/* roulang page: index */
:root{
      --bg:#faf7f6;
      --bg-soft:#fffafc;
      --panel:#ffffff;
      --panel-alt:#fff2f6;
      --line:#ead8df;
      --line-strong:#e4b8c8;
      --text:#211821;
      --muted:#725e69;
      --primary:#e84f84;
      --primary-deep:#cc2f67;
      --accent:#23c8bc;
      --accent-deep:#169189;
      --warn:#ff8f66;
      --shadow:0 14px 38px rgba(75, 23, 46, .08);
      --shadow-soft:0 10px 24px rgba(75, 23, 46, .05);
      --radius:10px;
      --radius-sm:8px;
      --container:1180px;
      --space-1:6px;
      --space-2:10px;
      --space-3:16px;
      --space-4:22px;
      --space-5:30px;
      --space-6:42px;
      --space-7:56px;
      --space-8:74px;
    }

    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",Arial,sans-serif;
      color:var(--text);
      background:
        linear-gradient(180deg, rgba(232,79,132,.05), transparent 18%),
        linear-gradient(90deg, rgba(35,200,188,.05), transparent 22%),
        var(--bg);
      line-height:1.7;
      overflow-x:hidden;
    }
    a{color:inherit;text-decoration:none}
    img{max-width:100%;display:block}
    button,input,textarea,select{font:inherit}
    button{cursor:pointer}
    ::selection{background:rgba(232,79,132,.18);color:var(--text)}
    .sr-only{
      position:absolute!important;
      width:1px;height:1px;
      padding:0;margin:-1px;
      overflow:hidden;clip:rect(0,0,0,0);
      border:0;
      white-space:nowrap;
    }

    .site-shell{
      position:fixed;
      top:16px;
      left:0;
      right:0;
      z-index:80;
      pointer-events:none;
    }
    .nav-wrap{
      pointer-events:auto;
      max-width:var(--container);
      margin:0 auto;
      padding:0 14px;
    }
    .nav-pill{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:16px;
      min-height:64px;
      padding:10px 16px;
      border:1px solid rgba(232,79,132,.18);
      border-radius:999px;
      background:rgba(255,255,255,.92);
      backdrop-filter:blur(12px);
      box-shadow:var(--shadow-soft);
    }
    .brand{
      display:flex;
      align-items:center;
      gap:10px;
      font-weight:800;
      letter-spacing:0;
      color:var(--text);
      white-space:nowrap;
    }
    .brand-mark{
      width:14px;height:14px;border-radius:50%;
      background:linear-gradient(135deg,var(--primary),var(--accent));
      box-shadow:0 0 0 4px rgba(232,79,132,.12);
      flex:none;
    }
    .title-bar{
      padding:0;
      background:transparent;
      color:var(--text);
    }
    .title-bar-title{font-weight:800}
    .menu-icon{
      width:44px;
      height:44px;
      border-radius:999px;
      background:linear-gradient(135deg, rgba(232,79,132,.12), rgba(35,200,188,.14));
    }
    .menu-icon::after{
      box-shadow:0 8px 0 #211821, 0 0 0 #211821, 0 -8px 0 #211821;
      width:18px;
      height:2px;
      left:13px;
      top:21px;
      background:#211821;
    }
    .top-bar,
    .top-bar ul{
      background:transparent;
    }
    .top-bar{
      flex:1;
      align-items:center;
      justify-content:space-between;
      padding:0;
    }
    .site-menu{
      align-items:center;
      gap:6px;
    }
    .site-menu li{display:flex;align-items:center}
    .site-menu a{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      min-height:40px;
      padding:0 15px;
      border-radius:999px;
      color:var(--muted);
      transition:all .18s ease;
      font-weight:700;
    }
    .site-menu a:hover,
    .site-menu a:focus{
      color:var(--primary-deep);
      background:rgba(232,79,132,.09);
      outline:none;
    }
    .site-menu .is-active > a{
      color:#fff;
      background:linear-gradient(135deg,var(--primary),var(--primary-deep));
      box-shadow:0 10px 18px rgba(232,79,132,.18);
    }
    .nav-actions{
      display:flex;
      align-items:center;
      gap:10px;
    }

    .button{
      border-radius:999px;
      padding:0.88rem 1.1rem;
      font-weight:800;
      letter-spacing:0;
      transition:transform .18s ease, box-shadow .18s ease, background .18s ease, color .18s ease, border-color .18s ease;
      border:1px solid transparent;
      margin:0;
    }
    .button:hover,
    .button:focus{
      transform:translateY(-1px);
    }
    .button.primary-btn{
      background:linear-gradient(135deg,var(--primary),var(--primary-deep));
      color:#fff;
      box-shadow:0 14px 22px rgba(232,79,132,.22);
    }
    .button.primary-btn:hover,
    .button.primary-btn:focus{
      box-shadow:0 16px 28px rgba(232,79,132,.28);
      color:#fff;
    }
    .button.secondary-btn{
      background:#fff;
      border-color:rgba(232,79,132,.22);
      color:var(--primary-deep);
      box-shadow:none;
    }
    .button.secondary-btn:hover,
    .button.secondary-btn:focus{
      background:rgba(232,79,132,.06);
      border-color:rgba(232,79,132,.35);
      color:var(--primary-deep);
    }
    .button.ghost-btn{
      background:rgba(35,200,188,.08);
      border-color:rgba(35,200,188,.2);
      color:var(--accent-deep);
    }
    .button.ghost-btn:hover,
    .button.ghost-btn:focus{
      background:rgba(35,200,188,.12);
      color:var(--accent-deep);
    }

    .page-wrap{
      padding-top:108px;
    }
    .section{
      padding:var(--space-8) 0;
      position:relative;
    }
    .section.compact{
      padding:var(--space-7) 0;
    }
    .section-head{
      margin-bottom:var(--space-5);
      max-width:820px;
    }
    .eyebrow{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:6px 12px;
      border-radius:999px;
      background:rgba(232,79,132,.09);
      color:var(--primary-deep);
      font-size:.9rem;
      font-weight:800;
      margin-bottom:14px;
    }
    .eyebrow .dot{
      width:8px;height:8px;border-radius:50%;
      background:var(--accent);
      box-shadow:0 0 0 4px rgba(35,200,188,.12);
    }
    h1,h2,h3,h4{margin:0;line-height:1.25;letter-spacing:0}
    h1{
      font-size:clamp(2.15rem, 4vw, 3.9rem);
      font-weight:900;
    }
    h2{
      font-size:clamp(1.6rem, 2.4vw, 2.35rem);
      font-weight:900;
    }
    h3{
      font-size:1.18rem;
      font-weight:800;
    }
    p{margin:0}
    .section-lead{
      margin-top:14px;
      color:var(--muted);
      font-size:1.02rem;
      max-width:760px;
    }

    .hero{
      padding-top:28px;
      padding-bottom:var(--space-8);
    }
    .hero-panel{
      position:relative;
      overflow:hidden;
      border:1px solid rgba(232,79,132,.14);
      background:
        linear-gradient(135deg, rgba(255,255,255,.96), rgba(255,250,252,.94)),
        var(--panel);
      border-radius:24px;
      box-shadow:var(--shadow);
    }
    .hero-panel::before{
      content:"";
      position:absolute;
      inset:0;
      background:
        linear-gradient(90deg, rgba(232,79,132,.08) 1px, transparent 1px),
        linear-gradient(0deg, rgba(35,200,188,.07) 1px, transparent 1px);
      background-size:24px 24px;
      mask-image:linear-gradient(180deg, rgba(0,0,0,.5), rgba(0,0,0,.1) 90%);
      pointer-events:none;
      opacity:.55;
    }
    .hero-copy{
      position:relative;
      z-index:1;
      padding:clamp(28px, 4vw, 54px);
    }
    .hero-grid{
      align-items:center;
      gap:var(--space-5);
    }
    .hero-title{
      max-width:11ch;
    }
    .hero-copy p{
      font-size:1.05rem;
      color:var(--muted);
      max-width:42rem;
      margin-top:18px;
    }
    .hero-actions{
      display:flex;
      flex-wrap:wrap;
      gap:12px;
      margin-top:24px;
    }
    .hero-tags{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
      margin-top:22px;
    }
    .chip{
      display:inline-flex;
      align-items:center;
      gap:8px;
      min-height:34px;
      padding:0 12px;
      border-radius:999px;
      border:1px solid rgba(232,79,132,.18);
      background:#fff;
      color:var(--muted);
      font-size:.92rem;
      font-weight:700;
      box-shadow:0 8px 18px rgba(76, 29, 48, .04);
    }
    .chip strong{
      color:var(--text);
      font-weight:800;
    }
    .hero-art-wrap{
      position:relative;
      z-index:1;
      padding:clamp(22px, 3vw, 36px);
    }
    .hero-art{
      width:100%;
      border-radius:22px;
      border:1px solid rgba(232,79,132,.14);
      box-shadow:var(--shadow-soft);
      background:#fff;
    }
    .hero-side{
      margin-top:16px;
      display:grid;
      grid-template-columns:repeat(2, minmax(0,1fr));
      gap:12px;
    }
    .mini-card{
      min-height:94px;
      padding:14px 14px 12px;
      border-radius:var(--radius);
      background:rgba(255,255,255,.92);
      border:1px solid rgba(232,79,132,.14);
      box-shadow:0 10px 18px rgba(76,29,48,.04);
    }
    .mini-card .num{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      width:28px;height:28px;
      border-radius:50%;
      background:rgba(35,200,188,.12);
      color:var(--accent-deep);
      font-weight:900;
      margin-bottom:10px;
    }
    .mini-card p{
      color:var(--muted);
      font-size:.92rem;
      line-height:1.55;
    }

    .soft-band{
      padding:var(--space-7) 0;
      background:linear-gradient(180deg, rgba(255,255,255,.58), rgba(255,255,255,.22));
      border-top:1px solid rgba(232,79,132,.08);
      border-bottom:1px solid rgba(232,79,132,.08);
    }
    .panel{
      position:relative;
      border:1px solid rgba(232,79,132,.14);
      background:var(--panel);
      border-radius:20px;
      box-shadow:var(--shadow-soft);
      overflow:hidden;
    }
    .panel-pad{
      padding:24px;
    }
    .panel-accent{
      border-left:4px solid var(--primary);
    }
    .panel-accent-teal{
      border-left:4px solid var(--accent);
    }
    .section-title{
      margin-bottom:12px;
    }
    .section-title small{
      display:block;
      margin-top:8px;
      color:var(--muted);
      font-size:.98rem;
      line-height:1.7;
      max-width:780px;
    }

    .link-list{
      list-style:none;
      margin:0;
      padding:0;
      display:grid;
      gap:12px;
    }
    .link-item{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:14px;
      padding:14px 16px;
      border-radius:var(--radius);
      border:1px solid rgba(232,79,132,.12);
      background:#fff;
      transition:transform .18s ease, border-color .18s ease, box-shadow .18s ease;
      min-height:68px;
    }
    .link-item:hover{
      transform:translateY(-1px);
      border-color:rgba(232,79,132,.28);
      box-shadow:0 12px 22px rgba(76,29,48,.05);
    }
    .link-item strong{
      display:block;
      font-size:1.02rem;
      line-height:1.5;
      margin-bottom:4px;
    }
    .link-item span{
      color:var(--muted);
      font-size:.92rem;
    }
    .link-item .meta{
      flex:none;
      display:inline-flex;
      align-items:center;
      gap:8px;
      color:var(--primary-deep);
      font-weight:800;
      white-space:nowrap;
    }
    .tag-strip{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
      margin-top:14px;
    }
    .tag{
      display:inline-flex;
      align-items:center;
      min-height:32px;
      padding:0 11px;
      border-radius:999px;
      border:1px solid rgba(35,200,188,.18);
      background:rgba(35,200,188,.06);
      color:var(--accent-deep);
      font-size:.9rem;
      font-weight:800;
    }
    .tag.red{
      border-color:rgba(232,79,132,.16);
      background:rgba(232,79,132,.06);
      color:var(--primary-deep);
    }
    .tag.dark{
      border-color:rgba(34,34,34,.1);
      background:rgba(34,34,34,.03);
      color:var(--muted);
    }

    .timeline{
      position:relative;
    }
    .timeline-grid{
      position:relative;
      display:grid;
      grid-template-columns:repeat(4, minmax(0,1fr));
      gap:14px;
    }
    .timeline-grid::before{
      content:"";
      position:absolute;
      left:6%;
      right:6%;
      top:42px;
      height:2px;
      background:linear-gradient(90deg, rgba(232,79,132,.26), rgba(35,200,188,.26));
      z-index:0;
    }
    .step-card{
      position:relative;
      z-index:1;
      min-height:220px;
      padding:20px 18px 18px;
      border-radius:18px;
      border:1px solid rgba(232,79,132,.12);
      background:linear-gradient(180deg, #fff, #fffafd);
      box-shadow:0 10px 20px rgba(76,29,48,.04);
    }
    .step-badge{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      width:44px;
      height:44px;
      border-radius:50%;
      background:linear-gradient(135deg,var(--primary),var(--primary-deep));
      color:#fff;
      font-weight:900;
      box-shadow:0 10px 18px rgba(232,79,132,.18);
      margin-bottom:14px;
    }
    .step-card h3{margin-bottom:10px}
    .step-card p{
      color:var(--muted);
      font-size:.95rem;
      line-height:1.7;
    }
    .step-foot{
      margin-top:16px;
      padding-top:14px;
      border-top:1px dashed rgba(232,79,132,.18);
      color:var(--accent-deep);
      font-weight:800;
      font-size:.92rem;
    }

    .feature-grid{
      display:grid;
      grid-template-columns:repeat(12, minmax(0,1fr));
      gap:14px;
    }
    .feature-large{
      grid-column:span 6;
      min-height:240px;
      padding:24px;
      border-radius:20px;
      border:1px solid rgba(232,79,132,.12);
      background:linear-gradient(180deg, #fff, #fff7fa);
      box-shadow:var(--shadow-soft);
    }
    .feature-small{
      grid-column:span 3;
      min-height:160px;
      padding:18px;
      border-radius:18px;
      border:1px solid rgba(35,200,188,.14);
      background:linear-gradient(180deg, #fff, #fbfffe);
      box-shadow:0 10px 18px rgba(76,29,48,.04);
    }
    .feature-large .icon,
    .feature-small .icon,
    .compare-card .icon,
    .benefit-card .icon{
      width:44px;
      height:44px;
      border-radius:14px;
      display:inline-flex;
      align-items:center;
      justify-content:center;
      margin-bottom:14px;
      background:rgba(232,79,132,.09);
      color:var(--primary-deep);
      font-size:1.05rem;
    }
    .feature-small .icon{
      background:rgba(35,200,188,.09);
      color:var(--accent-deep);
    }
    .feature-large p,
    .feature-small p{
      margin-top:10px;
      color:var(--muted);
      font-size:.95rem;
      line-height:1.75;
    }
    .check-list{
      list-style:none;
      padding:0;
      margin:16px 0 0;
      display:grid;
      gap:10px;
    }
    .check-list li{
      display:flex;
      gap:10px;
      align-items:flex-start;
      color:var(--text);
      font-size:.94rem;
      line-height:1.6;
    }
    .check-list i{
      color:var(--accent-deep);
      margin-top:4px;
      flex:none;
    }

    .compare-grid{
      display:grid;
      grid-template-columns:repeat(3, minmax(0,1fr));
      gap:14px;
    }
    .compare-card{
      position:relative;
      min-height:100%;
      padding:22px;
      border-radius:20px;
      border:1px solid rgba(232,79,132,.12);
      background:#fff;
      box-shadow:var(--shadow-soft);
      overflow:hidden;
    }
    .compare-card::before{
      content:"";
      position:absolute;
      left:0;top:0;right:0;height:5px;
      background:linear-gradient(90deg, rgba(232,79,132,.7), rgba(35,200,188,.72));
    }
    .compare-card.recommended{
      border-color:rgba(232,79,132,.26);
      box-shadow:0 18px 36px rgba(232,79,132,.12);
      transform:translateY(-4px);
    }
    .compare-card.recommended::before{
      background:linear-gradient(90deg, var(--primary), var(--accent));
    }
    .compare-card .rank{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:5px 10px;
      border-radius:999px;
      background:rgba(232,79,132,.08);
      color:var(--primary-deep);
      font-size:.86rem;
      font-weight:900;
      margin-bottom:14px;
    }
    .compare-card h3{
      margin-bottom:10px;
    }
    .compare-card .meta-line{
      color:var(--muted);
      font-size:.95rem;
      margin-bottom:14px;
    }
    .compare-card ul{
      list-style:none;
      margin:0;
      padding:0;
      display:grid;
      gap:8px;
    }
    .compare-card li{
      display:flex;
      gap:10px;
      align-items:flex-start;
      color:var(--text);
      font-size:.94rem;
      line-height:1.6;
    }
    .compare-card li i{
      color:var(--accent-deep);
      margin-top:4px;
      flex:none;
    }
    .compare-foot{
      margin-top:18px;
      padding-top:16px;
      border-top:1px solid rgba(232,79,132,.1);
      display:flex;
      flex-wrap:wrap;
      gap:10px;
      align-items:center;
      justify-content:space-between;
    }

    .cta-panel{
      overflow:hidden;
      border:1px solid rgba(232,79,132,.14);
      border-radius:24px;
      background:
        linear-gradient(135deg, rgba(255,255,255,.98), rgba(255,247,250,.95));
      box-shadow:var(--shadow);
    }
    .cta-ribbon{
      display:flex;
      flex-wrap:wrap;
      gap:12px;
      align-items:center;
      justify-content:space-between;
      padding:18px 22px;
      background:linear-gradient(90deg, rgba(232,79,132,.08), rgba(35,200,188,.08));
      border-bottom:1px solid rgba(232,79,132,.12);
    }
    .countdown{
      display:inline-flex;
      align-items:center;
      gap:8px;
      flex-wrap:wrap;
      color:var(--primary-deep);
      font-weight:900;
    }
    .countdown span{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      min-width:36px;
      min-height:32px;
      padding:0 10px;
      border-radius:999px;
      background:#fff;
      border:1px solid rgba(232,79,132,.16);
      color:var(--text);
      box-shadow:0 8px 16px rgba(76,29,48,.04);
    }
    .cta-body{
      padding:24px;
    }
    .cta-note{
      color:var(--muted);
      margin-top:12px;
      max-width:820px;
    }
    form{
      margin:0;
    }
    .form-grid{
      display:grid;
      grid-template-columns:repeat(2, minmax(0,1fr));
      gap:14px;
      margin-top:18px;
    }
    .form-grid .full{
      grid-column:1 / -1;
    }
    label{
      display:block;
      font-size:.92rem;
      font-weight:800;
      color:var(--text);
      margin-bottom:8px;
    }
    input[type="text"],
    input[type="tel"],
    input[type="email"],
    textarea,
    select{
      width:100%;
      min-height:48px;
      border-radius:var(--radius-sm);
      border:1px solid rgba(232,79,132,.18);
      background:#fff;
      color:var(--text);
      padding:12px 14px;
      box-shadow:none;
      transition:border-color .18s ease, box-shadow .18s ease, background .18s ease;
    }
    textarea{
      min-height:128px;
      resize:vertical;
    }
    input:focus,
    textarea:focus,
    select:focus{
      outline:none;
      border-color:rgba(232,79,132,.48);
      box-shadow:0 0 0 4px rgba(232,79,132,.12);
      background:#fff;
    }
    .form-actions{
      display:flex;
      flex-wrap:wrap;
      gap:12px;
      align-items:center;
      margin-top:18px;
    }
    .form-hint{
      color:var(--muted);
      font-size:.9rem;
    }
    .trust-row{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
      margin-top:14px;
    }

    .faq .accordion{
      border:0;
      background:transparent;
      margin:0;
    }
    .faq .accordion-item{
      border-radius:16px;
      overflow:hidden;
      margin-bottom:12px;
      border:1px solid rgba(232,79,132,.12);
      background:#fff;
      box-shadow:0 10px 18px rgba(76,29,48,.04);
    }
    .faq .accordion-title{
      padding:18px 18px;
      color:var(--text);
      font-size:1rem;
      font-weight:800;
      background:#fff;
      border:0;
    }
    .faq .accordion-title:hover,
    .faq .accordion-title:focus{
      background:rgba(232,79,132,.04);
    }
    .faq .accordion-content{
      border:0;
      padding:0 18px 18px;
      color:var(--muted);
      line-height:1.75;
      background:#fff;
    }
    .faq .accordion-content p + p{margin-top:12px}
    .faq .accordion-title::before{
      right:18px;
      color:var(--primary-deep);
      margin-top:-6px;
      font-size:1.1rem;
    }

    .footer{
      padding:34px 0 46px;
      border-top:1px solid rgba(232,79,132,.12);
      background:linear-gradient(180deg, rgba(255,255,255,.6), rgba(255,255,255,.28));
    }
    .footer-panel{
      padding:24px;
      border-radius:22px;
      border:1px solid rgba(232,79,132,.12);
      background:#fff;
      box-shadow:var(--shadow-soft);
    }
    .footer-brand{
      display:flex;
      align-items:center;
      gap:10px;
      font-weight:900;
      font-size:1.1rem;
      margin-bottom:12px;
    }
    .footer-text{
      color:var(--muted);
      max-width:460px;
      font-size:.94rem;
      line-height:1.75;
    }
    .footer-links{
      list-style:none;
      margin:0;
      padding:0;
      display:grid;
      gap:10px;
    }
    .footer-links a{
      color:var(--muted);
      font-weight:700;
      transition:color .18s ease;
    }
    .footer-links a:hover,
    .footer-links a:focus{
      color:var(--primary-deep);
    }
    .copyright{
      margin-top:18px;
      padding-top:14px;
      border-top:1px solid rgba(232,79,132,.12);
      color:var(--muted);
      font-size:.9rem;
      display:flex;
      flex-wrap:wrap;
      gap:10px 18px;
      justify-content:space-between;
      align-items:center;
    }

    .subtle-card{
      border:1px solid rgba(35,200,188,.14);
      background:linear-gradient(180deg, #fff, #fbfffe);
      border-radius:18px;
      box-shadow:0 10px 18px rgba(76,29,48,.04);
      padding:18px;
    }

    @media screen and (max-width: 1024px){
      .hero-title{max-width:none}
      .timeline-grid{
        grid-template-columns:repeat(2, minmax(0,1fr));
      }
      .timeline-grid::before{display:none}
      .feature-large{grid-column:span 12}
      .feature-small{grid-column:span 6}
      .compare-grid{grid-template-columns:1fr}
      .compare-card.recommended{transform:none}
    }

    @media screen and (max-width: 767px){
      .site-shell{
        top:10px;
      }
      .nav-pill{
        border-radius:22px;
        padding:8px 12px;
      }
      .top-bar{
        width:100%;
      }
      .nav-actions{
        display:none;
      }
      .site-menu{
        padding-top:10px;
        padding-bottom:4px;
      }
      .site-menu a{
        width:100%;
        justify-content:flex-start;
        min-height:44px;
      }
      .hero{
        padding-top:14px;
      }
      .hero-copy{
        padding:22px 18px 8px;
      }
      .hero-art-wrap{
        padding:14px 18px 20px;
      }
      .hero-side{
        grid-template-columns:1fr;
      }
      .timeline-grid,
      .form-grid{
        grid-template-columns:1fr;
      }
      .feature-small,
      .feature-large{
        grid-column:span 12;
      }
      .section{
        padding:58px 0;
      }
      .section.compact{
        padding:46px 0;
      }
      .panel-pad,
      .cta-body,
      .footer-panel{
        padding:18px;
      }
      .cta-ribbon{
        padding:16px 18px;
      }
      .copyright{
        flex-direction:column;
        align-items:flex-start;
      }
    }

    @media screen and (max-width: 520px){
      h1{font-size:2rem}
      h2{font-size:1.48rem}
      .hero-actions,
      .form-actions{
        flex-direction:column;
        align-items:stretch;
      }
      .button{
        width:100%;
        justify-content:center;
      }
      .chip,
      .tag{
        max-width:100%;
      }
      .link-item{
        align-items:flex-start;
        flex-direction:column;
      }
      .link-item .meta{
        white-space:normal;
      }
    }

/* roulang page: category1 */
:root {
      --color-primary: #f02f7f;
      --color-primary-dark: #c81962;
      --color-secondary: #12bfae;
      --color-ink: #201824;
      --color-muted: #6f6474;
      --color-soft: #fff4f8;
      --color-soft-2: #f4f0fb;
      --color-bg: #fbf8fc;
      --color-card: #ffffff;
      --color-line: rgba(240, 47, 127, 0.18);
      --color-line-strong: rgba(18, 191, 174, 0.28);
      --radius: 8px;
      --radius-pill: 999px;
      --shadow-sm: 0 10px 28px rgba(41, 24, 54, 0.08);
      --shadow-md: 0 18px 42px rgba(41, 24, 54, 0.13);
      --max-width: 1180px;
      --section-space: 76px;
    }

    * {
      box-sizing: border-box;
    }

    html {
      scroll-behavior: smooth;
    }

    body {
      margin: 0;
      color: var(--color-ink);
      background:
        radial-gradient(circle at 12% 8%, rgba(240, 47, 127, 0.08), transparent 28%),
        linear-gradient(180deg, #fff9fc 0%, var(--color-bg) 44%, #ffffff 100%);
      font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", Arial, sans-serif;
      font-size: 16px;
      line-height: 1.7;
      letter-spacing: 0;
      overflow-x: hidden;
    }

    a {
      color: inherit;
      text-decoration: none;
      transition: color .22s ease, background .22s ease, border-color .22s ease, transform .22s ease, box-shadow .22s ease;
    }

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

    button,
    input,
    select,
    textarea {
      font: inherit;
    }

    button,
    .button {
      cursor: pointer;
    }

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

    .site-shell {
      position: sticky;
      top: 0;
      z-index: 100;
      padding: 14px 16px 8px;
      pointer-events: none;
    }

    .nav-wrap {
      max-width: var(--max-width);
      margin: 0 auto;
      pointer-events: auto;
    }

    .nav-pill {
      border: 1px solid rgba(240, 47, 127, 0.18);
      border-radius: var(--radius-pill);
      background: rgba(255, 255, 255, 0.9);
      box-shadow: var(--shadow-sm);
      backdrop-filter: blur(16px);
      overflow: hidden;
    }

    .top-bar,
    .top-bar ul {
      background: transparent;
    }

    .top-bar {
      padding: 8px 12px;
      min-height: 62px;
    }

    .top-bar-left,
    .top-bar-right {
      display: flex;
      align-items: center;
    }

    .menu {
      align-items: center;
      gap: 6px;
    }

    .menu > li > a {
      border-radius: var(--radius-pill);
      color: var(--color-muted);
      font-weight: 700;
      padding: 12px 16px;
      line-height: 1.2;
    }

    .menu > li > a:hover,
    .menu > li > a:focus {
      color: var(--color-primary);
      background: rgba(240, 47, 127, 0.08);
      outline: none;
    }

    .menu > li.is-active > a {
      color: #fff;
      background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
      box-shadow: 0 10px 24px rgba(240, 47, 127, 0.24);
    }

    .menu-text {
      padding: 0 16px 0 4px;
    }

    .brand,
    .footer-brand {
      display: inline-flex;
      align-items: center;
      gap: 10px;
      color: var(--color-ink);
      font-weight: 900;
      white-space: nowrap;
    }

    .brand-mark {
      width: 28px;
      height: 28px;
      border-radius: 8px;
      display: inline-block;
      background:
        linear-gradient(135deg, var(--color-primary), var(--color-secondary));
      box-shadow: 0 8px 20px rgba(240, 47, 127, 0.28);
      position: relative;
      flex: 0 0 auto;
    }

    .brand-mark::after {
      content: "";
      position: absolute;
      inset: 7px;
      border: 2px solid rgba(255, 255, 255, 0.8);
      border-radius: 5px;
    }

    .nav-actions {
      gap: 10px;
    }

    .button {
      margin: 0;
      border-radius: var(--radius-pill);
      border: 1px solid transparent;
      font-weight: 800;
      line-height: 1.2;
      padding: 13px 18px;
      transition: transform .22s ease, box-shadow .22s ease, background .22s ease, border-color .22s ease;
    }

    .primary-btn {
      color: #fff;
      background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
      box-shadow: 0 14px 28px rgba(240, 47, 127, 0.24);
    }

    .primary-btn:hover,
    .primary-btn:focus {
      color: #fff;
      transform: translateY(-2px);
      box-shadow: 0 18px 36px rgba(240, 47, 127, 0.31);
      outline: none;
    }

    .ghost-btn {
      color: var(--color-primary);
      background: rgba(240, 47, 127, 0.08);
      border-color: rgba(240, 47, 127, 0.2);
    }

    .ghost-btn:hover,
    .ghost-btn:focus {
      color: #fff;
      background: var(--color-primary);
      border-color: var(--color-primary);
      transform: translateY(-2px);
      outline: none;
    }

    .title-bar {
      padding: 10px 14px;
      background: transparent;
      color: var(--color-ink);
    }

    .title-bar-title {
      display: inline-flex;
      align-items: center;
      max-width: calc(100% - 44px);
    }

    .menu-icon::after {
      background: var(--color-primary);
      box-shadow: 0 7px 0 var(--color-primary), 0 14px 0 var(--color-primary);
    }

    .page-hero {
      padding: 84px 0 48px;
      position: relative;
    }

    .page-hero::before {
      content: "";
      position: absolute;
      inset: 0 0 auto 0;
      height: 310px;
      background:
        linear-gradient(135deg, rgba(240, 47, 127, 0.11), rgba(18, 191, 174, 0.08)),
        repeating-linear-gradient(90deg, rgba(32, 24, 36, 0.04) 0, rgba(32, 24, 36, 0.04) 1px, transparent 1px, transparent 22px);
      clip-path: polygon(0 0, 100% 0, 100% 78%, 0 100%);
      z-index: -1;
    }

    .breadcrumb-lite {
      display: flex;
      flex-wrap: wrap;
      gap: 8px;
      margin-bottom: 18px;
      color: var(--color-muted);
      font-size: 14px;
      font-weight: 700;
    }

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

    .hero-label {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      padding: 8px 12px;
      border-radius: var(--radius-pill);
      color: var(--color-primary-dark);
      background: rgba(240, 47, 127, 0.1);
      border: 1px solid rgba(240, 47, 127, 0.16);
      font-size: 14px;
      font-weight: 800;
      margin-bottom: 16px;
    }

    h1,
    h2,
    h3,
    p {
      margin-top: 0;
    }

    h1 {
      max-width: 820px;
      font-size: 44px;
      line-height: 1.18;
      font-weight: 950;
      margin-bottom: 18px;
      color: var(--color-ink);
    }

    .hero-summary {
      max-width: 760px;
      color: var(--color-muted);
      font-size: 18px;
      margin-bottom: 24px;
    }

    .hero-actions {
      display: flex;
      flex-wrap: wrap;
      gap: 12px;
      margin-bottom: 26px;
    }

    .status-strip {
      display: grid;
      grid-template-columns: repeat(4, minmax(0, 1fr));
      gap: 12px;
      margin-top: 28px;
    }

    .status-box {
      min-height: 96px;
      padding: 16px;
      border-radius: var(--radius);
      background: rgba(255, 255, 255, 0.86);
      border: 1px solid rgba(240, 47, 127, 0.14);
      box-shadow: var(--shadow-sm);
      position: relative;
      overflow: hidden;
    }

    .status-box::before {
      content: "";
      position: absolute;
      inset: 0 auto 0 0;
      width: 4px;
      background: linear-gradient(180deg, var(--color-primary), var(--color-secondary));
    }

    .status-box strong {
      display: block;
      margin-bottom: 4px;
      font-size: 18px;
      color: var(--color-ink);
    }

    .status-box span {
      color: var(--color-muted);
      font-size: 14px;
      font-weight: 700;
    }

    .section {
      padding: var(--section-space) 0;
    }

    .section.compact {
      padding-top: 42px;
    }

    .section-head {
      margin-bottom: 28px;
      max-width: 760px;
    }

    .section-kicker {
      display: inline-flex;
      color: var(--color-secondary);
      font-size: 13px;
      font-weight: 900;
      letter-spacing: 0;
      margin-bottom: 8px;
    }

    .section-title {
      font-size: 32px;
      line-height: 1.25;
      font-weight: 950;
      margin-bottom: 10px;
    }

    .section-desc {
      color: var(--color-muted);
      margin-bottom: 0;
    }

    .filter-panel {
      padding: 18px;
      border-radius: var(--radius);
      background: #fff;
      border: 1px solid var(--color-line);
      box-shadow: var(--shadow-sm);
    }

    .filter-row {
      display: flex;
      flex-wrap: wrap;
      gap: 10px;
      margin: 0;
      list-style: none;
    }

    .filter-tag,
    .badge-tag {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      min-height: 34px;
      padding: 7px 11px;
      border-radius: var(--radius-pill);
      color: var(--color-muted);
      background: var(--color-soft);
      border: 1px solid rgba(240, 47, 127, 0.16);
      font-size: 13px;
      font-weight: 800;
      white-space: normal;
    }

    .filter-tag.is-picked {
      color: #fff;
      background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
      border-color: transparent;
    }

    .filter-tag:hover,
    .filter-tag:focus {
      color: var(--color-primary);
      border-color: rgba(240, 47, 127, 0.34);
      background: #fff;
      outline: none;
    }

    .content-card,
    .side-card,
    .plan-card,
    .process-card {
      border-radius: var(--radius);
      background: var(--color-card);
      border: 1px solid rgba(240, 47, 127, 0.14);
      box-shadow: var(--shadow-sm);
      transition: transform .22s ease, box-shadow .22s ease, border-color .22s ease;
    }

    .content-card:hover,
    .side-card:hover,
    .plan-card:hover,
    .process-card:hover {
      transform: translateY(-3px);
      border-color: rgba(18, 191, 174, 0.36);
      box-shadow: var(--shadow-md);
    }

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

    .content-card {
      display: grid;
      grid-template-columns: 94px minmax(0, 1fr);
      gap: 18px;
      min-height: 184px;
      padding: 18px;
      position: relative;
      overflow: hidden;
    }

    .content-card::after {
      content: "";
      position: absolute;
      inset: 0 0 auto 0;
      height: 4px;
      background: linear-gradient(90deg, var(--color-primary), var(--color-secondary));
      opacity: .9;
    }

    .card-code {
      min-height: 132px;
      border-radius: var(--radius);
      background:
        linear-gradient(135deg, rgba(240, 47, 127, 0.1), rgba(18, 191, 174, 0.1)),
        repeating-linear-gradient(0deg, rgba(32, 24, 36, 0.05) 0, rgba(32, 24, 36, 0.05) 1px, transparent 1px, transparent 12px);
      border: 1px solid rgba(18, 191, 174, 0.22);
      display: flex;
      flex-direction: column;
      align-items: center;
      justify-content: center;
      color: var(--color-primary);
      font-weight: 950;
    }

    .card-code span {
      display: block;
      color: var(--color-muted);
      font-size: 12px;
      margin-top: 3px;
    }

    .content-card h2 {
      font-size: 22px;
      line-height: 1.32;
      font-weight: 950;
      margin-bottom: 8px;
    }

    .content-card p {
      color: var(--color-muted);
      margin-bottom: 12px;
    }

    .card-meta {
      display: flex;
      flex-wrap: wrap;
      gap: 8px;
      margin-bottom: 14px;
    }

    .card-foot {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 12px;
      color: var(--color-muted);
      font-size: 13px;
      font-weight: 800;
    }

    .text-link {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      color: var(--color-primary);
      font-weight: 900;
    }

    .text-link:hover,
    .text-link:focus {
      color: var(--color-secondary);
      outline: none;
    }

    .side-stack {
      display: grid;
      gap: 16px;
      position: sticky;
      top: 108px;
    }

    .side-card {
      padding: 18px;
    }

    .side-card h2,
    .side-card h3 {
      font-size: 20px;
      font-weight: 950;
      margin-bottom: 12px;
    }

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

    .quick-list li {
      padding: 11px 12px;
      border-radius: var(--radius);
      background: var(--color-soft-2);
      border: 1px solid rgba(18, 191, 174, 0.14);
      color: var(--color-muted);
      font-weight: 750;
    }

    .quick-list strong {
      display: block;
      color: var(--color-ink);
      margin-bottom: 2px;
    }

    .process-grid {
      display: grid;
      grid-template-columns: repeat(4, minmax(0, 1fr));
      gap: 16px;
      position: relative;
    }

    .process-card {
      min-height: 180px;
      padding: 18px;
      overflow: hidden;
      position: relative;
    }

    .process-num {
      width: 42px;
      height: 42px;
      border-radius: 50%;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      color: #fff;
      background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
      font-weight: 950;
      margin-bottom: 14px;
      box-shadow: 0 10px 24px rgba(240, 47, 127, 0.22);
    }

    .process-card h3 {
      font-size: 18px;
      font-weight: 950;
      margin-bottom: 8px;
    }

    .process-card p {
      color: var(--color-muted);
      margin-bottom: 0;
      font-size: 15px;
    }

    .plans-band {
      background:
        linear-gradient(180deg, rgba(255, 244, 248, 0.8), rgba(244, 240, 251, 0.72));
      border-top: 1px solid rgba(240, 47, 127, 0.1);
      border-bottom: 1px solid rgba(240, 47, 127, 0.1);
    }

    .plan-card {
      height: 100%;
      padding: 20px;
      position: relative;
      overflow: hidden;
    }

    .plan-card.featured {
      border-color: rgba(240, 47, 127, 0.34);
      box-shadow: 0 20px 44px rgba(240, 47, 127, 0.15);
    }

    .plan-card::before {
      content: "";
      position: absolute;
      inset: 0 0 auto 0;
      height: 5px;
      background: linear-gradient(90deg, var(--color-primary), var(--color-secondary));
    }

    .plan-label {
      color: var(--color-secondary);
      font-size: 13px;
      font-weight: 950;
      margin-bottom: 8px;
    }

    .plan-card h3 {
      font-size: 22px;
      font-weight: 950;
      margin-bottom: 8px;
    }

    .plan-note {
      color: var(--color-muted);
      min-height: 54px;
      margin-bottom: 16px;
    }

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

    .plan-list li {
      position: relative;
      padding-left: 22px;
      color: var(--color-muted);
      font-weight: 700;
    }

    .plan-list li::before {
      content: "✓";
      position: absolute;
      left: 0;
      top: 0;
      color: var(--color-secondary);
      font-weight: 950;
    }

    .contact-band {
      padding: 34px;
      border-radius: var(--radius);
      background:
        linear-gradient(135deg, rgba(32, 24, 36, 0.96), rgba(54, 34, 62, 0.94)),
        repeating-linear-gradient(90deg, rgba(255,255,255,.08) 0, rgba(255,255,255,.08) 1px, transparent 1px, transparent 18px);
      color: #fff;
      box-shadow: var(--shadow-md);
      overflow: hidden;
      position: relative;
    }

    .contact-band::after {
      content: "";
      position: absolute;
      right: -60px;
      top: -80px;
      width: 220px;
      height: 220px;
      border: 1px solid rgba(18, 191, 174, 0.38);
      transform: rotate(20deg);
      border-radius: 28px;
    }

    .contact-band h2 {
      color: #fff;
      font-size: 32px;
      font-weight: 950;
      line-height: 1.25;
      margin-bottom: 10px;
    }

    .contact-band p {
      color: rgba(255, 255, 255, 0.78);
    }

    .trust-tags {
      display: flex;
      flex-wrap: wrap;
      gap: 10px;
      margin-top: 18px;
    }

    .trust-tags span {
      display: inline-flex;
      padding: 7px 10px;
      border-radius: var(--radius-pill);
      color: #fff;
      background: rgba(255, 255, 255, 0.12);
      border: 1px solid rgba(255, 255, 255, 0.16);
      font-size: 13px;
      font-weight: 800;
    }

    .contact-form {
      position: relative;
      z-index: 1;
      padding: 18px;
      border-radius: var(--radius);
      background: rgba(255, 255, 255, 0.96);
      color: var(--color-ink);
    }

    .contact-form label {
      color: var(--color-ink);
      font-weight: 850;
      margin-bottom: 6px;
    }

    .contact-form input,
    .contact-form select,
    .contact-form textarea {
      height: 46px;
      border-radius: var(--radius);
      border: 1px solid rgba(32, 24, 36, 0.14);
      background: #fff;
      box-shadow: none;
      margin-bottom: 14px;
    }

    .contact-form textarea {
      min-height: 92px;
      resize: vertical;
    }

    .contact-form input:focus,
    .contact-form select:focus,
    .contact-form textarea:focus {
      border-color: var(--color-primary);
      box-shadow: 0 0 0 4px rgba(240, 47, 127, 0.12);
      outline: none;
    }

    .form-hint {
      color: var(--color-muted);
      font-size: 13px;
      margin: -4px 0 14px;
    }

    .accordion {
      background: transparent;
    }

    .accordion-item {
      margin-bottom: 12px;
      border-radius: var(--radius);
      overflow: hidden;
      border: 1px solid rgba(240, 47, 127, 0.14);
      background: #fff;
      box-shadow: var(--shadow-sm);
    }

    .accordion-title {
      border: 0;
      color: var(--color-ink);
      font-size: 17px;
      font-weight: 950;
      padding: 18px 48px 18px 18px;
      background: #fff;
    }

    .accordion-title:hover,
    .accordion-title:focus {
      color: var(--color-primary);
      background: var(--color-soft);
      outline: none;
    }

    .accordion-title::before {
      color: var(--color-primary);
      font-size: 22px;
      margin-top: -12px;
    }

    .accordion-content {
      border: 0;
      color: var(--color-muted);
      line-height: 1.75;
      padding: 0 18px 18px;
      background: #fff;
    }

    .footer {
      padding: 62px 0 30px;
      background: #201824;
      color: #fff;
    }

    .footer-panel {
      padding: 30px;
      border-radius: var(--radius);
      background: rgba(255, 255, 255, 0.06);
      border: 1px solid rgba(255, 255, 255, 0.1);
    }

    .footer-brand {
      color: #fff;
      font-size: 20px;
      margin-bottom: 14px;
    }

    .footer-text {
      color: rgba(255, 255, 255, 0.72);
      margin-bottom: 0;
    }

    .footer h3 {
      color: #fff;
      font-size: 18px;
      font-weight: 950;
    }

    .footer-links {
      margin: 0;
      list-style: none;
      display: grid;
      gap: 8px;
    }

    .footer-links a {
      color: rgba(255, 255, 255, 0.72);
    }

    .footer-links a:hover,
    .footer-links a:focus {
      color: var(--color-secondary);
      outline: none;
    }

    .copyright {
      margin-top: 24px;
      padding-top: 18px;
      border-top: 1px solid rgba(255, 255, 255, 0.12);
      display: flex;
      justify-content: space-between;
      gap: 14px;
      flex-wrap: wrap;
      color: rgba(255, 255, 255, 0.62);
      font-size: 14px;
    }

    @media screen and (max-width: 1024px) {
      :root {
        --section-space: 62px;
      }

      h1 {
        font-size: 38px;
      }

      .status-strip,
      .process-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
      }

      .side-stack {
        position: static;
      }

      .plan-note {
        min-height: auto;
      }
    }

    @media screen and (max-width: 767px) {
      .site-shell {
        padding: 10px 10px 6px;
      }

      .nav-pill {
        border-radius: 18px;
      }

      .top-bar {
        padding: 8px 10px 12px;
      }

      .top-bar-left,
      .top-bar-right,
      .menu {
        width: 100%;
        display: block;
      }

      .menu > li {
        display: block;
        width: 100%;
      }

      .menu > li > a {
        display: block;
        margin-top: 6px;
        padding: 12px 14px;
      }

      .nav-actions {
        padding: 8px 4px 0;
      }

      .nav-actions .button {
        width: 100%;
        text-align: center;
      }

      .page-hero {
        padding: 54px 0 34px;
      }

      h1 {
        font-size: 31px;
      }

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

      .status-strip,
      .process-grid {
        grid-template-columns: 1fr;
      }

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

      .card-code {
        min-height: 94px;
      }

      .card-foot {
        align-items: flex-start;
        flex-direction: column;
      }

      .section-title,
      .contact-band h2 {
        font-size: 27px;
      }

      .contact-band {
        padding: 24px;
      }

      .button {
        width: 100%;
        text-align: center;
      }

      .hero-actions .button {
        width: auto;
        flex: 1 1 180px;
      }
    }

    @media screen and (max-width: 520px) {
      body {
        font-size: 15px;
      }

      .brand {
        gap: 8px;
        font-size: 14px;
        white-space: normal;
      }

      .brand-mark {
        width: 24px;
        height: 24px;
      }

      h1 {
        font-size: 28px;
      }

      .section {
        padding: 48px 0;
      }

      .filter-panel,
      .content-card,
      .side-card,
      .plan-card,
      .contact-form,
      .footer-panel {
        padding: 16px;
      }

      .footer {
        padding-top: 48px;
      }
    }