:root {
    --gap: 12px;
    --card-min: 200px;
}

* { box-sizing: border-box; }

body {
    margin: 0;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    color: #1a1a1a;
    background: #f5f5f7;
}

.toolbar {
    position: sticky;
    top: 0;
    z-index: 10;
    background: #fff;
    border-bottom: 1px solid #e0e0e0;
    padding: 16px 20px;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.toolbar h1 {
    margin: 0;
    font-size: 1.1rem;
    font-weight: 600;
}

.toolbar-top {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
}

.sync-controls {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    justify-content: flex-end;
    gap: 10px;
}

.metadata-link {
    flex-basis: 100%;
    text-align: right;
    font-size: 0.8rem;
    color: #2563eb;
}
.metadata-link:hover { text-decoration: underline; }

.user-info {
    flex-basis: 100%;
    text-align: right;
    font-size: 0.75rem;
    color: #888;
}
.user-info a { color: #2563eb; }

.readonly-badge {
    font-size: 0.75rem;
    color: #92600a;
    background: #fdf2d6;
    border: 1px solid #f0d28a;
    border-radius: 4px;
    padding: 3px 8px;
}

.cat-option input:disabled {
    cursor: default;
}
.cat-option:has(input:disabled) {
    color: #555;
    cursor: default;
}

.login {
    max-width: 360px;
    margin: 12vh auto;
    text-align: center;
    font-family: system-ui, sans-serif;
}
.login-btn {
    display: inline-block;
    margin-top: 16px;
    padding: 10px 18px;
    border: 1px solid #ccc;
    border-radius: 6px;
    background: #fff;
    color: #333;
    text-decoration: none;
    font-size: 0.95rem;
}
.login-btn:hover { background: #f3f3f3; }
.login-error {
    color: #c00;
    font-size: 0.9rem;
}

.sync-btn {
    padding: 6px 12px;
    border: 1px solid #ccc;
    border-radius: 4px;
    background: #fff;
    cursor: pointer;
    font-size: 0.85rem;
    font-family: inherit;
}
.sync-btn:hover { background: #f3f3f3; }
.sync-btn:disabled { opacity: 0.55; cursor: progress; }

.sync-status {
    font-size: 0.8rem;
    color: #666;
    min-width: 0;
}
.sync-status[data-state="ok"]      { color: #1a7f37; }
.sync-status[data-state="pending"] { color: #888; }
.sync-status[data-state="err"]     { color: #c00; }

.uploader-row {
    font-size: 0.9rem;
    color: #333;
}

.uploader-row select {
    margin-left: 6px;
    padding: 5px 8px;
    border: 1px solid #ccc;
    border-radius: 4px;
    background: #fff;
    font-size: 0.85rem;
}

.slider-row {
    display: flex;
    align-items: center;
    gap: 16px;
}

.slider-row .slider {
    flex: 1;
    min-width: 200px;
}

.slider-row .label {
    font-size: 0.85rem;
    color: #555;
    min-width: 90px;
}

.grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(var(--card-min), 1fr));
    gap: var(--gap);
    padding: var(--gap);
}

.card {
    background: #fff;
    border-radius: 6px;
    overflow: hidden;
    box-shadow: 0 1px 2px rgba(0,0,0,0.08);
    display: flex;
    flex-direction: column;
}

.card img {
    width: 100%;
    aspect-ratio: 1 / 1;
    object-fit: cover;
    display: block;
    background: #ececec;
    cursor: zoom-in;
}

.lightbox {
    position: fixed;
    inset: 0;
    z-index: 100;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
    background: rgba(0, 0, 0, 0.85);
    cursor: zoom-out;
}

.lightbox[hidden] { display: none; }

.lightbox img {
    max-width: 95vw;
    max-height: 95vh;
    object-fit: contain;
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.5);
}

.card .meta {
    padding: 8px 10px;
    font-size: 0.7rem;
    color: #666;
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 6px;
}

.card .filename {
    word-break: break-all;
    line-height: 1.3;
}

.card .status {
    font-weight: 600;
    flex-shrink: 0;
}

.card .submeta {
    padding: 0 10px 8px;
    margin-top: -2px;
    font-size: 0.7rem;
    color: #666;
    display: flex;
    justify-content: space-between;
    align-items: baseline;
    gap: 6px;
}

.card .canvasser {
    font-weight: 600;
    color: #333;
    word-break: break-word;
}

.card .taken-at {
    flex-shrink: 0;
    color: #888;
}
.card .status[data-state="ok"] { color: #1a7f37; }
.card .status[data-state="pending"] { color: #888; }
.card .status[data-state="err"] { color: #c00; }

.card .categories-wrap {
    margin: 0 10px 10px;
}

.card .categories-wrap summary {
    cursor: pointer;
    font-size: 0.8rem;
    font-weight: 600;
    color: #333;
    padding: 2px 0;
    user-select: none;
}

.card .categories {
    display: flex;
    flex-direction: column;
    gap: 3px;
    margin-top: 4px;
}

.card .cat-option {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 0.8rem;
    color: #333;
    cursor: pointer;
    line-height: 1.2;
}

.card .cat-option input {
    margin: 0;
    flex-shrink: 0;
    cursor: pointer;
}

.noUi-target { margin: 6px 0; }