:root {
            --bg: #050507;
            --surface: #101014;
            --surface-hover: #1a1a20;
            --glass: rgba(255, 255, 255, 0.04);
            --glass-border: rgba(255, 255, 255, 0.08);
            --accent-cyan: #00f2ff;
            --accent-purple: #bc00ff;
            --accent-pink: #ff007f;
            --accent-yellow: #ffea00;
            --text-main: #e0e0e6;
            --text-dim: #828793;
            --control-label: #9aa1ad;
            --font-main: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
            --font-mono: "Cascadia Mono", "Consolas", "SFMono-Regular", monospace;
            --radius-md: 6px;
        }

        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            user-select: none;
        }

        body {
            background-color: var(--bg);
            color: var(--text-main);
            font-family: var(--font-main);
            height: 100vh;
            display: flex;
            flex-direction: column;
            overflow: hidden;
        }

        /* --- Header / Transport --- */
        header {
            position: relative;
            min-height: 62px;
            height: auto;
            background: var(--surface);
            border-bottom: 1px solid var(--glass-border);
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            align-content: center;
            padding: 3px 372px 3px 10px;
            gap: 8px;
            row-gap: 4px;
            z-index: 100;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.5);
        }

        .logo {
            font-weight: 800;
            font-size: 1.2rem;
            color: var(--text-main);
            text-transform: uppercase;
            letter-spacing: 0;
            display: flex;
            align-items: center;
            gap: 1px;
            flex: 0 0 auto;
            white-space: nowrap;
        }

        .logo span.o1 {
            color: #00f2ff;
            text-shadow: 0 0 10px rgba(0, 242, 255, 0.5);
        }

        .logo span.o2 {
            color: #ffea00;
            text-shadow: 0 0 10px rgba(255, 234, 0, 0.5);
        }

        .logo span.e1 {
            color: #bc00ff;
            text-shadow: 0 0 10px rgba(188, 0, 255, 0.5);
        }

        .logo span.e2 {
            color: #00ff7f;
            text-shadow: 0 0 10px rgba(0, 255, 127, 0.5);
        }

        .glide-btn {
            background: transparent;
            border: 1px solid rgba(255, 255, 255, 0.1);
            color: var(--text-dim);
            cursor: pointer;
            transition: all 0.2s;
            border-radius: 2px;
        }

        .glide-btn:hover {
            background: rgba(255, 255, 255, 0.05);
            color: var(--text-main);
        }

        .glide-btn.active {
            background: var(--accent-cyan);
            color: #000;
            border-color: var(--accent-cyan);
            box-shadow: 0 0 12px rgba(0, 242, 255, 0.4);
        }

        .glide-toggle-btn {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 6px;
        }

        .glide-time-display {
            font-family: var(--font-mono);
            font-size: 0.43rem;
            color: var(--accent-yellow);
        }

        .glide-toggle-btn.active .glide-time-display {
            color: #000;
        }

        .controls-group {
            display: flex;
            align-items: center;
            gap: 8px;
            background: var(--glass);
            padding: 3px 8px;
            border-radius: 6px;
            border: 1px solid var(--glass-border);
            flex: 0 0 auto;
            min-height: 30px;
        }

        button {
            background: var(--surface);
            border: 1px solid var(--glass-border);
            color: var(--text-main);
            padding: 2px 6px;
            border-radius: 3px;
            cursor: pointer;
            font-family: var(--font-mono);
            font-weight: 700;
            font-size: 0.62rem;
            transition: all 0.15s ease;
        }

        button:hover {
            border-color: var(--accent-cyan);
            background: var(--surface-hover);
            transform: translateY(-1px);
            box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
        }

        button.active {
            background: var(--accent-cyan);
            color: #000;
            box-shadow: 0 0 20px rgba(0, 242, 255, 0.4);
            border-color: transparent;
            transform: translateY(0px);
        }

        button:active {
            transform: translateY(1px);
        }

        button.record.active {
            background: var(--accent-pink);
            box-shadow: 0 0 15px rgba(255, 0, 127, 0.4);
        }

        #play-btn {
            background: linear-gradient(#111116, #111116) padding-box,
                linear-gradient(135deg, var(--accent-purple), var(--accent-cyan), var(--accent-pink)) border-box;
            color: var(--accent-cyan);
            border: 1px solid transparent;
            border-radius: 4px;
            box-shadow: 0 0 9px rgba(0, 242, 255, 0.18), 0 0 7px rgba(180, 0, 255, 0.18);
            text-shadow: 0 0 6px rgba(0, 242, 255, 0.7);
        }

        #play-btn:hover {
            background: linear-gradient(#17171d, #17171d) padding-box,
                linear-gradient(135deg, var(--accent-purple), var(--accent-cyan), var(--accent-pink)) border-box;
            border-color: transparent;
        }

        #play-btn.active {
            background: linear-gradient(#111116, #111116) padding-box,
                linear-gradient(135deg, var(--accent-purple), var(--accent-cyan), var(--accent-pink)) border-box;
            color: var(--accent-yellow);
            border-color: transparent;
            box-shadow: 0 0 12px rgba(255, 234, 0, 0.22), 0 0 9px rgba(0, 242, 255, 0.22);
            text-shadow: 0 0 7px rgba(255, 234, 0, 0.7);
        }

        input,
        select {
            background: transparent;
            border: none;
            color: var(--accent-yellow);
            font-family: var(--font-mono);
            font-size: 0.78rem;
            outline: none;
            text-align: center;
            cursor: pointer;
        }

        .header-item select,
        .header-item input {
            font-weight: 700;
            font-family: inherit;
            font-size: 0.62rem;
            text-align: left;
            padding: 0;
            margin: 0;
        }

        input[type="number"] {
            width: 40px;
        }

        .label {
            font-size: 0.62rem;
            color: var(--control-label);
            text-transform: uppercase;
            font-weight: 600;
            margin-right: 3px;
        }

        .beat-pip {
            width: 9px;
            height: 9px;
            border-radius: 50%;
            border: 1px solid var(--glass-border);
            background: rgba(255, 255, 255, 0.05);
            transition: all 0.1s;
        }

        .beat-pip.active {
            background: var(--accent-cyan);
            border-color: var(--accent-cyan);
            box-shadow: 0 0 10px rgba(0, 242, 255, 0.4);
        }

        /* --- Workspace Layout --- */
        main {
            flex: 1;
            display: flex;
            overflow: hidden;
        }

        .left-sidebar {
            width: clamp(160px, 18vw, 300px);
            min-width: 160px;
            max-width: 300px;
            flex-shrink: 0;
            border-right: 1px solid var(--glass-border);
            background: var(--surface);
            display: flex;
            flex-direction: column;
            padding: 4px;
            gap: 4px;
            overflow-y: auto;
            z-index: 10;
        }

        .resizer {
            width: 14px;
            background: transparent;
            cursor: col-resize;
            transition: background 0.2s;
            z-index: 20;
            flex-shrink: 0;
            position: relative;
        }

        .resizer::after {
            content: '';
            position: absolute;
            top: 0;
            left: 6px;
            width: 2px;
            height: 100%;
            background: var(--glass-border);
            transition: background 0.2s;
        }

        .resizer:hover::after,
        .resizer.dragging::after {
            background: var(--accent-cyan);
            box-shadow: 0 0 8px var(--accent-cyan);
        }

        .tracks-area {
            flex: 1;
            padding: 4px;
            overflow-y: auto;
            display: flex;
            flex-direction: column;
            gap: 4px;
            position: relative;
            z-index: 5;
            min-width: 400px;
        }

        aside {
            width: clamp(176px, 12vw, 218px);
            min-width: 176px;
            max-width: 218px;
            flex-shrink: 0;
            border-left: 1px solid var(--glass-border);
            background: var(--surface);
            display: flex;
            flex-direction: column;
            padding: 6px;
            gap: 6px;
            overflow-y: auto;
            z-index: 10;
        }

        /* --- Track Lane --- */
        .track {
            background: var(--glass);
            border: 1px solid var(--glass-border);
            border-radius: 8px;
            margin-bottom: 12px;
            display: flex;
            flex-direction: column;
            overflow: hidden;
            position: relative;
            --row-height: 12px;
        }

        .track.active {
            border-color: var(--accent-cyan);
            box-shadow: 0 0 15px rgba(0, 242, 255, 0.1);
            background: rgba(255, 255, 255, 0.06);
        }

        .track-header {
            padding: 2px 6px;
            background: rgba(0, 0, 0, 0.3);
            border-bottom: 1px solid var(--glass-border);
            display: flex;
            flex-direction: column;
            gap: 2px;
            position: relative;
        }

        .header-row {
            display: flex;
            align-items: center;
            gap: 4px;
            width: 100%;
        }

        .track-header select {
            font-family: var(--font-main);
            font-weight: 600;
            font-size: 0.7rem;
            color: white;
            text-align: left;
            background: var(--surface);
            padding: 1px 4px;
            border-radius: 3px;
            border: 1px solid var(--glass-border);
            height: 20px;
        }

        .track-min-btn {
            width: 18px;
            height: 18px;
            flex: 0 0 18px;
            padding: 0;
            margin: 0;
            display: inline-grid;
            place-items: center;
            font-size: 0;
            line-height: 1;
            position: relative;
        }

        .track-min-btn::before {
            content: '▶';
            display: block;
            font-size: 0.62rem;
            line-height: 1;
            transform: rotate(90deg);
            transform-origin: 50% 50%;
            transition: transform 0.15s ease;
        }

        .track-min-btn.is-minimized::before {
            transform: rotate(0deg);
        }

        .slider-group {
            display: flex;
            align-items: center;
            gap: 4px;
            margin-left: 6px;
        }

        input[type="range"] {
            -webkit-appearance: none;
            appearance: none;
            width: 100px;
            height: 3px;
            background: var(--surface-hover);
            border-radius: 2px;
            outline: none;
        }

        input[type="range"]::-webkit-slider-thumb {
            -webkit-appearance: none;
            appearance: none;
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: var(--text-main);
            cursor: pointer;
        }

        /* --- Sequencer Grid --- */
        .grid-container {
            padding: 2px 10px;
            display: flex;
            flex-direction: column;
            gap: 1px;
            overflow-x: auto;
            overflow-y: hidden;
            /* Let the track handle vertical growth */
            position: relative;
            user-select: none;
        }

        .selection-box {
            position: fixed;
            border: 1px solid var(--accent-cyan);
            background: rgba(0, 242, 255, 0.1);
            pointer-events: none;
            z-index: 9999;
            display: none;
        }

        .step-inner.selected {
            border: 2px solid white !important;
            box-shadow: 0 0 15px white !important;
        }

        .grid-row {
            display: flex;
            height: var(--row-height);
            min-height: 8px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.02);
            position: relative;
        }

        .grid-row.keyboard-active {
            background: linear-gradient(90deg, rgba(0, 242, 255, 0.16), rgba(255, 255, 255, 0.035));
            box-shadow: inset 2px 0 0 var(--accent-cyan), inset 0 0 12px rgba(0, 242, 255, 0.18);
        }

        .grid-row.keyboard-active .row-label,
        .grid-row.keyboard-active .sampler-row-label {
            color: var(--accent-cyan);
            text-shadow: 0 0 8px rgba(0, 242, 255, 0.8);
        }

        .grid-row.keyboard-active .step {
            background: rgba(0, 242, 255, 0.08);
        }

        .track-resizer {
            height: 12px;
            background: rgba(255, 255, 255, 0.04);
            cursor: ns-resize;
            width: 100%;
            border-top: 1px solid var(--glass-border);
            transition: background 0.2s;
            display: flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
            z-index: 5;
        }

        .track-resizer:hover {
            background: rgba(255, 255, 255, 0.08);
        }

        .track-resizer::after {
            content: '';
            width: 30px;
            height: 2px;
            background: rgba(255, 255, 255, 0.15);
            border-radius: 1px;
        }

        .row-label {
            font-family: var(--font-mono);
            font-size: 0.5rem;
            color: var(--text-dim);
            width: 40px;
            cursor: pointer;
            transition: color 0.1s;
            text-align: right;
            padding-right: 4px;
            display: flex;
            align-items: center;
            justify-content: flex-end;
            gap: 4px;
            flex-shrink: 0;
            overflow: hidden;
            white-space: nowrap;
        }

        .row-label-note-marker {
            width: 6px;
            height: 70%;
            border-radius: 1px;
            align-self: center;
            justify-self: start;
            box-sizing: border-box;
            background: rgba(255, 255, 255, 0.7);
            border: 1px solid rgba(255, 255, 255, 0.25);
        }

        .row-label[data-note-kind] {
            display: grid;
            grid-template-columns: 6px minmax(0, 1fr);
            column-gap: 4px;
            justify-content: start;
            text-align: left;
            padding-left: 4px;
            padding-right: 0;
        }

        .row-label-text {
            overflow: hidden;
            text-overflow: clip;
            white-space: nowrap;
        }

        .row-label[data-note-kind="sharp"] .row-label-note-marker {
            background: #050507;
            border-color: rgba(255, 255, 255, 0.18);
        }

        .row-label:hover {
            color: white;
        }

        .sampler-row-label {
            font-family: var(--font-mono);
            font-size: 0.5rem;
            color: var(--text-dim);
            cursor: pointer;
            transition: color 0.1s;
            padding-right: 4px;
            display: flex;
            align-items: center;
            gap: 4px;
            flex-shrink: 0;
            overflow: hidden;
            white-space: nowrap;
            text-overflow: ellipsis;
        }

        .sampler-row-label:hover {
            color: white;
        }

        .row-label.flash {
            color: white;
            text-shadow: 0 0 8px white;
        }

        .step {
            flex: 1;
            min-width: 7px;
            height: 100%;
            background: rgba(255, 255, 255, 0.02);
            border-radius: 2px;
            cursor: pointer;
            border: 1px solid rgba(255, 255, 255, 0.01);
            transition: background 0.05s, transform 0.05s;
            position: relative;
        }

        .step.light-beat {
            background: rgba(255, 255, 255, 0.06);
            border-color: rgba(255, 255, 255, 0.03);
        }

        .step:hover {
            background: rgba(255, 255, 255, 0.1);
        }

        .step.light-beat:hover {
            background: rgba(255, 255, 255, 0.12);
        }

        .step.on {
            background: transparent;
            border-color: transparent;
        }

        .step.current {
            border-color: white;
            background: rgba(255, 255, 255, 0.15);
            z-index: 10;
        }

        .step-inner {
            position: absolute;
            left: -1px;
            top: -1px;
            height: calc(100% + 2px);
            border-radius: 2px;
            pointer-events: auto;
            z-index: 5;
            background: var(--accent-cyan);
            box-shadow: 0 0 8px rgba(0, 242, 255, 0.2);
            border: 1px solid var(--accent-cyan);
            cursor: ew-resize;
        }

        .step.on.current .step-inner {
            background: white;
            box-shadow: 0 0 15px white;
            border-color: white;
        }

        .track[data-type="drum"] .step-inner {
            background: var(--accent-cyan);
            box-shadow: 0 0 8px rgba(0, 242, 255, 0.3);
            border-color: var(--accent-cyan);
        }

        .track[data-type="synth"] .step-inner {
            background: var(--accent-pink);
            box-shadow: 0 0 8px rgba(255, 0, 127, 0.3);
            border-color: var(--accent-pink);
        }

        /* --- Panels & Drawer --- */
        .panel {
            background: #050507;
            border: 1px solid var(--glass-border);
            border-radius: 6px;
            display: flex;
            flex-direction: column;
            overflow: hidden;
            position: relative;
        }

        .panel-header {
            padding: 4px 8px;
            font-size: 0.5rem;
            font-family: var(--font-mono);
            color: var(--text-dim);
            border-bottom: 1px solid var(--glass-border);
            display: flex;
            justify-content: space-between;
            align-items: center;
        }

        .fx-panel-header {
            display: grid;
            grid-template-columns: 18px 12px minmax(58px, 1fr) 20px auto 12px;
            column-gap: 5px;
            padding: 4px 5px;
            align-items: center;
        }

        .fx-panel-header .patch-point {
            width: 10px;
            height: 10px;
            justify-self: center;
            flex: 0 0 10px;
            background: radial-gradient(circle at 50% 50%, #020204 0 38%, #111 40% 100%);
            box-shadow: inset 0 0 0 2px #050507, 0 0 0 1px rgba(255, 255, 255, 0.06);
        }

        .fx-panel-header .patch-point:hover,
        .fx-panel-header .patch-point.active {
            box-shadow: inset 0 0 0 2px #050507, 0 0 8px var(--plug-color);
        }

        .fx-panel-header .fx-type-select {
            width: 100%;
            min-width: 0;
        }

        .fx-reset-btn {
            width: 20px;
            height: 18px;
            padding: 0;
            display: inline-grid;
            place-items: center;
        }

        .fx-panel-index {
            color: var(--text-dim);
            font-size: 0.5rem;
            justify-self: end;
            white-space: nowrap;
        }

        .panel-content {
            position: relative;
            height: 100px;
        }

        .adsr-container {
            width: 70px;
            height: 18px;
            background: rgba(0, 0, 0, 0.3);
            border-radius: 2px;
            border: 1px solid var(--glass-border);
            cursor: crosshair;
            position: relative;
            margin-left: 6px;
        }

        .adsr-display {
            width: 100%;
            height: 42px;
            display: block;
        }
        .sampler-editor {
            position: relative;
            width: 100%;
            background: linear-gradient(180deg, #08080c 0%, #050507 100%);
            border: 1px solid rgba(255, 255, 255, 0.14);
            border-radius: 5px;
            overflow: hidden;
            box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.06), 0 8px 18px rgba(0, 0, 0, 0.25);
        }

        .sampler-editor-header {
            min-height: 18px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 3px 8px;
            background: linear-gradient(180deg, rgba(255, 255, 255, 0.055), rgba(255, 255, 255, 0.018));
            border-bottom: 1px solid rgba(0, 242, 255, 0.12);
        }

        .sampler-editor-title {
            font-family: var(--font-mono);
            font-size: 0.5rem;
            font-weight: 800;
            color: #989fac;
            letter-spacing: 0.1em;
        }

        .sampler-canvas {
            width: 100%;
            height: 64px;
            display: block;
            background: #050507;
        }

        .sampler-keys {
            --sampler-keyboard-width: 358px;
            --sampler-keyboard-height: 56px;
            display: grid;
            grid-template-columns: repeat(21, minmax(0, 1fr));
            grid-template-rows: repeat(2, minmax(0, 1fr));
            height: var(--sampler-keyboard-height);
            width: var(--sampler-keyboard-width);
            flex: 0 0 var(--sampler-keyboard-height);
            align-self: flex-start;
            padding: 3px;
            gap: 3px;
            border: 1px solid rgba(255, 255, 255, 0.14);
            border-radius: 5px;
            overflow: hidden;
            background: #060608;
            box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.06), 0 6px 14px rgba(0, 0, 0, 0.22);
        }

        .track[data-type-id="drumSet"] .sampler-keys {
            height: var(--sampler-keyboard-height);
        }

        .track[data-type-id="drumSet"] .sampler-canvas {
            height: 72px;
        }

        .track[data-type-id="drumSet"] .sampler-preview-pane {
            flex: 0 0 358px;
            width: 358px;
            max-width: none;
        }

        .sampler-expanded-header {
            gap: 12px;
            padding: 8px;
            background: linear-gradient(180deg, #141418 0%, #0a0a0c 100%);
            border: 1px solid var(--glass-border);
            border-radius: 8px;
            align-items: stretch;
            box-shadow: inset 0 1px 1px rgba(255, 255, 255, 0.05);
            min-height: 220px;
        }

        .sampler-master-row {
            display: flex;
            align-items: center;
            gap: 12px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.05);
            padding-bottom: 8px;
        }

        .sampler-type-select,
        .sampler-bank-toggle {
            font-size: 0.6rem;
            background: #1a1a20;
            border: 1px solid #333;
            color: var(--accent-yellow);
            cursor: pointer;
            font-weight: 700;
            padding: 2px;
            border-radius: 4px;
        }

        .sampler-type-select {
            max-width: 100px;
        }

        .sampler-bank-toggle {
            flex: 1;
            min-width: 60px;
            padding: 3px;
        }

        .sampler-solo-mute,
        .sampler-top-right,
        .sampler-bank-row {
            display: flex;
            align-items: center;
        }

        .sampler-solo-mute {
            gap: 4px;
        }

        .sampler-top-right {
            margin-left: auto;
            gap: 12px;
            padding-right: 32px;
        }

        .sampler-content-row {
            display: flex;
            flex-direction: row;
            flex-wrap: wrap;
            gap: 10px;
            row-gap: 10px;
            flex: 1;
            align-items: stretch;
            align-content: flex-start;
            overflow: visible;
            min-height: 184px;
        }

        .sampler-filter-pane {
            display: flex;
            flex-direction: column;
            gap: 8px;
            flex: 0 0 222px;
            width: 222px;
            align-items: flex-start;
            align-self: stretch;
        }

        .sampler-core {
            display: flex;
            flex-direction: row;
            gap: 10px;
            flex: 0 1 auto;
            min-width: 536px;
            position: relative;
            align-items: stretch;
        }

        .sampler-pad-pane {
            display: flex;
            flex-direction: column;
            gap: 8px;
            min-width: 184px;
            align-self: stretch;
        }

        .sampler-bank-row {
            gap: 10px;
        }

        .sampler-pad-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 5px;
            flex: 1;
        }

        .mpc-pad {
            width: 40px;
            min-height: 34px;
            height: auto;
            background: #1a1a20;
            border: 1px solid #333;
            border-radius: 4px;
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            font-size: 6.5px;
            color: var(--text-dim);
            cursor: pointer;
            text-align: center;
            transition: background 0.05s ease, transform 0.05s ease, box-shadow 0.05s ease;
            box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.05);
        }

        .mpc-pad-num {
            opacity: 0.3;
            margin-bottom: 2px;
        }

        .sampler-pad-label {
            font-weight: 700;
            color: var(--control-label);
            max-width: 100%;
            overflow: hidden;
            text-overflow: ellipsis;
        }

        .mpc-pad.active {
            background: var(--accent-cyan);
            transform: translateY(1px);
            box-shadow: 0 0 15px var(--accent-cyan);
        }

        .mpc-pad.active .sampler-pad-label {
            color: #000;
        }

        .sampler-preview-pane {
            display: flex;
            flex-direction: column;
            gap: 10px;
            flex: 0 0 clamp(270px, 24vw, 340px);
            width: clamp(270px, 24vw, 340px);
            max-width: 50%;
            align-self: stretch;
        }

        .sampler-control-row {
            display: flex;
            gap: 8px;
            align-items: center;
            width: 100%;
            min-width: 0;
        }

        .sampler-dial {
            display: flex;
            align-items: center;
            gap: 4px;
            background: rgba(255, 255, 255, 0.03);
            padding: 2px 6px;
            border-radius: 4px;
            border: 1px solid var(--glass-border);
        }

        .sampler-dial-label {
            font-size: 0.5rem;
            font-weight: 800;
            color: var(--control-label);
        }

        .sampler-dial input {
            width: 35px;
        }

        .sampler-dial-value {
            font-size: 0.5rem;
            font-family: var(--font-mono);
            color: var(--accent-cyan);
            min-width: 22px;
        }

        .sampler-mode-toggles {
            display: flex;
            align-items: center;
            gap: 3px;
            flex: 1 1 auto;
            min-width: 0;
        }

        .sampler-mode-btn {
            height: 20px;
            min-width: 0;
            flex: 1 1 0;
            padding: 0 5px;
            border: 1px solid var(--glass-border);
            border-radius: 3px;
            background: #111116;
            color: var(--control-label);
            font-family: var(--font-mono);
            font-size: 0.43rem;
            font-weight: 900;
            line-height: 1;
            cursor: pointer;
            white-space: nowrap;
            transition: background 0.1s ease, border-color 0.1s ease, color 0.1s ease, box-shadow 0.1s ease;
        }

        .sampler-mode-btn:hover {
            border-color: rgba(0, 242, 255, 0.55);
            color: white;
        }

        .sampler-mode-btn.active {
            background: var(--accent-cyan);
            border-color: var(--accent-cyan);
            color: #000;
            box-shadow: 0 0 10px rgba(0, 242, 255, 0.35);
        }

        .sampler-far-right-pane {
            display: flex;
            flex-direction: row;
            gap: 10px;
            min-width: 430px;
            flex: 0 0 auto;
            align-items: flex-start;
            margin-left: auto;
        }

        .mpc-key {
            position: relative;
            cursor: pointer;
            transition: transform 0.05s ease, filter 0.08s ease, border-color 0.08s ease, box-shadow 0.08s ease;
        }

        .mpc-key.white,
        .mpc-key.black {
            width: 100%;
            height: 100%;
            z-index: 1;
            margin: 0;
            border-radius: 4px;
            box-shadow:
                inset 0 1px 0 rgba(255, 255, 255, 0.14),
                0 2px 0 rgba(0, 0, 0, 0.75);
        }

        .mpc-key.white {
            border: 1px solid rgba(255, 255, 255, 0.34);
            background: linear-gradient(180deg, #f5f6f8 0%, #d8dbe0 100%);
        }

        .mpc-key.black {
            border: 1px solid rgba(0, 242, 255, 0.2);
            background: linear-gradient(180deg, #101218 0%, #030407 100%);
        }

        .mpc-key:hover {
            border-color: rgba(0, 242, 255, 0.65);
            filter: brightness(1.08);
        }

        .mpc-key.active {
            background: var(--accent-cyan);
            border-color: var(--accent-cyan);
            box-shadow: 0 0 15px var(--accent-cyan), inset 0 1px 0 rgba(255, 255, 255, 0.3);
            transform: translateY(1px);
            transition: transform 0.05s ease, filter 0.08s ease, box-shadow 0.08s ease;
        }

        .mpc-key.active .computer-key-label,
        .mpc-key.black.active .computer-key-label,
        .mpc-key.white.active .computer-key-label {
            color: #000;
            text-shadow: none;
        }

        .adsr-label {
            position: absolute;
            top: -9px;
            left: 0;
            font-size: 0.35rem;
            color: var(--text-dim);
            text-transform: uppercase;
        }

        /* --- XY Pad --- */
        .xy-group {
            display: flex;
            align-items: center;
            gap: 4px;
            margin-left: 10px;
        }

        .xy-container {
            width: 140px;
            height: 78px;
            background: rgba(0, 0, 0, 0.4);
            border-radius: 4px;
            border: 1px solid var(--glass-border);
            cursor: crosshair;
            position: relative;
            overflow: hidden;
            transition: border-color 0.2s, box-shadow 0.2s;
        }

        .xy-container:hover {
            border-color: var(--accent-cyan);
        }

        .xy-container.active {
            border-color: #fff;
            box-shadow: 0 0 10px rgba(0, 242, 255, 0.3);
        }

        .xy-pad {
            width: 100%;
            height: 100%;
            display: block;
        }

        .xy-mod-inputs {
            display: flex;
            flex-direction: column;
            gap: 7px;
            justify-content: center;
        }

        .xy-mod-row {
            display: grid;
            grid-template-columns: 12px 8px;
            align-items: center;
            gap: 6px;
            font-size: 0.5rem;
            font-weight: 800;
            line-height: 1;
            color: var(--control-label);
        }

        .xy-mod-row .patch-point {
            margin: 0;
        }

        .drawer-canvas {
            cursor: crosshair;
            width: 100%;
            height: 100%;
            display: block;
        }

        .drawer-panel {
            flex-shrink: 0;
            margin-bottom: 8px;
        }

        .drawer-routing-row {
            display: grid;
            grid-template-columns: 8px minmax(0, 1fr) 8px;
            align-items: center;
            width: 100%;
            gap: 6px;
            padding-bottom: 4px;
            margin-bottom: 4px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.05);
            box-sizing: border-box;
            min-width: 0;
        }

        .drawer-routing-row .patch-point {
            justify-self: center;
            margin: 0;
            flex: 0 0 8px;
        }

        .drawer-routing-center {
            display: flex;
            align-items: center;
            gap: 5px;
            min-width: 0;
            overflow: hidden;
        }

        /* --- Patching System --- */
        .patch-point {
            --plug-color: var(--text-dim);
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: #111;
            border: 1px solid var(--plug-color);
            cursor: pointer;
            position: relative;
            transition: all 0.2s;
            z-index: 20;
        }

        .patch-point.mod-in,
        .patch-point.audio-in,
        .patch-point.midi-in {
            --plug-color: var(--accent-purple);
        }

        .patch-point.mod-out,
        .patch-point.audio-out,
        .patch-point.midi-out {
            --plug-color: var(--accent-yellow);
        }

        .patch-point:hover {
            border-color: var(--plug-color);
            box-shadow: 0 0 8px var(--plug-color);
        }

        .patch-point.active {
            background: var(--plug-color);
            border-color: white;
            box-shadow: 0 0 12px var(--plug-color);
        }

        .mod-out {
            margin-left: 8px;
            flex-shrink: 0;
        }

        .mod-in {
            margin-right: 8px;
            flex-shrink: 0;
        }

        #cable-svg {
            position: fixed;
            top: 0;
            left: 0;
            width: 100vw;
            height: 100vh;
            pointer-events: none;
            z-index: 9999;
        }

        .cable-path {
            fill: none;
            stroke: var(--accent-cyan);
            stroke-width: 3;
            stroke-linecap: round;
            filter: drop-shadow(0 0 4px rgba(0, 242, 255, 0.5));
        }

        /* --- Footer --- */
        .footer {
            height: 22px;
            background: #000;
            border-top: 1px solid var(--glass-border);
            display: flex;
            align-items: center;
            padding: 0 12px;
            font-size: 0.6rem;
            color: var(--text-dim);
            font-family: var(--font-mono);
            justify-content: space-between;
            z-index: 100;
        }

        .keyboard-hint {
            color: var(--accent-yellow);
            opacity: 0.8;
        }

        .computer-key-label {
            position: absolute;
            left: 50%;
            top: 50%;
            transform: translateX(-50%);
            transform: translate(-50%, -50%);
            font-family: var(--font-mono);
            font-size: 0.62rem;
            font-weight: 800;
            line-height: 1;
            color: #050507;
            pointer-events: none;
            text-transform: uppercase;
        }

        .mpc-key.black .computer-key-label {
            color: var(--text-main);
            text-shadow: 0 1px 1px rgba(0, 0, 0, 0.9);
        }

        /* --- ADSR Knobs --- */
        .header-item {
            display: flex;
            align-items: center;
            gap: 6px;
            padding: 2px 8px;
            background: rgba(255, 255, 255, 0.03);
            border-radius: 4px;
            font-size: 0.62rem;
            border: 1px solid var(--glass-border);
            height: 22px;
            box-sizing: border-box;
        }

        .header-item label {
            color: var(--control-label);
            font-weight: 700;
            text-transform: uppercase;
        }

        .adsr-group {
            display: flex;
            align-items: center;
            gap: 6px;
            margin-left: 10px;
        }

        .adsr-display {
            width: 64px;
            height: 40px;
            background: #050507;
            border: 1px solid var(--glass-border);
            border-radius: 3px;
            flex-shrink: 0;
            display: block;
            box-shadow: inset 0 0 10px rgba(0, 0, 0, 0.5);
            cursor: crosshair;
            touch-action: none;
        }

        .adsr-knobs {
            display: flex;
            gap: 5px;
            align-items: flex-end;
        }

        .knob-wrap {
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 2px;
            cursor: ns-resize;
            min-width: 28px;
        }

        .adsr-mod-row {
            display: grid;
            grid-template-rows: 8px 8px;
            align-items: center;
            justify-items: center;
            gap: 1px;
            height: 18px;
            min-width: 28px;
        }

        .adsr-mod-slot {
            width: 8px;
            height: 8px;
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .adsr-mod-slot:empty {
            visibility: hidden;
        }

        .adsr-mod-slot .patch-point {
            margin: 0;
            transform: translateY(-3px);
        }

        .knob-label-adsr {
            width: 100%;
            text-align: center;
            font-size: 0.45rem;
            font-family: var(--font-mono);
            color: var(--control-label);
            letter-spacing: 0;
            line-height: 1;
        }

        .knob {
            width: 24px;
            height: 24px;
            border-radius: 50%;
            background: radial-gradient(circle at 38% 32%, #252530, #0d0d12);
            border: 1.5px solid #2c2c3a;
            position: relative;
            box-shadow: 0 2px 6px rgba(0, 0, 0, 0.6), inset 0 1px 0 rgba(255, 255, 255, 0.06);
            transition: border-color 0.15s;
        }

        .knob-wrap:hover .knob {
            border-color: #00f2ff;
            box-shadow: 0 0 8px rgba(0, 242, 255, 0.25), 0 2px 6px rgba(0, 0, 0, 0.6);
        }

        .knob-pip {
            position: absolute;
            width: 2px;
            height: 7px;
            background: #00f2ff;
            border-radius: 1px;
            left: 50%;
            bottom: 50%;
            transform-origin: bottom center;
            transform: translateX(-50%) rotate(0deg);
            box-shadow: 0 0 4px #00f2ff;
        }

        .knob-val {
            font-size: 0.55rem;
            font-family: var(--font-mono);
            color: var(--accent-cyan);
            margin-top: 2px;
            text-shadow: 0 0 2px rgba(0, 242, 255, 0.3);
            line-height: 1;
        }

        .knob-default-marker {
            position: absolute;
            width: 1.5px;
            height: 3px;
            background: rgba(255, 255, 255, 0.25);
            border-radius: 0.5px;
            left: 50%;
            top: 1.5px;
            transform-origin: center 10.5px;
            pointer-events: none;
            z-index: 5;
        }

        .track[data-type-id="drumSet"] .label,
        .track[data-type-id="drumSet"] .knob-label-adsr {
            color: var(--control-label);
        }

        .track[data-type="synth"] .track-header {
            min-height: 132px;
            padding: 5px 8px 3px;
            gap: 6px;
            justify-content: space-between;
        }

        .melodic-control-row {
            min-height: 22px;
        }

        .melodic-module-row {
            align-items: flex-end;
            gap: 10px;
            min-height: 78px;
        }

        .melodic-module-divider {
            width: 1px;
            flex: 0 0 1px;
            align-self: stretch;
            min-height: 70px;
            background: linear-gradient(180deg, transparent 0%, rgba(180, 184, 196, 0.22) 12%, rgba(180, 184, 196, 0.22) 88%, transparent 100%);
        }

        .track[data-type="synth"] .xy-group {
            margin-left: 0;
            align-self: stretch;
        }

        .track[data-type="synth"] .xy-container {
            width: 150px;
            height: 76px;
            background: linear-gradient(180deg, #06070a 0%, #020305 100%);
        }

        .track[data-type="synth"] .xy-mod-inputs {
            gap: 10px;
        }

        .track[data-type="synth"] .adsr-group {
            margin-left: 0;
            align-self: stretch;
            gap: 8px;
            align-items: flex-end;
        }

        .track[data-type="synth"] .adsr-display {
            width: 150px;
            height: 76px;
            background: linear-gradient(180deg, #06070a 0%, #020305 100%);
        }

        .track[data-type="synth"] .adsr-knobs {
            display: grid;
            grid-template-columns: repeat(2, 38px);
            grid-auto-rows: 45px;
            gap: 6px 7px;
            align-items: end;
        }

        .track[data-type="synth"] .adsr-knobs .knob-wrap {
            min-width: 38px;
            gap: 2px;
        }

        .track[data-type="synth"] .adsr-knobs .knob-wrap[data-adsr-key="a"],
        .track[data-type="synth"] .adsr-knobs .knob-wrap[data-adsr-key="d"] {
            transform: translateY(10px);
        }

        .track[data-type="synth"] .adsr-knobs .adsr-mod-row {
            height: 17px;
            grid-template-rows: 8px 7px;
            gap: 2px;
        }

        .track[data-type="synth"] .adsr-knobs .adsr-mod-slot {
            position: static;
            transform: none;
        }

        .track[data-type="synth"] .adsr-knobs .knob {
            width: 20px;
            height: 20px;
        }

        .track[data-type="synth"] .adsr-knobs .knob-pip {
            height: 6px;
        }

        .track[data-type="synth"] .adsr-knobs .knob-val {
            width: 38px;
            font-size: 0.5rem;
            line-height: 1;
            margin-top: 1px;
            text-align: center;
            white-space: nowrap;
        }

        .track[data-type="synth"] .adsr-knobs .knob-default-marker {
            top: 1px;
            transform-origin: center 9px;
        }

        .melodic-perf-group {
            display: flex;
            flex-direction: column;
            gap: 5px;
            align-self: stretch;
            justify-content: center;
            min-width: 128px;
        }

        .track[data-type="synth"] .random-controls {
            align-self: stretch;
            justify-content: center;
        }

        .track[data-type-id="drumSet"] .xy-container {
            height: 64px;
        }

        .track[data-type-id="drumSet"] .xy-mod-inputs {
            gap: 9px;
            padding-top: 1px;
        }

        .drum-adsr-group {
            flex-direction: column;
            align-items: stretch;
            gap: 6px;
            margin-left: 0;
        }

        .drum-adsr-graph-row {
            display: flex;
            align-items: center;
            gap: 4px;
        }

        .drum-adsr-mod-inputs {
            gap: 11px;
            min-height: 58px;
            justify-content: center;
        }

        .drum-adsr-group .adsr-display {
            width: 140px;
            height: 58px;
            border-color: rgba(255, 255, 255, 0.2);
            background: linear-gradient(180deg, #06070a 0%, #020305 100%);
        }

        .drum-adsr-group .adsr-knobs {
            width: 140px;
            justify-content: space-between;
            gap: 5px;
            padding: 0;
            box-sizing: border-box;
            margin-left: 30px;
        }

        .drum-adsr-group .knob-wrap {
            min-width: 29px;
        }

        .drum-midi-box {
            box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.05), 0 8px 18px rgba(0, 0, 0, 0.22);
        }

        .drum-midi-box .patch-point {
            width: 10px;
            height: 10px;
        }

        .drum-module-divider {
            width: 1px;
            flex: 0 0 1px;
            align-self: stretch;
            min-height: 82px;
            background: linear-gradient(180deg, transparent 0%, rgba(180, 184, 196, 0.24) 14%, rgba(180, 184, 196, 0.24) 86%, transparent 100%);
        }

        .minimized-port-strip {
            display: flex;
            align-items: center;
            gap: 7px;
            padding: 2px 7px;
            border: 1px solid rgba(255, 255, 255, 0.12);
            border-radius: 5px;
            background: rgba(255, 255, 255, 0.025);
        }

        .minimized-port-wrap {
            display: flex;
            align-items: center;
            gap: 3px;
            font-family: var(--font-mono);
            font-size: 0.48rem;
            font-weight: 800;
            line-height: 1;
        }

        .minimized-port-strip .patch-point {
            margin: 0;
        }

        .add-track-btn,
        .add-drawer-btn,
        .add-fx-btn {
            width: 100%;
            padding: 12px;
            margin: 8px 0 0;
            background: rgba(0, 242, 255, 0.05);
            color: var(--accent-cyan);
            border: 1px dashed rgba(0, 242, 255, 0.3);
            border-radius: 6px;
            cursor: pointer;
            font-family: var(--font-main);
            font-size: 0.7rem;
            font-weight: 800;
            transition: all 0.2s;
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            flex-shrink: 0;
        }

        .add-track-btn:hover,
        .add-drawer-btn:hover,
        .add-fx-btn:hover {
            border-color: var(--accent-cyan);
            color: var(--accent-cyan);
            background: rgba(0, 242, 255, 0.1);
            box-shadow: 0 0 15px rgba(0, 242, 255, 0.1);
        }

        /* --- Help Modal --- */
        .modal-overlay {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: rgba(0, 0, 0, 0.7);
            backdrop-filter: blur(5px);
            display: none;
            justify-content: center;
            align-items: center;
            z-index: 10000;
        }

        .modal-content {
            background: var(--surface);
            border: 1px solid var(--glass-border);
            border-radius: 12px;
            padding: 24px;
            max-width: 450px;
            width: 90%;
            box-shadow: 0 20px 40px rgba(0, 0, 0, 0.6);
        }

        .hotkey-list {
            display: flex;
            flex-direction: column;
            gap: 12px;
            margin-top: 16px;
        }

        .hotkey-item {
            display: flex;
            justify-content: space-between;
            align-items: center;
            font-family: var(--font-mono);
            font-size: 0.75rem;
        }

        .hotkey-key {
            background: #2c2c3a;
            padding: 2px 6px;
            border-radius: 4px;
            color: var(--accent-cyan);
            border: 1px solid rgba(255, 255, 255, 0.1);
        }

        .hotkey-desc {
            color: var(--text-dim);
        }

        .help-btn {
            background: transparent;
            border: 1px solid var(--accent-pink);
            color: var(--accent-pink);
            width: 28px;
            height: 28px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            transition: all 0.2s;
            margin-left: 12px;
            font-weight: bold;
            font-size: 1.1rem;
        }

        .help-btn:hover {
            border-color: #fff;
            color: white;
            box-shadow: 0 0 12px rgba(255, 0, 80, 0.4);
            background: var(--accent-pink);
        }

        /* --- Bottom Visualizers --- */
        .bottom-panel {
            display: none;
        }

        .vis-container {
            flex: 1;
            background: #050507;
            border-radius: 4px;
            border: 1px solid var(--glass-border);
            position: relative;
            overflow: hidden;
        }

        canvas.visualizer {
            width: 100%;
            height: 100%;
            display: block;
        }

        /* --- Modulation Highlighting --- */
        .patch-point.mod-port-target {
            box-shadow: 0 0 12px var(--plug-color);
            border-color: var(--plug-color) !important;
            transform: scale(1.3);
            background: rgba(188, 0, 255, 0.2);
            z-index: 1000;
        }

        .patch-point.mod-port-connected {
            background: var(--plug-color) !important;
            box-shadow: 0 0 8px var(--plug-color);
        }

        .patch-point.audio-in.mod-port-connected {
            background: var(--accent-purple) !important;
            box-shadow: 0 0 8px var(--accent-purple);
        }

        .drawer-panel.mod-target-glow {
            border-color: var(--accent-cyan) !important;
            box-shadow: 0 0 15px rgba(0, 242, 255, 0.2);
        }

        /* Mixer Board */
        #mixer-strip-container {
            display: flex;
            gap: 3px;
            align-items: flex-end;
            height: 54px;
            margin-right: 0;
            padding: 4px 5px;
            background: var(--glass);
            border: 1px solid var(--glass-border);
            border-radius: var(--radius-md);
            flex: 0 0 auto;
            overflow: hidden;
        }

        .mixer-strip {
            display: flex;
            flex-direction: column;
            align-items: center;
            width: 18px;
            height: 100%;
            gap: 2px;
            cursor: pointer;
            transition: opacity 0.2s;
            position: relative;
            border: 1px solid transparent;
            border-radius: 4px;
            padding: 1px;
        }

        .mixer-strip:hover {
            background: rgba(255, 255, 255, 0.05);
        }

        .mixer-strip.muted {
            opacity: 0.3;
        }

        .mixer-strip.solo {
            border: 1px solid var(--accent-yellow);
            border-radius: 2px;
        }

        .mixer-strip.selected {
            border-color: rgba(255, 255, 255, 0.95);
            box-shadow: 0 0 0 1px rgba(255, 255, 255, 0.15);
        }

        .mixer-slider-wrap {
            flex: 1;
            width: 8px;
            background: #222;
            border-radius: 2px;
            position: relative;
            overflow: hidden;
            border: 1px solid rgba(255, 255, 255, 0.06);
        }

        .mixer-meter-fill {
            position: absolute;
            left: 0;
            right: 0;
            bottom: 0;
            height: 0%;
            background: linear-gradient(0deg, var(--strip-color, var(--accent-cyan)), rgba(255, 255, 255, 0.18));
            opacity: 0.55;
            transition: height 0.06s linear;
            pointer-events: none;
        }

        .mixer-slider-wrap input[type="range"] {
            appearance: none;
            position: absolute;
            width: 38px;
            height: 4px;
            top: 18px;
            left: -16px;
            transform: rotate(-90deg);
            background: transparent;
            z-index: 2;
        }

        .mixer-slider-wrap input[type="range"]::-webkit-slider-thumb {
            appearance: none;
            width: 10px;
            height: 10px;
            background: var(--strip-color, var(--accent-cyan));
            border-radius: 50%;
            cursor: pointer;
            box-shadow: 0 0 5px var(--strip-color);
        }

        .mixer-label {
            font-size: 0.34rem;
            font-family: var(--font-mono);
            color: var(--control-label);
            line-height: 1;
        }

        .mixer-val {
            display: none;
            font-size: 0.35rem;
            font-family: var(--font-mono);
            color: var(--text-dim);
            line-height: 1;
        }

        .fx-strip {
            --strip-color: var(--accent-yellow);
        }

        .tooltip {
            position: fixed;
            background: rgba(0, 0, 0, 0.9);
            color: #fff;
            padding: 8px 12px;
            border-radius: 6px;
            font-size: 0.7rem;
            pointer-events: none;
            z-index: 10000;
            display: none;
            border: 1px solid var(--accent-cyan);
            box-shadow: 0 4px 15px rgba(0, 0, 0, 0.5);
            max-width: 200px;
            line-height: 1.4;
            backdrop-filter: blur(5px);
        }

        .tooltip strong {
            color: var(--accent-cyan);
            display: block;
            margin-bottom: 2px;
        }

        .tooltip-hotkey {
            margin-top: 7px;
            padding-top: 6px;
            border-top: 1px solid rgba(255, 255, 255, 0.12);
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 8px;
            color: var(--text-dim);
            font-size: 0.58rem;
            letter-spacing: 0;
        }

        .tooltip-hotkey kbd {
            border: 1px solid rgba(0, 242, 255, 0.5);
            border-radius: 4px;
            padding: 1px 5px;
            background: rgba(0, 242, 255, 0.12);
            color: var(--accent-cyan);
            font-family: var(--font-mono);
            font-size: 0.62rem;
            font-weight: 800;
        }

        .header-monitor-area {
            position: absolute;
            top: 3px;
            right: 10px;
            flex: 0 0 auto;
            min-width: 0;
            height: 54px;
        }

        .master-monitor-stack {
            display: grid;
            grid-template-columns: 78px 74px;
            grid-template-rows: 13px 13px;
            align-items: center;
            column-gap: 6px;
            row-gap: 2px;
        }

        .master-visualizers {
            grid-column: 1;
            grid-row: 1 / span 2;
            display: flex;
            flex-direction: column;
            gap: 1px;
        }

        .master-meter-stack {
            grid-column: 2;
            grid-row: 1 / span 2;
            display: flex;
            flex-direction: column;
            gap: 2px;
            align-items: flex-end;
        }

        .master-meter-row {
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .master-meter-label {
            font-size: 0.5rem;
            text-align: right;
            white-space: nowrap;
            line-height: 1;
        }

        #osc-canvas,
        #spec-canvas {
            width: 76px;
            height: 12px;
            background: #000;
            border-radius: 2px;
            border: 1px solid var(--glass-border);
        }

        #master-meter {
            width: 72px;
            height: 7px;
            background: #111;
            border-radius: 4px;
            overflow: hidden;
        }

        @media (max-width: 1500px) {
            header {
                padding: 8px 12px;
                align-items: flex-start;
            }

            .header-monitor-area {
                position: static;
                width: 100%;
                margin-left: 0 !important;
                justify-content: flex-end;
                min-width: 0;
                height: auto;
            }
        }