/* roulang page: index */
:root {
            --color-graphite: #182026;
            --color-sage: #1F3A3D;
            --color-sand: #F9F8F6;
            --color-amber: #D97706;
            --color-charcoal: #0E1317;
            --border-soft: #E2E0D8;
        }

        body {
            color: #2D3748;
            background-color: #F9F8F6;
            font-family: 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', system-ui, sans-serif;
            overflow-x: hidden;
            -webkit-font-smoothing: antialiased;
        }

        .ambient-card {
            background: #FFFFFF;
            border: 1px solid var(--border-soft);
            box-shadow: 0 8px 30px rgba(0, 0, 0, 0.04);
            transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
        }

        .ambient-card:hover {
            transform: translateY(-4px);
            box-shadow: 0 16px 40px rgba(0, 0, 0, 0.08);
            border-color: #D1CFC7;
        }

        .btn-amber {
            background-color: #D97706;
            color: #FFFFFF;
            transition: all 0.2s ease-in-out;
        }

        .btn-amber:hover {
            background-color: #B45309;
            box-shadow: 0 4px 14px rgba(217, 119, 6, 0.3);
        }

        .btn-amber:active {
            transform: scale(0.98);
        }

        .btn-sage {
            background-color: #1F3A3D;
            color: #FFFFFF;
            transition: all 0.2s ease-in-out;
        }

        .btn-sage:hover {
            background-color: #162B2D;
            box-shadow: 0 4px 14px rgba(31, 58, 61, 0.25);
        }

        .btn-sage:active {
            transform: scale(0.98);
        }

        .nav-link {
            position: relative;
            transition: color 0.2s ease;
        }

        .nav-link::after {
            content: '';
            position: absolute;
            width: 0;
            height: 2px;
            bottom: -4px;
            left: 0;
            background-color: #D97706;
            transition: width 0.25s ease;
        }

        .nav-link:hover::after {
            width: 100%;
        }

        .tag-pill {
            display: inline-flex;
            align-items: center;
            padding: 0.25rem 0.75rem;
            border-radius: 9999px;
            font-size: 0.8125rem;
            font-weight: 500;
            line-height: 1.25rem;
        }

        input:focus, select:focus, textarea:focus {
            outline: none;
            border-color: #D97706 !important;
            box-shadow: 0 0 0 3px rgba(217, 119, 6, 0.15) !important;
        }