/* roulang page: index */
:root{
  --bg-0:#05070F;
  --bg-1:#0A0F1E;
  --glass:rgba(255,255,255,0.05);
  --line:rgba(255,255,255,0.10);
  --brand:#1F4FD8;
  --brand-2:#0E2A6B;
  --brand-glow:rgba(31,79,216,0.45);
  --accent:#FFB454;
  --accent-2:#FF6B57;
  --ok:#35E0C8;
  --text-1:#F3F6FF;
  --text-2:#A8B4CC;
  --text-3:#6C7894;
  --radius-card:16px;
  --radius-media:12px;
  --gap-section:48px;
  --gap-section-lg:80px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",-apple-system,"Segoe UI",sans-serif;
  font-size:1rem;
  line-height:1.8;
  color:var(--text-1);
  background:linear-gradient(180deg,var(--bg-0) 0%,var(--bg-1) 45%,var(--bg-0) 100%);
  background-attachment:fixed;
  overflow-x:hidden;
  font-variant-numeric:tabular-nums;
  -webkit-font-smoothing:antialiased;
}
body::before{
  content:"";
  position:fixed;
  top:-220px;left:-180px;
  width:620px;height:620px;
  background:radial-gradient(circle,rgba(31,79,216,.30) 0%,rgba(31,79,216,0) 70%);
  opacity:.18;
  pointer-events:none;
  z-index:0;
}
body::after{
  content:"";
  position:fixed;
  right:-200px;bottom:-240px;
  width:560px;height:560px;
  background:radial-gradient(circle,rgba(255,180,84,.28) 0%,rgba(255,180,84,0) 72%);
  opacity:.14;
  pointer-events:none;
  z-index:0;
}
img{max-width:100%;display:block;border-style:none}
a{color:inherit;text-decoration:none}
button,input{font-family:inherit;font-size:inherit}
h1,h2,h3,h4{margin:0;line-height:1.25;font-weight:700;letter-spacing:0}
p{margin:0}
ul{margin:0;padding:0;list-style:none}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px;border-radius:4px}
::selection{background:rgba(31,79,216,.45);color:#fff}

.container{width:100%;max-width:1200px;margin:0 auto;padding:0 16px;position:relative;z-index:1}
@media (min-width:640px){.container{padding:0 24px}}
@media (min-width:1024px){.container{padding:0 32px}}

.skip-link{
  position:absolute;left:-9999px;top:0;z-index:200;
  background:var(--accent);color:#1A1206;padding:10px 18px;border-radius:0 0 12px 0;font-weight:600;
}
.skip-link:focus{left:0}

/* ---------- 顶部活动条 ---------- */
.topbar{
  position:relative;z-index:60;
  background:linear-gradient(90deg,rgba(14,42,107,.85),rgba(5,7,15,.85));
  border-bottom:1px solid var(--line);
}
.topbar-inner{
  min-height:32px;display:flex;align-items:center;justify-content:space-between;gap:16px;
  font-size:.8125rem;color:var(--text-2);
}
.topbar-status{display:flex;align-items:center;gap:8px;min-width:0}
.topbar-status span:last-child{white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.dot{width:7px;height:7px;border-radius:999px;display:inline-block;flex:0 0 auto}
.dot-ok{background:var(--ok);box-shadow:0 0 0 3px rgba(53,224,200,.16)}
.topbar-count{display:flex;align-items:center;gap:8px;white-space:nowrap}
.countdown{
  color:var(--accent);font-weight:700;font-variant-numeric:tabular-nums;
  min-width:76px;text-align:right;display:inline-block;
}
@media (max-width:639px){
  .topbar-inner{font-size:.75rem}
  .topbar-status span:last-child{display:none}
}

/* ---------- 导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:50;
  background:rgba(10,15,30,.62);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);
  box-shadow:inset 0 1px 0 rgba(255,255,255,.08);
  transition:background .2s ease-out,border-color .2s ease-out;
}
.site-header.is-scrolled{background:rgba(5,7,15,.9);border-bottom-color:rgba(255,255,255,.14)}
.nav-inner{display:flex;align-items:center;justify-content:space-between;gap:20px;height:64px}
.logo{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.logo-mark{
  width:34px;height:34px;border-radius:10px;
  display:inline-flex;align-items:center;justify-content:center;
  font-weight:800;font-size:.9375rem;color:#FFF;
  background:linear-gradient(140deg,var(--brand),var(--brand-2));
  box-shadow:0 0 0 1px rgba(31,79,216,.55),0 0 18px -6px var(--brand-glow);
}
.logo-text{font-weight:700;font-size:1.0625rem;color:var(--text-1);white-space:nowrap}
.nav-links{display:flex;align-items:center;gap:28px}
.nav-link{
  position:relative;padding:6px 0;color:var(--text-2);font-size:.9375rem;font-weight:500;
  transition:color .2s ease-out;
}
.nav-link::after{
  content:"";position:absolute;left:0;right:0;bottom:-19px;height:2px;background:var(--accent);
  transform:scaleX(0);transform-origin:left;transition:transform .2s ease-out;
}
.nav-link:hover{color:var(--text-1)}
.nav-link.active{color:var(--text-1);font-weight:600}
.nav-link.active::after{transform:scaleX(1)}
.nav-actions{display:flex;align-items:center;gap:12px;flex:0 0 auto}
.icon-btn{
  width:40px;height:40px;border-radius:999px;display:inline-flex;align-items:center;justify-content:center;
  background:transparent;border:1px solid var(--line);color:var(--text-2);cursor:pointer;
  transition:color .2s ease-out,border-color .2s ease-out,background .2s ease-out;
}
.icon-btn:hover{color:var(--text-1);border-color:rgba(31,79,216,.6);background:rgba(31,79,216,.14)}
.hamburger{display:none}
@media (max-width:1023px){
  .nav-links{display:none}
  .nav-inner{height:56px}
  .hamburger{display:inline-flex}
  .nav-actions .btn{display:none}
}

/* 移动抽屉 */
.drawer{
  position:fixed;inset:0;z-index:120;
  background:rgba(5,7,15,.96);
  backdrop-filter:blur(16px);
  -webkit-backdrop-filter:blur(16px);
  display:flex;flex-direction:column;
  transform:translateY(-12px);opacity:0;visibility:hidden;
  transition:opacity .2s ease-out,transform .2s ease-out,visibility .2s;
}
.drawer.is-open{opacity:1;visibility:visible;transform:translateY(0)}
.drawer-head{display:flex;align-items:center;justify-content:space-between;height:56px;padding:0 16px;border-bottom:1px solid var(--line)}
.drawer-nav{flex:1;overflow-y:auto;padding:8px 16px}
.drawer-nav a{
  display:flex;align-items:center;height:56px;font-size:1rem;color:var(--text-2);
  border-bottom:1px solid rgba(255,255,255,.06);padding-left:14px;position:relative;
}
.drawer-nav a::before{
  content:"";position:absolute;left:0;top:50%;transform:translateY(-50%);
  width:3px;height:0;background:var(--accent);border-radius:999px;transition:height .2s ease-out;
}
.drawer-nav a.active{color:var(--text-1);font-weight:600}
.drawer-nav a.active::before{height:20px}
.drawer-foot{padding:16px;border-top:1px solid var(--line)}
.btn-block{width:100%}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border-radius:999px;border:1px solid transparent;font-weight:600;cursor:pointer;
  text-align:center;white-space:nowrap;
  transition:transform .2s ease-out,box-shadow .2s ease-out,background .2s ease-out,border-color .2s ease-out,color .2s ease-out,filter .2s ease-out;
}
.btn-lg{height:48px;padding:0 26px;font-size:.9375rem}
.btn-md{height:40px;padding:0 20px;font-size:.9375rem}
.btn-sm{height:32px;padding:0 16px;font-size:.8125rem}
.btn-primary{
  background:var(--accent);color:#1A1206;
  box-shadow:0 0 0 1px rgba(255,180,84,.6),0 0 24px -4px rgba(255,180,84,.55);
}
.btn-primary:hover{background:#FFC87D;transform:translateY(-2px);box-shadow:0 0 0 1px rgba(255,180,84,.75),0 0 32px -4px rgba(255,180,84,.6)}
.btn-primary:active{transform:translateY(0);filter:brightness(.94)}
.btn-ghost{background:transparent;border-color:rgba(255,255,255,.12);color:var(--text-1)}
.btn-ghost:hover{border-color:rgba(31,79,216,.7);box-shadow:inset 0 0 22px -12px var(--brand-glow)}
.btn-text{
  background:transparent;border:0;padding:0;color:var(--text-2);font-weight:600;
  display:inline-flex;align-items:center;gap:6px;cursor:pointer;position:relative;
}
.btn-text::after{
  content:"";position:absolute;left:0;right:18px;bottom:-3px;height:1px;background:var(--accent);
  transform:scaleX(0);transform-origin:left;transition:transform .2s ease-out;
}
.btn-text:hover{color:var(--accent)}
.btn-text:hover::after{transform:scaleX(1)}

/* ---------- 徽章 / 标签 ---------- */
.badge{
  display:inline-flex;align-items:center;gap:6px;height:22px;padding:0 10px;border-radius:999px;
  font-size:.75rem;font-weight:600;line-height:1;white-space:nowrap;
}
.badge-hot{background:rgba(255,180,84,.14);color:var(--accent);border:1px solid rgba(255,180,84,.45)}
.badge-live{background:rgba(255,107,87,.14);color:var(--accent-2);border:1px solid rgba(255,107,87,.42)}
.badge-ok{background:transparent;color:var(--ok);border:1px solid rgba(53,224,200,.5)}
.tag{
  display:inline-flex;align-items:center;height:24px;padding:0 10px;border-radius:999px;
  font-size:.75rem;color:var(--text-2);border:1px solid var(--line);background:rgba(255,255,255,.03);
  transition:color .2s ease-out,border-color .2s ease-out;
}
.tag:hover{color:var(--text-1);border-color:rgba(31,79,216,.65)}

/* ---------- 玻璃 / 卡片 ---------- */
.glass{
  background:var(--glass);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  border:1px solid var(--line);
  box-shadow:inset 0 1px 0 rgba(255,255,255,.08);
  border-radius:var(--radius-card);
}
.card{
  background:var(--glass);
  border:1px solid var(--line);
  border-radius:var(--radius-card);
  box-shadow:inset 0 1px 0 rgba(255,255,255,.08);
  transition:transform .2s ease-out,box-shadow .2s ease-out,border-color .2s ease-out;
  overflow:hidden;
}
.card:hover{
  transform:translateY(-4px);
  box-shadow:0 0 0 1px rgba(31,79,216,.55),0 12px 32px -12px var(--brand-glow);
}
.card-media{position:relative;overflow:hidden;border-radius:var(--radius-media);background:#0B1122}
.card-media img{width:100%;height:100%;object-fit:cover;transition:transform .2s ease-out}
.card:hover .card-media img{transform:scale(1.04)}
.ratio-16-9{aspect-ratio:16/9}
.ratio-1-1{aspect-ratio:1/1}
.media-badge{position:absolute;top:10px;right:10px;z-index:2}
.clamp-1{display:-webkit-box;-webkit-line-clamp:1;-webkit-box-orient:vertical;overflow:hidden}
.clamp-2{display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.clamp-3{display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}

/* ---------- 区块 ---------- */
.section{padding:var(--gap-section) 0}
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:24px}
.sec-title{font-size:1.5rem;font-weight:700;position:relative;padding-left:14px}
.sec-title::before{
  content:"";position:absolute;left:0;top:6px;bottom:6px;width:4px;border-radius:999px;
  background:var(--brand);
}
.sec-desc{margin-top:8px;font-size:.9375rem;color:var(--text-2);max-width:640px}
@media (min-width:1024px){
  .section{padding:var(--gap-section-lg) 0}
  .sec-title{font-size:1.875rem}
}

/* ---------- Hero ---------- */
.hero{position:relative;min-height:clamp(520px,72vh,760px);display:flex;align-items:flex-end;overflow:hidden;isolation:isolate}
.hero-img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;z-index:-2}
.hero-veil{
  position:absolute;inset:0;z-index:-1;
  background:
    radial-gradient(120% 90% at 12% 100%,rgba(14,42,107,.86) 0%,rgba(5,7,15,.55) 55%,rgba(5,7,15,.95) 100%),
    linear-gradient(180deg,rgba(5,7,15,.55) 0%,rgba(5,7,15,.85) 100%);
}
.hero-inner{padding:120px 0 56px;width:100%}
.hero-content{max-width:640px}
.hero-kicker{
  display:inline-flex;align-items:center;gap:8px;height:28px;padding:0 12px;border-radius:999px;
  font-size:.8125rem;color:var(--text-1);background:rgba(255,255,255,.06);
  border:1px solid var(--line);backdrop-filter:blur(10px);margin-bottom:18px;
}
.hero h1{
  font-size:clamp(2rem,4.2vw,3.5rem);
  font-weight:800;
  letter-spacing:0;
  line-height:1.22;
  margin:0 0 16px;
}
.hero-sub{font-size:1.0625rem;color:var(--text-2);margin-bottom:28px;max-width:520px}
.hero-cta{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:32px}
.hero-stats{display:flex;flex-wrap:wrap;gap:10px}
.hero-stats .stat-chip{
  display:inline-flex;align-items:center;gap:8px;height:32px;padding:0 14px;border-radius:999px;
  font-size:.8125rem;color:var(--text-2);background:rgba(255,255,255,.05);
  border:1px solid var(--line);backdrop-filter:blur(10px);
}
.hero-stats .stat-chip strong{color:var(--text-1);font-weight:700}
.hero-scroll{
  position:absolute;right:32px;bottom:32px;display:flex;align-items:center;gap:10px;
  font-size:.8125rem;color:var(--text-3);letter-spacing:0;
}
.hero-scroll .scroll-line{width:1px;height:40px;background:linear-gradient(180deg,rgba(255,255,255,.35),rgba(255,255,255,0))}
@media (max-width:1023px){
  .hero-inner{padding:96px 0 44px}
  .hero-scroll{display:none}
}
@media (max-width:639px){
  .hero{min-height:520px}
  .hero h1{font-size:clamp(1.75rem,7.4vw,2.25rem)}
  .hero-cta .btn{width:100%}
}

/* ---------- 横滑片库 ---------- */
.rail-wrap{position:relative}
.rail{
  display:flex;gap:20px;overflow-x:auto;scroll-snap-type:x mandatory;
  padding-bottom:16px;scrollbar-width:thin;
}
.rail::-webkit-scrollbar{height:6px}
.rail::-webkit-scrollbar-track{background:rgba(255,255,255,.04);border-radius:999px}
.rail::-webkit-scrollbar-thumb{background:rgba(255,255,255,.16);border-radius:999px}
.rail-card{flex:0 0 300px;scroll-snap-align:start;display:flex;flex-direction:column;padding:12px}
.rail-card .card-media{margin-bottom:12px}
.rail-card h3{font-size:1rem;font-weight:600;margin-bottom:6px}
.rail-card .meta{font-size:.8125rem;color:var(--text-3);display:flex;align-items:center;gap:10px;margin-top:auto}
.rail-more{
  flex:0 0 300px;scroll-snap-align:start;display:flex;flex-direction:column;align-items:center;
  justify-content:center;gap:12px;border:1px dashed rgba(255,255,255,.18);border-radius:var(--radius-card);
  color:var(--text-2);font-size:.9375rem;min-height:240px;transition:border-color .2s ease-out,color .2s ease-out;
}
.rail-more:hover{border-color:rgba(255,180,84,.6);color:var(--text-1)}
.rail-more .ring{
  width:44px;height:44px;border-radius:999px;display:flex;align-items:center;justify-content:center;
  border:1px solid var(--line);color:var(--accent);
}
@media (max-width:639px){
  .rail-card,.rail-more{flex:0 0 240px}
}

/* ---------- 热播推荐 ---------- */
.hot-grid{display:grid;gap:24px;grid-template-columns:1fr}
@media (min-width:1024px){
  .hot-grid{grid-template-columns:minmax(0,1.65fr) minmax(0,1fr)}
}
.hot-main{padding:14px;display:flex;flex-direction:column}
.hot-main h3{font-size:1.25rem;margin:16px 0 8px;font-weight:700}
.hot-main p{color:var(--text-2);font-size:.9375rem;margin-bottom:14px}
.hot-minor{display:grid;gap:20px;grid-template-columns:1fr;margin-top:20px}
@media (min-width:640px){.hot-minor{grid-template-columns:1fr 1fr}}
.minor-card{display:flex;gap:14px;padding:12px;align-items:center}
.minor-card .card-media{flex:0 0 112px;width:112px}
.minor-card h4{font-size:.9375rem;font-weight:600;margin-bottom:6px}
.rank-panel{padding:20px}
.rank-panel h3{font-size:1.0625rem;margin-bottom:6px}
.rank-panel .rank-note{font-size:.8125rem;color:var(--text-3);margin-bottom:14px}
.rank-item{
  display:flex;align-items:center;gap:12px;padding:12px 10px;border-radius:12px;
  transition:background .2s ease-out,color .2s ease-out;cursor:default;
}
.rank-item + .rank-item{border-top:1px solid rgba(255,255,255,.06)}
.rank-item:hover{background:rgba(31,79,216,.16)}
.rank-no{
  flex:0 0 34px;height:26px;border-radius:8px;display:inline-flex;align-items:center;justify-content:center;
  font-size:.8125rem;font-weight:700;color:var(--text-2);border:1px solid var(--line);
  transition:color .2s ease-out,border-color .2s ease-out;
}
.rank-item:hover .rank-no{color:var(--text-1);border-color:rgba(31,79,216,.7)}
.rank-item.top .rank-no{color:var(--accent);border-color:rgba(255,180,84,.6)}
.rank-body{flex:1;min-width:0}
.rank-body .rank-title{font-size:.9375rem;display:block;margin-bottom:6px}
.rank-bar{height:3px;border-radius:999px;background:rgba(255,255,255,.08);overflow:hidden}
.rank-bar i{display:block;height:100%;background:linear-gradient(90deg,var(--brand),var(--accent));border-radius:999px}

/* ---------- 数据 ---------- */
.stats-grid{display:grid;gap:20px;grid-template-columns:1fr}
@media (min-width:640px){.stats-grid{grid-template-columns:1fr 1fr}}
@media (min-width:1024px){.stats-grid{grid-template-columns:repeat(4,1fr)}}
.stat-card{padding:24px 20px;position:relative;overflow:hidden}
.stat-card .stat-label{font-size:.8125rem;color:var(--text-3);margin-bottom:8px}
.stat-card .stat-num{font-size:2rem;font-weight:800;color:var(--text-1);line-height:1.2;font-variant-numeric:tabular-nums}
.stat-card .stat-num small{font-size:.9375rem;font-weight:600;color:var(--accent);margin-left:4px}
.stat-card .stat-foot{font-size:.8125rem;color:var(--text-2);margin-top:8px}
.stat-card .stat-rule{position:absolute;left:0;top:24px;bottom:24px;width:3px;background:var(--brand);border-radius:999px}

/* ---------- 片单 Tab ---------- */
.tabs{display:flex;gap:8px;overflow-x:auto;border-bottom:1px solid var(--line);margin-bottom:24px;padding-bottom:2px}
.tabs::-webkit-scrollbar{height:0}
.tab-btn{
  background:transparent;border:0;color:var(--text-2);font-size:.9375rem;font-weight:600;
  padding:10px 14px;cursor:pointer;position:relative;white-space:nowrap;transition:color .2s ease-out;
}
.tab-btn::after{
  content:"";position:absolute;left:12px;right:12px;bottom:-3px;height:2px;background:var(--accent);
  transform:scaleX(0);transform-origin:left;transition:transform .2s ease-out;
}
.tab-btn[aria-selected="true"]{color:var(--text-1)}
.tab-btn[aria-selected="true"]::after{transform:scaleX(1)}
.tab-panel{display:none}
.tab-panel.is-active{display:block}
.play-grid{display:grid;gap:20px;grid-template-columns:1fr}
@media (min-width:640px){.play-grid{grid-template-columns:1fr 1fr}}
@media (min-width:1024px){.play-grid{grid-template-columns:repeat(3,1fr)}}
.play-card{padding:12px;display:flex;flex-direction:column}
.play-card h3{font-size:1.0625rem;font-weight:600;margin:14px 0 6px}
.play-card .meta{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-top:12px;font-size:.8125rem;color:var(--text-3)}

/* ---------- 最新信息 ---------- */
.latest-list{display:grid;gap:0;grid-template-columns:1fr}
@media (min-width:1024px){.latest-list{grid-template-columns:1fr 1fr;column-gap:40px}}
.latest-item{
  display:flex;gap:16px;padding:20px 0;border-top:1px solid var(--line);align-items:flex-start;
}
.latest-thumb{
  flex:0 0 132px;width:132px;border-radius:var(--radius-media);overflow:hidden;position:relative;background:#0B1122;
}
.latest-thumb .thumb-fallback{
  width:100%;height:100%;display:flex;align-items:center;justify-content:center;
  background:linear-gradient(140deg,var(--brand),var(--brand-2));
  font-size:1.5rem;font-weight:800;color:#fff;
}
.latest-body{flex:1;min-width:0}
.latest-body h3{font-size:1rem;font-weight:600;margin-bottom:6px;transition:color .2s ease-out}
.latest-item:hover .latest-body h3{color:var(--accent)}
.latest-body p{font-size:.875rem;color:var(--text-2);line-height:1.75}
.latest-meta{display:flex;flex-wrap:wrap;align-items:center;gap:10px;margin-top:10px;font-size:.8125rem;color:var(--text-3)}
.latest-action{
  flex:0 0 auto;align-self:center;font-size:.8125rem;font-weight:600;color:var(--text-2);
  display:inline-flex;align-items:center;gap:4px;transition:color .2s ease-out;
}
.latest-item:hover .latest-action{color:var(--accent)}
.empty-state{
  min-height:200px;border:1px dashed rgba(255,255,255,.16);border-radius:var(--radius-card);
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:12px;
  text-align:center;padding:32px 20px;color:var(--text-2);
}
.empty-state .empty-icon{
  width:96px;height:96px;border-radius:var(--radius-card);border:1px solid var(--line);
  display:flex;align-items:center;justify-content:center;color:var(--text-3);
}
.empty-state .empty-tip{font-size:1rem;font-weight:600;color:var(--text-1)}
.empty-state .empty-sub{font-size:.8125rem;color:var(--text-3)}
@media (max-width:639px){
  .latest-thumb{flex:0 0 96px;width:96px}
  .latest-action{display:none}
}

/* ---------- CTA 面板 ---------- */
.cta-panel{
  position:relative;overflow:hidden;border-radius:var(--radius-card);
  padding:32px 24px;min-height:220px;
  display:flex;flex-direction:column;gap:22px;
  background:rgba(255,255,255,.05);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  border:1px solid var(--line);
  box-shadow:inset 0 1px 0 rgba(255,255,255,.08);
}
.cta-panel::after{
  content:"";position:absolute;right:-80px;top:-60px;width:320px;height:320px;
  background:radial-gradient(circle,rgba(255,180,84,.24) 0%,rgba(255,180,84,0) 70%);
  pointer-events:none;
}
.cta-panel h2{font-size:1.5rem;font-weight:700;margin-bottom:10px;position:relative}
.cta-panel p{color:var(--text-2);font-size:.9375rem;max-width:560px;position:relative}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;position:relative}
@media (min-width:1024px){
  .cta-panel{flex-direction:row;align-items:center;justify-content:space-between;padding:40px;min-height:260px}
  .cta-panel h2{font-size:1.75rem}
}
@media (max-width:639px){
  .cta-actions .btn{width:100%}
}

/* ---------- FAQ ---------- */
.faq-list{display:grid;gap:14px;max-width:880px}
.faq-item{
  border:1px solid var(--line);border-radius:var(--radius-card);background:var(--glass);
  overflow:hidden;transition:border-color .2s ease-out,box-shadow .2s ease-out;
}
.faq-item[open]{border-color:rgba(31,79,216,.5);box-shadow:0 0 0 1px rgba(31,79,216,.35)}
.faq-item summary{
  list-style:none;cursor:pointer;padding:18px 20px;display:flex;align-items:center;justify-content:space-between;
  gap:16px;font-size:1rem;font-weight:600;color:var(--text-1);
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-icon{
  flex:0 0 auto;width:24px;height:24px;border-radius:999px;border:1px solid var(--line);
  position:relative;transition:border-color .2s ease-out,transform .2s ease-out;
}
.faq-icon::before,.faq-icon::after{
  content:"";position:absolute;left:50%;top:50%;background:var(--text-2);border-radius:999px;
  transform:translate(-50%,-50%);transition:background .2s ease-out,opacity .2s ease-out;
}
.faq-icon::before{width:10px;height:1.5px}
.faq-icon::after{width:1.5px;height:10px}
.faq-item[open] .faq-icon{border-color:rgba(255,180,84,.6);transform:rotate(180deg)}
.faq-item[open] .faq-icon::before{background:var(--accent)}
.faq-item[open] .faq-icon::after{opacity:0}
.faq-body{padding:0 20px 20px;color:var(--text-2);font-size:.9375rem;line-height:1.8}

/* ---------- 页脚 ---------- */
.site-footer{
  margin-top:48px;background:var(--bg-1);border-top:1px solid var(--line);
  padding:48px 0 0;
}
.footer-grid{display:grid;gap:32px;grid-template-columns:1fr}
@media (min-width:768px){.footer-grid{grid-template-columns:1.4fr 1fr 1fr 1.2fr}}
.footer-brand .logo{margin-bottom:14px}
.footer-brand p{font-size:.875rem;color:var(--text-2);max-width:320px;margin-bottom:16px}
.footer-contact-icons{display:flex;gap:10px}
.footer h4{font-size:.9375rem;font-weight:600;margin-bottom:16px;color:var(--text-1)}
.footer-links li + li{margin-top:10px}
.footer-links a{font-size:.875rem;color:var(--text-2);transition:color .2s ease-out}
.footer-links a:hover{color:var(--accent)}
.footer-info{font-size:.875rem;color:var(--text-2);line-height:1.9}
.footer-info span{color:var(--text-1)}
.footer-bottom{
  margin-top:40px;border-top:1px solid var(--line);padding:20px 0;
  display:flex;flex-wrap:wrap;gap:10px;align-items:center;justify-content:space-between;
  font-size:.8125rem;color:var(--text-3);
}
.footer-bottom a{color:var(--text-3)}
.footer-bottom a:hover{color:var(--accent)}

/* ---------- 动效 ---------- */
@keyframes fadeUp{
  from{opacity:0;transform:translateY(12px)}
  to{opacity:1;transform:translateY(0)}
}
.fade-up{animation:fadeUp .5s ease-out both}
.fade-up.delay-1{animation-delay:.08s}
.fade-up.delay-2{animation-delay:.16s}
.fade-up.delay-3{animation-delay:.24s}
@media (prefers-reduced-motion: reduce){
  *,*::before,*::after{animation:none!important;transition:none!important}
  html{scroll-behavior:auto}
}

/* roulang page: article */
:root{
  --bg-0:#05070F;
  --bg-1:#0A0F1E;
  --glass:rgba(255,255,255,0.05);
  --line:rgba(255,255,255,0.10);
  --brand:#1F4FD8;
  --brand-2:#0E2A6B;
  --brand-glow:rgba(31,79,216,0.45);
  --accent:#FFB454;
  --accent-2:#FF6B57;
  --ok:#35E0C8;
  --text-1:#F3F6FF;
  --text-2:#A8B4CC;
  --text-3:#6C7894;
  --radius-card:16px;
  --radius-pic:12px;
  --container:1200px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  min-height:100%;
  font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",-apple-system,"Segoe UI",sans-serif;
  font-size:1rem;
  line-height:1.8;
  color:var(--text-1);
  background:linear-gradient(180deg,var(--bg-0) 0%,var(--bg-1) 100%);
  background-attachment:fixed;
  letter-spacing:0;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
body::before{
  content:"";
  position:fixed;
  inset:0;
  pointer-events:none;
  z-index:0;
  background:
    radial-gradient(680px 520px at 8% -6%, rgba(31,79,216,.18), transparent 70%),
    radial-gradient(560px 460px at 104% 104%, rgba(255,180,84,.10), transparent 70%);
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;transition:color .2s ease-out,border-color .2s ease-out;}
button,input,select,textarea{font:inherit;color:inherit;}
h1,h2,h3,h4{margin:0;line-height:1.25;font-weight:700;}
p{margin:0 0 .9em;}
p:last-child{margin-bottom:0;}
ul{margin:0;padding:0;list-style:none;}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px;}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 16px;position:relative;z-index:1;}
@media(min-width:640px){.container{padding:0 24px;}}
@media(min-width:1024px){.container{padding:0 32px;}}
.tnum{font-variant-numeric:tabular-nums;}

/* ===== 活动条 ===== */
.topbar{
  position:relative;
  z-index:60;
  background:rgba(10,15,30,.92);
  border-bottom:1px solid var(--line);
  font-size:.8125rem;
  color:var(--text-2);
}
.topbar-inner{display:flex;align-items:center;justify-content:space-between;gap:12px;height:34px;}
.topbar-left{display:flex;align-items:center;gap:8px;min-width:0;}
.status-dot{width:7px;height:7px;border-radius:50%;background:var(--ok);box-shadow:0 0 0 1px rgba(53,224,200,.6);flex:none;}
.topbar-left span{white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}
.countdown{color:var(--accent);font-weight:600;letter-spacing:.5px;}
@media(max-width:639px){.topbar-left span{font-size:.75rem;}}

/* ===== 导航 ===== */
.site-header{
  position:sticky;
  top:0;
  z-index:50;
  background:rgba(5,7,15,.72);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);
  box-shadow:inset 0 1px 0 rgba(255,255,255,.06);
  transition:background .2s ease-out;
}
.site-header.scrolled{background:rgba(5,7,15,.94);}
.nav-inner{display:flex;align-items:center;justify-content:space-between;gap:16px;height:56px;}
@media(min-width:1024px){.nav-inner{height:64px;}}
.logo{display:flex;align-items:center;gap:10px;flex:none;}
.logo-mark{
  width:32px;height:32px;border-radius:10px;
  display:flex;align-items:center;justify-content:center;
  background:linear-gradient(135deg,var(--brand),var(--brand-2));
  box-shadow:0 0 0 1px rgba(31,79,216,.6),0 0 18px -6px var(--brand-glow);
  font-size:.8125rem;font-weight:800;color:#fff;letter-spacing:.5px;
}
.logo-text{font-size:1rem;font-weight:800;color:var(--text-1);white-space:nowrap;}
.nav-links{display:none;align-items:center;gap:28px;}
@media(min-width:1024px){.nav-links{display:flex;}}
.nav-link{
  position:relative;
  display:inline-block;
  padding:8px 0;
  font-size:.9375rem;
  color:var(--text-2);
}
.nav-link::after{
  content:"";
  position:absolute;left:0;right:0;bottom:0;height:2px;
  background:var(--accent);border-radius:2px;
  transform:scaleX(0);transform-origin:left;
  transition:transform .2s ease-out;
}
.nav-link:hover{color:var(--text-1);}
.nav-link:hover::after{transform:scaleX(1);}
.nav-link.active{color:var(--text-1);font-weight:600;}
.nav-link.active::after{transform:scaleX(1);}
.nav-actions{display:flex;align-items:center;gap:10px;}
.icon-btn{
  width:36px;height:36px;border-radius:999px;
  display:inline-flex;align-items:center;justify-content:center;
  color:var(--text-2);
  background:var(--glass);
  box-shadow:0 0 0 1px var(--line);
  transition:color .2s ease-out,box-shadow .2s ease-out,transform .2s ease-out;
  cursor:pointer;
}
.icon-btn:hover{color:var(--text-1);box-shadow:0 0 0 1px rgba(31,79,216,.55),0 0 20px -6px var(--brand-glow);transform:translateY(-2px);}
.hamburger{display:inline-flex;}
@media(min-width:1024px){.hamburger{display:none;}}
.mobile-drawer{
  position:fixed;inset:0;z-index:80;
  background:rgba(5,7,15,.96);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  display:none;
  flex-direction:column;
  padding:24px 20px 28px;
}
.mobile-drawer.open{display:flex;}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:18px;}
.drawer-links{display:flex;flex-direction:column;flex:1;}
.drawer-links a{
  font-size:1rem;line-height:56px;height:56px;
  border-bottom:1px solid var(--line);
  color:var(--text-2);
}
.drawer-links a.active{color:var(--accent);font-weight:600;}
.drawer-cta{margin-top:18px;}

/* ===== 按钮 ===== */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border:none;border-radius:999px;cursor:pointer;
  font-weight:600;white-space:nowrap;
  transition:transform .2s ease-out,box-shadow .2s ease-out,background .2s ease-out,color .2s ease-out;
}
.btn-lg{height:48px;padding:0 26px;font-size:1rem;}
.btn-md{height:40px;padding:0 20px;font-size:.9375rem;}
.btn-sm{height:32px;padding:0 14px;font-size:.8125rem;}
.btn-primary{
  background:var(--accent);color:#141008;
  box-shadow:0 0 0 1px rgba(255,180,84,.6),0 0 24px -4px rgba(255,180,84,.55);
}
.btn-primary:hover{background:#FFC677;box-shadow:0 0 0 1px rgba(255,180,84,.75),0 0 32px -4px rgba(255,180,84,.6);transform:translateY(-2px);}
.btn-primary:active{transform:translateY(0);filter:brightness(.94);}
.btn-outline{
  background:transparent;color:var(--text-1);
  box-shadow:0 0 0 1px rgba(255,255,255,.12);
}
.btn-outline:hover{box-shadow:0 0 0 1px rgba(31,79,216,.6),inset 0 0 20px -8px var(--brand-glow);transform:translateY(-2px);}
.btn-ghost{
  background:transparent;color:var(--text-2);padding:0;height:auto;border-radius:0;position:relative;
}
.btn-ghost::after{
  content:"";position:absolute;left:0;right:0;bottom:-3px;height:1px;background:var(--accent);
  transform:scaleX(0);transform-origin:left;transition:transform .2s ease-out;
}
.btn-ghost:hover{color:var(--text-1);}
.btn-ghost:hover::after{transform:scaleX(1);}

/* ===== 徽章 ===== */
.badge{
  display:inline-flex;align-items:center;height:22px;padding:0 10px;
  border-radius:999px;font-size:.75rem;font-weight:600;line-height:1;
}
.badge-amber{background:rgba(255,180,84,.14);color:var(--accent);box-shadow:0 0 0 1px rgba(255,180,84,.35);}
.badge-coral{background:rgba(255,107,87,.14);color:var(--accent-2);box-shadow:0 0 0 1px rgba(255,107,87,.35);}
.badge-ok{background:rgba(53,224,200,.10);color:var(--ok);box-shadow:0 0 0 1px rgba(53,224,200,.35);}
.badge-plain{background:var(--glass);color:var(--text-2);box-shadow:0 0 0 1px var(--line);}

/* ===== 内页横幅 ===== */
.page-hero{
  position:relative;
  overflow:hidden;
  border-bottom:1px solid var(--line);
}
.page-hero-bg{
  position:absolute;inset:0;
  background-image:url("/assets/images/backpic/back-2.webp");
  background-size:cover;background-position:center;
  opacity:.5;
}
.page-hero-mask{
  position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(5,7,15,.55) 0%,rgba(5,7,15,.86) 60%,rgba(5,7,15,.96) 100%);
}
.page-hero-inner{position:relative;padding:34px 0 38px;}
@media(min-width:1024px){.page-hero-inner{padding:46px 0 52px;}}
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:6px;font-size:.8125rem;color:var(--text-3);margin-bottom:16px;}
.crumb a{color:var(--text-2);}
.crumb a:hover{color:var(--accent);}
.crumb .sep{color:var(--text-3);}
.crumb .now{color:var(--text-1);}
.page-title{
  font-size:clamp(1.6rem,3vw,2.25rem);
  font-weight:700;
  line-height:1.3;
  max-width:920px;
}
.meta-row{display:flex;flex-wrap:wrap;align-items:center;gap:10px;margin-top:16px;font-size:.8125rem;color:var(--text-3);}
.meta-row .tag-link{
  color:var(--accent);font-size:.75rem;font-weight:600;
  padding:3px 10px;border-radius:999px;
  background:rgba(255,180,84,.12);box-shadow:0 0 0 1px rgba(255,180,84,.3);
}
.meta-row .tag-link:hover{background:rgba(255,180,84,.2);}
.meta-sep{width:1px;height:12px;background:var(--line);display:inline-block;}

/* ===== 文章布局 ===== */
.article-section{padding:40px 0 48px;}
@media(min-width:1024px){.article-section{padding:56px 0 80px;}}
.article-layout{display:grid;grid-template-columns:1fr;gap:40px;}
@media(min-width:1024px){.article-layout{grid-template-columns:minmax(0,1fr) 300px;gap:48px;align-items:start;}}
.article-main{min-width:0;}

.article-body{
  max-width:760px;
  font-size:1.0625rem;
  line-height:1.9;
  color:var(--text-1);
  word-break:break-word;
}
.article-body p{margin:0 0 1.2em;color:var(--text-1);}
.article-body h2{
  font-size:1.375rem;font-weight:700;line-height:1.35;
  margin:32px 0 16px;padding-left:14px;position:relative;
}
.article-body h2::before{
  content:"";position:absolute;left:0;top:.22em;bottom:.18em;width:4px;border-radius:2px;
  background:var(--accent);
}
.article-body h3{
  font-size:1.125rem;font-weight:600;margin:26px 0 12px;padding-left:18px;position:relative;
}
.article-body h3::before{
  content:"";position:absolute;left:0;top:.5em;width:8px;height:8px;border-radius:2px;background:var(--brand);
}
.article-body ul,.article-body ol{margin:0 0 1.2em;padding-left:0;}
.article-body ul li{position:relative;padding-left:18px;margin-bottom:.5em;line-height:1.8;color:var(--text-2);}
.article-body ul li::before{
  content:"";position:absolute;left:0;top:.72em;width:6px;height:6px;border-radius:50%;background:var(--accent);
}
.article-body ol{counter-reset:li;padding-left:0;}
.article-body ol li{position:relative;padding-left:26px;margin-bottom:.5em;color:var(--text-2);}
.article-body ol li::before{
  counter-increment:li;content:counter(li,decimal-leading-zero);
  position:absolute;left:0;top:.1em;font-size:.8125rem;color:var(--accent);font-weight:700;
}
.article-body blockquote{
  margin:24px 0;padding:16px 20px;
  border-left:3px solid var(--brand);
  border-radius:0 var(--radius-pic) var(--radius-pic) 0;
  background:var(--glass);
  box-shadow:inset 0 1px 0 rgba(255,255,255,.06);
  color:var(--text-2);font-style:normal;
}
.article-body blockquote p:last-child{margin-bottom:0;}
.article-body img{border-radius:var(--radius-pic);box-shadow:0 0 0 1px var(--line);margin:8px 0 12px;}
.article-body figure{margin:24px 0;}
.article-body figcaption{text-align:center;font-size:.8125rem;color:var(--text-3);margin-top:12px;}
.article-body a{color:#7FA3F5;border-bottom:1px dashed rgba(127,163,245,.55);}
.article-body a:hover{color:var(--accent);border-bottom-color:rgba(255,180,84,.6);}
.article-body strong{color:var(--text-1);background:rgba(255,180,84,.14);border-radius:3px;padding:0 3px;}
.article-body table{
  width:100%;border-collapse:collapse;margin:22px 0;font-size:.9375rem;
  box-shadow:0 0 0 1px var(--line);border-radius:var(--radius-pic);overflow:hidden;
}
.article-body thead th{background:var(--bg-1);color:var(--text-1);font-weight:600;text-align:left;}
.article-body th,.article-body td{padding:12px;border-bottom:1px solid var(--line);color:var(--text-2);}
.article-body pre{
  background:var(--bg-1);border-radius:var(--radius-pic);padding:16px 18px;overflow-x:auto;
  box-shadow:0 0 0 1px var(--line);margin:22px 0;
}
.article-body code{font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:.875rem;color:#9FE8D6;}
.article-body pre code{color:var(--text-2);}
.article-body hr{border:none;border-top:1px solid var(--line);margin:32px 0;}

.empty-state{
  max-width:760px;
  padding:40px 24px;
  border-radius:var(--radius-card);
  background:var(--glass);
  box-shadow:0 0 0 1px var(--line);
  text-align:center;
}
.empty-icon{
  width:96px;height:96px;margin:0 auto 18px;
  border-radius:20px;border:1px dashed rgba(255,255,255,.18);
  display:flex;align-items:center;justify-content:center;color:var(--text-3);
}
.empty-state h2{font-size:1.25rem;margin-bottom:10px;}
.empty-state p{color:var(--text-2);font-size:.9375rem;margin-bottom:18px;}

/* 文末标签与入口 */
.tag-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:36px;}
.tag-pill{
  display:inline-flex;align-items:center;height:30px;padding:0 14px;border-radius:999px;
  font-size:.8125rem;color:var(--text-2);background:var(--glass);
  box-shadow:0 0 0 1px var(--line);
  transition:color .2s ease-out,box-shadow .2s ease-out,transform .2s ease-out;
}
.tag-pill:hover{color:var(--text-1);box-shadow:0 0 0 1px rgba(31,79,216,.6),0 0 18px -6px var(--brand-glow);transform:translateY(-2px);}
.entry-row{
  display:flex;flex-wrap:wrap;gap:12px;margin-top:28px;padding-top:28px;border-top:1px solid var(--line);
}

/* 侧栏 */
.sidebar{display:flex;flex-direction:column;gap:20px;}
@media(min-width:1024px){.sidebar{position:sticky;top:96px;}}
.side-card{
  border-radius:var(--radius-card);
  background:var(--glass);
  box-shadow:0 0 0 1px var(--line),inset 0 1px 0 rgba(255,255,255,.08);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  padding:20px;
}
.side-title{font-size:.9375rem;font-weight:700;margin-bottom:14px;display:flex;align-items:center;gap:8px;}
.side-title::before{content:"";width:4px;height:14px;border-radius:2px;background:var(--accent);}
.side-list li+li{border-top:1px solid var(--line);}
.side-list a{
  display:block;padding:11px 0;font-size:.875rem;color:var(--text-2);line-height:1.6;
  transition:color .2s ease-out,padding-left .2s ease-out;
}
.side-list a:hover{color:var(--text-1);padding-left:4px;}
.side-list .idx{color:var(--accent);font-weight:700;font-size:.75rem;margin-right:8px;}
.side-cta{
  background:linear-gradient(160deg,rgba(31,79,216,.22),rgba(10,15,30,.9));
  position:relative;overflow:hidden;
}
.side-cta::after{
  content:"";position:absolute;right:-40px;bottom:-50px;width:160px;height:160px;border-radius:50%;
  background:radial-gradient(circle,rgba(255,180,84,.22),transparent 70%);
}
.side-cta p{font-size:.875rem;color:var(--text-2);margin:8px 0 16px;position:relative;z-index:1;}
.side-cta h3{font-size:1rem;position:relative;z-index:1;}

/* 相关推荐 */
.related-section{padding:0 0 56px;}
@media(min-width:1024px){.related-section{padding:0 0 80px;}}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:24px;}
.section-title{font-size:1.5rem;font-weight:700;}
@media(min-width:1024px){.section-title{font-size:1.875rem;}}
.section-sub{font-size:.875rem;color:var(--text-2);margin-top:8px;}
.card-grid{display:grid;grid-template-columns:1fr;gap:20px;}
@media(min-width:640px){.card-grid{grid-template-columns:repeat(2,1fr);}}
@media(min-width:1024px){.card-grid{grid-template-columns:repeat(3,1fr);gap:24px;}}
.post-card{
  display:flex;flex-direction:column;height:100%;
  border-radius:var(--radius-card);overflow:hidden;
  background:var(--glass);
  box-shadow:0 0 0 1px var(--line);
  transition:transform .2s ease-out,box-shadow .2s ease-out;
}
.post-card:hover{transform:translateY(-4px);box-shadow:0 0 0 1px rgba(31,79,216,.55),0 12px 32px -12px var(--brand-glow);}
.post-cover{position:relative;aspect-ratio:16/9;overflow:hidden;}
.post-cover img{width:100%;height:100%;object-fit:cover;transition:transform .2s ease-out;}
.post-card:hover .post-cover img{transform:scale(1.04);}
.post-cover .badge{position:absolute;top:12px;right:12px;backdrop-filter:blur(6px);}
.post-body{padding:16px 18px 18px;}
.post-body h3{font-size:1.0625rem;font-weight:600;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.post-body p{
  font-size:.875rem;color:var(--text-2);margin:10px 0 14px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.post-meta{display:flex;flex-wrap:wrap;align-items:center;gap:10px;font-size:.8125rem;color:var(--text-3);}

/* CTA 面板 */
.cta-panel{
  position:relative;overflow:hidden;
  border-radius:var(--radius-card);
  padding:28px 24px;
  background:linear-gradient(120deg,rgba(31,79,216,.20),rgba(10,15,30,.92));
  box-shadow:0 0 0 1px var(--line),inset 0 1px 0 rgba(255,255,255,.08);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  display:flex;flex-direction:column;gap:20px;
}
.cta-panel::after{
  content:"";position:absolute;left:50%;top:-80px;width:320px;height:220px;transform:translateX(-50%);
  background:radial-gradient(circle,rgba(255,180,84,.16),transparent 70%);pointer-events:none;
}
@media(min-width:1024px){
  .cta-panel{flex-direction:row;align-items:center;justify-content:space-between;padding:34px 36px;min-height:220px;}
}
.cta-panel h2{font-size:1.375rem;position:relative;z-index:1;}
.cta-panel p{font-size:.9375rem;color:var(--text-2);margin-top:10px;position:relative;z-index:1;}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px;position:relative;z-index:1;}
@media(max-width:639px){.cta-actions .btn{width:100%;}}

/* 页脚 */
.site-footer{
  background:var(--bg-1);
  border-top:1px solid var(--line);
  padding:48px 0 0;
  position:relative;
  z-index:1;
}
.footer-grid{display:grid;grid-template-columns:1fr;gap:32px;}
@media(min-width:768px){.footer-grid{grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:28px;}}
.footer-brand .logo{margin-bottom:14px;}
.footer-brand p{font-size:.875rem;color:var(--text-2);max-width:340px;}
.footer-contact-icons{display:flex;gap:10px;margin-top:16px;}
.footer h4{font-size:.9375rem;margin-bottom:14px;}
.footer-links li{margin-bottom:10px;}
.footer-links a{font-size:.875rem;color:var(--text-2);}
.footer-links a:hover{color:var(--accent);}
.footer-info{font-size:.875rem;color:var(--text-2);line-height:2;}
.footer-info span{color:var(--text-1);}
.footer-bottom{
  margin-top:36px;padding:18px 0;border-top:1px solid var(--line);
  display:flex;flex-wrap:wrap;gap:8px;justify-content:space-between;
  font-size:.8125rem;color:var(--text-3);
}
@media(max-width:639px){
  .mobile-drawer .btn{width:100%;}
  .footer-bottom{flex-direction:column;}
}

@media (prefers-reduced-motion: reduce){
  *{animation:none!important;transition:none!important;}
}

/* roulang page: category1 */
:root{
  --bg-0:#05070F;
  --bg-1:#0A0F1E;
  --glass:rgba(255,255,255,0.05);
  --line:rgba(255,255,255,0.10);
  --brand:#1F4FD8;
  --brand-2:#0E2A6B;
  --brand-glow:rgba(31,79,216,0.45);
  --accent:#FFB454;
  --accent-2:#FF6B57;
  --ok:#35E0C8;
  --text-1:#F3F6FF;
  --text-2:#A8B4CC;
  --text-3:#6C7894;
  --r-card:16px;
  --r-pic:12px;
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;}
body{
  margin:0;
  min-height:100vh;
  background:linear-gradient(180deg,var(--bg-0) 0%,var(--bg-1) 55%,#05070F 100%);
  color:var(--text-1);
  font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",-apple-system,"Segoe UI",sans-serif;
  font-size:1rem;
  line-height:1.8;
  letter-spacing:0;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
body::before,
body::after{
  content:"";
  position:fixed;
  z-index:-1;
  pointer-events:none;
  border-radius:50%;
  filter:blur(70px);
}
body::before{
  top:-160px;left:-140px;
  width:520px;height:520px;
  background:radial-gradient(circle,rgba(31,79,216,0.34),transparent 68%);
  opacity:.18;
}
body::after{
  bottom:-200px;right:-160px;
  width:560px;height:560px;
  background:radial-gradient(circle,rgba(255,180,84,0.28),transparent 70%);
  opacity:.16;
}
h1,h2,h3,h4{line-height:1.25;margin:0;font-weight:700;letter-spacing:0;}
p{margin:0 0 .9em;}
a{color:inherit;text-decoration:none;}
img{max-width:100%;display:block;border-style:none;}
button{font:inherit;color:inherit;}
ul{margin:0;padding:0;list-style:none;}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px;}
::selection{background:rgba(31,79,216,.45);color:#fff;}
::-webkit-scrollbar{width:10px;height:10px;}
::-webkit-scrollbar-track{background:var(--bg-0);}
::-webkit-scrollbar-thumb{background:rgba(255,255,255,.14);border-radius:999px;border:2px solid var(--bg-0);}
::-webkit-scrollbar-thumb:hover{background:rgba(31,79,216,.7);}

.container{width:100%;max-width:1200px;margin:0 auto;padding:0 16px;}

/* ============ 顶部活动条 ============ */
.topbar{
  border-bottom:1px solid var(--line);
  background:rgba(5,7,15,.6);
}
.topbar-inner{
  height:30px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  font-size:.8125rem;
  color:var(--text-2);
}
.status-chip{display:inline-flex;align-items:center;gap:8px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}
.status-chip .dot{width:6px;height:6px;border-radius:50%;background:var(--ok);box-shadow:0 0 8px rgba(53,224,200,.8);flex:none;}
.countdown{
  color:var(--accent);
  font-variant-numeric:tabular-nums;
  font-weight:600;
  letter-spacing:.02em;
  white-space:nowrap;
}

/* ============ 导航 ============ */
.site-header{
  position:sticky;
  top:0;
  z-index:50;
  background:rgba(10,15,30,.72);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);
  box-shadow:inset 0 1px 0 rgba(255,255,255,.08);
  transition:background .2s ease-out;
}
.site-header.scrolled{background:rgba(5,7,15,.94);}
.nav-wrap{
  display:flex;
  align-items:center;
  gap:20px;
  height:64px;
}
.logo{
  display:inline-flex;
  align-items:center;
  gap:10px;
  flex:none;
}
.logo-mark{
  width:30px;height:30px;
  border-radius:9px;
  display:grid;
  place-items:center;
  background:linear-gradient(135deg,var(--brand),var(--brand-2));
  color:#fff;
  font-size:.8125rem;
  font-weight:800;
  letter-spacing:.02em;
  flex:none;
}
.logo-text{font-size:1rem;font-weight:700;color:var(--text-1);white-space:nowrap;}
.nav-links{display:flex;align-items:center;gap:2px;margin-left:12px;}
.nav-link{
  position:relative;
  display:inline-flex;
  align-items:center;
  height:64px;
  padding:0 14px;
  color:var(--text-2);
  font-size:.9375rem;
  font-weight:500;
  transition:color .2s ease-out;
}
.nav-link::after{
  content:"";
  position:absolute;
  left:14px;right:14px;bottom:0;
  height:2px;
  background:var(--accent);
  transform:scaleX(0);
  transform-origin:left;
  transition:transform .2s ease-out;
}
.nav-link:hover{color:var(--text-1);}
.nav-link:hover::after{transform:scaleX(1);}
.nav-link.active{color:var(--text-1);font-weight:600;}
.nav-link.active::after{transform:scaleX(1);}
.nav-actions{margin-left:auto;display:flex;align-items:center;gap:12px;}
.icon-btn{
  width:36px;height:36px;
  border-radius:999px;
  display:grid;
  place-items:center;
  border:1px solid var(--line);
  background:var(--glass);
  color:var(--text-2);
  transition:color .2s ease-out,border-color .2s ease-out,box-shadow .2s ease-out;
}
.icon-btn:hover{
  color:var(--text-1);
  border-color:rgba(31,79,216,.7);
  box-shadow:0 0 0 1px rgba(31,79,216,.35),0 0 18px -6px var(--brand-glow);
}
.nav-toggle{
  display:none;
  width:44px;height:44px;
  border-radius:12px;
  border:1px solid var(--line);
  background:var(--glass);
  align-items:center;
  justify-content:center;
  cursor:pointer;
}
.nav-toggle span{
  display:block;
  width:18px;height:2px;
  background:var(--text-1);
  border-radius:2px;
  position:relative;
}
.nav-toggle span::before,
.nav-toggle span::after{
  content:"";
  position:absolute;left:0;
  width:18px;height:2px;
  background:var(--text-1);
  border-radius:2px;
}
.nav-toggle span::before{top:-6px;}
.nav-toggle span::after{top:6px;}

/* 移动抽屉 */
.mobile-drawer{
  position:fixed;
  inset:0;
  z-index:60;
  display:flex;
  flex-direction:column;
  padding:24px 20px 20px;
  background:rgba(5,7,15,.96);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  transform:translateY(-100%);
  transition:transform .25s ease-out;
  visibility:hidden;
}
.mobile-drawer.open{transform:translateY(0);visibility:visible;}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:16px;}
.drawer-close{
  width:44px;height:44px;border-radius:12px;
  border:1px solid var(--line);background:var(--glass);
  color:var(--text-1);font-size:1.125rem;cursor:pointer;
}
.drawer-links{display:flex;flex-direction:column;}
.drawer-links a{
  display:flex;
  align-items:center;
  height:56px;
  font-size:1rem;
  color:var(--text-2);
  border-bottom:1px solid var(--line);
  padding-left:12px;
  border-left:2px solid transparent;
  transition:color .2s ease-out,border-color .2s ease-out;
}
.drawer-links a:hover,
.drawer-links a.active{color:var(--text-1);border-left-color:var(--accent);}
.drawer-cta{margin-top:auto;padding-top:20px;}
.drawer-cta .btn{width:100%;}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  height:40px;
  padding:0 20px;
  border-radius:999px;
  border:1px solid transparent;
  font-size:.9375rem;
  font-weight:600;
  cursor:pointer;
  white-space:nowrap;
  transition:transform .2s ease-out,box-shadow .2s ease-out,background .2s ease-out,color .2s ease-out,border-color .2s ease-out,filter .2s ease-out;
}
.btn-lg{height:48px;padding:0 26px;font-size:1rem;}
.btn-sm{height:32px;padding:0 14px;font-size:.8125rem;}
.btn-primary{
  background:var(--accent);
  color:#171D2E;
  box-shadow:0 0 0 1px rgba(255,180,84,.6),0 0 24px -4px rgba(255,180,84,.55);
}
.btn-primary:hover{
  filter:brightness(1.08);
  transform:translateY(-2px);
  box-shadow:0 0 0 1px rgba(255,180,84,.78),0 0 32px -4px rgba(255,180,84,.6);
}
.btn-primary:active{transform:translateY(0);filter:brightness(.94);}
.btn-secondary{
  background:transparent;
  border-color:rgba(255,255,255,.12);
  color:var(--text-1);
}
.btn-secondary:hover{
  border-color:rgba(31,79,216,.75);
  box-shadow:inset 0 0 22px -10px var(--brand-glow);
  transform:translateY(-2px);
}
.btn-secondary:active{transform:translateY(0);}
.btn-ghost{
  height:auto;
  padding:0;
  background:transparent;
  border:0;
  color:var(--text-2);
  position:relative;
  font-weight:600;
}
.btn-ghost::after{
  content:"";
  position:absolute;
  left:0;right:0;bottom:-3px;
  height:1px;
  background:var(--accent);
  transform:scaleX(0);
  transform-origin:left;
  transition:transform .2s ease-out;
}
.btn-ghost:hover{color:var(--text-1);}
.btn-ghost:hover::after{transform:scaleX(1);}

/* ============ 面包屑 ============ */
.crumb{
  display:flex;
  align-items:center;
  gap:8px;
  font-size:.8125rem;
  color:var(--text-2);
  padding:20px 0 0;
  flex-wrap:wrap;
}
.crumb a{color:var(--text-2);transition:color .2s ease-out;}
.crumb a:hover{color:var(--accent);}
.crumb span.sep{color:var(--text-3);}
.crumb .current{color:var(--text-1);}

/* ============ 分类横幅 ============ */
.cat-banner{
  position:relative;
  margin-top:16px;
  min-height:300px;
  border-radius:var(--r-card);
  overflow:hidden;
  border:1px solid var(--line);
  display:flex;
  align-items:flex-end;
}
.cat-banner img.banner-bg{
  position:absolute;
  inset:0;
  width:100%;height:100%;
  object-fit:cover;
  z-index:0;
}
.cat-banner .banner-mask{
  position:absolute;inset:0;z-index:1;
  background:linear-gradient(90deg,rgba(5,7,15,.94) 0%,rgba(10,15,30,.80) 48%,rgba(5,7,15,.90) 100%);
}
.cat-banner .banner-inner{
  position:relative;
  z-index:2;
  padding:32px 24px 30px;
  width:100%;
  max-width:760px;
}
.eyebrow{
  display:inline-flex;
  align-items:center;
  gap:8px;
  height:22px;
  padding:0 10px;
  border-radius:999px;
  border:1px solid rgba(255,255,255,.16);
  background:var(--glass);
  font-size:.75rem;
  font-weight:600;
  color:var(--text-2);
  margin-bottom:14px;
}
.cat-banner h1{
  font-size:clamp(1.75rem,3.4vw,2.5rem);
  font-weight:800;
  margin-bottom:12px;
}
.cat-banner .lead{
  color:var(--text-2);
  font-size:.9375rem;
  max-width:620px;
  margin-bottom:20px;
}
.banner-actions{display:flex;flex-wrap:wrap;gap:12px;}

/* ============ 通用板块 ============ */
.section{padding:48px 0 0;}
.section-head{
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  gap:20px;
  margin-bottom:24px;
  flex-wrap:wrap;
}
.section-head h2{
  font-size:1.5rem;
  font-weight:700;
  display:flex;
  align-items:center;
  gap:12px;
}
.section-head h2::before{
  content:"";
  width:4px;height:22px;
  border-radius:2px;
  background:var(--accent);
  flex:none;
}
.section-desc{color:var(--text-2);font-size:.9375rem;max-width:560px;margin:8px 0 0;}

/* 指标条 */
.metric-bar{
  margin-top:32px;
  display:grid;
  grid-template-columns:repeat(4,1fr);
  background:var(--glass);
  border:1px solid var(--line);
  border-radius:var(--r-card);
  box-shadow:inset 0 1px 0 rgba(255,255,255,.08);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  overflow:hidden;
}
.metric{
  padding:20px 22px;
  border-right:1px solid var(--line);
}
.metric:last-child{border-right:0;}
.metric .num{
  font-size:1.5rem;
  font-weight:800;
  color:var(--text-1);
  font-variant-numeric:tabular-nums;
  line-height:1.2;
}
.metric .num em{font-style:normal;font-size:.9375rem;color:var(--text-2);font-weight:600;margin-left:4px;}
.metric .label{font-size:.8125rem;color:var(--text-3);margin-top:4px;}

/* 卡片墙 */
.card-grid{
  display:grid;
  grid-template-columns:1fr;
  gap:24px;
}
.card{
  display:flex;
  flex-direction:column;
  background:var(--glass);
  border:1px solid var(--line);
  border-radius:var(--r-card);
  overflow:hidden;
  box-shadow:0 0 0 1px var(--line);
  transition:transform .2s ease-out,box-shadow .2s ease-out,border-color .2s ease-out;
}
.card:hover{
  transform:translateY(-4px);
  border-color:rgba(31,79,216,.55);
  box-shadow:0 0 0 1px rgba(31,79,216,.55),0 12px 32px -12px var(--brand-glow);
}
.card:focus-within{
  box-shadow:0 0 0 1px rgba(31,79,216,.6),0 12px 32px -12px var(--brand-glow);
}
.card-cover{
  position:relative;
  aspect-ratio:16 / 9;
  overflow:hidden;
  background:linear-gradient(135deg,var(--brand-2),#05070F);
}
.card-cover img{
  width:100%;height:100%;
  object-fit:cover;
  transition:transform .25s ease-out;
}
.card:hover .card-cover img{transform:scale(1.04);}
.badge{
  position:absolute;
  top:10px;right:10px;
  height:22px;
  padding:0 10px;
  border-radius:999px;
  display:inline-flex;
  align-items:center;
  font-size:.75rem;
  font-weight:600;
  line-height:1;
}
.badge-accent{background:var(--accent);color:#171D2E;}
.badge-live{background:var(--accent-2);color:#fff;}
.badge-ok{background:rgba(5,7,15,.6);border:1px solid rgba(53,224,200,.55);color:var(--ok);}
.card-body{
  padding:18px;
  display:flex;
  flex-direction:column;
  gap:10px;
  flex:1;
}
.card-body h3{font-size:1.0625rem;font-weight:600;}
.card-body p{
  margin:0;
  color:var(--text-2);
  font-size:.9375rem;
  line-height:1.8;
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
}
.card-foot{
  margin-top:auto;
  padding-top:14px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
}
.tag{
  display:inline-flex;
  align-items:center;
  height:22px;
  padding:0 10px;
  border-radius:999px;
  border:1px solid var(--line);
  color:var(--text-2);
  font-size:.75rem;
  font-weight:600;
  white-space:nowrap;
}
.card-link{
  font-size:.875rem;
  font-weight:600;
  color:var(--text-1);
  display:inline-flex;
  align-items:center;
  gap:6px;
  transition:color .2s ease-out;
}
.card-link::after{
  content:"→";
  color:var(--accent);
  transition:transform .2s ease-out;
}
.card-link:hover{color:var(--accent);}
.card-link:hover::after{transform:translateX(4px);}

/* 时段列表 */
.slot-list{
  border-top:1px solid var(--line);
  margin-top:8px;
}
.slot{
  display:grid;
  grid-template-columns:118px 1fr auto;
  gap:20px;
  align-items:start;
  padding:20px 0;
  border-bottom:1px solid var(--line);
}
.slot-time{
  color:var(--accent);
  font-weight:700;
  font-variant-numeric:tabular-nums;
  font-size:1rem;
  white-space:nowrap;
}
.slot-main h3{font-size:1rem;font-weight:600;margin-bottom:6px;}
.slot-main p{margin:0;color:var(--text-2);font-size:.9375rem;}
.slot-state{justify-self:end;}

/* FAQ */
.faq-list{margin-top:8px;}
.faq-list details{
  background:var(--glass);
  border:1px solid var(--line);
  border-radius:var(--r-pic);
  margin-bottom:12px;
  overflow:hidden;
  transition:border-color .2s ease-out;
}
.faq-list details[open]{border-color:rgba(31,79,216,.5);}
.faq-list summary{
  list-style:none;
  cursor:pointer;
  min-height:56px;
  padding:16px 20px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  font-size:1rem;
  font-weight:600;
  color:var(--text-1);
}
.faq-list summary::-webkit-details-marker{display:none;}
.faq-list summary::after{
  content:"+";
  color:var(--accent);
  font-size:1.25rem;
  font-weight:700;
  line-height:1;
  flex:none;
}
.faq-list details[open] summary::after{content:"−";}
.faq-answer{
  padding:0 20px 18px;
  color:var(--text-2);
  font-size:.9375rem;
  line-height:1.8;
}
.faq-answer p:last-child{margin-bottom:0;}

/* CTA 面板 */
.cta-panel{
  position:relative;
  overflow:hidden;
  margin-top:40px;
  border-radius:var(--r-card);
  border:1px solid var(--line);
  background:var(--glass);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  box-shadow:inset 0 1px 0 rgba(255,255,255,.08);
  padding:36px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:32px;
}
.cta-panel::before{
  content:"";
  position:absolute;
  right:-80px;top:-90px;
  width:320px;height:320px;
  border-radius:50%;
  background:radial-gradient(circle,rgba(255,180,84,.28),transparent 70%);
  pointer-events:none;
}
.cta-copy{position:relative;z-index:1;max-width:620px;}
.cta-copy h2{font-size:1.5rem;font-weight:700;margin-bottom:10px;}
.cta-copy p{margin:0;color:var(--text-2);font-size:.9375rem;}
.cta-actions{position:relative;z-index:1;display:flex;gap:12px;flex-wrap:wrap;}

/* 相关互链 */
.rel-links{
  margin-top:32px;
  padding-top:20px;
  border-top:1px solid var(--line);
  display:flex;
  align-items:center;
  gap:24px;
  flex-wrap:wrap;
  font-size:.9375rem;
  color:var(--text-2);
}
.rel-links .rel-title{color:var(--text-3);font-size:.8125rem;}
.rel-links a{
  color:var(--text-2);
  border-bottom:1px dashed rgba(255,255,255,.18);
  padding-bottom:2px;
  transition:color .2s ease-out,border-color .2s ease-out;
}
.rel-links a:hover{color:var(--accent);border-color:rgba(255,180,84,.6);}

/* ============ 页脚 ============ */
.site-footer{
  margin-top:80px;
  background:var(--bg-1);
  border-top:1px solid var(--line);
}
.footer-grid{
  display:grid;
  grid-template-columns:1.4fr 1fr 1fr 1.2fr;
  gap:32px;
  padding:48px 0 32px;
}
.footer-brand p{
  color:var(--text-2);
  font-size:.9375rem;
  margin:16px 0 18px;
  max-width:320px;
}
.footer-contact-icons{display:flex;gap:10px;}
.site-footer .logo-mark{
  width:30px;height:30px;
  border-radius:9px;
  display:grid;
  place-items:center;
  background:linear-gradient(135deg,var(--brand),var(--brand-2));
  color:#fff;
  font-size:.8125rem;
  font-weight:800;
}
.footer h4{
  font-size:.9375rem;
  font-weight:700;
  margin-bottom:16px;
  color:var(--text-1);
}
.footer-links{display:flex;flex-direction:column;gap:10px;}
.footer-links a{
  color:var(--text-2);
  font-size:.9375rem;
  transition:color .2s ease-out;
}
.footer-links a:hover{color:var(--accent);}
.footer-info{
  color:var(--text-2);
  font-size:.9375rem;
  line-height:1.9;
  margin:0;
}
.footer-info span{color:var(--text-1);}
.footer-bottom{
  border-top:1px solid var(--line);
  padding:18px 0 26px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  flex-wrap:wrap;
  color:var(--text-3);
  font-size:.8125rem;
}

/* ============ 响应式 ============ */
@media (min-width:640px){
  .container{padding:0 24px;}
  .card-grid{grid-template-columns:repeat(2,1fr);}
  .cat-banner .banner-inner{padding:40px 32px 38px;}
}
@media (min-width:1024px){
  .container{padding:0 32px;}
  .section{padding:80px 0 0;}
  .card-grid{grid-template-columns:repeat(3,1fr);}
  .cat-banner{min-height:320px;margin-top:24px;}
  .cta-panel{padding:44px;}
  .site-footer{margin-top:80px;}
}
@media (max-width:1023px){
  .nav-links{display:none;}
  .nav-toggle{display:flex;}
  .metric-bar{grid-template-columns:repeat(2,1fr);}
  .metric:nth-child(2){border-right:0;}
  .metric:nth-child(1),
  .metric:nth-child(2){border-bottom:1px solid var(--line);}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px;}
}
@media (max-width:767px){
  .nav-actions .btn{display:none;}
  .cat-banner{min-height:280px;}
  .slot{grid-template-columns:1fr;gap:8px;}
  .slot-state{justify-self:start;}
  .cta-panel{flex-direction:column;align-items:flex-start;padding:28px 22px;}
  .cta-actions{width:100%;}
  .cta-actions .btn{width:100%;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
}
@media (max-width:520px){
  .metric-bar{grid-template-columns:1fr;}
  .metric{border-right:0;border-bottom:1px solid var(--line);}
  .metric:last-child{border-bottom:0;}
  .topbar-inner{font-size:.75rem;}
  .status-chip{max-width:56%;}
  .banner-actions .btn{width:100%;}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none !important;transition:none !important;}
  html{scroll-behavior:auto;}
}
@keyframes riseIn{
  from{opacity:0;transform:translateY(12px);}
  to{opacity:1;transform:translateY(0);}
}
.rise{animation:riseIn .5s ease-out both;}
@media (prefers-reduced-motion:reduce){.rise{animation:none;}}

/* roulang page: category2 */
:root{
  --bg-0:#05070F;
  --bg-1:#0A0F1E;
  --glass:rgba(255,255,255,.05);
  --line:rgba(255,255,255,.10);
  --brand:#1F4FD8;
  --brand-2:#0E2A6B;
  --brand-glow:rgba(31,79,216,.45);
  --accent:#FFB454;
  --accent-2:#FF6B57;
  --ok:#35E0C8;
  --text-1:#F3F6FF;
  --text-2:#A8B4CC;
  --text-3:#6C7894;
  --radius-card:16px;
  --radius-img:12px;
}

*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;scroll-padding-top:104px}
body{
  margin:0;
  font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",-apple-system,"Segoe UI",sans-serif;
  font-size:1rem;
  line-height:1.8;
  color:var(--text-1);
  background:
    radial-gradient(900px 620px at 6% -8%, rgba(31,79,216,.20), transparent 62%),
    radial-gradient(760px 520px at 102% 104%, rgba(255,180,84,.09), transparent 66%),
    linear-gradient(180deg, var(--bg-0) 0%, var(--bg-1) 100%);
  background-attachment:fixed;
  -webkit-font-smoothing:antialiased;
  font-variant-numeric:tabular-nums;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
h1,h2,h3,h4{margin:0;line-height:1.25;font-weight:700;letter-spacing:0}
p{margin:0}
ul{margin:0;padding:0;list-style:none}
button{font-family:inherit}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px}

.container{width:100%;max-width:1200px;margin:0 auto;padding-left:16px;padding-right:16px}
@media(min-width:640px){.container{padding-left:24px;padding-right:24px}}
@media(min-width:1024px){.container{padding-left:32px;padding-right:32px}}

/* ---------- 顶部活动条 ---------- */
.topbar{
  background:rgba(10,15,30,.9);
  border-bottom:1px solid var(--line);
  font-size:.8125rem;
  color:var(--text-2);
}
.topbar-inner{display:flex;align-items:center;justify-content:space-between;gap:12px;height:30px}
.topbar .status{display:flex;align-items:center;gap:8px;min-width:0}
.topbar .status span:last-child{white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.dot{width:8px;height:8px;border-radius:999px;background:var(--ok);box-shadow:0 0 0 3px rgba(53,224,200,.14);flex:none}
.countdown-wrap{display:flex;align-items:center;gap:8px;flex:none}
.countdown-label{color:var(--text-3);font-size:.75rem}
.countdown{
  color:var(--accent);
  font-weight:600;
  font-variant-numeric:tabular-nums;
  letter-spacing:.02em;
  width:72px;
  text-align:right;
  display:inline-block;
}

/* ---------- 导航 ---------- */
.site-header{position:sticky;top:0;z-index:50}
.nav-bar{
  background:rgba(10,15,30,.72);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);
  box-shadow:inset 0 1px 0 rgba(255,255,255,.08);
  transition:background .22s ease-out, box-shadow .22s ease-out;
}
.site-header.scrolled .nav-bar{background:rgba(5,7,15,.93);box-shadow:inset 0 1px 0 rgba(255,255,255,.08),0 10px 30px -18px rgba(0,0,0,.9)}
.nav-inner{display:flex;align-items:center;justify-content:space-between;gap:16px;height:56px}
@media(min-width:1024px){.nav-inner{height:64px}}

.logo{display:inline-flex;align-items:center;gap:10px;font-weight:800;font-size:1.0625rem;color:var(--text-1)}
.logo-mark{
  width:32px;height:32px;border-radius:10px;flex:none;
  display:inline-flex;align-items:center;justify-content:center;
  font-size:.8125rem;font-weight:800;letter-spacing:.02em;
  color:#fff;
  background:linear-gradient(140deg,var(--brand) 0%, var(--brand-2) 100%);
  box-shadow:0 0 0 1px rgba(31,79,216,.55),0 0 22px -8px var(--brand-glow);
}
.logo-text{white-space:nowrap}

.nav-links{display:none;align-items:center;gap:6px}
@media(min-width:1024px){.nav-links{display:flex}}
.nav-link{
  position:relative;
  display:inline-flex;align-items:center;
  height:40px;padding:0 14px;border-radius:10px;
  font-size:.9375rem;color:var(--text-2);
  transition:color .2s ease-out,background .2s ease-out;
}
.nav-link::after{
  content:"";position:absolute;left:14px;right:14px;bottom:6px;height:2px;
  background:var(--accent);border-radius:999px;
  transform:scaleX(0);transform-origin:left center;
  transition:transform .22s ease-out;
}
.nav-link:hover{color:var(--text-1);background:rgba(255,255,255,.05)}
.nav-link:hover::after{transform:scaleX(1);background:rgba(31,79,216,.9)}
.nav-link.active{color:var(--text-1);font-weight:600}
.nav-link.active::after{transform:scaleX(1)}

.nav-actions{display:flex;align-items:center;gap:10px}
.icon-btn{
  width:40px;height:40px;flex:none;border-radius:12px;
  display:inline-flex;align-items:center;justify-content:center;
  background:transparent;color:var(--text-2);
  border:0;cursor:pointer;
  box-shadow:inset 0 0 0 1px rgba(255,255,255,.12);
  transition:color .2s ease-out,box-shadow .2s ease-out,transform .2s ease-out;
}
.icon-btn:hover{color:var(--text-1);box-shadow:inset 0 0 0 1px rgba(31,79,216,.7);transform:translateY(-2px)}
.nav-actions .btn-primary{display:none}
@media(min-width:768px){.nav-actions .btn-primary{display:inline-flex}}
.search-btn{display:none}
@media(min-width:768px){.search-btn{display:inline-flex}}

.burger{display:inline-flex;align-items:center;justify-content:center;width:44px;height:44px;border-radius:12px;background:transparent;border:0;color:var(--text-1);cursor:pointer;box-shadow:inset 0 0 0 1px rgba(255,255,255,.12)}
@media(min-width:1024px){.burger{display:none}}
.burger span{display:block;width:18px;height:2px;background:currentColor;border-radius:999px;position:relative}
.burger span::before,.burger span::after{content:"";position:absolute;left:0;width:18px;height:2px;background:currentColor;border-radius:999px}
.burger span::before{top:-6px}
.burger span::after{top:6px}

/* ---------- 移动抽屉 ---------- */
.drawer{
  position:fixed;inset:0;z-index:80;
  background:rgba(5,7,15,.94);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  display:flex;flex-direction:column;
  padding:20px 20px 24px;
  transform:translateY(-8px);
  opacity:0;visibility:hidden;
  transition:opacity .22s ease-out,transform .22s ease-out,visibility .22s;
}
.drawer.open{opacity:1;visibility:visible;transform:translateY(0)}
.drawer-head{display:flex;align-items:center;justify-content:space-between;padding-bottom:14px;border-bottom:1px solid var(--line)}
.drawer-nav{display:flex;flex-direction:column;margin-top:8px;flex:1;overflow-y:auto}
.drawer-nav a{
  height:56px;display:flex;align-items:center;
  font-size:1rem;color:var(--text-2);
  border-bottom:1px solid var(--line);
  padding-left:4px;
  transition:color .2s ease-out,padding-left .2s ease-out;
}
.drawer-nav a:hover,.drawer-nav a.active{color:var(--text-1);padding-left:12px}
.drawer-nav a.active{box-shadow:inset 3px 0 0 var(--accent)}
.drawer-foot{padding-top:18px}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border-radius:999px;border:0;cursor:pointer;
  font-weight:600;font-size:.9375rem;line-height:1;
  text-decoration:none;white-space:nowrap;
  transition:transform .2s ease-out,box-shadow .2s ease-out,background .2s ease-out,color .2s ease-out;
}
.btn-lg{height:48px;padding:0 26px}
.btn-md{height:40px;padding:0 20px}
.btn-sm{height:32px;padding:0 16px;font-size:.8125rem}
.btn-primary{
  background:var(--accent);color:#1A1206;
  box-shadow:0 0 0 1px rgba(255,180,84,.6),0 0 24px -4px rgba(255,180,84,.55);
}
.btn-primary:hover{background:#FFC578;transform:translateY(-2px);box-shadow:0 0 0 1px rgba(255,180,84,.7),0 0 32px -4px rgba(255,180,84,.7)}
.btn-primary:active{transform:translateY(0);filter:brightness(.94)}
.btn-outline{
  background:transparent;color:var(--text-1);
  box-shadow:inset 0 0 0 1px rgba(255,255,255,.12);
}
.btn-outline:hover{box-shadow:inset 0 0 0 1px rgba(31,79,216,.75),0 0 22px -8px var(--brand-glow);transform:translateY(-2px)}
.btn-outline:active{transform:translateY(0)}
.btn-ghost{
  background:transparent;color:var(--text-2);padding:0;height:auto;font-weight:600;
  position:relative;
}
.btn-ghost::after{
  content:"";position:absolute;left:0;right:0;bottom:-4px;height:1px;background:var(--accent);
  transform:scaleX(0);transform-origin:left center;transition:transform .22s ease-out;
}
.btn-ghost:hover{color:var(--text-1)}
.btn-ghost:hover::after{transform:scaleX(1)}

.link-arrow{
  display:inline-flex;align-items:center;gap:6px;
  color:var(--brand);
  font-weight:600;font-size:.9375rem;
  transition:color .2s ease-out,gap .2s ease-out;
}
.link-arrow:hover{color:var(--accent);gap:10px}

/* ---------- 徽章 / 标签 ---------- */
.badge{
  display:inline-flex;align-items:center;gap:6px;
  height:22px;padding:0 10px;border-radius:999px;
  font-size:.75rem;font-weight:600;line-height:1;
}
.badge-accent{background:rgba(255,180,84,.14);color:var(--accent);box-shadow:inset 0 0 0 1px rgba(255,180,84,.45)}
.badge-live{background:rgba(255,107,87,.14);color:var(--accent-2);box-shadow:inset 0 0 0 1px rgba(255,107,87,.45)}
.badge-ok{background:transparent;color:var(--ok);box-shadow:inset 0 0 0 1px rgba(53,224,200,.5)}
.badge-muted{background:rgba(255,255,255,.05);color:var(--text-2);box-shadow:inset 0 0 0 1px var(--line)}

/* ---------- 页头横幅 ---------- */
.page-banner{
  position:relative;
  min-height:280px;
  display:flex;
  align-items:flex-end;
  padding:56px 0 40px;
  background-image:
    linear-gradient(100deg, rgba(5,7,15,.94) 0%, rgba(5,7,15,.78) 52%, rgba(5,7,15,.92) 100%),
    url('/assets/images/backpic/back-2.webp');
  background-size:cover;
  background-position:center;
  border-bottom:1px solid var(--line);
}
@media(min-width:1024px){.page-banner{min-height:320px;padding:72px 0 48px}}
.banner-inner{position:relative;z-index:1}
.breadcrumb{display:flex;align-items:center;gap:8px;font-size:.8125rem;color:var(--text-3);margin-bottom:14px;flex-wrap:wrap}
.breadcrumb a{color:var(--text-3);transition:color .2s ease-out}
.breadcrumb a:hover{color:var(--accent)}
.breadcrumb .current{color:var(--text-1)}
.page-banner h1{
  font-size:clamp(1.75rem,4vw,2.75rem);
  font-weight:800;
  max-width:860px;
  margin-top:14px;
}
.banner-lead{color:var(--text-2);max-width:640px;margin-top:12px;font-size:1rem}
.banner-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:24px}
@media(max-width:520px){
  .banner-actions .btn{width:100%}
}

/* ---------- 数据带 ---------- */
.stat-band{border-bottom:1px solid var(--line);background:rgba(10,15,30,.5)}
.stat-inner{display:flex;flex-wrap:wrap;align-items:center;gap:0}
.stat{
  flex:1 1 50%;
  padding:20px 8px;
  display:flex;flex-direction:column;gap:2px;
  border-right:1px solid var(--line);
}
.stat:last-child{border-right:0}
@media(min-width:768px){.stat{flex:1 1 0;padding:24px 20px}}
.stat b{font-size:1.5rem;font-weight:800;color:var(--text-1);font-variant-numeric:tabular-nums;line-height:1.2}
.stat span{font-size:.8125rem;color:var(--text-3)}

/* ---------- 主体：目录 + 长条块 ---------- */
.topic-main{padding:48px 0}
@media(min-width:1024px){.topic-main{padding:80px 0}}
.topic-grid{display:grid;grid-template-columns:1fr;gap:32px}
@media(min-width:1024px){.topic-grid{grid-template-columns:240px minmax(0,1fr);gap:56px}}

.toc{
  align-self:start;
  background:var(--glass);
  border-radius:var(--radius-card);
  box-shadow:0 0 0 1px var(--line),inset 0 1px 0 rgba(255,255,255,.08);
  padding:20px;
}
@media(min-width:1024px){.toc{position:sticky;top:96px}}
.toc-title{font-size:.75rem;font-weight:600;color:var(--text-3);letter-spacing:.08em;margin-bottom:12px}
.toc ul{display:flex;flex-direction:column}
.toc-link{
  display:block;
  padding:10px 0 10px 14px;
  font-size:.9375rem;color:var(--text-2);
  position:relative;
  transition:color .2s ease-out,padding-left .2s ease-out;
}
.toc-link::before{
  content:"";position:absolute;left:0;top:10px;bottom:10px;width:3px;border-radius:999px;
  background:var(--accent);transform:scaleY(0);transform-origin:top center;
  transition:transform .2s ease-out;
}
.toc-link:hover{color:var(--text-1);padding-left:18px}
.toc-link.active{color:var(--text-1);font-weight:600;padding-left:18px}
.toc-link.active::before{transform:scaleY(1)}
.toc-note{margin-top:16px;padding-top:16px;border-top:1px solid var(--line);font-size:.8125rem;color:var(--text-3);line-height:1.7}

.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:8px}
.section-head h2{font-size:1.5rem;font-weight:700}
@media(min-width:1024px){.section-head h2{font-size:1.875rem}}
.section-sub{color:var(--text-2);margin:10px 0 24px;max-width:760px}

.entries{border-top:1px solid var(--line)}
.entry{
  display:grid;
  grid-template-columns:1fr;
  gap:16px;
  padding:28px 0;
  border-bottom:1px solid var(--line);
}
@media(min-width:768px){
  .entry{grid-template-columns:52px minmax(0,1fr);gap:8px 24px;align-items:start}
}
@media(min-width:1024px){
  .entry{grid-template-columns:64px minmax(0,1fr) 240px;gap:8px 32px;padding:32px 0}
}
.entry-num{
  font-size:1rem;font-weight:800;color:var(--text-3);
  font-variant-numeric:tabular-nums;
  line-height:1.2;
  padding-top:6px;
}
@media(min-width:1024px){.entry-num{font-size:1.125rem}}
.entry-body h3{font-size:1.125rem;font-weight:700;margin-bottom:10px}
.entry-body p{color:var(--text-2);font-size:.9375rem;line-height:1.8;margin-bottom:.9em}
.entry-body p:last-of-type{margin-bottom:1.2em}
.entry-tags{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:14px}
.entry-thumb{
  border-radius:var(--radius-img);
  overflow:hidden;
  box-shadow:0 0 0 1px var(--line);
  aspect-ratio:16/9;
  background:linear-gradient(140deg,rgba(31,79,216,.35),rgba(14,42,107,.5));
}
.entry-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .25s ease-out}
.entry:hover .entry-thumb img{transform:scale(1.04)}

/* ---------- FAQ ---------- */
.faq-section{padding:48px 0;border-top:1px solid var(--line)}
@media(min-width:1024px){.faq-section{padding:80px 0}}
.faq{max-width:860px;margin:28px auto 0}
.faq details{
  background:var(--glass);
  border-radius:var(--radius-card);
  box-shadow:0 0 0 1px var(--line);
  margin-bottom:12px;
  overflow:hidden;
  transition:box-shadow .2s ease-out;
}
.faq details:hover{box-shadow:0 0 0 1px rgba(31,79,216,.45)}
.faq summary{
  list-style:none;cursor:pointer;
  padding:18px 22px;
  font-size:1rem;font-weight:600;
  display:flex;align-items:center;justify-content:space-between;gap:16px;
}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{
  content:"+";color:var(--accent);font-weight:600;font-size:1.125rem;line-height:1;
  transition:transform .2s ease-out;
}
.faq details[open] summary::after{transform:rotate(45deg)}
.faq .faq-body{
  padding:0 22px 20px;
  color:var(--text-2);
  font-size:.9375rem;
  line-height:1.85;
}

/* ---------- CTA 面板 ---------- */
.cta-section{padding:0 0 48px}
@media(min-width:1024px){.cta-section{padding:0 0 80px}}
.cta-panel{
  position:relative;
  overflow:hidden;
  border-radius:var(--radius-card);
  background:var(--glass);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  box-shadow:0 0 0 1px var(--line),inset 0 1px 0 rgba(255,255,255,.08);
  padding:32px 24px;
  display:grid;
  gap:24px;
}
.cta-panel::before{
  content:"";position:absolute;right:-80px;top:-80px;width:280px;height:280px;border-radius:999px;
  background:radial-gradient(circle,rgba(255,180,84,.20),transparent 70%);
  pointer-events:none;
}
@media(min-width:768px){
  .cta-panel{grid-template-columns:minmax(0,1fr) auto;align-items:center;padding:40px;min-height:240px}
}
.cta-panel h2{font-size:1.375rem;font-weight:700}
@media(min-width:1024px){.cta-panel h2{font-size:1.75rem}}
.cta-panel p{color:var(--text-2);margin-top:10px;max-width:520px;position:relative}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px;position:relative}
@media(max-width:520px){.cta-actions .btn{width:100%}}

/* ---------- 相关分类互链 ---------- */
.related{padding:0 0 48px}
@media(min-width:1024px){.related{padding:0 0 80px}}
.related h2{font-size:1.125rem;font-weight:700;margin-bottom:14px}
.related-list{border-top:1px solid var(--line)}
.related-list a{
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:16px 0;
  border-bottom:1px solid var(--line);
  color:var(--text-2);
  font-size:.9375rem;
  transition:color .2s ease-out,padding-left .2s ease-out;
}
.related-list a span:last-child{color:var(--text-3);font-size:.8125rem}
.related-list a:hover{color:var(--text-1);padding-left:10px}
.related-list a:hover span:last-child{color:var(--accent)}

/* ---------- 页脚 ---------- */
.site-footer{
  border-top:1px solid var(--line);
  background:var(--bg-1);
  padding:48px 0 24px;
}
.footer-grid{display:grid;grid-template-columns:1fr;gap:32px}
@media(min-width:768px){.footer-grid{grid-template-columns:1.4fr 1fr 1fr 1.1fr;gap:32px}}
.footer-brand .logo{margin-bottom:14px}
.footer-brand p{color:var(--text-2);font-size:.9375rem;max-width:320px}
.footer-contact-icons{display:flex;gap:10px;margin-top:16px}
.footer h4{font-size:.9375rem;font-weight:700;margin-bottom:14px;color:var(--text-1)}
.footer-links{display:flex;flex-direction:column;gap:10px}
.footer-links a{
  color:var(--text-2);font-size:.9375rem;
  transition:color .2s ease-out,padding-left .2s ease-out;
}
.footer-links a:hover{color:var(--accent);padding-left:6px}
.footer-info{color:var(--text-2);font-size:.9375rem;line-height:2}
.footer-info span{color:var(--text-1)}
.footer-bottom{
  margin-top:36px;padding-top:20px;
  border-top:1px solid var(--line);
  display:flex;flex-wrap:wrap;gap:8px 24px;justify-content:space-between;
  font-size:.8125rem;color:var(--text-3);
}

/* ---------- 动效 ---------- */
.reveal{opacity:0;transform:translateY(12px);transition:opacity .5s ease-out,transform .5s ease-out}
.reveal.in{opacity:1;transform:none}
@media(prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important}
  html{scroll-behavior:auto}
  .reveal{opacity:1;transform:none}
}

/* roulang page: category3 */
:root{
  --bg-0:#05070F;
  --bg-1:#0A0F1E;
  --glass:rgba(255,255,255,.05);
  --line:rgba(255,255,255,.10);
  --brand:#1F4FD8;
  --brand-2:#0E2A6B;
  --brand-glow:rgba(31,79,216,.45);
  --accent:#FFB454;
  --accent-2:#FF6B57;
  --ok:#35E0C8;
  --text-1:#F3F6FF;
  --text-2:#A8B4CC;
  --text-3:#6C7894;
  --radius-card:16px;
  --radius-img:12px;
  --pill:999px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
html,body{max-width:100%;overflow-x:hidden}
body{
  margin:0;
  min-height:100%;
  font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",-apple-system,"Segoe UI",sans-serif;
  font-size:1rem;
  line-height:1.8;
  color:var(--text-1);
  background-color:var(--bg-0);
  -webkit-font-smoothing:antialiased;
}
body::before{
  content:"";
  position:fixed;
  inset:0;
  z-index:-1;
  background:
    radial-gradient(900px 520px at 6% -8%, rgba(31,79,216,.22), transparent 60%),
    radial-gradient(760px 460px at 104% 104%, rgba(255,180,84,.10), transparent 62%),
    linear-gradient(180deg,#05070F 0%,#0A0F1E 100%);
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button{font:inherit;cursor:pointer;border:0;background:none;color:inherit}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4{line-height:1.25;margin:0;font-weight:700;letter-spacing:0}
p{margin:0}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px}
.container{
  width:100%;
  max-width:1200px !important;
  margin-left:auto;
  margin-right:auto;
  padding-left:16px !important;
  padding-right:16px !important;
}
@media (min-width:640px){
  .container{padding-left:24px !important;padding-right:24px !important;}
}
@media (min-width:1024px){
  .container{max-width:1200px !important;padding-left:32px !important;padding-right:32px !important;}
}

/* 顶部活动条 */
.topbar{
  background:linear-gradient(90deg,rgba(14,42,107,.85),rgba(5,7,15,.6));
  border-bottom:1px solid var(--line);
  font-size:.8125rem;
  color:var(--text-2);
}
.topbar-inner{
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  height:30px;
}
.topbar-status{display:flex;align-items:center;gap:8px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.status-dot{
  width:7px;height:7px;border-radius:999px;background:var(--ok);
  box-shadow:0 0 0 1px rgba(53,224,200,.6), 0 0 10px rgba(53,224,200,.55);
  flex:0 0 auto;
}
.topbar-count{display:flex;align-items:center;gap:8px;white-space:nowrap}
.topbar-count b{
  color:var(--accent);
  font-variant-numeric:tabular-nums;
  font-weight:700;
  min-width:64px;
  text-align:right;
}

/* 导航 */
.site-header{
  position:sticky;
  top:0;
  z-index:50;
  background:rgba(5,7,15,.72);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);
  transition:background .2s ease-out, box-shadow .2s ease-out;
}
.site-header.is-scrolled{
  background:rgba(5,7,15,.94);
  box-shadow:0 14px 34px -22px rgba(0,0,0,.95);
}
.header-inner{
  display:flex;align-items:center;justify-content:space-between;gap:24px;
  height:64px;
}
.logo{display:inline-flex;align-items:center;gap:10px;flex:0 0 auto}
.logo-mark{
  width:34px;height:34px;border-radius:10px;
  display:grid;place-items:center;
  font-size:.8125rem;font-weight:800;color:#fff;
  background:linear-gradient(140deg,var(--brand),var(--brand-2));
  box-shadow:inset 0 1px 0 rgba(255,255,255,.25), 0 8px 20px -12px var(--brand-glow);
}
.logo-text{font-size:1rem;font-weight:700;color:var(--text-1)}
.nav-links{display:flex;align-items:center;gap:4px}
.nav-link{
  position:relative;
  display:inline-flex;align-items:center;
  padding:10px 14px;
  border-radius:var(--pill);
  font-size:.9375rem;
  color:var(--text-2);
  transition:color .2s ease-out;
}
.nav-link::after{
  content:"";
  position:absolute;left:14px;right:14px;bottom:4px;height:2px;
  background:var(--accent);border-radius:2px;
  transform:scaleX(0);transform-origin:left;
  transition:transform .2s ease-out;
}
.nav-link:hover{color:var(--text-1)}
.nav-link:hover::after{transform:scaleX(1)}
.nav-link.active{color:var(--text-1);font-weight:600}
.nav-link.active::after{transform:scaleX(1)}
.header-actions{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.icon-btn{
  width:38px;height:38px;border-radius:var(--pill);
  display:grid;place-items:center;
  color:var(--text-2);
  border:1px solid var(--line);
  background:var(--glass);
  transition:all .2s ease-out;
}
.icon-btn:hover{color:var(--accent);border-color:rgba(255,180,84,.5)}
.menu-toggle{
  display:none;
  width:44px;height:44px;border-radius:var(--pill);
  border:1px solid var(--line);
  background:var(--glass);
  place-items:center;
}
.menu-toggle span{
  display:block;width:18px;height:2px;border-radius:2px;background:var(--text-1);
  margin:2px auto;
  transition:transform .2s ease-out, opacity .2s ease-out;
}
.menu-toggle.is-open span:nth-child(1){transform:translateY(6px) rotate(45deg)}
.menu-toggle.is-open span:nth-child(2){opacity:0}
.menu-toggle.is-open span:nth-child(3){transform:translateY(-6px) rotate(-45deg)}

/* 移动抽屉 */
.mobile-drawer{
  position:fixed;inset:0;z-index:60;
  display:flex;flex-direction:column;
  padding:76px 20px 20px;
  background:rgba(5,7,15,.97);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  transform:translateY(-100%);
  visibility:hidden;
  transition:transform .24s ease-out, visibility .24s ease-out;
}
.mobile-drawer.is-open{transform:translateY(0);visibility:visible}
.mobile-drawer a{
  display:flex;align-items:center;
  height:56px;
  font-size:1rem;
  color:var(--text-2);
  border-bottom:1px solid var(--line);
}
.mobile-drawer a.active{color:var(--accent);font-weight:600}
.mobile-drawer .drawer-cta{margin-top:auto;width:100%;border-bottom:0}

/* 按钮 */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 24px;
  border-radius:var(--pill);
  font-size:.9375rem;font-weight:600;
  border:1px solid transparent;
  white-space:nowrap;
  transition:transform .2s ease-out, box-shadow .2s ease-out, background .2s ease-out, border-color .2s ease-out, color .2s ease-out;
}
.btn-sm{height:40px;padding:0 18px;font-size:.875rem}
.btn-lg{height:50px;padding:0 28px}
.btn-primary{
  background:var(--accent);color:#1A1206;
  box-shadow:0 0 0 1px rgba(255,180,84,.6), 0 0 24px -4px rgba(255,180,84,.55);
}
.btn-primary:hover{
  background:#FFC470;transform:translateY(-2px);
  box-shadow:0 0 0 1px rgba(255,180,84,.75), 0 0 32px -4px rgba(255,180,84,.7);
}
.btn-primary:active{transform:translateY(0);filter:brightness(.94)}
.btn-ghost{
  background:transparent;color:var(--text-1);
  border-color:rgba(255,255,255,.14);
}
.btn-ghost:hover{
  border-color:rgba(31,79,216,.8);
  box-shadow:inset 0 0 22px -10px var(--brand-glow);
}
.btn-text{
  position:relative;
  display:inline-flex;align-items:center;gap:6px;
  height:auto;padding:0 0 4px;
  color:var(--text-1);font-size:.875rem;font-weight:600;
}
.btn-text::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:1px;
  background:var(--accent);
  transform:scaleX(0);transform-origin:left;
  transition:transform .2s ease-out;
}
.btn-text:hover::after{transform:scaleX(1)}

/* 通用区块 */
.section{padding:80px 0}
@media (max-width:640px){.section{padding:48px 0}}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:32px}
.section-title{
  position:relative;
  font-size:clamp(1.5rem,2.4vw,1.875rem);
  font-weight:700;
  padding-left:14px;
}
.section-title::before{
  content:"";position:absolute;left:0;top:.28em;bottom:.24em;width:4px;border-radius:2px;
  background:linear-gradient(180deg,var(--brand),rgba(31,79,216,.2));
}
.section-sub{margin-top:10px;color:var(--text-2);font-size:.9375rem;max-width:640px}
@media (max-width:768px){
  .section-head{flex-direction:column;align-items:flex-start;gap:14px}
}

/* 面包屑 */
.breadcrumb{
  display:flex;align-items:center;gap:8px;
  font-size:.8125rem;color:var(--text-3);
  margin-bottom:18px;flex-wrap:wrap;
}
.breadcrumb a{color:var(--text-2);transition:color .2s ease-out}
.breadcrumb a:hover{color:var(--accent)}
.breadcrumb span.sep{color:var(--text-3)}
.breadcrumb .current{color:var(--text-1)}

/* 页头横幅 */
.page-hero{
  position:relative;
  min-height:300px;
  display:flex;align-items:flex-end;
  overflow:hidden;
  border-bottom:1px solid var(--line);
}
.page-hero-bg{
  position:absolute;inset:0;
  background-image:url('/assets/images/backpic/back-2.webp');
  background-size:cover;background-position:center;
}
.page-hero-bg::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(5,7,15,.88) 0%,rgba(5,7,15,.78) 45%,rgba(5,7,15,.96) 100%);
}
.page-hero .container{position:relative;z-index:2;padding-top:72px;padding-bottom:40px}
.page-hero h1{
  font-size:clamp(1.9rem,3.6vw,2.6rem);
  font-weight:800;
}
.page-hero .hero-lead{
  margin-top:14px;
  max-width:660px;
  color:var(--text-2);
  font-size:.9375rem;
}
.page-hero .hero-actions{margin-top:24px;display:flex;flex-wrap:wrap;gap:12px}

/* 玻璃 */
.glass{
  background:var(--glass);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  border:1px solid var(--line);
  box-shadow:inset 0 1px 0 rgba(255,255,255,.08);
}

/* 指标卡 */
.metrics{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}
.metric{
  position:relative;
  padding:24px 22px;
  border-radius:var(--radius-card);
  border:1px solid var(--line);
  background:linear-gradient(180deg,rgba(255,255,255,.055),rgba(255,255,255,.018));
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  box-shadow:inset 0 1px 0 rgba(255,255,255,.08);
  transition:transform .2s ease-out, box-shadow .2s ease-out, border-color .2s ease-out;
}
.metric::before{
  content:"";position:absolute;left:0;top:22px;bottom:22px;width:4px;border-radius:2px;
  background:linear-gradient(180deg,var(--brand),rgba(31,79,216,.15));
}
.metric:hover{
  transform:translateY(-4px);
  border-color:rgba(31,79,216,.55);
  box-shadow:0 12px 32px -12px var(--brand-glow);
}
.metric-num{
  font-size:1.75rem;font-weight:800;
  font-variant-numeric:tabular-nums;
}
.metric-label{margin-top:6px;color:var(--text-2);font-size:.9375rem}
.metric-note{margin-top:10px;color:var(--text-3);font-size:.8125rem}
@media (max-width:768px){.metrics{grid-template-columns:1fr}}

/* 图文交错 */
.split{
  display:grid;
  grid-template-columns:1.02fr .98fr;
  gap:48px;
  align-items:center;
}
.split + .split{margin-top:72px}
.split-media{
  position:relative;
  border-radius:var(--radius-img);
  overflow:hidden;
  border:1px solid var(--line);
  aspect-ratio:16/9;
  background:linear-gradient(140deg,rgba(31,79,216,.28),rgba(14,42,107,.5));
}
.split-media img{width:100%;height:100%;object-fit:cover}
.split.reverse .split-media{order:2}
.split h2{
  font-size:clamp(1.35rem,2.2vw,1.625rem);
  margin-bottom:14px;
}
.split p{color:var(--text-2);font-size:.9375rem}
.split-list{margin-top:20px;display:grid;gap:12px}
.split-list li{
  display:flex;align-items:flex-start;gap:10px;
  font-size:.9375rem;color:var(--text-1);
}
.split-list li::before{
  content:"";flex:0 0 auto;width:6px;height:6px;border-radius:999px;
  margin-top:.65em;background:var(--brand);
  box-shadow:0 0 0 1px rgba(31,79,216,.5);
}
@media (max-width:900px){
  .split{grid-template-columns:1fr;gap:28px}
  .split.reverse .split-media{order:0}
  .split + .split{margin-top:48px}
}

/* 卡片网格 */
.card-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}
@media (max-width:1024px){.card-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (max-width:640px){.card-grid{grid-template-columns:1fr}}
.card{
  display:flex;flex-direction:column;
  border-radius:var(--radius-card);
  overflow:hidden;
  border:1px solid var(--line);
  background:linear-gradient(180deg,rgba(255,255,255,.05),rgba(255,255,255,.018));
  transition:transform .2s ease-out, box-shadow .2s ease-out, border-color .2s ease-out;
}
.card:hover{
  transform:translateY(-4px);
  border-color:rgba(31,79,216,.55);
  box-shadow:0 12px 32px -12px var(--brand-glow);
}
.card-cover{
  position:relative;
  aspect-ratio:16/9;
  overflow:hidden;
  background:linear-gradient(140deg,rgba(31,79,216,.3),rgba(14,42,107,.55));
}
.card-cover img{width:100%;height:100%;object-fit:cover;transition:transform .2s ease-out}
.card:hover .card-cover img{transform:scale(1.04)}
.badge{
  display:inline-flex;align-items:center;
  height:22px;padding:0 10px;
  border-radius:var(--pill);
  font-size:.75rem;font-weight:600;
  line-height:1;
}
.badge-amber{background:var(--accent);color:#1A1206}
.badge-ok{
  background:rgba(53,224,200,.10);
  border:1px solid rgba(53,224,200,.55);
  color:var(--ok);
}
.badge-line{
  background:rgba(255,255,255,.06);
  border:1px solid var(--line);
  color:var(--text-2);
}
.card-cover .badge{position:absolute;top:12px;left:12px}
.card-body{padding:20px;display:flex;flex-direction:column;gap:12px;flex:1}
.card-body h3{font-size:1.0625rem;font-weight:600}
.card-body p{color:var(--text-2);font-size:.875rem;line-height:1.75}
.card-meta{
  display:flex;flex-wrap:wrap;align-items:center;gap:8px;
  color:var(--text-3);font-size:.8125rem;
}
.card-foot{margin-top:auto;display:flex;align-items:center;justify-content:space-between;gap:12px}

/* 步骤条 */
.step-track{
  display:grid;
  grid-template-columns:repeat(4,minmax(0,1fr));
  gap:20px;
  margin-top:8px;
}
.step-item{position:relative;padding-top:48px}
.step-item::before{
  content:"";position:absolute;top:17px;left:34px;right:-20px;height:1px;
  background:linear-gradient(90deg,var(--line),rgba(255,255,255,.04));
}
.step-item:last-child::before{display:none}
.step-dot{
  position:absolute;top:0;left:0;
  width:34px;height:34px;border-radius:var(--pill);
  display:grid;place-items:center;
  font-size:.75rem;font-weight:700;
  font-variant-numeric:tabular-nums;
  background:rgba(255,255,255,.05);
  border:1px solid var(--line);
  color:var(--text-2);
}
.step-item.is-current .step-dot{
  background:var(--accent);color:#1A1206;
  border-color:rgba(255,180,84,.7);
  box-shadow:0 0 22px -6px rgba(255,180,84,.6);
}
.step-item h3{font-size:1rem;margin-bottom:8px}
.step-item p{color:var(--text-2);font-size:.875rem}
@media (max-width:900px){
  .step-track{grid-template-columns:repeat(2,minmax(0,1fr));gap:24px}
  .step-item:nth-child(2)::before{display:none}
}
@media (max-width:560px){
  .step-track{grid-template-columns:1fr}
  .step-item::before{display:none}
}

/* FAQ */
.faq-list{display:grid;gap:12px}
.faq-item{
  border:1px solid var(--line);
  border-radius:var(--radius-card);
  background:rgba(255,255,255,.03);
  overflow:hidden;
  transition:border-color .2s ease-out;
}
.faq-item[open]{border-color:rgba(31,79,216,.5)}
.faq-item summary{
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:18px 20px;
  font-weight:600;font-size:1rem;
  cursor:pointer;
  list-style:none;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{
  content:"";flex:0 0 auto;
  width:9px;height:9px;
  border-right:2px solid var(--text-2);
  border-bottom:2px solid var(--text-2);
  transform:rotate(45deg);
  transition:transform .2s ease-out;
  margin-top:-4px;
}
.faq-item[open] summary::after{transform:rotate(-135deg);margin-top:2px}
.faq-body{padding:0 20px 20px;color:var(--text-2);font-size:.9375rem;line-height:1.85}

/* CTA 面板 */
.cta-panel{
  position:relative;
  overflow:hidden;
  border-radius:var(--radius-card);
  border:1px solid var(--line);
  padding:36px;
  display:flex;align-items:center;justify-content:space-between;gap:32px;
  background:linear-gradient(120deg,rgba(14,42,107,.55),rgba(255,255,255,.04));
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  box-shadow:inset 0 1px 0 rgba(255,255,255,.08);
}
.cta-panel::after{
  content:"";position:absolute;right:-80px;top:-100px;width:320px;height:320px;
  background:radial-gradient(circle,rgba(255,180,84,.22),transparent 62%);
  pointer-events:none;
}
.cta-panel h2{font-size:clamp(1.35rem,2.2vw,1.75rem);position:relative;z-index:1}
.cta-panel p{margin-top:12px;color:var(--text-2);font-size:.9375rem;max-width:560px;position:relative;z-index:1}
.cta-actions{display:flex;gap:12px;flex-wrap:wrap;position:relative;z-index:1}
@media (max-width:768px){
  .cta-panel{flex-direction:column;align-items:flex-start;padding:28px}
  .cta-actions{width:100%}
  .cta-actions .btn{flex:1 1 100%}
}

/* 分类互链 */
.cross-links{
  display:flex;flex-wrap:wrap;align-items:center;gap:14px;
  padding:20px 0 0;
  border-top:1px solid var(--line);
  font-size:.875rem;color:var(--text-3);
}
.cross-links a{color:var(--text-2);transition:color .2s ease-out}
.cross-links a:hover{color:var(--accent)}
.cross-links .dot{width:4px;height:4px;border-radius:999px;background:var(--text-3)}

/* 页脚 */
.site-footer{
  margin-top:0;
  padding:56px 0 24px;
  background:var(--bg-1);
  border-top:1px solid var(--line);
}
.footer-grid{
  display:grid;
  grid-template-columns:1.5fr 1fr 1fr 1fr;
  gap:32px;
}
.footer-brand .logo{margin-bottom:16px}
.footer-brand p{
  color:var(--text-2);font-size:.875rem;line-height:1.8;max-width:320px;
}
.footer-contact-icons{display:flex;gap:10px;margin-top:18px}
.footer h4{font-size:.9375rem;margin-bottom:14px}
.footer-links{display:grid;gap:10px}
.footer-links a{color:var(--text-2);font-size:.875rem;transition:color .2s ease-out}
.footer-links a:hover{color:var(--accent)}
.footer-info{color:var(--text-2);font-size:.875rem;line-height:1.9}
.footer-info span{color:var(--text-1)}
.footer-bottom{
  display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;
  margin-top:40px;padding-top:20px;
  border-top:1px solid var(--line);
  color:var(--text-3);font-size:.8125rem;
}
@media (max-width:1024px){
  .footer-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:640px){
  .footer-grid{grid-template-columns:1fr;gap:28px}
}

/* 响应式导航 */
@media (max-width:980px){
  .nav-links{display:none}
  .menu-toggle{display:grid}
  .header-actions .header-cta{display:none}
}
@media (max-width:480px){
  .logo-text{font-size:.9375rem}
  .header-inner{height:56px}
}

/* 动画 */
@keyframes riseIn{
  from{opacity:0;transform:translateY(12px)}
  to{opacity:1;transform:translateY(0)}
}
.rise{animation:riseIn .5s ease-out both}
.rise-delay-1{animation-delay:.08s}
.rise-delay-2{animation-delay:.16s}
.rise-delay-3{animation-delay:.24s}

@media (prefers-reduced-motion: reduce){
  *{animation:none !important;transition:none !important;scroll-behavior:auto !important}
}