/* 交易所详情页样式（exchange.php） */
:root{
    --font:"IBM Plex Sans","SF Pro Display","Helvetica Neue","Segoe UI",Roboto,"PingFang SC","HarmonyOS Sans SC","Hiragino Sans GB","Microsoft YaHei UI","Microsoft YaHei",Arial,sans-serif;
    --brand:#e6ac00;--brand-3:#f0cd66;--brand-soft:rgba(230,172,0,.10);
    --text-1:#09090b;--text-2:#71717a;--text-3:#a1a1aa;
    --bg:#fff;--bg-soft:#f5f5f5;--bg-alt:#f8f8f8;--line:#efefef;
    --up:#16a34a;--up-soft:rgba(22,163,74,.12);--down:#e5484d;--radius:12px;
}
*{box-sizing:border-box;margin:0;padding:0}
body{font-family:var(--font);background:var(--bg);color:var(--text-1);-webkit-font-smoothing:antialiased}
a{color:inherit;text-decoration:none}
button,input{font:inherit}
.container{width:min(1152px,calc(100% - 48px));margin:0 auto}

/* 顶栏（与排行榜一致） */
.header{height:60px;position:sticky;top:0;z-index:100;background:rgba(255,255,255,.82);-webkit-backdrop-filter:saturate(180%) blur(14px);backdrop-filter:saturate(180%) blur(14px);border-bottom:1px solid var(--line)}
.header-inner{height:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;width:min(1440px,calc(100% - 48px));margin:0 auto}
.logo{display:flex;align-items:center}
.logo-img{height:30px;width:auto;display:block}
.nav{display:flex;align-items:center;gap:26px;font-size:14px;font-weight:500}
.nav a:hover,.nav a.on{color:var(--brand)}

.crumb{padding-top:22px;color:var(--text-3);font-size:13px}
.crumb a:hover{color:var(--brand)}
.crumb span{margin:0 6px}

/* 交易所头部 */
.ex-head{display:flex;align-items:center;gap:16px;padding:22px 0 8px}
.ex-logo{flex:none;width:56px;height:56px;border-radius:14px;overflow:hidden;background:var(--bg-soft);display:flex;align-items:center;justify-content:center;font-size:22px;font-weight:800;color:var(--brand)}
.ex-logo img{width:100%;height:100%;display:block}
.ex-head h1{font-size:30px;font-weight:800;letter-spacing:-.5px}
.ex-head .tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:6px}
.tag{display:inline-flex;align-items:center;height:24px;padding:0 10px;border-radius:999px;background:var(--bg-soft);color:var(--text-2);font-size:12px;font-weight:500}
.tag.good{background:var(--up-soft);color:var(--up)}

.stats{display:grid;grid-template-columns:repeat(6,1fr);margin-top:18px;border:1px solid var(--line);border-radius:var(--radius);background:#fff}
.stat{padding:14px 18px;border-left:1px solid var(--line);min-width:0}
.stat:first-child{border-left:0}
.stat small{display:block;color:var(--text-2);font-size:12px}
.stat strong{display:block;margin-top:4px;font-size:18px;font-weight:700;font-variant-numeric:tabular-nums;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.trust{display:inline-block;vertical-align:middle;width:44px;height:5px;margin-left:6px;border-radius:3px;background:var(--bg-soft);overflow:hidden}
.trust i{display:block;height:100%;border-radius:3px}
.trust.good i{background:var(--up)}.trust.mid i{background:var(--brand)}.trust.bad i{background:var(--down)}

/* 简介 */
.box{margin-top:20px;border:1px solid var(--line);border-radius:var(--radius);background:#fff;overflow:hidden}
.box-head{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:16px 22px;border-bottom:1px solid var(--line);flex-wrap:wrap}
.box-head h2{font-size:17px;font-weight:700}
.box-head small{color:var(--text-3);font-size:12px}
.intro{padding:18px 22px 20px;font-size:15px;line-height:1.9;color:#27272a}
.intro blockquote{margin-top:14px;padding:12px 16px;border-left:3px solid var(--brand-3);border-radius:0 8px 8px 0;background:var(--bg-alt);color:var(--text-2);font-size:14px;line-height:1.8}
.facts{display:flex;flex-wrap:wrap;gap:8px 22px;margin-top:14px;color:var(--text-2);font-size:13px}
.facts b{color:var(--text-1);font-weight:600;margin-left:6px;word-break:break-all}

/* 币种价格表 */
.search{width:220px;max-width:100%;height:34px;padding:0 14px 0 34px;border:1px solid transparent;border-radius:999px;outline:none;font-size:13px;
    background:var(--bg-soft) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='14' height='14' viewBox='0 0 24 24' fill='none' stroke='%23a1a1aa' stroke-width='2.2' stroke-linecap='round'%3E%3Ccircle cx='11' cy='11' r='7'/%3E%3Cpath d='m20 20-3.5-3.5'/%3E%3C/svg%3E") no-repeat 12px center}
.search:focus{background-color:#fff;border-color:var(--brand)}
.xr{display:grid;grid-template-columns:52px 1.8fr 1.2fr 1.4fr 1.4fr 1.4fr;gap:14px;align-items:center;padding:11px 22px;border-top:1px solid var(--line);font-size:14px;font-variant-numeric:tabular-nums;transition:background .15s}
.xr>span:nth-child(n+3){text-align:right;white-space:nowrap}
#xrows .xr:hover{background:rgba(230,172,0,.05)}
.xr[hidden]{display:none}
.xh{border-top:0;background:var(--bg-alt);color:var(--text-3);font-size:12px;font-weight:500;padding-top:10px;padding-bottom:10px}
.rk i{font-style:normal;display:inline-flex;align-items:center;justify-content:center;min-width:22px;height:22px;border-radius:6px;color:var(--text-2);font-size:12px;font-weight:600}
#xrows .xr:nth-child(1) .rk i{background:#f5c33b;color:#fff}
#xrows .xr:nth-child(2) .rk i{background:#b8bec8;color:#fff}
#xrows .xr:nth-child(3) .rk i{background:#d59a6a;color:#fff}
.coin{display:flex;align-items:center;gap:10px;min-width:0}
a.coin:hover b{color:var(--brand)}
.coin b{font-weight:600;white-space:nowrap}
.coin small{color:var(--text-3);font-size:12px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;min-width:0}
.ico{flex:none;width:28px;height:28px;border-radius:50%;overflow:hidden;display:flex;align-items:center;justify-content:center;font-style:normal}
.ico img{display:block;width:100%;height:100%}
.ico.txt{background:var(--brand-soft);color:#a87c00;font-size:12px;font-weight:800}
.live{flex:none;width:6px;height:6px;border-radius:50%;background:var(--up);box-shadow:0 0 0 3px var(--up-soft)}
.p{font-weight:700}
.bv{color:var(--text-2);font-size:13px}
.sh{display:flex;align-items:center;justify-content:flex-end;gap:10px}
.sh b{font-weight:500;min-width:52px;text-align:right}
.bar{flex:1;max-width:96px;height:6px;border-radius:3px;background:var(--bg-alt);overflow:hidden}
.bar em{display:block;height:100%;border-radius:3px;background:linear-gradient(90deg,var(--brand-3),var(--brand))}
.m2{display:none}
.empty{padding:48px;text-align:center;color:var(--text-3)}
.pending{padding:10px 22px;border-top:1px solid var(--line);background:var(--brand-soft);color:#8a6500;font-size:13px}
.no-match{display:none;padding:36px;text-align:center;color:var(--text-3)}
.source{margin:14px 0 0;font-size:12.5px;color:var(--text-3);line-height:1.8}

footer{margin-top:72px;padding:28px 0;border-top:1px solid var(--line);color:var(--text-2);font-size:13px}
.footer-inner{display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap}

@media(max-width:900px){
    .stats{grid-template-columns:repeat(3,1fr)}
    .stat:nth-child(4){border-left:0}
    .stat:nth-child(n+4){border-top:1px solid var(--line)}
}
@media(max-width:680px){
    .header-inner,.container{width:calc(100% - 32px)}
    .nav{gap:16px;font-size:13px}
    .ex-head h1{font-size:24px}
    .ex-logo{width:48px;height:48px;border-radius:12px}
    .stat{padding:12px 12px}
    .stat strong{font-size:16px}
    .box{margin-left:-16px;margin-right:-16px;border-left:0;border-right:0;border-radius:0}
    .box-head{padding:14px 16px}
    .intro{padding:16px;font-size:14px}
    .search{width:100%}
    /* 手机端两行：排名 | 币种 | 价格 / 成交额 · 占比 */
    .xr{grid-template-columns:22px minmax(0,1fr) auto;grid-template-areas:"rk coin p" "rk m2 m2";column-gap:10px;row-gap:4px;padding:11px 16px;font-size:13px}
    .rk{grid-area:rk;align-self:start}
    .rk i{min-width:18px;height:18px;font-size:11px;border-radius:5px;margin-top:4px}
    .coin{grid-area:coin}
    .p{grid-area:p;font-size:15px}
    .bv,.qv,.sh{display:none}
    .m2{grid-area:m2;display:block;padding-left:38px;color:var(--text-2);font-size:12px;white-space:nowrap;text-align:left!important}
    .xh{grid-template-areas:"rk coin p"}
    .xh>span:nth-child(n+4){display:none}
    .xh>span:first-child{font-size:0}
    .xh>span:first-child::after{content:"#";font-size:12px}
}

/* 顶栏导航：圆角胶囊按钮（图标 + 文字），当前页金色高亮；手机上只显示图标 */
.nav{gap:10px}
.nav a{
    display:inline-flex;
    align-items:center;
    gap:6px;
    height:38px;
    padding:0 14px 0 12px;
    border:1px solid var(--line);
    border-radius:999px;
    background:#fff;
    color:var(--text-1);
    font-size:14px;
    font-weight:500;
    transition:border-color .2s,color .2s,background .2s;
}
.nav a svg{width:17px;height:17px;flex:none}
.nav a:hover{border-color:var(--brand-3);color:var(--brand);background:var(--brand-soft)}
.nav a.on{border-color:var(--brand);color:#8a6500;background:var(--brand-soft)}

@media(max-width:680px){
    .nav{gap:10px}
    .nav a{width:38px;padding:0;justify-content:center}
    .nav a span{display:none}
}