/* ═══════════════════════════════════════════════════════ */
/* ImageServer App — Dark-First Design System             */
/* ═══════════════════════════════════════════════════════ */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&family=JetBrains+Mono:wght@400;500&display=swap');

/* ── CSS Variables ──────────────────────────────────── */
:root, .dark {
    --bg: #0f0f0f;
    --surface: #1a1a2e;
    --surface-raised: #16213e;
    --primary: #3b82f6;
    --accent: #e94560;
    --success: #00d68f;
    --warning: #ffaa00;
    --danger: #ef4444;
    --text: #f5f5f5;
    --text-secondary: #8892a0;
    --border: #2a2a3e;
    --input-bg: #0d1117;
    --hover: rgba(255,255,255,0.05);
    --shadow: 0 4px 12px rgba(0,0,0,0.4);
    --radius: 8px;
    --radius-sm: 4px;
    --sidebar-width: 240px;
    --sidebar-collapsed: 64px;
    --topbar-height: 56px;
}
.light {
    --bg: #f8f9fc;
    --surface: #ffffff;
    --surface-raised: #f0f2f5;
    --primary: #2563eb;
    --accent: #e11d48;
    --success: #16a34a;
    --warning: #d97706;
    --danger: #dc2626;
    --text: #1e293b;
    --text-secondary: #64748b;
    --border: #e2e8f0;
    --input-bg: #ffffff;
    --hover: rgba(0,0,0,0.04);
    --shadow: 0 4px 12px rgba(0,0,0,0.08);
}

/* ── Reset & Base ───────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html, body, #app, .app-root { height: 100%; margin: 0; }
body { font-family: 'Inter', -apple-system, sans-serif; font-size: 14px; line-height: 1.5; }
.app-root { background: var(--bg); color: var(--text); }
.mono { font-family: 'JetBrains Mono', monospace; font-size: 0.85em; }
a { color: var(--primary); text-decoration: none; }
hr { border: none; border-top: 1px solid var(--border); margin: 12px 0; }

/* ── App Layout ─────────────────────────────────────── */
.app-layout { display: flex; height: 100vh; overflow: hidden; }
.app-main { flex: 1; display: flex; flex-direction: column; overflow: hidden; }
.app-content { flex: 1; overflow-y: auto; padding: 24px; }

/* ── Sidebar ────────────────────────────────────────── */
.sidebar {
    width: var(--sidebar-width); background: var(--surface); border-right: 1px solid var(--border);
    display: flex; flex-direction: column; transition: width 0.2s ease; overflow: hidden; flex-shrink: 0;
}
.sidebar.collapsed { width: var(--sidebar-collapsed); }
.sidebar-header {
    height: var(--topbar-height); display: flex; align-items: center; padding: 0 16px; gap: 8px;
    border-bottom: 1px solid var(--border);
}
.sidebar-logo { font-size: 24px; }
.sidebar-title { font-weight: 700; font-size: 16px; white-space: nowrap; }
.sidebar-toggle { margin-left: auto; }
.sidebar-nav { flex: 1; padding: 8px; overflow-y: auto; }

.nav-item {
    display: flex; align-items: center; gap: 10px; padding: 10px 12px; border-radius: var(--radius);
    color: var(--text-secondary); text-decoration: none; transition: all 0.15s; cursor: pointer; margin-bottom: 2px;
}
.nav-item:hover { background: var(--hover); color: var(--text); }
.nav-item.active { background: var(--primary); color: #fff; }
.nav-icon { font-size: 18px; width: 24px; text-align: center; flex-shrink: 0; }
.nav-label { white-space: nowrap; }
.nav-divider {
    padding: 16px 12px 4px; font-size: 11px; text-transform: uppercase; letter-spacing: 0.05em;
    color: var(--text-secondary); font-weight: 600;
}

/* ── Top Bar ────────────────────────────────────────── */
.topbar {
    height: var(--topbar-height); background: var(--surface); border-bottom: 1px solid var(--border);
    display: flex; align-items: center; justify-content: space-between; padding: 0 20px; flex-shrink: 0;
}
.topbar-left { display: flex; align-items: center; gap: 12px; }
.topbar-right { display: flex; align-items: center; gap: 8px; }
.project-selector {
    background: var(--input-bg); color: var(--text); border: 1px solid var(--border);
    padding: 6px 12px; border-radius: var(--radius-sm); font-size: 14px; min-width: 200px;
}
.project-selector:focus { outline: none; border-color: var(--primary); }

/* ── User Menu ──────────────────────────────────────── */
.user-menu { position: relative; }
.btn-user {
    display: flex; align-items: center; gap: 8px; padding: 6px 12px; background: transparent;
    border: 1px solid var(--border); border-radius: var(--radius); cursor: pointer; color: var(--text);
}
.btn-user:hover { background: var(--hover); }
.user-avatar {
    width: 28px; height: 28px; border-radius: 50%; background: var(--primary); color: #fff;
    display: flex; align-items: center; justify-content: center; font-weight: 600; font-size: 12px;
}
.user-name { font-size: 13px; }
.dropdown-menu {
    position: absolute; right: 0; top: calc(100% + 8px); background: var(--surface-raised);
    border: 1px solid var(--border); border-radius: var(--radius); min-width: 200px; z-index: 1000;
    box-shadow: var(--shadow); padding: 8px;
}
.dropdown-backdrop { position: fixed; inset: 0; z-index: 999; }
.dropdown-info { padding: 8px; }
.dropdown-item {
    display: block; width: 100%; padding: 8px; border: none; background: none; color: var(--text);
    text-align: left; cursor: pointer; border-radius: var(--radius-sm); font-size: 14px;
}
.dropdown-item:hover { background: var(--hover); }

/* ── Role & Permission Badges ───────────────────────── */
.role-badge {
    font-size: 11px; padding: 2px 8px; border-radius: 12px; font-weight: 600; text-transform: uppercase;
}
.role-admin { background: rgba(239,68,68,0.15); color: var(--danger); }
.role-manager { background: rgba(245,158,11,0.15); color: #f59e0b; }
.role-editor, .role-manage { background: rgba(59,130,246,0.15); color: var(--primary); }
.role-viewer, .role-view { background: rgba(136,146,160,0.15); color: var(--text-secondary); }
.role-upload { background: rgba(0,214,143,0.15); color: var(--success); }

/* ── Buttons ────────────────────────────────────────── */
.btn {
    display: inline-flex; align-items: center; gap: 6px; padding: 8px 16px; border-radius: var(--radius);
    border: 1px solid var(--border); background: var(--surface); color: var(--text);
    cursor: pointer; font-size: 14px; font-weight: 500; transition: all 0.15s; white-space: nowrap;
}
.btn:hover { background: var(--hover); }
.btn:disabled { opacity: 0.5; cursor: not-allowed; }
.btn-primary { background: var(--primary); color: #fff; border-color: var(--primary); }
.btn-primary:hover { opacity: 0.9; background: var(--primary); }
.btn-secondary { background: var(--surface-raised); }
.btn-danger { background: var(--danger); color: #fff; border-color: var(--danger); }
.btn-danger:hover { opacity: 0.9; background: var(--danger); }
.btn-sm { padding: 4px 10px; font-size: 12px; }
.btn-block { width: 100%; justify-content: center; }
.btn-icon {
    background: none; border: none; cursor: pointer; padding: 4px 8px; color: var(--text-secondary);
    border-radius: var(--radius-sm); font-size: 16px;
}
.btn-icon:hover { background: var(--hover); color: var(--text); }

/* ── Forms ──────────────────────────────────────────── */
.form-group { margin-bottom: 16px; }
.form-group label { display: block; margin-bottom: 4px; font-weight: 500; color: var(--text-secondary); font-size: 13px; }
.form-input {
    width: 100%; padding: 8px 12px; background: var(--input-bg); color: var(--text);
    border: 1px solid var(--border); border-radius: var(--radius-sm); font-size: 14px;
}
.form-input:focus { outline: none; border-color: var(--primary); box-shadow: 0 0 0 2px rgba(59,130,246,0.2); }
.form-input-sm { width: auto; padding: 4px 8px; font-size: 12px; }
.form-actions { display: flex; gap: 8px; margin-top: 16px; }

/* ── Alerts ─────────────────────────────────────────── */
.alert { padding: 10px 14px; border-radius: var(--radius-sm); margin-bottom: 12px; font-size: 13px; }
.alert-error { background: rgba(239,68,68,0.1); border: 1px solid rgba(239,68,68,0.3); color: var(--danger); }
.alert-success { background: rgba(34,197,94,0.1); border: 1px solid rgba(34,197,94,0.3); color: #22c55e; }
.text-success { color: var(--success); }
.text-error { color: var(--danger); }

/* ── Page Layout ────────────────────────────────────── */
.page-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 24px; gap: 16px; }
.page-header h1 { font-size: 24px; font-weight: 700; }
.page-subtitle { color: var(--text-secondary); font-size: 14px; }
.page-actions { display: flex; gap: 8px; }
.section { margin-bottom: 24px; }
.section-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 12px; }
.section-header h2 { font-size: 18px; font-weight: 600; }
.action-row { display: flex; gap: 8px; flex-wrap: wrap; }

/* ── Stat Cards ─────────────────────────────────────── */
.stat-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(180px, 1fr)); gap: 16px; margin-bottom: 24px; }
.stat-card {
    background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius);
    padding: 20px; text-align: center;
}
.stat-value { font-size: 28px; font-weight: 700; color: var(--primary); }
.stat-label { font-size: 13px; color: var(--text-secondary); margin-top: 4px; }

/* ── Project Cards ──────────────────────────────────── */
.project-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); gap: 16px; }
.project-card {
    background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius);
    padding: 20px; cursor: pointer; transition: all 0.15s;
}
.project-card:hover { border-color: var(--primary); transform: translateY(-2px); box-shadow: var(--shadow); }
.project-card-header { display: flex; align-items: center; gap: 10px; margin-bottom: 8px; }
.project-icon { font-size: 24px; }
.project-card-header h3 { font-size: 18px; font-weight: 600; }
.project-card-meta { color: var(--text-secondary); font-size: 13px; margin-bottom: 8px; }
.project-desc { color: var(--text-secondary); font-size: 13px; margin-bottom: 12px; }
.project-card-footer { display: flex; align-items: center; justify-content: space-between; }

/* ── Category Lanes ─────────────────────────────────── */
.category-lanes {
    display: flex; gap: 10px; padding: 12px 0; overflow-x: auto;
    scrollbar-width: thin;
}
.category-lane {
    display: flex; flex-direction: column; align-items: center; gap: 4px;
    padding: 12px 16px; min-width: 100px;
    background: var(--surface); border: 2px solid var(--border); border-radius: var(--radius);
    cursor: pointer; transition: all 0.15s; text-align: center; flex-shrink: 0;
}
.category-lane:hover { border-color: var(--primary); background: rgba(99,102,241,0.04); }
.category-lane.active { border-color: var(--primary); background: rgba(99,102,241,0.08); box-shadow: 0 0 0 2px rgba(99,102,241,0.15); }
.category-lane-icon { font-size: 20px; }
.category-lane-label { font-size: 12px; font-weight: 600; color: var(--text); white-space: nowrap; }
.category-lane-count { font-size: 11px; color: var(--text-secondary); }
.category-lane-drop-hint { font-size: 10px; color: var(--text-secondary); opacity: 0.5; }

.cat-chip {
    display: inline-block; font-size: 10px; padding: 1px 6px;
    background: rgba(99,102,241,0.12); color: var(--primary);
    border-radius: 3px; font-weight: 500;
}
.thumb-cats { display: flex; gap: 3px; flex-wrap: wrap; margin-top: 2px; }

/* ── Media Grid ─────────────────────────────────────── */
.filter-bar {
    display: flex; align-items: center; gap: 8px; margin-bottom: 16px; flex-wrap: wrap;
}
.filter-search { max-width: 280px; min-width: 160px; flex-shrink: 1; }
.filter-select { max-width: 170px; min-width: 120px; font-size: 13px; }
.filter-user { max-width: 200px; }
.selection-count { font-size: 13px; color: var(--text-secondary); padding: 0 8px; }

/* ── Media Groups ─────────────────────────────────── */
.media-group { margin-bottom: 8px; }
.media-group-header {
    display: flex; align-items: center; gap: 10px;
    padding: 10px 14px; margin-bottom: 8px;
    background: rgba(255,255,255,0.04); border: 1px solid var(--border);
    border-radius: 8px; cursor: pointer; user-select: none;
    transition: background 0.15s;
}
.media-group-header:hover { background: rgba(255,255,255,0.08); }
.media-group-header.collapsed { margin-bottom: 4px; opacity: 0.7; }
.group-toggle { font-size: 11px; color: var(--text-secondary); width: 14px; }
.group-label { font-weight: 600; font-size: 14px; }
.group-count {
    margin-left: auto; font-size: 12px; color: var(--text-secondary);
    background: rgba(255,255,255,0.06); padding: 2px 10px; border-radius: 12px;
}

.media-grid {
    display: grid; grid-template-columns: repeat(auto-fill, minmax(200px, 1fr)); gap: 12px;
}

.thumb-card {
    background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius);
    overflow: hidden; cursor: pointer; transition: all 0.15s; position: relative;
}
.thumb-card:hover { border-color: var(--primary); transform: translateY(-2px); box-shadow: var(--shadow); }
.thumb-card.selected { border-color: var(--primary); box-shadow: 0 0 0 2px rgba(59,130,246,0.3); }
.thumb-card.skeleton {
    height: 240px; background: linear-gradient(90deg, var(--surface) 25%, var(--surface-raised) 50%, var(--surface) 75%);
    background-size: 200% 100%; animation: shimmer 1.5s infinite;
}
@keyframes shimmer { 0% { background-position: 200% 0; } 100% { background-position: -200% 0; } }

.thumb-select { position: absolute; top: 8px; left: 8px; z-index: 2; }
.thumb-select input { width: 16px; height: 16px; cursor: pointer; accent-color: var(--primary); }

.thumb-image {
    height: 140px; display: flex; align-items: center; justify-content: center;
    background: var(--input-bg); overflow: hidden;
}
.thumb-placeholder { font-size: 48px; opacity: 0.4; }
.thumb-placeholder.loading { font-size: 24px; }
.thumb-img { width: 100%; height: 100%; object-fit: cover; }

.thumb-info { padding: 10px 12px; }
.thumb-ident { font-weight: 600; font-size: 13px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.thumb-meta { font-size: 11px; color: var(--text-secondary); margin-top: 2px; }
.thumb-tags { display: flex; gap: 4px; margin-top: 6px; flex-wrap: wrap; }

.thumb-actions {
    position: absolute; top: 8px; right: 8px; display: flex; gap: 2px;
    opacity: 0; transition: opacity 0.15s;
}
.thumb-card:hover .thumb-actions { opacity: 1; }
.thumb-actions .btn-icon { background: var(--surface); border: 1px solid var(--border); font-size: 14px; border-radius: 50%; }

/* ── Tags ───────────────────────────────────────────── */
.tag-chip {
    display: inline-flex; align-items: center; gap: 4px; padding: 2px 8px; border-radius: 12px;
    font-size: 11px; font-weight: 500; background: var(--surface-raised); color: var(--text);
}
.tag-chip.mini { font-size: 10px; padding: 1px 6px; }
.tag-remove { background: none; border: none; color: inherit; cursor: pointer; padding: 0 2px; opacity: 0.6; }
.tag-remove:hover { opacity: 1; }
.tag-list { display: flex; gap: 6px; flex-wrap: wrap; }
.tag-editor { display: flex; gap: 6px; flex-wrap: wrap; align-items: center; }

/* ── Pagination ─────────────────────────────────────── */
.pagination { display: flex; align-items: center; justify-content: center; gap: 16px; margin-top: 24px; padding: 16px 0; }
.page-info { font-size: 13px; color: var(--text-secondary); }

/* ── Slide-over Panel ───────────────────────────────── */
.slideover-backdrop { position: fixed; inset: 0; background: rgba(0,0,0,0.5); z-index: 900; }
.slideover {
    position: fixed; top: 0; right: 0; bottom: 0; width: 480px; max-width: 90vw; z-index: 901;
    background: var(--surface); border-left: 1px solid var(--border); display: flex; flex-direction: column;
    animation: slideIn 0.2s ease-out;
}
@keyframes slideIn { from { transform: translateX(100%); } to { transform: translateX(0); } }

.slideover-header {
    display: flex; align-items: center; justify-content: space-between; padding: 16px 20px;
    border-bottom: 1px solid var(--border); flex-shrink: 0;
}
.slideover-header h2 { font-size: 16px; font-weight: 600; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.slideover-actions { display: flex; gap: 8px; align-items: center; }
.slideover-body { flex: 1; overflow-y: auto; padding: 20px; }

/* ── Detail Metadata ────────────────────────────────── */
.detail-preview {
    background: var(--input-bg); border-radius: var(--radius); min-height: 200px; max-height: 400px;
    display: flex; align-items: center; justify-content: center; margin-bottom: 20px; overflow: hidden;
}
.preview-placeholder { font-size: 48px; opacity: 0.4; }
.preview-img { max-width: 100%; max-height: 400px; object-fit: contain; }
.detail-meta { margin-bottom: 20px; }
.meta-row { display: flex; justify-content: space-between; padding: 8px 0; border-bottom: 1px solid var(--border); }
.meta-label { color: var(--text-secondary); font-size: 13px; }
.meta-value { font-size: 13px; font-weight: 500; }
.detail-section { margin-bottom: 20px; }
.detail-section h3 { font-size: 14px; font-weight: 600; margin-bottom: 8px; color: var(--text-secondary); }
.detail-footer-actions { display: flex; gap: 8px; padding-top: 16px; border-top: 1px solid var(--border); }
.detail-form { margin-top: 16px; }

/* ── Modal / Dialog ─────────────────────────────────── */
.modal-backdrop { position: fixed; inset: 0; background: rgba(0,0,0,0.6); z-index: 1000; }
.modal {
    position: fixed; top: 50%; left: 50%; transform: translate(-50%, -50%); z-index: 1001;
    background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius);
    min-width: 380px; max-width: 90vw; box-shadow: var(--shadow);
}
.modal-header { display: flex; align-items: center; justify-content: space-between; padding: 16px 20px; border-bottom: 1px solid var(--border); }
.modal-header h3 { font-size: 16px; font-weight: 600; }
.modal-body { padding: 20px; }
.modal-footer { display: flex; gap: 8px; justify-content: flex-end; padding: 12px 20px; border-top: 1px solid var(--border); }

/* ── Upload Panel ───────────────────────────────────── */
.upload-panel { margin-bottom: 20px; }
.upload-zone {
    border: 2px dashed var(--border); border-radius: var(--radius); padding: 40px; text-align: center;
    transition: all 0.2s; position: relative; cursor: pointer;
}
.upload-zone.drag-over { border-color: var(--primary); background: rgba(59,130,246,0.05); }
.upload-zone-content { pointer-events: none; }
.upload-icon { font-size: 48px; margin-bottom: 8px; }
.upload-browse { color: var(--primary); cursor: pointer; font-weight: 500; pointer-events: auto; }
.upload-hint { font-size: 12px; color: var(--text-secondary); margin-top: 4px; }
.upload-input { position: absolute; inset: 0; opacity: 0; cursor: pointer; }

.upload-queue { margin-top: 12px; border: 1px solid var(--border); border-radius: var(--radius); }
.queue-header {
    display: flex; align-items: center; justify-content: space-between; padding: 8px 12px;
    background: var(--surface-raised); border-bottom: 1px solid var(--border); font-size: 13px; font-weight: 600;
}
.queue-item {
    display: flex; align-items: center; gap: 8px; padding: 8px 12px; border-bottom: 1px solid var(--border);
    font-size: 13px;
}
.queue-item:last-child { border-bottom: none; }
.queue-name { flex: 1; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.queue-size { color: var(--text-secondary); font-size: 12px; }
.queue-progress { flex: 0 0 80px; height: 4px; background: var(--border); border-radius: 2px; overflow: hidden; }
.progress-bar { height: 100%; background: var(--primary); transition: width 0.3s; border-radius: 2px; }
.queue-status { min-width: 40px; text-align: right; }

/* ── Empty State ────────────────────────────────────── */
.empty-state { text-align: center; padding: 60px 20px; }
.empty-icon { font-size: 64px; margin-bottom: 16px; opacity: 0.5; }
.empty-state h2 { font-size: 20px; font-weight: 600; margin-bottom: 8px; }
.empty-state p { color: var(--text-secondary); margin-bottom: 16px; }

/* ── Login Page ─────────────────────────────────────── */
.login-page {
    min-height: 100vh; display: flex; flex-direction: column; align-items: center; justify-content: center;
    background: linear-gradient(135deg, #0f0f0f 0%, #1a1a2e 50%, #16213e 100%);
}
.login-card {
    background: var(--surface); border: 1px solid var(--border); border-radius: 12px;
    padding: 40px; width: 400px; max-width: 90vw; box-shadow: var(--shadow);
}
.login-header { text-align: center; margin-bottom: 32px; }
.login-logo { font-size: 48px; display: block; margin-bottom: 8px; }
.login-header h1 { font-size: 24px; font-weight: 700; }
.login-powered { display: block; font-size: 11px; color: var(--text-secondary); margin-top: 6px; letter-spacing: 0.5px; }
.login-footer { text-align: center; font-size: 11px; color: var(--text-secondary); margin-top: 24px; opacity: 0.7; }
.login-form .form-group { margin-bottom: 20px; }

/* ── Spinner ────────────────────────────────────────── */
.spinner {
    display: inline-block; width: 16px; height: 16px; border: 2px solid rgba(255,255,255,0.3);
    border-top-color: #fff; border-radius: 50%; animation: spin 0.6s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }
.loading-bar {
    height: 3px; background: linear-gradient(90deg, var(--primary), var(--accent));
    animation: loadingPulse 1.5s ease-in-out infinite;
}
@keyframes loadingPulse { 0%, 100% { opacity: 0.3; } 50% { opacity: 1; } }

/* ── Responsive ─────────────────────────────────────── */
@media (max-width: 1024px) {
    .sidebar { width: var(--sidebar-collapsed); }
    .nav-label, .sidebar-title, .nav-divider { display: none; }
    .media-grid { grid-template-columns: repeat(auto-fill, minmax(160px, 1fr)); }
}
@media (max-width: 768px) {
    .sidebar { display: none; }
    .app-content { padding: 16px; }
    .slideover { width: 100vw; }
    .media-grid { grid-template-columns: repeat(auto-fill, minmax(140px, 1fr)); }
    .filter-bar { flex-direction: column; align-items: stretch; }
    .filter-search, .filter-select, .filter-user { max-width: 100%; }
    .project-grid { grid-template-columns: 1fr; }
    .data-table { font-size: 12px; }
    .form-grid { grid-template-columns: 1fr; }
}

/* ── Data Table ─────────────────────────────────────── */
.data-table {
    width: 100%; border-collapse: collapse; background: var(--surface);
    border: 1px solid var(--border); border-radius: var(--radius); overflow: hidden;
}
.data-table thead { background: var(--surface-raised); }
.data-table th {
    padding: 10px 14px; text-align: left; font-size: 12px; font-weight: 600;
    text-transform: uppercase; letter-spacing: 0.04em; color: var(--text-secondary);
    border-bottom: 1px solid var(--border);
}
.data-table td {
    padding: 10px 14px; border-bottom: 1px solid var(--border); font-size: 13px; vertical-align: middle;
}
.data-table tbody tr:hover { background: var(--hover); }
.data-table tbody tr:last-child td { border-bottom: none; }
.row-inactive { opacity: 0.5; }

/* ── Status Dot ─────────────────────────────────────── */
.status-dot {
    display: inline-block; width: 8px; height: 8px; border-radius: 50%; margin-right: 6px;
}
.status-dot.active { background: var(--success); }
.status-dot.inactive { background: var(--text-secondary); }

/* ── Accordion ──────────────────────────────────────── */
.accordion-item {
    border: 1px solid var(--border); border-radius: var(--radius); margin-bottom: 8px;
    overflow: hidden;
}
.accordion-header {
    display: flex; align-items: center; gap: 10px; padding: 12px 16px; cursor: pointer;
    background: var(--surface); transition: background 0.15s;
}
.accordion-header:hover { background: var(--hover); }
.accordion-arrow { font-size: 12px; color: var(--text-secondary); width: 16px; }
.accordion-body {
    padding: 12px 16px; background: var(--surface-raised); border-top: 1px solid var(--border);
}

/* ── Form Grid ──────────────────────────────────────── */
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 12px 20px; }
@media (max-width: 600px) { .form-grid { grid-template-columns: 1fr; } }

/* ── API Key ────────────────────────────────────────── */
.api-key-row { display: flex; align-items: center; gap: 8px; }
.api-key-value {
    flex: 1; padding: 8px 12px; background: var(--input-bg); border: 1px solid var(--border);
    border-radius: var(--radius-sm); font-size: 13px; word-break: break-all;
}

/* ── Tag Manager Grid ───────────────────────────────── */
.tag-manager-grid { display: flex; flex-direction: column; gap: 4px; }
.tag-manager-item {
    display: flex; align-items: center; gap: 12px; padding: 8px 12px;
    background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius);
}
.tag-manager-item .tag-chip { min-width: 80px; text-align: center; }
.tag-manager-item .btn-icon { margin-left: auto; }

/* ── Text Helpers ───────────────────────────────────── */
.text-secondary { color: var(--text-secondary); }

/* ── Breadcrumb ─────────────────────────────────────── */
.breadcrumb { display: flex; align-items: center; gap: 6px; font-size: 13px; margin-bottom: 12px; }
.breadcrumb-link { color: var(--text-secondary); }
.breadcrumb-link:hover { color: var(--primary); }
.breadcrumb-sep { color: var(--text-secondary); opacity: 0.5; }
.breadcrumb-current { color: var(--text); font-weight: 500; }

/* ── Category Detail Row ────────────────────────────── */
.cat-detail-row { display: flex; align-items: center; gap: 12px; }

/* ── Pipeline Card ──────────────────────────────────── */
.pipeline-list { display: flex; flex-direction: column; gap: 8px; }
.pipeline-card {
    background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius);
    transition: all 0.15s; cursor: grab;
}
.pipeline-card.inactive { opacity: 0.5; }
.pipeline-card:hover { border-color: var(--primary); }
.pipeline-card-handle {
    display: inline-flex; align-items: center; padding: 0 8px; color: var(--text-secondary);
    cursor: grab; font-size: 16px;
}
.pipeline-card-header {
    display: flex; align-items: center; gap: 10px; padding: 12px 16px;
}
.pipeline-step-num { color: var(--text-secondary); font-size: 12px; font-weight: 600; }
.pipeline-card-actions { display: flex; align-items: center; gap: 4px; margin-left: auto; }
.pipeline-card-body {
    padding: 0 16px 16px; border-top: 1px solid var(--border);
    margin-top: -1px; padding-top: 12px;
}
.toggle-label { display: inline-flex; align-items: center; cursor: pointer; }
.toggle-label input { accent-color: var(--primary); }

/* ── Tab Bar ────────────────────────────────────────── */
.tab-bar { display: flex; gap: 4px; border-bottom: 1px solid var(--border); margin-bottom: 20px; }
.tab-item {
    padding: 8px 16px; font-size: 13px; font-weight: 500; color: var(--text-secondary);
    background: none; border: none; cursor: pointer; border-bottom: 2px solid transparent;
    transition: all 0.15s;
}
.tab-item:hover { color: var(--text); }
.tab-item.active { color: var(--primary); border-bottom-color: var(--primary); }

/* ── Bulk Actions Bar ───────────────────────────────── */
.bulk-bar {
    display: flex; align-items: center; gap: 10px; padding: 10px 16px;
    background: var(--surface-raised); border: 1px solid var(--primary); border-radius: var(--radius);
    margin-bottom: 16px; position: sticky; top: 56px; z-index: 20;
}
.bulk-count { font-weight: 600; font-size: 13px; color: var(--primary); }

/* ── Command Palette ────────────────────────────────── */
.cmd-backdrop {
    position: fixed; inset: 0; background: rgba(0,0,0,0.5); z-index: 900;
    backdrop-filter: blur(2px);
}
.cmd-palette {
    position: fixed; top: 20%; left: 50%; transform: translateX(-50%);
    width: min(520px, 90vw); background: var(--surface); border: 1px solid var(--border);
    border-radius: var(--radius-lg, 12px); box-shadow: var(--shadow-lg, 0 8px 40px rgba(0,0,0,0.4));
    z-index: 901; overflow: hidden;
}
.cmd-input {
    width: 100%; padding: 14px 16px; border: none; border-bottom: 1px solid var(--border);
    background: transparent; color: var(--text); font-size: 15px; outline: none;
}
.cmd-results { max-height: 320px; overflow-y: auto; }
.cmd-item {
    display: flex; align-items: center; gap: 10px; padding: 10px 16px; cursor: pointer;
    transition: background 0.1s;
}
.cmd-item:hover, .cmd-item.selected { background: var(--hover); }
.cmd-icon { font-size: 16px; width: 24px; text-align: center; }
.cmd-label { flex: 1; font-size: 14px; }
.cmd-hint { font-size: 12px; }
.cmd-empty { padding: 20px; text-align: center; color: var(--text-secondary); }

/* ── Copy Button ────────────────────────────────────── */
.btn-copy {
    display: inline-flex; align-items: center; justify-content: center;
    width: 28px; height: 28px; border: 1px solid var(--border); border-radius: var(--radius-sm);
    background: var(--surface); color: var(--text-secondary); cursor: pointer; font-size: 13px;
    transition: all 0.15s;
}
.btn-copy:hover { border-color: var(--primary); color: var(--primary); }
.btn-copy.copied { border-color: var(--success); color: var(--success); }

/* ── Derived Versions Grid ──────────────────────────── */
.derived-grid { display: flex; flex-direction: column; gap: 6px; }
.derived-item {
    display: flex; align-items: center; gap: 10px;
    padding: 8px 12px; background: var(--surface-raised); border: 1px solid var(--border);
    border-radius: var(--radius-sm); font-size: 13px;
}
.derived-thumb { width: 48px; height: 48px; flex-shrink: 0; border-radius: var(--radius-sm); overflow: hidden; background: var(--surface); }
.derived-thumb-img { width: 100%; height: 100%; object-fit: cover; }
.derived-info { display: flex; flex-direction: column; gap: 2px; flex: 1; }
.derived-info strong { font-size: 13px; }

/* ── Recent Uploads Grid ────────────────────────────── */
.recent-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(160px, 1fr)); gap: 12px; }
.recent-card {
    background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius);
    overflow: hidden; transition: border-color 0.15s;
}
.recent-card:hover { border-color: var(--primary); }
.recent-thumb { height: 100px; display: flex; align-items: center; justify-content: center; background: var(--surface-raised); overflow: hidden; padding: 4px; }
.recent-thumb-img { max-width: 100%; max-height: 100%; object-fit: contain; }
.recent-info { padding: 8px 10px; }
.recent-info .thumb-ident { font-size: 12px; font-weight: 500; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.recent-info .thumb-meta { font-size: 11px; color: var(--text-secondary); margin-top: 2px; }

/* ── SEO Language Tabs ──────────────────────────────── */
.seo-lang-tabs { display: flex; gap: 4px; margin-bottom: 8px; }

/* ── Drop Overlay ───────────────────────────────────── */
.drop-overlay {
    position: fixed; inset: 0; background: rgba(99,102,241,0.15); border: 3px dashed var(--primary);
    z-index: 800; display: flex; align-items: center; justify-content: center;
    backdrop-filter: blur(4px);
}
.drop-overlay-content { text-align: center; color: var(--text); font-size: 18px; font-weight: 600; }

/* ── Audit Detail JSON ──────────────────────────────── */
.audit-detail-json {
    padding: 10px 14px; background: var(--surface-raised); border-radius: var(--radius-sm);
    font-size: 12px; font-family: var(--font-mono); white-space: pre-wrap; word-break: break-all;
    max-height: 200px; overflow-y: auto; color: var(--text-secondary);
}

/* ── Tag Chip Selectable ────────────────────────────── */
.tag-chip-selectable {
    display: inline-flex; align-items: center; padding: 4px 12px; border-radius: 20px;
    border: 2px solid var(--border); font-size: 12px; cursor: pointer; transition: all 0.15s;
    color: var(--text);
}
.tag-chip-selectable:hover { border-color: var(--primary); }
.tag-chip-selectable.selected { border-color: var(--primary); background: rgba(99,102,241,0.15); }

/* ── Detail Panel Sections ──────────────────────────── */
.detail-section { margin-top: 20px; }
.detail-section h3 { font-size: 14px; margin-bottom: 8px; color: var(--text-secondary); text-transform: uppercase; letter-spacing: 0.04em; }
.detail-footer-actions { display: flex; gap: 8px; padding-top: 16px; border-top: 1px solid var(--border); margin-top: 20px; }
.detail-form { display: flex; flex-direction: column; gap: 12px; }

/* ── Page Header Subtitle ───────────────────────────── */
.page-subtitle { color: var(--text-secondary); font-size: 14px; }

/* ── Form Input SM ──────────────────────────────────── */
.form-input-sm { padding: 4px 8px; font-size: 12px; }

/* ── Loading Bar ────────────────────────────────────── */
.loading-bar {
    height: 3px; background: linear-gradient(90deg, var(--primary), var(--accent), var(--primary));
    background-size: 200% 100%; animation: loading-slide 1.5s linear infinite;
    border-radius: 2px; margin: 20px 0;
}
@keyframes loading-slide { 0% { background-position: 200% 0; } 100% { background-position: -200% 0; } }

/* ── Section Header with Button ─────────────────────── */
.section { margin-bottom: 24px; }
.section-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 12px; }
.section-header h2 { font-size: 16px; font-weight: 600; margin: 0; }
.section-header h3 { font-size: 14px; margin: 0; }

/* ── Role Badges Extended ───────────────────────────── */
.role-badge { display: inline-block; padding: 2px 8px; border-radius: 10px; font-size: 11px; font-weight: 600; }
.role-badge.role-admin { background: rgba(239,68,68,0.15); color: #ef4444; }
.role-badge.role-manager { background: rgba(245,158,11,0.15); color: #f59e0b; }
.role-badge.role-editor { background: rgba(99,102,241,0.15); color: #6366f1; }
.role-badge.role-viewer { background: rgba(107,114,128,0.15); color: #9ca3af; }
.role-badge.role-manage { background: rgba(0,214,143,0.15); color: #00d68f; }
.role-badge.role-upload { background: rgba(99,102,241,0.15); color: #6366f1; }
.role-badge.role-view { background: rgba(107,114,128,0.15); color: #9ca3af; }
.role-badge.role-skiasharp { background: rgba(0,214,143,0.15); color: #00d68f; }
.role-badge.role-fit, .role-badge.role-fill, .role-badge.role-exact, .role-badge.role-scale_down {
    background: rgba(99,102,241,0.1); color: var(--primary); }

/* ── Watermark Position Grid ────────────────────────── */
.wm-pos-grid { display: grid; grid-template-columns: repeat(3, 48px); gap: 4px; }
.wm-pos-cell {
    width: 48px; height: 48px; display: flex; align-items: center; justify-content: center;
    border: 2px solid var(--border); border-radius: var(--radius-sm); cursor: pointer;
    font-size: 18px; transition: all 0.15s;
}
.wm-pos-cell:hover { border-color: var(--primary); }
.wm-pos-cell.active { border-color: var(--primary); background: rgba(99,102,241,0.15); }

/* ── Image Compare ──────────────────────────────────── */
.compare-original { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); overflow: hidden; }
.compare-img-wrap { display: flex; align-items: center; justify-content: center; background: var(--bg); padding: 12px; min-height: 120px; max-height: 400px; overflow: hidden; }
.compare-preview-img { max-width: 100%; max-height: 380px; object-fit: contain; border-radius: var(--radius-sm); }
.compare-meta-bar { display: flex; gap: 16px; padding: 10px 14px; font-size: 13px; color: var(--text-secondary); border-top: 1px solid var(--border); background: var(--surface-raised); flex-wrap: wrap; }

.compare-derived-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(180px, 1fr)); gap: 12px; padding: 4px 0; }
.compare-derived-card {
    background: var(--surface); border: 2px solid var(--border); border-radius: var(--radius);
    overflow: hidden; cursor: pointer; transition: border-color 0.15s, box-shadow 0.15s;
}
.compare-derived-card:hover { border-color: var(--primary); }
.compare-derived-card.active { border-color: var(--primary); box-shadow: 0 0 0 2px rgba(99,102,241,0.2); }
.compare-derived-img-wrap { display: flex; align-items: center; justify-content: center; background: var(--bg); height: 140px; overflow: hidden; }
.compare-derived-label { padding: 8px 10px; display: flex; flex-direction: column; gap: 2px; font-size: 12px; border-top: 1px solid var(--border); }

.compare-side-by-side { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.compare-panel { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); overflow: hidden; }
.compare-panel-header { padding: 8px 12px; background: var(--surface-raised); font-size: 12px; font-weight: 600; text-align: center; border-bottom: 1px solid var(--border); }
.compare-panel-img { display: flex; align-items: center; justify-content: center; background: var(--bg); min-height: 200px; max-height: 400px; padding: 8px; }
.compare-panel-meta { padding: 8px 12px; font-size: 12px; color: var(--text-secondary); text-align: center; border-top: 1px solid var(--border); }

/* ── Region Tag Editor ────────────────────────────── */

/* Layout */
.region-editor-layout {
    display: flex; gap: 20px; align-items: flex-start; flex-wrap: wrap;
}
.region-sidebar {
    flex: 1; min-width: 240px; max-width: 360px;
}

/* Canvas */
.region-canvas {
    position: relative; flex: 0 0 auto; width: 700px; max-width: 100%;
    background: var(--surface-raised); border: 1px solid var(--border);
    border-radius: var(--radius); overflow: hidden; cursor: crosshair;
}
.region-canvas .region-editor-img,
.region-canvas img {
    position: absolute; inset: 0; width: 100%; height: 100%;
    object-fit: contain; pointer-events: none; z-index: 0;
}
.region-canvas .thumb-placeholder {
    position: absolute; inset: 0; display: flex; align-items: center; justify-content: center;
    font-size: 64px; z-index: 0;
}

/* Region overlay */
.region-overlay {
    position: absolute; z-index: 1; cursor: grab;
    border: 2px solid var(--region-color, #6366f1);
    background: color-mix(in srgb, var(--region-color, #6366f1) 12%, transparent);
    transition: box-shadow 0.1s;
}
.region-overlay:hover {
    box-shadow: 0 0 0 2px rgba(255,255,255,0.25);
}
.region-overlay:active { cursor: grabbing; }
.region-selected {
    box-shadow: 0 0 0 2px var(--primary), 0 0 12px rgba(99,102,241,0.3) !important;
}

/* Region label */
.region-label {
    position: absolute; top: -22px; left: 0;
    font-size: 11px; font-weight: 600; white-space: nowrap;
    background: var(--surface); padding: 1px 6px;
    border-radius: 3px; border: 1px solid;
    pointer-events: none;
}

/* Resize handles */
.rh {
    position: absolute; width: 10px; height: 10px;
    background: var(--primary); border: 2px solid #fff;
    border-radius: 2px; z-index: 2;
    box-shadow: 0 1px 3px rgba(0,0,0,0.3);
}
.rh-tl { top: -5px;  left: -5px;   cursor: nwse-resize; }
.rh-tr { top: -5px;  right: -5px;  cursor: nesw-resize; }
.rh-bl { bottom: -5px; left: -5px; cursor: nesw-resize; }
.rh-br { bottom: -5px; right: -5px; cursor: nwse-resize; }
.rh-r  { top: 50%; right: -5px; transform: translateY(-50%); cursor: ew-resize; }
.rh-b  { bottom: -5px; left: 50%; transform: translateX(-50%); cursor: ns-resize; }

/* Sidebar list items */
.region-list-item {
    display: flex; align-items: center; gap: 8px;
    padding: 8px 12px; margin-bottom: 4px; cursor: pointer;
    border-radius: var(--radius); border: 1px solid var(--border);
    background: var(--surface); transition: background 0.15s, border-color 0.15s;
}
.region-list-item:hover { background: var(--surface-raised); }
.region-list-item.active {
    background: rgba(99,102,241,0.08); border-color: var(--primary);
}
.region-list-color {
    width: 12px; height: 12px; border-radius: 2px; flex-shrink: 0;
}
.region-list-name { font-size: 13px; flex: 1; overflow: hidden; text-overflow: ellipsis; }
.region-list-coords { font-size: 11px; color: var(--text-secondary); white-space: nowrap; }

/* Edit panel */
.region-edit-panel {
    margin-top: 16px; padding: 12px;
    background: var(--surface-raised); border-radius: var(--radius);
    border: 1px solid var(--border);
}

/* Responsive */
@media (max-width: 900px) {
    .region-editor-layout { flex-direction: column; }
    .region-canvas { width: 100%; }
    .region-sidebar { max-width: 100%; }
}