:root{color-scheme:light;--color-primary: #2563eb;--color-primary-dark: #1d4ed8;--color-success: #16a34a;--color-warning: #f59e0b;--color-danger: #dc2626;--color-text: #172033;--color-muted: #64748b;--color-border: #dbe3ef;--color-surface: #ffffff;--color-background: #f4f7fb;--shadow-soft: 0 8px 24px rgb(15 23 42 / 8%);font-family:system-ui,-apple-system,BlinkMacSystemFont,PingFang SC,Microsoft YaHei,Arial,sans-serif}*{box-sizing:border-box}body{margin:0;background:var(--color-background);color:var(--color-text);font-size:14px}a{color:inherit;text-decoration:none}button,input,select,textarea{font:inherit}input,select,textarea{width:100%;border:1px solid var(--color-border);border-radius:6px;padding:10px 12px;background:#fff;color:var(--color-text)}textarea{resize:vertical}table{width:100%;border-collapse:collapse}th,td{border-bottom:1px solid var(--color-border);padding:12px;text-align:left}th{color:var(--color-muted);font-weight:600;background:#f8fafc}.app-shell{min-height:100vh;display:flex}.sidebar{width:248px;background:#0f1f3d;color:#e5edf8;display:flex;flex-direction:column}.sidebar-brand{display:flex;gap:12px;align-items:center;padding:20px;border-bottom:1px solid rgb(255 255 255 / 10%)}.sidebar-brand div{display:grid;gap:2px}.sidebar-brand span:last-child{color:#9fb0cc;font-size:12px}.brand-mark{width:36px;height:36px;display:inline-grid;place-items:center;border-radius:8px;background:var(--color-primary);color:#fff;font-weight:700}.sidebar-nav{display:grid;gap:4px;padding:16px 12px}.sidebar-nav a{padding:10px 12px;border-radius:6px;color:#cbd6ea}.sidebar-nav a.active,.sidebar-nav a:hover{background:#2563eb38;color:#fff}.main-area{flex:1;min-width:0}.topbar{height:64px;display:flex;align-items:center;justify-content:space-between;padding:0 24px;background:var(--color-surface);border-bottom:1px solid var(--color-border)}.topbar div{display:flex;gap:10px;align-items:center}.topbar span{color:var(--color-muted)}.page-container{padding:24px}.page-header{display:flex;justify-content:space-between;gap:16px;align-items:flex-start;margin-bottom:20px}.page-header h1{margin:0 0 8px;font-size:24px}.page-header p{margin:0;color:var(--color-muted)}.page-actions{display:flex;gap:8px}.panel,.metric-card{background:var(--color-surface);border:1px solid var(--color-border);border-radius:8px;box-shadow:var(--shadow-soft)}.panel{padding:18px;margin-bottom:18px}.panel h2{margin:0 0 14px;font-size:17px}.metric-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px;margin-bottom:18px}.metric-card{padding:18px;display:grid;gap:8px}.metric-card span{color:var(--color-muted)}.metric-card strong{font-size:28px}.metric-primary{color:var(--color-primary)}.metric-success{color:var(--color-success)}.metric-warning{color:var(--color-warning)}.content-grid,.report-layout{display:grid;grid-template-columns:1fr 1fr;gap:18px}.form-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}.form-panel label,.auth-form label{display:grid;gap:8px;color:var(--color-text);font-weight:600}.form-panel textarea{margin-top:16px}.primary-button,.secondary-button,.text-button{border:0;border-radius:6px;cursor:pointer}.primary-button{background:var(--color-primary);color:#fff;padding:10px 16px}.primary-button:hover{background:var(--color-primary-dark)}.secondary-button{background:#eef4ff;color:var(--color-primary);padding:10px 12px;border:1px solid #c7d7fe}.text-button,.text-link{background:transparent;color:var(--color-primary);padding:0}.tag,.score{display:inline-flex;align-items:center;border-radius:999px;padding:3px 8px;font-size:12px;font-weight:600}.tag.primary{color:var(--color-primary);background:#eaf1ff}.tag.success,.score.excellent{color:var(--color-success);background:#eaf8ef}.plain-list{margin:0;padding-left:20px;color:var(--color-text)}.plain-list li{margin:8px 0}.toolbar{display:flex;gap:12px}.toolbar select{max-width:180px}.score-number{display:block;margin:8px 0;color:var(--color-primary);font-size:44px}.score-bars{display:grid;gap:14px}.score-bars div{display:grid;grid-template-columns:100px 1fr 40px;gap:12px;align-items:center}.auth-layout{min-height:100vh;display:grid;place-items:center;padding:24px;background:linear-gradient(135deg,#eef4ff,#f8fafc)}.auth-panel{width:min(460px,100%);background:var(--color-surface);border:1px solid var(--color-border);border-radius:8px;box-shadow:var(--shadow-soft);padding:28px}.auth-brand{display:flex;gap:12px;align-items:center;margin-bottom:24px}.auth-brand h1{margin:0;font-size:22px}.auth-brand p{margin:4px 0 0;color:var(--color-muted)}.auth-form{display:grid;gap:16px}.auth-form h2{margin:0;font-size:20px}.inline-field{display:grid;grid-template-columns:1fr auto;gap:8px}.form-footer{margin:0;color:var(--color-muted);text-align:center}.form-footer a{color:var(--color-primary)}@media(max-width:960px){.sidebar{width:208px}.metric-grid,.content-grid,.report-layout,.form-grid{grid-template-columns:1fr}}