/* roulang page: index */
:root {
            --primary: #1e40af;
            --primary-dark: #0f2773;
            --accent: #10b981;
            --bg-light: #f8fafc;
            --text-main: #0f172a;
            --text-sub: #334155;
            --text-muted: #64748b;
            --border-light: #e2e8f0;
            --shadow-card: 0 4px 20px -2px rgba(15, 23, 42, 0.05);
            --shadow-hover: 0 12px 28px -4px rgba(15, 23, 42, 0.12);
        }

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
            color: var(--text-main);
            background-color: #ffffff;
            line-height: 1.6;
        }

        .container-custom {
            max-width: 1280px;
            margin-left: auto;
            margin-right: auto;
            padding-left: 1.25rem;
            padding-right: 1.25rem;
        }

        .card-custom {
            background-color: #ffffff;
            border: 1px solid var(--border-light);
            border-radius: 0.75rem;
            box-shadow: var(--shadow-card);
            transition: all 0.25s ease-in-out;
        }

        .card-custom:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
        }

        .btn-primary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            background-color: var(--primary);
            color: #ffffff;
            font-weight: 600;
            padding: 0.75rem 1.75rem;
            border-radius: 0.5rem;
            transition: all 0.25s ease-in-out;
        }

        .btn-primary:hover {
            background-color: var(--primary-dark);
            box-shadow: 0 4px 14px rgba(30, 64, 175, 0.35);
        }

        .btn-accent {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            background-color: var(--accent);
            color: #ffffff;
            font-weight: 600;
            padding: 0.75rem 1.75rem;
            border-radius: 0.5rem;
            transition: all 0.25s ease-in-out;
        }

        .btn-accent:hover {
            background-color: #059669;
            box-shadow: 0 4px 14px rgba(16, 185, 129, 0.35);
        }

        .badge-status {
            display: inline-flex;
            align-items: center;
            gap: 0.375rem;
            font-size: 0.8125rem;
            font-weight: 600;
            padding: 0.25rem 0.75rem;
            border-radius: 9999px;
            background-color: #ecfdf5;
            color: #065f46;
        }

        .badge-status::before {
            content: "";
            width: 0.5rem;
            height: 0.5rem;
            border-radius: 9999px;
            background-color: #10b981;
        }

        /* 手风琴原生优化 */
        details summary::-webkit-details-marker {
            display: none;
        }