:root {
    --bg-primary: #0f0f14;
    --bg-secondary: #1a1a24;
    --bg-tertiary: #24243a;
    --bg-card: #1e1e2e;
    --border: #2d2d44;
    --text-primary: #e4e4ef;
    --text-secondary: #9999b3;
    --text-muted: #666680;
    --accent: #7c5cfc;
    --accent-hover: #9179ff;
    --accent-dim: rgba(124, 92, 252, 0.15);
    --danger: #e5484d;
    --success: #30a46c;
    --warning: #f5a623;
    --radius: 12px;
    --radius-sm: 8px;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background: var(--bg-primary);
    color: var(--text-primary);
    min-height: 100vh;
}

/* Header */
.header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 32px;
    border-bottom: 1px solid var(--border);
    background: var(--bg-secondary);
}

.header h1 {
    font-size: 20px;
    font-weight: 700;
    background: linear-gradient(135deg, var(--accent), #c084fc);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.header-right {
    display: flex;
    align-items: center;
    gap: 16px;
}

.header .status-badges {
    display: flex;
    gap: 8px;
}

/* User menu */
.user-menu {
    display: flex;
    align-items: center;
    gap: 10px;
}

.user-avatar {
    width: 28px;
    height: 28px;
    border-radius: 50%;
    border: 2px solid var(--border);
}

.user-name {
    font-size: 13px;
    color: var(--text-secondary);
    max-width: 120px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

/* Storage indicator */
.storage-indicator {
    display: flex;
    align-items: center;
    gap: 8px;
    cursor: default;
}

.storage-bar {
    width: 80px;
    height: 6px;
    background: var(--bg-tertiary);
    border-radius: 3px;
    overflow: hidden;
}

.storage-fill {
    height: 100%;
    background: var(--accent);
    border-radius: 3px;
    transition: width 0.3s;
}

.storage-fill.warning {
    background: var(--warning);
}

.storage-fill.danger {
    background: var(--danger);
}

.storage-text {
    font-size: 11px;
    color: var(--text-muted);
    white-space: nowrap;
}

.badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 500;
}

.badge::before {
    content: '';
    width: 6px;
    height: 6px;
    border-radius: 50%;
}

.badge.active {
    background: rgba(48, 164, 108, 0.15);
    color: var(--success);
}

.badge.active::before {
    background: var(--success);
}

.badge.inactive {
    background: rgba(229, 72, 77, 0.15);
    color: var(--danger);
}

.badge.inactive::before {
    background: var(--danger);
}

/* Tabs */
.tabs {
    display: flex;
    gap: 0;
    padding: 0 32px;
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border);
}

.tab {
    padding: 14px 24px;
    cursor: pointer;
    font-size: 14px;
    font-weight: 500;
    color: var(--text-secondary);
    border-bottom: 2px solid transparent;
    transition: all 0.2s;
    user-select: none;
}

.tab:hover {
    color: var(--text-primary);
}

.tab.active {
    color: var(--accent);
    border-bottom-color: var(--accent);
}

/* Main content */
.main {
    max-width: 1400px;
    margin: 0 auto;
    padding: 24px 32px;
}

.tab-content {
    display: none;
}

.tab-content.active {
    display: block;
}

/* Cards */
.card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 24px;
    margin-bottom: 20px;
}

.card-title-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 16px;
}
.card-title-row .card-title {
    margin-bottom: 0;
}
.upload-btn {
    cursor: pointer;
}
.card-title {
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 16px;
    color: var(--text-primary);
}

/* Forms */
.form-group {
    margin-bottom: 16px;
}

.form-group label {
    display: block;
    font-size: 13px;
    font-weight: 500;
    color: var(--text-secondary);
    margin-bottom: 6px;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

.form-row-3 {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    gap: 16px;
}

textarea,
input[type="text"],
input[type="number"],
select {
    width: 100%;
    padding: 10px 14px;
    background: var(--bg-tertiary);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    font-size: 14px;
    font-family: inherit;
    outline: none;
    transition: border-color 0.2s;
}

textarea:focus,
input:focus,
select:focus {
    border-color: var(--accent);
}

textarea {
    min-height: 100px;
    resize: vertical;
}

select {
    cursor: pointer;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' fill='%239999b3' viewBox='0 0 16 16'%3E%3Cpath d='M8 12L2 6h12z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 12px center;
    padding-right: 32px;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 10px 20px;
    border-radius: var(--radius-sm);
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    border: none;
    transition: all 0.2s;
    font-family: inherit;
}

.btn-primary {
    background: var(--accent);
    color: white;
}

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

.btn-primary:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.btn-secondary {
    background: var(--bg-tertiary);
    color: var(--text-primary);
    border: 1px solid var(--border);
}

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

.btn-danger {
    background: rgba(229, 72, 77, 0.15);
    color: var(--danger);
    border: 1px solid rgba(229, 72, 77, 0.3);
}

.btn-danger:hover {
    background: rgba(229, 72, 77, 0.25);
}

.btn-sm {
    padding: 6px 12px;
    font-size: 12px;
}

.btn-block {
    width: 100%;
}

/* Gallery grid */
.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 16px;
}

.gallery-item {
    position: relative;
    border-radius: var(--radius);
    overflow: hidden;
    border: 2px solid transparent;
    cursor: pointer;
    transition: all 0.2s;
    aspect-ratio: 1;
    background: var(--bg-tertiary);
}

.gallery-item:hover {
    border-color: var(--accent);
}

.gallery-item.selected {
    border-color: var(--accent);
    box-shadow: 0 0 0 2px var(--accent-dim);
}

.gallery-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.gallery-item .overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 8px;
    background: linear-gradient(transparent, rgba(0,0,0,0.8));
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    opacity: 0;
    transition: opacity 0.2s;
}

.gallery-item:hover .overlay {
    opacity: 1;
}

.gallery-item .overlay .info {
    font-size: 11px;
    color: rgba(255,255,255,0.8);
}

.gallery-item .overlay .actions {
    display: flex;
    gap: 4px;
}

.gallery-item .overlay .actions button {
    padding: 4px 8px;
    border-radius: 4px;
    border: none;
    font-size: 11px;
    cursor: pointer;
    background: rgba(255,255,255,0.2);
    color: white;
    backdrop-filter: blur(4px);
}

.gallery-item .overlay .actions button:hover {
    background: var(--accent);
}

.gallery-item .overlay .actions button.del:hover {
    background: var(--danger);
}

/* Image picker */
.image-picker {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(80px, 1fr));
    gap: 8px;
    max-height: 250px;
    overflow-y: auto;
    padding: 8px;
    background: var(--bg-tertiary);
    border-radius: var(--radius-sm);
    border: 1px solid var(--border);
}

.image-picker .pick-item {
    aspect-ratio: 1;
    border-radius: 6px;
    overflow: hidden;
    cursor: pointer;
    border: 2px solid transparent;
    transition: all 0.2s;
}

.image-picker .pick-item:hover {
    border-color: var(--text-muted);
}

.image-picker .pick-item.selected {
    border-color: var(--accent);
}

.image-picker .pick-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* Task list */
.task-list {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.task-item {
    display: flex;
    flex-direction: column;
    gap: 6px;
    padding: 12px 16px;
    background: var(--bg-tertiary);
    border-radius: var(--radius-sm);
    border: 1px solid var(--border);
}

.task-item .task-header {
    display: flex;
    align-items: center;
    gap: 8px;
}

.task-item .task-type {
    font-size: 11px;
    text-transform: uppercase;
    font-weight: 600;
    padding: 2px 8px;
    border-radius: 4px;
    background: var(--accent-dim);
    color: var(--accent);
}

.task-item .task-model {
    font-size: 12px;
    font-weight: 600;
    color: var(--text-primary);
}

.task-item .task-provider {
    font-size: 11px;
    color: var(--text-muted);
    padding: 1px 6px;
    border-radius: 3px;
    background: var(--bg-card);
}

.task-item .task-body {
    display: flex;
    align-items: center;
    gap: 12px;
}

.task-item .task-prompt {
    flex: 1;
    font-size: 13px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    color: var(--text-secondary);
}

.task-item .task-meta {
    font-size: 11px;
    color: var(--text-muted);
    white-space: nowrap;
}

.task-item .task-footer {
    display: flex;
    align-items: center;
    gap: 12px;
}

.task-item .task-date {
    font-size: 11px;
    color: var(--text-muted);
}

.task-item .task-status {
    font-size: 12px;
    font-weight: 500;
    margin-left: auto;
}

.task-item .task-status.processing {
    color: var(--warning);
}

.task-item .task-status.completed {
    color: var(--success);
}

.task-item .task-status.failed {
    color: var(--danger);
}

/* Loading spinner */
.spinner {
    display: inline-block;
    width: 16px;
    height: 16px;
    border: 2px solid var(--border);
    border-top-color: var(--accent);
    border-radius: 50%;
    animation: spin 0.6s linear infinite;
}

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

/* Toast notifications */
.toast-container {
    position: fixed;
    top: 16px;
    right: 16px;
    z-index: 1000;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.toast {
    padding: 12px 20px;
    border-radius: var(--radius-sm);
    font-size: 13px;
    font-weight: 500;
    animation: slideIn 0.3s ease;
    max-width: 400px;
}

.toast.success {
    background: rgba(48, 164, 108, 0.15);
    color: var(--success);
    border: 1px solid rgba(48, 164, 108, 0.3);
}

.toast.error {
    background: rgba(229, 72, 77, 0.15);
    color: var(--danger);
    border: 1px solid rgba(229, 72, 77, 0.3);
}

.toast.info {
    background: var(--accent-dim);
    color: var(--accent);
    border: 1px solid rgba(124, 92, 252, 0.3);
}

@keyframes slideIn {
    from { transform: translateX(100%); opacity: 0; }
    to { transform: translateX(0); opacity: 1; }
}

/* Responsive */
@media (max-width: 768px) {
    .header { padding: 12px 16px; flex-wrap: wrap; gap: 8px; }
    .header-right { flex-wrap: wrap; gap: 8px; }
    .storage-indicator { order: 3; width: 100%; }
    .storage-bar { flex: 1; width: auto; }
    .user-name { display: none; }
    .tabs { padding: 0 16px; overflow-x: auto; }
    .tab { padding: 12px 16px; white-space: nowrap; }
    .main { padding: 16px; }
    .form-row, .form-row-3 { grid-template-columns: 1fr; }
    .gallery-grid { grid-template-columns: repeat(auto-fill, minmax(140px, 1fr)); }
}

/* Video result */
.video-result {
    margin-top: 16px;
    text-align: center;
}

.video-result video {
    max-width: 100%;
    border-radius: var(--radius);
    border: 1px solid var(--border);
}

/* Empty state */
.empty-state {
    text-align: center;
    padding: 48px 24px;
    color: var(--text-muted);
}

.empty-state p {
    font-size: 14px;
    margin-top: 8px;
}

/* Model selector cards */
.model-cards {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
    gap: 8px;
}

.model-card {
    padding: 10px 14px;
    border-radius: var(--radius-sm);
    border: 1px solid var(--border);
    background: var(--bg-tertiary);
    cursor: pointer;
    transition: all 0.2s;
}

.model-card:hover {
    border-color: var(--text-muted);
}

.model-card.selected {
    border-color: var(--accent);
    background: var(--accent-dim);
}

.model-card .model-name {
    font-size: 13px;
    font-weight: 600;
    color: var(--text-primary);
}

.model-card .model-desc {
    font-size: 11px;
    color: var(--text-muted);
    margin-top: 2px;
}

/* Mode toggle */
.mode-toggle {
    display: inline-flex;
    background: var(--bg-tertiary);
    border-radius: var(--radius-sm);
    border: 1px solid var(--border);
    overflow: hidden;
}

.mode-toggle button {
    padding: 8px 20px;
    border: none;
    background: transparent;
    color: var(--text-secondary);
    font-size: 13px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s;
    font-family: inherit;
}

.mode-toggle button.active {
    background: var(--accent);
    color: white;
}

/* Preview modal */
.modal-backdrop {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.7);
    z-index: 100;
    align-items: center;
    justify-content: center;
}

.modal-backdrop.show {
    display: flex;
}

.modal {
    background: var(--bg-card);
    border-radius: var(--radius);
    border: 1px solid var(--border);
    max-width: 90vw;
    max-height: 90vh;
    overflow: auto;
}

.modal img {
    max-width: 100%;
    max-height: 80vh;
    display: block;
}

.modal .modal-footer {
    padding: 12px 16px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-top: 1px solid var(--border);
}

/* Image preview cards */
.img-preview-card {
    margin-top: 16px;
    text-align: center;
}
.img-preview-card img {
    max-height: 512px;
    object-fit: contain;
}

/* Video gallery */
.video-gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 16px;
}

.video-gallery-item {
    position: relative;
    border-radius: var(--radius);
    overflow: hidden;
    border: 2px solid transparent;
    cursor: pointer;
    transition: all 0.2s;
    aspect-ratio: 16/9;
    background: var(--bg-tertiary);
}

.video-gallery-item:hover {
    border-color: var(--accent);
}

.video-gallery-item video {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.video-gallery-item .vid-play-icon {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-size: 36px;
    color: rgba(255,255,255,0.8);
    text-shadow: 0 2px 8px rgba(0,0,0,0.5);
    pointer-events: none;
    transition: opacity 0.2s;
}

.video-gallery-item:hover .vid-play-icon {
    opacity: 0;
}

.video-gallery-item .overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 8px;
    background: linear-gradient(transparent, rgba(0,0,0,0.8));
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    opacity: 0;
    transition: opacity 0.2s;
}

.video-gallery-item:hover .overlay {
    opacity: 1;
}

.video-gallery-item .overlay .info {
    font-size: 11px;
    color: rgba(255,255,255,0.8);
}

.video-gallery-item .overlay .actions {
    display: flex;
    gap: 4px;
}

.video-gallery-item .overlay .actions a.dl-btn,
.video-gallery-item .overlay .actions button {
    padding: 4px 8px;
    border-radius: 4px;
    border: none;
    font-size: 13px;
    cursor: pointer;
    background: rgba(255,255,255,0.2);
    color: white;
    backdrop-filter: blur(4px);
    text-decoration: none;
}

.video-gallery-item .overlay .actions a.dl-btn:hover {
    background: var(--accent);
}

.video-gallery-item .overlay .actions button.del:hover {
    background: var(--danger);
}

/* Pending tasks bar */
.pending-bar {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    z-index: 90;
    background: var(--bg-secondary);
    border-top: 1px solid var(--border);
    box-shadow: 0 -4px 20px rgba(0,0,0,0.3);
}

.pending-bar-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 10px 24px;
    cursor: pointer;
    user-select: none;
    font-size: 13px;
    font-weight: 600;
    color: var(--text-primary);
}

.pending-bar-header:hover {
    background: var(--bg-tertiary);
}

.pending-count {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 20px;
    height: 20px;
    padding: 0 6px;
    border-radius: 10px;
    background: var(--warning);
    color: #000;
    font-size: 11px;
    font-weight: 700;
    margin-left: 8px;
}

.pending-toggle {
    font-size: 12px;
    color: var(--text-muted);
    transition: transform 0.2s;
}

.pending-bar.collapsed .pending-toggle {
    transform: rotate(180deg);
}

.pending-bar.collapsed .pending-bar-list {
    display: none;
}

.pending-bar-list {
    max-height: 240px;
    overflow-y: auto;
    padding: 0 16px 12px;
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.pending-bar-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 8px 12px;
    background: var(--bg-tertiary);
    border-radius: var(--radius-sm);
    border: 1px solid var(--border);
    font-size: 12px;
}

.pending-bar-item .pbi-type {
    font-size: 10px;
    text-transform: uppercase;
    font-weight: 600;
    padding: 2px 6px;
    border-radius: 3px;
    background: var(--accent-dim);
    color: var(--accent);
    white-space: nowrap;
}

.pending-bar-item .pbi-model {
    font-weight: 600;
    color: var(--text-primary);
    white-space: nowrap;
}

.pending-bar-item .pbi-prompt {
    flex: 1;
    color: var(--text-secondary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.pending-bar-item .pbi-status {
    color: var(--warning);
    display: flex;
    align-items: center;
    gap: 6px;
    white-space: nowrap;
}

.pending-bar-item.completed .pbi-status {
    color: var(--success);
}

.pending-bar-item.failed .pbi-status {
    color: var(--danger);
}