* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Courier New', monospace;
    background: #f5f5f5;
    min-height: 100vh;
    max-height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    color: #000;
    overflow: hidden;
    /* Paper grid background */
    background-image:
        linear-gradient(rgba(0, 0, 0, 0.05) 1px, transparent 1px),
        linear-gradient(90deg, rgba(0, 0, 0, 0.05) 1px, transparent 1px);
    background-size: 20px 20px;
    transition: background 0.3s ease, color 0.3s ease;
}

/* Dark Mode */
body.dark-mode {
    background: #1a1a1a;
    color: #e0e0e0;
    background-image:
        linear-gradient(rgba(255, 255, 255, 0.05) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.05) 1px, transparent 1px);
    background-size: 20px 20px;
}

.container {
    text-align: center;
    padding: 20px;
    max-height: 100vh;
    overflow: hidden;
    width: 100%;
}

.game-header {
    margin-bottom: 10px;
}

.stats {
    display: flex;
    justify-content: center;
    gap: 40px;
    margin: 0 auto 10px;
    width: 100%;
    max-width: 720px;
}

.stat {
    background: rgba(255, 255, 255, 0.8);
    padding: 10px 20px;
    border-radius: 5px;
    border: 2px solid #333;
    box-shadow: 2px 2px 4px rgba(0, 0, 0, 0.1);
}

.label {
    font-weight: bold;
    margin-right: 10px;
    color: #000;
}

.value {
    font-size: 1.2em;
    color: #333;
}

.difficulty-value {
    display: inline-block;
    position: relative;
    transition: color 0.35s ease;
}

.difficulty-value.difficulty-fade-out {
    animation: difficultyFadeOut 0.45s ease-in forwards;
}

.difficulty-value.difficulty-pop-in {
    animation: difficultyPopIn 0.7s ease-out forwards;
}

@keyframes difficultyFadeOut {
    0% {
        opacity: 1;
        transform: scale(1);
        color: #333;
    }
    50% {
        opacity: 0.55;
        transform: scale(0.85);
        color: #666;
    }
    100% {
        opacity: 0;
        transform: scale(0.7);
        color: #bbb;
    }
}

@keyframes difficultyPopIn {
    0% {
        opacity: 0;
        transform: scale(0.85);
        color: #ccc;
    }
    35% {
        opacity: 0.85;
        transform: scale(1.28);
        color: #444;
    }
    65% {
        opacity: 1;
        transform: scale(1.1);
        color: #222;
    }
    100% {
        opacity: 1;
        transform: scale(1);
        color: #333;
    }
}

#power-stat {
    border-color: #666;
}

#power-stat .label {
    color: #000;
}

#power-stacks {
    color: #333;
    font-size: 1.4em;
    font-weight: bold;
    text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.2);
    letter-spacing: 2px;
}

.game-wrapper {
    display: flex;
    gap: 20px;
    justify-content: center;
    align-items: flex-start;
    position: relative; /* For Quick Snap overlay positioning */
    margin-left: auto;
    margin-right: auto;
}

#gameCanvas {
    border: 3px solid #000;
    background: #fff;
    box-shadow: 4px 4px 8px rgba(0, 0, 0, 0.15);
    flex-shrink: 0;
    margin-left: auto;
    margin-right: auto;
    max-width: 100%;
    max-height: calc(100vh - 300px); /* Fit within viewport minus header/footer space */
    height: auto;
    width: auto;
}

.translation-panel {
    background: rgba(255, 255, 255, 0.95);
    border: 3px solid #000;
    border-radius: 5px;
    padding: 15px;
    width: 250px;
    height: 600px;
    box-shadow: 4px 4px 8px rgba(0, 0, 0, 0.15);
    display: flex;
    flex-direction: column;
    position: absolute;
    left: calc(50% + 410px); /* 400px (half canvas) + 10px gap */
    top: 0;
    transition: width 0.3s ease, padding 0.3s ease, opacity 0.3s ease;
    overflow: hidden;
}

.translation-panel.collapsed {
    width: 50px;
    padding: 15px 5px;
}

.collapse-btn {
    position: absolute;
    top: 10px;
    left: 10px;
    background: rgba(0, 0, 0, 0.8);
    color: #fff;
    border: 2px solid #333;
    border-radius: 3px;
    padding: 5px 10px;
    cursor: pointer;
    font-size: 1.2em;
    z-index: 10;
    transition: all 0.3s ease;
    box-shadow: 2px 2px 4px rgba(0, 0, 0, 0.2);
}

.collapse-btn:hover {
    background: rgba(0, 0, 0, 0.95);
    transform: scale(1.1);
}

.translation-panel.collapsed .collapse-btn {
    left: 50%;
    transform: translateX(-50%) rotate(180deg);
}

.translation-panel.collapsed .collapse-btn:hover {
    transform: translateX(-50%) rotate(180deg) scale(1.1);
}

.translation-panel.collapsed h3,
.translation-panel.collapsed .translation-list {
    opacity: 0;
    pointer-events: none;
}

.vertical-label {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%) rotate(90deg);
    transform-origin: center;
    font-weight: bold;
    font-size: 1.6em;
    color: #000;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s ease;
    white-space: nowrap;
    letter-spacing: 3px;
    margin-top: 20px;
}

.translation-panel.collapsed .vertical-label {
    opacity: 1;
}

.translation-panel h3 {
    color: #000;
    margin-bottom: 10px;
    padding-bottom: 10px;
    border-bottom: 2px solid #333;
    font-size: 1.3em;
    text-align: center;
    transition: opacity 0.3s ease;
}

.translation-list {
    flex: 1;
    overflow-y: auto;
    padding-right: 5px;
}

.translation-list::-webkit-scrollbar {
    width: 8px;
}

.translation-list::-webkit-scrollbar-track {
    background: rgba(0, 0, 0, 0.05);
    border-radius: 4px;
}

.translation-list::-webkit-scrollbar-thumb {
    background: rgba(0, 0, 0, 0.2);
    border-radius: 4px;
}

.translation-list::-webkit-scrollbar-thumb:hover {
    background: rgba(0, 0, 0, 0.3);
}

.translation-item {
    background: rgba(0, 0, 0, 0.03);
    border-left: 3px solid #666;
    padding: 10px;
    margin-bottom: 8px;
    border-radius: 3px;
    animation: slideIn 0.3s ease-out;
}

.translation-item.new {
    border-left-color: #2196F3;
    background: rgba(33, 150, 243, 0.1);
}

.translation-item .word {
    font-weight: bold;
    color: #000;
    font-size: 1.1em;
    margin-bottom: 5px;
}

.translation-item .thai {
    color: #555;
    font-size: 1em;
}

.empty-state {
    text-align: center;
    color: #999;
    padding: 20px;
    font-style: italic;
}

@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateX(20px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.credit-text {
    position: absolute;
    left: -60px;
    top: 50%;
    transform: translateY(-50%) rotate(-90deg);
    transform-origin: center;
    font: bold 12px 'Courier New', monospace;
    letter-spacing: 2px;
    color: #000;
    z-index: 100;
    white-space: nowrap;
}

.instructions {
    margin-top: 20px;
    background: rgba(255, 255, 255, 0.8);
    padding: 15px;
    border-radius: 5px;
    border: 2px solid #333;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
    box-shadow: 2px 2px 4px rgba(0, 0, 0, 0.1);
    font-size: 15px;
}

/* Hide instructions if viewport is too small to prevent overflow */
@media (max-height: 900px) {
    .instructions {
        display: none;
    }
}

.instructions h3 {
    color: #000;
    margin-bottom: 10px;
    font-size: 19px;
}

.instructions p {
    margin: 5px 0;
    color: #333;
    font-size: 14px;
}

@media (max-width: 1100px) {
    .game-wrapper {
        flex-direction: column;
        align-items: center;
    }

    .translation-panel {
        width: 100%;
        max-width: 800px;
        height: 300px;
    }

    .translation-panel.collapsed {
        height: 50px;
        width: 100%;
    }

    .vertical-label {
        top: 50%;
        left: 100px;
        transform: translateY(-50%) rotate(0deg);
    }

    .translation-panel.collapsed .collapse-btn {
        left: 10px;
        transform: rotate(270deg);
    }

    .translation-panel.collapsed .collapse-btn:hover {
        transform: rotate(270deg) scale(1.1);
    }

    #gameCanvas {
        max-width: 100%;
        height: auto;
    }

    .stats {
        flex-direction: column;
        gap: 10px;
    }
}

/* Quick Snap Overlay - Black and White Theme */
.quick-snap-overlay {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%) scale(0.8);
    width: 320px;
    max-height: 400px;
    background: rgba(255, 255, 255, 0.98);
    border: 3px solid #000;
    border-radius: 0;
    box-shadow:
        0 0 0 1px #000,
        4px 4px 0 0 rgba(0, 0, 0, 0.2),
        0 8px 24px rgba(0, 0, 0, 0.3);
    z-index: 1000;
    opacity: 0;
    visibility: hidden;
    transition: all 0.25s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.quick-snap-overlay.visible {
    opacity: 1;
    visibility: visible;
    transform: translate(-50%, -50%) scale(1);
}

.quick-snap-header {
    background: #000;
    color: #fff;
    padding: 15px 20px;
    border-bottom: 3px solid #000;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.quick-snap-title {
    font-size: 1.2em;
    font-weight: bold;
    letter-spacing: 2px;
    text-transform: uppercase;
}

.quick-snap-hint {
    font-size: 0.75em;
    opacity: 0.7;
    background: rgba(255, 255, 255, 0.15);
    padding: 3px 8px;
    border: 1px solid rgba(255, 255, 255, 0.3);
}

.quick-snap-list {
    padding: 20px;
    max-height: 330px;
    overflow-y: auto;
}

.quick-snap-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 12px 15px;
    margin-bottom: 10px;
    background: #fff;
    border: 2px solid #e0e0e0;
    border-left: 5px solid #000;
    transition: all 0.2s ease;
}

.quick-snap-item:hover {
    background: #f5f5f5;
    border-color: #000;
    transform: translateX(5px);
}

.quick-snap-item.latest {
    background: #f0f0f0;
    border: 2px solid #000;
    border-left: 6px solid #000;
    box-shadow: 2px 2px 4px rgba(0, 0, 0, 0.1);
    animation: quickSnapHighlight 0.5s ease;
}

@keyframes quickSnapHighlight {
    0%, 100% {
        background: #f0f0f0;
    }
    50% {
        background: #e5e5e5;
    }
}

.qs-word {
    font-weight: bold;
    font-size: 1.1em;
    color: #000;
    flex: 1;
}

.qs-thai {
    font-size: 1em;
    color: #333;
    font-weight: bold;
    margin-left: 15px;
}

.qs-empty {
    text-align: center;
    color: #999;
    font-style: italic;
    padding: 40px 20px;
}

/* Responsive adjustments for Quick Snap */
@media (max-width: 900px) {
    .quick-snap-overlay {
        width: 90%;
        max-width: 350px;
    }
}

/* Dark Mode Overrides */
body.dark-mode .stat {
    background: rgba(50, 50, 50, 0.8);
    border-color: #666;
}

body.dark-mode .label {
    color: #e0e0e0;
}

body.dark-mode .value {
    color: #b0b0b0;
}

body.dark-mode #gameCanvas {
    border-color: #444;
    background: #2a2a2a;
}

body.dark-mode .translation-panel {
    background: rgba(40, 40, 40, 0.95);
    border-color: #555;
}

body.dark-mode .translation-panel h3 {
    color: #e0e0e0;
    border-bottom-color: #555;
}

body.dark-mode .vertical-label {
    color: #e0e0e0;
}

body.dark-mode .translation-list::-webkit-scrollbar-track {
    background: rgba(255, 255, 255, 0.05);
}

body.dark-mode .translation-list::-webkit-scrollbar-thumb {
    background: rgba(255, 255, 255, 0.2);
}

body.dark-mode .translation-list::-webkit-scrollbar-thumb:hover {
    background: rgba(255, 255, 255, 0.3);
}

body.dark-mode .translation-item {
    background: rgba(255, 255, 255, 0.05);
    border-left-color: #888;
}

body.dark-mode .translation-item.new {
    border-left-color: #64B5F6;
    background: rgba(100, 181, 246, 0.15);
}

body.dark-mode .translation-item .word {
    color: #e0e0e0;
}

body.dark-mode .translation-item .thai {
    color: #aaa;
}

body.dark-mode .empty-state {
    color: #666;
}

body.dark-mode .credit-text {
    color: #fff;
}

body.dark-mode .instructions {
    background: rgba(40, 40, 40, 0.8);
    border-color: #555;
}

body.dark-mode .instructions h3 {
    color: #e0e0e0;
}

body.dark-mode .instructions p {
    color: #b0b0b0;
}

body.dark-mode .collapse-btn {
    background: rgba(255, 255, 255, 0.1);
    border-color: #666;
}

body.dark-mode .collapse-btn:hover {
    background: rgba(255, 255, 255, 0.2);
}

body.dark-mode .quick-snap-overlay {
    background: rgba(40, 40, 40, 0.98);
    border-color: #555;
    box-shadow:
        0 0 0 1px #555,
        4px 4px 0 0 rgba(0, 0, 0, 0.3),
        0 8px 24px rgba(0, 0, 0, 0.5);
}

body.dark-mode .quick-snap-header {
    background: #2a2a2a;
    color: #e0e0e0;
    border-bottom-color: #555;
}

body.dark-mode .quick-snap-hint {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.2);
}

body.dark-mode .quick-snap-item {
    background: #333;
    border-color: #555;
    border-left-color: #888;
}

body.dark-mode .quick-snap-item:hover {
    background: #3a3a3a;
    border-color: #666;
}

body.dark-mode .quick-snap-item.latest {
    background: #3a3a3a;
    border-color: #666;
    border-left-color: #999;
    box-shadow: 2px 2px 4px rgba(0, 0, 0, 0.1);
}

body.dark-mode .qs-word {
    color: #e0e0e0;
}

body.dark-mode .qs-thai {
    color: #b0b0b0;
}

body.dark-mode .qs-empty {
    color: #666;
}

/* Theme Toggle Button */
.stat:has(.theme-toggle) {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    padding: 6px 14px;
}

.theme-toggle {
    background: transparent;
    border: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 0;
    transition: opacity 0.25s ease;
    color: #000;
    font: inherit;
}

.theme-toggle:hover {
    opacity: 0.85;
}

.theme-toggle .toggle-track {
    position: relative;
    width: 42px;
    height: 20px;
    border: 2px solid #000;
    border-radius: 999px;
    background: #fff;
    display: inline-flex;
    align-items: center;
    padding: 2px;
    transition: background 0.25s ease, border-color 0.25s ease;
}

.theme-toggle .toggle-thumb {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: #000;
    transform: translateX(0);
    transition: transform 0.25s ease, background 0.25s ease;
}

.theme-toggle .toggle-label {
    font-size: 1.1em;
    letter-spacing: 0.5px;
    font-weight: bold;
    display: inline-block;
    width: 80px;
    text-align: center;
}

body.dark-mode .theme-toggle {
    color: #fff;
}

body.dark-mode .theme-toggle .toggle-track {
    background: #000;
    border-color: #fff;
}

body.dark-mode .theme-toggle .toggle-thumb,
.theme-toggle.is-dark .toggle-thumb {
    background: #fff;
    transform: translateX(22px);
}

/* Floating action buttons */
.floating-actions {
    position: fixed;
    right: 30px;
    bottom: 30px;
    display: flex;
    align-items: center;
    gap: 18px;
    z-index: 2000;
}

.floating-btn {
    background: transparent;
    color: #000;
    border: none;
    font: bold 12px 'Courier New', monospace;
    letter-spacing: 1px;
    cursor: pointer;
    padding: 0;
    text-decoration: underline;
    text-transform: uppercase;
    transition: opacity 0.2s ease;
}

.floating-btn:hover {
    opacity: 0.7;
}

body.dark-mode .floating-btn {
    color: #fff;
}

/* Popups */
.popup-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.45);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 30px;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.25s ease;
    z-index: 2500;
}

.popup-overlay.visible {
    opacity: 1;
    pointer-events: auto;
}

.popup-window {
    background: rgba(255, 255, 255, 0.96);
    border: 3px solid #000;
    padding: 24px 28px;
    max-width: 360px;
    width: 100%;
    box-shadow: 8px 8px 0 rgba(0, 0, 0, 0.35);
    position: relative;
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.25s ease, transform 0.25s ease;
}

.popup-overlay.visible .popup-window {
    opacity: 1;
    transform: translateY(0);
}

.popup-window h3 {
    margin-top: 0;
    margin-bottom: 10px;
    font-size: 1.4em;
    letter-spacing: 1px;
    text-transform: uppercase;
}

.popup-window p {
    margin: 0;
    line-height: 1.6;
    color: #333;
}

.popup-close {
    position: absolute;
    top: 8px;
    right: 10px;
    background: transparent;
    border: none;
    font-size: 1.6em;
    cursor: pointer;
    color: #333;
    line-height: 1;
}

.popup-close:hover {
    color: #000;
}

body.dark-mode .popup-window {
    background: rgba(18, 18, 18, 0.96);
    border-color: #fff;
    box-shadow: 8px 8px 0 rgba(255, 255, 255, 0.15);
}

body.dark-mode .popup-window h3,
body.dark-mode .popup-window p {
    color: #f0f0f0;
}

body.dark-mode .popup-window a {
    color: #64B5F6;
}

body.dark-mode .popup-close {
    color: #f0f0f0;
}

body.dark-mode .popup-close:hover {
    color: #fff;
}

.popup-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 14px;
}

.popup-content.credits {
    align-items: stretch;
    gap: 16px;
}

.popup-content.credits .credit-item h4 {
    margin: 0 0 6px;
    font-size: 1.05em;
    letter-spacing: 0.5px;
}

.popup-content.credits .credit-item p {
    margin: 0;
    font-size: 0.9em;
    line-height: 1.5;
}

.popup-content.credits .credit-item a {
    color: inherit;
}

.build-badge {
    position: fixed;
    left: 24px;
    bottom: 20px;
    font: bold 12px 'Courier New', monospace;
    letter-spacing: 1px;
    color: #000;
}

body.dark-mode .build-badge {
    color: #fff;
}

.popup-content img {
    max-width: 220px;
    width: 100%;
    border: 2px solid #000;
    border-radius: 8px;
    background: #fff;
}

body.dark-mode .popup-content img {
    border-color: #fff;
    background: #111;
}

.popup-content a {
    color: #000;
    font-weight: bold;
    text-decoration: none;
    border-bottom: 1px dashed #000;
    transition: color 0.2s, border-color 0.2s;
}

.popup-content a:hover {
    color: #555;
    border-color: #555;
}

/* ============================================
   VOCABULARY LIBRARY STYLES - MINIMAL BLACK & WHITE
   ============================================ */

/* Library Window */
.library-window {
    max-width: 850px;
    width: 85vw;
    max-height: 80vh;
    background: #fff;
    border: 3px solid #000;
}

body.dark-mode .library-window {
    background: #1a1a1a;
    border-color: #fff;
}

/* Set Detail Window */
.set-detail-window {
    max-width: 700px;
    width: 80vw;
    max-height: 85vh;
    display: flex;
    flex-direction: column;
    background: #fff;
    border: 3px solid #000;
}

body.dark-mode .set-detail-window {
    background: #1a1a1a;
    border-color: #fff;
}

.set-detail-header {
    padding: 0 0 16px 0;
    border-bottom: 2px solid #000;
    margin-bottom: 20px;
}

body.dark-mode .set-detail-header {
    border-bottom-color: #fff;
}

.set-detail-meta {
    display: flex;
    gap: 16px;
    margin-top: 8px;
    flex-wrap: wrap;
}

.set-detail-meta span {
    font-size: 13px;
    color: #666;
}

body.dark-mode .set-detail-meta span {
    color: #999;
}

.detail-category {
    font-weight: bold;
}

.set-detail-description {
    margin-top: 12px;
    color: #333;
    line-height: 1.5;
    font-size: 14px;
}

body.dark-mode .set-detail-description {
    color: #bbb;
}

.set-detail-rating {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-top: 12px;
}

/* Word List Container */
.word-list-container {
    flex: 1;
    overflow: hidden;
    display: flex;
    flex-direction: column;
}

.word-list-header h4 {
    margin: 0 0 12px 0;
    font-size: 16px;
    color: #000;
}

body.dark-mode .word-list-header h4 {
    color: #e0e0e0;
}

.word-list {
    flex: 1;
    overflow-y: auto;
    border: 2px solid #333;
    border-radius: 4px;
    background: #f9f9f9;
}

body.dark-mode .word-list {
    background: #1a1a1a;
    border-color: #555;
}

.word-list-table {
    width: 100%;
}

.word-list-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    border-bottom: 1px solid #000;
}

body.dark-mode .word-list-row {
    border-bottom-color: #fff;
}

.word-list-row:last-child {
    border-bottom: none;
}

.word-list-header-row {
    background: #eee;
    font-weight: bold;
    position: sticky;
    top: 0;
    z-index: 10;
}

body.dark-mode .word-list-header-row {
    background: #2a2a2a;
}

.word-list-col {
    padding: 10px 14px;
    font-size: 13px;
    border-right: 1px solid #000;
}

body.dark-mode .word-list-col {
    border-right-color: #fff;
}

.word-list-col:last-child {
    border-right: none;
}

.word-list-row:not(.word-list-header-row):hover {
    background: #f5f5f5;
}

body.dark-mode .word-list-row:not(.word-list-header-row):hover {
    background: #222;
}

.set-detail-actions {
    display: flex;
    gap: 12px;
    justify-content: space-between;
    align-items: center;
    margin-top: 20px;
    padding-top: 16px;
    border-top: 2px solid #000;
}

body.dark-mode .set-detail-actions {
    border-top-color: #fff;
}

.set-detail-actions-right {
    display: flex;
    gap: 12px;
}

.btn-large {
    padding: 14px 28px;
    font-size: 16px;
    font-weight: bold;
}

.library-controls {
    display: flex;
    gap: 12px;
    margin-bottom: 20px;
    flex-wrap: wrap;
    align-items: center;
}

.library-search {
    flex: 1;
    min-width: 200px;
}

.library-search input {
    width: 100%;
    padding: 10px 14px;
    border: 2px solid #000;
    border-radius: 0;
    font-family: 'Courier New', monospace;
    font-size: 14px;
    background: #fff;
    color: #000;
    transition: border-color 0.2s;
}

.library-search input:focus {
    outline: none;
    border-color: #333;
}

body.dark-mode .library-search input {
    background: #1a1a1a;
    color: #e0e0e0;
    border-color: #fff;
}

body.dark-mode .library-search input:focus {
    border-color: #ccc;
}

.library-filters {
    display: flex;
    gap: 10px;
}

.library-filters select {
    padding: 10px 14px;
    border: 2px solid #000;
    border-radius: 0;
    font-family: 'Courier New', monospace;
    font-size: 14px;
    background: #fff;
    color: #000;
    cursor: pointer;
    transition: border-color 0.2s;
}

.library-filters select:focus {
    outline: none;
    border-color: #333;
}

body.dark-mode .library-filters select {
    background: #1a1a1a;
    color: #e0e0e0;
    border-color: #fff;
}

body.dark-mode .library-filters select:focus {
    border-color: #ccc;
}

/* Library Grid */
.library-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 16px;
    max-height: 55vh;
    overflow-y: auto;
    padding: 10px;
}

.library-grid::-webkit-scrollbar {
    width: 10px;
}

.library-grid::-webkit-scrollbar-track {
    background: rgba(0, 0, 0, 0.1);
    border-radius: 5px;
}

.library-grid::-webkit-scrollbar-thumb {
    background: rgba(0, 0, 0, 0.3);
    border-radius: 5px;
}

body.dark-mode .library-grid::-webkit-scrollbar-track {
    background: rgba(255, 255, 255, 0.1);
}

body.dark-mode .library-grid::-webkit-scrollbar-thumb {
    background: rgba(255, 255, 255, 0.3);
}

.loading-message,
.no-results {
    text-align: center;
    padding: 40px;
    color: #666;
    font-style: italic;
}

body.dark-mode .loading-message,
body.dark-mode .no-results {
    color: #999;
}

/* Vocabulary Set Card */
.vocab-set-card {
    background: #fff;
    border: 2px solid #000;
    border-radius: 0;
    padding: 16px;
    box-shadow: 3px 3px 0 rgba(0, 0, 0, 1);
    transition: transform 0.1s, box-shadow 0.1s;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.vocab-set-card:hover {
    transform: translate(-2px, -2px);
    box-shadow: 5px 5px 0 rgba(0, 0, 0, 1);
}

body.dark-mode .vocab-set-card {
    background: #1a1a1a;
    border-color: #fff;
    box-shadow: 3px 3px 0 rgba(255, 255, 255, 1);
}

body.dark-mode .vocab-set-card:hover {
    box-shadow: 5px 5px 0 rgba(255, 255, 255, 1);
}

.set-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 8px;
}

.set-name {
    font-size: 16px;
    font-weight: bold;
    color: #000;
    margin: 0;
    flex: 1;
}

body.dark-mode .set-name {
    color: #e0e0e0;
}

.set-badges {
    display: flex;
    gap: 4px;
    flex-wrap: wrap;
}

.badge {
    font-size: 10px;
    padding: 2px 6px;
    border-radius: 0;
    font-weight: bold;
    white-space: nowrap;
    border: 1px solid #000;
}

.badge-official {
    background: #000;
    color: #fff;
}

.badge-current {
    background: #fff;
    color: #000;
    border: 2px solid #000;
}

.badge-warning {
    background: #000;
    color: #fff;
}

body.dark-mode .badge {
    border-color: #fff;
}

body.dark-mode .badge-official {
    background: #fff;
    color: #000;
}

body.dark-mode .badge-current {
    background: #000;
    color: #fff;
    border-color: #fff;
}

body.dark-mode .badge-warning {
    background: #fff;
    color: #000;
}

.set-meta {
    display: flex;
    gap: 12px;
    font-size: 12px;
    color: #666;
}

body.dark-mode .set-meta {
    color: #999;
}

.set-category {
    font-weight: bold;
}

.set-description {
    font-size: 13px;
    color: #333;
    line-height: 1.4;
    flex: 1;
}

body.dark-mode .set-description {
    color: #bbb;
}

.set-author {
    font-size: 12px;
    color: #666;
    font-style: italic;
}

body.dark-mode .set-author {
    color: #999;
}

.set-rating {
    display: flex;
    align-items: center;
    gap: 8px;
}

.stars-display {
    display: flex;
    gap: 2px;
}

.stars-display .star {
    font-size: 16px;
}

.stars-display .star.filled {
    color: #000;
}

.stars-display .star.half {
    color: #000;
    opacity: 0.5;
}

.stars-display .star.empty {
    color: #ccc;
}

body.dark-mode .stars-display .star.filled {
    color: #fff;
}

body.dark-mode .stars-display .star.half {
    color: #fff;
    opacity: 0.5;
}

body.dark-mode .stars-display .star.empty {
    color: #555;
}

.rating-count {
    font-size: 12px;
    color: #666;
}

body.dark-mode .rating-count {
    color: #999;
}

.set-actions {
    display: flex;
    gap: 8px;
    margin-top: 8px;
}

.set-actions button {
    flex: 1;
    padding: 8px 12px;
    font-size: 13px;
}

/* Button Styles - Minimal Black & White */
.btn-primary,
.btn-secondary,
.btn-danger,
.btn-report {
    font-family: 'Courier New', monospace;
    font-weight: bold;
    border: 2px solid #000;
    border-radius: 0;
    cursor: pointer;
    transition: all 0.1s;
    padding: 10px 16px;
    box-shadow: 2px 2px 0 rgba(0, 0, 0, 1);
}

.btn-primary {
    background: #000;
    color: #fff;
}

.btn-primary:hover:not(:disabled) {
    background: #333;
    transform: translate(-1px, -1px);
    box-shadow: 3px 3px 0 rgba(0, 0, 0, 1);
}

.btn-primary:disabled {
    background: #999;
    border-color: #666;
    cursor: not-allowed;
    opacity: 0.5;
}

.btn-secondary {
    background: #fff;
    color: #000;
}

.btn-secondary:hover:not(:disabled) {
    background: #f0f0f0;
    transform: translate(-1px, -1px);
    box-shadow: 3px 3px 0 rgba(0, 0, 0, 1);
}

.btn-danger {
    background: #000;
    color: #fff;
}

.btn-danger:hover {
    background: #333;
    transform: translate(-1px, -1px);
    box-shadow: 3px 3px 0 rgba(0, 0, 0, 1);
}

.btn-report {
    background: #fff;
    color: #000;
}

.btn-report:hover {
    background: #f0f0f0;
    transform: translate(-1px, -1px);
    box-shadow: 3px 3px 0 rgba(0, 0, 0, 1);
}

body.dark-mode .btn-primary,
body.dark-mode .btn-secondary,
body.dark-mode .btn-danger,
body.dark-mode .btn-report {
    border-color: #fff;
}

body.dark-mode .btn-primary {
    background: #fff;
    color: #000;
    box-shadow: 2px 2px 0 rgba(255, 255, 255, 1);
}

body.dark-mode .btn-primary:hover:not(:disabled) {
    background: #e0e0e0;
    box-shadow: 3px 3px 0 rgba(255, 255, 255, 1);
}

body.dark-mode .btn-secondary {
    background: #000;
    color: #fff;
    box-shadow: 2px 2px 0 rgba(255, 255, 255, 1);
}

body.dark-mode .btn-secondary:hover:not(:disabled) {
    background: #1a1a1a;
    box-shadow: 3px 3px 0 rgba(255, 255, 255, 1);
}

body.dark-mode .btn-danger {
    background: #fff;
    color: #000;
    box-shadow: 2px 2px 0 rgba(255, 255, 255, 1);
}

body.dark-mode .btn-danger:hover {
    background: #e0e0e0;
    box-shadow: 3px 3px 0 rgba(255, 255, 255, 1);
}

body.dark-mode .btn-report {
    background: #000;
    color: #fff;
    box-shadow: 2px 2px 0 rgba(255, 255, 255, 1);
}

body.dark-mode .btn-report:hover {
    background: #1a1a1a;
    box-shadow: 3px 3px 0 rgba(255, 255, 255, 1);
}

/* Rating Modal */
.rating-window {
    max-width: 500px;
}

.rating-prompt {
    margin-bottom: 20px;
    font-size: 16px;
}

.star-rating {
    display: flex;
    justify-content: center;
    gap: 10px;
    margin: 30px 0;
    font-size: 48px;
}

.star-rating .star {
    cursor: pointer;
    color: #ccc;
    transition: all 0.1s;
    user-select: none;
}

.star-rating .star:hover,
.star-rating .star.active {
    color: #000;
}

body.dark-mode .star-rating .star {
    color: #555;
}

body.dark-mode .star-rating .star:hover,
body.dark-mode .star-rating .star.active {
    color: #fff;
}

.rating-actions {
    display: flex;
    gap: 12px;
    justify-content: center;
    margin-top: 20px;
}

.rating-actions button {
    min-width: 120px;
}

/* Create Set Modal */
.create-set-window {
    max-width: 600px;
}

.form-group {
    margin-bottom: 16px;
    text-align: left;
}

.form-group label {
    display: block;
    margin-bottom: 6px;
    font-weight: bold;
    font-size: 14px;
}

.form-group input[type="text"],
.form-group textarea,
.form-group select {
    width: 100%;
    padding: 10px;
    border: 2px solid #000;
    border-radius: 0;
    font-family: 'Courier New', monospace;
    font-size: 14px;
    background: #fff;
    color: #000;
}

.form-group input[type="file"] {
    width: 100%;
    padding: 8px;
    font-family: 'Courier New', monospace;
    font-size: 13px;
}

.form-group small {
    display: block;
    margin-top: 4px;
    font-size: 12px;
    color: #666;
}

body.dark-mode .form-group input[type="text"],
body.dark-mode .form-group textarea,
body.dark-mode .form-group select {
    background: #2a2a2a;
    color: #e0e0e0;
    border-color: #fff;
}

body.dark-mode .form-group small {
    color: #999;
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
    outline: none;
    border-color: #000;
    box-shadow: 2px 2px 0 rgba(0, 0, 0, 1);
}

body.dark-mode .form-group input:focus,
body.dark-mode .form-group textarea:focus,
body.dark-mode .form-group select:focus {
    border-color: #fff;
    box-shadow: 2px 2px 0 rgba(255, 255, 255, 1);
}

.form-actions {
    display: flex;
    gap: 12px;
    justify-content: flex-end;
    margin-top: 24px;
}

.form-actions button {
    min-width: 100px;
}

/* Confirmation Dialog */
.confirm-window {
    max-width: 450px;
}

.confirm-message {
    font-size: 15px;
    line-height: 1.6;
    margin: 16px 0 24px 0;
    text-align: center;
}

.confirm-actions {
    display: flex;
    gap: 12px;
    justify-content: center;
    margin-top: 20px;
}

.confirm-actions button {
    min-width: 120px;
    font-size: 14px;
}