/* ============================================================
   3DMyPhoto Library Hub - Premium Light Theme
   Brand-aligned: lime green (#A3FF12) + dark (#0C0D10)
   Enhanced with animations, mobile-first, and micro-interactions
   ============================================================ */

/* ============ CSS Variables - 3DMyPhoto Light Theme ============ */
:root {
    /* Light Backgrounds */
    --lib-bg: #FFFFFF;
    --lib-bg-subtle: #FAFBFC;
    --lib-bg-muted: #F1F3F5;
    --lib-bg-elevated: #FFFFFF;
    
    /* Text Colors */
    --lib-text: #0C0D10;
    --lib-text-secondary: #5A6578;
    --lib-text-muted: #97A3B8;
    
    /* 3DMyPhoto Brand Accents - Lime + Dark ONLY */
    --lib-accent: #0C0D10;
    --lib-accent-hover: #1A1D24;
    --lib-accent-light: rgba(12, 13, 16, 0.08);
    --lib-lime: #A3FF12;
    --lib-lime-dark: #8FE60E;
    --lib-lime-bg: rgba(163, 255, 18, 0.15);
    --lib-lime-text: #5A8A00;
    
    /* Status Colors */
    --lib-success: #16A34A;
    --lib-warning: #F59E0B;
    --lib-danger: #F43F5E;
    
    /* Borders */
    --lib-border: #E2E8F0;
    --lib-border-light: #F1F5F9;
    --lib-border-hover: rgba(163, 255, 18, 0.5);
    
    /* Enhanced Shadows - premium feel */
    --lib-shadow-sm: 0 1px 2px rgba(12, 13, 16, 0.05);
    --lib-shadow: 0 4px 6px -1px rgba(12, 13, 16, 0.08), 0 2px 4px -1px rgba(12, 13, 16, 0.04);
    --lib-shadow-md: 0 6px 12px -2px rgba(12, 13, 16, 0.1), 0 3px 6px -2px rgba(12, 13, 16, 0.05);
    --lib-shadow-lg: 0 10px 20px -4px rgba(12, 13, 16, 0.12), 0 4px 8px -2px rgba(12, 13, 16, 0.06);
    --lib-shadow-xl: 0 20px 30px -8px rgba(12, 13, 16, 0.15), 0 10px 15px -5px rgba(12, 13, 16, 0.08);
    --lib-shadow-glow: 0 0 20px rgba(163, 255, 18, 0.35);
    --lib-shadow-glow-lg: 0 0 40px rgba(163, 255, 18, 0.4);
    
    /* Border Radius - slightly larger for premium feel */
    --lib-radius-sm: 6px;
    --lib-radius: 10px;
    --lib-radius-lg: 14px;
    --lib-radius-xl: 18px;
    --lib-radius-full: 9999px;
    
    /* Typography */
    --lib-font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --lib-font-display: 'Space Grotesk', var(--lib-font-sans);
    
    /* Enhanced Transitions */
    --lib-transition: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    --lib-transition-fast: 0.15s cubic-bezier(0.4, 0, 0.2, 1);
    --lib-transition-slow: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --lib-transition-bounce: 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
    
    /* Animation Timing */
    --lib-ease-out: cubic-bezier(0.16, 1, 0.3, 1);
    --lib-ease-in-out: cubic-bezier(0.65, 0, 0.35, 1);
}

/* ============ Keyframe Animations ============ */
@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

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

@keyframes fadeInScale {
    from {
        opacity: 0;
        transform: scale(0.95);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

@keyframes slideInFromBottom {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes shimmer {
    0% { background-position: -200% 0; }
    100% { background-position: 200% 0; }
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.6; }
}

@keyframes spin {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

@keyframes scaleIn {
    from {
        opacity: 0;
        transform: scale(0.9);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

@keyframes bounceIn {
    0% {
        opacity: 0;
        transform: scale(0.3);
    }
    50% {
        transform: scale(1.05);
    }
    70% {
        transform: scale(0.9);
    }
    100% {
        opacity: 1;
        transform: scale(1);
    }
}

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-6px); }
}

/* ============ Base Styles ============ */
.library-page {
    background: var(--lib-bg);
    min-height: 100vh;
    color: var(--lib-text);
    font-family: var(--lib-font-sans);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    scroll-behavior: smooth;
}

/* Override global site.css link colors */
.library-page a {
    color: var(--lib-text);
    text-decoration: none;
}

.library-page a:hover {
    color: var(--lib-text);
}

.library-page *,
.library-page *::before,
.library-page *::after {
    box-sizing: border-box;
}

/* Selection color */
.library-page ::selection {
    background: var(--lib-lime);
    color: var(--lib-text);
}

/* Smooth scrolling for entire page */
html {
    scroll-behavior: smooth;
}

/* ============ Focus States (Accessibility) ============ */
.library-page :focus-visible {
    outline: 2px solid var(--lib-lime);
    outline-offset: 2px;
}

.library-page button:focus-visible,
.library-page a:focus-visible,
.library-page input:focus-visible,
.library-page select:focus-visible {
    outline: 2px solid var(--lib-lime);
    outline-offset: 2px;
}

/* ============ Header ============ */
.library-header {
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-bottom: 1px solid var(--lib-border);
    transition: box-shadow var(--lib-transition), background var(--lib-transition);
}

.library-header.scrolled {
    box-shadow: var(--lib-shadow-md);
    background: rgba(255, 255, 255, 0.98);
}

.library-header-inner {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0.875rem 1.5rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 2rem;
}

.library-logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    text-decoration: none;
    font-family: var(--lib-font-display);
    font-weight: 700;
    font-size: 1.25rem;
    color: var(--lib-text);
    transition: transform var(--lib-transition);
}

.library-logo:hover {
    transform: scale(1.02);
}

.library-logo img {
    width: 32px;
    height: 32px;
    transition: transform var(--lib-transition-bounce);
}

.library-logo:hover img {
    transform: rotate(-10deg) scale(1.1);
}

.library-nav {
    display: flex;
    align-items: center;
    gap: 2rem;
}

.library-nav a {
    text-decoration: none;
    color: var(--lib-text-secondary);
    font-weight: 500;
    font-size: 0.9375rem;
    padding: 0.5rem 0;
    position: relative;
    transition: color var(--lib-transition);
}

.library-nav a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--lib-lime);
    transition: width var(--lib-transition-slow);
}

.library-nav a:hover,
.library-nav a.active {
    color: var(--lib-accent);
}

.library-nav a:hover::after,
.library-nav a.active::after {
    width: 100%;
}

.library-header-actions {
    display: flex;
    align-items: center;
    gap: 1rem;
}

/* Mobile menu toggle */
.mobile-menu-toggle {
    display: none;
    padding: 0.5rem;
    background: transparent;
    border: none;
    cursor: pointer;
    color: var(--lib-text);
    min-width: 44px;
    min-height: 44px;
    align-items: center;
    justify-content: center;
}

.mobile-menu-toggle i {
    font-size: 1.25rem;
}

.btn-create {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.625rem 1.25rem;
    background: var(--lib-lime);
    color: var(--lib-text);
    border-radius: var(--lib-radius);
    font-weight: 600;
    font-size: 0.875rem;
    text-decoration: none;
    transition: all var(--lib-transition);
    box-shadow: 0 0 12px rgba(163, 255, 18, 0.3);
    min-height: 44px;
}

.btn-create:hover {
    background: var(--lib-lime-dark);
    transform: translateY(-2px);
    box-shadow: var(--lib-shadow-glow);
}

.btn-create:active {
    transform: translateY(0);
}

/* ============ Hero Section ============ */
.library-hero {
    background: linear-gradient(180deg, var(--lib-bg-subtle) 0%, var(--lib-bg) 100%);
    padding: 4rem 1.5rem 3rem;
    text-align: center;
    animation: fadeIn 0.6s var(--lib-ease-out);
}

.hero-content {
    max-width: 720px;
    margin: 0 auto;
}

.library-hero h1 {
    font-family: var(--lib-font-display);
    font-size: clamp(2.5rem, 5vw, 3.5rem);
    font-weight: 700;
    color: var(--lib-text);
    margin: 0 0 0.75rem;
    letter-spacing: -0.02em;
    animation: fadeInUp 0.6s var(--lib-ease-out) 0.1s both;
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--lib-text-secondary);
    margin: 0 0 2rem;
    animation: fadeInUp 0.6s var(--lib-ease-out) 0.2s both;
}

.hero-subtitle strong {
    color: var(--lib-accent);
    font-weight: 600;
}

/* Search Bar */
.hero-search {
    position: relative;
    max-width: 600px;
    margin: 0 auto 1.5rem;
    animation: fadeInUp 0.6s var(--lib-ease-out) 0.3s both;
}

.search-input-wrapper {
    position: relative;
    display: flex;
    align-items: center;
    background: var(--lib-bg);
    border: 2px solid var(--lib-border);
    border-radius: var(--lib-radius-xl);
    overflow: hidden;
    transition: all var(--lib-transition);
    box-shadow: var(--lib-shadow-sm);
}

.search-input-wrapper:hover {
    border-color: var(--lib-text-muted);
}

.search-input-wrapper:focus-within {
    border-color: var(--lib-lime);
    box-shadow: 0 0 0 4px var(--lib-lime-bg), var(--lib-shadow);
}

.search-input-wrapper i {
    position: absolute;
    left: 1.25rem;
    color: var(--lib-text-muted);
    font-size: 1rem;
    transition: color var(--lib-transition);
}

.search-input-wrapper:focus-within i {
    color: var(--lib-text);
}

.search-input-wrapper input {
    flex: 1;
    padding: 1rem 1rem 1rem 3rem;
    border: none;
    background: transparent;
    font-size: 1rem;
    color: var(--lib-text);
    outline: none;
    min-height: 48px;
}

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

.search-input-wrapper:focus-within input::placeholder {
    color: var(--lib-text-secondary);
}

.search-submit {
    padding: 0.75rem 1.5rem;
    margin: 0.375rem;
    background: var(--lib-text);
    color: white;
    border: none;
    border-radius: var(--lib-radius-lg);
    font-weight: 600;
    font-size: 0.9375rem;
    cursor: pointer;
    transition: all var(--lib-transition);
    min-height: 44px;
}

.search-submit:hover {
    background: var(--lib-lime);
    color: var(--lib-text);
    transform: scale(1.02);
}

.search-submit:active {
    transform: scale(0.98);
}

/* ============ Quick Filters Section (Presets + Tags Unified) ============ */
.quick-filters-section {
    max-width: 720px;
    margin: 0 auto;
    animation: fadeInUp 0.6s var(--lib-ease-out) 0.35s both;
}

.preset-filters {
    margin-bottom: 1rem;
}

.preset-label {
    display: block;
    font-size: 0.875rem;
    color: var(--lib-text-secondary);
    margin-bottom: 0.75rem;
    font-weight: 500;
    text-align: center;
}

.preset-pills {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 0.625rem;
    max-width: 540px;
    margin: 0 auto;
}

.preset-pill {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.75rem 1rem;
    background: var(--lib-bg);
    border: 2px solid var(--lib-border);
    border-radius: var(--lib-radius-lg);
    text-decoration: none;
    color: var(--lib-text);
    font-weight: 500;
    font-size: 0.9375rem;
    transition: all var(--lib-transition);
    min-height: 48px;
}

.preset-pill:hover {
    border-color: var(--lib-lime);
    background: var(--lib-lime-bg);
    transform: translateY(-2px);
    box-shadow: var(--lib-shadow);
}

.preset-pill:active {
    transform: translateY(0);
}

.preset-icon {
    font-size: 1.25rem;
    line-height: 1;
}

.preset-name {
    font-weight: 600;
}

/* Preset pill active state */
.preset-pill.active {
    border-color: var(--lib-lime);
    background: var(--lib-lime-bg);
    box-shadow: 0 0 0 2px var(--lib-lime-bg);
}

/* Compact variant for search/category pages */
.preset-filters-compact {
    margin: 1rem auto 1.5rem;
    text-align: center;
}

.preset-filters-compact .preset-label {
    display: inline;
    margin-right: 0.5rem;
    margin-bottom: 0;
}

.preset-filters-compact .preset-pills {
    display: inline-flex;
    gap: 0.5rem;
}

.preset-filters-compact .preset-pill {
    padding: 0.5rem 0.875rem;
    font-size: 0.875rem;
}

.preset-filters-compact .preset-icon {
    font-size: 1rem;
}

/* Hero tags (now flows visually with presets) */
.hero-tags {
    display: flex;
    align-items: center;
    justify-content: center;
    flex-wrap: wrap;
    gap: 0.5rem;
    font-size: 0.875rem;
    color: var(--lib-text-secondary);
    padding-top: 0.75rem;
    border-top: 1px solid var(--lib-border-light);
}

.hero-tags span {
    margin-right: 0.25rem;
    font-weight: 500;
}

.hero-tags a {
    display: inline-block;
    padding: 0.375rem 0.875rem;
    background: transparent;
    border: 1px solid var(--lib-border);
    border-radius: var(--lib-radius-full);
    color: var(--lib-text-secondary);
    text-decoration: none;
    font-weight: 500;
    transition: all var(--lib-transition);
    min-height: 32px;
    font-size: 0.8125rem;
}

.hero-tags a:hover {
    border-color: var(--lib-lime);
    background: var(--lib-lime-bg);
    color: var(--lib-text);
    transform: translateY(-1px);
}

.hero-tags a:active {
    transform: translateY(0);
}

/* Mobile: 2 columns for presets */
@media (max-width: 640px) {
    .preset-pills {
        grid-template-columns: repeat(2, 1fr);
        max-width: 100%;
    }
    
    .preset-pill {
        padding: 0.625rem 0.75rem;
        font-size: 0.875rem;
    }
    
    .preset-icon {
        font-size: 1.125rem;
    }
    
    .hero-tags {
        gap: 0.375rem;
    }
    
    .hero-tags a {
        padding: 0.25rem 0.625rem;
        font-size: 0.75rem;
    }
    
    .preset-filters-compact {
        text-align: left;
    }
    
    .preset-filters-compact .preset-pills {
        flex-wrap: wrap;
        justify-content: flex-start;
    }
}

/* ============ AI Showcase Section ============ */
.ai-showcase-section {
    background: linear-gradient(135deg, #0C0D10 0%, #1A1D24 50%, #0C0D10 100%);
    padding: 3rem 0 3.5rem;
    margin-bottom: 0;
    position: relative;
    overflow: hidden;
}

.ai-showcase-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(ellipse at 20% 30%, rgba(163, 255, 18, 0.08) 0%, transparent 50%),
        radial-gradient(ellipse at 80% 70%, rgba(139, 92, 246, 0.08) 0%, transparent 50%),
        radial-gradient(ellipse at 50% 50%, rgba(99, 102, 241, 0.05) 0%, transparent 70%);
    pointer-events: none;
}

.ai-showcase-section::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(163, 255, 18, 0.3), rgba(139, 92, 246, 0.3), transparent);
}

.ai-showcase-inner {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 1.5rem;
    position: relative;
    z-index: 1;
}

.ai-showcase-header {
    text-align: center;
    margin-bottom: 2rem;
}

.ai-badge-title {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    margin-bottom: 0.5rem;
}

.ai-badge {
    display: inline-flex;
    align-items: center;
    padding: 0.375rem 0.875rem;
    background: linear-gradient(135deg, #A3FF12 0%, #8FE60E 100%);
    color: #0C0D10;
    border-radius: var(--lib-radius-full);
    font-size: 0.75rem;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    animation: pulse 2s ease-in-out infinite;
}

.ai-showcase-header h2 {
    font-family: var(--lib-font-display);
    font-size: clamp(1.75rem, 4vw, 2.25rem);
    font-weight: 700;
    color: #FFFFFF;
    margin: 0;
    background: linear-gradient(135deg, #FFFFFF 0%, #E2E8F0 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.ai-showcase-subtitle {
    font-size: 1rem;
    color: #97A3B8;
    margin: 0;
    max-width: 500px;
    margin-left: auto;
    margin-right: auto;
}

.ai-showcase-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.25rem;
}

/* AI Model Card */
.ai-model-card {
    position: relative;
    border-radius: var(--lib-radius-lg);
    overflow: hidden;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.08);
    text-decoration: none;
    transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
    display: block;
}

.ai-card-glow {
    position: absolute;
    inset: -2px;
    background: linear-gradient(135deg, 
        rgba(163, 255, 18, 0.4) 0%, 
        rgba(139, 92, 246, 0.4) 50%, 
        rgba(99, 102, 241, 0.4) 100%);
    border-radius: var(--lib-radius-lg);
    opacity: 0;
    z-index: -1;
    filter: blur(8px);
    transition: opacity 0.4s ease;
}

.ai-model-card:hover .ai-card-glow {
    opacity: 1;
}

.ai-model-card:hover {
    transform: translateY(-8px) scale(1.02);
    border-color: rgba(163, 255, 18, 0.3);
    box-shadow: 
        0 20px 40px -10px rgba(0, 0, 0, 0.5),
        0 0 30px rgba(163, 255, 18, 0.15),
        0 0 60px rgba(139, 92, 246, 0.1);
}

.ai-card-image {
    position: relative;
    aspect-ratio: 1;
    overflow: hidden;
    background: linear-gradient(135deg, #1A1D24 0%, #0C0D10 100%);
}

.ai-card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s cubic-bezier(0.16, 1, 0.3, 1), filter 0.4s ease;
}

.ai-model-card:hover .ai-card-image img {
    transform: scale(1.1);
    filter: brightness(1.1) saturate(1.1);
}

.ai-card-placeholder {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #5A6578;
    font-size: 2.5rem;
}

.ai-card-overlay {
    position: absolute;
    top: 0.75rem;
    right: 0.75rem;
    z-index: 2;
}

.ai-tag {
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
    padding: 0.375rem 0.75rem;
    background: rgba(12, 13, 16, 0.85);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    border: 1px solid rgba(163, 255, 18, 0.3);
    border-radius: var(--lib-radius-full);
    font-size: 0.6875rem;
    font-weight: 600;
    color: #A3FF12;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.ai-card-content {
    padding: 1rem;
    background: linear-gradient(180deg, rgba(26, 29, 36, 0.5) 0%, rgba(12, 13, 16, 0.8) 100%);
}

.ai-card-title {
    font-size: 0.9375rem;
    font-weight: 600;
    color: #FFFFFF;
    margin: 0 0 0.375rem;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    transition: color 0.3s ease;
}

.ai-model-card:hover .ai-card-title {
    color: #A3FF12;
}

.ai-card-category {
    font-size: 0.75rem;
    color: #97A3B8;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* AI Showcase Responsive */
@media (max-width: 1200px) {
    .ai-showcase-grid {
        grid-template-columns: repeat(4, 1fr);
        gap: 1rem;
    }
}

@media (max-width: 992px) {
    .ai-showcase-grid {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .ai-showcase-grid .ai-model-card:nth-child(n+7) {
        display: none;
    }
}

@media (max-width: 768px) {
    .ai-showcase-section {
        padding: 2.5rem 0 3rem;
    }
    
    .ai-showcase-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 0.875rem;
    }
    
    .ai-showcase-grid .ai-model-card:nth-child(n+5) {
        display: none;
    }
    
    .ai-showcase-header h2 {
        font-size: 1.5rem;
    }
    
    .ai-showcase-subtitle {
        font-size: 0.875rem;
    }
    
    .ai-card-content {
        padding: 0.75rem;
    }
    
    .ai-card-title {
        font-size: 0.875rem;
    }
    
    .ai-tag {
        font-size: 0.625rem;
        padding: 0.25rem 0.5rem;
    }
}

@media (max-width: 480px) {
    .ai-showcase-section {
        padding: 2rem 0 2.5rem;
    }
    
    .ai-badge-title {
        flex-direction: column;
        gap: 0.5rem;
    }
    
    .ai-showcase-header h2 {
        font-size: 1.25rem;
    }
    
    .ai-card-content {
        padding: 0.625rem;
    }
    
    .ai-card-title {
        font-size: 0.8125rem;
    }
    
    .ai-card-category {
        font-size: 0.6875rem;
    }
}

/* ============ Textured Models Showcase ============ */
.textured-showcase-section {
    background: linear-gradient(180deg, #FAFBFC 0%, #FFFFFF 100%);
    padding: 3rem 0 3.5rem;
    margin-bottom: 0;
    position: relative;
    border-bottom: 1px solid var(--lib-border);
}

.textured-showcase-inner {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

.textured-showcase-header {
    text-align: center;
    margin-bottom: 2rem;
}

.textured-badge-title {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    margin-bottom: 0.5rem;
}

.textured-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.375rem 0.875rem;
    background: linear-gradient(135deg, #8B5CF6 0%, #6D28D9 100%);
    color: #FFFFFF;
    border-radius: var(--lib-radius-full);
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.textured-showcase-header h2 {
    font-family: var(--lib-font-display);
    font-size: clamp(1.75rem, 4vw, 2.25rem);
    font-weight: 700;
    color: var(--lib-text);
    margin: 0;
}

.textured-showcase-subtitle {
    font-size: 1rem;
    color: var(--lib-text-secondary);
    margin: 0.5rem auto 0;
    max-width: 600px;
}

.textured-showcase-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.25rem;
}

/* Textured Model Card */
.textured-model-card {
    position: relative;
    border-radius: var(--lib-radius-lg);
    overflow: hidden;
    background: var(--lib-bg);
    border: 1px solid var(--lib-border);
    text-decoration: none;
    transition: all 0.3s var(--lib-ease-out);
    display: block;
    box-shadow: var(--lib-shadow-sm);
}

.textured-model-card:hover {
    transform: translateY(-6px);
    border-color: rgba(139, 92, 246, 0.4);
    box-shadow: var(--lib-shadow-xl), 0 0 30px rgba(139, 92, 246, 0.15);
}

.textured-card-image {
    position: relative;
    aspect-ratio: 1;
    overflow: hidden;
    background: linear-gradient(135deg, #F1F5F9 0%, #E2E8F0 100%);
}

.textured-card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s var(--lib-ease-out);
}

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

.textured-card-placeholder {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--lib-text-muted);
    font-size: 2.5rem;
}

.textured-card-overlay {
    position: absolute;
    top: 0.75rem;
    right: 0.75rem;
    z-index: 2;
}

.textured-tag {
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
    padding: 0.375rem 0.75rem;
    background: rgba(139, 92, 246, 0.9);
    backdrop-filter: blur(8px);
    border-radius: var(--lib-radius-full);
    font-size: 0.6875rem;
    font-weight: 600;
    color: #FFFFFF;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.textured-card-content {
    padding: 1rem;
}

.textured-card-category {
    display: block;
    font-size: 0.6875rem;
    color: #8B5CF6;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    font-weight: 600;
    margin-bottom: 0.25rem;
}

.textured-card-title {
    font-size: 0.9375rem;
    font-weight: 600;
    color: var(--lib-text);
    margin: 0;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    transition: color 0.3s ease;
}

.textured-model-card:hover .textured-card-title {
    color: #6D28D9;
}

.textured-showcase-cta {
    text-align: center;
    margin-top: 2rem;
}

.btn-create-textured {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.875rem 1.75rem;
    background: linear-gradient(135deg, #8B5CF6 0%, #6D28D9 100%);
    color: #FFFFFF;
    border-radius: var(--lib-radius-full);
    font-weight: 600;
    text-decoration: none;
    transition: all 0.3s var(--lib-ease-out);
    box-shadow: 0 4px 12px rgba(139, 92, 246, 0.3);
}

.btn-create-textured:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(139, 92, 246, 0.4);
}

/* Textured Showcase Responsive */
@media (max-width: 1200px) {
    .textured-showcase-grid {
        grid-template-columns: repeat(4, 1fr);
        gap: 1rem;
    }
}

@media (max-width: 992px) {
    .textured-showcase-grid {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .textured-showcase-grid .textured-model-card:nth-child(n+10) {
        display: none;
    }
}

@media (max-width: 768px) {
    .textured-showcase-section {
        padding: 2.5rem 0 3rem;
    }
    
    .textured-showcase-inner {
        padding: 0 1rem;
    }
    
    .textured-showcase-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 0.75rem;
    }
    
    .textured-showcase-grid .textured-model-card:nth-child(n+7) {
        display: none;
    }
    
    .textured-showcase-header h2 {
        font-size: 1.5rem;
    }
    
    .textured-showcase-subtitle {
        font-size: 0.875rem;
    }
    
    /* Bigger cards on mobile - take up more screen space */
    .textured-model-card {
        border-radius: var(--lib-radius);
    }
    
    .textured-card-image {
        aspect-ratio: 1;
    }
    
    .textured-card-content {
        padding: 0.875rem;
    }
    
    .textured-card-title {
        font-size: 1rem;
        font-weight: 600;
    }
    
    .textured-card-category {
        font-size: 0.75rem;
    }
}

@media (max-width: 480px) {
    .textured-showcase-section {
        padding: 2rem 0 2.5rem;
    }
    
    .textured-showcase-inner {
        padding: 0 0.75rem;
    }
    
    .textured-badge-title {
        flex-direction: column;
        gap: 0.5rem;
    }
    
    .textured-showcase-header h2 {
        font-size: 1.25rem;
    }
    
    /* Keep 2 columns but maximize card size */
    .textured-showcase-grid {
        gap: 0.625rem;
    }
    
    .textured-card-content {
        padding: 0.75rem;
    }
    
    .textured-card-title {
        font-size: 0.9375rem;
    }
    
    .textured-card-category {
        font-size: 0.6875rem;
    }
}

/* ============ Main Content ============ */
.library-main {
    max-width: 1400px;
    margin: 0 auto;
    padding: 2rem 1.5rem 4rem;
}

.model-detail-main {
    padding-top: 1rem;
}

/* Section Styles */
.library-section {
    margin-bottom: 3.5rem;
    animation: fadeInUp 0.6s var(--lib-ease-out) both;
}

.library-section:nth-child(1) { animation-delay: 0.1s; }
.library-section:nth-child(2) { animation-delay: 0.2s; }
.library-section:nth-child(3) { animation-delay: 0.3s; }

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

.section-header h2 {
    display: flex;
    align-items: center;
    gap: 0.625rem;
    font-family: var(--lib-font-display);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--lib-text);
    margin: 0;
}

.section-header h2 i {
    color: var(--lib-text);
    font-size: 1.25rem;
}

.see-all {
    display: inline-flex;
    align-items: center;
    gap: 0.375rem;
    color: var(--lib-text);
    text-decoration: none;
    font-weight: 600;
    font-size: 0.9375rem;
    padding: 0.5rem 0.75rem;
    border-radius: var(--lib-radius);
    transition: all var(--lib-transition);
    min-height: 44px;
}

.see-all:hover {
    gap: 0.625rem;
    background: var(--lib-accent-light);
    color: var(--lib-accent);
}

.see-all i {
    transition: transform var(--lib-transition);
}

.see-all:hover i {
    transform: translateX(3px);
}

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

.category-card {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1.25rem;
    background: var(--lib-bg);
    border: 1px solid var(--lib-border);
    border-radius: var(--lib-radius);
    text-decoration: none;
    transition: all var(--lib-transition);
    min-height: 80px;
    animation: fadeInScale 0.4s var(--lib-ease-out) both;
}

/* Staggered animation for category cards */
.category-card:nth-child(1) { animation-delay: 0.05s; }
.category-card:nth-child(2) { animation-delay: 0.1s; }
.category-card:nth-child(3) { animation-delay: 0.15s; }
.category-card:nth-child(4) { animation-delay: 0.2s; }
.category-card:nth-child(5) { animation-delay: 0.25s; }
.category-card:nth-child(6) { animation-delay: 0.3s; }
.category-card:nth-child(7) { animation-delay: 0.35s; }
.category-card:nth-child(8) { animation-delay: 0.4s; }

.category-card:hover {
    border-color: var(--lib-lime);
    box-shadow: var(--lib-shadow-md), var(--lib-shadow-glow);
    transform: translateY(-3px);
}

.category-card:active {
    transform: translateY(-1px);
}

.category-icon {
    font-size: 2rem;
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--lib-bg-muted);
    border-radius: var(--lib-radius);
    transition: all var(--lib-transition);
}

.category-card:hover .category-icon {
    background: var(--lib-lime-bg);
    transform: scale(1.1) rotate(-5deg);
    box-shadow: 0 0 20px rgba(163, 255, 18, 0.3);
}

.category-info {
    flex: 1;
    min-width: 0;
}

.category-info h3 {
    font-size: 1rem;
    font-weight: 600;
    color: var(--lib-text);
    margin: 0 0 0.25rem;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.category-count {
    font-size: 0.875rem;
    color: var(--lib-text-secondary);
}

.category-card i.fa-chevron-right {
    color: var(--lib-text-muted);
    transition: all var(--lib-transition);
}

.category-card:hover i.fa-chevron-right {
    color: var(--lib-text);
    transform: translateX(4px);
}

/* ============ Model Grid ============ */
.model-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
    gap: 1.5rem;
}

.model-grid-featured {
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
}

.model-grid-related {
    grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
}

/* Model Card */
.model-card {
    background: var(--lib-bg);
    border: 1px solid var(--lib-border);
    border-radius: var(--lib-radius-lg);
    overflow: hidden;
    transition: all var(--lib-transition);
    animation: fadeInUp 0.5s var(--lib-ease-out) both;
}

/* Staggered animation for model cards */
.model-card:nth-child(1) { animation-delay: 0.05s; }
.model-card:nth-child(2) { animation-delay: 0.1s; }
.model-card:nth-child(3) { animation-delay: 0.15s; }
.model-card:nth-child(4) { animation-delay: 0.2s; }
.model-card:nth-child(5) { animation-delay: 0.25s; }
.model-card:nth-child(6) { animation-delay: 0.3s; }
.model-card:nth-child(7) { animation-delay: 0.35s; }
.model-card:nth-child(8) { animation-delay: 0.4s; }
.model-card:nth-child(n+9) { animation-delay: 0.45s; }

.model-card:hover {
    border-color: rgba(163, 255, 18, 0.3);
    box-shadow: var(--lib-shadow-xl), 0 0 30px rgba(163, 255, 18, 0.15);
    transform: translateY(-8px) scale(1.02);
}

.model-card:active {
    transform: translateY(-3px);
}

.model-card-link {
    text-decoration: none;
    display: block;
}

.model-card-image {
    position: relative;
    aspect-ratio: 1;
    background: var(--lib-bg-muted);
    overflow: hidden;
}

.model-card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s var(--lib-ease-out);
}

.model-card:hover .model-card-image img {
    transform: scale(1.12);
    filter: brightness(1.05);
}

.model-card-placeholder {
    width: 100%;
    height: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    color: var(--lib-text-muted);
}

.model-card-placeholder i {
    font-size: 2.5rem;
    transition: transform var(--lib-transition);
}

.model-card:hover .model-card-placeholder i {
    transform: scale(1.1) rotate(-5deg);
}

.model-card-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, transparent 40%, rgba(12, 13, 16, 0.8) 100%);
    display: flex;
    align-items: flex-end;
    justify-content: center;
    padding-bottom: 1.5rem;
    opacity: 0;
    transition: opacity var(--lib-transition);
}

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

.quick-view {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1.25rem;
    background: var(--lib-lime);
    color: var(--lib-text);
    border-radius: var(--lib-radius);
    font-weight: 600;
    font-size: 0.875rem;
    transform: translateY(20px);
    opacity: 0;
    transition: all var(--lib-transition);
    box-shadow: 0 4px 12px rgba(0,0,0,0.15);
    position: relative;
    overflow: hidden;
}

.quick-view::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    background: rgba(255,255,255,0.3);
    border-radius: 50%;
    transform: translate(-50%, -50%);
    transition: width 0.4s ease, height 0.4s ease;
}

.quick-view:hover::after {
    width: 200px;
    height: 200px;
}

.model-card:hover .quick-view {
    transform: translateY(0);
    opacity: 1;
}

.quick-view i {
    transition: transform 0.3s ease;
}

.model-card:hover .quick-view i {
    animation: pulse 1s ease infinite;
}

@keyframes pulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.2); }
}

.model-card-content {
    padding: 1rem;
}

.model-card-category {
    display: inline-block;
    padding: 0.25rem 0.625rem;
    background: var(--lib-accent-light);
    color: var(--lib-accent);
    border-radius: 4px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 0.5rem;
    transition: all var(--lib-transition);
}

.model-card:hover .model-card-category {
    background: var(--lib-lime-bg);
    color: var(--lib-lime-text);
}

.model-card-title {
    font-size: 1rem;
    font-weight: 600;
    color: var(--lib-text);
    margin: 0 0 0.625rem;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    line-height: 1.4;
}

.model-card-meta {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.model-stat {
    display: inline-flex;
    align-items: center;
    gap: 0.375rem;
    font-size: 0.8125rem;
    color: var(--lib-text-secondary);
}

.model-stat i {
    font-size: 0.75rem;
    color: var(--lib-text-muted);
    transition: color var(--lib-transition);
}

.model-card:hover .model-stat i {
    color: var(--lib-lime-text);
}

/* ============ Loading Skeleton ============ */
.skeleton {
    background: linear-gradient(90deg, 
        var(--lib-bg-muted) 25%, 
        var(--lib-bg-subtle) 50%, 
        var(--lib-bg-muted) 75%
    );
    background-size: 200% 100%;
    animation: shimmer 1.5s infinite;
    border-radius: var(--lib-radius);
}

.skeleton-card {
    aspect-ratio: 1;
    margin-bottom: 1rem;
}

.skeleton-text {
    height: 1rem;
    margin-bottom: 0.5rem;
}

.skeleton-text.short {
    width: 60%;
}

/* ============ Category Hero ============ */
.category-hero {
    background: var(--lib-bg-subtle);
    border: 1px solid var(--lib-border);
    border-radius: var(--lib-radius-lg);
    padding: 2.5rem;
    margin-bottom: 2rem;
    animation: fadeInUp 0.5s var(--lib-ease-out);
}

.category-hero-content {
    display: flex;
    align-items: center;
    gap: 1.5rem;
}

.category-hero-icon {
    font-size: 3.5rem;
    width: 88px;
    height: 88px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--lib-bg);
    border-radius: var(--lib-radius);
    box-shadow: var(--lib-shadow);
    animation: bounceIn 0.6s var(--lib-ease-out) 0.2s both;
}

.category-hero-text h1 {
    font-family: var(--lib-font-display);
    font-size: 2rem;
    font-weight: 700;
    color: var(--lib-text);
    margin: 0 0 0.5rem;
}

.category-hero-text p {
    color: var(--lib-text-secondary);
    margin: 0 0 0.5rem;
    max-width: 600px;
}

.category-hero-count {
    display: inline-block;
    padding: 0.375rem 0.875rem;
    background: var(--lib-lime-bg);
    color: var(--lib-lime-text);
    border-radius: var(--lib-radius-full);
    font-size: 0.875rem;
    font-weight: 600;
}

/* ============ Breadcrumbs ============ */
.breadcrumbs {
    margin-bottom: 1.5rem;
    animation: fadeIn 0.4s var(--lib-ease-out);
}

.breadcrumbs ol {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    list-style: none;
    padding: 0;
    margin: 0;
    font-size: 0.875rem;
}

.breadcrumbs li {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.breadcrumbs li:not(:last-child)::after {
    content: '/';
    color: var(--lib-text-muted);
}

.breadcrumbs a {
    color: var(--lib-text-secondary);
    text-decoration: none;
    transition: color var(--lib-transition);
    padding: 0.25rem;
}

.breadcrumbs a:hover {
    color: var(--lib-text);
}

.breadcrumbs li:last-child {
    color: var(--lib-text);
    font-weight: 500;
}

/* ============ Filters Bar ============ */
.filters-bar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    padding: 1rem 1.5rem;
    background: var(--lib-bg-subtle);
    border: 1px solid var(--lib-border);
    border-radius: var(--lib-radius);
    margin-bottom: 1.5rem;
    flex-wrap: wrap;
    animation: fadeInUp 0.4s var(--lib-ease-out) 0.1s both;
}

/* Mobile filter toggle */
.filters-toggle {
    display: none;
    width: 100%;
    padding: 0.875rem 1rem;
    background: var(--lib-bg);
    border: 1px solid var(--lib-border);
    border-radius: var(--lib-radius);
    color: var(--lib-text);
    font-weight: 600;
    cursor: pointer;
    align-items: center;
    justify-content: space-between;
    min-height: 48px;
    transition: all var(--lib-transition);
}

.filters-toggle:hover {
    border-color: var(--lib-text-muted);
}

.filters-toggle i {
    transition: transform var(--lib-transition);
}

.filters-toggle.active i {
    transform: rotate(180deg);
}

.filters-content {
    display: contents;
}

.filters-left,
.filters-right {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.filter-search {
    min-width: 280px;
}

.filter-search-input {
    display: flex;
    align-items: center;
    background: var(--lib-bg);
    border: 1px solid var(--lib-border);
    border-radius: var(--lib-radius-sm);
    padding: 0.625rem 1rem;
    transition: all var(--lib-transition);
    min-height: 44px;
}

.filter-search-input:focus-within {
    border-color: var(--lib-lime);
    box-shadow: 0 0 0 3px var(--lib-lime-bg);
}

.filter-search-input i {
    color: var(--lib-text-muted);
    margin-right: 0.625rem;
}

.filter-search-input input {
    flex: 1;
    border: none;
    background: transparent;
    font-size: 0.9375rem;
    color: var(--lib-text);
    outline: none;
}

.sort-dropdown,
.filter-dropdown {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.sort-dropdown label,
.filter-dropdown label {
    font-size: 0.875rem;
    color: var(--lib-text-secondary);
    white-space: nowrap;
}

.sort-dropdown select,
.filter-dropdown select {
    padding: 0.625rem 2.5rem 0.625rem 0.875rem;
    background: var(--lib-bg);
    border: 1px solid var(--lib-border);
    border-radius: var(--lib-radius-sm);
    font-size: 0.875rem;
    color: var(--lib-text);
    cursor: pointer;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%235A6578' d='M6 8L2 4h8z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 0.875rem center;
    transition: all var(--lib-transition);
    min-height: 44px;
}

.sort-dropdown select:hover,
.filter-dropdown select:hover {
    border-color: var(--lib-text-muted);
}

.sort-dropdown select:focus,
.filter-dropdown select:focus {
    border-color: var(--lib-lime);
    box-shadow: 0 0 0 3px var(--lib-lime-bg);
    outline: none;
}

.results-info {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 0.875rem;
    color: var(--lib-text-secondary);
    margin-bottom: 1.5rem;
    animation: fadeIn 0.3s var(--lib-ease-out) 0.2s both;
}

.search-query-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.375rem 0.75rem;
    background: var(--lib-accent-light);
    color: var(--lib-accent);
    border-radius: var(--lib-radius-full);
    font-weight: 500;
}

.clear-search {
    display: flex;
    color: inherit;
    opacity: 0.7;
    transition: all var(--lib-transition);
    padding: 0.125rem;
}

.clear-search:hover {
    opacity: 1;
    transform: scale(1.1);
}

/* Active Filters */
.active-filters {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 0.625rem;
    margin-bottom: 1.5rem;
    font-size: 0.875rem;
    color: var(--lib-text-secondary);
    animation: fadeIn 0.3s var(--lib-ease-out);
}

.filter-tag {
    display: inline-flex;
    align-items: center;
    gap: 0.375rem;
    padding: 0.375rem 0.75rem;
    background: var(--lib-bg-muted);
    border-radius: var(--lib-radius-full);
    color: var(--lib-text);
    font-weight: 500;
    animation: scaleIn 0.2s var(--lib-ease-out);
}

.remove-filter {
    display: flex;
    color: var(--lib-text-muted);
    transition: all var(--lib-transition);
    padding: 0.125rem;
}

.remove-filter:hover {
    color: var(--lib-danger);
    transform: scale(1.1);
}

.clear-all-filters {
    color: var(--lib-text);
    text-decoration: none;
    font-weight: 500;
    margin-left: 0.5rem;
    transition: color var(--lib-transition);
}

.clear-all-filters:hover {
    color: var(--lib-danger);
}

/* ============ Pagination ============ */
.pagination {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    margin-top: 3rem;
    animation: fadeInUp 0.4s var(--lib-ease-out);
}

.page-numbers {
    display: flex;
    align-items: center;
    gap: 0.25rem;
}

.page-link {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 44px;
    height: 44px;
    padding: 0 0.875rem;
    background: var(--lib-bg);
    border: 1px solid var(--lib-border);
    border-radius: var(--lib-radius-sm);
    color: var(--lib-text);
    text-decoration: none;
    font-weight: 500;
    font-size: 0.9375rem;
    transition: all var(--lib-transition);
}

.page-link:hover {
    border-color: var(--lib-text);
    color: var(--lib-text);
    transform: translateY(-2px);
    box-shadow: var(--lib-shadow-sm);
}

.page-link:active {
    transform: translateY(0);
}

.page-link.current {
    background: var(--lib-lime);
    border-color: var(--lib-lime);
    color: var(--lib-text);
    font-weight: 600;
    box-shadow: var(--lib-shadow-glow);
}

.page-link.prev,
.page-link.next {
    gap: 0.375rem;
}

.page-ellipsis {
    padding: 0 0.5rem;
    color: var(--lib-text-muted);
}

/* ============ No Results / Empty State ============ */
.no-results {
    text-align: center;
    padding: 5rem 2rem;
    background: var(--lib-bg-subtle);
    border: 1px solid var(--lib-border);
    border-radius: var(--lib-radius-lg);
    animation: fadeInUp 0.5s var(--lib-ease-out);
}

.no-results i {
    font-size: 4rem;
    color: var(--lib-text-muted);
    margin-bottom: 1.5rem;
    animation: float 3s ease-in-out infinite;
}

.no-results h3 {
    font-size: 1.5rem;
    color: var(--lib-text);
    margin: 0 0 0.75rem;
}

.no-results p {
    color: var(--lib-text-secondary);
    margin: 0 0 2rem;
    max-width: 400px;
    margin-left: auto;
    margin-right: auto;
}

.btn-secondary {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.875rem 1.75rem;
    background: var(--lib-bg);
    border: 2px solid var(--lib-border);
    color: var(--lib-text);
    border-radius: var(--lib-radius);
    font-weight: 600;
    text-decoration: none;
    transition: all var(--lib-transition);
    min-height: 48px;
}

.btn-secondary:hover {
    border-color: var(--lib-text);
    transform: translateY(-2px);
    box-shadow: var(--lib-shadow);
}

.btn-secondary:active {
    transform: translateY(0);
}

/* ============ Search Results Header ============ */
.search-header {
    margin-bottom: 2rem;
    animation: fadeInUp 0.4s var(--lib-ease-out);
}

.search-form-large {
    max-width: 700px;
    margin: 0 auto 1.5rem;
}

.search-input-wrapper.large {
    padding: 0.25rem;
}

.search-input-wrapper.large input {
    padding: 1.125rem 1rem 1.125rem 3.25rem;
    font-size: 1.125rem;
}

.search-results-title {
    text-align: center;
    font-size: 1.75rem;
    color: var(--lib-text);
    margin: 0;
}

.search-results-title strong {
    color: var(--lib-text);
    position: relative;
}

.search-results-title strong::after {
    content: '';
    position: absolute;
    left: 0;
    right: 0;
    bottom: 0;
    height: 3px;
    background: var(--lib-lime);
    border-radius: 2px;
}

.search-results-title .results-count {
    display: block;
    font-size: 1rem;
    font-weight: 400;
    color: var(--lib-text-secondary);
    margin-top: 0.5rem;
}

/* ============ Model Detail ============ */
.model-detail-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2rem;
    animation: fadeIn 0.5s var(--lib-ease-out);
}

@media (min-width: 992px) {
    .model-detail-grid {
        grid-template-columns: 1.2fr 1fr;
        gap: 3rem;
    }
}

.model-viewer-section {
    position: sticky;
    top: 80px;
    height: fit-content;
    animation: fadeInUp 0.5s var(--lib-ease-out) 0.1s both;
}

.model-viewer-container {
    aspect-ratio: 1;
    background: var(--lib-bg-muted);
    border: 1px solid var(--lib-border);
    border-radius: var(--lib-radius-lg);
    overflow: hidden;
    position: relative;
}

.model-viewer-container model-viewer {
    width: 100%;
    height: 100%;
}

.model-preview-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.model-preview-placeholder {
    width: 100%;
    height: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 1rem;
    color: var(--lib-text-muted);
}

.model-preview-placeholder i {
    font-size: 4rem;
    animation: pulse 2s ease-in-out infinite;
}

.viewer-controls {
    position: absolute;
    bottom: 1rem;
    right: 1rem;
    display: flex;
    gap: 0.5rem;
}

.viewer-btn {
    width: 44px;
    height: 44px;
    background: white;
    border: 1px solid var(--lib-border);
    border-radius: var(--lib-radius-sm);
    color: var(--lib-text);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--lib-transition);
    box-shadow: var(--lib-shadow);
}

.viewer-btn:hover {
    background: var(--lib-text);
    color: white;
    border-color: var(--lib-text);
    transform: scale(1.05);
}

.viewer-btn.active {
    background: var(--lib-lime);
    color: var(--lib-text);
    border-color: var(--lib-lime);
}

/* Model Info */
.model-info-section {
    display: flex;
    flex-direction: column;
    gap: 2rem;
    animation: fadeInUp 0.5s var(--lib-ease-out) 0.2s both;
}

.model-info-header {
    border-bottom: 1px solid var(--lib-border);
    padding-bottom: 1.5rem;
}

.model-category-link {
    display: inline-block;
    padding: 0.375rem 0.875rem;
    background: var(--lib-accent-light);
    color: var(--lib-accent);
    border-radius: 4px;
    font-size: 0.8125rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    text-decoration: none;
    margin-bottom: 0.75rem;
    transition: all var(--lib-transition);
}

.model-category-link:hover {
    background: var(--lib-lime-bg);
    color: var(--lib-lime-text);
}

.model-info-header h1 {
    font-family: var(--lib-font-display);
    font-size: 2rem;
    font-weight: 700;
    color: var(--lib-text);
    margin: 0 0 1rem;
    line-height: 1.2;
}

.model-stats {
    display: flex;
    align-items: center;
    gap: 1.5rem;
}

.model-stats .stat {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--lib-text-secondary);
    font-size: 0.9375rem;
}

.model-stats .stat i {
    color: var(--lib-text-muted);
}

/* Download Card */
.download-card {
    background: var(--lib-bg-subtle);
    border: 1px solid var(--lib-border);
    border-radius: var(--lib-radius-lg);
    padding: 1.5rem;
}

.download-card h2 {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--lib-text);
    margin: 0 0 1rem;
}

.download-options {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.download-btn {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem;
    background: var(--lib-bg);
    border: 1px solid var(--lib-border);
    border-radius: var(--lib-radius);
    text-decoration: none;
    transition: all var(--lib-transition);
    min-height: 64px;
}

.download-btn:hover {
    border-color: var(--lib-lime);
    box-shadow: var(--lib-shadow), 0 0 20px rgba(163, 255, 18, 0.2);
    transform: translateY(-3px);
}

.download-btn:hover i {
    animation: downloadBounce 0.6s ease;
}

@keyframes downloadBounce {
    0%, 100% { transform: translateY(0); }
    25% { transform: translateY(-4px); }
    50% { transform: translateY(0); }
    75% { transform: translateY(-2px); }
}

.download-btn:active {
    transform: translateY(0);
}

.download-btn.primary {
    background: var(--lib-lime);
    border-color: var(--lib-lime);
    color: var(--lib-text);
    box-shadow: var(--lib-shadow-glow);
    position: relative;
    overflow: hidden;
}

.download-btn.primary::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.3), transparent);
    transition: left 0.5s ease;
}

.download-btn.primary:hover::before {
    left: 100%;
}

.download-btn.primary:hover {
    background: var(--lib-lime-dark);
    box-shadow: var(--lib-shadow-glow-lg), 0 8px 30px rgba(163, 255, 18, 0.35);
    transform: translateY(-4px) scale(1.02);
}

.download-btn.primary i,
.download-btn.primary .download-info strong,
.download-btn.primary .download-info span {
    color: var(--lib-text);
}

.download-btn i {
    font-size: 1.25rem;
    color: var(--lib-text);
    width: 32px;
    text-align: center;
}

.download-btn.scad i {
    color: var(--lib-success);
}

.download-info {
    flex: 1;
}

.download-info strong {
    display: block;
    color: var(--lib-text);
    font-weight: 600;
    margin-bottom: 0.125rem;
}

.download-info span {
    font-size: 0.8125rem;
    color: var(--lib-text-secondary);
}

/* Size Selector */
.size-selector {
    margin-top: 1.5rem;
    padding-top: 1.5rem;
    border-top: 1px solid var(--lib-border);
}

.size-selector h3 {
    font-size: 1rem;
    font-weight: 600;
    color: var(--lib-text);
    margin: 0 0 0.25rem;
}

.size-selector p {
    font-size: 0.875rem;
    color: var(--lib-text-secondary);
    margin: 0 0 1rem;
}

.size-input-group {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.size-input-group input {
    width: 100px;
    padding: 0.75rem 1rem;
    background: var(--lib-bg);
    border: 1px solid var(--lib-border);
    border-radius: var(--lib-radius-sm);
    font-size: 1rem;
    color: var(--lib-text);
    transition: all var(--lib-transition);
    min-height: 48px;
}

.size-input-group input:focus {
    outline: none;
    border-color: var(--lib-lime);
    box-shadow: 0 0 0 3px var(--lib-lime-bg);
}

.size-input-group span {
    color: var(--lib-text-secondary);
    font-weight: 500;
}

.btn-scale-download {
    flex: 1;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.75rem 1rem;
    background: var(--lib-text);
    color: white;
    border: none;
    border-radius: var(--lib-radius-sm);
    font-weight: 600;
    cursor: pointer;
    transition: all var(--lib-transition);
    min-height: 48px;
}

.btn-scale-download:hover {
    background: var(--lib-lime);
    color: var(--lib-text);
    transform: translateY(-2px);
}

.btn-scale-download:active {
    transform: translateY(0);
}

/* Model Description */
.model-description h2 {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--lib-text);
    margin: 0 0 0.75rem;
}

.model-description p {
    color: var(--lib-text-secondary);
    margin: 0;
    line-height: 1.7;
}

/* Model Tags */
.model-tags h3 {
    font-size: 1rem;
    font-weight: 600;
    color: var(--lib-text);
    margin: 0 0 0.75rem;
}

.tag-list {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.tag {
    display: inline-block;
    padding: 0.5rem 1rem;
    background: var(--lib-bg-muted);
    color: var(--lib-text);
    border-radius: var(--lib-radius-full);
    font-size: 0.875rem;
    text-decoration: none;
    transition: all var(--lib-transition);
    min-height: 36px;
}

.tag:hover {
    background: var(--lib-lime);
    color: var(--lib-text);
    transform: translateY(-2px) scale(1.05);
    box-shadow: 0 4px 12px rgba(163, 255, 18, 0.3);
}

.tag:active {
    transform: translateY(0) scale(0.98);
}

/* Model Specs */
.model-specs h3 {
    font-size: 1rem;
    font-weight: 600;
    color: var(--lib-text);
    margin: 0 0 0.75rem;
}

.model-specs table {
    width: 100%;
    border-collapse: collapse;
}

.model-specs td {
    padding: 0.75rem 0;
    border-bottom: 1px solid var(--lib-border-light);
    font-size: 0.9375rem;
}

.model-specs tr:last-child td {
    border-bottom: none;
}

.model-specs td:first-child {
    color: var(--lib-text-secondary);
    width: 40%;
}

.model-specs td:last-child {
    color: var(--lib-text);
    font-weight: 500;
}

.model-specs a {
    color: var(--lib-text);
    text-decoration: none;
    border-bottom: 1px solid var(--lib-text-muted);
    transition: border-color var(--lib-transition);
}

.model-specs a:hover {
    border-color: var(--lib-lime);
}

/* Related Models */
.related-models {
    margin-top: 3rem;
    padding-top: 3rem;
    border-top: 1px solid var(--lib-border);
}

/* ============ CTA Section - Dark with Brand Colors ============ */
.library-cta {
    background: linear-gradient(135deg, #0C0D10 0%, #14161C 100%);
    border-radius: var(--lib-radius-xl);
    padding: 4rem 2rem;
    text-align: center;
    margin-top: 2rem;
    position: relative;
    overflow: hidden;
    animation: fadeInUp 0.5s var(--lib-ease-out);
}

.library-cta::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(163, 255, 18, 0.1) 0%, transparent 50%);
    pointer-events: none;
    animation: pulse 4s ease-in-out infinite;
}

.library-cta.compact {
    padding: 3rem 2rem;
    margin-top: 3rem;
}

.cta-content {
    position: relative;
    z-index: 1;
}

.cta-content h2 {
    font-family: var(--lib-font-display);
    font-size: 2rem;
    font-weight: 700;
    color: #E9EEF7;
    margin: 0 0 0.75rem;
}

.cta-content p {
    font-size: 1.125rem;
    color: #97A3B8;
    margin: 0 0 1.5rem;
}

.btn-cta {
    display: inline-flex;
    align-items: center;
    gap: 0.625rem;
    padding: 1rem 2rem;
    background: var(--lib-lime);
    color: #0C0D10;
    border-radius: var(--lib-radius);
    font-weight: 700;
    font-size: 1rem;
    text-decoration: none;
    transition: all var(--lib-transition);
    box-shadow: var(--lib-shadow-glow-lg);
    min-height: 52px;
    position: relative;
    overflow: hidden;
}

.btn-cta::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.4), transparent);
    animation: shimmer 3s ease-in-out infinite;
}

@keyframes shimmer {
    0%, 100% { left: -100%; }
    50% { left: 100%; }
}

.btn-cta:hover {
    background: var(--lib-lime-dark);
    transform: translateY(-4px) scale(1.03);
    box-shadow: 0 0 50px rgba(163, 255, 18, 0.5), 0 10px 30px rgba(0,0,0,0.2);
}

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

.btn-cta i {
    transition: transform var(--lib-transition);
}

.btn-cta:hover i {
    transform: rotate(-10deg) scale(1.1);
}

/* ============ Footer ============ */
.library-footer {
    background: var(--lib-bg-subtle);
    border-top: 1px solid var(--lib-border);
    padding: 3rem 1.5rem;
    margin-top: 4rem;
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1.5rem;
    text-align: center;
}

.footer-brand {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-family: var(--lib-font-display);
    font-weight: 700;
    font-size: 1.125rem;
    color: var(--lib-text);
}

.footer-links {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 1.5rem;
}

.footer-links a {
    color: var(--lib-text-secondary);
    text-decoration: none;
    font-size: 0.9375rem;
    transition: color var(--lib-transition);
    padding: 0.25rem;
    min-height: 44px;
    display: flex;
    align-items: center;
}

.footer-links a:hover {
    color: var(--lib-text);
}

.footer-copyright {
    font-size: 0.875rem;
    color: var(--lib-text-muted);
    margin: 0;
}

/* ============ Back to Top Button ============ */
.back-to-top {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    width: 48px;
    height: 48px;
    background: var(--lib-text);
    color: white;
    border: none;
    border-radius: var(--lib-radius-full);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px);
    transition: all var(--lib-transition);
    box-shadow: var(--lib-shadow-lg);
    z-index: 90;
}

.back-to-top.visible {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.back-to-top:hover {
    background: var(--lib-lime);
    color: var(--lib-text);
    transform: translateY(-3px);
}

.back-to-top:active {
    transform: translateY(0);
}

/* ============ Loading Spinner ============ */
.loading-spinner {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 2px solid var(--lib-border);
    border-top-color: var(--lib-lime);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

.loading-overlay {
    position: fixed;
    inset: 0;
    background: rgba(255, 255, 255, 0.9);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    opacity: 0;
    visibility: hidden;
    transition: all var(--lib-transition);
}

.loading-overlay.visible {
    opacity: 1;
    visibility: visible;
}

.loading-overlay .loading-spinner {
    width: 40px;
    height: 40px;
    border-width: 3px;
}

/* ============ Toast Notifications ============ */
.toast {
    position: fixed;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%) translateY(100px);
    padding: 1rem 1.5rem;
    background: var(--lib-text);
    color: white;
    border-radius: var(--lib-radius);
    box-shadow: var(--lib-shadow-xl);
    opacity: 0;
    visibility: hidden;
    transition: all var(--lib-transition-slow);
    z-index: 1000;
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.toast.visible {
    opacity: 1;
    visibility: visible;
    transform: translateX(-50%) translateY(0);
}

.toast.success {
    background: var(--lib-success);
}

.toast.error {
    background: var(--lib-danger);
}

/* ============ Search suggestions dropdown ============ */
.search-suggestions {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--lib-bg);
    border: 1px solid var(--lib-border);
    border-top: none;
    border-radius: 0 0 var(--lib-radius-lg) var(--lib-radius-lg);
    box-shadow: var(--lib-shadow-lg);
    display: none;
    max-height: 300px;
    overflow-y: auto;
    z-index: 50;
    animation: fadeInUp 0.2s var(--lib-ease-out);
}

.search-suggestions.active {
    display: block;
}

.suggestion-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.875rem 1.25rem;
    cursor: pointer;
    transition: background var(--lib-transition);
    min-height: 48px;
}

.suggestion-item:hover {
    background: var(--lib-bg-muted);
}

.suggestion-item i {
    color: var(--lib-text-muted);
}

.suggestion-item span {
    color: var(--lib-text);
}

.suggestion-item .highlight {
    font-weight: 600;
    color: var(--lib-text);
    background: var(--lib-lime-bg);
    padding: 0.125rem 0.25rem;
    border-radius: 2px;
}

/* ============ Responsive Design ============ */

/* Tablet */
@media (max-width: 992px) {
    .model-grid {
        grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
        gap: 1.25rem;
    }
    
    .category-grid {
        grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    }
    
    .library-hero {
        padding: 3rem 1.25rem 2.5rem;
    }
    
    .library-cta {
        padding: 3rem 1.5rem;
    }
}

/* Mobile */
@media (max-width: 768px) {
    .library-header-inner {
        padding: 0.75rem 1rem;
    }
    
    .library-nav {
        display: none;
    }
    
    .mobile-menu-toggle {
        display: flex;
    }
    
    .library-hero {
        padding: 2.5rem 1rem 2rem;
    }
    
    .library-hero h1 {
        font-size: 2rem;
    }
    
    .hero-subtitle {
        font-size: 1rem;
        margin-bottom: 1.5rem;
    }
    
    .search-input-wrapper {
        flex-direction: column;
        border-radius: var(--lib-radius-lg);
    }
    
    .search-input-wrapper input {
        padding: 1rem 1rem 0.75rem 3rem;
        width: 100%;
    }
    
    .search-submit {
        width: calc(100% - 0.75rem);
        margin: 0 0.375rem 0.375rem;
    }
    
    .hero-tags {
        gap: 0.375rem;
    }
    
    .hero-tags a {
        padding: 0.5rem 0.875rem;
        font-size: 0.8125rem;
    }
    
    .library-main {
        padding: 1.5rem 1rem 3rem;
    }
    
    .section-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.75rem;
    }
    
    .section-header h2 {
        font-size: 1.25rem;
    }
    
    .category-grid {
        grid-template-columns: 1fr;
    }
    
    .category-card {
        padding: 1rem;
    }
    
    .model-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 0.875rem;
    }
    
    .model-card-content {
        padding: 0.75rem;
    }
    
    .model-card-category {
        font-size: 0.625rem;
        padding: 0.1875rem 0.5rem;
    }
    
    .model-card-title {
        font-size: 0.875rem;
        margin-bottom: 0.375rem;
    }
    
    .model-stat {
        font-size: 0.75rem;
    }
    
    .category-hero {
        padding: 1.5rem;
    }
    
    .category-hero-content {
        flex-direction: column;
        text-align: center;
    }
    
    .category-hero-icon {
        width: 72px;
        height: 72px;
        font-size: 2.5rem;
    }
    
    .category-hero-text h1 {
        font-size: 1.5rem;
    }
    
    .category-hero-text p {
        font-size: 0.9375rem;
    }
    
    /* Mobile filters - collapsible */
    .filters-bar {
        flex-direction: column;
        padding: 0;
        background: transparent;
        border: none;
        gap: 0;
    }
    
    .filters-toggle {
        display: flex;
    }
    
    .filters-content {
        display: none;
        flex-direction: column;
        width: 100%;
        background: var(--lib-bg-subtle);
        border: 1px solid var(--lib-border);
        border-top: none;
        border-radius: 0 0 var(--lib-radius) var(--lib-radius);
        padding: 1rem;
        gap: 1rem;
        animation: slideInFromBottom 0.3s var(--lib-ease-out);
    }
    
    .filters-content.active {
        display: flex;
    }
    
    .filters-left,
    .filters-right {
        width: 100%;
        flex-direction: column;
    }
    
    .filter-search {
        min-width: 100%;
    }
    
    .filter-search-input {
        width: 100%;
    }
    
    .sort-dropdown,
    .filter-dropdown {
        width: 100%;
        flex-direction: column;
        align-items: flex-start;
        gap: 0.375rem;
    }
    
    .sort-dropdown select,
    .filter-dropdown select {
        width: 100%;
    }
    
    .pagination {
        flex-wrap: wrap;
        gap: 0.375rem;
    }
    
    .page-link {
        min-width: 40px;
        height: 40px;
        font-size: 0.875rem;
        padding: 0 0.5rem;
    }
    
    .page-link.prev span,
    .page-link.next span {
        display: none;
    }
    
    .model-viewer-section {
        position: relative;
        top: 0;
    }
    
    .model-info-header h1 {
        font-size: 1.5rem;
    }
    
    .download-card {
        padding: 1.25rem;
    }
    
    .download-btn {
        padding: 0.875rem;
    }
    
    .size-input-group {
        flex-wrap: wrap;
        gap: 0.625rem;
    }
    
    .size-input-group input {
        flex: 1;
        min-width: 80px;
    }
    
    .btn-scale-download {
        width: 100%;
        margin-top: 0.5rem;
    }
    
    .library-cta {
        padding: 2.5rem 1.25rem;
        border-radius: var(--lib-radius-lg);
    }
    
    .cta-content h2 {
        font-size: 1.5rem;
    }
    
    .cta-content p {
        font-size: 1rem;
    }
    
    .btn-cta {
        padding: 0.875rem 1.5rem;
        font-size: 0.9375rem;
    }
    
    .library-footer {
        padding: 2rem 1rem;
    }
    
    .footer-links {
        gap: 0.75rem 1rem;
    }
    
    .footer-links a {
        font-size: 0.875rem;
    }
    
    /* Back to top on mobile */
    .back-to-top {
        bottom: 1.5rem;
        right: 1.5rem;
    }
    
    /* No results mobile */
    .no-results {
        padding: 3rem 1.5rem;
    }
    
    .no-results i {
        font-size: 3rem;
    }
    
    .no-results h3 {
        font-size: 1.25rem;
    }
}

/* Small phones */
@media (max-width: 480px) {
    .library-hero h1 {
        font-size: 1.75rem;
    }
    
    .model-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 0.75rem;
    }
    
    .model-card-content {
        padding: 0.625rem;
    }
    
    .model-card-title {
        font-size: 0.8125rem;
        -webkit-line-clamp: 1;
    }
    
    .model-card-meta {
        gap: 0.5rem;
    }
    
    .hero-tags a {
        padding: 0.375rem 0.75rem;
        font-size: 0.75rem;
    }
}

/* Touch-friendly on mobile */
@media (hover: none) and (pointer: coarse) {
    .model-card-overlay {
        display: none;
    }
    
    .model-card:active {
        transform: scale(0.98);
    }
    
    .category-card:active {
        transform: scale(0.98);
    }
    
    .btn-create:active,
    .btn-cta:active,
    .btn-secondary:active {
        transform: scale(0.97);
    }
}

/* Reduced motion preference */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
    
    html {
        scroll-behavior: auto;
    }
}

/* High contrast mode */
@media (prefers-contrast: high) {
    :root {
        --lib-border: #0C0D10;
        --lib-text-secondary: #0C0D10;
    }
    
    .model-card,
    .category-card {
        border-width: 2px;
    }
}

/* Print styles */
@media print {
    .library-header,
    .library-footer,
    .filters-bar,
    .pagination,
    .back-to-top,
    .btn-create,
    .btn-cta {
        display: none !important;
    }
    
    .library-page {
        background: white;
    }
    
    .model-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

/* ============ Model Viewer Loading Overlay ============ */
.model-loading-overlay {
    position: absolute;
    inset: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    background: radial-gradient(ellipse at center, #1a1b20 0%, #0C0D10 70%);
    z-index: 10;
}

.model-loading-overlay .loading-poster {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0.3;
    filter: blur(8px);
}

.loading-indicator {
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1.5rem;
    z-index: 1;
}

/* Animated 3D Cube */
.loading-cube {
    width: 60px;
    height: 60px;
    position: relative;
    transform-style: preserve-3d;
    animation: cubeRotate 3s ease-in-out infinite;
}

.cube-face {
    position: absolute;
    width: 60px;
    height: 60px;
    border: 2px solid var(--lib-lime);
    background: rgba(163, 255, 18, 0.1);
    box-shadow: inset 0 0 20px rgba(163, 255, 18, 0.2);
}

.cube-face.front  { transform: translateZ(30px); }
.cube-face.back   { transform: rotateY(180deg) translateZ(30px); }
.cube-face.right  { transform: rotateY(90deg) translateZ(30px); background: rgba(163, 255, 18, 0.25); }
.cube-face.left   { transform: rotateY(-90deg) translateZ(30px); }
.cube-face.top    { transform: rotateX(90deg) translateZ(30px); }
.cube-face.bottom { transform: rotateX(-90deg) translateZ(30px); }

@keyframes cubeRotate {
    0%, 100% { transform: rotateX(-20deg) rotateY(0deg); }
    25% { transform: rotateX(-20deg) rotateY(90deg); }
    50% { transform: rotateX(-20deg) rotateY(180deg); }
    75% { transform: rotateX(-20deg) rotateY(270deg); }
}

.loading-text {
    color: #FFFFFF;
    font-size: 1rem;
    font-weight: 500;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    opacity: 0.9;
}

.loading-progress-container {
    width: 200px;
    height: 4px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 2px;
    overflow: hidden;
}

.loading-progress-bar {
    height: 100%;
    width: 0%;
    background: linear-gradient(90deg, var(--lib-lime) 0%, var(--lib-lime-dark) 100%);
    border-radius: 2px;
    transition: width 0.3s ease-out;
    box-shadow: 0 0 10px rgba(163, 255, 18, 0.5);
}

/* Model viewer default progress bar override */
model-viewer::part(default-progress-bar) {
    display: none;
}

/* Responsive adjustments */
@media (max-width: 640px) {
    .loading-cube {
        width: 48px;
        height: 48px;
    }
    
    .cube-face {
        width: 48px;
        height: 48px;
    }
    
    .cube-face.front  { transform: translateZ(24px); }
    .cube-face.back   { transform: rotateY(180deg) translateZ(24px); }
    .cube-face.right  { transform: rotateY(90deg) translateZ(24px); }
    .cube-face.left   { transform: rotateY(-90deg) translateZ(24px); }
    .cube-face.top    { transform: rotateX(90deg) translateZ(24px); }
    .cube-face.bottom { transform: rotateX(-90deg) translateZ(24px); }
    
    .loading-text {
        font-size: 0.875rem;
    }
    
    .loading-progress-container {
        width: 160px;
    }
}

/* ============ STL Download Modal ============ */
.stl-modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(12, 13, 16, 0.75);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    display: none;
    justify-content: center;
    align-items: center;
    z-index: 1000;
    padding: 1rem;
    animation: fadeIn 0.2s ease-out;
}

.stl-modal-overlay.active {
    display: flex;
}

.stl-modal {
    background: var(--lib-bg);
    border: 1px solid var(--lib-border);
    border-radius: var(--lib-radius-xl);
    width: 100%;
    max-width: 480px;
    max-height: 90vh;
    overflow: hidden;
    box-shadow: var(--lib-shadow-xl);
    animation: stlModalSlideIn 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

@keyframes stlModalSlideIn {
    from {
        opacity: 0;
        transform: translateY(20px) scale(0.95);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

.stl-modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1.25rem 1.5rem;
    border-bottom: 1px solid var(--lib-border);
}

.stl-modal-header h3 {
    margin: 0;
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--lib-text);
    display: flex;
    align-items: center;
    gap: 0.625rem;
}

.stl-modal-header h3 i {
    color: var(--lib-lime-text);
}

.stl-modal-close {
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--lib-bg-muted);
    border: none;
    border-radius: var(--lib-radius);
    color: var(--lib-text-secondary);
    cursor: pointer;
    transition: all var(--lib-transition);
}

.stl-modal-close:hover {
    background: var(--lib-text);
    color: white;
}

.stl-modal-body {
    padding: 1.5rem;
    overflow-y: auto;
    max-height: calc(90vh - 180px);
}

.stl-modal-subtitle {
    margin: 0 0 1.25rem;
    color: var(--lib-text-secondary);
    font-size: 0.9375rem;
}

/* Size Presets Grid */
.stl-size-presets {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 0.75rem;
    margin-bottom: 1.5rem;
}

.stl-size-option {
    display: flex;
    align-items: center;
    gap: 0.875rem;
    padding: 1rem;
    background: var(--lib-bg-subtle);
    border: 2px solid var(--lib-border);
    border-radius: var(--lib-radius);
    cursor: pointer;
    transition: all var(--lib-transition);
    text-align: left;
}

.stl-size-option:hover {
    border-color: var(--lib-lime);
    background: var(--lib-lime-bg);
}

.stl-size-option.active {
    border-color: var(--lib-lime);
    background: var(--lib-lime-bg);
    box-shadow: 0 0 0 3px rgba(163, 255, 18, 0.15), var(--lib-shadow-glow);
}

.stl-size-option .size-icon {
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--lib-bg);
    border-radius: var(--lib-radius-sm);
    color: var(--lib-text);
    font-size: 1.125rem;
    transition: all var(--lib-transition);
    flex-shrink: 0;
}

.stl-size-option:hover .size-icon,
.stl-size-option.active .size-icon {
    background: var(--lib-lime);
    color: var(--lib-text);
}

.stl-size-option .size-details {
    display: flex;
    flex-direction: column;
    gap: 0.125rem;
}

.stl-size-option .size-details strong {
    font-size: 0.9375rem;
    font-weight: 600;
    color: var(--lib-text);
}

.stl-size-option .size-details span {
    font-size: 0.8125rem;
    color: var(--lib-text-secondary);
}

/* 5th item spans full width */
.stl-size-presets .stl-size-option:nth-child(5) {
    grid-column: span 2;
}

/* Custom Size Input */
.stl-custom-size {
    background: var(--lib-bg-subtle);
    border: 1px solid var(--lib-border);
    border-radius: var(--lib-radius);
    padding: 1rem;
}

.stl-custom-size label {
    display: block;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--lib-text);
    margin-bottom: 0.5rem;
}

.stl-custom-input-group {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.stl-custom-input-group input {
    flex: 1;
    padding: 0.75rem 1rem;
    background: var(--lib-bg);
    border: 1px solid var(--lib-border);
    border-radius: var(--lib-radius-sm);
    font-size: 1rem;
    color: var(--lib-text);
    transition: all var(--lib-transition);
}

.stl-custom-input-group input:focus {
    outline: none;
    border-color: var(--lib-lime);
    box-shadow: 0 0 0 3px var(--lib-lime-bg);
}

.stl-custom-input-group input::placeholder {
    color: var(--lib-text-muted);
}

.stl-unit {
    font-size: 0.9375rem;
    font-weight: 600;
    color: var(--lib-text-secondary);
    padding: 0 0.5rem;
}

/* Modal Footer */
.stl-modal-footer {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: 0.75rem;
    padding: 1rem 1.5rem;
    border-top: 1px solid var(--lib-border);
    background: var(--lib-bg-subtle);
}

.stl-btn-cancel {
    padding: 0.75rem 1.25rem;
    background: transparent;
    border: 1px solid var(--lib-border);
    border-radius: var(--lib-radius);
    color: var(--lib-text);
    font-size: 0.9375rem;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--lib-transition);
    min-height: 48px;
}

.stl-btn-cancel:hover {
    background: var(--lib-bg-muted);
    border-color: var(--lib-text-muted);
}

.stl-btn-download {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    background: var(--lib-lime);
    border: none;
    border-radius: var(--lib-radius);
    color: var(--lib-text);
    font-size: 0.9375rem;
    font-weight: 700;
    cursor: pointer;
    transition: all var(--lib-transition);
    box-shadow: var(--lib-shadow-glow);
    min-height: 48px;
}

.stl-btn-download:hover {
    background: var(--lib-lime-dark);
    transform: translateY(-2px);
    box-shadow: var(--lib-shadow-glow-lg);
}

.stl-btn-download:active {
    transform: translateY(0);
}

/* Mobile STL Modal */
@media (max-width: 640px) {
    .stl-modal-overlay {
        padding: 0;
        align-items: flex-end;
    }
    
    .stl-modal {
        max-width: 100%;
        max-height: 85vh;
        border-radius: var(--lib-radius-xl) var(--lib-radius-xl) 0 0;
        animation: stlModalSlideUp 0.3s cubic-bezier(0.16, 1, 0.3, 1);
    }
    
    @keyframes stlModalSlideUp {
        from {
            opacity: 0;
            transform: translateY(100%);
        }
        to {
            opacity: 1;
            transform: translateY(0);
        }
    }
    
    .stl-modal-header {
        padding: 1rem 1.25rem;
    }
    
    .stl-modal-header h3 {
        font-size: 1.125rem;
    }
    
    .stl-modal-body {
        padding: 1.25rem;
        max-height: calc(85vh - 160px);
    }
    
    .stl-size-presets {
        grid-template-columns: 1fr;
        gap: 0.625rem;
    }
    
    .stl-size-presets .stl-size-option:nth-child(5) {
        grid-column: span 1;
    }
    
    .stl-size-option {
        padding: 0.875rem;
    }
    
    .stl-size-option .size-icon {
        width: 40px;
        height: 40px;
        font-size: 1rem;
    }
    
    .stl-modal-footer {
        flex-direction: column-reverse;
        gap: 0.625rem;
        padding: 1rem 1.25rem;
    }
    
    .stl-btn-cancel,
    .stl-btn-download {
        width: 100%;
        justify-content: center;
    }
}

/* ============ Remix Section ============ */
.remix-section {
    margin-top: 1.5rem;
    padding-top: 1.5rem;
    border-top: 1px solid var(--lib-border);
    text-align: center;
}

/* Remix Button (for signed-in users) */
.btn-remix {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.625rem;
    width: 100%;
    padding: 1rem 1.5rem;
    background: linear-gradient(135deg, #6366F1 0%, #8B5CF6 100%);
    color: white;
    border: none;
    border-radius: var(--lib-radius);
    font-size: 1rem;
    font-weight: 700;
    text-decoration: none;
    cursor: pointer;
    transition: all var(--lib-transition);
    box-shadow: 0 4px 15px rgba(99, 102, 241, 0.35);
    min-height: 56px;
    position: relative;
    overflow: hidden;
}

.btn-remix::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.25), transparent);
    transition: left 0.5s ease;
}

.btn-remix:hover::before {
    left: 100%;
}

.btn-remix:hover {
    background: linear-gradient(135deg, #4F46E5 0%, #7C3AED 100%);
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(99, 102, 241, 0.45);
}

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

.btn-remix i {
    font-size: 1.125rem;
}

.remix-hint {
    margin: 0.75rem 0 0;
    font-size: 0.8125rem;
    color: var(--lib-text-secondary);
}

/* Remix CTA Card (for non-signed-in users) */
.remix-cta {
    background: linear-gradient(135deg, #F8FAFF 0%, #F0F4FF 100%);
    border: 2px solid #E0E7FF;
    border-radius: var(--lib-radius-lg);
    padding: 1.5rem;
    text-align: center;
}

.remix-cta-icon {
    width: 56px;
    height: 56px;
    margin: 0 auto 1rem;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #6366F1 0%, #8B5CF6 100%);
    border-radius: var(--lib-radius);
    color: white;
    font-size: 1.5rem;
    box-shadow: 0 4px 15px rgba(99, 102, 241, 0.3);
}

.remix-cta h3 {
    margin: 0 0 0.5rem;
    font-size: 1.125rem;
    font-weight: 700;
    color: var(--lib-text);
}

.remix-cta p {
    margin: 0 0 1.25rem;
    font-size: 0.9375rem;
    color: var(--lib-text-secondary);
    line-height: 1.5;
}

.btn-signup-remix {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    width: 100%;
    padding: 0.875rem 1.5rem;
    background: linear-gradient(135deg, #6366F1 0%, #8B5CF6 100%);
    color: white;
    border: none;
    border-radius: var(--lib-radius);
    font-size: 0.9375rem;
    font-weight: 700;
    text-decoration: none;
    cursor: pointer;
    transition: all var(--lib-transition);
    box-shadow: 0 4px 15px rgba(99, 102, 241, 0.35);
    min-height: 48px;
}

.btn-signup-remix:hover {
    background: linear-gradient(135deg, #4F46E5 0%, #7C3AED 100%);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(99, 102, 241, 0.45);
}

.btn-signup-remix:active {
    transform: translateY(0);
}

.remix-login-link {
    margin-top: 1rem;
    font-size: 0.8125rem;
    color: var(--lib-text-secondary);
}

.remix-login-link a {
    color: #6366F1;
    font-weight: 600;
    text-decoration: none;
    transition: color var(--lib-transition);
}

.remix-login-link a:hover {
    color: #4F46E5;
    text-decoration: underline;
}

/* Mobile Remix Section */
@media (max-width: 640px) {
    .remix-section {
        margin-top: 1.25rem;
        padding-top: 1.25rem;
    }
    
    .btn-remix {
        padding: 0.875rem 1.25rem;
        font-size: 0.9375rem;
        min-height: 52px;
    }
    
    .remix-cta {
        padding: 1.25rem;
    }
    
    .remix-cta-icon {
        width: 48px;
        height: 48px;
        font-size: 1.25rem;
    }
    
    .remix-cta h3 {
        font-size: 1rem;
    }
    
    .remix-cta p {
        font-size: 0.875rem;
    }
}

/* ============ Modular Sets Section ============ */
.modular-sets-section {
    background: linear-gradient(180deg, var(--lib-bg-subtle) 0%, var(--lib-bg) 100%);
    padding: 3rem 0 3.5rem;
    margin: 2rem 0;
    border-radius: var(--lib-radius-xl);
    border: 1px solid var(--lib-border);
    position: relative;
    overflow: hidden;
}

.modular-sets-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(ellipse at 10% 20%, rgba(99, 102, 241, 0.04) 0%, transparent 50%),
        radial-gradient(ellipse at 90% 80%, rgba(163, 255, 18, 0.04) 0%, transparent 50%);
    pointer-events: none;
}

.modular-sets-inner {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 1.5rem;
    position: relative;
    z-index: 1;
}

.modular-sets-header {
    text-align: center;
    margin-bottom: 2rem;
}

.modular-badge-title {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    margin-bottom: 0.5rem;
}

.modular-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.375rem 0.875rem;
    background: linear-gradient(135deg, #6366F1 0%, #8B5CF6 100%);
    color: white;
    border-radius: var(--lib-radius-full);
    font-size: 0.6875rem;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    box-shadow: 0 4px 12px rgba(99, 102, 241, 0.25);
}

.modular-badge i {
    font-size: 0.75rem;
}

.modular-sets-header h2 {
    font-family: var(--lib-font-display);
    font-size: clamp(1.75rem, 4vw, 2.25rem);
    font-weight: 700;
    color: var(--lib-text);
    margin: 0;
}

.modular-sets-subtitle {
    font-size: 1rem;
    color: var(--lib-text-secondary);
    margin: 0.5rem auto 0;
    max-width: 500px;
}

/* Modular Sets Grid */
.modular-sets-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
    gap: 1.25rem;
}

/* Modular Set Card */
.modular-set-card {
    position: relative;
    display: flex;
    background: var(--lib-bg);
    border: 1px solid var(--lib-border);
    border-radius: var(--lib-radius-lg);
    overflow: hidden;
    text-decoration: none;
    transition: all 0.35s cubic-bezier(0.16, 1, 0.3, 1);
    animation: fadeInUp 0.5s var(--lib-ease-out) both;
}

/* Staggered animation */
.modular-set-card:nth-child(1) { animation-delay: 0.05s; }
.modular-set-card:nth-child(2) { animation-delay: 0.1s; }
.modular-set-card:nth-child(3) { animation-delay: 0.15s; }
.modular-set-card:nth-child(4) { animation-delay: 0.2s; }
.modular-set-card:nth-child(5) { animation-delay: 0.25s; }
.modular-set-card:nth-child(6) { animation-delay: 0.3s; }
.modular-set-card:nth-child(7) { animation-delay: 0.35s; }
.modular-set-card:nth-child(8) { animation-delay: 0.4s; }
.modular-set-card:nth-child(9) { animation-delay: 0.45s; }
.modular-set-card:nth-child(10) { animation-delay: 0.5s; }

.modular-set-card:hover {
    border-color: rgba(99, 102, 241, 0.3);
    box-shadow: 
        var(--lib-shadow-xl),
        0 0 30px rgba(99, 102, 241, 0.1);
    transform: translateY(-6px);
}

.modular-set-card:active {
    transform: translateY(-2px);
}

/* Card Icon Section */
.modular-card-icon {
    flex-shrink: 0;
    width: 100px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.35s ease;
}

.modular-emoji {
    font-size: 2.5rem;
    line-height: 1;
    filter: drop-shadow(0 2px 4px rgba(0,0,0,0.2));
    transition: transform 0.35s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.modular-set-card:hover .modular-emoji {
    transform: scale(1.2) rotate(-5deg);
}

/* Card Content */
.modular-card-content {
    flex: 1;
    padding: 1.25rem;
    display: flex;
    flex-direction: column;
    min-width: 0;
}

.modular-card-header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 0.75rem;
    margin-bottom: 0.5rem;
}

.modular-card-title {
    font-family: var(--lib-font-display);
    font-size: 1.125rem;
    font-weight: 700;
    color: var(--lib-text);
    margin: 0;
    line-height: 1.3;
    transition: color 0.3s ease;
}

.modular-set-card:hover .modular-card-title {
    color: #6366F1;
}

.modular-part-count {
    display: inline-flex;
    align-items: center;
    gap: 0.375rem;
    padding: 0.25rem 0.625rem;
    background: var(--lib-accent-light);
    color: var(--lib-accent);
    border-radius: var(--lib-radius-full);
    font-size: 0.75rem;
    font-weight: 600;
    white-space: nowrap;
    flex-shrink: 0;
}

.modular-part-count i {
    font-size: 0.625rem;
}

.modular-card-description {
    font-size: 0.875rem;
    color: var(--lib-text-secondary);
    margin: 0 0 0.75rem;
    line-height: 1.5;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

/* Tags */
.modular-card-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.375rem;
    margin-bottom: 0.875rem;
}

.modular-tag {
    display: inline-block;
    padding: 0.1875rem 0.5rem;
    background: var(--lib-bg-muted);
    color: var(--lib-text-secondary);
    border-radius: 4px;
    font-size: 0.6875rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.25px;
    transition: all 0.25s ease;
}

.modular-set-card:hover .modular-tag {
    background: var(--lib-lime-bg);
    color: var(--lib-lime-text);
}

/* Card Footer */
.modular-card-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-top: auto;
    padding-top: 0.75rem;
    border-top: 1px solid var(--lib-border-light);
}

.modular-compatible-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.375rem;
    font-size: 0.75rem;
    color: #10B981;
    font-weight: 600;
}

.modular-compatible-badge i {
    font-size: 0.625rem;
}

.modular-view-link {
    display: inline-flex;
    align-items: center;
    gap: 0.375rem;
    font-size: 0.8125rem;
    color: var(--lib-text-secondary);
    font-weight: 600;
    transition: all 0.25s ease;
}

.modular-view-link i {
    font-size: 0.625rem;
    transition: transform 0.25s ease;
}

.modular-set-card:hover .modular-view-link {
    color: #6366F1;
}

.modular-set-card:hover .modular-view-link i {
    transform: translateX(4px);
}

/* Modular Sets Responsive */
@media (max-width: 1200px) {
    .modular-sets-grid {
        grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    }
}

@media (max-width: 768px) {
    .modular-sets-section {
        padding: 2.5rem 0;
        margin: 1.5rem 0;
        border-radius: var(--lib-radius-lg);
    }
    
    .modular-sets-header h2 {
        font-size: 1.5rem;
    }
    
    .modular-sets-subtitle {
        font-size: 0.875rem;
    }
    
    .modular-sets-grid {
        grid-template-columns: 1fr;
        gap: 1rem;
    }
    
    .modular-set-card {
        flex-direction: column;
    }
    
    .modular-card-icon {
        width: 100%;
        height: 80px;
    }
    
    .modular-emoji {
        font-size: 2.5rem;
    }
    
    .modular-card-content {
        padding: 1rem;
    }
    
    .modular-card-title {
        font-size: 1rem;
    }
    
    .modular-card-description {
        font-size: 0.8125rem;
    }
}

@media (max-width: 480px) {
    .modular-sets-section {
        padding: 2rem 0;
        margin: 1rem 0;
    }
    
    .modular-badge-title {
        flex-direction: column;
        gap: 0.5rem;
    }
    
    .modular-sets-header h2 {
        font-size: 1.25rem;
    }
    
    .modular-card-icon {
        height: 70px;
    }
    
    .modular-emoji {
        font-size: 2rem;
    }
    
    .modular-card-content {
        padding: 0.875rem;
    }
    
    .modular-card-header {
        flex-direction: column;
        gap: 0.5rem;
    }
    
    .modular-part-count {
        align-self: flex-start;
    }
    
    .modular-card-footer {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.5rem;
    }
    
    .modular-view-link {
        align-self: flex-end;
    }
}