:root {
            --primary-color: #e91d7c;
            --primary-dark: #ffb3e4;
            --success-color: #10b981;
            --danger-color: #ef4444;
            --warning-color: #f59e0b;
            --gray-50: #f9fafb;
            --gray-100: #f3f4f6;
            --gray-200: #e5e7eb;
            --gray-300: #d1d5db;
            --gray-600: #4b5563;
            --gray-800: #1f2937;
            --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
            --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
            --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
            --border-radius: 12px;
            --border-radius-lg: 16px;
        }

        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 20px;
        }

        .page-header {
            text-align: center;
            margin-bottom: 32px;
        }

        .page-title {
            font-size: clamp(24px, 4vw, 32px);
            font-weight: 700;
            color: var(--primary-color);
            margin-bottom: 8px;
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 12px;
        }

        .page-subtitle {
            color: var(--gray-600);
            font-size: 16px;
        }

        .alert {
            padding: 16px 20px;
            border-radius: var(--border-radius);
            margin-bottom: 24px;
            border-left: 4px solid var(--success-color);
            background: #ecfdf5;
            color: #065f46;
            display: flex;
            align-items: center;
            gap: 12px;
            font-weight: 500;
        }

        .card {
            background: white;
            border-radius: var(--border-radius-lg);
            box-shadow: var(--shadow-md);
            border: 1px solid var(--gray-200);
            overflow: hidden;
            transition: all 0.3s ease;
        }

        .card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-2px);
        }

        .card-header {
            padding: 24px;
            border-bottom: 1px solid var(--gray-200);
            background: var(--gray-50);
        }

        .card-title {
            font-size: 20px;
            font-weight: 600;
            color: var(--gray-800);
            display: flex;
            align-items: center;
            gap: 12px;
        }

        .card-content {
            padding: 24px;
        }

        .form-grid {
            display: grid;
            grid-template-columns: 1fr;
            gap: 20px;
        }

        @media (min-width: 768px) {
            .form-grid {
                grid-template-columns: 1fr auto;
                align-items: end;
            }
        }

        .form-group {
            display: flex;
            flex-direction: column;
            gap: 8px;
        }

        .form-label {
            font-weight: 500;
            color: var(--gray-700);
            font-size: 14px;
        }

        .form-input {
            padding: 12px 16px;
            border: 2px solid var(--gray-200);
            border-radius: var(--border-radius);
            font-size: 16px;
            transition: all 0.2s ease;
            background: white;
        }

        .form-input:focus {
            outline: none;
            border-color: var(--primary-color);
            box-shadow: 0 0 0 3px rgb(99 102 241 / 0.1);
        }

        .btn {
            background: var(--primary-color);
            color: white;
            border: none;
            padding: 12px 24px;
            border-radius: var(--border-radius);
            font-weight: 600;
            font-size: 14px;
            cursor: pointer;
            transition: all 0.2s ease;
            display: inline-flex;
            align-items: center;
            gap: 8px;
            text-decoration: none;
            justify-content: center;
            min-height: 48px;
        }

        .btn:hover {
            background: var(--primary-dark);
            transform: translateY(-1px);
            box-shadow: var(--shadow-md);
        }

        .btn-danger {
            background: var(--danger-color);
        }

        .btn-danger:hover {
            background: #dc2626;
        }

        .btn-sm {
            padding: 8px 16px;
            font-size: 13px;
            min-height: 36px;
        }

        .activities-grid {
            display: grid;
            gap: 20px;
            margin-top: 24px;
        }

        @media (min-width: 768px) {
            .activities-grid {
                grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
            }
        }

        .activity-card {
            background: white;
            border: 2px solid var(--gray-200);
            border-radius: var(--border-radius);
            overflow: hidden;
            transition: all 0.3s ease;
        }

        .activity-card:hover {
            border-color: var(--primary-color);
            box-shadow: var(--shadow-lg);
        }

        .activity-header {
            padding: 20px;
            background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
            color: white;
        }

        .activity-title {
            font-size: 18px;
            font-weight: 600;
            margin-bottom: 4px;
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .activity-time {
            font-size: 14px;
            opacity: 0.9;
            display: flex;
            align-items: center;
            gap: 6px;
        }

        .activity-form {
            padding: 20px;
        }

        .appointments-grid {
            display: grid;
            gap: 16px;
            margin-top: 20px;
        }

        @media (min-width: 768px) {
            .appointments-grid {
                grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
            }
        }

        .appointment-card {
            background: white;
            border: 1px solid var(--gray-200);
            border-radius: var(--border-radius);
            padding: 20px;
            border-left: 4px solid var(--primary-color);
            transition: all 0.3s ease;
        }

        .appointment-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-1px);
        }

        .appointment-header {
            display: flex;
            justify-content: space-between;
            align-items: flex-start;
            margin-bottom: 16px;
        }

        .appointment-title {
            font-size: 16px;
            font-weight: 600;
            color: var(--gray-800);
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .appointment-details {
            display: flex;
            flex-direction: column;
            gap: 8px;
        }

        .appointment-detail {
            display: flex;
            align-items: center;
            gap: 8px;
            color: var(--gray-600);
            font-size: 14px;
        }

        .empty-state {
            text-align: center;
            padding: 40px 20px;
            color: var(--gray-600);
        }

        .empty-state i {
            font-size: 48px;
            margin-bottom: 16px;
            color: var(--gray-400);
        }

        .section-divider {
            margin: 40px 0;
            border: none;
            height: 1px;
            background: linear-gradient(90deg, transparent, var(--gray-300), transparent);
        }

        @media (max-width: 768px) {
            .container {
                padding: 16px;
            }

            .card-content,
            .card-header {
                padding: 20px;
            }

            .activity-form,
            .activity-header {
                padding: 16px;
            }

            .appointment-card {
                padding: 16px;
            }

            .form-grid {
                gap: 16px;
            }

            .btn {
                width: 100%;
            }
        }

        .fade-in {
            animation: fadeIn 0.6s ease-out;
        }

        @keyframes fadeIn {
            from {
                opacity: 0;
                transform: translateY(20px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }