:root{
  --bg:#F2EEE3; --panel:#FCFBF6; --side:#232220; --line:#E4DFD1;
  --ink:#26241F; --muted:#8A8578; --up:#C0392B; --down:#1E7D5A;
  --sage:#C6D2AE; --amber:#E9C878; --lilac:#C9C4E2; --gold:#B08D57;
  --barg:#E9E3D2; --bard:#2B2A26;
  --r-lg:22px; --r-md:16px; --r-sm:11px;
}
*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--ink);
  font-family:"PingFang SC","Microsoft YaHei","Hiragino Sans GB",system-ui,sans-serif;
  -webkit-font-smoothing:antialiased}
a{text-decoration:none;color:inherit}
button{font-family:inherit}

/* ============ 框架：侧边栏 + 主区 ============ */
.shell{display:flex;min-height:100vh}
.side{width:232px;flex:none;background:var(--side);color:#EDEAE0;
  position:sticky;top:0;height:100vh;display:flex;flex-direction:column;
  padding:30px 22px 22px;border-radius:0 26px 26px 0}
.logo{display:flex;align-items:center;gap:12px;margin-bottom:30px}
.coin{width:44px;height:44px;flex:none;border-radius:50%;background:var(--gold);
  display:flex;align-items:center;justify-content:center;box-shadow:0 0 0 5px rgba(176,141,87,.16)}
.logo .name{font-size:16px;font-weight:800;letter-spacing:.06em;line-height:1.25}
.logo .name span{display:block;font-size:10.5px;font-weight:600;color:#8E897C;
  letter-spacing:.22em;margin-top:3px}

.nav{display:flex;flex-direction:column;gap:6px}
.nav a{display:flex;align-items:center;gap:12px;padding:11px 13px;border-radius:12px;
  font-size:14px;color:#B9B4A6;position:relative;transition:background .16s,color .16s}
.nav a svg{flex:none;opacity:.85}
.nav a:hover{background:#2E2C28;color:#EDEAE0}
.nav a.on{background:#33302A;color:#fff;font-weight:700}
.nav a.on::before{content:"";position:absolute;left:-22px;top:50%;transform:translateY(-50%);
  width:4px;height:22px;border-radius:0 4px 4px 0;background:var(--gold)}

.side-foot{margin-top:auto;font-size:11.5px;line-height:1.8;color:#77736A;
  border-top:1px solid #34322D;padding-top:14px}

.main{flex:1;min-width:0;padding:32px 42px 56px}

/* ============ 顶栏 ============ */
.topbar{display:flex;align-items:flex-end;justify-content:space-between;gap:16px;
  flex-wrap:wrap;margin-bottom:26px}
.topbar h1{margin:0;font-size:27px;font-weight:800;letter-spacing:.02em}
.topbar .sub{display:block;margin-top:5px;font-size:13px;color:var(--muted);font-weight:400}
.topbar .clock{font-size:13px;color:var(--muted);background:var(--panel);
  border:1px solid var(--line);border-radius:999px;padding:8px 16px}

/* ============ 三张彩色入口卡 ============ */
.cards3{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:18px;margin-bottom:22px}
.mcard{position:relative;display:block;border-radius:var(--r-lg);padding:20px 22px 18px;
  min-height:158px;transition:transform .18s ease,box-shadow .18s ease}
.mcard:hover{transform:translateY(-3px);box-shadow:0 14px 30px rgba(38,36,31,.10)}
.mcard .k{display:flex;align-items:center;gap:8px;font-size:13.5px;font-weight:700;opacity:.75}
.mcard .big{font-size:34px;font-weight:800;letter-spacing:-.01em;margin:10px 0 2px;line-height:1.1}
.mcard .info{font-size:12.5px;opacity:.62;margin-top:2px}
.mcard .time{margin-top:12px;padding-top:10px;border-top:1px solid rgba(38,36,31,.10);
  font-size:11px;opacity:.55}
.mcard .go{position:absolute;right:20px;top:20px;font-size:12px;font-weight:700;opacity:.6}
.mcard.sage{background:var(--sage);color:#2C3324}
.mcard.amber{background:var(--amber);color:#3A2E14}
.mcard.lilac{background:var(--lilac);color:#2D2A40}
.mcard .spark{position:absolute;right:20px;bottom:16px;opacity:.9}

/* ============ 通用白色面板 ============ */
.panel{background:var(--panel);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:22px 24px;margin-bottom:20px}
.panel-head{display:flex;align-items:baseline;justify-content:space-between;gap:14px;
  flex-wrap:wrap;margin-bottom:8px}
.panel-head h2{margin:0;font-size:17px;font-weight:800}
.panel-head .r{font-size:12.5px;color:var(--muted)}

/* ============ 卡片页图库 ============ */
.gallery{display:grid;grid-template-columns:repeat(auto-fill,minmax(232px,1fr));gap:18px}
.gallery figure{margin:0;background:#fff;border-radius:var(--r-md);overflow:hidden;
  border:1px solid var(--line)}
.gallery img{display:block;width:100%;height:auto}
.gallery figcaption{padding:10px 12px;font-size:13px;color:var(--muted);
  display:flex;justify-content:space-between;align-items:center}
.gallery figcaption a{color:var(--gold);font-size:12.5px}
.bar{display:flex;align-items:center;gap:12px;margin-bottom:18px;flex-wrap:wrap}
.btn{display:inline-block;background:var(--bard);color:#F2EFE4;border-radius:10px;
  padding:9px 17px;font-size:13.5px;border:1px solid var(--bard);cursor:pointer;
  transition:filter .15s}
.btn:hover{filter:brightness(1.12)}
.btn.ghost{background:transparent;color:var(--ink);border-color:var(--line)}
.btn.ghost:hover{background:rgba(38,36,31,.05)}

/* ============ 后台管理 ============ */
.stat{display:grid;grid-template-columns:repeat(auto-fit,minmax(160px,1fr));gap:14px}
.stat div{background:#F6F2E7;border:1px solid var(--line);border-radius:var(--r-md);padding:14px 16px}
.stat span{display:block;font-size:12px;color:var(--muted);margin-bottom:6px}
.stat b{font-size:19px;font-weight:800;letter-spacing:-.01em;word-break:break-all}
.stat b.ok{color:var(--down)} .stat b.warn{color:var(--up)}
.acts{display:flex;gap:10px;flex-wrap:wrap;margin-top:18px}
.logbox{background:#232220;color:#D8D4C8;border-radius:var(--r-md);padding:16px 18px;
  font-family:"SF Mono",Menlo,Consolas,monospace;font-size:12.5px;line-height:1.8;
  white-space:pre-wrap;word-break:break-all;max-height:340px;overflow:auto;margin:0}
.toast{position:fixed;left:50%;bottom:32px;transform:translateX(-50%) translateY(12px);
  background:#232220;color:#F2EFE4;font-size:13.5px;padding:11px 22px;border-radius:12px;
  opacity:0;pointer-events:none;transition:opacity .22s,transform .22s;z-index:99}
.toast.show{opacity:1;transform:translateX(-50%) translateY(0)}

/* ============ 响应式 ============ */
@media (max-width:920px){
  .side{width:200px;padding:24px 16px 18px}
  .main{padding:26px 24px 44px}
}
@media (max-width:720px){
  .shell{flex-direction:column}
  .side{position:static;width:auto;height:auto;flex-direction:column;
    border-radius:0 0 22px 22px;padding:16px 16px 10px}
  .logo{margin-bottom:12px}
  .coin{width:36px;height:36px}
  .nav{flex-direction:row;overflow-x:auto;gap:4px;padding-bottom:2px}
  .nav a{white-space:nowrap;padding:9px 12px;font-size:13px}
  .nav a.on::before{left:50%;top:auto;bottom:-2px;transform:translateX(-50%);
    width:22px;height:3px;border-radius:4px}
  .side-foot{display:none}
  .main{padding:20px 16px 40px}
  .topbar h1{font-size:22px}
  .mcard{min-height:0}
  .mcard .big{font-size:29px}
  .gallery{grid-template-columns:1fr;gap:14px}
}