/* ─── 3D Model Yöneticisi — Light Theme Design System ───── */

:root {
    /* Renkler — Açık Tema */
    --bg-primary: #f0f2f8;
    --bg-secondary: #ffffff;
    --bg-card: rgba(255, 255, 255, 0.85);
    --bg-card-hover: rgba(255, 255, 255, 1);
    --bg-glass: rgba(255, 255, 255, 0.82);
    --bg-modal: rgba(240, 242, 248, 0.95);
    --border: rgba(0, 0, 0, 0.08);
    --border-hover: rgba(100, 110, 255, 0.35);
    --text-primary: #1a1d2e;
    --text-secondary: #5a5f7d;
    --text-muted: #9298b8;
    --accent: #5b5ff7;
    --accent-light: #eeedff;
    --accent-glow: rgba(91, 95, 247, 0.15);
    --accent-gradient: linear-gradient(135deg, #5b5ff7, #a855f7);
    --success: #16a34a;
    --warning: #e09400;
    --danger: #dc2626;
    --favorite: #f59e0b;

    /* Tipografi */
    --font: 'Segoe UI Variable Text', 'Segoe UI', 'Helvetica Neue', 'Trebuchet MS', sans-serif;

    /* Boyutlar */
    --header-h: 64px;
    --sidebar-w: 272px;
    --radius: 14px;
    --radius-sm: 10px;
    --radius-xs: 6px;

    /* Gölgeler */
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.06), 0 1px 2px rgba(0, 0, 0, 0.04);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.08), 0 1px 3px rgba(0, 0, 0, 0.05);
    --shadow-lg: 0 12px 40px rgba(0, 0, 0, 0.12);
    --shadow-glow: 0 4px 20px var(--accent-glow);
}

/* ─── Dark Theme ────────────────────────────────────────── */

[data-theme="dark"] {
    --bg-primary: #12141f;
    --bg-secondary: #1c1f30;
    --bg-card: rgba(28, 31, 48, 0.9);
    --bg-card-hover: rgba(35, 39, 60, 1);
    --bg-glass: rgba(18, 20, 32, 0.92);
    --bg-modal: rgba(10, 12, 22, 0.97);
    --border: rgba(255, 255, 255, 0.08);
    --border-hover: rgba(100, 110, 255, 0.5);
    --text-primary: #e2e5f5;
    --text-secondary: #8a92b8;
    --text-muted: #4e5470;
    --accent-light: rgba(91, 95, 247, 0.2);
    --accent-glow: rgba(91, 95, 247, 0.3);
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.3), 0 1px 2px rgba(0, 0, 0, 0.2);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.4), 0 1px 3px rgba(0, 0, 0, 0.2);
    --shadow-lg: 0 12px 40px rgba(0, 0, 0, 0.5);
}

[data-theme="dark"] body {
    background-image:
        radial-gradient(ellipse at 15% 30%, rgba(91, 95, 247, 0.07) 0%, transparent 55%),
        radial-gradient(ellipse at 85% 70%, rgba(168, 85, 247, 0.05) 0%, transparent 50%);
}

[data-theme="dark"] .card-thumbnail {
    background: radial-gradient(ellipse at 50% 40%, #1e2240 0%, #151828 45%, #0f1020 100%);
}

[data-theme="dark"] .viewer-container {
    background: linear-gradient(145deg, #141628 0%, #0f1020 100%);
}

[data-theme="dark"] .sort-dir-btn:hover,
[data-theme="dark"] .sort-dir-btn {
    color: var(--text-secondary);
}

[data-theme="dark"] .tag-count {
    background: var(--bg-secondary);
}

/* ─── Reset & Base ──────────────────────────────────────── */

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

html {
    font-size: 14px;
    scroll-behavior: smooth;
}

body {
    font-family: var(--font);
    color: var(--text-primary);
    background: var(--bg-primary);
    background-image:
        radial-gradient(ellipse at 15% 30%, rgba(91, 95, 247, 0.04) 0%, transparent 55%),
        radial-gradient(ellipse at 85% 70%, rgba(168, 85, 247, 0.03) 0%, transparent 50%);
    min-height: 100vh;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}

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

a:hover {
    text-decoration: underline;
}

::selection {
    background: var(--accent);
    color: white;
}

:focus-visible {
    outline: 2px solid var(--accent);
    outline-offset: 2px;
    border-radius: var(--radius-xs);
}

::-webkit-scrollbar {
    width: 6px;
    height: 6px;
}

::-webkit-scrollbar-track {
    background: transparent;
}

::-webkit-scrollbar-thumb {
    background: rgba(0, 0, 0, 0.12);
    border-radius: 3px;
}

::-webkit-scrollbar-thumb:hover {
    background: rgba(0, 0, 0, 0.2);
}

/* ─── Header ──────────────────────────────────────────── */

.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: var(--header-h);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 24px;
    background: var(--bg-glass);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border);
    z-index: 100;
    gap: 20px;
}

.header-left {
    display: flex;
    align-items: center;
    gap: 12px;
    min-width: 220px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
}

.logo-icon {
    font-size: 1.8rem;
}

.logo-text {
    font-size: 1.15rem;
    font-weight: 700;
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    white-space: nowrap;
}

.header-center {
    flex: 1;
    max-width: 500px;
}

.search-box {
    position: relative;
    display: flex;
    align-items: center;
    background: var(--bg-secondary);
    border: 1.5px solid var(--border);
    border-radius: var(--radius);
    padding: 0 16px;
    transition: all 0.3s ease;
    box-shadow: var(--shadow-sm);
}

.search-box:focus-within {
    border-color: var(--accent);
    box-shadow: 0 0 0 3px var(--accent-glow);
}

.search-icon {
    width: 18px;
    height: 18px;
    color: var(--text-muted);
    flex-shrink: 0;
}

.search-box input {
    flex: 1;
    background: transparent;
    border: none;
    outline: none;
    color: var(--text-primary);
    font-family: var(--font);
    font-size: 0.95rem;
    padding: 10px 12px;
}

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

.search-kbd {
    font-family: var(--font);
    font-size: 0.7rem;
    color: var(--text-muted);
    background: var(--bg-primary);
    padding: 2px 6px;
    border-radius: 4px;
    border: 1px solid var(--border);
}

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

.mobile-only {
    display: none;
}

.stats {
    display: flex;
    gap: 20px;
}

.stat-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1px;
}

.stat-value {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--text-primary);
}

.stat-label {
    font-size: 0.7rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.btn-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    background: var(--bg-secondary);
    border: 1.5px solid var(--border);
    border-radius: var(--radius-sm);
    color: var(--text-secondary);
    cursor: pointer;
    transition: all 0.2s ease;
    box-shadow: var(--shadow-sm);
}

.btn-icon svg {
    width: 18px;
    height: 18px;
}

.btn-icon:hover {
    background: var(--accent-light);
    color: var(--accent);
    border-color: var(--border-hover);
}

.btn-icon.active {
    background: var(--accent);
    color: white;
    border-color: var(--accent);
    box-shadow: var(--shadow-glow);
}

.btn-action {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    min-width: 104px;
    height: 36px;
    padding: 0 14px;
    background: var(--bg-secondary);
    border: 1.5px solid var(--border);
    border-radius: var(--radius-sm);
    color: var(--text-secondary);
    cursor: pointer;
    transition: all 0.2s ease;
    box-shadow: var(--shadow-sm);
    white-space: nowrap;
    font: inherit;
    font-weight: 600;
}

.btn-action svg {
    width: 18px;
    height: 18px;
    flex-shrink: 0;
}

.btn-action:hover {
    background: var(--accent-light);
    color: var(--accent);
    border-color: var(--border-hover);
}

.btn-action:disabled {
    opacity: 0.65;
    cursor: wait;
}

.btn-rescan {
    min-width: 116px;
}

.btn-rescan-secondary {
    color: var(--text-muted);
    font-weight: 500;
    background: transparent;
    box-shadow: none;
    border-style: dashed;
}

.btn-rescan-secondary:hover {
    color: var(--text-secondary);
    background: var(--bg-secondary);
    border-style: solid;
    box-shadow: var(--shadow-sm);
}

/* ─── Main Layout ─────────────────────────────────────── */

.main-layout {
    display: flex;
    padding-top: var(--header-h);
    min-height: 100vh;
}

/* ─── Sidebar ─────────────────────────────────────────── */

.sidebar {
    position: fixed;
    top: var(--header-h);
    left: 0;
    bottom: 0;
    width: var(--sidebar-w);
    padding: 20px;
    background: var(--bg-glass);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-right: 1px solid var(--border);
    overflow-y: auto;
    z-index: 50;
    display: flex;
    flex-direction: column;
    gap: 24px;
    transition: transform 0.25s ease;
}

.sidebar-mobile-bar {
    display: none;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
}

.sidebar-mobile-title {
    font-size: 1rem;
    font-weight: 700;
}

.sidebar-close {
    flex-shrink: 0;
}

.sidebar-backdrop {
    position: fixed;
    inset: var(--header-h) 0 0 0;
    background: rgba(26, 29, 46, 0.28);
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.25s ease;
    z-index: 45;
}

.sidebar-backdrop.visible {
    opacity: 1;
    pointer-events: auto;
}

.sidebar-section {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.sidebar-title {
    font-size: 0.72rem;
    font-weight: 700;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 1.2px;
}

.filter-group {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.filter-btn {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 14px;
    background: transparent;
    border: 1.5px solid transparent;
    border-radius: var(--radius-sm);
    color: var(--text-secondary);
    font-family: var(--font);
    font-size: 0.9rem;
    cursor: pointer;
    transition: all 0.2s ease;
}

.filter-btn svg {
    width: 18px;
    height: 18px;
}

.filter-btn:hover {
    background: var(--accent-light);
    color: var(--accent);
}

.filter-btn.active {
    background: var(--accent-light);
    border-color: rgba(91, 95, 247, 0.25);
    color: var(--accent);
    font-weight: 600;
}

.sidebar-section-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.sort-dir-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 26px;
    height: 26px;
    background: transparent;
    border: 1.5px solid var(--border);
    border-radius: var(--radius-xs);
    color: var(--text-muted);
    cursor: pointer;
    transition: all 0.2s ease;
    flex-shrink: 0;
}

.sort-dir-btn svg {
    width: 13px;
    height: 13px;
}

.sort-dir-btn:hover {
    background: var(--accent-light);
    border-color: var(--border-hover);
    color: var(--accent);
}

.toggle-group {
    display: flex;
    gap: 3px;
    background: var(--bg-primary);
    border: 1.5px solid var(--border);
    border-radius: var(--radius-sm);
    padding: 3px;
}

.toggle-btn {
    flex: 1;
    padding: 6px 8px;
    background: transparent;
    border: none;
    border-radius: 8px;
    color: var(--text-secondary);
    font-family: var(--font);
    font-size: 0.8rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s ease;
    white-space: nowrap;
}

.toggle-btn:hover {
    background: var(--accent-light);
    color: var(--accent);
}

.toggle-btn.active {
    background: var(--accent);
    color: white;
    font-weight: 600;
    box-shadow: 0 1px 4px rgba(91, 95, 247, 0.35);
}

/* ─── Tag Search ──────────────────────────────────────── */

.tag-search-wrapper {
    position: relative;
    display: flex;
    align-items: center;
}

.tag-search-icon {
    position: absolute;
    left: 9px;
    width: 13px;
    height: 13px;
    color: var(--text-muted);
    pointer-events: none;
}

.tag-search-input {
    width: 100%;
    padding: 6px 10px 6px 28px;
    background: var(--bg-secondary);
    border: 1.5px solid var(--border);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    font-family: var(--font);
    font-size: 0.8rem;
    outline: none;
    transition: border-color 0.2s;
}

.tag-search-input::placeholder {
    color: var(--text-muted);
}

.tag-search-input:focus {
    border-color: var(--accent);
}

.format-chips {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
}

.chip {
    padding: 5px 14px;
    border-radius: 20px;
    font-size: 0.78rem;
    font-family: var(--font);
    font-weight: 500;
    background: var(--bg-secondary);
    border: 1.5px solid var(--border);
    color: var(--text-secondary);
    cursor: pointer;
    transition: all 0.2s ease;
    box-shadow: var(--shadow-sm);
}

.chip:hover {
    border-color: var(--border-hover);
    color: var(--accent);
    background: var(--accent-light);
}

.chip.active {
    background: var(--accent);
    border-color: var(--accent);
    color: #fff;
    box-shadow: var(--shadow-glow);
}

.tag-list {
    display: flex;
    flex-direction: column;
    gap: 3px;
    max-height: 400px;
    overflow-y: auto;
}

.tag-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 7px 10px;
    border-radius: var(--radius-xs);
    cursor: pointer;
    transition: all 0.2s ease;
    font-size: 0.85rem;
    color: var(--text-secondary);
}

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

.tag-item.active {
    background: var(--accent-light);
    color: var(--accent);
    font-weight: 600;
}

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

.tag-item .tag-count {
    font-size: 0.72rem;
    color: var(--text-muted);
    background: var(--bg-primary);
    padding: 1px 7px;
    border-radius: 10px;
    min-width: 24px;
    text-align: center;
    font-weight: 600;
}

/* ─── Content ─────────────────────────────────────────── */

.content {
    flex: 1;
    margin-left: var(--sidebar-w);
    padding: 20px 24px;
    position: relative;
}

.content-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 16px;
}

.result-count {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.result-count strong {
    color: var(--text-primary);
    font-weight: 700;
}

.view-toggle {
    display: flex;
    gap: 4px;
}

/* ─── Model Grid ──────────────────────────────────────── */

.model-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(230px, 1fr));
    gap: 16px;
}

.model-grid.list-view {
    grid-template-columns: 1fr;
    gap: 8px;
}

.model-card {
    background: var(--bg-card);
    border: 1.5px solid var(--border);
    border-radius: var(--radius);
    overflow: hidden;
    cursor: pointer;
    transition: all 0.3s ease;
    position: relative;
    box-shadow: var(--shadow-sm);
}

.model-card:hover,
.model-card:focus-visible {
    background: var(--bg-card-hover);
    border-color: var(--border-hover);
    transform: translateY(-4px);
    box-shadow: var(--shadow-md), var(--shadow-glow);
    outline: none;
}

.model-card:focus-visible {
    box-shadow: var(--shadow-md), 0 0 0 3px var(--accent-glow);
}

.card-thumbnail {
    height: 160px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: radial-gradient(ellipse at 50% 40%, #eef0ff 0%, #d8daf5 45%, #c0c5e8 100%);
    border-bottom: 1px solid var(--border);
    position: relative;
    overflow: hidden;
}

.card-thumbnail canvas.thumb-canvas {
    width: 100%;
    height: 100%;
    display: block;
}

.card-thumbnail .format-badge {
    position: absolute;
    top: 8px;
    left: 8px;
    padding: 3px 8px;
    border-radius: 5px;
    font-size: 0.65rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    background: rgba(91, 95, 247, 0.12);
    color: var(--accent);
    border: 1px solid rgba(91, 95, 247, 0.2);
    backdrop-filter: blur(4px);
    z-index: 2;
}

.card-thumbnail .file-count-badge {
    position: absolute;
    top: 8px;
    right: 8px;
    padding: 3px 7px;
    border-radius: 5px;
    font-size: 0.65rem;
    font-weight: 600;
    background: rgba(255, 255, 255, 0.85);
    color: var(--text-secondary);
    border: 1px solid var(--border);
    z-index: 2;
}

.card-thumbnail .thumb-icon {
    font-size: 2.8rem;
    opacity: 0.5;
    transition: all 0.3s ease;
}

.card-thumbnail .thumb-loading {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    color: var(--text-muted);
    font-size: 0.75rem;
}

.card-thumbnail .thumb-loading .mini-spinner {
    width: 20px;
    height: 20px;
    border: 2px solid var(--border);
    border-top-color: var(--accent);
    border-radius: 50%;
    animation: spin 0.7s linear infinite;
}

.model-card:hover .thumb-icon {
    opacity: 0.55;
    transform: scale(1.05);
}

.card-favorite {
    position: absolute;
    bottom: 8px;
    right: 8px;
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.85);
    backdrop-filter: blur(8px);
    border: 1px solid var(--border);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.25s ease;
    z-index: 3;
    box-shadow: var(--shadow-sm);
}

.card-favorite svg {
    width: 16px;
    height: 16px;
    color: var(--text-muted);
    transition: all 0.25s;
}

.card-favorite:hover {
    background: #fff8e6;
    border-color: var(--favorite);
}

.card-favorite:hover svg {
    color: var(--favorite);
}

.card-favorite.active svg {
    color: var(--favorite);
    fill: var(--favorite);
}

.card-body {
    padding: 12px 14px;
}

.card-name {
    font-size: 0.88rem;
    font-weight: 600;
    margin-bottom: 6px;
    line-height: 1.3;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    color: var(--text-primary);
}

.card-meta {
    display: flex;
    align-items: center;
    justify-content: space-between;
    font-size: 0.75rem;
    color: var(--text-muted);
    margin-bottom: 8px;
}

.card-supports {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    margin-bottom: 10px;
}

.card-support-tag {
    font-size: 0.67rem;
    padding: 2px 7px;
    border-radius: 999px;
    background: rgba(16, 185, 129, 0.08);
    color: #0d7a4e;
    border: 1px solid rgba(16, 185, 129, 0.18);
    font-weight: 600;
}

[data-theme="dark"] .card-support-tag {
    background: rgba(16, 185, 129, 0.12);
    color: #34d399;
    border-color: rgba(16, 185, 129, 0.22);
}

.card-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 4px;
}

.card-tag {
    font-size: 0.68rem;
    padding: 2px 7px;
    border-radius: 4px;
    background: var(--accent-light);
    color: var(--accent);
    border: 1px solid rgba(91, 95, 247, 0.12);
    white-space: nowrap;
    font-weight: 500;
}

/* List View */
.model-grid.list-view .model-card {
    display: flex;
    flex-direction: row;
    height: 72px;
}

.model-grid.list-view .card-thumbnail {
    width: 90px;
    height: 100%;
    border-bottom: none;
    border-right: 1px solid var(--border);
    flex-shrink: 0;
}

.model-grid.list-view .card-thumbnail .format-badge {
    display: none;
}

.model-grid.list-view .card-thumbnail .thumb-icon {
    font-size: 1.8rem;
}

.model-grid.list-view .card-body {
    display: flex;
    align-items: center;
    gap: 16px;
    flex: 1;
    padding: 8px 16px;
}

.model-grid.list-view .card-name {
    margin-bottom: 0;
    -webkit-line-clamp: 1;
    min-width: 200px;
}

.model-grid.list-view .card-meta {
    margin-bottom: 0;
}

.model-grid.list-view .card-tags {
    flex-wrap: nowrap;
    overflow: hidden;
}

.model-grid.list-view .card-favorite {
    bottom: auto;
    right: 12px;
    top: 50%;
    transform: translateY(-50%);
}

/* ─── Loading ─────────────────────────────────────────── */

.loading-overlay {
    position: absolute;
    inset: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 16px;
    background: rgba(240, 242, 248, 0.85);
    z-index: 10;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s ease;
}

.loading-overlay.visible {
    opacity: 1;
    pointer-events: auto;
}

.loading-overlay p {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.spinner {
    width: 36px;
    height: 36px;
    border: 3px solid var(--border);
    border-top-color: var(--accent);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

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

/* ─── Modal ───────────────────────────────────────────── */

.modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(26, 29, 46, 0.55);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    z-index: 200;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s ease;
}

[data-theme="dark"] .modal-overlay {
    background: rgba(5, 6, 15, 0.75);
}

.modal-overlay.visible {
    opacity: 1;
    pointer-events: auto;
}

.modal-content {
    width: 94vw;
    max-width: 1200px;
    height: 85vh;
    max-height: 800px;
    background: var(--bg-secondary);
    border: 1.5px solid var(--border);
    border-radius: var(--radius);
    box-shadow: var(--shadow-lg);
    display: flex;
    flex-direction: column;
    overflow: hidden;
    transform: scale(0.95);
    transition: transform 0.3s ease;
}

.modal-overlay.visible .modal-content {
    transform: scale(1);
}

.modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 24px;
    border-bottom: 1px solid var(--border);
    flex-shrink: 0;
    background: var(--bg-secondary);
}

.modal-title {
    font-size: 1.1rem;
    font-weight: 700;
    flex: 1;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    margin-right: 16px;
}

.modal-actions {
    display: flex;
    gap: 8px;
    align-items: center;
}

.btn-modal-action {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    height: 36px;
    padding: 0 12px;
    background: var(--bg-secondary);
    border: 1.5px solid var(--border);
    border-radius: var(--radius-sm);
    color: var(--text-secondary);
    font-family: var(--font);
    font-size: 0.8rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
    box-shadow: var(--shadow-sm);
    white-space: nowrap;
}

.btn-modal-action svg {
    width: 16px;
    height: 16px;
    flex-shrink: 0;
}

.btn-modal-action:hover {
    background: var(--accent-light);
    border-color: var(--border-hover);
    color: var(--accent);
}

.btn-modal-action.active {
    background: var(--accent-light);
    border-color: rgba(91, 95, 247, 0.4);
    color: var(--accent);
}

#modalPrinted.active {
    background: rgba(22, 163, 74, 0.1);
    border-color: rgba(22, 163, 74, 0.35);
    color: var(--success);
}

#modalPrinted.active svg {
    stroke: var(--success);
}

#modalFavorite.active svg {
    fill: var(--favorite);
    stroke: var(--favorite);
}

#modalFavorite.active {
    background: rgba(245, 158, 11, 0.1);
    border-color: rgba(245, 158, 11, 0.35);
    color: var(--favorite);
}

.modal-body {
    display: flex;
    flex: 1;
    overflow: hidden;
}

.viewer-container {
    flex: 1;
    position: relative;
    background: linear-gradient(145deg, #eceef6 0%, #e2e5f0 100%);
    min-width: 0;
}

.viewer-container canvas {
    width: 100% !important;
    height: 100% !important;
    display: block;
}

.viewer-loading {
    position: absolute;
    inset: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 12px;
    background: rgba(236, 238, 246, 0.9);
    z-index: 5;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s;
}

.viewer-loading.visible {
    opacity: 1;
    pointer-events: auto;
}

.viewer-loading p {
    color: var(--text-secondary);
    font-size: 0.85rem;
}

.viewer-controls {
    position: absolute;
    bottom: 12px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 16px;
    padding: 6px 16px;
    border-radius: 20px;
    background: rgba(255, 255, 255, 0.75);
    backdrop-filter: blur(8px);
    font-size: 0.72rem;
    color: var(--text-muted);
    white-space: nowrap;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border);
}

.model-details {
    width: 320px;
    flex-shrink: 0;
    border-left: 1px solid var(--border);
    overflow-y: auto;
    padding: 20px;
    display: flex;
    flex-direction: column;
    gap: 20px;
    background: var(--bg-secondary);
}

.detail-section h4 {
    font-size: 0.72rem;
    font-weight: 700;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 10px;
}

.detail-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 6px 0;
    border-bottom: 1px solid rgba(0, 0, 0, 0.04);
}

.detail-label {
    color: var(--text-secondary);
    font-size: 0.85rem;
}

.detail-value {
    color: var(--text-primary);
    font-size: 0.85rem;
    font-weight: 600;
}

.maker-badges,
.resource-links {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.detail-badge {
    padding: 4px 10px;
    border-radius: 999px;
    background: var(--accent-light);
    color: var(--accent);
    font-size: 0.72rem;
    font-weight: 700;
    border: 1px solid rgba(91, 95, 247, 0.14);
}

.maker-profile {
    display: grid;
    gap: 8px;
    margin-top: 12px;
}

.profile-item {
    display: flex;
    justify-content: space-between;
    gap: 12px;
    padding: 8px 10px;
    border-radius: 10px;
    background: var(--bg-primary);
    font-size: 0.8rem;
    color: var(--text-secondary);
}

.profile-item strong {
    color: var(--text-primary);
    text-align: right;
}

.readme-excerpt {
    margin-top: 12px;
    color: var(--text-secondary);
    font-size: 0.82rem;
    line-height: 1.55;
}

.resource-links {
    margin-top: 12px;
}

.resource-link {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 7px 12px;
    border-radius: 10px;
    background: var(--bg-primary);
    border: 1px solid var(--border);
    color: var(--text-primary);
    font-size: 0.78rem;
    font-weight: 700;
    text-decoration: none;
}

.resource-link:hover {
    background: var(--accent-light);
    border-color: var(--border-hover);
    text-decoration: none;
}

.preview-gallery {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 8px;
}

.preview-thumb {
    border: 1px solid var(--border);
    border-radius: 12px;
    overflow: hidden;
    padding: 0;
    background: var(--bg-primary);
    cursor: pointer;
    box-shadow: var(--shadow-sm);
}

.preview-thumb img {
    display: block;
    width: 100%;
    height: 88px;
    object-fit: cover;
}

.empty-note {
    color: var(--text-muted);
    font-size: 0.8rem;
}

/* Tag Editor */
.tag-editor {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.current-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 5px;
}

.editable-tag {
    display: flex;
    align-items: center;
    gap: 4px;
    padding: 3px 8px;
    border-radius: 5px;
    background: var(--accent-light);
    color: var(--accent);
    font-size: 0.78rem;
    border: 1px solid rgba(91, 95, 247, 0.15);
    font-weight: 500;
}

.editable-tag .remove-tag {
    cursor: pointer;
    opacity: 0.5;
    font-size: 0.9rem;
    line-height: 1;
    transition: opacity 0.2s;
}

.editable-tag .remove-tag:hover {
    opacity: 1;
}

.tag-input-wrapper {
    display: flex;
    gap: 6px;
}

.tag-input-wrapper input {
    flex: 1;
    padding: 6px 10px;
    background: var(--bg-primary);
    border: 1.5px solid var(--border);
    border-radius: var(--radius-xs);
    color: var(--text-primary);
    font-family: var(--font);
    font-size: 0.82rem;
    outline: none;
}

.tag-input-wrapper input:focus {
    border-color: var(--accent);
}

.suggested-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 4px;
    margin-top: 4px;
}

.suggest-tag {
    padding: 2px 8px;
    border-radius: 5px;
    font-size: 0.72rem;
    background: rgba(22, 163, 74, 0.06);
    color: var(--success);
    border: 1px solid rgba(22, 163, 74, 0.15);
    cursor: pointer;
    transition: all 0.2s;
    font-weight: 500;
}

.suggest-tag:hover {
    background: rgba(22, 163, 74, 0.12);
}

.note-input {
    width: 100%;
    padding: 10px;
    background: var(--bg-primary);
    border: 1.5px solid var(--border);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    font-family: var(--font);
    font-size: 0.85rem;
    resize: vertical;
    outline: none;
    min-height: 60px;
}

.note-input:focus {
    border-color: var(--accent);
}

.btn-primary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 8px 16px;
    background: var(--accent-gradient);
    border: none;
    border-radius: var(--radius-sm);
    color: white;
    font-family: var(--font);
    font-size: 0.82rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s;
    box-shadow: var(--shadow-glow);
}

.btn-primary:hover {
    filter: brightness(1.1);
    transform: translateY(-1px);
}

.btn-sm {
    padding: 6px 12px;
    font-size: 0.78rem;
}

button.btn-sm {
    background: var(--accent-light);
    border: 1px solid rgba(91, 95, 247, 0.2);
    color: var(--accent);
    border-radius: var(--radius-xs);
    font-family: var(--font);
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s;
}

button.btn-sm:hover {
    background: rgba(91, 95, 247, 0.15);
}

.file-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 8px;
    max-height: 200px;
    overflow-y: auto;
}

.file-item {
    display: flex;
    align-items: stretch;
    gap: 8px;
}

.file-select {
    flex: 1;
    min-width: 0;
    border: 1px solid transparent;
    border-radius: 8px;
    background: var(--bg-primary);
    color: var(--text-secondary);
    padding: 8px 10px;
    text-align: left;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 10px;
    transition: all 0.2s ease;
}

.file-select:hover {
    border-color: var(--border-hover);
    color: var(--text-primary);
}

.file-item.active .file-select {
    border-color: var(--accent);
    background: var(--accent-light);
    color: var(--text-primary);
    box-shadow: var(--shadow-sm);
}

.file-name {
    min-width: 0;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    font-size: 0.78rem;
}

.file-format {
    flex-shrink: 0;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 0.68rem;
    font-weight: 700;
    color: var(--text-muted);
}

.file-role {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 32px;
    padding: 1px 6px;
    border-radius: 999px;
    background: rgba(26, 29, 46, 0.06);
    color: var(--text-secondary);
    font-size: 0.62rem;
    letter-spacing: 0.4px;
}

.file-item.active .file-format {
    color: var(--accent);
}

.file-download {
    flex-shrink: 0;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0 12px;
    border-radius: 8px;
    border: 1px solid var(--border);
    background: var(--bg-secondary);
    color: var(--text-secondary);
    font-size: 0.74rem;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.2s ease;
}

.file-download:hover {
    background: var(--accent-light);
    border-color: var(--border-hover);
    color: var(--accent);
    text-decoration: none;
}

/* ─── Toast ───────────────────────────────────────────── */

.toast-container {
    position: fixed;
    bottom: 24px;
    right: 24px;
    z-index: 300;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.toast {
    padding: 12px 20px;
    background: var(--bg-secondary);
    border: 1.5px solid var(--border);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    font-size: 0.85rem;
    box-shadow: var(--shadow-md);
    animation: toastIn 0.3s ease, toastOut 0.3s ease 2.7s forwards;
    max-width: 320px;
}

.toast.success {
    border-left: 3px solid var(--success);
}

.toast.error {
    border-left: 3px solid var(--danger);
}

.toast.info {
    border-left: 3px solid var(--accent);
}

@keyframes toastIn {
    from {
        transform: translateX(100px);
        opacity: 0;
    }

    to {
        transform: translateX(0);
        opacity: 1;
    }
}

@keyframes toastOut {
    from {
        transform: translateX(0);
        opacity: 1;
    }

    to {
        transform: translateX(100px);
        opacity: 0;
    }
}

/* ─── Empty State ─────────────────────────────────────── */

.empty-state {
    grid-column: 1 / -1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 60px 20px;
    text-align: center;
}

.empty-state .empty-icon {
    font-size: 4rem;
    margin-bottom: 16px;
    opacity: 0.4;
}

.empty-state h3 {
    color: var(--text-secondary);
    margin-bottom: 8px;
}

.empty-state p {
    color: var(--text-muted);
    font-size: 0.9rem;
}

/* ─── Responsive ──────────────────────────────────────── */

@media (max-width: 1024px) {
    .sidebar {
        width: 220px;
    }

    .content {
        margin-left: 220px;
    }

    .model-details {
        width: 260px;
    }
}

@media (max-width: 768px) {
    .sidebar {
        width: min(82vw, 320px);
        transform: translateX(-100%);
        z-index: 60;
    }

    .sidebar.mobile-open {
        transform: translateX(0);
    }

    .sidebar-mobile-bar {
        display: flex;
    }

    .content {
        margin-left: 0;
    }

    .stats {
        display: none;
    }

    .mobile-only {
        display: inline-flex;
    }

    .btn-rescan {
        min-width: auto;
        padding: 0 12px;
    }

    .modal-body {
        flex-direction: column;
    }

    .model-details {
        width: 100%;
        max-height: 40vh;
        border-left: none;
        border-top: 1px solid var(--border);
    }

    .model-grid {
        grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
    }

    .viewer-controls {
        width: calc(100% - 24px);
        max-width: 420px;
        justify-content: center;
        gap: 10px;
        padding: 8px 12px;
        white-space: normal;
        text-align: center;
    }
}

/* ─── Printed Badge ───────────────────────────────────── */
.printed-badge {
    position: absolute;
    bottom: 8px;
    left: 8px;
    padding: 3px 7px;
    border-radius: 5px;
    font-size: 0.65rem;
    font-weight: 600;
    background: rgba(22, 163, 74, 0.1);
    color: var(--success);
    border: 1px solid rgba(22, 163, 74, 0.2);
    z-index: 2;
}

/* ─── Rescan Spin ─────────────────────────────────────── */
.btn-icon.spinning svg,
.btn-action.spinning svg {
    animation: spin 0.8s linear infinite;
}