/* ==========================================================================
   云游伴侣 · 墨夜文旅 · 路演版（The Journey of One Route）
   纯静态 / 零外部资源 / 系统字体栈 / 相对路径 / ?v=20261028a
   ========================================================================== */

/* 1 · 设计令牌 ---------------------------------------------------------- */
:root {
  --bg-0: #070D10;
  --bg-1: #0B1418;
  --bg-2: #101C21;
  --bg-deep: #04090B;

  --ink-1: #F2F7F5;
  --ink-2: #AEBEB9;
  --ink-3: #8FA39D;
  --ink-4: #6E8079;

  --jade-300: #7CE8C8;
  --jade-400: #45CFA0;
  --jade-500: #17A97B;
  --jade-on: #06231A;
  --jade-600: #0E7A5A;
  --jade-glow: rgba(69, 207, 160, .14);

  --gold-300: #E8CE93;
  --gold-400: #D9B877;
  --gold-600: #8A6A2F;
  --gold-700: #7A5B22;
  --gold-grad: linear-gradient(135deg, #E8CE93, #D9B877 45%, #B98A3E);
  --gold-glow: rgba(217, 184, 119, .10);

  --paper-band: #F3EFE4;
  --ink-on-l-1: #16241F;
  --ink-on-l-2: #4A5A54;
  --ink-on-l-3: #5C6B65;
  --line-on-l: rgba(22, 36, 31, .14);

  --line-1: rgba(255, 255, 255, .08);
  --line-2: rgba(255, 255, 255, .16);
  --glass-fill: rgba(255, 255, 255, .055);
  --glass-blur: blur(18px) saturate(1.15);
  --inset-top: inset 0 1px 0 rgba(255, 255, 255, .10);
  --shadow-1: 0 2px 8px rgba(0, 0, 0, .28);
  --shadow-2: 0 12px 32px rgba(0, 0, 0, .34);
  --shadow-3: 0 32px 80px rgba(0, 0, 0, .42);
  --stage-light: radial-gradient(1200px 620px at 50% -12%, rgba(69, 207, 160, .10), transparent 62%);
  --vignette: radial-gradient(140% 100% at 50% 0%, transparent 55%, rgba(0, 0, 0, .28) 100%);
  --noise: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='180' height='180'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.75' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  --hairline-fade: linear-gradient(90deg, transparent, var(--line-1), transparent);
  --gold-hairline: linear-gradient(90deg, transparent, rgba(217, 184, 119, .55), transparent);
  --spine-dash: rgba(124, 232, 200, .34);

  --r-s: 10px;
  --r-m: 16px;
  --r-l: 24px;
  --r-pill: 999px;

  --space-1: 8px;  --space-2: 16px; --space-3: 24px; --space-4: 32px;
  --space-5: 48px; --space-6: 64px; --space-7: 96px; --space-8: 128px;

  --ease: cubic-bezier(.22, .61, .21, 1);
  --t-fast: 200ms;
  --t-med: 560ms;
  --t-slow: 900ms;

  --font-display: "Songti SC", "STSong", "Noto Serif CJK SC", "Source Han Serif SC", "SimSun", serif;
  --font-body: system-ui, -apple-system, "PingFang SC", "HarmonyOS Sans SC", "MiSans", "HONOR Sans CN", "Microsoft YaHei", "Segoe UI", Roboto, sans-serif;
  --font-num: "SF Pro Display", "Segoe UI", "Helvetica Neue", Arial, sans-serif;
}

/* 2 · 基础 --------------------------------------------------------------- */
* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 96px; overflow-x: hidden; overflow-x: clip; }
body {
  margin: 0;
  color: var(--ink-2);
  background: var(--bg-1);
  font-family: var(--font-body);
  font-size: 16.5px;
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
body::after {
  content: "";
  position: fixed; inset: 0; z-index: 1;
  background-image: var(--noise);
  opacity: .03;
  pointer-events: none;
}
button, a { font: inherit; }
a { color: inherit; text-decoration: none; }
button { border: 0; cursor: pointer; background: none; color: inherit; }
img, svg { display: block; }
h1, h2, h3, p { margin-top: 0; }
h1, h2 { font-family: var(--font-display); font-weight: 600; letter-spacing: .02em; color: var(--ink-1); text-wrap: balance; }
h1 { font-size: clamp(40px, 5vw, 54px); line-height: 1.18; }
h2 { font-size: clamp(28px, 3.6vw, 44px); line-height: 1.22; }
h3 { font-size: 21px; line-height: 1.35; font-weight: 500; color: var(--ink-1); }
em { font-style: normal; }

:focus-visible { outline: 2px solid var(--jade-300); outline-offset: 3px; border-radius: 4px; }
.paper-zone :focus-visible, .stat-band :focus-visible, .contact-panel :focus-visible { outline-color: var(--jade-600); }

.container { width: min(1160px, calc(100% - 48px)); margin: 0 auto; }
.section { position: relative; padding: clamp(96px, 12vw, 144px) 0; }
.visually-hidden {
  position: absolute; width: 1px; height: 1px;
  margin: -1px; padding: 0; overflow: hidden;
  clip: rect(0 0 0 0); white-space: nowrap; border: 0;
}
.skip-link {
  position: fixed; top: -64px; left: 20px; z-index: 100;
  padding: 10px 16px; border-radius: var(--r-s);
  color: var(--jade-on); background: var(--jade-400);
  font-size: 14px; font-weight: 500;
  transition: top var(--t-fast) var(--ease);
}
.skip-link:focus { top: 16px; }

/* 眉标 / PAGE 编号 / 站牌 ------------------------------------------------- */
.section-index {
  display: flex; align-items: center; flex-wrap: wrap; gap: 12px;
  margin: 0 0 var(--space-4);
  color: var(--ink-3);
  font-size: 12.5px; font-weight: 500;
}
.section-index .idx { font-family: var(--font-num); letter-spacing: .3em; color: var(--jade-400); }
.section-index .idx-total { color: var(--ink-3); }
.section-index .sep { font-family: var(--font-num); color: var(--ink-3); }
.station-tag {
  display: inline-flex; align-items: center; gap: 8px;
  margin-left: 4px;
  padding: 5px 13px;
  border: 1px solid var(--line-1);
  border-radius: var(--r-pill);
  color: var(--jade-300);
  letter-spacing: .1em;
}
.station-tag i { font-style: normal; color: var(--jade-400); font-size: 11px; }
.eyebrow {
  display: flex; align-items: center; gap: 14px;
  margin: 0 0 var(--space-4);
  color: var(--ink-3);
  font-size: 13px; font-weight: 500;
}
.eyebrow .zh { letter-spacing: .06em; }
.eyebrow .en { font-family: var(--font-num); letter-spacing: .34em; font-size: 12px; color: var(--ink-3); }

/* 章节脚注 */
.section-foot { margin-top: clamp(40px, 5vw, 64px); }
.section-foot p { margin: 0; padding-top: 16px; border-top: 1px solid var(--line-1); color: var(--ink-3); font-size: 12.5px; letter-spacing: .02em; }
.section-foot a { color: var(--jade-400); text-decoration: underline; text-underline-offset: 3px; }

/* 路线脊柱（贯穿十屏的虚线段 + 站序圆牌） */
.spine {
  position: absolute; top: 0; bottom: 0; left: 50%;
  width: 1px; margin-left: -.5px;
  pointer-events: none;
}
.spine::before {
  content: "";
  position: absolute; inset: 0;
  background: repeating-linear-gradient(180deg, var(--spine-dash) 0 6px, transparent 6px 15px);
  opacity: .5;
  -webkit-mask-image: linear-gradient(180deg, transparent, #000 9%, #000 91%, transparent);
  mask-image: linear-gradient(180deg, transparent, #000 9%, #000 91%, transparent);
}
.spine::after {
  content: "";
  position: absolute; top: 0; left: 0;
  width: 100%; height: calc(var(--seg, 0) * 100%);
  background: linear-gradient(180deg, var(--jade-300), var(--jade-500));
  opacity: .9;
}
.spine-badge {
  position: absolute; top: clamp(40px, 6vw, 72px); left: 50%;
  display: grid; place-items: center;
  width: 44px; height: 44px;
  margin-left: -22px;
  border: 1px solid var(--line-2);
  border-radius: 50%;
  background: var(--bg-1);
  color: var(--ink-3);
  font-family: var(--font-num);
  font-size: 13px; letter-spacing: .06em;
  box-shadow: 0 0 0 6px var(--bg-1), var(--shadow-1);
  transition: color var(--t-med) var(--ease), border-color var(--t-med) var(--ease),
              box-shadow var(--t-med) var(--ease), background-color var(--t-med) var(--ease);
}
.spine-badge.is-lit {
  color: var(--jade-on);
  border-color: var(--jade-400);
  background: var(--jade-400);
  box-shadow: 0 0 0 6px var(--bg-1), 0 0 18px rgba(69, 207, 160, .5);
}
.spine-on-paper::before { background: repeating-linear-gradient(180deg, var(--line-on-l) 0 6px, transparent 6px 15px); }
.spine-on-paper::after { background: var(--gold-600); }
.spine-on-paper .spine-badge { background: var(--paper-band); color: var(--gold-700); border-color: rgba(138, 106, 47, .5); box-shadow: 0 0 0 6px var(--paper-band); }
.spine-on-paper .spine-badge.is-lit { color: #FBF8F1; background: var(--gold-600); border-color: var(--gold-600); box-shadow: 0 0 0 6px var(--paper-band), 0 0 18px rgba(138, 106, 47, .4); }

/* 按钮 */
.button {
  position: relative;
  display: inline-flex; align-items: center; justify-content: center; gap: 10px;
  min-height: 48px; padding: 0 26px;
  border-radius: var(--r-pill);
  border: 1px solid transparent;
  font-size: 15px; font-weight: 500; letter-spacing: .02em; line-height: 1;
  transition: transform var(--t-fast) var(--ease), box-shadow var(--t-fast) var(--ease),
              border-color var(--t-fast) var(--ease), background-color var(--t-fast) var(--ease);
}
.button span { font-size: 16px; }
.button-primary {
  overflow: hidden;
  color: var(--jade-on);
  background: var(--jade-500);
  box-shadow: 0 8px 24px rgba(23, 169, 123, .22);
}
.button-primary:hover { transform: translateY(-2px); background: #1DB98B; box-shadow: 0 12px 30px rgba(23, 169, 123, .3); }
.button-primary::after {
  content: "";
  position: absolute; top: -40%; bottom: -40%; left: 0;
  width: 40%;
  background: linear-gradient(105deg, transparent, rgba(255, 255, 255, .24), transparent);
  transform: translateX(-140%) skewX(-18deg);
  pointer-events: none;
}
.button-primary:hover::after { animation: btn-sweep .7s var(--ease) 1 forwards; }
@keyframes btn-sweep { to { transform: translateX(420%) skewX(-18deg); } }
.button-ghost { color: var(--ink-1); border-color: var(--line-2); }
.button-ghost:hover { transform: translateY(-2px); border-color: rgba(255, 255, 255, .3); background: rgba(255, 255, 255, .04); }
.button-solid { color: var(--jade-on); background: var(--jade-500); }
.button-solid:hover { transform: translateY(-2px); background: #1DB98B; }

/* 3 · 导航 ---------------------------------------------------------------- */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(7, 13, 16, .82);
  -webkit-backdrop-filter: blur(14px);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid transparent;
  transition: border-color var(--t-fast) var(--ease);
}
.site-header.is-scrolled { border-bottom-color: var(--line-1); }
.nav-wrap { display: flex; align-items: center; gap: var(--space-4); min-height: 76px; }
.brand { display: inline-flex; align-items: center; gap: 11px; white-space: nowrap; }
.brand-mark { display: grid; place-items: center; width: 34px; height: 34px; color: var(--jade-400); }
.brand-mark svg { width: 27px; height: 27px; }
.brand-name { color: var(--ink-1); font-size: 17px; font-weight: 600; letter-spacing: .04em; }
.main-nav { display: flex; gap: 28px; margin-left: auto; }
.main-nav a {
  position: relative; padding: 9px 0;
  color: var(--ink-2); font-size: 14px; font-weight: 500;
  transition: color var(--t-fast) var(--ease);
}
.main-nav a::after {
  content: "";
  position: absolute; right: 0; bottom: 2px; left: 0; height: 2px;
  background: var(--jade-400);
  transform: scaleX(0); transform-origin: left;
  transition: transform var(--t-fast) var(--ease);
}
.main-nav a:hover, .main-nav a.is-active { color: var(--ink-1); }
.main-nav a:hover::after, .main-nav a.is-active::after { transform: scaleX(1); }
.nav-actions { display: flex; align-items: center; gap: 10px; }
.nav-login, .nav-cta {
  display: inline-flex; align-items: center; justify-content: center;
  min-height: 44px; padding: 0 18px;
  border-radius: var(--r-pill);
  font-size: 14px; font-weight: 500; white-space: nowrap;
  transition: border-color var(--t-fast) var(--ease), color var(--t-fast) var(--ease), background-color var(--t-fast) var(--ease);
}
.nav-login { border: 1px solid var(--line-1); color: var(--ink-2); }
.nav-login:hover { border-color: var(--line-2); color: var(--ink-1); }
.nav-cta { color: var(--jade-on); background: var(--jade-500); }
.nav-cta:hover { background: #1DB98B; }
/* 在线体验入口：导航与移动菜单的玉绿高亮 */
.nav-demo { border: 1px solid rgba(69, 207, 160, .45); color: var(--jade-400); }
.nav-demo:hover { border-color: var(--jade-400); color: var(--jade-300); background: var(--jade-glow); }
.main-nav .nav-demo-link { color: var(--jade-400); font-weight: 600; }
.main-nav .nav-demo-link:hover { color: var(--jade-300); }
.menu-toggle {
  display: none;
  width: 44px; height: 44px; padding: 11px;
  border-radius: var(--r-s);
}
.menu-toggle span { display: block; width: 22px; height: 2px; margin: 4px auto; border-radius: 2px; background: var(--ink-2); transition: transform var(--t-fast) var(--ease), opacity var(--t-fast) var(--ease); }
.menu-toggle.is-open span:nth-child(1) { transform: translateY(6px) rotate(45deg); }
.menu-toggle.is-open span:nth-child(2) { opacity: 0; }
.menu-toggle.is-open span:nth-child(3) { transform: translateY(-6px) rotate(-45deg); }

/* 4 · Hero ---------------------------------------------------------------- */
.hero { position: relative; overflow: hidden; padding: clamp(72px, 9vw, 120px) 0 clamp(88px, 10vw, 132px); background: var(--bg-0); }
.hero-glow { position: absolute; inset: 0; background: var(--stage-light); pointer-events: none; }
.hero::before {
  content: "";
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, .03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, .03) 1px, transparent 1px);
  background-size: 64px 64px;
  -webkit-mask-image: linear-gradient(180deg, transparent, #000 16%, #000 70%, transparent);
  mask-image: linear-gradient(180deg, transparent, #000 16%, #000 70%, transparent);
  pointer-events: none;
}
.hero::after { content: ""; position: absolute; inset: 0; background: var(--vignette); pointer-events: none; }
.hero-layout {
  position: relative; z-index: 2;
  display: grid; grid-template-columns: 1.04fr .96fr;
  align-items: center; gap: clamp(32px, 5vw, 72px);
}
.hero-copy { max-width: 640px; }
.hero-copy h1 { margin-bottom: var(--space-4); }
.gold-text { color: var(--gold-400); font-style: normal; }
@supports ((-webkit-background-clip: text) or (background-clip: text)) {
  .gold-text {
    background: var(--gold-grad);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    -webkit-text-fill-color: transparent;
  }
}
.hero-description { max-width: 540px; margin-bottom: var(--space-5); font-size: 17px; line-height: 1.9; }
.hero-live-note { color: var(--jade-300); font-weight: 500; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 14px; margin-bottom: var(--space-6); }
.hero-trust { display: flex; align-items: center; flex-wrap: wrap; gap: 14px; color: var(--ink-3); font-size: 13px; letter-spacing: .06em; }
.hero-trust i { position: relative; width: 34px; height: 1px; }
.hero-trust i::before { content: ""; position: absolute; inset: 0; background: var(--hairline-fade); }
.hero-trust i::after {
  content: ""; position: absolute; top: 50%; left: 50%;
  width: 4px; height: 4px; border-radius: 50%;
  background: var(--jade-400);
  transform: translate(-50%, -50%);
}

/* Hero 右侧视觉 + 手机故事板 */
.hero-visual { position: relative; min-height: 700px; }
.route-arc { position: absolute; inset: -30px -50px; width: calc(100% + 100px); height: calc(100% + 60px); pointer-events: none; }
/* 993–1150px 窄桌面带：收拢弧线出画余量，避免彗星终点被 hero 裁切 */
@media (min-width: 993px) and (max-width: 1150px) {
  .route-arc { inset: -22px -26px; width: calc(100% + 52px); height: calc(100% + 44px); }
}
.route-arc path { fill: none; stroke-linecap: round; vector-effect: non-scaling-stroke; }
.route-arc .arc-glow { stroke: var(--jade-400); stroke-width: 7; opacity: .16; filter: blur(7px); }
.route-arc .arc-line { stroke: var(--jade-400); stroke-width: 1.5; opacity: .55; }

.phone-shell {
  position: absolute; top: 40px; right: 34px;
  z-index: 2;
  width: 288px;
  padding: 11px;
  border: 1px solid var(--line-1);
  border-radius: 40px;
  background: var(--glass-fill);
  -webkit-backdrop-filter: var(--glass-blur);
  backdrop-filter: var(--glass-blur);
  box-shadow: var(--shadow-3), var(--inset-top);
}
.phone-screen {
  position: relative;
  overflow: hidden;
  padding: 14px 14px 40px;
  border-radius: 30px;
  background: var(--bg-1);
  min-height: 470px;
}
.phone-status { display: flex; justify-content: space-between; color: var(--ink-3); font-family: var(--font-num); font-size: 10px; }
.status-dots { letter-spacing: 2px; font-size: 7px; }
.miniapp-head { display: flex; align-items: center; justify-content: space-between; margin-top: 12px; color: var(--ink-3); }
.miniapp-head strong { color: var(--ink-1); font-size: 13px; font-weight: 500; letter-spacing: .06em; }
.miniapp-back, .miniapp-more { font-size: 14px; color: var(--ink-4); }
.miniapp-back { margin-right: -18px; }
.miniapp-more { margin-left: -18px; letter-spacing: 1px; }

/* 四幕故事板 */
.story-frame {
  position: absolute; top: 34px; right: 14px; bottom: 14px; left: 14px;
  display: flex; flex-direction: column;
  opacity: 0;
  transform: translateY(8px);
  transition: opacity 260ms var(--ease), transform 260ms var(--ease);
  pointer-events: none;
}
.story-frame.is-active { opacity: 1; transform: none; }
.story-frame .miniapp-head { flex: 0 0 auto; }

.s1-welcome { margin: 34px 0 6px; color: var(--jade-300); font-size: 11px; letter-spacing: .3em; }
.s1-title { margin: 0 0 22px; color: var(--ink-1); font-family: var(--font-display); font-size: 22px; line-height: 1.4; letter-spacing: .02em; }
.code-row { display: flex; gap: 7px; margin-bottom: 26px; }
.code-row i {
  width: 34px; height: 44px;
  border: 1px solid var(--line-2);
  border-radius: 9px;
  background: rgba(255, 255, 255, .04);
  opacity: .45;
  transform: translateY(0);
  transition: opacity 240ms var(--ease), border-color 240ms var(--ease), transform 240ms var(--ease), background-color 240ms var(--ease);
}
.s1.is-active .code-row i {
  opacity: 1;
  border-color: var(--jade-400);
  background: rgba(69, 207, 160, .12);
  animation: key-tap 300ms var(--ease) both;
  animation-delay: calc(500ms + var(--k, 0) * 300ms);
}
@keyframes key-tap {
  0% { opacity: .45; border-color: var(--line-2); background: rgba(255, 255, 255, .04); transform: translateY(2px); }
  55% { transform: translateY(-2px); }
  100% { opacity: 1; border-color: var(--jade-400); background: rgba(69, 207, 160, .12); transform: none; }
}
.s1-btn {
  display: grid; place-items: center;
  margin-top: auto;
  min-height: 40px;
  border-radius: var(--r-pill);
  background: rgba(255, 255, 255, .06);
  color: var(--ink-2);
  font-size: 13px; letter-spacing: .1em;
  transition: background-color 300ms var(--ease), color 300ms var(--ease);
}
.s1.is-active .s1-btn { background: var(--jade-400); color: var(--jade-on); transition-delay: 2.2s; }

.s2-line { margin: 16px 0 4px; color: var(--ink-1); font-size: 13px; font-weight: 500; letter-spacing: .06em; }
.s2 .preview-route { padding: 10px 0; opacity: 0; transform: translateY(6px); transition: opacity 220ms var(--ease), transform 220ms var(--ease); }
.s2.is-active .preview-route { opacity: 1; transform: none; transition-delay: calc(var(--r, 0) * 90ms); }
.s2-progress { display: flex; align-items: center; gap: 10px; margin-top: 12px; color: var(--ink-3); font-size: 10px; }
.s2-bar { position: relative; flex: 1 1 auto; height: 3px; border-radius: 2px; background: rgba(255, 255, 255, .08); overflow: hidden; }
.s2-bar i { position: absolute; inset: 0; right: auto; width: 33%; border-radius: 2px; background: linear-gradient(90deg, var(--jade-600), var(--jade-300)); }
.s2-switch { display: flex; align-items: center; justify-content: space-between; margin-top: 14px; padding: 11px 12px; border: 1px solid var(--line-1); border-radius: var(--r-m); background: var(--glass-fill); }
.s2-switch small { color: var(--ink-2); font-size: 11px; }
.switch { position: relative; width: 34px; height: 20px; border-radius: var(--r-pill); background: rgba(255, 255, 255, .1); }
.switch i { position: absolute; top: 2px; left: 2px; width: 16px; height: 16px; border-radius: 50%; background: var(--ink-3); transition: transform 260ms var(--ease), background-color 260ms var(--ease); }
.s2.is-active .switch, .board-phone .switch { background: var(--jade-500); }
.s2.is-active .switch i, .board-phone .switch i { transform: translateX(14px); background: var(--jade-300); }

.s3 .scenic-cover { height: 84px; margin-top: 14px; }
.player-card {
  margin-top: 12px;
  padding: 13px 14px;
  border: 1px solid var(--line-1);
  border-radius: var(--r-m);
  background: var(--glass-fill);
  box-shadow: var(--inset-top);
}
.player-meta b { display: block; color: var(--ink-1); font-size: 13px; font-weight: 500; }
.player-meta small { color: var(--ink-3); font-size: 10px; }
.wave-live { display: flex; align-items: flex-end; gap: 3px; height: 16px; margin: 10px 0; }
.wave-live i { width: 2px; height: 100%; border-radius: 1px; background: var(--jade-400); opacity: .8; transform: scaleY(.3); transform-origin: bottom; }
.is-playing .wave-live i, .s3.is-active .wave-live i { animation: wave-rise 1.6s ease-in-out infinite; }
.wave-live i:nth-child(1) { animation-delay: 0s; }
.wave-live i:nth-child(2) { animation-delay: .18s; }
.wave-live i:nth-child(3) { animation-delay: .36s; }
.wave-live i:nth-child(4) { animation-delay: .54s; }
.wave-live i:nth-child(5) { animation-delay: .72s; }
.wave-live i:nth-child(6) { animation-delay: .1s; }
.wave-live i:nth-child(7) { animation-delay: .28s; }
.wave-live i:nth-child(8) { animation-delay: .46s; }
@keyframes wave-rise { 0%, 100% { transform: scaleY(.26); } 50% { transform: scaleY(1); } }
.progress { height: 3px; border-radius: 2px; background: rgba(255, 255, 255, .08); overflow: hidden; }
.progress span { display: block; height: 100%; border-radius: 2px; background: linear-gradient(90deg, var(--jade-600), var(--jade-300)); }
.player-bottom { display: flex; align-items: center; justify-content: space-between; margin-top: 10px; color: var(--ink-3); font-family: var(--font-num); font-size: 9px; }
.player-toggle {
  display: grid; place-items: center;
  width: 34px; height: 34px;
  border-radius: 50%;
  color: var(--jade-on);
  background: var(--jade-400);
}
.player-toggle svg { width: 12px; height: 12px; }
.s3-nav { display: flex; justify-content: space-between; margin-top: 10px; color: var(--ink-3); font-size: 10px; letter-spacing: .04em; }

.s4-map { flex: 1 1 auto; width: 100%; margin-top: 8px; }
.s4-road { stroke: rgba(124, 232, 200, .16); stroke-width: 5; stroke-linecap: round; }
.s4-line {
  stroke: var(--jade-400); stroke-width: 2; stroke-linecap: round;
  stroke-dasharray: var(--len, 560);
  stroke-dashoffset: var(--len, 560);
}
.s4.is-active .s4-line { stroke-dashoffset: 0; transition: stroke-dashoffset 2.6s var(--ease); }
.s4-range { fill: none; stroke: var(--jade-400); stroke-width: 1; stroke-dasharray: 3 4; opacity: .55; }
.s4-pin { fill: var(--bg-1); stroke: var(--jade-400); stroke-width: 2; }
.s4-poi { opacity: 0; transform: translateY(4px); transition: opacity 240ms var(--ease) calc(var(--p, 0) * .5s + .5s), transform 240ms var(--ease) calc(var(--p, 0) * .5s + .5s); }
.s4.is-active .s4-poi { opacity: 1; transform: none; }
.s4-tr-dot { fill: var(--jade-300); }
.s4-tr-halo { fill: var(--jade-400); opacity: .2; }

.tuanma-chip {
  position: absolute; right: 12px; bottom: 10px; z-index: 3;
  padding: 4px 10px;
  border: 1px solid var(--line-1);
  border-radius: var(--r-pill);
  background: rgba(255, 255, 255, .05);
  color: var(--jade-300);
  font-family: var(--font-num);
  font-size: 9px; letter-spacing: .12em;
}

/* 幕点 + 随幕字幕 */
.story-hud {
  position: absolute; right: 40px; bottom: 14px; z-index: 3;
  display: flex; flex-direction: column; align-items: flex-end; gap: 8px;
}
.story-dots { display: inline-flex; gap: 7px; }
.story-dot { width: 7px; height: 7px; border-radius: var(--r-pill); background: rgba(255, 255, 255, .16); transition: background-color 260ms var(--ease), width 260ms var(--ease); }
.story-dot.is-active { width: 20px; background: var(--jade-400); }
.story-captions { position: relative; display: block; min-height: 20px; text-align: right; }
.story-caption {
  position: absolute; right: 0; top: 0;
  color: var(--ink-3); font-size: 12px; letter-spacing: .05em;
  opacity: 0; transform: translateY(4px);
  transition: opacity 260ms var(--ease), transform 260ms var(--ease);
  white-space: nowrap;
}
.story-caption.is-active { opacity: 1; transform: none; }

/* RM / 无 JS：静态四格分镜 */
.story-static { display: grid; }
.js .story-static { display: none; }
.js .story-phone { display: block; }
@media (prefers-reduced-motion: reduce) {
  .js .story-phone { display: none; }
  .js .story-static { display: grid; }
}
.story-static {
  position: absolute; top: 40px; right: 34px; z-index: 2;
  width: 288px;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
  padding: 14px;
  border: 1px solid var(--line-1);
  border-radius: 30px;
  background: var(--glass-fill);
}
.story-cell {
  display: flex; flex-direction: column; gap: 8px;
  padding: 14px 12px;
  border: 1px solid var(--line-1);
  border-radius: var(--r-m);
  background: rgba(11, 20, 24, .82);
}
.story-cell b { color: var(--ink-1); font-size: 12.5px; font-weight: 500; }
.story-cell small { color: var(--ink-3); font-size: 10.5px; }
.cell-code { display: flex; gap: 4px; }
.cell-code i { width: 12px; height: 18px; border-radius: 4px; border: 1px solid var(--jade-400); background: rgba(69, 207, 160, .12); }
.cell-rows { display: grid; gap: 5px; }
.cell-rows i { height: 7px; border-radius: 4px; background: rgba(124, 232, 200, .5); }
.cell-rows i:nth-child(2), .cell-rows i:nth-child(3) { background: rgba(255, 255, 255, .12); }
.cell-wave { display: flex; align-items: flex-end; gap: 3px; height: 18px; }
.cell-wave i { width: 3px; border-radius: 2px; background: var(--jade-400); }
.cell-wave i:nth-child(odd) { height: 8px; }
.cell-wave i:nth-child(even) { height: 15px; }
.cell-map { position: relative; display: block; height: 20px; }
.cell-map i { position: absolute; top: 8px; left: 0; width: 70%; height: 1px; background: repeating-linear-gradient(90deg, var(--jade-400) 0 4px, transparent 4px 8px); }
.cell-map i::after { content: ""; position: absolute; top: -3px; right: -4px; width: 7px; height: 7px; border-radius: 50%; background: var(--jade-300); box-shadow: 0 0 8px rgba(69, 207, 160, .8); }
.cell-map em { position: absolute; width: 6px; height: 6px; border-radius: 50%; border: 1px solid var(--jade-400); }
.cell-map em:nth-of-type(1) { top: 5px; left: 4px; }
.cell-map em:nth-of-type(2) { top: 1px; left: 44px; }
.cell-map em:nth-of-type(3) { top: 9px; left: 84px; }
.visual-note { position: absolute; right: 36px; bottom: -26px; margin: 0; color: var(--ink-3); font-size: 12px; letter-spacing: .04em; }

/* 19.2 Hero 路线彗星 + 途经点 */
.arc-comet, .arc-comet-glow { opacity: 0; }
.hero.is-live .arc-comet-glow {
  opacity: .32;
  stroke: var(--jade-300);
  stroke-width: 7;
  stroke-dasharray: calc(var(--len, 640) * .18) var(--len, 640);
  animation: arc-comet-flow 7.5s linear infinite;
}
.hero.is-live .arc-comet {
  opacity: .95;
  stroke: var(--jade-300);
  stroke-width: 2;
  stroke-dasharray: calc(var(--len, 640) * .18) var(--len, 640);
  animation: arc-comet-flow 7.5s linear infinite;
}
@keyframes arc-comet-flow {
  from { stroke-dashoffset: 0; }
  to { stroke-dashoffset: calc(var(--len, 640) * -1.18); }
}
.arc-way-dot { fill: var(--bg-0); stroke: var(--jade-400); stroke-width: 1.5; }
.arc-way:first-child .arc-way-dot, .arc-way:last-child .arc-way-dot { fill: var(--jade-400); }
.arc-way-halo {
  fill: none;
  stroke: var(--jade-400);
  stroke-width: 1;
  opacity: 0;
  transform-box: fill-box;
  transform-origin: center;
}
.hero.is-live .arc-way-halo { animation: arc-way-pulse 3.6s var(--ease) infinite; }
.arc-way:nth-child(2) .arc-way-halo { animation-delay: 1.2s; }
.arc-way:nth-child(3) .arc-way-halo { animation-delay: 2.4s; }
@keyframes arc-way-pulse {
  0% { transform: scale(.45); opacity: .5; }
  62% { transform: scale(1.9); opacity: 0; }
  100% { transform: scale(1.9); opacity: 0; }
}

/* 5 · 数字一览 stat band -------------------------------------------------- */
.stat-band { position: relative; background: var(--paper-band); overflow: hidden; }
.stat-band::before, .stat-band::after {
  content: "";
  position: absolute; right: 0; left: 0; height: 1px;
  background: var(--gold-hairline);
  opacity: .8;
}
.stat-band::before { top: 0; }
.stat-band::after { bottom: 0; }
.stat-band .container { padding: clamp(56px, 7vw, 88px) 0 clamp(40px, 5vw, 56px); }
.stat-grid { display: grid; grid-template-columns: repeat(5, 1fr); }
.stat-item { padding: 6px 26px; }
.stat-item:first-child { padding-left: 0; }
.stat-item:last-child { padding-right: 0; }
.stat-item + .stat-item { border-left: 1px solid var(--line-on-l); }
.stat-num {
  display: block;
  color: var(--gold-600);
  font-family: var(--font-num);
  font-size: clamp(56px, 8vw, 96px);
  font-weight: 700;
  line-height: 1;
}
.stat-label { display: block; margin-top: 14px; color: var(--ink-on-l-1); font-size: 15px; font-weight: 500; }
.stat-src { display: block; margin-top: 6px; color: var(--ink-on-l-2); font-size: 12.5px; line-height: 1.6; }
.stat-footnote { margin: clamp(28px, 4vw, 40px) 0 0; padding-top: 18px; border-top: 1px solid var(--line-on-l); color: var(--ink-on-l-3); font-size: 12.5px; }
.stat-footnote a { color: var(--jade-600); font-weight: 500; text-decoration: underline; text-underline-offset: 3px; }
.stat-footnote a:hover { color: #0A5F48; }
.band-shine {
  position: absolute; top: 0; left: 0; z-index: 1;
  width: 150px; height: 1px;
  background: linear-gradient(90deg, transparent, rgba(232, 206, 147, .9), transparent);
  opacity: .55;
  pointer-events: none;
  animation: band-shine 10s linear infinite;
}
@keyframes band-shine {
  from { transform: translateX(-170px); }
  to { transform: translateX(calc(100vw + 60px)); }
}

/* 6 · 01 缘起 ------------------------------------------------------------ */
.origin-layout {
  display: grid; grid-template-columns: 1.02fr .98fr;
  gap: clamp(40px, 6vw, 80px);
  align-items: center;
}
.origin-head { max-width: 780px; }
.origin-copy h2 { margin-bottom: var(--space-4); }
.origin-lead { margin: 0 0 var(--space-5); font-size: 16.5px; line-height: 1.9; }
.pain-list { display: grid; gap: 0; margin-bottom: var(--space-5); }
.pain-item {
  display: flex; gap: 22px;
  padding: 22px 0;
  border-top: 1px solid var(--line-1);
}
.pain-item:last-child { border-bottom: 1px solid var(--line-1); }
.pain-num { flex: 0 0 auto; color: var(--jade-400); font-family: var(--font-num); font-size: 14px; letter-spacing: .3em; padding-top: 4px; }
.pain-item h3 { margin-bottom: 6px; font-size: 17px; }
.pain-item p { margin: 0; font-size: 14.5px; line-height: 1.85; }
.scene-chips { display: flex; flex-wrap: wrap; gap: 8px; }
.scene-chips span { padding: 6px 14px; border: 1px solid var(--line-1); border-radius: var(--r-pill); color: var(--ink-2); font-size: 13px; }
.scene-chips.on-paper span { border-color: var(--line-on-l); color: var(--ink-on-l-2); }
.scene-note { margin: 14px 0 0; color: var(--ink-3); font-size: 12.5px; }

/* 散佚的讲解链 插画 */
.origin-visual { min-width: 0; }
.lost-chain { width: 100%; height: auto; }
.lc-paper { fill: rgba(243, 239, 228, .05); stroke: var(--line-1); }
.lc-paper-line { fill: rgba(243, 239, 228, .07); }
.lc-frag rect, .lc-frag path:not([stroke-dasharray]) { fill: rgba(16, 28, 33, .9); stroke: rgba(124, 232, 200, .35); stroke-width: 1; }
.lc-frag path:not([stroke-dasharray]) { fill: none; stroke: rgba(174, 190, 185, .5); }
.lc-frag text { fill: var(--ink-3); font-size: 13px; letter-spacing: .08em; }
.lc-threads path {
  fill: none;
  stroke: var(--jade-400);
  stroke-width: 1;
  stroke-dasharray: 5 7;
  opacity: .4;
  animation: lc-loose 6s ease-in-out infinite;
}
.lc-threads path:nth-child(2) { animation-delay: 1.2s; }
.lc-threads path:nth-child(3) { animation-delay: 2.4s; }
.lc-threads path:nth-child(4) { animation-delay: 3.6s; }
@keyframes lc-loose { 0%, 100% { stroke-dashoffset: 0; } 50% { stroke-dashoffset: -24; } }
.lc-frag { animation: lc-drift 7s ease-in-out infinite; }
.lc-chat { animation-delay: 1.4s; }
.lc-map { animation-delay: 2.8s; }
.lc-wave { animation-delay: 4.2s; }
@keyframes lc-drift { 0%, 100% { transform: translate(0, 0); } 50% { transform: translate(0, -3px); } }
.lc-core-halo { fill: rgba(69, 207, 160, .12); stroke: rgba(69, 207, 160, .5); stroke-dasharray: 3 5; }
.lc-core-dot { fill: var(--jade-400); }
.lc-core-label { fill: var(--ink-1); font-size: 15px; font-weight: 500; letter-spacing: .14em; }
.lc-core-sub { fill: var(--ink-3); font-size: 11.5px; letter-spacing: .2em; }
.visual-caption { margin: 14px 0 0; color: var(--ink-3); font-size: 12.5px; }

/* 7 · 02 建线（sticky 工作台） --------------------------------------------- */
.build { padding-bottom: clamp(72px, 9vw, 104px); }
.build-track { height: 260vh; }
.build-sticky { position: sticky; top: clamp(84px, 14vh, 150px); }
.build-head { margin-bottom: clamp(28px, 4vw, 44px); }
.build-head h2 { margin-bottom: 0; }
.build-stage {
  display: grid; grid-template-columns: .9fr 1.1fr;
  gap: clamp(24px, 4vw, 48px);
  align-items: stretch;
  border: 1px solid var(--line-1);
  border-radius: var(--r-l);
  background: var(--glass-fill);
  backdrop-filter: var(--glass-blur);
  box-shadow: var(--shadow-2), var(--inset-top);
  padding: clamp(22px, 3vw, 40px);
}
.panel-tag { margin: 0 0 16px; color: var(--ink-3); font-family: var(--font-num); font-size: 11.5px; font-weight: 500; letter-spacing: .22em; }
.build-form { display: flex; flex-direction: column; gap: 14px; align-self: center; }
.form-field {
  display: flex; align-items: center; justify-content: space-between; gap: 14px;
  padding: 14px 16px;
  border: 1px solid var(--line-1);
  border-radius: var(--r-m);
  background: rgba(11, 20, 24, .82);
}
.form-field label { color: var(--ink-3); font-size: 12.5px; letter-spacing: .1em; }
.form-value { color: var(--ink-1); font-size: 14px; font-weight: 500; }
.form-code { font-family: var(--font-num); letter-spacing: .2em; color: var(--jade-300); }
.form-status { display: inline-flex; align-items: center; gap: 8px; color: var(--jade-300); }
.form-status i { width: 7px; height: 7px; border-radius: 50%; background: var(--jade-400); box-shadow: 0 0 8px rgba(69, 207, 160, .8); }
.form-foot { color: var(--ink-3); font-size: 12px; }
.build-map { width: 100%; height: auto; }
.bm-coast { stroke: rgba(124, 232, 200, .2); stroke-width: 1.5; }
.bm-grid { stroke: rgba(255, 255, 255, .09); stroke-width: 1; }
.bm-route {
  stroke: var(--jade-400);
  stroke-width: 2;
  stroke-linecap: round;
  stroke-dasharray: var(--len, 620);
  stroke-dashoffset: var(--len, 620);
  transition: stroke-dashoffset 1.4s var(--ease);
}
.build-stage[data-step="1"] .bm-route, .build-stage[data-step="2"] .bm-route, .build-stage[data-step="3"] .bm-route { stroke-dashoffset: 0; }
.bm-range { fill: rgba(69, 207, 160, .05); stroke: var(--jade-400); stroke-width: 1; stroke-dasharray: 3 4; }
.bm-dot { fill: var(--bg-deep); stroke: var(--jade-400); stroke-width: 2; }
.bm-pin text { fill: var(--ink-2); font-size: 13px; letter-spacing: .06em; }
.bm-pin {
  opacity: 0;
  transform: translateY(14px) scale(.8);
  transform-box: fill-box;
  transform-origin: center bottom;
  transition: opacity 320ms var(--ease), transform 320ms var(--ease);
}
.build-stage[data-step="1"] .bm-pin:nth-of-type(1),
.build-stage[data-step="2"] .bm-pin:nth-of-type(-n+2),
.build-stage[data-step="3"] .bm-pin { opacity: 1; transform: none; }
.build-stage[data-step] .bm-range { animation: bm-ripple 900ms var(--ease) both; }
.build-stage[data-step="2"] .bm-pin:nth-of-type(2) .bm-range { animation-delay: .1s; }
.build-stage[data-step="3"] .bm-pin:nth-of-type(3) .bm-range { animation-delay: .1s; }
@keyframes bm-ripple { 0% { transform: scale(.4); opacity: 0; } 60% { transform: scale(1.15); opacity: 1; } 100% { transform: scale(1); opacity: 1; } }
.bm-stamp {
  opacity: 0;
  transform: scale(1.4) rotate(-8deg);
  transform-box: fill-box;
  transform-origin: center;
  transition: opacity 200ms var(--ease), transform 200ms var(--ease);
}
.bm-stamp circle { fill: rgba(217, 184, 119, .1); stroke: var(--gold-400); stroke-width: 2; }
.bm-stamp circle:last-of-type { stroke-width: 1; stroke-dasharray: 3 3; }
.bm-stamp text { fill: var(--gold-300); font-size: 15px; font-weight: 600; letter-spacing: .2em; }
.bm-stamp .bm-stamp-sub { font-size: 10.5px; letter-spacing: .12em; fill: var(--gold-400); }
.build-stage[data-step="3"] .bm-stamp { opacity: 1; transform: scale(1) rotate(-6deg); }

/* 鎏金四步条 */
.gold-steps { position: relative; display: grid; grid-template-columns: repeat(4, 1fr); gap: 32px; margin: clamp(40px, 5vw, 64px) 0 0; padding: 8px 0 0; list-style: none; }
.gold-steps::before {
  content: "";
  position: absolute; top: 31px; right: 0; left: 0; height: 1px;
  background: var(--gold-hairline);
}
.gold-step { position: relative; padding-top: 62px; }
.step-body { min-width: 0; }
.step-node {
  position: absolute; top: 0; left: 0;
  display: grid; place-items: center;
  width: 46px; height: 46px;
  border: 1px solid rgba(217, 184, 119, .5);
  border-radius: 50%;
  background: var(--bg-1);
  box-shadow: 0 0 0 6px var(--gold-glow);
}
.step-node b { color: var(--gold-400); font-family: var(--font-num); font-size: 14px; font-weight: 500; letter-spacing: .08em; }
.gold-step h3 { margin-bottom: 8px; font-size: 18px; }
.gold-step p { margin: 0; font-size: 14px; line-height: 1.8; }
.step-chip {
  display: inline-flex; align-items: center;
  margin-top: 14px;
  padding: 4px 11px;
  border: 1px solid var(--line-1);
  border-radius: var(--r-pill);
  color: var(--ink-3);
  font-family: var(--font-num);
  font-size: 12px; letter-spacing: .06em;
}

/* 8 · 03 AI 工坊（sticky 工作流长卷） --------------------------------------- */
.ai { padding-bottom: clamp(72px, 9vw, 104px); background: var(--bg-0); }
.ai-track { height: 280vh; }
.ai-sticky { position: sticky; top: clamp(64px, 11vh, 120px); }
.ai-head { max-width: 720px; margin-bottom: clamp(26px, 4vw, 40px); }
.ai-head h2 { margin-bottom: var(--space-3); }
.ai-lead { margin: 0; color: var(--ink-2); font-size: 15.5px; line-height: 1.9; }
.ai-wrap { position: relative; }
.ai-tape {
  position: relative;
  display: grid; grid-template-columns: repeat(4, 1fr);
  gap: 14px;
  padding: 30px 18px 18px;
  border: 1px solid var(--line-1);
  border-radius: var(--r-l);
  background: linear-gradient(180deg, rgba(16, 28, 33, .9), rgba(11, 20, 24, .9));
  box-shadow: var(--shadow-2), var(--inset-top);
}
.ai-perf { position: absolute; top: 12px; right: 24px; left: 24px; display: flex; justify-content: space-between; }
.ai-perf i { width: 8px; height: 8px; border-radius: 50%; background: rgba(255, 255, 255, .08); transition: background-color 300ms var(--ease), box-shadow 300ms var(--ease); }
.ai-stage {
  position: relative;
  display: flex; flex-direction: column; gap: 10px;
  min-height: 300px;
  padding: 18px 16px;
  border: 1px solid var(--line-1);
  border-radius: var(--r-m);
  background: rgba(7, 13, 16, .66);
  opacity: .45;
  transition: opacity 320ms var(--ease), border-color 320ms var(--ease);
}
.ai-stage.is-on { opacity: 1; border-color: rgba(69, 207, 160, .4); }
.ai-step-no { color: var(--jade-400); font-family: var(--font-num); font-size: 11px; letter-spacing: .3em; }
.ai-stage h3 { font-size: 18px; margin-bottom: 2px; }
.ai-slip { display: grid; gap: 8px; }
.slip-field {
  display: flex; align-items: baseline; justify-content: space-between; gap: 10px;
  padding: 8px 11px;
  border: 1px dashed var(--line-2);
  border-radius: var(--r-s);
  color: var(--ink-3); font-size: 11.5px;
}
.slip-field b { color: var(--ink-1); font-size: 12px; font-weight: 500; }
.ai-note { margin: auto 0 0; color: var(--ink-3); font-size: 11.5px; }
.ai-note-good { color: var(--jade-300); }
.ai-draft {
  position: relative;
  padding: 12px;
  border: 1px solid var(--line-1);
  border-radius: var(--r-s);
  background: rgba(243, 239, 228, .05);
}
.type-line { margin: 0 0 4px; color: var(--ink-2); font-size: 12px; line-height: 1.7; opacity: 0; transform: translateY(4px); transition: opacity 260ms var(--ease), transform 260ms var(--ease); }
.is-on .type-line, .ai-stage.st3 .type-line { opacity: 1; transform: none; transition-delay: calc(var(--tl, 0) * 260ms + 120ms); }
.type-line em { color: var(--jade-300); background: rgba(69, 207, 160, .14); border-radius: 3px; padding: 0 3px; }
.ai-corner { position: absolute; top: -10px; right: 12px; padding: 2px 9px; border-radius: var(--r-pill); background: var(--gold-600); color: #FBF8F1; font-size: 10px; letter-spacing: .08em; }
.ai-stage.st2 .ai-corner { position: absolute; }
.ai-submit { margin-top: auto; align-self: flex-start; padding: 6px 14px; border-radius: var(--r-pill); background: var(--jade-500); color: var(--jade-on); font-size: 12px; font-weight: 500; }
.ai-kb { display: grid; gap: 8px; }
.kb-badge { justify-self: start; padding: 5px 12px; border: 1px solid rgba(69, 207, 160, .5); border-radius: var(--r-pill); color: var(--jade-300); font-size: 11.5px; background: rgba(69, 207, 160, .1); }
.ai-kb p { margin: 0; color: var(--ink-2); font-size: 12.5px; }
.ai-side {
  display: grid; gap: 9px;
  margin-top: 14px;
  max-width: 420px;
  margin-left: auto;
  padding: 16px 18px;
  border: 1px solid var(--line-1);
  border-radius: var(--r-m);
  background: var(--glass-fill);
}
.ai-side b { color: var(--ink-1); font-size: 13.5px; font-weight: 500; }
.ai-side small { color: var(--ink-3); font-size: 11.5px; }

/* 9 · 04 审核发声 ---------------------------------------------------------- */
.publish { background: var(--bg-1); }
.publish-head { max-width: 720px; margin-bottom: clamp(32px, 5vw, 56px); }
.publish-head h2 { margin-bottom: 0; }
.pub-track {
  margin-bottom: clamp(36px, 5vw, 56px);
  padding: clamp(20px, 3vw, 36px);
  border: 1px solid var(--line-1);
  border-radius: var(--r-l);
  background: var(--glass-fill);
  box-shadow: var(--shadow-1), var(--inset-top);
}
.pub-nodes { display: grid; grid-template-columns: repeat(5, 1fr); gap: 0; margin-bottom: 10px; }
.pub-node { position: relative; display: inline-flex; align-items: center; gap: 10px; color: var(--ink-3); font-size: 14px; }
.pub-lamp { width: 11px; height: 11px; border-radius: 50%; border: 1px solid var(--ink-4); background: var(--bg-1); transition: background-color 300ms var(--ease), border-color 300ms var(--ease), box-shadow 300ms var(--ease); }
.pub-track.is-visible .pub-node .pub-lamp, .no-io .pub-track .pub-node .pub-lamp { border-color: var(--jade-400); background: rgba(69, 207, 160, .3); transition-delay: calc(var(--n, 0) * 110ms); }
.pub-track.is-visible .pub-node.is-pass .pub-lamp, .no-io .pub-track .pub-node.is-pass .pub-lamp { background: var(--jade-400); border-color: var(--jade-300); box-shadow: 0 0 12px rgba(69, 207, 160, .65); animation: pulse-ring 1.8s var(--ease) 1; animation-delay: calc(var(--n, 0) * 110ms); }
.pub-node.is-reject .pub-lamp { border-radius: 3px; transform: rotate(45deg); }
.pub-track.is-visible .pub-node.is-reject .pub-lamp, .no-io .pub-track .pub-node.is-reject .pub-lamp { border-color: var(--gold-400); background: rgba(217, 184, 119, .28); }
.pub-node b { color: var(--ink-2); font-weight: 500; }
.pub-node.is-pass b { color: var(--jade-300); }
.pub-wire { width: 100%; height: auto; }
.pub-line { stroke: rgba(124, 232, 200, .35); stroke-width: 1.5; }
.pub-line.reject { stroke: rgba(217, 184, 119, .45); stroke-dasharray: 4 5; }
.pub-arrow { fill: none; stroke: var(--jade-400); stroke-width: 1.5; }
.pub-wire text { fill: var(--gold-400); font-size: 11px; letter-spacing: .1em; }

.publish-grid { display: grid; grid-template-columns: 1.05fr .95fr; gap: clamp(24px, 4vw, 48px); align-items: stretch; }
.voice-card { padding: clamp(22px, 3vw, 34px); }
.voice-main { display: flex; flex-direction: column; gap: 16px; }
.voice-chips { display: flex; flex-wrap: wrap; gap: 8px; }
.voice-chips span { padding: 6px 13px; border: 1px solid var(--line-1); border-radius: var(--r-pill); color: var(--ink-2); font-size: 12.5px; }
.voice-chips span:first-child { border-color: rgba(69, 207, 160, .5); color: var(--jade-300); }
.voice-row { display: flex; align-items: center; gap: 16px; padding: 14px 16px; border: 1px solid var(--line-1); border-radius: var(--r-m); background: rgba(11, 20, 24, .82); }
.voice-play { display: grid; place-items: center; flex: 0 0 auto; width: 42px; height: 42px; border-radius: 50%; color: var(--jade-on); background: var(--jade-400); }
.voice-play svg { width: 15px; height: 15px; }
.voice-row .wave-live { flex: 1 1 auto; margin: 0; }
.voice-gen { padding: 8px 16px; border-radius: var(--r-pill); background: rgba(69, 207, 160, .14); border: 1px solid rgba(69, 207, 160, .45); color: var(--jade-300); font-size: 12.5px; white-space: nowrap; }
.voice-note { margin: 0; color: var(--ink-3); font-size: 12.5px; }
.publish-facts h3 { margin-bottom: 14px; font-size: 19px; }
.fact-list { margin: 0; padding: 0; list-style: none; display: grid; gap: 12px; }
.fact-list li { position: relative; padding-left: 20px; color: var(--ink-2); font-size: 14.5px; line-height: 1.8; }
.fact-list li::before { content: ""; position: absolute; top: 11px; left: 2px; width: 7px; height: 7px; border-radius: 50%; background: var(--jade-400); box-shadow: 0 0 0 3px var(--jade-glow); }

/* 10 · 05 团码上车 ---------------------------------------------------------- */
.board { background: var(--bg-0); }
.board-head { max-width: 720px; margin-bottom: clamp(36px, 5vw, 56px); }
.board-head h2 { margin-bottom: 0; }
.board-stage { position: relative; display: flex; align-items: flex-start; justify-content: center; gap: clamp(18px, 3vw, 36px); }
.board-phone {
  position: relative; top: auto; right: auto;
  width: 240px;
  padding: 9px;
  border-radius: 34px;
  -webkit-backdrop-filter: none; /* 上车三联屏位于纯色底上，关掉继承自 hero 手机的实时模糊 */
  backdrop-filter: none;
  opacity: 0;
  transform: translateX(24px);
  transition: opacity 480ms var(--ease), transform 480ms var(--ease);
  transition-delay: calc(var(--i, 0) * 140ms);
}
.board-stage .board-phone { --i: 0; }
.board-phone:nth-child(2) { --i: 1; }
.board-phone:nth-child(3) { --i: 2; }
.board-phone.is-visible, .no-io .board-phone { opacity: 1; transform: none; }
.board-phone .phone-screen { min-height: 0; padding: 12px 12px 34px; }
.board-title-sm { margin: 26px 0 18px; font-size: 19px; }
.board-code i { width: 28px; height: 38px; }
.board-qa { flex: 0 1 300px; margin-top: 44px; padding: 22px; display: grid; gap: 10px; }
.qa-tag { color: var(--jade-400); font-family: var(--font-num); font-size: 11px; letter-spacing: .28em; }
.qa-q { margin: 0; align-self: flex-start; max-width: 90%; padding: 9px 13px; border-radius: 14px 14px 14px 4px; background: rgba(255, 255, 255, .07); color: var(--ink-1); font-size: 13px; }
.qa-a { margin: 0; justify-self: end; max-width: 90%; padding: 9px 13px; border-radius: 14px 14px 4px 14px; background: rgba(69, 207, 160, .14); border: 1px solid rgba(69, 207, 160, .3); color: var(--jade-300); font-size: 13px; }
.board-qa small { color: var(--ink-3); font-size: 11.5px; margin-top: 4px; }
.board-note { max-width: 860px; margin: clamp(30px, 4vw, 44px) auto 0; color: var(--ink-3); font-size: 12.5px; line-height: 1.9; text-align: center; }

/* 11 · 06 大巴沿途（夜行长卷） ---------------------------------------------- */
.coach {
  position: relative;
  padding: clamp(96px, 12vw, 144px) 0 0;
  background: linear-gradient(180deg, var(--bg-1) 0%, var(--bg-deep) 30%);
  overflow: hidden;
}
.coach-canvas { position: relative; min-height: 560px; padding: clamp(40px, 6vw, 80px) 0 clamp(180px, 22vw, 240px); }
.coach-road { position: absolute; inset: 0; width: 100%; height: 100%; }
.cr-bed { fill: none; stroke: rgba(69, 207, 160, .06); stroke-width: 26; stroke-linecap: round; }
.cr-line { fill: none; stroke: rgba(124, 232, 200, .14); stroke-width: 1.5; }
.cr-draw {
  fill: none;
  stroke: var(--jade-400);
  stroke-width: 1.5;
  stroke-linecap: round;
  opacity: .6;
  stroke-dasharray: var(--len, 1600);
  stroke-dashoffset: var(--len, 1600);
  transition: stroke-dashoffset 1.6s var(--ease);
}
.coach-canvas.is-live .cr-draw, .no-io .cr-draw { stroke-dashoffset: 0; }
.cr-dash { fill: none; stroke: rgba(233, 240, 238, .5); stroke-width: 1.5; stroke-dasharray: 10 14; opacity: .2; }
.cr-tr-dot { fill: var(--jade-300); }
.cr-tr-halo { fill: var(--jade-400); opacity: .16; }
.coach-stops { position: absolute; inset: 0; pointer-events: none; }
.coach-stop { position: absolute; left: var(--x, 0); top: var(--y, 0); transform: translate(-50%, -50%); display: flex; align-items: center; gap: 8px; }
.stop-pin { position: relative; width: 10px; height: 10px; border-radius: 50%; background: rgba(110, 128, 121, .5); border: 1px solid rgba(174, 190, 185, .4); transition: background-color 320ms var(--ease), box-shadow 320ms var(--ease), border-color 320ms var(--ease); }
.stop-card { display: flex; align-items: center; gap: 8px; padding: 6px 12px; border: 1px solid var(--line-1); border-radius: var(--r-pill); background: rgba(4, 9, 11, .78); opacity: .55; transform: translateY(4px); transition: opacity 320ms var(--ease), transform 320ms var(--ease), border-color 320ms var(--ease); }
.stop-card b { color: var(--ink-2); font-size: 12px; font-weight: 500; letter-spacing: .08em; white-space: nowrap; }
.stop-wave { display: inline-flex; align-items: flex-end; gap: 2px; height: 10px; }
.stop-wave i { width: 2px; height: 4px; border-radius: 1px; background: var(--ink-4); }
.coach-canvas[data-step="1"] .coach-stop:nth-child(1) .stop-pin,
.coach-canvas[data-step="2"] .coach-stop:nth-child(-n+2) .stop-pin,
.coach-canvas[data-step="3"] .coach-stop .stop-pin {
  background: var(--jade-400); border-color: var(--jade-300);
  box-shadow: 0 0 10px rgba(69, 207, 160, .7);
}
.coach-canvas[data-step="1"] .coach-stop:nth-child(1) .stop-card,
.coach-canvas[data-step="2"] .coach-stop:nth-child(-n+2) .stop-card,
.coach-canvas[data-step="3"] .coach-stop .stop-card {
  opacity: 1; transform: none; border-color: rgba(69, 207, 160, .4);
}
.coach-canvas[data-step="1"] .coach-stop:nth-child(1) .stop-wave i,
.coach-canvas[data-step="2"] .coach-stop:nth-child(-n+2) .stop-wave i,
.coach-canvas[data-step="3"] .coach-stop .stop-wave i { background: var(--jade-400); animation: wave-rise 1.4s ease-in-out infinite; }
.coach-stop:nth-child(1) .stop-wave i:nth-child(2) { animation-delay: .2s; }
.coach-stop:nth-child(1) .stop-wave i:nth-child(3) { animation-delay: .4s; }
.coach-overlay {
  position: relative; z-index: 2;
  width: min(1160px, calc(100% - 48px));
  margin: 0 auto;
  display: grid; grid-template-columns: minmax(0, 460px) minmax(0, 420px);
  justify-content: space-between;
  gap: 32px;
  pointer-events: none;
}
.coach-overlay .reveal { pointer-events: auto; }
.coach-copy h2 { margin-bottom: var(--space-4); }
.coach-timeline { position: relative; margin: 0 0 var(--space-4); padding: 0; list-style: none; }
.coach-timeline-item { position: relative; padding: 0 0 22px 38px; }
.coach-timeline-item:last-child { padding-bottom: 0; }
.coach-timeline-item::before {
  content: "";
  position: absolute; top: 22px; bottom: 2px; left: 8px;
  width: 1px;
  background: linear-gradient(180deg, var(--line-1), transparent);
}
.coach-timeline-item:last-child::before { display: none; }
.tl-node {
  position: absolute; top: 4px; left: 0;
  display: grid; place-items: center;
  width: 17px; height: 17px;
  border: 1px solid var(--jade-400);
  border-radius: 50%;
  background: var(--bg-deep);
  box-shadow: 0 0 0 4px var(--jade-glow);
}
.tl-node::after { content: ""; width: 5px; height: 5px; border-radius: 50%; background: var(--jade-400); }
.tl-body { min-width: 0; }
.coach-timeline-item h3 { margin-bottom: 4px; font-size: 17px; }
.coach-timeline-item p { margin: 0; font-size: 14px; line-height: 1.8; }
.coach-safety { display: inline-flex; align-items: center; gap: 8px; margin: var(--space-4) 0 0; color: var(--ink-3); font-size: 13px; }
.safety-check { display: grid; place-items: center; flex: 0 0 auto; width: 17px; height: 17px; border-radius: 50%; color: var(--jade-on); background: var(--jade-400); font-size: 10px; }
.cockpit-card {
  position: relative;
  align-self: end;
  padding: 76px 26px 20px;
  border: 1px solid var(--line-1);
  border-radius: var(--r-l);
  background: rgba(16, 28, 33, .82);
  backdrop-filter: var(--glass-blur);
  box-shadow: var(--shadow-2), var(--inset-top);
  pointer-events: auto;
}
.cockpit-chip {
  position: absolute; top: 18px; right: 18px;
  padding: 6px 12px;
  border: 1px solid var(--line-1);
  border-radius: var(--r-pill);
  background: rgba(255, 255, 255, .05);
  color: var(--jade-300);
  font-size: 12px;
}
.route-flow { width: 100%; height: auto; margin-bottom: 12px; }
.route-base { stroke: rgba(124, 232, 200, .3); stroke-width: 1.5; stroke-linecap: round; }
.route-comet { stroke: var(--jade-400); stroke-width: 1.5; stroke-linecap: round; stroke-dasharray: var(--len, 600); stroke-dashoffset: var(--len, 600); transition: stroke-dashoffset 1.2s var(--ease); }
.route-comet.is-drawn { stroke-dashoffset: 0; }
.route-comet.is-flowing {
  opacity: .5;
  stroke-dasharray: calc(var(--len, 600) * .2) var(--len, 600);
  animation: route-flow 8s linear infinite;
}
@keyframes route-flow { from { stroke-dashoffset: 0; } to { stroke-dashoffset: calc(var(--len, 600) * -1.2); } }
.route-nodes { pointer-events: all; }
.route-node .node-dot { fill: var(--bg-deep); stroke: var(--jade-400); stroke-width: 1.5; }
.route-node .node-halo { fill: var(--jade-glow); opacity: .55; }
.route-traveler-dot { fill: var(--jade-300); }
.route-traveler-halo { fill: var(--jade-400); opacity: .18; }
.cockpit-player { padding: 16px 18px; border: 1px solid var(--line-1); border-radius: var(--r-m); background: rgba(255, 255, 255, .04); }
.cockpit-player-head { display: flex; align-items: baseline; gap: 10px; }
.cockpit-player-head b { color: var(--ink-1); font-size: 15px; font-weight: 500; letter-spacing: .06em; }
.cockpit-player-head small { color: var(--ink-3); font-size: 12px; }
.pulse-dot { position: relative; align-self: center; flex: 0 0 auto; width: 8px; height: 8px; border-radius: 50%; background: var(--jade-400); }
.pulse-dot::after {
  content: "";
  position: absolute; inset: 0;
  border-radius: 50%;
  background: var(--jade-400);
  animation: pulse-ring 2s var(--ease) infinite;
}
@keyframes pulse-ring {
  0% { transform: scale(1); opacity: .7; }
  100% { transform: scale(2.8); opacity: 0; }
}
.wave-live-lg { height: 44px; gap: 4px; margin: 14px 0 0; }
.wave-live-lg i { width: 3px; }
.cockpit-foot { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-top: 14px; }
.status-tag {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 6px 12px;
  border: 1px solid var(--line-1);
  border-radius: var(--r-pill);
  color: var(--ink-2);
  font-size: 12px;
}
.status-tag::before { content: ""; width: 6px; height: 6px; border-radius: 50%; background: var(--jade-400); }
.coach-note { color: var(--ink-3); font-size: 12px; letter-spacing: .04em; }

/* 12 · 07 行程之后（回程月台） ---------------------------------------------- */
.replay { background: var(--bg-1); }
.replay-head { max-width: 720px; margin-bottom: clamp(36px, 5vw, 56px); }
.replay-head h2 { margin-bottom: 0; }
.replay-grid {
  display: grid; grid-template-columns: 1fr minmax(120px, 150px) 1fr;
  gap: clamp(12px, 2vw, 24px);
  align-items: stretch;
}
.glass-card {
  position: relative;
  border: 1px solid var(--line-1);
  border-radius: var(--r-m);
  background: var(--glass-fill);
  box-shadow: var(--shadow-1), var(--inset-top);
}
.visitor-card, .usage-card { padding: clamp(22px, 3vw, 32px); }
.visitor-main { display: grid; gap: 14px; }
.v-progress { display: grid; grid-template-columns: auto 1fr auto; align-items: center; gap: 12px; color: var(--ink-3); font-size: 12.5px; }
.v-progress b { color: var(--ink-1); font-family: var(--font-num); font-size: 13px; }
.v-history { display: grid; gap: 8px; padding-top: 12px; border-top: 1px solid var(--line-1); }
.v-history b { color: var(--ink-2); font-size: 12.5px; letter-spacing: .08em; }
.v-row { display: flex; align-items: center; gap: 12px; padding: 9px 12px; border: 1px solid var(--line-1); border-radius: var(--r-s); background: rgba(11, 20, 24, .7); }
.v-row i { color: var(--jade-300); font-family: var(--font-num); font-size: 11px; letter-spacing: .06em; }
.v-row em { color: var(--ink-2); font-size: 12.5px; font-style: normal; }
.corner-tag { position: absolute; top: 14px; right: 14px; padding: 3px 10px; border: 1px solid var(--line-1); border-radius: var(--r-pill); color: var(--ink-3); font-size: 10.5px; }
.reflow-line { align-self: center; width: 100%; height: auto; }
.rf-track { stroke: var(--line-2); stroke-width: 1.5; }
.rf-flow {
  stroke: var(--jade-400);
  stroke-width: 2;
  stroke-linecap: round;
  stroke-dasharray: var(--len, 130);
  stroke-dashoffset: var(--len, 130);
  transition: stroke-dashoffset 1.4s var(--ease);
}
.is-drawn .rf-flow, .no-io .rf-flow { stroke-dashoffset: 0; }
.rf-arrow { fill: none; stroke: var(--jade-400); stroke-width: 1.5; }
.reflow-line text { fill: var(--ink-3); font-size: 10.5px; letter-spacing: .2em; }
.usage-main { display: grid; gap: 11px; }
.q-row { display: grid; grid-template-columns: 44px 1fr 44px; align-items: center; gap: 10px; position: relative; }
.q-row.is-warn { grid-template-columns: 44px 1fr 44px auto; }
.q-label { color: var(--ink-3); font-family: var(--font-num); font-size: 11.5px; letter-spacing: .12em; }
.q-track { position: relative; height: 7px; border-radius: 4px; background: rgba(255, 255, 255, .08); overflow: hidden; }
.q-track i { position: absolute; inset: 0; right: auto; width: var(--w, 0%); border-radius: 4px; background: linear-gradient(90deg, var(--jade-600), var(--jade-300)); }
.q-row.is-warn .q-track i { background: linear-gradient(90deg, var(--gold-600), var(--gold-300)); }
.q-row b { color: var(--ink-2); font-family: var(--font-num); font-size: 12.5px; text-align: right; }
.q-warn { padding: 2px 9px; border: 1px solid rgba(217, 184, 119, .5); border-radius: var(--r-pill); color: var(--gold-300); font-size: 10.5px; animation: warn-blink 2.4s var(--ease) infinite; }
@keyframes warn-blink { 0%, 100% { opacity: 1; } 50% { opacity: .55; } }
.trend { width: 100%; height: auto; margin-top: 6px; }
.trend-axis { stroke: var(--line-1); stroke-width: 1; }
.trend-line {
  stroke: var(--jade-400);
  stroke-width: 2;
  stroke-linecap: round;
  stroke-dasharray: var(--tlen, 300);
  stroke-dashoffset: var(--tlen, 300);
  transition: stroke-dashoffset 1.6s var(--ease);
}
.is-drawn .trend-line, .no-io .trend-line { stroke-dashoffset: 0; }
.trend-caption { margin: 0; color: var(--ink-3); font-size: 11.5px; }
.kb-loop { display: flex; align-items: center; gap: 16px; margin-top: clamp(28px, 4vw, 40px); }
.kb-loop-badge { flex: 0 0 auto; padding: 7px 15px; border: 1px solid rgba(69, 207, 160, .5); border-radius: var(--r-pill); background: rgba(69, 207, 160, .1); color: var(--jade-300); font-size: 13px; }
.kb-loop p { margin: 0; color: var(--ink-2); font-size: 14px; }

/* 13 · 08 商业模式（架构大图） ---------------------------------------------- */
.model { background: var(--bg-0); }
.model-head { max-width: 760px; margin-bottom: clamp(36px, 5vw, 56px); }
.model-head h2 { margin-bottom: var(--space-3); }
.model-lead { margin: 0; color: var(--ink-2); font-size: 15.5px; line-height: 1.9; }
.model-canvas { position: relative; }
.model-flow { display: grid; grid-template-columns: 1fr auto 1fr auto 1fr; gap: clamp(10px, 1.6vw, 20px); align-items: stretch; }
.end-panel { display: flex; flex-direction: column; gap: 4px; padding: 20px; }
.end-panel b { color: var(--ink-1); font-size: 16px; font-weight: 600; }
.end-panel small { color: var(--ink-3); font-size: 11.5px; margin-bottom: 10px; }
.end-chips { display: flex; flex-wrap: wrap; gap: 6px; }
.end-chips i { padding: 4px 10px; border: 1px solid var(--line-1); border-radius: var(--r-pill); color: var(--ink-2); font-size: 11.5px; font-style: normal; }
.flow-wire { width: clamp(56px, 7vw, 96px); align-self: center; height: auto; }
.fw-track { stroke: var(--line-2); stroke-width: 1.5; }
.fw-comet {
  stroke: var(--jade-400);
  stroke-width: 2;
  stroke-linecap: round;
  stroke-dasharray: 14 66;
  opacity: 0;
}
.is-live .fw-comet { opacity: .9; animation: fw-run 2.2s linear infinite; }
@keyframes fw-run { from { stroke-dashoffset: 80; } to { stroke-dashoffset: 0; } }
.fw-arrow { fill: none; stroke: var(--jade-400); stroke-width: 1.5; }
.receipt-strip { margin: 6px clamp(10px, 2vw, 30px) 0; }
.receipt-line { width: 100%; height: 46px; }
.rc-track { stroke: rgba(217, 184, 119, .4); stroke-width: 1.5; stroke-dasharray: 5 6; }
.receipt-line text { fill: var(--gold-400); font-size: 11px; letter-spacing: .24em; }
.model-core {
  display: grid; grid-template-columns: minmax(220px, 280px) 1fr;
  gap: clamp(24px, 4vw, 56px);
  align-items: center;
  margin-top: clamp(30px, 4vw, 48px);
  padding: clamp(22px, 3vw, 40px);
  border: 1px solid var(--line-1);
  border-radius: var(--r-l);
  background: var(--glass-fill);
  box-shadow: var(--shadow-1), var(--inset-top);
}
.quota-dial { position: relative; width: 100%; max-width: 240px; margin: 0 auto; }
.quota-dial svg { width: 100%; height: auto; }
.qd-ring { stroke: var(--line-2); stroke-width: 1.5; }
.qd-ticks { stroke: rgba(69, 207, 160, .5); stroke-width: 10; stroke-dasharray: 2 calc(2 * 3.1416 * 74 / 7 - 2); }
.qd-hub { stroke: var(--line-1); stroke-width: 1; stroke-dasharray: 4 6; fill: rgba(11, 20, 24, .6); }
.qd-label { position: absolute; top: 50%; left: 50%; transform: translate(-50%, -50%); text-align: center; }
.qd-label b { display: block; color: var(--ink-1); font-family: var(--font-display); font-size: 19px; letter-spacing: .12em; }
.qd-label small { color: var(--ink-3); font-size: 11px; letter-spacing: .2em; }
.gauge-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px 14px; }
.gauge { position: relative; display: flex; flex-direction: column; gap: 3px; padding: 10px 12px 12px; border: 1px solid var(--line-1); border-radius: var(--r-m); background: rgba(11, 20, 24, .7); }
.gauge svg { width: 100%; max-width: 110px; height: auto; }
.g-track { stroke: rgba(255, 255, 255, .09); stroke-width: 7; }
.g-fill {
  stroke: var(--jade-400);
  stroke-width: 7;
  stroke-linecap: round;
  stroke-dasharray: 157;
  stroke-dashoffset: calc(157 * (1 - var(--gv, 0)));
}
.js .model-canvas:not(.is-in) .g-fill { stroke-dashoffset: 157; transition: none; }
.js .model-canvas.is-in .g-fill { stroke-dashoffset: calc(157 * (1 - var(--gv, 0))); transition: stroke-dashoffset 1.1s var(--ease); transition-delay: calc(var(--gi, 0, 0) * 80ms); }
.gauge b { color: var(--ink-1); font-size: 13px; font-weight: 500; margin-top: 4px; }
.gauge small { color: var(--ink-3); font-size: 10.5px; }
.gauge.is-warn .g-fill { stroke: var(--gold-400); }
.g-warn { position: absolute; top: 8px; right: 8px; padding: 2px 8px; border: 1px solid rgba(217, 184, 119, .5); border-radius: var(--r-pill); color: var(--gold-300); font-size: 9.5px; animation: warn-blink 2.4s var(--ease) infinite; }
.pods-row { display: grid; grid-template-columns: repeat(3, 1fr) 1.35fr; gap: clamp(12px, 2vw, 20px); margin-top: clamp(22px, 3vw, 36px); }
.pod { display: grid; gap: 3px; padding: 18px; }
.pod b { color: var(--ink-1); font-size: 14.5px; }
.pod small { color: var(--ink-3); font-size: 11px; }
.pod-lock { margin-top: 8px; justify-self: start; padding: 3px 10px; border: 1px solid var(--line-1); border-radius: var(--r-pill); color: var(--jade-300); font-family: var(--font-num); font-size: 10.5px; letter-spacing: .08em; }
.lifecycle { display: grid; gap: 8px; align-content: start; padding: 18px; border: 1px dashed var(--line-2); border-radius: var(--r-m); }
.lifecycle b { color: var(--ink-2); font-size: 12.5px; letter-spacing: .1em; }
.lc-steps { display: flex; flex-wrap: wrap; gap: 6px; }
.lc-steps i { padding: 3px 10px; border: 1px solid var(--line-1); border-radius: var(--r-pill); color: var(--ink-3); font-size: 11px; font-style: normal; }
.lifecycle small { color: var(--gold-400); font-size: 10.5px; }
.model-corners { margin: clamp(18px, 3vw, 26px) 0 0; color: var(--ink-3); font-size: 12.5px; line-height: 1.9; }
.model-corners a { color: var(--jade-400); text-decoration: underline; text-underline-offset: 3px; }

/* 14 · 09 同行邀请（宣纸带） ------------------------------------------------ */
.contact { position: relative; padding: clamp(88px, 11vw, 132px) 0 clamp(64px, 8vw, 96px); background: var(--paper-band); }
.terminus { text-align: center; margin-bottom: clamp(36px, 5vw, 56px); }
.terminus .section-index { justify-content: center; }
.terminus .section-index .idx { color: var(--gold-700); }
.terminus .section-index .idx-total { color: var(--ink-on-l-3); }
.terminus .section-index .sep { color: var(--ink-on-l-3); }
.terminus-board { margin: 0; perspective: 700px; }
.terminus-flip {
  display: inline-block;
  padding: 16px 34px;
  border: 2px solid rgba(138, 106, 47, .55);
  border-radius: var(--r-m);
  background: #FBF8F1;
  color: var(--ink-on-l-1);
  font-family: var(--font-display);
  font-size: clamp(20px, 3vw, 30px);
  font-weight: 600;
  letter-spacing: .12em;
  box-shadow: 0 12px 30px rgba(22, 36, 31, .12);
  transform-origin: top center;
}
.js .terminus .terminus-flip { transform: rotateX(-88deg); opacity: 0; transition: transform 700ms var(--ease), opacity 400ms var(--ease); }
.js .terminus.is-in .terminus-flip { transform: none; opacity: 1; }
.contact-panel {
  display: grid; grid-template-columns: 1.15fr .85fr;
  align-items: center; gap: clamp(32px, 5vw, 64px);
  padding: clamp(40px, 6vw, 72px);
  border-radius: var(--r-l);
  background: #FBF8F1;
  box-shadow: var(--shadow-2);
}
.contact-copy h2 { margin-bottom: var(--space-3); color: var(--ink-on-l-1); }
.contact-copy > p { max-width: 560px; margin: 0 0 var(--space-4); color: var(--ink-on-l-2); font-size: 16px; line-height: 1.9; }
.contact-actions { display: flex; flex-direction: column; align-items: stretch; gap: 16px; }
.wechat-card { padding: 20px 24px; border: 1px solid var(--line-on-l); border-radius: var(--r-m); background: #FFFFFF; }
.wechat-label { display: block; color: var(--ink-on-l-3); font-size: 12px; letter-spacing: .14em; }
.wechat-card strong { display: block; margin: 4px 0 8px; color: var(--ink-on-l-1); font-family: var(--font-num); font-size: 22px; font-weight: 600; letter-spacing: .04em; }
.copy-link { display: inline-flex; align-items: center; min-height: 44px; padding: 0; color: var(--jade-600); font-size: 13px; font-weight: 500; transition: color var(--t-fast) var(--ease); }
.copy-link:hover { color: #0A5F48; }
.qr-card {
  position: relative;
  display: flex; align-items: center; gap: 20px;
  padding: 18px 20px;
  border: 1px solid var(--line-on-l);
  border-radius: var(--r-m);
  background: #FFFFFF;
}
.qr-placeholder {
  position: relative;
  display: grid; flex: 0 0 auto; place-items: center;
  width: 108px; height: 108px;
  border: 1px dashed rgba(22, 36, 31, .3);
  border-radius: var(--r-m);
  background: var(--paper-band);
}
.qr-placeholder span { position: absolute; width: 16px; height: 16px; border: 2px solid var(--jade-600); }
.qr-placeholder span:nth-child(1) { top: 8px; left: 8px; border-right: 0; border-bottom: 0; }
.qr-placeholder span:nth-child(2) { top: 8px; right: 8px; border-bottom: 0; border-left: 0; }
.qr-placeholder span:nth-child(3) { bottom: 8px; left: 8px; border-top: 0; border-right: 0; }
.qr-placeholder span:nth-child(4) { right: 8px; bottom: 8px; border-top: 0; border-left: 0; }
.qr-badge {
  display: grid; place-items: center;
  width: 48px; height: 48px;
  border-radius: 50%;
  color: #FBF8F1;
  background: var(--jade-600);
  font-size: 10px; font-weight: 500; letter-spacing: .04em;
  text-align: center; line-height: 1.3;
}
.qr-label { display: block; margin-bottom: 6px; color: var(--ink-on-l-3); font-family: var(--font-num); font-size: 11px; font-weight: 500; letter-spacing: .22em; }
.qr-meta strong { display: block; color: var(--ink-on-l-1); font-family: var(--font-display); font-size: 19px; font-weight: 600; letter-spacing: .02em; }
.qr-meta p { margin: 6px 0 0; color: var(--ink-on-l-3); font-size: 12.5px; }

/* 15 · 修正与基态（静态完整为默认，JS 加固后才进入驱动动画） -------------------- */
.preview-route { display: flex; align-items: center; gap: 10px; padding: 9px 0; border-top: 1px solid var(--line-1); }
.preview-route i { flex: 0 0 auto; width: 8px; height: 8px; border-radius: 50%; background: var(--jade-400); box-shadow: 0 0 0 3px var(--jade-glow); }
.preview-route.muted i { background: transparent; border: 1px solid var(--ink-4); box-shadow: none; }
.preview-route.muted { opacity: .55; }
.preview-text { min-width: 0; }
.preview-text b { display: block; color: var(--ink-1); font-size: 11px; font-weight: 500; }
.preview-text small { color: var(--ink-3); font-size: 9px; }
.type-line { opacity: 1; transform: none; }
.board-phone { opacity: 1; transform: none; }
.js .board-stage:not(.is-visible) .board-phone { opacity: 0; transform: translateX(24px); }
.pub-node { transition: opacity 320ms var(--ease), transform 320ms var(--ease); transition-delay: calc(var(--n, 0) * 110ms); }
.js .pub-track .pub-node { opacity: 0; transform: translateX(-10px); }
.js .pub-track.is-visible .pub-node { opacity: 1; transform: none; }
.no-io .board-phone, .no-io .pub-track .pub-node { opacity: 1; transform: none; }

/* 16 · Footer -------------------------------------------------------------- */
.site-footer { background: var(--bg-0); }
.footer-main { display: flex; align-items: flex-start; justify-content: space-between; gap: 40px; padding: clamp(48px, 6vw, 72px) 0 40px; }
.footer-brand-col .footer-brand { margin-bottom: 12px; }
.footer-tagline { margin: 0; color: var(--ink-3); font-size: 14px; }
.footer-links { display: flex; flex-wrap: wrap; align-items: center; justify-content: flex-end; gap: 12px 26px; }
.footer-links a, .footer-links button { padding: 11px 0; color: var(--ink-3); font-size: 14px; transition: color var(--t-fast) var(--ease); }
.footer-links a:hover, .footer-links button:hover { color: var(--ink-1); }
.footer-bottom {
  position: relative;
  display: flex; flex-wrap: wrap; gap: 8px 28px;
  padding: 24px 0 32px;
  color: var(--ink-3);
  font-size: 12.5px;
}
.footer-bottom::before {
  content: "";
  position: absolute; top: 0; right: 0; left: 0; height: 1px;
  background: var(--hairline-fade);
}
/* 「未完旅程」：IO 触发起跑一次后转常亮；无 JS / RM 静态常亮 */
.footer-bottom::after {
  content: "";
  position: absolute; top: -2px; left: 0; z-index: 1;
  width: 5px; height: 5px;
  border-radius: 50%;
  background: var(--jade-300);
  box-shadow: 0 0 9px rgba(69, 207, 160, .85);
  opacity: .85;
  pointer-events: none;
}
.js .footer-bottom:not(.is-in)::after { opacity: 0; }
.js .footer-bottom.is-in::after { animation: footer-journey 7s var(--ease) 1 forwards; }
@keyframes footer-journey {
  0% { transform: translateX(0); opacity: 0; }
  8% { opacity: .85; }
  100% { transform: translateX(min(1152px, calc(100vw - 56px))); opacity: .85; }
}

/* 17 · Dialog / Toast ------------------------------------------------------ */
.modal {
  width: min(500px, calc(100% - 36px));
  padding: 0;
  border: 1px solid var(--line-1);
  border-radius: var(--r-l);
  color: var(--ink-2);
  background: var(--bg-2);
  box-shadow: var(--shadow-3);
}
.modal::backdrop { background: rgba(4, 9, 11, .6); -webkit-backdrop-filter: blur(4px); backdrop-filter: blur(4px); }
.modal-content { position: relative; padding: 40px; }
.modal-content.compact { padding-right: 56px; }
.modal-close {
  position: absolute; top: 16px; right: 16px;
  display: grid; place-items: center;
  width: 44px; height: 44px;
  border: 1px solid var(--line-1);
  border-radius: 50%;
  color: var(--ink-2);
  background: rgba(255, 255, 255, .04);
  font-size: 20px; line-height: 1;
  transition: color var(--t-fast) var(--ease), border-color var(--t-fast) var(--ease);
}
.modal-close:hover { color: var(--ink-1); border-color: var(--line-2); }
.modal-kicker { display: block; margin-bottom: 10px; color: var(--jade-400); font-family: var(--font-num); font-size: 12px; font-weight: 500; letter-spacing: .3em; }
.modal h2 { margin-bottom: 12px; font-size: 25px; }
.modal p { font-size: 14px; line-height: 1.8; }
.copy-box {
  display: flex; align-items: center; justify-content: space-between; gap: 16px;
  margin: 20px 0 14px;
  padding: 14px 16px;
  border: 1px solid var(--line-1);
  border-radius: var(--r-s);
  background: rgba(255, 255, 255, .04);
}
.copy-box strong { color: var(--ink-1); font-family: var(--font-num); font-size: 16px; letter-spacing: .05em; }
.copy-box button {
  min-height: 44px; padding: 0 16px;
  border-radius: var(--r-pill);
  color: var(--jade-on);
  background: var(--jade-500);
  font-size: 13px; font-weight: 500;
  transition: background-color var(--t-fast) var(--ease);
}
.copy-box button:hover { background: #1DB98B; }
.modal-note { margin-bottom: 0; color: var(--ink-3); font-size: 12.5px; }
.toast {
  position: fixed; bottom: 28px; left: 50%; z-index: 80;
  padding: 12px 22px;
  border: 1px solid var(--line-1);
  border-left: 2px solid var(--jade-400);
  border-radius: var(--r-pill);
  color: var(--ink-1);
  background: var(--bg-2);
  box-shadow: var(--shadow-2);
  font-size: 13px;
  opacity: 0;
  pointer-events: none;
  transform: translate(-50%, 16px);
  transition: opacity var(--t-fast) var(--ease), transform var(--t-fast) var(--ease);
}
.toast.is-visible { opacity: 1; transform: translate(-50%, 0); }

/* 18 · 入场动效 ------------------------------------------------------------ */
.cascade {
  opacity: 0;
  transform: translateY(16px);
  animation: cascade-rise var(--t-med) var(--ease) forwards;
  animation-delay: calc(var(--d, 0) * 90ms);
}
@keyframes cascade-rise { to { opacity: 1; transform: none; } }
.js .reveal {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity var(--t-med) var(--ease), transform var(--t-med) var(--ease);
  transition-delay: calc(var(--i, 0) * 60ms);
}
.js .reveal.is-visible { opacity: 1; transform: none; }

/* 19 · 旅行主题动效 -------------------------------------------------------- */
.hero-stars {
  position: absolute; inset: 0; z-index: 1;
  width: 100%; height: 100%;
  pointer-events: none;
  opacity: 0;
  transition: opacity 1.4s var(--ease);
}
.hero-stars.is-on { opacity: 1; }

.hero-copy h1 .ch {
  display: inline-block;
  opacity: 0;
  transform: translateY(12px);
  animation: ch-rise 420ms var(--ease) forwards;
  animation-delay: calc(var(--ci, 0) * 45ms);
}
.hero-copy h1 .ch-line {
  display: inline-block;
  opacity: 0;
  transform: translateY(16px);
  animation: ch-rise 620ms var(--ease) forwards;
  animation-delay: calc(var(--ci, 0) * 45ms);
}
@keyframes ch-rise { to { opacity: 1; transform: none; } }
@media (max-width: 768px) {
  .hero-copy h1 .ch, .hero-copy h1 .ch-line { display: inline; opacity: 1; transform: none; animation: none; }
}

/* 玻璃卡指针高光 + 3D 微倾斜（供 glass-card 复用） */
@media (hover: hover) and (pointer: fine) {
  .js .tilt-card:hover { will-change: transform; }
}
.js .glass-card.tilt-card.reveal.is-visible {
  transform: perspective(900px) rotateX(var(--rx, 0deg)) rotateY(var(--ry, 0deg));
  transition: opacity var(--t-med) var(--ease) calc(var(--i, 0) * 60ms),
              transform 150ms var(--ease),
              border-color var(--t-fast) var(--ease),
              box-shadow var(--t-fast) var(--ease);
}
.glass-card::after {
  content: "";
  position: absolute; inset: 0;
  border-radius: inherit;
  background: radial-gradient(260px circle at var(--mx, 50%) var(--my, 50%), rgba(255, 255, 255, .06), transparent 62%);
  opacity: 0;
  pointer-events: none;
  transition: opacity .3s var(--ease);
}
@media (hover: hover) and (pointer: fine) {
  .glass-card:hover::after { opacity: 1; }
}

/* 旅程侧轨（十站站牌列，≥1300px） */
.journey-rail { display: none; }
@media (min-width: 1300px) {
  .journey-rail {
    position: fixed; top: 50%; left: 12px; z-index: 40;
    display: flex; flex-direction: column; justify-content: space-between;
    width: 24px; height: 440px;
    margin: -220px 0 0;
  }
  .journey-rail .rail-track {
    position: absolute; top: 4px; bottom: 4px; left: 50%;
    width: 1px; margin-left: -.5px;
    background: var(--line-1);
  }
  .journey-rail .rail-fill {
    position: absolute; top: 0; left: 0;
    width: 100%; height: calc(var(--p, 0) * 100%);
    background: linear-gradient(180deg, var(--jade-300), var(--jade-500));
  }
  .journey-rail .rail-traveler {
    position: absolute; top: calc(var(--p, 0) * 100%); left: 50%;
    width: 7px; height: 7px;
    border-radius: 50%;
    background: var(--jade-300);
    box-shadow: 0 0 9px rgba(69, 207, 160, .9), 0 0 2px var(--jade-300);
    transform: translate(-50%, -50%);
  }
  .journey-rail button {
    position: relative; z-index: 1;
    display: grid; place-items: center;
    width: 24px; height: 24px; padding: 0;
    border-radius: 50%;
  }
  .journey-rail .rail-dot {
    width: 7px; height: 7px;
    border: 1px solid var(--ink-4);
    border-radius: 50%;
    background: var(--bg-1);
    transition: transform var(--t-fast) var(--ease), background-color var(--t-fast) var(--ease),
                border-color var(--t-fast) var(--ease), box-shadow var(--t-fast) var(--ease);
  }
  .journey-rail button:hover .rail-dot, .journey-rail button:focus-visible .rail-dot { border-color: var(--jade-300); }
  .journey-rail button.is-passed .rail-dot { border-color: var(--gold-400); background: var(--gold-400); }
  .journey-rail button.is-current .rail-dot {
    border-color: var(--jade-300);
    background: var(--jade-400);
    transform: scale(1.5);
    box-shadow: 0 0 10px rgba(69, 207, 160, .6);
  }
  .journey-rail .rail-label {
    position: absolute; top: 50%; left: 32px;
    padding: 4px 11px;
    border: 1px solid var(--line-1);
    border-radius: var(--r-pill);
    background: rgba(11, 20, 24, .94);
    color: var(--ink-2);
    font-size: 12px; letter-spacing: .1em; white-space: nowrap;
    opacity: 0;
    pointer-events: none;
    transform: translateY(-50%) translateX(-4px);
    transition: opacity var(--t-fast) var(--ease), transform var(--t-fast) var(--ease);
  }
  .journey-rail button:hover .rail-label, .journey-rail button:focus-visible .rail-label {
    opacity: 1;
    transform: translateY(-50%) translateX(0);
  }
}
@media print {
  .journey-rail, .hero-stars { display: none !important; }
}

/* 玻璃回退 */
@supports not ((backdrop-filter: blur(1px)) or (-webkit-backdrop-filter: blur(1px))) {
  .site-header, .phone-shell, .glass-card, .build-stage, .model-core,
  .story-static, .main-nav.is-open { background-color: var(--bg-2); }
}

/* 20 · 响应式 -------------------------------------------------------------- */
@media (max-width: 1200px) {
  .phone-shell { right: 12px; }
  .story-static { right: 12px; }
  .visual-note { right: 16px; }
  .gauge-grid { grid-template-columns: repeat(3, 1fr); }
}
@media (max-width: 992px) {
  html { scroll-padding-top: 84px; }
  .hero-layout { grid-template-columns: 1fr; }
  .hero-copy { max-width: 620px; }
  .hero-visual { min-height: 0; display: flex; flex-direction: column; align-items: center; gap: 22px; margin-top: 24px; }
  .route-arc { display: none; }
  .phone-shell { position: static; transform: scale(.84); transform-origin: top center; margin-bottom: -92px; }
  .story-static { position: static; transform: scale(.9); transform-origin: top center; margin-bottom: -60px; }
  .story-hud { position: static; align-items: center; }
  .story-captions { text-align: center; }
  .story-caption { right: auto; left: 50%; transform: translateX(-50%) translateY(4px); white-space: normal; text-align: center; }
  .story-caption.is-active { transform: translateX(-50%); }
  .visual-note { position: static; margin-top: -10px; }
  .origin-layout { grid-template-columns: 1fr; }
  .build-track, .ai-track { height: auto; }
  .pub-nodes { display: flex; flex-wrap: wrap; gap: 18px 34px; }
  .pub-wire { display: none; }
  .build-sticky, .ai-sticky { position: static; }
  .build-stage { grid-template-columns: 1fr; }
  .ai-tape { grid-template-columns: repeat(2, 1fr); }
  .ai-stage { min-height: 0; opacity: 1; }
  .ai-side { max-width: none; }
  .publish-grid { grid-template-columns: 1fr; }
  .board-stage { flex-wrap: wrap; }
  .board-qa { margin-top: 0; }
  .coach-overlay { grid-template-columns: 1fr; }
  .cockpit-card { max-width: 560px; }
  .replay-grid { grid-template-columns: 1fr; }
  .reflow-line { max-width: 180px; margin: 0 auto; }
  .model-flow { grid-template-columns: 1fr; }
  .flow-wire { transform: rotate(90deg); margin: -8px auto; }
  .model-core { grid-template-columns: 1fr; }
  .gauge-grid { grid-template-columns: repeat(2, 1fr); }
  .pods-row { grid-template-columns: repeat(2, 1fr); }
  .stat-grid { grid-template-columns: repeat(2, 1fr); row-gap: 34px; }
  .stat-item { padding: 0 26px; }
  .stat-item:nth-child(odd) { padding-left: 0; border-left: 0; }
  .stat-item:nth-child(even) { border-left: 1px solid var(--line-on-l); }
  .stat-item:last-child { grid-column: 1 / -1; padding-left: 0; border-left: 0; }
  .contact-panel { grid-template-columns: 1fr; }
  .contact-actions { flex-direction: row; flex-wrap: wrap; align-items: flex-start; }
  .wechat-card { flex: 1 1 260px; }
  .qr-card { flex: 1 1 300px; }
  .footer-main { flex-direction: column; }
  .footer-links { justify-content: flex-start; }
}
@media (max-width: 820px) {
  .main-nav { gap: 18px; }
  .nav-login, .nav-cta { padding: 0 12px; }
}
@media (max-width: 768px) {
  .container { width: min(100% - 32px, 560px); }
  .section { padding: 76px 0; }
  .coach { padding: 76px 0 0; }
  .coach-canvas { min-height: 0; padding-bottom: 40px; }
  .contact { padding-bottom: 64px; }
  body { font-size: 16px; }
  .nav-wrap { min-height: 64px; }
  .nav-actions .nav-login { display: none; }
  .nav-cta { min-height: 44px; padding: 0 16px; font-size: 13px; }
  .nav-actions { order: 2; margin-left: auto; }
  .menu-toggle { order: 3; display: block; }
  .main-nav a { font-size: 16px; }
  .main-nav {
    display: none;
    position: fixed; top: 64px; right: 16px; left: 16px; z-index: 49;
    flex-direction: column; gap: 2px;
    padding: 12px;
    border: 1px solid var(--line-1);
    border-radius: var(--r-m);
    background: var(--bg-2);
    -webkit-backdrop-filter: var(--glass-blur);
    backdrop-filter: var(--glass-blur);
    box-shadow: var(--shadow-3);
  }
  .main-nav.is-open { display: flex; }
  .main-nav a { padding: 14px 16px; border-radius: var(--r-s); }
  .main-nav a::after { display: none; }
  .main-nav a:hover, .main-nav a.is-active { background: rgba(255, 255, 255, .05); }
  .section-index { font-size: 11.5px; gap: 8px; }
  .station-tag { letter-spacing: .04em; padding: 4px 10px; }
  .hero { padding: 56px 0 72px; }
  .hero-visual { margin-top: 40px; }
  .spine { display: none; }
  .stat-item { padding: 0 18px; }
  .stat-item:nth-child(odd) { padding-left: 0; }
  .stat-item:nth-child(even) { padding-right: 0; }
  .stat-footnote { font-size: 12px; }
  .ai-tape { grid-template-columns: 1fr; padding-top: 24px; }
  .ai-perf { display: none; }
  .gold-steps { display: flex; flex-direction: column; gap: 34px; }
  .gold-steps::before {
    display: block;
    top: 0; bottom: 0; left: 23px; right: auto;
    width: 1px; height: auto;
    background: linear-gradient(180deg, transparent, rgba(217, 184, 119, .5) 10%, rgba(217, 184, 119, .5) 90%, transparent);
  }
  .gold-step { padding: 0 0 0 62px; }
  .step-node { position: absolute; top: 0; left: 0; }
  .gauge-grid { grid-template-columns: repeat(2, 1fr); }
  .pods-row { grid-template-columns: 1fr; }
  .contact-panel { padding: 30px 24px; }
  .contact-actions { flex-direction: column; }
  .qr-card { flex-direction: column; align-items: flex-start; }
  .modal-content { padding: 28px 20px; }
  .footer-bottom { flex-direction: column; }
  .story-static { width: min(288px, 100%); }
}
@media (max-width: 480px) {
  h1 { font-size: clamp(34px, 10.5vw, 40px); }
  .hero-actions .button { width: 100%; }
  .stat-grid { row-gap: 26px; }
  .stat-num { font-size: 56px; }
  .stat-src { font-size: 11.5px; }
  .board-phone { width: min(240px, 100%); }
  .replay-grid { grid-template-columns: 1fr; }
}

/* 21 · prefers-reduced-motion 全量降级（信息完整，静态呈现） ------------------ */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: .01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .01ms !important;
  }
  .cascade, .js .reveal { opacity: 1 !important; transform: none !important; animation: none !important; }
  .hero-stars, .arc-comet, .arc-comet-glow { display: none; }
  .arc-way-halo { animation: none !important; opacity: 0 !important; }
  .route-comet { stroke-dasharray: none !important; stroke-dashoffset: 0 !important; opacity: 1 !important; transition: none !important; animation: none !important; }
  .route-traveler, .cr-traveler, .s4-traveler { display: none; }
  .story-hud { display: none !important; }
  .band-shine { display: none; }
  .footer-bottom::after { animation: none !important; opacity: .85 !important; }
  .hero-copy h1 .ch, .hero-copy h1 .ch-line { opacity: 1 !important; transform: none !important; animation: none !important; }
  .wave-live i, .stop-wave i, .pulse-dot::after, .q-warn, .g-warn { animation: none !important; }
  .js .story-phone { display: none; }
  .js .story-static { display: grid; }
  /* 脊柱：静态全亮 */
  .spine::after { height: 100% !important; }
  /* 建线： pins / 章戳 / 路线 静态最终态 */
  .bm-route { stroke-dashoffset: 0 !important; }
  .bm-pin, .bm-stamp { opacity: 1 !important; transform: none !important; }
  .build-stage[data-step] .bm-range { animation: none !important; }
  /* AI 工坊：四联画全亮 */
  .ai-stage { opacity: 1 !important; border-color: var(--line-1) !important; }
  .type-line { opacity: 1 !important; transform: none !important; }
  /* 审核发声：轨道全亮（含拒绝支线） */
  .js .pub-track .pub-node { opacity: 1 !important; transform: none !important; }
  .pub-node .pub-lamp { border-color: var(--jade-400); background: rgba(69, 207, 160, .3); }
  .pub-node.is-pass .pub-lamp { background: var(--jade-400); border-color: var(--jade-300); }
  .pub-node.is-reject .pub-lamp { border-color: var(--gold-400); background: rgba(217, 184, 119, .28); }
  /* 上车：三屏并排完整 */
  .js .board-stage:not(.is-visible) .board-phone { opacity: 1 !important; transform: none !important; }
  /* 大巴：公路完整 + 固定位置大巴 + 站牌全亮 + 静态声波 */
  .cr-draw { stroke-dashoffset: 0 !important; }
  .stop-pin { background: var(--jade-400) !important; border-color: var(--jade-300) !important; box-shadow: 0 0 10px rgba(69, 207, 160, .5); }
  .stop-card { opacity: 1 !important; transform: none !important; border-color: rgba(69, 207, 160, .35) !important; }
  .stop-wave i { background: var(--jade-400); }
  /* 回看：光线与趋势线完整 */
  .rf-flow, .trend-line { stroke-dashoffset: 0 !important; }
  /* 商业模式：架构静态完整，仪表显示最终值，横轴全亮 */
  .js .model-canvas:not(.is-in) .g-fill { stroke-dashoffset: calc(157 * (1 - var(--gv, 0))) !important; }
  .fw-comet { display: none; }
  .fw-track { stroke: var(--jade-400); stroke-dasharray: 6 6; opacity: .6; }
  /* 终点站：站牌静态完整 */
  .js .terminus .terminus-flip { transform: none !important; opacity: 1 !important; }
}

/* 22 · 驱动加固域（仅桌面 + 允许动效时由 JS 挂 html.driver-armed） ----------------
   默认（无 JS / 移动端 / RM）：一切演示元素呈静态最终态。 */
html:not(.driver-armed) .bm-pin,
html:not(.driver-armed) .bm-stamp { opacity: 1; transform: none; }
html:not(.driver-armed) .bm-route { stroke-dashoffset: 0; }
html:not(.driver-armed) .ai-stage { opacity: 1; }
html:not(.driver-armed) .ai-stage.is-on { border-color: var(--line-1); }
.driver-armed .ai-stage .type-line { opacity: 0; transform: translateY(4px); }
.driver-armed .ai-stage.is-on .type-line { opacity: 1; transform: none; transition-delay: calc(var(--tl, 0) * 260ms + 120ms); }
/* 仪表错峰到位延迟 */
.js .model-canvas.is-in .g-fill { transition-delay: calc(var(--gi, 0) * 80ms); }
/* 非 reveal 玻璃卡的倾斜基态 */
.js .glass-card.tilt-card:not(.reveal) {
  transform: perspective(900px) rotateX(var(--rx, 0deg)) rotateY(var(--ry, 0deg));
  transition: transform 150ms var(--ease);
}
/* ≤992px：大巴站牌全亮（滚动驱动不绑定） */
@media (max-width: 992px) {
  .coach-stop .stop-pin { background: var(--jade-400); border-color: var(--jade-300); box-shadow: 0 0 10px rgba(69, 207, 160, .5); }
  .coach-stop .stop-card { opacity: 1; transform: none; border-color: rgba(69, 207, 160, .35); }
  .coach-stop .stop-wave i { background: var(--jade-400); }
  .driver-armed .ai-stage .type-line { opacity: 1; transform: none; }
}

/* 23 · 补遗：封面卡（小程序内景点封面）与进度条基态 ------------------------- */
.scenic-cover {
  position: relative;
  display: grid;
  place-items: end start;
  height: 96px;
  margin-top: 12px;
  padding: 10px 12px;
  overflow: hidden;
  border: 1px solid var(--line-1);
  border-radius: var(--r-m);
  background: linear-gradient(180deg, #0E1B21, #0B1418);
}
.cover-map { position: absolute; inset: 0; width: 100%; height: 100%; }
.cover-tag {
  position: relative;
  padding: 3px 9px;
  border: 1px solid var(--line-1);
  border-radius: var(--r-pill);
  background: rgba(4, 9, 11, .55);
  color: var(--ink-3);
  font-size: 9px; letter-spacing: .08em;
}
.progress span { width: 32%; }

/* 23 · 审查修复补充 ---------------------------------------------------------
   ① 02 建线 sticky 期间的步骤 HUD（滚动驱动时当前步高亮；非驱动模式隐藏，
      步骤信息由 track 之后的静态四步条承载） */
.build-steps-hud {
  display: none;
  gap: 18px;
  margin: 18px 0 22px;
  color: var(--ink-3);
  font-size: 13px;
  letter-spacing: .04em;
}
html.driver-armed .build-steps-hud { display: flex; flex-wrap: wrap; }
.build-steps-hud span { opacity: .38; transition: opacity 300ms var(--ease), color 300ms var(--ease); }
html.driver-armed .build-stage[data-step="0"] .build-steps-hud span:nth-child(1),
html.driver-armed .build-stage[data-step="1"] .build-steps-hud span:nth-child(2),
html.driver-armed .build-stage[data-step="2"] .build-steps-hud span:nth-child(3),
html.driver-armed .build-stage[data-step="3"] .build-steps-hud span:nth-child(4) { opacity: 1; color: var(--gold-400); }

/* ② 超小屏隐藏随 viewBox 缩到不可读的 SVG 内嵌文字（信息由旁侧 HTML 承载） */
@media (max-width: 480px) {
  .pub-wire text, .build-map text, .reflow-line text, .receipt-line text { display: none; }
}