/* roulang page: index */
:root{
      --bg-main:#100d0f;
      --bg-deep:#070607;
      --bg-card:#171217;
      --bg-card-2:#211521;
      --bg-soft:#24181d;
      --color-gold:#f3d48a;
      --color-gold-2:#c89443;
      --color-gold-dark:#8c6327;
      --color-accent:#7b2448;
      --color-accent-2:#3c235c;
      --text-main:#fff7e8;
      --text-soft:#e6d8c6;
      --text-muted:#a99b91;
      --border-glow:rgba(243,212,138,.28);
      --border-purple:rgba(145,82,150,.28);
      --shadow-gold:0 18px 55px rgba(201,148,67,.18);
      --shadow-deep:0 28px 80px rgba(0,0,0,.42);
      --radius-sm:14px;
      --radius-md:20px;
      --radius-lg:28px;
      --radius-xl:36px;
      --container:1220px;
      --nav-height:72px;
      --transition:.22s ease;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family:PingFang SC,Microsoft YaHei,Noto Sans SC,Helvetica Neue,Arial,sans-serif;
      color:var(--text-main);
      background:
        radial-gradient(circle at 12% 8%, rgba(123,36,72,.34), transparent 34%),
        radial-gradient(circle at 86% 6%, rgba(200,148,67,.16), transparent 30%),
        radial-gradient(circle at 78% 70%, rgba(60,35,92,.28), transparent 35%),
        linear-gradient(180deg,#130f12 0%,#090809 58%,#110d0f 100%);
      line-height:1.7;
      overflow-x:hidden;
    }
    body:before{
      content:"";
      position:fixed;
      inset:0;
      pointer-events:none;
      z-index:-1;
      opacity:.18;
      background-image:
        linear-gradient(rgba(255,255,255,.04) 1px,transparent 1px),
        linear-gradient(90deg,rgba(255,255,255,.04) 1px,transparent 1px);
      background-size:46px 46px;
      mask-image:linear-gradient(180deg,rgba(0,0,0,.9),rgba(0,0,0,.15));
    }
    a{color:inherit;text-decoration:none;transition:var(--transition)}
    a:hover{color:var(--color-gold)}
    img{max-width:100%;display:block}
    button,input,textarea,select{font:inherit}
    ::selection{background:rgba(243,212,138,.32);color:#fff}
    .container,.container-xl{max-width:var(--container)}
    .section{
      padding:88px 0;
      position:relative;
    }
    .section-tight{padding:66px 0}
    .eyebrow{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:7px 12px;
      border:1px solid var(--border-glow);
      border-radius:999px;
      background:rgba(243,212,138,.08);
      color:var(--color-gold);
      font-size:13px;
      font-weight:700;
      letter-spacing:.03em;
    }
    .eyebrow:before{
      content:"";
      width:7px;
      height:7px;
      border-radius:50%;
      background:var(--color-gold);
      box-shadow:0 0 16px rgba(243,212,138,.9);
    }
    .section-head{
      display:flex;
      align-items:flex-end;
      justify-content:space-between;
      gap:26px;
      margin-bottom:34px;
    }
    .section-title{
      margin:12px 0 0;
      font-size:34px;
      line-height:1.18;
      font-weight:800;
      letter-spacing:-.02em;
    }
    .section-desc{
      margin:0;
      max-width:540px;
      color:var(--text-muted);
      font-size:16px;
    }
    .text-gold{color:var(--color-gold)}
    .site-header{
      position:sticky;
      top:0;
      z-index:1000;
      background:rgba(10,8,9,.86);
      backdrop-filter:blur(18px);
      border-bottom:1px solid rgba(243,212,138,.12);
      box-shadow:0 16px 40px rgba(0,0,0,.28);
    }
    .brand-row{
      min-height:var(--nav-height);
      display:flex;
      align-items:center;
    }
    .navbar{
      padding:0;
      width:100%;
    }
    .navbar-brand{
      display:flex;
      align-items:center;
      gap:12px;
      color:var(--text-main)!important;
      font-weight:800;
      font-size:20px;
      letter-spacing:-.02em;
      white-space:normal;
      line-height:1.2;
    }
    .brand-mark{
      width:42px;
      height:42px;
      border-radius:15px;
      display:grid;
      place-items:center;
      color:#1b1206;
      background:
        radial-gradient(circle at 35% 28%,#fff3bd 0 16%,transparent 17%),
        linear-gradient(135deg,#f7d991,#b77b2e);
      box-shadow:0 0 0 1px rgba(255,255,255,.18) inset,0 12px 34px rgba(201,148,67,.25);
      font-weight:900;
      flex:0 0 auto;
    }
    .navbar-toggler{
      border:1px solid var(--border-glow);
      border-radius:14px;
      padding:9px 11px;
      color:var(--color-gold);
      box-shadow:none!important;
    }
    .navbar-toggler-icon{
      background-image:none;
      width:22px;
      height:16px;
      position:relative;
      border-top:2px solid var(--color-gold);
      border-bottom:2px solid var(--color-gold);
    }
    .navbar-toggler-icon:before{
      content:"";
      position:absolute;
      left:0;
      right:0;
      top:5px;
      border-top:2px solid var(--color-gold);
    }
    .brand-actions{
      display:flex;
      align-items:center;
      gap:12px;
      margin-left:auto;
    }
    .top-link{
      color:var(--text-soft);
      font-size:14px;
      padding:9px 10px;
      border-radius:999px;
    }
    .top-link:hover,.top-link:focus{
      color:var(--color-gold);
      background:rgba(243,212,138,.08);
      outline:none;
    }
    .btn{
      border-radius:999px;
      padding:12px 20px;
      font-weight:800;
      border:1px solid transparent;
      transition:var(--transition);
      box-shadow:none!important;
    }
    .btn-primary,.btn-gold{
      color:#211305!important;
      background:linear-gradient(135deg,#ffe5a1 0%,#e2b75f 45%,#b9802f 100%)!important;
      border-color:rgba(255,232,166,.58)!important;
      box-shadow:0 14px 34px rgba(201,148,67,.24)!important;
    }
    .btn-primary:hover,.btn-gold:hover{
      transform:translateY(-2px);
      filter:brightness(1.06);
      box-shadow:0 20px 48px rgba(201,148,67,.36)!important;
    }
    .btn-outline-gold{
      color:var(--color-gold)!important;
      background:rgba(17,12,12,.55)!important;
      border-color:rgba(243,212,138,.45)!important;
    }
    .btn-outline-gold:hover{
      background:rgba(243,212,138,.12)!important;
      border-color:rgba(243,212,138,.8)!important;
      transform:translateY(-2px);
    }
    .btn:focus-visible,.form-control:focus,.form-select:focus,.accordion-button:focus{
      outline:2px solid rgba(243,212,138,.55)!important;
      outline-offset:2px;
    }
    .channel-row{
      border-top:1px solid rgba(243,212,138,.09);
      background:rgba(16,12,13,.72);
    }
    .channel-scroll{
      display:flex;
      align-items:center;
      gap:10px;
      overflow-x:auto;
      padding:12px 0;
      scrollbar-width:none;
    }
    .channel-scroll::-webkit-scrollbar{display:none}
    .channel-chip{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      min-height:36px;
      padding:8px 15px;
      border-radius:999px;
      color:var(--text-soft);
      background:rgba(255,255,255,.035);
      border:1px solid rgba(243,212,138,.18);
      white-space:nowrap;
      font-size:14px;
      font-weight:700;
    }
    .channel-chip:hover{
      color:var(--color-gold);
      border-color:rgba(243,212,138,.5);
      background:rgba(243,212,138,.08);
    }
    .channel-chip.active{
      color:#201304;
      border-color:rgba(255,236,181,.78);
      background:linear-gradient(135deg,#f7d991,#bd8435);
      box-shadow:0 12px 32px rgba(201,148,67,.22);
    }
    .hero{
      padding:58px 0 76px;
      overflow:hidden;
    }
    .hero-stage{
      position:relative;
      border:1px solid rgba(243,212,138,.22);
      border-radius:var(--radius-xl);
      background:
        linear-gradient(135deg,rgba(39,24,28,.94),rgba(14,10,12,.96) 46%,rgba(44,21,45,.82)),
        radial-gradient(circle at 82% 18%,rgba(243,212,138,.22),transparent 28%);
      box-shadow:var(--shadow-deep),0 0 80px rgba(123,36,72,.16) inset;
      overflow:hidden;
      padding:42px;
    }
    .hero-stage:before{
      content:"";
      position:absolute;
      inset:-1px;
      background:
        radial-gradient(circle at 72% 18%,rgba(243,212,138,.18),transparent 26%),
        linear-gradient(120deg,transparent 0 52%,rgba(243,212,138,.06) 52% 53%,transparent 53%);
      pointer-events:none;
    }
    .hero-content{
      position:relative;
      z-index:1;
      display:grid;
      grid-template-columns:minmax(0,1.02fr) minmax(360px,.78fr);
      gap:34px;
      align-items:center;
    }
    .hero h1{
      margin:18px 0 18px;
      font-size:52px;
      line-height:1.16;
      font-weight:900;
      letter-spacing:-.035em;
      max-width:760px;
    }
    .hero-intro{
      color:var(--text-soft);
      font-size:18px;
      max-width:720px;
      margin:0 0 24px;
    }
    .hero-actions{
      display:flex;
      gap:14px;
      flex-wrap:wrap;
      margin:24px 0 22px;
    }
    .hero-metrics{
      display:grid;
      grid-template-columns:repeat(3,minmax(0,1fr));
      gap:12px;
      max-width:680px;
      margin-top:26px;
    }
    .metric{
      border:1px solid rgba(243,212,138,.17);
      border-radius:18px;
      padding:14px 16px;
      background:rgba(0,0,0,.22);
    }
    .metric strong{
      display:block;
      color:var(--color-gold);
      font-size:22px;
      line-height:1.1;
    }
    .metric span{
      color:var(--text-muted);
      font-size:13px;
    }
    .coupon-wall{
      position:relative;
      display:grid;
      gap:14px;
    }
    .main-coupon{
      position:relative;
      padding:26px;
      min-height:244px;
      border-radius:30px;
      border:1px solid rgba(255,232,166,.42);
      background:
        linear-gradient(145deg,rgba(243,212,138,.18),rgba(123,36,72,.22) 44%,rgba(16,11,12,.78)),
        radial-gradient(circle at 16% 18%,rgba(255,236,181,.28),transparent 30%);
      box-shadow:0 22px 60px rgba(0,0,0,.36),0 0 38px rgba(243,212,138,.13) inset;
      overflow:hidden;
    }
    .main-coupon:after{
      content:"";
      position:absolute;
      right:-42px;
      top:-42px;
      width:158px;
      height:158px;
      border-radius:50%;
      border:1px solid rgba(243,212,138,.22);
      box-shadow:0 0 0 16px rgba(243,212,138,.035),0 0 0 36px rgba(123,36,72,.08);
    }
    .coupon-label{
      color:#241505;
      display:inline-flex;
      border-radius:999px;
      padding:6px 11px;
      font-size:12px;
      font-weight:900;
      background:linear-gradient(135deg,#ffe8ac,#c58b36);
    }
    .main-coupon h2{
      margin:18px 0 8px;
      font-size:28px;
      font-weight:900;
    }
    .main-coupon p{
      margin:0 0 18px;
      color:var(--text-soft);
    }
    .coupon-code{
      display:flex;
      justify-content:space-between;
      align-items:center;
      gap:12px;
      padding:13px 14px;
      border:1px dashed rgba(243,212,138,.45);
      border-radius:18px;
      background:rgba(0,0,0,.22);
      color:var(--color-gold);
      font-weight:800;
    }
    .mini-coupons{
      display:grid;
      grid-template-columns:repeat(2,minmax(0,1fr));
      gap:14px;
    }
    .mini-coupon{
      border:1px solid rgba(243,212,138,.18);
      border-radius:22px;
      padding:17px;
      background:rgba(255,255,255,.04);
      transition:var(--transition);
    }
    .mini-coupon:hover{
      transform:translateY(-4px);
      border-color:rgba(243,212,138,.5);
      box-shadow:var(--shadow-gold);
    }
    .mini-coupon b{display:block;color:var(--color-gold);margin-bottom:4px}
    .mini-coupon span{font-size:13px;color:var(--text-muted)}
    .compare-wrap{
      border:1px solid rgba(243,212,138,.2);
      border-radius:var(--radius-lg);
      background:linear-gradient(180deg,rgba(255,255,255,.045),rgba(255,255,255,.02));
      overflow:hidden;
      box-shadow:var(--shadow-deep);
    }
    .table{
      margin:0;
      color:var(--text-soft);
      --bs-table-bg:transparent;
      --bs-table-color:var(--text-soft);
      --bs-table-border-color:rgba(243,212,138,.13);
    }
    .table th,.table td{
      padding:20px 18px;
      vertical-align:middle;
      border-color:rgba(243,212,138,.13);
    }
    .table thead th{
      color:var(--text-main);
      background:rgba(243,212,138,.055);
      font-size:15px;
      white-space:nowrap;
    }
    .table tbody th{
      color:var(--color-gold);
      font-weight:800;
      width:170px;
      background:rgba(0,0,0,.16);
    }
    .plan-head{
      display:grid;
      gap:8px;
    }
    .plan-name{
      display:flex;
      align-items:center;
      gap:8px;
      font-size:18px;
      font-weight:900;
    }
    .plan-note{font-size:13px;color:var(--text-muted);font-weight:500}
    .recommended{
      position:relative;
      background:linear-gradient(180deg,rgba(243,212,138,.12),rgba(123,36,72,.08))!important;
    }
    .badge-gold,.badge{
      border-radius:999px;
      padding:7px 10px;
      font-size:12px;
      font-weight:800;
      border:1px solid rgba(243,212,138,.28);
      background:rgba(243,212,138,.1);
      color:var(--color-gold);
    }
    .check{color:var(--color-gold);font-weight:900}
    .levels-grid{
      display:grid;
      grid-template-columns:repeat(4,minmax(0,1fr));
      gap:18px;
      align-items:stretch;
    }
    .level-card,.preview-card,.news-card,.proof-card,.calendar-card,.final-card{
      border:1px solid rgba(243,212,138,.18);
      border-radius:var(--radius-lg);
      background:
        linear-gradient(180deg,rgba(255,255,255,.055),rgba(255,255,255,.018)),
        rgba(18,13,15,.82);
      box-shadow:0 20px 55px rgba(0,0,0,.25);
      transition:var(--transition);
      overflow:hidden;
    }
    .level-card:hover,.preview-card:hover,.news-card:hover,.proof-card:hover,.calendar-card:hover{
      transform:translateY(-4px);
      border-color:rgba(243,212,138,.48);
      box-shadow:var(--shadow-gold);
    }
    .level-card{
      padding:24px;
      position:relative;
      min-height:100%;
    }
    .level-card.featured{
      background:
        radial-gradient(circle at 50% 0,rgba(243,212,138,.16),transparent 42%),
        linear-gradient(180deg,rgba(123,36,72,.24),rgba(255,255,255,.025));
      border-color:rgba(243,212,138,.44);
      transform:translateY(-10px);
    }
    .level-no{
      width:42px;
      height:42px;
      border-radius:15px;
      display:grid;
      place-items:center;
      background:rgba(243,212,138,.1);
      color:var(--color-gold);
      border:1px solid rgba(243,212,138,.28);
      font-weight:900;
      margin-bottom:18px;
    }
    .level-card h3{
      margin:0 0 8px;
      font-size:22px;
      font-weight:900;
    }
    .level-card p{color:var(--text-muted);margin:0 0 18px}
    .gold-list{
      list-style:none;
      padding:0;
      margin:0 0 22px;
      display:grid;
      gap:10px;
      color:var(--text-soft);
    }
    .gold-list li{
      display:flex;
      gap:9px;
      align-items:flex-start;
    }
    .gold-list li:before{
      content:"✓";
      color:#211305;
      background:var(--color-gold);
      width:18px;
      height:18px;
      border-radius:50%;
      display:inline-grid;
      place-items:center;
      flex:0 0 18px;
      font-size:12px;
      font-weight:900;
      margin-top:4px;
    }
    .preview-chips{
      display:flex;
      gap:10px;
      flex-wrap:wrap;
      margin-bottom:24px;
    }
    .filter-chip{
      border:1px solid rgba(243,212,138,.18);
      border-radius:999px;
      padding:8px 13px;
      color:var(--text-soft);
      background:rgba(255,255,255,.035);
      font-weight:700;
      font-size:14px;
    }
    .filter-chip.active{
      color:#211305;
      background:linear-gradient(135deg,#f5d58d,#ba8131);
      border-color:rgba(255,234,177,.65);
    }
    .preview-grid{
      display:grid;
      grid-template-columns:1.15fr .85fr 1fr;
      gap:18px;
    }
    .preview-card{
      padding:20px;
      min-height:216px;
      display:flex;
      flex-direction:column;
      justify-content:space-between;
    }
    .preview-card.wide{grid-column:span 2}
    .abstract-cover{
      height:82px;
      border-radius:20px;
      margin:-2px 0 18px;
      background:
        radial-gradient(circle at 22% 35%,rgba(243,212,138,.42),transparent 20%),
        radial-gradient(circle at 72% 24%,rgba(123,36,72,.5),transparent 28%),
        linear-gradient(135deg,rgba(60,35,92,.62),rgba(21,13,16,.86));
      border:1px solid rgba(243,212,138,.14);
      position:relative;
      overflow:hidden;
    }
    .abstract-cover:after{
      content:"";
      position:absolute;
      inset:16px;
      border-radius:999px;
      border:1px solid rgba(243,212,138,.18);
    }
    .preview-card h3{
      margin:0 0 8px;
      font-size:20px;
      font-weight:900;
    }
    .preview-card p{margin:0;color:var(--text-muted);font-size:15px}
    .card-link{
      display:inline-flex;
      align-items:center;
      gap:6px;
      color:var(--color-gold);
      font-weight:800;
      margin-top:18px;
    }
    .card-link:hover{gap:10px}
    .proof-strip{
      display:grid;
      grid-template-columns:repeat(4,minmax(0,1fr));
      gap:16px;
    }
    .proof-card{
      padding:22px;
    }
    .proof-card strong{
      display:block;
      font-size:30px;
      color:var(--color-gold);
      line-height:1.1;
      margin-bottom:7px;
    }
    .proof-card span{color:var(--text-muted)}
    .news-layout{
      display:grid;
      grid-template-columns:minmax(0,1fr) 360px;
      gap:22px;
      align-items:start;
    }
    .news-list{
      border:1px solid rgba(243,212,138,.16);
      border-radius:var(--radius-lg);
      overflow:hidden;
      background:rgba(255,255,255,.025);
    }
    .news-item{
      display:grid;
      grid-template-columns:110px 1fr auto;
      gap:16px;
      align-items:center;
      padding:18px 20px;
      border-bottom:1px solid rgba(243,212,138,.1);
    }
    .news-item:last-child{border-bottom:0}
    .news-date{
      color:var(--color-gold);
      font-weight:900;
      font-size:14px;
    }
    .news-item a{
      color:var(--text-main);
      font-size:17px;
      font-weight:800;
    }
    .news-item p{
      margin:3px 0 0;
      color:var(--text-muted);
      font-size:14px;
    }
    .news-arrow{
      color:var(--color-gold);
      transition:var(--transition);
    }
    .news-item:hover .news-arrow{transform:translateX(4px)}
    .news-side{
      display:grid;
      gap:16px;
    }
    .calendar-card{
      padding:22px;
    }
    .calendar-row{
      display:flex;
      gap:14px;
      padding:14px 0;
      border-bottom:1px solid rgba(243,212,138,.11);
    }
    .calendar-row:last-child{border-bottom:0}
    .date-pill{
      width:54px;
      height:54px;
      border-radius:18px;
      display:grid;
      place-items:center;
      color:#211305;
      background:linear-gradient(135deg,#f5d58d,#bd8435);
      font-weight:900;
      flex:0 0 auto;
    }
    .calendar-row b{display:block;margin-bottom:2px}
    .calendar-row span{color:var(--text-muted);font-size:14px}
    .accordion{
      display:grid;
      gap:14px;
    }
    .accordion-item{
      color:var(--text-soft);
      background:rgba(255,255,255,.032);
      border:1px solid rgba(243,212,138,.16)!important;
      border-radius:20px!important;
      overflow:hidden;
    }
    .accordion-button{
      color:var(--text-main);
      background:transparent;
      font-weight:900;
      padding:20px 22px;
      box-shadow:none!important;
    }
    .accordion-button:not(.collapsed){
      color:var(--color-gold);
      background:rgba(243,212,138,.07);
    }
    .accordion-button:after{
      filter:sepia(1) saturate(2) hue-rotate(350deg) brightness(1.3);
    }
    .accordion-body{
      color:var(--text-muted);
      padding:0 22px 22px;
    }
    .final-cta{
      padding:0 0 92px;
    }
    .final-card{
      position:relative;
      padding:38px;
      background:
        radial-gradient(circle at 82% 26%,rgba(243,212,138,.22),transparent 27%),
        linear-gradient(135deg,rgba(123,36,72,.26),rgba(16,11,12,.95) 52%,rgba(60,35,92,.24));
      border-color:rgba(243,212,138,.32);
      overflow:hidden;
    }
    .final-card:before{
      content:"";
      position:absolute;
      right:38px;
      bottom:-62px;
      width:210px;
      height:210px;
      border-radius:50%;
      border:1px solid rgba(243,212,138,.2);
      box-shadow:0 0 0 22px rgba(243,212,138,.035),0 0 0 46px rgba(123,36,72,.08);
    }
    .final-grid{
      position:relative;
      z-index:1;
      display:grid;
      grid-template-columns:.95fr 1.05fr;
      gap:34px;
      align-items:start;
    }
    .final-card h2{
      margin:14px 0 12px;
      font-size:34px;
      font-weight:900;
      line-height:1.2;
    }
    .form-panel{
      padding:24px;
      border:1px solid rgba(243,212,138,.18);
      border-radius:24px;
      background:rgba(0,0,0,.22);
    }
    .form-label{
      color:var(--text-soft);
      font-weight:800;
      font-size:14px;
      margin-bottom:8px;
    }
    .form-control,.form-select{
      color:var(--text-main);
      background:rgba(8,7,8,.72);
      border:1px solid rgba(243,212,138,.18);
      border-radius:15px;
      padding:12px 14px;
    }
    .form-control::placeholder{color:#7f736e}
    .form-control:focus,.form-select:focus{
      color:var(--text-main);
      background:rgba(8,7,8,.88);
      border-color:rgba(243,212,138,.58);
      box-shadow:0 0 0 .25rem rgba(243,212,138,.12)!important;
    }
    .form-select option{background:#151115;color:#fff}
    .privacy-note{
      color:var(--text-muted);
      font-size:13px;
      margin:12px 0 0;
    }
    .site-footer{
      background:#070607;
      border-top:1px solid rgba(243,212,138,.22);
      padding:46px 0 28px;
    }
    .footer-grid{
      display:grid;
      grid-template-columns:1.4fr .8fr .8fr;
      gap:30px;
      align-items:start;
    }
    .footer-brand{
      display:flex;
      align-items:center;
      gap:12px;
      font-size:20px;
      font-weight:900;
      margin-bottom:14px;
    }
    .footer-desc{
      color:var(--text-muted);
      margin:0;
      max-width:520px;
    }
    .footer-title{
      color:var(--color-gold);
      font-weight:900;
      margin-bottom:12px;
    }
    .footer-links{
      display:grid;
      gap:9px;
    }
    .footer-links a{
      color:var(--text-muted);
    }
    .footer-links a:hover{color:var(--color-gold);transform:translateX(2px)}
    .copyright{
      margin-top:34px;
      padding-top:20px;
      border-top:1px solid rgba(243,212,138,.1);
      color:#7f736e;
      font-size:13px;
      display:flex;
      justify-content:space-between;
      gap:16px;
      flex-wrap:wrap;
    }
    @media (max-width:1199px){
      .hero-content{grid-template-columns:1fr}
      .coupon-wall{max-width:760px}
      .levels-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
      .level-card.featured{transform:none}
      .preview-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
      .preview-card.wide{grid-column:span 1}
      .news-layout{grid-template-columns:1fr}
      .proof-strip{grid-template-columns:repeat(2,minmax(0,1fr))}
    }
    @media (max-width:991px){
      .brand-actions{
        margin:16px 0 18px;
        align-items:stretch;
        flex-direction:column;
      }
      .top-link{padding:10px 0}
      .brand-actions .btn{width:100%}
      .section{padding:66px 0}
      .section-head{
        display:block;
      }
      .section-desc{margin-top:12px}
      .compare-wrap{
        overflow-x:auto;
        -webkit-overflow-scrolling:touch;
      }
      .table{min-width:900px}
      .footer-grid{grid-template-columns:1fr 1fr}
    }
    @media (max-width:767px){
      .hero{padding:34px 0 54px}
      .hero-stage{padding:24px;border-radius:26px}
      .hero h1{font-size:34px}
      .hero-intro{font-size:16px}
      .hero-actions .btn{width:100%}
      .hero-metrics{grid-template-columns:1fr}
      .mini-coupons{grid-template-columns:1fr}
      .section-title{font-size:27px}
      .levels-grid,.preview-grid,.proof-strip{grid-template-columns:1fr}
      .news-item{
        grid-template-columns:1fr auto;
        gap:10px;
      }
      .news-date{grid-column:1/-1}
      .final-grid{grid-template-columns:1fr}
      .final-card{padding:24px}
      .final-card h2{font-size:28px}
      .footer-grid{grid-template-columns:1fr}
      .copyright{display:block}
      .brand-row{min-height:64px}
      .navbar-brand{font-size:17px}
      .brand-mark{width:38px;height:38px;border-radius:14px}
    }
    @media (max-width:520px){
      .container,.container-xl{padding-left:16px;padding-right:16px}
      .section{padding:54px 0}
      .section-tight{padding:48px 0}
      .hero-stage{padding:20px}
      .main-coupon{padding:20px;min-height:auto}
      .coupon-code{display:block}
      .coupon-code .btn{width:100%;margin-top:12px}
      .table th,.table td{padding:16px 14px}
      .level-card,.preview-card,.calendar-card,.proof-card{border-radius:22px}
      .accordion-button{padding:18px}
      .accordion-body{padding:0 18px 18px}
    }

/* roulang page: category1 */
:root{
      --bg-main:#100a10;
      --bg-deep:#080609;
      --bg-card:rgba(31,22,31,.82);
      --bg-card-strong:#211421;
      --bg-soft:#171019;
      --color-gold:#f2d38a;
      --color-gold-bright:#ffe6a8;
      --color-gold-dark:#a77732;
      --color-accent:#7c284e;
      --color-accent-2:#4a2a78;
      --text-main:#fff7e8;
      --text-soft:#e4d8c4;
      --text-muted:#a99ba9;
      --border-glow:rgba(242,211,138,.28);
      --border-purple:rgba(156,99,174,.24);
      --radius-sm:14px;
      --radius-md:18px;
      --radius-lg:26px;
      --radius-xl:34px;
      --shadow-gold:0 22px 70px rgba(194,132,48,.18);
      --shadow-deep:0 24px 80px rgba(0,0,0,.45);
      --transition:.24s ease;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      min-height:100vh;
      font-family:PingFang SC,Microsoft YaHei,Noto Sans SC,Helvetica Neue,Arial,sans-serif;
      color:var(--text-main);
      line-height:1.72;
      background:
        radial-gradient(circle at 12% 10%, rgba(151,57,101,.32), transparent 34%),
        radial-gradient(circle at 86% 0%, rgba(197,145,65,.22), transparent 30%),
        radial-gradient(circle at 70% 65%, rgba(72,40,116,.24), transparent 34%),
        linear-gradient(180deg,#120b12 0%,#09070a 56%,#100910 100%);
      overflow-x:hidden;
    }
    body:before{
      content:"";
      position:fixed;
      inset:0;
      pointer-events:none;
      opacity:.28;
      background-image:
        linear-gradient(rgba(255,255,255,.035) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,.03) 1px, transparent 1px);
      background-size:42px 42px;
      mask-image:linear-gradient(to bottom, rgba(0,0,0,.9), rgba(0,0,0,.12));
      z-index:-1;
    }
    a{color:inherit;text-decoration:none;transition:color var(--transition),background var(--transition),border-color var(--transition),transform var(--transition)}
    a:hover{color:var(--color-gold-bright)}
    img{max-width:100%;height:auto}
    button,input,textarea,select{font:inherit}
    .container-xl{max-width:1220px}
    .section{
      padding:86px 0;
      position:relative;
    }
    .section-tight{padding:60px 0}
    .eyebrow{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:7px 12px;
      border:1px solid var(--border-glow);
      border-radius:999px;
      color:var(--color-gold-bright);
      background:rgba(242,211,138,.08);
      font-size:13px;
      font-weight:700;
    }
    .eyebrow:before{
      content:"";
      width:7px;
      height:7px;
      border-radius:50%;
      background:linear-gradient(135deg,var(--color-gold),var(--color-gold-dark));
      box-shadow:0 0 16px rgba(242,211,138,.7);
    }
    .section-title{
      font-size:34px;
      line-height:1.22;
      font-weight:800;
      margin:16px 0 12px;
      color:var(--text-main);
    }
    .section-desc{
      color:var(--text-muted);
      font-size:17px;
      max-width:760px;
      margin:0;
    }
    .site-header{
      position:sticky;
      top:0;
      z-index:1040;
      backdrop-filter:blur(18px);
      background:rgba(11,7,12,.86);
      border-bottom:1px solid rgba(242,211,138,.14);
      box-shadow:0 14px 44px rgba(0,0,0,.34);
    }
    .brand-row{
      border-bottom:1px solid rgba(255,255,255,.06);
    }
    .navbar{
      min-height:72px;
      padding:0;
    }
    .navbar-brand{
      display:flex;
      align-items:center;
      gap:12px;
      color:var(--text-main);
      font-weight:800;
      font-size:21px;
      letter-spacing:.2px;
      margin-right:28px;
    }
    .navbar-brand:hover{color:var(--text-main)}
    .brand-mark{
      width:40px;
      height:40px;
      display:inline-flex;
      align-items:center;
      justify-content:center;
      border-radius:14px;
      color:#251705;
      font-weight:900;
      background:linear-gradient(135deg,#ffe9ad 0%,#d7a84f 50%,#8c5a20 100%);
      box-shadow:0 10px 28px rgba(216,169,79,.34), inset 0 1px 0 rgba(255,255,255,.6);
      border:1px solid rgba(255,255,255,.22);
      flex:0 0 auto;
    }
    .navbar-toggler{
      border:1px solid var(--border-glow);
      border-radius:14px;
      padding:9px 11px;
      box-shadow:none!important;
      background:rgba(255,255,255,.04);
    }
    .navbar-toggler-icon{
      filter:invert(88%) sepia(22%) saturate(609%) hue-rotate(355deg) brightness(104%);
    }
    .brand-actions{
      margin-left:auto;
      display:flex;
      align-items:center;
      justify-content:flex-end;
      gap:10px;
      width:100%;
    }
    .top-link{
      color:var(--text-soft);
      font-size:14px;
      font-weight:600;
      padding:10px 12px;
      border-radius:999px;
    }
    .top-link:hover{
      background:rgba(242,211,138,.08);
      color:var(--color-gold-bright);
    }
    .btn{
      border-radius:999px;
      padding:12px 19px;
      font-weight:800;
      border:1px solid transparent;
      transition:transform var(--transition),box-shadow var(--transition),background var(--transition),border-color var(--transition),color var(--transition);
    }
    .btn:focus-visible,.form-control:focus,.accordion-button:focus{
      outline:2px solid rgba(242,211,138,.72);
      outline-offset:3px;
      box-shadow:0 0 0 4px rgba(242,211,138,.14);
    }
    .btn-gold,.btn-primary{
      background:linear-gradient(135deg,#fff0b8 0%,#d6a54d 54%,#9b681f 100%);
      color:#211404!important;
      border-color:rgba(255,235,177,.5);
      box-shadow:0 13px 34px rgba(209,160,75,.26);
    }
    .btn-gold:hover,.btn-primary:hover{
      transform:translateY(-2px);
      filter:brightness(1.06);
      box-shadow:0 18px 42px rgba(226,177,84,.36);
      border-color:rgba(255,238,188,.8);
    }
    .btn-ghost{
      background:rgba(255,255,255,.045);
      color:var(--color-gold-bright);
      border-color:var(--border-glow);
    }
    .btn-ghost:hover{
      transform:translateY(-2px);
      background:rgba(242,211,138,.12);
      border-color:rgba(242,211,138,.58);
      color:var(--color-gold-bright);
      box-shadow:0 12px 36px rgba(0,0,0,.3);
    }
    .channel-row{
      min-height:48px;
      display:flex;
      align-items:center;
      background:linear-gradient(180deg,rgba(255,255,255,.035),rgba(255,255,255,.012));
    }
    .channel-scroll{
      display:flex;
      gap:10px;
      align-items:center;
      overflow-x:auto;
      padding:8px 0;
      scrollbar-width:none;
    }
    .channel-scroll::-webkit-scrollbar{display:none}
    .channel-chip{
      white-space:nowrap;
      display:inline-flex;
      align-items:center;
      justify-content:center;
      min-height:32px;
      padding:7px 15px;
      border-radius:999px;
      color:var(--text-soft);
      background:rgba(20,14,22,.72);
      border:1px solid rgba(242,211,138,.16);
      font-size:14px;
      font-weight:700;
    }
    .channel-chip:hover{
      color:var(--color-gold-bright);
      border-color:rgba(242,211,138,.45);
      background:rgba(242,211,138,.08);
    }
    .channel-chip.active{
      color:#231606;
      background:linear-gradient(135deg,#ffe9ad,#d6a64c);
      border-color:rgba(255,239,188,.72);
      box-shadow:0 10px 24px rgba(214,166,76,.22);
    }

    .category-hero{
      position:relative;
      overflow:hidden;
      padding:74px 0 54px;
      border-bottom:1px solid rgba(242,211,138,.12);
      background:
        radial-gradient(circle at 18% 18%, rgba(242,211,138,.16), transparent 25%),
        radial-gradient(circle at 84% 25%, rgba(125,40,78,.35), transparent 30%);
    }
    .category-hero:after{
      content:"";
      position:absolute;
      right:-120px;
      top:20px;
      width:430px;
      height:430px;
      border-radius:50%;
      border:1px solid rgba(242,211,138,.18);
      background:radial-gradient(circle,rgba(242,211,138,.12),transparent 66%);
      pointer-events:none;
    }
    .breadcrumb-line{
      display:flex;
      flex-wrap:wrap;
      gap:9px;
      align-items:center;
      color:var(--text-muted);
      font-size:14px;
      margin-bottom:18px;
    }
    .breadcrumb-line a{color:var(--color-gold)}
    .breadcrumb-line span:last-child{color:var(--text-soft)}
    h1{
      font-size:48px;
      line-height:1.16;
      font-weight:900;
      margin:0 0 18px;
      letter-spacing:-.4px;
      max-width:760px;
    }
    .hero-lead{
      color:var(--text-soft);
      font-size:18px;
      max-width:760px;
      margin:0 0 24px;
    }
    .hero-actions{
      display:flex;
      flex-wrap:wrap;
      gap:12px;
      margin-top:24px;
    }
    .countdown-strip{
      display:flex;
      flex-wrap:wrap;
      gap:12px;
      align-items:center;
      margin-top:26px;
      padding:12px;
      max-width:760px;
      border-radius:20px;
      background:rgba(0,0,0,.26);
      border:1px solid rgba(242,211,138,.18);
    }
    .time-pill{
      display:inline-flex;
      flex-direction:column;
      min-width:74px;
      padding:9px 13px;
      border-radius:16px;
      background:linear-gradient(180deg,rgba(242,211,138,.14),rgba(255,255,255,.035));
      border:1px solid rgba(242,211,138,.24);
      text-align:center;
    }
    .time-pill strong{
      color:var(--color-gold-bright);
      font-size:22px;
      line-height:1.1;
    }
    .time-pill small{color:var(--text-muted);font-size:12px}
    .hero-panel{
      position:relative;
      z-index:1;
      padding:24px;
      border-radius:var(--radius-xl);
      background:
        linear-gradient(145deg,rgba(38,24,36,.95),rgba(21,13,25,.92)),
        radial-gradient(circle at top right,rgba(242,211,138,.18),transparent 50%);
      border:1px solid rgba(242,211,138,.22);
      box-shadow:var(--shadow-deep),var(--shadow-gold);
    }
    .panel-title{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:14px;
      margin-bottom:16px;
    }
    .panel-title h2{
      font-size:21px;
      margin:0;
      font-weight:850;
    }
    .gold-badge,.badge{
      display:inline-flex;
      align-items:center;
      gap:6px;
      border-radius:999px;
      color:#271704;
      background:linear-gradient(135deg,#ffedb6,#c9953f);
      border:1px solid rgba(255,255,255,.25);
      font-weight:800;
      padding:7px 10px;
    }
    .summary-list{
      display:grid;
      gap:12px;
      margin:0;
      padding:0;
      list-style:none;
    }
    .summary-list li{
      display:flex;
      gap:12px;
      align-items:flex-start;
      padding:13px;
      border-radius:17px;
      background:rgba(255,255,255,.045);
      border:1px solid rgba(255,255,255,.07);
      color:var(--text-soft);
    }
    .summary-list b{
      color:var(--color-gold-bright);
      display:block;
      margin-bottom:2px;
    }
    .check-dot{
      width:22px;
      height:22px;
      flex:0 0 auto;
      border-radius:50%;
      background:rgba(242,211,138,.13);
      border:1px solid rgba(242,211,138,.32);
      position:relative;
      margin-top:2px;
    }
    .check-dot:after{
      content:"";
      position:absolute;
      left:7px;
      top:4px;
      width:6px;
      height:10px;
      border:solid var(--color-gold-bright);
      border-width:0 2px 2px 0;
      transform:rotate(45deg);
    }
    .filter-bar{
      padding:18px;
      border-radius:24px;
      border:1px solid rgba(242,211,138,.16);
      background:rgba(16,11,18,.72);
      box-shadow:0 18px 50px rgba(0,0,0,.28);
      display:flex;
      gap:10px;
      flex-wrap:wrap;
      align-items:center;
    }
    .filter-chip{
      display:inline-flex;
      align-items:center;
      padding:9px 14px;
      border-radius:999px;
      border:1px solid rgba(242,211,138,.16);
      background:rgba(255,255,255,.04);
      color:var(--text-soft);
      font-weight:700;
      font-size:14px;
    }
    .filter-chip.active,.filter-chip:hover{
      background:rgba(242,211,138,.13);
      border-color:rgba(242,211,138,.46);
      color:var(--color-gold-bright);
    }
    .content-card{
      height:100%;
      border-radius:var(--radius-lg);
      padding:22px;
      background:
        linear-gradient(145deg,rgba(37,25,37,.9),rgba(15,10,17,.88));
      border:1px solid rgba(242,211,138,.17);
      box-shadow:0 18px 54px rgba(0,0,0,.27);
      transition:transform var(--transition),border-color var(--transition),box-shadow var(--transition);
      position:relative;
      overflow:hidden;
    }
    .content-card:before{
      content:"";
      position:absolute;
      inset:auto -80px -100px auto;
      width:190px;
      height:190px;
      border-radius:50%;
      background:rgba(242,211,138,.08);
      pointer-events:none;
    }
    .content-card:hover{
      transform:translateY(-4px);
      border-color:rgba(242,211,138,.48);
      box-shadow:0 26px 72px rgba(0,0,0,.36),0 0 34px rgba(214,166,76,.12);
    }
    .content-card.feature{
      min-height:320px;
      background:
        radial-gradient(circle at 15% 10%,rgba(242,211,138,.18),transparent 32%),
        linear-gradient(145deg,rgba(59,32,47,.94),rgba(18,11,22,.92));
    }
    .card-kicker{
      display:flex;
      flex-wrap:wrap;
      gap:8px;
      margin-bottom:14px;
    }
    .tag{
      display:inline-flex;
      align-items:center;
      padding:5px 10px;
      border-radius:999px;
      border:1px solid rgba(242,211,138,.18);
      background:rgba(242,211,138,.07);
      color:var(--color-gold-bright);
      font-size:12px;
      font-weight:800;
    }
    .tag.purple{
      border-color:rgba(175,113,196,.3);
      background:rgba(118,51,142,.14);
      color:#e5c7ff;
    }
    .content-card h3{
      position:relative;
      z-index:1;
      font-size:22px;
      line-height:1.35;
      font-weight:850;
      margin:0 0 10px;
    }
    .content-card p{
      position:relative;
      z-index:1;
      margin:0 0 16px;
      color:var(--text-muted);
    }
    .meta-row{
      position:relative;
      z-index:1;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:12px;
      padding-top:16px;
      border-top:1px solid rgba(255,255,255,.07);
      color:var(--text-soft);
      font-size:14px;
      font-weight:700;
    }
    .text-link{
      color:var(--color-gold-bright);
      font-weight:850;
      display:inline-flex;
      align-items:center;
      gap:7px;
    }
    .text-link:hover{transform:translateX(3px)}
    .sidebar-stack{
      display:grid;
      gap:18px;
      position:sticky;
      top:142px;
    }
    .side-card{
      border-radius:var(--radius-lg);
      padding:20px;
      background:rgba(20,13,22,.8);
      border:1px solid rgba(242,211,138,.16);
      box-shadow:0 16px 42px rgba(0,0,0,.24);
    }
    .side-card h3{
      font-size:19px;
      font-weight:850;
      margin:0 0 14px;
    }
    .level-row{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:12px;
      padding:12px 0;
      border-bottom:1px solid rgba(255,255,255,.07);
    }
    .level-row:last-child{border-bottom:0}
    .level-row span{color:var(--text-muted);font-size:14px}
    .level-row b{color:var(--color-gold-bright)}
    .question-list{
      list-style:none;
      margin:0;
      padding:0;
      display:grid;
      gap:10px;
    }
    .question-list a{
      display:block;
      padding:11px 12px;
      border-radius:15px;
      color:var(--text-soft);
      background:rgba(255,255,255,.035);
      border:1px solid rgba(255,255,255,.06);
      font-weight:650;
    }
    .question-list a:hover{
      color:var(--color-gold-bright);
      border-color:rgba(242,211,138,.32);
      background:rgba(242,211,138,.08);
    }
    .mini-form .form-control,.mini-form .form-select{
      background:rgba(7,6,9,.75);
      border:1px solid rgba(242,211,138,.2);
      color:var(--text-main);
      border-radius:16px;
      padding:12px 14px;
    }
    .mini-form .form-control::placeholder{color:#817683}
    .mini-form .form-select{
      --bs-form-select-bg-img:none;
      color:var(--text-soft);
    }
    .notice-card{
      border-radius:var(--radius-xl);
      padding:34px;
      background:
        radial-gradient(circle at 8% 0%,rgba(242,211,138,.24),transparent 28%),
        radial-gradient(circle at 90% 50%,rgba(126,40,79,.34),transparent 34%),
        linear-gradient(135deg,rgba(45,28,39,.95),rgba(11,7,13,.96));
      border:1px solid rgba(242,211,138,.24);
      box-shadow:var(--shadow-gold),var(--shadow-deep);
    }
    .benefit-grid{
      display:grid;
      grid-template-columns:repeat(4,1fr);
      gap:12px;
      margin-top:22px;
    }
    .benefit-mini{
      padding:16px;
      border-radius:20px;
      background:rgba(255,255,255,.045);
      border:1px solid rgba(255,255,255,.075);
    }
    .benefit-mini strong{
      display:block;
      color:var(--color-gold-bright);
      font-size:18px;
      margin-bottom:4px;
    }
    .benefit-mini span{color:var(--text-muted);font-size:14px}
    .accordion{display:grid;gap:14px}
    .accordion-item{
      background:rgba(25,17,27,.84);
      border:1px solid rgba(242,211,138,.15);
      border-radius:20px!important;
      overflow:hidden;
      box-shadow:0 12px 34px rgba(0,0,0,.22);
    }
    .accordion-button{
      background:transparent;
      color:var(--text-main);
      border:0;
      font-weight:850;
      padding:18px 20px;
      box-shadow:none!important;
    }
    .accordion-button:not(.collapsed){
      background:rgba(242,211,138,.08);
      color:var(--color-gold-bright);
    }
    .accordion-button::after{
      filter:brightness(0) saturate(100%) invert(91%) sepia(24%) saturate(699%) hue-rotate(346deg) brightness(99%) contrast(91%);
    }
    .accordion-body{
      color:var(--text-muted);
      padding:0 20px 20px;
    }
    .site-footer{
      background:#070507;
      border-top:1px solid rgba(242,211,138,.18);
      padding:54px 0 24px;
      position:relative;
    }
    .site-footer:before{
      content:"";
      position:absolute;
      top:0;
      left:0;
      right:0;
      height:1px;
      background:linear-gradient(90deg,transparent,rgba(242,211,138,.75),transparent);
    }
    .footer-grid{
      display:grid;
      grid-template-columns:1.3fr .75fr .75fr;
      gap:38px;
      margin-bottom:32px;
    }
    .footer-brand{
      display:flex;
      align-items:center;
      gap:12px;
      color:var(--text-main);
      font-weight:900;
      font-size:20px;
      margin-bottom:14px;
    }
    .footer-desc{
      margin:0;
      color:var(--text-muted);
      max-width:440px;
    }
    .footer-title{
      color:var(--color-gold-bright);
      font-weight:850;
      margin-bottom:12px;
    }
    .footer-links{
      display:grid;
      gap:9px;
    }
    .footer-links a{
      color:var(--text-muted);
      font-weight:650;
    }
    .footer-links a:hover{
      color:var(--color-gold-bright);
      transform:translateX(3px);
    }
    .copyright{
      border-top:1px solid rgba(255,255,255,.08);
      padding-top:20px;
      display:flex;
      justify-content:space-between;
      gap:16px;
      flex-wrap:wrap;
      color:#8f8490;
      font-size:14px;
    }
    @media (max-width:1199px){
      h1{font-size:42px}
      .section{padding:74px 0}
      .benefit-grid{grid-template-columns:repeat(2,1fr)}
    }
    @media (max-width:991px){
      .brand-actions{
        align-items:stretch;
        margin-left:0;
        padding:14px 0 18px;
        flex-direction:column;
      }
      .top-link{padding:10px 0}
      .category-hero{padding:56px 0 42px}
      .hero-panel{margin-top:28px}
      .sidebar-stack{
        position:static;
        margin-top:22px;
      }
      .footer-grid{grid-template-columns:1fr 1fr}
    }
    @media (max-width:767px){
      .section{padding:56px 0}
      .section-tight{padding:42px 0}
      h1{font-size:34px}
      .section-title{font-size:27px}
      .hero-lead,.section-desc{font-size:16px}
      .hero-actions .btn,.notice-card .btn,.mini-form .btn{width:100%}
      .countdown-strip{gap:8px}
      .time-pill{min-width:64px;padding:8px 10px}
      .benefit-grid{grid-template-columns:1fr}
      .notice-card{padding:24px}
      .filter-bar{
        flex-wrap:nowrap;
        overflow-x:auto;
        scrollbar-width:none;
      }
      .filter-bar::-webkit-scrollbar{display:none}
      .filter-chip{white-space:nowrap}
      .footer-grid{grid-template-columns:1fr}
      .copyright{flex-direction:column}
    }
    @media (max-width:520px){
      .navbar-brand{font-size:18px}
      .brand-mark{width:36px;height:36px;border-radius:12px}
      .content-card,.hero-panel,.side-card{padding:18px}
      .panel-title{align-items:flex-start;flex-direction:column}
      .channel-chip{font-size:13px;padding:7px 12px}
    }

/* roulang page: category2 */
:root{
      --bg-main:#100b0f;
      --bg-deep:#070608;
      --bg-card:#181018;
      --bg-card-2:#211422;
      --bg-soft:#241724;
      --color-gold:#f4d487;
      --color-gold-2:#ffe8ad;
      --color-gold-dark:#b78335;
      --color-bronze:#8b5a24;
      --color-accent:#8b244e;
      --color-purple:#3e244f;
      --color-wine:#391622;
      --text-main:#fff8e9;
      --text-strong:#fff2c8;
      --text-muted:#c9bfb1;
      --text-soft:#968a83;
      --border-glow:rgba(244,212,135,.28);
      --border-soft:rgba(255,255,255,.08);
      --radius-md:18px;
      --radius-lg:26px;
      --radius-xl:34px;
      --shadow-gold:0 24px 70px rgba(183,131,53,.18);
      --shadow-deep:0 24px 70px rgba(0,0,0,.42);
      --transition:.25s ease;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family:PingFang SC,Microsoft YaHei,Noto Sans SC,Helvetica Neue,Arial,sans-serif;
      color:var(--text-main);
      background:
        radial-gradient(circle at 12% 8%,rgba(139,36,78,.34),transparent 32%),
        radial-gradient(circle at 86% 18%,rgba(244,212,135,.16),transparent 28%),
        radial-gradient(circle at 50% 92%,rgba(62,36,79,.36),transparent 34%),
        linear-gradient(180deg,#120c10 0%,#09070a 48%,#110b10 100%);
      line-height:1.7;
      overflow-x:hidden;
    }
    body:before{
      content:"";
      position:fixed;
      inset:0;
      pointer-events:none;
      opacity:.28;
      background-image:
        linear-gradient(rgba(255,255,255,.03) 1px,transparent 1px),
        linear-gradient(90deg,rgba(255,255,255,.03) 1px,transparent 1px);
      background-size:46px 46px;
      mask-image:linear-gradient(to bottom,rgba(0,0,0,.8),transparent 78%);
      z-index:-1;
    }
    a{color:inherit;text-decoration:none;transition:var(--transition)}
    a:hover{color:var(--color-gold)}
    img{max-width:100%;display:block}
    button,input,textarea,select{font:inherit}
    ::selection{background:rgba(244,212,135,.32);color:#fff}
    .container-xl{max-width:1240px}
    .site-header{
      position:sticky;
      top:0;
      z-index:1000;
      backdrop-filter:blur(22px);
      background:rgba(10,7,10,.86);
      border-bottom:1px solid rgba(244,212,135,.14);
      box-shadow:0 18px 45px rgba(0,0,0,.34);
    }
    .brand-row{
      border-bottom:1px solid rgba(255,255,255,.07);
    }
    .navbar{
      min-height:72px;
      padding:0;
    }
    .navbar-brand{
      display:flex;
      align-items:center;
      gap:12px;
      color:var(--text-main);
      font-weight:800;
      font-size:22px;
      letter-spacing:.2px;
      padding:16px 0;
    }
    .brand-mark{
      width:38px;
      height:38px;
      border-radius:14px;
      display:inline-flex;
      align-items:center;
      justify-content:center;
      color:#241306;
      font-weight:900;
      background:linear-gradient(135deg,var(--color-gold-2),var(--color-gold-dark));
      box-shadow:0 0 0 1px rgba(255,255,255,.25) inset,0 10px 25px rgba(244,212,135,.22);
      flex:0 0 auto;
    }
    .navbar-toggler{
      border:1px solid var(--border-glow);
      border-radius:14px;
      padding:9px 11px;
      box-shadow:none!important;
    }
    .navbar-toggler:focus{outline:3px solid rgba(244,212,135,.2)}
    .navbar-toggler-icon{
      width:1.25em;
      height:1.25em;
      filter:invert(87%) sepia(36%) saturate(558%) hue-rotate(356deg) brightness(102%);
    }
    .brand-actions{
      margin-left:auto;
      display:flex;
      align-items:center;
      gap:12px;
    }
    .top-link{
      color:var(--text-muted);
      font-size:14px;
      font-weight:600;
      padding:10px 12px;
      border-radius:999px;
    }
    .top-link:hover{
      color:var(--text-main);
      background:rgba(244,212,135,.08);
    }
    .channel-row{
      min-height:46px;
      display:flex;
      align-items:center;
      background:linear-gradient(90deg,rgba(57,22,34,.4),rgba(10,7,10,.78),rgba(62,36,79,.34));
    }
    .channel-scroll{
      display:flex;
      align-items:center;
      gap:10px;
      overflow-x:auto;
      padding:9px 0;
      scrollbar-width:none;
    }
    .channel-scroll::-webkit-scrollbar{display:none}
    .channel-chip{
      white-space:nowrap;
      display:inline-flex;
      align-items:center;
      min-height:30px;
      padding:6px 15px;
      border-radius:999px;
      color:var(--text-muted);
      font-size:14px;
      font-weight:700;
      border:1px solid rgba(244,212,135,.16);
      background:rgba(255,255,255,.035);
    }
    .channel-chip:hover{
      color:var(--color-gold-2);
      border-color:rgba(244,212,135,.46);
      background:rgba(244,212,135,.08);
      transform:translateY(-1px);
    }
    .channel-chip.active{
      color:#2b1708;
      background:linear-gradient(135deg,var(--color-gold-2),var(--color-gold-dark));
      border-color:rgba(255,232,173,.75);
      box-shadow:0 10px 30px rgba(244,212,135,.18);
    }
    .btn{
      border-radius:999px;
      font-weight:800;
      padding:12px 20px;
      border:1px solid transparent;
      transition:var(--transition);
      letter-spacing:.1px;
    }
    .btn-gold,.btn-primary{
      color:#251504!important;
      background:linear-gradient(135deg,var(--color-gold-2),var(--color-gold-dark))!important;
      border-color:rgba(255,232,173,.58)!important;
      box-shadow:0 14px 34px rgba(183,131,53,.22);
    }
    .btn-gold:hover,.btn-primary:hover{
      transform:translateY(-2px);
      filter:brightness(1.06);
      box-shadow:0 18px 42px rgba(244,212,135,.28);
    }
    .btn-outline-gold{
      color:var(--color-gold-2);
      background:rgba(12,8,12,.42);
      border-color:rgba(244,212,135,.42);
    }
    .btn-outline-gold:hover{
      color:#fff5d5;
      background:rgba(244,212,135,.12);
      border-color:rgba(244,212,135,.76);
      transform:translateY(-2px);
    }
    .btn:focus-visible,.form-control:focus,.form-select:focus{
      outline:none;
      box-shadow:0 0 0 4px rgba(244,212,135,.18)!important;
      border-color:rgba(244,212,135,.72)!important;
    }
    .page-hero{
      position:relative;
      padding:84px 0 70px;
      overflow:hidden;
    }
    .page-hero:before{
      content:"";
      position:absolute;
      width:560px;
      height:560px;
      border-radius:50%;
      right:-180px;
      top:-180px;
      background:radial-gradient(circle,rgba(244,212,135,.18),rgba(139,36,78,.12),transparent 62%);
      filter:blur(2px);
      pointer-events:none;
    }
    .eyebrow{
      display:inline-flex;
      align-items:center;
      gap:8px;
      color:var(--color-gold-2);
      font-weight:800;
      font-size:13px;
      padding:7px 12px;
      border-radius:999px;
      border:1px solid rgba(244,212,135,.28);
      background:rgba(244,212,135,.08);
      margin-bottom:18px;
    }
    .eyebrow:before{
      content:"";
      width:8px;
      height:8px;
      border-radius:50%;
      background:var(--color-gold);
      box-shadow:0 0 18px rgba(244,212,135,.8);
    }
    h1,h2,h3,h4{color:var(--text-main);font-weight:800;line-height:1.18}
    h1{
      font-size:clamp(32px,5vw,55px);
      letter-spacing:-1.2px;
      margin:0 0 20px;
    }
    .hero-lead{
      max-width:680px;
      color:var(--text-muted);
      font-size:18px;
      margin:0 0 28px;
    }
    .hero-actions{
      display:flex;
      gap:14px;
      flex-wrap:wrap;
      margin-bottom:28px;
    }
    .badge-row{
      display:flex;
      gap:10px;
      flex-wrap:wrap;
    }
    .soft-badge,.badge-soft{
      display:inline-flex;
      align-items:center;
      gap:7px;
      padding:7px 11px;
      border-radius:999px;
      color:var(--text-strong);
      font-size:13px;
      font-weight:700;
      border:1px solid rgba(244,212,135,.18);
      background:rgba(255,255,255,.045);
    }
    .guide-panel{
      position:relative;
      border-radius:var(--radius-xl);
      padding:22px;
      background:
        linear-gradient(145deg,rgba(36,23,36,.94),rgba(18,12,18,.92)),
        radial-gradient(circle at 30% 15%,rgba(244,212,135,.18),transparent 34%);
      border:1px solid rgba(244,212,135,.28);
      box-shadow:var(--shadow-gold),var(--shadow-deep);
      overflow:hidden;
    }
    .guide-panel:after{
      content:"";
      position:absolute;
      inset:12px;
      border:1px solid rgba(255,255,255,.06);
      border-radius:26px;
      pointer-events:none;
    }
    .recommend-card{
      position:relative;
      z-index:1;
      border-radius:24px;
      padding:22px;
      background:linear-gradient(135deg,rgba(244,212,135,.17),rgba(139,36,78,.16));
      border:1px solid rgba(244,212,135,.38);
      margin-bottom:16px;
    }
    .recommend-label{
      display:inline-flex;
      padding:5px 10px;
      border-radius:999px;
      color:#271707;
      background:linear-gradient(135deg,var(--color-gold-2),var(--color-gold-dark));
      font-size:12px;
      font-weight:900;
      margin-bottom:12px;
    }
    .recommend-card h2{
      font-size:26px;
      margin-bottom:10px;
    }
    .recommend-card p{color:var(--text-muted);margin-bottom:16px}
    .mini-metrics{
      display:grid;
      grid-template-columns:repeat(3,1fr);
      gap:10px;
      position:relative;
      z-index:1;
    }
    .metric-box{
      border-radius:18px;
      padding:14px 12px;
      background:rgba(255,255,255,.04);
      border:1px solid rgba(255,255,255,.08);
    }
    .metric-box strong{
      display:block;
      color:var(--color-gold-2);
      font-size:20px;
      line-height:1.2;
    }
    .metric-box span{
      color:var(--text-soft);
      font-size:12px;
      font-weight:700;
    }
    .section{
      padding:76px 0;
      position:relative;
    }
    .section-tight{padding-top:42px}
    .section-head{
      display:grid;
      grid-template-columns:minmax(0,1.1fr) minmax(280px,.7fr);
      gap:24px;
      align-items:end;
      margin-bottom:34px;
    }
    .section-title{
      font-size:clamp(25px,3.3vw,38px);
      margin-bottom:12px;
    }
    .section-summary{
      color:var(--text-muted);
      margin:0;
      font-size:16px;
      max-width:760px;
    }
    .head-note{
      border-radius:22px;
      padding:18px 20px;
      color:var(--text-muted);
      background:rgba(255,255,255,.04);
      border:1px solid rgba(244,212,135,.16);
    }
    .filter-chips{
      display:flex;
      gap:10px;
      overflow-x:auto;
      scrollbar-width:none;
      padding:2px 0 16px;
      margin-bottom:14px;
    }
    .filter-chips::-webkit-scrollbar{display:none}
    .filter-chip{
      flex:0 0 auto;
      padding:9px 14px;
      border-radius:999px;
      color:var(--text-muted);
      font-weight:800;
      font-size:13px;
      border:1px solid rgba(244,212,135,.18);
      background:rgba(255,255,255,.035);
    }
    .filter-chip.active{
      color:#291707;
      background:linear-gradient(135deg,var(--color-gold-2),var(--color-gold-dark));
      border-color:rgba(255,232,173,.72);
    }
    .flow-wrap{
      position:relative;
    }
    .flow-wrap:before{
      content:"";
      position:absolute;
      left:calc(12.5% - 1px);
      right:calc(12.5% - 1px);
      top:58px;
      height:2px;
      background:linear-gradient(90deg,rgba(244,212,135,.08),rgba(244,212,135,.48),rgba(139,36,78,.22));
    }
    .flow-card{
      position:relative;
      min-height:100%;
      border-radius:var(--radius-lg);
      padding:24px 22px;
      background:linear-gradient(160deg,rgba(29,18,28,.9),rgba(12,9,12,.92));
      border:1px solid rgba(244,212,135,.2);
      box-shadow:0 18px 46px rgba(0,0,0,.28);
      transition:var(--transition);
    }
    .flow-card:hover{
      transform:translateY(-4px);
      border-color:rgba(244,212,135,.55);
      box-shadow:var(--shadow-gold);
    }
    .flow-num{
      width:44px;
      height:44px;
      border-radius:16px;
      display:flex;
      align-items:center;
      justify-content:center;
      color:#251504;
      font-weight:900;
      background:linear-gradient(135deg,var(--color-gold-2),var(--color-gold-dark));
      margin-bottom:16px;
      box-shadow:0 12px 26px rgba(244,212,135,.18);
    }
    .flow-card h3{
      font-size:21px;
      margin-bottom:10px;
    }
    .flow-card p{
      color:var(--text-muted);
      margin:0;
      font-size:15px;
    }
    .scenario-grid{
      display:grid;
      grid-template-columns:1.1fr .9fr;
      gap:20px;
    }
    .scenario-card{
      border-radius:var(--radius-lg);
      padding:24px;
      background:
        linear-gradient(150deg,rgba(30,19,30,.94),rgba(12,9,12,.92)),
        radial-gradient(circle at 85% 10%,rgba(244,212,135,.12),transparent 38%);
      border:1px solid rgba(244,212,135,.18);
      min-height:100%;
      transition:var(--transition);
      overflow:hidden;
      position:relative;
    }
    .scenario-card.large{
      padding:30px;
      background:
        radial-gradient(circle at 12% 10%,rgba(244,212,135,.16),transparent 36%),
        linear-gradient(145deg,rgba(57,22,34,.76),rgba(22,14,22,.94));
      border-color:rgba(244,212,135,.34);
    }
    .scenario-card:hover{
      transform:translateY(-4px);
      border-color:rgba(244,212,135,.5);
      box-shadow:var(--shadow-gold);
    }
    .scenario-top{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:12px;
      margin-bottom:16px;
    }
    .level-pill{
      color:var(--color-gold-2);
      border:1px solid rgba(244,212,135,.3);
      background:rgba(244,212,135,.08);
      border-radius:999px;
      padding:6px 11px;
      font-size:12px;
      font-weight:900;
      white-space:nowrap;
    }
    .scenario-card h3{
      font-size:23px;
      margin-bottom:10px;
    }
    .scenario-card p{
      color:var(--text-muted);
      margin-bottom:18px;
    }
    .check-list{
      list-style:none;
      padding:0;
      margin:0 0 20px;
      display:grid;
      gap:10px;
    }
    .check-list li{
      color:var(--text-muted);
      display:flex;
      gap:10px;
      align-items:flex-start;
    }
    .check-list li:before{
      content:"✓";
      width:22px;
      height:22px;
      border-radius:50%;
      display:inline-flex;
      align-items:center;
      justify-content:center;
      flex:0 0 auto;
      color:#251504;
      font-size:13px;
      font-weight:900;
      background:linear-gradient(135deg,var(--color-gold-2),var(--color-gold-dark));
      margin-top:2px;
    }
    .matrix{
      display:grid;
      grid-template-columns:repeat(2,minmax(0,1fr));
      gap:16px;
    }
    .benefit-card{
      border-radius:24px;
      padding:22px;
      background:rgba(255,255,255,.04);
      border:1px solid rgba(244,212,135,.16);
      transition:var(--transition);
      min-height:100%;
    }
    .benefit-card:hover{
      transform:translateY(-4px);
      border-color:rgba(244,212,135,.48);
      background:rgba(244,212,135,.06);
    }
    .benefit-icon{
      width:42px;
      height:42px;
      border-radius:15px;
      display:flex;
      align-items:center;
      justify-content:center;
      color:var(--color-gold-2);
      background:rgba(244,212,135,.08);
      border:1px solid rgba(244,212,135,.22);
      margin-bottom:14px;
      font-weight:900;
    }
    .benefit-card h3{font-size:20px;margin-bottom:8px}
    .benefit-card p{color:var(--text-muted);margin:0;font-size:15px}
    .compare-strip{
      border-radius:var(--radius-xl);
      border:1px solid rgba(244,212,135,.22);
      background:
        linear-gradient(135deg,rgba(36,23,36,.86),rgba(13,10,13,.94)),
        radial-gradient(circle at 92% 12%,rgba(244,212,135,.14),transparent 36%);
      padding:26px;
      box-shadow:var(--shadow-deep);
    }
    .compare-row{
      display:grid;
      grid-template-columns:1fr auto;
      gap:20px;
      align-items:center;
      padding:18px 0;
      border-bottom:1px solid rgba(255,255,255,.08);
    }
    .compare-row:last-child{border-bottom:none}
    .compare-row h3{font-size:20px;margin-bottom:4px}
    .compare-row p{color:var(--text-muted);margin:0}
    .status-tags{
      display:flex;
      gap:8px;
      flex-wrap:wrap;
      justify-content:flex-end;
    }
    .status-tag{
      padding:6px 10px;
      border-radius:999px;
      background:rgba(244,212,135,.08);
      border:1px solid rgba(244,212,135,.2);
      color:var(--color-gold-2);
      font-size:12px;
      font-weight:800;
      white-space:nowrap;
    }
    .preview-band{
      border-radius:var(--radius-xl);
      padding:28px;
      border:1px solid rgba(244,212,135,.2);
      background:
        radial-gradient(circle at 0 0,rgba(139,36,78,.22),transparent 34%),
        linear-gradient(145deg,rgba(20,14,20,.95),rgba(10,8,10,.96));
    }
    .preview-item{
      display:flex;
      gap:18px;
      padding:18px;
      border-radius:22px;
      border:1px solid rgba(255,255,255,.08);
      background:rgba(255,255,255,.035);
      height:100%;
      transition:var(--transition);
    }
    .preview-item:hover{
      transform:translateY(-4px);
      border-color:rgba(244,212,135,.42);
      background:rgba(244,212,135,.055);
    }
    .preview-symbol{
      flex:0 0 54px;
      height:54px;
      border-radius:18px;
      display:flex;
      align-items:center;
      justify-content:center;
      color:#251504;
      font-weight:900;
      background:linear-gradient(135deg,var(--color-gold-2),var(--color-gold-dark));
      box-shadow:0 12px 26px rgba(244,212,135,.16);
    }
    .preview-item h3{font-size:19px;margin-bottom:6px}
    .preview-item p{font-size:14px;color:var(--text-muted);margin:0}
    .accordion{
      display:grid;
      gap:14px;
    }
    .accordion-item{
      color:var(--text-main);
      background:rgba(255,255,255,.04);
      border:1px solid rgba(244,212,135,.16)!important;
      border-radius:20px!important;
      overflow:hidden;
    }
    .accordion-button{
      color:var(--text-main);
      background:rgba(24,16,24,.88);
      font-weight:800;
      padding:18px 20px;
      box-shadow:none!important;
    }
    .accordion-button:not(.collapsed){
      color:var(--color-gold-2);
      background:linear-gradient(135deg,rgba(244,212,135,.1),rgba(139,36,78,.12));
    }
    .accordion-button:after{
      filter:invert(84%) sepia(42%) saturate(505%) hue-rotate(356deg) brightness(104%);
    }
    .accordion-body{
      color:var(--text-muted);
      padding:0 20px 20px;
      background:rgba(12,9,12,.75);
    }
    .cta-card{
      position:relative;
      overflow:hidden;
      border-radius:34px;
      padding:34px;
      background:
        radial-gradient(circle at 88% 16%,rgba(244,212,135,.22),transparent 32%),
        radial-gradient(circle at 12% 78%,rgba(139,36,78,.24),transparent 34%),
        linear-gradient(135deg,rgba(57,22,34,.86),rgba(14,10,14,.98));
      border:1px solid rgba(244,212,135,.32);
      box-shadow:var(--shadow-gold),var(--shadow-deep);
    }
    .cta-card:before{
      content:"会员";
      position:absolute;
      right:28px;
      top:18px;
      font-size:84px;
      line-height:1;
      font-weight:900;
      color:rgba(255,255,255,.035);
      letter-spacing:-8px;
      pointer-events:none;
    }
    .cta-card h2{
      font-size:clamp(26px,3.3vw,38px);
      margin-bottom:12px;
    }
    .cta-card p{
      color:var(--text-muted);
      max-width:680px;
      margin-bottom:24px;
    }
    .intent-form{
      border-radius:26px;
      padding:22px;
      background:rgba(7,6,8,.46);
      border:1px solid rgba(255,255,255,.08);
    }
    .form-label{
      color:var(--text-strong);
      font-weight:800;
      font-size:14px;
      margin-bottom:8px;
    }
    .form-control,.form-select{
      color:var(--text-main);
      background:rgba(255,255,255,.055);
      border:1px solid rgba(244,212,135,.18);
      border-radius:16px;
      padding:12px 14px;
    }
    .form-control::placeholder{color:rgba(201,191,177,.58)}
    .form-control:focus,.form-select:focus{
      color:var(--text-main);
      background:rgba(255,255,255,.075);
    }
    .form-select option{background:#160f16;color:#fff}
    .privacy-tip{
      color:var(--text-soft);
      font-size:13px;
      margin-top:12px;
    }
    .site-footer{
      background:#070608;
      border-top:1px solid rgba(244,212,135,.22);
      padding:52px 0 28px;
      margin-top:30px;
    }
    .footer-grid{
      display:grid;
      grid-template-columns:1.4fr .75fr .75fr;
      gap:34px;
      margin-bottom:34px;
    }
    .footer-brand{
      display:flex;
      align-items:center;
      gap:12px;
      font-weight:900;
      font-size:20px;
      margin-bottom:14px;
    }
    .footer-desc{
      max-width:460px;
      color:var(--text-muted);
      margin:0;
    }
    .footer-title{
      color:var(--text-strong);
      font-weight:900;
      margin-bottom:14px;
    }
    .footer-links{
      display:grid;
      gap:10px;
    }
    .footer-links a{
      color:var(--text-muted);
      font-weight:600;
    }
    .footer-links a:hover{
      color:var(--color-gold-2);
      transform:translateX(3px);
    }
    .copyright{
      padding-top:20px;
      border-top:1px solid rgba(255,255,255,.08);
      display:flex;
      justify-content:space-between;
      gap:16px;
      color:var(--text-soft);
      font-size:13px;
      flex-wrap:wrap;
    }
    @media (max-width: 991.98px){
      .navbar{min-height:auto}
      .navbar-collapse{
        padding:0 0 18px;
      }
      .brand-actions{
        margin-left:0;
        align-items:stretch;
        flex-direction:column;
        gap:8px;
      }
      .top-link{padding:10px 0}
      .brand-actions .btn{width:100%}
      .page-hero{padding:58px 0 48px}
      .section{padding:58px 0}
      .section-head{
        grid-template-columns:1fr;
        gap:14px;
      }
      .flow-wrap:before{display:none}
      .scenario-grid{grid-template-columns:1fr}
      .footer-grid{grid-template-columns:1fr 1fr}
      .footer-grid>div:first-child{grid-column:1/-1}
      .compare-row{
        grid-template-columns:1fr;
        gap:12px;
      }
      .status-tags{justify-content:flex-start}
    }
    @media (max-width: 767.98px){
      .navbar-brand{font-size:18px}
      .brand-mark{width:34px;height:34px;border-radius:12px}
      .hero-actions .btn{width:100%}
      .mini-metrics{grid-template-columns:1fr}
      .matrix{grid-template-columns:1fr}
      .preview-item{flex-direction:column}
      .cta-card{padding:24px}
      .intent-form{padding:18px}
      .footer-grid{grid-template-columns:1fr}
      .copyright{display:grid}
    }
    @media (max-width: 520px){
      .page-hero{padding-top:44px}
      h1{font-size:31px}
      .hero-lead{font-size:16px}
      .section{padding:48px 0}
      .guide-panel{padding:16px;border-radius:26px}
      .recommend-card{padding:18px}
      .scenario-card,.scenario-card.large{padding:20px}
      .channel-chip{font-size:13px;padding:6px 13px}
    }