/* ============================================================
   EasiMove 官网样式
   风格基调参考钉钉宜搭：蓝色主调、大标题 + 副标题分节、
   Tab 切换的产品能力探索、卡片网格、渐变底部 CTA。
   零外部依赖，可离线部署。
   ============================================================ */

:root {
  --primary: #1668ff;
  --primary-dark: #0d4fd6;
  --primary-deeper: #0a3fae;
  --cyan: #00b2e8;
  --grad: linear-gradient(135deg, #1668ff 0%, #00b2e8 100%);
  --grad-soft: linear-gradient(135deg, rgba(22, 104, 255, .08), rgba(0, 178, 232, .08));

  --ink: #0c1c3a;
  --ink-2: #33415e;
  --muted: #64708a;
  --line: #e6ebf5;
  --bg: #f6f8fc;
  --white: #fff;

  --ok: #16b777;
  --warn: #f5a623;

  --radius: 16px;
  --shadow-sm: 0 2px 10px rgba(13, 44, 105, .06);
  --shadow-md: 0 14px 36px rgba(13, 44, 105, .10);
  --shadow-lg: 0 30px 70px rgba(13, 44, 105, .18);
  --container: 1200px;

  --font: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue",
    "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Source Han Sans SC", sans-serif;
}

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

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

body {
  font-family: var(--font);
  color: var(--ink-2);
  font-size: 16px;
  line-height: 1.7;
  background: var(--white);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

a { color: inherit; text-decoration: none; }
ul { list-style: none; }
img, svg { display: block; }
button { font-family: inherit; border: 0; background: none; cursor: pointer; color: inherit; }

.container {
  width: min(var(--container), 100% - 48px);
  margin-inline: auto;
}
.container-narrow { width: min(860px, 100% - 48px); }

/* ---------- 通用图标 ---------- */
.ic {
  width: 18px; height: 18px; flex: none;
  fill: none; stroke: currentColor;
  stroke-width: 2; stroke-linecap: round; stroke-linejoin: round;
}

/* ---------- 按钮 ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  height: 46px; padding: 0 26px;
  border-radius: 10px;
  font-size: 15px; font-weight: 600; line-height: 1;
  transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease, background .2s ease;
  white-space: nowrap;
}
.btn .ic { width: 17px; height: 17px; }
.btn-primary {
  color: #fff; background: var(--grad);
  box-shadow: 0 10px 26px rgba(22, 104, 255, .32);
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 14px 32px rgba(22, 104, 255, .4); }
.btn-ghost {
  color: var(--ink); background: var(--white); border: 1px solid var(--line);
}
.btn-ghost:hover { border-color: var(--primary); color: var(--primary); transform: translateY(-2px); }
.btn-light { background: #fff; color: var(--primary-dark); box-shadow: 0 12px 30px rgba(6, 32, 84, .25); }
.btn-light:hover { transform: translateY(-2px); }
.btn-outline { border: 1px solid rgba(255, 255, 255, .55); color: #fff; }
.btn-outline:hover { background: rgba(255, 255, 255, .12); transform: translateY(-2px); }
.btn-lg { height: 54px; padding: 0 34px; font-size: 16px; border-radius: 12px; }
.btn-sm { height: 38px; padding: 0 18px; font-size: 14px; border-radius: 8px; }

/* ---------- 顶部公告 ---------- */
.announce {
  position: relative;
  background: var(--grad);
  color: #fff; font-size: 13.5px;
}
.announce-inner {
  display: flex; align-items: center; justify-content: center; gap: 18px;
  padding: 9px 44px 9px 0;
}
.announce-text strong { font-weight: 700; margin-right: 6px; }
.announce-link {
  display: inline-flex; align-items: center; gap: 4px;
  font-weight: 600; opacity: .95;
  border-bottom: 1px solid rgba(255, 255, 255, .45);
  padding-bottom: 1px;
}
.announce-link .ic { width: 14px; height: 14px; }
.announce-link:hover { opacity: 1; }
.announce-close {
  position: absolute; right: 16px; top: 50%; transform: translateY(-50%);
  display: grid; place-items: center;
  width: 26px; height: 26px; border-radius: 4px;
  opacity: .8; color: #fff;
}
.announce-close:hover { opacity: 1; background: rgba(255, 255, 255, .15); }
.announce-close .ic { width: 14px; height: 14px; }
.announce.hidden { display: none; }

/* ---------- 导航 ---------- */
.header {
  position: sticky; top: 0; z-index: 100;
  background: rgba(255, 255, 255, .86);
  backdrop-filter: saturate(1.6) blur(14px);
  -webkit-backdrop-filter: saturate(1.6) blur(14px);
  border-bottom: 1px solid transparent;
  transition: border-color .25s ease, box-shadow .25s ease;
}
.header.scrolled { border-color: var(--line); box-shadow: 0 6px 24px rgba(13, 44, 105, .07); }
.header-inner {
  display: flex; align-items: center; gap: 36px;
  height: 70px;
}
.brand { display: inline-flex; align-items: center; gap: 11px; margin-right: auto; }
.brand-mark { width: 38px; height: 38px; filter: drop-shadow(0 4px 10px rgba(22, 104, 255, .3)); }
.brand-text { display: flex; flex-direction: column; line-height: 1.15; }
.brand-name { font-size: 21px; font-weight: 800; color: var(--ink); letter-spacing: 3px; margin-right: -3px; }
.brand-slogan { font-size: 11px; color: var(--muted); letter-spacing: 3px; }

.nav { display: flex; align-items: center; gap: 4px; }
.nav a {
  padding: 8px 14px; border-radius: 8px;
  font-size: 15px; color: var(--ink-2); font-weight: 500;
  transition: color .2s, background .2s;
}
.nav a:hover { color: var(--primary); background: rgba(22, 104, 255, .07); }
.header-actions { display: flex; align-items: center; gap: 10px; }
.nav-toggle {
  display: none; width: 40px; height: 40px;
  border-radius: 8px; color: var(--ink);
  align-items: center; justify-content: center;
}
.nav-toggle:hover { background: var(--bg); }
.nav-toggle .ic { width: 22px; height: 22px; }

/* ---------- Hero ---------- */
.hero {
  position: relative;
  padding: 88px 0 96px;
  background:
    radial-gradient(900px 460px at 82% -6%, rgba(0, 178, 232, .13), transparent 62%),
    radial-gradient(760px 420px at 12% 4%, rgba(22, 104, 255, .10), transparent 60%),
    linear-gradient(180deg, #f2f7ff 0%, #fafcff 58%, #fff 100%);
  overflow: hidden;
}
.hero-deco {
  position: absolute; border-radius: 50%; pointer-events: none;
  background: var(--grad); opacity: .1; filter: blur(2px);
}
.hero-deco-a { width: 220px; height: 220px; right: -60px; top: 120px; }
.hero-deco-b { width: 140px; height: 140px; left: -40px; bottom: 60px; opacity: .07; }

.hero-inner { position: relative; text-align: center; }
.hero-badge {
  display: inline-flex; align-items: center; gap: 11px;
  padding: 11px 28px; border-radius: 999px;
  background: rgba(255, 255, 255, .92);
  border: 1.5px solid rgba(22, 104, 255, .3);
  box-shadow: 0 4px 16px rgba(22, 104, 255, .12);
  font-size: 16px; font-weight: 700; color: var(--primary-dark);
  letter-spacing: .5px;
}
.hero-badge .dot {
  width: 10px; height: 10px; border-radius: 50%;
  background: var(--grad);
  box-shadow: 0 0 0 4px rgba(22, 104, 255, .14);
  animation: pulse-dot 2.2s infinite;
}
@keyframes pulse-dot {
  0%, 100% { box-shadow: 0 0 0 4px rgba(22, 104, 255, .14); }
  50% { box-shadow: 0 0 0 8px rgba(22, 104, 255, .05); }
}

.hero-title {
  margin: 26px auto 0;
  font-size: clamp(38px, 5.2vw, 62px);
  line-height: 1.22; font-weight: 800; color: var(--ink);
  letter-spacing: .5px;
}
.grad-text {
  background: var(--grad);
  -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent; color: transparent;
}
.hero-sub {
  margin: 22px auto 0; max-width: 720px;
  font-size: clamp(15px, 1.6vw, 17.5px); color: var(--muted);
}
.hero-br { display: inline; }

.hero-chips {
  display: flex; flex-wrap: wrap; justify-content: center; gap: 10px;
  margin-top: 30px;
}
.hero-chips a {
  padding: 8px 18px; border-radius: 999px;
  background: #fff; border: 1px solid var(--line);
  font-size: 13.5px; font-weight: 500; color: var(--ink-2);
  box-shadow: var(--shadow-sm);
  transition: all .2s ease;
}
.hero-chips a:hover {
  border-color: rgba(22, 104, 255, .5); color: var(--primary);
  transform: translateY(-2px);
}
.hero-chips a.more { color: var(--primary); font-weight: 600; }
.hero-chips a.more .ic { width: 14px; height: 14px; display: inline; vertical-align: -2px; }

.hero-actions {
  display: flex; flex-wrap: wrap; justify-content: center; gap: 16px;
  margin-top: 38px;
}

/* ---------- Hero 界面示意 ---------- */
.hero-mock { position: relative; max-width: 920px; margin: 68px auto 0; }
.mock-browser {
  background: #fff; border: 1px solid var(--line);
  border-radius: 18px; box-shadow: var(--shadow-lg);
  overflow: hidden;
}
.mock-chrome {
  display: flex; align-items: center; gap: 14px;
  padding: 12px 18px;
  background: #fafafa; border-bottom: 1px solid var(--line);
}
.mock-dots { display: flex; gap: 6px; }
.mock-dots i { width: 10px; height: 10px; border-radius: 50%; background: #dfe6f3; }
.mock-dots i:first-child { background: #ffb1ac; }
.mock-dots i:nth-child(2) { background: #ffd88f; }
.mock-dots i:nth-child(3) { background: #a8e6b4; }
.mock-url {
  flex: 1; max-width: 420px; margin-inline: auto;
  background: #fff; border: 1px solid var(--line); border-radius: 999px;
  padding: 5px 16px; text-align: center;
  font-size: 12px; color: var(--muted);
  overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
}
.mock-live {
  display: inline-flex; align-items: center; gap: 7px;
  font-size: 12px; font-weight: 600; color: var(--primary-dark);
  background: rgba(22, 104, 255, .09); border-radius: 999px; padding: 4px 12px;
}
.mock-live .pulse {
  width: 7px; height: 7px; border-radius: 50%; background: var(--primary);
  animation: pulse-dot 1.6s infinite;
}

.mock-body { padding: 22px 24px 24px; }
.mock-flow {
  display: grid; grid-template-columns: 1fr 150px 1fr; gap: 14px;
  align-items: stretch;
}
.mock-col {
  border: 1px solid var(--line); border-radius: 14px;
  padding: 14px 16px; background: linear-gradient(180deg, #fbfcff, #fff);
}
.mock-col-head {
  display: flex; align-items: center; gap: 10px;
  padding-bottom: 12px; margin-bottom: 12px;
  border-bottom: 1px dashed var(--line);
}
.mock-col-head b { display: block; font-size: 14px; color: var(--ink); line-height: 1.3; }
.mock-col-head small { display: block; font-size: 11px; color: var(--muted); }
.mock-list li {
  display: flex; align-items: center; justify-content: space-between;
  padding: 7px 2px; font-size: 13px; color: var(--ink-2);
}
.mock-list li + li { border-top: 1px solid #f2f5fb; }
.mock-list span { display: flex; align-items: center; gap: 6px; }
.mock-list em { font-style: normal; color: var(--muted); font-size: 12.5px; }
.st { font-weight: 600; }
.st-done { color: var(--ok); }
.st-run { color: var(--primary); }
.st-wait { color: #9aa6bf; }
.mock-bar {
  margin-top: 10px; height: 6px; border-radius: 999px;
  background: #edf1f9; overflow: hidden;
}
.mock-bar i {
  display: block; height: 100%; border-radius: inherit;
  background: var(--grad);
  animation: bar-grow 1.8s ease-out both;
}
@keyframes bar-grow { from { width: 0; } }

/* 平台图标：白色芯片承托官方 App 图标（assets/logos/，源自各平台官方上架应用） */
.plat {
  display: inline-flex; align-items: center; justify-content: center;
  width: 38px; height: 38px; border-radius: 11px;
  background: #fff; border: 1px solid var(--line);
  box-shadow: 0 2px 6px rgba(13, 44, 105, .08);
  flex: none;
}
.plat img { width: 26px; height: 26px; border-radius: 7px; }

.mock-mid {
  position: relative;
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  gap: 0; padding: 10px 0;
}
.mid-label { font-size: 11.5px; color: var(--muted); white-space: nowrap; }
.mid-arrow {
  position: relative; width: 100%; height: 2px; margin-top: 14px;
  background: linear-gradient(90deg, rgba(22,104,255,.15), rgba(0,178,232,.65));
  border-radius: 2px;
}
.mid-arrow::after {
  content: ""; position: absolute; right: -6px; top: 50%;
  transform: translateY(-50%) rotate(42deg);
  border: solid rgba(0, 178, 232, .95); border-width: 0 3px 3px 0;
  padding: 7px;
}
.mid-dots { position: relative; width: 100%; height: 8px; margin-top: 12px; }
.mid-dots i {
  position: absolute; top: 0;
  width: 8px; height: 8px; border-radius: 50%;
  background: var(--primary);
  animation: dot-flow 2.4s linear infinite;
}
.mid-dots i:nth-child(2) { animation-delay: .8s; background: #4d93ff; }
.mid-dots i:nth-child(3) { animation-delay: 1.6s; background: var(--cyan); }
@keyframes dot-flow {
  0% { left: 0; opacity: 0; }
  12% { opacity: 1; }
  88% { opacity: 1; }
  100% { left: calc(100% - 8px); opacity: 0; }
}
.mid-tag {
  margin-top: 14px;
  font-size: 11px; color: var(--primary-dark); font-weight: 600;
  background: rgba(22, 104, 255, .08);
  border: 1px solid rgba(22, 104, 255, .16);
  padding: 3px 10px; border-radius: 999px; white-space: nowrap;
}

.mock-foot {
  display: flex; align-items: center; gap: 16px;
  margin-top: 20px; padding-top: 18px;
  border-top: 1px solid var(--line);
  font-size: 13px; color: var(--muted);
}
.mock-foot b { color: var(--ink); font-variant-numeric: tabular-nums; }
.mock-progress {
  flex: 1; height: 8px; border-radius: 999px;
  background: #edf1f9; overflow: hidden;
}
.mock-progress i {
  display: block; height: 100%; border-radius: inherit;
  background: var(--grad);
  animation: bar-grow 1.8s ease-out both;
}

.float-card {
  position: absolute; z-index: 2;
  display: flex; align-items: center; gap: 12px;
  background: #fff; border: 1px solid var(--line);
  border-radius: 14px; padding: 13px 18px;
  box-shadow: var(--shadow-md);
  animation: floaty 5.5s ease-in-out infinite;
}
.float-card b { display: block; font-size: 13.5px; color: var(--ink); line-height: 1.35; }
.float-card small { display: block; font-size: 11.5px; color: var(--muted); }
.fc-ic {
  display: grid; place-items: center; width: 38px; height: 38px;
  border-radius: 10px; background: rgba(22, 104, 255, .1); color: var(--primary);
}
.fc-ic.ok { background: rgba(22, 183, 119, .12); color: var(--ok); }
.float-a { right: -34px; top: 66px; }
.float-b { left: -40px; bottom: 42px; animation-delay: -2.7s; }
@keyframes floaty {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-10px); }
}

/* ---------- 数据背书 ---------- */
.stats { border-block: 1px solid var(--line); background: #fff; }
.stats-grid {
  display: grid; grid-template-columns: repeat(4, 1fr);
  padding: 44px 0;
}
.stat { text-align: center; position: relative; }
.stat + .stat::before {
  content: ""; position: absolute; left: 0; top: 50%; transform: translateY(-50%);
  height: 52px; width: 1px; background: var(--line);
}
.stat b {
  display: flex; align-items: baseline; justify-content: center; gap: 2px;
  font-size: 44px; font-weight: 800; line-height: 1.1;
  background: var(--grad);
  -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent; color: transparent;
  font-variant-numeric: tabular-nums;
}
.stat b i { font-style: normal; font-size: 28px; }
.stat > span { display: block; margin-top: 8px; font-size: 15.5px; font-weight: 600; color: var(--ink); }
.stat small { display: block; margin-top: 3px; font-size: 12.5px; color: var(--muted); }

/* ---------- 通用分节 ---------- */
.section { padding: 96px 0; }
.section-tint { background: var(--bg); }

.sec-head { text-align: center; max-width: 680px; margin: 0 auto 56px; }
.sec-eyebrow {
  display: inline-block;
  padding: 5px 15px; border-radius: 999px;
  font-size: 13px; font-weight: 600; letter-spacing: 1px;
  color: var(--primary); background: rgba(22, 104, 255, .08);
  border: 1px solid rgba(22, 104, 255, .16);
}
.sec-title {
  margin-top: 18px;
  font-size: clamp(27px, 3.4vw, 38px);
  font-weight: 800; color: var(--ink); line-height: 1.3; letter-spacing: .5px;
}
.sec-sub { margin-top: 14px; font-size: 15.5px; color: var(--muted); }

/* ---------- 迁移方向 ---------- */
.routes-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px;
  align-items: stretch;
}
.route {
  position: relative;
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius);
  padding: 30px 28px;
  transition: transform .25s ease, box-shadow .25s ease, border-color .25s ease;
}
.route:hover { transform: translateY(-5px); box-shadow: var(--shadow-md); border-color: rgba(22, 104, 255, .3); }
.route-hot {
  border: 1.5px solid rgba(22, 104, 255, .45);
  background: linear-gradient(180deg, rgba(22, 104, 255, .045), #fff 46%);
  box-shadow: 0 16px 44px rgba(22, 104, 255, .12);
}
.route-top { display: flex; align-items: center; gap: 12px; margin-bottom: 20px; }
.route-arrow { color: #b9c6dd; width: 22px; height: 22px; }
.badge {
  margin-left: auto;
  font-size: 12px; font-weight: 700; letter-spacing: .5px;
  padding: 4px 12px; border-radius: 999px;
}
.badge-live { color: #0d8f63; background: rgba(22, 183, 119, .13); border: 1px solid rgba(22, 183, 119, .3); }
.badge-soon { color: #b06a00; background: rgba(245, 166, 35, .13); border: 1px solid rgba(245, 166, 35, .35); }
.route h3 { font-size: 19px; font-weight: 700; color: var(--ink); }
.route > p { margin-top: 9px; font-size: 14px; color: var(--muted); }
.tick-list { margin-top: 16px; display: grid; gap: 9px; }
.tick-list li {
  position: relative; padding-left: 26px;
  font-size: 14px; color: var(--ink-2);
}
.tick-list li::before {
  content: ""; position: absolute; left: 0; top: 4px;
  width: 16px; height: 16px; border-radius: 50%;
  background: rgba(22, 183, 119, .13) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%2316b777' stroke-width='3.4' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M20 6 9 17l-5-5'/%3E%3C/svg%3E") center / 10px no-repeat;
}
.tick-list.lg li { font-size: 14.5px; padding-left: 30px; }
.tick-list.lg li::before { top: 5px; width: 18px; height: 18px; }
.tick-list.lg b { color: var(--ink); font-weight: 700; }

/* ---------- 分段 Tab（模块筛选） ---------- */
.seg-tabs-wrap { text-align: center; margin-bottom: 34px; }
.seg-tabs {
  display: inline-flex; gap: 4px;
  padding: 5px; border-radius: 12px;
  background: #e9eef8;
}
.seg-tabs button {
  padding: 9px 24px; border-radius: 9px;
  font-size: 14.5px; font-weight: 600; color: var(--muted);
  transition: all .2s ease;
}
.seg-tabs button:hover { color: var(--primary); }
.seg-tabs button.active {
  background: #fff; color: var(--primary-dark);
  box-shadow: 0 3px 10px rgba(13, 44, 105, .1);
}
.seg-tabs-wrap { text-align: center; }

/* ---------- 模块卡片 ---------- */
.module-grid {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px;
}
.module-card {
  background: #fff; border: 1px solid var(--line); border-radius: 14px;
  padding: 22px 22px 24px;
  transition: transform .22s ease, box-shadow .22s ease, border-color .22s ease;
}
.module-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: rgba(22, 104, 255, .32);
}
.module-card.hide { display: none; }
.mc-top { display: flex; align-items: center; justify-content: space-between; margin-bottom: 14px; }
.mc-ic {
  display: grid; place-items: center;
  width: 42px; height: 42px; border-radius: 11px;
  background: rgba(22, 104, 255, .09); color: var(--primary);
  transition: all .22s ease;
}
.mc-ic .ic { width: 21px; height: 21px; }
.module-card:hover .mc-ic { background: var(--grad); color: #fff; box-shadow: 0 8px 18px rgba(22, 104, 255, .32); }
.chip {
  font-size: 11.5px; font-weight: 600; letter-spacing: .5px;
  padding: 3px 10px; border-radius: 999px;
  color: var(--muted); background: #eef1f8;
}
.chip-hot { color: #e63c3c; background: rgba(230, 60, 60, .09); }
.chip-new { color: #0d8f63; background: rgba(22, 183, 119, .12); }
.chip-dim { color: #7d63d8; background: rgba(125, 99, 216, .1); font-weight: 500; }
.chip-feishu { color: #3370ff; background: rgba(51, 112, 255, .1); font-weight: 600; }
.module-card h3 { font-size: 16.5px; font-weight: 700; color: var(--ink); }
.module-card p { margin-top: 7px; font-size: 13.5px; color: var(--muted); line-height: 1.65; }

/* ---------- 产品能力 Tab ---------- */
.cap-tabs {
  display: flex; flex-wrap: wrap; justify-content: center; gap: 10px;
  margin-bottom: 42px;
}
.cap-tabs button {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 11px 22px; border-radius: 11px;
  border: 1px solid var(--line); background: #fff;
  font-size: 14.5px; font-weight: 600; color: var(--ink-2);
  transition: all .2s ease;
}
.cap-tabs button:hover { border-color: rgba(22, 104, 255, .45); color: var(--primary); }
.cap-tabs button.active {
  background: var(--grad); border-color: transparent; color: #fff;
  box-shadow: 0 10px 24px rgba(22, 104, 255, .3);
}
.cap-tabs .ic { width: 17px; height: 17px; }

.cap-panels {
  background: #fff; border: 1px solid var(--line); border-radius: 20px;
  box-shadow: var(--shadow-md);
  padding: 48px 52px;
}
.cap-panel {
  display: none;
  grid-template-columns: 1.05fr .95fr; gap: 52px; align-items: center;
}
.cap-panel.active { display: grid; animation: fade-up .45s ease both; }
@keyframes fade-up {
  from { opacity: 0; transform: translateY(12px); }
  to { opacity: 1; transform: none; }
}
.cap-text h3 { font-size: 25px; font-weight: 800; color: var(--ink); letter-spacing: .3px; }
.cap-lead { margin-top: 13px; font-size: 15px; color: var(--ink-2); }
.cap-text .tick-list { margin-top: 22px; gap: 13px; }

.cap-visual { display: flex; justify-content: center; }
.viz {
  width: 100%; max-width: 400px;
  background: linear-gradient(180deg, #f8fbff, #fff);
  border: 1px solid var(--line); border-radius: 16px;
  padding: 24px;
  box-shadow: var(--shadow-sm);
}

/* 双模可视化 */
.viz-dual { display: grid; gap: 14px; text-align: center; }
.viz-mode {
  border: 1px solid rgba(22, 104, 255, .22); border-radius: 12px;
  background: rgba(22, 104, 255, .05);
  padding: 16px 14px;
}
.viz-mode b { display: block; font-size: 15.5px; color: var(--ink); margin-top: 7px; }
.viz-mode small { display: block; font-size: 12.5px; color: var(--muted); margin-top: 3px; }
.viz-badge {
  display: inline-block; font-size: 11.5px; font-weight: 700; letter-spacing: 1px;
  color: var(--primary-dark); background: #fff;
  border: 1px solid rgba(22, 104, 255, .3); border-radius: 999px;
  padding: 3px 12px;
}
.viz-badge-run { color: #0d8f63; border-color: rgba(22, 183, 119, .35); }
.viz-core {
  display: inline-flex; align-items: center; gap: 9px; justify-content: center;
  font-size: 13px; font-weight: 700; color: var(--primary-dark);
}
.viz-core .ic { width: 17px; height: 17px; }
.viz-core::before, .viz-core::after {
  content: ""; height: 1px; flex: 1;
  background: linear-gradient(90deg, transparent, #c6d4ec);
}
.viz-core::after { background: linear-gradient(90deg, #c6d4ec, transparent); }

/* 决策表单可视化 */
.viz-form { display: grid; gap: 13px; }
.vf-row {
  display: grid; grid-template-columns: auto 1fr; align-items: center; column-gap: 12px;
  background: #fff; border: 1px solid var(--line); border-radius: 11px;
  padding: 12px 15px; font-size: 13.5px; color: var(--ink);
}
.vf-row small { grid-column: 1 / -1; font-size: 11.5px; color: var(--muted); margin-top: 2px; }
.vf-row .switch {
  justify-self: end;
  width: 38px; height: 21px; border-radius: 999px;
  background: #d5dcea; position: relative; transition: background .25s;
}
.vf-row .switch::after {
  content: ""; position: absolute; top: 2.5px; left: 3px;
  width: 16px; height: 16px; border-radius: 50%; background: #fff;
  box-shadow: 0 1px 4px rgba(0, 0, 0, .25);
  transition: left .25s;
}
.vf-row .switch.on { background: var(--primary); }
.vf-row .switch.on::after { left: 19px; }
.radio-group { justify-self: end; display: inline-flex; gap: 6px; flex-wrap: wrap; }
.radio-group i {
  font-style: normal; font-size: 11.5px; font-weight: 500;
  color: var(--muted); background: #eef1f8;
  border-radius: 999px; padding: 4px 11px;
}
.radio-group i.on { color: #fff; background: var(--grad); font-weight: 600; }

/* 预检清单可视化 */
.viz-check { display: grid; gap: 11px; }
.vc-row {
  display: flex; align-items: center; gap: 11px;
  background: #fff; border: 1px solid var(--line); border-radius: 11px;
  padding: 12px 15px; font-size: 13.5px; color: var(--ink-2);
}
.vc-row .ic { width: 17px; height: 17px; }
.vc-row.ok .ic { color: var(--ok); }
.vc-row.warn { border-color: rgba(245, 166, 35, .5); background: rgba(245, 166, 35, .05); }
.vc-row.warn .ic { color: var(--warn); }
.vc-row span { margin-left: auto; font-size: 12px; font-weight: 700; color: var(--ok); }
.vc-row.warn span { color: #b06a00; }
.vc-result {
  margin-top: 4px; text-align: center;
  font-size: 13px; color: var(--muted);
  padding: 11px; border-radius: 10px;
  background: rgba(245, 166, 35, .08); border: 1px dashed rgba(245, 166, 35, .45);
}
.vc-result b { color: #b06a00; }

/* 时间线可视化 */
.viz-timeline { display: grid; gap: 0; }
.tl-row {
  position: relative;
  display: flex; align-items: center; gap: 13px;
  padding: 12px 6px 12px 2px; font-size: 13.5px; color: var(--ink-2);
}
.tl-row + .tl-row { border-top: 1px dashed var(--line); }
.tl-row i {
  width: 22px; height: 22px; border-radius: 50%; flex: none;
  border: 2px solid #d5dcea; background: #fff;
}
.tl-row.done i { border-color: var(--ok); background: rgba(22, 183, 119, .12) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%2316b777' stroke-width='3.6' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M20 6 9 17l-5-5'/%3E%3C/svg%3E") center / 11px no-repeat; }
.tl-row.pause i { border-color: var(--warn); background: rgba(245, 166, 35, .15); }
.tl-row.resume i { border-color: var(--primary); background: rgba(22, 104, 255, .1); }
.tl-row span { font-weight: 600; color: var(--ink); }
.tl-row em { margin-left: auto; font-style: normal; font-size: 12.5px; color: var(--muted); font-variant-numeric: tabular-nums; }
.tl-row.pause em { color: #b06a00; font-weight: 600; }
.tl-row.resume em { color: var(--primary); font-weight: 600; }

/* 表格可视化 */
.viz-table { display: grid; gap: 8px; font-variant-numeric: tabular-nums; }
.vt-row {
  display: grid; grid-template-columns: 1.3fr .9fr .9fr 1.1fr;
  align-items: center; text-align: center;
  background: #fff; border: 1px solid var(--line); border-radius: 10px;
  padding: 11px 8px; font-size: 13px; color: var(--ink-2);
}
.vt-row span:first-child { text-align: left; padding-left: 10px; font-weight: 600; color: var(--ink); }
.vt-row.vt-head {
  background: #eef3fc; border-color: transparent; color: var(--muted);
  font-size: 12px; font-weight: 600;
}
.vt-row.vt-head span:first-child { color: var(--muted); }
.vt-row em { font-style: normal; font-size: 11.5px; font-weight: 700; }
.vt-row em.ok { color: var(--ok); }
.vt-row em.warn { color: #b06a00; }

/* 实时日志可视化 */
.viz-log { display: grid; gap: 16px; }
.vl-progress { display: flex; align-items: center; gap: 14px; }
.vl-progress .mock-progress { height: 10px; }
.vl-progress b { font-size: 15px; color: var(--primary-dark); font-variant-numeric: tabular-nums; }
.vl-lines { display: grid; gap: 9px; }
.vl-lines p {
  display: flex; align-items: flex-start; gap: 10px;
  font-size: 12.5px; color: var(--ink-2); line-height: 1.55;
  background: #fff; border: 1px solid var(--line); border-radius: 9px;
  padding: 10px 13px;
}
.vl-lines i { width: 8px; height: 8px; border-radius: 50%; flex: none; margin-top: 6px; }
.lg-ok { background: var(--ok); }
.lg-warn { background: var(--warn); }

/* ---------- 流程步骤 ---------- */
.steps {
  position: relative;
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 26px;
}
.steps::before {
  content: ""; position: absolute; top: 37px; left: 12%; right: 12%;
  height: 2px;
  background: repeating-linear-gradient(90deg, #c9d6ee 0 10px, transparent 10px 20px);
}
.step { position: relative; text-align: center; padding: 0 6px; }
.step-ic {
  position: relative; z-index: 1;
  display: inline-flex; align-items: center; justify-content: center;
  width: 74px; height: 74px; border-radius: 22px;
  background: #fff; border: 1px solid var(--line);
  color: var(--primary); box-shadow: var(--shadow-sm);
  transition: all .25s ease;
}
.step-ic .ic { width: 30px; height: 30px; }
.step:hover .step-ic {
  background: var(--grad); color: #fff; border-color: transparent;
  box-shadow: 0 14px 30px rgba(22, 104, 255, .3);
  transform: translateY(-3px);
}
.step-no {
  position: absolute; top: -6px; margin-left: 46px; z-index: 2;
  font-size: 12px; font-weight: 800; color: #fff;
  background: var(--grad); border-radius: 999px; padding: 3px 10px;
  box-shadow: 0 4px 10px rgba(22, 104, 255, .35);
}
.step h3 { margin-top: 20px; font-size: 17.5px; font-weight: 700; color: var(--ink); }
.step p { margin-top: 9px; font-size: 13.5px; color: var(--muted); }

/* ---------- 安全保障 ---------- */
.sec-grid { display: grid; gap: 20px; }
.sec-grid-3 { grid-template-columns: repeat(3, 1fr); }
.sec-card {
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius);
  padding: 28px 26px;
  transition: transform .22s ease, box-shadow .22s ease, border-color .22s ease;
}
.sec-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); border-color: rgba(22, 104, 255, .3); }
.sec-card-accent {
  background: linear-gradient(160deg, rgba(22, 104, 255, .06), #fff 55%);
  border-color: rgba(22, 104, 255, .35);
}
.sc-ic {
  display: grid; place-items: center;
  width: 48px; height: 48px; border-radius: 13px;
  background: rgba(22, 104, 255, .09); color: var(--primary);
  margin-bottom: 17px;
}
.sc-ic .ic { width: 23px; height: 23px; }
.sec-card h3 { font-size: 17px; font-weight: 700; color: var(--ink); }
.sec-card p { margin-top: 8px; font-size: 13.5px; color: var(--muted); }

/* ---------- 场景 ---------- */
.scene-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.scene-card {
  position: relative; overflow: hidden;
  background: #fff; border: 1px solid var(--line); border-radius: 18px;
  padding: 34px 30px 30px;
  transition: transform .25s ease, box-shadow .25s ease;
}
.scene-card::before {
  content: ""; position: absolute; inset: 0 0 auto; height: 4px;
  background: var(--grad); opacity: 0; transition: opacity .25s;
}
.scene-card:hover { transform: translateY(-5px); box-shadow: var(--shadow-md); }
.scene-card:hover::before { opacity: 1; }
.scene-ic {
  display: grid; place-items: center;
  width: 56px; height: 56px; border-radius: 16px;
  background: var(--grad); color: #fff;
  box-shadow: 0 10px 24px rgba(22, 104, 255, .28);
  margin-bottom: 20px;
}
.scene-ic .ic { width: 26px; height: 26px; }
.scene-card h3 { font-size: 19px; font-weight: 700; color: var(--ink); display: inline-block; }
.scene-tag {
  display: inline-block; margin-left: 10px; vertical-align: 3px;
  font-size: 12px; font-weight: 600; color: var(--primary);
  background: rgba(22, 104, 255, .08); border-radius: 999px; padding: 3px 11px;
}
.scene-card > p:last-child { margin-top: 12px; font-size: 14px; color: var(--muted); }

/* ---------- FAQ ---------- */
.faq-list { display: grid; gap: 14px; }
.faq {
  background: #fff; border: 1px solid var(--line); border-radius: 14px;
  overflow: hidden; transition: border-color .2s, box-shadow .2s;
}
.faq[open] { border-color: rgba(22, 104, 255, .35); box-shadow: var(--shadow-sm); }
.faq summary {
  display: flex; align-items: center; justify-content: space-between; gap: 16px;
  padding: 19px 24px;
  font-size: 15.5px; font-weight: 600; color: var(--ink);
  cursor: pointer; list-style: none;
  -webkit-user-select: none; user-select: none;
}
.faq summary::-webkit-details-marker { display: none; }
.faq-plus {
  position: relative; flex: none;
  width: 22px; height: 22px; border-radius: 50%;
  background: rgba(22, 104, 255, .09); color: var(--primary);
  transition: transform .25s ease, background .25s;
}
.faq-plus::before, .faq-plus::after {
  content: ""; position: absolute; top: 50%; left: 50%;
  width: 10px; height: 2px; border-radius: 2px;
  background: var(--primary); transform: translate(-50%, -50%);
}
.faq-plus::after { transform: translate(-50%, -50%) rotate(90deg); transition: transform .25s; }
.faq[open] .faq-plus { background: var(--grad); }
.faq[open] .faq-plus::before, .faq[open] .faq-plus::after { background: #fff; }
.faq[open] .faq-plus::after { transform: translate(-50%, -50%) rotate(0); }
.faq-body { padding: 0 24px 20px; }
.faq-body p { font-size: 14.5px; color: var(--muted); }

/* ---------- 底部 CTA ---------- */
.cta-band {
  position: relative; overflow: hidden;
  padding: 88px 0 92px;
  background: linear-gradient(130deg, #0a3fae 0%, #1668ff 48%, #00a8dd 100%);
  color: #fff; text-align: center;
}
.cta-deco {
  position: absolute; border-radius: 50%;
  border: 1.5px solid rgba(255, 255, 255, .16); pointer-events: none;
}
.cta-deco-a { width: 420px; height: 420px; left: -130px; top: -160px; }
.cta-deco-b { width: 520px; height: 520px; right: -180px; bottom: -260px; border-style: dashed; }
.cta-inner { position: relative; }
.cta-band h2 {
  font-size: clamp(28px, 3.6vw, 40px); font-weight: 800; letter-spacing: 1px;
}
.cta-band > .container > p { margin-top: 15px; font-size: 16.5px; opacity: .92; }
.cta-actions {
  display: flex; flex-wrap: wrap; justify-content: center; gap: 16px;
  margin-top: 34px;
}
.cta-band small {
  display: block; margin-top: 26px; font-size: 12.5px; opacity: .72; letter-spacing: .5px;
}

/* ---------- 页脚 ---------- */
.footer { background: #0b1830; color: #93a3c2; }
.footer-grid {
  display: grid; grid-template-columns: 1.6fr 1fr 1fr 1fr; gap: 40px;
  padding: 60px 0 48px;
}
.footer-brand p { margin-top: 18px; font-size: 13.5px; line-height: 1.85; }
.footer .brand-name { color: #fff; }
.footer-col h4 {
  font-size: 14px; font-weight: 700; color: #fff;
  letter-spacing: 1px; margin-bottom: 18px;
}
.footer-col a {
  display: block; padding: 6px 0; font-size: 13.5px; color: #93a3c2;
  transition: color .2s;
}
.footer-col a:hover { color: #fff; }
.footer-bar { border-top: 1px solid rgba(255, 255, 255, .09); }
.footer-bar-inner {
  display: flex; flex-wrap: wrap; justify-content: space-between; gap: 10px;
  padding: 20px 0; font-size: 12.5px; color: #6d7d9d;
}
.footer-links { display: flex; gap: 20px; }
.footer-links a { color: #6d7d9d; }
.footer-links a:hover { color: #fff; }

/* ---------- 入场动画 ---------- */
[data-reveal] {
  opacity: 0; transform: translateY(22px);
  transition: opacity .6s ease, transform .6s ease;
}
[data-reveal].revealed { opacity: 1; transform: none; }

/* ---------- 响应式 ---------- */
@media (max-width: 1080px) {
  .module-grid { grid-template-columns: repeat(3, 1fr); }
  .float-a { right: 0; top: -26px; }
  .float-b { left: 0; bottom: -24px; }
}

@media (max-width: 960px) {
  .nav {
    display: none; position: absolute; top: 100%; left: 0; right: 0;
    flex-direction: column; align-items: stretch; gap: 2px;
    background: #fff; border-bottom: 1px solid var(--line);
    box-shadow: var(--shadow-md); padding: 10px 20px 16px;
  }
  .nav.open { display: flex; }
  .nav a { padding: 12px 10px; border-radius: 8px; }
  .nav a:hover { background: var(--bg); }
  .nav-toggle { display: inline-flex; }
  .header-actions .btn { display: none; }

  .routes-grid, .scene-grid, .sec-grid-3 { grid-template-columns: 1fr; }
  .cap-panels { padding: 34px 26px; }
  .cap-panel { grid-template-columns: 1fr; gap: 34px; }
  .steps { grid-template-columns: repeat(2, 1fr); gap: 36px 22px; }
  .steps::before { display: none; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); gap: 30px 0; padding: 36px 0; }
  .stat:nth-child(3)::before { display: none; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 34px; }
  .mock-flow { grid-template-columns: 1fr; }
  .mock-mid { padding: 16px 0; }
  .mid-arrow, .mid-dots { transform: rotate(90deg); }
  .hero-br { display: none; }
  .hero-mock { margin-top: 54px; }
}

@media (max-width: 640px) {
  .section { padding: 68px 0; }
  .hero { padding: 56px 0 72px; }
  .hero-actions .btn { width: 100%; }
  .module-grid { grid-template-columns: 1fr 1fr; gap: 14px; }
  .module-card { padding: 18px 16px 20px; }
  .steps { grid-template-columns: 1fr; }
  .stats-grid { grid-template-columns: 1fr 1fr; }
  .stat b { font-size: 36px; }
  .announce-text { max-width: 210px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; display: inline-block; vertical-align: bottom; }
  .hero-badge { font-size: 14px; padding: 9px 20px; letter-spacing: 0; }
  .float-card { display: none; }
  .footer-grid { grid-template-columns: 1fr; }
  .footer-bar-inner { justify-content: center; text-align: center; }
  .seg-tabs button { padding: 8px 16px; font-size: 13.5px; }
  .cap-tabs button { padding: 9px 15px; font-size: 13.5px; }
}

@media (max-width: 420px) {
  .module-grid { grid-template-columns: 1fr; }
}

/* ---------- 动效偏好 ---------- */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: .001s !important;
    animation-iteration-count: 1 !important;
    transition-duration: .001s !important;
  }
  [data-reveal] { opacity: 1; transform: none; }
}

/* ---------- 2026 品牌视觉：清晰、有序的迁移 ---------- */
:root {
  --primary: #17191c; --primary-dark: #34383e; --primary-deeper: #202328;
  --cyan: #b4dff6; --grad: linear-gradient(120deg, #202328, #17191c);
  --grad-soft: linear-gradient(120deg, #f4f6f7, #fafafa);
  --ink: #17191c; --ink-2: #43474e; --muted: #70757d;
  --line: #e8e9eb; --bg: #f7f8fa; --ok: #237354;
  --radius: 12px; --shadow-sm: 0 2px 5px #16254105;
  --shadow-md: 0 12px 32px #1625410a; --shadow-lg: 0 24px 64px #16254112;
  --container: 1240px;
}
body { background: #ffffff; }
::selection { background: #e1f6be; color: #202328; }
:focus-visible { outline: 3px solid #17191c; outline-offset: 5px; }
.skip-link { position: fixed; top: -80px; left: 20px; z-index: 1000; padding: 12px 20px; background: white; }
.skip-link:focus { top: 12px; }
.announce { background: #f4f5f7; font-size: 12px; letter-spacing: .4px; }
.announce-inner { padding-block: 7px; }
.header { background: #fffffff2; border-bottom: 1px solid var(--line); }
.header.scrolled { background: #fffffff5; box-shadow: 0 3px 12px #16254105; }
.header-inner { height: 84px; }
.brand-name { letter-spacing: 2px; }
.brand-slogan { letter-spacing: 1.5px; font-size: 10px; }
.nav { gap: 23px; }
.nav a { font-size: 13px; }
.btn, .btn-lg, .btn-sm { border-radius: 6px; }
.btn-primary { background: var(--primary); box-shadow: none; }
.btn-primary:hover { background: var(--primary-dark); box-shadow: 0 6px 16px #285de015; }
.btn-ghost { background: transparent; }
.hero { padding: 82px 0 76px; background: #ffffff; }
.hero-deco, .cta-deco { display: none; }
.hero-inner { display: grid; grid-template-columns: 1fr 1.1fr; gap: 60px; align-items: center; text-align: left; }
.hero-copy { min-width: 0; }
.hero-badge { padding: 0; background: none; border: none; box-shadow: none; font-size: 12px; font-weight: 500; letter-spacing: 1.3px; color: #646a73; }
.hero-badge .dot { width: 6px; height: 6px; background: #17191c; box-shadow: none; animation: none; }
.hero-title { font-size: clamp(40px, 4.3vw, 62px); line-height: 1.32; letter-spacing: -2px; font-weight: 650; margin: 25px 0 0; }
.grad-text { color: var(--primary); background: none; -webkit-text-fill-color: currentColor; }
.hero-sub { margin: 25px 0 0; line-height: 1.95; font-size: 16px; }
.hero-actions { justify-content: flex-start; gap: 12px; margin-top: 30px; }
.hero-actions .btn { padding-inline: 23px; font-size: 14px; height: 49px; }
.hero-platforms { margin-top: 40px; padding-top: 24px; border-top: 1px solid var(--line); }
.hero-platforms > span { font-size: 11px; color: var(--muted); }
.hero-platforms > div { display: flex; align-items: center; gap: 9px; margin-top: 13px; font-size: 13px; color: var(--ink); }
.hero-platforms img { width: 23px; height: 23px; border-radius: 6px; }
.hero-platforms i { height: 15px; width: 1px; background: var(--line); margin-inline: 8px; }
.hero-note { font-size: 11px; margin-top: 20px; color: var(--muted); }
.hero-mock { width: 100%; min-width: 0; margin: 0; padding: 27px; background: #f4f6f8; border: 1px solid #e7e9ec; border-radius: 16px; }
.preview-heading { display: flex; justify-content: space-between; align-items: center; margin-bottom: 20px; font-size: 13px; font-weight: 600; color: var(--ink); }
.preview-heading small { font-size: 10px; font-weight: 400; color: #747a83; }
.mock-browser { border-radius: 8px; border-color: #e1e4e8; box-shadow: 0 15px 25px #172d5208; }
.mock-chrome { padding: 10px; gap: 8px; background: #fafafa; }
.mock-dots { display: none; }
.mock-url { border: 0; padding: 3px 0; background: none; text-align: left; font-size: 10px; }
.mock-live { color: #286446; background: #e8f1e8; font-size: 10px; padding: 3px 7px; }
.mock-live .pulse { animation: none; }
.mock-body { padding: 16px; }
.mock-flow { grid-template-columns: 1fr 1fr; gap: 12px; }
.mock-mid { grid-column: 1 / -1; grid-row: 2; flex-direction: row; padding: 8px 0; gap: 15px; }
.mid-arrow, .mid-dots { display: none; }
.mid-label, .mid-tag { font-size: 10px; }
.mock-col { padding: 13px; border-radius: 5px; background: #fff; min-width: 0; }
.mock-col-head { gap: 9px; padding-bottom: 13px; }
.mock-col-head .plat { width: 32px; height: 32px; border-radius: 8px; }
.mock-col-head b { font-size: 13px; }
.mock-col-head small { font-size: 10px; }
.mock-list li { font-size: 10px; gap: 5px; padding-block: 9px; }
.mock-list em { font-size: 10px; }
.mock-foot { gap: 9px; padding-top: 13px; font-size: 10px; }
.mock-foot b { font-size: 9px; }
.float-card { position: static; animation: none; box-shadow: none; border: none; border-top: 1px solid #e0e4e8; background: none; border-radius: 0; padding: 14px 0 0; margin-top: 16px; }
.float-a { display: none; }
.float-b .fc-ic { width: 29px; height: 29px; background: #d4e7d6; }
.float-card b { font-size: 12px; }
.float-card small { font-size: 10px; margin-top: 3px; }
.stats { background: #ffffff; }
.stats-grid { padding-block: 30px; }
.stat b { background: none; color: var(--ink); -webkit-text-fill-color: currentColor; font-size: 36px; font-weight: 500; }
.stat > span { font-size: 13px; }
.stat small { font-size: 11px; }
.section { padding: 88px 0; }
.sec-head { text-align: left; margin: 0 0 38px; max-width: 740px; }
.sec-eyebrow { padding: 0; border: none; background: none; border-radius: 0; letter-spacing: 2px; font-size: 12px; }
.sec-title { margin-top: 12px; font-size: clamp(26px, 3vw, 36px); font-weight: 600; letter-spacing: -.8px; }
.sec-sub { font-size: 14px; line-height: 1.9; }
.route, .module-card, .sec-card, .scene-card { border-radius: 9px; box-shadow: none; }
.route-hot, .sec-card-accent { background: #f5f9ef; border-color: #dfe8d3; }
.route:hover, .module-card:hover, .sec-card:hover, .scene-card:hover { transform: translateY(-3px); box-shadow: var(--shadow-md); border-color: #bcc6b4; }
.route h3, .sec-card h3, .scene-card h3 { font-weight: 600; }
.route p, .sec-card p, .scene-card > p:last-child { line-height: 1.9; }
.badge-live { background: #e3efdf; color: #2d6444; }
.sc-ic, .module-ic, .scene-ic { background: #edf3f8; color: #17191c; box-shadow: none; border-radius: 8px; }
.scene-card::before { display: none; }
.seg-tabs, .cap-tabs { justify-content: flex-start; }
.seg-tabs button, .cap-tabs button { border-radius: 5px; }
.seg-tabs button.active, .cap-tabs button.active { background: var(--ink); color: white; box-shadow: none; }
.cap-panels { border-radius: 9px; box-shadow: none; }
.step { text-align: left; }
.steps { gap: 32px; }
.steps::before { display: none; }
.step-ic { width: 53px; height: 53px; border-radius: 8px; box-shadow: none; }
.step-no { margin-left: 39px; font-size: 10px; background: #17191c; box-shadow: none; }
.step h3 { padding-top: 19px; border-top: 1px solid var(--line); font-size: 17px; }
.step p { line-height: 1.85; }
.faq { border: none; border-bottom: 1px solid var(--line); border-radius: 0; background: transparent; }
.faq[open] { box-shadow: none; }
.faq summary { padding: 23px 0; }
.faq-body { padding: 0 35px 23px 0; }
.faq-plus { background: #f0f2f5; }
.cta-band { background: #f4f5f7; text-align: left; padding: 68px 0; }
.cta-band h2 { font-size: clamp(28px, 3.5vw, 43px); font-weight: 500; }
.cta-band > .container > p { color: #555e50; font-size: 15px; }
.cta-actions { justify-content: flex-start; margin-top: 27px; }
.cta-band small { color: #555e50; opacity: 1; }
.footer { background: #f7f8fa; }
.footer-grid { padding-top: 47px; }
.footer-brand p, .footer-col a { color: #636972; }
.footer-bar-inner, .footer-links a { color: #757b83; }
[data-reveal] { opacity: 1; transform: none; }
@media (max-width: 1100px) {
  .hero-inner { gap: 30px; }
  .hero-mock { padding: 18px; }
  .nav { gap: 13px; }
  .header-actions .btn-ghost { display: none; }
}
@media (max-width: 960px) {
  .hero-inner { grid-template-columns: 1fr; gap: 40px; }
  .hero-copy { max-width: 650px; }
  .hero-mock { max-width: 640px; margin: 0; }
  .hero-title { font-size: 54px; }
  .nav { background: #ffffff; }
  .routes-grid, .sec-grid-3, .scene-grid { gap: 16px; }
}
@media (max-width: 640px) {
  .container, .container-narrow { width: calc(100% - 36px); }
  .header-inner { height: 70px; }
  .hero { padding: 45px 0; }
  .hero-title { font-size: 43px; letter-spacing: -1.5px; }
  .hero-sub { font-size: 14px; }
  .hero-actions .btn { width: auto; padding-inline: 17px; font-size: 12px; }
  .hero-badge { font-size: 11px; }
  .hero-platforms { margin-top: 30px; }
  .hero-platforms > div { gap: 6px; font-size: 12px; }
  .hero-platforms i { margin-inline: 3px; }
  .hero-mock { padding: 14px; }
  .mock-body { padding: 9px; }
  .mock-col { padding: 8px; }
  .mock-flow { gap: 7px; }
  .preview-heading small { font-size: 9px; }
  .mock-foot { flex-wrap: wrap; }
  .float-b { display: flex; }
  .section { padding: 58px 0; }
  .stats-grid { gap: 26px 0; }
  .stat b { font-size: 30px; }
  .sec-title { line-height: 1.4; }
  .cta-band { padding: 48px 0; }
  .announce-inner { justify-content: flex-start; gap: 10px; padding-right: 20px; }
  .announce-text { max-width: 170px; }
  .announce-link { font-size: 10px; }
}

/* 黑白主调与浅色点缀：延续分栏结构，减轻品牌色覆盖。 */
.announce { color: #50555e; }
.announce-link { border-bottom-color: #b9bec5; }
.announce-close { color: #50555e; }
.btn, .btn-sm, .btn-lg { border-radius: 999px; }
.btn-ghost { border-color: #cfd2d7; }
.btn-primary:hover { box-shadow: none; }
.hero-title { font-weight: 750; letter-spacing: -1.5px; }
.hero-title .grad-text { color: #17191c; background: #e1f6be; border-radius: 999px; padding: 0 .16em .06em; box-decoration-break: clone; -webkit-box-decoration-break: clone; }
.hero-badge .dot { background: #77b9df; }
.hero-mock { background: linear-gradient(135deg, #f2f6fa, #f8faf6); border-color: #eceef0; }
.mock-browser { box-shadow: 0 16px 40px #17191c08; }
.route, .module-card, .sec-card, .scene-card { border-color: #e8eaed; border-radius: 16px; }
.route-hot { background: #f5f9ef; }
.sc-ic, .scene-ic { background: #eaf3fb; color: #3c647e; }
.seg-tabs button, .cap-tabs button { border-radius: 999px; }
.step-no { background: #e1f6be; color: #26331b; }
.cta-band { background: #e9f5d9; color: #17191c; }
.cta-band .btn-light { background: #17191c; color: #fff; box-shadow: none; }
.cta-band .btn-outline { border-color: #969f8b; color: #252c20; }
.cta-band .btn-outline:hover { background: #ffffff60; }
.footer .brand-name, .footer-col h4 { color: #24272c; }
.footer-bar { border-top-color: #e3e6e9; }
.footer-col a:hover, .footer-links a:hover { color: #17191c; }