:root{
  --ink:#0c1b33;
  --ink-2:#13243f;
  --navy:#0a1730;
  --blue:#2b59ff;
  --blue-2:#3b82f6;
  --cyan:#19c8d6;
  --paper:#f6f8fc;
  --paper-2:#eef2f9;
  --line:#e3e8f2;
  --text:#1f2a3d;
  --muted:#66748c;
  --ok:#16b364;
  --warn:#f0a020;
  --danger:#ef4d5a;
  --radius:16px;
  --shadow:0 18px 50px -22px rgba(16,33,72,.35);
  --shadow-sm:0 8px 24px -14px rgba(16,33,72,.3);
  --maxw:1180px;
  --font:"Noto Sans SC","PingFang SC","Microsoft YaHei","Hiragino Sans GB",sans-serif;
  --display:"Sora","Noto Sans SC","PingFang SC",sans-serif;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:var(--font);color:var(--text);background:#fff;line-height:1.7;-webkit-font-smoothing:antialiased}
a{color:inherit;text-decoration:none}
.container{max-width:var(--maxw);margin:0 auto;padding:0 22px}
h1,h2,h3{line-height:1.25;font-weight:800;letter-spacing:-.01em}
b{font-weight:700}

/* ===== 按钮 ===== */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;font-weight:700;
  padding:11px 20px;border-radius:10px;border:1.5px solid transparent;cursor:pointer;
  font-size:14.5px;transition:.18s ease;font-family:var(--font)}
.btn-lg{padding:14px 26px;font-size:16px}
.btn-block{width:100%}
.btn-primary{background:linear-gradient(135deg,var(--blue),#4f7bff);color:#fff;
  box-shadow:0 10px 26px -10px rgba(43,89,255,.7)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 16px 32px -10px rgba(43,89,255,.8)}
.btn-dark{background:var(--ink);color:#fff}
.btn-dark:hover{transform:translateY(-2px);background:#102a4d}
.btn-ghost{background:transparent;color:var(--ink);border-color:var(--line)}
.btn-ghost:hover{border-color:var(--blue);color:var(--blue)}
.btn-outline-light{background:rgba(255,255,255,.06);color:#fff;border-color:rgba(255,255,255,.35)}
.btn-outline-light:hover{background:rgba(255,255,255,.14);border-color:#fff}

/* ===== 顶部导航 ===== */
.site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.82);
  backdrop-filter:saturate(160%) blur(12px);border-bottom:1px solid var(--line)}
.nav-inner{display:flex;align-items:center;height:66px;gap:18px}
.brand{display:flex;align-items:center;gap:10px;font-weight:800;color:var(--ink);font-size:18px}
.brand-mark{color:var(--blue);display:grid;place-items:center}
.brand-text{display:flex;align-items:baseline;gap:7px}
.brand-en{font-family:var(--display);font-size:12px;font-weight:600;color:var(--muted);letter-spacing:.06em}
.nav-links{display:flex;gap:26px;margin-left:auto;font-size:15px;font-weight:500}
.nav-links a{color:#33425c;position:relative;padding:4px 0}
.nav-links a:hover{color:var(--blue)}
.nav-links a::after{content:"";position:absolute;left:0;bottom:-2px;height:2px;width:0;background:var(--blue);transition:.2s}
.nav-links a:hover::after{width:100%}
.nav-cta{display:flex;gap:10px;margin-left:8px}
.nav-toggle{display:none;flex-direction:column;gap:5px;background:none;border:0;cursor:pointer;padding:8px}
.nav-toggle span{width:22px;height:2px;background:var(--ink);border-radius:2px;transition:.2s}

/* ===== HERO ===== */
.hero{position:relative;background:radial-gradient(120% 120% at 80% -10%,#16315c 0%,var(--navy) 45%,#060f22 100%);
  color:#eaf1ff;overflow:hidden;padding:72px 0 96px}
.hero-grid{position:absolute;inset:0;pointer-events:none;
  background-image:linear-gradient(rgba(120,160,255,.07) 1px,transparent 1px),
    linear-gradient(90deg,rgba(120,160,255,.07) 1px,transparent 1px);
  background-size:46px 46px;mask-image:radial-gradient(120% 80% at 70% 0%,#000 30%,transparent 75%);
  animation:drift 26s linear infinite}
@keyframes drift{to{background-position:46px 46px}}
.hero-inner{position:relative;display:grid;grid-template-columns:1.05fr .95fr;gap:48px;align-items:center}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:600;
  color:#9fc0ff;background:rgba(120,160,255,.12);border:1px solid rgba(120,160,255,.25);
  padding:6px 12px;border-radius:999px;letter-spacing:.02em}
.eyebrow .dot{width:7px;height:7px;border-radius:50%;background:var(--cyan);box-shadow:0 0 0 4px rgba(25,200,214,.25);animation:pulse 2s infinite}
@keyframes pulse{50%{box-shadow:0 0 0 8px rgba(25,200,214,0)}}
.hero h1{font-size:clamp(32px,4.4vw,52px);margin:18px 0 16px;color:#fff;letter-spacing:-.02em}
.hero-sub{font-size:16.5px;color:#b9c8e6;max-width:560px}
.hero-sub b{color:#fff}
.hero-sub b, .hero-sub strong{color:#fff}
.hero-actions{display:flex;gap:14px;margin:26px 0 30px;flex-wrap:wrap}
.hero-stats{list-style:none;display:flex;gap:30px;flex-wrap:wrap;padding-top:8px;border-top:1px solid rgba(255,255,255,.1)}
.hero-stats li{display:flex;flex-direction:column}
.hero-stats b{font-family:var(--display);font-size:30px;color:#fff;font-weight:800}
.hero-stats span{font-size:13px;color:#8ba0c8;margin-top:2px}
.hero-fade{position:absolute;left:0;right:0;bottom:0;height:60px;background:linear-gradient(transparent,#060f22)}

/* HERO 仪表盘示意 */
.hero-visual{display:flex;justify-content:center}
.mock{width:100%;max-width:420px;background:#0e1c34;border:1px solid rgba(120,160,255,.22);
  border-radius:18px;box-shadow:0 40px 80px -30px rgba(0,0,0,.7);overflow:hidden}
.mock-bar{display:flex;gap:7px;padding:13px 16px;background:#0a1526}
.mock-bar span{width:11px;height:11px;border-radius:50%;background:#2a3c5e}
.mock-bar span:nth-child(1){background:#ef5f6b}.mock-bar span:nth-child(2){background:#f0b429}.mock-bar span:nth-child(3){background:#3ecf8e}
.mock-body{padding:16px}
.mock-head{display:flex;justify-content:space-between;align-items:flex-start;margin-bottom:14px}
.mock-title{font-weight:700;color:#fff;font-size:15px}
.mock-sub{font-family:var(--display);font-size:10px;letter-spacing:.16em;color:#5f76a3}
.mock-live{display:inline-flex;align-items:center;gap:6px;font-size:11px;color:var(--cyan);
  border:1px solid rgba(25,200,214,.35);padding:3px 9px;border-radius:999px}
.mock-live i{width:6px;height:6px;border-radius:50%;background:var(--cyan);animation:pulse 1.6s infinite}
.mock-kpis{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-bottom:14px}
.mock-kpi{background:#0c1a30;border:1px solid rgba(120,160,255,.14);border-radius:11px;padding:11px 12px}
.mock-kpi span{display:block;font-size:11px;color:#7e93bd}
.mock-kpi b{font-family:var(--display);font-size:19px;color:#fff;font-weight:700}
.mock-kpi b.warn{color:var(--warn)}.mock-kpi b.ok{color:var(--ok)}
.mock-chart{background:#0c1a30;border:1px solid rgba(120,160,255,.14);border-radius:11px;padding:8px;margin-bottom:12px}
.mock-chart svg{width:100%;height:70px;display:block}
.mock-rows{display:flex;flex-direction:column;gap:8px}
.mock-row{display:flex;align-items:center;gap:10px;background:#0c1a30;border:1px solid rgba(120,160,255,.12);
  border-radius:10px;padding:9px 11px;font-size:12.5px;color:#cdd9f0}
.mock-row b{margin-left:auto;font-family:var(--display);color:#fff}
.mock-row .tag{font-size:10.5px;padding:2px 8px;border-radius:999px;font-weight:700}
.tag.ok{background:rgba(22,179,100,.16);color:#4ee59a}
.tag.warn{background:rgba(240,160,32,.16);color:#ffce7a}
.tag.danger{background:rgba(239,77,90,.18);color:#ff9aa3}

/* ===== 信任条 ===== */
.trustbar{background:var(--ink);color:#fff}
.trust-inner{display:flex;flex-wrap:wrap;gap:14px 40px;justify-content:center;padding:18px 22px}
.trust-item{display:flex;flex-direction:column;align-items:center;text-align:center}
.trust-item b{font-size:15px;font-weight:700}
.trust-item span{font-size:12px;color:#9fb1d0}

/* ===== 通用 section ===== */
.section{padding:84px 0}
.section-alt{background:var(--paper)}
.sec-head{max-width:720px;margin:0 auto 46px;text-align:center}
.sec-tag{display:inline-block;font-size:12.5px;font-weight:700;letter-spacing:.08em;color:var(--blue);
  background:rgba(43,89,255,.08);padding:5px 12px;border-radius:999px;margin-bottom:14px}
.sec-tag.light{color:var(--cyan);background:rgba(25,200,214,.14)}
.sec-head h2{font-size:clamp(24px,3vw,34px);color:var(--ink)}
.sec-head p{color:var(--muted);margin-top:12px;font-size:15.5px}

/* ===== 卡片网格 ===== */
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:24px;
  box-shadow:var(--shadow-sm);transition:.2s ease}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:#cdd8ee}
.card .ic{font-size:26px;width:50px;height:50px;display:grid;place-items:center;border-radius:13px;
  background:linear-gradient(135deg,rgba(43,89,255,.1),rgba(25,200,214,.1));margin-bottom:14px}
.card h3{font-size:17.5px;color:var(--ink);margin-bottom:8px}
.card p{color:var(--muted);font-size:14.5px}
.card.pain .ic{background:linear-gradient(135deg,#fff1f0,#ffe9e6)}
.card.mod .ic{background:linear-gradient(135deg,rgba(43,89,255,.12),rgba(25,200,214,.14))}

/* ===== 双受众 ===== */
.split{display:grid;grid-template-columns:1fr 1fr;gap:22px}
.split-card{background:#fff;border:1px solid var(--line);border-radius:20px;padding:32px;box-shadow:var(--shadow-sm);
  display:flex;flex-direction:column;transition:.2s}
.split-card:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
.split-card.accent{background:linear-gradient(160deg,var(--ink),#15294a);color:#e7eefc;border-color:transparent}
.split-card.accent h3,.split-card.accent .split-lead{color:#fff}
.split-badge{display:inline-block;align-self:flex-start;font-size:12.5px;font-weight:700;
  color:var(--blue);background:rgba(43,89,255,.1);padding:5px 12px;border-radius:999px;margin-bottom:14px}
.split-card.accent .split-badge{color:var(--cyan);background:rgba(25,200,214,.16)}
.split-card h3{font-size:22px;margin-bottom:8px}
.split-lead{color:var(--muted);font-size:15px;margin-bottom:16px}
.check{list-style:none;display:flex;flex-direction:column;gap:11px;margin-bottom:22px}
.check li{position:relative;padding-left:28px;font-size:14.5px;color:#41506a}
.split-card.accent .check li{color:#cdd9f0}
.check li::before{content:"";position:absolute;left:0;top:7px;width:18px;height:18px;border-radius:50%;
  background:rgba(22,179,100,.14) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%2316b364' stroke-width='3.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M5 13l4 4L19 7'/%3E%3C/svg%3E") center/12px no-repeat}
.split-foot{margin-top:auto;display:flex;flex-direction:column;gap:12px}
.split-for{font-size:12.5px;color:var(--muted)}
.split-card.accent .split-for{color:#9fb1d0}

/* ===== 案例 ===== */
.card.case{border-top:3px solid var(--blue)}
.card.case .case-logo{font-family:var(--display);font-weight:800;font-size:20px;color:var(--blue);margin-bottom:8px}
.card.case h3{font-size:17px}
.case-tag{display:inline-block;margin-top:12px;font-size:12px;font-weight:600;color:var(--ok);
  background:rgba(22,179,100,.1);padding:4px 10px;border-radius:999px}
.creds{display:flex;flex-wrap:wrap;gap:12px;justify-content:center;margin-top:36px}
.cred{font-size:13.5px;font-weight:600;color:#41506a;background:#fff;border:1px solid var(--line);
  padding:9px 16px;border-radius:999px}

/* ===== 关于 ===== */
.about-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:46px;align-items:center}
.about-copy h2{font-size:clamp(24px,3vw,34px);color:var(--ink);margin:14px 0 18px}
.about-copy p{color:var(--muted);font-size:15.5px;margin-bottom:14px}
.about-meta{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-top:24px;
  border-top:1px solid var(--line);padding-top:22px}
.about-meta div{display:flex;flex-direction:column}
.about-meta b{font-family:var(--display);font-size:24px;color:var(--blue);font-weight:800}
.about-meta span{font-size:12.5px;color:var(--muted);margin-top:2px}
.about-panel{background:linear-gradient(160deg,var(--ink),#15294a);border-radius:20px;padding:30px;color:#e7eefc}
.quote{padding-bottom:20px;border-bottom:1px solid rgba(255,255,255,.12);margin-bottom:18px}
.quote p{font-size:16px;line-height:1.7;color:#fff}
.quote span{display:block;margin-top:12px;font-size:13px;color:#9fb1d0}
.facts{list-style:none;display:flex;flex-direction:column;gap:11px}
.facts li{display:flex;gap:12px;font-size:14px;color:#cdd9f0}
.facts li span{color:#7e93bd;min-width:64px;font-weight:600}

/* ===== 联系 ===== */
.section-contact{background:radial-gradient(120% 120% at 15% 0%,#16315c,#0a1730 60%,#060f22);
  color:#eaf1ff}
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:50px;align-items:start}
.contact-copy h2{font-size:clamp(26px,3.2vw,38px);color:#fff;margin:14px 0 12px}
.contact-copy>p{color:#b9c8e6;font-size:15.5px}
.contact-channels{display:flex;flex-direction:column;gap:12px;margin:26px 0 14px}
.ch{display:flex;align-items:center;gap:14px;background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.12);
  border-radius:13px;padding:14px 16px;transition:.2s}
.ch:hover{background:rgba(255,255,255,.1);border-color:rgba(120,160,255,.4);transform:translateX(3px)}
.ch-ic{font-size:20px}
.ch b{display:block;color:#fff;font-size:16px;font-family:var(--display)}
.ch i{font-style:normal;font-size:12.5px;color:#90a4cc}
.contact-note{font-size:13px;color:#8ba0c8;margin-top:8px}
.contact-form{background:#0e1c34;border:1px solid rgba(120,160,255,.2);border-radius:18px;padding:28px;
  box-shadow:0 30px 60px -30px rgba(0,0,0,.6)}
.field{margin-bottom:16px}
.field label{display:block;font-size:13px;font-weight:600;color:#b9c8e6;margin-bottom:7px}
.field input,.field textarea{width:100%;background:#0a1526;border:1px solid rgba(120,160,255,.2);
  border-radius:10px;padding:11px 13px;color:#fff;font-size:14.5px;font-family:var(--font);transition:.18s}
.field input::placeholder,.field textarea::placeholder{color:#5f76a3}
.field input:focus,.field textarea:focus{outline:none;border-color:var(--blue);box-shadow:0 0 0 3px rgba(43,89,255,.25)}
.seg{display:flex;gap:8px;flex-wrap:wrap}
.seg-btn{background:#0a1526;border:1px solid rgba(120,160,255,.2);color:#b9c8e6;padding:9px 14px;
  border-radius:9px;font-size:13.5px;cursor:pointer;font-family:var(--font);transition:.18s}
.seg-btn:hover{border-color:var(--blue)}
.seg-btn.active{background:linear-gradient(135deg,var(--blue),#4f7bff);color:#fff;border-color:transparent}
.form-hint{font-size:13px;margin-top:10px;min-height:18px;color:var(--cyan)}
.form-hint.err{color:#ff9aa3}
.form-hint.ok{color:#4ee59a}

/* ===== 页脚 ===== */
.site-footer{background:#060f22;color:#9fb1d0;padding-top:54px}
.footer-inner{display:grid;grid-template-columns:1.2fr 2fr;gap:40px;padding-bottom:40px}
.footer-brand .brand-text{color:#fff;font-size:18px}
.footer-brand p{font-size:13.5px;margin-top:10px;color:#7e93bd}
.footer-cols{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.footer-cols h4{color:#fff;font-size:14px;margin-bottom:14px}
.footer-cols a{display:block;font-size:13.5px;color:#9fb1d0;padding:5px 0;transition:.15s}
.footer-cols a:hover{color:var(--cyan)}
.footer-bottom{border-top:1px solid rgba(255,255,255,.08);padding:18px 0;font-size:12.5px;color:#6b7f9f}
.footer-bottom .container{display:flex;justify-content:space-between;flex-wrap:wrap;gap:8px}
.footer-bottom .icp a{color:#7e93b6;text-decoration:none;border:1px solid rgba(255,255,255,.14);padding:3px 9px;border-radius:6px;transition:.2s}
.footer-bottom .icp a:hover{color:#fff;border-color:rgba(120,160,255,.5)}

/* ===== 实景点缀图 ===== */
.deco-figure{margin:0}
.deco-img{width:100%;max-height:440px;object-fit:cover;border-radius:18px;box-shadow:var(--shadow);border:1px solid rgba(120,160,255,.18);background:linear-gradient(135deg,#0e1730,#16224a)}
.deco-figure figcaption{margin-top:12px;text-align:center;color:#7e93b6;font-size:13px;letter-spacing:.02em}

/* ===== toast ===== */
.toast{position:fixed;left:50%;bottom:30px;transform:translate(-50%,20px);background:var(--ink);color:#fff;
  padding:13px 22px;border-radius:12px;font-size:14px;font-weight:600;box-shadow:var(--shadow);
  opacity:0;pointer-events:none;transition:.25s;z-index:80;border:1px solid rgba(120,160,255,.3)}
.toast.show{opacity:1;transform:translate(-50%,0)}

/* ===== 滚动揭示 ===== */
.reveal{opacity:0;transform:translateY(22px);transition:.6s cubic-bezier(.2,.7,.2,1)}
.reveal.in{opacity:1;transform:none}

/* ===== 导航激活态 ===== */
.nav-links a.active{color:var(--blue)}
.nav-links a.active::after{width:100%}

/* ===== 内页 HERO ===== */
.page-hero{position:relative;background:radial-gradient(120% 130% at 85% -10%,#16315c 0%,var(--navy) 48%,#060f22 100%);
  color:#eaf1ff;overflow:hidden;padding:54px 0 60px}
.page-hero .hero-grid{position:absolute;inset:0;pointer-events:none;
  background-image:linear-gradient(rgba(120,160,255,.07) 1px,transparent 1px),
    linear-gradient(90deg,rgba(120,160,255,.07) 1px,transparent 1px);
  background-size:46px 46px;mask-image:radial-gradient(120% 90% at 70% 0%,#000 28%,transparent 78%);
  animation:drift 26s linear infinite}
.page-hero-inner{position:relative}
.breadcrumb{display:flex;flex-wrap:wrap;gap:8px;align-items:center;font-size:13px;color:#8ba0c8;margin-bottom:18px}
.breadcrumb a{color:#9fc0ff}
.breadcrumb a:hover{color:#fff;text-decoration:underline}
.breadcrumb span{color:#5f76a3}
.page-hero h1{font-size:clamp(28px,3.6vw,44px);color:#fff;margin:6px 0 14px;letter-spacing:-.02em}
.page-hero .lead{font-size:16px;color:#b9c8e6;max-width:760px}
.page-hero .lead b{color:#fff}

/* ===== 内容排版 ===== */
.prose{max-width:820px}
.prose h2{font-size:clamp(22px,2.6vw,30px);color:var(--ink);margin:34px 0 14px}
.prose h3{font-size:19px;color:var(--ink);margin:24px 0 10px}
.prose p{color:var(--muted);font-size:15.5px;margin-bottom:12px}
.prose ul.tight{list-style:none;display:flex;flex-direction:column;gap:10px;margin:8px 0 14px}
.prose ul.tight li{position:relative;padding-left:26px;color:var(--muted);font-size:15px}
.prose ul.tight li::before{content:"";position:absolute;left:0;top:7px;width:16px;height:16px;border-radius:50%;
  background:rgba(43,89,255,.12) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='10' viewBox='0 0 24 24' fill='none' stroke='%232b59ff' stroke-width='3.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M5 13l4 4L19 7'/%3E%3C/svg%3E") center/10px no-repeat}
.prose strong{color:var(--text)}

/* ===== 架构分层图 ===== */
.arch{display:flex;flex-direction:column;gap:14px;margin:10px 0 8px}
.arch-layer{border:1px solid var(--line);border-radius:14px;overflow:hidden;background:#fff;box-shadow:var(--shadow-sm)}
.arch-layer-head{display:flex;align-items:center;gap:10px;padding:13px 18px;background:var(--paper-2);
  font-weight:700;color:var(--ink);font-size:15px;border-bottom:1px solid var(--line)}
.arch-layer-head .num{width:24px;height:24px;border-radius:50%;background:linear-gradient(135deg,var(--blue),#4f7bff);
  color:#fff;font-size:12.5px;font-weight:800;display:grid;place-items:center;font-family:var(--display)}
.arch-layer-body{display:flex;flex-wrap:wrap;gap:10px;padding:16px 18px}
.arch-node{font-size:13.5px;font-weight:600;color:#41506a;background:#fff;border:1px solid var(--line);
  padding:8px 13px;border-radius:9px;transition:.18s}
.arch-node:hover{border-color:var(--blue);color:var(--blue);transform:translateY(-2px)}
.arch-node.soft{background:linear-gradient(135deg,rgba(43,89,255,.08),rgba(25,200,214,.1));border-color:transparent;color:var(--ink)}
.arch-note{font-size:13px;color:var(--muted);padding:0 18px 14px}

/* ===== 负载指标 ===== */
.metric-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.metric{background:linear-gradient(160deg,var(--ink),#15294a);color:#e7eefc;border-radius:16px;padding:22px;
  box-shadow:var(--shadow-sm);position:relative;overflow:hidden}
.metric::after{content:"";position:absolute;right:-20px;top:-20px;width:90px;height:90px;border-radius:50%;
  background:radial-gradient(circle,rgba(25,200,214,.35),transparent 70%)}
.metric b{font-family:var(--display);font-size:30px;font-weight:800;color:#fff;display:block;position:relative}
.metric b em{font-style:normal;color:var(--cyan);font-size:18px}
.metric span{font-size:13px;color:#9fb1d0;display:block;margin-top:4px;position:relative}

/* ===== 优势卡 ===== */
.adv{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.adv .card .ic{font-size:24px}

/* ===== 部署/合规 ===== */
.pill-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:8px}
.pill{font-size:13px;font-weight:600;color:var(--blue);background:rgba(43,89,255,.08);border:1px solid rgba(43,89,255,.16);
  padding:7px 14px;border-radius:999px}

/* ===== 联系卡片（无表单） ===== */
.contact-cards{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:8px}
.contact-card{background:#fff;border:1px solid var(--line);border-radius:16px;padding:24px;box-shadow:var(--shadow-sm);
  display:flex;flex-direction:column;gap:6px;transition:.2s}
.contact-card:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:#cdd8ee}
.contact-card .ic{font-size:24px}
.contact-card h3{font-size:16px;color:var(--ink)}
.contact-card .big{font-family:var(--display);font-size:20px;font-weight:800;color:var(--ink)}
.contact-card a.big:hover{color:var(--blue)}
.contact-card .sub{font-size:13px;color:var(--muted)}
.contact-card .copy{margin-top:auto;align-self:flex-start;font-size:12.5px;font-weight:700;color:var(--blue);
  background:rgba(43,89,255,.08);border:0;padding:7px 13px;border-radius:9px;cursor:pointer;font-family:var(--font);transition:.18s}
.contact-card .copy:hover{background:rgba(43,89,255,.16)}
.contact-addr{background:linear-gradient(160deg,var(--ink),#15294a);color:#e7eefc;border-radius:16px;padding:26px;margin-top:18px}
.contact-addr h3{font-size:17px;color:#fff;margin-bottom:8px}
.contact-addr p{font-size:14.5px;color:#cdd9f0;margin-bottom:6px}
.contact-addr .map-note{font-size:13px;color:#90a4cc;margin-top:8px}

/* ===== CTA 收尾条 ===== */
.cta-band{background:linear-gradient(135deg,var(--blue),#4f7bff);color:#fff;border-radius:20px;padding:38px;
  text-align:center;box-shadow:var(--shadow)}
.cta-band h2{font-size:clamp(22px,2.8vw,30px);color:#fff;margin-bottom:10px}
.cta-band p{color:rgba(255,255,255,.9);font-size:15.5px;margin-bottom:20px}
.cta-band .btn-dark{background:#0a1730;color:#fff}
.cta-band .btn-dark:hover{background:#102a4d}
.cta-band .btn-outline-light{background:rgba(255,255,255,.1)}

/* ===== 响应式补充 ===== */
@media (max-width:980px){
  .metric-grid{grid-template-columns:repeat(2,1fr)}
  .adv{grid-template-columns:repeat(2,1fr)}
  .contact-cards{grid-template-columns:1fr}
}
@media (max-width:680px){
  .metric-grid,.adv{grid-template-columns:1fr}
}

/* ===== 响应式 ===== */
@media (max-width:980px){
  .hero-inner{grid-template-columns:1fr;gap:36px}
  .hero-visual{order:-1}
  .about-grid{grid-template-columns:1fr;gap:30px}
  .contact-grid{grid-template-columns:1fr;gap:34px}
  .split{grid-template-columns:1fr}
  .grid-3{grid-template-columns:repeat(2,1fr)}
  .grid-4{grid-template-columns:repeat(2,1fr)}
  .footer-inner{grid-template-columns:1fr}
}
@media (max-width:680px){
  .nav-links,.nav-cta{display:none}
  .nav-links.open{display:flex;position:absolute;top:66px;left:0;right:0;flex-direction:column;
    background:#fff;padding:18px 22px;gap:14px;border-bottom:1px solid var(--line);box-shadow:var(--shadow-sm)}
  .nav-links.open a{color:var(--ink)}
  .nav-toggle{display:flex;margin-left:auto}
  .nav-cta{margin-left:0}
  .grid-3,.grid-4{grid-template-columns:1fr}
  .section{padding:60px 0}
  .hero-stats{gap:20px}
  .hero-stats b{font-size:24px}
  .about-meta{grid-template-columns:repeat(2,1fr)}
  .footer-cols{grid-template-columns:1fr 1fr}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none!important;scroll-behavior:auto}
  .reveal{opacity:1;transform:none;transition:none}
}