/* 基础样式：设计变量、重置、登录页、整体框架、通用组件 */
:root{
  --yzw-red:#9E2B25; --yzw-red-deep:#7C1F1B; --yzw-gold:#C9A15A; --yzw-gold-light:#E8D5B0;
  --yzw-ivory:#FAF6EF; --yzw-ink:#2B2723; --yzw-sub:#7D766B; --yzw-line:#E9E2D4;
  --yzw-success:#2F9E6E; --yzw-warning:#D98A3D; --yzw-danger:#C0392B; --yzw-info:#3B6FD4;
  --yzw-font-display:"Noto Serif SC","Songti SC","SimSun",serif;
  --yzw-font-body:-apple-system,"PingFang SC","Microsoft YaHei",sans-serif;
  --yzw-radius-s:6px; --yzw-radius-m:10px; --yzw-radius-l:14px;
  --yzw-shadow-card:0 1px 4px rgba(43,39,35,.05); --yzw-shadow-pop:0 8px 24px rgba(43,39,35,.12);
  --yzw-sidebar-w:220px; --yzw-topbar-h:56px;
}
*{margin:0;padding:0;box-sizing:border-box}
body{font-family:var(--yzw-font-body);background:var(--yzw-ivory);color:var(--yzw-ink);font-size:14px;line-height:1.65;-webkit-font-smoothing:antialiased}
h1,h2,h3,.serif{font-family:var(--yzw-font-display)}
::-webkit-scrollbar{width:8px;height:8px}::-webkit-scrollbar-thumb{background:#d8d0be;border-radius:4px}

/* 登录页 */
#login-screen{position:fixed;inset:0;display:flex;align-items:center;justify-content:center;
  background:linear-gradient(135deg,#1f1a17 0%,#33231f 50%,#4a1f1a 100%);z-index:100}
#login-screen::before{content:'';position:absolute;right:-120px;top:-120px;width:420px;height:420px;border-radius:50%;
  background:radial-gradient(circle,rgba(201,161,90,.25) 0%,transparent 70%)}
#login-screen::after{content:'';position:absolute;left:-100px;bottom:-100px;width:360px;height:360px;border-radius:50%;
  background:radial-gradient(circle,rgba(158,43,37,.28) 0%,transparent 70%)}
.login-card{background:#fff;border-radius:var(--yzw-radius-l);padding:40px 44px;width:min(420px,92vw);box-shadow:0 20px 60px rgba(0,0,0,.35);position:relative;z-index:1}
.login-card .seal{width:56px;height:56px;border-radius:14px;background:linear-gradient(135deg,var(--yzw-red),var(--yzw-red-deep));
  display:flex;align-items:center;justify-content:center;font-family:var(--yzw-font-display);font-size:26px;color:var(--yzw-gold-light);
  box-shadow:0 6px 16px rgba(158,43,37,.35);margin-bottom:14px}
.login-card .brand{font-family:var(--yzw-font-display);font-size:26px;font-weight:700;color:var(--yzw-red-deep);letter-spacing:2px}
.login-card .brand small{display:block;font-size:11px;letter-spacing:4px;color:var(--yzw-gold);margin-top:2px}
.login-card .form-row{margin-top:14px}
.login-card input{width:100%;border:1px solid var(--yzw-line);border-radius:8px;padding:11px 14px;font-size:14px;font-family:var(--yzw-font-body);transition:.15s}
.login-card input:focus{outline:none;border-color:var(--yzw-gold);box-shadow:0 0 0 3px rgba(201,161,90,.15)}
.login-err{color:var(--yzw-danger);font-size:12.5px;min-height:18px;margin-top:8px}
.cap-row{display:flex;gap:10px;align-items:center}
.cap-row img{height:44px;width:130px;border:1px solid var(--yzw-line);border-radius:8px;cursor:pointer;background:#FBF9F4;object-fit:cover}
.cap-row #cap-math{display:none;min-width:110px;height:44px;line-height:44px;text-align:center;border:1px solid var(--yzw-line);
  border-radius:8px;background:#FBF9F4;cursor:pointer;font-weight:700;color:var(--yzw-red-deep);font-size:16px}

/* 框架 */
#app-shell{display:none;min-height:100vh}
.side{position:fixed;left:0;top:0;bottom:0;width:var(--yzw-sidebar-w);background:#2B2118;color:rgba(255,255,255,.85);display:flex;flex-direction:column;z-index:50}
.side .logo{padding:20px 20px 16px;font-family:var(--yzw-font-display);font-size:20px;font-weight:700;color:var(--yzw-gold);letter-spacing:2px}
.side .logo small{display:block;font-family:var(--yzw-font-body);font-size:10px;letter-spacing:3px;color:rgba(255,255,255,.4);margin-top:3px;font-weight:400}
.side nav{flex:1;padding:6px 12px;overflow-y:auto}
.nav-item{display:flex;align-items:center;gap:10px;padding:10px 14px;border-radius:8px;font-size:13.5px;color:rgba(255,255,255,.62);cursor:pointer;margin-bottom:2px;transition:.15s;border-left:3px solid transparent}
.nav-item:hover{background:rgba(255,255,255,.06);color:#fff}
.nav-item.on{background:rgba(201,161,90,.16);color:var(--yzw-gold);font-weight:600;border-left-color:var(--yzw-gold)}
.side .who{padding:14px 18px;border-top:1px solid rgba(255,255,255,.08);font-size:12px;color:rgba(255,255,255,.55)}
.side .who b{color:#fff;display:block;font-size:13px}
.side .who .out{color:var(--yzw-gold);cursor:pointer;font-size:11px;margin-top:4px;display:inline-block}
.main{margin-left:var(--yzw-sidebar-w);min-height:100vh;display:flex;flex-direction:column}
.topbar{height:var(--yzw-topbar-h);background:#fff;border-bottom:1px solid var(--yzw-line);display:flex;align-items:center;gap:14px;padding:0 24px;position:sticky;top:0;z-index:40}
.topbar .pg{font-size:16px;font-weight:700;font-family:var(--yzw-font-display)}
.topbar .crumb{font-size:12px;color:var(--yzw-sub)}
.topbar .sp{flex:1}
.topbar .avatar{width:32px;height:32px;border-radius:50%;background:var(--yzw-red);color:#fff;display:flex;align-items:center;justify-content:center;font-size:13px;font-weight:600}
.content{padding:22px 24px 90px;max-width:1500px;width:100%;margin:0 auto}

/* 组件 */
.card{background:#fff;border:1px solid var(--yzw-line);border-radius:var(--yzw-radius-l);padding:20px 22px;box-shadow:var(--yzw-shadow-card);margin-bottom:16px;transition:box-shadow .2s}
.card:hover{box-shadow:0 3px 12px rgba(43,39,35,.08)}
.card h3{font-size:15px;margin-bottom:12px;display:flex;align-items:center;gap:8px}
.card h3 .en{font-size:10px;color:var(--yzw-sub);font-family:var(--yzw-font-body);letter-spacing:1px;font-weight:400}
.cat-bar{display:inline-block;width:4px;height:16px;border-radius:2px;background:linear-gradient(180deg,var(--yzw-red),var(--yzw-gold))}
.btn{display:inline-flex;align-items:center;gap:6px;background:linear-gradient(135deg,var(--yzw-red),var(--yzw-red-deep));color:#fff;border:none;border-radius:var(--yzw-radius-s);padding:8px 18px;font-size:13px;font-weight:600;cursor:pointer;transition:.15s;font-family:var(--yzw-font-body);box-shadow:0 2px 6px rgba(158,43,37,.22)}
.btn:hover{transform:translateY(-1px);box-shadow:0 4px 12px rgba(158,43,37,.3)}
.btn.ghost{background:#fff;border:1px solid var(--yzw-gold);color:#9A7433;box-shadow:none}
.btn.ghost:hover{background:#FDF9F1;transform:none}
.btn.sm{padding:5px 12px;font-size:12px}
.btn:disabled{opacity:.5;cursor:not-allowed}
.pill{display:inline-block;font-size:11.5px;padding:2px 10px;border-radius:12px;white-space:nowrap;margin:1px 2px}
.pill-gold{background:#F7EFDF;color:#9A7433}.pill-red{background:#F9E9E7;color:var(--yzw-red)}
.pill-green{background:#EAF6F0;color:#23835A}.pill-gray{background:#F0EFEC;color:#6B655C}
.pill-danger{background:#FBEAE8;color:var(--yzw-danger)}
table.tb{width:100%;border-collapse:collapse;font-size:13px}
table.tb th{text-align:left;font-size:11.5px;color:var(--yzw-sub);letter-spacing:.5px;padding:9px 12px;border-bottom:2px solid var(--yzw-line);background:#FBF9F4;white-space:nowrap}
table.tb td{padding:11px 12px;border-bottom:1px solid var(--yzw-line);vertical-align:middle}
table.tb tr:last-child td{border-bottom:none}
table.tb tr.click{cursor:pointer}table.tb tr.click:hover td{background:#FDF9F1}
.kpis{display:grid;grid-template-columns:repeat(auto-fit,minmax(170px,1fr));gap:14px;margin-bottom:16px}
.kpi{background:#fff;border:1px solid var(--yzw-line);border-radius:var(--yzw-radius-m);padding:16px 18px;box-shadow:var(--yzw-shadow-card);transition:.2s;border-top:3px solid var(--yzw-gold-light)}
.kpi:hover{transform:translateY(-2px);box-shadow:var(--yzw-shadow-pop);border-top-color:var(--yzw-gold)}
.kpi .l{font-size:12px;color:var(--yzw-sub)}
.kpi .v{font-size:26px;font-weight:700;margin-top:2px;font-family:var(--yzw-font-display)}
.kpi .t{font-size:11px;margin-top:4px}
.grid2{display:grid;grid-template-columns:1.25fr 1fr;gap:16px;align-items:start}
.empty{padding:44px;text-align:center;color:var(--yzw-sub);font-size:13px}
.note-sm{font-size:12px;color:var(--yzw-sub)}
.toast{position:fixed;top:20px;left:50%;transform:translateX(-50%);background:var(--yzw-ink);color:#fff;padding:10px 22px;border-radius:8px;font-size:13px;z-index:200;box-shadow:var(--yzw-shadow-pop)}