:root{--bg:#f6f8fc;--surface:#fff;--surface-hover:#f0f4f9;--surface-sunken:#f2f6fc;--surface-search:#eaf1fb;--surface-active:#d3e3fd;--text:#1f1f1f;--text-2:#444746;--text-3:#747775;--on-active:#041e49;--border:#c7c7c7;--border-soft:#e1e3e1;--primary:#0b57d0;--primary-hover:#0842a0;--primary-soft:#d3e3fd;--primary-border:#a8c7fa;--success:#146c2e;--warning:#b06000;--danger:#b3261e;color:var(--text);background:var(--bg);font-synthesis:none;text-rendering:optimizelegibility;-webkit-font-smoothing:antialiased;font-family:Google Sans,Roboto,-apple-system,Segoe UI,PingFang SC,Hiragino Sans GB,Microsoft YaHei,sans-serif;font-size:14px;line-height:1.5}*{box-sizing:border-box}body{min-width:320px;min-height:100vh;margin:0}.app-shell{min-height:100vh;display:flex}.sidebar{background:var(--surface);border-right:1px solid var(--border-soft);flex-direction:column;flex-shrink:0;gap:2px;width:256px;padding:16px 8px;display:flex}.sidebar .brand{color:var(--text-2);align-items:center;gap:10px;padding:8px 16px 20px;font-size:18px;font-weight:500;display:flex}.nav-item{color:var(--text);cursor:pointer;border-radius:0 999px 999px 0;align-items:center;gap:12px;padding:10px 16px 10px 24px;text-decoration:none;display:flex}.nav-item:hover{background:var(--surface-hover)}.nav-item.active{background:var(--surface-active);color:var(--on-active);font-weight:500}.main{flex-direction:column;flex:1;min-width:0;display:flex}.topbar{background:var(--surface);border-bottom:1px solid var(--border-soft);align-items:center;gap:16px;height:56px;padding:0 16px;display:flex}.content{flex:1;width:100%;max-width:1200px;margin:0 auto;padding:24px}.card{background:var(--surface);border:1px solid var(--border-soft);border-radius:12px;margin-bottom:16px;padding:20px}.card h2{margin:0 0 12px;font-size:16px;font-weight:500}.btn{cursor:pointer;height:36px;color:var(--primary);background:0 0;border:none;border-radius:999px;align-items:center;gap:8px;padding:0 20px;font-family:inherit;font-size:14px;display:inline-flex}.btn.primary{background:var(--primary);color:#fff}.btn.primary:hover{background:var(--primary-hover)}.btn.outline{border:1px solid var(--primary-border)}.btn.outline:hover{background:var(--surface-hover)}.btn:disabled{opacity:.45;cursor:default}.table{border-collapse:collapse;width:100%}.table th{text-align:left;color:var(--text-2);border-bottom:1px solid var(--border-soft);padding:10px 12px;font-weight:500}.table td{border-bottom:1px solid var(--border-soft);padding:12px}.table tbody tr:hover{background:var(--surface-hover)}.badge{border-radius:999px;align-items:center;height:22px;padding:0 10px;font-size:12px;display:inline-flex}.badge.success{color:var(--success);background:#e6f4ea}.badge.warning{color:var(--warning);background:#fef7e0}.badge.danger{color:var(--danger);background:#fce8e6}.badge.neutral{background:var(--surface-sunken);color:var(--text-2)}.field{flex-direction:column;gap:6px;margin-bottom:16px;display:flex}.field label{color:var(--text-2);font-size:12px}.field input{border:1px solid var(--border);background:var(--surface);height:40px;color:var(--text);border-radius:8px;outline:none;padding:0 14px;font-family:inherit;font-size:14px}.field input:focus{border-color:var(--primary);box-shadow:0 0 0 1px var(--primary)}.login-wrap{background:var(--bg);justify-content:center;align-items:center;min-height:100vh;display:flex}.login-card{background:var(--surface);border:1px solid var(--border-soft);border-radius:16px;flex-direction:column;gap:4px;width:400px;padding:40px 32px;display:flex}.login-card h1{text-align:center;margin:0 0 4px;font-size:22px;font-weight:500}.login-card .sub{color:var(--text-2);text-align:center;margin-bottom:20px}.error-text{color:var(--danger);margin:4px 0 8px;font-size:13px}