/* Fartguitar v2: bright surfaces, cool gradients, one clear action at a time. */
:root{color-scheme:light;--bg:#f5f8ff;--panel:#fff;--line:#e3e8f2;--text:#253148;--muted:#66728a;--accent:#5267c8;--green:#356f77;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;font-size:16px}
*{box-sizing:border-box}body{margin:0;color:var(--text);background:radial-gradient(ellipse at 100% 0%,#e5eafe 0,transparent 43%),radial-gradient(ellipse at 28% 80%,#e3f2f8 0,transparent 48%),#f7f9fd;background-attachment:fixed}a{color:inherit;text-decoration:none}button,input,select,textarea{font:inherit}button{cursor:pointer}button,a,input,select,textarea{-webkit-tap-highlight-color:transparent}button:disabled{opacity:.5;cursor:default}button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible,summary:focus-visible{outline:3px solid #8799ed;outline-offset:3px}[hidden]{display:none!important}.shell{display:grid;grid-template-columns:224px minmax(0,1fr);min-height:100vh}.sidebar{padding:34px 16px 24px;background:#ffffffb8;backdrop-filter:blur(18px);border-right:1px solid #e3e8f0;position:sticky;top:0;height:100dvh;display:flex;flex-direction:column;overflow-y:auto}.brand{display:flex;align-items:center;gap:7px;font-size:23px;font-weight:740;letter-spacing:-1px;white-space:nowrap}.brand>span:last-child{display:none}.brand-mark{display:flex;width:29px;height:34px;border-radius:10px;background:linear-gradient(145deg,#6f83e3,#6773c0);color:white;align-items:center;justify-content:center;font-size:20px;letter-spacing:-3px;padding-right:3px}.eyebrow{font-size:12px;letter-spacing:1.8px;font-weight:650;color:#79849a;text-transform:uppercase}.sidebar .eyebrow{font-size:12px;letter-spacing:1.3px;margin:38px 10px 14px}nav{display:grid;gap:5px}nav a{padding:12px 11px;min-height:46px;border-radius:10px;color:#69748a;font-size:14px;display:flex;align-items:center;gap:11px;font-weight:500}nav a:hover{background:#f0f3fb;color:#3f53a4}nav a[aria-current=page]{background:#eaf0ff;color:#445bb9;font-weight:650}.nav-icon{display:inline-flex;width:19px;align-items:center;justify-content:center;font-size:18px}.side-foot{margin-top:auto;padding:24px 8px 0;color:#7b8597;font-size:12px;line-height:1.8}.main{width:100%;max-width:1460px;padding:30px 48px 35px;margin:0 auto}.topbar{display:flex;justify-content:space-between;align-items:center;gap:15px;min-height:30px;margin-bottom:37px;color:var(--muted);font-size:13px}.breadcrumb{display:flex;gap:15px;align-items:center}.breadcrumb strong{font-weight:550;color:var(--text)}.badge{display:inline-flex;border:1px solid #dce5f0;color:#577278;background:#f5fafb;border-radius:30px;font-size:12px;font-weight:500;padding:7px 12px;line-height:1.4}h1{font-size:clamp(30px,3.1vw,44px);letter-spacing:-1.7px;font-weight:620;line-height:1.18;margin:0 0 12px}h2{font-size:23px;letter-spacing:-.65px;font-weight:600;margin:0 0 16px}h3{font-size:17px;font-weight:620;margin:0 0 10px;letter-spacing:-.25px}p{line-height:1.65}.intro{font-size:16px;color:var(--muted);margin:0 0 30px;max-width:740px}.grid{display:grid;grid-template-columns:minmax(0,1.65fr) minmax(255px,1fr);gap:28px}.panel{min-width:0;background:#ffffffee;border:1px solid #e7ebf3;border-radius:20px;padding:30px;box-shadow:0 8px 40px #4f658107}.panel-head{display:flex;justify-content:space-between;align-items:center;gap:12px;margin-bottom:18px}.panel-head h2{font-size:18px;margin:0}.small{font-size:14px;color:var(--muted);line-height:1.65}.mono{font-family:ui-monospace,SFMono-Regular,Consolas,monospace}.row{display:flex;align-items:end;gap:14px;flex-wrap:wrap}.row>*{flex:1;min-width:100px}.field{display:grid;gap:8px;margin:0 0 20px;min-width:0}label,.label{font-size:14px;color:#627087}input,select,textarea{width:100%;min-height:46px;border:1px solid #dce2ed;background:#fafbfe;color:var(--text);border-radius:9px;padding:12px;font-size:16px}input:hover,select:hover,textarea:hover{border-color:#bbc7e2}select{padding-right:26px}textarea{resize:vertical;min-height:115px}input[type=range]{accent-color:var(--accent);padding:0;min-height:35px}input:disabled{background:#f1f3f7;color:#788194}.button{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:44px;padding:11px 18px;border:1px solid #dce3f0;border-radius:9px;background:#f7f9ff;color:#4a5da6;font-size:14px;font-weight:600;line-height:1.35;transition:background .15s,box-shadow .15s}.button:hover{background:#edf1ff;border-color:#bfcaec}.primary{background:#596dca;border-color:#596dca;color:white;box-shadow:0 4px 12px #5369c21a}.primary:hover{background:#495cb7;border-color:#495cb7}.wide{width:100%}.subtle{background:transparent;color:var(--muted)}.tuner{text-align:center;padding-top:18px}.note{font-size:98px;line-height:1.25;font-weight:450;letter-spacing:-5px;margin:20px 0 0;color:#475eac}.note small{font-size:29px;letter-spacing:0;color:var(--muted)}.frequency{font:14px ui-monospace,monospace;color:var(--muted)}.meter{height:64px;margin:25px 10px 5px;position:relative;background:repeating-linear-gradient(90deg,transparent 0,transparent calc(10% - 1px),#bdc8dd calc(10% - 1px),#bdc8dd 10%) center/100% 18px no-repeat}.meter:before{content:'';position:absolute;left:46%;width:8%;top:10px;bottom:10px;background:#e4f1f1;border-left:1px solid #88b5b8;border-right:1px solid #88b5b8;border-radius:4px}.needle{height:50px;width:3px;background:var(--accent);position:absolute;left:50%;top:7px;transition:left .12s}.meter-labels{display:flex;justify-content:space-between;font-size:12px;color:#7a8699}.status{color:#467879;min-height:26px;margin:20px 0;font-size:15px}.strings{display:grid;grid-template-columns:repeat(6,minmax(0,1fr));gap:8px;margin:24px 0 14px}.string{display:grid;gap:9px;border:1px solid #e2e8f3;border-radius:11px;background:#f7f9ff;color:#4a5e9c;padding:13px 2px;text-align:center;font-size:23px}.string:hover{background:#eaf0ff}.string small{font-size:12px;color:#7a879e}.tips{padding-left:21px;color:var(--muted);font-size:14px;line-height:1.85}.tips li{padding-left:5px;padding-bottom:14px}.divider{border-top:1px solid var(--line);margin:27px 0}.notice{font-size:14px;color:var(--muted);border-left:3px solid #c2cdef;background:#f5f7fd;border-radius:0 8px 8px 0;padding:13px 16px;margin:24px 0;line-height:1.65}.inline{color:#4b60b4;text-decoration:underline;text-underline-offset:3px}.section-title{display:flex;justify-content:space-between;gap:20px;align-items:center;margin:32px 0 16px}.section-title h2{font-size:18px;letter-spacing:-.3px;margin:0}.section-title .eyebrow{font-size:12px}.cards{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}.tool-card{border:1px solid #e3e9f3;border-radius:14px;padding:22px;background:#ffffffa6;transition:background .15s}.tool-card:hover{background:#fff;border-color:#b9c6ec}.tool-card .icon{display:flex;width:36px;height:36px;background:#edf2ff;color:#687ccb;border-radius:10px;align-items:center;justify-content:center;font-size:21px;margin-bottom:17px}.tool-card h3{font-size:15px}.tool-card p{font-size:13px;color:var(--muted);line-height:1.6;margin:7px 0 0}.footer{display:flex;justify-content:space-between;gap:20px;font-size:12px;color:#8993a5;margin-top:33px;line-height:1.7}.big-number{font-size:76px;font-weight:450;letter-spacing:-4px;text-align:center;color:#4c61b0;margin:12px 0}.beats{display:flex;gap:12px;justify-content:center;margin:24px 0}.beat{width:21px;height:21px;border-radius:50%;background:#e9edf7;border:1px solid #dce3ef}.beat.active{background:#6e81d2;border-color:#6e81d2;box-shadow:0 0 0 5px #edf0fc}.output{background:linear-gradient(120deg,#f0f5ff,#f4f4ff);border:1px solid #e3e8f5;border-radius:12px;padding:24px;margin-top:15px;font-size:26px;color:#4b5f9e;line-height:1.6;overflow-wrap:anywhere}.scroll{overflow-x:auto;max-width:100%;overscroll-behavior-x:contain}.fretboard{min-width:650px;width:100%;border-collapse:collapse;text-align:center}.fretboard td{height:50px;position:relative;border-right:2px solid #c5cfdf;background:linear-gradient(transparent 48%,#b7c3d8 49%,#b7c3d8 51%,transparent 52%);padding:0 4px}.fretboard td:first-child{border-right:5px solid #8997b4}.fretboard th{font-size:12px;height:30px;font-weight:400;color:var(--muted)}.tone{display:inline-flex;border-radius:50%;width:32px;height:32px;align-items:center;justify-content:center;background:#e8eefc;color:#4a5fa3;font-size:12px}.tone.root{background:#6175cb;color:white}.chips{display:flex;gap:8px;flex-wrap:wrap}.chip{border:1px solid #dee5f4;background:#f2f5fc;color:#5a6b9c;border-radius:25px;padding:8px 14px;font-size:14px}table.data{width:100%;border-collapse:collapse;font-size:14px}table.data th,table.data td{padding:14px 12px;border-bottom:1px solid #e8ecf4;text-align:left}table.data th{font-size:12px;color:#748199;background:#f7f9fe;font-weight:550}table.data tbody tr:last-child td{border-bottom:0}.progression{display:flex;gap:12px;flex-wrap:wrap}.progression>div{flex:1;min-width:82px;text-align:center;border:1px solid #dfe6f5;background:linear-gradient(150deg,#eff5ff,#f5f2ff);border-radius:12px;padding:24px 10px;font-size:28px;color:#5c6eb0}.progression small{display:block;font-size:12px;color:#7d8aa3;margin-top:9px}.empty{padding:35px 15px;color:var(--muted);font-size:14px;grid-column:1/-1}.warning{color:#995525}.hidden{display:none}.library-top{display:flex;align-items:center;justify-content:space-between;gap:20px;margin-bottom:26px}.library-top h2{margin:9px 0 6px}.library-top p{margin:0}.toggles{display:flex;gap:18px;flex-wrap:wrap}.toggle{display:inline-flex;align-items:center;gap:9px;position:relative;color:#6a7690;font-size:13px;cursor:pointer;min-height:44px;white-space:nowrap}.toggle input{position:absolute;opacity:0;min-height:0;width:1px;height:1px}.switch{display:inline-block;width:35px;height:21px;border-radius:20px;background:#d9dfec;transition:background .15s;position:relative;flex-shrink:0}.switch:after{content:'';width:15px;height:15px;border-radius:50%;background:white;position:absolute;left:3px;top:3px;box-shadow:0 1px 3px #0001;transition:transform .15s}.toggle input:checked+.switch{background:#7486d4}.toggle input:checked+.switch:after{transform:translateX(14px)}.toggle input:focus-visible+.switch{outline:3px solid #a1b0ee;outline-offset:3px}.root-picker{display:grid;grid-template-columns:repeat(12,minmax(0,1fr));gap:7px;margin-bottom:25px}.root-button{min-height:46px;border:1px solid #e1e7f2;border-radius:10px;background:#fafbfe;color:#73809b;font-size:16px}.root-button:hover{background:#f0f3fd}.root-button[aria-pressed=true]{background:#6578cc;border-color:#6578cc;color:white;box-shadow:0 4px 12px #6578cc22}.toolbar{display:flex;align-items:center;justify-content:space-between;gap:18px;margin:20px 0}.toolbar p{margin:0}.tabs{display:flex;align-items:center;gap:4px;background:#f0f3fa;border:1px solid #e9edf5;border-radius:11px;padding:5px;max-width:100%;overflow-x:auto}.tabs button{min-height:39px;border:0;background:transparent;border-radius:8px;color:#7b869e;padding:9px 15px;white-space:nowrap;font-weight:550;font-size:13px}.tabs button[aria-selected=true]{background:white;color:#4d61ad;box-shadow:0 2px 7px #45618c12}.tabs button span{margin-left:5px;color:#96a1b7;font-size:12px}.search-field{max-width:205px;min-width:140px}.search-field input{font-size:13px;min-height:43px}.chords{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}.chord-card{display:flex;flex-direction:column;align-items:stretch;border:1px solid #e4e9f3;border-radius:15px;background:#fff;padding:21px;text-align:center;min-width:0}.chord-heading{display:flex;justify-content:space-between;align-items:center;gap:7px;text-align:left}.chord-heading h3{font-size:25px;font-weight:550;color:#42537e;margin:0}.chord-heading>span{font-size:12px;color:#7d89a1}.chord-card svg{width:100%;height:190px;max-width:185px;align-self:center}.fret-lines{stroke:#bac6d9;stroke-width:1}.fret-dot{fill:#7d8ed7}.diagram-label{fill:#72809b;font-size:12px;text-anchor:middle}.chord-formula{color:#8490a8;font-size:12px;min-height:20px}.chord-tones{color:#51679f;font-size:13px;margin-top:7px;min-height:20px}.chord-tip{font-size:12px;line-height:1.65;color:#7b879e;text-align:left;margin:15px 0;flex:1}.chord-card .field{font-size:12px;text-align:left;margin-bottom:12px;gap:4px}.chord-card select{font-size:12px;min-height:38px;padding:8px}.voicing-label{font-size:12px;color:#98a2b5;min-height:67px;padding-top:14px;text-align:left}.chord-play{width:100%;background:#f4f6ff;font-size:12px;min-height:40px;padding:10px}.guide{border:1px solid #e5eaf4;border-radius:12px;padding:16px 20px;color:var(--muted);font-size:14px;margin-top:24px}.guide summary{cursor:pointer;color:#5a6b8b;font-weight:550;min-height:24px}.guide p{font-size:14px;line-height:1.8}.practice-tabs{width:max-content;margin-bottom:22px}.practice-tabs button{padding:10px 25px}.filter-label{display:flex;align-items:center;gap:12px;white-space:nowrap;font-size:13px}.filter-label select{min-width:160px;width:auto;max-width:280px;font-size:13px}.exercise-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}.exercise-card{background:#fff;border:1px solid #e4eaf4;border-radius:14px;padding:22px;display:flex;flex-direction:column}.exercise-meta{display:flex;justify-content:space-between;gap:6px;font-size:12px;color:#8b97ae;margin-bottom:23px}.exercise-meta span:first-child{color:#7c8fc6}.exercise-card h3{font-size:17px;line-height:1.35}.exercise-card p{font-size:13px;color:var(--muted);line-height:1.65;flex:1;margin:0 0 24px}.exercise-bottom{display:flex;justify-content:space-between;align-items:center;gap:8px}.exercise-bottom>span{font-size:12px;color:#8b97ad}.exercise-bottom .button{font-size:12px;min-height:38px;padding:8px 13px}.session-layout{display:grid;grid-template-columns:minmax(0,1.05fr) minmax(0,1fr);gap:32px}.timer-face{text-align:center;padding:29px 20px;background:radial-gradient(ellipse at top,#edf1ff,#fafcff 80%);border:1px solid #edf0f7;border-radius:16px;margin:8px 0 17px}.timer-face .eyebrow{font-size:12px;letter-spacing:1.6px}.timer-digits{font-size:78px;color:#596db9;font-weight:400;font-variant-numeric:tabular-nums;letter-spacing:-4px;line-height:1.6}.timer-track{height:4px;background:#e4e9f7;border-radius:3px;margin:0 15px;overflow:hidden}.timer-track span{display:block;background:#8b9ade;width:0;height:100%;border-radius:3px}.session-options{display:flex;gap:24px;flex-wrap:wrap;margin:4px 0 18px}.session-actions{gap:8px}.session-actions .button{padding:12px 10px}.exercise-guide{border-left:1px solid #e8edf5;padding-left:28px;color:var(--muted);font-size:14px}.exercise-guide h3{font-size:23px;line-height:1.3;margin:12px 0;color:var(--text)}.exercise-guide ol{padding-left:22px;line-height:1.8;font-size:13px}.exercise-guide li{padding:0 0 12px 4px}.exercise-guide p{font-size:14px}.guitar-tab{font-family:ui-monospace,SFMono-Regular,Consolas,monospace;font-size:12px;line-height:1.8;background:#f6f8fc;padding:18px 14px;border:1px solid #e5eaf3;border-radius:10px;overflow-x:auto;color:#6b7b9a}.success-goal{background:#f1f8f9;border-radius:10px;padding:15px;font-size:12px;color:#648487;margin-top:18px}.success-goal p{font-size:13px;margin:5px 0 0}.stats-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px;margin-top:28px}.stats-grid>div{padding:20px;background:#f7f9fe;border:1px solid #e5ebf5;border-radius:12px}.stats-grid strong{display:block;font-size:33px;line-height:1.3;font-weight:500;color:#5c70b4}.stats-grid span{font-size:12px;color:#8a96ac}.practice-chart{height:115px;display:flex;align-items:end;gap:9px;margin:30px 0 18px}.practice-chart>div{position:relative;background:linear-gradient(#a9b8eb,#e1e8fa);min-width:20px;max-width:48px;flex:1;border-radius:6px 6px 0 0}.practice-chart span{position:absolute;top:-19px;text-align:center;width:100%;font-size:12px;color:#8291b4}.skip{position:absolute;left:-9999px}.skip:focus{left:15px;top:10px;background:white;padding:12px;z-index:10}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
@media(min-width:1600px){.main{padding:35px 60px}.chords{grid-template-columns:repeat(4,minmax(0,1fr))}}
@media(max-width:1200px){.main{padding:28px}.chords,.exercise-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.library-top{align-items:start;flex-direction:column;gap:12px}.grid{grid-template-columns:minmax(0,1.35fr) minmax(220px,1fr);gap:18px}.panel{padding:24px}.session-layout{grid-template-columns:1fr}.exercise-guide{border-left:0;border-top:1px solid var(--line);padding:25px 0 0}.toolbar{flex-wrap:wrap}}
@media(max-width:900px){.shell{display:block}.sidebar{position:relative;height:auto;overflow:visible;padding:20px 24px 12px;border-right:0;border-bottom:1px solid #e1e7f2}.brand{font-size:24px}.sidebar .eyebrow,.side-foot{display:none}nav{display:flex;gap:4px;overflow-x:auto;scrollbar-width:thin;margin-top:17px;padding-bottom:4px}nav a{white-space:nowrap;flex:none;padding:10px 13px;min-height:42px;font-size:13px}nav .nav-icon{font-size:16px}.main{padding:24px 28px}.topbar{margin-bottom:27px}.library-top{flex-direction:row;align-items:center}.chords,.exercise-grid{grid-template-columns:repeat(3,minmax(0,1fr))}.chord-card{padding:17px}.exercise-card{padding:18px}.exercise-meta{flex-direction:column;gap:5px}.session-layout{grid-template-columns:1fr 1fr;gap:24px}.exercise-guide{border-top:0;border-left:1px solid var(--line);padding:0 0 0 22px}.grid{grid-template-columns:1fr 1fr}.cards{gap:12px}}
@media(max-width:700px){.sidebar{padding:17px 16px 8px}.brand{font-size:23px}nav{margin-top:14px}nav .nav-icon{display:none}.main{padding:22px 16px}.topbar{margin-bottom:27px;font-size:12px}.badge{font-size:12px;padding:6px 10px}.intro{font-size:14px;line-height:1.7;margin-bottom:22px}h1{font-size:33px}.panel{padding:21px 18px;border-radius:16px}.grid{grid-template-columns:1fr;gap:17px}.row{gap:9px}.field{margin-bottom:16px}.row>*{min-width:105px}.library-top{flex-direction:column;align-items:flex-start;gap:12px;margin-bottom:19px}.library-top h2{font-size:21px}.toggles{gap:18px}.root-picker{grid-template-columns:repeat(6,minmax(0,1fr));gap:7px;margin-bottom:20px}.root-button{min-height:42px}.toolbar{gap:12px;margin:17px 0;align-items:stretch}.toolbar .tabs{width:100%}.tabs button{flex:1;padding:9px 11px}.tabs button span{display:none}.search-field{max-width:none;width:100%}.chords,.exercise-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}.chord-card{padding:15px 11px;border-radius:12px}.chord-heading{align-items:flex-start;flex-direction:column;gap:4px}.chord-heading h3{font-size:24px}.chord-card svg{height:173px}.chord-tip{font-size:12px}.chord-heading>span{font-size:12px}.chord-tones{font-size:12px}.chord-formula{font-size:12px}.voicing-label{min-height:68px}.exercise-card{padding:16px 13px}.exercise-card h3{font-size:16px}.exercise-card p{font-size:12px;margin-bottom:19px}.exercise-bottom{align-items:flex-start;flex-direction:column;gap:10px}.exercise-bottom .button{width:100%}.exercise-meta{margin-bottom:16px}.filter-label{font-size:12px;white-space:normal}.filter-label select{min-width:0;max-width:100%;flex:1}.session-layout{grid-template-columns:1fr}.exercise-guide{border-left:0;border-top:1px solid var(--line);padding:24px 0 0}.practice-tabs{width:100%}.practice-tabs button{padding:10px 12px}.session-options{gap:17px}.session-actions .button{min-width:80px}.timer-digits{font-size:70px}.stats-grid{gap:8px}.stats-grid>div{padding:14px 10px}.stats-grid strong{font-size:28px}.stats-grid span{font-size:12px}.cards{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}.tool-card{padding:17px}.tool-card:last-child{display:none}.section-title .eyebrow{display:none}.section-title{margin-top:26px}.section-title h2{font-size:17px}.footer{flex-direction:column;gap:4px;margin-top:25px;font-size:12px}.note{font-size:85px}.strings{gap:5px}.string{font-size:22px}.string small{font-size:12px}.tuner{padding-top:9px}.panel-head h2{font-size:17px}.guide{padding:15px}.guide summary{font-size:13px}table.data th,table.data td{padding:13px 8px}.output{font-size:24px;padding:20px}.big-number{font-size:70px}.guitar-tab{font-size:12px}.timer-face{padding:24px 15px}.progression>div{min-width:65px}.progression{gap:7px}}
@media(max-width:360px){.chords,.exercise-grid{grid-template-columns:1fr}.chord-heading{flex-direction:row}.root-picker{gap:5px}.panel{padding:17px 13px}.toggles{gap:10px}.topbar .badge{font-size:12px}.session-options{gap:5px}.cards{grid-template-columns:1fr}.tool-card:last-child{display:block}}
@media(prefers-reduced-motion:reduce){*{transition:none!important;scroll-behavior:auto!important}}

.chord-tip,.exercise-card p,.exercise-guide ol{font-size:14px}.chord-heading>span,.chord-formula,.voicing-label,.exercise-meta{color:#65728a}.chord-card .button,.exercise-bottom .button{min-height:44px}.chord-card select{min-height:44px}.chord-card .field{font-size:13px}.exercise-meta{line-height:1.5}.footer{font-size:12px}.session-layout>*{min-width:0}
/* Home and persistent, reversible display controls. */
.brand-logo{width:40px;height:40px;flex-shrink:0}.brand{gap:8px;font-size:22px}.navigation-hidden{grid-template-columns:minmax(0,1fr)}.topbar-left{display:flex;align-items:center;gap:18px;min-width:0}.topbar{flex-wrap:wrap;gap:12px;margin-bottom:28px}.nav-toggle{background:#ffffffba;font-size:13px;padding:9px 13px;min-height:40px;white-space:nowrap}.view-controls{display:flex;gap:20px}.view-controls .toggle{font-size:13px}.tips-hidden .optional-help,.tips-hidden .chord-tip{display:none!important}.tips-hidden .help-layout{grid-template-columns:minmax(0,1fr)}.focus-mode .intro,.focus-mode .related-tools,.focus-mode .footer{display:none}.focus-mode .page-heading{margin-bottom:24px}.home-start{display:grid;grid-template-columns:1.5fr 1fr;gap:35px;align-items:center;padding:34px;background:linear-gradient(120deg,#ffffffed,#f2f5ffdd);border:1px solid #e0e7f4;border-radius:20px;margin-bottom:30px}.home-start h2{font-size:clamp(26px,2.4vw,34px);line-height:1.3;margin:15px 0;letter-spacing:-1px}.home-start p{font-size:15px;color:var(--muted);max-width:440px}.home-actions{display:flex;gap:10px;flex-wrap:wrap;margin-top:24px}.home-shortcuts{display:grid;gap:14px}.home-shortcuts a{display:flex;gap:17px;align-items:center;background:#ffffffc9;border:1px solid #e4eaf4;border-radius:13px;padding:22px;min-height:100px}.home-shortcuts a:hover{border-color:#bac7ec}.home-shortcuts strong{display:block;font-size:16px;font-weight:600}.home-shortcuts small{display:block;font-size:13px;margin-top:6px;color:#79869f}.shortcut-icon{font-size:26px;color:#7183c9;background:#f0f4ff;border-radius:12px;width:44px;height:44px;display:flex;align-items:center;justify-content:center}.home-tabs{width:max-content;max-width:100%;margin:20px 0}.home-tools{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}.home-tools .tool-card{background:#fff;padding:25px}.home-tools .tool-card h3{font-size:16px}.home-tools .tool-card p{font-size:14px}.home-library .section-title h2{font-size:22px}.home-tools .tool-card .icon{margin-bottom:20px}.home-tabs button{font-size:14px;padding:10px 16px}.transpose-toolbar{display:flex;align-items:center;justify-content:space-between;gap:20px;margin-bottom:24px}.transpose-toolbar .field{min-width:140px;max-width:210px;margin:0}.transpose-toolbar .tabs{flex-shrink:0}.transpose-toolbar .tabs button{font-size:14px}.sidebar .eyebrow{margin-top:28px}.sidebar nav a{padding-top:10px;padding-bottom:10px;min-height:43px}.focus-mode .home-start{display:none}
@media(max-width:1100px){.home-start{grid-template-columns:1fr;gap:22px}.home-shortcuts{grid-template-columns:1fr 1fr}.home-shortcuts a{padding:18px}.home-tools{grid-template-columns:repeat(2,minmax(0,1fr))}.breadcrumb{gap:8px}}
@media(max-width:700px){.topbar{gap:5px}.topbar-left{gap:12px}.topbar .breadcrumb{font-size:12px}.view-controls{gap:15px;margin-left:auto}.topbar-left .breadcrumb strong,.topbar-left .breadcrumb>span{display:none}.nav-toggle{font-size:12px;padding:9px 11px}.brand-logo{width:38px;height:38px}.home-start{padding:23px 20px;border-radius:16px;gap:20px}.home-start h2{font-size:27px}.home-start p{font-size:14px}.home-actions{margin-top:20px}.home-actions .button{flex:1;min-width:115px;font-size:13px;padding:12px 8px}.home-shortcuts{grid-template-columns:1fr;gap:9px}.home-shortcuts a{min-height:78px;padding:15px}.home-tools{gap:12px;grid-template-columns:repeat(2,minmax(0,1fr))}.home-tools .tool-card{padding:20px 16px}.home-tools .tool-card h3{font-size:15px}.home-tabs{width:100%}.home-tabs button{flex:none;padding:10px 12px;font-size:13px}.home-library .section-title h2{font-size:19px}.transpose-toolbar{flex-wrap:wrap;gap:16px}.transpose-toolbar .field{min-width:0;max-width:none;width:100%}.transpose-toolbar .tabs{width:100%}.home-tools .tool-card p{font-size:13px}}
@media(max-width:360px){.home-tools{grid-template-columns:1fr}.topbar .breadcrumb{display:none}.view-controls{gap:10px}}