/* ============================================
   3D Kit Factory - Styles
   ============================================ */

/* Palette variables (shared with viewer/docview pages) */
@import url('palette-vars.css');

/* Non-palette root variables */
:root {
    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
    --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.1);

    /* Spacing */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;

    /* Border Radius */
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;

    /* Typography */
    --font-sans: 'DM Sans', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-mono: 'JetBrains Mono', monospace;

    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-normal: 250ms ease;
    --transition-slow: 350ms ease;
}

/* Dark shadow overrides */
[data-theme="dark"] {
    --shadow-sm: 0 1px 3px 0 rgb(0 0 0 / 0.3);
    --shadow-md: 0 4px 8px -1px rgb(0 0 0 / 0.4), 0 2px 4px -2px rgb(0 0 0 / 0.3);
    --shadow-lg: 0 10px 20px -3px rgb(0 0 0 / 0.5), 0 4px 8px -4px rgb(0 0 0 / 0.4);
    --shadow-xl: 0 20px 30px -5px rgb(0 0 0 / 0.5), 0 8px 12px -6px rgb(0 0 0 / 0.4);
}

/* ============================================
   Global Resets
   ============================================ */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: var(--font-sans);
    background: var(--color-bg);
    min-height: 100vh;
    padding: var(--spacing-xl);
}

/* ============================================
   Page Layout
   ============================================ */
.page-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 1400px;
    margin: 0 auto var(--spacing-xl);
    padding: 0 var(--spacing-md);
}

.page-title {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-text-primary);
}

/* ============================================
   Brand / Logo
   ============================================ */
.brand {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    font-size: 26px;
    line-height: 1.1;
    font-weight: 800;
    color: color-mix(in srgb, var(--color-accent) 45%, var(--color-text-primary));
    letter-spacing: 0.2px;
}

.brand-name {
    display: inline-flex;
    gap: 2px;
}

.brand .brand-logo {
    display: block;
    height: 38px;
    width: 181px;
    transform: translateY(6px);
}

/* Logo color classes */
.logo-fill { fill: #ffffff; }
.logo-stroke { stroke: #ffffff; }
.logo-3d { fill: #dc2626; }
.logo-kit { fill: #2563eb; }
.logo-factory { fill: color-mix(in srgb, var(--color-accent) 50%, var(--color-text-secondary)); }

/* ============================================
   Header Actions
   ============================================ */
.header-actions {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

/* ============================================
   Filter Control
   ============================================ */
.filter-control {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.filter-label {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--color-text-secondary);
}

.filter-select {
    appearance: none;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: var(--spacing-sm) var(--spacing-xl) var(--spacing-sm) var(--spacing-md);
    font-family: var(--font-sans);
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--color-text-secondary);
    cursor: pointer;
    transition: background var(--transition-fast), border-color var(--transition-fast);
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%23475569' stroke-width='2'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 0.75rem center;
    min-width: 180px;
}

.filter-select:hover {
    background-color: var(--color-surface-elevated);
    border-color: var(--color-border-hover);
}

.filter-select:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px var(--color-primary-light);
}

[data-theme="dark"] .filter-select {
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%23cbd5e1' stroke-width='2'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
}

/* ============================================
   Shuffle Button
   ============================================ */
.shuffle-btn {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: var(--spacing-sm) var(--spacing-md);
    cursor: pointer;
    text-decoration: none;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--color-text-secondary);
    transition: background var(--transition-fast), border-color var(--transition-fast), transform var(--transition-fast);
}

.shuffle-btn:hover {
    background: var(--color-surface-elevated);
    border-color: var(--color-border-hover);
    transform: scale(1.02);
}

.shuffle-btn:active {
    transform: scale(0.98);
}

.shuffle-btn__icon {
    width: 20px;
    height: 20px;
    stroke: var(--color-text-secondary);
    stroke-width: 2;
    fill: none;
}

/* ============================================
   Theme Toggle
   ============================================ */
.theme-toggle {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: var(--spacing-sm) var(--spacing-md);
    cursor: pointer;
    transition: background var(--transition-fast), border-color var(--transition-fast);
}

.theme-toggle:hover {
    background: var(--color-surface-elevated);
    border-color: var(--color-border-hover);
}

.theme-toggle__icon {
    width: 20px;
    height: 20px;
    stroke: var(--color-text-secondary);
    stroke-width: 2;
    fill: none;
}

.theme-toggle__icon--sun {
    display: block;
}

.theme-toggle__icon--moon {
    display: none;
}

[data-theme="dark"] .theme-toggle__icon--sun {
    display: none;
}

[data-theme="dark"] .theme-toggle__icon--moon {
    display: block;
}

.theme-toggle__text {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--color-text-secondary);
}

/* ============================================
   Settings Button
   ============================================ */
.settings-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: var(--spacing-sm);
    cursor: pointer;
    transition: background var(--transition-fast), border-color var(--transition-fast);
}

.settings-btn:hover {
    background: var(--color-surface-elevated);
    border-color: var(--color-border-hover);
}

.settings-btn__icon {
    width: 20px;
    height: 20px;
    stroke: var(--color-text-secondary);
    stroke-width: 2;
    fill: none;
}

/* ============================================
   Settings Modal
   ============================================ */
.settings-modal {
    display: none;
    position: fixed;
    inset: 0;
    z-index: 1000;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-md);
}

.settings-modal.is-open {
    display: flex;
}

.settings-modal__backdrop {
    position: absolute;
    inset: 0;
    background: rgb(0 0 0 / 0.5);
}

.settings-modal__content {
    position: relative;
    background: var(--color-surface);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-xl);
    width: 100%;
    max-width: 400px;
    padding: var(--spacing-lg);
}

.settings-modal__header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-lg);
}

.settings-modal__title {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--color-text-primary);
}

.settings-modal__close {
    background: none;
    border: none;
    padding: var(--spacing-xs);
    cursor: pointer;
    color: var(--color-text-muted);
    transition: color var(--transition-fast);
}

.settings-modal__close:hover {
    color: var(--color-text-primary);
}

.settings-modal__close svg {
    width: 24px;
    height: 24px;
    stroke: currentColor;
    stroke-width: 2;
    fill: none;
}

.settings-modal__section {
    margin-bottom: var(--spacing-lg);
}

.settings-modal__section:last-child {
    margin-bottom: 0;
}

.settings-modal__label {
    display: block;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-sm);
}

/* ============================================
   Theme Swatches
   ============================================ */
.theme-swatches {
    display: flex;
    gap: var(--spacing-sm);
    flex-wrap: wrap;
}

.theme-swatch {
    position: relative;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    border: 3px solid transparent;
    cursor: pointer;
    transition: transform var(--transition-fast), border-color var(--transition-fast);
}

.theme-swatch:hover {
    transform: scale(1.1);
}

.theme-swatch.is-active {
    border-color: var(--color-text-primary);
}

.theme-swatch::after {
    content: '';
    position: absolute;
    inset: 3px;
    border-radius: 50%;
    background: inherit;
}

.theme-swatch[data-palette="blueprint"] { background: #2563eb; }
.theme-swatch[data-palette="concrete"] { background: #64748b; }
.theme-swatch[data-palette="steel"] { background: #4b6584; }
.theme-swatch[data-palette="timber"] { background: #92400e; }
.theme-swatch[data-palette="copper"] { background: #c2410c; }
.theme-swatch[data-palette="graphite"] { background: #374151; }
.theme-swatch[data-palette="terracotta"] { background: #b45309; }
.theme-swatch[data-palette="sage"] { background: #3f6212; }

/* Tooltip for swatches */
.theme-swatch::before {
    content: attr(data-name);
    position: absolute;
    bottom: calc(100% + 8px);
    left: 50%;
    transform: translateX(-50%);
    background: var(--color-text-primary);
    color: var(--color-text-inverse);
    font-size: 0.75rem;
    font-weight: 500;
    padding: 0.25rem 0.5rem;
    border-radius: var(--radius-sm);
    white-space: nowrap;
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--transition-fast);
}

.theme-swatch:hover::before {
    opacity: 1;
}

/* ============================================
   Card Grid Layout
   ============================================ */
.card-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
    gap: var(--spacing-xl);
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
    align-items: stretch;
}

/* ============================================
   Card Component
   ============================================ */
.card {
    background: var(--color-surface);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-lg);
    width: 100%;
    height: auto;
    min-height: 420px;
    overflow: hidden;
    transition: transform var(--transition-normal), box-shadow var(--transition-normal);
    display: flex;
    flex-direction: column;
}

.card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-xl);
}

/* ============================================
   Card Image Container
   ============================================ */
.card__image-container {
    position: relative;
    aspect-ratio: 4/3;
    background: var(--color-primary-light);
    overflow: hidden;
}

.card__image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0.80;
    transition: transform var(--transition-slow), opacity var(--transition-fast);
}

.card:hover .card__image {
    opacity: 0.80;
    transform: scale(1.03);
}

/* ============================================
   Card Badge
   ============================================ */
.card__badge {
    position: absolute;
    top: var(--spacing-md);
    left: var(--spacing-md);
    background: var(--color-accent);
    color: var(--color-text-inverse);
    font-size: 0.75rem;
    font-weight: 600;
    padding: 0.25rem 0.5rem;
    border-radius: var(--radius-sm);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.card__badge--free {
    background: #dc2626;
    color: #ffffff;
}

/* ============================================
   Card Content
   ============================================ */
.card__content {
    padding: var(--spacing-lg);
    padding-bottom: var(--spacing-md);
}

.card__category {
    font-family: var(--font-mono);
    font-size: 0.7rem;
    color: var(--color-primary);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: var(--spacing-xs);
    display: block;
}

.card__title {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--color-text-primary);
    line-height: 1.3;
    margin-bottom: var(--spacing-sm);
    overflow: hidden;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
}

.card__description {
    font-size: 0.875rem;
    color: var(--color-text-secondary);
    line-height: 1.6;
    margin-bottom: 24px;
    overflow: hidden;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    height: 4.2rem;
}

/* ============================================
   Card Icons Row
   ============================================ */
.card__icon-btn,
.card__icon-stat {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    font-size: 0.8rem;
    color: var(--color-text-muted);
}

.card__icon-btn {
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--spacing-xs);
    border-radius: var(--radius-sm);
    transition: color var(--transition-fast), background var(--transition-fast);
}

.card__icon-btn:hover {
    color: var(--color-text-secondary);
    background: var(--color-bg);
}

.card__icon-btn--active {
    color: #ef4444;
}

.card__icon-btn--active svg {
    fill: #ef4444;
}

.card__icon-btn:last-child {
    margin-left: auto;
}

/* ============================================
   SVG Icons
   ============================================ */
.card__footer svg {
    width: 18px;
    height: 18px;
    stroke: currentColor;
    stroke-width: 2;
    fill: none;
}

/* ============================================
   Responsive Adjustments
   ============================================ */
@media (max-width: 768px) {
    .card-grid {
        grid-template-columns: 1fr;
        justify-items: center;
    }

    .page-header {
        flex-direction: column;
        gap: var(--spacing-md);
        text-align: center;
    }

    .brand-name {
        display: none;
    }

    .header-actions {
        flex-wrap: wrap;
        justify-content: center;
    }

    .filter-control {
        width: 100%;
        justify-content: center;
    }

    .filter-select {
        flex: 1;
        max-width: 250px;
    }
}

@media (max-width: 400px) {
    .card-grid {
        padding: 0;
    }

    .card {
        max-width: 100%;
        border-radius: var(--radius-lg);
    }
}

/* ============================================
   Product Page
   ============================================ */
.product {
    max-width: 1400px;
    margin: 0 auto;
    padding: var(--spacing-lg) var(--spacing-md) 0;
}

.product__nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--spacing-md);
    padding-bottom: var(--spacing-md);
    margin-bottom: var(--spacing-md);
    border-bottom: 1px solid var(--color-border);
}
.product__nav-back {
    color: var(--color-text-secondary);
    text-decoration: none;
    font-size: 0.875rem;
    font-weight: 500;
    transition: color var(--transition-fast);
}
.product__nav-back:hover {
    color: var(--color-primary);
}
.product__nav-controls {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}
.product__nav-btn {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    padding: var(--spacing-xs) var(--spacing-sm);
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--color-text);
    cursor: pointer;
    transition: background var(--transition-fast), border-color var(--transition-fast);
}
.product__nav-btn:hover:not(:disabled) {
    background: color-mix(in srgb, var(--color-surface) 85%, var(--color-text) 15%);
    border-color: var(--color-text-secondary);
}
.product__nav-btn:disabled {
    opacity: 0.35;
    cursor: default;
}
.product__nav-position {
    font-size: 0.8125rem;
    color: var(--color-text-secondary);
    min-width: 4em;
    text-align: center;
}
@media (max-width: 600px) {
    .product__nav {
        flex-wrap: wrap;
    }
    .product__nav-back {
        width: 100%;
    }
}

.product__back {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    color: var(--color-text-secondary);
    text-decoration: none;
    font-size: 0.875rem;
    font-weight: 500;
    margin-bottom: var(--spacing-lg);
    transition: color var(--transition-fast);
}

.product__back:hover {
    color: var(--color-primary);
}

.product__back svg {
    stroke: currentColor;
    stroke-width: 2;
    fill: none;
}

.product__layout {
    display: grid;
    grid-template-columns: 11fr 9fr;
    gap: var(--spacing-xl);
    align-items: stretch;
}

.product__image-column {
    position: sticky;
    top: var(--spacing-xl);
}

.product__media-card {
    background: var(--color-surface);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-md);
    border: 1px solid var(--color-border);
    overflow: hidden;
    height: 100%;
    display: flex;
    flex-direction: column;
}

.product__image-container {
    position: relative;
    background: #fff;
}

.product__image {
    width: 100%;
    height: auto;
    display: block;
    opacity: 0.8;
}

.product__kit-id {
    position: absolute;
    top: var(--spacing-md);
    left: 50%;
    transform: translateX(-50%);
    background: var(--color-surface);
    color: var(--color-text);
    font-size: 0.75rem;
    font-weight: 600;
    padding: 0.25rem 0.75rem;
    border-radius: 999px;
    letter-spacing: 0.05em;
    font-family: var(--font-mono, monospace);
    z-index: 1;
    border: 1px solid var(--color-border);
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.15);
}

.product__badge {
    position: absolute;
    top: var(--spacing-md);
    left: var(--spacing-md);
    background: var(--color-accent);
    color: var(--color-text-inverse);
    font-size: 0.75rem;
    font-weight: 600;
    padding: 0.375rem 0.75rem;
    border-radius: var(--radius-sm);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.product__badge--free {
    background: #dc2626;
    color: #ffffff;
}

/* Media Controls */
.product__media-controls {
    padding: var(--spacing-md);
    margin-top: auto;
}

/* Product Thumbnails */
.product__thumbnails {
    display: flex;
    gap: var(--spacing-sm);
}

.product__thumbnail {
    flex: 1;
    padding: 0;
    border: 2px solid var(--color-border);
    border-radius: var(--radius-md);
    overflow: hidden;
    cursor: pointer;
    background: var(--color-surface);
    transition: border-color var(--transition-base), box-shadow var(--transition-base);
}

.product__thumbnail:hover {
    border-color: var(--color-primary);
}

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

.product__thumbnail img {
    width: 100%;
    height: auto;
    display: block;
    opacity: 0.8;
}

.product__details-column {
    min-width: 0;
}

.product__details {
    background: var(--color-surface);
    border-radius: var(--radius-xl);
    padding: var(--spacing-xl) var(--spacing-xl) var(--spacing-md) var(--spacing-xl);
    box-shadow: var(--shadow-md);
    border: 1px solid var(--color-border);
    height: 100%;
}

.product__header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--spacing-sm);
    gap: var(--spacing-md);
}

.product__category {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: var(--color-primary);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    display: block;
}

.product__title {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--color-text-primary);
    line-height: 1.3;
    margin-bottom: var(--spacing-md);
}

.product__description {
    font-size: 1rem;
    color: var(--color-text-secondary);
    line-height: 1.7;
    margin-bottom: var(--spacing-xl);
}

/* Specifications */
.product__specs {
    margin-bottom: var(--spacing-xl);
    padding-bottom: var(--spacing-xl);
    border-bottom: 1px solid var(--color-border);
}

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

/* Spec Tabs */
.product__tabs {
    display: flex;
    gap: var(--spacing-xs);
    margin-bottom: var(--spacing-md);
    border-bottom: 2px solid var(--color-border);
}

.product__tab {
    padding: var(--spacing-sm) var(--spacing-md);
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--color-text-secondary);
    background: none;
    border: none;
    cursor: pointer;
    border-bottom: 2px solid transparent;
    margin-bottom: -2px;
    transition: color 0.2s, border-color 0.2s;
}

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

.product__tab--active {
    color: var(--color-accent);
    border-bottom-color: var(--color-accent);
    font-weight: 600;
}

.product__tab-content {
    display: none;
}

.product__tab-content--active {
    display: block;
}

.product__specs-list {
    display: flex;
    flex-direction: column;
    gap: 0;
}

.product__spec-row {
    display: flex;
    justify-content: space-between;
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--radius-sm);
}

.product__spec-row:nth-child(odd) {
    background: var(--color-bg);
}

.product__spec-row dt {
    font-size: 0.875rem;
    color: var(--color-text-secondary);
    font-weight: 500;
}

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

.product__features-title {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--color-text-primary);
    margin-top: var(--spacing-lg);
    margin-bottom: var(--spacing-sm);
}

.product__features-list {
    list-style: none;
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
}

.product__features-list li {
    font-size: 0.8rem;
    color: var(--color-text-secondary);
    background: var(--color-bg);
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-sm);
    border: 1px solid var(--color-border);
}

.product__dimensions-table {
    margin-top: var(--spacing-sm);
    overflow-x: auto;
}
.product__dimensions-table table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.8rem;
}
.product__dimensions-table th {
    text-align: left;
    font-weight: 600;
    color: var(--color-text-secondary);
    padding: var(--spacing-xs) var(--spacing-sm);
    border-bottom: 2px solid var(--color-border);
}
.product__dimensions-table td {
    padding: var(--spacing-xs) var(--spacing-sm);
    color: var(--color-text-primary);
    border-bottom: 1px solid var(--color-border);
}
.product__dimensions-table tr:nth-child(odd) td {
    background: var(--color-bg);
}

/* Stats */
.product__stats {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
    padding-bottom: var(--spacing-lg);
    border-bottom: 1px solid var(--color-border);
}

.product__stats-left {
    display: flex;
    gap: var(--spacing-lg);
}

.product__stat {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    font-size: 0.875rem;
    color: var(--color-text-muted);
}

.product__stat svg {
    width: 18px;
    height: 18px;
    stroke: currentColor;
    stroke-width: 2;
    fill: none;
}

/* Action Buttons */
.product__actions {
    display: flex;
    gap: var(--spacing-md);
}

.product__actions .product__btn {
    font-size: 1rem;
    height: 56px;
}

.product__actions .product__btn svg {
    width: 24px;
    height: 24px;
}

.product__btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-md) var(--spacing-lg);
    border-radius: var(--radius-lg);
    font-family: var(--font-sans);
    font-size: 0.875rem;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-fast);
    border: none;
}

.product__btn svg {
    width: 18px;
    height: 18px;
    stroke: currentColor;
    stroke-width: 2;
    fill: none;
}

.product__btn--primary {
    background: var(--color-primary);
    color: var(--color-text-inverse);
    flex: 1;
}

.product__btn--primary:hover {
    background: var(--color-primary-hover);
    transform: translateY(-1px);
}

.product__btn--secondary {
    background: var(--color-surface);
    color: var(--color-text-secondary);
    border: 1px solid var(--color-border);
}

.product__btn--secondary:hover {
    background: var(--color-bg);
    border-color: var(--color-border-hover);
    color: var(--color-text-primary);
}

.product__btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    pointer-events: none;
}

.product__btn--bookmarked {
    background: color-mix(in srgb, var(--color-primary, #2563eb) 10%, var(--color-surface, #fff));
    border-color: color-mix(in srgb, var(--color-primary, #2563eb) 30%, var(--color-border, #e2e8f0));
    color: var(--color-primary, #2563eb);
}
.product__btn--bookmarked svg {
    fill: currentColor;
}
.product__btn--liked {
    background: color-mix(in srgb, var(--color-primary, #2563eb) 10%, var(--color-surface, #fff));
    border-color: color-mix(in srgb, var(--color-primary, #2563eb) 30%, var(--color-border, #e2e8f0));
    color: var(--color-primary, #2563eb);
}
.product__btn--liked svg {
    fill: currentColor;
}

.product__btn--info {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-xs) var(--spacing-sm);
    background: transparent;
    color: var(--color-primary);
    border: none;
    border-radius: var(--radius-sm);
    font-size: 0.875rem;
    font-weight: 500;
    text-decoration: none;
    cursor: pointer;
    transition: color var(--transition-fast), background var(--transition-fast);
}

.product__btn--info svg {
    width: 24px;
    height: 24px;
    fill: none;
    stroke: currentColor;
    stroke-width: 2;
    stroke-linecap: round;
    stroke-linejoin: round;
}

.product__btn--info:hover {
    color: var(--color-primary-hover);
    background: var(--color-primary-light);
}

.product__btn--3d-viewer {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    width: 100%;
    margin-top: var(--spacing-md);
    padding: var(--spacing-md) var(--spacing-lg);
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-hover) 100%);
    color: var(--color-text-inverse);
    border: none;
    border-radius: var(--radius-md);
    font-size: 1rem;
    font-weight: 600;
    text-decoration: none;
    cursor: pointer;
    transition: transform var(--transition-fast), box-shadow var(--transition-fast);
    box-shadow: var(--shadow-sm);
}

.product__btn--3d-viewer svg {
    width: 24px;
    height: 24px;
    fill: none;
    stroke: currentColor;
    stroke-width: 2;
    stroke-linecap: round;
    stroke-linejoin: round;
}

.product__btn--3d-viewer:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.product__btn--3d-viewer:active {
    transform: translateY(0);
    box-shadow: var(--shadow-sm);
}

.product__btn--disabled {
    opacity: 0.5;
    cursor: not-allowed;
    transform: none;
    box-shadow: none;
}

.product__btn--disabled:hover {
    transform: none;
    box-shadow: none;
}

/* Responsive */
@media (max-width: 768px) {
    .product__layout {
        grid-template-columns: 1fr;
    }

    .product__image-column {
        position: static;
    }

    .product__image-container {
        max-height: 50vh;
    }

    .product__image {
        height: 100%;
        object-fit: cover;
    }

    .product__stats {
        flex-wrap: wrap;
    }

    .product__stats-left {
        flex-wrap: wrap;
    }

    .product__actions {
        flex-direction: column;
    }

    .product__btn--primary {
        order: -1;
    }
}

/* ============================================
   Card Link Styles
   ============================================ */
.card__link {
    display: block;
    text-decoration: none;
    color: inherit;
}

.card__footer {
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
    padding: 0 var(--spacing-lg) var(--spacing-lg);
    padding-top: 12px;
    border-top: 1px solid var(--color-border);
    margin-top: auto;
}

/* ============================================
   Site Header (Homepage)
   ============================================ */
.site-header {
    position: sticky;
    top: var(--spacing-md);
    z-index: 100;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: 999px;
    padding: var(--spacing-sm) var(--spacing-xl);
    margin: var(--spacing-md) var(--spacing-xl) 0;
    max-width: 1400px;
    margin-left: auto;
    margin-right: auto;
    box-shadow: var(--shadow-md);
}

.site-header__container {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.site-header__brand {
    text-decoration: none;
    color: inherit;
}

.site-header__actions {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

/* ============================================
   Navigation + Dropdown
   ============================================ */
.site-nav {
    display: flex;
    align-items: center;
}

.site-nav__list {
    display: flex;
    align-items: center;
    list-style: none;
    gap: var(--spacing-xs);
}

.site-nav__item {
    position: relative;
}

.site-nav__link {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-sm) var(--spacing-md);
    background: none;
    border: none;
    border-radius: var(--radius-md);
    font-family: var(--font-sans);
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--color-text-secondary);
    text-decoration: none;
    cursor: pointer;
    transition: color var(--transition-fast), background var(--transition-fast);
}

.site-nav__link:hover {
    color: var(--color-text-primary);
    background: var(--color-bg);
}

.site-nav__link svg {
    width: 16px;
    height: 16px;
    stroke: currentColor;
    stroke-width: 2;
    fill: none;
    transition: transform var(--transition-fast);
}

.site-nav__item:hover .site-nav__link svg {
    transform: rotate(180deg);
}

.site-nav__tokens {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 4px 10px;
    border-radius: 12px;
    background: var(--color-bg);
    font-size: 0.8rem;
    font-weight: 600;
    white-space: nowrap;
    line-height: 1;
}

.site-nav__tokens:hover {
    background: var(--color-border);
}

.site-nav__dropdown {
    position: absolute;
    top: 100%;
    left: 0;
    padding-top: var(--spacing-xs);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-8px);
    transition: opacity var(--transition-fast), transform var(--transition-fast), visibility var(--transition-fast);
}

.site-nav__item:hover .site-nav__dropdown {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.site-nav__dropdown-inner {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    padding: var(--spacing-sm);
    min-width: 200px;
}

.site-nav__dropdown-link {
    display: block;
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--radius-md);
    font-size: 0.875rem;
    color: var(--color-text-secondary);
    text-decoration: none;
    transition: color var(--transition-fast), background var(--transition-fast);
}

.site-nav__dropdown-link:hover {
    color: var(--color-text-primary);
    background: var(--color-bg);
}

/* ============================================
   Mobile Navigation
   ============================================ */
.mobile-nav-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--spacing-sm);
    flex-direction: column;
    gap: 5px;
}

.mobile-nav-toggle span {
    display: block;
    width: 20px;
    height: 2px;
    background: var(--color-text-primary);
    border-radius: 1px;
    transition: transform var(--transition-fast), opacity var(--transition-fast);
}

.site-header.mobile-open .mobile-nav-toggle span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.site-header.mobile-open .mobile-nav-toggle span:nth-child(2) {
    opacity: 0;
}

.site-header.mobile-open .mobile-nav-toggle span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
}

.mobile-nav {
    display: none;
    flex-direction: column;
    padding: var(--spacing-md) 0 var(--spacing-xs);
    border-top: 1px solid var(--color-border);
    margin-top: var(--spacing-sm);
}

.mobile-nav.open {
    display: flex;
}

.mobile-nav__link {
    display: block;
    padding: var(--spacing-sm) var(--spacing-md);
    color: var(--color-text-primary);
    text-decoration: none;
    font-size: 0.9375rem;
    font-weight: 500;
    border-radius: var(--radius-md);
    transition: background var(--transition-fast);
}

.mobile-nav__link:hover,
.mobile-nav__link:active {
    background: var(--color-bg);
}

.mobile-nav__link--sub {
    padding-left: var(--spacing-xl);
    font-weight: 400;
    color: var(--color-text-secondary);
    font-size: 0.875rem;
}

/* ============================================
   Hero Section
   ============================================ */
.hero {
    text-align: center;
    padding: clamp(1rem, 3vh, 2rem) var(--spacing-md);
    max-width: 1000px;
    margin: 0 auto;
}

.hero__title {
    font-size: clamp(1.75rem, 3.5vw + 0.5rem, 3rem);
    font-weight: 700;
    color: var(--color-text-primary);
    line-height: 1.2;
    margin-bottom: clamp(0.5rem, 1.5vh, 1rem);
}

.hero__title-accent {
    color: var(--color-primary);
}

.hero__tagline {
    font-size: clamp(0.875rem, 1.2vw, 1.125rem);
    color: var(--color-text-secondary);
    line-height: 1.6;
}

/* Hero Stats */
.hero__stats {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: clamp(1rem, 3vw, 2rem);
    margin-top: clamp(0.75rem, 2vh, 1.5rem);
    flex-wrap: wrap;
}

.hero__stat {
    text-align: center;
}

.hero__stat-number {
    font-size: clamp(1.25rem, 2vw, 1.75rem);
    font-weight: 700;
    color: var(--color-primary);
    line-height: 1.2;
}

.hero__stat-label {
    font-size: 0.7rem;
    color: var(--color-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-top: 2px;
}

.hero__stat-dot {
    color: var(--color-border);
    font-size: 1.5rem;
    line-height: 1;
    user-select: none;
}

@media (max-width: 768px) {
    .hero__tagline {
        display: none;
    }
}

/* ============================================
   Image Carousel
   ============================================ */
:root {
    --carousel-fade-duration: 2s;
    --carousel-base-interval: 6000;
    --carousel-jitter: 8000;
}

.carousel-row {
    display: flex;
    gap: 2px;
    padding: 1px;
    background: #000;
    overflow: hidden;
}

.carousel-row:first-of-type {
    border-radius: 16px 16px 0 0;
}

.carousel-row:last-of-type {
    border-radius: 0 0 16px 16px;
}

.fade-carousel {
    position: relative;
    flex: 1;
    aspect-ratio: 3 / 2;
    overflow: hidden;
    background: #000;
}

.fade-carousel img {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0;
    transition: opacity var(--carousel-fade-duration, 2s) ease;
}

.fade-carousel img.active {
    opacity: 1;
}

@media (max-width: 768px) {
    .carousel-grid .carousel-row:last-child {
        display: none;
    }

    .carousel-grid .carousel-row:first-child .fade-carousel:not(:first-child) {
        display: none;
    }
}

/* ============================================
   Homepage Viewport-Fit Layout
   ============================================ */
body.home {
    display: flex;
    flex-direction: column;
    min-height: 100vh;
    min-height: 100dvh;
}

body.home .home-viewport {
    height: 70vh;
    height: 70dvh;
    display: flex;
    flex-direction: column;
    flex-shrink: 0;
}

body.home .home-viewport > .site-header {
    width: 100%;
}

body.home .home-viewport main {
    flex: 1;
    display: flex;
    flex-direction: column;
    min-height: 0;
}

.carousel-grid {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 2px;
    min-height: 0;
    overflow: hidden;
    border-radius: 16px;
}

a.carousel-grid--link {
    text-decoration: none;
    color: inherit;
    cursor: pointer;
}

.carousel-grid .carousel-row {
    min-height: 0;
    border-radius: 0;
    padding: 0;
    background: transparent;
}

.carousel-grid .carousel-row:first-child {
    flex: 5;
}

.carousel-grid .carousel-row:last-child {
    flex: 4;
}

.carousel-grid .fade-carousel {
    aspect-ratio: unset;
    background: transparent;
}

/* ============================================
   Featured Section
   ============================================ */
.featured {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 var(--spacing-md) var(--spacing-xl);
}

.featured__header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--spacing-lg);
}

.featured__title {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-text-primary);
}

.featured__link {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--color-primary);
    text-decoration: none;
    transition: color var(--transition-fast);
}

.featured__link:hover {
    color: var(--color-primary-hover);
}

.featured__link svg {
    width: 16px;
    height: 16px;
    stroke: currentColor;
    stroke-width: 2;
    fill: none;
}

.featured__grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-xl);
}

/* Homepage featured: 3-column compact grid */
body.home .featured {
    max-width: 960px;
    padding: var(--spacing-xl) var(--spacing-md);
    margin: 0 auto;
}

body.home .featured__grid {
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-lg);
}

/* Compact featured card */
.featured-card {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    overflow: hidden;
    transition: transform var(--transition-fast), border-color var(--transition-fast);
    text-decoration: none;
    color: inherit;
    display: block;
}

.featured-card:hover {
    transform: translateY(-2px);
    border-color: var(--color-primary);
}

.featured-card__image {
    width: 100%;
    aspect-ratio: 16 / 10;
    overflow: hidden;
    position: relative;
    background: var(--color-bg);
}

.featured-card__image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: top;
    opacity: 0.8;
}

.featured-card__badge {
    position: absolute;
    top: 8px;
    left: 8px;
    font-size: 0.65rem;
    font-weight: 600;
    padding: 3px 8px;
    border-radius: 4px;
    text-transform: uppercase;
    letter-spacing: 0.3px;
    color: #fff;
    background: var(--color-primary);
}

.featured-card__badge--free {
    background: #dc2626;
}

.featured-card__badge--new {
    background: #059669;
}

.featured-card__badge--popular {
    background: #d97706;
}

.featured-card__body {
    padding: 10px 12px 12px;
}

.featured-card__title {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--color-text-primary);
    margin-bottom: 3px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

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

/* ============================================
   Homepage Responsive
   ============================================ */
@media (max-width: 1200px) {
    .featured__grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .site-header {
        margin: var(--spacing-sm) var(--spacing-sm) 0;
        padding: var(--spacing-sm) var(--spacing-md);
        top: var(--spacing-sm);
    }

    .site-header.mobile-open {
        border-radius: var(--radius-xl);
    }

    .site-header__container {
        flex-wrap: wrap;
        gap: var(--spacing-md);
    }

    .site-nav {
        display: none;
    }

    .mobile-nav-toggle {
        display: flex;
    }

    .hero__title {
        font-size: clamp(1.5rem, 4vw + 0.25rem, 2.5rem);
    }

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

    .featured__header {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--spacing-sm);
    }

    body.home .featured__grid {
        grid-template-columns: 1fr;
    }

    .hero__stats {
        gap: 0.75rem;
    }

    .hero__stat-number {
        font-size: 1.1rem;
    }
}

@media (max-height: 500px) and (orientation: landscape) {
    body.home .home-viewport {
        height: auto;
    }

    .carousel-grid {
        min-height: 300px;
    }
}

/* ============================================
   Catalog Page - Hero Search
   ============================================ */
.catalog-hero-search {
    padding: 28px 24px 20px;
    text-align: center;
}

.catalog-hero-search h1 {
    font-size: 22px;
    font-weight: 700;
    color: var(--color-text-primary);
    margin-bottom: 4px;
}

.catalog-hero-search p {
    font-size: 13px;
    color: var(--color-text-secondary);
    margin-bottom: 16px;
}

.catalog-hero-tags {
    display: flex;
    gap: 6px;
    justify-content: center;
    margin-top: 12px;
    flex-wrap: wrap;
}

.catalog-hero-tag {
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: 20px;
    padding: 4px 12px;
    font-size: 11px;
    color: var(--color-text-secondary);
    cursor: pointer;
    transition: all 0.15s;
    text-decoration: none;
}

.catalog-hero-tag:hover {
    border-color: var(--color-primary);
    color: var(--color-primary);
}

/* Filter toggle pill in hero tags */
.catalog-filter-toggle {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    font-family: inherit;
}

.catalog-filter-toggle svg {
    flex-shrink: 0;
}

.catalog-filter-toggle.active {
    background: var(--color-primary);
    border-color: var(--color-primary);
    color: #fff;
}

.catalog-filter-toggle.active:hover {
    background: var(--color-primary-hover);
    border-color: var(--color-primary-hover);
    color: #fff;
}

.filter-count {
    font-weight: 600;
}

.catalog-hero-tag-sep {
    width: 1px;
    height: 18px;
    background: var(--color-border);
    align-self: center;
    flex-shrink: 0;
}


/* ============================================
   Catalog Page - 2-Column Layout
   ============================================ */
.catalog-layout {
    display: grid;
    grid-template-columns: 240px 1fr;
    min-height: 70vh;
    transition: grid-template-columns 0.3s ease;
}

.catalog-layout.sidebar-hidden {
    grid-template-columns: 0 1fr;
}

.catalog-layout.sidebar-hidden .catalog-sidebar {
    opacity: 0;
    pointer-events: none;
    overflow: hidden;
    padding: 0;
    border-right: none;
}

/* ============================================
   Catalog Page - Sidebar
   ============================================ */
.catalog-sidebar {
    background: var(--color-surface);
    border-right: 1px solid var(--color-border);
    padding: 16px 14px;
    position: sticky;
    top: 0;
    height: fit-content;
    max-height: calc(100vh - 59px);
    overflow-y: auto;
    scrollbar-width: thin;
    scrollbar-color: var(--color-border) transparent;
    margin-top: 59px;
    border-radius: 8px;
    transition: max-height var(--transition-normal);
}

.catalog-sidebar::-webkit-scrollbar {
    width: 4px;
}

.catalog-sidebar::-webkit-scrollbar-thumb {
    background: var(--color-border-hover);
    border-radius: 2px;
}

.catalog-fs {
    margin-bottom: 20px;
}

.catalog-fs-hdr {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 8px;
    cursor: pointer;
    user-select: none;
}

.catalog-fs-lbl {
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--color-text-muted);
    font-weight: 600;
}

.catalog-fs-arrow {
    color: var(--color-text-muted);
    font-size: 10px;
    transition: transform 0.2s;
}

.catalog-fs-hdr.collapsed .catalog-fs-arrow {
    transform: rotate(-90deg);
}

/* Bold label and arrow when filter is active */
.catalog-fs-hdr.has-active-filter .catalog-fs-lbl,
.catalog-fs-hdr.has-active-filter .catalog-fs-arrow {
    font-weight: 700;
    color: var(--color-text-primary);
}

.catalog-fs-body {
    overflow: hidden;
    transition: max-height var(--transition-normal), opacity 150ms ease;
    opacity: 1;
}

.catalog-fs-body.hidden {
    max-height: 0 !important;
    opacity: 0;
}

/* ── Chips ── */
.catalog-chips {
    display: flex;
    flex-wrap: wrap;
    gap: 4px;
}

.catalog-chip {
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: 5px;
    padding: 4px 9px;
    font-size: 11px;
    font-weight: 500;
    color: var(--color-text-secondary);
    cursor: pointer;
    transition: all 0.15s;
    user-select: none;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 3px;
}

.catalog-chip:hover {
    border-color: var(--color-primary);
    color: var(--color-text-primary);
}

.catalog-chip.active {
    background: var(--color-primary-light);
    border-color: var(--color-primary);
    color: var(--color-primary-hover);
}

.catalog-chip-n {
    font-size: 9px;
    opacity: 0.5;
}

/* ── Checkboxes ── */
.catalog-checks {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.catalog-chk {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 11px;
    color: var(--color-text-secondary);
    cursor: pointer;
}

.catalog-chk:hover {
    color: var(--color-text-primary);
}

.catalog-chk input {
    accent-color: var(--color-primary);
    width: 13px;
    height: 13px;
}

/* ── Range Inputs ── */
.catalog-rng {
    display: flex;
    gap: 4px;
    align-items: center;
}

.catalog-rng input {
    width: 70px;
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: 5px;
    padding: 5px 6px;
    color: var(--color-text-primary);
    font-family: var(--font-sans);
    font-size: 11px;
    outline: none;
}

.catalog-rng input:focus {
    border-color: var(--color-primary);
}

.catalog-rng span {
    color: var(--color-text-muted);
    font-size: 10px;
}

/* ── Sidebar Reset ── */
.catalog-sidebar-reset {
    display: block;
    width: 100%;
    background: none;
    border: 1px solid var(--color-border);
    border-radius: 6px;
    padding: 8px;
    color: var(--color-text-secondary);
    font-family: var(--font-sans);
    font-size: 11px;
    cursor: pointer;
    text-decoration: none;
    text-align: center;
    transition: border-color 0.15s, color 0.15s;
}

.catalog-sidebar-reset:hover {
    border-color: var(--color-error);
    color: var(--color-error);
}

/* ============================================
   Catalog Page - Main Content
   ============================================ */
.catalog-main {
    padding: 16px 20px;
}

/* ── Toolbar ── */
.catalog-bar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 12px;
    flex-wrap: wrap;
    gap: 8px;
}

.catalog-bar-left {
    display: flex;
    align-items: center;
    gap: 8px;
    flex-wrap: wrap;
}

.catalog-bar-count {
    font-size: 13px;
    color: var(--color-text-secondary);
}

.catalog-bar-count strong {
    color: var(--color-text-primary);
}

.catalog-bar-tags {
    display: flex;
    gap: 4px;
    flex-wrap: wrap;
}

.catalog-bar-tag {
    background: var(--color-primary-light);
    border: 1px solid color-mix(in srgb, var(--color-primary) 20%, transparent);
    border-radius: 4px;
    padding: 2px 8px;
    font-size: 10px;
    color: var(--color-primary-hover);
    display: flex;
    align-items: center;
    gap: 3px;
    font-weight: 500;
}

.catalog-bar-tag a {
    background: none;
    border: none;
    color: var(--color-primary);
    cursor: pointer;
    font-size: 12px;
    opacity: 0.6;
    text-decoration: none;
}

.catalog-bar-tag a:hover {
    opacity: 1;
}

.catalog-bar-right {
    display: flex;
    align-items: center;
    gap: 6px;
}

.catalog-bar-right select {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: 6px;
    padding: 6px 8px;
    color: var(--color-text-primary);
    font-family: var(--font-sans);
    font-size: 11px;
    outline: none;
    cursor: pointer;
}



/* ============================================
   Catalog Page - Card Grid
   ============================================ */
.catalog-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
}

@media (min-width: 1200px) {
    .catalog-grid {
        grid-template-columns: repeat(4, 1fr);
    }
}

/* When sidebar is hidden, more space available — show 4 columns earlier */
@media (min-width: 960px) {
    .catalog-layout.sidebar-hidden .catalog-grid {
        grid-template-columns: repeat(4, 1fr);
    }
}


/* ── No Results ── */
.catalog-no-results {
    grid-column: 1 / -1;
    text-align: center;
    padding: 60px 20px;
    color: var(--color-text-secondary);
    font-size: 14px;
}

.catalog-no-results a {
    color: var(--color-primary);
    text-decoration: none;
    font-weight: 500;
}

/* ============================================
   Catalog Page - Card Component
   ============================================ */
.catalog-card {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    overflow: hidden;
    cursor: pointer;
    transition: transform 0.2s, border-color 0.2s, box-shadow 0.2s;
    display: flex;
    flex-direction: column;
    text-decoration: none;
    color: inherit;
}

.catalog-card:hover {
    transform: translateY(-3px);
    border-color: var(--color-primary);
    box-shadow: var(--shadow-lg);
}

/* Card image */
.catalog-card-img {
    width: 100%;
    aspect-ratio: 4/3;
    position: relative;
    overflow: hidden;
}

.catalog-card-body {
    padding: 8px 10px 6px;
    flex: 1;
    display: flex;
    flex-direction: column;
}


/* Card image */
.catalog-card-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: top;
    display: block;
    opacity: 0.8;
}

/* ── Badge ── */
.catalog-card-badge {
    position: absolute;
    top: 6px;
    left: 6px;
    padding: 2px 7px;
    border-radius: 3px;
    font-size: 9px;
    font-weight: 700;
    text-transform: uppercase;
    color: var(--color-text-inverse);
}

.catalog-badge-popular { background: var(--color-primary); }
.catalog-badge-new { background: var(--color-accent); }
.catalog-badge-free { background: #dc2626; }
.catalog-badge-featured { background: var(--color-primary); }

/* ── Card Body ── */

.catalog-card-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-top: auto;
}

.catalog-card-stats {
    display: flex;
    gap: 10px;
    font-size: 10px;
    color: var(--color-text-muted);
}

.catalog-card-stats span {
    display: flex;
    align-items: center;
    gap: 2px;
}

.catalog-card-stats svg {
    width: 11px;
    height: 11px;
}

.catalog-card-stats .liked {
    color: #ef4444;
    fill: #ef4444;
}

.catalog-card-bookmark {
    color: var(--color-primary, #2563eb);
}

.catalog-card-category {
    font-size: 9px;
    text-transform: uppercase;
    letter-spacing: 0.8px;
    color: var(--color-primary);
    font-weight: 600;
}

.catalog-card-title {
    font-size: 13px;
    font-weight: 600;
    color: var(--color-text-primary);
    margin: 2px 0 6px;
    line-height: 1.3;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

/* ============================================
   Catalog Page - Pagination
   ============================================ */
.catalog-pagination {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 4px;
    margin-top: 24px;
    padding-bottom: 24px;
}

.catalog-pg {
    min-width: 32px;
    height: 32px;
    border-radius: 6px;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    color: var(--color-text-secondary);
    font-size: 11px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-sans);
    transition: all 0.15s;
    text-decoration: none;
    padding: 0 6px;
}

.catalog-pg:hover {
    border-color: var(--color-primary);
}

.catalog-pg.active {
    background: var(--color-primary);
    border-color: var(--color-primary);
    color: var(--color-text-inverse);
    font-weight: 700;
}

.catalog-pg-ellipsis {
    border: none;
    background: none;
    cursor: default;
    color: var(--color-text-muted);
}

.catalog-pg-ellipsis:hover {
    border-color: transparent;
}

/* ============================================
   Catalog Page - Responsive
   ============================================ */
@media (max-width: 900px) {
    .catalog-layout {
        grid-template-columns: 1fr;
    }

    .catalog-sidebar {
        position: relative;
        top: auto;
        height: auto;
        border-right: none;
        border-bottom: 1px solid var(--color-border);
        padding: 12px;
        display: flex;
        flex-wrap: wrap;
        gap: 12px;
    }

    .catalog-fs {
        margin-bottom: 0;
        flex: 1;
        min-width: 160px;
    }

    .catalog-sidebar-reset {
        flex-basis: 100%;
    }
}

@media (max-width: 640px) {
    .catalog-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 8px;
    }

    .catalog-hero-search h1 {
        font-size: 18px;
    }

    .catalog-spec-grid {
        grid-template-columns: 1fr 1fr;
    }

    .catalog-bar {
        flex-direction: column;
        align-items: flex-start;
    }
}

/* ============================================
   Auth Pages (login, verify-error)
   ============================================ */

.auth-page {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 40px 20px;
    background: var(--color-bg, #f8fafc);
}
.auth-card {
    width: 100%;
    max-width: 420px;
    background: var(--color-surface, #fff);
    border: 1px solid var(--color-border, #e2e8f0);
    border-radius: 16px;
    padding: 40px;
    box-shadow: 0 4px 24px rgba(0,0,0,0.06);
}
.auth-card--centered {
    text-align: center;
}
.auth-card__logo {
    display: flex;
    justify-content: center;
    margin-bottom: 32px;
}
.auth-card__logo svg {
    height: 28px;
    width: auto;
}
.auth-card__title {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-text-primary, #111);
    text-align: center;
    margin: 0 0 8px;
}
.auth-card__subtitle {
    font-size: 0.95rem;
    color: var(--color-text-secondary, #666);
    text-align: center;
    margin: 0 0 32px;
    line-height: 1.5;
}
.auth-card__text {
    font-size: 0.95rem;
    color: var(--color-text-secondary, #666);
    margin: 0 0 24px;
    line-height: 1.5;
}
.auth-card__link {
    display: inline-block;
    padding: 12px 32px;
    border-radius: 10px;
    font-size: 1rem;
    font-weight: 600;
    text-decoration: none;
    background: var(--color-text-primary, #111);
    color: var(--color-surface, #fff);
}
.auth-card__link:hover { opacity: 0.9; }
.auth-card__back {
    display: block;
    text-align: center;
    margin-top: 24px;
    font-size: 0.875rem;
    color: var(--color-text-secondary, #666);
    text-decoration: none;
}
.auth-card__back:hover {
    color: var(--color-text-primary, #111);
}

.auth-form__group {
    margin-bottom: 16px;
}
.auth-form__label {
    display: block;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--color-text-primary, #111);
    margin-bottom: 6px;
}
.auth-form__input {
    width: 100%;
    padding: 12px 16px;
    border: 1px solid var(--color-border, #e2e8f0);
    border-radius: 10px;
    font-size: 1rem;
    font-family: inherit;
    background: var(--color-bg, #f8fafc);
    color: var(--color-text-primary, #111);
    transition: border-color 0.15s;
    box-sizing: border-box;
}
.auth-form__input:focus {
    outline: none;
    border-color: var(--accent, #2563eb);
    box-shadow: 0 0 0 3px color-mix(in srgb, var(--accent, #2563eb) 15%, transparent);
}
.auth-form__submit {
    width: 100%;
    padding: 12px;
    border: none;
    border-radius: 10px;
    font-size: 1rem;
    font-weight: 600;
    font-family: inherit;
    cursor: pointer;
    background: var(--color-text-primary, #111);
    color: var(--color-surface, #fff);
    transition: opacity 0.15s;
}
.auth-form__submit:hover {
    opacity: 0.9;
}
.auth-form__submit:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.auth-divider {
    display: flex;
    align-items: center;
    gap: 16px;
    margin: 24px 0;
    color: var(--color-text-secondary, #999);
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}
.auth-divider::before,
.auth-divider::after {
    content: '';
    flex: 1;
    height: 1px;
    background: var(--color-border, #e2e8f0);
}

.auth-oauth {
    display: flex;
    flex-direction: column;
    gap: 12px;
}
.auth-oauth__btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    width: 100%;
    padding: 12px;
    border: 1px solid var(--color-border, #e2e8f0);
    border-radius: 10px;
    font-size: 0.95rem;
    font-weight: 500;
    font-family: inherit;
    cursor: pointer;
    background: var(--color-surface, #fff);
    color: var(--color-text-primary, #111);
    transition: background 0.15s, border-color 0.15s;
    text-decoration: none;
}
.auth-oauth__btn:hover {
    background: var(--color-bg, #f8fafc);
    border-color: var(--color-text-secondary, #999);
}
.auth-oauth__btn svg {
    width: 20px;
    height: 20px;
    flex-shrink: 0;
}

.auth-message {
    padding: 12px 16px;
    border-radius: 10px;
    font-size: 0.9rem;
    margin-bottom: 24px;
    line-height: 1.5;
}
.auth-message--success {
    background: color-mix(in srgb, #22c55e 10%, var(--color-surface, #fff));
    color: #15803d;
    border: 1px solid color-mix(in srgb, #22c55e 25%, var(--color-border, #e2e8f0));
}
.auth-message--error {
    background: color-mix(in srgb, #ef4444 10%, var(--color-surface, #fff));
    color: #b91c1c;
    border: 1px solid color-mix(in srgb, #ef4444 25%, var(--color-border, #e2e8f0));
}

.auth-resend {
    text-align: center;
    margin-top: 16px;
    font-size: 0.875rem;
    color: var(--color-text-secondary, #666);
}
.auth-resend__link {
    color: var(--accent, #2563eb);
    cursor: pointer;
    text-decoration: underline;
    background: none;
    border: none;
    font: inherit;
    padding: 0;
}
.auth-resend__link:hover {
    opacity: 0.8;
}

.about__version {
    font-size: 0.4em;
    font-weight: 400;
    vertical-align: super;
    opacity: 0.5;
}

/* ============================================
   Site Footer
   ============================================ */

.site-footer {
    margin-top: var(--spacing-xl);
    padding: var(--spacing-lg) var(--spacing-md);
    border-top: 1px solid var(--color-border);
    text-align: center;
    font-size: 0.85rem;
    color: var(--color-text-secondary);
}

.site-footer__nav {
    display: flex;
    justify-content: center;
    gap: var(--spacing-md);
    flex-wrap: wrap;
    margin-bottom: var(--spacing-sm);
}

.site-footer__nav a {
    color: var(--color-text-secondary);
    text-decoration: none;
    transition: color 0.2s;
}

.site-footer__nav a:hover {
    color: var(--color-text-primary);
}

.site-footer__legal {
    margin-bottom: var(--spacing-sm);
}

.site-footer__legal a {
    color: var(--color-text-secondary);
    text-decoration: none;
    transition: color 0.2s;
}

.site-footer__legal a:hover {
    color: var(--color-text-primary);
}

.site-footer__dot {
    margin: 0 var(--spacing-xs);
    opacity: 0.5;
}

.site-footer__bottom {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: var(--spacing-md);
    flex-wrap: wrap;
}

.site-footer__social {
    display: flex;
    gap: var(--spacing-sm);
    align-items: center;
}

.site-footer__social a {
    color: var(--color-text-secondary);
    transition: color 0.2s;
    display: flex;
}

.site-footer__social a:hover {
    color: var(--color-text-primary);
}

.site-footer__social svg {
    width: 20px;
    height: 20px;
}

@media (max-width: 600px) {
    .site-footer__bottom {
        flex-direction: column;
        gap: var(--spacing-xs);
    }
}

/* ============================================
   Cookie Consent Banner
   ============================================ */
.cookie-banner {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    z-index: 9999;
    background: var(--color-surface-elevated);
    border-top: 1px solid var(--color-border);
    box-shadow: 0 -4px 12px rgb(0 0 0 / 0.1);
    padding: var(--spacing-md) var(--spacing-xl);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-lg);
    font-family: var(--font-sans);
    font-size: 0.875rem;
    color: var(--color-text-secondary);
    transform: translateY(100%);
    transition: transform var(--transition-normal);
}

.cookie-banner.is-visible {
    transform: translateY(0);
}

.cookie-banner__text {
    max-width: 680px;
    line-height: 1.5;
}

.cookie-banner__text a {
    color: var(--color-primary);
    text-decoration: underline;
    text-underline-offset: 2px;
}

.cookie-banner__text a:hover {
    color: var(--color-primary-hover);
}

.cookie-banner__accept {
    flex-shrink: 0;
    padding: 0.5rem 1.25rem;
    background: var(--color-primary);
    color: var(--color-text-inverse);
    border: none;
    border-radius: var(--radius-md);
    font-family: var(--font-sans);
    font-size: 0.875rem;
    font-weight: 600;
    cursor: pointer;
    transition: background var(--transition-fast);
    white-space: nowrap;
}

.cookie-banner__accept:hover {
    background: var(--color-primary-hover);
}

@media (max-width: 600px) {
    .cookie-banner {
        flex-direction: column;
        gap: var(--spacing-sm);
        padding: var(--spacing-md);
        text-align: center;
    }

    .cookie-banner__accept {
        width: 100%;
    }
}