/* ===== 自托管字体(子集化·变量字重·零外链·大陆友好)===== */
@font-face{font-family:'Hanken Grotesk';src:url('/assets/fonts/hanken-grotesk-subset.woff2') format('woff2');font-weight:100 900;font-style:normal;font-display:swap}
@font-face{font-family:'Noto Sans SC';src:url('/assets/fonts/noto-sans-sc-subset.woff2') format('woff2');font-weight:100 900;font-style:normal;font-display:swap}

:root{
    --blue:#0E55A8; --blue-deep:#08356B; --navy:#072c57;
    --ink:#19222E; --grey:#5A6675; --bg:#fff; --soft:#F1F5FA; --soft2:#E9EFF6;
    --line:#E0E7F0; --yellow:#F7B500; --maxw:1280px;
  }
  *{margin:0;padding:0;box-sizing:border-box}
  html{scroll-behavior:smooth}
  ::selection{background:var(--blue);color:#fff}
  body{font-family:"Noto Sans SC","Hanken Grotesk",system-ui,sans-serif;font-size:16.5px;color:var(--ink);background:var(--bg);-webkit-font-smoothing:antialiased;line-height:1.7;overflow-x:hidden}
  a{color:inherit;text-decoration:none}
  .wrap{max-width:var(--maxw);margin:0 auto;padding:0 34px}
  .btn{display:inline-flex;align-items:center;gap:9px;font-weight:600;font-size:16px;padding:14px 28px;cursor:pointer;border:none;border-radius:3px;transition:.22s}
  .btn-y{background:var(--yellow);color:var(--ink)}
  .btn-y:hover{background:#ffc62e;transform:translateY(-2px);box-shadow:0 10px 24px -10px rgba(247,181,0,.7)}
  .btn-b{background:var(--blue);color:#fff}.btn-b:hover{background:var(--blue-deep);transform:translateY(-2px)}
  .btn-o{background:transparent;color:var(--blue);border:1.5px solid var(--blue)}.btn-o:hover{background:var(--blue);color:#fff}
  .arr{transition:transform .2s}.btn:hover .arr{transform:translateX(4px)}

  .topbar{background:var(--blue-deep);color:rgba(255,255,255,.9);font-size:13.5px}
  .topbar-in{display:flex;justify-content:space-between;align-items:center;height:40px;gap:18px;flex-wrap:wrap}
  .topbar .l{display:flex;gap:22px;align-items:center}
  .topbar b{color:var(--yellow);font-weight:600}

  header{position:sticky;top:0;z-index:200;background:rgba(255,255,255,.96);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
  .nav{display:flex;align-items:center;justify-content:space-between;height:80px}
  .logo{display:flex;align-items:center;gap:13px}
  .logo img{height:44px;width:auto;display:block}
  .logo .cn{font-size:13px;color:var(--grey);padding-left:13px;border-left:1px solid var(--line);font-weight:500}
  .menu{display:flex;gap:32px}
  .menu a{font-size:16.5px;font-weight:500;padding:6px 0;position:relative}
  .menu a::after{content:"";position:absolute;left:0;bottom:-2px;width:0;height:2.5px;background:var(--yellow);transition:width .25s}
  .menu a:hover{color:var(--blue)}.menu a:hover::after{width:100%}
  .burger{display:none;flex-direction:column;gap:5px;background:none;border:none;cursor:pointer}
  .burger span{width:25px;height:2px;background:var(--ink);display:block}

  /* HERO (light, big image) */
  .hero{position:relative;background:radial-gradient(120% 130% at 78% 18%, #cfe2f7 0%, #e8f1fb 38%, #f6faff 100%);overflow:hidden;border-bottom:1px solid var(--line)}
  .hero::before{content:"";position:absolute;right:-8%;top:-20%;width:60%;height:140%;background:radial-gradient(closest-side, rgba(14,85,168,.10), transparent);pointer-events:none}
  .hero-in{position:relative;z-index:2;display:grid;grid-template-columns:1.05fr .95fr;gap:24px;align-items:center;min-height:52vh}
  .hero-l{padding:30px 24px 30px 0}
  .hero .tagline{display:inline-flex;align-items:center;gap:9px;background:#fff;border:1px solid var(--line);padding:8px 16px;border-radius:40px;font-size:13.5px;font-weight:600;margin-bottom:16px;box-shadow:0 6px 18px -10px rgba(8,53,107,.3)}
  .hero .tagline b{color:var(--blue)}
  .hero h1{font-size:clamp(37px,5vw,64px);font-weight:900;line-height:1.14;letter-spacing:-.01em;color:var(--ink)}
  .slides{position:relative;height:2.55em}
  .slide{position:absolute;inset:0;opacity:0;transition:opacity .6s}
  .slide.on{opacity:1}
  .slide em{font-style:normal;color:var(--blue)}
  .hero p.lead{font-size:18.5px;color:var(--grey);max-width:520px;margin:14px 0 24px;font-weight:300}
  .hero-cta{display:flex;gap:14px;flex-wrap:wrap;margin-bottom:28px}
  .hero-stats{display:flex;gap:38px;flex-wrap:wrap}
  .hs .n{font-family:"Hanken Grotesk";font-weight:800;font-size:38px;line-height:1;color:var(--blue)}
  .hs .n em{font-style:normal;color:var(--yellow);font-size:.6em;vertical-align:super}
  .hs .l{font-size:14px;color:var(--grey);margin-top:5px}
  .hero-r{position:relative;min-height:430px;padding:14px 0}
  .hero-r .hslide{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;opacity:0;transition:opacity .7s ease}.hero-r .hslide.on{opacity:1}.hero-r .hslide img{max-height:430px;max-width:100%;object-fit:contain;mix-blend-mode:multiply;filter:drop-shadow(0 22px 38px rgba(8,53,107,.22))}
  .hero-dots{position:absolute;bottom:26px;left:calc(50% - 60px);z-index:3;display:flex;gap:9px}
  .hero-dots span{width:9px;height:9px;border-radius:50%;background:rgba(14,85,168,.25);cursor:pointer;transition:.2s}
  .hero-dots span.on{background:var(--blue);width:26px;border-radius:5px}
  /* ===== Hero 横幅版:全宽横幅轮播 + 文案叠加(作用域 .hero--banner)===== */
  .hero--banner{background:#0a2748;padding:30px 0}
  .hero--banner::before{display:none}
  .hero--banner .hero-bg{position:absolute;inset:0;z-index:0}
  .hero--banner .hb{position:absolute;inset:0;opacity:0;transition:opacity .9s ease}
  .hero--banner .hb.on{opacity:1}
  .hero--banner .hb img{width:100%;height:100%;object-fit:cover;object-position:80% center}
  .hero--banner .hero-mask{position:absolute;inset:0;z-index:1;background:linear-gradient(96deg,rgba(7,26,54,.95) 0%,rgba(7,26,54,.85) 26%,rgba(8,30,60,.46) 52%,rgba(8,30,60,.08) 74%,transparent 90%)}
  .hero--banner .hero-in{grid-template-columns:1fr;min-height:auto;align-items:center}
  .hero--banner .hero-l{max-width:720px;padding:26px 0;position:relative;z-index:2}
  .hero--banner .tagline{background:rgba(255,255,255,.14);border-color:rgba(255,255,255,.3);color:#fff;backdrop-filter:blur(4px);box-shadow:none}
  .hero--banner .tagline b{color:#9ecbff}
  .hero--banner h1{color:#fff}
  .hero--banner .slide em{color:#ffce3a}
  .hero--banner p.lead{color:rgba(255,255,255,.86)}
  .hero--banner .hs .n{color:#fff}
  .hero--banner .hs .l{color:rgba(255,255,255,.72)}
  .hero--banner .btn-o{background:transparent;border:1.5px solid rgba(255,255,255,.55);color:#fff}
  .hero--banner .btn-o:hover{background:rgba(255,255,255,.14)}
  .hero--banner .hero-dots{left:calc(50% - 66px)}
  .hero--banner .hero-dots span{background:rgba(255,255,255,.4)}
  .hero--banner .hero-dots span.on{background:#ffce3a}

  .intro{padding:80px 0;text-align:center;border-bottom:1px solid var(--line)}
  .intro .ey{color:var(--blue);font-weight:600;font-size:13.5px;letter-spacing:.18em;text-transform:uppercase;margin-bottom:16px}
  .intro h2{font-size:clamp(29px,3.4vw,44px);font-weight:900;line-height:1.25;max-width:880px;margin:0 auto 20px;letter-spacing:-.01em}
  .intro p{color:var(--grey);font-size:18.5px;max-width:780px;margin:0 auto;font-weight:300}
  .intro .badges{display:flex;gap:14px;justify-content:center;flex-wrap:wrap;margin-top:34px}
  .intro .badge{display:flex;align-items:center;gap:9px;background:var(--soft);border:1px solid var(--line);padding:12px 21px;border-radius:40px;font-size:15px;font-weight:500}
  .intro .badge b{color:var(--blue)}

  section{padding:88px 0}
  .shead{text-align:center;margin-bottom:50px}
  .shead .ey{color:var(--blue);font-weight:600;font-size:13.5px;letter-spacing:.18em;text-transform:uppercase;margin-bottom:14px}
  .shead h2{font-size:clamp(31px,3.6vw,46px);font-weight:900;letter-spacing:-.01em}
  .shead p{color:var(--grey);font-size:18px;max-width:700px;margin:16px auto 0;font-weight:300}

  .program{background:var(--soft)}
  .pgrid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
  .pcard{background:#fff;border:1px solid var(--line);border-radius:8px;overflow:hidden;display:flex;flex-direction:column;transition:.25s}
  .pcard:hover{transform:translateY(-6px);box-shadow:0 26px 48px -26px rgba(8,53,107,.4);border-color:#cfe0f2}
  .pcard .img{height:230px;background:#fff;display:flex;align-items:center;justify-content:center;padding:20px;position:relative;border-bottom:1px solid var(--line)}
  .pcard .img img{max-height:100%;max-width:100%;object-fit:contain;mix-blend-mode:multiply}
  .pcard .tag{position:absolute;top:13px;left:13px;background:var(--yellow);color:var(--ink);font-size:12.5px;font-weight:700;padding:4px 11px;border-radius:30px;z-index:2}
  .pcard .body{padding:22px 22px 24px;display:flex;flex-direction:column;flex:1}
  .pcard h3{font-size:21px;font-weight:700;margin-bottom:5px}
  .pcard .code{color:var(--blue);font-size:13.5px;font-weight:600;margin-bottom:11px;font-family:"Hanken Grotesk"}
  .pcard p{color:var(--grey);font-size:15px;font-weight:300;flex:1;line-height:1.65}
  .pcard .go{margin-top:16px;color:var(--blue);font-weight:600;font-size:15px;display:inline-flex;align-items:center;gap:7px}

  .sel{background:var(--navy);color:#fff}
  .sel .shead h2{color:#fff}.sel .shead p{color:rgba(255,255,255,.7)}.sel .shead .ey{color:var(--yellow)}
  .sw{display:grid;grid-template-columns:.92fr 1.08fr;gap:46px;align-items:start}
  .sw-step{font-size:12.5px;letter-spacing:.16em;text-transform:uppercase;color:var(--yellow);font-weight:600;margin-bottom:16px}
  .mrow{display:flex;align-items:center;gap:14px;width:100%;text-align:left;background:rgba(255,255,255,.04);border:1px solid rgba(255,255,255,.12);color:#fff;padding:15px 19px;cursor:pointer;transition:.18s;font-family:inherit;border-radius:5px;margin-bottom:9px}
  .mrow:hover{border-color:rgba(255,255,255,.4);background:rgba(255,255,255,.08)}
  .mrow.on{background:var(--yellow);color:var(--ink);border-color:var(--yellow)}
  .mrow .mk{width:9px;height:9px;border-radius:50%;border:2px solid currentColor;flex:none}
  .mrow.on .mk{background:var(--ink)}
  .mrow .mn{font-size:17.5px;font-weight:600}.mrow .md{font-size:13.5px;opacity:.65}
  .res{background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.14);border-radius:8px;padding:34px;min-height:360px;display:flex;flex-direction:column}
  .res .ph{margin:auto;text-align:center;color:rgba(255,255,255,.5)}
  .res-tag{font-size:13px;letter-spacing:.14em;text-transform:uppercase;color:var(--yellow);font-weight:600}
  .res-h{font-size:30px;font-weight:900;margin:8px 0 3px}
  .res-s{color:rgba(255,255,255,.62);font-size:15px;margin-bottom:22px}
  .res .r{display:flex;justify-content:space-between;gap:16px;padding:13px 0;border-top:1px solid rgba(255,255,255,.12)}
  .res .k{color:rgba(255,255,255,.55);font-size:14.5px}.res .v{font-weight:600;font-size:15.5px;text-align:right}
  .res .v b{color:var(--yellow)}
  .res-note{color:rgba(255,255,255,.62);font-size:14.5px;margin-top:16px;font-weight:300;line-height:1.65}
  .res-cta{margin-top:auto;padding-top:22px}
  .fade{animation:fd .35s ease}@keyframes fd{from{opacity:0;transform:translateY(8px)}to{opacity:1}}

  .certs{background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
  .certs-in{display:flex;justify-content:center;gap:60px;flex-wrap:wrap;align-items:center}
  .cert{text-align:center}
  .cert .ic{font-family:"Hanken Grotesk";font-weight:800;font-size:31px;color:var(--blue)}
  .cert .l{font-size:14px;color:var(--grey);margin-top:6px}

  .contact{background:var(--soft)}
  .ct-grid{display:grid;grid-template-columns:1fr 1.1fr;gap:54px;align-items:start}
  .ct-l h2{font-size:clamp(29px,3.2vw,42px);font-weight:900;margin-bottom:16px;letter-spacing:-.01em}
  .ct-l p.lead{color:var(--grey);font-size:17.5px;margin-bottom:24px;font-weight:300}
  .ct-note{display:flex;gap:12px;background:#fff;border:1px solid var(--line);border-left:3px solid var(--yellow);padding:16px 18px;border-radius:4px;font-size:15px}
  .ct-info{margin-top:26px;display:flex;flex-direction:column;gap:13px;font-size:16.5px}
  .ct-info .row{display:flex;gap:12px}.ct-info b{color:var(--blue)}
  form{background:#fff;border:1px solid var(--line);border-radius:8px;padding:32px}
  .fr{display:grid;grid-template-columns:1fr 1fr;gap:15px}
  .fd{display:flex;flex-direction:column;gap:6px;margin-bottom:15px}
  .fd label{font-size:14px;font-weight:600}.fd label i{color:#d9534f;font-style:normal}
  .fd input,.fd select,.fd textarea{font-family:inherit;font-size:15.5px;padding:12px 14px;border:1px solid var(--line);border-radius:4px;background:#fff;transition:.2s}
  .fd input:focus,.fd select:focus,.fd textarea:focus{outline:none;border-color:var(--blue);box-shadow:0 0 0 3px rgba(14,85,168,.1)}
  form .btn-b{width:100%;justify-content:center;margin-top:4px}
  .ok{display:none;background:#fff;border:1px solid var(--line);border-radius:8px;padding:54px 30px;text-align:center}
  .ok .ck{width:58px;height:58px;border-radius:50%;background:var(--blue);color:#fff;display:grid;place-items:center;margin:0 auto 16px;font-size:26px}
  .ok h3{font-size:24px;font-weight:900;margin-bottom:6px}.ok p{color:var(--grey);font-weight:300}

  footer{background:var(--navy);color:rgba(255,255,255,.66);padding:58px 0 28px}
  .fg{display:grid;grid-template-columns:1.7fr 1fr 1fr 1.2fr;gap:38px;padding-bottom:34px;border-bottom:1px solid rgba(255,255,255,.13)}
  footer .logo-f img{height:40px;filter:brightness(0) invert(1);opacity:.95}
  footer .cn{font-size:13px;color:rgba(255,255,255,.5);margin:12px 0 14px}
  footer p.d{font-size:14.5px;font-weight:300;max-width:320px;line-height:1.8}
  footer h5{color:#fff;font-size:14px;margin-bottom:15px;font-weight:600}
  footer ul{list-style:none}footer li{margin-bottom:10px;font-size:14.5px;font-weight:300}
  footer li a:hover{color:var(--yellow)}
  .fc div{font-size:14.5px;margin-bottom:9px;font-weight:300}.fc b{color:#fff}
  .fb{display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px;padding-top:20px;font-size:13px;color:rgba(255,255,255,.42)}
  .disc{font-size:12.5px;color:rgba(255,255,255,.4);margin-top:12px;max-width:860px;line-height:1.75;font-weight:300}

  @media(max-width:1000px){
    .menu{display:none;position:absolute;top:100%;left:0;right:0;flex-direction:column;gap:0;background:#fff;border-bottom:1px solid var(--line);box-shadow:0 24px 40px -24px rgba(8,53,107,.4);padding:6px 0;z-index:120}.menu.open{display:flex}.menu a{padding:14px 34px;font-size:16.5px;border-bottom:1px solid var(--soft)}.menu a:last-child{border-bottom:none}.menu a::after{display:none}.burger{display:flex}
    .hero-in{grid-template-columns:1fr;min-height:auto}.hero-r{order:-1;min-height:300px}.hero-r .hslide img{max-height:280px}.hero-l{padding:26px 0}
    .hero--banner .hero-in{min-height:auto}.hero--banner .hero-l{padding:20px 0}.hero--banner .hb img{object-position:70% center}
    .hero--banner .hero-mask{background:linear-gradient(180deg,rgba(7,26,54,.55) 0%,rgba(7,26,54,.78) 55%,rgba(7,26,54,.9) 100%)}
    .pgrid{grid-template-columns:repeat(2,1fr)}
    .sw,.ct-grid{grid-template-columns:1fr;gap:34px}
    .fg{grid-template-columns:1fr 1fr}.topbar .l .hide{display:none}
  }
  @media(max-width:560px){
    .wrap{padding:0 18px}section{padding:56px 0}
    .pgrid{grid-template-columns:1fr}.fr{grid-template-columns:1fr}.fg{grid-template-columns:1fr}
    .hero-stats{gap:22px}.topbar .r{display:none}.hero-dots{left:calc(50% - 30px)}
    .logo .cn{display:none}.nav{height:64px}
    .slides{height:3.7em}
  }

  /* ════════ 知识中心 / 技术资源(.kc-*,列表页 + 文章页共用)════════ */
  .kc-bc{background:var(--soft);border-bottom:1px solid var(--line);font-size:13.5px;color:var(--grey)}
  .kc-bc .wrap{padding:14px 34px}
  .kc-bc a:hover{color:var(--blue)}
  .kc-bc b{color:var(--ink);font-weight:600}

  .kc-hero{background:radial-gradient(120% 130% at 80% 12%, #e8f1fb 0%, #f6faff 55%, #fff 100%);border-bottom:1px solid var(--line);padding:54px 0}
  .kc-hero .kicker{display:inline-block;font-size:13px;font-weight:600;color:var(--blue);letter-spacing:.16em;text-transform:uppercase;margin-bottom:12px}
  .kc-hero h1{font-size:clamp(28px,3.6vw,42px);font-weight:900;line-height:1.18;letter-spacing:-.01em;margin-bottom:14px}
  .kc-hero h1 em{font-style:normal;color:var(--blue)}
  .kc-hero p.sub{font-size:17px;color:var(--grey);font-weight:300;max-width:640px;line-height:1.7}
  .kc-chips{display:flex;gap:10px;flex-wrap:wrap;margin-top:20px}
  .kc-chip{background:#fff;border:1px solid var(--line);border-radius:40px;padding:7px 16px;font-size:13.5px;font-weight:500;color:var(--grey)}

  .kc-list{display:grid;grid-template-columns:repeat(2,1fr);gap:22px;margin-top:8px}
  .kc-card{display:block;background:#fff;border:1px solid var(--line);border-radius:10px;padding:24px 26px;transition:.22s}
  .kc-card:hover{transform:translateY(-3px);box-shadow:0 18px 40px -24px rgba(8,53,107,.4);border-color:var(--soft2)}
  .kc-meta{display:flex;align-items:center;gap:12px;margin-bottom:12px}
  .kc-cat{background:var(--soft);color:var(--blue);border-radius:5px;padding:4px 11px;font-size:12.5px;font-weight:600}
  .kc-date{font-size:13px;color:var(--grey);font-family:"Hanken Grotesk"}
  .kc-card h3{font-size:19px;font-weight:700;line-height:1.4;margin-bottom:10px;color:var(--ink)}
  .kc-card:hover h3{color:var(--blue)}
  .kc-card p{font-size:14.5px;color:var(--grey);line-height:1.75;font-weight:300;margin-bottom:14px}
  .kc-more{font-size:14px;font-weight:600;color:var(--blue)}
  .kc-note{font-size:13.5px;color:var(--grey);margin-top:28px;padding-top:18px;border-top:1px solid var(--line);font-weight:300}

  .kc-art{max-width:820px;margin:0 auto;padding:48px 34px 64px}
  .kc-ahead{border-bottom:1px solid var(--line);padding-bottom:24px}
  .kc-art h1{font-size:clamp(26px,3.4vw,38px);font-weight:900;line-height:1.25;letter-spacing:-.01em;margin:12px 0 12px}
  .kc-sub{font-size:18px;color:var(--grey);font-weight:300;line-height:1.6}
  .kc-tldr{background:var(--soft);border-left:4px solid var(--blue);border-radius:0 8px 8px 0;padding:22px 26px;margin:28px 0}
  .kc-tldr-tag{display:inline-block;background:var(--blue);color:#fff;font-size:12.5px;font-weight:600;padding:4px 12px;border-radius:5px;margin-bottom:12px}
  .kc-tldr p{font-size:16px;line-height:1.8;color:var(--ink)}
  .kc-tldr b{color:var(--blue-deep);font-weight:700}

  .kc-prose{margin-top:8px}
  .kc-prose h2{font-size:23px;font-weight:800;line-height:1.3;margin:40px 0 14px;display:flex;align-items:baseline;gap:12px}
  .kc-prose h2 .n{font-family:"Hanken Grotesk";font-weight:800;font-size:16px;color:var(--blue);background:var(--soft);border-radius:6px;padding:3px 10px;flex:none}
  .kc-prose h3{font-size:18px;font-weight:700;margin:26px 0 10px;color:var(--ink)}
  .kc-prose p{font-size:16.5px;line-height:1.85;color:var(--ink);margin-bottom:16px;font-weight:300}
  .kc-prose b{font-weight:700;color:var(--ink)}
  .kc-prose ul{margin:0 0 16px;padding-left:0;list-style:none}
  .kc-prose li{position:relative;padding-left:24px;font-size:16.5px;line-height:1.8;color:var(--ink);margin-bottom:10px;font-weight:300}
  .kc-prose li::before{content:"";position:absolute;left:4px;top:.7em;width:7px;height:7px;background:var(--blue);border-radius:2px}
  .kc-prose blockquote{border-left:3px solid var(--yellow);background:var(--soft);padding:14px 20px;margin:20px 0;font-size:16px;color:var(--grey);border-radius:0 6px 6px 0}
  .kc-prose figure{margin:24px 0}
  .kc-prose figure img{max-width:100%;height:auto;border:1px solid var(--line);border-radius:8px;display:block}
  .kc-prose figcaption{font-size:13px;color:var(--grey);margin-top:8px;text-align:center}

  .kc-spec{width:100%;border-collapse:collapse;margin:18px 0;font-size:15px}
  .kc-spec th,.kc-spec td{border:1px solid var(--line);padding:11px 14px;text-align:left;vertical-align:top}
  .kc-spec th{background:var(--soft);font-weight:600;color:var(--ink)}
  .kc-spec td{color:var(--grey);font-weight:300}

  .kc-boundary{background:#fff8ec;border:1px solid #f5dca0;border-radius:8px;padding:16px 20px;margin:28px 0;font-size:14px;color:#5a4326;line-height:1.7}
  .kc-boundary b{color:#9a4d09}
  .kc-sources{margin:32px 0;padding-top:22px;border-top:1px solid var(--line)}
  .kc-sources h4{font-size:15px;font-weight:700;margin-bottom:12px;color:var(--ink)}
  .kc-sources ul{list-style:none;padding:0}
  .kc-sources li{font-size:14px;color:var(--grey);line-height:1.7;margin-bottom:8px;font-weight:300}
  .kc-sources a{color:var(--blue)}.kc-sources a:hover{text-decoration:underline}

  .kc-related{margin:36px 0}
  .kc-related h4{font-size:18px;font-weight:700;margin-bottom:16px}

  .kc-cta{display:flex;justify-content:space-between;align-items:center;gap:24px;background:var(--blue);color:#fff;border-radius:12px;padding:28px 34px;flex-wrap:wrap;margin-top:40px}
  .kc-cta .t b{display:block;font-size:20px;font-weight:700;margin-bottom:4px}
  .kc-cta .t span{font-size:14.5px;color:rgba(255,255,255,.85);font-weight:300}

  @media(max-width:1000px){.kc-list{grid-template-columns:1fr}}
  @media(max-width:560px){
    .kc-art{padding:32px 18px 48px}
    .kc-prose h2{font-size:20px}
    .kc-hero{padding:40px 0}
    .kc-bc .wrap{padding:12px 18px}
  }

  /* 导航 6 项(加「技术资源」后):中屏隐藏 logo 副标语,保证桌面导航不溢出 */
  @media(max-width:1200px){.logo .cn{display:none}}