/* GuitarHelper — Light Theme Stylesheet */

:root {
    --bg-main: #ffffff;
    --bg-card: #ffffff;
    --bg-subtle: #f8fafc;
    --bg-hover: #f1f5f9;
    --border-color: #e2e8f0;
    --border-active: #2563eb;
    
    --text-primary: #0f172a;
    --text-secondary: #475569;
    --text-muted: #94a3b8;
    
    --primary-color: #2563eb;
    --primary-hover: #1d4ed8;
    --primary-light: #eff6ff;
    
    --accent-orange: #f97316;
    --accent-green: #10b981;
    --accent-red: #ef4444;
    --accent-purple: #8b5cf6;
    
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-full: 9999px;
    
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 12px -2px rgba(0, 0, 0, 0.06), 0 2px 6px -1px rgba(0, 0, 0, 0.03);
    --shadow-lg: 0 10px 25px -5px rgba(0, 0, 0, 0.08), 0 8px 10px -6px rgba(0, 0, 0, 0.03);
}

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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background-color: var(--bg-main);
    color: var(--text-primary);
    line-height: 1.5;
    -webkit-font-smoothing: antialiased;
}

.app-container {
    max-width: 1040px;
    margin: 0 auto;
    padding: 24px 20px 60px 20px;
}

/* Header */
.app-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-bottom: 24px;
    margin-bottom: 24px;
    border-bottom: 1px solid var(--border-color);
}

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

.logo-img {
    width: 54px;
    height: 54px;
    border-radius: 14px;
    object-fit: cover;
    border: 1px solid var(--border-color);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.07);
    flex-shrink: 0;
}

.logo-icon {
    font-size: 36px;
    line-height: 1;
    background: #f1f5f9;
    width: 54px;
    height: 54px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-md);
    border: 1px solid var(--border-color);
}

.logo-title {
    font-size: 26px;
    font-weight: 800;
    letter-spacing: -0.5px;
    color: var(--text-primary);
}

.logo-subtitle {
    font-size: 14px;
    color: var(--text-secondary);
    margin-top: 2px;
}

/* Mode Switcher Tabs */
.header-nav {
    display: flex;
    align-items: center;
}

.mode-tabs {
    display: flex;
    background: #f1f5f9;
    padding: 4px;
    border-radius: var(--radius-full);
    border: 1px solid var(--border-color);
    gap: 4px;
}

.mode-tab {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 18px;
    border-radius: var(--radius-full);
    border: none;
    background: transparent;
    color: var(--text-secondary);
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s;
}

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

.mode-tab.active {
    background: #ffffff;
    color: var(--primary-color);
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
}

.mode-tab-icon {
    font-size: 16px;
}

.view-panel {
    display: block;
}

/* Cards Base */
.card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 24px;
    box-shadow: var(--shadow-sm);
    margin-bottom: 24px;
    transition: border-color 0.2s, box-shadow 0.2s;
}

.section-title {
    display: block;
    font-size: 17px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 16px;
}

/* Search Card */
.search-card {
    border-color: #cbd5e1;
    box-shadow: var(--shadow-md);
}

.search-input-wrapper {
    display: flex;
    gap: 12px;
    margin-bottom: 16px;
}

.search-input {
    flex: 1;
    font-size: 16px;
    padding: 14px 18px;
    border: 2px solid var(--border-color);
    border-radius: var(--radius-md);
    outline: none;
    font-family: inherit;
    transition: border-color 0.2s, box-shadow 0.2s;
    background: #ffffff;
    color: var(--text-primary);
}

.search-input:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.15);
}

.primary-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    background: var(--primary-color);
    color: #ffffff;
    border: none;
    border-radius: var(--radius-md);
    padding: 0 26px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: background 0.2s, transform 0.1s;
    white-space: nowrap;
}

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

.primary-btn:active {
    transform: scale(0.98);
}

.primary-btn:disabled {
    background: #94a3b8;
    cursor: not-allowed;
    transform: none;
}

/* Quick Tags */
.quick-tags {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 8px;
}

.quick-tags-label {
    font-size: 13px;
    color: var(--text-muted);
    font-weight: 500;
}

.tag-btn {
    background: var(--bg-subtle);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-full);
    padding: 5px 12px;
    font-size: 13px;
    color: var(--text-secondary);
    cursor: pointer;
    transition: all 0.2s;
}

.tag-btn:hover {
    background: #e2e8f0;
    color: var(--text-primary);
    border-color: #cbd5e1;
}

/* Selectors Grid */
.selectors-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    margin-bottom: 24px;
}

@media (max-width: 768px) {
    .selectors-grid {
        grid-template-columns: 1fr;
    }
    .search-input-wrapper {
        flex-direction: column;
    }
    .primary-btn {
        padding: 14px;
    }
}

.cards-list {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.select-card {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 12px 16px;
    border: 2px solid var(--border-color);
    border-radius: var(--radius-md);
    cursor: pointer;
    background: #ffffff;
    transition: all 0.2s;
    position: relative;
    user-select: none;
}

.select-card:hover:not(.disabled) {
    border-color: #94a3b8;
    background: #fafafa;
}

.select-card.active {
    border-color: var(--primary-color);
    background: #f0f7ff;
    box-shadow: 0 2px 8px rgba(37, 99, 235, 0.12);
}

.select-card.disabled {
    opacity: 0.55;
    cursor: not-allowed;
    background: #f8fafc;
}

.select-card-img {
    width: 60px;
    height: 60px;
    object-fit: contain;
    background: #ffffff;
    border: 1px solid #e2e8f0;
    border-radius: var(--radius-sm);
    padding: 2px;
    flex-shrink: 0;
}

.select-card-info {
    flex: 1;
}

.select-card-title {
    font-size: 15px;
    font-weight: 700;
    color: var(--text-primary);
}

.select-card-sub {
    font-size: 12px;
    color: var(--text-secondary);
    margin-top: 2px;
}

.select-card-radio {
    width: 20px;
    height: 20px;
    border-radius: 50%;
    border: 2px solid #cbd5e1;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    transition: all 0.2s;
}

.select-card.active .select-card-radio {
    border-color: var(--primary-color);
    background: var(--primary-color);
}

.select-card.active .select-card-radio::after {
    content: '';
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: #ffffff;
}

.badge-soon {
    background: #e2e8f0;
    color: #64748b;
    font-size: 11px;
    font-weight: 700;
    padding: 3px 8px;
    border-radius: var(--radius-full);
    text-transform: uppercase;
}

/* Loading State */
.loading-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 48px 24px;
    background: #ffffff;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    margin-bottom: 24px;
    text-align: center;
    gap: 16px;
    box-shadow: var(--shadow-sm);
}

.spinner {
    width: 44px;
    height: 44px;
    border: 4px solid #e2e8f0;
    border-top: 4px solid var(--primary-color);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.loading-main {
    font-size: 17px;
    font-weight: 700;
    color: var(--text-primary);
}

.loading-sub {
    font-size: 13px;
    color: var(--text-muted);
    max-width: 400px;
    margin-top: 4px;
}

/* Quick Glance Card */
.qg-card {
    background: #ffffff;
    border: 1px solid #cbd5e1;
    box-shadow: var(--shadow-md);
    padding: 24px;
}

.qg-header {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 20px;
    padding-bottom: 12px;
    border-bottom: 1px solid var(--border-color);
}

.qg-badge {
    background: #e0f2fe;
    color: #0369a1;
    font-size: 12px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    padding: 4px 10px;
    border-radius: var(--radius-full);
}

.qg-title {
    font-size: 18px;
    font-weight: 700;
    color: var(--text-primary);
}

.qg-body {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    gap: 16px;
}

@media (max-width: 768px) {
    .qg-body {
        grid-template-columns: 1fr;
    }
}

.qg-box {
    background: var(--bg-subtle);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 16px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.qg-box-title {
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--text-muted);
    margin-bottom: 12px;
}

/* Pickup Switch Visualizer */
.qg-switch-track-container {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-top: 8px;
}

.qg-switch-label {
    font-size: 12px;
    font-weight: 600;
    color: var(--text-secondary);
}

.qg-switch-track {
    flex: 1;
    height: 12px;
    background: #e2e8f0;
    border-radius: 6px;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 4px;
}

.qg-switch-dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: #94a3b8;
    z-index: 1;
}

.qg-switch-dot.active {
    background: #ffffff;
}

.qg-switch-thumb {
    position: absolute;
    top: -5px;
    width: 22px;
    height: 22px;
    background: var(--primary-color);
    border: 3px solid #ffffff;
    border-radius: 50%;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.2);
    transition: left 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
    z-index: 2;
}

.qg-piezo-box {
    background: #ecfdf5;
    color: #065f46;
    border: 1px solid #a7f3d0;
    padding: 10px 14px;
    border-radius: var(--radius-sm);
    font-size: 13px;
    font-weight: 600;
    text-align: center;
}

/* Preset Badge */
.qg-preset-content {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.qg-preset-row {
    display: flex;
    align-items: center;
    gap: 10px;
}

.qg-preset-num {
    width: 30px;
    height: 30px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
    font-weight: 800;
    color: #ffffff;
    flex-shrink: 0;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

.qg-scene-num {
    width: 28px;
    height: 28px;
    border-radius: 6px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 13px;
    font-weight: 800;
    flex-shrink: 0;
    border: 1px solid rgba(0,0,0,0.1);
}

.qg-preset-name {
    font-size: 14px;
    font-weight: 700;
    color: var(--text-primary);
}

.qg-scene-name {
    font-size: 13px;
    font-weight: 600;
}

/* Pick Box */
.qg-pick-content {
    display: flex;
    align-items: center;
    gap: 14px;
}

.pick-icon-svg {
    width: 38px;
    height: 44px;
    filter: drop-shadow(0 2px 4px rgba(0,0,0,0.15));
    flex-shrink: 0;
}

.qg-pick-name {
    font-size: 13px;
    font-weight: 700;
    color: var(--text-primary);
    line-height: 1.3;
}

/* Signal Chain Card */
.chain-card {
    background: #ffffff;
    border-color: #cbd5e1;
    padding: 24px;
}

.chain-header {
    margin-bottom: 16px;
}

.chain-badge {
    background: #fef3c7;
    color: #92400e;
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    padding: 3px 8px;
    border-radius: var(--radius-full);
    display: inline-block;
    margin-bottom: 6px;
}

.chain-title {
    font-size: 16px;
    font-weight: 700;
    color: var(--text-primary);
}

.signal-chain-scroll {
    display: flex;
    align-items: center;
    gap: 12px;
    overflow-x: auto;
    padding: 8px 4px 16px 4px;
}

.signal-chain-scroll::-webkit-scrollbar {
    height: 6px;
}

.signal-chain-scroll::-webkit-scrollbar-thumb {
    background: #cbd5e1;
    border-radius: 3px;
}

.chain-block-item {
    display: flex;
    align-items: center;
    gap: 12px;
    flex-shrink: 0;
}

.chain-card-device {
    width: 115px;
    background: #ffffff;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 10px 8px;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    box-shadow: var(--shadow-sm);
    transition: transform 0.2s, box-shadow 0.2s;
}

.chain-card-device:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
    border-color: #94a3b8;
}

.chain-block-tag {
    font-size: 10px;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    padding: 2px 6px;
    border-radius: 4px;
    margin-bottom: 6px;
}

.tag-gate { background: #f7fee7; color: #4d7c0f; border: 1px solid #d9f99d; } /* Olive / Lime */
.tag-comp, .tag-cmp { background: #fefce8; color: #a16207; border: 1px solid #fef08a; } /* Yellow */
.tag-efx { background: #fff7ed; color: #c2410c; border: 1px solid #fed7aa; } /* Orange */
.tag-amp { background: #fef2f2; color: #b91c1c; border: 1px solid #fecaca; } /* Red */
.tag-eq { background: #f8fafc; color: #334155; border: 1px solid #cbd5e1; } /* Silver / Gray */
.tag-mod { background: #eff6ff; color: #1d4ed8; border: 1px solid #bfdbfe; } /* Royal Blue */
.tag-dly { background: #ecfeff; color: #0e7490; border: 1px solid #a5f3fc; } /* Cyan / Aqua */
.tag-rvb { background: #faf5ff; color: #7e22ce; border: 1px solid #e9d5ff; } /* Purple */
.tag-ir { background: #ecfdf5; color: #047857; border: 1px solid #a7f3d0; } /* Emerald */
.tag-pedal-on { background: #ecfdf5; color: #059669; font-weight: 800; border: 1px solid #a7f3d0; }
.tag-pedal-off { background: #f1f5f9; color: #94a3b8; font-weight: 700; border: 1px solid #e2e8f0; }

.chain-card-device.bypass {
    opacity: 0.45;
    filter: grayscale(100%);
    background: #f8fafc;
    border-color: #e2e8f0;
}

.chain-card-device.bypass:hover {
    opacity: 0.8;
    filter: grayscale(30%);
}

.pedalboard-knob-box {
    border-left: 3px solid var(--primary-color);
}

.param-knob-val.clock-val {
    font-size: 13px;
    font-weight: 700;
    color: var(--primary-color);
    margin-top: 4px;
}

.chain-device-thumb {
    width: 64px;
    height: 64px;
    object-fit: contain;
    margin-bottom: 6px;
    background: #ffffff;
}

.chain-device-thumb-fallback {
    width: 64px;
    height: 64px;
    border-radius: 8px;
    background: #f8fafc;
    border: 1px dashed #cbd5e1;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    margin-bottom: 6px;
}

.chain-device-name {
    font-size: 12px;
    font-weight: 700;
    color: var(--text-primary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    width: 100%;
}

.chain-card-device.selected {
    border-color: var(--primary-color);
    background: #f0f7ff;
    box-shadow: 0 0 0 2px rgba(37, 99, 235, 0.2);
    transform: translateY(-2px);
}

.chain-inspect-hint {
    font-size: 10px;
    color: var(--primary-color);
    font-weight: 600;
    margin-top: 4px;
}

/* Parameters Inspector */
.chain-params-inspector {
    margin-top: 18px;
    background: #f8fafc;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 18px;
}

.inspector-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 16px;
    margin-bottom: 16px;
    padding-bottom: 12px;
    border-bottom: 1px solid var(--border-color);
}

.inspector-title {
    font-size: 16px;
    font-weight: 700;
    color: var(--text-primary);
}

.inspector-sub {
    font-size: 12px;
    color: var(--text-secondary);
    margin-top: 2px;
}

.inspector-toggle-btn {
    background: #ffffff;
    border: 1px solid #cbd5e1;
    color: var(--primary-color);
    font-size: 13px;
    font-weight: 600;
    padding: 6px 12px;
    border-radius: var(--radius-sm);
    cursor: pointer;
    white-space: nowrap;
    transition: all 0.2s;
}

.inspector-toggle-btn:hover {
    background: #eff6ff;
    border-color: var(--primary-color);
}

.param-knobs-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(130px, 1fr));
    gap: 10px;
}

.param-knob-box {
    background: #ffffff;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    padding: 10px 12px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    box-shadow: var(--shadow-sm);
}

.param-knob-label {
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--text-muted);
}

.param-knob-val {
    font-size: 14px;
    font-weight: 800;
    color: var(--text-primary);
}

.param-progress-bar {
    width: 100%;
    height: 5px;
    background: #e2e8f0;
    border-radius: 3px;
    margin-top: 8px;
    overflow: hidden;
}

.param-progress-fill {
    height: 100%;
    background: var(--primary-color);
    border-radius: 3px;
}

.param-toggle-pill {
    display: inline-block;
    padding: 4px 8px;
    border-radius: 4px;
    font-size: 11px;
    font-weight: 800;
    margin-top: 4px;
    text-align: center;
}

.param-toggle-pill.on {
    background: #ecfdf5;
    color: #059669;
}

.param-toggle-pill.off {
    background: #f1f5f9;
    color: #64748b;
}

/* EQ Specific styling */
.param-knobs-grid.eq-grid {
    grid-template-columns: repeat(auto-fill, minmax(80px, 1fr));
    gap: 8px;
}

.param-knob-box.eq-box {
    align-items: center;
    text-align: center;
    padding: 8px 4px;
}

.param-eq-bar-wrap {
    width: 14px;
    height: 48px;
    background: #e2e8f0;
    border-radius: 4px;
    margin: 6px auto;
    position: relative;
    display: flex;
    align-items: flex-end;
    overflow: hidden;
}

.param-eq-bar {
    width: 100%;
    background: var(--primary-color);
    border-radius: 2px;
    transition: height 0.3s;
}

.param-knob-val.eq-val {
    font-size: 11px;
    font-weight: 700;
    color: var(--primary-color);
}

/* All Blocks Mode */
.inspector-all-grid {
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.inspector-block-card {
    background: #ffffff;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    padding: 14px;
}

.inspector-block-card-header {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 8px;
}

.inspector-block-desc {
    font-size: 12px;
    color: var(--text-secondary);
    margin-bottom: 12px;
}

/* Detailed Text Card */
.detail-card {
    background: #ffffff;
    border-color: var(--border-color);
    padding: 28px;
}

.detail-content {
    font-size: 15px;
    line-height: 1.7;
    color: #334155;
}

.detail-content b {
    color: #0f172a;
    font-weight: 700;
}

.songsterr-box {
    margin-top: 24px;
    padding-top: 20px;
    border-top: 1px solid var(--border-color);
}

.songsterr-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 20px;
    background: #ff9800;
    color: #000000;
    text-decoration: none;
    border-radius: var(--radius-md);
    font-weight: 700;
    font-size: 14px;
    box-shadow: 0 2px 6px rgba(255, 152, 0, 0.25);
    transition: background 0.2s, transform 0.1s;
}

.songsterr-btn:hover {
    background: #f57c00;
}

.songsterr-btn:active {
    transform: scale(0.98);
}

/* Footer */
.app-footer {
    text-align: center;
    font-size: 13px;
    color: var(--text-muted);
    margin-top: 40px;
}

/* =========================================
   CATALOG / CHEATSHEET STYLES
   ========================================= */

.catalog-devices-nav {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    gap: 12px;
    margin-bottom: 20px;
}

@media (max-width: 768px) {
    .catalog-devices-nav {
        grid-template-columns: 1fr;
    }
}

.catalog-dev-tab {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 14px 16px;
    background: #ffffff;
    border: 2px solid var(--border-color);
    border-radius: var(--radius-md);
    font-size: 14px;
    font-weight: 700;
    color: var(--text-secondary);
    cursor: pointer;
    transition: all 0.2s;
    text-align: center;
}

.catalog-dev-tab:hover {
    border-color: #94a3b8;
    background: #fafafa;
    color: var(--text-primary);
}

.catalog-dev-tab.active {
    border-color: var(--primary-color);
    background: #eff6ff;
    color: var(--primary-color);
    box-shadow: 0 2px 8px rgba(37, 99, 235, 0.12);
}

.cat-tab-icon {
    font-size: 18px;
}

/* Catalog Filter Card */
.catalog-filter-card {
    padding: 18px 24px;
    margin-bottom: 20px;
}

.catalog-search-row {
    margin-bottom: 12px;
}

.catalog-chips-row {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 8px;
}

.chip-filter {
    background: var(--bg-subtle);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-full);
    padding: 6px 14px;
    font-size: 13px;
    font-weight: 600;
    color: var(--text-secondary);
    cursor: pointer;
    transition: all 0.2s;
}

.chip-filter:hover {
    background: #e2e8f0;
    color: var(--text-primary);
}

.chip-filter.active {
    background: var(--primary-color);
    color: #ffffff;
    border-color: var(--primary-color);
    box-shadow: 0 2px 6px rgba(37, 99, 235, 0.25);
}

/* Preset Group & Cards */
.preset-group-card {
    background: #ffffff;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    margin-bottom: 20px;
    overflow: hidden;
    box-shadow: var(--shadow-sm);
}

.preset-group-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 20px;
    background: #fafafa;
    border-bottom: 1px solid var(--border-color);
}

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

.preset-group-num {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
    font-weight: 800;
    color: #ffffff;
    box-shadow: 0 2px 4px rgba(0,0,0,0.12);
}

.preset-group-title {
    font-size: 16px;
    font-weight: 800;
    color: var(--text-primary);
}

.preset-scenes-list {
    display: flex;
    flex-direction: column;
}

.scene-item-row {
    border-bottom: 1px solid var(--border-color);
    transition: background 0.15s;
}

.scene-item-row:last-child {
    border-bottom: none;
}

.scene-item-header-toggle {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 14px 20px;
    cursor: pointer;
    transition: background 0.15s;
    user-select: none;
}

.scene-item-header-toggle:hover {
    background: #f8fafc;
}

.clickable-header {
    cursor: pointer;
    user-select: none;
    transition: background 0.15s;
}

.clickable-header:hover {
    background: #f8fafc;
}

.accordion-chevron {
    font-size: 13px;
    color: var(--text-muted);
    transition: transform 0.2s ease;
    display: inline-block;
    padding: 4px;
}

.scene-item-row.expanded .accordion-chevron,
.preset-group-card.expanded .accordion-chevron {
    transform: rotate(180deg);
}

.scene-item-body,
.preset-group-body {
    padding: 0 20px 18px 20px;
    animation: fadeIn 0.2s ease;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(-4px); }
    to { opacity: 1; transform: translateY(0); }
}

.scene-title-wrap {
    display: flex;
    align-items: center;
    gap: 10px;
}

.scene-badge-sq {
    width: 28px;
    height: 28px;
    border-radius: 6px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 12px;
    font-weight: 800;
    flex-shrink: 0;
}

.scene-name-text {
    font-size: 15px;
    font-weight: 700;
    color: var(--text-primary);
}

.scene-desc-text {
    font-size: 13px;
    color: var(--text-secondary);
    margin-top: 4px;
}

.scene-meta-grid {
    display: grid;
    grid-template-columns: 1fr 190px;
    gap: 16px;
    margin-bottom: 12px;
    padding: 12px 16px;
    background: var(--bg-subtle);
    border-radius: var(--radius-sm);
    border: 1px solid #eef2f6;
    font-size: 13px;
}

@media (max-width: 768px) {
    .scene-meta-grid {
        grid-template-columns: 1fr;
    }
}

.meta-info-col {
    display: flex;
    flex-direction: column;
    gap: 7px;
    font-size: 13.5px;
}

.meta-sound {
    color: var(--text-primary);
    font-size: 13.5px;
    line-height: 1.5;
}

.meta-genres {
    color: var(--text-primary);
    font-size: 13.5px;
    line-height: 1.5;
}

.meta-bands {
    color: var(--text-secondary);
    font-size: 13.5px;
    line-height: 1.5;
}

.meta-sound b, .meta-genres b, .meta-bands b {
    color: var(--text-primary);
    font-weight: 700;
}

.meta-guitars-col {
    border-left: 1px solid #e2e8f0;
    padding-left: 16px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
}

@media (max-width: 768px) {
    .meta-guitars-col {
        border-left: none;
        padding-left: 0;
        border-top: 1px solid #e2e8f0;
        padding-top: 10px;
    }
}

.meta-guitars-title {
    font-size: 10px;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--text-muted);
    margin-bottom: 6px;
}

.guitar-stack-visual {
    display: flex;
    flex-direction: column;
    gap: 6px;
    width: 120px;
}

.g-visual-card {
    height: 38px;
    width: 100%;
    background: #ffffff;
    border: 1.5px solid #cbd5e1;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 3px 6px;
    box-sizing: border-box;
    transition: all 0.2s;
}

.g-visual-card.pref {
    border: 2px solid #10b981;
    background: #ffffff;
    box-shadow: 0 1px 4px rgba(16, 185, 129, 0.15);
}

.g-visual-card.allowed {
    border: 1.5px solid #cbd5e1;
    background: #ffffff;
}

.g-visual-card.disabled {
    border: 1.5px dashed #cbd5e1;
    background: #f8fafc;
    opacity: 0.35;
}

.g-visual-card.disabled .g-visual-img {
    filter: grayscale(100%);
}

.g-visual-img {
    max-height: 100%;
    max-width: 100%;
    object-fit: contain;
    display: block;
}

/* Pedalboard status chips in Catalog */
.combo-pedals-stack-wrap {
    margin-top: 8px;
    padding-top: 8px;
    border-top: 1px dashed #e2e8f0;
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.combo-pedals-pills-row {
    display: flex;
    align-items: center;
    gap: 8px;
    flex-wrap: wrap;
}

.pedal-status-chip {
    display: inline-flex;
    align-items: center;
    padding: 3px 10px;
    border-radius: var(--radius-sm);
    font-size: 11.5px;
    font-weight: 700;
    white-space: nowrap;
}

.pedal-status-chip.on {
    background: #ffffff;
    border: 1px solid #cbd5e1;
    color: #0f172a;
    box-shadow: 0 1px 2px rgba(0,0,0,0.04);
}

.pedal-status-chip.off {
    background: #f1f5f9;
    border: 1px dashed #cbd5e1;
    color: #94a3b8;
    text-decoration: line-through;
    opacity: 0.55;
    font-weight: 500;
}

/* Visual Chain Section in Catalog */
.catalog-chain-section {
    margin-top: 12px;
    padding-top: 10px;
    border-top: 1px solid #e2e8f0;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.catalog-chain-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 8px;
    flex-wrap: wrap;
}

.catalog-chain-title {
    font-size: 11px;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--text-muted);
}

.catalog-chain-scroll {
    overflow-x: auto;
    padding: 4px 2px 8px 2px;
}

.catalog-chain-scroll::-webkit-scrollbar {
    height: 5px;
}

.catalog-chain-scroll::-webkit-scrollbar-thumb {
    background: #cbd5e1;
    border-radius: 3px;
}

.catalog-chain-track {
    display: flex;
    align-items: center;
    gap: 8px;
    flex-wrap: nowrap;
    width: max-content;
}

.catalog-chain-item {
    display: flex;
    align-items: center;
    gap: 8px;
    flex-shrink: 0;
}

.chain-card-device.compact {
    width: 96px;
    padding: 6px 4px;
    border-radius: var(--radius-sm);
    box-shadow: 0 1px 2px rgba(0,0,0,0.03);
}

.chain-device-thumb.compact {
    width: 48px;
    height: 48px;
    margin-bottom: 4px;
}

.chain-device-thumb-fallback.compact {
    width: 48px;
    height: 48px;
    font-size: 18px;
    margin-bottom: 4px;
}

.chain-device-name.compact {
    font-size: 11px;
    max-width: 88px;
    overflow: hidden;
    text-overflow: ellipsis;
}

.btn-scene-knobs {
    background: #ffffff;
    border: 1px solid #cbd5e1;
    color: var(--primary-color);
    font-size: 12px;
    font-weight: 600;
    padding: 5px 10px;
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: all 0.2s;
}

.btn-scene-knobs:hover {
    background: #eff6ff;
    border-color: var(--primary-color);
}

/* Collapsible Knobs Drawer */
.scene-knobs-drawer {
    margin-top: 12px;
    padding: 14px;
    background: #f8fafc;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
}

/* Pedalboard Catalog Combination Cards */
.combo-pedals-status {
    display: flex;
    align-items: center;
    gap: 8px;
    flex-wrap: wrap;
}

.combo-pedal-pill {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 6px 12px;
    border-radius: var(--radius-sm);
    font-size: 12px;
    font-weight: 700;
    border: 1px solid transparent;
}

.combo-pedal-pill.on {
    background: #ecfdf5;
    color: #065f46;
    border-color: #a7f3d0;
    box-shadow: 0 1px 3px rgba(16, 185, 129, 0.15);
}

.combo-pedal-pill.off {
    background: #f1f5f9;
    color: #94a3b8;
    border-color: #e2e8f0;
    filter: grayscale(100%);
    opacity: 0.6;
}

/* Responsive Design for Mobile & Tablet */
@media (max-width: 768px) {
    body {
        padding: 0;
    }

    .app-container {
        padding: 16px 12px 40px 12px;
        margin: 0;
        border-radius: 0;
        border: none;
        box-shadow: none;
        min-height: 100vh;
        max-width: 100%;
        overflow-x: hidden;
    }
    
    /* 1. Header & Navigation Tabs */
    .app-header {
        flex-direction: column;
        align-items: stretch;
        gap: 14px;
        padding-bottom: 16px;
        margin-bottom: 16px;
    }
    
    .header-left {
        width: 100%;
        justify-content: flex-start;
        gap: 12px;
    }

    .logo-img {
        width: 46px;
        height: 46px;
    }

    .logo-title {
        font-size: 22px;
    }

    .logo-subtitle {
        font-size: 12.5px;
        line-height: 1.3;
    }
    
    .header-nav {
        width: 100%;
        overflow: visible;
    }
    
    .mode-tabs {
        width: 100%;
        display: flex;
        gap: 6px;
        padding: 4px;
        box-sizing: border-box;
    }
    
    .mode-tab {
        flex: 1;
        justify-content: center;
        text-align: center;
        padding: 9px 8px;
        font-size: 13px;
        font-weight: 600;
        white-space: nowrap;
    }

    .mode-tab-icon {
        font-size: 14px;
    }

    /* 2. Inspector Header & Action Buttons */
    .chain-params-inspector {
        padding: 14px 12px;
        max-width: 100%;
        box-sizing: border-box;
        overflow: hidden;
    }

    .inspector-header {
        flex-direction: column;
        align-items: stretch;
        gap: 12px;
        margin-bottom: 14px;
        padding-bottom: 12px;
    }

    .inspector-header > div:first-child {
        width: 100%;
        align-items: flex-start;
    }

    .inspector-header > div:last-child {
        display: flex;
        flex-direction: row;
        gap: 8px;
        width: 100%;
    }

    .inspector-toggle-btn {
        flex: 1;
        text-align: center;
        justify-content: center;
        padding: 8px 6px;
        font-size: 12px;
        white-space: normal;
        line-height: 1.2;
    }

    .param-knobs-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 8px;
    }

    .param-knobs-grid.eq-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    /* 3. Signal Chain Scroll & Cards */
    .signal-chain-scroll, .catalog-chain-scroll {
        overflow-x: auto;
        padding-bottom: 15px;
        -webkit-overflow-scrolling: touch;
    }
    
    .selectors-grid {
        grid-template-columns: 1fr;
        gap: 14px;
    }
    
    .search-input-wrapper {
        flex-direction: column;
        gap: 10px;
    }
    
    .primary-btn {
        width: 100%;
        justify-content: center;
    }

    .search-input {
        font-size: 14px;
        padding: 12px 14px;
    }

    .card {
        padding: 18px 14px;
    }

    .detail-card {
        padding: 20px 14px;
    }

    /* 4. Quick tags */
    .quick-tags {
        gap: 6px;
    }

    .tag-btn {
        font-size: 12px;
        padding: 6px 10px;
    }

    /* 5. Quick Glance cards */
    .qg-body {
        grid-template-columns: 1fr;
        gap: 12px;
    }

    /* 6. Catalog Device Selector Tabs */
    .catalog-devices-nav {
        grid-template-columns: 1fr;
        gap: 8px;
    }

    .catalog-dev-tab {
        padding: 12px 14px;
        font-size: 13px;
    }

    .catalog-search-row .search-input {
        font-size: 13.5px;
    }

    .chip-filter {
        font-size: 12px;
        padding: 6px 10px;
    }
}