/* roulang page: index */
:root{
  --bg:#0C0A12;
  --surface-1:#14111C;
  --surface-2:#1C1826;
  --line:rgba(255,255,255,.08);
  --brand-1:#FF5A3C;
  --brand-2:#FF2D6F;
  --brand-3:#7A4DFF;
  --grad-brand:linear-gradient(120deg,#FF5A3C 0%,#FF2D6F 50%,#7A4DFF 100%);
  --grad-soft:linear-gradient(120deg,rgba(255,90,60,.16) 0%,rgba(255,45,111,.14) 50%,rgba(122,77,255,.16) 100%);
  --accent:#1BD8C8;
  --amber:#FFC44D;
  --text:#F5F3F7;
  --text-2:rgba(245,243,247,.72);
  --text-3:rgba(245,243,247,.45);
  --r-lg:24px;
  --r-md:20px;
  --r-img:18px;
  --r-sm:12px;
  --shadow-card:0 18px 48px rgba(0,0,0,.55);
  --ease:240ms cubic-bezier(.2,.8,.2,1);
  --sp-1:4px; --sp-2:8px; --sp-3:12px; --sp-4:16px; --sp-5:24px; --sp-6:32px; --sp-7:48px; --sp-8:64px; --sp-9:96px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;background:var(--bg);color:var(--text);
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,sans-serif;
  font-size:16.5px;line-height:1.9;
  -webkit-font-smoothing:antialiased;
  padding-top:64px;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none;transition:color var(--ease),border-color var(--ease),background var(--ease)}
a:hover{color:var(--text)}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4{margin:0;font-weight:700;letter-spacing:-.01em}
h1{font-size:clamp(30px,4.6vw,52px);line-height:1.15}
h2{font-size:clamp(24px,3vw,34px);line-height:1.25}
h3{font-size:20px;line-height:1.35;font-weight:600}
h4{font-size:17px;line-height:1.4;font-weight:600}
p{margin:0}
button,input{font-family:inherit}
:focus-visible{outline:2px solid var(--brand-1);outline-offset:2px;border-radius:6px}
.site-container{max-width:1240px;margin:0 auto;padding:0 24px}
.section{padding:var(--sp-9) 0}
.section-sm{padding:56px 0}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;height:26px;padding:0 12px;border-radius:999px;
  background:rgba(255,255,255,.06);border:1px solid var(--line);
  font-size:13px;line-height:1;color:var(--text-2);letter-spacing:.02em;
}
.eyebrow .dot{width:4px;height:4px;border-radius:50%;background:var(--amber);box-shadow:0 0 0 3px rgba(255,196,77,.18)}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:32px;flex-wrap:wrap}
.section-head .sub{color:var(--text-2);font-size:15px;line-height:1.75;margin-top:10px;max-width:620px}
.link-more{display:inline-flex;align-items:center;gap:8px;font-size:14.5px;font-weight:600;color:var(--text-2)}
.link-more i{transition:transform var(--ease)}
.link-more:hover{color:var(--text)}
.link-more:hover i{transform:translateX(3px);color:var(--accent)}

/* ---------- header ---------- */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:1030;height:64px;
  background:rgba(12,10,18,.72);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);
}
.header-inner{display:flex;align-items:center;gap:24px;height:100%}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0}
.brand-mark{
  width:34px;height:34px;border-radius:10px;background:var(--grad-brand);
  display:flex;align-items:center;justify-content:center;color:#fff;font-size:15px;
  box-shadow:0 8px 22px rgba(255,45,111,.35);
}
.brand-text{font-weight:700;font-size:17px;letter-spacing:.02em}
.main-nav{display:flex;align-items:center;gap:4px;flex:1;min-width:0}
.nav-link{
  position:relative;padding:8px 14px;border-radius:10px;font-size:14.5px;color:var(--text-2);white-space:nowrap;
}
.nav-link::after{
  content:"";position:absolute;left:14px;right:14px;bottom:2px;height:2px;border-radius:2px;
  background:var(--grad-brand);transform:scaleX(0);transform-origin:left;transition:transform var(--ease);
}
.nav-link:hover{color:var(--text);background:rgba(255,255,255,.04)}
.nav-link:hover::after{transform:scaleX(1)}
.nav-link.is-active{
  background:var(--grad-brand);-webkit-background-clip:text;background-clip:text;color:transparent;-webkit-text-fill-color:transparent;
}
.nav-link.is-active::after{transform:scaleX(1)}
.header-tools{display:flex;align-items:center;gap:10px;flex-shrink:0}
.command-search{
  display:flex;align-items:center;gap:8px;height:38px;padding:0 10px 0 14px;border-radius:999px;
  background:var(--surface-2);border:1px solid var(--line);width:250px;transition:border-color var(--ease),box-shadow var(--ease);
}
.command-search i{color:var(--text-3);font-size:13px}
.command-search input{
  flex:1;min-width:0;background:transparent;border:0;outline:none;color:var(--text);font-size:13.5px;
}
.command-search input::placeholder{color:var(--text-3)}
.command-search:focus-within{border-color:rgba(255,90,60,.7);box-shadow:0 0 0 1px rgba(255,90,60,.45),0 0 24px rgba(255,90,60,.22)}
.kbd{
  font-size:11px;color:var(--text-3);border:1px solid var(--line);border-radius:6px;padding:2px 6px;line-height:1;
  font-variant-numeric:tabular-nums;
}
.icon-btn{
  width:36px;height:36px;border-radius:10px;display:flex;align-items:center;justify-content:center;
  background:rgba(255,255,255,.04);border:1px solid var(--line);color:var(--text-2);font-size:14px;
}
.icon-btn:hover{color:var(--text);border-color:rgba(255,90,60,.5);background:rgba(255,90,60,.1);transform:translateY(-1px)}
.btn-grad{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;height:38px;padding:0 20px;border-radius:999px;
  background:var(--grad-brand);color:#fff;font-size:14.5px;font-weight:600;line-height:1;border:0;
  transition:filter var(--ease),transform var(--ease),box-shadow var(--ease);white-space:nowrap;
}
.btn-grad:hover{color:#fff;filter:brightness(1.08);transform:translateY(-1px);box-shadow:0 8px 24px rgba(255,90,60,.35)}
.btn-grad:active{transform:translateY(0);filter:brightness(.96)}
.menu-toggle{
  display:none;width:38px;height:38px;border-radius:10px;background:rgba(255,255,255,.04);
  border:1px solid var(--line);color:var(--text);font-size:15px;
}
.menu-toggle:hover{border-color:rgba(255,90,60,.5);color:var(--text)}

/* ---------- buttons ---------- */
.btn-line{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;height:46px;padding:0 24px;border-radius:999px;
  background:transparent;border:1px solid rgba(255,255,255,.14);color:var(--text-2);font-size:14.5px;font-weight:600;line-height:1;
  transition:all var(--ease);
}
.btn-line:hover{color:#fff;border-color:rgba(255,90,60,.75);background:rgba(255,90,60,.08);transform:translateY(-1px)}
.btn-grad-lg{
  display:inline-flex;align-items:center;justify-content:center;gap:10px;height:46px;padding:0 28px;border-radius:999px;
  background:var(--grad-brand);color:#fff;font-size:14.5px;font-weight:600;line-height:1;border:0;
  transition:filter var(--ease),transform var(--ease),box-shadow var(--ease);
}
.btn-grad-lg:hover{color:#fff;filter:brightness(1.08);transform:translateY(-1px);box-shadow:0 8px 24px rgba(255,90,60,.35)}
.btn-ghost{display:inline-flex;align-items:center;gap:8px;font-size:14.5px;font-weight:600;color:var(--text-2)}
.btn-ghost i{transition:transform var(--ease)}
.btn-ghost:hover{color:var(--text)}
.btn-ghost:hover i{transform:translateX(3px);color:var(--accent)}

/* ---------- hero ---------- */
.hero{
  position:relative;min-height:min(78vh,680px);display:flex;align-items:center;overflow:hidden;
}
.hero-bg{
  position:absolute;inset:0;
  background-image:linear-gradient(90deg,rgba(12,10,18,.96) 0%,rgba(12,10,18,.82) 42%,rgba(12,10,18,.35) 78%,rgba(12,10,18,.6) 100%),url('/assets/images/backpic/back-1.png');
  background-size:cover;background-position:center;
}
.hero-bg::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(12,10,18,.5) 0%,rgba(12,10,18,0) 30%,rgba(12,10,18,.92) 100%);
}
.hero-inner{position:relative;z-index:2;width:100%;padding:96px 0 72px}
.hero-content{max-width:640px}
.hero-content h1{margin:20px 0 16px}
.hero-content .lede{font-size:16px;line-height:1.8;color:var(--text-2);max-width:560px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:32px}
.hero-stats{display:flex;flex-wrap:wrap;gap:12px;margin-top:36px}
.stat-chip{
  display:inline-flex;align-items:center;gap:8px;height:28px;padding:0 14px;border-radius:999px;
  background:rgba(255,255,255,.06);border:1px solid var(--line);font-size:13px;line-height:1;color:var(--text-2);
}
.stat-chip b{color:var(--amber);font-variant-numeric:tabular-nums;font-weight:700}
.hero-float{
  position:absolute;right:24px;bottom:44px;z-index:3;width:270px;
  background:rgba(20,17,28,.86);border:1px solid var(--line);border-radius:var(--r-md);
  padding:12px;backdrop-filter:blur(10px);box-shadow:var(--shadow-card);
}
.hero-float .thumb{border-radius:14px;overflow:hidden;aspect-ratio:16/9;background:var(--grad-soft)}
.hero-float .thumb img{width:100%;height:100%;object-fit:cover}
.hero-float .row-title{display:flex;align-items:center;gap:8px;margin:12px 0 10px;font-size:14px;font-weight:600}
.hero-float .row-title span{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.badge-live{
  display:inline-flex;align-items:center;gap:6px;height:22px;padding:0 9px;border-radius:999px;flex-shrink:0;
  background:rgba(255,196,77,.12);border:1px solid rgba(255,196,77,.35);font-size:12px;line-height:1;color:var(--amber);
}
.badge-live::before{
  content:"";width:4px;height:4px;border-radius:50%;background:#FF5A3C;animation:pulse 2s infinite;
}
@keyframes pulse{0%,100%{box-shadow:0 0 0 0 rgba(255,90,60,.6)}50%{box-shadow:0 0 0 5px rgba(255,90,60,0)}}
.progress-line{height:4px;border-radius:999px;background:rgba(255,255,255,.08);overflow:hidden}
.progress-line i{display:block;height:100%;width:62%;background:linear-gradient(90deg,var(--accent),var(--brand-2));border-radius:999px}
.hero-float .meta{display:flex;justify-content:space-between;font-size:12px;color:var(--text-3);margin-top:8px;font-variant-numeric:tabular-nums}

/* ---------- rail ---------- */
.rail{margin-top:28px}
.rail-track{
  display:flex;gap:16px;overflow-x:auto;scroll-snap-type:x mandatory;padding-bottom:10px;
  scrollbar-width:none;-ms-overflow-style:none;
}
.rail-track::-webkit-scrollbar{display:none}
.rail-bar{height:3px;border-radius:999px;background:var(--grad-brand);width:180px;opacity:.85;margin-top:6px}
.poster-card{
  flex:0 0 260px;scroll-snap-align:start;border-radius:var(--r-md);overflow:hidden;background:var(--surface-1);
  border:1px solid var(--line);box-shadow:var(--shadow-card);position:relative;
  transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.poster-card:hover{transform:translateY(-4px);border-color:rgba(255,90,60,.45);box-shadow:0 0 0 1px rgba(255,90,60,.45),0 12px 36px rgba(255,90,60,.22)}
.poster-thumb{position:relative;aspect-ratio:2/3;background:var(--grad-soft);overflow:hidden}
.poster-thumb img{width:100%;height:100%;object-fit:cover;transition:transform 480ms var(--ease)}
.poster-card:hover .poster-thumb img{transform:scale(1.04)}
.poster-thumb::after{
  content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(12,10,18,0) 40%,rgba(12,10,18,.85) 100%);
}
.poster-play{
  position:absolute;top:12px;right:12px;width:34px;height:34px;border-radius:50%;
  background:var(--grad-brand);color:#fff;display:flex;align-items:center;justify-content:center;
  font-size:12px;opacity:0;transform:translateY(-6px);transition:all var(--ease);z-index:2;
}
.poster-card:hover .poster-play{opacity:1;transform:translateY(0)}
.poster-body{padding:14px 16px 16px}
.poster-body h4{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.poster-meta{font-size:13px;color:var(--text-3);margin-top:6px;display:flex;gap:8px;align-items:center}
.poster-meta .sep{width:3px;height:3px;border-radius:50%;background:var(--text-3)}

/* ---------- hot ---------- */
.panel{background:var(--surface-1);border:1px solid var(--line);border-radius:var(--r-lg);padding:32px;box-shadow:var(--shadow-card)}
.hot-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.hot-main{
  grid-column:span 2;grid-row:span 2;position:relative;border-radius:var(--r-md);overflow:hidden;
  border:1px solid var(--line);background:var(--surface-2);min-height:432px;
  transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.hot-main:hover{transform:translateY(-4px);border-color:rgba(255,90,60,.45);box-shadow:0 0 0 1px rgba(255,90,60,.45),0 12px 36px rgba(255,90,60,.22)}
.hot-main img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.hot-main .veil{position:absolute;inset:0;background:linear-gradient(180deg,rgba(12,10,18,.15) 0%,rgba(12,10,18,.9) 78%)}
.hot-main .inner{position:absolute;left:0;right:0;bottom:0;padding:28px;z-index:2}
.hot-main h3{font-size:26px;font-weight:700;margin-bottom:8px}
.hot-main p{font-size:14.5px;color:var(--text-2);line-height:1.7;max-width:440px}
.rank-badge{
  position:absolute;top:22px;left:24px;z-index:3;font-size:34px;font-weight:800;line-height:1;
  color:transparent;-webkit-text-stroke:1px rgba(255,255,255,.7);font-variant-numeric:tabular-nums;
}
.hot-small{
  border-radius:var(--r-md);overflow:hidden;background:var(--surface-2);border:1px solid var(--line);
  position:relative;min-height:206px;transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.hot-small:hover{transform:translateY(-4px);border-color:rgba(255,90,60,.45);box-shadow:0 0 0 1px rgba(255,90,60,.45),0 12px 36px rgba(255,90,60,.22)}
.hot-small img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.hot-small .veil{position:absolute;inset:0;background:linear-gradient(180deg,rgba(12,10,18,.1) 30%,rgba(12,10,18,.88) 100%)}
.hot-small .inner{position:absolute;left:0;right:0;bottom:0;padding:16px;z-index:2}
.hot-small h4{font-size:16px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.hot-small .meta{font-size:12.5px;color:var(--text-3);margin-top:4px;display:flex;gap:8px;align-items:center}
.rank-num{
  position:absolute;top:14px;left:16px;z-index:3;font-size:22px;font-weight:800;line-height:1;
  color:transparent;-webkit-text-stroke:1px rgba(255,255,255,.6);font-variant-numeric:tabular-nums;
}

/* ---------- category cards ---------- */
.cat-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}
.cat-card{
  position:relative;background:var(--surface-1);border:1px solid var(--line);border-radius:var(--r-md);
  overflow:hidden;padding:28px 26px 26px;box-shadow:var(--shadow-card);display:block;
  transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.cat-card::before{content:"";position:absolute;top:0;left:0;right:0;height:6px;background:var(--grad-brand)}
.cat-card:hover{transform:translateY(-4px);border-color:rgba(255,90,60,.45);box-shadow:0 0 0 1px rgba(255,90,60,.45),0 12px 36px rgba(255,90,60,.22)}
.cat-card .top{display:flex;align-items:center;justify-content:space-between;gap:16px;margin-bottom:12px}
.cat-card h3{font-size:19px}
.cat-card p{font-size:14.5px;color:var(--text-2);line-height:1.75}
.cat-card .foot{display:flex;align-items:center;justify-content:space-between;margin-top:22px}
.badge-count{
  display:inline-flex;align-items:center;gap:6px;height:26px;padding:0 11px;border-radius:999px;
  background:rgba(255,255,255,.06);border:1px solid var(--line);font-size:13px;line-height:1;color:var(--text-2);
}
.badge-count b{color:var(--amber);font-variant-numeric:tabular-nums;font-weight:700}
.cat-card .arrow{color:var(--text-3);transition:transform var(--ease),color var(--ease)}
.cat-card:hover .arrow{transform:translateX(4px);color:var(--brand-1)}

/* ---------- news list ---------- */
.news-wrap{display:grid;grid-template-columns:repeat(2,1fr);column-gap:48px}
.news-row{
  position:relative;display:block;padding:22px 18px 22px 20px;border-bottom:1px solid var(--line);
  transition:background var(--ease);
}
.news-row::before{
  content:"";position:absolute;left:0;top:14px;bottom:14px;width:3px;border-radius:3px;
  background:var(--grad-brand);opacity:0;transition:opacity var(--ease);
}
.news-row:hover{background:var(--surface-2)}
.news-row:hover::before{opacity:1}
.news-top{display:flex;align-items:center;gap:10px;margin-bottom:8px}
.news-cat{
  display:inline-flex;align-items:center;height:24px;padding:0 11px;border-radius:999px;
  background:rgba(255,255,255,.06);border:1px solid var(--line);font-size:12.5px;line-height:1;color:var(--text-2);
}
.news-time{font-size:13px;color:var(--text-3);font-variant-numeric:tabular-nums}
.news-title{font-size:18px;font-weight:600;line-height:1.45;transition:color var(--ease)}
.news-row:hover .news-title{color:var(--accent)}
.news-sum{
  font-size:14.5px;color:var(--text-2);margin-top:8px;line-height:1.7;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.empty-state{
  grid-column:1/-1;display:flex;flex-direction:column;align-items:center;justify-content:center;
  gap:16px;text-align:center;padding:64px 24px;color:var(--text-2);min-height:240px;
}
.empty-state i{font-size:40px;color:var(--text-3)}
.empty-state p{font-size:15px}

/* ---------- stats ---------- */
.stats-strip{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.stat-item{text-align:center;padding:8px 12px}
.stat-item .num{
  font-size:clamp(32px,4vw,46px);font-weight:800;color:var(--amber);line-height:1.1;
  font-variant-numeric:tabular-nums;letter-spacing:-.02em;
}
.stat-item .lbl{font-size:14px;color:var(--text-3);margin-top:10px}

/* ---------- faq ---------- */
.faq-wrap{max-width:900px;margin:0 auto}
.accordion-item{
  background:var(--surface-1);border:1px solid var(--line);border-radius:16px;margin-bottom:12px;overflow:hidden;
}
.accordion-item:last-child{margin-bottom:0}
.accordion-button{
  position:relative;background:transparent;color:var(--text);font-size:17px;font-weight:600;line-height:1.5;
  padding:22px 60px 22px 26px;box-shadow:none;border-radius:16px;
}
.accordion-button::after{display:none}
.accordion-button:not(.collapsed){background:transparent;color:var(--text);box-shadow:none}
.accordion-button:hover{color:#fff}
.accordion-button:focus{box-shadow:none;border-color:transparent}
.accordion-button .plus{
  position:absolute;right:24px;top:50%;width:22px;height:22px;margin-top:-11px;
  display:flex;align-items:center;justify-content:center;color:var(--text-3);font-size:15px;
  transition:transform var(--ease),color var(--ease);
}
.accordion-button:not(.collapsed) .plus{transform:rotate(45deg);color:var(--brand-1)}
.accordion-item:has(.accordion-button:not(.collapsed)){border-color:rgba(255,90,60,.3)}
.accordion-item:has(.accordion-button:not(.collapsed))::before{content:"";position:absolute}
.accordion-body{padding:0 26px 24px 26px;font-size:15.5px;line-height:1.85;color:var(--text-2);border-left:3px solid transparent}
.accordion-item:has(.accordion-button:not(.collapsed)) .accordion-body{
  border-image:var(--grad-brand) 1;
}

/* ---------- cta ---------- */
.cta-band{
  border-radius:var(--r-lg);border:1px solid rgba(255,90,60,.35);background:var(--grad-soft);
  padding:40px;display:flex;align-items:center;justify-content:space-between;gap:28px;flex-wrap:wrap;
}
.cta-band h3{font-size:24px;font-weight:700}
.cta-band p{font-size:14.5px;color:var(--text-2);margin-top:10px;max-width:520px}
.cta-actions{display:flex;gap:14px;flex-wrap:wrap}

/* ---------- footer ---------- */
.cta-band + .site-footer{margin-top:0}
.site-footer{
  background:#0A0810;position:relative;margin-top:96px;
}
.site-footer::before{content:"";position:absolute;top:0;left:0;right:0;height:2px;background:var(--grad-brand);opacity:.9}
.footer-grid{
  display:grid;grid-template-columns:1.6fr 1fr 1fr 1.4fr;gap:32px;padding:72px 0 40px;
}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px}
.footer-brand .brand-mark{width:30px;height:30px;border-radius:9px;font-size:13px}
.footer-brand span{font-weight:700;font-size:16px}
.footer-desc{font-size:14px;color:var(--text-2);line-height:1.8;max-width:320px}
.footer-title{font-size:14.5px;font-weight:600;margin-bottom:18px;color:var(--text)}
.footer-links li{margin-bottom:12px}
.footer-links a{font-size:14px;color:var(--text-2)}
.footer-links a:hover{color:var(--accent)}
.sub-form{display:flex;gap:10px;margin-bottom:18px}
.sub-form input{
  flex:1;min-width:0;height:44px;border-radius:999px;background:var(--surface-2);border:1px solid var(--line);
  color:var(--text);padding:0 18px;font-size:14px;outline:none;transition:border-color var(--ease),box-shadow var(--ease);
}
.sub-form input::placeholder{color:var(--text-3)}
.sub-form input:focus{border-color:rgba(255,90,60,.7);box-shadow:0 0 0 1px rgba(255,90,60,.4),0 0 20px rgba(255,90,60,.18)}
.sub-form button{height:44px;padding:0 22px;border-radius:999px;border:0;background:var(--grad-brand);color:#fff;font-size:14.5px;font-weight:600}
.sub-form button:hover{filter:brightness(1.08);transform:translateY(-1px)}
.footer-contact{font-size:14px;color:var(--text-2);line-height:1.9}
.footer-contact b{color:var(--text);font-weight:600}
.footer-bottom{
  border-top:1px solid var(--line);padding:22px 0 28px;display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13px;color:var(--text-3);
}

/* ---------- drawer ---------- */
.offcanvas.drawer{background:var(--surface-1);color:var(--text);width:88%;border-right:1px solid var(--line)}
.drawer .offcanvas-header{border-bottom:1px solid var(--line);padding:18px 20px}
.drawer .offcanvas-body{padding:20px;display:flex;flex-direction:column;height:calc(100% - 65px)}
.drawer-list{flex:1}
.drawer-list a{
  display:flex;align-items:center;justify-content:space-between;padding:18px 4px;font-size:17px;font-weight:600;
  border-bottom:1px solid var(--line);color:var(--text-2);
}
.drawer-list a:hover{color:#fff}
.drawer-list a.is-active{color:transparent;background:var(--grad-brand);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}
.drawer-group-title{font-size:13px;color:var(--text-3);margin:24px 0 4px;letter-spacing:.04em}
.drawer .btn-grad{width:100%;height:46px;margin-top:24px}

/* ---------- responsive ---------- */
@media (max-width:1199px){
  .hot-grid{grid-template-columns:repeat(3,1fr)}
  .hot-main{grid-column:span 3;grid-row:span 1;min-height:340px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:36px}
}
@media (max-width:991px){
  .main-nav{display:none}
  .menu-toggle{display:flex;align-items:center;justify-content:center}
  .command-search{width:200px}
  .hot-grid{grid-template-columns:repeat(2,1fr)}
  .hot-main{grid-column:span 2}
  .cat-grid{grid-template-columns:1fr}
  .news-wrap{grid-template-columns:1fr;column-gap:0}
  .panel{padding:24px}
  .hero-float{display:none}
}
@media (max-width:767px){
  body{padding-top:56px;font-size:16px}
  .site-header{height:56px}
  .section{padding:56px 0}
  .section-sm{padding:40px 0}
  .site-container{padding:0 20px}
  .command-search{display:none}
  .hero-inner{padding:64px 0 56px}
  .hero{min-height:min(70vh,520px)}
  .hero-content .lede{font-size:15px}
  .hero-actions{gap:12px}
  .hero-actions .btn-grad-lg,.hero-actions .btn-line{width:100%}
  .poster-card{flex:0 0 200px}
  .hot-grid{grid-template-columns:1fr}
  .hot-main{grid-column:span 1;min-height:280px}
  .hot-grid .hot-small{min-height:190px}
  .stats-strip{grid-template-columns:1fr;gap:28px}
  .cta-band{padding:28px;flex-direction:column;align-items:flex-start}
  .footer-grid{grid-template-columns:1fr;padding:56px 0 32px}
  .section-head{align-items:flex-start}
}
@media (max-width:575px){
  .kbd,.icon-btn{display:none}
  .stats-strip{gap:20px}
  .cta-actions{width:100%}
  .cta-actions a{width:100%}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important}
  html{scroll-behavior:auto}
}

/* roulang page: article */
:root{
  --bg:#0C0A12;--surface-1:#14111C;--surface-2:#1C1826;--line:rgba(255,255,255,.08);
  --brand-1:#FF5A3C;--brand-2:#FF2D6F;--brand-3:#7A4DFF;
  --grad-brand:linear-gradient(120deg,#FF5A3C 0%,#FF2D6F 50%,#7A4DFF 100%);
  --accent:#1BD8C8;--amber:#FFC44D;
  --text:#F5F3F7;--text-2:rgba(245,243,247,.72);--text-3:rgba(245,243,247,.45);
  --r-lg:24px;--r-md:20px;--r-sm:16px;--r-xs:12px;
  --shadow:0 18px 48px rgba(0,0,0,.55);
  --shadow-hover:0 0 0 1px rgba(255,90,60,.45),0 12px 36px rgba(255,90,60,.22);
  --t:240ms cubic-bezier(.2,.8,.2,1);
}
*{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;background:var(--bg);color:var(--text);
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,sans-serif;
  font-size:16.5px;line-height:1.9;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
h1,h2,h3,h4{margin:0;font-weight:700;letter-spacing:-.01em;}
p{margin:0;}
ul,ol{margin:0;padding:0;list-style:none;}
button{font-family:inherit;}
a:focus-visible,button:focus-visible,input:focus-visible{outline:2px solid var(--brand-1);outline-offset:2px;}
.site-container{width:100%;max-width:1240px;margin:0 auto;padding:0 24px;}

/* ---------- 顶部命令栏 ---------- */
.site-header{
  position:sticky;top:0;z-index:1030;
  background:rgba(12,10,18,.72);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);
}
.header-inner{display:flex;align-items:center;gap:20px;height:64px;}
.brand{display:flex;align-items:center;gap:10px;font-size:16px;font-weight:700;letter-spacing:.02em;color:var(--text);flex:0 0 auto;}
.brand-mark{width:34px;height:34px;border-radius:10px;background:var(--grad-brand);display:grid;place-items:center;color:#fff;font-size:15px;}
.main-nav{display:flex;align-items:center;gap:2px;margin-left:8px;}
.nav-link{position:relative;display:inline-block;padding:9px 12px;font-size:14.5px;color:var(--text-2);border-radius:8px;transition:var(--t);}
.nav-link::after{content:"";position:absolute;left:12px;right:12px;bottom:3px;height:2px;border-radius:2px;background:var(--grad-brand);transform:scaleX(0);transform-origin:left;transition:transform var(--t);}
.nav-link:hover{color:var(--text);}
.nav-link:hover::after{transform:scaleX(1);}
.nav-link.is-active{background:var(--grad-brand);-webkit-background-clip:text;background-clip:text;color:transparent;}
.nav-link.is-active::after{transform:scaleX(1);}
.nav-actions{margin-left:auto;display:flex;align-items:center;gap:10px;}
.command-search{position:relative;display:flex;align-items:center;}
.command-search i{position:absolute;left:14px;font-size:13px;color:var(--text-3);pointer-events:none;}
.command-search input{
  width:236px;height:38px;border-radius:999px;background:var(--surface-2);border:1px solid var(--line);
  color:var(--text);font-size:13.5px;padding:0 64px 0 38px;transition:var(--t);
}
.command-search input::placeholder{color:var(--text-3);}
.command-search input:focus{outline:none;border-color:rgba(255,90,60,.6);box-shadow:0 0 0 1px rgba(255,90,60,.35),0 0 24px rgba(255,90,60,.22);}
.kbd{position:absolute;right:10px;font-size:11px;color:var(--text-3);background:rgba(255,255,255,.06);border:1px solid var(--line);border-radius:6px;padding:2px 6px;font-family:ui-monospace,SFMono-Regular,Menlo,monospace;}
.icon-btn{width:36px;height:36px;border-radius:10px;display:grid;place-items:center;background:var(--surface-2);border:1px solid var(--line);color:var(--text-2);font-size:14px;transition:var(--t);}
.icon-btn:hover{color:#fff;border-color:rgba(255,90,60,.55);transform:translateY(-2px);}
.btn-grad{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;height:38px;padding:0 18px;border-radius:999px;
  background:var(--grad-brand);color:#fff;font-size:14.5px;font-weight:600;border:none;transition:var(--t);
}
.btn-grad:hover{filter:brightness(1.08);transform:translateY(-1px);box-shadow:0 8px 24px rgba(255,90,60,.35);color:#fff;}
.btn-grad:active{transform:translateY(0);}
.btn-outline{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;height:42px;padding:0 22px;border-radius:999px;
  background:transparent;border:1px solid rgba(255,255,255,.14);color:var(--text);font-size:14.5px;font-weight:600;transition:var(--t);
}
.btn-outline:hover{border-color:rgba(255,90,60,.7);background:rgba(255,90,60,.08);color:#fff;transform:translateY(-1px);}
.nav-toggle{display:none;width:38px;height:38px;border-radius:10px;background:var(--surface-2);border:1px solid var(--line);color:var(--text);font-size:16px;}

/* ---------- 移动抽屉 ---------- */
.drawer{background:#0A0810;border-left:1px solid var(--line);color:var(--text);width:88%!important;max-width:380px;}
.drawer .offcanvas-header{border-bottom:1px solid var(--line);padding:16px 20px;}
.drawer .offcanvas-body{padding:18px 20px 32px;}
.drawer .drawer-brand{display:flex;align-items:center;gap:10px;font-size:16px;font-weight:700;color:var(--text);}
.drawer .btn-close{filter:invert(1) grayscale(1) brightness(2);opacity:.55;}
.drawer .btn-close:hover{opacity:.9;}
.drawer-link{display:block;padding:16px 2px;font-size:17px;font-weight:600;color:var(--text);border-bottom:1px solid var(--line);transition:var(--t);}
.drawer-link:hover,.drawer-link.is-active{color:var(--brand-1);padding-left:6px;}
.drawer-cta{margin-top:26px;width:100%;height:44px;}

/* ---------- 面包屑 ---------- */
.crumb{display:flex;align-items:center;gap:8px;flex-wrap:wrap;font-size:13px;color:var(--text-3);padding:24px 0 0;}
.crumb a{color:var(--text-3);transition:var(--t);}
.crumb a:hover{color:var(--accent);}
.crumb .sep{color:rgba(255,255,255,.22);}
.crumb .current{max-width:420px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;color:var(--text-2);}

/* ---------- 文章头 ---------- */
.article-head{padding:28px 0 0;max-width:860px;}
.cat-badge{
  display:inline-flex;align-items:center;gap:8px;height:28px;padding:0 14px;border-radius:999px;
  background:rgba(255,255,255,.06);border:1px solid var(--line);font-size:13px;color:var(--text-2);transition:var(--t);
}
.cat-badge:hover{border-color:rgba(255,90,60,.5);color:#fff;}
.cat-badge i{color:var(--brand-1);font-size:12px;}
.article-head h1{font-size:clamp(28px,4vw,46px);line-height:1.18;margin:20px 0 16px;letter-spacing:-.01em;}
.meta-row{display:flex;align-items:center;flex-wrap:wrap;gap:10px;font-size:13px;color:var(--text-3);}
.meta-row .dot{color:rgba(255,255,255,.22);}
.meta-row .author{color:var(--text-2);}

/* ---------- 封面 ---------- */
.cover-figure{margin:32px 0 0;}
.cover-figure img{
  width:100%;aspect-ratio:16/9;object-fit:cover;border-radius:var(--r-lg);
  background:linear-gradient(120deg,rgba(255,90,60,.16),rgba(122,77,255,.16));
  box-shadow:var(--shadow);
}

/* ---------- 正文布局 ---------- */
.article-layout{margin-top:48px;}
.article-content{font-size:17px;line-height:1.9;color:rgba(245,243,247,.9);max-width:820px;}
.article-content p{margin:0 0 1.25em;}
.article-content h2{
  position:relative;font-size:clamp(21px,2.4vw,26px);line-height:1.35;color:var(--text);
  margin:2.1em 0 .85em;padding-left:18px;
}
.article-content h2::before{content:"";position:absolute;left:0;top:.16em;bottom:.16em;width:4px;border-radius:4px;background:var(--grad-brand);}
.article-content h3{font-size:20px;line-height:1.4;font-weight:600;color:var(--accent);margin:1.7em 0 .7em;}
.article-content h4{font-size:17px;font-weight:600;margin:1.4em 0 .6em;color:var(--text);}
.article-content blockquote{position:relative;margin:1.6em 0;padding:18px 22px 18px 26px;background:var(--surface-2);border-radius:12px;color:var(--text-2);}
.article-content blockquote::before{content:"";position:absolute;left:0;top:16px;bottom:16px;width:3px;border-radius:3px;background:var(--grad-brand);}
.article-content ul,.article-content ol{margin:1.1em 0;padding-left:0;}
.article-content ul li{position:relative;padding-left:22px;margin:.5em 0;}
.article-content ul li::before{content:"";position:absolute;left:2px;top:.78em;width:8px;height:8px;border-radius:50%;background:var(--grad-brand);}
.article-content ol{counter-reset:olc;}
.article-content ol li{position:relative;padding-left:28px;margin:.5em 0;counter-increment:olc;}
.article-content ol li::before{content:counter(olc);position:absolute;left:0;top:.32em;font-size:13px;font-weight:700;color:var(--amber);font-variant-numeric:tabular-nums;}
.article-content img{max-width:100%;height:auto;border-radius:16px;margin:1.6em auto;}
.article-content figure{margin:1.8em 0;}
.article-content figcaption{font-size:13px;color:var(--text-3);text-align:center;margin-top:10px;}
.article-content a{color:var(--accent);border-bottom:1px solid rgba(27,216,200,.35);transition:var(--t);}
.article-content a:hover{color:#fff;border-bottom-color:rgba(255,90,60,.7);}
.article-content table{width:100%;margin:1.6em 0;font-size:15px;border:1px solid var(--line);border-radius:12px;border-collapse:separate;border-spacing:0;overflow:hidden;}
.article-content th{background:var(--surface-2);color:var(--text);font-weight:600;text-align:left;padding:12px 14px;border-bottom:1px solid var(--line);}
.article-content td{padding:12px 14px;border-bottom:1px solid var(--line);color:var(--text-2);}
.article-content tr:last-child td{border-bottom:none;}
.article-content pre{background:var(--surface-2);border:1px solid var(--line);border-radius:12px;padding:16px 18px;overflow-x:auto;font-size:14px;line-height:1.7;}
.article-content code{background:rgba(255,255,255,.06);border-radius:6px;padding:2px 6px;font-size:.92em;}
.article-content pre code{background:none;padding:0;}
.article-content hr{border:none;border-top:1px solid var(--line);margin:2.2em 0;}

/* ---------- 标签 ---------- */
.tag-list{display:flex;flex-wrap:wrap;gap:10px;margin:44px 0 0;}
.tag{display:inline-flex;align-items:center;height:32px;padding:0 15px;border-radius:999px;background:rgba(255,255,255,.06);border:1px solid var(--line);font-size:13px;color:var(--text-2);transition:var(--t);}
.tag:hover{border-color:rgba(255,90,60,.55);color:#fff;transform:translateY(-2px);}

/* ---------- 侧栏 ---------- */
.article-side{position:sticky;top:92px;}
.side-card{background:var(--surface-1);border:1px solid var(--line);border-radius:var(--r-md);padding:22px;margin-bottom:20px;}
.side-title{position:relative;font-size:15px;font-weight:700;color:var(--text);margin-bottom:14px;padding-left:12px;}
.side-title::before{content:"";position:absolute;left:0;top:3px;bottom:3px;width:3px;border-radius:3px;background:var(--grad-brand);}
.side-list li+li{border-top:1px solid var(--line);}
.side-list a{display:block;padding:11px 0;font-size:14px;color:var(--text-2);transition:var(--t);}
.side-list a:hover{color:var(--accent);padding-left:5px;}
.side-btn{display:flex;align-items:center;justify-content:center;gap:8px;height:44px;border-radius:999px;background:rgba(255,255,255,.06);border:1px solid var(--line);font-size:14.5px;font-weight:600;color:var(--text);transition:var(--t);}
.side-btn:hover{border-color:rgba(255,90,60,.6);background:rgba(255,90,60,.08);color:#fff;}

/* ---------- 空态 ---------- */
.empty-state{text-align:center;padding:72px 24px;background:var(--surface-1);border:1px solid var(--line);border-radius:var(--r-md);}
.empty-state i{font-size:40px;color:var(--text-3);}
.empty-state p{margin:18px 0 22px;font-size:15px;color:var(--text-2);}
.btn-ghost{display:inline-flex;align-items:center;gap:6px;font-size:14.5px;font-weight:600;color:var(--accent);transition:var(--t);}
.btn-ghost i{transition:transform var(--t);}
.btn-ghost:hover i{transform:translateX(3px);}

/* ---------- 上下篇 ---------- */
.post-nav{margin-top:64px;}
.post-nav-card{display:block;height:100%;background:var(--surface-1);border:1px solid var(--line);border-radius:var(--r-md);padding:20px 22px;transition:var(--t);}
.post-nav-card:hover{border-color:rgba(255,90,60,.45);transform:translateY(-4px);box-shadow:var(--shadow-hover);}
.pn-label{display:block;font-size:13px;color:var(--text-3);margin-bottom:8px;}
.pn-title{display:block;font-size:16px;font-weight:600;color:var(--text);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}
.post-nav-card.next{text-align:right;}

/* ---------- 板块与卡片 ---------- */
.page-section{margin-top:96px;}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:28px;}
.section-head h2{font-size:clamp(24px,3vw,34px);line-height:1.25;}
.section-head p{font-size:14px;color:var(--text-3);margin-top:8px;}
.media-card{display:block;height:100%;background:var(--surface-1);border:1px solid var(--line);border-radius:var(--r-md);overflow:hidden;transition:var(--t);}
.media-card img{width:100%;aspect-ratio:16/9;object-fit:cover;background:linear-gradient(120deg,rgba(255,90,60,.18),rgba(122,77,255,.18));}
.media-card .media-body{padding:16px 18px 20px;}
.media-title{font-size:16px;font-weight:600;color:var(--text);margin-bottom:6px;overflow:hidden;display:-webkit-box;-webkit-line-clamp:1;-webkit-box-orient:vertical;}
.media-meta{font-size:13px;color:var(--text-3);}
.media-card:hover{transform:translateY(-4px);border-color:rgba(255,90,60,.45);box-shadow:var(--shadow-hover);}

/* ---------- CTA ---------- */
.cta-band{
  display:flex;align-items:center;justify-content:space-between;gap:28px;flex-wrap:wrap;
  border-radius:var(--r-lg);padding:36px 40px;
  background:linear-gradient(120deg,rgba(255,90,60,.16),rgba(255,45,111,.12) 50%,rgba(122,77,255,.16));
  border:1px solid rgba(255,255,255,.1);
}
.cta-band h3{font-size:clamp(20px,2.4vw,26px);line-height:1.3;}
.cta-band p{font-size:14px;color:var(--text-2);margin-top:10px;}
.cta-actions{display:flex;align-items:center;gap:12px;flex-wrap:wrap;}

/* ---------- 页脚 ---------- */
.site-footer{background:#0A0810;border-top:1px solid var(--line);position:relative;margin-top:96px;}
.site-footer::before{content:"";position:absolute;top:0;left:0;right:0;height:1px;background:var(--grad-brand);opacity:.75;}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:32px;padding:72px 0 40px;}
.footer-brand{display:flex;align-items:center;gap:10px;font-size:16px;font-weight:700;color:var(--text);margin-bottom:14px;}
.footer-desc{font-size:13.5px;line-height:1.85;color:var(--text-3);max-width:320px;}
.footer-title{font-size:14px;font-weight:700;color:var(--text);margin-bottom:16px;}
.footer-links li{margin-bottom:10px;}
.footer-links a{font-size:13.5px;color:var(--text-3);transition:var(--t);}
.footer-links a:hover{color:var(--accent);}
.sub-form{display:flex;gap:8px;margin-bottom:16px;}
.sub-form input{flex:1;min-width:0;height:42px;border-radius:999px;background:var(--surface-2);border:1px solid var(--line);color:var(--text);font-size:13.5px;padding:0 16px;transition:var(--t);}
.sub-form input::placeholder{color:var(--text-3);}
.sub-form input:focus{outline:none;border-color:rgba(255,90,60,.6);box-shadow:0 0 0 3px rgba(255,90,60,.16);}
.sub-form button{height:42px;padding:0 20px;border-radius:999px;border:none;background:var(--grad-brand);color:#fff;font-size:14px;font-weight:600;transition:var(--t);}
.sub-form button:hover{filter:brightness(1.08);transform:translateY(-1px);}
.footer-contact{font-size:13px;line-height:2;color:var(--text-3);}
.footer-contact b{color:var(--text-2);font-weight:600;}
.footer-bottom{display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;border-top:1px solid var(--line);padding:22px 0 32px;font-size:13px;color:var(--text-3);}

/* ---------- 响应式 ---------- */
@media (max-width:1199px){
  .command-search input{width:190px;}
  .footer-grid{grid-template-columns:1.2fr 1fr 1fr;}
}
@media (max-width:991px){
  .main-nav{display:none;}
  .command-search{display:none;}
  .icon-btn{display:none;}
  .nav-toggle{display:grid;}
  .article-side{position:static;margin-top:32px;}
  .page-section{margin-top:72px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px;}
}
@media (max-width:767px){
  body{font-size:16px;}
  .site-container{padding:0 20px;}
  .header-inner{height:56px;}
  .article-head{padding-top:20px;}
  .article-head h1{font-size:clamp(24px,7vw,32px);}
  .crumb .current{max-width:200px;}
  .cover-figure img{border-radius:18px;}
  .article-layout{margin-top:32px;}
  .page-section{margin-top:56px;}
  .cta-band{padding:28px 22px;}
  .cta-actions{width:100%;}
  .cta-actions .btn-grad,.cta-actions .btn-outline{flex:1;}
  .post-nav{margin-top:48px;}
  .post-nav-card.next{text-align:left;}
  .footer-grid{grid-template-columns:1fr;padding:48px 0 32px;}
  .sub-form{flex-direction:column;}
  .sub-form button{width:100%;}
}
@media (max-width:575px){
  .kbd{display:none;}
  .command-search input{padding-right:16px;}
  .btn-grad.nav-cta{display:none;}
}
@media (prefers-reduced-motion:reduce){
  *{transition:none!important;animation:none!important;}
}

/* roulang page: category1 */
:root{
  --bg:#0C0A12;
  --surface-1:#14111C;
  --surface-2:#1C1826;
  --line:rgba(255,255,255,.08);
  --brand-1:#FF5A3C;
  --brand-2:#FF2D6F;
  --brand-3:#7A4DFF;
  --grad-brand:linear-gradient(120deg,#FF5A3C 0%,#FF2D6F 50%,#7A4DFF 100%);
  --accent:#1BD8C8;
  --amber:#FFC44D;
  --text:#F5F3F7;
  --text-2:rgba(245,243,247,.72);
  --text-3:rgba(245,243,247,.45);
  --r-lg:24px;
  --r-md:20px;
  --r-img:18px;
  --shadow-card:0 18px 48px rgba(0,0,0,.55);
  --shadow-hover:0 0 0 1px rgba(255,90,60,.45),0 12px 36px rgba(255,90,60,.22);
  --ease:cubic-bezier(.2,.8,.2,1);
  --sp-section:96px;
}
*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,sans-serif;
  font-size:16.5px;
  line-height:1.9;
  -webkit-font-smoothing:antialiased;
  background-image:radial-gradient(900px 480px at 12% -8%,rgba(255,45,111,.16),transparent 62%),radial-gradient(760px 420px at 92% 4%,rgba(122,77,255,.14),transparent 60%);
  background-repeat:no-repeat;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;transition:color .24s var(--ease);}
a:hover{color:var(--text);}
button,input{font-family:inherit;}
h1,h2,h3,h4{margin:0;color:var(--text);letter-spacing:-.01em;}
h1{font-size:clamp(30px,4.6vw,52px);line-height:1.15;font-weight:700;}
h2{font-size:clamp(24px,3vw,34px);line-height:1.25;font-weight:700;}
h3{font-size:20px;line-height:1.35;font-weight:600;}
h4{font-size:17px;line-height:1.4;font-weight:600;}
p{margin:0 0 1em;}
p:last-child{margin-bottom:0;}
ul{margin:0;padding:0;list-style:none;}
::selection{background:rgba(255,45,111,.35);}
.site-container{width:100%;max-width:1240px;margin:0 auto;padding:0 24px;}
.section{padding:var(--sp-section) 0;}
.section-tight{padding:56px 0;}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:32px;}
.section-head .eyebrow{font-size:13px;color:var(--text-3);letter-spacing:.14em;margin-bottom:8px;text-transform:uppercase;}
.section-head p{color:var(--text-2);font-size:15px;line-height:1.75;max-width:620px;margin:8px 0 0;}
.text-link{font-size:14.5px;font-weight:600;color:var(--accent);display:inline-flex;align-items:center;gap:6px;white-space:nowrap;}
.text-link i{transition:transform .24s var(--ease);}
.text-link:hover{color:#fff;}
.text-link:hover i{transform:translateX(3px);}

/* ---------- header ---------- */
.site-header{position:sticky;top:0;z-index:1030;background:rgba(12,10,18,.72);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);border-bottom:1px solid var(--line);}
.header-inner{max-width:1240px;margin:0 auto;padding:0 24px;height:64px;display:flex;align-items:center;gap:20px;}
.brand{display:inline-flex;align-items:center;gap:10px;font-size:16px;font-weight:700;letter-spacing:.02em;color:var(--text);flex-shrink:0;}
.brand-mark{width:32px;height:32px;border-radius:10px;background:var(--grad-brand);display:inline-flex;align-items:center;justify-content:center;color:#fff;font-size:13px;box-shadow:0 6px 18px rgba(255,45,111,.35);}
.main-nav{display:flex;align-items:center;gap:2px;}
.nav-link{position:relative;padding:8px 12px;border-radius:10px;font-size:14.5px;font-weight:500;color:var(--text-2);}
.nav-link::after{content:"";position:absolute;left:12px;right:12px;bottom:1px;height:2px;border-radius:2px;background:var(--grad-brand);transform:scaleX(0);transform-origin:left;transition:transform .24s var(--ease);}
.nav-link:hover{color:var(--text);}
.nav-link:hover::after{transform:scaleX(1);}
.nav-link.is-active{background:var(--grad-brand);-webkit-background-clip:text;background-clip:text;color:transparent;-webkit-text-fill-color:transparent;}
.nav-link.is-active::after{transform:scaleX(1);}
.nav-tools{display:flex;align-items:center;gap:10px;margin-left:auto;}
.cmd-search{position:relative;display:flex;align-items:center;gap:8px;height:38px;width:252px;padding:0 12px;border-radius:999px;background:var(--surface-2);border:1px solid var(--line);transition:border-color .24s var(--ease),box-shadow .24s var(--ease);}
.cmd-search i{font-size:13px;color:var(--text-3);}
.cmd-search input{flex:1;min-width:0;border:0;outline:0;background:transparent;color:var(--text);font-size:13.5px;}
.cmd-search input::placeholder{color:var(--text-3);}
.cmd-search:focus-within{border-color:rgba(255,90,60,.7);box-shadow:0 0 0 1px rgba(255,90,60,.45),0 0 24px rgba(255,90,60,.22);}
.kbd{font-size:11px;color:var(--text-3);border:1px solid var(--line);border-radius:6px;padding:1px 6px;line-height:1.5;font-variant-numeric:tabular-nums;}
.icon-btn{width:36px;height:36px;border-radius:10px;border:1px solid var(--line);background:var(--surface-2);color:var(--text-2);display:inline-flex;align-items:center;justify-content:center;font-size:14px;transition:all .24s var(--ease);}
.icon-btn:hover{color:#fff;border-color:rgba(255,90,60,.5);transform:translateY(-1px);}
.menu-toggle{display:none;}

/* ---------- buttons ---------- */
.btn-brand,.btn-ghost,.btn-line{display:inline-flex;align-items:center;justify-content:center;gap:8px;font-size:14.5px;font-weight:600;line-height:1;padding:13px 24px;border-radius:999px;border:1px solid transparent;cursor:pointer;transition:all .24s var(--ease);}
.btn-brand{background:var(--grad-brand);color:#fff;box-shadow:0 10px 28px rgba(255,45,111,.28);}
.btn-brand:hover{color:#fff;filter:brightness(1.08);transform:translateY(-1px);box-shadow:0 8px 24px rgba(255,90,60,.35);}
.btn-line{background:transparent;border-color:rgba(255,255,255,.14);color:var(--text-2);}
.btn-line:hover{color:#fff;border-color:rgba(255,90,60,.75);background:rgba(255,90,60,.08);}
.btn-ghost{background:transparent;color:var(--accent);padding:13px 6px;}
.btn-ghost:hover{color:#fff;}
.btn-ghost i{transition:transform .24s var(--ease);}
.btn-ghost:hover i{transform:translateX(3px);}
.btn-sm{padding:9px 18px;font-size:13.5px;}
.btn-brand:focus-visible,.btn-line:focus-visible,.btn-ghost:focus-visible,.icon-btn:focus-visible,.nav-link:focus-visible,a:focus-visible,button:focus-visible,input:focus-visible{outline:2px solid var(--brand-1);outline-offset:2px;}
.btn-brand:disabled,.btn-line:disabled{opacity:.45;cursor:not-allowed;transform:none;}

/* ---------- badges ---------- */
.badge-row{display:flex;flex-wrap:wrap;gap:10px;}
.chip{display:inline-flex;align-items:center;gap:7px;height:26px;padding:0 12px;border-radius:999px;background:rgba(255,255,255,.06);border:1px solid var(--line);font-size:13px;line-height:1;color:var(--text-2);}
.chip.is-brand{background:rgba(255,90,60,.14);border-color:rgba(255,90,60,.35);color:#FFD9CF;}
.chip.is-accent{background:rgba(27,216,200,.12);border-color:rgba(27,216,200,.32);color:#B4F5EE;}
.chip .dot{width:6px;height:6px;border-radius:50%;background:var(--amber);box-shadow:0 0 0 0 rgba(255,196,77,.6);animation:pulse 2s infinite;}
@keyframes pulse{0%{box-shadow:0 0 0 0 rgba(255,196,77,.55);}70%{box-shadow:0 0 0 8px rgba(255,196,77,0);}100%{box-shadow:0 0 0 0 rgba(255,196,77,0);}}
.rank-num{font-weight:800;font-size:26px;line-height:1;color:transparent;-webkit-text-stroke:1px rgba(255,255,255,.55);font-variant-numeric:tabular-nums;}

/* ---------- category hero ---------- */
.cat-hero{position:relative;overflow:hidden;border-bottom:1px solid var(--line);}
.cat-hero-bg{position:absolute;inset:0;background-image:linear-gradient(90deg,rgba(12,10,18,.94) 0%,rgba(12,10,18,.7) 48%,rgba(12,10,18,.9) 100%),url("/assets/images/backpic/back-1.png");background-size:cover;background-position:center;opacity:.72;}
.cat-hero-inner{position:relative;padding:76px 0 64px;}
.cat-hero-inner h1{margin:16px 0 14px;}
.cat-hero-inner .lead{color:var(--text-2);font-size:15px;line-height:1.8;max-width:660px;margin-bottom:24px;}
.cat-stats{display:flex;flex-wrap:wrap;gap:12px;margin-top:8px;}
.stat-pill{display:inline-flex;align-items:baseline;gap:8px;padding:10px 18px;border-radius:999px;background:rgba(255,255,255,.05);border:1px solid var(--line);font-size:13px;color:var(--text-2);}
.stat-pill b{font-size:19px;font-weight:800;color:var(--amber);font-variant-numeric:tabular-nums;}

/* ---------- feature card (category1 首图卡) ---------- */
.feature-card{display:grid;grid-template-columns:7fr 5fr;gap:0;background:var(--surface-1);border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--shadow-card);transition:all .24s var(--ease);}
.feature-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover),var(--shadow-card);}
.feature-media{position:relative;aspect-ratio:16/9;background:linear-gradient(120deg,rgba(255,90,60,.22),rgba(122,77,255,.22));}
.feature-media img{width:100%;height:100%;object-fit:cover;}
.feature-media .tag-live{position:absolute;top:18px;left:18px;}
.feature-body{padding:36px 32px;display:flex;flex-direction:column;gap:14px;}
.feature-body h3{font-size:24px;}
.feature-body p{color:var(--text-2);font-size:15px;line-height:1.8;margin:0;}
.meta-line{display:flex;flex-wrap:wrap;gap:8px 14px;font-size:13px;color:var(--text-3);}
.meta-line span{display:inline-flex;align-items:center;gap:6px;}
.meta-line i{font-size:12px;color:var(--accent);}

/* ---------- poster card ---------- */
.poster-card{background:var(--surface-1);border:1px solid var(--line);border-radius:var(--r-md);overflow:hidden;height:100%;display:flex;flex-direction:column;transition:all .24s var(--ease);}
.poster-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover),var(--shadow-card);}
.poster-media{position:relative;aspect-ratio:16/9;background:linear-gradient(120deg,rgba(255,90,60,.2),rgba(122,77,255,.2));overflow:hidden;}
.poster-media img{width:100%;height:100%;object-fit:cover;transition:transform .4s var(--ease);}
.poster-card:hover .poster-media img{transform:scale(1.04);}
.poster-media::after{content:"";position:absolute;inset:auto 0 0 0;height:58%;background:linear-gradient(180deg,transparent,rgba(12,10,18,.82));}
.poster-media .rank-badge{position:absolute;left:14px;top:12px;z-index:2;}
.poster-media .play-dot{position:absolute;right:12px;bottom:12px;z-index:2;width:38px;height:38px;border-radius:50%;background:var(--grad-brand);color:#fff;display:inline-flex;align-items:center;justify-content:center;font-size:13px;opacity:0;transform:translateY(6px);transition:all .24s var(--ease);}
.poster-card:hover .play-dot{opacity:1;transform:translateY(0);}
.poster-body{padding:18px 20px 20px;display:flex;flex-direction:column;gap:8px;flex:1;}
.poster-body h3{font-size:17px;font-weight:600;}
.poster-body p{color:var(--text-2);font-size:14px;line-height:1.7;margin:0;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}

/* ---------- related categories ---------- */
.cat-link-card{display:flex;align-items:center;gap:16px;padding:22px;border-radius:var(--r-md);background:var(--surface-1);border:1px solid var(--line);transition:all .24s var(--ease);height:100%;}
.cat-link-card:hover{transform:translateY(-4px);border-color:rgba(255,90,60,.45);box-shadow:var(--shadow-hover);}
.cat-link-thumb{width:64px;height:64px;flex:0 0 64px;border-radius:14px;overflow:hidden;background:linear-gradient(120deg,rgba(255,90,60,.25),rgba(122,77,255,.25));}
.cat-link-thumb img{width:100%;height:100%;object-fit:cover;}
.cat-link-card h3{font-size:17px;margin-bottom:4px;}
.cat-link-card p{font-size:13.5px;color:var(--text-2);line-height:1.65;margin:0;}
.cat-link-card .arrow{margin-left:auto;color:var(--text-3);transition:all .24s var(--ease);}
.cat-link-card:hover .arrow{color:var(--brand-1);transform:translateX(3px);}

/* ---------- faq ---------- */
.faq-wrap{max-width:900px;margin:0 auto;}
.faq-acc .accordion-item{background:var(--surface-1);border:1px solid var(--line);border-radius:16px;margin-bottom:12px;overflow:hidden;transition:border-color .24s var(--ease);}
.faq-acc .accordion-item:last-child{margin-bottom:0;}
.faq-acc .accordion-button{position:relative;width:100%;background:transparent;border:0;box-shadow:none;color:var(--text);font-size:16.5px;font-weight:600;line-height:1.5;padding:20px 58px 20px 22px;text-align:left;transition:color .24s var(--ease);}
.faq-acc .accordion-button:not(.collapsed){color:#fff;}
.faq-acc .accordion-button::after{display:none;}
.faq-acc .accordion-button .faq-icon{position:absolute;right:20px;top:50%;transform:translateY(-50%);width:26px;height:26px;border-radius:50%;border:1px solid var(--line);display:inline-flex;align-items:center;justify-content:center;font-size:12px;color:var(--text-2);transition:all .24s var(--ease);}
.faq-acc .accordion-button:not(.collapsed) .faq-icon{transform:translateY(-50%) rotate(45deg);color:#fff;border-color:rgba(255,90,60,.6);background:rgba(255,90,60,.14);}
.faq-acc .accordion-item:has(.accordion-button:not(.collapsed)){border-color:rgba(255,90,60,.35);}
.faq-acc .accordion-item:has(.accordion-button:not(.collapsed))::before{content:"";position:absolute;}
.faq-acc .accordion-body{padding:0 22px 22px;color:var(--text-2);font-size:15px;line-height:1.85;}
.faq-acc .accordion-item{position:relative;}
.faq-acc .accordion-item:has(.accordion-button:not(.collapsed)) .accordion-button::before{content:"";position:absolute;left:0;top:14px;bottom:14px;width:3px;border-radius:0 3px 3px 0;background:var(--grad-brand);}

/* ---------- cta ---------- */
.cta-band{position:relative;border-radius:var(--r-lg);border:1px solid rgba(255,90,60,.32);background:linear-gradient(120deg,rgba(255,90,60,.16),rgba(255,45,111,.14) 48%,rgba(122,77,255,.16));padding:40px 40px;display:flex;align-items:center;justify-content:space-between;gap:28px;flex-wrap:wrap;}
.cta-band h2{font-size:clamp(20px,2.4vw,26px);margin-bottom:8px;}
.cta-band p{color:var(--text-2);font-size:14.5px;margin:0;}
.cta-actions{display:flex;gap:12px;flex-wrap:wrap;}

/* ---------- footer ---------- */
.site-footer{background:#0A0810;margin-top:var(--sp-section);border-top:1px solid var(--line);position:relative;}
.site-footer::before{content:"";position:absolute;top:-1px;left:0;right:0;height:1px;background:var(--grad-brand);opacity:.7;}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.3fr;gap:32px;padding:72px 0 48px;}
.footer-brand{display:flex;align-items:center;gap:10px;font-size:16px;font-weight:700;letter-spacing:.02em;color:var(--text);margin-bottom:14px;}
.footer-desc{color:var(--text-2);font-size:13.5px;line-height:1.8;max-width:320px;margin:0;}
.footer-title{font-size:14px;font-weight:700;color:var(--text);margin-bottom:16px;letter-spacing:.04em;}
.footer-links li{margin-bottom:10px;}
.footer-links a{font-size:13.5px;color:var(--text-2);}
.footer-links a:hover{color:var(--accent);}
.sub-form{display:flex;gap:8px;background:var(--surface-2);border:1px solid var(--line);border-radius:999px;padding:5px 5px 5px 16px;transition:border-color .24s var(--ease),box-shadow .24s var(--ease);}
.sub-form:focus-within{border-color:rgba(255,90,60,.6);box-shadow:0 0 0 1px rgba(255,90,60,.35),0 0 22px rgba(255,90,60,.2);}
.sub-form input{flex:1;min-width:0;background:transparent;border:0;outline:0;color:var(--text);font-size:13.5px;}
.sub-form input::placeholder{color:var(--text-3);}
.sub-form button{border:0;border-radius:999px;background:var(--grad-brand);color:#fff;font-size:13.5px;font-weight:600;padding:9px 20px;cursor:pointer;transition:filter .24s var(--ease),transform .24s var(--ease);}
.sub-form button:hover{filter:brightness(1.08);transform:translateY(-1px);}
.footer-contact{margin-top:16px;font-size:13px;color:var(--text-3);line-height:1.9;}
.footer-contact b{color:var(--text-2);font-weight:600;}
.footer-bottom{border-top:1px solid var(--line);padding:22px 0 32px;display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:13px;color:var(--text-3);}

/* ---------- mobile drawer ---------- */
.drawer-mask{position:fixed;inset:0;background:rgba(6,5,10,.66);backdrop-filter:blur(2px);opacity:0;pointer-events:none;transition:opacity .24s var(--ease);z-index:1050;}
.drawer-mask.is-open{opacity:1;pointer-events:auto;}
.mobile-drawer{position:fixed;top:0;right:0;width:88%;max-width:360px;height:100%;background:var(--surface-1);border-left:1px solid var(--line);transform:translateX(102%);transition:transform .28s var(--ease);z-index:1060;display:flex;flex-direction:column;padding:22px;}
.mobile-drawer.is-open{transform:translateX(0);}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:24px;}
.drawer-links a{display:block;padding:16px 4px;font-size:16px;font-weight:600;color:var(--text-2);border-bottom:1px solid var(--line);}
.drawer-links a:hover,.drawer-links a.is-active{color:#fff;background:var(--grad-brand);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;}
.drawer-foot{margin-top:auto;display:flex;flex-direction:column;gap:12px;}

/* ---------- responsive ---------- */
@media (max-width:1199.98px){
  .cmd-search{width:200px;}
}
@media (max-width:991.98px){
  :root{--sp-section:72px;}
  .main-nav{display:none;}
  .cmd-search{width:170px;}
  .kbd{display:none;}
  .feature-card{grid-template-columns:1fr;}
  .feature-body{padding:26px 22px 28px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;padding:56px 0 36px;}
}
@media (max-width:767.98px){
  :root{--sp-section:56px;}
  body{font-size:16px;}
  .header-inner{height:56px;gap:12px;padding:0 20px;}
  .site-container{padding:0 20px;}
  .cmd-search{display:none;}
  .menu-toggle{display:inline-flex;}
  .nav-tools .icon-btn.desk-only{display:none;}
  .cat-hero-inner{padding:52px 0 44px;}
  .section-head{flex-direction:column;align-items:flex-start;gap:12px;margin-bottom:24px;}
  .cta-band{padding:28px 22px;}
  .footer-grid{grid-template-columns:1fr;}
  .footer-bottom{flex-direction:column;gap:8px;}
}
@media (max-width:575.98px){
  .nav-tools .icon-btn{display:none;}
  .cta-actions{width:100%;}
  .cta-actions .btn-brand,.cta-actions .btn-line{flex:1;}
}
@media (prefers-reduced-motion:reduce){
  *{animation-duration:.001ms !important;transition-duration:.001ms !important;}
  html{scroll-behavior:auto;}
}

/* roulang page: category2 */
:root{
  --bg:#0C0A12;
  --surface-1:#14111C;
  --surface-2:#1C1826;
  --line:rgba(255,255,255,.08);
  --brand-1:#FF5A3C;
  --brand-2:#FF2D6F;
  --brand-3:#7A4DFF;
  --grad-brand:linear-gradient(120deg,#FF5A3C 0%,#FF2D6F 50%,#7A4DFF 100%);
  --accent:#1BD8C8;
  --amber:#FFC44D;
  --text:#F5F3F7;
  --text-2:rgba(245,243,247,.72);
  --text-3:rgba(245,243,247,.45);
  --radius-lg:24px;
  --radius-md:20px;
  --radius-img:18px;
  --radius-sm:12px;
  --shadow-card:0 18px 48px rgba(0,0,0,.55);
  --shadow-hover:0 0 0 1px rgba(255,90,60,.45),0 12px 36px rgba(255,90,60,.22);
  --ease:240ms cubic-bezier(.2,.8,.2,1);
}
*,*::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:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16.5px;
  line-height:1.9;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;transition:color var(--ease),opacity var(--ease);}
a:hover{color:var(--text);}
h1,h2,h3,h4{margin:0;font-weight:700;letter-spacing:-.01em;}
h1{font-size:clamp(30px,4.6vw,52px);line-height:1.15;}
h2{font-size:clamp(24px,3vw,34px);line-height:1.25;}
h3{font-size:20px;line-height:1.35;font-weight:600;}
h4{font-size:17px;line-height:1.4;font-weight:600;}
p{margin:0 0 1.25em;}
p:last-child{margin-bottom:0;}
ul{margin:0;padding:0;list-style:none;}
button{font-family:inherit;}
input,button{outline:none;}
:focus-visible{outline:2px solid var(--brand-1);outline-offset:2px;}
::selection{background:rgba(255,90,60,.35);color:#fff;}
.site-container{max-width:1240px;margin:0 auto;padding:0 24px;}
.num{font-variant-numeric:tabular-nums;}

/* 头部命令栏 */
.site-header{
  position:sticky;top:0;z-index:1000;
  background:rgba(12,10,18,.72);
  -webkit-backdrop-filter:blur(14px);
  backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);
}
.header-inner{display:flex;align-items:center;gap:28px;height:64px;}
.brand{display:flex;align-items:center;gap:10px;font-weight:700;letter-spacing:.02em;font-size:16px;flex:0 0 auto;}
.brand-mark{
  width:32px;height:32px;border-radius:10px;background:var(--grad-brand);
  display:grid;place-items:center;color:#fff;font-size:13px;
  box-shadow:0 6px 18px rgba(255,45,111,.32);
}
.main-nav{display:flex;align-items:center;gap:22px;margin-right:auto;}
.nav-link{
  position:relative;font-size:14.5px;color:var(--text-2);padding:6px 0;white-space:nowrap;
}
.nav-link::after{
  content:"";position:absolute;left:0;bottom:0;height:2px;width:0;
  background:var(--grad-brand);border-radius:2px;transition:width var(--ease);
}
.nav-link:hover{color:var(--text);}
.nav-link:hover::after{width:100%;}
.nav-link.is-active{
  background:var(--grad-brand);-webkit-background-clip:text;background-clip:text;color:transparent;
}
.nav-link.is-active::after{width:100%;}
.header-actions{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
.command-search{
  display:flex;align-items:center;gap:8px;height:38px;padding:0 12px;width:216px;
  background:var(--surface-2);border:1px solid var(--line);border-radius:999px;
  transition:box-shadow var(--ease),border-color var(--ease);
}
.command-search i{color:var(--text-3);font-size:13px;}
.command-search input{
  flex:1;min-width:0;border:0;background:transparent;color:var(--text);
  font-size:13.5px;line-height:1;
}
.command-search input::placeholder{color:var(--text-3);}
.command-search:focus-within{
  border-color:rgba(255,90,60,.55);
  box-shadow:0 0 0 1px rgba(255,90,60,.5),0 0 24px rgba(255,90,60,.22);
}
.key-hint{
  font-size:11px;color:var(--text-3);border:1px solid var(--line);
  border-radius:6px;padding:2px 6px;line-height:1.4;
}
.icon-btn{
  width:36px;height:36px;border-radius:10px;border:1px solid var(--line);
  background:rgba(255,255,255,.04);color:var(--text-2);
  display:grid;place-items:center;font-size:14px;transition:all var(--ease);
}
.icon-btn:hover{color:#fff;border-color:rgba(255,90,60,.45);background:rgba(255,90,60,.12);transform:translateY(-1px);}
.search-only-mobile{display:none;}
.menu-toggle{
  width:36px;height:36px;border-radius:10px;border:1px solid var(--line);
  background:rgba(255,255,255,.04);color:var(--text);display:grid;place-items:center;
}
.btn-brand,.btn-outline,.btn-ghost{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  font-size:14.5px;font-weight:600;line-height:1;cursor:pointer;
  transition:transform var(--ease),box-shadow var(--ease),background var(--ease),color var(--ease),border-color var(--ease);
}
.btn-brand{
  padding:13px 24px;border-radius:999px;border:0;color:#fff;
  background:var(--grad-brand);box-shadow:0 10px 28px rgba(255,45,111,.26);
}
.btn-brand:hover{color:#fff;filter:brightness(1.08);transform:translateY(-1px);box-shadow:0 8px 24px rgba(255,90,60,.35);}
.btn-brand:active{transform:translateY(0);}
.btn-brand[disabled]{opacity:.45;cursor:not-allowed;box-shadow:none;transform:none;}
.btn-outline{
  padding:12px 22px;border-radius:999px;background:transparent;color:var(--text-2);
  border:1px solid rgba(255,255,255,.14);
}
.btn-outline:hover{color:#fff;border-color:rgba(255,90,60,.6);background:rgba(255,90,60,.08);}
.btn-ghost{
  padding:0;border:0;background:transparent;color:var(--accent);font-size:14px;
}
.btn-ghost i{transition:transform var(--ease);}
.btn-ghost:hover{color:#fff;}
.btn-ghost:hover i{transform:translateX(3px);}
.cta-sm{padding:10px 18px;font-size:14px;}

/* 移动抽屉 */
.drawer-mask{
  position:fixed;inset:0;background:rgba(6,5,10,.68);opacity:0;pointer-events:none;
  transition:opacity var(--ease);z-index:1100;
}
.drawer-mask.is-open{opacity:1;pointer-events:auto;}
.mobile-drawer{
  position:fixed;top:0;right:0;height:100vh;width:88%;max-width:380px;z-index:1200;
  background:#0F0C16;border-left:1px solid var(--line);padding:24px;
  transform:translateX(100%);transition:transform var(--ease);overflow-y:auto;
}
.mobile-drawer.is-open{transform:translateX(0);}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:28px;}
.drawer-close{
  width:36px;height:36px;border-radius:10px;border:1px solid var(--line);
  background:rgba(255,255,255,.04);color:var(--text);display:grid;place-items:center;
}
.drawer-label{font-size:12px;color:var(--text-3);letter-spacing:.08em;margin-bottom:8px;}
.drawer-nav a{
  display:block;padding:15px 4px;font-size:16px;color:var(--text-2);
  border-bottom:1px solid var(--line);
}
.drawer-nav a:hover,.drawer-nav a.is-active{color:var(--text);}
.drawer-nav a.is-active{
  background:var(--grad-brand);-webkit-background-clip:text;background-clip:text;color:transparent;
}
.drawer-cta{margin-top:24px;display:block;text-align:center;}

/* Hero */
.cat-hero{position:relative;overflow:hidden;display:flex;align-items:center;padding:88px 0 72px;min-height:min(62vh,560px);}
.cat-hero-bg{
  position:absolute;inset:0;
  background-image:url('/assets/images/backpic/back-2.webp');
  background-size:cover;background-position:center;
  opacity:.34;
}
.cat-hero::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(90deg,rgba(12,10,18,.97) 0%,rgba(12,10,18,.76) 54%,rgba(12,10,18,.42) 100%);
}
.cat-hero-inner{position:relative;z-index:2;max-width:720px;}
.badge-line{
  display:inline-flex;align-items:center;gap:8px;font-size:13px;color:var(--text-2);
  background:rgba(255,255,255,.06);border:1px solid var(--line);border-radius:999px;
  padding:6px 14px;margin-bottom:20px;
}
.badge-line .dot{width:6px;height:6px;border-radius:50%;background:var(--amber);}
.cat-hero h1{margin-bottom:16px;}
.cat-hero-sub{font-size:15px;color:var(--text-2);max-width:600px;margin-bottom:26px;}
.hero-badges{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:28px;}
.badge-count{
  display:inline-flex;align-items:center;gap:6px;height:26px;padding:0 12px;
  font-size:13px;color:var(--text-2);background:rgba(255,255,255,.06);
  border:1px solid var(--line);border-radius:999px;
}
.badge-count b{color:var(--amber);font-weight:700;font-variant-numeric:tabular-nums;}
.badge-live{
  display:inline-flex;align-items:center;gap:8px;height:26px;padding:0 12px;
  font-size:13px;color:var(--text-2);background:rgba(255,255,255,.06);
  border:1px solid var(--line);border-radius:999px;
}
.badge-live::before{
  content:"";width:4px;border-radius:2px;height:12px;background:var(--brand-1);
  animation:pulse 2s infinite;
}
@keyframes pulse{0%,100%{opacity:1;}50%{opacity:.35;}}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;}

/* 板块 */
.section{padding:96px 0;}
.section-tight{padding:0 0 96px;}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:40px;}
.section-head h2{margin-bottom:8px;}
.section-sub{font-size:14px;color:var(--text-3);margin:0;}
.section-link{
  font-size:14px;color:var(--accent);display:inline-flex;align-items:center;gap:6px;
  white-space:nowrap;
}
.section-link i{transition:transform var(--ease);}
.section-link:hover{color:#fff;}
.section-link:hover i{transform:translateX(3px);}

/* 图文交错 */
.stagger-row{
  align-items:center;padding:32px 0;border-bottom:1px solid var(--line);
}
.stagger-row:first-child{padding-top:0;}
.stagger-row:last-child{border-bottom:0;padding-bottom:0;}
.stagger-media{margin:0;position:relative;border-radius:var(--radius-img);overflow:hidden;background:linear-gradient(120deg,rgba(255,90,60,.16),rgba(122,77,255,.16));}
.stagger-media img{
  width:100%;aspect-ratio:16/9;object-fit:cover;border-radius:var(--radius-img);
  transition:transform var(--ease);
}
.stagger-row:hover .stagger-media img{transform:scale(1.02);}
.stagger-body h3{margin-bottom:12px;}
.stagger-desc{color:var(--text-2);font-size:15px;line-height:1.75;margin-bottom:16px;}
.stagger-meta{
  display:flex;flex-wrap:wrap;align-items:center;gap:10px;font-size:13px;
  color:var(--text-3);margin-bottom:16px;
}
.stagger-meta .sep{color:var(--text-3);opacity:.6;}
.tag{
  display:inline-flex;align-items:center;height:24px;padding:0 10px;font-size:12.5px;
  color:var(--text-2);background:rgba(255,255,255,.06);border:1px solid var(--line);
  border-radius:999px;
}
.tag.brand{color:#fff;background:rgba(255,90,60,.16);border-color:rgba(255,90,60,.36);}

/* 互链卡 */
.link-card{
  display:block;position:relative;background:var(--surface-1);border:1px solid var(--line);
  border-radius:var(--radius-md);overflow:hidden;box-shadow:var(--shadow-card);
  transition:transform var(--ease),box-shadow var(--ease);
}
.link-card::before{content:"";display:block;height:6px;background:var(--grad-brand);}
.link-card img{width:100%;aspect-ratio:16/9;object-fit:cover;}
.link-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);}
.link-card-body{padding:22px;}
.link-card-body h3{font-size:18px;margin-bottom:8px;}
.link-card-body p{font-size:14px;color:var(--text-2);line-height:1.7;margin-bottom:14px;}
.link-card-foot{display:flex;align-items:center;justify-content:space-between;font-size:13px;color:var(--text-3);}

/* FAQ */
.faq-wrap{max-width:900px;margin:0 auto;}
.accordion-item{
  background:var(--surface-1);border:1px solid var(--line);border-radius:16px;
  margin-bottom:12px;overflow:hidden;
}
.accordion-button{
  position:relative;width:100%;background:transparent;color:var(--text);
  font-size:16px;font-weight:600;padding:20px 56px 20px 24px;border:0;
  box-shadow:none !important;display:flex;align-items:center;text-align:left;
}
.accordion-button::before{
  content:"";position:absolute;left:0;top:12px;bottom:12px;width:3px;border-radius:2px;
  background:var(--grad-brand);opacity:0;transition:opacity var(--ease);
}
.accordion-button:not(.collapsed){color:var(--text);background:rgba(255,90,60,.06);}
.accordion-button:not(.collapsed)::before{opacity:1;}
.accordion-button::after{display:none;}
.accordion-button:hover{color:var(--text);background:rgba(255,255,255,.03);}
.faq-icon{
  position:absolute;right:20px;top:50%;transform:translateY(-50%);
  width:26px;height:26px;border-radius:50%;display:grid;place-items:center;
  background:rgba(255,255,255,.06);border:1px solid var(--line);
  color:var(--text-2);font-size:11px;transition:transform var(--ease),color var(--ease);
}
.accordion-button:not(.collapsed) .faq-icon{transform:translateY(-50%) rotate(45deg);color:var(--brand-1);}
.accordion-body{padding:0 24px 22px;color:var(--text-2);font-size:15px;line-height:1.9;}

/* CTA 通栏 */
.cta-band{
  display:flex;align-items:center;justify-content:space-between;gap:28px;flex-wrap:wrap;
  padding:40px;border-radius:var(--radius-lg);
  background:linear-gradient(120deg,rgba(255,90,60,.16) 0%,rgba(255,45,111,.14) 50%,rgba(122,77,255,.16) 100%);
  border:1px solid rgba(255,255,255,.1);
}
.cta-band h2{font-size:clamp(20px,2.4vw,26px);margin-bottom:8px;}
.cta-band p{font-size:14.5px;color:var(--text-2);margin:0;}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px;}

/* 页脚 */
.site-footer{background:#0A0810;position:relative;margin-top:96px;}
.site-footer::before{
  content:"";position:absolute;top:0;left:0;right:0;height:1px;background:var(--grad-brand);
}
.footer-grid{
  display:grid;grid-template-columns:1.6fr 1fr 1fr 1.4fr;gap:32px;padding:72px 0 40px;
}
.footer-brand{display:flex;align-items:center;gap:10px;font-weight:700;margin-bottom:16px;}
.footer-brand .brand-mark{width:30px;height:30px;border-radius:9px;font-size:12px;}
.footer-desc{font-size:14px;color:var(--text-3);line-height:1.8;max-width:320px;margin:0;}
.footer-title{font-size:14px;font-weight:600;color:var(--text);margin-bottom:16px;}
.footer-links li{margin-bottom:10px;}
.footer-links a{font-size:14px;color:var(--text-3);}
.footer-links a:hover{color:var(--text);}
.sub-form{display:flex;gap:8px;margin-bottom:16px;}
.sub-form input{
  flex:1;min-width:0;height:40px;padding:0 16px;border-radius:999px;
  background:var(--surface-2);border:1px solid var(--line);color:var(--text);font-size:13.5px;
  transition:box-shadow var(--ease),border-color var(--ease);
}
.sub-form input::placeholder{color:var(--text-3);}
.sub-form input:focus{border-color:rgba(255,90,60,.55);box-shadow:0 0 0 1px rgba(255,90,60,.4),0 0 20px rgba(255,90,60,.2);}
.sub-form button{
  height:40px;padding:0 20px;border:0;border-radius:999px;color:#fff;font-size:14px;font-weight:600;
  background:var(--grad-brand);cursor:pointer;transition:filter var(--ease),transform var(--ease);
}
.sub-form button:hover{filter:brightness(1.08);transform:translateY(-1px);}
.footer-contact{font-size:13px;color:var(--text-3);line-height:1.9;}
.footer-contact b{color:var(--text-2);font-weight:600;}
.footer-bottom{
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;
  padding:20px 0 28px;border-top:1px solid var(--line);
  font-size:13px;color:var(--text-3);
}

/* 响应式 */
@media (max-width:1199px){
  .command-search{width:180px;}
  .footer-grid{grid-template-columns:1.4fr 1fr 1fr;}
}
@media (max-width:991px){
  .main-nav{display:none;}
  .command-search{display:none;}
  .header-inner{height:56px;gap:16px;}
  .section{padding:56px 0;}
  .section-tight{padding:0 0 56px;}
  .cat-hero{padding:64px 0 52px;min-height:min(58vh,500px);}
  .footer-grid{grid-template-columns:1fr 1fr;padding:56px 0 32px;}
  .site-footer{margin-top:56px;}
}
@media (max-width:767px){
  body{font-size:16px;}
  .site-container{padding:0 20px;}
  .stagger-row{padding:24px 0;}
  .section-head{flex-direction:column;align-items:flex-start;gap:10px;}
  .cta-band{padding:28px;}
  .cta-actions{width:100%;}
  .cta-actions .btn-brand,.cta-actions .btn-outline{flex:1;justify-content:center;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
}
@media (max-width:575px){
  .icon-btn,.key-hint{display:none;}
  .search-only-mobile{display:grid;}
  .cat-hero-bg{opacity:.26;}
  .hero-badges{gap:8px;}
  .hero-actions .btn-brand,.hero-actions .btn-outline{width:100%;justify-content:center;}
  .accordion-button{font-size:15px;padding:18px 48px 18px 20px;}
  .footer-bottom{flex-direction:column;}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.001ms !important;transition-duration:.001ms !important;}
}

/* roulang page: category3 */
:root{
  --bg:#0C0A12;
  --surface-1:#14111C;
  --surface-2:#1C1826;
  --line:rgba(255,255,255,.08);
  --brand-1:#FF5A3C;
  --brand-2:#FF2D6F;
  --brand-3:#7A4DFF;
  --grad-brand:linear-gradient(120deg,#FF5A3C 0%,#FF2D6F 50%,#7A4DFF 100%);
  --accent:#1BD8C8;
  --amber:#FFC44D;
  --text:#F5F3F7;
  --text-2:rgba(245,243,247,.72);
  --text-3:rgba(245,243,247,.45);
  --r-lg:24px;
  --r-md:20px;
  --r-img:18px;
  --r-sm:12px;
  --r-pill:999px;
  --shadow-card:0 18px 48px rgba(0,0,0,.55);
  --ease:cubic-bezier(.2,.8,.2,1);
  --bs-body-bg:#0C0A12;
  --bs-body-color:#F5F3F7;
  --bs-border-color:rgba(255,255,255,.08);
  --bs-link-color:#F5F3F7;
  --bs-link-hover-color:#1BD8C8;
  --bs-font-sans-serif:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,"Segoe UI",sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:var(--bs-font-sans-serif);
  font-size:16.5px;
  line-height:1.9;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
  overflow-x:hidden;
}
body.no-scroll{overflow:hidden}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none;transition:color 240ms var(--ease),opacity 240ms var(--ease)}
button{font:inherit;cursor:pointer;border:0;background:none;color:inherit}
ul{margin:0;padding:0;list-style:none}
h1,h2,h3,h4{margin:0;font-weight:700;letter-spacing:-.01em}
p{margin:0}
:focus-visible{outline:2px solid var(--brand-1);outline-offset:2px}
.site-container{max-width:1240px;margin:0 auto;padding:0 24px;width:100%}
.tabular{font-variant-numeric:tabular-nums}

/* ---------- 头部命令栏 ---------- */
.site-header{
  position:sticky;top:0;z-index:1040;
  background:rgba(12,10,18,.72);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);
}
.header-inner{display:flex;align-items:center;gap:20px;height:64px}
.brand{display:flex;align-items:center;gap:10px;font-size:16px;font-weight:700;letter-spacing:.02em;color:var(--text);white-space:nowrap}
.brand:hover{color:var(--text)}
.brand-mark{
  width:32px;height:32px;border-radius:10px;background:var(--grad-brand);
  display:grid;place-items:center;color:#fff;font-size:13px;
  box-shadow:0 6px 18px rgba(255,90,60,.35);flex:0 0 auto;
}
.main-nav{display:flex;align-items:center;gap:2px;flex:1;margin-left:6px}
.main-nav .nav-link{
  position:relative;display:inline-block;padding:8px 12px;border-radius:10px;
  font-size:14.5px;font-weight:500;color:var(--text-2);white-space:nowrap;
  transition:color 240ms var(--ease);
}
.main-nav .nav-link::after{
  content:"";position:absolute;left:12px;right:12px;bottom:2px;height:2px;
  background:var(--grad-brand);border-radius:2px;
  opacity:0;transform:scaleX(.4);transform-origin:left;
  transition:opacity 240ms var(--ease),transform 240ms var(--ease);
}
.main-nav .nav-link:hover{color:var(--text)}
.main-nav .nav-link:hover::after{opacity:1;transform:scaleX(1)}
.main-nav .nav-link.is-active{
  font-weight:600;
  color:var(--brand-1);
  background:var(--grad-brand);
  -webkit-background-clip:text;background-clip:text;
  color:transparent;
}
.main-nav .nav-link.is-active::after{opacity:1;transform:scaleX(1)}
.header-actions{display:flex;align-items:center;gap:10px;margin-left:auto}
.command-search{position:relative;display:flex;align-items:center}
.command-search .search-icon{position:absolute;left:14px;font-size:12px;color:var(--text-3);pointer-events:none}
.command-search input{
  width:212px;height:38px;padding:0 58px 0 36px;
  border-radius:var(--r-pill);
  background:var(--surface-2);
  border:1px solid var(--line);
  color:var(--text);font-size:14px;
  transition:border-color 240ms var(--ease),box-shadow 240ms var(--ease),background 240ms var(--ease);
}
.command-search input::placeholder{color:var(--text-3)}
.command-search input:hover{border-color:rgba(255,255,255,.16)}
.command-search input:focus{
  outline:none;background:#100D18;
  border-color:rgba(255,90,60,.6);
  box-shadow:0 0 0 1px rgba(255,90,60,.5),0 0 24px rgba(255,90,60,.25);
}
.kbd{
  position:absolute;right:12px;font-size:11px;line-height:1;
  padding:4px 6px;border-radius:6px;
  background:rgba(255,255,255,.07);border:1px solid var(--line);color:var(--text-3);
  pointer-events:none;
}
.icon-btn{
  width:36px;height:36px;border-radius:10px;display:grid;place-items:center;
  background:rgba(255,255,255,.05);border:1px solid var(--line);
  color:var(--text-2);font-size:14px;flex:0 0 auto;
  transition:color 240ms var(--ease),border-color 240ms var(--ease),box-shadow 240ms var(--ease),transform 240ms var(--ease);
}
.icon-btn:hover{color:#fff;border-color:rgba(255,90,60,.5);box-shadow:0 0 0 1px rgba(255,90,60,.35);transform:translateY(-1px)}
.icon-btn:active{transform:translateY(0)}
.search-toggle{display:none}
.btn-grad{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:38px;padding:0 20px;border-radius:var(--r-pill);
  background:var(--grad-brand);color:#fff;
  font-size:14.5px;font-weight:600;line-height:1;white-space:nowrap;
  transition:filter 240ms var(--ease),transform 240ms var(--ease),box-shadow 240ms var(--ease);
}
.btn-grad:hover{filter:brightness(1.08);transform:translateY(-1px);box-shadow:0 8px 24px rgba(255,90,60,.35);color:#fff}
.btn-grad:active{transform:translateY(0);filter:brightness(.98)}
.btn-line{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:38px;padding:0 20px;border-radius:var(--r-pill);
  background:transparent;border:1px solid rgba(255,255,255,.14);
  color:var(--text);font-size:14.5px;font-weight:600;line-height:1;white-space:nowrap;
  transition:border-color 240ms var(--ease),color 240ms var(--ease),transform 240ms var(--ease),box-shadow 240ms var(--ease);
}
.btn-line:hover{border-color:rgba(255,90,60,.7);color:#fff;transform:translateY(-1px);box-shadow:0 8px 22px rgba(255,90,60,.18)}
.btn-ghost{
  display:inline-flex;align-items:center;gap:6px;
  font-size:14px;font-weight:600;color:var(--accent);
}
.btn-ghost i{transition:transform 240ms var(--ease)}
.btn-ghost:hover{color:#fff}
.btn-ghost:hover i{transform:translateX(3px)}
.burger{
  display:none;width:38px;height:38px;border-radius:10px;
  place-items:center;background:rgba(255,255,255,.05);
  border:1px solid var(--line);color:var(--text);font-size:15px;
  transition:border-color 240ms var(--ease),color 240ms var(--ease);
}
.burger:hover{border-color:rgba(255,90,60,.5);color:#fff}

/* ---------- 移动端抽屉 ---------- */
.drawer-backdrop{
  position:fixed;inset:0;z-index:1090;
  background:rgba(6,4,10,.72);backdrop-filter:blur(4px);
  opacity:0;pointer-events:none;transition:opacity 300ms var(--ease);
}
.drawer-backdrop.is-open{opacity:1;pointer-events:auto}
.mobile-drawer{
  position:fixed;top:0;right:0;z-index:1100;
  width:88%;max-width:380px;height:100%;
  background:#100D18;border-left:1px solid var(--line);
  padding:22px 22px 32px;
  display:flex;flex-direction:column;gap:18px;
  overflow-y:auto;
  transform:translateX(105%);
  transition:transform 300ms var(--ease);
}
.mobile-drawer.is-open{transform:translateX(0)}
.drawer-head{display:flex;align-items:center;justify-content:space-between}
.drawer-brand{display:flex;align-items:center;gap:10px;font-weight:700;font-size:16px}
.drawer-close{width:36px;height:36px;border-radius:10px;display:grid;place-items:center;background:rgba(255,255,255,.05);border:1px solid var(--line);color:var(--text-2)}
.drawer-close:hover{color:#fff;border-color:rgba(255,90,60,.5)}
.drawer-label{font-size:12.5px;letter-spacing:.12em;color:var(--text-3);margin-top:6px}
.drawer-nav a{
  display:block;padding:14px 2px;font-size:17px;font-weight:500;
  color:var(--text-2);border-bottom:1px solid var(--line);
}
.drawer-nav a:hover{color:var(--text)}
.drawer-nav a.is-active{color:var(--brand-1);font-weight:600}
.drawer-cta{margin-top:auto;display:flex;flex-direction:column;gap:12px}

/* ---------- 分类页头 ---------- */
.cat-hero{position:relative;overflow:hidden;border-bottom:1px solid var(--line);padding:76px 0 68px}
.cat-hero::before{
  content:"";position:absolute;inset:0;
  background-image:url(/assets/images/backpic/back-1.png);
  background-size:cover;background-position:center;
  opacity:.32;
}
.cat-hero::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(90deg,rgba(12,10,18,.97) 0%,rgba(12,10,18,.86) 42%,rgba(12,10,18,.5) 100%);
}
.cat-hero .site-container{position:relative;z-index:2}
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--text-3);margin-bottom:20px}
.crumb a{color:var(--text-3)}
.crumb a:hover{color:var(--accent)}
.crumb .sep{color:rgba(245,243,247,.28)}
.crumb .crumb-current{color:var(--text-2)}
.eyebrow-badge{display:inline-flex;align-items:center;gap:8px;height:26px;padding:0 12px;border-radius:var(--r-pill);background:rgba(255,255,255,.06);border:1px solid var(--line);font-size:13px;color:var(--text-2)}
.eyebrow-badge .dot{width:6px;height:6px;border-radius:50%;background:var(--amber);animation:pulse 2s infinite}
@keyframes pulse{
  0%{box-shadow:0 0 0 0 rgba(255,196,77,.55)}
  70%{box-shadow:0 0 0 8px rgba(255,196,77,0)}
  100%{box-shadow:0 0 0 0 rgba(255,196,77,0)}
}
.hero-title{font-size:clamp(30px,4.6vw,52px);line-height:1.15;font-weight:700;letter-spacing:-.01em;margin-top:20px;max-width:820px}
.grad-text{background:var(--grad-brand);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero-sub{max-width:660px;margin-top:18px;font-size:15px;line-height:1.75;color:var(--text-2)}
.hero-badges{display:flex;flex-wrap:wrap;gap:12px;margin-top:30px}
.stat-badge{
  display:flex;flex-direction:column;gap:2px;
  padding:12px 18px;border-radius:14px;
  background:rgba(255,255,255,.05);border:1px solid var(--line);
  min-width:132px;
}
.stat-badge b{font-size:19px;font-weight:700;color:var(--amber);font-variant-numeric:tabular-nums;line-height:1.3}
.stat-badge span{font-size:12.5px;color:var(--text-3);line-height:1.5}

/* ---------- 通用板块 ---------- */
.section{padding:96px 0}
.section-alt{background:var(--surface-1);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:40px;flex-wrap:wrap}
.sec-label{font-size:12.5px;letter-spacing:.14em;color:var(--brand-1);font-weight:600;margin-bottom:10px;display:block}
.sec-title{font-size:clamp(24px,3vw,34px);line-height:1.25;font-weight:700}
.sec-desc{margin-top:12px;max-width:640px;font-size:15px;color:var(--text-2);line-height:1.75}

/* ---------- 时间轴列表 ---------- */
.timeline{display:flex;flex-direction:column;gap:16px}
.tl-item{
  display:grid;grid-template-columns:92px 1fr 156px;
  gap:26px;align-items:center;
  padding:22px 24px;
  border-radius:var(--r-md);
  background:var(--surface-1);
  border:1px solid var(--line);
  box-shadow:var(--shadow-card);
  position:relative;overflow:hidden;
  transition:transform 240ms var(--ease),box-shadow 240ms var(--ease),border-color 240ms var(--ease),background 240ms var(--ease);
}
.tl-item::before{
  content:"";position:absolute;left:0;top:14%;bottom:14%;width:3px;
  background:var(--grad-brand);border-radius:3px;
  opacity:0;transform:scaleY(.4);transform-origin:center;
  transition:opacity 240ms var(--ease),transform 240ms var(--ease);
}
.tl-item:hover{
  background:var(--surface-2);
  transform:translateY(-4px);
  border-color:rgba(255,90,60,.35);
  box-shadow:0 0 0 1px rgba(255,90,60,.45),0 12px 36px rgba(255,90,60,.22);
}
.tl-item:hover::before{opacity:1;transform:scaleY(1)}
.tl-num{
  font-size:34px;font-weight:800;line-height:1;
  color:rgba(255,90,60,.16);
  -webkit-text-stroke:1px rgba(255,90,60,.75);
  font-variant-numeric:tabular-nums;
  letter-spacing:-.02em;
  text-align:center;
  transition:color 240ms var(--ease);
}
.tl-item:hover .tl-num{color:rgba(255,90,60,.3)}
.tl-body h3{font-size:18px;font-weight:600;line-height:1.4;margin-bottom:8px}
.tl-body p{
  font-size:14.5px;line-height:1.7;color:var(--text-2);margin-bottom:12px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.tl-meta{display:flex;flex-wrap:wrap;align-items:center;gap:12px;font-size:13px;color:var(--text-3)}
.chip{
  display:inline-flex;align-items:center;height:24px;padding:0 10px;border-radius:var(--r-pill);
  font-size:12.5px;line-height:1;
  background:rgba(27,216,200,.12);color:var(--accent);
  border:1px solid rgba(27,216,200,.25);
}
.chip-alt{background:rgba(255,90,60,.12);color:#FF8A72;border-color:rgba(255,90,60,.28)}
.tl-thumb{
  width:156px;aspect-ratio:16/10;border-radius:14px;overflow:hidden;
  background:linear-gradient(120deg,rgba(255,90,60,.22),rgba(122,77,255,.22));
  border:1px solid var(--line);
}
.tl-thumb img{width:100%;height:100%;object-fit:cover;transition:transform 400ms var(--ease)}
.tl-item:hover .tl-thumb img{transform:scale(1.05)}

/* ---------- 相关分类互链 ---------- */
.rel-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.rel-card{
  position:relative;display:block;overflow:hidden;
  padding:30px 26px;border-radius:var(--r-md);
  background:var(--surface-1);border:1px solid var(--line);
  box-shadow:var(--shadow-card);
  transition:transform 240ms var(--ease),box-shadow 240ms var(--ease),border-color 240ms var(--ease);
}
.rel-card::before{
  content:"";position:absolute;left:0;top:0;height:5px;width:100%;
  background:var(--grad-brand);
  transform:scaleX(.32);transform-origin:left;opacity:.65;
  transition:transform 320ms var(--ease),opacity 320ms var(--ease);
}
.rel-card:hover{transform:translateY(-4px);border-color:rgba(255,90,60,.35);box-shadow:0 0 0 1px rgba(255,90,60,.4),0 12px 36px rgba(255,90,60,.2)}
.rel-card:hover::before{transform:scaleX(1);opacity:1}
.rel-card h3{font-size:18px;font-weight:600;margin-bottom:10px;line-height:1.4}
.rel-card p{font-size:14.5px;line-height:1.7;color:var(--text-2);margin-bottom:16px;min-height:48px}
.rel-foot{display:flex;align-items:center;justify-content:space-between;font-size:13px;color:var(--text-3)}
.rel-foot i{color:var(--accent);transition:transform 240ms var(--ease)}
.rel-card:hover .rel-foot i{transform:translateX(4px)}

/* ---------- FAQ ---------- */
.faq-wrap{max-width:900px;margin:0 auto}
.accordion-item{
  background:var(--surface-1);border:1px solid var(--line);
  border-radius:16px!important;margin-bottom:12px;overflow:hidden;
}
.accordion-item:last-child{margin-bottom:0}
.accordion-button{
  position:relative;
  background:var(--surface-1);color:var(--text);
  font-size:16px;font-weight:600;line-height:1.5;
  padding:20px 24px 20px 26px;
  border-radius:16px!important;box-shadow:none!important;
  transition:background 240ms var(--ease),color 240ms var(--ease);
}
.accordion-button::before{
  content:"";position:absolute;left:0;top:12px;bottom:12px;width:3px;
  background:var(--grad-brand);border-radius:3px;opacity:0;
  transition:opacity 240ms var(--ease);
}
.accordion-button:not(.collapsed){background:var(--surface-2);color:#fff}
.accordion-button:not(.collapsed)::before{opacity:1}
.accordion-button:hover{background:var(--surface-2)}
.accordion-button::after{
  content:"+";
  display:grid;place-items:center;
  width:26px;height:26px;flex:0 0 26px;margin-left:auto;
  border-radius:8px;background:rgba(255,255,255,.06);
  border:1px solid var(--line);color:var(--text-2);
  font-size:16px;line-height:1;font-weight:400;
  background-image:none!important;transform:none!important;
  transition:transform 240ms var(--ease),color 240ms var(--ease),background 240ms var(--ease),border-color 240ms var(--ease);
}
.accordion-button:not(.collapsed)::after{
  content:"+";
  color:#fff;background:var(--grad-brand);border-color:transparent;
  transform:rotate(45deg)!important;
}
.accordion-button:focus{box-shadow:0 0 0 2px rgba(255,90,60,.45)!important;z-index:3}
.accordion-body{
  padding:4px 26px 24px;
  font-size:15px;line-height:1.85;color:var(--text-2);
  background:var(--surface-2);
  border-top:1px solid var(--line);
}

/* ---------- CTA 通栏 ---------- */
.cta-band{
  position:relative;overflow:hidden;
  display:flex;align-items:center;justify-content:space-between;
  gap:28px;flex-wrap:wrap;
  padding:40px 44px;
  border-radius:var(--r-lg);
  background:linear-gradient(120deg,rgba(255,90,60,.18) 0%,rgba(255,45,111,.14) 48%,rgba(122,77,255,.18) 100%);
  border:1px solid rgba(255,90,60,.28);
}
.cta-band::after{
  content:"";position:absolute;right:-60px;top:-60px;width:260px;height:260px;border-radius:50%;
  background:radial-gradient(circle,rgba(122,77,255,.28),transparent 68%);
  pointer-events:none;
}
.cta-text{position:relative;z-index:2;max-width:560px}
.cta-text h2{font-size:clamp(22px,2.6vw,30px);line-height:1.3;font-weight:700;margin-bottom:10px}
.cta-text p{font-size:15px;color:var(--text-2);line-height:1.75}
.cta-actions{position:relative;z-index:2;display:flex;gap:14px;flex-wrap:wrap}

/* ---------- 页脚 ---------- */
.site-footer{background:#0A0810;border-top:1px solid var(--line);position:relative;margin-top:0}
.site-footer::before{
  content:"";position:absolute;left:0;right:0;top:-1px;height:1px;
  background:var(--grad-brand);opacity:.85;
}
.footer-grid{display:grid;grid-template-columns:1.7fr 1fr 1fr 1.5fr;gap:32px;padding:72px 0 40px}
.footer-brand{display:flex;align-items:center;gap:10px;font-size:16px;font-weight:700;letter-spacing:.02em;margin-bottom:16px}
.footer-desc{font-size:14px;line-height:1.8;color:var(--text-2);max-width:340px}
.footer-title{font-size:14px;font-weight:600;color:var(--text);margin-bottom:18px}
.footer-links li{margin-bottom:10px}
.footer-links a{font-size:14px;color:var(--text-2)}
.footer-links a:hover{color:var(--accent)}
.sub-form{display:flex;gap:10px;margin-bottom:16px}
.sub-form input{
  flex:1;min-width:0;height:40px;padding:0 16px;border-radius:var(--r-pill);
  background:var(--surface-2);border:1px solid var(--line);color:var(--text);font-size:14px;
  transition:border-color 240ms var(--ease),box-shadow 240ms var(--ease);
}
.sub-form input::placeholder{color:var(--text-3)}
.sub-form input:focus{outline:none;border-color:rgba(255,90,60,.6);box-shadow:0 0 0 1px rgba(255,90,60,.4),0 0 20px rgba(255,90,60,.2)}
.sub-form button{
  height:40px;padding:0 20px;border-radius:var(--r-pill);
  background:var(--grad-brand);color:#fff;font-size:14px;font-weight:600;
  transition:filter 240ms var(--ease),transform 240ms var(--ease),box-shadow 240ms var(--ease);
}
.sub-form button:hover{filter:brightness(1.08);transform:translateY(-1px);box-shadow:0 8px 22px rgba(255,90,60,.32)}
.footer-contact{font-size:13.5px;line-height:1.9;color:var(--text-3)}
.footer-contact b{color:var(--text-2);font-weight:600}
.footer-bottom{
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  padding:22px 0 28px;border-top:1px solid var(--line);
  font-size:13px;color:var(--text-3);
}

/* ---------- 响应式 ---------- */
@media (max-width:1199px){
  .command-search input{width:172px}
  .main-nav .nav-link{padding:8px 9px;font-size:14px}
}
@media (max-width:991px){
  .main-nav{display:none}
  .burger{display:grid}
  .header-cta{display:none}
  .section{padding:72px 0}
  .cat-hero{padding:60px 0 52px}
  .rel-grid{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:repeat(2,1fr);padding:56px 0 32px}
  .tl-item{grid-template-columns:76px 1fr;}
  .tl-thumb{width:100%;grid-column:2;aspect-ratio:16/7;margin-top:6px}
}
@media (max-width:767px){
  .site-container{padding:0 20px}
  .header-inner{height:60px;gap:12px}
  .command-search input{width:150px}
  .icon-btn.opt{display:none}
  .section{padding:56px 0}
  .cat-hero{padding:48px 0 44px}
  .hero-badges{gap:10px}
  .stat-badge{flex:1 1 calc(50% - 10px);min-width:0;padding:10px 14px}
  .section-head{margin-bottom:28px}
  .rel-grid{grid-template-columns:1fr}
  .rel-card p{min-height:0}
  .tl-item{grid-template-columns:1fr;gap:14px;padding:20px}
  .tl-num{text-align:left;font-size:30px}
  .tl-thumb{grid-column:1;aspect-ratio:16/9}
  .cta-band{padding:30px 24px;flex-direction:column;align-items:flex-start}
  .cta-actions{width:100%}
  .cta-actions .btn-grad,.cta-actions .btn-line{flex:1 1 auto}
  .accordion-button{font-size:15px;padding:18px 18px 18px 20px}
  .accordion-body{padding:4px 20px 20px}
  .footer-grid{grid-template-columns:1fr;gap:28px;padding:48px 0 28px}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:8px}
}
@media (max-width:575px){
  .command-search{display:none}
  .search-toggle{display:grid}
  .header-inner{height:56px}
  .brand-text{font-size:15px}
  .sub-form{flex-direction:column}
  .sub-form button{width:100%}
  .hero-badges{flex-direction:column;align-items:stretch}
  .stat-badge{flex:1 1 auto}
}
@media (prefers-reduced-motion:reduce){
  *{animation-duration:.001ms!important;animation-iteration-count:1!important;transition-duration:.001ms!important;scroll-behavior:auto!important}
}

/* roulang page: category4 */
:root{
  --bg:#0C0A12;
  --surface-1:#14111C;
  --surface-2:#1C1826;
  --line:rgba(255,255,255,.08);
  --brand-1:#FF5A3C;
  --brand-2:#FF2D6F;
  --brand-3:#7A4DFF;
  --grad-brand:linear-gradient(120deg,#FF5A3C 0%,#FF2D6F 50%,#7A4DFF 100%);
  --accent:#1BD8C8;
  --amber:#FFC44D;
  --text:#F5F3F7;
  --text-2:rgba(245,243,247,.72);
  --text-3:rgba(245,243,247,.45);
  --radius-lg:24px;
  --radius-md:20px;
  --radius-img:18px;
  --radius-sm:12px;
  --radius-pill:999px;
  --shadow-card:0 18px 48px rgba(0,0,0,.55);
  --shadow-hover:0 0 0 1px rgba(255,90,60,.45),0 12px 36px rgba(255,90,60,.22);
  --ease:cubic-bezier(.2,.8,.2,1);
  --section-gap:96px;
  --font-cn:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,"Segoe UI",sans-serif;
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:var(--font-cn);
  font-size:16.5px;
  line-height:1.9;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none;transition:color 240ms var(--ease),border-color 240ms var(--ease),background 240ms var(--ease)}
a:hover{color:var(--text)}
button,input{font-family:inherit;font-size:inherit}
h1,h2,h3,h4{margin:0;font-weight:700;letter-spacing:-.01em;color:var(--text)}
h1{font-size:clamp(30px,4.6vw,52px);line-height:1.15}
h2{font-size:clamp(24px,3vw,34px);line-height:1.25}
h3{font-size:20px;line-height:1.35;font-weight:600}
h4{font-size:17px;line-height:1.4;font-weight:600}
p{margin:0}
ul{margin:0;padding:0;list-style:none}
:focus-visible{outline:2px solid var(--brand-1);outline-offset:2px}

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

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:1040;
  background:rgba(12,10,18,.72);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);
  transition:box-shadow 240ms var(--ease),background 240ms var(--ease);
}
.site-header.is-scrolled{box-shadow:0 12px 36px rgba(0,0,0,.55)}
.header-inner{display:flex;align-items:center;gap:24px;height:64px}
.brand{display:inline-flex;align-items:center;gap:10px;flex:0 0 auto}
.brand-mark{
  width:34px;height:34px;border-radius:10px;
  background:var(--grad-brand);
  display:inline-flex;align-items:center;justify-content:center;
  color:#fff;font-size:15px;
  box-shadow:0 8px 22px rgba(255,45,111,.28);
}
.brand-text{font-weight:700;letter-spacing:.02em;font-size:17px;white-space:nowrap}
.main-nav{display:flex;align-items:center;gap:4px;margin-left:8px;flex:1 1 auto}
.nav-link{
  position:relative;
  padding:8px 12px;border-radius:10px;
  font-size:14.5px;color:var(--text-2);
  transition:color 240ms var(--ease);
}
.nav-link::after{
  content:"";position:absolute;left:12px;right:12px;bottom:2px;height:2px;
  background:var(--grad-brand);border-radius:2px;
  transform:scaleX(0);transform-origin:left;
  transition:transform 240ms var(--ease);
}
.nav-link:hover{color:var(--text)}
.nav-link:hover::after{transform:scaleX(1)}
.nav-link.is-active{
  background:var(--grad-brand);
  -webkit-background-clip:text;background-clip:text;
  color:transparent;font-weight:600;
}
.nav-link.is-active::after{transform:scaleX(1)}
.header-actions{display:flex;align-items:center;gap:10px;margin-left:auto}
.command-search{
  display:flex;align-items:center;gap:8px;
  height:38px;padding:0 12px;
  min-width:220px;
  background:var(--surface-2);
  border:1px solid var(--line);
  border-radius:var(--radius-pill);
  transition:border-color 240ms var(--ease),box-shadow 240ms var(--ease);
}
.command-search i{color:var(--text-3);font-size:13px}
.command-search input{
  flex:1 1 auto;min-width:0;background:transparent;border:0;outline:none;
  color:var(--text);font-size:13.5px;
}
.command-search input::placeholder{color:var(--text-3)}
.command-search:focus-within{
  border-color:rgba(255,90,60,.7);
  box-shadow:0 0 0 1px rgba(255,90,60,.35),0 0 24px rgba(255,90,60,.22);
}
.key-hint{
  font-family:ui-monospace,SFMono-Regular,Menlo,monospace;
  font-size:11px;color:var(--text-3);
  background:rgba(255,255,255,.06);
  border:1px solid var(--line);
  border-radius:6px;padding:2px 6px;
}
.icon-btn{
  width:36px;height:36px;border-radius:10px;
  display:inline-flex;align-items:center;justify-content:center;
  background:rgba(255,255,255,.04);
  border:1px solid var(--line);
  color:var(--text-2);font-size:14px;
  transition:all 240ms var(--ease);
}
.icon-btn:hover{color:var(--text);border-color:rgba(255,90,60,.55);box-shadow:0 0 0 1px rgba(255,90,60,.28)}
.icon-btn:active{transform:translateY(1px)}
.btn-grad{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:0 20px;height:38px;border:0;
  border-radius:var(--radius-pill);
  background:var(--grad-brand);
  color:#fff;font-size:14.5px;font-weight:600;
  transition:filter 240ms var(--ease),transform 240ms var(--ease),box-shadow 240ms var(--ease);
  white-space:nowrap;
}
.btn-grad:hover{filter:brightness(1.08);transform:translateY(-1px);box-shadow:0 8px 24px rgba(255,90,60,.35);color:#fff}
.btn-grad:active{transform:translateY(0)}
.btn-line{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:0 20px;height:38px;
  background:transparent;border:1px solid rgba(255,255,255,.14);
  border-radius:var(--radius-pill);
  color:var(--text-2);font-size:14.5px;font-weight:600;
  transition:all 240ms var(--ease);white-space:nowrap;
}
.btn-line:hover{border-color:var(--brand-1);color:#fff}
.btn-sm{height:34px;padding:0 16px;font-size:13.5px}
.nav-toggle{
  display:none;width:38px;height:38px;border-radius:10px;
  align-items:center;justify-content:center;
  background:rgba(255,255,255,.04);border:1px solid var(--line);
  color:var(--text);font-size:15px;cursor:pointer;
}
.drawer-mask{
  position:fixed;inset:0;background:rgba(6,5,10,.65);
  opacity:0;pointer-events:none;transition:opacity 240ms var(--ease);z-index:1050;
}
.drawer-mask.is-open{opacity:1;pointer-events:auto}
.mobile-drawer{
  position:fixed;top:0;right:0;height:100%;width:88%;max-width:380px;
  background:var(--surface-1);border-left:1px solid var(--line);
  padding:20px;z-index:1060;
  display:flex;flex-direction:column;gap:20px;
  transform:translateX(100%);
  transition:transform 300ms var(--ease);
  overflow-y:auto;
}
.mobile-drawer.is-open{transform:translateX(0)}
.drawer-head{display:flex;align-items:center;justify-content:space-between}
.drawer-close{
  width:36px;height:36px;border-radius:10px;background:rgba(255,255,255,.05);
  border:1px solid var(--line);color:var(--text);cursor:pointer;
}
.drawer-nav{display:flex;flex-direction:column}
.drawer-nav a{
  padding:15px 4px;border-bottom:1px solid var(--line);
  font-size:16px;color:var(--text-2);
}
.drawer-nav a:hover{color:var(--text)}
.drawer-nav a.is-active{color:var(--brand-1);font-weight:600}
.drawer-cta{margin-top:auto;height:44px}

/* ---------- category hero ---------- */
.cat-hero{
  position:relative;
  padding:64px 0 56px;
  background-image:linear-gradient(90deg,rgba(12,10,18,.94) 0%,rgba(12,10,18,.78) 46%,rgba(12,10,18,.5) 100%),url('/assets/images/backpic/back-2.webp');
  background-size:cover;
  background-position:center;
  border-bottom:1px solid var(--line);
}
.cat-hero::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:1px;
  background:var(--grad-brand);opacity:.5;
}
.breadcrumb-bar{
  display:flex;align-items:center;gap:8px;
  font-size:13px;color:var(--text-3);margin-bottom:22px;
}
.breadcrumb-bar a{color:var(--text-3)}
.breadcrumb-bar a:hover{color:var(--accent)}
.breadcrumb-bar .sep{opacity:.6}
.hero-badge{
  display:inline-flex;align-items:center;gap:8px;
  height:26px;padding:0 12px;margin-bottom:18px;
  border-radius:var(--radius-pill);
  background:rgba(255,255,255,.06);
  border:1px solid var(--line);
  font-size:13px;color:var(--text-2);
}
.hero-badge .dot{width:6px;height:6px;border-radius:50%;background:var(--amber);animation:pulse 2s infinite}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.32}}
.cat-hero h1{max-width:820px}
.cat-hero h1 em{
  font-style:normal;
  background:var(--grad-brand);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.cat-hero .hero-sub{
  margin-top:18px;max-width:660px;
  font-size:15px;line-height:1.8;color:var(--text-2);
}
.hero-stats{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}
.stat-badge{
  display:inline-flex;align-items:center;gap:8px;
  height:28px;padding:0 12px;
  background:rgba(255,255,255,.06);
  border:1px solid var(--line);border-radius:var(--radius-pill);
  font-size:13px;color:var(--text-2);
}
.stat-badge b{
  color:var(--amber);font-weight:700;
  font-variant-numeric:tabular-nums;
}
.stat-badge.rank b{
  color:transparent;-webkit-text-stroke:1px rgba(245,243,247,.6);
  font-weight:800;letter-spacing:.02em;
}

/* ---------- common section ---------- */
.section{padding:var(--section-gap) 0 0}
.section-head{
  display:flex;align-items:flex-end;justify-content:space-between;gap:20px;
  margin-bottom:32px;
}
.section-head p{margin-top:10px;font-size:15px;color:var(--text-2);max-width:640px}
.link-more{
  display:inline-flex;align-items:center;gap:8px;
  font-size:14px;font-weight:600;color:var(--text-2);white-space:nowrap;
}
.link-more i{transition:transform 240ms var(--ease);font-size:12px}
.link-more:hover{color:var(--accent)}
.link-more:hover i{transform:translateX(3px)}

/* ---------- masonry waterfall ---------- */
.masonry{column-count:2;column-gap:24px}
.m-card{
  display:inline-block;width:100%;vertical-align:top;
  break-inside:avoid;-webkit-column-break-inside:avoid;page-break-inside:avoid;
  margin:0 0 24px;
  background:var(--surface-1);
  border:1px solid var(--line);
  border-radius:var(--radius-md);
  overflow:hidden;
  box-shadow:var(--shadow-card);
  transition:transform 240ms var(--ease),box-shadow 240ms var(--ease),border-color 240ms var(--ease);
}
.m-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:rgba(255,90,60,.45)}
.thumb{
  position:relative;overflow:hidden;
  background:linear-gradient(120deg,rgba(255,90,60,.16),rgba(122,77,255,.16));
}
.thumb img{width:100%;height:100%;object-fit:cover;transition:transform 400ms var(--ease)}
.m-card:hover .thumb img{transform:scale(1.04)}
.thumb::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(12,10,18,0) 46%,rgba(12,10,18,.68) 100%);
  pointer-events:none;
}
.r-16-9{aspect-ratio:16/9}
.r-2-3{aspect-ratio:2/3}
.m-body{padding:20px 22px 22px}
.m-tag{
  display:inline-flex;align-items:center;
  height:24px;padding:0 10px;margin-bottom:12px;
  border-radius:var(--radius-pill);
  background:rgba(27,216,200,.1);
  border:1px solid rgba(27,216,200,.28);
  color:var(--accent);font-size:12.5px;
}
.m-card h3{margin-bottom:10px}
.m-card .m-desc{
  font-size:15px;line-height:1.75;color:var(--text-2);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.m-meta{
  margin-top:14px;padding-top:14px;border-top:1px solid var(--line);
  font-size:13px;color:var(--text-3);
  display:flex;align-items:center;gap:10px;
}
.m-meta .sep{opacity:.5}

/* ---------- related categories ---------- */
.rel-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.rel-card{
  display:block;
  background:var(--surface-1);
  border:1px solid var(--line);
  border-radius:var(--radius-md);
  overflow:hidden;
  box-shadow:var(--shadow-card);
  transition:transform 240ms var(--ease),box-shadow 240ms var(--ease),border-color 240ms var(--ease);
}
.rel-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:rgba(255,90,60,.45)}
.rel-thumb{
  position:relative;aspect-ratio:16/9;overflow:hidden;
  background:linear-gradient(120deg,rgba(255,90,60,.16),rgba(122,77,255,.16));
}
.rel-thumb img{width:100%;height:100%;object-fit:cover;transition:transform 400ms var(--ease)}
.rel-card:hover .rel-thumb img{transform:scale(1.05)}
.rel-body{padding:20px 22px 24px}
.rel-body h3{margin-bottom:8px}
.rel-body p{
  font-size:14.5px;line-height:1.75;color:var(--text-2);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.rel-body .arrow{
  display:inline-flex;align-items:center;gap:6px;
  margin-top:14px;font-size:13.5px;font-weight:600;color:var(--accent);
}
.rel-body .arrow i{transition:transform 240ms var(--ease);font-size:11px}
.rel-card:hover .arrow i{transform:translateX(3px)}

/* ---------- FAQ ---------- */
.faq-wrap{max-width:900px;margin:0 auto}
.faq-accordion .accordion-item{
  background:var(--surface-1);
  border:1px solid var(--line);
  border-radius:16px;
  margin-bottom:12px;
  overflow:hidden;
  transition:border-color 240ms var(--ease),box-shadow 240ms var(--ease);
}
.faq-accordion .accordion-item:last-child{margin-bottom:0}
.faq-accordion .accordion-item:has(.accordion-button:not(.collapsed)){
  border-color:rgba(255,90,60,.3);
  box-shadow:0 0 0 1px rgba(255,90,60,.16);
}
.faq-accordion .accordion-header{margin:0}
.faq-accordion .accordion-button{
  position:relative;
  width:100%;padding:20px 22px 20px 26px;
  background:var(--surface-1);
  color:var(--text);font-size:16.5px;font-weight:600;line-height:1.5;
  border:0;border-radius:0;box-shadow:none;
  display:flex;align-items:center;
}
.faq-accordion .accordion-button::before{
  content:"";position:absolute;left:0;top:14px;bottom:14px;width:3px;
  background:var(--grad-brand);border-radius:0 3px 3px 0;
  transform:scaleY(0);transform-origin:top;
  transition:transform 240ms var(--ease);
}
.faq-accordion .accordion-button:not(.collapsed){
  color:#fff;background:var(--surface-2);box-shadow:none;
}
.faq-accordion .accordion-button:not(.collapsed)::before{transform:scaleY(1)}
.faq-accordion .accordion-button::after{
  content:"+";
  background-image:none !important;
  width:28px;height:28px;flex:0 0 28px;
  display:flex;align-items:center;justify-content:center;
  border-radius:9px;
  background:rgba(255,255,255,.06);
  color:var(--text-2);font-size:17px;font-weight:400;line-height:1;
  transition:transform 240ms var(--ease),background 240ms var(--ease),color 240ms var(--ease);
}
.faq-accordion .accordion-button:not(.collapsed)::after{
  transform:rotate(45deg);
  background:rgba(255,90,60,.16);color:var(--brand-1);
}
.faq-accordion .accordion-button:focus{box-shadow:none;outline:none}
.faq-accordion .accordion-button:focus-visible{outline:2px solid var(--brand-1);outline-offset:-2px}
.faq-accordion .accordion-body{
  padding:0 22px 22px 26px;
  font-size:15.5px;line-height:1.85;color:var(--text-2);
  background:var(--surface-2);
}

/* ---------- CTA band ---------- */
.cta-band{
  margin-top:var(--section-gap);
  padding:44px 0;
  background:
    linear-gradient(120deg,rgba(255,90,60,.16) 0%,rgba(255,45,111,.14) 50%,rgba(122,77,255,.16) 100%);
  border-top:1px solid var(--line);
  border-bottom:1px solid var(--line);
}
.cta-inner{display:flex;align-items:center;justify-content:space-between;gap:28px}
.cta-copy h2{font-size:clamp(20px,2.4vw,26px)}
.cta-copy p{margin-top:8px;font-size:14.5px;color:var(--text-2)}
.cta-actions{display:flex;gap:12px;flex:0 0 auto}
.cta-actions .btn-grad,.cta-actions .btn-line{height:44px;padding:0 24px}

/* ---------- footer ---------- */
.site-footer{
  background:#0A0810;
  border-top:1px solid var(--line);
  position:relative;
  margin-top:0;
}
.site-footer::before{
  content:"";position:absolute;top:0;left:0;right:0;height:1px;
  background:var(--grad-brand);opacity:.75;
}
.footer-grid{
  display:grid;grid-template-columns:1.5fr 1fr 1fr 1.3fr;
  gap:32px;padding:72px 0 40px;
}
.footer-brand{display:flex;align-items:center;gap:10px;font-weight:700;font-size:17px;margin-bottom:16px}
.footer-desc{font-size:14px;line-height:1.8;color:var(--text-3);max-width:340px}
.footer-title{font-size:14px;font-weight:600;color:var(--text);margin-bottom:16px}
.footer-links li{margin-bottom:10px}
.footer-links a{font-size:14px;color:var(--text-3)}
.footer-links a:hover{color:var(--accent)}
.sub-form{display:flex;gap:8px;margin-bottom:16px}
.sub-form input{
  flex:1 1 auto;min-width:0;height:40px;padding:0 16px;
  background:var(--surface-2);border:1px solid var(--line);
  border-radius:var(--radius-pill);color:var(--text);font-size:13.5px;outline:none;
  transition:border-color 240ms var(--ease),box-shadow 240ms var(--ease);
}
.sub-form input::placeholder{color:var(--text-3)}
.sub-form input:focus{border-color:rgba(255,90,60,.7);box-shadow:0 0 0 1px rgba(255,90,60,.3),0 0 20px rgba(255,90,60,.18)}
.sub-form button{
  height:40px;padding:0 20px;border:0;border-radius:var(--radius-pill);
  background:var(--grad-brand);color:#fff;font-size:14px;font-weight:600;cursor:pointer;
  transition:filter 240ms var(--ease),transform 240ms var(--ease);
  white-space:nowrap;
}
.sub-form button:hover{filter:brightness(1.08);transform:translateY(-1px)}
.footer-contact{font-size:13px;line-height:1.9;color:var(--text-3)}
.footer-contact b{color:var(--text-2);font-weight:600}
.footer-bottom{
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:20px 0 28px;border-top:1px solid var(--line);
  font-size:13px;color:var(--text-3);
}

/* ---------- responsive ---------- */
@media (max-width:1199px){
  .main-nav{gap:0}
  .nav-link{padding:8px 9px;font-size:14px}
  .command-search{min-width:180px}
}
@media (max-width:991px){
  :root{--section-gap:72px}
  .main-nav{display:none}
  .command-search{display:none}
  .nav-toggle{display:inline-flex}
  .cat-hero{padding:48px 0 44px}
  .rel-grid{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:1fr 1fr;padding:56px 0 32px}
}
@media (max-width:767px){
  :root{--section-gap:56px}
  .site-container{padding:0 20px}
  .header-inner{height:56px}
  .masonry{column-count:1}
  .cta-inner{flex-direction:column;align-items:flex-start}
  .cta-actions{width:100%}
  .cta-actions .btn-grad,.cta-actions .btn-line{flex:1 1 auto}
  .rel-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr;gap:28px}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:8px}
  .section-head{flex-direction:column;align-items:flex-start;gap:12px}
}
@media (max-width:575px){
  .key-hint{display:none}
  .icon-btn{display:none}
  .command-search{display:none}
  .cat-hero h1{font-size:clamp(26px,7.4vw,32px)}
  .sub-form{flex-direction:column}
  .sub-form button{width:100%}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none !important;transition:none !important}
}