/* =========================================
   COMPONENTS STYLES
   - Buttons
   - Badges
   - Input Fields
   - Filter Chips
   - Modals
   - Other Reusable Components
   ========================================= */

/* ==================== 
   Input Fields
   ==================== */
#searchInput {
    width: 100%;
    padding: 10px 40px 10px 15px;
    font-size: 1rem;
    background: var(--bg-element);
    color: var(--text-primary);
    border: 2px solid var(--border-default);
    border-radius: 8px;
    transition: all 0.3s;
}

#searchInput:focus {
    outline: none;
    border-color: var(--border-focus);
    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
}

#radicalSearchInput {
    width: 100%;
    padding: 10px 40px 10px 15px;
    font-size: 1rem;
    background: var(--bg-element);
    color: var(--text-primary);
    border: 2px solid var(--border-default);
    border-radius: 8px;
    transition: all 0.3s;
}

#radicalSearchInput:focus {
    outline: none;
    border-color: var(--border-focus);
    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
}

.filter-group select {
    width: 100%;
    padding: 10px;
    border: 2px solid var(--border-default);
    border-radius: 8px;
    font-size: 1rem;
    background: var(--bg-element);
    color: var(--text-primary);
    cursor: pointer;
    transition: all 0.3s;
}

.filter-group select:focus {
    outline: none;
    border-color: var(--border-focus);
}

.dropdown-search-input {
    width: 100%;
    padding: 8px 10px;
    border: 1px solid var(--border-default);
    border-radius: 6px;
    font-size: 0.9rem;
    background: var(--bg-element);
    color: var(--text-primary);
}

.dropdown-search-input:focus {
    outline: none;
    border-color: var(--border-focus);
}

/* ==================== 
   Buttons
   ==================== */

/* Clear Search Button */
.clear-search-btn {
    position: absolute;
    right: 10px;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    font-size: 1.5rem;
    color: var(--text-tertiary);
    cursor: pointer;
    display: none;
    padding: 5px;
    width: 30px;
    height: 30px;
    border-radius: 50%;
    transition: all 0.2s;
}

.clear-search-btn:hover {
    color: var(--text-primary);
    background: var(--bg-hover-hard);
}

/* Favorites Toggle Button */
.favorites-toggle-btn {
    padding: 10px 20px;
    font-size: 1rem;
    font-weight: 600;
    background: var(--bg-element);
    color: var(--text-primary);
    border: 2px solid var(--border-default);
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 2px 4px var(--shadow-default);
}

.favorites-toggle-btn:hover {
    background: var(--accent-orange-bg);
    border-color: var(--accent-orange);
    color: var(--accent-orange-hover);
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(255, 152, 0, 0.2);
}

.favorites-toggle-btn.active {
    background: var(--accent-orange);
    color: white;
    border-color: var(--accent-orange);
    box-shadow: 0 4px 12px rgba(255, 152, 0, 0.3);
}

.favorites-toggle-btn #favoritesCount {
    font-weight: 700;
}

/* Chosung Buttons */
.chosung-btn {
    min-width: 50px;
    padding: 10px 16px;
    font-size: 1.1rem;
    font-weight: 600;
    background: var(--bg-element);
    color: var(--text-primary);
    border: 2px solid var(--border-default);
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 2px 4px var(--shadow-default);
}

.chosung-btn:hover {
    background: var(--bg-hover-hard);
    color: var(--text-primary);
    border-color: var(--border-dark);
    transform: translateY(-2px);
    box-shadow: 0 2px 4px var(--shadow-default);
}

.chosung-btn.active {
    background: var(--bg-hover-hard);
    color: var(--text-primary);
    border: 2px solid var(--border-dark);
    box-shadow: none;
}

/* Syllable Buttons */
.syllable-btn {
    min-width: 45px;
    padding: 8px 12px;
    font-size: 0.95rem;
    font-weight: 500;
    background: var(--bg-hover-soft);
    color: var(--text-primary);
    border: 1px solid var(--border-default);
    border-radius: 6px;
    cursor: pointer;
    transition: all 0.2s ease;
}

.syllable-btn:hover {
    background: var(--bg-hover-hard);
    color: var(--text-primary);
    border-color: var(--border-dark);
    transform: translateY(-1px);
}

.syllable-btn.active {
    background: var(--bg-hover-hard);
    color: var(--text-primary);
    border-color: var(--border-dark);
    font-weight: 600;
}

/* Pagination Buttons */
.pagination > button {
    min-width: 32px;
    height: 32px;
    padding: 0;
    font-size: 1.4rem;
    font-weight: 400;
    background: var(--bg-element);
    color: var(--text-primary);
    border: 1px solid var(--border-default);
    border-radius: 3px;
    cursor: pointer;
    transition: all 0.2s;
}

.pagination > button:hover:not(:disabled) {
    background: var(--accent-blue-bg);
    border-color: var(--accent-blue);
    color: var(--accent-blue);
}

.pagination > button:disabled {
    background: var(--bg-element);
    color: var(--border-default);
    border-color: var(--border-light);
    cursor: not-allowed;
}

.page-numbers button {
    min-width: 32px;
    height: 32px;
    padding: 0;
    font-size: 0.9rem;
    font-weight: 400;
    background: var(--bg-element);
    color: var(--text-primary);
    border: 1px solid var(--border-default);
    border-radius: 3px;
    cursor: pointer;
    transition: all 0.2s;
}

.page-numbers button:hover {
    background: var(--accent-blue-bg);
    border-color: var(--accent-blue);
    color: var(--accent-blue);
}

.page-numbers button.active {
    background: var(--accent-blue);
    color: white;
    border-color: var(--accent-blue);
    font-weight: 600;
    cursor: default;
}

.page-numbers button.active:hover {
    background: var(--accent-blue);
    border-color: var(--accent-blue);
}

/* Dark Mode Toggle Button */
.dark-mode-btn {
    width: 30px;
    height: 30px;
    font-size: 1.5rem;
    background: var(--bg-element);
    color: var(--text-primary);
    border: 2px solid var(--border-default);
    border-radius: 50%;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 2px 4px var(--shadow-default);
    display: flex;
    align-items: center;
    justify-content: center;
    line-height: 1;
}

.dark-mode-btn:hover {
    transform: scale(1.1);
    box-shadow: 0 4px 8px var(--shadow-default);
}

/* Recent View Button */
.recent-view-btn {
    padding: 10px 20px;
    font-size: 1rem;
    font-weight: 600;
    background: var(--bg-element);
    color: var(--text-primary);
    border: 2px solid var(--border-default);
    border-radius: 8px;
    cursor: pointer;
    margin-left: 10px;
    transition: all 0.3s ease;
    box-shadow: 0 2px 4px var(--shadow-default);
}

.recent-view-btn:hover {
    background: var(--accent-teal-bg);
    border-color: var(--accent-teal);
    color: var(--accent-teal-dark);
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(0, 150, 136, 0.2);
}

.recent-view-btn #recentViewCount {
    font-weight: 700;
}

/* Close Recent Button */
.close-recent-btn {
    background: none;
    border: none;
    color: white;
    font-size: 1.5rem;
    cursor: pointer;
    padding: 0;
    line-height: 1;
}

/* Delete Recent Button */
.delete-recent-btn {
    background: none;
    border: none;
    color: var(--accent-delete);
    font-size: 1.2rem;
    cursor: pointer;
    padding: 5px;
    margin-left: 5px;
}

.delete-recent-btn:hover {
    color: var(--accent-delete-hover);
}

/* Clear Recent Button */
.clear-recent-btn {
    background: var(--length-none-bg);
    border: 1px solid var(--border-default);
    padding: 8px 16px;
    border-radius: 20px;
    cursor: pointer;
    font-size: 0.9rem;
    color: var(--text-secondary);
    transition: all 0.2s;
}

.clear-recent-btn:hover {
    background: var(--accent-delete-bg);
    color: var(--accent-delete-hover);
    border-color: #ffcdd2;
}

/* Dropdown Buttons */
.dropdown-button {
    width: 100%;
    padding: 10px 12px;
    background: var(--bg-element);
    border: 1px solid var(--border-default);
    border-radius: 6px;
    font-size: 1rem;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: all 0.2s ease;
    color: var(--text-primary);
}

.dropdown-button:hover {
    border-color: var(--border-dark);
    background: var(--bg-hover-soft);
}

.dropdown-button:focus {
    outline: none;
    border-color: var(--border-focus);
    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
}

.dropdown-label {
    flex: 1;
    text-align: left;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.dropdown-arrow {
    margin-left: 8px;
    font-size: 0.8rem;
    color: var(--text-secondary);
    transition: transform 0.2s ease;
}

.custom-dropdown.open .dropdown-arrow {
    transform: rotate(180deg);
}

.dropdown-apply-btn,
.dropdown-reset-btn {
    flex: 1;
    padding: 8px 12px;
    border: none;
    border-radius: 6px;
    font-size: 0.9rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
}

.dropdown-apply-btn {
    background: var(--primary-color);
    color: white;
}

.dropdown-apply-btn:hover {
    background: var(--border-focus);
}

.dropdown-reset-btn {
    background: var(--length-none-bg);
    color: var(--text-secondary);
}

.dropdown-reset-btn:hover {
    background: var(--border-default);
}

/* Stroke Buttons (Radicals Page) */
.stroke-btn {
    flex: 0 0 auto;
    padding: 10px 20px;
    border: 1px solid #e0e0e0;
    border-radius: 20px;
    background-color: white;
    cursor: pointer;
    font-size: 1rem;
    transition: all 0.2s ease;
}

.stroke-btn:hover {
    background-color: #f5f5f5;
    transform: translateY(-2px);
}

.stroke-btn.active {
    background-color: #3498db;
    color: white;
    border-color: #3498db;
    font-weight: bold;
    box-shadow: 0 4px 6px rgba(52, 152, 219, 0.3);
}

/* Radical Buttons */
.radical-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 8px 10px;
    background-color: white;
    border: 1px solid #eee;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.2s ease;
}

.radical-btn:hover {
    background: var(--accent-blue-bg);
    border-color: var(--accent-blue);
    transform: translateY(-3px);
    box-shadow: 0 6px 12px var(--shadow-default);
}

.radical-btn:active {
    transform: translateY(-1px);
}

/* ==================== 
   Badges
   ==================== */

/* Grade Badges */
.grade-badge {
    display: inline-block;
    padding: 4px 12px;
    border-radius: 12px;
    font-size: 0.85em;
    font-weight: 600;
    text-align: center;
    min-width: 60px;
    transition: all 0.2s ease;
    white-space: nowrap;
    border: 1px solid transparent;
    cursor: pointer;
}

.grade-badge:hover {
    transform: translateY(-2px) scale(1.05);
    box-shadow: 0 4px 12px var(--shadow-strong);
    filter: brightness(1.1);
}

.grade-badge:active {
    transform: translateY(0) scale(1.02);
}

.grade-8 {
    background: var(--grade-8-bg);
    color: var(--grade-8-text);
    border-color: var(--grade-8-border);
}

.grade-7-2 {
    background: var(--grade-7-2-bg);
    color: var(--grade-7-2-text);
}

.grade-7 {
    background: var(--grade-7-bg);
    color: var(--grade-7-text);
}

.grade-6-2 {
    background: var(--grade-6-2-bg);
    color: var(--grade-6-2-text);
}

.grade-6 {
    background: var(--grade-6-bg);
    color: var(--grade-6-text);
}

.grade-5-2 {
    background: var(--grade-5-2-bg);
    color: var(--grade-5-2-text);
}

.grade-5 {
    background: var(--grade-5-bg);
    color: var(--grade-5-text);
}

.grade-4-2 {
    background: var(--grade-4-2-bg);
    color: var(--grade-4-2-text);
}

.grade-4 {
    background: var(--grade-4-bg);
    color: var(--grade-4-text);
}

.grade-3-2 {
    background: var(--grade-3-2-bg);
    color: var(--grade-3-2-text);
}

.grade-3 {
    background: var(--grade-3-bg);
    color: var(--grade-3-text);
    border: 2px solid var(--grade-3-border);
    font-weight: 700;
}

.grade-special-2 {
    background: var(--grade-sp2-bg);
    color: var(--grade-sp2-text);
    border: 2px solid var(--grade-sp2-border);
    font-weight: 700;
    box-shadow: 0 2px 8px rgba(100, 181, 246, 0.3);
}

.grade-special {
    background: linear-gradient(135deg, var(--grade-sp-bg-grad-start) 0%, var(--grade-sp-bg-grad-end) 100%);
    color: var(--grade-sp-text);
    border: 2px solid var(--grade-sp-border);
    font-weight: 700;
    box-shadow: 0 3px 10px rgba(255, 215, 0, 0.4);
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.5);
}

.grade-default {
    background: var(--length-none-bg);
    color: var(--length-none-text);
    border: 1px solid var(--length-none-border);
}

/* Length Badges */
.length-badge {
    display: inline-block;
    padding: 4px 10px;
    border-radius: 12px;
    font-size: 0.85rem;
    font-weight: 600;
    white-space: nowrap;
    cursor: pointer;
}

.length-badge:hover {
    transform: translateY(-2px) scale(1.05);
    box-shadow: 0 4px 8px var(--shadow-default);
    filter: brightness(1.1);
}

.length-장음 {
    background: var(--length-long-bg);
    color: var(--length-long-text);
    border: 1px solid var(--length-long-border);
}

.length-단음 {
    background: var(--length-short-bg);
    color: var(--length-short-text);
    border: 1px solid var(--length-short-border);
}

.length-없음 {
    background: var(--length-none-bg);
    color: var(--length-none-text);
    border: 1px solid var(--length-none-border);
}

/* ==================== 
   Filter Chips
   ==================== */
.filter-chip {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 6px 4px 6px 12px;
    background: var(--bg-element);
    border: 1px solid var(--border-default);
    border-radius: 16px;
    font-size: 0.9rem;
    box-shadow: 0 1px 3px var(--shadow-default);
    transition: all 0.2s ease;
}

.filter-chip:hover {
    box-shadow: 0 2px 6px var(--shadow-default);
}

.filter-chip-label {
    color: var(--text-secondary);
    font-weight: 500;
    font-size: 0.85rem;
}

.filter-chip-value {
    color: var(--text-primary);
    font-weight: 600;
}

.filter-chip-remove {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 20px;
    height: 20px;
    background: var(--border-light);
    border: none;
    border-radius: 50%;
    cursor: pointer;
    font-size: 1.1rem;
    line-height: 1;
    color: var(--text-secondary);
    transition: all 0.2s ease;
    padding: 0;
}

.filter-chip-remove:hover {
    background: var(--accent-delete-hover);
    color: white;
    transform: scale(1.1);
}

.filter-chip-remove:active {
    transform: scale(0.95);
}

/* ==================== 
   Special Text Elements
   ==================== */
.hanja-char {
    font-size: 1rem;
    font-weight: normal;
    color: var(--text-primary);
    font-family: 'Noto Serif KR', 'HanaMinB', 'Malgun Gothic', 'Dotum', sans-serif;
}

.blog-link {
    color: var(--text-primary);
    text-decoration: none;
    font-size: 1.4rem;
    display: inline-block;
    transition: all 0.3s;
    line-height: 1;
}

body.dark-mode .blog-link {
    color: var(--text-link);
}

.blog-link:hover {
    transform: scale(1.2);
    filter: brightness(1.3);
}

.radical-char {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 0;
    font-family: 'Noto Serif KR', 'HanaMinB', 'Malgun Gothic', 'Dotum', serif;
}

.radical-count {
    font-size: 0.85rem;
    color: var(--text-secondary);
    font-weight: 600;
}

.radical-meaning {
    font-size: 0.8rem;
    color: var(--text-secondary);
    margin-bottom: 2px;
    font-weight: 500;
}

.selected-radical-meaning {
    font-size: 1rem;
    color: var(--text-secondary);
    font-weight: normal;
}

#selectedRadical {
    font-size: 1.3rem;
    color: var(--primary-color);
    margin-right: 15px;
}

.recent-hanja {
    font-size: 1.4rem;
    font-weight: bold;
    color: var(--accent-teal-dark);
    font-family: 'Times New Roman', serif;
}

.recent-hanja sup {
    font-size: 0.7rem;
    color: var(--text-secondary);
    margin-left: 2px;
    vertical-align: super;
}

.recent-detail {
    font-size: 0.8rem;
    color: var(--text-tertiary);
}

/* ==================== 
   Favorite Star Button
   ==================== */
.favorite-star {
    background: none;
    border: none;
    font-size: 1.3rem;
    cursor: pointer;
    padding: 4px;
    line-height: 1;
    transition: all 0.2s ease;
    filter: grayscale(100%);
    opacity: 0.5;
}

.favorite-star:hover {
    filter: grayscale(0%);
    opacity: 1;
    transform: scale(1.2);
}

.favorite-star.active {
    filter: grayscale(0%);
    opacity: 1;
}

.favorite-star.active:hover {
    transform: scale(1.3) rotate(20deg);
}

.favorite-btn {
    background: none;
    border: none;
    font-size: 1.3rem;
    cursor: pointer;
    padding: 4px;
    line-height: 1;
    transition: all 0.2s ease;
    filter: grayscale(100%);
    opacity: 0.5;
}

.favorite-btn:hover {
    filter: grayscale(0%);
    opacity: 1;
    transform: scale(1.2);
}

.favorite-btn.active {
    filter: grayscale(0%);
    opacity: 1;
}

.favorite-btn.active:hover {
    transform: scale(1.3) rotate(20deg);
}

/* ==================== 
   Checkbox Items
   ==================== */
.checkbox-item {
    display: flex;
    align-items: center;
    padding: 8px 10px;
    cursor: pointer;
    border-radius: 4px;
    transition: background 0.2s ease;
    user-select: none;
    color: var(--text-primary);
}

.checkbox-item:hover {
    background: var(--bg-hover-soft);
}

.checkbox-item input[type="checkbox"] {
    margin: 0 8px 0 0;
    cursor: pointer;
    width: 16px;
    height: 16px;
}

/* ==================== 
   Messages
   ==================== */
.loading-msg {
    text-align: center;
    padding: 30px;
    font-size: 1.1rem;
    color: var(--text-secondary);
    font-weight: 600;
    background: var(--bg-hover-soft);
    margin-bottom: 20px;
    border-radius: 8px;
}

.no-syllables-message {
    padding: 15px;
    background: var(--bg-element);
    border-radius: 8px;
    color: var(--text-tertiary);
    text-align: center;
    font-size: 0.9rem;
}

.empty-msg {
    text-align: center;
    padding: 40px 20px;
    color: var(--text-tertiary);
}

.no-radicals {
    padding: 30px;
    text-align: center;
    color: var(--text-secondary);
    font-size: 1.1rem;
    grid-column: 1 / -1;
}

/* ==================== 
   Mobile Responsive Components
   ==================== */
@media (max-width: 768px) {
    .dark-mode-btn {
        width: 32px;
        height: 32px;
        font-size: 1.1rem;
    }

    .favorites-toggle-btn {
        padding: 8px 15px;
        font-size: 0.9rem;
    }

    .chosung-btn {
        min-width: 42px;
        padding: 8px 12px;
        font-size: 1rem;
    }

    .syllable-btn {
        min-width: 40px;
        padding: 6px 10px;
        font-size: 0.9rem;
    }

    .hanja-char {
        font-size: 0.85rem;
    }

    .pagination > button {
        min-width: 28px;
        height: 28px;
        font-size: 1.2rem;
    }

    .page-numbers button {
        min-width: 28px;
        height: 28px;
        font-size: 0.85rem;
    }

    .recent-view-btn {
        padding: 8px 15px;
        font-size: 0.9rem;
        margin-left: 5px;
    }

    .radical-btn {
        padding: 12px 8px;
        min-height: 70px;
    }

    .radical-char {
        font-size: 1.6rem;
    }

    .radical-count {
        font-size: 0.75rem;
    }

    #selectedRadical {
        font-size: 1.1rem;
    }

    .nav-link {
        padding: 8px 15px;
        font-size: 0.9rem;
    }
}