:root {
  --ink:#171513;
  --paper:#f4efe6;
  --paper-2:#ebe2d3;
  --red:#cf3f35;
  --red-dark:#9f2f28;
  --mint:#a9d6c5;
  --mint-dark:#568f7c;
  --yellow:#e7bf55;
  --white:#fffdf8;
  --muted:#6e6760;
  --line:rgba(23,21,19,.14);
  --shadow:0 22px 70px rgba(36,24,18,.12);
  --radius:26px;
}
*{box-sizing:border-box}
html{background:var(--ink);scroll-behavior:smooth}
body{margin:0;min-height:100vh;background:var(--paper);color:var(--ink);font-family:Montserrat,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif}
button,input,select,textarea{font:inherit}
button{cursor:pointer}
button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:3px solid rgba(207,63,53,.32);outline-offset:3px}
.noise{position:fixed;inset:0;pointer-events:none;opacity:.035;z-index:100;background-image:url("data:image/svg+xml,%3Csvg viewBox='0 0 180 180' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.8' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='.55'/%3E%3C/svg%3E")}
[hidden]{display:none!important}
h1,h2,h3,p{margin-top:0}
h1,h2,.tool-card strong,.note-display,.bpm-control,.focus-ring{font-family:"League Spartan",Montserrat,sans-serif}
h1{font-size:clamp(2.6rem,8vw,5.8rem);line-height:.9;letter-spacing:-.045em;margin-bottom:1rem}
h2{font-size:2rem;line-height:1;margin-bottom:1rem}
.eyebrow{font-size:.72rem;font-weight:800;letter-spacing:.17em;margin-bottom:.7rem}
.microcopy{font-size:.76rem;line-height:1.55;color:var(--muted);margin:1rem 0 0}
.gate{position:fixed;inset:0;display:grid;place-items:center;padding:24px;background:radial-gradient(circle at 20% 10%,rgba(169,214,197,.35),transparent 36%),radial-gradient(circle at 90% 90%,rgba(207,63,53,.25),transparent 34%),var(--paper);z-index:200}
.gate-card{width:min(560px,100%);padding:clamp(28px,7vw,60px);border:1px solid var(--line);border-radius:36px;background:rgba(255,253,248,.82);backdrop-filter:blur(18px);box-shadow:var(--shadow)}
.gate-card h1{font-size:clamp(3rem,10vw,5rem)}
.gate-copy{font-size:1.02rem;color:var(--muted)}
.brand-mark{width:62px;height:62px;display:grid;place-items:center;background:var(--red);color:white;border-radius:18px;font-family:"League Spartan",sans-serif;font-weight:800;font-size:1.55rem;box-shadow:8px 8px 0 var(--ink);margin-bottom:34px}
.brand-mark.small{width:39px;height:39px;border-radius:11px;font-size:1rem;box-shadow:4px 4px 0 var(--red);margin:0;background:var(--ink)}
.access-form label,.focus-settings>label,.reference-panel>label{display:block;font-size:.78rem;font-weight:700;margin:26px 0 8px}
.access-row{display:flex;gap:10px}
input,select,textarea{width:100%;border:1px solid var(--line);border-radius:14px;background:var(--white);color:var(--ink);padding:14px 16px}
textarea{resize:vertical}
.form-error{min-height:1.2rem;color:var(--red-dark);font-size:.8rem;margin:.7rem 0 0}
.primary-button,.secondary-button,.ghost-button,.icon-button,.step-button,.back-button{border:0;border-radius:14px;font-weight:700;transition:transform .18s ease,box-shadow .18s ease,background .18s ease}
.primary-button{padding:14px 22px;background:var(--red);color:white;box-shadow:0 9px 22px rgba(207,63,53,.23)}
.primary-button:hover{background:var(--red-dark);transform:translateY(-1px)}
.secondary-button{padding:13px 18px;background:var(--paper-2);color:var(--ink)}
.secondary-button:hover{transform:translateY(-1px)}
.primary-button.large{min-width:170px}
.ghost-button{padding:12px 17px;background:transparent;border:1px solid var(--line);color:var(--ink)}
.ghost-button.compact{padding:8px 12px;font-size:.78rem}
.icon-button{width:38px;height:38px;background:var(--paper-2);color:var(--ink)}
.app-shell{min-height:100vh;padding-bottom:92px}
.topbar{position:sticky;top:0;z-index:50;display:flex;align-items:center;justify-content:space-between;padding:14px clamp(18px,5vw,68px);background:rgba(244,239,230,.87);backdrop-filter:blur(20px);border-bottom:1px solid var(--line)}
.brand-button{display:flex;align-items:center;gap:15px;border:0;background:none;text-align:left;color:var(--ink);padding:0}
.brand-button strong{display:block;font-size:.7rem;letter-spacing:.13em}
.brand-button small{display:block;color:var(--muted);margin-top:3px}
.topbar-actions{display:flex;gap:8px;align-items:center}
main{width:min(1320px,100%);margin:0 auto;padding:clamp(30px,5vw,72px) clamp(18px,5vw,68px)}
.view{display:none;animation:viewIn .35s ease}
.view.active{display:block}
@keyframes viewIn{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none}}
.hero{max-width:850px;padding:clamp(24px,5vw,70px) 0 36px}
.hero p:last-child{max-width:620px;color:var(--muted);font-size:1.05rem;line-height:1.65}
.weekly-card{display:grid;grid-template-columns:auto minmax(100px,1fr);gap:8px 24px;align-items:center;padding:22px 24px;border-radius:20px;background:var(--ink);color:var(--white);margin-bottom:24px}
.weekly-card div:first-child{display:flex;gap:14px;align-items:baseline}
.weekly-card span{font-size:.78rem;text-transform:uppercase;letter-spacing:.08em}
.weekly-card strong{font-family:"League Spartan",sans-serif;font-size:1.65rem}
.weekly-track{height:8px;border-radius:99px;background:rgba(255,255,255,.14);overflow:hidden}
.weekly-track span{display:block;width:0;height:100%;background:var(--mint);transition:width .5s ease}
.weekly-card small{grid-column:2;color:rgba(255,255,255,.62)}
.tool-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.tool-card{position:relative;min-height:330px;padding:26px;border:0;border-radius:var(--radius);text-align:left;color:var(--ink);overflow:hidden;display:flex;flex-direction:column;align-items:flex-start;justify-content:flex-end;transition:transform .25s ease,box-shadow .25s ease}
.tool-card:hover{transform:translateY(-5px);box-shadow:var(--shadow)}
.tool-card:after{content:"";position:absolute;width:180px;height:180px;border:2px solid currentColor;border-radius:50%;opacity:.16;right:-50px;top:-50px}
.tuner-card{background:var(--mint)}
.metro-card{background:var(--red);color:white}
.focus-card{background:var(--yellow)}
.tool-number{position:absolute;left:26px;top:25px;font-size:.72rem;font-weight:800;letter-spacing:.15em}
.tool-icon{font-size:5rem;line-height:1;margin-bottom:auto;padding-top:45px}
.tool-card strong{font-size:2.2rem;line-height:.9;margin-bottom:10px}
.tool-card small{max-width:240px;line-height:1.5;opacity:.74}
.info-card{margin-top:20px;padding:18px 20px;border-radius:16px;background:var(--white);border:1px solid var(--line)}
.info-card p{margin:.4rem 0 0;color:var(--muted);font-size:.88rem}
.section-heading{display:flex;align-items:flex-start;gap:20px;margin-bottom:30px}
.section-heading h1{font-size:clamp(3rem,8vw,5rem);margin:0}
.back-button{width:46px;height:46px;background:var(--ink);color:white;font-size:1.3rem}
.panel{background:rgba(255,253,248,.82);border:1px solid var(--line);border-radius:var(--radius);box-shadow:0 15px 45px rgba(46,34,27,.07)}
.tuner-layout,.metro-layout,.focus-layout{display:grid;grid-template-columns:minmax(0,1.65fr) minmax(300px,.75fr);gap:20px}
.tuner-main,.metro-main,.focus-main{padding:clamp(24px,5vw,52px)}
.reference-panel,.metro-settings,.focus-settings{padding:28px}
.tuner-status-row{display:flex;justify-content:space-between;gap:12px;align-items:center}
.status-pill{display:inline-flex;border-radius:99px;padding:8px 12px;background:var(--paper-2);font-size:.76rem;font-weight:700}
.status-pill.live{background:var(--mint);color:var(--ink)}
.calibration{font-size:.8rem;font-weight:700}
.calibration input{display:inline-block;width:68px;padding:8px;text-align:center;margin:0 4px}
.note-display{text-align:center;font-size:clamp(7rem,22vw,13rem);line-height:.75;margin:75px 0 26px;letter-spacing:-.08em}
.note-display small{font-size:.28em;margin-left:8px}
.frequency{text-align:center;color:var(--muted);font-variant-numeric:tabular-nums}
.cent-scale{position:relative;height:76px;margin:48px 0 0;display:flex;justify-content:space-between;color:var(--muted);font-size:.67rem}
.cent-line{position:absolute;left:0;right:0;top:34px;height:2px;background:var(--line)}
.cent-line:before,.cent-line:after{content:"";position:absolute;top:-5px;width:2px;height:12px;background:var(--ink)}
.cent-line:before{left:25%}.cent-line:after{right:25%}
.in-tune-zone{position:absolute;left:45%;right:45%;top:27px;height:16px;background:rgba(169,214,197,.65);border-radius:10px}
.cent-needle{position:absolute;left:50%;top:17px;width:4px;height:36px;border-radius:5px;background:var(--red);transform:translateX(-50%);transition:left .09s linear}
.cent-value{text-align:center;font-family:"League Spartan",sans-serif;font-size:1.4rem;font-weight:700}
.tuner-advice{text-align:center;color:var(--muted);min-height:1.5em}
.tuner-main>.primary-button{display:block;margin:26px auto 0}
.reference-panel select{margin-bottom:14px}
.reference-panel .secondary-button{width:100%}
.metro-main{display:flex;flex-direction:column;align-items:center;justify-content:center;min-height:560px}
.pulse-orb{width:min(260px,60vw);aspect-ratio:1;border-radius:50%;display:grid;place-items:center;background:var(--ink);color:white;box-shadow:0 0 0 18px rgba(23,21,19,.06);transition:transform .06s ease,background .06s ease}
.pulse-orb.hit{transform:scale(1.06);background:var(--red)}
.pulse-orb span{font-family:"League Spartan",sans-serif;font-size:5rem;font-weight:800}
.bpm-control{display:flex;align-items:center;gap:25px;margin-top:46px}
.bpm-control>div{text-align:center}
.bpm-control input{width:140px;border:0;background:transparent;font-family:"League Spartan",sans-serif;font-size:4rem;font-weight:800;text-align:center;padding:0;line-height:1}
.bpm-control span{display:block;font-size:.72rem;font-weight:800;letter-spacing:.16em}
.step-button{width:48px;height:48px;border-radius:50%;background:var(--paper-2);font-size:1.7rem}
.range{padding:0;border:0;background:transparent;margin:20px 0;width:min(480px,100%)}
.metro-actions,.focus-actions{display:flex;gap:10px;justify-content:center;flex-wrap:wrap;margin-top:15px}
.setting-group{padding:0 0 24px;margin-bottom:24px;border-bottom:1px solid var(--line)}
.setting-group:last-child{border:0;padding:0;margin:0}
.time-signature{display:flex;align-items:center;gap:9px}
.time-signature input,.time-signature select{width:78px;text-align:center;font-family:"League Spartan";font-size:1.7rem;font-weight:700}
.time-signature span{font-size:1.7rem}
.segmented{display:grid;grid-template-columns:repeat(6,1fr);gap:6px}
.segmented button,.preset-row button{border:1px solid var(--line);border-radius:11px;background:var(--white);padding:10px 4px;font-weight:700}
.segmented button.active,.preset-row button.active{background:var(--ink);color:white;border-color:var(--ink)}
.setting-title{display:flex;justify-content:space-between;gap:10px;align-items:baseline}
.setting-title small{color:var(--muted);font-size:.68rem}
.accent-pattern{display:flex;flex-wrap:wrap;gap:8px}
.accent-button{width:42px;height:42px;border-radius:50%;border:1px solid var(--line);background:var(--white);font-weight:800}
.accent-button.strong{background:var(--red);color:white;border-color:var(--red);transform:scale(1.08)}
.accent-button.muted{opacity:.3;text-decoration:line-through}
.ramp-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.ramp-grid label{display:block;font-size:.72rem;font-weight:700;margin-bottom:7px}
.focus-main{display:flex;flex-direction:column;align-items:center;justify-content:center;min-height:580px}
.focus-ring{--progress:0deg;width:min(360px,74vw);aspect-ratio:1;border-radius:50%;display:grid;place-items:center;background:conic-gradient(var(--red) var(--progress),var(--paper-2) 0);position:relative}
.focus-ring:before{content:"";position:absolute;inset:18px;border-radius:50%;background:var(--white)}
.focus-ring>div{position:relative;text-align:center}
.focus-ring span{display:block;font-size:clamp(4.2rem,14vw,7rem);font-weight:800;letter-spacing:-.06em;font-variant-numeric:tabular-nums}
.focus-ring small{font-family:Montserrat;font-size:.78rem;color:var(--muted)}
.preset-row{display:flex;gap:7px;margin-top:34px}
.preset-row button{width:48px}
.inline-field{display:flex;align-items:center;gap:10px}
.inline-field input{width:110px}
.inline-field span{font-size:.82rem;color:var(--muted)}
.toggle-row{display:flex!important;gap:10px;align-items:center;margin:18px 0 0!important;font-weight:600!important}
.toggle-row input{width:20px;height:20px;accent-color:var(--red)}
.history-panel{margin-top:20px;padding:28px}
.history-heading{display:flex;justify-content:space-between;align-items:flex-start;gap:16px}
.history-heading h2{margin-bottom:0}
.history-list{display:grid;gap:9px;margin-top:18px}
.history-item{display:grid;grid-template-columns:1fr auto;gap:8px 18px;padding:14px 16px;border-radius:14px;background:var(--paper);border:1px solid var(--line)}
.history-item strong{font-size:.9rem}
.history-item span{font-family:"League Spartan";font-size:1.2rem;font-weight:700}
.history-item small{grid-column:1/-1;color:var(--muted);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.empty-state{color:var(--muted);font-size:.88rem;margin:0}
.bottom-nav{position:fixed;left:50%;bottom:max(14px,env(safe-area-inset-bottom));transform:translateX(-50%);z-index:80;width:min(560px,calc(100% - 24px));display:grid;grid-template-columns:repeat(4,1fr);gap:4px;padding:7px;border-radius:20px;background:rgba(23,21,19,.94);backdrop-filter:blur(20px);box-shadow:0 14px 45px rgba(0,0,0,.25)}
.bottom-nav button{border:0;background:transparent;color:rgba(255,255,255,.58);border-radius:14px;padding:9px 4px 7px;font-size:.66rem;font-weight:700}
.bottom-nav button span{display:block;font-size:1.1rem;margin-bottom:3px}
.bottom-nav button.active{background:var(--red);color:white}
.toast{position:fixed;left:50%;bottom:110px;transform:translate(-50%,20px);z-index:300;background:var(--ink);color:white;border-radius:13px;padding:12px 16px;font-size:.82rem;opacity:0;pointer-events:none;transition:.25s ease}
.toast.show{opacity:1;transform:translate(-50%,0)}
@media (max-width:880px){
  .tool-grid{grid-template-columns:1fr}
  .tool-card{min-height:220px}
  .tuner-layout,.metro-layout,.focus-layout{grid-template-columns:1fr}
  .metro-main,.focus-main{min-height:auto}
  .weekly-card{grid-template-columns:1fr}
  .weekly-card small{grid-column:1}
}
@media (max-width:560px){
  .topbar{padding:11px 14px}
  .brand-button strong{font-size:.58rem}
  .brand-button small{font-size:.68rem}
  main{padding:30px 14px 70px}
  .gate{padding:14px}
  .gate-card{border-radius:28px}
  .access-row{flex-direction:column}
  .hero{padding-top:30px}
  .weekly-card div:first-child{justify-content:space-between}
  .section-heading{gap:12px}
  .back-button{width:40px;height:40px}
  .tuner-main,.metro-main,.focus-main,.reference-panel,.metro-settings,.focus-settings,.history-panel{padding:20px}
  .note-display{margin-top:62px}
  .tuner-status-row{align-items:flex-start}
  .calibration{white-space:nowrap}
  .bpm-control{gap:10px}
  .bpm-control input{font-size:3.5rem;width:120px}
  .metro-actions,.focus-actions{width:100%}
  .metro-actions button,.focus-actions button{flex:1;min-width:0;padding-left:10px;padding-right:10px}
  .ramp-grid{grid-template-columns:1fr}
  .history-heading{align-items:center}
}
@media (prefers-reduced-motion:reduce){
  *{scroll-behavior:auto!important;animation-duration:.01ms!important;transition-duration:.01ms!important}
}