:root{--bg:#f5f3ed;--paper:#fffefb;--ink:#313c36;--muted:#788078;--line:#e3e5db;--accent:#9e543e;--accent-dark:#84442f;--soft:#efe0d7;--sage:#e4eadf;--green:#5a715c;font-family:-apple-system,BlinkMacSystemFont,"Noto Sans TC","PingFang TC","Microsoft JhengHei",sans-serif;color:var(--ink);background:var(--bg);font-synthesis:none}*{box-sizing:border-box}body{margin:0}button,input,select{font:inherit;color:inherit}button,select,input[type=checkbox],input[type=range]{cursor:pointer}button{transition:background .15s,transform .15s}button:active{transform:translateY(1px)}button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible{outline:3px solid #bd866c;outline-offset:3px}button:disabled{cursor:default;opacity:.5}button{border:0}input[type=range]{accent-color:var(--accent);height:20px;min-width:0}input[type=number],select{border:1px solid var(--line);border-radius:7px;background:var(--paper);padding:9px}input[type=number]{width:72px;text-align:center}input[type=checkbox]{accent-color:var(--accent)}[hidden]{display:none!important}.topbar{height:92px;display:flex;align-items:center;justify-content:space-between;padding:0 44px;border-bottom:1px solid var(--line);background:var(--paper)}.brand{display:flex;align-items:center;gap:12px;text-decoration:none;color:var(--ink);font-family:Georgia,serif;font-size:26px;letter-spacing:-.7px}.brand svg{width:38px;height:38px;color:var(--accent)}.brand small{font:500 14px -apple-system,sans-serif;letter-spacing:2px;margin-left:13px;padding-left:16px;border-left:1px solid var(--line)}.private{display:flex;align-items:center;gap:8px;font-size:12px;border:1px solid var(--line);border-radius:30px;padding:8px 13px;letter-spacing:1px;color:var(--muted)}.private i{width:6px;height:6px;background:#849378;border-radius:50%}.workspace{display:grid;grid-template-columns:290px minmax(0,1fr);max-width:1536px;margin:auto;min-height:calc(100vh - 92px)}.library{border-right:1px solid var(--line);padding:37px 24px;display:flex;flex-direction:column}.eyebrow{font-size:10px;font-weight:600;letter-spacing:2px;color:var(--muted);margin:0 0 10px}h1{font-size:23px;font-weight:550;letter-spacing:1px;margin:0 0 27px}.search{display:flex;align-items:center;gap:9px;background:var(--paper);border:1px solid var(--line);border-radius:8px;padding:10px 13px}.search span{font-size:24px;line-height:20px;color:var(--muted)}.search input{background:none;border:0;width:100%;outline:none;font-size:13px}.filters{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin:18px 0 30px}.filters label{min-width:0}.filters label>span{display:block;color:var(--muted);font-size:11px;margin:0 0 7px}.filters select{width:100%;font-size:12px;padding:9px 4px}.list-top{display:flex;justify-content:space-between;font-size:11px;color:var(--muted);margin-bottom:12px;letter-spacing:1px}.songs{display:flex;flex-direction:column;gap:8px}.song{display:flex;width:100%;text-align:left;gap:13px;align-items:center;padding:16px 12px;border-radius:9px;background:transparent;border:1px solid transparent}.song:hover{background:#eeeee6}.song.active{background:var(--paper);border-color:#dac5b6;box-shadow:0 4px 12px #413b2d05}.song-number{font-size:13px;font-family:Georgia,serif;color:#9b9c8f}.song.active .song-number{color:var(--accent)}.song strong{font-weight:550;font-size:14px;display:block;margin-bottom:7px}.song small{color:var(--muted);font-size:10px}.song .song-arrow{margin-left:auto;color:var(--accent);font-size:12px}.library-foot{font-size:12px;line-height:1.9;margin: auto 0 0;padding-top:54px;color:#747f72}.library-foot span{font-size:10px;color:#92988e}main{padding:34px 44px 25px;min-width:0;max-width:1180px;width:100%;margin:auto}.notice{font-size:11px;color:#826f57;padding:10px 13px;border:1px solid #e7dfcf;border-radius:6px;background:#f4eddf;margin-bottom:24px}.song-intro{display:flex;justify-content:space-between;align-items:center;margin-bottom:29px}.song-intro .eyebrow{color:var(--accent);font-size:10px}h2{font-size:34px;letter-spacing:1px;font-weight:550;line-height:1.35;margin:11px 0 15px}.song-meta{display:flex;flex-wrap:wrap;gap:10px;color:var(--muted);font-size:12px}.song-meta span+span{border-left:1px solid #d2d7ca;padding-left:10px}.decor{font:68px Georgia,serif;transform:rotate(-10deg);color:#b1baa3;padding:0 23px}.decor span{font-size:29px;display:inline-block;transform:translate(5px,-17px) rotate(28deg);color:#d4baa3}.card{background:var(--paper);border:1px solid var(--line);border-radius:12px;box-shadow:0 4px 8px #34362702}.transport{padding:24px 26px;margin-bottom:20px}.transport-top{display:flex;justify-content:space-between;align-items:center}.now>div{display:flex;align-items:baseline;gap:10px}.now strong{font-family:Georgia,serif;font-size:52px;font-weight:400;letter-spacing:-2px;line-height:1.2}.now span{font-size:11px;color:var(--muted)}.now b{font-weight:400;margin-left:6px;color:var(--ink)}.beat-area{text-align:right;font-size:11px;color:var(--muted)}.beat-dots{display:flex;justify-content:flex-end;gap:8px;margin-bottom:12px}.beat-dots i{width:9px;height:9px;border-radius:50%;background:#e8eade}.beat-dots i.active{background:var(--accent);box-shadow:0 0 0 4px #f2e6dd}.progress{height:4px;background:#eeeee7;border-radius:8px;margin:22px 0}.progress>div{height:100%;width:0;background:var(--accent);border-radius:8px}.transport-bottom{display:flex;justify-content:space-between;align-items:center;gap:20px}.buttons{display:flex;gap:10px}.primary,.secondary{border-radius:7px;padding:13px 19px;font-size:13px;min-height:44px;letter-spacing:.5px}.primary{background:var(--accent);color:#fff;min-width:145px}.primary:hover{background:var(--accent-dark)}.primary span,.secondary span{font-size:10px;margin-right:6px}.secondary{background:#eeeFE8}.secondary:hover{background:#e2e5db}.toggles{display:flex;gap:22px}.switch-label{display:flex;align-items:center;gap:8px;font-size:12px;cursor:pointer;position:relative;white-space:nowrap;min-height:30px}.switch-label input{position:absolute;opacity:0;width:32px;height:30px;left:0;margin:0}.switch{width:29px;height:17px;border-radius:15px;display:inline-block;position:relative;background:#d9ddd2;flex-shrink:0;pointer-events:none}.switch:after{content:'';width:11px;height:11px;position:absolute;left:3px;top:3px;border-radius:50%;background:white;transition:transform .2s}.switch-label input:checked+.switch{background:var(--green)}.switch-label input:checked+.switch:after{transform:translateX(12px)}.switch-label input:focus-visible+.switch{outline:3px solid #bd866c;outline-offset:3px}.segment{padding:23px 26px;margin-bottom:20px}.card-heading{display:flex;justify-content:space-between;align-items:center;gap:16px;margin-bottom:18px}h3{font-size:15px;letter-spacing:.6px;font-weight:600;margin:0}.range-controls{display:flex;gap:18px;align-items:center;font-size:12px;flex-wrap:wrap}.range-controls input{padding:7px;width:57px;margin:0 5px}.loop-range{display:flex;gap:4px;align-items:center;color:var(--muted)}.text-button{padding:7px 0;background:none;color:var(--accent);font-size:11px;min-height:30px}.range-controls>.text-button{margin-left:auto}.measure-heading{display:flex;justify-content:space-between;color:var(--muted);font-size:10px;margin:25px 0 11px}.measures{display:flex;overflow-x:auto;gap:7px;padding:2px 2px 12px;scrollbar-color:#d3d6cb transparent;scrollbar-width:thin}.measure{height:64px;min-width:68px;border:1px solid #e1e5d9;background:#f7f8f2;border-radius:6px;text-align:left;padding:8px 9px;position:relative;color:#7c8679}.measure .num{font:12px Georgia,serif}.measure.active{border:1px solid var(--accent);background:#f3e8dd;color:var(--accent);box-shadow:0 0 0 1px #9e543e22}.measure.in-loop{background:#edf0e6;border-color:#b8c3a9}.measure.active.in-loop{border-color:var(--accent);background:#f3e8dd}.mini-notes{height:19px;display:flex;align-items:flex-end;gap:3px;margin-top:8px}.mini-notes i{width:4px;border-radius:1px;background:currentColor;opacity:.45}.settings-grid{display:grid;grid-template-columns:1fr 1.15fr;gap:20px}.settings-grid .card{padding:22px 25px}.tempo-value{display:flex;align-items:baseline;gap:7px;margin:8px 0 18px}.tempo-value input{width:92px;font-size:34px;background:none;border:0;border-bottom:1px solid var(--line);text-align:left;padding:0 0 4px;font-family:Georgia,serif}.tempo-value span{font-size:11px;color:var(--muted);letter-spacing:1px}.tempo-value small{margin-left:auto;font-size:12px;color:var(--accent)}.tempo>input{width:100%;margin:0}.range-labels{display:flex;justify-content:space-between;font-size:9px;color:var(--muted);margin-top:7px}.mix-row{display:grid;grid-template-columns:140px 1fr 32px;align-items:center;gap:12px;margin:17px 0}.mix-row small{display:block;font-size:9px;color:var(--muted);margin-top:5px}.mix-row output{font-size:10px;text-align:right;color:var(--muted)}.mix-row input[type=range]{width:100%}.mix-note{font-size:9px;color:var(--muted);margin:22px 0 0}.practice-foot{display:flex;justify-content:space-between;gap:15px;font-size:10px;line-height:1.8;color:#91988d;margin-top:20px}.error{background:#fff1e8;color:#9e3e2f;padding:18px;border-radius:8px;margin-bottom:20px}.empty{text-align:center;color:var(--muted);padding:40px}.no-results{font-size:12px;color:var(--muted);padding:20px 0}.loading{opacity:.6;pointer-events:none}@media(min-width:1400px){main{padding-top:42px}.library{padding-left:30px;padding-right:30px}.workspace{grid-template-columns:310px minmax(0,1fr)}}@media(max-width:1100px){.topbar{padding:0 25px}.workspace{grid-template-columns:245px minmax(0,1fr)}.library{padding:30px 18px}main{padding:28px 25px}.transport-bottom{flex-wrap:wrap}.toggles{gap:22px}.settings-grid{grid-template-columns:1fr}.mix-row{grid-template-columns:150px 1fr 35px}.tempo-value{margin-bottom:12px}.practice-foot{flex-direction:column;gap:2px}.decor{padding:0 3px;font-size:52px}h2{font-size:28px}.range-controls{gap:12px}}@media(max-width:720px){.topbar{height:76px;padding:0 20px}.brand{font-size:23px}.brand small{font-size:11px;letter-spacing:1px;margin-left:8px;padding-left:9px}.brand svg{width:30px}.private{font-size:9px;padding:7px 8px}.workspace{display:block}.library{border-right:0;border-bottom:1px solid var(--line);padding:23px 20px}.section-title{display:flex;gap:15px;align-items:baseline}.section-title .eyebrow{font-size:8px}h1{font-size:18px;margin-bottom:17px}.filters{margin:12px 0 17px}.filters label>span,.list-top,.library-foot{display:none}.songs{flex-direction:row;overflow-x:auto;gap:9px}.song{min-width:190px;width:auto;flex-shrink:0;padding:12px}.song strong{font-size:12px}.song small{font-size:9px}.song-number{font-size:12px}main{padding:23px 20px}.notice{margin-bottom:24px}.song-intro{margin-bottom:22px}h2{font-size:27px}.transport,.segment,.settings-grid .card{padding:21px 20px}.transport-bottom{gap:18px}.toggles{width:100%;justify-content:space-between}.buttons{width:100%}.buttons .primary{flex:1}.buttons .secondary{min-width:95px}.range-controls{font-size:11px;gap:12px}.range-controls>.text-button{margin-left:0}.range-controls input{width:48px}.card-heading{gap:10px}.card-heading .switch-label{font-size:11px}.mix-row{grid-template-columns:126px 1fr 30px;gap:9px}.progress{margin:20px 0}.now strong{font-size:46px}}

/* Compact practice strip and day-based course library. */
.filters{grid-template-columns:1fr;gap:12px}.filters label:last-child{display:flex;align-items:center;gap:14px}.filters label:last-child>span{margin:0;white-space:nowrap}.filters select{padding:10px;font-size:12px}.song-number{font-family:inherit;font-size:10px;font-weight:600;white-space:nowrap;border-radius:5px;background:#e9ebe2;padding:7px 5px;min-width:41px;text-align:center}.song.active .song-number{background:#f1e1d5}.song{gap:10px;padding:14px 10px}.song strong{font-size:13px}.list-top{letter-spacing:0}.compact-controls{display:flex;align-items:center;gap:17px;padding:13px 19px;min-width:0}.compact-tempo{display:flex;align-items:center;gap:7px;flex:1.25;min-width:0}.compact-tempo>label{font-size:12px;white-space:nowrap}.compact-tempo input[type=number]{width:56px;padding:5px 3px;font-size:15px;min-height:32px}.compact-tempo input[type=range]{flex:1;width:60px;max-width:95px}.compact-tempo .unit{font-size:9px;color:var(--muted)}.compact-controls .text-button{font-size:10px;white-space:nowrap;min-height:32px}.compact-part{display:flex;align-items:center;gap:8px;flex:1;min-width:0;border-left:1px solid var(--line);padding-left:16px}.compact-part .switch-label{font-size:11px;gap:7px}.compact-part input[type=range]{flex:1;width:50px;min-width:35px}.compact-part output{font-size:9px;min-width:26px;text-align:right;color:var(--muted)}.primary,.secondary{padding:10px 16px;min-height:40px}.primary{min-width:132px}.transport{padding-top:21px;padding-bottom:21px}.segment{padding-top:20px;padding-bottom:18px}.song-intro{margin-bottom:23px}.practice-foot{font-size:9px}
@media(min-width:721px) and (max-width:1100px){.workspace{grid-template-columns:210px minmax(0,1fr)}.library{padding:28px 14px}main{padding:27px 19px}.compact-controls{gap:9px;padding:12px}.compact-tempo{flex:1}.compact-tempo input[type=range]{display:none}.compact-part{padding-left:8px;gap:5px}.compact-part input[type=range]{min-width:30px;width:34px}.compact-part output{min-width:23px;font-size:8px}.compact-part .switch-label{gap:5px;font-size:10px}.compact-controls>.text-button{font-size:9px}.compact-tempo>label{font-size:10px}.compact-tempo .unit{display:none}.compact-tempo input[type=number]{width:43px;font-size:13px}}
@media(max-width:720px){.filters{grid-template-columns:1.4fr 1fr;gap:10px}.filters label:last-child{display:block}.filters label:last-child>span{display:none}.filters select{font-size:11px}.song{min-width:190px}.compact-controls{gap:9px;padding:12px;flex-wrap:wrap}.compact-tempo{flex:1 0 100%;border-bottom:1px solid var(--line);padding-bottom:9px}.compact-tempo input[type=range]{max-width:none;width:auto}.compact-part{border-left:0;padding-left:0}.compact-part+.compact-part{border-left:1px solid var(--line);padding-left:10px}.compact-controls>.text-button{margin-left:4px}.compact-part input[type=range]{min-width:30px}.compact-part .switch-label{font-size:10px}.compact-part output{font-size:8px}}

main{margin:0 auto;align-self:start}

/* Full-width mixer rows keep touch volume controls easy to adjust. */
.compact-controls{display:grid;grid-template-columns:minmax(0,1fr);gap:0;padding:12px 20px}
.compact-tempo{border-bottom:1px solid var(--line);padding:0 0 12px;min-height:44px}
.compact-tempo input[type=range]{display:block;max-width:none;min-width:0}
.compact-part,.compact-part+.compact-part{display:grid;grid-template-columns:120px minmax(0,1fr) 44px;gap:12px;border-left:0;border-bottom:1px solid var(--line);padding:4px 0}
.compact-part .switch-label{font-size:13px;gap:8px;min-height:44px}
.compact-part input[type=range]{width:100%;min-width:0;height:44px;margin:0}
.compact-part output{font-size:12px;font-variant-numeric:tabular-nums;min-width:0}
.compact-controls>.text-button{justify-self:end;margin:6px 0 0;min-height:44px;font-size:12px}
@media(max-width:720px){
.compact-controls{padding:12px 16px}
.compact-part,.compact-part+.compact-part{grid-template-columns:94px minmax(0,1fr) 32px;gap:8px;padding:2px 0}
.compact-part .switch-label{grid-column:1;min-height:44px;font-size:12px;gap:6px}
.compact-part input[type=range]{grid-column:2;min-height:44px}
.compact-part output{grid-column:3;font-size:11px}
}

/* Compact day / title / difficulty song tiles. */
.songs{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:8px}
.song{display:flex;flex-direction:column;align-items:center;justify-content:space-between;gap:8px;width:100%;min-width:0;padding:12px 7px;text-align:center;background:#eeeee680;border:1px solid var(--line)}
.song .song-number{background:none;padding:0;min-width:0;font-size:11px}
.song.active .song-number{background:none}
.song strong{font-size:13px;line-height:1.4;margin:0;min-height:2.8em;display:flex;align-items:center;justify-content:center;width:100%;overflow-wrap:anywhere}
.song small{font-size:11px;line-height:1.4;white-space:nowrap;letter-spacing:1px}
.songs>.no-results{grid-column:1 / -1}
@media(max-width:720px){.songs{grid-template-columns:none;grid-auto-flow:column;grid-auto-columns:calc((100% - 16px)/3);overflow-x:auto;align-items:stretch;padding-bottom:4px}.song{min-width:0;width:100%;padding:10px 6px}.songs>.no-results{grid-column:auto;width:max-content;max-width:calc(100vw - 40px)}}