/* Stroke Order Chart */
.stroke-order-chart {
    margin-bottom: var(--spacing-xl);
    text-align: center;
    background-color: var(--bg-primary);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-lg);
    box-shadow: var(--box-shadow);
    border: 1px solid var(--border-light);
}

.stroke-chart-image {
    max-width: 100%;
    border-radius: var(--border-radius-md);
    margin-bottom: var(--spacing-md);
    transition: transform 0.3s ease;
}

.stroke-chart-image:hover {
    transform: scale(1.02);
}

.btn-download {
    display: inline-flex;
    align-items: center;
    padding: 10px 20px;
    background-color: var(--secondary-color);
    color: white;
    border-radius: var(--border-radius-md);
    font-weight: 500;
    transition: all 0.3s ease;
}

.btn-download:hover {
    background-color: var(--secondary-dark);
    transform: translateY(-2px);
    text-decoration: none;
}

.btn-download i {
    margin-right: 8px;
}


/* Hiragana Page Specific Styles */
    .navigation-buttons {
        display: flex;
        align-items: center;
        justify-content: center;
        gap: var(--spacing-md);
    }
    
    .nav-btn {
        background-color: var(--bg-secondary);
        border: 1px solid var(--border-light);
        color: var(--text-secondary);
        width: 40px;
        height: 40px;
        border-radius: 50%;
        display: flex;
        align-items: center;
        justify-content: center;
        cursor: pointer;
        transition: var(--transition-normal);
    }
    
    .nav-btn:hover {
        background-color: var(--bg-tertiary);
        color: var(--primary-color);
        transform: scale(1.1);
    }
    
    .nav-btn:active {
        transform: scale(0.95);
    }
    
    .nav-btn i {
        font-size: 1rem;
    }
/* Introduction Section */
.intro-section {
    padding-top: 120px;
    background-color: var(--bg-primary);
    position: relative;
}

.intro-section::before {
    content: '';
    position: absolute;
    top: -50px;
    right: -100px;
    width: 300px;
    height: 300px;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><text y=".9em" font-size="90" fill="rgba(255,77,109,0.05)">あ</text></svg>') no-repeat center;
    background-size: contain;
    opacity: 0.5;
    z-index: 0;
}

.intro-content {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
}

.intro-text {
    flex: 2;
    min-width: 300px;
}

.intro-text h2 {
    color: var(--text-primary);
    margin-bottom: var(--spacing-md);
    font-size: 1.8rem;
}

.intro-text h3 {
    color: var(--text-primary);
    margin: var(--spacing-lg) 0 var(--spacing-sm);
    font-size: 1.4rem;
}

.intro-text p {
    color: var(--text-secondary);
    margin-bottom: var(--spacing-md);
    line-height: 1.6;
}

.intro-text ul {
    margin-bottom: var(--spacing-md);
    padding-left: var(--spacing-lg);
}

.intro-text ul li {
    color: var(--text-secondary);
    margin-bottom: var(--spacing-xs);
    list-style-type: disc;
}

.intro-image {
    flex: 1;
    min-width: 300px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.intro-image img {
    max-width: 100%;
    border-radius: var(--border-radius-lg);
    box-shadow: var(--box-shadow);
    transition: var(--transition-normal);
}

.intro-image img:hover {
    transform: translateY(-5px);
    box-shadow: var(--box-shadow-hover);
}

/* Learning Tips */
.learning-tips {
    margin-top: var(--spacing-xl);
}

.learning-tips h3 {
    text-align: center;
    color: var(--text-primary);
    margin-bottom: var(--spacing-lg);
    font-size: 1.6rem;
    position: relative;
}

.learning-tips h3::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 50px;
    height: 3px;
    background-color: var(--primary-color);
    border-radius: 2px;
}

.tips-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-lg);
}

.tip-card {
    background-color: var(--bg-secondary);
    border-radius: var(--border-radius-md);
    padding: var(--spacing-lg);
    text-align: center;
    box-shadow: var(--box-shadow-light);
    transition: var(--transition-normal);
    border: 1px solid var(--border-light);
}

.tip-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--box-shadow-hover);
}

.tip-card i {
    font-size: 2rem;
    color: var(--primary-color);
    margin-bottom: var(--spacing-sm);
}

.tip-card h4 {
    color: var(--text-primary);
    margin-bottom: var(--spacing-sm);
    font-size: 1.2rem;
}

.tip-card p {
    color: var(--text-secondary);
    font-size: 0.95rem;
}

/* Hiragana Chart Section */
.hiragana-chart-section {
    background-color: var(--bg-secondary);
    position: relative;
    padding-bottom: var(--spacing-xl);
}

.hiragana-chart-section::before {
    content: '';
    position: absolute;
    bottom: -100px;
    left: -100px;
    width: 300px;
    height: 300px;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><text y=".9em" font-size="90" fill="rgba(67,97,238,0.05)">ひ</text></svg>') no-repeat center;
    background-size: contain;
    opacity: 0.5;
    z-index: 0;
}

.hiragana-container {
    background-color: var(--bg-primary);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
    box-shadow: var(--box-shadow);
    position: relative;
    z-index: 1;
    border: 1px solid var(--border-light);
}

.hiragana-container h3 {
    color: var(--text-primary);
    margin-bottom: var(--spacing-lg);
    font-size: 1.4rem;
    text-align: center;
}

.hiragana-row {
    display: flex;
    justify-content: center;
    margin-bottom: var(--spacing-md);
}

.hiragana-cell {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    width: 90px;  /* Increased from 70px */
    height: 100px; /* Increased from 80px */
    margin: 0 var(--spacing-sm); /* Slightly larger margin between cells */
    background-color: var(--bg-secondary);
    border-radius: var(--border-radius-md);
    transition: var(--transition-normal);
    cursor: pointer;
    border: 1px solid var(--border-light);
    position: relative;
    overflow: hidden;
}

.hiragana-cell::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
    opacity: 0;
    transition: var(--transition-normal);
}

.hiragana-cell:hover {
    transform: translateY(-5px);
    box-shadow: var(--box-shadow);
}

.hiragana-cell:hover::before {
    opacity: 1;
}

.hiragana-cell.empty {
    background-color: transparent;
    border: none;
    cursor: default;
}

.hiragana-cell.empty:hover {
    transform: none;
    box-shadow: none;
}

.kana {
    font-family: var(--font-japanese);
    font-size: 2.4rem; /* Increased from 1.8rem */
    color: var(--text-primary);
    margin-bottom: var(--spacing-sm); /* More space between kana and romaji */
}

.romaji {
    font-size: 1.1rem; /* Increased from 0.9rem */
    color: var(--text-secondary);
}

/* Practice Section */
.practice-section {
    background-color: var(--bg-primary);
    position: relative;
    padding: var(--spacing-xl) 0;
}

.practice-options {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-lg);
}

.practice-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: var(--spacing-lg);
    background-color: var(--bg-secondary);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--box-shadow-light);
    transition: var(--transition-normal);
    text-align: center;
    color: var(--text-primary);
    border: 1px solid var(--border-light);
}

.practice-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--box-shadow-hover);
    text-decoration: none;
}

.practice-icon {
    width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: var(--white);
    border-radius: 50%;
    font-size: 1.5rem;
    margin-bottom: var(--spacing-md);
}

.practice-card h3 {
    color: var(--text-primary);
    margin-bottom: var(--spacing-sm);
    font-size: 1.3rem;
}

.practice-card p {
    color: var(--text-secondary);
    font-size: 0.95rem;
}

/* Modal Popup */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.6);
    z-index: 1050;
    overflow-y: auto;
    animation: fadeIn 0.3s ease;
    padding: 0 10px; /* Tambahkan padding untuk perangkat mobile */
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

.modal-content {
    position: relative;
    margin: 30px auto; /* Kurangi margin atas */
    width: 95%; /* Perlebar sedikit */
    max-width: 800px;
    background-color: var(--bg-primary);
    border-radius: var(--border-radius-lg);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
    padding: var(--spacing-md); /* Kurangi padding untuk mobile */
    animation: slideUp 0.4s ease;
    overflow: hidden; /* Mencegah konten meluap */
}

@keyframes slideUp {
    from { transform: translateY(50px); opacity: 0; }
    to { transform: translateY(0); opacity: 1; }
}

.close-modal {
    position: absolute;
    top: 20px;
    right: 20px;
    font-size: 1.8rem;
    color: var(--text-secondary);
    cursor: pointer;
    transition: var(--transition-fast);
}

.close-modal:hover {
    color: var(--primary-color);
    transform: rotate(90deg);
}

.modal-header {
    text-align: center;
    margin-bottom: var(--spacing-lg);
    padding-bottom: var(--spacing-md);
    border-bottom: 1px solid var(--border-light);
}

.modal-header h2 {
    font-family: var(--font-japanese);
    font-size: 5rem;
    color: var(--text-primary);
    margin-bottom: var(--spacing-xs);
}

.modal-header h3 {
    font-size: 1.5rem;
    color: var(--text-secondary);
    font-weight: 500;
}

.modal-body {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-lg);
}

.kana-details {
    grid-column: 1 / 3;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
}

.pronunciation, .stroke-order {
    background-color: var(--bg-secondary);
    border-radius: var(--border-radius-md);
    padding: var(--spacing-lg);
    border: 1px solid var(--border-light);
}

.pronunciation h4, .stroke-order h4, .example-words h4, .practice-area h4 {
    color: var(--text-primary);
    margin-bottom: var(--spacing-md);
    font-size: 1.2rem;
}

.btn-audio, .btn-stroke {
    width: 100%;
    padding: 12px;
    border-radius: var(--border-radius-md);
    font-weight: 500;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition-normal);
}

.btn-audio {
    background-color: var(--secondary-color);
    color: var(--white);
}

.btn-audio:hover {
    background-color: var(--secondary-dark);
    transform: translateY(-2px);
}

.btn-stroke {
    background-color: transparent;
    color: var(--text-primary);
    border: 1px solid var(--border-medium);
}

.btn-stroke:hover {
    background-color: var(--bg-tertiary);
    transform: translateY(-2px);
}

.btn-audio i, .btn-stroke i {
    margin-right: var(--spacing-sm);
}

#stroke-order-animation {
    height: 200px;
    background-color: var(--bg-primary);
    border-radius: var(--border-radius-md);
    margin-bottom: var(--spacing-md);
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px dashed var(--border-medium);
}

.example-words {
    background-color: var(--bg-secondary);
    border-radius: var(--border-radius-md);
    padding: var(--spacing-lg);
    border: 1px solid var(--border-light);
}

#example-list {
    list-style-type: none;
    padding: 0;
}

#example-list li {
    display: flex;
    justify-content: space-between;
    padding: var(--spacing-sm) 0;
    border-bottom: 1px solid var(--border-light);
    color: var(--text-secondary);
}

#example-list li:last-child {
    border-bottom: none;
}

#example-list .japanese {
    font-family: var(--font-japanese);
    font-weight: 500;
    color: var(--text-primary);
}

.practice-area {
    background-color: var(--bg-secondary);
    border-radius: var(--border-radius-md);
    padding: var(--spacing-lg);
    border: 1px solid var(--border-light);
}

#practice-canvas {
    width: 100%;
    height: 200px;
    background-color: var(--bg-primary);
    border-radius: var(--border-radius-md);
    margin-bottom: var(--spacing-md);
    border: 1px solid var(--border-medium);
    cursor: crosshair;
}

.practice-controls {
    display: flex;
    justify-content: flex-end;
}

#clear-canvas {
    padding: 8px 16px;
    font-size: 0.9rem;
}

/* Responsive Design */
@media screen and (max-width: 991px) {
    .intro-content {
        flex-direction: column;
    }
    
    .intro-image {
        order: -1;
        margin-bottom: var(--spacing-md);
    }
    
    .modal-body {
        grid-template-columns: 1fr;
    }
    
    .kana-details {
        grid-column: 1;
        grid-template-columns: 1fr;
    }
    
    .hiragana-cell {
        width: 80px;
        height: 90px;
    }
    
    .kana {
        font-size: 2.2rem;
    }
}

@media screen and (max-width: 768px) {

    .modal-body {
        grid-template-columns: 1fr !important; /* Pastikan single column */
        gap: var(--spacing-md);
    }
    
    .kana-details {
        grid-column: 1;
        grid-template-columns: 1fr !important; /* Pastikan single column */
        gap: var(--spacing-md);
    }
    
    .modal-header h2 {
        font-size: 4rem; /* Ukuran yang konsisten */
    }
    
    .modal-header h3 {
        font-size: 1.2rem;
    }
    
    #practice-canvas {
        height: 180px; /* Tinggi canvas yang cukup */
    }
    
    /* Tambahkan margin untuk memisahkan setiap bagian */
    .pronunciation, .stroke-order, .example-words, .practice-area {
        margin-bottom: var(--spacing-md);
    }
    
    /* Pastikan contoh kata tertata dengan baik */
    #example-list li {
        padding: var(--spacing-md) 0;
    }

    .hiragana-cell {
        width: 70px;
        height: 80px;
    }
    
    .kana {
        font-size: 2rem;
    }
    
    .romaji {
        font-size: 1rem;
    }
    
    .modal-content {
        padding: var(--spacing-lg);
        margin: 30px auto;
    }
    
    .modal-header h2 {
        font-size: 4rem;
    }
}

@media screen and (max-width: 576px) {
    .hiragana-cell {
        width: 60px;
        height: 70px;
    }
    
    .kana {
        font-size: 1.7rem;
    }
    
    .romaji {
        font-size: 0.9rem;
    }
    
    .modal-header h2 {
        font-size: 3rem;
    }
    
    .modal-header h3 {
        font-size: 1.2rem;
    }
}

@media screen and (max-width: 480px) {
    .modal-content {
        margin: 10px auto;
        padding: var(--spacing-sm);
    }
    
    .modal-header h2 {
        font-size: 3.2rem;
    }
    
    .modal-header h3 {
        font-size: 1rem;
    }
    
    .btn-audio, .btn-stroke {
        padding: 10px; /* Ukuran button yang lebih mudah ditekan */
    }
    
    #stroke-order-animation {
        height: 130px;
    }
    
    #practice-canvas {
        height: 150px;
        touch-action: none !important; /* Pastikan tidak scroll saat menggambar */
    }
    
    #example-list li {
        flex-direction: column;
        align-items: flex-start;
        padding: var(--spacing-sm) 0;
    }
    
    .close-modal {
        top: 5px;
        right: 5px;
        font-size: 1.5rem; /* Ukuran tombol close yang lebih kecil */
    }
}

/* Fix khusus untuk area latihan pada mobile */
#practice-canvas {
    touch-action: none;
    cursor: crosshair;
    background-color: var(--bg-primary);
    border: 2px solid var(--border-medium); /* Border yang lebih tebal */
}

/* Dark Mode Adjustments - These should be added automatically by the theme toggle */
[data-theme="dark"] .practice-area {
    border-color: var(--border-medium);
}

[data-theme="dark"] #practice-canvas {
    border-color: var(--border-dark);
}

/* Animation for hiragana cells */
.hiragana-cell {
    animation: fadeInScale 0.5s ease forwards;
    opacity: 0;
    transform: scale(0.8);
}

@keyframes fadeInScale {
    from {
        opacity: 0;
        transform: scale(0.8);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

/* Add animation delay for each cell to create a wave effect */
.hiragana-row:nth-child(1) .hiragana-cell:nth-child(1) { animation-delay: 0.05s; }
.hiragana-row:nth-child(1) .hiragana-cell:nth-child(2) { animation-delay: 0.1s; }
.hiragana-row:nth-child(1) .hiragana-cell:nth-child(3) { animation-delay: 0.15s; }
.hiragana-row:nth-child(1) .hiragana-cell:nth-child(4) { animation-delay: 0.2s; }
.hiragana-row:nth-child(1) .hiragana-cell:nth-child(5) { animation-delay: 0.25s; }

.hiragana-row:nth-child(2) .hiragana-cell:nth-child(1) { animation-delay: 0.1s; }
.hiragana-row:nth-child(2) .hiragana-cell:nth-child(2) { animation-delay: 0.15s; }
.hiragana-row:nth-child(2) .hiragana-cell:nth-child(3) { animation-delay: 0.2s; }
.hiragana-row:nth-child(2) .hiragana-cell:nth-child(4) { animation-delay: 0.25s; }
.hiragana-row:nth-child(2) .hiragana-cell:nth-child(5) { animation-delay: 0.3s; }

/* Accessibility focus styles */
.hiragana-cell:focus {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}

.btn:focus {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}