:root{--bg: #f4f7fb;--panel: #ffffff;--panel-soft: #f8fafc;--text: #0f172a;--subtext: #475569;--border: #e2e8f0;--primary: #2563eb;--primary-dark: #1d4ed8;--radius: 14px;--shadow: 0 8px 22px rgba(15, 23, 42, .06)}*{box-sizing:border-box}body{margin:0;font-family:PingFang SC,Microsoft YaHei,Helvetica Neue,Arial,sans-serif;color:var(--text);background:var(--bg)}button,input,select,textarea{font:inherit}.auth-wrap{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:24px}.auth-card{width:960px;background:var(--panel);box-shadow:var(--shadow);border-radius:20px;overflow:hidden;display:grid;grid-template-columns:1.1fr 1fr}.auth-card.single{grid-template-columns:1fr;max-width:980px}.auth-left{padding:56px;background:linear-gradient(135deg,#eff6ff,#dbeafe)}.auth-right{padding:56px}.auth-right.compact{padding:34px 40px}.logo{display:inline-flex;align-items:center;gap:10px;font-weight:700;font-size:20px;margin-bottom:24px}.logo-dot{width:30px;height:30px;border-radius:8px;background:var(--primary)}.auth-subtitle{color:var(--subtext);line-height:1.7}.auth-actions{margin-top:24px;display:grid;gap:12px}.btn{border:1px solid var(--border);background:#fff;color:var(--text);height:40px;border-radius:10px;padding:0 14px;cursor:pointer}.btn:hover{border-color:#cbd5e1}.btn-primary{background:var(--primary);color:#fff;border-color:var(--primary)}.btn-primary:hover{background:var(--primary-dark)}.btn-ghost{border-style:dashed}.app-shell{min-height:100vh;display:grid;grid-template-columns:240px 1fr}.sidebar{background:#0f172a;color:#cbd5e1;padding:22px 16px;position:sticky;top:0;height:100vh}.sidebar .logo{color:#fff;font-size:17px;margin-bottom:20px}.nav-item{width:100%;text-align:left;border:none;color:inherit;background:transparent;border-radius:10px;padding:11px 12px;margin-bottom:4px;cursor:pointer}.nav-item.active,.nav-item:hover{background:#94a3b82e;color:#fff}.side-plan{margin-top:12px;background:#ffffff0d;border-color:#94a3b833}.side-plan-name{color:#fff;font-weight:700}.main{padding:20px 24px 28px}.topbar{display:flex;justify-content:space-between;align-items:center;margin-bottom:18px}.page-title{margin:0;font-size:22px}.page-subtitle{margin:4px 0 0;color:var(--subtext);font-size:14px}.grid{display:grid;gap:14px}.grid-2{grid-template-columns:1fr 1fr}.grid-3{grid-template-columns:repeat(3,minmax(0,1fr))}.card{background:var(--panel);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow);padding:16px}.card h3{margin:0 0 10px;font-size:16px}.kpi{font-size:26px;font-weight:700}.small{font-size:12px;color:var(--subtext)}.input-group{margin-bottom:12px}label{display:block;font-size:13px;margin-bottom:6px;color:var(--subtext)}input,select,textarea{width:100%;border:1px solid var(--border);border-radius:10px;padding:10px 11px;background:#fff}textarea{min-height:110px;resize:vertical}.row{display:flex;gap:8px;flex-wrap:wrap}.badge{display:inline-block;padding:3px 10px;border-radius:999px;font-size:12px;background:#e2e8f0}.badge.high{background:#dcfce7;color:#166534}.badge.mid{background:#fef3c7;color:#92400e}.badge.low{background:#e2e8f0;color:#334155}.list{display:grid;gap:10px}.item{padding:12px;border:1px solid var(--border);border-radius:10px;background:var(--panel-soft)}.item-title{margin:0 0 6px;font-size:14px}.quick-card{border:1px solid var(--border);border-radius:12px;padding:14px;background:#fff;cursor:pointer}.quick-card:hover{border-color:#bfdbfe}.table{width:100%;border-collapse:collapse}.table th,.table td{border-bottom:1px solid var(--border);text-align:left;padding:10px 8px;font-size:13px;vertical-align:top}.tab-row{display:flex;gap:8px;margin-bottom:12px}.tab-btn{border:1px solid var(--border);padding:7px 12px;border-radius:10px;cursor:pointer;background:#fff}.tab-btn.active{background:#eff6ff;color:#1d4ed8;border-color:#93c5fd}.placeholder-thumb{height:120px;border-radius:10px;background:linear-gradient(135deg,#e2e8f0,#cbd5e1);margin-bottom:10px}.notice{border-left:3px solid #93c5fd;padding:8px 10px;background:#eff6ff;font-size:13px;margin-bottom:10px}.modal-mask{position:fixed;top:0;right:0;bottom:0;left:0;background:#0f172a66;display:flex;align-items:center;justify-content:center;z-index:50}.modal{width:820px;max-height:80vh;overflow:auto;background:#fff;border-radius:16px;border:1px solid var(--border);box-shadow:var(--shadow);padding:18px}.mt12{margin-top:12px}.mt8{margin-top:8px}@media (max-width: 1280px){.grid-3{grid-template-columns:1fr 1fr}}