/* roulang page: index */
:root{
  --c-primary:#4C6FFF;
  --c-primary-700:#2B3FD6;
  --c-accent:#35E0D6;
  --c-violet:#8B5CF6;
  --c-amber:#FFC46B;
  --bg-0:#05070F;
  --bg-1:#0A0E22;
  --bg-2:#101534;
  --text:#DCE3F5;
  --muted:#8F9BBE;
  --line:rgba(255,255,255,.12);
  --r-lg:20px;
  --r-md:14px;
  --r-sm:10px;
  --shadow:0 12px 40px rgba(3,6,20,.55);
  --shadow-hover:0 22px 60px rgba(3,6,20,.75);
  --container:1240px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg-0);
  color:var(--text);
  font-family:-apple-system,"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
  font-size:16px;
  line-height:1.75;
  letter-spacing:.01em;
  overflow-x:hidden;
}
img{max-width:100%;display:block;border-style:none;}
a{color:inherit;text-decoration:none;transition:color .2s ease,border-color .2s ease,background .2s ease;}
button,input,select,textarea{font:inherit;color:inherit;}
h1,h2,h3,h4{margin:0;font-weight:800;letter-spacing:-.02em;line-height:1.18;}
p{margin:0;}
ul{margin:0;padding:0;list-style:none;}
::selection{background:rgba(76,111,255,.45);}

.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 20px;}
@media(min-width:1024px){.container{padding:0 32px;}}

/* ---------- 顶栏 ---------- */
.site-header{
  position:sticky;top:0;z-index:80;
  background:rgba(5,7,15,.72);
  backdrop-filter:blur(16px);
  -webkit-backdrop-filter:blur(16px);
  border-bottom:1px solid var(--line);
  transition:background .25s ease,border-color .25s ease;
}
.site-header.is-stuck{background:rgba(5,7,15,.9);border-bottom-color:rgba(53,224,214,.28);}
.brand-row{display:flex;align-items:center;gap:18px;padding:14px 0;transition:padding .25s ease;}
.site-header.is-stuck .brand-row{padding:8px 0;}
.brand{display:flex;align-items:center;gap:12px;flex-shrink:0;}
.brand-mark{
  width:40px;height:40px;flex-shrink:0;border-radius:12px;
  background:linear-gradient(140deg,var(--c-primary),var(--c-violet));
  display:flex;align-items:center;justify-content:center;
  box-shadow:0 8px 24px rgba(76,111,255,.35);
}
.brand-mark svg{width:22px;height:22px;}
.brand-text{display:flex;flex-direction:column;line-height:1.2;}
.brand-name{font-size:17px;font-weight:800;color:#fff;letter-spacing:-.01em;}
.brand-sub{font-size:11.5px;color:var(--muted);letter-spacing:.04em;}
.search-box{
  flex:1 1 auto;max-width:340px;
  display:flex;align-items:center;gap:8px;
  padding:9px 14px;border-radius:999px;
  background:rgba(255,255,255,.05);
  border:1px solid var(--line);
  color:var(--muted);font-size:13.5px;
  transition:border-color .2s ease,box-shadow .2s ease;
}
.search-box:hover{border-color:rgba(53,224,214,.35);}
.search-box:focus-within{border-color:var(--c-accent);box-shadow:0 0 0 3px rgba(53,224,214,.18);}
.search-box svg{width:16px;height:16px;flex-shrink:0;}
.search-box input{flex:1;background:none;border:0;outline:none;font-size:14px;color:var(--text);}
.search-box input::placeholder{color:#6C77A0;}
.search-kbd{
  font-size:11px;padding:1px 6px;border-radius:6px;
  border:1px solid var(--line);color:#6C77A0;
}
.header-cta{margin-left:auto;display:flex;align-items:center;gap:12px;}
.hamburger{
  display:none;width:44px;height:44px;border-radius:12px;
  border:1px solid var(--line);background:rgba(255,255,255,.04);
  align-items:center;justify-content:center;
}
.hamburger span{display:block;width:18px;height:2px;background:var(--text);border-radius:2px;position:relative;}
.hamburger span::before,.hamburger span::after{
  content:"";position:absolute;left:0;width:18px;height:2px;background:var(--text);border-radius:2px;
}
.hamburger span::before{top:-6px;}
.hamburger span::after{top:6px;}

.channel-row{
  display:flex;align-items:center;gap:8px;flex-wrap:wrap;
  padding:0 0 12px;
  transition:max-height .25s ease,opacity .25s ease,padding .25s ease;
}
.channel-link{
  position:relative;
  padding:8px 14px;border-radius:999px;
  font-size:14px;color:#AEB8D6;
  border:1px solid transparent;
  white-space:nowrap;
}
.channel-link:hover{color:#fff;background:rgba(255,255,255,.05);border-color:var(--line);}
.channel-link.active{color:#fff;background:rgba(76,111,255,.14);border-color:rgba(76,111,255,.4);}
.channel-link.active::after{
  content:"";position:absolute;left:14px;right:14px;bottom:2px;height:2px;border-radius:2px;
  background:linear-gradient(90deg,var(--c-accent),var(--c-primary));
  box-shadow:0 0 10px rgba(53,224,214,.7);
}
.channel-tags{display:flex;align-items:center;gap:8px;margin-left:auto;flex-wrap:wrap;}
.tag-pill{
  font-size:12px;padding:4px 10px;border-radius:999px;
  color:#8F9BBE;border:1px solid var(--line);background:rgba(255,255,255,.03);
}
.tag-pill:hover{color:var(--c-accent);border-color:rgba(53,224,214,.55);}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:46px;padding:0 22px;border-radius:999px;
  font-size:15px;font-weight:700;letter-spacing:.01em;
  border:1px solid transparent;cursor:pointer;
  transition:transform .18s ease,box-shadow .22s ease,background .22s ease,border-color .22s ease,opacity .2s ease;
}
.btn:focus-visible{outline:none;box-shadow:0 0 0 3px rgba(53,224,214,.55),0 0 24px rgba(53,224,214,.4);}
.btn-primary{
  color:#fff;
  background:linear-gradient(120deg,var(--c-primary),var(--c-violet));
  box-shadow:0 0 0 1px rgba(255,255,255,.08),0 10px 30px rgba(76,111,255,.35),0 0 24px rgba(53,224,214,.25);
}
.btn-primary:hover{filter:brightness(1.08);transform:translateY(-2px);box-shadow:0 0 0 1px rgba(255,255,255,.1),0 14px 38px rgba(76,111,255,.45),0 0 34px rgba(53,224,214,.35);}
.btn-primary:active{transform:translateY(0);box-shadow:inset 0 3px 12px rgba(0,0,0,.4);}
.btn-primary[disabled],.btn-primary.is-disabled{opacity:.45;box-shadow:none;cursor:not-allowed;transform:none;}
.btn-ghost{
  color:var(--text);background:rgba(255,255,255,.04);border-color:var(--line);
}
.btn-ghost:hover{border-color:rgba(53,224,214,.5);color:#fff;box-shadow:0 0 18px rgba(53,224,214,.2);transform:translateY(-2px);}
.btn-ghost:active{transform:translateY(0);background:rgba(255,255,255,.09);}
.btn-ghost[disabled]{opacity:.42;cursor:not-allowed;box-shadow:none;}
.btn-sm{min-height:40px;padding:0 16px;font-size:13.5px;}

/* ---------- Hero ---------- */
.hero{position:relative;overflow:hidden;border-bottom:1px solid var(--line);}
.hero-bg{
  position:absolute;inset:0;
  background-image:url('/assets/images/backpic/back-1.png');
  background-size:cover;background-position:center;
  opacity:.55;
}
.hero-veil{
  position:absolute;inset:0;
  background:
    linear-gradient(115deg,rgba(5,7,15,.96) 0%,rgba(10,14,34,.82) 42%,rgba(5,7,15,.55) 72%,rgba(5,7,15,.9) 100%),
    radial-gradient(900px 420px at 82% 12%,rgba(139,92,246,.28),transparent 62%),
    radial-gradient(720px 360px at 12% 88%,rgba(53,224,214,.2),transparent 66%);
}
.hero-stars{
  position:absolute;inset:0;
  background-image:radial-gradient(rgba(255,255,255,.5) 1px,transparent 1px),radial-gradient(rgba(255,255,255,.35) 1px,transparent 1px);
  background-size:160px 160px,240px 240px;
  background-position:0 0,60px 90px;
  opacity:.1;
}
.hero-inner{
  position:relative;z-index:2;
  display:grid;grid-template-columns:1fr;gap:36px;
  padding:56px 0 64px;
}
@media(min-width:1024px){
  .hero-inner{grid-template-columns:1.15fr .85fr;gap:48px;padding:90px 0 96px;align-items:center;}
}
.hero-badge{
  display:inline-flex;align-items:center;gap:8px;
  padding:6px 14px;border-radius:999px;
  font-size:12.5px;letter-spacing:.06em;color:var(--c-accent);
  border:1px solid rgba(53,224,214,.4);background:rgba(53,224,214,.08);
}
.hero-badge i{width:6px;height:6px;border-radius:50%;background:var(--c-accent);box-shadow:0 0 10px var(--c-accent);}
.hero h1{
  margin:22px 0 16px;
  font-size:38px;line-height:1.16;
  color:#fff;
}
@media(min-width:768px){.hero h1{font-size:50px;}}
@media(min-width:1280px){.hero h1{font-size:56px;}}
.hero h1 em{
  font-style:normal;
  background:linear-gradient(100deg,var(--c-accent),var(--c-primary) 55%,var(--c-violet));
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.hero-sub{font-size:17px;color:#B9C4E4;max-width:520px;line-height:1.7;}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px;}
.hero-note{margin-top:18px;font-size:13px;color:var(--muted);}

.glass{
  background:linear-gradient(160deg,rgba(255,255,255,.07),rgba(255,255,255,.02));
  border:1px solid var(--line);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
}
.status-card{
  border-radius:var(--r-lg);
  padding:26px;
  box-shadow:var(--shadow);
  position:relative;
  clip-path:polygon(0 0,calc(100% - 20px) 0,100% 20px,100% 100%,0 100%);
}
.status-head{display:flex;align-items:center;justify-content:space-between;gap:12px;}
.status-label{
  font-size:12.5px;padding:5px 12px;border-radius:999px;font-weight:700;
  color:var(--c-amber);border:1px solid rgba(255,196,107,.45);background:rgba(255,196,107,.1);
}
.status-date{font-size:13px;color:var(--muted);}
.status-title{margin-top:18px;font-size:20px;color:#fff;}
.status-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px;margin-top:20px;}
.status-cell{background:rgba(255,255,255,.04);border:1px solid var(--line);border-radius:var(--r-md);padding:12px 14px;}
.status-cell b{display:block;font-size:18px;color:#fff;font-weight:800;letter-spacing:-.01em;}
.status-cell span{font-size:12px;color:var(--muted);}
.progress-wrap{margin-top:22px;}
.progress-top{display:flex;justify-content:space-between;font-size:12.5px;color:var(--muted);margin-bottom:8px;}
.progress-top b{color:var(--c-accent);font-weight:700;}
.progress-bar{height:8px;border-radius:999px;background:rgba(255,255,255,.08);overflow:hidden;}
.progress-bar i{
  display:block;height:100%;width:72%;border-radius:999px;
  background:linear-gradient(90deg,var(--c-primary),var(--c-accent));
  box-shadow:0 0 16px rgba(53,224,214,.6);
}

/* ---------- 通用板块 ---------- */
.section{padding:64px 0;}
@media(min-width:1024px){.section{padding:88px 0;}}
.section-alt{background:var(--bg-1);border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
.section-head{margin-bottom:38px;max-width:760px;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12.5px;letter-spacing:.14em;color:var(--c-accent);text-transform:uppercase;
}
.eyebrow::before{content:"";width:22px;height:1px;background:linear-gradient(90deg,var(--c-accent),transparent);}
.section-head h2{margin:14px 0 12px;font-size:26px;color:#fff;}
@media(min-width:1024px){.section-head h2{font-size:32px;}}
.section-head p{color:var(--muted);font-size:15.5px;line-height:1.8;}

/* ---------- 数据条 ---------- */
.stats{
  display:grid;grid-template-columns:repeat(2,1fr);
  border-radius:var(--r-lg);
  overflow:hidden;
  background:rgba(255,255,255,.03);
  border:1px solid var(--line);
}
@media(min-width:768px){.stats{grid-template-columns:repeat(4,1fr);}}
.stat{
  padding:24px 22px;
  border-right:1px solid var(--line);
  border-bottom:1px solid var(--line);
}
@media(min-width:768px){.stat:nth-child(4){border-right:0;}}
@media(min-width:768px){.stat{border-bottom:0;}}
@media(max-width:767px){.stat:nth-child(2n){border-right:0;}.stat:nth-child(3),.stat:nth-child(4){border-bottom:0;}}
.stat b{display:block;font-size:28px;font-weight:800;color:#fff;letter-spacing:-.02em;}
.stat b span{color:var(--c-accent);}
.stat p{font-size:13px;color:var(--muted);margin-top:4px;}

/* ---------- 时间线 ---------- */
.timeline{position:relative;padding-left:16px;}
@media(min-width:1024px){.timeline{padding-left:0;}}
.timeline::before{
  content:"";position:absolute;left:6px;top:8px;bottom:8px;width:1px;
  background:rgba(255,255,255,.14);
}
@media(min-width:1024px){.timeline::before{left:132px;}}
.tl-item{position:relative;display:grid;grid-template-columns:1fr;gap:10px;padding:0 0 30px;}
@media(min-width:1024px){.tl-item{grid-template-columns:132px 1fr;gap:34px;}}
.tl-time{
  font-size:13.5px;color:var(--c-accent);font-weight:700;letter-spacing:.04em;
  padding-left:26px;
}
@media(min-width:1024px){.tl-time{padding-left:0;text-align:right;padding-right:34px;}}
.tl-dot{
  position:absolute;left:0;top:8px;width:12px;height:12px;border-radius:50%;
  background:var(--c-accent);box-shadow:0 0 0 4px rgba(53,224,214,.14),0 0 18px rgba(53,224,214,.75);
}
@media(min-width:1024px){.tl-dot{left:132px;transform:translateX(-50%);}}
.tl-dot.future{background:transparent;border:1.5px solid rgba(255,255,255,.4);box-shadow:0 0 0 4px rgba(255,255,255,.05);}
.tl-card{
  border-radius:var(--r-md);
  padding:20px 22px;
  background:linear-gradient(160deg,rgba(255,255,255,.06),rgba(255,255,255,.02));
  border:1px solid var(--line);
  transition:transform .22s ease,border-color .22s ease,box-shadow .22s ease;
}
.tl-card:hover{transform:translateY(-4px);border-color:rgba(53,224,214,.35);box-shadow:var(--shadow);}
.tl-card h3{font-size:17px;color:#fff;margin-bottom:8px;}
.tl-card p{font-size:14.5px;color:var(--muted);line-height:1.75;}
.tl-meta{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px;}

/* ---------- 标签 ---------- */
.chip{
  display:inline-flex;align-items:center;gap:6px;
  font-size:12px;padding:3px 10px;border-radius:999px;
  color:#A9B4D6;border:1px solid var(--line);background:rgba(255,255,255,.04);
}
.chip-accent{color:var(--c-accent);border-color:rgba(53,224,214,.4);background:rgba(53,224,214,.08);}
.chip-violet{color:#C4B5FD;border-color:rgba(139,92,246,.42);background:rgba(139,92,246,.12);}

/* ---------- 嘉宾滑动 ---------- */
.slider-wrap{position:relative;}
.slider{
  display:flex;gap:18px;overflow-x:auto;scroll-snap-type:x mandatory;
  padding:6px 2px 20px;scrollbar-width:none;
}
.slider::-webkit-scrollbar{display:none;}
.slide{
  flex:0 0 82%;
  scroll-snap-align:start;
  border-radius:var(--r-lg);
  overflow:hidden;
  background:linear-gradient(160deg,rgba(255,255,255,.07),rgba(255,255,255,.02));
  border:1px solid var(--line);
  transition:transform .22s ease,border-color .22s ease,box-shadow .22s ease;
}
@media(min-width:640px){.slide{flex:0 0 46%;}}
@media(min-width:1024px){.slide{flex:0 0 30%;}}
@media(min-width:1280px){.slide{flex:0 0 26.5%;}}
.slide:hover{transform:translateY(-4px);border-color:rgba(53,224,214,.35);box-shadow:var(--shadow-hover);}
.slide-img{position:relative;aspect-ratio:4/3;background:var(--bg-2);overflow:hidden;}
.slide-img img{width:100%;height:100%;object-fit:cover;opacity:.9;}
.slide-img::after{content:"";position:absolute;inset:0;background:linear-gradient(to top,rgba(5,7,15,.85),rgba(5,7,15,.05) 60%);}
.slide-body{padding:18px 20px 22px;}
.slide-body h3{font-size:17px;color:#fff;}
.slide-role{font-size:13px;color:var(--c-accent);margin-top:4px;}
.slide-body p{font-size:14px;color:var(--muted);margin-top:12px;line-height:1.7;}
.slider-nav{display:flex;gap:10px;justify-content:flex-end;margin-top:4px;}
.arrow-btn{
  width:44px;height:44px;border-radius:50%;
  border:1px solid var(--line);background:rgba(255,255,255,.04);
  display:flex;align-items:center;justify-content:center;cursor:pointer;
  transition:border-color .2s ease,box-shadow .2s ease,transform .2s ease;
}
.arrow-btn:hover{border-color:rgba(53,224,214,.55);box-shadow:0 0 18px rgba(53,224,214,.25);transform:translateY(-2px);}
.arrow-btn:focus-visible{outline:none;box-shadow:0 0 0 3px rgba(53,224,214,.5);}
.arrow-btn svg{width:16px;height:16px;}

/* ---------- 票种 ---------- */
.ticket-grid{display:grid;grid-template-columns:1fr;gap:22px;}
@media(min-width:768px){.ticket-grid{grid-template-columns:repeat(3,1fr);}}
.ticket{
  position:relative;display:flex;flex-direction:column;
  border-radius:var(--r-lg);padding:28px 24px 26px;
  background:linear-gradient(160deg,rgba(255,255,255,.06),rgba(255,255,255,.02));
  border:1px solid var(--line);
  box-shadow:var(--shadow);
  transition:transform .22s ease,border-color .22s ease,box-shadow .22s ease;
}
.ticket:hover{transform:translateY(-4px);border-color:rgba(53,224,214,.35);}
.ticket.featured{
  border-color:rgba(53,224,214,.55);
  box-shadow:0 0 0 1px rgba(53,224,214,.3),0 18px 50px rgba(53,224,214,.16);
  transform:translateY(-8px);
}
.ticket.featured:hover{transform:translateY(-12px);}
@media(max-width:767px){.ticket.featured{transform:none;}.ticket.featured:hover{transform:translateY(-4px);}}
.ticket-flag{
  position:absolute;top:-13px;right:20px;
  font-size:12px;font-weight:800;letter-spacing:.08em;
  padding:4px 12px;border-radius:999px;color:#20160A;
  background:linear-gradient(100deg,var(--c-amber),#FFE2A8);
}
.ticket h3{font-size:18px;color:#fff;}
.ticket-desc{font-size:13.5px;color:var(--muted);margin-top:6px;}
.ticket-price{margin-top:20px;display:flex;align-items:baseline;gap:6px;}
.ticket-price b{font-size:34px;font-weight:800;color:#fff;letter-spacing:-.02em;}
.ticket-price span{font-size:13px;color:var(--muted);}
.ticket-list{margin:22px 0 26px;display:flex;flex-direction:column;gap:11px;flex:1;}
.ticket-list li{display:flex;gap:10px;font-size:14px;color:#B9C4E4;line-height:1.6;}
.ticket-list svg{width:16px;height:16px;flex-shrink:0;margin-top:4px;color:var(--c-accent);}
.ticket-list li.off{color:#5E688C;}
.ticket-list li.off svg{color:#4A5474;}

/* ---------- 报名 CTA ---------- */
.cta-band{
  position:relative;overflow:hidden;
  border-radius:var(--r-lg);
  padding:38px 26px;
  background:linear-gradient(120deg,rgba(76,111,255,.18),rgba(139,92,246,.14) 55%,rgba(53,224,214,.12));
  border:1px solid rgba(255,255,255,.16);
  display:grid;gap:26px;
}
@media(min-width:1024px){.cta-band{grid-template-columns:1.2fr 1fr;align-items:center;padding:46px 48px;}}
.cta-band::before{
  content:"";position:absolute;left:-10%;top:-60%;width:70%;height:220%;
  background:linear-gradient(120deg,rgba(139,92,246,.3),rgba(53,224,214,.16),transparent);
  transform:rotate(12deg);pointer-events:none;
}
.cta-band h2{position:relative;font-size:26px;color:#fff;}
@media(min-width:1024px){.cta-band h2{font-size:32px;}}
.cta-band p{position:relative;margin-top:12px;font-size:15px;color:#C7D1EC;max-width:520px;}
.cta-form{position:relative;display:flex;gap:12px;flex-wrap:wrap;}
.cta-form input{
  flex:1 1 220px;min-height:50px;padding:0 20px;border-radius:999px;
  background:rgba(5,7,15,.55);border:1px solid var(--line);outline:none;
  font-size:14.5px;
  transition:border-color .2s ease,box-shadow .2s ease;
}
.cta-form input::placeholder{color:#6C77A0;}
.cta-form input:focus{border-color:var(--c-accent);box-shadow:0 0 0 3px rgba(53,224,214,.2);}
.cta-note{position:relative;margin-top:16px;font-size:12.5px;color:var(--muted);}

/* ---------- 资讯列表 ---------- */
.news-grid{display:grid;grid-template-columns:1fr;gap:24px;}
@media(min-width:1024px){.news-grid{grid-template-columns:1.35fr 1fr;align-items:start;}}
.news-main{
  border-radius:var(--r-lg);overflow:hidden;
  background:linear-gradient(160deg,rgba(255,255,255,.07),rgba(255,255,255,.02));
  border:1px solid var(--line);
  transition:transform .22s ease,border-color .22s ease,box-shadow .22s ease;
}
.news-main:hover{transform:translateY(-4px);border-color:rgba(53,224,214,.35);box-shadow:var(--shadow-hover);}
.news-main-img{position:relative;aspect-ratio:16/9;background:var(--bg-2);overflow:hidden;}
.news-main-img img{width:100%;height:100%;object-fit:cover;opacity:.92;}
.news-main-img::after{content:"";position:absolute;inset:0;background:linear-gradient(to top,rgba(5,7,15,.78),transparent 60%);}
.news-main-body{padding:22px 24px 26px;}
.news-main-body h3{font-size:20px;color:#fff;margin-top:12px;line-height:1.4;}
.news-main-body .excerpt{font-size:14.5px;color:var(--muted);margin-top:12px;line-height:1.75;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.news-meta{display:flex;flex-wrap:wrap;gap:12px;align-items:center;font-size:12.5px;color:var(--muted);margin-top:14px;}
.news-side{display:flex;flex-direction:column;gap:14px;}
.news-mini{
  display:grid;grid-template-columns:104px 1fr;gap:14px;
  padding:14px;border-radius:var(--r-md);
  background:rgba(255,255,255,.035);border:1px solid var(--line);
  transition:transform .2s ease,border-color .2s ease,background .2s ease;
}
.news-mini:hover{transform:translateY(-3px);border-color:rgba(53,224,214,.35);background:rgba(255,255,255,.06);}
.news-mini-img{position:relative;border-radius:var(--r-sm);overflow:hidden;background:var(--bg-2);aspect-ratio:16/11;}
.news-mini-img img{width:100%;height:100%;object-fit:cover;opacity:.9;}
.news-mini h3{font-size:14.5px;color:#E7ECFB;line-height:1.5;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.news-mini:hover h3{color:var(--c-accent);}
.news-mini .news-meta{margin-top:8px;gap:8px;}

.news-list{display:grid;grid-template-columns:1fr;gap:16px;margin-top:24px;}
@media(min-width:768px){.news-list{grid-template-columns:repeat(2,1fr);}}
.news-row{
  display:grid;grid-template-columns:132px 1fr;gap:16px;
  padding:16px;border-radius:var(--r-md);
  background:rgba(255,255,255,.03);border:1px solid var(--line);
  transition:transform .2s ease,border-color .2s ease;
}
@media(max-width:639px){.news-row{grid-template-columns:1fr;}.news-row .news-row-img{aspect-ratio:16/9;}}
.news-row:hover{transform:translateY(-3px);border-color:rgba(53,224,214,.35);}
.news-row-img{position:relative;border-radius:var(--r-sm);overflow:hidden;background:var(--bg-2);aspect-ratio:16/11;}
.news-row-img img{width:100%;height:100%;object-fit:cover;opacity:.9;}
.news-row h3{font-size:15.5px;color:#E7ECFB;line-height:1.5;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.news-row:hover h3{color:var(--c-accent);}
.news-row .excerpt{font-size:13.5px;color:var(--muted);margin-top:8px;line-height:1.7;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}

.empty-card{
  min-height:180px;border-radius:var(--r-lg);
  border:1px dashed rgba(255,255,255,.2);
  background:rgba(255,255,255,.03);
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:14px;
  text-align:center;padding:30px;
}
.empty-card svg{width:34px;height:34px;color:var(--c-accent);opacity:.85;}
.empty-card p{font-size:14.5px;color:var(--muted);}

.more-link{
  display:inline-flex;align-items:center;gap:8px;
  margin-top:26px;font-size:14.5px;color:var(--c-accent);font-weight:700;
}
.more-link:hover{gap:12px;color:#fff;}

/* ---------- FAQ ---------- */
.faq-list{display:flex;flex-direction:column;gap:12px;}
.faq-item{
  border-radius:var(--r-md);
  border:1px solid var(--line);
  background:rgba(255,255,255,.03);
  overflow:hidden;
  transition:border-color .2s ease,background .2s ease;
}
.faq-item[open]{border-color:rgba(53,224,214,.4);background:rgba(53,224,214,.05);}
.faq-item summary{
  list-style:none;cursor:pointer;
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:18px 22px;font-size:16.5px;font-weight:700;color:#E7ECFB;
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary:hover{color:var(--c-accent);}
.faq-item summary:focus-visible{outline:none;box-shadow:inset 0 0 0 2px rgba(53,224,214,.6);}
.faq-icon{
  width:26px;height:26px;flex-shrink:0;border-radius:50%;
  border:1px solid var(--line);position:relative;
  transition:transform .25s ease,border-color .25s ease;
}
.faq-icon::before,.faq-icon::after{
  content:"";position:absolute;left:50%;top:50%;background:var(--c-accent);border-radius:2px;
  transform:translate(-50%,-50%);
}
.faq-icon::before{width:11px;height:1.5px;}
.faq-icon::after{width:1.5px;height:11px;transition:opacity .25s ease;}
.faq-item[open] .faq-icon{transform:rotate(180deg);border-color:rgba(53,224,214,.6);}
.faq-item[open] .faq-icon::after{opacity:0;}
.faq-body{
  padding:0 22px 20px 24px;
  border-left:2px solid var(--c-accent);
  margin-left:0;
  font-size:14.5px;color:var(--muted);line-height:1.85;
}

/* ---------- 页脚 ---------- */
.site-footer{
  position:relative;
  background:var(--bg-1);
  border-top:1px solid rgba(53,224,214,.28);
  padding:56px 0 0;
  margin-top:0;
}
.site-footer::before{
  content:"";position:absolute;top:0;left:0;right:0;height:1px;
  background:linear-gradient(90deg,transparent,rgba(53,224,214,.7),rgba(139,92,246,.6),transparent);
}
.footer-grid{display:grid;grid-template-columns:1fr;gap:34px;padding-bottom:42px;}
@media(min-width:640px){.footer-grid{grid-template-columns:repeat(2,1fr);}}
@media(min-width:1024px){.footer-grid{grid-template-columns:1.5fr 1fr 1fr 1fr;}}
.footer-brand{display:flex;align-items:center;gap:12px;}
.footer-col h3{font-size:14px;color:#fff;letter-spacing:.04em;margin-bottom:16px;}
.footer-col p{font-size:13.5px;color:var(--muted);line-height:1.85;}
.footer-col ul{display:flex;flex-direction:column;gap:11px;}
.footer-col a{font-size:13.5px;color:var(--muted);}
.footer-col a:hover{color:var(--c-accent);}
.footer-bottom{
  border-top:1px solid var(--line);
  padding:20px 0 26px;
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;align-items:center;
  font-size:12.5px;color:#6C77A0;
}
.footer-bottom a{color:#8F9BBE;}
.footer-bottom a:hover{color:var(--c-accent);}

/* ---------- 移动端抽屉 ---------- */
.drawer{
  position:fixed;inset:0;z-index:120;
  background:rgba(5,7,15,.75);
  backdrop-filter:blur(4px);
  opacity:0;visibility:hidden;transition:opacity .25s ease,visibility .25s ease;
}
.drawer.open{opacity:1;visibility:visible;}
.drawer-panel{
  position:absolute;top:0;right:0;bottom:0;width:min(360px,86vw);
  background:var(--bg-1);border-left:1px solid var(--line);
  padding:24px 22px;overflow-y:auto;
  transform:translateX(100%);transition:transform .3s ease;
}
.drawer.open .drawer-panel{transform:translateX(0);}
.drawer-close{
  width:44px;height:44px;border-radius:12px;border:1px solid var(--line);
  background:rgba(255,255,255,.04);display:flex;align-items:center;justify-content:center;
  cursor:pointer;margin-left:auto;
}
.drawer-nav{display:flex;flex-direction:column;gap:6px;margin-top:22px;}
.drawer-nav a{
  padding:13px 14px;border-radius:var(--r-md);font-size:15px;color:#C2CBE6;
  border:1px solid transparent;
}
.drawer-nav a:hover{background:rgba(255,255,255,.05);border-color:var(--line);color:#fff;}
.drawer-nav a.active{background:rgba(76,111,255,.16);border-color:rgba(76,111,255,.4);color:#fff;}
.drawer-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:20px;}
.drawer .search-box{max-width:none;margin-top:20px;}

@media(max-width:1023px){
  .channel-row{display:none;}
  .search-box{display:none;}
  .hamburger{display:flex;}
  .header-cta .btn{display:none;}
}
@media(min-width:1024px){
  .drawer{display:none;}
}

/* roulang page: article */
:root{
  --c-primary:#4C6FFF;
  --c-primary-700:#2B3FD6;
  --c-accent:#35E0D6;
  --c-violet:#8B5CF6;
  --c-amber:#FFC46B;
  --bg-0:#05070F;
  --bg-1:#0A0E22;
  --bg-2:#101534;
  --text:#DCE3F5;
  --text-dim:#8F9BBE;
  --line:rgba(255,255,255,.12);
  --line-soft:rgba(255,255,255,.08);
  --r-lg:20px;
  --r-md:14px;
  --r-pill:999px;
  --shadow-card:0 12px 40px rgba(3,6,20,.55);
  --shadow-lift:0 22px 60px rgba(3,6,20,.72);
  --container:1240px;
  --glass:linear-gradient(160deg,rgba(255,255,255,.07),rgba(255,255,255,.02));
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg-0);
  color:var(--text);
  font-family:-apple-system,"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
  font-size:16px;
  line-height:1.75;
  letter-spacing:.01em;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border:0;}
a{color:inherit;text-decoration:none;transition:color .22s ease,border-color .22s ease,background-color .22s ease,opacity .22s ease;}
button,input,select,textarea{font:inherit;color:inherit;}
h1,h2,h3,h4{font-weight:800;letter-spacing:-.02em;line-height:1.22;margin:0;}
ul,ol{margin:0;padding:0;list-style:none;}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 32px;}
body::before{
  content:"";
  position:fixed;
  inset:0;
  pointer-events:none;
  z-index:0;
  background:
    radial-gradient(900px 620px at 78% -8%,rgba(139,92,246,.16),transparent 62%),
    radial-gradient(760px 520px at 6% 8%,rgba(53,224,214,.10),transparent 66%);
}
.site-header,.site-main,.site-footer{position:relative;z-index:2;}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:44px;padding:11px 24px;border-radius:var(--r-pill);
  font-size:15px;font-weight:700;letter-spacing:.02em;cursor:pointer;
  border:1px solid transparent;white-space:nowrap;
  transition:transform .2s ease,box-shadow .25s ease,filter .25s ease,background-color .25s ease,border-color .25s ease,color .25s ease;
}
.btn-primary{
  color:#fff;
  background:linear-gradient(120deg,var(--c-primary),var(--c-violet));
  box-shadow:0 0 0 1px rgba(255,255,255,.08),0 10px 30px rgba(76,111,255,.35),0 0 24px rgba(53,224,214,.25);
}
.btn-primary:hover{filter:brightness(1.08);box-shadow:0 0 0 1px rgba(255,255,255,.14),0 14px 34px rgba(76,111,255,.45),0 0 30px rgba(53,224,214,.38);transform:translateY(-2px);}
.btn-primary:active{transform:translateY(0);box-shadow:inset 0 3px 12px rgba(0,0,0,.4);}
.btn-ghost{
  color:var(--text);background:rgba(255,255,255,.03);border-color:var(--line);
}
.btn-ghost:hover{border-color:rgba(53,224,214,.5);color:#fff;box-shadow:0 0 0 3px rgba(53,224,214,.10);transform:translateY(-2px);}
.btn-ghost:active{transform:translateY(0);}
.btn-sm{min-height:40px;padding:8px 18px;font-size:14px;}
.btn:disabled,.btn[disabled]{opacity:.45;box-shadow:none;cursor:not-allowed;filter:grayscale(.3);}
.btn:focus-visible,a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{
  outline:none;box-shadow:0 0 0 2px rgba(5,7,15,.9),0 0 0 4px rgba(53,224,214,.75);
}
.channel-link:focus-visible,.tag-pill:focus-visible{outline:none;box-shadow:0 0 0 2px rgba(5,7,15,.9),0 0 0 4px rgba(53,224,214,.75);border-radius:var(--r-pill);}

/* ============ 头部导航 ============ */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(5,7,15,.86);
  backdrop-filter:blur(16px);
  border-bottom:1px solid var(--line-soft);
  transition:background-color .3s ease,border-color .3s ease;
}
.site-header.is-compact{background:rgba(5,7,15,.94);border-bottom-color:rgba(53,224,214,.35);}
.header-top-inner{display:flex;align-items:center;gap:24px;padding-top:16px;padding-bottom:14px;transition:padding .3s ease;}
.site-header.is-compact .header-top-inner{padding-top:9px;padding-bottom:9px;}
.brand{display:flex;align-items:center;gap:12px;min-width:0;}
.brand-mark{
  width:38px;height:38px;flex:0 0 38px;border-radius:12px;
  display:grid;place-items:center;
  background:linear-gradient(140deg,rgba(76,111,255,.9),rgba(139,92,246,.85));
  box-shadow:0 0 0 1px rgba(255,255,255,.14),0 8px 24px rgba(76,111,255,.35);
}
.brand-mark svg{width:22px;height:22px;}
.brand-text{display:flex;flex-direction:column;line-height:1.2;min-width:0;}
.brand-name{font-size:17px;font-weight:800;letter-spacing:-.01em;color:#fff;}
.brand-sub{font-size:12px;color:var(--text-dim);letter-spacing:.06em;}
.site-header.is-compact .brand-sub{display:none;}
.search-box{
  flex:1 1 auto;max-width:420px;margin-left:auto;
  display:flex;align-items:center;gap:10px;
  background:rgba(255,255,255,.05);
  border:1px solid var(--line);
  border-radius:var(--r-pill);
  padding:0 14px;min-height:44px;
  transition:border-color .22s ease,box-shadow .22s ease,background-color .22s ease;
}
.search-box:focus-within{border-color:rgba(53,224,214,.6);box-shadow:0 0 0 3px rgba(53,224,214,.14);background:rgba(255,255,255,.07);}
.search-box svg{width:17px;height:17px;flex:0 0 17px;color:var(--text-dim);}
.search-box input{flex:1;background:none;border:0;outline:none;font-size:14px;color:var(--text);min-width:0;}
.search-box input::placeholder{color:rgba(143,155,190,.75);}
.search-key{font-size:11px;color:var(--text-dim);border:1px solid var(--line);border-radius:6px;padding:2px 6px;}
.header-actions{display:flex;align-items:center;gap:12px;flex:0 0 auto;}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:12px;
  background:rgba(255,255,255,.05);border:1px solid var(--line);
  align-items:center;justify-content:center;cursor:pointer;
}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--text);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);border-radius:2px;}
.nav-toggle span::before{top:-6px;}
.nav-toggle span::after{top:6px;}

.channel-row{
  display:flex;align-items:center;gap:8px;flex-wrap:nowrap;overflow-x:auto;
  padding:10px 32px 12px;max-width:var(--container);margin:0 auto;
  border-top:1px solid var(--line-soft);
  scrollbar-width:none;
}
.channel-row::-webkit-scrollbar{display:none;}
.channel-link{
  position:relative;font-size:14px;font-weight:600;color:var(--text-dim);
  padding:8px 12px;border-radius:var(--r-pill);white-space:nowrap;
  transition:color .2s ease,background-color .2s ease;
}
.channel-link:hover{color:#fff;background:rgba(255,255,255,.05);}
.channel-link.active{color:#fff;}
.channel-link.active::after{
  content:"";position:absolute;left:12px;right:12px;bottom:2px;height:2px;border-radius:2px;
  background:linear-gradient(90deg,var(--c-accent),var(--c-violet));
  box-shadow:0 0 10px rgba(53,224,214,.8);
}
.channel-tags{display:flex;align-items:center;gap:8px;margin-left:auto;padding-left:12px;flex:0 0 auto;}
.tag-pill{
  font-size:12px;color:var(--text-dim);border:1px solid var(--line);
  border-radius:var(--r-pill);padding:5px 12px;white-space:nowrap;
  transition:border-color .2s ease,color .2s ease,box-shadow .2s ease;
}
.tag-pill:hover{color:var(--c-accent);border-color:rgba(53,224,214,.6);box-shadow:0 0 0 3px rgba(53,224,214,.10);}
.mobile-drawer{display:none;}
.mobile-drawer.is-open{display:block;}
.drawer-inner{padding:16px 20px 24px;border-top:1px solid var(--line-soft);background:rgba(6,9,20,.98);}
.drawer-links{display:grid;gap:6px;margin-bottom:14px;}
.drawer-links a{padding:11px 14px;border-radius:12px;background:rgba(255,255,255,.04);font-size:15px;font-weight:600;}
.drawer-links a.active{color:#fff;border-left:2px solid var(--c-accent);}
.read-progress{position:fixed;top:0;left:0;height:2px;width:0;z-index:80;background:linear-gradient(90deg,var(--c-accent),var(--c-violet));box-shadow:0 0 12px rgba(53,224,214,.8);}

/* ============ 面包屑 ============ */
.crumb-bar{border-bottom:1px solid var(--line-soft);background:linear-gradient(180deg,rgba(16,21,52,.6),rgba(5,7,15,0));}
.crumb{display:flex;align-items:center;gap:10px;flex-wrap:wrap;padding:16px 0;font-size:13px;color:var(--text-dim);}
.crumb a:hover{color:var(--c-accent);}
.crumb .sep{opacity:.5;}
.crumb .current{color:var(--text);max-width:52ch;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}

/* ============ 文章布局 ============ */
.article-layout{display:grid;grid-template-columns:minmax(0,1fr);gap:32px;padding-top:36px;padding-bottom:72px;}
.article-main{max-width:760px;width:100%;margin:0 auto;min-width:0;}
.article-side{display:none;}

.article-head{margin-bottom:22px;}
.article-badge{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12px;font-weight:700;letter-spacing:.08em;
  color:var(--c-accent);border:1px solid rgba(53,224,214,.42);
  background:rgba(53,224,214,.08);border-radius:var(--r-pill);padding:5px 14px;
}
.article-head h1{font-size:32px;line-height:1.26;margin:16px 0 18px;color:#fff;}
.article-meta{display:flex;flex-wrap:wrap;align-items:center;gap:10px 18px;font-size:13px;color:var(--text-dim);}
.article-meta .dot{width:4px;height:4px;border-radius:50%;background:rgba(143,155,190,.6);}
.article-cover{margin:0 0 32px;position:relative;border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--shadow-card);}
.article-cover img{width:100%;aspect-ratio:16/9;object-fit:cover;}
.article-cover::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(5,7,15,0) 45%,rgba(5,7,15,.45) 100%);}

.article-body{font-size:17px;line-height:1.85;color:var(--text);}
.article-body p{margin:0 0 1.1em;}
.article-body h2{font-size:26px;margin:1.9em 0 .7em;color:#fff;padding-left:14px;border-left:3px solid var(--c-accent);}
.article-body h3{font-size:20px;margin:1.6em 0 .6em;color:#fff;}
.article-body h4{font-size:17px;margin:1.4em 0 .5em;color:#fff;}
.article-body ul,.article-body ol{margin:0 0 1.2em;padding-left:1.4em;}
.article-body ul{list-style:disc;}
.article-body ol{list-style:decimal;}
.article-body li{margin-bottom:.5em;}
.article-body blockquote{
  margin:1.5em 0;padding:14px 20px;color:var(--text-dim);
  border-left:2px solid var(--c-accent);border-radius:0 14px 14px 0;
  background:rgba(53,224,214,.06);
}
.article-body a{color:var(--c-accent);text-decoration:underline;text-underline-offset:3px;}
.article-body a:hover{color:#fff;}
.article-body img{border-radius:var(--r-md);margin:1.6em auto;box-shadow:var(--shadow-card);}
.article-body pre{
  margin:1.5em 0;padding:18px;overflow:auto;border-radius:var(--r-md);
  background:#070b1a;border:1px solid var(--line);font-size:14px;line-height:1.7;
}
.article-body code{font-family:ui-monospace,Menlo,Consolas,monospace;font-size:.92em;background:rgba(255,255,255,.08);padding:2px 6px;border-radius:6px;}
.article-body pre code{background:none;padding:0;}
.article-body table{width:100%;border-collapse:collapse;margin:1.5em 0;font-size:15px;}
.article-body th,.article-body td{border:1px solid var(--line);padding:10px 14px;text-align:left;}
.article-body th{background:rgba(76,111,255,.16);color:#fff;font-weight:700;}
.article-body hr{border:0;border-top:1px solid var(--line);margin:2em 0;}

.article-foot{margin-top:36px;padding-top:24px;border-top:1px solid var(--line);display:flex;flex-wrap:wrap;align-items:center;gap:12px 16px;}
.tag-label{font-size:13px;color:var(--text-dim);}
.tag-chip{font-size:13px;padding:6px 14px;border-radius:var(--r-pill);border:1px solid var(--line);color:var(--text-dim);}
.tag-chip:hover{color:var(--c-accent);border-color:rgba(53,224,214,.5);}

.section-head{margin-bottom:22px;}
.section-head h2{font-size:24px;color:#fff;}
.section-head p{margin:8px 0 0;font-size:14px;color:var(--text-dim);}

/* ============ 相关推荐卡片 ============ */
.rel-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px;margin-top:28px;}
.rel-card{
  display:flex;flex-direction:column;
  background:var(--glass);border:1px solid var(--line);border-radius:var(--r-md);
  overflow:hidden;box-shadow:var(--shadow-card);
  transition:transform .28s ease,box-shadow .28s ease,border-color .28s ease;
}
.rel-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lift);border-color:rgba(53,224,214,.35);}
.rel-card img{width:100%;aspect-ratio:16/10;object-fit:cover;}
.rel-card-body{padding:16px 18px 20px;display:flex;flex-direction:column;gap:9px;flex:1;}
.rel-card-body h3{font-size:16px;line-height:1.45;color:#fff;}
.rel-card:hover h3{color:var(--c-accent);}
.rel-card-body .rel-desc{font-size:13px;color:var(--text-dim);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.rel-card-body .rel-time{font-size:12px;color:var(--text-dim);margin-top:auto;}

.back-row{margin-top:34px;display:flex;flex-wrap:wrap;gap:14px;}

/* ============ 侧栏 ============ */
.side-card{
  background:var(--glass);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:20px;box-shadow:var(--shadow-card);margin-bottom:20px;
}
.side-card h2{font-size:16px;color:#fff;margin-bottom:14px;display:flex;align-items:center;gap:8px;}
.side-card h2::before{content:"";width:3px;height:15px;border-radius:2px;background:linear-gradient(180deg,var(--c-accent),var(--c-violet));}
.side-list{display:grid;gap:14px;}
.side-list a{display:flex;gap:12px;align-items:flex-start;font-size:14px;color:var(--text);line-height:1.5;}
.side-list a:hover{color:var(--c-accent);}
.side-list img{width:66px;height:46px;object-fit:cover;border-radius:10px;flex:0 0 66px;}
.side-list .idx{font-size:13px;font-weight:800;color:var(--c-accent);flex:0 0 20px;}
.side-login p{font-size:13px;color:var(--text-dim);margin:0 0 14px;}
.side-login .btn{width:100%;}

/* ============ 空态 ============ */
.empty-card{
  min-height:180px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:14px;
  background:var(--glass);border:1px dashed rgba(255,255,255,.2);border-radius:var(--r-lg);
  padding:36px 24px;text-align:center;box-shadow:var(--shadow-card);
}
.empty-card svg{width:36px;height:36px;color:var(--c-accent);}
.empty-card p{margin:0;font-size:15px;color:var(--text-dim);}

/* ============ 页脚 ============ */
.site-footer{
  background:var(--bg-1);border-top:1px solid rgba(53,224,214,.22);
  margin-top:20px;position:relative;
}
.site-footer::before{
  content:"";position:absolute;top:0;left:0;right:0;height:1px;
  background:linear-gradient(90deg,transparent,rgba(53,224,214,.7),rgba(139,92,246,.7),transparent);
}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:36px;padding:56px 0 36px;}
.footer-brand{display:flex;align-items:center;gap:12px;}
.footer-col h3{font-size:15px;color:#fff;margin-bottom:16px;letter-spacing:.02em;}
.footer-col ul{display:grid;gap:11px;}
.footer-col ul a{font-size:14px;color:var(--text-dim);}
.footer-col ul a:hover{color:var(--c-accent);}
.footer-col p{font-size:14px;color:var(--text-dim);margin:0;}
.footer-bottom{
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:12px;
  padding:20px 0 30px;border-top:1px solid var(--line-soft);font-size:13px;color:var(--text-dim);
}
.footer-bottom a{color:var(--text-dim);}
.footer-bottom a:hover{color:var(--c-accent);}

/* ============ 响应式 ============ */
@media (min-width:1024px){
  .search-box{max-width:460px;}
}
@media (min-width:1280px){
  .article-layout{grid-template-columns:minmax(0,1fr) 320px;gap:48px;}
  .article-side{display:block;}
  .article-main{margin:0;}
  .article-head h1{font-size:40px;}
}
@media (max-width:1279px){
  .article-main{margin:0 auto;}
}
@media (max-width:1023px){
  .container{padding:0 22px;}
  .channel-row{padding-left:22px;padding-right:22px;}
  .search-box{display:none;}
  .nav-toggle{display:flex;}
  .channel-tags{display:none;}
  .header-actions .btn-primary{display:none;}
  .rel-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .footer-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:28px;}
}
@media (max-width:767px){
  .article-head h1{font-size:26px;}
  .article-body{font-size:17px;}
  .rel-grid{grid-template-columns:minmax(0,1fr);}
  .footer-grid{grid-template-columns:minmax(0,1fr);padding-top:44px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
}
@media (max-width:520px){
  .container{padding:0 20px;}
  .channel-row{padding-left:20px;padding-right:20px;padding-bottom:10px;}
  .brand-name{font-size:15px;}
  .brand-sub{font-size:11px;}
  .article-head h1{font-size:23px;}
  .article-body h2{font-size:21px;}
  .article-body h3{font-size:18px;}
  .article-cover{border-radius:var(--r-md);}
  .back-row .btn{width:100%;}
}

/* roulang page: category1 */
:root{
  --c-primary:#4C6FFF;
  --c-primary-700:#2B3FD6;
  --c-accent:#35E0D6;
  --c-violet:#8B5CF6;
  --c-amber:#FFC46B;
  --bg-0:#05070F;
  --bg-1:#0A0E22;
  --bg-2:#101534;
  --text:#DCE3F5;
  --text-dim:#8F9BBE;
  --text-mute:#6E7A9B;
  --line:rgba(255,255,255,.12);
  --line-soft:rgba(255,255,255,.07);
  --r-lg:20px;
  --r-md:14px;
  --r-sm:10px;
  --shadow-card:0 12px 40px rgba(3,6,20,.55);
  --shadow-card-hover:0 20px 54px rgba(3,6,20,.72);
  --wrap:1240px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg-0);
  color:var(--text);
  font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
  font-size:16px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border-style:none;}
a{color:inherit;text-decoration:none;}
button,input,select,textarea{font-family:inherit;font-size:inherit;color:inherit;}
h1,h2,h3{margin:0;font-weight:800;letter-spacing:-.02em;line-height:1.18;}
p{margin:0;}
ul{margin:0;padding:0;list-style:none;}
.container{width:100%;max-width:var(--wrap);margin:0 auto;padding:0 20px;}
@media(min-width:1024px){.container{padding:0 32px;}}

/* ============ 头部导航 ============ */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(5,7,15,.86);
  backdrop-filter:blur(16px);
  -webkit-backdrop-filter:blur(16px);
  border-bottom:1px solid rgba(53,224,214,.18);
  transition:background .3s ease,border-color .3s ease;
}
.site-header.is-compact{background:rgba(5,7,15,.92);}
.brand-row{display:flex;align-items:center;gap:18px;padding:14px 0;transition:padding .28s ease;}
.site-header.is-compact .brand-row{padding:7px 0;}
.brand{display:flex;align-items:center;gap:12px;flex:none;}
.brand-mark{
  width:36px;height:36px;border-radius:11px;flex:none;
  display:grid;place-items:center;
  background:linear-gradient(135deg,var(--c-primary),var(--c-violet));
  box-shadow:0 6px 20px rgba(76,111,255,.4);
  transition:transform .3s ease,box-shadow .3s ease;
}
.brand:hover .brand-mark{transform:rotate(-8deg) scale(1.04);box-shadow:0 8px 26px rgba(53,224,214,.42);}
.brand-mark svg{width:21px;height:21px;}
.brand-name{display:block;font-size:16px;font-weight:800;color:#fff;letter-spacing:-.02em;white-space:nowrap;}
.brand-sub{display:block;font-size:11px;color:#7C88AA;letter-spacing:.08em;margin-top:1px;}
.search-box{
  display:flex;align-items:center;gap:9px;
  flex:1;max-width:330px;height:42px;padding:0 14px;
  border-radius:999px;
  background:rgba(255,255,255,.05);
  border:1px solid var(--line);
  transition:border-color .25s ease,box-shadow .25s ease;
}
.search-box:focus-within{border-color:rgba(53,224,214,.55);box-shadow:0 0 0 3px rgba(53,224,214,.16);}
.search-box svg{width:16px;height:16px;flex:none;stroke:var(--text-mute);}
.search-box input{
  flex:1;min-width:0;background:transparent;border:0;outline:0;
  font-size:14px;color:var(--text);
}
.search-box input::placeholder{color:var(--text-mute);}
.kbd{
  font-size:11px;color:var(--text-mute);line-height:1;
  border:1px solid var(--line);border-radius:6px;padding:3px 6px;flex:none;
}
.header-cta{height:42px;padding:0 22px;font-size:14px;flex:none;}
.menu-toggle{
  display:none;align-items:center;justify-content:center;
  width:44px;height:44px;border-radius:12px;
  background:rgba(255,255,255,.04);border:1px solid var(--line);
  cursor:pointer;flex:none;padding:0;
}
.menu-toggle span{display:block;width:18px;height:2px;border-radius:2px;background:var(--text);position:relative;}
.menu-toggle span::before,.menu-toggle span::after{
  content:"";position:absolute;left:0;width:18px;height:2px;border-radius:2px;background:var(--text);
}
.menu-toggle span::before{top:-6px;}
.menu-toggle span::after{top:6px;}

.channel-row{display:flex;align-items:center;gap:24px;padding:0 0 12px;flex-wrap:wrap;}
.channel-link{
  position:relative;
  font-size:14px;font-weight:500;color:var(--text-dim);
  padding:6px 0 9px;white-space:nowrap;
  transition:color .22s ease;
}
.channel-link::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:2px;border-radius:2px;
  background:linear-gradient(90deg,var(--c-accent),var(--c-violet));
  transform:scaleX(0);transform-origin:left;transition:transform .26s ease;
}
.channel-link:hover{color:#fff;}
.channel-link:hover::after{transform:scaleX(1);}
.channel-link.active{color:#fff;font-weight:700;}
.channel-link.active::after{transform:scaleX(1);box-shadow:0 0 12px rgba(53,224,214,.7);}
.channel-tags{display:flex;align-items:center;gap:8px;margin-left:auto;flex-wrap:wrap;}
.tag-pill{
  font-size:12px;color:var(--text-dim);
  padding:5px 12px;border-radius:999px;
  background:rgba(255,255,255,.03);
  border:1px solid var(--line-soft);
  transition:all .22s ease;white-space:nowrap;
}
.tag-pill:hover{color:var(--c-accent);border-color:rgba(53,224,214,.5);background:rgba(53,224,214,.07);}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:46px;padding:0 26px;border-radius:999px;
  font-size:15px;font-weight:600;
  border:1px solid transparent;cursor:pointer;
  transition:all .25s ease;
  min-width:44px;text-align:center;
}
.btn-primary{
  background:linear-gradient(120deg,var(--c-primary),var(--c-violet));
  color:#fff;
  box-shadow:0 0 0 1px rgba(255,255,255,.08),0 10px 30px rgba(76,111,255,.35),0 0 24px rgba(53,224,214,.25);
}
.btn-primary:hover{
  filter:brightness(1.08);
  box-shadow:0 0 0 1px rgba(255,255,255,.14),0 12px 36px rgba(76,111,255,.44),0 0 34px rgba(53,224,214,.36);
}
.btn-primary:active{transform:translateY(1px);box-shadow:inset 0 2px 12px rgba(0,0,0,.45);}
.btn-ghost{
  background:rgba(255,255,255,.03);
  border-color:var(--line);
  color:var(--text);
}
.btn-ghost:hover{border-color:rgba(53,224,214,.55);color:#fff;box-shadow:0 0 20px rgba(53,224,214,.2);}
.btn-ghost:active{transform:translateY(1px);background:rgba(255,255,255,.06);}
.btn:focus-visible{outline:none;box-shadow:0 0 0 3px rgba(53,224,214,.45),0 0 24px rgba(53,224,214,.42);}
.btn[disabled],.btn.is-disabled{opacity:.45;filter:grayscale(.35);box-shadow:none;cursor:not-allowed;}
.btn-sm{height:40px;padding:0 20px;font-size:14px;}
.btn-block{width:100%;}

/* ============ 通用板块 ============ */
.section{padding:72px 0;}
.section-tight{padding:56px 0;}
.section-alt{background:var(--bg-1);}
.sec-head{margin-bottom:34px;max-width:760px;}
.sec-kicker{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12px;letter-spacing:.16em;text-transform:uppercase;
  color:var(--c-accent);margin-bottom:14px;font-weight:600;
}
.sec-kicker::before{content:"";width:22px;height:1px;background:linear-gradient(90deg,var(--c-accent),transparent);}
.sec-title{font-size:26px;color:#fff;}
@media(min-width:1024px){.sec-title{font-size:32px;}}
.sec-desc{margin-top:12px;color:var(--text-dim);font-size:15px;max-width:720px;}

.glass-card{
  position:relative;
  background:linear-gradient(160deg,rgba(255,255,255,.07),rgba(255,255,255,.02));
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  box-shadow:var(--shadow-card);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  transition:transform .3s ease,box-shadow .3s ease,border-color .3s ease;
}
.glass-card::before{
  content:"";position:absolute;top:0;right:0;width:46px;height:1px;
  background:linear-gradient(90deg,transparent,var(--c-accent));
  opacity:0;transition:opacity .3s ease;
}
.glass-card:hover{
  transform:translateY(-4px);
  box-shadow:var(--shadow-card-hover);
  border-color:rgba(53,224,214,.35);
}
.glass-card:hover::before{opacity:1;}

.badge{
  display:inline-flex;align-items:center;gap:6px;
  font-size:12px;font-weight:600;line-height:1;
  padding:6px 12px;border-radius:999px;
  border:1px solid transparent;white-space:nowrap;
}
.badge-cyan{color:#9BF5EE;background:rgba(53,224,214,.12);border-color:rgba(53,224,214,.35);}
.badge-violet{color:#CDB8FD;background:rgba(139,92,246,.14);border-color:rgba(139,92,246,.38);}
.badge-blue{color:#B7C6FF;background:rgba(76,111,255,.14);border-color:rgba(76,111,255,.38);}
.badge-amber{color:#FFDCA8;background:rgba(255,196,107,.13);border-color:rgba(255,196,107,.36);}

/* ============ 页头 KV ============ */
.page-hero{position:relative;overflow:hidden;border-bottom:1px solid var(--line-soft);}
.page-hero::before{
  content:"";position:absolute;inset:0;
  background-image:url('/assets/images/backpic/back-1.png');
  background-size:cover;background-position:center;
  opacity:.24;
}
.page-hero::after{
  content:"";position:absolute;inset:0;
  background:
    radial-gradient(1px 1px at 18% 26%,rgba(255,255,255,.55),transparent),
    radial-gradient(1px 1px at 62% 18%,rgba(255,255,255,.4),transparent),
    radial-gradient(1.4px 1.4px at 84% 62%,rgba(53,224,214,.6),transparent),
    radial-gradient(1px 1px at 34% 74%,rgba(255,255,255,.35),transparent),
    linear-gradient(120deg,rgba(139,92,246,.26),rgba(5,7,15,.42) 46%,rgba(53,224,214,.2));
}
.page-hero > *{position:relative;z-index:2;}
.hero-inner{padding:56px 0 60px;max-width:790px;}
.crumb{display:flex;align-items:center;gap:10px;font-size:13px;color:var(--text-mute);margin-bottom:22px;flex-wrap:wrap;}
.crumb a{transition:color .22s ease;}
.crumb a:hover{color:var(--c-accent);}
.crumb span.sep{opacity:.5;}
.page-hero h1{
  font-size:30px;color:#fff;
  letter-spacing:-.02em;
}
@media(min-width:1024px){.page-hero h1{font-size:44px;}}
.hero-lead{
  margin-top:18px;font-size:16px;color:var(--text-dim);
  max-width:640px;
}
@media(min-width:1024px){.hero-lead{font-size:17px;}}
.hero-facts{display:flex;flex-wrap:wrap;gap:10px;margin-top:26px;}
.hero-facts .badge{padding:8px 14px;font-size:13px;}

/* ============ 概览条 ============ */
.overview-bar{
  display:grid;grid-template-columns:repeat(2,1fr);
  border-radius:var(--r-lg);
  background:linear-gradient(160deg,rgba(255,255,255,.06),rgba(255,255,255,.02));
  border:1px solid var(--line);
  overflow:hidden;
  backdrop-filter:blur(12px);
  -webkit-backdrop-filter:blur(12px);
}
@media(min-width:768px){.overview-bar{grid-template-columns:repeat(4,1fr);}}
.ov-item{
  padding:26px 22px;
  border-right:1px solid var(--line-soft);
}
.ov-item:last-child{border-right:0;}
@media(max-width:767px){
  .ov-item:nth-child(2n){border-right:0;}
  .ov-item:nth-child(-n+2){border-bottom:1px solid var(--line-soft);}
}
.ov-num{font-size:28px;font-weight:800;color:#fff;letter-spacing:-.02em;line-height:1.1;}
.ov-num em{font-style:normal;font-size:14px;color:var(--c-accent);margin-left:3px;font-weight:600;}
.ov-label{margin-top:8px;font-size:13px;color:var(--text-dim);}

/* ============ 时间线 ============ */
.tl-day{
  display:flex;align-items:center;gap:14px;flex-wrap:wrap;
  margin:0 0 26px;
}
.tl-day-num{
  font-size:12px;font-weight:700;letter-spacing:.14em;
  color:#05070F;background:linear-gradient(120deg,var(--c-accent),#8FE9E3);
  padding:5px 12px;border-radius:999px;
}
.tl-day-date{font-size:17px;font-weight:700;color:#fff;}
.tl-day-line{flex:1;height:1px;background:linear-gradient(90deg,rgba(53,224,214,.4),transparent);min-width:40px;}
.tl-group + .tl-group{margin-top:56px;}

.timeline{position:relative;}
.timeline::before{
  content:"";position:absolute;left:11px;top:16px;bottom:16px;width:1px;
  background:rgba(255,255,255,.14);
}
.tl-item{position:relative;padding-left:52px;}
.tl-item + .tl-item{margin-top:18px;}
.tl-dot{
  position:absolute;left:4px;top:26px;
  width:15px;height:15px;border-radius:50%;
  background:var(--c-accent);
  box-shadow:0 0 0 4px rgba(53,224,214,.14),0 0 16px rgba(53,224,214,.65);
}
.tl-dot.future{
  background:transparent;
  border:1px solid rgba(143,155,190,.85);
  box-shadow:0 0 0 4px rgba(143,155,190,.08);
}
.tl-card{
  border-radius:var(--r-md);
  padding:20px 22px;
  background:linear-gradient(160deg,rgba(255,255,255,.07),rgba(255,255,255,.02));
  border:1px solid var(--line);
  box-shadow:var(--shadow-card);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  transition:transform .28s ease,box-shadow .28s ease,border-color .28s ease;
}
.tl-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-card-hover);border-color:rgba(53,224,214,.35);}
.tl-head{display:flex;align-items:center;gap:12px;flex-wrap:wrap;margin-bottom:10px;}
.tl-time{
  font-size:20px;font-weight:800;color:#fff;letter-spacing:-.01em;
  font-variant-numeric:tabular-nums;
}
.tl-card h3{font-size:17px;color:#fff;margin-bottom:8px;}
.tl-card p{font-size:14px;color:var(--text-dim);line-height:1.7;}
.tl-meta{
  margin-top:12px;padding-top:12px;
  border-top:1px dashed var(--line-soft);
  font-size:13px;color:var(--text-mute);
  display:flex;gap:16px;flex-wrap:wrap;
}

/* ============ 相关阅读 ============ */
.read-list{display:grid;gap:16px;}
.read-item{
  display:grid;grid-template-columns:1fr;gap:16px;
  border-radius:var(--r-md);
  padding:14px;
  background:linear-gradient(160deg,rgba(255,255,255,.06),rgba(255,255,255,.02));
  border:1px solid var(--line);
  box-shadow:var(--shadow-card);
  transition:transform .28s ease,box-shadow .28s ease,border-color .28s ease;
}
@media(min-width:640px){.read-item{grid-template-columns:168px 1fr;align-items:center;}}
.read-item:hover{transform:translateY(-4px);box-shadow:var(--shadow-card-hover);border-color:rgba(53,224,214,.35);}
.read-thumb{
  position:relative;border-radius:10px;overflow:hidden;aspect-ratio:16/9;
  background:var(--bg-2);
}
.read-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease;}
.read-item:hover .read-thumb img{transform:scale(1.05);}
.read-thumb::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(to top,rgba(5,7,15,.55),transparent 62%);
}
.read-body h3{font-size:17px;color:#fff;margin:10px 0 8px;transition:color .25s ease;}
.read-item:hover .read-body h3{color:var(--c-accent);}
.read-body p{font-size:14px;color:var(--text-dim);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.read-date{margin-top:10px;font-size:13px;color:var(--text-mute);}

/* ============ CTA 条 ============ */
.cta-band{
  position:relative;overflow:hidden;
  border-radius:var(--r-lg);
  padding:40px 28px;
  background:
    radial-gradient(120% 160% at 100% 0%,rgba(139,92,246,.34),transparent 58%),
    radial-gradient(120% 160% at 0% 100%,rgba(53,224,214,.22),transparent 60%),
    linear-gradient(120deg,#0B1130,#101534);
  border:1px solid rgba(53,224,214,.28);
  box-shadow:0 20px 60px rgba(3,6,20,.6);
}
@media(min-width:900px){.cta-band{padding:46px 48px;}}
.cta-band::before{
  content:"";position:absolute;top:0;left:0;right:0;height:1px;
  background:linear-gradient(90deg,transparent,var(--c-accent),var(--c-violet),transparent);
  opacity:.85;
}
.cta-inner{position:relative;z-index:2;display:flex;flex-direction:column;gap:26px;}
@media(min-width:900px){
  .cta-inner{flex-direction:row;align-items:center;justify-content:space-between;}
}
.cta-inner h2{font-size:24px;color:#fff;}
@media(min-width:1024px){.cta-inner h2{font-size:30px;}}
.cta-inner p{margin-top:10px;font-size:15px;color:var(--text-dim);max-width:620px;}
.cta-actions{display:flex;gap:12px;flex-wrap:wrap;flex:none;}
.cta-note{margin-top:20px;font-size:13px;color:var(--text-mute);position:relative;z-index:2;}

/* ============ 页脚 ============ */
.site-footer{
  background:var(--bg-1);
  border-top:1px solid rgba(53,224,214,.2);
  padding:60px 0 28px;
  margin-top:0;
}
.footer-grid{display:grid;grid-template-columns:1fr;gap:36px;}
@media(min-width:768px){.footer-grid{grid-template-columns:1fr 1fr;}}
@media(min-width:1024px){.footer-grid{grid-template-columns:1.6fr 1fr 1fr 1.1fr;gap:44px;}}
.footer-brand{display:flex;align-items:center;gap:12px;}
.footer-col h3{font-size:15px;color:#fff;letter-spacing:-.01em;margin-bottom:16px;}
.footer-col ul{display:grid;gap:11px;}
.footer-col p{font-size:14px;color:var(--text-dim);line-height:1.7;}
.footer-col a{font-size:14px;color:var(--text-dim);transition:color .22s ease;}
.footer-col a:hover{color:var(--c-accent);}
.footer-bottom{
  display:flex;justify-content:space-between;align-items:center;gap:14px;flex-wrap:wrap;
  margin-top:46px;padding-top:22px;
  border-top:1px solid rgba(255,255,255,.08);
  font-size:13px;color:var(--text-mute);
}
.footer-bottom a{color:var(--text-dim);transition:color .22s ease;}
.footer-bottom a:hover{color:var(--c-accent);}

/* ============ 响应式 ============ */
@media(max-width:1023px){
  .channel-row{display:none;flex-direction:column;align-items:flex-start;gap:4px;padding:6px 0 18px;}
  .channel-row.is-open{display:flex;}
  .channel-link{padding:10px 0;font-size:15px;}
  .channel-tags{margin-left:0;margin-top:12px;flex-wrap:wrap;}
  .menu-toggle{display:inline-flex;}
  .header-cta{display:none;}
}
@media(max-width:767px){
  .search-box{display:none;}
  .brand-name{font-size:15px;white-space:normal;}
  .brand-sub{display:none;}
}
@media(max-width:640px){
  .section{padding:52px 0;}
  .hero-inner{padding:40px 0 44px;}
  .timeline::before{left:6px;}
  .tl-item{padding-left:34px;}
  .tl-dot{left:-1px;}
  .tl-card{padding:18px;}
  .ov-item{padding:20px 16px;}
  .cta-band{padding:32px 20px;}
}

/* roulang page: category2 */
:root{
    --c-primary:#4C6FFF;
    --c-primary-700:#2B3FD6;
    --c-accent:#35E0D6;
    --c-violet:#8B5CF6;
    --c-amber:#FFC46B;
    --bg-0:#05070F;
    --bg-1:#0A0E22;
    --bg-2:#101534;
    --text:#DCE3F5;
    --text-strong:#FFFFFF;
    --muted:#8F9BBE;
    --line:rgba(255,255,255,.12);
    --line-soft:rgba(255,255,255,.07);
    --glass:linear-gradient(160deg, rgba(255,255,255,.07), rgba(255,255,255,.02));
    --r-card:20px;
    --r-list:14px;
    --r-pill:999px;
    --shadow:0 12px 40px rgba(3,6,20,.55);
    --shadow-hover:0 20px 52px rgba(3,6,20,.75);
    --container:1240px;
  }

  *{box-sizing:border-box;}
  html{-webkit-text-size-adjust:100%;}
  body{
    margin:0;
    background:var(--bg-0);
    color:var(--text);
    font-family:-apple-system,"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
    font-size:16px;
    line-height:1.75;
    -webkit-font-smoothing:antialiased;
    overflow-x:hidden;
  }
  img{max-width:100%;display:block;}
  a{color:inherit;text-decoration:none;transition:color .2s ease, border-color .2s ease, background-color .2s ease;}
  ul,ol{margin:0;padding:0;list-style:none;}
  button,input,select,textarea{font:inherit;color:inherit;}
  h1,h2,h3,h4{margin:0;letter-spacing:-.02em;line-height:1.18;font-weight:800;color:var(--text-strong);}
  p{margin:0;}
  a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,summary:focus-visible{
    outline:none;
    box-shadow:0 0 0 3px rgba(53,224,214,.45);
    border-radius:12px;
  }

  .container{max-width:var(--container);margin:0 auto;padding:0 32px;width:100%;}
  @media (max-width:640px){ .container{padding:0 20px;} }

  /* ---------- 吸顶导航 ---------- */
  .site-header{
    position:sticky;top:0;z-index:80;
    background:rgba(5,7,15,.84);
    backdrop-filter:blur(16px);
    -webkit-backdrop-filter:blur(16px);
    border-bottom:1px solid rgba(53,224,214,.16);
  }
  .header-inner{padding-top:10px;}
  .brand-row{display:flex;align-items:center;gap:22px;padding-bottom:10px;}
  .brand{display:flex;align-items:center;gap:10px;flex-shrink:0;}
  .brand-mark{
    width:30px;height:30px;border-radius:10px;flex-shrink:0;
    display:inline-flex;align-items:center;justify-content:center;
    background:linear-gradient(130deg,var(--c-primary),var(--c-violet));
    box-shadow:0 6px 18px rgba(76,111,255,.4), 0 0 18px rgba(53,224,214,.25);
  }
  .brand-mark svg{width:20px;height:20px;display:block;}
  .brand-text{display:flex;flex-direction:column;gap:1px;}
  .brand-name{font-size:15px;font-weight:800;color:#fff;letter-spacing:-.02em;white-space:nowrap;}
  .brand-sub{font-size:11px;color:var(--muted);letter-spacing:.02em;white-space:nowrap;}
  .search-box{
    flex:1;max-width:400px;height:40px;display:flex;align-items:center;gap:8px;
    padding:0 14px;border-radius:var(--r-pill);
    background:rgba(255,255,255,.05);
    border:1px solid var(--line);
    transition:border-color .22s ease, box-shadow .22s ease, background-color .22s ease;
  }
  .search-box:focus-within{
    border-color:rgba(53,224,214,.6);
    background:rgba(53,224,214,.06);
    box-shadow:0 0 0 3px rgba(53,224,214,.16);
  }
  .search-box svg{width:16px;height:16px;flex-shrink:0;stroke:var(--muted);}
  .search-box input{flex:1;background:transparent;border:0;outline:none;font-size:14px;min-width:0;}
  .search-box input::placeholder{color:#6E7A9E;}
  .kbd{
    font-size:11px;color:var(--muted);border:1px solid var(--line);
    padding:2px 7px;border-radius:8px;white-space:nowrap;
  }
  .header-actions{margin-left:auto;display:flex;align-items:center;gap:10px;}
  .menu-toggle{
    display:none;width:44px;height:44px;border-radius:14px;
    border:1px solid var(--line);background:rgba(255,255,255,.04);
    align-items:center;justify-content:center;cursor:pointer;transition:.22s;
  }
  .menu-toggle:hover{border-color:rgba(53,224,214,.45);}
  .menu-toggle span{display:block;width:18px;height:2px;background:var(--text);border-radius:2px;position:relative;}
  .menu-toggle span::before,.menu-toggle span::after{
    content:"";position:absolute;left:0;width:18px;height:2px;background:var(--text);border-radius:2px;
  }
  .menu-toggle span::before{top:-6px;}
  .menu-toggle span::after{top:6px;}

  .channel-row{
    display:flex;align-items:center;gap:4px;flex-wrap:wrap;
    padding:6px 0 10px;border-top:1px solid var(--line-soft);
  }
  .channel-link{
    position:relative;font-size:14px;color:var(--muted);
    padding:9px 13px;border-radius:var(--r-pill);white-space:nowrap;
    transition:color .2s ease, background-color .2s ease;
  }
  .channel-link:hover{color:#fff;background:rgba(255,255,255,.06);}
  .channel-link.active{color:#fff;font-weight:600;}
  .channel-link.active::after{
    content:"";position:absolute;left:13px;right:13px;bottom:2px;height:2px;border-radius:2px;
    background:linear-gradient(90deg,var(--c-accent),var(--c-primary));
    box-shadow:0 0 12px rgba(53,224,214,.7);
  }
  .channel-tags{margin-left:auto;display:flex;align-items:center;gap:8px;flex-wrap:wrap;}
  .tag-pill{
    font-size:12px;color:var(--muted);padding:5px 11px;border-radius:var(--r-pill);
    border:1px solid var(--line);transition:.22s;
  }
  .tag-pill:hover{color:var(--c-accent);border-color:rgba(53,224,214,.55);background:rgba(53,224,214,.07);}

  @media (max-width:1023px){
    .search-box{display:none;}
    .menu-toggle{display:inline-flex;}
    .channel-row{display:none;padding-top:12px;flex-direction:column;align-items:stretch;gap:2px;}
    .channel-row.open{display:flex;}
    .channel-link{padding:12px 14px;font-size:15px;}
    .channel-link.active::after{left:14px;right:auto;width:26px;}
    .channel-tags{margin-left:0;padding:10px 4px 4px;border-top:1px solid var(--line-soft);margin-top:8px;}
  }
  @media (max-width:640px){
    .brand-name{font-size:13.5px;}
    .brand-sub{font-size:10px;}
    .header-actions .btn{display:none;}
  }

  /* ---------- 按钮 ---------- */
  .btn{
    display:inline-flex;align-items:center;justify-content:center;gap:8px;
    min-height:44px;padding:0 22px;border-radius:var(--r-pill);
    font-size:15px;font-weight:600;letter-spacing:.01em;
    border:1px solid transparent;cursor:pointer;white-space:nowrap;
    transition:transform .22s ease, box-shadow .22s ease, filter .22s ease, background-color .22s ease, border-color .22s ease, color .22s ease;
  }
  .btn:active{transform:translateY(1px);}
  .btn-primary{
    color:#fff;
    background:linear-gradient(120deg,var(--c-primary),var(--c-violet));
    box-shadow:0 0 0 1px rgba(255,255,255,.08), 0 10px 30px rgba(76,111,255,.35), 0 0 24px rgba(53,224,214,.25);
  }
  .btn-primary:hover{filter:brightness(1.08);box-shadow:0 0 0 1px rgba(255,255,255,.12), 0 14px 38px rgba(76,111,255,.45), 0 0 30px rgba(53,224,214,.35);}
  .btn-primary:active{box-shadow:inset 0 3px 12px rgba(5,7,15,.5);}
  .btn-ghost{
    color:var(--text);background:rgba(255,255,255,.03);border-color:var(--line);
  }
  .btn-ghost:hover{border-color:rgba(53,224,214,.5);color:#fff;box-shadow:0 0 18px rgba(53,224,214,.18);}
  .btn[disabled],.btn.is-disabled{
    opacity:.45;cursor:not-allowed;box-shadow:none;filter:grayscale(.35);
  }
  .btn-sm{min-height:38px;padding:0 16px;font-size:14px;}
  .btn-block{width:100%;}

  /* ---------- 徽章 / 标签 ---------- */
  .badge{
    display:inline-flex;align-items:center;gap:6px;
    font-size:12px;font-weight:600;letter-spacing:.04em;
    padding:4px 12px;border-radius:var(--r-pill);
  }
  .badge-aurora{color:var(--c-accent);border:1px solid rgba(53,224,214,.45);background:rgba(53,224,214,.08);}
  .badge-violet{color:#C9B6FF;border:1px solid rgba(139,92,246,.45);background:rgba(139,92,246,.12);}
  .badge-amber{color:var(--c-amber);border:1px solid rgba(255,196,107,.45);background:rgba(255,196,107,.1);}

  /* ---------- 页头 KV ---------- */
  .page-hero{position:relative;overflow:hidden;padding:52px 0 56px;border-bottom:1px solid var(--line-soft);}
  .page-hero .hero-bg{
    position:absolute;inset:0;background-size:cover;background-position:center;
    opacity:.22;
  }
  .page-hero::before{
    content:"";position:absolute;inset:0;
    background:
      radial-gradient(900px 320px at 12% 0%, rgba(76,111,255,.28), transparent 70%),
      radial-gradient(700px 300px at 88% 20%, rgba(53,224,214,.16), transparent 72%),
      linear-gradient(120deg, rgba(5,7,15,.94) 0%, rgba(10,14,34,.82) 46%, rgba(5,7,15,.9) 100%);
  }
  .page-hero::after{
    content:"";position:absolute;inset:0;pointer-events:none;opacity:.5;
    background-image:radial-gradient(rgba(255,255,255,.5) 1px, transparent 1px);
    background-size:46px 46px;
    mask-image:linear-gradient(180deg, rgba(0,0,0,.55), transparent 78%);
    -webkit-mask-image:linear-gradient(180deg, rgba(0,0,0,.55), transparent 78%);
  }
  .hero-inner{position:relative;z-index:2;}
  .breadcrumb{display:flex;align-items:center;gap:9px;font-size:13px;color:var(--muted);margin-bottom:18px;flex-wrap:wrap;}
  .breadcrumb a:hover{color:var(--c-accent);}
  .breadcrumb .sep{opacity:.5;}
  .page-hero h1{font-size:44px;max-width:860px;margin:14px 0 14px;}
  .hero-lead{font-size:17px;color:#B9C4E2;max-width:640px;}
  .hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:26px;}

  @media (max-width:768px){
    .page-hero{padding:40px 0;}
    .page-hero h1{font-size:32px;}
    .hero-lead{font-size:15.5px;}
  }

  /* ---------- 板块通用 ---------- */
  .section{padding:72px 0;}
  .section-alt{background:var(--bg-1);border-top:1px solid var(--line-soft);border-bottom:1px solid var(--line-soft);}
  .section-head{margin-bottom:32px;max-width:760px;}
  .section-head h2{font-size:32px;margin-bottom:12px;}
  .section-head p{color:var(--muted);font-size:15.5px;}
  .eyebrow{font-size:12px;letter-spacing:.18em;color:var(--c-accent);text-transform:uppercase;font-weight:700;margin-bottom:12px;display:block;}
  @media (max-width:768px){
    .section{padding:52px 0;}
    .section-head h2{font-size:26px;}
  }

  /* ---------- 筛选条 ---------- */
  .filter-bar{
    display:flex;flex-wrap:wrap;gap:10px;align-items:center;
    padding:16px;border:1px solid var(--line);border-radius:18px;
    background:rgba(255,255,255,.03);margin-bottom:30px;
  }
  .chip{
    min-height:40px;padding:0 18px;border-radius:var(--r-pill);
    border:1px solid var(--line);background:rgba(255,255,255,.04);
    color:var(--muted);font-size:14px;cursor:pointer;
    transition:.22s;
  }
  .chip:hover{color:#fff;border-color:rgba(53,224,214,.45);background:rgba(53,224,214,.07);}
  .chip.chip-active{
    color:#fff;border-color:rgba(53,224,214,.55);
    background:linear-gradient(120deg,rgba(76,111,255,.4),rgba(139,92,246,.32));
    box-shadow:0 0 0 1px rgba(53,224,214,.2), 0 8px 22px rgba(76,111,255,.28);
  }
  .filter-count{margin-left:auto;font-size:13px;color:var(--muted);}

  /* ---------- 嘉宾网格 ---------- */
  .guest-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:24px;}
  .guest-card{
    position:relative;border-radius:var(--r-card);overflow:hidden;
    background:var(--glass);
    border:1px solid var(--line);
    box-shadow:var(--shadow);
    transition:transform .28s ease, box-shadow .28s ease, border-color .28s ease;
    display:flex;flex-direction:column;
  }
  .guest-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:rgba(53,224,214,.35);}
  .guest-photo{position:relative;aspect-ratio:4/3;background:var(--bg-2);overflow:hidden;}
  .guest-photo img{width:100%;height:100%;object-fit:cover;}
  .guest-photo::after{
    content:"";position:absolute;inset:0;
    background:linear-gradient(180deg, rgba(5,7,15,0) 38%, rgba(5,7,15,.82) 100%);
  }
  .guest-tag{
    position:absolute;left:14px;top:14px;z-index:2;
    font-size:12px;font-weight:600;color:#04121A;
    background:linear-gradient(120deg,var(--c-accent),#7FE9FF);
    padding:4px 11px;border-radius:var(--r-pill);
    box-shadow:0 6px 16px rgba(53,224,214,.35);
  }
  .guest-body{padding:18px 18px 22px;display:flex;flex-direction:column;gap:6px;flex:1;}
  .guest-name{font-size:17px;font-weight:700;}
  .guest-role{font-size:13px;color:var(--muted);}
  .guest-note{font-size:14px;color:#C3CDE8;line-height:1.7;margin-top:10px;}
  .guest-meta{
    margin-top:auto;padding-top:14px;border-top:1px dashed rgba(255,255,255,.12);
    font-size:12.5px;color:var(--muted);display:flex;justify-content:space-between;gap:10px;
  }
  .guest-meta strong{color:#B9C4E2;font-weight:600;}

  @media (max-width:1100px){ .guest-grid{grid-template-columns:repeat(3,minmax(0,1fr));} }
  @media (max-width:900px){ .guest-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:20px;} }
  @media (max-width:560px){ .guest-grid{grid-template-columns:1fr;} .filter-count{display:none;} }

  /* ---------- 亮点数据横条 ---------- */
  .stat-strip{
    border-radius:24px;border:1px solid var(--line);
    background:
      radial-gradient(600px 200px at 8% 0%, rgba(76,111,255,.28), transparent 70%),
      radial-gradient(500px 220px at 92% 100%, rgba(53,224,214,.18), transparent 72%),
      linear-gradient(160deg, rgba(255,255,255,.07), rgba(255,255,255,.02));
    box-shadow:var(--shadow);
    padding:36px 32px;
    display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:24px;
  }
  .stat-cell{display:flex;flex-direction:column;gap:6px;position:relative;padding-left:18px;}
  .stat-cell::before{
    content:"";position:absolute;left:0;top:6px;bottom:6px;width:2px;border-radius:2px;
    background:linear-gradient(180deg,var(--c-accent),rgba(139,92,246,.6));
  }
  .stat-num{font-size:34px;font-weight:800;letter-spacing:-.03em;color:#C9B6FF;}
  .stat-label{font-size:13.5px;color:var(--muted);}
  @media (max-width:860px){ .stat-strip{grid-template-columns:repeat(2,minmax(0,1fr));padding:28px 22px;} .stat-num{font-size:28px;} }
  @media (max-width:520px){ .stat-strip{grid-template-columns:1fr;} }

  /* ---------- 互动步骤 ---------- */
  .step-row{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px;}
  .step-card{
    border-radius:var(--r-card);border:1px solid var(--line);
    background:rgba(255,255,255,.03);padding:26px 24px;
    transition:transform .26s ease, border-color .26s ease, box-shadow .26s ease;
  }
  .step-card:hover{transform:translateY(-4px);border-color:rgba(53,224,214,.35);box-shadow:var(--shadow-hover);}
  .step-index{
    display:inline-flex;align-items:center;justify-content:center;
    width:36px;height:36px;border-radius:12px;font-size:14px;font-weight:800;
    color:#04121A;background:linear-gradient(120deg,var(--c-accent),#7FE9FF);
    box-shadow:0 8px 20px rgba(53,224,214,.3);margin-bottom:16px;
  }
  .step-card h3{font-size:17px;margin-bottom:8px;}
  .step-card p{font-size:14.5px;color:var(--muted);}
  @media (max-width:860px){ .step-row{grid-template-columns:1fr;} }

  /* ---------- 相关阅读 ---------- */
  .read-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px;}
  .read-card{
    display:flex;gap:14px;align-items:flex-start;
    border-radius:var(--r-list);border:1px solid var(--line);
    background:rgba(255,255,255,.035);padding:14px;
    transition:transform .24s ease, border-color .24s ease, box-shadow .24s ease;
  }
  .read-card:hover{transform:translateY(-3px);border-color:rgba(53,224,214,.35);box-shadow:var(--shadow);}
  .read-thumb{
    width:104px;height:72px;flex-shrink:0;border-radius:12px;overflow:hidden;background:var(--bg-2);
    position:relative;
  }
  .read-thumb img{width:100%;height:100%;object-fit:cover;}
  .read-thumb::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(5,7,15,0),rgba(5,7,15,.4));}
  .read-body h3{font-size:15.5px;line-height:1.5;margin:6px 0 6px;}
  .read-card:hover .read-body h3{color:var(--c-accent);}
  .read-meta{font-size:12.5px;color:var(--muted);}
  @media (max-width:900px){ .read-grid{grid-template-columns:1fr;} }

  /* ---------- FAQ ---------- */
  .faq-list{display:grid;gap:12px;max-width:920px;}
  .faq-item{
    border:1px solid var(--line);border-radius:16px;
    background:rgba(255,255,255,.03);
    padding:0 22px;transition:border-color .24s ease, box-shadow .24s ease, background-color .24s ease;
  }
  .faq-item:hover{border-color:rgba(53,224,214,.3);}
  .faq-item[open]{
    border-left:2px solid var(--c-accent);
    box-shadow:0 0 26px rgba(53,224,214,.12);
    background:rgba(53,224,214,.05);
  }
  .faq-item summary{
    list-style:none;cursor:pointer;display:flex;align-items:center;justify-content:space-between;gap:16px;
    padding:18px 0;font-size:17px;font-weight:600;color:var(--text-strong);
  }
  .faq-item summary::-webkit-details-marker{display:none;}
  .faq-item summary::after{
    content:"+";font-size:20px;color:var(--c-accent);font-weight:400;line-height:1;flex-shrink:0;
  }
  .faq-item[open] summary::after{content:"–";}
  .faq-answer{padding:0 0 20px;font-size:15px;color:var(--muted);max-width:800px;}

  /* ---------- CTA ---------- */
  .cta-band{
    border-radius:24px;border:1px solid rgba(53,224,214,.28);
    background:
      radial-gradient(600px 240px at 10% 0%, rgba(76,111,255,.35), transparent 70%),
      radial-gradient(520px 240px at 90% 100%, rgba(139,92,246,.3), transparent 72%),
      linear-gradient(160deg, rgba(255,255,255,.08), rgba(255,255,255,.02));
    padding:40px;display:flex;align-items:center;justify-content:space-between;gap:28px;flex-wrap:wrap;
    box-shadow:var(--shadow);
  }
  .cta-band h2{font-size:28px;margin-bottom:10px;}
  .cta-band p{color:#B9C4E2;font-size:15px;max-width:560px;}
  .cta-actions{display:flex;gap:14px;flex-wrap:wrap;}
  @media (max-width:768px){ .cta-band{padding:28px 22px;} .cta-band h2{font-size:23px;} .cta-actions .btn{width:100%;} }

  /* ---------- 页脚 ---------- */
  .site-footer{
    background:var(--bg-1);
    border-top:1px solid rgba(53,224,214,.2);
    padding-top:58px;
    position:relative;
  }
  .site-footer::before{
    content:"";position:absolute;left:0;right:0;top:-1px;height:1px;
    background:linear-gradient(90deg,transparent,rgba(53,224,214,.6),rgba(139,92,246,.6),transparent);
  }
  .footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:32px;}
  .footer-brand{display:flex;align-items:center;gap:10px;}
  .footer-brand .brand-mark{width:30px;height:30px;}
  .footer-col h3{font-size:15px;margin-bottom:16px;font-weight:700;}
  .footer-col ul{display:grid;gap:11px;}
  .footer-col a{color:var(--muted);font-size:14px;}
  .footer-col a:hover{color:var(--c-accent);}
  .footer-col p{color:var(--muted);font-size:14px;max-width:320px;}
  .footer-bottom{
    margin-top:46px;padding:20px 0;border-top:1px solid var(--line-soft);
    display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap;
    font-size:13px;color:var(--muted);
  }
  .footer-bottom a:hover{color:var(--c-accent);}
  @media (max-width:900px){ .footer-grid{grid-template-columns:repeat(2,minmax(0,1fr));} }
  @media (max-width:560px){ .footer-grid{grid-template-columns:1fr;gap:28px;} .footer-bottom{justify-content:flex-start;} }

  /* ---------- 通用小工具 ---------- */
  .divider{height:1px;background:linear-gradient(90deg,rgba(255,255,255,.14),transparent);margin:0;}
  .text-muted{color:var(--muted);}
  .muted-note{font-size:13px;color:var(--muted);margin-top:16px;}

/* roulang page: category3 */
:root{
  --c-primary:#4C6FFF;
  --c-primary-700:#2B3FD6;
  --c-accent:#35E0D6;
  --c-violet:#8B5CF6;
  --c-amber:#FFC46B;
  --bg-0:#05070F;
  --bg-1:#0A0E22;
  --bg-2:#101534;
  --text:#DCE3F5;
  --text-muted:#8F9BBE;
  --line:rgba(255,255,255,.12);
  --r-lg:20px;
  --r-md:14px;
  --r-sm:12px;
  --r-pill:999px;
  --shadow-card:0 12px 40px rgba(3,6,20,.55);
  --shadow-hover:0 18px 52px rgba(3,6,20,.7);
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:-apple-system,"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
  font-size:16px;
  line-height:1.75;
  color:var(--text);
  background:var(--bg-0);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border:0}
a{color:inherit;text-decoration:none;transition:color .2s ease,border-color .2s ease}
button,input,select,textarea{font:inherit;color:inherit}
h1,h2,h3,h4{margin:0;font-weight:800;letter-spacing:-.02em;line-height:1.18}
p{margin:0}
ul,ol{margin:0;padding:0}
:focus-visible{outline:2px solid var(--c-accent);outline-offset:2px;box-shadow:0 0 0 4px rgba(53,224,214,.22);border-radius:6px}
.container{width:100%;max-width:1240px;margin:0 auto;padding:0 20px}
@media (min-width:1024px){.container{padding:0 32px}}

/* ============ 顶部导航 ============ */
.site-header{
  position:sticky;top:0;z-index:80;
  background:rgba(5,7,15,.82);
  -webkit-backdrop-filter:blur(16px);
  backdrop-filter:blur(16px);
  border-bottom:1px solid rgba(255,255,255,.08);
  transition:background .25s ease;
}
.site-header::after{
  content:"";position:absolute;left:0;right:0;bottom:-1px;height:1px;
  background:linear-gradient(90deg,transparent,rgba(53,224,214,.6),transparent);
  opacity:.7;
}
.site-header.is-compact{background:rgba(5,7,15,.94)}
.header-top{display:flex;align-items:center;gap:16px;min-height:72px;transition:min-height .25s ease}
.site-header.is-compact .header-top{min-height:58px}
.site-header.is-compact .brand-sub{display:none}
.brand{display:flex;align-items:center;gap:12px;flex:0 0 auto}
.brand-mark{
  width:42px;height:42px;flex:0 0 42px;border-radius:14px;
  display:inline-flex;align-items:center;justify-content:center;
  background:linear-gradient(140deg,var(--c-primary),var(--c-violet));
  box-shadow:0 8px 24px rgba(76,111,255,.4);
}
.brand-mark svg{width:24px;height:24px}
.brand-text{display:flex;flex-direction:column;line-height:1.25}
.brand-name{font-size:17px;font-weight:800;color:#fff;letter-spacing:-.02em}
.brand-sub{font-size:12px;color:var(--text-muted)}
.search-box{
  display:none;align-items:center;gap:8px;flex:1 1 auto;max-width:360px;
  height:42px;padding:0 14px;border-radius:var(--r-pill);
  background:rgba(255,255,255,.05);border:1px solid var(--line);
  color:var(--text-muted);transition:border-color .2s ease,box-shadow .2s ease;
  margin-left:12px;
}
.search-box:focus-within{border-color:var(--c-accent);box-shadow:0 0 0 3px rgba(53,224,214,.16)}
.search-box svg{width:16px;height:16px;flex:0 0 16px}
.search-box input{flex:1;min-width:0;background:transparent;border:0;outline:none;color:var(--text);font-size:14px}
.search-box input::placeholder{color:#6E7A9E}
.kbd{font-size:11px;padding:2px 7px;border-radius:6px;border:1px solid var(--line);color:var(--text-muted);white-space:nowrap}
.header-actions{display:flex;align-items:center;gap:10px;margin-left:auto}
.nav-toggle{
  display:inline-flex;align-items:center;justify-content:center;
  width:44px;height:44px;border-radius:var(--r-sm);
  background:rgba(255,255,255,.05);border:1px solid var(--line);cursor:pointer;
}
.nav-toggle:hover{border-color:rgba(53,224,214,.5)}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--text);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);border-radius:2px;transition:transform .2s ease;
}
.nav-toggle span::before{top:-6px}
.nav-toggle span::after{top:6px}
@media (min-width:1024px){
  .search-box{display:flex}
  .nav-toggle{display:none}
}
.channel-row{
  display:none;align-items:center;gap:6px;flex-wrap:wrap;
  padding:0 0 12px;
}
@media (min-width:1024px){.channel-row{display:flex}}
.channel-link{
  position:relative;padding:8px 14px;border-radius:var(--r-pill);
  font-size:14px;color:var(--text-muted);transition:background .2s ease,color .2s ease;
}
.channel-link:hover{color:#fff;background:rgba(255,255,255,.06)}
.channel-link.active{color:#fff;background:rgba(76,111,255,.18)}
.channel-link.active::after{
  content:"";position:absolute;left:14px;right:14px;bottom:2px;height:2px;border-radius:2px;
  background:linear-gradient(90deg,var(--c-accent),var(--c-violet));
  box-shadow:0 0 12px rgba(53,224,214,.85);
}
.channel-tags{display:flex;gap:8px;margin-left:auto;flex-wrap:wrap}
.tag-pill{
  font-size:12px;padding:5px 12px;border-radius:var(--r-pill);
  border:1px solid var(--line);color:var(--text-muted);transition:.2s ease;
}
.tag-pill:hover{border-color:rgba(53,224,214,.55);color:var(--c-accent)}
.mobile-drawer{display:none;border-top:1px solid rgba(255,255,255,.08);background:rgba(5,7,15,.97);padding:18px 0 24px}
.mobile-drawer.is-open{display:block}
.mobile-drawer .drawer-search{display:flex;align-items:center;gap:8px;height:44px;padding:0 14px;border-radius:var(--r-pill);background:rgba(255,255,255,.05);border:1px solid var(--line);margin-bottom:16px}
.mobile-drawer .drawer-search input{flex:1;min-width:0;background:transparent;border:0;outline:none;color:var(--text);font-size:14px}
.drawer-links{display:flex;flex-direction:column;gap:4px;margin-bottom:16px}
.drawer-links a{padding:12px 14px;border-radius:var(--r-sm);font-size:15px;color:var(--text-muted);min-height:44px;display:flex;align-items:center}
.drawer-links a:hover,.drawer-links a.active{background:rgba(76,111,255,.16);color:#fff}
.drawer-tags{display:flex;flex-wrap:wrap;gap:8px}
@media (min-width:1024px){.mobile-drawer{display:none!important}}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:44px;padding:0 22px;border-radius:var(--r-pill);
  border:1px solid transparent;cursor:pointer;
  font-size:15px;font-weight:600;letter-spacing:0;
  transition:transform .2s ease,box-shadow .25s ease,filter .2s ease,border-color .2s ease,background .2s ease;
  white-space:nowrap;
}
.btn-sm{min-height:40px;padding:0 18px;font-size:14px}
.btn-primary{
  color:#fff;
  background:linear-gradient(120deg,var(--c-primary),var(--c-violet));
  box-shadow:0 0 0 1px rgba(255,255,255,.08),0 10px 30px rgba(76,111,255,.35),0 0 24px rgba(53,224,214,.25);
}
.btn-primary:hover{filter:brightness(1.08);box-shadow:0 0 0 1px rgba(255,255,255,.12),0 14px 36px rgba(76,111,255,.45),0 0 32px rgba(53,224,214,.35);transform:translateY(-1px)}
.btn-primary:active{transform:translateY(0);box-shadow:inset 0 3px 10px rgba(0,0,0,.45)}
.btn-primary:disabled{opacity:.45;box-shadow:none;cursor:not-allowed;filter:none;transform:none}
.btn-ghost{
  color:var(--text);background:rgba(255,255,255,.04);border-color:var(--line);
}
.btn-ghost:hover{border-color:rgba(53,224,214,.5);box-shadow:0 0 20px rgba(53,224,214,.18);color:#fff}
.btn-ghost:active{background:rgba(255,255,255,.1)}
.btn-ghost:disabled{opacity:.45;cursor:not-allowed;box-shadow:none}
.btn-block{width:100%}

/* ============ 页头小KV ============ */
.page-hero{
  position:relative;padding:52px 0 46px;overflow:hidden;
  background:url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
}
.page-hero::before{
  content:"";position:absolute;inset:0;
  background:
    linear-gradient(120deg,rgba(139,92,246,.20),rgba(53,224,214,.12)),
    linear-gradient(180deg,rgba(5,7,15,.88),rgba(5,7,15,.97));
}
.page-hero .container{position:relative;z-index:2}
.breadcrumb{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--text-muted);margin-bottom:20px;flex-wrap:wrap}
.breadcrumb a:hover{color:var(--c-accent)}
.breadcrumb span.sep{opacity:.5}
.page-hero h1{font-size:32px;margin-bottom:14px;max-width:880px}
@media (min-width:1024px){.page-hero h1{font-size:44px}}
.lead{max-width:760px;color:var(--text-muted);font-size:16px}
.hero-status{margin-top:26px;display:flex;flex-wrap:wrap;gap:14px;align-items:center}
.status-card{
  display:flex;align-items:center;gap:14px;flex-wrap:wrap;
  padding:14px 20px;border-radius:var(--r-md);
  background:linear-gradient(160deg,rgba(255,255,255,.07),rgba(255,255,255,.02));
  border:1px solid var(--line);
  -webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);
}
.status-dot{width:9px;height:9px;border-radius:50%;background:var(--c-accent);box-shadow:0 0 12px rgba(53,224,214,.9);flex:0 0 9px}
.status-label{font-size:13px;color:var(--text-muted)}
.status-value{font-size:14px;font-weight:700;color:#fff}
.progress{width:150px;height:6px;border-radius:var(--r-pill);background:rgba(255,255,255,.1);overflow:hidden}
.progress > span{display:block;height:100%;width:72%;background:linear-gradient(90deg,var(--c-accent),var(--c-violet))}
.hero-thumb{
  margin-top:30px;border-radius:var(--r-lg);overflow:hidden;position:relative;
  border:1px solid var(--line);box-shadow:var(--shadow-card);max-width:760px;
}
.hero-thumb img{width:100%;height:260px;object-fit:cover}
@media (min-width:768px){.hero-thumb img{height:320px}}
.hero-thumb::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(5,7,15,0),rgba(5,7,15,.55))}

/* ============ 板块 ============ */
.section{padding:64px 0}
.section--alt{background:var(--bg-1)}
.section-head{max-width:780px;margin-bottom:34px}
.section-head h2{font-size:26px;margin-bottom:12px}
@media (min-width:1024px){.section-head h2{font-size:32px}}
.section-head p{color:var(--text-muted);font-size:16px}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;font-size:12px;letter-spacing:.12em;
  color:var(--c-accent);text-transform:uppercase;margin-bottom:14px;font-weight:700;
}

/* ============ 票种对比卡 ============ */
.plan-grid{display:grid;gap:20px;grid-template-columns:1fr}
@media (min-width:768px){.plan-grid{grid-template-columns:repeat(2,1fr)}}
@media (min-width:1100px){.plan-grid{grid-template-columns:repeat(3,1fr)}}
.plan-card{
  position:relative;display:flex;flex-direction:column;
  padding:28px 22px 24px;border-radius:var(--r-lg);
  background:linear-gradient(160deg,rgba(255,255,255,.07),rgba(255,255,255,.02));
  border:1px solid var(--line);box-shadow:var(--shadow-card);
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
  clip-path:polygon(0 0,calc(100% - 16px) 0,100% 16px,100% 100%,0 100%);
}
.plan-card:hover{transform:translateY(-4px);border-color:rgba(53,224,214,.35);box-shadow:var(--shadow-hover)}
.plan-card.is-featured{border-color:rgba(53,224,214,.45);box-shadow:0 18px 50px rgba(53,224,214,.16),var(--shadow-card)}
@media (min-width:1100px){
  .plan-card.is-featured{transform:translateY(-8px)}
  .plan-card.is-featured:hover{transform:translateY(-12px)}
}
.plan-badge{
  position:absolute;top:16px;right:16px;font-size:12px;font-weight:700;
  padding:4px 12px;border-radius:var(--r-pill);
  background:rgba(255,196,107,.16);color:var(--c-amber);border:1px solid rgba(255,196,107,.42);
}
.plan-name{font-size:19px;color:#fff;margin-bottom:6px}
.plan-desc{font-size:13px;color:var(--text-muted);min-height:40px}
.plan-price{font-size:32px;font-weight:800;color:#fff;margin-top:14px;letter-spacing:-.02em}
.plan-price small{font-size:14px;font-weight:500;color:var(--text-muted)}
.plan-features{list-style:none;display:flex;flex-direction:column;gap:10px;margin-top:18px;font-size:14px}
.plan-features li{display:flex;gap:10px;align-items:flex-start}
.check{
  width:18px;height:18px;flex:0 0 18px;border-radius:50%;
  display:inline-flex;align-items:center;justify-content:center;
  background:rgba(53,224,214,.14);color:var(--c-accent);font-size:12px;line-height:1;margin-top:4px;
}
.spec-list{margin-top:22px;padding-top:14px;border-top:1px solid var(--line)}
.spec-title{font-size:12px;letter-spacing:.1em;color:var(--text-muted);margin-bottom:6px;font-weight:700}
.spec-row{
  display:flex;justify-content:space-between;gap:12px;align-items:baseline;
  padding:9px 0;border-bottom:1px dashed rgba(255,255,255,.09);font-size:13px;
}
.spec-row span{color:var(--text-muted)}
.spec-row strong{font-weight:600;color:var(--text);text-align:right}
.plan-card .btn{margin-top:24px}

/* ============ 流程 ============ */
.flow-grid{display:grid;gap:18px;grid-template-columns:1fr}
@media (min-width:768px){.flow-grid{grid-template-columns:repeat(2,1fr)}}
@media (min-width:1100px){.flow-grid{grid-template-columns:repeat(4,1fr)}}
.flow-step{
  position:relative;padding:24px 20px;border-radius:var(--r-md);
  background:rgba(255,255,255,.03);border:1px solid var(--line);
  transition:transform .25s ease,border-color .25s ease;
}
.flow-step:hover{transform:translateY(-4px);border-color:rgba(53,224,214,.35)}
.step-num{display:block;font-size:13px;font-weight:700;letter-spacing:.14em;color:var(--c-accent);margin-bottom:12px}
.flow-step h3{font-size:17px;margin-bottom:8px}
.flow-step p{font-size:14px;color:var(--text-muted)}

/* ============ FAQ ============ */
.faq{display:flex;flex-direction:column;gap:14px;max-width:900px}
.faq-item{
  border-radius:var(--r-md);background:rgba(255,255,255,.03);
  border:1px solid var(--line);padding:0 20px;
  transition:border-color .25s ease,background .25s ease;
}
.faq-item summary{
  list-style:none;cursor:pointer;padding:18px 0;font-size:17px;font-weight:600;
  display:flex;justify-content:space-between;align-items:center;gap:16px;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{content:"+";font-size:20px;color:var(--c-accent);flex:0 0 auto}
.faq-item[open]{border-left:2px solid var(--c-accent);background:rgba(53,224,214,.05)}
.faq-item[open] summary::after{content:"–"}
.faq-item summary:hover{color:#fff}
.faq-body{padding:0 0 20px;font-size:15px;color:var(--text-muted)}

/* ============ 表单 ============ */
.form-wrap{display:grid;gap:28px;grid-template-columns:1fr}
@media (min-width:1100px){.form-wrap{grid-template-columns:1.6fr 1fr;align-items:start}}
.form-card{
  padding:28px;border-radius:var(--r-lg);
  background:linear-gradient(160deg,rgba(255,255,255,.06),rgba(255,255,255,.02));
  border:1px solid var(--line);box-shadow:var(--shadow-card);
}
.form-grid{display:grid;gap:18px;grid-template-columns:1fr}
@media (min-width:768px){.form-grid{grid-template-columns:repeat(2,1fr)}.field-full{grid-column:1 / -1}}
.field label{display:block;font-size:14px;color:var(--text-muted);margin-bottom:8px}
.field input,.field select,.field textarea{
  width:100%;background:rgba(255,255,255,.04);border:1px solid var(--line);
  border-radius:var(--r-sm);padding:12px 14px;font-size:15px;color:#fff;
  transition:border-color .2s ease,box-shadow .2s ease,background .2s ease;
}
.field input::placeholder,.field textarea::placeholder{color:#6E7A9E}
.field select option{background:#0A0E22;color:#DCE3F5}
.field textarea{min-height:96px;resize:vertical}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--c-accent);box-shadow:0 0 0 3px rgba(53,224,214,.18);background:rgba(255,255,255,.06);
}
.field.has-error input,.field.has-error select{border-color:#FF6B8A;box-shadow:0 0 0 3px rgba(255,107,138,.14)}
.field.has-success input,.field.has-success select{border-color:#3DDC97;box-shadow:0 0 0 3px rgba(61,220,151,.14)}
.field-msg{display:none;margin-top:8px;font-size:13px}
.field-msg.show{display:block}
.field.has-error .field-msg{color:#FF9AB0}
.field.has-success .field-msg{color:#8CF0C4}
.form-note{font-size:13px;color:var(--text-muted)}
.form-alert{display:none;margin-top:20px;padding:14px 16px;border-radius:var(--r-sm);font-size:14px}
.form-alert.show{display:block}
.form-alert.ok{background:rgba(61,220,151,.12);border:1px solid rgba(61,220,151,.5);color:#9BF3CB}
.form-alert.warn{background:rgba(255,107,138,.1);border:1px solid rgba(255,107,138,.45);color:#FFB3C2}
.form-side{padding:26px;border-radius:var(--r-lg);background:rgba(255,255,255,.03);border:1px solid var(--line)}
.form-side h3{font-size:18px;margin-bottom:14px}
.side-list{list-style:none;display:flex;flex-direction:column;gap:12px;font-size:14px;color:var(--text-muted)}
.side-list li{display:flex;gap:10px;align-items:flex-start}
.side-divider{height:1px;background:rgba(255,255,255,.09);margin:22px 0}
.side-kv{display:flex;justify-content:space-between;font-size:14px;padding:7px 0}
.side-kv span{color:var(--text-muted)}
.side-kv strong{color:#fff}

/* ============ 相关阅读 ============ */
.read-list{display:grid;gap:18px;grid-template-columns:1fr}
@media (min-width:900px){.read-list{grid-template-columns:repeat(3,1fr)}}
.read-card{
  display:flex;gap:14px;padding:14px;border-radius:var(--r-md);
  background:rgba(255,255,255,.03);border:1px solid var(--line);
  transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease;
}
.read-card:hover{transform:translateY(-4px);border-color:rgba(53,224,214,.35);box-shadow:var(--shadow-card)}
.read-thumb{width:120px;height:84px;flex:0 0 120px;border-radius:10px;overflow:hidden;background:var(--bg-2);position:relative}
.read-thumb img{width:100%;height:100%;object-fit:cover}
.read-thumb::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(5,7,15,0),rgba(5,7,15,.35))}
.read-body{min-width:0}
.read-body h3{font-size:16px;line-height:1.4;margin:8px 0 6px;font-weight:700}
.read-card:hover h3{color:var(--c-accent)}
.badge{
  display:inline-flex;align-items:center;font-size:12px;padding:3px 10px;border-radius:var(--r-pill);
  background:rgba(76,111,255,.16);color:#B9C7FF;border:1px solid rgba(76,111,255,.35);
}
.card-meta{font-size:12px;color:var(--text-muted)}
.read-body p{font-size:13px;color:var(--text-muted);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}

/* ============ CTA ============ */
.cta-band{
  display:flex;flex-direction:column;gap:22px;padding:34px;
  border-radius:var(--r-lg);
  background:linear-gradient(120deg,rgba(76,111,255,.20),rgba(139,92,246,.16));
  border:1px solid rgba(53,224,214,.28);
  box-shadow:var(--shadow-card);
}
@media (min-width:900px){.cta-band{flex-direction:row;align-items:center;justify-content:space-between}}
.cta-band h2{font-size:24px;margin-bottom:10px}
.cta-band p{color:var(--text-muted);font-size:15px;max-width:640px}
.cta-actions{display:flex;gap:12px;flex-wrap:wrap}

/* ============ 页脚 ============ */
.site-footer{position:relative;background:var(--bg-1);border-top:1px solid var(--line);padding:56px 0 26px;margin-top:0}
.site-footer::before{
  content:"";position:absolute;top:0;left:0;right:0;height:1px;
  background:linear-gradient(90deg,transparent,rgba(53,224,214,.7),transparent);
}
.footer-grid{display:grid;gap:30px;grid-template-columns:1fr}
@media (min-width:768px){.footer-grid{grid-template-columns:repeat(2,1fr)}}
@media (min-width:1100px){.footer-grid{grid-template-columns:repeat(4,1fr)}}
.footer-brand{display:flex;align-items:center;gap:12px}
.footer-brand .brand-mark{width:38px;height:38px;flex:0 0 38px;border-radius:12px}
.footer-brand .brand-mark svg{width:22px;height:22px}
.footer-col h3{font-size:15px;margin-bottom:16px}
.footer-col ul{list-style:none;display:flex;flex-direction:column;gap:11px;font-size:14px;color:var(--text-muted)}
.footer-col a{display:inline-block;min-height:22px}
.footer-col a:hover{color:var(--c-accent)}
.footer-col p{font-size:14px;color:var(--text-muted)}
.footer-bottom{
  display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;
  margin-top:38px;padding-top:18px;border-top:1px solid rgba(255,255,255,.08);
  font-size:13px;color:var(--text-muted);
}
.footer-bottom a:hover{color:var(--c-accent)}

/* ============ 响应式收口 ============ */
@media (max-width:639px){
  .page-hero{padding:40px 0 36px}
  .section{padding:48px 0}
  .plan-card{padding:24px 18px}
  .plan-card.is-featured{transform:none}
  .hero-thumb img{height:200px}
  .read-card{flex-direction:column}
  .read-thumb{width:100%;height:160px;flex:0 0 auto}
}
@media (max-width:1023px){
  .channel-tags{margin-left:0}
}