@import url('https://fonts.googleapis.com/css2?family=DM+Sans:wght@400;450;500;600;650;700&family=Manrope:wght@400;500;600;650;700;750;800&display=swap');
#account-nav{display:flex;gap:4px;align-items:center;flex-wrap:wrap}#user-name{font-size:12px;color:var(--muted);max-width:140px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}header{flex-wrap:wrap;gap:12px}#account-gate{max-width:500px;margin:65px auto;padding:0 20px}.login-card{padding:32px;border:1px solid var(--line);border-radius:16px;background:white}.login-card h1{font-size:29px;letter-spacing:-1px}.login-card input,.add-person input,.profile-edit input{width:100%;min-height:43px;border:1px solid var(--line);border-radius:7px;padding:10px;font:inherit;font-size:13px}.login-card .primary{margin:16px 0}.login-footer{font-size:11px;color:var(--muted);border-top:1px solid var(--line);padding-top:17px;margin-bottom:0}#login-message{margin-top:17px}#account-panel{padding:28px 30px;border:1px solid var(--line);border-radius:16px;background:#fff}.panel-heading{display:flex;justify-content:space-between;gap:15px;align-items:center;margin-bottom:24px}.panel-heading h2{font-size:23px;margin:0}.progress-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:15px;margin-bottom:30px}.progress-stats>div{border:1px solid var(--line);background:#f5f8f0;border-radius:10px;padding:20px}.progress-stats strong{display:block;font-family:Manrope,sans-serif;font-size:29px;margin-bottom:7px}.progress-stats span{font-size:12px;color:var(--muted)}.progress-columns{display:grid;grid-template-columns:1fr 1fr;gap:45px;margin-bottom:25px}.progress-columns h3,.profile-edit h3,.recent-title{font-size:17px;font-weight:600}.skill-line{display:grid;grid-template-columns:1fr auto;gap:10px;margin:17px 0;font-size:12px}.skill-line progress{grid-column:1/-1;width:100%;height:8px;accent-color:var(--green)}.recent-title{margin-top:30px}.table-scroll{overflow:auto}.empty-progress{font-size:14px;color:var(--muted);padding:30px 0;line-height:1.8}.profile-edit{border-top:1px solid var(--line);padding-top:25px;margin-top:30px}.profile-edit form{max-width:420px}.profile-edit button{margin:12px 12px 0 0}#profile-message{font-size:12px}.add-person{display:grid;grid-template-columns:2fr 1.3fr 1fr auto;align-items:end;gap:12px;padding:20px;background:#f4f7f1;border-radius:10px}.add-person .primary{height:43px}.people-list{margin:20px 0}.person-row{display:grid;grid-template-columns:minmax(200px,1fr) 140px 95px 110px;gap:14px;align-items:center;padding:17px 0;border-bottom:1px solid var(--line)}.person-row>div strong{display:block;font-size:13px}.person-row>div span{display:block;font-size:11px;color:var(--muted);margin-top:5px;overflow-wrap:anywhere}.person-row label{margin:0}.person-message{grid-column:1/-1;font-size:11px;color:var(--muted)}.person-message:empty{display:none}.sr-only{position:absolute;width:1px;height:1px;padding:0;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}#account-notice{font-size:12px;margin:0 0 18px;color:var(--muted);min-height:0}#account-notice:empty{display:none}#account-notice.error{color:#943f24;background:#fff3e5;padding:10px 14px;border-radius:8px}#preferences-status{margin-bottom:16px}.person-row:has(input:not(:checked)){opacity:.7}@media(max-width:760px){#account-nav{width:100%;border-top:1px solid var(--line);padding-top:10px}#account-panel{padding:22px 17px}.progress-stats{gap:8px}.progress-stats>div{padding:13px}.progress-stats strong{font-size:24px}.progress-stats span{font-size:10px}.progress-columns{grid-template-columns:1fr;gap:15px}.add-person{grid-template-columns:1fr}.person-row{grid-template-columns:1fr 1fr}.person-row>div{grid-column:1/-1}.person-row .save-person{grid-column:1/-1}.panel-heading{align-items:flex-start;flex-direction:column}.login-card{padding:25px}#preferences-status{grid-column:1/-1}#account-gate{margin-top:35px}}
:root{font-family:'DM Sans',sans-serif;color:#192c28;background:#f4f6f3;font-synthesis:none;--green:#163e32;--muted:#62736c;--line:#dbe2db;--lime:#d8eea0}*{box-sizing:border-box}body{margin:0}button,input,select{font:inherit}button,select{cursor:pointer}button{transition:background .15s,transform .15s}button:hover:not(:disabled){filter:brightness(.94)}button:active:not(:disabled){transform:translateY(1px)}button:disabled{cursor:default;opacity:.45}button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible,summary:focus-visible{outline:3px solid #749339;outline-offset:3px}[hidden]{display:none!important}header{max-width:1320px;padding:16px 24px;display:flex;align-items:center;justify-content:space-between;margin:auto;border-bottom:1px solid var(--line)}.brand{text-decoration:none;color:var(--green);font-family:Manrope,sans-serif;font-size:27px;font-weight:800;display:flex;align-items:center;gap:10px;letter-spacing:-1px}.brand-mark{font-size:32px;width:36px;height:38px;background:var(--green);color:var(--lime);border-radius:9px;display:grid;place-content:center}.brand-sub{font-family:'DM Sans',sans-serif;font-size:10px;font-weight:600;letter-spacing:1.6px;margin-left:17px;padding-left:23px;border-left:1px solid var(--line)}.text-button{border:0;background:none;font-size:13px;color:var(--green);padding:10px}main{max-width:1240px;margin:auto;padding:20px 24px 0}.eyebrow{font-size:10px;letter-spacing:1.8px;font-weight:700;margin:0 0 15px;color:var(--muted)}h1,h2,h3,p{margin-top:0}h1{font-family:Manrope,sans-serif;font-size:38px;letter-spacing:-1.7px;font-weight:650;margin-bottom:12px}.session{background:transparent;white-space:nowrap;font-size:12px;color:var(--muted);padding:9px 13px;border:1px solid var(--line);border-radius:30px}.workspace{display:grid;grid-template-columns:275px minmax(0,1fr);gap:26px;align-items:start}.practice-panel{background:#fff;border:1px solid var(--line);border-radius:16px;padding:26px 23px}.practice-panel h2{font-size:18px;font-weight:650;margin-bottom:27px;letter-spacing:-.5px}label{font-size:12px;font-weight:600;display:block;margin-bottom:9px}select,input[type=text]{width:100%;min-height:43px;border:1px solid var(--line);border-radius:7px;padding:10px 11px;background:#fff;color:#243930;font-size:12px}select{padding-right:22px}.practice-panel select{margin-bottom:22px}input[type=range]{width:100%;accent-color:var(--green);margin:5px 0 23px}output{float:right;color:var(--muted);font-weight:400}.check-label{display:flex;gap:9px;align-items:center;margin:0 0 24px;font-weight:400}input[type=checkbox]{accent-color:var(--green);height:16px;width:16px}.primary{display:flex;align-items:center;justify-content:space-between;background:var(--green);color:#fff;border:none;border-radius:8px;padding:14px 18px;font-size:13px;font-weight:600;width:100%}.settings-note{font-size:11px;text-align:center;color:var(--muted);line-height:1.6;margin:12px 0 24px}.reference{border-top:1px solid var(--line);padding-top:23px}.reference .eyebrow{font-size:9px;margin-bottom:10px}.reference button{border:1px solid var(--line);border-radius:6px;background:#f7f9f5;color:var(--green);padding:9px 12px;width:100%;font-size:12px}.reference p:last-child{font-size:11px;color:var(--muted);line-height:1.6;margin:10px 0 0}.quiz-panel{border:1px solid var(--line);border-radius:16px;background:#fff;overflow:hidden}.player{background:#16392f;color:#fff;padding:29px 32px 26px}.player-top{display:flex;justify-content:space-between;align-items:center;margin-bottom:26px;gap:10px}.eyebrow.light{color:#bfcea4;margin:0}.player-top>span:last-child{font-size:10px;color:#d0dacd}.player h2{font-family:Manrope,sans-serif;font-weight:500;font-size:28px;letter-spacing:-.7px;margin-bottom:8px}.player>p{font-size:12px;color:#c1cec5}.bars{display:grid;grid-template-columns:repeat(4,1fr);gap:10px;margin:28px 0 24px}.bars>div{background:#22483b;border:1px solid #46634c;border-radius:8px;padding:12px 13px;min-height:54px;position:relative;overflow:hidden}.bars span{font-size:11px;color:#c9d9c4;position:relative;z-index:1}.bars i{position:absolute;bottom:0;left:0;height:3px;background:#cde699;width:0}.bars .active{background:#355442;border-color:#c5da9d}.bars .active i{width:100%}.transport{display:flex;justify-content:space-between;align-items:center;gap:12px}.transport button{border:0;background:var(--lime);color:#1d382b;padding:12px 19px;border-radius:7px;font-size:12px;font-weight:650;min-width:170px}.transport>span{font-size:10px;color:#b3c7b8}.exercise{padding:30px 32px}.exercise h2{font-family:Manrope,sans-serif;font-size:21px;font-weight:650;letter-spacing:-.5px;margin-bottom:13px}.steps-preview{list-style:none;padding:0;margin:25px 0 0;display:grid;gap:23px}.steps-preview li{display:flex;gap:15px;align-items:flex-start}.steps-preview li>span{background:#edf2e8;border:1px solid #dfe8d7;width:29px;height:29px;border-radius:50%;display:grid;place-content:center;font-size:11px}.steps-preview strong{font-size:13px;font-weight:600}.steps-preview p{font-size:12px;color:var(--muted);margin:5px 0 0;line-height:1.6}footer{display:flex;justify-content:space-between;padding:26px 0;color:#7a887f;font-size:10px;gap:15px}.guide{border:1px solid var(--line);background:#fff;border-radius:12px;margin-bottom:24px;padding:25px;line-height:1.7;font-size:13px}.guide h2{font-size:20px}.guide p{max-width:850px}.guide a{color:var(--green)}.stage-tabs{display:flex;gap:7px;margin-bottom:26px;border-bottom:1px solid var(--line);padding-bottom:17px;flex-wrap:wrap}.stage-tabs button{border:0;background:#f0f3ef;border-radius:20px;padding:7px 12px;font-size:11px;color:#62736c}.stage-tabs button.current{background:var(--green);color:white}.stage-tabs button.done{background:#e6eddc;color:var(--green)}.helper{font-size:12px;color:var(--muted);line-height:1.7;margin-bottom:22px}.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:17px}.field{margin-bottom:19px}.field input,.field select{font-size:13px}.field small{display:block;font-size:11px;color:var(--muted);line-height:1.6;margin-top:7px}.actions{display:flex;justify-content:space-between;gap:12px;margin-top:26px;align-items:center}.actions .primary{width:auto;min-width:155px;gap:20px}.secondary{padding:11px 14px;border-radius:7px;background:#fff;border:1px solid var(--line);color:var(--green);font-size:12px}.chord-row{display:grid;grid-template-columns:27px 1fr 1fr;gap:10px;margin:12px 0;align-items:center}.chord-row>span{color:var(--muted);font-size:11px}.chord-row .tones{grid-column:2/4}.chord-head{display:grid;grid-template-columns:27px 1fr 1fr;gap:10px;font-size:10px;color:var(--muted)}.feedback{padding:14px 16px;border:1px solid #d7e1c9;background:#f3f7ec;border-radius:8px;margin-top:20px;font-size:12px;line-height:1.7}.feedback h3{font-size:14px;margin-bottom:6px}.feedback p{margin-bottom:7px}.feedback p:last-child{margin-bottom:0}.feedback.needs-work{background:#fff8ee;border-color:#eddbc0}.answer-table{width:100%;border-collapse:collapse;margin:20px 0;font-size:12px}.answer-table td,.answer-table th{padding:12px 7px;text-align:left;border-bottom:1px solid var(--line)}.answer-table th{color:var(--muted);font-size:10px;font-weight:500}.answer-table button{font-size:12px;color:var(--green);border:0;background:#edf3e7;border-radius:5px;padding:6px 10px}.result-key{display:flex;flex-wrap:wrap;gap:7px;margin:16px 0 25px}.note{padding:8px 13px;border-radius:6px;border:1px solid var(--line);font-size:13px}.score{background:var(--lime);color:var(--green);border-radius:30px;padding:6px 11px;font-size:11px;display:inline-block}.error{color:#943f24;font-size:12px}.learn-note{border-left:3px solid #adc878;padding-left:15px;font-size:12px;line-height:1.7;color:#4c6157}.listen-one{margin-top:16px;display:flex;gap:6px;align-items:center;flex-wrap:wrap}.listen-one>span{font-size:10px;color:#bad0bf;margin-right:5px}.listen-one button{border:1px solid #637b63;background:transparent;color:#e3eadb;border-radius:5px;padding:5px 10px;font-size:11px}@media(min-width:1100px){.player{padding:32px 38px}.exercise{padding:30px 38px}}@media(max-width:760px){header{padding:14px 17px}.brand-sub{display:none}main{padding:16px 17px 0}h1{font-size:30px}.workspace{grid-template-columns:1fr;gap:18px}.practice-panel{padding:20px;display:grid;grid-template-columns:1fr 1fr;gap:0 15px}.practice-panel>.eyebrow,.practice-panel>h2,.practice-panel>.primary,.practice-panel>.settings-note,.practice-panel>.reference,.practice-panel>.check-label{grid-column:1/-1}.practice-panel>label:not(.check-label){grid-column:1}.practice-panel>select,.practice-panel>input[type=range]{grid-column:2;margin:0 0 15px}.practice-panel>label:not(.check-label){align-self:center;margin:0 0 15px}.practice-panel h2{margin-bottom:18px}.reference{display:none}.settings-note{margin-bottom:0}.player,.exercise{padding:25px 20px}.player h2{font-size:24px}.transport{align-items:flex-start;flex-direction:column}.bars{gap:7px}.bars>div{padding:10px}.form-grid{grid-template-columns:1fr}.actions{flex-wrap:wrap}footer{flex-direction:column;gap:7px}.answer-table td,.answer-table th{padding:10px 4px}.player-top{margin-bottom:20px}}@media(prefers-reduced-motion:reduce){*{transition:none!important}}