/* roulang page: index */
:root{
      --bg:#08070d;
      --bg-2:#0d0b12;
      --panel:#12101a;
      --panel-2:#171421;
      --text:#f5f3ff;
      --muted:#b8b4c8;
      --soft:#797287;
      --line:#262233;
      --line-2:rgba(255,255,255,.09);
      --purple:#a855f7;
      --purple-2:#c026d3;
      --cyan:#22d3ee;
      --teal:#2dd4bf;
      --rose:#f43f5e;
      --radius-lg:28px;
      --radius-md:20px;
      --radius-sm:14px;
      --shadow:0 22px 80px rgba(0,0,0,.46);
      --glow:0 0 38px rgba(168,85,247,.2);
      --container:1200px;
    }
    *{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;
      background:
        radial-gradient(circle at 18% 4%, rgba(168,85,247,.19), transparent 32%),
        radial-gradient(circle at 82% 12%, rgba(34,211,238,.11), transparent 28%),
        linear-gradient(180deg, var(--bg), #0b0910 45%, #08070d 100%);
      color:var(--text);
      line-height:1.75;
      overflow-x:hidden;
    }
    body:before{
      content:"";
      position:fixed;
      inset:0;
      pointer-events:none;
      background-image:
        linear-gradient(rgba(255,255,255,.035) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,.035) 1px, transparent 1px);
      background-size:42px 42px;
      mask-image:linear-gradient(to bottom, rgba(0,0,0,.75), transparent 72%);
      z-index:-1;
    }
    a{color:inherit;text-decoration:none}
    a:hover{color:var(--cyan)}
    button,input,textarea,select{font:inherit}
    .site-container{width:min(var(--container), calc(100% - 40px));margin-inline:auto}
    .skip-link{
      position:absolute;left:-999px;top:12px;background:var(--cyan);color:#061015;
      padding:10px 14px;border-radius:999px;z-index:9999
    }
    .skip-link:focus{left:16px;outline:3px solid rgba(34,211,238,.35)}
    .site-header{position:sticky;top:14px;z-index:1000;padding:10px 0 0}
    .command-nav{
      min-height:72px;
      border:1px solid var(--line-2);
      border-radius:30px;
      background:rgba(13,11,18,.88);
      box-shadow:0 18px 60px rgba(0,0,0,.38), inset 0 1px 0 rgba(255,255,255,.05);
      backdrop-filter:blur(16px);
      padding:10px 14px;
    }
    .navbar-brand{
      display:flex;align-items:center;gap:10px;font-weight:800;color:var(--text)!important;
      letter-spacing:-.03em;white-space:nowrap
    }
    .brand-mark{
      width:32px;height:32px;border-radius:12px;
      background:linear-gradient(135deg,var(--purple),var(--cyan));
      box-shadow:0 0 24px rgba(168,85,247,.32);
      position:relative;display:inline-flex;align-items:center;justify-content:center
    }
    .brand-mark:after{
      content:"";width:8px;height:8px;border-radius:50%;background:#fff;
      box-shadow:0 0 12px rgba(255,255,255,.9)
    }
    .navbar-toggler{
      border:1px solid var(--line-2);border-radius:16px;padding:10px 12px;color:var(--text);
      background:rgba(255,255,255,.04)
    }
    .navbar-toggler:focus{box-shadow:0 0 0 3px rgba(34,211,238,.22)}
    .nav-link{
      color:var(--muted)!important;
      border-radius:999px;
      padding:9px 14px!important;
      font-size:14px;
      transition:.22s ease;
    }
    .nav-link:hover,.nav-link:focus{
      color:var(--text)!important;
      background:rgba(255,255,255,.06);
      outline:none;
    }
    .nav-link.active{
      color:#fff!important;
      background:linear-gradient(135deg, rgba(168,85,247,.28), rgba(34,211,238,.12));
      border:1px solid rgba(168,85,247,.34);
    }
    .nav-actions{display:flex;align-items:center;gap:10px}
    .command-search{
      display:flex;align-items:center;gap:8px;
      min-width:260px;
      border:1px solid var(--line-2);
      border-radius:999px;
      background:rgba(255,255,255,.045);
      padding:9px 12px;
      transition:.22s ease;
    }
    .command-search:focus-within{
      border-color:rgba(34,211,238,.65);
      box-shadow:0 0 0 4px rgba(34,211,238,.12);
    }
    .command-search input{
      width:100%;border:0;outline:0;background:transparent;color:var(--text);font-size:14px;
    }
    .command-search input::placeholder{color:var(--soft)}
    .keycap{
      border:1px solid rgba(255,255,255,.12);
      border-radius:8px;
      color:var(--soft);
      font-size:12px;
      padding:1px 7px;
      background:rgba(0,0,0,.2);
      white-space:nowrap;
    }
    .btn-neon,.btn-ghost,.btn-soft{
      display:inline-flex;align-items:center;justify-content:center;gap:8px;
      border-radius:999px;
      padding:12px 18px;
      font-weight:700;
      transition:transform .22s ease, box-shadow .22s ease, border-color .22s ease, background .22s ease;
      border:1px solid transparent;
    }
    .btn-neon{
      color:#fff!important;
      background:linear-gradient(135deg,var(--purple),var(--purple-2));
      box-shadow:0 12px 34px rgba(168,85,247,.28);
    }
    .btn-neon:hover,.btn-neon:focus{
      transform:translateY(-2px);
      box-shadow:0 18px 42px rgba(168,85,247,.38);
      outline:none;
    }
    .btn-ghost{
      color:var(--text)!important;
      background:rgba(255,255,255,.045);
      border-color:var(--line-2);
    }
    .btn-ghost:hover,.btn-ghost:focus{
      transform:translateY(-2px);
      border-color:rgba(34,211,238,.55);
      background:rgba(34,211,238,.08);
      outline:none;
    }
    .btn-soft{
      color:var(--cyan)!important;
      background:rgba(34,211,238,.08);
      border-color:rgba(34,211,238,.22);
      padding:10px 15px;
      font-size:14px;
    }
    .btn-soft:hover{background:rgba(34,211,238,.14);transform:translateY(-1px)}
    main{padding-top:34px}
    section{position:relative}
    .section-pad{padding:92px 0}
    .section-head{margin-bottom:34px}
    .eyebrow{
      display:inline-flex;align-items:center;gap:8px;
      color:var(--cyan);
      font-size:13px;
      letter-spacing:.08em;
      text-transform:uppercase;
      border:1px solid rgba(34,211,238,.22);
      background:rgba(34,211,238,.06);
      padding:7px 12px;
      border-radius:999px;
      margin-bottom:18px;
    }
    .eyebrow .dot,.status-dot{
      width:7px;height:7px;border-radius:50%;background:var(--teal);
      box-shadow:0 0 14px rgba(45,212,191,.9);
      flex:0 0 auto;
    }
    h1,h2,h3{letter-spacing:-.045em;line-height:1.12}
    h1{
      font-size:clamp(38px,6vw,66px);
      font-weight:820;
      max-width:980px;
      margin:0 auto 22px;
    }
    h2{
      font-size:clamp(28px,4vw,42px);
      font-weight:780;
      margin-bottom:14px;
    }
    h3{font-size:22px;font-weight:720}
    .lead-text{
      color:var(--muted);
      font-size:clamp(16px,2vw,18px);
      max-width:840px;
      margin:0 auto;
    }
    .hero{
      padding:72px 0 56px;
      min-height:calc(100vh - 104px);
      display:flex;
      align-items:center;
    }
    .hero-shell{
      width:100%;
      border:1px solid var(--line-2);
      border-radius:36px;
      background:
        radial-gradient(circle at 12% 20%, rgba(168,85,247,.18), transparent 28%),
        radial-gradient(circle at 88% 36%, rgba(34,211,238,.12), transparent 30%),
        linear-gradient(180deg, rgba(255,255,255,.055), rgba(255,255,255,.022));
      box-shadow:var(--shadow);
      padding:54px;
      overflow:hidden;
      position:relative;
    }
    .hero-shell:before,.cta-panel:before{
      content:"";
      position:absolute;
      inset:18px;
      border:1px solid rgba(255,255,255,.045);
      border-radius:28px;
      pointer-events:none;
    }
    .hero-center{text-align:center;position:relative;z-index:1}
    .hero-actions{
      display:flex;justify-content:center;gap:12px;flex-wrap:wrap;margin-top:30px;
    }
    .hero-metrics{
      display:grid;grid-template-columns:repeat(3,1fr);gap:12px;
      max-width:780px;margin:30px auto 0;
    }
    .metric-pill{
      border:1px solid var(--line-2);
      border-radius:18px;
      background:rgba(0,0,0,.2);
      padding:14px 16px;
      text-align:left;
    }
    .metric-pill strong{display:block;font-size:22px;line-height:1;color:#fff}
    .metric-pill span{display:block;color:var(--soft);font-size:13px;margin-top:6px}
    .demo-stage{
      margin-top:34px;
      display:grid;
      grid-template-columns:1.1fr .9fr;
      gap:16px;
      text-align:left;
    }
    .command-panel,.matrix-panel,.dark-card,.form-panel,.news-card,.privacy-card,.quote-card,.faq-wrap,.cta-panel{
      border:1px solid var(--line-2);
      background:rgba(18,16,26,.86);
      border-radius:var(--radius-lg);
      box-shadow:0 18px 60px rgba(0,0,0,.28);
    }
    .command-panel{padding:22px}
    .panel-top{
      display:flex;align-items:center;justify-content:space-between;gap:10px;
      border-bottom:1px solid var(--line);padding-bottom:14px;margin-bottom:16px
    }
    .panel-title{font-weight:750}
    .mini-lights{display:flex;gap:7px}
    .mini-lights i{display:block;width:8px;height:8px;border-radius:50%;background:var(--purple)}
    .mini-lights i:nth-child(2){background:var(--cyan)}
    .mini-lights i:nth-child(3){background:var(--teal)}
    .query-line{
      display:flex;align-items:center;gap:10px;
      border:1px solid rgba(34,211,238,.22);
      background:rgba(34,211,238,.055);
      border-radius:18px;
      padding:14px;
      color:var(--muted);
    }
    .tag-row{display:flex;flex-wrap:wrap;gap:9px;margin-top:14px}
    .chip{
      display:inline-flex;align-items:center;gap:6px;
      border:1px solid var(--line-2);
      background:rgba(255,255,255,.04);
      color:var(--muted);
      border-radius:999px;
      padding:7px 11px;
      font-size:13px;
      transition:.22s ease;
    }
    .chip.active,.chip:hover{
      color:#fff;
      border-color:rgba(168,85,247,.55);
      background:rgba(168,85,247,.16);
    }
    .matrix-panel{padding:18px;display:grid;gap:12px}
    .matrix-item{
      padding:14px;
      border:1px solid var(--line-2);
      border-radius:18px;
      background:rgba(255,255,255,.035);
      transition:.22s ease;
    }
    .matrix-item:hover,.dark-card:hover,.news-item:hover,.quote-card:hover{
      transform:translateY(-3px);
      border-color:rgba(34,211,238,.38);
      box-shadow:0 0 28px rgba(34,211,238,.08);
    }
    .matrix-item b{display:flex;align-items:center;gap:8px}
    .matrix-item p{margin:6px 0 0;color:var(--muted);font-size:14px}
    .progress-thin{height:7px;background:#211d2c;border-radius:999px;overflow:hidden;margin-top:12px}
    .progress-thin span{display:block;height:100%;border-radius:999px;background:linear-gradient(90deg,var(--purple),var(--cyan))}
    .dark-card{
      padding:24px;
      transition:.22s ease;
      height:100%;
      position:relative;
      overflow:hidden;
    }
    .dark-card:after{
      content:"";
      position:absolute;right:-30px;top:-30px;width:90px;height:90px;
      background:radial-gradient(circle,rgba(168,85,247,.2),transparent 68%);
      pointer-events:none;
    }
    .card-num{
      width:34px;height:34px;border-radius:12px;
      display:inline-flex;align-items:center;justify-content:center;
      border:1px solid rgba(34,211,238,.28);
      color:var(--cyan);
      background:rgba(34,211,238,.06);
      font-weight:800;
      margin-bottom:18px;
    }
    .dark-card p,.news-card p,.privacy-card p,.quote-card p{color:var(--muted);margin-bottom:0}
    .data-strip{
      border:1px solid var(--line-2);
      border-radius:32px;
      background:linear-gradient(135deg, rgba(168,85,247,.12), rgba(34,211,238,.055));
      padding:22px;
      box-shadow:var(--shadow);
    }
    .data-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}
    .data-cell{
      padding:22px 18px;
      border-radius:22px;
      border:1px solid rgba(255,255,255,.08);
      background:rgba(0,0,0,.22);
    }
    .data-cell strong{font-size:34px;display:block;line-height:1;color:#fff}
    .data-cell span{display:block;color:var(--soft);font-size:14px;margin-top:8px}
    .flow-line{
      margin-top:18px;
      display:grid;
      grid-template-columns:repeat(4,1fr);
      gap:10px;
    }
    .flow-step{
      border:1px solid var(--line-2);
      border-radius:18px;
      padding:14px;
      background:rgba(255,255,255,.035);
      color:var(--muted);
      font-size:14px;
    }
    .form-panel{padding:28px}
    .form-control,.form-select,.form-check-input{
      background:rgba(255,255,255,.045)!important;
      border:1px solid var(--line-2)!important;
      color:var(--text)!important;
      border-radius:16px!important;
      min-height:48px;
    }
    textarea.form-control{min-height:112px}
    .form-control::placeholder{color:var(--soft)}
    .form-control:focus,.form-select:focus,.form-check-input:focus{
      box-shadow:0 0 0 4px rgba(34,211,238,.13)!important;
      border-color:rgba(34,211,238,.62)!important;
    }
    .form-check-input:checked{background-color:var(--purple)!important;border-color:var(--purple)!important}
    .form-label{color:var(--muted);font-weight:650;font-size:14px}
    .hint{color:var(--soft);font-size:13px;margin-top:10px}
    .news-layout{display:grid;grid-template-columns:1.35fr .65fr;gap:18px}
    .news-card{padding:24px}
    .news-list{display:grid;gap:12px;margin:0;padding:0;list-style:none}
    .news-item{
      display:flex;justify-content:space-between;gap:16px;align-items:center;
      padding:16px;
      border:1px solid var(--line-2);
      border-radius:18px;
      background:rgba(255,255,255,.032);
      transition:.22s ease;
    }
    .news-item a{font-weight:700;color:var(--text)}
    .news-item small{color:var(--soft);white-space:nowrap}
    .recommend-list{display:grid;gap:10px;margin-top:16px}
    .recommend-list a{
      display:flex;align-items:center;justify-content:space-between;
      padding:13px 14px;border-radius:16px;
      border:1px solid var(--line-2);
      color:var(--muted);
      background:rgba(255,255,255,.03);
      transition:.22s ease;
    }
    .recommend-list a:hover{color:#fff;border-color:rgba(168,85,247,.5);background:rgba(168,85,247,.1)}
    .privacy-card{padding:28px}
    .guard-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin-top:20px}
    .guard{
      border:1px solid var(--line-2);
      border-radius:18px;
      background:rgba(255,255,255,.035);
      padding:16px;
    }
    .guard b{display:block;margin-bottom:4px}
    .guard span{color:var(--soft);font-size:13px}
    .accordion{--bs-accordion-bg:transparent;--bs-accordion-border-color:transparent}
    .faq-wrap{padding:18px}
    .accordion-item{
      background:rgba(255,255,255,.03)!important;
      border:1px solid var(--line-2)!important;
      border-radius:18px!important;
      overflow:hidden;
      margin-bottom:12px;
    }
    .accordion-button{
      background:transparent!important;
      color:var(--text)!important;
      box-shadow:none!important;
      font-weight:750;
      padding:18px 20px;
    }
    .accordion-button:focus{box-shadow:0 0 0 4px rgba(168,85,247,.13)!important}
    .accordion-button:not(.collapsed){border-bottom:1px solid var(--line);background:rgba(168,85,247,.07)!important}
    .accordion-button::after{filter:invert(1);opacity:.75}
    .accordion-body{color:var(--muted);padding:18px 20px}
    .quote-grid{display:grid;grid-template-columns:1fr 1fr 1fr;gap:16px}
    .quote-card{padding:24px;transition:.22s ease}
    .avatar{
      width:42px;height:42px;border-radius:50%;
      display:inline-flex;align-items:center;justify-content:center;
      background:linear-gradient(135deg,rgba(168,85,247,.85),rgba(34,211,238,.75));
      font-weight:850;margin-bottom:14px;
    }
    .score-panel{
      margin-top:16px;
      border:1px solid rgba(168,85,247,.28);
      background:rgba(168,85,247,.08);
      border-radius:24px;
      padding:20px;
      display:flex;align-items:center;justify-content:space-between;gap:18px;
    }
    .score-panel strong{font-size:34px;line-height:1}
    .cta-panel{
      padding:46px;
      overflow:hidden;
      position:relative;
      background:
        radial-gradient(circle at 20% 20%, rgba(168,85,247,.22), transparent 34%),
        radial-gradient(circle at 78% 68%, rgba(34,211,238,.14), transparent 32%),
        rgba(18,16,26,.9);
    }
    .cta-inner{position:relative;z-index:1;display:grid;grid-template-columns:1.1fr .9fr;gap:24px;align-items:center}
    .cta-inner p{color:var(--muted);margin:0}
    .site-footer{
      border-top:1px solid var(--line);
      background:rgba(0,0,0,.22);
      padding:44px 0 30px;
      margin-top:34px;
    }
    .footer-grid{display:grid;grid-template-columns:1.2fr .8fr .8fr;gap:26px}
    .footer-brand{font-weight:850;font-size:20px;display:flex;align-items:center;gap:10px;margin-bottom:12px}
    .footer-text{color:var(--muted);max-width:520px}
    .footer-links{display:grid;gap:9px}
    .footer-links a{color:var(--muted)}
    .footer-links a:hover{color:var(--cyan)}
    .footer-title{font-weight:760;margin-bottom:12px}
    .copyright{
      display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
      color:var(--soft);
      font-size:13px;
      border-top:1px solid var(--line);
      margin-top:28px;
      padding-top:20px;
    }
    .floating-cta{
      position:fixed;left:50%;bottom:18px;transform:translateX(-50%);
      z-index:999;
      display:none;
      padding:8px;
      border-radius:999px;
      background:rgba(13,11,18,.92);
      border:1px solid var(--line-2);
      box-shadow:0 18px 55px rgba(0,0,0,.42);
    }
    .visually-hidden-focusable:not(:focus):not(:focus-within){
      position:absolute!important;width:1px!important;height:1px!important;padding:0!important;margin:-1px!important;overflow:hidden!important;clip:rect(0,0,0,0)!important;white-space:nowrap!important;border:0!important;
    }
    @media (max-width:1199.98px){
      .command-search{min-width:210px}
      .hero-shell{padding:42px}
      .section-pad{padding:78px 0}
    }
    @media (max-width:991.98px){
      .site-header{top:8px}
      .command-nav{border-radius:24px}
      .navbar-collapse{
        margin-top:12px;
        padding-top:12px;
        border-top:1px solid var(--line);
      }
      .navbar-nav{gap:6px!important}
      .nav-actions{align-items:stretch;flex-direction:column;margin-top:12px}
      .command-search{width:100%;min-width:0}
      .hero{min-height:auto;padding-top:46px}
      .hero-shell{padding:34px;border-radius:28px}
      .demo-stage,.news-layout,.cta-inner{grid-template-columns:1fr}
      .data-grid,.guard-grid{grid-template-columns:repeat(2,1fr)}
      .flow-line{grid-template-columns:repeat(2,1fr)}
      .quote-grid{grid-template-columns:1fr 1fr}
      .footer-grid{grid-template-columns:1fr 1fr}
    }
    @media (max-width:767.98px){
      .site-container{width:min(100% - 28px, var(--container))}
      .hero-shell{padding:26px}
      .hero-actions .btn-neon,.hero-actions .btn-ghost{width:100%}
      .hero-metrics{grid-template-columns:1fr}
      .section-pad{padding:62px 0}
      .data-grid,.guard-grid,.flow-line,.quote-grid{grid-template-columns:1fr}
      .news-item{align-items:flex-start;flex-direction:column}
      .score-panel{align-items:flex-start;flex-direction:column}
      .cta-panel{padding:30px}
      .footer-grid{grid-template-columns:1fr}
      .floating-cta{display:flex}
      .keycap{display:none}
    }
    @media (max-width:575.98px){
      .brand-text{font-size:14px;letter-spacing:-.04em}
      .command-nav{min-height:62px;padding:8px 10px;border-radius:20px}
      h1{font-size:36px}
      .lead-text{font-size:16px}
      .metric-pill strong,.data-cell strong{font-size:28px}
      .panel-top{align-items:flex-start;flex-direction:column}
      .tag-row{gap:7px}
      .chip{font-size:12px;padding:6px 10px}
    }

/* roulang page: category1 */
:root{
      --bg:#08070d;
      --bg-2:#0d0b12;
      --panel:#12101a;
      --panel-2:#171421;
      --panel-3:#1d1928;
      --text:#f5f3ff;
      --muted:#b8b4c8;
      --weak:#797287;
      --line:#262233;
      --line-soft:rgba(255,255,255,.08);
      --purple:#a855f7;
      --purple-2:#c026d3;
      --cyan:#22d3ee;
      --teal:#2dd4bf;
      --rose:#f43f5e;
      --radius-xl:28px;
      --radius-lg:22px;
      --radius-md:16px;
      --shadow:0 18px 60px rgba(0,0,0,.42);
      --glow:0 0 32px rgba(168,85,247,.18);
      --cyan-glow:0 0 24px rgba(34,211,238,.14);
      --container:1220px;
      --header-h:94px;
      --ease:180ms ease;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      min-height:100vh;
      font-family:system-ui,-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
      color:var(--text);
      background:
        radial-gradient(circle at 15% 8%, rgba(168,85,247,.18), transparent 28%),
        radial-gradient(circle at 86% 20%, rgba(34,211,238,.12), transparent 24%),
        linear-gradient(180deg,var(--bg),var(--bg-2) 42%,#07060b);
      line-height:1.75;
      overflow-x:hidden;
    }
    body:before{
      content:"";
      position:fixed;
      inset:0;
      pointer-events:none;
      background-image:
        linear-gradient(rgba(255,255,255,.035) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,.035) 1px, transparent 1px);
      background-size:48px 48px;
      mask-image:linear-gradient(to bottom, rgba(0,0,0,.8), transparent 76%);
      z-index:-2;
    }
    body:after{
      content:"";
      position:fixed;
      width:520px;
      height:520px;
      right:-210px;
      bottom:8%;
      background:radial-gradient(circle, rgba(192,38,211,.16), transparent 68%);
      filter:blur(8px);
      pointer-events:none;
      z-index:-1;
    }
    a{color:inherit;text-decoration:none;transition:color var(--ease),border-color var(--ease),background var(--ease),transform var(--ease)}
    a:hover{color:var(--cyan)}
    img{max-width:100%;height:auto;display:block}
    button,input{font:inherit}
    button:focus-visible,a:focus-visible,input:focus-visible,.form-check-input:focus-visible{
      outline:2px solid var(--cyan);
      outline-offset:3px;
      box-shadow:0 0 0 5px rgba(34,211,238,.12);
    }
    .site-container{
      width:min(100% - 40px,var(--container));
      margin-inline:auto;
    }
    .site-header{
      position:sticky;
      top:0;
      z-index:1000;
      padding:14px 0 10px;
      background:linear-gradient(180deg, rgba(8,7,13,.92), rgba(8,7,13,.72) 72%, transparent);
      backdrop-filter:blur(12px);
    }
    .command-nav{
      min-height:72px;
      padding:10px 14px 10px 18px;
      border:1px solid var(--line-soft);
      border-radius:30px;
      background:rgba(18,16,26,.82);
      box-shadow:var(--shadow);
    }
    .navbar-brand{
      display:flex;
      align-items:center;
      gap:10px;
      min-width:max-content;
      color:var(--text);
      font-weight:800;
      letter-spacing:.01em;
      padding:0;
      margin-right:18px;
    }
    .brand-mark{
      width:18px;
      height:18px;
      display:inline-block;
      border-radius:50%;
      background:
        radial-gradient(circle at 35% 35%, #fff, rgba(255,255,255,.18) 18%, transparent 32%),
        linear-gradient(135deg,var(--purple),var(--cyan));
      box-shadow:0 0 18px rgba(168,85,247,.6),0 0 24px rgba(34,211,238,.28);
      position:relative;
      flex:0 0 auto;
    }
    .brand-mark:after{
      content:"";
      position:absolute;
      inset:-5px;
      border:1px solid rgba(34,211,238,.22);
      border-radius:50%;
    }
    .brand-text{font-size:17px;white-space:nowrap}
    .navbar-toggler{
      color:var(--text);
      border:1px solid var(--line-soft);
      border-radius:999px;
      padding:8px 14px;
      background:rgba(255,255,255,.045);
      box-shadow:none!important;
    }
    .navbar-toggler span{font-size:13px;color:var(--muted)}
    .navbar-nav .nav-link{
      color:var(--muted);
      padding:9px 14px!important;
      border-radius:999px;
      font-size:14px;
      font-weight:650;
      letter-spacing:.01em;
    }
    .navbar-nav .nav-link:hover{
      color:var(--text);
      background:rgba(255,255,255,.06);
    }
    .navbar-nav .nav-link.active{
      color:#fff;
      background:linear-gradient(135deg,rgba(168,85,247,.95),rgba(192,38,211,.72));
      box-shadow:0 0 20px rgba(168,85,247,.22);
    }
    .nav-actions{
      display:flex;
      align-items:center;
      gap:10px;
      margin-left:auto;
    }
    .command-search{
      height:42px;
      min-width:285px;
      display:flex;
      align-items:center;
      gap:8px;
      padding:0 10px 0 14px;
      border:1px solid var(--line-soft);
      border-radius:999px;
      background:rgba(8,7,13,.74);
      transition:border-color var(--ease),box-shadow var(--ease),background var(--ease);
    }
    .command-search:focus-within{
      border-color:rgba(34,211,238,.72);
      box-shadow:var(--cyan-glow);
      background:rgba(13,11,18,.96);
    }
    .command-search span:first-child{color:var(--cyan);font-size:18px;line-height:1}
    .command-search input{
      min-width:0;
      width:100%;
      border:0;
      outline:0;
      color:var(--text);
      background:transparent;
      font-size:13px;
    }
    .command-search input::placeholder{color:var(--weak)}
    .keycap{
      padding:3px 7px;
      border:1px solid rgba(255,255,255,.1);
      border-radius:8px;
      color:var(--weak);
      font-size:11px;
      line-height:1;
      white-space:nowrap;
      background:rgba(255,255,255,.045);
    }
    .btn-soft,.btn-main,.btn-ghost{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:8px;
      min-height:42px;
      padding:10px 18px;
      border-radius:999px;
      border:1px solid transparent;
      font-size:14px;
      font-weight:750;
      line-height:1.1;
      transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease),background var(--ease),color var(--ease);
      white-space:nowrap;
    }
    .btn-main{
      color:#fff;
      background:linear-gradient(135deg,var(--purple),var(--purple-2));
      box-shadow:0 10px 28px rgba(168,85,247,.28);
    }
    .btn-main:hover{
      color:#fff;
      transform:translateY(-2px);
      box-shadow:0 16px 38px rgba(168,85,247,.38);
    }
    .btn-soft{
      color:var(--text);
      border-color:rgba(34,211,238,.22);
      background:rgba(34,211,238,.08);
    }
    .btn-soft:hover{
      color:#fff;
      transform:translateY(-2px);
      border-color:rgba(34,211,238,.58);
      background:rgba(34,211,238,.13);
    }
    .btn-ghost{
      color:var(--muted);
      border-color:var(--line-soft);
      background:rgba(255,255,255,.035);
    }
    .btn-ghost:hover{
      color:var(--text);
      transform:translateY(-2px);
      border-color:rgba(168,85,247,.48);
      background:rgba(168,85,247,.09);
    }
    main{position:relative}
    .section{padding:82px 0}
    .section-tight{padding:56px 0}
    .eyebrow{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:7px 12px;
      border:1px solid rgba(34,211,238,.2);
      border-radius:999px;
      color:var(--cyan);
      background:rgba(34,211,238,.065);
      font-size:13px;
      font-weight:750;
      letter-spacing:.04em;
    }
    .eyebrow:before{
      content:"";
      width:7px;
      height:7px;
      border-radius:50%;
      background:var(--teal);
      box-shadow:0 0 14px rgba(45,212,191,.72);
    }
    .breadcrumb-wrap{
      margin-top:22px;
      color:var(--weak);
      font-size:14px;
    }
    .breadcrumb-wrap a{color:var(--muted)}
    .breadcrumb-wrap a:hover{color:var(--cyan)}
    .hero-category{
      padding:50px 0 38px;
      min-height:calc(78vh - var(--header-h));
      display:flex;
      align-items:center;
    }
    .hero-shell{
      position:relative;
      padding:34px;
      border:1px solid var(--line-soft);
      border-radius:var(--radius-xl);
      background:
        linear-gradient(135deg, rgba(255,255,255,.055), rgba(255,255,255,.018)),
        radial-gradient(circle at 78% 24%, rgba(168,85,247,.18), transparent 42%);
      box-shadow:var(--shadow);
      overflow:hidden;
    }
    .hero-shell:before,.cta-panel:before{
      content:"";
      position:absolute;
      inset:0;
      pointer-events:none;
      background:
        linear-gradient(90deg, transparent, rgba(34,211,238,.16), transparent) top left/100% 1px no-repeat,
        linear-gradient(180deg, transparent, rgba(168,85,247,.18), transparent) top right/1px 100% no-repeat;
    }
    .hero-title{
      margin:18px 0 18px;
      font-size:clamp(34px,5.4vw,62px);
      line-height:1.1;
      font-weight:850;
      letter-spacing:-.045em;
    }
    .text-gradient{
      background:linear-gradient(135deg,#fff 12%,#d8c7ff 48%,#80ecff);
      -webkit-background-clip:text;
      background-clip:text;
      color:transparent;
    }
    .hero-copy{
      max-width:650px;
      color:var(--muted);
      font-size:17px;
      margin-bottom:24px;
    }
    .hero-actions{
      display:flex;
      flex-wrap:wrap;
      gap:12px;
      align-items:center;
      margin-bottom:22px;
    }
    .group-hint{
      display:inline-flex;
      align-items:center;
      gap:10px;
      color:var(--muted);
      font-size:14px;
      padding:10px 13px;
      border:1px solid rgba(255,255,255,.08);
      border-radius:999px;
      background:rgba(0,0,0,.18);
    }
    .avatar-stack{
      display:flex;
      align-items:center;
      padding-left:8px;
    }
    .avatar-dot{
      width:24px;
      height:24px;
      margin-left:-8px;
      border:2px solid var(--panel);
      border-radius:50%;
      background:linear-gradient(135deg,var(--purple),var(--cyan));
      box-shadow:0 0 16px rgba(168,85,247,.2);
    }
    .hero-command{
      position:relative;
      height:100%;
      min-height:420px;
      padding:22px;
      border:1px solid rgba(255,255,255,.09);
      border-radius:26px;
      background:rgba(10,9,15,.76);
      box-shadow:inset 0 0 0 1px rgba(255,255,255,.025), var(--glow);
    }
    .panel-top{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:12px;
      padding-bottom:16px;
      border-bottom:1px solid var(--line);
      margin-bottom:18px;
    }
    .panel-title{font-weight:800;color:var(--text)}
    .status-pill{
      display:inline-flex;
      align-items:center;
      gap:7px;
      padding:6px 10px;
      border-radius:999px;
      color:var(--teal);
      background:rgba(45,212,191,.08);
      border:1px solid rgba(45,212,191,.22);
      font-size:12px;
      font-weight:750;
    }
    .status-pill:before{
      content:"";
      width:6px;
      height:6px;
      border-radius:50%;
      background:var(--teal);
      box-shadow:0 0 12px var(--teal);
    }
    .big-search{
      display:flex;
      align-items:center;
      gap:10px;
      padding:14px 15px;
      border:1px solid rgba(34,211,238,.25);
      border-radius:18px;
      background:rgba(255,255,255,.035);
      margin-bottom:18px;
    }
    .big-search input{
      width:100%;
      border:0;
      outline:0;
      color:var(--text);
      background:transparent;
    }
    .big-search input::placeholder{color:var(--weak)}
    .chips{
      display:flex;
      flex-wrap:wrap;
      gap:9px;
    }
    .chip{
      display:inline-flex;
      align-items:center;
      gap:6px;
      padding:7px 11px;
      border:1px solid var(--line-soft);
      border-radius:999px;
      color:var(--muted);
      background:rgba(255,255,255,.035);
      font-size:13px;
      font-weight:650;
      transition:transform var(--ease),border-color var(--ease),background var(--ease),color var(--ease);
    }
    .chip:hover,.chip.active{
      color:#fff;
      border-color:rgba(168,85,247,.56);
      background:rgba(168,85,247,.14);
      transform:translateY(-1px);
    }
    .matrix-list{
      display:grid;
      gap:12px;
      margin-top:20px;
    }
    .matrix-row{
      display:grid;
      grid-template-columns:auto 1fr auto;
      align-items:center;
      gap:12px;
      padding:14px;
      border:1px solid var(--line-soft);
      border-radius:18px;
      background:rgba(255,255,255,.035);
    }
    .matrix-no{
      width:32px;
      height:32px;
      display:grid;
      place-items:center;
      border-radius:12px;
      color:var(--cyan);
      background:rgba(34,211,238,.08);
      font-size:12px;
      font-weight:850;
    }
    .matrix-row strong{display:block;font-size:15px;line-height:1.3}
    .matrix-row span{display:block;color:var(--weak);font-size:12px;line-height:1.4;margin-top:3px}
    .progress-mini{
      width:72px;
      height:8px;
      overflow:hidden;
      border-radius:99px;
      background:rgba(255,255,255,.06);
    }
    .progress-mini i{
      display:block;
      height:100%;
      border-radius:99px;
      background:linear-gradient(90deg,var(--purple),var(--cyan));
    }
    .section-head{
      display:flex;
      align-items:end;
      justify-content:space-between;
      gap:24px;
      margin-bottom:28px;
    }
    .section-head h2{
      margin:12px 0 0;
      font-size:clamp(28px,3.4vw,42px);
      line-height:1.18;
      font-weight:820;
      letter-spacing:-.03em;
    }
    .section-head p{
      max-width:560px;
      margin:0;
      color:var(--muted);
      font-size:16px;
    }
    .filter-layout{
      display:grid;
      grid-template-columns:330px minmax(0,1fr);
      gap:22px;
      align-items:start;
    }
    .side-card,.content-card,.index-card,.note-card,.faq-card,.feedback-card{
      border:1px solid var(--line-soft);
      border-radius:var(--radius-lg);
      background:rgba(18,16,26,.78);
      box-shadow:0 12px 38px rgba(0,0,0,.24);
    }
    .side-card{
      position:sticky;
      top:112px;
      padding:20px;
    }
    .side-title{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:12px;
      padding-bottom:14px;
      border-bottom:1px solid var(--line);
      margin-bottom:16px;
      font-weight:800;
    }
    .filter-group{margin:18px 0}
    .filter-label{
      display:block;
      margin-bottom:10px;
      color:var(--muted);
      font-size:13px;
      font-weight:800;
      letter-spacing:.04em;
    }
    .form-check{
      display:flex;
      align-items:center;
      gap:9px;
      min-height:34px;
      color:var(--muted);
      font-size:14px;
      margin-bottom:8px;
    }
    .form-check-input{
      width:18px;
      height:18px;
      margin:0;
      border:1px solid rgba(255,255,255,.2);
      background-color:rgba(255,255,255,.04);
      box-shadow:none!important;
    }
    .form-check-input:checked{
      background-color:var(--purple);
      border-color:var(--purple);
    }
    .sort-row{
      display:grid;
      grid-template-columns:1fr 1fr;
      gap:9px;
    }
    .sort-btn{
      padding:9px 10px;
      border:1px solid var(--line-soft);
      border-radius:14px;
      color:var(--muted);
      background:rgba(255,255,255,.035);
      font-size:13px;
      font-weight:750;
      transition:all var(--ease);
    }
    .sort-btn:hover,.sort-btn.active{
      color:#fff;
      border-color:rgba(34,211,238,.48);
      background:rgba(34,211,238,.1);
    }
    .content-card{
      padding:20px;
      overflow:hidden;
    }
    .list-toolbar{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:16px;
      padding-bottom:18px;
      border-bottom:1px solid var(--line);
      margin-bottom:18px;
    }
    .result-title{font-weight:850;font-size:18px}
    .result-title small{display:block;color:var(--weak);font-size:12px;font-weight:650;margin-top:2px}
    .index-grid{
      display:grid;
      grid-template-columns:1.12fr .88fr;
      gap:14px;
    }
    .index-card{
      position:relative;
      padding:20px;
      overflow:hidden;
      transition:transform var(--ease),border-color var(--ease),box-shadow var(--ease),background var(--ease);
    }
    .index-card:hover{
      transform:translateY(-3px);
      border-color:rgba(168,85,247,.45);
      box-shadow:var(--glow),0 18px 48px rgba(0,0,0,.3);
      background:rgba(23,20,33,.92);
    }
    .index-card.wide{grid-column:1 / -1}
    .card-status{
      position:absolute;
      top:18px;
      right:18px;
      width:9px;
      height:9px;
      border-radius:50%;
      background:var(--cyan);
      box-shadow:0 0 14px rgba(34,211,238,.82);
    }
    .index-meta{
      display:flex;
      align-items:center;
      gap:8px;
      color:var(--weak);
      font-size:12px;
      font-weight:750;
      margin-bottom:12px;
    }
    .index-meta b{
      color:var(--cyan);
      font-weight:850;
    }
    .index-card h3{
      max-width:84%;
      margin:0 0 9px;
      font-size:22px;
      line-height:1.25;
      font-weight:820;
      letter-spacing:-.02em;
    }
    .index-card p{
      color:var(--muted);
      margin:0 0 16px;
      font-size:15px;
    }
    .card-footer-line{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:12px;
      padding-top:14px;
      border-top:1px solid rgba(255,255,255,.07);
    }
    .mini-link{
      color:var(--cyan);
      font-size:13px;
      font-weight:800;
    }
    .mini-link:hover{color:#fff}
    .process-wrap{
      display:grid;
      grid-template-columns:minmax(0,1fr) 410px;
      gap:24px;
      align-items:stretch;
    }
    .steps{
      display:grid;
      gap:14px;
    }
    .step-card{
      display:grid;
      grid-template-columns:48px 1fr;
      gap:14px;
      padding:18px;
      border:1px solid var(--line-soft);
      border-radius:20px;
      background:rgba(255,255,255,.035);
      transition:transform var(--ease),border-color var(--ease),box-shadow var(--ease);
    }
    .step-card:hover{
      transform:translateX(3px);
      border-color:rgba(34,211,238,.45);
      box-shadow:var(--cyan-glow);
    }
    .step-num{
      width:42px;
      height:42px;
      display:grid;
      place-items:center;
      border:1px solid rgba(34,211,238,.35);
      border-radius:50%;
      color:var(--cyan);
      font-weight:850;
      background:rgba(34,211,238,.06);
    }
    .step-card.active .step-num{
      color:#fff;
      border-color:rgba(168,85,247,.8);
      background:linear-gradient(135deg,var(--purple),var(--purple-2));
    }
    .step-card h3{
      margin:0 0 4px;
      font-size:19px;
      font-weight:800;
    }
    .step-card p{margin:0;color:var(--muted);font-size:15px}
    .compare-panel{
      padding:22px;
      border:1px solid var(--line-soft);
      border-radius:var(--radius-lg);
      background:
        radial-gradient(circle at 20% 0%, rgba(34,211,238,.12), transparent 34%),
        rgba(18,16,26,.78);
      box-shadow:var(--shadow);
    }
    .compare-row{
      display:grid;
      grid-template-columns:92px 1fr;
      gap:12px;
      padding:14px 0;
      border-bottom:1px solid var(--line);
    }
    .compare-row:last-child{border-bottom:0}
    .compare-key{color:var(--cyan);font-weight:850;font-size:14px}
    .compare-value{color:var(--muted);font-size:14px}
    .result-strip{
      display:grid;
      grid-template-columns:repeat(3,1fr);
      gap:14px;
      margin-bottom:16px;
    }
    .stat-card{
      padding:22px;
      border:1px solid var(--line-soft);
      border-radius:22px;
      background:linear-gradient(180deg,rgba(255,255,255,.055),rgba(255,255,255,.025));
    }
    .stat-num{
      display:block;
      margin-bottom:8px;
      font-size:34px;
      line-height:1;
      font-weight:900;
      letter-spacing:-.04em;
      color:#fff;
    }
    .stat-num em{
      color:var(--cyan);
      font-style:normal;
      font-size:18px;
    }
    .stat-card strong{display:block;margin-bottom:4px}
    .stat-card p{margin:0;color:var(--muted);font-size:14px}
    .path-panel{
      padding:24px;
      border:1px solid rgba(168,85,247,.22);
      border-radius:24px;
      background:
        linear-gradient(135deg,rgba(168,85,247,.12),rgba(34,211,238,.05)),
        rgba(18,16,26,.78);
    }
    .path-flow{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
      align-items:center;
    }
    .path-node{
      padding:10px 13px;
      border:1px solid var(--line-soft);
      border-radius:14px;
      color:var(--text);
      background:rgba(0,0,0,.16);
      font-weight:750;
      font-size:14px;
    }
    .path-arrow{color:var(--weak)}
    .feedback-layout{
      display:grid;
      grid-template-columns:1fr 1fr 1fr;
      gap:14px;
    }
    .feedback-card{
      padding:20px;
      transition:transform var(--ease),border-color var(--ease),box-shadow var(--ease);
    }
    .feedback-card:hover{
      transform:translateY(-3px);
      border-color:rgba(168,85,247,.42);
      box-shadow:var(--glow);
    }
    .feedback-top{
      display:flex;
      align-items:center;
      gap:12px;
      margin-bottom:14px;
    }
    .avatar{
      width:42px;
      height:42px;
      display:grid;
      place-items:center;
      border-radius:50%;
      color:#fff;
      font-weight:850;
      background:linear-gradient(135deg,var(--purple),var(--cyan));
    }
    .feedback-type{font-weight:800}
    .feedback-scene{color:var(--weak);font-size:12px}
    .feedback-card p{margin:0;color:var(--muted);font-size:15px}
    .advice-grid{
      display:grid;
      grid-template-columns:.9fr 1.1fr;
      gap:18px;
    }
    .note-card{padding:22px}
    .note-list{
      display:grid;
      gap:12px;
      margin:16px 0 0;
      padding:0;
      list-style:none;
    }
    .note-list li{
      position:relative;
      padding-left:24px;
      color:var(--muted);
      font-size:15px;
    }
    .note-list li:before{
      content:"";
      position:absolute;
      left:0;
      top:.72em;
      width:9px;
      height:9px;
      border-radius:50%;
      background:var(--cyan);
      box-shadow:0 0 12px rgba(34,211,238,.65);
    }
    .accordion.faq-accordion{
      display:grid;
      gap:12px;
    }
    .faq-accordion .accordion-item{
      color:var(--text);
      border:1px solid var(--line-soft);
      border-radius:18px!important;
      background:rgba(18,16,26,.78);
      overflow:hidden;
    }
    .faq-accordion .accordion-button{
      color:var(--text);
      background:rgba(255,255,255,.025);
      border:0;
      padding:18px 20px;
      font-weight:800;
      box-shadow:none;
    }
    .faq-accordion .accordion-button:after{
      filter:invert(1) grayscale(1);
      opacity:.7;
    }
    .faq-accordion .accordion-button:not(.collapsed){
      color:#fff;
      background:rgba(168,85,247,.12);
      box-shadow:inset 0 -1px 0 rgba(168,85,247,.22);
    }
    .faq-accordion .accordion-body{
      padding:0 20px 18px;
      color:var(--muted);
      font-size:15px;
    }
    .cta-panel{
      position:relative;
      padding:42px;
      border:1px solid rgba(255,255,255,.1);
      border-radius:30px;
      background:
        radial-gradient(circle at 20% 30%, rgba(168,85,247,.18), transparent 34%),
        radial-gradient(circle at 88% 70%, rgba(34,211,238,.13), transparent 30%),
        rgba(18,16,26,.82);
      box-shadow:var(--shadow);
      overflow:hidden;
    }
    .cta-panel h2{
      margin:10px 0 12px;
      font-size:clamp(28px,3.5vw,44px);
      line-height:1.16;
      font-weight:850;
      letter-spacing:-.035em;
    }
    .cta-panel p{max-width:680px;color:var(--muted);margin-bottom:22px}
    .site-footer{
      padding:52px 0 28px;
      border-top:1px solid var(--line-soft);
      background:
        linear-gradient(180deg,rgba(8,7,13,.25),rgba(8,7,13,.92)),
        radial-gradient(circle at 18% 0%,rgba(168,85,247,.12),transparent 32%);
    }
    .footer-grid{
      display:grid;
      grid-template-columns:1.3fr .8fr 1fr;
      gap:30px;
      padding-bottom:28px;
    }
    .footer-brand{
      display:flex;
      align-items:center;
      gap:10px;
      margin-bottom:12px;
      font-weight:850;
      font-size:18px;
    }
    .footer-text{
      margin:0;
      color:var(--muted);
      font-size:14px;
      max-width:430px;
    }
    .footer-title{
      margin-bottom:12px;
      color:var(--text);
      font-weight:800;
    }
    .footer-links{
      display:grid;
      gap:8px;
    }
    .footer-links a{
      color:var(--muted);
      font-size:14px;
    }
    .footer-links a:hover{color:var(--cyan);transform:translateX(2px)}
    .copyright{
      display:flex;
      justify-content:space-between;
      gap:16px;
      padding-top:20px;
      border-top:1px solid var(--line);
      color:var(--weak);
      font-size:13px;
    }
    .mobile-filter-btn{display:none}
    .pagination-wrap{
      display:flex;
      justify-content:center;
      margin-top:24px;
    }
    .pagination .page-link{
      margin:0 4px;
      color:var(--muted);
      border:1px solid var(--line-soft);
      border-radius:999px!important;
      background:rgba(255,255,255,.035);
      box-shadow:none;
    }
    .pagination .page-link:hover{
      color:#fff;
      border-color:rgba(34,211,238,.48);
      background:rgba(34,211,238,.1);
    }
    .pagination .active .page-link{
      color:#fff;
      border-color:transparent;
      background:linear-gradient(135deg,var(--purple),var(--purple-2));
    }
    @media (max-width:1199.98px){
      :root{--container:1080px}
      .command-search{min-width:230px}
      .filter-layout{grid-template-columns:300px minmax(0,1fr)}
      .process-wrap{grid-template-columns:1fr}
    }
    @media (max-width:991.98px){
      .site-header{padding:10px 0}
      .command-nav{min-height:62px;border-radius:24px}
      .navbar-collapse{
        margin-top:14px;
        padding-top:14px;
        border-top:1px solid var(--line);
      }
      .nav-actions{
        width:100%;
        flex-direction:column;
        align-items:stretch;
        margin-left:0;
        padding-top:12px;
      }
      .command-search{width:100%;min-width:0}
      .btn-soft,.btn-main,.btn-ghost{width:100%}
      .hero-category{padding-top:28px}
      .hero-shell{padding:24px}
      .hero-command{min-height:auto;margin-top:22px}
      .filter-layout{grid-template-columns:1fr}
      .side-card{
        position:static;
        display:none;
      }
      .side-card.show-mobile{display:block}
      .mobile-filter-btn{display:inline-flex}
      .section-head{display:block}
      .section-head p{margin-top:12px}
      .index-grid{grid-template-columns:1fr 1fr}
      .result-strip{grid-template-columns:1fr}
      .feedback-layout{grid-template-columns:1fr}
      .advice-grid{grid-template-columns:1fr}
      .footer-grid{grid-template-columns:1fr 1fr}
      .copyright{flex-direction:column}
    }
    @media (max-width:767.98px){
      .site-container{width:min(100% - 28px,var(--container))}
      .section{padding:62px 0}
      .section-tight{padding:44px 0}
      .hero-shell{padding:20px;border-radius:24px}
      .hero-copy{font-size:16px}
      .hero-actions{align-items:stretch}
      .hero-actions .btn-main,.hero-actions .btn-ghost{width:100%}
      .group-hint{width:100%;justify-content:center;border-radius:18px}
      .panel-top,.list-toolbar,.card-footer-line{align-items:flex-start;flex-direction:column}
      .matrix-row{grid-template-columns:auto 1fr}
      .progress-mini{grid-column:2;width:100%}
      .index-grid{grid-template-columns:1fr}
      .index-card.wide{grid-column:auto}
      .sort-row{grid-template-columns:1fr}
      .path-flow{align-items:stretch}
      .path-node{width:100%;text-align:center}
      .path-arrow{display:none}
      .cta-panel{padding:26px;border-radius:24px}
      .footer-grid{grid-template-columns:1fr}
      .keycap{display:none}
    }
    @media (max-width:575.98px){
      .brand-text{font-size:15px;max-width:210px;overflow:hidden;text-overflow:ellipsis}
      .navbar-brand{gap:8px}
      .command-nav{padding:9px 10px 9px 12px;border-radius:20px}
      .hero-title{letter-spacing:-.035em}
      .chips{gap:7px}
      .chip{font-size:12px;padding:6px 9px}
      .content-card,.side-card,.note-card,.compare-panel{padding:16px}
      .stat-num{font-size:30px}
    }