:root {
    --bg-dark: #0a0a0f;
    --bg-panel: #12121a;
    --bg-control: #1a1a25;
    --border: #2a2a3a;
    --text: #e0e0e0;
    --text-dim: #888;
    --accent-cyan: #00e5ff;
    --accent-magenta: #ff00ff;
    --accent-orange: #ff6b00;
    --accent-green: #00ff88;
    --pad-col1: #dd0000;
    --pad-col2: #ff9900;
    --pad-col3: #ffcc00;
    --pad-col4: #c8c8c8;
    --control-block-size: clamp(24px, 3vh, 30px);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    -webkit-tap-highlight-color: transparent;
    touch-action: manipulation;
}

html, body {
    width: 100%;
    height: 100%;
    overflow: hidden;
    font-family: 'Orbitron', monospace;
    background: var(--bg-dark);
    color: var(--text);
}

#app {
    width: 100%;
    height: 100%;
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

header {
    display: flex;
    align-items: center;
    padding: clamp(4px, 0.8vh, 8px) clamp(8px, 1.5vw, 16px);
    padding-right: clamp(40px, 5vw, 50px);
    background: linear-gradient(180deg, var(--bg-panel) 0%, var(--bg-dark) 100%);
    border-bottom: 1px solid var(--border);
    flex-shrink: 0;
    gap: clamp(8px, 1.2vw, 14px);
    position: relative;
}

.fullscreen-btn {
    position: absolute;
    top: 50%;
    right: clamp(6px, 1vw, 12px);
    transform: translateY(-50%);
    width: clamp(28px, 3.5vw, 36px);
    height: clamp(28px, 3.5vw, 36px);
    background: var(--bg-control);
    border: 1px solid var(--border);
    border-radius: 4px;
    color: var(--text-dim);
    font-size: clamp(0.9rem, 1.3vw, 1.1rem);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s;
    z-index: 10;
}

.fullscreen-btn:hover {
    border-color: var(--accent-cyan);
    color: var(--accent-cyan);
}

.header-left {
    display: flex;
    align-items: center;
    gap: clamp(6px, 1vw, 12px);
}

.logo-section h1 {
    font-size: clamp(0.9rem, 2.5vw, 1.4rem);
    font-weight: 900;
    background: linear-gradient(135deg, var(--accent-cyan), var(--accent-magenta));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: 2px;
    line-height: 1;
}

.logo-section .subtitle {
    font-size: clamp(0.5rem, 1vw, 0.65rem);
    color: var(--text-dim);
    letter-spacing: 1px;
}

.transport {
    display: flex;
    align-items: center;
    gap: clamp(8px, 1.5vw, 16px);
}

.transport-btn {
    width: clamp(36px, 5vw, 48px);
    height: clamp(36px, 5vw, 48px);
    border-radius: 50%;
    border: 2px solid var(--border);
    background: var(--bg-control);
    color: var(--text-dim);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s;
}

.transport-btn:hover:not(:disabled) {
    border-color: var(--accent-cyan);
    color: var(--accent-cyan);
}

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

.transport-btn.active {
    background: var(--accent-green);
    border-color: var(--accent-green);
    color: var(--bg-dark);
}

.power-btn.active {
    background: var(--accent-green);
    border-color: var(--accent-green);
    color: var(--bg-dark);
    box-shadow: 0 0 15px rgba(0, 255, 136, 0.5);
}

.transport-btn.playing {
    background: var(--accent-orange);
    border-color: var(--accent-orange);
    color: var(--bg-dark);
    animation: pulse 0.5s ease-in-out infinite alternate;
}

@keyframes pulse {
    from { box-shadow: 0 0 5px rgba(255, 107, 0, 0.5); }
    to { box-shadow: 0 0 15px rgba(255, 107, 0, 0.8); }
}

.tempo-control, .loop-control {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 2px;
}

.tempo-control label, .loop-control label {
    font-size: clamp(0.5rem, 0.8vw, 0.6rem);
    color: var(--text-dim);
    letter-spacing: 1px;
}

.spinner-control {
    display: flex;
    align-items: center;
    background: var(--bg-control);
    border: 1px solid var(--border);
    border-radius: 6px;
    overflow: hidden;
}

.spinner-btn {
    width: clamp(24px, 3vw, 32px);
    height: clamp(24px, 3vw, 32px);
    background: none;
    border: none;
    color: var(--accent-cyan);
    font-size: clamp(1rem, 1.5vw, 1.2rem);
    cursor: pointer;
    transition: background 0.2s;
}

.spinner-btn:hover {
    background: rgba(0, 229, 255, 0.2);
}

.spinner-btn:active {
    background: rgba(0, 229, 255, 0.4);
}

.spinner-input, .spinner-display {
    width: clamp(40px, 5vw, 60px);
    height: clamp(24px, 3vw, 32px);
    text-align: center;
    background: var(--bg-dark);
    border: none;
    border-left: 1px solid var(--border);
    border-right: 1px solid var(--border);
    color: var(--accent-cyan);
    font-family: 'Orbitron', monospace;
    font-size: clamp(0.7rem, 1.2vw, 0.9rem);
    font-weight: 700;
    display: flex;
    align-items: center;
    justify-content: center;
}

.spinner-input:focus {
    outline: none;
    background: var(--bg-control);
}

.spinner-input::-webkit-inner-spin-button,
.spinner-input::-webkit-outer-spin-button {
    -webkit-appearance: none;
    margin: 0;
}

.midi-row {
    display: flex;
    align-items: center;
    gap: clamp(6px, 1vw, 12px);
}

.volume-controls {
    display: flex;
    align-items: center;
    gap: 6px;
}

.volume-icon {
    font-size: clamp(0.8rem, 1.2vw, 1rem);
    opacity: 0.7;
}

.midi-io {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.midi-io label {
    font-size: clamp(0.45rem, 0.7vw, 0.55rem);
    color: var(--text-dim);
    letter-spacing: 1px;
}

.midi-io select {
    padding: clamp(3px, 0.4vh, 5px) clamp(4px, 0.5vw, 6px);
    background: var(--bg-control);
    border: 1px solid var(--border);
    border-radius: 4px;
    color: var(--text);
    font-family: 'Orbitron', monospace;
    font-size: clamp(0.45rem, 0.8vw, 0.6rem);
    cursor: pointer;
    min-width: clamp(50px, 6vw, 80px);
    max-width: clamp(60px, 8vw, 100px);
}

.channel-select select {
    min-width: clamp(40px, 5vw, 55px);
    max-width: clamp(45px, 6vw, 60px);
}

.midi-io select:focus {
    outline: none;
    border-color: var(--accent-cyan);
}

.sync-controls {
    display: flex;
    gap: 4px;
    align-self: flex-end;
}

.sync-btn {
    padding: clamp(4px, 0.5vh, 6px) clamp(6px, 0.8vw, 10px);
    background: var(--bg-control);
    border: 1px solid var(--border);
    border-radius: 4px;
    color: var(--text-dim);
    font-family: 'Orbitron', monospace;
    font-size: clamp(0.5rem, 0.8vw, 0.6rem);
    cursor: pointer;
    transition: all 0.2s;
}

.sync-btn:hover {
    border-color: var(--accent-cyan);
    color: var(--accent-cyan);
}

.sync-btn.active {
    background: var(--accent-cyan);
    border-color: var(--accent-cyan);
    color: var(--bg-dark);
}


.volume-slider {
    width: clamp(50px, 6vw, 80px);
    height: 4px;
    -webkit-appearance: none;
    appearance: none;
    background: var(--border);
    border-radius: 2px;
    cursor: pointer;
}

.volume-slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    width: 12px;
    height: 12px;
    background: var(--accent-cyan);
    border-radius: 50%;
    cursor: pointer;
}

main {
    flex: 1;
    display: grid;
    grid-template-columns: clamp(240px, 35vw, 400px) 1fr;
    grid-template-rows: auto 1fr;
    gap: clamp(8px, 1.5vw, 16px);
    padding: clamp(8px, 1.5vh, 16px);
    overflow: hidden;
    min-height: 0;
}

.pads-section {
    display: contents;
}

.pads-controls {
    grid-column: 1;
    grid-row: 1;
    display: flex;
    flex-direction: column;
    gap: clamp(6px, 1vh, 12px);
}

.pads-grid {
    grid-column: 1;
    grid-row: 2;
}

.pads-header, .sequencer-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: clamp(6px, 1vw, 12px);
    flex-wrap: wrap;
}

.section-title {
    font-size: clamp(0.6rem, 1vw, 0.8rem);
    font-weight: 700;
    color: var(--accent-cyan);
    letter-spacing: 2px;
}

.pad-modes {
    display: flex;
    gap: 4px;
}

.mode-btn {
    padding: clamp(4px, 0.5vh, 6px) clamp(8px, 1vw, 12px);
    background: var(--bg-control);
    border: 1px solid var(--border);
    border-radius: 4px;
    color: var(--text-dim);
    font-family: 'Orbitron', monospace;
    font-size: clamp(0.5rem, 0.8vw, 0.65rem);
    font-weight: 700;
    cursor: pointer;
    transition: all 0.2s;
}

.mode-btn:hover {
    border-color: var(--accent-magenta);
    color: var(--accent-magenta);
}

.mode-btn.active {
    background: var(--accent-magenta);
    border-color: var(--accent-magenta);
    color: white;
}

#record-btn.active {
    background: #ff3333;
    border-color: #ff3333;
    animation: rec-pulse 0.8s ease-in-out infinite alternate;
}

@keyframes rec-pulse {
    from { box-shadow: 0 0 5px rgba(255, 51, 51, 0.5); }
    to { box-shadow: 0 0 15px rgba(255, 51, 51, 0.8); }
}

.dual-mode-controls {
    display: flex;
    gap: 4px;
    width: 100%;
}

.dual-btn {
    flex: 1;
    height: var(--control-block-size);
    padding: 0 clamp(8px, 1vw, 12px);
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-control);
    border: 1px solid var(--border);
    border-radius: 4px;
    color: var(--text-dim);
    font-family: 'Orbitron', monospace;
    font-size: clamp(0.5rem, 0.8vw, 0.65rem);
    font-weight: 700;
    cursor: pointer;
    transition: all 0.15s;
    user-select: none;
    touch-action: none;
    -webkit-touch-callout: none;
    text-align: center;
}

.dual-btn:hover {
    border-color: var(--accent-green);
    color: var(--accent-green);
}

/* Loop mode (default) - green active on press */
.dual-btn:active {
    background: var(--accent-green) !important;
    border-color: var(--accent-green) !important;
    color: var(--bg-dark) !important;
    transform: scale(0.96);
    box-shadow: 0 0 15px rgba(0, 255, 136, 0.8);
}

/* Repeat mode - orange styling */
.dual-mode-controls.repeat-mode .dual-btn:hover {
    border-color: var(--accent-orange);
    color: var(--accent-orange);
}

.dual-mode-controls.repeat-mode .dual-btn.active {
    background: var(--accent-orange);
    border-color: var(--accent-orange);
    color: var(--bg-dark);
}

.dual-mode-controls.repeat-mode .dual-btn:active {
    background: var(--accent-orange) !important;
    border-color: var(--accent-orange) !important;
    box-shadow: 0 0 15px rgba(255, 136, 0, 0.8);
}

.pads-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    grid-template-rows: repeat(4, 1fr);
    gap: clamp(4px, 0.6vw, 8px);
    flex: 1;
    min-height: 0;
    align-content: stretch;
}

.drum-pad {
    border-radius: clamp(6px, 1vw, 12px);
    border: 2px solid transparent;
    cursor: pointer;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 2px;
    transition: transform 0.1s, box-shadow 0.1s;
    position: relative;
    overflow: hidden;
    user-select: none;
}

.drum-pad::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(255,255,255,0.15) 0%, transparent 50%);
    pointer-events: none;
}

.drum-pad .note-name {
    font-size: clamp(0.7rem, 1.5vw, 1rem);
    font-weight: 700;
    color: rgba(0,0,0,0.7);
    text-shadow: 0 1px 2px rgba(255,255,255,0.3);
}

.drum-pad .pad-number {
    font-size: clamp(0.5rem, 0.9vw, 0.65rem);
    color: rgba(0,0,0,0.5);
}

.drum-pad .pad-index {
    position: absolute;
    bottom: 4px;
    left: 6px;
    font-size: clamp(0.6rem, 1vw, 0.75rem);
    font-weight: 700;
    color: rgba(0,0,0,0.6);
}

.pad-load-btn {
    position: absolute;
    top: 4px;
    right: 4px;
    width: 24px;
    height: 24px;
    padding: 0;
    background: rgba(0,0,0,0.5);
    border: 1px solid rgba(255,255,255,0.4);
    border-radius: 4px;
    color: rgba(255,255,255,0.8);
    font-size: 16px;
    font-weight: 700;
    line-height: 1;
    cursor: pointer;
    opacity: 0.8;
    z-index: 10;
    transition: all 0.15s;
}

.pad-load-btn:hover {
    opacity: 1;
    background: rgba(0,0,0,0.5);
    border-color: var(--accent-cyan);
    color: var(--accent-cyan);
}

.pad-load-btn.has-sample {
    background: var(--accent-green);
    border-color: var(--accent-green);
    color: var(--bg-dark);
    opacity: 1;
}

.drum-pad:hover {
    transform: scale(1.02);
}

.drum-pad:active, .drum-pad.active {
    transform: scale(0.95);
    filter: brightness(1.3);
}

.drum-pad.armed {
    border-color: var(--accent-cyan);
    box-shadow: 0 0 20px var(--accent-cyan);
    animation: armed-glow 1s ease-in-out infinite alternate;
}

@keyframes armed-glow {
    from { box-shadow: 0 0 10px var(--accent-cyan); }
    to { box-shadow: 0 0 25px var(--accent-cyan); }
}

.drum-pad.flash {
    filter: brightness(1.5);
}

.drum-pad.col-0 { background: var(--pad-col1); }
.drum-pad.col-1 { background: var(--pad-col2); }
.drum-pad.col-2 { background: var(--pad-col3); }
.drum-pad.col-3 { background: var(--pad-col4); }

.armed-indicator {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: clamp(4px, 0.5vh, 8px);
    background: var(--bg-control);
    border: 1px solid var(--border);
    border-radius: 6px;
    font-size: clamp(0.55rem, 0.9vw, 0.7rem);
    min-height: 32px;
}

.armed-indicator span:first-child {
    color: var(--text-dim);
}

.armed-pad-preview {
    width: 24px;
    height: 24px;
    border-radius: 4px;
    background: var(--bg-control);
    border: 1px solid var(--border);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.6rem;
    font-weight: 700;
    color: rgba(0,0,0,0.7);
    visibility: hidden;
}

.armed-pad-preview.visible {
    visibility: visible;
}

.armed-pad-preview.col-0 { background: var(--pad-col1); }
.armed-pad-preview.col-1 { background: var(--pad-col2); }
.armed-pad-preview.col-2 { background: var(--pad-col3); }
.armed-pad-preview.col-3 { background: var(--pad-col4); }

#armed-note {
    color: var(--accent-cyan);
    font-weight: 700;
    width: 80px;
    text-align: center;
}

.delete-armed-btn {
    padding: clamp(3px, 0.4vh, 5px) clamp(8px, 1vw, 12px);
    background: #ff4444;
    border: none;
    border-radius: 4px;
    color: white;
    font-family: 'Orbitron', monospace;
    font-size: clamp(0.5rem, 0.8vw, 0.65rem);
    font-weight: 700;
    cursor: pointer;
    margin-left: 8px;
    transition: all 0.2s;
    visibility: hidden;
}

.delete-armed-btn.visible {
    visibility: visible;
}

.delete-armed-btn:hover {
    background: #ff6666;
    transform: scale(1.05);
}

.dual-btn:disabled {
    opacity: 0.4;
    cursor: not-allowed;
}

.sequencer-section {
    display: contents;
}

.sequencer-controls {
    grid-column: 2;
    grid-row: 1;
    display: flex;
    flex-direction: column;
    gap: clamp(4px, 0.5vh, 8px);
}

.sequencer-controls .bar-markers {
    order: -1;
}

.pattern-controls {
    display: flex;
    gap: 4px;
    flex-wrap: wrap;
}

.pattern-controls button {
    padding: clamp(4px, 0.5vh, 6px) clamp(6px, 0.8vw, 10px);
    background: var(--bg-control);
    border: 1px solid var(--border);
    border-radius: 4px;
    color: var(--text-dim);
    font-family: 'Orbitron', monospace;
    font-size: clamp(0.5rem, 0.8vw, 0.6rem);
    cursor: pointer;
    transition: all 0.2s;
}

.pattern-controls button:hover {
    border-color: var(--accent-cyan);
    color: var(--accent-cyan);
}

.pattern-controls button:disabled {
    opacity: 0.4;
    cursor: not-allowed;
}

.pattern-select {
    display: flex;
    align-items: center;
    gap: 6px;
}

.pattern-select label {
    font-size: clamp(0.5rem, 0.8vw, 0.6rem);
    color: var(--text-dim);
}

.pattern-select select {
    padding: clamp(4px, 0.5vh, 6px) clamp(6px, 0.8vw, 10px);
    background: var(--bg-control);
    border: 1px solid var(--border);
    border-radius: 4px;
    color: var(--text);
    font-family: 'Orbitron', monospace;
    font-size: clamp(0.5rem, 0.8vw, 0.6rem);
    cursor: pointer;
    min-width: clamp(80px, 10vw, 120px);
}

.sequencer-grid-container {
    grid-column: 2;
    grid-row: 2;
    display: flex;
    flex-direction: column;
    min-height: 0;
    overflow: hidden;
}

.bar-markers {
    display: flex;
    gap: clamp(2px, 0.3vw, 4px);
    flex: 1;
    align-items: stretch;
}

.bar-marker {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    height: var(--control-block-size);
    padding: 0 clamp(8px, 1vw, 12px);
    font-family: 'Orbitron', monospace;
    font-size: clamp(0.45rem, 0.7vw, 0.55rem);
    font-weight: 700;
    color: var(--text-dim);
    background: var(--bg-control);
    border: 1px solid var(--border);
    border-radius: 4px;
}

.bar-marker.active {
    background: var(--accent-orange);
    color: var(--bg-dark);
    border-color: var(--accent-orange);
}

.sequencer-grid {
    display: grid;
    grid-template-columns: repeat(16, 1fr);
    grid-template-rows: repeat(4, 1fr);
    gap: clamp(3px, 0.5vw, 6px);
    flex: 1;
    min-height: 0;
    overflow: hidden;
    padding: clamp(4px, 0.5vh, 8px);
    background: var(--bg-dark);
    border-radius: 8px;
    align-content: stretch;
}

.step-cell {
    background: var(--bg-control);
    border: 2px solid var(--border);
    border-radius: clamp(4px, 0.6vw, 8px);
    cursor: pointer;
    transition: all 0.1s;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-width: 0;
    overflow: hidden;
    position: relative;
}

.step-cell:hover {
    border-color: var(--accent-cyan);
    transform: scale(1.02);
}

.step-cell.active {
    border-color: var(--accent-cyan);
    box-shadow: inset 0 0 10px rgba(0, 229, 255, 0.4);
}

.step-cell.filled {
    border-color: rgba(255,255,255,0.3);
}

.step-cell.filled::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(255,255,255,0.2) 0%, transparent 50%);
    pointer-events: none;
}

.step-cell.filled.col-0 { background: var(--pad-col1); }
.step-cell.filled.col-1 { background: var(--pad-col2); }
.step-cell.filled.col-2 { background: var(--pad-col3); }
.step-cell.filled.col-3 { background: var(--pad-col4); }

.step-cell.current {
    box-shadow: 0 0 15px var(--accent-orange), inset 0 0 10px rgba(255, 107, 0, 0.3);
    border-color: var(--accent-orange);
}

.step-cell.armed-match {
    box-shadow: 0 0 12px var(--accent-cyan), inset 0 0 8px rgba(0, 229, 255, 0.3);
    border-color: var(--accent-cyan);
    animation: armed-match-pulse 0.8s ease-in-out infinite alternate;
}

@keyframes armed-match-pulse {
    from { box-shadow: 0 0 8px var(--accent-cyan); }
    to { box-shadow: 0 0 18px var(--accent-cyan); }
}

.step-cell.outside-loop {
    opacity: 0.25;
}

.step-cell .step-note {
    font-size: clamp(0.5rem, 0.9vw, 0.7rem);
    color: rgba(0,0,0,0.8);
    font-weight: 700;
    text-overflow: ellipsis;
    overflow: hidden;
    white-space: nowrap;
}

.step-cell .step-num {
    font-size: clamp(0.4rem, 0.7vw, 0.55rem);
    color: var(--text-dim);
    position: absolute;
    bottom: 2px;
    right: 4px;
}

.step-cell.filled .step-num {
    color: rgba(0,0,0,0.5);
}

.step-numbers {
    display: none;
}

.step-number {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: clamp(0.4rem, 0.6vw, 0.5rem);
    color: var(--text-dim);
}

.step-number.bar-start {
    color: var(--accent-cyan);
    font-weight: 700;
}

.modal {
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.8);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10000;
}

.modal.hidden {
    display: none;
}

.modal-content {
    background: var(--bg-panel);
    border: 2px solid var(--accent-cyan);
    border-radius: 12px;
    min-width: clamp(250px, 40vw, 400px);
    max-width: 90vw;
    max-height: 80vh;
    display: flex;
    flex-direction: column;
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: clamp(10px, 2vh, 16px);
    border-bottom: 1px solid var(--border);
}

.modal-header h2 {
    font-size: clamp(0.8rem, 1.5vw, 1rem);
    color: var(--accent-cyan);
    letter-spacing: 2px;
}

.modal-close {
    background: none;
    border: none;
    color: var(--text-dim);
    font-size: 1.5rem;
    cursor: pointer;
    transition: color 0.2s;
}

.modal-close:hover {
    color: var(--accent-cyan);
}

.modal-body {
    padding: clamp(12px, 2vh, 20px);
    overflow-y: auto;
    flex: 1;
}

.modal-body input[type="text"] {
    width: 100%;
    padding: clamp(8px, 1.5vh, 12px);
    background: var(--bg-control);
    border: 1px solid var(--border);
    border-radius: 6px;
    color: var(--text);
    font-family: 'Orbitron', monospace;
    font-size: clamp(0.7rem, 1.2vw, 0.9rem);
}

.modal-body input[type="text"]:focus {
    outline: none;
    border-color: var(--accent-cyan);
}

.modal-footer {
    display: flex;
    justify-content: flex-end;
    gap: 8px;
    padding: clamp(10px, 2vh, 16px);
    border-top: 1px solid var(--border);
}

.modal-btn {
    padding: clamp(8px, 1vh, 12px) clamp(16px, 2vw, 24px);
    background: var(--bg-control);
    border: 1px solid var(--border);
    border-radius: 6px;
    color: var(--text-dim);
    font-family: 'Orbitron', monospace;
    font-size: clamp(0.6rem, 1vw, 0.75rem);
    cursor: pointer;
    transition: all 0.2s;
}

.modal-btn:hover {
    border-color: var(--accent-cyan);
    color: var(--accent-cyan);
}

.modal-btn.primary {
    background: var(--accent-cyan);
    border-color: var(--accent-cyan);
    color: var(--bg-dark);
}

.modal-btn.primary:hover {
    filter: brightness(1.2);
}

.modal-btn.danger {
    background: #ff4444;
    border-color: #ff4444;
    color: #fff;
}

.modal-btn.danger:hover {
    background: #ff6666;
    border-color: #ff6666;
}

.pattern-list {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.pattern-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: clamp(8px, 1.5vh, 12px);
    background: var(--bg-control);
    border: 1px solid var(--border);
    border-radius: 6px;
    cursor: pointer;
    transition: all 0.2s;
}

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

.pattern-item-name {
    font-size: clamp(0.7rem, 1.1vw, 0.85rem);
    color: var(--text);
}

.pattern-item-date {
    font-size: clamp(0.5rem, 0.8vw, 0.6rem);
    color: var(--text-dim);
}

.pattern-item-delete {
    background: none;
    border: none;
    color: var(--text-dim);
    font-size: 1.2rem;
    cursor: pointer;
    padding: 4px;
    transition: color 0.2s;
}

.pattern-item-delete:hover {
    color: #ff4444;
}

.notification {
    position: fixed;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%);
    padding: clamp(10px, 1.5vh, 14px) clamp(20px, 3vw, 30px);
    background: var(--bg-panel);
    border: 1px solid var(--accent-cyan);
    border-radius: 8px;
    color: var(--accent-cyan);
    font-size: clamp(0.7rem, 1vw, 0.85rem);
    z-index: 10001;
    animation: slideUp 0.3s ease-out;
}

.notification.hidden {
    display: none;
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateX(-50%) translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateX(-50%) translateY(0);
    }
}

@media (max-width: 900px) {
    main {
        grid-template-columns: 1fr;
        grid-template-rows: auto auto auto auto;
    }
    
    .pads-controls {
        grid-column: 1;
        grid-row: 1;
    }
    
    .pads-grid {
        grid-column: 1;
        grid-row: 2;
        max-height: 35vh;
    }
    
    .sequencer-controls {
        grid-column: 1;
        grid-row: 3;
    }
    
    .sequencer-grid-container {
        grid-column: 1;
        grid-row: 4;
    }
}

@media (max-height: 600px) {
    header {
        padding: 4px 8px;
        min-height: 45px;
    }
    
    main {
        padding: 4px;
        gap: 4px;
    }
}

.sample-preview-content {
    min-width: clamp(300px, 50vw, 450px);
}

.preview-pad-info {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 16px;
    font-size: clamp(0.7rem, 1.1vw, 0.85rem);
    color: var(--text-dim);
}

.preview-pad-label {
    color: var(--accent-cyan);
    font-weight: 700;
    font-size: clamp(0.8rem, 1.2vw, 1rem);
}

.preview-file-select {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 16px;
}

.preview-filename {
    font-size: clamp(0.65rem, 1vw, 0.8rem);
    color: var(--text-dim);
    flex: 1;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.preview-controls {
    background: var(--bg-control);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 16px;
}

.preview-controls.hidden {
    display: none;
}

.preview-player {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 16px;
}

.preview-play-btn {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: var(--accent-cyan);
    border: none;
    color: var(--bg-dark);
    font-size: 1.2rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s;
    flex-shrink: 0;
}

.preview-play-btn:hover {
    filter: brightness(1.2);
    transform: scale(1.05);
}

.preview-play-btn.playing {
    background: var(--accent-orange);
}

.preview-waveform {
    flex: 1;
    height: 48px;
    background: var(--bg-dark);
    border-radius: 4px;
    position: relative;
    overflow: hidden;
}

.preview-waveform-bar {
    position: absolute;
    bottom: 0;
    width: 3px;
    background: var(--accent-cyan);
    border-radius: 2px 2px 0 0;
}

.preview-volume {
    display: flex;
    align-items: center;
    gap: 12px;
}

.preview-volume .volume-label {
    font-size: clamp(0.6rem, 0.9vw, 0.7rem);
    color: var(--text-dim);
    letter-spacing: 1px;
    width: 60px;
}

.preview-volume-slider {
    flex: 1;
    height: 6px;
    -webkit-appearance: none;
    background: var(--bg-dark);
    border-radius: 3px;
    cursor: pointer;
}

.preview-volume-slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    width: 16px;
    height: 16px;
    border-radius: 50%;
    background: var(--accent-cyan);
    cursor: pointer;
}

.preview-volume-slider::-moz-range-thumb {
    width: 16px;
    height: 16px;
    border-radius: 50%;
    background: var(--accent-cyan);
    cursor: pointer;
    border: none;
}

#preview-volume-value {
    font-size: clamp(0.6rem, 0.9vw, 0.7rem);
    color: var(--accent-cyan);
    width: 40px;
    text-align: right;
}

.modal-btn:disabled {
    opacity: 0.4;
    cursor: not-allowed;
}

.modal-btn:disabled:hover {
    border-color: var(--border);
    color: var(--text-dim);
}

/* Pattern Chain Styles */
.chain-section {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-left: 10px;
}

.chain-controls {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 4px 8px;
    background: rgba(0, 0, 0, 0.3);
    border-radius: 4px;
    visibility: hidden;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.15s;
}

.chain-controls.active {
    visibility: visible;
    opacity: 1;
    pointer-events: auto;
}

.chain-select {
    background: var(--bg-dark);
    color: var(--text-dim);
    border: 1px solid var(--border);
    border-radius: 4px;
    padding: 4px 8px;
    font-size: 0.7rem;
    font-family: var(--font-main);
    cursor: pointer;
}

.chain-select:focus {
    outline: none;
    border-color: var(--accent-cyan);
}

.chain-slots {
    display: flex;
    gap: 6px;
    max-width: 400px;
    overflow-x: auto;
    padding: 2px;
}

.chain-slot {
    display: flex;
    align-items: center;
    gap: 4px;
    padding: 4px 8px;
    background: var(--bg-dark);
    border: 1px solid var(--border);
    border-radius: 4px;
    font-size: 0.65rem;
    color: var(--text-dim);
    white-space: nowrap;
    min-width: 80px;
}

.chain-slot.active {
    border-color: var(--accent-cyan);
    box-shadow: 0 0 8px var(--accent-cyan);
    color: var(--accent-cyan);
}

.chain-slot .slot-name {
    flex: 1;
    overflow: hidden;
    text-overflow: ellipsis;
    cursor: pointer;
}

.chain-slot .slot-name:hover {
    color: var(--accent-cyan);
}

.chain-slot .slot-stepper {
    display: flex;
    align-items: center;
    gap: 2px;
}

.chain-slot .slot-stepper button {
    width: 16px;
    height: 16px;
    background: transparent;
    border: 1px solid var(--border);
    color: var(--text-dim);
    font-size: 0.7rem;
    cursor: pointer;
    border-radius: 2px;
    padding: 0;
    line-height: 1;
}

.chain-slot .slot-stepper button:hover {
    border-color: var(--accent-cyan);
    color: var(--accent-cyan);
}

.chain-slot .slot-repeats {
    font-size: 0.65rem;
    width: 16px;
    text-align: center;
    color: var(--accent-orange);
}

.chain-slot .slot-remove {
    cursor: pointer;
    color: var(--text-dim);
    font-size: 0.8rem;
    margin-left: 4px;
}

.chain-slot .slot-remove:hover {
    color: var(--accent-pink);
}

#chain-toggle.active {
    background: var(--accent-cyan);
    color: var(--bg-dark);
    border-color: var(--accent-cyan);
}

/* Beat Generator Styles */
.generate-btn {
    background: linear-gradient(145deg, #1a0a3a, #0a051a) !important;
    border-color: var(--accent-magenta) !important;
    color: var(--accent-magenta) !important;
}

.generate-btn:hover {
    background: linear-gradient(145deg, #2a1a5a, #1a0a3a) !important;
    box-shadow: 0 0 10px rgba(255, 0, 255, 0.4);
}

.generate-modal-content {
    max-width: 500px !important;
    width: 95% !important;
    max-height: 95vh !important;
}

.generate-modal-content .modal-body {
    overflow: visible !important;
    max-height: none !important;
}

.generate-body {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.generate-row {
    display: flex;
    align-items: center;
    gap: 12px;
}

.generate-row label {
    width: 80px;
    font-size: 0.75rem;
    color: var(--text-dim);
    font-weight: 600;
    flex-shrink: 0;
}

.generate-select {
    flex: 1;
    padding: 8px 10px;
    background: var(--bg-dark);
    border: 1px solid var(--border);
    border-radius: 6px;
    color: var(--text);
    font-family: 'Orbitron', monospace;
    font-size: 0.75rem;
    cursor: pointer;
}

.generate-select:focus {
    outline: none;
    border-color: var(--accent-magenta);
}

.genre-description {
    font-size: 0.65rem;
    color: var(--text-dim);
    padding: 6px 10px;
    background: var(--bg-dark);
    border-radius: 6px;
    line-height: 1.4;
    min-height: 24px;
}

.generate-slider {
    flex: 1;
    -webkit-appearance: none;
    appearance: none;
    height: 6px;
    background: var(--bg-dark);
    border-radius: 3px;
    outline: none;
}

.generate-slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 18px;
    height: 18px;
    background: linear-gradient(145deg, var(--accent-magenta), #aa00aa);
    border-radius: 50%;
    cursor: pointer;
    box-shadow: 0 0 8px rgba(255, 0, 255, 0.5);
}

.generate-slider::-moz-range-thumb {
    width: 18px;
    height: 18px;
    background: linear-gradient(145deg, var(--accent-magenta), #aa00aa);
    border-radius: 50%;
    cursor: pointer;
    border: none;
    box-shadow: 0 0 8px rgba(255, 0, 255, 0.5);
}

.generate-row span:last-child {
    width: 40px;
    text-align: right;
    font-size: 0.7rem;
    color: var(--accent-magenta);
}

.generate-preview {
    background: var(--bg-dark);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 10px;
    display: none;
}

.generate-preview.visible {
    display: block;
}

.preview-info {
    display: flex;
    gap: 16px;
    margin-bottom: 8px;
    font-size: 0.7rem;
    color: var(--text-dim);
    align-items: center;
}

.preview-info strong {
    color: var(--accent-magenta);
}

.preview-info .preview-play-btn {
    margin-left: auto;
    width: 32px;
    height: 32px;
    border-radius: 50%;
    border: 2px solid var(--accent-cyan);
    background: transparent;
    color: var(--accent-cyan);
    font-size: 14px;
    cursor: pointer;
    transition: all 0.2s;
    display: flex;
    align-items: center;
    justify-content: center;
}

.preview-info .preview-play-btn:hover {
    background: var(--accent-cyan);
    color: var(--bg-dark);
}

.preview-info .preview-play-btn.playing {
    background: var(--accent-magenta);
    border-color: var(--accent-magenta);
    color: #fff;
}

.preview-step.playing {
    outline: 2px solid var(--accent-cyan);
    outline-offset: 1px;
    transform: scale(1.1);
}

.preview-pattern {
    display: grid;
    grid-template-columns: repeat(16, 1fr);
    gap: 2px;
    max-height: none;
    overflow: hidden;
}

.preview-step {
    aspect-ratio: 1;
    background: var(--bg-panel);
    border-radius: 2px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.5rem;
    color: transparent;
}

.preview-step.filled {
    color: var(--bg-dark);
    font-weight: bold;
}

.preview-step.col1 { background: var(--pad-col1); }
.preview-step.col2 { background: var(--pad-col2); }
.preview-step.col3 { background: var(--pad-col3); }
.preview-step.col4 { background: var(--pad-col4); }

.preview-step.current-bar {
    box-shadow: inset 0 0 0 1px var(--accent-cyan);
}

/* Export Modal Styles */
.export-modal-content {
    max-width: 400px;
}

.export-section {
    background: var(--bg-control);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 16px;
    margin-bottom: 16px;
}

.export-section:last-child {
    margin-bottom: 0;
}

.export-section h3 {
    font-size: 1rem;
    color: var(--accent-cyan);
    margin-bottom: 4px;
}

.export-desc {
    font-size: 0.75rem;
    color: var(--text-dim);
    margin-bottom: 12px;
}

.export-options {
    display: flex;
    gap: 16px;
    align-items: center;
    margin-bottom: 12px;
    flex-wrap: wrap;
}

.export-options label {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 0.75rem;
    color: var(--text);
}

.export-options select {
    background: var(--bg-panel);
    border: 1px solid var(--border);
    border-radius: 4px;
    color: var(--text);
    padding: 4px 8px;
    font-family: inherit;
    font-size: 0.75rem;
}

.export-options input[type="checkbox"] {
    width: 16px;
    height: 16px;
    accent-color: var(--accent-cyan);
}

.export-btn {
    width: 100%;
    padding: 12px;
    background: linear-gradient(135deg, var(--bg-panel) 0%, var(--bg-control) 100%);
    border: 1px solid var(--border);
    border-radius: 6px;
    color: var(--text);
    font-family: inherit;
    font-size: 0.9rem;
    font-weight: 600;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    transition: all 0.2s;
}

.export-btn:hover {
    border-color: var(--accent-cyan);
    background: linear-gradient(135deg, var(--bg-control) 0%, var(--bg-panel) 100%);
}

.export-btn.wav-btn:hover {
    border-color: var(--accent-green);
    color: var(--accent-green);
}

.export-btn.midi-btn:hover {
    border-color: var(--accent-magenta);
    color: var(--accent-magenta);
}

.export-icon {
    font-size: 1.2rem;
}

.export-info {
    font-size: 0.75rem;
    color: var(--text-dim);
    min-height: 1em;
}

.export-info.success {
    color: var(--accent-green);
}

.export-info.error {
    color: var(--pad-col1);
}

#pattern-export {
    background: linear-gradient(135deg, #1a4d1a 0%, #0d260d 100%);
    border-color: var(--accent-green);
    color: var(--accent-green);
}

#pattern-export:hover {
    background: linear-gradient(135deg, #2a6d2a 0%, #1a4d1a 100%);
}