/* OIF Photo Archive - Gallery Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --bg: #0a0a0a;
    --bg-elevated: #141414;
    --bg-hover: #1a1a1a;
    --border: #2a2a2a;
    --text: #e0e0e0;
    --text-dim: #888;
    --text-dimmer: #555;
    --accent: #d4c5a9;
    --accent-dim: #8a7d5a;
    --star: #d4a520;
    --star-empty: #333;
    --danger: #c44;
    --sidebar-width: 220px;
    --topbar-height: 50px;
    --grid-cols: 6;
    --thumb-gap: 4px;
}

html, body {
    height: 100%;
    overflow: hidden;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'SF Pro Text', system-ui, sans-serif;
    background: var(--bg);
    color: var(--text);
    display: flex;
}

/* Sidebar */
.sidebar {
    width: var(--sidebar-width);
    height: 100vh;
    background: var(--bg-elevated);
    border-right: 1px solid var(--border);
    display: flex;
    flex-direction: column;
    flex-shrink: 0;
    transition: margin-left 0.2s ease;
}

.sidebar.collapsed {
    margin-left: calc(-1 * var(--sidebar-width));
}

.sidebar-header {
    padding: 1rem;
    border-bottom: 1px solid var(--border);
}

.sidebar-header h1 {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--accent);
    letter-spacing: 0.05em;
}

.photo-count {
    font-size: 0.75rem;
    color: var(--text-dim);
}

.sidebar-nav {
    display: flex;
    gap: 0.75rem;
    margin-top: 0.5rem;
}

.sidebar-nav a {
    font-size: 0.65rem;
    color: var(--text-dim);
    text-decoration: none;
    letter-spacing: 0.05em;
    transition: color 0.15s;
}

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

.folder-tree {
    flex: 1;
    overflow-y: auto;
    padding: 0.5rem 0;
}

.folder-item {
    display: flex;
    align-items: center;
    padding: 0.5rem 1rem;
    cursor: pointer;
    color: var(--text-dim);
    font-size: 0.85rem;
    transition: background 0.1s, color 0.1s;
}

.folder-item:hover {
    background: var(--bg-hover);
    color: var(--text);
}

.folder-item.active {
    background: var(--bg-hover);
    color: var(--accent);
}

.folder-item .folder-icon {
    margin-right: 0.5rem;
    opacity: 0.5;
}

.folder-item .folder-count {
    margin-left: auto;
    font-size: 0.7rem;
    color: var(--text-dimmer);
}

.folder-item.nested {
    padding-left: 2rem;
}

/* Rating Filter */
.rating-filter {
    padding: 0.75rem 1rem;
    border-bottom: 1px solid var(--border);
}

.rating-filter label {
    display: block;
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--text-dimmer);
    margin-bottom: 0.4rem;
}

.filter-stars {
    display: flex;
    gap: 0.15rem;
    align-items: center;
}

.filter-stars span {
    font-size: 1rem;
    color: var(--star-empty);
    cursor: pointer;
    transition: color 0.1s;
}

.filter-stars span:hover {
    color: var(--star);
}

.filter-stars span.active {
    color: var(--star);
}

.filter-stars .clear-filter {
    font-size: 0.9rem;
    color: var(--text-dimmer);
    margin-left: 0.5rem;
    opacity: 0;
    transition: opacity 0.1s, color 0.1s;
}

.filter-stars .clear-filter.visible {
    opacity: 1;
}

.filter-stars .clear-filter:hover {
    color: var(--danger);
}

/* Tags Section */
.tags-section {
    border-top: 1px solid var(--border);
}

.tags-header {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.6rem 1rem;
    cursor: pointer;
    font-size: 0.8rem;
    color: var(--text-dim);
    transition: color 0.1s;
}

.tags-header:hover {
    color: var(--text);
}

.tags-toggle {
    font-size: 0.7rem;
    transition: transform 0.15s;
}

.tags-section.expanded .tags-toggle {
    transform: rotate(90deg);
}

.tags-count {
    margin-left: auto;
    font-size: 0.7rem;
    color: var(--text-dimmer);
    background: var(--bg);
    padding: 0.1rem 0.4rem;
    border-radius: 8px;
}

.tags-list {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.2s ease;
}

.tags-section.expanded .tags-list {
    max-height: 300px;
    overflow-y: auto;
}

.tag-item {
    display: flex;
    align-items: center;
    padding: 0.4rem 1rem 0.4rem 1.5rem;
    cursor: pointer;
    font-size: 0.8rem;
    color: var(--text-dim);
    transition: background 0.1s, color 0.1s;
}

.tag-item:hover {
    background: var(--bg-hover);
    color: var(--text);
}

.tag-item.active {
    background: var(--bg-hover);
    color: var(--accent);
}

.tag-item .tag-name {
    flex: 1;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.tag-item .tag-count {
    font-size: 0.7rem;
    color: var(--text-dimmer);
}

.no-tags {
    padding: 0.5rem 1rem 0.75rem 1.5rem;
    font-size: 0.75rem;
    color: var(--text-dimmer);
    font-style: italic;
}


/* Main */
.main {
    flex: 1;
    display: flex;
    flex-direction: column;
    overflow: hidden;
    transition: margin-left 0.2s ease;
}


/* Top Bar */
.topbar {
    height: var(--topbar-height);
    background: var(--bg-elevated);
    border-bottom: 1px solid var(--border);
    display: flex;
    align-items: center;
    padding: 0 1rem;
    gap: 1rem;
    flex-shrink: 0;
}

.breadcrumb {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.85rem;
    color: var(--text-dim);
}

.breadcrumb .crumb {
    cursor: pointer;
}

.breadcrumb .crumb:hover {
    color: var(--text);
}

.breadcrumb .crumb:last-child {
    color: var(--accent);
}

.breadcrumb .sep {
    color: var(--text-dimmer);
}

.breadcrumb .tag-crumb {
    color: var(--accent);
    background: var(--bg);
    padding: 0.15rem 0.5rem;
    border-radius: 3px;
    font-size: 0.8rem;
}

.search-box {
    flex: 1;
    max-width: 300px;
}

.search-box input {
    width: 100%;
    padding: 0.4rem 0.75rem;
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: 4px;
    color: var(--text);
    font-size: 0.85rem;
}

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

.search-box input::placeholder {
    color: var(--text-dimmer);
}

.view-controls {
    display: flex;
    gap: 0.25rem;
}

/* Buttons */
.icon-btn {
    width: 32px;
    height: 32px;
    background: transparent;
    border: 1px solid var(--border);
    border-radius: 4px;
    color: var(--text-dim);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1rem;
    transition: all 0.1s;
}

.icon-btn:hover {
    background: var(--bg-hover);
    color: var(--text);
    border-color: var(--text-dimmer);
}

.btn {
    padding: 0.5rem 1rem;
    background: var(--bg-hover);
    border: 1px solid var(--border);
    border-radius: 4px;
    color: var(--text);
    cursor: pointer;
    font-size: 0.8rem;
    transition: all 0.1s;
}

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

/* Grid */
.grid-container {
    flex: 1;
    overflow-y: auto;
    padding: var(--thumb-gap);
}

.grid {
    display: grid;
    grid-template-columns: repeat(var(--grid-cols), 1fr);
    gap: var(--thumb-gap);
}

.grid-item {
    aspect-ratio: 1;
    background: var(--bg-elevated);
    border-radius: 2px;
    overflow: hidden;
    cursor: pointer;
    position: relative;
    content-visibility: auto;
    contain-intrinsic-size: auto 200px;
}

.grid-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.2s;
}

.grid-item:hover img {
    transform: scale(1.05);
}

.grid-item.selected {
    outline: 2px solid var(--accent);
    outline-offset: -2px;
}

.grid-item .rating-badge {
    position: absolute;
    bottom: 4px;
    left: 4px;
    background: rgba(0,0,0,0.7);
    color: var(--star);
    font-size: 0.65rem;
    padding: 2px 4px;
    border-radius: 2px;
}

.grid-item .tag-badge {
    position: absolute;
    bottom: 4px;
    right: 4px;
    background: rgba(0,0,0,0.7);
    color: var(--accent);
    font-size: 0.6rem;
    padding: 2px 4px;
    border-radius: 2px;
}

.loading {
    text-align: center;
    padding: 2rem;
    color: var(--text-dimmer);
    display: none;
}

.loading.visible {
    display: block;
}

/* Lightbox */
.lightbox {
    position: fixed;
    inset: 0;
    z-index: 1000;
    display: none;
}

.lightbox.open {
    display: block;
}

.lightbox-overlay {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.95);
}

.lightbox-content {
    position: absolute;
    inset: 50px 60px 95px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.lightbox-content img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    opacity: 0;
    transition: opacity 0.15s;
}

.lightbox-content img.loaded {
    opacity: 1;
}

.lightbox-loader {
    position: absolute;
    width: 30px;
    height: 30px;
    border: 2px solid var(--border);
    border-top-color: var(--accent);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
    display: none;
}

.lightbox-loader.visible {
    display: block;
}

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

.lightbox-ui {
    position: absolute;
    inset: 0;
    pointer-events: none;
}

.lightbox-ui > * {
    pointer-events: auto;
}

.lightbox-top {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 50px;
    padding: 0 1rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    background: linear-gradient(to bottom, rgba(0,0,0,0.5), transparent);
}

.lightbox-info {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.lightbox-counter {
    font-size: 0.85rem;
    color: var(--text);
    font-variant-numeric: tabular-nums;
}

.lightbox-date {
    font-size: 0.8rem;
    color: var(--accent);
}

.lightbox-path {
    font-size: 0.8rem;
    color: var(--text-dim);
}

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

.lightbox-rating {
    color: var(--star);
    font-size: 0.9rem;
    letter-spacing: 2px;
}

.nav-btn {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 50px;
    height: 100px;
    background: transparent;
    border: none;
    color: var(--text-dim);
    font-size: 3rem;
    cursor: pointer;
    opacity: 0;
    transition: opacity 0.2s;
}

.lightbox:hover .nav-btn {
    opacity: 0.5;
}

.nav-btn:hover {
    opacity: 1 !important;
    color: var(--text);
}

.nav-prev { left: 10px; }
.nav-next { right: 10px; }

.lightbox-bottom {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 85px;
    background: linear-gradient(to top, rgba(0,0,0,0.7), transparent);
    display: flex;
    align-items: flex-end;
    padding-bottom: 8px;
}

.filmstrip {
    display: flex;
    gap: 4px;
    overflow-x: auto;
    padding: 0 1rem;
    scrollbar-width: none;
    scroll-behavior: smooth;
}

.filmstrip::-webkit-scrollbar {
    display: none;
}

.filmstrip-item {
    width: 60px;
    flex-shrink: 0;
    border-radius: 2px;
    overflow: hidden;
    cursor: pointer;
    opacity: 0.4;
    transition: opacity 0.15s;
}

.filmstrip-item:hover {
    opacity: 0.7;
}

.filmstrip-item.active {
    opacity: 1;
    outline: 2px solid var(--accent);
    outline-offset: -2px;
}

.filmstrip-item img {
    width: 60px;
    height: 60px;
    object-fit: cover;
    display: block;
}

/* Info Panel */
.info-panel {
    position: fixed;
    top: 0;
    right: 0;
    width: 300px;
    height: 100vh;
    background: var(--bg-elevated);
    border-left: 1px solid var(--border);
    z-index: 1001;
    transform: translateX(100%);
    transition: transform 0.2s ease;
    display: flex;
    flex-direction: column;
}

.info-panel.open {
    transform: translateX(0);
}

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

.info-header h3 {
    font-size: 0.9rem;
    font-weight: 500;
}

.info-content {
    flex: 1;
    overflow-y: auto;
    padding: 1rem;
}

.info-section {
    margin-bottom: 1.25rem;
}

.info-section label {
    display: block;
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--text-dimmer);
    margin-bottom: 0.4rem;
}

.info-section span {
    font-size: 0.85rem;
    color: var(--text);
    word-break: break-all;
}

.info-section input,
.info-section textarea {
    width: 100%;
    padding: 0.5rem;
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: 4px;
    color: var(--text);
    font-size: 0.85rem;
    font-family: inherit;
    resize: vertical;
}

.info-section input:focus,
.info-section textarea:focus {
    outline: none;
    border-color: var(--accent-dim);
}

.rating-stars {
    display: flex;
    gap: 0.25rem;
    align-items: center;
}

.rating-stars span {
    font-size: 1.25rem;
    color: var(--star-empty);
    cursor: pointer;
    transition: color 0.1s;
}

.rating-stars span:hover,
.rating-stars span.active {
    color: var(--star);
}

.rating-stars .clear-rating {
    font-size: 1rem;
    color: var(--text-dimmer);
    margin-left: 0.5rem;
}

.rating-stars .clear-rating:hover {
    color: var(--danger);
}

.info-actions {
    display: flex;
    gap: 0.5rem;
    margin-top: 1rem;
    padding-top: 1rem;
    border-top: 1px solid var(--border);
}

/* Help Modal */
.help-modal {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.9);
    z-index: 2000;
    display: none;
    align-items: center;
    justify-content: center;
}

.help-modal.open {
    display: flex;
}

.help-content {
    background: var(--bg-elevated);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 2rem;
    max-width: 750px;
    width: 90%;
    max-height: 90vh;
    overflow-y: auto;
}

.help-content h2 {
    font-size: 1.1rem;
    margin-bottom: 1.5rem;
    color: var(--accent);
}

.help-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem 2rem;
}

.help-section h4 {
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--text-dimmer);
    margin-bottom: 0.75rem;
}

.help-section dl {
    font-size: 0.8rem;
}

.help-section dt {
    color: var(--accent);
    font-family: monospace;
    float: left;
    clear: left;
    width: 50px;
}

.help-section dd {
    color: var(--text-dim);
    margin-left: 55px;
    margin-bottom: 0.4rem;
}

.help-note {
    font-size: 0.7rem;
    color: var(--text-dimmer);
    margin-top: 0.5rem;
    line-height: 1.4;
    font-style: italic;
}

.help-footer {
    margin-top: 1.5rem;
    text-align: center;
    font-size: 0.75rem;
    color: var(--text-dimmer);
}

.help-footer kbd {
    background: var(--bg);
    padding: 0.2rem 0.5rem;
    border-radius: 3px;
    border: 1px solid var(--border);
    font-family: monospace;
}

/* Toast */
.toast {
    position: fixed;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%) translateY(100px);
    background: var(--bg-elevated);
    border: 1px solid var(--border);
    padding: 0.75rem 1.5rem;
    border-radius: 4px;
    font-size: 0.85rem;
    color: var(--text);
    z-index: 3000;
    opacity: 0;
    transition: transform 0.2s, opacity 0.2s;
}

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

/* Responsive */
@media (max-width: 900px) {
    :root {
        --sidebar-width: 180px;
        --grid-cols: 4;
    }

    .help-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 1.25rem;
    }
}

@media (max-width: 600px) {
    .help-grid {
        grid-template-columns: 1fr;
        gap: 1rem;
    }

    .sidebar {
        position: fixed;
        z-index: 500;
        margin-left: calc(-1 * var(--sidebar-width));
    }

    .sidebar.open {
        margin-left: 0;
    }

    :root {
        --grid-cols: 3;
    }

    .lightbox-content {
        inset: 40px 10px 70px;
    }

    .info-panel {
        width: 100%;
    }
}

/* ── C3 chrome (moved to charlieco.co 2026-11-11) ──
   charlieco's sidebar.js inserts the crisis banner and a site footer into
   <body>. This page is a full-screen app, so the banner gets its own row
   across the top and the app fills the rest; the footer and the floating
   menu button are hidden (the sidebar's own links lead back to the archive,
   which has the full menu). */
body {
    display: grid;
    grid-template-columns: auto minmax(0, 1fr);
    grid-template-rows: auto minmax(0, 1fr);
    height: 100vh;
}

body > .c3-crisis {
    grid-column: 1 / -1;
    grid-row: 1;
}

.sidebar {
    grid-column: 1;
    grid-row: 2;
    height: auto;
    min-height: 0;
}

.main {
    grid-column: 2;
    grid-row: 2;
    min-height: 0;
}

body > .c3-sitefooter,
body > .snav-toggle {
    display: none;
}