@layer warm-up-player{@font-face{font-family:VocalLab Serif;src:url(/warm-up/fonts/vocallab-heading.woff2)format("woff2");font-weight:600;font-style:normal;font-display:swap}:root{color:#1c1b1a;font-synthesis:none;background:#faf7f2;font-family:system-ui,-apple-system,PingFang SC,Hiragino Sans GB,Microsoft YaHei,sans-serif}*{box-sizing:border-box}body{margin:0}button,select{font:inherit}button{cursor:pointer}button:disabled{cursor:not-allowed;opacity:.5}main{max-width:980px;margin:auto;padding:28px 20px 72px}.eyebrow{letter-spacing:.22em;color:#5c5854;font-size:11px;font-weight:700}.brand{border-bottom:1px solid #d8d1c6;justify-content:space-between;align-items:center;padding-bottom:22px;display:flex}.brand strong{letter-spacing:.11em;font-size:16px}.brand span{color:#5c5854;font-size:12px}h1{letter-spacing:-.055em;margin:30px 0 12px;font-size:clamp(36px,6vw,58px);font-weight:550}.intro{color:#5c5854;max-width:600px;margin:0 0 36px;line-height:1.7}.layout{grid-template-columns:minmax(0,1fr) minmax(0,1.1fr);gap:18px;display:grid}.card{background:#fff;border:1px solid #d8d1c6;border-radius:20px;padding:28px;box-shadow:0 4px 20px #303e2b08}.card h2{letter-spacing:-.02em;margin:0 0 28px;font-size:18px;font-weight:600}.field label{margin-bottom:9px;font-size:13px;font-weight:600;display:block}.field select{color:#1c1b1a;background:#fff;border:1px solid #d8d1c6;border-radius:10px;outline-color:#b5442a;width:100%;min-height:48px;padding:13px 40px 13px 14px;display:block}.two{grid-template-columns:1fr 1fr;gap:12px;display:grid}.hint{color:#5c5854;margin:7px 0 0;font-size:12px;line-height:1.5}.player{background:#f1ece4;border-color:#d8d1c6;flex-direction:column;min-height:455px;display:flex}.key{letter-spacing:-.075em;margin:0;font-size:clamp(58px,9vw,92px);font-weight:500;line-height:1.04}.status{color:#5c5854;min-height:46px;margin:17px 0 10px;font-size:14px;line-height:1.5}.note-list{align-items:center;min-height:120px;margin:10px 0 26px;display:flex}.pitch-map{width:100%;display:block;overflow:visible}.pitch-dot{fill:#faf7f2;stroke:#b5442a;stroke-width:3px;transition:fill .16s,stroke .16s}.pitch-halo{fill:#b5442a;opacity:0;transition:opacity .16s}.pitch-point.active .pitch-dot{fill:#b5442a;stroke:#b5442a}.pitch-point.active .pitch-halo{opacity:.13}.player-bottom{margin-top:auto}.buttons{grid-template-columns:1fr 1fr;gap:10px;display:grid}.buttons button,.secondary{border-radius:11px;min-height:52px;font-size:14px;font-weight:600}.primary{color:#fff;background:#b5442a;border:1px solid #b5442a}.stop{color:#9c3a24;background:0 0;border:1px solid #d8d1c6}.secondary{color:#9c3a24;text-underline-offset:3px;background:0 0;border:0;width:100%;margin-top:8px;text-decoration:underline}.foot{color:#5c5854;border-top:1px solid #d8d1c6;margin-top:30px;padding-top:20px;font-size:13px;line-height:1.7}.error{color:#a13e2d}@media (width<=700px){main{padding:16px 16px 48px}h1{margin-top:24px;font-size:32px}.eyebrow[style]{margin-top:22px!important}.layout{grid-template-columns:1fr}.layout>.player{order:0}.layout>.settings{order:1}.card{padding:22px}.player{min-height:400px}.brand span{display:none}}h1,h2,.brand-name,.exercise-title{letter-spacing:0;font-family:VocalLab Serif,Noto Serif SC,PingFang SC,Hiragino Sans GB,Microsoft YaHei,serif;font-weight:600}h1{margin:26px 0 12px;font-size:clamp(30px,5vw,46px)}.intro{margin-bottom:24px;font-size:16px}.brand-link{color:inherit;align-items:center;gap:12px;text-decoration:none;display:flex}.brand-link svg{width:38px;height:38px}.brand .brand-name{color:#1c1b1a;letter-spacing:.02em;font-size:26px;display:block}.brand .brand-tagline{font-size:14px}.warmups{grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;margin-bottom:20px;display:grid}.warmup{text-align:left;color:#1c1b1a;background:0 0;border:1px solid #d8d1c6;border-radius:16px;min-width:0;padding:18px;transition:border-color .16s}.warmup:hover,.warmup:active,.warmup:focus-visible{border-color:#b5442a}.warmup .number{letter-spacing:.12em;color:#9c3a24;margin-bottom:8px;font-size:13px;display:block}.exercise-title{font-size:18px;line-height:1.5;display:block}.sequence{color:#5c5854;letter-spacing:.04em;overflow-wrap:anywhere;margin-top:8px;font-size:14px;display:block}.field label,.hint,.foot{font-size:14px}.eyebrow{font-size:12px}.primary:hover{background:#9c3a24}.buttons button{border-radius:28px}:focus-visible{outline-offset:4px;outline:2px solid #b5442a}.exercise-heading{font-size:20px;margin:0 0 20px!important}.card{box-shadow:none}.player{min-height:380px}.pitch-map{min-height:100px}@media (width<=700px){.warmups{grid-template-columns:repeat(2,minmax(0,1fr));gap:8px}.warmup{padding:12px 10px}.exercise-title{font-size:16px}.sequence{letter-spacing:0;font-size:12px}.brand .brand-tagline{display:none}.card{padding:20px}.player{min-height:380px}}.exercise-en{color:#5c5854;margin-top:6px;font-family:system-ui,-apple-system,sans-serif;font-size:14px;font-weight:400;line-height:1.5;display:block}.exercise-heading .number{letter-spacing:.12em;color:#9c3a24;margin-bottom:8px;font:12px system-ui,sans-serif;display:block}.turn{background:#faf7f2;border:1px solid #b5442a;border-radius:28px;text-decoration:none}.turn-note{color:#9c3a24;min-height:21px;margin:8px 0;font-size:14px}.instructions{border-top:1px solid #d8d1c6;margin:0 0 22px;padding-top:14px}.instructions h3{margin:0 0 8px;font-size:14px}.instructions h3 span{color:#5c5854;margin-left:6px;font-weight:400}.instructions p{margin:0;font-size:14px;line-height:1.7}.repeat-control{align-items:center;gap:10px;min-height:48px;margin-top:10px;font-size:14px;display:flex}.repeat-control input{accent-color:#b5442a;width:20px;height:20px}.warmup{text-align:center;flex-direction:column;justify-content:flex-start;align-items:center;padding:20px 12px;display:flex}.warmup .number{margin:0 0 12px}.warmup .exercise-title{flex-direction:column;justify-content:center;width:100%;min-height:3em;line-height:1.5;display:flex}.title-line{white-space:nowrap;display:block}.warmup .exercise-en{text-wrap:balance;width:100%;min-height:3em;margin-top:10px}.exercise-heading{text-align:center;line-height:1.5}.exercise-heading>span[lang=zh-Hans]{text-wrap:balance;display:block}.exercise-heading .exercise-en{text-align:center}@media (width<=700px){.warmup{padding:16px 8px}.warmup .exercise-title{font-size:16px}}.buttons button{padding:10px 8px;line-height:1.4}.settings{flex-direction:column;display:flex}.settings .player-bottom{padding-top:12px}.settings .buttons button,.settings .turn{color:#b5442a;background:#fff;border:1px solid #b5442a}.settings .buttons button:hover:not(:disabled),.settings .turn:hover:not(:disabled){color:#9c3a24;background:#faf7f2;border-color:#9c3a24}.settings button:disabled{opacity:.45}.buttons #restart{flex-wrap:wrap;place-content:center;align-items:center;gap:2px 6px;display:flex}.button-label{white-space:nowrap}.category-heading{text-align:center;margin:0 0 14px;font-size:20px}.warmups{flex-wrap:wrap;justify-content:center;display:flex}.warmup{flex:220px;max-width:360px}.instructions p{white-space:pre-line}@media (width<=700px){.warmup{flex-basis:140px}.category-heading{font-size:18px}}.layout{display:none}body[data-page=exercise] .layout{display:grid}body[data-page=exercise] .exercise-category,body[data-page=exercise] #library-title{display:none}body[data-page=exercise] #back-library{display:inline-flex!important}#back-library,#back-library:visited{color:#b5442a;border-color:#d8d1c6;transition:border-color .16s}#back-library:hover,#back-library:active,#back-library:focus-visible{border-color:#b5442a}@media (width<=700px){.settings>.player-bottom{border-bottom:1px solid #d8d1c6;order:-1;margin-bottom:22px;padding-top:0;padding-bottom:22px}.settings>.player-bottom .turn-note:empty{display:none}}.demo{flex-direction:column;align-items:center;gap:10px;margin:16px 0 22px;display:flex}.demo[hidden]{display:none}.demo video{object-fit:cover;object-position:50% 66%;background:#f1ece4;border:2px solid #b5442a;border-radius:50%;width:148px;height:148px}.demo button{color:#b5442a;background:#faf7f2;border:1px solid #b5442a;border-radius:24px;min-height:44px;padding:10px 24px}.instruction-demo-row{border-top:1px solid #d8d1c6;align-items:flex-start;gap:20px;margin-bottom:22px;padding-top:16px;display:flex}.instruction-demo-row .instructions{border:0;flex:1;min-width:0;margin:0;padding:0}.instruction-demo-row .demo{flex:0 0 152px;gap:0;width:152px;margin:0 0 12px;position:relative}.instruction-demo-row .demo video{border:0;width:152px;height:152px;display:block}.instruction-demo-row .demo button{white-space:nowrap;color:#1c1b1a;background:#faf7f2;border:0;min-height:40px;padding:9px 14px;font-size:13px;font-weight:600;position:absolute;bottom:-9px;left:-8px;box-shadow:0 2px 6px #1c1b1a26}.demo #demo-error:empty{display:none}.demo #demo-error{width:100%;margin:22px 0 0;font-size:12px;line-height:1.4;position:absolute;top:100%;left:0}.demo:has(#demo-error:not(:empty)){margin-bottom:76px}@media (width<=400px){.instruction-demo-row{gap:12px}.instruction-demo-row .demo{flex-basis:124px;width:124px}.instruction-demo-row .demo video{width:124px;height:124px}.instruction-demo-row .demo button{padding:8px 10px;font-size:12px}}.library-heading{text-align:center;padding:32px 0 34px}.library-heading h1{margin:0 0 12px;font-size:clamp(32px,5vw,44px);line-height:1.35}.library-heading p{color:#77716a;letter-spacing:.06em;margin:0;font-size:14px}.exercise-category{margin:0 0 34px}.exercise-category:first-of-type{margin-top:0}.category-heading{text-align:left;align-items:center;gap:12px;margin:0 0 16px;font-size:21px;display:flex}.category-heading:after{content:"";background:#ded8cf;flex:1;height:1px;margin-left:8px}.category-index{letter-spacing:.1em;color:#a39a90;font:12px system-ui,sans-serif}.warmups{grid-template-columns:repeat(2,minmax(0,1fr));gap:18px;margin:0;display:grid}.warmup{background:#fcfaf6;border-radius:20px;width:100%;max-width:none;padding:22px 24px 16px;transition:border-color .18s,background-color .18s}.warmup .number{letter-spacing:.16em;color:#8e4938;margin-bottom:14px;font-size:12px}.warmup .exercise-title{text-wrap:balance;min-height:3em;font-size:21px}.warmup .practice-link{color:#b5442a;border-top:1px solid #e7e0d7;justify-content:space-between;align-items:center;width:100%;margin-top:18px;padding-top:13px;font-size:14px;font-weight:400;display:flex}.practice-link>span{font-size:20px;line-height:1}.warmup:hover,.warmup:active,.warmup:focus-visible{background:#faf7f2;border-color:#b5442a}@media (width<=700px){.library-heading{padding:26px 0 28px}.category-heading{font-size:19px}.warmups{gap:12px}.warmup{border-radius:17px;padding:18px 14px 14px}.warmup .exercise-title{font-size:18px}.warmup .number{font-size:12px}.exercise-category{margin-bottom:28px}}@media (width<=380px){.warmups{grid-template-columns:1fr}.warmup .exercise-title{min-height:0}.warmup .practice-link{margin-top:16px}}#practice-settings summary{cursor:pointer;margin-bottom:24px;font-size:18px;font-weight:600}#reset-settings{color:#b5442a;padding:10px 16px}.settings-note{color:#77716a;font-size:13px;line-height:1.6}@media (width<=700px){body[data-page=exercise] main{padding-bottom:245px}body[data-page=exercise] .settings .player-bottom{z-index:10;padding:10px 16px calc(10px + env(safe-area-inset-bottom));background:#faf7f2;border-top:1px solid #d8d1c6;border-bottom:0;margin:0;position:fixed;bottom:0;left:0;right:0;box-shadow:0 -4px 16px #1c1b1a08}.settings .buttons{grid-template-columns:repeat(3,minmax(0,1fr));gap:7px}.settings .buttons #repeat{grid-column:span 2}.settings .buttons button{min-height:42px;padding:8px 5px;font-size:13px}.settings .player-bottom>.turn{min-height:40px;margin-top:7px;font-size:14px;text-decoration:none}.settings .turn-note{min-height:0;margin:0 0 7px;font-size:12px}body[data-playing=true] .instruction-demo-row{display:none}body[data-playing=true] .player{min-height:320px}#practice-settings summary{margin-bottom:0}#practice-settings[open] summary{margin-bottom:22px}}.buttons{grid-template-columns:1fr 1fr!important}.buttons #repeat{grid-column:auto!important}.buttons #play{grid-area:1/1}.buttons #pause{grid-area:1/1;display:none}.buttons 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.layout>.settings{display:contents}body[data-page=exercise] .layout>.player{grid-row:1}body[data-page=exercise] .settings .player-bottom{order:initial;grid-row:2;margin:0;position:relative;inset:auto;background:#faf7f2!important;padding:4px 0 8px!important}body[data-page=exercise] #practice-settings{grid-row:3;padding:10px 0;transform:none}}.header-actions{align-items:center;gap:4px;display:flex}.brand #language-toggle{color:#5c5854;letter-spacing:.025em;background:0 0;border:1px solid #1c1b1a33;border-radius:50%;justify-content:center;align-items:center;width:44px;height:44px;min-height:44px;padding:0;font-size:14px;font-weight:500;text-decoration:none;display:inline-flex}.brand #language-toggle:hover{color:#1c1b1a;border-color:#1c1b1a}.home-menu{position:relative}.home-menu summary{cursor:pointer;color:#1c1b1a;border-radius:50%;justify-content:center;align-items:center;width:44px;height:44px;list-style:none;display:flex}.home-menu summary::-webkit-details-marker{display:none}.home-menu summary:hover,.home-menu[open] summary{background:#f1ece4}.home-menu nav{z-index:50;background:#faf7f2;border:1px solid #d8d1c6;border-radius:14px;min-width:180px;padding:8px;position:absolute;top:52px;right:0;box-shadow:0 8px 24px #1c1b1a14}.home-menu nav a{white-space:nowrap;color:#5c5854;align-items:center;min-height:44px;padding:8px 14px;font-size:14px;text-decoration:none;display:flex}.home-menu nav a:hover{background:#f1ece4;border-radius:8px}}:root{--vl-paper:#faf7f2;--vl-paper-2:#f1ece4;--vl-ink:#1c1b1a;--vl-ink-2:#5c5854;--vl-line:#d8d1c6;--vl-accent:#b5442a;--vl-accent-hover:#9c3a24;--vl-accent-active:#83301e;--vl-on-accent:#fff;--vl-font-display:var(--font-noto-serif-sc), "Noto Serif SC", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", serif;--vl-font-body:system-ui, -apple-system, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;--vl-title-size:35.7px;--vl-subheading-size:25.5px;--vl-control-size:14.875px;--vl-control-height:46.75px;--vl-control-large:59.5px;--vl-nav-height:59.5px;--vl-wordmark-size:22.1px;--vl-pill:9999px}@media (width>=640px){:root{--vl-title-size:42.5px}}@media (width>=768px){:root{--vl-title-size:55.25px;--vl-nav-height:68px;--vl-wordmark-size:23.8px}}.vl-page-title,.vl-subheading{font-family:var(--vl-font-display);color:var(--vl-ink);text-wrap:balance;font-weight:600}.vl-page-title{font-size:var(--vl-title-size);letter-spacing:.04em;line-height:1.15}.vl-page-title>span:not(.kicker){line-height:inherit}.vl-subheading{font-size:var(--vl-subheading-size);line-height:1.25}.vl-button{box-sizing:border-box;min-height:var(--vl-control-height);border-radius:var(--vl-pill);font:500 17px/1.5 var(--vl-font-body);text-align:center;white-space:nowrap;cursor:pointer;touch-action:manipulation;border:1px solid #0000;justify-content:center;align-items:center;padding:10.625px 25.5px;text-decoration:none;transition:color .22s,background-color .22s,border-color .22s,transform .22s,box-shadow .22s;display:inline-flex}.vl-button--compact{font-size:var(--vl-control-size);padding:8px 17px}.vl-button--lg{min-height:var(--vl-control-large);padding:12.75px 38.25px;font-size:19.125px;font-weight:600}.vl-button--primary{background:var(--vl-accent);color:var(--vl-on-accent)}.vl-button--primary:hover:not(:disabled){background:var(--vl-accent-hover);transform:translateY(-2px);box-shadow:0 12px 24px -10px #b5442a8c}.vl-button--primary:active:not(:disabled){background:var(--vl-accent-active);box-shadow:none;transform:scale(.98)}.vl-button--secondary{border-color:var(--vl-ink);color:var(--vl-ink);background:0 0}.vl-button--secondary:hover:not(:disabled){background:var(--vl-ink);color:var(--vl-paper)}.vl-button--quiet{border-color:color-mix(in srgb, var(--vl-ink) 20%, transparent);color:var(--vl-ink-2);background:0 0}.vl-button--quiet:hover:not(:disabled){border-color:var(--vl-ink);color:var(--vl-ink)}.vl-button--text{color:var(--vl-accent);background:0 0}.vl-button--text:hover:not(:disabled){color:var(--vl-accent-hover);text-underline-offset:4px;text-decoration:underline}.vl-button:disabled{opacity:.5;cursor:not-allowed}.vl-button:focus-visible{outline:2px solid var(--vl-accent);outline-offset:3px}.vl-button[hidden]{display:none}@media (prefers-reduced-motion:reduce){.vl-button{transition:none}.vl-button:hover:not(:disabled),.vl-button:active:not(:disabled){transform:none}}#warm-up{color:var(--vl-ink);font-family:var(--vl-font-body)}#warm-up .library-heading h1{font-size:var(--vl-title-size);line-height:1.15}#warm-up .category-heading{font-size:var(--vl-subheading-size);letter-spacing:0}#warm-up .exercise-heading{letter-spacing:0;font-size:var(--vl-subheading-size)!important}#warm-up .exercise-title{font-family:var(--vl-font-display)}#warm-up .category-index,#warm-up .exercise-heading .number{font-family:var(--vl-font-body)}#warm-up .vl-button{width:auto;min-height:var(--vl-control-height);font-size:var(--vl-control-size)}#warm-up #play,#warm-up #pause{width:var(--vl-control-large);height:var(--vl-control-large);min-height:var(--vl-control-large);border-radius:50%;justify-self:center;padding:0;font-size:20px}#warm-up #pause,body[data-playing=true] #warm-up #play{display:none}body[data-playing=true] #warm-up #pause{display:inline-flex}#warm-up #repeat,#warm-up #descend{white-space:normal;padding-inline:4px}#warm-up #reset-settings{padding-inline:0}#warm-up #demo-toggle{background:var(--vl-paper);padding-inline:14px;position:absolute;bottom:-9px;left:-8px}#warm-up #demo-toggle:hover{background:var(--vl-ink)}#warm-up #return-practice{margin-bottom:18px}#warm-up :focus-visible{outline:2px solid var(--vl-accent);outline-offset:3px}