/* roulang page: index */
:root{
  --bg:#08060F;
  --panel:#100C1D;
  --card:#171227;
  --card-2:#141024;
  --line:rgba(255,255,255,.08);
  --text:#F2EFFA;
  --muted:#A79FC4;
  --purple:#7A5CFF;
  --magenta:#C13BFF;
  --cyan:#21E6C1;
  --orange:#FFB020;
  --danger:#FF5A6E;
  --paper:#FBFAFF;
  --ink:#1A1526;
  --grad:linear-gradient(100deg,#7A5CFF,#C13BFF);
  --r-xl:22px;
  --r-md:18px;
  --r-sm:14px;
  --r-img:16px;
  --r-pill:999px;
  --sh-card:0 12px 28px rgba(6,4,14,.45);
  --sh-hover:0 20px 44px rgba(10,6,24,.6);
  --sh-neon:0 0 0 1px rgba(122,92,255,.35),0 8px 26px rgba(193,59,255,.32);
  --sh-btn:0 10px 24px rgba(122,92,255,.38);
  --sh-btn-hover:0 14px 34px rgba(193,59,255,.5);
  --ease:.22s ease-out;
  --mono:"Barlow Condensed","DIN Alternate",ui-monospace,SFMono-Regular,Menlo,monospace;
  --bar-h:44px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:"HarmonyOS Sans SC","PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
  font-size:16px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img,svg{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
button,input,select,textarea{font:inherit;color:inherit}
button{cursor:pointer;border:0;background:none}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4,p,figure{margin:0}
:focus-visible{outline:2px solid var(--cyan);outline-offset:2px;border-radius:8px}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 32px}
.section{padding:88px 0}
.sec-head{max-width:820px;margin-bottom:34px}
.sec-head h2{font-size:clamp(22px,3.2vw,34px);font-weight:700;line-height:1.3;letter-spacing:-.01em}
.sec-sub{margin-top:12px;color:var(--muted);font-size:15px;line-height:1.7}
.sec-head--row{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;max-width:none}

/* 按钮体系 */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:46px;padding:0 26px;border-radius:var(--r-pill);
  font-size:15px;font-weight:600;letter-spacing:.01em;white-space:nowrap;
  transition:transform var(--ease),box-shadow var(--ease),background var(--ease),color var(--ease),filter var(--ease);
}
.btn-main{background:var(--grad);color:#fff;box-shadow:var(--sh-btn)}
.btn-main:hover{transform:translateY(-2px);box-shadow:var(--sh-btn-hover);filter:brightness(1.06)}
.btn-main:active{transform:translateY(1px);box-shadow:0 6px 16px rgba(122,92,255,.3)}
.btn-cyan{background:var(--cyan);color:#08060F;font-weight:700;min-height:40px;padding:0 20px;font-size:14px}
.btn-cyan:hover{background:var(--grad);color:#fff;transform:translateY(-2px);box-shadow:var(--sh-btn)}
.btn-cyan:active{transform:translateY(0)}
.btn-ghost{background:transparent;border:1px solid rgba(122,92,255,.6);color:#C9BCFF}
.btn-ghost:hover{background:rgba(122,92,255,.12);transform:translateY(-2px)}
.btn-ghost:active{transform:translateY(0)}
.btn-text{display:inline-flex;align-items:center;gap:6px;font-size:15px;font-weight:600;color:#C9BCFF;transition:color var(--ease)}
.btn-text .arrow{transition:transform var(--ease)}
.btn-text:hover{color:#fff}
.btn-text:hover .arrow{transform:translateX(3px)}
.btn[disabled],.btn.is-disabled{opacity:.45;cursor:not-allowed;transform:none;box-shadow:none}

/* 限时倒计时条 */
.ticker{position:sticky;top:0;z-index:70;background:#120E22;border-bottom:1px solid var(--line)}
.ticker-inner{display:flex;align-items:center;gap:14px;min-height:var(--bar-h)}
.tag-time{flex:0 0 auto;padding:3px 12px;border-radius:var(--r-pill);border:1px solid rgba(255,176,32,.55);color:var(--orange);font-size:12px;font-weight:600;letter-spacing:.04em}
.ticker-text{color:var(--muted);font-size:14px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.clock{display:flex;align-items:center;gap:6px;margin-left:auto}
.clock-cell{display:flex;align-items:baseline;gap:2px;background:#1A1330;border-radius:8px;padding:4px 9px;box-shadow:inset 0 1px 0 rgba(255,255,255,.06)}
.clock-cell b{font-family:var(--mono);font-size:14px;color:var(--orange);letter-spacing:.04em}
.clock-cell i{font-style:normal;font-size:11px;color:var(--muted)}
.ticker-btn{flex:0 0 auto;min-height:30px;padding:0 16px;border-radius:var(--r-pill);background:var(--grad);color:#fff;font-size:13px;font-weight:600;display:inline-flex;align-items:center;transition:filter var(--ease),transform var(--ease)}
.ticker-btn:hover{filter:brightness(1.08);transform:translateY(-1px)}

/* 顶栏 */
.site-header{
  position:sticky;top:var(--bar-h);z-index:60;
  background:rgba(8,6,15,.82);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid transparent;
}
.site-header::after{
  content:"";position:absolute;left:0;right:0;bottom:-1px;height:1px;
  background:linear-gradient(90deg,var(--purple),var(--magenta),var(--cyan));
  opacity:.5;transition:opacity var(--ease);
}
.site-header.scrolled::after{opacity:1}
.header-inner{display:flex;align-items:center;gap:28px;height:64px}
.logo{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.logo-mark{
  width:36px;height:36px;border-radius:12px;background:var(--grad);
  display:flex;align-items:center;justify-content:center;
  font-size:18px;font-weight:800;color:#fff;letter-spacing:-.02em;
  box-shadow:0 6px 18px rgba(122,92,255,.42);
}
.logo-text{font-size:15px;font-weight:700;letter-spacing:.01em;white-space:nowrap}
.nav{display:flex;align-items:center;gap:6px;margin-left:8px}
.nav-link{
  position:relative;display:inline-flex;align-items:center;height:64px;padding:0 14px;
  font-size:15px;color:var(--muted);transition:color var(--ease);
}
.nav-link::after{
  content:"";position:absolute;left:14px;right:14px;bottom:16px;height:2px;border-radius:2px;
  background:var(--grad);opacity:0;transform:scaleX(.6);transform-origin:left;
  transition:opacity var(--ease),transform var(--ease);
}
.nav-link:hover{color:#fff}
.nav-link:hover::after{opacity:.6;transform:scaleX(1)}
.nav-link.is-active{color:#fff;font-weight:600}
.nav-link.is-active::after{opacity:1;transform:scaleX(1);box-shadow:0 0 12px #7A5CFF}
.header-right{display:flex;align-items:center;gap:12px;margin-left:auto}
.hamburger{display:none;width:44px;height:44px;border-radius:12px;border:1px solid var(--line);align-items:center;justify-content:center;flex-direction:column;gap:5px}
.hamburger span{display:block;width:18px;height:2px;border-radius:2px;background:var(--text);transition:transform var(--ease),opacity var(--ease)}
.hamburger.open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.hamburger.open span:nth-child(2){opacity:0}
.hamburger.open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

/* 移动抽屉 */
.drawer{
  position:fixed;top:0;right:0;width:82vw;max-width:340px;height:100%;
  background:#0E0A1B;border-left:1px solid var(--line);z-index:120;
  transform:translateX(102%);transition:transform .26s ease-out;
  display:flex;flex-direction:column;padding:18px;overflow-y:auto;
}
.drawer.open{transform:translateX(0)}
.drawer-head{display:flex;align-items:center;justify-content:space-between;padding-bottom:14px;border-bottom:1px solid var(--line);margin-bottom:10px}
.drawer-head strong{font-size:14px;font-weight:700}
.drawer-close{width:40px;height:40px;border-radius:12px;border:1px solid var(--line);display:flex;align-items:center;justify-content:center;font-size:18px;color:var(--muted)}
.drawer-nav a{display:flex;align-items:center;min-height:48px;padding:0 12px;border-radius:12px;font-size:15px;color:var(--muted);transition:background var(--ease),color var(--ease)}
.drawer-nav a:hover,.drawer-nav a.is-active{background:rgba(122,92,255,.12);color:#fff}
.drawer-foot{margin-top:auto;padding-top:18px}
.drawer-foot .btn{width:100%}
.drawer-mask{position:fixed;inset:0;background:rgba(0,0,0,.62);z-index:110;opacity:0;visibility:hidden;transition:opacity .26s ease-out,visibility .26s}
.drawer-mask.open{opacity:1;visibility:visible}

/* Hero */
.hero{position:relative;padding:72px 0 76px;overflow:hidden}
.hero::before{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:
    radial-gradient(58% 58% at 80% 14%,rgba(122,92,255,.24),transparent 70%),
    radial-gradient(46% 46% at 8% 6%,rgba(33,230,193,.10),transparent 72%);
}
.hero-inner{position:relative;display:grid;grid-template-columns:1.06fr .94fr;gap:44px;align-items:center}
.hero-kicker{
  display:inline-flex;align-items:center;gap:8px;padding:5px 14px;border-radius:var(--r-pill);
  background:rgba(33,230,193,.1);border:1px solid rgba(33,230,193,.4);
  color:var(--cyan);font-size:12px;font-weight:600;letter-spacing:.04em;
}
.hero h1{margin-top:20px;font-size:clamp(28px,4.6vw,46px);font-weight:800;line-height:1.25;letter-spacing:-.01em}
.hero-sub{margin-top:18px;max-width:560px;font-size:17px;line-height:1.8;color:var(--muted)}
.hero-actions{display:flex;align-items:center;gap:22px;margin-top:30px;flex-wrap:wrap}
.badge-row{display:flex;gap:12px;margin-top:34px;overflow-x:auto;padding-bottom:6px;scrollbar-width:none}
.badge-row::-webkit-scrollbar{display:none}
.stat-badge{
  display:inline-flex;align-items:center;gap:9px;flex:0 0 auto;
  padding:10px 16px;border-radius:var(--r-pill);
  background:var(--card-2);border:1px solid rgba(122,92,255,.35);
}
.stat-badge b{font-family:var(--mono);font-size:20px;font-weight:700;letter-spacing:-.02em;color:#fff}
.stat-badge span{font-size:12.5px;color:var(--muted);letter-spacing:.02em}
.dot-live{width:8px;height:8px;border-radius:50%;background:var(--cyan);box-shadow:0 0 10px rgba(33,230,193,.8);animation:breathe 2s infinite ease-in-out}
@keyframes breathe{0%,100%{opacity:1}50%{opacity:.32}}
.hero-media{position:relative;border-radius:var(--r-xl);overflow:hidden;border:1px solid var(--line);box-shadow:var(--sh-card)}
.hero-media img{width:100%;aspect-ratio:16/10;object-fit:cover;transition:transform .5s ease-out}
.hero-media:hover img{transform:scale(1.02)}
.hero-media::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(to top,rgba(8,6,15,.94),rgba(8,6,15,.42) 52%,rgba(8,6,15,.28));
}
.hero-media figcaption{position:absolute;left:22px;right:22px;bottom:20px;z-index:2;font-size:14px;color:#E4DEF8;line-height:1.6}

/* 卖点 2+1 错位 */
.sell-grid{display:grid;grid-template-columns:1fr 1.32fr;gap:20px;align-items:stretch}
.sell-col{display:grid;grid-template-rows:1fr 1fr;gap:20px}
.mini-card,.feature-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-xl);
  box-shadow:var(--sh-card);transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.mini-card:hover,.feature-card:hover{transform:translateY(-4px);box-shadow:var(--sh-hover);border-color:rgba(122,92,255,.45)}
.mini-card{padding:24px;display:flex;flex-direction:column;gap:10px}
.icon-badge{
  width:44px;height:44px;border-radius:14px;display:flex;align-items:center;justify-content:center;
  background:linear-gradient(135deg,rgba(122,92,255,.35),rgba(193,59,255,.22));
  border:1px solid rgba(122,92,255,.4);font-size:18px;font-weight:700;color:#fff;font-family:var(--mono);
}
.mini-card h3,.feature-body h3{font-size:19px;font-weight:600;line-height:1.45}
.mini-card p,.feature-body p{font-size:14.5px;line-height:1.75;color:var(--muted)}
.mini-card .btn-text{margin-top:auto;font-size:14px}
.feature-card{display:grid;grid-template-columns:.86fr 1.14fr;overflow:hidden}
.feature-media{position:relative;overflow:hidden;background:linear-gradient(135deg,rgba(122,92,255,.18),rgba(33,230,193,.1))}
.feature-media img{width:100%;height:100%;min-height:260px;object-fit:cover;transition:transform .5s ease-out}
.feature-card:hover .feature-media img{transform:scale(1.04)}
.feature-body{padding:28px;display:flex;flex-direction:column;gap:12px;justify-content:center}
.chip{
  display:inline-flex;align-items:center;align-self:flex-start;padding:4px 12px;border-radius:var(--r-pill);
  background:rgba(33,230,193,.1);border:1px solid rgba(33,230,193,.38);color:var(--cyan);
  font-size:12px;font-weight:600;letter-spacing:.02em;
}

/* 图墙 */
.wall-sec{background:var(--panel)}
.wall{column-count:3;column-gap:20px}
.wall-item{
  position:relative;break-inside:avoid;margin-bottom:20px;border-radius:var(--r-img);overflow:hidden;
  border:1px solid var(--line);background:var(--card);
  transition:transform var(--ease),border-color var(--ease),box-shadow var(--ease);
}
.wall-item:hover{transform:translateY(-4px);border-color:rgba(122,92,255,.45);box-shadow:var(--sh-hover)}
.wall-item img{width:100%;object-fit:cover;transition:transform .5s ease-out}
.wall-item:nth-child(3n+1) img{aspect-ratio:4/3}
.wall-item:nth-child(3n+2) img{aspect-ratio:4/5}
.wall-item:nth-child(3n+3) img{aspect-ratio:1/1}
.wall-item:hover img{transform:scale(1.04)}
.wall-cap{
  position:absolute;left:0;right:0;bottom:0;padding:18px;
  background:linear-gradient(to top,rgba(8,6,15,.95),rgba(8,6,15,.55) 52%,rgba(8,6,15,0));
  display:flex;flex-direction:column;gap:6px;
}
.wall-cap em{font-style:normal;font-size:12px;font-weight:600;letter-spacing:.03em;color:var(--cyan)}
.wall-cap strong{font-size:15px;font-weight:600;color:#fff;line-height:1.5}

/* 最新信息 */
.news-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}
.news-card{
  display:flex;flex-direction:column;background:var(--card);border:1px solid var(--line);
  border-radius:var(--r-xl);overflow:hidden;box-shadow:var(--sh-card);
  transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.news-card:hover{transform:translateY(-4px);box-shadow:var(--sh-hover);border-color:rgba(122,92,255,.45)}
.news-thumb{aspect-ratio:16/10;overflow:hidden;background:linear-gradient(135deg,rgba(122,92,255,.18),rgba(193,59,255,.12))}
.news-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease-out}
.news-card:hover .news-thumb img{transform:scale(1.04)}
.news-body{padding:20px;display:flex;flex-direction:column;gap:10px;flex:1}
.news-body h3{font-size:18px;font-weight:600;line-height:1.5;color:#fff;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-body p{font-size:14px;line-height:1.7;color:var(--muted);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-meta{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-top:auto;padding-top:12px;border-top:1px solid var(--line)}
.badge-cat{
  display:inline-flex;align-items:center;padding:3px 10px;border-radius:var(--r-pill);
  background:rgba(122,92,255,.14);border:1px solid rgba(122,92,255,.35);
  color:#C9BCFF;font-size:12px;font-weight:600;letter-spacing:.02em;
}
.news-date{font-family:var(--mono);font-size:12.5px;color:var(--muted);letter-spacing:.02em}
.empty-state{
  grid-column:1 / -1;min-height:180px;border-radius:var(--r-md);
  border:1px dashed rgba(122,92,255,.35);
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:12px;
  color:var(--muted);font-size:15px;text-align:center;padding:28px;
}
.empty-icon{
  width:48px;height:48px;border-radius:14px;display:flex;align-items:center;justify-content:center;
  background:linear-gradient(135deg,rgba(122,92,255,.22),rgba(33,230,193,.12));
  border:1px solid rgba(122,92,255,.35);color:#C9BCFF;font-size:20px;font-family:var(--mono);
}

/* 数据徽章带 */
.stats-sec{padding:56px 0;background:var(--panel);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.stats-grid{
  display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px;
  background-image:repeating-linear-gradient(90deg,rgba(255,255,255,.035) 0 1px,transparent 1px 40px),
                   repeating-linear-gradient(0deg,rgba(255,255,255,.035) 0 1px,transparent 1px 40px);
  border-radius:var(--r-xl);padding:8px;
}
.stat-cell{
  padding:22px 20px;border-radius:var(--r-md);background:#130F22;border:1px solid var(--line);
  display:flex;flex-direction:column;gap:6px;
}
.stat-cell b{font-family:var(--mono);font-size:30px;font-weight:700;letter-spacing:-.02em;background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.stat-cell strong{font-size:15px;font-weight:600;color:#fff}
.stat-cell span{font-size:13px;color:var(--muted);line-height:1.6}

/* CTA 卡 */
.cta-card{
  position:relative;border-radius:var(--r-xl);overflow:hidden;
  background:var(--grad);box-shadow:0 24px 60px rgba(122,92,255,.28);
  display:grid;grid-template-columns:1.05fr .95fr;gap:36px;padding:44px;align-items:center;
}
.cta-card::after{content:"";position:absolute;inset:0;background:radial-gradient(50% 80% at 88% 12%,rgba(255,255,255,.22),transparent 70%);pointer-events:none}
.cta-copy{position:relative;z-index:2}
.cta-copy h2{font-size:clamp(22px,3vw,32px);font-weight:700;line-height:1.32;color:#fff}
.cta-copy p{margin-top:14px;font-size:15px;line-height:1.75;color:rgba(255,255,255,.9);max-width:520px}
.cta-form{
  position:relative;z-index:2;background:rgba(8,6,15,.42);border:1px solid rgba(255,255,255,.22);
  border-radius:var(--r-md);padding:22px;backdrop-filter:blur(6px);
}
.cta-form label{display:block;font-size:13px;font-weight:600;color:#fff;margin-bottom:8px}
.field{display:flex;gap:10px}
.field input{
  flex:1;height:46px;border-radius:var(--r-sm);background:#12102A;
  border:1px solid rgba(255,255,255,.16);padding:0 14px;font-size:14px;color:var(--text);
  transition:border-color var(--ease),box-shadow var(--ease);
}
.field input::placeholder{color:#7C749B}
.field input:focus{outline:none;border-color:var(--purple);box-shadow:0 0 0 3px rgba(122,92,255,.18)}
.field .btn{min-height:46px;padding:0 22px}
.form-tip{margin-top:10px;font-size:12.5px;color:rgba(255,255,255,.72);line-height:1.6}
.form-success{display:flex;align-items:center;gap:10px;font-size:14.5px;color:#fff;font-weight:600}
.form-success .ok{width:26px;height:26px;border-radius:50%;background:var(--cyan);color:#08060F;display:flex;align-items:center;justify-content:center;font-size:15px;font-weight:700}

/* FAQ */
.faq-wrap{max-width:900px}
.faq-item{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-img);
  margin-bottom:12px;overflow:hidden;position:relative;
  transition:border-color var(--ease),box-shadow var(--ease);
}
.faq-item::before{content:"";position:absolute;left:0;top:0;bottom:0;width:4px;background:rgba(255,255,255,.12);transition:background var(--ease),box-shadow var(--ease)}
.faq-item.open{border-color:rgba(122,92,255,.45);box-shadow:var(--sh-neon)}
.faq-item.open::before{background:var(--grad);box-shadow:0 0 12px rgba(193,59,255,.8)}
.faq-q{
  width:100%;min-height:56px;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:16px 22px 16px 26px;text-align:left;font-size:16px;font-weight:600;color:var(--text);
  transition:color var(--ease);
}
.faq-q:hover{color:#fff}
.faq-item.open .faq-q{font-weight:700}
.faq-sign{flex:0 0 auto;width:24px;height:24px;position:relative}
.faq-sign::before,.faq-sign::after{content:"";position:absolute;left:50%;top:50%;background:#C9BCFF;border-radius:2px;transform:translate(-50%,-50%);transition:transform var(--ease),background var(--ease)}
.faq-sign::before{width:14px;height:2px}
.faq-sign::after{width:2px;height:14px}
.faq-item.open .faq-sign::after{transform:translate(-50%,-50%) rotate(90deg);opacity:0}
.faq-item.open .faq-sign::before{background:var(--cyan)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .3s ease-out;background:var(--card-2)}
.faq-item.open .faq-a{max-height:420px}
.faq-a p{padding:4px 26px 20px;font-size:15px;line-height:1.85;color:var(--muted)}

/* 页脚 */
.site-footer{background:#060410;border-top:1px solid var(--line);padding:64px 0 28px;position:relative}
.site-footer::before{content:"";position:absolute;top:-1px;left:0;right:0;height:1px;background:linear-gradient(90deg,var(--purple),var(--magenta),var(--cyan));opacity:.65}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.1fr;gap:36px}
.footer-brand .logo-text{font-size:15px}
.footer-desc{margin-top:16px;font-size:14px;line-height:1.8;color:var(--muted);max-width:320px}
.footer-badge{
  display:inline-flex;align-items:center;gap:8px;margin-top:18px;padding:8px 14px;border-radius:var(--r-pill);
  background:#100C1D;border:1px solid rgba(33,230,193,.35);font-size:12.5px;color:#C9BCFF;
}
.footer-col h4{font-size:14px;font-weight:700;color:#fff;letter-spacing:.04em;margin-bottom:16px}
.footer-col a,.footer-col p{display:block;font-size:14px;color:var(--muted);line-height:1.9;transition:color var(--ease),transform var(--ease)}
.footer-col a:hover{color:var(--cyan);transform:translateX(3px)}
.footer-bottom{margin-top:44px;padding-top:20px;border-top:1px solid var(--line);text-align:center;font-size:13px;color:#7C749B;line-height:1.9}

/* 回到顶部 */
.to-top{
  position:fixed;right:22px;bottom:22px;width:48px;height:48px;border-radius:50%;
  background:var(--grad);color:#fff;display:flex;align-items:center;justify-content:center;
  box-shadow:var(--sh-btn);opacity:0;visibility:hidden;transform:translateY(10px);
  transition:opacity var(--ease),transform var(--ease),visibility var(--ease);z-index:90;font-size:18px;
}
.to-top.show{opacity:1;visibility:visible;transform:none}
.to-top:hover{box-shadow:var(--sh-btn-hover);transform:translateY(-2px)}

/* 入场动画 */
.fade-up{animation:fadeUp .4s ease-out both}
.d-1{animation-delay:.06s}
.d-2{animation-delay:.12s}
.d-3{animation-delay:.18s}
@keyframes fadeUp{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none}}

/* 响应式 */
@media (max-width:1024px){
  .container{padding:0 24px}
  .section{padding:64px 0}
  .nav{display:none}
  .hamburger{display:flex}
  .header-inner{height:60px}
  .hero-inner{grid-template-columns:1fr;gap:32px}
  .hero-media{order:-1}
  .sell-grid{grid-template-columns:1fr}
  .sell-col{grid-template-rows:auto auto;grid-template-columns:1fr 1fr}
  .wall{column-count:2}
  .news-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .stats-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .cta-card{grid-template-columns:1fr;padding:34px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px}
}
@media (max-width:768px){
  :root{--bar-h:40px}
  .container{padding:0 18px}
  .section{padding:44px 0}
  .hero{padding:44px 0 52px;min-height:78vh;display:flex;align-items:center}
  .hero h1{font-size:clamp(26px,7vw,34px)}
  .hero-sub{font-size:15.5px}
  .ticker-text{display:none}
  .clock{margin-left:auto}
  .feature-card{grid-template-columns:1fr}
  .feature-media img{min-height:190px}
  .sell-col{grid-template-columns:1fr}
  .news-grid{grid-template-columns:1fr;gap:14px}
  .wall{column-count:1}
  .stats-grid{grid-template-columns:1fr;gap:14px}
  .stats-sec{padding:44px 0}
  .faq-q{font-size:15px;padding:14px 18px 14px 22px;min-height:52px}
  .faq-a p{padding:0 22px 18px;font-size:14.5px}
  .site-footer{padding:48px 0 24px}
  .footer-grid{grid-template-columns:1fr;gap:24px}
  .to-top{width:44px;height:44px;right:16px;bottom:16px}
  .cta-card{padding:26px}
  .field{flex-direction:column}
}
@media (max-width:520px){
  .logo-text{font-size:13px}
  .logo-mark{width:32px;height:32px;border-radius:11px;font-size:16px;font-weight:800}
  .sec-head--row{flex-direction:column;align-items:flex-start;gap:12px}
  .hero-actions{gap:16px}
  .hero-actions .btn{width:100%}
  .badge-row{gap:10px}
  .stat-cell b{font-size:26px}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.001ms!important;animation-iteration-count:1!important;transition-duration:.001ms!important}
  .fade-up{animation:none;opacity:1;transform:none}
}

/* roulang page: article */
:root{
  --bg:#08060F;
  --bg-soft:#100C1D;
  --card:#171227;
  --line:rgba(255,255,255,.08);
  --text:#F2EFFA;
  --text-2:#A79FC4;
  --primary:#7A5CFF;
  --magenta:#C13BFF;
  --grad:linear-gradient(100deg,#7A5CFF,#C13BFF);
  --cyan:#21E6C1;
  --amber:#FFB020;
  --danger:#FF5A6E;
  --read-bg:#FBFAFF;
  --read-text:#1A1526;
  --r-lg:22px;
  --r-md:18px;
  --r-sm:14px;
  --r-pill:999px;
  --sh-card:0 12px 28px rgba(6,4,14,.45);
  --sh-hover:0 20px 44px rgba(10,6,24,.6);
  --sh-neon:0 0 0 1px rgba(122,92,255,.35),0 8px 26px rgba(193,59,255,.32);
  --sh-cta:0 10px 24px rgba(122,92,255,.38);
  --sh-cta-h:0 14px 34px rgba(193,59,255,.5);
  --ease:.22s ease-out;
  --sans:"HarmonyOS Sans SC","PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
  --mono:"Barlow Condensed","DIN Alternate",ui-monospace,SFMono-Regular,Menlo,monospace;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:var(--sans);
  font-size:16px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
a{color:inherit;text-decoration:none;}
img{max-width:100%;display:block;}
button{font:inherit;color:inherit;cursor:pointer;background:none;border:0;}
h1,h2,h3,h4,p,ul,ol,figure{margin:0;}
ul,ol{padding:0;list-style:none;}
:focus-visible{outline:2px solid var(--cyan);outline-offset:2px;border-radius:6px;}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 32px;}
.section{padding:88px 0;}
.section-title{font-size:clamp(22px,3.2vw,34px);font-weight:700;line-height:1.3;letter-spacing:-.01em;}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;flex-wrap:wrap;margin-bottom:32px;}
.section-sub{color:var(--text-2);font-size:15px;margin-top:10px;max-width:640px;}

/* 顶部悬停组合 */
.topbar-wrap{position:sticky;top:0;z-index:60;}

/* 倒计时条 */
.countdown-bar{background:#120E22;border-bottom:1px solid var(--line);height:44px;display:flex;align-items:center;}
.countdown-bar .container{display:flex;align-items:center;gap:14px;}
.cd-label{
  display:inline-flex;align-items:center;gap:6px;flex-shrink:0;
  padding:3px 11px;border-radius:var(--r-pill);
  font-size:12px;font-weight:600;letter-spacing:.02em;
  color:var(--amber);border:1px solid rgba(255,176,32,.45);background:rgba(255,176,32,.08);
}
.cd-text{flex:1;min-width:0;color:var(--text-2);font-size:13px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}
.cd-timer{display:flex;align-items:center;gap:6px;flex-shrink:0;}
.cd-num{
  font-family:var(--mono);font-size:14px;font-weight:600;letter-spacing:.04em;
  color:#fff;background:#1A1330;border-radius:8px;padding:3px 8px;
  box-shadow:inset 0 1px 0 rgba(255,255,255,.06);
}
.cd-sep{color:var(--text-2);font-size:13px;}
.cd-btn{
  flex-shrink:0;display:inline-flex;align-items:center;height:30px;padding:0 14px;
  border-radius:var(--r-pill);font-size:13px;font-weight:600;
  background:var(--cyan);color:#0A0714;transition:all var(--ease);
}
.cd-btn:hover{background:var(--grad);color:#fff;}

/* 顶栏 */
.site-header{position:relative;background:rgba(8,6,15,.82);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);}
.site-header::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:1px;
  background:linear-gradient(90deg,#7A5CFF,#C13BFF,#21E6C1);
  opacity:.5;transition:opacity var(--ease);
}
.site-header.is-scrolled::after{opacity:1;}
.header-inner{display:flex;align-items:center;gap:20px;height:64px;}
.logo{display:flex;align-items:center;gap:10px;flex-shrink:0;}
.logo-mark{
  width:34px;height:34px;border-radius:10px;background:var(--grad);
  display:grid;place-items:center;color:#fff;font-size:18px;font-weight:800;
  box-shadow:var(--sh-cta);
}
.logo-text{font-size:16px;font-weight:700;letter-spacing:.01em;white-space:nowrap;}
.nav{display:flex;align-items:center;gap:4px;margin-left:12px;}
.nav-link{
  position:relative;padding:9px 13px;border-radius:var(--r-pill);
  font-size:15px;color:var(--text-2);transition:color var(--ease);
}
.nav-link::after{
  content:"";position:absolute;left:50%;bottom:3px;height:2px;width:0;
  transform:translateX(-50%);border-radius:2px;
  background:var(--grad);box-shadow:0 0 12px #7A5CFF;
  transition:width var(--ease);
}
.nav-link:hover{color:#fff;}
.nav-link:hover::after{width:58%;}
.nav-link.is-active{color:#fff;font-weight:600;}
.nav-link.is-active::after{width:calc(100% - 26px);}
.header-actions{display:flex;align-items:center;gap:12px;margin-left:auto;}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:46px;padding:0 26px;border-radius:var(--r-pill);
  font-size:15px;font-weight:600;border:1px solid transparent;
  transition:all var(--ease);white-space:nowrap;
}
.btn-cta{background:var(--cyan);color:#0A0714;min-width:112px;}
.btn-cta:hover{background:var(--grad);color:#fff;transform:translateY(-2px);box-shadow:var(--sh-cta);}
.btn-primary{background:var(--grad);color:#fff;box-shadow:var(--sh-cta);}
.btn-primary:hover{transform:translateY(-2px);box-shadow:var(--sh-cta-h);filter:brightness(1.06);}
.btn-primary:active{transform:translateY(1px);box-shadow:var(--sh-card);}
.btn-ghost{border-color:rgba(122,92,255,.6);color:#CFC6FF;}
.btn-ghost:hover{background:rgba(122,92,255,.12);}
.btn-text{
  display:inline-flex;align-items:center;gap:6px;
  font-size:15px;font-weight:600;color:#CFC6FF;transition:color var(--ease);
}
.btn-text .arrow{transition:transform var(--ease);}
.btn-text:hover{color:#fff;}
.btn-text:hover .arrow{transform:translateX(3px);}
.menu-toggle{
  display:none;width:44px;height:44px;border-radius:var(--r-sm);
  border:1px solid var(--line);place-items:center;
}
.menu-toggle span{display:block;width:18px;height:2px;border-radius:2px;background:#fff;margin:3px auto;}

/* 抽屉 */
.drawer-mask{position:fixed;inset:0;background:rgba(0,0,0,.62);z-index:70;}
.drawer{
  position:fixed;top:0;right:0;height:100%;width:82vw;max-width:340px;
  background:#0D0A1A;border-left:1px solid var(--line);z-index:80;
  transform:translateX(102%);transition:transform var(--ease);
  padding:24px 22px;display:flex;flex-direction:column;gap:8px;
}
.drawer.is-open{transform:translateX(0);}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:12px;}
.drawer-close{width:40px;height:40px;border-radius:var(--r-sm);border:1px solid var(--line);display:grid;place-items:center;font-size:18px;color:var(--text-2);}
.drawer-link{
  display:flex;align-items:center;height:48px;padding:0 14px;border-radius:var(--r-sm);
  color:var(--text-2);font-size:16px;border:1px solid transparent;transition:all var(--ease);
}
.drawer-link:hover,.drawer-link.is-active{color:#fff;background:rgba(122,92,255,.12);border-color:rgba(122,92,255,.32);}
.drawer .btn{margin-top:auto;width:100%;}

/* 面包屑 */
.breadcrumb{
  display:flex;flex-wrap:wrap;align-items:center;gap:8px;
  font-size:13px;color:var(--text-2);padding:22px 0 0;
}
.breadcrumb a:hover{color:#fff;}
.breadcrumb .sep{opacity:.45;}
.breadcrumb .current{color:#fff;}

/* 文章头部 */
.article-hero{position:relative;overflow:hidden;padding:26px 0 44px;border-bottom:1px solid var(--line);}
.article-hero::before{
  content:"";position:absolute;inset:0;z-index:0;
  background-image:linear-gradient(to bottom,rgba(8,6,15,.72),rgba(8,6,15,.96)),url('/assets/images/backpic/back-1.png');
  background-size:cover;background-position:center;opacity:.85;
}
.article-hero .container{position:relative;z-index:1;}
.kicker{
  display:inline-flex;align-items:center;gap:6px;
  padding:5px 12px;border-radius:var(--r-pill);
  font-size:12px;font-weight:600;letter-spacing:.02em;
  color:#CFC6FF;background:rgba(122,92,255,.16);border:1px solid rgba(122,92,255,.38);
}
.article-title{
  font-size:clamp(28px,4.6vw,46px);font-weight:800;line-height:1.25;
  letter-spacing:-.01em;margin-top:18px;max-width:900px;
}
.article-meta{
  display:flex;flex-wrap:wrap;align-items:center;gap:10px 20px;
  margin-top:22px;padding-top:18px;border-top:1px solid var(--line);
  font-size:14px;color:var(--text-2);
}
.article-meta .dot{width:6px;height:6px;border-radius:50%;background:var(--cyan);box-shadow:0 0 10px var(--cyan);display:inline-block;margin-right:6px;}

/* 正文阅读区 */
.article-section{padding:56px 0 64px;background:var(--bg);}
.article-body{
  max-width:856px;margin:0 auto;background:var(--read-bg);color:var(--read-text);
  border-radius:var(--r-lg);padding:48px;box-shadow:var(--sh-card);
}
.article-body > * + *{margin-top:1.35em;}
.article-body p{font-size:17px;line-height:1.9;color:#332B45;}
.article-body h2{
  position:relative;font-size:clamp(20px,2.6vw,26px);font-weight:700;line-height:1.35;
  color:#141026;margin-top:2.2em;padding-left:16px;
}
.article-body h2::before{
  content:"";position:absolute;left:0;top:.22em;bottom:.22em;width:4px;border-radius:4px;background:var(--grad);
}
.article-body h3{font-size:19px;font-weight:600;color:#1C1630;margin-top:1.8em;}
.article-body h4{font-size:16px;font-weight:600;color:#241C3C;margin-top:1.5em;}
.article-body ul,.article-body ol{font-size:17px;line-height:1.9;color:#332B45;padding-left:1.4em;}
.article-body ul{list-style:disc;}
.article-body ol{list-style:decimal;}
.article-body li{margin-top:.45em;}
.article-body li::marker{color:var(--primary);}
.article-body blockquote{
  position:relative;padding:16px 20px 16px 26px;background:#F0EBFF;
  border-radius:var(--r-sm);color:#3D3268;
}
.article-body blockquote::before{
  content:"";position:absolute;left:0;top:12px;bottom:12px;width:4px;border-radius:4px;background:var(--grad);
}
.article-body blockquote p{color:#3D3268;font-size:16px;}
.article-body img{border-radius:16px;width:100%;height:auto;margin-top:1.5em;}
.article-body a{color:#5B38E0;text-decoration:underline;text-underline-offset:3px;}
.article-body a:hover{color:#C13BFF;}
.article-body figure{margin-top:1.5em;}
.article-body figcaption{font-size:13px;color:#6D6685;text-align:center;margin-top:8px;}
.article-body table{
  width:100%;display:block;overflow-x:auto;border-collapse:collapse;
  font-size:15px;background:#fff;border-radius:var(--r-sm);
}
.article-body th{
  position:sticky;top:0;background:#EFE9FF;color:#241C3C;
  text-align:left;padding:12px 14px;border-bottom:1px solid rgba(26,21,38,.12);white-space:nowrap;
}
.article-body td{padding:11px 14px;border-bottom:1px solid rgba(26,21,38,.08);color:#3A3352;}
.article-body code{font-family:var(--mono);background:#EEE9FF;border-radius:6px;padding:2px 6px;font-size:14px;}
.article-body .empty-state{
  border:1px dashed rgba(122,92,255,.35);background:#fff;color:#5A5375;
  border-radius:var(--r-md);min-height:180px;
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:12px;
  text-align:center;padding:32px;margin-top:0;
}
.empty-icon{
  width:48px;height:48px;border-radius:14px;display:grid;place-items:center;
  background:rgba(122,92,255,.14);color:#5B38E0;font-size:20px;font-weight:700;
}
.empty-state p{font-size:15px;color:#5A5375;margin:0;}

/* 返回入口 */
.back-row{display:flex;flex-wrap:wrap;gap:26px;max-width:856px;margin:28px auto 0;}

/* 相关推荐 */
.relate-wrap{padding:64px 0 0;}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;}
.card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-md);
  overflow:hidden;transition:transform var(--ease),border-color var(--ease),box-shadow var(--ease);
}
.card:hover{transform:translateY(-4px);border-color:rgba(122,92,255,.45);box-shadow:var(--sh-hover);}
.card-media{overflow:hidden;aspect-ratio:16/10;background:linear-gradient(100deg,rgba(122,92,255,.18),rgba(193,59,255,.18));}
.card-media img{width:100%;height:100%;object-fit:cover;transition:transform var(--ease);}
.card:hover .card-media img{transform:scale(1.04);}
.card-body{padding:20px 22px 22px;}
.card-title{font-size:17px;font-weight:600;line-height:1.5;color:#fff;}
.card-desc{font-size:14px;line-height:1.7;color:var(--text-2);margin-top:10px;}
.card-meta{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-top:16px;font-size:13px;color:var(--text-2);}
.tag{
  display:inline-flex;align-items:center;padding:3px 10px;border-radius:var(--r-pill);
  font-size:12px;font-weight:600;letter-spacing:.02em;
  color:#CFC6FF;background:rgba(122,92,255,.16);border:1px solid rgba(122,92,255,.34);
}

/* 尾部 CTA */
.cta-band{
  background:var(--grad);border-radius:var(--r-lg);padding:42px;
  display:flex;align-items:center;justify-content:space-between;gap:28px;flex-wrap:wrap;
  box-shadow:var(--sh-neon);
}
.cta-band h2{font-size:clamp(20px,2.8vw,28px);font-weight:700;color:#fff;line-height:1.35;}
.cta-band p{color:rgba(255,255,255,.86);font-size:15px;margin-top:10px;max-width:560px;}
.cta-band .btn{background:#0A0714;color:#fff;}
.cta-band .btn:hover{background:#fff;color:#2A1360;transform:translateY(-2px);box-shadow:0 14px 34px rgba(0,0,0,.32);}

/* 页脚 */
.site-footer{position:relative;background:#060410;padding:56px 0 0;margin-top:88px;}
.site-footer::before{
  content:"";position:absolute;left:0;right:0;top:0;height:1px;
  background:linear-gradient(90deg,#7A5CFF,#C13BFF,#21E6C1);
}
.footer-grid{display:grid;grid-template-columns:1.7fr 1fr 1fr 1.2fr;gap:32px;padding-bottom:40px;}
.footer-brand .logo{margin-bottom:16px;}
.footer-desc{color:var(--text-2);font-size:14px;line-height:1.75;max-width:320px;}
.footer-badge{
  display:inline-flex;align-items:center;gap:8px;margin-top:16px;
  padding:5px 12px;border-radius:var(--r-pill);font-size:12px;font-weight:600;
  color:var(--cyan);background:rgba(33,230,193,.08);border:1px solid rgba(33,230,193,.35);
}
.dot-live{width:8px;height:8px;border-radius:50%;background:var(--cyan);animation:live 2s ease-in-out infinite;}
@keyframes live{0%,100%{opacity:1;}50%{opacity:.32;}}
.footer-col h4{font-size:15px;font-weight:600;color:#fff;margin-bottom:16px;}
.footer-col a,.footer-col p{display:block;font-size:14px;color:var(--text-2);margin-bottom:10px;line-height:1.7;}
.footer-col a:hover{color:#fff;}
.footer-bottom{
  border-top:1px solid var(--line);padding:20px 0 28px;
  text-align:center;font-size:13px;color:var(--text-2);
}

/* 回到顶部 */
.to-top{
  position:fixed;right:24px;bottom:24px;width:48px;height:48px;border-radius:50%;
  background:var(--grad);color:#fff;display:grid;place-items:center;
  box-shadow:var(--sh-cta);opacity:0;visibility:hidden;
  transition:opacity var(--ease),visibility var(--ease),transform var(--ease);z-index:50;
}
.to-top.is-visible{opacity:1;visibility:visible;}
.to-top:hover{transform:translateY(-3px);box-shadow:var(--sh-cta-h);}

/* 入场 */
.fade-up{animation:fadeUp .4s ease-out both;}
@keyframes fadeUp{from{opacity:0;transform:translateY(8px);}to{opacity:1;transform:none;}}
@media (prefers-reduced-motion:reduce){
  *{animation-duration:.001ms !important;transition-duration:.001ms !important;}
  .fade-up{animation:none;}
}

@media (max-width:1024px){
  .container{padding:0 24px;}
  .section{padding:64px 0;}
  .nav{display:none;}
  .menu-toggle{display:grid;}
  .grid-3{grid-template-columns:repeat(2,1fr);}
  .article-body{padding:36px;}
  .footer-grid{grid-template-columns:1fr 1fr;}
}
@media (max-width:768px){
  .section{padding:44px 0;}
  .header-inner{height:56px;}
  .header-actions .btn-cta{display:none;}
  .logo-text{font-size:15px;}
  .countdown-bar{height:40px;}
  .countdown-bar .container{gap:10px;}
  .cd-text{display:none;}
  .grid-3{grid-template-columns:1fr;}
  .article-hero{padding:18px 0 34px;}
  .article-section{padding:36px 0 48px;}
  .article-body{padding:24px 20px;border-radius:var(--r-md);}
  .article-body p,.article-body ul,.article-body ol{font-size:16px;}
  .cta-band{padding:28px 22px;}
  .cta-band .btn{width:100%;}
  .site-footer{margin-top:56px;}
  .to-top{width:44px;height:44px;right:16px;bottom:16px;}
}
@media (max-width:520px){
  .container{padding:0 18px;}
  .footer-grid{grid-template-columns:1fr;gap:26px;}
  .cd-btn{padding:0 10px;font-size:12px;}
  .cd-num{font-size:13px;padding:2px 6px;}
}

/* roulang page: category1 */
:root{
  --bg:#08060F;
  --surface:#100C1D;
  --surface-2:#0B0817;
  --card:#171227;
  --card-2:#141024;
  --line:rgba(255,255,255,.08);
  --text:#F2EFFA;
  --muted:#A79FC4;
  --purple:#7A5CFF;
  --magenta:#C13BFF;
  --cyan:#21E6C1;
  --warn:#FFB020;
  --danger:#FF5A6E;
  --grad:linear-gradient(100deg,#7A5CFF,#C13BFF);
  --r-lg:22px;
  --r-md:18px;
  --r-sm:14px;
  --r-pill:999px;
  --r-img:16px;
  --sh-card:0 12px 28px rgba(6,4,14,.45);
  --sh-hover:0 20px 44px rgba(10,6,24,.6);
  --sh-neon:0 0 0 1px rgba(122,92,255,.35),0 8px 26px rgba(193,59,255,.32);
  --sh-btn:0 10px 24px rgba(122,92,255,.38);
  --sh-btn-hover:0 14px 34px rgba(193,59,255,.5);
  --t:.22s ease-out;
  --font:"HarmonyOS Sans SC","PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
  --mono:"Barlow Condensed","DIN Alternate",ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:var(--font);
  font-size:16px;
  line-height:1.75;
  letter-spacing:.01em;
  overflow-x:hidden;
}
img{max-width:100%;display:block;border:0}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit;border:0;background:none;cursor:pointer}
input,select,textarea{font:inherit}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4,h5,p{margin:0}
:focus-visible{outline:2px solid var(--cyan);outline-offset:2px;border-radius:6px}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 32px}
.section{padding:88px 0}
.section--tight{padding:64px 0}

/* 倒计时条 */
.topbar{
  position:sticky;
  top:0;
  z-index:70;
  background:linear-gradient(90deg,#150F2B,#1C1436 50%,#150F2B);
  border-bottom:1px solid rgba(255,255,255,.06);
}
.topbar-inner{
  display:flex;
  align-items:center;
  gap:14px;
  height:44px;
}
.tag-limit{
  flex:none;
  font-size:12px;
  font-weight:700;
  letter-spacing:.02em;
  color:var(--warn);
  border:1px solid rgba(255,176,32,.55);
  border-radius:var(--r-pill);
  padding:2px 10px;
  line-height:1.5;
}
.topbar-note{
  flex:1 1 auto;
  min-width:0;
  font-size:13px;
  color:var(--muted);
  white-space:nowrap;
  overflow:hidden;
  text-overflow:ellipsis;
}
.clock{display:flex;align-items:center;gap:6px;flex:none}
.clock-unit{
  font-family:var(--mono);
  font-size:14px;
  letter-spacing:.06em;
  color:var(--warn);
  background:#1A1330;
  border-radius:8px;
  padding:3px 8px;
  box-shadow:inset 0 1px 0 rgba(255,255,255,.06);
}
.topbar-btn{
  flex:none;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  min-height:30px;
  padding:0 14px;
  border-radius:var(--r-pill);
  background:var(--cyan);
  color:#08060F;
  font-size:13px;
  font-weight:700;
  transition:background var(--t),color var(--t),transform var(--t);
}
.topbar-btn:hover{background:var(--grad);color:#fff;transform:translateY(-1px)}

/* 顶栏导航 */
.site-header{
  position:sticky;
  top:44px;
  z-index:60;
  background:rgba(8,6,15,.82);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
}
.site-header::after{
  content:"";
  position:absolute;
  left:0;right:0;bottom:0;
  height:1px;
  background:linear-gradient(90deg,#7A5CFF,#C13BFF 50%,#21E6C1);
  opacity:.5;
  transition:opacity var(--t);
}
.site-header.is-scrolled::after{opacity:1}
.header-inner{display:flex;align-items:center;gap:20px;height:64px}
.logo{display:flex;align-items:center;gap:10px;flex:none}
.logo-mark{
  width:34px;height:34px;
  display:grid;place-items:center;
  border-radius:10px;
  background:var(--grad);
  color:#fff;
  font-size:17px;
  font-weight:800;
  box-shadow:0 6px 16px rgba(122,92,255,.45);
}
.logo-text{font-size:16px;font-weight:700;white-space:nowrap}
.nav{display:flex;align-items:center;gap:4px;margin-left:6px}
.nav-link{
  position:relative;
  padding:8px 12px;
  border-radius:10px;
  font-size:15px;
  color:var(--muted);
  transition:color var(--t);
}
.nav-link::after{
  content:"";
  position:absolute;
  left:12px;right:12px;bottom:2px;
  height:2px;
  border-radius:2px;
  background:var(--grad);
  opacity:0;
  transform:scaleX(.4);
  transition:opacity var(--t),transform var(--t);
}
.nav-link:hover{color:#fff}
.nav-link:hover::after{opacity:.6;transform:scaleX(1)}
.nav-link.is-active{color:#fff}
.nav-link.is-active::after{opacity:1;transform:scaleX(1);box-shadow:0 0 12px #7A5CFF}
.header-actions{margin-left:auto;display:flex;align-items:center;gap:10px}
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  min-height:46px;
  padding:0 26px;
  border-radius:var(--r-pill);
  font-size:15px;
  font-weight:600;
  line-height:1;
  border:1px solid transparent;
  transition:transform var(--t),box-shadow var(--t),background var(--t),color var(--t),border-color var(--t),filter var(--t);
}
.btn-primary{background:var(--grad);color:#fff;box-shadow:var(--sh-btn)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:var(--sh-btn-hover);filter:brightness(1.06)}
.btn-primary:active{transform:translateY(1px);box-shadow:0 6px 14px rgba(122,92,255,.3)}
.btn-cyan{background:var(--cyan);color:#08060F;box-shadow:0 10px 24px rgba(33,230,193,.28)}
.btn-cyan:hover{background:var(--grad);color:#fff;transform:translateY(-2px);box-shadow:var(--sh-btn-hover)}
.btn-ghost{background:transparent;border-color:rgba(122,92,255,.6);color:#CFC6FF}
.btn-ghost:hover{background:rgba(122,92,255,.12)}
.btn-light{background:#FFFFFF;color:#1A1526;box-shadow:0 10px 24px rgba(6,4,14,.32)}
.btn-light:hover{background:#08060F;color:#fff;transform:translateY(-2px)}
.btn-outline-light{background:transparent;border-color:rgba(255,255,255,.7);color:#fff}
.btn-outline-light:hover{background:rgba(255,255,255,.16)}
.btn-sm{min-height:38px;padding:0 18px;font-size:14px}
.btn:disabled,.btn[aria-disabled="true"]{opacity:.45;cursor:not-allowed;transform:none;box-shadow:none}
.nav-toggle{
  display:none;
  width:44px;height:44px;
  border-radius:12px;
  border:1px solid var(--line);
  background:rgba(23,18,39,.8);
  padding:0;
  place-items:center;
  gap:4px;
}
.nav-toggle span{display:block;width:18px;height:2px;border-radius:2px;background:#fff;margin:3px auto}
.nav-toggle:hover{border-color:rgba(122,92,255,.5)}

/* 移动抽屉 */
.drawer-mask{
  position:fixed;
  inset:0;
  background:rgba(0,0,0,.62);
  opacity:0;
  pointer-events:none;
  transition:opacity var(--t);
  z-index:90;
}
.drawer-mask.is-open{opacity:1;pointer-events:auto}
.drawer{
  position:fixed;
  top:0;right:0;bottom:0;
  width:82vw;
  max-width:340px;
  background:#0E0A1C;
  border-left:1px solid var(--line);
  padding:22px 20px;
  transform:translateX(100%);
  transition:transform .26s ease-out;
  z-index:95;
  display:flex;
  flex-direction:column;
  gap:6px;
  overflow-y:auto;
}
.drawer.is-open{transform:translateX(0)}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:10px}
.drawer-close{width:40px;height:40px;border-radius:12px;border:1px solid var(--line);font-size:20px;line-height:1;color:var(--muted)}
.drawer-close:hover{color:#fff;border-color:rgba(122,92,255,.5)}
.drawer-link{
  display:flex;
  align-items:center;
  min-height:48px;
  padding:0 14px;
  border-radius:14px;
  color:var(--muted);
  font-size:15px;
  border:1px solid transparent;
  transition:color var(--t),background var(--t),border-color var(--t);
}
.drawer-link:hover{color:#fff;background:rgba(122,92,255,.12)}
.drawer-link.is-active{color:#fff;background:rgba(122,92,255,.16);border-color:rgba(122,92,255,.45)}
.drawer .btn{margin-top:14px;width:100%}

/* 页头 */
.page-head{position:relative;overflow:hidden;padding:58px 0 46px;background:var(--surface-2)}
.page-head-bg{
  position:absolute;inset:0;
  background-image:url('/assets/images/backpic/back-1.png');
  background-size:cover;
  background-position:center;
  opacity:.45;
}
.page-head::after{
  content:"";
  position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(8,6,15,.5),rgba(8,6,15,.96));
}
.page-head-inner{position:relative;z-index:2}
.breadcrumb{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--muted);margin-bottom:18px;flex-wrap:wrap}
.breadcrumb a{color:var(--muted);transition:color var(--t)}
.breadcrumb a:hover{color:var(--cyan)}
.breadcrumb .sep{opacity:.5}
.breadcrumb .current{color:#fff}
.page-head h1{
  font-size:clamp(28px,4.6vw,46px);
  font-weight:800;
  line-height:1.25;
  letter-spacing:-.01em;
  max-width:16em;
}
.page-lead{
  margin-top:18px;
  max-width:720px;
  font-size:17px;
  color:var(--muted);
  line-height:1.75;
}
.head-facts{
  display:flex;
  gap:14px;
  margin-top:26px;
  flex-wrap:wrap;
}
.head-facts li{
  display:flex;
  align-items:baseline;
  gap:8px;
  padding:10px 16px;
  border-radius:var(--r-sm);
  background:rgba(23,18,39,.72);
  border:1px solid var(--line);
}
.head-facts .num{
  font-family:var(--mono);
  font-size:20px;
  color:var(--cyan);
  letter-spacing:.04em;
}
.head-facts .lbl{font-size:13px;color:var(--muted)}

/* 锚点标签 */
.chips-wrap{background:var(--surface-2);border-bottom:1px solid var(--line)}
.chips{
  display:flex;
  gap:10px;
  padding:16px 0;
  overflow-x:auto;
  scrollbar-width:none;
}
.chips::-webkit-scrollbar{display:none}
.chip{
  flex:none;
  padding:8px 16px;
  border-radius:var(--r-pill);
  border:1px solid var(--line);
  color:var(--muted);
  font-size:14px;
  transition:color var(--t),border-color var(--t),box-shadow var(--t),background var(--t);
}
.chip:hover{color:#fff;border-color:rgba(122,92,255,.45);background:rgba(122,92,255,.08)}
.chip.is-active{
  color:#fff;
  border-color:rgba(122,92,255,.9);
  background:rgba(122,92,255,.14);
  box-shadow:0 0 0 1px rgba(122,92,255,.35),0 8px 26px rgba(193,59,255,.22);
}

/* 板块标题 */
.section-head{
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  gap:20px;
  margin-bottom:32px;
  flex-wrap:wrap;
}
.section-head h2{
  font-size:clamp(22px,3.2vw,34px);
  font-weight:700;
  line-height:1.3;
  letter-spacing:-.01em;
}
.section-sub{margin-top:10px;font-size:15px;color:var(--muted);max-width:640px}
.count-chip{
  flex:none;
  font-family:var(--mono);
  font-size:14px;
  letter-spacing:.04em;
  color:var(--cyan);
  border:1px solid rgba(33,230,193,.35);
  background:rgba(33,230,193,.1);
  border-radius:var(--r-pill);
  padding:5px 14px;
}

/* 列表卡片 */
.list-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}
.list-card{
  display:flex;
  gap:18px;
  padding:18px;
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  box-shadow:var(--sh-card);
  transition:transform var(--t),border-color var(--t),box-shadow var(--t);
}
.list-card:hover{transform:translateY(-4px);border-color:rgba(122,92,255,.45);box-shadow:var(--sh-hover)}
.lc-media{
  flex:none;
  width:196px;
  aspect-ratio:4/3;
  border-radius:var(--r-img);
  overflow:hidden;
  background:linear-gradient(135deg,rgba(122,92,255,.28),rgba(193,59,255,.18));
}
.lc-media img{width:100%;height:100%;object-fit:cover;transition:transform var(--t)}
.list-card:hover .lc-media img{transform:scale(1.04)}
.lc-body{min-width:0;display:flex;flex-direction:column}
.lc-tags{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:10px}
.badge{
  font-size:12px;
  font-weight:600;
  letter-spacing:.02em;
  padding:3px 10px;
  border-radius:var(--r-pill);
  background:rgba(122,92,255,.15);
  border:1px solid rgba(122,92,255,.35);
  color:#CFC6FF;
}
.badge-cyan{background:rgba(33,230,193,.12);border-color:rgba(33,230,193,.35);color:#8CF3E0}
.lc-title{font-size:18px;font-weight:600;line-height:1.45;margin-bottom:8px}
.lc-title a{transition:color var(--t)}
.lc-excerpt{
  font-size:14px;
  line-height:1.68;
  color:var(--muted);
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
}
.lc-meta{
  margin-top:auto;
  padding-top:12px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  font-size:13px;
  color:var(--muted);
  border-top:1px solid var(--line);
}
.link-arrow{display:inline-flex;align-items:center;gap:4px;color:#CFC6FF;font-weight:600;font-size:13px}
.link-arrow span{transition:transform var(--t)}
.link-arrow:hover span{transform:translateX(3px)}
.link-arrow:hover{color:#fff}

/* 分页 */
.pager{display:flex;align-items:center;justify-content:center;gap:8px;margin-top:36px;flex-wrap:wrap}
.pager-btn{
  min-width:44px;
  height:44px;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  padding:0 14px;
  border-radius:var(--r-sm);
  border:1px solid var(--line);
  background:rgba(23,18,39,.7);
  color:var(--muted);
  font-family:var(--mono);
  font-size:14px;
  transition:color var(--t),border-color var(--t),background var(--t),transform var(--t);
}
.pager-btn:hover{color:#fff;border-color:rgba(122,92,255,.5);transform:translateY(-2px)}
.pager-btn.is-current{
  color:#fff;
  background:var(--grad);
  border-color:transparent;
  box-shadow:var(--sh-btn);
}

/* CTA 卡 */
.cta-card{
  position:relative;
  overflow:hidden;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:28px;
  padding:40px 44px;
  border-radius:var(--r-lg);
  background:var(--grad);
  box-shadow:var(--sh-neon);
}
.cta-card::after{
  content:"";
  position:absolute;
  right:-60px;top:-60px;
  width:260px;height:260px;
  border-radius:50%;
  background:radial-gradient(circle,rgba(255,255,255,.28),transparent 68%);
  pointer-events:none;
}
.cta-text{position:relative;z-index:2;max-width:620px}
.cta-text h2{font-size:clamp(22px,3.2vw,32px);font-weight:700;line-height:1.3;color:#fff}
.cta-text p{margin-top:12px;font-size:15px;line-height:1.7;color:rgba(255,255,255,.88)}
.cta-actions{position:relative;z-index:2;display:flex;align-items:center;gap:12px;flex-wrap:wrap;flex:none}

/* 页脚 */
.site-footer{
  background:#060410;
  border-top:1px solid var(--line);
  padding-top:64px;
  margin-top:0;
}
.site-footer::before{
  content:"";
  display:block;
  height:1px;
  margin-top:-65px;
  background:linear-gradient(90deg,transparent,#7A5CFF,#C13BFF,#21E6C1,transparent);
  opacity:.7;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.6fr 1fr 1fr 1.2fr;
  gap:32px;
  padding-bottom:44px;
}
.footer-brand .logo{margin-bottom:16px}
.footer-desc{font-size:14px;line-height:1.7;color:var(--muted);max-width:320px}
.footer-badge{
  display:inline-flex;
  align-items:center;
  gap:8px;
  margin-top:18px;
  padding:6px 14px;
  border-radius:var(--r-pill);
  border:1px solid rgba(33,230,193,.35);
  background:rgba(33,230,193,.1);
  color:#8CF3E0;
  font-size:12px;
  font-weight:600;
}
.dot-live{
  width:8px;height:8px;border-radius:50%;
  background:var(--cyan);
  animation:breath 2s ease-in-out infinite;
}
@keyframes breath{0%,100%{opacity:1}50%{opacity:.35}}
.footer-col h4{font-size:15px;font-weight:600;margin-bottom:16px;color:#fff}
.footer-col a,.footer-col p{
  display:block;
  font-size:14px;
  line-height:1.9;
  color:var(--muted);
  transition:color var(--t);
}
.footer-col a:hover{color:var(--cyan)}
.footer-bottom{
  border-top:1px solid var(--line);
  padding:20px 0 26px;
  text-align:center;
  font-size:13px;
  color:var(--muted);
}

/* 回到顶部 */
.to-top{
  position:fixed;
  right:24px;bottom:24px;
  width:48px;height:48px;
  border-radius:50%;
  display:grid;place-items:center;
  background:var(--card);
  border:1px solid rgba(122,92,255,.5);
  color:#fff;
  font-size:18px;
  opacity:0;
  pointer-events:none;
  transform:translateY(8px);
  transition:opacity var(--t),transform var(--t),box-shadow var(--t);
  z-index:80;
}
.to-top.is-visible{opacity:1;pointer-events:auto;transform:translateY(0)}
.to-top:hover{box-shadow:var(--sh-neon)}

/* 入场动画 */
.fade-up{opacity:0;transform:translateY(8px);animation:fadeUp .4s ease-out forwards}
@keyframes fadeUp{to{opacity:1;transform:translateY(0)}}
.fade-up.d1{animation-delay:.06s}
.fade-up.d2{animation-delay:.12s}
.fade-up.d3{animation-delay:.18s}

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

/* 响应式 */
@media (max-width:1024px){
  .container{padding:0 24px}
  .section{padding:64px 0}
  .list-grid{grid-template-columns:1fr}
  .lc-media{width:240px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px}
}
@media (max-width:768px){
  .container{padding:0 18px}
  .section{padding:44px 0}
  .header-inner{height:56px;gap:12px}
  .nav{display:none}
  .nav-toggle{display:grid}
  .header-actions .btn-sm{display:none}
  .site-header{top:40px}
  .topbar-inner{height:40px;gap:10px}
  .topbar-note{display:none}
  .topbar-btn{padding:0 12px;font-size:12px}
  .clock-unit{font-size:13px;padding:2px 7px}
  .logo-text{font-size:14px}
  .page-head{padding:40px 0 36px}
  .page-head h1{max-width:none}
  .page-lead{font-size:15px}
  .head-facts{gap:10px;margin-top:20px}
  .head-facts li{padding:8px 12px}
  .head-facts .num{font-size:18px}
  .list-card{flex-direction:column;gap:14px;padding:14px}
  .lc-media{width:100%;aspect-ratio:16/10}
  .list-grid{gap:14px}
  .cta-card{flex-direction:column;align-items:flex-start;padding:28px 22px;gap:20px}
  .cta-actions{width:100%}
  .cta-actions .btn{flex:1 1 auto}
  .footer-grid{grid-template-columns:1fr;gap:26px;padding-bottom:32px}
  .to-top{width:44px;height:44px;right:16px;bottom:16px}
}
@media (max-width:520px){
  .page-head h1{font-size:26px}
  .section-head{flex-direction:column;align-items:flex-start;gap:12px}
  .pager{gap:6px}
  .pager-btn{min-width:42px;padding:0 10px}
  .list-card h3,.lc-title{font-size:17px}
}

/* roulang page: category2 */
:root{
  --bg:#08060F;
  --surface:#100C1D;
  --card:#171227;
  --field:#12102A;
  --deep:#060410;
  --text:#F2EFFA;
  --muted:#A79FC4;
  --line:rgba(255,255,255,.08);
  --line-strong:rgba(122,92,255,.45);
  --purple:#7A5CFF;
  --magenta:#C13BFF;
  --cyan:#21E6C1;
  --amber:#FFB020;
  --danger:#FF5A6E;
  --grad:linear-gradient(100deg,#7A5CFF,#C13BFF);
  --grad-line:linear-gradient(90deg,#7A5CFF,#C13BFF,#21E6C1);
  --r-lg:22px;
  --r-md:18px;
  --r-sm:14px;
  --r-img:16px;
  --r-pill:999px;
  --shadow-card:0 12px 28px rgba(6,4,14,.45);
  --shadow-hover:0 20px 44px rgba(10,6,24,.6);
  --shadow-neon:0 0 0 1px rgba(122,92,255,.35),0 8px 26px rgba(193,59,255,.32);
  --shadow-cta:0 10px 24px rgba(122,92,255,.38);
  --font-sans:"HarmonyOS Sans SC","PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
  --font-num:"Barlow Condensed","DIN Alternate",ui-monospace,SFMono-Regular,Menlo,monospace;
  --sec:88px;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:var(--font-sans);
  font-size:16px;
  line-height:1.75;
  color:var(--text);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block;border:0}
a{color:inherit;text-decoration:none}
button,input,select,textarea{font:inherit;color:inherit}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4,p{margin:0}
h1{font-size:clamp(26px,4.6vw,46px);font-weight:800;line-height:1.25;letter-spacing:-.01em}
h2{font-size:clamp(22px,3.2vw,34px);font-weight:700;line-height:1.3}
h3{font-size:19px;font-weight:600;line-height:1.4}
h4{font-size:16px;font-weight:600}
:focus-visible{outline:2px solid var(--cyan);outline-offset:2px;border-radius:6px}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 32px}
.grad-text{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}

/* ---------- 倒计时条 ---------- */
.ticker{
  position:sticky;top:0;z-index:60;
  background:rgba(12,9,26,.94);
  backdrop-filter:blur(12px);
  border-bottom:1px solid var(--line);
}
.ticker-inner{display:flex;align-items:center;gap:14px;min-height:44px;padding-top:5px;padding-bottom:5px}
.ticker-tag{
  display:inline-flex;align-items:center;gap:6px;flex:0 0 auto;
  font-size:12px;font-weight:600;letter-spacing:.02em;
  color:var(--amber);border:1px solid rgba(255,176,32,.5);
  border-radius:var(--r-pill);padding:3px 12px;
  background:rgba(255,176,32,.08);
}
.ticker-text{color:var(--muted);font-size:14px;flex:1 1 auto;min-width:0;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.ticker-clock{display:flex;align-items:center;gap:6px;flex:0 0 auto}
.tick-num{
  font-family:var(--font-num);font-size:14px;font-weight:600;letter-spacing:.02em;
  background:#1A1330;color:#fff;border-radius:8px;padding:3px 9px;
  box-shadow:inset 0 1px 0 rgba(255,255,255,.06);
  min-width:38px;text-align:center;
}
.tick-sep{color:var(--amber);font-weight:700}
.ticker .btn{min-height:32px;padding:0 16px;font-size:13px}

/* ---------- 顶栏 ---------- */
.site-header{
  position:sticky;top:44px;z-index:55;
  background:rgba(8,6,15,.82);
  backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);
}
.site-header::after{
  content:"";position:absolute;left:0;right:0;bottom:-1px;height:1px;
  background:var(--grad-line);opacity:.5;transition:opacity .22s ease-out;
}
.site-header.is-scrolled::after{opacity:1}
.header-inner{display:flex;align-items:center;gap:24px;min-height:64px}
.logo{display:inline-flex;align-items:center;gap:11px;flex:0 0 auto}
.logo-mark{
  width:34px;height:34px;border-radius:11px;background:var(--grad);
  display:grid;place-items:center;color:#fff;font-weight:800;font-size:17px;
  box-shadow:0 0 0 1px rgba(255,255,255,.16),0 6px 18px rgba(122,92,255,.45);
}
.logo-text{font-size:16px;font-weight:700;letter-spacing:.01em;white-space:nowrap}
.nav{display:flex;align-items:center;gap:26px;margin-left:8px;flex:1 1 auto}
.nav-link{
  position:relative;color:var(--muted);font-size:15px;padding:20px 2px;
  transition:color .22s ease-out;white-space:nowrap;
}
.nav-link::after{
  content:"";position:absolute;left:50%;right:50%;bottom:14px;height:2px;
  background:var(--grad);border-radius:2px;opacity:0;
  transition:left .22s ease-out,right .22s ease-out,opacity .22s ease-out;
}
.nav-link:hover{color:#fff}
.nav-link:hover::after{left:18%;right:18%;opacity:.6}
.nav-link.is-active{color:#fff;font-weight:600}
.nav-link.is-active::after{left:0;right:0;opacity:1;box-shadow:0 0 12px #7A5CFF}
.header-actions{display:flex;align-items:center;gap:12px;flex:0 0 auto}
.nav-toggle{
  display:none;width:44px;height:44px;border:1px solid var(--line);border-radius:12px;
  background:rgba(255,255,255,.03);cursor:pointer;
  align-items:center;justify-content:center;flex-direction:column;gap:5px;
}
.nav-toggle span{display:block;width:18px;height:2px;border-radius:2px;background:var(--text);transition:transform .22s ease-out,opacity .22s ease-out}
.nav-toggle.is-open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.nav-toggle.is-open span:nth-child(2){opacity:0}
.nav-toggle.is-open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:46px;padding:0 26px;border-radius:var(--r-pill);
  font-size:15px;font-weight:600;border:0;cursor:pointer;
  transition:transform .22s ease-out,box-shadow .22s ease-out,background .22s ease-out,color .22s ease-out,filter .22s ease-out;
}
.btn-primary{background:var(--grad);color:#fff;box-shadow:var(--shadow-cta)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 14px 34px rgba(193,59,255,.5);filter:brightness(1.06)}
.btn-primary:active{transform:translateY(1px);box-shadow:0 6px 16px rgba(122,92,255,.32)}
.btn-ghost{background:transparent;border:1px solid rgba(122,92,255,.6);color:#CFC6FF}
.btn-ghost:hover{background:rgba(122,92,255,.12);transform:translateY(-2px)}
.btn-ghost:active{transform:translateY(1px)}
.btn-cta{background:var(--cyan);color:#08060F;min-width:112px}
.btn-cta:hover{background:var(--grad);color:#fff}
.btn-text{
  display:inline-flex;align-items:center;gap:6px;background:none;border:0;padding:0;
  color:#CFC6FF;font-size:14px;font-weight:600;cursor:pointer;
  transition:color .22s ease-out;
}
.btn-text .arrow{transition:transform .22s ease-out}
.btn-text:hover{color:#fff}
.btn-text:hover .arrow{transform:translateX(3px)}
.btn[disabled],.btn.is-disabled{opacity:.45;cursor:not-allowed;transform:none!important;box-shadow:none!important}

/* ---------- 面包屑 ---------- */
.breadcrumb{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--muted);padding-top:30px;flex-wrap:wrap}
.breadcrumb a{color:var(--muted);transition:color .22s ease-out}
.breadcrumb a:hover{color:var(--cyan)}
.breadcrumb .sep{opacity:.5}
.breadcrumb [aria-current]{color:var(--text);font-weight:600}

/* ---------- 页面头部 ---------- */
.page-head{padding:26px 0 0}
.page-head h1{margin-bottom:16px}
.page-head .lede{color:var(--muted);font-size:16px;max-width:760px;line-height:1.8}
.badge-row{display:flex;gap:14px;flex-wrap:wrap;margin-top:26px}
.badge{
  display:flex;flex-direction:column;gap:2px;min-width:130px;
  background:var(--card);border:1px solid rgba(122,92,255,.35);
  border-radius:var(--r-md);padding:14px 18px;box-shadow:var(--shadow-card);
  transition:transform .22s ease-out,border-color .22s ease-out,box-shadow .22s ease-out;
}
.badge:hover{transform:translateY(-4px);border-color:var(--line-strong);box-shadow:var(--shadow-hover)}
.badge-num{font-family:var(--font-num);font-size:26px;font-weight:700;line-height:1.1;letter-spacing:-.01em;color:#fff}
.badge-num .unit{font-size:14px;color:var(--muted);margin-left:3px;font-family:var(--font-sans)}
.badge-label{font-size:12px;color:var(--muted);letter-spacing:.02em}
.badge.is-live .badge-num{color:var(--cyan)}
.dot-live{
  display:inline-block;width:8px;height:8px;border-radius:50%;background:var(--cyan);
  margin-right:6px;box-shadow:0 0 10px rgba(33,230,193,.85);
  animation:pulse 2s ease-in-out infinite;
}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.35}}

/* ---------- 宽幅图位 ---------- */
.wide-banner{padding:38px 0 0}
.hero-wide{
  position:relative;border-radius:var(--r-lg);overflow:hidden;
  border:1px solid var(--line);aspect-ratio:21/9;background:var(--card);
  box-shadow:var(--shadow-card);
}
.hero-wide img{width:100%;height:100%;object-fit:cover;transition:transform .6s ease-out}
.hero-wide:hover img{transform:scale(1.03)}
.hero-wide::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(8,6,15,.12) 0%,rgba(8,6,15,.60) 58%,rgba(8,6,15,.94) 100%);
}
.hero-wide-caption{
  position:absolute;left:28px;right:28px;bottom:24px;z-index:2;
  display:flex;align-items:flex-end;justify-content:space-between;gap:18px;flex-wrap:wrap;
}
.hero-wide-caption h2{font-size:clamp(19px,2.4vw,26px);margin-bottom:6px}
.hero-wide-caption p{color:#CFC6FF;font-size:14px;line-height:1.7;max-width:620px}
.tag{
  display:inline-flex;align-items:center;gap:6px;
  font-size:12px;font-weight:600;letter-spacing:.02em;
  padding:4px 12px;border-radius:var(--r-pill);
  background:rgba(33,230,193,.1);border:1px solid rgba(33,230,193,.45);color:var(--cyan);
  white-space:nowrap;
}
.tag.is-purple{background:rgba(122,92,255,.12);border-color:rgba(122,92,255,.5);color:#CFC6FF}

/* ---------- 板块通用 ---------- */
.section{padding-top:var(--sec)}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:32px;flex-wrap:wrap}
.section-head .sub{color:var(--muted);font-size:14px;margin-top:10px;max-width:620px}

/* ---------- 图墙 ---------- */
.wall{columns:3;column-gap:20px}
.wall-item{
  position:relative;display:block;break-inside:avoid;margin-bottom:20px;
  border-radius:var(--r-md);overflow:hidden;border:1px solid var(--line);
  background:var(--card);box-shadow:var(--shadow-card);
  transition:transform .22s ease-out,border-color .22s ease-out,box-shadow .22s ease-out;
}
.wall-item:hover{transform:translateY(-4px);border-color:var(--line-strong);box-shadow:var(--shadow-hover)}
.wall-media{position:relative;overflow:hidden;background:linear-gradient(120deg,rgba(122,92,255,.18),rgba(193,59,255,.18))}
.wall-media img{width:100%;height:100%;object-fit:cover;transition:transform .22s ease-out}
.wall-item:hover .wall-media img{transform:scale(1.04)}
.ratio-43{aspect-ratio:4/3}
.ratio-11{aspect-ratio:1/1}
.ratio-169{aspect-ratio:16/10}
.wall-overlay{
  position:absolute;left:0;right:0;bottom:0;padding:40px 18px 16px;z-index:2;
  background:linear-gradient(180deg,rgba(8,6,15,0) 0%,rgba(8,6,15,.86) 60%,rgba(8,6,15,.96) 100%);
  opacity:.92;transition:opacity .22s ease-out;
}
.wall-item:hover .wall-overlay{opacity:1}
.wall-overlay h3{font-size:15px;line-height:1.45;color:#fff;margin-bottom:8px}
.wall-meta{display:flex;align-items:center;gap:8px;flex-wrap:wrap}
.wall-note{padding:0 18px 18px;color:var(--muted);font-size:13.5px;line-height:1.7}

/* ---------- 对照区 ---------- */
.compare{display:grid;grid-template-columns:1fr 1fr;gap:24px}
.compare-col{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:26px;box-shadow:var(--shadow-card);
  transition:transform .22s ease-out,box-shadow .22s ease-out;
}
.compare-col:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover)}
.compare-col.is-cyan{border-color:rgba(33,230,193,.42);box-shadow:0 0 0 1px rgba(33,230,193,.12),var(--shadow-card)}
.compare-col.is-purple{border-color:rgba(122,92,255,.48);box-shadow:0 0 0 1px rgba(122,92,255,.14),var(--shadow-card)}
.compare-col h3{margin-bottom:8px}
.compare-col>.col-desc{color:var(--muted);font-size:14px;line-height:1.7;margin-bottom:18px}
.compare-item{
  background:var(--field);border:1px solid var(--line);border-radius:var(--r-sm);
  padding:15px 18px;margin-bottom:12px;transition:border-color .22s ease-out,transform .22s ease-out;
}
.compare-item:last-child{margin-bottom:0}
.compare-item:hover{border-color:var(--line-strong);transform:translateX(3px)}
.compare-item h4{margin-bottom:4px}
.compare-item p{color:var(--muted);font-size:13.5px;line-height:1.7}

/* ---------- FAQ ---------- */
.faq-list{max-width:860px}
.faq-item{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-img);
  margin-bottom:12px;overflow:hidden;transition:border-color .22s ease-out;
}
.faq-item.is-open{border-color:var(--line-strong);box-shadow:0 0 0 1px rgba(122,92,255,.18)}
.faq-q{
  width:100%;display:flex;align-items:center;gap:14px;text-align:left;
  background:none;border:0;cursor:pointer;padding:16px 20px 16px 18px;
  min-height:56px;color:var(--text);font-size:16px;font-weight:600;
  transition:color .22s ease-out;
}
.faq-q::before{
  content:"";flex:0 0 auto;width:4px;align-self:stretch;min-height:24px;border-radius:4px;
  background:rgba(255,255,255,.12);transition:background .22s ease-out,box-shadow .22s ease-out;
}
.faq-item.is-open .faq-q::before{background:var(--grad);box-shadow:0 0 12px rgba(193,59,255,.6)}
.faq-q .q-text{flex:1 1 auto}
.faq-plus{
  flex:0 0 auto;width:22px;height:22px;position:relative;transition:transform .22s ease-out;
}
.faq-plus::before,.faq-plus::after{
  content:"";position:absolute;background:var(--muted);border-radius:2px;
  transition:background .22s ease-out;
}
.faq-plus::before{left:0;right:0;top:10px;height:2px}
.faq-plus::after{top:0;bottom:0;left:10px;width:2px}
.faq-item.is-open .faq-plus{transform:rotate(45deg)}
.faq-item.is-open .faq-plus::before,.faq-item.is-open .faq-plus::after{background:var(--cyan)}
.faq-a{
  max-height:0;overflow:hidden;background:#141024;
  transition:max-height .3s ease-out;
}
.faq-a-inner{padding:6px 22px 20px 40px;color:#C9C2E0;font-size:15px;line-height:1.8}
.faq-item.is-open .faq-a{max-height:320px}

/* ---------- CTA ---------- */
.cta-card{
  position:relative;overflow:hidden;border-radius:var(--r-lg);
  background:linear-gradient(115deg,rgba(122,92,255,.92),rgba(193,59,255,.86));
  padding:42px 40px;display:flex;align-items:center;justify-content:space-between;gap:28px;flex-wrap:wrap;
  box-shadow:0 20px 50px rgba(122,92,255,.35);
}
.cta-card::before{
  content:"";position:absolute;inset:0;
  background:radial-gradient(600px 220px at 88% 12%,rgba(33,230,193,.28),transparent 70%);
  pointer-events:none;
}
.cta-copy{position:relative;z-index:2;max-width:620px}
.cta-copy h2{color:#fff;margin-bottom:10px}
.cta-copy p{color:rgba(255,255,255,.9);font-size:15px;line-height:1.8}
.cta-actions{position:relative;z-index:2;display:flex;align-items:center;gap:14px;flex-wrap:wrap}
.cta-actions .btn-light{background:#08060F;color:#fff;box-shadow:0 10px 24px rgba(6,4,14,.4)}
.cta-actions .btn-light:hover{transform:translateY(-2px);background:#100C1D}
.cta-actions .btn-line{background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.6);color:#fff}
.cta-actions .btn-line:hover{background:rgba(255,255,255,.2);transform:translateY(-2px)}

/* ---------- 表单 ---------- */
.form-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:28px;max-width:560px;box-shadow:var(--shadow-card);
}
.field{margin-bottom:16px}
.field label{display:block;font-size:14px;font-weight:600;margin-bottom:8px}
.field .hint{font-size:13px;color:var(--muted);margin-top:6px}
.field input,.field select,.field textarea{
  width:100%;min-height:46px;background:var(--field);color:var(--text);
  border:1px solid rgba(255,255,255,.1);border-radius:var(--r-sm);
  padding:11px 14px;font-size:15px;outline:none;
  transition:border-color .22s ease-out,box-shadow .22s ease-out;
}
.field textarea{min-height:96px;resize:vertical;line-height:1.7}
.field input:focus,.field select:focus,.field textarea:focus{
  border-color:var(--purple);box-shadow:0 0 0 3px rgba(122,92,255,.18);
}
.form-success{
  display:flex;align-items:center;gap:10px;color:var(--cyan);font-size:15px;font-weight:600;
  padding:14px 0;
}

/* ---------- 页脚 ---------- */
.site-footer{
  margin-top:var(--sec);background:var(--deep);
  border-top:1px solid transparent;
  background-image:linear-gradient(var(--deep),var(--deep)),var(--grad-line);
  background-origin:border-box;background-clip:padding-box,border-box;
  padding:56px 0 26px;
}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:32px}
.footer-brand .logo{margin-bottom:14px}
.footer-desc{color:var(--muted);font-size:14px;line-height:1.8;margin-bottom:16px;max-width:320px}
.footer-badge{
  display:inline-flex;align-items:center;gap:2px;font-size:13px;color:var(--cyan);
  border:1px solid rgba(33,230,193,.4);background:rgba(33,230,193,.08);
  border-radius:var(--r-pill);padding:5px 14px;
}
.footer-col h4{font-size:15px;margin-bottom:16px}
.footer-col a,.footer-col p{display:block;color:var(--muted);font-size:14px;line-height:1.9;margin-bottom:8px;transition:color .22s ease-out}
.footer-col a:hover{color:var(--cyan)}
.footer-bottom{
  margin-top:38px;padding-top:20px;border-top:1px solid var(--line);
  text-align:center;font-size:13px;color:var(--muted);
}

/* ---------- 返回顶部 ---------- */
.back-top{
  position:fixed;right:24px;bottom:24px;width:48px;height:48px;border-radius:50%;
  background:var(--grad);color:#fff;border:0;cursor:pointer;
  display:grid;place-items:center;box-shadow:var(--shadow-cta);
  opacity:0;visibility:hidden;transform:translateY(8px);
  transition:opacity .22s ease-out,transform .22s ease-out,visibility .22s;
  z-index:70;
}
.back-top.is-visible{opacity:1;visibility:visible;transform:none}
.back-top:hover{transform:translateY(-3px);box-shadow:0 14px 34px rgba(193,59,255,.5)}

/* ---------- 抽屉 ---------- */
.drawer-mask{
  position:fixed;inset:0;background:rgba(0,0,0,.62);z-index:85;
  opacity:0;visibility:hidden;transition:opacity .22s ease-out,visibility .22s;
}
.drawer-mask.is-open{opacity:1;visibility:visible}
.drawer{
  position:fixed;top:0;right:0;bottom:0;width:82vw;max-width:340px;z-index:90;
  background:#0D0A1A;border-left:1px solid var(--line);
  transform:translateX(100%);transition:transform .22s ease-out;
  padding:22px;display:flex;flex-direction:column;
}
.drawer.is-open{transform:none}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:18px}
.drawer-close{
  width:44px;height:44px;border-radius:12px;border:1px solid var(--line);
  background:rgba(255,255,255,.03);cursor:pointer;color:var(--text);font-size:20px;line-height:1;
  display:grid;place-items:center;
}
.drawer .nav-link{
  display:flex;align-items:center;height:48px;padding:0 12px;border-radius:12px;
  color:var(--muted);font-size:15px;
}
.drawer .nav-link::after{display:none}
.drawer .nav-link.is-active{
  color:#fff;background:rgba(122,92,255,.14);border:1px solid rgba(122,92,255,.4);
}
.drawer .btn{margin-top:16px;width:100%}

/* ---------- 入场动画 ---------- */
.fade-up{opacity:0;transform:translateY(8px);animation:fadeUp .4s ease-out forwards}
@keyframes fadeUp{to{opacity:1;transform:none}}
.d1{animation-delay:.05s}
.d2{animation-delay:.1s}
.d3{animation-delay:.15s}

/* ---------- 响应式 ---------- */
@media (max-width:1280px){
  .container{padding:0 28px}
}
@media (max-width:1024px){
  :root{--sec:64px}
  .container{padding:0 24px}
  .nav{gap:18px}
  .nav-link{font-size:14px}
  .wall{columns:2}
  .footer-grid{grid-template-columns:1.4fr 1fr 1fr;gap:26px}
}
@media (max-width:900px){
  .nav,.header-actions .btn-cta{display:none}
  .nav-toggle{display:flex}
}
@media (max-width:768px){
  :root{--sec:48px}
  .container{padding:0 18px}
  .ticker-inner{min-height:40px;gap:10px}
  .ticker-text{display:none}
  .site-header{top:40px}
  .header-inner{min-height:56px;gap:14px}
  .logo-text{font-size:15px}
  .compare{grid-template-columns:1fr;gap:16px}
  .wall{columns:2;column-gap:14px}
  .wall-item{margin-bottom:14px}
  .section-head{margin-bottom:22px}
  .cta-card{padding:30px 22px}
  .badge-row{gap:12px;overflow-x:auto;flex-wrap:nowrap;padding-bottom:6px;-webkit-overflow-scrolling:touch}
  .badge{min-width:128px;flex:0 0 auto}
  .hero-wide{aspect-ratio:16/9}
  .hero-wide-caption{left:18px;right:18px;bottom:16px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:24px}
  .faq-q{font-size:15px;padding:15px 16px 15px 14px;min-height:52px}
  .faq-a-inner{padding:4px 18px 18px 32px}
  .back-top{width:44px;height:44px;right:16px;bottom:16px}
}
@media (max-width:560px){
  .wall{columns:1}
  .footer-grid{grid-template-columns:1fr}
  h1{font-size:clamp(26px,7.2vw,32px)}
  .badge-num{font-size:23px}
  .cta-actions{width:100%}
  .cta-actions .btn{width:100%}
  .form-card{padding:20px}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important}
  html{scroll-behavior:auto}
  .fade-up{opacity:1;transform:none}
}