/* ==========================================================================
   Theme tokens — dark (default) and light — "Neon Circuit" futuristic palette
   ========================================================================== */
:root,
:root[data-theme="dark"] {
    --bg: #06070f;
    --surface: rgba(20, 21, 38, 0.88);
    --surface-2: rgba(29, 30, 56, 0.92);
    --surface-hover: rgba(40, 41, 74, 0.95);
    --border: rgba(139, 116, 255, 0.22);
    --border-strong: rgba(148, 130, 255, 0.42);
    --text: #eef0ff;
    --text-muted: #9a96c4;
    --accent: #22d3ee;
    --accent-strong: #06b6d4;
    --accent-2: #d946ef;
    --accent-contrast: #001217;
    --amber: #fbbf24;
    --danger: #fb3d6b;
    --success: #2dffb0;
    --gradient-primary: linear-gradient(135deg, #22d3ee 0%, #a855f7 55%, #d946ef 100%);
    --gradient-soft: linear-gradient(135deg, rgba(34,211,238,0.16), rgba(217,70,239,0.16));
    --glow-accent: 0 0 0 1px rgba(34,211,238,0.35), 0 0 18px rgba(34,211,238,0.35), 0 0 42px rgba(168,85,247,0.18);
    --glow-soft: 0 0 0 1px rgba(139,116,255,0.18), 0 8px 30px rgba(6,7,20,0.55);
    --bg-glow-1: rgba(34,211,238,0.16);
    --bg-glow-2: rgba(217,70,239,0.14);
    --bg-glow-3: rgba(139,92,246,0.13);
    --shadow: 0 2px 4px rgba(0,0,0,0.35), 0 20px 50px rgba(4,4,16,0.55);
    --shadow-sm: 0 1px 2px rgba(0,0,0,0.4), 0 6px 18px rgba(4,4,16,0.35);
    --radius: 14px;
    --radius-sm: 9px;
    --sans: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    --display: 'Orbitron', var(--sans);
    --mono: 'JetBrains Mono', ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
}

:root[data-theme="light"] {
    --bg: #f4f2ff;
    --surface: rgba(255, 255, 255, 0.92);
    --surface-2: rgba(240, 236, 255, 0.95);
    --surface-hover: rgba(228, 220, 255, 0.95);
    --border: rgba(124, 58, 237, 0.16);
    --border-strong: rgba(124, 58, 237, 0.32);
    --text: #171029;
    --text-muted: #675f8c;
    --accent: #7c3aed;
    --accent-strong: #6d28d9;
    --accent-2: #db2777;
    --accent-contrast: #ffffff;
    --amber: #d97706;
    --danger: #e11d48;
    --success: #0d9f6e;
    --gradient-primary: linear-gradient(135deg, #7c3aed 0%, #c026d3 55%, #db2777 100%);
    --gradient-soft: linear-gradient(135deg, rgba(124,58,237,0.10), rgba(219,39,119,0.10));
    --glow-accent: 0 0 0 1px rgba(124,58,237,0.28), 0 0 16px rgba(124,58,237,0.22), 0 0 36px rgba(219,39,119,0.14);
    --glow-soft: 0 0 0 1px rgba(124,58,237,0.10), 0 8px 26px rgba(23,16,41,0.10);
    --bg-glow-1: rgba(124,58,237,0.10);
    --bg-glow-2: rgba(219,39,119,0.09);
    --bg-glow-3: rgba(34,211,238,0.10);
    --shadow: 0 1px 2px rgba(23,16,41,0.05), 0 16px 40px rgba(23,16,41,0.10);
    --shadow-sm: 0 1px 2px rgba(23,16,41,0.05), 0 6px 16px rgba(23,16,41,0.06);
}

/* ==========================================================================
   Base
   ========================================================================== */
* { box-sizing: border-box; }

html { color-scheme: dark; }
html[data-theme="light"] { color-scheme: light; }

body {
    margin: 0;
    min-height: 100vh;
    background:
        radial-gradient(ellipse 900px 520px at 12% -8%, var(--bg-glow-1), transparent 60%),
        radial-gradient(ellipse 800px 640px at 105% 8%, var(--bg-glow-2), transparent 55%),
        radial-gradient(ellipse 1000px 760px at 50% 130%, var(--bg-glow-3), transparent 60%),
        var(--bg);
    background-attachment: fixed;
    color: var(--text);
    font-family: var(--sans);
    line-height: 1.5;
    font-size: 15px;
    -webkit-font-smoothing: antialiased;
}

h1, h2, h3 {
    font-family: var(--display);
    letter-spacing: 0.01em;
}

a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

.mono { font-family: var(--mono); }

.error { color: var(--danger); font-size: 0.85rem; }
.success { color: var(--success); font-size: 0.85rem; }
.muted { color: var(--text-muted); font-size: 0.85rem; }

/* thin neon scrollbar */
::-webkit-scrollbar { width: 10px; height: 10px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--gradient-primary); border-radius: 999px; border: 2px solid var(--bg); background-clip: padding-box; }
* { scrollbar-width: thin; scrollbar-color: var(--accent-2) transparent; }

/* ==========================================================================
   Navbar (shared across all pages) — glass panel with neon edge
   ========================================================================== */
.navbar {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 14px 24px;
    background: var(--surface);
    backdrop-filter: blur(18px) saturate(160%);
    -webkit-backdrop-filter: blur(18px) saturate(160%);
    border-bottom: 1px solid var(--border);
    box-shadow: 0 1px 0 0 rgba(34,211,238,0.25), 0 12px 34px rgba(4,4,16,0.35);
    flex-wrap: wrap;
    position: sticky;
    top: 0;
    z-index: 50;
}
.navbar::after {
    content: '';
    position: absolute;
    left: 0; right: 0; bottom: -1px;
    height: 1px;
    background: var(--gradient-primary);
    opacity: 0.55;
}
.navbar { position: sticky; }

.brand {
    display: flex;
    align-items: center;
    gap: 10px;
    font-family: var(--display);
    font-weight: 700;
    font-size: 1.02rem;
    letter-spacing: 0.02em;
    order: 1;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    filter: drop-shadow(0 0 14px rgba(168,85,247,0.35));
}
.brand:hover { text-decoration: none; }
.brand img { height: 26px; width: 26px; filter: drop-shadow(0 0 6px rgba(34,211,238,0.6)); }

.navbar-links {
    display: flex;
    align-items: center;
    gap: 4px;
    flex-wrap: wrap;
    order: 3;
}

.nav-link {
    position: relative;
    padding: 8px 13px;
    border-radius: var(--radius-sm);
    font-size: 0.76rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--text-muted);
    transition: color 0.15s, background 0.15s;
}
.nav-link:hover { background: var(--surface-2); color: var(--text); text-decoration: none; }
.nav-link.active { color: var(--accent); text-shadow: 0 0 16px color-mix(in srgb, var(--accent) 60%, transparent); }
.nav-link.active::after {
    content: '';
    position: absolute;
    left: 10px; right: 10px; bottom: 2px;
    height: 2px;
    border-radius: 2px;
    background: var(--gradient-primary);
    box-shadow: 0 0 8px color-mix(in srgb, var(--accent) 70%, transparent);
}

.navbar-right {
    display: flex;
    align-items: center;
    gap: 14px;
    margin-left: auto;
    order: 4;
}

.nav-username {
    white-space: nowrap;
    font-family: var(--mono);
    font-size: 0.8rem;
    color: var(--accent);
}

.nav-toggles {
    display: flex;
    align-items: center;
    gap: 8px;
}

.lang-switch {
    display: flex;
    border: 1px solid var(--border-strong);
    border-radius: 999px;
    overflow: hidden;
    background: var(--surface-2);
}
.lang-btn {
    background: none;
    border: none;
    padding: 6px 11px;
    font-size: 0.7rem;
    font-weight: 700;
    letter-spacing: 0.04em;
    color: var(--text-muted);
    cursor: pointer;
    font-family: var(--sans);
}
.lang-btn.active { background: var(--gradient-primary); color: var(--accent-contrast); box-shadow: 0 0 14px color-mix(in srgb, var(--accent) 55%, transparent); }
.lang-btn:not(.active):hover { background: var(--surface-hover); color: var(--text); }

.icon-btn {
    display: flex; align-items: center; justify-content: center;
    width: 34px; height: 34px;
    border-radius: 50%;
    border: 1px solid var(--border-strong);
    background: var(--surface-2);
    color: var(--text-muted);
    cursor: pointer;
    flex-shrink: 0;
    transition: color 0.15s, border-color 0.15s, box-shadow 0.15s, transform 0.15s;
}
.icon-btn:hover { color: var(--accent); border-color: var(--accent); text-decoration: none; box-shadow: var(--glow-accent); transform: translateY(-1px); }
.icon-sun, .icon-moon { display: block; }
:root[data-theme="dark"] .icon-moon { display: none; }
:root[data-theme="light"] .icon-sun { display: none; }

/* logout: icon-only circular button, label hidden until the mobile dropdown */
.logout-btn { gap: 8px; }
.logout-label { display: none; }

/* hamburger menu button — hidden on desktop, shown only on mobile */
.menu-toggle { display: none; order: 2; margin-left: auto; }

/* ==========================================================================
   Layout containers
   ========================================================================== */
.page-container {
    max-width: 1180px;
    margin: 0 auto;
    padding: 24px;
}

.card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    box-shadow: var(--glow-soft);
}

/* ==========================================================================
   Public collection page
   ========================================================================== */
.toolbar {
    display: flex;
    gap: 10px;
    align-items: center;
    padding: 16px 20px;
    flex-wrap: wrap;
    border-bottom: 1px solid var(--border);
}

.toolbar input[type="search"] {
    flex: 1;
    min-width: 220px;
    padding: 10px 14px;
    background: var(--bg);
    border: 1px solid var(--border-strong);
    border-radius: var(--radius-sm);
    color: var(--text);
    font-family: var(--sans);
    font-size: 0.9rem;
}
.toolbar input[type="search"]:focus { outline: none; border-color: var(--accent); box-shadow: var(--glow-accent); }

.toolbar select {
    padding: 10px 12px;
    background: var(--bg);
    border: 1px solid var(--border-strong);
    border-radius: var(--radius-sm);
    color: var(--text);
    font-family: var(--sans);
    font-size: 0.88rem;
}

.result-count { padding: 12px 20px 0; color: var(--text-muted); font-size: 0.82rem; }

.table-wrap { padding: 8px 4px 4px; overflow-x: auto; }

table { width: 100%; border-collapse: collapse; background: transparent; }

thead th {
    text-align: left;
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    font-weight: 700;
    color: var(--text-muted);
    padding: 10px 16px;
    border-bottom: 1px solid var(--border);
    cursor: pointer;
    user-select: none;
    white-space: nowrap;
}
thead th:hover { color: var(--accent); }

tbody td {
    padding: 12px 16px;
    border-bottom: 1px solid var(--border);
    font-size: 0.88rem;
    white-space: nowrap;
    color: var(--text);
}

tbody tr { position: relative; cursor: pointer; transition: background 0.12s; }
tbody tr:hover { background: var(--surface-2); }
tbody tr:hover td:first-child { color: var(--accent); font-weight: 600; }
tbody tr:hover::before {
    content: '';
    position: absolute;
    left: 0; top: 0; bottom: 0;
    width: 3px;
    background: var(--gradient-primary);
    box-shadow: 0 0 10px color-mix(in srgb, var(--accent) 70%, transparent);
}
tbody tr:last-child td { border-bottom: none; }

.badge {
    display: inline-block;
    padding: 3px 10px;
    border-radius: 999px;
    font-size: 0.7rem;
    font-weight: 700;
    letter-spacing: 0.02em;
    background: color-mix(in srgb, var(--accent) 16%, transparent);
    color: var(--accent);
    border: 1px solid color-mix(in srgb, var(--accent) 35%, transparent);
}
.badge-amber {
    background: color-mix(in srgb, var(--amber) 18%, transparent);
    color: var(--amber);
    border-color: color-mix(in srgb, var(--amber) 40%, transparent);
}

/* ==========================================================================
   Modal (tool details)
   ========================================================================== */
.modal-overlay {
    position: fixed; inset: 0;
    background: rgba(4, 4, 12, 0.72);
    backdrop-filter: blur(6px);
    -webkit-backdrop-filter: blur(6px);
    display: none;
    align-items: flex-start;
    justify-content: center;
    padding: 48px 20px;
    overflow-y: auto;
    z-index: 100;
}
.modal-overlay.open { display: flex; }

.modal {
    max-width: 640px;
    width: 100%;
    background: var(--surface);
    border: 1px solid var(--border-strong);
    border-radius: var(--radius);
    box-shadow: var(--shadow), var(--glow-accent);
    overflow: hidden;
}

.modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 22px;
    border-bottom: 1px solid var(--border);
    background: var(--gradient-soft);
}
.modal-header-title { font-weight: 700; font-size: 0.85rem; text-transform: uppercase; letter-spacing: 0.06em; color: var(--text); }

.modal-close {
    display: flex; align-items: center; justify-content: center;
    width: 30px; height: 30px;
    border-radius: 50%;
    border: 1px solid var(--border-strong);
    background: none;
    color: var(--text-muted);
    font-size: 1.1rem;
    line-height: 1;
    cursor: pointer;
}
.modal-close:hover { color: var(--danger); border-color: var(--danger); }

.modal-body { padding: 22px 26px 28px; }

.modal-logo {
    display: block;
    max-height: 130px;
    max-width: 100%;
    margin: 0 auto 18px;
    object-fit: contain;
    filter: drop-shadow(0 0 18px color-mix(in srgb, var(--accent) 30%, transparent));
}

.modal h2 { margin: 0 0 4px; color: var(--text); font-size: 1.15rem; text-align: center; }
.modal dl { display: grid; grid-template-columns: 140px 1fr; gap: 8px 16px; margin: 20px 0; }
.modal dt { color: var(--text-muted); font-size: 0.8rem; font-weight: 500; }
.modal dd { margin: 0; color: var(--text); font-size: 0.87rem; }

.gallery { display: flex; gap: 10px; flex-wrap: wrap; margin-top: 16px; }
.gallery img {
    width: 120px; height: 120px; object-fit: cover;
    border-radius: var(--radius-sm); border: 1px solid var(--border);
    cursor: pointer;
    transition: transform 0.15s, border-color 0.15s, box-shadow 0.15s;
}
.gallery img:hover { transform: translateY(-2px) scale(1.02); border-color: var(--accent); box-shadow: var(--glow-accent); }

/* ==========================================================================
   Details JSON (compact nested list)
   ========================================================================== */
.pst-details { margin-top: 20px; border-top: 1px solid var(--border); padding-top: 14px; }
.pst-details summary { cursor: pointer; color: var(--amber); font-size: 0.85rem; font-weight: 600; }
.details-tree { font-size: 0.82rem; margin-top: 10px; font-family: var(--mono); }
.details-tree ul { margin: 4px 0 4px 14px; padding-left: 12px; border-left: 1px solid var(--border); }
.details-tree li { margin: 3px 0; }
.details-tree .key { color: var(--text-muted); }

/* ==========================================================================
   Lightbox (photo popup) — intentionally stays dark regardless of site theme
   ========================================================================== */
.lightbox-overlay {
    position: fixed; inset: 0;
    background: rgba(3, 3, 10, 0.96);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 200;
}
.lightbox-overlay.open { display: flex; }

.lightbox { width: 100%; height: 100%; display: flex; flex-direction: column; }

.lightbox-header {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 16px 20px;
    border-bottom: 1px solid rgba(139,116,255,0.2);
    flex-shrink: 0;
}
.lightbox-title { color: #eef0ff; font-size: 0.9rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.06em; }
.lightbox-counter { color: #9a96c4; font-size: 0.8rem; margin-left: auto; font-family: var(--mono); }
.lightbox-close {
    background: none; border: 1px solid rgba(148,130,255,0.35); border-radius: 50%;
    color: #9a96c4; font-size: 1.2rem; line-height: 1; width: 32px; height: 32px;
    cursor: pointer; display: flex; align-items: center; justify-content: center;
}
.lightbox-close:hover { color: #fb3d6b; border-color: #fb3d6b; }

.lightbox-stage {
    flex: 1;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    padding: 16px;
    touch-action: pan-y;
}
.lightbox-stage.zoomed {
    overflow: auto;
    touch-action: auto;
    /* Centered flex alignment leaves the "before center" portion of an
       overflowing child unreachable by scrolling (scroll position can't go
       negative). Switching to flex-start while zoomed puts the image flush at
       (0,0) of the scrollable area so every part of it can be scrolled into view. */
    align-items: flex-start;
    justify-content: flex-start;
}

.lightbox-image {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
    border-radius: 8px;
    box-shadow: 0 20px 60px rgba(0,0,0,0.6), 0 0 40px rgba(34,211,238,0.12);
    user-select: none;
    -webkit-user-drag: none;
    cursor: zoom-in;
    transition: width 0.2s ease, height 0.2s ease;
}
.lightbox-image.zoomed {
    cursor: zoom-out;
    max-width: none;
    max-height: none;
    /* width/height are set inline in px by JS, sized toward the clicked point */
}

.lightbox-nav {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(20, 18, 40, 0.75);
    border: 1px solid rgba(148,130,255,0.35);
    color: #eef0ff;
    width: 44px; height: 44px;
    border-radius: 50%;
    font-size: 1.1rem;
    cursor: pointer;
    display: flex; align-items: center; justify-content: center;
    transition: box-shadow 0.15s, border-color 0.15s, color 0.15s;
}
.lightbox-nav:hover { color: #22d3ee; border-color: #22d3ee; box-shadow: 0 0 20px rgba(34,211,238,0.45); }
.lightbox-prev { left: 16px; }
.lightbox-next { right: 16px; }

.lightbox-thumbs {
    display: flex;
    gap: 8px;
    padding: 14px 20px;
    overflow-x: auto;
    border-top: 1px solid rgba(139,116,255,0.2);
    flex-shrink: 0;
}
.lightbox-thumbs img {
    width: 56px; height: 56px; object-fit: cover;
    border-radius: var(--radius-sm); border: 1px solid rgba(139,116,255,0.2);
    opacity: 0.5; cursor: pointer; flex-shrink: 0;
    transition: opacity 0.12s, border-color 0.12s;
}
.lightbox-thumbs img:hover { opacity: 0.8; }
.lightbox-thumbs img.active { opacity: 1; border-color: #22d3ee; box-shadow: 0 0 12px rgba(34,211,238,0.5); }

@media (max-width: 640px) {
    .lightbox-nav { width: 38px; height: 38px; }
    .lightbox-prev { left: 6px; }
    .lightbox-next { right: 6px; }
    .lightbox-thumbs { display: none; }
}

/* ==========================================================================
   Site footer
   ========================================================================== */
.site-footer {
    max-width: 1180px;
    margin: 8px auto 0;
    padding: 18px 24px 32px;
    color: var(--text-muted);
    font-size: 0.78rem;
}
.site-footer p { margin: 3px 0; }

/* ==========================================================================
   Auth pages (login / setup)
   ========================================================================== */
.auth-page { display: flex; align-items: center; justify-content: center; min-height: calc(100vh - 65px); padding: 24px; }
.auth-box { width: 100%; max-width: 380px; box-shadow: var(--shadow), var(--glow-accent); }
.auth-box .card-body { padding: 26px; }
.auth-box h1 { margin: 0 0 4px; font-size: 1.2rem; background: var(--gradient-primary); -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; }
.auth-box form { display: flex; flex-direction: column; gap: 14px; margin-top: 16px; }
.auth-box label { display: flex; flex-direction: column; gap: 6px; font-size: 0.82rem; color: var(--text-muted); }
.auth-back { display: block; margin-top: 16px; text-align: center; font-size: 0.85rem; }

input, textarea, select {
    font-family: var(--sans);
    padding: 9px 12px;
    background: var(--bg);
    border: 1px solid var(--border-strong);
    border-radius: var(--radius-sm);
    color: var(--text);
    font-size: 0.9rem;
    transition: border-color 0.15s, box-shadow 0.15s;
}
input:focus, textarea:focus, select:focus { outline: none; border-color: var(--accent); box-shadow: var(--glow-accent); }
textarea.mono { font-size: 0.82rem; }

input[type="file"] {
    width: 100%;
    max-width: 100%;
    box-sizing: border-box;
}

button { font-family: var(--sans); cursor: pointer; }

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 9px 18px;
    border-radius: var(--radius-sm);
    border: 1px solid var(--border-strong);
    background: var(--surface-2);
    color: var(--text);
    font-size: 0.78rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    font-family: var(--sans);
    transition: border-color 0.15s, color 0.15s, box-shadow 0.15s, transform 0.15s;
}
.btn:hover { border-color: var(--accent); color: var(--accent); text-decoration: none; box-shadow: var(--glow-accent); transform: translateY(-1px); }
.btn-primary {
    background: var(--gradient-primary);
    border-color: transparent;
    color: var(--accent-contrast);
    box-shadow: 0 4px 20px color-mix(in srgb, var(--accent) 35%, transparent);
}
.btn-primary:hover { color: var(--accent-contrast); box-shadow: 0 6px 28px color-mix(in srgb, var(--accent) 55%, transparent), 0 0 30px color-mix(in srgb, var(--accent-2) 40%, transparent); transform: translateY(-1px); filter: brightness(1.08); }

/* ==========================================================================
   Admin
   ========================================================================== */
.admin-main { max-width: 1180px; margin: 0 auto; padding: 24px; }

.admin-toolbar { display: flex; justify-content: space-between; align-items: center; gap: 16px; flex-wrap: wrap; margin-bottom: 14px; }
.admin-toolbar h1 { font-size: 1.05rem; font-weight: 700; color: var(--text); margin: 0; text-transform: uppercase; letter-spacing: 0.04em; }
.search-form { display: flex; gap: 8px; flex: 1; min-width: 240px; }
.search-form input[type="search"] {
    flex: 1;
    padding: 9px 13px;
    background: var(--surface);
    border: 1px solid var(--border-strong);
    border-radius: var(--radius-sm);
    color: var(--text);
    font-size: 0.88rem;
}
.search-form input[type="search"]:focus { outline: none; border-color: var(--accent); box-shadow: var(--glow-accent); }
.clear-link { align-self: center; font-size: 0.82rem; }

.admin-table { width: 100%; border-collapse: collapse; table-layout: auto; }
.table-scroll { overflow-x: auto; -webkit-overflow-scrolling: touch; }
.table-scroll .admin-table { min-width: 640px; }
.admin-table th { text-align: left; padding: 10px 14px; border-bottom: 1px solid var(--border); font-size: 0.7rem; text-transform: uppercase; letter-spacing: 0.06em; font-weight: 700; color: var(--text-muted); cursor: pointer; user-select: none; white-space: nowrap; }
.admin-table th:hover { color: var(--accent); }
.admin-table td { text-align: left; padding: 10px 14px; border-bottom: 1px solid var(--border); font-size: 0.88rem; vertical-align: middle; white-space: nowrap; }
.admin-table tr:last-child td { border-bottom: none; }
.admin-table tbody tr { position: relative; cursor: pointer; transition: background 0.12s; }
.admin-table tbody tr:hover { background: var(--surface-2); }
.admin-table tbody tr:hover::before {
    content: '';
    position: absolute;
    left: 0; top: 0; bottom: 0;
    width: 3px;
    background: var(--gradient-primary);
    box-shadow: 0 0 10px color-mix(in srgb, var(--accent) 70%, transparent);
}
.admin-table .col-logo { width: 56px; }
.admin-table .col-actions { width: 1%; white-space: nowrap; }
.row-actions { display: flex; align-items: center; gap: 14px; }
.inline-form { display: inline; }
.hidden-form { display: none; }
.link-danger { background: none; border: none; color: var(--danger); padding: 0; font-size: 0.85rem; text-decoration: underline; font-family: var(--sans); cursor: pointer; vertical-align: middle; }

.inline-toolbar { flex: 1; min-width: 240px; border: none; background: none; padding: 0; margin: 0; }

.tool-form { display: flex; flex-direction: column; gap: 18px; max-width: 900px; padding: 24px; }
.form-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 14px; }
.tool-form label { display: flex; flex-direction: column; gap: 6px; font-size: 0.82rem; color: var(--text-muted); }

.checkbox-label { flex-direction: row !important; align-items: center; gap: 8px !important; justify-content: flex-start; }
.checkbox-label input[type="checkbox"] { width: 16px; height: 16px; accent-color: var(--accent); cursor: pointer; }
.checkbox-label span { color: var(--text); font-size: 0.88rem; }

.combo { position: relative; }
.combo-input { width: 100%; }
.combo-dropdown {
    display: none;
    position: absolute;
    top: calc(100% + 4px);
    left: 0;
    right: 0;
    max-height: 260px;
    overflow-y: auto;
    background: var(--surface);
    border: 1px solid var(--border-strong);
    border-radius: var(--radius-sm);
    box-shadow: var(--shadow);
    z-index: 20;
}
.combo-dropdown.open { display: block; }
.combo-item { padding: 9px 12px; font-size: 0.86rem; cursor: pointer; color: var(--text); }
.combo-item:hover { background: var(--surface-2); color: var(--accent); }
.combo-empty { padding: 9px 12px; font-size: 0.84rem; color: var(--text-muted); }
.full-width { width: 100%; }
fieldset { border: 1px solid var(--border); border-radius: var(--radius); padding: 16px; }
legend { padding: 0 6px; color: var(--text-muted); font-size: 0.78rem; text-transform: uppercase; letter-spacing: 0.05em; }

.photo-grid { display: flex; gap: 14px; flex-wrap: wrap; margin-bottom: 14px; }
.photo-item { display: flex; flex-direction: column; align-items: center; gap: 6px; font-size: 0.76rem; color: var(--text-muted); }
.photo-item img { width: 100px; height: 100px; object-fit: cover; border-radius: var(--radius-sm); border: 1px solid var(--border); }

.variant-thumb { display: block; width: 44px; height: 44px; object-fit: contain; background: var(--bg); border-radius: var(--radius-sm); border: 1px solid var(--border); }
.variant-preview { max-height: 100px; max-width: 220px; object-fit: contain; background: var(--bg); border-radius: var(--radius-sm); border: 1px solid var(--border); display: block; margin-bottom: 10px; }
.variant-preview-row { display: flex; align-items: center; gap: 16px; margin-top: -6px; }

/* ==========================================================================
   Gallery grid (public gallery, profile, admin moderation, user dashboards)
   ========================================================================== */
.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 16px;
}

.gallery-tile {
    display: block;
    position: relative;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    overflow: hidden;
    color: var(--text);
    transition: transform 0.18s ease, box-shadow 0.18s ease, border-color 0.18s ease;
}
.gallery-tile:hover {
    border-color: var(--accent);
    text-decoration: none;
    transform: translateY(-3px);
    box-shadow: var(--glow-accent), var(--shadow);
}
.gallery-tile img {
    display: block;
    width: 100%;
    height: 200px;
    object-fit: cover;
    background: var(--surface-2);
    transition: transform 0.35s ease;
}
.gallery-tile:hover img { transform: scale(1.06); }
.gallery-tile-caption {
    position: relative;
    display: flex;
    flex-direction: column;
    gap: 2px;
    padding: 9px 11px;
    font-size: 0.8rem;
    background: var(--gradient-soft);
    border-top: 1px solid var(--border);
}
.gallery-tile-caption span:first-child { font-weight: 600; }
.gallery-tile-meta {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 8px;
    padding: 8px 10px;
    font-size: 0.8rem;
}
.gallery-tile-meta form { display: inline; }

.pagination {
    display: flex;
    gap: 6px;
    flex-wrap: wrap;
    justify-content: center;
    margin: 24px 0;
}
.pagination a {
    display: flex;
    align-items: center;
    justify-content: center;
    min-width: 34px;
    height: 34px;
    padding: 0 8px;
    border-radius: var(--radius-sm);
    border: 1px solid var(--border-strong);
    background: var(--surface);
    color: var(--text-muted);
    font-size: 0.85rem;
    font-weight: 600;
    transition: box-shadow 0.15s, border-color 0.15s, color 0.15s;
}
.pagination a:hover { border-color: var(--accent); color: var(--accent); text-decoration: none; box-shadow: var(--glow-accent); }
.pagination a.active { background: var(--gradient-primary); border-color: transparent; color: var(--accent-contrast); font-weight: 700; box-shadow: 0 4px 18px color-mix(in srgb, var(--accent) 45%, transparent); }

/* ==========================================================================
   Photo detail page
   ========================================================================== */
.photo-page { display: flex; flex-direction: column; gap: 18px; }
.photo-stage {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 16px;
    min-height: 200px;
    background: radial-gradient(ellipse at center, var(--gradient-soft), transparent 70%), var(--surface);
}
.photo-full { max-width: 100%; max-height: 78vh; object-fit: contain; border-radius: var(--radius-sm); box-shadow: 0 20px 60px rgba(0,0,0,0.35); }
.photo-nav {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: var(--surface-2);
    border: 1px solid var(--border-strong);
    color: var(--text);
    width: 40px; height: 40px;
    border-radius: 50%;
    display: flex; align-items: center; justify-content: center;
    transition: box-shadow 0.15s, border-color 0.15s, color 0.15s;
}
.photo-nav:hover { color: var(--accent); border-color: var(--accent); text-decoration: none; box-shadow: var(--glow-accent); }
.photo-nav-prev { left: 12px; }
.photo-nav-next { right: 12px; }

.photo-meta { padding: 20px 24px; }
.photo-meta h1 {
    margin: 0 0 6px; font-size: 1.25rem;
    background: var(--gradient-primary); -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent;
}
.photo-tool-details { display: grid; grid-template-columns: 140px 1fr; gap: 6px 16px; margin: 16px 0; }
.photo-tool-details dt { color: var(--text-muted); font-size: 0.75rem; text-transform: uppercase; letter-spacing: 0.04em; }
.photo-tool-details dd { margin: 0; font-size: 0.87rem; }
.tag-list { display: flex; gap: 8px; flex-wrap: wrap; margin: 14px 0; }
.tag-list .badge:hover { text-decoration: none; filter: brightness(1.15); box-shadow: var(--glow-accent); }

/* ==========================================================================
   Mobile — collapsed navbar (hamburger dropdown) + public collection table
   ========================================================================== */
@media (max-width: 640px) {
    .page-container { padding: 12px; }
    .navbar { padding: 12px 16px; }

    .table-wrap { padding: 6px 0 0; overflow-x: visible; }

    .table-wrap table { table-layout: fixed; width: 100%; }
    .table-wrap thead th, .table-wrap tbody td { white-space: normal; word-break: break-word; padding: 9px 8px; }

    .col-no, .col-type, .col-packaging, .col-condition, .col-photos, .col-added { display: none; }
    .col-model { width: 42%; }
    .col-colour { width: 30%; }
    .col-datecode { width: 28%; }

    .toolbar { padding: 12px 14px; }
    .toolbar select { flex: 1; }
    .result-count { padding-left: 14px; padding-right: 14px; }

    .modal-overlay { padding: 0; }
    .modal { max-width: 100%; height: 100%; border-radius: 0; }

    /* --- collapsed navbar: everything on the right (nav links, user, lang,
       theme, logout) moves into a single hamburger dropdown --- */
    .menu-toggle { display: flex; }

    .navbar-links,
    .navbar-right {
        display: none;
        flex-basis: 100%;
        width: 100%;
    }

    .navbar.menu-open .navbar-links,
    .navbar.menu-open .navbar-right {
        display: flex;
        flex-direction: column;
        align-items: stretch;
        gap: 4px;
        margin-left: 0;
        padding-top: 10px;
        margin-top: 10px;
        border-top: 1px solid var(--border);
    }

    .navbar.menu-open .nav-link {
        padding: 10px 12px;
        border-radius: var(--radius-sm);
    }
    .navbar.menu-open .nav-link.active::after { left: 12px; right: auto; width: 18px; bottom: 6px; }

    .navbar.menu-open .nav-username {
        padding: 6px 12px;
    }

    .navbar.menu-open .nav-toggles {
        justify-content: space-between;
        padding: 6px 12px;
    }

    /* logout becomes a full-width labeled row instead of a bare icon circle */
    .navbar.menu-open .logout-btn {
        width: auto;
        height: auto;
        border-radius: var(--radius-sm);
        border-color: transparent;
        justify-content: flex-start;
        padding: 10px 12px;
        gap: 10px;
    }
    .navbar.menu-open .logout-btn:hover { background: var(--surface-2); }
    .navbar.menu-open .logout-label { display: inline; font-size: 0.88rem; }

    /* admin tables scroll horizontally instead of hiding columns */
    .table-scroll { border-radius: var(--radius); }
}