:root{--bg: #f5f7fb;--panel: #ffffff;--text: #172033;--muted: #687386;--line: #dfe5ef;--primary: #2563eb;--primary-soft: #e8f0ff;--green: #0f9f6e;--green-soft: #e6f7ef;--amber: #b7791f;--amber-soft: #fff2d5;--red: #c2413d;--red-soft: #fdeceb;--cyan: #0e7490;--cyan-soft: #e5f6fb;--dark: #101827;--shadow: 0 14px 34px rgba(30, 41, 59, .08);--radius: 8px;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,PingFang SC,Microsoft YaHei,Arial,sans-serif}*{box-sizing:border-box}body{margin:0;min-height:100vh;color:var(--text);background:var(--bg)}button,input,select,textarea{font:inherit}button{cursor:pointer}button:disabled{cursor:not-allowed;opacity:.72}.login-screen{min-height:100vh;display:grid;place-items:center;padding:20px;background:#e8edf6}.login-panel{width:min(420px,100%);padding:24px;border:1px solid var(--line);border-radius:var(--radius);background:var(--panel);box-shadow:var(--shadow)}.login-form{display:grid;gap:14px;margin-top:22px}.login-form 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16px;background:var(--dark);color:#d9e2f2;display:flex;flex-direction:column;gap:22px}.brand-row{display:flex;align-items:center;gap:12px;min-width:0}.brand-mark{width:38px;height:38px;border-radius:var(--radius);display:grid;place-items:center;flex:0 0 auto;background:#fff;color:var(--dark)}.brand-row strong,.brand-row span{display:block;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.brand-row strong{font-size:15px;line-height:1.25}.brand-row span{margin-top:3px;color:#91a0b8;font-size:12px}.login-panel .brand-row span{color:var(--muted)}.nav{display:grid;gap:4px}.nav button{width:100%;min-height:40px;padding:9px 10px;border:0;border-radius:var(--radius);display:flex;align-items:center;gap:10px;color:#b8c3d6;background:transparent;text-align:left;font-size:14px}.nav button:hover,.nav button.active{color:#fff;background:#243144}.side-footer{margin-top:auto;padding:12px;border:1px solid rgba(255,255,255,.12);border-radius:var(--radius);background:#ffffff0a}.status-line{display:flex;justify-content:space-between;align-items:center;gap:10px;color:#fff;font-size:13px}.dot{width:9px;height:9px;border-radius:50%;background:var(--green);box-shadow:0 0 0 4px #0f9f6e29}.side-footer p{margin:8px 0 0;color:#91a0b8;font-size:12px;line-height:1.5}.main{min-width:0;padding:20px 24px 34px}.topbar{min-height:56px;display:flex;align-items:center;gap:12px;margin-bottom:18px}.mobile-menu{display:none}.page-title{min-width:0;flex:1}.page-title h1{margin:0;font-size:24px;line-height:1.25;letter-spacing:0}.page-title p{margin:5px 0 0;color:var(--muted);font-size:13px;line-height:1.4}.search{width:min(360px,30vw);height:40px;padding:0 12px;border:1px solid var(--line);border-radius:var(--radius);display:flex;align-items:center;gap:8px;background:var(--panel)}.search input{width:100%;min-width:0;border:0;outline:0;background:transparent;color:var(--text)}.icon-btn,.primary-btn,.ghost-btn,.danger-btn{height:40px;border-radius:var(--radius);display:inline-flex;align-items:center;justify-content:center;gap:8px;border:1px solid var(--line);background:var(--panel);color:var(--text);white-space:nowrap}.icon-btn{width:40px;padding:0}.primary-btn{padding:0 14px;border-color:var(--primary);background:var(--primary);color:#fff;font-weight:700}.ghost-btn{padding:0 12px}.danger-btn{padding:0 12px;border-color:#f3cbc9;background:var(--red-soft);color:var(--red)}.link-btn{border:0;background:transparent;color:var(--primary);padding:0;font-weight:700}.danger-link{color:var(--red)}.mini-icon-btn{width:28px;height:28px;padding:0;border:1px solid var(--line);border-radius:7px;display:inline-flex;align-items:center;justify-content:center;background:#fff;color:var(--primary)}.mini-icon-btn:hover{border-color:var(--primary);background:var(--primary-soft)}.top-actions{display:flex;align-items:center;gap:8px}.period-select{height:40px;padding:0 10px;border:1px solid var(--line);border-radius:var(--radius);display:inline-flex;align-items:center;gap:8px;background:#fff;color:var(--muted)}.period-select select{height:36px;border:0;outline:0;background:transparent;color:var(--text)}.view-stack{display:grid;gap:16px}.section-toolbar{min-height:58px;padding:14px 16px;border:1px solid var(--line);border-radius:var(--radius);background:var(--panel);box-shadow:var(--shadow);display:flex;align-items:center;justify-content:space-between;gap:12px}.section-toolbar h2{margin:0;font-size:16px;line-height:1.2}.section-toolbar 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var(--line);border-radius:var(--radius);background:var(--panel);box-shadow:var(--shadow);display:flex;flex-direction:column;justify-content:space-between}.metric-head{display:flex;justify-content:space-between;align-items:center;gap:10px}.metric-label{color:var(--muted);font-size:13px}.metric-icon{width:34px;height:34px;border-radius:var(--radius);display:grid;place-items:center}.blue{background:var(--primary-soft);color:var(--primary)}.green{background:var(--green-soft);color:var(--green)}.amber{background:var(--amber-soft);color:var(--amber)}.cyan{background:var(--cyan-soft);color:var(--cyan)}.metric-value{font-size:26px;font-weight:760;line-height:1;letter-spacing:0}.metric-foot{color:var(--muted);font-size:12px;display:flex;align-items:center;gap:6px}.content-grid{display:grid;grid-template-columns:minmax(0,1.45fr) minmax(320px,.75fr);gap:16px;align-items:start}.side-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}.panel{background:var(--panel);border:1px 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var(--line);display:flex;align-items:center;gap:12px}.list-item:last-child{border-bottom:0}.avatar{width:38px;height:38px;border-radius:var(--radius);display:grid;place-items:center;flex:0 0 auto;background:#334155;color:#fff;font-weight:760}.avatar.green{background:var(--green);color:#fff}.avatar.amber{background:var(--amber);color:#fff}.avatar.blue{background:var(--primary);color:#fff}.list-main{flex:1;min-width:0}.list-main strong,.list-main span{display:block;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.list-main strong{font-size:13px;line-height:1.35}.list-main span{margin-top:4px;color:var(--muted);font-size:12px}.list-value{text-align:right;font-size:13px;font-weight:760;white-space:nowrap}.list-value small{display:block;margin-top:4px;color:var(--muted);font-weight:500}.cards{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}.data-card{min-height:154px;padding:16px;border:1px solid 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