:root{color-scheme:light;--ink: #20242b;--muted: #667085;--line: #d7dde7;--panel: #ffffff;--surface: #f5f7fb;--accent: #0f766e;--accent-strong: #115e59;--brand-blue: #00a0e0;--brand-red: #ff4020;--danger: #b42318;--shadow: 0 18px 50px rgba(31, 41, 55, .12);--page-padding-y: 20px}*{box-sizing:border-box}html,body{height:100%;overflow:hidden}body{margin:0;min-height:100vh;font-family:Inter,Microsoft YaHei,PingFang SC,system-ui,sans-serif;color:var(--ink);background:var(--surface)}a{color:inherit;text-decoration:none}button,select,input{font:inherit}button,select{border:1px solid var(--line);border-radius:8px;background:#fff;color:var(--ink)}button{display:inline-flex;min-height:38px;align-items:center;justify-content:center;gap:7px;padding:0 14px;cursor:pointer}button:hover,select:hover{border-color:var(--accent)}button:disabled{cursor:not-allowed;opacity:.56}.primary{border-color:var(--accent);background:var(--accent);color:#fff}.app-shell{width:min(1480px,calc(100vw - 32px));margin:0 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var(--line);border-radius:8px;background:var(--panel);overflow:hidden}.admin-sidebar{display:flex;flex-direction:column}.admin-nav{display:grid;gap:6px;padding:12px}.admin-nav-item{width:100%;min-height:42px;justify-content:flex-start;padding:0 12px;border-color:transparent;background:transparent;color:#344054;font-weight:800}.admin-nav-item:hover{border-color:#ccfbf1;background:#f0fdfa}.admin-nav-item.active{border-color:#99f6e4;background:#ccfbf1;color:#134e4a}.admin-main{position:relative;display:grid;grid-template-rows:auto auto minmax(0,1fr);overflow-y:auto}.dashboard-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px;align-items:start}.dashboard-card{display:flex;min-height:92px;align-items:center;gap:14px;padding:16px;border:1px solid var(--line);border-radius:8px;background:var(--panel);box-shadow:0 10px 28px #1f293714}.dashboard-card-icon{width:42px;height:42px;flex:0 0 42px;display:grid;place-items:center;border:1px solid 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