/* Mobile Responsive Styles for Ring Sort Puzzle */

@media (max-width: 768px) {
    /* --- General Typography --- */
    :root {
        --radius-l: 24px;
        --radius-m: 16px;
    }

    .game-title h1 {
        font-size: 3rem;
    }

    .subtitle {
        font-size: 0.9rem;
    }

    /* --- Menus --- */
    .menu-card {
        padding: 2rem 1.5rem;
        width: 95%;
        border-radius: 30px;
    }

    .btn {
        padding: 1rem 1.5rem;
        font-size: 1rem;
    }

    #btn-play {
        padding: 1.2rem;
        font-size: 1.3rem;
    }

    /* --- Game HUD Header --- */
    .game-header {
        top: 10px;
        padding: 0 10px;
    }

    .btn-icon-only {
        width: 45px;
        height: 45px;
        font-size: 1.2rem;
    }

    .level-badge {
        padding: 0.3rem 0.8rem;
    }

    .level-badge .lbl {
        font-size: 0.6rem;
    }

    .level-badge .val {
        font-size: 1.4rem;
    }

    /* --- Game HUD Footer --- */
    .game-footer {
        bottom: 15px;
        padding: 0 10px;
        height: auto;
        align-items: center;
    }

    .moves-badge {
        padding: 0.5rem 1rem;
    }

    .moves-badge .lbl {
        font-size: 0.7rem;
    }

    .moves-badge .val {
        font-size: 1.5rem;
    }

    #btn-undo {
        padding: 0.8rem 1.2rem;
        font-size: 1rem;
    }

    /* --- Level Select Grid --- */
    #levels-grid {
        grid-template-columns: repeat(4, 1fr); /* Keep 4 for tablet */
        padding: 10px;
        gap: 10px;
    }

    /* --- Modals --- */
    .modal-card {
        padding: 1.5rem;
        width: 95%;
    }

    .victory-icon {
        font-size: 4rem;
    }

    .star-container {
        font-size: 2.5rem;
    }
}

@media (max-width: 480px) {
    /* --- Extra Small Screens (Phones) --- */

    /* Stack Menu Buttons slightly more compact */
    .menu-buttons {
        gap: 10px;
    }

    /* Grid Adjustment */
    #levels-grid {
        grid-template-columns: repeat(3, 1fr);
    }

    /* Header adjustments for very small screens */
    .header-actions {
        display: flex;
        gap: 5px;
    }

    .btn-icon-only {
        width: 40px;
        height: 40px;
        font-size: 1rem;
    }

    /* Ensure footer buttons don't overlap */
    .game-footer {
        flex-direction: row; /* Keep row but ensure scaling */
        gap: 10px;
    }

    #btn-undo span {
        font-size: 0.9rem;
    }

    /* Stats in main menu */
    .stat-value {
        font-size: 1.5rem;
    }

    .settings-header h2 {
        font-size: 1.5rem;
    }
}