/* roulang page: index */
:root{
      --brand-deep:#123b36;
      --brand-dark:#0e2e2a;
      --brand-green:#184d44;
      --brand-mint:#dfeae3;
      --gold:#d8b56d;
      --gold-strong:#c99a3a;
      --gold-soft:#f1dca4;
      --amber:#efa94a;
      --coral:#f28a5b;
      --sand:#f7f1e7;
      --sand-2:#f3efe5;
      --paper:#fffaf1;
      --text:#24302d;
      --muted:#66736e;
      --weak:#8a918d;
      --border:#ded6c8;
      --green-border:#d6e1da;
      --shadow:0 18px 50px rgba(18,59,54,.08);
      --shadow-hover:0 24px 70px rgba(18,59,54,.14);
      --radius-xl:34px;
      --radius-lg:26px;
      --radius-md:18px;
      --radius-pill:999px;
      --container:1240px;
      --ease:all .28s ease;
    }
    *,*::before,*::after{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family:system-ui,-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
      color:var(--text);
      background:
        radial-gradient(circle at 8% 8%, rgba(216,181,109,.18), transparent 28%),
        radial-gradient(circle at 88% 12%, rgba(24,77,68,.14), transparent 34%),
        linear-gradient(180deg,var(--sand),#fbf7ef 42%,#eef5ef 100%);
      line-height:1.75;
      font-size:16px;
      overflow-x:hidden;
    }
    img{max-width:100%;display:block}
    a{color:inherit;text-decoration:none;transition:var(--ease)}
    a:hover{color:var(--gold-strong)}
    button,input,select,textarea{font:inherit}
    button{cursor:pointer}
    ::selection{background:rgba(216,181,109,.42);color:var(--brand-dark)}
    :focus-visible{
      outline:3px solid rgba(216,181,109,.72);
      outline-offset:3px;
      border-radius:12px;
    }
    .site-wrap{position:relative;min-height:100vh}
    .container{
      width:min(var(--container), calc(100% - 40px));
      margin:0 auto;
    }
    .section{padding:92px 0}
    .section-tight{padding:62px 0}
    .section-head{
      display:flex;
      align-items:flex-end;
      justify-content:space-between;
      gap:28px;
      margin-bottom:34px;
    }
    .section-kicker{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:7px 13px;
      border-radius:var(--radius-pill);
      background:rgba(216,181,109,.18);
      border:1px solid rgba(216,181,109,.32);
      color:var(--brand-green);
      font-weight:800;
      font-size:14px;
      letter-spacing:.02em;
    }
    .section-kicker::before{
      content:"";
      width:8px;
      height:8px;
      border-radius:50%;
      background:var(--gold-strong);
      box-shadow:0 0 0 5px rgba(216,181,109,.18);
    }
    h1,h2,h3,p{margin-top:0}
    h1{
      font-size:clamp(34px,5vw,58px);
      line-height:1.12;
      letter-spacing:-.04em;
      color:var(--brand-dark);
      font-weight:850;
      margin-bottom:22px;
    }
    h2{
      font-size:clamp(28px,3.4vw,40px);
      line-height:1.25;
      letter-spacing:-.03em;
      color:var(--brand-dark);
      font-weight:820;
      margin-bottom:12px;
    }
    h3{
      font-size:22px;
      line-height:1.35;
      color:var(--brand-dark);
      font-weight:800;
      margin-bottom:10px;
    }
    p{color:var(--muted);font-size:16.5px}
    .lead{font-size:18px;color:#52615c;max-width:660px}
    .site-header{
      position:sticky;
      top:0;
      z-index:50;
      padding:14px 0;
      background:rgba(247,241,231,.92);
      border-bottom:1px solid rgba(18,59,54,.08);
      backdrop-filter:saturate(140%) blur(10px);
      transition:var(--ease);
    }
    .nav-shell{
      width:min(1320px, calc(100% - 32px));
      margin:0 auto;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:18px;
      min-height:58px;
    }
    .brand{
      display:flex;
      align-items:center;
      gap:12px;
      min-width:238px;
    }
    .brand-icon{
      width:48px;
      height:48px;
      border-radius:16px;
      background:
        linear-gradient(135deg,var(--brand-dark),var(--brand-green) 58%,var(--gold));
      display:grid;
      place-items:center;
      color:var(--gold-soft);
      font-weight:900;
      font-size:22px;
      box-shadow:0 12px 28px rgba(18,59,54,.18);
      position:relative;
      overflow:hidden;
    }
    .brand-icon::after{
      content:"";
      position:absolute;
      inset:9px;
      border:1px solid rgba(241,220,164,.52);
      border-radius:11px;
    }
    .brand-text strong{
      display:block;
      color:var(--brand-dark);
      font-size:17px;
      line-height:1.18;
      letter-spacing:-.02em;
    }
    .brand-text span{
      display:block;
      color:var(--weak);
      font-size:12px;
      margin-top:2px;
    }
    .nav-center{
      display:flex;
      align-items:center;
      justify-content:center;
      gap:8px;
      flex:1;
    }
    .nav-link{
      padding:10px 14px;
      border-radius:var(--radius-pill);
      color:#43514d;
      font-weight:750;
      font-size:14.5px;
      white-space:nowrap;
    }
    .nav-link:hover{
      background:rgba(216,181,109,.17);
      color:var(--brand-dark);
      transform:translateY(-1px);
    }
    .nav-link.active{
      background:linear-gradient(135deg,rgba(216,181,109,.26),rgba(223,234,227,.72));
      color:var(--brand-dark);
      box-shadow:inset 0 0 0 1px rgba(216,181,109,.28);
    }
    .nav-actions{
      display:flex;
      align-items:center;
      gap:10px;
    }
    .search-pill{
      width:235px;
      height:42px;
      display:flex;
      align-items:center;
      gap:8px;
      padding:0 14px;
      border-radius:var(--radius-pill);
      background:#fffaf2;
      border:1px solid rgba(18,59,54,.11);
      box-shadow:0 8px 22px rgba(18,59,54,.04);
    }
    .search-pill span{color:var(--weak);font-size:15px}
    .search-pill input{
      width:100%;
      border:0;
      box-shadow:none;
      background:transparent;
      margin:0;
      height:auto;
      padding:0;
      color:var(--text);
      font-size:14px;
    }
    .search-pill input:focus{border:0;box-shadow:none;background:transparent}
    .btn{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:9px;
      min-height:46px;
      padding:0 20px;
      border-radius:var(--radius-pill);
      border:1px solid transparent;
      font-weight:820;
      font-size:15.5px;
      line-height:1;
      transition:var(--ease);
      white-space:nowrap;
    }
    .btn-primary{
      background:linear-gradient(135deg,var(--gold-soft),var(--gold) 55%,var(--amber));
      color:#17362f;
      box-shadow:0 14px 30px rgba(201,154,58,.24);
    }
    .btn-primary:hover{
      color:#102c27;
      transform:translateY(-2px);
      box-shadow:0 20px 42px rgba(201,154,58,.34);
      background:linear-gradient(120deg,var(--amber),var(--gold),var(--gold-soft));
    }
    .btn-secondary{
      background:rgba(255,250,241,.82);
      border-color:rgba(18,59,54,.16);
      color:var(--brand-green);
    }
    .btn-secondary:hover{
      background:rgba(241,220,164,.38);
      color:var(--brand-dark);
      transform:translateY(-2px);
      border-color:rgba(216,181,109,.48);
    }
    .menu-toggle{
      display:none;
      width:44px;
      height:44px;
      border:1px solid rgba(18,59,54,.13);
      background:#fffaf2;
      border-radius:15px;
      color:var(--brand-dark);
      font-weight:900;
    }
    .mobile-panel{
      display:none;
      width:min(1320px, calc(100% - 32px));
      margin:10px auto 0;
      padding:14px;
      border-radius:22px;
      background:#fffaf2;
      border:1px solid rgba(18,59,54,.1);
      box-shadow:var(--shadow);
    }
    .mobile-panel.open{display:block}
    .mobile-panel .nav-link{
      display:block;
      margin:4px 0;
    }
    .hero{
      padding:72px 0 38px;
      position:relative;
      overflow:hidden;
    }
    .hero::before{
      content:"";
      position:absolute;
      width:540px;
      height:540px;
      right:-180px;
      top:20px;
      border-radius:50%;
      background:radial-gradient(circle,rgba(216,181,109,.25),transparent 62%);
      pointer-events:none;
    }
    .hero-grid{align-items:center}
    .hero-copy{position:relative;z-index:1}
    .hero-tag{
      display:inline-flex;
      gap:9px;
      align-items:center;
      padding:8px 14px;
      border-radius:var(--radius-pill);
      background:rgba(18,59,54,.08);
      color:var(--brand-green);
      border:1px solid rgba(18,59,54,.11);
      font-weight:850;
      margin-bottom:18px;
    }
    .hero-tag b{
      width:22px;
      height:22px;
      border-radius:8px;
      display:grid;
      place-items:center;
      background:var(--brand-green);
      color:var(--gold-soft);
      font-size:13px;
    }
    .hero-actions{
      display:flex;
      align-items:center;
      gap:14px;
      flex-wrap:wrap;
      margin:28px 0 24px;
    }
    .mini-badges{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
      margin-top:22px;
    }
    .mini-badge{
      display:flex;
      align-items:center;
      gap:9px;
      padding:10px 13px;
      border-radius:var(--radius-pill);
      background:rgba(255,250,241,.82);
      border:1px solid rgba(18,59,54,.1);
      color:#50605b;
      font-weight:750;
      box-shadow:0 8px 22px rgba(18,59,54,.04);
    }
    .mini-badge i{
      width:8px;
      height:8px;
      border-radius:50%;
      background:var(--gold-strong);
      display:block;
    }
    .hero-visual{
      position:relative;
      min-height:520px;
    }
    .visual-card{
      position:relative;
      height:520px;
      border-radius:42px;
      overflow:hidden;
      box-shadow:0 28px 80px rgba(18,59,54,.18);
      border:1px solid rgba(216,181,109,.24);
      background:var(--brand-dark);
    }
    .visual-card img{
      width:100%;
      height:100%;
      object-fit:cover;
      transform:scale(1.02);
      opacity:.88;
    }
    .visual-card::after{
      content:"";
      position:absolute;
      inset:0;
      background:
        linear-gradient(135deg,rgba(14,46,42,.82),rgba(24,77,68,.24) 50%,rgba(216,181,109,.24)),
        radial-gradient(circle at 82% 20%,rgba(241,220,164,.38),transparent 26%);
    }
    .visual-note{
      position:absolute;
      z-index:2;
      left:28px;
      right:28px;
      bottom:28px;
      padding:24px;
      border-radius:28px;
      background:rgba(255,250,241,.94);
      border:1px solid rgba(216,181,109,.32);
      box-shadow:0 18px 45px rgba(14,46,42,.18);
    }
    .visual-note strong{
      display:block;
      color:var(--brand-dark);
      font-size:21px;
      margin-bottom:6px;
    }
    .visual-note p{margin:0;font-size:15px}
    .float-card{
      position:absolute;
      z-index:3;
      padding:16px 18px;
      border-radius:22px;
      background:#fffaf1;
      border:1px solid rgba(18,59,54,.1);
      box-shadow:0 18px 44px rgba(18,59,54,.14);
      max-width:230px;
    }
    .float-card strong{
      display:block;
      color:var(--brand-dark);
      font-size:24px;
      line-height:1;
      margin-bottom:6px;
    }
    .float-card span{font-size:14px;color:var(--muted)}
    .float-card.one{top:34px;left:-12px}
    .float-card.two{top:118px;right:-8px}
    .float-card.three{bottom:118px;left:-26px}
    .notice-strip{
      margin-top:30px;
      padding:18px 22px;
      border-radius:var(--radius-pill);
      background:linear-gradient(135deg,rgba(18,59,54,.95),rgba(24,77,68,.92));
      color:#fff7e8;
      border:1px solid rgba(216,181,109,.26);
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:20px;
      box-shadow:0 18px 42px rgba(18,59,54,.16);
    }
    .notice-strip p{margin:0;color:#f7ead3}
    .notice-strip b{color:var(--gold-soft)}
    .notice-strip .pill{
      flex:0 0 auto;
      padding:8px 13px;
      border-radius:var(--radius-pill);
      background:rgba(216,181,109,.16);
      color:var(--gold-soft);
      font-weight:850;
    }
    .feature-mosaic{
      display:grid;
      grid-template-columns:1.2fr .8fr .8fr;
      grid-template-areas:
        "main small1 small2"
        "main wide wide";
      gap:18px;
    }
    .mosaic-card{
      position:relative;
      min-height:230px;
      padding:28px;
      border-radius:var(--radius-xl);
      background:#fffaf1;
      border:1px solid rgba(18,59,54,.1);
      box-shadow:var(--shadow);
      overflow:hidden;
      transition:var(--ease);
    }
    .mosaic-card:hover{
      transform:translateY(-5px);
      box-shadow:var(--shadow-hover);
      border-color:rgba(216,181,109,.36);
    }
    .mosaic-card.main{grid-area:main;background:linear-gradient(135deg,var(--brand-dark),var(--brand-green));color:#fff}
    .mosaic-card.small1{grid-area:small1}
    .mosaic-card.small2{grid-area:small2;background:linear-gradient(160deg,#fffaf1,#f3e2b8)}
    .mosaic-card.wide{grid-area:wide;min-height:190px}
    .mosaic-card.main h3,.mosaic-card.main p{color:#fff7e8}
    .mosaic-card.main .icon-box{background:rgba(216,181,109,.18);color:var(--gold-soft)}
    .icon-box{
      width:48px;
      height:48px;
      border-radius:16px;
      display:grid;
      place-items:center;
      background:rgba(24,77,68,.08);
      color:var(--brand-green);
      font-size:22px;
      margin-bottom:18px;
      font-weight:900;
    }
    .step-list{
      display:grid;
      gap:12px;
      margin-top:18px;
    }
    .step-item{
      display:flex;
      gap:12px;
      align-items:flex-start;
      color:inherit;
    }
    .step-item em{
      flex:0 0 auto;
      width:28px;
      height:28px;
      border-radius:10px;
      display:grid;
      place-items:center;
      background:rgba(216,181,109,.24);
      color:var(--gold-soft);
      font-style:normal;
      font-weight:900;
    }
    .data-row{
      display:flex;
      gap:12px;
      flex-wrap:wrap;
      margin-top:14px;
    }
    .data-chip{
      padding:12px 14px;
      border-radius:18px;
      background:rgba(18,59,54,.06);
      min-width:120px;
    }
    .data-chip b{
      display:block;
      color:var(--brand-dark);
      font-size:22px;
      line-height:1.1;
    }
    .data-chip span{font-size:13px;color:var(--muted)}
    .category-entry{
      background:linear-gradient(135deg,rgba(255,250,241,.9),rgba(223,234,227,.74));
      border-top:1px solid rgba(18,59,54,.08);
      border-bottom:1px solid rgba(18,59,54,.08);
    }
    .entry-card{
      padding:30px;
      border-radius:var(--radius-xl);
      background:#fffaf1;
      border:1px solid rgba(18,59,54,.1);
      box-shadow:var(--shadow);
      display:grid;
      grid-template-columns:1fr auto;
      gap:24px;
      align-items:center;
    }
    .entry-tags{
      display:flex;
      gap:10px;
      flex-wrap:wrap;
      margin-top:14px;
    }
    .tag{
      display:inline-flex;
      align-items:center;
      gap:7px;
      padding:7px 12px;
      border-radius:var(--radius-pill);
      background:rgba(18,59,54,.07);
      color:var(--brand-green);
      font-size:13.5px;
      font-weight:800;
      border:1px solid rgba(18,59,54,.08);
    }
    .tag.gold{
      background:rgba(216,181,109,.18);
      border-color:rgba(216,181,109,.28);
      color:#775a18;
    }
    .magazine-columns{
      columns:3 300px;
      column-gap:22px;
    }
    .story-card{
      break-inside:avoid;
      margin:0 0 22px;
      border-radius:var(--radius-xl);
      background:#fffaf1;
      border:1px solid rgba(18,59,54,.1);
      box-shadow:var(--shadow);
      overflow:hidden;
      transition:var(--ease);
    }
    .story-card:hover{
      transform:translateY(-5px);
      box-shadow:var(--shadow-hover);
      border-color:rgba(216,181,109,.36);
    }
    .story-media{
      height:190px;
      overflow:hidden;
      position:relative;
      background:var(--brand-green);
    }
    .story-card.tall .story-media{height:258px}
    .story-media img{
      width:100%;
      height:100%;
      object-fit:cover;
      transition:var(--ease);
    }
    .story-card:hover .story-media img{transform:scale(1.05)}
    .story-media::after{
      content:"";
      position:absolute;
      inset:0;
      background:linear-gradient(180deg,rgba(14,46,42,.05),rgba(14,46,42,.46));
    }
    .story-body{padding:24px}
    .story-meta{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:12px;
      margin-top:18px;
      color:var(--weak);
      font-size:13px;
    }
    .arrow-link{
      display:inline-flex;
      align-items:center;
      gap:8px;
      color:var(--brand-green);
      font-weight:850;
    }
    .arrow-link span{transition:var(--ease)}
    .story-card:hover .arrow-link span{transform:translateX(4px)}
    .story-card.dark{
      background:linear-gradient(145deg,var(--brand-dark),#1d5a50);
      color:#fff;
      border-color:rgba(216,181,109,.32);
    }
    .story-card.dark h3,.story-card.dark p{color:#fff7e8}
    .story-card.dark .story-meta,.story-card.dark .arrow-link{color:var(--gold-soft)}
    .compare-wrap{
      display:grid;
      grid-template-columns:repeat(4,1fr);
      gap:18px;
    }
    .compare-card{
      position:relative;
      padding:26px;
      border-radius:var(--radius-xl);
      background:#fffaf1;
      border:1px solid rgba(18,59,54,.1);
      box-shadow:var(--shadow);
      transition:var(--ease);
      min-height:280px;
    }
    .compare-card:hover{
      transform:translateY(-5px);
      box-shadow:var(--shadow-hover);
    }
    .compare-card.recommended{
      border-color:rgba(216,181,109,.7);
      background:linear-gradient(180deg,#fffaf1,#f7e8c0);
    }
    .recommend-mark{
      position:absolute;
      right:20px;
      top:18px;
      padding:5px 10px;
      border-radius:var(--radius-pill);
      background:var(--brand-green);
      color:var(--gold-soft);
      font-size:12px;
      font-weight:900;
    }
    .compare-num{
      width:42px;
      height:42px;
      border-radius:15px;
      display:grid;
      place-items:center;
      background:rgba(18,59,54,.08);
      color:var(--brand-green);
      font-weight:900;
      margin-bottom:18px;
    }
    .compare-card ul{
      margin:16px 0 0;
      padding:0;
      list-style:none;
      display:grid;
      gap:10px;
    }
    .compare-card li{
      color:var(--muted);
      font-size:14.5px;
      padding-left:18px;
      position:relative;
    }
    .compare-card li::before{
      content:"";
      position:absolute;
      left:0;
      top:.72em;
      width:7px;
      height:7px;
      border-radius:50%;
      background:var(--gold-strong);
    }
    .process-band{
      padding:34px;
      border-radius:var(--radius-xl);
      background:
        linear-gradient(135deg,rgba(18,59,54,.96),rgba(24,77,68,.92)),
        url("/assets/images/backpic/back-2.webp") center/cover;
      color:#fff;
      box-shadow:0 26px 70px rgba(18,59,54,.22);
      overflow:hidden;
      position:relative;
    }
    .process-band::after{
      content:"";
      position:absolute;
      width:340px;
      height:340px;
      border-radius:50%;
      right:-120px;
      top:-100px;
      background:rgba(216,181,109,.22);
    }
    .process-band h2,.process-band p{color:#fff7e8}
    .process-grid{
      position:relative;
      z-index:1;
      display:grid;
      grid-template-columns:repeat(3,1fr);
      gap:18px;
      margin-top:26px;
    }
    .process-card{
      padding:22px;
      border-radius:24px;
      background:rgba(255,250,241,.1);
      border:1px solid rgba(241,220,164,.22);
    }
    .process-card b{
      display:inline-grid;
      place-items:center;
      width:36px;
      height:36px;
      border-radius:13px;
      background:rgba(216,181,109,.25);
      color:var(--gold-soft);
      margin-bottom:12px;
    }
    .process-card h3{font-size:19px;color:#fff7e8}
    .process-card p{font-size:15px;margin:0;color:#e8dcc9}
    .faq-shell{
      display:grid;
      grid-template-columns:.85fr 1.15fr;
      gap:34px;
      align-items:start;
    }
    .accordion{
      background:transparent;
    }
    .accordion-item{
      margin-bottom:12px;
      border-radius:22px;
      overflow:hidden;
      background:#fffaf1;
      border:1px solid rgba(18,59,54,.1);
      box-shadow:0 10px 30px rgba(18,59,54,.05);
    }
    .accordion-title{
      border:0;
      color:var(--brand-dark);
      font-weight:850;
      font-size:17px;
      padding:20px 52px 20px 22px;
      background:#fffaf1;
    }
    .accordion-title:hover,.accordion-title:focus{
      background:rgba(241,220,164,.28);
      color:var(--brand-dark);
    }
    .accordion-title::before{
      right:22px;
      color:var(--gold-strong);
      font-size:22px;
      margin-top:-13px;
    }
    .accordion-content{
      border:0;
      background:#fffaf1;
      color:var(--muted);
      padding:0 24px 22px 24px;
    }
    .accordion-content p{
      margin:0;
      padding-left:16px;
      border-left:3px solid var(--gold);
    }
    .cta-card{
      padding:38px;
      border-radius:40px;
      background:
        linear-gradient(135deg,rgba(18,59,54,.96),rgba(24,77,68,.9) 54%,rgba(201,154,58,.72)),
        url("/assets/images/backpic/back-3.webp") center/cover;
      color:#fff;
      box-shadow:0 28px 80px rgba(18,59,54,.22);
      overflow:hidden;
    }
    .cta-card h2,.cta-card p{color:#fff7e8}
    .contact-form{
      padding:26px;
      border-radius:28px;
      background:rgba(255,250,241,.94);
      border:1px solid rgba(216,181,109,.28);
      box-shadow:0 20px 54px rgba(14,46,42,.16);
    }
    .contact-form label{
      color:var(--brand-dark);
      font-weight:800;
      font-size:14px;
      margin-bottom:7px;
    }
    .contact-form input,.contact-form select,.contact-form textarea{
      border-radius:16px;
      border:1px solid rgba(18,59,54,.13);
      background:#fffaf1;
      box-shadow:none;
      min-height:48px;
      margin-bottom:14px;
      color:var(--text);
    }
    .contact-form textarea{min-height:112px;resize:vertical}
    .contact-form input:focus,.contact-form select:focus,.contact-form textarea:focus{
      border-color:var(--gold-strong);
      box-shadow:0 0 0 4px rgba(216,181,109,.18);
      background:#fffdf7;
    }
    .form-tip{
      font-size:13px;
      color:var(--muted);
      margin:12px 0 0;
    }
    .site-footer{
      margin-top:40px;
      padding:58px 0 26px;
      background:linear-gradient(180deg,var(--brand-dark),#09231f);
      color:#e9e1d1;
      border-top:3px solid rgba(216,181,109,.72);
    }
    .footer-grid{
      display:grid;
      grid-template-columns:1.35fr .85fr .85fr 1fr;
      gap:34px;
      margin-bottom:34px;
    }
    .footer-brand{
      display:flex;
      gap:13px;
      align-items:center;
      margin-bottom:16px;
    }
    .footer-brand .brand-icon{box-shadow:none}
    .footer-brand strong{display:block;color:#fff7e8;font-size:18px}
    .footer-brand span{display:block;color:#b9c5bf;font-size:13px}
    .site-footer p{color:#c9d2cc;font-size:14.5px}
    .footer-col h3{
      color:var(--gold-soft);
      font-size:16px;
      margin-bottom:14px;
    }
    .footer-links{
      display:grid;
      gap:9px;
    }
    .footer-links a{
      color:#d9dfda;
      font-size:14.5px;
    }
    .footer-links a:hover{
      color:var(--gold-soft);
      padding-left:4px;
    }
    .keyword-cloud{
      display:flex;
      flex-wrap:wrap;
      gap:8px;
    }
    .keyword-cloud span{
      padding:6px 10px;
      border-radius:var(--radius-pill);
      background:rgba(255,250,241,.08);
      border:1px solid rgba(216,181,109,.18);
      color:#f0e3ca;
      font-size:13px;
    }
    .footer-bottom{
      padding-top:22px;
      border-top:1px solid rgba(255,250,241,.12);
      display:flex;
      justify-content:space-between;
      gap:18px;
      flex-wrap:wrap;
      color:#b9c5bf;
      font-size:13.5px;
    }
    @media (max-width:1180px){
      .nav-center,.search-pill,.nav-actions .btn-secondary{display:none}
      .menu-toggle{display:inline-grid;place-items:center}
      .brand{min-width:auto}
      .compare-wrap{grid-template-columns:repeat(2,1fr)}
      .footer-grid{grid-template-columns:repeat(2,1fr)}
    }
    @media (max-width:900px){
      .section{padding:66px 0}
      .hero{padding-top:48px}
      .hero-visual{min-height:auto;margin-top:28px}
      .visual-card{height:430px}
      .float-card{display:none}
      .feature-mosaic{
        grid-template-columns:1fr;
        grid-template-areas:"main" "small1" "small2" "wide";
      }
      .entry-card{grid-template-columns:1fr}
      .process-grid{grid-template-columns:1fr}
      .faq-shell{grid-template-columns:1fr}
      .notice-strip{
        border-radius:28px;
        align-items:flex-start;
        flex-direction:column;
      }
    }
    @media (max-width:640px){
      .container{width:min(100% - 28px,var(--container))}
      .nav-shell{width:calc(100% - 24px)}
      .brand-text strong{font-size:15px}
      .brand-text span{display:none}
      .brand-icon{width:44px;height:44px}
      .nav-actions .btn-primary{padding:0 14px;min-height:42px}
      .hero-actions{flex-direction:column;align-items:stretch}
      .hero-actions .btn{width:100%}
      .mini-badge{width:100%;justify-content:center}
      .visual-card{height:360px;border-radius:30px}
      .visual-note{left:16px;right:16px;bottom:16px;padding:18px;border-radius:22px}
      .section-head{display:block}
      .compare-wrap{grid-template-columns:1fr}
      .magazine-columns{columns:1}
      .mosaic-card,.cta-card,.process-band{border-radius:28px;padding:24px}
      .footer-grid{grid-template-columns:1fr}
      .footer-bottom{display:block}
    }

/* roulang page: category1 */
:root{
      --ink:#123B36;
      --ink-2:#0E2E2A;
      --green:#184D44;
      --green-soft:#E9F0EB;
      --gold:#D8B56D;
      --gold-2:#C99A3A;
      --gold-soft:#F5E8C8;
      --orange:#F28A5B;
      --sand:#F7F1E7;
      --sand-2:#F3EFE5;
      --text:#24302D;
      --muted:#66736E;
      --weak:#8A918D;
      --line:#DED6C8;
      --line-green:#D6E1DA;
      --white:#fffdf8;
      --radius-xl:34px;
      --radius-lg:26px;
      --radius-md:18px;
      --radius-pill:999px;
      --shadow:0 18px 50px rgba(18,59,54,.08);
      --shadow-hover:0 24px 70px rgba(18,59,54,.14);
      --focus:0 0 0 4px rgba(216,181,109,.35);
      --ease:all .24s ease;
      --max:1220px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family:system-ui,-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
      color:var(--text);
      background:
        radial-gradient(circle at 12% 8%, rgba(216,181,109,.18), transparent 28%),
        radial-gradient(circle at 88% 18%, rgba(24,77,68,.12), transparent 30%),
        linear-gradient(180deg,var(--sand),#fffaf0 46%,var(--green-soft));
      font-size:17px;
      line-height:1.75;
      overflow-x:hidden;
    }
    a{color:inherit;text-decoration:none;transition:var(--ease)}
    a:hover{color:var(--gold-2)}
    a:focus,button:focus,input:focus,textarea:focus,select:focus{outline:none;box-shadow:var(--focus)}
    img{max-width:100%;display:block}
    button,input,textarea,select{font:inherit}
    p{margin:0 0 1rem}
    h1,h2,h3,h4{color:var(--ink);line-height:1.18;font-weight:800;margin:0 0 1rem}
    h1{font-size:clamp(2.1rem,5vw,3.65rem);letter-spacing:-.04em}
    h2{font-size:clamp(1.75rem,3.2vw,2.45rem);letter-spacing:-.025em}
    h3{font-size:clamp(1.18rem,2vw,1.45rem)}
    .container{width:min(calc(100% - 32px),var(--max));margin:0 auto}
    .section{padding:82px 0}
    .section-tight{padding:54px 0}
    .section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:28px;margin-bottom:30px}
    .section-head p{max-width:650px;color:var(--muted);margin:0}
    .site-header{
      position:sticky;
      top:0;
      z-index:1000;
      background:rgba(247,241,231,.94);
      border-bottom:1px solid rgba(18,59,54,.1);
      backdrop-filter:blur(12px);
    }
    .nav-shell{
      width:min(calc(100% - 28px),1280px);
      margin:0 auto;
      min-height:78px;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:18px;
    }
    .brand,.footer-brand{
      display:inline-flex;
      align-items:center;
      gap:12px;
      min-width:max-content;
    }
    .brand-icon{
      width:44px;
      height:44px;
      border-radius:15px;
      display:inline-grid;
      place-items:center;
      font-weight:900;
      color:var(--ink);
      background:linear-gradient(135deg,var(--gold),#f7e5ad 48%,#b8862e);
      box-shadow:0 10px 26px rgba(201,154,58,.28);
      position:relative;
      overflow:hidden;
    }
    .brand-icon:after{
      content:"";
      position:absolute;
      width:22px;
      height:22px;
      border:2px solid rgba(18,59,54,.35);
      border-radius:8px;
      right:-6px;
      bottom:-6px;
      transform:rotate(20deg);
    }
    .brand-text,.footer-brand span:last-child{
      display:flex;
      flex-direction:column;
      line-height:1.15;
    }
    .brand-text strong,.footer-brand strong{font-size:16px;color:var(--ink);font-weight:900}
    .brand-text span,.footer-brand span span{font-size:12px;color:var(--muted);letter-spacing:.02em}
    .nav-center{
      display:flex;
      align-items:center;
      justify-content:center;
      gap:8px;
      padding:6px;
      border:1px solid rgba(18,59,54,.08);
      border-radius:var(--radius-pill);
      background:rgba(255,253,248,.72);
    }
    .nav-link{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      min-height:38px;
      padding:0 16px;
      border-radius:var(--radius-pill);
      color:var(--green);
      font-size:15px;
      font-weight:800;
      white-space:nowrap;
    }
    .nav-link:hover,.nav-link.active{
      background:linear-gradient(135deg,rgba(216,181,109,.28),rgba(233,240,235,.9));
      color:var(--ink);
    }
    .nav-actions{display:flex;align-items:center;gap:10px}
    .search-pill{
      display:flex;
      align-items:center;
      gap:8px;
      width:238px;
      min-height:42px;
      padding:0 14px;
      border-radius:var(--radius-pill);
      border:1px solid rgba(18,59,54,.12);
      background:rgba(255,253,248,.86);
      color:var(--muted);
      transition:var(--ease);
    }
    .search-pill:focus-within{box-shadow:var(--focus);border-color:rgba(216,181,109,.65)}
    .search-pill input{
      width:100%;
      border:0;
      background:transparent;
      box-shadow:none;
      margin:0;
      height:40px;
      color:var(--text);
      font-size:14px;
    }
    .search-pill input::placeholder{color:#87918c}
    .btn{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:8px;
      min-height:44px;
      padding:0 20px;
      border-radius:var(--radius-pill);
      font-weight:900;
      font-size:15px;
      border:1px solid transparent;
      cursor:pointer;
      transition:var(--ease);
      line-height:1;
      white-space:nowrap;
    }
    .btn:hover{transform:translateY(-2px);text-decoration:none}
    .btn-primary{
      color:var(--ink-2);
      background:linear-gradient(135deg,#f3daa0,var(--gold),#c59233);
      box-shadow:0 14px 34px rgba(201,154,58,.28);
    }
    .btn-primary:hover{color:var(--ink);box-shadow:0 18px 44px rgba(201,154,58,.38);filter:saturate(1.04)}
    .btn-secondary{
      color:var(--ink);
      background:rgba(255,253,248,.72);
      border-color:rgba(18,59,54,.16);
    }
    .btn-secondary:hover{background:var(--gold-soft);border-color:rgba(216,181,109,.55);color:var(--ink)}
    .menu-toggle{
      display:none;
      width:44px;
      height:44px;
      border-radius:15px;
      border:1px solid rgba(18,59,54,.12);
      background:rgba(255,253,248,.82);
      color:var(--ink);
      font-weight:900;
      cursor:pointer;
    }
    .mobile-panel{
      display:none;
      width:min(calc(100% - 28px),1280px);
      margin:0 auto 14px;
      padding:14px;
      border-radius:22px;
      border:1px solid rgba(18,59,54,.1);
      background:rgba(255,253,248,.96);
      box-shadow:var(--shadow);
    }
    .mobile-panel.open{display:grid;gap:8px}
    .hero-topic{
      position:relative;
      padding:58px 0 34px;
      overflow:hidden;
    }
    .hero-topic:before{
      content:"";
      position:absolute;
      inset:0;
      background:
        linear-gradient(120deg,rgba(18,59,54,.08),transparent 36%),
        radial-gradient(circle at 74% 16%,rgba(216,181,109,.24),transparent 24%);
      pointer-events:none;
    }
    .breadcrumb-line{
      display:flex;
      align-items:center;
      flex-wrap:wrap;
      gap:8px;
      margin-bottom:18px;
      color:var(--muted);
      font-size:14px;
      font-weight:750;
    }
    .breadcrumb-line a{color:var(--green)}
    .breadcrumb-line span:last-child{color:var(--gold-2)}
    .topic-shell{
      position:relative;
      display:grid;
      grid-template-columns:minmax(0,1.05fr) minmax(320px,.95fr);
      gap:34px;
      align-items:center;
    }
    .eyebrow{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:8px 13px;
      border-radius:var(--radius-pill);
      background:rgba(216,181,109,.18);
      border:1px solid rgba(216,181,109,.32);
      color:var(--ink);
      font-size:14px;
      font-weight:900;
      margin-bottom:16px;
    }
    .hero-topic .lead{
      max-width:720px;
      color:var(--muted);
      font-size:18px;
      margin-bottom:24px;
    }
    .hero-actions{display:flex;align-items:center;gap:12px;flex-wrap:wrap}
    .topic-visual{
      position:relative;
      min-height:360px;
      border-radius:var(--radius-xl);
      overflow:hidden;
      box-shadow:var(--shadow-hover);
      border:1px solid rgba(18,59,54,.12);
      background:var(--ink);
    }
    .topic-visual img{
      width:100%;
      height:360px;
      object-fit:cover;
      filter:saturate(.92) contrast(1.02);
    }
    .topic-visual:after{
      content:"";
      position:absolute;
      inset:0;
      background:linear-gradient(135deg,rgba(14,46,42,.78),rgba(14,46,42,.22) 52%,rgba(216,181,109,.26));
    }
    .floating-check{
      position:absolute;
      left:22px;
      right:22px;
      bottom:22px;
      z-index:2;
      padding:18px;
      border-radius:24px;
      background:rgba(255,253,248,.92);
      border:1px solid rgba(216,181,109,.28);
      box-shadow:0 18px 42px rgba(14,46,42,.18);
    }
    .floating-check strong{display:block;color:var(--ink);font-size:18px;margin-bottom:6px}
    .floating-check span{display:block;color:var(--muted);font-size:14px;line-height:1.55}
    .mini-stats{
      display:grid;
      grid-template-columns:repeat(3,1fr);
      gap:12px;
      margin-top:22px;
      max-width:760px;
    }
    .stat-pill{
      padding:14px 16px;
      border-radius:20px;
      background:rgba(255,253,248,.78);
      border:1px solid rgba(18,59,54,.1);
      box-shadow:0 12px 34px rgba(18,59,54,.06);
    }
    .stat-pill b{display:block;color:var(--ink);font-size:20px;line-height:1.1}
    .stat-pill span{display:block;color:var(--muted);font-size:13px;margin-top:5px}
    .notice-strip{
      margin-top:36px;
      padding:16px 18px;
      border-radius:24px;
      background:linear-gradient(135deg,rgba(18,59,54,.94),rgba(24,77,68,.9));
      color:#f8f0dd;
      display:flex;
      align-items:flex-start;
      gap:12px;
      box-shadow:var(--shadow);
      border:1px solid rgba(216,181,109,.28);
    }
    .notice-strip b{color:#f5d993}
    .notice-strip p{margin:0;font-size:15px;line-height:1.65}
    .filter-row{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
      padding:12px;
      border-radius:26px;
      background:rgba(255,253,248,.72);
      border:1px solid rgba(18,59,54,.1);
      box-shadow:var(--shadow);
    }
    .filter-chip{
      display:inline-flex;
      align-items:center;
      min-height:40px;
      padding:0 16px;
      border-radius:var(--radius-pill);
      font-weight:850;
      font-size:14px;
      color:var(--green);
      border:1px solid rgba(18,59,54,.1);
      background:rgba(247,241,231,.72);
    }
    .filter-chip.active,.filter-chip:hover{
      background:linear-gradient(135deg,var(--gold-soft),rgba(233,240,235,.9));
      border-color:rgba(216,181,109,.45);
      color:var(--ink);
    }
    .content-layout{
      display:grid;
      grid-template-columns:minmax(0,1fr) 340px;
      gap:28px;
      align-items:start;
      margin-top:28px;
    }
    .topic-list{display:grid;gap:22px}
    .article-card{
      position:relative;
      border-radius:var(--radius-lg);
      background:rgba(255,253,248,.86);
      border:1px solid rgba(18,59,54,.1);
      box-shadow:var(--shadow);
      overflow:hidden;
      transition:var(--ease);
    }
    .article-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:rgba(216,181,109,.38)}
    .article-card.horizontal{
      display:grid;
      grid-template-columns:270px minmax(0,1fr);
      min-height:220px;
    }
    .article-media{
      position:relative;
      overflow:hidden;
      background:var(--green-soft);
    }
    .article-media img{width:100%;height:100%;object-fit:cover;transition:transform .32s ease}
    .article-card:hover .article-media img{transform:scale(1.04)}
    .article-media:after{
      content:"";
      position:absolute;
      inset:0;
      background:linear-gradient(180deg,transparent,rgba(14,46,42,.34));
    }
    .article-body{padding:24px}
    .article-card.tall .article-body{padding:30px}
    .tag{
      display:inline-flex;
      align-items:center;
      gap:6px;
      padding:6px 10px;
      border-radius:var(--radius-pill);
      background:rgba(216,181,109,.18);
      color:var(--ink);
      font-size:13px;
      font-weight:900;
      margin-bottom:12px;
    }
    .article-body p{color:var(--muted);font-size:16px;margin-bottom:16px}
    .meta-line{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:14px;
      color:var(--weak);
      font-size:13px;
      font-weight:750;
      border-top:1px solid rgba(18,59,54,.08);
      padding-top:14px;
    }
    .read-link{
      color:var(--ink);
      font-weight:900;
      display:inline-flex;
      align-items:center;
      gap:6px;
    }
    .read-link:hover{gap:10px;color:var(--gold-2)}
    .article-grid{
      display:grid;
      grid-template-columns:1fr 1fr;
      gap:22px;
    }
    .article-card.deep{
      background:linear-gradient(145deg,var(--ink-2),var(--green));
      color:#fff8e8;
    }
    .article-card.deep h3{color:#fff8e8}
    .article-card.deep p,.article-card.deep .meta-line{color:rgba(255,248,232,.76)}
    .article-card.deep .tag{background:rgba(216,181,109,.22);color:#f8dd9a}
    .article-card.deep .read-link{color:#f8dd9a}
    .sidebar{
      position:sticky;
      top:98px;
      display:grid;
      gap:18px;
    }
    .side-card{
      border-radius:var(--radius-lg);
      padding:22px;
      background:rgba(255,253,248,.88);
      border:1px solid rgba(18,59,54,.1);
      box-shadow:var(--shadow);
    }
    .side-card.dark{
      background:linear-gradient(145deg,var(--ink),var(--green));
      color:#fff8e8;
      border-color:rgba(216,181,109,.25);
    }
    .side-card.dark h3{color:#fff8e8}
    .side-card.dark p{color:rgba(255,248,232,.78)}
    .check-list,.step-list{list-style:none;margin:0;padding:0;display:grid;gap:12px}
    .check-list li,.step-list li{
      display:flex;
      gap:10px;
      align-items:flex-start;
      color:var(--muted);
      font-size:15px;
      line-height:1.55;
    }
    .check-list li:before{
      content:"✓";
      flex:0 0 22px;
      height:22px;
      display:grid;
      place-items:center;
      border-radius:8px;
      background:rgba(216,181,109,.22);
      color:var(--ink);
      font-weight:900;
      margin-top:2px;
    }
    .side-card.dark .check-list li{color:rgba(255,248,232,.78)}
    .keyword-cloud,.side-tags{display:flex;flex-wrap:wrap;gap:8px}
    .keyword-cloud span,.side-tags span{
      display:inline-flex;
      padding:7px 10px;
      border-radius:var(--radius-pill);
      background:rgba(216,181,109,.16);
      border:1px solid rgba(216,181,109,.24);
      color:var(--ink);
      font-size:13px;
      font-weight:850;
    }
    .process-band{
      border-radius:var(--radius-xl);
      background:
        linear-gradient(135deg,rgba(255,253,248,.88),rgba(245,232,200,.72)),
        radial-gradient(circle at 85% 20%,rgba(24,77,68,.12),transparent 28%);
      border:1px solid rgba(18,59,54,.1);
      box-shadow:var(--shadow);
      padding:34px;
    }
    .process-grid{
      display:grid;
      grid-template-columns:repeat(4,1fr);
      gap:16px;
      margin-top:24px;
    }
    .process-card{
      position:relative;
      padding:22px;
      border-radius:24px;
      background:rgba(255,253,248,.78);
      border:1px solid rgba(18,59,54,.1);
      transition:var(--ease);
    }
    .process-card:hover{transform:translateY(-3px);border-color:rgba(216,181,109,.4);box-shadow:0 16px 36px rgba(18,59,54,.08)}
    .process-num{
      width:38px;
      height:38px;
      border-radius:14px;
      display:grid;
      place-items:center;
      margin-bottom:14px;
      background:var(--ink);
      color:var(--gold);
      font-weight:950;
    }
    .process-card p{color:var(--muted);font-size:15px;margin:0}
    .insight-split{
      display:grid;
      grid-template-columns:.9fr 1.1fr;
      gap:28px;
      align-items:stretch;
    }
    .insight-image{
      min-height:380px;
      border-radius:var(--radius-xl);
      overflow:hidden;
      position:relative;
      box-shadow:var(--shadow);
      border:1px solid rgba(18,59,54,.1);
    }
    .insight-image img{width:100%;height:100%;object-fit:cover}
    .insight-image:after{
      content:"";
      position:absolute;
      inset:0;
      background:linear-gradient(20deg,rgba(14,46,42,.6),transparent 58%);
    }
    .insight-panel{
      display:grid;
      gap:16px;
    }
    .insight-item{
      padding:22px;
      border-radius:24px;
      background:rgba(255,253,248,.82);
      border:1px solid rgba(18,59,54,.1);
      box-shadow:var(--shadow);
    }
    .insight-item p{color:var(--muted);margin:0}
    .faq-wrap{
      max-width:920px;
      margin:0 auto;
    }
    .accordion{
      background:transparent;
      border:0;
    }
    .accordion-item{
      margin-bottom:12px;
      border-radius:22px;
      overflow:hidden;
      border:1px solid rgba(18,59,54,.1);
      background:rgba(255,253,248,.82);
      box-shadow:0 10px 28px rgba(18,59,54,.05);
    }
    .accordion-title{
      border:0 !important;
      color:var(--ink);
      font-size:17px;
      font-weight:900;
      padding:18px 54px 18px 20px;
      background:transparent;
    }
    .accordion-title:hover,.accordion-title:focus{
      background:rgba(245,232,200,.42);
      color:var(--ink);
    }
    .accordion-title:before{color:var(--gold-2);font-size:22px;margin-top:-12px}
    .accordion-content{
      border:0 !important;
      background:rgba(255,253,248,.7);
      color:var(--muted);
      padding:0 22px 20px 24px;
    }
    .accordion-content p{
      border-left:3px solid var(--gold);
      padding-left:14px;
      margin:0;
      font-size:16px;
    }
    .cta-card{
      position:relative;
      overflow:hidden;
      border-radius:var(--radius-xl);
      padding:38px;
      background:
        linear-gradient(135deg,rgba(14,46,42,.96),rgba(24,77,68,.92) 58%,rgba(201,154,58,.84));
      color:#fff8e8;
      box-shadow:0 28px 80px rgba(14,46,42,.18);
      border:1px solid rgba(216,181,109,.36);
    }
    .cta-card:before{
      content:"";
      position:absolute;
      width:260px;
      height:260px;
      border-radius:50%;
      right:-80px;
      top:-120px;
      border:36px solid rgba(255,248,232,.08);
    }
    .cta-grid{
      position:relative;
      display:grid;
      grid-template-columns:1fr 420px;
      gap:34px;
      align-items:center;
    }
    .cta-card h2{color:#fff8e8}
    .cta-card p{color:rgba(255,248,232,.78)}
    .contact-form{
      display:grid;
      gap:12px;
      padding:18px;
      border-radius:26px;
      background:rgba(255,253,248,.94);
      border:1px solid rgba(216,181,109,.32);
    }
    .form-row{display:grid;grid-template-columns:1fr 1fr;gap:12px}
    .contact-form input,.contact-form textarea,.contact-form select{
      width:100%;
      margin:0;
      min-height:46px;
      border-radius:16px;
      border:1px solid rgba(18,59,54,.14);
      background:#fffdf8;
      color:var(--text);
      box-shadow:none;
      padding:10px 13px;
      font-size:14px;
    }
    .contact-form textarea{min-height:96px;resize:vertical}
    .form-note{font-size:12px;color:var(--muted);line-height:1.55;margin:0}
    .site-footer{
      background:linear-gradient(180deg,var(--ink-2),#09201d);
      color:rgba(255,248,232,.76);
      padding:58px 0 26px;
      border-top:3px solid rgba(216,181,109,.62);
    }
    .footer-grid{
      display:grid;
      grid-template-columns:1.35fr .75fr .75fr 1fr;
      gap:34px;
      margin-bottom:34px;
    }
    .footer-col h3{font-size:17px;color:#f8dd9a;margin-bottom:14px}
    .footer-col p{font-size:14px;line-height:1.75;margin:14px 0 0;color:rgba(255,248,232,.72)}
    .footer-brand strong{color:#fff8e8}
    .footer-brand span span{color:rgba(255,248,232,.62)}
    .footer-links{display:grid;gap:9px}
    .footer-links a{color:rgba(255,248,232,.76);font-size:14px}
    .footer-links a:hover{color:#f8dd9a;padding-left:4px}
    .footer-col .keyword-cloud span{
      color:#f8dd9a;
      background:rgba(216,181,109,.12);
      border-color:rgba(216,181,109,.22);
    }
    .footer-bottom{
      display:flex;
      justify-content:space-between;
      gap:18px;
      padding-top:20px;
      border-top:1px solid rgba(255,248,232,.12);
      color:rgba(255,248,232,.58);
      font-size:13px;
      flex-wrap:wrap;
    }
    @media (max-width:1120px){
      .search-pill{display:none}
      .content-layout{grid-template-columns:1fr}
      .sidebar{position:static;grid-template-columns:1fr 1fr}
      .process-grid{grid-template-columns:repeat(2,1fr)}
      .cta-grid{grid-template-columns:1fr}
    }
    @media (max-width:900px){
      .nav-center{display:none}
      .menu-toggle{display:inline-grid;place-items:center}
      .nav-actions .btn-secondary{display:none}
      .topic-shell{grid-template-columns:1fr}
      .mini-stats{grid-template-columns:1fr 1fr 1fr}
      .article-card.horizontal{grid-template-columns:1fr}
      .article-media{height:230px}
      .insight-split{grid-template-columns:1fr}
      .footer-grid{grid-template-columns:1fr 1fr}
    }
    @media (max-width:640px){
      body{font-size:16px}
      .section{padding:58px 0}
      .section-head{display:block}
      .brand-text span{display:none}
      .nav-shell{min-height:68px}
      .nav-actions .btn-primary{display:none}
      .hero-topic{padding:36px 0 24px}
      .hero-actions .btn{width:100%}
      .topic-visual,.topic-visual img{min-height:300px;height:300px}
      .mini-stats{grid-template-columns:1fr}
      .notice-strip{border-radius:20px}
      .filter-row{border-radius:20px}
      .article-grid{grid-template-columns:1fr}
      .sidebar{grid-template-columns:1fr}
      .process-band{padding:24px}
      .process-grid{grid-template-columns:1fr}
      .cta-card{padding:24px}
      .form-row{grid-template-columns:1fr}
      .footer-grid{grid-template-columns:1fr}
      .footer-bottom{display:grid}
    }