:root{
  --brand:#f0b90b; /* 币安黄 */
  --bg:#0a0e17;
  --panel:#121a2a;
  --text:#e6e6e6;
  --muted:#9aa4b2;
  --ok:#10b981;
  --warn:#f59e0b;
  --danger:#ef4444;
  --radius:16px;
  --shadow:0 6px 24px rgba(0,0,0,.25);
  --maxw:1200px;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0;background:linear-gradient(135deg,#0a0e17,#131a2a);color:var(--text);font:16px/1.6 system-ui,-apple-system,Segoe UI,Roboto,Ubuntu,"PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif}
a{color:var(--brand);text-decoration:none}
a:hover{text-decoration:underline}
.container{max-width:var(--maxw);margin:auto;padding:24px}

/* 顶部导航 */
header{position:sticky;top:0;z-index:50;background:rgba(10,14,23,.8);backdrop-filter:blur(8px);border-bottom:1px solid #1f2a44}
.nav{display:flex;align-items:center;gap:16px;justify-content:space-between}
.logo{display:flex;align-items:center;gap:10px;font-weight:700}
.logo img{width:100%;height:100%}
nav ul{display:flex;gap:18px;list-style:none;margin:0;padding:0;flex-wrap:wrap}
nav a{padding:10px 8px;border-radius:10px}
nav a:hover{background:#18233a}
.cta{display:inline-flex;align-items:center;gap:8px;background:var(--brand);color:#111;padding:10px 14px;border-radius:12px;font-weight:700;box-shadow:var(--shadow)}

/* 英雄区 */
/* —— 新增：英雄区右侧图片容器 —— */
.hero-inner{display:grid;grid-template-columns:1.25fr .9fr;gap:24px;align-items:center}
.hero-text{}
.hero-media{background:#0f1726;border:1px solid #1d2945;border-radius:16px;padding:12px;display:flex;align-items:center;justify-content:center;min-height:260px}
.hero-media img{max-width:100%;height:auto;border-radius:12px}
@media (max-width:960px){.hero-inner{grid-template-columns:1fr}}

.hero{padding:40px 0 20px}
.hero h1{font-size:clamp(22px,4vw,38px);margin:8px 0 12px}
.hero p{color:var(--muted);max-width:800px}
.badges{display:flex;gap:12px;flex-wrap:wrap;margin-top:16px}
.badge{background:#16233a;border:1px solid #22304f;padding:6px 10px;border-radius:999px;color:#cbd5e1;font-size:13px}

/* 区块通用 */
section{margin:40px 0;background:linear-gradient(180deg,#0e1422 0%,#10182a 100%);border:1px solid #1f2a44;border-radius:var(--radius);box-shadow:var(--shadow)}
section>.section-header{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:18px 20px;border-bottom:1px solid #1f2a44}
section>.section-header h2{margin:0;font-size:20px}
.section-body{padding:20px}

/* 介绍区 */
.grid{display:grid;gap:18px}
.grid.cols-2{grid-template-columns:repeat(2,1fr)}
.feature{background:#0f1726;border:1px solid #1d2945;border-radius:14px;padding:16px}
.feature h3{margin:0 0 6px;font-size:16px}
.feature p{margin:0;color:#aab3c2}

/* 截图滑块（原生滚动+snap） */
.slider-wrap{position:relative}
.slider{display:flex;gap:16px;overflow:auto;padding-bottom:8px;scroll-snap-type:x mandatory}
.slide{min-width:280px;max-width:340px;scroll-snap-align:center;background:#0f1726;border:1px solid #1d2945;border-radius:14px}
.slide img{display:block;width:100%;height:auto;border-radius:14px}
.slider-actions{display:flex;gap:10px;justify-content:flex-end;margin-top:10px}
.btn{background:#17233a;border:1px solid #22304f;color:#e2e8f0;padding:8px 12px;border-radius:10px}
.btn:hover{filter:brightness(1.08)}

/* 下载卡片 */
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.card{background:#0f1726;border:1px solid #1d2945;border-radius:16px;padding:18px;display:flex;flex-direction:column;gap:10px}
.card h3{margin:0}
.meta{display:grid;grid-template-columns:1fr 1fr;gap:8px}
.meta div{background:#0e1524;border:1px dashed #233052;border-radius:12px;padding:10px}
.rating{display:flex;align-items:center;gap:8px}
.stars{--v:96%;position:relative;width:96px;height:18px;background:repeating-linear-gradient(90deg,#25324d 0 19px,#25324d 19px 20px);border-radius:4px;overflow:hidden}
.stars::before{content:"";position:absolute;inset:0;width:var(--v);background:repeating-linear-gradient(90deg,#f0b90b 0 19px,#f0b90b 19px 20px)}
.actions{display:flex;flex-wrap:wrap;gap:10px;margin-top:6px}
.download{background:var(--brand);color:#111;padding:10px 14px;border-radius:12px;font-weight:700}
.ghost{background:#18233a;color:#e2e8f0;border:1px solid #22304f;padding:10px 14px;border-radius:12px}
.note{color:#93a4b8;font-size:13px}

/* FAQ */
details{background:#0f1726;border:1px solid #1d2945;border-radius:12px;padding:12px}
details+details{margin-top:12px}
summary{cursor:pointer;font-weight:600}
details p{margin:8px 0 0;color:#aab3c2}

/* 公告 */
.news{display:grid;gap:12px}
.news article{background:#0f1726;border:1px solid #1d2945;border-radius:14px;padding:14px}
.news h3{margin:0 0 6px;font-size:16px}
.date{color:#93a4b8;font-size:13px}

/* 页脚 */
footer{margin:24px 0;color:#9aa4b2;text-align:center}

/* 响应式 */
@media (max-width: 960px){
  .grid.cols-2{grid-template-columns:1fr}
  .cards{grid-template-columns:1fr}
  nav ul{display:none}
}

body{padding-bottom:calc(96px + env(safe-area-inset-bottom));}
.adbar{position:fixed;left:0;right:0;bottom:0;z-index:999;background:rgba(10,14,23,.96);backdrop-filter:blur(10px);border-top:1px solid #1f2a44}
.adbar-inner{max-width:var(--maxw);margin:0 auto;display:flex;align-items:center;justify-content:space-between;gap:12px;padding:10px 24px;padding-bottom:calc(10px + env(safe-area-inset-bottom))}
.adbar-brand{display:flex;align-items:center;gap:10px}
.adbar-brand img{width:100%;height:100%;border-radius:8px}
.adbar-cta{display:flex;align-items:center;gap:10px;flex-wrap:wrap}
.adbar .btn{background:#17233a;border:1px solid #22304f;color:#e2e8f0;padding:10px 14px;border-radius:12px}
.adbar .btn-primary{background:var(--brand);color:#111;border:0;font-weight:700}
@media (max-width:480px){.adbar-text{display:none}.cta{display:inline-flex;align-items:center;gap:8px;background:var(--brand);color:#111;padding:8px 10px;border-radius:10px;font-weight:700;box-shadow:var(--shadow)}.logo img{width:50%;height:50%}}
/* 广告条文字介绍（新增） */
.adbar-desc{flex:1;text-align:center;color:#cbd5e1;font-size:14px;line-height:1.4}
.adbar-desc b{color:var(--brand)}
.adbar-desc-sm{display:none}
@media (max-width:720px){.adbar-desc{font-size:12px;padding:0 4px}}
@media (max-width:480px){.adbar-desc-lg{display:none}.adbar-desc-sm{display:inline}.adbar-brand img{width:60%;height:60%;border-radius:8px}}