/* =============================================================================
   Yapboz Sitesi - Main Stylesheet
   Dark theme with glassmorphism, Inter font, modern UI
   ============================================================================= */

/* --- CSS Custom Properties --- */
:root {
    --bg-primary: #f8f9fc;
    --bg-secondary: #eef2f6;
    --bg-card: #ffffff;
    --bg-card-hover: #f1f5f9;
    --bg-glass: rgba(255, 255, 255, 0.85);
    --text-primary: #1e293b;
    --text-secondary: #475569;
    --text-muted: #64748b;
    --accent: #fd3d14;
    --accent-hover: #e2310b;
    --accent-glow: rgba(253, 61, 20, 0.3);
    --success: #10b981;
    --error: #ef4444;
    --warning: #fdb502;
    --border: rgba(0, 0, 0, 0.08);
    --border-light: rgba(0, 0, 0, 0.04);
    --shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
    --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.08);
    --hover-overlay: rgba(0, 0, 0, 0.05);
    --radius: 12px;
    --radius-sm: 8px;
    --radius-full: 50px;
    --transition: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    --font: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --container-max: 1280px;
}

[data-theme="dark"] {
    --bg-primary: #0f0f1a;
    --bg-secondary: #1a1a2e;
    --bg-card: #16213e;
    --bg-card-hover: #1a2744;
    --bg-glass: rgba(26, 26, 46, 0.8);
    --text-primary: #e8e8f0;
    --text-secondary: #a0a0b8;
    --text-muted: #6c6c88;
    --success: #00d2a0;
    --error: #ff6b6b;
    --warning: #fdb502;
    --border: rgba(255, 255, 255, 0.06);
    --border-light: rgba(255, 255, 255, 0.1);
    --shadow: 0 4px 24px rgba(0, 0, 0, 0.3);
    --shadow-lg: 0 8px 48px rgba(0, 0, 0, 0.4);
    --hover-overlay: rgba(255, 255, 255, 0.05);
}

/* --- Reset & Base --- */
*,
*::before,
*::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font);
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    min-height: 100vh;
    -webkit-font-smoothing: antialiased;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

a {
    color: var(--accent);
    text-decoration: none;
    transition: color var(--transition);
}

a:hover {
    color: var(--accent-hover);
}

/* --- Container --- */
.container {
    width: 100%;
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 1.5rem;
}

/* --- Buttons --- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.625rem 1.25rem;
    font-family: var(--font);
    font-size: 0.875rem;
    font-weight: 600;
    border-radius: var(--radius-sm);
    border: none;
    cursor: pointer;
    transition: all var(--transition);
    text-decoration: none;
    white-space: nowrap;
}

.btn-primary {
    background: var(--accent);
    color: white;
    box-shadow: 0 4px 16px var(--accent-glow);
}

.btn-primary:hover {
    background: var(--accent-hover);
    transform: translateY(-1px);
    box-shadow: 0 6px 24px var(--accent-glow);
    color: white;
}

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

.btn-outline:hover {
    background: var(--hover-overlay);
    color: var(--text-primary);
}

.btn-ghost {
    background: transparent;
    color: var(--text-secondary);
}

.btn-ghost:hover {
    color: var(--text-primary);
}

.btn-sm {
    padding: 0.375rem 0.875rem;
    font-size: 0.8rem;
}

.btn-lg {
    padding: 0.875rem 2rem;
    font-size: 1rem;
}

.btn-block {
    width: 100%;
}

/* --- Navbar --- */
.navbar {
    position: sticky;
    top: 0;
    z-index: 100;
    background: var(--bg-glass);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border);
}

.navbar-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 64px;
    gap: 1.5rem;
}

.navbar-brand {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text-primary);
}

.navbar-brand:hover {
    color: var(--text-primary);
}

.brand-icon {
    font-size: 1.5rem;
}

.navbar-links {
    display: flex;
    align-items: center;
    gap: 0.25rem;
}

.nav-link {
    padding: 0.5rem 0.875rem;
    color: var(--text-secondary);
    font-size: 0.875rem;
    font-weight: 500;
    border-radius: var(--radius-sm);
    transition: all var(--transition);
}

.nav-link:hover {
    color: var(--text-primary);
    background: var(--hover-overlay);
}

.navbar-actions {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.lang-btn {
    font-size: 1.25rem;
    padding: 0.375rem;
    border-radius: var(--radius-sm);
    transition: transform var(--transition);
}

.lang-btn:hover {
    transform: scale(1.15);
}

.user-link {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.user-avatar {
    width: 28px;
    height: 28px;
    border-radius: 50%;
    background: var(--accent);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.75rem;
    font-weight: 700;
}

.navbar-toggle {
    display: none;
    flex-direction: column;
    gap: 4px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px;
}

.navbar-toggle span {
    display: block;
    width: 22px;
    height: 2px;
    background: var(--text-primary);
    transition: all var(--transition);
}

/* --- Flash Messages --- */
.flash {
    padding: 0.75rem 0;
    font-size: 0.875rem;
    font-weight: 500;
}

.flash-success {
    background: rgba(0, 210, 160, 0.1);
    color: var(--success);
}

.flash-error {
    background: rgba(255, 107, 107, 0.1);
    color: var(--error);
    border-left: 3px solid var(--error);
    padding-left: 1rem;
    margin-bottom: 1rem;
    border-radius: var(--radius-sm);
}

/* --- Hero --- */
.hero {
    padding: 2.5rem 0;
    background: linear-gradient(135deg, var(--bg-secondary) 0%, var(--bg-primary) 100%);
}

.hero-content {
    display: grid;
    grid-template-columns: 1.5fr 1fr;
    gap: 2.5rem;
    align-items: center;
}

.hero-image {
    position: relative;
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

.hero-image img {
    width: 100%;
    height: 400px;
    object-fit: cover;
    transition: transform 0.4s ease;
}

.hero-image:hover img {
    transform: scale(1.03);
}

.hero-overlay {
    position: absolute;
    top: 1rem;
    left: 1rem;
}

.badge {
    display: inline-flex;
    align-items: center;
    gap: 0.375rem;
    padding: 0.375rem 0.875rem;
    font-size: 0.8rem;
    font-weight: 600;
    border-radius: var(--radius-full);
    background: var(--bg-glass);
    backdrop-filter: blur(12px);
    border: 1px solid var(--border-light);
}

.badge-featured {
    color: var(--warning);
}

.hero-info h1 {
    font-size: 2rem;
    font-weight: 800;
    margin-bottom: 1rem;
    line-height: 1.2;
}

.hero-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    color: var(--text-secondary);
    font-size: 0.875rem;
    margin-bottom: 1.5rem;
}

/* --- Categories Bar --- */
.categories-bar {
    padding: 1rem 0;
    border-bottom: 1px solid var(--border);
}

.categories-scroll {
    display: flex;
    gap: 0.5rem;
    overflow-x: auto;
    padding-bottom: 0.5rem;
    scrollbar-width: none;
}

.categories-scroll::-webkit-scrollbar {
    display: none;
}

.category-chip {
    display: inline-flex;
    align-items: center;
    gap: 0.375rem;
    padding: 0.5rem 1rem;
    font-size: 0.8rem;
    font-weight: 500;
    color: var(--text-secondary);
    background: var(--bg-card);
    border-radius: var(--radius-full);
    border: 1px solid var(--border);
    white-space: nowrap;
    transition: all var(--transition);
}

.category-chip:hover,
.category-chip.active {
    color: white;
    background: var(--accent);
    border-color: var(--accent);
}

/* --- Section --- */
.section {
    padding: 2.5rem 0;
}

.section-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 1.5rem;
}

.section-header h2 {
    font-size: 1.5rem;
    font-weight: 700;
}

/* --- Puzzle Grid --- */
.puzzle-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 1.5rem;
}

.puzzle-card {
    background: var(--bg-card);
    border-radius: var(--radius);
    overflow: hidden;
    border: 1px solid var(--border);
    transition: all var(--transition);
    color: var(--text-primary);
}

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

.puzzle-card-image {
    position: relative;
    aspect-ratio: 4/3;
    overflow: hidden;
}

.puzzle-card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.4s ease;
}

.puzzle-card:hover .puzzle-card-image img {
    transform: scale(1.08);
}

.puzzle-card-overlay {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(0, 0, 0, 0.5);
    opacity: 0;
    transition: opacity var(--transition);
}

.puzzle-card:hover .puzzle-card-overlay {
    opacity: 1;
}

.puzzle-card-info {
    padding: 1rem;
}

.puzzle-card-info h3 {
    font-size: 0.95rem;
    font-weight: 600;
    margin-bottom: 0.375rem;
}

.puzzle-card-meta {
    display: flex;
    gap: 0.75rem;
    color: var(--text-muted);
    font-size: 0.8rem;
}

/* --- Puzzle Detail --- */
.puzzle-detail {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 2.5rem;
    align-items: start;
}

.puzzle-detail-image {
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow);
}

.puzzle-detail-image img {
    width: 100%;
}

.puzzle-detail-info h1 {
    font-size: 1.75rem;
    font-weight: 800;
    margin-bottom: 1.5rem;
}

.puzzle-detail-meta {
    margin-bottom: 2rem;
}

.meta-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.75rem 0;
    border-bottom: 1px solid var(--border);
    font-size: 0.875rem;
}

/* --- Puzzle Leaderboard --- */
.puzzle-leaderboard {
    margin-top: 2rem;
    padding-top: 1.5rem;
    border-top: 1px solid var(--border);
}

.leaderboard-title {
    font-size: 1rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--text-primary);
    letter-spacing: -0.01em;
}

/* Pill selector (≤6 piece counts) */
.lb-piece-pills {
    display: flex;
    flex-wrap: wrap;
    gap: 0.4rem;
    margin-bottom: 1.1rem;
}

.lb-pill {
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
    padding: 0.4rem 0.875rem;
    font-family: var(--font);
    font-size: 0.8rem;
    font-weight: 700;
    border-radius: var(--radius-full);
    border: 1.5px solid var(--border-light);
    background: transparent;
    color: var(--text-secondary);
    cursor: pointer;
    transition: all var(--transition);
    white-space: nowrap;
    line-height: 1;
}

.lb-pill-label {
    font-weight: 500;
    opacity: 0.8;
}

.lb-pill:hover {
    border-color: var(--accent);
    color: var(--accent);
    background: rgba(253, 61, 20, 0.06);
}

.lb-pill--active {
    background: var(--accent);
    color: #fff;
    border-color: var(--accent);
    box-shadow: 0 3px 10px var(--accent-glow);
}

.lb-pill--active .lb-pill-label {
    opacity: 1;
}

/* Styled select (>6 piece counts) */
.lb-select-wrapper {
    position: relative;
    display: inline-flex;
    align-items: center;
    margin-bottom: 1.1rem;
}

.lb-select {
    appearance: none;
    -webkit-appearance: none;
    padding: 0.5rem 2.25rem 0.5rem 0.875rem;
    font-family: var(--font);
    font-size: 0.825rem;
    font-weight: 600;
    color: var(--text-primary);
    background: var(--bg-card);
    border: 1.5px solid var(--border-light);
    border-radius: var(--radius-sm);
    cursor: pointer;
    outline: none;
    transition: border-color var(--transition), box-shadow var(--transition);
    min-width: 150px;
}

.lb-select:focus,
.lb-select:hover {
    border-color: var(--accent);
    box-shadow: 0 0 0 3px var(--accent-glow);
}

.lb-select-icon {
    position: absolute;
    right: 0.625rem;
    pointer-events: none;
    color: var(--text-muted);
    font-size: 0.75rem;
}

/* List of records */
.leaderboard-list {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.lb-row {
    display: flex;
    align-items: center;
    gap: 0.875rem;
    padding: 0.75rem 1rem;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    transition: all var(--transition);
}

.lb-row:hover {
    border-color: var(--accent);
    box-shadow: var(--shadow);
    transform: translateX(3px);
}

.lb-row--gold {
    border-color: rgba(245, 158, 11, 0.35);
    background: linear-gradient(135deg, rgba(245, 158, 11, 0.05) 0%, var(--bg-card) 60%);
}

.lb-row--silver {
    border-color: rgba(148, 163, 184, 0.35);
}

.lb-row--bronze {
    border-color: rgba(180, 120, 60, 0.3);
}

.lb-row-rank {
    font-size: 1.35rem;
    width: 2rem;
    text-align: center;
    flex-shrink: 0;
    line-height: 1;
}

.lb-rank-num {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 1.6rem;
    height: 1.6rem;
    font-size: 0.75rem;
    font-weight: 700;
    color: var(--text-muted);
    background: var(--bg-secondary);
    border-radius: 50%;
}

.lb-row-body {
    display: flex;
    flex-direction: column;
    gap: 0.2rem;
    min-width: 0;
    flex: 1;
}

.lb-row-time {
    font-size: 1.05rem;
    font-weight: 800;
    color: var(--warning);
    font-variant-numeric: tabular-nums;
    letter-spacing: -0.01em;
}

.lb-row-meta {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 0.4rem;
    font-size: 0.72rem;
    color: var(--text-muted);
}

.lb-type-badge {
    display: inline-block;
    padding: 0.1rem 0.45rem;
    background: rgba(253, 61, 20, 0.1);
    color: var(--accent);
    border-radius: var(--radius-full);
    font-size: 0.68rem;
    font-weight: 600;
    text-transform: capitalize;
}

/* Empty state */
.lb-empty {
    padding: 2rem 1.5rem;
    text-align: center;
    background: var(--bg-card);
    border-radius: var(--radius);
    border: 1px dashed var(--border-light);
}

.lb-empty-icon {
    font-size: 2rem;
    margin-bottom: 0.625rem;
    opacity: 0.5;
}

.lb-empty-text {
    font-size: 0.875rem;
    color: var(--text-secondary);
    margin-bottom: 0.25rem;
}

.lb-empty-cta {
    font-size: 0.9rem;
    font-weight: 700;
    color: var(--accent);
}

.meta-label {
    color: var(--text-muted);
    min-width: 120px;
}

.meta-value {
    color: var(--text-primary);
    font-weight: 500;
}

/* --- Auth --- */
.auth-container {
    display: flex;
    justify-content: center;
    padding: 3rem 0;
}

.auth-card {
    width: 100%;
    max-width: 440px;
    background: var(--bg-card);
    border-radius: var(--radius);
    padding: 2.5rem;
    border: 1px solid var(--border);
    box-shadow: var(--shadow-lg);
}

.auth-card h1 {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    text-align: center;
}

.auth-switch {
    text-align: center;
    margin-top: 1.5rem;
    color: var(--text-muted);
    font-size: 0.875rem;
}

/* --- Forms --- */
.form-group {
    margin-bottom: 1.25rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.375rem;
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--text-secondary);
}

.form-input {
    width: 100%;
    padding: 0.75rem 1rem;
    font-family: var(--font);
    font-size: 0.875rem;
    color: var(--text-primary);
    background: var(--bg-primary);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-sm);
    transition: border-color var(--transition);
    outline: none;
}

.form-input:focus {
    border-color: var(--accent);
    box-shadow: 0 0 0 3px var(--accent-glow);
}

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

/* --- Custom Puzzle --- */
.custom-puzzle-form {
    max-width: 600px;
    margin: 2rem auto;
}

.subtitle {
    color: var(--text-secondary);
    margin-bottom: 2rem;
}

.upload-area {
    padding: 3rem;
    text-align: center;
    border: 2px dashed var(--border-light);
    border-radius: var(--radius);
    cursor: pointer;
    transition: all var(--transition);
    margin-bottom: 1.5rem;
    position: relative;
}

.upload-area:hover,
.upload-area.drag-over {
    border-color: var(--accent);
    background: rgba(253, 61, 20, 0.05);
}

.upload-icon {
    font-size: 2.5rem;
    margin-bottom: 0.75rem;
}

.file-input {
    position: absolute;
    inset: 0;
    opacity: 0;
    cursor: pointer;
}

.divider-text {
    text-align: center;
    color: var(--text-muted);
    font-size: 0.8rem;
    margin: 1.5rem 0;
    position: relative;
}

.divider-text::before,
.divider-text::after {
    content: '';
    position: absolute;
    top: 50%;
    width: 35%;
    height: 1px;
    background: var(--border-light);
}

.divider-text::before {
    left: 0;
}

.divider-text::after {
    right: 0;
}

.preview-area {
    margin: 1.5rem 0;
    text-align: center;
}

.preview-area img {
    max-height: 300px;
    border-radius: var(--radius);
    margin: 0.75rem auto;
}

/* --- Pagination --- */
.pagination {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1rem;
    margin-top: 2rem;
}

.pagination-info {
    color: var(--text-muted);
    font-size: 0.875rem;
}

/* --- Empty State --- */
.empty-state {
    text-align: center;
    padding: 4rem 2rem;
    color: var(--text-muted);
    font-size: 1.1rem;
}

/* --- Footer --- */
.footer {
    padding: 2rem 0;
    text-align: center;
    color: var(--text-muted);
    font-size: 0.8rem;
    border-top: 1px solid var(--border);
    margin-top: 3rem;
}

/* --- Utilities --- */
.mb-2 {
    margin-bottom: 1rem;
}

/* --- Responsive --- */
@media (max-width: 768px) {
    .navbar-links {
        display: none;
        position: absolute;
        top: 64px;
        left: 0;
        right: 0;
        background: var(--bg-secondary);
        padding: 1rem;
        flex-direction: column;
        border-bottom: 1px solid var(--border);
    }

    .navbar-links.active {
        display: flex;
    }

    .navbar-toggle {
        display: flex;
    }

    .navbar-actions {
        gap: 0.25rem;
    }

    .hero-content {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }

    .hero-image img {
        height: 250px;
    }

    .hero-info h1 {
        font-size: 1.5rem;
    }

    .puzzle-detail {
        grid-template-columns: 1fr;
    }

    .puzzle-grid {
        grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
        gap: 1rem;
    }

    .lb-piece-pills {
        gap: 0.35rem;
    }

    .lb-pill {
        padding: 0.375rem 0.75rem;
        font-size: 0.775rem;
    }

    .lb-row {
        padding: 0.625rem 0.875rem;
        gap: 0.625rem;
    }

    .lb-row-time {
        font-size: 0.95rem;
    }
}

/* =============================================================================
   Blog Styles
   ============================================================================= */

/* Page header */
.blog-header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.blog-page-title {
    font-size: 2rem;
    font-weight: 700;
    margin: 0;
    color: var(--text-primary);
}

.blog-page-desc {
    color: var(--text-secondary);
    margin: 0.5rem 0 0;
}

/* Search */
.blog-search {
    display: flex;
    gap: 0.5rem;
}

.blog-search-input {
    padding: 0.5rem 1rem;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    background: var(--bg-card);
    color: var(--text-primary);
    font-size: 0.9rem;
    min-width: 220px;
}

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

.blog-search-info {
    margin-bottom: 1.25rem;
    color: var(--text-secondary);
}

/* Category bar */
.blog-categories-bar {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: 1.75rem;
}

.blog-cat-link {
    padding: 0.35rem 1rem;
    border-radius: var(--radius-full);
    border: 1px solid var(--border);
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.85rem;
    transition: var(--transition);
    background: var(--bg-card);
}

.blog-cat-link:hover,
.blog-cat-link--active {
    background: var(--accent);
    color: #fff;
    border-color: var(--accent);
}

/* Blog grid */
.blog-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2rem;
}

/* Blog card */
.blog-card {
    background: var(--bg-card);
    border-radius: var(--radius);
    border: 1px solid var(--border);
    overflow: hidden;
    display: flex;
    flex-direction: column;
    transition: var(--transition);
}

.blog-card:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-2px);
}

.blog-card-image-link {
    display: block;
    overflow: hidden;
    aspect-ratio: 16/9;
}

.blog-card-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.4s ease;
}

.blog-card:hover .blog-card-image {
    transform: scale(1.04);
}

.blog-card-body {
    padding: 1.25rem;
    display: flex;
    flex-direction: column;
    flex: 1;
    gap: 0.5rem;
}

.blog-card-cats {
    display: flex;
    flex-wrap: wrap;
    gap: 0.4rem;
}

.blog-card-cat {
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--accent);
    text-decoration: none;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.blog-card-cat:hover {
    text-decoration: underline;
}

.blog-card-title {
    font-size: 1.1rem;
    font-weight: 700;
    margin: 0;
    line-height: 1.4;
}

.blog-card-title a {
    color: var(--text-primary);
    text-decoration: none;
}

.blog-card-title a:hover {
    color: var(--accent);
}

.blog-card-excerpt {
    font-size: 0.875rem;
    color: var(--text-secondary);
    margin: 0;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.blog-card-meta {
    display: flex;
    gap: 1rem;
    font-size: 0.8rem;
    color: var(--text-muted);
    margin-top: auto;
}

.blog-card-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.35rem;
}

.blog-tag {
    font-size: 0.78rem;
    color: var(--text-muted);
    text-decoration: none;
    background: var(--bg-secondary);
    padding: 0.15rem 0.5rem;
    border-radius: var(--radius-full);
    transition: var(--transition);
}

.blog-tag:hover {
    color: var(--accent);
    background: var(--accent-glow);
}

/* Blog post detail */
.blog-post {
    max-width: 820px;
    margin: 0 auto;
}

.blog-post-hero {
    border-radius: var(--radius);
    overflow: hidden;
    margin-bottom: 2rem;
    aspect-ratio: 16/7;
}

.blog-post-hero-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.blog-post-header {
    margin-bottom: 2rem;
}

.blog-post-cats {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: 0.75rem;
}

.blog-post-title {
    font-size: 2.2rem;
    font-weight: 800;
    line-height: 1.25;
    margin: 0 0 1rem;
    color: var(--text-primary);
}

.blog-post-meta {
    display: flex;
    gap: 1.25rem;
    font-size: 0.875rem;
    color: var(--text-muted);
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
    padding: 0.75rem 0;
}

/* Blog post content - style the rich text */
.blog-post-content {
    font-size: 1.05rem;
    line-height: 1.8;
    color: var(--text-primary);
    margin-bottom: 2.5rem;
}

.blog-post-content h2,
.blog-post-content h3,
.blog-post-content h4 {
    font-weight: 700;
    margin: 2rem 0 0.75rem;
    color: var(--text-primary);
}

.blog-post-content h2 {
    font-size: 1.6rem;
}

.blog-post-content h3 {
    font-size: 1.3rem;
}

.blog-post-content h4 {
    font-size: 1.1rem;
}

.blog-post-content p {
    margin: 0 0 1.25rem;
}

.blog-post-content a {
    color: var(--accent);
    text-decoration: underline;
}

.blog-post-content img {
    max-width: 100%;
    border-radius: var(--radius-sm);
    margin: 1rem 0;
}

.blog-post-content ul,
.blog-post-content ol {
    padding-left: 1.5rem;
    margin: 0 0 1.25rem;
}

.blog-post-content li {
    margin-bottom: 0.4rem;
}

.blog-post-content blockquote {
    border-left: 4px solid var(--accent);
    margin: 1.5rem 0;
    padding: 0.75rem 1.25rem;
    background: var(--bg-secondary);
    border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
    color: var(--text-secondary);
    font-style: italic;
}

.blog-post-content pre,
.blog-post-content code {
    background: var(--bg-secondary);
    border-radius: var(--radius-sm);
    font-family: 'Fira Code', monospace;
    font-size: 0.875rem;
}

.blog-post-content pre {
    padding: 1rem;
    overflow-x: auto;
    margin: 1.25rem 0;
}

.blog-post-content code {
    padding: 0.15rem 0.4rem;
}

.blog-post-footer {
    border-top: 1px solid var(--border);
    padding-top: 1.25rem;
}

.blog-post-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

/* Empty state */
.blog-empty {
    text-align: center;
    padding: 4rem 1rem;
    color: var(--text-muted);
}

/* Pagination */
.blog-pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 0.4rem;
    margin-top: 2rem;
    flex-wrap: wrap;
}

.blog-page-btn {
    padding: 0.45rem 0.9rem;
    border-radius: var(--radius-sm);
    border: 1px solid var(--border);
    background: var(--bg-card);
    color: var(--text-primary);
    text-decoration: none;
    font-size: 0.875rem;
    transition: var(--transition);
}

.blog-page-btn:hover {
    border-color: var(--accent);
    color: var(--accent);
}

.blog-page-btn--active {
    background: var(--accent);
    color: #fff;
    border-color: var(--accent);
}

.blog-page-ellipsis {
    color: var(--text-muted);
    padding: 0 0.25rem;
}

/* Responsive */
@media (max-width: 768px) {
    .blog-header {
        flex-direction: column;
    }

    .blog-page-title {
        font-size: 1.5rem;
    }

    .blog-post-title {
        font-size: 1.6rem;
    }

    .blog-search {
        width: 100%;
    }

    .blog-search-input {
        flex: 1;
        min-width: 0;
    }

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

/* =============================================================================
   Multiplayer Rooms — Dashboard, Lobby, Shared
   ============================================================================= */

/* ── Dashboard ── */
.rooms-dashboard {
    max-width: 1100px;
    margin: 0 auto;
    padding: 2rem 1rem 4rem;
}

.rooms-header {
    text-align: center;
    margin-bottom: 2.5rem;
}

.rooms-title {
    font-size: 2rem;
    font-weight: 800;
    color: var(--text-primary);
    margin-bottom: 0.4rem;
}

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

.rooms-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
    margin-bottom: 2.5rem;
}

@media (max-width: 640px) {
    .rooms-grid {
        grid-template-columns: 1fr;
    }
}

.rooms-panel {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 1.5rem;
    box-shadow: var(--shadow);
}

.panel-title {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 1.25rem;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.75rem;
}

.form-group {
    margin-bottom: 1rem;
}

.form-label {
    display: block;
    font-size: 0.78rem;
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: 0.35rem;
    text-transform: uppercase;
    letter-spacing: 0.4px;
}

.form-control {
    width: 100%;
    padding: 0.5rem 0.75rem;
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    font-family: inherit;
    font-size: 0.9rem;
    transition: border-color var(--transition);
}

.form-control:focus {
    outline: none;
    border-color: var(--accent);
}

.form-control-sm {
    padding: 0.35rem 0.6rem;
    font-size: 0.85rem;
}

.bg-picker {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
}

.bg-swatch {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    border: 2px solid transparent;
    cursor: pointer;
    transition: transform 0.15s, border-color 0.15s;
}

.bg-swatch:hover {
    transform: scale(1.15);
}

.bg-swatch.active {
    border-color: var(--accent);
    box-shadow: 0 0 0 2px var(--accent-glow);
}

.scoring-toggle-group {
    display: flex;
    flex-direction: column;
}

.range-input {
    width: 100%;
    accent-color: var(--accent);
}

.range-value {
    display: inline-block;
    min-width: 24px;
    text-align: center;
    font-weight: 700;
    color: var(--accent);
    font-size: 0.95rem;
}

.code-input {
    text-align: center;
    font-size: 1.5rem;
    font-weight: 700;
    letter-spacing: 0.3rem;
}

.join-code-wrap {
    margin-bottom: 1rem;
}

.panel-desc {
    color: var(--text-secondary);
    font-size: 0.85rem;
    margin-bottom: 1rem;
}

.panel-join {
    display: flex;
    flex-direction: column;
    justify-content: center;
}

/* ── Alerts ── */
.alert {
    padding: 0.6rem 0.875rem;
    border-radius: var(--radius-sm);
    font-size: 0.85rem;
    margin-top: 0.75rem;
}

.alert-error {
    background: rgba(239, 68, 68, 0.08);
    color: #ef4444;
    border: 1px solid rgba(239, 68, 68, 0.2);
}

.alert-success {
    background: rgba(16, 185, 129, 0.08);
    color: #10b981;
    border: 1px solid rgba(16, 185, 129, 0.2);
}

/* ── Section / Room cards ── */
.rooms-section {
    margin-top: 2rem;
}

.section-title {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 1rem;
    padding-bottom: 0.5rem;
    border-bottom: 1px solid var(--border);
}

.room-cards {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
    gap: 1rem;
}

.room-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: transform 0.15s, box-shadow 0.15s;
}

.room-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.room-card-img {
    position: relative;
    height: 120px;
    overflow: hidden;
}

.room-card-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.room-status-badge {
    position: absolute;
    top: 8px;
    right: 8px;
    padding: 3px 8px;
    border-radius: 20px;
    font-size: 0.7rem;
    font-weight: 700;
    text-transform: uppercase;
}

.badge-waiting {
    background: #f59e0b;
    color: #1a1a1a;
}

.badge-playing {
    background: #10b981;
    color: white;
}

.badge-paused {
    background: #6c63ff;
    color: white;
}

.badge-completed {
    background: #64748b;
    color: white;
}

.room-card-body {
    padding: 0.875rem;
}

.room-card-title {
    font-weight: 700;
    color: var(--text-primary);
    font-size: 0.95rem;
    margin-bottom: 0.4rem;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.room-card-meta {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
    font-size: 0.75rem;
    color: var(--text-secondary);
    margin-bottom: 0.75rem;
}

.room-card-actions {
    display: flex;
    gap: 0.5rem;
}

/* ── History rows ── */
.room-history {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.history-row {
    display: grid;
    grid-template-columns: 60px 1fr auto;
    gap: 0.75rem;
    align-items: center;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    padding: 0.75rem;
}

.history-thumb {
    width: 60px;
    height: 40px;
    object-fit: cover;
    border-radius: 6px;
}

.history-title {
    font-weight: 600;
    font-size: 0.9rem;
    color: var(--text-primary);
}

.history-meta {
    font-size: 0.75rem;
    color: var(--text-secondary);
}

.history-players {
    display: flex;
    flex-direction: column;
    gap: 2px;
    text-align: right;
}

.history-player {
    font-size: 0.75rem;
    color: var(--text-secondary);
}

.player-score {
    color: var(--accent);
    font-weight: 700;
    margin-left: 4px;
}

/* ── Host settings panel ── */
.host-settings {
    margin-top: 1.25rem;
    padding-top: 1rem;
    border-top: 1px solid var(--border);
}

.host-settings-title {
    font-size: 0.85rem;
    font-weight: 700;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.4px;
    margin-bottom: 0.75rem;
}

/* ── Buttons ── */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.4rem;
    font-family: inherit;
    font-weight: 600;
    border: none;
    cursor: pointer;
    text-decoration: none;
    border-radius: var(--radius-sm);
    transition: all 0.15s ease;
}

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

.btn-primary:hover {
    background: var(--accent-hover);
}

.btn-secondary {
    background: var(--bg-secondary);
    color: var(--text-primary);
    border: 1px solid var(--border);
}

.btn-secondary:hover {
    background: var(--hover-overlay);
}

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

.btn-outline:hover {
    background: var(--hover-overlay);
}

.btn-sm {
    padding: 0.35rem 0.75rem;
    font-size: 0.8rem;
}

.btn-lg {
    padding: 0.875rem 1.5rem;
    font-size: 1rem;
}

.btn-block {
    width: 100%;
    display: flex;
}

/* ── Lobby ── */
.lobby-container {
    max-width: 1000px;
    margin: 0 auto;
    padding: 2rem 1rem;
}

.lobby-layout {
    display: grid;
    grid-template-columns: 320px 1fr;
    gap: 2rem;
}

@media (max-width: 768px) {
    .lobby-layout {
        grid-template-columns: 1fr;
    }
}

.lobby-left,
.lobby-right {
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
}

.puzzle-preview {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    overflow: hidden;
}

.puzzle-preview-img {
    width: 100%;
    height: 180px;
    object-fit: cover;
    display: block;
}

.puzzle-preview-title {
    padding: 0.75rem;
    font-weight: 700;
    color: var(--text-primary);
    font-size: 0.95rem;
    text-align: center;
}

.room-code-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 1rem;
    text-align: center;
}

.room-code-label {
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 0.35rem;
}

.room-code-digits {
    font-size: 2rem;
    font-weight: 900;
    letter-spacing: 0.3rem;
    color: var(--accent);
    font-variant-numeric: tabular-nums;
    margin-bottom: 0.5rem;
}

.copy-btn {
    margin: 0 auto;
}

.room-settings-summary {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 0.875rem;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.setting-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.875rem;
    color: var(--text-primary);
}

.setting-icon {
    font-size: 1rem;
}

/* Lobby status */
.lobby-status-bar {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    padding: 0.75rem 1rem;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-primary);
}

.lobby-status-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    flex-shrink: 0;
}

.lobby-status-dot.status-waiting {
    background: #f59e0b;
    animation: pulse 1.5s infinite;
}

.lobby-status-dot.status-playing {
    background: #10b981;
    animation: pulse 2s infinite;
}

.lobby-status-dot.status-paused {
    background: #6c63ff;
}

.lobby-status-dot.status-completed {
    background: #64748b;
}

@keyframes pulse {

    0%,
    100% {
        opacity: 1;
    }

    50% {
        opacity: 0.4;
    }
}

/* Players panel */
.players-panel,
.scoreboard-panel {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 1rem;
}

.players-title {
    font-size: 0.875rem;
    font-weight: 700;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.4px;
    margin-bottom: 0.75rem;
}

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

.player-item {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    padding: 0.5rem 0;
    border-bottom: 1px solid var(--border-light);
}

.player-item:last-child {
    border-bottom: none;
}

.player-avatar {
    width: 34px;
    height: 34px;
    border-radius: 50%;
    background: var(--accent);
    color: white;
    font-weight: 700;
    font-size: 0.9rem;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.player-item.offline .player-avatar {
    background: #94a3b8;
}

.player-info {
    display: flex;
    flex-direction: column;
    min-width: 0;
    flex: 1;
}

.player-name {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--text-primary);
}

.player-score-inline {
    font-size: 0.75rem;
    color: var(--text-secondary);
}

.host-badge {
    display: inline-block;
    background: #f59e0b;
    color: #1a1a1a;
    font-size: 0.65rem;
    font-weight: 800;
    padding: 1px 5px;
    border-radius: 3px;
    text-transform: uppercase;
    margin-left: 4px;
    vertical-align: middle;
}

.offline-badge {
    font-size: 0.7rem;
    color: #94a3b8;
    font-style: italic;
}

/* Scoreboard */
.scoreboard-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.85rem;
}

.scoreboard-table th {
    text-align: left;
    padding: 4px 6px;
    font-size: 0.72rem;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.3px;
    border-bottom: 1px solid var(--border);
}

.scoreboard-table td {
    padding: 5px 6px;
    color: var(--text-primary);
}

.score-val {
    font-weight: 700;
    color: var(--accent);
}

/* Lobby actions */
.lobby-actions {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.waiting-message {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    padding: 1rem;
    background: var(--bg-secondary);
    border-radius: var(--radius-sm);
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.waiting-spinner {
    width: 18px;
    height: 18px;
    border: 2px solid var(--border);
    border-top-color: var(--accent);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
    flex-shrink: 0;
}

.completed-message {
    text-align: center;
    padding: 1rem;
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--accent);
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

/* ── Room image source tabs ── */
.img-source-tabs {
    display: flex;
    gap: 0;
    margin-bottom: 1.25rem;
    border-bottom: 2px solid var(--border);
}

.img-tab {
    flex: 1;
    padding: 0.55rem 0.5rem;
    background: none;
    border: none;
    font-family: inherit;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--text-secondary);
    cursor: pointer;
    position: relative;
    transition: color var(--transition);
}

.img-tab::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    right: 0;
    height: 2px;
    background: var(--accent);
    transform: scaleX(0);
    transition: transform var(--transition);
}

.img-tab.active {
    color: var(--accent);
}

.img-tab.active::after {
    transform: scaleX(1);
}

/* ── Upload drop zone ── */
.upload-drop-zone {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 0.4rem;
    padding: 2rem 1rem;
    border: 2px dashed var(--border);
    border-radius: var(--radius);
    cursor: pointer;
    transition: border-color var(--transition), background var(--transition);
    margin-bottom: 0.75rem;
    text-align: center;
}

.upload-drop-zone:hover,
.upload-drop-zone.dragging {
    border-color: var(--accent);
    background: rgba(253, 61, 20, 0.04);
}

.upload-icon {
    font-size: 2.2rem;
    line-height: 1;
}

.upload-text {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--text-primary);
}

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

/* ── Upload progress ── */
.upload-progress-wrap {
    margin-bottom: 0.75rem;
}

.upload-progress-bar {
    height: 6px;
    background: var(--border);
    border-radius: 3px;
    overflow: hidden;
    margin-bottom: 0.35rem;
}

.upload-progress-fill {
    height: 100%;
    background: var(--accent);
    border-radius: 3px;
    transition: width 0.2s ease;
    width: 0;
}

#upload-progress-text {
    font-size: 0.78rem;
    color: var(--text-secondary);
}

/* ── Upload preview ── */
.upload-preview {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.75rem;
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    margin-bottom: 0.75rem;
}

.upload-preview img {
    width: 60px;
    height: 45px;
    object-fit: cover;
    border-radius: 6px;
    flex-shrink: 0;
}

.upload-preview-name {
    flex: 1;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-primary);
    min-width: 0;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}