/* roulang page: index */
:root{
    --bg-0:#070B14;
    --bg-1:#0B1220;
    --bg-2:#111C2E;
    --panel:rgba(17,28,46,.62);
    --panel-solid:#111C2E;
    --primary:#E5092F;
    --primary-hover:#FF2A4D;
    --primary-glow:rgba(229,9,47,.38);
    --accent:#21D4FD;
    --accent-soft:rgba(33,212,253,.16);
    --text:#F5F7FA;
    --text-2:#A8B3C7;
    --text-3:#6B7A90;
    --border:rgba(255,255,255,.08);
    --border-hover:rgba(229,9,47,.55);
    --ok:#30D158;
    --warn:#FFB800;
    --radius-sm:10px;
    --radius-md:16px;
    --radius-lg:22px;
    --radius-pill:999px;
    --shadow-card:0 10px 30px rgba(0,0,0,.35);
    --shadow-glow:0 0 24px var(--primary-glow);
    --container:1240px;
  }
  *,*::before,*::after{box-sizing:border-box}
  html{scroll-behavior:smooth}
  body{
    margin:0;
    background:var(--bg-0);
    color:var(--text);
    font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC","Helvetica Neue",Arial,sans-serif;
    font-size:16px;
    line-height:1.75;
    -webkit-font-smoothing:antialiased;
    overflow-x:hidden;
  }
  img{max-width:100%;display:block;border:0}
  a{color:inherit;text-decoration:none}
  button{font-family:inherit}
  ::selection{background:var(--primary);color:#fff}
  .num{font-family:"DIN Alternate","Barlow Condensed","PingFang SC",sans-serif;font-variant-numeric:tabular-nums}

  .container{
    width:100%;
    max-width:var(--container);
    margin:0 auto;
    padding:0 24px;
  }

  /* ---------- 通用板块 ---------- */
  .section{padding:88px 0;position:relative}
  .section-sm{padding:56px 0}
  .section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:34px;flex-wrap:wrap}
  .section-tag{
    display:inline-flex;align-items:center;gap:8px;
    font-size:13px;letter-spacing:.08em;color:var(--accent);
    background:var(--accent-soft);border:1px solid rgba(33,212,253,.28);
    padding:5px 14px;border-radius:var(--radius-pill);margin-bottom:14px;
  }
  .section-title{
    font-size:clamp(24px,2.6vw,32px);
    font-weight:800;line-height:1.3;margin:0;color:var(--text);
  }
  .section-desc{color:var(--text-2);font-size:15px;margin:10px 0 0;max-width:640px}
  .section-link{
    color:var(--text-2);font-size:14px;display:inline-flex;align-items:center;gap:8px;
    transition:color .25s ease,gap .25s ease;
  }
  .section-link:hover{color:var(--accent);gap:12px}
  .section-link:focus-visible{outline:2px solid var(--accent);outline-offset:3px;border-radius:6px}

  /* ---------- 按钮 ---------- */
  .btn{
    display:inline-flex;align-items:center;justify-content:center;gap:8px;
    padding:12px 24px;border-radius:12px;font-size:15px;font-weight:600;
    border:1px solid transparent;cursor:pointer;
    transition:transform .22s ease,box-shadow .22s ease,background .22s ease,border-color .22s ease,color .22s ease;
    white-space:nowrap;
  }
  .btn:focus-visible{outline:2px solid var(--accent);outline-offset:2px}
  .btn-primary{
    background:linear-gradient(135deg,var(--primary),#B00723);
    color:#fff;box-shadow:var(--shadow-glow);
  }
  .btn-primary:hover{background:linear-gradient(135deg,var(--primary-hover),var(--primary));transform:translateY(-1px);box-shadow:0 0 32px var(--primary-glow)}
  .btn-primary:active{transform:translateY(1px);box-shadow:0 0 14px var(--primary-glow)}
  .btn-ghost{
    background:rgba(255,255,255,.05);
    border-color:var(--border);
    color:var(--text);
    backdrop-filter:blur(12px);
  }
  .btn-ghost:hover{border-color:rgba(33,212,253,.45);color:#fff;transform:translateY(-1px)}
  .btn-ghost:active{transform:translateY(1px)}
  .btn-sm{padding:9px 18px;font-size:14px;border-radius:10px}

  /* ---------- 徽章 / 标签 ---------- */
  .badge{
    display:inline-flex;align-items:center;gap:6px;
    font-size:12px;line-height:1;padding:6px 11px;border-radius:var(--radius-pill);
    border:1px solid transparent;font-weight:600;letter-spacing:.02em;
  }
  .badge-red{background:rgba(229,9,47,.16);color:#FF6B84;border-color:rgba(229,9,47,.35)}
  .badge-cyan{background:var(--accent-soft);color:#7FE4FF;border-color:rgba(33,212,253,.3)}
  .badge-live{background:rgba(229,9,47,.2);color:#fff;border-color:rgba(229,9,47,.5)}
  .badge-live .dot{
    width:7px;height:7px;border-radius:50%;background:var(--primary);
    box-shadow:0 0 0 0 rgba(229,9,47,.7);animation:pulse 1.8s infinite;
  }
  @keyframes pulse{
    0%{box-shadow:0 0 0 0 rgba(229,9,47,.7)}
    70%{box-shadow:0 0 0 9px rgba(229,9,47,0)}
    100%{box-shadow:0 0 0 0 rgba(229,9,47,0)}
  }
  .badge-gray{background:rgba(255,255,255,.06);color:var(--text-2);border-color:var(--border)}

  /* ---------- 头部导航 ---------- */
  .site-header{
    position:sticky;top:0;z-index:80;
    background:rgba(7,11,20,.55);
    backdrop-filter:blur(14px);
    border-bottom:1px solid transparent;
    transition:background .3s ease,border-color .3s ease,box-shadow .3s ease;
  }
  .site-header.is-scrolled{
    background:rgba(7,11,20,.92);
    border-bottom-color:var(--border);
    box-shadow:0 12px 30px rgba(0,0,0,.45);
  }
  .header-inner{
    height:72px;display:flex;align-items:center;gap:20px;
  }
  .brand{display:flex;align-items:center;gap:11px;flex-shrink:0}
  .brand-mark{
    width:38px;height:38px;border-radius:11px;
    display:grid;place-items:center;
    background:linear-gradient(135deg,var(--primary),#8E0620);
    color:#fff;font-weight:800;font-size:18px;
    box-shadow:0 0 18px var(--primary-glow);
  }
  .brand-text{
    font-size:17px;font-weight:800;letter-spacing:.01em;color:#fff;
    white-space:nowrap;
  }
  .brand-text span{color:var(--accent)}
  .nav-chips{
    display:flex;align-items:center;gap:6px;flex:1;min-width:0;
    overflow-x:auto;scrollbar-width:none;
  }
  .nav-chips::-webkit-scrollbar{display:none}
  .chip{
    position:relative;
    padding:8px 14px;border-radius:var(--radius-pill);
    font-size:14px;color:var(--text-2);white-space:nowrap;
    border:1px solid var(--border);
    background:rgba(255,255,255,.03);
    transition:color .2s ease,border-color .2s ease,background .2s ease;
  }
  .chip:hover{color:#fff;border-color:rgba(33,212,253,.45);background:rgba(33,212,253,.08)}
  .chip:focus-visible{outline:2px solid var(--accent);outline-offset:2px}
  .chip.is-active{
    color:#fff;background:rgba(229,9,47,.18);
    border-color:rgba(229,9,47,.55);
    box-shadow:0 0 16px rgba(229,9,47,.28);
  }
  .chip.is-active::after{
    content:"";position:absolute;left:16px;right:16px;bottom:-2px;height:2px;
    background:linear-gradient(90deg,var(--primary),var(--accent));
    border-radius:2px;
  }
  .header-actions{display:flex;align-items:center;gap:10px;flex-shrink:0}
  .search-box{
    display:flex;align-items:center;gap:8px;
    background:rgba(255,255,255,.06);
    border:1px solid var(--border);
    border-radius:var(--radius-pill);
    padding:8px 14px;
    transition:border-color .22s ease,background .22s ease;
  }
  .search-box:focus-within{border-color:rgba(33,212,253,.5);background:rgba(33,212,253,.07)}
  .search-box i{color:var(--text-3);font-size:13px}
  .search-box input{
    background:transparent;border:0;outline:none;color:var(--text);
    font-size:14px;width:130px;
  }
  .search-box input::placeholder{color:var(--text-3)}
  .menu-toggle{
    display:none;width:42px;height:42px;border-radius:12px;
    border:1px solid var(--border);background:rgba(255,255,255,.05);
    color:var(--text);align-items:center;justify-content:center;cursor:pointer;
    transition:border-color .22s ease,color .22s ease;
  }
  .menu-toggle:hover{border-color:var(--border-hover);color:#fff}
  .menu-toggle:focus-visible{outline:2px solid var(--accent);outline-offset:2px}
  .mobile-drawer{
    display:none;border-top:1px solid var(--border);
    background:rgba(7,11,20,.97);backdrop-filter:blur(18px);
    padding:14px 0 20px;
  }
  .mobile-drawer.is-open{display:block}
  .mobile-drawer a{
    display:block;padding:12px 16px;border-radius:12px;color:var(--text-2);font-size:15px;
    border:1px solid transparent;margin-bottom:6px;
  }
  .mobile-drawer a:hover,.mobile-drawer a.is-active{
    color:#fff;background:rgba(229,9,47,.14);border-color:rgba(229,9,47,.4);
  }

  /* ---------- Hero ---------- */
  .hero{
    position:relative;min-height:80vh;display:flex;align-items:center;
    overflow:hidden;padding:96px 0 84px;
  }
  .hero-bg{
    position:absolute;inset:0;
    background-image:url('/assets/images/backpic/back-1.webp');
    background-size:cover;background-position:center;
    transform:scale(1.04);
  }
  .hero-mask{
    position:absolute;inset:0;
    background:
      radial-gradient(120% 90% at 12% 30%,rgba(7,11,20,.72) 0%,rgba(7,11,20,.9) 55%,rgba(7,11,20,.98) 100%),
      linear-gradient(180deg,rgba(7,11,20,.65) 0%,rgba(7,11,20,.35) 40%,rgba(7,11,20,.98) 100%);
  }
  .hero-glow{
    position:absolute;width:520px;height:520px;border-radius:50%;
    background:radial-gradient(circle,rgba(229,9,47,.28) 0%,rgba(229,9,47,0) 68%);
    top:-120px;left:-120px;filter:blur(10px);pointer-events:none;
  }
  .hero-glow-2{
    position:absolute;width:460px;height:460px;border-radius:50%;
    background:radial-gradient(circle,rgba(33,212,253,.18) 0%,rgba(33,212,253,0) 70%);
    bottom:-160px;right:-80px;pointer-events:none;
  }
  .hero-inner{
    position:relative;z-index:2;
    display:grid;grid-template-columns:1.15fr .85fr;gap:56px;align-items:center;
    width:100%;
  }
  .hero-title{
    font-size:clamp(32px,4vw,54px);
    line-height:1.18;font-weight:800;letter-spacing:-.01em;
    margin:18px 0 0;color:#fff;
  }
  .hero-title em{
    font-style:normal;
    background:linear-gradient(100deg,var(--primary-hover),var(--accent));
    -webkit-background-clip:text;background-clip:text;color:transparent;
  }
  .hero-sub{
    margin:20px 0 0;font-size:17px;line-height:1.8;color:var(--text-2);max-width:600px;
  }
  .hero-cta{display:flex;gap:14px;margin-top:32px;flex-wrap:wrap}
  .hero-stats{
    display:flex;gap:34px;margin-top:40px;flex-wrap:wrap;
    padding-top:26px;border-top:1px solid var(--border);
  }
  .hero-stat b{
    display:block;font-size:26px;font-weight:800;color:#fff;line-height:1.2;
  }
  .hero-stat b i{color:var(--accent);font-style:normal;font-size:16px;margin-left:2px}
  .hero-stat span{font-size:13px;color:var(--text-3)}

  .glass-card{
    background:var(--panel);
    border:1px solid var(--border);
    border-radius:var(--radius-lg);
    backdrop-filter:blur(18px);
    box-shadow:var(--shadow-card),inset 0 1px 0 rgba(255,255,255,.05);
  }
  .hero-panel{
    padding:22px;
    animation:floaty 7s ease-in-out infinite;
  }
  @keyframes floaty{
    0%,100%{transform:translateY(0)}
    50%{transform:translateY(-10px)}
  }
  .hero-panel-head{
    display:flex;align-items:center;justify-content:space-between;margin-bottom:16px;
  }
  .hero-panel-head h3{margin:0;font-size:15px;font-weight:700;color:#fff}
  .score-row{
    display:flex;align-items:center;justify-content:space-between;
    padding:14px 16px;border-radius:var(--radius-md);
    background:rgba(255,255,255,.045);border:1px solid var(--border);
    margin-bottom:10px;transition:border-color .25s ease,background .25s ease;
  }
  .score-row:hover{border-color:var(--border-hover);background:rgba(229,9,47,.08)}
  .score-team{font-size:14px;color:var(--text);font-weight:600}
  .score-num{font-size:20px;font-weight:800;color:#fff;letter-spacing:.04em}
  .score-num i{font-style:normal;color:var(--text-3);margin:0 4px}
  .quick-list{list-style:none;margin:6px 0 0;padding:0}
  .quick-list li a{
    display:flex;align-items:center;justify-content:space-between;
    padding:11px 14px;border-radius:12px;font-size:14px;color:var(--text-2);
    border:1px solid transparent;transition:all .22s ease;
  }
  .quick-list li a:hover{color:#fff;background:rgba(33,212,253,.09);border-color:rgba(33,212,253,.3)}
  .quick-list li a i{color:var(--accent);font-size:12px}

  /* ---------- 横滑片库 ---------- */
  .reel{
    display:flex;gap:16px;overflow-x:auto;padding:6px 4px 18px;
    scroll-snap-type:x mandatory;scrollbar-width:thin;
  }
  .reel::-webkit-scrollbar{height:6px}
  .reel::-webkit-scrollbar-track{background:rgba(255,255,255,.04);border-radius:99px}
  .reel::-webkit-scrollbar-thumb{background:rgba(255,255,255,.14);border-radius:99px}
  .reel::-webkit-scrollbar-thumb:hover{background:rgba(229,9,47,.5)}
  .reel-card{
    position:relative;flex:0 0 280px;height:170px;border-radius:var(--radius-md);
    overflow:hidden;scroll-snap-align:start;border:1px solid var(--border);
    transition:transform .3s ease,border-color .3s ease,box-shadow .3s ease;
  }
  .reel-card img{width:100%;height:100%;object-fit:cover;transition:transform .35s ease}
  .reel-card:hover{transform:translateY(-6px);border-color:var(--border-hover);box-shadow:0 0 26px rgba(229,9,47,.32)}
  .reel-card:hover img{transform:scale(1.05)}
  .reel-card:focus-visible{outline:2px solid var(--accent);outline-offset:3px}
  .reel-shade{
    position:absolute;inset:0;
    background:linear-gradient(180deg,rgba(7,11,20,.05) 25%,rgba(7,11,20,.55) 62%,rgba(7,11,20,.94) 100%);
  }
  .reel-badge{position:absolute;top:12px;left:12px;z-index:2}
  .reel-title{
    position:absolute;left:14px;right:14px;bottom:12px;z-index:2;
    font-size:15px;font-weight:700;color:#fff;line-height:1.4;
  }
  .reel-note{position:absolute;left:14px;bottom:36px;z-index:2;font-size:12px;color:var(--text-2)}

  /* ---------- 热播推荐非对称网格 ---------- */
  .mosaic{
    display:grid;grid-template-columns:repeat(4,1fr);
    grid-auto-rows:176px;gap:16px;
  }
  .tile{
    position:relative;border-radius:var(--radius-lg);overflow:hidden;
    border:1px solid var(--border);display:block;
    transition:transform .3s ease,border-color .3s ease,box-shadow .3s ease;
  }
  .tile img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease}
  .tile:hover{transform:translateY(-4px);border-color:var(--border-hover);box-shadow:0 0 28px rgba(229,9,47,.3)}
  .tile:hover img{transform:scale(1.05)}
  .tile:focus-visible{outline:2px solid var(--accent);outline-offset:3px}
  .tile-shade{
    position:absolute;inset:0;
    background:linear-gradient(180deg,rgba(7,11,20,.1) 20%,rgba(7,11,20,.62) 58%,rgba(7,11,20,.96) 100%);
  }
  .tile-body{position:absolute;left:18px;right:18px;bottom:16px;z-index:2}
  .tile-body h3{margin:8px 0 6px;font-size:17px;font-weight:700;color:#fff;line-height:1.4}
  .tile-body p{margin:0;font-size:13px;color:var(--text-2);line-height:1.6}
  .tile-large{grid-column:span 2;grid-row:span 2}
  .tile-large .tile-body h3{font-size:23px}
  .tile-large .tile-body p{font-size:14px}
  .tile-mid{grid-column:span 2;grid-row:span 1}
  .tile-small{grid-column:span 1;grid-row:span 1}
  .tile-small .tile-body{left:14px;right:14px;bottom:12px}
  .tile-small .tile-body h3{font-size:14px;margin:6px 0 0}
  .tile-small .tile-body p{display:none}
  .mosaic .tile-small:first-of-type{grid-column:span 2}
  .tile-top{left:14px;right:14px;top:14px;position:absolute;z-index:2;display:flex;justify-content:space-between;align-items:flex-start}

  /* ---------- 片单 / 专题合集 ---------- */
  .collection-wrap{
    display:grid;grid-template-columns:300px 1fr;gap:44px;align-items:start;
  }
  .collection-intro h2{font-size:clamp(24px,2.6vw,30px);font-weight:800;margin:0 0 14px;line-height:1.35}
  .collection-intro p{color:var(--text-2);font-size:15px;margin:0 0 20px}
  .collection-line{
    width:56px;height:3px;border-radius:3px;margin-bottom:20px;
    background:linear-gradient(90deg,var(--primary),var(--accent));
  }
  .collection-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}
  .c-card{
    display:flex;gap:16px;padding:16px;border-radius:var(--radius-md);
    background:var(--panel);border:1px solid var(--border);
    backdrop-filter:blur(14px);
    transition:border-color .28s ease,transform .28s ease,box-shadow .28s ease;
  }
  .c-card:hover{border-color:rgba(33,212,253,.45);transform:translateY(-3px);box-shadow:0 12px 28px rgba(0,0,0,.4)}
  .c-card:focus-visible{outline:2px solid var(--accent);outline-offset:3px}
  .c-thumb{
    width:104px;height:76px;flex-shrink:0;border-radius:12px;overflow:hidden;
  }
  .c-thumb img{width:100%;height:100%;object-fit:cover}
  .c-body h3{margin:0 0 6px;font-size:15px;font-weight:700;color:#fff;line-height:1.4}
  .c-body p{margin:0 0 10px;font-size:13px;color:var(--text-2);line-height:1.6;
    display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
  .c-meta{display:flex;align-items:center;gap:8px;font-size:12px;color:var(--text-3)}

  /* ---------- 数据 / 证据条 ---------- */
  .proof{
    display:grid;grid-template-columns:repeat(4,1fr);gap:18px;
    padding:34px;border-radius:var(--radius-lg);
    background:linear-gradient(140deg,rgba(17,28,46,.85),rgba(11,18,32,.7));
    border:1px solid var(--border);
  }
  .proof-item{text-align:center;position:relative}
  .proof-item:not(:last-child)::after{
    content:"";position:absolute;right:-9px;top:14%;height:72%;width:1px;
    background:linear-gradient(180deg,transparent,rgba(255,255,255,.12),transparent);
  }
  .proof-item b{display:block;font-size:clamp(22px,2.4vw,30px);font-weight:800;color:#fff;line-height:1.2}
  .proof-item b i{font-style:normal;color:var(--accent);font-size:16px}
  .proof-item span{font-size:13px;color:var(--text-3);display:block;margin-top:6px}

  /* ---------- 最新信息 CMS 列表 ---------- */
  .news-grid{
    display:grid;grid-template-columns:repeat(auto-fill,minmax(310px,1fr));gap:18px;
  }
  .news-card{
    border-radius:var(--radius-md);
    background:var(--panel);border:1px solid var(--border);
    backdrop-filter:blur(14px);
    transition:border-color .28s ease,transform .28s ease,box-shadow .28s ease;
    overflow:hidden;
  }
  .news-card:hover{border-color:var(--border-hover);transform:translateY(-4px);box-shadow:0 14px 32px rgba(0,0,0,.45)}
  .news-link{display:block;padding:22px;height:100%}
  .news-link:focus-visible{outline:2px solid var(--accent);outline-offset:-4px;border-radius:var(--radius-md)}
  .news-meta{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-bottom:12px}
  .news-meta time{font-size:12px;color:var(--text-3)}
  .news-title{
    margin:0 0 10px;font-size:17px;font-weight:700;color:#fff;line-height:1.5;
    display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
  }
  .news-desc{
    margin:0 0 16px;font-size:14px;color:var(--text-2);line-height:1.7;
    display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;
  }
  .news-more{font-size:13px;color:var(--accent);display:inline-flex;align-items:center;gap:6px}
  .empty-state{
    padding:60px 24px;text-align:center;border-radius:var(--radius-lg);
    border:1px dashed rgba(255,255,255,.14);background:rgba(255,255,255,.02);
    color:var(--text-2);font-size:15px;
  }
  .empty-state i{display:block;font-size:26px;color:var(--text-3);margin-bottom:12px}

  /* ---------- 追剧 / CTA 条 ---------- */
  .cta-bar{
    position:relative;overflow:hidden;border-radius:var(--radius-lg);
    border:1px solid rgba(229,9,47,.3);
    background:
      linear-gradient(120deg,rgba(229,9,47,.14),rgba(33,212,253,.08) 65%,rgba(17,28,46,.6)),
      rgba(11,18,32,.9);
    padding:38px 40px;
    display:flex;align-items:center;justify-content:space-between;gap:28px;flex-wrap:wrap;
  }
  .cta-bar::before{
    content:"";position:absolute;inset:0;
    background-image:repeating-linear-gradient(115deg,rgba(255,255,255,.045) 0 2px,transparent 2px 26px);
    pointer-events:none;
  }
  .cta-bar h2{margin:0 0 8px;font-size:clamp(20px,2.2vw,26px);font-weight:800;position:relative;z-index:2}
  .cta-bar p{margin:0;color:var(--text-2);font-size:14px;position:relative;z-index:2}
  .cta-bar .btn{position:relative;z-index:2}

  /* ---------- FAQ ---------- */
  .faq-list{display:flex;flex-direction:column;gap:12px;max-width:900px}
  .faq-item{
    border-radius:var(--radius-md);border:1px solid var(--border);
    background:var(--panel);backdrop-filter:blur(14px);overflow:hidden;
    transition:border-color .25s ease;
  }
  .faq-item.is-open{border-color:rgba(229,9,47,.5)}
  .faq-q{
    width:100%;min-height:56px;display:flex;align-items:center;justify-content:space-between;gap:18px;
    padding:16px 22px;background:transparent;border:0;cursor:pointer;text-align:left;
    color:var(--text);font-size:16px;font-weight:600;line-height:1.5;
    transition:color .2s ease;
  }
  .faq-q:hover{color:#fff}
  .faq-q:focus-visible{outline:2px solid var(--accent);outline-offset:-2px}
  .faq-q i{color:var(--text-3);font-size:13px;transition:transform .28s ease,color .28s ease;flex-shrink:0}
  .faq-item.is-open .faq-q i{transform:rotate(45deg);color:var(--primary)}
  .faq-a{
    max-height:0;overflow:hidden;transition:max-height .35s ease;
    border-left:3px solid transparent;
  }
  .faq-item.is-open .faq-a{border-left-color:var(--primary)}
  .faq-a-inner{padding:0 22px 20px 22px;color:var(--text-2);font-size:14.5px;line-height:1.85}

  /* ---------- 页脚 ---------- */
  .site-footer{
    margin-top:20px;border-top:1px solid var(--border);
    background:linear-gradient(180deg,rgba(11,18,32,.6),rgba(7,11,20,1));
    padding:64px 0 26px;
  }
  .footer-grid{
    display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:40px;
  }
  .footer-brand p{color:var(--text-2);font-size:14px;margin:14px 0 0;line-height:1.8}
  .footer-title{font-size:14px;font-weight:700;color:#fff;margin:0 0 16px;letter-spacing:.03em}
  .footer-links{list-style:none;margin:0;padding:0}
  .footer-links li{margin-bottom:10px}
  .footer-links a{color:var(--text-2);font-size:14px;transition:color .2s ease,padding-left .2s ease}
  .footer-links a:hover{color:var(--accent);padding-left:4px}
  .footer-links a:focus-visible{outline:2px solid var(--accent);outline-offset:3px;border-radius:4px}
  .footer-tags{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:18px}
  .footer-tags a{
    font-size:12px;color:var(--text-2);padding:5px 12px;border-radius:var(--radius-pill);
    border:1px solid var(--border);background:rgba(255,255,255,.03);
    transition:all .22s ease;
  }
  .footer-tags a:hover{color:#fff;border-color:rgba(33,212,253,.45);background:rgba(33,212,253,.1)}
  .sub-form{display:flex;gap:8px;margin-top:6px}
  .sub-form input{
    flex:1;min-width:0;padding:11px 14px;border-radius:12px;
    background:rgba(255,255,255,.06);border:1px solid var(--border);
    color:var(--text);font-size:14px;outline:none;
    transition:border-color .22s ease,background .22s ease;
  }
  .sub-form input::placeholder{color:var(--text-3)}
  .sub-form input:focus{border-color:rgba(33,212,253,.5);background:rgba(33,212,253,.07)}
  .sub-form input.is-error{border-color:var(--primary)}
  .form-hint{font-size:12px;color:var(--text-3);margin-top:8px;min-height:18px}
  .form-hint.is-error{color:#FF6B84}
  .form-hint.is-ok{color:var(--ok)}
  .footer-bottom{
    margin-top:44px;padding-top:22px;border-top:1px solid var(--border);
    display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
    font-size:13px;color:var(--text-3);
  }
  .footer-bottom a{color:var(--text-2)}
  .footer-bottom a:hover{color:var(--accent)}

  /* ---------- 响应式 ---------- */
  @media (max-width:1023px){
    .nav-chips{display:none}
    .menu-toggle{display:inline-flex}
    .search-box{display:none}
    .hero-inner{grid-template-columns:1fr;gap:38px}
    .hero{min-height:auto;padding:76px 0 64px}
    .collection-wrap{grid-template-columns:1fr;gap:26px}
    .proof{grid-template-columns:repeat(2,1fr);gap:26px}
    .proof-item:nth-child(2)::after{display:none}
    .footer-grid{grid-template-columns:repeat(2,1fr);gap:32px}
    .section{padding:64px 0}
  }
  @media (max-width:767px){
    .container{padding:0 18px}
    .header-inner{height:62px;gap:12px}
    .mosaic{grid-template-columns:repeat(2,1fr);grid-auto-rows:150px;gap:12px}
    .tile-large{grid-column:span 2;grid-row:span 2}
    .tile-mid{grid-column:span 2;grid-row:span 1}
    .tile-small{grid-column:span 1;grid-row:span 1}
    .mosaic .tile-small:first-of-type{grid-column:span 2}
    .collection-grid{grid-template-columns:1fr}
    .cta-bar{padding:26px 22px}
    .reel-card{flex:0 0 232px;height:146px}
    .section{padding:52px 0}
    .faq-q{font-size:15px;padding:14px 18px}
    .faq-a-inner{padding:0 18px 18px 18px}
  }
  @media (max-width:520px){
    body{font-size:15px}
    .brand-text{font-size:15px}
    .brand-mark{width:34px;height:34px;font-size:16px;border-radius:10px}
    .hero{padding:56px 0 52px}
    .hero-stats{gap:22px;margin-top:30px}
    .hero-stat b{font-size:21px}
    .proof{grid-template-columns:1fr;padding:24px;gap:20px}
    .proof-item::after{display:none}
    .footer-grid{grid-template-columns:1fr}
    .footer-bottom{flex-direction:column;align-items:flex-start}
    .news-grid{grid-template-columns:1fr}
    .c-card{flex-direction:column}
    .c-thumb{width:100%;height:132px}
  }

/* roulang page: article */
:root{
  --bg-0:#070B14;
  --bg-1:#0B1220;
  --bg-2:#111C2E;
  --panel:rgba(17,28,46,.62);
  --primary:#E5092F;
  --primary-hover:#FF2A4D;
  --primary-deep:#B00724;
  --primary-glow:rgba(229,9,47,.38);
  --accent:#21D4FD;
  --accent-soft:rgba(33,212,253,.16);
  --text-1:#F5F7FA;
  --text-2:#A8B3C7;
  --text-3:#6B7A90;
  --border:rgba(255,255,255,.08);
  --border-red:rgba(229,9,47,.55);
  --border-cyan:rgba(33,212,253,.45);
  --success:#30D158;
  --error:#FF453A;
  --r-sm:10px;
  --r-md:16px;
  --r-lg:20px;
  --r-xl:24px;
  --shadow-card:0 10px 30px rgba(0,0,0,.35);
  --shadow-soft:0 6px 20px rgba(0,0,0,.28);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  background-color:var(--bg-0);
  background-image:
    radial-gradient(1100px 560px at 10% -10%, rgba(229,9,47,.16), transparent 62%),
    radial-gradient(900px 520px at 94% 2%, rgba(33,212,253,.11), transparent 60%);
  background-attachment:fixed;
  color:var(--text-1);
  font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  font-size:16px;
  line-height:1.75;
  overflow-x:hidden;
}
img{max-width:100%;display:block;border:0}
a{color:var(--text-2);text-decoration:none;transition:color .22s ease,border-color .22s ease,background-color .22s ease,transform .22s ease,box-shadow .22s ease}
a:hover{color:var(--accent)}
ul,ol{margin:0}
button,input{font:inherit;color:inherit}
h1,h2,h3,h4,p{margin:0}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px;border-radius:6px}
::selection{background:rgba(229,9,47,.4);color:#fff}

::-webkit-scrollbar{height:8px;width:10px}
::-webkit-scrollbar-track{background:rgba(255,255,255,.03)}
::-webkit-scrollbar-thumb{background:rgba(229,9,47,.45);border-radius:999px}
::-webkit-scrollbar-thumb:hover{background:rgba(229,9,47,.72)}

.container{width:100%;max-width:1240px;margin-inline:auto;padding-inline:24px}

/* ============ 顶部阅读进度 ============ */
.read-progress{position:fixed;top:0;left:0;height:2px;width:0;z-index:90;
  background:linear-gradient(90deg,var(--primary),var(--accent));transition:width .12s linear}

/* ============ 导航 ============ */
.site-header{
  position:sticky;top:0;z-index:70;
  background:rgba(7,11,20,.66);
  backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);
  border-bottom:1px solid var(--border);
  transition:background .3s ease,box-shadow .3s ease;
}
.site-header.is-scrolled{background:rgba(7,11,20,.94);box-shadow:0 10px 34px rgba(0,0,0,.5)}
.header-inner{display:flex;align-items:center;gap:20px;min-height:72px}
.brand{display:inline-flex;align-items:center;gap:11px;flex-shrink:0}
.brand-mark{
  width:38px;height:38px;border-radius:12px;display:grid;place-items:center;
  font-weight:800;font-size:18px;color:#fff;letter-spacing:.5px;
  background:linear-gradient(140deg,var(--primary-hover),var(--primary-deep));
  box-shadow:0 0 18px var(--primary-glow);
}
.brand-text{font-size:17px;font-weight:800;color:#fff;letter-spacing:.2px;white-space:nowrap}
.brand:hover .brand-text{color:#fff}
.brand:hover .brand-mark{transform:translateY(-1px)}

.nav-chips{display:flex;align-items:center;gap:6px;flex:1;justify-content:center;overflow-x:auto;scrollbar-width:none}
.nav-chips::-webkit-scrollbar{display:none}
.chip{
  display:inline-flex;align-items:center;white-space:nowrap;
  padding:8px 14px;border-radius:999px;font-size:14px;font-weight:500;
  color:var(--text-2);border:1px solid var(--border);background:rgba(255,255,255,.03);
  transition:all .22s ease;
}
.chip:hover{color:#fff;border-color:var(--border-cyan);background:var(--accent-soft);transform:translateY(-1px)}
.chip.is-active{
  color:#fff;border-color:transparent;
  background:linear-gradient(180deg,var(--primary-hover),var(--primary-deep));
  box-shadow:0 0 18px var(--primary-glow);
}
.header-actions{display:flex;align-items:center;gap:10px;flex-shrink:0}
.icon-btn{
  width:38px;height:38px;border-radius:12px;display:grid;place-items:center;
  border:1px solid var(--border);background:rgba(255,255,255,.04);color:var(--text-2);
}
.icon-btn:hover{color:#fff;border-color:var(--border-cyan);background:var(--accent-soft)}
.menu-btn{
  display:none;width:40px;height:40px;border-radius:12px;cursor:pointer;
  border:1px solid var(--border);background:rgba(255,255,255,.04);color:#fff;
  align-items:center;justify-content:center;transition:all .2s ease;
}
.menu-btn:hover{border-color:var(--border-cyan);background:var(--accent-soft)}
.mobile-panel{display:none;border-top:1px solid var(--border);background:rgba(7,11,20,.98);
  backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px)}
.mobile-panel.is-open{display:block}
.mobile-panel .container{display:grid;gap:8px;padding-block:14px}
.mobile-panel a{padding:12px 15px;border-radius:12px;border:1px solid var(--border);
  background:rgba(255,255,255,.03);font-size:15px}
.mobile-panel a:hover{border-color:var(--border-cyan);background:var(--accent-soft);color:#fff}
.mobile-panel a.is-active{background:linear-gradient(180deg,var(--primary),var(--primary-deep));
  color:#fff;border-color:transparent;box-shadow:0 0 18px var(--primary-glow)}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:12px 22px;border-radius:12px;font-size:15px;font-weight:600;
  border:1px solid transparent;cursor:pointer;white-space:nowrap;
  transition:all .22s ease;
}
.btn-primary{
  background:linear-gradient(180deg,var(--primary-hover),var(--primary));
  color:#fff;box-shadow:0 0 22px var(--primary-glow);
}
.btn-primary:hover{color:#fff;transform:translateY(-1px);box-shadow:0 0 32px rgba(229,9,47,.6)}
.btn-primary:active{transform:translateY(0) scale(.985);box-shadow:0 0 16px var(--primary-glow)}
.btn-ghost{background:rgba(255,255,255,.04);border-color:var(--border);color:var(--text-1)}
.btn-ghost:hover{color:#fff;border-color:var(--border-cyan);background:var(--accent-soft);transform:translateY(-1px)}
.btn-ghost:active{transform:translateY(0)}
.btn-sm{padding:9px 16px;font-size:14px;border-radius:10px}
.link-more{display:inline-flex;align-items:center;gap:6px;color:var(--accent);font-size:14px;font-weight:600}
.link-more:hover{color:#fff;text-decoration:underline;text-underline-offset:4px}

/* ============ 文章头部 ============ */
.article-hero{
  position:relative;overflow:hidden;padding:26px 0 40px;
  border-bottom:1px solid var(--border);
  background-image:linear-gradient(180deg,rgba(7,11,20,.86),rgba(7,11,20,.96)),
    url('/assets/images/backpic/back-2.png');
  background-size:cover;background-position:center;
}
.article-hero::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:1px;
  background:linear-gradient(90deg,transparent,rgba(229,9,47,.7),rgba(33,212,253,.5),transparent);
}
.article-hero .container{position:relative;z-index:2}

.breadcrumb{display:flex;align-items:center;gap:8px;flex-wrap:wrap;font-size:13px;color:var(--text-3);margin-bottom:22px}
.breadcrumb a{color:var(--text-2)}
.breadcrumb a:hover{color:var(--accent)}
.breadcrumb .sep{color:rgba(255,255,255,.22)}
.breadcrumb .current{color:var(--text-3);max-width:420px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}

.hero-tag{
  display:inline-flex;align-items:center;gap:8px;margin-bottom:16px;
  padding:6px 14px;border-radius:999px;font-size:13px;font-weight:600;
  color:#FFD3DC;background:rgba(229,9,47,.14);border:1px solid rgba(229,9,47,.34);
}
.hero-tag .dot{width:7px;height:7px;border-radius:50%;background:var(--primary);
  box-shadow:0 0 10px var(--primary);animation:pulse 1.8s infinite ease-in-out}
@keyframes pulse{0%,100%{opacity:1;transform:scale(1)}50%{opacity:.45;transform:scale(.82)}}

.article-title{
  font-size:clamp(28px,3.4vw,44px);line-height:1.32;font-weight:800;
  color:#fff;letter-spacing:-.2px;max-width:900px;
}
.article-meta{display:flex;align-items:center;gap:10px;flex-wrap:wrap;margin-top:22px}
.meta-item{
  display:inline-flex;align-items:center;gap:6px;font-size:13px;color:var(--text-2);
  padding:6px 13px;border-radius:999px;border:1px solid var(--border);background:rgba(255,255,255,.035);
}
.meta-item.is-cat{color:#BFF1FF;background:var(--accent-soft);border-color:rgba(33,212,253,.32)}
.meta-item.is-cat:hover{color:#fff;border-color:var(--border-cyan)}
.meta-item svg{opacity:.75}

/* ============ 正文区 ============ */
.article-main{padding:56px 0 0}
.article-shell{max-width:840px;margin-inline:auto}

.article-lead{
  padding:18px 22px;border-radius:var(--r-md);margin-bottom:32px;
  background:var(--panel);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);
  border:1px solid var(--border);border-left:3px solid var(--primary);
  color:var(--text-2);font-size:15px;line-height:1.85;
}

.article-body{font-size:17px;line-height:1.9;color:#DDE4EE;word-break:break-word}
.article-body p{margin:0 0 1.2em}
.article-body h2{
  position:relative;font-size:clamp(21px,2.2vw,27px);font-weight:800;color:#fff;
  line-height:1.45;margin:1.9em 0 .8em;padding-left:15px;
}
.article-body h2::before{
  content:"";position:absolute;left:0;top:.22em;bottom:.22em;width:4px;border-radius:4px;
  background:linear-gradient(180deg,var(--primary),rgba(229,9,47,.15));
}
.article-body h3{font-size:20px;font-weight:700;color:#fff;line-height:1.5;margin:1.55em 0 .7em}
.article-body h4{font-size:17px;font-weight:700;color:#EAF0F8;margin:1.3em 0 .6em}
.article-body ul,.article-body ol{padding-left:1.35em;margin:0 0 1.25em}
.article-body li{margin-bottom:.5em}
.article-body li::marker{color:var(--primary)}
.article-body strong{color:#fff;font-weight:700}
.article-body a{color:var(--accent);text-decoration:underline;text-underline-offset:3px}
.article-body a:hover{color:#fff}
.article-body blockquote{
  margin:1.5em 0;padding:16px 20px;border-radius:0 12px 12px 0;
  border-left:3px solid var(--accent);background:rgba(33,212,253,.07);
  color:var(--text-2);font-size:16px;
}
.article-body blockquote p:last-child{margin-bottom:0}
.article-body img{border-radius:16px;margin:1.5em auto;box-shadow:var(--shadow-card)}
.article-body figure{margin:1.6em 0}
.article-body figcaption{font-size:13px;color:var(--text-3);text-align:center;margin-top:10px;line-height:1.7}
.article-body hr{border:0;height:1px;margin:2.2em 0;
  background:linear-gradient(90deg,transparent,rgba(255,255,255,.16),transparent)}
.article-body code{
  background:rgba(33,212,253,.13);color:#8FE8FF;padding:2px 7px;border-radius:6px;
  font-size:.9em;font-family:"SFMono-Regular",Consolas,"Liberation Mono",monospace;
}
.article-body pre{
  margin:1.5em 0;padding:16px 18px;border-radius:12px;overflow-x:auto;
  background:rgba(11,18,32,.9);border:1px solid var(--border);border-left:3px solid var(--primary);
  font-size:14px;line-height:1.72;color:#B9C7DC;
  font-family:"SFMono-Regular",Consolas,"Liberation Mono",monospace;
}
.article-body pre code{background:none;color:inherit;padding:0}
.article-body table{width:100%;border-collapse:collapse;margin:1.5em 0;font-size:15px;
  border-radius:12px;overflow:hidden}
.article-body th,.article-body td{border:1px solid var(--border);padding:11px 14px;text-align:left}
.article-body th{background:rgba(255,255,255,.045);color:#fff;font-weight:700}
.article-body tr:hover td{background:rgba(255,255,255,.025)}

.article-foot{
  margin-top:44px;padding-top:24px;border-top:1px solid var(--border);
  display:flex;align-items:center;gap:12px;flex-wrap:wrap;
}
.article-foot .label{font-size:13px;color:var(--text-3);margin-right:2px}

.empty-state{
  padding:56px 28px;text-align:center;border-radius:var(--r-lg);
  background:var(--panel);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);
  border:1px solid var(--border);
}
.empty-state .empty-mark{
  width:56px;height:56px;margin:0 auto 18px;border-radius:16px;display:grid;place-items:center;
  background:rgba(229,9,47,.12);border:1px solid rgba(229,9,47,.32);color:#FF8FA3;font-size:24px;
}
.empty-state h2{font-size:21px;color:#fff;font-weight:800;margin-bottom:10px}
.empty-state p{color:var(--text-2);font-size:15px;margin-bottom:22px}
.empty-state .empty-actions{display:flex;gap:12px;justify-content:center;flex-wrap:wrap}

/* ============ 相关推荐 ============ */
.section{padding:72px 0 0}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:26px;flex-wrap:wrap}
.section-title{font-size:clamp(21px,2.1vw,27px);font-weight:800;color:#fff;line-height:1.4}
.section-title span{color:var(--primary)}
.section-sub{font-size:14px;color:var(--text-3);margin-top:8px}

.rel-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.rel-card{
  display:flex;flex-direction:column;overflow:hidden;border-radius:var(--r-lg);
  border:1px solid var(--border);background:var(--panel);
  backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);
  box-shadow:var(--shadow-soft);transition:transform .3s ease,border-color .3s ease,box-shadow .3s ease;
}
.rel-card:hover{transform:translateY(-5px);border-color:var(--border-red);box-shadow:var(--shadow-card)}
.rel-thumb{position:relative;display:block;aspect-ratio:16/9;overflow:hidden;background:var(--bg-2)}
.rel-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .45s ease}
.rel-card:hover .rel-thumb img{transform:scale(1.05)}
.rel-thumb::after{content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(7,11,20,0) 42%,rgba(7,11,20,.82) 100%)}
.badge{
  position:absolute;top:12px;left:12px;z-index:2;
  padding:5px 11px;border-radius:999px;font-size:12px;font-weight:600;
  color:#FFD3DC;background:rgba(229,9,47,.22);border:1px solid rgba(229,9,47,.42);
  backdrop-filter:blur(8px);
}
.rel-body{padding:18px 18px 20px;display:flex;flex-direction:column;gap:10px;flex:1}
.rel-body h3{font-size:16px;font-weight:700;line-height:1.55;color:#fff}
.rel-body h3 a{color:#fff}
.rel-body h3 a:hover{color:var(--accent)}
.rel-body p{font-size:14px;color:var(--text-2);line-height:1.75;margin:0;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.rel-body .rel-more{margin-top:auto;font-size:13px;color:var(--text-3)}
.rel-body .rel-more a{color:var(--accent);font-weight:600}
.rel-body .rel-more a:hover{color:#fff;text-decoration:underline;text-underline-offset:3px}

/* ============ CTA 条 ============ */
.cta-bar{
  position:relative;overflow:hidden;margin-top:76px;border-radius:var(--r-xl);
  border:1px solid var(--border);background:var(--panel);
  backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px);
  padding:32px 34px;display:flex;align-items:center;justify-content:space-between;
  gap:24px;flex-wrap:wrap;box-shadow:var(--shadow-card);
}
.cta-bar::before{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:
    repeating-linear-gradient(115deg,rgba(255,255,255,.028) 0 2px,transparent 2px 18px),
    radial-gradient(520px 200px at 88% -30%,rgba(229,9,47,.22),transparent 70%),
    radial-gradient(420px 200px at 4% 130%,rgba(33,212,253,.14),transparent 70%);
}
.cta-bar > *{position:relative;z-index:2}
.cta-bar h2{font-size:clamp(19px,2vw,24px);font-weight:800;color:#fff;line-height:1.45}
.cta-bar p{font-size:14px;color:var(--text-2);margin-top:8px;max-width:560px}
.cta-actions{display:flex;gap:12px;flex-wrap:wrap}

/* ============ 页脚 ============ */
.site-footer{
  margin-top:92px;padding:62px 0 26px;border-top:1px solid var(--border);
  background:linear-gradient(180deg,rgba(11,18,32,.62),rgba(7,11,20,.97));
}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1.2fr 1.2fr;gap:40px}
.footer-brand .brand{margin-bottom:16px}
.footer-brand p{font-size:14px;color:var(--text-2);line-height:1.85;max-width:360px;margin:0}
.footer-title{font-size:15px;font-weight:700;color:#fff;margin:0 0 16px;letter-spacing:.2px}
.footer-links{list-style:none;padding:0;margin:0;display:grid;gap:10px}
.footer-links a{font-size:14px;color:var(--text-2)}
.footer-links a:hover{color:var(--accent);padding-left:3px}
.footer-tags{display:flex;flex-wrap:wrap;gap:8px}
.footer-tags a{
  font-size:13px;padding:6px 12px;border-radius:999px;
  border:1px solid var(--border);background:rgba(255,255,255,.03);color:var(--text-2);
}
.footer-tags a:hover{color:#fff;border-color:var(--border-cyan);background:var(--accent-soft)}
.sub-form{display:flex;gap:8px}
.sub-form input{
  flex:1;min-width:0;padding:11px 14px;border-radius:12px;font-size:14px;color:#fff;
  background:rgba(255,255,255,.06);border:1px solid var(--border);transition:all .2s ease;
}
.sub-form input::placeholder{color:var(--text-3)}
.sub-form input:focus{outline:none;border-color:var(--border-cyan);box-shadow:0 0 0 3px rgba(33,212,253,.16)}
.form-hint{font-size:13px;color:var(--text-3);margin:10px 0 0;line-height:1.7}
.form-hint.is-error{color:var(--error)}
.form-hint.is-ok{color:var(--success)}
.footer-bottom{
  margin-top:44px;padding-top:22px;border-top:1px solid var(--border);
  display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;
  font-size:13px;color:var(--text-3);line-height:1.8;
}

/* ============ 响应式 ============ */
@media (max-width:1279px){
  .nav-chips{justify-content:flex-start}
}
@media (max-width:1023px){
  .nav-chips{display:none}
  .menu-btn{display:inline-flex}
  .header-actions .btn{display:none}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
  .rel-grid{grid-template-columns:repeat(2,1fr)}
  .article-main{padding-top:44px}
  .section{padding-top:56px}
}
@media (max-width:767px){
  .container{padding-inline:18px}
  .header-inner{min-height:62px;gap:12px}
  .brand-text{font-size:15px}
  .brand-mark{width:34px;height:34px;font-size:16px;border-radius:10px}
  .article-hero{padding:18px 0 32px}
  .article-body{font-size:16px;line-height:1.85}
  .article-body h2{font-size:21px}
  .article-body h3{font-size:18px}
  .cta-bar{padding:24px 20px;border-radius:18px}
  .cta-actions{width:100%}
  .cta-actions .btn{flex:1}
  .footer-grid{grid-template-columns:1fr;gap:30px}
  .rel-grid{grid-template-columns:1fr}
  .footer-bottom{flex-direction:column}
}
@media (max-width:520px){
  .article-title{font-size:26px}
  .breadcrumb .current{max-width:180px}
  .meta-item{font-size:12px;padding:5px 11px}
  .sub-form{flex-direction:column}
  .sub-form .btn{width:100%}
  .section-head{flex-direction:column;align-items:flex-start;gap:12px}
}
@media (prefers-reduced-motion:reduce){
  *{animation-duration:.001ms !important;transition-duration:.001ms !important}
}

/* roulang page: category1 */
:root{
  --bg-0:#070B14;
  --bg-1:#0B1220;
  --bg-2:#111C2E;
  --panel:rgba(17,28,46,0.62);
  --panel-strong:rgba(13,22,38,0.86);
  --primary:#E5092F;
  --primary-hover:#FF2A4D;
  --primary-glow:rgba(229,9,47,0.38);
  --accent:#21D4FD;
  --accent-soft:rgba(33,212,253,0.16);
  --text-1:#F5F7FA;
  --text-2:#A8B3C7;
  --text-3:#6B7A90;
  --border:rgba(255,255,255,0.08);
  --border-primary:rgba(229,9,47,0.55);
  --border-accent:rgba(33,212,253,0.45);
  --success:#30D158;
  --warning:#FFB800;
  --radius-xs:10px;
  --radius-sm:12px;
  --radius:16px;
  --radius-lg:22px;
  --pill:999px;
  --shadow-card:0 10px 30px rgba(0,0,0,0.35);
  --shadow-glow:0 0 24px var(--primary-glow);
  --container:1240px;
}

*,*::before,*::after{box-sizing:border-box;}

html{scroll-behavior:smooth;}

body{
  margin:0;
  background:
    radial-gradient(1100px 620px at 82% -12%, rgba(229,9,47,0.16), transparent 62%),
    radial-gradient(900px 560px at 6% 4%, rgba(33,212,253,0.10), transparent 60%),
    var(--bg-0);
  color:var(--text-1);
  font-family:'PingFang SC','Microsoft YaHei','Noto Sans SC',system-ui,-apple-system,sans-serif;
  font-size:16px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}

img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;transition:color .22s ease,border-color .22s ease,opacity .22s ease;}
button{font-family:inherit;}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4{margin:0;font-weight:800;line-height:1.28;letter-spacing:-0.01em;}
p{margin:0;}

:focus-visible{
  outline:2px solid var(--accent);
  outline-offset:2px;
  border-radius:6px;
}

.container{
  width:100%;
  max-width:var(--container);
  margin:0 auto;
  padding:0 24px;
}

/* ---------- 通用按钮 ---------- */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  border:1px solid transparent;
  border-radius:var(--radius-sm);
  padding:12px 22px;
  font-size:15px;
  font-weight:700;
  cursor:pointer;
  transition:transform .2s ease,box-shadow .25s ease,background-color .25s ease,border-color .25s ease,color .25s ease;
  white-space:nowrap;
}
.btn-primary{
  background:linear-gradient(135deg,var(--primary),#B00622);
  color:#fff;
  box-shadow:0 8px 22px rgba(229,9,47,0.28);
}
.btn-primary:hover{
  background:linear-gradient(135deg,var(--primary-hover),#C40826);
  transform:translateY(-1px);
  box-shadow:var(--shadow-glow);
}
.btn-primary:active{transform:translateY(1px);box-shadow:none;}
.btn-ghost{
  background:rgba(255,255,255,0.04);
  border-color:var(--border);
  color:var(--text-1);
  backdrop-filter:blur(12px);
}
.btn-ghost:hover{
  border-color:var(--border-accent);
  color:#fff;
  transform:translateY(-1px);
}
.btn-ghost:active{transform:translateY(1px);}
.btn-sm{padding:9px 16px;font-size:14px;border-radius:var(--radius-xs);}
.btn:disabled,.btn[aria-disabled="true"]{opacity:.45;cursor:not-allowed;box-shadow:none;transform:none;}

.link-more{
  color:var(--text-2);
  font-size:14px;
  font-weight:600;
  display:inline-flex;
  align-items:center;
  gap:6px;
  border-bottom:1px solid transparent;
  padding-bottom:2px;
}
.link-more:hover{color:var(--accent);border-bottom-color:var(--accent);}
.link-more i{font-style:normal;transition:transform .22s ease;}
.link-more:hover i{transform:translateX(3px);}

/* ---------- 顶部导航 ---------- */
.site-header{
  position:sticky;
  top:0;
  z-index:90;
  background:rgba(7,11,20,0.62);
  backdrop-filter:blur(16px);
  border-bottom:1px solid rgba(255,255,255,0.05);
  transition:background-color .3s ease,border-color .3s ease,box-shadow .3s ease;
}
.site-header.is-scrolled{
  background:rgba(7,11,20,0.92);
  border-bottom-color:rgba(229,9,47,0.28);
  box-shadow:0 12px 34px rgba(0,0,0,0.45);
}
.header-inner{
  display:flex;
  align-items:center;
  gap:20px;
  min-height:72px;
}
.brand{
  display:inline-flex;
  align-items:center;
  gap:10px;
  flex:0 0 auto;
}
.brand-mark{
  width:36px;height:36px;
  display:grid;place-items:center;
  border-radius:11px;
  background:linear-gradient(140deg,var(--primary),#7E0419);
  color:#fff;
  font-weight:800;
  font-size:17px;
  letter-spacing:0;
  box-shadow:0 0 18px rgba(229,9,47,0.42);
}
.brand-text{
  font-size:17px;
  font-weight:800;
  color:var(--text-1);
  letter-spacing:-0.01em;
  white-space:nowrap;
}
.brand:hover .brand-text{color:#fff;}

.nav-chips{
  display:flex;
  align-items:center;
  gap:6px;
  flex:1 1 auto;
  justify-content:center;
  flex-wrap:nowrap;
}
.chip{
  position:relative;
  display:inline-flex;
  align-items:center;
  padding:8px 14px;
  border-radius:var(--pill);
  border:1px solid var(--border);
  background:rgba(255,255,255,0.03);
  color:var(--text-2);
  font-size:14px;
  font-weight:600;
  white-space:nowrap;
  transition:color .22s ease,border-color .22s ease,background-color .22s ease,box-shadow .22s ease;
}
.chip:hover{
  color:#fff;
  border-color:var(--border-accent);
  background:rgba(33,212,253,0.08);
}
.chip.is-active{
  color:#fff;
  border-color:transparent;
  background:linear-gradient(135deg,var(--primary),#B00622);
  box-shadow:0 0 18px var(--primary-glow);
}
.chip.is-active::after{
  content:"";
  position:absolute;
  left:50%;
  bottom:-11px;
  width:26px;height:2px;
  transform:translateX(-50%);
  background:var(--primary);
  box-shadow:0 0 10px var(--primary-glow);
  border-radius:2px;
}

.header-actions{
  display:flex;
  align-items:center;
  gap:10px;
  flex:0 0 auto;
}
.search-mini{
  display:flex;
  align-items:center;
  gap:6px;
  background:rgba(255,255,255,0.06);
  border:1px solid var(--border);
  border-radius:var(--pill);
  padding:6px 8px 6px 14px;
}
.search-mini input{
  width:118px;
  background:transparent;
  border:0;
  color:var(--text-1);
  font-size:13px;
  outline:none;
}
.search-mini input::placeholder{color:var(--text-3);}
.search-mini button{
  border:0;
  background:rgba(229,9,47,0.9);
  color:#fff;
  border-radius:var(--pill);
  padding:5px 12px;
  font-size:12px;
  font-weight:700;
  cursor:pointer;
  transition:background-color .22s ease;
}
.search-mini button:hover{background:var(--primary-hover);}

.menu-btn{
  display:none;
  width:40px;height:40px;
  border-radius:var(--radius-xs);
  border:1px solid var(--border);
  background:rgba(255,255,255,0.05);
  color:var(--text-1);
  font-size:18px;
  cursor:pointer;
  transition:border-color .22s ease,background-color .22s ease;
}
.menu-btn:hover{border-color:var(--border-accent);background:rgba(33,212,253,0.1);}

/* ---------- 分类 Hero ---------- */
.cat-hero{
  position:relative;
  min-height:308px;
  display:flex;
  align-items:center;
  overflow:hidden;
  border-bottom:1px solid var(--border);
}
.cat-hero-bg{
  position:absolute;
  inset:0;
  background-size:cover;
  background-position:center;
  filter:saturate(0.9);
}
.cat-hero::before{
  content:"";
  position:absolute;
  inset:0;
  background:linear-gradient(100deg,rgba(7,11,20,0.95) 0%,rgba(7,11,20,0.78) 46%,rgba(7,11,20,0.42) 100%);
}
.cat-hero::after{
  content:"";
  position:absolute;
  left:0;right:0;bottom:0;height:120px;
  background:linear-gradient(to top,var(--bg-0),transparent);
}
.cat-hero-inner{
  position:relative;
  z-index:2;
  padding:56px 24px 54px;
}
.breadcrumb{
  display:flex;
  align-items:center;
  gap:8px;
  font-size:13px;
  color:var(--text-3);
  margin-bottom:16px;
  flex-wrap:wrap;
}
.breadcrumb a{color:var(--text-2);}
.breadcrumb a:hover{color:var(--accent);}
.breadcrumb .sep{color:rgba(255,255,255,0.22);}
.breadcrumb .current{color:var(--text-3);}

.cat-label{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:5px 14px;
  border-radius:var(--pill);
  background:var(--accent-soft);
  border:1px solid rgba(33,212,253,0.32);
  color:var(--accent);
  font-size:12.5px;
  font-weight:700;
  letter-spacing:0.04em;
  margin-bottom:18px;
}
.cat-label::before{
  content:"";
  width:6px;height:6px;border-radius:50%;
  background:var(--success);
  box-shadow:0 0 8px var(--success);
  animation:pulse 2s ease-in-out infinite;
}
@keyframes pulse{
  0%,100%{opacity:1;transform:scale(1);}
  50%{opacity:.5;transform:scale(.82);}
}

.cat-hero h1{
  font-size:clamp(28px,3.6vw,46px);
  font-weight:800;
  color:#fff;
  max-width:880px;
  text-wrap:balance;
}
.cat-hero h1 em{
  font-style:normal;
  background:linear-gradient(100deg,var(--primary-hover),var(--accent));
  -webkit-background-clip:text;
  background-clip:text;
  color:transparent;
}
.cat-lead{
  margin-top:18px;
  max-width:760px;
  color:var(--text-2);
  font-size:15.5px;
  line-height:1.9;
}

.cat-stats{
  display:flex;
  flex-wrap:wrap;
  gap:12px;
  margin-top:26px;
}
.stat-card{
  min-width:132px;
  padding:12px 18px;
  border-radius:var(--radius);
  background:var(--panel);
  border:1px solid var(--border);
  backdrop-filter:blur(16px);
  box-shadow:inset 0 1px 0 rgba(255,255,255,0.04);
}
.stat-card strong{
  display:block;
  font-family:'DIN Alternate','Barlow Condensed',Impact,sans-serif;
  font-size:26px;
  line-height:1.1;
  color:#fff;
  letter-spacing:0.01em;
}
.stat-card strong.is-red{color:var(--primary-hover);}
.stat-card strong.is-cyan{color:var(--accent);}
.stat-card span{
  display:block;
  margin-top:4px;
  font-size:12.5px;
  color:var(--text-3);
}

/* ---------- 板块通用 ---------- */
.section{padding:72px 0;}
.section-tight{padding:52px 0;}
.section-head{
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  gap:20px;
  margin-bottom:32px;
  flex-wrap:wrap;
}
.section-head h2{
  font-size:clamp(22px,2.4vw,30px);
  color:#fff;
}
.section-head .sub{
  margin-top:8px;
  color:var(--text-2);
  font-size:14.5px;
  max-width:640px;
}
.eyebrow{
  display:inline-block;
  font-size:12.5px;
  font-weight:700;
  letter-spacing:0.08em;
  color:var(--accent);
  margin-bottom:10px;
}

/* ---------- 筛选 chip ---------- */
.filter-bar{
  display:flex;
  align-items:center;
  gap:10px;
  flex-wrap:wrap;
  padding:16px 18px;
  border-radius:var(--radius-lg);
  background:var(--panel);
  border:1px solid var(--border);
  backdrop-filter:blur(16px);
  box-shadow:inset 0 1px 0 rgba(255,255,255,0.04);
}
.filter-bar .filter-title{
  font-size:13px;
  color:var(--text-3);
  margin-right:4px;
}
.filter-chip{
  padding:7px 15px;
  border-radius:var(--pill);
  border:1px solid var(--border);
  background:rgba(255,255,255,0.03);
  color:var(--text-2);
  font-size:13.5px;
  font-weight:600;
  cursor:pointer;
  transition:all .22s ease;
}
.filter-chip:hover{
  color:#fff;
  border-color:var(--border-accent);
  background:rgba(33,212,253,0.09);
}
.filter-chip.is-on{
  background:rgba(229,9,47,0.16);
  border-color:var(--border-primary);
  color:#fff;
  box-shadow:0 0 16px rgba(229,9,47,0.22);
}

/* ---------- 入口速览卡 ---------- */
.entry-strip{
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:20px;
}
.entry-card{
  position:relative;
  border-radius:var(--radius-lg);
  overflow:hidden;
  border:1px solid var(--border);
  background:var(--bg-2);
  box-shadow:var(--shadow-card);
  transition:border-color .28s ease,transform .28s ease,box-shadow .28s ease;
}
.entry-card:hover{
  border-color:var(--border-primary);
  transform:translateY(-4px);
  box-shadow:0 18px 40px rgba(0,0,0,0.5),0 0 22px rgba(229,9,47,0.18);
}
.entry-card img{
  width:100%;
  aspect-ratio:16/9;
  object-fit:cover;
  transition:transform .35s ease;
}
.entry-card:hover img{transform:scale(1.04);}
.entry-card .entry-body{
  padding:16px 18px 18px;
  background:linear-gradient(to top,rgba(7,11,20,0.96),rgba(7,11,20,0.55));
}
.entry-card h3{
  font-size:17px;
  color:#fff;
  margin-bottom:8px;
}
.entry-card p{
  font-size:13.5px;
  color:var(--text-2);
  line-height:1.75;
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
}
.entry-card .entry-foot{
  margin-top:14px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:10px;
}

/* ---------- 徽章 ---------- */
.badge{
  display:inline-flex;
  align-items:center;
  gap:5px;
  padding:3px 10px;
  border-radius:var(--pill);
  font-size:12px;
  font-weight:700;
  line-height:1.6;
  border:1px solid transparent;
  white-space:nowrap;
}
.badge-live{
  background:rgba(229,9,47,0.16);
  border-color:rgba(229,9,47,0.42);
  color:#FF7189;
}
.badge-live::before{
  content:"";
  width:6px;height:6px;border-radius:50%;
  background:var(--primary-hover);
  box-shadow:0 0 8px var(--primary-glow);
}
.badge-accent{
  background:var(--accent-soft);
  border-color:rgba(33,212,253,0.34);
  color:var(--accent);
}
.badge-mute{
  background:rgba(255,255,255,0.05);
  border-color:var(--border);
  color:var(--text-2);
}
.badge-warn{
  background:rgba(255,184,0,0.14);
  border-color:rgba(255,184,0,0.32);
  color:var(--warning);
}

/* ---------- 时间线 ---------- */
.timeline{
  position:relative;
  display:flex;
  flex-direction:column;
  gap:16px;
}
.timeline::before{
  content:"";
  position:absolute;
  left:126px;
  top:14px;
  bottom:14px;
  width:1px;
  background:linear-gradient(to bottom,rgba(229,9,47,0.55),rgba(33,212,253,0.28),transparent);
}
.tl-item{
  display:grid;
  grid-template-columns:104px minmax(0,1fr);
  gap:36px;
  align-items:start;
  position:relative;
}
.tl-meta{
  text-align:right;
  padding-top:18px;
}
.tl-time{
  display:block;
  font-family:'DIN Alternate','Barlow Condensed',Impact,sans-serif;
  font-size:24px;
  font-weight:700;
  color:#fff;
  line-height:1.15;
  letter-spacing:0.01em;
}
.tl-date{
  display:block;
  margin-top:4px;
  font-size:12.5px;
  color:var(--text-3);
}
.tl-body{
  position:relative;
  padding:20px 22px;
  border-radius:var(--radius);
  background:var(--panel);
  border:1px solid var(--border);
  backdrop-filter:blur(16px);
  box-shadow:inset 0 1px 0 rgba(255,255,255,0.04);
  transition:border-color .26s ease,transform .26s ease,box-shadow .26s ease;
}
.tl-body::before{
  content:"";
  position:absolute;
  left:-42px;
  top:26px;
  width:11px;height:11px;
  border-radius:50%;
  background:var(--bg-0);
  border:2px solid rgba(229,9,47,0.7);
  box-shadow:0 0 12px rgba(229,9,47,0.45);
}
.tl-item:hover .tl-body{
  border-color:var(--border-primary);
  transform:translateX(4px);
  box-shadow:0 14px 34px rgba(0,0,0,0.42);
}
.tl-head{
  display:flex;
  align-items:center;
  gap:8px;
  flex-wrap:wrap;
  margin-bottom:10px;
}
.tl-title{
  font-size:18px;
  color:#fff;
  margin-bottom:8px;
  line-height:1.5;
}
.tl-desc{
  font-size:14px;
  color:var(--text-2);
  line-height:1.85;
}
.tl-foot{
  margin-top:14px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:14px;
  flex-wrap:wrap;
  padding-top:12px;
  border-top:1px dashed rgba(255,255,255,0.08);
}
.tl-note{
  font-size:12.5px;
  color:var(--text-3);
}

/* ---------- 分页 ---------- */
.pager{
  margin-top:36px;
  display:flex;
  align-items:center;
  justify-content:center;
  gap:10px;
  flex-wrap:wrap;
}
.pager a,.pager span{
  min-width:44px;
  height:44px;
  padding:0 14px;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  border-radius:var(--radius-xs);
  border:1px solid var(--border);
  background:rgba(255,255,255,0.04);
  color:var(--text-2);
  font-size:14px;
  font-weight:600;
  transition:all .22s ease;
}
.pager a:hover{
  color:#fff;
  border-color:var(--border-accent);
  background:rgba(33,212,253,0.1);
}
.pager .is-current{
  background:linear-gradient(135deg,var(--primary),#B00622);
  border-color:transparent;
  color:#fff;
  box-shadow:0 0 18px var(--primary-glow);
}
.pager .is-disabled{opacity:.4;cursor:not-allowed;}

/* ---------- FAQ ---------- */
.faq-list{
  display:grid;
  gap:12px;
  max-width:920px;
}
.faq-item{
  border-radius:var(--radius);
  background:var(--panel);
  border:1px solid var(--border);
  backdrop-filter:blur(16px);
  overflow:hidden;
  transition:border-color .25s ease;
}
.faq-item[open]{
  border-color:var(--border-primary);
}
.faq-item summary{
  position:relative;
  min-height:56px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  padding:16px 22px 16px 26px;
  cursor:pointer;
  font-size:16px;
  font-weight:700;
  color:var(--text-1);
  list-style:none;
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary::marker{content:"";}
.faq-item summary::before{
  content:"";
  position:absolute;
  left:0;top:12px;bottom:12px;
  width:3px;
  border-radius:0 3px 3px 0;
  background:transparent;
  transition:background-color .25s ease,box-shadow .25s ease;
}
.faq-item[open] summary::before{
  background:var(--primary);
  box-shadow:0 0 12px var(--primary-glow);
}
.faq-item summary::after{
  content:"+";
  flex:0 0 auto;
  width:26px;height:26px;
  display:grid;place-items:center;
  border-radius:50%;
  border:1px solid var(--border);
  color:var(--accent);
  font-size:16px;
  font-weight:700;
  transition:transform .25s ease,background-color .25s ease;
}
.faq-item[open] summary::after{
  content:"−";
  transform:rotate(180deg);
  background:rgba(33,212,253,0.12);
}
.faq-item summary:hover{color:#fff;}
.faq-answer{
  padding:0 24px 20px 26px;
  color:var(--text-2);
  font-size:14.5px;
  line-height:1.9;
  border-top:1px solid rgba(255,255,255,0.06);
  margin-top:2px;
  padding-top:16px;
}

/* ---------- CTA 条 ---------- */
.cta-bar{
  position:relative;
  overflow:hidden;
  border-radius:var(--radius-lg);
  border:1px solid rgba(229,9,47,0.28);
  background:
    linear-gradient(120deg,rgba(229,9,47,0.20),rgba(33,212,253,0.10) 58%,transparent),
    var(--panel-strong);
  backdrop-filter:blur(18px);
  padding:34px 36px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:26px;
  flex-wrap:wrap;
  box-shadow:inset 0 1px 0 rgba(255,255,255,0.05);
}
.cta-bar::after{
  content:"";
  position:absolute;
  right:-60px;top:-60px;
  width:280px;height:280px;
  border-radius:50%;
  background:radial-gradient(circle,rgba(229,9,47,0.28),transparent 68%);
  pointer-events:none;
}
.cta-bar h2{
  font-size:clamp(20px,2.2vw,27px);
  color:#fff;
  margin-bottom:8px;
}
.cta-bar p{
  color:var(--text-2);
  font-size:14.5px;
  max-width:620px;
}
.cta-actions{
  display:flex;
  gap:12px;
  flex-wrap:wrap;
  position:relative;
  z-index:2;
}

/* ---------- 页脚 ---------- */
.site-footer{
  margin-top:40px;
  border-top:1px solid var(--border);
  background:linear-gradient(to bottom,rgba(11,18,32,0.7),rgba(7,11,20,1));
  padding:60px 0 26px;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.5fr 1fr 1.3fr 1.3fr;
  gap:38px;
}
.footer-brand .brand{margin-bottom:16px;}
.footer-brand p{
  color:var(--text-2);
  font-size:14px;
  line-height:1.85;
  max-width:340px;
}
.footer-title{
  font-size:14px;
  font-weight:800;
  color:#fff;
  margin-bottom:16px;
  letter-spacing:0.02em;
}
.footer-links li{margin-bottom:10px;}
.footer-links a{
  color:var(--text-2);
  font-size:14px;
}
.footer-links a:hover{color:var(--accent);}
.footer-tags{
  display:flex;
  flex-wrap:wrap;
  gap:8px;
}
.footer-tags a{
  padding:5px 12px;
  border-radius:var(--pill);
  border:1px solid var(--border);
  background:rgba(255,255,255,0.03);
  color:var(--text-2);
  font-size:12.5px;
  transition:all .22s ease;
}
.footer-tags a:hover{
  color:#fff;
  border-color:var(--border-primary);
  background:rgba(229,9,47,0.14);
}
.sub-form{
  display:flex;
  gap:8px;
  background:rgba(255,255,255,0.06);
  border:1px solid var(--border);
  border-radius:var(--radius-sm);
  padding:6px;
  transition:border-color .25s ease,box-shadow .25s ease;
}
.sub-form:focus-within{
  border-color:var(--border-accent);
  box-shadow:0 0 0 3px rgba(33,212,253,0.12);
}
.sub-form.is-error{border-color:rgba(255,69,58,0.6);}
.sub-form input{
  flex:1 1 auto;
  min-width:0;
  background:transparent;
  border:0;
  outline:none;
  color:var(--text-1);
  font-size:14px;
  padding:8px 10px;
}
.sub-form input::placeholder{color:var(--text-3);}
.form-hint{
  margin-top:10px;
  font-size:12.5px;
  color:var(--text-3);
}
.form-hint.is-ok{color:var(--success);}
.form-hint.is-error{color:#FF8A80;}
.footer-bottom{
  margin-top:44px;
  padding-top:20px;
  border-top:1px solid var(--border);
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  flex-wrap:wrap;
  color:var(--text-3);
  font-size:13px;
}

/* ---------- 响应式 ---------- */
@media (max-width:1279px){
  .nav-chips{gap:4px;}
  .chip{padding:7px 12px;font-size:13.5px;}
}

@media (max-width:1023px){
  .header-inner{min-height:64px;gap:12px;}
  .brand-text{font-size:16px;}
  .menu-btn{display:inline-grid;place-items:center;}
  .search-mini{display:none;}
  .nav-chips{
    display:none;
    position:absolute;
    top:100%;
    left:0;
    right:0;
    justify-content:flex-start;
    gap:8px;
    padding:14px 20px 16px;
    overflow-x:auto;
    background:rgba(7,11,20,0.97);
    backdrop-filter:blur(18px);
    border-bottom:1px solid var(--border);
    -webkit-overflow-scrolling:touch;
    scrollbar-width:thin;
  }
  .nav-chips::-webkit-scrollbar{height:4px;}
  .nav-chips::-webkit-scrollbar-thumb{background:rgba(229,9,47,0.5);border-radius:4px;}
  .site-header.nav-open .nav-chips{display:flex;}
  .chip.is-active::after{display:none;}

  .entry-strip{grid-template-columns:repeat(2,minmax(0,1fr));}
  .footer-grid{grid-template-columns:1fr 1fr;gap:30px;}
  .timeline::before{left:96px;}
  .tl-item{grid-template-columns:78px minmax(0,1fr);gap:30px;}
  .tl-body::before{left:-36px;}
  .tl-time{font-size:21px;}
}

@media (max-width:767px){
  .container{padding:0 18px;}
  .section{padding:56px 0;}
  .section-tight{padding:42px 0;}
  .cat-hero-inner{padding:40px 18px 42px;}
  .cat-hero{min-height:272px;}
  .cat-lead{font-size:14.5px;}
  .stat-card{min-width:calc(50% - 6px);padding:11px 14px;}
  .tc-stat strong{font-size:23px;}
  .entry-strip{grid-template-columns:1fr;}
  .timeline::before{display:none;}
  .tl-item{grid-template-columns:1fr;gap:8px;}
  .tl-meta{
    display:flex;
    align-items:center;
    gap:10px;
    text-align:left;
    padding-top:0;
  }
  .tl-time{font-size:19px;}
  .tl-date{margin-top:0;}
  .tl-body::before{display:none;}
  .cta-bar{padding:26px 22px;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
}

@media (max-width:520px){
  .brand-text{font-size:15px;}
  .header-actions .btn-primary{padding:8px 12px;font-size:13px;}
  .cat-hero h1{font-size:26px;}
  .tl-title{font-size:16.5px;}
  .faq-item summary{font-size:15px;padding:14px 18px 14px 22px;}
  .faq-answer{padding:14px 20px 18px 22px;}
  .pager a,.pager span{min-width:40px;height:40px;font-size:13px;}
}

/* roulang page: category2 */
:root{
  --bg-0:#070B14;
  --bg-1:#0B1220;
  --bg-2:#111C2E;
  --glass:rgba(17,28,46,.62);
  --glass-2:rgba(17,28,46,.78);
  --primary:#E5092F;
  --primary-hover:#FF2A4D;
  --primary-glow:rgba(229,9,47,.38);
  --accent:#21D4FD;
  --accent-soft:rgba(33,212,253,.16);
  --text-1:#F5F7FA;
  --text-2:#A8B3C7;
  --text-3:#6B7A90;
  --border:rgba(255,255,255,.08);
  --border-red:rgba(229,9,47,.55);
  --border-cyan:rgba(33,212,253,.45);
  --ok:#30D158;
  --warn:#FFB800;
  --radius-xs:10px;
  --radius-sm:12px;
  --radius-md:16px;
  --radius-lg:22px;
  --shadow-card:0 10px 30px rgba(0,0,0,.35);
  --shadow-lift:0 18px 46px rgba(0,0,0,.48);
  --inset:inset 0 1px 0 rgba(255,255,255,.04);
  --container:1240px;
  --nav-h:72px;
  --font-cn:"PingFang SC","Microsoft YaHei","Noto Sans SC","Hiragino Sans GB",sans-serif;
  --font-num:"DIN Alternate","Barlow Condensed","Segoe UI",Arial,sans-serif;
}

*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg-0);
  color:var(--text-1);
  font-family:var(--font-cn);
  font-size:16px;
  line-height:1.75;
  letter-spacing:.01em;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border-style:none;}
a{color:var(--text-2);text-decoration:none;transition:color .22s ease,border-color .22s ease,background-color .22s ease;}
a:hover{color:var(--accent);}
button,input{font-family:inherit;font-size:inherit;}
button{cursor:pointer;}
h1,h2,h3,h4{margin:0;line-height:1.3;font-weight:800;letter-spacing:-.01em;}
p{margin:0;}
ul{margin:0;padding:0;list-style:none;}
::selection{background:rgba(229,9,47,.5);color:#fff;}

::-webkit-scrollbar{width:9px;height:9px;}
::-webkit-scrollbar-track{background:rgba(255,255,255,.03);}
::-webkit-scrollbar-thumb{background:rgba(255,255,255,.14);border-radius:99px;}
::-webkit-scrollbar-thumb:hover{background:rgba(229,9,47,.55);}

:focus-visible{outline:2px solid var(--accent);outline-offset:2px;border-radius:6px;}

.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px;}
.section{padding:88px 0;}
.section--tight{padding:64px 0;}
.section-head{margin-bottom:36px;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:700;letter-spacing:.16em;
  color:var(--accent);text-transform:uppercase;
}
.eyebrow::before{content:"";width:22px;height:2px;background:linear-gradient(90deg,var(--primary),var(--accent));border-radius:2px;}
.section-title{font-size:clamp(24px,2.4vw,32px);margin:12px 0 10px;}
.section-desc{color:var(--text-2);font-size:15.5px;max-width:760px;}

/* ===== 顶部导航 ===== */
.site-header{
  position:sticky;top:0;z-index:80;
  backdrop-filter:blur(10px);
  background:rgba(7,11,20,.55);
  border-bottom:1px solid transparent;
  transition:background .3s ease,border-color .3s ease,backdrop-filter .3s ease;
}
.site-header.is-scrolled{
  background:rgba(7,11,20,.9);
  backdrop-filter:blur(20px);
  border-bottom-color:var(--border);
}
.header-inner{
  min-height:var(--nav-h);
  display:flex;align-items:center;gap:22px;
}
.brand{display:inline-flex;align-items:center;gap:10px;flex-shrink:0;}
.brand-mark{
  width:34px;height:34px;border-radius:10px;
  display:grid;place-items:center;
  background:linear-gradient(135deg,var(--primary),#8c0420);
  color:#fff;font-weight:800;font-size:16px;
  box-shadow:0 0 18px var(--primary-glow);
}
.brand-text{font-weight:800;font-size:16.5px;color:var(--text-1);letter-spacing:.02em;white-space:nowrap;}
.brand:hover .brand-text{color:#fff;}

.nav-chips{
  display:flex;align-items:center;gap:6px;
  flex:1;justify-content:center;
  overflow-x:auto;scrollbar-width:none;
}
.nav-chips::-webkit-scrollbar{display:none;}
.chip{
  position:relative;
  padding:9px 15px;border-radius:999px;
  font-size:14px;font-weight:600;white-space:nowrap;
  color:var(--text-2);
  border:1px solid var(--border);
  background:rgba(255,255,255,.03);
  transition:all .22s ease;
}
.chip:hover{color:#fff;border-color:var(--border-cyan);background:var(--accent-soft);}
.chip.is-active{
  color:#fff;
  background:linear-gradient(135deg,var(--primary),#a50724);
  border-color:transparent;
  box-shadow:0 0 20px var(--primary-glow);
}
.chip.is-active::after{
  content:"";position:absolute;left:50%;bottom:-9px;transform:translateX(-50%);
  width:26px;height:2px;border-radius:2px;
  background:var(--primary);box-shadow:0 0 10px var(--primary);
}

.header-actions{display:flex;align-items:center;gap:10px;flex-shrink:0;}
.search-box{
  display:flex;align-items:center;gap:6px;
  background:rgba(255,255,255,.06);
  border:1px solid var(--border);
  border-radius:12px;padding:5px 6px 5px 12px;
  transition:border-color .22s ease,background .22s ease;
}
.search-box:focus-within{border-color:var(--border-cyan);background:rgba(33,212,253,.08);}
.search-box i{color:var(--text-3);font-size:13px;}
.search-box input{
  background:transparent;border:0;outline:0;color:var(--text-1);
  width:132px;font-size:14px;padding:4px 0;
}
.search-box input::placeholder{color:var(--text-3);}
.search-box button{
  border:0;border-radius:9px;padding:6px 12px;
  background:rgba(255,255,255,.1);color:var(--text-1);
  font-size:13px;font-weight:600;transition:all .2s ease;
}
.search-box button:hover{background:var(--primary);color:#fff;}

.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border-radius:12px;border:1px solid transparent;
  font-weight:700;font-size:15px;
  padding:12px 22px;
  transition:transform .2s ease,box-shadow .25s ease,background .22s ease,border-color .22s ease,color .22s ease;
}
.btn-sm{padding:9px 16px;font-size:13.5px;border-radius:11px;}
.btn-primary{
  background:linear-gradient(135deg,var(--primary),#b80526);
  color:#fff;box-shadow:0 0 24px var(--primary-glow);
}
.btn-primary:hover{background:linear-gradient(135deg,var(--primary-hover),#d00629);color:#fff;transform:translateY(-1px);box-shadow:0 0 32px var(--primary-glow);}
.btn-primary:active{transform:translateY(1px);box-shadow:0 0 14px var(--primary-glow);}
.btn-ghost{
  background:rgba(255,255,255,.04);color:var(--text-1);
  border-color:var(--border);backdrop-filter:blur(12px);
}
.btn-ghost:hover{border-color:var(--border-cyan);color:#fff;background:var(--accent-soft);transform:translateY(-1px);}
.btn-ghost:active{transform:translateY(1px);}

.menu-toggle{
  display:none;width:42px;height:42px;border-radius:11px;
  border:1px solid var(--border);background:rgba(255,255,255,.05);
  color:var(--text-1);align-items:center;justify-content:center;font-size:17px;
}
.menu-toggle:hover{border-color:var(--border-cyan);color:var(--accent);}
.mobile-panel{
  display:none;border-top:1px solid var(--border);
  background:rgba(7,11,20,.96);
  padding:14px 24px 20px;
}
.mobile-panel.is-open{display:block;}
.mobile-panel a{
  display:block;padding:12px 14px;border-radius:12px;
  border:1px solid transparent;font-size:15px;font-weight:600;color:var(--text-2);
}
.mobile-panel a:hover{background:rgba(255,255,255,.05);border-color:var(--border);color:#fff;}
.mobile-panel a.is-active{background:linear-gradient(135deg,var(--primary),#a50724);color:#fff;}

/* ===== 分类 Hero ===== */
.cat-hero{
  position:relative;
  min-height:300px;
  display:flex;align-items:flex-end;
  background-image:url('/assets/images/backpic/back-2.png');
  background-size:cover;background-position:center 32%;
  border-bottom:1px solid var(--border);
  overflow:hidden;
}
.cat-hero::before{
  content:"";position:absolute;inset:0;
  background:
    radial-gradient(900px 380px at 12% 18%,rgba(229,9,47,.30),transparent 62%),
    linear-gradient(180deg,rgba(7,11,20,.72) 0%,rgba(7,11,20,.86) 55%,rgba(7,11,20,.98) 100%);
}
.cat-hero::after{
  content:"";position:absolute;right:-80px;top:-60px;width:420px;height:420px;
  border-radius:50%;background:radial-gradient(circle,rgba(33,212,253,.20),transparent 66%);
  pointer-events:none;
}
.cat-hero .container{position:relative;z-index:2;padding-top:52px;padding-bottom:40px;}
.crumbs{
  display:flex;align-items:center;gap:9px;flex-wrap:wrap;
  font-size:13px;color:var(--text-3);margin-bottom:16px;
}
.crumbs a{color:var(--text-2);}
.crumbs a:hover{color:var(--accent);text-decoration:underline;text-underline-offset:3px;}
.crumbs span.sep{color:var(--text-3);opacity:.6;}
.crumbs .current{color:var(--text-3);}
.cat-hero h1{
  font-size:clamp(28px,3.6vw,46px);
  letter-spacing:-.02em;margin-bottom:14px;
}
.cat-hero h1 .hl{
  background:linear-gradient(120deg,var(--primary-hover),var(--accent));
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.cat-hero .lead{
  color:var(--text-2);font-size:16px;max-width:820px;line-height:1.85;
}
.hero-meta{
  display:flex;flex-wrap:wrap;gap:10px;margin-top:22px;
}

/* ===== 徽章 / 标签 ===== */
.badge{
  display:inline-flex;align-items:center;gap:6px;
  padding:4px 11px;border-radius:999px;
  font-size:12.5px;font-weight:700;letter-spacing:.02em;
  border:1px solid transparent;white-space:nowrap;
}
.badge-red{background:rgba(229,9,47,.16);color:#FF7288;border-color:rgba(229,9,47,.35);}
.badge-cyan{background:var(--accent-soft);color:var(--accent);border-color:var(--border-cyan);}
.badge-live{background:rgba(229,9,47,.9);color:#fff;box-shadow:0 0 16px var(--primary-glow);}
.badge-live i{font-size:7px;animation:pulse 1.6s infinite;}
@keyframes pulse{0%,100%{opacity:1;}50%{opacity:.35;}}

/* ===== 数据速览 ===== */
.stat-strip{
  display:grid;grid-template-columns:repeat(4,1fr);gap:14px;
  margin-top:-38px;position:relative;z-index:5;
}
.stat-card{
  background:var(--glass);
  backdrop-filter:blur(18px);
  border:1px solid var(--border);
  border-radius:var(--radius-md);
  padding:20px 22px;
  box-shadow:var(--shadow-card),var(--inset);
  transition:transform .25s ease,border-color .25s ease;
}
.stat-card:hover{transform:translateY(-3px);border-color:var(--border-red);}
.stat-num{
  font-family:var(--font-num);
  font-size:32px;font-weight:800;line-height:1.1;
  color:var(--text-1);letter-spacing:.01em;
}
.stat-num.is-red{color:var(--primary-hover);}
.stat-num.is-cyan{color:var(--accent);}
.stat-num.is-ok{color:var(--ok);}
.stat-label{font-size:13px;color:var(--text-3);margin-top:6px;}

/* ===== 筛选 chip ===== */
.filter-bar{
  display:flex;flex-wrap:wrap;gap:9px;align-items:center;
  padding:16px;border-radius:var(--radius-md);
  background:rgba(255,255,255,.03);
  border:1px solid var(--border);
  margin-bottom:32px;
}
.filter-bar .filter-label{
  font-size:13px;color:var(--text-3);font-weight:700;margin-right:4px;
  letter-spacing:.06em;
}
.fchip{
  padding:7px 15px;border-radius:999px;font-size:13.5px;font-weight:600;
  color:var(--text-2);border:1px solid var(--border);
  background:rgba(255,255,255,.04);
  transition:all .2s ease;
}
.fchip:hover{color:#fff;border-color:var(--border-cyan);background:var(--accent-soft);}
.fchip.is-on{
  background:rgba(229,9,47,.16);color:#FF7288;
  border-color:var(--border-red);
}

/* ===== 双列海报卡 ===== */
.poster-grid{
  display:grid;grid-template-columns:repeat(2,1fr);gap:24px;
}
.poster-card{
  position:relative;display:block;
  border-radius:var(--radius-lg);
  overflow:hidden;
  border:1px solid var(--border);
  background:var(--bg-2);
  box-shadow:var(--shadow-card);
  transition:transform .3s ease,box-shadow .3s ease,border-color .3s ease;
}
.poster-card:hover{
  transform:translateY(-5px);
  border-color:var(--border-red);
  box-shadow:var(--shadow-lift),0 0 0 1px rgba(229,9,47,.25);
}
.poster-media{position:relative;aspect-ratio:16/9;overflow:hidden;}
.poster-media img{
  width:100%;height:100%;object-fit:cover;
  transition:transform .45s ease;
}
.poster-card:hover .poster-media img{transform:scale(1.05);}
.poster-media::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(7,11,20,.12) 0%,rgba(7,11,20,.42) 48%,rgba(7,11,20,.92) 100%);
}
.poster-top{
  position:absolute;top:14px;left:14px;right:14px;z-index:3;
  display:flex;justify-content:space-between;align-items:center;gap:8px;
}
.poster-body{
  position:relative;z-index:3;
  padding:0 22px 22px;
  margin-top:-46px;
}
.poster-body h3{
  font-size:19px;color:#fff;line-height:1.45;
  margin-bottom:10px;
  transition:color .25s ease;
}
.poster-card:hover .poster-body h3{color:var(--primary-hover);}
.poster-body p{
  font-size:14px;color:var(--text-2);line-height:1.8;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.poster-foot{
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  margin-top:16px;padding-top:14px;
  border-top:1px solid var(--border);
  font-size:13px;color:var(--text-3);
}
.poster-foot .go{color:var(--accent);font-weight:700;display:inline-flex;align-items:center;gap:6px;}
.poster-card:hover .poster-foot .go i{transform:translateX(3px);}
.poster-foot .go i{transition:transform .25s ease;font-size:12px;}

/* ===== 更多入口 ===== */
.more-row{
  display:flex;align-items:center;justify-content:center;gap:12px;
  margin-top:40px;flex-wrap:wrap;
}
.pager{display:flex;align-items:center;gap:8px;}
.pager a{
  min-width:42px;height:42px;padding:0 13px;
  display:inline-flex;align-items:center;justify-content:center;
  border-radius:12px;border:1px solid var(--border);
  background:rgba(255,255,255,.04);color:var(--text-2);
  font-size:14px;font-weight:700;transition:all .22s ease;
}
.pager a:hover{border-color:var(--border-cyan);color:#fff;background:var(--accent-soft);}
.pager a.is-on{
  background:linear-gradient(135deg,var(--primary),#a50724);
  color:#fff;border-color:transparent;box-shadow:0 0 18px var(--primary-glow);
}

/* ===== 卡片悬浮块 ===== */
.glass-panel{
  background:var(--glass);
  backdrop-filter:blur(18px);
  border:1px solid var(--border);
  border-radius:var(--radius-lg);
  box-shadow:var(--shadow-card),var(--inset);
}

/* ===== FAQ ===== */
.faq-list{display:flex;flex-direction:column;gap:12px;}
.faq-item{
  border:1px solid var(--border);
  border-radius:var(--radius-md);
  background:rgba(255,255,255,.03);
  overflow:hidden;
  transition:border-color .25s ease,background .25s ease;
}
.faq-item:hover{border-color:var(--border-cyan);}
.faq-item.is-open{border-color:var(--border-red);background:rgba(229,9,47,.05);}
.faq-q{
  width:100%;min-height:56px;
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:14px 20px 14px 24px;
  background:transparent;border:0;color:var(--text-1);
  font-size:16px;font-weight:700;text-align:left;
  position:relative;
}
.faq-q::before{
  content:"";position:absolute;left:0;top:12px;bottom:12px;
  width:3px;border-radius:0 3px 3px 0;
  background:transparent;transition:background .25s ease;
}
.faq-item.is-open .faq-q::before{background:var(--primary);box-shadow:0 0 12px var(--primary-glow);}
.faq-q i{
  color:var(--text-3);font-size:13px;flex-shrink:0;
  transition:transform .3s ease,color .25s ease;
}
.faq-item.is-open .faq-q i{transform:rotate(180deg);color:var(--primary-hover);}
.faq-a{
  max-height:0;overflow:hidden;
  transition:max-height .35s ease;
}
.faq-a p{
  padding:0 24px 20px 24px;
  color:var(--text-2);font-size:14.5px;line-height:1.85;
}

/* ===== CTA 条 ===== */
.cta-bar{
  position:relative;overflow:hidden;
  border-radius:var(--radius-lg);
  border:1px solid var(--border);
  background:var(--glass-2);
  backdrop-filter:blur(18px);
  padding:36px 40px;
  display:flex;align-items:center;justify-content:space-between;gap:28px;
  box-shadow:var(--shadow-card),var(--inset);
}
.cta-bar::before{
  content:"";position:absolute;inset:0;
  background:
    repeating-linear-gradient(115deg,rgba(255,255,255,.035) 0 1px,transparent 1px 26px),
    radial-gradient(560px 200px at 88% 30%,rgba(229,9,47,.24),transparent 68%),
    radial-gradient(420px 180px at 5% 90%,rgba(33,212,253,.16),transparent 70%);
  pointer-events:none;
}
.cta-bar > *{position:relative;z-index:2;}
.cta-bar h2{font-size:clamp(20px,2.2vw,27px);margin-bottom:8px;}
.cta-bar p{color:var(--text-2);font-size:14.5px;max-width:640px;}
.cta-actions{display:flex;gap:12px;flex-wrap:wrap;flex-shrink:0;}

/* ===== 页脚 ===== */
.site-footer{
  margin-top:20px;
  background:linear-gradient(180deg,rgba(11,18,32,.6),rgba(7,11,20,.98));
  border-top:1px solid var(--border);
  padding:64px 0 26px;
}
.footer-grid{
  display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:36px;
  padding-bottom:36px;
}
.footer-brand .brand{margin-bottom:16px;}
.footer-brand p{color:var(--text-2);font-size:14px;line-height:1.85;max-width:340px;}
.footer-title{font-size:14px;font-weight:800;color:var(--text-1);margin-bottom:16px;letter-spacing:.04em;}
.footer-links li{margin-bottom:10px;}
.footer-links a{font-size:14px;color:var(--text-2);}
.footer-links a:hover{color:var(--accent);text-decoration:underline;text-underline-offset:3px;}
.footer-tags{display:flex;flex-wrap:wrap;gap:8px;}
.footer-tags a{
  font-size:12.5px;padding:5px 11px;border-radius:999px;
  border:1px solid var(--border);color:var(--text-2);
  background:rgba(255,255,255,.03);transition:all .2s ease;
}
.footer-tags a:hover{border-color:var(--border-cyan);color:var(--accent);background:var(--accent-soft);}
.sub-form{display:flex;gap:8px;flex-wrap:wrap;}
.sub-form input{
  flex:1;min-width:150px;
  background:rgba(255,255,255,.06);
  border:1px solid var(--border);
  border-radius:12px;
  padding:11px 14px;color:var(--text-1);outline:0;
  font-size:14px;transition:border-color .22s ease,background .22s ease;
}
.sub-form input::placeholder{color:var(--text-3);}
.sub-form input:focus{border-color:var(--border-cyan);background:rgba(33,212,253,.08);}
.sub-form input.is-error{border-color:rgba(255,69,58,.7);}
.form-hint{font-size:12.5px;color:var(--text-3);margin-top:10px;}
.form-hint.is-ok{color:var(--ok);}
.form-hint.is-error{color:#FF7A72;}
.footer-bottom{
  border-top:1px solid var(--border);
  padding-top:22px;
  display:flex;align-items:center;justify-content:space-between;gap:14px;flex-wrap:wrap;
  font-size:13px;color:var(--text-3);
}

/* ===== 响应式 ===== */
@media (max-width:1279px){
  .container{padding:0 22px;}
  .footer-grid{grid-template-columns:1.4fr 1fr 1fr;gap:30px;}
}
@media (max-width:1023px){
  :root{--nav-h:66px;}
  .search-box{display:none;}
  .nav-chips{justify-content:flex-start;}
  .section{padding:72px 0;}
  .stat-strip{grid-template-columns:repeat(2,1fr);margin-top:-30px;}
  .poster-grid{gap:20px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px;}
  .cta-bar{flex-direction:column;align-items:flex-start;padding:30px 28px;}
}
@media (max-width:767px){
  :root{--nav-h:60px;}
  .container{padding:0 18px;}
  .nav-chips{display:none;}
  .menu-toggle{display:flex;}
  .header-inner{gap:12px;justify-content:space-between;}
  .brand-text{font-size:15px;}
  .cat-hero{min-height:260px;}
  .cat-hero .container{padding-top:40px;padding-bottom:32px;}
  .cat-hero .lead{font-size:14.5px;}
  .section{padding:56px 0;}
  .section--tight{padding:44px 0;}
  .stat-strip{grid-template-columns:repeat(2,1fr);gap:10px;}
  .stat-card{padding:16px;}
  .stat-num{font-size:25px;}
  .poster-grid{grid-template-columns:1fr;gap:18px;}
  .poster-body{padding:0 18px 18px;margin-top:-40px;}
  .poster-body h3{font-size:17px;}
  .footer-grid{grid-template-columns:1fr;gap:26px;padding-bottom:28px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:8px;}
  .cta-actions{width:100%;}
  .cta-actions .btn{flex:1;}
  .filter-bar{padding:14px;}
}
@media (max-width:520px){
  .stat-strip{grid-template-columns:1fr 1fr;}
  .hero-meta{gap:8px;}
  .badge{font-size:11.5px;padding:3px 9px;}
  .cta-bar h2{font-size:19px;}
  .pager a{min-width:38px;height:38px;font-size:13px;}
}

/* roulang page: category3 */
:root{
  --bg-0:#070B14;
  --bg-1:#0B1220;
  --bg-2:#111C2E;
  --glass:rgba(17,28,46,0.62);
  --glass-strong:rgba(17,28,46,0.86);
  --primary:#E5092F;
  --primary-hover:#FF2A4D;
  --primary-glow:rgba(229,9,47,0.38);
  --accent:#21D4FD;
  --accent-soft:rgba(33,212,253,0.16);
  --text-1:#F5F7FA;
  --text-2:#A8B3C7;
  --text-3:#6B7A90;
  --border:rgba(255,255,255,0.08);
  --border-hover:rgba(229,9,47,0.55);
  --success:#30D158;
  --warning:#FFB800;
  --radius-sm:12px;
  --radius-md:16px;
  --radius-lg:22px;
  --radius-pill:999px;
  --shadow-card:0 10px 30px rgba(0,0,0,0.35);
  --shadow-glow:0 0 24px var(--primary-glow);
  --section-gap:88px;
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;}
body{
  margin:0;
  background:var(--bg-0);
  color:var(--text-1);
  font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
  font-size:16px;
  line-height:1.8;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
body::before{
  content:"";
  position:fixed;
  inset:0;
  background:
    radial-gradient(900px 480px at 12% -8%, rgba(229,9,47,0.16), transparent 62%),
    radial-gradient(760px 420px at 92% 6%, rgba(33,212,253,0.12), transparent 60%);
  pointer-events:none;
  z-index:0;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;transition:color .22s ease,border-color .22s ease,background-color .22s ease;}
button{font-family:inherit;}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4{margin:0;font-weight:800;line-height:1.28;letter-spacing:.2px;}
p{margin:0;}
input,button{outline:none;}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px;border-radius:8px;}
::selection{background:rgba(229,9,47,0.5);color:#fff;}

.container{
  width:100%;
  max-width:1240px;
  margin:0 auto;
  padding:0 24px;
  position:relative;
  z-index:1;
}

/* ============ 滚动条 ============ */
::-webkit-scrollbar{width:10px;height:10px;}
::-webkit-scrollbar-track{background:var(--bg-0);}
::-webkit-scrollbar-thumb{background:rgba(255,255,255,0.12);border-radius:999px;}
::-webkit-scrollbar-thumb:hover{background:rgba(229,9,47,0.5);}

/* ============ 头部导航 ============ */
.site-header{
  position:sticky;
  top:0;
  z-index:80;
  background:rgba(7,11,20,0.62);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid transparent;
  transition:background-color .3s ease,border-color .3s ease,box-shadow .3s ease;
}
.site-header.is-scrolled{
  background:rgba(7,11,20,0.9);
  border-bottom-color:var(--border);
  box-shadow:0 8px 28px rgba(0,0,0,0.45);
}
.header-inner{
  display:flex;
  align-items:center;
  gap:20px;
  min-height:72px;
}
.brand{
  display:inline-flex;
  align-items:center;
  gap:10px;
  flex-shrink:0;
}
.brand-mark{
  width:36px;height:36px;
  border-radius:11px;
  display:grid;place-items:center;
  font-weight:800;font-size:18px;
  color:#fff;
  background:linear-gradient(135deg,var(--primary),#8C0520);
  box-shadow:0 0 18px var(--primary-glow);
}
.brand-text{
  font-size:17px;
  font-weight:800;
  letter-spacing:.4px;
  color:var(--text-1);
  white-space:nowrap;
}
.nav-chips{
  display:flex;
  align-items:center;
  gap:6px;
  flex:1;
  min-width:0;
  overflow-x:auto;
  scrollbar-width:none;
  padding:6px 2px;
}
.nav-chips::-webkit-scrollbar{display:none;}
.chip{
  flex:0 0 auto;
  padding:8px 15px;
  border-radius:var(--radius-pill);
  border:1px solid var(--border);
  background:rgba(255,255,255,0.03);
  color:var(--text-2);
  font-size:14px;
  font-weight:600;
  white-space:nowrap;
  transition:all .22s ease;
}
.chip:hover{
  color:var(--text-1);
  border-color:rgba(33,212,253,0.45);
  background:rgba(33,212,253,0.08);
}
.chip.is-active{
  color:#fff;
  background:linear-gradient(135deg,var(--primary),#A80623);
  border-color:transparent;
  box-shadow:0 0 18px var(--primary-glow);
}
.header-actions{
  display:flex;
  align-items:center;
  gap:12px;
  flex-shrink:0;
}
.search-box{
  display:flex;
  align-items:center;
  gap:8px;
  padding:8px 14px;
  border-radius:var(--radius-pill);
  border:1px solid var(--border);
  background:rgba(255,255,255,0.05);
  transition:border-color .22s ease,background-color .22s ease;
}
.search-box:focus-within{
  border-color:rgba(33,212,253,0.55);
  background:rgba(33,212,253,0.08);
}
.search-box i{color:var(--text-3);font-size:13px;}
.search-box input{
  width:150px;
  border:0;
  background:transparent;
  color:var(--text-1);
  font-size:14px;
}
.search-box input::placeholder{color:var(--text-3);}
.menu-toggle{
  display:none;
  width:42px;height:42px;
  border-radius:var(--radius-sm);
  border:1px solid var(--border);
  background:rgba(255,255,255,0.05);
  color:var(--text-1);
  font-size:16px;
  cursor:pointer;
  transition:all .22s ease;
}
.menu-toggle:hover{border-color:var(--border-hover);background:rgba(229,9,47,0.12);}
.mobile-chips{
  display:none;
  gap:8px;
  overflow-x:auto;
  padding:0 24px 12px;
  scrollbar-width:none;
}
.mobile-chips::-webkit-scrollbar{display:none;}
.mobile-chips.is-open{display:flex;}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  padding:12px 22px;
  border-radius:var(--radius-sm);
  border:1px solid transparent;
  font-size:15px;
  font-weight:700;
  cursor:pointer;
  transition:transform .2s ease,box-shadow .25s ease,background-color .22s ease,border-color .22s ease,color .22s ease;
  white-space:nowrap;
}
.btn-primary{
  background:linear-gradient(135deg,var(--primary),#B50626);
  color:#fff;
  box-shadow:0 0 20px var(--primary-glow);
}
.btn-primary:hover{background:linear-gradient(135deg,var(--primary-hover),#C8082C);transform:translateY(-1px);box-shadow:0 0 28px rgba(229,9,47,0.55);}
.btn-primary:active{transform:translateY(1px);box-shadow:0 0 12px var(--primary-glow);}
.btn-ghost{
  background:rgba(255,255,255,0.04);
  border-color:var(--border);
  color:var(--text-2);
}
.btn-ghost:hover{
  color:#fff;
  border-color:rgba(33,212,253,0.5);
  background:rgba(33,212,253,0.1);
  transform:translateY(-1px);
}
.btn-ghost:active{transform:translateY(1px);}
.btn-sm{padding:9px 16px;font-size:14px;border-radius:10px;}
.btn[disabled],.btn.is-disabled{opacity:.45;cursor:not-allowed;box-shadow:none;transform:none;}

/* ============ 面包屑 ============ */
.crumb-bar{
  padding:20px 0 4px;
}
.crumb{
  display:flex;
  align-items:center;
  flex-wrap:wrap;
  gap:8px;
  font-size:13px;
  color:var(--text-3);
}
.crumb a{color:var(--text-2);}
.crumb a:hover{color:var(--accent);text-decoration:underline;text-underline-offset:3px;}
.crumb .sep{color:var(--text-3);}
.crumb .current{color:var(--text-3);}

/* ============ 分类 Hero ============ */
.cat-hero{
  position:relative;
  margin-top:18px;
  border-radius:var(--radius-lg);
  overflow:hidden;
  min-height:288px;
  display:flex;
  align-items:center;
  border:1px solid var(--border);
  background:
    linear-gradient(100deg,rgba(7,11,20,0.94) 8%,rgba(7,11,20,0.72) 48%,rgba(17,28,46,0.55) 100%),
    url("/assets/images/backpic/back-2.png") center/cover no-repeat;
  box-shadow:var(--shadow-card);
}
.cat-hero::after{
  content:"";
  position:absolute;
  inset:auto 0 0 0;
  height:2px;
  background:linear-gradient(90deg,var(--primary),var(--accent),transparent);
  opacity:.8;
}
.cat-hero-inner{
  position:relative;
  z-index:2;
  padding:44px 46px;
  max-width:760px;
}
.cat-eyebrow{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:6px 14px;
  border-radius:var(--radius-pill);
  background:var(--accent-soft);
  border:1px solid rgba(33,212,253,0.32);
  color:var(--accent);
  font-size:12.5px;
  font-weight:700;
  letter-spacing:.5px;
  margin-bottom:18px;
}
.cat-hero h1{
  font-size:clamp(28px,3.6vw,46px);
  letter-spacing:.5px;
}
.cat-hero h1 .hl{
  background:linear-gradient(120deg,var(--primary-hover),var(--accent));
  -webkit-background-clip:text;
  background-clip:text;
  color:transparent;
}
.cat-hero p{
  margin-top:16px;
  color:var(--text-2);
  font-size:15.5px;
  line-height:1.9;
  max-width:660px;
}
.cat-hero-stats{
  display:flex;
  flex-wrap:wrap;
  gap:26px;
  margin-top:26px;
}
.cat-stat b{
  display:block;
  font-size:24px;
  font-weight:800;
  color:#fff;
  letter-spacing:.5px;
  font-variant-numeric:tabular-nums;
}
.cat-stat span{
  font-size:12.5px;
  color:var(--text-3);
}

/* ============ 筛选 chip ============ */
.filter-bar{
  margin-top:34px;
  padding:16px 20px;
  border-radius:var(--radius-md);
  border:1px solid var(--border);
  background:var(--glass);
  backdrop-filter:blur(16px);
  -webkit-backdrop-filter:blur(16px);
  display:flex;
  align-items:center;
  flex-wrap:wrap;
  gap:12px;
}
.filter-label{
  font-size:13px;
  color:var(--text-3);
  font-weight:600;
  margin-right:2px;
}
.filter-chip{
  padding:7px 16px;
  border-radius:var(--radius-pill);
  border:1px solid var(--border);
  background:rgba(255,255,255,0.04);
  color:var(--text-2);
  font-size:13.5px;
  font-weight:600;
  cursor:pointer;
  transition:all .22s ease;
}
.filter-chip:hover{color:#fff;border-color:rgba(33,212,253,0.5);background:rgba(33,212,253,0.1);}
.filter-chip.is-active{
  color:#fff;
  background:linear-gradient(135deg,var(--primary),#A80623);
  border-color:transparent;
  box-shadow:0 0 16px var(--primary-glow);
}

/* ============ 板块标题 ============ */
.section{margin-top:var(--section-gap);}
.section-head{
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  gap:20px;
  margin-bottom:30px;
  flex-wrap:wrap;
}
.section-head h2{
  font-size:clamp(22px,2.4vw,30px);
}
.section-head h2 .bar{
  display:inline-block;
  width:5px;height:22px;
  border-radius:3px;
  background:linear-gradient(180deg,var(--primary),var(--accent));
  margin-right:12px;
  vertical-align:-3px;
}
.section-head .desc{
  color:var(--text-3);
  font-size:14px;
  margin-top:8px;
}

/* ============ 左图右文列表 ============ */
.media-list{
  display:flex;
  flex-direction:column;
  gap:20px;
}
.media-card{
  border-radius:var(--radius-lg);
  border:1px solid var(--border);
  background:var(--glass);
  backdrop-filter:blur(16px);
  -webkit-backdrop-filter:blur(16px);
  box-shadow:var(--shadow-card);
  overflow:hidden;
  transition:border-color .28s ease,transform .28s ease,box-shadow .28s ease;
}
.media-card:hover{
  border-color:var(--border-hover);
  transform:translateY(-3px);
  box-shadow:0 16px 40px rgba(0,0,0,0.5),0 0 0 1px rgba(229,9,47,0.18) inset;
}
.media-link{
  display:grid;
  grid-template-columns:320px 1fr;
  align-items:stretch;
}
.media-thumb{
  position:relative;
  overflow:hidden;
  min-height:206px;
  background:var(--bg-2);
}
.media-thumb img{
  width:100%;height:100%;
  object-fit:cover;
  transition:transform .45s ease;
}
.media-card:hover .media-thumb img{transform:scale(1.05);}
.media-thumb::after{
  content:"";
  position:absolute;
  inset:0;
  background:linear-gradient(90deg,rgba(7,11,20,0) 40%,rgba(11,18,32,0.72) 100%);
}
.media-thumb .badge{
  position:absolute;
  top:14px;left:14px;
  z-index:2;
}
.badge{
  display:inline-flex;
  align-items:center;
  gap:6px;
  padding:5px 12px;
  border-radius:var(--radius-pill);
  font-size:12px;
  font-weight:700;
  letter-spacing:.3px;
}
.badge-red{background:rgba(229,9,47,0.22);color:#FF6C85;border:1px solid rgba(229,9,47,0.45);}
.badge-cyan{background:var(--accent-soft);color:var(--accent);border:1px solid rgba(33,212,253,0.4);}
.badge-gray{background:rgba(255,255,255,0.07);color:var(--text-2);border:1px solid var(--border);}
.media-body{
  padding:24px 28px;
  display:flex;
  flex-direction:column;
  justify-content:center;
  gap:12px;
}
.media-meta{
  display:flex;
  align-items:center;
  flex-wrap:wrap;
  gap:12px;
  font-size:12.5px;
  color:var(--text-3);
}
.media-meta .dot{width:4px;height:4px;border-radius:50%;background:var(--text-3);display:inline-block;}
.media-body h3{
  font-size:19px;
  line-height:1.5;
  color:var(--text-1);
  transition:color .22s ease;
}
.media-card:hover .media-body h3{color:var(--accent);}
.media-body p{
  color:var(--text-2);
  font-size:14.5px;
  line-height:1.85;
}
.media-foot{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:14px;
  flex-wrap:wrap;
  margin-top:2px;
}
.tag-row{display:flex;flex-wrap:wrap;gap:8px;}
.tag{
  font-size:12px;
  padding:4px 11px;
  border-radius:var(--radius-pill);
  background:rgba(255,255,255,0.05);
  border:1px solid var(--border);
  color:var(--text-2);
}
.read-more{
  color:var(--primary-hover);
  font-size:13.5px;
  font-weight:700;
  display:inline-flex;
  align-items:center;
  gap:7px;
  transition:gap .22s ease,color .22s ease;
}
.media-card:hover .read-more{gap:11px;color:var(--accent);}

/* ============ 核对要点 ============ */
.check-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:20px;
}
.check-card{
  padding:26px 24px;
  border-radius:var(--radius-md);
  border:1px solid var(--border);
  background:var(--glass);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  transition:border-color .25s ease,transform .25s ease;
}
.check-card:hover{border-color:rgba(33,212,253,0.45);transform:translateY(-3px);}
.check-icon{
  width:44px;height:44px;
  border-radius:13px;
  display:grid;place-items:center;
  background:rgba(229,9,47,0.16);
  border:1px solid rgba(229,9,47,0.35);
  color:var(--primary-hover);
  font-size:17px;
  margin-bottom:16px;
}
.check-card h3{font-size:17px;margin-bottom:10px;}
.check-card p{color:var(--text-2);font-size:14.5px;line-height:1.85;}

/* ============ 分页 ============ */
.pager{
  display:flex;
  align-items:center;
  justify-content:center;
  gap:10px;
  margin-top:38px;
  flex-wrap:wrap;
}
.pager a,.pager span{
  min-width:42px;
  height:42px;
  padding:0 14px;
  border-radius:var(--radius-sm);
  border:1px solid var(--border);
  background:rgba(255,255,255,0.04);
  color:var(--text-2);
  font-size:14px;
  font-weight:600;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  transition:all .22s ease;
}
.pager a:hover{color:#fff;border-color:rgba(33,212,253,0.5);background:rgba(33,212,253,0.1);}
.pager .is-current{
  color:#fff;
  background:linear-gradient(135deg,var(--primary),#A80623);
  border-color:transparent;
  box-shadow:0 0 16px var(--primary-glow);
}
.pager .is-disabled{opacity:.4;cursor:not-allowed;}

/* ============ FAQ ============ */
.faq-list{
  display:flex;
  flex-direction:column;
  gap:14px;
  max-width:940px;
}
.faq-item{
  border-radius:var(--radius-md);
  border:1px solid var(--border);
  background:var(--glass);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  overflow:hidden;
  transition:border-color .25s ease;
}
.faq-item.is-open{border-color:rgba(229,9,47,0.45);}
.faq-q{
  width:100%;
  min-height:56px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  padding:16px 22px;
  background:transparent;
  border:0;
  color:var(--text-1);
  font-size:16px;
  font-weight:700;
  text-align:left;
  cursor:pointer;
  position:relative;
  transition:color .22s ease,background-color .22s ease;
}
.faq-q::before{
  content:"";
  position:absolute;
  left:0;top:12px;bottom:12px;
  width:3px;
  border-radius:3px;
  background:var(--primary);
  opacity:0;
  transition:opacity .25s ease;
}
.faq-item.is-open .faq-q::before{opacity:1;}
.faq-q:hover{color:var(--accent);background:rgba(33,212,253,0.05);}
.faq-q i{
  color:var(--text-3);
  font-size:14px;
  transition:transform .25s ease,color .25s ease;
  flex-shrink:0;
}
.faq-item.is-open .faq-q i{transform:rotate(45deg);color:var(--primary-hover);}
.faq-a{
  max-height:0;
  overflow:hidden;
  transition:max-height .34s ease;
}
.faq-a p{
  padding:0 22px 20px 22px;
  color:var(--text-2);
  font-size:14.5px;
  line-height:1.9;
}

/* ============ CTA 条 ============ */
.cta-bar{
  margin-top:var(--section-gap);
  border-radius:var(--radius-lg);
  border:1px solid var(--border);
  background:
    linear-gradient(90deg,rgba(11,18,32,0.92),rgba(17,28,46,0.62)),
    url("/assets/images/backpic/back-3.webp") center/cover no-repeat;
  padding:34px 38px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:26px;
  flex-wrap:wrap;
  position:relative;
  overflow:hidden;
}
.cta-bar::before{
  content:"";
  position:absolute;
  inset:0;
  background:repeating-linear-gradient(115deg,rgba(255,255,255,0.045) 0 1px,transparent 1px 46px);
  pointer-events:none;
}
.cta-bar-inner{position:relative;z-index:2;}
.cta-bar h2{font-size:clamp(20px,2.2vw,26px);margin-bottom:8px;}
.cta-bar p{color:var(--text-2);font-size:14.5px;}
.cta-actions{display:flex;gap:12px;flex-wrap:wrap;position:relative;z-index:2;}

/* ============ 页脚 ============ */
.site-footer{
  margin-top:var(--section-gap);
  border-top:1px solid var(--border);
  background:rgba(7,11,20,0.92);
  padding:64px 0 0;
  position:relative;
  z-index:1;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.5fr 1fr 1.2fr 1.2fr;
  gap:38px;
}
.footer-brand p{
  margin-top:16px;
  color:var(--text-2);
  font-size:14px;
  line-height:1.85;
  max-width:330px;
}
.footer-title{
  font-size:14.5px;
  font-weight:800;
  color:var(--text-1);
  margin-bottom:16px;
  letter-spacing:.4px;
}
.footer-links li{margin-bottom:10px;}
.footer-links a{
  color:var(--text-2);
  font-size:14px;
}
.footer-links a:hover{color:var(--accent);text-decoration:underline;text-underline-offset:3px;}
.footer-tags{display:flex;flex-wrap:wrap;gap:9px;}
.footer-tags a{
  font-size:12.5px;
  padding:5px 12px;
  border-radius:var(--radius-pill);
  border:1px solid var(--border);
  background:rgba(255,255,255,0.04);
  color:var(--text-2);
  transition:all .22s ease;
}
.footer-tags a:hover{color:#fff;border-color:rgba(33,212,253,0.5);background:rgba(33,212,253,0.1);}
.sub-form{
  display:flex;
  gap:9px;
  align-items:center;
}
.sub-form input{
  flex:1;
  min-width:0;
  padding:11px 14px;
  border-radius:var(--radius-sm);
  border:1px solid var(--border);
  background:rgba(255,255,255,0.06);
  color:var(--text-1);
  font-size:14px;
  transition:border-color .22s ease,background-color .22s ease;
}
.sub-form input::placeholder{color:var(--text-3);}
.sub-form input:focus{border-color:rgba(33,212,253,0.55);background:rgba(33,212,253,0.08);}
.sub-form input.is-error{border-color:rgba(255,69,58,0.7);}
.form-hint{
  margin-top:10px;
  font-size:12.5px;
  color:var(--text-3);
}
.form-hint.is-ok{color:var(--success);}
.form-hint.is-error{color:#FF453A;}
.footer-bottom{
  margin-top:48px;
  padding:22px 0 26px;
  border-top:1px solid var(--border);
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:14px;
  flex-wrap:wrap;
  font-size:13px;
  color:var(--text-3);
}

/* ============ 响应式 ============ */
@media (max-width:1180px){
  .search-box input{width:110px;}
}
@media (max-width:1023px){
  :root{--section-gap:72px;}
  .nav-chips{display:none;}
  .menu-toggle{display:inline-flex;align-items:center;justify-content:center;}
  .search-box{display:none;}
  .media-link{grid-template-columns:270px 1fr;}
  .media-body{padding:20px 22px;}
  .check-grid{grid-template-columns:1fr 1fr;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .cat-hero-inner{padding:36px 32px;}
}
@media (max-width:767px){
  :root{--section-gap:56px;}
  .container{padding:0 18px;}
  .header-inner{min-height:60px;gap:12px;}
  .brand-text{font-size:15.5px;}
  .cat-hero{min-height:0;background:linear-gradient(160deg,rgba(7,11,20,0.94),rgba(17,28,46,0.86)),url("/assets/images/backpic/back-2.png") center/cover no-repeat;}
  .cat-hero-inner{padding:30px 22px;}
  .cat-hero-stats{gap:20px;margin-top:20px;}
  .cat-stat b{font-size:20px;}
  .media-link{grid-template-columns:1fr;}
  .media-thumb{min-height:180px;aspect-ratio:16/9;}
  .media-thumb::after{background:linear-gradient(180deg,rgba(7,11,20,0) 45%,rgba(11,18,32,0.8) 100%);}
  .media-body{padding:18px 18px 22px;}
  .media-body h3{font-size:17px;}
  .check-grid{grid-template-columns:1fr;}
  .cta-bar{padding:26px 22px;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:8px;}
  .filter-bar{padding:14px;}
}
@media (max-width:520px){
  .brand-text{max-width:130px;overflow:hidden;text-overflow:ellipsis;}
  .chip{padding:7px 13px;font-size:13px;}
  .section-head{margin-bottom:22px;}
  .faq-q{font-size:15px;padding:14px 16px;}
  .faq-a p{padding:0 16px 18px 16px;}
}

/* roulang page: category4 */
:root{
  --bg-0:#070B14;--bg-1:#0B1220;--bg-2:#111C2E;
  --panel:rgba(17,28,46,.62);--panel-2:rgba(255,255,255,.045);
  --primary:#E5092F;--primary-hover:#FF2A4D;--primary-glow:rgba(229,9,47,.38);
  --accent:#21D4FD;--accent-soft:rgba(33,212,253,.16);
  --text-1:#F5F7FA;--text-2:#A8B3C7;--text-3:#6B7A90;--white:#FFFFFF;
  --border:rgba(255,255,255,.08);--border-hover:rgba(229,9,47,.55);--border-accent:rgba(33,212,253,.45);
  --ok:#30D158;--warn:#FFB800;--err:#FF453A;
  --radius-sm:10px;--radius:16px;--radius-lg:22px;--pill:999px;
  --shadow:0 10px 30px rgba(0,0,0,.35);
  --container:1240px;
  --font-cn:"PingFang SC","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,sans-serif;
  --font-num:"DIN Alternate","Barlow Condensed","PingFang SC",sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;padding:0;font-family:var(--font-cn);font-size:16px;line-height:1.8;
  color:var(--text-1);background:var(--bg-0);
  background-image:
    radial-gradient(900px 520px at 12% -8%,rgba(229,9,47,.16),transparent 62%),
    radial-gradient(760px 460px at 92% 6%,rgba(33,212,253,.11),transparent 60%);
  background-attachment:fixed;
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4{margin:0;font-weight:800;line-height:1.25;letter-spacing:.2px;}
p{margin:0;}
ul,ol{margin:0;padding:0;list-style:none;}
a{color:var(--text-2);text-decoration:none;transition:color .22s ease,border-color .22s ease,background-color .22s ease;}
a:hover{color:var(--accent);}
img{max-width:100%;display:block;}
button,input{font-family:inherit;font-size:inherit;}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px;border-radius:6px;}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px;}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(7,11,20,.68);
  backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px);
  border-bottom:1px solid var(--border);
  transition:background-color .3s ease,box-shadow .3s ease;
}
.site-header.is-scrolled{background:rgba(7,11,20,.92);box-shadow:0 12px 34px rgba(0,0,0,.45);}
.header-inner{display:flex;align-items:center;gap:20px;min-height:72px;}
.brand{display:inline-flex;align-items:center;gap:10px;flex:0 0 auto;}
.brand-mark{
  width:36px;height:36px;border-radius:11px;display:grid;place-items:center;
  font-family:var(--font-num);font-weight:800;font-size:19px;color:#fff;
  background:linear-gradient(150deg,var(--primary),#8d0620);
  box-shadow:0 0 18px var(--primary-glow);
}
.brand-text{font-size:17px;font-weight:800;color:var(--text-1);white-space:nowrap;letter-spacing:.4px;}
.brand:hover .brand-text{color:#fff;}
.nav-chips{
  display:flex;align-items:center;gap:6px;flex:1 1 auto;min-width:0;
  overflow-x:auto;scrollbar-width:none;padding:4px 2px;
}
.nav-chips::-webkit-scrollbar{display:none;}
.chip{
  flex:0 0 auto;padding:8px 14px;border-radius:var(--pill);font-size:14px;font-weight:500;
  color:var(--text-2);border:1px solid var(--border);background:rgba(255,255,255,.035);
  white-space:nowrap;transition:all .22s ease;
}
.chip:hover{color:#fff;border-color:var(--border-accent);background:rgba(33,212,253,.08);}
.chip.is-active{
  color:#fff;border-color:transparent;
  background:linear-gradient(180deg,var(--primary),#b10627);
  box-shadow:0 0 18px var(--primary-glow);
}
.header-actions{display:flex;align-items:center;gap:12px;flex:0 0 auto;}
.search-box{
  display:flex;align-items:center;gap:8px;padding:7px 14px;border-radius:var(--pill);
  background:rgba(255,255,255,.05);border:1px solid var(--border);transition:border-color .22s ease;
}
.search-box:focus-within{border-color:var(--border-accent);background:rgba(33,212,253,.07);}
.search-box input{background:transparent;border:0;outline:none;color:var(--text-1);width:132px;font-size:14px;}
.search-box input::placeholder{color:var(--text-3);}
.search-box .s-icon{color:var(--text-3);font-size:14px;}
.menu-toggle{
  display:none;width:40px;height:40px;border-radius:11px;border:1px solid var(--border);
  background:rgba(255,255,255,.05);color:var(--text-1);font-size:18px;cursor:pointer;
}
.menu-toggle:hover{border-color:var(--border-accent);color:var(--accent);}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 26px;border-radius:12px;font-size:15px;font-weight:700;cursor:pointer;
  border:1px solid transparent;transition:all .22s ease;white-space:nowrap;
}
.btn-primary{
  color:#fff;background:linear-gradient(180deg,var(--primary),#bb0728);
  box-shadow:0 0 24px var(--primary-glow);
}
.btn-primary:hover{background:linear-gradient(180deg,var(--primary-hover),#d60a30);transform:translateY(-1px);color:#fff;box-shadow:0 0 30px var(--primary-glow);}
.btn-primary:active{transform:translateY(1px);}
.btn-ghost{color:var(--text-1);background:rgba(255,255,255,.05);border-color:var(--border);}
.btn-ghost:hover{border-color:var(--border-accent);color:#fff;background:rgba(33,212,253,.09);transform:translateY(-1px);}
.btn-sm{padding:9px 18px;font-size:14px;border-radius:10px;}

/* ---------- breadcrumb ---------- */
.crumb{padding:20px 0 0;font-size:13px;color:var(--text-3);}
.crumb a{color:var(--text-3);}
.crumb a:hover{color:var(--accent);}
.crumb .sep{margin:0 8px;color:var(--text-3);opacity:.7;}
.crumb .now{color:var(--text-2);}

/* ---------- hero ---------- */
.cat-hero{
  position:relative;margin-top:18px;border-radius:var(--radius-lg);overflow:hidden;
  min-height:296px;display:flex;align-items:flex-end;
  background-image:url('/assets/images/backpic/back-3.webp');
  background-size:cover;background-position:center;
  border:1px solid var(--border);box-shadow:var(--shadow);
}
.cat-hero::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(103deg,rgba(7,11,20,.94) 8%,rgba(7,11,20,.72) 46%,rgba(7,11,20,.42) 100%);
}
.cat-hero-inner{position:relative;z-index:2;padding:38px 40px;width:100%;}
.hero-tagline{
  display:inline-flex;align-items:center;gap:8px;padding:6px 14px;border-radius:var(--pill);
  font-size:12.5px;font-weight:700;color:var(--accent);
  background:var(--accent-soft);border:1px solid rgba(33,212,253,.3);letter-spacing:.5px;
}
.cat-hero h1{margin:16px 0 14px;font-size:clamp(28px,3.6vw,46px);color:#fff;max-width:820px;}
.cat-hero h1 em{font-style:normal;color:var(--primary-hover);}
.cat-hero .lead{max-width:720px;color:var(--text-2);font-size:15.5px;line-height:1.85;}
.hero-metrics{display:flex;flex-wrap:wrap;gap:28px;margin-top:24px;}
.metric-num{font-family:var(--font-num);font-size:28px;font-weight:800;color:#fff;line-height:1;}
.metric-num span{font-size:14px;color:var(--primary-hover);margin-left:2px;}
.metric-label{font-size:13px;color:var(--text-3);margin-top:6px;}

/* ---------- section ---------- */
.section{padding:64px 0;}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:26px;flex-wrap:wrap;}
.section-head h2{font-size:clamp(21px,2.3vw,29px);}
.section-head h2 em{font-style:normal;color:var(--accent);}
.section-head .desc{color:var(--text-2);font-size:14.5px;margin-top:10px;max-width:660px;line-height:1.8;}
.section-more{font-size:14px;font-weight:600;color:var(--accent);}
.section-more:hover{text-decoration:underline;text-underline-offset:4px;}

/* ---------- tag cloud ---------- */
.tag-cloud{display:flex;flex-wrap:wrap;gap:10px;padding:22px;border-radius:var(--radius);background:var(--panel);border:1px solid var(--border);backdrop-filter:blur(16px);}
.tag{
  padding:8px 16px;border-radius:var(--pill);font-size:13.5px;color:var(--text-2);
  background:rgba(255,255,255,.05);border:1px solid var(--border);transition:all .22s ease;
}
.tag:hover{color:#fff;border-color:var(--border-accent);background:rgba(33,212,253,.1);transform:translateY(-1px);}
.tag.is-on{color:#fff;background:linear-gradient(180deg,rgba(229,9,47,.9),rgba(150,5,32,.9));border-color:transparent;box-shadow:0 0 16px var(--primary-glow);}
.tag .cnt{font-family:var(--font-num);font-size:12px;opacity:.75;margin-left:6px;}

/* ---------- compact list ---------- */
.compact-list{display:grid;gap:14px;}
.compact-item{
  display:grid;grid-template-columns:118px minmax(0,1fr);gap:18px;align-items:center;
  padding:16px 20px;border-radius:var(--radius);background:var(--panel);
  border:1px solid var(--border);backdrop-filter:blur(16px);
  box-shadow:var(--shadow);transition:border-color .25s ease,transform .25s ease,box-shadow .25s ease;
}
.compact-item:hover{border-color:var(--border-hover);transform:translateY(-2px);box-shadow:0 16px 38px rgba(0,0,0,.45);}
.compact-thumb{position:relative;border-radius:12px;overflow:hidden;aspect-ratio:4/3;background:var(--bg-2);}
.compact-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .35s ease;}
.compact-item:hover .compact-thumb img{transform:scale(1.05);}
.compact-body{min-width:0;}
.compact-top{display:flex;align-items:center;gap:10px;flex-wrap:wrap;margin-bottom:8px;}
.mini-tag{
  font-size:12px;font-weight:700;padding:3px 10px;border-radius:var(--pill);
  color:var(--accent);background:var(--accent-soft);border:1px solid rgba(33,212,253,.24);
}
.mini-tag.red{color:#FF8095;background:rgba(229,9,47,.14);border-color:rgba(229,9,47,.32);}
.compact-time{font-size:12.5px;color:var(--text-3);font-family:var(--font-num);letter-spacing:.3px;}
.compact-title{font-size:17px;font-weight:700;color:var(--text-1);line-height:1.5;}
.compact-item:hover .compact-title{color:#fff;}
.compact-title a{color:inherit;}
.compact-desc{margin-top:7px;font-size:14px;color:var(--text-2);line-height:1.75;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.compact-meta{margin-top:10px;display:flex;gap:16px;flex-wrap:wrap;font-size:12.5px;color:var(--text-3);}
.compact-meta b{color:var(--text-2);font-weight:600;font-family:var(--font-num);}

/* ---------- value cards ---------- */
.value-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px;}
.value-card{
  padding:24px;border-radius:var(--radius);background:var(--panel);border:1px solid var(--border);
  backdrop-filter:blur(16px);transition:border-color .25s ease,transform .25s ease;
}
.value-card:hover{border-color:var(--border-accent);transform:translateY(-2px);}
.value-card h3{font-size:17px;margin-bottom:10px;color:#fff;}
.value-card p{font-size:14.5px;color:var(--text-2);line-height:1.8;}
.value-no{font-family:var(--font-num);font-size:13px;font-weight:800;color:var(--primary-hover);letter-spacing:2px;margin-bottom:12px;display:block;}

/* ---------- steps ---------- */
.steps{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px;counter-reset:step;}
.step{
  position:relative;padding:24px 20px;border-radius:var(--radius);
  background:linear-gradient(180deg,rgba(17,28,46,.72),rgba(11,18,32,.62));
  border:1px solid var(--border);transition:border-color .25s ease;
}
.step:hover{border-color:var(--border-hover);}
.step::before{
  counter-increment:step;content:counter(step,decimal-leading-zero);
  font-family:var(--font-num);font-size:22px;font-weight:800;color:var(--primary-hover);
  display:block;margin-bottom:12px;
}
.step h4{font-size:16px;margin-bottom:8px;color:#fff;}
.step p{font-size:14px;color:var(--text-2);line-height:1.75;}

/* ---------- faq ---------- */
.faq-wrap{display:grid;gap:12px;}
.faq-item{
  border-radius:var(--radius);background:var(--panel);border:1px solid var(--border);
  backdrop-filter:blur(16px);overflow:hidden;position:relative;transition:border-color .25s ease;
}
.faq-item:hover{border-color:rgba(255,255,255,.18);}
.faq-item.is-open{border-color:var(--border-hover);}
.faq-item::before{
  content:"";position:absolute;left:0;top:0;bottom:0;width:3px;background:var(--primary);
  opacity:0;transition:opacity .25s ease;
}
.faq-item.is-open::before{opacity:1;}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  min-height:56px;padding:16px 22px;background:transparent;border:0;cursor:pointer;
  text-align:left;color:var(--text-1);font-size:16px;font-weight:700;
}
.faq-q:hover{color:#fff;}
.faq-q .sign{
  flex:0 0 auto;width:24px;height:24px;border-radius:50%;display:grid;place-items:center;
  font-size:15px;color:var(--accent);background:var(--accent-soft);transition:transform .3s ease;
}
.faq-item.is-open .sign{transform:rotate(45deg);}
.faq-a{max-height:0;overflow:hidden;transition:max-height .35s ease;}
.faq-a p{padding:0 22px 20px;font-size:14.5px;color:var(--text-2);line-height:1.85;}

/* ---------- cta ---------- */
.cta-band{
  position:relative;overflow:hidden;border-radius:var(--radius-lg);
  padding:36px 40px;display:flex;align-items:center;justify-content:space-between;gap:26px;flex-wrap:wrap;
  background:
    linear-gradient(90deg,rgba(229,9,47,.20),rgba(33,212,253,.10) 72%,rgba(7,11,20,0)),
    rgba(17,28,46,.78);
  border:1px solid var(--border);backdrop-filter:blur(16px);
}
.cta-band::after{
  content:"";position:absolute;inset:0;pointer-events:none;opacity:.35;
  background-image:repeating-linear-gradient(90deg,rgba(255,255,255,.05) 0 1px,transparent 1px 68px);
}
.cta-band h2{font-size:clamp(20px,2.2vw,26px);color:#fff;position:relative;z-index:2;}
.cta-band p{margin-top:8px;color:var(--text-2);font-size:14.5px;position:relative;z-index:2;}
.cta-band .btn{position:relative;z-index:2;}

/* ---------- pager ---------- */
.pager{display:flex;justify-content:center;align-items:center;gap:8px;margin-top:34px;flex-wrap:wrap;}
.pager a,.pager span{
  min-width:40px;height:40px;padding:0 14px;display:inline-flex;align-items:center;justify-content:center;
  border-radius:11px;font-size:14px;font-weight:600;border:1px solid var(--border);
  background:rgba(255,255,255,.04);color:var(--text-2);
}
.pager a:hover{border-color:var(--border-accent);color:#fff;}
.pager .cur{background:linear-gradient(180deg,var(--primary),#b10627);color:#fff;border-color:transparent;box-shadow:0 0 16px var(--primary-glow);}

/* ---------- footer ---------- */
.site-footer{margin-top:40px;border-top:1px solid var(--border);background:rgba(7,11,20,.86);padding:56px 0 26px;}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:34px;}
.footer-brand .brand{margin-bottom:16px;}
.footer-brand p{font-size:14px;color:var(--text-2);line-height:1.8;max-width:330px;}
.footer-title{font-size:14.5px;color:#fff;margin-bottom:14px;letter-spacing:.4px;}
.footer-links{display:grid;gap:10px;}
.footer-links a{font-size:14px;color:var(--text-2);}
.footer-links a:hover{color:var(--accent);}
.footer-tags{display:flex;flex-wrap:wrap;gap:8px;}
.footer-tags a{
  font-size:12.5px;padding:5px 12px;border-radius:var(--pill);
  color:var(--text-2);background:rgba(255,255,255,.05);border:1px solid var(--border);
}
.footer-tags a:hover{color:#fff;border-color:var(--border-accent);}
.sub-form{display:flex;gap:8px;align-items:center;}
.sub-form input{
  flex:1 1 auto;min-width:0;padding:11px 14px;border-radius:12px;font-size:14px;
  color:var(--text-1);background:rgba(255,255,255,.06);border:1px solid var(--border);outline:none;
  transition:border-color .22s ease,background-color .22s ease;
}
.sub-form input::placeholder{color:var(--text-3);}
.sub-form input:focus{border-color:var(--border-accent);background:rgba(33,212,253,.08);}
.sub-form input.is-error{border-color:var(--err);}
.form-hint{margin-top:10px;font-size:12.5px;color:var(--text-3);}
.form-hint.ok{color:var(--ok);}
.form-hint.bad{color:var(--err);}
.footer-bottom{
  margin-top:38px;padding-top:20px;border-top:1px solid var(--border);
  display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;
  font-size:13px;color:var(--text-3);
}

/* ---------- responsive ---------- */
@media (max-width:1100px){
  .search-box input{width:104px;}
  .footer-grid{grid-template-columns:1fr 1fr;}
}
@media (max-width:1023px){
  .value-grid{grid-template-columns:1fr 1fr;}
  .steps{grid-template-columns:1fr 1fr;}
  .section{padding:54px 0;}
}
@media (max-width:900px){
  .menu-toggle{display:inline-grid;place-items:center;order:3;}
  .header-inner{flex-wrap:wrap;gap:12px;padding:10px 0;}
  .nav-chips{
    order:4;flex:1 0 100%;display:none;padding:12px 0 6px;gap:8px;
  }
  .nav-chips.is-open{display:flex;}
  .header-actions{margin-left:auto;order:2;}
  .search-box{display:none;}
  .cat-hero-inner{padding:30px 24px;}
}
@media (max-width:767px){
  .container{padding:0 18px;}
  .brand-text{font-size:15.5px;}
  .cat-hero{min-height:250px;border-radius:18px;}
  .cat-hero .lead{font-size:14.5px;}
  .hero-metrics{gap:20px;}
  .metric-num{font-size:23px;}
  .value-grid{grid-template-columns:1fr;}
  .steps{grid-template-columns:1fr;}
  .compact-item{grid-template-columns:92px minmax(0,1fr);gap:14px;padding:14px;}
  .compact-title{font-size:15.5px;}
  .compact-desc{-webkit-line-clamp:2;}
  .cta-band{padding:26px 22px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:26px;}
  .footer-brand{grid-column:1 / -1;}
}
@media (max-width:520px){
  .container{padding:0 16px;}
  .section{padding:44px 0;}
  .compact-item{grid-template-columns:1fr;}
  .compact-thumb{aspect-ratio:16/7;}
  .cat-hero h1{font-size:26px;}
  .footer-grid{grid-template-columns:1fr;}
  .footer-bottom{flex-direction:column;gap:8px;}
  .btn{padding:12px 20px;font-size:14.5px;}
}

/* roulang page: category5 */
:root{
  --bg-0:#070B14;
  --bg-1:#0B1220;
  --bg-2:#111C2E;
  --glass:rgba(17,28,46,.62);
  --primary:#E5092F;
  --primary-hover:#FF2A4D;
  --primary-glow:rgba(229,9,47,.38);
  --accent:#21D4FD;
  --accent-soft:rgba(33,212,253,.16);
  --text-1:#F5F7FA;
  --text-2:#A8B3C7;
  --text-3:#6B7A90;
  --border:rgba(255,255,255,.08);
  --border-hover:rgba(229,9,47,.55);
  --border-accent:rgba(33,212,253,.45);
  --success:#30D158;
  --warning:#FFB800;
  --danger:#FF453A;
  --radius-sm:10px;
  --radius-md:16px;
  --radius-lg:20px;
  --radius-xl:24px;
  --pill:999px;
  --shadow-card:0 10px 30px rgba(0,0,0,.35);
  --shadow-glow:0 0 24px var(--primary-glow);
  --space-section:88px;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
html body{
  margin:0;
  padding:0;
  background-color:var(--bg-0);
  background-image:
    radial-gradient(1100px 560px at 84% -12%,rgba(33,212,253,.09),transparent 62%),
    radial-gradient(900px 520px at -6% 8%,rgba(229,9,47,.12),transparent 62%);
  background-attachment:fixed;
  color:var(--text-1);
  font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,"Helvetica Neue",sans-serif;
  font-size:16px;
  line-height:1.8;
  -webkit-font-smoothing:antialiased;
}
html body h1,html body h2,html body h3,html body h4{margin:0;font-weight:800;line-height:1.26;color:var(--text-1);letter-spacing:.2px}
html body p{margin:0}
html body a{color:inherit;text-decoration:none}
html body img{max-width:100%;display:block;border:0}
html body ul,html body ol{margin:0;padding:0;list-style:none}
html body button,html body input{font:inherit;color:inherit}
html body button{background:none;border:0;cursor:pointer}
html body input{background:transparent;border:0;outline:0}
::-webkit-scrollbar{width:9px;height:8px}
::-webkit-scrollbar-track{background:rgba(255,255,255,.03)}
::-webkit-scrollbar-thumb{background:rgba(229,9,47,.42);border-radius:99px}
::-webkit-scrollbar-thumb:hover{background:rgba(229,9,47,.68)}
::selection{background:rgba(229,9,47,.55);color:#fff}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px;border-radius:6px}

.container{width:100%;max-width:1240px;margin:0 auto;padding:0 24px}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:80;
  background:rgba(7,11,20,.72);
  backdrop-filter:blur(18px);
  -webkit-backdrop-filter:blur(18px);
  border-bottom:1px solid var(--border);
  transition:background .3s ease,border-color .3s ease,box-shadow .3s ease;
}
.site-header.is-scrolled{
  background:rgba(7,11,20,.94);
  border-bottom-color:rgba(255,255,255,.13);
  box-shadow:0 12px 34px rgba(0,0,0,.42);
}
.header-inner{display:flex;align-items:center;gap:18px;height:74px}
.brand{display:inline-flex;align-items:center;gap:10px;flex-shrink:0}
.brand-mark{
  width:36px;height:36px;border-radius:12px;display:grid;place-items:center;
  background:linear-gradient(140deg,var(--primary) 0%,#8C0721 100%);
  color:#fff;font-weight:800;font-size:17px;letter-spacing:.5px;
  box-shadow:var(--shadow-glow);
  transition:transform .25s ease,box-shadow .25s ease;
}
.brand:hover .brand-mark{transform:translateY(-1px) rotate(-3deg);box-shadow:0 0 30px var(--primary-glow)}
.brand-text{font-size:17px;font-weight:800;color:var(--text-1);white-space:nowrap}
.nav-chips{
  display:flex;align-items:center;gap:6px;
  margin:0 auto;overflow-x:auto;scrollbar-width:none;-ms-overflow-style:none;
  padding:6px 4px;
}
.nav-chips::-webkit-scrollbar{display:none}
.chip{
  display:inline-flex;align-items:center;white-space:nowrap;
  padding:8px 15px;border-radius:var(--pill);
  font-size:14px;font-weight:600;color:var(--text-2);
  border:1px solid transparent;
  transition:color .22s ease,background .22s ease,border-color .22s ease,box-shadow .22s ease,transform .22s ease;
}
.chip:hover{color:#fff;background:rgba(255,255,255,.07);border-color:rgba(255,255,255,.14);transform:translateY(-1px)}
.chip.is-active{
  color:#fff;
  background:linear-gradient(135deg,rgba(229,9,47,.96),rgba(229,9,47,.68));
  border-color:rgba(255,255,255,.16);
  box-shadow:0 0 20px var(--primary-glow);
}
.chip:active{transform:translateY(0)}
.header-actions{display:flex;align-items:center;gap:10px;flex-shrink:0}
.search-box{
  display:flex;align-items:center;gap:8px;
  background:rgba(255,255,255,.06);
  border:1px solid var(--border);
  border-radius:12px;
  padding:5px 6px 5px 12px;
  transition:border-color .25s ease,box-shadow .25s ease;
}
.search-box:focus-within{border-color:var(--border-accent);box-shadow:0 0 0 3px rgba(33,212,253,.12)}
.search-box svg{width:16px;height:16px;stroke:var(--text-3);flex-shrink:0}
.search-box input{width:142px;font-size:14px;color:var(--text-1)}
.search-box input::placeholder{color:var(--text-3)}
.hamburger{
  display:none;width:42px;height:42px;border-radius:12px;
  border:1px solid var(--border);background:rgba(255,255,255,.05);
  align-items:center;justify-content:center;
}
.hamburger span{display:block;width:18px;height:2px;background:var(--text-1);border-radius:2px;position:relative}
.hamburger span::before,.hamburger span::after{content:"";position:absolute;left:0;width:18px;height:2px;background:var(--text-1);border-radius:2px;transition:transform .25s ease}
.hamburger span::before{top:-6px}
.hamburger span::after{top:6px}
.mobile-panel{display:none}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:11px 20px;border-radius:12px;border:1px solid transparent;
  font-size:15px;font-weight:700;cursor:pointer;
  transition:background .25s ease,color .25s ease,border-color .25s ease,transform .2s ease,box-shadow .25s ease;
}
.btn-primary{background:var(--primary);color:#fff;box-shadow:var(--shadow-glow)}
.btn-primary:hover{background:var(--primary-hover);transform:translateY(-1px);box-shadow:0 0 30px var(--primary-glow)}
.btn-primary:active{transform:translateY(0);box-shadow:0 0 14px var(--primary-glow)}
.btn-ghost{background:rgba(255,255,255,.04);border-color:var(--border);color:var(--text-1)}
.btn-ghost:hover{border-color:var(--border-accent);color:#fff;transform:translateY(-1px)}
.btn-ghost:active{transform:translateY(0)}
.btn-sm{padding:9px 16px;font-size:14px;border-radius:10px}
.btn[disabled],.btn.is-disabled{opacity:.45;cursor:not-allowed;box-shadow:none;transform:none}

/* ---------- badges / tags ---------- */
.badge{
  display:inline-flex;align-items:center;gap:6px;
  padding:4px 11px;border-radius:var(--pill);
  font-size:12.5px;font-weight:700;line-height:1.6;letter-spacing:.2px;
}
.badge-red{background:rgba(229,9,47,.18);color:#FF7A90;border:1px solid rgba(229,9,47,.42)}
.badge-cyan{background:var(--accent-soft);color:#7CE7FF;border:1px solid rgba(33,212,253,.36)}
.badge-live{background:rgba(229,9,47,.92);color:#fff;border:1px solid rgba(255,255,255,.2)}
.badge-live::before{content:"";width:6px;height:6px;border-radius:50%;background:#fff;animation:pulse 1.6s infinite}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.35}}

/* ---------- breadcrumb ---------- */
.crumb{display:flex;align-items:center;gap:8px;font-size:13.5px;color:var(--text-3);flex-wrap:wrap}
.crumb a{color:var(--text-2);transition:color .22s ease,text-decoration-color .22s ease;text-decoration:underline;text-decoration-color:transparent;text-underline-offset:4px}
.crumb a:hover{color:var(--accent);text-decoration-color:var(--accent)}
.crumb .sep{color:rgba(255,255,255,.22)}
.crumb .current{color:var(--text-3)}

/* ---------- category hero ---------- */
.cat-hero{position:relative;overflow:hidden;border-bottom:1px solid var(--border);margin-bottom:36px}
.cat-hero-bg{
  position:absolute;inset:0;
  background-image:url('/assets/images/backpic/back-2.png');
  background-size:cover;background-position:center;
  opacity:.44;
}
.cat-hero::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(7,11,20,.42) 0%,rgba(7,11,20,.82) 58%,var(--bg-0) 100%);
}
.cat-hero-inner{position:relative;z-index:2;padding:56px 0 44px;max-width:880px}
.cat-label{display:inline-flex;align-items:center;gap:8px;margin-bottom:16px}
.cat-title{font-size:clamp(30px,4vw,50px);line-height:1.2;margin:0 0 16px}
.cat-title em{font-style:normal;color:var(--primary-hover)}
.cat-desc{color:var(--text-2);font-size:16px;line-height:1.9;max-width:760px}
.cat-stats{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px}
.stat-pill{
  display:flex;align-items:baseline;gap:8px;
  padding:10px 16px;border-radius:14px;
  background:var(--glass);border:1px solid var(--border);
  backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
}
.stat-num{font-family:"DIN Alternate","Barlow Condensed",Impact,sans-serif;font-size:22px;font-weight:800;color:var(--accent);letter-spacing:.5px}
.stat-txt{font-size:13px;color:var(--text-2)}

/* ---------- filter bar ---------- */
.filter-bar{
  display:flex;align-items:center;gap:10px;flex-wrap:wrap;
  padding:14px 18px;margin-bottom:30px;
  border-radius:var(--radius-md);
  background:var(--glass);border:1px solid var(--border);
  backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
}
.filter-label{font-size:13px;color:var(--text-3);margin-right:4px}
.filter-chip{
  padding:7px 15px;border-radius:var(--pill);font-size:13.5px;font-weight:600;
  color:var(--text-2);border:1px solid var(--border);background:rgba(255,255,255,.03);
  transition:all .22s ease;
}
.filter-chip:hover{color:#fff;border-color:var(--border-accent)}
.filter-chip.is-active{color:#fff;background:rgba(229,9,47,.9);border-color:rgba(255,255,255,.18);box-shadow:0 0 18px var(--primary-glow)}

/* ---------- layout ---------- */
.layout{display:grid;grid-template-columns:minmax(0,1fr) 336px;gap:30px;align-items:start;padding-bottom:var(--space-section)}
.main-col{min-width:0}
.side-col{position:sticky;top:96px;display:flex;flex-direction:column;gap:20px}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:18px;margin:0 0 20px}
.section-title{font-size:22px;font-weight:800;display:flex;align-items:center;gap:10px}
.section-title::before{content:"";width:4px;height:20px;border-radius:3px;background:linear-gradient(180deg,var(--primary),var(--accent))}
.section-sub{font-size:14px;color:var(--text-3)}

/* ---------- feature card ---------- */
.feature-card{
  display:grid;grid-template-columns:minmax(0,1.05fr) minmax(0,1fr);
  border-radius:var(--radius-xl);overflow:hidden;
  background:var(--glass);border:1px solid var(--border);
  box-shadow:var(--shadow-card);
  backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);
  transition:border-color .3s ease,box-shadow .3s ease,transform .3s ease;
  margin-bottom:26px;
}
.feature-card:hover{border-color:var(--border-hover);box-shadow:0 18px 44px rgba(0,0,0,.5),0 0 26px rgba(229,9,47,.16)}
.feature-cover{position:relative;overflow:hidden;min-height:280px;display:block}
.feature-cover img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease}
.feature-card:hover .feature-cover img{transform:scale(1.04)}
.feature-cover::after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,transparent 40%,rgba(11,18,32,.7) 100%)}
.feature-cover .badge{position:absolute;top:16px;left:16px;z-index:2}
.feature-body{padding:28px 30px;display:flex;flex-direction:column;gap:14px}
.feature-body h3{font-size:23px;line-height:1.35}
.feature-body p{color:var(--text-2);font-size:15px;line-height:1.85}
.meta{display:flex;flex-wrap:wrap;gap:14px;font-size:13px;color:var(--text-3)}
.meta span{display:inline-flex;align-items:center;gap:6px}
.meta .dot{width:5px;height:5px;border-radius:50%;background:var(--primary)}
.feature-actions{display:flex;flex-wrap:wrap;gap:10px;margin-top:4px}

/* ---------- topic grid ---------- */
.topic-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}
.topic-card{
  display:flex;flex-direction:column;overflow:hidden;
  border-radius:var(--radius-lg);
  background:var(--glass);border:1px solid var(--border);
  box-shadow:var(--shadow-card);
  transition:border-color .28s ease,transform .28s ease,box-shadow .28s ease;
}
.topic-card:hover{border-color:var(--border-accent);transform:translateY(-3px);box-shadow:0 16px 40px rgba(0,0,0,.48),0 0 22px rgba(33,212,253,.14)}
.topic-thumb{position:relative;aspect-ratio:16/9;overflow:hidden}
.topic-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .45s ease}
.topic-card:hover .topic-thumb img{transform:scale(1.05)}
.topic-thumb::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(7,11,20,.05),rgba(7,11,20,.78))}
.topic-thumb .badge{position:absolute;left:12px;top:12px;z-index:2}
.topic-thumb .count{
  position:absolute;right:12px;bottom:12px;z-index:2;
  font-size:12px;color:#fff;background:rgba(7,11,20,.7);
  border:1px solid rgba(255,255,255,.16);border-radius:var(--pill);padding:3px 10px;
  backdrop-filter:blur(8px);
}
.topic-body{padding:16px 18px 18px;display:flex;flex-direction:column;gap:9px;flex:1}
.topic-body h3{font-size:16.5px;line-height:1.45}
.topic-body p{font-size:13.5px;color:var(--text-2);line-height:1.75;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
.topic-link{margin-top:auto;font-size:13.5px;font-weight:700;color:var(--accent);display:inline-flex;align-items:center;gap:6px;transition:gap .22s ease,color .22s ease}
.topic-card:hover .topic-link{gap:11px;color:#8DEBFF}

/* ---------- sidebar cards ---------- */
.side-card{
  border-radius:var(--radius-lg);
  background:var(--glass);border:1px solid var(--border);
  padding:20px;
  backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);
  box-shadow:var(--shadow-card);
}
.side-title{font-size:15px;font-weight:800;display:flex;align-items:center;gap:9px;margin-bottom:14px}
.side-title::before{content:"";width:3px;height:15px;border-radius:3px;background:var(--primary)}
.tag-cloud{display:flex;flex-wrap:wrap;gap:9px}
.tag{
  padding:6px 13px;border-radius:var(--pill);font-size:13px;color:var(--text-2);
  border:1px solid var(--border);background:rgba(255,255,255,.035);
  transition:all .22s ease;
}
.tag:hover{color:#fff;border-color:var(--border-accent);background:rgba(33,212,253,.12);transform:translateY(-1px)}
.rank-list{display:flex;flex-direction:column;gap:9px}
.rank-list a{
  display:flex;align-items:center;gap:12px;
  padding:11px 13px;border-radius:13px;
  border:1px solid transparent;background:rgba(255,255,255,.035);
  transition:all .22s ease;
}
.rank-list a:hover{border-color:var(--border-hover);background:rgba(229,9,47,.1);transform:translateX(3px)}
.rank-no{font-family:"DIN Alternate","Barlow Condensed",Impact,sans-serif;font-size:15px;font-weight:800;color:var(--primary-hover);min-width:22px}
.rank-text{font-size:14px;font-weight:600;color:var(--text-1);flex:1}
.rank-arrow{color:var(--text-3);font-size:13px;transition:transform .22s ease}
.rank-list a:hover .rank-arrow{transform:translateX(3px);color:var(--accent)}
.side-note{font-size:13px;color:var(--text-2);line-height:1.8}

/* ---------- steps ---------- */
.steps{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px;margin-top:6px}
.step-card{
  position:relative;padding:24px 22px;border-radius:var(--radius-lg);
  background:linear-gradient(180deg,rgba(17,28,46,.72),rgba(11,18,32,.72));
  border:1px solid var(--border);
  transition:border-color .28s ease,transform .28s ease;
}
.step-card:hover{border-color:var(--border-accent);transform:translateY(-3px)}
.step-no{
  font-family:"DIN Alternate","Barlow Condensed",Impact,sans-serif;
  font-size:32px;font-weight:800;line-height:1;color:rgba(229,9,47,.9);margin-bottom:12px;
}
.step-card h3{font-size:17px;margin-bottom:8px}
.step-card p{font-size:14px;color:var(--text-2);line-height:1.8}

/* ---------- faq ---------- */
.faq-list{margin-top:6px}
.faq-item{
  position:relative;overflow:hidden;
  border:1px solid var(--border);border-radius:var(--radius-md);
  background:rgba(17,28,46,.55);
  margin-bottom:12px;
  transition:border-color .3s ease,background .3s ease;
}
.faq-item::before{
  content:"";position:absolute;left:0;top:0;bottom:0;width:3px;
  background:linear-gradient(180deg,var(--primary),var(--accent));
  transform:scaleY(0);transform-origin:top;transition:transform .32s ease;
}
.faq-item.is-open{border-color:var(--border-hover);background:rgba(17,28,46,.78)}
.faq-item.is-open::before{transform:scaleY(1)}
.faq-q{
  width:100%;min-height:56px;
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:14px 20px;text-align:left;
  font-size:16px;font-weight:700;color:var(--text-1);
  transition:color .22s ease;
}
.faq-q:hover{color:#fff}
.faq-icon{
  width:26px;height:26px;flex-shrink:0;border-radius:50%;
  display:grid;place-items:center;
  border:1px solid var(--border);color:var(--text-2);
  font-size:15px;line-height:1;transition:all .28s ease;
}
.faq-item.is-open .faq-icon{background:var(--primary);border-color:transparent;color:#fff;transform:rotate(45deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .35s ease;padding:0 20px}
.faq-a p{font-size:14.5px;color:var(--text-2);line-height:1.85;padding-bottom:18px}

/* ---------- cta band ---------- */
.cta-band{
  position:relative;overflow:hidden;
  border-radius:var(--radius-xl);
  border:1px solid var(--border);
  background:linear-gradient(100deg,rgba(229,9,47,.18) 0%,rgba(11,18,32,.7) 48%,rgba(33,212,253,.14) 100%);
  padding:36px 38px;
  display:flex;align-items:center;justify-content:space-between;gap:26px;
  box-shadow:var(--shadow-card);
}
.cta-band::before{
  content:"";position:absolute;inset:0;
  background-image:repeating-linear-gradient(115deg,rgba(255,255,255,.045) 0 1px,transparent 1px 46px);
  pointer-events:none;
}
.cta-text{position:relative;z-index:2;max-width:620px}
.cta-text h2{font-size:clamp(21px,2.6vw,28px);margin-bottom:10px}
.cta-text p{color:var(--text-2);font-size:15px}
.cta-actions{position:relative;z-index:2;display:flex;flex-wrap:wrap;gap:12px}

/* ---------- footer ---------- */
.site-footer{
  margin-top:var(--space-section);
  border-top:1px solid var(--border);
  background:linear-gradient(180deg,rgba(11,18,32,.72),rgba(7,11,20,.96));
  padding-top:62px;
}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:34px}
.footer-brand p{color:var(--text-2);font-size:14px;line-height:1.85;margin-top:14px;max-width:330px}
.footer-title{font-size:15px;font-weight:800;margin-bottom:14px;color:var(--text-1)}
.footer-links{display:flex;flex-direction:column;gap:10px}
.footer-links a{font-size:14px;color:var(--text-2);transition:color .22s ease,transform .22s ease;display:inline-block}
.footer-links a:hover{color:var(--accent);transform:translateX(3px)}
.footer-tags{display:flex;flex-wrap:wrap;gap:8px}
.footer-tags a{
  font-size:12.5px;color:var(--text-2);padding:5px 12px;border-radius:var(--pill);
  border:1px solid var(--border);background:rgba(255,255,255,.035);transition:all .22s ease;
}
.footer-tags a:hover{color:#fff;border-color:var(--border-hover);background:rgba(229,9,47,.14)}
.sub-form{display:flex;gap:8px}
.sub-form input{
  flex:1;min-width:0;padding:11px 14px;border-radius:12px;
  background:rgba(255,255,255,.06);border:1px solid var(--border);
  color:var(--text-1);font-size:14px;
  transition:border-color .25s ease,box-shadow .25s ease;
}
.sub-form input::placeholder{color:var(--text-3)}
.sub-form input:focus{border-color:var(--border-accent);box-shadow:0 0 0 3px rgba(33,212,253,.13)}
.form-hint{font-size:12.5px;color:var(--text-3);margin-top:10px;transition:color .22s ease}
.footer-bottom{
  margin-top:46px;padding:20px 0 26px;border-top:1px solid var(--border);
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13px;color:var(--text-3);
}

/* ---------- responsive ---------- */
@media (max-width:1279px){
  .header-inner{height:70px}
  :root{--space-section:80px}
}
@media (max-width:1023px){
  .layout{grid-template-columns:1fr}
  .side-col{position:static;top:auto}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px}
  .steps{grid-template-columns:1fr}
  .feature-card{grid-template-columns:1fr}
  .feature-cover{min-height:230px}
  .search-box input{width:110px}
}
@media (max-width:767px){
  .container{padding:0 18px}
  .nav-chips{display:none}
  .hamburger{display:flex}
  .header-actions .search-box{display:none}
  .header-inner{height:60px;gap:12px}
  .mobile-panel{
    display:none;position:absolute;left:0;right:0;top:100%;
    background:rgba(7,11,20,.97);
    border-bottom:1px solid var(--border);
    padding:16px 18px 20px;
    backdrop-filter:blur(18px);
  }
  html body.menu-open .mobile-panel{display:block}
  .mobile-panel .nav-chips{display:flex;margin:0;flex-wrap:wrap;padding:0;overflow:visible}
  .mobile-panel .chip{margin:0 6px 8px 0}
  .mobile-panel .search-box{display:flex;margin-top:8px;width:100%}
  .mobile-panel .search-box input{width:100%}
  .cat-hero-inner{padding:40px 0 34px}
  .cat-title{font-size:29px}
  .topic-grid{grid-template-columns:1fr}
  .feature-body{padding:22px 20px}
  .cta-band{flex-direction:column;align-items:flex-start;padding:26px 22px}
  .footer-grid{grid-template-columns:1fr;gap:26px}
  .meta{gap:10px;font-size:12.5px}
}
@media (max-width:520px){
  :root{--space-section:56px}
  .cat-desc{font-size:15px}
  .stat-pill{padding:8px 13px}
  .stat-num{font-size:19px}
  .btn{padding:10px 16px;font-size:14px}
  .brand-text{font-size:15px}
}