/* ============================================================
   日彤大数据 · 企业官网  —  全局样式
   设计方向：警务深蓝 + 铜金（Deep Navy + Copper Gold）
   ============================================================ */

:root {
  --bg: #0a1628;
  --bg-soft: #0d1f38;
  --surface: #122a45;
  --surface-2: #163252;
  --line: rgba(200, 215, 235, 0.1);
  --line-strong: rgba(200, 215, 235, 0.2);
  --text: #e4eaf2;
  --text-dim: #94a8c0;
  --text-faint: #5e7a96;
  --accent: #d4a44a;
  --accent-bright: #eac66e;
  --accent-deep: #b8862e;
  --accent-glow: rgba(212, 164, 74, 0.12);
  --panel: #0d1f38;
  --ok: #4cc38a;
  --blue: #7ab3ff;
  --blue-deep: #1a5fa8;
  --radius: 14px;
  --font-display: "Bahnschrift", "DIN Alternate", "PingFang SC", "Microsoft YaHei", sans-serif;
  --font-body: "PingFang SC", "Microsoft YaHei", "Segoe UI", sans-serif;
  --font-mono: "Cascadia Code", "Consolas", monospace;
  --ease-out: cubic-bezier(0.22, 1, 0.36, 1);
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

::selection { background: var(--accent); color: #0a1628; }

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

/* ---------- 布局原语 ---------- */
.wrap { width: min(1180px, calc(100% - 48px)); margin-inline: auto; }

section { position: relative; }
.sect { padding-block: clamp(72px, 10vw, 128px); }

/* 背景网格纹理 */
.grid-bg {
  position: absolute; inset: 0; pointer-events: none;
  background-image:
    linear-gradient(var(--line) 1px, transparent 1px),
    linear-gradient(90deg, var(--line) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: radial-gradient(ellipse 80% 60% at 50% 0%, #000 30%, transparent 75%);
  -webkit-mask-image: radial-gradient(ellipse 80% 60% at 50% 0%, #000 30%, transparent 75%);
}

/* ---------- 章节眉标 ---------- */
.eyebrow {
  display: inline-flex; align-items: center; gap: 10px;
  font-family: var(--font-display);
  font-size: 13px; font-weight: 600;
  letter-spacing: 0.28em; text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 20px;
}
.eyebrow::before {
  content: ""; width: 28px; height: 1px; background: var(--accent);
}

h2.sect-title {
  font-family: var(--font-display);
  font-size: clamp(28px, 4vw, 44px);
  font-weight: 700; line-height: 1.2;
  letter-spacing: 0.01em;
  margin-bottom: 16px;
}
.sect-sub { color: var(--text-dim); max-width: 560px; font-size: 17px; }

.sect-head { margin-bottom: clamp(40px, 6vw, 64px); }
.sect-head.center { text-align: center; }
.sect-head.center .eyebrow { justify-content: center; }
.sect-head.center .eyebrow::before { display: none; }
.sect-head.center .sect-sub { margin-inline: auto; }

/* ---------- 按钮 ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  font-family: var(--font-display);
  font-weight: 600; font-size: 15px; letter-spacing: 0.06em;
  padding: 14px 30px; border-radius: 8px;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform 0.35s var(--ease-out), background 0.35s, color 0.35s, border-color 0.35s, box-shadow 0.35s;
}
.btn:active { transform: translateY(1px) scale(0.99); }

.btn-primary {
  background: linear-gradient(92deg, #e0b558 0%, var(--accent) 55%, #c8963e 100%);
  color: #0a1628;
  box-shadow: 0 0 0 0 var(--accent-glow);
}
.btn-primary:hover {
  background: linear-gradient(92deg, #eac66e 0%, #ddb454 55%, #d4a44a 100%);
  transform: translateY(-2px);
  box-shadow: 0 8px 32px rgba(212, 164, 74, 0.2);
}

.btn-ghost {
  border-color: var(--line-strong); color: var(--text);
  background: transparent;
}
.btn-ghost:hover {
  border-color: var(--accent); color: var(--accent);
  transform: translateY(-2px);
}

.btn .arr { transition: transform 0.35s var(--ease-out); }
.btn:hover .arr { transform: translateX(4px); }

/* ---------- 顶部导航 ---------- */
.site-nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  border-bottom: 1px solid transparent;
  transition: background 0.4s, border-color 0.4s, backdrop-filter 0.4s;
}
.site-nav.scrolled {
  background: rgba(10, 22, 40, 0.88);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-color: var(--line);
}
.nav-inner {
  width: min(1240px, calc(100% - 48px));
  margin-inline: auto;
  display: flex; align-items: center; justify-content: space-between;
  height: 72px;
}
.logo {
  display: flex; align-items: center; gap: 12px;
  font-family: var(--font-display);
  font-size: 20px; font-weight: 700; letter-spacing: 0.08em;
}
.logo-mark {
  width: 34px; height: 34px; border-radius: 9px;
  background: linear-gradient(135deg, var(--accent) 0%, var(--accent-deep) 100%);
  display: grid; place-items: center;
  color: #0a1628; font-size: 17px; font-weight: 800;
  font-family: var(--font-display);
}
.logo small {
  display: block; font-size: 10px; font-weight: 400;
  color: var(--text-faint); letter-spacing: 0.3em; line-height: 1.4;
}
.logo-text { line-height: 1.1; }

.nav-links { display: flex; gap: 36px; align-items: center; }
.nav-links a {
  font-size: 15px; color: var(--text-dim);
  position: relative; padding-block: 6px;
  transition: color 0.3s;
}
.nav-links a::after {
  content: ""; position: absolute; left: 0; bottom: 0;
  width: 100%; height: 2px; background: var(--accent);
  transform: scaleX(0); transform-origin: left;
  transition: transform 0.4s var(--ease-out);
}
.nav-links a:hover, .nav-links a.active { color: var(--text); }
.nav-links a:hover::after, .nav-links a.active::after { transform: scaleX(1); }

.nav-cta { display: flex; gap: 14px; align-items: center; }
.nav-cta .btn { padding: 10px 22px; font-size: 14px; }

.nav-toggle { display: none; }

/* ---------- HERO ---------- */
.hero {
  min-height: 92vh;
  display: flex; align-items: center;
  padding-top: 72px;
  background:
    radial-gradient(ellipse 55% 45% at 78% 18%, rgba(212, 164, 74, 0.08) 0%, transparent 60%),
    radial-gradient(ellipse 40% 50% at 12% 85%, rgba(26, 95, 168, 0.12) 0%, transparent 65%),
    linear-gradient(170deg, #0d1f38 0%, var(--bg) 50%, #081220 100%);
}
.hero-inner { position: relative; padding-block: clamp(64px, 9vw, 110px); }

.hero-tag {
  display: inline-flex; align-items: center; gap: 10px;
  font-family: var(--font-mono);
  font-size: 13px; color: var(--accent);
  border: 1px solid rgba(212, 164, 74, 0.35);
  border-radius: 999px; padding: 7px 18px;
  background: rgba(212, 164, 74, 0.06);
  margin-bottom: 28px;
}
.hero-tag .dot {
  width: 7px; height: 7px; border-radius: 50%; background: var(--ok);
  box-shadow: 0 0 8px var(--ok);
  animation: pulse 2.2s infinite;
}
@keyframes pulse {
  0%, 100% { opacity: 1; } 50% { opacity: 0.35; }
}

h1.hero-title {
  font-family: var(--font-display);
  font-size: clamp(38px, 6.4vw, 76px);
  font-weight: 800; line-height: 1.12;
  letter-spacing: 0.005em;
  max-width: 15ch;
}
h1.hero-title .accent {
  color: var(--accent);
  background: linear-gradient(92deg, var(--accent) 20%, #eac66e 90%);
  -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent;
}
.hero-sub {
  margin-top: 26px; max-width: 540px;
  font-size: clamp(16px, 1.6vw, 19px);
  color: var(--text-dim);
}
.hero-actions { margin-top: 42px; display: flex; gap: 18px; flex-wrap: wrap; }

.hero-meta {
  margin-top: clamp(56px, 8vw, 90px);
  display: flex; gap: clamp(32px, 6vw, 88px); flex-wrap: wrap;
  border-top: 1px solid var(--line); padding-top: 36px;
}
.hero-meta .m b {
  display: block;
  font-family: var(--font-display);
  font-size: clamp(28px, 3vw, 38px); font-weight: 700;
  color: var(--text); line-height: 1.1;
}
.hero-meta .m b .u { font-size: 0.5em; color: var(--accent); margin-left: 2px; }
.hero-meta .m span {
  font-size: 13px; color: var(--text-faint);
  letter-spacing: 0.12em;
}

/* Hero 侧边终端卡片 */
.hero-visual { position: relative; }
.term-card {
  background: rgba(13, 31, 56, 0.92);
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: 0 30px 80px rgba(0, 0, 0, 0.45);
  backdrop-filter: blur(6px);
}
.term-bar {
  display: flex; align-items: center; gap: 8px;
  padding: 12px 16px; border-bottom: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.02);
}
.term-bar i { width: 11px; height: 11px; border-radius: 50%; display: block; }
.term-bar i:nth-child(1) { background: #e05555; }
.term-bar i:nth-child(2) { background: #d4a44a; }
.term-bar i:nth-child(3) { background: #3da06a; }
.term-bar em {
  font-style: normal; font-family: var(--font-mono);
  font-size: 12px; color: var(--text-faint);
  margin-left: 10px; letter-spacing: 0.05em;
}
.term-body {
  padding: 22px 24px 26px;
  font-family: var(--font-mono);
  font-size: 13.5px; line-height: 2.05;
}
.term-body .ln { display: block; white-space: pre-wrap; }
.t-p { color: var(--text-dim); }
.t-c { color: var(--accent); }
.t-g { color: var(--ok); }
.t-k { color: #7ab3ff; }
.t-d { color: var(--text-faint); }
.cursor {
  display: inline-block; width: 8px; height: 15px;
  background: var(--accent); vertical-align: -2px;
  animation: pulse 1s steps(2) infinite;
}

/* ---------- 通用卡片 ---------- */
.card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 32px 30px;
  transition: transform 0.45s var(--ease-out), border-color 0.45s, background 0.45s;
  position: relative; overflow: hidden;
}
.card:hover {
  transform: translateY(-6px);
  border-color: transparent;
  background:
    linear-gradient(var(--surface-2), var(--surface-2)) padding-box,
    linear-gradient(135deg, rgba(212, 164, 74, 0.5), rgba(122, 179, 255, 0.25), rgba(26, 95, 168, 0.3)) border-box;
}
.card .num {
  font-family: var(--font-display);
  font-size: 14px; font-weight: 700; color: var(--accent);
  letter-spacing: 0.2em;
  display: block; margin-bottom: 22px;
}
.card h3 {
  font-size: 20px; font-weight: 600;
  margin-bottom: 12px;
  font-family: var(--font-display);
  letter-spacing: 0.02em;
}
.card p { color: var(--text-dim); font-size: 15px; }

/* 图标 */
.ico {
  width: 46px; height: 46px; border-radius: 11px;
  display: grid; place-items: center;
  background: var(--accent-glow);
  border: 1px solid rgba(212, 164, 74, 0.25);
  margin-bottom: 22px;
  color: var(--accent); font-size: 21px;
}

/* ---------- 网格陈列 ---------- */
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }

/* ---------- 徽标墙 ---------- */
.logos {
  display: flex; flex-wrap: wrap; gap: 14px 46px;
  align-items: center; justify-content: center;
  padding: 42px 0 8px;
}
.logos li {
  font-family: var(--font-display);
  font-size: 17px; font-weight: 600;
  letter-spacing: 0.12em;
  color: var(--text-faint);
  transition: color 0.35s;
  cursor: default;
}
.logos li:hover { color: var(--text); }

/* ---------- 数据横幅 ---------- */
.stat-band {
  border-block: 1px solid var(--line);
  background: var(--bg-soft);
}
.stat-band .grid-4 { padding-block: 52px; }
.stat b {
  font-family: var(--font-display);
  font-size: clamp(34px, 4vw, 50px); font-weight: 800;
  display: block; line-height: 1.05;
  color: var(--text);
}
.stat b .u { color: var(--accent); font-size: 0.55em; margin-left: 3px; }
.stat span { font-size: 14px; color: var(--text-faint); letter-spacing: 0.1em; }
.stat p { font-size: 13px; color: var(--text-dim); margin-top: 4px; }

/* ---------- 页面通用 HERO（子页） ---------- */
.page-hero {
  padding: calc(72px + clamp(56px, 9vw, 100px)) 0 clamp(56px, 8vw, 88px);
  background:
    radial-gradient(ellipse 50% 40% at 82% 0%, rgba(212, 164, 74, 0.06) 0%, transparent 60%),
    linear-gradient(170deg, #0d1f38 0%, var(--bg) 100%);
  border-bottom: 1px solid var(--line);
}
.page-hero h1 {
  font-family: var(--font-display);
  font-size: clamp(34px, 5vw, 56px);
  font-weight: 800; line-height: 1.15;
}
.page-hero .crumb {
  font-family: var(--font-mono); font-size: 13px;
  color: var(--text-faint); letter-spacing: 0.08em;
  margin-bottom: 22px;
}
.page-hero .crumb a { color: var(--accent); }
.page-hero .lead {
  margin-top: 20px; max-width: 640px;
  color: var(--text-dim); font-size: 17px;
}

/* ---------- 架构/流程 ---------- */
.arch-flow {
  display: flex; align-items: stretch; gap: 0;
  flex-wrap: wrap;
}
.arch-step {
  flex: 1 1 200px;
  padding: 26px 24px;
  border: 1px solid var(--line);
  background: var(--surface);
  position: relative;
}
.arch-step:first-child { border-radius: var(--radius) 0 0 var(--radius); }
.arch-step:last-child { border-radius: 0 var(--radius) var(--radius) 0; }
.arch-step + .arch-step { margin-left: -1px; }
.arch-step .stage {
  font-family: var(--font-mono); font-size: 12px;
  color: var(--accent); letter-spacing: 0.15em;
  display: block; margin-bottom: 12px;
}
.arch-step h4 { font-size: 17px; font-weight: 600; margin-bottom: 8px; }
.arch-step p { font-size: 13.5px; color: var(--text-dim); }

/* ---------- 表格型参数 ---------- */
.spec-table { width: 100%; border-collapse: collapse; font-size: 15px; }
.spec-table th {
  text-align: left; font-family: var(--font-display);
  font-weight: 600; letter-spacing: 0.06em;
  color: var(--text-dim); font-size: 13px; text-transform: uppercase;
  padding: 14px 18px;
  border-bottom: 1px solid var(--line-strong);
}
.spec-table td {
  padding: 16px 18px;
  border-bottom: 1px solid var(--line);
  color: var(--text-dim);
}
.spec-table td:first-child { color: var(--text); font-weight: 500; }
.spec-table tr:hover td { background: rgba(255, 255, 255, 0.02); }
.spec-table td .yes { color: var(--ok); font-family: var(--font-mono); }
.spec-table td .plus { color: var(--accent); font-family: var(--font-mono); }

/* ---------- 时间线 ---------- */
.timeline { position: relative; padding-left: 34px; }
.timeline::before {
  content: ""; position: absolute; left: 7px; top: 6px; bottom: 6px;
  width: 1px; background: linear-gradient(var(--accent), var(--line-strong));
}
.tl-item { position: relative; padding-bottom: 44px; }
.tl-item:last-child { padding-bottom: 0; }
.tl-item::before {
  content: ""; position: absolute; left: -31px; top: 7px;
  width: 9px; height: 9px; border-radius: 50%;
  background: var(--bg); border: 2px solid var(--accent);
}
.tl-item time {
  font-family: var(--font-mono);
  font-size: 13px; color: var(--accent);
  letter-spacing: 0.1em;
}
.tl-item h4 { font-size: 18px; font-weight: 600; margin: 6px 0 6px; }
.tl-item p { font-size: 14.5px; color: var(--text-dim); max-width: 52ch; }

/* ---------- 联系表单 ---------- */
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.field { display: flex; flex-direction: column; gap: 8px; }
.field.full { grid-column: 1 / -1; }
.field label {
  font-size: 13px; color: var(--text-dim);
  letter-spacing: 0.08em;
  font-family: var(--font-display); font-weight: 600;
}
.field label .req { color: var(--accent); }
.field input, .field select, .field textarea {
  font-family: var(--font-body);
  font-size: 15px; color: var(--text);
  background: var(--bg-soft);
  border: 1px solid var(--line-strong);
  border-radius: 9px;
  padding: 13px 16px;
  outline: none;
  transition: border-color 0.3s, box-shadow 0.3s, background 0.3s;
}
.field textarea { resize: vertical; min-height: 130px; }
.field input:focus, .field select:focus, .field textarea:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(212, 164, 74, 0.15);
  background: var(--surface);
}
.field input::placeholder, .field textarea::placeholder { color: var(--text-faint); }

/* ---------- CTA 横幅 ---------- */
.cta-band {
  background:
    radial-gradient(ellipse 60% 90% at 50% 100%, rgba(212, 164, 74, 0.08) 0%, transparent 60%),
    var(--bg-soft);
  border-top: 1px solid var(--line);
  text-align: center;
}
.cta-band h2 {
  font-family: var(--font-display);
  font-size: clamp(28px, 4.4vw, 48px);
  font-weight: 800; line-height: 1.2;
  margin-bottom: 18px;
}
.cta-band p { color: var(--text-dim); max-width: 520px; margin: 0 auto 36px; }

/* ---------- 页脚 ---------- */
footer {
  border-top: 1px solid var(--line);
  background: #071020;
  padding: clamp(48px, 6vw, 72px) 0 36px;
}
.foot-grid {
  display: grid; grid-template-columns: 1.6fr 1fr 1fr 1fr;
  gap: 40px; margin-bottom: 52px;
}
.foot-brand p {
  color: var(--text-dim); font-size: 14px;
  max-width: 34ch; margin-top: 16px;
}
.foot-col h5 {
  font-family: var(--font-display); font-weight: 600;
  font-size: 13px; letter-spacing: 0.2em; text-transform: uppercase;
  color: var(--text-faint); margin-bottom: 20px;
}
.foot-col a {
  display: block; font-size: 14.5px; color: var(--text-dim);
  padding-block: 5px; transition: color 0.3s, transform 0.3s var(--ease-out);
}
.foot-col a:hover { color: var(--accent); transform: translateX(3px); }
.foot-bottom {
  border-top: 1px solid var(--line);
  padding-top: 26px;
  display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap;
  font-size: 13px; color: var(--text-faint);
}
.foot-bottom .beian { font-family: var(--font-mono); }

/* ---------- 滚动浮现 ---------- */
.reveal {
  opacity: 0; transform: translateY(28px);
  transition: opacity 0.8s var(--ease-out), transform 0.8s var(--ease-out);
}
.reveal.in { opacity: 1; transform: none; }
.reveal[data-d="1"] { transition-delay: 0.08s; }
.reveal[data-d="2"] { transition-delay: 0.16s; }
.reveal[data-d="3"] { transition-delay: 0.24s; }
.reveal[data-d="4"] { transition-delay: 0.32s; }

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

/* ---------- 响应式 ---------- */
@media (max-width: 960px) {
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .foot-grid { grid-template-columns: 1fr 1fr; }
  .hero-visual { display: none; }
}
@media (max-width: 640px) {
  .grid-2, .grid-3 { grid-template-columns: 1fr; }
  .form-grid { grid-template-columns: 1fr; }
  .nav-links {
    position: fixed; inset: 72px 0 auto 0;
    flex-direction: column; gap: 0;
    background: rgba(10, 22, 40, 0.97);
    border-bottom: 1px solid var(--line);
    padding: 10px 24px 24px;
    display: none;
  }
  .nav-links.open { display: flex; }
  .nav-links a { padding-block: 14px; font-size: 16px; }
  .nav-toggle {
    display: grid; place-items: center;
    width: 42px; height: 42px;
    border: 1px solid var(--line-strong); border-radius: 9px;
    color: var(--text); background: none; font-size: 18px; cursor: pointer;
  }
  .nav-cta .btn-ghost { display: none; }
  .arch-step:first-child, .arch-step:last-child { border-radius: 0; }
  .arch-step { flex-basis: 100%; margin-left: 0 !important; }
}

/* ============================================================
   背景装饰系统（学习同行：每个板块有专属背景语言）
   ============================================================ */

/* 装饰容器 */
.decor { position: absolute; inset: 0; overflow: hidden; pointer-events: none; }

/* 极光光晕（精简：仅保留微弱渐变，去除漂移动画） */
.aurora { position: absolute; border-radius: 50%; filter: blur(100px); }
.aurora.a1 { width: 600px; height: 600px; top: -200px; right: -120px;
  background: radial-gradient(circle, rgba(212, 164, 74, 0.08) 0%, transparent 68%); }
.aurora.a2 { width: 500px; height: 500px; bottom: -180px; left: -140px;
  background: radial-gradient(circle, rgba(26, 95, 168, 0.1) 0%, transparent 68%); }
.aurora.a3 { width: 400px; height: 400px; top: 20%; left: 38%;
  background: radial-gradient(circle, rgba(212, 164, 74, 0.04) 0%, transparent 70%); }

/* 粒子网络画布（知识图谱风） */
.net-canvas { position: absolute; inset: 0; width: 100%; height: 100%; }

/* 旋转轨道环（精简：移除动画，仅保留静态微弱圆环） */
.orbit {
  position: absolute; border-radius: 50%;
  border: 1px solid rgba(212, 164, 74, 0.08);
}
.orbit.o1 { width: 620px; height: 620px; top: -180px; right: -160px; }
.orbit.o2 { width: 460px; height: 460px; top: -100px; right: -80px;
  border-style: dashed; border-color: rgba(200, 215, 235, 0.06); }
.orbit.o3 { width: 780px; height: 780px; top: -260px; right: -240px;
  border-color: rgba(200, 215, 235, 0.04); }
.orbit .sat {
  position: absolute; top: -4px; left: 50%;
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--accent); box-shadow: 0 0 8px rgba(212, 164, 74, 0.5);
}
@keyframes spin { to { transform: rotate(360deg); } }

/* 光束斜纹（精简：移除扫光动画，仅保留静态纹理） */
.beams {
  position: absolute; inset: 0;
  background: repeating-linear-gradient(
    115deg,
    transparent 0px, transparent 120px,
    rgba(212, 164, 74, 0.02) 120px, rgba(212, 164, 74, 0.02) 122px,
    transparent 122px, transparent 260px,
    rgba(200, 215, 235, 0.015) 260px, rgba(200, 215, 235, 0.015) 262px
  );
}
.beams::after {
  content: ""; position: absolute; inset: 0;
  background: none;
}

/* 点阵矩阵 */
.dotmatrix {
  position: absolute; inset: 0;
  background-image: radial-gradient(rgba(232, 237, 242, 0.13) 1px, transparent 1.5px);
  background-size: 26px 26px;
  mask-image: radial-gradient(ellipse 70% 90% at 50% 50%, #000 20%, transparent 78%);
  -webkit-mask-image: radial-gradient(ellipse 70% 90% at 50% 50%, #000 20%, transparent 78%);
}

/* 扫描线（数据横幅用） */
.scanline { position: absolute; inset: 0; overflow: hidden; }
.scanline::before {
  content: ""; position: absolute; top: 0; bottom: 0; width: 140px;
  background: linear-gradient(90deg, transparent, rgba(212, 164, 74, 0.06), transparent);
  animation: scan 6s linear infinite;
}
@keyframes scan {
  from { left: -160px; } to { left: 100%; }
}

/* 悬浮数据小卡片（Hero 点缀） */
.float-chip {
  position: absolute;
  font-family: var(--font-mono); font-size: 12px;
  color: var(--text-dim); letter-spacing: 0.04em;
  background: rgba(13, 31, 56, 0.88);
  border: 1px solid var(--line-strong);
  border-radius: 8px; padding: 8px 14px;
  backdrop-filter: blur(6px);
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.35);
  animation: float 6s ease-in-out infinite;
  white-space: nowrap;
}
.float-chip b { color: var(--accent); font-weight: 600; }
.float-chip.c1 { top: -22px; right: 42%; animation-delay: 0s; }
.float-chip.c2 { bottom: -18px; left: -6%; animation-delay: 1.6s; }
.float-chip.c3 { top: 42%; right: -34px; animation-delay: 3.1s; }
@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-9px); }
}

/* 行业解决方案卡片（顶部琥珀色标尺） */
.sol-card { overflow: hidden; }
.sol-card::before {
  content: ""; position: absolute; top: 0; left: 0; right: 0; height: 2px;
  background: linear-gradient(90deg, var(--accent), transparent 70%);
  opacity: 0; transition: opacity 0.45s;
}
.sol-card:hover::before { opacity: 1; }
.sol-card .tag {
  display: inline-block; margin-top: 18px;
  font-family: var(--font-display); font-size: 13px; font-weight: 600;
  letter-spacing: 0.08em; color: var(--accent);
}
.sol-card .tag .arr { display: inline-block; transition: transform 0.35s var(--ease-out); }
.sol-card:hover .tag .arr { transform: translateX(5px); }

/* 新闻条目 */
.news-item { display: flex; gap: 22px; align-items: baseline; }
.news-item time {
  font-family: var(--font-mono); font-size: 13px;
  color: var(--accent); letter-spacing: 0.06em;
  flex-shrink: 0; min-width: 96px;
}
.news-item h3 { font-size: 16.5px; font-weight: 600; margin-bottom: 6px; }
.news-item p { font-size: 14px; color: var(--text-dim); }

/* 装饰元素通用降级 */
@media (prefers-reduced-motion: reduce) {
  .orbit, .float-chip { animation: none; }
  .beams::after, .scanline::before { display: none; }
}
@media (max-width: 960px) {
  .float-chip { display: none; }
  .orbit.o1 { width: 420px; height: 420px; }
}

/* ============================================================
   丰富度升级：进度条 / 回到顶部 / 光斑 / 跑马灯
   ============================================================ */

/* ---------- 滚动进度条 ---------- */
.scroll-progress {
  position: fixed; top: 0; left: 0; height: 2px; width: 0;
  z-index: 300; pointer-events: none;
  background: linear-gradient(90deg, var(--blue-deep), var(--accent) 70%, #eac66e);
}

/* ---------- 回到顶部 ---------- */
.to-top {
  position: fixed; right: 26px; bottom: 26px; z-index: 150;
  width: 46px; height: 46px; border-radius: 12px;
  border: 1px solid var(--line-strong);
  background: rgba(13, 31, 56, 0.92); backdrop-filter: blur(8px);
  color: var(--text-dim); font-size: 18px; cursor: pointer;
  display: grid; place-items: center;
  opacity: 0; transform: translateY(12px); pointer-events: none;
  transition: opacity 0.4s var(--ease-out), transform 0.4s var(--ease-out),
    color 0.3s, border-color 0.3s, box-shadow 0.3s;
}
.to-top.show { opacity: 1; transform: none; pointer-events: auto; }
.to-top:hover { color: var(--accent); border-color: var(--accent); box-shadow: 0 8px 24px rgba(0,0,0,.4); }

/* ---------- 卡片光斑跟随（精简：降低强度） ---------- */
.card::after {
  content: ""; position: absolute; inset: 0; pointer-events: none;
  border-radius: inherit;
  background: radial-gradient(360px circle at var(--mx, 50%) var(--my, -20%),
    rgba(212, 164, 74, 0.04), transparent 65%);
  opacity: 0; transition: opacity 0.45s;
}
.card:hover::after { opacity: 1; }

/* ---------- 应用警种跑马灯 ---------- */
.marquee-band { padding-top: 26px; }
.marquee {
  overflow: hidden;
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 12%, #000 88%, transparent);
  mask-image: linear-gradient(90deg, transparent, #000 12%, #000 88%, transparent);
}
.marquee .logos-track {
  display: flex; width: max-content;
  animation: marquee 26s linear infinite;
}
.marquee:hover .logos-track { animation-play-state: paused; }
.marquee .logos {
  flex-wrap: nowrap; justify-content: flex-start;
  padding: 34px 64px 10px 0; width: max-content;
}
@keyframes marquee { to { transform: translateX(-50%); } }

/* ---------- 终端行逐行浮现 ---------- */
.term-body .ln { opacity: 0; animation: ln-in 0.5s var(--ease-out) forwards; }
.term-body .ln:nth-child(1) { animation-delay: 0.55s; }
.term-body .ln:nth-child(2) { animation-delay: 0.85s; }
.term-body .ln:nth-child(3) { animation-delay: 1.15s; }
.term-body .ln:nth-child(4) { animation-delay: 1.45s; }
.term-body .ln:nth-child(5) { animation-delay: 1.75s; }
.term-body .ln:nth-child(6) { animation-delay: 2.05s; }
.term-body .ln:nth-child(7) { animation-delay: 2.35s; }
.term-body .ln:nth-child(8) { animation-delay: 2.65s; }
.term-body .ln:nth-child(9) { animation-delay: 2.95s; }
@keyframes ln-in { from { opacity: 0; transform: translateY(4px); } to { opacity: 1; transform: none; } }

/* ============================================================
   A. 产品界面模拟（浏览器样机）
   ============================================================ */
.app-shot {
  border-radius: 18px; overflow: hidden;
  border: 1px solid var(--line-strong);
  background: #091a2e;
  box-shadow: 0 40px 120px rgba(0, 0, 0, 0.4);
}
.app-bar {
  display: flex; align-items: center; gap: 8px;
  padding: 12px 16px; border-bottom: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.03);
}
.app-bar i { width: 11px; height: 11px; border-radius: 50%; display: block; }
.app-bar i:nth-child(1) { background: #e05555; }
.app-bar i:nth-child(2) { background: #d4a44a; }
.app-bar i:nth-child(3) { background: #3da06a; }
.app-bar .app-url {
  margin-left: 12px; font-family: var(--font-mono); font-size: 12px;
  color: var(--text-faint); background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--line); border-radius: 6px; padding: 3px 14px;
}
.app-bar .app-user {
  margin-left: auto; font-family: var(--font-mono); font-size: 11px;
  color: var(--text-faint); display: flex; align-items: center; gap: 7px;
}
.app-bar .app-user b {
  width: 20px; height: 20px; border-radius: 50%;
  background: var(--accent-glow); border: 1px solid rgba(212, 164, 74, 0.4);
  display: grid; place-items: center; color: var(--accent);
  font-size: 10px; font-weight: 700;
}

.app-body {
  display: grid; grid-template-columns: 196px 1fr 268px;
  min-height: 440px;
}
.app-side {
  border-right: 1px solid var(--line); padding: 14px 0;
  background: rgba(255, 255, 255, 0.015);
}
.side-t {
  font-family: var(--font-display); font-size: 10.5px; font-weight: 600;
  letter-spacing: 0.22em; color: var(--text-faint);
  padding: 0 18px 10px; text-transform: uppercase;
}
.side-item {
  display: flex; justify-content: space-between; align-items: center;
  padding: 9px 16px; font-size: 12.5px; color: var(--text-dim);
  border-left: 2px solid transparent; cursor: default;
  transition: color 0.25s, background 0.25s;
}
.side-item small { font-family: var(--font-mono); font-size: 10px; color: var(--text-faint); }
.side-item:hover { color: var(--text); background: rgba(255, 255, 255, 0.02); }
.side-item.active {
  color: var(--accent); border-left-color: var(--accent);
  background: rgba(212, 164, 74, 0.05);
}
.side-group { margin-top: 14px; }

.app-canvas {
  position: relative; overflow: hidden;
  background-image: radial-gradient(rgba(232, 237, 242, 0.05) 1px, transparent 1.5px);
  background-size: 22px 22px;
}
.canvas-label {
  position: absolute; left: 14px; bottom: 10px;
  font-family: var(--font-mono); font-size: 10.5px;
  color: var(--text-faint); letter-spacing: 0.08em;
}
.app-flow { position: absolute; inset: 0; width: 100%; height: 100%; }
.app-flow path {
  stroke: rgba(212, 164, 74, 0.55); stroke-width: 1.5; fill: none;
  stroke-dasharray: 6 5; animation: dash-flow 1.1s linear infinite;
}
.app-flow path.dim { stroke: rgba(155, 166, 181, 0.35); }
@keyframes dash-flow { to { stroke-dashoffset: -11; } }

.tbl-card {
  position: absolute; width: min(240px, 42%);
  background: #0f2440; border: 1px solid var(--line-strong);
  border-radius: 10px; box-shadow: 0 14px 40px rgba(0, 0, 0, 0.35);
  transition: border-color 0.3s;
}
.tbl-card:hover { border-color: rgba(212, 164, 74, 0.45); }
.tbl-card h6 {
  font-size: 12px; font-weight: 600; padding: 8px 12px;
  border-bottom: 1px solid var(--line);
  display: flex; justify-content: space-between; align-items: center;
}
.tbl-card h6 b { color: var(--accent); font-family: var(--font-mono); font-weight: 600; font-size: 10px; }
.tbl-card ul { padding: 5px 12px 8px; }
.tbl-card li {
  font-family: var(--font-mono); font-size: 10.5px; color: var(--text-dim);
  padding: 1.5px 0; display: flex; justify-content: space-between;
}
.tbl-card li i { color: var(--text-faint); font-style: normal; }
.tbl-a { left: 4%; top: 9%; }
.tbl-b { left: 4%; bottom: 9%; }

.crash {
  position: absolute; left: 50%; top: 50%; transform: translate(-50%, -50%);
  width: 96px; height: 96px; border-radius: 50%;
  border: 1px dashed rgba(212, 164, 74, 0.5);
  background: rgba(212, 164, 74, 0.06);
  display: grid; place-items: center; text-align: center;
}
.crash::before {
  content: ""; position: absolute; inset: -12px; border-radius: 50%;
  border: 1px solid rgba(212, 164, 74, 0.22);
  animation: crash-pulse 2.6s var(--ease-out) infinite;
}
@keyframes crash-pulse {
  0% { transform: scale(0.92); opacity: 0.9; }
  70% { transform: scale(1.28); opacity: 0; }
  100% { transform: scale(1.28); opacity: 0; }
}
.crash b {
  font-family: var(--font-display); font-size: 12px; font-weight: 700;
  color: var(--accent); letter-spacing: 0.08em; line-height: 1.6;
}
.crash span { display: block; font-family: var(--font-mono); font-size: 9.5px; color: var(--text-faint); }

.drag-chip {
  position: absolute; right: 5%; top: 11%;
  font-family: var(--font-mono); font-size: 11px; color: var(--accent);
  border: 1px dashed rgba(212, 164, 74, 0.45); border-radius: 8px;
  padding: 6px 12px; background: rgba(212, 164, 74, 0.05);
  animation: float 5s ease-in-out infinite;
}

.app-result {
  border-left: 1px solid var(--line); padding: 14px 14px 16px;
  background: rgba(255, 255, 255, 0.015);
  display: flex; flex-direction: column;
}
.res-row {
  display: flex; justify-content: space-between; align-items: center;
  padding: 9px 12px; margin-bottom: 8px;
  border: 1px solid var(--line); border-radius: 9px;
  background: rgba(255, 255, 255, 0.015);
  transition: border-color 0.3s;
}
.res-row:hover { border-color: rgba(212, 164, 74, 0.35); }
.res-row b { font-size: 12.5px; display: block; font-weight: 600; }
.res-row span { font-family: var(--font-mono); font-size: 10px; color: var(--text-faint); }
.risk {
  font-family: var(--font-display); font-size: 10px; font-weight: 700;
  padding: 2.5px 9px; border-radius: 999px; letter-spacing: 0.06em;
}
.risk.high { color: #ffb86b; background: rgba(212, 164, 74, 0.1); border: 1px solid rgba(212, 164, 74, 0.4); }
.risk.mid  { color: #9ab3ff; background: rgba(122, 179, 255, 0.08); border: 1px solid rgba(122, 179, 255, 0.35); }
.risk.low  { color: var(--text-faint); background: rgba(232, 237, 242, 0.05); border: 1px solid var(--line-strong); }
.res-more {
  font-family: var(--font-mono); font-size: 11px; color: var(--text-faint);
  text-align: center; padding: 4px 0 2px;
}
.res-chart {
  display: flex; align-items: flex-end; gap: 5px; height: 62px;
  margin-top: auto; padding-top: 16px;
}
.res-chart i {
  flex: 1; border-radius: 3px 3px 0 0;
  background: linear-gradient(180deg, rgba(212, 164, 74, 0.9), rgba(212, 164, 74, 0.12));
  transform: scaleY(0); transform-origin: bottom;
  transition: transform 0.9s var(--ease-out);
}
.reveal.in .res-chart i { transform: scaleY(1); }
.res-chart i:nth-child(1) { transition-delay: 0.25s; height: 42%; }
.res-chart i:nth-child(2) { transition-delay: 0.37s; height: 66%; }
.res-chart i:nth-child(3) { transition-delay: 0.49s; height: 88%; }
.res-chart i:nth-child(4) { transition-delay: 0.61s; height: 54%; }
.res-chart i:nth-child(5) { transition-delay: 0.73s; height: 72%; }
.res-chart i:nth-child(6) { transition-delay: 0.85s; height: 35%; }
.res-chart i:nth-child(7) { transition-delay: 0.97s; height: 58%; }
.res-chart-t {
  font-family: var(--font-mono); font-size: 9.5px; color: var(--text-faint);
  text-align: center; margin-top: 6px; letter-spacing: 0.06em;
}

.app-status {
  display: flex; justify-content: space-between; gap: 14px; flex-wrap: wrap;
  padding: 9px 16px; border-top: 1px solid var(--line);
  font-family: var(--font-mono); font-size: 11px; color: var(--text-faint);
}
.app-status .ok { color: var(--ok); }

/* ============================================================
   B. 数据可视化演示卡
   ============================================================ */
.viz-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.viz-card { padding: 0; overflow: hidden; }
.viz-head { padding: 26px 26px 4px; }
.viz-head h3 { font-size: 17px; }
.viz-head .num { margin-bottom: 14px; }
.viz-svg { padding: 6px 14px 0; }
.viz-svg svg { width: 100%; height: auto; display: block; }
.viz-foot { padding: 8px 26px 26px; color: var(--text-dim); font-size: 13.5px; }

/* 画线生长动画 */
.viz-line {
  stroke-dasharray: 1000; stroke-dashoffset: 1000;
  transition: stroke-dashoffset 1.8s var(--ease-out) 0.25s;
}
.reveal.in .viz-line { stroke-dashoffset: 0; }
/* 节点/边浮现 */
.viz-node {
  opacity: 0; transform: scale(0.3); transform-box: fill-box; transform-origin: center;
  transition: opacity 0.6s var(--ease-out), transform 0.6s var(--ease-out);
}
.reveal.in .viz-node { opacity: 1; transform: scale(1); }
.viz-edge { opacity: 0; transition: opacity 0.8s ease; }
.reveal.in .viz-edge { opacity: 1; }

@media (prefers-reduced-motion: reduce) {
  .viz-line { stroke-dashoffset: 0; }
  .viz-node { opacity: 1; transform: none; }
  .viz-edge { opacity: 1; }
  .term-body .ln { opacity: 1; animation: none; }
  .marquee .logos-track { animation: none; flex-wrap: wrap; }
  .app-flow path { animation: none; }
  .res-chart i { transform: scaleY(1); }
  .crash::before { animation: none; }
}

/* ============================================================
   C. FAQ 手风琴 + 客户证言
   ============================================================ */
.faq-wrap { display: grid; grid-template-columns: 1.35fr 1fr; gap: 44px; align-items: start; }
.faq-item {
  border: 1px solid var(--line); border-radius: 12px;
  background: var(--surface); margin-bottom: 13px; overflow: hidden;
  transition: border-color 0.3s, background 0.3s;
}
.faq-item.open { border-color: rgba(212, 164, 74, 0.42); background: var(--surface-2); }
.faq-q {
  width: 100%; display: flex; justify-content: space-between; align-items: center;
  gap: 16px; padding: 17px 22px; background: none; border: none;
  color: var(--text); font-family: var(--font-body); font-size: 15.5px;
  font-weight: 600; cursor: pointer; text-align: left;
}
.faq-q .chev {
  flex-shrink: 0; width: 26px; height: 26px; border-radius: 8px;
  border: 1px solid var(--line-strong); color: var(--accent);
  display: grid; place-items: center; font-size: 15px; font-weight: 400;
  transition: transform 0.45s var(--ease-out), border-color 0.3s;
}
.faq-item.open .chev { transform: rotate(45deg); border-color: rgba(212, 164, 74, 0.5); }
.faq-a { max-height: 0; overflow: hidden; transition: max-height 0.5s var(--ease-out); }
.faq-a p { padding: 0 22px 19px; color: var(--text-dim); font-size: 14.5px; }

.testi { display: grid; gap: 18px; }
.testi-card { padding: 26px 28px 24px; }
.testi-card::before {
  content: "\201C"; position: absolute; top: 4px; left: 16px;
  font-family: Georgia, serif; font-size: 58px; line-height: 1;
  color: rgba(212, 164, 74, 0.28);
}
.testi-card p { color: var(--text-dim); font-size: 14.5px; margin-top: 20px; }
.testi-card .who {
  margin-top: 15px; font-family: var(--font-display); font-size: 12.5px;
  color: var(--accent); letter-spacing: 0.08em;
}
.testi-card .stars {
  font-size: 12px; color: var(--accent); letter-spacing: 3px; margin-bottom: 2px;
}

/* ---------- 响应式补充 ---------- */
@media (max-width: 1060px) {
  .viz-grid { grid-template-columns: 1fr 1fr; }
  .viz-grid .viz-card:last-child { grid-column: 1 / -1; }
}
@media (max-width: 960px) {
  .app-body { grid-template-columns: 1fr; min-height: 400px; }
  .app-side, .app-result { display: none; }
  .tbl-card { width: 44%; }
}
@media (max-width: 640px) {
  .viz-grid { grid-template-columns: 1fr; }
  .viz-grid .viz-card:last-child { grid-column: auto; }
  .faq-wrap { grid-template-columns: 1fr; }
  .to-top { right: 16px; bottom: 16px; }
}

/* ============================================================
   背景系统（精简版：警务深蓝 + 铜金）
   1. 微弱噪点纹理（已移除，保持干净）
   2. 辅助光晕（静态，无漂移动画）
   3. 锥形渐变光轮（静态，CTA 区）
   4. 板块微差底色（蓝金交替）
   ============================================================ */

/* ---------- 1. 噪点颗粒已移除（ToG 场景保持干净专业） ---------- */

/* ---------- 2. 辅助光晕（精简：移除漂移动画，降低饱和度） ---------- */
.aurora.a4 {
  width: 480px; height: 480px; top: 30%; right: -180px;
  background: radial-gradient(circle, rgba(26, 95, 168, 0.07) 0%, transparent 68%);
}
.aurora.a5 {
  width: 440px; height: 440px; bottom: -10%; left: 30%;
  background: radial-gradient(circle, rgba(122, 179, 255, 0.05) 0%, transparent 70%);
}

/* ---------- 3. 锥形渐变光轮（CTA 区，精简为静态微弱光环） ---------- */
.conic-halo {
  position: absolute; left: 50%; top: 50%;
  width: min(560px, 90vw); height: min(560px, 90vw);
  margin: calc(min(560px, 90vw) / -2) 0 0 calc(min(560px, 90vw) / -2);
  border-radius: 50%; pointer-events: none;
  background: conic-gradient(from 0deg,
    transparent 0deg,
    rgba(212, 164, 74, 0.15) 42deg,
    rgba(234, 198, 110, 0.06) 76deg,
    transparent 110deg,
    rgba(122, 179, 255, 0.12) 168deg,
    transparent 214deg,
    rgba(26, 95, 168, 0.1) 282deg,
    rgba(212, 164, 74, 0.08) 330deg,
    transparent 360deg);
  -webkit-mask: radial-gradient(circle, transparent 57%, #000 63%, #000 72%, transparent 78%);
  mask: radial-gradient(circle, transparent 57%, #000 63%, #000 72%, transparent 78%);
  filter: blur(2px);
  opacity: 0.6;
}
.cta-band { overflow: hidden; }

/* ---------- 4. 板块微差底色（冷/暖交替，统一为蓝金色调） ---------- */
.bg-a {
  background:
    radial-gradient(ellipse 46% 62% at 88% 10%, rgba(212, 164, 74, 0.035) 0%, transparent 62%),
    radial-gradient(ellipse 40% 55% at 6% 92%, rgba(26, 95, 168, 0.04) 0%, transparent 64%),
    var(--bg);
}
.bg-b {
  background:
    radial-gradient(ellipse 48% 58% at 8% 14%, rgba(26, 95, 168, 0.05) 0%, transparent 62%),
    radial-gradient(ellipse 42% 60% at 92% 88%, rgba(212, 164, 74, 0.03) 0%, transparent 60%),
    var(--bg);
}
.bg-c {
  background:
    radial-gradient(ellipse 46% 60% at 84% 86%, rgba(122, 179, 255, 0.04) 0%, transparent 62%),
    radial-gradient(ellipse 40% 52% at 10% 12%, rgba(212, 164, 74, 0.03) 0%, transparent 60%),
    var(--bg);
}

/* ---------- 5. 页脚顶部光脊 ---------- */
footer { position: relative; }
footer::before {
  content: ""; position: absolute; top: -1px; left: 50%;
  transform: translateX(-50%); width: min(720px, 84%); height: 1px;
  background: linear-gradient(90deg, transparent, rgba(212, 164, 74, 0.55), transparent);
}

/* ---------- 6. 品牌渐变标题辅助 ---------- */
.grad-text {
  background: linear-gradient(92deg, #e0b558, var(--accent) 55%, #c8963e);
  -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent;
}

/* ---------- 7. Stat 数字渐变 ---------- */
.stat b {
  background: linear-gradient(180deg, #fff, #c8d4e2);
  -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent;
}

/* ---------- 8. 表格行悬浮光带 ---------- */
.spec-table tbody tr { transition: background 0.25s; }
.spec-table tbody tr:hover td {
  background: linear-gradient(90deg, rgba(212, 164, 74, 0.05), transparent 60%);
}

/* ---------- 动效降级 ---------- */
@media (prefers-reduced-motion: reduce) {
  .aurora.a1, .aurora.a2, .aurora.a4, .aurora.a5 { animation: none; }
  .conic-halo { animation: none; }
}

/* ---------- 7. 宣传册内容填充（2026-09-29） ---------- */
.hero-slogan {
  margin-top: 22px;
  font-size: 15px;
  color: var(--text-faint);
  letter-spacing: 0.1em;
}
.hero-slogan b {
  color: var(--accent);
  font-weight: 700;
  letter-spacing: 0.06em;
}

.type-tags {
  margin-top: 40px;
  display: flex; gap: 14px; flex-wrap: wrap; align-items: center;
  list-style: none; padding: 0;
}
.type-tags .tt-label {
  font-family: var(--font-mono);
  font-size: 13px; color: var(--text-faint);
  letter-spacing: 0.1em;
}
.type-tags li:not(.tt-label) {
  padding: 9px 22px; border-radius: 999px;
  border: 1px solid rgba(212, 164, 74, 0.35);
  background: rgba(212, 164, 74, 0.06);
  color: var(--text);
  font-size: 14px; font-weight: 600;
}

/* ---------- 8. 服务支撑网络城市墙（2026-09-30） ---------- */
.city-grid {
  margin-top: 46px;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 22px 28px;
  list-style: none; padding: 0; margin-bottom: 0;
}
.city-grid .rg-name {
  font-family: var(--font-mono);
  font-size: 12.5px; color: var(--text-faint);
  letter-spacing: 0.14em;
  margin-bottom: 12px;
}
.city-grid .rg-cities {
  display: flex; flex-wrap: wrap; gap: 8px;
  list-style: none; padding: 0; margin: 0;
}
.city-grid .rg-cities li {
  padding: 6px 15px; border-radius: 999px;
  border: 1px solid rgba(212, 164, 74, 0.3);
  background: rgba(212, 164, 74, 0.05);
  font-size: 13.5px; font-weight: 600; color: var(--text);
}


/* ---------- 9. 双栏布局类（P1修复：移动端塌陷，替代内联样式） ---------- */
.cols { display: grid; gap: 56px; align-items: start; }
.cols-hero { grid-template-columns: 1.25fr .9fr; gap: 64px; align-items: center; }
.cols-main { grid-template-columns: 1fr 1.6fr; }
.cols-wide { grid-template-columns: 1fr 1.4fr; }
@media (max-width: 960px) {
  .cols { grid-template-columns: 1fr; gap: 44px; }
}

/* SVG 图标（替代 emoji） */
.ico svg { width: 24px; height: 24px; display: block; }


/* ---------- 9. 全站背景升级（警务深蓝方案） ---------- */
/* 旧的首屏局部粒子画布由 decor.js 注入的固定全屏网络取代 */
.decor .net-canvas { display: none; }

/* 全站科技网格底纹：固定层，向上渐隐 */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(120,155,200,0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(120,155,200,0.04) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: linear-gradient(180deg, #000 0%, rgba(0,0,0,0.4) 50%, transparent 100%);
  -webkit-mask-image: linear-gradient(180deg, #000 0%, rgba(0,0,0,0.4) 50%, transparent 100%);
}

/* 顶部数据光晕：深蓝调，克制的品牌存在感 */
body::after {
  content: "";
  position: fixed;
  top: -120px; left: 50%;
  width: 800px; height: 300px;
  transform: translateX(-50%);
  z-index: -1;
  pointer-events: none;
  background: radial-gradient(ellipse at 50% 0%, rgba(212,164,74,0.05), transparent 65%);
}

/* 顶部光晕已由 body::after 接管，.top-glow 隐藏 */
.top-glow {
  display: none;
}

@media (prefers-reduced-motion: reduce) {
  body::after { opacity: 0; }
}


/* ---------- 10. 首页门脸升级：大胆化（2026-10-10） ---------- */
/* hero 拉满整屏 */
.hero { min-height: 100svh; }

/* 超大描边水印：破格压在 hero 右上，营造杂志式戏剧感 */
.hero-watermark {
  position: absolute;
  top: 4%; right: -3vw;
  font-family: var(--font-display);
  font-size: clamp(110px, 19vw, 300px);
  font-weight: 800;
  line-height: 0.95;
  letter-spacing: 0.04em;
  color: transparent;
  -webkit-text-stroke: 1.5px rgba(212, 164, 74, 0.13);
  pointer-events: none;
  user-select: none;
  white-space: nowrap;
  z-index: 0;
}

/* 主标题放大拉满 */
h1.hero-title {
  font-size: clamp(40px, 6.6vw, 80px);
  font-weight: 800;
  line-height: 1.08;
  max-width: 13ch;
}
.hero-sub { max-width: 560px; }

/* 数字带放大 */
.hero-meta .m b { font-size: 34px; }

/* 入场编排：hero 元素依次升起 */
.hero-tag, h1.hero-title, .hero-sub, .hero-slogan, .hero-actions, .hero-meta, .hero-visual {
  animation: hero-rise 0.85s var(--ease-out) backwards;
}
h1.hero-title { animation-delay: 0.08s; }
.hero-sub { animation-delay: 0.16s; }
.hero-slogan { animation-delay: 0.24s; }
.hero-actions { animation-delay: 0.32s; }
.hero-meta { animation-delay: 0.42s; }
.hero-visual { animation-delay: 0.3s; }
@keyframes hero-rise {
  from { opacity: 0; transform: translateY(34px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* 终端卡片：倾斜 + 铜金辉光 */
.term-card {
  transform: rotate(-1.6deg);
  box-shadow: 0 30px 80px rgba(0,0,0,0.45), 0 0 60px rgba(212,164,74,0.05);
  transition: transform 0.5s var(--ease-out), box-shadow 0.5s;
}
.term-card:hover {
  transform: rotate(0deg) translateY(-6px);
  box-shadow: 0 40px 90px rgba(0,0,0,0.5), 0 0 80px rgba(212,164,74,0.1);
}

/* 战绩跑马灯：全幅贯穿、无限循环 */
.ticker-band {
  border-block: 1px solid var(--line-strong);
  background: rgba(212, 164, 74, 0.025);
  overflow: hidden;
  padding-block: 18px;
}
.ticker { display: flex; width: max-content; }
.ticker-track {
  display: flex; align-items: center; gap: 56px;
  padding-right: 56px;
  animation: ticker-scroll 32s linear infinite;
  font-family: var(--font-mono);
  font-size: 14.5px;
  letter-spacing: 0.04em;
  color: var(--text-dim);
  white-space: nowrap;
}
.ticker-track b { color: var(--accent); font-weight: 700; }
.ticker-track li { display: flex; align-items: center; }
.ticker-track li::after {
  content: "◆";
  margin-left: 56px;
  font-size: 9px;
  color: rgba(212, 164, 74, 0.5);
}
@keyframes ticker-scroll {
  from { transform: translateX(0); }
  to   { transform: translateX(-100%); }
}

@media (prefers-reduced-motion: reduce) {
  .hero-tag, h1.hero-title, .hero-sub, .hero-slogan, .hero-actions, .hero-meta, .hero-visual,
  .ticker-track, .term-card { animation: none; }
  .term-card { transform: none; }
}

/* 手机端：水印弱化、标题缩放、跑马灯减速 */
@media (max-width: 640px) {
  .hero-watermark {
    font-size: clamp(90px, 26vw, 150px);
    top: 1%; right: -8vw;
    -webkit-text-stroke-width: 1px;
    opacity: 0.7;
  }
  h1.hero-title { font-size: clamp(38px, 10.5vw, 54px); }
  .ticker-track { animation-duration: 48s; gap: 34px; padding-right: 34px; font-size: 13px; }
  .ticker-track li::after { margin-left: 34px; }
}


/* ---------- 11. 实机演示视频窗口（2026-10-12） ---------- */
.demo-shell {
  max-width: 720px;
  margin-inline: auto;
  border: 1px solid var(--line-strong);
  border-radius: 16px;
  background: var(--panel);
  box-shadow: 0 30px 80px rgba(0,0,0,0.5), 0 0 60px rgba(212,164,74,0.08);
  overflow: hidden;
}
.demo-chrome {
  display: flex; align-items: center; gap: 8px;
  padding: 12px 16px;
  border-bottom: 1px solid var(--line);
  background: rgba(255,255,255,0.02);
}
.demo-chrome .dot {
  width: 10px; height: 10px; border-radius: 50%;
  background: rgba(150,165,185,0.35);
}
.demo-chrome .dot:first-child { background: rgba(212,164,74,0.7); }
.demo-title {
  margin-left: 10px;
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.05em;
  color: var(--text-dim);
}
.demo-badge {
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--accent);
  border: 1px solid rgba(212,164,74,0.4);
  border-radius: 999px;
  padding: 2px 10px;
  animation: demo-pulse 2s ease-in-out infinite;
}
@keyframes demo-pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.35; }
}
.demo-stage {
  display: flex; justify-content: center;
  background:
    radial-gradient(ellipse at 50% 0%, rgba(212,164,74,0.06), transparent 60%),
    var(--bg);
  padding: 20px;
}
.demo-stage video {
  max-width: 100%;
  max-height: 560px;
  border-radius: 10px;
  border: 1px solid var(--line);
  display: block;
}
@media (max-width: 640px) {
  .demo-stage { padding: 12px; }
  .demo-stage video { max-height: 60vh; }
}
@media (prefers-reduced-motion: reduce) {
  .demo-badge { animation: none; }
}


/* ---------- 11b. 实机演示切换台（2026-10-12） ---------- */
.demo-tabs {
  display: flex; flex-wrap: wrap; justify-content: center;
  gap: 10px;
  margin-bottom: 22px;
}
.demo-tab {
  font-family: inherit;
  font-size: 14px; font-weight: 600;
  color: var(--text-dim);
  background: rgba(255,255,255,0.03);
  border: 1px solid var(--line-strong);
  border-radius: 999px;
  padding: 9px 22px;
  cursor: pointer;
  transition: color 0.25s, border-color 0.25s, background 0.25s;
}
.demo-tab:hover { color: var(--text); border-color: rgba(212,164,74,0.4); }
.demo-tab.active {
  color: var(--accent);
  border-color: rgba(212,164,74,0.55);
  background: rgba(212,164,74,0.08);
}
.demo-caption {
  margin-top: 18px;
  text-align: center;
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--text-faint);
  max-width: 640px;
  margin-inline: auto;
}
@media (max-width: 640px) {
  .demo-tab { font-size: 13px; padding: 7px 16px; }
}


/* ---------- 11c. 演示介绍卡片升级（2026-10-13） ---------- */
.demo-caption {
  margin-top: 26px;
  max-width: none;
  margin-inline: auto;
  padding: 22px 30px 22px 34px;
  border: 1px solid var(--line-strong);
  border-left: 3px solid rgba(212,164,74,0.75);
  border-radius: 12px;
  background: linear-gradient(135deg, rgba(212,164,74,0.055), rgba(212,164,74,0.015) 55%, transparent);
  font-size: 18px;
  line-height: 2;
  color: var(--text);
  text-align: left;
  position: relative;
}
.demo-caption::before {
  content: "";
  position: absolute;
  left: -3px; top: 18px; bottom: 18px;
  width: 3px;
  border-radius: 2px;
  background: linear-gradient(180deg, rgba(212,164,74,0.9), rgba(212,164,74,0.15));
}
.demo-caption-label {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 11.5px;
  font-weight: 700;
  letter-spacing: 0.18em;
  color: var(--accent);
  border: 1px solid rgba(212,164,74,0.45);
  border-radius: 999px;
  padding: 3px 12px;
  margin-right: 12px;
  vertical-align: 2px;
  white-space: nowrap;
}
@media (max-width: 640px) {
  .demo-caption { padding: 16px 18px; font-size: 15px; line-height: 1.9; }
  .demo-caption-label { display: block; margin: 0 0 10px; }
}


/* ---------- 11d. 实机演示板块头文案升级（2026-10-13） ---------- */
.demo-head { text-align: center; margin-bottom: 34px; }
.demo-head .eyebrow { justify-content: center; }
.demo-head-dot { color: var(--accent); }
.demo-head-line {
  font-family: var(--font-display);
  font-size: clamp(23px, 3vw, 33px);
  font-weight: 600;
  letter-spacing: 0.04em;
  color: var(--text-dim);
  margin: 18px 0 14px;
}
.demo-head-line b {
  color: var(--text);
  font-weight: 800;
  background: linear-gradient(120deg, rgba(212,164,74,0.28), rgba(212,164,74,0.06));
  padding: 1px 8px 2px;
  border-radius: 6px;
}
.demo-head-sub {
  max-width: none;
  margin-inline: auto;
  font-size: 19px;
  line-height: 2;
  color: var(--text-dim);
}
.demo-head-sub .l {
  display: block;
  text-align: justify;
  text-align-last: justify;
  text-justify: inter-ideograph;
}
.demo-head-sub .accent {
  color: var(--accent);
  font-weight: 700;
  border-bottom: 1px solid rgba(212,164,74,0.45);
  padding-bottom: 2px;
}
@media (max-width: 640px) {
  .demo-br { display: none; }
  .demo-head-sub { font-size: 14.5px; line-height: 1.9; }
}


/* ============================================================
   视觉升级 · 第一批：基础质感（2026-10-13）
   ============================================================ */

/* ---- 标题层级体系：更大胆的 h1/h2 + 等宽数字 ---- */
h2.sect-title { letter-spacing: -0.01em; font-size: clamp(30px, 4.4vw, 48px); }
.page-hero h1 { font-size: clamp(36px, 5.4vw, 64px); letter-spacing: -0.01em; }
.num, .stat b, .hero-meta .m b, .spec-table td,
.arch-step .stage, .crumb { font-variant-numeric: tabular-nums; }

/* ---- 卡片三档质感 ---- */
/* 档1 基础卡：渐变描边（上亮下暗，模拟受光） */
.card {
  border: 1px solid transparent;
  background:
    linear-gradient(var(--surface), var(--surface)) padding-box,
    linear-gradient(180deg, rgba(200, 215, 235, 0.22), rgba(200, 215, 235, 0.07)) border-box;
}
.card:hover {
  background:
    linear-gradient(var(--surface-2), var(--surface-2)) padding-box,
    linear-gradient(135deg, rgba(212, 164, 74, 0.5), rgba(122, 179, 255, 0.25), rgba(26, 95, 168, 0.3)) border-box;
}
/* 档2 重点卡：顶部金色渐变条 + 内发光 */
.card-featured {
  background:
    linear-gradient(var(--surface-2), var(--surface-2)) padding-box,
    linear-gradient(135deg, rgba(212, 164, 74, 0.45), rgba(122, 179, 255, 0.2)) border-box;
  box-shadow: inset 0 30px 60px rgba(212, 164, 74, 0.04);
}
.card-featured::before {
  content: ""; position: absolute; top: 0; left: 0; right: 0; height: 2px;
  background: linear-gradient(90deg, transparent, var(--accent) 30%, var(--accent-bright) 50%, var(--accent) 70%, transparent);
}
/* 档3 容器级（demo-shell / 表格外壳）：悬浮投影 */
.demo-shell {
  box-shadow: 0 30px 80px rgba(0,0,0,0.5), 0 0 60px rgba(212,164,74,0.08), 0 0 0 1px rgba(212,164,74,0.06);
}
.table-shell { border-radius: var(--radius); }

/* ---- 表格美化：金色小字表头 + 圆形徽章 ---- */
.spec-table th { color: var(--accent); letter-spacing: 0.14em; font-size: 12px; }
.spec-table td .yes, .spec-table td .plus {
  display: inline-grid; place-items: center;
  min-width: 22px; height: 22px; padding: 0 6px;
  border-radius: 999px; font-size: 12px; text-align: center;
}
.spec-table td .yes {
  color: var(--ok); background: rgba(76, 195, 138, 0.08);
  border: 1px solid rgba(76, 195, 138, 0.3);
}
.spec-table td .plus {
  color: var(--accent); background: rgba(212, 164, 74, 0.08);
  border: 1px solid rgba(212, 164, 74, 0.35);
}

/* ---- 版本对比：推荐列高亮 ---- */
.editions-table th:nth-child(3), .editions-table td:nth-child(3) {
  background: linear-gradient(180deg, rgba(212, 164, 74, 0.07), rgba(212, 164, 74, 0.02));
}
.editions-table th:nth-child(3) { color: var(--accent); }
.editions-table .col-badge {
  display: inline-block; margin-left: 8px;
  font-family: var(--font-display); font-size: 10.5px; font-weight: 700;
  letter-spacing: 0.12em; color: #0a1628;
  background: linear-gradient(92deg, var(--accent-bright), var(--accent));
  border-radius: 999px; padding: 2px 9px; vertical-align: 2px;
}

/* ---- 表格横滑提示（窄屏） ---- */
.table-scroll {
  overflow-x: auto;
  -webkit-mask-image: linear-gradient(90deg, transparent 0, #000 16px);
  mask-image: none;
}

/* ============================================================
   视觉升级 · 第二批：节奏与动态（2026-10-13）
   ============================================================ */

/* ---- 不对称网格：1 大 + 5 小 ---- */
.grid-3.asym { grid-template-columns: repeat(3, 1fr); }
.grid-3.asym .card-featured { grid-row: span 1; }
@media (min-width: 961px) {
  .grid-3.asym > .card:first-child {
    grid-column: span 2;
    display: grid; grid-template-columns: 1.2fr 1fr; gap: 6px 28px; align-items: center;
  }
  .grid-3.asym > .card:first-child .ico { margin-bottom: 14px; }
  .grid-3.asym > .card:first-child h3 { font-size: 24px; }
  .grid-3.asym > .card:first-child p { font-size: 15.5px; }
}

/* ---- 章节头编排式入场：眉标 → 短线 → 标题 → 副标题 ---- */
.sect-head.reveal { opacity: 1; transform: none; transition: none; }
.sect-head.reveal .eyebrow,
.sect-head.reveal .sect-title,
.sect-head.reveal .sect-sub,
.sect-head.reveal .demo-head-line,
.sect-head.reveal .demo-head-sub {
  opacity: 0; transform: translateY(22px);
  transition: opacity 0.7s var(--ease-out), transform 0.7s var(--ease-out);
}
.sect-head.reveal.in .eyebrow { opacity: 1; transform: none; transition-delay: 0s; }
.sect-head.reveal.in .sect-title { opacity: 1; transform: none; transition-delay: 0.1s; }
.sect-head.reveal.in .sect-sub,
.sect-head.reveal.in .demo-head-line,
.sect-head.reveal.in .demo-head-sub { opacity: 1; transform: none; transition-delay: 0.2s; }

/* ---- 卡片 hover 升级为「聚焦」：图标变金 + 标题下划线展开（仅指针设备） ---- */
@media (hover: hover) and (pointer: fine) {
  .card:hover .ico {
    border-color: rgba(212, 164, 74, 0.55);
    box-shadow: 0 0 24px rgba(212, 164, 74, 0.18);
  }
  .card:hover .ico svg { color: var(--accent-bright); }
  .card h3 { position: relative; width: fit-content; }
  .card h3::after {
    content: ""; position: absolute; left: 0; bottom: -3px;
    width: 100%; height: 2px; border-radius: 2px;
    background: linear-gradient(90deg, var(--accent), transparent);
    transform: scaleX(0); transform-origin: left;
    transition: transform 0.5s var(--ease-out);
  }
  .card:hover h3::after { transform: scaleX(1); }
}
@media (hover: none) {
  .card:hover { transform: none; }
}

/* ---- 五步法：步骤连线 + 滚动点亮 ---- */
.arch-step .stage { position: relative; }
.arch-step:not(:last-child)::after {
  content: "›"; position: absolute; right: -13px; top: 50%;
  transform: translateY(-50%); z-index: 2;
  width: 26px; height: 26px; border-radius: 50%;
  display: grid; place-items: center;
  font-size: 15px; color: var(--accent);
  background: var(--bg);
  border: 1px solid rgba(212, 164, 74, 0.45);
  box-shadow: 0 0 12px rgba(212, 164, 74, 0.12);
}
.arch-step { border-top: 2px solid transparent; transition: border-color 0.6s var(--ease-out) 0.2s; }
.reveal.in .arch-step:nth-child(2) { border-top-color: rgba(212,164,74,0.35); transition-delay: 0.15s; }
.reveal.in .arch-step:nth-child(3) { border-top-color: rgba(212,164,74,0.35); transition-delay: 0.3s; }
.reveal.in .arch-step:nth-child(4) { border-top-color: rgba(212,164,74,0.35); transition-delay: 0.45s; }
.reveal.in .arch-step:nth-child(5) { border-top-color: rgba(212,164,74,0.35); transition-delay: 0.6s; }

/* ---- 数字滚动统计带（产品页） ---- */
.stat-band-lite {
  border-block: 1px solid var(--line);
  background:
    radial-gradient(ellipse 50% 100% at 50% 0%, rgba(212, 164, 74, 0.05), transparent 70%),
    var(--bg-soft);
}
.stat-band-lite .grid-4 { padding-block: 46px; }

/* ---- 背景呼吸：技术规格区加深 ---- */
.sect-deep {
  background:
    radial-gradient(ellipse 60% 70% at 50% 0%, rgba(8, 18, 32, 0.9) 0%, transparent 70%),
    linear-gradient(180deg, var(--bg) 0%, #081220 50%, var(--bg) 100%);
}

/* ============================================================
   视觉升级 · 第三批：品牌与内容（2026-10-13）
   ============================================================ */

/* ---- 魔方视觉母题：技战法数据魔方（纯 CSS 3D，2026-10-14 三版） ---- */
.ph-layout { display: flex; align-items: center; gap: 48px; }
.ph-layout .ph-copy { flex: 1; }
.cube-scene {
  flex-shrink: 0; width: 330px; height: 330px;
  position: relative; display: grid; place-items: center;
  perspective: 950px;
}
.cube-glow {
  position: absolute; inset: -8%;
  background: radial-gradient(circle, rgba(212, 164, 74, 0.14), rgba(26, 95, 168, 0.07) 46%, transparent 70%);
  filter: blur(16px); pointer-events: none;
}
.cube-shadow {
  position: absolute; bottom: 4%; left: 50%; transform: translateX(-50%);
  width: 62%; height: 30px;
  background: radial-gradient(ellipse, rgba(212, 164, 74, 0.2), rgba(26, 95, 168, 0.08) 55%, transparent 75%);
  filter: blur(7px); pointer-events: none;
}
.cube-float { animation: cube-float 7s ease-in-out infinite; transform-style: preserve-3d; }
@keyframes cube-float {
  0%, 100% { transform: translateY(0); }
  50%      { transform: translateY(-12px); }
}
.cube3d {
  width: 222px; height: 222px; position: relative;
  transform-style: preserve-3d;
  animation: cube-turn 32s linear infinite;
}
@keyframes cube-turn {
  from { transform: rotateX(-22deg) rotateY(0deg); }
  to   { transform: rotateX(-22deg) rotateY(360deg); }
}
.cface {
  position: absolute; inset: 0;
  display: flex; flex-direction: column; gap: 8px;
  padding: 13px; border-radius: 10px;
  background: linear-gradient(155deg, rgba(18, 40, 72, 0.88), rgba(9, 20, 38, 0.68));
  border: 1px solid rgba(212, 164, 74, 0.45);
  box-shadow: inset 0 0 28px rgba(212, 164, 74, 0.09), 0 0 24px rgba(212, 164, 74, 0.12);
  backface-visibility: visible;
}
/* HUD 科技角标 */
.cface::before, .cface::after {
  content: ""; position: absolute; width: 14px; height: 14px;
  border: 1.5px solid rgba(212, 164, 74, 0.7);
}
.cface::before { top: 5px; left: 5px; border-right: none; border-bottom: none; border-radius: 3px 0 0 0; }
.cface::after  { bottom: 5px; right: 5px; border-left: none; border-top: none; border-radius: 0 0 3px 0; }
/* 面主题标签 */
.cface .ct {
  flex-shrink: 0; text-align: center;
  font-family: var(--font-display); font-size: 11.5px; font-weight: 700;
  letter-spacing: 0.34em; text-indent: 0.34em;
  color: var(--accent-bright);
  text-shadow: 0 0 12px rgba(212, 164, 74, 0.55);
  padding-bottom: 7px;
  border-bottom: 1px solid rgba(212, 164, 74, 0.28);
}
/* 3×3 技战法格 */
.cface .cg {
  flex: 1; display: grid;
  grid-template-columns: repeat(3, 1fr); grid-template-rows: repeat(3, 1fr);
  gap: 6px;
}
.cface .cg i {
  display: flex; align-items: center; justify-content: center;
  font-style: normal; font-size: 11.5px; letter-spacing: 0.03em;
  color: var(--text-dim);
  border: 1px solid rgba(212, 164, 74, 0.18);
  border-radius: 4px;
  background: rgba(212, 164, 74, 0.03);
  white-space: nowrap;
}
/* 高亮技战法：金色 / 蓝色 */
.cface .cg .g {
  color: #f0d494;
  background: linear-gradient(135deg, rgba(234, 198, 110, 0.24), rgba(184, 134, 46, 0.1));
  border-color: rgba(212, 164, 74, 0.62);
  text-shadow: 0 0 10px rgba(212, 164, 74, 0.6);
}
.cface .cg .b {
  color: #bcd9ff;
  background: linear-gradient(135deg, rgba(122, 179, 255, 0.22), rgba(26, 95, 168, 0.1));
  border-color: rgba(122, 179, 255, 0.58);
  text-shadow: 0 0 10px rgba(122, 179, 255, 0.55);
}
/* 呼吸闪烁：数据运算感 */
.cface .cg .p { animation: cell-pulse 3.4s ease-in-out infinite; }
.cface .cg .d1 { animation-delay: 0.6s; }
.cface .cg .d2 { animation-delay: 1.4s; }
.cface .cg .d3 { animation-delay: 2.3s; }
@keyframes cell-pulse {
  0%, 100% { opacity: 0.42; }
  50%      { opacity: 1; }
}
/* 六面定位 */
.cf1 { transform: translateZ(111px); }
.cf2 { transform: rotateY(180deg) translateZ(111px); }
.cf3 { transform: rotateY(90deg) translateZ(111px); }
.cf4 { transform: rotateY(-90deg) translateZ(111px); }
.cf5 { transform: rotateX(90deg) translateZ(111px); }
.cf6 { transform: rotateX(-90deg) translateZ(111px); }
@media (max-width: 960px) { .cube-scene { display: none; } }
@media (prefers-reduced-motion: reduce) {
  .cube3d { animation: none; transform: rotateX(-22deg) rotateY(32deg); }
  .cube-float { animation: none; }
  .cface .cg .p { animation: none; opacity: 1; }
}

/* ---- 数据流能力横带 ---- */
.flow-band { border-block: 1px solid var(--line); background: var(--bg-soft); }
.flow-rail {
  display: flex; align-items: stretch; gap: 0;
  border: 1px solid var(--line); border-radius: var(--radius);
  background: var(--surface); overflow: hidden;
}
.flow-node {
  flex: 1 1 0; padding: 26px 24px; position: relative;
  display: flex; flex-direction: column; gap: 10px;
}
.flow-node h4 {
  font-family: var(--font-display); font-size: 16px; font-weight: 700;
  letter-spacing: 0.06em; color: var(--text);
}
.flow-node .fk {
  font-family: var(--font-mono); font-size: 11px; color: var(--accent);
  letter-spacing: 0.16em;
}
.flow-node ul { display: flex; flex-wrap: wrap; gap: 7px; }
.flow-node li {
  font-size: 12.5px; color: var(--text-dim);
  border: 1px solid var(--line-strong); border-radius: 999px;
  padding: 3px 11px; background: rgba(255,255,255,0.02);
}
.flow-node.engine { background: linear-gradient(180deg, rgba(212,164,74,0.08), rgba(212,164,74,0.02)); }
.flow-node.engine h4 { color: var(--accent-bright); }
.flow-node:not(:last-child)::after {
  content: "→"; position: absolute; right: -11px; top: 50%; z-index: 2;
  transform: translateY(-50%);
  width: 22px; height: 22px; border-radius: 50%;
  display: grid; place-items: center; font-size: 12px;
  color: var(--accent); background: var(--bg-soft);
  border: 1px solid rgba(212, 164, 74, 0.4);
}
@media (max-width: 860px) {
  .flow-rail { flex-direction: column; }
  .flow-node:not(:last-child)::after {
    right: 50%; top: auto; bottom: -11px; transform: translateX(50%) rotate(90deg);
  }
}

/* ---- 安全体系徽章墙 ---- */
.safe-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 22px; }
.safe-card {
  display: flex; gap: 18px; align-items: flex-start;
  padding: 26px 26px;
  background: linear-gradient(160deg, rgba(26, 95, 168, 0.07), rgba(13, 31, 56, 0.5));
  border: 1px solid rgba(122, 179, 255, 0.18);
  border-radius: var(--radius);
  transition: border-color 0.4s, transform 0.4s var(--ease-out);
}
@media (hover: hover) { .safe-card:hover { border-color: rgba(122, 179, 255, 0.45); transform: translateY(-4px); } }
.safe-card .ico {
  background: rgba(122, 179, 255, 0.08);
  border-color: rgba(122, 179, 255, 0.3);
  color: var(--blue); flex-shrink: 0; margin-bottom: 0;
}
.safe-card h3 { font-size: 18px; margin-bottom: 8px; }
.safe-card p { font-size: 14px; color: var(--text-dim); }
@media (max-width: 760px) { .safe-grid { grid-template-columns: 1fr; } }

/* ---- 页脚升级：品牌水印封底 ---- */
footer { overflow: hidden; }
.foot-mark {
  display: block; text-align: center;
  font-family: var(--font-display);
  font-size: clamp(46px, 8vw, 110px); font-weight: 800;
  letter-spacing: 0.06em; line-height: 1;
  color: transparent;
  -webkit-text-stroke: 1px rgba(212, 164, 74, 0.14);
  user-select: none; pointer-events: none;
  margin-bottom: -0.24em;
  white-space: nowrap;
}

/* ---- 演示看点 chips ---- */
.demo-chips {
  display: flex; flex-wrap: wrap; justify-content: center; gap: 8px;
  margin-top: 16px;
}
.demo-chips li {
  font-size: 12.5px; font-weight: 600; color: var(--accent);
  border: 1px solid rgba(212, 164, 74, 0.35);
  background: rgba(212, 164, 74, 0.05);
  border-radius: 999px; padding: 4px 13px;
}

/* ============================================================
   品牌延展：迷你魔方 + logo 小魔方（2026-10-14）
   ============================================================ */

/* ---- 缩小版光格魔方（无文字，可复用） ---- */
.cube-scene.mini { width: 172px; height: 172px; perspective: 720px; }
.cube-scene.mini .cube3d { width: 106px; height: 106px; animation-duration: 20s; }
.cube-scene.mini .cface { padding: 7px; gap: 5px; border-radius: 7px; }
.cube-scene.mini .cface::before, .cube-scene.mini .cface::after { width: 9px; height: 9px; }
.cube-scene.mini .cface .ct { display: none; }
.cube-scene.mini .cg { gap: 5px; }
.cube-scene.mini .cg i { font-size: 0; border-radius: 3px; }
.cube-scene.mini .cf1 { transform: translateZ(53px); }
.cube-scene.mini .cf2 { transform: rotateY(180deg) translateZ(53px); }
.cube-scene.mini .cf3 { transform: rotateY(90deg) translateZ(53px); }
.cube-scene.mini .cf4 { transform: rotateY(-90deg) translateZ(53px); }
.cube-scene.mini .cf5 { transform: rotateX(90deg) translateZ(53px); }
.cube-scene.mini .cf6 { transform: rotateX(-90deg) translateZ(53px); }
.cube-scene.mini .cube-shadow { height: 16px; }

/* ---- 首页 hero：大魔方居中占位（终端卡片已移除） ---- */
.hero-visual .cube-scene { margin-inline: auto; }

/* ---- logo 2D 等距小魔方 ---- */
.logo-mark.cube-logo { width: 36px; height: 36px; background: none; border-radius: 0; }
.logo-mark.cube-logo svg { display: block; filter: drop-shadow(0 0 6px rgba(212, 164, 74, 0.4)); }

/* ============================================================
   首页 hero 大魔方放大版（2026-10-14 二次放大）
   ============================================================ */
.cols-hero { grid-template-columns: 1.08fr 1fr; gap: 48px; }
/* 位置微调：整体右移 22px、上移 30px */
.hero-visual .cube-scene.lg { transform: translate(22px, -30px); }
.cube-scene.lg { width: 545px; height: 545px; perspective: 1600px; }
.cube-scene.lg .cube3d { width: 366px; height: 366px; animation-duration: 40s; }
.cube-scene.lg .cface { padding: 20px; gap: 12px; border-radius: 15px; }
.cube-scene.lg .cface::before, .cube-scene.lg .cface::after { width: 21px; height: 21px; }
.cube-scene.lg .cface .ct { font-size: 16px; padding-bottom: 11px; }
.cube-scene.lg .cg { gap: 10px; }
.cube-scene.lg .cg i { font-size: 16px; border-radius: 7px; }
.cube-scene.lg .cf1 { transform: translateZ(183px); }
.cube-scene.lg .cf2 { transform: rotateY(180deg) translateZ(183px); }
.cube-scene.lg .cf3 { transform: rotateY(90deg) translateZ(183px); }
.cube-scene.lg .cf4 { transform: rotateY(-90deg) translateZ(183px); }
.cube-scene.lg .cf5 { transform: rotateX(90deg) translateZ(183px); }
.cube-scene.lg .cf6 { transform: rotateX(-90deg) translateZ(183px); }
.cube-scene.lg .cube-shadow { height: 44px; }
@media (min-width: 1200px) and (max-width: 1379px) {
  .cube-scene.lg { width: 480px; height: 480px; perspective: 1420px; }
  .cube-scene.lg .cube3d { width: 322px; height: 322px; }
  .cube-scene.lg .cf1 { transform: translateZ(161px); }
  .cube-scene.lg .cf2 { transform: rotateY(180deg) translateZ(161px); }
  .cube-scene.lg .cf3 { transform: rotateY(90deg) translateZ(161px); }
  .cube-scene.lg .cf4 { transform: rotateY(-90deg) translateZ(161px); }
  .cube-scene.lg .cf5 { transform: rotateX(90deg) translateZ(161px); }
  .cube-scene.lg .cf6 { transform: rotateX(-90deg) translateZ(161px); }
  .cube-scene.lg .cface { padding: 18px; gap: 11px; }
  .cube-scene.lg .cg i { font-size: 14.5px; }
  .cube-scene.lg .cface .ct { font-size: 14.5px; }
}