/* roulang page: index */
:root{
    --red:#D40029;--red-dark:#A3001F;--gold:#C9A063;--carbon:#0D0C0D;--gray-dark:#161519;
    --gray-light:#F5F4F2;--text-dark-bg:#E8E6E3;--text-dim:#A39F9A;--text-light-bg:#2A2A2A;--text-light-dim:#6B6B6B;
    --radius-card:12px;--radius-btn:8px;--shadow-card:0 4px 16px rgba(0,0,0,.3);--shadow-card-hover:0 8px 24px rgba(0,0,0,.5);
    --border-hover:1px solid rgba(212,0,41,.4);--space-section:88px;--max-width:1280px;
    --font-main:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei","Helvetica Neue",Helvetica,Arial,sans-serif;
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{font-family:var(--font-main);background:var(--carbon);color:var(--text-dark-bg);line-height:1.8;font-size:1rem;min-width:320px;overflow-x:hidden}
img{max-width:100%;display:block;border:0}
a{color:inherit;text-decoration:none;transition:color .2s ease,border-color .2s ease,background .2s ease,box-shadow .2s ease}
button,input,select{font:inherit;color:inherit}
a:focus-visible,button:focus-visible,input:focus-visible{outline:2px solid var(--red);outline-offset:2px;border-radius:4px}
.container{max-width:var(--max-width);margin:0 auto;padding:0 24px}
.section{padding:var(--space-section) 0}
.section-dark{background:var(--carbon)}
.section-gray{background:var(--gray-dark)}
.section-light{background:var(--gray-light);color:var(--text-light-bg)}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:36px}
.section-head h2{font-size:1.8rem;font-weight:700;letter-spacing:-.01em;line-height:1.3}
.section-light .section-head h2{color:var(--text-light-bg)}
.link-more{font-size:0.95rem;font-weight:600;color:var(--red);white-space:nowrap;display:inline-flex;align-items:center;gap:4px}
.link-more:hover{color:var(--red-dark)}
.section-light .link-more{color:var(--red)}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;height:46px;padding:0 28px;border-radius:var(--radius-btn);font-size:0.95rem;font-weight:600;border:1px solid transparent;cursor:pointer;transition:transform .2s ease,box-shadow .2s ease,background .2s ease,color .2s ease,border-color .2s ease;white-space:nowrap}
.btn:active{transform:scale(.98)}
.btn-primary{background:var(--red);color:#fff;box-shadow:0 4px 14px rgba(212,0,41,.3)}
.btn-primary:hover{background:#e8103d;box-shadow:0 6px 20px rgba(212,0,41,.4);transform:translateY(-1px)}
.btn-primary:active{background:var(--red-dark)}
.btn-ghost{background:transparent;color:#fff;border-color:rgba(255,255,255,.6)}
.btn-ghost:hover{background:#fff;color:var(--red);border-color:#fff}
.btn-ghost-light{background:transparent;color:var(--red);border-color:var(--red)}
.btn-ghost-light:hover{background:var(--red);color:#fff}
.btn-light{background:#fff;color:var(--red);border-color:#fff}
.btn-light:hover{background:var(--red);color:#fff}
.btn-sm{height:38px;padding:0 20px;font-size:0.875rem}
.badge-red{display:inline-flex;align-items:center;justify-content:center;height:24px;padding:0 12px;background:var(--red);color:#fff;font-size:0.75rem;font-weight:600;letter-spacing:.04em;border-radius:999px;line-height:1}
.badge-gold{display:inline-flex;align-items:center;justify-content:center;height:24px;padding:0 12px;background:var(--gold);color:#1a1a1a;font-size:0.75rem;font-weight:700;letter-spacing:.04em;border-radius:999px;line-height:1}
.site-header{position:fixed;top:0;left:0;right:0;z-index:100;height:72px;background:rgba(13,12,13,.9);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border-bottom:1px solid rgba(255,255,255,.06)}
.header-inner{height:72px;display:flex;align-items:center;justify-content:space-between;gap:24px}
.logo{font-size:1.25rem;font-weight:800;letter-spacing:-.02em;color:#fff;white-space:nowrap;display:flex;align-items:center;gap:10px}
.logo::before{content:"";display:inline-block;width:8px;height:28px;background:repeating-linear-gradient(135deg,var(--red) 0 4px,var(--carbon) 4px 8px);border-radius:2px}
.logo:hover{color:var(--red)}
.main-nav{display:flex;align-items:center;gap:28px}
.nav-link{font-size:0.95rem;font-weight:600;color:var(--text-dim);position:relative;padding:8px 0;white-space:nowrap}
.nav-link:hover{color:#fff}
.nav-link.active{color:#fff}
.nav-link.active::after{content:"";position:absolute;left:0;right:0;bottom:0;height:3px;background:var(--red);border-radius:2px}
.nav-dropdown{position:relative}
.dropdown-menu{position:absolute;top:calc(100% + 8px);left:0;min-width:180px;background:var(--gray-dark);border:1px solid rgba(255,255,255,.08);border-radius:var(--radius-card);padding:8px;box-shadow:var(--shadow-card);opacity:0;visibility:hidden;transform:translateY(6px);transition:opacity .2s ease,transform .2s ease,visibility .2s ease;z-index:50}
.dropdown-menu a{display:block;padding:10px 14px;font-size:0.9rem;font-weight:600;color:var(--text-dim);border-radius:8px}
.dropdown-menu a:hover{background:rgba(212,0,41,.15);color:#fff}
.nav-dropdown:hover .dropdown-menu{opacity:1;visibility:visible;transform:translateY(0)}
.nav-toggle{display:none;width:42px;height:42px;border:1px solid rgba(255,255,255,.15);background:transparent;border-radius:8px;cursor:pointer;font-size:1.3rem;color:#fff;align-items:center;justify-content:center}
.nav-toggle:hover{border-color:var(--red);color:var(--red)}
.mobile-tab{display:none;position:fixed;bottom:0;left:0;right:0;height:64px;z-index:100;background:var(--gray-dark);border-top:1px solid rgba(255,255,255,.08);padding-bottom:env(safe-area-inset-bottom)}
.mobile-tab-inner{display:flex;height:64px;position:relative}
.tab-item{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:2px;color:var(--text-dim);font-size:0.72rem;font-weight:600;position:relative;transition:color .2s ease}
.tab-item svg{width:22px;height:22px;stroke:currentColor;fill:none;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.tab-item.active{color:var(--red)}
.tab-item:hover{color:var(--red)}
.tab-dropdown{position:absolute;bottom:calc(100% + 8px);left:12px;right:12px;background:var(--gray-dark);border:1px solid rgba(255,255,255,.1);border-radius:var(--radius-card);padding:10px;box-shadow:var(--shadow-card);display:none;gap:6px;flex-direction:column}
.tab-dropdown.open{display:flex}
.tab-dropdown a{display:block;padding:12px 14px;font-size:0.9rem;font-weight:600;color:var(--text-dim);border-radius:8px;background:rgba(255,255,255,.03)}
.tab-dropdown a:hover{background:rgba(212,0,41,.15);color:#fff}
.hero{position:relative;min-height:100vh;display:flex;align-items:center;background-size:cover;background-position:center;overflow:hidden}
.hero-overlay{position:absolute;inset:0;background:linear-gradient(180deg,rgba(13,12,13,.55),rgba(13,12,13,.2) 45%,rgba(13,12,13,.92));pointer-events:none}
.hero-inner{position:relative;z-index:2;padding:120px 24px 140px;max-width:1280px;margin:0 auto;width:100%}
.hero-kicker{display:inline-block;font-size:0.85rem;font-weight:700;letter-spacing:.12em;color:var(--gold);background:rgba(13,12,13,.5);border:1px solid rgba(201,160,99,.35);padding:6px 16px;border-radius:999px;margin-bottom:20px}
.hero-title{font-size:clamp(2.2rem,5vw,4rem);font-weight:800;letter-spacing:-.02em;line-height:1.15;color:#fff;max-width:780px}
.hero-subtitle{font-size:1.15rem;color:rgba(232,230,227,.85);line-height:1.7;max-width:560px;margin-top:20px}
.hero-actions{display:flex;flex-wrap:wrap;gap:16px;margin-top:32px}
.hero-ticker{position:absolute;left:0;right:0;bottom:0;height:44px;background:#050505;border-top:1px solid rgba(212,0,41,.5);overflow:hidden;display:flex;align-items:center;z-index:3}
.ticker-track{display:flex;white-space:nowrap;animation:ticker 32s linear infinite}
.ticker-track span{display:inline-block;padding:0 40px;font-size:0.85rem;font-weight:600;color:var(--red);letter-spacing:.06em}
@keyframes ticker{0%{transform:translateX(0)}100%{transform:translateX(-50%)}}
.slider-section{background:var(--carbon)}
.slider-track{display:flex;gap:16px;overflow-x:auto;scroll-snap-type:x mandatory;padding-bottom:10px;scrollbar-width:none;margin:0 -24px;padding-left:24px;padding-right:24px}
.slider-track::-webkit-scrollbar{display:none}
.card-vertical{flex:0 0 240px;scroll-snap-align:start;background:var(--gray-dark);border-radius:var(--radius-card);overflow:hidden;box-shadow:var(--shadow-card);transition:box-shadow .3s ease,transform .3s ease;border:1px solid rgba(255,255,255,.04)}
.card-vertical:hover{box-shadow:var(--shadow-card-hover);border-color:var(--red);transform:translateY(-4px)}
.card-cover{position:relative;aspect-ratio:3/4;overflow:hidden;background:var(--gray-dark)}
.card-cover img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease}
.card-cover .badge-red{position:absolute;top:12px;left:12px;z-index:2}
.card-vertical:hover .card-cover img{transform:scale(1.05)}
.card-body{padding:14px 16px 18px}
.card-body h3{font-size:1rem;font-weight:700;letter-spacing:-.01em;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;line-height:1.5}
.card-body p{font-size:0.85rem;color:var(--text-dim);margin-top:6px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.card-time{display:block;font-size:0.78rem;color:var(--text-dim);margin-top:10px}
.featured-section{background:var(--gray-dark)}
.featured-grid{display:grid;grid-template-columns:1.2fr 1fr;gap:24px;align-items:stretch}
.featured-main{position:relative;aspect-ratio:16/9;border-radius:var(--radius-card);overflow:hidden;background:var(--carbon);box-shadow:var(--shadow-card);min-height:340px}
.featured-main img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;transition:transform .4s ease}
.featured-main:hover img{transform:scale(1.05)}
.featured-main::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 30%,rgba(0,0,0,.88));pointer-events:none}
.featured-info{position:absolute;left:0;right:0;bottom:0;padding:24px;z-index:2}
.featured-info h3{font-size:1.4rem;font-weight:700;color:#fff;margin-top:8px}
.featured-info p{font-size:0.9rem;color:rgba(255,255,255,.75);margin-top:6px}
.rank-list{display:flex;flex-direction:column;gap:12px}
.rank-item{display:flex;align-items:center;gap:16px;padding:16px 18px;background:var(--carbon);border-radius:var(--radius-card);border-left:3px solid transparent;transition:border-color .2s ease,background .2s ease,transform .2s ease;box-shadow:var(--shadow-card)}
.rank-item:hover{border-left-color:var(--red);background:#0f0e0f;transform:translateX(4px)}
.rank-num{font-size:1.6rem;font-weight:800;color:var(--gold);font-style:italic;letter-spacing:-.02em;min-width:46px}
.rank-item h4{font-size:1rem;font-weight:700;color:var(--text-dark-bg);line-height:1.4}
.rank-meta{font-size:0.8rem;color:var(--text-dim)}
.rank-star{color:var(--gold);font-size:0.8rem;margin-left:auto;white-space:nowrap}
.partition{background:var(--carbon)}
.partition-alt{background:var(--gray-dark)}
.partition-divider{height:12px;background:repeating-linear-gradient(45deg,var(--red) 0 8px,var(--carbon) 8px 16px);border:none}
.partition-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.card-grid{background:var(--gray-dark);border-radius:var(--radius-card);overflow:hidden;border:1px solid rgba(255,255,255,.04);transition:box-shadow .3s ease,border-color .3s ease,transform .3s ease;box-shadow:var(--shadow-card)}
.card-grid:hover{box-shadow:var(--shadow-card-hover);border-color:var(--red);transform:translateY(-4px)}
.partition-alt .card-grid{background:var(--carbon)}
.card-grid .card-cover{aspect-ratio:4/3;position:relative;overflow:hidden}
.card-grid .card-cover img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease}
.card-grid:hover .card-cover img{transform:scale(1.05)}
.card-grid .card-body{padding:16px 18px 20px}
.card-grid .card-body .badge-red{margin-bottom:10px}
.card-grid .card-body h3{font-size:1.05rem;font-weight:700;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;line-height:1.5}
.card-grid .card-body p{font-size:0.86rem;color:var(--text-dim);margin-top:8px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-section{background:var(--gray-light);color:var(--text-light-bg)}
.news-list{display:flex;flex-direction:column;gap:20px}
.news-item{display:flex;gap:20px;background:#fff;border-radius:var(--radius-card);padding:18px;box-shadow:0 2px 10px rgba(0,0,0,.06);border:1px solid rgba(0,0,0,.04);transition:box-shadow .3s ease,border-color .3s ease,transform .3s ease}
.news-item:hover{box-shadow:0 8px 24px rgba(0,0,0,.1);border-color:rgba(212,0,41,.25);transform:translateY(-2px)}
.news-thumb{flex:0 0 160px;height:120px;border-radius:8px;overflow:hidden;background:repeating-linear-gradient(45deg,var(--red) 0 8px,var(--carbon) 8px 16px)}
.news-thumb img{width:100%;height:100%;object-fit:cover}
.img-placeholder{width:100%;height:100%;background:repeating-linear-gradient(45deg,var(--red) 0 8px,var(--carbon) 8px 16px);min-height:120px}
.news-info{flex:1;display:flex;flex-direction:column;justify-content:center;min-width:0}
.news-info .badge-red{align-self:flex-start;margin-bottom:8px}
.news-title{font-size:1.1rem;font-weight:700;color:var(--text-light-bg);line-height:1.5;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-title a{color:inherit}
.news-title a:hover{color:var(--red)}
.news-summary{font-size:0.9rem;color:var(--text-light-dim);margin-top:6px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-meta{display:flex;align-items:center;justify-content:space-between;margin-top:10px;font-size:0.82rem;color:var(--text-light-dim)}
.news-meta .link-more{font-size:0.85rem}
.empty-state{border:2px dashed rgba(0,0,0,.15);border-radius:var(--radius-card);padding:56px 24px;text-align:center;background:#fff}
.empty-icon{font-size:2.8rem;line-height:1;margin-bottom:14px;color:var(--text-light-dim)}
.empty-state p{color:var(--text-light-dim);font-size:0.95rem;font-weight:600}
.cta-banner{position:relative;background:linear-gradient(135deg,var(--red),#8F0016);padding:72px 0;overflow:hidden}
.cta-banner::after{content:"";position:absolute;inset:0;background:repeating-linear-gradient(45deg,transparent 0 10px,rgba(0,0,0,.12) 10px 20px);pointer-events:none;z-index:1}
.cta-inner{position:relative;z-index:2;display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap}
.cta-text h2{font-size:clamp(1.6rem,3vw,2.4rem);font-weight:800;letter-spacing:-.02em;color:#fff;line-height:1.3}
.cta-text p{color:rgba(255,255,255,.85);margin-top:8px;font-size:1rem}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px}
.cta-login-box{position:relative;z-index:2;background:rgba(13,12,13,.45);border:1px solid rgba(255,255,255,.25);border-radius:var(--radius-card);padding:28px;max-width:460px;margin-top:36px;backdrop-filter:blur(8px)}
.cta-login-box h3{font-size:1.1rem;font-weight:700;color:#fff;margin-bottom:12px}
.cta-login-box form{display:flex;flex-direction:column;gap:12px}
.cta-login-box input{height:44px;background:rgba(13,12,13,.7);border:1px solid rgba(255,255,255,.3);border-radius:8px;padding:0 14px;font-size:0.9rem;color:#fff}
.cta-login-box input:focus{border-color:var(--red);outline:none;box-shadow:0 0 0 2px rgba(212,0,41,.3)}
.cta-login-box .btn{width:100%}
.form-hint{font-size:0.78rem;color:rgba(255,255,255,.6);line-height:1.6}
.success-hint{color:#3ddc84;font-size:0.82rem;font-weight:600}
.faq-section{background:var(--carbon)}
.faq-list{max-width:860px;margin:0 auto;display:flex;flex-direction:column;gap:12px}
.faq-item{background:var(--gray-dark);border:1px solid rgba(255,255,255,.06);border-radius:var(--radius-card);overflow:hidden;transition:border-color .2s ease}
.faq-item.open{border-color:rgba(212,0,41,.4)}
.faq-q{width:100%;background:none;border:none;text-align:left;padding:20px 24px;font-size:1rem;font-weight:700;color:var(--text-dark-bg);cursor:pointer;display:flex;align-items:center;justify-content:space-between;gap:16px}
.faq-q:hover{color:var(--red)}
.faq-icon{flex:0 0 20px;width:20px;height:20px;border-radius:50%;border:2px solid var(--red);color:var(--red);display:inline-flex;align-items:center;justify-content:center;font-size:1rem;font-weight:700;transition:transform .3s ease,background .3s ease,color .3s ease}
.faq-item.open .faq-icon{transform:rotate(45deg);background:var(--red);color:#fff}
.faq-a{max-height:0;overflow:hidden;transition:max-height .3s ease;padding:0 24px}
.faq-a p{padding-bottom:20px;font-size:0.92rem;color:var(--text-dim);line-height:1.8;border-top:1px solid rgba(255,255,255,.06);padding-top:16px}
.faq-item.open .faq-a{max-height:400px}
.site-footer{background:var(--carbon);border-top:5px solid repeating-linear-gradient(45deg,var(--red) 0 8px,var(--carbon) 8px 16px)}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1.2fr 0.6fr;gap:40px;padding:64px 24px 48px}
.footer-brand h3{font-size:1.2rem;font-weight:800;color:#fff;letter-spacing:-.01em;margin-bottom:14px}
.footer-brand p{font-size:0.9rem;color:var(--text-dim);line-height:1.7;max-width:320px}
.footer-col h4{font-size:0.95rem;font-weight:700;color:#fff;margin-bottom:14px;letter-spacing:.02em}
.footer-col a{display:block;font-size:0.9rem;color:var(--text-dim);padding:6px 0;line-height:1.6}
.footer-col a:hover{color:var(--red)}
.footer-bottom{border-top:1px solid rgba(255,255,255,.06);padding:18px 0;text-align:center}
.footer-bottom p{font-size:0.8rem;color:var(--text-dim);line-height:1.6}
.back-top{display:inline-flex;width:44px;height:44px;border:1px solid rgba(255,255,255,.2);border-radius:10px;align-items:center;justify-content:center;color:var(--text-dim);font-size:1.2rem;background:rgba(255,255,255,.04);transition:border-color .2s ease,color .2s ease,background .2s ease}
.back-top:hover{border-color:var(--red);color:var(--red);background:rgba(212,0,41,.1)}
[data-animate]{opacity:0;transform:translateY(24px);transition:opacity .4s ease,transform .4s ease}
[data-animate].visible{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){
    *,*::before,*::after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}
    [data-animate]{opacity:1;transform:none}
    html{scroll-behavior:auto}
}
@media (max-width:1023px){
    .partition-grid{grid-template-columns:repeat(2,1fr);gap:16px}
    .featured-grid{grid-template-columns:1fr}
    .featured-main{min-height:300px}
    .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
    .cta-inner{flex-direction:column;align-items:flex-start}
}
@media (max-width:767px){
    .main-nav{position:fixed;top:72px;left:0;right:0;background:rgba(13,12,13,.98);flex-direction:column;align-items:flex-start;gap:0;padding:12px 24px 24px;border-bottom:1px solid rgba(255,255,255,.08);display:none;max-height:calc(100vh - 72px);overflow-y:auto}
    .main-nav.open{display:flex}
    .main-nav .nav-link,.main-nav .btn{width:100%;padding:14px 0;font-size:1rem;border:none;text-align:left;height:auto;justify-content:flex-start}
    .main-nav .dropdown-menu{position:static;opacity:1;visibility:visible;transform:none;box-shadow:none;border:none;padding:0 0 0 12px;background:transparent;min-width:0}
    .main-nav .dropdown-menu a{padding:10px 0}
    .nav-dropdown{width:100%}
    .nav-toggle{display:flex}
    .mobile-tab{display:block}
    .site-header{height:64px}
    .header-inner{height:64px}
    .hero{padding-top:64px}
    .hero-inner{padding:80px 24px 110px;text-align:center}
    .hero-title{font-size:clamp(1.8rem,6vw,2.5rem);margin:0 auto}
    .hero-subtitle{margin-left:auto;margin-right:auto;font-size:1rem}
    .hero-actions{justify-content:center}
    .section{padding:56px 0}
    .section-head{flex-direction:column;align-items:flex-start;gap:8px;margin-bottom:24px}
    .section-head h2{font-size:1.5rem}
    .card-vertical{flex-basis:170px}
    .news-item{flex-direction:column}
    .news-thumb{flex:none;width:100%;height:160px}
    .cta-banner{padding:52px 0}
    .cta-login-box{padding:20px}
    .footer-grid{grid-template-columns:1fr;gap:28px;padding:48px 24px 32px}
    .rank-item{padding:14px}
    .rank-num{font-size:1.3rem;min-width:36px}
    .featured-info h3{font-size:1.15rem}
    .ticker-track span{padding:0 24px}
}
@media (max-width:575px){
    .hero-actions .btn{width:100%}
    .partition-grid{grid-template-columns:1fr 1fr;gap:12px}
    .card-grid .card-body{padding:12px}
    .card-grid .card-body h3{font-size:0.92rem}
    .card-grid .card-body p{font-size:0.78rem}
    .cta-actions .btn{width:100%}
    .footer-bottom p{font-size:0.75rem}
}

/* roulang page: article */
:root {
  --accent: #D40029;
  --accent-dark: #A3001F;
  --accent-hover: #E3173F;
  --gold: #C9A063;
  --bg-dark: #0D0C0D;
  --bg-card: #161519;
  --bg-light: #F5F4F2;
  --text-dark: #2A2A2A;
  --text-muted-dark: #6B6B6B;
  --text-on-dark: #E8E6E3;
  --text-muted-on-dark: #A39F9A;
  --border-light: #E3E1DE;
  --radius-btn: 8px;
  --radius-card: 12px;
  --radius-pill: 999px;
  --shadow-card: 0 4px 16px rgba(0, 0, 0, .3);
  --shadow-card-hover: 0 8px 24px rgba(0, 0, 0, .5);
  --container-width: 1280px;
  --header-height: 72px;
  --tab-height: 64px;
  --font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
  --section-space: 88px;
  --transition: .25s ease;
  --striped-bg: repeating-linear-gradient(135deg, #D40029 0, #D40029 5px, #111 5px, #111 10px);
}

*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-family);
  background: var(--bg-light);
  color: var(--text-dark);
  line-height: 1.8;
  font-size: 16px;
  min-width: 320px;
  overflow-x: hidden;
}

body.article-page {
  background: var(--bg-light);
}

img {
  max-width: 100%;
  display: block;
  border: 0;
}

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

a:hover,
a:focus {
  color: var(--accent-dark);
}

a:focus-visible,
button:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible,
[tabindex]:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
  box-shadow: 0 0 0 4px rgba(13, 12, 13, .85);
}

button {
  font-family: inherit;
  border: 0;
  background: none;
  cursor: pointer;
}

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

@media (max-width: 767px) {
  .container {
    padding-left: 16px;
    padding-right: 16px;
  }
}

h1,
h2,
h3,
h4,
h5 {
  font-weight: 700;
  color: inherit;
  letter-spacing: -0.01em;
  line-height: 1.3;
}

h1 {
  font-size: clamp(2.2rem, 5vw, 4rem);
  font-weight: 800;
  letter-spacing: -0.02em;
}

h2 {
  font-size: 1.8rem;
}

h3 {
  font-size: 1.3rem;
}

p {
  margin-bottom: 1em;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 28px;
  font-size: .95rem;
  font-weight: 600;
  border-radius: var(--radius-btn);
  transition: transform var(--transition), background var(--transition), color var(--transition), box-shadow var(--transition), border-color var(--transition);
  white-space: nowrap;
  line-height: 1.4;
}

.btn:active {
  transform: scale(.98);
}

.btn-primary {
  background: var(--accent);
  color: #fff;
  border: 1px solid var(--accent);
}

.btn-primary:hover,
.btn-primary:focus {
  background: var(--accent-hover);
  border-color: var(--accent-hover);
  color: #fff;
  box-shadow: 0 6px 18px rgba(212, 0, 41, .35);
}

.btn-ghost {
  background: transparent;
  color: #fff;
  border: 1px solid rgba(255, 255, 255, .75);
}

.btn-ghost:hover,
.btn-ghost:focus {
  background: #fff;
  color: var(--accent);
  border-color: #fff;
}

.btn-dark {
  background: var(--bg-dark);
  color: #fff;
  border: 1px solid var(--bg-dark);
}

.btn-dark:hover,
.btn-dark:focus {
  background: #000;
  border-color: #000;
  color: #fff;
}

.btn-sm {
  padding: 8px 16px;
  font-size: .875rem;
}

.btn-lg {
  padding: 16px 42px;
  font-size: 1.05rem;
}

/* 顶部导航 */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  height: var(--header-height);
  background: rgba(13, 12, 13, .92);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(255, 255, 255, .06);
}

.header-inner {
  height: var(--header-height);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.logo {
  font-size: 1.2rem;
  font-weight: 800;
  color: #fff !important;
  letter-spacing: -0.01em;
  white-space: nowrap;
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.logo::before {
  content: "";
  width: 8px;
  height: 8px;
  border-radius: 2px;
  background: var(--accent);
  display: inline-block;
  flex-shrink: 0;
}

.logo:hover,
.logo:focus {
  color: var(--accent-hover) !important;
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-left: auto;
}

.nav-link {
  position: relative;
  display: inline-block;
  padding: 10px 14px;
  font-size: .95rem;
  font-weight: 600;
  color: var(--text-on-dark);
  border-radius: 4px;
  line-height: 1.4;
}

.nav-link::after {
  content: "";
  position: absolute;
  left: 14px;
  right: 14px;
  bottom: 4px;
  height: 3px;
  border-radius: 2px;
  background: var(--accent);
  transform: scaleX(0);
  transform-origin: center;
  transition: transform .3s ease;
}

.nav-link:hover,
.nav-link:focus {
  color: #fff;
}

.nav-link.active::after,
.nav-link:hover::after {
  transform: scaleX(1);
}

.nav-link.active {
  color: #fff;
}

.nav-dropdown {
  position: relative;
}

.dropdown-menu {
  position: absolute;
  top: calc(100% + 8px);
  left: 50%;
  transform: translateX(-50%) translateY(6px);
  min-width: 200px;
  background: var(--bg-card);
  border: 1px solid rgba(255, 255, 255, .08);
  border-radius: var(--radius-card);
  box-shadow: 0 16px 40px rgba(0, 0, 0, .55);
  padding: 10px;
  display: flex;
  flex-direction: column;
  gap: 4px;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity var(--transition), transform var(--transition), visibility var(--transition);
  z-index: 120;
}

.nav-dropdown:hover .dropdown-menu,
.nav-dropdown:focus-within .dropdown-menu,
.dropdown-menu.open {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
  transform: translateX(-50%) translateY(0);
}

.dropdown-menu a {
  display: block;
  padding: 10px 14px;
  border-radius: 8px;
  font-size: .925rem;
  color: var(--text-on-dark);
  background: transparent;
  transition: background var(--transition), color var(--transition);
}

.dropdown-menu a:hover,
.dropdown-menu a:focus {
  background: rgba(212, 0, 41, .16);
  color: #fff;
}

.header-login {
  margin-left: 10px;
}

.nav-toggle {
  display: none;
  color: #fff;
  font-size: 1.6rem;
  width: 44px;
  height: 44px;
  border-radius: 8px;
  align-items: center;
  justify-content: center;
  transition: background var(--transition);
}

.nav-toggle:hover {
  background: rgba(255, 255, 255, .08);
}

/* 文章页头部 */
.article-hero {
  position: relative;
  padding: 168px 0 72px;
  background: linear-gradient(135deg, rgba(13, 12, 13, .88), rgba(13, 12, 13, .72)), url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
  color: #fff;
  border-bottom: 4px solid var(--accent);
}

.article-hero .breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  font-size: .85rem;
  color: var(--text-muted-on-dark);
  margin-bottom: 24px;
}

.article-hero .breadcrumb a {
  color: var(--text-muted-on-dark);
}

.article-hero .breadcrumb a:hover {
  color: #fff;
}

.article-hero .breadcrumb span {
  opacity: .6;
}

.article-hero .breadcrumb .current {
  color: #fff;
  opacity: 1;
  display: -webkit-box;
  -webkit-line-clamp: 1;
  -webkit-box-orient: vertical;
  overflow: hidden;
  max-width: 420px;
}

.article-hero h1 {
  color: #fff;
  margin-bottom: 20px;
  max-width: 900px;
  font-size: clamp(1.9rem, 4vw, 3.1rem);
}

.article-hero .page-hero-sub {
  color: var(--text-muted-on-dark);
  font-size: 1.05rem;
  max-width: 640px;
  margin-bottom: 24px;
}

.article-hero .hero-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 16px 24px;
  color: var(--text-muted-on-dark);
  font-size: .875rem;
}

.hero-meta .meta-item {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.hero-meta .badge {
  background: var(--accent);
  color: #fff;
}

/* 徽章 */
.badge {
  display: inline-flex;
  align-items: center;
  padding: 4px 12px;
  border-radius: var(--radius-pill);
  font-size: .75rem;
  font-weight: 600;
  letter-spacing: .04em;
  background: rgba(212, 0, 41, .14);
  color: var(--accent);
  border: 1px solid rgba(212, 0, 41, .3);
  white-space: nowrap;
}

.badge-dark {
  background: var(--bg-dark);
  color: var(--gold);
  border-color: rgba(201, 160, 99, .4);
}

/* 正文区 */
.article-main {
  padding: 0 0 var(--section-space);
  background: var(--bg-light);
}

.article-container {
  max-width: 860px;
  margin: 0 auto;
  margin-top: -40px;
  position: relative;
  z-index: 2;
  background: #fff;
  border-radius: var(--radius-card);
  box-shadow: var(--shadow-card);
  overflow: hidden;
}

.article-content-wrap {
  padding: 48px 56px;
}

.article-body {
  font-size: 1rem;
  line-height: 1.9;
  color: var(--text-dark);
  word-wrap: break-word;
}

.article-body p {
  margin-bottom: 1.3em;
}

.article-body h2 {
  font-size: 1.75rem;
  margin-top: 2em;
  margin-bottom: .7em;
  padding-left: 14px;
  border-left: 4px solid var(--accent);
  line-height: 1.35;
}

.article-body h3 {
  font-size: 1.3rem;
  margin-top: 1.6em;
  margin-bottom: .6em;
  color: #1e1e1e;
}

.article-body h4 {
  font-size: 1.1rem;
  margin-top: 1.3em;
  margin-bottom: .5em;
}

.article-body a {
  color: var(--accent);
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-color: rgba(212, 0, 41, .35);
}

.article-body a:hover {
  text-decoration-color: var(--accent);
}

.article-body img {
  border-radius: 8px;
  margin: 28px auto;
  box-shadow: 0 6px 22px rgba(0, 0, 0, .12);
}

.article-body figure {
  margin: 28px 0;
}

.article-body figure img {
  margin-bottom: 8px;
}

.article-body figcaption {
  font-size: .85rem;
  color: var(--text-muted-dark);
  text-align: center;
  margin-top: 8px;
}

.article-body blockquote {
  position: relative;
  background: #F7F7F6;
  border-left: 4px solid var(--accent);
  padding: 18px 24px;
  margin: 1.8em 0;
  border-radius: 0 8px 8px 0;
  color: #444;
}

.article-body blockquote p {
  margin-bottom: .4em;
}

.article-body blockquote p:last-child {
  margin-bottom: 0;
}

.article-body ul,
.article-body ol {
  margin: 1.2em 0;
  padding-left: 1.4em;
}

.article-body li {
  margin-bottom: .5em;
}

.article-body table {
  width: 100%;
  border-collapse: collapse;
  margin: 1.8em 0;
  font-size: .925rem;
}

.article-body th,
.article-body td {
  border: 1px solid #ddd;
  padding: 12px 14px;
  text-align: left;
}

.article-body th {
  background: #f3f3f2;
  font-weight: 700;
  color: #1e1e1e;
}

.article-body tr:nth-child(even) td {
  background: #fafaf9;
}

.article-body pre {
  background: #111;
  color: #f1f1f1;
  padding: 18px 20px;
  border-radius: 8px;
  overflow-x: auto;
  margin: 1.5em 0;
  font-size: .875rem;
  line-height: 1.7;
}

.article-body code {
  font-family: "SFMono-Regular", Consolas, "Courier New", monospace;
  background: rgba(0, 0, 0, .05);
  padding: 2px 6px;
  border-radius: 4px;
  font-size: .875em;
}

.article-body pre code {
  background: transparent;
  padding: 0;
  color: inherit;
}

.article-body hr {
  border: 0;
  border-top: 1px solid #ececea;
  margin: 2em 0;
}

.article-body iframe {
  max-width: 100%;
  border-radius: 8px;
  border: 0;
}

/* 标签 */
.article-tags {
  margin-top: 40px;
  padding-top: 28px;
  border-top: 1px solid #eee;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
}

.article-tags .tag-label {
  font-size: .875rem;
  color: var(--text-muted-dark);
  font-weight: 600;
}

.article-tags .badge {
  background: var(--bg-light);
  color: var(--text-muted-dark);
  border-color: var(--border-light);
  padding: 6px 14px;
  transition: background var(--transition), color var(--transition), border-color var(--transition);
}

.article-tags .badge:hover {
  background: var(--accent);
  color: #fff;
  border-color: var(--accent);
}

/* 上下篇 */
.post-nav {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-top: 32px;
}

.post-nav a {
  display: block;
  padding: 16px 20px;
  background: var(--bg-light);
  border-radius: 8px;
  font-size: .95rem;
  color: var(--text-dark);
  border: 1px solid transparent;
  transition: background var(--transition), border-color var(--transition), color var(--transition), transform var(--transition);
  overflow: hidden;
  white-space: nowrap;
  text-overflow: ellipsis;
}

.post-nav a:hover {
  border-color: rgba(212, 0, 41, .3);
  color: var(--accent);
  transform: translateY(-2px);
}

.post-nav .next-post {
  text-align: right;
}

.post-nav .disabled {
  color: var(--text-muted-dark);
  background: #f7f7f6;
  cursor: default;
  pointer-events: none;
  opacity: .6;
}

/* 相关推荐 */
.related-section {
  background: var(--bg-light);
  padding-bottom: var(--section-space);
}

.related-inner {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 24px;
}

.section-head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 20px;
  margin-bottom: 32px;
}

.section-head h2 {
  font-size: 1.9rem;
  position: relative;
  padding-left: 18px;
}

.section-head h2::before {
  content: "";
  position: absolute;
  left: 0;
  top: .15em;
  bottom: .15em;
  width: 6px;
  border-radius: 4px;
  background: var(--accent);
}

.section-head p {
  color: var(--text-muted-dark);
  font-size: .95rem;
  margin: 0;
}

.related-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.related-card {
  display: flex;
  flex-direction: column;
  background: #fff;
  border-radius: var(--radius-card);
  overflow: hidden;
  box-shadow: var(--shadow-card);
  transition: transform var(--transition), box-shadow var(--transition);
}

.related-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-card-hover);
}

.related-card .card-cover {
  position: relative;
  aspect-ratio: 3 / 4;
  overflow: hidden;
  background: var(--bg-dark);
  display: block;
}

.related-card .card-cover img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .5s ease;
}

.related-card:hover .card-cover img {
  transform: scale(1.05);
}

.related-card .card-body {
  padding: 18px 18px 20px;
  display: flex;
  flex-direction: column;
  flex: 1;
}

.related-card .card-body .badge {
  align-self: flex-start;
  margin-bottom: 10px;
}

.related-card .card-body h3 {
  font-size: 1.05rem;
  font-weight: 700;
  line-height: 1.45;
  margin-bottom: 8px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.related-card .card-body h3 a {
  color: var(--text-dark);
}

.related-card .card-body h3 a:hover {
  color: var(--accent);
}

.related-card .card-body .card-summary {
  font-size: .85rem;
  color: var(--text-muted-dark);
  line-height: 1.7;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  margin-bottom: 12px;
}

.related-card .card-body .card-meta {
  margin-top: auto;
  font-size: .78rem;
  color: var(--text-muted-dark);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.related-back-wrap {
  text-align: center;
  margin-top: 40px;
}

/* CTA 区 */
.login-cta {
  position: relative;
  background: var(--bg-dark);
  padding: 72px 0;
  color: #fff;
  text-align: center;
  overflow: hidden;
}

.login-cta::before {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  top: 0;
  height: 5px;
  background: var(--striped-bg);
}

.login-cta .cta-title {
  font-size: clamp(1.8rem, 4vw, 2.6rem);
  margin-bottom: 16px;
  position: relative;
}

.login-cta .cta-sub {
  color: var(--text-muted-on-dark);
  max-width: 560px;
  margin: 0 auto 36px;
  font-size: 1.05rem;
  position: relative;
}

.cta-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  justify-content: center;
  position: relative;
}

/* 页脚 */
.site-footer {
  background: var(--bg-dark);
  color: var(--text-on-dark);
  position: relative;
}

.site-footer::before {
  content: "";
  display: block;
  height: 5px;
  background: var(--striped-bg);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.6fr 1fr 1.2fr .8fr;
  gap: 40px;
  padding-top: 64px;
  padding-bottom: 48px;
}

.footer-brand h3 {
  color: #fff;
  font-size: 1.25rem;
  margin-bottom: 12px;
  letter-spacing: -0.01em;
}

.footer-brand h3::before {
  content: "◆ ";
  color: var(--accent);
}

.footer-brand p {
  color: var(--text-muted-on-dark);
  font-size: .9rem;
  max-width: 320px;
  line-height: 1.8;
}

.footer-col h4 {
  color: #fff;
  font-size: 1rem;
  margin-bottom: 16px;
  position: relative;
  padding-bottom: 8px;
}

.footer-col h4::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  width: 28px;
  height: 3px;
  background: var(--accent);
  border-radius: 2px;
}

.footer-col a {
  display: block;
  padding: 5px 0;
  color: var(--text-muted-on-dark);
  font-size: .9rem;
}

.footer-col a:hover {
  color: #fff;
  padding-left: 4px;
}

.footer-col .back-top {
  display: inline-flex;
  width: 44px;
  height: 44px;
  align-items: center;
  justify-content: center;
  background: var(--accent);
  color: #fff;
  font-size: 1.2rem;
  border-radius: 8px;
  margin-top: 4px;
  transition: background var(--transition), transform var(--transition);
}

.footer-col .back-top:hover {
  background: var(--accent-hover);
  transform: translateY(-3px);
  padding-left: 0;
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, .07);
  padding: 20px 0;
}

.footer-bottom p {
  color: var(--text-muted-on-dark);
  font-size: .85rem;
  margin: 0;
  text-align: center;
}

/* 移动端底部 Tab */
.mobile-tabbar {
  display: none;
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 150;
  height: calc(var(--tab-height) + env(safe-area-inset-bottom));
  padding-bottom: env(safe-area-inset-bottom);
  background: var(--bg-card);
  border-top: 1px solid rgba(255, 255, 255, .07);
  box-shadow: 0 -6px 20px rgba(0, 0, 0, .35);
}

.tabbar-inner {
  display: flex;
  align-items: center;
  justify-content: space-around;
  height: var(--tab-height);
}

.tabbar-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 3px;
  color: var(--text-muted-on-dark);
  font-size: .72rem;
  font-weight: 600;
  padding: 6px 12px;
  border-radius: 10px;
  transition: color var(--transition), background var(--transition);
  width: 25%;
  height: 100%;
}

.tabbar-item svg {
  width: 22px;
  height: 22px;
  stroke: currentColor;
  fill: none;
  stroke-width: 1.9;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.tabbar-item:hover,
.tabbar-item.active {
  color: var(--accent);
}

.tabbar-item.active {
  background: rgba(212, 0, 41, .12);
}

/* 移动端导航抽屉 */
.drawer-menu {
  display: none;
}

@media (max-width: 1023px) {
  :root {
    --section-space: 64px;
  }
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 767px) {
  :root {
    --section-space: 56px;
  }
  body {
    padding-bottom: var(--tab-height);
  }
  .site-header {
    backdrop-filter: none;
    -webkit-backdrop-filter: none;
  }
  .main-nav {
    display: none;
  }
  .nav-toggle {
    display: inline-flex;
  }
  .drawer-menu {
    display: block;
    position: fixed;
    top: var(--header-height);
    left: 0;
    right: 0;
    background: var(--bg-card);
    border-top: 1px solid rgba(255, 255, 255, .06);
    box-shadow: 0 20px 40px rgba(0, 0, 0, .4);
    padding: 16px;
    transform: translateY(-12px);
    opacity: 0;
    visibility: hidden;
    transition: opacity var(--transition), transform var(--transition), visibility var(--transition);
    z-index: 140;
  }
  .drawer-menu.open {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
  }
  .drawer-menu a {
    display: block;
    padding: 14px 16px;
    color: var(--text-on-dark);
    font-size: 1rem;
    font-weight: 600;
    border-radius: 8px;
  }
  .drawer-menu a:hover,
  .drawer-menu a.active {
    background: rgba(212, 0, 41, .14);
    color: #fff;
  }
  .drawer-menu .drawer-sub {
    padding-left: 20px;
  }
  .drawer-menu .drawer-sub a {
    font-size: .9rem;
    font-weight: 500;
    color: var(--text-muted-on-dark);
    padding: 10px 14px;
  }
  .drawer-menu .drawer-login {
    margin-top: 8px;
    background: var(--accent);
    color: #fff;
    text-align: center;
  }
  .drawer-menu .drawer-login:hover {
    background: var(--accent-hover);
  }
  .mobile-tabbar {
    display: block;
  }
  .article-hero {
    padding: 128px 0 56px;
  }
  .article-container {
    margin-top: -28px;
    border-radius: 12px;
  }
  .article-content-wrap {
    padding: 28px 20px;
  }
  .post-nav {
    grid-template-columns: 1fr;
  }
  .related-grid {
    grid-template-columns: 1fr;
  }
  .related-inner {
    padding: 0 16px;
  }
  .section-head {
    flex-direction: column;
    align-items: flex-start;
    gap: 8px;
  }
  .cta-buttons .btn {
    width: 100%;
  }
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 32px;
    padding-top: 48px;
  }
  .article-hero .breadcrumb .current {
    max-width: 260px;
  }
  .article-body {
    font-size: .95rem;
  }
  .article-body h2 {
    font-size: 1.45rem;
  }
}

@media (max-width: 575px) {
  .related-grid {
    grid-template-columns: 1fr;
  }
  .related-card {
    flex-direction: row;
    align-items: stretch;
  }
  .related-card .card-cover {
    width: 130px;
    aspect-ratio: 3 / 4;
    flex-shrink: 0;
  }
  .related-card .card-body {
    padding: 14px;
  }
  .btn-lg {
    padding: 14px 28px;
  }
}

@media (min-width: 768px) and (max-width: 1023px) {
  .main-nav .nav-link {
    padding: 10px 10px;
    font-size: .875rem;
  }
  .header-login {
    margin-left: 4px;
  }
  .related-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (max-width: 420px) {
  .related-card {
    flex-direction: column;
  }
  .related-card .card-cover {
    width: 100%;
    aspect-ratio: 16 / 9;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: .01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .01ms !important;
    scroll-behavior: auto !important;
  }
}

/* roulang page: category1 */
:root {
            --red: #D40029;
            --red-dark: #A3001F;
            --gold: #C9A063;
            --charcoal: #0D0C0D;
            --gray-dark: #161519;
            --gray-light: #F5F4F2;
            --text-dark-bg: #E8E6E3;
            --muted-dark-bg: #A39F9A;
            --text-light-bg: #2A2A2A;
            --muted-light-bg: #6B6B6B;
            --radius-btn: 8px;
            --radius-card: 12px;
            --shadow-card: 0 4px 16px rgba(0, 0, 0, .3);
            --shadow-hover: 0 8px 24px rgba(0, 0, 0, .5);
            --transition: .3s ease;
            --container: 1280px;
            --gap: 24px;
        }

        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
            font-size: 1rem;
            line-height: 1.8;
            color: var(--text-dark-bg);
            background-color: var(--charcoal);
            min-width: 320px;
            -webkit-font-smoothing: antialiased;
        }

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

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

        button,
        input {
            font-family: inherit;
            font-size: inherit;
            border: none;
            background: none;
            cursor: pointer;
        }

        ul,
        ol {
            list-style: none;
        }

        :focus-visible {
            outline: 2px solid var(--red);
            outline-offset: 2px;
        }

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

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 12px 28px;
            border-radius: var(--radius-btn);
            font-size: .95rem;
            font-weight: 600;
            line-height: 1.4;
            transition: all var(--transition);
            text-align: center;
            border: 1px solid transparent;
        }

        .btn-primary {
            background: var(--red);
            color: #fff;
        }
        .btn-primary:hover {
            background: var(--red-dark);
            filter: brightness(1.08);
            transform: translateY(-2px);
            box-shadow: 0 6px 20px rgba(212, 0, 41, .35);
        }
        .btn-primary:active {
            transform: scale(.98);
        }

        .btn-ghost {
            background: transparent;
            color: var(--text-dark-bg);
            border-color: rgba(255, 255, 255, .7);
        }
        .btn-ghost:hover {
            background: #fff;
            color: var(--red);
            border-color: #fff;
        }

        .btn-sm {
            padding: 8px 18px;
            font-size: .875rem;
        }

        .btn-lg {
            padding: 15px 38px;
            font-size: 1rem;
        }

        .badge {
            display: inline-flex;
            align-items: center;
            padding: 3px 12px;
            border-radius: 999px;
            font-size: .75rem;
            font-weight: 600;
            letter-spacing: .04em;
            background: rgba(212, 0, 41, .14);
            color: var(--red);
            border: 1px solid rgba(212, 0, 41, .25);
        }

        .badge-gold {
            background: rgba(201, 160, 99, .12);
            color: var(--gold);
            border-color: rgba(201, 160, 99, .3);
        }

        .badge-light {
            background: rgba(255, 255, 255, .1);
            color: var(--text-dark-bg);
            border-color: rgba(255, 255, 255, .18);
        }

        /* ===== Header ===== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 100;
            height: 72px;
            background: rgba(13, 12, 13, .92);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-bottom: 1px solid rgba(255, 255, 255, .06);
        }

        .header-inner {
            height: 72px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 20px;
        }

        .logo {
            font-size: 1.15rem;
            font-weight: 800;
            letter-spacing: -.02em;
            color: #fff;
            white-space: nowrap;
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }

        .logo::before {
            content: "";
            width: 28px;
            height: 28px;
            background: repeating-linear-gradient(135deg, var(--red) 0 5px, #111 5px 10px);
            border-radius: 6px;
            flex-shrink: 0;
            display: block;
        }

        .main-nav {
            display: flex;
            align-items: center;
            gap: 28px;
        }

        .nav-link {
            font-size: .95rem;
            font-weight: 600;
            color: var(--muted-dark-bg);
            padding: 10px 0;
            position: relative;
            transition: color var(--transition);
            white-space: nowrap;
        }
        .nav-link:hover {
            color: #fff;
        }
        .nav-link.active {
            color: #fff;
        }
        .nav-link.active::after {
            content: "";
            position: absolute;
            left: 0;
            right: 0;
            bottom: 0;
            height: 3px;
            background: var(--red);
            border-radius: 2px;
        }

        .nav-dropdown {
            position: relative;
        }

        .dropdown-menu {
            position: absolute;
            top: calc(100% + 12px);
            left: 50%;
            transform: translateX(-50%) translateY(8px);
            background: var(--gray-dark);
            border: 1px solid rgba(255, 255, 255, .08);
            border-radius: 12px;
            padding: 10px;
            min-width: 180px;
            opacity: 0;
            visibility: hidden;
            transition: all var(--transition);
            box-shadow: 0 12px 32px rgba(0, 0, 0, .6);
            display: flex;
            flex-direction: column;
            gap: 2px;
        }

        .nav-dropdown:hover .dropdown-menu,
        .nav-dropdown:focus-within .dropdown-menu {
            opacity: 1;
            visibility: visible;
            transform: translateX(-50%) translateY(0);
        }

        .dropdown-menu a {
            display: block;
            padding: 9px 14px;
            border-radius: 8px;
            font-size: .875rem;
            font-weight: 500;
            color: var(--muted-dark-bg);
            transition: all var(--transition);
            white-space: nowrap;
        }
        .dropdown-menu a:hover {
            background: rgba(212, 0, 41, .12);
            color: #fff;
            padding-left: 18px;
        }
        .dropdown-menu a.dropdown-active {
            background: rgba(212, 0, 41, .2);
            color: var(--red);
            font-weight: 600;
        }

        .nav-toggle {
            display: none;
            color: #fff;
            font-size: 24px;
            line-height: 1;
            padding: 6px;
        }

        .header-login {
            margin-left: 4px;
        }

        /* ===== Mobile Bottom Tab ===== */
        .mobile-tabbar {
            display: none;
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            z-index: 120;
            height: 64px;
            background: var(--gray-dark);
            border-top: 1px solid rgba(255, 255, 255, .06);
            padding-bottom: env(safe-area-inset-bottom);
            box-shadow: 0 -4px 20px rgba(0, 0, 0, .4);
        }

        .tabbar-inner {
            height: 64px;
            display: flex;
            align-items: center;
            justify-content: space-around;
        }

        .tabbar-item {
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            gap: 3px;
            color: var(--muted-dark-bg);
            font-size: .7rem;
            font-weight: 600;
            padding: 6px 12px;
            border-radius: 10px;
            transition: color var(--transition);
            flex: 1;
            max-width: 100px;
        }
        .tabbar-item svg {
            width: 22px;
            height: 22px;
            stroke-width: 1.8;
        }
        .tabbar-item:hover {
            color: #fff;
        }
        .tabbar-item.active {
            color: var(--red);
        }

        .tabbar-cat-wrap {
            position: relative;
        }

        .tabbar-cat-menu {
            position: fixed;
            bottom: 76px;
            left: 50%;
            transform: translateX(-50%) translateY(10px);
            background: var(--gray-dark);
            border: 1px solid rgba(255, 255, 255, .08);
            border-radius: 12px;
            padding: 10px;
            min-width: 200px;
            display: flex;
            flex-direction: column;
            gap: 2px;
            opacity: 0;
            visibility: hidden;
            transition: all var(--transition);
            box-shadow: 0 12px 32px rgba(0, 0, 0, .6);
            z-index: 130;
        }
        .tabbar-cat-menu.show {
            opacity: 1;
            visibility: visible;
            transform: translateX(-50%) translateY(0);
        }
        .tabbar-cat-menu a {
            padding: 10px 16px;
            border-radius: 8px;
            font-size: .875rem;
            font-weight: 500;
            color: var(--muted-dark-bg);
        }
        .tabbar-cat-menu a:hover {
            background: rgba(212, 0, 41, .12);
            color: #fff;
        }
        .tabbar-cat-menu a.cat-active {
            background: rgba(212, 0, 41, .2);
            color: var(--red);
            font-weight: 600;
        }

        /* ===== Hero / Banner ===== */
        .page-hero {
            position: relative;
            padding: 160px 0 80px;
            background: var(--charcoal);
            background-image: linear-gradient(135deg, rgba(13, 12, 13, .85), rgba(13, 12, 13, .55)), url('/assets/images/backpic/back-1.png');
            background-size: cover;
            background-position: center;
            border-bottom: 1px solid rgba(255, 255, 255, .06);
        }

        .page-hero::after {
            content: "";
            position: absolute;
            right: 0;
            bottom: 0;
            width: 140px;
            height: 140px;
            background: repeating-linear-gradient(135deg, var(--red) 0 5px, #111 5px 10px);
            clip-path: polygon(100% 0, 100% 100%, 0 100%);
            opacity: .85;
            pointer-events: none;
        }

        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: .85rem;
            color: var(--muted-dark-bg);
            margin-bottom: 28px;
            flex-wrap: wrap;
        }
        .breadcrumb a:hover {
            color: var(--red);
        }
        .breadcrumb .sep {
            opacity: .5;
        }
        .breadcrumb .current {
            color: var(--text-dark-bg);
            font-weight: 500;
        }

        .page-hero h1 {
            font-size: clamp(2.2rem, 5vw, 3.4rem);
            font-weight: 800;
            letter-spacing: -.02em;
            line-height: 1.2;
            margin-bottom: 16px;
            max-width: 760px;
        }

        .page-hero .hero-desc {
            font-size: 1.05rem;
            line-height: 1.9;
            color: var(--muted-dark-bg);
            max-width: 680px;
            margin-bottom: 32px;
        }

        .hero-actions {
            display: flex;
            gap: 16px;
            flex-wrap: wrap;
        }

        .hero-meta {
            display: flex;
            gap: 18px;
            margin-top: 40px;
            flex-wrap: wrap;
        }

        .hero-meta span {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: .85rem;
            color: var(--muted-dark-bg);
        }

        .hero-meta span i {
            width: 6px;
            height: 6px;
            border-radius: 50%;
            background: var(--red);
            display: inline-block;
        }

        /* ===== Section base ===== */
        .section {
            padding: 88px 0;
        }

        .section-sm {
            padding: 56px 0;
        }

        .section-title-wrap {
            display: flex;
            align-items: flex-end;
            justify-content: space-between;
            gap: 20px;
            margin-bottom: 40px;
            flex-wrap: wrap;
        }

        .section-title {
            font-size: 1.8rem;
            font-weight: 700;
            letter-spacing: -.01em;
            line-height: 1.3;
            color: #fff;
            display: flex;
            align-items: center;
            gap: 12px;
        }

        .section-title::before {
            content: "";
            width: 5px;
            height: 28px;
            background: var(--red);
            border-radius: 3px;
            flex-shrink: 0;
        }

        .section-sub {
            color: var(--muted-dark-bg);
            font-size: .95rem;
            max-width: 600px;
        }

        .section-more {
            font-size: .9rem;
            color: var(--gold);
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-weight: 600;
            white-space: nowrap;
        }
        .section-more:hover {
            color: var(--red);
        }
        .section-more svg {
            width: 16px;
            height: 16px;
            transition: transform var(--transition);
        }
        .section-more:hover svg {
            transform: translateX(4px);
        }

        /* ===== Steps ===== */
        .steps-section {
            background: var(--gray-dark);
            border-top: 1px solid rgba(255, 255, 255, .04);
            border-bottom: 1px solid rgba(255, 255, 255, .04);
        }

        .steps-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 28px;
        }

        .step-card {
            position: relative;
            background: var(--charcoal);
            border-radius: var(--radius-card);
            padding: 32px 28px;
            border: 1px solid rgba(255, 255, 255, .05);
            transition: all var(--transition);
        }
        .step-card:hover {
            border-color: rgba(212, 0, 41, .35);
            box-shadow: var(--shadow-hover);
            transform: translateY(-4px);
        }

        .step-num {
            font-size: 2.4rem;
            font-weight: 800;
            color: var(--gold);
            line-height: 1;
            opacity: .85;
            letter-spacing: -.02em;
            margin-bottom: 14px;
            display: block;
        }

        .step-card h3 {
            font-size: 1.1rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 8px;
        }

        .step-card p {
            font-size: .875rem;
            color: var(--muted-dark-bg);
            line-height: 1.7;
        }

        /* ===== Filter bar ===== */
        .filter-bar {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            margin-bottom: 32px;
        }

        .filter-tag {
            padding: 8px 18px;
            border-radius: 999px;
            font-size: .8rem;
            font-weight: 600;
            color: var(--muted-dark-bg);
            background: var(--gray-dark);
            border: 1px solid rgba(255, 255, 255, .08);
            cursor: pointer;
            transition: all var(--transition);
        }
        .filter-tag:hover {
            border-color: rgba(212, 0, 41, .4);
            color: #fff;
        }
        .filter-tag.active {
            background: var(--red);
            border-color: var(--red);
            color: #fff;
        }

        /* ===== Cards grid ===== */
        .cards-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 24px;
        }

        .article-card {
            background: var(--gray-dark);
            border-radius: var(--radius-card);
            overflow: hidden;
            border: 1px solid rgba(255, 255, 255, .04);
            box-shadow: var(--shadow-card);
            transition: all var(--transition);
            display: flex;
            flex-direction: column;
        }
        .article-card:hover {
            box-shadow: var(--shadow-hover);
            border-color: rgba(212, 0, 41, .4);
            transform: translateY(-5px);
        }

        .article-card .card-media {
            position: relative;
            aspect-ratio: 16 / 10;
            overflow: hidden;
        }

        .article-card .card-media img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform .5s ease;
        }
        .article-card:hover .card-media img {
            transform: scale(1.05);
        }

        .article-card .card-media .badge {
            position: absolute;
            top: 12px;
            left: 12px;
            background: rgba(13, 12, 13, .8);
            color: #fff;
            border: none;
            backdrop-filter: blur(4px);
        }

        .article-card .card-body {
            padding: 22px 24px 24px;
            display: flex;
            flex-direction: column;
            gap: 10px;
            flex: 1;
        }

        .article-card .card-title {
            font-size: 1.05rem;
            font-weight: 700;
            line-height: 1.5;
            color: #fff;
            transition: color var(--transition);
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
            min-height: 3em;
        }
        .article-card .card-title:hover {
            color: var(--red);
        }

        .article-card .card-excerpt {
            font-size: .875rem;
            color: var(--muted-dark-bg);
            line-height: 1.7;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .article-card .card-meta {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            margin-top: auto;
            padding-top: 12px;
            border-top: 1px solid rgba(255, 255, 255, .05);
            font-size: .8rem;
            color: var(--muted-dark-bg);
        }

        .article-card .card-meta .read-link {
            color: var(--gold);
            font-weight: 600;
            display: inline-flex;
            align-items: center;
            gap: 4px;
            transition: color var(--transition);
        }
        .article-card .card-meta .read-link:hover {
            color: var(--red);
        }

        /* ===== Pagination ===== */
        .pagination {
            display: flex;
            justify-content: center;
            gap: 8px;
            margin-top: 48px;
            flex-wrap: wrap;
        }

        .page-link {
            min-width: 42px;
            height: 42px;
            padding: 0 14px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            border-radius: 8px;
            font-size: .875rem;
            font-weight: 600;
            color: var(--muted-dark-bg);
            background: var(--gray-dark);
            border: 1px solid rgba(255, 255, 255, .06);
            transition: all var(--transition);
        }
        .page-link:hover {
            border-color: rgba(212, 0, 41, .4);
            color: #fff;
        }
        .page-link.active {
            background: var(--red);
            color: #fff;
            border-color: var(--red);
        }
        .page-link.disabled {
            opacity: .4;
            pointer-events: none;
        }

        /* ===== FAQ ===== */
        .faq-section {
            background: var(--gray-dark);
            border-top: 1px solid rgba(255, 255, 255, .04);
        }

        .faq-list {
            max-width: 860px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 14px;
        }

        .faq-item {
            background: var(--charcoal);
            border-radius: var(--radius-card);
            border: 1px solid rgba(255, 255, 255, .05);
            overflow: hidden;
            transition: border-color var(--transition), box-shadow var(--transition);
        }
        .faq-item:hover {
            border-color: rgba(212, 0, 41, .25);
        }
        .faq-item.open {
            border-color: rgba(212, 0, 41, .4);
            box-shadow: 0 4px 20px rgba(0, 0, 0, .4);
        }

        .faq-q {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            padding: 20px 24px;
            cursor: pointer;
            font-size: 1rem;
            font-weight: 600;
            color: #fff;
            transition: color var(--transition);
        }
        .faq-q:hover {
            color: var(--red);
        }

        .faq-icon {
            width: 32px;
            height: 32px;
            border-radius: 50%;
            background: rgba(255, 255, 255, .05);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.2rem;
            color: var(--gold);
            transition: transform .35s ease, background var(--transition), color var(--transition);
            flex-shrink: 0;
            line-height: 1;
        }
        .faq-item.open .faq-icon {
            transform: rotate(45deg);
            background: var(--red);
            color: #fff;
        }

        .faq-a {
            max-height: 0;
            overflow: hidden;
            transition: max-height .4s ease;
        }
        .faq-item.open .faq-a {
            max-height: 300px;
        }

        .faq-a-inner {
            padding: 0 24px 22px;
            color: var(--muted-dark-bg);
            font-size: .925rem;
            line-height: 1.8;
            border-top: 1px solid rgba(255, 255, 255, .04);
            padding-top: 16px;
        }

        /* ===== CTA ===== */
        .cta-section {
            position: relative;
            background: var(--red);
            background: linear-gradient(120deg, var(--red-dark), var(--red));
            padding: 72px 0;
            overflow: hidden;
        }

        .cta-section::before {
            content: "";
            position: absolute;
            left: 0;
            bottom: 0;
            width: 100%;
            height: 8px;
            background: repeating-linear-gradient(135deg, var(--charcoal) 0 5px, transparent 5px 10px);
        }

        .cta-inner {
            text-align: center;
            position: relative;
            z-index: 2;
        }

        .cta-inner h2 {
            font-size: clamp(1.8rem, 4vw, 2.6rem);
            font-weight: 800;
            letter-spacing: -.02em;
            color: #fff;
            margin-bottom: 12px;
        }

        .cta-inner p {
            font-size: 1rem;
            color: rgba(255, 255, 255, .85);
            max-width: 560px;
            margin: 0 auto 32px;
            line-height: 1.8;
        }

        .cta-actions {
            display: flex;
            gap: 14px;
            justify-content: center;
            flex-wrap: wrap;
        }

        .cta-actions .btn-ghost {
            border-color: rgba(255, 255, 255, .6);
        }
        .cta-actions .btn-ghost:hover {
            background: #fff;
            color: var(--red-dark);
            border-color: #fff;
        }

        /* ===== Footer ===== */
        .site-footer {
            background: var(--charcoal);
            border-top: 5px solid transparent;
            border-image: repeating-linear-gradient(135deg, var(--red) 0 5px, #111 5px 10px) 5;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1.5fr 1fr;
            gap: 40px;
            padding: 64px 24px 48px;
        }

        .footer-brand h3 {
            font-size: 1.2rem;
            font-weight: 800;
            color: #fff;
            margin-bottom: 12px;
            letter-spacing: -.01em;
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .footer-brand h3::before {
            content: "";
            width: 22px;
            height: 22px;
            background: repeating-linear-gradient(135deg, var(--red) 0 4px, #111 4px 8px);
            border-radius: 5px;
            display: block;
            flex-shrink: 0;
        }

        .footer-brand p {
            font-size: .875rem;
            color: var(--muted-dark-bg);
            line-height: 1.8;
            max-width: 320px;
        }

        .footer-col h4 {
            font-size: .95rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 16px;
            letter-spacing: .02em;
        }

        .footer-col a {
            display: block;
            padding: 5px 0;
            font-size: .875rem;
            color: var(--muted-dark-bg);
            transition: color var(--transition), padding-left var(--transition);
        }
        .footer-col a:hover {
            color: var(--red);
            padding-left: 6px;
        }

        .back-top {
            width: 44px;
            height: 44px;
            border-radius: 10px;
            background: var(--gray-dark);
            border: 1px solid rgba(255, 255, 255, .08);
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-size: 1.1rem;
            color: var(--text-dark-bg);
            transition: all var(--transition);
        }
        .back-top:hover {
            background: var(--red);
            color: #fff;
            border-color: var(--red);
            transform: translateY(-3px);
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, .05);
            padding: 20px 0;
        }

        .footer-bottom p {
            font-size: .8rem;
            color: var(--muted-dark-bg);
            text-align: center;
        }

        /* ===== Empty state ===== */
        .empty-state {
            border: 2px dashed rgba(255, 255, 255, .15);
            border-radius: var(--radius-card);
            padding: 48px 24px;
            text-align: center;
            color: var(--muted-dark-bg);
        }
        .empty-state svg {
            width: 48px;
            height: 48px;
            margin: 0 auto 12px;
            opacity: .4;
            display: block;
        }
        .empty-state p {
            font-size: .95rem;
        }

        /* ===== Placeholder ===== */
        .placeholder-img {
            width: 100%;
            height: 100%;
            min-height: 140px;
            background: repeating-linear-gradient(135deg, var(--red) 0 5px, #111 5px 10px);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: .8rem;
            font-weight: 600;
            letter-spacing: .05em;
        }

        /* ===== Responsive ===== */
        @media (max-width: 1023px) {
            .main-nav {
                display: none;
            }

            .nav-toggle {
                display: block;
            }

            .mobile-tabbar {
                display: block;
            }

            .site-footer {
                padding-bottom: 64px;
            }

            .main-nav.mobile-open {
                display: flex;
                position: fixed;
                top: 72px;
                left: 0;
                right: 0;
                background: rgba(13, 12, 13, .98);
                flex-direction: column;
                align-items: stretch;
                gap: 0;
                padding: 18px 24px 30px;
                border-bottom: 1px solid rgba(255, 255, 255, .06);
                box-shadow: 0 16px 40px rgba(0, 0, 0, .6);
                z-index: 110;
            }

            .main-nav.mobile-open .nav-link {
                display: block;
                padding: 14px 0;
                border-bottom: 1px solid rgba(255, 255, 255, .04);
                font-size: 1rem;
            }
            .main-nav.mobile-open .nav-link.active::after {
                display: none;
            }
            .main-nav.mobile-open .nav-link.active {
                color: var(--red);
            }

            .main-nav.mobile-open .nav-dropdown {
                display: block;
            }

            .main-nav.mobile-open .dropdown-menu {
                position: static;
                transform: none;
                opacity: 1;
                visibility: visible;
                box-shadow: none;
                background: transparent;
                border: none;
                padding: 8px 0 8px 16px;
                min-width: 0;
            }

            .main-nav.mobile-open .header-login {
                margin-top: 16px;
                justify-content: center;
            }

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

            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 32px;
            }
        }

        @media (max-width: 767px) {
            .section {
                padding: 56px 0;
            }

            .page-hero {
                padding: 130px 0 64px;
            }

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

            .hero-actions {
                flex-direction: column;
            }
            .hero-actions .btn {
                width: 100%;
            }

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

            .steps-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }

            .footer-grid {
                grid-template-columns: 1fr;
                gap: 28px;
                padding: 48px 24px 32px;
            }

            .footer-brand p {
                max-width: 100%;
            }

            .section-title {
                font-size: 1.4rem;
            }

            .cta-actions .btn {
                width: 100%;
            }
        }

        @media (max-width: 575px) {
            .container {
                padding-left: 18px;
                padding-right: 18px;
            }

            .filter-bar {
                gap: 8px;
            }
            .filter-tag {
                padding: 6px 14px;
                font-size: .75rem;
            }

            .pagination {
                gap: 6px;
            }
            .page-link {
                min-width: 36px;
                height: 36px;
                padding: 0 10px;
                font-size: .8rem;
            }
        }

        @media (prefers-reduced-motion: reduce) {
            *,
            *::before,
            *::after {
                animation-duration: .01ms !important;
                transition-duration: .01ms !important;
                scroll-behavior: auto !important;
            }
        }

/* roulang page: category2 */
:root {
            --red: #D40029;
            --red-hover: #A3001F;
            --gold: #C9A063;
            --black: #0D0C0D;
            --dark: #161519;
            --light: #F5F4F2;
            --text-dark: #E8E6E3;
            --muted-dark: #A39F9A;
            --text-light: #2A2A2A;
            --muted-light: #6B6B6B;
            --border-dark: rgba(255, 255, 255, .08);
            --radius-btn: 8px;
            --radius-card: 12px;
            --radius-pill: 999px;
            --shadow-card: 0 4px 16px rgba(0, 0, 0, .3);
            --shadow-hover: 0 8px 24px rgba(0, 0, 0, .5);
            --font-sans: system-ui, -apple-system, "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
            --container: 1280px;
            --gap: 24px;
            --section-space: 88px;
        }
        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
        }
        body {
            font-family: var(--font-sans);
            font-size: 1rem;
            line-height: 1.8;
            background: var(--black);
            color: var(--text-dark);
            min-width: 320px;
            overflow-x: hidden;
        }
        body.light-body {
            background: var(--light);
            color: var(--text-light);
        }
        img {
            max-width: 100%;
            display: block;
            border: 0;
        }
        a {
            color: inherit;
            text-decoration: none;
            transition: color .2s ease, background .2s ease, box-shadow .2s ease, opacity .2s ease, transform .2s ease;
        }
        button {
            font-family: inherit;
            border: 0;
            background: none;
            cursor: pointer;
            color: inherit;
        }
        input,
        select,
        textarea {
            font-family: inherit;
            font-size: 1rem;
        }
        ul,
        ol {
            list-style: none;
        }
        h1,
        h2,
        h3,
        h4 {
            line-height: 1.3;
            font-weight: 700;
            letter-spacing: -0.01em;
        }
        h1 {
            font-size: clamp(2.2rem, 5vw, 4rem);
            font-weight: 800;
            letter-spacing: -0.02em;
        }
        h2 {
            font-size: 1.8rem;
            font-weight: 700;
        }
        h3 {
            font-size: 1.3rem;
            font-weight: 700;
        }
        :focus-visible {
            outline: 2px solid var(--red);
            outline-offset: 2px;
            box-shadow: 0 0 0 4px rgba(0, 0, 0, .5);
        }
        .container {
            max-width: var(--container);
            margin: 0 auto;
            padding-left: 24px;
            padding-right: 24px;
        }
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            height: 72px;
            background: rgba(13, 12, 13, .9);
            -webkit-backdrop-filter: blur(8px);
            backdrop-filter: blur(8px);
            border-bottom: 1px solid rgba(255, 255, 255, .06);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 72px;
            gap: 16px;
        }
        .logo {
            font-size: 1.12rem;
            font-weight: 800;
            color: #fff;
            letter-spacing: -0.01em;
            white-space: nowrap;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .logo::before {
            content: "";
            display: inline-block;
            width: 8px;
            height: 22px;
            background: repeating-linear-gradient(135deg, var(--red) 0, var(--red) 5px, #000 5px, #000 10px);
            border-radius: 2px;
        }
        .main-nav {
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .nav-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 8px 14px;
            border-radius: 6px;
            font-size: .95rem;
            font-weight: 600;
            color: var(--text-dark);
            position: relative;
            white-space: nowrap;
        }
        .nav-link:hover {
            background: rgba(255, 255, 255, .06);
            color: #fff;
        }
        .main-nav .nav-link.active {
            color: #fff;
        }
        .main-nav .nav-link.active::after {
            content: "";
            position: absolute;
            left: 14px;
            right: 14px;
            bottom: 2px;
            height: 3px;
            background: var(--red);
            border-radius: 2px;
        }
        .nav-dropdown {
            position: relative;
        }
        .dropdown-menu {
            position: absolute;
            top: 100%;
            left: 0;
            min-width: 180px;
            background: var(--dark);
            border: 1px solid rgba(255, 255, 255, .1);
            border-radius: var(--radius-btn);
            box-shadow: 0 8px 24px rgba(0, 0, 0, .6);
            padding: 8px;
            opacity: 0;
            visibility: hidden;
            transform: translateY(8px);
            transition: opacity .2s ease, transform .2s ease, visibility .2s;
            z-index: 100;
        }
        .nav-dropdown:hover .dropdown-menu,
        .nav-dropdown:focus-within .dropdown-menu {
            opacity: 1;
            visibility: visible;
            transform: translateY(0);
        }
        .dropdown-menu a {
            display: block;
            padding: 9px 12px;
            border-radius: 6px;
            font-size: .95rem;
            font-weight: 500;
            color: var(--text-dark);
        }
        .dropdown-menu a:hover {
            background: rgba(212, 0, 41, .15);
            color: #fff;
        }
        .dropdown-menu a.active {
            background: rgba(212, 0, 41, .18);
            color: #fff;
            box-shadow: inset 2px 0 0 var(--red);
        }
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            border-radius: var(--radius-btn);
            font-weight: 600;
            font-size: .95rem;
            line-height: 1;
            padding: 12px 22px;
            transition: background .2s ease, color .2s ease, transform .15s ease, box-shadow .2s ease, border-color .2s ease;
            white-space: nowrap;
        }
        .btn-primary {
            background: var(--red);
            color: #fff;
            box-shadow: 0 4px 14px rgba(212, 0, 41, .35);
        }
        .btn-primary:hover {
            background: #e60030;
            box-shadow: 0 6px 18px rgba(212, 0, 41, .5);
        }
        .btn-primary:active {
            transform: scale(.98);
        }
        .btn-ghost {
            background: transparent;
            color: #fff;
            border: 1px solid rgba(255, 255, 255, .65);
        }
        .btn-ghost:hover {
            background: #fff;
            color: var(--red);
            border-color: #fff;
        }
        .btn-gold {
            background: var(--gold);
            color: #000;
            font-weight: 700;
        }
        .btn-gold:hover {
            background: #ddb878;
        }
        .btn-sm {
            padding: 8px 16px;
            font-size: .85rem;
        }
        .header-login {
            margin-left: 8px;
        }
        .nav-toggle {
            display: none;
            width: 42px;
            height: 42px;
            align-items: center;
            justify-content: center;
            border-radius: 8px;
            background: rgba(255, 255, 255, .06);
            color: #fff;
            font-size: 1.3rem;
        }
        .nav-toggle:hover {
            background: rgba(255, 255, 255, .12);
        }
        .mobile-menu {
            display: none;
            position: fixed;
            top: 72px;
            left: 0;
            right: 0;
            background: var(--dark);
            border-bottom: 1px solid rgba(255, 255, 255, .08);
            box-shadow: 0 12px 30px rgba(0, 0, 0, .5);
            padding: 12px 24px 20px;
            z-index: 999;
            flex-direction: column;
            gap: 4px;
        }
        .mobile-menu.open {
            display: flex;
        }
        .mobile-menu a {
            padding: 11px 12px;
            border-radius: 8px;
            font-weight: 600;
            color: var(--text-dark);
        }
        .mobile-menu a:hover {
            background: rgba(255, 255, 255, .08);
        }
        .mobile-menu a.active {
            color: var(--red);
        }
        .mobile-menu .dropdown-links {
            padding: 4px 0 4px 14px;
            display: flex;
            flex-direction: column;
            gap: 2px;
        }
        .mobile-menu .dropdown-links a {
            font-weight: 400;
            font-size: .92rem;
            padding: 7px 10px;
        }
        main {
            padding-top: 72px;
        }
        .breadcrumb {
            background: var(--dark);
            border-bottom: 1px solid var(--border-dark);
            padding: 14px 0;
            font-size: .85rem;
            color: var(--muted-dark);
        }
        .breadcrumb .container {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 6px;
        }
        .breadcrumb a {
            color: var(--muted-dark);
        }
        .breadcrumb a:hover {
            color: var(--red);
        }
        .breadcrumb .sep {
            opacity: .5;
        }
        .breadcrumb .current {
            color: var(--text-dark);
        }
        .category-hero {
            background: var(--black);
            padding: 56px 0 44px;
            border-bottom: 1px solid var(--border-dark);
            position: relative;
        }
        .category-hero::before {
            content: "";
            position: absolute;
            right: 0;
            top: 0;
            width: 120px;
            height: 120px;
            background: repeating-linear-gradient(135deg, var(--red) 0, var(--red) 5px, transparent 5px, transparent 10px);
            opacity: .25;
            clip-path: polygon(100% 0, 100% 100%, 0 0);
        }
        .category-hero .container {
            position: relative;
        }
        .category-hero .hero-tag {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(212, 0, 41, .16);
            border: 1px solid rgba(212, 0, 41, .35);
            color: #ff8098;
            font-size: .8rem;
            font-weight: 600;
            letter-spacing: .04em;
            padding: 5px 14px;
            border-radius: var(--radius-pill);
            margin-bottom: 18px;
        }
        .category-hero .hero-tag::before {
            content: "";
            width: 6px;
            height: 6px;
            border-radius: 50%;
            background: var(--red);
        }
        .category-hero h1 {
            color: #fff;
            margin-bottom: 14px;
        }
        .category-hero .lead {
            max-width: 680px;
            color: var(--muted-dark);
            font-size: 1rem;
            line-height: 1.8;
            margin-bottom: 30px;
        }
        .filter-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            padding-top: 8px;
        }
        .filter-tag {
            display: inline-flex;
            align-items: center;
            padding: 7px 16px;
            border-radius: var(--radius-pill);
            background: var(--dark);
            border: 1px solid var(--border-dark);
            font-size: .85rem;
            font-weight: 600;
            color: var(--text-dark);
            transition: border-color .2s, background .2s, color .2s;
        }
        .filter-tag:hover {
            border-color: rgba(212, 0, 41, .6);
            color: #fff;
        }
        .filter-tag.active {
            background: var(--red);
            border-color: var(--red);
            color: #fff;
        }
        .section-pad {
            padding: var(--section-space) 0;
        }
        .news-grid-section {
            background: var(--black);
        }
        .grid-header {
            display: flex;
            align-items: flex-end;
            justify-content: space-between;
            gap: 16px;
            margin-bottom: 28px;
        }
        .grid-header h2 {
            color: #fff;
            font-size: 1.5rem;
        }
        .grid-header .sub {
            color: var(--muted-dark);
            font-size: .9rem;
            margin-top: 4px;
        }
        .info-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 28px;
        }
        .info-card {
            background: var(--dark);
            border-radius: var(--radius-card);
            overflow: hidden;
            border: 1px solid transparent;
            box-shadow: var(--shadow-card);
            transition: box-shadow .25s ease, transform .25s ease, border-color .25s ease;
            display: flex;
            flex-direction: column;
        }
        .info-card:hover {
            box-shadow: var(--shadow-hover);
            border-color: rgba(212, 0, 41, .4);
            transform: translateY(-3px);
        }
        .card-cover {
            position: relative;
            aspect-ratio: 16/9;
            overflow: hidden;
            background: var(--dark);
        }
        .card-cover img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform .4s ease;
        }
        .info-card:hover .card-cover img {
            transform: scale(1.04);
        }
        .card-cover .badge {
            position: absolute;
            top: 12px;
            left: 12px;
            background: var(--red);
            color: #fff;
            font-size: .72rem;
            font-weight: 600;
            letter-spacing: .04em;
            padding: 4px 10px;
            border-radius: var(--radius-pill);
        }
        .card-cover .badge.gold {
            background: var(--gold);
            color: #000;
        }
        .card-body {
            padding: 18px 20px 20px;
            display: flex;
            flex-direction: column;
            flex: 1;
        }
        .card-body h3 {
            font-size: 1.08rem;
            color: var(--text-dark);
            line-height: 1.45;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
            min-height: 2.9em;
            margin-bottom: 8px;
            transition: color .2s;
        }
        .card-body h3 a:hover {
            color: var(--red);
        }
        .card-body p {
            color: var(--muted-dark);
            font-size: .9rem;
            line-height: 1.65;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
            margin-bottom: 14px;
        }
        .card-meta {
            display: flex;
            align-items: center;
            justify-content: space-between;
            margin-top: auto;
            font-size: .82rem;
            color: var(--muted-dark);
        }
        .card-meta .read-more {
            color: var(--gold);
            font-weight: 600;
            display: inline-flex;
            align-items: center;
            gap: 4px;
        }
        .card-meta .read-more:hover {
            color: #f0cf94;
        }
        .pagination-section {
            background: var(--black);
            padding: 10px 0 70px;
        }
        .pagination {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            flex-wrap: wrap;
        }
        .page-link {
            min-width: 40px;
            height: 40px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 0 12px;
            border-radius: var(--radius-btn);
            background: var(--dark);
            border: 1px solid var(--border-dark);
            color: var(--text-dark);
            font-size: .9rem;
            font-weight: 600;
            transition: background .2s, border-color .2s, color .2s;
        }
        .page-link:hover {
            border-color: rgba(212, 0, 41, .55);
            color: #fff;
        }
        .page-link.active {
            background: var(--red);
            border-color: var(--red);
            color: #fff;
        }
        .page-link.disabled {
            opacity: .4;
            pointer-events: none;
        }
        .cta-section {
            background: var(--red);
            position: relative;
            overflow: hidden;
            padding: 64px 0;
        }
        .cta-section::before {
            content: "";
            position: absolute;
            left: 0;
            right: 0;
            bottom: 0;
            height: 14px;
            background: repeating-linear-gradient(135deg, #000 0, #000 5px, var(--red) 5px, var(--red) 10px);
            opacity: .7;
        }
        .cta-inner {
            text-align: center;
            max-width: 720px;
            margin: 0 auto;
        }
        .cta-inner h2 {
            color: #fff;
            font-size: 2rem;
            margin-bottom: 10px;
        }
        .cta-inner p {
            color: rgba(255, 255, 255, .85);
            font-size: 1rem;
            margin-bottom: 28px;
        }
        .cta-btns {
            display: flex;
            gap: 14px;
            justify-content: center;
            flex-wrap: wrap;
        }
        .cta-btns .btn-ghost {
            border-color: rgba(255, 255, 255, .6);
            color: #fff;
        }
        .cta-btns .btn-ghost:hover {
            background: #fff;
            color: var(--red);
            border-color: #fff;
        }
        .site-footer {
            background: var(--black);
            padding: 64px 0 0;
            border-top: 5px solid;
            border-image: repeating-linear-gradient(135deg, var(--red) 0, var(--red) 5px, #000 5px, #000 10px) 5;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr 1fr;
            gap: 40px;
            padding-bottom: 44px;
        }
        .footer-brand h3 {
            color: #fff;
            font-size: 1.15rem;
            margin-bottom: 10px;
        }
        .footer-brand p {
            color: var(--muted-dark);
            font-size: .9rem;
            line-height: 1.7;
            max-width: 300px;
        }
        .footer-col h4 {
            color: #fff;
            font-size: .95rem;
            margin-bottom: 14px;
        }
        .footer-col a {
            display: block;
            color: var(--muted-dark);
            font-size: .88rem;
            padding: 5px 0;
            transition: color .2s, padding-left .2s;
        }
        .footer-col a:hover {
            color: var(--red);
            padding-left: 4px;
        }
        .footer-col .back-top {
            width: 40px;
            height: 40px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            background: var(--red);
            color: #fff;
            border-radius: 8px;
            margin-top: 6px;
            font-size: 1.1rem;
        }
        .footer-col .back-top:hover {
            background: var(--red-hover);
            padding-left: 0;
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, .06);
            padding: 18px 0;
        }
        .footer-bottom .container {
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 8px;
        }
        .footer-bottom p {
            color: var(--muted-dark);
            font-size: .82rem;
        }
        .mobile-tab {
            display: none;
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            height: calc(64px + env(safe-area-inset-bottom));
            padding-bottom: env(safe-area-inset-bottom);
            background: var(--dark);
            border-top: 1px solid rgba(255, 255, 255, .08);
            z-index: 1000;
            box-shadow: 0 -6px 20px rgba(0, 0, 0, .4);
        }
        .mobile-tab-inner {
            height: 64px;
            display: flex;
            align-items: center;
            justify-content: space-around;
        }
        .tab-item {
            flex: 1;
            height: 64px;
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            gap: 3px;
            color: var(--muted-dark);
            font-size: .72rem;
            font-weight: 600;
            transition: color .2s;
        }
        .tab-item svg {
            width: 22px;
            height: 22px;
            stroke: currentColor;
            fill: none;
            stroke-width: 1.8;
            stroke-linecap: round;
            stroke-linejoin: round;
        }
        .tab-item.active {
            color: var(--red);
        }
        .tab-item:hover {
            color: #fff;
        }
        .tab-popup {
            position: fixed;
            bottom: 64px;
            left: 0;
            right: 0;
            background: var(--dark);
            border-top: 1px solid rgba(255, 255, 255, .1);
            border-radius: 16px 16px 0 0;
            box-shadow: 0 -8px 30px rgba(0, 0, 0, .6);
            padding: 8px 16px 16px;
            transform: translateY(110%);
            transition: transform .3s ease;
            z-index: 999;
        }
        .tab-popup.open {
            transform: translateY(0);
        }
        .tab-popup a {
            display: block;
            padding: 13px 14px;
            border-radius: 10px;
            color: var(--text-dark);
            font-weight: 500;
            font-size: .95rem;
            border-bottom: 1px solid rgba(255, 255, 255, .04);
        }
        .tab-popup a:hover {
            background: rgba(212, 0, 41, .12);
            color: #fff;
        }
        .tab-popup a.active {
            color: var(--red);
            font-weight: 700;
        }
        .tab-popup-backdrop {
            position: fixed;
            inset: 0;
            background: rgba(0, 0, 0, .5);
            opacity: 0;
            visibility: hidden;
            transition: opacity .25s, visibility .25s;
            z-index: 998;
        }
        .tab-popup-backdrop.open {
            opacity: 1;
            visibility: visible;
        }
        .fadeUp {
            opacity: 0;
            transform: translateY(24px);
            animation: fadeUp .4s ease forwards;
        }
        @keyframes fadeUp {
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }
        @media (max-width: 1023px) {
            .main-nav {
                display: none;
            }
            .nav-toggle {
                display: inline-flex;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 32px;
            }
            .info-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
        }
        @media (max-width: 767px) {
            :root {
                --section-space: 56px;
            }
            .category-hero {
                padding: 40px 0 32px;
            }
            .category-hero .lead {
                font-size: .92rem;
            }
            .info-grid {
                grid-template-columns: 1fr;
            }
            .card-cover {
                aspect-ratio: 16/8;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
                padding-bottom: 28px;
            }
            .footer-brand p {
                max-width: 100%;
            }
            .cta-section {
                padding: 48px 0;
            }
            .cta-inner h2 {
                font-size: 1.5rem;
            }
            .cta-btns .btn {
                width: 100%;
            }
            .pagination {
                gap: 6px;
            }
            .page-link {
                min-width: 38px;
                height: 38px;
                padding: 0 10px;
                font-size: .85rem;
            }
            .mobile-tab {
                display: block;
            }
            .site-footer {
                padding-bottom: 64px;
            }
            .grid-header {
                flex-direction: column;
                align-items: flex-start;
                gap: 8px;
                margin-bottom: 20px;
            }
        }
        @media (max-width: 575px) {
            .logo {
                font-size: .98rem;
            }
            .breadcrumb {
                font-size: .78rem;
            }
            .filter-tag {
                padding: 6px 12px;
                font-size: .78rem;
            }
            .card-body {
                padding: 15px 16px 16px;
            }
            .card-body h3 {
                font-size: .98rem;
                min-height: 2.7em;
            }
            .cta-btns .btn {
                width: 100%;
                justify-content: center;
            }
            .footer-bottom .container {
                flex-direction: column;
                text-align: center;
            }
        }
        @keyframes marquee {
            0% {
                transform: translateX(-50%);
            }
            100% {
                transform: translateX(0);
            }
        }
        .strip-line {
            background: #000;
            border-top: 1px solid rgba(255, 255, 255, .06);
            border-bottom: 1px solid rgba(255, 255, 255, .06);
            overflow: hidden;
            padding: 11px 0;
        }
        .strip-line .track {
            display: flex;
            width: 200%;
            animation: marquee 22s linear infinite;
        }
        .strip-line .texts {
            display: flex;
            align-items: center;
            flex-shrink: 0;
            gap: 44px;
            white-space: nowrap;
            color: var(--red);
            font-size: .82rem;
            font-weight: 700;
            letter-spacing: .06em;
            text-transform: uppercase;
            padding-right: 22px;
        }
        @media (prefers-reduced-motion: reduce) {
            *,
            *::before,
            *::after {
                animation-duration: .01ms !important;
                animation-iteration-count: 1 !important;
                transition-duration: .01ms !important;
                scroll-behavior: auto !important;
            }
            .strip-line .track {
                animation: none;
                transform: translateX(0);
                flex-wrap: wrap;
            }
        }

/* roulang page: category3 */
:root {
            --primary: #D40029;
            --primary-hover: #A3001F;
            --gold: #C9A063;
            --bg-dark: #0D0C0D;
            --bg-card: #161519;
            --bg-light: #F5F4F2;
            --text-dark-bg: #E8E6E3;
            --text-muted-dark: #A39F9A;
            --text-light-bg: #2A2A2A;
            --text-muted-light: #6B6B6B;
            --border-dark: #2A2827;
            --radius-btn: 8px;
            --radius-card: 12px;
            --radius-badge: 999px;
            --shadow-card: 0 4px 16px rgba(0, 0, 0, .3);
            --shadow-card-hover: 0 8px 24px rgba(0, 0, 0, .5);
            --max-width: 1280px;
            --transition: .3s ease;
            --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", sans-serif;
        }

        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: var(--font-sans);
            background: var(--bg-dark);
            color: var(--text-dark-bg);
            line-height: 1.8;
            -webkit-font-smoothing: antialiased;
            min-width: 320px;
            overflow-x: hidden;
        }

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

        a {
            color: inherit;
            text-decoration: none;
            transition: color .3s ease, background .3s ease, border-color .3s ease, transform .3s ease, box-shadow .3s ease;
        }

        button,
        input {
            font: inherit;
            border: none;
            background: none;
            color: inherit;
        }

        button {
            cursor: pointer;
        }

        ul,
        ol {
            list-style: none;
        }

        a:focus-visible,
        button:focus-visible {
            outline: 2px solid var(--primary);
            outline-offset: 2px;
        }

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

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 14px 36px;
            border-radius: var(--radius-btn);
            font-size: .95rem;
            font-weight: 600;
            line-height: 1.4;
            transition: all .3s ease;
            border: 1px solid transparent;
            white-space: nowrap;
        }

        .btn-primary {
            background: var(--primary);
            color: #fff;
            border-color: var(--primary);
        }

        .btn-primary:hover {
            background: var(--primary-hover);
            border-color: var(--primary-hover);
            filter: brightness(1.08);
        }

        .btn-primary:active {
            transform: scale(.98);
        }

        .btn-ghost {
            background: transparent;
            color: #fff;
            border-color: rgba(255, 255, 255, .7);
        }

        .btn-ghost:hover {
            background: #fff;
            color: var(--primary);
            border-color: #fff;
        }

        .btn-sm {
            padding: 8px 22px;
            font-size: .875rem;
        }

        .btn-dark {
            background: var(--bg-dark);
            color: #fff;
            border-color: var(--bg-dark);
        }

        .btn-dark:hover {
            background: #1f1e1f;
            border-color: #1f1e1f;
        }

        .section-title {
            font-size: clamp(1.8rem, 3vw, 2.2rem);
            font-weight: 700;
            letter-spacing: -.01em;
            margin-bottom: 8px;
            line-height: 1.3;
        }

        .section-subtitle {
            color: var(--text-muted-dark);
            margin-bottom: 40px;
            max-width: 640px;
            font-size: .95rem;
        }

        .badge {
            display: inline-block;
            padding: 4px 14px;
            border-radius: var(--radius-badge);
            font-size: .75rem;
            font-weight: 600;
            letter-spacing: .04em;
            background: rgba(212, 0, 41, .18);
            color: #ff7a97;
            border: 1px solid rgba(212, 0, 41, .35);
        }

        .badge-gold {
            background: rgba(201, 160, 99, .18);
            color: var(--gold);
            border-color: rgba(201, 160, 99, .35);
        }

        .divider-strip {
            height: 12px;
            background: repeating-linear-gradient(-45deg, var(--primary) 0 8px, var(--bg-dark) 8px 16px);
            border: none;
        }

        .red-black-strip {
            height: 6px;
            background: repeating-linear-gradient(45deg, var(--primary) 0 5px, #000 5px 10px);
        }

        /* Header */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            height: 72px;
            background: rgba(13, 12, 13, .92);
            backdrop-filter: blur(10px);
            -webkit-backdrop-filter: blur(10px);
            border-bottom: 1px solid rgba(255, 255, 255, .06);
        }

        .header-inner {
            height: 72px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 20px;
        }

        .logo {
            font-size: 1.25rem;
            font-weight: 800;
            letter-spacing: -.02em;
            color: #fff;
            display: inline-flex;
            align-items: center;
            gap: 10px;
            white-space: nowrap;
        }

        .logo::before {
            content: '';
            width: 8px;
            height: 26px;
            background: var(--primary);
            border-radius: 2px;
            display: inline-block;
        }

        .logo:hover {
            color: #ff7a97;
        }

        .main-nav {
            display: flex;
            align-items: center;
            gap: 32px;
            position: relative;
        }

        .main-nav .nav-link {
            font-size: .95rem;
            font-weight: 600;
            color: var(--text-muted-dark);
            padding: 26px 0;
            position: relative;
            white-space: nowrap;
        }

        .main-nav .nav-link:hover {
            color: #fff;
        }

        .main-nav .nav-link.active {
            color: #fff;
        }

        .main-nav .nav-link.active::after {
            content: '';
            position: absolute;
            left: 0;
            right: 0;
            bottom: 0;
            height: 3px;
            background: var(--primary);
            border-radius: 2px 2px 0 0;
        }

        .nav-dropdown {
            position: relative;
        }

        .nav-dropdown .nav-link::after {
            content: '';
            display: inline-block;
            margin-left: 6px;
            border: 4px solid transparent;
            border-top-color: currentColor;
            vertical-align: middle;
            transition: transform .3s ease;
        }

        .nav-dropdown:hover .nav-link::after {
            transform: rotate(180deg);
        }

        .dropdown-menu {
            position: absolute;
            top: 100%;
            left: 50%;
            transform: translateX(-50%) translateY(12px);
            background: #1b1a1b;
            border: 1px solid var(--border-dark);
            border-radius: var(--radius-card);
            padding: 12px;
            min-width: 200px;
            opacity: 0;
            visibility: hidden;
            transition: all .3s ease;
            box-shadow: 0 12px 30px rgba(0, 0, 0, .5);
            z-index: 50;
        }

        .nav-dropdown:hover .dropdown-menu {
            opacity: 1;
            visibility: visible;
            transform: translateX(-50%) translateY(6px);
        }

        .dropdown-menu a {
            display: block;
            padding: 10px 16px;
            border-radius: 8px;
            font-size: .9rem;
            font-weight: 500;
            color: var(--text-muted-dark);
            white-space: nowrap;
        }

        .dropdown-menu a:hover {
            background: rgba(212, 0, 41, .15);
            color: #fff;
        }

        .dropdown-menu a.active {
            background: rgba(212, 0, 41, .25);
            color: #ff7a97;
            font-weight: 600;
        }

        .header-login {
            padding: 8px 24px;
            font-size: .875rem;
            margin-left: 8px;
        }

        .nav-toggle {
            display: none;
            width: 42px;
            height: 42px;
            border-radius: 8px;
            border: 1px solid var(--border-dark);
            color: #fff;
            font-size: 1.2rem;
            align-items: center;
            justify-content: center;
            transition: background .3s;
        }

        .nav-toggle:hover {
            background: rgba(255, 255, 255, .08);
        }

        /* Mobile bottom tab */
        .mobile-tab {
            display: none;
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            z-index: 999;
            height: 64px;
            background: var(--bg-card);
            border-top: 1px solid var(--border-dark);
            padding-bottom: env(safe-area-inset-bottom);
        }

        .mobile-tab-inner {
            display: flex;
            height: 100%;
            align-items: stretch;
        }

        .tab-item {
            flex: 1;
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            gap: 4px;
            color: #A39F9A;
            font-size: .7rem;
            font-weight: 600;
            transition: color .3s;
        }

        .tab-item svg {
            width: 22px;
            height: 22px;
        }

        .tab-item.active {
            color: var(--primary);
        }

        .tab-item:hover {
            color: #fff;
        }

        .tab-category-wrap {
            position: relative;
            flex: 1;
        }

        .tab-category-panel {
            position: fixed;
            bottom: 72px;
            left: 50%;
            transform: translateX(-50%) translateY(12px);
            background: #1b1a1b;
            border: 1px solid var(--border-dark);
            border-radius: var(--radius-card);
            padding: 12px;
            width: 220px;
            opacity: 0;
            visibility: hidden;
            transition: all .3s ease;
            box-shadow: 0 12px 30px rgba(0, 0, 0, .6);
            z-index: 1000;
        }

        .tab-category-wrap.open .tab-category-panel {
            opacity: 1;
            visibility: visible;
            transform: translateX(-50%) translateY(0);
        }

        .tab-category-panel a {
            display: block;
            padding: 10px 16px;
            border-radius: 8px;
            font-size: .9rem;
            font-weight: 500;
            color: var(--text-muted-dark);
        }

        .tab-category-panel a:hover {
            background: rgba(212, 0, 41, .15);
            color: #fff;
        }

        .tab-category-panel a.active {
            background: rgba(212, 0, 41, .25);
            color: #ff7a97;
            font-weight: 600;
        }

        /* Mobile dropdown menu */
        .mobile-dropdown {
            display: none;
            position: fixed;
            top: 72px;
            left: 0;
            right: 0;
            background: #161519;
            border-bottom: 1px solid var(--border-dark);
            padding: 24px;
            z-index: 998;
            box-shadow: 0 12px 30px rgba(0, 0, 0, .4);
        }

        .mobile-dropdown.open {
            display: block;
        }

        .mobile-dropdown a {
            display: block;
            padding: 14px 16px;
            border-radius: 8px;
            font-size: 1rem;
            font-weight: 600;
            color: var(--text-muted-dark);
        }

        .mobile-dropdown a:hover,
        .mobile-dropdown a.active {
            background: rgba(212, 0, 41, .15);
            color: #fff;
        }

        .mobile-dropdown .m-drop-title {
            font-size: .75rem;
            color: #6b6b6b;
            padding: 12px 16px 6px;
            letter-spacing: .05em;
            font-weight: 600;
        }

        /* Page banner */
        .page-banner {
            margin-top: 72px;
            padding: 80px 0 64px;
            background: url('/assets/images/backpic/back-2.webp') center center / cover no-repeat;
            position: relative;
        }

        .page-banner::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(13, 12, 13, .8) 0%, rgba(13, 12, 13, .6) 40%, rgba(13, 12, 13, .96) 100%);
        }

        .page-banner .container {
            position: relative;
            z-index: 1;
        }

        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: .82rem;
            color: var(--text-muted-dark);
            margin-bottom: 20px;
            flex-wrap: wrap;
        }

        .breadcrumb a {
            color: var(--text-muted-dark);
        }

        .breadcrumb a:hover {
            color: #ff7a97;
        }

        .breadcrumb .sep {
            color: #6b6b6b;
        }

        .breadcrumb .current {
            color: #fff;
        }

        .page-title {
            font-size: clamp(2.2rem, 5vw, 3.6rem);
            font-weight: 800;
            letter-spacing: -.02em;
            line-height: 1.2;
            margin-bottom: 16px;
            color: #fff;
        }

        .page-title .accent {
            color: var(--primary);
        }

        .page-desc {
            max-width: 760px;
            color: var(--text-muted-dark);
            font-size: 1rem;
            line-height: 1.9;
        }

        /* Filter bar */
        .filter-section {
            padding: 32px 0 8px;
        }

        .filter-bar {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
        }

        .filter-btn {
            padding: 8px 22px;
            border-radius: var(--radius-badge);
            border: 1px solid #3a3837;
            color: var(--text-muted-dark);
            font-size: .875rem;
            font-weight: 600;
            background: transparent;
            transition: all .3s ease;
        }

        .filter-btn:hover {
            border-color: var(--primary);
            color: #fff;
        }

        .filter-btn.active {
            border-color: var(--primary);
            background: var(--primary);
            color: #fff;
        }

        /* Feature grid */
        .featured-section {
            padding: 56px 0 40px;
        }

        .featured-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 24px;
        }

        .feature-card {
            background: var(--bg-card);
            border-radius: var(--radius-card);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            transition: transform .3s ease, box-shadow .3s ease, border-color .3s ease;
            border: 1px solid transparent;
            display: flex;
            flex-direction: column;
            height: 100%;
        }

        .feature-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-card-hover);
            border-color: rgba(212, 0, 41, .4);
        }

        .feature-card .card-cover {
            aspect-ratio: 16 / 10;
            overflow: hidden;
            position: relative;
            background: repeating-linear-gradient(45deg, var(--primary) 0 6px, #000 6px 12px);
        }

        .feature-card .card-cover img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform .5s ease;
        }

        .feature-card:hover .card-cover img {
            transform: scale(1.05);
        }

        .feature-card .card-body {
            padding: 20px 24px 24px;
            flex: 1;
            display: flex;
            flex-direction: column;
            gap: 8px;
        }

        .feature-card .card-title {
            font-size: 1.2rem;
            font-weight: 700;
            line-height: 1.4;
            color: #fff;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .feature-card .card-title:hover {
            color: #ff7a97;
        }

        .feature-card .card-text {
            font-size: .875rem;
            color: var(--text-muted-dark);
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
            margin-top: 4px;
        }

        .feature-card .card-meta {
            display: flex;
            align-items: center;
            gap: 12px;
            margin-top: auto;
            padding-top: 12px;
            font-size: .8rem;
            color: var(--text-muted-dark);
        }

        /* Showcase */
        .showcase-section {
            padding: 72px 0;
            background: #100f10;
            border-top: 1px solid #1f1e1f;
            border-bottom: 1px solid #1f1e1f;
        }

        .showcase-row {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 48px;
            align-items: center;
            margin-bottom: 64px;
        }

        .showcase-row:last-child {
            margin-bottom: 0;
        }

        .showcase-row.reverse .showcase-media {
            order: 2;
        }

        .showcase-media {
            border-radius: var(--radius-card);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            aspect-ratio: 4 / 3;
            background: repeating-linear-gradient(45deg, var(--primary) 0 6px, #000 6px 12px);
        }

        .showcase-media img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform .5s ease;
        }

        .showcase-media:hover img {
            transform: scale(1.04);
        }

        .showcase-content .eyebrow {
            font-size: .75rem;
            font-weight: 600;
            letter-spacing: .06em;
            color: var(--gold);
            text-transform: uppercase;
            margin-bottom: 12px;
        }

        .showcase-content h3 {
            font-size: clamp(1.4rem, 2.5vw, 1.8rem);
            font-weight: 700;
            margin-bottom: 14px;
            letter-spacing: -.01em;
        }

        .showcase-content p {
            color: var(--text-muted-dark);
            font-size: .95rem;
            line-height: 1.9;
            margin-bottom: 16px;
        }

        .showcase-content .tag-list {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
        }

        /* Timeline */
        .timeline-section {
            padding: 72px 0 40px;
        }

        .timeline {
            position: relative;
            padding-left: 36px;
            margin-top: 16px;
        }

        .timeline::before {
            content: '';
            position: absolute;
            left: 8px;
            top: 4px;
            bottom: 10px;
            width: 2px;
            background: linear-gradient(180deg, var(--primary), var(--gold));
        }

        .timeline-item {
            position: relative;
            padding-bottom: 40px;
        }

        .timeline-item:last-child {
            padding-bottom: 0;
        }

        .timeline-item::before {
            content: '';
            position: absolute;
            left: -32px;
            top: 8px;
            width: 12px;
            height: 12px;
            border-radius: 50%;
            background: var(--gold);
            border: 3px solid var(--bg-dark);
            box-shadow: 0 0 0 2px var(--gold);
        }

        .timeline-item .tl-season {
            font-size: .75rem;
            font-weight: 600;
            letter-spacing: .05em;
            color: var(--gold);
            margin-bottom: 4px;
        }

        .timeline-item h4 {
            font-size: 1.15rem;
            font-weight: 700;
            margin-bottom: 6px;
        }

        .timeline-item p {
            font-size: .9rem;
            color: var(--text-muted-dark);
            max-width: 720px;
            line-height: 1.8;
        }

        /* Content grid */
        .content-section {
            padding: 56px 0 40px;
        }

        .content-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }

        .content-card {
            background: var(--bg-card);
            border-radius: var(--radius-card);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            transition: transform .3s ease, box-shadow .3s ease, border-color .3s ease;
            border: 1px solid transparent;
            display: flex;
            flex-direction: column;
            height: 100%;
        }

        .content-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-card-hover);
            border-color: rgba(212, 0, 41, .4);
        }

        .content-card .card-cover {
            aspect-ratio: 3 / 2;
            overflow: hidden;
            background: repeating-linear-gradient(45deg, var(--primary) 0 6px, #000 6px 12px);
            position: relative;
        }

        .content-card .card-cover img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform .5s ease;
        }

        .content-card:hover .card-cover img {
            transform: scale(1.05);
        }

        .content-card .card-cover .badge {
            position: absolute;
            top: 12px;
            left: 12px;
            background: rgba(13, 12, 13, .85);
            border-color: var(--primary);
        }

        .content-card .card-body {
            padding: 20px 20px 22px;
            display: flex;
            flex-direction: column;
            gap: 8px;
            flex: 1;
        }

        .content-card .card-title {
            font-size: 1.05rem;
            font-weight: 700;
            color: #fff;
            line-height: 1.5;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .content-card .card-title:hover {
            color: #ff7a97;
        }

        .content-card .card-desc {
            font-size: .85rem;
            color: var(--text-muted-dark);
            line-height: 1.75;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .content-card .card-bottom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            margin-top: auto;
            padding-top: 12px;
            border-top: 1px solid rgba(255, 255, 255, .06);
            font-size: .8rem;
            color: var(--text-muted-dark);
        }

        .content-card .read-more {
            color: #ff7a97;
            font-weight: 600;
            font-size: .8rem;
        }

        .content-card .read-more:hover {
            color: #fff;
        }

        /* Pagination */
        .pagination-wrap {
            padding: 40px 0 64px;
            display: flex;
            justify-content: center;
        }

        .pagination {
            display: flex;
            gap: 8px;
            flex-wrap: wrap;
            justify-content: center;
        }

        .page-link {
            min-width: 42px;
            height: 42px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            border-radius: var(--radius-btn);
            background: var(--bg-card);
            color: var(--text-muted-dark);
            font-weight: 600;
            font-size: .9rem;
            padding: 0 14px;
            border: 1px solid transparent;
            transition: all .3s ease;
        }

        .page-link:hover {
            background: rgba(212, 0, 41, .2);
            color: #fff;
            border-color: rgba(212, 0, 41, .3);
        }

        .page-link.active {
            background: var(--primary);
            color: #fff;
            border-color: var(--primary);
        }

        .page-link.disabled {
            opacity: .4;
            pointer-events: none;
        }

        /* FAQ */
        .faq-section {
            padding: 72px 0;
            background: #100f10;
            border-top: 1px solid #1f1e1f;
            border-bottom: 1px solid #1f1e1f;
        }

        .faq-list {
            max-width: 880px;
            margin: 0 auto;
        }

        .faq-item {
            background: var(--bg-card);
            border-radius: var(--radius-card);
            margin-bottom: 12px;
            border: 1px solid var(--border-dark);
            transition: border-color .3s ease;
        }

        .faq-item.active {
            border-color: rgba(212, 0, 41, .5);
        }

        .faq-question {
            width: 100%;
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 20px 24px;
            gap: 16px;
            text-align: left;
            font-weight: 600;
            font-size: 1rem;
            color: #fff;
            background: transparent;
            border-radius: var(--radius-card);
            transition: color .3s;
        }

        .faq-question:hover {
            color: #ff7a97;
        }

        .faq-icon {
            width: 32px;
            height: 32px;
            border-radius: 50%;
            background: rgba(212, 0, 41, .18);
            color: #ff7a97;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-size: 1.3rem;
            font-weight: 400;
            flex-shrink: 0;
            transition: transform .35s ease, background .3s ease;
            line-height: 1;
        }

        .faq-item.active .faq-icon {
            transform: rotate(45deg);
            background: var(--primary);
            color: #fff;
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height .4s ease;
        }

        .faq-answer-inner {
            padding: 0 24px 20px;
            color: var(--text-muted-dark);
            font-size: .9rem;
            line-height: 1.9;
            border-top: 1px solid var(--border-dark);
            margin: 0 12px;
            padding-top: 16px;
            padding-bottom: 20px;
        }

        /* CTA banner */
        .cta-section {
            padding: 80px 0;
            background: var(--primary);
            position: relative;
            text-align: center;
            overflow: hidden;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            height: 12px;
            background: repeating-linear-gradient(45deg, #000 0 8px, transparent 8px 16px);
            opacity: .5;
        }

        .cta-section::after {
            content: '';
            position: absolute;
            top: -60px;
            right: -60px;
            width: 220px;
            height: 220px;
            background: repeating-linear-gradient(45deg, rgba(0, 0, 0, .12) 0 6px, transparent 6px 12px);
            border-radius: 50%;
        }

        .cta-section .container {
            position: relative;
            z-index: 1;
        }

        .cta-title {
            font-size: clamp(1.8rem, 4vw, 2.8rem);
            font-weight: 800;
            letter-spacing: -.02em;
            color: #fff;
            margin-bottom: 12px;
        }

        .cta-subtitle {
            font-size: 1rem;
            color: rgba(255, 255, 255, .9);
            max-width: 560px;
            margin: 0 auto 32px;
            line-height: 1.8;
        }

        .cta-buttons {
            display: flex;
            gap: 16px;
            justify-content: center;
            flex-wrap: wrap;
        }

        .cta-section .btn-ghost {
            border-color: rgba(255, 255, 255, .7);
            color: #fff;
        }

        .cta-section .btn-ghost:hover {
            background: #fff;
            color: var(--primary);
            border-color: #fff;
        }

        /* Footer */
        .site-footer {
            background: var(--bg-dark);
            border-top: 6px solid;
            border-image: repeating-linear-gradient(45deg, var(--primary) 0 5px, #000 5px 10px) 1;
            padding-top: 64px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.6fr 1fr 1fr 1fr;
            gap: 48px;
            padding-bottom: 48px;
        }

        .footer-brand h3 {
            font-size: 1.2rem;
            font-weight: 800;
            margin-bottom: 12px;
        }

        .footer-brand h3::before {
            content: '';
            display: inline-block;
            width: 6px;
            height: 20px;
            background: var(--primary);
            border-radius: 2px;
            margin-right: 8px;
            vertical-align: -2px;
        }

        .footer-brand p {
            font-size: .875rem;
            color: var(--text-muted-dark);
            line-height: 1.85;
            max-width: 320px;
        }

        .footer-col h4 {
            font-size: .85rem;
            font-weight: 700;
            letter-spacing: .05em;
            color: #fff;
            margin-bottom: 16px;
        }

        .footer-col a {
            display: block;
            padding: 6px 0;
            font-size: .875rem;
            color: var(--text-muted-dark);
        }

        .footer-col a:hover {
            color: #ff7a97;
        }

        .footer-col .back-top {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 44px;
            height: 44px;
            border-radius: var(--radius-btn);
            background: var(--bg-card);
            border: 1px solid var(--border-dark);
            color: #fff;
            font-size: 1.1rem;
            transition: all .3s ease;
        }

        .footer-col .back-top:hover {
            background: var(--primary);
            border-color: var(--primary);
            transform: translateY(-3px);
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, .06);
            padding: 20px 0;
        }

        .footer-bottom p {
            font-size: .8rem;
            color: var(--text-muted-dark);
            text-align: center;
        }

        /* Fade up animation */
        .fade-up {
            opacity: 0;
            transform: translateY(24px);
            transition: opacity .4s ease, transform .4s ease;
        }

        .fade-up.visible {
            opacity: 1;
            transform: translateY(0);
        }

        @media (prefers-reduced-motion: reduce) {
            html {
                scroll-behavior: auto;
            }
            *,
            *::before,
            *::after {
                animation-duration: .01ms !important;
                transition-duration: .01ms !important;
            }
        }

        /* Responsive */
        @media (max-width: 1023px) {
            .content-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 36px;
            }
        }

        @media (max-width: 767px) {
            .main-nav {
                display: none;
            }
            .nav-toggle {
                display: inline-flex;
            }
            .mobile-tab {
                display: block;
            }
            .featured-grid {
                grid-template-columns: 1fr;
            }
            .showcase-row {
                grid-template-columns: 1fr;
                gap: 24px;
                margin-bottom: 48px;
            }
            .showcase-row.reverse .showcase-media {
                order: 0;
            }
            .page-banner {
                padding: 56px 0 48px;
            }
            .page-title {
                font-size: clamp(1.8rem, 7vw, 2.4rem);
            }
            .content-grid {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 32px;
                padding-bottom: 32px;
            }
            .cta-section {
                padding: 56px 0;
            }
            .cta-buttons .btn {
                width: 100%;
                max-width: 320px;
            }
            body {
                padding-bottom: 64px;
            }
            .timeline {
                padding-left: 30px;
            }
            .timeline-item::before {
                left: -28px;
            }
            .faq-question {
                padding: 16px 18px;
                font-size: .92rem;
            }
            .faq-answer-inner {
                padding: 14px 18px 18px;
            }
        }

        @media (max-width: 575px) {
            .container {
                padding-left: 16px;
                padding-right: 16px;
            }
            .header-inner {
                gap: 12px;
            }
            .logo {
                font-size: 1rem;
            }
            .page-banner {
                padding: 44px 0 40px;
            }
            .filter-bar {
                gap: 8px;
            }
            .filter-btn {
                padding: 6px 16px;
                font-size: .8rem;
            }
            .feature-card .card-body {
                padding: 16px 18px 20px;
            }
            .featured-grid,
            .content-grid {
                gap: 16px;
            }
            .section-title {
                font-size: 1.5rem;
            }
            .btn {
                padding: 12px 28px;
            }
            .pagination-wrap {
                padding: 32px 0 48px;
            }
        }

/* roulang page: category4 */
:root {
            --primary: #D40029;
            --primary-hover: #A3001F;
            --gold: #C9A063;
            --dark: #0D0C0D;
            --gray-deep: #161519;
            --light: #F5F4F2;
            --text-hero: #E8E6E3;
            --text-muted: #A39F9A;
            --text-main: #2A2A2A;
            --text-muted-main: #6B6B6B;
            --radius-card: 12px;
            --radius-btn: 8px;
            --radius-pill: 999px;
            --shadow-card: 0 4px 16px rgba(0, 0, 0, .3);
            --shadow-hover: 0 8px 24px rgba(0, 0, 0, .5);
            --space-section: 88px;
            --space-section-mobile: 56px;
            --font-main: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", sans-serif;
            --header-h: 72px;
            --tab-h: 64px;
        }
        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: var(--font-main);
            font-size: 1rem;
            line-height: 1.8;
            background: var(--dark);
            color: var(--text-hero);
            -webkit-font-smoothing: antialiased;
            min-width: 320px;
            overflow-x: hidden;
        }
        img {
            max-width: 100%;
            display: block;
        }
        a {
            text-decoration: none;
            color: inherit;
        }
        ul,
        ol {
            list-style: none;
        }
        button,
        input,
        select,
        textarea {
            font-family: inherit;
            font-size: inherit;
            border: none;
            background: none;
            color: inherit;
        }
        a:focus-visible,
        button:focus-visible,
        summary:focus-visible {
            outline: 2px solid var(--primary);
            outline-offset: 2px;
            border-radius: 4px;
        }
        .container {
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 24px;
        }

        /* Header */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            height: var(--header-h);
            background: rgba(13, 12, 13, .92);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            z-index: 1000;
            border-bottom: 1px solid rgba(255, 255, 255, .06);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: var(--header-h);
        }
        .logo {
            font-size: 1.12rem;
            font-weight: 800;
            color: #fff;
            letter-spacing: -0.02em;
            white-space: nowrap;
            transition: color .2s;
        }
        .logo:hover {
            color: #ff6a80;
        }
        .main-nav {
            display: flex;
            align-items: center;
            gap: 4px;
        }
        .nav-link {
            font-size: .95rem;
            font-weight: 600;
            padding: 8px 14px;
            border-radius: 6px;
            color: var(--text-hero);
            position: relative;
            transition: color .2s, background .2s;
            display: inline-block;
        }
        .nav-link:hover {
            color: #fff;
            background: rgba(255, 255, 255, .06);
        }
        .nav-link.active {
            color: #fff;
        }
        .nav-link.active::after {
            content: '';
            position: absolute;
            left: 14px;
            right: 14px;
            bottom: 0;
            height: 3px;
            background: var(--primary);
            border-radius: 2px;
        }
        .nav-dropdown {
            position: relative;
        }
        .dropdown-menu {
            position: absolute;
            top: calc(100% + 10px);
            left: 0;
            min-width: 190px;
            background: var(--gray-deep);
            border: 1px solid rgba(255, 255, 255, .08);
            border-radius: 10px;
            padding: 8px;
            opacity: 0;
            visibility: hidden;
            transform: translateY(8px);
            transition: opacity .25s, transform .25s, visibility .25s;
            box-shadow: var(--shadow-card);
            z-index: 100;
        }
        .nav-dropdown:hover .dropdown-menu,
        .nav-dropdown:focus-within .dropdown-menu {
            opacity: 1;
            visibility: visible;
            transform: translateY(0);
        }
        .dropdown-menu a {
            display: block;
            padding: 10px 14px;
            border-radius: 6px;
            font-size: .92rem;
            color: var(--text-hero);
            transition: background .2s, color .2s;
            white-space: nowrap;
        }
        .dropdown-menu a:hover {
            background: rgba(212, 0, 41, .15);
            color: #fff;
        }
        .dropdown-menu a.active {
            background: rgba(212, 0, 41, .2);
            color: #fff;
            position: relative;
        }
        .dropdown-menu a.active::before {
            content: '';
            position: absolute;
            left: 0;
            top: 8px;
            bottom: 8px;
            width: 3px;
            background: var(--primary);
            border-radius: 0 2px 2px 0;
        }
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            font-size: .95rem;
            font-weight: 600;
            padding: 12px 24px;
            border-radius: var(--radius-btn);
            transition: background .2s, transform .15s, box-shadow .2s, color .2s, border-color .2s;
            cursor: pointer;
            text-decoration: none;
            border: 1px solid transparent;
            line-height: 1.4;
        }
        .btn-primary {
            background: var(--primary);
            color: #fff;
        }
        .btn-primary:hover {
            background: var(--primary-hover);
            box-shadow: 0 6px 20px rgba(212, 0, 41, .35);
        }
        .btn-primary:active {
            transform: scale(.98);
        }
        .btn-sm {
            padding: 8px 16px;
            font-size: .88rem;
        }
        .btn-ghost {
            background: transparent;
            color: #fff;
            border-color: rgba(255, 255, 255, .7);
        }
        .btn-ghost:hover {
            background: #fff;
            color: var(--primary);
            border-color: #fff;
        }
        .btn-light {
            background: #fff;
            color: var(--primary);
        }
        .btn-light:hover {
            background: #f0f0f0;
            color: var(--primary-hover);
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(0, 0, 0, .25);
        }
        .btn-ghost-white {
            background: transparent;
            color: #fff;
            border-color: rgba(255, 255, 255, .8);
        }
        .btn-ghost-white:hover {
            background: rgba(255, 255, 255, .12);
            border-color: #fff;
            color: #fff;
            transform: translateY(-2px);
        }
        .header-login {
            margin-left: 8px;
        }
        .nav-toggle {
            display: none;
            background: none;
            border: none;
            color: #fff;
            font-size: 1.5rem;
            cursor: pointer;
            padding: 8px;
            line-height: 1;
            border-radius: 6px;
            transition: background .2s;
        }
        .nav-toggle:hover {
            background: rgba(255, 255, 255, .08);
        }

        /* Mobile Tab */
        .mobile-tab {
            display: none;
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            height: var(--tab-h);
            background: #161519;
            border-top: 1px solid rgba(255, 255, 255, .06);
            z-index: 1000;
            padding-bottom: env(safe-area-inset-bottom);
        }
        .mobile-tab-inner {
            display: flex;
            height: 100%;
            align-items: stretch;
        }
        .tab-item {
            flex: 1;
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            gap: 3px;
            color: var(--text-muted);
            font-size: .7rem;
            font-weight: 600;
            transition: color .2s;
            -webkit-tap-highlight-color: transparent;
        }
        .tab-item svg {
            width: 22px;
            height: 22px;
            stroke: currentColor;
            fill: none;
            stroke-width: 1.8;
            stroke-linecap: round;
            stroke-linejoin: round;
        }
        .tab-item.active {
            color: var(--primary);
        }
        .tab-item:hover {
            color: #fff;
        }
        .tab-item.active:hover {
            color: var(--primary);
        }

        /* Category Hero */
        .category-hero {
            position: relative;
            padding: 148px 0 64px;
            background: url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
            background-color: var(--dark);
        }
        .category-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(13, 12, 13, .82), rgba(13, 12, 13, .45) 55%, rgba(13, 12, 13, .93));
        }
        .category-hero .container {
            position: relative;
            z-index: 2;
        }
        .breadcrumb {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 8px;
            font-size: .85rem;
            color: var(--text-muted);
            margin-bottom: 28px;
        }
        .breadcrumb a {
            transition: color .2s;
        }
        .breadcrumb a:hover {
            color: var(--primary);
        }
        .breadcrumb .sep {
            color: rgba(255, 255, 255, .35);
        }
        .breadcrumb .current {
            color: var(--text-hero);
            font-weight: 600;
        }
        .category-hero h1 {
            font-size: clamp(2.2rem, 5vw, 3.4rem);
            font-weight: 800;
            letter-spacing: -0.02em;
            margin-bottom: 18px;
            color: #fff;
            line-height: 1.2;
        }
        .category-hero .lead {
            font-size: 1.02rem;
            line-height: 1.85;
            color: var(--text-muted);
            max-width: 780px;
        }

        /* Filter Tags */
        .filter-bar {
            padding: 36px 0 8px;
            border-bottom: 1px solid rgba(255, 255, 255, .05);
        }
        .filter-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
        }
        .filter-tags a {
            display: inline-block;
            padding: 8px 18px;
            border-radius: var(--radius-pill);
            background: var(--gray-deep);
            border: 1px solid rgba(255, 255, 255, .08);
            color: var(--text-muted);
            font-size: .85rem;
            font-weight: 600;
            transition: all .2s;
            white-space: nowrap;
        }
        .filter-tags a:hover {
            border-color: var(--primary);
            color: #fff;
            transform: translateY(-1px);
        }
        .filter-tags a.active {
            background: var(--primary);
            color: #fff;
            border-color: var(--primary);
        }

        /* Cards Grid */
        .cards-section {
            padding: 48px 0 24px;
        }
        .cards-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 24px;
        }
        .content-card {
            background: var(--gray-deep);
            border-radius: var(--radius-card);
            overflow: hidden;
            border: 1px solid rgba(255, 255, 255, .05);
            box-shadow: var(--shadow-card);
            transition: transform .25s, box-shadow .25s, border-color .25s;
            display: flex;
            flex-direction: column;
        }
        .content-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
            border-color: rgba(212, 0, 41, .4);
        }
        .content-card .card-cover {
            position: relative;
            aspect-ratio: 16 / 10;
            overflow: hidden;
            display: block;
            background: var(--gray-deep);
        }
        .content-card .card-cover img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform .35s;
        }
        .content-card:hover .card-cover img {
            transform: scale(1.05);
        }
        .content-card .card-cover::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, transparent 58%, rgba(13, 12, 13, .6));
            pointer-events: none;
        }
        .content-card .card-body {
            padding: 20px 22px 24px;
            display: flex;
            flex-direction: column;
            flex: 1;
        }
        .content-card .card-meta {
            display: flex;
            align-items: center;
            gap: 10px;
            margin-bottom: 12px;
            flex-wrap: wrap;
        }
        .content-card .card-tag {
            display: inline-block;
            padding: 3px 10px;
            background: rgba(212, 0, 41, .18);
            color: #ff6a80;
            font-size: .75rem;
            font-weight: 600;
            border-radius: var(--radius-pill);
            letter-spacing: .04em;
        }
        .content-card .card-time {
            font-size: .75rem;
            color: var(--text-muted);
        }
        .content-card h3 {
            font-size: 1.15rem;
            font-weight: 700;
            margin-bottom: 10px;
            line-height: 1.4;
        }
        .content-card h3 a {
            color: #fff;
            transition: color .2s;
        }
        .content-card h3 a:hover,
        .content-card:hover h3 a {
            color: #ff6a80;
        }
        .content-card p {
            font-size: .92rem;
            color: var(--text-muted);
            line-height: 1.7;
            flex: 1;
        }
        .content-card .card-link {
            margin-top: 16px;
            color: var(--gold);
            font-size: .88rem;
            font-weight: 600;
            display: inline-flex;
            align-items: center;
            gap: 4px;
            transition: color .2s, gap .2s;
            align-self: flex-start;
        }
        .content-card .card-link:hover {
            color: #e8c68a;
            gap: 8px;
        }

        /* Pagination */
        .pagination {
            display: flex;
            justify-content: center;
            align-items: center;
            gap: 8px;
            padding: 52px 0 16px;
            flex-wrap: wrap;
        }
        .pagination a,
        .pagination span {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            min-width: 42px;
            height: 42px;
            padding: 0 14px;
            border-radius: 8px;
            background: var(--gray-deep);
            border: 1px solid rgba(255, 255, 255, .06);
            color: var(--text-muted);
            font-size: .9rem;
            font-weight: 600;
            transition: all .2s;
            line-height: 1;
        }
        .pagination a:hover {
            border-color: var(--primary);
            color: #fff;
            transform: translateY(-1px);
        }
        .pagination .current {
            background: var(--primary);
            border-color: var(--primary);
            color: #fff;
        }
        .pagination .disabled {
            opacity: .4;
            pointer-events: none;
        }

        /* Steps */
        .steps-section {
            padding: var(--space-section) 0;
            background: var(--gray-deep);
            border-top: 1px solid rgba(255, 255, 255, .04);
            border-bottom: 1px solid rgba(255, 255, 255, .04);
        }
        .steps-section .section-title {
            text-align: center;
            font-size: 1.8rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 10px;
            letter-spacing: -0.01em;
            line-height: 1.3;
        }
        .steps-section .section-sub {
            text-align: center;
            color: var(--text-muted);
            margin-bottom: 48px;
            font-size: .95rem;
        }
        .steps-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .step-item {
            background: var(--dark);
            border-radius: var(--radius-card);
            padding: 34px 28px;
            border: 1px solid rgba(255, 255, 255, .05);
            transition: transform .25s, box-shadow .25s, border-color .25s;
            position: relative;
        }
        .step-item:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
            border-color: rgba(201, 160, 99, .3);
        }
        .step-num {
            font-size: 2rem;
            font-weight: 800;
            color: var(--gold);
            margin-bottom: 16px;
            line-height: 1;
            font-style: italic;
            letter-spacing: .02em;
        }
        .step-item h3 {
            font-size: 1.15rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 10px;
            line-height: 1.4;
        }
        .step-item p {
            font-size: .92rem;
            color: var(--text-muted);
            line-height: 1.75;
        }

        /* FAQ */
        .faq-section {
            padding: var(--space-section) 0;
            background: var(--dark);
        }
        .faq-section .section-title {
            text-align: center;
            font-size: 1.8rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 48px;
            letter-spacing: -0.01em;
            line-height: 1.3;
        }
        .faq-list {
            max-width: 860px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .faq-item {
            background: var(--gray-deep);
            border-radius: var(--radius-card);
            border: 1px solid rgba(255, 255, 255, .06);
            overflow: hidden;
            transition: border-color .2s;
        }
        .faq-item:hover {
            border-color: rgba(212, 0, 41, .3);
        }
        .faq-item summary {
            list-style: none;
            padding: 20px 24px;
            font-size: 1rem;
            font-weight: 600;
            color: #fff;
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 16px;
            transition: color .2s;
            position: relative;
        }
        .faq-item summary::-webkit-details-marker {
            display: none;
        }
        .faq-item summary:hover {
            color: #ff6a80;
        }
        .faq-item[open] summary {
            color: #ff6a80;
        }
        .faq-item summary .icon {
            width: 24px;
            height: 24px;
            flex-shrink: 0;
            position: relative;
            transition: transform .3s ease;
        }
        .faq-item summary .icon::before,
        .faq-item summary .icon::after {
            content: '';
            position: absolute;
            background: var(--gold);
            border-radius: 2px;
            top: 50%;
            left: 50%;
            transform: translate(-50%, -50%);
            transition: background .2s;
        }
        .faq-item summary .icon::before {
            width: 2px;
            height: 14px;
        }
        .faq-item summary .icon::after {
            width: 14px;
            height: 2px;
        }
        .faq-item[open] summary .icon {
            transform: rotate(45deg);
        }
        .faq-item .faq-answer {
            padding: 0 24px 20px;
            color: var(--text-muted);
            font-size: .93rem;
            line-height: 1.8;
        }

        /* CTA */
        .cta-banner {
            position: relative;
            padding: 88px 0 92px;
            background: radial-gradient(circle at 25% 20%, rgba(255, 255, 255, .05), transparent 45%), var(--primary);
            overflow: hidden;
        }
        .cta-stripes {
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 6px;
            background: repeating-linear-gradient(-45deg, var(--primary) 0 8px, var(--dark) 8px 16px);
        }
        .cta-inner {
            position: relative;
            z-index: 2;
            text-align: center;
            max-width: 740px;
        }
        .cta-banner h2 {
            font-size: 1.8rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 12px;
            line-height: 1.3;
            letter-spacing: -0.01em;
        }
        .cta-banner p {
            color: rgba(255, 255, 255, .88);
            font-size: 1rem;
            margin-bottom: 32px;
            line-height: 1.8;
        }
        .cta-actions {
            display: flex;
            gap: 16px;
            justify-content: center;
            flex-wrap: wrap;
        }

        /* Footer */
        .site-footer {
            background: var(--dark);
            position: relative;
        }
        .site-footer::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 5px;
            background: repeating-linear-gradient(-45deg, var(--primary) 0 6px, var(--dark) 6px 12px);
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.4fr 1fr 1fr .6fr;
            gap: 40px;
            padding: 60px 0 44px;
        }
        .footer-brand h3 {
            font-size: 1.1rem;
            font-weight: 800;
            color: #fff;
            margin-bottom: 12px;
            letter-spacing: -0.01em;
        }
        .footer-brand p {
            font-size: .88rem;
            color: var(--text-muted);
            line-height: 1.75;
            max-width: 320px;
        }
        .footer-col h4 {
            font-size: .95rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 16px;
            letter-spacing: .02em;
        }
        .footer-col a {
            display: block;
            padding: 4px 0;
            font-size: .88rem;
            color: var(--text-muted);
            transition: color .2s, padding-left .2s;
            line-height: 1.6;
        }
        .footer-col a:hover {
            color: #ff6a80;
            padding-left: 4px;
        }
        .back-top {
            font-size: 1.4rem !important;
            color: var(--gold) !important;
            line-height: 1 !important;
            padding: 4px 0 !important;
            display: inline-block !important;
        }
        .back-top:hover {
            color: #e8c68a !important;
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, .06);
            padding: 20px 0;
        }
        .footer-bottom p {
            font-size: .82rem;
            color: var(--text-muted);
            text-align: center;
            line-height: 1.6;
        }

        /* Animations */
        html.no-js .fade-up {
            opacity: 1;
            transform: none;
        }
        html.js .fade-up {
            opacity: 0;
            transform: translateY(24px);
            transition: opacity .4s ease, transform .4s ease;
        }
        html.js .fade-up.visible {
            opacity: 1;
            transform: translateY(0);
        }

        /* Responsive */
        @media (max-width: 1023px) {
            .cards-grid {
                grid-template-columns: 1fr 1fr;
                gap: 20px;
            }
            .steps-grid {
                gap: 16px;
            }
            .footer-grid {
                grid-template-columns: 1.2fr 1fr 1fr;
                gap: 32px;
            }
        }
        @media (max-width: 767px) {
            :root {
                --space-section: var(--space-section-mobile);
            }
            .main-nav {
                display: none;
            }
            .nav-toggle {
                display: block;
            }
            .mobile-tab {
                display: block;
            }
            body {
                padding-bottom: var(--tab-h);
            }
            .main-nav.open {
                display: flex;
                position: fixed;
                top: var(--header-h);
                left: 0;
                right: 0;
                background: var(--dark);
                flex-direction: column;
                padding: 20px 24px 28px;
                gap: 6px;
                border-bottom: 1px solid rgba(255, 255, 255, .06);
                max-height: calc(100vh - var(--header-h));
                overflow-y: auto;
                z-index: 999;
                box-shadow: 0 20px 40px rgba(0, 0, 0, .5);
            }
            .main-nav.open .nav-link {
                display: block;
                padding: 12px 8px;
                border-radius: 8px;
                width: 100%;
            }
            .main-nav.open .nav-link.active::after {
                display: none;
            }
            .main-nav.open .nav-link.active {
                background: rgba(212, 0, 41, .15);
                color: #fff;
            }
            .main-nav.open .nav-dropdown {
                width: 100%;
            }
            .main-nav.open .dropdown-menu {
                position: static;
                opacity: 1;
                visibility: visible;
                transform: none;
                box-shadow: none;
                background: rgba(255, 255, 255, .03);
                margin: 2px 0 10px;
                padding: 6px;
                border: none;
            }
            .main-nav.open .dropdown-menu a {
                padding: 10px 12px;
            }
            .main-nav.open .header-login {
                width: 100%;
                margin: 10px 0 0;
            }
            .category-hero {
                padding: 110px 0 44px;
            }
            .category-hero .lead {
                font-size: .95rem;
            }
            .cards-section {
                padding: 36px 0 20px;
            }
            .cards-grid {
                grid-template-columns: 1fr;
                gap: 18px;
            }
            .content-card .card-cover {
                aspect-ratio: 16 / 9;
            }
            .filter-bar {
                padding: 28px 0 4px;
            }
            .filter-tags {
                flex-wrap: nowrap;
                overflow-x: auto;
                padding-bottom: 8px;
                -webkit-overflow-scrolling: touch;
                scrollbar-width: none;
            }
            .filter-tags::-webkit-scrollbar {
                display: none;
            }
            .steps-section,
            .faq-section {
                padding: var(--space-section-mobile) 0;
            }
            .steps-grid {
                grid-template-columns: 1fr;
                gap: 14px;
            }
            .step-item {
                padding: 26px 22px;
            }
            .faq-section .section-title {
                margin-bottom: 32px;
            }
            .faq-item summary {
                padding: 16px 18px;
                font-size: .95rem;
            }
            .faq-item .faq-answer {
                padding: 0 18px 18px;
            }
            .cta-banner {
                padding: 56px 0 60px;
            }
            .cta-actions {
                flex-direction: column;
                align-items: stretch;
                gap: 12px;
            }
            .cta-actions .btn {
                width: 100%;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 32px;
                padding: 48px 0 36px;
            }
            .footer-brand {
                grid-column: 1 / -1;
            }
            .footer-brand p {
                max-width: 100%;
            }
            .pagination {
                padding: 40px 0 12px;
                gap: 6px;
            }
            .pagination a,
            .pagination span {
                min-width: 38px;
                height: 38px;
                padding: 0 10px;
                font-size: .85rem;
            }
        }
        @media (max-width: 575px) {
            .container {
                padding: 0 20px;
            }
            .logo {
                font-size: .98rem;
            }
            .header-inner {
                padding: 0 16px;
            }
            .category-hero h1 {
                font-size: 2rem;
            }
            .category-hero .lead {
                font-size: .9rem;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 28px;
            }
            .steps-section .section-title,
            .faq-section .section-title,
            .cta-banner h2 {
                font-size: 1.5rem;
            }
            .content-card h3 {
                font-size: 1.08rem;
            }
            .content-card p {
                font-size: .88rem;
            }
        }

        /* Reduced Motion */
        @media (prefers-reduced-motion: reduce) {
            html {
                scroll-behavior: auto;
            }
            *,
            *::before,
            *::after {
                transition-duration: .01ms !important;
                animation-duration: .01ms !important;
            }
            html.js .fade-up {
                opacity: 1;
                transform: none;
                transition: none;
            }
        }