/* ===== Card Grid ===== */
.card-grid-section {
    flex: 1;
    padding: var(--space-8) var(--space-4);
}

.card-grid {
    max-width: 1280px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: var(--space-6);
}

.loading-state {
    grid-column: 1 / -1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: var(--space-20);
    gap: var(--space-4);
}

.spinner {
    width: 48px;
    height: 48px;
    border: 4px solid var(--color-gray-200);
    border-top-color: var(--color-burgundy);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

/* Card Component */
.card {
    position: relative;
    background-color: var(--color-white);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: transform var(--transition-smooth), box-shadow var(--transition-smooth), border-color var(--transition-smooth);
    cursor: pointer;
    border: 2px solid transparent;
}

/* Keyboard focus indicator (WCAG 2.4.7 Focus Visible) */
.card:focus-visible {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: var(--color-burgundy);
    outline: 3px solid var(--color-burgundy);
    outline-offset: 2px;
}

/* Catalog card hover: gentle lift + image zoom (browsing-friendly) */
@media (hover: hover) {
    .card:hover {
        transform: translateY(-4px);
        box-shadow: var(--shadow-warm-lg);
        border-color: var(--color-navy);
    }

    .card:hover .card-image {
        transform: scale(1.05);
    }
}

.card-image-wrapper {
    position: relative;
    width: 100%;
    padding-top: 100%;
    background-color: var(--color-gray-100);
    overflow: hidden;
}

.card-image {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-smooth);
}

/* Blur-up loading: 72px placeholder → 288px crossfade */
.card-image--blur {
    filter: blur(8px);
    transform: scale(1.05); /* Hide blur edges */
    transition: filter 0.4s var(--ease-hover), transform 0.4s var(--ease-hover);
}

.card-image--loaded {
    filter: blur(0);
    transform: scale(1);
}

/* Staggered reveal animation */
.card--reveal {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.4s var(--ease-out-expo), transform 0.4s var(--ease-out-expo);
}

.card--reveal.card--visible {
    opacity: 1;
    transform: translateY(0);
}

/* Respect prefers-reduced-motion */
@media (prefers-reduced-motion: reduce) {
    .card-image--blur {
        filter: none;
        transform: none;
        transition: none;
    }

    .card--reveal {
        opacity: 1;
        transform: none;
        transition: none;
    }
}

.card-status-overlay {
    position: absolute;
    top: var(--space-3);
    right: var(--space-3);
    padding: 4px 12px;
    font-size: var(--text-xs);
    font-weight: var(--font-semibold);
    border-radius: var(--radius-full);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.card-status-overlay.active {
    background-color: rgb(44 62 80 / 90%);
    color: var(--color-white);
}

.card-status-overlay.retired {
    background-color: rgb(209 213 219 / 95%);
    color: var(--color-gray-700);
}

.card-status-overlay.coming-soon {
    background-color: rgb(139 58 58 / 90%);
    color: var(--color-white);
}

.card-body {
    padding: var(--space-4);
}

.card-title {
    font-size: var(--text-lg);
    font-weight: var(--font-semibold);
    color: var(--color-navy);
    margin-bottom: var(--space-2);
    line-height: var(--leading-tight);
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.card-title__link {
    color: inherit;
    text-decoration: none;
}

.card-meta-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--space-3);
}

.theme-badge {
    font-size: var(--text-xs);
    font-weight: var(--font-medium);
    color: var(--color-gray-600);
    background-color: var(--color-gray-100);
    padding: 4px 8px;
    border-radius: var(--radius-sm);
}

.downloads-badge {
    font-size: var(--text-xs);
    font-weight: var(--font-semibold);
    color: var(--color-success);
}

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

.downloads-badge.retired {
    color: var(--color-error);
}

.card-tags {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-2);
    margin-top: var(--space-3);
}

.tag {
    font-size: var(--text-xs);
    color: var(--color-gray-600);
    background-color: var(--color-cream);
    padding: 4px 8px;
    border-radius: var(--radius-sm);
}

/* CTA Pill — explicit interaction affordance (ADR-041) */
.card-cta-pill {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    padding: 8px 12px;
    background-color: #16a34a;
    color: var(--color-white);
    font-size: var(--text-xs);
    font-weight: var(--font-semibold);
    letter-spacing: 0.3px;
    transition: background-color var(--transition-fast);
}

.card-cta-pill svg {
    flex-shrink: 0;
}

@media (hover: hover) {
    .card:hover .card-cta-pill {
        background-color: #15803d;
    }
}

/* Empty State */
.empty-state {
    text-align: center;
    padding: var(--space-20);
    color: var(--color-gray-500);
}

.empty-icon {
    font-size: var(--text-4xl);
    margin-bottom: var(--space-4);
}

.empty-state h3 {
    font-size: var(--text-2xl);
    font-weight: var(--font-semibold);
    color: var(--color-gray-700);
    margin-bottom: var(--space-2);
}

/* ===== Card Detail Modal ===== */
.card-detail {
    width: 1000px;
    max-width: 95vw;
    max-height: 90vh;
    padding: var(--space-8);
    overflow-y: auto;
    background-color: var(--color-cream);
}

.card-detail-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-8);
    margin-bottom: var(--space-6);
}

/* Left Column: Gallery */
.card-detail-gallery {
    display: flex;
    flex-direction: column;
    gap: var(--space-4);
}

/* Carousel Container */
.carousel-container {
    position: relative;
    width: 100%;
    background-color: var(--color-gray-100);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-md);
}

.carousel-main-image {
    position: relative;
    width: 100%;
    padding-top: 100%; /* 1:1 aspect ratio */
    cursor: default;
    overflow: hidden;
}

.carousel-image {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: opacity 0.2s ease-out, transform 0.25s ease-out;
}

.carousel-main-image:hover .carousel-image {
    transform: scale(1.02);
}

/* Push-slide transition: two images move together like a conveyor belt */
.carousel-image.sliding {
    transition: transform 0.35s cubic-bezier(0.4, 0, 0.2, 1);
}

.carousel-image.slide-out-left {
    transform: translateX(-100%);
}

.carousel-image.slide-out-right {
    transform: translateX(100%);
}

/* Incoming image: starts off-screen, slides to center */
.carousel-image.carousel-image--incoming {
    z-index: 1;
}

.carousel-image.carousel-image--incoming.start-right {
    transform: translateX(100%);
}

.carousel-image.carousel-image--incoming.start-left {
    transform: translateX(-100%);
}

.carousel-image.carousel-image--incoming.sliding {
    transform: translateX(0);
}

@media (prefers-reduced-motion: reduce) {
    .carousel-image.sliding {
        transition: none;
    }
}

/* Ghost Carousel Arrows — intro whisper, then normal hover on desktop */
.carousel-arrow {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    z-index: 10;
    background: none;
    border: none;
    border-radius: var(--radius-full);
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    opacity: 0.15;
    transition: opacity var(--transition-smooth), background-color var(--transition-smooth);
    -webkit-tap-highlight-color: transparent;
}

.carousel-arrow:hover,
.carousel-arrow:focus-visible {
    opacity: 0.7;
    background-color: rgb(0 0 0 / 25%);
}

.carousel-arrow:active {
    transform: translateY(-50%) scale(0.95);
}

.carousel-arrow--prev {
    left: var(--space-3);
}

.carousel-arrow--next {
    right: var(--space-3);
}

.carousel-arrow svg {
    width: 28px;
    height: 28px;
    color: white;
    filter: drop-shadow(0 1px 2px rgb(0 0 0 / 50%));
}

/* Intro animation: fade in, hold, fade to resting */
@keyframes arrowIntro {
    0% { opacity: 0; }
    15% { opacity: 0.4; }
    75% { opacity: 0.4; }
    100% { opacity: 0.15; }
}

.carousel-arrow.arrows-intro {
    animation: arrowIntro 2s ease forwards;
}

/* After intro completes, rest at 15% */
.carousel-arrow.arrows-resting {
    opacity: 0.15;
    transition: opacity var(--transition-smooth), background-color var(--transition-smooth);
}

.carousel-arrow.arrows-resting:hover,
.carousel-arrow.arrows-resting:focus-visible {
    opacity: 0.7;
    background-color: rgb(0 0 0 / 25%);
}

/* On mobile: hide arrows after first interaction (swipe is primary nav) */
@media (hover: none) {
    .carousel-arrow.arrows-dismissed {
        opacity: 0 !important;
        pointer-events: none;
        transition: opacity 0.5s var(--ease-hover);
    }
}

/* Style Label */
.carousel-style-label {
    text-align: center;
    padding: var(--space-2);
    background-color: var(--color-cream-100);
    border-radius: var(--radius-sm);
}

.carousel-style-label .style-name {
    font-size: var(--text-sm);
    font-weight: var(--font-semibold);
    color: var(--color-navy);
}

.carousel-style-label .style-dimensions {
    display: block;
    font-size: var(--text-xs);
    font-weight: var(--font-normal);
    color: var(--color-gray-500);
    margin-top: var(--space-1);
}

/* Single Row Thumbnail Icons (9 styles) - Carousel Indicators */
.thumbnail-grid {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: var(--space-1);
    padding: var(--space-3) 0;
    width: 100%;
}

.thumbnail-item {
    position: relative;
    flex: 1;
    aspect-ratio: 1;
    max-width: 88px;
    background-color: var(--color-white);
    border: 2px solid var(--color-gray-300);
    border-radius: var(--radius-sm);
    overflow: hidden;
    cursor: pointer;
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast), transform var(--transition-fast);
}

.thumbnail-item:hover {
    border-color: var(--color-navy);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.thumbnail-item.active {
    border-color: var(--color-burgundy);
    border-width: 3px;
    box-shadow: 0 2px 8px rgb(128 0 32 / 25%);
    transform: scale(1.05);
}

.thumbnail-image {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* Right Column: Info */
.card-detail-info {
    position: relative;
    display: flex;
    flex-direction: column;
    gap: var(--space-6);
}

/* Linen grain texture on text panel */
.card-detail-info::before {
    content: '';
    position: absolute;
    inset: 0;
    pointer-events: none;
    z-index: 0;
    background-repeat: repeat;
    background-size: 200px 200px;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='200' height='200'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.8' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.08'/%3E%3C/svg%3E");
    mix-blend-mode: overlay;
    border-radius: var(--radius-sm);
}

.card-detail-info > * {
    position: relative;
    z-index: 1;
}

.card-meta {
    display: flex;
    gap: var(--space-2);
    margin-top: var(--space-3);
}

.status-badge {
    padding: 6px 12px;
    font-size: var(--text-xs);
    font-weight: var(--font-semibold);
    border-radius: var(--radius-full);
    text-transform: uppercase;
}

.status-badge.active {
    background-color: var(--color-navy);
    color: var(--color-white);
}

.status-badge.retired {
    background-color: var(--color-gray-300);
    color: var(--color-gray-700);
}

.status-badge.coming-soon {
    background-color: var(--color-burgundy);
    color: var(--color-white);
}

.card-text-section h2 {
    font-size: var(--text-3xl);
    font-weight: var(--font-bold);
    color: var(--color-navy);
    margin-bottom: var(--space-4);
    line-height: var(--leading-tight);
}

.card-event,
.card-angle {
    font-size: var(--text-sm);
    color: var(--color-gray-600);
    margin-bottom: var(--space-2);
}

.card-story {
    margin-top: var(--space-6);
    padding-top: var(--space-6);
    border-top: 1px solid var(--color-cream-dark);
}

/* Editorial drop cap for story text */
.story-text::first-letter {
    font-family: var(--font-display);
    font-size: 3.2em;
    float: left;
    line-height: 0.8;
    color: var(--color-burgundy);
    margin-right: 0.08em;
    padding-top: 0.05em;
}

.story-text::first-line {
    font-variant: small-caps;
    letter-spacing: 0.05em;
}

.story-text {
    font-size: var(--text-base);
    line-height: var(--leading-relaxed);
    color: var(--color-gray-700);
    white-space: pre-line;
}

.story-text code {
    background-color: var(--color-cream);
    padding: 2px 6px;
    border-radius: var(--radius-sm);
    font-family: 'Courier New', monospace;
    font-size: var(--text-sm);
    color: var(--color-burgundy);
}

.variable-help {
    margin-top: var(--space-4);
    padding: var(--space-3);
    background-color: var(--color-cream-100);
    border-left: 3px solid var(--color-navy);
    border-radius: var(--radius-sm);
}

.variable-help p {
    font-size: var(--text-sm);
    color: var(--color-gray-700);
}

.card-tags h4 {
    font-size: var(--text-sm);
    font-weight: var(--font-semibold);
    color: var(--color-gray-700);
    margin-top: var(--space-4);
    margin-bottom: var(--space-2);
}

.tags-list {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-2);
}

/* Card Actions */
.card-actions {
    border-top: 1px solid var(--color-cream-dark);
    padding-top: var(--space-6);
}

.action-group {
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
}

.action-group .btn {
    width: auto;
}

.downloads-info {
    font-size: var(--text-sm);
    color: var(--color-gray-600);
    text-align: center;
    padding-top: var(--space-2);
}

/* Primary Download button — visually dominant */
.btn-download-all {
    font-size: var(--text-base);
    font-weight: var(--font-bold);
    padding: var(--space-3) var(--space-4);
    width: 100%;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
}

/* Retired/Coming Soon Notices */
.retired-notice,
.coming-soon-notice {
    text-align: center;
    padding: var(--space-8);
}

.retired-notice svg,
.coming-soon-notice svg {
    color: var(--color-gray-400);
    margin: 0 auto var(--space-4);
}

.retired-notice h3,
.coming-soon-notice h3 {
    font-size: var(--text-2xl);
    font-weight: var(--font-bold);
    color: var(--color-gray-900);
    margin-bottom: var(--space-3);
}

.retired-notice p,
.coming-soon-notice p {
    font-size: var(--text-base);
    color: var(--color-gray-600);
    line-height: var(--leading-relaxed);
}

/* Success Toast */
.toast {
    position: fixed;
    bottom: var(--space-6);
    right: var(--space-6);
    background-color: var(--color-success);
    color: var(--color-white);
    padding: var(--space-4) var(--space-6);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    display: none; /* Hidden by default */
    align-items: center;
    gap: var(--space-3);
    font-size: var(--text-base);
    font-weight: var(--font-medium);
    animation: toastSlideIn var(--transition-base);
    z-index: var(--z-toast);
}

.toast.visible {
    display: flex; /* Show when visible class is added */
}

@keyframes toastSlideIn {
    from {
        transform: translateX(400px);
        opacity: 0;
    }

    to {
        transform: translateX(0);
        opacity: 1;
    }
}