/* roulang page: index */
:root{
      --ink:#24172F;
      --ink-2:#352541;
      --coral:#FF6B7A;
      --coral-dark:#ED5062;
      --amber:#F5A45D;
      --mist:#FAF7F2;
      --cream:#FFF9F4;
      --white:#FFFFFF;
      --text:#241F29;
      --muted:#5D5363;
      --soft:#918696;
      --line:rgba(36,23,47,.10);
      --line-strong:rgba(36,23,47,.18);
      --shadow:0 16px 45px rgba(36,23,47,.10);
      --shadow-strong:0 24px 70px rgba(36,23,47,.16);
      --radius-xl:28px;
      --radius-lg:22px;
      --radius-md:16px;
      --radius-sm:12px;
      --container:1200px;
      --ease:all .24s ease;
    }

    *{box-sizing:border-box;margin:0;padding:0}
    html{scroll-behavior:smooth}
    body{
      font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",Arial,sans-serif;
      color:var(--text);
      background:
        radial-gradient(circle at 10% 0%, rgba(255,107,122,.10), transparent 30%),
        radial-gradient(circle at 92% 18%, rgba(245,164,93,.12), transparent 32%),
        var(--mist);
      line-height:1.75;
      overflow-x:hidden;
    }
    a{color:inherit;text-decoration:none}
    img{display:block;max-width:100%;height:auto}
    button,input{font:inherit}
    button{border:0;background:none;cursor:pointer}
    ::selection{background:rgba(255,107,122,.25)}
    :focus-visible{outline:3px solid rgba(255,107,122,.45);outline-offset:4px;border-radius:10px}

    .container{width:min(100% - 48px,var(--container));margin-inline:auto}
    .section{padding:86px 0}
    .section-tight{padding:58px 0}
    .eyebrow{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:8px 13px;
      border:1px solid rgba(255,107,122,.22);
      border-radius:999px;
      background:rgba(255,255,255,.72);
      color:var(--coral-dark);
      font-size:14px;
      font-weight:700;
      box-shadow:0 8px 22px rgba(36,23,47,.06);
    }
    .eyebrow::before{
      content:"";
      width:8px;height:8px;border-radius:50%;
      background:var(--coral);
      box-shadow:0 0 0 6px rgba(255,107,122,.13);
    }
    .section-head{
      display:flex;
      align-items:flex-end;
      justify-content:space-between;
      gap:28px;
      margin-bottom:34px;
    }
    .section-head h2{
      font-size:clamp(28px,3vw,38px);
      line-height:1.24;
      letter-spacing:-.02em;
      color:var(--ink);
      margin-top:14px;
    }
    .section-head p{
      max-width:560px;
      color:var(--muted);
      font-size:16px;
    }

    .site-header{
      position:sticky;
      top:0;
      z-index:50;
      background:rgba(250,247,242,.86);
      backdrop-filter:blur(18px);
      border-bottom:1px solid rgba(36,23,47,.08);
      transition:var(--ease);
    }
    .site-header.is-scrolled{box-shadow:0 10px 34px rgba(36,23,47,.08)}
    .nav-wrap{
      height:78px;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:24px;
    }
    .brand{
      display:inline-flex;
      align-items:center;
      gap:12px;
      min-width:max-content;
      font-weight:800;
      color:var(--ink);
      letter-spacing:.01em;
    }
    .brand-mark{
      width:42px;height:42px;
      border-radius:15px;
      background:linear-gradient(135deg,var(--ink),#4A2B5E 58%,var(--coral));
      display:grid;
      place-items:center;
      box-shadow:0 12px 26px rgba(36,23,47,.18);
      position:relative;
      overflow:hidden;
    }
    .brand-mark::before{
      content:"";
      position:absolute;
      inset:8px;
      border:1px solid rgba(255,255,255,.28);
      border-radius:11px;
    }
    .brand-mark::after{
      content:"";
      width:0;height:0;
      border-top:7px solid transparent;
      border-bottom:7px solid transparent;
      border-left:11px solid #fff;
      transform:translateX(2px);
      z-index:1;
    }
    .brand-text{font-size:19px}
    .desktop-nav{
      display:flex;
      align-items:center;
      gap:6px;
      padding:7px;
      border:1px solid var(--line);
      border-radius:999px;
      background:rgba(255,255,255,.62);
    }
    .desktop-nav a{
      padding:9px 15px;
      border-radius:999px;
      color:var(--muted);
      font-size:14px;
      font-weight:700;
      transition:var(--ease);
    }
    .desktop-nav a:hover,
    .desktop-nav a.active{
      color:var(--ink);
      background:#fff;
      box-shadow:0 8px 18px rgba(36,23,47,.08);
    }
    .nav-action{display:flex;align-items:center;gap:10px}
    .menu-toggle{
      display:none;
      width:44px;height:44px;
      border-radius:14px;
      background:#fff;
      border:1px solid var(--line);
      color:var(--ink);
      align-items:center;
      justify-content:center;
      flex-direction:column;
      gap:5px;
      transition:var(--ease);
    }
    .menu-toggle span{
      width:20px;height:2px;background:currentColor;border-radius:99px;
      transition:var(--ease);
    }
    .menu-toggle.is-open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
    .menu-toggle.is-open span:nth-child(2){opacity:0}
    .menu-toggle.is-open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
    .mobile-panel{
      display:none;
      border-top:1px solid var(--line);
      background:rgba(250,247,242,.98);
      padding:12px 0 18px;
    }
    .mobile-panel a{
      display:block;
      padding:13px 16px;
      margin:6px 0;
      border-radius:14px;
      background:#fff;
      color:var(--ink);
      font-weight:700;
      border:1px solid var(--line);
    }

    .btn{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:9px;
      min-height:46px;
      padding:12px 18px;
      border-radius:999px;
      font-weight:800;
      font-size:15px;
      transition:var(--ease);
      border:1px solid transparent;
      white-space:nowrap;
    }
    .btn-primary{
      background:var(--coral);
      color:#fff;
      box-shadow:0 14px 30px rgba(255,107,122,.28);
    }
    .btn-primary:hover{background:var(--coral-dark);transform:translateY(-2px);box-shadow:0 18px 36px rgba(255,107,122,.34)}
    .btn-secondary{
      background:rgba(255,255,255,.78);
      color:var(--ink);
      border-color:var(--line);
    }
    .btn-secondary:hover{background:#fff4ee;border-color:rgba(255,107,122,.28);transform:translateY(-2px)}
    .btn-dark{
      background:var(--ink);
      color:#fff;
    }
    .btn-dark:hover{background:#33213f;transform:translateY(-2px)}
    .btn-small{min-height:38px;padding:8px 13px;font-size:14px}

    .hero{
      position:relative;
      padding:70px 0 42px;
      min-height:720px;
      display:flex;
      align-items:center;
      overflow:hidden;
    }
    .hero::before{
      content:"";
      position:absolute;
      inset:0;
      background:
        linear-gradient(90deg, rgba(250,247,242,.98) 0%, rgba(250,247,242,.90) 42%, rgba(36,23,47,.54) 100%),
        url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
      z-index:-2;
    }
    .hero::after{
      content:"";
      position:absolute;
      width:560px;height:560px;
      border-radius:50%;
      right:-160px;bottom:-210px;
      background:radial-gradient(circle, rgba(255,107,122,.22), transparent 68%);
      z-index:-1;
    }
    .hero-layout{
      display:grid;
      grid-template-columns:1.04fr .96fr;
      gap:48px;
      align-items:center;
    }
    .hero-copy{max-width:680px}
    .hero h1{
      margin-top:18px;
      font-size:clamp(34px,5vw,58px);
      line-height:1.12;
      letter-spacing:-.045em;
      color:var(--ink);
    }
    .hero h1 .accent{
      color:var(--coral-dark);
      position:relative;
      display:inline-block;
    }
    .hero h1 .accent::after{
      content:"";
      position:absolute;
      left:4px;right:4px;bottom:5px;
      height:10px;
      border-radius:99px;
      background:rgba(255,107,122,.18);
      z-index:-1;
    }
    .hero-subtitle{
      margin-top:22px;
      color:var(--muted);
      font-size:18px;
      line-height:1.9;
      max-width:650px;
    }
    .hero-cta{
      display:flex;
      flex-wrap:wrap;
      gap:14px;
      margin-top:30px;
    }
    .hero-note{
      margin-top:18px;
      display:flex;
      flex-wrap:wrap;
      gap:10px;
      color:var(--soft);
      font-size:14px;
    }
    .hero-note span{
      display:inline-flex;
      align-items:center;
      gap:6px;
      padding:8px 12px;
      border-radius:999px;
      background:rgba(255,255,255,.70);
      border:1px solid var(--line);
    }
    .showcase{
      position:relative;
      min-height:520px;
      display:grid;
      place-items:center;
    }
    .cinema-board{
      width:min(100%,520px);
      border-radius:34px;
      padding:16px;
      background:rgba(255,255,255,.20);
      border:1px solid rgba(255,255,255,.34);
      box-shadow:var(--shadow-strong);
      backdrop-filter:blur(8px);
      transform:rotate(1.4deg);
    }
    .cinema-media{
      position:relative;
      height:410px;
      border-radius:26px;
      overflow:hidden;
      background:var(--ink);
    }
    .cinema-media img{
      width:100%;
      height:100%;
      object-fit:cover;
      filter:saturate(.96) contrast(1.02);
      transition:transform .5s ease;
    }
    .cinema-board:hover .cinema-media img{transform:scale(1.04)}
    .cinema-media::after{
      content:"";
      position:absolute;
      inset:0;
      background:linear-gradient(180deg, rgba(36,23,47,.08), rgba(36,23,47,.78));
    }
    .media-caption{
      position:absolute;
      left:22px;right:22px;bottom:22px;
      z-index:2;
      color:#fff;
    }
    .media-caption strong{
      display:block;
      font-size:24px;
      line-height:1.3;
      margin-bottom:8px;
    }
    .media-caption p{color:rgba(255,255,255,.78);font-size:14px}
    .float-card{
      position:absolute;
      z-index:3;
      padding:14px 16px;
      border-radius:18px;
      background:rgba(255,255,255,.92);
      border:1px solid rgba(255,255,255,.55);
      box-shadow:0 18px 45px rgba(36,23,47,.18);
      backdrop-filter:blur(12px);
    }
    .float-card b{display:block;color:var(--ink);font-size:18px}
    .float-card span{display:block;color:var(--soft);font-size:13px;margin-top:3px}
    .float-a{top:40px;left:0}
    .float-b{right:0;top:155px}
    .float-c{left:34px;bottom:28px}
    .pulse-dot{
      display:inline-block;width:9px;height:9px;border-radius:50%;
      background:var(--coral);
      margin-right:7px;
      box-shadow:0 0 0 8px rgba(255,107,122,.16);
    }

    .metrics{
      margin-top:-26px;
      position:relative;
      z-index:4;
    }
    .metrics-grid{
      display:grid;
      grid-template-columns:repeat(3,1fr);
      gap:16px;
    }
    .metric-card{
      padding:22px;
      border-radius:22px;
      background:rgba(255,255,255,.88);
      border:1px solid var(--line);
      box-shadow:0 16px 38px rgba(36,23,47,.08);
    }
    .metric-card strong{
      display:block;
      color:var(--ink);
      font-size:23px;
      line-height:1.2;
    }
    .metric-card span{display:block;margin-top:6px;color:var(--muted);font-size:14px}

    .trust-strip{
      padding-top:62px;
    }
    .notice-grid{
      display:grid;
      grid-template-columns:repeat(4,1fr);
      gap:16px;
    }
    .notice-item{
      display:flex;
      gap:13px;
      padding:18px;
      border-radius:20px;
      background:var(--white);
      border:1px solid var(--line);
      box-shadow:0 12px 32px rgba(36,23,47,.06);
      transition:var(--ease);
    }
    .notice-item:hover{transform:translateY(-3px);box-shadow:var(--shadow)}
    .notice-icon{
      flex:0 0 42px;height:42px;
      border-radius:15px;
      display:grid;
      place-items:center;
      background:#FFF0F2;
      color:var(--coral-dark);
      font-weight:900;
    }
    .notice-item:nth-child(2) .notice-icon{background:#FFF3E4;color:#C9772D}
    .notice-item:nth-child(3) .notice-icon{background:#F0EBF5;color:#5B3D70}
    .notice-item:nth-child(4) .notice-icon{background:#F7F0EA;color:#8A5C35}
    .notice-item h3{font-size:17px;color:var(--ink);line-height:1.35}
    .notice-item p{font-size:14px;color:var(--muted);line-height:1.65;margin-top:4px}

    .scenario{
      background:linear-gradient(180deg, rgba(255,249,244,.65), rgba(250,247,242,0));
    }
    .scenario-layout{
      display:grid;
      grid-template-columns:.86fr 1.14fr;
      gap:32px;
      align-items:start;
    }
    .timeline{
      position:relative;
      padding:10px 0 10px 18px;
    }
    .timeline::before{
      content:"";
      position:absolute;
      left:27px;top:22px;bottom:22px;
      width:2px;
      background:linear-gradient(var(--coral),rgba(245,164,93,.35));
    }
    .step{
      position:relative;
      padding:0 0 30px 34px;
    }
    .step:last-child{padding-bottom:0}
    .step-num{
      position:absolute;
      left:0;top:2px;
      width:20px;height:20px;
      border-radius:50%;
      background:#fff;
      border:5px solid var(--coral);
      box-shadow:0 0 0 6px rgba(255,107,122,.12);
      z-index:1;
    }
    .step-card{
      padding:22px;
      border-radius:22px;
      background:#fff;
      border:1px solid var(--line);
      box-shadow:0 12px 34px rgba(36,23,47,.06);
    }
    .step-card h3{font-size:20px;color:var(--ink);margin-bottom:8px}
    .step-card p{color:var(--muted);font-size:15px}
    .panel-stack{
      display:grid;
      gap:18px;
    }
    .feature-panel{
      position:relative;
      overflow:hidden;
      min-height:250px;
      border-radius:28px;
      background:#fff;
      border:1px solid var(--line);
      box-shadow:var(--shadow);
      display:grid;
      grid-template-columns:.95fr 1.05fr;
      align-items:stretch;
    }
    .feature-panel:nth-child(2){grid-template-columns:1.05fr .95fr;background:var(--cream)}
    .feature-image{min-height:250px;overflow:hidden}
    .feature-image img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease}
    .feature-panel:hover .feature-image img{transform:scale(1.04)}
    .feature-copy{padding:28px;display:flex;flex-direction:column;justify-content:center}
    .feature-copy h3{font-size:24px;color:var(--ink);line-height:1.28;margin-bottom:10px}
    .feature-copy p{color:var(--muted)}
    .tag-row{display:flex;flex-wrap:wrap;gap:8px;margin-top:18px}
    .tag{
      display:inline-flex;
      align-items:center;
      min-height:28px;
      padding:5px 10px;
      border-radius:999px;
      background:#FFF0F2;
      color:var(--coral-dark);
      font-size:13px;
      font-weight:800;
    }
    .tag.amber{background:#FFF2E2;color:#B96B23}
    .tag.purple{background:#F0EAF5;color:#5B3D70}

    .updates{
      background:var(--ink);
      color:#fff;
      position:relative;
      overflow:hidden;
    }
    .updates::before{
      content:"";
      position:absolute;
      inset:0;
      background:
        radial-gradient(circle at 18% 10%, rgba(255,107,122,.22), transparent 34%),
        radial-gradient(circle at 85% 58%, rgba(245,164,93,.18), transparent 30%);
      pointer-events:none;
    }
    .updates .container{position:relative;z-index:1}
    .updates .section-head h2{color:#fff}
    .updates .section-head p{color:rgba(255,255,255,.72)}
    .updates .eyebrow{background:rgba(255,255,255,.10);border-color:rgba(255,255,255,.18);color:#FFD6DB;box-shadow:none}
    .updates-layout{
      display:grid;
      grid-template-columns:1.05fr .95fr;
      gap:20px;
      align-items:stretch;
    }
    .post-featured,
    .post-list-card,
    .empty-state{
      background:rgba(255,255,255,.08);
      border:1px solid rgba(255,255,255,.14);
      border-radius:26px;
      backdrop-filter:blur(14px);
      box-shadow:0 18px 52px rgba(0,0,0,.16);
    }
    .post-featured{
      padding:26px;
      min-height:390px;
      display:flex;
      flex-direction:column;
      justify-content:space-between;
      overflow:hidden;
      position:relative;
    }
    .post-featured::after{
      content:"";
      position:absolute;
      right:-80px;bottom:-110px;
      width:260px;height:260px;border-radius:50%;
      background:rgba(255,107,122,.18);
    }
    .post-list-card{padding:16px}
    .post-badge{
      display:inline-flex;
      align-items:center;
      width:max-content;
      padding:7px 11px;
      border-radius:999px;
      background:rgba(255,107,122,.16);
      color:#FFD6DB;
      font-size:13px;
      font-weight:800;
      border:1px solid rgba(255,107,122,.24);
    }
    .post-featured h3{
      position:relative;
      z-index:1;
      font-size:clamp(24px,3vw,34px);
      line-height:1.28;
      margin:22px 0 14px;
      color:#fff;
    }
    .post-featured p{
      position:relative;
      z-index:1;
      color:rgba(255,255,255,.74);
      font-size:16px;
      line-height:1.85;
      display:-webkit-box;
      -webkit-line-clamp:4;
      -webkit-box-orient:vertical;
      overflow:hidden;
    }
    .post-meta{
      display:flex;
      flex-wrap:wrap;
      align-items:center;
      gap:10px;
      color:rgba(255,255,255,.58);
      font-size:13px;
      margin-top:18px;
      position:relative;
      z-index:1;
    }
    .post-featured .btn{margin-top:26px;position:relative;z-index:1;width:max-content}
    .compact-post{
      display:grid;
      gap:7px;
      padding:18px;
      border-radius:20px;
      transition:var(--ease);
      border:1px solid transparent;
    }
    .compact-post + .compact-post{border-top:1px solid rgba(255,255,255,.10);border-top-left-radius:0;border-top-right-radius:0}
    .compact-post:hover{
      background:rgba(255,255,255,.08);
      border-color:rgba(255,107,122,.22);
      transform:translateY(-2px);
    }
    .compact-post h3{
      color:#fff;
      font-size:19px;
      line-height:1.38;
      display:-webkit-box;
      -webkit-line-clamp:2;
      -webkit-box-orient:vertical;
      overflow:hidden;
    }
    .compact-post p{
      color:rgba(255,255,255,.66);
      font-size:14px;
      line-height:1.7;
      display:-webkit-box;
      -webkit-line-clamp:2;
      -webkit-box-orient:vertical;
      overflow:hidden;
    }
    .compact-post .read-link{
      color:#FFD6DB;
      font-size:14px;
      font-weight:800;
      width:max-content;
    }
    .compact-post .read-link:hover{color:#fff;text-decoration:underline;text-underline-offset:5px}
    .empty-state{
      grid-column:1/-1;
      padding:42px;
      text-align:center;
    }
    .empty-icon{
      width:72px;height:72px;
      border-radius:24px;
      display:grid;
      place-items:center;
      margin:0 auto 16px;
      background:rgba(255,255,255,.10);
      color:#FFD6DB;
      font-size:30px;
    }
    .empty-state h3{font-size:24px;margin-bottom:8px;color:#fff}
    .empty-state p{color:rgba(255,255,255,.68);margin-bottom:20px}

    .guide-layout{
      display:grid;
      grid-template-columns:.9fr 1.1fr;
      gap:30px;
      align-items:start;
    }
    .guide-card{
      padding:32px;
      border-radius:28px;
      background:#fff;
      border:1px solid var(--line);
      box-shadow:var(--shadow);
      position:sticky;
      top:102px;
    }
    .guide-card h2{
      color:var(--ink);
      font-size:clamp(28px,3vw,38px);
      line-height:1.25;
      margin:14px 0 14px;
    }
    .guide-card p{color:var(--muted)}
    .guide-list{
      display:grid;
      gap:14px;
    }
    .guide-item{
      display:grid;
      grid-template-columns:54px 1fr;
      gap:16px;
      padding:22px;
      border-radius:22px;
      background:var(--cream);
      border:1px solid var(--line);
      transition:var(--ease);
    }
    .guide-item:hover{background:#fff;transform:translateY(-3px);box-shadow:0 14px 34px rgba(36,23,47,.08)}
    .guide-index{
      width:54px;height:54px;
      border-radius:18px;
      display:grid;
      place-items:center;
      color:#fff;
      font-weight:900;
      background:linear-gradient(135deg,var(--coral),var(--amber));
    }
    .guide-item h3{font-size:20px;color:var(--ink);margin-bottom:5px}
    .guide-item p{color:var(--muted);font-size:15px}
    .tip-box{
      margin-top:18px;
      padding:18px;
      border-radius:20px;
      background:#2C1D38;
      color:rgba(255,255,255,.78);
      border:1px solid rgba(255,255,255,.08);
    }
    .tip-box strong{display:block;color:#fff;margin-bottom:5px}

    .proof-grid{
      display:grid;
      grid-template-columns:1.05fr .95fr;
      gap:22px;
      align-items:stretch;
    }
    .proof-visual{
      min-height:380px;
      border-radius:30px;
      overflow:hidden;
      position:relative;
      box-shadow:var(--shadow);
    }
    .proof-visual img{width:100%;height:100%;object-fit:cover}
    .proof-visual::after{
      content:"";
      position:absolute;
      inset:0;
      background:linear-gradient(180deg,rgba(36,23,47,.05),rgba(36,23,47,.70));
    }
    .proof-caption{
      position:absolute;
      left:26px;right:26px;bottom:24px;
      z-index:1;
      color:#fff;
    }
    .proof-caption h3{font-size:26px;line-height:1.25}
    .proof-caption p{margin-top:8px;color:rgba(255,255,255,.75)}
    .proof-cards{
      display:grid;
      grid-template-columns:repeat(2,1fr);
      gap:16px;
    }
    .proof-card{
      padding:22px;
      border-radius:24px;
      background:#fff;
      border:1px solid var(--line);
      box-shadow:0 12px 30px rgba(36,23,47,.06);
      transition:var(--ease);
    }
    .proof-card:hover{transform:translateY(-3px);box-shadow:var(--shadow);border-color:rgba(255,107,122,.26)}
    .proof-card strong{
      display:block;
      font-size:28px;
      color:var(--coral-dark);
      line-height:1.1;
      margin-bottom:10px;
    }
    .proof-card h3{font-size:18px;color:var(--ink);margin-bottom:6px}
    .proof-card p{font-size:14px;color:var(--muted);line-height:1.65}

    .faq-wrap{
      display:grid;
      grid-template-columns:.78fr 1.22fr;
      gap:32px;
      align-items:start;
    }
    .faq-intro{
      padding:30px;
      border-radius:28px;
      background:linear-gradient(135deg,#fff,var(--cream));
      border:1px solid var(--line);
      box-shadow:var(--shadow);
    }
    .faq-intro h2{
      color:var(--ink);
      font-size:clamp(28px,3vw,36px);
      line-height:1.25;
      margin:14px 0 12px;
    }
    .faq-intro p{color:var(--muted)}
    .faq-list{display:grid;gap:12px}
    .faq-item{
      border-radius:22px;
      background:#fff;
      border:1px solid var(--line);
      box-shadow:0 10px 28px rgba(36,23,47,.05);
      overflow:hidden;
      transition:var(--ease);
    }
    .faq-item.is-open{border-color:rgba(255,107,122,.28);box-shadow:var(--shadow)}
    .faq-question{
      width:100%;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:18px;
      padding:20px 22px;
      color:var(--ink);
      text-align:left;
      font-weight:800;
      font-size:17px;
    }
    .faq-question span:last-child{
      flex:0 0 30px;
      width:30px;height:30px;
      border-radius:50%;
      display:grid;
      place-items:center;
      background:#FFF0F2;
      color:var(--coral-dark);
      transition:var(--ease);
    }
    .faq-item.is-open .faq-question span:last-child{transform:rotate(45deg);background:var(--coral);color:#fff}
    .faq-answer{
      max-height:0;
      overflow:hidden;
      transition:max-height .28s ease;
      border-left:4px solid var(--coral);
      margin:0 22px;
    }
    .faq-answer p{
      padding:0 0 20px 16px;
      color:var(--muted);
      font-size:15px;
    }

    .cta{
      padding:82px 0;
    }
    .cta-box{
      position:relative;
      overflow:hidden;
      border-radius:34px;
      padding:46px;
      background:
        linear-gradient(135deg, rgba(36,23,47,.96), rgba(55,34,67,.94)),
        url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
      color:#fff;
      box-shadow:var(--shadow-strong);
    }
    .cta-box::before{
      content:"";
      position:absolute;
      inset:0;
      background:
        linear-gradient(90deg, rgba(255,255,255,.06) 1px, transparent 1px),
        linear-gradient(0deg, rgba(255,255,255,.05) 1px, transparent 1px);
      background-size:38px 38px;
      opacity:.32;
    }
    .cta-content{
      position:relative;
      z-index:1;
      display:grid;
      grid-template-columns:1fr auto;
      gap:26px;
      align-items:center;
    }
    .cta h2{
      font-size:clamp(28px,3.4vw,42px);
      line-height:1.22;
      margin-bottom:12px;
    }
    .cta p{color:rgba(255,255,255,.74);max-width:720px}
    .cta-actions{display:flex;gap:12px;flex-wrap:wrap;justify-content:flex-end}
    .cta .btn-secondary{background:rgba(255,255,255,.10);color:#fff;border-color:rgba(255,255,255,.18)}
    .cta .btn-secondary:hover{background:rgba(255,255,255,.18)}

    .site-footer{
      background:#1E1328;
      color:rgba(255,255,255,.72);
      padding:54px 0 24px;
      position:relative;
      overflow:hidden;
    }
    .site-footer::before{
      content:"";
      position:absolute;
      inset:auto -120px -160px auto;
      width:420px;height:420px;border-radius:50%;
      background:rgba(255,107,122,.12);
    }
    .footer-grid{
      position:relative;
      z-index:1;
      display:grid;
      grid-template-columns:1.15fr .85fr .85fr;
      gap:32px;
      padding-bottom:34px;
      border-bottom:1px solid rgba(255,255,255,.10);
    }
    .footer-brand .brand{color:#fff}
    .footer-brand p{
      margin-top:16px;
      max-width:420px;
      color:rgba(255,255,255,.66);
      font-size:15px;
    }
    .footer-col h3{
      color:#fff;
      font-size:16px;
      margin-bottom:12px;
    }
    .footer-links{display:grid;gap:9px}
    .footer-links a{
      color:rgba(255,255,255,.66);
      font-size:14px;
      transition:var(--ease);
      width:max-content;
    }
    .footer-links a:hover{color:#fff;transform:translateX(3px)}
    .copyright{
      position:relative;
      z-index:1;
      display:flex;
      justify-content:space-between;
      gap:18px;
      flex-wrap:wrap;
      padding-top:22px;
      color:rgba(255,255,255,.52);
      font-size:13px;
    }

    .back-top{
      position:fixed;
      right:18px;
      bottom:18px;
      z-index:30;
      width:46px;height:46px;
      border-radius:16px;
      display:grid;
      place-items:center;
      background:var(--coral);
      color:#fff;
      box-shadow:0 12px 28px rgba(255,107,122,.35);
      opacity:0;
      pointer-events:none;
      transform:translateY(10px);
      transition:var(--ease);
      font-weight:900;
    }
    .back-top.show{opacity:1;pointer-events:auto;transform:translateY(0)}
    .back-top:hover{background:var(--coral-dark);transform:translateY(-2px)}

    @media (max-width:1024px){
      .hero{min-height:auto;padding:58px 0 36px}
      .hero-layout,.scenario-layout,.guide-layout,.proof-grid,.faq-wrap,.updates-layout{
        grid-template-columns:1fr;
      }
      .showcase{min-height:460px}
      .float-a{left:12px}
      .float-b{right:12px}
      .guide-card{position:relative;top:auto}
      .notice-grid{grid-template-columns:repeat(2,1fr)}
      .cta-content{grid-template-columns:1fr}
      .cta-actions{justify-content:flex-start}
    }

    @media (max-width:768px){
      .container{width:min(100% - 32px,var(--container))}
      .section{padding:58px 0}
      .section-tight{padding:42px 0}
      .nav-wrap{height:68px}
      .desktop-nav,.nav-action .btn{display:none}
      .menu-toggle{display:flex}
      .mobile-panel.is-open{display:block}
      .hero{padding-top:42px}
      .hero-layout{gap:28px}
      .hero-subtitle{font-size:16px}
      .hero-cta .btn{width:100%}
      .showcase{min-height:390px}
      .cinema-board{transform:none}
      .cinema-media{height:330px}
      .float-card{position:relative;display:inline-block;margin:8px;left:auto;right:auto;top:auto;bottom:auto}
      .showcase{display:block}
      .float-a,.float-b,.float-c{position:relative}
      .metrics{margin-top:20px}
      .metrics-grid,.notice-grid,.proof-cards{grid-template-columns:1fr}
      .section-head{display:block}
      .section-head p{margin-top:12px}
      .feature-panel,.feature-panel:nth-child(2){grid-template-columns:1fr}
      .feature-panel:nth-child(2) .feature-image{order:-1}
      .post-featured{min-height:auto}
      .guide-item{grid-template-columns:46px 1fr;padding:18px}
      .guide-index{width:46px;height:46px;border-radius:15px}
      .cta-box{padding:32px 22px;border-radius:26px}
      .cta-actions .btn{width:100%}
      .footer-grid{grid-template-columns:1fr}
    }

    @media (max-width:520px){
      .brand-text{font-size:17px}
      .brand-mark{width:38px;height:38px;border-radius:13px}
      .hero h1{font-size:32px}
      .cinema-media{height:280px}
      .media-caption strong{font-size:20px}
      .metric-card,.notice-item,.step-card,.feature-copy,.guide-card,.faq-intro{padding:20px}
      .post-featured{padding:22px}
      .empty-state{padding:30px 18px}
      .faq-question{font-size:16px;padding:18px}
      .copyright{display:block}
      .copyright span{display:block;margin-top:6px}
    }

/* roulang page: article */
:root{
      --ink:#24172F;
      --ink-2:#352541;
      --coral:#FF6B7A;
      --coral-dark:#ED5062;
      --amber:#F5A45D;
      --mist:#FAF7F2;
      --cream:#FFF9F4;
      --white:#FFFFFF;
      --text:#241F29;
      --muted:#5D5363;
      --soft:#918696;
      --line:rgba(36,23,47,.10);
      --line-strong:rgba(36,23,47,.18);
      --shadow:0 16px 45px rgba(36,23,47,.10);
      --shadow-strong:0 24px 70px rgba(36,23,47,.16);
      --radius-xl:28px;
      --radius-lg:22px;
      --radius-md:16px;
      --radius-sm:12px;
      --container:1200px;
      --ease:all .24s ease;
    }
    *{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:
        radial-gradient(circle at 10% 0%, rgba(255,107,122,.10), transparent 30%),
        radial-gradient(circle at 92% 18%, rgba(245,164,93,.12), transparent 32%),
        var(--mist);
      line-height:1.75;
      overflow-x:hidden;
    }
    a{color:inherit;text-decoration:none}
    img{display:block;max-width:100%;height:auto}
    button,input,textarea,select{font:inherit}
    button{border:0;background:none;cursor:pointer}
    ::selection{background:rgba(255,107,122,.24);color:var(--ink)}
    a:focus-visible,button:focus-visible,input:focus-visible,textarea:focus-visible{
      outline:3px solid rgba(255,107,122,.38);
      outline-offset:3px;
    }
    .container{width:min(100% - 48px,var(--container));margin-inline:auto}
    .section{padding:86px 0}
    .section-tight{padding:58px 0}
    .eyebrow{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:8px 13px;
      border:1px solid rgba(255,107,122,.22);
      border-radius:999px;
      background:rgba(255,255,255,.72);
      color:var(--coral-dark);
      font-size:14px;
      font-weight:700;
      box-shadow:0 8px 22px rgba(36,23,47,.06);
    }
    .eyebrow::before{
      content:"";
      width:8px;height:8px;border-radius:50%;
      background:var(--coral);
      box-shadow:0 0 0 6px rgba(255,107,122,.13);
    }
    .section-head{
      display:flex;
      align-items:flex-end;
      justify-content:space-between;
      gap:28px;
      margin-bottom:34px;
    }
    .section-head h2{
      font-size:clamp(28px,3vw,38px);
      line-height:1.24;
      letter-spacing:-.02em;
      color:var(--ink);
      margin:14px 0 0;
      font-weight:800;
    }
    .section-head p{
      max-width:560px;
      color:var(--muted);
      font-size:16px;
      margin:0;
    }
    .site-header{
      position:sticky;
      top:0;
      z-index:50;
      background:rgba(250,247,242,.86);
      backdrop-filter:blur(18px);
      border-bottom:1px solid rgba(36,23,47,.08);
      transition:var(--ease);
    }
    .site-header.is-scrolled{box-shadow:0 10px 34px rgba(36,23,47,.08)}
    .nav-wrap{
      height:78px;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:24px;
    }
    .brand{
      display:inline-flex;
      align-items:center;
      gap:12px;
      min-width:max-content;
      font-weight:800;
      color:var(--ink);
      letter-spacing:.01em;
    }
    .brand-mark{
      width:42px;height:42px;
      border-radius:15px;
      background:linear-gradient(135deg,var(--ink),#4A2B5E 58%,var(--coral));
      display:grid;
      place-items:center;
      box-shadow:0 12px 26px rgba(36,23,47,.18);
      position:relative;
      overflow:hidden;
      flex:0 0 auto;
    }
    .brand-mark::before{
      content:"";
      position:absolute;
      inset:8px;
      border:1px solid rgba(255,255,255,.28);
      border-radius:11px;
    }
    .brand-mark::after{
      content:"";
      width:0;height:0;
      border-top:7px solid transparent;
      border-bottom:7px solid transparent;
      border-left:11px solid #fff;
      transform:translateX(2px);
      z-index:1;
    }
    .brand-text{font-size:19px}
    .desktop-nav{
      display:flex;
      align-items:center;
      gap:6px;
      padding:7px;
      border:1px solid var(--line);
      border-radius:999px;
      background:rgba(255,255,255,.62);
    }
    .desktop-nav a{
      padding:9px 15px;
      border-radius:999px;
      color:var(--muted);
      font-size:14px;
      font-weight:700;
      transition:var(--ease);
    }
    .desktop-nav a:hover,
    .desktop-nav a.active{
      color:var(--ink);
      background:#fff;
      box-shadow:0 8px 18px rgba(36,23,47,.08);
    }
    .nav-action{display:flex;align-items:center;gap:10px}
    .menu-toggle{
      display:none;
      width:44px;height:44px;
      border-radius:14px;
      background:#fff;
      border:1px solid var(--line);
      color:var(--ink);
      align-items:center;
      justify-content:center;
      flex-direction:column;
      gap:5px;
      transition:var(--ease);
    }
    .menu-toggle:hover{border-color:rgba(255,107,122,.32);box-shadow:0 10px 24px rgba(36,23,47,.08)}
    .menu-toggle span{
      width:20px;height:2px;background:currentColor;border-radius:99px;
      transition:var(--ease);
    }
    .menu-toggle.is-open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
    .menu-toggle.is-open span:nth-child(2){opacity:0}
    .menu-toggle.is-open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
    .mobile-panel{
      display:none;
      border-top:1px solid var(--line);
      background:rgba(250,247,242,.98);
      padding:12px 0 18px;
    }
    .mobile-panel a{
      display:block;
      padding:13px 16px;
      margin:6px 0;
      border-radius:14px;
      background:#fff;
      color:var(--ink);
      font-weight:700;
      border:1px solid var(--line);
      transition:var(--ease);
    }
    .mobile-panel a:hover{background:#fff4ee;border-color:rgba(255,107,122,.26)}
    .btn{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:9px;
      min-height:46px;
      padding:12px 18px;
      border-radius:999px;
      font-weight:800;
      font-size:15px;
      transition:var(--ease);
      border:1px solid transparent;
      white-space:nowrap;
    }
    .btn-primary{
      background:var(--coral);
      color:#fff;
      box-shadow:0 14px 30px rgba(255,107,122,.28);
    }
    .btn-primary:hover{background:var(--coral-dark);transform:translateY(-2px);box-shadow:0 18px 36px rgba(255,107,122,.34);color:#fff}
    .btn-secondary{
      background:rgba(255,255,255,.78);
      color:var(--ink);
      border-color:var(--line);
    }
    .btn-secondary:hover{background:#fff4ee;border-color:rgba(255,107,122,.28);transform:translateY(-2px);color:var(--ink)}
    .btn-dark{
      background:var(--ink);
      color:#fff;
    }
    .btn-dark:hover{background:#33213f;transform:translateY(-2px);color:#fff}
    .btn-small{min-height:38px;padding:8px 13px;font-size:14px}
    .badge-soft{
      display:inline-flex;
      align-items:center;
      gap:7px;
      padding:7px 11px;
      border-radius:999px;
      font-size:13px;
      font-weight:800;
      color:var(--ink);
      background:#FFF0E9;
      border:1px solid rgba(255,107,122,.18);
    }
    .badge-soft.amber{background:#FFF4E5;border-color:rgba(245,164,93,.25)}
    .badge-soft.purple{background:#F1ECF5;border-color:rgba(36,23,47,.12)}
    .breadcrumb-wrap{
      padding:24px 0 0;
    }
    .crumbs{
      display:flex;
      align-items:center;
      gap:9px;
      flex-wrap:wrap;
      color:var(--soft);
      font-size:14px;
      font-weight:700;
    }
    .crumbs a{
      color:var(--muted);
      transition:var(--ease);
    }
    .crumbs a:hover{color:var(--coral-dark)}
    .crumbs .sep{color:rgba(36,23,47,.28)}
    .crumbs .current{
      color:var(--ink);
      max-width:520px;
      overflow:hidden;
      text-overflow:ellipsis;
      white-space:nowrap;
    }
    .article-hero{
      padding:30px 0 54px;
    }
    .article-hero-card{
      position:relative;
      overflow:hidden;
      display:grid;
      grid-template-columns:minmax(0,1.22fr) minmax(320px,.78fr);
      gap:34px;
      align-items:stretch;
      padding:34px;
      border-radius:var(--radius-xl);
      background:
        linear-gradient(135deg,rgba(255,249,244,.96),rgba(255,255,255,.86)),
        url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
      border:1px solid rgba(36,23,47,.10);
      box-shadow:var(--shadow);
    }
    .article-hero-card::before{
      content:"";
      position:absolute;
      inset:0;
      background:
        radial-gradient(circle at 75% 15%, rgba(255,107,122,.22), transparent 28%),
        radial-gradient(circle at 10% 80%, rgba(245,164,93,.15), transparent 34%);
      pointer-events:none;
    }
    .article-hero-content,.article-cover{position:relative;z-index:1}
    .article-meta{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
      align-items:center;
      margin:18px 0 0;
      color:var(--muted);
      font-size:14px;
      font-weight:700;
    }
    .article-meta span{
      display:inline-flex;
      align-items:center;
      gap:7px;
      padding:7px 10px;
      border-radius:999px;
      background:rgba(255,255,255,.70);
      border:1px solid var(--line);
    }
    .article-hero h1{
      margin:18px 0 0;
      max-width:780px;
      font-size:clamp(32px,4.4vw,54px);
      line-height:1.14;
      letter-spacing:-.035em;
      font-weight:850;
      color:var(--ink);
    }
    .article-lead{
      max-width:790px;
      margin:18px 0 0;
      color:var(--muted);
      font-size:17px;
      line-height:1.9;
    }
    .article-actions{
      display:flex;
      flex-wrap:wrap;
      gap:12px;
      margin-top:26px;
    }
    .article-cover{
      min-height:330px;
      border-radius:24px;
      overflow:hidden;
      align-self:stretch;
      box-shadow:0 20px 54px rgba(36,23,47,.18);
      border:1px solid rgba(255,255,255,.45);
      background:var(--ink);
    }
    .article-cover img{
      width:100%;
      height:100%;
      object-fit:cover;
      opacity:.88;
      transform:scale(1.02);
    }
    .article-cover::after{
      content:"";
      position:absolute;
      inset:0;
      background:linear-gradient(180deg,rgba(36,23,47,.04),rgba(36,23,47,.52));
      pointer-events:none;
    }
    .cover-note{
      position:absolute;
      left:18px;
      right:18px;
      bottom:18px;
      z-index:2;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:12px;
      padding:13px 14px;
      border-radius:18px;
      background:rgba(255,255,255,.86);
      backdrop-filter:blur(14px);
      color:var(--ink);
      font-weight:800;
      box-shadow:0 12px 26px rgba(36,23,47,.12);
    }
    .cover-note small{
      display:block;
      color:var(--muted);
      font-size:12px;
      font-weight:700;
      margin-top:1px;
    }
    .reading-shell{
      padding:8px 0 86px;
    }
    .content-grid{
      display:grid;
      grid-template-columns:minmax(0,820px) minmax(280px,1fr);
      gap:34px;
      align-items:start;
    }
    .article-main{
      min-width:0;
    }
    .article-body-card{
      background:#fff;
      border:1px solid var(--line);
      border-radius:var(--radius-xl);
      box-shadow:var(--shadow);
      padding:38px;
      overflow:hidden;
    }
    .article-body{
      color:var(--muted);
      font-size:17px;
      line-height:1.9;
      overflow-wrap:anywhere;
    }
    .article-body > *:first-child{margin-top:0}
    .article-body p{margin:0 0 1.15em}
    .article-body h2{
      margin:2.05em 0 .78em;
      padding-top:.1em;
      color:var(--ink);
      font-size:clamp(25px,2.6vw,32px);
      line-height:1.3;
      font-weight:850;
      letter-spacing:-.02em;
    }
    .article-body h3{
      margin:1.8em 0 .7em;
      color:var(--ink-2);
      font-size:clamp(20px,2vw,24px);
      line-height:1.36;
      font-weight:800;
    }
    .article-body h4{
      margin:1.4em 0 .5em;
      color:var(--ink);
      font-size:18px;
      font-weight:800;
    }
    .article-body a{
      color:var(--coral-dark);
      font-weight:700;
      background:linear-gradient(to right,rgba(255,107,122,.35),rgba(255,107,122,.35)) left bottom/0 2px no-repeat;
      transition:var(--ease);
    }
    .article-body a:hover{background-size:100% 2px;color:var(--ink)}
    .article-body ul,.article-body ol{
      margin:1em 0 1.25em;
      padding-left:1.35em;
    }
    .article-body li{margin:.46em 0;padding-left:.15em}
    .article-body blockquote{
      margin:1.6em 0;
      padding:20px 22px;
      border-left:5px solid var(--coral);
      border-radius:18px;
      background:linear-gradient(135deg,#FFF2F1,#FFF9F4);
      color:var(--ink-2);
      font-weight:650;
    }
    .article-body img{
      width:100%;
      border-radius:18px;
      margin:1.5em 0 .7em;
      box-shadow:0 16px 36px rgba(36,23,47,.10);
      border:1px solid var(--line);
    }
    .article-body figure{margin:1.6em 0}
    .article-body figcaption{
      text-align:center;
      color:var(--soft);
      font-size:13px;
      margin-top:8px;
    }
    .article-body table{
      width:100%;
      border-collapse:separate;
      border-spacing:0;
      margin:1.5em 0;
      border:1px solid var(--line);
      border-radius:16px;
      overflow:hidden;
      font-size:15px;
    }
    .article-body th,
    .article-body td{
      padding:13px 14px;
      border-bottom:1px solid var(--line);
      vertical-align:top;
    }
    .article-body th{
      background:#FFF4EC;
      color:var(--ink);
      font-weight:800;
    }
    .article-body tr:last-child td{border-bottom:0}
    .not-found-box{
      display:grid;
      place-items:center;
      text-align:center;
      min-height:360px;
      padding:42px 24px;
      border-radius:24px;
      background:linear-gradient(135deg,#FFF9F4,#fff);
      border:1px dashed rgba(255,107,122,.34);
    }
    .not-found-icon{
      width:72px;height:72px;
      border-radius:24px;
      display:grid;
      place-items:center;
      background:linear-gradient(135deg,var(--ink),var(--coral));
      color:#fff;
      font-size:30px;
      margin-bottom:18px;
      box-shadow:0 16px 34px rgba(255,107,122,.22);
    }
    .not-found-box h2{
      margin:0 0 10px;
      color:var(--ink);
      font-size:28px;
      font-weight:850;
    }
    .not-found-box p{
      max-width:520px;
      margin:0 0 22px;
      color:var(--muted);
    }
    .article-footer-actions{
      display:flex;
      justify-content:space-between;
      gap:16px;
      flex-wrap:wrap;
      margin-top:20px;
      padding:20px;
      border-radius:24px;
      background:#FFF9F4;
      border:1px solid var(--line);
    }
    .sidebar{
      position:sticky;
      top:104px;
      display:grid;
      gap:18px;
    }
    .side-card{
      background:rgba(255,255,255,.86);
      border:1px solid var(--line);
      border-radius:24px;
      box-shadow:0 14px 34px rgba(36,23,47,.07);
      padding:22px;
      overflow:hidden;
    }
    .side-card.dark{
      background:
        radial-gradient(circle at 86% 0%, rgba(255,107,122,.18), transparent 35%),
        linear-gradient(135deg,var(--ink),#372442);
      color:#fff;
      border-color:rgba(255,255,255,.12);
    }
    .side-card h2,
    .side-card h3{
      margin:0 0 12px;
      color:var(--ink);
      font-size:20px;
      line-height:1.35;
      font-weight:850;
    }
    .side-card.dark h2,
    .side-card.dark h3{color:#fff}
    .side-card p{
      margin:0;
      color:var(--muted);
      font-size:14px;
      line-height:1.75;
    }
    .side-card.dark p{color:rgba(255,255,255,.76)}
    .tip-list{
      display:grid;
      gap:12px;
      margin:16px 0 0;
      padding:0;
      list-style:none;
    }
    .tip-list li{
      display:flex;
      gap:10px;
      align-items:flex-start;
      color:var(--muted);
      font-size:14px;
      line-height:1.65;
    }
    .tip-list li::before{
      content:"";
      width:9px;height:9px;
      border-radius:50%;
      background:var(--coral);
      box-shadow:0 0 0 5px rgba(255,107,122,.13);
      flex:0 0 auto;
      margin-top:8px;
    }
    .related-list{
      display:grid;
      gap:12px;
      margin-top:14px;
    }
    .related-item{
      display:block;
      padding:14px;
      border:1px solid var(--line);
      border-radius:18px;
      background:#fff;
      transition:var(--ease);
    }
    .related-item:hover{
      border-color:rgba(255,107,122,.32);
      transform:translateY(-2px);
      box-shadow:0 14px 28px rgba(36,23,47,.08);
      color:var(--ink);
    }
    .related-item strong{
      display:block;
      color:var(--ink);
      font-size:15px;
      line-height:1.5;
      margin-bottom:5px;
    }
    .related-item span{
      color:var(--soft);
      font-size:13px;
      font-weight:700;
    }
    .mini-cover{
      margin-top:16px;
      border-radius:18px;
      overflow:hidden;
      border:1px solid rgba(255,255,255,.16);
      position:relative;
    }
    .mini-cover img{
      width:100%;
      aspect-ratio:16/10;
      object-fit:cover;
      opacity:.82;
      transition:var(--ease);
    }
    .mini-cover:hover img{transform:scale(1.04)}
    .recommend-section{
      padding:0 0 86px;
    }
    .recommend-grid{
      display:grid;
      grid-template-columns:repeat(3,minmax(0,1fr));
      gap:18px;
    }
    .recommend-card{
      position:relative;
      overflow:hidden;
      min-height:260px;
      border-radius:24px;
      background:#fff;
      border:1px solid var(--line);
      box-shadow:0 14px 34px rgba(36,23,47,.07);
      transition:var(--ease);
    }
    .recommend-card:hover{
      transform:translateY(-4px);
      border-color:rgba(255,107,122,.32);
      box-shadow:var(--shadow);
      color:var(--ink);
    }
    .recommend-card img{
      width:100%;
      height:126px;
      object-fit:cover;
      transition:var(--ease);
    }
    .recommend-card:hover img{transform:scale(1.04)}
    .recommend-card-body{
      padding:18px;
    }
    .recommend-card h3{
      margin:10px 0 8px;
      color:var(--ink);
      font-size:19px;
      line-height:1.4;
      font-weight:850;
    }
    .recommend-card p{
      margin:0;
      color:var(--muted);
      font-size:14px;
      line-height:1.7;
      display:-webkit-box;
      -webkit-line-clamp:3;
      -webkit-box-orient:vertical;
      overflow:hidden;
    }
    .guide-panel{
      padding:80px 0;
      background:
        linear-gradient(180deg,rgba(255,255,255,.38),rgba(255,249,244,.45));
      border-top:1px solid rgba(36,23,47,.06);
      border-bottom:1px solid rgba(36,23,47,.06);
    }
    .guide-grid{
      display:grid;
      grid-template-columns:.92fr 1.08fr;
      gap:26px;
      align-items:start;
    }
    .guide-copy{
      padding:28px;
      border-radius:26px;
      background:var(--ink);
      color:#fff;
      box-shadow:var(--shadow);
      position:relative;
      overflow:hidden;
    }
    .guide-copy::after{
      content:"";
      position:absolute;
      width:190px;height:190px;
      right:-70px;bottom:-70px;
      border-radius:50%;
      background:rgba(255,107,122,.20);
    }
    .guide-copy h2{
      position:relative;
      z-index:1;
      margin:13px 0 12px;
      font-size:clamp(28px,3vw,38px);
      line-height:1.25;
      font-weight:850;
    }
    .guide-copy p{
      position:relative;
      z-index:1;
      margin:0;
      color:rgba(255,255,255,.76);
      line-height:1.9;
    }
    .step-stack{
      display:grid;
      gap:14px;
    }
    .step-card{
      display:grid;
      grid-template-columns:auto 1fr;
      gap:15px;
      padding:20px;
      border-radius:22px;
      background:#fff;
      border:1px solid var(--line);
      box-shadow:0 12px 28px rgba(36,23,47,.06);
      transition:var(--ease);
    }
    .step-card:hover{transform:translateY(-3px);box-shadow:var(--shadow);border-color:rgba(255,107,122,.26)}
    .step-no{
      width:42px;height:42px;
      border-radius:16px;
      display:grid;
      place-items:center;
      color:#fff;
      font-weight:900;
      background:linear-gradient(135deg,var(--coral),var(--amber));
      box-shadow:0 12px 24px rgba(255,107,122,.22);
    }
    .step-card h3{
      margin:0 0 5px;
      color:var(--ink);
      font-size:18px;
      font-weight:850;
    }
    .step-card p{
      margin:0;
      color:var(--muted);
      font-size:14px;
      line-height:1.75;
    }
    .faq-section{
      padding:82px 0;
    }
    .faq-list{
      display:grid;
      gap:14px;
      max-width:920px;
      margin:0 auto;
    }
    .faq-item{
      border:1px solid var(--line);
      border-radius:22px;
      background:#fff;
      box-shadow:0 12px 30px rgba(36,23,47,.06);
      overflow:hidden;
      transition:var(--ease);
    }
    .faq-item:hover{border-color:rgba(255,107,122,.26)}
    .faq-question{
      width:100%;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:18px;
      padding:20px 22px;
      color:var(--ink);
      text-align:left;
      font-weight:850;
      font-size:17px;
    }
    .faq-question .plus{
      width:28px;height:28px;
      display:grid;
      place-items:center;
      flex:0 0 auto;
      border-radius:50%;
      color:#fff;
      background:var(--coral);
      transition:var(--ease);
      font-weight:900;
    }
    .faq-answer{
      display:none;
      padding:0 22px 20px;
      color:var(--muted);
      font-size:15px;
      line-height:1.85;
      border-top:1px solid rgba(36,23,47,.06);
    }
    .faq-item.is-open{
      box-shadow:0 18px 42px rgba(36,23,47,.10);
      border-color:rgba(255,107,122,.30);
    }
    .faq-item.is-open .faq-answer{display:block}
    .faq-item.is-open .plus{transform:rotate(45deg);background:var(--ink)}
    .cta-band{
      padding:0 0 90px;
    }
    .cta-card{
      position:relative;
      overflow:hidden;
      display:grid;
      grid-template-columns:1fr auto;
      gap:26px;
      align-items:center;
      padding:34px;
      border-radius:var(--radius-xl);
      background:
        radial-gradient(circle at 78% 20%, rgba(255,107,122,.24), transparent 30%),
        radial-gradient(circle at 12% 92%, rgba(245,164,93,.20), transparent 34%),
        linear-gradient(135deg,var(--ink),#352341);
      color:#fff;
      box-shadow:var(--shadow-strong);
    }
    .cta-card h2{
      margin:0 0 10px;
      font-size:clamp(28px,3vw,40px);
      line-height:1.22;
      font-weight:850;
    }
    .cta-card p{
      margin:0;
      max-width:720px;
      color:rgba(255,255,255,.76);
      line-height:1.85;
    }
    .cta-actions{
      display:flex;
      gap:12px;
      flex-wrap:wrap;
      justify-content:flex-end;
    }
    .site-footer{
      background:
        radial-gradient(circle at 8% 0%, rgba(255,107,122,.16), transparent 30%),
        linear-gradient(180deg,#2b1c35,var(--ink));
      color:#fff;
      padding:60px 0 28px;
    }
    .footer-grid{
      display:grid;
      grid-template-columns:1.4fr .6fr .6fr;
      gap:34px;
      padding-bottom:34px;
      border-bottom:1px solid rgba(255,255,255,.12);
    }
    .footer-brand .brand{color:#fff;margin-bottom:16px}
    .footer-brand p{
      max-width:520px;
      margin:0;
      color:rgba(255,255,255,.68);
      line-height:1.85;
    }
    .footer-col h3{
      margin:0 0 14px;
      font-size:16px;
      font-weight:850;
      color:#fff;
    }
    .footer-links{
      display:grid;
      gap:10px;
    }
    .footer-links a{
      color:rgba(255,255,255,.68);
      transition:var(--ease);
      width:max-content;
    }
    .footer-links a:hover{color:#fff;transform:translateX(3px)}
    .copyright{
      padding-top:22px;
      display:flex;
      justify-content:space-between;
      gap:16px;
      flex-wrap:wrap;
      color:rgba(255,255,255,.56);
      font-size:14px;
    }
    .back-top{
      position:fixed;
      right:20px;
      bottom:22px;
      z-index:40;
      width:46px;height:46px;
      display:grid;
      place-items:center;
      border-radius:16px;
      background:#fff;
      border:1px solid var(--line);
      box-shadow:0 14px 34px rgba(36,23,47,.13);
      color:var(--ink);
      font-weight:900;
      opacity:0;
      pointer-events:none;
      transform:translateY(8px);
      transition:var(--ease);
    }
    .back-top.show{
      opacity:1;
      pointer-events:auto;
      transform:translateY(0);
    }
    .back-top:hover{background:var(--coral);color:#fff;transform:translateY(-2px)}
    @media (max-width:1024px){
      .desktop-nav{display:none}
      .menu-toggle{display:flex}
      .nav-action .btn{display:none}
      .mobile-panel.is-open{display:block}
      .article-hero-card{grid-template-columns:1fr}
      .article-cover{min-height:280px}
      .content-grid{grid-template-columns:1fr}
      .sidebar{position:static;grid-template-columns:repeat(2,minmax(0,1fr))}
      .guide-grid{grid-template-columns:1fr}
      .recommend-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
      .cta-card{grid-template-columns:1fr}
      .cta-actions{justify-content:flex-start}
    }
    @media (max-width:768px){
      .container{width:min(100% - 32px,var(--container))}
      .section{padding:58px 0}
      .section-tight{padding:42px 0}
      .nav-wrap{height:70px}
      .brand-text{font-size:18px}
      .article-hero{padding:22px 0 42px}
      .article-hero-card{padding:22px;border-radius:24px}
      .article-hero h1{font-size:clamp(30px,9vw,40px)}
      .article-lead{font-size:16px}
      .article-cover{min-height:230px;border-radius:20px}
      .article-body-card{padding:24px;border-radius:24px}
      .article-body{font-size:16px}
      .sidebar{grid-template-columns:1fr}
      .section-head{display:block}
      .section-head p{margin-top:12px}
      .guide-panel,.faq-section{padding:58px 0}
      .recommend-section{padding-bottom:62px}
      .recommend-grid{grid-template-columns:1fr}
      .footer-grid{grid-template-columns:1fr;gap:26px}
      .copyright{display:grid}
      .crumbs .current{max-width:260px}
    }
    @media (max-width:520px){
      .container{width:min(100% - 28px,var(--container))}
      .brand-mark{width:38px;height:38px;border-radius:14px}
      .brand-text{font-size:16px}
      .mobile-panel a{padding:12px 14px}
      .article-actions,.cta-actions,.article-footer-actions{display:grid;grid-template-columns:1fr}
      .btn{width:100%}
      .article-meta span{width:100%;justify-content:center}
      .cover-note{display:block}
      .article-body-card{padding:20px}
      .article-body table{display:block;overflow-x:auto;white-space:nowrap}
      .step-card{grid-template-columns:1fr}
      .cta-card{padding:24px;border-radius:24px}
      .faq-question{font-size:16px;padding:18px}
      .faq-answer{padding:0 18px 18px}
    }

/* roulang: framework shim */
/* 覆盖 Bootstrap 等对 a/btn 的全局默认，避免导航出现下划线/蓝链 */
.site-header a,.site-header a:hover,.navbar a,.navbar a:hover,.nav-links a,.nav-links a:hover,header nav a,header nav a:hover{text-decoration:none}
.site-header .btn,.navbar .btn,.nav-cta{text-decoration:none}