/* roulang page: index */
:root{
      --bg:#f7faf8;
      --surface:#ffffff;
      --surface-soft:#eef8f2;
      --surface-strong:#0f2f22;
      --primary:#18a058;
      --primary-dark:#0f7a42;
      --primary-soft:#dff6e9;
      --accent:#ffb020;
      --danger:#e5484d;
      --text:#17211b;
      --muted:#627067;
      --border:#dfe9e3;
      --shadow:0 18px 45px rgba(15,47,34,.10);
      --shadow-sm:0 10px 24px rgba(15,47,34,.08);
      --radius-lg:24px;
      --radius-md:16px;
      --radius-sm:10px;
      --container:1160px;
      --nav-h:78px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",Arial,sans-serif;
      color:var(--text);
      background:var(--bg);
      line-height:1.72;
      letter-spacing:0;
      padding-bottom:76px;
    }
    a{color:inherit;text-decoration:none;transition:color .2s ease,background .2s ease,box-shadow .2s ease,transform .2s ease}
    img{max-width:100%;display:block}
    button,input,textarea{font:inherit}
    button:focus-visible,a:focus-visible,input:focus-visible,textarea:focus-visible{
      outline:3px solid rgba(24,160,88,.28);
      outline-offset:3px;
    }
    .container-custom{width:min(var(--container),calc(100% - 32px));margin:0 auto}
    .site-header{
      position:sticky;
      top:0;
      z-index:30;
      background:rgba(255,255,255,.86);
      backdrop-filter:blur(16px);
      border-bottom:1px solid rgba(223,233,227,.88);
    }
    .nav-shell{
      min-height:var(--nav-h);
      display:grid;
      grid-template-columns:1fr auto 1fr;
      align-items:center;
      gap:22px;
    }
    .nav-group{display:flex;align-items:center;gap:10px}
    .nav-left{justify-content:flex-end}
    .nav-right{justify-content:flex-start}
    .brand{
      display:flex;
      align-items:center;
      gap:10px;
      font-weight:900;
      color:var(--surface-strong);
      max-width:360px;
      text-align:center;
      line-height:1.2;
    }
    .brand-mark{
      width:42px;
      height:42px;
      border-radius:14px;
      background:linear-gradient(135deg,var(--primary),#78d98f);
      display:grid;
      place-items:center;
      color:#fff;
      font-weight:900;
      box-shadow:0 12px 24px rgba(24,160,88,.24);
      flex:0 0 auto;
    }
    .nav-link-custom{
      padding:9px 14px;
      border-radius:999px;
      color:#405148;
      font-weight:700;
      font-size:15px;
      white-space:nowrap;
    }
    .nav-link-custom:hover,
    .nav-link-custom.active{
      color:var(--primary-dark);
      background:var(--primary-soft);
    }
    .mobile-toggle{
      display:none;
      border:1px solid var(--border);
      background:#fff;
      border-radius:12px;
      width:44px;
      height:44px;
      align-items:center;
      justify-content:center;
      color:var(--surface-strong);
    }
    .mobile-menu{
      display:none;
      border-top:1px solid var(--border);
      padding:12px 0 18px;
    }
    .btn-main{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:8px;
      border:0;
      border-radius:999px;
      padding:13px 20px;
      background:var(--primary);
      color:#fff;
      font-weight:800;
      box-shadow:0 12px 26px rgba(24,160,88,.22);
      min-height:48px;
    }
    .btn-main:hover{background:var(--primary-dark);color:#fff;transform:translateY(-2px);box-shadow:0 16px 32px rgba(24,160,88,.28)}
    .btn-ghost{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:8px;
      border:1px solid var(--border);
      border-radius:999px;
      padding:12px 18px;
      background:#fff;
      color:var(--surface-strong);
      font-weight:800;
      min-height:48px;
    }
    .btn-ghost:hover{border-color:rgba(24,160,88,.45);background:var(--primary-soft);color:var(--primary-dark);transform:translateY(-2px)}
    .tag{
      display:inline-flex;
      align-items:center;
      gap:6px;
      padding:6px 10px;
      border-radius:999px;
      background:var(--primary-soft);
      color:var(--primary-dark);
      font-weight:800;
      font-size:13px;
    }
    .hero{
      position:relative;
      overflow:hidden;
      color:#fff;
      background:
        linear-gradient(112deg,rgba(15,47,34,.94) 0%,rgba(15,47,34,.90) 46%,rgba(24,160,88,.80) 100%),
        radial-gradient(circle at 82% 18%,rgba(255,176,32,.25),transparent 36%);
      clip-path:polygon(0 0,100% 0,100% 88%,0 100%);
    }
    .hero-inner{
      min-height:520px;
      padding:58px 0 92px;
      display:grid;
      grid-template-columns:1.05fr .95fr;
      gap:44px;
      align-items:center;
    }
    .creator-line{
      display:flex;
      align-items:center;
      gap:16px;
      margin-bottom:24px;
    }
    .avatar{
      width:78px;
      height:78px;
      border-radius:24px;
      background:linear-gradient(135deg,#fff,var(--primary-soft));
      color:var(--primary-dark);
      display:grid;
      place-items:center;
      font-size:28px;
      font-weight:900;
      box-shadow:0 18px 40px rgba(0,0,0,.18);
      border:4px solid rgba(255,255,255,.24);
    }
    .creator-name{font-weight:900;font-size:22px}
    .creator-note{color:rgba(255,255,255,.72);font-size:14px}
    h1{
      font-size:clamp(34px,5vw,64px);
      line-height:1.08;
      margin:0 0 18px;
      font-weight:950;
      letter-spacing:0;
    }
    .hero-desc{
      color:rgba(255,255,255,.82);
      font-size:18px;
      max-width:720px;
      margin:0 0 28px;
    }
    .hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:28px}
    .hero .btn-ghost{background:rgba(255,255,255,.12);border-color:rgba(255,255,255,.28);color:#fff}
    .hero .btn-ghost:hover{background:rgba(255,255,255,.20);color:#fff}
    .hero-stats{display:flex;flex-wrap:wrap;gap:12px}
    .stat-badge{
      min-width:132px;
      padding:12px 14px;
      border-radius:18px;
      background:rgba(255,255,255,.12);
      border:1px solid rgba(255,255,255,.18);
    }
    .stat-badge strong{display:block;font-size:22px;line-height:1.1}
    .stat-badge span{font-size:13px;color:rgba(255,255,255,.72)}
    .cover-board{
      background:#fff;
      border-radius:28px;
      padding:18px;
      box-shadow:0 26px 70px rgba(0,0,0,.26);
      color:var(--text);
      transform:rotate(-1deg);
    }
    .cover-top{
      display:flex;
      justify-content:space-between;
      align-items:center;
      padding:4px 4px 14px;
      border-bottom:1px solid var(--border);
      margin-bottom:16px;
    }
    .cover-title{font-weight:900;color:var(--surface-strong)}
    .success-pill{background:var(--primary-soft);color:var(--primary-dark);border-radius:999px;padding:6px 10px;font-size:12px;font-weight:900}
    .cover-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px}
    .cover-card{
      min-height:132px;
      border-radius:18px;
      padding:14px;
      background:linear-gradient(180deg,#f7fbf8,#eef8f2);
      border:1px solid var(--border);
      display:flex;
      flex-direction:column;
      justify-content:space-between;
    }
    .cover-card.dark{background:var(--surface-strong);color:#fff}
    .cover-card .mini{font-size:13px;color:var(--muted)}
    .cover-card.dark .mini{color:rgba(255,255,255,.68)}
    .cover-card strong{font-size:22px}
    section{padding:74px 0}
    .section-head{
      display:flex;
      justify-content:space-between;
      align-items:flex-end;
      gap:24px;
      margin-bottom:28px;
    }
    .section-title{font-size:clamp(28px,3vw,42px);font-weight:950;margin:0 0 8px;color:var(--surface-strong);line-height:1.2}
    .section-desc{max-width:720px;color:var(--muted);margin:0;font-size:16px}
    .band{background:#fff}
    .stage-wrap{
      display:grid;
      grid-template-columns:1.15fr .85fr;
      gap:28px;
      align-items:stretch;
    }
    .screenshot{
      border-radius:var(--radius-lg);
      background:#fff;
      border:1px solid var(--border);
      box-shadow:var(--shadow);
      padding:18px;
      overflow:hidden;
    }
    .browser-bar{height:38px;display:flex;align-items:center;gap:8px;border-bottom:1px solid var(--border);margin:-2px -2px 18px;padding:0 4px 14px}
    .dot{width:10px;height:10px;border-radius:50%;background:#d8e4dd}
    .dot:nth-child(1){background:#ff6b6b}.dot:nth-child(2){background:#ffca3a}.dot:nth-child(3){background:#22c55e}
    .preview-panel{
      display:grid;
      grid-template-columns:repeat(3,1fr);
      gap:12px;
    }
    .preview-tile{
      aspect-ratio:3/4;
      border-radius:18px;
      background:linear-gradient(160deg,#0f2f22,#1fb96c);
      padding:12px;
      color:#fff;
      display:flex;
      flex-direction:column;
      justify-content:space-between;
      min-width:0;
    }
    .preview-tile:nth-child(2){background:linear-gradient(160deg,#263238,#ffb020)}
    .preview-tile:nth-child(3){background:linear-gradient(160deg,#123c69,#18a058)}
    .preview-tile span{font-size:12px;color:rgba(255,255,255,.72)}
    .preview-tile strong{font-size:18px;line-height:1.25}
    .side-list{
      display:grid;
      gap:14px;
    }
    .info-card{
      border:1px solid var(--border);
      border-radius:var(--radius-md);
      background:#fff;
      padding:22px;
      box-shadow:var(--shadow-sm);
      transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
    }
    .info-card:hover{transform:translateY(-3px);box-shadow:var(--shadow);border-color:rgba(24,160,88,.34)}
    .info-card h3{margin:0 0 8px;font-size:20px;font-weight:900;color:var(--surface-strong)}
    .info-card p{margin:0;color:var(--muted)}
    .catalog-grid{
      display:grid;
      grid-template-columns:1fr 1fr;
      gap:18px;
    }
    .catalog-card{
      position:relative;
      overflow:hidden;
      min-height:220px;
      border-radius:var(--radius-lg);
      background:#fff;
      border:1px solid var(--border);
      padding:28px;
      box-shadow:var(--shadow-sm);
    }
    .catalog-card:after{
      content:"";
      position:absolute;
      right:-36px;
      bottom:-36px;
      width:150px;
      height:150px;
      border-radius:40px;
      background:var(--primary-soft);
      transform:rotate(18deg);
    }
    .catalog-card h3{position:relative;z-index:1;margin:0 0 12px;font-size:24px;font-weight:950;color:var(--surface-strong)}
    .catalog-card p{position:relative;z-index:1;margin:0 0 18px;color:var(--muted)}
    .catalog-card a{position:relative;z-index:1}
    .steps{
      display:grid;
      grid-template-columns:1fr 1fr 1fr;
      gap:18px;
      counter-reset:step;
    }
    .step-card{
      counter-increment:step;
      background:#fff;
      border:1px solid var(--border);
      border-radius:var(--radius-lg);
      padding:24px;
      box-shadow:var(--shadow-sm);
    }
    .step-card:before{
      content:"0" counter(step);
      display:inline-grid;
      place-items:center;
      width:44px;
      height:44px;
      border-radius:15px;
      background:var(--primary);
      color:#fff;
      font-weight:950;
      margin-bottom:18px;
    }
    .step-card h3{font-size:20px;margin:0 0 8px;font-weight:900;color:var(--surface-strong)}
    .step-card p{margin:0;color:var(--muted)}
    .proof-strip{
      display:grid;
      grid-template-columns:repeat(4,1fr);
      gap:14px;
      margin-top:26px;
    }
    .proof-item{
      background:var(--surface-soft);
      border:1px solid rgba(24,160,88,.18);
      border-radius:18px;
      padding:18px;
    }
    .proof-item strong{display:block;font-size:28px;color:var(--primary-dark);font-weight:950}
    .proof-item span{color:var(--muted);font-size:14px}
    .review-wall{
      display:grid;
      grid-template-columns:1.1fr .9fr 1fr;
      gap:18px;
      align-items:start;
    }
    .review-card{
      background:#fff;
      border:1px solid var(--border);
      border-radius:var(--radius-lg);
      padding:24px;
      box-shadow:var(--shadow-sm);
    }
    .review-card.featured{background:var(--surface-strong);color:#fff;margin-top:36px}
    .stars{color:var(--accent);font-weight:900;margin-bottom:12px}
    .review-card p{margin:0 0 16px;color:var(--muted)}
    .review-card.featured p{color:rgba(255,255,255,.76)}
    .reviewer{font-weight:900}
    .news-layout{
      display:grid;
      grid-template-columns:1.35fr .65fr;
      gap:24px;
    }
    .news-list{
      background:#fff;
      border:1px solid var(--border);
      border-radius:var(--radius-lg);
      padding:10px;
      box-shadow:var(--shadow-sm);
    }
    .news-item{
      display:grid;
      grid-template-columns:auto 1fr auto;
      gap:14px;
      align-items:center;
      padding:18px;
      border-radius:18px;
    }
    .news-item:hover{background:var(--surface-soft)}
    .news-item + .news-item{border-top:1px solid var(--border)}
    .news-num{
      width:36px;
      height:36px;
      border-radius:13px;
      display:grid;
      place-items:center;
      background:var(--primary-soft);
      color:var(--primary-dark);
      font-weight:950;
    }
    .news-item h3{margin:0;font-size:18px;font-weight:900;color:var(--surface-strong)}
    .news-item p{margin:4px 0 0;color:var(--muted);font-size:14px}
    .arrow{color:var(--primary-dark);font-weight:950}
    .recommend-box{
      background:var(--surface-strong);
      color:#fff;
      border-radius:var(--radius-lg);
      padding:26px;
      box-shadow:var(--shadow);
    }
    .recommend-box p{color:rgba(255,255,255,.72)}
    .check-list{display:grid;gap:10px;margin:18px 0 0;padding:0;list-style:none}
    .check-list li{display:flex;gap:10px;align-items:flex-start;color:inherit}
    .check-list li:before{content:"✓";color:#fff;background:var(--primary);border-radius:50%;width:22px;height:22px;display:grid;place-items:center;flex:0 0 auto;font-weight:900;font-size:13px}
    .pricing-grid{
      display:grid;
      grid-template-columns:repeat(3,1fr);
      gap:18px;
    }
    .price-card{
      background:#fff;
      border:1px solid var(--border);
      border-radius:var(--radius-lg);
      padding:24px;
      box-shadow:var(--shadow-sm);
      position:relative;
    }
    .price-card.recommended{border:2px solid var(--primary);transform:translateY(-10px)}
    .price-card h3{font-size:22px;font-weight:950;margin:0 0 8px;color:var(--surface-strong)}
    .price{font-size:34px;font-weight:950;color:var(--primary-dark);margin:14px 0}
    .price small{font-size:14px;color:var(--muted)}
    .faq-grid{
      display:grid;
      grid-template-columns:1fr 1fr;
      gap:16px;
    }
    .faq-item{
      background:#fff;
      border:1px solid var(--border);
      border-radius:var(--radius-md);
      padding:22px;
      box-shadow:var(--shadow-sm);
    }
    .faq-item h3{font-size:18px;font-weight:900;margin:0 0 8px;color:var(--surface-strong)}
    .faq-item p{margin:0;color:var(--muted)}
    .download-card{
      display:grid;
      grid-template-columns:1fr .8fr;
      gap:26px;
      align-items:center;
      background:
        linear-gradient(120deg,rgba(15,47,34,.96),rgba(24,160,88,.90));
      border-radius:32px;
      padding:38px;
      color:#fff;
      box-shadow:var(--shadow);
      overflow:hidden;
    }
    .download-card p{color:rgba(255,255,255,.76)}
    .lead-form{
      background:#fff;
      border-radius:var(--radius-lg);
      padding:22px;
      box-shadow:0 18px 40px rgba(0,0,0,.16);
    }
    .form-control{
      border:1px solid var(--border);
      border-radius:14px;
      padding:13px 14px;
      min-height:48px;
      box-shadow:none;
    }
    .form-control:focus{border-color:var(--primary);box-shadow:0 0 0 .22rem rgba(24,160,88,.14)}
    .privacy-note{font-size:13px;color:rgba(255,255,255,.70);margin-top:12px}
    .lead-form .privacy-note{color:var(--muted)}
    .site-footer{
      background:#0b2118;
      color:#fff;
      padding:46px 0 28px;
    }
    .footer-grid{
      display:grid;
      grid-template-columns:1.3fr 1fr 1fr;
      gap:28px;
      align-items:start;
    }
    .footer-brand{font-size:20px;font-weight:950;margin-bottom:12px}
    .footer-text,.footer-link,.copyright{color:rgba(255,255,255,.66)}
    .footer-link{display:block;margin:8px 0}
    .footer-link:hover{color:#fff}
    .footer-title{font-weight:900;margin-bottom:10px}
    .copyright{border-top:1px solid rgba(255,255,255,.10);margin-top:30px;padding-top:18px;font-size:14px}
    .sticky-cta{
      position:fixed;
      left:50%;
      bottom:16px;
      transform:translateX(-50%);
      width:min(920px,calc(100% - 28px));
      z-index:40;
      background:#fff;
      border:1px solid var(--border);
      box-shadow:0 18px 48px rgba(15,47,34,.18);
      border-radius:999px;
      padding:10px 12px 10px 18px;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:14px;
    }
    .sticky-cta strong{color:var(--surface-strong)}
    .sticky-cta span{color:var(--muted);font-size:14px}
    @media (max-width:1024px){
      .hero-inner,.stage-wrap,.download-card,.news-layout{grid-template-columns:1fr}
      .review-wall{grid-template-columns:1fr 1fr}
      .review-card.featured{margin-top:0}
      .proof-strip,.pricing-grid{grid-template-columns:1fr 1fr}
      .nav-shell{grid-template-columns:auto 1fr auto}
      .nav-left,.nav-right{display:none}
      .brand{justify-self:center}
      .mobile-toggle{display:flex}
      .mobile-menu.show{display:grid;gap:8px}
    }
    @media (max-width:768px){
      body{padding-bottom:92px}
      .hero{clip-path:polygon(0 0,100% 0,100% 94%,0 100%)}
      .hero-inner{min-height:auto;padding:38px 0 78px}
      section{padding:54px 0}
      .section-head{display:block}
      .catalog-grid,.steps,.review-wall,.faq-grid,.footer-grid{grid-template-columns:1fr}
      .preview-panel{grid-template-columns:1fr 1fr}
      .proof-strip,.pricing-grid{grid-template-columns:1fr}
      .price-card.recommended{transform:none}
      .download-card{padding:26px;border-radius:24px}
      .sticky-cta{border-radius:22px;align-items:flex-start;flex-direction:column}
      .sticky-cta .btn-main{width:100%}
    }
    @media (max-width:520px){
      .container-custom{width:min(100% - 22px,var(--container))}
      .brand{font-size:14px;max-width:230px}
      .brand-mark{width:36px;height:36px;border-radius:12px}
      .creator-line{align-items:flex-start}
      .avatar{width:64px;height:64px;border-radius:20px}
      .hero-actions .btn-main,.hero-actions .btn-ghost{width:100%}
      .stat-badge{flex:1 1 calc(50% - 8px);min-width:0}
      .cover-grid,.preview-panel{grid-template-columns:1fr}
      .news-item{grid-template-columns:auto 1fr}
      .news-item .arrow{display:none}
    }

/* roulang page: category1 */
:root {
      --color-bg: #f7faf8;
      --color-surface: #ffffff;
      --color-ink: #132018;
      --color-muted: #65736b;
      --color-soft: #e7f4ec;
      --color-line: #dbe8df;
      --color-primary: #18a957;
      --color-primary-dark: #0f7e40;
      --color-secondary: #25342b;
      --color-warning: #f0a202;
      --color-danger: #d94b4b;
      --shadow-sm: 0 8px 22px rgba(19, 32, 24, .06);
      --shadow-md: 0 18px 48px rgba(19, 32, 24, .1);
      --shadow-lg: 0 28px 70px rgba(24, 169, 87, .18);
      --radius-sm: 8px;
      --radius-md: 14px;
      --radius-lg: 22px;
      --radius-xl: 30px;
      --container: 1180px;
      --header-height: 78px;
    }

    * {
      box-sizing: border-box;
    }

    html {
      scroll-behavior: smooth;
    }

    body {
      margin: 0;
      font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", Arial, sans-serif;
      line-height: 1.72;
      color: var(--color-ink);
      background:
        linear-gradient(180deg, rgba(231, 244, 236, .72), rgba(247, 250, 248, 0) 360px),
        var(--color-bg);
      text-rendering: optimizeLegibility;
    }

    a {
      color: inherit;
      text-decoration: none;
      transition: color .2s ease, background-color .2s ease, border-color .2s ease, transform .2s ease, box-shadow .2s ease;
    }

    img {
      max-width: 100%;
      display: block;
    }

    button,
    input {
      font: inherit;
    }

    button {
      border: 0;
    }

    :focus-visible {
      outline: 3px solid rgba(24, 169, 87, .28);
      outline-offset: 3px;
    }

    .container-custom {
      width: min(100% - 32px, var(--container));
      margin-inline: auto;
    }

    .site-header {
      position: sticky;
      top: 0;
      z-index: 50;
      background: rgba(255, 255, 255, .92);
      border-bottom: 1px solid rgba(219, 232, 223, .86);
      backdrop-filter: blur(18px);
    }

    .nav-shell {
      min-height: var(--header-height);
      display: grid;
      grid-template-columns: 1fr auto 1fr;
      align-items: center;
      gap: 22px;
    }

    .nav-group {
      display: flex;
      align-items: center;
      gap: 10px;
    }

    .nav-left {
      justify-content: flex-start;
    }

    .nav-right {
      justify-content: flex-end;
    }

    .brand {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 10px;
      color: var(--color-ink);
      font-weight: 900;
      letter-spacing: 0;
      text-align: center;
      white-space: nowrap;
    }

    .brand:hover {
      color: var(--color-primary-dark);
    }

    .brand-mark {
      width: 38px;
      height: 38px;
      border-radius: 12px;
      display: inline-grid;
      place-items: center;
      color: #fff;
      background: linear-gradient(135deg, var(--color-primary), #42c77d);
      box-shadow: 0 12px 26px rgba(24, 169, 87, .28);
      flex: 0 0 auto;
    }

    .nav-link-custom {
      display: inline-flex;
      align-items: center;
      min-height: 40px;
      padding: 8px 13px;
      border-radius: 999px;
      color: var(--color-muted);
      font-size: 14px;
      font-weight: 700;
      white-space: nowrap;
    }

    .nav-link-custom:hover,
    .nav-link-custom.active {
      color: var(--color-primary-dark);
      background: var(--color-soft);
    }

    .btn-main,
    .btn-ghost,
    .btn-dark-custom {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 8px;
      min-height: 44px;
      padding: 11px 18px;
      border-radius: 999px;
      font-weight: 800;
      line-height: 1.2;
      white-space: nowrap;
      cursor: pointer;
    }

    .btn-main {
      color: #fff;
      background: var(--color-primary);
      box-shadow: 0 12px 28px rgba(24, 169, 87, .26);
    }

    .btn-main:hover,
    .btn-main:active {
      color: #fff;
      background: var(--color-primary-dark);
      transform: translateY(-1px);
      box-shadow: 0 16px 34px rgba(15, 126, 64, .28);
    }

    .btn-ghost {
      color: var(--color-primary-dark);
      background: #fff;
      border: 1px solid var(--color-line);
    }

    .btn-ghost:hover {
      color: var(--color-primary-dark);
      border-color: rgba(24, 169, 87, .42);
      background: var(--color-soft);
      transform: translateY(-1px);
    }

    .btn-dark-custom {
      color: #fff;
      background: var(--color-secondary);
      box-shadow: 0 14px 34px rgba(37, 52, 43, .16);
    }

    .btn-dark-custom:hover {
      color: #fff;
      background: #111a15;
      transform: translateY(-1px);
    }

    .mobile-toggle {
      display: none;
      width: 42px;
      height: 42px;
      border-radius: 12px;
      color: var(--color-ink);
      background: var(--color-soft);
      font-size: 22px;
      align-items: center;
      justify-content: center;
    }

    .mobile-menu {
      display: none;
      padding: 0 0 16px;
    }

    .mobile-menu.show {
      display: grid;
      gap: 8px;
    }

    .hero {
      padding: 34px 0 56px;
    }

    .profile-cover {
      position: relative;
      overflow: hidden;
      border-radius: var(--radius-xl);
      background:
        linear-gradient(135deg, rgba(17, 26, 21, .82), rgba(24, 169, 87, .78)),
        url("https://images.unsplash.com/photo-1550751827-4bd374c3f58b?auto=format&fit=crop&w=1800&q=80") center/cover;
      min-height: 410px;
      color: #fff;
      box-shadow: var(--shadow-lg);
    }

    .profile-cover::after {
      content: "";
      position: absolute;
      inset: auto 0 0;
      height: 46%;
      background: linear-gradient(180deg, rgba(19, 32, 24, 0), rgba(19, 32, 24, .75));
      pointer-events: none;
    }

    .profile-inner {
      position: relative;
      z-index: 1;
      min-height: 410px;
      display: grid;
      grid-template-columns: minmax(0, 1fr) 360px;
      align-items: end;
      gap: 34px;
      padding: 38px;
    }

    .creator-row {
      display: flex;
      align-items: center;
      gap: 18px;
      margin-bottom: 20px;
    }

    .avatar {
      width: 76px;
      height: 76px;
      border-radius: 24px;
      display: grid;
      place-items: center;
      background: #fff;
      color: var(--color-primary-dark);
      font-size: 32px;
      font-weight: 900;
      box-shadow: 0 20px 42px rgba(0, 0, 0, .22);
      flex: 0 0 auto;
    }

    .creator-name {
      margin: 0;
      font-size: clamp(28px, 4vw, 52px);
      line-height: 1.12;
      font-weight: 950;
      letter-spacing: 0;
      max-width: 780px;
    }

    .creator-sub {
      margin: 10px 0 0;
      color: rgba(255, 255, 255, .86);
      font-size: 16px;
      max-width: 740px;
    }

    .hero-actions {
      display: flex;
      flex-wrap: wrap;
      gap: 12px;
      margin-top: 24px;
    }

    .hero .btn-ghost {
      background: rgba(255, 255, 255, .14);
      color: #fff;
      border-color: rgba(255, 255, 255, .32);
      backdrop-filter: blur(10px);
    }

    .hero .btn-ghost:hover {
      background: rgba(255, 255, 255, .22);
      color: #fff;
    }

    .stat-panel {
      background: rgba(255, 255, 255, .94);
      color: var(--color-ink);
      border: 1px solid rgba(255, 255, 255, .7);
      border-radius: 24px;
      padding: 18px;
      box-shadow: 0 24px 58px rgba(0, 0, 0, .18);
    }

    .stat-panel-title {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 12px;
      font-weight: 900;
      margin-bottom: 14px;
    }

    .success-dot {
      width: 12px;
      height: 12px;
      border-radius: 999px;
      background: var(--color-primary);
      box-shadow: 0 0 0 7px rgba(24, 169, 87, .14);
      flex: 0 0 auto;
    }

    .stat-grid {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 10px;
    }

    .stat-card {
      border: 1px solid var(--color-line);
      border-radius: 16px;
      padding: 13px;
      background: #fbfdfb;
    }

    .stat-number {
      display: block;
      font-size: 22px;
      font-weight: 950;
      color: var(--color-primary-dark);
      line-height: 1.1;
    }

    .stat-label {
      margin-top: 4px;
      display: block;
      font-size: 12px;
      color: var(--color-muted);
      line-height: 1.4;
    }

    main {
      padding-bottom: 72px;
    }

    .section {
      padding: 48px 0;
    }

    .section-compact {
      padding: 34px 0;
    }

    .section-kicker {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      padding: 7px 12px;
      border-radius: 999px;
      background: var(--color-soft);
      color: var(--color-primary-dark);
      font-size: 13px;
      font-weight: 850;
      margin-bottom: 12px;
    }

    .section-title {
      margin: 0;
      font-size: clamp(25px, 3vw, 38px);
      line-height: 1.22;
      font-weight: 950;
      letter-spacing: 0;
    }

    .section-lead {
      margin: 14px 0 0;
      max-width: 760px;
      color: var(--color-muted);
      font-size: 16px;
    }

    .summary-layout {
      display: grid;
      grid-template-columns: minmax(0, .92fr) minmax(0, 1.08fr);
      gap: 28px;
      align-items: start;
    }

    .summary-card {
      position: sticky;
      top: 102px;
      border-radius: var(--radius-lg);
      padding: 26px;
      background: var(--color-surface);
      border: 1px solid var(--color-line);
      box-shadow: var(--shadow-sm);
    }

    .summary-card h2 {
      margin: 0 0 14px;
      font-size: 24px;
      font-weight: 950;
    }

    .summary-card p {
      margin: 0;
      color: var(--color-muted);
    }

    .check-list {
      display: grid;
      gap: 12px;
      margin: 22px 0 0;
      padding: 0;
      list-style: none;
    }

    .check-list li {
      display: flex;
      gap: 11px;
      align-items: flex-start;
      padding: 13px 14px;
      border-radius: 14px;
      background: #fbfdfb;
      border: 1px solid var(--color-line);
    }

    .check-icon {
      width: 22px;
      height: 22px;
      border-radius: 999px;
      display: grid;
      place-items: center;
      color: #fff;
      background: var(--color-primary);
      font-size: 13px;
      font-weight: 900;
      flex: 0 0 auto;
      margin-top: 2px;
    }

    .directory {
      display: grid;
      gap: 14px;
    }

    .directory-item {
      display: grid;
      grid-template-columns: 58px minmax(0, 1fr) auto;
      gap: 16px;
      align-items: center;
      padding: 18px;
      border-radius: 20px;
      background: #fff;
      border: 1px solid var(--color-line);
      box-shadow: var(--shadow-sm);
    }

    .directory-item:hover {
      transform: translateY(-2px);
      box-shadow: var(--shadow-md);
      border-color: rgba(24, 169, 87, .38);
    }

    .directory-number {
      width: 58px;
      height: 58px;
      border-radius: 18px;
      display: grid;
      place-items: center;
      background: var(--color-soft);
      color: var(--color-primary-dark);
      font-weight: 950;
      font-size: 18px;
    }

    .directory-item h3 {
      margin: 0;
      font-size: 18px;
      font-weight: 920;
    }

    .directory-item p {
      margin: 5px 0 0;
      color: var(--color-muted);
      font-size: 14px;
    }

    .tag {
      display: inline-flex;
      align-items: center;
      min-height: 30px;
      padding: 5px 10px;
      border-radius: 999px;
      background: var(--color-soft);
      color: var(--color-primary-dark);
      font-size: 12px;
      font-weight: 850;
      white-space: nowrap;
    }

    .stage-band {
      border-radius: var(--radius-xl);
      background: #fff;
      border: 1px solid var(--color-line);
      box-shadow: var(--shadow-md);
      overflow: hidden;
    }

    .stage-top {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 16px;
      padding: 18px 22px;
      border-bottom: 1px solid var(--color-line);
      background: #fbfdfb;
    }

    .window-dots {
      display: flex;
      gap: 7px;
    }

    .window-dots span {
      width: 11px;
      height: 11px;
      border-radius: 999px;
      background: var(--color-line);
    }

    .window-dots span:nth-child(1) {
      background: #ff6868;
    }

    .window-dots span:nth-child(2) {
      background: #ffc857;
    }

    .window-dots span:nth-child(3) {
      background: var(--color-primary);
    }

    .stage-body {
      display: grid;
      grid-template-columns: minmax(0, .98fr) minmax(0, 1.02fr);
      gap: 0;
    }

    .screen-panel {
      padding: 28px;
      background:
        linear-gradient(180deg, rgba(231, 244, 236, .72), rgba(255, 255, 255, .96)),
        #fff;
    }

    .screen-card {
      min-height: 360px;
      border-radius: 22px;
      padding: 22px;
      background: #fff;
      border: 1px solid var(--color-line);
      box-shadow: inset 0 0 0 1px rgba(255, 255, 255, .9), var(--shadow-sm);
    }

    .risk-line {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 10px;
      padding: 13px 0;
      border-bottom: 1px solid var(--color-line);
      font-weight: 800;
    }

    .risk-line:last-child {
      border-bottom: 0;
    }

    .risk-state {
      font-size: 12px;
      font-weight: 900;
      border-radius: 999px;
      padding: 5px 10px;
      color: var(--color-primary-dark);
      background: var(--color-soft);
      white-space: nowrap;
    }

    .screen-note {
      margin-top: 20px;
      border-radius: 18px;
      padding: 16px;
      background: #122018;
      color: rgba(255, 255, 255, .88);
    }

    .screen-note strong {
      display: block;
      color: #fff;
      margin-bottom: 4px;
    }

    .selected-panel {
      padding: 28px;
    }

    .selected-list {
      display: grid;
      gap: 16px;
      margin-top: 20px;
    }

    .selected-item {
      display: flex;
      gap: 14px;
      padding: 16px;
      border-radius: 18px;
      border: 1px solid var(--color-line);
      background: #fff;
    }

    .selected-item:hover {
      border-color: rgba(24, 169, 87, .38);
      box-shadow: var(--shadow-sm);
      transform: translateY(-1px);
    }

    .item-icon {
      width: 42px;
      height: 42px;
      border-radius: 14px;
      display: grid;
      place-items: center;
      background: var(--color-soft);
      color: var(--color-primary-dark);
      font-weight: 950;
      flex: 0 0 auto;
    }

    .selected-item h3 {
      margin: 0;
      font-size: 17px;
      font-weight: 920;
    }

    .selected-item p {
      margin: 5px 0 0;
      color: var(--color-muted);
      font-size: 14px;
    }

    .related-strip {
      display: grid;
      grid-template-columns: 1.05fr .95fr;
      gap: 20px;
      align-items: stretch;
    }

    .related-card,
    .download-card {
      border-radius: var(--radius-lg);
      border: 1px solid var(--color-line);
      background: #fff;
      box-shadow: var(--shadow-sm);
      padding: 24px;
    }

    .related-card h3,
    .download-card h3 {
      margin: 0 0 12px;
      font-size: 22px;
      font-weight: 950;
    }

    .related-card p,
    .download-card p {
      color: var(--color-muted);
      margin: 0;
    }

    .mini-rank {
      display: grid;
      gap: 10px;
      margin-top: 18px;
    }

    .mini-rank a {
      display: flex;
      justify-content: space-between;
      gap: 12px;
      align-items: center;
      padding: 12px 14px;
      border-radius: 14px;
      border: 1px solid var(--color-line);
      background: #fbfdfb;
      font-weight: 850;
    }

    .mini-rank a:hover {
      color: var(--color-primary-dark);
      border-color: rgba(24, 169, 87, .38);
      background: var(--color-soft);
    }

    .form-box {
      display: grid;
      gap: 10px;
      margin-top: 18px;
    }

    .input-custom {
      width: 100%;
      min-height: 48px;
      border: 1px solid var(--color-line);
      border-radius: 14px;
      padding: 11px 14px;
      color: var(--color-ink);
      background: #fbfdfb;
      transition: border-color .2s ease, box-shadow .2s ease, background-color .2s ease;
    }

    .input-custom:focus {
      border-color: rgba(24, 169, 87, .55);
      box-shadow: 0 0 0 4px rgba(24, 169, 87, .12);
      background: #fff;
      outline: 0;
    }

    .form-hint {
      margin: 0;
      color: var(--color-muted);
      font-size: 13px;
    }

    .faq-wrap {
      display: grid;
      grid-template-columns: .82fr 1.18fr;
      gap: 28px;
      align-items: start;
    }

    .accordion {
      display: grid;
      gap: 12px;
    }

    .accordion-item {
      border: 1px solid var(--color-line);
      border-radius: 18px;
      overflow: hidden;
      background: #fff;
      box-shadow: var(--shadow-sm);
    }

    .accordion-button {
      color: var(--color-ink);
      font-weight: 900;
      background: #fff;
      padding: 18px 20px;
      box-shadow: none;
    }

    .accordion-button:not(.collapsed) {
      color: var(--color-primary-dark);
      background: var(--color-soft);
      box-shadow: none;
    }

    .accordion-button:focus {
      border-color: rgba(24, 169, 87, .45);
      box-shadow: 0 0 0 4px rgba(24, 169, 87, .12);
    }

    .accordion-body {
      color: var(--color-muted);
      padding: 18px 20px 20px;
    }

    .cta-panel {
      border-radius: var(--radius-xl);
      background:
        linear-gradient(135deg, #122018, #1f3a2b 52%, #127b40);
      color: #fff;
      padding: 34px;
      display: grid;
      grid-template-columns: minmax(0, 1fr) auto;
      gap: 28px;
      align-items: center;
      box-shadow: var(--shadow-lg);
    }

    .cta-panel h2 {
      margin: 0;
      font-size: clamp(25px, 3vw, 40px);
      font-weight: 950;
      line-height: 1.22;
    }

    .cta-panel p {
      margin: 12px 0 0;
      color: rgba(255, 255, 255, .82);
      max-width: 720px;
    }

    .cta-actions {
      display: flex;
      flex-wrap: wrap;
      gap: 12px;
      justify-content: flex-end;
    }

    .site-footer {
      padding: 52px 0 28px;
      background: #101a14;
      color: #fff;
    }

    .footer-grid {
      display: grid;
      grid-template-columns: 1.2fr .8fr 1fr;
      gap: 30px;
      padding-bottom: 28px;
      border-bottom: 1px solid rgba(255, 255, 255, .12);
    }

    .footer-brand {
      font-size: 20px;
      font-weight: 950;
      margin-bottom: 10px;
    }

    .footer-title {
      font-weight: 900;
      margin-bottom: 10px;
      color: #fff;
    }

    .footer-text {
      margin: 0;
      color: rgba(255, 255, 255, .68);
      font-size: 14px;
      max-width: 480px;
    }

    .footer-link {
      display: block;
      width: fit-content;
      color: rgba(255, 255, 255, .68);
      margin: 8px 0;
      font-size: 14px;
    }

    .footer-link:hover {
      color: #fff;
      transform: translateX(2px);
    }

    .copyright {
      padding-top: 22px;
      color: rgba(255, 255, 255, .54);
      font-size: 13px;
    }

    @media (max-width: 1024px) {
      .nav-shell {
        grid-template-columns: auto 1fr auto;
      }

      .nav-group {
        display: none;
      }

      .brand {
        justify-content: flex-start;
        min-width: 0;
      }

      .brand span:last-child {
        overflow: hidden;
        text-overflow: ellipsis;
      }

      .mobile-toggle {
        display: inline-flex;
      }

      .profile-inner,
      .summary-layout,
      .stage-body,
      .related-strip,
      .faq-wrap,
      .cta-panel {
        grid-template-columns: 1fr;
      }

      .summary-card {
        position: static;
      }

      .cta-actions {
        justify-content: flex-start;
      }
    }

    @media (max-width: 768px) {
      :root {
        --header-height: 66px;
      }

      .container-custom {
        width: min(100% - 24px, var(--container));
      }

      .hero {
        padding-top: 22px;
      }

      .profile-cover,
      .profile-inner {
        min-height: auto;
      }

      .profile-inner {
        padding: 24px;
      }

      .creator-row {
        align-items: flex-start;
        flex-direction: column;
        gap: 14px;
      }

      .avatar {
        width: 64px;
        height: 64px;
        border-radius: 20px;
        font-size: 28px;
      }

      .stat-grid {
        grid-template-columns: 1fr 1fr;
      }

      .section {
        padding: 36px 0;
      }

      .directory-item {
        grid-template-columns: 48px minmax(0, 1fr);
      }

      .directory-number {
        width: 48px;
        height: 48px;
      }

      .directory-item .tag {
        grid-column: 2;
        width: fit-content;
      }

      .stage-top {
        align-items: flex-start;
        flex-direction: column;
      }

      .screen-panel,
      .selected-panel {
        padding: 20px;
      }

      .screen-card {
        min-height: auto;
      }

      .footer-grid {
        grid-template-columns: 1fr;
      }
    }

    @media (max-width: 520px) {
      .brand {
        font-size: 13px;
        gap: 8px;
      }

      .brand-mark {
        width: 34px;
        height: 34px;
        border-radius: 10px;
      }

      .mobile-menu .nav-link-custom {
        width: 100%;
      }

      .hero-actions,
      .cta-actions {
        flex-direction: column;
      }

      .btn-main,
      .btn-ghost,
      .btn-dark-custom {
        width: 100%;
      }

      .stat-grid {
        grid-template-columns: 1fr;
      }

      .profile-inner,
      .cta-panel {
        padding: 20px;
      }

      .summary-card,
      .related-card,
      .download-card {
        padding: 20px;
      }

      .selected-item {
        flex-direction: column;
      }
    }

/* roulang page: category2 */
:root {
      --color-primary: #10b981;
      --color-primary-dark: #047857;
      --color-primary-soft: #d1fae5;
      --color-secondary: #0f766e;
      --color-accent: #22c55e;
      --color-warning: #f59e0b;
      --color-danger: #ef4444;
      --color-ink: #10201b;
      --color-text: #33413d;
      --color-muted: #6b7a75;
      --color-light: #f7fbf9;
      --color-panel: #ffffff;
      --color-border: #dce8e3;
      --shadow-sm: 0 8px 22px rgba(16, 32, 27, .08);
      --shadow-md: 0 18px 48px rgba(16, 32, 27, .12);
      --shadow-focus: 0 0 0 4px rgba(16, 185, 129, .18);
      --radius-sm: 10px;
      --radius-md: 18px;
      --radius-lg: 28px;
      --container: 1180px;
      --header-height: 78px;
    }

    * {
      box-sizing: border-box;
    }

    html {
      scroll-behavior: smooth;
    }

    body {
      margin: 0;
      min-width: 320px;
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
      color: var(--color-text);
      background:
        linear-gradient(180deg, #f8fffc 0%, #ffffff 34%, #f5faf8 100%);
      line-height: 1.75;
      text-rendering: optimizeLegibility;
    }

    a {
      color: inherit;
      text-decoration: none;
      transition: color .2s ease, background-color .2s ease, border-color .2s ease, transform .2s ease, box-shadow .2s ease;
    }

    a:hover {
      color: var(--color-primary-dark);
    }

    img {
      display: block;
      max-width: 100%;
      height: auto;
    }

    button,
    input {
      font: inherit;
    }

    button:focus-visible,
    a:focus-visible,
    input:focus-visible {
      outline: none;
      box-shadow: var(--shadow-focus);
    }

    .container-custom {
      width: min(100% - 40px, var(--container));
      margin: 0 auto;
    }

    .site-header {
      position: sticky;
      top: 0;
      z-index: 1000;
      background: rgba(255, 255, 255, .92);
      backdrop-filter: saturate(180%) blur(18px);
      border-bottom: 1px solid rgba(220, 232, 227, .9);
    }

    .nav-shell {
      min-height: var(--header-height);
      display: grid;
      grid-template-columns: 1fr auto 1fr;
      align-items: center;
      gap: 20px;
    }

    .nav-group {
      display: flex;
      align-items: center;
      gap: 10px;
    }

    .nav-left {
      justify-content: flex-start;
    }

    .nav-right {
      justify-content: flex-end;
    }

    .brand {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 10px;
      font-weight: 800;
      color: var(--color-ink);
      white-space: nowrap;
      letter-spacing: 0;
    }

    .brand:hover {
      color: var(--color-ink);
      transform: translateY(-1px);
    }

    .brand-mark {
      width: 38px;
      height: 38px;
      border-radius: 12px;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      color: #fff;
      background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
      box-shadow: 0 10px 24px rgba(16, 185, 129, .28);
      font-weight: 900;
    }

    .nav-link-custom {
      display: inline-flex;
      align-items: center;
      min-height: 42px;
      padding: 0 14px;
      border-radius: 999px;
      color: var(--color-muted);
      font-weight: 700;
      font-size: 14px;
      border: 1px solid transparent;
    }

    .nav-link-custom:hover,
    .nav-link-custom.active {
      color: var(--color-primary-dark);
      background: var(--color-primary-soft);
      border-color: rgba(16, 185, 129, .22);
    }

    .btn-main {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 8px;
      min-height: 44px;
      padding: 0 18px;
      border-radius: 999px;
      color: #fff;
      background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
      border: 1px solid rgba(4, 120, 87, .2);
      font-weight: 800;
      box-shadow: 0 14px 28px rgba(16, 185, 129, .24);
    }

    .btn-main:hover {
      color: #fff;
      transform: translateY(-2px);
      box-shadow: 0 18px 34px rgba(16, 185, 129, .30);
    }

    .btn-main:active {
      transform: translateY(0);
    }

    .btn-soft {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 8px;
      min-height: 46px;
      padding: 0 18px;
      border-radius: 999px;
      color: var(--color-primary-dark);
      background: #fff;
      border: 1px solid var(--color-border);
      font-weight: 800;
      box-shadow: var(--shadow-sm);
    }

    .btn-soft:hover {
      border-color: rgba(16, 185, 129, .45);
      background: #f2fff9;
      transform: translateY(-2px);
    }

    .mobile-toggle {
      display: none;
      width: 44px;
      height: 44px;
      border: 1px solid var(--color-border);
      border-radius: 14px;
      background: #fff;
      color: var(--color-ink);
      font-size: 20px;
      line-height: 1;
    }

    .mobile-menu {
      display: none;
      padding: 0 0 16px;
      border-top: 1px solid var(--color-border);
    }

    .mobile-menu.show {
      display: grid;
      gap: 8px;
    }

    main {
      overflow: hidden;
    }

    .section {
      padding: 76px 0;
    }

    .section-tight {
      padding: 56px 0;
    }

    .hero {
      padding: 54px 0 42px;
      background:
        linear-gradient(180deg, rgba(209, 250, 229, .48), rgba(255, 255, 255, .94)),
        radial-gradient(circle at 18% 18%, rgba(34, 197, 94, .14), transparent 28%);
      border-bottom: 1px solid rgba(220, 232, 227, .8);
    }

    .hero-layout {
      display: grid;
      grid-template-columns: minmax(0, 1fr) 430px;
      gap: 34px;
      align-items: center;
    }

    .eyebrow {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      padding: 7px 12px;
      border-radius: 999px;
      color: var(--color-primary-dark);
      background: rgba(209, 250, 229, .72);
      border: 1px solid rgba(16, 185, 129, .22);
      font-size: 13px;
      font-weight: 800;
    }

    h1,
    h2,
    h3 {
      color: var(--color-ink);
      line-height: 1.18;
      margin: 0;
      letter-spacing: 0;
    }

    h1 {
      margin-top: 18px;
      font-size: clamp(34px, 5vw, 58px);
      max-width: 820px;
      font-weight: 900;
    }

    .hero-summary {
      margin: 18px 0 0;
      max-width: 760px;
      color: var(--color-text);
      font-size: 18px;
    }

    .hero-actions {
      display: flex;
      flex-wrap: wrap;
      gap: 12px;
      margin-top: 28px;
    }

    .trust-row {
      display: flex;
      flex-wrap: wrap;
      gap: 12px;
      margin-top: 24px;
      padding: 0;
      list-style: none;
    }

    .trust-row li {
      display: inline-flex;
      align-items: center;
      gap: 7px;
      padding: 8px 11px;
      border: 1px solid rgba(220, 232, 227, .95);
      border-radius: 999px;
      background: rgba(255, 255, 255, .8);
      color: var(--color-muted);
      font-size: 13px;
      font-weight: 700;
    }

    .icon-stage {
      background: rgba(255, 255, 255, .86);
      border: 1px solid rgba(220, 232, 227, .95);
      border-radius: var(--radius-lg);
      box-shadow: var(--shadow-md);
      padding: 20px;
    }

    .stage-top {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 14px;
      padding-bottom: 14px;
      border-bottom: 1px solid var(--color-border);
    }

    .status-pill {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      padding: 7px 10px;
      border-radius: 999px;
      color: var(--color-primary-dark);
      background: var(--color-primary-soft);
      font-size: 13px;
      font-weight: 800;
      white-space: nowrap;
    }

    .status-dot {
      width: 9px;
      height: 9px;
      border-radius: 50%;
      background: var(--color-accent);
      box-shadow: 0 0 0 5px rgba(34, 197, 94, .16);
    }

    .stage-title {
      color: var(--color-ink);
      font-weight: 900;
    }

    .icon-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 12px;
      margin-top: 18px;
    }

    .tool-tile {
      min-height: 112px;
      padding: 15px;
      border-radius: 18px;
      border: 1px solid var(--color-border);
      background: linear-gradient(180deg, #fff, #f7fffb);
      transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease;
    }

    .tool-tile:hover {
      transform: translateY(-4px);
      box-shadow: var(--shadow-sm);
      border-color: rgba(16, 185, 129, .36);
    }

    .tool-tile i {
      width: 34px;
      height: 34px;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      border-radius: 12px;
      color: var(--color-primary-dark);
      background: var(--color-primary-soft);
      margin-bottom: 12px;
    }

    .tool-tile strong {
      display: block;
      color: var(--color-ink);
      font-size: 15px;
      line-height: 1.35;
    }

    .tool-tile span {
      display: block;
      margin-top: 4px;
      color: var(--color-muted);
      font-size: 12px;
      line-height: 1.45;
    }

    .section-head {
      max-width: 820px;
      margin-bottom: 28px;
    }

    .section-head.wide {
      max-width: 100%;
      display: grid;
      grid-template-columns: minmax(0, 1fr) 320px;
      gap: 28px;
      align-items: end;
    }

    .section-kicker {
      color: var(--color-primary-dark);
      font-weight: 900;
      margin-bottom: 10px;
    }

    .section-title {
      font-size: clamp(26px, 3.2vw, 40px);
      font-weight: 900;
    }

    .section-desc {
      margin: 12px 0 0;
      color: var(--color-muted);
      font-size: 16px;
    }

    .cover-panel {
      border-radius: var(--radius-lg);
      border: 1px solid var(--color-border);
      background: #fff;
      box-shadow: var(--shadow-sm);
      overflow: hidden;
    }

    .cover-body {
      display: grid;
      grid-template-columns: 1.15fr .85fr;
      gap: 0;
    }

    .cover-copy {
      padding: 30px;
    }

    .cover-copy h2 {
      font-size: clamp(25px, 3vw, 38px);
      font-weight: 900;
      margin-bottom: 12px;
    }

    .cover-copy p {
      margin: 0;
      color: var(--color-muted);
    }

    .status-list {
      display: grid;
      gap: 12px;
      margin: 22px 0 0;
      padding: 0;
      list-style: none;
    }

    .status-list li {
      display: flex;
      gap: 12px;
      align-items: flex-start;
      padding: 13px;
      border-radius: 16px;
      background: var(--color-light);
      border: 1px solid var(--color-border);
    }

    .status-list i {
      color: var(--color-primary-dark);
      margin-top: 5px;
    }

    .screenshot-stage {
      min-height: 100%;
      padding: 28px;
      background:
        linear-gradient(145deg, rgba(16, 185, 129, .14), rgba(255, 255, 255, .88)),
        #f4fbf7;
      border-left: 1px solid var(--color-border);
    }

    .mock-window {
      background: #fff;
      border: 1px solid rgba(220, 232, 227, .95);
      border-radius: 22px;
      box-shadow: 0 22px 50px rgba(16, 32, 27, .13);
      overflow: hidden;
    }

    .mock-bar {
      display: flex;
      align-items: center;
      gap: 7px;
      padding: 12px 14px;
      border-bottom: 1px solid var(--color-border);
      background: #fbfefd;
    }

    .mock-dot {
      width: 10px;
      height: 10px;
      border-radius: 50%;
      background: #cbd5d1;
    }

    .mock-dot.ok {
      background: var(--color-primary);
    }

    .mock-content {
      padding: 18px;
    }

    .scan-line {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 12px;
      padding: 12px 0;
      border-bottom: 1px solid var(--color-border);
      color: var(--color-muted);
      font-size: 14px;
    }

    .scan-line:last-child {
      border-bottom: 0;
    }

    .scan-line strong {
      color: var(--color-ink);
    }

    .tag {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      border-radius: 999px;
      padding: 6px 10px;
      background: var(--color-primary-soft);
      color: var(--color-primary-dark);
      font-size: 12px;
      font-weight: 900;
      white-space: nowrap;
    }

    .tag.warn {
      background: #fff7ed;
      color: #b45309;
    }

    .directory-grid {
      display: grid;
      grid-template-columns: 330px minmax(0, 1fr);
      gap: 22px;
      align-items: start;
    }

    .directory-panel,
    .download-panel,
    .rank-panel {
      border: 1px solid var(--color-border);
      border-radius: var(--radius-md);
      background: #fff;
      box-shadow: var(--shadow-sm);
    }

    .directory-panel {
      position: sticky;
      top: 102px;
      padding: 18px;
    }

    .panel-title {
      color: var(--color-ink);
      font-weight: 900;
      margin-bottom: 12px;
    }

    .toc-link {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 10px;
      padding: 12px 13px;
      border-radius: 14px;
      color: var(--color-text);
      border: 1px solid transparent;
      font-weight: 750;
    }

    .toc-link:hover,
    .toc-link.active {
      background: var(--color-primary-soft);
      border-color: rgba(16, 185, 129, .22);
      color: var(--color-primary-dark);
    }

    .topic-stack {
      display: grid;
      gap: 16px;
    }

    .topic-card {
      display: grid;
      grid-template-columns: 62px minmax(0, 1fr) auto;
      gap: 16px;
      align-items: center;
      padding: 18px;
      border: 1px solid var(--color-border);
      border-radius: var(--radius-md);
      background: #fff;
      box-shadow: 0 8px 24px rgba(16, 32, 27, .05);
      transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease;
    }

    .topic-card:hover {
      transform: translateY(-3px);
      box-shadow: var(--shadow-sm);
      border-color: rgba(16, 185, 129, .35);
    }

    .topic-icon {
      width: 62px;
      height: 62px;
      border-radius: 18px;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      color: var(--color-primary-dark);
      background: var(--color-primary-soft);
      font-size: 22px;
    }

    .topic-card h3 {
      font-size: 19px;
      font-weight: 900;
      margin-bottom: 5px;
    }

    .topic-card p {
      margin: 0;
      color: var(--color-muted);
    }

    .topic-meta {
      display: grid;
      gap: 8px;
      justify-items: end;
      color: var(--color-muted);
      font-size: 13px;
      white-space: nowrap;
    }

    .entry-layout {
      display: grid;
      grid-template-columns: minmax(0, 1fr) 360px;
      gap: 24px;
      align-items: start;
    }

    .entry-list {
      display: grid;
      gap: 18px;
    }

    .entry-card {
      padding: 22px;
      border: 1px solid var(--color-border);
      border-radius: var(--radius-md);
      background: #fff;
      box-shadow: 0 10px 28px rgba(16, 32, 27, .05);
    }

    .entry-card h3 {
      font-size: 22px;
      font-weight: 900;
      margin-bottom: 10px;
    }

    .entry-card p {
      margin: 0;
      color: var(--color-muted);
    }

    .entry-actions {
      display: flex;
      flex-wrap: wrap;
      gap: 10px;
      margin-top: 16px;
    }

    .mini-btn {
      display: inline-flex;
      align-items: center;
      gap: 7px;
      padding: 8px 12px;
      border-radius: 999px;
      background: #f4fbf7;
      border: 1px solid var(--color-border);
      color: var(--color-primary-dark);
      font-size: 13px;
      font-weight: 850;
    }

    .mini-btn:hover {
      background: var(--color-primary-soft);
      border-color: rgba(16, 185, 129, .32);
      transform: translateY(-1px);
    }

    .download-panel {
      padding: 22px;
    }

    .download-panel .big-icon {
      width: 58px;
      height: 58px;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      border-radius: 18px;
      background: var(--color-primary-soft);
      color: var(--color-primary-dark);
      font-size: 24px;
      margin-bottom: 14px;
    }

    .download-panel h3 {
      font-size: 24px;
      font-weight: 900;
      margin-bottom: 10px;
    }

    .download-panel p {
      margin: 0 0 18px;
      color: var(--color-muted);
    }

    .check-list {
      display: grid;
      gap: 10px;
      padding: 0;
      margin: 18px 0 0;
      list-style: none;
    }

    .check-list li {
      display: flex;
      align-items: flex-start;
      gap: 10px;
      color: var(--color-text);
    }

    .check-list i {
      color: var(--color-primary);
      margin-top: 6px;
    }

    .recommend-grid {
      display: grid;
      grid-template-columns: 1.1fr .9fr;
      gap: 22px;
      align-items: stretch;
    }

    .rank-panel {
      padding: 22px;
    }

    .rank-item {
      display: grid;
      grid-template-columns: 38px minmax(0, 1fr);
      gap: 12px;
      padding: 14px 0;
      border-bottom: 1px solid var(--color-border);
    }

    .rank-item:last-child {
      border-bottom: 0;
      padding-bottom: 0;
    }

    .rank-num {
      width: 38px;
      height: 38px;
      border-radius: 14px;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      background: var(--color-primary-soft);
      color: var(--color-primary-dark);
      font-weight: 900;
    }

    .rank-item strong {
      display: block;
      color: var(--color-ink);
      margin-bottom: 3px;
    }

    .rank-item span {
      color: var(--color-muted);
      font-size: 14px;
    }

    .notice-card {
      padding: 24px;
      border-radius: var(--radius-md);
      border: 1px solid rgba(245, 158, 11, .24);
      background: linear-gradient(180deg, #fffdf7, #ffffff);
      box-shadow: var(--shadow-sm);
    }

    .notice-card h3 {
      font-size: 24px;
      font-weight: 900;
      margin-bottom: 12px;
    }

    .notice-card p {
      margin: 0;
      color: var(--color-muted);
    }

    .report-steps {
      display: grid;
      gap: 14px;
      margin-top: 18px;
    }

    .step-row {
      display: grid;
      grid-template-columns: 44px minmax(0, 1fr);
      gap: 13px;
      padding: 14px;
      border-radius: 16px;
      background: #fff;
      border: 1px solid var(--color-border);
    }

    .step-num {
      width: 44px;
      height: 44px;
      border-radius: 15px;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      color: #fff;
      background: var(--color-primary);
      font-weight: 900;
    }

    .step-row strong {
      display: block;
      color: var(--color-ink);
      margin-bottom: 3px;
    }

    .step-row span {
      color: var(--color-muted);
      font-size: 14px;
    }

    .faq-wrap {
      display: grid;
      grid-template-columns: 340px minmax(0, 1fr);
      gap: 24px;
      align-items: start;
    }

    .accordion {
      display: grid;
      gap: 12px;
    }

    .accordion-item {
      border: 1px solid var(--color-border) !important;
      border-radius: var(--radius-md) !important;
      overflow: hidden;
      background: #fff;
      box-shadow: 0 8px 22px rgba(16, 32, 27, .05);
    }

    .accordion-button {
      padding: 18px 20px;
      color: var(--color-ink);
      background: #fff;
      font-weight: 900;
      box-shadow: none !important;
    }

    .accordion-button:not(.collapsed) {
      color: var(--color-primary-dark);
      background: var(--color-primary-soft);
    }

    .accordion-button:focus {
      box-shadow: var(--shadow-focus) !important;
    }

    .accordion-body {
      color: var(--color-muted);
      padding: 18px 20px 22px;
    }

    .cta-band {
      padding: 30px;
      border-radius: var(--radius-lg);
      background:
        linear-gradient(135deg, rgba(16, 185, 129, .96), rgba(4, 120, 87, .96));
      color: #fff;
      box-shadow: 0 22px 56px rgba(4, 120, 87, .26);
      display: grid;
      grid-template-columns: minmax(0, 1fr) auto;
      gap: 24px;
      align-items: center;
    }

    .cta-band h2 {
      color: #fff;
      font-size: clamp(26px, 3vw, 38px);
      font-weight: 900;
      margin-bottom: 10px;
    }

    .cta-band p {
      margin: 0;
      color: rgba(255, 255, 255, .88);
    }

    .cta-actions {
      display: flex;
      flex-wrap: wrap;
      gap: 12px;
      justify-content: flex-end;
    }

    .cta-band .btn-soft {
      box-shadow: none;
      border-color: rgba(255, 255, 255, .36);
    }

    .share-box {
      display: flex;
      flex-wrap: wrap;
      gap: 10px;
      margin-top: 18px;
    }

    .share-chip {
      display: inline-flex;
      align-items: center;
      gap: 7px;
      min-height: 40px;
      padding: 0 13px;
      border-radius: 999px;
      color: var(--color-primary-dark);
      background: #fff;
      border: 1px solid rgba(255, 255, 255, .62);
      font-weight: 850;
    }

    .site-footer {
      padding: 54px 0 26px;
      background: #0d1f19;
      color: rgba(255, 255, 255, .78);
    }

    .footer-grid {
      display: grid;
      grid-template-columns: 1.25fr .8fr 1fr;
      gap: 38px;
      padding-bottom: 34px;
      border-bottom: 1px solid rgba(255, 255, 255, .12);
    }

    .footer-brand {
      color: #fff;
      font-size: 20px;
      font-weight: 900;
      margin-bottom: 12px;
    }

    .footer-text {
      margin: 0;
      color: rgba(255, 255, 255, .68);
    }

    .footer-title {
      color: #fff;
      font-weight: 900;
      margin-bottom: 12px;
    }

    .footer-link {
      display: block;
      width: fit-content;
      color: rgba(255, 255, 255, .72);
      margin: 8px 0;
    }

    .footer-link:hover {
      color: #fff;
      transform: translateX(2px);
    }

    .copyright {
      padding-top: 22px;
      color: rgba(255, 255, 255, .58);
      font-size: 14px;
    }

    @media (max-width: 1024px) {
      .nav-shell {
        grid-template-columns: 1fr auto;
      }

      .nav-group {
        display: none;
      }

      .brand {
        justify-content: flex-start;
        font-size: 15px;
        white-space: normal;
      }

      .mobile-toggle {
        display: inline-flex;
        align-items: center;
        justify-content: center;
      }

      .hero-layout,
      .cover-body,
      .directory-grid,
      .entry-layout,
      .recommend-grid,
      .faq-wrap,
      .section-head.wide {
        grid-template-columns: 1fr;
      }

      .directory-panel {
        position: static;
      }

      .screenshot-stage {
        border-left: 0;
        border-top: 1px solid var(--color-border);
      }

      .cta-band {
        grid-template-columns: 1fr;
      }

      .cta-actions {
        justify-content: flex-start;
      }

      .footer-grid {
        grid-template-columns: 1fr 1fr;
      }
    }

    @media (max-width: 768px) {
      :root {
        --header-height: 68px;
      }

      .container-custom {
        width: min(100% - 28px, var(--container));
      }

      .section {
        padding: 58px 0;
      }

      .section-tight {
        padding: 44px 0;
      }

      .hero {
        padding: 38px 0 32px;
      }

      .hero-summary {
        font-size: 16px;
      }

      .icon-grid {
        grid-template-columns: repeat(2, 1fr);
      }

      .topic-card {
        grid-template-columns: 52px minmax(0, 1fr);
      }

      .topic-meta {
        grid-column: 2;
        justify-items: start;
        white-space: normal;
      }

      .footer-grid {
        grid-template-columns: 1fr;
        gap: 26px;
      }
    }

    @media (max-width: 520px) {
      .brand-mark {
        width: 34px;
        height: 34px;
        border-radius: 10px;
        flex: 0 0 auto;
      }

      .brand span:last-child {
        font-size: 13px;
        line-height: 1.3;
      }

      h1 {
        font-size: 32px;
      }

      .hero-actions,
      .cta-actions {
        flex-direction: column;
      }

      .btn-main,
      .btn-soft {
        width: 100%;
      }

      .icon-grid {
        grid-template-columns: 1fr;
      }

      .cover-copy,
      .screenshot-stage,
      .entry-card,
      .download-panel,
      .rank-panel,
      .notice-card,
      .cta-band {
        padding: 20px;
      }

      .topic-card {
        grid-template-columns: 1fr;
      }

      .topic-icon {
        width: 54px;
        height: 54px;
      }

      .scan-line {
        align-items: flex-start;
        flex-direction: column;
      }

      .trust-row li {
        width: 100%;
      }
    }