:root{
    --ink:#0A1F44; --navy:#102A56; --azure:#2563EB; --azure2:#3B82F6;
    --amber:#F59E0B; --slate:#334155; --muted:#64748B; --line:#E5EAF1;
    --panel:#F4F7FB; --panel2:#EEF3FA; --white:#fff;
    --maxw:1180px;
  }
  *{margin:0;padding:0;box-sizing:border-box}
  html{scroll-behavior:smooth}
  body{font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Noto Sans SC","Hiragino Sans GB",sans-serif;
    color:var(--slate);line-height:1.7;background:#fff;-webkit-font-smoothing:antialiased}
  a{color:inherit;text-decoration:none}
  img{max-width:100%;display:block}
  .wrap{max-width:var(--maxw);margin:0 auto;padding:0 24px}
  .btn{display:inline-flex;align-items:center;gap:8px;border-radius:10px;padding:13px 26px;font-size:15px;font-weight:700;cursor:pointer;border:none;transition:.2s}
  .btn-primary{background:var(--azure);color:#fff;box-shadow:0 8px 22px rgba(37,99,235,.32)}
  .btn-primary:hover{background:#1d4fd0;transform:translateY(-1px)}
  .btn-amber{background:var(--amber);color:#1a1300}
  .btn-amber:hover{background:#e08e00;transform:translateY(-1px)}
  .btn-ghost{background:rgba(255,255,255,.1);color:#fff;border:1px solid rgba(255,255,255,.35)}
  .btn-ghost:hover{background:rgba(255,255,255,.18)}
  .kicker{font-size:13px;letter-spacing:3px;font-weight:800;color:var(--azure);text-transform:uppercase}
  .sec{padding:74px 0}
  .sec-head{text-align:center;max-width:760px;margin:0 auto 46px}
  .sec-head h2{font-size:32px;font-weight:900;color:var(--ink);margin:10px 0 14px;line-height:1.25}
  .sec-head p{font-size:16px;color:var(--muted)}

  /* ---------- NAV ---------- */
  header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.92);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
  .nav{display:flex;align-items:center;justify-content:space-between;height:68px}
  .logo{display:flex;align-items:center;gap:11px;font-weight:900;font-size:22px;color:var(--ink);letter-spacing:.5px}
  .logo b{color:var(--azure)}
  .logo .mk{width:38px;height:38px;border-radius:10px;background:linear-gradient(135deg,var(--azure),var(--azure2));display:flex;align-items:center;justify-content:center;box-shadow:0 6px 18px rgba(37,99,235,.4)}
  .nav-links{display:flex;align-items:center;gap:30px}
  .nav-links a{font-size:15px;font-weight:600;color:var(--slate)}
  .nav-links a:hover{color:var(--azure)}
  .nav-cta{display:flex;align-items:center;gap:12px}
  .menu-toggle{display:none;background:none;border:none;cursor:pointer}

  /* ---------- HERO ---------- */
  .hero{position:relative;background:linear-gradient(150deg,#06163A 0%,#0A1F44 48%,#102A56 100%);color:#fff;overflow:hidden}
  .hero::before{content:"";position:absolute;width:560px;height:560px;right:-160px;top:-180px;border-radius:50%;
    background:radial-gradient(circle,rgba(37,99,235,.5),transparent 70%)}
  .hero .wrap{position:relative;z-index:2;padding-top:64px;padding-bottom:30px}
  .hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:30px;align-items:center}
  .hero h1{font-size:46px;line-height:1.18;font-weight:900;letter-spacing:.5px}
  .hero h1 .hl{color:var(--azure2)}
  .hero .sub{margin-top:18px;font-size:18px;color:#C9D8F2;line-height:1.85;max-width:540px}
  .hero .cta-row{margin-top:30px;display:flex;gap:14px;flex-wrap:wrap}
  .hero .badges{margin-top:30px;display:flex;gap:10px;flex-wrap:wrap}
  .hero .badge{display:flex;align-items:center;gap:8px;background:rgba(37,99,235,.16);border:1px solid rgba(159,192,255,.32);
    padding:9px 15px;border-radius:30px;font-size:13.5px;color:#DCE8FF;font-weight:600}
  .hero .badge svg{flex:none}
  .hero-art{position:relative}
  .hero-map{width:100%;filter:drop-shadow(0 16px 40px rgba(0,0,0,.4))}
  .hero-cap{margin-top:8px;font-size:12px;letter-spacing:2px;color:#7FA0D8;text-align:center}

  /* ---------- STATS ---------- */
  .stats{background:var(--ink);color:#fff}
  .stats .wrap{display:grid;grid-template-columns:repeat(5,1fr);gap:14px;padding:30px 24px}
  .stat{text-align:center}
  .stat .n{font-size:30px;font-weight:900;line-height:1}
  .stat .n span{color:var(--azure2);font-size:18px}
  .stat .l{font-size:12.5px;color:#9FB3D4;margin-top:8px}

  /* ---------- FEATURES ---------- */
  .feat-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
  .feat{background:#fff;border:1px solid var(--line);border-radius:16px;padding:30px 26px;transition:.2s}
  .feat:hover{box-shadow:0 14px 36px rgba(16,42,86,.1);transform:translateY(-3px);border-color:#cdd 9e2}
  .feat .ic{width:52px;height:52px;border-radius:13px;background:linear-gradient(135deg,#EAF1FE,#DCE8FF);display:flex;align-items:center;justify-content:center;color:var(--azure);margin-bottom:16px}
  .feat h3{font-size:18px;font-weight:800;color:var(--ink);margin-bottom:8px}
  .feat p{font-size:14.5px;color:var(--muted);line-height:1.75}

  /* ---------- PRODUCTS ---------- */
  .cats{display:flex;gap:12px;justify-content:center;flex-wrap:wrap;margin-bottom:36px}
  .cat-pill{background:var(--panel);border:1px solid var(--line);border-radius:30px;padding:11px 22px;font-weight:700;color:var(--ink);font-size:15px}
  .prod-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:16px}
  .pcard{border:1px solid var(--line);border-radius:14px;overflow:hidden;background:#fff;transition:.2s}
  .pcard:hover{box-shadow:0 12px 28px rgba(16,42,86,.12);transform:translateY(-3px)}
  .pcard .pimg{aspect-ratio:1/1;background:#fff center/contain no-repeat}
  .prod-note{text-align:center;color:var(--muted);font-size:13px;margin-top:22px}

  /* ---------- WAREHOUSES ---------- */
  .wh-sec{background:var(--panel)}
  .wh-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px}
  .whc{background:#fff;border:1px solid var(--line);border-radius:18px;padding:34px 32px}
  .whc .hd{display:flex;align-items:center;gap:13px;margin-bottom:20px}
  .whc .flag{box-shadow:0 0 0 1px rgba(0,0,0,.1);border-radius:3px;flex:none}
  .whc .hd .t{font-size:21px;font-weight:900;color:var(--ink)}
  .whc .hd .t small{display:block;font-size:12px;letter-spacing:2px;color:var(--azure);font-weight:700}
  .nodes{display:flex;flex-wrap:wrap;gap:10px}
  .node{display:flex;align-items:center;gap:9px;background:var(--panel);border:1px solid var(--line);border-radius:10px;padding:10px 15px;font-size:14.5px;color:var(--slate)}
  .node b{color:var(--ink)}
  .cflag{width:20px;height:13px;border-radius:2px;box-shadow:0 0 0 1px rgba(0,0,0,.12);flex:none}
  .node .dot{width:9px;height:9px;border-radius:50%;background:var(--azure);flex:none}
  .whc .desc{margin-top:18px;color:var(--muted);font-size:14px}

  /* ---------- STEPS ---------- */
  .steps{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
  .step{position:relative;background:#fff;border:1px solid var(--line);border-radius:16px;padding:30px 26px}
  .step .no{position:absolute;top:-16px;left:26px;width:42px;height:42px;border-radius:11px;background:var(--azure);color:#fff;font-weight:900;font-size:18px;display:flex;align-items:center;justify-content:center;box-shadow:0 8px 18px rgba(37,99,235,.35)}
  .step h3{font-size:18px;font-weight:800;color:var(--ink);margin:18px 0 8px}
  .step p{font-size:14.5px;color:var(--muted)}

  /* ---------- INTEGRATIONS ---------- */
  .integ-sec{background:var(--ink);color:#fff}
  .integ-sec .sec-head h2{color:#fff}
  .integ-sec .sec-head p{color:#9FB3D4}
  .integ{display:flex;flex-wrap:wrap;justify-content:center;gap:14px}
  .chip{background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.16);border-radius:11px;padding:14px 24px;font-size:16px;font-weight:700;color:#E4ECFA}

  /* ---------- FAQ ---------- */
  .faq{max-width:840px;margin:0 auto}
  details{background:#fff;border:1px solid var(--line);border-radius:13px;margin-bottom:13px;overflow:hidden}
  details[open]{box-shadow:0 8px 22px rgba(16,42,86,.08)}
  summary{list-style:none;cursor:pointer;padding:19px 24px;font-weight:700;color:var(--ink);font-size:16px;display:flex;justify-content:space-between;align-items:center}
  summary::-webkit-details-marker{display:none}
  summary::after{content:"+";font-size:22px;color:var(--azure);font-weight:400}
  details[open] summary::after{content:"−"}
  details .a{padding:0 24px 20px;color:var(--muted);font-size:14.5px;line-height:1.8}

  /* ---------- CTA ---------- */
  .cta-sec{padding:64px 0}
  .cta-box{background:linear-gradient(135deg,#0A1F44,#1c3e72);border-radius:24px;padding:56px 40px;text-align:center;color:#fff;position:relative;overflow:hidden}
  .cta-box::after{content:"";position:absolute;right:-60px;bottom:-80px;width:300px;height:300px;border-radius:50%;background:radial-gradient(circle,rgba(245,158,11,.3),transparent 70%)}
  .cta-box h2{font-size:32px;font-weight:900;position:relative;z-index:2}
  .cta-box p{margin-top:12px;font-size:16px;color:#C9D8F2;position:relative;z-index:2}
  .cta-box .cta-row{margin-top:28px;display:flex;gap:14px;justify-content:center;flex-wrap:wrap;position:relative;z-index:2}

  /* ---------- FOOTER ---------- */
  footer{background:#06122c;color:#9FB3D4;padding:54px 0 26px}
  .foot-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:30px}
  footer .logo{color:#fff;margin-bottom:14px}
  footer p{font-size:14px;line-height:1.8}
  .foot-col h4{color:#fff;font-size:15px;font-weight:700;margin-bottom:14px}
  .foot-col a{display:block;font-size:14px;margin-bottom:9px}
  .foot-col a:hover{color:#fff}
  .foot-bottom{border-top:1px solid rgba(255,255,255,.1);margin-top:34px;padding-top:20px;display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px;font-size:13px}

  /* ---------- EDIT BAR ---------- */
  #editbar{position:fixed;top:14px;right:14px;z-index:9999;background:#0A1F44;color:#fff;border-radius:12px;
    padding:10px 12px;box-shadow:0 10px 30px rgba(0,0,0,.3);font-size:13px;display:flex;align-items:center;gap:9px}
  #editbar button{font:inherit;border:none;border-radius:8px;padding:8px 12px;font-weight:700;cursor:pointer}
  #editbar .eb-edit{background:var(--amber);color:#1a1300}
  #editbar .eb-save{background:var(--azure);color:#fff;display:none}
  #editbar.on .eb-save{display:inline-block}
  #editbar .eb-status{max-width:230px;line-height:1.4;color:#cfe}
  [contenteditable="true"]{outline:2px dashed rgba(37,99,235,.0)}
  [contenteditable="true"] *:hover{outline:1px dashed rgba(37,99,235,.4)}

  /* ---------- RESPONSIVE ---------- */
  @media(max-width:900px){
    .hero-grid{grid-template-columns:1fr;gap:18px}
    .hero h1{font-size:34px}
    .stats .wrap{grid-template-columns:repeat(2,1fr);gap:20px}
    .feat-grid,.steps{grid-template-columns:1fr}
    .prod-grid{grid-template-columns:repeat(3,1fr)}
    .wh-grid,.foot-grid{grid-template-columns:1fr}
    .nav-links{display:none}
    .sec-head h2,.cta-box h2{font-size:25px}
    .sec{padding:52px 0}
  }
  @media(max-width:520px){
    .prod-grid{grid-template-columns:repeat(2,1fr)}
    .hero h1{font-size:28px}
  }

/* ===== 子页面通用 ===== */
.subhero{background:linear-gradient(150deg,#06163A 0%,#0A1F44 55%,#102A56 100%);color:#fff;padding:56px 0 50px;position:relative;overflow:hidden}
.subhero::before{content:"";position:absolute;width:480px;height:480px;right:-150px;top:-160px;border-radius:50%;background:radial-gradient(circle,rgba(37,99,235,.45),transparent 70%)}
.subhero .wrap{position:relative;z-index:2}
.subhero h1{font-size:38px;font-weight:900;letter-spacing:.5px;margin-top:8px}
.subhero p{margin-top:14px;font-size:17px;color:#C9D8F2;max-width:680px;line-height:1.85}
.prose{max-width:860px;margin:0 auto}
.prose h3{font-size:21px;color:var(--ink);font-weight:800;margin:30px 0 12px}
.prose p{font-size:16px;color:var(--slate);line-height:1.95;margin-bottom:14px}
.vals{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:34px}
.val{background:var(--panel);border:1px solid var(--line);border-radius:14px;padding:24px}
.val .ic{width:46px;height:46px;border-radius:12px;background:linear-gradient(135deg,#EAF1FE,#DCE8FF);display:flex;align-items:center;justify-content:center;color:var(--azure);margin-bottom:12px}
.val h4{font-size:16px;color:var(--ink);font-weight:800;margin-bottom:6px}
.val p{font-size:14px;color:var(--muted);line-height:1.7}

/* ===== 表单 ===== */
.form-wrap{max-width:720px;margin:0 auto;background:#fff;border:1px solid var(--line);border-radius:18px;padding:36px 34px;box-shadow:0 14px 40px rgba(16,42,86,.07)}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.field{margin-bottom:18px}
.field label{display:block;font-size:14px;font-weight:700;color:var(--ink);margin-bottom:7px}
.field label .req{color:#e23}
.field input,.field select,.field textarea{width:100%;border:1px solid var(--line);border-radius:10px;padding:12px 14px;font:inherit;color:var(--slate);background:#fff;transition:.15s}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--azure);box-shadow:0 0 0 3px rgba(37,99,235,.12)}
.field textarea{min-height:110px;resize:vertical}
.form-note{font-size:13px;color:var(--muted);margin-top:6px}
.form-ok{display:none;background:#ECFDF3;border:1px solid #A6E9C5;color:#067647;border-radius:10px;padding:14px 16px;font-size:14px;margin-bottom:18px}
@media(max-width:680px){.form-row{grid-template-columns:1fr}.subhero h1{font-size:28px}.vals{grid-template-columns:1fr}}