:root{--font-family: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;--color-primary: #1677ff;--color-primary-dark: #0958d9;--color-bg-dark: #001529;--color-bg-body: #f0f2f5;--color-text: #262626;--color-text-secondary: #8c8c8c;--border-radius: 8px;--transition: all .2s ease}*{margin:0;padding:0;box-sizing:border-box}body{font-family:var(--font-family);background:var(--color-bg-body);color:var(--color-text);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}.login-container{min-height:100vh;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,#667eea,#764ba2);padding:20px}.login-card{width:100%;max-width:420px;border-radius:16px;box-shadow:0 20px 60px #00000026;overflow:hidden}.login-header{text-align:center;padding:40px 32px 24px;background:linear-gradient(135deg,#1e3a5f,#0c2d48);color:#fff}.login-header h1{font-size:28px;font-weight:700;margin-bottom:4px;letter-spacing:-.5px}.login-header p{font-size:14px;opacity:.8}.login-form{padding:32px}.login-form .ant-btn-primary{height:44px;font-size:15px;font-weight:600;border-radius:8px}.app-layout{min-height:100vh}.app-layout .ant-layout-sider{box-shadow:2px 0 8px #00000014}.app-header{background:#fff;padding:0 24px;display:flex;align-items:center;justify-content:flex-end;gap:16px;box-shadow:0 1px 4px #0000000d;height:64px}.app-header .user-info{display:flex;align-items:center;gap:8px}.content-area{margin:24px;padding:24px;background:#fff;border-radius:var(--border-radius);min-height:calc(100vh - 112px);box-shadow:0 1px 3px #0000000d}.dashboard-stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:20px;margin-bottom:24px}.stat-card{border-radius:12px;padding:24px;background:#fff;border:1px solid #f0f0f0;transition:var(--transition)}.stat-card:hover{box-shadow:0 4px 16px #00000014;transform:translateY(-2px)}.stat-card .stat-value{font-size:32px;font-weight:700;color:var(--color-primary);line-height:1.2}.stat-card .stat-label{font-size:14px;color:var(--color-text-secondary);margin-top:4px}.sidebar-logo{height:64px;display:flex;align-items:center;justify-content:center;padding:16px}.sidebar-logo h2{color:#fff;font-size:18px;font-weight:700;letter-spacing:-.5px;margin:0;white-space:nowrap;overflow:hidden}@media(max-width:768px){.content-area{margin:12px;padding:16px}.dashboard-stats{grid-template-columns:1fr}}