/* ============ 谷创科技官网 · 浅色科技风 ============ */
:root {
  --bg: #f5f8fd;
  --bg-soft: #eef4fc;
  --surface: #ffffff;
  --text: #10233d;
  --text-2: #334a6b;
  --muted: #5f7592;
  --line: #e2eaf6;
  --primary: #1a6ae0;
  --primary-d: #1259c4;
  --accent: #00a8cc;
  --green: #6cb023;
  --grad: linear-gradient(120deg, #1a6ae0, #00a8cc);
  --grad-s: linear-gradient(120deg, rgba(26,106,224,.10), rgba(0,168,204,.10));
  --radius: 16px;
  --shadow: 0 8px 28px rgba(16, 45, 92, 0.08);
  --shadow-h: 0 16px 42px rgba(16, 45, 92, 0.14);
}
* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
section[id], .mod-card[id], .sub-title[id] { scroll-margin-top: 96px; }
body {
  font-family: "PingFang SC", "Microsoft YaHei", "Segoe UI", sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.75;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
.container { width: min(1180px, 92%); margin: 0 auto; }
.hide-sm { display: inline; }

/* ---------- 顶栏 ---------- */
.navbar { position: fixed; top: 0; left: 0; right: 0; z-index: 100; padding: 14px 0; transition: .3s; }
.navbar.scrolled { background: rgba(255,255,255,.94); backdrop-filter: blur(14px); box-shadow: 0 2px 18px rgba(16,45,92,.08); padding: 8px 0; }
.nav-inner { display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.brand { display: flex; align-items: center; gap: 12px; }
.brand-logo { height: 52px; width: auto; border-radius: 12px; box-shadow: 0 2px 10px rgba(16,45,92,.12); }
.nav-links { display: flex; align-items: center; gap: 32px; }
.nav-link { font-size: 16.5px; color: var(--text-2); position: relative; padding: 6px 0; font-weight: 500; transition: color .25s; }
.nav-link::after { content: ""; position: absolute; left: 0; bottom: -2px; width: 0; height: 3px; background: var(--grad); border-radius: 2px; transition: width .3s; }
.nav-link:hover, .nav-link.active { color: var(--primary); }
.nav-link:hover::after, .nav-link.active::after { width: 100%; }
.nav-cta { background: var(--grad); color: #fff !important; padding: 11px 26px; border-radius: 999px; font-size: 15.5px; font-weight: 600; transition: .25s; }
.nav-cta:hover { transform: translateY(-2px); box-shadow: 0 8px 22px rgba(26,106,224,.35); }
.nav-toggle { display: none; background: none; border: 0; cursor: pointer; flex-direction: column; gap: 5px; padding: 6px; }
.nav-toggle span { width: 24px; height: 2px; background: var(--text); border-radius: 2px; transition: .3s; }

/* ---------- 二级下拉菜单 ---------- */
.nav-item { position: relative; }
.nav-item > .nav-link { display: inline-flex; align-items: center; gap: 6px; cursor: default; }
.nav-item > .nav-link::after { display: none; }
.nav-item:hover > .nav-link, .nav-item.m-open > .nav-link { color: var(--primary); }
.nav-caret { width: 0; height: 0; border-left: 4.5px solid transparent; border-right: 4.5px solid transparent; border-top: 5px solid currentColor; margin-top: 3px; transition: transform .25s; }
.nav-item:hover .nav-caret, .nav-item.m-open .nav-caret { transform: rotate(180deg); }
.submenu {
  position: absolute; top: 100%; left: 50%; min-width: 188px; padding: 8px;
  background: #fff; border: 1px solid var(--line); border-radius: 14px;
  box-shadow: 0 18px 44px rgba(16,45,92,.16); z-index: 20;
  opacity: 0; visibility: hidden; transform: translate(-50%, 12px);
  transition: opacity .24s ease, transform .24s ease, visibility .24s;
}
.submenu::before { content: ""; position: absolute; top: -10px; left: 0; right: 0; height: 10px; }
.nav-item:hover .submenu { opacity: 1; visibility: visible; transform: translate(-50%, 0); }
.submenu a { display: block; padding: 10px 14px; border-radius: 10px; font-size: 15px; color: var(--text-2); white-space: nowrap; transition: .2s; }
.submenu a:hover { background: var(--grad-s); color: var(--primary); transform: translateX(3px); }
.submenu a.on { color: var(--primary); font-weight: 600; background: var(--grad-s); }

/* ---------- 办公环境图集 ---------- */
.office-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.office-card { position: relative; border-radius: 14px; overflow: hidden; border: 1px solid var(--line); box-shadow: var(--shadow); cursor: zoom-in; background: #fff; transition: .3s; }
.office-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-h); }
.office-card img { width: 100%; aspect-ratio: 4/3; object-fit: cover; transition: transform .45s; }
.office-card:hover img { transform: scale(1.06); }
.office-card figcaption { padding: 10px 14px; font-size: 13.5px; color: var(--text-2); text-align: center; border-top: 1px solid var(--line); }
.office-note { margin-top: 16px; font-size: 13px; color: var(--muted); text-align: center; }

/* ---------- 资质小图墙 ---------- */
.cert-mini { display: grid; grid-template-columns: repeat(5, 1fr); gap: 14px; }
.cert-mini figure { background: #fff; border: 1px solid var(--line); border-radius: 12px; padding: 8px; box-shadow: var(--shadow); cursor: zoom-in; transition: .3s; text-align: center; }
.cert-mini figure:hover { transform: translateY(-5px); box-shadow: var(--shadow-h); border-color: rgba(26,106,224,.35); }
.cert-mini img { width: 100%; aspect-ratio: 3/4; object-fit: cover; border-radius: 8px; }
.cert-mini figcaption { font-size: 12.5px; color: var(--muted); margin-top: 8px; line-height: 1.5; }

/* ---------- 功能模块独立页 ---------- */
.mod-filter { display: flex; justify-content: center; flex-wrap: wrap; gap: 10px; margin-bottom: 34px; }
.mod-filter button { padding: 9px 22px; border-radius: 999px; border: 1px solid var(--line); background: #fff; color: var(--text-2); font-size: 14.5px; cursor: pointer; transition: .25s; }
.mod-filter button.active { background: var(--grad); color: #fff; border-color: transparent; box-shadow: 0 8px 20px rgba(26,106,224,.25); }
.mod-filter button:not(.active):hover { border-color: var(--primary); color: var(--primary); }
.mod-card { display: grid; grid-template-columns: 300px 1fr; gap: 26px; align-items: start; background: #fff; border: 1px solid var(--line); border-radius: 18px; padding: 24px; box-shadow: var(--shadow); transition: .3s; }
.mod-card:hover { box-shadow: var(--shadow-h); border-color: rgba(26,106,224,.3); transform: translateY(-4px); }
.mod-card .mc-media { display: grid; gap: 10px; }
.mod-card .mc-media img { width: 100%; border-radius: 12px; border: 1px solid var(--line); cursor: zoom-in; transition: .3s; }
.mod-card .mc-media img:hover { transform: scale(1.03); }
.mod-card h3 { font-size: 21px; margin-bottom: 4px; }
.mc-no { display: inline-block; font-size: 12px; font-weight: 800; color: var(--primary); background: var(--grad-s); padding: 3px 12px; border-radius: 999px; margin-bottom: 10px; }
.mc-lead { color: var(--primary); font-size: 14px; font-weight: 600; margin-bottom: 12px; }
.mod-card > div > p { color: var(--text-2); font-size: 15px; margin-bottom: 14px; }
.mc-feats { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.mc-feats li { list-style: none; position: relative; padding-left: 22px; font-size: 14px; color: var(--text-2); line-height: 1.6; }
.mc-feats li::before { content: "✓"; position: absolute; left: 2px; color: var(--green); font-weight: 800; }
.mc-std { margin-top: 14px; display: flex; flex-wrap: wrap; gap: 8px; }
.mc-std span { font-size: 12.5px; padding: 4px 12px; border-radius: 8px; background: rgba(0,168,204,.10); color: #0b7d99; border: 1px solid rgba(0,168,204,.25); }
.mod-grid { display: grid; gap: 22px; }
.mod-grid .mod-card.hide { display: none; }

/* 模块入口网格 */
.mod-entry { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; }
.me-item {
  display: block; background: #fff; border: 1px solid var(--line); border-radius: 14px;
  padding: 18px 16px; box-shadow: var(--shadow); transition: .3s; position: relative; overflow: hidden;
}
.me-item::after { content: ""; position: absolute; left: 0; bottom: 0; height: 3px; width: 0; background: var(--grad); transition: width .3s; }
.me-item:hover { transform: translateY(-6px); box-shadow: var(--shadow-h); border-color: rgba(26,106,224,.35); }
.me-item:hover::after { width: 100%; }
.me-no { display: block; font-size: 13px; font-weight: 800; color: var(--accent); margin-bottom: 6px; }
.me-item b { display: block; font-size: 16.5px; margin-bottom: 4px; }
.me-item i { font-style: normal; font-size: 13px; color: var(--muted); }

/* ---------- 首屏 ---------- */
.hero {
  position: relative; min-height: 92vh; display: flex; align-items: center; justify-content: center;
  text-align: center; overflow: hidden; padding: 140px 0 90px;
  background:
    radial-gradient(1000px 520px at 75% -5%, rgba(26,106,224,.13), transparent 60%),
    radial-gradient(800px 460px at 10% 105%, rgba(0,168,204,.12), transparent 60%),
    linear-gradient(180deg, #ffffff 0%, #f2f7fd 60%, #eef4fc 100%);
}
#particles { position: absolute; inset: 0; width: 100%; height: 100%; }
.hero-grid {
  position: absolute; inset: 0; pointer-events: none;
  background-image:
    linear-gradient(rgba(26,106,224,.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(26,106,224,.06) 1px, transparent 1px);
  background-size: 58px 58px;
  mask-image: radial-gradient(ellipse 78% 66% at 50% 45%, #000 40%, transparent 100%);
  -webkit-mask-image: radial-gradient(ellipse 78% 66% at 50% 45%, #000 40%, transparent 100%);
}
.hero-content { position: relative; z-index: 2; }
.hero-badge {
  display: inline-flex; align-items: center; gap: 8px; padding: 6px 18px; border-radius: 999px;
  background: #fff; border: 1px solid var(--line); color: var(--primary);
  font-size: 14px; box-shadow: var(--shadow); margin-bottom: 24px;
}
.hero h1 { font-size: clamp(30px, 5.2vw, 58px); line-height: 1.24; letter-spacing: 1px; color: var(--text); }
.gradient-text { background: linear-gradient(120deg, #1a6ae0, #00a8cc 60%, #6cb023); -webkit-background-clip: text; background-clip: text; color: transparent; }
.hero-sub { color: var(--muted); font-size: 17px; margin: 20px auto 32px; max-width: 780px; }
.hero-actions { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; }
.btn { display: inline-block; padding: 13px 34px; border-radius: 999px; font-size: 16px; font-weight: 600; cursor: pointer; border: 0; transition: .25s; }
.btn-primary { background: var(--grad); color: #fff; box-shadow: 0 8px 22px rgba(26,106,224,.28); }
.btn-primary:hover { transform: translateY(-3px); box-shadow: 0 14px 32px rgba(26,106,224,.38); }
.btn-ghost { background: #fff; border: 1px solid var(--line); color: var(--text-2); }
.btn-ghost:hover { border-color: var(--primary); color: var(--primary); transform: translateY(-3px); }
.btn-block { width: 100%; }
.hero-stats { display: flex; justify-content: center; gap: clamp(22px, 6vw, 78px); margin-top: 58px; flex-wrap: wrap; }
.stat-num { font-size: clamp(26px, 3.4vw, 40px); font-weight: 800; color: var(--primary); display: block; }
.stat-num::after { content: attr(data-suffix); font-size: .6em; color: var(--accent); margin-left: 2px; }
.stat-label { color: var(--muted); font-size: 14px; }
.scroll-hint { position: absolute; bottom: 24px; left: 50%; transform: translateX(-50%); width: 24px; height: 40px; border: 2px solid rgba(26,106,224,.35); border-radius: 14px; z-index: 2; }
.scroll-hint span { position: absolute; top: 8px; left: 50%; margin-left: -2px; width: 4px; height: 8px; border-radius: 2px; background: var(--primary); animation: wheel 1.6s infinite; }
@keyframes wheel { 0% { opacity: 1; transform: translateY(0); } 100% { opacity: 0; transform: translateY(13px); } }

/* ---------- 通用区块 ---------- */
.section { padding: 92px 0; position: relative; }
.section-soft { background: var(--bg-soft); }
.section-white { background: #fff; }
.section-head { text-align: center; max-width: 840px; margin: 0 auto 54px; }
.section-tag { display: inline-block; color: var(--primary); letter-spacing: 4px; font-size: 13px; font-weight: 700; background: var(--grad-s); padding: 4px 14px; border-radius: 999px; }
.section-head h2 { font-size: clamp(25px, 3.2vw, 36px); margin: 14px 0 12px; letter-spacing: 1px; }
.section-head p { color: var(--muted); }
.sub-title { font-size: 22px; margin: 64px 0 26px; padding-left: 16px; position: relative; }
.sub-title::before { content: ""; position: absolute; left: 0; top: 6px; bottom: 6px; width: 4px; border-radius: 2px; background: var(--grad); }

/* ---------- 卡片通用 ---------- */
.card { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 28px 24px; box-shadow: var(--shadow); transition: .32s; }
.card:hover { transform: translateY(-6px); box-shadow: var(--shadow-h); border-color: rgba(26,106,224,.35); }
.card h3 { font-size: 18px; margin-bottom: 10px; }
.card p { color: var(--muted); font-size: 14px; }
.card-ico { width: 52px; height: 52px; border-radius: 14px; display: grid; place-items: center; font-size: 26px; background: var(--grad-s); margin-bottom: 16px; }

/* ---------- 首页：能力概览 ---------- */
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 18px; }

/* 平台架构 */
.arch-stack { display: grid; gap: 12px; max-width: 900px; margin: 0 auto; }
.arch-layer {
  display: grid; grid-template-columns: 62px 220px 1fr; align-items: center; gap: 16px;
  background: #fff; border: 1px solid var(--line); border-radius: 14px; padding: 18px 24px;
  box-shadow: var(--shadow); transition: .3s;
}
.arch-layer:hover { transform: translateX(10px); border-color: var(--primary); }
.arch-no { font-size: 26px; font-weight: 800; color: transparent; -webkit-text-stroke: 1.4px var(--accent); }
.arch-layer b { font-size: 17px; }
.arch-layer p { color: var(--muted); font-size: 14px; }

/* 指标 */
.metrics { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.metric { text-align: center; background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 28px 14px; box-shadow: var(--shadow); }
.metric-num { font-size: clamp(26px, 3vw, 38px); font-weight: 800; color: var(--primary); display: block; }
.metric-num::after { content: attr(data-suffix); font-size: .55em; color: var(--green); margin-left: 2px; }
.metric p { color: var(--muted); font-size: 14px; margin-top: 4px; }

/* ---------- 关于页 ---------- */
.about-hero { padding: 140px 0 60px; text-align: center; background: linear-gradient(180deg, #fff, #f2f7fd); }
.about-hero h1 { font-size: clamp(28px, 4vw, 44px); margin-bottom: 14px; }
.about-hero p { color: var(--muted); max-width: 760px; margin: 0 auto; }
.about-block { display: grid; grid-template-columns: 1.2fr 1fr; gap: 44px; align-items: start; }
.about-block h3 { font-size: 22px; margin-bottom: 14px; }
.about-block p { color: var(--text-2); margin-bottom: 14px; }
.about-block b { color: var(--primary-d); }
.info-list { display: grid; gap: 10px; }
.info-item { display: flex; justify-content: space-between; padding: 12px 18px; background: #fff; border: 1px solid var(--line); border-radius: 12px; }
.info-item span:first-child { color: var(--muted); }
.info-item span:last-child { font-weight: 600; }
.point-list { display: grid; gap: 12px; margin-top: 18px; }
.point { display: flex; gap: 12px; align-items: flex-start; }
.point i { font-style: normal; color: var(--primary); font-weight: 700; flex-shrink: 0; }
.point span { color: var(--text-2); font-size: 15px; }

/* 时间线 */
.timeline { display: grid; grid-template-columns: repeat(5, 1fr); gap: 14px; position: relative; }
.timeline::before { content: ""; position: absolute; top: 26px; left: 4%; right: 4%; height: 2px; background: linear-gradient(90deg, var(--primary), var(--accent), var(--green)); opacity: .35; }
.tl-item { text-align: center; padding: 0 6px; position: relative; }
.tl-item::before { content: ""; width: 14px; height: 14px; border-radius: 50%; background: #fff; border: 3px solid var(--primary); position: absolute; top: 20px; left: 50%; transform: translateX(-50%); }
.tl-year { display: block; font-weight: 800; color: var(--primary); font-size: 17px; margin-bottom: 26px; }
.tl-item b { display: block; font-size: 15px; margin-bottom: 6px; }
.tl-item p { color: var(--muted); font-size: 13px; }

/* 团队 / 理念 */
.value-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.value-card { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 26px 20px; text-align: center; box-shadow: var(--shadow); transition: .3s; }
.value-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-h); }
.value-icon { font-size: 30px; margin-bottom: 10px; }
.value-card b { display: block; margin-bottom: 6px; }
.value-card p { color: var(--muted); font-size: 14px; }

/* ---------- 平台详情页 ---------- */
.page-hero { padding: 150px 0 70px; text-align: center; background: linear-gradient(180deg, #fff, #eef4fc); }
.page-hero h1 { font-size: clamp(28px, 4vw, 44px); margin: 12px 0; }
.page-hero p { color: var(--muted); max-width: 800px; margin: 0 auto; }
.page-hero .hero-actions { margin-top: 26px; }

/* 模块详解 */
.mod-detail { display: grid; grid-template-columns: 380px 1fr; gap: 34px; align-items: start; padding: 30px; background: #fff; border: 1px solid var(--line); border-radius: 18px; box-shadow: var(--shadow); margin-bottom: 22px; transition: .3s; }
.mod-detail:hover { box-shadow: var(--shadow-h); border-color: rgba(26,106,224,.3); }
.mod-detail:nth-child(even) .mod-visual { order: 2; }
.mod-visual {
  border-radius: 14px; padding: 26px; color: #fff; min-height: 240px;
  background: linear-gradient(140deg, #1a6ae0, #00a8cc);
  display: flex; flex-direction: column; justify-content: space-between;
}
.mod-visual.alt { background: linear-gradient(140deg, #1259c4, #6cb023); }
.mod-visual h4 { font-size: 20px; margin-bottom: 8px; }
.mod-visual .mv-tag { display: inline-block; background: rgba(255,255,255,.22); padding: 4px 12px; border-radius: 999px; font-size: 12px; margin-bottom: 14px; }
.mv-stats { display: flex; gap: 18px; flex-wrap: wrap; margin-top: 14px; }
.mv-stats div { font-size: 13px; opacity: .95; }
.mv-stats b { display: block; font-size: 22px; font-weight: 800; }
.mod-body h3 { font-size: 22px; margin-bottom: 6px; }
.mod-lead { color: var(--primary); font-size: 14px; font-weight: 600; margin-bottom: 14px; }
.mod-body > p { color: var(--text-2); margin-bottom: 16px; }
.feat-list { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin-bottom: 16px; }
.feat { display: flex; gap: 10px; align-items: flex-start; background: #f7fafe; border: 1px solid var(--line); border-radius: 12px; padding: 12px 14px; }
.feat i { font-style: normal; color: var(--primary); }
.feat span { font-size: 14px; color: var(--text-2); }
.mod-value { border-left: 3px solid var(--green); padding: 8px 0 8px 14px; font-size: 14px; color: var(--text-2); background: linear-gradient(90deg, rgba(108,176,35,.08), transparent); }

/* 部署模式 */
.deploy-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }

/* ---------- 政策页 ---------- */
.policy-tabs { display: flex; justify-content: center; gap: 12px; margin-bottom: 34px; flex-wrap: wrap; }
.policy-tab { padding: 10px 26px; border-radius: 999px; border: 1px solid var(--line); background: #fff; color: var(--text-2); cursor: pointer; font-size: 15px; transition: .25s; }
.policy-tab.active { background: var(--grad); color: #fff; border-color: transparent; box-shadow: 0 8px 22px rgba(26,106,224,.25); }
.policy-tab:not(.active):hover { border-color: var(--primary); color: var(--primary); }
.policy-panel { display: none; }
.policy-panel.active { display: block; animation: fadeUp .4s ease; }
@keyframes fadeUp { from { opacity: 0; transform: translateY(14px); } to { opacity: 1; transform: none; } }
.policy-item {
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius);
  padding: 26px 28px; margin-bottom: 16px; box-shadow: var(--shadow); transition: .3s; position: relative; overflow: hidden;
}
.policy-item::before { content: ""; position: absolute; left: 0; top: 0; bottom: 0; width: 4px; background: var(--grad); }
.policy-item:hover { transform: translateX(6px); box-shadow: var(--shadow-h); }
.policy-meta { display: flex; flex-wrap: wrap; gap: 10px; align-items: center; margin-bottom: 10px; }
.policy-level { font-size: 12px; padding: 3px 12px; border-radius: 999px; background: var(--grad-s); color: var(--primary); font-weight: 700; }
.policy-level.local { background: rgba(108,176,35,.12); color: #4a8a12; }
.policy-date { font-size: 13px; color: var(--muted); }
.policy-item h3 { font-size: 18px; margin-bottom: 10px; line-height: 1.5; }
.policy-item p { color: var(--text-2); font-size: 15px; margin-bottom: 12px; }
.policy-points { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; margin-bottom: 14px; }
.policy-points li { list-style: none; position: relative; padding-left: 18px; font-size: 14px; color: var(--text-2); }
.policy-points li::before { content: ""; position: absolute; left: 4px; top: 10px; width: 6px; height: 6px; border-radius: 50%; background: var(--accent); }
.policy-src { display: inline-flex; align-items: center; gap: 6px; font-size: 14px; color: var(--primary); font-weight: 600; }
.policy-src:hover { color: var(--primary-d); text-decoration: underline; }
.policy-note { margin-top: 26px; font-size: 13px; color: var(--muted); background: #fff; border: 1px dashed var(--line); border-radius: 12px; padding: 14px 18px; }

/* 合规对照表 */
.cmp-table { width: 100%; border-collapse: collapse; margin-top: 8px; font-size: 14px; }
.cmp-table th, .cmp-table td { border: 1px solid var(--line); padding: 12px 14px; text-align: left; vertical-align: top; }
.cmp-table thead th { background: var(--grad-s); color: var(--primary-d); font-weight: 700; }
.cmp-table tbody tr:nth-child(even) { background: #f8fbff; }
.cmp-table td:first-child { font-weight: 600; color: var(--text); width: 26%; }
.cmp-table td:nth-child(2) { color: var(--muted); width: 30%; }
@media (max-width: 768px) {
  .cmp-table { display: block; overflow-x: auto; white-space: nowrap; }
  .cmp-table th, .cmp-table td { white-space: normal; }
}

/* ---------- 产品文档页：图文并茂模块 ---------- */
.subnav {
  position: sticky; top: 74px; z-index: 60; background: rgba(255,255,255,.96);
  backdrop-filter: blur(12px); border-bottom: 1px solid var(--line);
  box-shadow: 0 2px 12px rgba(16,45,92,.05);
}
.subnav-inner { display: flex; gap: 8px; overflow-x: auto; padding: 12px 0; scrollbar-width: none; }
.subnav-inner::-webkit-scrollbar { display: none; }
.subnav a {
  flex-shrink: 0; padding: 7px 16px; border-radius: 999px; font-size: 14px;
  color: var(--text-2); background: #f2f6fc; border: 1px solid var(--line); transition: .25s; white-space: nowrap;
}
.subnav a:hover { color: var(--primary); border-color: var(--primary); }
.doc-mod { display: grid; grid-template-columns: 1fr 1.08fr; gap: 34px; align-items: center; margin-bottom: 56px; }
.doc-mod.flip .doc-media { order: -1; }
.doc-media { display: grid; gap: 14px; }
.doc-shot {
  width: 100%; border-radius: 14px; border: 1px solid var(--line);
  box-shadow: var(--shadow); cursor: zoom-in; transition: transform .3s, box-shadow .3s;
  background: #fff;
}
.doc-shot:hover { transform: translateY(-4px); box-shadow: var(--shadow-h); }
.shot-pair { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.doc-body .mod-no {
  display: inline-block; font-size: 13px; font-weight: 800; letter-spacing: 1px;
  color: var(--primary); background: var(--grad-s); border-radius: 999px; padding: 4px 14px; margin-bottom: 12px;
}
.doc-body h3 { font-size: 24px; margin-bottom: 8px; }
.doc-body .doc-lead { color: var(--primary); font-weight: 600; font-size: 15px; margin-bottom: 14px; }
.doc-body > p { color: var(--text-2); font-size: 15px; margin-bottom: 14px; }
.doc-feats { display: grid; gap: 9px; margin-bottom: 14px; }
.doc-feats li { list-style: none; position: relative; padding-left: 24px; font-size: 14.5px; color: var(--text-2); line-height: 1.65; }
.doc-feats li::before { content: "✓"; position: absolute; left: 2px; top: 0; color: var(--green); font-weight: 800; }
.doc-feats li b { color: var(--text); }
.doc-group { margin-top: 16px; }
.doc-group h4 { font-size: 16px; color: var(--primary-d); margin-bottom: 8px; padding-left: 10px; border-left: 3px solid var(--accent); }
.std-badge {
  display: inline-flex; align-items: center; gap: 6px; font-size: 13px; font-weight: 600;
  color: #4a8a12; background: rgba(108,176,35,.1); border: 1px solid rgba(108,176,35,.3);
  padding: 4px 12px; border-radius: 999px; margin-bottom: 12px;
}
/* 案例与图集 */
.case-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 18px; }
.case-grid img { width: 100%; border-radius: 14px; border: 1px solid var(--line); box-shadow: var(--shadow); cursor: zoom-in; transition: .3s; }
.case-grid img:hover { transform: translateY(-4px); box-shadow: var(--shadow-h); }
.tech-tags { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 12px; }
.tech-tags span { font-size: 13.5px; padding: 6px 14px; border-radius: 8px; background: #f2f6fc; border: 1px solid var(--line); color: var(--text-2); }

/* ---------- 资质 ---------- */
.honor-tags { display: flex; flex-wrap: wrap; gap: 12px; justify-content: center; margin-bottom: 20px; }
.honor-tag { padding: 8px 20px; border-radius: 999px; font-size: 14px; background: var(--grad-s); border: 1px solid rgba(26,106,224,.25); color: var(--primary-d); }
.cert-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.cert-card { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; cursor: zoom-in; box-shadow: var(--shadow); transition: .3s; }
.cert-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-h); }
.cert-card img { aspect-ratio: 3/4; object-fit: cover; width: 100%; transition: transform .4s; }
.cert-card:hover img { transform: scale(1.04); }
.cert-card figcaption { padding: 12px 14px; font-size: 13px; color: var(--muted); text-align: center; border-top: 1px solid var(--line); }

/* ---------- 联系 ---------- */
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 34px; align-items: start; }
.contact-card { display: flex; gap: 16px; align-items: flex-start; background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 22px 24px; box-shadow: var(--shadow); margin-bottom: 14px; }
.cc-ico { font-size: 24px; }
.contact-card b { display: block; font-size: 14px; color: var(--primary); margin-bottom: 4px; }
.contact-card p { color: var(--text-2); font-size: 15px; }
.contact-card a:hover { color: var(--primary); }
.contact-form { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 30px; box-shadow: var(--shadow); }
.contact-form h3 { margin-bottom: 18px; font-size: 20px; }
.contact-form input, .contact-form textarea, .contact-form select {
  width: 100%; background: #f7fafe; border: 1px solid var(--line); border-radius: 10px;
  color: var(--text); padding: 12px 16px; font-size: 15px; margin-bottom: 14px;
  font-family: inherit; resize: vertical; transition: .25s;
}
.contact-form input:focus, .contact-form textarea:focus, .contact-form select:focus { outline: none; border-color: var(--primary); background: #fff; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.form-tip { margin-top: 10px; font-size: 14px; color: var(--green); min-height: 20px; }

/* ---------- 页脚 ---------- */
.footer { background: #0d1c31; color: #c7d6ea; padding: 46px 0 30px; }
.footer-inner { display: grid; grid-template-columns: 1.2fr 1fr 1fr; gap: 34px; align-items: start; }
.footer h4 { color: #fff; font-size: 16px; margin-bottom: 14px; }
.footer-logo { width: 150px; margin-bottom: 14px; background: #fff; border-radius: 8px; padding: 6px 8px; }
.footer-brand p { font-size: 14px; color: #8fa5c0; }
.footer a { color: #c7d6ea; font-size: 14px; }
.footer a:hover { color: #fff; }
.footer ul { list-style: none; display: grid; gap: 8px; }
.footer-bottom { border-top: 1px solid rgba(255,255,255,.1); margin-top: 30px; padding-top: 18px; text-align: center; font-size: 13px; color: #7f95b3; }
.footer-contact { display: grid; gap: 8px; font-size: 14px; }

/* ---------- 返回顶部 ---------- */
.back-top { position: fixed; right: 26px; bottom: 30px; width: 46px; height: 46px; border-radius: 50%; border: 1px solid var(--line); background: #fff; color: var(--primary); font-size: 20px; cursor: pointer; opacity: 0; pointer-events: none; box-shadow: var(--shadow); transition: .3s; z-index: 90; }
.back-top.show { opacity: 1; pointer-events: auto; }
.back-top:hover { transform: translateY(-4px); color: var(--primary-d); border-color: var(--primary); }

/* ---------- 动画 ---------- */
.reveal { opacity: 0; transform: translateY(28px); transition: opacity .7s ease, transform .7s ease; }
.reveal.visible { opacity: 1; transform: none; }

/* ---------- 灯箱 ---------- */
.lightbox { position: fixed; inset: 0; z-index: 200; background: rgba(9, 20, 38, .88); display: flex; align-items: center; justify-content: center; padding: 4vh 4vw; opacity: 0; pointer-events: none; transition: opacity .3s; }
.lightbox.open { opacity: 1; pointer-events: auto; }
.lightbox img { max-height: 88vh; max-width: 100%; border-radius: 10px; }
.lightbox-close { position: absolute; top: 20px; right: 30px; font-size: 34px; color: #fff; background: none; border: 0; cursor: pointer; }

/* ---------- 响应式 ---------- */
@media (max-width: 1024px) {
  .grid-4, .metrics, .value-grid, .cert-grid, .deploy-grid { grid-template-columns: repeat(2, 1fr); }
  .grid-3 { grid-template-columns: 1fr; }
  .about-block, .contact-grid { grid-template-columns: 1fr; }
  .mod-detail { grid-template-columns: 1fr; }
  .mod-detail:nth-child(even) .mod-visual { order: 0; }
  .timeline { grid-template-columns: repeat(2, 1fr); gap: 28px; }
  .timeline::before { display: none; }
  .arch-layer { grid-template-columns: 54px 1fr; }
  .arch-layer p { grid-column: 2; }
  .footer-inner { grid-template-columns: 1fr; }
  .doc-mod { grid-template-columns: 1fr; gap: 20px; margin-bottom: 40px; }
  .doc-mod.flip .doc-media { order: 0; }
  .case-grid { grid-template-columns: 1fr; }
  .office-grid { grid-template-columns: repeat(2, 1fr); }
  .cert-mini { grid-template-columns: repeat(3, 1fr); }
  .mod-card { grid-template-columns: 1fr; }
  .mod-entry { grid-template-columns: repeat(3, 1fr); }
}
@media (max-width: 768px) {
  .nav-item { width: 100%; text-align: center; }
  .nav-item > .nav-link { justify-content: center; }
  .submenu { position: static; transform: none; opacity: 1; visibility: visible; box-shadow: none; border: 0; background: transparent; display: none; padding: 6px 0 6px 0; min-width: 0; }
  .nav-item.m-open .submenu { display: block; }
  .submenu a { text-align: center; font-size: 14.5px; padding: 8px 12px; }
  .submenu a:hover { transform: none; }
  .office-grid { grid-template-columns: 1fr; }
  .cert-mini { grid-template-columns: repeat(2, 1fr); }
  .mod-entry { grid-template-columns: repeat(2, 1fr); }
  .mc-feats { grid-template-columns: 1fr; }
  .mod-filter button { padding: 8px 16px; font-size: 13.5px; }
  .nav-links { position: fixed; top: 0; right: -100%; width: min(78vw, 320px); height: 100vh; background: #fff; box-shadow: var(--shadow-h); flex-direction: column; justify-content: center; gap: 26px; transition: right .35s ease; z-index: 120; }
  .nav-links.open { right: 0; }
  .nav-toggle { display: flex; z-index: 130; }
  .nav-toggle.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
  .nav-toggle.open span:nth-child(2) { opacity: 0; }
  .nav-toggle.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
  .section { padding: 66px 0; }
  .hide-sm { display: none; }
  .form-row, .feat-list, .policy-points { grid-template-columns: 1fr; }
  .hero { padding: 120px 0 70px; }
}
@media (max-width: 520px) {
  .grid-4, .metrics, .value-grid, .cert-grid, .deploy-grid, .grid-2 { grid-template-columns: 1fr; }
  .timeline { grid-template-columns: 1fr; }
}

/* ═══════════════ 首页 v5 科技感重构 ═══════════════ */
.hx-hero {
  position: relative; overflow: hidden; color: #fff;
  background: linear-gradient(160deg, #061a3f 0%, #0a2a66 38%, #0e4bb0 72%, #1568e6 100%);
  padding: 150px 0 130px; min-height: 88vh; display: flex; align-items: center;
}
.hx-hero::before {
  content: ""; position: absolute; inset: 0; pointer-events: none;
  background:
    radial-gradient(900px 480px at 82% 18%, rgba(0,190,255,.16), transparent 62%),
    radial-gradient(720px 420px at 12% 82%, rgba(108,176,35,.10), transparent 60%);
}
#particles { position: absolute; inset: 0; z-index: 1; opacity: .9; }
.hx-orb { position: absolute; border-radius: 50%; filter: blur(70px); z-index: 0; pointer-events: none; }
.hx-orb1 { width: 480px; height: 480px; right: -120px; top: -80px; background: radial-gradient(circle, rgba(0,180,255,.34), transparent 66%); animation: hxFloat 11s ease-in-out infinite; }
.hx-orb2 { width: 380px; height: 380px; left: -110px; bottom: -60px; background: radial-gradient(circle, rgba(56,120,255,.30), transparent 66%); animation: hxFloat 14s ease-in-out infinite reverse; }
@keyframes hxFloat { 0%,100% { transform: translate(0,0); } 50% { transform: translate(-34px, 28px); } }
.hx-grid {
  position: absolute; inset: auto 0 0 0; height: 46%; z-index: 0; pointer-events: none; opacity: .5;
  background-image: linear-gradient(rgba(140,190,255,.14) 1px, transparent 1px), linear-gradient(90deg, rgba(140,190,255,.14) 1px, transparent 1px);
  background-size: 56px 56px;
  -webkit-mask-image: linear-gradient(to top, #000 12%, transparent 92%);
  mask-image: linear-gradient(to top, #000 12%, transparent 92%);
}
.hx-scan {
  position: absolute; left: 0; right: 0; height: 140px; z-index: 1; pointer-events: none; opacity: .5;
  background: linear-gradient(to bottom, transparent, rgba(120,210,255,.10), transparent);
  animation: hxScan 7.5s linear infinite;
}
@keyframes hxScan { 0% { top: -15%; } 100% { top: 105%; } }
.hx-content { position: relative; z-index: 2; text-align: center; }
.hx-badge {
  display: inline-flex; align-items: center; gap: 10px; padding: 9px 22px; border-radius: 999px;
  background: rgba(255,255,255,.08); border: 1px solid rgba(140,200,255,.30);
  backdrop-filter: blur(8px); font-size: 14.5px; color: #cfe6ff; letter-spacing: .5px;
}
.hx-badge i { width: 8px; height: 8px; border-radius: 50%; background: #55e6a5; box-shadow: 0 0 0 0 rgba(85,230,165,.6); animation: hxPulse 2s infinite; }
@keyframes hxPulse { 0% { box-shadow: 0 0 0 0 rgba(85,230,165,.55); } 70% { box-shadow: 0 0 0 9px rgba(85,230,165,0); } 100% { box-shadow: 0 0 0 0 rgba(85,230,165,0); } }
.hx-title { font-size: clamp(34px, 5.6vw, 62px); line-height: 1.18; margin: 26px 0 20px; font-weight: 800; letter-spacing: 1px; text-shadow: 0 4px 30px rgba(0,60,160,.45); }
.hx-grad {
  background: linear-gradient(92deg, #63d8ff 8%, #7fb2ff 42%, #8ef0c8 88%);
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.hx-sub { font-size: clamp(15px, 1.7vw, 18.5px); color: #bcd4f5; max-width: 800px; margin: 0 auto 36px; line-height: 1.85; }
.hx-sub b { color: #fff; }
.hx-actions { display: flex; gap: 18px; justify-content: center; flex-wrap: wrap; }
.btn-hx {
  display: inline-flex; align-items: center; gap: 9px; padding: 15px 34px; border-radius: 999px;
  background: linear-gradient(92deg, #2ea8ff, #1a6ae0); color: #fff; font-weight: 700; font-size: 16px;
  box-shadow: 0 10px 34px rgba(26,106,224,.5), inset 0 1px 0 rgba(255,255,255,.28);
  transition: transform .25s, box-shadow .25s; border: 0;
}
.btn-hx:hover { transform: translateY(-3px); box-shadow: 0 16px 44px rgba(26,150,255,.62); color: #fff; }
.btn-hx-ghost {
  display: inline-flex; align-items: center; padding: 15px 34px; border-radius: 999px; font-size: 16px; font-weight: 600;
  color: #e8f2ff; border: 1px solid rgba(180,220,255,.45); background: rgba(255,255,255,.06); backdrop-filter: blur(6px); transition: .25s;
}
.btn-hx-ghost:hover { background: rgba(255,255,255,.14); transform: translateY(-3px); color: #fff; }
.hx-dock {
  margin: 56px auto 0; max-width: 960px; display: flex; align-items: center; justify-content: center; flex-wrap: wrap;
  padding: 22px 28px; border-radius: 20px; gap: 8px 0;
  background: rgba(255,255,255,.07); border: 1px solid rgba(150,205,255,.28);
  backdrop-filter: blur(14px); box-shadow: 0 22px 60px rgba(2,20,60,.4);
}
.hx-dock-item { flex: 1 1 0; min-width: 130px; padding: 4px 12px; text-align: center; }
.hx-dock-item b { display: block; margin-top: 5px; font-size: 13px; color: #a9c8ef; font-weight: 500; letter-spacing: .5px; }
.hx-dock-sep { width: 1px; height: 44px; background: linear-gradient(to bottom, transparent, rgba(160,205,255,.35), transparent); }
.hx-num { font-size: clamp(26px, 3vw, 34px); font-weight: 800; color: #fff; font-variant-numeric: tabular-nums; }
.hx-num::after { content: ""; }
.hx-wave { position: absolute; left: 0; right: 0; bottom: -1px; z-index: 2; line-height: 0; }
.hx-wave svg { width: 100%; height: 70px; display: block; }

/* 跑马灯 */
.hx-marquee-wrap { background: #f6f9ff; border-bottom: 1px solid #e8effa; padding: 20px 0; overflow: hidden; }
.hx-marquee { position: relative; }
.hx-track { display: flex; align-items: center; gap: 34px; width: max-content; animation: hxScroll 30s linear infinite; }
.hx-track span { font-size: 15.5px; color: #7d8fb0; font-weight: 600; letter-spacing: 1px; white-space: nowrap; }
.hx-track i { color: #c8d8f0; font-size: 8px; font-style: normal; }
@keyframes hxScroll { 0% { transform: translateX(0); } 100% { transform: translateX(-50%); } }

/* 图文分屏 */
.hx-split { display: grid; grid-template-columns: 1fr 1.08fr; gap: 56px; align-items: center; }
.hx-split-txt h2 { font-size: clamp(26px, 3.2vw, 38px); line-height: 1.3; margin: 12px 0 16px; }
.hx-split-txt > p { color: var(--text-2); line-height: 1.9; margin-bottom: 20px; }
.hx-checks { display: grid; gap: 13px; }
.hx-checks li { list-style: none; position: relative; padding-left: 34px; line-height: 1.7; color: var(--text-1); font-size: 15px; }
.hx-checks li::before {
  content: ""; position: absolute; left: 0; top: 3px; width: 22px; height: 22px; border-radius: 7px;
  background: linear-gradient(135deg, #2ea8ff, #1a6ae0) content-box, linear-gradient(135deg, #2ea8ff, #1a6ae0);
  padding: 0; box-shadow: 0 4px 12px rgba(26,106,224,.3);
}
.hx-checks li::after { content: "✓"; position: absolute; left: 5px; top: 3px; color: #fff; font-size: 13px; font-weight: 800; }
.hx-shot { position: relative; border-radius: 18px; overflow: hidden; box-shadow: 0 30px 80px rgba(10,45,110,.28), 0 4px 18px rgba(10,45,110,.14); border: 1px solid #e2ecfa; transform: perspective(1200px) rotateY(-4deg) rotateX(1.5deg); transition: transform .5s; background: #fff; }
.hx-shot:hover { transform: perspective(1200px) rotateY(0) rotateX(0); }
.hx-shot img { display: block; width: 100%; height: auto; }
.hx-shot-glow { position: absolute; inset: 0; background: linear-gradient(200deg, rgba(46,168,255,.14), transparent 42%); pointer-events: none; }
.hx-float {
  position: absolute; z-index: 3; padding: 14px 20px; border-radius: 15px;
  background: rgba(255,255,255,.92); backdrop-filter: blur(10px);
  box-shadow: 0 16px 40px rgba(10,45,110,.22); border: 1px solid #e6eefb; animation: hxBob 4.5s ease-in-out infinite;
}
.hx-float b { display: block; font-size: 21px; background: linear-gradient(92deg, #1a6ae0, #00a8cc); -webkit-background-clip: text; background-clip: text; color: transparent; }
.hx-float span { font-size: 12.5px; color: #7d8fb0; }
.hx-float1 { left: -26px; bottom: 48px; }
.hx-float2 { right: -20px; top: 42px; animation-delay: 1.4s; }
@keyframes hxBob { 0%,100% { transform: translateY(0); } 50% { transform: translateY(-11px); } }

/* 四大能力 */
.hx-ability-sec { background: linear-gradient(to bottom, #f6f9ff, #eef4fd); }
.hx-ab-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px; }
.hx-ab {
  position: relative; padding: 34px 26px 30px; border-radius: 18px; background: rgba(255,255,255,.85);
  border: 1px solid #e4edf9; overflow: hidden; transition: transform .3s, box-shadow .3s, border-color .3s;
}
.hx-ab::before { content: ""; position: absolute; top: 0; left: 0; right: 0; height: 3px; background: linear-gradient(90deg, #2ea8ff, #00d4c8); opacity: 0; transition: opacity .3s; }
.hx-ab:hover { transform: translateY(-8px); box-shadow: 0 24px 54px rgba(10,60,140,.14); border-color: #cfe2fa; }
.hx-ab:hover::before { opacity: 1; }
.hx-ab-ico {
  width: 62px; height: 62px; border-radius: 17px; display: grid; place-items: center; font-size: 28px; margin-bottom: 18px;
  background: linear-gradient(135deg, rgba(46,168,255,.14), rgba(0,168,204,.10)); border: 1px solid rgba(46,168,255,.24);
}
.hx-ab:hover .hx-ab-ico { box-shadow: 0 0 0 7px rgba(46,168,255,.09), 0 8px 22px rgba(26,106,224,.28); }
.hx-ab h3 { font-size: 18.5px; margin-bottom: 10px; }
.hx-ab p { font-size: 14px; color: var(--text-2); line-height: 1.8; }
.hx-ab-line { position: absolute; bottom: 0; left: 0; height: 2px; width: 0; background: linear-gradient(90deg, #2ea8ff, #00d4c8); transition: width .45s; }
.hx-ab:hover .hx-ab-line { width: 100%; }

/* 深蓝指标条 */
.hx-metrics { background: linear-gradient(100deg, #08214e, #0e4bb0 55%, #1a6ae0); position: relative; overflow: hidden; }
.hx-metrics::before { content: ""; position: absolute; inset: 0; background: radial-gradient(640px 300px at 88% 0%, rgba(0,200,255,.20), transparent 60%); }
.hx-metrics-inner { position: relative; display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; padding: 54px 0; }
.hx-metric { text-align: center; }
.hx-metric .hx-num { font-size: clamp(30px, 3.4vw, 40px); }
.hx-metric p { color: #b9d2f2; font-size: 14px; margin-top: 8px; }

/* 模块快览 chips */
.hx-chips { display: flex; flex-wrap: wrap; gap: 13px; justify-content: center; max-width: 900px; margin: 0 auto; }
.hx-chip {
  padding: 11px 21px; border-radius: 999px; background: #fff; border: 1px solid #e0eafb; color: var(--text-1);
  font-size: 14.5px; font-weight: 600; transition: .22s; box-shadow: 0 2px 10px rgba(15,60,130,.05);
}
.hx-chip:hover { background: linear-gradient(92deg, #2ea8ff, #1a6ae0); color: #fff; border-color: transparent; transform: translateY(-3px); box-shadow: 0 10px 24px rgba(26,106,224,.32); }
.hx-chip-hot { border-color: rgba(46,168,255,.5); color: #1a6ae0; background: linear-gradient(to bottom, #f4faff, #fff); }

/* 行业动态 */
.hx-news-sec { background: #f6f9ff; }
.hx-news-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.hx-news {
  display: block; padding: 30px 26px; border-radius: 17px; background: #fff; border: 1px solid #e6eefb;
  transition: transform .28s, box-shadow .28s; position: relative;
}
.hx-news:hover { transform: translateY(-6px); box-shadow: 0 22px 48px rgba(10,60,140,.13); }
.hx-news-tag { display: inline-block; font-size: 12.5px; font-weight: 700; color: #0b7d99; background: rgba(0,168,204,.10); border: 1px solid rgba(0,168,204,.25); padding: 4px 13px; border-radius: 8px; margin-bottom: 15px; }
.hx-news h3 { font-size: 17.5px; margin-bottom: 11px; line-height: 1.5; }
.hx-news p { font-size: 14px; color: var(--text-2); line-height: 1.8; margin-bottom: 16px; }
.hx-news-more { font-size: 14px; color: #1a6ae0; font-weight: 600; }

/* CTA */
.hx-cta { padding: 0 0 74px; background: #f6f9ff; }
.hx-cta-inner {
  border-radius: 24px; padding: 52px 56px; display: flex; align-items: center; justify-content: space-between; gap: 30px; flex-wrap: wrap;
  background: linear-gradient(105deg, #08214e, #0e4bb0 55%, #1a6ae0); color: #fff; position: relative; overflow: hidden;
  box-shadow: 0 26px 70px rgba(10,50,130,.35);
}
.hx-cta-inner::before { content: ""; position: absolute; inset: 0; background: radial-gradient(520px 260px at 90% 10%, rgba(0,200,255,.25), transparent 60%); }
.hx-cta-inner h2 { font-size: clamp(22px, 2.6vw, 30px); margin-bottom: 9px; }
.hx-cta-inner p { color: #b9d2f2; font-size: 15.5px; }
.hx-cta-inner .btn-hx { position: relative; flex-shrink: 0; }

@media (max-width: 1024px) {
  .hx-split { grid-template-columns: 1fr; gap: 40px; }
  .hx-ab-grid { grid-template-columns: repeat(2, 1fr); }
  .hx-metrics-inner { grid-template-columns: repeat(2, 1fr); gap: 30px; }
  .hx-news-grid { grid-template-columns: 1fr; }
  .hx-float1 { left: 8px; } .hx-float2 { right: 8px; }
  .hx-cta-inner { padding: 38px 30px; }
}
@media (max-width: 640px) {
  .hx-hero { padding: 128px 0 96px; min-height: auto; }
  .hx-dock { padding: 16px 10px; }
  .hx-dock-item { min-width: 88px; padding: 4px 6px; }
  .hx-dock-sep { display: none; }
  .hx-ab-grid, .hx-metrics-inner { grid-template-columns: 1fr; }
  .hx-checks li { font-size: 14px; }
}

/* ═══════════════ 全站统一：Logo 明暗双版 + 导航深色态 ═══════════════ */
.logo-dark { display: none; }
.navbar.scrolled .logo-light, .navbar.menu-open .logo-light { display: none; }
.navbar.scrolled .logo-dark, .navbar.menu-open .logo-dark { display: block; }

/* 导航位于深色 hero 上方时：文字白色 */
.navbar:not(.scrolled):not(.menu-open) .nav-link { color: rgba(255,255,255,.90); }
.navbar:not(.scrolled):not(.menu-open) .nav-link:hover,
.navbar:not(.scrolled):not(.menu-open) .nav-link.active { color: #fff; }
.navbar:not(.scrolled):not(.menu-open) .nav-link::after { background: #7fd4ff; }
.navbar:not(.scrolled):not(.menu-open) .nav-cta {
  background: #fff; color: #12408f !important; box-shadow: 0 8px 22px rgba(0,30,80,.35);
}
.navbar:not(.scrolled):not(.menu-open) .nav-toggle span { background: #fff; }
.navbar:not(.scrolled):not(.menu-open) .submenu { background: #fff; }
.navbar:not(.scrolled):not(.menu-open) .submenu a { color: var(--text-2); }

/* 页脚 logo：深色底直接放白色版，去掉白底容器 */
.footer-logo { width: 168px; margin-bottom: 16px; background: transparent; border-radius: 0; padding: 0; }

/* ═══════════════ 内页 hero 统一科技风（与首页首屏一致） ═══════════════ */
.page-hero, .about-hero {
  position: relative; overflow: hidden; color: #fff; text-align: center;
  padding: 158px 0 88px;
  background: linear-gradient(160deg, #061a3f 0%, #0a2a66 38%, #0e4bb0 72%, #1568e6 100%);
}
.page-hero::before, .about-hero::before {
  content: ""; position: absolute; inset: 0; pointer-events: none; z-index: 0;
  background:
    radial-gradient(820px 420px at 84% 12%, rgba(0,190,255,.18), transparent 62%),
    radial-gradient(700px 380px at 10% 88%, rgba(108,176,35,.10), transparent 60%),
    linear-gradient(rgba(140,190,255,.13) 1px, transparent 1px) 0 0 / 54px 54px,
    linear-gradient(90deg, rgba(140,190,255,.13) 1px, transparent 1px) 0 0 / 54px 54px;
  -webkit-mask-image: linear-gradient(to bottom, #000 0%, #000 74%, transparent 99%);
  mask-image: linear-gradient(to bottom, #000 0%, #000 74%, transparent 99%);
}
.page-hero::after, .about-hero::after {
  content: ""; position: absolute; left: 0; right: 0; bottom: 0; height: 76px; z-index: 1; pointer-events: none;
  background: linear-gradient(to bottom, rgba(245,248,253,0), var(--bg));
}
.page-hero > .container, .about-hero > .container { position: relative; z-index: 2; }
.page-hero h1, .about-hero h1 { color: #fff; text-shadow: 0 4px 28px rgba(0,50,140,.42); }
.page-hero p, .about-hero p { color: #bcd4f5; }
.page-hero .section-tag, .about-hero .section-tag {
  color: #8fd8ff; background: rgba(255,255,255,.09); border: 1px solid rgba(150,205,255,.32);
  backdrop-filter: blur(6px);
}
.page-hero .stat-num, .about-hero .stat-num { color: #fff; }
.page-hero .stat-label, .about-hero .stat-label { color: #a9c8ef; }
.page-hero .btn-primary, .about-hero .btn-primary {
  background: linear-gradient(92deg, #2ea8ff, #1a6ae0); box-shadow: 0 10px 30px rgba(0,80,190,.45), inset 0 1px 0 rgba(255,255,255,.25);
}
.page-hero .btn-primary:hover, .about-hero .btn-primary:hover { box-shadow: 0 16px 40px rgba(26,150,255,.6); }
.page-hero .btn-ghost, .about-hero .btn-ghost {
  background: rgba(255,255,255,.07); border: 1px solid rgba(180,220,255,.45); color: #e8f2ff;
  backdrop-filter: blur(6px);
}
.page-hero .btn-ghost:hover, .about-hero .btn-ghost:hover { background: rgba(255,255,255,.15); color: #fff; }

/* 内页 CTA 上方留白背景统一 */
.hx-cta + .footer { border-top: 1px solid #e8effa; }
@media (max-width: 768px) {
  .page-hero, .about-hero { padding: 128px 0 64px; }
}

/* ═══════════════ v7：Logo 放大 + 备案信息样式 ═══════════════ */
.brand-logo { width: auto; height: 62px; max-height: 62px; }
.navbar.scrolled .brand-logo, .navbar.menu-open .brand-logo { height: 54px; max-height: 54px; }
.footer-logo { width: 208px; margin-bottom: 18px; }
.footer-bottom {
  display: flex; align-items: center; justify-content: center; gap: 16px; flex-wrap: wrap;
}
.footer-bottom .icp-link { color: #8fa5c0; text-decoration: none; transition: color .25s; }
.footer-bottom .icp-link:hover { color: #fff; text-decoration: underline; }
.footer-bottom .admin-link { margin-left: 0; opacity: .7; }
@media (max-width: 768px) {
  .brand-logo, .navbar.scrolled .brand-logo, .navbar.menu-open .brand-logo { height: 46px; max-height: 46px; }
  .footer-logo { width: 168px; }
}

/* ---------- 404 页面 ---------- */
.err-wrap { min-height: 62vh; display: grid; place-items: center; text-align: center; padding: 150px 20px 90px; }
.err-code { font-size: clamp(72px, 12vw, 140px); font-weight: 900; line-height: 1; background: linear-gradient(92deg, #2ea8ff, #1a6ae0); -webkit-background-clip: text; background-clip: text; color: transparent; }
.err-wrap h1 { font-size: clamp(20px, 2.6vw, 28px); margin: 18px 0 12px; }
.err-wrap p { color: var(--muted); margin-bottom: 26px; }
/* 透明 PNG logo 去掉矩形阴影/圆角，避免出现白框 */
.brand-logo { border-radius: 0 !important; box-shadow: none !important; }
.footer-logo { background: transparent !important; border-radius: 0 !important; padding: 0 !important; box-shadow: none !important; }