/* roulang page: index */
:root{
      --primary:#5B2A86;
      --primary-2:#6433A3;
      --accent:#FFB347;
      --accent-2:#FF9F43;
      --mint:#3DD6C6;
      --mint-2:#2BC4B6;
      --bg:#FAF7F2;
      --bg-soft:#F3EEF9;
      --card:#FFFFFF;
      --text:#252230;
      --muted:#6F6878;
      --muted-2:#8A8195;
      --border:#E8DFEF;
      --dark:#201B2B;
      --dark-2:#2D253B;
      --radius-sm:14px;
      --radius:22px;
      --radius-lg:32px;
      --shadow:0 18px 55px rgba(91,42,134,.12);
      --shadow-hover:0 24px 70px rgba(91,42,134,.18);
      --container:1160px;
      --ease:all .24s ease;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family:system-ui,-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
      color:var(--text);
      background:
        radial-gradient(circle at 10% 0%, rgba(255,179,71,.22), transparent 32%),
        radial-gradient(circle at 90% 8%, rgba(61,214,198,.18), transparent 34%),
        linear-gradient(180deg, #fffaf3 0%, var(--bg) 44%, #fff 100%);
      line-height:1.78;
      overflow-x:hidden;
    }
    a{color:inherit;text-decoration:none;transition:var(--ease)}
    a:hover{color:var(--primary)}
    img,svg{max-width:100%;display:block}
    button,input,textarea{font:inherit}
    ::selection{background:rgba(255,179,71,.45);color:var(--text)}
    :focus-visible{
      outline:3px solid rgba(61,214,198,.58);
      outline-offset:3px;
      border-radius:12px;
    }
    .container{max-width:var(--container)}
    .section{padding:84px 0}
    .section-tight{padding:58px 0}
    .eyebrow{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:7px 13px;
      border-radius:999px;
      background:rgba(91,42,134,.08);
      border:1px solid rgba(91,42,134,.12);
      color:var(--primary);
      font-size:13px;
      font-weight:700;
      line-height:1.2;
    }
    .eyebrow::before{
      content:"";
      width:8px;
      height:8px;
      border-radius:999px;
      background:linear-gradient(135deg,var(--accent),var(--mint));
      box-shadow:0 0 0 5px rgba(255,179,71,.14);
    }
    .section-title{
      margin:14px 0 12px;
      font-size:34px;
      line-height:1.22;
      letter-spacing:-.02em;
      font-weight:850;
      color:var(--text);
    }
    .section-desc{
      max-width:760px;
      margin:0;
      color:var(--muted);
      font-size:16px;
    }
    .site-header{
      position:sticky;
      top:0;
      z-index:1000;
      background:rgba(250,247,242,.86);
      backdrop-filter:blur(18px);
      border-bottom:1px solid rgba(232,223,239,.76);
    }
    .navbar{
      padding:14px 0;
    }
    .brand-wrap{
      display:flex;
      align-items:center;
      gap:11px;
      min-width:0;
    }
    .brand-mark{
      width:42px;
      height:42px;
      border-radius:15px;
      display:grid;
      place-items:center;
      color:#fff;
      font-weight:900;
      background:
        linear-gradient(135deg,var(--primary) 0%, var(--primary-2) 48%, var(--accent) 100%);
      box-shadow:0 12px 28px rgba(91,42,134,.24);
      flex:0 0 auto;
    }
    .brand-text{
      display:flex;
      flex-direction:column;
      line-height:1.18;
      min-width:0;
    }
    .brand-name{
      font-weight:850;
      color:var(--text);
      font-size:16px;
      white-space:nowrap;
    }
    .brand-sub{
      color:var(--muted-2);
      font-size:12px;
      white-space:nowrap;
    }
    .navbar-toggler{
      border:0;
      padding:8px 10px;
      border-radius:14px;
      background:#fff;
      box-shadow:0 8px 22px rgba(91,42,134,.09);
    }
    .navbar-toggler:focus{box-shadow:0 0 0 3px rgba(61,214,198,.35)}
    .segment-nav{
      display:flex;
      align-items:center;
      gap:8px;
      padding:7px;
      background:#fff;
      border:1px solid var(--border);
      border-radius:999px;
      box-shadow:0 10px 30px rgba(91,42,134,.07);
    }
    .segment-nav .nav-link{
      padding:9px 16px;
      border-radius:999px;
      color:var(--muted);
      font-size:14px;
      font-weight:750;
      white-space:nowrap;
    }
    .segment-nav .nav-link:hover{
      background:rgba(91,42,134,.07);
      color:var(--primary);
      transform:translateY(-1px);
    }
    .segment-nav .nav-link.active{
      color:#fff;
      background:linear-gradient(135deg,var(--primary),var(--accent-2));
      box-shadow:0 10px 24px rgba(255,159,67,.22);
    }
    .nav-actions{display:flex;align-items:center;gap:10px}
    .btn-custom{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:9px;
      border:0;
      border-radius:999px;
      padding:12px 20px;
      font-weight:800;
      font-size:14px;
      line-height:1.2;
      transition:var(--ease);
      min-height:44px;
    }
    .btn-main{
      background:linear-gradient(135deg,var(--primary),var(--primary-2));
      color:#fff;
      box-shadow:0 14px 32px rgba(91,42,134,.22);
    }
    .btn-main:hover{
      color:#fff;
      transform:translateY(-2px);
      box-shadow:0 18px 42px rgba(91,42,134,.28);
    }
    .btn-warm{
      background:linear-gradient(135deg,var(--accent),var(--accent-2));
      color:#2a2032;
      box-shadow:0 14px 34px rgba(255,159,67,.25);
    }
    .btn-warm:hover{
      color:#2a2032;
      transform:translateY(-2px);
      box-shadow:0 18px 42px rgba(255,159,67,.32);
    }
    .btn-ghost{
      background:#fff;
      color:var(--primary);
      border:1px solid var(--border);
      box-shadow:0 10px 28px rgba(91,42,134,.08);
    }
    .btn-ghost:hover{
      border-color:rgba(255,179,71,.8);
      color:var(--primary);
      transform:translateY(-2px);
      box-shadow:var(--shadow);
    }
    .hero-section{
      padding:58px 0 34px;
      position:relative;
    }
    .hero-title{
      margin:18px 0 18px;
      font-size:52px;
      line-height:1.14;
      letter-spacing:-.045em;
      font-weight:900;
      color:var(--text);
    }
    .hero-title .highlight{
      background:linear-gradient(135deg,var(--primary),var(--accent-2));
      -webkit-background-clip:text;
      background-clip:text;
      color:transparent;
    }
    .hero-lead{
      max-width:690px;
      margin:0 0 26px;
      color:var(--muted);
      font-size:17px;
      line-height:1.9;
    }
    .hero-actions{display:flex;flex-wrap:wrap;gap:13px;margin-bottom:28px}
    .hero-note{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
      color:var(--muted-2);
      font-size:13px;
    }
    .note-pill{
      display:inline-flex;
      align-items:center;
      gap:7px;
      padding:7px 11px;
      border-radius:999px;
      border:1px solid rgba(232,223,239,.9);
      background:rgba(255,255,255,.72);
    }
    .note-pill i{
      width:7px;
      height:7px;
      background:var(--mint);
      border-radius:999px;
      display:inline-block;
    }
    .hero-card{
      position:relative;
      border-radius:var(--radius-lg);
      padding:28px;
      min-height:500px;
      overflow:hidden;
      background:
        radial-gradient(circle at 85% 12%, rgba(255,179,71,.42), transparent 29%),
        radial-gradient(circle at 12% 90%, rgba(61,214,198,.28), transparent 32%),
        linear-gradient(145deg,#5B2A86 0%, #342342 58%, #201B2B 100%);
      box-shadow:0 28px 80px rgba(32,27,43,.28);
      color:#fff;
    }
    .hero-card::before{
      content:"";
      position:absolute;
      inset:18px;
      border-radius:26px;
      border:1px solid rgba(255,255,255,.12);
      pointer-events:none;
    }
    .cover-top{
      position:relative;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:14px;
      z-index:1;
      margin-bottom:28px;
    }
    .cover-title{font-weight:850;font-size:18px}
    .cover-badge{
      padding:7px 12px;
      border-radius:999px;
      background:rgba(255,255,255,.13);
      border:1px solid rgba(255,255,255,.18);
      font-size:12px;
      font-weight:750;
    }
    .subtitle-lines{
      position:relative;
      z-index:1;
      display:grid;
      gap:12px;
      margin:18px 0 26px;
    }
    .subtitle-line{
      display:flex;
      align-items:center;
      gap:10px;
      padding:13px 15px;
      border-radius:18px;
      background:rgba(255,255,255,.11);
      border:1px solid rgba(255,255,255,.14);
    }
    .line-dot{
      width:9px;height:9px;border-radius:999px;background:var(--accent);
      box-shadow:0 0 0 5px rgba(255,179,71,.16);
      flex:0 0 auto;
    }
    .line-text{height:9px;border-radius:999px;background:rgba(255,255,255,.68)}
    .line-text.w1{width:78%}.line-text.w2{width:62%}.line-text.w3{width:86%}
    .cover-panel{
      position:relative;
      z-index:1;
      display:grid;
      grid-template-columns:1fr 1fr;
      gap:14px;
      margin-top:20px;
    }
    .mini-panel{
      padding:18px;
      border-radius:22px;
      background:rgba(255,255,255,.12);
      border:1px solid rgba(255,255,255,.15);
    }
    .mini-panel strong{
      display:block;
      font-size:26px;
      line-height:1;
      margin-bottom:8px;
    }
    .mini-panel span{font-size:13px;color:rgba(255,255,255,.78)}
    .tag-cloud{
      position:relative;
      z-index:1;
      display:flex;
      flex-wrap:wrap;
      gap:10px;
      margin-top:18px;
    }
    .tag-cloud span{
      padding:8px 11px;
      border-radius:999px;
      background:rgba(255,255,255,.12);
      border:1px solid rgba(255,255,255,.14);
      color:rgba(255,255,255,.86);
      font-size:12px;
      font-weight:750;
    }
    .floating-chip{
      position:absolute;
      right:24px;
      bottom:24px;
      padding:12px 16px;
      border-radius:18px;
      background:#fff;
      color:var(--primary);
      font-weight:850;
      box-shadow:0 16px 38px rgba(0,0,0,.16);
      z-index:2;
    }
    .stats-strip{
      margin-top:28px;
      display:grid;
      grid-template-columns:repeat(4,1fr);
      gap:14px;
    }
    .stat-badge{
      padding:18px 18px;
      border-radius:22px;
      background:rgba(255,255,255,.82);
      border:1px solid var(--border);
      box-shadow:0 12px 34px rgba(91,42,134,.08);
      transition:var(--ease);
    }
    .stat-badge:hover{
      transform:translateY(-3px);
      box-shadow:var(--shadow);
      border-color:rgba(255,179,71,.78);
    }
    .stat-num{
      display:block;
      font-size:27px;
      font-weight:900;
      color:var(--primary);
      line-height:1.1;
    }
    .stat-label{
      display:block;
      margin-top:7px;
      color:var(--muted);
      font-size:13px;
      font-weight:650;
    }
    .directory-band{
      background:linear-gradient(180deg, rgba(243,238,249,.76), rgba(255,255,255,.78));
      border-top:1px solid rgba(232,223,239,.8);
      border-bottom:1px solid rgba(232,223,239,.8);
    }
    .chip-row{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
      margin:24px 0 26px;
    }
    .topic-chip{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:10px 15px;
      border-radius:999px;
      background:#fff;
      border:1px solid var(--border);
      color:var(--muted);
      font-size:13px;
      font-weight:800;
      box-shadow:0 8px 20px rgba(91,42,134,.05);
    }
    .topic-chip.active,.topic-chip:hover{
      color:#fff;
      border-color:transparent;
      background:linear-gradient(135deg,var(--primary),var(--accent-2));
      transform:translateY(-2px);
      box-shadow:0 12px 28px rgba(255,159,67,.18);
    }
    .collection-grid{
      display:grid;
      grid-template-columns:1.2fr .8fr;
      gap:18px;
      align-items:stretch;
    }
    .directory-card,.topic-card,.feature-card,.recommend-card{
      background:var(--card);
      border:1px solid var(--border);
      border-radius:var(--radius);
      box-shadow:0 12px 36px rgba(91,42,134,.07);
      transition:var(--ease);
      overflow:hidden;
    }
    .directory-card:hover,.topic-card:hover,.feature-card:hover,.recommend-card:hover{
      transform:translateY(-4px);
      border-color:rgba(255,179,71,.85);
      box-shadow:var(--shadow-hover);
    }
    .directory-card{
      padding:28px;
      min-height:100%;
      position:relative;
    }
    .directory-card.large{
      background:
        radial-gradient(circle at 95% 5%, rgba(255,179,71,.2), transparent 34%),
        linear-gradient(135deg,#fff,#fbf7ff);
    }
    .card-topline{
      height:5px;
      width:78px;
      border-radius:999px;
      background:linear-gradient(90deg,var(--primary),var(--accent));
      margin-bottom:18px;
    }
    .card-label{
      display:inline-flex;
      align-items:center;
      padding:6px 10px;
      border-radius:999px;
      background:rgba(61,214,198,.12);
      color:#187c73;
      font-size:12px;
      font-weight:850;
      margin-bottom:14px;
    }
    .directory-card h3,.topic-card h3,.feature-card h3,.recommend-card h3{
      margin:0 0 10px;
      font-size:21px;
      line-height:1.35;
      font-weight:850;
      color:var(--text);
    }
    .directory-card p,.topic-card p,.feature-card p,.recommend-card p{
      margin:0 0 18px;
      color:var(--muted);
      font-size:14.5px;
      line-height:1.75;
    }
    .card-meta{
      display:flex;
      flex-wrap:wrap;
      gap:8px;
      margin-top:auto;
    }
    .meta-tag{
      display:inline-flex;
      align-items:center;
      padding:6px 10px;
      border-radius:999px;
      background:var(--bg-soft);
      color:var(--primary);
      font-size:12px;
      font-weight:800;
    }
    .arrow-link{
      display:inline-flex;
      align-items:center;
      gap:8px;
      margin-top:16px;
      color:var(--primary);
      font-weight:850;
      font-size:14px;
    }
    .arrow-link::after{
      content:"→";
      transition:var(--ease);
    }
    .arrow-link:hover::after{transform:translateX(4px)}
    .directory-side{
      display:grid;
      gap:18px;
    }
    .featured-layout{
      display:grid;
      grid-template-columns:1.15fr .85fr;
      gap:18px;
      margin-top:30px;
    }
    .featured-right{
      display:grid;
      gap:18px;
    }
    .topic-card{
      padding:24px;
      position:relative;
    }
    .topic-card.big{
      padding:32px;
      min-height:350px;
      background:
        radial-gradient(circle at 86% 14%, rgba(61,214,198,.16), transparent 30%),
        linear-gradient(135deg,#fff,#fff8ed);
    }
    .topic-card.big h3{font-size:26px}
    .topic-card.compact{
      display:flex;
      gap:16px;
      align-items:flex-start;
    }
    .topic-icon{
      width:46px;
      height:46px;
      border-radius:16px;
      display:grid;
      place-items:center;
      color:#fff;
      font-weight:900;
      background:linear-gradient(135deg,var(--primary),var(--mint));
      box-shadow:0 10px 24px rgba(91,42,134,.15);
      flex:0 0 auto;
    }
    .progress-box{
      margin-top:24px;
      display:grid;
      gap:14px;
    }
    .progress-item span{
      display:flex;
      justify-content:space-between;
      gap:14px;
      color:var(--muted);
      font-size:13px;
      font-weight:750;
      margin-bottom:7px;
    }
    .soft-progress{
      height:9px;
      border-radius:999px;
      background:#efe7f5;
      overflow:hidden;
    }
    .soft-progress i{
      display:block;
      height:100%;
      border-radius:999px;
      background:linear-gradient(90deg,var(--primary),var(--accent));
    }
    .proof-band{
      border-radius:var(--radius-lg);
      padding:32px;
      background:linear-gradient(135deg,var(--dark),#3a2551);
      color:#fff;
      box-shadow:0 24px 70px rgba(32,27,43,.18);
      overflow:hidden;
      position:relative;
    }
    .proof-band::after{
      content:"";
      position:absolute;
      width:220px;
      height:220px;
      right:-90px;
      top:-80px;
      border-radius:999px;
      background:rgba(255,179,71,.18);
    }
    .proof-grid{
      display:grid;
      grid-template-columns:repeat(3,1fr);
      gap:16px;
      margin-top:22px;
      position:relative;
      z-index:1;
    }
    .proof-item{
      padding:18px;
      border-radius:20px;
      background:rgba(255,255,255,.1);
      border:1px solid rgba(255,255,255,.14);
    }
    .proof-item strong{
      display:block;
      font-size:22px;
      margin-bottom:6px;
      color:#fff;
    }
    .proof-item span{color:rgba(255,255,255,.76);font-size:13px}
    .recommend-grid{
      display:grid;
      grid-template-columns:repeat(2,1fr);
      gap:18px;
      margin-top:28px;
    }
    .recommend-card{
      padding:28px;
      background:
        radial-gradient(circle at 90% 0%, rgba(255,179,71,.18), transparent 30%),
        #fff;
    }
    .recommend-card.alt{
      background:
        radial-gradient(circle at 90% 0%, rgba(61,214,198,.16), transparent 30%),
        #fff;
    }
    .faq-section .accordion{
      margin-top:28px;
      display:grid;
      gap:12px;
    }
    .faq-section .accordion-item{
      border:1px solid var(--border);
      border-radius:20px;
      overflow:hidden;
      background:#fff;
      box-shadow:0 10px 28px rgba(91,42,134,.06);
    }
    .faq-section .accordion-button{
      padding:20px 22px;
      font-weight:850;
      color:var(--text);
      background:#fff;
      box-shadow:none;
      line-height:1.45;
    }
    .faq-section .accordion-button:not(.collapsed){
      color:var(--primary);
      background:linear-gradient(135deg,rgba(91,42,134,.07),rgba(255,179,71,.1));
      box-shadow:none;
    }
    .faq-section .accordion-button:focus{box-shadow:none}
    .faq-section .accordion-button::after{
      width:34px;
      height:34px;
      border-radius:999px;
      background-color:rgba(91,42,134,.08);
      background-position:center;
      background-size:14px;
    }
    .faq-section .accordion-body{
      padding:0 22px 22px;
      color:var(--muted);
      font-size:15px;
      line-height:1.85;
    }
    .cta-band{
      border-radius:var(--radius-lg);
      padding:40px;
      background:
        radial-gradient(circle at 12% 12%, rgba(255,179,71,.35), transparent 30%),
        linear-gradient(135deg,var(--primary),#2b203b);
      color:#fff;
      box-shadow:0 28px 78px rgba(91,42,134,.24);
      position:relative;
      overflow:hidden;
    }
    .cta-band::after{
      content:"";
      position:absolute;
      right:-60px;
      bottom:-80px;
      width:260px;
      height:260px;
      border-radius:999px;
      background:rgba(61,214,198,.16);
    }
    .cta-band h2{
      position:relative;
      z-index:1;
      margin:0 0 12px;
      font-size:32px;
      font-weight:900;
      line-height:1.25;
    }
    .cta-band p{
      position:relative;
      z-index:1;
      margin:0;
      color:rgba(255,255,255,.78);
      max-width:680px;
    }
    .cta-actions{
      position:relative;
      z-index:1;
      display:flex;
      flex-wrap:wrap;
      gap:12px;
      margin-top:24px;
    }
    .btn-white{
      background:#fff;
      color:var(--primary);
      box-shadow:0 14px 32px rgba(0,0,0,.12);
    }
    .btn-white:hover{color:var(--primary);transform:translateY(-2px)}
    .site-footer{
      padding:58px 0 28px;
      background:var(--dark);
      color:rgba(255,255,255,.72);
    }
    .footer-grid{
      display:grid;
      grid-template-columns:1.35fr .8fr .8fr;
      gap:34px;
      align-items:start;
    }
    .footer-brand{
      display:flex;
      align-items:center;
      gap:12px;
      margin-bottom:16px;
    }
    .footer-brand .brand-mark{box-shadow:none}
    .footer-brand strong{color:#fff;font-size:17px}
    .footer-text{
      max-width:520px;
      margin:0;
      color:rgba(255,255,255,.68);
      font-size:14px;
      line-height:1.85;
    }
    .footer-title{
      color:#fff;
      font-weight:850;
      margin-bottom:14px;
      font-size:15px;
    }
    .footer-links{
      display:grid;
      gap:10px;
      padding:0;
      margin:0;
      list-style:none;
    }
    .footer-links a{
      color:rgba(255,255,255,.68);
      font-size:14px;
    }
    .footer-links a:hover{color:var(--accent)}
    .footer-bottom{
      display:flex;
      justify-content:space-between;
      gap:16px;
      flex-wrap:wrap;
      margin-top:36px;
      padding-top:22px;
      border-top:1px solid rgba(255,255,255,.1);
      font-size:13px;
      color:rgba(255,255,255,.55);
    }
    @media (max-width:991.98px){
      .navbar-collapse{
        padding:16px 0 4px;
      }
      .segment-nav{
        border-radius:22px;
        align-items:stretch;
        overflow-x:auto;
        justify-content:flex-start;
        margin:8px 0 14px;
      }
      .nav-actions{justify-content:flex-start}
      .hero-title{font-size:40px}
      .hero-card{min-height:430px;margin-top:26px}
      .stats-strip{grid-template-columns:repeat(2,1fr)}
      .collection-grid,.featured-layout{grid-template-columns:1fr}
      .proof-grid{grid-template-columns:1fr}
      .footer-grid{grid-template-columns:1fr 1fr}
    }
    @media (max-width:767.98px){
      .section{padding:60px 0}
      .section-tight{padding:44px 0}
      .hero-section{padding:38px 0 22px}
      .hero-title{font-size:34px;letter-spacing:-.03em}
      .hero-lead{font-size:16px}
      .hero-actions .btn-custom{width:100%}
      .hero-card{border-radius:24px;padding:22px;min-height:auto}
      .cover-panel{grid-template-columns:1fr}
      .floating-chip{position:relative;right:auto;bottom:auto;display:inline-flex;margin-top:18px}
      .stats-strip,.recommend-grid{grid-template-columns:1fr}
      .section-title{font-size:27px}
      .topic-card.compact{flex-direction:column}
      .proof-band,.cta-band{padding:26px;border-radius:24px}
      .cta-band h2{font-size:26px}
      .footer-grid{grid-template-columns:1fr}
    }
    @media (max-width:575.98px){
      .container{padding-left:16px;padding-right:16px}
      .brand-name{font-size:14px;max-width:220px;overflow:hidden;text-overflow:ellipsis}
      .brand-sub{display:none}
      .segment-nav .nav-link{padding:9px 12px;font-size:13px}
      .hero-title{font-size:31px}
      .directory-card,.topic-card,.recommend-card{padding:22px}
      .topic-card.big{padding:24px}
      .chip-row{flex-wrap:nowrap;overflow-x:auto;padding-bottom:4px}
      .topic-chip{white-space:nowrap}
      .footer-bottom{display:grid}
    }

/* roulang page: category1 */
:root {
      --color-primary: #5B2A86;
      --color-primary-2: #6433A3;
      --color-warm: #FFB347;
      --color-warm-2: #FF9F43;
      --color-mint: #2BC4B6;
      --color-bg: #FAF7F2;
      --color-bg-soft: #F3EEF9;
      --color-card: #FFFFFF;
      --color-text: #252230;
      --color-muted: #6F6878;
      --color-border: #E8DFEF;
      --color-footer: #201B2B;
      --radius-pill: 999px;
      --radius-sm: 16px;
      --radius-md: 22px;
      --radius-lg: 32px;
      --shadow-soft: 0 16px 46px rgba(91, 42, 134, .10);
      --shadow-hover: 0 24px 64px rgba(91, 42, 134, .16);
      --shadow-warm: 0 16px 42px rgba(255, 159, 67, .16);
      --container-max: 1160px;
      --ease: all .24s ease;
    }

    * {
      box-sizing: border-box;
    }

    html {
      scroll-behavior: smooth;
    }

    body {
      margin: 0;
      font-family: system-ui, -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
      color: var(--color-text);
      background:
        radial-gradient(circle at 8% 6%, rgba(255, 179, 71, .18), transparent 32%),
        radial-gradient(circle at 92% 12%, rgba(43, 196, 182, .13), transparent 30%),
        linear-gradient(180deg, #fffaf3 0%, var(--color-bg) 42%, #fff 100%);
      line-height: 1.78;
      overflow-x: hidden;
    }

    a {
      color: inherit;
      text-decoration: none;
      transition: var(--ease);
    }

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

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

    button, input, textarea {
      font: inherit;
    }

    ::selection {
      background: rgba(255, 179, 71, .38);
      color: var(--color-text);
    }

    :focus-visible {
      outline: 3px solid rgba(43, 196, 182, .42);
      outline-offset: 3px;
      border-radius: 12px;
    }

    .container {
      max-width: var(--container-max);
    }

    .site-header {
      position: sticky;
      top: 0;
      z-index: 1000;
      padding: 14px 0;
      background: rgba(250, 247, 242, .86);
      backdrop-filter: blur(18px);
      border-bottom: 1px solid rgba(232, 223, 239, .78);
    }

    .site-header .navbar {
      padding: 0;
    }

    .brand-wrap {
      display: inline-flex;
      align-items: center;
      gap: 12px;
      min-width: 260px;
      padding: 0;
    }

    .brand-mark {
      width: 42px;
      height: 42px;
      border-radius: 15px;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      flex: 0 0 42px;
      color: #fff;
      font-weight: 900;
      background: linear-gradient(135deg, var(--color-primary), var(--color-warm));
      box-shadow: 0 12px 28px rgba(91, 42, 134, .22);
    }

    .brand-text {
      display: flex;
      flex-direction: column;
      line-height: 1.2;
    }

    .brand-name {
      font-size: 15px;
      font-weight: 900;
      color: var(--color-text);
      letter-spacing: -.2px;
    }

    .brand-sub {
      margin-top: 3px;
      font-size: 12px;
      color: var(--color-muted);
      font-weight: 600;
    }

    .segment-nav {
      display: inline-flex;
      align-items: center;
      gap: 7px;
      padding: 7px;
      border: 1px solid rgba(232, 223, 239, .9);
      border-radius: var(--radius-pill);
      background: rgba(255, 255, 255, .72);
      box-shadow: 0 10px 28px rgba(91, 42, 134, .06);
    }

    .segment-nav .nav-link {
      border-radius: var(--radius-pill);
      padding: 9px 16px;
      font-size: 14px;
      font-weight: 800;
      color: var(--color-muted);
      white-space: nowrap;
    }

    .segment-nav .nav-link:hover {
      color: var(--color-primary);
      background: rgba(243, 238, 249, .95);
      transform: translateY(-1px);
    }

    .segment-nav .nav-link.active {
      color: #fff;
      background: linear-gradient(135deg, var(--color-primary), var(--color-warm-2));
      box-shadow: var(--shadow-warm);
    }

    .nav-actions {
      display: flex;
      align-items: center;
      gap: 10px;
      margin-left: 18px;
    }

    .navbar-toggler {
      border: 1px solid var(--color-border);
      border-radius: 14px;
      padding: 8px 10px;
      background: #fff;
      box-shadow: 0 8px 22px rgba(91, 42, 134, .08);
    }

    .navbar-toggler:focus {
      box-shadow: 0 0 0 4px rgba(43, 196, 182, .18);
    }

    .btn-custom {
      display: inline-flex;
      align-items: center;
      justify-content: center;
           gap: 8px;
      min-height: 44px;
      padding: 11px 18px;
      border: 0;
      border-radius: var(--radius-pill);
      font-weight: 900;
      font-size: 14px;
      line-height: 1;
      cursor: pointer;
      transition: var(--ease);
    }

    .btn-main {
      color: #fff;
      background: linear-gradient(135deg, var(--color-primary), var(--color-warm-2));
      box-shadow: 0 14px 34px rgba(91, 42, 134, .18);
    }

    .btn-main:hover {
      color: #fff;
      transform: translateY(-2px);
      box-shadow: 0 20px 44px rgba(91, 42, 134, .24);
    }

    .btn-ghost {
      color: var(--color-primary);
      background: #fff;
      border: 1px solid var(--color-border);
      box-shadow: 0 10px 26px rgba(91, 42, 134, .08);
    }

    .btn-ghost:hover {
      color: var(--color-primary);
      border-color: rgba(255, 159, 67, .7);
      transform: translateY(-2px);
      box-shadow: var(--shadow-soft);
    }

    .page-main {
      position: relative;
      z-index: 1;
    }

    .section-space {
      padding: 84px 0;
    }

    .section-space-sm {
      padding: 62px 0;
    }

    .hero-section {
      padding: 58px 0 76px;
    }

    .eyebrow {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      margin-bottom: 18px;
      padding: 8px 13px;
      border: 1px solid rgba(232, 223, 239, .94);
      border-radius: var(--radius-pill);
      background: rgba(255, 255, 255, .72);
      color: var(--color-primary);
      font-size: 13px;
      font-weight: 900;
      box-shadow: 0 10px 26px rgba(91, 42, 134, .06);
    }

    .eyebrow::before {
      content: "";
      width: 9px;
      height: 9px;
      border-radius: 50%;
      background: var(--color-mint);
      box-shadow: 0 0 0 5px rgba(43, 196, 182, .16);
    }

    .hero-title {
      margin: 0;
      font-size: clamp(32px, 5vw, 52px);
      line-height: 1.15;
      font-weight: 950;
      letter-spacing: -.9px;
      color: var(--color-text);
    }

    .hero-title .accent {
      color: var(--color-primary);
      background: linear-gradient(135deg, var(--color-primary), var(--color-warm-2));
      -webkit-background-clip: text;
      background-clip: text;
      -webkit-text-fill-color: transparent;
    }

    .hero-lead {
      margin: 22px 0 0;
      max-width: 690px;
      color: var(--color-muted);
      font-size: 17px;
      line-height: 1.9;
    }

    .hero-actions {
      display: flex;
      flex-wrap: wrap;
      gap: 12px;
      margin-top: 30px;
    }

    .mini-badges {
      display: flex;
      flex-wrap: wrap;
      gap: 10px;
      margin-top: 26px;
    }

    .mini-badge,
    .tag-chip {
      display: inline-flex;
      align-items: center;
      gap: 7px;
      padding: 8px 12px;
      border-radius: var(--radius-pill);
      border: 1px solid var(--color-border);
      background: rgba(255, 255, 255, .78);
      color: var(--color-muted);
      font-size: 13px;
      font-weight: 800;
      transition: var(--ease);
    }

    .mini-badge strong {
      color: var(--color-primary);
    }

    .tag-chip:hover,
    .tag-chip.active {
      color: #fff;
      border-color: transparent;
      background: linear-gradient(135deg, var(--color-primary), var(--color-warm-2));
      transform: translateY(-2px);
      box-shadow: var(--shadow-warm);
    }

    .hero-panel {
      position: relative;
      padding: 28px;
      border-radius: var(--radius-lg);
      background:
        radial-gradient(circle at 20% 10%, rgba(255, 179, 71, .28), transparent 34%),
        radial-gradient(circle at 88% 4%, rgba(43, 196, 182, .22), transparent 30%),
        linear-gradient(145deg, #fff, #f8f1ff);
      border: 1px solid rgba(232, 223, 239, .92);
      box-shadow: var(--shadow-soft);
      overflow: hidden;
    }

    .hero-panel::after {
      content: "字";
      position: absolute;
      right: -10px;
      bottom: -46px;
      font-size: 148px;
      line-height: 1;
      font-weight: 950;
      color: rgba(91, 42, 134, .055);
      pointer-events: none;
    }

    .panel-top {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 16px;
      margin-bottom: 24px;
      position: relative;
      z-index: 1;
    }

    .panel-title {
      font-size: 18px;
      font-weight: 950;
      color: var(--color-text);
    }

    .panel-status {
      display: inline-flex;
      align-items: center;
      gap: 7px;
      padding: 7px 11px;
      border-radius: var(--radius-pill);
      background: rgba(43, 196, 182, .12);
      color: #147d74;
      font-size: 12px;
      font-weight: 900;
    }

    .panel-status::before {
      content: "";
      width: 8px;
      height: 8px;
      border-radius: 50%;
      background: var(--color-mint);
    }

    .subtitle-lines {
      display: grid;
      gap: 12px;
      position: relative;
      z-index: 1;
    }

    .subtitle-line {
      padding: 16px;
      border-radius: 18px;
      background: rgba(255, 255, 255, .82);
      border: 1px solid rgba(232, 223, 239, .88);
      box-shadow: 0 12px 26px rgba(91, 42, 134, .06);
    }

    .subtitle-line .line-head {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 12px;
      margin-bottom: 9px;
      font-size: 13px;
      font-weight: 900;
      color: var(--color-primary);
    }

    .bar {
      height: 8px;
      border-radius: var(--radius-pill);
      background: #efe6f5;
      overflow: hidden;
    }

    .bar span {
      display: block;
      height: 100%;
      border-radius: inherit;
      background: linear-gradient(90deg, var(--color-primary), var(--color-warm));
    }

    .panel-note {
      position: relative;
      z-index: 1;
      margin-top: 18px;
      padding: 15px 16px;
      border-radius: 18px;
      background: rgba(91, 42, 134, .08);
      color: var(--color-muted);
      font-size: 14px;
      line-height: 1.7;
    }

    .stats-strip {
      margin-top: -34px;
      position: relative;
      z-index: 2;
    }

    .stat-wrap {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 14px;
      padding: 14px;
      border-radius: 28px;
      background: rgba(255, 255, 255, .78);
      border: 1px solid var(--color-border);
      box-shadow: var(--shadow-soft);
      backdrop-filter: blur(16px);
    }

    .stat-badge {
      padding: 18px;
      border-radius: 22px;
      background: linear-gradient(145deg, #fff, #fbf7ff);
      border: 1px solid rgba(232, 223, 239, .82);
    }

    .stat-number {
      display: block;
      color: var(--color-primary);
      font-size: 26px;
      font-weight: 950;
      line-height: 1;
    }

    .stat-label {
      display: block;
      margin-top: 8px;
      color: var(--color-muted);
      font-size: 13px;
      font-weight: 750;
    }

    .section-head {
      display: flex;
      align-items: end;
      justify-content: space-between;
      gap: 20px;
      margin-bottom: 30px;
    }

    .section-kicker {
      display: inline-flex;
      margin-bottom: 10px;
      color: var(--color-primary);
      font-size: 13px;
      font-weight: 950;
    }

    .section-title {
      margin: 0;
      font-size: clamp(25px, 3vw, 34px);
      line-height: 1.24;
      font-weight: 950;
      letter-spacing: -.45px;
    }

    .section-desc {
      max-width: 600px;
      margin: 10px 0 0;
      color: var(--color-muted);
      font-size: 15.5px;
      line-height: 1.85;
    }

    .chip-row {
      display: flex;
      flex-wrap: wrap;
      gap: 10px;
    }

    .content-shell {
      display: grid;
      grid-template-columns: minmax(0, 1fr) 316px;
      gap: 26px;
      align-items: start;
    }

    .article-list {
      display: grid;
      gap: 16px;
    }

    .guide-card {
      position: relative;
      display: grid;
      grid-template-columns: 10px minmax(0, 1fr);
      gap: 0;
      border-radius: 24px;
      background: var(--color-card);
      border: 1px solid rgba(232, 223, 239, .92);
      box-shadow: 0 14px 34px rgba(91, 42, 134, .07);
      overflow: hidden;
      transition: var(--ease);
    }

    .guide-card:hover {
      transform: translateY(-4px);
      border-color: rgba(255, 159, 67, .72);
      box-shadow: var(--shadow-hover);
    }

    .guide-card .color-rail {
      background: linear-gradient(180deg, var(--color-primary), var(--color-warm));
    }

    .guide-card:nth-child(2n) .color-rail {
      background: linear-gradient(180deg, var(--color-mint), var(--color-primary));
    }

    .guide-card-body {
      padding: 22px 24px;
    }

    .card-meta {
      display: flex;
      flex-wrap: wrap;
      align-items: center;
      gap: 9px;
      margin-bottom: 12px;
    }

    .label-soft {
      display: inline-flex;
      align-items: center;
      padding: 6px 10px;
      border-radius: var(--radius-pill);
      background: rgba(255, 179, 71, .16);
      color: #8a5415;
      font-size: 12px;
      font-weight: 900;
    }

    .label-mint {
      background: rgba(43, 196, 182, .12);
      color: #11756d;
    }

    .meta-text {
      color: var(--color-muted);
      font-size: 13px;
      font-weight: 700;
    }

    .guide-card h3 {
      margin: 0 0 9px;
      font-size: 20px;
      line-height: 1.35;
      font-weight: 950;
      color: var(--color-text);
    }

    .guide-card p {
      margin: 0;
      color: var(--color-muted);
      font-size: 15px;
      line-height: 1.78;
    }

    .card-link {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      margin-top: 16px;
      color: var(--color-primary);
      font-size: 14px;
      font-weight: 950;
    }

    .card-link:hover {
      gap: 12px;
      color: var(--color-warm-2);
    }

    .sidebar-stack {
      position: sticky;
      top: 96px;
      display: grid;
      gap: 16px;
    }

    .side-card {
      padding: 22px;
      border-radius: 24px;
      background: rgba(255, 255, 255, .78);
      border: 1px solid rgba(232, 223, 239, .92);
      box-shadow: 0 14px 34px rgba(91, 42, 134, .07);
    }

    .side-card h3 {
      margin: 0 0 14px;
      font-size: 18px;
      font-weight: 950;
    }

    .side-nav,
    .side-tags,
    .footer-links {
      margin: 0;
      padding: 0;
      list-style: none;
    }

    .side-nav li + li {
      margin-top: 9px;
    }

    .side-nav a {
      display: flex;
      justify-content: space-between;
      gap: 12px;
      padding: 10px 12px;
      border-radius: 15px;
      color: var(--color-muted);
      background: rgba(243, 238, 249, .58);
      font-size: 14px;
      font-weight: 800;
    }

    .side-nav a:hover {
      color: var(--color-primary);
      background: rgba(255, 179, 71, .15);
      transform: translateX(3px);
    }

    .side-tags {
      display: flex;
      flex-wrap: wrap;
      gap: 8px;
    }

    .side-tags li {
      padding: 7px 10px;
      border-radius: var(--radius-pill);
      background: rgba(91, 42, 134, .08);
      color: var(--color-primary);
      font-size: 12px;
      font-weight: 900;
    }

    .side-note {
      margin: 0;
      color: var(--color-muted);
      font-size: 14px;
      line-height: 1.78;
    }

    .recommend-grid {
      display: grid;
      grid-template-columns: 1.1fr .9fr;
      gap: 18px;
    }

    .recommend-card {
      min-height: 220px;
      padding: 28px;
      border-radius: 28px;
      border: 1px solid rgba(232, 223, 239, .88);
      background:
        radial-gradient(circle at 84% 18%, rgba(255, 179, 71, .22), transparent 35%),
        linear-gradient(135deg, #fff, #f7efff);
      box-shadow: var(--shadow-soft);
      transition: var(--ease);
    }

    .recommend-card:hover {
      transform: translateY(-4px);
      box-shadow: var(--shadow-hover);
      border-color: rgba(43, 196, 182, .55);
    }

    .recommend-card.dark {
      color: #fff;
      background:
        radial-gradient(circle at 16% 18%, rgba(255, 179, 71, .28), transparent 34%),
        linear-gradient(135deg, #372049, #5B2A86 56%, #7b3a8f);
      border-color: rgba(255, 255, 255, .12);
    }

    .recommend-card h3 {
      margin: 12px 0 10px;
      font-size: 23px;
      font-weight: 950;
    }

    .recommend-card p {
      margin: 0;
      color: var(--color-muted);
      font-size: 15px;
      line-height: 1.8;
    }

    .recommend-card.dark p {
      color: rgba(255, 255, 255, .78);
    }

    .recommend-card.dark .label-soft {
      color: #2e2238;
      background: var(--color-warm);
    }

    .faq-section {
      background: linear-gradient(180deg, rgba(243, 238, 249, .68), rgba(250, 247, 242, .2));
      border-top: 1px solid rgba(232, 223, 239, .72);
      border-bottom: 1px solid rgba(232, 223, 239, .72);
    }

    .faq-accordion {
      display: grid;
      gap: 14px;
    }

    .faq-accordion .accordion-item {
      border: 1px solid rgba(232, 223, 239, .92);
      border-radius: 22px;
      overflow: hidden;
      background: #fff;
      box-shadow: 0 12px 28px rgba(91, 42, 134, .06);
    }

    .faq-accordion .accordion-button {
      padding: 20px 22px;
      color: var(--color-text);
      background: #fff;
      font-weight: 950;
      font-size: 16px;
      box-shadow: none;
    }

    .faq-accordion .accordion-button:not(.collapsed) {
      color: var(--color-primary);
      background: linear-gradient(135deg, rgba(91, 42, 134, .08), rgba(255, 179, 71, .10));
    }

    .faq-accordion .accordion-button::after {
      width: 34px;
      height: 34px;
      border-radius: 50%;
      background-color: rgba(91, 42, 134, .09);
      background-position: center;
      background-size: 16px;
    }

    .faq-accordion .accordion-body {
      padding: 0 22px 22px;
      color: var(--color-muted);
      font-size: 15px;
      line-height: 1.85;
    }

    .cta-band {
      position: relative;
      overflow: hidden;
      padding: 40px;
      border-radius: 34px;
      color: #fff;
      background:
        radial-gradient(circle at 88% 14%, rgba(43, 196, 182, .32), transparent 32%),
        radial-gradient(circle at 12% 88%, rgba(255, 179, 71, .26), transparent 34%),
        linear-gradient(135deg, #30203f, var(--color-primary));
      box-shadow: 0 24px 68px rgba(91, 42, 134, .22);
    }

    .cta-band h2 {
      margin: 0;
      font-size: clamp(25px, 3vw, 34px);
      line-height: 1.28;
      font-weight: 950;
    }

    .cta-band p {
      max-width: 720px;
      margin: 14px 0 0;
      color: rgba(255, 255, 255, .78);
      font-size: 16px;
      line-height: 1.85;
    }

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

    .btn-light-custom {
      color: var(--color-primary);
      background: #fff;
      box-shadow: 0 14px 34px rgba(0, 0, 0, .12);
    }

    .btn-light-custom:hover {
      color: var(--color-primary);
      transform: translateY(-2px);
      background: #fff8ef;
    }

    .btn-warm {
      color: #2e2238;
      background: var(--color-warm);
      box-shadow: 0 14px 34px rgba(255, 179, 71, .2);
    }

    .btn-warm:hover {
      color: #2e2238;
      background: #ffc06a;
      transform: translateY(-2px);
    }

    .site-footer {
      margin-top: 84px;
      padding: 56px 0 26px;
      color: rgba(255, 255, 255, .76);
      background: var(--color-footer);
    }

    .footer-grid {
      display: grid;
      grid-template-columns: 1.45fr .8fr .8fr;
      gap: 34px;
      padding-bottom: 34px;
      border-bottom: 1px solid rgba(255, 255, 255, .1);
    }

    .footer-brand {
      display: inline-flex;
      align-items: center;
      gap: 12px;
      margin-bottom: 14px;
      color: #fff;
    }

    .footer-brand strong {
      font-size: 17px;
      font-weight: 950;
    }

    .footer-text {
      max-width: 470px;
      margin: 0;
      color: rgba(255, 255, 255, .68);
      font-size: 14.5px;
      line-height: 1.85;
    }

    .footer-title {
      margin-bottom: 14px;
      color: #fff;
      font-size: 15px;
      font-weight: 950;
    }

    .footer-links li + li {
      margin-top: 9px;
    }

    .footer-links a {
      color: rgba(255, 255, 255, .68);
      font-size: 14px;
    }

    .footer-links a:hover {
      color: var(--color-warm);
      padding-left: 4px;
    }

    .footer-bottom {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 16px;
      padding-top: 22px;
      color: rgba(255, 255, 255, .56);
      font-size: 13px;
      line-height: 1.7;
    }

    @media (max-width: 991.98px) {
      .brand-wrap {
        min-width: auto;
      }

      .site-header .navbar-collapse {
        margin-top: 14px;
        padding: 16px;
        border: 1px solid var(--color-border);
        border-radius: 24px;
        background: rgba(255, 255, 255, .92);
        box-shadow: var(--shadow-soft);
      }

      .segment-nav {
        width: 100%;
        overflow-x: auto;
        justify-content: flex-start;
        border-radius: 20px;
      }

      .nav-actions {
        margin: 14px 0 0;
      }

      .nav-actions .btn-custom {
        width: 100%;
      }

      .hero-section {
        padding: 44px 0 66px;
      }

      .hero-panel {
        margin-top: 30px;
      }

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

      .content-shell {
        grid-template-columns: 1fr;
      }

      .sidebar-stack {
        position: static;
        grid-template-columns: repeat(3, 1fr);
      }

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

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

      .footer-grid > div:first-child {
        grid-column: 1 / -1;
      }
    }

    @media (max-width: 767.98px) {
      .section-space {
        padding: 58px 0;
      }

      .section-space-sm {
        padding: 46px 0;
      }

      .section-head {
        display: block;
      }

      .chip-row {
        margin-top: 18px;
        flex-wrap: nowrap;
        overflow-x: auto;
        padding-bottom: 4px;
      }

      .tag-chip {
        flex: 0 0 auto;
      }

      .hero-actions,
      .cta-actions {
        display: grid;
        grid-template-columns: 1fr;
      }

      .btn-custom {
        width: 100%;
      }

      .stat-wrap {
        border-radius: 22px;
        padding: 10px;
        gap: 10px;
      }

      .stat-badge {
        padding: 15px;
        border-radius: 18px;
      }

      .guide-card-body {
        padding: 19px;
      }

      .sidebar-stack {
        grid-template-columns: 1fr;
      }

      .cta-band {
        padding: 28px 22px;
        border-radius: 26px;
      }

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

      .footer-bottom {
        align-items: flex-start;
        flex-direction: column;
      }
    }

    @media (max-width: 575.98px) {
      .container {
        padding-left: 16px;
        padding-right: 16px;
      }

      .brand-mark {
        width: 38px;
        height: 38px;
        flex-basis: 38px;
        border-radius: 13px;
      }

      .brand-name {
        max-width: 205px;
        font-size: 13px;
        white-space: nowrap;
        overflow: hidden;
        text-overflow: ellipsis;
      }

      .brand-sub {
        font-size: 11px;
      }

      .hero-section {
        padding-top: 34px;
      }

      .hero-lead {
        font-size: 15.5px;
      }

      .mini-badges {
        gap: 8px;
      }

      .hero-panel {
        padding: 20px;
        border-radius: 25px;
      }

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

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

      .guide-card {
        grid-template-columns: 8px minmax(0, 1fr);
        border-radius: 20px;
      }

      .guide-card h3 {
        font-size: 18px;
      }

      .recommend-card {
        min-height: auto;
        padding: 22px;
        border-radius: 24px;
      }
    }

/* roulang page: category2 */
:root {
      --color-primary: #5B2A86;
      --color-primary-2: #6433A3;
      --color-warm: #FFB347;
      --color-warm-2: #FF9F43;
      --color-mint: #3DD6C6;
      --color-bg: #FAF7F2;
      --color-bg-soft: #F3EEF9;
      --color-card: #FFFFFF;
      --color-text: #252230;
      --color-muted: #6F6878;
      --color-border: #E8DFEF;
      --color-footer: #201B2B;
      --radius-sm: 14px;
      --radius-md: 22px;
      --radius-lg: 32px;
      --radius-pill: 999px;
      --shadow-soft: 0 18px 48px rgba(91, 42, 134, .12);
      --shadow-card: 0 14px 36px rgba(91, 42, 134, .10);
      --shadow-hover: 0 24px 58px rgba(91, 42, 134, .18);
      --container-max: 1160px;
      --transition: .22s ease;
    }

    * {
      box-sizing: border-box;
    }

    html {
      scroll-behavior: smooth;
    }

    body {
      margin: 0;
      font-family: system-ui, -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
      color: var(--color-text);
      background:
        radial-gradient(circle at 8% 6%, rgba(255, 179, 71, .22), transparent 34%),
        radial-gradient(circle at 88% 12%, rgba(61, 214, 198, .20), transparent 28%),
        linear-gradient(180deg, #fffaf3 0%, var(--color-bg) 38%, #fbf8ff 100%);
      line-height: 1.75;
      overflow-x: hidden;
    }

    a {
      color: inherit;
      text-decoration: none;
      transition: color var(--transition), background var(--transition), border-color var(--transition), transform var(--transition), box-shadow var(--transition);
    }

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

    button, input, textarea {
      font-family: inherit;
    }

    ::selection {
      background: rgba(255, 179, 71, .45);
      color: var(--color-text);
    }

    :focus-visible {
      outline: 3px solid rgba(61, 214, 198, .62);
      outline-offset: 3px;
      border-radius: 10px;
    }

    .container {
      max-width: var(--container-max);
      padding-left: 20px;
      padding-right: 20px;
    }

    .section-space {
      padding: 86px 0;
    }

    .section-space-sm {
      padding: 62px 0;
    }

    .section-head {
      display: flex;
      align-items: flex-end;
      justify-content: space-between;
      gap: 24px;
      margin-bottom: 30px;
    }

    .section-kicker {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      padding: 7px 13px;
      border-radius: var(--radius-pill);
      background: rgba(91, 42, 134, .08);
      color: var(--color-primary);
      font-size: 13px;
      font-weight: 700;
      margin-bottom: 14px;
    }

    .section-kicker::before {
      content: "";
      width: 8px;
      height: 8px;
      border-radius: 50%;
      background: var(--color-mint);
      box-shadow: 0 0 0 5px rgba(61, 214, 198, .14);
    }

    h1, h2, h3, h4 {
      color: var(--color-text);
      margin: 0;
      font-weight: 800;
      letter-spacing: -.02em;
    }

    h1 {
      font-size: clamp(32px, 5vw, 54px);
      line-height: 1.16;
    }

    h2 {
      font-size: clamp(25px, 3vw, 34px);
      line-height: 1.22;
    }

    h3 {
      font-size: 20px;
      line-height: 1.35;
    }

    p {
      margin-top: 0;
      margin-bottom: 0;
    }

    .muted {
      color: var(--color-muted);
    }

    .btn-custom {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 8px;
      min-height: 44px;
      padding: 11px 19px;
      border-radius: var(--radius-pill);
      font-weight: 800;
      font-size: 14px;
      border: 1px solid transparent;
      white-space: nowrap;
      transition: transform var(--transition), box-shadow var(--transition), background var(--transition), border-color var(--transition);
    }

    .btn-custom:hover {
      transform: translateY(-2px);
    }

    .btn-main {
      color: #fff;
      background: linear-gradient(135deg, var(--color-primary), var(--color-warm-2));
      box-shadow: 0 12px 28px rgba(91, 42, 134, .20);
    }

    .btn-main:hover {
      color: #fff;
      box-shadow: 0 18px 38px rgba(91, 42, 134, .26);
    }

    .btn-ghost {
      color: var(--color-primary);
      background: rgba(255, 255, 255, .74);
      border-color: rgba(91, 42, 134, .16);
    }

    .btn-ghost:hover {
      color: var(--color-primary);
      background: #fff;
      border-color: rgba(255, 159, 67, .55);
      box-shadow: var(--shadow-card);
    }

    .site-header {
      position: sticky;
      top: 0;
      z-index: 1000;
      background: rgba(250, 247, 242, .86);
      backdrop-filter: blur(18px);
      border-bottom: 1px solid rgba(232, 223, 239, .72);
    }

    .site-header .navbar {
      padding: 14px 0;
    }

    .brand-wrap {
      display: inline-flex;
      align-items: center;
      gap: 12px;
      min-width: 260px;
      color: var(--color-text);
      padding: 0;
    }

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

    .brand-mark {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      width: 42px;
      height: 42px;
      flex: 0 0 42px;
      border-radius: 15px;
      color: #fff;
      font-weight: 900;
      background: linear-gradient(135deg, var(--color-primary), var(--color-warm-2));
      box-shadow: 0 14px 30px rgba(91, 42, 134, .20);
    }

    .brand-text {
      display: flex;
      flex-direction: column;
      line-height: 1.2;
    }

    .brand-name {
      font-size: 15px;
      font-weight: 900;
      letter-spacing: -.01em;
    }

    .brand-sub {
      margin-top: 3px;
      color: var(--color-muted);
      font-size: 12px;
      font-weight: 700;
    }

    .navbar-toggler {
      border: 1px solid var(--color-border);
      border-radius: 14px;
      padding: 9px 10px;
      background: rgba(255, 255, 255, .72);
      box-shadow: 0 8px 20px rgba(91, 42, 134, .08);
    }

    .navbar-toggler:focus {
      box-shadow: 0 0 0 4px rgba(61, 214, 198, .20);
    }

    .navbar-toggler-icon {
      width: 1.25em;
      height: 1.25em;
      background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='rgba%2837,34,48,.88%29' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2.4' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
    }

    .segment-nav {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      padding: 6px;
      border: 1px solid rgba(232, 223, 239, .95);
      border-radius: var(--radius-pill);
      background: rgba(255, 255, 255, .66);
      box-shadow: 0 12px 28px rgba(91, 42, 134, .06);
    }

    .segment-nav .nav-link {
      border-radius: var(--radius-pill);
      color: var(--color-muted);
      font-weight: 800;
      font-size: 14px;
      padding: 9px 16px;
      line-height: 1.1;
    }

    .segment-nav .nav-link:hover {
      color: var(--color-primary);
      background: rgba(91, 42, 134, .07);
      transform: translateY(-1px);
    }

    .segment-nav .nav-link.active {
      color: #fff;
      background: linear-gradient(135deg, var(--color-primary), var(--color-warm-2));
      box-shadow: 0 10px 24px rgba(91, 42, 134, .18);
    }

    .nav-actions {
      display: flex;
      align-items: center;
      gap: 10px;
      margin-left: 18px;
    }

    .hero-section {
      position: relative;
      padding: 70px 0 38px;
    }

    .hero-section::after {
      content: "";
      position: absolute;
      right: -90px;
      top: 40px;
      width: 290px;
      height: 290px;
      border-radius: 50%;
      background: radial-gradient(circle, rgba(255, 179, 71, .22), transparent 66%);
      pointer-events: none;
    }

    .hero-copy {
      position: relative;
      z-index: 1;
    }

    .hero-copy .lead {
      margin-top: 20px;
      max-width: 650px;
      color: var(--color-muted);
      font-size: 17px;
      line-height: 1.88;
    }

    .hero-actions {
      display: flex;
      flex-wrap: wrap;
      gap: 12px;
      margin-top: 30px;
    }

    .hero-badges {
      display: flex;
      flex-wrap: wrap;
      gap: 10px;
      margin-top: 26px;
    }

    .mini-badge {
      display: inline-flex;
      align-items: center;
      gap: 7px;
      padding: 9px 13px;
      border-radius: var(--radius-pill);
      border: 1px solid rgba(232, 223, 239, .96);
      background: rgba(255, 255, 255, .72);
      color: var(--color-muted);
      font-size: 13px;
      font-weight: 800;
    }

    .mini-badge .dot {
      width: 8px;
      height: 8px;
      border-radius: 50%;
      background: var(--color-mint);
    }

    .hero-panel {
      position: relative;
      overflow: hidden;
      border-radius: var(--radius-lg);
      padding: 28px;
      min-height: 430px;
      color: #fff;
      background:
        radial-gradient(circle at 85% 16%, rgba(61, 214, 198, .52), transparent 32%),
        radial-gradient(circle at 18% 78%, rgba(255, 179, 71, .44), transparent 34%),
        linear-gradient(145deg, #5B2A86 0%, #7B3AB2 54%, #2F2251 100%);
      box-shadow: 0 28px 70px rgba(91, 42, 134, .26);
    }

    .hero-panel::before {
      content: "HD";
      position: absolute;
      right: -8px;
      top: 0;
      color: rgba(255, 255, 255, .08);
      font-size: 118px;
      line-height: 1;
      font-weight: 950;
    }

    .screen-frame {
      position: relative;
      z-index: 1;
      padding: 20px;
      border-radius: 24px;
      background: rgba(255, 255, 255, .13);
      border: 1px solid rgba(255, 255, 255, .18);
    }

    .screen-top {
      display: flex;
      justify-content: space-between;
      align-items: center;
      margin-bottom: 22px;
    }

    .screen-title {
      font-weight: 900;
      font-size: 18px;
    }

    .quality-pill {
      padding: 7px 12px;
      border-radius: var(--radius-pill);
      background: rgba(255, 179, 71, .96);
      color: #2a193b;
      font-size: 12px;
      font-weight: 900;
    }

    .clarity-lines {
      display: grid;
      gap: 12px;
    }

    .clarity-line {
      height: 44px;
      border-radius: 15px;
      background: rgba(255, 255, 255, .14);
      border: 1px solid rgba(255, 255, 255, .13);
      overflow: hidden;
      position: relative;
    }

    .clarity-line::after {
      content: "";
      position: absolute;
      inset: 0;
      width: var(--w);
      border-radius: inherit;
      background: linear-gradient(90deg, rgba(61, 214, 198, .68), rgba(255, 179, 71, .78));
    }

    .panel-metrics {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 14px;
      margin-top: 20px;
    }

    .panel-metric {
      position: relative;
      z-index: 1;
      padding: 16px;
      border-radius: 20px;
      background: rgba(255, 255, 255, .16);
      border: 1px solid rgba(255, 255, 255, .16);
    }

    .panel-metric strong {
      display: block;
      font-size: 25px;
      line-height: 1.1;
      margin-bottom: 5px;
    }

    .panel-metric span {
      color: rgba(255, 255, 255, .80);
      font-size: 13px;
      font-weight: 700;
    }

    .stats-strip {
      margin-top: 32px;
      border: 1px solid rgba(232, 223, 239, .88);
      border-radius: 26px;
      background: rgba(255, 255, 255, .70);
      box-shadow: var(--shadow-card);
      padding: 18px;
    }

    .stat-cell {
      padding: 14px 16px;
      border-radius: 18px;
      background: linear-gradient(180deg, rgba(243, 238, 249, .88), rgba(255, 255, 255, .82));
      height: 100%;
    }

    .stat-cell strong {
      display: block;
      color: var(--color-primary);
      font-size: 24px;
      line-height: 1.2;
      margin-bottom: 4px;
    }

    .stat-cell span {
      color: var(--color-muted);
      font-size: 13px;
      font-weight: 700;
    }

    .chip-row {
      display: flex;
      flex-wrap: wrap;
      gap: 10px;
      margin-bottom: 26px;
    }

    .topic-chip {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      padding: 10px 15px;
      border-radius: var(--radius-pill);
      border: 1px solid var(--color-border);
      background: rgba(255, 255, 255, .76);
      color: var(--color-muted);
      font-size: 13px;
      font-weight: 800;
      transition: transform var(--transition), border-color var(--transition), background var(--transition), color var(--transition);
    }

    .topic-chip:hover,
    .topic-chip.active {
      transform: translateY(-2px);
      color: #fff;
      border-color: transparent;
      background: linear-gradient(135deg, var(--color-primary), var(--color-warm-2));
      box-shadow: 0 12px 26px rgba(91, 42, 134, .16);
    }

    .standard-card {
      position: relative;
      height: 100%;
      padding: 24px;
      border-radius: 26px;
      background: rgba(255, 255, 255, .82);
      border: 1px solid var(--color-border);
      box-shadow: var(--shadow-card);
      overflow: hidden;
      transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
    }

    .standard-card:hover {
      transform: translateY(-5px);
      border-color: rgba(255, 159, 67, .56);
      box-shadow: var(--shadow-hover);
    }

    .standard-card::after {
      content: "";
      position: absolute;
      right: -34px;
      top: -34px;
      width: 108px;
      height: 108px;
      border-radius: 50%;
      background: rgba(61, 214, 198, .13);
    }

    .standard-icon {
      width: 46px;
      height: 46px;
      border-radius: 17px;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      margin-bottom: 18px;
      color: #fff;
      font-weight: 950;
      background: linear-gradient(135deg, var(--color-primary), var(--color-mint));
      box-shadow: 0 14px 26px rgba(91, 42, 134, .16);
    }

    .standard-card p {
      margin-top: 12px;
      color: var(--color-muted);
      font-size: 14.5px;
      line-height: 1.72;
    }

    .standard-list {
      list-style: none;
      padding: 0;
      margin: 18px 0 0;
      display: grid;
      gap: 9px;
    }

    .standard-list li {
      display: flex;
      align-items: flex-start;
      gap: 9px;
      color: var(--color-muted);
      font-size: 14px;
      line-height: 1.55;
    }

    .standard-list li::before {
      content: "";
      width: 8px;
      height: 8px;
      margin-top: 7px;
      flex: 0 0 8px;
      border-radius: 50%;
      background: var(--color-warm-2);
    }

    .dark-band {
      position: relative;
      overflow: hidden;
      background:
        radial-gradient(circle at 12% 20%, rgba(255, 179, 71, .18), transparent 28%),
        radial-gradient(circle at 90% 70%, rgba(61, 214, 198, .18), transparent 28%),
        linear-gradient(145deg, #201B2B, #382652 58%, #241d32);
      color: #fff;
      border-radius: 36px;
      padding: 34px;
      box-shadow: 0 28px 70px rgba(32, 27, 43, .22);
    }

    .dark-band h2,
    .dark-band h3 {
      color: #fff;
    }

    .dark-band .muted {
      color: rgba(255, 255, 255, .72);
    }

    .timeline-list {
      position: relative;
      display: grid;
      gap: 18px;
      margin-top: 28px;
    }

    .timeline-list::before {
      content: "";
      position: absolute;
      left: 18px;
      top: 10px;
      bottom: 10px;
      width: 2px;
      background: linear-gradient(180deg, var(--color-warm), var(--color-mint));
      opacity: .78;
    }

    .timeline-item {
      position: relative;
      display: grid;
      grid-template-columns: 92px 1fr;
      gap: 18px;
      padding-left: 48px;
    }

    .timeline-dot {
      position: absolute;
      left: 10px;
      top: 24px;
      width: 18px;
      height: 18px;
      border-radius: 50%;
      background: var(--color-warm);
      border: 4px solid rgba(255, 255, 255, .88);
      box-shadow: 0 0 0 6px rgba(255, 179, 71, .14);
    }

    .timeline-date {
      padding-top: 18px;
      color: rgba(255, 255, 255, .72);
      font-size: 13px;
      font-weight: 900;
    }

    .timeline-card {
      border-radius: 22px;
      padding: 20px 22px;
      background: rgba(255, 255, 255, .10);
      border: 1px solid rgba(255, 255, 255, .13);
      transition: transform var(--transition), background var(--transition), border-color var(--transition);
    }

    .timeline-card:hover {
      transform: translateY(-3px);
      background: rgba(255, 255, 255, .14);
      border-color: rgba(255, 179, 71, .46);
    }

    .timeline-card p {
      margin-top: 8px;
      color: rgba(255, 255, 255, .74);
      font-size: 14.5px;
      line-height: 1.68;
    }

    .recommend-grid {
      display: grid;
      grid-template-columns: 1.25fr .75fr;
      gap: 18px;
    }

    .recommend-card {
      position: relative;
      overflow: hidden;
      min-height: 230px;
      padding: 28px;
      border-radius: 30px;
      border: 1px solid var(--color-border);
      background: rgba(255, 255, 255, .82);
      box-shadow: var(--shadow-card);
      transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
    }

    .recommend-card:hover {
      transform: translateY(-5px);
      box-shadow: var(--shadow-hover);
      border-color: rgba(61, 214, 198, .55);
    }

    .recommend-card.featured {
      color: #fff;
      background:
        radial-gradient(circle at 86% 18%, rgba(255, 179, 71, .42), transparent 30%),
        linear-gradient(135deg, var(--color-primary), #352151);
      border-color: transparent;
    }

    .recommend-card.featured h3,
    .recommend-card.featured .tagline {
      color: #fff;
    }

    .recommend-card.featured p {
      color: rgba(255, 255, 255, .76);
    }

    .recommend-card p {
      margin-top: 12px;
      color: var(--color-muted);
      font-size: 15px;
      line-height: 1.72;
    }

    .tagline {
      display: inline-flex;
      align-items: center;
      gap: 7px;
      color: var(--color-primary);
      font-size: 13px;
      font-weight: 900;
      margin-bottom: 14px;
    }

    .tagline::before {
      content: "";
      width: 9px;
      height: 9px;
      border-radius: 50%;
      background: var(--color-warm-2);
    }

    .arrow-link {
      display: inline-flex;
      align-items: center;
      gap: 7px;
      margin-top: 22px;
      color: var(--color-primary);
      font-weight: 900;
      font-size: 14px;
    }

    .recommend-card.featured .arrow-link {
      color: #fff;
    }

    .arrow-link::after {
      content: "→";
      transition: transform var(--transition);
    }

    .recommend-card:hover .arrow-link::after {
      transform: translateX(4px);
    }

    .info-panel {
      height: 100%;
      padding: 26px;
      border-radius: 28px;
      background: linear-gradient(180deg, rgba(243, 238, 249, .92), rgba(255, 255, 255, .82));
      border: 1px solid var(--color-border);
    }

    .info-panel h3 {
      margin-bottom: 14px;
    }

    .info-panel ul {
      padding: 0;
      margin: 0;
      list-style: none;
      display: grid;
      gap: 12px;
    }

    .info-panel li {
      display: flex;
      gap: 10px;
      color: var(--color-muted);
      font-size: 14.5px;
      line-height: 1.62;
    }

    .info-panel li::before {
      content: "✓";
      display: inline-flex;
      align-items: center;
      justify-content: center;
      width: 22px;
      height: 22px;
      flex: 0 0 22px;
      border-radius: 50%;
      color: var(--color-primary);
      background: rgba(61, 214, 198, .18);
      font-size: 12px;
      font-weight: 950;
    }

    .faq-section .accordion {
      display: grid;
      gap: 14px;
    }

    .faq-section .accordion-item {
      border: 1px solid var(--color-border);
      border-radius: 22px;
      overflow: hidden;
      background: rgba(255, 255, 255, .82);
      box-shadow: 0 10px 24px rgba(91, 42, 134, .06);
    }

    .faq-section .accordion-button {
      padding: 20px 22px;
      color: var(--color-text);
      background: transparent;
      font-weight: 900;
      line-height: 1.45;
      box-shadow: none;
    }

    .faq-section .accordion-button:not(.collapsed) {
      color: var(--color-primary);
      background: linear-gradient(180deg, rgba(243, 238, 249, .82), rgba(255, 255, 255, .72));
    }

    .faq-section .accordion-button:focus {
      box-shadow: inset 0 0 0 3px rgba(61, 214, 198, .18);
      border-color: transparent;
    }

    .faq-section .accordion-button::after {
      width: 30px;
      height: 30px;
      border-radius: 50%;
      background-color: rgba(91, 42, 134, .08);
      background-position: center;
      background-size: 14px;
    }

    .faq-section .accordion-body {
      padding: 0 22px 22px;
      color: var(--color-muted);
      font-size: 15px;
      line-height: 1.82;
    }

    .cta-band {
      position: relative;
      overflow: hidden;
      border-radius: 36px;
      padding: 40px;
      background:
        radial-gradient(circle at 88% 20%, rgba(61, 214, 198, .30), transparent 28%),
        linear-gradient(135deg, var(--color-primary), var(--color-warm-2));
      color: #fff;
      box-shadow: 0 28px 68px rgba(91, 42, 134, .22);
    }

    .cta-band::after {
      content: "6";
      position: absolute;
      right: 34px;
      bottom: -46px;
      color: rgba(255, 255, 255, .16);
      font-size: 154px;
      font-weight: 950;
      line-height: .8;
    }

    .cta-band h2 {
      color: #fff;
      max-width: 700px;
    }

    .cta-band p {
      margin-top: 14px;
      max-width: 690px;
      color: rgba(255, 255, 255, .80);
      font-size: 16px;
      line-height: 1.82;
    }

    .cta-actions {
      position: relative;
      z-index: 1;
      display: flex;
      flex-wrap: wrap;
      gap: 12px;
      margin-top: 24px;
    }

    .btn-white {
      color: var(--color-primary);
      background: #fff;
      border-color: rgba(255, 255, 255, .78);
    }

    .btn-white:hover {
      color: var(--color-primary);
      box-shadow: 0 16px 32px rgba(32, 27, 43, .16);
    }

    .btn-warm {
      color: #2b193d;
      background: var(--color-warm);
      border-color: rgba(255, 255, 255, .28);
    }

    .btn-warm:hover {
      color: #2b193d;
      background: #ffc16b;
      box-shadow: 0 16px 32px rgba(32, 27, 43, .16);
    }

    .site-footer {
      margin-top: 86px;
      padding: 58px 0 26px;
      background: var(--color-footer);
      color: rgba(255, 255, 255, .76);
    }

    .footer-grid {
      display: grid;
      grid-template-columns: 1.5fr .75fr .75fr;
      gap: 34px;
      padding-bottom: 36px;
      border-bottom: 1px solid rgba(255, 255, 255, .10);
    }

    .footer-brand {
      display: flex;
      align-items: center;
      gap: 12px;
      color: #fff;
      margin-bottom: 14px;
    }

    .footer-brand strong {
      font-size: 17px;
      line-height: 1.35;
    }

    .footer-text {
      max-width: 500px;
      color: rgba(255, 255, 255, .68);
      font-size: 14.5px;
      line-height: 1.82;
    }

    .footer-title {
      color: #fff;
      font-weight: 900;
      margin-bottom: 14px;
    }

    .footer-links {
      list-style: none;
      padding: 0;
      margin: 0;
      display: grid;
      gap: 9px;
    }

    .footer-links a {
      color: rgba(255, 255, 255, .68);
      font-size: 14px;
    }

    .footer-links a:hover {
      color: var(--color-warm);
      padding-left: 3px;
    }

    .footer-bottom {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 16px;
      padding-top: 22px;
      color: rgba(255, 255, 255, .56);
      font-size: 13px;
    }

    @media (max-width: 991.98px) {
      .site-header .navbar-collapse {
        padding-top: 16px;
      }

      .brand-wrap {
        min-width: auto;
      }

      .segment-nav {
        width: 100%;
        overflow-x: auto;
        justify-content: flex-start;
        border-radius: 20px;
      }

      .segment-nav .nav-link {
        flex: 0 0 auto;
      }

      .nav-actions {
        margin: 14px 0 0;
      }

      .nav-actions .btn-custom {
        width: 100%;
      }

      .hero-section {
        padding-top: 46px;
      }

      .hero-panel {
        margin-top: 30px;
        min-height: 380px;
      }

      .section-head {
        align-items: flex-start;
        flex-direction: column;
      }

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

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

      .footer-grid > div:first-child {
        grid-column: 1 / -1;
      }

      .footer-bottom {
        align-items: flex-start;
        flex-direction: column;
      }
    }

    @media (max-width: 767.98px) {
      .container {
        padding-left: 16px;
        padding-right: 16px;
      }

      .section-space {
        padding: 58px 0;
      }

      .section-space-sm {
        padding: 46px 0;
      }

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

      .hero-actions .btn-custom,
      .cta-actions .btn-custom {
        width: 100%;
      }

      .stats-strip {
        padding: 12px;
      }

      .hero-panel,
      .dark-band,
      .cta-band {
        border-radius: 26px;
        padding: 24px;
      }

      .panel-metrics {
        grid-template-columns: 1fr;
      }

      .timeline-list::before {
        left: 12px;
      }

      .timeline-item {
        grid-template-columns: 1fr;
        gap: 8px;
        padding-left: 38px;
      }

      .timeline-dot {
        left: 4px;
      }

      .timeline-date {
        padding-top: 0;
      }

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

    @media (max-width: 575.98px) {
      h1 {
        font-size: 31px;
      }

      .brand-name {
        font-size: 13px;
      }

      .brand-sub {
        display: none;
      }

      .brand-mark {
        width: 38px;
        height: 38px;
        flex-basis: 38px;
        border-radius: 13px;
      }

      .screen-frame {
        padding: 16px;
      }

      .hero-panel {
        min-height: auto;
      }

      .dark-band,
      .cta-band {
        padding: 22px;
      }

      .recommend-card,
      .standard-card,
      .info-panel {
        border-radius: 22px;
        padding: 22px;
      }

      .faq-section .accordion-button {
        padding: 18px;
      }

      .faq-section .accordion-body {
        padding: 0 18px 18px;
      }
    }