:root{--bg:#111615;--panel:#1b211f;--line:#323b36;--text:#f0f2ec;--muted:#929f96;--accent:#c7ec96;--orange:#f0b779;--red:#f38c89;--good:#a6d998;--font:Inter,"Segoe UI","Microsoft YaHei",sans-serif}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text);font:14px var(--font);min-width:360px}button,input,select{font:inherit}button{cursor:pointer;color:inherit}button:disabled,input:disabled,select:disabled{opacity:.4;cursor:not-allowed}button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible{outline:2px solid var(--accent);outline-offset:4px}button{transition:background .15s,transform .15s}button:hover:not(:disabled){filter:brightness(1.12)}button:active:not(:disabled){transform:translateY(1px)}a{color:inherit;text-decoration:none}[hidden]{display:none!important}.topbar{height:86px;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;padding:0 3.5vw;gap:25px}.brand{display:flex;align-items:center;gap:12px;font-size:24px;font-weight:700;letter-spacing:2px}.brand-mark{width:39px;height:39px;border-radius:11px;background:var(--accent);color:#243722;display:grid;place-items:center;font-size:37px;line-height:1;transform:rotate(-8deg)}.brand small{font-size:10px;letter-spacing:2px;display:block;color:var(--muted);margin-top:3px}.topbar nav{display:flex;align-self:stretch;gap:32px}.nav{background:none;border:0;border-bottom:2px solid transparent;padding:0 5px;color:var(--muted)}.nav.active{border-color:var(--accent);color:var(--accent)}.nav span{font-size:10px;border:1px solid var(--line);border-radius:4px;padding:2px 5px;margin-left:5px}.local-badge{font-size:11px;color:var(--muted)}.local-badge i{display:inline-block;background:var(--accent);width:6px;height:6px;border-radius:50%;margin-right:8px}main{max-width:1760px;margin:auto;padding:38px 3.5vw 0}.intro{display:flex;justify-content:space-between;gap:20px;align-items:center;margin-bottom:30px}.eyebrow{font-size:10px;letter-spacing:2px;color:var(--accent);margin:0 0 12px}h1{font-size:clamp(22px,2.1vw,34px);font-weight:550;letter-spacing:.02em;margin:0 0 12px}h2{font-size:16px;font-weight:600;margin:0}h3{font-size:13px;font-weight:550;margin:0 0 12px}.muted,.hint{color:var(--muted);line-height:1.8}.muted{font-size:12px;margin:0}.hint{font-size:11px}.session-badge{display:flex;flex-direction:column;text-align:right;gap:9px}.session-badge>span{color:var(--accent);font-size:12px}.session-badge small{color:var(--muted);font-size:10px}.workspace{display:grid;grid-template-columns:235px minmax(430px,1fr) 235px;gap:20px;align-items:start}.panel{background:var(--panel);border:1px solid var(--line);border-radius:13px}.sidebar{padding:22px 19px}.section-heading{display:flex;justify-content:space-between;align-items:center;gap:12px;margin-bottom:22px}.tiny{font-size:8px;color:#728177;letter-spacing:1px}.label{font-size:11px;color:var(--muted);display:flex;justify-content:space-between;align-items:center;margin:19px 0 10px}.label span{font-size:10px}select,input[type=number]{border:1px solid var(--line);border-radius:6px;background:#141a17;color:var(--text);padding:10px;width:100%;min-width:0;color-scheme:dark;font-size:12px}select{cursor:pointer}input[type=range]{width:100%;accent-color:var(--accent);height:3px;margin:17px 0 9px}input[type=checkbox]{accent-color:var(--accent);cursor:pointer}.tempo{display:flex;align-items:center;justify-content:space-between}.tempo button{border:1px solid var(--line);border-radius:7px;background:transparent;width:30px;height:30px;font-size:20px;color:var(--muted)}.tempo label{text-align:center}.tempo input{background:none;border:0;font-size:44px;width:90px;padding:0;text-align:center;font-weight:550;appearance:textfield;font-variant-numeric:tabular-nums}.tempo input::-webkit-inner-spin-button{appearance:none}.tempo label span{display:block;font-size:9px;letter-spacing:2px;color:var(--muted)}.two-fields{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-top:20px}.two-fields label{color:var(--muted);font-size:11px}.two-fields select,.two-fields input{margin-top:8px;padding:9px 5px;font-size:11px}.divider{height:1px;background:var(--line);margin:22px 0}.toggle{display:flex;justify-content:space-between;align-items:center;margin:17px 0;font-size:11px;gap:8px}.toggle small{display:block;color:var(--muted);font-size:9px;margin-top:4px}.toggle input{appearance:none;width:28px;height:16px;border-radius:20px;background:#3d4941;position:relative;flex-shrink:0}.toggle input:before{content:'';position:absolute;background:#a0aca3;width:10px;height:10px;border-radius:50%;left:3px;top:3px}.toggle input:checked{background:var(--accent)}.toggle input:checked:before{left:15px;background:#2b4326}.main-column{min-width:0;display:grid;gap:18px}.score-panel{overflow:hidden}.score-heading{display:flex;align-items:center;justify-content:space-between;padding:25px 26px 17px}.score-heading .eyebrow{display:block;font-size:9px;margin-bottom:9px}.score-heading h2{font-size:20px}.meter{font-size:12px;border:1px solid #44513f;border-radius:4px;padding:4px 8px;margin-left:12px;color:var(--accent);vertical-align:middle}.bar-counter{display:flex;align-items:baseline;gap:8px;font-variant-numeric:tabular-nums}.bar-counter>span{font-size:28px;font-weight:500}.bar-counter small{color:var(--muted);font-size:10px}.score-legend{display:flex;gap:16px;padding:4px 26px 17px;font-size:9px;color:var(--muted)}.score-legend>span:last-child{margin-left:auto}.legend-dot{display:inline-block;width:5px;height:5px;border-radius:50%;margin-right:5px}.past{background:#6f8473}.current{background:var(--accent)}.score-viewport{height:248px;background:#f0f0e5;position:relative;overflow:hidden;color:#283e30}.score-viewport svg{width:100%;height:100%;display:block}.playhead{position:absolute;left:37%;top:29px;bottom:24px;width:2px;background:#5a842e;box-shadow:0 0 14px #82a94b22;pointer-events:none}.playhead:after{content:'';position:absolute;top:0;left:-4px;border-left:5px solid transparent;border-right:5px solid transparent;border-top:7px solid #5a842e}.playhead span{font-size:9px;position:absolute;top:-19px;left:-9px;white-space:nowrap;color:#537839}.count-overlay{position:absolute;left:37%;top:50%;transform:translate(-50%,-50%);background:#1b281bf0;color:#e6f0db;padding:15px 30px;border:1px solid #d5e3bc;border-radius:12px;display:flex;flex-direction:column;align-items:center;min-width:190px;box-shadow:0 12px 32px #19301a33}.count-overlay strong{font-size:52px;line-height:1.2}.count-overlay small{font-size:10px;letter-spacing:2px;color:var(--accent)}.count-overlay span{font-size:9px;margin-top:7px;color:#bac4b6}.beat-strip{padding:15px 24px;display:flex;align-items:center;justify-content:space-between;gap:12px;border-bottom:1px solid var(--line);min-height:56px}.beat-dots{display:flex;gap:8px}.beat-dots i{font-size:10px;font-style:normal;color:#8b9a8e;width:22px;height:22px;border:1px solid #455047;border-radius:50%;display:grid;place-items:center}.beat-dots i.active{background:var(--accent);color:#233622;border-color:var(--accent)}#feedback{font-size:10px;color:var(--muted);text-align:center}.clock{font-size:11px;color:var(--muted);font-variant-numeric:tabular-nums}.transport{display:flex;gap:12px;align-items:center;justify-content:center;padding:21px 15px 16px}.ghost{border:0;background:transparent;color:#b0bab2;padding:10px;font-size:11px;white-space:nowrap}.primary{display:flex;align-items:center;justify-content:center;gap:12px;background:var(--accent);color:#22311d;border:0;border-radius:7px;padding:13px 22px;font-size:12px;font-weight:600;min-width:174px}.primary kbd{background:#b4d485;border:1px solid #9abb72;color:#4b5b3c;font-size:9px;padding:2px 4px}kbd{font:10px var(--font);border:1px solid #59604f;border-radius:4px;padding:3px 6px}.tap-pad{display:flex;flex-direction:column;gap:8px;align-items:center;width:calc(100% - 48px);margin:0 24px 24px;padding:17px;border:1px dashed #455044;border-radius:8px;background:#20271f;color:#cbd5c8;font-size:11px;touch-action:manipulation}.tap-pad small{font-size:9px;color:var(--muted)}.tap-pad.hit{background:#394e2c;border-color:var(--accent)}.metrics{display:grid;grid-template-columns:repeat(4,1fr);gap:10px}.metric{border:1px solid var(--line);border-radius:10px;padding:18px 14px;background:var(--panel);min-width:0}.metric>span{color:var(--muted);font-size:10px}.metric strong{display:block;font-size:30px;font-weight:500;margin:12px 0 9px;font-variant-numeric:tabular-nums;white-space:nowrap}.metric:first-child strong{color:var(--accent)}.metric small{font-size:10px;color:var(--muted);margin-left:5px}.metric p{font-size:9px;color:#809085;margin:0;line-height:1.6}.metric b{font-weight:500}.metric em{font-style:normal;font-size:22px;color:#566258;margin:0 9px}.pool-panel{padding:23px}.pool-panel h2 small{font-size:10px;color:var(--muted);font-weight:400;margin-left:8px}.pool-panel .eyebrow{font-size:8px;display:block;margin-bottom:9px}.text-actions{display:flex;gap:10px}.text-actions button{background:none;border:0;color:var(--muted);font-size:10px;padding:0}.categories{display:flex;gap:5px;flex-wrap:wrap;margin-bottom:16px}.categories button{background:none;border:1px solid transparent;color:#98a697;border-radius:5px;padding:6px 10px;font-size:10px}.categories .active{background:#313e2b;color:var(--accent);border-color:#44523c}.patterns{display:grid;grid-template-columns:repeat(4,1fr);gap:8px}.pattern{padding:11px 5px;border:1px solid #384239;border-radius:7px;background:#1d251f;text-align:center;position:relative;min-height:91px}.pattern.selected{background:#2d3827;border-color:#758e56}.pattern .check{position:absolute;right:7px;top:6px;color:var(--accent);font-size:9px}.pattern svg{width:100%;height:42px;display:block}.pattern>span:last-child{display:block;font-size:9px;color:#aebba5;margin-top:6px}.pool-footer{font-size:9px;color:#83907f;border-top:1px solid var(--line);margin-top:20px;padding-top:14px;display:flex;flex-wrap:wrap;justify-content:space-between;gap:8px;line-height:1.8}.pool-footer label{white-space:nowrap}.input-panel{padding:22px 17px}.input-modes{display:grid;grid-template-columns:repeat(3,1fr);gap:5px}.input-modes button{border:1px solid var(--line);border-radius:6px;background:#151c17;padding:12px 2px;font-size:19px;color:#9aa89b}.input-modes button span{display:block;font-size:9px;margin-top:6px}.input-modes button.active{border-color:#829b62;background:#303e28;color:var(--accent)}.keyboard-art{display:grid;place-items:center;padding:34px 0 28px}.keyboard-art kbd{padding:15px 33px;border:1px solid #657454;border-bottom:4px solid #45523a;background:#293024;color:#b6c4a8;letter-spacing:3px;font-size:10px}.input-panel h3{text-align:center;font-size:12px}.input-panel .hint{font-size:10px}.secondary{width:100%;background:transparent;border:1px solid #46513f;border-radius:6px;color:#b9c6ae;padding:10px 5px;font-size:10px;margin-top:10px}.input-panel .label{margin-top:13px}.level-meter{height:7px;border-radius:8px;background:#0e130f;overflow:hidden;margin-top:20px}.level-meter div{height:100%;width:0;background:linear-gradient(90deg,#9bcc7c,#d2e78c,#e69072);transition:width .05s}.practice-note{padding:26px 15px 20px}.practice-note>span{font-size:9px;color:#89a575}.practice-note h3{font-size:18px;font-weight:500;margin-top:12px}.practice-note p{font-size:11px;line-height:1.9;color:var(--muted)}.note-lines{font-size:32px;color:#6b7e5e;letter-spacing:3px;margin-top:24px}.shortcuts{padding:18px;border-top:1px solid var(--line);color:#7e8d7e}.shortcuts h3{font-size:10px}.shortcuts p{font-size:9px;display:flex;gap:10px;align-items:center}.shortcuts kbd{min-width:40px;text-align:center;font-size:8px;border-color:#414b3d}.report{padding:24px}.report p{color:#b7c8ad;font-size:12px;line-height:1.9}.report h3{margin-top:22px;color:#aabf9a}.report-details{display:flex;gap:18px;flex-wrap:wrap;font-size:11px;color:var(--muted)}table{width:100%;border-collapse:collapse;font-size:11px}th,td{text-align:left;border-bottom:1px solid var(--line);padding:11px 8px}th{font-weight:400;color:var(--muted)}.table-scroll{overflow:auto;max-height:320px}#weaknesses{display:flex;gap:8px;flex-wrap:wrap}#weaknesses span{padding:7px;background:#283321;border-radius:5px;font-size:10px;color:#b8c8a9}.history-page{padding:28px}.history-empty{padding:70px 15px;text-align:center;color:var(--muted)}.history-item{display:flex;justify-content:space-between;align-items:center;gap:18px;border-bottom:1px solid var(--line);padding:20px 0}.history-item strong{font-size:24px;color:var(--accent);font-weight:500}.history-item small{display:block;color:var(--muted);font-size:10px;line-height:1.9}footer{padding:32px 0 24px;display:flex;justify-content:space-between;gap:10px;color:#647365;font-size:9px;letter-spacing:.04em}.toast{position:fixed;bottom:25px;left:50%;transform:translateX(-50%);background:#d6edb7;color:#253320;box-shadow:0 8px 35px #0005;padding:14px 24px;border-radius:8px;z-index:100;max-width:90vw;font-size:12px}
@media(min-width:1550px){.workspace{grid-template-columns:260px minmax(500px,1fr) 250px}.score-viewport{height:280px}.patterns{grid-template-columns:repeat(5,1fr)}}@media(max-width:1220px){.workspace{grid-template-columns:210px minmax(410px,1fr)}.input-column{grid-column:1/-1;display:grid;grid-template-columns:1fr 1fr;gap:20px}.input-panel{grid-row:span 2}.shortcuts{border:0}.score-legend>span:last-child{display:none}.patterns{grid-template-columns:repeat(4,1fr)}}@media(max-width:760px){main{padding:26px 16px 0}.topbar{height:72px;padding:0 16px}.topbar nav{gap:16px}.brand{font-size:20px}.brand small{font-size:7px}.local-badge{display:none}.nav{font-size:11px}.intro{align-items:start}.session-badge{display:none}.intro .muted{max-width:270px}.workspace{grid-template-columns:1fr}.sidebar{order:2}.main-column{order:1}.input-column{order:3;grid-template-columns:1fr}.practice-note,.shortcuts{display:none}.metrics{gap:6px;grid-template-columns:repeat(2,1fr)}.metric{padding:16px}.metric strong{font-size:29px}.patterns{grid-template-columns:repeat(3,1fr)}.score-heading{padding:22px 18px 14px}.score-legend{padding-left:18px}.transport{gap:3px;flex-wrap:wrap}.primary{min-width:145px;padding:13px 16px}.primary kbd{display:none}.ghost{font-size:10px;padding:8px}.beat-strip{padding:12px;gap:6px}.beat-dots{gap:4px}.beat-dots i{width:18px;height:18px}#feedback{font-size:9px}.clock{display:none}.pool-panel{padding:18px}.pool-panel .section-heading{align-items:end}.text-actions{white-space:nowrap}.pool-footer{font-size:9px}.score-viewport{height:248px}.report{padding:18px}footer{flex-wrap:wrap;justify-content:center;gap:12px}.history-item{flex-wrap:wrap}.history-page{padding:20px}}
.length-toggle{display:flex;align-items:center;gap:8px;margin:13px 0 0;color:var(--text);font-size:11px}.length-toggle small{margin-left:auto;color:var(--muted);font-size:9px}