:root{--bg: #08080b;--bg-raised: #101016;--bg-input: #0c0c12;--line: #1e1e28;--line-strong: #2b2b3a;--text: #f2f2f7;--text-dim: #8a8a9c;--text-faint: #5a5a6c;--accent: #6ef2c0;--accent-dim: #2a5a4c;--hot: #ff5f6d;--warn: #ffc860;--lane-chords: #7c8cff;--lane-melody: #6ef2c0;--lane-counter: #c58cff;--lane-bass: #ffb35c;--lane-drums: #ff6f8e;--lane-texture: #5cc8ff;--radius: 14px;--radius-sm: 10px;--tap: 48px;color-scheme:dark}*{box-sizing:border-box}html,body{margin:0;padding:0;background:var(--bg);color:var(--text);overflow-x:hidden}body{font-family:ui-sans-serif,-apple-system,BlinkMacSystemFont,Segoe UI,Inter,system-ui,sans-serif;font-size:16px;line-height:1.45;-webkit-font-smoothing:antialiased;-webkit-text-size-adjust:100%}#root{min-height:100dvh;max-width:560px;margin:0 auto;padding:calc(env(safe-area-inset-top,0px) + 20px) max(env(safe-area-inset-right,0px),16px) calc(env(safe-area-inset-bottom,0px) + 40px) max(env(safe-area-inset-left,0px),16px)}button,input,select,textarea{font:inherit;color:inherit;-webkit-tap-highlight-color:transparent}button{cursor:pointer;border:none;background:none}.masthead{margin-bottom:22px}.wordmark{margin:0;font-size:34px;font-weight:800;letter-spacing:-.035em;line-height:1}.wordmark span{color:var(--accent)}.tagline{margin:8px 0 0;font-size:14px;color:var(--text-dim);letter-spacing:.01em}.composer{display:grid;gap:14px}.textarea{width:100%;min-height:190px;padding:16px;background:var(--bg-input);border:1px solid var(--line);border-radius:var(--radius);color:var(--text);font-size:17px;line-height:1.5;resize:vertical;outline:none;transition:border-color .15s ease}.textarea::placeholder{color:var(--text-faint)}.textarea:focus{border-color:var(--accent-dim)}.textmeta{display:flex;min-height:44px;justify-content:space-between;align-items:center;gap:10px;font-size:12px;color:var(--text-faint);font-variant-numeric:tabular-nums}.samplebtn{display:inline-flex;align-items:center;min-height:44px;color:var(--text-dim);font-size:12px;padding:0 4px;margin:-10px -4px;border-radius:8px;text-decoration:underline;text-underline-offset:3px}.controls{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}.field{display:grid;gap:6px;min-width:0}.field>label{font-size:11px;letter-spacing:.14em;text-transform:uppercase;color:var(--text-faint);font-weight:600}.field select,.field input[type=number]{width:100%;height:var(--tap);padding:0 12px;background:var(--bg-raised);border:1px solid var(--line);border-radius:var(--radius-sm);outline:none;appearance:none;font-size:15px}.field select{background-image:url("data:image/svg+xml;charset=utf-8,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8'%3E%3Cpath fill='%238a8a9c' d='M6 8 0 0h12z'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 14px center;padding-right:34px}.field select:focus,.field input:focus{border-color:var(--accent-dim)}.field--wide{grid-column:1 / -1}.theory{background:var(--bg-raised);border:1px solid var(--line);border-radius:var(--radius);padding:16px 16px 10px}.theory__ends{display:flex;justify-content:space-between;font-size:11px;letter-spacing:.16em;font-weight:700;text-transform:uppercase;color:var(--text-faint);margin-bottom:4px}.theory__ends b{color:var(--text);font-weight:700}.theory__value{text-align:center;font-size:12px;color:var(--text-dim);font-variant-numeric:tabular-nums;min-height:18px}.slider{-webkit-appearance:none;appearance:none;width:100%;height:var(--tap);background:transparent;outline:none;margin:0}.slider::-webkit-slider-runnable-track{height:6px;border-radius:3px;background:linear-gradient(90deg,var(--lane-drums),var(--accent))}.slider::-moz-range-track{height:6px;border-radius:3px;background:linear-gradient(90deg,var(--lane-drums),var(--accent))}.slider::-webkit-slider-thumb{-webkit-appearance:none;width:30px;height:30px;margin-top:-12px;border-radius:50%;background:var(--text);border:3px solid var(--bg-raised);box-shadow:0 2px 10px #0009}.slider::-moz-range-thumb{width:30px;height:30px;border-radius:50%;background:var(--text);border:3px solid var(--bg-raised)}.generate{width:100%;min-height:60px;border-radius:var(--radius);background:var(--accent);color:#04120d;font-size:17px;font-weight:800;letter-spacing:.16em;text-transform:uppercase;transition:transform .08s ease,opacity .15s ease}.generate:active{transform:scale(.985)}.generate:disabled{opacity:.35}.error{margin:0;padding:12px 14px;border-radius:var(--radius-sm);background:#ff5f6d1f;border:1px solid rgba(255,95,109,.3);color:#ffb3b9;font-size:14px}.result{margin-top:30px;display:grid;gap:18px}.rule{height:1px;background:var(--line);border:0;margin:0}.section-title{font-size:11px;letter-spacing:.18em;text-transform:uppercase;color:var(--text-faint);font-weight:700;margin:0 0 10px}.readout{background:var(--bg-raised);border:1px solid var(--line);border-radius:var(--radius);padding:14px}.chips{display:flex;flex-wrap:wrap;gap:6px}.chip{font-size:12px;padding:5px 10px;border-radius:999px;border:1px solid var(--line-strong);color:var(--text-dim);white-space:nowrap}.chip--on{color:var(--text);border-color:var(--accent-dim);background:#6ef2c014}.chip--hot{color:#ffc2c8;border-color:#ff5f6d59;background:#ff5f6d1a}.kv{display:grid;grid-template-columns:auto 1fr;gap:4px 12px;font-size:13px}.kv dt{color:var(--text-faint)}.kv dd{margin:0;color:var(--text);text-align:right;font-variant-numeric:tabular-nums}.quote{margin:0;font-size:14px;line-height:1.55;color:var(--text-dim);white-space:pre-wrap;word-break:break-word;max-height:128px;overflow:auto}.tracks{display:grid;gap:8px}.track{display:grid;grid-template-columns:10px minmax(0,1fr) auto auto;align-items:center;gap:10px;padding:10px 12px;background:var(--bg-raised);border:1px solid var(--line);border-radius:var(--radius-sm);transition:border-color .12s ease,opacity .12s ease}.track--silent{opacity:.4}.track--active{border-color:var(--line-strong)}.track__led{width:10px;height:10px;border-radius:50%;background:var(--lane);opacity:.22;transition:opacity .06s linear,box-shadow .06s linear}.track--lit .track__led{opacity:1;box-shadow:0 0 10px var(--lane)}.track__name{min-width:0;display:grid;gap:1px}.track__label{font-size:13px;font-weight:700;letter-spacing:.12em;text-transform:uppercase}.track__sub{font-size:11px;color:var(--text-faint);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.toggle{min-width:46px;height:44px;border-radius:10px;border:1px solid var(--line-strong);color:var(--text-faint);font-size:11px;font-weight:800;letter-spacing:.08em}.toggle[aria-pressed=true]{color:#04120d;background:var(--accent);border-color:var(--accent)}.toggle--mute[aria-pressed=true]{color:#200;background:var(--hot);border-color:var(--hot)}.transport{display:grid;grid-template-columns:2fr 1fr;gap:10px}.transport button{min-height:56px;border-radius:var(--radius);font-size:14px;font-weight:800;letter-spacing:.16em;text-transform:uppercase;border:1px solid var(--line-strong);background:var(--bg-raised);color:var(--text)}.transport button:disabled{opacity:.35}.transport .transport__play{background:var(--text);color:#08080b;border-color:var(--text)}.transport .transport__play[data-playing=true]{background:var(--warn);border-color:var(--warn)}.progress{height:4px;border-radius:2px;background:var(--line);overflow:hidden}.progress__bar{height:100%;background:var(--accent);transition:width .08s linear}.exports{display:grid;gap:8px}.exports__row{display:grid;grid-template-columns:1fr 1fr;gap:8px}.export-btn{min-height:var(--tap);border-radius:var(--radius-sm);border:1px solid var(--line-strong);background:var(--bg-raised);font-size:12px;font-weight:700;letter-spacing:.1em;text-transform:uppercase;padding:0 10px}.export-btn--wide{grid-column:1 / -1}.export-btn--primary{background:var(--text);color:#08080b;border-color:var(--text)}.hint{margin:2px 0 0;font-size:11px;color:var(--text-faint);text-align:center}.disclosure{border:1px solid var(--line);border-radius:var(--radius);background:var(--bg-raised);overflow:hidden}.disclosure>summary{list-style:none;min-height:var(--tap);display:flex;align-items:center;justify-content:space-between;padding:0 14px;font-size:11px;letter-spacing:.18em;text-transform:uppercase;font-weight:700;color:var(--text-dim);cursor:pointer}.disclosure>summary::-webkit-details-marker{display:none}.disclosure>summary:after{content:"+";font-size:18px;color:var(--text-faint)}.disclosure[open]>summary:after{content:"−"}.disclosure__body{padding:4px 14px 16px;display:grid;gap:16px;border-top:1px solid var(--line)}.analysis-block{display:grid;gap:8px}.analysis-block>h4{margin:0;font-size:11px;letter-spacing:.14em;text-transform:uppercase;color:var(--text-faint)}.meter{display:grid;grid-template-columns:92px 1fr auto;gap:8px;align-items:center;font-size:12px}.meter__label{color:var(--text-dim);text-transform:capitalize}.meter__track{height:6px;border-radius:3px;background:var(--line);overflow:hidden}.meter__fill{height:100%;background:var(--accent)}.meter__value{color:var(--text-faint);font-variant-numeric:tabular-nums;min-width:30px;text-align:right}.scroller{overflow-x:auto;-webkit-overflow-scrolling:touch}.table{border-collapse:collapse;width:100%;font-size:12px;min-width:320px}.table th,.table td{text-align:left;padding:6px 8px;border-bottom:1px solid var(--line);white-space:nowrap}.table th{color:var(--text-faint);font-weight:600;font-size:11px;text-transform:uppercase;letter-spacing:.08em}.table td{color:var(--text-dim)}.table td b{color:var(--text);font-weight:600}.sections-strip{display:flex;gap:4px}.sections-strip__item{flex:1 1 0;min-width:0;padding:8px 4px;border-radius:8px;border:1px solid var(--line-strong);font-size:10px;letter-spacing:.08em;text-transform:uppercase;text-align:center;color:var(--text-dim);overflow:hidden;text-overflow:ellipsis}.footer{margin-top:34px;font-size:11px;color:var(--text-faint);text-align:center;line-height:1.6}@media(min-width:480px){.controls{grid-template-columns:repeat(4,minmax(0,1fr))}.field--wide{grid-column:span 2}}@media(prefers-reduced-motion:reduce){*{transition:none!important;animation:none!important}}