/* ============================================================
   AutoVideo 官网 · 设计系统
   品牌色：青 #00d4d4 + 蓝 #2f6bff，深色科技风
   ============================================================ */

:root {
  --bg:          #070a12;
  --bg-2:        #0b0f1a;
  --surface:     rgba(255, 255, 255, 0.028);
  --surface-2:   rgba(255, 255, 255, 0.05);
  --border:      rgba(255, 255, 255, 0.08);
  --border-2:    rgba(255, 255, 255, 0.14);

  --primary:     #00d4d4;
  --primary-dim: #00a8a8;
  --secondary:   #2f6bff;
  --accent:      #7c5cff;
  --danger:      #e3504a;
  --warn:        #f5a623;
  --ok:          #22c55e;

  --text:        #e8ebf2;
  --text-dim:    #9aa1ad;
  --text-faint:  #6b7280;

  --grad:        linear-gradient(120deg, #00d4d4 0%, #2f6bff 100%);
  --grad-soft:   linear-gradient(120deg, rgba(0,212,212,.16), rgba(47,107,255,.16));

  --radius:      18px;
  --radius-sm:   12px;
  --shadow:      0 24px 60px -20px rgba(0, 0, 0, .7);
  --shadow-glow: 0 0 40px -8px rgba(0, 212, 212, .35);

  --maxw:        1180px;
  --ease:        cubic-bezier(.22, 1, .36, 1);
}

/* ── 重置 ──────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; scroll-padding-top: 84px; }

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto,
    "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.65;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
ul { list-style: none; }

::selection { background: rgba(0, 212, 212, .3); color: #fff; }

/* 背景网格 + 光晕 */
body::before {
  content: "";
  position: fixed; inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,.022) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.022) 1px, transparent 1px);
  background-size: 54px 54px;
  mask-image: radial-gradient(ellipse 80% 60% at 50% 0%, #000 40%, transparent 100%);
  pointer-events: none; z-index: 0;
}

/* ── 布局容器 ──────────────────────────────────────── */
.container { width: 100%; max-width: var(--maxw); margin: 0 auto; padding: 0 24px; position: relative; z-index: 1; }

section { position: relative; z-index: 1; }

.eyebrow {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: 13px; font-weight: 600; letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--primary);
  padding: 6px 14px; border-radius: 999px;
  background: var(--grad-soft);
  border: 1px solid rgba(0, 212, 212, .22);
}

.section-head { text-align: center; max-width: 720px; margin: 0 auto 56px; }
.section-head h2 {
  font-size: clamp(28px, 4vw, 44px); font-weight: 800; letter-spacing: -.02em;
  margin: 20px 0 14px; line-height: 1.15;
}
.section-head p { color: var(--text-dim); font-size: 17px; }

.grad-text {
  background: var(--grad);
  -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent; color: transparent;
}

/* ── 按钮 ──────────────────────────────────────────── */
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: 15px; font-weight: 600; cursor: pointer;
  padding: 13px 26px; border-radius: 999px; border: 1px solid transparent;
  transition: transform .25s var(--ease), box-shadow .25s var(--ease), background .25s;
  white-space: nowrap;
}
.btn:active { transform: translateY(1px) scale(.99); }
.btn-primary {
  background: var(--grad); color: #05121a; font-weight: 700;
  box-shadow: var(--shadow-glow);
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 0 52px -6px rgba(0,212,212,.55); }
.btn-ghost { background: var(--surface-2); color: var(--text); border-color: var(--border-2); }
.btn-ghost:hover { background: rgba(255,255,255,.09); transform: translateY(-2px); }

/* ── 导航 ──────────────────────────────────────────── */
.nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  transition: background .3s, border-color .3s, backdrop-filter .3s;
  border-bottom: 1px solid transparent;
}
.nav.scrolled {
  background: rgba(7, 10, 18, .8);
  backdrop-filter: blur(18px) saturate(160%);
  border-bottom-color: var(--border);
}
.nav-inner { display: flex; align-items: center; justify-content: space-between; height: 68px; }
.logo { display: flex; align-items: center; gap: 11px; font-weight: 800; font-size: 19px; letter-spacing: -.01em; }
.logo-mark {
  width: 34px; height: 34px; border-radius: 10px; display: grid; place-items: center;
  background: var(--grad); color: #05121a; box-shadow: var(--shadow-glow);
}
.logo-mark svg { width: 19px; height: 19px; }
.logo small { display:block; font-size: 11px; font-weight: 500; color: var(--text-faint); letter-spacing: .04em; }

.nav-links { display: flex; align-items: center; gap: 32px; }
.nav-links a { color: var(--text-dim); font-size: 15px; font-weight: 500; transition: color .2s; }
.nav-links a:hover { color: var(--text); }
.nav-cta { display: flex; align-items: center; gap: 14px; }

.nav-toggle { display: none; background: none; border: none; color: var(--text); cursor: pointer; padding: 6px; }
.nav-toggle svg { width: 26px; height: 26px; }

/* ── Hero ──────────────────────────────────────────── */
.hero { padding: 168px 0 90px; text-align: center; overflow: hidden; }
.hero::after {
  content: ""; position: absolute; top: -140px; left: 50%; transform: translateX(-50%);
  width: 900px; height: 620px; z-index: 0;
  background: radial-gradient(closest-side, rgba(0,212,212,.20), rgba(47,107,255,.12) 45%, transparent 72%);
  filter: blur(24px); pointer-events: none;
}
.hero .container { display: flex; flex-direction: column; align-items: center; }
.hero h1 {
  font-size: clamp(36px, 6.2vw, 68px); font-weight: 850; letter-spacing: -.03em;
  line-height: 1.08; margin: 26px 0 22px; max-width: 15ch;
}
.hero-sub { font-size: clamp(16px, 2vw, 20px); color: var(--text-dim); max-width: 640px; margin-bottom: 38px; }
.hero-actions { display: flex; gap: 16px; flex-wrap: wrap; justify-content: center; }
.hero-note { margin-top: 20px; font-size: 13px; color: var(--text-faint); display: flex; gap: 8px; align-items: center; }

/* Hero 统计 */
.hero-stats {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px;
  margin-top: 68px; width: 100%; max-width: 860px;
  padding: 26px; border: 1px solid var(--border); border-radius: var(--radius);
  background: linear-gradient(180deg, var(--surface), transparent);
}
.hero-stats .stat { text-align: center; padding: 6px; }
.hero-stats .num { font-size: clamp(24px, 3.4vw, 36px); font-weight: 800; }
.hero-stats .lbl { font-size: 13px; color: var(--text-dim); margin-top: 2px; }
.hero-stats .stat + .stat { border-left: 1px solid var(--border); }

/* logos strip */
.trust { padding: 30px 0 0; }
.trust p { text-align: center; color: var(--text-faint); font-size: 13px; letter-spacing: .08em; margin-bottom: 18px; }
.trust-row { display: flex; flex-wrap: wrap; gap: 12px 10px; justify-content: center; }
.chip {
  font-size: 13px; color: var(--text-dim); font-weight: 500;
  padding: 8px 16px; border-radius: 999px; border: 1px solid var(--border);
  background: var(--surface); transition: .2s;
}
.chip:hover { color: var(--text); border-color: var(--border-2); }

/* ── 通用区块间距 ──────────────────────────────────── */
.pad { padding: 96px 0; }

/* ── 功能卡片 ──────────────────────────────────────── */
.features-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.card {
  position: relative; padding: 28px; border-radius: var(--radius);
  border: 1px solid var(--border); background: var(--surface);
  transition: transform .35s var(--ease), border-color .35s, background .35s;
  overflow: hidden;
}
.card::before {
  content: ""; position: absolute; inset: 0; border-radius: inherit; padding: 1px;
  background: var(--grad); opacity: 0;
  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  -webkit-mask-composite: xor; mask-composite: exclude;
  transition: opacity .35s;
}
.card:hover { transform: translateY(-6px); background: var(--surface-2); }
.card:hover::before { opacity: .9; }
.card .ico {
  width: 52px; height: 52px; border-radius: 14px; display: grid; place-items: center;
  background: var(--grad-soft); border: 1px solid rgba(0,212,212,.2); margin-bottom: 18px;
  color: var(--primary);
}
.card .ico svg { width: 26px; height: 26px; }
.card h3 { font-size: 19px; font-weight: 700; margin-bottom: 9px; letter-spacing: -.01em; }
.card p { color: var(--text-dim); font-size: 14.5px; line-height: 1.7; }
.card .tags { display: flex; flex-wrap: wrap; gap: 7px; margin-top: 16px; }
.card .tag { font-size: 12px; color: var(--text-dim); padding: 4px 10px; border-radius: 7px; background: rgba(255,255,255,.05); border: 1px solid var(--border); }

/* ── 工作流程 ──────────────────────────────────────── */
.flow { display: grid; grid-template-columns: repeat(6, 1fr); gap: 14px; margin-bottom: 40px; }
.flow-step { position: relative; text-align: center; }
.flow-step .dot {
  width: 56px; height: 56px; border-radius: 16px; margin: 0 auto 14px; display: grid; place-items: center;
  background: var(--surface-2); border: 1px solid var(--border-2); color: var(--primary); font-weight: 800; font-size: 18px;
  position: relative; z-index: 2;
}
.flow-step h4 { font-size: 15px; font-weight: 700; margin-bottom: 5px; }
.flow-step p { font-size: 12.5px; color: var(--text-faint); }
.flow-step:not(:last-child)::after {
  content: ""; position: absolute; top: 28px; left: 60%; width: 80%; height: 2px; z-index: 1;
  background: linear-gradient(90deg, rgba(0,212,212,.5), rgba(47,107,255,.15));
}

/* 状态机 */
.pipeline {
  padding: 26px; border-radius: var(--radius); border: 1px solid var(--border);
  background: linear-gradient(180deg, var(--surface), transparent);
}
.pipeline .p-title { font-size: 13px; color: var(--text-dim); margin-bottom: 18px; display: flex; align-items: center; gap: 8px; }
.pipeline-track { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; font-family: ui-monospace, "SF Mono", Menlo, monospace; }
.pstate {
  font-size: 12.5px; font-weight: 600; padding: 7px 13px; border-radius: 8px;
  background: rgba(0,212,212,.08); border: 1px solid rgba(0,212,212,.22); color: #7ff0f0;
}
.pstate.done { background: rgba(34,197,94,.1); border-color: rgba(34,197,94,.3); color: #7ee2a5; }
.pstate.fail { background: rgba(227,80,74,.1); border-color: rgba(227,80,74,.3); color: #f0958f; }
.parrow { color: var(--text-faint); font-size: 13px; }

/* ── 架构 / 技术栈 ─────────────────────────────────── */
.arch { display: grid; grid-template-columns: 1.05fr .95fr; gap: 32px; align-items: start; }
.arch-diagram {
  padding: 26px; border-radius: var(--radius); border: 1px solid var(--border);
  background: var(--surface); font-family: ui-monospace, "SF Mono", Menlo, monospace; font-size: 13px;
}
.layer { border: 1px solid var(--border-2); border-radius: var(--radius-sm); padding: 14px 16px; margin-bottom: 12px; background: rgba(255,255,255,.02); }
.layer .l-name { font-weight: 700; color: var(--text); margin-bottom: 8px; font-size: 12px; letter-spacing: .04em; text-transform: uppercase; }
.layer .l-row { display: flex; flex-wrap: wrap; gap: 7px; }
.node { font-size: 12px; padding: 5px 11px; border-radius: 7px; background: var(--grad-soft); border: 1px solid rgba(0,212,212,.2); color: #bfeaea; }
.node.blue { background: rgba(47,107,255,.12); border-color: rgba(47,107,255,.3); color: #b9cbff; }
.node.gray { background: rgba(255,255,255,.04); border-color: var(--border); color: var(--text-dim); }
.arch-caret { text-align: center; color: var(--text-faint); margin: -4px 0 8px; }

.stack-list { display: flex; flex-direction: column; gap: 12px; }
.stack-item {
  display: flex; align-items: center; gap: 16px; padding: 15px 18px;
  border-radius: var(--radius-sm); border: 1px solid var(--border); background: var(--surface);
  transition: border-color .3s, transform .3s;
}
.stack-item:hover { border-color: var(--border-2); transform: translateX(4px); }
.stack-item .k { min-width: 96px; font-size: 13px; color: var(--text-faint); font-weight: 600; }
.stack-item .v { font-size: 14.5px; font-weight: 600; }
.stack-item .v small { display: block; font-size: 12.5px; color: var(--text-dim); font-weight: 400; margin-top: 1px; }

/* ── 场景 ──────────────────────────────────────────── */
.scenes { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.scene {
  padding: 30px 26px; border-radius: var(--radius); border: 1px solid var(--border);
  background: var(--surface); transition: .35s var(--ease);
}
.scene:hover { transform: translateY(-6px); border-color: var(--border-2); box-shadow: var(--shadow); }
.scene .s-ico { font-size: 30px; margin-bottom: 14px; }
.scene h3 { font-size: 19px; font-weight: 700; margin-bottom: 10px; }
.scene p { color: var(--text-dim); font-size: 14.5px; }

/* ── CTA ───────────────────────────────────────────── */
.cta-wrap { padding: 96px 0; }
.cta {
  position: relative; text-align: center; padding: 64px 32px; border-radius: 26px; overflow: hidden;
  border: 1px solid rgba(0,212,212,.25); background: var(--grad-soft);
}
.cta::before {
  content: ""; position: absolute; inset: 0;
  background: radial-gradient(circle at 50% -20%, rgba(0,212,212,.28), transparent 60%);
}
.cta h2 { font-size: clamp(28px, 4vw, 42px); font-weight: 800; letter-spacing: -.02em; margin-bottom: 14px; position: relative; }
.cta p { color: var(--text-dim); font-size: 17px; margin-bottom: 30px; position: relative; }
.cta .hero-actions { position: relative; }

/* ── 页脚 ──────────────────────────────────────────── */
.footer { border-top: 1px solid var(--border); padding: 56px 0 34px; }
.footer-top { display: grid; grid-template-columns: 1.6fr 1fr 1fr 1fr; gap: 32px; margin-bottom: 40px; }
.footer .logo { margin-bottom: 14px; }
.footer-brand p { color: var(--text-dim); font-size: 14px; max-width: 320px; }
.footer-col h5 { font-size: 13px; font-weight: 700; color: var(--text); margin-bottom: 14px; letter-spacing: .04em; }
.footer-col a { display: block; color: var(--text-dim); font-size: 14px; margin-bottom: 10px; transition: color .2s; }
.footer-col a:hover { color: var(--primary); }
.footer-bottom {
  display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 12px;
  padding-top: 26px; border-top: 1px solid var(--border); color: var(--text-faint); font-size: 13px;
}

/* ── 滚动揭示动画 ──────────────────────────────────── */
.reveal { opacity: 0; transform: translateY(28px); transition: opacity .7s var(--ease), transform .7s var(--ease); }
.reveal.in { opacity: 1; transform: none; }
.reveal.d1 { transition-delay: .08s; }
.reveal.d2 { transition-delay: .16s; }
.reveal.d3 { transition-delay: .24s; }

@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
  html { scroll-behavior: auto; }
}

/* ── 响应式 ────────────────────────────────────────── */
@media (max-width: 940px) {
  .features-grid, .scenes { grid-template-columns: repeat(2, 1fr); }
  .arch { grid-template-columns: 1fr; }
  .flow { grid-template-columns: repeat(3, 1fr); row-gap: 30px; }
  .flow-step:not(:last-child)::after { display: none; }
  .footer-top { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 720px) {
  .nav-links, .nav-cta .btn-ghost { display: none; }
  .nav-toggle { display: block; }
  .nav.open .nav-links {
    display: flex; flex-direction: column; position: absolute; top: 68px; left: 0; right: 0;
    background: rgba(9,12,20,.97); backdrop-filter: blur(18px); padding: 18px 24px 24px;
    gap: 4px; border-bottom: 1px solid var(--border);
  }
  .nav.open .nav-links a { padding: 12px 0; width: 100%; border-bottom: 1px solid var(--border); }
  .hero { padding: 128px 0 70px; }
  .hero-stats { grid-template-columns: repeat(2, 1fr); gap: 20px 12px; }
  .hero-stats .stat:nth-child(3) { border-left: none; }
  .hero-stats .stat:nth-child(odd) { border-left: none; }
  .features-grid, .scenes { grid-template-columns: 1fr; }
  .flow { grid-template-columns: repeat(2, 1fr); }
  .pad { padding: 72px 0; }
}

/* ============================================================
   面向客户的营销区块（追加）
   ============================================================ */

/* ── 痛点对比 Before / After ───────────────────────── */
.compare { display: grid; grid-template-columns: 1fr auto 1fr; gap: 0; align-items: stretch; }
.compare-col {
  padding: 32px 30px; border: 1px solid var(--border); background: var(--surface);
}
.compare-col.bad { border-radius: var(--radius) 0 0 var(--radius); border-right: none; }
.compare-col.good {
  border-radius: 0 var(--radius) var(--radius) 0;
  border-color: rgba(0,212,212,.3);
  background: var(--grad-soft);
  box-shadow: var(--shadow);
}
.compare-tag {
  display: inline-flex; align-items: center; gap: 8px; font-size: 13px; font-weight: 700;
  padding: 6px 14px; border-radius: 999px; margin-bottom: 22px; letter-spacing: .03em;
}
.compare-col.bad .compare-tag { background: rgba(227,80,74,.12); color: #f0958f; border: 1px solid rgba(227,80,74,.3); }
.compare-col.good .compare-tag { background: rgba(34,197,94,.14); color: #7ee2a5; border: 1px solid rgba(34,197,94,.3); }
.compare-list li { display: flex; gap: 12px; align-items: flex-start; padding: 12px 0; font-size: 15.5px; line-height: 1.55; }
.compare-list li + li { border-top: 1px solid var(--border); }
.compare-col.bad .compare-list li { color: var(--text-dim); }
.compare-list .ci { flex: none; width: 22px; height: 22px; margin-top: 1px; }
.compare-mid { display: grid; place-items: center; width: 64px; position: relative; }
.compare-mid .vs {
  width: 46px; height: 46px; border-radius: 50%; display: grid; place-items: center;
  background: var(--bg); border: 1px solid var(--border-2); color: var(--text); font-weight: 800; font-size: 13px; z-index: 2;
}

/* ── 三步走 ────────────────────────────────────────── */
.steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.step {
  position: relative; padding: 34px 28px; border-radius: var(--radius);
  border: 1px solid var(--border); background: var(--surface); transition: .35s var(--ease);
}
.step:hover { transform: translateY(-6px); border-color: var(--border-2); }
.step-num {
  font-size: 15px; font-weight: 800; width: 40px; height: 40px; border-radius: 12px;
  display: grid; place-items: center; background: var(--grad); color: #05121a; margin-bottom: 20px;
  box-shadow: var(--shadow-glow);
}
.step h3 { font-size: 20px; font-weight: 700; margin-bottom: 10px; }
.step p { color: var(--text-dim); font-size: 15px; line-height: 1.65; }
.step .big-ico { position: absolute; top: 26px; right: 26px; font-size: 30px; opacity: .5; }

/* ── 成效数据条 ────────────────────────────────────── */
.value-band {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px;
  padding: 40px 30px; border-radius: 24px; border: 1px solid rgba(0,212,212,.22);
  background: var(--grad-soft); position: relative; overflow: hidden;
}
.value-band::before { content:""; position:absolute; inset:0; background: radial-gradient(circle at 50% -30%, rgba(0,212,212,.22), transparent 60%); }
.value-band .vb { text-align: center; position: relative; padding: 8px; }
.value-band .vb + .vb { border-left: 1px solid var(--border); }
.value-band .vnum { font-size: clamp(30px, 4.4vw, 48px); font-weight: 850; letter-spacing: -.02em; line-height: 1; }
.value-band .vlbl { font-size: 14.5px; color: var(--text); margin-top: 10px; font-weight: 500; }
.value-band .vsub { font-size: 12.5px; color: var(--text-dim); margin-top: 3px; }

/* ── 价值主张卡（为什么选我们）────────────────────── */
.why-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.why-card {
  padding: 28px 24px; border-radius: var(--radius); border: 1px solid var(--border);
  background: var(--surface); transition: .35s var(--ease); text-align: left;
}
.why-card:hover { transform: translateY(-5px); border-color: var(--border-2); background: var(--surface-2); }
.why-card .w-ico { font-size: 28px; margin-bottom: 14px; }
.why-card h4 { font-size: 17px; font-weight: 700; margin-bottom: 8px; }
.why-card p { font-size: 14px; color: var(--text-dim); line-height: 1.6; }

@media (max-width: 940px) {
  .steps { grid-template-columns: 1fr; }
  .why-grid { grid-template-columns: repeat(2, 1fr); }
  .value-band { grid-template-columns: repeat(2, 1fr); gap: 26px 12px; }
  .value-band .vb:nth-child(odd) { border-left: none; }
  .value-band .vb:nth-child(3) { border-left: none; }
  .compare { grid-template-columns: 1fr; }
  .compare-col.bad { border-radius: var(--radius) var(--radius) 0 0; border-right: 1px solid var(--border); border-bottom: none; }
  .compare-col.good { border-radius: 0 0 var(--radius) var(--radius); }
  .compare-mid { display: none; }
}
@media (max-width: 720px) {
  .why-grid { grid-template-columns: 1fr; }
  .value-band { grid-template-columns: 1fr; }
  .value-band .vb + .vb { border-left: none; border-top: 1px solid var(--border); padding-top: 22px; }
}

/* ============================================================
   法律页面（隐私协议 / 服务条款）
   ============================================================ */
.legal-hero { padding: 150px 0 40px; text-align: center; overflow: hidden; position: relative; }
.legal-hero::after {
  content: ""; position: absolute; top: -160px; left: 50%; transform: translateX(-50%);
  width: 760px; height: 480px; z-index: 0;
  background: radial-gradient(closest-side, rgba(0,212,212,.16), rgba(47,107,255,.08) 45%, transparent 72%);
  filter: blur(24px); pointer-events: none;
}
.legal-hero h1 { font-size: clamp(30px, 5vw, 48px); font-weight: 850; letter-spacing: -.02em; margin: 20px 0 12px; }
.legal-hero .legal-meta { color: var(--text-faint); font-size: 14px; }

.legal-wrap { padding: 24px 0 90px; }
.legal-body {
  max-width: 860px; margin: 0 auto;
  padding: 44px clamp(24px, 5vw, 56px);
  border: 1px solid var(--border); border-radius: var(--radius);
  background: var(--surface);
}
.legal-body .intro { color: var(--text-dim); font-size: 15.5px; line-height: 1.85; margin-bottom: 8px; }

.legal-body h2 {
  font-size: 20px; font-weight: 700; letter-spacing: -.01em;
  margin: 40px 0 14px; padding-top: 24px; border-top: 1px solid var(--border);
  display: flex; align-items: baseline; gap: 12px;
}
.legal-body h2:first-of-type { border-top: none; padding-top: 0; margin-top: 28px; }
.legal-body h2 .n { color: var(--primary); font-size: 15px; font-weight: 800; font-variant-numeric: tabular-nums; }
.legal-body h3 { font-size: 16px; font-weight: 700; margin: 22px 0 8px; color: var(--text); }
.legal-body p { color: var(--text-dim); font-size: 15px; line-height: 1.85; margin-bottom: 12px; }
.legal-body ul { margin: 4px 0 14px; padding-left: 4px; }
.legal-body li {
  position: relative; padding-left: 22px; margin-bottom: 9px;
  color: var(--text-dim); font-size: 15px; line-height: 1.8;
}
.legal-body li::before {
  content: ""; position: absolute; left: 2px; top: 12px;
  width: 6px; height: 6px; border-radius: 50%; background: var(--primary);
}
.legal-body strong { color: var(--text); font-weight: 600; }
.legal-body a.inline-link { color: var(--primary); border-bottom: 1px solid rgba(0,212,212,.35); }
.legal-body a.inline-link:hover { border-bottom-color: var(--primary); }

.legal-toc {
  margin: 4px 0 32px; padding: 20px 24px; border-radius: var(--radius-sm);
  border: 1px solid var(--border); background: rgba(255,255,255,.02);
}
.legal-toc .toc-title { font-size: 13px; font-weight: 700; color: var(--text); letter-spacing: .04em; margin-bottom: 12px; }
.legal-toc ol { list-style: none; counter-reset: toc; display: grid; grid-template-columns: 1fr 1fr; gap: 6px 24px; }
.legal-toc li { counter-increment: toc; padding-left: 0; margin-bottom: 0; }
.legal-toc li::before { display: none; }
.legal-toc a { color: var(--text-dim); font-size: 14px; transition: color .2s; }
.legal-toc a::before { content: counter(toc) ". "; color: var(--primary); font-weight: 700; }
.legal-toc a:hover { color: var(--text); }

.legal-contact {
  margin-top: 32px; padding: 22px 24px; border-radius: var(--radius-sm);
  border: 1px solid rgba(0,212,212,.22); background: var(--grad-soft);
}
.legal-contact p { margin-bottom: 6px; }
.legal-back { margin-top: 34px; text-align: center; }

@media (max-width: 720px) {
  .legal-toc ol { grid-template-columns: 1fr; }
  .legal-body { padding: 32px 22px; }
}

/* ============================================================
   改版追加：输入输出 / 能力全景 / 数字人直播 / 界面示意
   ============================================================ */

/* ── Hero 微调 ─────────────────────────────────────── */
.hero h1 { max-width: 22ch; }
.hero-sub { max-width: 700px; }

.chip.hot {
  color: #7ff0f0; border-color: rgba(0,212,212,.35); background: var(--grad-soft); font-weight: 600;
}

/* ── 输入 → 输出 三栏 ──────────────────────────────── */
.io-flow { display: grid; grid-template-columns: 1fr 1fr 1.15fr; gap: 18px; align-items: stretch; }
.io-col {
  position: relative; padding: 30px 26px; border-radius: var(--radius);
  border: 1px solid var(--border); background: var(--surface);
}
.io-col.mid { background: linear-gradient(180deg, rgba(255,255,255,.05), transparent); }
.io-col.good { border-color: rgba(0,212,212,.3); background: var(--grad-soft); box-shadow: var(--shadow); }
.io-tag {
  display: inline-block; font-size: 11.5px; font-weight: 700; letter-spacing: .1em;
  padding: 5px 12px; border-radius: 999px; margin-bottom: 16px;
  background: rgba(255,255,255,.06); border: 1px solid var(--border-2); color: var(--text-dim);
}
.io-col.good .io-tag { background: rgba(34,197,94,.14); border-color: rgba(34,197,94,.3); color: #7ee2a5; }
.io-col h3 { font-size: 18px; font-weight: 700; margin-bottom: 18px; }
.io-item { display: flex; gap: 13px; align-items: flex-start; padding: 13px 0; }
.io-emo { font-size: 24px; flex: none; line-height: 1.2; }
.io-item b { display: block; font-size: 15px; font-weight: 700; margin-bottom: 2px; }
.io-item span { display: block; font-size: 13.5px; color: var(--text-dim); line-height: 1.55; }
.io-or {
  font-size: 12px; color: var(--text-faint); text-align: center; padding: 4px 0;
  display: flex; align-items: center; gap: 12px;
}
.io-or::before, .io-or::after { content: ""; flex: 1; height: 1px; background: var(--border); }
.io-chain { display: flex; flex-direction: column; gap: 7px; }
.io-chain li {
  position: relative; font-size: 13.5px; color: var(--text-dim); font-weight: 500;
  padding: 9px 14px; border-radius: 9px;
  background: rgba(0,212,212,.06); border: 1px solid rgba(0,212,212,.18);
}
.io-chain li:not(:last-child)::after {
  content: "↓"; position: absolute; left: 50%; bottom: -12px; transform: translateX(-50%);
  font-size: 10px; color: var(--text-faint); line-height: 1;
}
.io-mid-note { margin-top: 22px; font-size: 12.5px; color: var(--text-faint); line-height: 1.6; }
.io-list li {
  position: relative; padding: 13px 0 13px 28px; font-size: 13.5px;
  color: var(--text-dim); line-height: 1.6;
}
.io-list li + li { border-top: 1px solid rgba(255,255,255,.07); }
.io-list li::before {
  content: "✓"; position: absolute; left: 0; top: 13px;
  color: var(--ok); font-weight: 800; font-size: 14px;
}
.io-list b { display: block; color: var(--text); font-size: 15px; font-weight: 700; margin-bottom: 3px; }

/* ── 能力全景 四大块 ───────────────────────────────── */
.pillars { display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px; }
.pillar {
  position: relative; padding: 32px 30px; border-radius: var(--radius);
  border: 1px solid var(--border); background: var(--surface);
  transition: transform .35s var(--ease), border-color .35s;
}
.pillar:hover { transform: translateY(-5px); border-color: var(--border-2); }
.pillar.hot { border-color: rgba(0,212,212,.32); background: var(--grad-soft); }
.p-num {
  position: absolute; top: 26px; right: 28px;
  font-size: 34px; font-weight: 800; color: rgba(255,255,255,.09); line-height: 1;
}
.pillar.hot .p-num { color: rgba(0,212,212,.28); }
.pillar h3 { font-size: 21px; font-weight: 800; letter-spacing: -.01em; margin-bottom: 6px; }
.pillar .p-lead { font-size: 14px; font-weight: 600; color: var(--primary); margin-bottom: 12px; }
.pillar p { font-size: 14.5px; color: var(--text-dim); line-height: 1.7; }

/* ── 能力卡分组标题 ────────────────────────────────── */
.feat-group {
  display: flex; align-items: center; gap: 12px;
  margin: 44px 0 20px;
}
.feat-group:first-of-type { margin-top: 0; }
.feat-group .fg-emo { font-size: 20px; }
.feat-group h3 { font-size: 17px; font-weight: 700; letter-spacing: -.01em; white-space: nowrap; }
.feat-group i { flex: 1; height: 1px; background: linear-gradient(90deg, var(--border-2), transparent); }

.features-grid + .feat-group { margin-top: 44px; }

.feat-extra {
  display: flex; gap: 16px; align-items: flex-start; margin-top: 22px;
  padding: 22px 26px; border-radius: var(--radius);
  border: 1px dashed var(--border-2); background: rgba(255,255,255,.02);
}
.feat-extra .fx-emo { font-size: 24px; flex: none; }
.feat-extra b { display: block; font-size: 16px; font-weight: 700; margin-bottom: 5px; }
.feat-extra div { font-size: 14.5px; color: var(--text-dim); line-height: 1.7; }

/* ── 数字人直播专区 ────────────────────────────────── */
.live-sec { position: relative; }
.live-sec::before {
  content: ""; position: absolute; top: 40px; left: 50%; transform: translateX(-50%);
  width: 820px; height: 460px; z-index: 0; pointer-events: none;
  background: radial-gradient(closest-side, rgba(124,92,255,.14), transparent 72%);
  filter: blur(22px);
}
.live-steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.live-step {
  position: relative; padding: 30px 26px; border-radius: var(--radius);
  border: 1px solid rgba(0,212,212,.22); background: linear-gradient(180deg, rgba(0,212,212,.06), transparent);
  transition: transform .35s var(--ease), border-color .35s;
}
.live-step:hover { transform: translateY(-5px); border-color: rgba(0,212,212,.45); }
.ls-num { display: block; font-size: 24px; color: var(--primary); font-weight: 800; margin-bottom: 10px; line-height: 1; }
.live-step h3 { font-size: 19px; font-weight: 700; margin-bottom: 10px; }
.live-step p { font-size: 14.5px; color: var(--text-dim); line-height: 1.7; }

.live-extras { display: grid; grid-template-columns: repeat(2, 1fr); gap: 18px; margin-top: 46px; }
.lx {
  padding: 24px 26px; border-radius: var(--radius);
  border: 1px solid var(--border); background: var(--surface); transition: .35s var(--ease);
}
.lx:hover { border-color: var(--border-2); background: var(--surface-2); }
.lx .lx-emo { font-size: 24px; display: block; margin-bottom: 12px; }
.lx b { display: block; font-size: 16.5px; font-weight: 700; margin-bottom: 7px; }
.lx p { font-size: 14px; color: var(--text-dim); line-height: 1.7; }

/* ── 两条上手链路 ──────────────────────────────────── */
.track {
  padding: 26px 28px 28px; border-radius: var(--radius);
  border: 1px solid var(--border); background: var(--surface); margin-bottom: 20px;
}
.track.hot { border-color: rgba(0,212,212,.3); background: var(--grad-soft); }
.track-head { display: flex; align-items: center; gap: 11px; margin-bottom: 22px; }
.track-head .th-emo { font-size: 22px; }
.track-head b { font-size: 18px; font-weight: 800; letter-spacing: -.01em; }
.track-steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.tstep {
  position: relative; padding: 20px 22px; border-radius: var(--radius-sm);
  border: 1px solid var(--border); background: rgba(255,255,255,.03);
}
.tstep:not(:last-child)::after {
  content: "→"; position: absolute; right: -13px; top: 50%; transform: translateY(-50%);
  color: var(--text-faint); font-size: 15px; z-index: 2;
}
.ts-n {
  display: grid; place-items: center; width: 26px; height: 26px; border-radius: 8px;
  background: var(--grad); color: #05121a; font-size: 12px; font-weight: 800; margin-bottom: 12px;
}
.tstep h4 { font-size: 15.5px; font-weight: 700; margin-bottom: 6px; }
.tstep p { font-size: 13px; color: var(--text-dim); line-height: 1.6; }

/* ============================================================
   多页站点：子页页头 / 导航当前态 / 页间跳转 / 常见问题
   ============================================================ */

/* 当前页高亮 */
.nav-links a.active { color: var(--primary); font-weight: 600; }

/* 子页页头 */
.page-hero { padding: 150px 0 24px; text-align: center; overflow: hidden; position: relative; }
.page-hero::after {
  content: ""; position: absolute; top: -170px; left: 50%; transform: translateX(-50%);
  width: 820px; height: 500px; z-index: 0; pointer-events: none;
  background: radial-gradient(closest-side, rgba(0,212,212,.17), rgba(47,107,255,.09) 45%, transparent 72%);
  filter: blur(24px);
}
.page-hero .container { display: flex; flex-direction: column; align-items: center; }
.page-hero h1 {
  font-size: clamp(30px, 5vw, 52px); font-weight: 850; letter-spacing: -.025em;
  line-height: 1.12; margin: 22px 0 14px; max-width: 20ch;
}
.page-hero > .container > p { color: var(--text-dim); font-size: 17px; max-width: 640px; }

/* 区块间距变体 */
.pad-t { padding: 56px 0 0; }
.pad-b { padding: 0 0 96px; }

/* 产线卡：可点击 */
a.pillar { display: block; }
.p-more {
  display: inline-block; margin-top: 16px; font-size: 14px; font-weight: 600;
  color: var(--primary); transition: transform .25s var(--ease);
}
a.pillar:hover .p-more { transform: translateX(4px); }

/* 页间跳转卡 */
.next-nav { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.next-card {
  display: block; padding: 26px 24px; border-radius: var(--radius);
  border: 1px solid var(--border); background: var(--surface);
  transition: transform .35s var(--ease), border-color .35s, background .35s;
}
.next-card:hover { transform: translateY(-5px); border-color: rgba(0,212,212,.35); background: var(--surface-2); }
.next-card .nc-emo { font-size: 24px; display: block; margin-bottom: 12px; }
.next-card b { display: block; font-size: 17px; font-weight: 700; margin-bottom: 6px; }
.next-card p { font-size: 13.5px; color: var(--text-dim); line-height: 1.6; }
.next-card::after { content: " →"; color: var(--primary); font-size: 13px; font-weight: 700; }

/* 常见问题 */
.faq { display: grid; grid-template-columns: repeat(2, 1fr); gap: 18px; }
.faq-item {
  padding: 26px 28px; border-radius: var(--radius);
  border: 1px solid var(--border); background: var(--surface);
}
.faq-item b { display: block; font-size: 16px; font-weight: 700; margin-bottom: 10px; }
.faq-item b::first-letter { color: var(--primary); }
.faq-item p { font-size: 14.5px; color: var(--text-dim); line-height: 1.75; }

/* 三列价值卡 */
.why-grid.three { grid-template-columns: repeat(3, 1fr); }

/* ── 响应式 ────────────────────────────────────────── */
@media (max-width: 940px) {
  .io-flow { grid-template-columns: 1fr; }
  .io-chain { flex-direction: row; flex-wrap: wrap; }
  .io-chain li:not(:last-child)::after { display: none; }
  .pillars { grid-template-columns: 1fr; }
  .live-steps { grid-template-columns: 1fr; }
  .live-extras { grid-template-columns: 1fr; }
  .track-steps { grid-template-columns: 1fr; }
  .tstep:not(:last-child)::after { content: "↓"; right: 50%; top: auto; bottom: -13px; transform: translateX(50%); }
  .next-nav { grid-template-columns: 1fr; }
  .faq { grid-template-columns: 1fr; }
  .why-grid.three { grid-template-columns: 1fr; }
}

@media (max-width: 720px) {
  .page-hero { padding: 120px 0 16px; }
  .feat-group { margin: 34px 0 16px; }
  .features-grid + .feat-group { margin-top: 34px; }
  .io-col, .pillar, .live-step { padding: 26px 22px; }
  .track { padding: 22px 20px 24px; }
}

/* ============================================================
   2026-08 产品菜单版
   首页总览、功能目录、数字人工作台
   ============================================================ */

h1, h2, h3, h4, .logo { letter-spacing: 0; }

/* 首页产品实景 Hero */
.hero-product {
  min-height: 760px;
  padding: 146px 0 54px;
  text-align: left;
  display: flex;
  align-items: stretch;
  position: relative;
}
.hero-product::after { display: none; }
.hero-product-bg {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(90deg, rgba(7,10,18,.98) 0%, rgba(7,10,18,.88) 38%, rgba(7,10,18,.28) 74%, rgba(7,10,18,.62) 100%),
    linear-gradient(180deg, rgba(7,10,18,.2) 50%, rgba(7,10,18,1) 100%),
    url('../images/modules/dashboard.png');
  background-size: cover;
  background-position: center;
  opacity: .9;
}
.hero-product-inner {
  display: flex !important;
  flex-direction: row !important;
  align-items: flex-start !important;
  justify-content: space-between;
  min-height: 560px;
}
.hero-copy { width: min(650px, 60%); position: relative; z-index: 2; }
.hero-product h1 {
  max-width: none;
  margin: 28px 0 4px;
  font-size: clamp(58px, 9vw, 108px);
  line-height: .95;
  color: #fff;
}
.hero-kicker {
  max-width: 620px;
  margin: 20px 0 16px;
  font-size: clamp(24px, 3vw, 38px);
  line-height: 1.2;
  font-weight: 750;
  color: #fff;
}
.hero-product .hero-sub { max-width: 620px; margin: 0 0 30px; font-size: 17px; color: #c7ced8; }
.hero-product .hero-actions { justify-content: flex-start; }
.hero-proof {
  align-self: flex-end;
  margin: 0 0 10px auto;
  width: 270px;
  padding: 16px 18px;
  border-left: 3px solid var(--primary);
  background: rgba(7,10,18,.82);
  backdrop-filter: blur(10px);
}
.hero-proof span { display: block; color: var(--primary); font-size: 12px; font-weight: 700; margin-bottom: 3px; }
.hero-proof b { display: block; font-size: 14px; color: #fff; }

.workflow-strip { border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); background: #090d14; }
.workflow-strip-inner { min-height: 76px; display: flex; align-items: center; justify-content: center; gap: 24px; }
.workflow-strip span { font-size: 14px; font-weight: 650; color: #dce1e9; white-space: nowrap; }
.workflow-strip i { display: block; width: min(90px, 8vw); height: 1px; background: linear-gradient(90deg, rgba(0,212,212,.2), rgba(0,212,212,.85)); position: relative; }
.workflow-strip i::after { content: ""; position: absolute; right: -1px; top: -3px; width: 7px; height: 7px; border-top: 1px solid var(--primary); border-right: 1px solid var(--primary); transform: rotate(45deg); }

.section-head-split { max-width: none; display: grid; grid-template-columns: minmax(0,1.45fr) minmax(280px,.55fr); gap: 60px; text-align: left; align-items: end; }
.section-head-split h2 { margin-bottom: 0; }
.section-head-split > p { padding-bottom: 5px; }

.menu-map { display: grid; gap: 12px; }
.menu-lane {
  --lane: #00d4d4;
  display: grid;
  grid-template-columns: 250px minmax(220px,.8fr) minmax(360px,1.2fr);
  gap: 28px;
  align-items: center;
  padding: 28px 30px;
  border: 1px solid var(--border);
  border-left: 3px solid var(--lane);
  border-radius: 6px;
  background: rgba(255,255,255,.025);
  transition: background .25s, border-color .25s, transform .25s var(--ease);
}
.menu-lane:nth-child(2) { --lane: #7de38b; }
.menu-lane:nth-child(3) { --lane: #ffb454; }
.menu-lane:nth-child(4) { --lane: #ff6b76; }
.menu-lane:hover { background: rgba(255,255,255,.045); border-color: rgba(255,255,255,.17); transform: translateX(4px); }
.menu-lane-head { display: grid; grid-template-columns: 46px 1fr auto; gap: 14px; align-items: center; }
.lane-index { color: var(--lane); font-weight: 800; font-size: 13px; }
.menu-lane-head p { color: var(--text-faint); font-size: 12px; }
.menu-lane-head h3 { font-size: 21px; line-height: 1.25; }
.menu-lane-head > b { display: none; }
.menu-lane-desc { color: var(--text-dim); font-size: 14px; line-height: 1.7; }
.module-list { display: flex; gap: 8px; flex-wrap: wrap; }
.module-list span {
  padding: 5px 9px;
  border: 1px solid rgba(255,255,255,.09);
  border-radius: 4px;
  background: rgba(255,255,255,.035);
  color: #dfe4ec;
  font-size: 12.5px;
  white-space: nowrap;
}
.menu-lane-live { grid-template-columns: 250px minmax(220px,.8fr) minmax(360px,1.2fr); }
.text-link { color: var(--lane); font-weight: 700; font-size: 14px; }
.text-link span { display: inline-block; margin-left: 4px; transition: transform .2s; }
.text-link:hover span { transform: translateX(4px); }

.product-window-band { padding: 96px 0; background: #eef1f3; color: #111820; }
.product-window-grid { display: grid; grid-template-columns: .76fr 1.24fr; gap: 70px; align-items: center; }
.product-window-copy .eyebrow { color: #087b7b; background: rgba(0,160,160,.08); border-color: rgba(0,150,150,.2); }
.product-window-copy h2 { margin: 22px 0 18px; font-size: clamp(30px,4vw,48px); line-height: 1.12; }
.product-window-copy p { margin-bottom: 28px; color: #53606c; font-size: 16px; line-height: 1.8; }
.product-window { border-radius: 7px; overflow: hidden; border: 1px solid #cfd5da; background: #fff; box-shadow: 0 24px 54px -32px rgba(7,18,28,.55); }
.product-window img { width: 100%; aspect-ratio: 1.44; object-fit: cover; object-position: top left; }
.product-window figcaption { display: flex; justify-content: space-between; gap: 20px; align-items: center; padding: 14px 18px; border-top: 1px solid #e3e7ea; color: #5c6873; font-size: 12px; }
.product-window figcaption b { color: #121a21; font-size: 13px; }

.task-entry-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; }
.task-entry { min-height: 190px; padding: 22px; border: 1px solid var(--border); border-radius: 7px; background: var(--surface); transition: transform .25s var(--ease), border-color .25s; }
.task-entry:hover { transform: translateY(-4px); border-color: rgba(0,212,212,.38); }
.task-entry > span { display: block; margin-bottom: 34px; color: var(--primary); font-size: 12px; font-weight: 800; }
.task-entry b { display: block; font-size: 16px; margin-bottom: 8px; }
.task-entry p { color: var(--text-dim); font-size: 13px; }

/* 产品功能目录 */
.feature-page-hero { padding-bottom: 68px; }
.feature-page-hero h1 { max-width: 23ch; }
.feature-counts { display: flex; gap: 10px; flex-wrap: wrap; justify-content: center; margin-top: 30px; }
.feature-counts span { min-width: 150px; padding: 10px 14px; border: 1px solid var(--border); border-radius: 5px; background: rgba(255,255,255,.035); color: var(--text-dim); font-size: 13px; }
.feature-counts b { color: #fff; font-size: 18px; margin-right: 5px; }

.feature-jump-wrap { position: sticky; top: 68px; z-index: 30; background: rgba(7,10,18,.92); border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); backdrop-filter: blur(16px); }
.feature-jump { min-height: 62px; display: grid; grid-template-columns: repeat(4,1fr); }
.feature-jump a { display: flex; align-items: center; justify-content: center; gap: 9px; color: var(--text-dim); font-size: 13px; font-weight: 600; border-right: 1px solid var(--border); transition: color .2s, background .2s; }
.feature-jump a:first-child { border-left: 1px solid var(--border); }
.feature-jump a:hover { color: #fff; background: rgba(255,255,255,.04); }
.feature-jump span { color: var(--primary); font-size: 11px; }

.catalog-group { --group-accent: #00d4d4; padding: 108px 0; scroll-margin-top: 130px; }
.catalog-group-alt { --group-accent: #7de38b; background: #0a0e15; }
#asset-ops { --group-accent: #ffb454; }
.catalog-group-live { --group-accent: #ff6b76; background: #0a0e15; }
.catalog-intro { display: grid; grid-template-columns: .72fr 1.28fr; gap: 70px; align-items: center; margin-bottom: 62px; }
.catalog-intro-reverse { grid-template-columns: 1.28fr .72fr; }
.catalog-intro-reverse .catalog-copy { order: 2; }
.catalog-intro-reverse .catalog-screen { order: 1; }
.catalog-no { display: block; color: var(--group-accent); font-size: 12px; font-weight: 800; margin-bottom: 36px; }
.catalog-kicker { color: var(--text-faint); font-size: 13px; font-weight: 650; margin-bottom: 8px; }
.catalog-copy h2 { font-size: clamp(34px,4vw,50px); line-height: 1.05; margin-bottom: 20px; }
.catalog-copy > p:last-of-type { color: var(--text-dim); font-size: 16px; line-height: 1.8; }
.catalog-copy .btn { margin-top: 28px; }
.catalog-screen { border-radius: 7px; overflow: hidden; background: #fff; border: 1px solid rgba(255,255,255,.15); box-shadow: var(--shadow); }
.catalog-screen img { width: 100%; aspect-ratio: 1.44; object-fit: cover; object-position: top left; }
.catalog-screen figcaption { padding: 11px 14px; background: #fff; color: #68737d; border-top: 1px solid #e4e8eb; font-size: 11.5px; }
.catalog-screen-dark { background: #10131b; border-color: rgba(255,255,255,.13); }
.catalog-screen-dark figcaption { background: #10131b; color: #aeb6c1; border-top-color: rgba(255,255,255,.08); }

.module-grid { display: grid; grid-template-columns: repeat(2, minmax(0,1fr)); gap: 14px; }
.module-card { position: relative; min-height: 350px; padding: 30px; border-radius: 7px; border: 1px solid var(--border); background: rgba(255,255,255,.026); display: flex; flex-direction: column; }
.module-card::before { content: ""; position: absolute; left: 0; top: 0; width: 3px; height: 54px; background: var(--group-accent); }
.module-card-wide { grid-column: 1 / -1; min-height: 300px; }
.module-no { align-self: flex-end; color: var(--text-faint); font-size: 12px; font-weight: 700; }
.module-title { display: flex; align-items: center; gap: 12px; margin: 10px 0 14px; }
.module-title i { width: 34px; height: 34px; display: grid; place-items: center; border-radius: 5px; background: rgba(255,255,255,.06); font-style: normal; font-size: 18px; }
.module-title h3 { font-size: 21px; }
.module-card > p { color: var(--text-dim); font-size: 14.5px; line-height: 1.75; }
.module-card ul { margin: 22px 0; display: grid; gap: 8px; }
.module-card li { position: relative; padding-left: 16px; color: #d4dae3; font-size: 13px; }
.module-card li::before { content: ""; position: absolute; left: 0; top: .65em; width: 6px; height: 1px; background: var(--group-accent); }
.module-output { display: block; margin-top: auto; padding-top: 18px; border-top: 1px solid var(--border); color: var(--group-accent); font-size: 12.5px; }
.module-card-live { min-height: 280px; }
.catalog-next { background: #080b12; }

/* 数字人工作台页 */
.live-page-hero { padding-bottom: 72px; }
.live-page-hero .hero-actions { margin-top: 30px; }
.live-overview-grid { display: grid; grid-template-columns: .68fr 1.32fr; gap: 66px; align-items: center; padding-bottom: 96px; }
.live-overview-copy h2 { font-size: clamp(30px,4vw,46px); line-height: 1.12; margin: 20px 0 18px; }
.live-overview-copy > p { color: var(--text-dim); line-height: 1.8; }
.live-menu-pills { margin-top: 26px; display: flex; flex-wrap: wrap; gap: 7px; }
.live-menu-pills span { padding: 5px 8px; border-radius: 4px; border: 1px solid var(--border); font-size: 12px; color: #dbe0e8; }
.live-process { background: #0a0e15; }
.live-process-grid { display: grid; grid-template-columns: repeat(4,1fr); gap: 12px; }
.live-process-card { min-height: 260px; border: 1px solid var(--border); border-radius: 7px; padding: 24px; background: var(--surface); overflow: hidden; }
.live-process-card > span, .live-process-card > div > span { color: #ff6b76; font-size: 12px; font-weight: 800; }
.live-process-card h3 { margin: 32px 0 10px; font-size: 18px; }
.live-process-card p { color: var(--text-dim); font-size: 13.5px; line-height: 1.7; }
.live-process-card img { margin: 22px -24px -24px; width: calc(100% + 48px); aspect-ratio: 1.45; object-fit: cover; object-position: top left; border-top: 1px solid var(--border); }
.live-process-wide { grid-column: 1 / -1; min-height: auto; }
.live-process-wide > div { display: grid; grid-template-columns: minmax(280px, .78fr) minmax(0, 1.22fr); align-items: center; gap: 28px; }
.live-process-wide-copy { min-width: 0; }
.live-process-wide h3 { margin: 28px 0 10px; }
.live-process-wide img { margin: -24px -24px -24px 0; width: calc(100% + 24px); aspect-ratio: 2.1; object-fit: cover; object-position: top left; }
.live-config-grid { display: grid; grid-template-columns: repeat(4,1fr); gap: 12px; }
.live-config { min-height: 180px; padding: 24px; border-top: 2px solid #ff6b76; background: rgba(255,255,255,.028); }
.live-config b { display: block; font-size: 17px; margin-bottom: 10px; }
.live-config p { color: var(--text-dim); font-size: 13.5px; }

@media (max-width: 980px) {
  .hero-product { min-height: 700px; }
  .hero-product-bg { background-position: 62% center; }
  .hero-copy { width: 72%; }
  .hero-proof { display: none; }
  .menu-lane, .menu-lane-live { grid-template-columns: 210px 1fr; }
  .module-list, .menu-lane .text-link { grid-column: 2; }
  .product-window-grid, .catalog-intro, .catalog-intro-reverse, .live-overview-grid { grid-template-columns: 1fr; gap: 42px; }
  .catalog-intro-reverse .catalog-copy, .catalog-intro-reverse .catalog-screen { order: initial; }
  .catalog-copy { max-width: 700px; }
  .task-entry-grid, .live-process-grid, .live-config-grid { grid-template-columns: repeat(2,1fr); }
}

@media (max-width: 720px) {
  .hero-product { min-height: 720px; padding: 118px 0 40px; }
  .hero-product-bg {
    background-image:
      linear-gradient(180deg, rgba(7,10,18,.94) 0%, rgba(7,10,18,.82) 50%, rgba(7,10,18,.97) 100%),
      url('../images/modules/dashboard.png');
    background-size: auto 100%, auto 62%;
    background-repeat: no-repeat;
    background-position: center, center bottom;
  }
  .hero-product-inner { min-height: 560px; }
  .hero-copy { width: 100%; }
  .hero-product h1 { font-size: clamp(54px,17vw,76px); margin-top: 22px; }
  .hero-kicker { font-size: 25px; }
  .hero-product .hero-sub { font-size: 15px; }
  .hero-product .hero-actions { gap: 10px; }
  .hero-product .btn { width: 100%; justify-content: center; }
  .workflow-strip-inner { gap: 8px; justify-content: space-between; }
  .workflow-strip span { font-size: 11px; }
  .workflow-strip i { width: 15px; }
  .section-head-split { grid-template-columns: 1fr; gap: 18px; }
  .menu-lane, .menu-lane-live { grid-template-columns: 1fr; gap: 16px; padding: 22px 20px; }
  .module-list, .menu-lane .text-link { grid-column: 1; }
  .menu-lane-head { grid-template-columns: 38px 1fr; }
  .product-window-band { padding: 72px 0; }
  .product-window-grid { gap: 36px; }
  .product-window figcaption { align-items: flex-start; flex-direction: column; gap: 2px; }
  .task-entry-grid { grid-template-columns: 1fr; }
  .task-entry { min-height: 150px; }
  .task-entry > span { margin-bottom: 24px; }
  .feature-page-hero { padding-bottom: 48px; }
  .feature-counts { display: grid; grid-template-columns: 1fr 1fr; width: 100%; }
  .feature-counts span { min-width: 0; }
  .feature-jump-wrap { top: 68px; overflow-x: auto; }
  .feature-jump { display: flex; width: max-content; padding: 0; }
  .feature-jump a { width: 148px; min-height: 58px; }
  .catalog-group { padding: 78px 0; }
  .catalog-intro { gap: 34px; margin-bottom: 40px; }
  .catalog-no { margin-bottom: 26px; }
  .module-grid { grid-template-columns: 1fr; }
  .module-card, .module-card-wide { grid-column: auto; min-height: 330px; padding: 24px; }
  .live-overview-grid { padding-bottom: 72px; }
  .live-process-grid, .live-config-grid { grid-template-columns: 1fr; }
  .live-process-wide { grid-column: auto; }
  .live-process-wide > div { display: block; }
  .live-process-wide h3 { margin: 32px 0 10px; }
  .live-process-wide img { margin: 22px -24px -24px; width: calc(100% + 48px); aspect-ratio: 1.45; }
}