/* ==========================================
   TRANSLATION PANEL - Clean Minimalist Design
   ========================================== */

/* Overlay */
.translation-panel-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.3);
    z-index: 9998;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, visibility 0.3s ease;
}

.translation-panel-overlay.active {
    opacity: 1;
    visibility: visible;
}

/* Main Panel - Slides from LEFT */
.translation-panel {
    position: fixed;
    top: 0;
    left: 0;
    width: 340px;
    max-width: 90vw;
    height: 100vh;
    background: #ffffff;
    z-index: 9999;
    transform: translateX(-100%);
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    display: flex;
    flex-direction: column;
    box-shadow: 4px 0 20px rgba(0, 0, 0, 0.08);
}

.translation-panel.active {
    transform: translateX(0);
}

/* Hide sidebar when translation panel is active */
body.translation-panel-active .sidebar,
body.translation-panel-active #sidebar {
    transform: translateX(-100%);
    opacity: 0;
    pointer-events: none;
}

/* Hide old modal when panel is active */
body.translation-panel-active #translationModal {
    display: none !important;
}

/* Panel Header */
.translation-panel-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 24px;
    border-bottom: 1px solid #f0f0f0;
    background: #ffffff;
}

.translation-panel-header h2 {
    margin: 0;
    font-size: 18px;
    font-weight: 600;
    color: #1a1a1a;
    letter-spacing: -0.01em;
}

.translation-panel-close {
    width: 36px;
    height: 36px;
    border: none;
    background: transparent;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 8px;
    color: #666;
    transition: all 0.2s ease;
}

.translation-panel-close:hover {
    background: #f5f5f5;
    color: #1a1a1a;
}

.translation-panel-close svg {
    width: 20px;
    height: 20px;
}

/* Search Container */
.translation-search-container {
    padding: 16px 24px;
    background: #ffffff;
    border-bottom: 1px solid #f0f0f0;
}

.translation-search-input {
    width: 100%;
    padding: 12px 16px;
    border: 1px solid #e5e5e5;
    border-radius: 10px;
    font-size: 14px;
    background: #fafafa;
    color: #1a1a1a;
    transition: all 0.2s ease;
    outline: none;
    box-sizing: border-box;
}

.translation-search-input::placeholder {
    color: #999;
}

.translation-search-input:focus {
    background: #ffffff;
    border-color: #c4b5fd;
    box-shadow: 0 0 0 3px rgba(196, 181, 253, 0.15);
}

/* Panel Content */
.translation-panel-content {
    flex: 1;
    overflow-y: auto;
    padding: 8px 0;
    background: #ffffff;
}

/* Category Titles */
.translation-category-title {
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: #8b8b8b;
    padding: 16px 24px 8px;
    margin: 0;
}

/* Translation Cards */
.translation-card {
    display: flex;
    align-items: center;
    padding: 12px 24px;
    cursor: pointer;
    transition: background 0.15s ease;
    gap: 14px;
    border: none;
    background: transparent;
}

.translation-card:hover {
    background: #f8f8f8;
}

.translation-card.active {
    background: #f5f3ff;
}

/* Card Icon/Abbreviation - Light Lavender */
.translation-card-icon {
    width: 44px;
    height: 44px;
    border-radius: 10px;
    background: #ede9fe;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 11px;
    font-weight: 600;
    color: #7c3aed;
    flex-shrink: 0;
    letter-spacing: -0.02em;
    text-transform: uppercase;
}

/* Active state - darker lavender */
.translation-card.active .translation-card-icon {
    background: #c4b5fd;
    color: #5b21b6;
}

/* Card Info */
.translation-card-info {
    flex: 1;
    min-width: 0;
}

.translation-card-name {
    font-size: 14px;
    font-weight: 500;
    color: #1a1a1a;
    margin: 0;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    line-height: 1.4;
}

.translation-card-abbr {
    font-size: 12px;
    color: #888;
    margin: 2px 0 0 0;
}

.translation-card-book-count {
    font-size: 10px;
    color: #aaa;
    margin: 2px 0 0 0;
    font-weight: 500;
}

/* Checkmark */
.translation-card-check {
    width: 24px;
    height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    color: #7c3aed;
    flex-shrink: 0;
}

.translation-card.active .translation-card-check {
    opacity: 1;
}

/* No Results */
.translation-no-results {
    display: none;
    text-align: center;
    padding: 40px 24px;
    color: #888;
    font-size: 14px;
}

/* Loading State */
.translation-panel-loading {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 60px 24px;
    color: #888;
    font-size: 14px;
}

/* Error State */
.translation-panel-error {
    text-align: center;
    padding: 40px 24px;
    color: #666;
}

.translation-panel-error button {
    margin-top: 16px;
    padding: 10px 20px;
    background: #f5f3ff;
    border: 1px solid #ede9fe;
    border-radius: 8px;
    color: #7c3aed;
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s ease;
}

.translation-panel-error button:hover {
    background: #ede9fe;
}

/* ==========================================
   DARK THEME
   ========================================== */

[data-theme="dark"] .translation-panel {
    background: #1a1a1a;
    box-shadow: 4px 0 20px rgba(0, 0, 0, 0.3);
}

[data-theme="dark"] .translation-panel-header {
    background: #1a1a1a;
    border-color: #2a2a2a;
}

[data-theme="dark"] .translation-panel-header h2 {
    color: #f0f0f0;
}

[data-theme="dark"] .translation-panel-close {
    color: #999;
}

[data-theme="dark"] .translation-panel-close:hover {
    background: #2a2a2a;
    color: #f0f0f0;
}

[data-theme="dark"] .translation-search-container {
    background: #1a1a1a;
    border-color: #2a2a2a;
}

[data-theme="dark"] .translation-search-input {
    background: #252525;
    border-color: #333;
    color: #f0f0f0;
}

[data-theme="dark"] .translation-search-input::placeholder {
    color: #666;
}

[data-theme="dark"] .translation-search-input:focus {
    background: #2a2a2a;
    border-color: #7c3aed;
    box-shadow: 0 0 0 3px rgba(124, 58, 237, 0.15);
}

[data-theme="dark"] .translation-panel-content {
    background: #1a1a1a;
}

[data-theme="dark"] .translation-category-title {
    color: #666;
}

[data-theme="dark"] .translation-card:hover {
    background: #252525;
}

[data-theme="dark"] .translation-card.active {
    background: rgba(124, 58, 237, 0.1);
}

[data-theme="dark"] .translation-card-icon {
    background: rgba(139, 92, 246, 0.2);
    color: #c4b5fd;
}

[data-theme="dark"] .translation-card.active .translation-card-icon {
    background: rgba(139, 92, 246, 0.4);
    color: #e9d5ff;
}

[data-theme="dark"] .translation-card-name {
    color: #f0f0f0;
}

[data-theme="dark"] .translation-card-abbr {
    color: #666;
}

[data-theme="dark"] .translation-card-book-count {
    color: #555;
}

[data-theme="dark"] .translation-card-check {
    color: #a78bfa;
}

[data-theme="dark"] .translation-no-results {
    color: #666;
}

[data-theme="dark"] .translation-panel-loading {
    color: #666;
}

[data-theme="dark"] .translation-panel-error {
    color: #999;
}

[data-theme="dark"] .translation-panel-error button {
    background: rgba(124, 58, 237, 0.1);
    border-color: rgba(124, 58, 237, 0.2);
    color: #a78bfa;
}

[data-theme="dark"] .translation-panel-error button:hover {
    background: rgba(124, 58, 237, 0.2);
}

/* ==========================================
   MOBILE RESPONSIVE
   ========================================== */

@media (max-width: 480px) {
    .translation-panel {
        width: 100%;
        max-width: 100%;
    }
    
    .translation-panel-header {
        padding: 16px 20px;
    }
    
    .translation-search-container {
        padding: 12px 20px;
    }
    
    .translation-card {
        padding: 12px 20px;
    }
    
    .translation-category-title {
        padding: 14px 20px 6px;
    }
}