/* A natural-history workbench. All rules stay inside this standalone instrument. */
.choir-page .workspace{padding:0;margin:0}.choir-page .eyebrow{color:var(--muted)}
.choir-page{--paper:#eeece3;--light:#faf8f0;--ink:#253b34;--muted:#69776d;--rule:#c9cfc1;--moss:#355e49;--copper:#9a5537;--soft:#e1e7d9;margin:0;background:var(--paper);color:var(--ink);font:14px/1.5 -apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;color-scheme:light}
.choir-page *{box-sizing:border-box}.choir-page [hidden]{display:none!important}.choir-page h1,.choir-page h2,.choir-page h3,.choir-page p{color:inherit;margin:0}.choir-page h1,.choir-page h2{font-family:Georgia,"Times New Roman",serif;font-weight:400;letter-spacing:-.045em}.choir-page button,.choir-page input,.choir-page select{font:inherit}.choir-page button,.choir-page .file-label{border:1px solid var(--rule);background:transparent;color:var(--ink);border-radius:5px;min-height:40px;padding:8px 13px;cursor:pointer;transition:background .15s,border-color .15s}.choir-page button:hover,.choir-page .file-label:hover{background:var(--soft);border-color:var(--moss)}.choir-page button:disabled{opacity:.45;cursor:default}.choir-page :focus-visible{outline:3px solid var(--copper);outline-offset:3px}.choir-page a{color:var(--moss);text-decoration:none}.choir-page a:hover{text-decoration:underline}.choir-page .primary{background:var(--moss);color:#faf8f0;border-color:var(--moss)}.choir-page .primary:hover{background:#244735}.choir-page .text-button{border:0;padding:4px 0;background:transparent}.choir-page .eyebrow{font-size:10px;font-weight:600;letter-spacing:.16em;text-transform:uppercase}.choir-page .full{width:100%;margin-top:14px}.choir-page kbd{font:9px/1.2 monospace;letter-spacing:.1em;border:1px solid var(--rule);border-radius:3px;padding:3px 5px;margin-left:8px}.choir-page .small-note{font-size:11px;line-height:1.65;color:var(--muted);margin-top:15px}.choir-page .seed-dot{display:inline-block;width:7px;height:7px;background:var(--copper);border-radius:50%;margin-right:7px}
.loader{position:fixed;inset:0;z-index:100;background:var(--paper);display:flex;align-items:center;justify-content:center;flex-direction:column;text-align:center;padding:24px}.loader .wordmark{font:italic 42px Georgia;color:var(--moss);margin-bottom:36px}.loader h1{font-size:clamp(28px,5vw,52px);margin:14px 0}.loader p{max-width:440px}.loader progress{width:min(320px,80vw);height:4px;border:0;margin-top:30px;accent-color:var(--moss)}.loader #load-error{margin:20px}.no-script{position:fixed;inset:0;z-index:200;background:var(--paper);padding:20vh 10vw}
.main-menu{min-height:100dvh;display:flex;flex-direction:column;padding:0 max(24px,5vw);overflow:hidden;background:radial-gradient(ellipse at 70% 50%,#dce3d7 0,transparent 55%),var(--paper)}.menu-header,.menu-footer{display:flex;align-items:center;justify-content:space-between;gap:16px;font-size:10px;letter-spacing:.09em}.menu-header{min-height:80px;border-bottom:1px solid var(--rule)}.menu-header a{font-size:13px;letter-spacing:0}.menu-layout{flex:1;display:grid;grid-template-columns:1fr 1.15fr;align-items:center;max-width:1400px;margin:auto;width:100%;padding:48px 0 44px;gap:36px}.menu-copy{position:relative;z-index:1}.menu-copy h1{font-size:clamp(86px,10.5vw,158px);line-height:.85;margin:28px 0 30px}.menu-copy h1 em{font-weight:400;color:var(--moss)}.menu-lead{font:24px/1.25 Georgia}.menu-description{font-size:14px;line-height:1.75;max-width:340px;margin-top:18px!important;color:var(--muted)!important}.menu-actions{display:flex;gap:10px;flex-wrap:wrap;margin-top:28px}.menu-actions button{min-height:48px;padding:10px 20px}.menu-actions .primary span{margin-left:22px}.menu-links{display:flex;align-items:center;gap:24px;margin-top:12px;font-size:12px}.menu-note{margin-top:24px!important;font-size:11px;color:var(--muted)!important}.menu-specimen{margin:0;position:relative}.menu-specimen canvas{width:100%;height:clamp(330px,50vw,620px);display:block}.menu-specimen figcaption{display:flex;justify-content:space-between;gap:12px;border-top:1px solid var(--rule);padding:16px 0;font:10px/1.4 monospace;letter-spacing:.08em}.menu-footer{padding:20px 0;border-top:1px solid var(--rule)}
.studio{max-width:1920px;margin:auto;min-height:780px;height:100dvh;display:grid;grid-template-rows:66px minmax(350px,1fr) auto 32px;padding:0 max(18px,env(safe-area-inset-right)) 0 max(18px,env(safe-area-inset-left))}.studio-header{display:flex;justify-content:space-between;align-items:center;border-bottom:1px solid var(--rule);gap:12px}.choir-page .brand{border:0;font:25px Georgia;line-height:1;padding:0;text-align:left}.brand em{color:var(--moss)}.brand span{display:block;font:8px/1.5 monospace;letter-spacing:.21em;margin-top:5px}.header-tools{display:flex;align-items:center;gap:8px}.header-tools button{font-size:11px;min-height:36px}.save-state{font-size:10px;color:var(--muted);margin-right:16px}.workspace{display:grid;grid-template-columns:minmax(0,1fr) 325px;min-height:0}.specimen-stage{position:relative;min-width:0;min-height:330px;overflow:hidden;background:radial-gradient(ellipse at 45% 40%,#f6f5ec,var(--paper) 70%)}.specimen-stage canvas{width:100%;height:100%;display:block;touch-action:none;position:absolute;inset:0}.stage-top{position:absolute;top:23px;left:20px;right:24px;display:flex;justify-content:space-between;pointer-events:none;z-index:1}.stage-top>span:last-child{font:10px monospace;color:var(--muted)}.stage-caption{position:absolute;bottom:48px;left:24px;right:24px;display:flex;justify-content:space-between;align-items:end;gap:12px;pointer-events:none}.stage-caption h1{font-size:clamp(25px,3vw,38px)}.stage-caption p{font-size:11px;color:var(--muted);margin-top:4px}.stage-caption button{pointer-events:auto;background:#faf8f0e8}.stage-hint{position:absolute;bottom:18px;left:24px;font:10px/1.5 monospace;letter-spacing:.04em;color:var(--muted);pointer-events:none}.inspector{border-left:1px solid var(--rule);min-height:0;overflow:auto;scrollbar-width:thin;background:#f5f4ec99}.panel-tabs{display:flex;border-bottom:1px solid var(--rule);position:sticky;top:0;z-index:2;background:#f2f1e8}.panel-tabs button{flex:1;border:0;border-radius:0;font-size:11px;padding:14px 4px;min-height:47px}.panel-tabs button[aria-selected=true]{box-shadow:inset 0 -2px var(--moss);color:var(--moss);background:#e2e7d977}.control-panel{padding:24px}.control-panel h2{font-size:26px;line-height:1.2;margin-top:8px}.panel-intro{font-size:12px;line-height:1.6;margin:12px 0 22px!important;color:var(--muted)!important}.slider-label{display:flex;justify-content:space-between;gap:10px;font-size:11px;font-weight:600;margin-top:16px}.slider-label output{font:10px monospace;color:var(--muted)}.choir-page input[type=range]{width:100%;height:25px;accent-color:var(--moss);cursor:pointer;display:block;margin:4px 0 0;padding:0}.sound-facts{display:grid;grid-template-columns:1fr 1fr;gap:12px;border-top:1px solid var(--rule);border-bottom:1px solid var(--rule);margin-top:21px;padding:15px 0}.sound-facts span{display:block;font-size:8px;letter-spacing:.1em;color:var(--muted)}.sound-facts strong{display:block;font:21px/1.3 Georgia;margin-top:5px}.panel-actions{display:flex;gap:8px;margin-top:14px}.panel-actions button{font-size:10px;flex:1;padding:7px}.select-label{display:block;font-size:11px;margin:15px 0 6px}.choir-page select,.choir-page input[type=text],.choir-page input[type=number]{background:var(--light);color:var(--ink);border:1px solid var(--rule);border-radius:4px;padding:8px;min-height:40px;max-width:100%}.choir-page select,.choir-page input[type=text]{width:100%}.offspring{display:grid;gap:10px;margin-top:14px}.offspring-card{display:grid;grid-template-columns:65px 1fr;gap:8px;padding:9px;background:var(--light);border:1px solid var(--rule);border-radius:4px}.offspring-card canvas{width:65px;height:65px;align-self:center}.offspring-card strong{font-size:11px}.offspring-card p{font-size:10px;color:var(--muted)}.offspring-actions{display:flex;gap:6px;margin-top:6px}.offspring-actions button{font-size:10px;min-height:34px;padding:5px 9px;flex:1}.collection-actions{display:grid;gap:10px;margin-top:24px}.file-label{display:block;text-align:center}.file-label input{display:block;max-width:100%;font-size:10px;margin-top:8px}.file-label:focus-within{outline:3px solid var(--copper);outline-offset:2px}
.choir-deck{border-top:1px solid var(--rule);padding:17px 12px 12px;background:#e6e9df}.deck-heading{display:flex;justify-content:space-between;align-items:center;gap:10px;margin-bottom:13px}.deck-heading p{font:17px Georgia;margin-top:3px}.transport{display:flex;gap:10px;align-items:center}.transport button{font-size:11px}.tempo-label{display:flex;gap:7px;align-items:center;font-size:9px;letter-spacing:.07em}.tempo-label input{width:63px;font-size:12px!important}.choir-rows{display:grid;gap:5px}.choir-row{display:grid;grid-template-columns:28px 146px minmax(0,1fr);gap:8px;align-items:center}.choir-page .voice-toggle{width:26px;height:26px;min-height:26px;border-radius:50%;padding:0;font-size:12px}.voice-toggle[aria-pressed=true]{background:var(--moss);color:var(--light);border-color:var(--moss)}.choir-page .slot-button{display:flex;align-items:center;gap:7px;text-align:left;font-size:11px;min-height:32px;padding:3px 7px;border:1px solid transparent;overflow:hidden}.slot-button span{white-space:nowrap;text-overflow:ellipsis;overflow:hidden}.slot-button small{font:9px monospace;color:var(--muted)}.slot-button[aria-pressed=true]{border-color:var(--moss);background:#f8f8ef}.steps{display:grid;grid-template-columns:repeat(16,minmax(0,1fr));gap:5px}.choir-page .step{height:26px;min-height:26px;min-width:0;padding:0;border:1px solid #c4ccbe;border-radius:3px;background:#f3f4eb;font-size:0;position:relative}.choir-page .step:nth-child(4n+1){border-left:2px solid #8f9d89}.choir-page .step[aria-pressed=true]{background:var(--moss);border-color:var(--moss)}.choir-page .step.playhead{outline:2px solid var(--copper);outline-offset:1px}.choir-page .step[aria-pressed=true].playhead{background:var(--copper);border-color:var(--copper)}.deck-footer{display:flex;align-items:center;gap:12px;margin-top:9px}.deck-footer>span{font-size:10px;color:var(--muted);margin-right:auto}.deck-footer button{font-size:10px;min-height:31px;padding:3px 8px}.studio-footer{display:flex;justify-content:space-between;align-items:center;gap:10px;font-size:9px;color:var(--muted)}
.choir-page dialog{background:var(--light);color:var(--ink);border:1px solid var(--rule);border-radius:10px;box-shadow:0 25px 100px #162a2544;max-width:min(560px,calc(100vw - 24px));width:560px;max-height:calc(100dvh - 32px);padding:28px;overflow:auto;margin:auto}.choir-page dialog::backdrop{background:#172b2655;backdrop-filter:blur(5px)}.dialog-head{display:flex;align-items:center;justify-content:space-between;gap:10px}.dialog-head button{border:0;min-width:40px}.choir-page dialog h2{font-size:32px;line-height:1.15;margin:20px 0}.choir-page dialog p,.choir-page dialog li{font-size:13px;line-height:1.8}.guide-steps{padding-left:20px;margin:18px 0}.guide-steps li{margin:14px 0;padding-left:5px}.guide-steps strong{color:var(--moss)}.guide-callout{padding:15px;border-left:2px solid var(--copper);background:var(--soft);margin:20px 0!important}.choir-page details{border-top:1px solid var(--rule);padding:16px 0}.choir-page summary{cursor:pointer}.choir-page details p{margin-top:12px}.check-label{display:flex;align-items:center;gap:10px;margin-top:22px}.check-label input{accent-color:var(--moss);width:18px;height:18px}.toast{position:fixed;z-index:200;left:50%;bottom:max(24px,env(safe-area-inset-bottom));transform:translateX(-50%);max-width:min(480px,calc(100vw - 32px));padding:13px 20px;background:var(--ink);color:var(--light);border-radius:6px;box-shadow:0 4px 25px #0002;font-size:12px;pointer-events:none}
@media(min-width:1600px){.workspace{grid-template-columns:minmax(0,1fr) 380px}.control-panel{padding:30px}.choir-deck{padding:20px 25px}.choir-row{grid-template-columns:28px 180px minmax(0,1fr)}}
@media(max-width:900px){.main-menu{padding:0 22px}.menu-header{min-height:60px}.menu-header>span{display:none}.menu-layout{grid-template-columns:1fr;gap:6px;padding:32px 0}.menu-copy h1{font-size:94px;margin:24px 0}.menu-copy .eyebrow{font-size:9px}.menu-description{max-width:100%}.menu-specimen{grid-row:2}.menu-specimen canvas{height:300px}.menu-footer span:last-child{display:none}.menu-note{margin-top:17px!important}.studio{height:auto;min-height:100dvh;grid-template-rows:auto auto auto auto;padding:0 12px}.studio-header{min-height:67px}.header-tools{gap:4px}.header-tools button{padding:6px 8px;min-height:40px;font-size:10px}.save-state{display:none}.brand{font-size:21px!important}.workspace{grid-template-columns:1fr}.specimen-stage{height:clamp(310px,48dvh,440px)}.stage-top{top:18px;left:12px;right:12px}.stage-caption{left:12px;right:12px;bottom:44px}.stage-hint{left:12px;font-size:9px}.stage-caption h1{font-size:28px}.stage-caption p{font-size:10px}.pluck-button{font-size:11px!important}.pluck-button kbd{display:none}.inspector{border-left:0;border-top:1px solid var(--rule);overflow:visible}.control-panel{padding:20px}.control-panel .panel-intro{margin-bottom:12px!important}.panel-tabs{position:static}.panel-tabs button{min-height:46px}.sound-facts{margin-top:15px}.choir-deck{margin-top:6px;padding:17px 0 12px}.deck-heading{flex-wrap:wrap;gap:12px}.deck-heading>div:first-child{display:flex;align-items:baseline;gap:12px}.deck-heading p{font-size:15px}.transport{width:100%;gap:8px}.transport>button:first-child{flex:1}.choir-row{grid-template-columns:25px 84px minmax(0,1fr);gap:4px}.slot-button{padding:4px!important;font-size:10px!important}.slot-button small{display:none}.steps{gap:3px}.choir-page .step{height:32px;min-height:32px}.deck-footer{flex-wrap:wrap;gap:6px}.deck-footer>span{width:100%;margin-bottom:4px;font-size:10px}.studio-footer{flex-wrap:wrap;min-height:45px;gap:5px;padding:8px 0}.studio-footer>span{order:3;width:100%}.offspring{grid-template-columns:1fr}.menu-actions{gap:8px}.menu-actions button{padding:10px 14px}.menu-footer{font-size:8px}.choir-page dialog{padding:20px}.choir-page dialog h2{font-size:28px}}
@media (orientation:landscape) and (max-height:580px){.studio{height:auto;min-height:100dvh;grid-template-rows:56px auto auto 30px}.workspace{grid-template-columns:minmax(0,1fr) 285px;min-height:300px}.specimen-stage{height:330px;min-height:300px}.inspector{border-left:1px solid var(--rule);border-top:0;max-height:330px;overflow:auto}.control-panel{padding:15px}.control-panel h2{font-size:23px}.panel-tabs{position:sticky}.stage-caption{left:14px;right:14px;bottom:34px}.stage-hint{bottom:12px}.stage-caption h1{font-size:25px}.stage-caption button{font-size:10px;padding:7px}.stage-caption kbd{display:none}.stage-top{top:15px}.menu-layout{grid-template-columns:1fr 1fr;padding:24px 0}.menu-copy h1{font-size:80px}.menu-specimen{grid-row:auto}.menu-specimen canvas{height:340px}.menu-header{min-height:55px}.menu-description{font-size:12px}.menu-lead{font-size:21px}.menu-note{margin-top:12px!important}.menu-actions{margin-top:18px}.choir-row{grid-template-columns:28px 130px minmax(0,1fr)}.deck-heading{flex-wrap:nowrap}.transport{width:auto}.deck-footer>span{width:auto}.studio-footer>span{width:auto;order:0}}
@media(prefers-reduced-motion:reduce){.choir-page *{scroll-behavior:auto!important;transition:none!important}}

/* Two rows keep every rhythm cell finger-sized on narrow screens. */
@media(max-width:900px){.choir-row{grid-template-columns:32px minmax(0,1fr);gap:6px;padding-bottom:10px;border-bottom:1px solid var(--rule)}.choir-page .voice-toggle{width:32px;min-height:32px}.choir-page .slot-button{min-height:36px}.steps{grid-column:1/-1;grid-template-columns:repeat(8,minmax(0,1fr));gap:5px}.choir-page .step{height:34px;min-height:34px}.choir-rows{gap:10px}}

/* Feedback belongs over the open drawing field, clear of the workbench controls. */
.choir-page .toast{top:76px;bottom:auto;width:max-content;max-width:min(480px,calc(100vw - 32px))}
@media(max-width:900px){.choir-page .toast{width:calc(100vw - 32px);max-width:480px;top:73px;padding:10px 14px;font-size:11px}}