/* roulang page: index */
:root{
      --bg: #07111f;
      --bg-2: #0a1628;
      --panel: rgba(10, 22, 40, 0.78);
      --panel-strong: rgba(13, 28, 52, 0.92);
      --panel-soft: rgba(255, 255, 255, 0.04);
      --line: rgba(163, 199, 255, 0.14);
      --line-strong: rgba(163, 199, 255, 0.24);
      --text: #e8f1ff;
      --muted: #9db1cd;
      --muted-2: #7f94b3;
      --accent: #4fd1ff;
      --accent-2: #64f0c8;
      --accent-3: #ff7da8;
      --accent-4: #ffca63;
      --shadow: 0 18px 45px rgba(0, 0, 0, 0.34);
      --shadow-soft: 0 10px 28px rgba(0, 0, 0, 0.24);
      --radius: 12px;
      --radius-sm: 10px;
      --radius-xs: 8px;
      --space: 1rem;
      --transition: 180ms ease;
    }

    *{
      box-sizing: border-box;
    }

    html{
      scroll-behavior: smooth;
    }

    body{
      margin: 0;
      color: var(--text);
      background:
        linear-gradient(180deg, rgba(7,17,31,0.96), rgba(7,17,31,0.92)),
        linear-gradient(90deg, rgba(255,255,255,0.025) 1px, transparent 1px),
        linear-gradient(180deg, rgba(255,255,255,0.025) 1px, transparent 1px);
      background-size: 100% 100%, 56px 56px, 56px 56px;
      background-position: 0 0, 0 0, 0 0;
      font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
      line-height: 1.6;
      letter-spacing: 0;
      overflow-x: hidden;
    }

    body::before{
      content: "";
      position: fixed;
      inset: 0;
      pointer-events: none;
      background:
        linear-gradient(180deg, rgba(79,209,255,0.06), transparent 22%),
        linear-gradient(135deg, rgba(100,240,200,0.05), transparent 34%);
      opacity: 0.95;
      z-index: 0;
    }

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

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

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

    ::selection{
      background: rgba(79, 209, 255, 0.28);
      color: var(--text);
    }

    .site-shell{
      position: relative;
      z-index: 1;
    }

    .container-xxl{
      position: relative;
    }

    .topbar{
      border-bottom: 1px solid rgba(163, 199, 255, 0.10);
      background: rgba(5, 11, 20, 0.58);
      backdrop-filter: blur(14px);
    }

    .topbar-inner{
      min-height: 42px;
      display: flex;
      align-items: center;
      gap: 0.75rem;
      justify-content: space-between;
      padding: 0.55rem 0;
      flex-wrap: wrap;
    }

    .brand{
      display: inline-flex;
      align-items: center;
      gap: 0.8rem;
      color: var(--text);
      font-weight: 800;
      letter-spacing: 0;
      min-width: 0;
    }

    .brand-mark{
      width: 34px;
      height: 34px;
      border-radius: 10px;
      background:
        linear-gradient(145deg, rgba(79,209,255,0.28), rgba(100,240,200,0.20)),
        linear-gradient(180deg, rgba(255,255,255,0.08), transparent);
      border: 1px solid rgba(139, 210, 255, 0.28);
      box-shadow: inset 0 1px 0 rgba(255,255,255,0.10), 0 8px 18px rgba(0,0,0,0.24);
      display: grid;
      place-items: center;
      flex: 0 0 auto;
    }

    .brand-mark::after{
      content: "";
      width: 14px;
      height: 14px;
      border: 2px solid rgba(233, 247, 255, 0.95);
      border-radius: 5px;
      transform: rotate(12deg);
      box-shadow: 0 0 18px rgba(79,209,255,0.35);
    }

    .brand-text{
      font-size: 0.98rem;
      white-space: nowrap;
    }

    .top-chips{
      display: flex;
      align-items: center;
      gap: 0.55rem;
      flex-wrap: wrap;
      justify-content: flex-end;
    }

    .chip{
      display: inline-flex;
      align-items: center;
      gap: 0.38rem;
      padding: 0.34rem 0.68rem;
      border-radius: 999px;
      border: 1px solid rgba(163,199,255,0.15);
      background: rgba(255,255,255,0.04);
      color: var(--muted);
      font-size: 0.84rem;
      white-space: nowrap;
    }

    .chip strong{
      color: var(--text);
      font-weight: 700;
    }

    .site-header{
      position: sticky;
      top: 0;
      z-index: 1030;
      backdrop-filter: blur(18px);
      background: rgba(7, 17, 31, 0.76);
      border-bottom: 1px solid rgba(163, 199, 255, 0.12);
      box-shadow: 0 10px 30px rgba(0,0,0,0.18);
    }

    .nav-wrap{
      padding: 0.7rem 0 0.85rem;
    }

    .navbar{
      padding: 0;
    }

    .navbar .navbar-collapse{
      margin-top: 0.75rem;
    }

    .navbar-nav{
      gap: 0.45rem;
      flex-wrap: wrap;
    }

    .navbar-nav .nav-link{
      color: var(--muted);
      padding: 0.58rem 0.95rem;
      border-radius: 999px;
      border: 1px solid transparent;
      background: transparent;
      font-size: 0.95rem;
      transition: transform var(--transition), background-color var(--transition), color var(--transition), border-color var(--transition), box-shadow var(--transition);
    }

    .navbar-nav .nav-link:hover,
    .navbar-nav .nav-link:focus-visible{
      color: var(--text);
      border-color: rgba(79,209,255,0.18);
      background: rgba(255,255,255,0.04);
      transform: translateY(-1px);
      box-shadow: 0 12px 24px rgba(0, 0, 0, 0.16);
    }

    .navbar-nav .nav-link.active{
      color: var(--text);
      background: linear-gradient(135deg, rgba(79,209,255,0.18), rgba(100,240,200,0.16));
      border-color: rgba(79,209,255,0.30);
      box-shadow: inset 0 0 0 1px rgba(255,255,255,0.04);
    }

    .navbar-toggler{
      border-color: rgba(163, 199, 255, 0.20);
      box-shadow: none !important;
    }

    .navbar-toggler:focus{
      box-shadow: 0 0 0 0.18rem rgba(79,209,255,0.18) !important;
    }

    .navbar-toggler-icon{
      filter: brightness(3.2) invert(1);
    }

    .nav-tools{
      display: flex;
      align-items: center;
      gap: 0.75rem;
      justify-content: flex-end;
      flex: 1 1 auto;
    }

    .search-box{
      min-width: 290px;
      max-width: 380px;
      width: 100%;
    }

    .search-box .input-group{
      border-radius: 999px;
      overflow: hidden;
      background: rgba(255,255,255,0.04);
      border: 1px solid rgba(163,199,255,0.14);
      box-shadow: var(--shadow-soft);
    }

    .search-box .form-control{
      background: transparent;
      border: 0;
      color: var(--text);
      padding: 0.7rem 1rem;
      box-shadow: none;
    }

    .search-box .form-control::placeholder{
      color: var(--muted-2);
    }

    .search-box .btn{
      border: 0;
      padding-inline: 1rem;
      color: var(--bg);
      background: linear-gradient(135deg, var(--accent), var(--accent-2));
      font-weight: 700;
    }

    .search-box .btn:hover,
    .search-box .btn:focus-visible{
      filter: brightness(1.06);
      box-shadow: inset 0 0 0 999px rgba(255,255,255,0.04);
    }

    .hero{
      padding: 2.1rem 0 1rem;
    }

    .hero-grid{
      display: grid;
      grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
      gap: 1.2rem;
      align-items: stretch;
    }

    .hero-copy,
    .hero-stage,
    .glass-panel,
    .info-panel,
    .compare-card,
    .review-card,
    .news-card,
    .faq-card,
    .cta-panel{
      background: var(--panel);
      border: 1px solid rgba(163,199,255,0.14);
      border-radius: var(--radius);
      box-shadow: var(--shadow);
      backdrop-filter: blur(18px);
    }

    .hero-copy{
      padding: clamp(1.25rem, 2vw, 1.8rem);
      display: flex;
      flex-direction: column;
      justify-content: space-between;
      min-height: 100%;
    }

    .eyebrow{
      display: inline-flex;
      align-items: center;
      gap: 0.45rem;
      width: fit-content;
      padding: 0.34rem 0.7rem;
      border-radius: 999px;
      border: 1px solid rgba(79,209,255,0.2);
      background: rgba(79,209,255,0.08);
      color: #c9efff;
      font-size: 0.86rem;
      font-weight: 700;
      letter-spacing: 0;
    }

    .eyebrow-dot{
      width: 8px;
      height: 8px;
      border-radius: 999px;
      background: linear-gradient(135deg, var(--accent), var(--accent-2));
      box-shadow: 0 0 14px rgba(79,209,255,0.45);
    }

    .hero h1{
      margin: 1rem 0 0.85rem;
      font-size: clamp(2rem, 3.9vw, 4.2rem);
      line-height: 1.05;
      letter-spacing: 0;
      font-weight: 900;
    }

    .hero-lead{
      max-width: 62ch;
      color: var(--muted);
      font-size: 1rem;
      margin: 0;
    }

    .hero-actions{
      display: flex;
      flex-wrap: wrap;
      gap: 0.8rem;
      margin-top: 1.25rem;
    }

    .btn-glow,
    .btn-soft,
    .btn-line{
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 0.45rem;
      border-radius: 999px;
      padding: 0.78rem 1.1rem;
      border: 1px solid transparent;
      font-weight: 700;
      letter-spacing: 0;
      transition: transform var(--transition), box-shadow var(--transition), background-color var(--transition), border-color var(--transition), color var(--transition), opacity var(--transition);
      white-space: nowrap;
    }

    .btn-glow{
      color: #03101c;
      background: linear-gradient(135deg, var(--accent), var(--accent-2));
      box-shadow: 0 12px 24px rgba(79,209,255,0.22);
    }

    .btn-glow:hover,
    .btn-glow:focus-visible{
      transform: translateY(-1px);
      box-shadow: 0 16px 30px rgba(79,209,255,0.28);
      color: #03101c;
    }

    .btn-soft{
      color: var(--text);
      background: rgba(255,255,255,0.05);
      border-color: rgba(163,199,255,0.16);
    }

    .btn-soft:hover,
    .btn-soft:focus-visible{
      transform: translateY(-1px);
      color: var(--text);
      background: rgba(255,255,255,0.08);
      border-color: rgba(79,209,255,0.22);
    }

    .btn-line{
      color: #d6ecff;
      background: transparent;
      border-color: rgba(100,240,200,0.22);
    }

    .btn-line:hover,
    .btn-line:focus-visible{
      color: #f4fffe;
      border-color: rgba(100,240,200,0.38);
      background: rgba(100,240,200,0.08);
      transform: translateY(-1px);
    }

    .btn-icon{
      width: 1.05rem;
      height: 1.05rem;
      flex: 0 0 auto;
    }

    .hero-metrics{
      display: grid;
      grid-template-columns: repeat(3, minmax(0, 1fr));
      gap: 0.8rem;
      margin-top: 1.45rem;
    }

    .metric{
      padding: 0.92rem 0.95rem;
      border-radius: var(--radius-xs);
      background: rgba(255,255,255,0.04);
      border: 1px solid rgba(163,199,255,0.12);
    }

    .metric .value{
      display: block;
      font-size: 1.18rem;
      font-weight: 900;
      color: #f2fbff;
      line-height: 1.15;
    }

    .metric .label{
      display: block;
      margin-top: 0.35rem;
      color: var(--muted);
      font-size: 0.82rem;
    }

    .hero-stage{
      padding: 1rem;
      position: relative;
      overflow: hidden;
      min-height: 100%;
    }

    .hero-stage::before{
      content: "";
      position: absolute;
      inset: auto -10% -12% auto;
      width: 62%;
      height: 62%;
      background: linear-gradient(135deg, rgba(79,209,255,0.12), rgba(100,240,200,0.09));
      border-radius: 28px;
      transform: rotate(12deg);
      filter: blur(2px);
      opacity: 0.75;
      pointer-events: none;
    }

    .stage-top{
      position: relative;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 0.8rem;
      margin-bottom: 0.9rem;
      z-index: 1;
    }

    .live-pill{
      display: inline-flex;
      align-items: center;
      gap: 0.45rem;
      padding: 0.36rem 0.7rem;
      border-radius: 999px;
      border: 1px solid rgba(255,125,168,0.24);
      background: rgba(255,125,168,0.10);
      color: #ffd9e6;
      font-size: 0.82rem;
      font-weight: 700;
    }

    .live-dot{
      width: 8px;
      height: 8px;
      border-radius: 999px;
      background: var(--accent-3);
      box-shadow: 0 0 10px rgba(255,125,168,0.6);
    }

    .stage-note{
      color: var(--muted);
      font-size: 0.82rem;
    }

    .poster-grid{
      position: relative;
      z-index: 1;
      display: grid;
      grid-template-columns: 1.1fr 0.9fr;
      grid-template-rows: 1fr 1fr;
      gap: 0.8rem;
      min-height: 28rem;
    }

    .poster{
      position: relative;
      overflow: hidden;
      border-radius: var(--radius-xs);
      border: 1px solid rgba(163,199,255,0.14);
      background:
        linear-gradient(180deg, rgba(255,255,255,0.06), transparent 34%),
        linear-gradient(135deg, rgba(79,209,255,0.12), rgba(100,240,200,0.06), rgba(255,125,168,0.05));
      box-shadow: var(--shadow-soft);
      padding: 0.9rem;
      display: flex;
      flex-direction: column;
      justify-content: flex-end;
      min-height: 0;
    }

    .poster::after{
      content: "";
      position: absolute;
      inset: 0;
      background:
        linear-gradient(180deg, rgba(3, 8, 16, 0.08), rgba(3, 8, 16, 0.52)),
        linear-gradient(135deg, rgba(255,255,255,0.03), transparent 42%);
      pointer-events: none;
    }

    .poster-main{
      grid-row: 1 / span 2;
      min-height: 0;
      aspect-ratio: 9 / 16;
    }

    .poster-tall{
      aspect-ratio: 4 / 5;
    }

    .poster-title,
    .poster-meta{
      position: relative;
      z-index: 1;
    }

    .poster-title{
      margin: 0;
      font-size: 1rem;
      font-weight: 800;
      color: #f7fbff;
    }

    .poster-meta{
      margin-top: 0.35rem;
      color: var(--muted);
      font-size: 0.82rem;
    }

    section{
      padding: 3.2rem 0;
    }

    .section-head{
      display: flex;
      align-items: end;
      justify-content: space-between;
      gap: 1rem;
      margin-bottom: 1.3rem;
    }

    .section-kicker{
      color: var(--accent-2);
      font-size: 0.86rem;
      font-weight: 800;
      margin: 0 0 0.35rem;
    }

    .section-title{
      margin: 0;
      font-size: clamp(1.55rem, 2.4vw, 2.35rem);
      font-weight: 900;
      line-height: 1.16;
    }

    .section-desc{
      max-width: 58ch;
      color: var(--muted);
      margin: 0.45rem 0 0;
      font-size: 0.98rem;
    }

    .section-action{
      flex: 0 0 auto;
    }

    .vertical-strip{
      display: grid;
      grid-template-columns: 0.9fr 1.1fr;
      gap: 1rem;
      align-items: stretch;
    }

    .scene-card{
      padding: 1.15rem;
      min-height: 100%;
    }

    .scene-steps{
      display: grid;
      gap: 0.8rem;
      margin-top: 1rem;
    }

    .step-row{
      display: grid;
      grid-template-columns: 42px minmax(0, 1fr);
      gap: 0.85rem;
      align-items: start;
      padding: 0.9rem;
      border: 1px solid rgba(163,199,255,0.12);
      border-radius: var(--radius-xs);
      background: rgba(255,255,255,0.035);
    }

    .step-num{
      width: 42px;
      height: 42px;
      border-radius: 12px;
      display: grid;
      place-items: center;
      color: #04101d;
      font-weight: 900;
      background: linear-gradient(135deg, var(--accent), var(--accent-2));
      box-shadow: 0 12px 24px rgba(79,209,255,0.20);
    }

    .step-row h3{
      margin: 0;
      font-size: 1rem;
      font-weight: 800;
    }

    .step-row p{
      margin: 0.28rem 0 0;
      color: var(--muted);
      font-size: 0.9rem;
    }

    .short-video-wall{
      display: grid;
      grid-template-columns: repeat(3, minmax(0, 1fr));
      gap: 0.75rem;
      align-items: stretch;
    }

    .seed-card{
      min-height: 18rem;
      border-radius: var(--radius-xs);
      border: 1px solid rgba(163,199,255,0.14);
      background:
        linear-gradient(180deg, rgba(255,255,255,0.10), rgba(255,255,255,0.02)),
        linear-gradient(135deg, rgba(79,209,255,0.14), rgba(255,125,168,0.08));
      padding: 0.85rem;
      display: flex;
      flex-direction: column;
      justify-content: space-between;
      overflow: hidden;
      position: relative;
    }

    .seed-card::before{
      content: "";
      position: absolute;
      inset: 0;
      background: linear-gradient(180deg, transparent 35%, rgba(3,8,16,0.68));
      pointer-events: none;
    }

    .seed-tag,
    .seed-card h3,
    .seed-card p{
      position: relative;
      z-index: 1;
    }

    .seed-tag{
      width: fit-content;
      padding: 0.28rem 0.58rem;
      border-radius: 999px;
      background: rgba(7,17,31,0.62);
      border: 1px solid rgba(255,255,255,0.12);
      color: #e7f7ff;
      font-size: 0.78rem;
      font-weight: 800;
    }

    .seed-card h3{
      margin: auto 0 0.35rem;
      font-size: 1rem;
      font-weight: 850;
    }

    .seed-card p{
      color: rgba(232,241,255,0.78);
      margin: 0;
      font-size: 0.86rem;
    }

    .catalog-grid{
      display: grid;
      grid-template-columns: repeat(4, minmax(0, 1fr));
      gap: 1rem;
    }

    .catalog-card{
      padding: 1rem;
      border-radius: var(--radius);
      background: var(--panel);
      border: 1px solid rgba(163,199,255,0.14);
      box-shadow: var(--shadow-soft);
      transition: transform var(--transition), border-color var(--transition), box-shadow var(--transition);
    }

    .catalog-card:hover{
      transform: translateY(-3px);
      border-color: rgba(79,209,255,0.28);
      box-shadow: 0 18px 34px rgba(0,0,0,0.28);
    }

    .catalog-card h3{
      margin: 0.8rem 0 0.35rem;
      font-size: 1.05rem;
      font-weight: 850;
    }

    .catalog-card p{
      margin: 0;
      color: var(--muted);
      font-size: 0.9rem;
    }

    .catalog-count{
      display: inline-flex;
      padding: 0.28rem 0.58rem;
      border-radius: 999px;
      color: #07111f;
      background: linear-gradient(135deg, var(--accent-4), var(--accent-2));
      font-size: 0.78rem;
      font-weight: 900;
    }

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

    .hot-list{
      display: grid;
      gap: 0.75rem;
    }

    .hot-item{
      display: grid;
      grid-template-columns: 52px minmax(0, 1fr) auto;
      gap: 0.9rem;
      align-items: center;
      padding: 0.95rem;
      border-radius: var(--radius);
      border: 1px solid rgba(163,199,255,0.13);
      background: rgba(255,255,255,0.04);
      transition: transform var(--transition), background-color var(--transition), border-color var(--transition);
    }

    .hot-item:hover{
      transform: translateX(3px);
      background: rgba(255,255,255,0.065);
      border-color: rgba(79,209,255,0.24);
    }

    .rank{
      width: 52px;
      height: 52px;
      border-radius: 14px;
      display: grid;
      place-items: center;
      color: #06111f;
      font-weight: 950;
      background: linear-gradient(135deg, var(--accent), var(--accent-4));
    }

    .hot-item h3{
      margin: 0;
      font-size: 1rem;
      font-weight: 850;
    }

    .hot-item p{
      margin: 0.25rem 0 0;
      color: var(--muted);
      font-size: 0.9rem;
    }

    .heat{
      color: var(--accent-4);
      font-weight: 900;
      white-space: nowrap;
    }

    .deal-card{
      padding: 1.1rem;
      position: sticky;
      top: 7rem;
    }

    .countdown{
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 0.55rem;
      margin: 1rem 0;
    }

    .timebox{
      padding: 0.75rem 0.45rem;
      border-radius: var(--radius-xs);
      text-align: center;
      border: 1px solid rgba(79,209,255,0.18);
      background: rgba(79,209,255,0.06);
    }

    .timebox strong{
      display: block;
      font-size: 1.35rem;
      line-height: 1.1;
    }

    .timebox span{
      display: block;
      color: var(--muted);
      font-size: 0.76rem;
      margin-top: 0.2rem;
    }

    .pricing-grid{
      display: grid;
      grid-template-columns: repeat(3, minmax(0, 1fr));
      gap: 1rem;
    }

    .compare-card{
      padding: 1.15rem;
      position: relative;
      overflow: hidden;
    }

    .compare-card.recommended{
      border-color: rgba(79,209,255,0.38);
      box-shadow: 0 22px 48px rgba(79,209,255,0.14), var(--shadow);
    }

    .recommend-badge{
      position: absolute;
      right: 1rem;
      top: 1rem;
      padding: 0.25rem 0.58rem;
      border-radius: 999px;
      background: rgba(255,202,99,0.16);
      border: 1px solid rgba(255,202,99,0.26);
      color: #ffe4a7;
      font-size: 0.78rem;
      font-weight: 900;
    }

    .price{
      display: flex;
      align-items: baseline;
      gap: 0.35rem;
      margin: 0.7rem 0;
    }

    .price strong{
      font-size: 2rem;
      line-height: 1;
      font-weight: 950;
    }

    .price span{
      color: var(--muted);
      font-size: 0.86rem;
    }

    .feature-list{
      list-style: none;
      padding: 0;
      margin: 1rem 0;
      display: grid;
      gap: 0.58rem;
    }

    .feature-list li{
      display: flex;
      gap: 0.5rem;
      color: var(--muted);
      font-size: 0.9rem;
    }

    .feature-list li::before{
      content: "";
      width: 8px;
      height: 8px;
      border-radius: 999px;
      background: var(--accent-2);
      margin-top: 0.52rem;
      flex: 0 0 auto;
    }

    .reviews-grid{
      display: grid;
      grid-template-columns: 1.2fr 0.8fr;
      gap: 1rem;
      align-items: stretch;
    }

    .review-wall{
      display: grid;
      grid-template-columns: repeat(2, minmax(0, 1fr));
      gap: 0.85rem;
    }

    .review-card{
      padding: 1rem;
    }

    .review-card p{
      color: var(--muted);
      margin: 0;
      font-size: 0.92rem;
    }

    .review-author{
      margin-top: 0.8rem;
      display: flex;
      align-items: center;
      justify-content: space-between;
      color: #dff8ff;
      font-weight: 800;
      font-size: 0.88rem;
    }

    .trust-card{
      padding: 1.15rem;
      background:
        linear-gradient(135deg, rgba(79,209,255,0.12), rgba(100,240,200,0.08)),
        var(--panel);
    }

    .trust-number{
      font-size: clamp(2.4rem, 5vw, 4rem);
      line-height: 1;
      font-weight: 950;
      color: #f8fdff;
      margin: 0.5rem 0;
    }

    .news-layout{
      display: grid;
      grid-template-columns: minmax(0, 1fr) 340px;
      gap: 1rem;
      align-items: start;
    }

    .news-list{
      display: grid;
      gap: 0.75rem;
    }

    .news-link{
      display: grid;
      grid-template-columns: minmax(0, 1fr) auto;
      gap: 1rem;
      align-items: center;
      padding: 0.9rem 1rem;
      border-radius: var(--radius-xs);
      background: rgba(255,255,255,0.04);
      border: 1px solid rgba(163,199,255,0.12);
    }

    .news-link:hover{
      color: var(--text);
      border-color: rgba(79,209,255,0.24);
      background: rgba(255,255,255,0.065);
      transform: translateY(-1px);
    }

    .news-link strong{
      font-weight: 820;
      overflow-wrap: anywhere;
    }

    .news-link span{
      color: var(--muted-2);
      font-size: 0.84rem;
      white-space: nowrap;
    }

    .recommend-panel{
      padding: 1rem;
    }

    .tag-cloud{
      display: flex;
      flex-wrap: wrap;
      gap: 0.55rem;
      margin-top: 0.8rem;
    }

    .tag-cloud a{
      padding: 0.38rem 0.68rem;
      border-radius: 999px;
      color: var(--muted);
      border: 1px solid rgba(163,199,255,0.14);
      background: rgba(255,255,255,0.035);
      font-size: 0.84rem;
    }

    .tag-cloud a:hover{
      color: var(--text);
      border-color: rgba(79,209,255,0.24);
      background: rgba(79,209,255,0.08);
    }

    .faq-grid{
      display: grid;
      grid-template-columns: repeat(2, minmax(0, 1fr));
      gap: 0.85rem;
    }

    .faq-card{
      padding: 1rem;
    }

    .faq-card h3{
      margin: 0 0 0.45rem;
      font-size: 1rem;
      font-weight: 850;
    }

    .faq-card p{
      margin: 0;
      color: var(--muted);
      font-size: 0.92rem;
    }

    .cta-section{
      padding-bottom: 4rem;
    }

    .cta-panel{
      padding: clamp(1.2rem, 3vw, 2rem);
      display: grid;
      grid-template-columns: minmax(0, 1fr) 360px;
      gap: 1rem;
      align-items: center;
      background:
        linear-gradient(135deg, rgba(79,209,255,0.13), rgba(100,240,200,0.07), rgba(255,125,168,0.08)),
        var(--panel-strong);
    }

    .lead-form{
      display: grid;
      gap: 0.75rem;
    }

    .lead-form input,
    .lead-form select{
      width: 100%;
      border: 1px solid rgba(163,199,255,0.16);
      border-radius: var(--radius-xs);
      background: rgba(255,255,255,0.055);
      color: var(--text);
      padding: 0.78rem 0.9rem;
      outline: none;
      transition: border-color var(--transition), box-shadow var(--transition), background-color var(--transition);
    }

    .lead-form input::placeholder{
      color: var(--muted-2);
    }

    .lead-form input:focus,
    .lead-form select:focus{
      border-color: rgba(79,209,255,0.42);
      box-shadow: 0 0 0 0.18rem rgba(79,209,255,0.14);
      background: rgba(255,255,255,0.075);
    }

    .lead-form select option{
      color: #07111f;
    }

    .form-hint{
      color: var(--muted-2);
      font-size: 0.78rem;
      margin: 0;
    }

    .site-footer{
      border-top: 1px solid rgba(163,199,255,0.12);
      background: rgba(5,11,20,0.72);
      padding: 2.4rem 0;
    }

    .footer-grid{
      display: grid;
      grid-template-columns: minmax(0, 1fr) auto;
      gap: 1.5rem;
      align-items: start;
    }

    .footer-brand{
      font-weight: 900;
      font-size: 1.05rem;
      margin-bottom: 0.5rem;
    }

    .footer-desc{
      max-width: 58ch;
      color: var(--muted);
      margin: 0;
      font-size: 0.9rem;
    }

    .footer-links{
      display: flex;
      flex-wrap: wrap;
      gap: 0.65rem;
      justify-content: flex-end;
    }

    .footer-links a{
      color: var(--muted);
      padding: 0.38rem 0.62rem;
      border-radius: 999px;
      border: 1px solid rgba(163,199,255,0.10);
    }

    .footer-links a:hover{
      color: var(--text);
      border-color: rgba(79,209,255,0.24);
      background: rgba(255,255,255,0.04);
    }

    .copyright{
      margin-top: 1.2rem;
      padding-top: 1rem;
      border-top: 1px solid rgba(163,199,255,0.10);
      color: var(--muted-2);
      font-size: 0.82rem;
    }

    @media (max-width: 1024px){
      .hero-grid,
      .vertical-strip,
      .hot-layout,
      .news-layout,
      .cta-panel{
        grid-template-columns: 1fr;
      }

      .deal-card{
        position: relative;
        top: auto;
      }

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

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

      .nav-tools{
        width: 100%;
        margin-top: 0.85rem;
      }

      .search-box{
        min-width: 0;
        max-width: none;
      }
    }

    @media (max-width: 768px){
      section{
        padding: 2.35rem 0;
      }

      .topbar-inner{
        align-items: flex-start;
      }

      .top-chips{
        justify-content: flex-start;
      }

      .brand-text{
        font-size: 0.92rem;
        white-space: normal;
      }

      .navbar-nav{
        gap: 0.25rem;
        padding-top: 0.75rem;
      }

      .navbar-nav .nav-link{
        width: 100%;
        border-radius: var(--radius-xs);
      }

      .hero{
        padding-top: 1.35rem;
      }

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

      .poster-grid{
        min-height: auto;
        grid-template-columns: 1fr 1fr;
      }

      .poster-main{
        grid-column: 1 / -1;
        aspect-ratio: 16 / 10;
      }

      .short-video-wall,
      .review-wall,
      .faq-grid{
        grid-template-columns: 1fr;
      }

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

      .hot-item{
        grid-template-columns: 44px minmax(0, 1fr);
      }

      .hot-item .heat{
        grid-column: 2;
      }

      .section-head{
        display: block;
      }

      .section-action{
        margin-top: 0.9rem;
      }
    }

    @media (max-width: 520px){
      .container-xxl{
        padding-left: 1rem;
        padding-right: 1rem;
      }

      .hero h1{
        font-size: 2rem;
      }

      .hero-actions{
        display: grid;
      }

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

      .poster-grid,
      .catalog-grid{
        grid-template-columns: 1fr;
      }

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

      .news-link{
        grid-template-columns: 1fr;
        gap: 0.35rem;
      }

      .news-link span{
        white-space: normal;
      }

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

      .footer-links{
        justify-content: flex-start;
      }
    }

/* roulang page: category2 */
:root {
      --bg: #061225;
      --bg-soft: #0a1b38;
      --panel: rgba(14, 32, 63, .72);
      --panel-strong: rgba(18, 45, 88, .88);
      --text: #eef6ff;
      --muted: #9fb3cf;
      --weak: #6f85a3;
      --line: rgba(164, 196, 255, .18);
      --primary: #3de0ff;
      --primary-strong: #2ba8ff;
      --accent: #ffcc66;
      --success: #5ff2b0;
      --danger: #ff7a90;
      --shadow: 0 24px 70px rgba(0, 0, 0, .35);
      --glow: 0 0 28px rgba(61, 224, 255, .34);
      --radius: 22px;
      --radius-sm: 14px;
      --container: 1180px;
    }

    * {
      box-sizing: border-box;
    }

    html {
      scroll-behavior: smooth;
    }

    body {
      margin: 0;
      min-height: 100vh;
      color: var(--text);
      font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", Arial, sans-serif;
      line-height: 1.7;
      background:
        radial-gradient(circle at 18% 8%, rgba(61, 224, 255, .18), transparent 28%),
        radial-gradient(circle at 86% 16%, rgba(43, 168, 255, .22), transparent 30%),
        linear-gradient(180deg, #061225 0%, #081a34 45%, #050c1a 100%);
      overflow-x: hidden;
    }

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

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

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

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

    .site-header {
      position: sticky;
      top: 0;
      z-index: 50;
      background: rgba(6, 18, 37, .82);
      border-bottom: 1px solid var(--line);
      backdrop-filter: blur(18px);
      box-shadow: 0 14px 40px rgba(0, 0, 0, .22);
    }

    .navbar {
      padding: 12px 0;
    }

    .nav-wrap {
      display: flex;
      align-items: center;
      gap: 18px;
    }

    .navbar-brand {
      display: inline-flex;
      align-items: center;
      gap: 10px;
      flex: 0 0 auto;
      max-width: 330px;
      color: var(--text);
      font-weight: 900;
      letter-spacing: 0;
      white-space: normal;
      line-height: 1.2;
    }

    .navbar-brand::before {
      content: "";
      width: 34px;
      height: 34px;
      border-radius: 12px;
      background: linear-gradient(135deg, var(--primary), var(--primary-strong));
      box-shadow: var(--glow);
      flex: 0 0 auto;
    }

    .navbar-toggler {
      border: 1px solid var(--line);
      background: rgba(255, 255, 255, .06);
      border-radius: 12px;
      padding: 8px 10px;
    }

    .navbar-toggler:focus {
      box-shadow: 0 0 0 3px rgba(61, 224, 255, .24);
    }

    .navbar-toggler-icon {
      filter: invert(1) brightness(1.8);
    }

    .navbar-collapse {
      gap: 20px;
    }

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

    .nav-link {
      color: var(--muted);
      border: 1px solid transparent;
      border-radius: 999px;
      padding: 9px 16px !important;
      font-weight: 700;
      white-space: nowrap;
    }

    .nav-link:hover,
    .nav-link:focus {
      color: var(--text);
      background: rgba(255, 255, 255, .07);
      border-color: var(--line);
    }

    .nav-link.active {
      color: #061225 !important;
      background: linear-gradient(135deg, var(--primary), var(--accent));
      box-shadow: 0 10px 28px rgba(61, 224, 255, .22);
    }

    .nav-tools {
      min-width: 300px;
    }

    .search-box .input-group {
      background: rgba(255, 255, 255, .07);
      border: 1px solid var(--line);
      border-radius: 999px;
      overflow: hidden;
      box-shadow: inset 0 1px 0 rgba(255, 255, 255, .06);
    }

    .search-box .form-control {
      border: 0;
      color: var(--text);
      background: transparent;
      padding: 10px 16px;
      min-width: 0;
    }

    .search-box .form-control::placeholder {
      color: var(--weak);
    }

    .search-box .form-control:focus {
      box-shadow: none;
      background: transparent;
      color: var(--text);
    }

    .search-box .btn {
      border: 0;
      color: #061225;
      font-weight: 800;
      padding: 10px 18px;
      background: var(--primary);
    }

    .page-hero {
      position: relative;
      padding: 72px 0 52px;
      overflow: hidden;
    }

    .hero-grid {
      display: grid;
      grid-template-columns: minmax(0, 1fr) 430px;
      gap: 32px;
      align-items: center;
    }

    .eyebrow {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      color: var(--primary);
      font-size: 14px;
      font-weight: 800;
      padding: 7px 12px;
      border: 1px solid rgba(61, 224, 255, .28);
      border-radius: 999px;
      background: rgba(61, 224, 255, .08);
      margin-bottom: 18px;
    }

    h1 {
      margin: 0 0 18px;
      font-size: clamp(34px, 5vw, 64px);
      line-height: 1.08;
      font-weight: 950;
      letter-spacing: 0;
    }

    .hero-lead {
      color: var(--muted);
      font-size: 18px;
      max-width: 740px;
      margin: 0 0 26px;
    }

    .hero-actions,
    .cta-actions {
      display: flex;
      flex-wrap: wrap;
      gap: 12px;
      align-items: center;
    }

    .btn-glow,
    .btn-ghost {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      min-height: 48px;
      padding: 12px 20px;
      border-radius: 999px;
      font-weight: 900;
      border: 1px solid transparent;
      transition: transform .2s ease, box-shadow .2s ease, background .2s ease, border-color .2s ease;
    }

    .btn-glow {
      color: #061225;
      background: linear-gradient(135deg, var(--primary), var(--accent));
      box-shadow: var(--glow), 0 14px 34px rgba(0, 0, 0, .28);
    }

    .btn-glow:hover,
    .btn-glow:focus {
      color: #061225;
      transform: translateY(-2px);
      box-shadow: 0 0 36px rgba(61, 224, 255, .48), 0 18px 42px rgba(0, 0, 0, .32);
    }

    .btn-ghost {
      color: var(--text);
      border-color: var(--line);
      background: rgba(255, 255, 255, .06);
    }

    .btn-ghost:hover,
    .btn-ghost:focus {
      color: var(--text);
      border-color: rgba(61, 224, 255, .42);
      background: rgba(61, 224, 255, .1);
      transform: translateY(-2px);
    }

    .coupon-wall {
      position: relative;
      padding: 18px;
      border: 1px solid var(--line);
      border-radius: var(--radius);
      background: linear-gradient(145deg, rgba(255, 255, 255, .12), rgba(255, 255, 255, .04));
      box-shadow: var(--shadow);
      backdrop-filter: blur(18px);
    }

    .coupon-main {
      padding: 28px;
      border-radius: 20px;
      background:
        linear-gradient(135deg, rgba(61, 224, 255, .22), rgba(255, 204, 102, .16)),
        rgba(7, 22, 47, .76);
      border: 1px solid rgba(255, 255, 255, .18);
      position: relative;
      overflow: hidden;
    }

    .coupon-main::after {
      content: "";
      position: absolute;
      width: 120px;
      height: 120px;
      right: -48px;
      top: -30px;
      border-radius: 999px;
      border: 24px solid rgba(255, 255, 255, .09);
    }

    .coupon-tag {
      color: var(--accent);
      font-weight: 900;
      margin-bottom: 12px;
    }

    .coupon-value {
      font-size: 50px;
      line-height: 1;
      font-weight: 950;
      margin-bottom: 10px;
    }

    .coupon-note {
      color: var(--muted);
      margin-bottom: 20px;
    }

    .mini-coupons {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 12px;
      margin-top: 12px;
    }

    .mini-coupon {
      padding: 14px;
      border: 1px dashed rgba(61, 224, 255, .32);
      border-radius: 16px;
      background: rgba(255, 255, 255, .06);
    }

    .mini-coupon strong {
      display: block;
      color: var(--text);
      margin-bottom: 4px;
    }

    .mini-coupon span {
      color: var(--muted);
      font-size: 13px;
    }

    .section {
      padding: 62px 0;
    }

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

    .section-kicker {
      color: var(--primary);
      font-weight: 900;
      margin-bottom: 8px;
    }

    .section-title {
      font-size: clamp(26px, 3.2vw, 42px);
      font-weight: 950;
      line-height: 1.18;
      margin: 0 0 12px;
      letter-spacing: 0;
    }

    .section-desc {
      color: var(--muted);
      margin: 0;
      font-size: 17px;
    }

    .glass-card {
      height: 100%;
      border: 1px solid var(--line);
      border-radius: var(--radius);
      background: var(--panel);
      box-shadow: 0 18px 50px rgba(0, 0, 0, .22);
      backdrop-filter: blur(16px);
      transition: transform .2s ease, border-color .2s ease, box-shadow .2s ease;
    }

    .glass-card:hover {
      transform: translateY(-4px);
      border-color: rgba(61, 224, 255, .38);
      box-shadow: 0 24px 64px rgba(0, 0, 0, .32);
    }

    .tier-board {
      display: grid;
      grid-template-columns: .9fr 1.1fr;
      gap: 20px;
      align-items: stretch;
    }

    .tier-list {
      display: grid;
      gap: 14px;
    }

    .tier-item {
      display: grid;
      grid-template-columns: 74px minmax(0, 1fr);
      gap: 14px;
      padding: 18px;
      border-radius: 18px;
      border: 1px solid var(--line);
      background: rgba(255, 255, 255, .055);
    }

    .tier-num {
      display: grid;
      place-items: center;
      height: 58px;
      border-radius: 16px;
      color: #061225;
      font-size: 22px;
      font-weight: 950;
      background: linear-gradient(135deg, var(--primary), var(--success));
      box-shadow: var(--glow);
    }

    .tier-item h3,
    .plan-card h3,
    .step-card h3 {
      margin: 0 0 6px;
      font-size: 20px;
      font-weight: 900;
    }

    .tier-item p,
    .plan-card p,
    .step-card p {
      margin: 0;
      color: var(--muted);
    }

    .status-panel {
      padding: 24px;
      border-radius: var(--radius);
      border: 1px solid rgba(61, 224, 255, .24);
      background: linear-gradient(160deg, rgba(61, 224, 255, .13), rgba(255, 255, 255, .045));
    }

    .status-row {
      display: flex;
      justify-content: space-between;
      gap: 16px;
      padding: 14px 0;
      border-bottom: 1px solid var(--line);
      color: var(--muted);
    }

    .status-row:last-child {
      border-bottom: 0;
    }

    .status-row strong {
      color: var(--text);
      text-align: right;
    }

    .plan-grid {
      display: grid;
      grid-template-columns: repeat(3, minmax(0, 1fr));
      gap: 18px;
    }

    .plan-card {
      padding: 24px;
      position: relative;
    }

    .plan-card.featured {
      border-color: rgba(255, 204, 102, .45);
      background: linear-gradient(180deg, rgba(255, 204, 102, .13), rgba(14, 32, 63, .74));
    }

    .badge-soft {
      display: inline-flex;
      align-items: center;
      border-radius: 999px;
      padding: 6px 10px;
      color: var(--primary);
      font-size: 13px;
      font-weight: 900;
      border: 1px solid rgba(61, 224, 255, .26);
      background: rgba(61, 224, 255, .08);
      margin-bottom: 14px;
    }

    .price {
      display: flex;
      align-items: baseline;
      gap: 8px;
      margin: 18px 0;
    }

    .price strong {
      font-size: 38px;
      line-height: 1;
      color: var(--text);
    }

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

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

    .feature-list li {
      position: relative;
      padding-left: 24px;
      color: var(--muted);
    }

    .feature-list li::before {
      content: "";
      position: absolute;
      left: 0;
      top: .72em;
      width: 9px;
      height: 9px;
      border-radius: 999px;
      background: var(--success);
      box-shadow: 0 0 14px rgba(95, 242, 176, .45);
    }

    .countdown-band {
      border: 1px solid rgba(61, 224, 255, .26);
      border-radius: var(--radius);
      padding: 28px;
      background:
        linear-gradient(90deg, rgba(61, 224, 255, .14), rgba(255, 204, 102, .09)),
        rgba(255, 255, 255, .055);
      box-shadow: var(--shadow);
    }

    .countdown-layout {
      display: grid;
      grid-template-columns: minmax(0, 1fr) auto;
      gap: 24px;
      align-items: center;
    }

    .timer {
      display: flex;
      gap: 10px;
      flex-wrap: wrap;
      justify-content: flex-end;
    }

    .timer-box {
      width: 76px;
      padding: 12px 8px;
      text-align: center;
      border-radius: 16px;
      background: rgba(0, 0, 0, .2);
      border: 1px solid var(--line);
    }

    .timer-box strong {
      display: block;
      font-size: 26px;
      line-height: 1;
    }

    .timer-box span {
      color: var(--muted);
      font-size: 12px;
    }

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

    .step-card {
      padding: 20px;
    }

    .step-mark {
      width: 42px;
      height: 42px;
      display: grid;
      place-items: center;
      border-radius: 14px;
      color: #061225;
      font-weight: 950;
      background: var(--accent);
      margin-bottom: 16px;
    }

    .consult-wrap {
      display: grid;
      grid-template-columns: .9fr 1.1fr;
      gap: 24px;
      align-items: stretch;
    }

    .consult-note {
      padding: 28px;
      border-radius: var(--radius);
      background: linear-gradient(160deg, rgba(43, 168, 255, .18), rgba(255, 255, 255, .045));
      border: 1px solid var(--line);
    }

    .consult-form {
      padding: 26px;
    }

    .form-label {
      color: var(--text);
      font-weight: 800;
      margin-bottom: 8px;
    }

    .form-control,
    .form-select {
      color: var(--text);
      border: 1px solid var(--line);
      border-radius: 14px;
      background-color: rgba(255, 255, 255, .07);
      padding: 12px 14px;
    }

    .form-control:focus,
    .form-select:focus {
      color: var(--text);
      background-color: rgba(255, 255, 255, .09);
      border-color: rgba(61, 224, 255, .55);
      box-shadow: 0 0 0 4px rgba(61, 224, 255, .16);
    }

    .form-control::placeholder {
      color: var(--weak);
    }

    .form-select option {
      color: #07162f;
    }

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

    .faq-item {
      border: 1px solid var(--line);
      border-radius: 18px;
      overflow: hidden;
      background: rgba(255, 255, 255, .055);
    }

    .faq-button {
      width: 100%;
      display: flex;
      justify-content: space-between;
      gap: 16px;
      color: var(--text);
      font-weight: 900;
      text-align: left;
      border: 0;
      background: transparent;
      padding: 18px 20px;
    }

    .faq-button:focus {
      outline: 3px solid rgba(61, 224, 255, .24);
      outline-offset: -3px;
    }

    .faq-button::after {
      content: "+";
      color: var(--primary);
      font-size: 24px;
      line-height: 1;
    }

    .faq-body {
      padding: 0 20px 18px;
      color: var(--muted);
    }

    .cta-panel {
      padding: 34px;
      border-radius: var(--radius);
      border: 1px solid rgba(255, 204, 102, .28);
      background:
        linear-gradient(135deg, rgba(61, 224, 255, .16), rgba(255, 204, 102, .14)),
        rgba(255, 255, 255, .055);
      box-shadow: var(--shadow);
    }

    .cta-panel h2 {
      font-size: clamp(26px, 3vw, 40px);
      line-height: 1.18;
      font-weight: 950;
      margin: 0 0 12px;
    }

    .cta-panel p {
      color: var(--muted);
      margin: 0 0 22px;
      max-width: 760px;
    }

    .site-footer {
      padding: 42px 0 28px;
      border-top: 1px solid var(--line);
      background: rgba(3, 10, 22, .78);
    }

    .footer-grid {
      display: grid;
      grid-template-columns: minmax(0, 1fr) auto;
      gap: 28px;
      align-items: start;
    }

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

    .footer-desc {
      color: var(--muted);
      max-width: 680px;
      margin: 0;
    }

    .footer-links {
      display: flex;
      flex-wrap: wrap;
      gap: 10px;
      justify-content: flex-end;
    }

    .footer-links a {
      color: var(--muted);
      padding: 8px 12px;
      border-radius: 999px;
      border: 1px solid transparent;
    }

    .footer-links a:hover,
    .footer-links a:focus {
      color: var(--text);
      border-color: var(--line);
      background: rgba(255, 255, 255, .06);
    }

    .copyright {
      margin-top: 26px;
      padding-top: 18px;
      border-top: 1px solid var(--line);
      color: var(--weak);
      font-size: 14px;
    }

    @media (max-width: 1024px) {
      .hero-grid,
      .tier-board,
      .consult-wrap {
        grid-template-columns: 1fr;
      }

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

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

      .nav-tools {
        min-width: 250px;
      }
    }

    @media (max-width: 991.98px) {
      .nav-wrap {
        align-items: flex-start;
      }

      .navbar-collapse {
        width: 100%;
        padding-top: 14px;
      }

      .navbar-nav {
        align-items: stretch;
      }

      .nav-link {
        border-radius: 14px;
      }

      .nav-tools {
        min-width: 0;
        width: 100%;
      }

      .search-box .input-group {
        border-radius: 16px;
      }
    }

    @media (max-width: 768px) {
      .page-hero {
        padding: 52px 0 38px;
      }

      .section {
        padding: 44px 0;
      }

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

      .timer {
        justify-content: flex-start;
      }

      .footer-links {
        justify-content: flex-start;
      }

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

    @media (max-width: 520px) {
      .navbar-brand {
        max-width: 250px;
        font-size: 15px;
      }

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

      .btn-glow,
      .btn-ghost {
        width: 100%;
      }

      .coupon-main,
      .countdown-band,
      .cta-panel,
      .consult-form,
      .consult-note {
        padding: 20px;
      }

      .coupon-value {
        font-size: 40px;
      }

      .mini-coupons,
      .steps {
        grid-template-columns: 1fr;
      }

      .tier-item {
        grid-template-columns: 1fr;
      }

      .timer-box {
        width: calc(50% - 5px);
      }
    }

/* roulang page: category1 */
:root {
      --bg: #061120;
      --bg-2: #091a31;
      --panel: rgba(16, 34, 60, .74);
      --panel-strong: rgba(21, 48, 84, .9);
      --text: #edf5ff;
      --muted: #a9b9cd;
      --soft: #d5e6f7;
      --primary: #22d3ee;
      --primary-2: #60a5fa;
      --accent: #f59e0b;
      --success: #34d399;
      --danger: #fb7185;
      --border: rgba(148, 197, 255, .18);
      --shadow: 0 24px 80px rgba(0, 0, 0, .38);
      --glow: 0 0 34px rgba(34, 211, 238, .35);
      --radius-sm: 10px;
      --radius: 18px;
      --radius-lg: 28px;
      --container: 1180px;
    }

    * {
      box-sizing: border-box;
    }

    html {
      scroll-behavior: smooth;
    }

    body {
      margin: 0;
      color: var(--text);
      background:
        radial-gradient(circle at 12% 8%, rgba(34, 211, 238, .18), transparent 32%),
        radial-gradient(circle at 86% 18%, rgba(96, 165, 250, .2), transparent 34%),
        linear-gradient(180deg, #050d1b 0%, var(--bg) 44%, #081426 100%);
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", Arial, sans-serif;
      line-height: 1.72;
      overflow-x: hidden;
    }

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

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

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

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

    button:focus-visible,
    a:focus-visible,
    input:focus-visible,
    textarea:focus-visible {
      outline: 3px solid rgba(34, 211, 238, .45);
      outline-offset: 3px;
    }

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

    .site-header {
      position: sticky;
      top: 0;
      z-index: 50;
      backdrop-filter: blur(20px);
      background: rgba(5, 13, 27, .86);
      border-bottom: 1px solid var(--border);
      box-shadow: 0 14px 40px rgba(0, 0, 0, .24);
    }

    .navbar {
      min-height: 78px;
      padding: 0;
    }

    .nav-wrap {
      display: flex;
      align-items: center;
      gap: 22px;
      padding-top: 14px;
      padding-bottom: 14px;
    }

    .brand-mark {
      display: inline-flex;
      align-items: center;
      gap: 10px;
      min-width: max-content;
      font-weight: 800;
      letter-spacing: 0;
      color: var(--text);
    }

    .brand-icon {
      width: 36px;
      height: 36px;
      display: inline-grid;
      place-items: center;
      color: #03101d;
      background: linear-gradient(135deg, var(--primary), var(--accent));
      border-radius: 12px;
      box-shadow: var(--glow);
      font-size: 18px;
      font-weight: 900;
    }

    .navbar-toggler {
      border: 1px solid var(--border);
      background: rgba(255, 255, 255, .06);
      border-radius: var(--radius-sm);
      padding: 8px 10px;
    }

    .navbar-toggler-icon {
      filter: invert(1) brightness(1.4);
    }

    .navbar-collapse {
      gap: 18px;
    }

    .navbar-nav {
      gap: 8px;
      align-items: center;
    }

    .nav-link {
      color: var(--soft);
      padding: 9px 14px !important;
      border-radius: 999px;
      font-size: 15px;
      font-weight: 650;
      border: 1px solid transparent;
    }

    .nav-link:hover {
      color: var(--text);
      background: rgba(255, 255, 255, .07);
      border-color: rgba(255, 255, 255, .12);
    }

    .nav-link.active {
      color: #061120 !important;
      background: linear-gradient(135deg, var(--primary), var(--primary-2));
      box-shadow: 0 12px 28px rgba(34, 211, 238, .22);
    }

    .nav-tools {
      min-width: 330px;
    }

    .search-box .input-group {
      padding: 4px;
      border: 1px solid var(--border);
      border-radius: 999px;
      background: rgba(255, 255, 255, .06);
      box-shadow: inset 0 0 0 1px rgba(255, 255, 255, .03);
    }

    .search-box .form-control {
      color: var(--text);
      background: transparent;
      border: 0;
      min-height: 38px;
      padding-left: 16px;
      box-shadow: none;
    }

    .search-box .form-control::placeholder {
      color: rgba(213, 230, 247, .62);
    }

    .search-box .btn {
      color: #03101d;
      background: var(--primary);
      border: 0;
      border-radius: 999px;
      padding: 7px 18px;
      font-weight: 800;
    }

    .search-box .btn:hover {
      background: var(--accent);
      transform: translateY(-1px);
    }

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

    .section {
      padding: 76px 0;
    }

    .section-tight {
      padding: 54px 0;
    }

    .eyebrow {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      color: var(--primary);
      background: rgba(34, 211, 238, .1);
      border: 1px solid rgba(34, 211, 238, .22);
      border-radius: 999px;
      padding: 7px 12px;
      font-size: 13px;
      font-weight: 800;
    }

    .hero {
      padding: 64px 0 70px;
      border-bottom: 1px solid var(--border);
    }

    .hero-grid {
      display: grid;
      grid-template-columns: minmax(0, 1.04fr) minmax(360px, .78fr);
      gap: 38px;
      align-items: center;
    }

    .hero h1 {
      margin: 18px 0 18px;
      font-size: clamp(34px, 5vw, 64px);
      line-height: 1.08;
      font-weight: 900;
      letter-spacing: 0;
    }

    .hero-lead {
      max-width: 680px;
      color: var(--muted);
      font-size: 18px;
      margin-bottom: 26px;
    }

    .hero-actions,
    .cta-actions {
      display: flex;
      flex-wrap: wrap;
      gap: 12px;
      align-items: center;
    }

    .btn-glow {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      min-height: 48px;
      padding: 12px 22px;
      border-radius: 999px;
      color: #04111f;
      background: linear-gradient(135deg, var(--primary), var(--accent));
      border: 0;
      font-weight: 900;
      box-shadow: var(--glow), 0 14px 34px rgba(245, 158, 11, .18);
    }

    .btn-glow:hover {
      color: #020812;
      transform: translateY(-2px);
      box-shadow: 0 0 44px rgba(34, 211, 238, .48), 0 18px 44px rgba(0, 0, 0, .32);
    }

    .btn-ghost {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      min-height: 48px;
      padding: 12px 22px;
      border-radius: 999px;
      color: var(--text);
      background: rgba(255, 255, 255, .06);
      border: 1px solid var(--border);
      font-weight: 800;
    }

    .btn-ghost:hover {
      color: var(--primary);
      border-color: rgba(34, 211, 238, .52);
      background: rgba(34, 211, 238, .09);
      transform: translateY(-2px);
    }

    .badge-row {
      display: flex;
      flex-wrap: wrap;
      gap: 10px;
      margin: 26px 0 0;
    }

    .benefit-badge {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      color: var(--soft);
      background: rgba(255, 255, 255, .07);
      border: 1px solid var(--border);
      border-radius: 999px;
      padding: 9px 13px;
      font-size: 14px;
      font-weight: 700;
    }

    .hero-panel,
    .glass-card,
    .form-card,
    .pricing-card,
    .faq-item {
      background: linear-gradient(180deg, rgba(255, 255, 255, .1), rgba(255, 255, 255, .045));
      border: 1px solid var(--border);
      border-radius: var(--radius-lg);
      box-shadow: var(--shadow);
      backdrop-filter: blur(18px);
    }

    .hero-panel {
      padding: 24px;
      position: relative;
      overflow: hidden;
    }

    .hero-panel::before {
      content: "";
      position: absolute;
      inset: -1px;
      background: linear-gradient(135deg, rgba(34, 211, 238, .2), transparent 42%, rgba(245, 158, 11, .16));
      pointer-events: none;
    }

    .panel-content {
      position: relative;
      z-index: 1;
    }

    .status-strip {
      display: flex;
      justify-content: space-between;
      gap: 14px;
      padding: 12px 14px;
      border-radius: 16px;
      background: rgba(3, 16, 29, .62);
      border: 1px solid rgba(255, 255, 255, .09);
      margin-bottom: 18px;
    }

    .status-strip strong {
      display: block;
      font-size: 22px;
      line-height: 1.15;
    }

    .status-strip span {
      color: var(--muted);
      font-size: 13px;
    }

    .countdown {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 10px;
      margin: 18px 0;
    }

    .time-box {
      padding: 14px 10px;
      text-align: center;
      border-radius: 16px;
      background: rgba(34, 211, 238, .09);
      border: 1px solid rgba(34, 211, 238, .18);
    }

    .time-box b {
      display: block;
      font-size: 26px;
      line-height: 1.1;
    }

    .time-box small {
      color: var(--muted);
    }

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

    .panel-list li {
      display: flex;
      gap: 10px;
      align-items: flex-start;
      color: var(--soft);
      padding: 12px;
      border-radius: 14px;
      background: rgba(255, 255, 255, .055);
      border: 1px solid rgba(255, 255, 255, .08);
    }

    .dot {
      width: 9px;
      height: 9px;
      flex: 0 0 auto;
      margin-top: 8px;
      border-radius: 50%;
      background: var(--success);
      box-shadow: 0 0 18px rgba(52, 211, 153, .65);
    }

    .section-head {
      max-width: 760px;
      margin-bottom: 30px;
    }

    .section-head h2 {
      margin: 12px 0;
      font-size: clamp(27px, 3.2vw, 42px);
      line-height: 1.18;
      font-weight: 900;
      letter-spacing: 0;
    }

    .section-head p {
      color: var(--muted);
      margin: 0;
      font-size: 17px;
    }

    .tier-wrap {
      display: grid;
      grid-template-columns: .78fr 1.22fr;
      gap: 22px;
      align-items: stretch;
    }

    .promo-stack {
      display: grid;
      gap: 14px;
    }

    .promo-card {
      padding: 20px;
      border-radius: var(--radius);
      background: rgba(255, 255, 255, .065);
      border: 1px solid var(--border);
    }

    .promo-card:hover,
    .glass-card:hover,
    .pricing-card:hover {
      transform: translateY(-4px);
      border-color: rgba(34, 211, 238, .4);
      box-shadow: 0 28px 70px rgba(0, 0, 0, .36);
    }

    .promo-card h3,
    .glass-card h3,
    .pricing-card h3 {
      font-size: 20px;
      margin: 0 0 8px;
      font-weight: 900;
    }

    .promo-card p,
    .glass-card p,
    .pricing-card p {
      color: var(--muted);
      margin: 0;
    }

    .progress-panel {
      padding: 24px;
      border-radius: var(--radius-lg);
      background: linear-gradient(135deg, rgba(34, 211, 238, .14), rgba(96, 165, 250, .08));
      border: 1px solid rgba(34, 211, 238, .22);
    }

    .progress-row {
      margin-bottom: 18px;
    }

    .progress-label {
      display: flex;
      justify-content: space-between;
      gap: 12px;
      color: var(--soft);
      margin-bottom: 8px;
      font-size: 14px;
      font-weight: 800;
    }

    .progress {
      height: 12px;
      background: rgba(255, 255, 255, .08);
      border-radius: 999px;
      overflow: hidden;
    }

    .progress-bar {
      background: linear-gradient(90deg, var(--primary), var(--accent));
      box-shadow: 0 0 22px rgba(34, 211, 238, .42);
    }

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

    .pricing-card {
      padding: 24px;
      transition: transform .2s ease, border-color .2s ease, box-shadow .2s ease;
    }

    .pricing-card.featured {
      border-color: rgba(245, 158, 11, .42);
      background: linear-gradient(180deg, rgba(245, 158, 11, .14), rgba(255, 255, 255, .055));
    }

    .price {
      display: flex;
      align-items: end;
      gap: 6px;
      margin: 16px 0 18px;
    }

    .price strong {
      font-size: 42px;
      line-height: 1;
      font-weight: 950;
    }

    .price span {
      color: var(--muted);
      padding-bottom: 4px;
    }

    .check-list {
      display: grid;
      gap: 11px;
      margin: 18px 0 0;
      padding: 0;
      list-style: none;
    }

    .check-list li {
      display: flex;
      gap: 10px;
      color: var(--soft);
      font-size: 15px;
    }

    .check-list li::before {
      content: "✓";
      width: 22px;
      height: 22px;
      display: inline-grid;
      place-items: center;
      flex: 0 0 auto;
      color: #04111f;
      background: var(--success);
      border-radius: 50%;
      font-size: 13px;
      font-weight: 900;
      margin-top: 2px;
    }

    .scenario-layout {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 18px;
    }

    .glass-card {
      padding: 24px;
      transition: transform .2s ease, border-color .2s ease, box-shadow .2s ease;
    }

    .glass-card.wide {
      grid-column: 1 / -1;
      display: grid;
      grid-template-columns: .8fr 1.2fr;
      gap: 20px;
      align-items: center;
    }

    .info-meter {
      padding: 18px;
      border-radius: 18px;
      background: rgba(3, 16, 29, .58);
      border: 1px solid rgba(255, 255, 255, .1);
    }

    .meter-line {
      display: flex;
      justify-content: space-between;
      border-bottom: 1px dashed rgba(255, 255, 255, .16);
      padding: 10px 0;
      color: var(--soft);
    }

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

    .meter-line span {
      color: var(--muted);
    }

    .timeline {
      position: relative;
      display: grid;
      gap: 16px;
      margin-top: 18px;
    }

    .step {
      display: grid;
      grid-template-columns: 48px 1fr;
      gap: 16px;
      align-items: start;
      padding: 18px;
      border-radius: var(--radius);
      background: rgba(255, 255, 255, .06);
      border: 1px solid var(--border);
    }

    .step-num {
      width: 48px;
      height: 48px;
      display: grid;
      place-items: center;
      border-radius: 16px;
      color: #03101d;
      background: linear-gradient(135deg, var(--primary), var(--primary-2));
      font-weight: 950;
      box-shadow: var(--glow);
    }

    .step h3 {
      margin: 0 0 5px;
      font-size: 19px;
      font-weight: 900;
    }

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

    .notice-band {
      padding: 24px;
      border-radius: var(--radius-lg);
      background: linear-gradient(135deg, rgba(251, 113, 133, .12), rgba(34, 211, 238, .08));
      border: 1px solid rgba(251, 113, 133, .24);
      display: grid;
      grid-template-columns: 1fr auto;
      gap: 20px;
      align-items: center;
    }

    .notice-band h2 {
      margin: 0 0 6px;
      font-size: 25px;
      font-weight: 900;
    }

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

    .form-zone {
      display: grid;
      grid-template-columns: .9fr 1.1fr;
      gap: 24px;
      align-items: stretch;
    }

    .form-card {
      padding: 26px;
    }

    .form-label {
      color: var(--soft);
      font-weight: 800;
      margin-bottom: 8px;
    }

    .form-control,
    .form-select,
    textarea.form-control {
      color: var(--text);
      background: rgba(255, 255, 255, .07);
      border: 1px solid var(--border);
      border-radius: 14px;
      min-height: 48px;
      box-shadow: none;
    }

    .form-control:focus,
    .form-select:focus {
      color: var(--text);
      background: rgba(255, 255, 255, .09);
      border-color: rgba(34, 211, 238, .65);
      box-shadow: 0 0 0 4px rgba(34, 211, 238, .12);
    }

    .form-control::placeholder {
      color: rgba(213, 230, 247, .58);
    }

    .form-select option {
      color: #071427;
    }

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

    .faq-item {
      padding: 22px;
    }

    .faq-item h3 {
      margin: 0 0 8px;
      font-size: 18px;
      font-weight: 900;
    }

    .faq-item p {
      margin: 0;
      color: var(--muted);
    }

    .cta-panel {
      padding: 34px;
      border-radius: var(--radius-lg);
      background:
        linear-gradient(135deg, rgba(34, 211, 238, .2), rgba(245, 158, 11, .13)),
        rgba(255, 255, 255, .06);
      border: 1px solid rgba(34, 211, 238, .26);
      box-shadow: var(--shadow);
      display: grid;
      grid-template-columns: 1fr auto;
      gap: 24px;
      align-items: center;
    }

    .cta-panel h2 {
      margin: 0 0 8px;
      font-size: clamp(26px, 3vw, 40px);
      font-weight: 950;
    }

    .cta-panel p {
      margin: 0;
      color: var(--soft);
    }

    .site-footer {
      padding: 48px 0 28px;
      background: rgba(3, 10, 20, .9);
      border-top: 1px solid var(--border);
    }

    .footer-grid {
      display: grid;
      grid-template-columns: minmax(0, 1fr) auto;
      gap: 28px;
      align-items: start;
    }

    .footer-brand {
      font-size: 22px;
      font-weight: 950;
      margin-bottom: 10px;
    }

    .footer-desc {
      color: var(--muted);
      max-width: 640px;
      margin: 0;
    }

    .footer-links {
      display: flex;
      flex-wrap: wrap;
      gap: 10px;
      justify-content: flex-end;
    }

    .footer-links a {
      color: var(--soft);
      padding: 8px 12px;
      border-radius: 999px;
      background: rgba(255, 255, 255, .055);
      border: 1px solid var(--border);
      font-weight: 700;
      font-size: 14px;
    }

    .footer-links a:hover {
      color: var(--primary);
      border-color: rgba(34, 211, 238, .46);
    }

    .copyright {
      color: rgba(213, 230, 247, .58);
      border-top: 1px solid rgba(255, 255, 255, .08);
      margin-top: 28px;
      padding-top: 20px;
      font-size: 14px;
    }

    @media (max-width: 1024px) {
      .hero-grid,
      .tier-wrap,
      .form-zone,
      .cta-panel {
        grid-template-columns: 1fr;
      }

      .nav-tools {
        min-width: 280px;
      }

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

    @media (max-width: 991px) {
      .nav-wrap {
        flex-wrap: wrap;
      }

      .brand-mark {
        margin-right: auto;
      }

      .navbar-collapse {
        width: 100%;
        padding-top: 16px;
      }

      .navbar-nav {
        align-items: stretch;
      }

      .nav-link {
        border-radius: 14px;
      }

      .nav-tools {
        min-width: 0;
        width: 100%;
      }
    }

    @media (max-width: 768px) {
      .section {
        padding: 58px 0;
      }

      .hero {
        padding: 44px 0 56px;
      }

      .hero-grid {
        gap: 24px;
      }

      .scenario-layout,
      .glass-card.wide {
        grid-template-columns: 1fr;
      }

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

      .footer-links {
        justify-content: flex-start;
      }
    }

    @media (max-width: 520px) {
      .brand-mark {
        font-size: 14px;
        max-width: calc(100% - 64px);
      }

      .brand-icon {
        width: 32px;
        height: 32px;
        border-radius: 10px;
      }

      .hero h1 {
        font-size: 34px;
      }

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

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

      .btn-glow,
      .btn-ghost {
        width: 100%;
      }

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

      .status-strip {
        flex-direction: column;
      }

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

      .cta-panel,
      .form-card,
      .hero-panel {
        padding: 20px;
      }
    }