/* roulang page: index */
:root{
  --bg:#0A0A0F;
  --bg-2:#11131A;
  --panel:#141821;
  --panel-2:#1A1F2A;
  --line:rgba(255,255,255,.08);
  --line-strong:rgba(255,255,255,.16);
  --text:#F4F6FB;
  --muted:#A9B0C3;
  --gold:#E9C874;
  --gold-deep:#C9A94F;
  --cyan:#5AD9D0;
  --cyan-soft:rgba(90,217,208,.14);
  --orange:#FF7A3D;
  --radius:12px;
  --radius-sm:8px;
  --radius-lg:16px;
  --shadow:0 12px 32px rgba(0,0,0,.35);
  --shadow-soft:0 8px 22px rgba(0,0,0,.28);
  --font:"HarmonyOS Sans SC","Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  --section-y:88px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:var(--font);
  font-size:17px;
  line-height:1.8;
  font-weight:400;
  letter-spacing:.01em;
  overflow-x:hidden;
}
body.no-scroll{overflow:hidden}
img{max-width:100%;display:block;border:0}
a{color:inherit;text-decoration:none;transition:color .2s ease}
a:hover{color:var(--gold)}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4{margin:0;font-weight:800;line-height:1.25;letter-spacing:-.01em}
p{margin:0}
button,input{font-family:inherit;font-size:inherit}
button{border:0;background:none;cursor:pointer;color:inherit}
:focus-visible{outline:2px solid var(--cyan);outline-offset:2px}
.container{width:100%;max-width:1320px;margin:0 auto;padding:0 24px}
.section{padding:var(--section-y) 0;position:relative}
.section--tight{padding:64px 0}
.section--panel{background:var(--bg-2);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:38px;flex-wrap:wrap}
.section-title{font-size:clamp(26px,3vw,34px);font-weight:800}
.section-title em{font-style:normal;color:var(--gold)}
.section-desc{color:var(--muted);font-size:15.5px;max-width:620px;margin-top:10px;line-height:1.85}
.section-more{display:inline-flex;align-items:center;gap:8px;color:var(--cyan);font-size:15px;font-weight:600;white-space:nowrap}
.section-more:hover{color:var(--gold)}
.section-more i{transition:transform .2s ease}
.section-more:hover i{transform:translateX(4px)}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:13px;letter-spacing:.16em;color:var(--gold);text-transform:uppercase;font-weight:700;margin-bottom:14px}
.eyebrow::before{content:"";width:22px;height:1px;background:var(--gold);display:block}

/* 按钮 */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;height:46px;padding:0 24px;border-radius:var(--radius-sm);font-size:15px;font-weight:700;border:1px solid transparent;transition:transform .2s ease,background .2s ease,border-color .2s ease,box-shadow .2s ease,color .2s ease;white-space:nowrap}
.btn-primary{background:linear-gradient(135deg,#F2D891,#D3AF52);color:#14161C;box-shadow:0 8px 22px rgba(233,200,116,.18)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 12px 28px rgba(233,200,116,.3);color:#14161C}
.btn-ghost{background:transparent;border-color:rgba(90,217,208,.5);color:#BDF1EC}
.btn-ghost:hover{background:var(--cyan-soft);border-color:var(--cyan);color:#DFFBF8;transform:translateY(-2px)}
.btn-sm{height:40px;padding:0 18px;font-size:14px}
.btn-block{width:100%}

/* 徽章 / 标签 */
.badge{display:inline-flex;align-items:center;gap:6px;height:24px;padding:0 10px;border-radius:6px;font-size:12px;font-weight:700;letter-spacing:.02em}
.badge-gold{background:rgba(233,200,116,.16);color:var(--gold);border:1px solid rgba(233,200,116,.3)}
.badge-cyan{background:rgba(90,217,208,.14);color:var(--cyan);border:1px solid rgba(90,217,208,.28)}
.badge-orange{background:rgba(255,122,61,.16);color:#FFA477;border:1px solid rgba(255,122,61,.3)}
.tag{display:inline-flex;align-items:center;height:24px;padding:0 10px;border-radius:6px;font-size:12px;font-weight:700;background:rgba(255,255,255,.06);color:var(--muted);border:1px solid var(--line)}
.tag-gold{background:rgba(233,200,116,.14);color:var(--gold);border-color:rgba(233,200,116,.28)}
.tag-cyan{background:rgba(90,217,208,.12);color:var(--cyan);border-color:rgba(90,217,208,.26)}

/* 顶部导航 */
.site-header{position:sticky;top:0;z-index:80;background:rgba(10,10,15,.9);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);border-bottom:1px solid var(--line)}
.nav-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;height:78px}
.logo{display:inline-flex;align-items:baseline;gap:6px;font-size:21px;font-weight:900;letter-spacing:.01em;color:var(--text)}
.logo:hover{color:var(--text)}
.logo-dot{width:10px;height:10px;border-radius:50%;background:radial-gradient(circle at 32% 32%,#FFF3D0,#E9C874 55%,#8C7431);box-shadow:0 0 14px rgba(233,200,116,.65);align-self:center}
.logo-sub{font-size:13px;font-weight:700;color:var(--gold);letter-spacing:.06em}
.nav-links{display:flex;align-items:center;gap:34px}
.nav-links a{position:relative;font-size:15.5px;font-weight:600;color:var(--muted);padding:6px 0}
.nav-links a::after{content:"";position:absolute;left:0;right:100%;bottom:-2px;height:2px;background:var(--gold);transition:right .24s ease}
.nav-links a:hover{color:var(--cyan)}
.nav-links a:hover::after{right:100%;background:var(--cyan)}
.nav-links a.is-active{color:var(--text)}
.nav-links a.is-active::after{right:0}
.nav-right{display:flex;align-items:center;gap:16px}
.nav-search{position:relative;display:flex;align-items:center}
.nav-search input{width:190px;height:40px;padding:0 14px 0 36px;border-radius:var(--radius-sm);background:rgba(255,255,255,.05);border:1px solid var(--line);color:var(--text);font-size:14px;transition:border-color .2s ease,box-shadow .2s ease,width .25s ease}
.nav-search input::placeholder{color:#767E92}
.nav-search input:focus{outline:none;border-color:var(--cyan);box-shadow:0 0 0 2px rgba(90,217,208,.25);width:220px}
.nav-search i{position:absolute;left:13px;color:var(--muted);font-size:13px;pointer-events:none}
.nav-toggle{display:none;width:44px;height:44px;border-radius:10px;border:1px solid var(--line);align-items:center;justify-content:center;color:var(--text);font-size:18px}
.nav-toggle:hover{border-color:var(--cyan);color:var(--cyan)}

/* 移动抽屉 */
.drawer-mask{position:fixed;inset:0;background:rgba(5,6,10,.72);opacity:0;visibility:hidden;transition:.25s ease;z-index:95}
.drawer-mask.is-open{opacity:1;visibility:visible}
.mobile-drawer{position:fixed;top:0;right:0;width:84%;max-width:340px;height:100%;background:var(--bg-2);border-left:1px solid var(--line);transform:translateX(102%);transition:transform .3s cubic-bezier(.4,.1,.2,1);z-index:100;padding:24px;display:flex;flex-direction:column;gap:8px;overflow-y:auto}
.mobile-drawer.is-open{transform:translateX(0)}
.drawer-head{display:flex;align-items:center;justify-content:space-between;padding-bottom:18px;border-bottom:1px solid var(--line);margin-bottom:14px}
.drawer-close{width:40px;height:40px;border-radius:10px;border:1px solid var(--line);display:flex;align-items:center;justify-content:center;color:var(--muted)}
.drawer-close:hover{color:var(--gold);border-color:var(--gold)}
.mobile-drawer a.drawer-link{display:block;padding:15px 4px;font-size:16.5px;font-weight:600;color:var(--text);border-bottom:1px solid var(--line)}
.mobile-drawer a.drawer-link.is-active{color:var(--gold)}
.mobile-drawer a.drawer-link:hover{color:var(--cyan)}
.drawer-cta{margin-top:22px}

/* Hero */
.hero{position:relative;min-height:660px;display:flex;align-items:center;overflow:hidden;background:var(--bg)}
.hero-media{position:absolute;inset:0;background-image:url("/assets/images/backpic/back-1.webp");background-size:cover;background-position:center;transform:scale(1.02)}
.hero-overlay{position:absolute;inset:0;background:
  radial-gradient(120% 90% at 10% 18%, rgba(10,10,15,.62) 0%, rgba(10,10,15,.9) 55%, #0A0A0F 100%),
  linear-gradient(90deg, rgba(10,10,15,.95) 0%, rgba(10,10,15,.7) 48%, rgba(10,10,15,.42) 100%)}
.hero-stars{position:absolute;inset:0;opacity:.55;background-image:
  radial-gradient(1.4px 1.4px at 18% 26%, rgba(255,255,255,.75) 50%, transparent 51%),
  radial-gradient(1.2px 1.2px at 72% 18%, rgba(233,200,116,.8) 50%, transparent 51%),
  radial-gradient(1.6px 1.6px at 44% 62%, rgba(90,217,208,.7) 50%, transparent 51%),
  radial-gradient(1.2px 1.2px at 88% 72%, rgba(255,255,255,.6) 50%, transparent 51%),
  radial-gradient(1px 1px at 30% 84%, rgba(255,255,255,.5) 50%, transparent 51%)}
.hero-inner{position:relative;z-index:3;padding:104px 0 96px;max-width:790px}
.hero h1{font-size:clamp(32px,4.6vw,54px);font-weight:900;line-height:1.2;margin-bottom:22px}
.hero h1 .hl{color:var(--gold);position:relative;white-space:nowrap}
.hero-sub{font-size:17.5px;line-height:1.9;color:#C8CEE0;max-width:640px;margin-bottom:32px}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap}
.hero-badges{display:flex;gap:14px;flex-wrap:wrap;margin-top:44px}
.hero-badge{background:rgba(20,24,33,.72);border:1px solid var(--line);border-radius:var(--radius);padding:14px 20px;min-width:150px;backdrop-filter:blur(6px)}
.hero-badge strong{display:block;font-size:22px;font-weight:800;color:var(--gold);line-height:1.3}
.hero-badge span{font-size:13px;color:var(--muted)}

/* 横滑片库 */
.rail-wrap{position:relative}
.rail{display:flex;gap:20px;overflow-x:auto;scroll-snap-type:x mandatory;padding:4px 4px 20px;scrollbar-width:none;-ms-overflow-style:none}
.rail::-webkit-scrollbar{display:none}
.rail-card{flex:0 0 302px;scroll-snap-align:start;background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease;display:block}
.rail-card:hover{transform:translateY(-4px);border-color:rgba(233,200,116,.55);box-shadow:var(--shadow)}
.rail-thumb{position:relative;aspect-ratio:16/9;overflow:hidden;background:linear-gradient(140deg,#1B2030,#0E1118)}
.rail-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease}
.rail-card:hover .rail-thumb img{transform:scale(1.05)}
.rail-thumb .badge{position:absolute;top:10px;left:10px}
.rail-body{padding:16px 18px 18px}
.rail-title{font-size:16.5px;font-weight:700;line-height:1.5;margin-bottom:8px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;min-height:49px}
.rail-meta{font-size:13px;color:var(--muted);display:flex;align-items:center;gap:10px}
.rail-meta i{color:var(--cyan);font-size:11px}
.rail-btn{position:absolute;top:38%;width:44px;height:44px;border-radius:50%;background:rgba(20,24,33,.9);border:1px solid var(--line-strong);color:var(--text);display:flex;align-items:center;justify-content:center;z-index:5;transition:.22s ease;backdrop-filter:blur(6px)}
.rail-btn:hover{background:var(--gold);color:#14161C;border-color:var(--gold)}
.rail-btn.prev{left:-10px}
.rail-btn.next{right:-10px}

/* 热播推荐 */
.hot-grid{display:grid;grid-template-columns:1.35fr 1fr;gap:26px;align-items:stretch}
.hot-main{position:relative;border-radius:var(--radius-lg);overflow:hidden;border:1px solid var(--line);min-height:420px;display:flex;align-items:flex-end;transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease}
.hot-main:hover{transform:translateY(-4px);border-color:rgba(255,122,61,.5);box-shadow:var(--shadow)}
.hot-main img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.hot-main::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(10,10,15,.1) 0%,rgba(10,10,15,.65) 55%,rgba(10,10,15,.96) 100%)}
.hot-main-body{position:relative;z-index:2;padding:30px}
.hot-main-body h3{font-size:26px;font-weight:800;margin:14px 0 12px;line-height:1.35}
.hot-main-body p{color:#C4CBDD;font-size:15px;line-height:1.8;max-width:520px}
.hot-main-meta{display:flex;gap:16px;margin-top:18px;font-size:13.5px;color:var(--muted);flex-wrap:wrap}
.hot-main-meta i{color:var(--gold);margin-right:6px}
.rank-panel{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius-lg);padding:22px 24px;display:flex;flex-direction:column}
.rank-panel-head{display:flex;align-items:center;justify-content:space-between;padding-bottom:16px;border-bottom:1px solid var(--line)}
.rank-panel-head h3{font-size:18px;font-weight:800}
.rank-list{display:flex;flex-direction:column;flex:1}
.rank-item{display:flex;align-items:center;gap:16px;padding:15px 8px;border-bottom:1px solid var(--line);transition:background .2s ease,transform .2s ease;border-radius:6px}
.rank-item:last-child{border-bottom:0}
.rank-item:hover{background:rgba(255,255,255,.035);transform:translateX(3px)}
.rank-num{font-size:19px;font-weight:900;color:#4A5266;font-style:italic;min-width:26px;text-align:center}
.rank-item.top .rank-num{color:var(--orange)}
.rank-thumb{width:62px;height:44px;border-radius:6px;overflow:hidden;flex:0 0 auto;background:linear-gradient(140deg,#1B2030,#0E1118)}
.rank-thumb img{width:100%;height:100%;object-fit:cover}
.rank-info{flex:1;min-width:0}
.rank-info h4{font-size:15px;font-weight:700;line-height:1.5;margin-bottom:5px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.rank-info span{font-size:12.5px;color:var(--muted)}
.rank-heat{font-size:12.5px;color:var(--orange);font-weight:700;white-space:nowrap}

/* Bento 片单 */
.bento{display:grid;grid-template-columns:repeat(12,1fr);gap:20px}
.bento-card{position:relative;border-radius:var(--radius);overflow:hidden;border:1px solid var(--line);background:var(--panel);transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease;display:flex;flex-direction:column;justify-content:flex-end;min-height:220px}
.bento-card:hover{transform:translateY(-4px);border-color:rgba(90,217,208,.5);box-shadow:var(--shadow)}
.bento-card img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.bento-card::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(10,10,15,.08) 0%,rgba(10,10,15,.72) 60%,rgba(10,10,15,.95) 100%)}
.bento-body{position:relative;z-index:2;padding:24px}
.bento-body h3{font-size:19px;font-weight:800;margin:10px 0 8px}
.bento-body p{font-size:14px;color:#BEC5D8;line-height:1.75}
.bento-card.span-7{grid-column:span 7;min-height:340px}
.bento-card.span-5{grid-column:span 5;min-height:340px}
.bento-card.span-4{grid-column:span 4}
.bento-card.span-8{grid-column:span 8}
.bento-card.span-6{grid-column:span 6}
.bento-card.span-12{grid-column:span 12;min-height:200px}
.bento-card.span-4 .bento-body h3,.bento-card.span-6 .bento-body h3{font-size:17.5px}

/* 编辑精选 横向片单 */
.picks{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.pick-card{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease;display:block}
.pick-card:hover{transform:translateY(-4px);border-color:rgba(233,200,116,.5);box-shadow:var(--shadow)}
.pick-thumb{position:relative;aspect-ratio:16/10;overflow:hidden;background:linear-gradient(140deg,#1B2030,#0E1118)}
.pick-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease}
.pick-card:hover .pick-thumb img{transform:scale(1.05)}
.pick-body{padding:20px}
.pick-body h3{font-size:17.5px;font-weight:800;margin:12px 0 10px;line-height:1.5}
.pick-body p{font-size:14px;color:var(--muted);line-height:1.8;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
.pick-foot{display:flex;align-items:center;justify-content:space-between;margin-top:16px;padding-top:14px;border-top:1px solid var(--line);font-size:13px;color:var(--muted)}
.pick-foot i{color:var(--gold)}

/* 流程 */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.step{position:relative;background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:26px 24px;transition:transform .25s ease,border-color .25s ease}
.step:hover{transform:translateY(-4px);border-color:rgba(90,217,208,.45)}
.step-num{font-size:13px;font-weight:800;letter-spacing:.14em;color:var(--cyan);margin-bottom:14px}
.step h3{font-size:18px;font-weight:800;margin-bottom:10px}
.step p{font-size:14.5px;color:var(--muted);line-height:1.85}
.step::before{content:"";position:absolute;left:24px;right:24px;top:0;height:2px;background:linear-gradient(90deg,var(--gold),transparent)}

/* 最新信息 */
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.news-card{display:flex;flex-direction:column;background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:24px;transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease;min-height:230px}
.news-card:hover{transform:translateY(-4px);border-color:rgba(233,200,116,.5);box-shadow:var(--shadow)}
.news-card:hover .news-title{color:var(--gold)}
.news-top{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:16px}
.news-time{font-size:13px;color:var(--muted)}
.news-title{font-size:18px;font-weight:800;line-height:1.55;margin-bottom:12px;transition:color .2s ease;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-excerpt{font-size:14.5px;color:var(--muted);line-height:1.85;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;flex:1}
.news-more{display:inline-flex;align-items:center;gap:8px;margin-top:18px;font-size:14px;font-weight:700;color:var(--cyan)}
.news-more i{transition:transform .2s ease}
.news-card:hover .news-more i{transform:translateX(4px)}
.news-empty{background:var(--panel);border:1px dashed var(--line-strong);border-radius:var(--radius);padding:56px 24px;text-align:center;color:var(--muted);font-size:15.5px}
.news-empty i{display:block;font-size:26px;color:var(--gold);margin-bottom:14px}

/* FAQ */
.faq-grid{display:grid;grid-template-columns:.85fr 1.6fr;gap:44px;align-items:start}
.faq-aside{background:linear-gradient(160deg,#171C27,#11141B);border:1px solid var(--line);border-radius:var(--radius-lg);padding:30px}
.faq-aside h3{font-size:20px;font-weight:800;margin-bottom:12px}
.faq-aside p{font-size:14.5px;color:var(--muted);line-height:1.9;margin-bottom:22px}
.faq .accordion{background:transparent;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;margin:0}
.faq .accordion-item{background:transparent;border:0}
.faq .accordion-item + .accordion-item{border-top:1px solid var(--line)}
.faq .accordion-title{background:transparent;border:0;color:var(--text);font-size:16.5px;font-weight:700;padding:22px 60px 22px 24px;position:relative;transition:color .2s ease,background .2s ease;line-height:1.6}
.faq .accordion-title::before{display:none}
.faq .accordion-title::after{content:"+";position:absolute;right:24px;top:50%;transform:translateY(-50%);font-size:22px;font-weight:400;color:var(--gold);line-height:1}
.faq .accordion-item.is-active .accordion-title{color:var(--gold);background:rgba(233,200,116,.04);box-shadow:inset 3px 0 0 var(--gold)}
.faq .accordion-item.is-active .accordion-title::after{content:"−"}
.faq .accordion-title:hover{color:var(--gold);background:rgba(255,255,255,.025)}
.faq .accordion-content{background:transparent;border:0;color:var(--muted);font-size:15px;line-height:1.95;padding:0 60px 24px 24px}

/* CTA */
.cta-band{position:relative;border-radius:var(--radius-lg);overflow:hidden;border:1px solid rgba(233,200,116,.24);padding:56px 48px;background:linear-gradient(120deg,#181D29 0%,#12151D 55%,#1A1620 100%)}
.cta-band::before{content:"";position:absolute;inset:0;background-image:url("/assets/images/backpic/back-3.png");background-size:cover;background-position:center;opacity:.22}
.cta-band::after{content:"";position:absolute;inset:0;background:radial-gradient(60% 90% at 85% 15%,rgba(233,200,116,.18),transparent 62%),radial-gradient(50% 80% at 8% 90%,rgba(90,217,208,.16),transparent 60%)}
.cta-inner{position:relative;z-index:2;display:grid;grid-template-columns:1.25fr 1fr;gap:40px;align-items:center}
.cta-inner h2{font-size:clamp(24px,3vw,32px);font-weight:900;margin-bottom:14px}
.cta-inner p{color:#C3CADC;font-size:15.5px;line-height:1.9;max-width:560px}
.cta-form{display:flex;gap:12px;flex-wrap:wrap}
.cta-form input{flex:1 1 220px;height:48px;padding:0 16px;border-radius:var(--radius-sm);background:rgba(10,10,15,.72);border:1px solid var(--line-strong);color:var(--text);font-size:15px;transition:border-color .2s ease,box-shadow .2s ease}
.cta-form input::placeholder{color:#79808F}
.cta-form input:focus{outline:none;border-color:var(--cyan);box-shadow:0 0 0 2px rgba(90,217,208,.25)}
.cta-note{font-size:13px;color:var(--muted);margin-top:14px}
.cta-note.ok{color:var(--cyan)}
.cta-note.err{color:var(--orange)}

/* 页脚 */
.site-footer{background:#08090D;border-top:1px solid var(--line);padding:64px 0 0;margin-top:12px}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:40px;padding-bottom:44px}
.footer-brand .logo{margin-bottom:18px}
.footer-brand p{font-size:14.5px;color:var(--muted);line-height:1.95;max-width:340px}
.footer-social{display:flex;gap:12px;margin-top:22px}
.footer-social a{width:40px;height:40px;border-radius:10px;border:1px solid var(--line);display:flex;align-items:center;justify-content:center;color:var(--muted);transition:.22s ease}
.footer-social a:hover{color:var(--gold);border-color:var(--gold);transform:translateY(-2px)}
.footer-col h4{font-size:14px;font-weight:800;letter-spacing:.1em;color:var(--text);margin-bottom:20px}
.footer-col ul li{margin-bottom:12px}
.footer-col ul a{font-size:14.5px;color:var(--muted)}
.footer-col ul a:hover{color:var(--gold)}
.footer-sub p{font-size:14.5px;color:var(--muted);line-height:1.9;margin-bottom:16px}
.footer-sub form{display:flex;gap:10px;flex-wrap:wrap}
.footer-sub input{flex:1 1 150px;height:44px;padding:0 14px;border-radius:var(--radius-sm);background:rgba(255,255,255,.05);border:1px solid var(--line);color:var(--text);font-size:14px}
.footer-sub input:focus{outline:none;border-color:var(--cyan);box-shadow:0 0 0 2px rgba(90,217,208,.22)}
.footer-bottom{border-top:1px solid var(--line);padding:22px 0;display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:13.5px;color:#7C8397}
.footer-bottom a{color:#7C8397}
.footer-bottom a:hover{color:var(--gold)}

/* 返回顶部 */
.to-top{position:fixed;right:24px;bottom:28px;width:46px;height:46px;border-radius:50%;background:rgba(20,24,33,.92);border:1px solid var(--line-strong);color:var(--gold);display:flex;align-items:center;justify-content:center;z-index:70;opacity:0;visibility:hidden;transform:translateY(10px);transition:.25s ease;backdrop-filter:blur(8px)}
.to-top.is-show{opacity:1;visibility:visible;transform:translateY(0)}
.to-top:hover{background:var(--gold);color:#14161C;border-color:var(--gold)}

/* 响应式 */
@media (max-width:1279px){
  .nav-search input{width:150px}
  .nav-links{gap:26px}
  .rail-card{flex:0 0 280px}
}
@media (max-width:1023px){
  :root{--section-y:70px}
  .nav-links{display:none}
  .nav-search{display:none}
  .nav-toggle{display:flex}
  .nav-inner{height:68px}
  .hot-grid{grid-template-columns:1fr}
  .faq-grid{grid-template-columns:1fr;gap:28px}
  .steps{grid-template-columns:repeat(2,1fr)}
  .news-grid{grid-template-columns:repeat(2,1fr)}
  .picks{grid-template-columns:repeat(2,1fr)}
  .cta-inner{grid-template-columns:1fr;gap:28px}
  .bento-card.span-7,.bento-card.span-5,.bento-card.span-4,.bento-card.span-8,.bento-card.span-6{grid-column:span 6}
  .bento-card.span-12{grid-column:span 12}
}
@media (max-width:767px){
  :root{--section-y:56px}
  body{font-size:16px}
  .container{padding:0 16px}
  .hero{min-height:64vh}
  .hero-inner{padding:72px 0 64px}
  .hero-sub{font-size:16px}
  .hero-actions{flex-direction:column;align-items:stretch}
  .hero-actions .btn{width:100%}
  .hero-badges{gap:10px}
  .hero-badge{flex:1 1 45%;min-width:0;padding:12px 14px}
  .hero-badge strong{font-size:18px}
  .rail-card{flex:0 0 78%}
  .rail-btn{display:none}
  .section-head{flex-direction:column;align-items:flex-start;gap:14px}
  .steps{grid-template-columns:1fr}
  .news-grid{grid-template-columns:1fr}
  .picks{grid-template-columns:1fr}
  .bento-card.span-7,.bento-card.span-5,.bento-card.span-4,.bento-card.span-8,.bento-card.span-6,.bento-card.span-12{grid-column:span 12}
  .hot-main{min-height:340px}
  .hot-main-body{padding:22px}
  .hot-main-body h3{font-size:21px}
  .footer-grid{grid-template-columns:1fr;gap:32px}
  .cta-band{padding:36px 22px}
  .faq .accordion-title{font-size:15.5px;padding:18px 50px 18px 18px}
  .faq .accordion-content{padding:0 50px 20px 18px}
  .to-top{right:16px;bottom:18px}
}
@media (max-width:520px){
  .logo{font-size:19px}
  .rail-card{flex:0 0 86%}
  .rank-thumb{width:52px;height:38px}
  .rank-item{gap:12px}
  .rank-info h4{font-size:14px}
}

/* roulang page: article */
:root{
  --bg:#0A0A0F;
  --bg-soft:#11131A;
  --panel:#141821;
  --panel-2:#1A1F2B;
  --line:rgba(255,255,255,.08);
  --line-strong:rgba(255,255,255,.18);
  --text:#F4F6FB;
  --text-soft:#DDE2EE;
  --muted:#A9B0C3;
  --gold:#F2C14E;
  --gold-soft:rgba(242,193,78,.13);
  --cyan:#3FD9D0;
  --cyan-soft:rgba(63,217,208,.13);
  --orange:#FF7A3C;
  --orange-soft:rgba(255,122,60,.14);
  --radius:14px;
  --radius-sm:10px;
  --shadow:0 12px 32px rgba(0,0,0,.35);
  --container:1280px;
  --font:"HarmonyOS Sans SC","Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:var(--font);
  font-size:17px;
  line-height:1.75;
  overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block;border:0;}
a{color:inherit;text-decoration:none;}
button,input{font-family:inherit;}
h1,h2,h3,h4,h5,h6{margin:0;color:var(--text);line-height:1.35;font-weight:800;}
p{margin:0 0 1em;}
ul,ol{margin:0;}
.container{
  width:100%;
  max-width:var(--container);
  margin:0 auto;
  padding-left:24px;
  padding-right:24px;
}
.read-progress{
  position:fixed;top:0;left:0;height:3px;width:0;
  background:linear-gradient(90deg,var(--gold),var(--cyan));
  z-index:140;transition:width .12s linear;
}
/* ============ Header / Nav ============ */
.site-header{
  position:sticky;top:0;z-index:90;
  background:rgba(10,10,15,.88);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);
}
.nav-inner{display:flex;align-items:center;height:76px;gap:18px;}
.logo{
  display:inline-flex;align-items:center;gap:0;
  font-size:19px;font-weight:800;letter-spacing:.4px;color:var(--text);
  white-space:nowrap;
}
.logo .logo-dot{
  width:10px;height:10px;border-radius:50%;
  background:var(--gold);box-shadow:0 0 12px var(--gold);
  margin-right:9px;flex:0 0 auto;
}
.logo .logo-sub{color:var(--gold);margin-left:1px;}
.nav-links{display:flex;align-items:center;gap:4px;flex:1;margin-left:18px;}
.nav-links a{
  position:relative;padding:10px 15px;border-radius:9px;
  font-size:16px;color:var(--muted);transition:color .22s,background .22s;
}
.nav-links a:hover{color:var(--cyan);background:rgba(63,217,208,.07);}
.nav-links a.is-active{color:var(--text);}
.nav-links a.is-active::after{
  content:"";position:absolute;left:15px;right:15px;bottom:3px;height:2px;
  border-radius:2px;background:var(--gold);
}
.nav-right{display:flex;align-items:center;gap:12px;margin-left:auto;}
.nav-search{
  display:flex;align-items:center;gap:9px;height:40px;padding:0 15px;
  background:var(--panel);border:1px solid var(--line);border-radius:999px;
  color:var(--muted);transition:border-color .22s,box-shadow .22s;
}
.nav-search:focus-within{border-color:var(--cyan);box-shadow:0 0 0 3px rgba(63,217,208,.16);}
.nav-search input{
  width:150px;background:transparent;border:0;outline:none;
  color:var(--text);font-size:14px;
}
.nav-search input::placeholder{color:#6F778C;}
.nav-toggle{
  display:none;align-items:center;justify-content:center;
  width:42px;height:42px;border-radius:11px;cursor:pointer;
  background:var(--panel);border:1px solid var(--line);color:var(--text);font-size:17px;
  transition:border-color .22s,color .22s;
}
.nav-toggle:hover{border-color:var(--gold);color:var(--gold);}
/* ============ Buttons ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 26px;border-radius:999px;border:1px solid transparent;
  font-size:16px;font-weight:700;cursor:pointer;white-space:nowrap;
  transition:background .22s,color .22s,transform .22s,box-shadow .22s,border-color .22s;
}
.btn-sm{height:40px;padding:0 18px;font-size:14px;}
.btn-primary{background:var(--gold);color:#171208;}
.btn-primary:hover{background:#FFD772;transform:translateY(-2px);box-shadow:0 10px 24px rgba(242,193,78,.24);}
.btn-ghost{background:transparent;border-color:rgba(63,217,208,.5);color:var(--cyan);}
.btn-ghost:hover{background:rgba(63,217,208,.12);transform:translateY(-2px);}
.btn:focus-visible{outline:2px solid var(--cyan);outline-offset:3px;}
.btn:active{transform:translateY(0);}
/* ============ Tags ============ */
.tag{
  display:inline-flex;align-items:center;gap:6px;
  padding:5px 12px;border-radius:6px;font-size:13px;font-weight:700;line-height:1.2;
}
.tag-gold{background:var(--gold-soft);color:var(--gold);border:1px solid rgba(242,193,78,.32);}
.tag-cyan{background:var(--cyan-soft);color:var(--cyan);border:1px solid rgba(63,217,208,.3);}
.tag-orange{background:var(--orange-soft);color:var(--orange);border:1px solid rgba(255,122,60,.32);}
/* ============ Article Hero ============ */
.article-hero{
  position:relative;
  padding:60px 0 52px;
  background-image:url('/assets/images/backpic/back-2.webp');
  background-size:cover;background-position:center;
  border-bottom:1px solid var(--line);
}
.article-hero::before{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(10,10,15,.86) 0%,rgba(10,10,15,.95) 62%,rgba(10,10,15,.99) 100%);
}
.article-hero::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:radial-gradient(circle at 82% 22%,rgba(242,193,78,.16),transparent 46%),
             radial-gradient(circle at 12% 82%,rgba(63,217,208,.14),transparent 48%);
}
.article-hero .container{position:relative;z-index:2;}
.breadcrumb{
  display:flex;flex-wrap:wrap;align-items:center;gap:9px;
  font-size:14px;color:var(--muted);margin-bottom:22px;
}
.breadcrumb a{transition:color .2s;}
.breadcrumb a:hover{color:var(--cyan);}
.breadcrumb .sep{opacity:.45;}
.breadcrumb .current{color:var(--text-soft);max-width:100%;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}
.article-hero .tag{margin-bottom:18px;}
.article-title{
  font-size:clamp(28px,3.9vw,44px);
  line-height:1.28;font-weight:800;letter-spacing:.2px;
  max-width:980px;margin:0 0 22px;
}
.article-meta{
  display:flex;flex-wrap:wrap;gap:10px 22px;
  font-size:14px;color:var(--muted);
}
.article-meta span{display:inline-flex;align-items:center;gap:7px;}
.article-meta i{color:var(--gold);font-size:13px;}
/* ============ Body layout ============ */
.article-body{padding:60px 0 72px;background:var(--bg);}
.article-shell{
  background:var(--panel);
  border:1px solid var(--line);
  border-radius:var(--radius);
  padding:52px 56px 44px;
  box-shadow:0 18px 44px rgba(0,0,0,.28);
}
.prose{
  max-width:840px;margin:0 auto;
  font-size:17px;line-height:1.92;color:var(--text-soft);
  overflow-wrap:break-word;word-break:break-word;
}
.prose > *:first-child{margin-top:0;}
.prose p{margin:0 0 1.4em;}
.prose h2{
  font-size:28px;line-height:1.4;font-weight:800;color:var(--text);
  margin:1.8em 0 .8em;padding-left:14px;border-left:3px solid var(--gold);
}
.prose h3{font-size:22px;font-weight:700;color:var(--text);margin:1.55em 0 .6em;}
.prose h4{font-size:18px;font-weight:700;color:var(--text);margin:1.4em 0 .55em;}
.prose ul,.prose ol{margin:0 0 1.45em;padding-left:1.45em;}
.prose ul{list-style:none;padding-left:1.35em;}
.prose ul li{position:relative;}
.prose ul li::before{
  content:"";position:absolute;left:-1.05em;top:.78em;
  width:6px;height:6px;border-radius:50%;background:var(--cyan);
}
.prose li{margin-bottom:.6em;line-height:1.85;}
.prose blockquote{
  margin:1.7em 0;padding:18px 24px;
  background:var(--panel-2);
  border-left:3px solid var(--cyan);
  border-radius:0 var(--radius-sm) var(--radius-sm) 0;
  color:var(--text-soft);font-style:normal;
}
.prose blockquote p:last-child{margin-bottom:0;}
.prose img{
  border-radius:var(--radius);border:1px solid var(--line);
  margin:1.7em auto;
}
.prose a{color:var(--cyan);border-bottom:1px solid rgba(63,217,208,.42);transition:color .2s,border-color .2s;}
.prose a:hover{color:var(--gold);border-bottom-color:rgba(242,193,78,.6);}
.prose strong{color:var(--text);font-weight:800;}
.prose hr{border:0;border-top:1px solid var(--line);margin:2.2em 0;}
.prose table{
  width:100%;border-collapse:collapse;margin:1.7em 0;
  font-size:15px;line-height:1.7;
  border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;
}
.prose th,.prose td{border:1px solid var(--line);padding:12px 15px;text-align:left;vertical-align:top;}
.prose th{background:var(--panel-2);color:var(--text);font-weight:700;}
.prose tbody tr:nth-child(even){background:rgba(255,255,255,.02);}
.prose code{
  background:var(--panel-2);color:var(--gold);
  padding:2px 6px;border-radius:6px;font-size:.92em;
}
.prose pre{
  background:#0D1017;border:1px solid var(--line);border-radius:var(--radius);
  padding:16px 18px;overflow:auto;margin:1.6em 0;font-size:14px;line-height:1.7;
}
.prose pre code{background:transparent;color:var(--text-soft);padding:0;}
.empty-state{
  max-width:760px;margin:0 auto;text-align:center;
  padding:64px 28px;
  background:var(--bg-soft);
  border:1px dashed var(--line-strong);
  border-radius:var(--radius);
}
.empty-state i{font-size:34px;color:var(--gold);margin-bottom:18px;display:block;}
.empty-state h3{font-size:22px;margin-bottom:12px;}
.empty-state p{color:var(--muted);margin-bottom:24px;}
/* ============ Article footer note ============ */
.article-note{
  max-width:840px;margin:36px auto 0;
  display:flex;flex-wrap:wrap;gap:10px 20px;align-items:center;
  font-size:14px;color:var(--muted);
  padding-top:22px;border-top:1px solid var(--line);
}
.article-note i{color:var(--cyan);margin-right:6px;}
/* ============ Section head ============ */
.section-head{
  display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;
  gap:16px;margin-bottom:32px;
}
.section-head h2{font-size:30px;font-weight:800;}
.section-head p{color:var(--muted);font-size:15px;margin:8px 0 0;max-width:640px;}
.section-more{
  display:inline-flex;align-items:center;gap:8px;
  font-size:15px;color:var(--cyan);font-weight:700;transition:gap .22s,color .22s;
}
.section-more:hover{gap:12px;color:var(--gold);}
/* ============ Related cards ============ */
.related{padding:0 0 84px;}
.related-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.card{
  display:flex;flex-direction:column;
  background:var(--panel);border:1px solid var(--line);
  border-radius:var(--radius);overflow:hidden;
  transition:transform .25s,border-color .25s,box-shadow .25s;
}
.card:hover{transform:translateY(-4px);border-color:rgba(242,193,78,.5);box-shadow:var(--shadow);}
.card-thumb{position:relative;aspect-ratio:16/9;overflow:hidden;background:var(--bg-soft);}
.card-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .45s ease;}
.card:hover .card-thumb img{transform:scale(1.06);}
.card-thumb::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(10,10,15,0) 42%,rgba(10,10,15,.72) 100%);
}
.card-badge{
  position:absolute;left:12px;top:12px;z-index:2;
  padding:4px 10px;border-radius:6px;font-size:12px;font-weight:700;
  background:rgba(10,10,15,.7);border:1px solid rgba(63,217,208,.4);color:var(--cyan);
  backdrop-filter:blur(6px);
}
.card-body{padding:18px 20px 20px;display:flex;flex-direction:column;flex:1;gap:10px;}
.card-body h3{font-size:18px;line-height:1.5;font-weight:700;}
.card-body p{font-size:14px;line-height:1.75;color:var(--muted);margin:0;}
.card-foot{
  margin-top:auto;display:flex;align-items:center;justify-content:space-between;
  font-size:13px;color:#818AA0;padding-top:12px;border-top:1px solid var(--line);
}
.card-foot .arrow{color:var(--gold);transition:transform .25s;}
.card:hover .card-foot .arrow{transform:translateX(4px);}
/* ============ CTA band ============ */
.article-cta{
  position:relative;padding:58px 0;overflow:hidden;
  background:linear-gradient(120deg,#151A24 0%,#0E1016 58%,#131720 100%);
  border-top:1px solid var(--line);border-bottom:1px solid var(--line);
}
.article-cta::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:radial-gradient(circle at 88% 20%,rgba(242,193,78,.18),transparent 44%),
             radial-gradient(circle at 8% 90%,rgba(63,217,208,.16),transparent 46%),
             radial-gradient(1.5px 1.5px at 30% 40%,rgba(255,255,255,.55),transparent 60%),
             radial-gradient(1.5px 1.5px at 66% 72%,rgba(255,255,255,.4),transparent 60%);
}
.cta-inner{
  position:relative;z-index:2;
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:26px;
}
.cta-inner h2{font-size:clamp(23px,2.6vw,32px);font-weight:800;margin-bottom:10px;}
.cta-inner p{color:var(--muted);margin:0;max-width:560px;font-size:16px;}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;}
/* ============ Footer ============ */
.site-footer{background:#08080C;border-top:1px solid var(--line);padding:64px 0 28px;}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.4fr;gap:40px;}
.footer-brand .logo{font-size:19px;}
.footer-brand p{color:var(--muted);font-size:15px;line-height:1.85;margin:16px 0 20px;max-width:350px;}
.footer-social{display:flex;gap:10px;}
.footer-social a{
  width:38px;height:38px;border-radius:11px;
  display:inline-flex;align-items:center;justify-content:center;
  border:1px solid var(--line);color:var(--muted);
  transition:color .22s,border-color .22s,background .22s,transform .22s;
}
.footer-social a:hover{color:var(--gold);border-color:rgba(242,193,78,.5);background:var(--gold-soft);transform:translateY(-3px);}
.footer-col h4{font-size:16px;font-weight:700;margin:0 0 16px;color:var(--text);}
.footer-col ul{list-style:none;padding:0;display:grid;gap:11px;}
.footer-col ul a{color:var(--muted);font-size:15px;transition:color .2s,padding-left .2s;}
.footer-col ul a:hover{color:var(--cyan);padding-left:4px;}
.footer-sub p{color:var(--muted);font-size:15px;line-height:1.8;margin:0 0 14px;}
.footer-sub form{display:flex;gap:8px;margin-bottom:10px;}
.footer-sub input{
  flex:1;min-width:0;height:40px;padding:0 14px;
  background:var(--panel);border:1px solid var(--line);border-radius:10px;
  color:var(--text);font-size:14px;outline:none;
  transition:border-color .22s,box-shadow .22s;
}
.footer-sub input::placeholder{color:#6F778C;}
.footer-sub input:focus{border-color:var(--cyan);box-shadow:0 0 0 3px rgba(63,217,208,.16);}
.cta-note{font-size:13px;color:var(--muted);margin:0;}
.cta-note.is-error{color:var(--orange);}
.cta-note.is-ok{color:var(--cyan);}
.footer-bottom{
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;
  margin-top:48px;padding-top:22px;border-top:1px solid var(--line);
  font-size:14px;color:#818AA0;
}
/* ============ Back to top ============ */
.back-to-top{
  position:fixed;right:24px;bottom:24px;z-index:100;
  width:46px;height:46px;border-radius:13px;cursor:pointer;
  display:inline-flex;align-items:center;justify-content:center;
  background:var(--panel);border:1px solid var(--line);color:var(--text);
  opacity:0;pointer-events:none;
  transition:opacity .25s,transform .25s,border-color .25s,color .25s;
}
.back-to-top.is-visible{opacity:1;pointer-events:auto;}
.back-to-top:hover{border-color:var(--gold);color:var(--gold);transform:translateY(-3px);}
/* ============ Mobile drawer ============ */
.drawer-mask{
  position:fixed;inset:0;background:rgba(0,0,0,.62);z-index:120;
  opacity:0;pointer-events:none;transition:opacity .3s;
}
.drawer-mask.is-open{opacity:1;pointer-events:auto;}
.mobile-drawer{
  position:fixed;top:0;right:0;bottom:0;width:min(86vw,340px);z-index:130;
  background:#0D1017;border-left:1px solid var(--line);
  padding:22px 22px 32px;
  transform:translateX(100%);transition:transform .3s ease;
  display:flex;flex-direction:column;gap:6px;overflow-y:auto;
}
.mobile-drawer.is-open{transform:translateX(0);}
.drawer-head{
  display:flex;align-items:center;justify-content:space-between;
  padding-bottom:16px;margin-bottom:10px;border-bottom:1px solid var(--line);
}
.drawer-head .logo{font-size:17px;}
.drawer-close{
  width:38px;height:38px;border-radius:10px;cursor:pointer;
  background:var(--panel);border:1px solid var(--line);color:var(--text);
}
.mobile-drawer a.drawer-link{
  padding:13px 14px;border-radius:11px;font-size:16px;color:var(--muted);
  transition:background .2s,color .2s;
}
.mobile-drawer a.drawer-link:hover,
.mobile-drawer a.drawer-link.is-active{background:var(--panel);color:var(--text);}
.mobile-drawer .btn{margin-top:16px;width:100%;}
/* ============ Responsive ============ */
@media (max-width:1279px){
  .article-shell{padding:44px 40px 38px;}
}
@media (max-width:1023px){
  .nav-links,.nav-search{display:none;}
  .nav-toggle{display:inline-flex;}
  .nav-inner{height:70px;}
  .article-hero{padding:52px 0 44px;}
  .article-shell{padding:38px 30px 32px;}
  .related-grid{grid-template-columns:repeat(2,1fr);}
  .footer-grid{grid-template-columns:1fr 1fr;gap:34px;}
}
@media (max-width:767px){
  body{font-size:16px;}
  .container{padding-left:18px;padding-right:18px;}
  .nav-right .btn{display:none;}
  .article-hero{padding:42px 0 36px;}
  .article-meta{gap:8px 16px;font-size:13px;}
  .article-body{padding:44px 0 56px;}
  .article-shell{padding:30px 20px 26px;border-radius:12px;}
  .prose{font-size:16px;line-height:1.9;}
  .prose h2{font-size:23px;}
  .prose h3{font-size:20px;}
  .section-head h2{font-size:24px;}
  .related-grid{grid-template-columns:1fr;}
  .cta-inner{flex-direction:column;align-items:flex-start;}
  .footer-grid{grid-template-columns:1fr;gap:30px;}
  .footer-bottom{flex-direction:column;}
  .brand-mark{padding:8px 16px;}
}
@media (max-width:519px){
  .article-title{font-size:26px;}
  .article-hero .tag{font-size:12px;}
  .cta-actions{width:100%;}
  .cta-actions .btn{width:100%;}
  .back-to-top{right:16px;bottom:16px;width:42px;height:42px;}
}

/* roulang page: category1 */
:root{
  --bg:#0A0A0F;
  --bg-2:#11131A;
  --panel:#141821;
  --panel-2:#1A1F2B;
  --line:rgba(255,255,255,.08);
  --line-2:rgba(255,255,255,.16);
  --text:#F4F6FB;
  --muted:#A9B0C3;
  --muted-2:#8C93A6;
  --gold:#F2C14E;
  --gold-2:#FFD97A;
  --teal:#46D7C6;
  --orange:#FF7A45;
  --r-lg:16px;
  --r:12px;
  --r-sm:8px;
  --shadow:0 12px 32px rgba(0,0,0,.35);
  --shadow-lg:0 24px 60px rgba(0,0,0,.5);
  --container:1320px;
}

*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  color:var(--text);
  font-family:"HarmonyOS Sans SC","Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  font-size:17px;
  font-weight:400;
  line-height:1.8;
  letter-spacing:.01em;
  background-color:var(--bg);
  background-image:
    radial-gradient(1100px 520px at 88% -8%,rgba(70,215,198,.10),transparent 62%),
    radial-gradient(900px 480px at 4% -4%,rgba(242,193,78,.09),transparent 60%),
    linear-gradient(180deg,#0A0A0F 0%,#11131A 100%);
  background-attachment:fixed;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block;border-style:none}
a{color:inherit;text-decoration:none;transition:color .2s ease,background-color .2s ease,border-color .2s ease,transform .2s ease}
a:hover{color:var(--gold)}
h1,h2,h3,h4,h5{margin:0;font-weight:800;line-height:1.25;letter-spacing:-.01em}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
button,input,select,textarea{font-family:inherit;font-size:inherit;color:inherit}
button{border:0;background:none;cursor:pointer}
:focus-visible{outline:2px solid var(--teal);outline-offset:3px;border-radius:6px}
::selection{background:rgba(242,193,78,.32);color:#fff}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px}
.section{position:relative;padding:92px 0}
.section--tight{padding:72px 0}

/* ============ 顶部导航 ============ */
.site-header{
  position:sticky;top:0;z-index:120;
  background:rgba(10,10,15,.84);
  -webkit-backdrop-filter:blur(16px);
  backdrop-filter:blur(16px);
  border-bottom:1px solid var(--line);
}
.nav-inner{display:flex;align-items:center;gap:32px;height:78px}
.logo{
  display:inline-flex;align-items:center;gap:9px;
  font-size:20px;font-weight:800;letter-spacing:.02em;color:var(--text);white-space:nowrap;
}
.logo:hover{color:var(--text)}
.logo-dot{
  width:12px;height:12px;border-radius:50%;flex:0 0 auto;
  background:radial-gradient(circle at 30% 30%,#FFF3CE,var(--gold) 62%,rgba(242,193,78,.35));
  box-shadow:0 0 0 4px rgba(242,193,78,.12),0 0 18px rgba(242,193,78,.6);
}
.logo-sub{
  font-size:13px;font-weight:600;color:var(--gold);line-height:1.4;
  padding:2px 8px;border:1px solid rgba(242,193,78,.36);border-radius:6px;
}
.nav-links{display:flex;align-items:center;gap:6px;margin-left:10px}
.nav-links a{
  position:relative;padding:10px 14px;font-size:16px;font-weight:500;color:var(--muted);border-radius:8px;
}
.nav-links a::after{
  content:"";position:absolute;left:14px;right:14px;bottom:2px;height:2px;border-radius:2px;
  background:var(--gold);transform:scaleX(0);transform-origin:left;transition:transform .25s ease,background-color .25s ease;
}
.nav-links a:hover{color:var(--teal);background:rgba(70,215,198,.07)}
.nav-links a:hover::after{background:var(--teal);transform:scaleX(1)}
.nav-links a.is-active{color:var(--text);font-weight:700}
.nav-links a.is-active::after{transform:scaleX(1)}
.nav-right{display:flex;align-items:center;gap:14px;margin-left:auto}
.nav-search{
  display:flex;align-items:center;gap:8px;height:42px;padding:0 16px;
  background:rgba(255,255,255,.04);border:1px solid var(--line);border-radius:999px;
  transition:border-color .2s ease,background-color .2s ease;
}
.nav-search i{color:var(--muted-2);font-size:14px}
.nav-search input{width:148px;height:100%;background:none;border:0;outline:none;color:var(--text);font-size:15px}
.nav-search input::placeholder{color:#6E7689}
.nav-search:focus-within{border-color:var(--teal);background:rgba(70,215,198,.07)}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:10px;
  background:rgba(255,255,255,.05);border:1px solid var(--line);color:var(--text);
  place-items:center;font-size:18px;transition:border-color .2s ease,color .2s ease;
}
.nav-toggle:hover{border-color:var(--teal);color:var(--teal)}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  height:52px;padding:0 28px;border-radius:10px;border:1px solid transparent;
  font-size:16px;font-weight:700;letter-spacing:.01em;cursor:pointer;
  transition:transform .2s ease,background-color .2s ease,color .2s ease,border-color .2s ease,box-shadow .2s ease;
}
.btn-primary{
  background:linear-gradient(135deg,var(--gold-2) 0%,var(--gold) 45%,#D8A430 100%);
  color:#171200;box-shadow:0 10px 24px rgba(242,193,78,.22);
}
.btn-primary:hover{color:#171200;transform:translateY(-2px);box-shadow:0 16px 32px rgba(242,193,78,.32)}
.btn-ghost{background:transparent;border-color:rgba(70,215,198,.5);color:var(--teal)}
.btn-ghost:hover{background:rgba(70,215,198,.13);border-color:var(--teal);color:var(--teal);transform:translateY(-2px)}
.btn-sm{height:42px;padding:0 18px;font-size:15px;border-radius:9px}

/* ============ 分类横幅 ============ */
.cat-hero{position:relative;overflow:hidden;border-bottom:1px solid var(--line);padding:86px 0 74px}
.cat-hero::before{
  content:"";position:absolute;inset:0;
  background:url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
  filter:brightness(.6) saturate(1.05);
}
.cat-hero::after{
  content:"";position:absolute;inset:0;
  background:
    linear-gradient(100deg,rgba(10,10,15,.95) 0%,rgba(10,10,15,.82) 44%,rgba(10,10,15,.44) 100%),
    radial-gradient(680px 320px at 92% 10%,rgba(70,215,198,.2),transparent 66%),
    radial-gradient(560px 300px at 78% 96%,rgba(242,193,78,.14),transparent 70%);
}
.cat-hero .container{position:relative;z-index:2}
.crumb{display:flex;align-items:center;gap:10px;font-size:14px;color:var(--muted-2);margin-bottom:24px;flex-wrap:wrap}
.crumb a{color:var(--muted)}
.crumb a:hover{color:var(--gold)}
.crumb i{font-size:10px;opacity:.6}
.cat-hero h1{font-size:clamp(34px,4.6vw,48px);font-weight:900;max-width:840px}
.cat-hero h1 em{font-style:normal;color:var(--gold)}
.hero-sub{margin-top:18px;max-width:680px;font-size:18px;line-height:1.85;color:#CDD4E2}
.hero-badges{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}
.badge{
  display:inline-flex;align-items:center;gap:8px;padding:7px 14px;border-radius:999px;
  font-size:14px;font-weight:600;color:#D6DBE8;background:rgba(255,255,255,.05);border:1px solid var(--line);
}
.badge i{font-size:12px}
.badge.is-gold{color:var(--gold);border-color:rgba(242,193,78,.42);background:rgba(242,193,78,.1)}
.badge.is-teal{color:var(--teal);border-color:rgba(70,215,198,.42);background:rgba(70,215,198,.1)}
.badge.is-orange{color:var(--orange);border-color:rgba(255,122,69,.42);background:rgba(255,122,69,.1)}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:34px}

/* ============ 通用标题 ============ */
.eyebrow{
  display:inline-flex;align-items:center;gap:9px;
  font-size:12.5px;font-weight:800;letter-spacing:.16em;color:var(--gold);text-transform:uppercase;
}
.eyebrow::before{content:"";width:22px;height:2px;border-radius:2px;background:var(--gold)}
.section-head{max-width:780px}
.section-head h2{font-size:clamp(28px,3.4vw,36px);margin-top:14px}
.section-head p{margin-top:16px;color:var(--muted);font-size:16.5px;line-height:1.9}
.section-top{display:flex;align-items:flex-end;justify-content:space-between;gap:28px;flex-wrap:wrap;margin-bottom:44px}
.section-top .section-head{margin-bottom:0}
.more-link{display:inline-flex;align-items:center;gap:9px;font-size:15px;font-weight:700;color:var(--teal);white-space:nowrap}
.more-link:hover{color:var(--gold)}

/* ============ 概览 + 数据条 ============ */
.intro-grid{display:grid;grid-template-columns:1.5fr 1fr;gap:48px;align-items:start}
.intro-copy p{color:var(--muted);font-size:16.5px;line-height:1.95}
.intro-copy p + p{margin-top:16px}
.intro-note{
  border-left:3px solid var(--gold);padding:4px 0 4px 18px;margin-top:24px;
  color:#D7DDEA;font-size:16px;line-height:1.9;
}
.stat-strip{
  display:grid;grid-template-columns:repeat(2,1fr);gap:1px;background:var(--line);
  border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden;
}
.stat-item{background:var(--panel);padding:24px 22px}
.stat-item strong{display:block;font-size:28px;font-weight:900;color:var(--gold);letter-spacing:-.02em}
.stat-item span{display:block;margin-top:6px;font-size:14px;color:var(--muted-2)}

/* ============ 入口矩阵 ============ */
.entry-grid{display:grid;grid-template-columns:repeat(12,1fr);gap:20px}
.entry-card{
  position:relative;padding:30px 28px;border-radius:var(--r-lg);overflow:hidden;
  background:linear-gradient(180deg,var(--panel) 0%,#10141C 100%);
  border:1px solid var(--line);
  transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease;
}
.entry-card::before{
  content:"";position:absolute;top:0;left:0;right:0;height:2px;
  background:linear-gradient(90deg,var(--gold),rgba(242,193,78,0));
  opacity:0;transition:opacity .25s ease;
}
.entry-card:hover{transform:translateY(-4px);border-color:rgba(242,193,78,.45);box-shadow:var(--shadow-lg)}
.entry-card:hover::before{opacity:1}
.entry-card--a{grid-column:span 5}
.entry-card--b{grid-column:span 4}
.entry-card--c{grid-column:span 3}
.entry-num{font-size:13px;font-weight:800;letter-spacing:.12em;color:var(--orange)}
.entry-card h3{font-size:21px;margin:14px 0 12px}
.entry-card p{color:var(--muted);font-size:15.5px;line-height:1.85}
.entry-list{margin-top:18px;display:grid;gap:9px}
.entry-list li{position:relative;padding-left:16px;font-size:14.5px;color:#C7CEDD}
.entry-list li::before{
  content:"";position:absolute;left:0;top:11px;width:6px;height:6px;border-radius:50%;
  background:var(--teal);box-shadow:0 0 8px rgba(70,215,198,.6);
}

/* ============ 编号流程 ============ */
.steps-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.step{
  position:relative;padding:30px 24px 26px;border-radius:var(--r);border:1px solid var(--line);
  background:var(--panel);transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease;
}
.step:hover{transform:translateY(-4px);border-color:rgba(70,215,198,.45);box-shadow:var(--shadow)}
.step-index{
  width:40px;height:40px;border-radius:10px;display:grid;place-items:center;
  font-weight:900;font-size:15px;color:var(--gold);
  background:rgba(242,193,78,.12);border:1px solid rgba(242,193,78,.32);
}
.step h3{font-size:19px;margin:18px 0 10px}
.step p{color:var(--muted);font-size:15px;line-height:1.85}

/* ============ 交替图文 ============ */
.feature-stack{display:grid;gap:72px}
.feature-row{display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:center}
.feature-row.is-reversed .feature-media{order:-1}
.feature-media{
  position:relative;border-radius:var(--r-lg);overflow:hidden;border:1px solid var(--line);
  box-shadow:var(--shadow);
}
.feature-media img{width:100%;aspect-ratio:16/10;object-fit:cover;transition:transform .7s ease}
.feature-row:hover .feature-media img{transform:scale(1.05)}
.feature-media::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:linear-gradient(180deg,rgba(10,10,15,0) 42%,rgba(10,10,15,.68) 100%);
}
.feature-tag{
  position:absolute;left:16px;top:16px;z-index:2;
  font-size:12.5px;font-weight:700;padding:5px 12px;border-radius:6px;letter-spacing:.02em;
}
.tag-gold{background:var(--gold);color:#1A1400}
.tag-teal{background:var(--teal);color:#04201D}
.tag-orange{background:var(--orange);color:#220D03}
.feature-body h3{font-size:26px;margin-bottom:16px}
.feature-body > p{color:var(--muted);font-size:16.5px;line-height:1.95}
.tick-list{margin-top:22px;display:grid;gap:12px}
.tick-list li{display:flex;gap:12px;align-items:flex-start;font-size:15.5px;color:#C9D0DF;line-height:1.8}
.tick-list i{color:var(--teal);font-size:12px;margin-top:8px;flex:0 0 auto}

/* ============ 横向片单 ============ */
.rail-wrap{position:relative}
.rail{
  display:flex;gap:20px;overflow-x:auto;padding:4px 4px 18px;
  scroll-snap-type:x mandatory;-webkit-overflow-scrolling:touch;scrollbar-width:thin;
}
.rail::-webkit-scrollbar{height:6px}
.rail::-webkit-scrollbar-track{background:rgba(255,255,255,.04);border-radius:99px}
.rail::-webkit-scrollbar-thumb{background:rgba(255,255,255,.16);border-radius:99px}
.rail-card{
  flex:0 0 304px;scroll-snap-align:start;border-radius:var(--r-lg);overflow:hidden;
  border:1px solid var(--line);background:var(--panel);
  transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease;
}
.rail-card:hover{transform:translateY(-4px);border-color:rgba(242,193,78,.45);box-shadow:var(--shadow-lg)}
.rail-thumb{position:relative;aspect-ratio:16/9;overflow:hidden;background:#0F131B}
.rail-thumb img{width:100%;height:100%;object-fit:cover}
.rail-body{padding:18px 18px 20px}
.rail-body h3{font-size:17.5px;line-height:1.45;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.rail-body p{margin-top:10px;color:var(--muted);font-size:14.5px;line-height:1.75;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.meta{display:flex;align-items:center;gap:14px;margin-top:14px;font-size:13.5px;color:var(--muted-2);flex-wrap:wrap}
.meta span{display:inline-flex;align-items:center;gap:6px}
.rail-nav{display:flex;gap:10px}
.rail-arrow{
  width:42px;height:42px;border-radius:50%;display:grid;place-items:center;
  border:1px solid var(--line);background:rgba(255,255,255,.04);color:var(--text);
  transition:border-color .2s ease,color .2s ease,background-color .2s ease;
}
.rail-arrow:hover{border-color:var(--gold);color:var(--gold);background:rgba(242,193,78,.1)}

/* ============ FAQ ============ */
.faq-list{display:grid;gap:14px;max-width:960px}
.faq-item{
  border:1px solid var(--line);border-radius:var(--r);background:var(--panel);
  overflow:hidden;transition:border-color .25s ease,background-color .25s ease;
}
.faq-item:hover{border-color:var(--line-2)}
.faq-item[open]{border-color:rgba(242,193,78,.42)}
.faq-item summary{
  position:relative;list-style:none;cursor:pointer;
  display:flex;align-items:center;justify-content:space-between;gap:18px;
  padding:22px 24px;font-size:17.5px;font-weight:700;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{
  content:"+";font-size:24px;font-weight:400;line-height:1;color:var(--gold);
  transition:transform .25s ease,color .25s ease;flex:0 0 auto;
}
.faq-item[open] summary{color:var(--gold)}
.faq-item[open] summary::after{content:"–"}
.faq-item[open] summary::before{
  content:"";position:absolute;left:0;top:16px;bottom:16px;width:3px;
  border-radius:0 3px 3px 0;background:var(--gold);
}
.faq-answer{padding:0 24px 24px;color:var(--muted);font-size:16px;line-height:1.95}

/* ============ CTA ============ */
.cta-band{
  position:relative;overflow:hidden;border-top:1px solid var(--line);border-bottom:1px solid var(--line);
  background:linear-gradient(120deg,#131824 0%,#0C0F16 52%,#161C28 100%);
}
.cta-band::before{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:
    radial-gradient(2px 2px at 12% 26%,rgba(255,255,255,.62),transparent 60%),
    radial-gradient(2px 2px at 32% 68%,rgba(242,193,78,.75),transparent 60%),
    radial-gradient(1.5px 1.5px at 58% 22%,rgba(70,215,198,.8),transparent 60%),
    radial-gradient(2px 2px at 76% 62%,rgba(255,255,255,.5),transparent 60%),
    radial-gradient(1.5px 1.5px at 88% 30%,rgba(255,122,69,.7),transparent 60%),
    radial-gradient(520px 260px at 88% 110%,rgba(242,193,78,.16),transparent 70%);
}
.cta-inner{position:relative;z-index:2;padding:74px 0;display:grid;grid-template-columns:1.35fr .65fr;gap:40px;align-items:center}
.cta-inner h2{font-size:clamp(26px,3.2vw,34px)}
.cta-inner p{margin-top:14px;color:var(--muted);font-size:16.5px;max-width:640px;line-height:1.9}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;justify-content:flex-end}

/* ============ 页脚 ============ */
.site-footer{border-top:1px solid var(--line);background:#0B0D13;padding:66px 0 0;position:relative}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.4fr;gap:40px}
.footer-brand .logo{font-size:19px}
.footer-brand p{margin-top:18px;color:var(--muted);font-size:15px;line-height:1.9;max-width:340px}
.footer-social{display:flex;gap:12px;margin-top:22px}
.footer-social a{
  width:40px;height:40px;border-radius:10px;display:grid;place-items:center;
  border:1px solid var(--line);background:rgba(255,255,255,.04);color:var(--muted);font-size:15px;
}
.footer-social a:hover{color:var(--gold);border-color:rgba(242,193,78,.45);transform:translateY(-2px)}
.footer-col h4{font-size:16px;margin-bottom:18px}
.footer-col ul{display:grid;gap:12px}
.footer-col a{color:var(--muted);font-size:15px}
.footer-col a:hover{color:var(--gold)}
.footer-sub p{color:var(--muted);font-size:15px;line-height:1.8}
.footer-sub form{display:flex;gap:10px;margin-top:16px}
.footer-sub input{
  flex:1;min-width:0;height:48px;padding:0 16px;border-radius:10px;
  background:rgba(255,255,255,.05);border:1px solid var(--line);outline:none;
  transition:border-color .2s ease,box-shadow .2s ease;
}
.footer-sub input::placeholder{color:#6E7689}
.footer-sub input:focus{border-color:var(--teal);box-shadow:0 0 0 3px rgba(70,215,198,.18)}
.cta-note{margin-top:12px;font-size:14px;color:var(--muted-2)}
.cta-note.is-error{color:var(--orange)}
.cta-note.is-ok{color:var(--teal)}
.footer-bottom{
  margin-top:56px;padding:22px 0;border-top:1px solid var(--line);
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:14px;color:var(--muted-2);
}

/* ============ 返回顶部 ============ */
.to-top{
  position:fixed;right:24px;bottom:24px;z-index:110;
  width:46px;height:46px;border-radius:50%;display:grid;place-items:center;
  background:rgba(20,24,33,.92);border:1px solid var(--line);color:var(--gold);
  -webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);
  opacity:0;visibility:hidden;transition:opacity .25s ease,visibility .25s ease,border-color .2s ease;
}
.to-top.is-show{opacity:1;visibility:visible}
.to-top:hover{border-color:var(--gold)}

/* ============ 响应式 ============ */
@media (max-width:1279px){
  .container{padding:0 22px}
  .entry-card--a{grid-column:span 6}
  .entry-card--b{grid-column:span 6}
  .entry-card--c{grid-column:span 12}
}

@media (max-width:1023px){
  .nav-inner{height:68px;gap:14px}
  .nav-toggle{display:grid}
  .nav-search{display:none}
  .nav-links{
    position:fixed;top:68px;left:0;right:0;bottom:0;z-index:118;
    display:flex;flex-direction:column;align-items:stretch;gap:4px;
    margin-left:0;padding:20px 24px 48px;overflow-y:auto;
    background:#0B0E14;border-top:1px solid var(--line);
    transform:translateX(-100%);opacity:0;visibility:hidden;
    transition:transform .3s ease,opacity .3s ease,visibility .3s ease;
  }
  body.nav-open .nav-links{transform:translateX(0);opacity:1;visibility:visible}
  body.nav-open{overflow:hidden}
  .nav-links a{padding:16px 14px;font-size:17px;border-bottom:1px solid var(--line);border-radius:0}
  .nav-links a::after{display:none}
  .nav-links a:hover{background:rgba(70,215,198,.08)}

  .section{padding:68px 0}
  .cat-hero{padding:62px 0 56px}
  .intro-grid{grid-template-columns:1fr;gap:32px}
  .entry-grid{grid-template-columns:repeat(2,1fr)}
  .entry-card--a,.entry-card--b,.entry-card--c{grid-column:span 1}
  .steps-grid{grid-template-columns:repeat(2,1fr)}
  .feature-row{grid-template-columns:1fr;gap:28px}
  .feature-row.is-reversed .feature-media{order:0}
  .feature-stack{gap:56px}
  .cta-inner{grid-template-columns:1fr;padding:60px 0}
  .cta-actions{justify-content:flex-start}
  .footer-grid{grid-template-columns:1fr 1fr;gap:34px}
  .footer-brand{grid-column:span 2}
}

@media (max-width:639px){
  body{font-size:16px}
  .container{padding:0 16px}
  .section{padding:48px 0}
  .section--tight{padding:44px 0}
  .nav-inner{height:64px}
  .nav-links{top:64px}
  .logo{font-size:18px}
  .logo-sub{font-size:12px;padding:1px 7px}
  .cat-hero{padding:52px 0 48px}
  .cat-hero h1{font-size:clamp(30px,8vw,36px)}
  .hero-sub{font-size:16.5px}
  .hero-actions .btn{width:100%}
  .btn{height:50px;padding:0 22px}
  .section-head h2{font-size:26px}
  .stat-strip{grid-template-columns:repeat(2,1fr)}
  .stat-item{padding:20px 18px}
  .stat-item strong{font-size:24px}
  .entry-grid{grid-template-columns:1fr}
  .entry-card{padding:24px 20px}
  .steps-grid{grid-template-columns:1fr}
  .feature-body h3{font-size:22px}
  .rail-card{flex:0 0 262px}
  .faq-item summary{padding:18px 18px;font-size:16.5px}
  .faq-answer{padding:0 18px 20px}
  .footer-grid{grid-template-columns:1fr;gap:30px}
  .footer-brand{grid-column:span 1}
  .footer-sub form{flex-direction:column}
  .footer-sub form .btn{width:100%}
  .footer-bottom{flex-direction:column;gap:8px;margin-top:40px}
  .to-top{right:16px;bottom:16px;width:42px;height:42px}
}

/* roulang page: category2 */
:root{
  --bg:#0A0A0F;
  --bg-soft:#11131A;
  --panel:#141821;
  --panel-2:#1A1F2B;
  --line:rgba(255,255,255,.08);
  --line-2:rgba(255,255,255,.16);
  --text:#F4F6FB;
  --text-2:#A9B0C3;
  --gold:#F3C969;
  --gold-deep:#C99A2E;
  --cyan:#45D8D0;
  --orange:#FF8A3D;
  --radius:12px;
  --radius-lg:18px;
  --shadow:0 12px 32px rgba(0,0,0,.35);
  --container:1320px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  background-color:var(--bg);
  background-image:
    radial-gradient(1000px 520px at 8% -6%, rgba(69,216,208,.10), transparent 62%),
    radial-gradient(860px 500px at 96% 2%, rgba(243,201,105,.10), transparent 60%),
    linear-gradient(180deg,#0A0A0F 0%,#11131A 100%);
  background-repeat:no-repeat;
  color:var(--text);
  font-family:"HarmonyOS Sans SC","Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:17px;
  line-height:1.75;
  font-weight:400;
  letter-spacing:.2px;
  overflow-x:hidden;
}
h1,h2,h3,h4,h5,h6{
  font-family:inherit;
  color:var(--text);
  font-weight:800;
  line-height:1.28;
  letter-spacing:.2px;
  margin:0 0 .6em;
}
h1{font-size:clamp(30px,4vw,46px)}
h2{font-size:clamp(24px,2.6vw,34px)}
h3{font-size:clamp(19px,1.6vw,24px)}
p{margin:0 0 1.1em;color:var(--text-2)}
p:last-child{margin-bottom:0}
a{color:inherit;text-decoration:none;transition:color .2s ease}
a:hover,a:focus{color:var(--cyan)}
img{max-width:100%;height:auto;display:block;border:0}
ul,ol{margin:0;padding:0;list-style:none}
button{font-family:inherit;cursor:pointer}
input,textarea,select{font-family:inherit;font-size:16px;margin:0}
::selection{background:rgba(243,201,105,.28);color:#fff}
:focus-visible{outline:2px solid var(--cyan);outline-offset:2px}

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

/* ---------- 导航 ---------- */
.site-header{
  position:sticky;
  top:0;
  z-index:80;
  background:rgba(10,10,15,.88);
  -webkit-backdrop-filter:blur(14px);
  backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);
}
.nav-inner{
  display:flex;
  align-items:center;
  gap:22px;
  height:76px;
}
.logo{
  display:inline-flex;
  align-items:center;
  gap:9px;
  font-size:20px;
  font-weight:800;
  color:var(--text);
  letter-spacing:.4px;
  white-space:nowrap;
}
.logo:hover{color:var(--text)}
.logo-dot{
  width:12px;height:12px;border-radius:50%;
  background:radial-gradient(circle at 32% 30%,#fff 0%,var(--gold) 62%,var(--gold-deep) 100%);
  box-shadow:0 0 14px rgba(243,201,105,.75);
  flex:0 0 12px;
}
.logo-sub{color:var(--gold);font-weight:800}
.nav-links{display:flex;align-items:center;gap:4px;margin-left:10px}
.nav-links a{
  position:relative;
  display:inline-block;
  padding:10px 14px;
  border-radius:8px;
  font-size:16px;
  font-weight:500;
  color:var(--text-2);
  transition:color .22s ease,background .22s ease;
}
.nav-links a::after{
  content:"";
  position:absolute;
  left:14px;right:14px;bottom:3px;
  height:2px;border-radius:2px;
  background:var(--gold);
  transform:scaleX(0);
  transform-origin:left center;
  transition:transform .25s ease;
}
.nav-links a:hover{color:#fff;background:rgba(69,216,208,.09)}
.nav-links a:hover::after{transform:scaleX(1);background:var(--cyan)}
.nav-links a.is-active{color:#fff;font-weight:700}
.nav-links a.is-active::after{transform:scaleX(1)}
.nav-right{display:flex;align-items:center;gap:14px;margin-left:auto}
.nav-search{
  display:flex;align-items:center;gap:9px;
  height:42px;padding:0 15px;
  background:var(--panel);
  border:1px solid var(--line);
  border-radius:999px;
  transition:border-color .22s ease,box-shadow .22s ease;
}
.nav-search i{font-size:14px;color:var(--text-2)}
.nav-search input{
  width:148px;height:40px;
  background:transparent;border:0;outline:none;
  color:var(--text);font-size:15px;
  box-shadow:none;margin:0;padding:0;
}
.nav-search input::placeholder{color:rgba(169,176,195,.7)}
.nav-search:focus-within{
  border-color:rgba(69,216,208,.55);
  box-shadow:0 0 0 3px rgba(69,216,208,.14);
}
.nav-toggle{
  display:none;
  align-items:center;justify-content:center;
  width:42px;height:42px;
  background:var(--panel);
  border:1px solid var(--line);
  border-radius:10px;
  color:var(--text);
  font-size:17px;
  transition:border-color .2s ease,color .2s ease;
}
.nav-toggle:hover{border-color:rgba(243,201,105,.6);color:var(--gold)}
.nav-backdrop{
  position:fixed;inset:0;z-index:65;
  background:rgba(4,4,8,.62);
  opacity:0;visibility:hidden;
  transition:opacity .25s ease,visibility .25s ease;
}
.nav-backdrop.is-on{opacity:1;visibility:visible}

/* ---------- 按钮 / 徽章 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 24px;
  border:0;border-radius:10px;
  font-size:16px;font-weight:700;letter-spacing:.4px;
  white-space:nowrap;cursor:pointer;
  transition:transform .2s ease,box-shadow .2s ease,background .2s ease,color .2s ease,border-color .2s ease,filter .2s ease;
}
.btn-primary{
  background:linear-gradient(180deg,#F8D98A 0%,#E4B441 100%);
  color:#161207;
  box-shadow:0 6px 18px rgba(243,201,105,.18);
}
.btn-primary:hover,.btn-primary:focus{
  color:#161207;
  transform:translateY(-2px);
  filter:brightness(1.06);
  box-shadow:0 12px 26px rgba(243,201,105,.28);
}
.btn-ghost{
  background:transparent;
  border:1px solid rgba(69,216,208,.55);
  color:var(--cyan);
}
.btn-ghost:hover,.btn-ghost:focus{
  background:rgba(69,216,208,.14);
  color:#B7F5F0;
  transform:translateY(-2px);
}
.btn-sm{height:40px;padding:0 18px;font-size:14px;border-radius:8px}
.btn-block{width:100%}
.badge{
  display:inline-flex;align-items:center;gap:6px;
  padding:5px 11px;
  border-radius:6px;
  font-size:13px;font-weight:700;letter-spacing:.6px;
}
.badge-gold{background:rgba(243,201,105,.14);color:var(--gold);border:1px solid rgba(243,201,105,.35)}
.badge-cyan{background:rgba(69,216,208,.13);color:var(--cyan);border:1px solid rgba(69,216,208,.34)}
.badge-orange{background:rgba(255,138,61,.14);color:var(--orange);border:1px solid rgba(255,138,61,.36)}
.eyebrow{
  display:inline-block;
  margin-bottom:12px;
  font-size:13px;font-weight:700;letter-spacing:2px;
  color:var(--cyan);
}

/* ---------- 通用板块 ---------- */
.section{padding:92px 0}
.section-tight{padding:66px 0}
.section-head{
  display:flex;align-items:flex-end;justify-content:space-between;
  gap:24px;margin-bottom:38px;
}
.section-head .section-title{margin-bottom:0}
.section-desc{color:var(--text-2);font-size:16px;margin:10px 0 0;max-width:620px}
.more-link{
  display:inline-flex;align-items:center;gap:8px;
  font-size:15px;font-weight:700;color:var(--cyan);white-space:nowrap;
}
.more-link:hover{color:var(--gold)}
.hr-line{height:1px;background:var(--line);border:0;margin:0}
.grid-x.gap-lg{margin-left:-14px;margin-right:-14px;row-gap:28px}
.grid-x.gap-lg > .cell{padding-left:14px;padding-right:14px}

/* ---------- 分类横幅 ---------- */
.page-hero{position:relative;overflow:hidden;border-bottom:1px solid var(--line)}
.page-hero-bg{
  position:absolute;inset:0;
  background-size:cover;background-position:center;
  opacity:.42;
}
.page-hero::before{
  content:"";
  position:absolute;inset:0;z-index:1;
  background:linear-gradient(96deg,rgba(10,10,15,.95) 0%,rgba(10,10,15,.74) 52%,rgba(17,19,26,.92) 100%);
}
.page-hero-inner{position:relative;z-index:2;padding:76px 0 68px;max-width:880px}
.breadcrumb{
  display:flex;align-items:center;gap:10px;
  font-size:14px;color:var(--text-2);margin-bottom:22px;
}
.breadcrumb a{color:var(--text-2)}
.breadcrumb a:hover{color:var(--gold)}
.breadcrumb .sep{color:rgba(255,255,255,.28)}
.breadcrumb .current{color:var(--gold);font-weight:600}
.page-hero .badge{margin-bottom:18px}
.page-hero h1{margin-bottom:16px;letter-spacing:.3px}
.hero-sub{
  font-size:18px;color:#C6CBD9;
  max-width:680px;margin-bottom:32px;
}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px}
.hero-stats{
  display:flex;flex-wrap:wrap;gap:14px 44px;
  margin-top:44px;padding-top:28px;
  border-top:1px solid var(--line);
}
.hero-stats li{display:flex;flex-direction:column;gap:2px}
.hero-stats strong{
  font-size:26px;font-weight:800;
  color:var(--gold);letter-spacing:.5px;
}
.hero-stats span{font-size:14px;color:var(--text-2)}

/* ---------- 说明 + 数据板 ---------- */
.intro-text p{font-size:17px;line-height:1.9}
.stat-board{
  display:grid;
  grid-template-columns:1fr;
  gap:14px;
  background:linear-gradient(160deg,rgba(20,24,33,.95),rgba(17,19,26,.85));
  border:1px solid var(--line);
  border-radius:var(--radius-lg);
  padding:26px;
}
.stat-item{
  display:flex;align-items:baseline;justify-content:space-between;
  gap:14px;
  padding:14px 0;
  border-bottom:1px dashed var(--line);
}
.stat-item:last-child{border-bottom:0;padding-bottom:0}
.stat-item:first-child{padding-top:0}
.stat-item strong{
  font-size:28px;font-weight:800;color:var(--gold);
  font-variant-numeric:tabular-nums;
}
.stat-item span{color:var(--text-2);font-size:15px}

/* ---------- 步骤 ---------- */
.steps-wrap{margin-top:56px}
.step{
  position:relative;
  height:100%;
  background:var(--panel);
  border:1px solid var(--line);
  border-radius:var(--radius);
  padding:26px 22px;
  transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease;
}
.step:hover{
  transform:translateY(-4px);
  border-color:rgba(69,216,208,.45);
  box-shadow:var(--shadow);
}
.step-num{
  display:inline-block;
  margin-bottom:14px;
  font-size:13px;font-weight:800;letter-spacing:2px;
  color:var(--cyan);
}
.step h3{font-size:19px;margin-bottom:8px}
.step p{font-size:15px;line-height:1.8}

/* ---------- 卡片 ---------- */
.topic-card{
  display:flex;flex-direction:column;
  height:100%;
  background:var(--panel);
  border:1px solid var(--line);
  border-radius:var(--radius);
  overflow:hidden;
  transition:transform .28s ease,border-color .28s ease,box-shadow .28s ease;
}
.topic-card:hover{
  transform:translateY(-4px);
  border-color:rgba(243,201,105,.45);
  box-shadow:var(--shadow);
}
.topic-card-media{
  position:relative;
  aspect-ratio:16/9;
  overflow:hidden;
  background:linear-gradient(135deg,#1B2030,#0F1219);
}
.topic-card-media img{
  width:100%;height:100%;object-fit:cover;
  transition:transform .55s ease;
}
.topic-card:hover .topic-card-media img{transform:scale(1.05)}
.topic-card-media::after{
  content:"";
  position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(10,10,15,.05) 0%,rgba(10,10,15,.68) 100%);
}
.card-tag{position:absolute;top:14px;left:14px;z-index:2}
.topic-card-body{
  display:flex;flex-direction:column;gap:12px;
  padding:20px;
  flex:1;
}
.topic-card-title{
  font-size:19px;font-weight:700;line-height:1.45;
  margin:0;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.topic-card-text{
  font-size:15px;line-height:1.8;
  margin:0;
  display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;
}
.topic-card-meta{
  margin-top:auto;
  display:flex;flex-wrap:wrap;gap:8px 16px;
  padding-top:14px;
  border-top:1px solid var(--line);
  font-size:13px;color:var(--text-2);
}
.topic-card-meta i{margin-right:5px;color:rgba(69,216,208,.8)}
.topic-card-lg .topic-card-media{aspect-ratio:21/9}
.topic-card-lg .topic-card-title{font-size:24px;-webkit-line-clamp:3}
.topic-card-lg .topic-card-text{-webkit-line-clamp:3;font-size:16px}
.stack{display:flex;flex-direction:column;gap:20px;height:100%}
.mini-card{
  display:flex;gap:15px;
  flex:1;
  background:var(--panel);
  border:1px solid var(--line);
  border-radius:var(--radius);
  padding:14px;
  transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease;
}
.mini-card:hover{
  transform:translateY(-4px);
  border-color:rgba(69,216,208,.45);
  box-shadow:var(--shadow);
}
.mini-card img{
  width:110px;height:84px;flex:0 0 110px;
  object-fit:cover;border-radius:8px;
}
.mini-card h3{font-size:16px;margin:0 0 6px;line-height:1.45}
.mini-card p{font-size:13px;line-height:1.7;margin:0;color:var(--text-2)}
.mini-card .mini-tag{
  display:inline-block;margin-bottom:6px;
  font-size:12px;font-weight:700;letter-spacing:.6px;
  color:var(--orange);
}

/* ---------- 横向片单 ---------- */
.rail{
  display:flex;gap:20px;
  overflow-x:auto;
  scroll-snap-type:x mandatory;
  padding:6px 6px 20px;
  -webkit-overflow-scrolling:touch;
}
.rail > *{
  flex:0 0 300px;
  scroll-snap-align:start;
}
.rail::-webkit-scrollbar{height:8px}
.rail::-webkit-scrollbar-track{background:rgba(255,255,255,.05);border-radius:8px}
.rail::-webkit-scrollbar-thumb{background:rgba(243,201,105,.5);border-radius:8px}
.rail::-webkit-scrollbar-thumb:hover{background:rgba(243,201,105,.75)}

/* ---------- 交替图文 ---------- */
.feature{margin-bottom:64px}
.feature:last-child{margin-bottom:0}
.feature-media img{
  width:100%;
  aspect-ratio:4/3;
  object-fit:cover;
  border-radius:var(--radius-lg);
  border:1px solid var(--line);
}
.feature-body h3{margin-bottom:14px}
.feature-body p{font-size:16px;line-height:1.9}
.tick-list{margin-top:22px;display:flex;flex-direction:column;gap:12px}
.tick-list li{
  display:flex;gap:12px;align-items:flex-start;
  font-size:16px;color:var(--text);
}
.tick-list i{
  margin-top:6px;
  font-size:13px;color:var(--cyan);
}
.tick-list strong{color:var(--gold);font-weight:700}

/* ---------- 时间线 ---------- */
.timeline{
  position:relative;
  padding-left:28px;
}
.timeline::before{
  content:"";
  position:absolute;left:6px;top:8px;bottom:8px;
  width:1px;background:linear-gradient(180deg,rgba(243,201,105,.6),rgba(69,216,208,.25),transparent);
}
.tl-item{
  position:relative;
  padding:0 0 30px;
}
.tl-item:last-child{padding-bottom:0}
.tl-item::before{
  content:"";
  position:absolute;left:-26px;top:9px;
  width:11px;height:11px;border-radius:50%;
  background:var(--bg);
  border:2px solid var(--gold);
  box-shadow:0 0 12px rgba(243,201,105,.5);
}
.tl-time{
  display:inline-block;
  font-size:13px;font-weight:800;letter-spacing:1.4px;
  color:var(--cyan);margin-bottom:6px;
}
.tl-item h3{font-size:19px;margin-bottom:6px}
.tl-item p{font-size:15px;line-height:1.8;margin:0}
.schedule-panel{
  background:linear-gradient(160deg,rgba(20,24,33,.95),rgba(17,19,26,.88));
  border:1px solid var(--line);
  border-radius:var(--radius-lg);
  padding:32px;
}

/* ---------- FAQ ---------- */
.accordion.faq-accordion{
  margin:0;padding:0;
  background:transparent;
  border:0;
  border-top:1px solid var(--line);
  list-style:none;
}
.faq-accordion .accordion-item{
  background:transparent;
  border:0;
  border-bottom:1px solid var(--line);
}
.faq-accordion .accordion-title{
  position:relative;
  display:block;
  padding:24px 48px 24px 20px;
  background:transparent;
  border:0;
  color:var(--text);
  font-size:18px;
  font-weight:600;
  line-height:1.6;
  transition:color .22s ease;
}
.faq-accordion .accordion-title::before{
  content:"";
  position:absolute;left:0;top:24px;bottom:24px;
  width:3px;border-radius:3px;
  background:var(--gold);
  transform:scaleY(0);
  transform-origin:top center;
  transition:transform .26s ease;
}
.faq-accordion .accordion-title::after{
  content:"+";
  position:absolute;right:14px;top:50%;
  transform:translateY(-50%);
  font-size:22px;font-weight:400;line-height:1;
  color:var(--cyan);
  transition:color .22s ease,transform .22s ease;
}
.faq-accordion .accordion-title:hover{color:#fff}
.faq-accordion .accordion-title[aria-expanded="true"]{color:var(--gold)}
.faq-accordion .accordion-title[aria-expanded="true"]::before{transform:scaleY(1)}
.faq-accordion .accordion-title[aria-expanded="true"]::after{
  content:"−";
  color:var(--gold);
  transform:translateY(-50%) rotate(180deg);
}
.faq-accordion .accordion-content{
  background:transparent;
  border:0;
  padding:0 48px 26px 20px;
  color:var(--text-2);
  font-size:16px;
  line-height:1.9;
}
.faq-accordion .accordion-content p{margin:0;font-size:16px;line-height:1.9}
.faq-note{
  margin-top:26px;
  font-size:15px;color:var(--text-2);
}
.faq-note a{color:var(--cyan);font-weight:600}

/* ---------- CTA ---------- */
.cta-band{
  position:relative;
  overflow:hidden;
  border-radius:var(--radius-lg);
  border:1px solid var(--line-2);
  background:
    radial-gradient(520px 260px at 12% 0%,rgba(243,201,105,.16),transparent 70%),
    radial-gradient(520px 260px at 88% 100%,rgba(69,216,208,.14),transparent 70%),
    linear-gradient(140deg,#161B26,#10131B);
  padding:56px 48px;
}
.cta-band::after{
  content:"";
  position:absolute;right:-60px;top:-60px;
  width:240px;height:240px;border-radius:50%;
  border:1px solid rgba(243,201,105,.22);
  box-shadow:0 0 0 26px rgba(243,201,105,.05),0 0 0 52px rgba(69,216,208,.04);
  pointer-events:none;
}
.cta-band h2{margin-bottom:12px}
.cta-band p{max-width:640px;font-size:16px}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px}

/* ---------- 页脚 ---------- */
.site-footer{
  margin-top:20px;
  border-top:1px solid var(--line);
  background:linear-gradient(180deg,rgba(17,19,26,.4),rgba(10,10,15,.95));
  padding:66px 0 28px;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.7fr 1fr 1fr 1.4fr;
  gap:36px;
}
.footer-brand .logo{margin-bottom:16px}
.footer-brand p{font-size:15px;line-height:1.85;max-width:360px}
.footer-social{display:flex;gap:12px;margin-top:20px}
.footer-social a{
  display:inline-flex;align-items:center;justify-content:center;
  width:40px;height:40px;border-radius:10px;
  background:var(--panel);
  border:1px solid var(--line);
  color:var(--text-2);
  transition:border-color .22s ease,color .22s ease,transform .22s ease;
}
.footer-social a:hover{
  color:var(--gold);
  border-color:rgba(243,201,105,.5);
  transform:translateY(-3px);
}
.footer-col h4{
  font-size:16px;font-weight:700;
  margin:0 0 18px;
  color:var(--text);
  letter-spacing:.6px;
}
.footer-col ul{display:flex;flex-direction:column;gap:11px}
.footer-col a{font-size:15px;color:var(--text-2)}
.footer-col a:hover{color:var(--gold)}
.footer-sub p{font-size:15px;line-height:1.8}
.footer-sub form{display:flex;gap:10px;margin:14px 0 10px}
.footer-sub input[type="email"]{
  flex:1;min-width:0;
  height:48px;padding:0 15px;
  background:rgba(255,255,255,.04);
  border:1px solid var(--line);
  border-radius:10px;
  color:var(--text);
  box-shadow:none;
  transition:border-color .22s ease,box-shadow .22s ease;
}
.footer-sub input[type="email"]::placeholder{color:rgba(169,176,195,.7)}
.footer-sub input[type="email"]:focus{
  outline:none;
  border-color:rgba(69,216,208,.6);
  box-shadow:0 0 0 3px rgba(69,216,208,.15);
}
.cta-note{font-size:13px;color:var(--text-2);min-height:20px;margin:0}
.cta-note.is-ok{color:var(--cyan)}
.cta-note.is-err{color:var(--orange)}
.footer-bottom{
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;
  margin-top:52px;padding-top:24px;
  border-top:1px solid var(--line);
  font-size:14px;color:var(--text-2);
}

/* ---------- 返回顶部 ---------- */
.to-top{
  position:fixed;right:24px;bottom:24px;z-index:70;
  display:inline-flex;align-items:center;justify-content:center;
  width:46px;height:46px;
  border-radius:50%;
  background:var(--panel);
  border:1px solid var(--line-2);
  color:var(--gold);
  font-size:16px;
  opacity:0;visibility:hidden;
  transform:translateY(10px);
  transition:opacity .25s ease,visibility .25s ease,transform .25s ease,border-color .25s ease;
}
.to-top.is-on{opacity:1;visibility:visible;transform:translateY(0)}
.to-top:hover{border-color:rgba(243,201,105,.7);color:#fff}

/* ---------- 响应式 ---------- */
@media (max-width:1279px){
  .footer-grid{grid-template-columns:1.5fr 1fr 1fr 1.3fr;gap:28px}
}
@media (max-width:1023px){
  .nav-inner{gap:12px;height:64px}
  .nav-search{display:none}
  .nav-toggle{display:inline-flex}
  .nav-links{
    position:fixed;
    top:0;right:0;
    z-index:70;
    width:min(320px,84vw);
    height:100vh;
    margin:0;
    padding:92px 22px 36px;
    flex-direction:column;
    align-items:stretch;
    gap:2px;
    background:var(--panel);
    border-left:1px solid var(--line);
    box-shadow:-18px 0 44px rgba(0,0,0,.55);
    transform:translateX(102%);
    transition:transform .3s ease;
    overflow-y:auto;
  }
  .nav-links.open{transform:translateX(0)}
  .nav-links a{
    padding:15px 10px;
    font-size:17px;
    border-bottom:1px solid var(--line);
    border-radius:0;
  }
  .nav-links a::after{display:none}
  .nav-links a:hover{background:transparent;color:var(--gold)}
  .nav-links a.is-active{color:var(--gold)}
  .section{padding:66px 0}
  .page-hero-inner{padding:56px 0 52px}
  .hero-stats{gap:14px 32px;margin-top:34px}
  .cta-band{padding:44px 30px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
  .footer-brand{grid-column:1 / -1}
}
@media (max-width:767px){
  body{font-size:16px}
  .container{padding:0 16px}
  .rail > *{flex:0 0 82%}
  .section{padding:52px 0}
  .section-head{flex-direction:column;align-items:flex-start;gap:14px;margin-bottom:26px}
  .feature{margin-bottom:44px}
  .feature-reverse .cell:first-child{order:0}
  .mini-card img{width:92px;height:76px;flex:0 0 92px}
  .topic-card-lg .topic-card-media{aspect-ratio:16/9}
  .topic-card-lg .topic-card-title{font-size:20px}
  .stat-board{padding:20px}
  .schedule-panel{padding:22px}
  .cta-band{padding:34px 20px;border-radius:14px}
  .hero-actions .btn{flex:1 1 100%}
  .hero-stats{gap:12px 26px}
  .hero-stats strong{font-size:22px}
  .footer-grid{grid-template-columns:1fr;gap:30px}
  .footer-bottom{flex-direction:column;gap:8px;margin-top:38px}
  .faq-accordion .accordion-title{font-size:16px;padding:20px 42px 20px 16px}
  .faq-accordion .accordion-content{padding:0 16px 22px 16px;font-size:15px}
  .to-top{right:16px;bottom:16px}
}
@media (max-width:519px){
  .logo{font-size:18px}
  h1{font-size:28px}
  .hero-sub{font-size:16px}
  .rail > *{flex:0 0 88%}
  .mini-card{flex-direction:column}
  .mini-card img{width:100%;height:150px;flex:none}
  .footer-sub form{flex-direction:column}
  .footer-sub .btn{width:100%}
}