/* =====================================================
   飞鲸企业官网 - 主样式
   设计语言：深蓝渐变 + 卡片式 + 滚动动效
   ===================================================== */
:root {
  --primary: #2563eb;
  --primary-dark: #1e40af;
  --primary-deep: #0a1b52;
  --primary-light: #eff6ff;
  --accent: #ff6a2b;
  --accent-dark: #ea580c;
  --ink: #101828;
  --ink-2: #344054;
  --muted: #667085;
  --line: #e5e9f0;
  --bg: #f7f9fc;
  --card: #ffffff;
  --radius: 16px;
  --radius-sm: 10px;
  --shadow: 0 6px 24px rgba(16, 24, 40, .07);
  --shadow-lg: 0 14px 40px rgba(16, 24, 40, .12);
  --grad-hero: linear-gradient(135deg, #0a1b52 0%, #16339e 48%, #4c3ad1 100%);
  --grad-brand: linear-gradient(120deg, #2563eb, #7c3aed);
  --grad-text: linear-gradient(120deg, #60a5fa, #c4b5fd);
  --font: "PingFang SC", "Microsoft YaHei", "Helvetica Neue", system-ui, -apple-system, sans-serif;
}
* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { font-family: var(--font); color: var(--ink); background: #fff; line-height: 1.6; font-size: 15px; -webkit-font-smoothing: antialiased; }
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
ul, ol { list-style: none; }
button { font-family: inherit; cursor: pointer; border: none; background: none; }
input, textarea, select { font-family: inherit; font-size: 14px; outline: none; }
::selection { background: rgba(37, 99, 235, .2); }

.container { width: min(1200px, 92%); margin: 0 auto; }

/* ---------- 按钮 ---------- */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 6px; padding: 10px 22px; border-radius: 999px; font-size: 15px; font-weight: 600; transition: all .25s; white-space: nowrap; }
.btn:active { transform: scale(.97); }
.btn-accent { background: linear-gradient(120deg, #ff8a3d, var(--accent)); color: #fff; box-shadow: 0 6px 18px rgba(255, 106, 43, .35); }
.btn-accent:hover { transform: translateY(-2px); box-shadow: 0 10px 24px rgba(255, 106, 43, .45); }
.btn-primary { background: var(--primary); color: #fff; box-shadow: 0 6px 18px rgba(37, 99, 235, .3); }
.btn-primary:hover { background: var(--primary-dark); transform: translateY(-2px); }
.btn-ghost { background: rgba(255, 255, 255, .12); color: #fff; border: 1px solid rgba(255, 255, 255, .45); backdrop-filter: blur(4px); }
.btn-ghost:hover { background: rgba(255, 255, 255, .22); transform: translateY(-2px); }
.btn-ghost-dark { background: #fff; color: var(--ink); border: 1px solid var(--line); }
.btn-ghost-dark:hover { border-color: var(--primary); color: var(--primary); }
.btn-sm { padding: 7px 16px; font-size: 13px; }
.btn-lg { padding: 13px 32px; font-size: 16px; }
.btn-block { width: 100%; }

/* ---------- 区块 ---------- */
.sec { padding: 76px 0; }
.sec-tight { padding: 34px 0; }
.sec-alt { background: var(--bg); }
.sec-head { text-align: center; margin-bottom: 44px; position: relative; }
.sec-head h2 { font-size: 30px; letter-spacing: .5px; }
.sec-head p { color: var(--muted); margin-top: 10px; }
.sec-head::after { content: ""; display: block; width: 52px; height: 4px; border-radius: 2px; background: var(--grad-brand); margin: 16px auto 0; }
.sec-more { position: absolute; right: 0; bottom: 4px; color: var(--primary); font-size: 14px; }

/* ---------- 滚动进场动效 ---------- */
.reveal { opacity: 0; transform: translateY(26px); transition: opacity .7s ease, transform .7s ease; }
.reveal.is-in { opacity: 1; transform: none; }
.reveal.d1 { transition-delay: .1s; }
.reveal.d2 { transition-delay: .2s; }
.reveal.d3 { transition-delay: .3s; }

/* =====================================================
   顶部导航
   ===================================================== */
.hdr { position: fixed; top: 0; left: 0; right: 0; z-index: 100; transition: background .3s, box-shadow .3s; }
.hdr::before { content: ""; position: absolute; inset: 0; background: rgba(8, 18, 52, .55); backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px); transition: opacity .3s; opacity: 1; }
.hdr.solid::before { background: rgba(255, 255, 255, .92); box-shadow: 0 2px 16px rgba(16, 24, 40, .08); }
.hdr-in { display: flex; align-items: center; gap: 28px; height: 72px; position: relative; }
.logo { display: flex; align-items: center; gap: 10px; flex-shrink: 0; }
.logo-img { height: 36px; width: auto; }
.logo-txt { font-size: 22px; font-weight: 800; color: #fff; letter-spacing: 1px; transition: color .3s; white-space: nowrap; }
.hdr.solid .logo-txt { color: var(--primary-deep); }
.nav { display: flex; align-items: center; gap: 4px; flex: 1; }
.nav-item { position: relative; }
.nav-link { display: inline-flex; align-items: center; gap: 5px; padding: 8px 14px; color: rgba(255, 255, 255, .88); font-size: 15px; font-weight: 500; border-radius: 8px; transition: color .25s, background .25s; }
.hdr.solid .nav-link { color: var(--ink-2); }
.nav-link:hover, .nav-link.is-active { color: #fff; background: rgba(255, 255, 255, .14); }
.hdr.solid .nav-link:hover, .hdr.solid .nav-link.is-active { color: var(--primary); background: var(--primary-light); }
.nav-hot { font-style: normal; font-size: 10px; color: #fff; background: linear-gradient(120deg, #ff8a3d, var(--accent)); border-radius: 999px; padding: 1px 6px; transform: scale(.9); }
.caret { width: 7px; height: 7px; border-right: 1.6px solid currentColor; border-bottom: 1.6px solid currentColor; transform: rotate(45deg) translateY(-2px); transition: transform .25s; }
/* 下拉菜单 */
.dropdown { position: absolute; top: calc(100% + 10px); left: 50%; transform: translateX(-50%) translateY(8px); background: #fff; border-radius: 14px; box-shadow: var(--shadow-lg); padding: 10px; min-width: 300px; opacity: 0; visibility: hidden; transition: all .25s; }
.dropdown::before { content: ""; position: absolute; top: -10px; left: 0; right: 0; height: 12px; }
.dropdown-sm { min-width: 200px; }
.nav-item:hover .dropdown, .nav-item:focus-within .dropdown { opacity: 1; visibility: visible; transform: translateX(-50%) translateY(0); }
.nav-item:hover .caret { transform: rotate(225deg) translateY(-1px); }
.dropdown-link { display: flex; align-items: center; gap: 12px; padding: 10px 12px; border-radius: 10px; transition: background .2s; }
.dropdown-link:hover { background: var(--primary-light); }
.dropdown-ico { font-size: 20px; width: 34px; height: 34px; display: grid; place-items: center; background: var(--bg); border-radius: 9px; }
.dropdown-link b { display: block; font-size: 14px; color: var(--ink); }
.dropdown-link small { display: block; font-size: 12px; color: var(--muted); }
.dropdown-more { display: block; text-align: center; padding: 10px; color: var(--primary); font-size: 13px; border-top: 1px dashed var(--line); margin-top: 6px; }
.hdr-right { display: flex; align-items: center; gap: 14px; }
.hdr-phone { display: flex; align-items: center; gap: 7px; color: #fff; font-weight: 700; font-size: 17px; transition: color .3s; }
.hdr.solid .hdr-phone { color: var(--primary-deep); }
.hdr-phone i { font-style: normal; animation: ring 2.4s infinite; }
@keyframes ring { 0%, 78%, 100% { transform: rotate(0); } 80% { transform: rotate(-12deg); } 84% { transform: rotate(12deg); } 88% { transform: rotate(-8deg); } 92% { transform: rotate(8deg); } }
/* 汉堡 & 抽屉 */
.hamburger { display: none; flex-direction: column; gap: 5px; padding: 6px; }
.hamburger span { width: 22px; height: 2.2px; border-radius: 2px; background: #fff; transition: all .3s; }
.hdr.solid .hamburger span { background: var(--primary-deep); }
.drawer { display: none; position: fixed; top: 72px; left: 0; right: 0; bottom: 0; background: #fff; padding: 18px 5%; overflow-y: auto; z-index: 99; transform: translateX(100%); transition: transform .35s; }
.drawer.open { transform: none; }
.drawer-link { display: flex; align-items: center; justify-content: space-between; width: 100%; padding: 14px 4px; font-size: 16px; font-weight: 600; color: var(--ink); border-bottom: 1px solid var(--line); }
.drawer-link.is-active { color: var(--primary); }
.drawer-sub { display: none; padding: 6px 0 10px; border-bottom: 1px solid var(--line); }
.drawer-sub.open { display: block; }
.drawer-sub a { display: block; padding: 9px 12px; color: var(--ink-2); font-size: 14px; border-radius: 8px; }
.drawer-sub a:hover { background: var(--primary-light); color: var(--primary); }
.drawer .btn { margin-top: 18px; }
.drawer-toggle .caret { transform: rotate(45deg); }

/* =====================================================
   Hero
   ===================================================== */
.hero { position: relative; background: var(--grad-hero); padding: 168px 0 96px; overflow: hidden; color: #fff; }
.hero-bg { position: absolute; inset: 0; }
.blob { position: absolute; border-radius: 50%; filter: blur(60px); opacity: .5; }
.b1 { width: 480px; height: 480px; background: #2563eb; top: -160px; right: -80px; }
.b2 { width: 360px; height: 360px; background: #7c3aed; bottom: -140px; left: -60px; }
.b3 { width: 260px; height: 260px; background: #0ea5e9; top: 30%; left: 32%; opacity: .25; }
.hero-in { display: grid; grid-template-columns: 1.15fr .85fr; gap: 48px; align-items: center; position: relative; }
.hero-badge { display: inline-block; padding: 7px 16px; border-radius: 999px; background: rgba(255, 255, 255, .12); border: 1px solid rgba(255, 255, 255, .3); font-size: 13px; letter-spacing: 1px; margin-bottom: 22px; backdrop-filter: blur(4px); }
.hero-title { font-size: 46px; line-height: 1.22; letter-spacing: 1px; }
.hero-accent { font-size: 30px; font-weight: 800; margin-top: 12px; background: var(--grad-text); -webkit-background-clip: text; background-clip: text; color: transparent; }
.hero-desc { margin-top: 16px; font-size: 16px; color: rgba(255, 255, 255, .82); max-width: 560px; }
.hero-ctas { display: flex; gap: 14px; margin-top: 30px; }
.hero-badges { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 30px; }
.trust-badge { display: inline-flex; align-items: center; gap: 7px; font-size: 13px; color: rgba(255, 255, 255, .9); background: rgba(255, 255, 255, .08); padding: 7px 14px; border-radius: 999px; border: 1px solid rgba(255, 255, 255, .18); }
.trust-badge i { font-style: normal; color: #4ade80; font-weight: 800; }
.hero-cards { position: relative; min-height: 360px; }
.hero-card { position: absolute; display: flex; align-items: center; gap: 14px; background: rgba(255, 255, 255, .97); color: var(--ink); border-radius: 16px; padding: 18px 22px; box-shadow: var(--shadow-lg); animation: floaty 5s ease-in-out infinite; }
.hero-card b { display: block; font-size: 16px; }
.hero-card small { color: var(--muted); font-size: 12.5px; }
.hero-card em { font-style: normal; font-size: 11px; color: var(--accent); background: #fff1e8; padding: 2px 8px; border-radius: 999px; margin-left: 4px; }
.hc-ico { font-size: 30px; }
.hc1 { top: 8%; left: 4%; }
.hc2 { top: 38%; right: 2%; animation-delay: 1.2s; }
.hc3 { bottom: 6%; left: 14%; animation-delay: 2.2s; }
.hero-ring { position: absolute; border: 2px dashed rgba(255, 255, 255, .25); border-radius: 50%; }
.r1 { width: 340px; height: 340px; top: 6%; right: 8%; animation: spin 26s linear infinite; }
.r2 { width: 180px; height: 180px; bottom: 4%; right: 40%; border-color: rgba(255, 255, 255, .18); animation: spin 18s linear infinite reverse; }
@keyframes floaty { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(-12px); } }
@keyframes spin { to { transform: rotate(360deg); } }

/* ---------- 标签云 ---------- */
.tag-cloud { display: flex; flex-wrap: wrap; justify-content: center; gap: 12px; }
.tag { display: inline-flex; align-items: center; gap: 6px; padding: 10px 20px; border-radius: 999px; background: #fff; border: 1px solid var(--line); font-size: 14.5px; font-weight: 500; color: var(--ink-2); box-shadow: var(--shadow); transition: all .25s; }
.tag:hover { color: var(--primary); border-color: var(--primary); transform: translateY(-3px); box-shadow: 0 10px 24px rgba(37, 99, 235, .16); }

/* ---------- 统计 ---------- */
.sec-stats { padding: 26px 0 8px; }
.stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.stat { text-align: center; padding: 28px 12px; background: #fff; border-radius: var(--radius); box-shadow: var(--shadow); border: 1px solid var(--line); transition: transform .25s; }
.stat:hover { transform: translateY(-4px); }
.stat-num { font-size: 38px; font-weight: 800; background: var(--grad-brand); -webkit-background-clip: text; background-clip: text; color: transparent; }
.stat-num em { font-style: normal; font-size: 20px; }
.stat-label { color: var(--muted); margin-top: 6px; font-size: 14px; }

/* ---------- 快速预约 + 滚动咨询 ---------- */
.booking { display: grid; grid-template-columns: 1.1fr .9fr; gap: 36px; align-items: center; background: linear-gradient(120deg, #0d2557, #16339e); border-radius: 22px; padding: 40px 44px; color: #fff; box-shadow: var(--shadow-lg); position: relative; overflow: hidden; }
.booking > * { min-width: 0; }
.booking::after { content: ""; position: absolute; width: 260px; height: 260px; border-radius: 50%; background: rgba(96, 165, 250, .18); filter: blur(40px); top: -80px; right: -60px; }
.booking h3 { font-size: 24px; }
.booking-left p { margin-top: 8px; color: rgba(255, 255, 255, .85); }
.booking-hotline { color: #ffd28a; font-size: 22px; font-weight: 800; letter-spacing: 1px; }
.ticker-wrap { display: flex; align-items: center; gap: 10px; margin-top: 20px; }
.ticker-label { flex-shrink: 0; font-size: 12px; color: #ffd28a; border: 1px solid rgba(255, 210, 138, .5); padding: 3px 10px; border-radius: 999px; }
.ticker { flex: 1; overflow: hidden; position: relative; mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent); -webkit-mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent); }
.ticker-track { display: inline-flex; gap: 34px; white-space: nowrap; animation: ticker 36s linear infinite; }
.ticker:hover .ticker-track { animation-play-state: paused; }
.ticker-item { font-size: 13px; color: rgba(255, 255, 255, .88); }
.ticker-item b { color: #fff; }
.ticker-item i { font-style: normal; color: #9ec2ff; }
.ticker-item u { text-decoration: none; color: rgba(255, 255, 255, .55); }
@keyframes ticker { from { transform: translateX(0); } to { transform: translateX(-50%); } }
.booking-form { position: relative; display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.booking-form input { height: 46px; border-radius: 10px; border: 1px solid rgba(255, 255, 255, .25); background: rgba(255, 255, 255, .1); color: #fff; padding: 0 14px; backdrop-filter: blur(4px); }
.booking-form input::placeholder { color: rgba(255, 255, 255, .6); }
.booking-form input:focus { border-color: #ffd28a; background: rgba(255, 255, 255, .16); }
.booking-form .btn { grid-column: 1 / -1; height: 46px; }

/* ---------- 服务 Tab & 卡片 ---------- */
.svc-tabs { display: flex; flex-wrap: wrap; justify-content: center; gap: 10px; margin-bottom: 34px; }
.svc-tab { padding: 10px 20px; border-radius: 999px; background: #fff; border: 1px solid var(--line); color: var(--ink-2); font-size: 14.5px; font-weight: 600; transition: all .25s; }
.svc-tab em { font-style: normal; font-size: 11px; color: var(--muted); background: var(--bg); border-radius: 999px; padding: 1px 7px; margin-left: 5px; }
.svc-tab:hover { border-color: var(--primary); color: var(--primary); }
.svc-tab.is-active { background: var(--grad-brand); color: #fff; border-color: transparent; box-shadow: 0 8px 20px rgba(37, 99, 235, .32); }
.svc-tab.is-active em { color: #fff; background: rgba(255, 255, 255, .2); }
.svc-grid { display: none; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.svc-grid.is-active { display: grid; }
.svc-card { position: relative; background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 26px 22px 20px; transition: all .28s; display: block; overflow: hidden; }
.svc-card::after { content: ""; position: absolute; inset: 0; border-radius: inherit; border: 1.5px solid transparent; transition: border-color .28s; pointer-events: none; }
.svc-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); }
.svc-card:hover::after { border-color: var(--primary); }
.svc-ico { font-size: 34px; display: inline-block; margin-bottom: 14px; transition: transform .28s; }
.svc-card:hover .svc-ico { transform: scale(1.15) rotate(-6deg); }
.svc-card h3 { font-size: 17px; margin-bottom: 8px; }
.svc-card > p { color: var(--muted); font-size: 13.5px; line-height: 1.65; min-height: 66px; }
.svc-meta { display: flex; align-items: center; justify-content: space-between; margin-top: 14px; font-size: 12.5px; color: var(--muted); }
.svc-meta b { color: var(--primary); font-weight: 600; }
.hot-badge { position: absolute; top: 14px; right: 14px; font-style: normal; font-size: 11px; color: #fff; background: linear-gradient(120deg, #ff8a3d, var(--accent)); padding: 3px 10px; border-radius: 999px; box-shadow: 0 4px 10px rgba(255, 106, 43, .35); }
.svc-more { text-align: center; border-style: dashed; color: var(--muted); }
.svc-more:hover { color: var(--primary); }
.svc-more .svc-meta { justify-content: center; }
.svc-grid-page { display: grid; }
.empty-state { grid-column: 1/-1; text-align: center; padding: 60px 0; color: var(--muted); }
.empty-state .btn { margin-top: 16px; }

/* ---------- 行业解决方案 ---------- */
.sol-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.sol-card { background: #fff; border-radius: var(--radius); padding: 26px; box-shadow: var(--shadow); border-top: 4px solid transparent; background-image: linear-gradient(#fff, #fff), var(--grad-brand); background-origin: border-box; background-clip: padding-box, border-box; transition: all .28s; display: flex; flex-direction: column; }
.sol-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); }
.sol-top { display: flex; gap: 14px; align-items: flex-start; }
.sol-ico { font-size: 34px; width: 58px; height: 58px; display: grid; place-items: center; background: var(--primary-light); border-radius: 14px; flex-shrink: 0; }
.sol-top h3 { font-size: 18px; }
.sol-top p { color: var(--muted); font-size: 13px; margin-top: 3px; }
.sol-tags { display: flex; flex-wrap: wrap; gap: 8px; margin: 16px 0; }
.sol-tags span { font-size: 12px; color: var(--primary); background: var(--primary-light); padding: 4px 11px; border-radius: 999px; }
.sol-foot { margin-top: auto; display: flex; align-items: center; justify-content: space-between; padding-top: 14px; border-top: 1px dashed var(--line); font-size: 13px; color: var(--muted); }
.sol-foot b { color: var(--accent); }

/* ---------- 为什么选择 ---------- */
.why-features { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; margin-bottom: 44px; }
.why-card { text-align: center; background: #fff; border-radius: var(--radius); padding: 34px 22px; border: 1px solid var(--line); transition: all .28s; }
.why-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); border-color: var(--primary); }
.why-ico { font-size: 40px; display: inline-block; margin-bottom: 16px; }
.why-card h3 { font-size: 18px; margin-bottom: 10px; }
.why-card p { color: var(--muted); font-size: 13.5px; }
.tst-wrap { position: relative; }
.tst-track { position: relative; min-height: 210px; }
.tst-card { position: absolute; inset: 0; background: #fff; border-radius: 20px; box-shadow: var(--shadow-lg); padding: 34px 40px; opacity: 0; transform: translateX(40px) scale(.98); transition: all .5s; pointer-events: none; }
.tst-card.is-active { opacity: 1; transform: none; pointer-events: auto; position: relative; }
.tst-stars i { color: #ffb020; font-style: normal; font-size: 17px; letter-spacing: 3px; }
.tst-content { font-size: 16.5px; color: var(--ink-2); margin: 14px 0 20px; line-height: 1.8; }
.tst-author { display: flex; align-items: center; gap: 12px; }
.tst-avatar { width: 44px; height: 44px; border-radius: 50%; display: grid; place-items: center; background: var(--grad-brand); color: #fff; font-weight: 800; font-size: 18px; }
.tst-author b { display: block; }
.tst-author small { color: var(--muted); font-size: 12.5px; }
.tst-dots { display: flex; justify-content: center; gap: 8px; margin-top: 22px; }
.tst-dot { width: 9px; height: 9px; border-radius: 50%; background: #cbd5e1; transition: all .25s; }
.tst-dot.is-active { width: 26px; border-radius: 999px; background: var(--grad-brand); }
.why-stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; margin-top: 44px; }
.wstat { text-align: center; padding: 26px 10px; background: linear-gradient(180deg, var(--primary-light), #fff); border-radius: var(--radius); border: 1px solid #dbe7ff; }
.wstat b { font-size: 32px; color: var(--primary); font-weight: 800; }
.wstat b em { font-style: normal; font-size: 17px; }
.wstat span { display: block; color: var(--muted); font-size: 13.5px; margin-top: 4px; }
/* 关于我们页：大号突出数据卡 */
.about-stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; margin-top: 40px; }
.astat { position: relative; text-align: center; padding: 42px 14px 36px; background: var(--grad-hero); color: #fff; border-radius: 18px; overflow: hidden; box-shadow: 0 14px 34px rgba(10, 27, 82, .28); transition: transform .28s, box-shadow .28s; }
.astat::before { content: ""; position: absolute; width: 160px; height: 160px; border-radius: 50%; background: rgba(96, 165, 250, .22); filter: blur(30px); top: -60px; right: -40px; }
.astat:hover { transform: translateY(-6px); box-shadow: 0 20px 44px rgba(10, 27, 82, .36); }
.astat b { position: relative; display: block; font-size: 54px; line-height: 1.1; font-weight: 800; color: #ffd28a; letter-spacing: 1px; text-shadow: 0 4px 18px rgba(255, 210, 138, .35); }
.astat b em { font-style: normal; font-size: 26px; margin-left: 4px; }
.astat-label { position: relative; display: block; margin-top: 10px; font-size: 16px; font-weight: 600; color: rgba(255, 255, 255, .92); letter-spacing: 2px; }
.astat-label::after { content: ""; display: block; width: 34px; height: 3px; border-radius: 2px; background: rgba(255, 210, 138, .8); margin: 10px auto 0; }

/* ---------- 飞鲸学堂 ---------- */
.learn-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.learn-col { background: #fff; border-radius: var(--radius); padding: 24px; border: 1px solid var(--line); transition: all .28s; }
.learn-col:hover { box-shadow: var(--shadow-lg); transform: translateY(-4px); }
.learn-col-head { display: flex; align-items: center; justify-content: space-between; padding-bottom: 14px; border-bottom: 2px solid var(--grad-brand); margin-bottom: 6px; }
.learn-col-head h3 { font-size: 18px; }
.learn-col-head a { color: var(--muted); font-size: 13px; transition: color .2s; }
.learn-col-head a:hover { color: var(--primary); }
.learn-item { display: flex; gap: 14px; padding: 13px 4px; border-bottom: 1px dashed var(--line); align-items: baseline; }
.learn-item:last-child { border-bottom: none; }
.learn-date { flex-shrink: 0; color: var(--muted); font-size: 12.5px; font-variant-numeric: tabular-nums; }
.learn-title { color: var(--ink-2); font-size: 14px; line-height: 1.55; transition: color .2s; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.learn-item:hover .learn-title { color: var(--primary); }
.learn-empty { color: var(--muted); font-size: 13px; padding: 18px 0; }

/* ---------- 合作客户 ---------- */
.cli-marquee { overflow: hidden; mask-image: linear-gradient(90deg, transparent, #000 6%, #000 94%, transparent); -webkit-mask-image: linear-gradient(90deg, transparent, #000 6%, #000 94%, transparent); }
.cli-track { display: flex; gap: 16px; width: max-content; animation: ticker 40s linear infinite; }
.cli-marquee:hover .cli-track { animation-play-state: paused; }
.cli-logo { flex-shrink: 0; transition: transform .25s; }
.cli-logo:hover { transform: translateY(-3px) scale(1.03); }
.cli-logo img { height: 64px; width: auto; border-radius: 10px; }

/* ---------- 底部 CTA ---------- */
.cta-band { background: var(--grad-hero); color: #fff; padding: 64px 0; position: relative; overflow: hidden; }
.cta-band::after { content: ""; position: absolute; width: 400px; height: 400px; border-radius: 50%; background: rgba(96, 165, 250, .16); filter: blur(50px); bottom: -180px; right: -60px; }
.cta-in { display: flex; align-items: center; justify-content: space-between; gap: 40px; flex-wrap: wrap; position: relative; }
.cta-copy h2 { font-size: 30px; }
.cta-copy p { color: rgba(255, 255, 255, .82); margin-top: 10px; }
.cta-feats { display: flex; gap: 22px; margin-top: 18px; flex-wrap: wrap; }
.cta-feats span { font-size: 14px; color: rgba(255, 255, 255, .9); display: inline-flex; gap: 6px; align-items: center; }
.cta-feats i { font-style: normal; color: #4ade80; font-weight: 800; }
.cta-actions { display: flex; gap: 14px; flex-wrap: wrap; }

/* =====================================================
   页脚
   ===================================================== */
.footer { background: #0b1220; color: #94a3b8; padding: 60px 0 0; font-size: 13.5px; }
.footer-grid { display: grid; grid-template-columns: 1.4fr .8fr .9fr .7fr 1.2fr; gap: 36px; padding-bottom: 40px; }
.logo-light .logo-txt { color: #fff; }
.footer-about { margin: 16px 0 20px; line-height: 1.8; }
.footer-qrs { display: flex; gap: 16px; }
.qr-box { text-align: center; }
.qr-box img { width: 92px; height: 92px; border-radius: 8px; background: #fff; padding: 4px; }
.qr-box span { display: block; margin-top: 7px; font-size: 12px; color: #94a3b8; }
.footer-col h4 { color: #fff; font-size: 15.5px; margin-bottom: 16px; }
.footer-col ul li { margin-bottom: 10px; }
.footer-col a { color: #94a3b8; transition: color .2s; }
.footer-col a:hover { color: #60a5fa; }
.footer-phone a { font-size: 22px; font-weight: 800; color: #ffd28a; letter-spacing: 1px; }
.footer-contact p { margin-bottom: 8px; line-height: 1.7; }
.footer-bottom { border-top: 1px solid rgba(148, 163, 184, .16); padding: 18px 0; display: flex; justify-content: space-between; flex-wrap: wrap; gap: 8px; }
.footer-bottom a { color: #94a3b8; }
.footer-bottom a:hover { color: #60a5fa; }

/* =====================================================
   悬浮工具 / 弹窗 / Toast
   ===================================================== */
.fab { position: fixed; right: 18px; bottom: 90px; z-index: 90; display: flex; flex-direction: column; gap: 10px; }
.fab-item { position: relative; }
.fab-btn { width: 52px; height: 52px; border-radius: 50%; background: #fff; box-shadow: var(--shadow-lg); display: flex; flex-direction: column; align-items: center; justify-content: center; font-size: 18px; color: var(--ink-2); transition: all .25s; border: 1px solid var(--line); }
.fab-btn img { width: 24px; height: 24px; object-fit: contain; border-radius: 4px; }
.fab-btn span { font-size: 10px; color: var(--muted); }
.fab-btn:hover { transform: translateY(-3px); color: var(--primary); }
.fab-consult { background: var(--grad-brand); color: #fff; border: none; }
.fab-consult span { color: rgba(255, 255, 255, .85); }
.fab-top { opacity: 0; visibility: hidden; transition: all .3s; }
.fab-top.show { opacity: 1; visibility: visible; }
.fab-pop { position: absolute; right: 64px; top: 50%; transform: translateY(-50%) translateX(8px); background: #fff; border-radius: 12px; box-shadow: var(--shadow-lg); padding: 14px 18px; white-space: nowrap; opacity: 0; visibility: hidden; transition: all .25s; text-align: center; }
.fab-pop b { display: block; color: var(--primary); font-size: 18px; }
.fab-pop span { display: block; color: var(--muted); font-size: 12px; margin-top: 3px; }
.fab-pop-qr img { width: 130px; height: 130px; margin-bottom: 6px; }
.fab-pop-qr { padding: 12px; }
.fab-item:hover .fab-pop { opacity: 1; visibility: visible; transform: translateY(-50%) translateX(0); }
/* 弹窗 */
.modal { position: fixed; inset: 0; z-index: 200; display: grid; place-items: center; opacity: 0; visibility: hidden; transition: all .3s; }
.modal.open { opacity: 1; visibility: visible; }
.modal-mask { position: absolute; inset: 0; background: rgba(8, 15, 35, .6); backdrop-filter: blur(4px); }
.modal-card { position: relative; width: min(440px, 92%); background: #fff; border-radius: 20px; padding: 30px 30px 24px; transform: translateY(24px) scale(.97); transition: all .3s; max-height: 90vh; overflow-y: auto; }
.modal.open .modal-card { transform: none; }
.modal-close { position: absolute; top: 14px; right: 16px; font-size: 17px; color: var(--muted); padding: 6px; }
.modal-close:hover { color: var(--ink); }
.modal-head h3 { font-size: 21px; text-align: center; }
.modal-head p { text-align: center; color: var(--muted); font-size: 13px; margin: 8px 0 20px; }
.field { margin-bottom: 14px; }
.field label { display: block; font-size: 13.5px; font-weight: 600; color: var(--ink-2); margin-bottom: 6px; }
.field .req { color: #ef4444; font-style: normal; }
.field input, .field textarea, .field select { width: 100%; border: 1.5px solid var(--line); border-radius: 10px; padding: 11px 13px; transition: border-color .2s; background: #fff; resize: vertical; }
.field input:focus, .field textarea:focus, .field select:focus { border-color: var(--primary); box-shadow: 0 0 0 3px rgba(37, 99, 235, .12); }
.modal-tip { text-align: center; color: var(--muted); font-size: 12px; margin-top: 12px; }
/* Toast */
.toast { position: fixed; top: 84px; left: 50%; transform: translateX(-50%) translateY(-16px); background: rgba(16, 24, 40, .92); color: #fff; padding: 12px 24px; border-radius: 999px; font-size: 14px; z-index: 300; opacity: 0; visibility: hidden; transition: all .3s; box-shadow: var(--shadow-lg); max-width: 86%; text-align: center; }
.toast.show { opacity: 1; visibility: visible; transform: translateX(-50%) translateY(0); }
.toast.ok { background: linear-gradient(120deg, #16a34a, #22c55e); }
.toast.err { background: linear-gradient(120deg, #dc2626, #ef4444); }

/* =====================================================
   内页通用
   ===================================================== */
.page-hero { background: var(--grad-hero); color: #fff; padding: 150px 0 54px; text-align: center; position: relative; overflow: hidden; }
.page-hero::after { content: ""; position: absolute; width: 320px; height: 320px; border-radius: 50%; background: rgba(96, 165, 250, .18); filter: blur(40px); top: -80px; left: -60px; }
.page-hero h1 { font-size: 34px; letter-spacing: 1px; position: relative; }
.page-hero p { color: rgba(255, 255, 255, .8); margin-top: 10px; position: relative; }
.crumbs { padding: 18px 0 0; color: var(--muted); font-size: 13px; display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.crumbs a:hover { color: var(--primary); }
.crumbs i { color: #cbd5e1; font-style: normal; }
.crumbs span { color: var(--ink-2); }
.filter-bar { display: flex; align-items: center; justify-content: space-between; gap: 18px; flex-wrap: wrap; margin-bottom: 22px; }
.filter-chips { display: flex; flex-wrap: wrap; gap: 9px; }
.chip { padding: 8px 18px; border-radius: 999px; background: #fff; border: 1px solid var(--line); font-size: 13.5px; color: var(--ink-2); transition: all .22s; }
.chip:hover { color: var(--primary); border-color: var(--primary); }
.chip.is-active { background: var(--grad-brand); color: #fff; border-color: transparent; box-shadow: 0 6px 16px rgba(37, 99, 235, .3); }
.search-form { display: flex; gap: 8px; }
.search-form input { width: 240px; max-width: 60vw; height: 40px; border-radius: 999px; border: 1.5px solid var(--line); padding: 0 16px; }
.search-form input:focus { border-color: var(--primary); }
.result-note { color: var(--muted); font-size: 13.5px; margin-bottom: 20px; }
.result-note b { color: var(--accent); }
/* 文章卡片 */
.post-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.post-card { background: #fff; border-radius: var(--radius); overflow: hidden; border: 1px solid var(--line); transition: all .28s; display: flex; flex-direction: column; }
.post-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); }
.post-cover { aspect-ratio: 16/9; overflow: hidden; background: var(--bg); }
.post-cover img { width: 100%; height: 100%; object-fit: cover; transition: transform .4s; }
.post-card:hover .post-cover img { transform: scale(1.06); }
.post-body { padding: 18px 20px 16px; display: flex; flex-direction: column; flex: 1; }
.post-cat { align-self: flex-start; font-size: 11.5px; color: var(--primary); background: var(--primary-light); padding: 3px 10px; border-radius: 999px; margin-bottom: 10px; }
.post-card h3 { font-size: 16px; line-height: 1.5; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.post-summary { color: var(--muted); font-size: 13px; margin-top: 8px; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.post-meta { display: flex; gap: 16px; color: var(--muted); font-size: 12.5px; margin-top: auto; padding-top: 12px; }
.pager { display: flex; justify-content: center; gap: 8px; margin-top: 36px; flex-wrap: wrap; }
.pager-item { min-width: 38px; height: 38px; display: grid; place-items: center; border-radius: 10px; background: #fff; border: 1px solid var(--line); color: var(--ink-2); font-size: 14px; transition: all .2s; padding: 0 10px; }
.pager-item:hover { border-color: var(--primary); color: var(--primary); }
.pager-item.is-active { background: var(--grad-brand); color: #fff; border-color: transparent; }

/* =====================================================
   服务详情页
   ===================================================== */
.svc-hero { background: var(--grad-hero); color: #fff; padding: 118px 0 46px; position: relative; overflow: hidden; }
.svc-hero::after { content: ""; position: absolute; width: 380px; height: 380px; border-radius: 50%; background: rgba(96, 165, 250, .16); filter: blur(50px); top: -120px; right: -80px; }
.svc-hero .container { position: relative; }
.crumbs-in-hero { color: rgba(255, 255, 255, .6); margin-bottom: 26px; }
.crumbs-in-hero a { color: rgba(255, 255, 255, .75); }
.crumbs-in-hero a:hover { color: #fff; }
.crumbs-in-hero i { color: rgba(255, 255, 255, .4); }
.crumbs-in-hero span { color: #fff; }
.svc-hero-in { display: flex; align-items: flex-start; justify-content: space-between; gap: 40px; flex-wrap: wrap; position: relative; }
.svc-hero-titles { display: flex; align-items: center; gap: 12px; }
.svc-hero-titles h1 { font-size: 34px; letter-spacing: 1px; }
.svc-hero-ico { font-size: 38px; margin-right: 6px; }
.svc-hero-desc { margin-top: 16px; color: rgba(255, 255, 255, .85); max-width: 620px; font-size: 15.5px; }
.svc-hero-actions { display: flex; gap: 14px; margin-top: 26px; flex-wrap: wrap; }
.svc-hero-stats { display: flex; gap: 16px; flex-wrap: wrap; }
.sstat { background: rgba(255, 255, 255, .1); border: 1px solid rgba(255, 255, 255, .22); backdrop-filter: blur(6px); border-radius: 16px; padding: 20px 26px; text-align: center; min-width: 150px; }
.sstat b { display: block; font-size: 24px; color: #ffd28a; }
.sstat span { font-size: 12.5px; color: rgba(255, 255, 255, .75); margin-top: 4px; display: block; }
/* 锚点导航条 */
.svc-tabbar { position: sticky; top: 71px; z-index: 50; background: rgba(255, 255, 255, .94); backdrop-filter: blur(10px); border-bottom: 1px solid var(--line); box-shadow: 0 2px 10px rgba(16, 24, 40, .05); }
.svc-tabbar-in { display: flex; align-items: center; justify-content: space-between; gap: 16px; padding: 0; height: 56px; }
.svc-anchors { display: flex; gap: 4px; overflow-x: auto; scrollbar-width: none; }
.svc-anchors::-webkit-scrollbar { display: none; }
.svc-anchors a { padding: 17px 16px; color: var(--ink-2); font-size: 14.5px; font-weight: 500; white-space: nowrap; border-bottom: 2.5px solid transparent; transition: all .2s; }
.svc-anchors a:hover { color: var(--primary); }
.svc-anchors a.is-active { color: var(--primary); border-bottom-color: var(--primary); font-weight: 700; }
.svc-body { padding: 40px 0 30px; }
.svc-sec { margin-bottom: 30px; scroll-margin-top: 150px; }
.svc-sec-title { font-size: 23px; margin: 40px 0 22px; padding-left: 14px; position: relative; }
.svc-sec-title::before { content: ""; position: absolute; left: 0; top: 6px; bottom: 6px; width: 5px; border-radius: 3px; background: var(--grad-brand); }
.svc-sec > .prose + .sec-cta, .svc-sec .sec-cta:first-child { margin-top: 18px; }
.two-col { display: grid; grid-template-columns: 1fr 1.3fr; gap: 20px; }
.panel { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 26px; box-shadow: var(--shadow); }
.panel-blue { background: linear-gradient(180deg, #eef4ff, #fff); border-color: #dbe7ff; }
.panel-title { font-size: 18px; margin-bottom: 18px; padding-bottom: 12px; border-bottom: 1px dashed var(--line); }
.check-list li { display: flex; gap: 10px; padding: 7px 0; color: var(--ink-2); font-size: 14.5px; align-items: baseline; }
.check-list i { font-style: normal; color: #16a34a; font-weight: 800; flex-shrink: 0; }
.panel-blue .check-list i { color: var(--primary); }
.adv-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.adv { background: var(--bg); border-radius: 12px; padding: 16px; }
.adv b { color: var(--primary); font-size: 15px; }
.adv p { color: var(--muted); font-size: 12.5px; margin-top: 6px; line-height: 1.6; }
.sec-cta { text-align: center; background: linear-gradient(120deg, #eef4ff, #f5f0ff); border: 1px dashed #c7d6f8; border-radius: var(--radius); padding: 22px; margin: 26px 0; }
.sec-cta p { color: var(--ink-2); margin-bottom: 14px; font-size: 15px; }
.scene-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: 16px; }
.scene-card { background: #fff; border: 1px solid var(--line); border-radius: 14px; padding: 22px 18px; transition: all .25s; }
.scene-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }
.scene-letter { width: 34px; height: 34px; display: grid; place-items: center; border-radius: 9px; background: var(--grad-brand); color: #fff; font-weight: 800; margin-bottom: 12px; font-size: 15px; }
.scene-card b { display: block; font-size: 15px; margin-bottom: 6px; }
.scene-card p { color: var(--muted); font-size: 12.5px; line-height: 1.6; }
.num-list { display: flex; flex-direction: column; gap: 12px; }
.num-item { display: flex; gap: 14px; background: #fff; border: 1px solid var(--line); border-radius: 12px; padding: 16px 18px; align-items: flex-start; }
.num { flex-shrink: 0; width: 28px; height: 28px; display: grid; place-items: center; border-radius: 50%; background: var(--grad-brand); color: #fff; font-weight: 700; font-size: 14px; }
.num-warn { background: linear-gradient(120deg, #f59e0b, #f97316); }
.num-item p { color: var(--ink-2); font-size: 14.5px; padding-top: 3px; }
.pain-box { margin-top: 24px; background: linear-gradient(180deg, #fff7f2, #fff); border: 1px solid #ffdfc9; border-radius: var(--radius); padding: 26px; }
.pain-box h3 { font-size: 18px; color: #c2410c; margin-bottom: 16px; }
.pain-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); gap: 12px; }
.pain { background: #fff; border: 1px solid #ffe4d1; border-radius: 12px; padding: 14px 16px; }
.pain b { color: #c2410c; font-size: 14px; }
.pain p { color: var(--muted); font-size: 12.5px; margin-top: 6px; }
.flow-steps { display: grid; grid-template-columns: repeat(auto-fill, minmax(180px, 1fr)); gap: 14px; counter-reset: step; }
.flow-step { position: relative; background: #fff; border: 1px solid var(--line); border-radius: 14px; padding: 20px 16px; text-align: center; transition: all .25s; }
.flow-step:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); border-color: var(--primary); }
.flow-step::after { content: "→"; position: absolute; right: -14px; top: 50%; transform: translateY(-50%); color: #c3d4f5; font-size: 16px; z-index: 1; }
.flow-step:last-child::after { display: none; }
.flow-dot { width: 38px; height: 38px; margin: 0 auto 12px; display: grid; place-items: center; border-radius: 50%; background: var(--grad-brand); color: #fff; font-weight: 800; }
.flow-step b { font-size: 14.5px; display: block; }
.flow-step p { color: var(--muted); font-size: 12px; margin-top: 6px; }
.mat-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.price-cards { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; margin-top: 24px; }
.price-card { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 30px; text-align: center; box-shadow: var(--shadow); }
.price-card h4 { color: var(--muted); font-size: 14px; font-weight: 500; }
.price-num { display: block; font-size: 30px; font-weight: 800; color: var(--accent); margin: 12px 0; }
.price-card p { color: var(--muted); font-size: 13px; min-height: 42px; }
.price-card .btn { margin-top: 16px; }
.faq-list { display: flex; flex-direction: column; gap: 10px; }
.faq { background: #fff; border: 1px solid var(--line); border-radius: 12px; overflow: hidden; }
.faq summary { padding: 16px 20px; font-weight: 600; font-size: 15px; cursor: pointer; display: flex; justify-content: space-between; align-items: center; gap: 12px; list-style: none; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary:hover { color: var(--primary); }
.faq-arrow { transition: transform .25s; color: var(--muted); font-style: normal; }
.faq[open] .faq-arrow { transform: rotate(180deg); }
.faq-a { padding: 0 20px 18px; color: var(--muted); font-size: 14px; line-height: 1.8; }
.rel-posts { display: flex; flex-direction: column; }
.cert-img { margin-top: 20px; border-radius: var(--radius); overflow: hidden; border: 1px solid var(--line); cursor: zoom-in; max-width: 560px; }

/* =====================================================
   文章详情
   ===================================================== */
.read-progress { position: fixed; top: 0; left: 0; right: 0; height: 3px; z-index: 110; background: transparent; }
.read-progress i { display: block; height: 100%; width: 0; background: var(--grad-brand); transition: width .1s linear; }
.article { padding: 34px 0 20px; }
.article-head { text-align: center; margin-bottom: 30px; }
.article-head h1 { font-size: 30px; line-height: 1.4; }
.article-meta { display: flex; justify-content: center; gap: 18px; margin-top: 16px; color: var(--muted); font-size: 13px; flex-wrap: wrap; }
.article-cover { border-radius: var(--radius); overflow: hidden; margin-bottom: 28px; border: 1px solid var(--line); }
.prose { font-size: 15.5px; color: var(--ink-2); line-height: 1.9; }
.prose p { margin: 14px 0; }
.prose h2 { font-size: 21px; margin: 30px 0 14px; padding-left: 12px; border-left: 4px solid var(--primary); }
.prose h3 { font-size: 18px; margin: 24px 0 12px; }
.prose ul, .prose ol { padding-left: 6px; margin: 12px 0; }
.prose li { margin: 8px 0 8px 18px; position: relative; }
.prose ul li::before { content: "•"; position: absolute; left: -14px; color: var(--primary); font-weight: 800; }
.prose ol li { list-style: decimal; margin-left: 20px; }
.prose b, .prose strong { color: var(--ink); }
.prose img { border-radius: 12px; margin: 18px auto; border: 1px solid var(--line); }
.prose blockquote { background: var(--primary-light); border-left: 4px solid var(--primary); border-radius: 0 12px 12px 0; padding: 14px 18px; margin: 16px 0; color: var(--ink-2); }
.article-cta { background: var(--grad-hero); border-radius: 20px; color: #fff; text-align: center; padding: 34px 24px; margin: 40px 0; }
.article-cta h3 { font-size: 22px; }
.article-cta p { color: rgba(255, 255, 255, .8); margin: 10px 0 20px; font-size: 14px; }
.article-cta .cta-actions { justify-content: center; }
.article-pn { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin: 30px 0 10px; }
.pn { background: #fff; border: 1px solid var(--line); border-radius: 14px; padding: 16px 20px; transition: all .25s; overflow: hidden; }
.pn:hover { border-color: var(--primary); box-shadow: var(--shadow); }
.pn small { color: var(--muted); font-size: 12px; display: block; }
.pn b { font-size: 14px; color: var(--ink-2); display: block; margin-top: 6px; white-space: nowrap; text-overflow: ellipsis; overflow: hidden; }
.pn-next { text-align: right; }

/* =====================================================
   关于 / 联系 / 404
   ===================================================== */
.about-intro { background: #fff; border: 1px solid var(--line); border-radius: 20px; padding: 40px 44px; box-shadow: var(--shadow); }
.about-intro h2 { font-size: 26px; margin-bottom: 16px; }
.about-intro p { color: var(--ink-2); margin-bottom: 12px; line-height: 1.9; }
.about-honors { display: flex; gap: 14px; flex-wrap: wrap; margin-top: 18px; }
.about-honors span { background: var(--primary-light); color: var(--primary-dark); border-radius: 999px; padding: 9px 18px; font-size: 14px; font-weight: 600; }
.milestone { position: relative; padding-left: 26px; margin-top: 10px; }
.milestone::before { content: ""; position: absolute; left: 8px; top: 8px; bottom: 8px; width: 2px; background: linear-gradient(#2563eb, #c4b5fd); }
.ms-item { position: relative; background: #fff; border: 1px solid var(--line); border-radius: 12px; padding: 16px 20px; margin-bottom: 14px; box-shadow: var(--shadow); }
.ms-item::before { content: ""; position: absolute; left: -24px; top: 22px; width: 12px; height: 12px; border-radius: 50%; background: var(--grad-brand); border: 3px solid #fff; box-shadow: 0 0 0 2px #c7d6f8; }
.ms-item b { color: var(--primary); font-size: 18px; margin-right: 14px; }
.ms-item span { color: var(--ink-2); font-size: 14.5px; }
.contact-grid { display: grid; grid-template-columns: 1fr 1.2fr; gap: 28px; align-items: start; }
.cinfo-card { display: flex; gap: 16px; background: #fff; border: 1px solid var(--line); border-radius: 16px; padding: 20px; margin-bottom: 14px; box-shadow: var(--shadow); transition: all .25s; }
.cinfo-card:hover { transform: translateX(4px); border-color: var(--primary); }
.cinfo-ico { font-size: 26px; width: 54px; height: 54px; display: grid; place-items: center; background: var(--primary-light); border-radius: 13px; flex-shrink: 0; }
.cinfo-card h3 { font-size: 15px; color: var(--muted); font-weight: 500; }
.cinfo-card p { font-size: 17px; font-weight: 700; margin-top: 3px; }
.cinfo-card p a { color: var(--ink); }
.cinfo-card p a:hover { color: var(--primary); }
.cinfo-card small { color: var(--muted); font-size: 12.5px; }
.contact-qrs { display: flex; gap: 18px; background: #fff; border: 1px solid var(--line); border-radius: 16px; padding: 20px; }
.contact-form { background: #fff; border: 1px solid var(--line); border-radius: 20px; padding: 34px; box-shadow: var(--shadow-lg); }
.contact-form h2 { font-size: 20px; margin-bottom: 20px; }
.notfound { text-align: center; padding: 40px 0 80px; }
.notfound b { font-size: 110px; font-weight: 800; background: var(--grad-brand); -webkit-background-clip: text; background-clip: text; color: transparent; line-height: 1; }
.notfound h1 { font-size: 26px; margin: 18px 0 8px; }
.notfound p { color: var(--muted); margin-bottom: 24px; }
.notfound .cta-actions { justify-content: center; }

/* =====================================================
   响应式
   ===================================================== */
@media (max-width: 1080px) {
  .svc-grid { grid-template-columns: repeat(3, 1fr); }
  .why-features { grid-template-columns: repeat(2, 1fr); }
  .why-stats, .stats { grid-template-columns: repeat(4, 1fr); }
  .about-stats { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr 1fr; }
  .hero-title { font-size: 38px; }
  .hero-accent { font-size: 24px; }
  .mat-grid, .price-cards, .contact-grid { grid-template-columns: 1fr; }
  .two-col { grid-template-columns: 1fr; }
}
@media (max-width: 860px) {
  .nav, .hdr-phone { display: none; }
  .hamburger { display: flex; }
  .drawer { display: block; }
  .hero { padding: 130px 0 70px; }
  .hero-in { grid-template-columns: 1fr; }
  .hero-cards { display: none; }
  .booking { grid-template-columns: 1fr; padding: 30px 24px; }
  .stats, .why-stats { grid-template-columns: repeat(2, 1fr); }
  .svc-grid, .svc-grid-page { grid-template-columns: repeat(2, 1fr); }
  .sol-grid, .post-grid, .learn-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .sec { padding: 54px 0; }
  .sec-head h2 { font-size: 24px; }
  .article-pn { grid-template-columns: 1fr; }
  .hero-title { font-size: 32px; }
  .svc-tabbar { top: 71px; }
}
@media (max-width: 560px) {
  .svc-grid, .svc-grid-page { grid-template-columns: 1fr; }
  .booking-form { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .hero-ctas { flex-direction: column; }
  .cta-actions { width: 100%; }
  .cta-actions .btn { flex: 1; }
  .tst-card { padding: 24px 20px; }
  .filter-bar { flex-direction: column; align-items: stretch; }
  .search-form input { width: 100%; max-width: none; }
  .about-stats { grid-template-columns: repeat(2, 1fr); gap: 12px; }
  .astat b { font-size: 38px; }
  .astat b em { font-size: 20px; }
  .astat-label { font-size: 14px; }
}