/* ============================================================
   BeatSmith Layout V2 — Two-Column Redesign
   Loaded AFTER styles.css to override the single-column layout.
   ============================================================ */

/* ── Design Tokens ─────────────────────────────────────────── */
:root {
    --bs-bg: #0f1117;
    --bs-surface: #1a1d27;
    --bs-surface-elevated: #212634;
    --bs-surface-hover: #22263a;
    --bs-border: #2a2e3f;
    --bs-border-strong: #3d445b;
    --bs-text: #e8eaed;
    --bs-text-muted: #8b8fa3;
    --bs-text-inverse: #0f1117;
    --bs-accent: #6366f1;
    --bs-accent-hover: #818cf8;
    --bs-accent-soft: rgba(99, 102, 241, 0.14);
    --bs-success: #22c55e;
    --bs-danger: #ef4444;
    --bs-warning: #f59e0b;
    --bs-warning-text: #1f1301;
    --bs-overlay: rgba(6, 11, 20, 0.56);
    --bs-shadow-sm: 0 10px 24px rgba(0, 0, 0, 0.16);
    --bs-shadow-md: 0 18px 42px rgba(0, 0, 0, 0.22);
    --bs-radius-sm: 6px;
    --bs-radius-md: 10px;
    --bs-radius-lg: 16px;
    --bs-space-xs: 4px;
    --bs-space-sm: 8px;
    --bs-space-md: 16px;
    --bs-space-lg: 24px;
    --bs-space-xl: 32px;
    --bs-sidebar-width: 300px;
    --bs-sidebar-rail-width: 76px;
    --bs-font: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --bs-preview-surface: rgba(26, 29, 39, 0.94);
    --bs-preview-toolbar: rgba(17, 20, 31, 0.92);
    --bs-preview-panel: rgba(20, 24, 37, 0.88);
    --bs-preview-panel-strong: rgba(24, 28, 43, 0.96);
    --bs-preview-track-label-text: #f8fafc;
    --bs-grid-bg: rgba(15, 17, 23, 0.62);
    --bs-grid-row-alt: rgba(99, 102, 241, 0.08);
    --bs-grid-subdivision: rgba(139, 143, 163, 0.22);
    --bs-grid-beat-line: rgba(129, 140, 248, 0.24);
    --bs-grid-bar-line: rgba(165, 180, 252, 0.45);
    --bs-grid-selection-fill: rgba(129, 140, 248, 0.18);
    --bs-grid-selection-stroke: rgba(165, 180, 252, 0.42);
    --bs-grid-playhead: #fbbf24;
    --bs-grid-playhead-glow: rgba(251, 191, 36, 0.35);
    --bs-grid-scroll-track: rgba(42, 46, 63, 0.45);
    --bs-grid-scroll-thumb: rgba(129, 140, 248, 0.42);
    --bs-map-bg: rgba(255, 255, 255, 0.04);
    --bs-map-point-ring: rgba(255, 255, 255, 0.85);
    --bs-map-point-ring-muted: rgba(255, 255, 255, 0.18);
    --bs-map-selection-ring: #ffffff;
    --bs-map-empty-text: rgba(255, 255, 255, 0.52);
}

html {
    color-scheme: dark;
}

html[data-theme='light'] {
    color-scheme: light;
    --bs-bg: #f4f6fb;
    --bs-surface: #ffffff;
    --bs-surface-elevated: #ffffff;
    --bs-surface-hover: #edf2fb;
    --bs-border: #d7deea;
    --bs-border-strong: #b9c3d5;
    --bs-text: #172033;
    --bs-text-muted: #5f6b82;
    --bs-text-inverse: #ffffff;
    --bs-accent: #3859d9;
    --bs-accent-hover: #2749cc;
    --bs-accent-soft: rgba(56, 89, 217, 0.12);
    --bs-success: #0f9f63;
    --bs-danger: #c03a3a;
    --bs-warning: #c06605;
    --bs-warning-text: #ffffff;
    --bs-overlay: rgba(15, 23, 42, 0.18);
    --bs-shadow-sm: 0 10px 26px rgba(15, 23, 42, 0.08);
    --bs-shadow-md: 0 18px 40px rgba(15, 23, 42, 0.12);
    --bs-preview-surface: rgba(255, 255, 255, 0.96);
    --bs-preview-toolbar: rgba(242, 245, 250, 0.96);
    --bs-preview-panel: rgba(247, 249, 253, 0.92);
    --bs-preview-panel-strong: rgba(255, 255, 255, 0.98);
    --bs-preview-track-label-text: #ffffff;
    --bs-grid-bg: rgba(250, 251, 255, 0.96);
    --bs-grid-row-alt: rgba(56, 89, 217, 0.05);
    --bs-grid-subdivision: rgba(148, 163, 184, 0.26);
    --bs-grid-beat-line: rgba(56, 89, 217, 0.18);
    --bs-grid-bar-line: rgba(56, 89, 217, 0.32);
    --bs-grid-selection-fill: rgba(56, 89, 217, 0.1);
    --bs-grid-selection-stroke: rgba(56, 89, 217, 0.28);
    --bs-grid-playhead: #d97706;
    --bs-grid-playhead-glow: rgba(217, 119, 6, 0.24);
    --bs-grid-scroll-track: rgba(215, 222, 234, 0.88);
    --bs-grid-scroll-thumb: rgba(56, 89, 217, 0.34);
    --bs-map-bg: rgba(56, 89, 217, 0.05);
    --bs-map-point-ring: rgba(23, 32, 51, 0.82);
    --bs-map-point-ring-muted: rgba(23, 32, 51, 0.16);
    --bs-map-selection-ring: #172033;
    --bs-map-empty-text: rgba(95, 107, 130, 0.82);
}

/* ── Global Overrides ──────────────────────────────────────── */
body {
    font-family: var(--bs-font);
    background: var(--bs-bg);
    color: var(--bs-text);
    min-height: 100vh;
    margin: 0;
    overflow-x: hidden;
    transition: background 0.2s ease, color 0.2s ease;
}

/* Hide legacy container + header styles */
.container {
    max-width: none;
    margin: 0;
    padding: 0;
}

.header {
    display: none;
}

/* ── App Shell — Two-Column Grid ───────────────────────────── */
.bs-app {
    display: grid;
    grid-template-columns: var(--bs-sidebar-width) 1fr;
    min-height: 100vh;
    transition: grid-template-columns 0.2s ease;
}

/* ── Sidebar ───────────────────────────────────────────────── */
.bs-sidebar {
    background: var(--bs-surface);
    border-right: 1px solid var(--bs-border);
    height: 100vh;
    position: sticky;
    top: 0;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    z-index: 100;
    scrollbar-width: thin;
    scrollbar-color: var(--bs-border) transparent;
}

.bs-sidebar::-webkit-scrollbar {
    width: 6px;
}
.bs-sidebar::-webkit-scrollbar-track {
    background: transparent;
}
.bs-sidebar::-webkit-scrollbar-thumb {
    background: var(--bs-border);
    border-radius: 3px;
}

.bs-sidebar-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--bs-space-sm);
    padding: var(--bs-space-md) var(--bs-space-md) var(--bs-space-sm);
    border-bottom: 1px solid var(--bs-border);
    flex-shrink: 0;
}

.bs-brand {
    min-width: 0;
    flex: 1;
}

.bs-logo {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--bs-text);
    margin: 0;
    letter-spacing: -0.02em;
}

.bs-logo-mark {
    flex-shrink: 0;
}

.bs-logo-text {
    white-space: nowrap;
}

.bs-sidebar-header-actions {
    display: flex;
    align-items: center;
    gap: var(--bs-space-sm);
}

.bs-sidebar-collapse-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    min-height: 36px;
    padding: 6px 10px;
    background: var(--bs-bg);
    color: var(--bs-text-muted);
    border: 1px solid var(--bs-border);
    border-radius: var(--bs-radius-sm);
    font-family: var(--bs-font);
    font-size: 0.75rem;
    font-weight: 600;
    cursor: pointer;
    transition: background 0.15s, color 0.15s, border-color 0.15s, box-shadow 0.15s;
}

.bs-sidebar-collapse-btn:hover {
    background: var(--bs-surface-hover);
    color: var(--bs-text);
    border-color: var(--bs-border-strong);
}

.bs-sidebar-collapse-btn:focus-visible {
    outline: 2px solid var(--bs-accent);
    outline-offset: 2px;
}

.bs-sidebar-collapse-icon {
    width: 18px;
    text-align: center;
}

.bs-sidebar-body {
    flex: 1;
    overflow-y: auto;
    padding: var(--bs-space-sm) 0;
}

.bs-theme-field {
    display: flex;
    flex-direction: column;
    gap: var(--bs-space-xs);
    padding: var(--bs-space-sm) var(--bs-space-md) var(--bs-space-md);
}

.bs-theme-label {
    color: var(--bs-text-muted);
    font-size: 0.72rem;
    font-weight: 600;
    letter-spacing: 0.03em;
    text-transform: uppercase;
}

.bs-theme-select {
    width: 100%;
    min-height: 40px;
    padding: var(--bs-space-sm) 12px;
    background: var(--bs-bg);
    color: var(--bs-text);
    border: 1px solid var(--bs-border);
    border-radius: var(--bs-radius-sm);
    font-size: 0.875rem;
    font-family: var(--bs-font);
    outline: none;
    transition: border-color 0.15s, box-shadow 0.15s, background 0.15s;
}

.bs-theme-select:focus {
    border-color: var(--bs-accent);
    box-shadow: 0 0 0 3px var(--bs-accent-soft);
}

/* ── Sidebar Toggle (mobile) ──────────────────────────────── */
.bs-sidebar-toggle {
    display: none;
    position: fixed;
    top: var(--bs-space-sm);
    left: var(--bs-space-sm);
    z-index: 200;
    background: var(--bs-surface);
    color: var(--bs-text);
    border: 1px solid var(--bs-border);
    border-radius: var(--bs-radius-sm);
    width: 40px;
    height: 40px;
    font-size: 1.25rem;
    cursor: pointer;
    align-items: center;
    justify-content: center;
    transition: background 0.15s;
}
.bs-sidebar-toggle:hover {
    background: var(--bs-surface-hover);
}
.bs-sidebar-toggle:focus-visible {
    outline: 2px solid var(--bs-accent);
    outline-offset: 2px;
}

/* ── Sidebar Search ────────────────────────────────────────── */
.bs-filter-section {
    padding: var(--bs-space-sm) var(--bs-space-md);
}

.bs-search-input {
    width: 100%;
    min-height: 40px;
    padding: var(--bs-space-sm) 12px;
    background: var(--bs-bg);
    color: var(--bs-text);
    border: 1px solid var(--bs-border);
    border-radius: var(--bs-radius-sm);
    font-size: 0.875rem;
    font-family: var(--bs-font);
    outline: none;
    transition: border-color 0.15s, box-shadow 0.15s;
}
.bs-search-input::placeholder {
    color: var(--bs-text-muted);
}
.bs-search-input:focus {
    border-color: var(--bs-accent);
    box-shadow: 0 0 0 3px var(--bs-accent-soft);
}

/* ── Filter Groups (details/summary) ──────────────────────── */
.bs-filter-group {
    border-top: 1px solid var(--bs-border);
    margin: 0;
}

.bs-filter-group-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 10px var(--bs-space-md);
    cursor: pointer;
    user-select: none;
    list-style: none;
    font-size: 0.8125rem;
    font-weight: 600;
    color: var(--bs-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.04em;
    transition: color 0.15s;
}
.bs-filter-group-header::-webkit-details-marker {
    display: none;
}
.bs-filter-group-header::marker {
    content: '';
}
.bs-filter-group-header:hover {
    color: var(--bs-text);
}
/* Chevron indicator */
.bs-filter-group-header::after {
    content: '▸';
    font-size: 0.75rem;
    transition: transform 0.2s;
    flex-shrink: 0;
    margin-left: var(--bs-space-sm);
}
.bs-filter-group[open] > .bs-filter-group-header::after {
    transform: rotate(90deg);
}

.bs-filter-group-title {
    flex: 1;
}

.bs-filter-group-badge {
    font-size: 0.6875rem;
    font-weight: 500;
    background: var(--bs-bg);
    color: var(--bs-text-muted);
    padding: 2px 8px;
    border-radius: 10px;
    margin-right: var(--bs-space-sm);
}

.bs-filter-group-body {
    padding: 0 var(--bs-space-md) var(--bs-space-md);
}

/* ── Genre search inside sidebar ───────────────────────────── */
.bs-genre-search {
    margin-bottom: var(--bs-space-sm);
}
.bs-genre-search input {
    width: 100%;
    min-height: 36px;
    padding: 6px 10px;
    background: var(--bs-bg);
    color: var(--bs-text);
    border: 1px solid var(--bs-border);
    border-radius: var(--bs-radius-sm);
    font-size: 0.8125rem;
    font-family: var(--bs-font);
    outline: none;
    transition: border-color 0.15s;
}
.bs-genre-search input::placeholder {
    color: var(--bs-text-muted);
}
.bs-genre-search input:focus {
    border-color: var(--bs-accent);
    box-shadow: 0 0 0 2px var(--bs-accent-soft);
}

/* ── Genre Actions ─────────────────────────────────────────── */
.bs-genre-actions {
    display: flex;
    gap: var(--bs-space-sm);
    padding-top: var(--bs-space-sm);
}

/* ── Button System ─────────────────────────────────────────── */
.bs-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    min-height: 40px;
    padding: var(--bs-space-sm) var(--bs-space-md);
    font-family: var(--bs-font);
    font-size: 0.875rem;
    font-weight: 500;
    border: 1px solid transparent;
    border-radius: var(--bs-radius-sm);
    cursor: pointer;
    transition: background 0.15s, border-color 0.15s, color 0.15s, box-shadow 0.15s;
    text-decoration: none;
    white-space: nowrap;
}
.bs-btn:focus-visible {
    outline: 2px solid var(--bs-accent);
    outline-offset: 2px;
}
.bs-btn:disabled {
    opacity: 0.4;
    cursor: not-allowed;
}

.bs-btn-primary {
    background: var(--bs-accent);
    color: #fff;
    border-color: var(--bs-accent);
}
.bs-btn-primary:hover:not(:disabled) {
    background: var(--bs-accent-hover);
    border-color: var(--bs-accent-hover);
}

.bs-btn-ghost {
    background: transparent;
    color: var(--bs-text-muted);
    border-color: var(--bs-border);
}
.bs-btn-ghost:hover:not(:disabled) {
    background: var(--bs-surface-hover);
    color: var(--bs-text);
}

.bs-btn-danger {
    background: transparent;
    color: var(--bs-danger);
    border-color: var(--bs-danger);
}
.bs-btn-danger:hover:not(:disabled) {
    background: rgba(239, 68, 68, 0.1);
}

.bs-btn-sm {
    min-height: 32px;
    padding: 4px 10px;
    font-size: 0.75rem;
}

.bs-btn-icon {
    min-width: 40px;
    padding: var(--bs-space-sm);
}

/* ── Main Content ──────────────────────────────────────────── */
.bs-main {
    padding: var(--bs-space-lg);
    min-height: 100vh;
    overflow-y: auto;
}

/* ── Pattern Map Panel (override old styles) ───────────────── */
.bs-panel {
    background: var(--bs-surface);
    border: 1px solid var(--bs-border);
    border-radius: var(--bs-radius-md);
    margin-bottom: var(--bs-space-lg);
}

.bs-panel > summary {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px var(--bs-space-md);
    cursor: pointer;
    font-weight: 600;
    font-size: 0.9375rem;
    color: var(--bs-text);
    list-style: none;
    user-select: none;
    border-radius: var(--bs-radius-md);
    transition: background 0.15s;
}
.bs-panel > summary::-webkit-details-marker {
    display: none;
}
.bs-panel > summary::marker {
    content: '';
}
.bs-panel > summary:hover {
    background: var(--bs-surface-hover);
}
.bs-panel > summary::after {
    content: '▸';
    font-size: 0.75rem;
    transition: transform 0.2s;
}
.bs-panel[open] > summary::after {
    transform: rotate(90deg);
}
.bs-panel[open] > summary {
    border-bottom: 1px solid var(--bs-border);
    border-radius: var(--bs-radius-md) var(--bs-radius-md) 0 0;
}

/* ── Genre Explorer — Override Legacy Styles ────────────────── */

/* Legacy details panel gets restyled within sidebar */
.genre-explorer-panel {
    background: none;
    border: none;
    border-radius: 0;
    box-shadow: none;
    margin: 0;
}

/* Hide the old summary since we use the bs-filter-group-header */
.genre-explorer-summary {
    display: none;
}

/* Reuse the genre-browser-shell as-is */
.genre-browser-shell {
    padding: 0;
    background: transparent;
}

/* Genre filter row overrides */
.genre-filter-row {
    margin-bottom: var(--bs-space-sm);
}
.genre-filter-row label {
    display: none; /* Label is implicit from section heading */
}
.genre-filter-row input,
#genre-filter-input {
    width: 100%;
    min-height: 36px;
    padding: 6px 10px;
    background: var(--bs-bg);
    color: var(--bs-text);
    border: 1px solid var(--bs-border);
    border-radius: var(--bs-radius-sm);
    font-size: 0.8125rem;
    font-family: var(--bs-font);
    outline: none;
    transition: border-color 0.15s;
}
.genre-filter-row input::placeholder {
    color: var(--bs-text-muted);
}
.genre-filter-row input:focus {
    border-color: var(--bs-accent);
    box-shadow: 0 0 0 2px rgba(99, 102, 241, 0.15);
}

/* Genre selected tray */
.genre-selected-tray {
    margin: var(--bs-space-sm) 0;
}
.genre-selected-empty {
    padding: var(--bs-space-sm);
    text-align: center;
    color: var(--bs-text-muted);
    font-size: 0.75rem;
}
.genre-selected-empty-label {
    display: block;
    font-weight: 600;
    margin-bottom: 2px;
}
.genre-selected-empty-copy {
    display: block;
    line-height: 1.35;
}

/* Selected genre chips */
.selected-genre-chip {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 3px 8px;
    margin: 2px;
    background: var(--bs-bg);
    color: var(--bs-text);
    border: 1px solid var(--bs-border);
    border-radius: 12px;
    font-size: 0.6875rem;
    cursor: pointer;
    transition: background 0.15s;
}
.selected-genre-chip:hover {
    background: var(--bs-surface-hover);
}

/* Genre grid compact overrides */
.genre-grid-compact {
    background: transparent;
    border: none;
    box-shadow: none;
    padding: 0;
    margin: 0;
    border-radius: 0;
}

/* Genre browser layout within sidebar */
.genre-browser-layout {
    display: flex;
    flex-direction: column;
    gap: var(--bs-space-sm);
}

/* Genre rail (category tabs) */
.genre-rail {
    display: flex;
    gap: 4px;
    overflow-x: auto;
    padding-bottom: var(--bs-space-xs);
    scrollbar-width: thin;
    scrollbar-color: var(--bs-border) transparent;
    flex-wrap: wrap;
}

/* Category pills */
.genre-category-pill {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 4px 8px;
    background: var(--bs-bg);
    color: var(--bs-text-muted);
    border: 1px solid var(--bs-border);
    border-radius: 14px;
    font-size: 0.6875rem;
    cursor: pointer;
    white-space: nowrap;
    transition: background 0.15s, border-color 0.15s, color 0.15s;
    font-family: var(--bs-font);
}
.genre-category-pill:hover {
    background: var(--bs-surface-hover);
    color: var(--bs-text);
}
.genre-category-pill.active {
    background: var(--bs-accent);
    color: #fff;
    border-color: var(--bs-accent);
}
.genre-category-pill-emoji {
    font-size: 0.8125rem;
}
.genre-category-pill-name {
    font-weight: 500;
}
.genre-category-pill-meta {
    font-size: 0.625rem;
    opacity: 0.7;
}

/* Subgenre stage */
.subgenre-stage {
    max-height: 240px;
    overflow-y: auto;
    scrollbar-width: thin;
    scrollbar-color: var(--bs-border) transparent;
}
.subgenre-stage-panel,
.subgenre-stage-empty {
    padding: var(--bs-space-md);
    background: var(--bs-surface);
    border: 1px solid var(--bs-border);
    border-radius: var(--bs-radius-md);
    box-shadow: none;
}
.subgenre-stage-panel {
    border-left: 3px solid var(--cat-color, var(--bs-accent));
}
.subgenre-stage-header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    margin-bottom: var(--bs-space-sm);
}
.subgenre-stage-header.compact {
    margin-bottom: var(--bs-space-sm);
}
.subgenre-stage-header h3 {
    font-size: 0.8125rem;
    color: var(--bs-text);
    margin: 0;
}
.subgenre-stage-header p {
    font-size: 0.6875rem;
    color: var(--bs-text-muted);
    margin: 0;
    line-height: 1.3;
}
.subgenre-stage-kicker {
    text-transform: uppercase;
    font-size: 0.625rem;
    letter-spacing: 0.04em;
    color: color-mix(in srgb, var(--cat-color, var(--bs-accent)) 70%, var(--bs-text-muted) 30%);
    margin-bottom: 2px;
}
.subgenre-stage-badge {
    font-size: 0.625rem;
    background: var(--bs-bg);
    color: var(--bs-text-muted);
    border: 1px solid var(--bs-border);
    padding: 2px 6px;
    border-radius: 8px;
    white-space: nowrap;
}
.subgenre-stage-empty {
    text-align: center;
    padding: var(--bs-space-md);
    color: var(--bs-text-muted);
}
.subgenre-stage-empty h3 {
    font-size: 0.875rem;
    margin-bottom: 4px;
}
.subgenre-stage-empty p {
    font-size: 0.75rem;
}

/* Subgenre chip grid */
.subgenre-chip-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 4px;
}

/* Genre card compact (within sidebar) */
.genre-card-compact {
    display: inline-flex;
    align-items: center;
    padding: 4px 10px;
    background: var(--bs-bg);
    color: var(--bs-text-muted);
    border: 1px solid var(--bs-border);
    border-radius: 12px;
    font-size: 0.6875rem;
    font-family: var(--bs-font);
    cursor: pointer;
    transition: background 0.15s, border-color 0.15s, color 0.15s;
    white-space: nowrap;
}
.genre-card-compact:hover {
    background: var(--bs-surface-hover);
    color: var(--bs-text);
    border-color: var(--bs-text-muted);
}
.genre-card-compact.selected {
    background: var(--bs-accent);
    color: #fff;
    border-color: var(--bs-accent);
}
.genre-card-compact:focus-visible {
    outline: 2px solid var(--bs-accent);
    outline-offset: 2px;
}

/* Genre actions override */
.genre-actions,
.genre-action-btn {
    background: transparent;
    border: 1px solid var(--bs-border);
    color: var(--bs-text-muted);
    padding: 4px 10px;
    border-radius: var(--bs-radius-sm);
    font-size: 0.6875rem;
    cursor: pointer;
    font-family: var(--bs-font);
    transition: background 0.15s, color 0.15s;
}
.genre-actions {
    display: flex;
    gap: var(--bs-space-sm);
    padding-top: var(--bs-space-sm);
    border: none;
}
.genre-action-btn:hover:not(:disabled) {
    background: var(--bs-surface-hover);
    color: var(--bs-text);
}
.genre-action-btn:disabled {
    opacity: 0.4;
    cursor: not-allowed;
}

/* ── Tag Filter — Override Legacy Styles ────────────────────── */
.tag-filter-panel {
    background: none;
    border: none;
    border-radius: 0;
    box-shadow: none;
    margin: 0;
}
.tag-filter-summary {
    display: none;
}
.tag-filter-body {
    padding: 0;
}

/* Tag mode toggle */
.tag-mode-toggle {
    display: flex;
    gap: 2px;
    background: var(--bs-bg);
    border-radius: var(--bs-radius-sm);
    padding: 2px;
    margin-bottom: var(--bs-space-sm);
}
.tag-mode-btn {
    flex: 1;
    padding: 5px 8px;
    background: transparent;
    color: var(--bs-text-muted);
    border: none;
    border-radius: 4px;
    font-size: 0.6875rem;
    font-family: var(--bs-font);
    cursor: pointer;
    transition: background 0.15s, color 0.15s;
}
.tag-mode-btn.active {
    background: var(--bs-accent);
    color: #fff;
}
.tag-mode-btn:focus-visible {
    outline: 2px solid var(--bs-accent);
    outline-offset: 1px;
}

/* Tag clear button */
.tag-clear-btn {
    background: transparent;
    color: var(--bs-text-muted);
    border: 1px solid var(--bs-border);
    border-radius: var(--bs-radius-sm);
    padding: 4px 8px;
    font-size: 0.6875rem;
    cursor: pointer;
    font-family: var(--bs-font);
    transition: background 0.15s, color 0.15s;
}
.tag-clear-btn:hover {
    background: var(--bs-surface-hover);
    color: var(--bs-text);
}

/* Tag filter controls layout */
.tag-filter-controls {
    display: flex;
    gap: var(--bs-space-sm);
    align-items: center;
    margin-bottom: var(--bs-space-sm);
}

/* Tag selected tray */
.tag-selected-tray {
    display: flex;
    flex-wrap: wrap;
    gap: 4px;
    margin-bottom: var(--bs-space-sm);
}
.tag-selected-chip {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 3px 8px;
    background: var(--bs-accent);
    color: #fff;
    border-radius: 12px;
    font-size: 0.6875rem;
    cursor: pointer;
    transition: background 0.15s;
}
.tag-selected-chip:hover {
    background: var(--bs-accent-hover);
}
.tag-selected-chip .remove-x {
    opacity: 0.7;
}

/* Tag categories */
.tag-categories {
    max-height: 200px;
    overflow-y: auto;
    scrollbar-width: thin;
    scrollbar-color: var(--bs-border) transparent;
}
.tag-category-section {
    margin-bottom: var(--bs-space-sm);
}
.tag-category-name {
    font-size: 0.6875rem;
    font-weight: 600;
    color: var(--bs-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.03em;
    margin-bottom: 4px;
}
.tag-category-chips {
    display: flex;
    flex-wrap: wrap;
    gap: 4px;
}
.tag-chip {
    display: inline-flex;
    align-items: center;
    padding: 3px 8px;
    background: var(--bs-bg);
    color: var(--bs-text-muted);
    border: 1px solid var(--bs-border);
    border-radius: 12px;
    font-size: 0.6875rem;
    font-family: var(--bs-font);
    cursor: pointer;
    transition: background 0.15s, border-color 0.15s, color 0.15s;
}
.tag-chip:hover {
    background: var(--bs-surface-hover);
    color: var(--bs-text);
}
.tag-chip.selected {
    background: var(--bs-accent);
    color: #fff;
    border-color: var(--bs-accent);
}
.tag-chip:focus-visible {
    outline: 2px solid var(--bs-accent);
    outline-offset: 2px;
}

/* ── Pattern Search — Hide Old, Sidebar Is Canonical ───────── */
.pattern-search {
    display: none !important;
}

/* ── Genre Selection — Remove Legacy Wrapper Spacing ───────── */
.genre-selection {
    margin: 0;
}

/* ── Dynamic Content — Pattern Cards ───────────────────────── */
.dynamic-content {
    background: var(--bs-surface);
    border: 1px solid var(--bs-border);
    border-radius: var(--bs-radius-md);
    padding: var(--bs-space-lg);
    box-shadow: none;
    backdrop-filter: none;
    min-height: 320px;
    margin-bottom: var(--bs-space-lg);
}

.dynamic-content-header {
    display: flex;
    align-items: center;
    gap: var(--bs-space-md);
    margin-bottom: var(--bs-space-md);
    flex-wrap: wrap;
}

.content-title {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--bs-text);
    margin: 0;
    flex: 1;
}

/* Pattern grid */
.pattern-grid-compact {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: var(--bs-space-md);
}

.pattern-type-button {
    background: var(--bs-surface-elevated);
    border: 1px solid var(--bs-border);
    color: var(--bs-text);
    box-shadow: none;
}
.pattern-type-button:hover {
    background: var(--bs-surface-hover);
    border-color: var(--bs-accent);
    box-shadow: none;
}
.pattern-type-button.active {
    background: var(--bs-accent);
    color: #fff;
    border-color: var(--bs-accent);
    box-shadow: none;
}

/* Pattern cards */
.pattern-card-compact {
    background: var(--bs-surface);
    border: 1px solid var(--bs-border);
    border-radius: var(--bs-radius-md);
    padding: var(--bs-space-md);
    cursor: pointer;
    transition: background 0.15s, border-color 0.15s, transform 0.1s;
}
.pattern-card-compact:hover {
    background: var(--bs-surface-hover);
    border-color: var(--bs-accent);
    transform: translateY(-1px);
}
.pattern-card-compact h4 {
    font-size: 0.9375rem;
    font-weight: 600;
    color: var(--bs-text);
    margin: 0 0 var(--bs-space-xs);
}
.pattern-description-compact {
    font-size: 0.8125rem;
    color: var(--bs-text-muted);
    line-height: 1.4;
    margin: 0 0 var(--bs-space-sm);
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}
.pattern-info-compact {
    font-size: 0.6875rem;
    color: var(--bs-text-muted);
    font-variant-numeric: tabular-nums;
}
.pattern-structure-compact {
    font-size: 0.6875rem;
    color: var(--bs-accent, #7c8aff);
    margin-top: var(--bs-space-xs);
    font-family: var(--bs-font-mono, monospace);
    opacity: 0.8;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

/* ── Browse mode toggle ──────────────────────────────────────── */
.bs-browse-toggle {
    padding-top: var(--bs-space-xs) !important;
    padding-bottom: 0 !important;
}
.bs-toggle-group {
    display: flex;
    gap: 0;
    border: 1px solid var(--bs-border);
    border-radius: var(--bs-radius-sm);
    overflow: hidden;
}
.bs-toggle-btn {
    flex: 1;
    min-height: 32px;
    padding: 4px 12px;
    background: transparent;
    color: var(--bs-text-muted);
    border: none;
    font-size: 0.8125rem;
    font-family: var(--bs-font);
    cursor: pointer;
    transition: background 0.15s, color 0.15s;
}
.bs-toggle-btn.active {
    background: var(--bs-accent, #7c8aff);
    color: #fff;
}
.bs-toggle-btn:hover:not(.active) {
    background: var(--bs-surface-hover);
    color: var(--bs-text);
}

/* ── Phrase label filter chips ──────────────────────────────── */
.bs-phrase-label-chips {
    display: flex;
    flex-wrap: wrap;
    gap: 4px;
}
.bs-label-chip {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 3px 10px;
    border-radius: 12px;
    font-size: 0.75rem;
    font-family: var(--bs-font);
    cursor: pointer;
    border: 1px solid var(--bs-border);
    background: transparent;
    color: var(--bs-text-muted);
    transition: background 0.15s, color 0.15s, border-color 0.15s;
}
.bs-label-chip.active {
    border-color: currentColor;
    font-weight: 600;
}
.bs-label-chip:hover:not(.active) {
    background: var(--bs-surface-hover);
}
.bs-label-chip .chip-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    display: inline-block;
}

/* ── Phrase cards ──────────────────────────────────────────── */
.phrase-card-compact {
    padding: var(--bs-space-sm) var(--bs-space-md);
    border-bottom: 1px solid var(--bs-border);
    cursor: pointer;
    transition: background 0.15s;
}
.phrase-card-compact:hover {
    background: var(--bs-surface-hover);
}
.phrase-card-compact .phrase-label-badge {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 2px 8px;
    border-radius: 10px;
    font-size: 0.6875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.02em;
}
.phrase-card-compact h4 {
    font-size: 0.8125rem;
    margin: 4px 0 2px;
    font-weight: 500;
    color: var(--bs-text);
}
.phrase-card-compact .phrase-meta {
    font-size: 0.75rem;
    color: var(--bs-text-muted);
    font-variant-numeric: tabular-nums;
}

/* Back button */
.back-button-new {
    display: inline-flex;
    align-items: center;
    min-height: 36px;
    padding: 6px 12px;
    background: transparent;
    color: var(--bs-text-muted);
    border: 1px solid var(--bs-border);
    border-radius: var(--bs-radius-sm);
    font-size: 0.8125rem;
    font-family: var(--bs-font);
    cursor: pointer;
    transition: background 0.15s, color 0.15s;
    white-space: nowrap;
}
.back-button-new:hover {
    background: var(--bs-surface-hover);
    color: var(--bs-text);
}

/* Show/Hide pattern toggle buttons */
.pattern-visibility-controls {
    display: flex;
    gap: var(--bs-space-sm);
}
.pattern-visibility-btn {
    min-height: 32px;
    padding: 4px 10px;
    background: transparent;
    color: var(--bs-text-muted);
    border: 1px solid var(--bs-border);
    border-radius: var(--bs-radius-sm);
    font-size: 0.75rem;
    font-family: var(--bs-font);
    cursor: pointer;
    transition: background 0.15s, color 0.15s;
}
.pattern-visibility-btn:hover:not(:disabled) {
    background: var(--bs-surface-hover);
    color: var(--bs-text);
}
.pattern-visibility-btn:disabled {
    opacity: 0.35;
    cursor: not-allowed;
}

/* Standard empty state */
.standard-empty-state {
    text-align: center;
    padding: var(--bs-space-xl);
    background: var(--bs-surface-elevated);
    border: 1px dashed var(--bs-border-strong);
    border-radius: var(--bs-radius-md);
    color: var(--bs-text-muted);
    font-size: 0.875rem;
}

/* ── Download Section ──────────────────────────────────────── */
.download-section {
    background: transparent;
    border: none;
    padding: 0;
    margin: 0;
    box-shadow: none;
    border-radius: 0;
}

/* Download nav bar */
.download-nav {
    background: var(--bs-surface);
    border: 1px solid var(--bs-border);
    border-radius: var(--bs-radius-md);
    padding: var(--bs-space-md);
    margin-bottom: var(--bs-space-md);
}
.download-nav-main {
    display: flex;
    align-items: center;
    gap: var(--bs-space-md);
    flex-wrap: wrap;
}
.pattern-header-copy {
    flex: 1;
    min-width: 0;
}
.pattern-header-title {
    font-size: 1rem;
    font-weight: 600;
    color: var(--bs-text);
    margin: 0;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}
.pattern-header-subtitle {
    font-size: 0.75rem;
    color: var(--bs-text-muted);
    margin: 2px 0 0;
}
.pattern-header-description {
    font-size: 0.75rem;
    font-style: italic;
    color: var(--bs-text-muted);
    margin: 2px 0 0;
    line-height: 1.4;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}
.pattern-nav-group {
    display: flex;
    align-items: center;
    gap: var(--bs-space-sm);
}
.pattern-nav-btn {
    min-height: 36px;
    padding: 6px 12px;
    background: transparent;
    color: var(--bs-text-muted);
    border: 1px solid var(--bs-border);
    border-radius: var(--bs-radius-sm);
    font-size: 0.75rem;
    font-family: var(--bs-font);
    cursor: pointer;
    transition: background 0.15s, color 0.15s;
}
.pattern-nav-btn:hover:not(:disabled) {
    background: var(--bs-surface-hover);
    color: var(--bs-text);
}
.pattern-nav-btn:disabled {
    opacity: 0.35;
    cursor: not-allowed;
}
.pattern-nav-status {
    font-size: 0.75rem;
    color: var(--bs-text-muted);
    white-space: nowrap;
}

/* ── Download Actions / Pattern Action Cards ───────────────── */
.download-actions {
    display: flex;
    flex-direction: column;
    gap: var(--bs-space-sm);
}

.pattern-tools-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--bs-space-sm);
    align-items: start;
}

.download-options {
    background: var(--bs-surface);
    border: 1px solid var(--bs-border);
    border-radius: var(--bs-radius-md);
    padding: var(--bs-space-sm) var(--bs-space-md);
}

/* Pattern action cards (edit, extend) */
.pattern-action-card {
    display: flex;
    flex-direction: column;
    gap: var(--bs-space-xs);
    background: var(--bs-surface-elevated);
    border: 1px solid var(--bs-border);
    border-radius: var(--bs-radius-md);
    padding: var(--bs-space-sm) var(--bs-space-md);
    box-shadow: var(--bs-shadow-sm);
    transition: border-color 0.15s, box-shadow 0.15s, background 0.15s;
}

.action-card-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--bs-space-sm);
    margin-bottom: 2px;
}

.action-card-title {
    margin: 0;
    font-size: 0.8125rem;
    font-weight: 600;
    line-height: 1.2;
    color: var(--bs-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.04em;
}

.action-card-main {
    display: flex;
    align-items: center;
    gap: 6px;
    flex-wrap: wrap;
}

/* Edit card action row — keep primary actions grouped, push secondary right */
.edit-action-row {
    gap: 4px;
}
.edit-action-spacer {
    flex: 1;
    min-width: 4px;
}

/* ── Reroll Controls ───────────────────────────────────────── */
.reroll-button,
.reroll-undo-button,
.humanize-button,
.add-base-pattern-btn,
.ai-extend-go {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 4px;
    min-height: 34px;
    padding: 5px 10px;
    border-radius: var(--bs-radius-sm);
    font-size: 0.8125rem;
    font-weight: 600;
    font-family: var(--bs-font);
    cursor: pointer;
    transition: background 0.15s, border-color 0.15s, color 0.15s, transform 0.15s;
}

.reroll-button,
.ai-extend-go {
    background: var(--bs-accent);
    color: var(--bs-text-inverse);
    border: 1px solid transparent;
}
.reroll-button:hover:not(:disabled) {
    background: var(--bs-accent-hover);
    transform: translateY(-1px);
}
.reroll-undo-button {
    background: transparent;
    color: var(--bs-text-muted);
    border: 1px solid var(--bs-border);
}
.reroll-undo-button:hover:not(:disabled) {
    background: var(--bs-surface-hover);
    color: var(--bs-text);
}
.reroll-undo-button:disabled {
    opacity: 0.35;
    cursor: not-allowed;
}
.reroll-icon {
    font-size: 1rem;
}
.reroll-label {
    font-weight: 500;
}

/* Inline settings toggle — compact chevron next to action buttons */
.settings-toggle-btn {
    display: inline-flex;
    align-items: center;
    gap: 2px;
    min-height: 34px;
    min-width: 28px;
    padding: 4px 6px;
    background: transparent;
    color: var(--bs-text-muted);
    border: 1px solid var(--bs-border);
    border-radius: var(--bs-radius-sm);
    font-size: 0.75rem;
    cursor: pointer;
    transition: background 0.15s, color 0.15s;
    justify-content: center;
}
.settings-toggle-inline {
    min-width: 24px;
    padding: 2px 4px;
    border: none;
    background: transparent;
    opacity: 0.6;
}
.settings-toggle-inline:hover {
    opacity: 1;
}
.settings-toggle-btn:hover {
    background: var(--bs-surface-hover);
    color: var(--bs-text);
}
.settings-toggle-btn.open .settings-toggle-chevron {
    transform: rotate(180deg);
}
.settings-toggle-chevron {
    transition: transform 0.2s ease;
    display: inline-block;
}
.settings-toggle-btn:focus-visible {
    outline: 2px solid var(--bs-accent);
    outline-offset: 2px;
}

/* Settings drawers */
.reroll-settings-drawer,
.humanize-settings-drawer,
.ai-extend-settings {
    padding-top: var(--bs-space-sm);
    margin-top: var(--bs-space-xs);
    border-top: 1px solid var(--bs-border);
    display: none;
    max-height: 280px;
    overflow-y: auto;
}
.reroll-settings-drawer.open,
.humanize-settings-drawer.open,
.ai-extend-settings.open {
    display: block;
}

/* Mode buttons (reroll, humanize, extend) */
.reroll-mode-group,
.humanize-mode-group,
.ai-extend-mode-group {
    margin-bottom: var(--bs-space-xs);
}
.reroll-mode-label,
.humanize-mode-label {
    display: block;
    font-size: 0.6875rem;
    color: var(--bs-text-muted);
    margin-bottom: 3px;
    font-weight: 500;
}
.reroll-mode-buttons,
.humanize-mode-buttons,
.ai-extend-mode-buttons {
    display: flex;
    gap: 3px;
    flex-wrap: wrap;
}
.reroll-mode-btn,
.humanize-mode-btn,
.ai-extend-mode-btn {
    padding: 4px 10px;
    background: var(--bs-bg);
    color: var(--bs-text-muted);
    border: 1px solid var(--bs-border);
    border-radius: var(--bs-radius-sm);
    font-size: 0.6875rem;
    font-family: var(--bs-font);
    cursor: pointer;
    transition: background 0.15s, border-color 0.15s, color 0.15s;
}
.reroll-mode-btn:hover,
.humanize-mode-btn:hover,
.ai-extend-mode-btn:hover {
    background: var(--bs-surface-hover);
    color: var(--bs-text);
}
.reroll-mode-btn.active,
.humanize-mode-btn.active,
.ai-extend-mode-btn.active {
    background: var(--bs-accent);
    color: #fff;
    border-color: var(--bs-accent);
}
.reroll-mode-btn:focus-visible,
.humanize-mode-btn:focus-visible,
.ai-extend-mode-btn:focus-visible {
    outline: 2px solid var(--bs-accent);
    outline-offset: 2px;
}

/* Sliders */
.reroll-slider-group,
.humanize-slider-group,
.ai-extend-slider-group {
    display: flex;
    align-items: center;
    gap: var(--bs-space-xs);
    margin-bottom: 2px;
}
.reroll-slider-group label,
.humanize-slider-group label,
.ai-extend-slider-group label {
    font-size: 0.6875rem;
    color: var(--bs-text-muted);
    min-width: 60px;
    font-weight: 500;
}
.reroll-slider-group input[type="range"],
.humanize-slider-group input[type="range"],
.ai-extend-slider-group input[type="range"] {
    flex: 1;
    accent-color: var(--bs-accent);
    height: 4px;
}
.reroll-slider-group span,
.humanize-slider-group span,
.ai-extend-slider-group span {
    font-size: 0.6875rem;
    color: var(--bs-text-muted);
    min-width: 26px;
    text-align: right;
    font-variant-numeric: tabular-nums;
}

/* Humanize detail grid */
.humanize-detail-grid {
    display: flex;
    flex-direction: column;
    gap: 0;
}
.delete-selected-btn {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    min-height: 34px;
    padding: 5px 8px;
    background: transparent;
    color: var(--bs-danger);
    border: 1px solid color-mix(in srgb, var(--bs-danger) 32%, transparent);
    border-radius: var(--bs-radius-sm);
    font-size: 0.75rem;
    font-family: var(--bs-font);
    cursor: pointer;
    transition: background 0.15s;
}
.delete-selected-btn:hover {
    background: color-mix(in srgb, var(--bs-danger) 10%, transparent);
}

/* Delete confirm banner */
.delete-confirm-banner {
    display: flex;
    align-items: center;
    gap: var(--bs-space-xs);
    padding: var(--bs-space-xs) var(--bs-space-sm);
    margin-top: var(--bs-space-xs);
    background: color-mix(in srgb, var(--bs-danger) 10%, transparent);
    border: 1px solid color-mix(in srgb, var(--bs-danger) 22%, transparent);
    border-radius: var(--bs-radius-sm);
    flex-wrap: wrap;
}
.delete-confirm-text {
    flex: 1;
    font-size: 0.75rem;
    color: var(--bs-danger);
}
.delete-confirm-actions {
    display: flex;
    gap: var(--bs-space-xs);
}
.delete-cancel-btn {
    min-height: 28px;
    padding: 3px 8px;
    background: transparent;
    color: var(--bs-text-muted);
    border: 1px solid var(--bs-border);
    border-radius: var(--bs-radius-sm);
    font-size: 0.6875rem;
    font-family: var(--bs-font);
    cursor: pointer;
}
.delete-confirm-btn {
    min-height: 28px;
    padding: 3px 8px;
    background: var(--bs-danger);
    color: #fff;
    border: none;
    border-radius: var(--bs-radius-sm);
    font-size: 0.6875rem;
    font-family: var(--bs-font);
    cursor: pointer;
}

/* Reroll status */
.reroll-status {
    display: flex;
    align-items: center;
    gap: var(--bs-space-xs);
    margin-top: var(--bs-space-xs);
    padding: var(--bs-space-xs);
    background: var(--bs-accent-soft);
    border-radius: var(--bs-radius-sm);
    font-size: 0.75rem;
    color: var(--bs-accent);
}
.reroll-spinner {
    width: 12px;
    height: 12px;
    border: 2px solid var(--bs-border);
    border-top-color: var(--bs-accent);
    border-radius: 50%;
    animation: bs-spin 0.6s linear infinite;
}
@keyframes bs-spin {
    to { transform: rotate(360deg); }
}

/* ── Humanize Controls ─────────────────────────────────────── */
.humanize-button {
    background: var(--bs-warning);
    color: var(--bs-warning-text);
    border: 1px solid transparent;
}
.humanize-button:hover {
    filter: brightness(1.05);
    transform: translateY(-1px);
}
.humanize-icon {
    font-size: 1rem;
}
.humanize-label {
    font-weight: 500;
}

/* ── Extend Controls ───────────────────────────────────────── */
.add-base-pattern-btn {
    background: transparent;
    color: var(--bs-text);
    border: 1px solid var(--bs-border);
    width: 100%;
}
.add-base-pattern-btn:hover {
    background: var(--bs-surface-hover);
    border-color: var(--bs-text-muted);
    transform: translateY(-1px);
}
.add-base-icon {
    font-size: 1rem;
    font-weight: bold;
}
.add-base-label {
    font-weight: 500;
}

.extend-card-main {
    align-items: stretch;
}

/* AI extend inline row */
.ai-extend-inline {
    display: flex;
    align-items: center;
    gap: 6px;
    flex-wrap: wrap;
    width: 100%;
    padding: 6px var(--bs-space-sm);
    background: var(--bs-bg);
    border: 1px solid var(--bs-border);
    border-radius: var(--bs-radius-sm);
}
.ai-extend-inline-icon {
    font-size: 1rem;
}
.ai-extend-inline-label {
    font-size: 0.75rem;
    font-weight: 500;
    color: var(--bs-text-muted);
}
.ai-extend-select {
    min-height: 30px;
    padding: 2px 6px;
    background: var(--bs-bg);
    color: var(--bs-text);
    border: 1px solid var(--bs-border);
    border-radius: var(--bs-radius-sm);
    font-size: 0.75rem;
    font-family: var(--bs-font);
}
.ai-extend-inline-suffix {
    font-size: 0.75rem;
    color: var(--bs-text-muted);
}
.ai-extend-go {
    min-height: 30px;
    padding: 4px 12px;
    font-size: 0.75rem;
    margin-left: auto;
}
.ai-extend-go:hover {
    background: var(--bs-accent-hover);
}

.ai-extend-settings {
    padding-top: var(--bs-space-xs);
}

/* ── Download / Generate Buttons ───────────────────────────── */
.download-button {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    min-height: 42px;
    padding: 10px var(--bs-space-lg);
    background: var(--bs-success);
    color: #fff;
    border: none;
    border-radius: var(--bs-radius-md);
    font-size: 0.9375rem;
    font-weight: 600;
    font-family: var(--bs-font);
    cursor: pointer;
    transition: background 0.15s, transform 0.1s;
}
.download-button:hover {
    filter: brightness(1.1);
    transform: translateY(-1px);
}
.download-button:active {
    transform: translateY(0);
}

.secondary-button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 36px;
    padding: var(--bs-space-xs) var(--bs-space-md);
    background: transparent;
    color: var(--bs-text-muted);
    border: 1px solid var(--bs-border);
    border-radius: var(--bs-radius-sm);
    font-size: 0.875rem;
    font-family: var(--bs-font);
    cursor: pointer;
    transition: background 0.15s, color 0.15s;
}
.secondary-button:hover:not(:disabled) {
    background: var(--bs-surface-hover);
    color: var(--bs-text);
}

/* ── Form Elements ─────────────────────────────────────────── */
.form-group-inline {
    display: flex;
    align-items: center;
    gap: var(--bs-space-sm);
}
.form-group-inline label {
    font-size: 0.8125rem;
    color: var(--bs-text-muted);
    font-weight: 500;
}
.form-group-inline input[type="number"] {
    min-height: 36px;
    padding: 4px 8px;
    background: var(--bs-bg);
    color: var(--bs-text);
    border: 1px solid var(--bs-border);
    border-radius: var(--bs-radius-sm);
    font-size: 0.8125rem;
    font-family: var(--bs-font);
    width: 60px;
}

/* ── Status Section ────────────────────────────────────────── */
.status-section {
    background: var(--bs-surface);
    border: 1px solid var(--bs-border);
    border-radius: var(--bs-radius-md);
    padding: var(--bs-space-md);
    margin-bottom: var(--bs-space-md);
}
.status-message {
    font-size: 0.875rem;
    color: var(--bs-text-muted);
    margin-bottom: var(--bs-space-sm);
}
.progress-bar {
    height: 4px;
    background: var(--bs-bg);
    border-radius: 2px;
    overflow: hidden;
}
.progress-fill {
    height: 100%;
    background: var(--bs-accent);
    border-radius: 2px;
    transition: width 0.3s;
}

/* ── Pattern Map Overrides ─────────────────────────────────── */
.pattern-map-panel {
    background: var(--bs-surface);
    border: 1px solid var(--bs-border);
    border-radius: var(--bs-radius-md);
    margin-bottom: var(--bs-space-lg);
    box-shadow: none;
}
.pattern-map-summary {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--bs-space-sm);
    padding: 12px var(--bs-space-md);
    cursor: pointer;
    font-weight: 600;
    font-size: 0.9375rem;
    color: var(--bs-text);
    list-style: none;
    user-select: none;
    border-radius: var(--bs-radius-md);
    transition: background 0.15s;
}
.pattern-map-summary::-webkit-details-marker {
    display: none;
}
.pattern-map-summary::marker {
    content: '';
}
.pattern-map-summary:hover {
    background: var(--bs-surface-hover);
}
.pattern-map-eyebrow {
    font-size: 0.75rem;
    color: var(--bs-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.03em;
    margin: 0 0 2px;
}
.pattern-map-status {
    font-size: 0.8125rem;
    color: var(--bs-text);
    margin: 0;
}
.pattern-map-summary-left {
    min-width: 0;
}
.pattern-map-summary-right {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: var(--bs-space-sm);
    flex: 1 1 auto;
    min-width: 0;
    font-size: 0.75rem;
    color: var(--bs-text-muted);
}
.pattern-map-count {
    font-variant-numeric: tabular-nums;
    flex-shrink: 0;
}
.pattern-map-panel[open] > .pattern-map-summary {
    border-bottom: 1px solid var(--bs-border);
    border-radius: var(--bs-radius-md) var(--bs-radius-md) 0 0;
}
.pattern-map-body {
    padding: var(--bs-space-sm);
    background: var(--bs-surface-elevated);
    backdrop-filter: none;
}

/* ── MIDI Preview Overrides ────────────────────────────────── */
#midi-preview-container {
    margin-bottom: var(--bs-space-md);
}

.midi-preview {
    background: var(--bs-surface);
    border: 1px solid var(--bs-border);
    border-radius: var(--bs-radius-md);
    padding: 12px;
    box-shadow: none;
    backdrop-filter: none;
    margin: 0;
}

.midi-controls {
    display: grid;
    gap: var(--bs-space-sm);
    background: var(--bs-bg);
    border: 1px solid var(--bs-border);
    border-radius: var(--bs-radius-sm);
    padding: 6px;
}

.midi-controls-top,
.midi-controls-bottom {
    display: flex;
    align-items: stretch;
    gap: 6px;
    flex-wrap: wrap;
}

.midi-action-buttons {
    display: flex;
    align-items: center;
    gap: 6px;
    flex-wrap: wrap;
}

.midi-controls-meta {
    display: grid;
    grid-template-columns: minmax(200px, 1fr);
    gap: 6px;
    flex: 1 1 200px;
    min-width: 200px;
}

.midi-controls button {
    min-height: 34px;
    padding: 6px 12px;
    border-radius: var(--bs-radius-sm);
    font-family: var(--bs-font);
    font-size: 0.8125rem;
    font-weight: 500;
    box-shadow: none !important;
    transition: background 0.15s, color 0.15s;
}
.midi-controls button:hover:not(:disabled) {
    transform: none !important;
    box-shadow: none !important;
}

.midi-controls .btn-play {
    background: var(--bs-accent) !important;
    color: #fff !important;
}
.midi-controls .btn-play:hover:not(:disabled) {
    background: var(--bs-accent-hover) !important;
}

.midi-controls .btn-stop {
    background: var(--bs-danger) !important;
    color: #fff !important;
}
.midi-controls .btn-stop:hover:not(:disabled) {
    background: #dc2626 !important;
}

.midi-controls .btn-loop {
    background: transparent !important;
    color: var(--bs-text-muted) !important;
    border: 1px solid var(--bs-border) !important;
}
.midi-controls .btn-loop:hover:not(:disabled) {
    background: var(--bs-surface-hover) !important;
    color: var(--bs-text) !important;
}
.midi-controls .btn-loop.active {
    background: rgba(34, 197, 94, 0.12) !important;
    color: var(--bs-success) !important;
    border-color: rgba(34, 197, 94, 0.4) !important;
}

.midi-controls button:disabled {
    background: var(--bs-surface-hover) !important;
    color: var(--bs-text-muted) !important;
    opacity: 0.5;
}

/* Controls group (kit, tempo, swing, volume) */
.midi-control-card {
    display: flex;
    align-items: center;
    gap: 8px;
    background: var(--bs-surface);
    border: 1px solid var(--bs-border);
    border-radius: var(--bs-radius-sm);
    padding: 6px 8px;
    min-width: 0;
}

.drum-kit-selector label,
.groove-section label,
.volume-control label {
    color: var(--bs-text-muted);
    font-size: 0.68rem;
    font-weight: 600;
    letter-spacing: 0.03em;
    text-transform: uppercase;
    white-space: nowrap;
}

.drum-kit-selector,
.groove-section,
.volume-control {
    min-width: 0;
}

.drum-kit-selector {
    justify-content: flex-start;
}

.kit-dropdown {
    background: var(--bs-bg);
    border: 1px solid var(--bs-border);
    color: var(--bs-text);
    font-family: var(--bs-font);
    border-radius: var(--bs-radius-sm);
    min-height: 30px;
    padding: 0 8px;
    width: 100%;
    font-size: 0.8rem;
}

.groove-slider,
.tempo-slider {
    accent-color: var(--bs-accent);
    width: 100%;
    min-width: 0;
}

.midi-slider-row {
    display: flex;
    align-items: center;
    gap: 8px;
    min-width: 0;
    flex: 1 1 auto;
}

.midi-slider-row span {
    flex: 0 0 auto;
    min-width: 44px;
    text-align: right;
    font-size: 0.75rem;
}

.groove-section span {
    color: var(--bs-text-muted);
    background: var(--bs-bg);
}

.tempo-section {
    flex: 1 1 300px;
}

.volume-control {
    justify-content: flex-start;
    flex: 1 1 220px;
}

.volume-control-heading {
    display: flex;
    align-items: center;
    gap: 6px;
    flex: 0 0 auto;
}
.volume-icon {
    color: var(--bs-text-muted);
    font-size: 0.9rem;
}
.volume-slider {
    background: var(--bs-border) !important;
    flex: 1 1 auto;
}
.volume-slider::-webkit-slider-thumb {
    background: var(--bs-accent) !important;
    box-shadow: none !important;
}
.volume-slider::-moz-range-thumb {
    background: var(--bs-accent) !important;
    box-shadow: none !important;
}
#volumeValue {
    color: var(--bs-text-muted) !important;
}

.drum-grid {
    margin-top: 12px;
}

/* Drum grid (visualizer) */
.drum-grid {
    background: var(--bs-bg);
    border: 1px solid var(--bs-border);
    border-radius: var(--bs-radius-sm);
    box-shadow: none;
}

.track-label {
    background: var(--bs-accent);
    box-shadow: none;
    -webkit-text-stroke: 0.6px rgba(0, 0, 0, 0.95);
    text-shadow:
        -1px 0 0 rgba(0, 0, 0, 0.95),
        1px 0 0 rgba(0, 0, 0, 0.95),
        0 -1px 0 rgba(0, 0, 0, 0.95),
        0 1px 0 rgba(0, 0, 0, 0.95),
        -1px -1px 0 rgba(0, 0, 0, 0.8),
        1px -1px 0 rgba(0, 0, 0, 0.8),
        -1px 1px 0 rgba(0, 0, 0, 0.8),
        1px 1px 0 rgba(0, 0, 0, 0.8);
}

/* Progress bar */
.progress-container {
    background: var(--bs-surface);
    border-color: var(--bs-border);
    box-shadow: none;
}
.progress-fill {
    background: linear-gradient(90deg, var(--bs-accent), var(--bs-accent-hover));
    box-shadow: none;
}

/* Canvas wrappers */
.viz-canvas-wrapper::-webkit-scrollbar-track {
    background: var(--bs-bg);
}
.viz-canvas-wrapper::-webkit-scrollbar-thumb {
    background: var(--bs-border);
    border-color: transparent;
}

/* ── Bar Selector Anchor ───────────────────────────────────── */
.reroll-bar-selector-anchor {
    margin-bottom: var(--bs-space-sm);
}

/* ── Global Focus States ───────────────────────────────────── */
*:focus-visible {
    outline: 2px solid var(--bs-accent);
    outline-offset: 2px;
}

a {
    color: var(--bs-accent);
}
a:hover {
    color: var(--bs-accent-hover);
}

/* ── Responsive: < 900px — Sidebar Overlay ─────────────────── */
@media (max-width: 899px) {
    .bs-sidebar-toggle {
        display: flex;
    }

    .bs-sidebar-collapse-btn {
        display: none;
    }

    .bs-app {
        grid-template-columns: 1fr;
    }

    .bs-sidebar {
        position: fixed;
        top: 0;
        left: 0;
        width: var(--bs-sidebar-width);
        height: 100vh;
        transform: translateX(-100%);
        transition: transform 0.25s ease;
        box-shadow: none;
        z-index: 150;
    }

    .bs-sidebar.open {
        transform: translateX(0);
        box-shadow: 4px 0 24px rgba(0, 0, 0, 0.5);
    }

    /* Backdrop overlay */
    .bs-sidebar-backdrop {
        display: none;
        position: fixed;
        inset: 0;
        background: var(--bs-overlay);
        z-index: 140;
    }
    .bs-sidebar-backdrop.visible {
        display: block;
    }

    .bs-main {
        padding: var(--bs-space-md);
        padding-top: 56px; /* room for toggle button */
    }
}

/* ── Responsive: < 600px — Compact ─────────────────────────── */
@media (max-width: 599px) {
    :root {
        --bs-sidebar-width: 280px;
    }

    .bs-main {
        padding: var(--bs-space-sm);
        padding-top: 52px;
    }

    .pattern-grid-compact {
        grid-template-columns: 1fr;
    }

    .pattern-tools-grid {
        grid-template-columns: 1fr;
    }

    .download-nav-main {
        flex-direction: column;
        align-items: stretch;
    }
    .pattern-nav-group {
        justify-content: center;
    }

    .action-card-header {
        flex-wrap: wrap;
    }

    .edit-action-row {
        flex-direction: row;
        flex-wrap: wrap;
    }
    .edit-action-spacer {
        display: none;
    }

    .extend-card-main,
    .ai-extend-inline {
        flex-direction: column;
        align-items: stretch;
    }

    .reroll-button,
    .reroll-undo-button,
    .humanize-button,
    .delete-selected-btn,
    .ai-extend-go {
        flex: 1;
        min-width: 0;
    }

    .ai-extend-go {
        margin-left: 0;
    }

    /* ── Mobile map improvements ─────────────────────────────── */
    .pattern-map-panel {
        margin-bottom: var(--bs-space-sm);
    }
    .pattern-map-summary {
        flex-wrap: wrap;
        gap: 6px;
        padding: 10px var(--bs-space-sm);
    }
    .pattern-map-eyebrow {
        font-size: 0.8125rem;
    }
    .pattern-map-summary-right {
        flex-wrap: wrap;
        gap: 4px;
        width: 100%;
    }
    .pattern-map-canvas {
        height: 320px;
    }
}

@media (min-width: 900px) {
    html[data-sidebar-state='collapsed'] .bs-app {
        grid-template-columns: var(--bs-sidebar-rail-width) 1fr;
    }

    html[data-sidebar-state='collapsed'] .bs-sidebar {
        overflow-y: hidden;
    }

    html[data-sidebar-state='collapsed'] .bs-sidebar-header {
        flex-direction: column;
        align-items: center;
        padding: var(--bs-space-sm);
    }

    html[data-sidebar-state='collapsed'] .bs-brand,
    html[data-sidebar-state='collapsed'] .bs-logo {
        width: 100%;
        justify-content: center;
    }

    html[data-sidebar-state='collapsed'] .bs-logo-text,
    html[data-sidebar-state='collapsed'] .bs-sidebar-collapse-label {
        display: none;
    }

    html[data-sidebar-state='collapsed'] .bs-sidebar-header-actions {
        flex-direction: column;
        width: 100%;
    }

    html[data-sidebar-state='collapsed'] .bs-sidebar-collapse-btn {
        width: 100%;
        padding-left: 0;
        padding-right: 0;
    }

    html[data-sidebar-state='collapsed'] .bs-sidebar-body {
        opacity: 0;
        visibility: hidden;
        pointer-events: none;
        height: 0;
        overflow: hidden;
        padding: 0;
    }
}

/* ── Scrollbar Utility ─────────────────────────────────────── */
.bs-sidebar-body::-webkit-scrollbar,
.subgenre-stage::-webkit-scrollbar,
.tag-categories::-webkit-scrollbar {
    width: 4px;
}
.bs-sidebar-body::-webkit-scrollbar-track,
.subgenre-stage::-webkit-scrollbar-track,
.tag-categories::-webkit-scrollbar-track {
    background: transparent;
}
.bs-sidebar-body::-webkit-scrollbar-thumb,
.subgenre-stage::-webkit-scrollbar-thumb,
.tag-categories::-webkit-scrollbar-thumb {
    background: var(--bs-border);
    border-radius: 2px;
}

/* ── Generate form overrides (when used) ───────────────────── */
.generate-form {
    background: var(--bs-surface);
    border: 1px solid var(--bs-border);
    border-radius: var(--bs-radius-md);
    padding: var(--bs-space-lg);
}
.generate-form label {
    color: var(--bs-text-muted);
}
.generate-form input {
    background: var(--bs-bg);
    color: var(--bs-text);
    border: 1px solid var(--bs-border);
    border-radius: var(--bs-radius-sm);
}
.generate-button {
    min-height: 44px;
    padding: 10px var(--bs-space-lg);
    background: var(--bs-accent);
    color: #fff;
    border: none;
    border-radius: var(--bs-radius-sm);
    font-size: 0.9375rem;
    font-weight: 600;
    font-family: var(--bs-font);
    cursor: pointer;
}

/* ── Error display ─────────────────────────────────────────── */
.error-message {
    background: rgba(239, 68, 68, 0.08);
    border: 1px solid rgba(239, 68, 68, 0.2);
    border-radius: var(--bs-radius-md);
    padding: var(--bs-space-md);
    color: var(--bs-danger);
    font-size: 0.875rem;
}

/* ── Favorites ────────────────────────────────────────────── */

/* Heart button on pattern cards */
.fav-btn {
    position: absolute;
    top: var(--bs-space-sm);
    right: var(--bs-space-sm);
    background: none;
    border: none;
    cursor: pointer;
    font-size: 1.125rem;
    line-height: 1;
    padding: 4px;
    border-radius: 50%;
    color: var(--bs-text-muted);
    opacity: 0;
    transition: opacity 0.15s, color 0.15s, transform 0.12s;
    z-index: 1;
}
.pattern-card-compact {
    position: relative;
}
.pattern-card-compact:hover .fav-btn,
.fav-btn:focus-visible,
.fav-btn.is-fav {
    opacity: 1;
}
.fav-btn.is-fav {
    color: #ef4444;
}
.fav-btn:hover {
    transform: scale(1.2);
}
.fav-btn:active {
    transform: scale(0.95);
}

/* Heart button in pattern header */
.fav-btn-header {
    background: none;
    border: none;
    cursor: pointer;
    font-size: 1.25rem;
    line-height: 1;
    padding: 4px 6px;
    border-radius: var(--bs-radius-sm);
    color: var(--bs-text-muted);
    transition: color 0.15s, transform 0.12s;
    flex-shrink: 0;
}
.fav-btn-header.is-fav {
    color: #ef4444;
}
.fav-btn-header:hover {
    transform: scale(1.15);
}
.pattern-header-copy {
    position: relative;
}

/* Sign-in toast prompt */
.fav-signin-toast {
    position: fixed;
    bottom: var(--bs-space-lg);
    left: 50%;
    transform: translateX(-50%) translateY(100%);
    background: var(--bs-surface-elevated);
    border: 1px solid var(--bs-border-strong);
    border-radius: var(--bs-radius-md);
    padding: var(--bs-space-sm) var(--bs-space-md);
    font-size: 0.8125rem;
    color: var(--bs-text);
    box-shadow: 0 4px 24px rgba(0, 0, 0, 0.25);
    z-index: 9999;
    opacity: 0;
    transition: transform 0.25s ease, opacity 0.25s ease;
    pointer-events: none;
    white-space: nowrap;
}
.fav-signin-toast.is-visible {
    transform: translateX(-50%) translateY(0);
    opacity: 1;
    pointer-events: auto;
}

/* Favorites filter in sidebar */
.fav-filter-btn {
    display: flex;
    align-items: center;
    gap: var(--bs-space-xs);
    width: 100%;
    padding: var(--bs-space-sm) var(--bs-space-md);
    background: var(--bs-surface-elevated);
    border: 1px solid var(--bs-border);
    border-radius: var(--bs-radius-sm);
    color: var(--bs-text);
    font-size: 0.8125rem;
    font-weight: 500;
    cursor: pointer;
    transition: background 0.15s, border-color 0.15s;
}
.fav-filter-btn:hover {
    background: var(--bs-surface-hover);
    border-color: var(--bs-accent);
}
.fav-filter-btn.active {
    background: var(--bs-accent-soft);
    border-color: var(--bs-accent);
    color: var(--bs-accent);
}
.fav-filter-btn .fav-filter-icon {
    font-size: 1rem;
}
.fav-filter-btn .fav-filter-count {
    margin-left: auto;
    font-variant-numeric: tabular-nums;
    opacity: 0.7;
}

/* ── Auth section ──────────────────────────────────────────── */
.bs-auth-section {
    border-top: 1px solid var(--bs-border);
    margin-top: auto;
}

.bs-auth-state {
    display: flex;
    align-items: center;
    gap: var(--bs-space-sm);
}

.bs-auth-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 6px 12px;
    background: var(--bs-bg-elevated);
    color: var(--bs-text);
    border: 1px solid var(--bs-border);
    border-radius: var(--bs-radius-sm);
    font-size: 0.8125rem;
    font-family: var(--bs-font);
    cursor: pointer;
    transition: background 0.15s, border-color 0.15s;
    white-space: nowrap;
}

.bs-auth-btn:hover {
    background: var(--bs-bg-hover);
    border-color: var(--bs-accent);
}

.bs-auth-signin-btn {
    width: 100%;
}

.bs-auth-form {
    display: flex;
    flex-direction: column;
    gap: var(--bs-space-sm);
}

.bs-auth-form-actions {
    display: flex;
    gap: var(--bs-space-xs);
}

.bs-auth-submit-btn {
    flex: 1;
    background: var(--bs-accent);
    color: #fff;
    border-color: var(--bs-accent);
}

.bs-auth-submit-btn:hover {
    opacity: 0.9;
}

.bs-auth-cancel-btn {
    flex-shrink: 0;
}

.bs-auth-user {
    flex: 1;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    font-size: 0.8125rem;
    color: var(--bs-text-muted);
}

.bs-auth-signout-btn {
    flex-shrink: 0;
    font-size: 0.75rem;
}

.bs-auth-error {
    margin: 0;
    padding: 4px 0 0;
    font-size: 0.75rem;
    color: var(--bs-danger, #e53e3e);
}

/* ── Dev Persona Panel (non-production only) ──────────────── */
.bs-dev-panel {
    border-top: 1px solid var(--bs-border);
    padding: var(--bs-space-sm) 0 0;
}

.bs-dev-panel-header {
    display: flex;
    align-items: center;
    gap: var(--bs-space-xs);
    margin-bottom: var(--bs-space-xs);
    font-size: 0.6875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    color: var(--bs-text-muted);
}

.bs-dev-badge {
    display: inline-block;
    font-size: 0.5625rem;
    font-weight: 700;
    color: #fff;
    background: #e53e3e;
    border-radius: 3px;
    padding: 1px 4px;
    letter-spacing: 0.05em;
}

.bs-dev-persona-list {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.bs-dev-persona-btn {
    display: flex;
    align-items: center;
    gap: var(--bs-space-xs);
    width: 100%;
    padding: 5px 8px;
    background: var(--bs-bg-elevated);
    color: var(--bs-text);
    border: 1px solid var(--bs-border);
    border-radius: var(--bs-radius-sm);
    font-size: 0.75rem;
    font-family: var(--bs-font);
    cursor: pointer;
    transition: background 0.15s, border-color 0.15s;
    text-align: left;
}

.bs-dev-persona-btn:hover {
    background: var(--bs-bg-hover);
    border-color: var(--bs-accent);
}

.bs-dev-persona-btn.is-active {
    border-color: var(--bs-accent);
    background: rgba(99, 102, 241, 0.1);
}

.bs-dev-persona-icon {
    flex-shrink: 0;
    font-size: 0.875rem;
}

.bs-dev-persona-info {
    flex: 1;
    overflow: hidden;
}

.bs-dev-persona-name {
    font-weight: 600;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.bs-dev-persona-desc {
    font-size: 0.6875rem;
    color: var(--bs-text-muted);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

/* ── Premium lock states ───────────────────────────────────── */

/* Locked pattern card in sidebar */
.pattern-card-compact.is-locked {
    opacity: 0.55;
    border-style: dashed;
}
.pattern-card-compact.is-locked:hover {
    border-color: var(--bs-border-strong);
    background: var(--bs-surface);
    transform: none;
}

/* Premium badge on pattern cards */
.premium-badge {
    display: inline-block;
    font-size: 0.6875rem;
    font-weight: 600;
    color: var(--bs-text-muted);
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid var(--bs-border);
    border-radius: var(--bs-radius-sm);
    padding: 1px 6px;
    margin-bottom: var(--bs-space-xs);
}

/* Tooltip premium line */
.pattern-map-tooltip-premium {
    color: #fbbf24;
    font-weight: 600;
}