/* =========================================================
   FFAI Protocol — Design System
   气质：国际科技 SaaS / 干净 / 大气 / 克制高级
   ========================================================= */

:root {
  /* 色彩 token */
  --bg: #f4f4f2;
  --bg-muted: #ecece8;
  --surface: #ffffff;
  --ink: #0e0f10;
  --ink-soft: #2a2c2e;
  --muted: #6b6f76;
  --line: rgba(14, 15, 16, 0.08);
  --line-strong: rgba(14, 15, 16, 0.14);
  --accent: #ac8262;
  --accent-hover: #8f6a4e;
  --accent-soft: rgba(172, 130, 98, 0.12);
  --dark: #0c0d0e;
  --dark-elevated: #16181a;
  --light: #fafaf8;
  --success: #1f7a4d;
  --danger: #b42318;
  --shadow-sm: 0 1px 2px rgba(14, 15, 16, 0.04);
  --shadow-md: 0 12px 40px rgba(14, 15, 16, 0.08);
  --shadow-lg: 0 24px 80px rgba(14, 15, 16, 0.14);

  /* 字体 */
  --font-display: "Syne", "Segoe UI", sans-serif;
  --font-body: "Manrope", "Segoe UI", sans-serif;

  /* 间距 / 圆角 / 动效 */
  --container: 1160px;
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 22px;
  --header-h: 72px;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  --dur: 0.45s;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  color: var(--ink);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

/* 细腻胶片颗粒，增加官方质感 */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 5;
  opacity: 0.04;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

body.modal-open {
  overflow: hidden;
}

img {
  max-width: 100%;
  display: block;
}

a {
  color: inherit;
  text-decoration: none;
}

button,
input,
select {
  font: inherit;
}

button {
  cursor: pointer;
  border: none;
  background: none;
}

ul,
ol {
  margin: 0;
  padding: 0;
  list-style: none;
}

.container {
  width: min(var(--container), calc(100% - 48px));
  margin-inline: auto;
}

/* ---------- 按钮 ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  border-radius: 999px;
  font-weight: 600;
  letter-spacing: 0.01em;
  transition:
    background var(--dur) var(--ease),
    color var(--dur) var(--ease),
    border-color var(--dur) var(--ease),
    transform var(--dur) var(--ease),
    box-shadow var(--dur) var(--ease);
  white-space: nowrap;
}

.btn:active {
  transform: translateY(1px);
}

.btn:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
}

.btn-sm {
  height: 40px;
  padding: 0 18px;
  font-size: 13px;
}

.btn-lg {
  height: 52px;
  padding: 0 28px;
  font-size: 15px;
}

.btn-block {
  width: 100%;
}

.btn-primary {
  background: var(--accent);
  color: #fff;
  box-shadow: 0 8px 24px rgba(172, 130, 98, 0.22);
}

.btn-primary:hover {
  background: var(--accent-hover);
  box-shadow: 0 10px 28px rgba(172, 130, 98, 0.3);
}

.btn-ghost {
  color: var(--ink-soft);
  background: transparent;
}

.btn-ghost:hover {
  background: rgba(14, 15, 16, 0.05);
}

/* 浅色背景上的描边按钮 */
.btn-outline {
  color: var(--accent-hover);
  background: transparent;
  border: 1.5px solid rgba(172, 130, 98, 0.45);
  box-shadow: none;
}

.btn-outline:hover {
  color: #fff;
  background: var(--accent);
  border-color: var(--accent);
  box-shadow: 0 8px 22px rgba(172, 130, 98, 0.18);
}

.btn-outline-light {
  color: #fff;
  border: 1px solid rgba(255, 255, 255, 0.35);
  background: rgba(255, 255, 255, 0.06);
  backdrop-filter: blur(8px);
}

.btn-outline-light:hover {
  background: rgba(255, 255, 255, 0.14);
  border-color: rgba(255, 255, 255, 0.55);
}

/* ---------- Header ---------- */
.site-header {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 100;
  height: var(--header-h);
  transform: translateY(0);
  transition:
    background var(--dur) var(--ease),
    border-color var(--dur) var(--ease),
    backdrop-filter var(--dur) var(--ease),
    transform 0.35s var(--ease);
  border-bottom: 1px solid transparent;
}

.site-header.is-scrolled {
  background: rgba(244, 244, 242, 0.84);
  backdrop-filter: blur(16px);
  border-bottom-color: var(--line);
}

.site-header.is-hero-light .brand-text,
.site-header.is-hero-light .nav-desktop a,
.site-header.is-hero-light .btn-ghost {
  color: #fff;
}

.site-header.is-hero-light .nav-toggle span {
  background: #fff;
}

.site-header.is-scrolled.is-hero-light .brand-text,
.site-header.is-scrolled.is-hero-light .nav-desktop a,
.site-header.is-scrolled.is-hero-light .btn-ghost {
  color: var(--ink);
}

.site-header.is-scrolled.is-hero-light .nav-toggle span {
  background: var(--ink);
}

.header-inner {
  height: var(--header-h);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  z-index: 2;
}

.brand-mark {
  width: 32px;
  height: 32px;
  border-radius: 8px;
  object-fit: cover;
}

.brand-text {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.15rem;
  letter-spacing: 0.04em;
}

.nav-desktop {
  display: flex;
  align-items: center;
  gap: 28px;
}

.nav-desktop a {
  position: relative;
  font-size: 14px;
  font-weight: 500;
  color: var(--ink-soft);
  opacity: 0.88;
  transition: opacity 0.25s var(--ease), color 0.25s var(--ease);
}

.nav-desktop a:hover,
.nav-desktop a.is-active {
  opacity: 1;
  color: var(--ink);
}

.nav-desktop a.is-active::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: -8px;
  height: 2px;
  border-radius: 999px;
  background: var(--accent);
}

.site-header.is-hero-light .nav-desktop a.is-active {
  color: #fff;
}

.site-header.is-hero-light .nav-desktop a.is-active::after {
  background: #fff;
}

.site-header.is-scrolled.is-hero-light .nav-desktop a.is-active {
  color: var(--ink);
}

.site-header.is-scrolled.is-hero-light .nav-desktop a.is-active::after {
  background: var(--accent);
}

.site-header.is-hidden {
  transform: translateY(-100%);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 10px;
}

/* ---------- 多语言选择器（i18n-config.js） ---------- */
.language-selector {
  position: relative;
  z-index: 160;
}

.language-current {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 7px 10px;
  border-radius: 999px;
  border: 1px solid var(--line-strong);
  background: rgba(255, 255, 255, 0.72);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.25s var(--ease), border-color 0.25s var(--ease);
}

.language-current:hover {
  background: #fff;
  border-color: rgba(172, 130, 98, 0.45);
}

.language-selector.active .language-current {
  border-color: var(--accent);
  background: var(--accent-soft);
}

.current-flag,
.lang-flag {
  font-size: 16px;
  line-height: 1;
}

.current-lang-text,
.lang-name {
  white-space: nowrap;
}

.lang-arrow {
  width: 14px;
  height: 14px;
  transition: transform 0.25s var(--ease);
}

.language-selector.active .lang-arrow {
  transform: rotate(180deg);
}

.language-options {
  position: absolute;
  top: calc(100% + 8px);
  right: 0;
  min-width: 168px;
  padding: 6px;
  border-radius: var(--radius-md);
  border: 1px solid var(--line-strong);
  background: rgba(255, 255, 255, 0.98);
  box-shadow: var(--shadow-md);
  opacity: 0;
  visibility: hidden;
  transform: translateY(-6px);
  transition: opacity 0.22s var(--ease), transform 0.22s var(--ease), visibility 0.22s;
}

.language-selector.active .language-options {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.language-option {
  display: flex;
  align-items: center;
  gap: 10px;
  width: 100%;
  padding: 9px 10px;
  border: 0;
  border-radius: var(--radius-sm);
  background: transparent;
  color: var(--ink-soft);
  font-family: var(--font-body);
  font-size: 13px;
  text-align: left;
  cursor: pointer;
  transition: background 0.2s var(--ease), color 0.2s var(--ease);
}

.language-option:hover {
  background: var(--bg-muted);
  color: var(--ink);
}

.language-option.active {
  background: var(--accent-soft);
  color: var(--accent-hover);
}

.language-option.active::after {
  content: "✓";
  margin-left: auto;
  font-size: 12px;
  color: var(--accent);
}

.site-header.is-hero-light .language-current {
  background: rgba(255, 255, 255, 0.14);
  border-color: rgba(255, 255, 255, 0.28);
  color: #fff;
}

.site-header.is-hero-light .language-current:hover,
.site-header.is-scrolled.is-hero-light .language-current {
  background: rgba(255, 255, 255, 0.9);
  border-color: var(--line-strong);
  color: var(--ink);
}

.nav-toggle {
  display: none;
  width: 40px;
  height: 40px;
  border-radius: 10px;
  position: relative;
}

.nav-toggle span {
  position: absolute;
  left: 11px;
  right: 11px;
  height: 1.5px;
  background: var(--ink);
  transition: transform 0.3s var(--ease), top 0.3s var(--ease);
}

.nav-toggle span:first-child {
  top: 15px;
}

.nav-toggle span:last-child {
  top: 23px;
}

.nav-toggle[aria-expanded="true"] span:first-child {
  top: 19px;
  transform: rotate(45deg);
}

.nav-toggle[aria-expanded="true"] span:last-child {
  top: 19px;
  transform: rotate(-45deg);
}

/* 移动端抽屉导航 */
.nav-backdrop {
  position: fixed;
  inset: 0;
  z-index: 140;
  background: rgba(8, 10, 12, 0.45);
  backdrop-filter: blur(8px);
  opacity: 0;
  transition: opacity 0.35s var(--ease);
}

.nav-backdrop.is-open {
  opacity: 1;
}

.nav-backdrop[hidden],
.nav-drawer[hidden] {
  display: none;
}

.nav-drawer {
  position: fixed;
  top: 0;
  right: 0;
  z-index: 150;
  width: min(86vw, 360px);
  height: 100%;
  height: 100dvh;
  background: rgba(250, 250, 248, 0.98);
  border-left: 1px solid var(--line);
  padding: 20px 22px calc(28px + env(safe-area-inset-bottom));
  display: flex;
  flex-direction: column;
  gap: 18px;
  transform: translateX(104%);
  transition: transform 0.4s var(--ease);
  box-shadow: -20px 0 60px rgba(0, 0, 0, 0.12);
}

.nav-drawer.is-open {
  transform: translateX(0);
}

.drawer-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-bottom: 8px;
}

.drawer-close {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  font-size: 24px;
  color: var(--muted);
  background: var(--bg-muted);
}

.drawer-links {
  display: flex;
  flex-direction: column;
  gap: 4px;
  flex: 1;
}

.drawer-links a {
  padding: 14px 4px;
  font-family: var(--font-display);
  font-size: 1.35rem;
  font-weight: 600;
  letter-spacing: -0.02em;
  border-bottom: 1px solid var(--line);
  transition: color 0.25s, padding-left 0.25s var(--ease);
}

.drawer-links a.is-active,
.drawer-links a:active {
  color: var(--accent);
  padding-left: 6px;
}

.drawer-foot {
  margin: 0;
  font-size: 0.8rem;
  color: var(--muted);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

/* ---------- Hero：整站门面 ---------- */
.hero {
  position: relative;
  min-height: 100vh;
  min-height: 100svh;
  display: flex;
  align-items: flex-end;
  color: #fff;
  overflow: hidden;
  isolation: isolate;
}

.hero::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 120px;
  z-index: 1;
  pointer-events: none;
  background: linear-gradient(180deg, transparent, rgba(244, 244, 242, 0.08) 60%, rgba(244, 244, 242, 0.22));
}

.hero-media {
  position: absolute;
  inset: 0;
  z-index: 0;
}

/* 视频未就绪时的轻量轮播 */
.hero-fallback {
  position: absolute;
  inset: 0;
  z-index: 1;
  transition: opacity 0.6s var(--ease);
}

.hero-slide {
  position: absolute;
  inset: 0;
  opacity: 0;
  transition: opacity 1s var(--ease);
}

.hero-slide.is-active {
  opacity: 1;
  z-index: 1;
}

.hero-slide img,
.hero-img,
.hero-video {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 30%;
  display: block;
}

.hero-slide.is-active img {
  transform: scale(1.06);
  animation: heroKen 18s var(--ease) infinite alternate;
}

.hero-video {
  position: absolute;
  inset: 0;
  z-index: 0;
  opacity: 0;
  filter: saturate(0.95) contrast(1.06) brightness(0.92);
  transition: opacity 0.7s var(--ease);
  pointer-events: none;
}

/* 视频成功播放后：隐藏轮播，显示视频 */
.hero-media.is-video .hero-fallback {
  opacity: 0;
  pointer-events: none;
}

.hero-media.is-video .hero-video {
  opacity: 1;
  z-index: 1;
  animation: heroKen 22s var(--ease) infinite alternate;
}

.hero-media.is-video .hero-slide.is-active img {
  animation: none;
}

@keyframes heroKen {
  from {
    transform: scale(1.06) translate3d(0, 0, 0);
  }
  to {
    transform: scale(1.12) translate3d(-1.8%, -1.2%, 0);
  }
}

.hero-veil {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(105deg, rgba(8, 10, 12, 0.72) 0%, rgba(8, 10, 12, 0.28) 48%, rgba(8, 10, 12, 0.45) 100%),
    linear-gradient(180deg, rgba(8, 10, 12, 0.35) 0%, rgba(8, 10, 12, 0.12) 32%, rgba(8, 10, 12, 0.82) 100%),
    radial-gradient(70% 55% at 78% 18%, rgba(172, 130, 98, 0.28), transparent 62%);
}

.hero-orb {
  --ox: 0px;
  --oy: 0px;
  position: absolute;
  width: min(48vw, 520px);
  height: min(48vw, 520px);
  right: -6%;
  top: 8%;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(212, 176, 140, 0.22) 0%, rgba(172, 130, 98, 0.08) 42%, transparent 70%);
  filter: blur(8px);
  pointer-events: none;
  transform: translate3d(var(--ox), var(--oy), 0);
  transition: transform 0.35s var(--ease);
  animation: heroOrbBreath 8s ease-in-out infinite alternate;
}

@keyframes heroOrbBreath {
  from {
    opacity: 0.55;
  }
  to {
    opacity: 0.95;
  }
}

.hero-grain {
  position: absolute;
  inset: 0;
  opacity: 0.14;
  mix-blend-mode: soft-light;
  pointer-events: none;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

.hero-corners {
  position: absolute;
  inset: 28px 28px 28px 28px;
  z-index: 2;
  pointer-events: none;
}

.hero-corners i {
  position: absolute;
  width: 22px;
  height: 22px;
  border: 1px solid rgba(255, 255, 255, 0.28);
}

.hero-corners i:nth-child(1) {
  top: 0;
  left: 0;
  border-right: none;
  border-bottom: none;
}
.hero-corners i:nth-child(2) {
  top: 0;
  right: 0;
  border-left: none;
  border-bottom: none;
}
.hero-corners i:nth-child(3) {
  bottom: 0;
  left: 0;
  border-right: none;
  border-top: none;
}
.hero-corners i:nth-child(4) {
  bottom: 0;
  right: 0;
  border-left: none;
  border-top: none;
}

.hero-content {
  position: relative;
  z-index: 3;
  padding: 0 0 108px;
  max-width: 860px;
  margin-left: max(24px, calc((100% - var(--container)) / 2));
  margin-right: auto;
  width: min(var(--container), calc(100% - 48px));
}

/* 首屏入场 */
.hero-pills,
.hero-brand,
.hero-title .hero-line,
.hero-lead,
.hero-cta,
.hero-desk {
  opacity: 0;
  transform: translateY(22px);
  animation: heroRise 0.9s var(--ease) forwards;
}

.hero-pills {
  animation-delay: 0.12s;
}
.hero-brand {
  animation-delay: 0.28s;
}
.hero-title .hero-line:nth-child(1) {
  animation-delay: 0.42s;
}
.hero-title .hero-line:nth-child(2) {
  animation-delay: 0.56s;
}
.hero-lead {
  animation-delay: 0.7s;
}
.hero-cta {
  animation-delay: 0.84s;
}
.hero-desk {
  animation-delay: 0.98s;
}

@keyframes heroRise {
  to {
    opacity: 1;
    transform: none;
  }
}

.hero-pills {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 22px;
}

.status-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  height: 32px;
  padding: 0 12px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.04em;
  background: rgba(172, 130, 98, 0.22);
  border: 1px solid rgba(212, 176, 140, 0.35);
  color: #f3e6d8;
  backdrop-filter: blur(8px);
}

.status-pill.ghost {
  background: rgba(255, 255, 255, 0.08);
  border-color: rgba(255, 255, 255, 0.2);
  color: rgba(255, 255, 255, 0.86);
}

.status-pill.compact {
  height: 28px;
  color: var(--accent-hover);
  background: var(--accent-soft);
  border-color: rgba(172, 130, 98, 0.28);
}

.pulse-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: #d4b08c;
  box-shadow: 0 0 0 0 rgba(212, 176, 140, 0.55);
  animation: pulseDot 1.8s ease-out infinite;
}

@keyframes pulseDot {
  0% {
    box-shadow: 0 0 0 0 rgba(212, 176, 140, 0.55);
  }
  70% {
    box-shadow: 0 0 0 8px rgba(212, 176, 140, 0);
  }
  100% {
    box-shadow: 0 0 0 0 rgba(212, 176, 140, 0);
  }
}

.hero-brand {
  display: inline-flex;
  align-items: center;
  gap: 14px;
  margin: 0 0 20px;
}

.hero-brand-logo {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  object-fit: cover;
  box-shadow: 0 0 0 1px rgba(255, 255, 255, 0.22), 0 10px 30px rgba(0, 0, 0, 0.28);
  background: rgba(255, 255, 255, 0.06);
}

.hero-brand-text {
  display: grid;
  gap: 0;
  line-height: 1;
}

.hero-brand-text strong {
  font-family: var(--font-display);
  font-size: clamp(2.2rem, 4.5vw, 3.2rem);
  font-weight: 800;
  letter-spacing: 0.04em;
  background: linear-gradient(120deg, #fff 15%, #f0e0d0 45%, #fff 75%);
  background-size: 220% auto;
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  animation: brandShimmer 7s linear infinite;
}

.hero-brand-text em {
  font-style: normal;
  margin-top: 6px;
  font-size: 0.78rem;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.62);
  font-weight: 600;
}

@keyframes brandShimmer {
  to {
    background-position: 220% center;
  }
}

.hero-title {
  font-family: var(--font-display);
  /* 这一行设置了字体大小，使用了 CSS 的 clamp() 函数，使字体大小在 2.35rem 到 3.1rem 之间根据屏幕宽度自适应缩放。最小值是 2.35rem，最大是 3.1rem，而默认根据 4.4vw 进行缩放（vw 为视口宽度的 4.4%）。*/
  font-size: clamp(2.35rem, 4.4vw, 3.1rem);
  font-weight: 700;
  line-height: 1.06;
  letter-spacing: -0.035em;
  margin: 0 0 20px;
}

.hero-line {
  display: block;
}

.hero-line.is-accent {
  color: #e8d0b8;
  text-shadow: 0 0 40px rgba(212, 176, 140, 0.22);
}

.hero-lead {
  max-width: 34rem;
  margin: 0 0 28px;
  font-size: clamp(1rem, 1.5vw, 1.125rem);
  color: rgba(255, 255, 255, 0.82);
  font-weight: 400;
  line-height: 1.65;
}

.hero-cta {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 18px;
}

.hero-cta-main {
  min-width: 220px;
  flex-direction: column;
  align-items: flex-start;
  gap: 2px;
  padding: 14px 26px;
  box-shadow: 0 12px 40px rgba(172, 130, 98, 0.35);
  position: relative;
  overflow: hidden;
}

.hero-cta-main::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(110deg, transparent 30%, rgba(255, 255, 255, 0.18) 48%, transparent 62%);
  transform: translateX(-120%);
  animation: heroCtaSheen 4.8s var(--ease) infinite;
}

@keyframes heroCtaSheen {
  0%,
  55% {
    transform: translateX(-120%);
  }
  75%,
  100% {
    transform: translateX(120%);
  }
}

.hero-cta-main span {
  font-size: 1.05rem;
  position: relative;
  z-index: 1;
}

.hero-cta-main small {
  position: relative;
  z-index: 1;
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  opacity: 0.88;
}

.hero-cta-main small b {
  font-weight: 700;
}

.hero-desk {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  max-width: 100%;
  padding: 10px 14px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.14);
  backdrop-filter: blur(10px);
  color: rgba(255, 255, 255, 0.86);
  font-size: 0.88rem;
  transition:
    background 0.3s var(--ease),
    border-color 0.3s var(--ease),
    transform 0.3s var(--ease);
}

.hero-desk:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(212, 176, 140, 0.35);
  transform: translateY(-1px);
}

.hero-desk-live {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: #e8d0b8;
  flex-shrink: 0;
}

.hero-desk-text {
  color: rgba(255, 255, 255, 0.78);
}

.hero-desk-go {
  margin-left: 2px;
  color: #e8d0b8;
  font-weight: 700;
}

.hero-mute {
  position: absolute;
  right: 36px;
  top: calc(var(--header-h) + 18px);
  z-index: 3;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  height: 36px;
  padding: 0 12px;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.18);
  background: rgba(8, 10, 12, 0.35);
  color: rgba(255, 255, 255, 0.82);
  backdrop-filter: blur(10px);
  font-size: 12px;
  font-weight: 600;
  transition: border-color 0.25s, background 0.25s;
}

.hero-mute:hover {
  border-color: rgba(212, 176, 140, 0.4);
  background: rgba(172, 130, 98, 0.25);
}

.hero-mute-icon {
  width: 14px;
  height: 14px;
  border-radius: 2px;
  background:
    linear-gradient(90deg, currentColor 0 3px, transparent 3px 5px, currentColor 5px 8px, transparent 8px 10px, currentColor 10px 14px)
      left center / 14px 10px no-repeat;
  opacity: 0.85;
  position: relative;
}

.hero-mute[aria-pressed="true"] .hero-mute-icon::after {
  content: "";
  position: absolute;
  inset: 1px -1px;
  background: linear-gradient(125deg, transparent 46%, currentColor 47% 53%, transparent 54%);
  opacity: 0.9;
}

.hero-scroll {
  position: absolute;
  right: 40px;
  bottom: 40px;
  z-index: 3;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  color: rgba(255, 255, 255, 0.7);
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.hero-scroll i {
  width: 1px;
  height: 42px;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.7), transparent);
  animation: scrollLine 1.8s var(--ease) infinite;
}

@keyframes scrollLine {
  0%,
  100% {
    opacity: 0.3;
    transform: scaleY(0.7);
  }
  50% {
    opacity: 1;
    transform: scaleY(1);
  }
}

@media (prefers-reduced-motion: reduce) {
  .hero-video,
  .hero-orb,
  .hero-cta-main::after,
  .hero-brand-text strong,
  .hero-slide.is-active img {
    animation: none !important;
  }

  .hero-media.is-video .hero-video {
    animation: none !important;
  }

  .hero-pills,
  .hero-brand,
  .hero-title .hero-line,
  .hero-lead,
  .hero-cta,
  .hero-desk {
    opacity: 1;
    transform: none;
    animation: none;
  }
}

/* ---------- Trust ---------- */
.trust {
  background: var(--surface);
  border-bottom: 1px solid var(--line);
}

.trust-rail {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
}

.trust-item {
  padding: 28px 20px;
  border-right: 1px solid var(--line);
}

.trust-item:last-child {
  border-right: none;
}

.scroll-progress {
  position: fixed;
  top: 0;
  left: 0;
  height: 2px;
  width: 0%;
  z-index: 120;
  background: linear-gradient(90deg, var(--accent), #d4b08c);
  transform-origin: left center;
  pointer-events: none;
}

.trust-label {
  display: block;
  font-size: 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 8px;
}

.trust-item strong {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 600;
  letter-spacing: -0.02em;
}

/* ---------- Sections ---------- */
.section {
  position: relative;
  padding: 112px 0;
}

.section-muted,
.section-dark {
  overflow: hidden;
}

.section-muted {
  background: var(--bg-muted);
}

.section-dark {
  background: var(--dark);
  color: #fff;
}

.section-head {
  max-width: 640px;
  margin-bottom: 56px;
}

.section-head.light .section-desc,
.section-head.light .eyebrow {
  color: rgba(255, 255, 255, 0.62);
}

.eyebrow {
  margin: 0 0 14px;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent);
}

.section-title {
  margin: 0 0 16px;
  font-family: var(--font-display);
  font-size: clamp(2rem, 3.6vw, 3rem);
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 1.12;
}

.section-desc {
  margin: 0;
  color: var(--muted);
  font-size: 1.05rem;
  max-width: 38rem;
}

/* ---------- About ---------- */
.about-grid {
  display: grid;
  grid-template-columns: 1.05fr 1fr;
  gap: 28px;
  align-items: stretch;
}

.statement {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 40px 36px;
  box-shadow: var(--shadow-sm);
}

.statement h3 {
  font-family: var(--font-display);
  font-size: 1.7rem;
  letter-spacing: -0.02em;
  margin: 0 0 16px;
  line-height: 1.25;
}

.statement p {
  margin: 0;
  color: var(--muted);
  font-size: 1.02rem;
}

.pillars {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}

.pillar {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  padding: 24px 22px;
  transition:
    border-color var(--dur) var(--ease),
    transform var(--dur) var(--ease),
    box-shadow var(--dur) var(--ease);
}

.pillar:hover {
  border-color: rgba(172, 130, 98, 0.35);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.pillar-num {
  display: block;
  font-family: var(--font-display);
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--accent);
  margin-bottom: 18px;
}

.pillar h4 {
  margin: 0 0 8px;
  font-size: 1.05rem;
}

.pillar p {
  margin: 0;
  color: var(--muted);
  font-size: 0.92rem;
}

/* ---------- Products ---------- */
.product-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
}

.product-card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition:
    transform var(--dur) var(--ease),
    box-shadow var(--dur) var(--ease);
}

.product-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

.product-visual {
  aspect-ratio: 4 / 3;
  overflow: hidden;
  background: #111;
}

.product-visual img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.8s var(--ease);
}

.product-card:hover .product-visual img {
  transform: scale(1.04);
}

.product-body {
  padding: 22px 22px 26px;
}

.product-meta {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 12px;
  margin-bottom: 8px;
}

.product-meta h3 {
  margin: 0;
  font-family: var(--font-display);
  font-size: 1.35rem;
}

.product-meta span {
  color: var(--muted);
  font-size: 0.9rem;
  font-weight: 600;
}

.product-body p {
  margin: 0;
  color: var(--muted);
  font-size: 0.95rem;
}

/* ---------- Four core ---------- */
.core-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
}

.core-card {
  padding: 28px 24px;
  border-radius: var(--radius-md);
  background: var(--surface);
  border: 1px solid var(--line);
  min-height: 220px;
  display: flex;
  flex-direction: column;
  transition: border-color var(--dur) var(--ease);
}

.core-card:hover {
  border-color: rgba(172, 130, 98, 0.4);
}

.core-index {
  font-family: var(--font-display);
  color: var(--accent);
  font-size: 0.85rem;
  letter-spacing: 0.12em;
  margin-bottom: auto;
}

.core-card h3 {
  margin: 28px 0 10px;
  font-family: var(--font-display);
  font-size: 1.2rem;
  letter-spacing: -0.02em;
}

.core-card p {
  margin: 0;
  color: var(--muted);
  font-size: 0.94rem;
}

/* ---------- Protocol ---------- */
/* ---------- 协议架构：官方分层栈 ---------- */
.protocol-arch {
  position: relative;
  padding: 112px 0;
  color: #fff;
  overflow: hidden;
  background:
    radial-gradient(70% 50% at 80% 0%, rgba(172, 130, 98, 0.22), transparent 55%),
    radial-gradient(50% 40% at 10% 100%, rgba(212, 176, 140, 0.08), transparent 50%),
    #08090a;
}

.protocol-arch::before {
  content: "";
  position: absolute;
  inset: 0;
  opacity: 0.2;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.03) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: linear-gradient(180deg, #000 20%, transparent 90%);
}

.protocol-arch .container {
  position: relative;
  z-index: 1;
}

.protocol-head {
  display: grid;
  grid-template-columns: 1.3fr 0.7fr;
  gap: 28px;
  align-items: end;
  margin-bottom: 28px;
}

.protocol-arch .eyebrow {
  color: #d4b08c;
}

.protocol-arch .section-desc {
  color: rgba(255, 255, 255, 0.62);
  margin: 0;
}

.protocol-badge {
  justify-self: end;
  padding: 16px 18px;
  border-radius: 14px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  background: rgba(255, 255, 255, 0.04);
  backdrop-filter: blur(8px);
  min-width: 200px;
}

.protocol-badge span {
  display: block;
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.5);
  margin-bottom: 6px;
}

.protocol-badge strong {
  display: block;
  font-family: var(--font-display);
  font-size: 1.15rem;
  margin-bottom: 4px;
}

.protocol-badge small {
  color: #d4b08c;
  font-size: 0.8rem;
  letter-spacing: 0.04em;
}

.protocol-flow {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 12px;
  margin-bottom: 24px;
  padding: 14px 16px;
  border-radius: 16px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  background: rgba(255, 255, 255, 0.03);
}

.flow-step {
  display: grid;
  gap: 2px;
  min-width: 110px;
}

.flow-step em {
  font-style: normal;
  font-size: 10px;
  letter-spacing: 0.12em;
  color: #d4b08c;
  font-weight: 700;
}

.flow-step strong {
  font-family: var(--font-display);
  font-size: 1.05rem;
  letter-spacing: -0.02em;
}

.flow-step span {
  font-size: 0.82rem;
  color: rgba(255, 255, 255, 0.5);
}

.flow-arrow {
  width: 28px;
  height: 1px;
  background: linear-gradient(90deg, rgba(212, 176, 140, 0.15), #d4b08c, rgba(212, 176, 140, 0.15));
  position: relative;
  flex: 0 0 28px;
}

.flow-arrow::after {
  content: "";
  position: absolute;
  right: -1px;
  top: 50%;
  width: 6px;
  height: 6px;
  border-right: 1.5px solid #d4b08c;
  border-top: 1.5px solid #d4b08c;
  transform: translateY(-50%) rotate(45deg);
}

.protocol-board {
  display: grid;
  grid-template-columns: 1.2fr 0.9fr;
  gap: 16px;
  margin-bottom: 24px;
  align-items: stretch;
}

.protocol-stack {
  display: grid;
  gap: 8px;
}

.stack-layer {
  width: 100%;
  display: grid;
  grid-template-columns: 56px 1.1fr 1.6fr;
  gap: 16px;
  align-items: center;
  padding: 16px 18px;
  border-radius: 12px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  background: rgba(255, 255, 255, calc(0.02 + var(--i) * 0.012));
  color: inherit;
  text-align: left;
  transition: border-color 0.3s var(--ease), transform 0.3s var(--ease),
    background 0.3s var(--ease), box-shadow 0.3s;
}

.stack-layer:hover,
.stack-layer.is-active {
  border-color: rgba(212, 176, 140, 0.4);
  transform: translateX(4px);
  background: rgba(172, 130, 98, 0.16);
}

.stack-layer.is-core.is-active,
.stack-layer.is-active {
  box-shadow: inset 3px 0 0 #d4b08c;
}

.stack-layer.is-core {
  border-color: rgba(212, 176, 140, 0.28);
}

.stack-layer em {
  font-style: normal;
  font-family: var(--font-display);
  font-weight: 700;
  color: #d4b08c;
  letter-spacing: 0.06em;
  font-size: 0.9rem;
}

.stack-layer strong {
  font-family: var(--font-display);
  font-size: 1.05rem;
  letter-spacing: -0.01em;
}

.stack-layer span {
  color: rgba(255, 255, 255, 0.55);
  font-size: 0.9rem;
}

.protocol-detail {
  padding: 26px 24px;
  border-radius: 18px;
  border: 1px solid rgba(212, 176, 140, 0.28);
  background:
    linear-gradient(180deg, rgba(172, 130, 98, 0.22), rgba(255, 255, 255, 0.03));
  display: flex;
  flex-direction: column;
  gap: 12px;
  min-height: 100%;
}

.detail-kicker {
  margin: 0;
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: #d4b08c;
  font-weight: 700;
}

.protocol-detail h3 {
  margin: 0;
  font-family: var(--font-display);
  font-size: 1.45rem;
  letter-spacing: -0.02em;
  line-height: 1.2;
}

.protocol-detail > p#protoDesc {
  margin: 0;
  color: rgba(255, 255, 255, 0.68);
  font-size: 0.95rem;
  line-height: 1.65;
  flex: 1;
}

.detail-points {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 8px;
}

.detail-points li {
  position: relative;
  padding-left: 16px;
  color: rgba(255, 255, 255, 0.78);
  font-size: 0.9rem;
  line-height: 1.45;
}

.detail-points li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #d4b08c;
}

.detail-bound {
  margin: 4px 0 0;
  padding-top: 14px;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  font-size: 0.84rem;
  color: rgba(255, 255, 255, 0.55);
  line-height: 1.55;
}

.detail-bound strong {
  color: #d4b08c;
  font-weight: 700;
}

.protocol-modules {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
  margin-bottom: 22px;
}

.module-card {
  padding: 20px 18px;
  border-radius: 16px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  background: rgba(255, 255, 255, 0.03);
  color: inherit;
  text-align: left;
  transition: transform 0.35s var(--ease), border-color 0.35s, background 0.35s;
  min-height: 100%;
  width: 100%;
  cursor: pointer;
}

.module-card:hover,
.module-card.is-active {
  transform: translateY(-3px);
  border-color: rgba(212, 176, 140, 0.45);
  background: rgba(172, 130, 98, 0.18);
}

.module-card.is-active {
  box-shadow: inset 0 0 0 1px rgba(212, 176, 140, 0.2);
}

.module-card header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 16px;
}

.module-code {
  font-family: var(--font-display);
  font-weight: 700;
  color: #d4b08c;
  letter-spacing: 0.06em;
}

.module-tag {
  font-size: 10px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  font-weight: 700;
  color: rgba(255, 255, 255, 0.55);
  padding: 5px 8px;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.12);
}

.module-card h3 {
  margin: 0 0 10px;
  font-family: var(--font-display);
  font-size: 1.15rem;
  letter-spacing: -0.02em;
}

.module-card > p {
  margin: 0 0 16px;
  color: rgba(255, 255, 255, 0.62);
  font-size: 0.9rem;
  line-height: 1.55;
  min-height: 4.2em;
}

.module-card ul {
  list-style: none;
  margin: 0;
  padding: 14px 0 0;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.module-card li {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.04em;
  color: rgba(255, 255, 255, 0.72);
  padding: 5px 8px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.06);
}

.protocol-footnote {
  margin: 0;
  font-size: 0.85rem;
  color: rgba(255, 255, 255, 0.48);
  padding-top: 4px;
  letter-spacing: 0.01em;
}

@media (max-width: 980px) {
  .protocol-board {
    grid-template-columns: 1fr;
  }
}

@keyframes protocolAccordionIn {
  from {
    opacity: 0;
    transform: translateY(-8px);
  }
  to {
    opacity: 1;
    transform: none;
  }
}

/* ---------- 预售：三阶段卡 + 主认购卡（参考逻辑，站内视觉） ---------- */
.presale-section {
  position: relative;
}

.phase-cards-wrapper {
  margin-bottom: 28px;
}

.phase-cards-track {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
}

.phase-card-slide {
  min-width: 0;
}

.presale-phase-card {
  width: 100%;
  height: 100%;
  display: grid;
  gap: 8px;
  padding: 20px 18px;
  text-align: left;
  color: inherit;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  transition:
    border-color var(--dur) var(--ease),
    box-shadow var(--dur) var(--ease),
    transform var(--dur) var(--ease);
}

.presale-phase-card:hover {
  border-color: rgba(172, 130, 98, 0.28);
  transform: translateY(-2px);
}

.presale-phase-card.is-active {
  border-color: rgba(172, 130, 98, 0.45);
  box-shadow: 0 12px 32px rgba(172, 130, 98, 0.12);
  background: linear-gradient(180deg, #fff 0%, #faf6f2 100%);
}

/* 已结束 / 未开放：不可点击 */
.presale-phase-card.is-disabled,
.presale-phase-card:disabled {
  opacity: 0.58;
  cursor: not-allowed;
  pointer-events: none;
  transform: none;
  box-shadow: none;
  background: var(--bg-muted);
}

.presale-phase-card.is-disabled:hover,
.presale-phase-card:disabled:hover {
  border-color: var(--line);
  transform: none;
}

.phase-status.is-done {
  background: rgba(28, 25, 23, 0.08);
  color: var(--muted);
}

.phase-status.is-locked {
  background: rgba(172, 130, 98, 0.12);
  color: var(--accent-hover);
}

.phase-card-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 10px;
}

.phase-card-label {
  display: block;
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
  font-weight: 700;
  margin-bottom: 4px;
}

.phase-card-head strong {
  font-family: var(--font-display);
  font-size: 1.05rem;
}

.phase-status {
  flex-shrink: 0;
  height: 24px;
  padding: 0 10px;
  border-radius: 999px;
  font-size: 11px;
  font-weight: 700;
  display: inline-flex;
  align-items: center;
  background: var(--bg-muted);
  color: var(--muted);
}

.phase-status.is-live {
  background: var(--accent);
  color: #fff;
}

.phase-status.is-next {
  background: var(--accent-soft);
  color: var(--accent-hover);
}

.phase-price {
  font-family: var(--font-display);
  font-size: 1.55rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--accent-hover);
  margin: 4px 0 6px;
}

.phase-price small {
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--muted);
}

.phase-detail-row {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  font-size: 0.86rem;
  padding: 6px 0;
  border-top: 1px solid var(--line);
  color: var(--ink-soft);
}

.phase-detail-row span:first-child {
  color: var(--muted);
}

.phase-dots {
  display: none;
}

.presale-main-card {
  max-width: 720px;
  margin: 0 auto;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: calc(var(--radius-lg) + 4px);
  padding: 32px 28px;
  box-shadow: var(--shadow-md);
  position: relative;
  overflow: hidden;
}

.presale-main-card::before {
  content: "";
  position: absolute;
  inset: 0 auto auto 0;
  width: 100%;
  height: 3px;
  background: linear-gradient(90deg, var(--accent), #d4b08c 45%, transparent);
}

.presale-sub-label {
  margin: 0 0 8px;
  font-size: 12px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  font-weight: 700;
  color: var(--muted);
  text-align: center;
}

.presale-cd-block {
  margin-bottom: 28px;
  text-align: center;
}

.presale-countdown {
  display: flex;
  justify-content: center;
  align-items: stretch;
  gap: 6px;
  flex-wrap: wrap;
}

.cd-unit {
  min-width: 64px;
  padding: 12px 10px;
  border-radius: var(--radius-sm);
  background: var(--bg);
  border: 1px solid var(--line);
  display: grid;
  gap: 4px;
  justify-items: center;
}

.cd-num {
  font-family: var(--font-display);
  font-size: 1.45rem;
  font-weight: 700;
  line-height: 1;
  color: var(--ink);
}

.cd-label {
  font-size: 10px;
  letter-spacing: 0.08em;
  color: var(--muted);
  font-weight: 700;
}

.cd-sep {
  align-self: center;
  font-family: var(--font-display);
  font-weight: 700;
  color: var(--accent);
  padding: 0 2px;
}

.cd-notice {
  margin-top: 12px;
  padding: 14px 16px;
  border-radius: var(--radius-md);
  background: var(--accent-soft);
  border: 1px dashed rgba(172, 130, 98, 0.3);
  color: var(--ink-soft);
  font-size: 0.9rem;
  line-height: 1.5;
}

.cd-notice-title {
  font-weight: 700;
  color: var(--accent-hover);
  margin-bottom: 4px;
}

.presale-price-hint {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-bottom: 24px;
  padding: 18px 16px;
  border-radius: var(--radius-md);
  background: var(--bg);
  border: 1px solid var(--line);
}

.presale-price-hint > div {
  text-align: center;
}

.presale-price-line {
  margin: 0;
}

.presale-price-big {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 4vw, 2.4rem);
  font-weight: 700;
  letter-spacing: -0.03em;
  color: var(--accent-hover);
}

.presale-price-unit {
  font-size: 0.85rem;
  color: var(--muted);
  margin-left: 4px;
}

.presale-list-price {
  margin: 0;
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--success);
}

.presale-phase-tag {
  margin: 8px 0 0;
  font-size: 0.82rem;
  color: var(--muted);
}

.presale-pay-block {
  margin-bottom: 24px;
  text-align: center;
}

.payment-logos {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 10px;
}

.payment-logo-item {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  border: 1px solid var(--line);
  background: var(--bg);
  display: grid;
  place-items: center;
  padding: 8px;
}

.payment-logo-item img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.presale-cta-group {
  display: grid;
  gap: 10px;
  margin-bottom: 12px;
}

.presale-cta-main,
.presale-cta-sub {
  width: 100%;
}

/* 次级 CTA：激励 / ROI 入口 */
.presale-cta-sub {
  height: 50px;
  padding: 0 22px;
  font-size: 14.5px;
  font-weight: 700;
  letter-spacing: 0.02em;
  color: var(--accent-hover);
  background: linear-gradient(180deg, #fff 0%, #faf6f2 100%);
  border: 1.5px solid rgba(172, 130, 98, 0.4);
  box-shadow: 0 1px 0 rgba(255, 255, 255, 0.8) inset, var(--shadow-sm);
}

.presale-cta-sub::before {
  content: "★";
  font-size: 0.85rem;
  color: var(--accent);
  line-height: 1;
}

.presale-cta-sub:hover {
  color: #fff;
  background: linear-gradient(180deg, var(--accent) 0%, var(--accent-hover) 100%);
  border-color: var(--accent-hover);
  box-shadow: 0 10px 26px rgba(172, 130, 98, 0.22);
  transform: translateY(-1px);
}

.presale-cta-sub:hover::before {
  color: #fff;
}

.presale-cta-sub:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
}

.presale-note {
  margin: 0 0 22px;
  font-size: 0.84rem;
  color: var(--muted);
  line-height: 1.5;
  text-align: center;
}

/* 推荐卡 */
.ref-card {
  padding: 20px 18px;
  border-radius: var(--radius-md);
  border: 1px solid var(--line);
  background: linear-gradient(180deg, #fff 0%, #f7f4f0 100%);
}

.ref-card-header {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 12px;
  align-items: start;
  margin-bottom: 16px;
}

.ref-card-icon {
  width: 40px;
  height: 40px;
  border-radius: 12px;
  display: grid;
  place-items: center;
  background: var(--accent-soft);
  color: var(--accent-hover);
}

.ref-card-title {
  display: block;
  font-family: var(--font-display);
  font-size: 1.05rem;
  margin-bottom: 4px;
}

.ref-card-sub {
  margin: 0;
  font-size: 0.86rem;
  color: var(--muted);
  line-height: 1.45;
}

.ref-reward-showcase {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 14px;
  align-items: center;
  padding: 14px;
  margin-bottom: 14px;
  border-radius: var(--radius-sm);
  background: var(--accent-soft);
}

.ref-reward-pct {
  font-family: var(--font-display);
  font-size: 2.4rem;
  font-weight: 700;
  line-height: 1;
  color: var(--accent-hover);
}

.ref-reward-pct span {
  font-size: 1.1rem;
  margin-left: 2px;
}

.ref-reward-label {
  margin: 0 0 4px;
  font-weight: 700;
  font-size: 0.92rem;
}

.ref-reward-sub {
  margin: 0;
  font-size: 0.8rem;
  color: var(--muted);
}

.ref-sim-feed {
  margin-bottom: 14px;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: var(--surface);
  overflow: hidden;
}

.ref-sim-feed__head {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 12px;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.06em;
  color: var(--muted);
  border-bottom: 1px solid var(--line);
}

.ref-sim-feed__pulse {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 0 0 var(--accent-soft);
  animation: refPulse 1.6s ease infinite;
}

@keyframes refPulse {
  0% {
    box-shadow: 0 0 0 0 rgba(172, 130, 98, 0.45);
  }
  70% {
    box-shadow: 0 0 0 8px rgba(172, 130, 98, 0);
  }
  100% {
    box-shadow: 0 0 0 0 rgba(172, 130, 98, 0);
  }
}

.ref-sim-feed__viewport {
  height: 84px;
  overflow: hidden;
}

.ref-sim-feed__track {
  animation: refFeedScroll 28s linear infinite;
}

.ref-sim-feed__list {
  display: grid;
}

.ref-sim-feed__item {
  padding: 8px 12px;
  font-size: 0.8rem;
  color: var(--ink-soft);
  border-bottom: 1px solid var(--line);
  line-height: 1.4;
}

.ref-sim-feed__item strong {
  color: var(--accent-hover);
}

@keyframes refFeedScroll {
  from {
    transform: translateY(0);
  }
  to {
    transform: translateY(-50%);
  }
}

.ref-rules-block {
  margin-bottom: 14px;
}

.ref-rules-title {
  margin: 0 0 10px;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
}

.ref-rule-row {
  display: grid;
  grid-template-columns: 64px 48px 1fr;
  gap: 8px;
  align-items: baseline;
  padding: 8px 0;
  border-top: 1px solid var(--line);
  font-size: 0.86rem;
}

.ref-rule-row span {
  color: var(--muted);
}

.ref-rule-row strong {
  color: var(--accent-hover);
  font-family: var(--font-display);
}

.ref-rule-row em {
  font-style: normal;
  color: var(--ink-soft);
}

.ref-rule-examples {
  display: grid;
  gap: 6px;
  margin-top: 10px;
  padding: 10px 12px;
  border-radius: var(--radius-sm);
  background: var(--bg);
  font-size: 0.82rem;
  color: var(--muted);
}

.ref-rule-examples strong {
  color: var(--ink);
}

.ref-wallet-form {
  margin-top: 12px;
}

.ref-wallet-label {
  display: block;
  margin-bottom: 8px;
  font-size: 0.86rem;
  font-weight: 600;
  color: var(--ink-soft);
}

.ref-wallet-input-row {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 8px;
}

.ref-wallet-input,
.ref-link-input {
  width: 100%;
  min-width: 0;
  padding: 11px 12px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--line-strong);
  background: var(--surface);
  font: inherit;
  color: var(--ink);
}

.ref-wallet-hint {
  margin: 8px 0 0;
  font-size: 0.78rem;
  color: var(--muted);
}

.ref-wallet-error {
  margin: 8px 0 0;
  color: var(--danger);
  font-size: 0.84rem;
}

.ref-output {
  margin-top: 12px;
}

.ref-success-tip {
  margin: 0 0 10px;
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--success);
}

.ref-link-box {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 8px;
  margin-bottom: 10px;
}

.ref-actions-row {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.84rem;
  color: var(--muted);
}

.ref-social-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 36px;
  height: 32px;
  padding: 0 10px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: var(--bg);
  color: var(--ink);
  text-decoration: none;
  font-size: 0.78rem;
  font-weight: 700;
}

.ref-copied-hint {
  margin: 8px 0 0;
  font-size: 0.82rem;
  color: var(--success);
  font-weight: 600;
}

/* ---------- 激励 / ROI 弹窗 ---------- */
.incentives-modal-panel {
  width: min(640px, 100%);
  max-height: min(92vh, 900px);
}

.incentive-calc-section {
  padding: 16px;
  border-radius: var(--radius-md);
  border: 1px solid var(--line);
  background: linear-gradient(180deg, #fff 0%, #f7f4f0 100%);
}

.incentive-section-title {
  display: flex;
  align-items: center;
  gap: 8px;
  margin: 0 0 14px;
  font-family: var(--font-display);
  font-size: 1.02rem;
  letter-spacing: -0.01em;
}

.incentive-section-ico {
  width: 22px;
  height: 22px;
  border-radius: 6px;
  display: grid;
  place-items: center;
  background: var(--accent-soft);
  color: var(--accent-hover);
  font-size: 0.75rem;
  font-weight: 700;
}

.calc-input-row {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 10px;
  align-items: center;
  margin-bottom: 10px;
}

.calc-prefix {
  font-size: 0.88rem;
  font-weight: 700;
  color: var(--ink-soft);
  white-space: nowrap;
}

.calc-input {
  height: 46px;
  border-radius: 12px;
  border: 1px solid var(--line-strong);
  padding: 0 14px;
  background: var(--surface);
  font: inherit;
  font-weight: 700;
  font-size: 1.05rem;
  color: var(--ink);
}

.calc-input:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-soft);
}

.calc-quick {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 12px;
}

.calc-quick button {
  height: 32px;
  padding: 0 12px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: var(--bg);
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--ink-soft);
}

.calc-quick button.is-active {
  border-color: var(--accent);
  background: var(--accent-soft);
  color: var(--accent-hover);
}

.calc-stake-toggle {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  margin-bottom: 12px;
  font-size: 0.84rem;
  color: var(--ink-soft);
  line-height: 1.4;
  cursor: pointer;
}

.calc-stake-toggle input {
  margin-top: 3px;
  accent-color: var(--accent);
}

.calc-result {
  display: grid;
  gap: 0;
  padding: 4px 0 0;
}

.calc-tier-badge {
  display: flex;
  flex-wrap: wrap;
  gap: 6px 10px;
  align-items: center;
  margin-bottom: 10px;
  padding: 8px 12px;
  border-radius: 10px;
  background: var(--accent-soft);
}

.calc-tier-name {
  font-weight: 700;
  color: var(--accent-hover);
  font-size: 0.9rem;
}

.calc-tier-detail {
  font-size: 0.8rem;
  color: var(--muted);
}

.calc-row {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  padding: 8px 0;
  border-top: 1px solid var(--line);
  font-size: 0.9rem;
  color: var(--ink-soft);
}

.calc-row.accent span:last-child,
.calc-row.accent strong {
  color: var(--success);
  font-weight: 700;
}

.calc-row.total {
  font-weight: 700;
  color: var(--ink);
}

.calc-row.total span:last-child {
  font-family: var(--font-display);
  font-size: 1.15rem;
  color: var(--accent-hover);
}

.calc-row.est span:last-child {
  font-weight: 700;
}

.calc-gain {
  margin-top: 10px;
  padding: 10px 12px;
  border-radius: 10px;
  background: rgba(31, 122, 77, 0.08);
  border: 1px solid rgba(31, 122, 77, 0.18);
  font-size: 0.9rem;
  color: var(--ink-soft);
}

.calc-gain strong {
  color: var(--success);
  font-family: var(--font-display);
  font-size: 1.1rem;
}

.calc-disclaimer {
  margin: 12px 0 0;
  font-size: 0.78rem;
  color: var(--muted);
  line-height: 1.45;
}

.incentive-divider {
  height: 1px;
  margin: 22px 0;
  background: var(--line);
}

.incentive-cards {
  display: grid;
  gap: 10px;
  margin-bottom: 14px;
}

.incentive-highlight-card {
  display: grid;
  grid-template-columns: 36px 1fr;
  gap: 12px;
  padding: 14px 14px 12px;
  border-radius: var(--radius-md);
  border: 1px solid var(--line);
  background: var(--bg);
}

.incentive-highlight-card.is-protect {
  border-color: rgba(31, 122, 77, 0.22);
  background: rgba(31, 122, 77, 0.05);
}

.ih-index {
  width: 36px;
  height: 36px;
  border-radius: 10px;
  display: grid;
  place-items: center;
  background: var(--accent-soft);
  color: var(--accent-hover);
  font-family: var(--font-display);
  font-size: 0.78rem;
  font-weight: 700;
}

.incentive-highlight-card.is-protect .ih-index {
  background: rgba(31, 122, 77, 0.12);
  color: var(--success);
}

.ih-text strong {
  display: block;
  margin-bottom: 4px;
  font-family: var(--font-display);
  font-size: 0.98rem;
  letter-spacing: -0.01em;
}

.ih-text p {
  margin: 0;
  font-size: 0.86rem;
  color: var(--muted);
  line-height: 1.55;
}

.ih-text em {
  font-style: normal;
  font-weight: 700;
  color: var(--accent-hover);
}

.incentive-footnote {
  margin: 0 0 16px;
  padding: 12px 14px;
  border-radius: var(--radius-sm);
  border: 1px dashed rgba(172, 130, 98, 0.3);
  background: var(--accent-soft);
}

.incentive-footnote p {
  margin: 0;
  font-size: 0.84rem;
  color: var(--ink-soft);
  line-height: 1.55;
}

@media (max-width: 640px) {
  .calc-input-row {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 900px) {
  .phase-cards-track {
    display: flex;
    gap: 12px;
    overflow-x: auto;
    scroll-snap-type: x mandatory;
    -webkit-overflow-scrolling: touch;
    margin-inline: -14px;
    padding: 4px 14px 8px;
    scrollbar-width: none;
  }

  .phase-cards-track::-webkit-scrollbar {
    display: none;
  }

  .phase-card-slide {
    flex: 0 0 min(82vw, 320px);
    scroll-snap-align: center;
  }

  .phase-dots {
    display: flex;
    justify-content: center;
    gap: 8px;
    margin-top: 12px;
  }

  .phase-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    border: 0;
    padding: 0;
    background: var(--line-strong);
    cursor: pointer;
  }

  .phase-dot.is-active {
    background: var(--accent);
    transform: scale(1.15);
  }

  .presale-main-card {
    padding: 24px 16px;
  }

  .presale-price-hint {
    grid-template-columns: 1fr;
  }

  .ref-wallet-input-row,
  .ref-link-box {
    grid-template-columns: 1fr;
  }

  .ref-rule-row {
    grid-template-columns: 56px 40px 1fr;
  }
}

/* ---------- 代币经济：与站内统一的分配面板 ---------- */
.token-section .token-layout {
  display: grid;
  grid-template-columns: 1.2fr 0.9fr;
  gap: 18px;
  align-items: stretch;
}

.token-panel {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: calc(var(--radius-lg) + 4px);
  padding: 28px;
  box-shadow: var(--shadow-sm);
}

.token-orbit {
  display: grid;
  grid-template-columns: minmax(200px, 240px) 1fr;
  gap: 22px;
  align-items: center;
}

.supply-ring {
  position: relative;
  width: min(100%, 220px);
  aspect-ratio: 1;
  margin: 0 auto;
  border-radius: 50%;
  /* 青铜棕族配色，贴合 --accent */
  background: conic-gradient(
    from -90deg,
    #ac8262 0 38%,
    #b8956f 38% 63%,
    #c4a07e 63% 78%,
    #d4b898 78% 90%,
    #e2d0bc 90% 97%,
    #cbb8a4 97% 100%
  );
  box-shadow: 0 0 0 1px var(--line);
}

.supply-ring::before {
  content: "";
  position: absolute;
  inset: 20%;
  border-radius: 50%;
  background: var(--surface);
  box-shadow: inset 0 0 0 1px var(--line);
}

.supply-core {
  position: absolute;
  inset: 20%;
  z-index: 1;
  display: grid;
  place-content: center;
  text-align: center;
  padding: 10px;
}

.supply-core span {
  font-size: 10px;
  letter-spacing: 0.14em;
  color: var(--muted);
  font-weight: 700;
}

.supply-core strong {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 3vw, 2.3rem);
  line-height: 1.05;
  margin: 4px 0;
  color: var(--accent);
  transition: color 0.25s;
}

.supply-core em {
  font-style: normal;
  font-size: 0.88rem;
  color: var(--ink-soft);
}

.alloc-orbit {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 6px;
}

.alloc-node {
  width: 100%;
  display: grid;
  grid-template-columns: 12px 1fr auto;
  gap: 12px;
  align-items: center;
  padding: 11px 12px;
  border-radius: var(--radius-sm);
  border: 1px solid transparent;
  background: transparent;
  color: inherit;
  text-align: left;
  transition:
    background var(--dur) var(--ease),
    border-color var(--dur) var(--ease);
}

.alloc-node i {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--dot, var(--accent));
}

.alloc-node span {
  font-size: 0.9rem;
  color: var(--muted);
}

.alloc-node strong {
  font-family: var(--font-display);
  font-size: 0.98rem;
  font-variant-numeric: tabular-nums;
}

.alloc-node:hover,
.alloc-node.is-active {
  background: var(--accent-soft);
  border-color: rgba(172, 130, 98, 0.2);
}

.alloc-node.is-active span {
  color: var(--ink);
}

.fund-card h3 {
  margin: 0 0 18px;
  font-family: var(--font-display);
  font-size: 1.25rem;
}

.fund-list li {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  padding: 12px 0;
  border-bottom: 1px solid var(--line);
  font-size: 0.94rem;
}

.fund-list li:last-child {
  border-bottom: none;
}

.fund-list li span {
  color: var(--muted);
}

.fund-foot {
  margin: 16px 0 0;
  font-size: 0.85rem;
  color: var(--muted);
  line-height: 1.5;
}

.token-utility {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 20px;
}

.token-utility span {
  padding: 8px 14px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: var(--surface);
  font-size: 0.85rem;
  color: var(--muted);
}

@media (max-width: 980px) {
  .token-section .token-layout {
    grid-template-columns: 1fr;
  }

  .token-orbit {
    grid-template-columns: 1fr;
    justify-items: center;
  }

  .alloc-orbit {
    width: 100%;
  }
}

@media (max-width: 768px) {
  /* 代币经济两板块：横向平行滑动 */
  .token-section .token-layout.snap-rail {
    display: flex;
    gap: 12px;
    overflow-x: auto;
    scroll-snap-type: x mandatory;
    -webkit-overflow-scrolling: touch;
    margin-inline: -14px;
    padding: 4px 14px 10px;
    scrollbar-width: none;
  }

  .token-section .token-layout.snap-rail::-webkit-scrollbar {
    display: none;
  }

  .token-section .token-layout.snap-rail > .token-panel {
    flex: 0 0 min(86vw, 340px);
    scroll-snap-align: center;
    min-width: 0;
  }
}

@media (max-width: 640px) {
  .token-panel {
    padding: 20px 16px;
  }
}

/* ---------- Roadmap：交付宪章 + 阶段简报 ---------- */
.roadmap-section {
  position: relative;
  overflow: hidden;
}

/* 轻量官方底纹：暖棕径向光晕，不抢内容 */
.roadmap-section::before {
  content: "";
  position: absolute;
  inset: 0 0 auto;
  height: 420px;
  pointer-events: none;
  background:
    radial-gradient(ellipse 70% 60% at 12% 0%, rgba(172, 130, 98, 0.1), transparent 70%),
    radial-gradient(ellipse 50% 50% at 88% 10%, rgba(14, 15, 16, 0.04), transparent 65%);
  z-index: 0;
}

.roadmap-section > .container {
  position: relative;
  z-index: 1;
}

/* 推进原则：桌面三列；移动端无缝跑马灯 */
.roadmap-charter-marquee {
  margin: 0 0 32px;
}

.roadmap-charter-viewport {
  overflow: visible;
}

.roadmap-charter-track {
  display: block;
}

.roadmap-charter-group {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
  margin: 0;
  padding: 0;
  list-style: none;
}

/* 桌面隐藏循环副本 */
.roadmap-charter-group[aria-hidden="true"] {
  display: none;
}

.roadmap-charter-group > li {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 14px;
  align-items: start;
  padding: 20px 18px 18px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
}

.roadmap-charter-idx {
  font-family: var(--font-display);
  font-size: 0.95rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--accent);
  line-height: 1.2;
  padding-top: 2px;
}

.roadmap-charter-group strong {
  display: block;
  margin-bottom: 6px;
  font-family: var(--font-display);
  font-size: 1.02rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--ink);
}

.roadmap-charter-group p {
  margin: 0;
  color: var(--muted);
  font-size: 0.88rem;
  line-height: 1.55;
}

@media (max-width: 900px) {
  .roadmap-charter-marquee {
    margin-inline: -14px;
    margin-bottom: 28px;
  }

  .roadmap-charter-viewport {
    overflow: hidden;
    padding: 2px 0 4px;
    mask-image: linear-gradient(90deg, transparent, #000 6%, #000 94%, transparent);
    -webkit-mask-image: linear-gradient(90deg, transparent, #000 6%, #000 94%, transparent);
  }

  .roadmap-charter-track {
    display: flex;
    width: max-content;
    will-change: transform;
    animation: marqueeSeamless var(--charter-duration, 28s) linear infinite;
  }

  .roadmap-charter-marquee:active .roadmap-charter-track,
  .roadmap-charter-marquee.is-paused .roadmap-charter-track {
    animation-play-state: paused;
  }

  .roadmap-charter-group,
  .roadmap-charter-group[aria-hidden="true"] {
    display: flex;
    flex-shrink: 0;
    gap: 12px;
    padding-left: 14px;
  }

  .roadmap-charter-group > li {
    flex: 0 0 min(78vw, 300px);
    min-height: 100%;
  }
}

.roadmap-nav {
  position: relative;
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 10px;
  margin-bottom: 36px;
  padding: 20px 18px 16px;
  background: linear-gradient(180deg, #fff 0%, #f7f4f0 100%);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
}

.roadmap-nav-track {
  position: absolute;
  left: 18px;
  right: 18px;
  top: 38px;
  height: 3px;
  border-radius: 999px;
  background: rgba(14, 15, 16, 0.06);
  z-index: 0;
  pointer-events: none;
}

.roadmap-nav-fill {
  display: block;
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, var(--accent), #b8956f);
  transition: width 0.45s var(--ease);
}

.roadmap-nav-item {
  position: relative;
  z-index: 1;
  display: grid;
  justify-items: center;
  gap: 6px;
  padding-top: 4px;
  color: var(--muted);
  transition: color var(--dur) var(--ease);
}

.roadmap-nav-item strong {
  width: 42px;
  height: 42px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: var(--surface);
  border: 2px solid var(--line-strong);
  font-family: var(--font-display);
  font-size: 0.85rem;
  color: var(--ink);
  transition:
    background var(--dur) var(--ease),
    border-color var(--dur) var(--ease),
    color var(--dur) var(--ease),
    box-shadow var(--dur) var(--ease);
}

.roadmap-nav-item span {
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: inherit;
}

.roadmap-nav-item small {
  font-size: 10px;
  letter-spacing: 0.06em;
  color: var(--muted);
  opacity: 0.85;
}

.roadmap-nav-item:hover,
.roadmap-nav-item.is-active {
  color: var(--accent-hover);
}

.roadmap-nav-item.is-active strong {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
  box-shadow: 0 0 0 4px var(--accent-soft);
}

.roadmap-nav-item.is-active small {
  color: var(--accent-hover);
  opacity: 1;
}

/* 简报区：左画面 / 右文案，通栏展示 */
.roadmap-stage {
  display: grid;
  /* grid-template-columns: minmax(260px, 0.9fr) 1.1fr; */
  gap: 22px;
  align-items: stretch;
}

.roadmap-brief {
  padding: 22px 20px 18px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
}

.roadmap-brief-top {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  margin-bottom: 12px;
}

.roadmap-stage-label {
  margin: 0;
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent);
  font-weight: 700;
}

.roadmap-brief-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.roadmap-status,
.roadmap-window {
  display: inline-flex;
  align-items: center;
  height: 24px;
  padding: 0 10px;
  border-radius: 999px;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.04em;
}

.roadmap-status {
  background: var(--accent);
  color: #fff;
}

.roadmap-window {
  background: var(--accent-soft);
  color: var(--accent-hover);
}

.roadmap-brief h3 {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-size: 1.3rem;
  letter-spacing: -0.02em;
  line-height: 1.25;
}

.roadmap-brief > #roadStageCopy {
  margin: 0 0 14px;
  color: var(--muted);
  font-size: 0.92rem;
  line-height: 1.6;
}

.roadmap-brief-outcome {
  margin: 0 0 16px;
  padding: 10px 12px;
  border-left: 3px solid var(--accent);
  background: rgba(172, 130, 98, 0.06);
  color: var(--ink-soft);
  font-size: 0.86rem;
  font-weight: 600;
  line-height: 1.5;
}

.roadmap-brief-label {
  margin: 0 0 8px;
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  font-weight: 700;
  color: var(--muted);
}

.roadmap-brief-list {
  margin: 0 0 16px;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 8px;
}

.roadmap-brief-list li {
  position: relative;
  padding-left: 18px;
  color: var(--ink-soft);
  font-size: 0.88rem;
  line-height: 1.45;
}

.roadmap-brief-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-soft);
}

.roadmap-gate {
  margin: 0;
  padding: 14px 16px;
  border-radius: var(--radius-md);
  border: 1px dashed rgba(172, 130, 98, 0.32);
  background: linear-gradient(180deg, rgba(172, 130, 98, 0.1), rgba(172, 130, 98, 0.05));
  color: var(--ink-soft);
  font-size: 0.84rem;
  line-height: 1.55;
}

.roadmap-gate::before {
  font-weight: 700;
  color: var(--accent-hover);
  letter-spacing: 0.02em;
}

@media (max-width: 640px) {
  .roadmap-nav {
    gap: 6px;
    padding: 14px 10px 12px;
    overflow-x: auto;
    grid-template-columns: repeat(5, minmax(72px, 1fr));
  }

  .roadmap-nav-track {
    display: none;
  }

  .roadmap-nav-item strong {
    width: 34px;
    height: 34px;
    font-size: 0.75rem;
  }

  .roadmap-nav-item small {
    display: none;
  }

  .roadmap-stage {
    grid-template-columns: 1fr;
    gap: 14px;
  }
}

/* ---------- Risk ---------- */
.risk-box {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 40px 36px;
}

.risk-list {
  margin-top: 20px;
  display: grid;
  gap: 12px;
}

.risk-list li {
  position: relative;
  padding-left: 18px;
  color: var(--muted);
  font-size: 0.98rem;
}

.risk-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.65em;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent);
  opacity: 0.7;
}

/* ---------- CTA band ---------- */
.cta-band {
  position: relative;
  padding: 120px 0;
  overflow: hidden;
  color: #fff;
  text-align: center;
}

.cta-video {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.cta-veil {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(12, 13, 14, 0.55), rgba(12, 13, 14, 0.82));
}

.cta-inner {
  position: relative;
  z-index: 1;
  max-width: 720px;
}

.cta-band h2 {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 3.5vw, 2.8rem);
  letter-spacing: -0.03em;
  line-height: 1.2;
  margin: 0 0 32px;
}

/* ---------- Footer ---------- */
.site-footer {
  background: var(--dark);
  color: rgba(255, 255, 255, 0.72);
  padding: 56px 0 36px;
}

.footer-inner {
  display: grid;
  gap: 28px;
}

.footer-top {
  display: grid;
  grid-template-columns: 1.1fr 1.4fr;
  gap: 32px;
  align-items: start;
}

.footer-brand {
  display: flex;
  align-items: center;
  gap: 12px;
}

.footer-brand img {
  border-radius: 8px;
}

.footer-brand strong {
  display: block;
  color: #fff;
  font-family: var(--font-display);
}

.footer-brand p {
  margin: 2px 0 0;
  font-size: 0.85rem;
}

.footer-cols {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}

.footer-cols h4 {
  margin: 0 0 12px;
  color: #fff;
  font-size: 0.78rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.footer-cols a {
  display: block;
  font-size: 0.92rem;
  opacity: 0.72;
  margin-bottom: 8px;
  transition: opacity 0.25s, color 0.25s;
}

.footer-cols a:hover {
  opacity: 1;
  color: #fff;
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding-top: 20px;
  display: grid;
  gap: 6px;
}

.footer-copy {
  margin: 0;
  font-size: 0.78rem;
  opacity: 0.5;
}

/* ---------- Modal ---------- */
.modal[hidden] {
  display: none;
}

.modal {
  position: fixed;
  inset: 0;
  z-index: 200;
  display: grid;
  place-items: center;
  padding: 24px;
}

.modal-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(8, 10, 12, 0.55);
  backdrop-filter: blur(6px);
  animation: fadeIn 0.3s var(--ease);
}

.modal-panel {
  position: relative;
  width: min(480px, 100%);
  max-height: min(90vh, 760px);
  overflow: auto;
  background: var(--surface);
  border-radius: 20px;
  border: 1px solid var(--line);
  box-shadow: var(--shadow-lg);
  padding: 32px 28px 28px;
  animation: riseIn 0.4s var(--ease);
}

.buy-modal-panel {
  width: min(560px, 100%);
  max-height: min(92vh, 860px);
  padding: 24px 22px 22px;
}

/* ---------- 预售购买弹窗：三步流程 ---------- */
.buy-modal-header {
  padding-right: 36px;
  margin-bottom: 16px;
}

.buy-modal-title {
  margin: 0;
  font-family: var(--font-display);
  font-size: 1.25rem;
  letter-spacing: -0.02em;
  line-height: 1.3;
}

.buy-modal-title em {
  font-style: normal;
  color: var(--accent-hover);
}

.buy-steps {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 6px;
  margin-bottom: 20px;
  padding: 12px 10px;
  border-radius: var(--radius-md);
  background: var(--bg);
  border: 1px solid var(--line);
}

.buy-step {
  display: flex;
  align-items: center;
  gap: 6px;
  color: var(--muted);
  font-size: 0.78rem;
  font-weight: 600;
}

.buy-step-dot {
  width: 22px;
  height: 22px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  background: var(--bg-muted);
  border: 1px solid var(--line-strong);
  font-size: 0.72rem;
  font-weight: 700;
}

.buy-step.is-active {
  color: var(--accent-hover);
}

.buy-step.is-active .buy-step-dot {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
}

.buy-step.is-done .buy-step-dot {
  background: var(--accent-soft);
  border-color: rgba(172, 130, 98, 0.35);
  color: var(--accent-hover);
}

.buy-step-line {
  flex: 1;
  height: 2px;
  background: var(--line-strong);
  min-width: 12px;
}

.buy-panel-title {
  margin: 0 0 6px;
  font-family: var(--font-display);
  font-size: 1.15rem;
}

.buy-panel-desc {
  margin: 0 0 16px;
  color: var(--muted);
  font-size: 0.9rem;
  line-height: 1.5;
}

.buy-panel-desc strong {
  color: var(--accent-hover);
}

.buy-token-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
  margin-bottom: 14px;
}

.buy-token-option {
  display: grid;
  grid-template-columns: 28px 1fr auto;
  gap: 10px;
  align-items: center;
  padding: 12px;
  border-radius: var(--radius-md);
  border: 1px solid var(--line);
  background: var(--bg);
  text-align: left;
  color: inherit;
  transition: border-color var(--dur) var(--ease), background var(--dur) var(--ease);
}

.buy-token-option:hover {
  border-color: rgba(172, 130, 98, 0.35);
}

.buy-token-option.is-selected {
  border-color: var(--accent);
  background: var(--accent-soft);
}

.buy-token-icon {
  width: 28px;
  height: 28px;
  object-fit: contain;
}

.buy-token-info {
  display: grid;
  gap: 2px;
  min-width: 0;
}

.buy-token-info strong {
  font-size: 0.92rem;
}

.buy-token-info small {
  color: var(--muted);
  font-size: 0.72rem;
}

.buy-token-check {
  opacity: 0;
  color: var(--accent-hover);
  font-weight: 700;
}

.buy-token-option.is-selected .buy-token-check {
  opacity: 1;
}

.buy-chain-panel {
  margin-bottom: 14px;
  padding: 14px;
  border-radius: var(--radius-md);
  border: 1px dashed rgba(172, 130, 98, 0.35);
  background: rgba(172, 130, 98, 0.06);
}

.buy-chain-title {
  margin: 0 0 6px;
  font-size: 0.95rem;
}

.buy-chain-desc {
  margin: 0 0 12px;
  font-size: 0.82rem;
  color: var(--danger);
}

.buy-chain-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
}

.buy-chain-option {
  display: grid;
  grid-template-columns: 22px 1fr;
  gap: 4px 8px;
  align-items: center;
  padding: 10px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--line);
  background: var(--surface);
  text-align: left;
  color: inherit;
}

.buy-chain-option img {
  width: 22px;
  height: 22px;
  grid-row: span 2;
}

.buy-chain-option strong {
  font-size: 0.84rem;
}

.buy-chain-option small {
  font-size: 0.72rem;
  color: var(--muted);
}

.buy-chain-option.is-selected {
  border-color: var(--accent);
  background: var(--accent-soft);
}

.buy-tier-card {
  margin-bottom: 14px;
  padding: 14px;
  border-radius: var(--radius-md);
  border: 1px solid var(--line);
  background: var(--bg);
}

.buy-tier-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 10px;
  margin-bottom: 12px;
}

.buy-cur-tier {
  height: 24px;
  padding: 0 10px;
  border-radius: 999px;
  border: 1px solid rgba(172, 130, 98, 0.35);
  color: var(--accent-hover);
  font-size: 11px;
  font-weight: 700;
  display: inline-flex;
  align-items: center;
}

.buy-tier-track-wrap {
  margin-bottom: 10px;
}

.buy-tier-track {
  height: 4px;
  border-radius: 999px;
  background: var(--line);
  margin-bottom: 10px;
  overflow: hidden;
}

.buy-tier-progress {
  display: block;
  height: 100%;
  width: 0;
  background: linear-gradient(90deg, var(--accent), #d4b08c);
  transition: width 0.35s var(--ease);
}

.buy-tier-nodes {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 4px;
}

.buy-tier-node {
  display: grid;
  justify-items: center;
  gap: 3px;
  text-align: center;
  color: var(--muted);
  font-size: 0.68rem;
}

.buy-tier-node i {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--line-strong);
}

.buy-tier-node.is-reached i,
.buy-tier-node.is-active i {
  background: var(--accent);
}

.buy-tier-node.is-active {
  color: var(--accent-hover);
  font-weight: 700;
}

.buy-tier-node em {
  font-style: normal;
}

.buy-tier-hint {
  margin: 0;
  font-size: 0.82rem;
  color: var(--ink-soft);
  line-height: 1.45;
}

.buy-tier-hint strong {
  color: var(--accent-hover);
}

.buy-tier-perks {
  margin-top: 10px;
  padding-top: 10px;
  border-top: 1px solid var(--line);
}

.buy-tier-perks-head {
  font-size: 0.82rem;
  font-weight: 700;
  margin-bottom: 8px;
  color: var(--ink-soft);
}

.buy-tier-perks-head em {
  font-style: normal;
  margin-left: 6px;
  color: var(--accent-hover);
}

.buy-perk-item {
  display: flex;
  gap: 8px;
  align-items: flex-start;
  font-size: 0.8rem;
  color: var(--muted);
  padding: 4px 0;
}

.buy-amount-box {
  display: grid;
  grid-template-columns: 40px 1fr 40px auto;
  gap: 8px;
  align-items: center;
  margin-bottom: 8px;
}

.buy-adj-btn {
  height: 44px;
  border-radius: 12px;
  border: 1px solid var(--line-strong);
  background: var(--bg);
  font-size: 1.2rem;
  color: var(--ink);
}

.buy-amount-box input {
  height: 44px;
  border-radius: 12px;
  border: 1px solid var(--line-strong);
  padding: 0 12px;
  background: var(--surface);
  font: inherit;
  color: var(--ink);
}

.buy-amt-token {
  font-weight: 700;
  color: var(--accent-hover);
  min-width: 44px;
}

.buy-min-hint {
  margin: 0 0 8px;
  font-size: 0.82rem;
  color: var(--danger);
}

.buy-quick-btns {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 14px;
}

.buy-quick-btn {
  height: 34px;
  padding: 0 12px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: var(--bg);
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--ink-soft);
}

.buy-quick-btn.is-active {
  border-color: var(--accent);
  background: var(--accent-soft);
  color: var(--accent-hover);
}

.buy-result-box {
  padding: 14px;
  border-radius: var(--radius-md);
  border: 1px solid var(--line);
  background: var(--bg);
  margin-bottom: 14px;
}

.buy-result-row {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  font-size: 0.9rem;
  padding: 6px 0;
  color: var(--ink-soft);
}

.buy-result-row.is-bonus strong {
  color: var(--success);
}

.buy-result-total {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 12px;
  margin-top: 8px;
  padding-top: 10px;
  border-top: 1px solid var(--line);
  font-weight: 700;
}

.buy-result-total em {
  font-style: normal;
  font-family: var(--font-display);
  font-size: 1.35rem;
  color: var(--accent-hover);
}

.buy-result-note {
  margin: 8px 0 0;
  font-size: 0.78rem;
  color: var(--muted);
}

.buy-panel-btns {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: 10px;
}

.buy-countdown-bar {
  margin-bottom: 14px;
  padding: 12px 14px;
  border-radius: var(--radius-md);
  background: var(--accent-soft);
  border: 1px solid rgba(172, 130, 98, 0.25);
}

.buy-countdown-label {
  display: block;
  font-size: 0.78rem;
  color: var(--muted);
  margin-bottom: 2px;
}

.buy-countdown-time {
  font-family: var(--font-display);
  font-size: 1.3rem;
  color: var(--accent-hover);
}

.buy-countdown-track {
  margin-top: 8px;
  height: 4px;
  border-radius: 999px;
  background: rgba(14, 15, 16, 0.08);
  overflow: hidden;
}

.buy-countdown-track i {
  display: block;
  height: 100%;
  width: 100%;
  transform-origin: left center;
  background: var(--accent);
  transition: transform 1s linear;
}

.buy-countdown-bar.is-warn .buy-countdown-time {
  color: #b45309;
}

.buy-countdown-bar.is-danger .buy-countdown-time {
  color: var(--danger);
}

.buy-payment-card {
  padding: 16px;
  border-radius: var(--radius-md);
  border: 1px solid var(--line);
  background: var(--bg);
  margin-bottom: 14px;
}

.buy-network-badge {
  display: inline-flex;
  align-items: center;
  height: 26px;
  padding: 0 10px;
  border-radius: 999px;
  background: var(--accent-soft);
  color: var(--accent-hover);
  font-size: 0.78rem;
  font-weight: 700;
  margin-bottom: 12px;
}

.buy-qr-wrap {
  width: 160px;
  height: 160px;
  margin: 0 auto 14px;
  padding: 10px;
  border-radius: 12px;
  background: #fff;
  border: 1px solid var(--line);
  display: grid;
  place-items: center;
  overflow: hidden;
  word-break: break-all;
  font-size: 0.7rem;
  text-align: center;
}

.buy-qr-wrap img {
  width: 140px !important;
  height: 140px !important;
}

.buy-address-label {
  display: block;
  font-size: 0.82rem;
  font-weight: 600;
  margin-bottom: 6px;
  color: var(--ink-soft);
}

.buy-address-row {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 8px;
}

.buy-address-row input {
  min-width: 0;
  height: 42px;
  border-radius: 10px;
  border: 1px solid var(--line-strong);
  padding: 0 10px;
  background: var(--surface);
  font-size: 0.78rem;
  color: var(--ink);
}

.buy-copy-fb {
  margin: 6px 0 0;
  font-size: 0.8rem;
  color: var(--success);
  font-weight: 600;
}

.buy-payment-warning {
  margin-top: 12px;
  padding: 10px 12px;
  border-radius: 10px;
  background: rgba(180, 35, 24, 0.06);
  border: 1px solid rgba(180, 35, 24, 0.15);
}

.buy-payment-warning strong {
  display: block;
  margin-bottom: 4px;
  color: var(--danger);
  font-size: 0.84rem;
}

.buy-payment-warning p {
  margin: 0;
  font-size: 0.8rem;
  color: var(--muted);
  line-height: 1.45;
}

.buy-order-info {
  display: grid;
  gap: 8px;
  margin-bottom: 14px;
  padding: 12px 14px;
  border-radius: var(--radius-md);
  border: 1px solid var(--line);
  background: var(--bg);
}

.buy-order-info > div {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  font-size: 0.9rem;
}

.buy-order-info span {
  color: var(--muted);
}

.buy-order-info strong.is-accent,
#buyOrderTokens {
  color: var(--accent-hover);
}

.buy-order-info strong.is-pending-status {
  color: #b45309;
}

.buy-verify-card {
  text-align: center;
  margin-bottom: 16px;
  padding: 18px 16px 14px;
  border-radius: var(--radius-md);
  border: 1px solid var(--line);
  background: linear-gradient(180deg, #fff 0%, #f7f4f0 100%);
}

.buy-verify-spinner {
  width: 42px;
  height: 42px;
  margin: 0 auto 14px;
  border-radius: 50%;
  border: 3px solid rgba(172, 130, 98, 0.2);
  border-top-color: var(--accent-hover);
  animation: buyVerifySpin 0.85s linear infinite;
}

@keyframes buyVerifySpin {
  to {
    transform: rotate(360deg);
  }
}

.buy-verify-progress {
  margin: 16px 0 14px;
  text-align: left;
}

.buy-verify-progress-track {
  height: 8px;
  border-radius: 999px;
  background: rgba(172, 130, 98, 0.14);
  overflow: hidden;
}

.buy-verify-progress-track > i {
  display: block;
  width: 100%;
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, #c4a484 0%, var(--accent-hover) 55%, #8f6a4e 100%);
  background-size: 200% 100%;
  transform: scaleX(0);
  transform-origin: left center;
  transition: transform 0.35s ease;
  animation: buyVerifyShimmer 1.4s linear infinite;
}

@keyframes buyVerifyShimmer {
  0% {
    background-position: 100% 0;
  }
  100% {
    background-position: -100% 0;
  }
}

.buy-verify-progress-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 10px;
  margin-top: 8px;
  font-size: 0.84rem;
}

.buy-verify-progress-meta span {
  color: #b45309;
  font-weight: 600;
}

.buy-verify-progress-meta strong {
  font-variant-numeric: tabular-nums;
  color: var(--ink-soft);
}

.buy-verify-steps {
  list-style: none;
  margin: 0 0 12px;
  padding: 0;
  text-align: left;
  display: grid;
  gap: 8px;
}

.buy-verify-steps li {
  position: relative;
  padding: 8px 10px 8px 28px;
  border-radius: var(--radius-sm);
  font-size: 0.84rem;
  color: var(--muted);
  background: var(--bg);
  border: 1px solid transparent;
}

.buy-verify-steps li::before {
  content: "";
  position: absolute;
  left: 10px;
  top: 50%;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  transform: translateY(-50%);
  background: var(--line-strong);
}

.buy-verify-steps li.is-done {
  color: var(--ink-soft);
}

.buy-verify-steps li.is-done::before {
  background: var(--accent);
}

.buy-verify-steps li.is-active {
  color: var(--accent-hover);
  border-color: rgba(172, 130, 98, 0.28);
  background: var(--accent-soft);
  font-weight: 600;
}

.buy-verify-steps li.is-active::before {
  background: var(--accent-hover);
  box-shadow: 0 0 0 4px rgba(172, 130, 98, 0.18);
}

.buy-verify-status {
  margin: 0 0 8px;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--ink-soft);
}

.buy-done-note {
  margin: 0;
  font-size: 0.82rem;
  line-height: 1.45;
  color: var(--muted);
  text-align: center;
}

.buy-verify-card.is-waiting .buy-verify-spinner {
  animation-duration: 1.35s;
  border-top-color: #b45309;
}

@media (max-width: 640px) {
  .buy-token-grid,
  .buy-chain-grid {
    grid-template-columns: 1fr;
  }

  .buy-step-label {
    display: none;
  }

  .buy-tier-nodes {
    gap: 2px;
  }

  .buy-tier-node span,
  .buy-tier-node em {
    font-size: 0.62rem;
  }

  .buy-panel-btns {
    grid-template-columns: 1fr;
  }
}

.modal-close {
  position: absolute;
  top: 14px;
  right: 14px;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  font-size: 22px;
  color: var(--muted);
  line-height: 1;
}

.modal-close:hover {
  background: var(--bg-muted);
  color: var(--ink);
}

.modal-head h2 {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-size: 1.6rem;
}

.modal-head p {
  margin: 0 0 24px;
  color: var(--muted);
  font-size: 0.92rem;
}

.presale-form {
  display: grid;
  gap: 16px;
}

.field {
  display: grid;
  gap: 8px;
}

.field > span {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--ink-soft);
}

.field input,
.field select {
  height: 48px;
  border-radius: 12px;
  border: 1px solid var(--line-strong);
  padding: 0 14px;
  background: var(--bg);
  color: var(--ink);
  transition: border-color 0.25s, box-shadow 0.25s;
}

.field input:focus,
.field select:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-soft);
}

.field input.is-pulse {
  animation: inputPulse 0.32s var(--ease);
}

@keyframes inputPulse {
  0% {
    box-shadow: 0 0 0 0 var(--accent-soft);
  }
  50% {
    box-shadow: 0 0 0 4px var(--accent-soft);
    border-color: var(--accent);
  }
  100% {
    box-shadow: none;
  }
}

body.drawer-open,
body.modal-open {
  overflow: hidden;
}

.pay-options {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.pay-chip {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  height: 42px;
  padding: 0 14px;
  border-radius: 999px;
  border: 1px solid var(--line-strong);
  font-weight: 600;
  font-size: 0.9rem;
  color: var(--ink-soft);
  transition: border-color 0.25s, background 0.25s;
}

.pay-chip img {
  width: 18px;
  height: 18px;
}

.pay-chip:hover {
  border-color: var(--accent);
}

.pay-chip.is-active {
  background: var(--accent-soft);
  border-color: var(--accent);
  color: var(--accent-hover);
}

.form-summary {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
  padding: 14px;
  border-radius: 12px;
  background: var(--bg);
  border: 1px solid var(--line);
}

.form-summary div {
  display: grid;
  gap: 4px;
}

.form-summary span {
  font-size: 12px;
  color: var(--muted);
}

.form-summary strong {
  font-family: var(--font-display);
  font-size: 1.05rem;
}

.form-disclaimer {
  margin: 0;
  font-size: 0.78rem;
  color: var(--muted);
  text-align: center;
}

.form-success {
  text-align: center;
  padding: 20px 8px 8px;
}

.success-mark {
  width: 56px;
  height: 56px;
  margin: 0 auto 16px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  background: var(--accent-soft);
  color: var(--accent);
  font-size: 1.4rem;
  font-weight: 700;
}

.form-success h3 {
  margin: 0 0 8px;
  font-family: var(--font-display);
}

.form-success p {
  margin: 0 0 22px;
  color: var(--muted);
}

/* ---------- Toast ---------- */
.toast {
  position: fixed;
  left: 50%;
  bottom: 28px;
  transform: translateX(-50%) translateY(12px);
  z-index: 300;
  background: var(--ink);
  color: #fff;
  padding: 12px 18px;
  border-radius: 999px;
  font-size: 0.9rem;
  font-weight: 500;
  box-shadow: var(--shadow-md);
  opacity: 0;
  pointer-events: none;
  transition:
    opacity 0.3s var(--ease),
    transform 0.3s var(--ease);
}

.toast.is-show {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}

.toast[hidden] {
  display: none;
}

/* ---------- Reveal ---------- */
.reveal {
  opacity: 0;
  transform: translateY(18px);
  transition:
    opacity 0.7s var(--ease),
    transform 0.7s var(--ease);
}

.reveal.is-in {
  opacity: 1;
  transform: none;
}

.delay-1 {
  transition-delay: 0.08s;
}
.delay-2 {
  transition-delay: 0.16s;
}
.delay-3 {
  transition-delay: 0.24s;
}
.delay-4 {
  transition-delay: 0.32s;
}

/* 区块氛围光 + 官方分隔 */
.section-muted::before,
.section-dark::after {
  content: "";
  position: absolute;
  width: 420px;
  height: 420px;
  border-radius: 50%;
  pointer-events: none;
  filter: blur(80px);
  opacity: 0.35;
}

.section-muted::before {
  top: -120px;
  right: -80px;
  background: rgba(172, 130, 98, 0.12);
}

.section-dark::after {
  bottom: -140px;
  left: -60px;
  background: rgba(212, 176, 140, 0.08);
}

.section-head .eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.section-head .eyebrow::before {
  content: "";
  width: 18px;
  height: 1px;
  background: currentColor;
  opacity: 0.7;
}

@keyframes fadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

@keyframes riseIn {
  from {
    opacity: 0;
    transform: translateY(16px) scale(0.985);
  }
  to {
    opacity: 1;
    transform: none;
  }
}

/* ---------- Responsive ---------- */
@media (max-width: 1024px) {
  .trust-rail,
  .product-grid,
  .core-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .trust-item:nth-child(2) {
    border-right: none;
  }

  .trust-item:nth-child(1),
  .trust-item:nth-child(2) {
    border-bottom: 1px solid var(--line);
  }

  .about-grid,
  .tier-detail {
    grid-template-columns: 1fr;
  }

  .protocol-head {
    grid-template-columns: 1fr;
  }

  .protocol-badge {
    justify-self: start;
  }

  .protocol-modules {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 768px) {
  :root {
    --header-h: 60px;
  }

  .container {
    width: min(var(--container), calc(100% - 28px));
  }

  .nav-desktop {
    display: none;
  }

  .nav-toggle {
    display: inline-block;
  }

  .header-actions .btn-primary {
    display: none;
  }

  /* 移动端保留语言切换，仅隐藏文字节省宽度 */
  .header-actions .current-lang-text {
    display: none;
  }

  .hero-scroll {
    display: none;
  }

  .section {
    padding: 64px 0;
  }

  .section-head {
    margin-bottom: 28px;
  }

  .section-title {
    font-size: clamp(1.7rem, 7vw, 2.2rem);
  }

  .section-desc {
    font-size: 0.95rem;
  }

  /* 信任条：横向滑动，更简洁 */
  .trust-rail {
    display: flex;
    gap: 10px;
    overflow-x: auto;
    scroll-snap-type: x mandatory;
    -webkit-overflow-scrolling: touch;
    padding: 14px 2px 18px;
    scrollbar-width: none;
  }

  .trust-rail::-webkit-scrollbar {
    display: none;
  }

  .trust-item {
    flex: 0 0 68%;
    scroll-snap-align: start;
    border: 1px solid var(--line);
    border-radius: 16px;
    background: var(--surface);
    padding: 18px 16px;
  }

  .trust-item strong {
    font-size: 1.05rem;
  }

  /* 产品：卡片滑动 */
  .snap-wrap {
    margin-inline: -14px;
  }

  .product-grid.snap-rail {
    display: flex;
    gap: 12px;
    overflow-x: auto;
    scroll-snap-type: x mandatory;
    -webkit-overflow-scrolling: touch;
    padding: 4px 14px 8px;
    scrollbar-width: none;
  }

  .product-grid.snap-rail::-webkit-scrollbar {
    display: none;
  }

  .product-grid.snap-rail .product-card {
    flex: 0 0 min(78vw, 300px);
    scroll-snap-align: center;
  }

  .pillars,
  .core-grid {
    grid-template-columns: 1fr;
  }

  .statement,
  .risk-box {
    padding: 20px 16px;
  }

  .presale-main-card,
  .token-panel {
    box-shadow: var(--shadow-sm);
  }

  .cta-band {
    padding: 72px 0 calc(100px + env(safe-area-inset-bottom));
  }

  .cta-band h2 {
    font-size: 1.55rem;
  }

  .pricing-banner figcaption,
  .mobile-hide-sm {
    display: none;
  }

  .benefit-grid {
    grid-template-columns: 1fr 1fr;
    gap: 8px;
  }

  .benefit-card {
    padding: 14px 12px;
  }

  .benefit-card p {
    font-size: 0.8rem;
  }

  .tier-tabs {
    overflow-x: auto;
    flex-wrap: nowrap;
    scrollbar-width: none;
  }

  .tier-tab {
    flex: 0 0 auto;
  }

  /* 底栏为 fixed，勿给 body 加浅色底边距（否则页脚下方会露出白边） */
  body.has-dock {
    padding-bottom: 0;
  }

  /* 把原 dock 避让空间并入深色页脚，视觉上无白缝 */
  body.has-dock .site-footer {
    padding-bottom: calc(96px + env(safe-area-inset-bottom));
  }
}

/* =========================================================
   增强模块：媒体、创始人、影像、FAQ、权益
   ========================================================= */

/* ---------- About：杂志宣言风 ---------- */
.about-editorial {
  background:
    linear-gradient(180deg, #f7f6f3 0%, #f1f0ec 100%);
}

.editorial-top {
  display: grid;
  /* grid-template-columns: 220px 1fr; */
  gap: 32px;
  align-items: end;
  padding-bottom: 36px;
  margin-bottom: 40px;
  border-bottom: 1px solid var(--line-strong);
}

.editorial-meta {
  display: grid;
  gap: 10px;
}

.editorial-index {
  margin: 0;
  font-family: var(--font-display);
  font-size: 0.85rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--muted);
}

.editorial-title {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(2.4rem, 5vw, 4rem);
  font-weight: 700;
  letter-spacing: -0.04em;
  line-height: 1.05;
}

.editorial-title em {
  font-style: normal;
  color: var(--accent);
}

/* 协议闭环条 */
.protocol-loop {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 8px;
  margin-bottom: 40px;
  padding: 18px 20px;
  border-radius: 16px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.65);
  box-shadow: var(--shadow-sm);
}

.loop-item {
  display: grid;
  gap: 2px;
  min-width: 72px;
  padding: 10px 12px;
  border-radius: 12px;
  background: var(--bg);
  border: 1px solid transparent;
}

.loop-item span {
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--accent);
  font-weight: 700;
}

.loop-item strong {
  font-family: var(--font-display);
  font-size: 1rem;
}

.loop-item small {
  color: var(--muted);
  font-size: 0.75rem;
}

.loop-item.is-accent {
  background: var(--accent-soft);
  border-color: rgba(172, 130, 98, 0.22);
}

.loop-arrow {
  width: 18px;
  height: 18px;
  position: relative;
  opacity: 0.45;
  flex-shrink: 0;
}

.loop-arrow::before {
  content: "";
  position: absolute;
  inset: 7px 0 auto 0;
  height: 1.5px;
  background: var(--ink);
}

.loop-arrow::after {
  content: "";
  position: absolute;
  right: 0;
  top: 4px;
  width: 8px;
  height: 8px;
  border-right: 1.5px solid var(--ink);
  border-top: 1.5px solid var(--ink);
  transform: rotate(45deg);
}

.loop-arrow.loop-back {
  transform: rotate(180deg);
}

.editorial-body {
  display: grid;
  grid-template-columns: 0.88fr 1.12fr;
  gap: 48px;
  align-items: start;
}

.editorial-aside {
  position: sticky;
  top: 96px;
  display: grid;
  gap: 16px;
}

.editorial-portrait {
  margin: 0;
  position: relative;
  border-radius: 14px;
  overflow: hidden;
  background: #111;
  aspect-ratio: 4 / 5;
  box-shadow: var(--shadow-md);
}

.editorial-portrait img,
.portrait-slide img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: grayscale(0.12) contrast(1.05);
  display: block;
}

/* 肖像轮播 */
.portrait-track {
  position: absolute;
  inset: 0;
}

.portrait-slide {
  position: absolute;
  inset: 0;
  opacity: 0;
  transition: opacity 0.55s var(--ease);
  pointer-events: none;
}

.portrait-slide.is-active {
  opacity: 1;
  pointer-events: auto;
  z-index: 1;
}

/* 每张轮播图自带介绍 */
.portrait-intro {
  position: absolute;
  left: 14px;
  right: 14px;
  bottom: 4px;
  z-index: 2;
  padding: 14px 14px 12px;
  border-radius: 12px;
  background: linear-gradient(180deg, rgba(10, 12, 14, 0.28), rgba(10, 12, 14, 0.82));
  backdrop-filter: blur(10px);
  color: #fff;
  border: 1px solid rgba(255, 255, 255, 0.12);
}

.portrait-intro strong {
  display: block;
  font-family: var(--font-display);
  font-size: 1.05rem;
  letter-spacing: -0.02em;
  margin-bottom: 6px;
}

.portrait-intro span {
  display: block;
  font-size: 0.82rem;
  line-height: 1.5;
  color: rgba(255, 255, 255, 0.78);
  margin-bottom: 8px;
}

.portrait-intro em {
  display: block;
  font-style: normal;
  font-size: 0.68rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.55);
}

/* 兼容旧徽章类名（若别处仍引用） */
.portrait-badge {
  position: absolute;
  left: 14px;
  right: 14px;
  bottom: 52px;
  z-index: 2;
  padding: 12px 14px;
  border-radius: 12px;
  background: rgba(10, 12, 14, 0.72);
  backdrop-filter: blur(10px);
  color: #fff;
  border: 1px solid rgba(255, 255, 255, 0.12);
}

.portrait-badge strong {
  display: block;
  font-family: var(--font-display);
  font-size: 0.95rem;
  margin-bottom: 2px;
}

.portrait-badge span {
  font-size: 0.78rem;
  color: rgba(255, 255, 255, 0.7);
}

.editorial-portrait figcaption {
  position: absolute;
  left: 14px;
  bottom: 28px;
  z-index: 2;
  font-size: 0.68rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.7);
}

.portrait-dots {
  position: absolute;
  right: 14px;
  bottom: 12px;
  z-index: 3;
  display: flex;
  gap: 6px;
  align-items: center;
}

.portrait-dots button {
  width: 7px;
  height: 7px;
  padding: 0;
  border-radius: 999px;
  border: none;
  background: rgb(255, 255, 255);
  transition: width 0.3s var(--ease), background 0.3s var(--ease);
}

.portrait-dots button.is-active {
  width: 18px;
  background: #ffffff;
}

.editorial-aside blockquote {
  margin: 0;
  padding: 18px 0 0;
  border-top: 1px solid var(--line-strong);
  font-family: var(--font-display);
  font-size: 1.25rem;
  line-height: 1.4;
  letter-spacing: -0.02em;
}

.editorial-thumbs {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
}

.thumb-card {
  position: relative;
  padding: 0;
  border: none;
  border-radius: 10px;
  overflow: hidden;
  cursor: zoom-in;
  aspect-ratio: 1;
  background: #111;
  width: 100%;
}

.thumb-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: grayscale(0.2);
  transition: filter 0.4s var(--ease), transform 0.4s var(--ease);
}

.thumb-card span {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  padding: 10px 8px 8px;
  text-align: left;
  font-size: 0.75rem;
  color: #fff;
  background: linear-gradient(180deg, transparent, rgba(0, 0, 0, 0.7));
}

.thumb-card:hover img {
  filter: none;
  transform: scale(1.04);
}

.editorial-facts {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
}

.editorial-facts div {
  padding: 12px 14px;
  border-radius: 12px;
  background: #fff;
  border: 1px solid var(--line);
}

.editorial-facts span {
  display: block;
  font-size: 11px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 4px;
}

.editorial-facts strong {
  font-family: var(--font-display);
  font-size: 0.92rem;
}

.editorial-lead {
  margin: 0 0 16px;
  font-size: 1.2rem;
  line-height: 1.65;
  color: var(--ink-soft);
  max-width: 36rem;
}

.editorial-text {
  margin: 0 0 28px;
  color: var(--muted);
  max-width: 36rem;
}

.process-head {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  margin-bottom: 8px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--line-strong);
}

.process-head h3 {
  margin: 0;
  font-family: var(--font-display);
  font-size: 1.1rem;
}

.process-head p {
  margin: 0;
  font-size: 0.8rem;
  color: var(--muted);
}

.process-rail {
  list-style: none;
  margin: 0;
  padding: 0;
}

.process-step {
  border-bottom: 1px solid var(--line);
}

.process-trigger {
  width: 100%;
  display: grid;
  grid-template-columns: 56px 1fr 28px;
  gap: 14px;
  align-items: center;
  padding: 18px 10px;
  text-align: left;
  color: inherit;
  border-radius: 12px;
  transition: background 0.3s var(--ease);
}

.process-step:hover .process-trigger,
.process-step.is-open .process-trigger,
.process-step.is-active .process-trigger {
  background: rgba(172, 130, 98, 0.06);
}

.process-step.is-open .process-trigger,
.process-step.is-active.is-open .process-trigger {
  box-shadow: inset 3px 0 0 var(--accent);
}

.process-num {
  font-family: var(--font-display);
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--accent);
  letter-spacing: -0.02em;
  line-height: 1.1;
}

.process-head {
  display: grid;
  gap: 4px;
  min-width: 0;
}

.process-step h3 {
  margin: 0;
  font-family: var(--font-display);
  font-size: 1.12rem;
  letter-spacing: -0.02em;
}

.process-hint {
  font-size: 0.78rem;
  color: var(--muted);
  letter-spacing: 0.04em;
}

.process-icon {
  width: 22px;
  height: 22px;
  border-radius: 50%;
  border: 1px solid var(--line-strong);
  position: relative;
  justify-self: end;
}

.process-icon::before,
.process-icon::after {
  content: "";
  position: absolute;
  left: 50%;
  top: 50%;
  background: var(--ink);
  transition: transform 0.3s var(--ease), opacity 0.3s;
}

.process-icon::before {
  width: 10px;
  height: 1.5px;
  transform: translate(-50%, -50%);
}

.process-icon::after {
  width: 1.5px;
  height: 10px;
  transform: translate(-50%, -50%);
}

.process-step.is-open .process-icon {
  border-color: var(--accent);
  background: var(--accent-soft);
}

.process-step.is-open .process-icon::after {
  opacity: 0;
  transform: translate(-50%, -50%) rotate(90deg);
}

/* 点击展开面板 */
.process-panel {
  display: grid;
  grid-template-rows: 0fr;
  transition: grid-template-rows 0.35s var(--ease);
}

.process-step.is-open .process-panel {
  grid-template-rows: 1fr;
}

.process-panel > p {
  overflow: hidden;
  margin: 0;
  padding: 0 14px 0 70px;
  color: var(--muted);
  font-size: 0.92rem;
  line-height: 1.65;
}

.process-step.is-open .process-panel > p {
  padding-bottom: 18px;
}

/* ---------- Showcase：影院 Bento 风 ---------- */
.showcase-cinema {
  background:
    radial-gradient(80% 60% at 50% 0%, rgba(172, 130, 98, 0.18), transparent 55%),
    #070809;
  color: #fff;
  padding: 96px 0 110px;
  overflow: hidden;
}

.cinema-head {
  display: flex;
  justify-content: space-between;
  align-items: end;
  gap: 32px;
  margin-bottom: 28px;
}

.cinema-head .section-title {
  margin-bottom: 0;
}

.cinema-head .eyebrow {
  color: #d4b08c;
}

.cinema-note {
  margin: 0;
  max-width: 280px;
  color: rgba(255, 255, 255, 0.58);
  font-size: 0.95rem;
  text-align: right;
}

.cinema-stage {
  width: min(1240px, calc(100% - 32px));
  margin: 0 auto 22px;
}

.cinema-frame {
  position: relative;
  aspect-ratio: 21 / 9;
  border-radius: 18px;
  overflow: hidden;
  background: #000;
  border: 1px solid rgba(255, 255, 255, 0.08);
  box-shadow: 0 30px 80px rgba(0, 0, 0, 0.45);
}

.cinema-video {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.cinema-overlay {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: 22px;
  background: linear-gradient(180deg, rgba(0, 0, 0, 0.25), rgba(0, 0, 0, 0.55));
  transition: opacity 0.4s var(--ease);
}

.cinema-frame.is-playing .cinema-overlay {
  opacity: 0;
  pointer-events: none;
}

.film-tag {
  align-self: flex-start;
  font-size: 11px;
  letter-spacing: 0.18em;
  font-weight: 700;
  padding: 6px 10px;
  border: 1px solid rgba(255, 255, 255, 0.28);
  border-radius: 999px;
  background: rgba(0, 0, 0, 0.28);
  backdrop-filter: blur(8px);
}

.cinema-play {
  align-self: flex-start;
  display: inline-flex;
  align-items: center;
  gap: 14px;
  color: #fff;
  text-align: left;
}

.cinema-play .play-icon {
  width: 58px;
  height: 58px;
  flex-shrink: 0;
}

.cinema-play strong {
  display: block;
  font-family: var(--font-display);
  font-size: 1.1rem;
  margin-bottom: 2px;
}

.cinema-play small {
  color: rgba(255, 255, 255, 0.7);
  font-size: 0.85rem;
}

.mobile-only {
  display: none;
}

.desktop-only {
  display: inline-flex;
}

.bento-wrap {
  position: relative;
}

.bento-toolbar {
  display: none;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 12px;
  color: rgba(255, 255, 255, 0.65);
  font-size: 0.85rem;
}

.bento-nav {
  display: flex;
  gap: 8px;
}

.bento-nav-btn {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  border: 1px solid rgba(255, 255, 255, 0.2);
  color: #fff;
  background: rgba(255, 255, 255, 0.06);
  font-size: 1.2rem;
  line-height: 1;
}

.bento-nav-btn:active {
  background: rgba(212, 176, 140, 0.2);
}

.bento-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  grid-template-rows: 220px 220px;
  gap: 12px;
}

.bento-dots {
  display: none;
  justify-content: center;
  gap: 6px;
  margin-top: 14px;
}

.bento-dots button {
  width: 6px;
  height: 6px;
  border-radius: 999px;
  padding: 0;
  background: rgba(255, 255, 255, 0.28);
  transition: width 0.3s var(--ease), background 0.3s;
}

.bento-dots button.is-active {
  width: 18px;
  background: #d4b08c;
}

.bento-cell {
  position: relative;
  padding: 0;
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 16px;
  overflow: hidden;
  background: #111;
  cursor: zoom-in;
  color: #fff;
}

.bento-lg {
  grid-row: 1 / 3;
}

.bento-wide {
  grid-column: 2 / 4;
}

.bento-cell img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.8s var(--ease), filter 0.5s;
  filter: saturate(0.92);
}

.bento-cell:hover img {
  transform: scale(1.06);
  filter: saturate(1.05);
}

.bento-meta {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  padding: 18px 16px 14px;
  display: grid;
  gap: 2px;
  text-align: left;
  background: linear-gradient(180deg, transparent, rgba(0, 0, 0, 0.78));
}

.bento-meta em {
  font-style: normal;
  font-size: 11px;
  letter-spacing: 0.14em;
  color: #d4b08c;
  font-weight: 700;
}

.bento-meta strong {
  font-family: var(--font-display);
  font-size: 1.05rem;
}

.bento-meta small {
  color: rgba(255, 255, 255, 0.65);
  font-size: 0.8rem;
}

/* 灯箱 */
.lightbox[hidden] {
  display: none;
}

.lightbox {
  position: fixed;
  inset: 0;
  z-index: 220;
  display: grid;
  place-items: center;
  padding: 24px;
}

.lightbox-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.78);
  backdrop-filter: blur(8px);
}

.lightbox-panel {
  position: relative;
  margin: 0;
  width: min(960px, 100%);
  max-height: 86vh;
  animation: riseIn 0.35s var(--ease);
}

.lightbox-panel img {
  width: 100%;
  max-height: 86vh;
  object-fit: contain;
  border-radius: 12px;
  background: #000;
}

.lightbox-close {
  position: absolute;
  top: -8px;
  right: -8px;
  z-index: 2;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: #fff;
  color: #111;
  font-size: 22px;
  box-shadow: var(--shadow-md);
}

/* ---------- 创始人愿景：发布会舞台风 ---------- */
.founder-stage {
  position: relative;
  padding: 110px 0 120px;
  color: #fff;
  overflow: hidden;
  background: #0a0b0c;
}

.founder-stage-bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(70% 55% at 20% 10%, rgba(172, 130, 98, 0.28), transparent 55%),
    radial-gradient(50% 45% at 90% 80%, rgba(212, 176, 140, 0.08), transparent 50%),
    linear-gradient(180deg, #101214 0%, #070809 100%);
  pointer-events: none;
}

.founder-stage-bg::after {
  content: "";
  position: absolute;
  inset: 0;
  opacity: 0.25;
  background-image: linear-gradient(rgba(255, 255, 255, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.03) 1px, transparent 1px);
  background-size: 72px 72px;
  mask-image: linear-gradient(180deg, #000, transparent 85%);
}

.founder-stage-inner {
  position: relative;
  z-index: 1;
}

.founder-stage-head {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 40px;
  align-items: end;
  margin-bottom: 36px;
}

.founder-stage .eyebrow {
  color: #d4b08c;
}

.founder-stage-title {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(2.6rem, 5.5vw, 4.4rem);
  font-weight: 700;
  letter-spacing: -0.04em;
  line-height: 1.02;
}

.founder-stage-desc {
  margin: 0;
  color: rgba(255, 255, 255, 0.62);
  font-size: 1.02rem;
  line-height: 1.7;
  max-width: 28rem;
}

.founder-manifesto {
  position: relative;
  margin: 0 0 36px;
  padding: 36px 40px;
  border-radius: 22px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  background:
    linear-gradient(135deg, rgba(255, 255, 255, 0.06), rgba(255, 255, 255, 0.02));
  backdrop-filter: blur(10px);
  box-shadow: 0 24px 80px rgba(0, 0, 0, 0.28);
  overflow: hidden;
}

.founder-manifesto::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 3px;
  background: linear-gradient(180deg, #d4b08c, var(--accent));
}

.quote-mark {
  position: absolute;
  top: 8px;
  right: 28px;
  font-family: var(--font-display);
  font-size: 7rem;
  line-height: 1;
  color: rgba(212, 176, 140, 0.16);
  pointer-events: none;
}

.founder-manifesto p {
  position: relative;
  margin: 0 0 24px;
  font-family: var(--font-display);
  font-size: clamp(1.45rem, 2.6vw, 2.1rem);
  line-height: 1.35;
  letter-spacing: -0.03em;
  max-width: 18em;
}

.founder-manifesto footer {
  display: flex;
  align-items: center;
  gap: 14px;
}

.founder-avatar {
  width: 60px;
  height: 60px;
  border-radius: 50%;
  object-fit: cover;
  border: 2px solid rgba(212, 176, 140, 0.45);
}

.founder-manifesto footer strong {
  display: block;
  font-family: var(--font-display);
  font-size: 1rem;
}

.founder-manifesto footer span {
  color: rgba(255, 255, 255, 0.55);
  font-size: 0.85rem;
}

.founder-stage-grid {
  display: grid;
  grid-template-columns: 1.35fr 0.9fr;
  gap: 18px;
  align-items: stretch;
}

.founder-keynote {
  border-radius: 20px;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.1);
  background: #0d0f11;
  box-shadow: 0 28px 80px rgba(0, 0, 0, 0.35);
  display: flex;
  flex-direction: column;
}

.keynote-frame {
  position: relative;
  aspect-ratio: 16 / 10;
  background: #000;
}

.keynote-video {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.keynote-veil {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: 20px;
  background: linear-gradient(180deg, rgba(0, 0, 0, 0.2), rgba(0, 0, 0, 0.62));
  transition: opacity 0.4s var(--ease);
}

.keynote-frame.is-playing .keynote-veil {
  opacity: 0;
  pointer-events: none;
}

.keynote-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 18px 20px;
  background: rgba(255, 255, 255, 0.03);
  border-top: 1px solid rgba(255, 255, 255, 0.06);
}

.keynote-bar strong {
  display: block;
  font-family: var(--font-display);
  margin-bottom: 4px;
}

.keynote-bar span {
  color: rgba(255, 255, 255, 0.55);
  font-size: 0.88rem;
}

.founder-gallery-panel {
  display: grid;
  grid-template-rows: 1fr auto auto;
  gap: 12px;
  min-height: 100%;
}

.founder-hero-shot {
  margin: 0;
  position: relative;
  border-radius: 18px;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.1);
  background: #111;
  min-height: 280px;
}

.founder-hero-shot img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: opacity 0.35s ease, transform 0.8s var(--ease);
}

.founder-hero-shot:hover img {
  transform: scale(1.03);
}

.founder-hero-shot figcaption {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  padding: 18px 16px 14px;
  background: linear-gradient(180deg, transparent, rgba(0, 0, 0, 0.75));
  font-size: 0.85rem;
  letter-spacing: 0.04em;
  color: rgba(255, 255, 255, 0.82);
}

.founder-filmstrip {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 8px;
}

.film-thumb {
  padding: 0;
  border-radius: 10px;
  overflow: hidden;
  aspect-ratio: 1;
  border: 2px solid transparent;
  opacity: 0.72;
  transition: opacity 0.25s, border-color 0.25s, transform 0.25s var(--ease);
}

.film-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.film-thumb:hover {
  opacity: 1;
  transform: translateY(-2px);
}

.film-thumb.is-active {
  opacity: 1;
  border-color: #d4b08c;
  box-shadow: 0 0 0 1px rgba(212, 176, 140, 0.35);
}

.founder-creds {
  list-style: none;
  margin: 0;
  padding: 14px 16px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
  border-radius: 14px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  background: rgba(255, 255, 255, 0.03);
}

.founder-creds li {
  display: grid;
  gap: 4px;
}

.founder-creds span {
  font-size: 10px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.45);
}

.founder-creds strong {
  font-family: var(--font-display);
  font-size: 0.92rem;
  font-weight: 600;
}

/* 通用媒体组件（保留） */
.media-card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}

.video-frame {
  position: relative;
  aspect-ratio: 16 / 10;
  background: #0a0a0a;
}

.media-video {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.video-play {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 12px;
  color: #fff;
  background: rgba(8, 10, 12, 0.28);
  transition: opacity 0.35s var(--ease), background 0.35s var(--ease);
  font-weight: 600;
  letter-spacing: 0.04em;
}

.video-play:hover {
  background: rgba(8, 10, 12, 0.4);
}

.video-frame.is-playing .video-play {
  opacity: 0;
  pointer-events: none;
}

.play-icon {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.92);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.25);
  position: relative;
}

.play-icon::before {
  content: "";
  position: absolute;
  left: 26px;
  top: 20px;
  border-style: solid;
  border-width: 12px 0 12px 18px;
  border-color: transparent transparent transparent var(--ink);
}

/* 记忆点：无缝跑马灯 */
.quote-marquee {
  position: relative;
  overflow: hidden;
  border-block: 1px solid rgba(255, 255, 255, 0.06);
  background:
    radial-gradient(120% 120% at 10% 50%, rgba(172, 130, 98, 0.22), transparent 45%),
    var(--ink);
  color: rgba(255, 255, 255, 0.82);
  padding: 0;
}

.marquee-viewport {
  overflow: hidden;
  padding: 20px 0;
  mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent);
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent);
}

.marquee-track {
  display: flex;
  width: max-content;
  will-change: transform;
  animation: marqueeSeamless var(--marquee-duration, 40s) linear infinite;
  font-family: var(--font-display);
  font-size: 0.98rem;
  letter-spacing: 0.04em;
}

.quote-marquee:hover .marquee-track {
  animation-play-state: paused;
}

.marquee-group {
  display: flex;
  align-items: center;
  flex-shrink: 0;
}

.marquee-group span {
  display: inline-flex;
  align-items: center;
  white-space: nowrap;
  padding: 0 28px;
  position: relative;
}

.marquee-group span::after {
  content: "";
  width: 5px;
  height: 5px;
  margin-left: 28px;
  border-radius: 50%;
  background: rgba(212, 176, 140, 0.85);
  box-shadow: 0 0 12px rgba(212, 176, 140, 0.45);
}

@keyframes marqueeSeamless {
  from {
    transform: translate3d(0, 0, 0);
  }
  to {
    transform: translate3d(-50%, 0, 0);
  }
}

/* 官方关键词条 */
.cred-strip {
  background: var(--surface);
  border-bottom: 1px solid var(--line);
}

.cred-inner {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 10px 22px;
  padding: 18px 0;
}

.cred-inner span {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted);
  position: relative;
}

.cred-inner span:not(:last-child)::after {
  content: "";
  position: absolute;
  right: -12px;
  top: 50%;
  width: 3px;
  height: 3px;
  border-radius: 50%;
  background: var(--accent);
  transform: translateY(-50%);
  opacity: 0.55;
}

/* 生态定价横幅 */
.pricing-banner {
  margin: 36px 0 0;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--line);
  background: #000;
  box-shadow: var(--shadow-md);
}

.pricing-banner img {
  width: 100%;
  display: block;
}

.pricing-banner figcaption {
  padding: 14px 18px 16px;
  background: var(--surface);
  color: var(--muted);
  font-size: 0.9rem;
}

/* 影像展映 */
.showcase-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 18px;
}

.photo-wall {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

.photo-wall figure {
  margin: 0;
  overflow: hidden;
  border-radius: var(--radius-md);
  border: 1px solid rgba(255, 255, 255, 0.08);
  min-height: 140px;
}

.photo-wall img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.7s var(--ease);
}

.photo-wall figure:hover img {
  transform: scale(1.04);
}

.photo-wall .span-2 {
  grid-column: 1 / -1;
  min-height: 180px;
}

/* 交付牵引 */
/* ---------- 进展锚点：交付证明板 ---------- */
/* ---------- 投资者周报 ---------- */
.weekly-board {
  padding: 112px 0;
  background:
    radial-gradient(80% 50% at 100% 0%, rgba(172, 130, 98, 0.08), transparent 50%),
    var(--bg);
}

.weekly-head {
  display: grid;
  grid-template-columns: 1.4fr 0.8fr;
  gap: 28px;
  align-items: end;
  margin-bottom: 36px;
}

.weekly-head .section-desc {
  margin-bottom: 0;
}

.weekly-head-note {
  margin: 0;
  padding: 14px 16px;
  border-radius: 14px;
  border: 1px solid var(--line);
  background: #fff;
  color: var(--muted);
  font-size: 0.88rem;
  line-height: 1.55;
}

.weekly-body {
  display: grid;
  grid-template-columns: 1.15fr 0.95fr;
  gap: 28px;
  align-items: start;
}

.weekly-list-wrap {
  display: flex;
  flex-direction: column;
  gap: 14px;
  min-width: 0;
}

.weekly-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.weekly-more {
  align-self: stretch;
  justify-content: center;
  text-align: center;
}

.weekly-trigger {
  width: 100%;
  display: grid;
  grid-template-columns: 56px 1fr auto;
  gap: 14px;
  align-items: center;
  padding: 16px;
  text-align: left;
  color: inherit;
  border-radius: 14px;
  border: 1px solid transparent;
  background: transparent;
  cursor: pointer;
  transition: background 0.3s var(--ease), border-color 0.3s, transform 0.3s;
}

.weekly-item:hover .weekly-trigger,
.weekly-item.is-active .weekly-trigger {
  background: #fff;
  border-color: var(--line);
  box-shadow: var(--shadow-sm);
}

.weekly-item.is-active .weekly-trigger {
  border-color: rgba(172, 130, 98, 0.28);
  transform: translateX(4px);
}

.weekly-no {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 40px;
  border-radius: 10px;
  background: var(--accent-soft);
  color: var(--accent-hover);
  font-family: var(--font-display);
  font-size: 0.95rem;
  font-weight: 700;
  letter-spacing: 0.04em;
}

.weekly-item.is-active .weekly-no {
  background: var(--ink);
  color: #fff;
}

.weekly-copy strong {
  display: block;
  font-family: var(--font-display);
  font-size: 1.02rem;
  margin-bottom: 4px;
  letter-spacing: -0.02em;
}

.weekly-copy p {
  margin: 0;
  color: var(--muted);
  font-size: 0.86rem;
  line-height: 1.45;
}

.weekly-tag {
  font-size: 10px;
  letter-spacing: 0.1em;
  font-weight: 700;
  color: var(--muted);
  padding: 6px 8px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.7);
}

.weekly-item.is-active .weekly-tag {
  color: var(--accent-hover);
  border-color: rgba(172, 130, 98, 0.28);
  background: var(--accent-soft);
}

.weekly-panel {
  position: sticky;
  top: 96px;
  display: grid;
  gap: 14px;
}

.weekly-media {
  position: relative;
  border-radius: 18px;
  overflow: hidden;
  border: 1px solid var(--line);
  background: #111;
  aspect-ratio: 16 / 9;
  box-shadow: var(--shadow-md);
}

/* 封面 / 视频绝对铺满，避免 hidden+display:none 导致「有声无画」 */
.weekly-poster,
.weekly-video {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  display: block;
  object-fit: cover;
  background: #000;
}

.weekly-video {
  z-index: 1;
  object-fit: contain;
  /* 未播放时不可见，但保持可渲染层（不用 display:none） */
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}

.weekly-poster {
  z-index: 2;
  object-fit: cover;
}

.weekly-play {
  position: absolute;
  inset: 0;
  z-index: 3;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 12px;
  border: 0;
  background: linear-gradient(180deg, rgba(8, 10, 12, 0.18), rgba(8, 10, 12, 0.55));
  color: #fff;
  cursor: pointer;
}

.weekly-play:hover .weekly-play-icon {
  transform: scale(1.06);
  background: var(--accent);
}

.weekly-play-icon {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.92);
  position: relative;
  transition: transform 0.3s var(--ease), background 0.3s;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.28);
}

.weekly-play-icon::before {
  content: "";
  position: absolute;
  left: 26px;
  top: 22px;
  border-style: solid;
  border-width: 10px 0 10px 16px;
  border-color: transparent transparent transparent var(--ink);
}

.weekly-play-text {
  display: grid;
  gap: 2px;
  text-align: center;
}

.weekly-play-text strong {
  font-family: var(--font-display);
  font-size: 1rem;
}

.weekly-play-text small {
  font-size: 0.78rem;
  opacity: 0.82;
}

.weekly-media.is-playing .weekly-play,
.weekly-media.is-playing .weekly-poster {
  display: none;
}

.weekly-media.is-playing .weekly-video {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
}

.weekly-detail {
  padding: 18px 18px 16px;
  border-radius: 14px;
  background: #fff;
  border: 1px solid var(--line);
}

.weekly-detail-label {
  margin: 0 0 8px;
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent);
  font-weight: 700;
}

.weekly-detail h3 {
  margin: 0 0 12px;
  font-family: var(--font-display);
  font-size: 1.05rem;
  letter-spacing: -0.02em;
  line-height: 1.35;
}

.weekly-detail ul {
  margin: 0;
  padding-left: 0;
  list-style: none;
  color: var(--muted);
  font-size: 0.9rem;
  line-height: 1.6;
}

.weekly-detail li {
  display: flex;
  align-items: flex-start;
  gap: 0.45em;
}

.weekly-detail li + li {
  margin-top: 8px;
}

/* 周报要点分列标识（①②③…），不参与 i18n */
.weekly-detail .weekly-mark {
  flex: 0 0 auto;
  min-width: 1.25em;
  color: var(--accent, #ac8262);
  font-variant-numeric: tabular-nums;
  line-height: 1.6;
  user-select: none;
}

.traction-board {
  padding: 112px 0;
  background:
    radial-gradient(80% 50% at 100% 0%, rgba(172, 130, 98, 0.08), transparent 50%),
    var(--bg);
}

.traction-head {
  display: grid;
  grid-template-columns: 1.05fr 1.2fr;
  gap: 36px;
  align-items: end;
  margin-bottom: 40px;
}

.traction-head .section-head,
.traction-head .section-desc {
  margin-bottom: 0;
}

.traction-kpis {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
}

.kpi-card {
  padding: 20px 18px;
  border-radius: 16px;
  background: #fff;
  border: 1px solid var(--line);
  box-shadow: var(--shadow-sm);
  transition: transform 0.35s var(--ease), border-color 0.35s;
}

.kpi-card:hover {
  transform: translateY(-3px);
  border-color: rgba(172, 130, 98, 0.35);
}

.kpi-card span {
  display: block;
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 10px;
}

.kpi-card strong {
  display: block;
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 3vw, 2.4rem);
  letter-spacing: -0.03em;
  line-height: 1;
  margin-bottom: 8px;
}

.kpi-card strong em {
  font-style: normal;
}

.kpi-card small {
  color: var(--accent);
  font-size: 0.8rem;
  font-weight: 600;
}

.traction-body {
  display: grid;
  grid-template-columns: 1.25fr 0.9fr;
  gap: 28px;
  align-items: start;
}

.traction-timeline {
  list-style: none;
  margin: 0;
  padding: 8px 0 0 8px;
  position: relative;
}

.traction-timeline::before {
  content: "";
  position: absolute;
  left: 19px;
  top: 18px;
  bottom: 18px;
  width: 2px;
  background: linear-gradient(180deg, var(--accent), rgba(172, 130, 98, 0.15));
  border-radius: 999px;
}

.timeline-item + .timeline-item {
  margin-top: 8px;
}

.timeline-trigger {
  width: 100%;
  display: grid;
  grid-template-columns: 24px 88px 1fr auto;
  gap: 14px;
  align-items: start;
  padding: 16px 16px 16px 8px;
  text-align: left;
  color: inherit;
  border-radius: 14px;
  border: 1px solid transparent;
  transition: background 0.3s var(--ease), border-color 0.3s, transform 0.3s;
}

.timeline-item:hover .timeline-trigger,
.timeline-item.is-active .timeline-trigger {
  background: #fff;
  border-color: var(--line);
  box-shadow: var(--shadow-sm);
}

.timeline-item.is-active .timeline-trigger {
  border-color: rgba(172, 130, 98, 0.28);
  transform: translateX(4px);
}

.timeline-dot {
  width: 14px;
  height: 14px;
  margin-top: 4px;
  margin-left: 5px;
  border-radius: 50%;
  background: #fff;
  border: 3px solid rgba(172, 130, 98, 0.35);
  box-shadow: 0 0 0 4px var(--bg);
  transition: border-color 0.3s, background 0.3s, box-shadow 0.3s;
}

.timeline-item.is-active .timeline-dot {
  background: var(--accent);
  border-color: var(--accent);
  box-shadow: 0 0 0 4px var(--accent-soft);
}

.timeline-date {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--accent);
  letter-spacing: 0.02em;
  padding-top: 2px;
}

.timeline-copy strong {
  display: block;
  font-family: var(--font-display);
  font-size: 1.05rem;
  margin-bottom: 6px;
  letter-spacing: -0.02em;
}

.timeline-copy p {
  margin: 0;
  color: var(--muted);
  font-size: 0.9rem;
  line-height: 1.5;
}

.timeline-tag {
  align-self: start;
  font-size: 10px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  font-weight: 700;
  color: var(--muted);
  padding: 6px 8px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.7);
}

.timeline-item.is-active .timeline-tag {
  color: var(--accent-hover);
  border-color: rgba(172, 130, 98, 0.28);
  background: var(--accent-soft);
}

.traction-visual {
  position: sticky;
  top: 96px;
  display: grid;
  gap: 12px;
}

.traction-visual figure {
  margin: 0;
  border-radius: 18px;
  overflow: hidden;
  border: 1px solid var(--line);
  background: #111;
  aspect-ratio: 4 / 5;
  box-shadow: var(--shadow-md);
}

.traction-visual img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: opacity 0.35s ease, transform 0.7s var(--ease);
}

.traction-visual figure:hover img {
  transform: scale(1.03);
}

.traction-visual figcaption {
  position: absolute;
  /* figcaption inside figure - need position relative on figure */
}

.traction-visual figure {
  position: relative;
}

.traction-visual figcaption {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  padding: 18px 16px 14px;
  color: #fff;
  font-size: 0.88rem;
  background: linear-gradient(180deg, transparent, rgba(0, 0, 0, 0.72));
}

.traction-note {
  padding: 16px 18px;
  border-radius: 14px;
  background: #fff;
  border: 1px solid var(--line);
}

.traction-note strong {
  display: block;
  font-family: var(--font-display);
  margin-bottom: 6px;
  font-size: 0.95rem;
}

.traction-note p {
  margin: 0;
  color: var(--muted);
  font-size: 0.88rem;
  line-height: 1.55;
}

/* 四核视觉条 */
.core-visual {
  position: relative;
  margin-bottom: 22px;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--line);
  aspect-ratio: 21 / 8;
  background: #111;
}

.core-visual img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.core-overlay {
  position: absolute;
  inset: auto 0 0 0;
  padding: 18px 22px;
  background: linear-gradient(180deg, transparent, rgba(8, 10, 12, 0.72));
  color: #fff;
  font-family: var(--font-display);
  letter-spacing: 0.04em;
}

.core-overlay p {
  margin: 0;
}

/* ---------- 为什么需要链 ---------- */
.why-chain {
  padding: 112px 0;
  background:
    radial-gradient(70% 50% at 0% 0%, rgba(172, 130, 98, 0.08), transparent 55%),
    linear-gradient(180deg, #f7f7f4 0%, var(--bg) 100%);
}

.why-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 24px;
  margin-bottom: 28px;
  padding-bottom: 24px;
  border-bottom: 1px solid var(--line);
}

.why-head .section-title {
  margin-bottom: 12px;
}

.why-head .section-title em {
  font-style: normal;
  color: var(--accent);
}

.why-head .section-desc {
  margin: 0;
  max-width: 38rem;
}

.why-index {
  margin: 0;
  flex-shrink: 0;
  font-family: var(--font-display);
  font-size: 0.85rem;
  letter-spacing: 0.16em;
  color: var(--muted);
  font-weight: 700;
  padding-bottom: 6px;
}

.why-roles {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  margin-bottom: 28px;
}

.why-role {
  padding: 20px 18px;
  border-radius: var(--radius-md);
  background: var(--surface);
  border: 1px solid var(--line);
  transition: border-color var(--dur) var(--ease), transform var(--dur) var(--ease);
}

.why-role:hover {
  border-color: rgba(172, 130, 98, 0.3);
  transform: translateY(-2px);
}

.why-role span {
  display: block;
  font-family: var(--font-display);
  font-size: 0.8rem;
  letter-spacing: 0.08em;
  color: var(--accent);
  font-weight: 700;
  margin-bottom: 8px;
}

.why-role strong {
  display: block;
  font-family: var(--font-display);
  font-size: 1.2rem;
  margin-bottom: 8px;
  letter-spacing: -0.02em;
}

.why-role p {
  margin: 0;
  color: var(--muted);
  font-size: 0.9rem;
  line-height: 1.55;
}

.why-layout {
  display: grid;
  grid-template-columns: 1.05fr 1fr;
  gap: 22px;
  align-items: start;
}

.compare-panel {
  position: relative;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin-bottom: 16px;
}

.compare-vs {
  position: absolute;
  left: 50%;
  top: 50%;
  z-index: 2;
  transform: translate(-50%, -50%);
  width: 42px;
  height: 42px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  background: var(--ink);
  color: #fff;
  border: 3px solid var(--bg);
  box-shadow: var(--shadow-sm);
  pointer-events: none;
}

.compare-vs em {
  font-style: normal;
  font-family: var(--font-display);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  font-weight: 800;
}

.compare-col {
  padding: 20px 18px;
  border-radius: 16px;
  border: 1px solid var(--line);
  background: #fff;
}

.compare-col span {
  display: block;
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 8px;
  font-weight: 700;
}

.compare-col strong {
  display: block;
  font-family: var(--font-display);
  font-size: 1.15rem;
  margin-bottom: 12px;
  letter-spacing: -0.02em;
}

.compare-col ul {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 8px;
}

.compare-col li {
  position: relative;
  padding-left: 14px;
  color: var(--muted);
  font-size: 0.88rem;
  line-height: 1.45;
}

.compare-col li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: rgba(14, 15, 16, 0.25);
}

.compare-col.is-muted {
  background: var(--bg-muted);
  opacity: 0.95;
}

.compare-col.is-accent {
  background: linear-gradient(180deg, rgba(172, 130, 98, 0.12), #fff 50%);
  border-color: rgba(172, 130, 98, 0.3);
  box-shadow: var(--shadow-sm);
}

.compare-col.is-accent strong {
  color: var(--accent-hover);
}

.compare-col.is-accent li::before {
  background: var(--accent);
}

.why-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 14px;
}

.why-chips span {
  height: 32px;
  padding: 0 12px;
  border-radius: 999px;
  display: inline-flex;
  align-items: center;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.04em;
  color: var(--ink-soft);
  background: #fff;
  border: 1px solid var(--line);
}

.why-thesis {
  margin: 0;
  padding: 14px 16px;
  border-radius: var(--radius-md);
  background: var(--accent-soft);
  border: 1px dashed rgba(172, 130, 98, 0.28);
  color: var(--ink-soft);
  font-size: 0.9rem;
  line-height: 1.55;
}

.why-thesis strong {
  color: var(--accent-hover);
  font-weight: 700;
}

.why-faq {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 22px;
  padding: 22px;
  box-shadow: var(--shadow-md);
  position: sticky;
  top: 96px;
}

.why-faq-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 12px;
  margin-bottom: 14px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--line);
}

.why-faq-head h3 {
  margin: 0 0 4px;
  font-family: var(--font-display);
  font-size: 1.2rem;
}

.why-faq-head p {
  margin: 0;
  font-size: 0.82rem;
  color: var(--muted);
}

.why-faq-badge {
  flex-shrink: 0;
  height: 28px;
  padding: 0 10px;
  border-radius: 999px;
  display: inline-flex;
  align-items: center;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--accent);
  background: var(--accent-soft);
  border: 1px solid rgba(172, 130, 98, 0.2);
}

.faq-stack {
  display: grid;
  gap: 8px;
}

.faq-card {
  border-radius: 14px;
  background: var(--bg);
  border: 1px solid transparent;
  overflow: hidden;
  transition: border-color var(--dur) var(--ease), background var(--dur) var(--ease),
    box-shadow var(--dur) var(--ease);
}

.faq-card:hover,
.faq-card.is-open {
  border-color: rgba(172, 130, 98, 0.28);
  background: #fff;
}

.faq-card.is-open {
  box-shadow: var(--shadow-sm);
}

.faq-trigger {
  width: 100%;
  display: grid;
  grid-template-columns: 42px 1fr 22px;
  align-items: center;
  gap: 10px;
  padding: 16px 14px;
  text-align: left;
  color: inherit;
}

.faq-num {
  font-family: var(--font-display);
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--accent);
  letter-spacing: 0.04em;
}

.faq-trigger h3 {
  margin: 0;
  font-family: var(--font-display);
  font-size: 1.02rem;
  font-weight: 600;
  letter-spacing: -0.01em;
}

.faq-icon {
  width: 22px;
  height: 22px;
  flex-shrink: 0;
  border-radius: 50%;
  border: 1px solid var(--line-strong);
  position: relative;
  justify-self: end;
}

.faq-icon::before,
.faq-icon::after {
  content: "";
  position: absolute;
  left: 50%;
  top: 50%;
  background: var(--ink);
  transition: transform 0.3s var(--ease), opacity 0.3s;
}

.faq-icon::before {
  width: 10px;
  height: 1.5px;
  transform: translate(-50%, -50%);
}

.faq-icon::after {
  width: 1.5px;
  height: 10px;
  transform: translate(-50%, -50%);
}

.faq-card.is-open .faq-icon {
  border-color: var(--accent);
  background: var(--accent-soft);
}

.faq-card.is-open .faq-icon::after {
  opacity: 0;
  transform: translate(-50%, -50%) rotate(90deg);
}

.faq-panel {
  display: grid;
  grid-template-rows: 0fr;
  transition: grid-template-rows 0.35s var(--ease);
}

.faq-card.is-open .faq-panel {
  grid-template-rows: 1fr;
}

.faq-panel > p {
  overflow: hidden;
  margin: 0;
  padding: 0 14px 0 66px;
  color: var(--muted);
  font-size: 0.92rem;
  line-height: 1.6;
}

.faq-card.is-open .faq-panel > p {
  padding-bottom: 16px;
}

/* 预售四层权益 */
.benefit-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
  margin-bottom: 22px;
}

.benefit-card {
  padding: 22px 18px;
  border-radius: var(--radius-md);
  background: var(--surface);
  border: 1px solid var(--line);
}

.benefit-card span {
  display: inline-block;
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  font-weight: 700;
  margin-bottom: 12px;
}

.benefit-card h3 {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-size: 1.1rem;
}

.benefit-card p {
  margin: 0;
  color: var(--muted);
  font-size: 0.9rem;
}

.roadmap-visual {
  margin: 0;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--line);
  background: #111;
  box-shadow: var(--shadow-md);
  height: 100%;
  display: flex;
  flex-direction: column;
}

.roadmap-visual img {
  width: 100%;
  flex: 1;
  min-height: 240px;
  aspect-ratio: 4 / 5;
  object-fit: cover;
  transition: opacity 0.28s ease;
}

.roadmap-visual figcaption {
  padding: 16px 18px 18px;
  background: linear-gradient(180deg, #16181a 0%, #0c0d0e 100%);
  color: rgba(250, 250, 248, 0.78);
  font-size: 0.88rem;
  line-height: 1.55;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
}

@media (max-width: 1024px) {
  .editorial-top,
  .editorial-body,
  .founder-stage-head,
  .founder-stage-grid,
  .cinema-head,
  .traction-head,
  .traction-body,
  .weekly-head,
  .weekly-body,
  .why-layout,
  .benefit-grid {
    grid-template-columns: 1fr;
  }

  .compare-panel {
    grid-template-columns: 1fr 1fr;
  }

  .why-head {
    flex-direction: column;
    align-items: flex-start;
  }

  .why-faq {
    position: static;
  }

  .traction-visual,
  .weekly-panel {
    position: static;
  }

  .traction-visual figure {
    aspect-ratio: 16 / 10;
  }

  .traction-kpis {
    grid-template-columns: repeat(3, 1fr);
  }

  .founder-filmstrip {
    grid-template-columns: repeat(5, minmax(56px, 1fr));
  }

  .founder-hero-shot {
    min-height: 240px;
    aspect-ratio: 16 / 11;
  }

  .editorial-aside {
    position: static;
  }

  .cinema-note {
    text-align: left;
    max-width: none;
  }

  .cinema-frame {
    aspect-ratio: 16 / 9;
  }

  .protocol-loop {
    justify-content: flex-start;
  }

  .roadmap-stage {
    grid-template-columns: 1fr;
  }

  .roadmap-visual img {
    aspect-ratio: 16 / 10;
    min-height: 0;
  }

  .roadmap-nav {
    margin-bottom: 22px;
  }

  .core-visual {
    aspect-ratio: 16 / 9;
  }
}

/* 滑动指示点 */
.snap-dots {
  display: none;
  justify-content: center;
  gap: 6px;
  margin-top: 14px;
}

.snap-dots button {
  width: 6px;
  height: 6px;
  border-radius: 999px;
  background: rgba(14, 15, 16, 0.18);
  padding: 0;
  transition: width 0.3s var(--ease), background 0.3s var(--ease);
}

.snap-dots button.is-active {
  width: 18px;
  background: var(--accent);
}

/* 金额快捷选择 */
.amount-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 4px;
}

.amount-chip {
  height: 34px;
  padding: 0 12px;
  border-radius: 999px;
  border: 1px solid var(--line-strong);
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--muted);
  transition: background 0.25s, color 0.25s, border-color 0.25s;
}

.amount-chip.is-active,
.amount-chip:hover {
  border-color: var(--accent);
  color: var(--accent-hover);
  background: var(--accent-soft);
}

/* 移动底栏 + 回顶 */
.mobile-dock {
  display: none;
}

/* ---------- 在线客服（纯前端） ---------- */
.cs-widget {
  position: fixed;
  right: 18px;
  bottom: 24px;
  z-index: 95;
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 12px;
  pointer-events: none;
}

.cs-widget > * {
  pointer-events: auto;
}

.cs-launcher {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  min-height: 52px;
  padding: 0 16px 0 14px;
  border-radius: 999px;
  border: 1px solid rgba(172, 130, 98, 0.35);
  background: linear-gradient(145deg, #b8956f 0%, var(--accent-hover) 100%);
  color: #fff;
  box-shadow: 0 10px 28px rgba(143, 106, 78, 0.35);
  cursor: pointer;
  transform: translateY(12px) scale(0.92);
  opacity: 0;
  animation: csLauncherIn 0.55s var(--ease) 0.6s forwards;
}

.cs-launcher:hover {
  filter: brightness(1.04);
}

.cs-launcher.is-open {
  background: var(--ink);
  border-color: transparent;
}

.cs-launcher-ring {
  position: absolute;
  inset: -5px;
  border-radius: inherit;
  border: 2px solid rgba(172, 130, 98, 0.45);
  animation: csPulse 2.2s ease-out infinite;
  pointer-events: none;
}

.cs-launcher.is-open .cs-launcher-ring {
  display: none;
}

.cs-launcher-icon {
  display: grid;
  place-items: center;
}

.cs-launcher-label {
  font-size: 0.9rem;
  font-weight: 700;
  letter-spacing: 0.02em;
}

.cs-badge {
  position: absolute;
  top: -4px;
  right: -2px;
  min-width: 18px;
  height: 18px;
  padding: 0 5px;
  border-radius: 999px;
  background: #c2410c;
  color: #fff;
  font-size: 0.68rem;
  font-weight: 700;
  display: grid;
  place-items: center;
  box-shadow: 0 2px 8px rgba(194, 65, 12, 0.4);
}

.cs-badge[hidden] {
  display: none;
}

@keyframes csLauncherIn {
  to {
    opacity: 1;
    transform: none;
  }
}

@keyframes csPulse {
  0% {
    transform: scale(1);
    opacity: 0.7;
  }
  100% {
    transform: scale(1.18);
    opacity: 0;
  }
}

.cs-panel {
  position: relative;
  width: min(360px, calc(100vw - 28px));
  height: min(520px, calc(100vh - 120px));
  display: flex;
  flex-direction: column;
  border-radius: 18px;
  border: 1px solid var(--line);
  background: #fff;
  box-shadow: 0 18px 48px rgba(28, 25, 23, 0.18);
  overflow: hidden;
  transform-origin: bottom right;
  animation: csPanelIn 0.32s var(--ease);
}

.cs-panel[hidden] {
  display: none;
}

@keyframes csPanelIn {
  from {
    opacity: 0;
    transform: translateY(16px) scale(0.96);
  }
  to {
    opacity: 1;
    transform: none;
  }
}

.cs-panel-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  padding: 12px 12px 12px 14px;
  background: linear-gradient(135deg, #2a241f 0%, #4a3b30 55%, #6b5344 100%);
  color: #fff;
}

.cs-agent {
  display: flex;
  align-items: center;
  gap: 10px;
  min-width: 0;
}

.cs-agent-meta {
  min-width: 0;
}

.cs-agent-avatar {
  position: relative;
  width: 40px;
  height: 40px;
  flex-shrink: 0;
}

.cs-agent-avatar img {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  object-fit: cover;
  border: 2px solid rgba(255, 255, 255, 0.35);
}

.cs-online-dot {
  position: absolute;
  right: 0;
  bottom: 0;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: #9ca3af;
  border: 2px solid #3d3229;
  transition: background 0.25s ease;
}

.cs-online-dot.is-online {
  background: #22c55e;
  box-shadow: 0 0 0 0 rgba(34, 197, 94, 0.45);
  animation: csOnlinePulse 2s ease infinite;
}

@keyframes csOnlinePulse {
  0% {
    box-shadow: 0 0 0 0 rgba(34, 197, 94, 0.45);
  }
  70% {
    box-shadow: 0 0 0 6px rgba(34, 197, 94, 0);
  }
  100% {
    box-shadow: 0 0 0 0 rgba(34, 197, 94, 0);
  }
}

.cs-agent strong {
  display: block;
  font-size: 0.95rem;
  font-family: var(--font-display);
}

.cs-agent-status {
  margin: 3px 0 0;
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.72rem;
  color: rgba(255, 255, 255, 0.72);
}

.cs-status-pill {
  display: inline-flex;
  align-items: center;
  padding: 1px 7px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.14);
  color: #fff;
  font-weight: 600;
  letter-spacing: 0.02em;
}

.cs-status-pill.is-online {
  background: rgba(34, 197, 94, 0.22);
  color: #bbf7d0;
}

.cs-status-pill.is-typing {
  background: rgba(251, 191, 36, 0.22);
  color: #fde68a;
}

.cs-head-actions {
  display: flex;
  gap: 4px;
  flex-shrink: 0;
}

.cs-icon-btn {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  border: 0;
  background: rgba(255, 255, 255, 0.12);
  color: #fff;
  font-size: 1.15rem;
  line-height: 1;
  cursor: pointer;
}

.cs-icon-btn:hover {
  background: rgba(255, 255, 255, 0.2);
}

.cs-session-bar {
  display: flex;
  justify-content: space-between;
  gap: 8px;
  padding: 7px 12px;
  font-size: 0.68rem;
  color: var(--muted);
  background: #f3efe9;
  border-bottom: 1px solid var(--line);
}

.cs-session-bar em {
  font-style: normal;
  font-weight: 700;
  color: var(--ink-soft);
  font-variant-numeric: tabular-nums;
}

.cs-connecting {
  position: absolute;
  inset: 78px 0 0;
  z-index: 3;
  display: grid;
  place-content: center;
  gap: 8px;
  padding: 24px;
  text-align: center;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(6px);
}

.cs-connecting[hidden] {
  display: none;
}

.cs-connecting-spinner {
  width: 36px;
  height: 36px;
  margin: 0 auto 6px;
  border-radius: 50%;
  border: 3px solid rgba(172, 130, 98, 0.2);
  border-top-color: var(--accent-hover);
  animation: buyVerifySpin 0.85s linear infinite;
}

.cs-connecting-title {
  margin: 0;
  font-weight: 700;
  color: var(--ink);
}

.cs-connecting-desc {
  margin: 0;
  font-size: 0.84rem;
  color: var(--muted);
}

.cs-queue-meter {
  width: min(220px, 70%);
  height: 6px;
  margin: 10px auto 14px;
  border-radius: 999px;
  background: rgba(172, 130, 98, 0.16);
  overflow: hidden;
}

.cs-queue-meter > i {
  display: block;
  height: 100%;
  width: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, #c4a484, var(--accent-hover));
  transform: scaleX(0.18);
  transform-origin: left center;
  transition: transform 0.6s ease;
}

.cs-connecting .btn {
  margin-top: 4px;
}

.cs-human-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  padding: 8px 12px;
  background: rgba(180, 83, 9, 0.08);
  border-bottom: 1px solid rgba(180, 83, 9, 0.18);
}

.cs-human-bar[hidden] {
  display: none;
}

.cs-human-bar-main {
  min-width: 0;
  display: grid;
  gap: 2px;
}

.cs-human-bar-main strong {
  font-size: 0.78rem;
  color: #b45309;
}

.cs-human-bar-main span {
  font-size: 0.7rem;
  color: var(--muted);
}

.cs-human-cancel {
  flex-shrink: 0;
  border: 1px solid rgba(180, 83, 9, 0.35);
  background: #fff;
  color: #b45309;
  border-radius: 999px;
  padding: 5px 10px;
  font-size: 0.72rem;
  font-weight: 600;
  cursor: pointer;
}

.cs-chip--human {
  border-color: rgba(180, 83, 9, 0.4);
  color: #b45309;
  background: #fffaf5;
}

.cs-chip--human:hover {
  border-color: #b45309;
  color: #92400e;
}

.cs-messages {
  flex: 1;
  overflow-y: auto;
  padding: 14px 12px;
  background: linear-gradient(180deg, #f7f4f0 0%, #fff 42%);
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.cs-sys {
  align-self: center;
  max-width: 92%;
  padding: 6px 10px;
  border-radius: 999px;
  background: rgba(42, 36, 31, 0.06);
  color: var(--muted);
  font-size: 0.72rem;
  text-align: center;
  animation: csMsgIn 0.28s var(--ease);
}

.cs-row {
  display: flex;
  align-items: flex-end;
  gap: 8px;
  max-width: 94%;
  animation: csMsgIn 0.28s var(--ease);
}

.cs-row--bot {
  align-self: flex-start;
}

.cs-row--user {
  align-self: flex-end;
  flex-direction: row-reverse;
}

.cs-row-avatar {
  width: 26px;
  height: 26px;
  border-radius: 50%;
  object-fit: cover;
  flex-shrink: 0;
  border: 1px solid var(--line);
}

.cs-msg {
  max-width: 100%;
  padding: 10px 12px;
  border-radius: 14px;
  font-size: 0.86rem;
  line-height: 1.55;
  word-break: break-word;
}

@keyframes csMsgIn {
  from {
    opacity: 0;
    transform: translateY(8px);
  }
  to {
    opacity: 1;
    transform: none;
  }
}

.cs-msg--bot {
  background: #fff;
  border: 1px solid var(--line);
  color: var(--ink);
  border-bottom-left-radius: 4px;
  box-shadow: 0 4px 12px rgba(28, 25, 23, 0.04);
}

.cs-msg--user {
  background: linear-gradient(160deg, #f3e7da 0%, #ebe0d4 100%);
  border: 1px solid rgba(172, 130, 98, 0.28);
  color: var(--ink);
  border-bottom-right-radius: 4px;
}

.cs-msg strong.cs-msg-title {
  display: block;
  margin-bottom: 4px;
  font-size: 0.88rem;
  color: var(--accent-hover);
}

.cs-msg ul {
  margin: 6px 0 0;
  padding-left: 1.1em;
}

.cs-msg li {
  margin: 3px 0;
}

.cs-msg-meta {
  display: flex;
  align-items: center;
  gap: 6px;
  margin-top: 5px;
  font-size: 0.68rem;
  color: var(--muted);
}

.cs-msg-meta .is-read {
  color: var(--accent-hover);
}

.cs-cta-wrap {
  margin-top: 10px;
}

.cs-cta-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  padding: 8px 12px;
  border: 0;
  border-radius: 10px;
  background: var(--ink);
  color: #fff;
  font-size: 0.8rem;
  font-weight: 650;
  cursor: pointer;
}

.cs-cta-btn:hover {
  background: var(--accent-hover);
}

.cs-followups {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 8px;
}

.cs-followups button {
  border: 1px dashed rgba(172, 130, 98, 0.45);
  background: #fffaf5;
  color: var(--accent-hover);
  border-radius: 999px;
  padding: 4px 9px;
  font-size: 0.72rem;
  cursor: pointer;
}

.cs-followups button:hover {
  border-style: solid;
  background: var(--accent-soft);
}

.cs-typing-wrap {
  align-self: flex-start;
  display: flex;
  align-items: center;
  gap: 8px;
}

.cs-typing {
  display: inline-flex;
  gap: 5px;
  padding: 12px 14px;
  border-radius: 14px;
  background: #fff;
  border: 1px solid var(--line);
}

.cs-typing i {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent);
  animation: csTyping 1.2s ease-in-out infinite;
}

.cs-typing i:nth-child(2) {
  animation-delay: 0.15s;
}

.cs-typing i:nth-child(3) {
  animation-delay: 0.3s;
}

.cs-typing-label {
  font-size: 0.72rem;
  color: var(--muted);
}

@keyframes csTyping {
  0%,
  60%,
  100% {
    transform: translateY(0);
    opacity: 0.35;
  }
  30% {
    transform: translateY(-3px);
    opacity: 1;
  }
}

.cs-quick {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px;
  padding: 8px 12px;
  border-top: 1px solid var(--line);
  background: var(--bg);
}

.cs-quick-label {
  width: 100%;
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  color: var(--muted);
  text-transform: uppercase;
}

.cs-chip {
  border: 1px solid var(--line-strong);
  background: #fff;
  color: var(--ink-soft);
  border-radius: 999px;
  padding: 6px 10px;
  font-size: 0.75rem;
  cursor: pointer;
  transition: border-color 0.2s ease, color 0.2s ease, transform 0.2s ease;
}

.cs-chip:hover {
  border-color: var(--accent);
  color: var(--accent-hover);
  transform: translateY(-1px);
}

.cs-compose {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 8px;
  padding: 10px 12px;
  border-top: 1px solid var(--line);
  background: #fff;
}

.cs-input {
  min-width: 0;
  padding: 10px 12px;
  border-radius: 12px;
  border: 1px solid var(--line-strong);
  background: var(--bg);
  font: inherit;
  font-size: 0.86rem;
  color: var(--ink);
}

.cs-input:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-soft);
}

.cs-input:disabled {
  opacity: 0.65;
}

.cs-send {
  padding: 0 14px;
  border-radius: 12px;
  border: 0;
  background: var(--accent-hover);
  color: #fff;
  font-weight: 700;
  font-size: 0.86rem;
  cursor: pointer;
}

.cs-send:hover {
  filter: brightness(1.05);
}

.cs-send:disabled {
  opacity: 0.55;
  cursor: not-allowed;
}

.cs-footnote {
  margin: 0;
  padding: 0 12px 10px;
  font-size: 0.68rem;
  color: var(--muted);
  text-align: center;
  background: #fff;
}

.back-top {
  position: fixed;
  right: 18px;
  bottom: 88px;
  z-index: 90;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--ink);
  color: #fff;
  font-size: 1rem;
  box-shadow: var(--shadow-md);
  opacity: 0;
  transform: translateY(8px);
  pointer-events: none;
  transition: opacity 0.3s var(--ease), transform 0.3s var(--ease);
}

.back-top.is-show {
  opacity: 1;
  transform: none;
  pointer-events: auto;
}

.back-top[hidden] {
  display: none;
}

/* 桌面轻微倾斜卡片 */
@media (hover: hover) and (pointer: fine) {
  [data-tilt] {
    transform-style: preserve-3d;
    will-change: transform;
  }
}

@media (max-width: 768px) {
  .faq-grid {
    grid-template-columns: 1fr;
  }

  .founder-stage {
    padding: 80px 0 88px;
  }

  .founder-manifesto {
    padding: 26px 22px;
  }

  .founder-filmstrip {
    overflow-x: auto;
    display: flex;
    gap: 8px;
    scrollbar-width: none;
  }

  .founder-filmstrip::-webkit-scrollbar {
    display: none;
  }

  .film-thumb {
    flex: 0 0 68px;
  }

  .founder-creds {
    grid-template-columns: 1fr;
    gap: 12px;
  }

  .keynote-bar {
    flex-direction: column;
    align-items: stretch;
  }

  .traction-board,
  .weekly-board {
    padding: 80px 0;
  }

  .traction-kpis {
    grid-template-columns: 1fr;
  }

  .weekly-trigger {
    grid-template-columns: 48px 1fr;
    gap: 10px 12px;
  }

  .weekly-tag {
    grid-column: 2;
    justify-self: start;
  }

  .weekly-item.is-active .weekly-trigger {
    transform: none;
  }

  .timeline-trigger {
    grid-template-columns: 22px 1fr;
    gap: 10px 12px;
  }

  .timeline-date {
    grid-column: 2;
  }

  .timeline-copy {
    grid-column: 2;
  }

  .timeline-tag {
    grid-column: 2;
    justify-self: start;
  }

  .editorial-title {
    font-size: clamp(2rem, 9vw, 2.6rem);
  }

  .editorial-portrait {
    aspect-ratio: 16 / 11;
  }

  .portrait-badge {
    bottom: 36px;
  }

  .showcase-cinema {
    padding: 72px 0 88px;
  }

  .cinema-stage {
    width: calc(100% - 28px);
  }

  .mobile-only.bento-toolbar {
    display: flex;
  }

  .mobile-only.bento-dots {
    display: flex;
  }

  /* 移动端：02-05 横向轮播，页面更整洁 */
  .bento-wrap {
    margin-inline: -14px;
  }

  .bento-toolbar {
    padding: 0 14px;
  }

  .bento-grid {
    display: flex;
    gap: 12px;
    overflow-x: auto;
    scroll-snap-type: x mandatory;
    -webkit-overflow-scrolling: touch;
    padding: 4px 14px 8px;
    scrollbar-width: none;
    grid-template-columns: none;
    grid-template-rows: none;
  }

  .bento-grid::-webkit-scrollbar {
    display: none;
  }

  .bento-cell,
  .bento-lg,
  .bento-wide {
    flex: 0 0 min(82vw, 320px);
    grid-column: auto;
    grid-row: auto;
    min-height: 0;
    height: 240px;
    scroll-snap-align: center;
  }

  .protocol-loop {
    flex-wrap: nowrap;
    overflow-x: auto;
    scrollbar-width: none;
    gap: 8px;
  }

  .protocol-loop::-webkit-scrollbar {
    display: none;
  }

  .loop-arrow {
    display: none;
  }

  .loop-item {
    flex: 0 0 auto;
  }

  /* 流程步骤：移动端横向平行滑动（不撑破页面宽度） */
  .about-editorial,
  .about-editorial .container,
  .editorial-body,
  .editorial-main,
  .editorial-aside {
    max-width: 100%;
    min-width: 0;
  }

  .editorial-main {
    overflow: hidden;
  }

  .editorial-aside {
    overflow: visible;
  }

  .process-rail {
    display: flex;
    gap: 10px;
    width: 100%;
    max-width: 100%;
    box-sizing: border-box;
    overflow-x: auto;
    overflow-y: hidden;
    overscroll-behavior-x: contain;
    scroll-snap-type: x mandatory;
    -webkit-overflow-scrolling: touch;
    scroll-behavior: smooth;
    margin: 0;
    padding: 2px 2px 8px;
    scrollbar-width: none;
  }

  .process-rail::-webkit-scrollbar {
    display: none;
  }

  /* 移动端：取消手风琴，横向卡片直接展示全文 */
  .process-step {
    flex: 0 0 min(88%, 300px);
    width: min(88%, 300px);
    max-width: 100%;
    min-width: 0;
    min-height: 0;
    border-bottom: none;
    scroll-snap-align: start;
    box-sizing: border-box;
    border: 1px solid var(--line);
    border-radius: 14px;
    background: var(--surface);
    overflow: hidden;
  }

  .process-step .process-trigger {
    grid-template-columns: 40px minmax(0, 1fr);
    gap: 10px;
    padding: 14px 12px 6px;
    height: auto;
    background: transparent;
    border: none;
    border-radius: 0;
    box-shadow: none;
    box-sizing: border-box;
    max-width: 100%;
    pointer-events: none; /* 移动端不响应展开点击 */
  }

  .process-step .process-icon {
    display: none;
  }

  .process-step.is-open .process-trigger,
  .process-step.is-active .process-trigger,
  .process-step .process-trigger {
    background: transparent;
    box-shadow: none;
  }

  .process-step.is-active {
    border-color: rgba(172, 130, 98, 0.35);
    background: rgba(172, 130, 98, 0.04);
  }

  .process-step h3 {
    font-size: 1.02rem;
    overflow-wrap: anywhere;
  }

  .process-panel {
    grid-template-rows: 1fr !important; /* 始终展开 */
  }

  .process-panel > p {
    padding: 0 12px 14px;
    font-size: 0.84rem;
    line-height: 1.55;
    overflow: visible;
  }

  .benefit-grid {
    grid-template-columns: 1fr 1fr;
  }

  .snap-dots {
    display: flex;
  }

  .mobile-dock {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    position: fixed;
    left: 12px;
    right: 12px;
    bottom: calc(10px + env(safe-area-inset-bottom));
    z-index: 95;
    padding: 10px 10px 10px 16px;
    border-radius: 18px;
    background: rgba(250, 250, 248, 0.92);
    border: 1px solid var(--line);
    box-shadow: 0 12px 40px rgba(14, 15, 16, 0.14);
    backdrop-filter: blur(14px);
    transform: translateY(120%);
    transition: transform 0.4s var(--ease), opacity 0.3s;
  }

  .mobile-dock.is-show {
    transform: translateY(0);
  }

  .mobile-dock.is-hide,
  body.modal-open .mobile-dock,
  body.drawer-open .mobile-dock {
    transform: translateY(120%);
  }

  .dock-meta {
    display: grid;
    gap: 2px;
    min-width: 0;
  }

  .dock-meta span {
    font-size: 11px;
    color: var(--muted);
  }

  .dock-meta strong {
    font-family: var(--font-display);
    font-size: 1.05rem;
  }

  .mobile-dock .btn {
    height: 42px;
    padding: 0 16px;
    font-size: 0.9rem;
    flex-shrink: 0;
  }

  .cs-widget {
    right: 14px;
    bottom: calc(18px + env(safe-area-inset-bottom));
  }

  .cs-launcher-label {
    display: none;
  }

  .cs-launcher {
    width: 52px;
    height: 52px;
    padding: 0;
    justify-content: center;
  }

  .cs-panel {
    width: min(360px, calc(100vw - 20px));
    height: min(520px, calc(100vh - 100px));
  }

  .back-top {
    bottom: calc(84px + env(safe-area-inset-bottom));
    right: 14px;
  }

  .marquee-viewport {
    padding: 16px 0;
  }

  .marquee-track {
    font-size: 0.85rem;
  }

  .marquee-group span {
    padding: 0 18px;
  }

  .marquee-group span::after {
    margin-left: 18px;
  }

  .hero-pills {
    gap: 6px;
  }

  .status-pill {
    height: 28px;
    font-size: 11px;
    padding: 0 10px;
  }

  .footer-top,
  .footer-cols {
    grid-template-columns: 1fr;
  }

  .cred-inner {
    justify-content: flex-start;
    flex-wrap: nowrap;
    overflow-x: auto;
    gap: 18px;
    scrollbar-width: none;
    padding: 14px 0;
  }

  .cred-inner::-webkit-scrollbar {
    display: none;
  }

  .cred-inner span {
    flex: 0 0 auto;
  }

  .cred-inner span::after {
    display: none;
  }

  .core-visual {
    aspect-ratio: 16 / 10;
  }

  .modal-panel {
    width: 100%;
    max-height: 92dvh;
    border-radius: 20px 20px 0 0;
    margin-top: auto;
    animation: sheetUp 0.4s var(--ease);
  }

  .modal {
    align-items: end;
    padding: 0;
  }
}

@keyframes sheetUp {
  from {
    opacity: 0;
    transform: translateY(24px);
  }
  to {
    opacity: 1;
    transform: none;
  }
}

/* =========================================================
   移动端体验专修（桌面布局保持不变）
   ========================================================= */
@media (max-width: 768px) {
  .desktop-only {
    /* display: none !important; */
  }

  /* 全局更紧凑、更整洁 */
  .section,
  .about-editorial,
  .traction-board,
  .showcase-cinema,
  .founder-stage {
    padding-top: 56px;
    padding-bottom: 64px;
  }

  .section-head {
    margin-bottom: 22px;
  }

  .section-title,
  .founder-stage-title,
  .editorial-title {
    font-size: clamp(1.75rem, 8vw, 2.15rem) !important;
    line-height: 1.15;
  }

  .section-desc,
  .founder-stage-desc,
  .editorial-lead {
    font-size: 0.92rem !important;
    line-height: 1.6;
  }

  .hero-cta {
    flex-direction: column;
    align-items: stretch;
  }

  .hero-cta .btn {
    width: 100%;
  }

  /* 关于：正文优先，侧栏后置，减少拥挤 */
  .editorial-top {
    grid-template-columns: 1fr;
    gap: 12px;
    padding-bottom: 20px;
    margin-bottom: 20px;
  }

  .editorial-body {
    display: flex;
    flex-direction: column;
    gap: 22px;
  }

  .editorial-main {
    order: 1;
  }

  .editorial-aside {
    order: 2;
    gap: 12px;
  }

  .editorial-portrait {
    aspect-ratio: 16 / 10;
    border-radius: 12px;
  }

  .portrait-badge {
    padding: 10px 12px;
    bottom: 44px;
  }

  .portrait-badge strong {
    font-size: 0.85rem;
  }

  .portrait-intro {
    left: 10px;
    right: 4px;
    bottom: 4px;
    padding: 12px 12px 10px;
  }

  .portrait-intro strong {
    font-size: 0.95rem;
    margin-bottom: 4px;
  }

  .portrait-intro span {
    font-size: 0.78rem;
    margin-bottom: 6px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
  }

  .portrait-intro em {
    font-size: 0.62rem;
  }

  .editorial-portrait figcaption {
    bottom: 24px;
    font-size: 0.62rem;
  }

  .portrait-dots {
    right: 12px;
    bottom: 10px;
  }

  .editorial-aside blockquote {
    font-size: 1.05rem;
    padding-top: 12px;
  }

  /* 缩略图：移动端横向平行滑动（不撑破页面宽度） */
  .editorial-thumbs {
    display: flex;
    gap: 10px;
    width: 100%;
    max-width: 100%;
    box-sizing: border-box;
    overflow-x: auto;
    overflow-y: hidden;
    overscroll-behavior-x: contain;
    scroll-snap-type: x mandatory;
    -webkit-overflow-scrolling: touch;
    scroll-behavior: smooth;
    margin: 0;
    padding: 2px 2px 6px;
    scrollbar-width: none;
  }

  .editorial-thumbs::-webkit-scrollbar {
    display: none;
  }

  .editorial-thumbs .thumb-card {
    flex: 0 0 42%;
    width: 42%;
    max-width: 148px;
    min-width: 0;
    aspect-ratio: 1;
    scroll-snap-align: start;
    box-sizing: border-box;
  }

  .editorial-text {
    margin-bottom: 18px;
  }

  .protocol-loop {
    margin-bottom: 22px;
    padding: 12px;
  }

  .loop-item {
    min-width: 64px;
    padding: 8px 10px;
  }

  .process-head p {
    display: none;
  }

  /* 创始人：舞台更干净 */
  .founder-stage-head {
    gap: 14px;
    margin-bottom: 20px;
  }

  .founder-manifesto {
    margin-bottom: 18px;
    padding: 20px 16px;
    border-radius: 16px;
  }

  .quote-mark {
    font-size: 4.5rem;
    right: 12px;
    top: 0;
    opacity: 0.7;
  }

  .founder-manifesto p {
    font-size: 1.15rem;
    margin-bottom: 16px;
  }

  .founder-stage-grid {
    gap: 14px;
  }

  .keynote-frame {
    aspect-ratio: 16 / 11;
  }

  .keynote-bar {
    padding: 14px;
  }

  .keynote-bar .btn {
    width: 100%;
  }

  .founder-hero-shot {
    min-height: 0;
    aspect-ratio: 16 / 10;
  }

  .founder-creds {
    grid-template-columns: repeat(3, 1fr);
    gap: 6px;
    padding: 12px;
  }

  .founder-creds strong {
    font-size: 0.78rem;
  }

  /* 进展：KPI 横滑 + 画面置顶 + 时间轴折叠 */
  .traction-head {
    gap: 18px;
    margin-bottom: 18px;
  }

  .traction-kpis {
    display: flex;
    gap: 10px;
    overflow-x: auto;
    scroll-snap-type: x mandatory;
    -webkit-overflow-scrolling: touch;
    margin: 0 -14px;
    padding: 2px 14px 6px;
    scrollbar-width: none;
  }

  .traction-kpis::-webkit-scrollbar {
    display: none;
  }

  .kpi-card {
    flex: 0 0 46%;
    scroll-snap-align: start;
    padding: 14px 14px;
  }

  .kpi-card strong {
    font-size: 1.7rem;
  }

  .traction-body,
  .weekly-body {
    display: flex;
    flex-direction: column;
    gap: 14px;
  }

  .traction-visual,
  .weekly-panel {
    order: -1;
  }

  .weekly-copy p {
    display: none;
  }

  .weekly-item.is-active .weekly-copy p {
    display: block;
  }

  .weekly-detail h3 {
    font-size: 0.95rem;
  }

  .weekly-detail ul {
    font-size: 0.84rem;
  }

  .traction-visual figure {
    aspect-ratio: 16 / 9;
    border-radius: 14px;
  }

  .traction-visual figcaption {
    font-size: 0.8rem;
    padding: 14px 12px 12px;
  }

  .traction-note {
    padding: 12px 14px;
  }

  .traction-note p {
    font-size: 0.82rem;
  }

  .traction-timeline {
    padding-left: 0;
  }

  .traction-timeline::before {
    left: 14px;
  }

  .timeline-trigger {
    grid-template-columns: 22px 1fr auto;
    gap: 8px 10px;
    padding: 12px 10px 12px 4px;
    border-radius: 12px;
  }

  .timeline-dot {
    margin-left: 2px;
    width: 12px;
    height: 12px;
  }

  .timeline-date {
    grid-column: 2;
    grid-row: 1;
    font-size: 0.78rem;
  }

  .timeline-tag {
    grid-column: 3;
    grid-row: 1;
    padding: 4px 7px;
    font-size: 9px;
  }

  .timeline-copy {
    grid-column: 2 / -1;
    grid-row: 2;
  }

  .timeline-copy strong {
    font-size: 0.95rem;
    margin-bottom: 0;
  }

  .timeline-copy p {
    display: none;
    margin-top: 6px;
    font-size: 0.82rem;
  }

  .timeline-item.is-active .timeline-copy p {
    display: block;
  }

  .timeline-item.is-active .timeline-trigger {
    transform: none;
  }

  /* 影像：主视频更紧凑 */
  .cinema-head {
    gap: 10px;
    margin-bottom: 16px;
  }

  .cinema-note {
    font-size: 0.88rem;
  }

  .cinema-frame {
    aspect-ratio: 16 / 10;
    border-radius: 14px;
  }

  .cinema-play {
    gap: 10px;
  }

  .cinema-play .play-icon {
    width: 48px;
    height: 48px;
  }

  .cinema-play .play-icon::before {
    left: 19px;
    top: 15px;
    border-width: 9px 0 9px 14px;
  }

  .bento-cell,
  .bento-lg,
  .bento-wide {
    flex: 0 0 min(78vw, 280px);
    height: 210px;
  }

  /* 四核 / 权益 / 产品：统一横滑卡片语言 */
  .core-grid,
  .benefit-grid {
    display: flex;
    gap: 10px;
    overflow-x: auto;
    scroll-snap-type: x mandatory;
    -webkit-overflow-scrolling: touch;
    margin-inline: -14px;
    padding: 2px 14px 8px;
    scrollbar-width: none;
  }

  .core-grid::-webkit-scrollbar,
  .benefit-grid::-webkit-scrollbar {
    display: none;
  }

  .core-card,
  .benefit-card {
    flex: 0 0 min(72vw, 260px);
    scroll-snap-align: start;
    min-height: 0;
  }

  .core-card {
    min-height: 180px;
  }

  .core-visual {
    aspect-ratio: 16 / 9;
    margin-bottom: 14px;
    border-radius: 14px;
  }

  .tier-detail {
    grid-template-columns: 1fr 1fr;
    gap: 8px;
  }

  .tier-stat {
    padding: 12px;
  }

  .tier-stat strong {
    font-size: 0.86rem;
  }

  .token-utility {
    gap: 8px;
  }

  .token-utility span {
    font-size: 0.8rem;
    padding: 7px 12px;
  }

  .why-chain {
    padding-top: 56px;
    padding-bottom: 64px;
  }

  .why-layout {
    gap: 20px;
  }

  /* 身份 / 分账 / 治理：横向轮播 */
  .why-roles.snap-rail {
    display: flex;
    gap: 12px;
    overflow-x: auto;
    scroll-snap-type: x mandatory;
    -webkit-overflow-scrolling: touch;
    margin-inline: -14px;
    margin-bottom: 18px;
    padding: 4px 14px 10px;
    scrollbar-width: none;
  }

  .why-roles.snap-rail::-webkit-scrollbar {
    display: none;
  }

  .why-roles.snap-rail > .why-role {
    flex: 0 0 min(78vw, 300px);
    scroll-snap-align: center;
    min-width: 0;
    padding: 16px 16px;
  }

  .why-role:hover {
    transform: none;
  }

  .why-role p {
    font-size: 0.86rem;
  }

  .why-index {
    font-size: 0.75rem;
  }

  .why-faq {
    padding: 16px;
    border-radius: 18px;
    position: static;
  }

  .why-faq-head p {
    display: none;
  }

  .compare-panel {
    grid-template-columns: 1fr 1fr;
    gap: 8px;
  }

  .compare-vs {
    display: none;
  }

  .compare-col {
    padding: 14px;
  }

  .why-thesis {
    font-size: 0.84rem;
    padding: 12px 14px;
  }

  .faq-trigger {
    grid-template-columns: 36px 1fr 22px;
    padding: 14px 12px;
  }

  .faq-trigger h3 {
    font-size: 0.95rem;
  }

  .faq-panel > p {
    padding-left: 14px;
    padding-right: 12px;
    font-size: 0.88rem;
  }

  .why-chips {
    gap: 6px;
  }

  .why-chips span {
    height: 28px;
    font-size: 11px;
    padding: 0 10px;
  }

  .roadmap-visual img {
    aspect-ratio: 16 / 9;
  }

  .roadmap-body strong {
    font-size: 1.05rem;
  }

  .roadmap-chips em {
    font-size: 10px;
  }

  .protocol-arch {
    padding-top: 56px;
    padding-bottom: 64px;
  }

  .protocol-head {
    margin-bottom: 18px;
    gap: 16px;
  }

  .protocol-badge {
    width: 100%;
    min-width: 0;
  }

  .protocol-flow {
    gap: 8px;
    padding: 12px;
    margin-bottom: 16px;
  }

  .flow-step {
    min-width: 0;
    flex: 1 1 30%;
  }

  .flow-arrow {
    display: none;
  }

  .protocol-board {
    display: block;
    gap: 0;
    margin-bottom: 16px;
  }

  .protocol-stack {
    display: flex;
    flex-direction: column;
    gap: 6px;
  }

  .stack-layer {
    grid-template-columns: 44px 1fr;
    gap: 8px 12px;
    padding: 12px 14px;
  }

  .stack-layer span {
    grid-column: 2;
    font-size: 0.8rem;
  }

  .stack-layer:hover,
  .stack-layer.is-active {
    transform: none;
  }

  /* 手风琴：说明紧贴在当前层级下方 */
  .protocol-detail,
  .protocol-detail.is-accordion {
    padding: 16px 14px 14px;
    border-radius: 12px;
    min-height: 0;
    margin: 0;
  }

  .protocol-detail.is-accordion {
    border-color: rgba(212, 176, 140, 0.35);
    box-shadow: inset 3px 0 0 #d4b08c;
    animation: protocolAccordionIn 0.28s var(--ease);
  }

  .protocol-detail[hidden] {
    display: none !important;
  }

  .protocol-detail h3 {
    font-size: 1.15rem;
  }

  .stack-layer.is-active {
    border-bottom-left-radius: 4px;
    border-bottom-right-radius: 4px;
  }

  .stack-layer.is-active + .protocol-detail.is-accordion {
    margin-top: -2px;
    border-top-left-radius: 4px;
    border-top-right-radius: 4px;
  }

  .protocol-modules {
    display: flex;
    gap: 10px;
    overflow-x: auto;
    scroll-snap-type: x mandatory;
    -webkit-overflow-scrolling: touch;
    margin-inline: -14px;
    padding: 2px 14px 8px;
    scrollbar-width: none;
  }

  .protocol-modules::-webkit-scrollbar {
    display: none;
  }

  .module-card {
    flex: 0 0 min(78vw, 280px);
    scroll-snap-align: start;
  }

  .module-card:hover,
  .module-card.is-active {
    transform: none;
  }

  .module-card > p {
    min-height: 0;
  }

  .protocol-footnote {
    font-size: 0.8rem;
    line-height: 1.5;
  }

  .footer-cols {
    display: none;
  }

  .footer-top {
    gap: 12px;
  }

  .site-footer {
    /* 无 dock 时仅保留安全区；有 dock 时由 body.has-dock .site-footer 覆盖加大 */
    padding: 36px 0 calc(28px + env(safe-area-inset-bottom));
  }

  /* 减少移动端过重阴影，页面更轻 */
  .presale-main-card,
  .token-panel,
  .kpi-card,
  .founder-keynote,
  .editorial-portrait {
    box-shadow: 0 8px 24px rgba(14, 15, 16, 0.06);
  }

  /* ---------- 移动端整洁优先：Hero + 全局留白 ---------- */
  html,
  body {
    overflow-x: clip;
  }

  .container {
    width: min(var(--container), calc(100% - 40px));
    max-width: 100%;
    box-sizing: border-box;
  }

  /* 关闭移动端滚动显现（淡入/上浮弹出） */
  .reveal,
  .reveal.is-in,
  .reveal.delay-1,
  .reveal.delay-2,
  .reveal.delay-3,
  .reveal.delay-4,
  .reveal.delay-5 {
    opacity: 1 !important;
    transform: none !important;
    transition: none !important;
    transition-delay: 0s !important;
  }

  .hero {
    min-height: 100svh;
    align-items: flex-end;
  }

  .hero-corners,
  .hero-orb,
  .hero-grain,
  .hero::after {
    display: none;
  }

  .hero-veil {
    background:
      linear-gradient(180deg, rgba(8, 10, 12, 0.42) 0%, rgba(8, 10, 12, 0.28) 38%, rgba(8, 10, 12, 0.88) 100%),
      linear-gradient(90deg, rgba(8, 10, 12, 0.55) 0%, rgba(8, 10, 12, 0.2) 70%);
  }

  .hero-video {
    animation: none;
    transform: scale(1.02);
    filter: saturate(0.88) contrast(1.02) brightness(0.85);
  }

  .hero-content {
    margin-left: 20px;
    width: calc(100% - 40px);
    padding-bottom: calc(10px + env(safe-area-inset-bottom));
    max-width: none;
  }

  .hero-pills {
    margin-bottom: 14px;
    overflow: visible;
  }

  .hero-pills .status-pill {
    height: 26px;
    font-size: 11px;
    padding: 0 10px;
  }

  .hero-brand {
    display: flex;
    align-items: center;
    gap: 0;
    margin: 0 0 12px;
  }

  .hero-brand-text {
    display: flex;
    align-items: baseline;
    gap: 8px;
  }

  .hero-brand-text strong {
    font-size: 1.55rem;
  }

  .hero-brand-text em {
    margin: 0;
    font-size: 0.95rem;
    letter-spacing: 0.16em;
    color: rgba(255, 255, 255, 0.55);
  }

  .hero-title {
    font-size: clamp(1.85rem, 7.2vw, 2.2rem) !important;
    line-height: 1.12;
    margin: 0 0 12px;
    letter-spacing: -0.03em;
  }

  .hero-line.is-accent {
    text-shadow: none;
    color: #e2c4a8;
  }

  .hero-lead {
    font-size: 0.9rem !important;
    line-height: 1.55;
    margin: 0 0 20px;
    color: rgba(255, 255, 255, 0.78);
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
  }

  .hero-cta {
    gap: 10px;
    margin-bottom: 12px;
  }

  .hero-cta .btn-lg {
    min-height: 48px;
    font-size: 0.95rem;
  }

  .hero-cta-main {
    flex-direction: row;
    justify-content: center;
    align-items: center;
    gap: 10px;
    padding: 12px 18px;
    box-shadow: 0 8px 24px rgba(172, 130, 98, 0.28);
  }

  .hero-cta-main::after {
    display: none;
  }

  .hero-cta-main span {
    font-size: 0.98rem;
  }

  .hero-cta-main small {
    border-left: 1px solid rgba(255, 255, 255, 0.28);
    padding-left: 10px;
    font-size: 0.75rem;
  }

  .hero-desk {
    width: 100%;
    box-sizing: border-box;
    padding: 11px 14px;
    border-radius: 12px;
    gap: 10px;
    font-size: 0.84rem;
  }

  .hero-desk-live {
    font-size: 10px;
  }

  /* 入场动效减弱，避免首屏抖动感 */
  .hero-pills,
  .hero-brand,
  .hero-title .hero-line,
  .hero-lead,
  .hero-cta,
  .hero-desk {
    animation-duration: 0.55s;
    transform: translateY(12px);
  }

  /* 下方板块更轻、更齐 */
  .trust-item {
    box-shadow: none;
    background: var(--bg);
  }

  .cred-strip {
    border-top: none;
  }

  .section,
  .about-editorial,
  .traction-board,
  .showcase-cinema,
  .founder-stage,
  .presale-section,
  .token-section,
  .roadmap-section,
  .why-chain,
  .protocol-arch {
    padding-top: 52px !important;
    padding-bottom: 56px !important;
  }

  .roadmap-nav {
    padding: 12px 8px;
    box-shadow: none;
  }

  .presale-main-card,
  .token-panel {
    box-shadow: none;
  }

  .mobile-dock {
    box-shadow: 0 -4px 24px rgba(14, 15, 16, 0.08);
  }
}

/* ---------- 添加代币操作指南弹窗 ---------- */
.token-guide-panel {
  max-width: 560px;
  max-height: min(92vh, 900px);
  overflow: auto;
  padding: 28px 28px 24px;
}

.tg-head {
  margin-bottom: 8px;
}

.tg-head h2 {
  margin: 0 0 8px;
}

.tg-chain-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
  margin: 20px 0 12px;
}

@media (min-width: 520px) {
  .tg-chain-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.tg-chain-btn {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 4px;
  padding: 16px 14px;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-md);
  background: var(--surface);
  color: var(--ink);
  cursor: pointer;
  text-align: left;
  transition: border-color var(--dur) var(--ease), box-shadow var(--dur) var(--ease),
    transform var(--dur) var(--ease);
}

.tg-chain-btn:hover {
  border-color: var(--accent);
  box-shadow: var(--shadow-sm);
  transform: translateY(-1px);
}

.tg-chain-btn:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

.tg-chain-ico {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 44px;
  height: 28px;
  padding: 0 8px;
  margin-bottom: 6px;
  border-radius: 999px;
  background: var(--accent-soft);
  color: var(--accent-hover);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.04em;
}

.tg-chain-btn strong {
  font-size: 15px;
  font-weight: 700;
}

.tg-chain-btn span:last-child {
  font-size: 12px;
  color: var(--muted);
}

.tg-select-note {
  margin: 8px 0 0;
  font-size: 13px;
  color: var(--muted);
}

.tg-back {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  margin: 0 0 8px;
  padding: 6px 0;
  border: 0;
  background: none;
  color: var(--muted);
  font-size: 14px;
  cursor: pointer;
}

.tg-back:hover {
  color: var(--accent-hover);
}

.tg-steps {
  list-style: none;
  margin: 8px 0 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 22px;
}

.tg-step {
  display: flex;
  gap: 14px;
}

.tg-step-num {
  flex-shrink: 0;
  width: 30px;
  height: 30px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--ink);
  color: #fff;
  font-size: 13px;
  font-weight: 700;
}

.tg-step-body {
  flex: 1;
  min-width: 0;
}

.tg-step-body h3 {
  margin: 2px 0 6px;
  font-size: 16px;
  font-weight: 700;
}

.tg-step-body > p {
  margin: 0 0 10px;
  font-size: 14px;
  color: var(--muted);
}

/* 操作步骤示意图：铺满容器 */
.tg-img-ph {
  position: relative;
  width: 100%;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  overflow: hidden;
  background: var(--bg-muted);
  line-height: 0;
}

.tg-img-ph img {
  width: 100%;
  height: auto;
  max-width: none;
  display: block;
  object-fit: cover;
  object-position: center;
}

.tg-contract {
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: var(--bg-muted);
  padding: 4px 14px;
}

.tg-contract-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 12px 0;
  border-bottom: 1px solid var(--line);
}

.tg-contract-row:last-child {
  border-bottom: 0;
}

.tg-contract-label {
  flex-shrink: 0;
  font-size: 13px;
  color: var(--muted);
}

.tg-contract-value {
  font-size: 14px;
  font-weight: 650;
  text-align: right;
  word-break: break-all;
}

.tg-contract-addr {
  display: flex;
  align-items: stretch;
  gap: 0;
  max-width: min(100%, 340px);
  border: 1px solid var(--line-strong);
  border-radius: 8px;
  overflow: hidden;
  background: var(--surface);
}

.tg-contract-addr code {
  flex: 1;
  min-width: 0;
  padding: 8px 10px;
  font-size: 11px;
  line-height: 1.4;
  color: var(--accent-hover);
  word-break: break-all;
  cursor: pointer;
  user-select: all;
}

.tg-copy-btn {
  flex-shrink: 0;
  padding: 0 12px;
  border: 0;
  border-left: 1px solid var(--line-strong);
  background: var(--accent-soft);
  color: var(--accent-hover);
  font-size: 12px;
  font-weight: 650;
  cursor: pointer;
}

.tg-copy-btn:hover {
  background: var(--accent);
  color: #fff;
}

.tg-copy-btn:disabled {
  opacity: 0.45;
  cursor: not-allowed;
}

.tg-addr-hint {
  margin: 10px 0 0;
  font-size: 12px;
  color: var(--danger);
}

.tg-footer {
  margin-top: 24px;
  padding-top: 8px;
}

@media (max-width: 520px) {
  .token-guide-panel {
    padding: 22px 16px 18px;
  }

  .tg-step {
    flex-direction: column;
    gap: 8px;
  }

  .tg-contract-row {
    flex-direction: column;
    align-items: flex-start;
  }

  .tg-contract-addr {
    width: 100%;
    max-width: none;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }

  .reveal {
    opacity: 1;
    transform: none;
  }

  .marquee-track {
    animation: none;
  }
}