/* ==========================================
   Scrapbooks - gallery cards and the page-flip viewer overlay
   Used by gallery.html and js/scrapbook.js. See docs/scrapbooks.md.
   ========================================== */

/* ---------- Gallery cards ---------- */

.scrapbook-list {
    display: grid;
    gap: var(--spacing-xl);
}

.scrapbook-card {
    display: grid;
    grid-template-columns: minmax(180px, 300px) 1fr;
    gap: var(--spacing-xl);
    align-items: start;
    background-color: var(--neutral-white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    padding: var(--spacing-xl);
}

.scrapbook-card-cover {
    display: block;
    padding: 0;
    border: none;
    background: none;
    cursor: pointer;
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    transition: transform var(--transition-normal), box-shadow var(--transition-normal);
}

.scrapbook-card-cover:hover {
    transform: translateY(-4px) rotate(-1deg);
    box-shadow: var(--shadow-xl);
}

.scrapbook-card-cover:focus-visible {
    outline: 3px solid var(--accent-gold);
    outline-offset: 3px;
}

.scrapbook-card-cover img {
    display: block;
    width: 100%;
    height: auto;
}

.scrapbook-card-subtitle {
    color: var(--primary-brown);
    font-size: 0.875rem;
    font-weight: 600;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    margin-bottom: var(--spacing-xs);
}

.scrapbook-card-title {
    color: var(--primary-green);
    margin-bottom: var(--spacing-md);
}

.scrapbook-card-body p {
    line-height: 1.7;
    margin-bottom: var(--spacing-md);
}

.scrapbook-card-body .btn {
    margin-top: var(--spacing-sm);
}

@media (max-width: 767px) {
    .scrapbook-card {
        grid-template-columns: 1fr;
        padding: var(--spacing-lg);
    }

    .scrapbook-card-cover {
        max-width: 260px;
        margin: 0 auto;
    }
}

/* ---------- Viewer overlay ---------- */

body.scrapbook-open {
    overflow: hidden;
}

.scrapbook-overlay {
    position: fixed;
    inset: 0;
    z-index: 10000;
    display: flex;
    flex-direction: column;
    background-color: #121210;
    color: var(--accent-cream);
}

.scrapbook-overlay[hidden],
.scrapbook-overlay [hidden] {
    display: none !important;
}

.scrapbook-toolbar {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-sm) var(--spacing-md);
    border-bottom: 1px solid rgba(245, 245, 220, 0.15);
    flex: 0 0 auto;
}

.scrapbook-title {
    font-family: var(--font-primary);
    font-size: 1.25rem;
    color: var(--accent-cream);
    margin: 0;
    flex: 1 1 auto;
    min-width: 0;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.scrapbook-counter {
    margin: 0;
    font-size: 0.875rem;
    white-space: nowrap;
    opacity: 0.85;
}

.scrapbook-actions {
    display: flex;
    gap: var(--spacing-sm);
}

.scrapbook-btn {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    min-height: 40px;
    padding: var(--spacing-xs) var(--spacing-md);
    border: 1px solid rgba(245, 245, 220, 0.35);
    border-radius: var(--radius-md);
    background: transparent;
    color: var(--accent-cream);
    font: inherit;
    font-size: 0.875rem;
    cursor: pointer;
    transition: color var(--transition-fast), border-color var(--transition-fast);
}

.scrapbook-btn:hover {
    color: var(--accent-gold);
    border-color: var(--accent-gold);
}

.scrapbook-btn svg {
    width: 20px;
    height: 20px;
}

.scrapbook-close {
    padding: var(--spacing-xs);
    width: 40px;
    justify-content: center;
}

/* Book and full-size areas fill the rest of the screen */
.scrapbook-stage,
.scrapbook-fullsize {
    flex: 1 1 auto;
    min-height: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm);
}

.scrapbook-book-wrap {
    flex: 0 0 auto;
}

.scrapbook-page {
    background-color: #0d0d0d;
}

.scrapbook-page img {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: contain;
    user-select: none;
    -webkit-user-drag: none;
}

.scrapbook-nav {
    flex: 0 0 auto;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    border: none;
    border-radius: 50%;
    background: rgba(245, 245, 220, 0.1);
    color: var(--accent-cream);
    cursor: pointer;
    transition: background-color var(--transition-fast), color var(--transition-fast);
}

.scrapbook-nav:hover:not(:disabled) {
    background: rgba(245, 245, 220, 0.2);
    color: var(--accent-gold);
}

.scrapbook-nav:disabled {
    opacity: 0.25;
    cursor: default;
}

.scrapbook-nav svg {
    width: 28px;
    height: 28px;
}

.scrapbook-overlay button:focus-visible {
    outline: 2px solid var(--accent-gold);
    outline-offset: 2px;
}

/* Full-size single page */
.scrapbook-fullsize-scroll {
    flex: 1 1 auto;
    align-self: stretch;
    min-width: 0;
    overflow: auto;
    display: flex;
}

.scrapbook-fullsize-scroll img {
    margin: auto;
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
    cursor: zoom-in;
}

.scrapbook-fullsize.zoomed .scrapbook-fullsize-scroll img {
    max-width: none;
    max-height: none;
    width: 1600px;
    cursor: zoom-out;
}

@media (max-width: 767px) {
    .scrapbook-toolbar {
        flex-wrap: wrap;
        gap: var(--spacing-xs) var(--spacing-sm);
    }

    .scrapbook-title {
        flex-basis: calc(100% - 56px);
        font-size: 1.05rem;
    }

    .scrapbook-counter {
        order: 3;
        flex: 1 1 auto;
    }

    .scrapbook-actions {
        display: contents;
    }

    .scrapbook-close {
        order: 2;
    }

    .scrapbook-btn:not(.scrapbook-close) {
        order: 4;
    }

    /* Arrows float over the page edges so the page can use the full width */
    .scrapbook-stage,
    .scrapbook-fullsize {
        position: relative;
    }

    .scrapbook-nav {
        position: absolute;
        top: 50%;
        transform: translateY(-50%);
        z-index: 2;
        width: 36px;
        height: 36px;
        background: rgba(18, 18, 16, 0.7);
    }

    .scrapbook-prev {
        left: var(--spacing-xs);
    }

    .scrapbook-next {
        right: var(--spacing-xs);
    }

    .scrapbook-nav:disabled {
        display: none;
    }

    .scrapbook-fullsize.zoomed .scrapbook-fullsize-scroll img {
        width: 250%;
    }
}

@media (prefers-reduced-motion: reduce) {
    .scrapbook-card-cover {
        transition: none;
    }

    .scrapbook-card-cover:hover {
        transform: none;
    }
}