ttons {
            display: flex;
            gap: 15px;
            flex-wrap: wrap;
        }

        .control-btn {
            flex: 1;
            min-width: 150px;
            padding: 18px 0;
            border-radius: 15px;
            background: linear-gradient(135deg, rgba(74, 108, 247, 0.3), rgba(59, 89, 214, 0.2));
            border: 1px solid rgba(74, 108, 247, 0.5);
            color: var(--text-light);
            font-size: 1.1rem;
            font-weight: 600;
            cursor: pointe