/* roulang page: index */
:root{
      --bg:#06111F;
      --bg2:#071A2E;
      --panel:rgba(10,27,50,.72);
      --panel-strong:rgba(13,33,61,.88);
      --line:rgba(148,178,224,.16);
      --line-strong:rgba(41,211,255,.34);
      --text:#F6FAFF;
      --muted:#A7B4C8;
      --faint:#6F7F96;
      --cyan:#29D3FF;
      --violet:#8B5CF6;
      --rose:#FF4D8D;
      --shadow:0 18px 50px rgba(1,8,20,.35);
      --radius:14px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      color:var(--text);
      font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",system-ui,sans-serif;
      background:
        linear-gradient(180deg, rgba(6,17,31,.95), rgba(6,17,31,.98)),
        linear-gradient(120deg, rgba(41,211,255,.05), transparent 38%),
        linear-gradient(300deg, rgba(139,92,246,.07), transparent 42%);
      text-rendering:optimizeLegibility;
      -webkit-font-smoothing:antialiased;
      overflow-x:hidden;
    }
    body::before{
      content:"";
      position:fixed;
      inset:0;
      pointer-events:none;
      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:120px 120px;
      opacity:.10;
      mask-image:linear-gradient(180deg, rgba(0,0,0,.60), rgba(0,0,0,.20) 84%, rgba(0,0,0,0));
    }
    ::selection{background:rgba(41,211,255,.28);color:#fff}
    a{color:inherit;text-decoration:none}
    img{max-width:100%;display:block}
    button,input{font:inherit}
    .container-xl{width:min(1240px, calc(100% - 2rem)); margin-inline:auto}
    .glass{
      background:var(--panel);
      border:1px solid var(--line);
      box-shadow:var(--shadow);
      backdrop-filter:blur(18px);
      -webkit-backdrop-filter:blur(18px);
    }
    .glass-strong{
      background:var(--panel-strong);
      border:1px solid rgba(148,178,224,.20);
      box-shadow:var(--shadow);
      backdrop-filter:blur(18px);
      -webkit-backdrop-filter:blur(18px);
    }
    .soft-border{border:1px solid rgba(255,255,255,.06)}
    .section-band{
      border-top:1px solid rgba(255,255,255,.05);
      border-bottom:1px solid rgba(255,255,255,.04);
      background:linear-gradient(180deg, rgba(255,255,255,.015), rgba(255,255,255,.01));
    }
    .section-title{
      font-size:clamp(1.6rem, 2vw, 2.25rem);
      line-height:1.2;
      letter-spacing:0;
      font-weight:700;
      color:#F6FAFF;
    }
    .section-copy{
      color:var(--muted);
      line-height:1.75;
      font-size:16px;
    }
    .kicker{
      display:inline-flex;
      align-items:center;
      gap:.5rem;
      padding:.5rem .75rem;
      border-radius:12px;
      border:1px solid rgba(41,211,255,.22);
      background:rgba(41,211,255,.08);
      color:#CFF7FF;
      font-size:.875rem;
      font-weight:600;
      letter-spacing:0;
    }
    .chip{
      display:inline-flex;
      align-items:center;
      gap:.45rem;
      padding:.5rem .8rem;
      border-radius:10px;
      border:1px solid rgba(148,178,224,.18);
      background:rgba(9,24,44,.72);
      color:#DCE8F7;
      font-size:.875rem;
      line-height:1;
      transition:transform .18s ease, border-color .18s ease, background-color .18s ease, box-shadow .18s ease;
    }
    .chip:hover{
      transform:translateY(-1px);
      border-color:rgba(41,211,255,.40);
      background:rgba(14,31,56,.92);
      box-shadow:0 10px 24px rgba(4,10,22,.22);
    }
    .chip.active{
      border-color:rgba(41,211,255,.42);
      background:rgba(41,211,255,.12);
      color:#FFFFFF;
    }
    .btn{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:.55rem;
      min-height:48px;
      padding:.8rem 1.05rem;
      border-radius:10px;
      border:1px solid transparent;
      line-height:1;
      font-weight:700;
      transition:transform .18s ease, box-shadow .18s ease, border-color .18s ease, background-color .18s ease, color .18s ease, opacity .18s ease;
      cursor:pointer;
      white-space:nowrap;
    }
    .btn:focus-visible,
    .chip:focus-visible,
    .nav-link:focus-visible,
    input:focus-visible,
    summary:focus-visible{
      outline:none;
      box-shadow:0 0 0 2px rgba(6,17,31,.9), 0 0 0 4px rgba(41,211,255,.55);
    }
    .btn-primary{
      color:#021017;
      background:linear-gradient(135deg, #29D3FF, #8B5CF6);
      box-shadow:0 12px 28px rgba(41,211,255,.18);
    }
    .btn-primary:hover{transform:translateY(-1px); box-shadow:0 16px 34px rgba(41,211,255,.24)}
    .btn-secondary{
      color:#EAF6FF;
      background:rgba(8,22,39,.76);
      border-color:rgba(148,178,224,.18);
    }
    .btn-secondary:hover{transform:translateY(-1px); border-color:rgba(41,211,255,.34); background:rgba(14,31,56,.92)}
    .btn-ghost{
      color:#D9E8FA;
      background:transparent;
      border-color:rgba(148,178,224,.16);
    }
    .btn-ghost:hover{transform:translateY(-1px); border-color:rgba(41,211,255,.28); background:rgba(255,255,255,.03)}
    .icon-wrap{
      display:inline-flex;
      width:18px;
      height:18px;
      align-items:center;
      justify-content:center;
      flex:none;
    }
    .panel{
      border-radius:var(--radius);
      border:1px solid rgba(148,178,224,.16);
      background:rgba(10,27,50,.70);
      box-shadow:0 14px 32px rgba(1,8,20,.22);
      backdrop-filter:blur(18px);
      -webkit-backdrop-filter:blur(18px);
    }
    .panel-soft{
      border-radius:var(--radius);
      border:1px solid rgba(148,178,224,.14);
      background:rgba(8,22,39,.64);
      backdrop-filter:blur(16px);
      -webkit-backdrop-filter:blur(16px);
    }
    .panel-hover{
      transition:transform .18s ease, border-color .18s ease, background-color .18s ease, box-shadow .18s ease;
    }
    .panel-hover:hover{
      transform:translateY(-2px);
      border-color:rgba(41,211,255,.30);
      background:rgba(13,33,61,.86);
      box-shadow:0 18px 34px rgba(2,8,20,.28);
    }
    .nav-link{
      display:inline-flex;
      align-items:center;
      gap:.45rem;
      padding:.58rem .82rem;
      border-radius:10px;
      border:1px solid transparent;
      color:#D9E6F4;
      transition:all .18s ease;
      white-space:nowrap;
    }
    .nav-link:hover{
      background:rgba(255,255,255,.04);
      border-color:rgba(148,178,224,.12);
    }
    .nav-link.active{
      background:rgba(41,211,255,.10);
      color:#FFFFFF;
      border-color:rgba(41,211,255,.26);
    }
    .search-shell{
      min-height:56px;
      border-radius:12px;
      border:1px solid rgba(148,178,224,.16);
      background:rgba(8,22,39,.78);
      box-shadow:inset 0 1px 0 rgba(255,255,255,.04);
      backdrop-filter:blur(16px);
    }
    .search-shell:focus-within{
      border-color:rgba(41,211,255,.44);
      box-shadow:0 0 0 1px rgba(41,211,255,.20), 0 0 0 4px rgba(41,211,255,.10);
    }
    .search-input{
      width:100%;
      background:transparent;
      border:0;
      color:#F6FAFF;
      outline:none;
      padding:0;
      min-width:0;
    }
    .search-input::placeholder{color:#8093AE}
    .tiny-label{
      font-size:.78rem;
      color:#89A0BA;
      letter-spacing:0;
      text-transform:none;
    }
    .step-badge{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      min-width:2.15rem;
      height:2.15rem;
      padding:0 .5rem;
      border-radius:10px;
      border:1px solid rgba(41,211,255,.28);
      background:rgba(41,211,255,.08);
      color:#DDFBFF;
      font-weight:700;
      font-size:.9rem;
    }
    .faq-item{
      border-radius:var(--radius);
      overflow:hidden;
    }
    .faq-item[open]{
      border-color:rgba(41,211,255,.28);
      box-shadow:0 14px 28px rgba(2,8,20,.20);
    }
    .faq-item summary::-webkit-details-marker{display:none}
    .faq-chevron{transition:transform .22s ease}
    .faq-item[open] .faq-chevron{transform:rotate(180deg)}
    .footer-link{
      color:#B9C7DA;
      transition:color .18s ease, transform .18s ease;
    }
    .footer-link:hover{color:#F6FAFF; transform:translateX(1px)}
    .metric-bar{
      height:10px;
      border-radius:999px;
      background:rgba(148,178,224,.12);
      overflow:hidden;
    }
    .metric-bar > span{
      display:block;
      height:100%;
      border-radius:999px;
      background:linear-gradient(90deg, #29D3FF, #8B5CF6);
    }
    .sticky-cta{
      position:fixed;
      left:0;
      right:0;
      bottom:0;
      z-index:60;
      border-top:1px solid rgba(148,178,224,.18);
      background:rgba(7,18,32,.80);
      backdrop-filter:blur(18px);
      -webkit-backdrop-filter:blur(18px);
    }
    @media (max-width: 767px){
      .section-title{font-size:1.6rem}
      .section-copy{font-size:15px}
    }

/* roulang page: category2 */
:root{
      --bg:#06111F;
      --bg-2:#071A2E;
      --bg-3:#102A4C;
      --text:#F6FAFF;
      --muted:#A7B4C8;
      --weak:#6F7F96;
      --cyan:#29D3FF;
      --violet:#8B5CF6;
      --rose:#FF4D8D;
      --line:rgba(180, 205, 255, .14);
      --line-strong:rgba(41, 211, 255, .28);
      --card:rgba(9, 24, 43, .74);
      --card-strong:rgba(12, 30, 53, .92);
      --radius:12px;
    }
    html { scroll-behavior: smooth; }
    body{
      margin:0;
      font-family:'PingFang SC','Microsoft YaHei','Noto Sans SC',system-ui,sans-serif;
      color:var(--text);
      background:
        radial-gradient(1200px 560px at 14% 8%, rgba(139,92,246,.10), transparent 55%),
        radial-gradient(900px 480px at 88% 2%, rgba(41,211,255,.08), transparent 48%),
        linear-gradient(180deg, #06111F 0%, #06111F 50%, #07111F 100%);
      letter-spacing:0;
      text-rendering:optimizeLegibility;
      -webkit-font-smoothing:antialiased;
      padding-bottom:92px;
    }
    body::before{
      content:"";
      position:fixed;
      inset:0;
      pointer-events:none;
      background-image:
        linear-gradient(rgba(255,255,255,.028) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,.024) 1px, transparent 1px);
      background-size: 100% 26px, 26px 100%;
      opacity:.35;
      mask-image: linear-gradient(180deg, rgba(0,0,0,.5), rgba(0,0,0,.86));
    }
    a{ color:inherit; text-decoration:none; }
    img{ max-width:100%; display:block; }
    button, input{ font:inherit; }
    ::selection{ background: rgba(41,211,255,.25); color:#fff; }
    .container-xl{ width:min(1240px, calc(100% - 1.5rem)); margin:0 auto; }
    @media (min-width: 768px){
      .container-xl{ width:min(1240px, calc(100% - 2rem)); }
    }
    .glass{
      background: linear-gradient(180deg, rgba(10,26,45,.82), rgba(7,20,36,.70));
      border:1px solid var(--line);
      box-shadow: 0 18px 45px rgba(0,0,0,.28), inset 0 1px 0 rgba(255,255,255,.04);
      backdrop-filter: blur(18px);
      -webkit-backdrop-filter: blur(18px);
      border-radius: var(--radius);
    }
    .glass-strong{
      background: linear-gradient(180deg, rgba(13,31,54,.95), rgba(8,22,40,.88));
      border:1px solid rgba(166,196,255,.16);
      box-shadow: 0 20px 50px rgba(0,0,0,.34), inset 0 1px 0 rgba(255,255,255,.05);
      backdrop-filter: blur(18px);
      -webkit-backdrop-filter: blur(18px);
      border-radius: var(--radius);
    }
    .section-kicker{
      color:var(--cyan);
      font-size:12px;
      letter-spacing:0;
      text-transform:none;
    }
    .section-title{
      font-size: clamp(1.45rem, 2vw, 2rem);
      line-height:1.15;
      margin:0;
      color:var(--text);
      font-weight:700;
    }
    .section-copy{
      color:var(--muted);
      line-height:1.75;
      font-size:15px;
    }
    .btn-main,
    .btn-alt,
    .btn-ghost{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:.55rem;
      min-height:44px;
      padding:.8rem 1rem;
      border-radius:10px;
      transition: transform .18s ease, box-shadow .18s ease, border-color .18s ease, background-color .18s ease, opacity .18s ease;
      border:1px solid transparent;
      outline:none;
      white-space:nowrap;
      touch-action: manipulation;
    }
    .btn-main{
      color:#04111d;
      background: linear-gradient(135deg, #29D3FF 0%, #8B5CF6 100%);
      box-shadow: 0 10px 24px rgba(41,211,255,.18), 0 0 0 1px rgba(255,255,255,.08) inset;
      font-weight:700;
    }
    .btn-main:hover{ transform: translateY(-1px); box-shadow: 0 14px 34px rgba(41,211,255,.24), 0 0 0 1px rgba(255,255,255,.10) inset; }
    .btn-alt{
      color:#eef6ff;
      background: rgba(9,25,44,.68);
      border-color: rgba(173, 196, 236, .16);
      box-shadow: inset 0 1px 0 rgba(255,255,255,.04);
    }
    .btn-alt:hover{ transform: translateY(-1px); border-color: rgba(41,211,255,.30); background: rgba(12,32,54,.82); }
    .btn-ghost{
      color:#e9f2ff;
      background: transparent;
      border-color: rgba(173, 196, 236, .12);
    }
    .btn-ghost:hover{ border-color: rgba(41,211,255,.22); background: rgba(12,29,50,.58); transform: translateY(-1px); }
    .btn-main:focus-visible,
    .btn-alt:focus-visible,
    .btn-ghost:focus-visible,
    input:focus-visible,
    textarea:focus-visible,
    select:focus-visible,
    .faq-btn:focus-visible{
      box-shadow: 0 0 0 3px rgba(41,211,255,.25), 0 0 0 1px rgba(41,211,255,.48) inset;
    }
    .nav-link{
      display:inline-flex;
      align-items:center;
      gap:.55rem;
      min-height:44px;
      padding:.55rem .85rem;
      border-radius:10px;
      color:#dbe8fa;
      border:1px solid transparent;
      transition: background-color .18s ease, border-color .18s ease, transform .18s ease, color .18s ease;
      white-space:nowrap;
    }
    .nav-link:hover{
      background: rgba(15,33,57,.86);
      border-color: rgba(41,211,255,.16);
      transform: translateY(-1px);
    }
    .nav-link.active{
      color:#fff;
      background: rgba(41,211,255,.12);
      border-color: rgba(41,211,255,.22);
      box-shadow: inset 0 1px 0 rgba(255,255,255,.04);
    }
    .nav-chip{
      display:inline-flex;
      align-items:center;
      gap:.45rem;
      min-height:38px;
      padding:.45rem .75rem;
      border-radius:10px;
      background: rgba(10,27,47,.78);
      border:1px solid rgba(173,196,236,.12);
      color:#dbe8fa;
      transition: border-color .18s ease, background-color .18s ease, transform .18s ease;
      white-space:nowrap;
    }
    .nav-chip:hover{
      border-color: rgba(41,211,255,.22);
      background: rgba(13,33,57,.9);
      transform: translateY(-1px);
    }
    .chip{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      min-height:34px;
      padding:.42rem .7rem;
      border-radius:10px;
      border:1px solid rgba(173,196,236,.14);
      background: rgba(10,27,47,.68);
      color:#dce7f7;
      font-size:13px;
      line-height:1;
    }
    .chip.active{
      color:#06111F;
      background: linear-gradient(135deg, rgba(41,211,255,.94), rgba(139,92,246,.94));
      border-color: transparent;
      box-shadow: 0 12px 28px rgba(41,211,255,.14);
    }
    .tag{
      display:inline-flex;
      align-items:center;
      gap:.35rem;
      min-height:30px;
      padding:.34rem .62rem;
      border-radius:9px;
      background: rgba(41,211,255,.10);
      border:1px solid rgba(41,211,255,.18);
      color:#c8f4ff;
      font-size:12px;
    }
    .panel{
      position:relative;
      overflow:hidden;
      border-radius: 14px;
      background: linear-gradient(180deg, rgba(10,28,48,.82), rgba(8,21,39,.74));
      border:1px solid rgba(167,183,214,.14);
      box-shadow: 0 16px 40px rgba(0,0,0,.24);
      backdrop-filter: blur(16px);
      -webkit-backdrop-filter: blur(16px);
    }
    .panel::after{
      content:"";
      position:absolute;
      inset:0;
      border-radius:inherit;
      pointer-events:none;
      background: linear-gradient(180deg, rgba(255,255,255,.05), transparent 18%);
    }
    .ticket{
      position:relative;
      overflow:hidden;
      border-radius: 12px;
      border:1px solid rgba(41,211,255,.20);
      background: linear-gradient(180deg, rgba(13,33,57,.86), rgba(7,20,37,.76));
      box-shadow: inset 0 1px 0 rgba(255,255,255,.04);
    }
    .ticket::before,
    .ticket::after{
      content:"";
      position:absolute;
      top:14px;
      bottom:14px;
      width:12px;
      border-top:1px dashed rgba(255,255,255,.16);
      border-bottom:1px dashed rgba(255,255,255,.16);
      opacity:.85;
      pointer-events:none;
    }
    .ticket::before{ left:-1px; border-left:1px dashed rgba(255,255,255,.16); border-radius: 0 12px 12px 0; }
    .ticket::after{ right:-1px; border-right:1px dashed rgba(255,255,255,.16); border-radius: 12px 0 0 12px; }
    .ticket-edge{
      position:absolute;
      inset:auto 0 0 0;
      height:1px;
      background: linear-gradient(90deg, transparent, rgba(41,211,255,.34), transparent);
    }
    .entry-row{
      display:grid;
      grid-template-columns: auto 1fr auto;
      gap:1rem;
      align-items:center;
      padding:1rem 1rem;
      border-radius: 12px;
      border:1px solid rgba(173,196,236,.12);
      background: rgba(10,27,47,.62);
      transition: transform .18s ease, border-color .18s ease, background-color .18s ease;
    }
    .entry-row:hover{
      transform: translateY(-1px);
      border-color: rgba(41,211,255,.25);
      background: rgba(12,31,54,.84);
    }
    .entry-row .arrow{
      transition: transform .18s ease;
    }
    .entry-row:hover .arrow{ transform: translateX(3px); }
    .faq-item{
      border-radius: 12px;
      border:1px solid rgba(173,196,236,.12);
      background: rgba(10,27,47,.58);
      overflow:hidden;
      transition: border-color .18s ease, background-color .18s ease;
    }
    .faq-item[open],
    .faq-item.open{
      border-color: rgba(41,211,255,.26);
      background: rgba(12,31,54,.82);
    }
    .faq-btn{
      width:100%;
      min-height:52px;
      padding:1rem 1rem;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:1rem;
      text-align:left;
      color:#f7fbff;
      background:transparent;
      border:0;
      cursor:pointer;
    }
    .faq-answer{
      padding:0 1rem 1rem 1rem;
      color:var(--muted);
      line-height:1.75;
      font-size:15px;
    }
    .footer-link{
      color:#c7d6ea;
      transition: color .18s ease, transform .18s ease;
    }
    .footer-link:hover{ color:#fff; transform: translateX(2px); }
    .tiny-label{
      font-size:11px;
      color:var(--weak);
      line-height:1.2;
    }
    .search-shell{
      display:flex;
      align-items:center;
      gap:.65rem;
      min-height:54px;
      padding:.55rem .85rem;
      border-radius: 12px;
      background: rgba(8,24,43,.78);
      border:1px solid rgba(173,196,236,.14);
      box-shadow: inset 0 1px 0 rgba(255,255,255,.03);
    }
    .search-shell input{
      width:100%;
      background:transparent;
      border:0;
      color:#f8fbff;
      outline:none;
      min-width:0;
    }
    .search-shell input::placeholder{ color:#93a8c2; }
    .search-shell:focus-within{
      border-color: rgba(41,211,255,.32);
      box-shadow: 0 0 0 3px rgba(41,211,255,.10), inset 0 1px 0 rgba(255,255,255,.04);
    }
    .scrollbar::-webkit-scrollbar{ height:10px; width:10px; }
    .scrollbar::-webkit-scrollbar-thumb{ background: rgba(146,174,214,.24); border-radius: 999px; }
    .scrollbar::-webkit-scrollbar-track{ background: rgba(255,255,255,.02); }
    .sticky-bar{
      position:fixed;
      left:0;
      right:0;
      bottom:0;
      z-index:55;
      border-top:1px solid rgba(173,196,236,.14);
      background: rgba(6,17,31,.82);
      backdrop-filter: blur(18px);
      -webkit-backdrop-filter: blur(18px);
      box-shadow: 0 -16px 34px rgba(0,0,0,.22);
    }
    @media (max-width: 767px){
      body{ padding-bottom: 104px; }
      .entry-row{ grid-template-columns: 1fr; }
    }

/* roulang page: category1 */
:root {
      --bg: #06111F;
      --bg2: #071A2E;
      --panel: rgba(9, 22, 40, 0.72);
      --panel-strong: rgba(13, 28, 49, 0.9);
      --line: rgba(169, 187, 214, 0.15);
      --line-strong: rgba(41, 211, 255, 0.32);
      --text: #F6FAFF;
      --muted: #A7B4C8;
      --soft: #6F7F96;
      --cyan: #29D3FF;
      --violet: #8B5CF6;
      --pink: #FF4D8D;
      --radius: 12px;
      --radius-sm: 10px;
      --shadow: 0 18px 50px rgba(2, 8, 20, 0.35);
    }
    * { box-sizing: border-box; }
    html { scroll-behavior: smooth; }
    body {
      margin: 0;
      font-family: PingFang SC, Microsoft YaHei, Noto Sans SC, system-ui, sans-serif;
      background:
        linear-gradient(180deg, rgba(6,17,31,0.98), rgba(7,26,46,0.98)),
        linear-gradient(135deg, rgba(41,211,255,0.06), rgba(139,92,246,0.05) 45%, rgba(255,77,141,0.04));
      color: var(--text);
      line-height: 1.7;
      min-height: 100vh;
      overflow-x: hidden;
      padding-bottom: 96px;
    }
    body::before {
      content: "";
      position: fixed;
      inset: 0;
      pointer-events: none;
      background-image:
        linear-gradient(rgba(255,255,255,0.04) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,0.04) 1px, transparent 1px);
      background-size: 42px 42px;
      opacity: 0.18;
      mask-image: linear-gradient(180deg, rgba(0,0,0,0.85), rgba(0,0,0,0.55) 58%, rgba(0,0,0,0.82));
    }
    a { color: inherit; text-decoration: none; }
    img, svg { display: block; }
    button, input, select, textarea { font: inherit; }
    .container-xl {
      max-width: 1240px;
      margin: 0 auto;
      padding-left: 16px;
      padding-right: 16px;
    }
    .glass-panel {
      background: var(--panel);
      border: 1px solid var(--line);
      backdrop-filter: blur(18px);
      -webkit-backdrop-filter: blur(18px);
      box-shadow: var(--shadow);
      border-radius: var(--radius);
    }
    .glass-panel-soft {
      background: rgba(10, 25, 45, 0.56);
      border: 1px solid rgba(169, 187, 214, 0.12);
      backdrop-filter: blur(16px);
      -webkit-backdrop-filter: blur(16px);
      border-radius: var(--radius);
    }
    .section-shell { position: relative; z-index: 1; }
    .nav-link,
    .footer-link,
    .chip,
    .btn,
    .faq-summary {
      transition: transform .18s ease, border-color .18s ease, background-color .18s ease, box-shadow .18s ease, color .18s ease, opacity .18s ease;
    }
    .nav-link {
      display: inline-flex;
      align-items: center;
      gap: 12px;
      border-radius: 12px;
      border: 1px solid rgba(41, 211, 255, 0.2);
      background: rgba(41, 211, 255, 0.09);
      padding: 10px 12px;
      color: #fff;
    }
    .nav-link:hover,
    .nav-link:focus-visible {
      border-color: rgba(41, 211, 255, 0.38);
      background: rgba(41, 211, 255, 0.14);
      transform: translateY(-1px);
      outline: none;
    }
    .nav-link.active {
      border-color: rgba(41, 211, 255, 0.38);
      background: rgba(41, 211, 255, 0.14);
      box-shadow: 0 0 0 1px rgba(41, 211, 255, 0.08) inset;
    }
    .btn {
      min-height: 42px;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 8px;
      padding: 0 16px;
      border-radius: 12px;
      border: 1px solid transparent;
      cursor: pointer;
      font-weight: 600;
      white-space: nowrap;
    }
    .btn:focus-visible {
      outline: none;
      box-shadow: 0 0 0 3px rgba(41, 211, 255, 0.22);
    }
    .btn-primary {
      color: #041018;
      background: linear-gradient(135deg, #29D3FF, #8B5CF6);
      box-shadow: 0 14px 28px rgba(41, 211, 255, 0.18), 0 10px 24px rgba(139, 92, 246, 0.12);
    }
    .btn-primary:hover { transform: translateY(-1px); filter: brightness(1.06); }
    .btn-secondary {
      color: #F6FAFF;
      background: rgba(41, 211, 255, 0.1);
      border-color: rgba(41, 211, 255, 0.18);
    }
    .btn-secondary:hover { transform: translateY(-1px); border-color: rgba(41, 211, 255, 0.32); background: rgba(41, 211, 255, 0.14); }
    .btn-ghost {
      color: #F6FAFF;
      background: rgba(255, 255, 255, 0.03);
      border-color: rgba(169, 187, 214, 0.12);
    }
    .btn-ghost:hover { transform: translateY(-1px); border-color: rgba(41, 211, 255, 0.2); background: rgba(255, 255, 255, 0.06); }
    .icon-wrap {
      display: inline-flex;
      width: 18px;
      height: 18px;
      align-items: center;
      justify-content: center;
      flex: 0 0 auto;
    }
    .tiny-label {
      font-size: 12px;
      line-height: 1.35;
      color: var(--muted);
      letter-spacing: 0;
    }
    .search-box {
      display: flex;
      align-items: center;
      gap: 10px;
      min-height: 48px;
      padding: 0 14px;
      border-radius: 14px;
      border: 1px solid rgba(169, 187, 214, 0.14);
      background: rgba(7, 26, 46, 0.82);
      backdrop-filter: blur(16px);
      -webkit-backdrop-filter: blur(16px);
      box-shadow: 0 8px 20px rgba(2, 8, 20, 0.14);
    }
    .search-box:focus-within {
      border-color: rgba(41, 211, 255, 0.4);
      box-shadow: 0 0 0 3px rgba(41, 211, 255, 0.1), 0 8px 22px rgba(2, 8, 20, 0.18);
    }
    .search-box input {
      width: 100%;
      background: transparent;
      border: 0;
      color: var(--text);
      outline: none;
      min-width: 0;
    }
    .search-box input::placeholder { color: rgba(167, 180, 200, 0.72); }
    .chip {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      min-height: 36px;
      padding: 0 12px;
      border-radius: 10px;
      border: 1px solid rgba(169, 187, 214, 0.12);
      background: rgba(255, 255, 255, 0.03);
      color: var(--muted);
      cursor: pointer;
      user-select: none;
      white-space: nowrap;
    }
    .chip:hover,
    .chip:focus-visible {
      transform: translateY(-1px);
      border-color: rgba(41, 211, 255, 0.26);
      color: #fff;
      background: rgba(41, 211, 255, 0.08);
      outline: none;
    }
    .chip.active {
      color: #041018;
      border-color: transparent;
      background: linear-gradient(135deg, #29D3FF, #8B5CF6);
      box-shadow: 0 10px 20px rgba(41, 211, 255, 0.14);
    }
    .section-kicker {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      color: var(--muted);
      font-size: 13px;
      line-height: 1.4;
    }
    .section-title {
      font-size: clamp(24px, 2.6vw, 36px);
      line-height: 1.18;
      letter-spacing: 0;
      font-weight: 700;
      color: #fff;
    }
    .section-subtitle {
      max-width: 820px;
      color: var(--muted);
      font-size: 16px;
      line-height: 1.8;
    }
    .hero-title {
      font-size: clamp(36px, 4.5vw, 56px);
      line-height: 1.1;
      letter-spacing: 0;
      font-weight: 800;
    }
    .hero-lead {
      font-size: 17px;
      line-height: 1.85;
      color: var(--muted);
      max-width: 780px;
    }
    .ticket-card,
    .entry-card,
    .proof-card,
    .guide-card,
    .faq-panel {
      position: relative;
      overflow: hidden;
      background: rgba(10, 25, 45, 0.68);
      border: 1px solid rgba(169, 187, 214, 0.12);
      border-radius: 12px;
      box-shadow: 0 12px 28px rgba(2, 8, 20, 0.18);
      backdrop-filter: blur(18px);
      -webkit-backdrop-filter: blur(18px);
    }
    .ticket-card::before,
    .entry-card::before,
    .proof-card::before,
    .guide-card::before,
    .faq-panel::before {
      content: "";
      position: absolute;
      inset: 0;
      border-radius: inherit;
      border: 1px solid rgba(41, 211, 255, 0.06);
      pointer-events: none;
      opacity: .8;
    }
    .ticket-card:hover,
    .entry-card:hover,
    .proof-card:hover,
    .guide-card:hover,
    .faq-panel:hover {
      transform: translateY(-2px);
      border-color: rgba(41, 211, 255, 0.24);
      box-shadow: 0 16px 36px rgba(2, 8, 20, 0.26);
    }
    .entry-card {
      min-height: 220px;
      transition: transform .18s ease, border-color .18s ease, background-color .18s ease, box-shadow .18s ease;
    }
    .entry-card .corner {
      position: absolute;
      top: 16px;
      right: 16px;
      padding: 4px 10px;
      border-radius: 10px;
      border: 1px solid rgba(41, 211, 255, 0.18);
      background: rgba(41, 211, 255, 0.08);
      color: #BDEFFF;
      font-size: 12px;
      line-height: 1.2;
    }
    .entry-badge {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      padding: 4px 10px;
      border-radius: 10px;
      border: 1px solid rgba(169, 187, 214, 0.12);
      color: var(--muted);
      background: rgba(255,255,255,0.03);
      font-size: 12px;
    }
    .progress-line {
      height: 8px;
      border-radius: 999px;
      background: rgba(255,255,255,0.06);
      overflow: hidden;
    }
    .progress-line > span {
      display: block;
      height: 100%;
      border-radius: inherit;
      background: linear-gradient(90deg, #29D3FF, #8B5CF6);
    }
    .faq-panel summary {
      list-style: none;
      cursor: pointer;
      padding: 18px 18px 18px 18px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 16px;
      min-height: 56px;
    }
    .faq-panel summary::-webkit-details-marker { display: none; }
    .faq-panel[open] {
      border-color: rgba(41, 211, 255, 0.26);
      box-shadow: 0 0 0 1px rgba(41, 211, 255, 0.06) inset, 0 14px 30px rgba(2, 8, 20, 0.22);
    }
    .faq-panel[open] .faq-arrow {
      transform: rotate(180deg);
    }
    .faq-arrow {
      width: 18px;
      height: 18px;
      flex: 0 0 auto;
      transition: transform .18s ease;
      color: #B8C7DD;
    }
    .footer-link {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      width: fit-content;
      color: var(--muted);
    }
    .footer-link:hover,
    .footer-link:focus-visible {
      color: #fff;
      transform: translateX(1px);
      outline: none;
    }
    .bottom-bar {
      position: fixed;
      left: 0;
      right: 0;
      bottom: 0;
      z-index: 45;
      border-top: 1px solid rgba(169, 187, 214, 0.12);
      background: rgba(6, 17, 31, 0.84);
      backdrop-filter: blur(20px);
      -webkit-backdrop-filter: blur(20px);
      box-shadow: 0 -12px 24px rgba(2, 8, 20, 0.18);
    }
    .bottom-bar .bar-inner {
      min-height: 72px;
      display: flex;
      align-items: center;
      gap: 14px;
    }
    .mobile-menu {
      border-radius: 12px;
      border: 1px solid rgba(169, 187, 214, 0.12);
      background: rgba(10, 25, 45, 0.78);
      backdrop-filter: blur(16px);
      -webkit-backdrop-filter: blur(16px);
    }
    .mobile-menu a {
      display: flex;
      align-items: center;
      justify-content: space-between;
      min-height: 44px;
      padding: 0 14px;
      color: #F6FAFF;
      border-top: 1px solid rgba(169, 187, 214, 0.08);
    }
    .mobile-menu a:first-child { border-top: 0; }
    .mobile-menu a.active {
      color: #041018;
      background: linear-gradient(135deg, rgba(41, 211, 255, 0.96), rgba(139, 92, 246, 0.94));
    }
    .sr-only-focusable:focus {
      position: static;
      width: auto;
      height: auto;
      padding: .5rem 1rem;
      margin: 0;
      overflow: visible;
      clip: auto;
      white-space: normal;
    }
    @media (max-width: 767px) {
      body { padding-bottom: 88px; }
      .bottom-bar .bar-inner {
        min-height: 66px;
        align-items: stretch;
      }
      .hero-title { font-size: clamp(30px, 9vw, 36px); }
      .section-title { font-size: 26px; }
    }