:root {
    --primary-color: #1A6FBF;
    --primary-dark: #0F3D6B;
    --primary-soft: #e8f2fc;
    --secondary-color: #1A6FBF;
    --success-color: #2ecc71;
    --error-color: #e74c3c;
    --warning-color: #f39c12;
    --danger-color: #d32f2f;
    --text-primary: #1e293b;
    --text-secondary: #64748b;
    --background-color: #f0f5fa;
    --card-background: #ffffff;
    --border-color: #e2e8f0;
    --shadow: 0 4px 14px rgba(15, 61, 107, 0.08);
    --shadow-hover: 0 10px 24px rgba(15, 61, 107, 0.12);
    --transition: all 0.2s ease;
    --sidebar-width: 250px;
    --radius: 10px;
    --radius-sm: 6px;
    --font: "PingFang SC", "Microsoft YaHei", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

*,
*::before,
*::after {
    box-sizing: border-box;
}