/**
 * Score Keeper - Game Guides Stylesheet
 * Comprehensive styling for rules and guide pages
 */

/* ========================================
   Guide Hub Page Styles
   ======================================== */

.guides-hero {
    text-align: center;
    padding: var(--spacing-xl) 0;
    margin-bottom: var(--spacing-xl);
}

.guides-hero-title {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: var(--spacing-sm);
    background: linear-gradient(135deg, #fff 0%, var(--accent-purple-light) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.guides-hero-subtitle {
    font-size: 1.1rem;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-lg);
}

/* Search Bar */
.guides-search {
    max-width: 500px;
    margin: 0 auto var(--spacing-lg);
}

.search-input-wrapper {
    position: relative;
}

.search-input {
    width: 100%;
    padding: var(--spacing-md) var(--spacing-lg);
    padding-left: 50px;
    background: var(--bg-card);
    border: 2px solid var(--border-color);
    border-radius: var(--radius-lg);
    color: var(--text-primary);
    font-size: 1rem;
    transition: all var(--transition-normal);
}

.search-input:focus {
    outline: none;
    border-color: var(--accent-purple);
    box-shadow: 0 0 0 4px rgba(139, 92, 246, 0.2);
}

.search-input::placeholder {
    color: var(--text-muted);
}

.search-icon {
    position: absolute;
    left: 18px;
    top: 50%;
    transform: translateY(-50%);
    font-size: 1.25rem;
    color: var(--text-muted);
    pointer-events: none;
}

/* Category Filters */
.guides-filters {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-xl);
}

.filter-btn {
    padding: var(--spacing-xs) var(--spacing-md);
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-full);
    color: var(--text-secondary);
    font-size: 0.875rem;
    font-weight: 500;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.filter-btn:hover {
    border-color: var(--accent-purple);
    color: var(--text-primary);
}

.filter-btn.active {
    background: var(--accent-purple);
    border-color: var(--accent-purple);
    color: white;
}

/* Guide Cards Grid */
.guides-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
}

.guide-card {
    background: var(--bg-card);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    border: 2px solid var(--border-color);
    transition: all var(--transition-normal);
    text-decoration: none;
    color: inherit;
    display: flex;
    flex-direction: column;
}

.guide-card:hover {
    border-color: var(--accent-purple);
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.guide-card-header {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-md);
}

.guide-card-icon {
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.75rem;
    background: var(--bg-dark);
    border-radius: var(--radius-md);
}

.guide-card-title {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--text-primary);
}

.guide-card-meta {
    display: flex;
    gap: var(--spacing-sm);
    flex-wrap: wrap;
}

.guide-meta-tag {
    font-size: 0.7rem;
    padding: 2px 8px;
    background: var(--bg-dark);
    border-radius: var(--radius-sm);
    color: var(--text-muted);
}

.guide-card-preview {
    flex: 1;
    font-size: 0.9rem;
    color: var(--text-secondary);
    line-height: 1.5;
    margin-bottom: var(--spacing-md);
}

.guide-card-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: var(--spacing-md);
    border-top: 1px solid var(--border-color);
}

.guide-card-btn {
    padding: var(--spacing-xs) var(--spacing-md);
    background: var(--accent-purple);
    color: white;
    border-radius: var(--radius-md);
    font-size: 0.85rem;
    font-weight: 600;
    transition: all var(--transition-fast);
}

.guide-card:hover .guide-card-btn {
    background: var(--accent-purple-light);
}

.guide-card-difficulty {
    display: flex;
    align-items: center;
    gap: 4px;
    font-size: 0.8rem;
    color: var(--text-muted);
}

.difficulty-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--border-color);
}

.difficulty-dot.filled {
    background: var(--accent-purple);
}

.difficulty-dot.filled.easy {
    background: #22c55e;
}

.difficulty-dot.filled.medium {
    background: #f59e0b;
}

.difficulty-dot.filled.hard {
    background: #ef4444;
}

/* ========================================
   Individual Guide Page Styles
   ======================================== */

.guide-page {
    max-width: 900px;
    margin: 0 auto;
}

/* Guide Header */
.guide-header {
    text-align: center;
    padding: var(--spacing-xl) 0;
    margin-bottom: var(--spacing-lg);
    border-bottom: 1px solid var(--border-color);
}

.guide-header-icon {
    font-size: 4rem;
    margin-bottom: var(--spacing-md);
    display: block;
}

.guide-header-title {
    font-size: 2.25rem;
    font-weight: 700;
    margin-bottom: var(--spacing-xs);
    color: var(--text-primary);
}

.guide-header-subtitle {
    font-size: 1.1rem;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-md);
}

.guide-header-badges {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
}

.guide-badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: var(--spacing-xs) var(--spacing-md);
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-full);
    font-size: 0.85rem;
    color: var(--text-secondary);
}

.guide-badge-icon {
    font-size: 1rem;
}

/* Tab Navigation */
.guide-tabs {
    display: flex;
    gap: 4px;
    background: var(--bg-dark);
    padding: 4px;
    border-radius: var(--radius-lg);
    margin-bottom: var(--spacing-xl);
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
}

.guide-tab {
    flex: 1;
    min-width: 120px;
    padding: var(--spacing-sm) var(--spacing-md);
    background: transparent;
    border: none;
    border-radius: var(--radius-md);
    color: var(--text-secondary);
    font-size: 0.9rem;
    font-weight: 500;
    cursor: pointer;
    transition: all var(--transition-fast);
    white-space: nowrap;
}

.guide-tab:hover {
    color: var(--text-primary);
    background: rgba(255, 255, 255, 0.05);
}

.guide-tab.active {
    background: var(--accent-purple);
    color: white;
}

/* Tab Content */
.guide-tab-content {
    display: none;
}

.guide-tab-content.active {
    display: block;
    animation: fadeIn 0.3s ease;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

/* Overview Section (Always Visible) */
.guide-overview {
    background: var(--bg-card);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
    border: 1px solid var(--border-color);
}

.overview-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: var(--spacing-md);
}

.overview-item {
    text-align: center;
    padding: var(--spacing-md);
    background: var(--bg-dark);
    border-radius: var(--radius-md);
}

.overview-item-icon {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-xs);
}

.overview-item-label {
    font-size: 0.75rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 4px;
}

.overview-item-value {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-primary);
}

/* Content Sections */
.guide-section {
    margin-bottom: var(--spacing-xl);
}

.guide-section-title {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: var(--spacing-md);
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.guide-section-title::before {
    content: '';
    width: 4px;
    height: 24px;
    background: var(--accent-purple);
    border-radius: 2px;
}

.guide-content {
    background: var(--bg-card);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    border: 1px solid var(--border-color);
}

.guide-content h3 {
    font-size: 1.15rem;
    font-weight: 600;
    margin: var(--spacing-lg) 0 var(--spacing-sm);
    color: var(--text-primary);
}

.guide-content h3:first-child {
    margin-top: 0;
}

.guide-content p {
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: var(--spacing-md);
}

.guide-content ul, .guide-content ol {
    margin: var(--spacing-md) 0;
    padding-left: var(--spacing-lg);
    color: var(--text-secondary);
}

.guide-content li {
    margin-bottom: var(--spacing-sm);
    line-height: 1.6;
}

.guide-content strong {
    color: var(--text-primary);
    font-weight: 600;
}

/* Numbered Steps */
.guide-steps {
    counter-reset: step-counter;
    list-style: none;
    padding: 0;
}

.guide-step {
    position: relative;
    padding-left: 50px;
    margin-bottom: var(--spacing-lg);
    counter-increment: step-counter;
}

.guide-step::before {
    content: counter(step-counter);
    position: absolute;
    left: 0;
    top: 0;
    width: 36px;
    height: 36px;
    background: var(--accent-purple);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 1rem;
}

.guide-step-title {
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--spacing-xs);
}

.guide-step-content {
    color: var(--text-secondary);
    line-height: 1.6;
}

/* Info Boxes */
.guide-info-box {
    padding: var(--spacing-md);
    border-radius: var(--radius-md);
    margin: var(--spacing-md) 0;
    display: flex;
    gap: var(--spacing-md);
}

.guide-info-box-icon {
    font-size: 1.5rem;
    flex-shrink: 0;
}

.guide-info-box-content {
    flex: 1;
}

.guide-info-box-title {
    font-weight: 600;
    margin-bottom: var(--spacing-xs);
}

.guide-info-box.tip {
    background: rgba(34, 197, 94, 0.1);
    border: 1px solid rgba(34, 197, 94, 0.3);
}

.guide-info-box.tip .guide-info-box-title {
    color: #22c55e;
}

.guide-info-box.warning {
    background: rgba(245, 158, 11, 0.1);
    border: 1px solid rgba(245, 158, 11, 0.3);
}

.guide-info-box.warning .guide-info-box-title {
    color: #f59e0b;
}

.guide-info-box.note {
    background: rgba(59, 130, 246, 0.1);
    border: 1px solid rgba(59, 130, 246, 0.3);
}

.guide-info-box.note .guide-info-box-title {
    color: #3b82f6;
}

.guide-info-box.important {
    background: rgba(139, 92, 246, 0.1);
    border: 1px solid rgba(139, 92, 246, 0.3);
}

.guide-info-box.important .guide-info-box-title {
    color: var(--accent-purple);
}

/* Scoring Examples */
.scoring-example {
    background: var(--bg-dark);
    border-radius: var(--radius-md);
    padding: var(--spacing-md);
    margin: var(--spacing-md) 0;
    font-family: 'Monaco', 'Consolas', monospace;
}

.scoring-example-title {
    font-size: 0.85rem;
    color: var(--text-muted);
    margin-bottom: var(--spacing-sm);
    font-family: inherit;
}

.scoring-example-row {
    display: flex;
    justify-content: space-between;
    padding: var(--spacing-xs) 0;
    border-bottom: 1px dashed var(--border-color);
}

.scoring-example-row:last-child {
    border-bottom: none;
    font-weight: 600;
    color: var(--accent-purple-light);
}

.scoring-example-label {
    color: var(--text-secondary);
}

.scoring-example-value {
    color: var(--text-primary);
}

.scoring-example-value.positive {
    color: #22c55e;
}

.scoring-example-value.negative {
    color: #ef4444;
}

/* Card Diagrams */
.card-diagram {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
    justify-content: center;
    padding: var(--spacing-lg);
    background: var(--bg-dark);
    border-radius: var(--radius-md);
    margin: var(--spacing-md) 0;
}

.diagram-card {
    width: 50px;
    height: 70px;
    background: white;
    border-radius: 6px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
}

.diagram-card.red {
    color: #dc2626;
}

.diagram-card.black {
    color: #1a1a1a;
}

.diagram-card-rank {
    font-size: 1rem;
}

.diagram-card-suit {
    font-size: 1.25rem;
}

/* Table of Contents */
.guide-toc {
    background: var(--bg-card);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
    border: 1px solid var(--border-color);
}

.guide-toc-title {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: var(--spacing-md);
    color: var(--text-primary);
}

.guide-toc-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.guide-toc-list li {
    margin-bottom: var(--spacing-xs);
}

.guide-toc-list a {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.9rem;
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-xs) 0;
    transition: color var(--transition-fast);
}

.guide-toc-list a:hover {
    color: var(--accent-purple-light);
}

.guide-toc-list a::before {
    content: '→';
    color: var(--accent-purple);
}

/* Sticky CTA */
.guide-sticky-cta {
    position: fixed;
    bottom: 20px;
    right: 20px;
    z-index: 100;
}

.guide-sticky-cta .btn {
    box-shadow: var(--shadow-lg);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

/* Collapsible Sections (Mobile) */
.guide-collapsible {
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    margin-bottom: var(--spacing-sm);
    overflow: hidden;
}

.guide-collapsible-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-md);
    background: var(--bg-card);
    cursor: pointer;
    transition: background var(--transition-fast);
}

.guide-collapsible-header:hover {
    background: var(--bg-card-hover);
}

.guide-collapsible-title {
    font-weight: 600;
    color: var(--text-primary);
}

.guide-collapsible-icon {
    transition: transform var(--transition-fast);
    color: var(--text-muted);
}

.guide-collapsible.open .guide-collapsible-icon {
    transform: rotate(180deg);
}

.guide-collapsible-content {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
}

.guide-collapsible.open .guide-collapsible-content {
    max-height: 2000px;
}

.guide-collapsible-inner {
    padding: var(--spacing-md);
    border-top: 1px solid var(--border-color);
}

/* Related Games */
.related-guides {
    margin-top: var(--spacing-xl);
    padding-top: var(--spacing-xl);
    border-top: 1px solid var(--border-color);
}

.related-guides-title {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: var(--spacing-md);
    color: var(--text-primary);
}

.related-guides-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: var(--spacing-md);
}

.related-guide-card {
    background: var(--bg-card);
    border-radius: var(--radius-md);
    padding: var(--spacing-md);
    border: 1px solid var(--border-color);
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    transition: all var(--transition-fast);
}

.related-guide-card:hover {
    border-color: var(--accent-purple);
    transform: translateY(-2px);
}

.related-guide-icon {
    font-size: 1.5rem;
}

.related-guide-name {
    font-weight: 500;
    color: var(--text-primary);
}

/* Print Styles */
@media print {
    .guide-tabs,
    .guide-sticky-cta,
    .nav-back,
    #cdn-header,
    #cdn-footer,
    .corner-suit {
        display: none !important;
    }

    .guide-tab-content {
        display: block !important;
        page-break-inside: avoid;
    }

    .guide-content {
        background: white;
        border: 1px solid #ccc;
    }

    body {
        background: white;
        color: black;
    }

    .guide-header-title,
    .guide-section-title,
    h3 {
        color: black;
    }

    .guide-content p,
    .guide-content li {
        color: #333;
    }
}

/* ========================================
   Responsive Styles
   ======================================== */

@media (max-width: 768px) {
    .guides-hero-title {
        font-size: 1.75rem;
    }

    .guides-hero-subtitle {
        font-size: 1rem;
    }

    .guides-filters {
        justify-content: flex-start;
        overflow-x: auto;
        padding-bottom: var(--spacing-sm);
        -webkit-overflow-scrolling: touch;
    }

    .filter-btn {
        flex-shrink: 0;
    }

    .guides-grid {
        grid-template-columns: 1fr;
    }

    .guide-header-icon {
        font-size: 3rem;
    }

    .guide-header-title {
        font-size: 1.75rem;
    }

    .guide-tabs {
        flex-wrap: nowrap;
        justify-content: flex-start;
    }

    .guide-tab {
        flex: 0 0 auto;
        min-width: auto;
        padding: var(--spacing-sm) var(--spacing-md);
    }

    .overview-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .guide-section-title {
        font-size: 1.25rem;
    }

    .guide-step {
        padding-left: 45px;
    }

    .guide-step::before {
        width: 32px;
        height: 32px;
        font-size: 0.9rem;
    }

    .guide-sticky-cta {
        bottom: 10px;
        right: 10px;
        left: 10px;
    }

    .guide-sticky-cta .btn {
        width: 100%;
        justify-content: center;
    }

    .card-diagram {
        gap: var(--spacing-xs);
    }

    .diagram-card {
        width: 40px;
        height: 56px;
    }

    .diagram-card-rank {
        font-size: 0.85rem;
    }

    .diagram-card-suit {
        font-size: 1rem;
    }
}

@media (max-width: 480px) {
    .overview-grid {
        grid-template-columns: 1fr 1fr;
        gap: var(--spacing-sm);
    }

    .overview-item {
        padding: var(--spacing-sm);
    }

    .overview-item-icon {
        font-size: 1.25rem;
    }

    .overview-item-value {
        font-size: 0.9rem;
    }

    .guide-header-badges {
        gap: var(--spacing-xs);
    }

    .guide-badge {
        font-size: 0.75rem;
        padding: 4px var(--spacing-sm);
    }

    .related-guides-grid {
        grid-template-columns: 1fr;
    }
}

/* No results state */
.no-results {
    text-align: center;
    padding: var(--spacing-xl);
    color: var(--text-muted);
}

.no-results-icon {
    font-size: 3rem;
    margin-bottom: var(--spacing-md);
    opacity: 0.5;
}

.no-results-text {
    font-size: 1.1rem;
}

/* ========================================
   Trick Example Visualization
   ======================================== */
.trick-example {
    background: var(--bg-dark);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    margin: var(--spacing-lg) 0;
    border: 1px solid var(--border-color);
}

.trick-play {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
}

@media (min-width: 768px) {
    .trick-play {
        grid-template-columns: repeat(4, 1fr);
    }
}

.trick-player {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-sm);
}

.trick-player-name {
    font-size: 0.85rem;
    color: var(--text-secondary);
    font-weight: 500;
    text-align: center;
}

.trick-note {
    font-size: 0.75rem;
    color: var(--text-muted);
    text-align: center;
    font-style: italic;
    max-width: 120px;
}

.trick-result {
    background: var(--bg-card);
    padding: var(--spacing-md);
    border-radius: var(--radius-md);
    text-align: center;
    color: var(--text-primary);
}

.diagram-card.winner {
    box-shadow: 0 0 0 3px #22c55e, 0 4px 12px rgba(34, 197, 94, 0.4);
}

/* ========================================
   Score Calculator
   ======================================== */
.score-calculator {
    background: var(--bg-dark);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    border: 1px solid var(--border-color);
}

.calculator-inputs {
    display: grid;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
}

@media (min-width: 600px) {
    .calculator-inputs {
        grid-template-columns: repeat(3, 1fr);
    }
}

.calculator-row {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.calculator-row label {
    font-size: 0.9rem;
    color: var(--text-secondary);
    font-weight: 500;
}

.calc-input {
    background: var(--bg-card);
    border: 2px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: var(--spacing-sm) var(--spacing-md);
    color: var(--text-primary);
    font-size: 1.25rem;
    font-weight: 600;
    text-align: center;
    width: 100%;
    transition: all var(--transition-fast);
}

.calc-input:focus {
    outline: none;
    border-color: var(--accent-purple);
    box-shadow: 0 0 0 4px rgba(139, 92, 246, 0.2);
}

.calculator-result {
    background: var(--bg-card);
    border-radius: var(--radius-md);
    padding: var(--spacing-lg);
    text-align: center;
}

.calc-score {
    font-size: 3rem;
    font-weight: 700;
    line-height: 1;
    margin-bottom: var(--spacing-sm);
}

.calc-score.positive {
    color: #22c55e;
}

.calc-score.negative {
    color: #ef4444;
}

.calc-breakdown {
    font-size: 1rem;
    color: var(--text-secondary);
}

.calc-bags-update {
    margin-top: var(--spacing-sm);
    font-size: 0.9rem;
    color: var(--accent-purple-light);
}

/* ========================================
   Scoring Example Total Row
   ======================================== */
.scoring-example-row.total {
    border-top: 2px solid var(--border-color);
    padding-top: var(--spacing-sm);
    margin-top: var(--spacing-sm);
    font-weight: 700;
}

.scoring-example-row.total .scoring-example-label,
.scoring-example-row.total .scoring-example-value {
    font-size: 1.1rem;
}

/* ========================================
   UNO-Specific Styles
   ======================================== */

/* UNO Color Badges */
.uno-colors {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
    justify-content: center;
    margin: var(--spacing-lg) 0;
}

.uno-color {
    padding: var(--spacing-sm) var(--spacing-lg);
    border-radius: var(--radius-md);
    font-weight: 700;
    color: white;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.3);
}

.uno-color.red { background: #dc2626; }
.uno-color.yellow { background: #eab308; color: #1a1a1a; text-shadow: none; }
.uno-color.green { background: #16a34a; }
.uno-color.blue { background: #2563eb; }

/* UNO Card Display */
.uno-card-display {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-md);
    justify-content: center;
    padding: var(--spacing-lg);
    background: var(--bg-dark);
    border-radius: var(--radius-md);
    margin: var(--spacing-md) 0;
}

.uno-card-display.small {
    padding: var(--spacing-md);
    gap: var(--spacing-sm);
}

.uno-card {
    width: 60px;
    height: 90px;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 1.5rem;
    color: white;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
    position: relative;
}

.uno-card-display.small .uno-card {
    width: 50px;
    height: 75px;
    font-size: 1.25rem;
}

.uno-card.red { background: linear-gradient(135deg, #ef4444 0%, #dc2626 100%); }
.uno-card.yellow {
    background: linear-gradient(135deg, #fbbf24 0%, #eab308 100%);
    color: #1a1a1a;
}
.uno-card.green { background: linear-gradient(135deg, #22c55e 0%, #16a34a 100%); }
.uno-card.blue { background: linear-gradient(135deg, #3b82f6 0%, #2563eb 100%); }
.uno-card.wild {
    background: linear-gradient(135deg, #dc2626 25%, #eab308 25%, #eab308 50%, #16a34a 50%, #16a34a 75%, #2563eb 75%);
}

.uno-card-value {
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

/* UNO Card Value Table */
.card-value-table {
    background: var(--bg-dark);
    border-radius: var(--radius-md);
    overflow: hidden;
    margin: var(--spacing-md) 0;
}

.card-value-row {
    display: flex;
    justify-content: space-between;
    padding: var(--spacing-sm) var(--spacing-md);
    border-bottom: 1px solid var(--border-color);
}

.card-value-row:last-child {
    border-bottom: none;
}

.card-value-row.header {
    background: var(--bg-card);
    font-weight: 600;
}

.card-value-name {
    color: var(--text-primary);
}

.card-value-points {
    color: var(--accent-purple-light);
    font-weight: 600;
}

/* UNO Calculator */
.uno-calculator {
    background: var(--bg-dark);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    border: 1px solid var(--border-color);
}

.uno-calc-inputs {
    display: grid;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
}

@media (min-width: 600px) {
    .uno-calc-inputs {
        grid-template-columns: repeat(3, 1fr);
    }
}

.uno-calc-group {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.uno-calc-group label {
    font-size: 0.85rem;
    color: var(--text-secondary);
    font-weight: 500;
}

.uno-calc-counter {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.uno-calc-btn {
    width: 36px;
    height: 36px;
    border-radius: var(--radius-md);
    border: 2px solid var(--border-color);
    background: var(--bg-card);
    color: var(--text-primary);
    font-size: 1.25rem;
    font-weight: 700;
    cursor: pointer;
    transition: all var(--transition-fast);
    display: flex;
    align-items: center;
    justify-content: center;
}

.uno-calc-btn:hover {
    border-color: var(--accent-purple);
    background: var(--bg-card-hover);
}

.uno-calc-counter span:not(.uno-calc-btn) {
    font-size: 1.5rem;
    font-weight: 700;
    min-width: 30px;
    text-align: center;
}

.uno-calc-hint {
    font-size: 0.75rem;
    color: var(--text-muted);
}

.uno-calc-result {
    background: var(--bg-card);
    border-radius: var(--radius-md);
    padding: var(--spacing-lg);
    text-align: center;
}

/* Scoring Example Highlight */
.scoring-example.highlight {
    background: linear-gradient(135deg, var(--accent-purple) 0%, #7c3aed 100%);
    border-color: transparent;
}

.scoring-example.highlight .scoring-example-title {
    color: white;
}

.scoring-example.highlight .scoring-example-label,
.scoring-example.highlight .scoring-example-value {
    color: rgba(255, 255, 255, 0.9);
}

.scoring-example.highlight .scoring-example-row.total .scoring-example-label,
.scoring-example.highlight .scoring-example-row.total .scoring-example-value {
    color: white;
}

/* ========================================
   Phase 10-Specific Styles
   ======================================== */

/* Phase Definition Boxes */
.phase-definition {
    background: var(--bg-dark);
    border-radius: var(--radius-md);
    padding: var(--spacing-md);
    margin-bottom: var(--spacing-md);
    border-left: 4px solid var(--accent-purple);
}

.phase-def-term {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--accent-purple-light);
    margin-bottom: var(--spacing-xs);
}

.phase-def-desc {
    color: var(--text-primary);
    margin-bottom: var(--spacing-xs);
}

.phase-def-example {
    font-size: 0.9rem;
    color: var(--text-secondary);
    font-style: italic;
}

/* Phase Number Badge */
.phase-number {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 28px;
    height: 28px;
    background: var(--accent-purple);
    color: white;
    border-radius: 50%;
    font-size: 0.9rem;
    font-weight: 700;
    margin-right: var(--spacing-sm);
}

/* Phase Example Cards */
.phase-example {
    background: var(--bg-dark);
    border-radius: var(--radius-md);
    padding: var(--spacing-md);
    margin: var(--spacing-md) 0;
}

.phase-example-cards {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-xs);
}

.phase-card {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 56px;
    background: linear-gradient(135deg, #f0f0f0 0%, #e0e0e0 100%);
    color: #1a1a1a;
    border-radius: 6px;
    font-size: 1rem;
    font-weight: 700;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
}

.phase-card.blue {
    background: linear-gradient(135deg, #3b82f6 0%, #2563eb 100%);
    color: white;
}

.phase-card.red {
    background: linear-gradient(135deg, #ef4444 0%, #dc2626 100%);
    color: white;
}

.phase-card.green {
    background: linear-gradient(135deg, #22c55e 0%, #16a34a 100%);
    color: white;
}

.phase-card.yellow {
    background: linear-gradient(135deg, #fbbf24 0%, #eab308 100%);
    color: #1a1a1a;
}

.phase-divider {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--accent-purple-light);
    padding: 0 var(--spacing-sm);
}

.phase-tip {
    margin-top: var(--spacing-sm);
    font-size: 0.9rem;
    color: var(--text-secondary);
}

/* Phase 10 Calculator */
.phase10-calculator {
    background: var(--bg-dark);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    border: 1px solid var(--border-color);
}

.phase10-calc-inputs {
    display: grid;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
}

@media (min-width: 600px) {
    .phase10-calc-inputs {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 900px) {
    .phase10-calc-inputs {
        grid-template-columns: repeat(4, 1fr);
    }
}

.phase10-calc-group {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.phase10-calc-group label {
    font-size: 0.85rem;
    color: var(--text-secondary);
    font-weight: 500;
}