/* Focused navigation and progressive controls. */
:root{--text:#29344d;--muted:#68738a;--accent:#6470ce;--line:#e6e9f3}body{min-height:100vh;background:radial-gradient(ellipse at 10% 10%,#e2f2ff 0,transparent 47%),radial-gradient(ellipse at 90% 30%,#eae3ff 0,transparent 48%),linear-gradient(135deg,#f8fcff,#f8f6ff 58%,#eaf6f9);background-attachment:fixed}a:focus-visible,button:focus-visible,summary:focus-visible,input:focus-visible,select:focus-visible{outline:3px solid #7a87d8;outline-offset:4px}
.site-header{max-width:1200px;margin:auto;display:flex;align-items:center;justify-content:space-between;padding:24px 32px;gap:20px}.brand{font-size:21px;font-weight:750;letter-spacing:-.8px;display:flex;align-items:center;gap:8px}.header-links{display:flex;align-items:center;gap:26px;font-size:14px}.tools-menu{position:relative}.tools-menu summary{cursor:pointer;list-style:none;display:flex;gap:12px;align-items:center;min-height:44px}.tools-menu summary::-webkit-details-marker{display:none}.tools-menu nav{position:absolute;right:0;top:48px;width:255px;margin:0;z-index:20;background:#fff;border:1px solid var(--line);border-radius:16px;padding:10px;box-shadow:0 16px 48px #47577820;display:block;max-height:70vh;overflow:auto}.tools-menu nav a{display:block;white-space:normal;padding:11px 14px;border-radius:9px;font-size:14px}.tools-menu nav a:hover,.tools-menu nav a[aria-current]{background:#f0f2ff}.support-link{padding:10px 14px;border:1px solid #dce1f0;border-radius:100px;background:#ffffff80}.support-link span{padding-left:5px}
.main{max-width:1120px;width:100%;margin:auto;padding:26px 32px 30px}.page-heading{margin:18px auto 28px}.page-heading h1{font-size:clamp(30px,4vw,42px);letter-spacing:-1.5px;margin:12px 0}.intro{font-size:15px;max-width:650px;line-height:1.7;margin:0;color:var(--muted)}.back-home{font-size:12px;color:var(--muted)}.panel{padding:30px;border-radius:22px;background:#ffffffee;border:1px solid #fff;box-shadow:0 10px 35px #68779606}.button{min-height:44px;border-radius:11px;font-size:14px}.button.primary{background:linear-gradient(120deg,#626ece,#7773cb);box-shadow:0 6px 16px #6470ce1a}.button:hover{transform:none}.field{font-size:13px}input,select,textarea{font-size:16px;min-height:44px}.field input,.field select{background:#f9faff}.guide,.advanced{border:1px solid var(--line);border-radius:12px;padding:16px;background:#fafbff;margin-top:20px}.guide summary,.advanced summary{cursor:pointer;font-size:14px;font-weight:550;min-height:24px}.advanced>.row{margin-top:18px}.guide p{font-size:14px;line-height:1.8}.advanced{margin:0 0 20px;background:transparent}.advanced:not([open]){padding:12px 16px}.single-tool{display:block}.single-tool>.guide{margin-top:24px}.single-tool>div{max-width:650px;margin:auto}.tuner-layout{max-width:720px;margin:auto}.tuner{padding:10px 0 18px}.note{font-size:112px;line-height:1.2;margin:15px 0}.frequency{font-size:14px}.status{min-height:24px}.string{background:#f8faff;border-color:#e7ebf7;font-size:22px}.string.detected{background:#e6f6f1;border-color:#8bbcaf;color:#286f59}.string small{font-size:11px}.big-number{font-size:96px;line-height:1.2;font-weight:550;letter-spacing:-4px;text-align:center;margin:18px 0}.beats{justify-content:center;margin:25px 0}.beat{width:18px;height:18px}.footer{display:flex;justify-content:space-between;gap:20px;padding-top:28px;margin-top:48px;border-top:1px solid #dfe5f1;font-size:12px;color:var(--muted)}.footer>div{display:flex;gap:20px}
.home-hero{text-align:center;padding:45px 0 65px}.home-hero h1{font-size:clamp(48px,7vw,78px);letter-spacing:-4px;line-height:1.08;margin:22px 0}.home-hero h1 span{background:linear-gradient(100deg,#48679a,#8171c7);background-clip:text;color:transparent}.home-hero p{color:var(--muted);font-size:17px;line-height:1.7;margin:0 0 27px}.home-hero .button{display:inline-flex;align-items:center;padding:14px 23px}.eyebrow{font-size:10px;letter-spacing:2px}.essential-tools{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}.section-title{margin:0 0 18px}.section-title h2{font-size:19px;font-weight:550;letter-spacing:-.5px}.tool-card,.home-tools .tool-card{padding:28px;background:#ffffffde;border:1px solid #fff;border-radius:18px;box-shadow:none}.tool-card:last-child{display:block}.tool-card h3{font-size:19px;font-weight:600;margin:20px 0 10px}.tool-card p{font-size:14px;line-height:1.7;color:var(--muted);min-height:48px}.tool-card .icon{width:38px;height:38px;border-radius:12px;font-size:23px;background:#eef1fc;color:#6d7ac2;display:grid;place-items:center}.card-action{display:flex;justify-content:space-between;font-size:12px;color:var(--accent);margin-top:24px}.more-tools{margin-top:26px}.more-tools>summary{cursor:pointer;list-style:none;padding:18px 0;border-bottom:1px solid #dfe4f2;font-size:14px;display:flex;justify-content:space-between}.more-tools>summary span{color:var(--muted);font-size:12px}.more-tools .home-tools{margin-top:20px}.home-note{text-align:center;margin-top:35px;color:var(--muted);font-size:13px}.home-note a{color:var(--accent);margin-left:6px}.home-tools{grid-template-columns:repeat(3,minmax(0,1fr))}
.support-hero{max-width:670px;text-align:center;margin:0 auto;padding:40px 25px}.support-heart{font-size:64px;color:#8d83d1;line-height:1}.support-hero h2{font-size:clamp(28px,4vw,40px);letter-spacing:-1px}.support-hero>p{line-height:1.9;color:var(--muted)}.support-hero .button{display:inline-flex;padding:15px 25px;margin:20px 0 4px}.support-notes{display:grid;grid-template-columns:1fr 1fr;gap:25px;margin:25px 0}.support-notes section{background:#ffffffbb;border-radius:18px;padding:28px}.support-notes p,.prose p{font-size:15px;line-height:1.9;color:var(--muted)}.prose{max-width:740px;margin:auto}.prose h2{font-size:22px;margin-top:26px}.prose a{color:var(--accent);text-decoration:underline}
.practice-switch{display:flex;gap:8px;margin-bottom:24px}.practice-switch [aria-pressed=true]{background:#626ece;color:white}.practice-switch [aria-pressed=false]{background:white;color:var(--text)}.drill-select{display:grid;grid-template-columns:1fr 2fr}.practice-heading{display:flex;gap:20px;justify-content:space-between;align-items:start}.practice-heading h2{font-size:23px;margin:0 0 9px}.practice-heading p{max-width:650px;line-height:1.7;margin:0 0 22px}.practice-heading .badge{white-space:nowrap;font-size:11px}.play-controls{display:flex;align-items:end;gap:12px;flex-wrap:wrap;padding:20px;background:#f4f6fd;border-radius:15px}.play-controls .field{width:85px;min-width:65px;margin:0}.practice-clock{font-variant-numeric:tabular-nums;font-size:35px;letter-spacing:-1px;margin:auto auto 0 8px;align-self:center}.session-options{margin:20px 0;display:flex;flex-wrap:wrap;gap:22px}.session-options .toggle{font-size:13px}.full-tab{display:grid;gap:24px;margin-top:25px;min-width:0}.tab-system{padding:18px 14px 15px;background:#fcfdff;border:1px solid #e8ecf6;border-radius:12px;min-width:0;scroll-margin-top:30px}.tab-range{display:flex;justify-content:space-between;color:var(--muted);font-size:10px;margin-bottom:15px;letter-spacing:1px}.tab-notes{display:grid;grid-template-columns:18px repeat(var(--columns),minmax(0,1fr));font-family:ui-monospace,Consolas,monospace;position:relative;min-width:0}.string-labels{display:grid;grid-template-rows:repeat(6,23px);padding-top:20px;font-size:12px;color:var(--muted)}.tab-column{display:grid;grid-template-rows:20px repeat(6,23px) 22px;border-radius:7px;text-align:center;font-size:14px}.tab-column>span{display:grid;place-items:center;background:linear-gradient(transparent 49%,#dce2ee 49%,#dce2ee 53%,transparent 53%);font-weight:700}.tab-column small{font-size:9px;color:#919ab0}.tab-column em{font-size:10px;white-space:nowrap;overflow:hidden;font-style:normal;align-self:end;color:var(--muted)}.tab-column.active{background:#dee6ff;box-shadow:inset 0 0 0 1px #bac8f7;color:#384c9b}.session-save{display:flex;gap:15px;align-items:center;flex-wrap:wrap;margin-top:22px}.chords{grid-template-columns:repeat(3,minmax(0,1fr))}.chord-tip{display:none}.chord-card{background:#fbfcff}.chord-card svg{height:170px}.library-top .eyebrow{display:none}.library-top h2{font-size:22px}
@media(max-width:800px){.quick-nav{display:none}.main{padding:18px 22px}.site-header{padding:18px 22px}.header-links{gap:15px}.essential-tools{gap:12px}.tool-card,.home-tools .tool-card{padding:22px}.home-hero{padding:32px 0 45px}.home-tools{grid-template-columns:repeat(2,minmax(0,1fr))}.practice-heading{flex-direction:column;gap:0}.practice-heading .badge{margin-bottom:15px}.chords{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:560px){.site-header{padding:15px 16px;gap:8px}.brand{font-size:19px}.brand img{width:30px;height:30px}.header-links{gap:14px;font-size:13px}.support-link{padding:8px 10px}.support-link span{display:none}.tools-menu nav{right:-75px;width:min(290px,calc(100vw - 32px))}.main{padding:12px 16px 24px}.home-hero h1{font-size:53px;letter-spacing:-3px}.home-hero .eyebrow{font-size:9px}.essential-tools{grid-template-columns:1fr}.essential-tools .tool-card{position:relative;padding:22px 22px 22px 78px}.essential-tools .icon{position:absolute;left:22px;top:25px}.essential-tools h3{margin:0 0 7px;font-size:18px}.essential-tools p{margin:0;min-height:0;font-size:13px}.essential-tools .card-action{margin-top:14px}.home-tools{grid-template-columns:1fr}.section-title h2{font-size:17px}.section-title>.small{display:none}.home-note{line-height:1.8}.home-note a{display:block}.panel{padding:21px 16px;border-radius:18px}.note{font-size:92px}.big-number{font-size:80px}.strings{gap:4px}.string{padding:10px 3px;font-size:20px}.string small{font-size:9px}.page-heading{margin-top:12px}.page-heading h1{font-size:31px}.intro{font-size:13px}.footer{flex-direction:column;gap:15px;margin-top:35px}.drill-select{grid-template-columns:1fr}.drill-select .field{margin-bottom:8px}.practice-heading{margin-top:18px}.practice-heading h2{font-size:20px}.play-controls{padding:14px;gap:9px}.play-controls .field{width:70px}.play-controls .button{flex:1;min-width:110px}.practice-clock{font-size:30px;margin-left:auto;margin-right:0}.session-options{gap:14px}.session-options .toggle{font-size:12px}.tab-system{padding:14px 7px}.tab-notes{grid-template-columns:14px repeat(var(--columns),minmax(0,1fr))}.tab-column{font-size:13px}.tab-column em{font-size:8px}.support-notes{grid-template-columns:1fr}.support-hero{padding:20px 0}.support-notes section{padding:22px}.full-tab{gap:16px}.chords{gap:10px}.chord-card{padding:15px 10px}.chord-card svg{height:155px}}