:root{
  --bg:#1A1B26; --bg-deep:#16161E; --surface:#1F2335; --raised:#292E42; --line:#3B4261; --grid:#2F3549; --box:#565F89;
  --text:#C0CAF5; --strong:#E0E6FF; --muted:#A9B1D6; --faint:#9AA5CE;
  --accent:#7AA2F7; --accent-wash:rgba(122,162,247,.32); --violet:#BB9AF7; --on-accent:#1A1B26;
  --accent-hover:#9DBBFA; --a16:rgba(122,162,247,.16); --a50:rgba(122,162,247,.5); --a72:rgba(122,162,247,.72); --a95:rgba(122,162,247,.95);
  --nav-bg:rgba(26,27,38,.92); --peer:#262B40; --future:#737AA2; --link-hover:#FFFFFF;
  --display:"Fraunces",Georgia,serif; --sans:"Instrument Sans",system-ui,sans-serif; --mono:"JetBrains Mono",ui-monospace,monospace;
  color-scheme:dark;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);transition:background-color .25s,color .25s;color:var(--text);font:18px/1.55 var(--sans);-webkit-font-smoothing:antialiased}
a{color:var(--text)} a:hover{color:var(--link-hover)}
h1,h2,h3,p{margin:0}
ul{list-style:none;margin:0;padding:0}
.wrap{max-width:1200px;margin:0 auto;padding:0 24px}
section{padding:120px 0;scroll-margin-top:72px}
.deep{background:var(--bg-deep)}
.eyebrow{font:500 14px/1 var(--mono);letter-spacing:.08em;text-transform:uppercase;color:var(--violet)}
h2{font:600 clamp(34px,4.6vw,56px)/1.08 var(--display);letter-spacing:-.02em;color:var(--strong)}
.lede{color:var(--muted)}
.section-head{display:flex;gap:80px;align-items:flex-end;margin-bottom:56px}
.section-head .title{flex:1;display:flex;flex-direction:column;gap:20px;max-width:720px}
.section-head .lede{width:420px;flex-shrink:0}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;min-height:48px;padding:14px 26px;border-radius:12px;font-weight:600;text-decoration:none;font-size:17px}
:where(button).btn{font-family:inherit;background:transparent;border:0;cursor:pointer} .btn:disabled{opacity:.45;cursor:default}
.btn-primary{background:var(--accent);color:var(--on-accent)} .btn-primary:hover{background:var(--accent-hover);color:var(--on-accent)}
.btn-ghost{border:1px solid var(--line);color:var(--text);font-weight:500} .btn-ghost:hover{border-color:var(--box)}
.btn:focus-visible,a:focus-visible{outline:2px solid var(--accent);outline-offset:3px}

/* nav */
.nav{position:sticky;top:0;z-index:10;background:var(--nav-bg);-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);border-bottom:1px solid var(--raised)}
.nav .wrap{height:72px;display:flex;align-items:center;justify-content:space-between}
.logo-bg{fill:var(--surface);stroke:var(--box)} .logo-lines{stroke:var(--box)} .logo-cell{fill:var(--accent)}
.brand{display:flex;align-items:center;gap:12px;text-decoration:none;font:600 21px var(--display)}
.nav ul{display:flex;align-items:center;gap:32px;font-size:16px}
.nav ul a{text-decoration:none;color:var(--muted)} .nav ul a:hover{color:var(--strong)}
.nav .btn{min-height:44px;padding:10px 18px;font-size:16px}
.nav ul a.btn-primary,.nav ul a.btn-primary:hover{color:var(--on-accent)}

/* hero */
.hero{padding:88px 0 112px}
.hero .wrap{display:flex;align-items:center;gap:72px}
.hero-copy{flex:1;display:flex;flex-direction:column;gap:28px}
h1{font:600 clamp(46px,6.4vw,84px)/1.02 var(--display);letter-spacing:-.025em;color:var(--strong)}
h1 em{font-weight:500;color:var(--accent)}
.hero .lede{font-size:21px;line-height:1.6;max-width:580px}
.actions{display:flex;gap:16px;flex-wrap:wrap;align-items:center}
.store-badge{--h:54px;display:inline-flex;border-radius:9px}
.store-badge img{display:block;height:var(--h);width:auto}
.store-badge.play img{height:calc(var(--h) * 250 / 168);margin:calc(var(--h) * -41 / 168)}
.store-badge:hover{opacity:.85}
.stats{display:flex;gap:40px;padding-top:28px;border-top:1px solid var(--raised);margin-top:8px}
.stats div{display:flex;flex-direction:column}
.stats b{font:600 36px/1.2 var(--display);color:var(--strong)}
.stats span{font-size:15px;color:var(--faint)}
.hero figure{margin:0;display:flex;flex-direction:column;gap:14px;flex-shrink:0}
figcaption{font:13px/1.5 var(--mono);color:var(--faint);max-width:508px}

/* boards */
.board{--cell:56px;width:max-content;display:grid;grid-template-columns:repeat(9,var(--cell));grid-template-rows:repeat(9,var(--cell));border:2px solid var(--box);border-radius:6px;overflow:hidden;background:var(--surface);font-variant-numeric:tabular-nums}
.cell{display:flex;align-items:center;justify-content:center;border-right:1px solid var(--grid);border-bottom:1px solid var(--grid);font-size:calc(var(--cell)*.5);font-weight:600;color:var(--text)}
.cell.br{border-right:2px solid var(--box)} .cell.bb{border-bottom:2px solid var(--box)}
.cell.nr{border-right:0} .cell.nb{border-bottom:0}
.cell.peer{background:var(--peer)}
.cell.sel{background:var(--accent-wash);box-shadow:inset 0 0 0 2px var(--accent);color:var(--accent)}
.cell.entry{color:var(--accent);font-weight:500}
.notes{display:grid;grid-template-columns:repeat(3,1fr);grid-template-rows:repeat(3,1fr);width:100%;height:100%;padding:calc(var(--cell)*.08)}
.notes span{display:flex;align-items:center;justify-content:center;font-size:max(9px,calc(var(--cell)*.22));font-weight:500;line-height:1;color:var(--muted)}
.mini{--cell:30px;font-size:15px}
.mini .cell{font-size:15px}
.mini .ruled{background:var(--raised)}
.practice.live .mini{--cell:min(36px,calc((100vw - 90px) / 9))}
.mini .ctx{background:var(--a16)}
.mini .pat,.mini .res{background:var(--accent-wash);box-shadow:inset 0 0 0 2px var(--accent)}
.practice.live .mini .notes span{font-size:10px}
.mini .pat .notes span{color:var(--strong)}
.mini .res{color:var(--accent)}
.mini .exc{box-shadow:inset 0 0 0 2px var(--violet)}
.mini s{color:var(--violet);text-decoration-thickness:2px}

/* cards */
.grid-4{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px}
.grid-3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}
.card{background:var(--surface);border:1px solid var(--raised);border-radius:16px;padding:32px 28px;display:flex;flex-direction:column;gap:14px}
.card h3{font-size:21px;font-weight:600;color:var(--strong);line-height:1.3}
.card p{font-size:16px;color:var(--muted)}
.icon,.ink{width:48px;height:48px;border-radius:12px;display:flex;align-items:center;justify-content:center;color:var(--accent)}
.icon{background:var(--raised)}
.ink{background:var(--bg-deep);border:1px dashed var(--box)}

/* themes + settings */
.themes{display:grid;grid-template-columns:repeat(7,minmax(0,1fr));gap:14px;margin-bottom:48px}
.themes button{all:unset;box-sizing:border-box;width:100%;cursor:pointer;display:flex;flex-direction:column;gap:10px;font-size:14px;color:var(--muted);line-height:1.3}
.themes button:hover{color:var(--strong)} .themes button:hover .swatch{border-color:var(--box)}
.themes button:focus-visible .swatch{outline:2px solid var(--accent);outline-offset:3px}
.themes button[aria-pressed="true"]{color:var(--strong);font-weight:600}
.themes button[aria-pressed="true"] .swatch{outline:2px solid var(--accent);outline-offset:3px}
.swatch{height:88px;border-radius:12px;border:1px solid var(--line);display:flex;align-items:flex-end;gap:6px;padding:12px}
.swatch i{width:18px;height:18px;border-radius:50%}
.settings{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px}
.setting{background:var(--surface);border:1px solid var(--raised);border-radius:14px;padding:24px;display:flex;flex-direction:column;gap:10px}
.setting-head{display:flex;justify-content:space-between;align-items:center;gap:12px}
.setting h3{font-size:17px;font-weight:600;color:var(--strong);line-height:1.3}
.setting p{font-size:15px;line-height:1.5;color:var(--muted)}
.default{font:11px var(--mono);text-transform:uppercase;letter-spacing:.04em;color:var(--faint);margin-top:auto}
.switch{width:44px;height:26px;border-radius:13px;padding:3px;display:flex;flex-shrink:0;background:var(--raised)}
.switch span{width:20px;height:20px;border-radius:50%;background:var(--faint)}
.switch.on{background:var(--accent);justify-content:flex-end} .switch.on span{background:var(--on-accent)}

/* daily */
.split{display:flex;gap:96px;align-items:center}
.split-copy{flex:1;display:flex;flex-direction:column;gap:24px}
.ticks{display:flex;flex-direction:column;gap:14px;padding-top:8px}
.ticks li{display:flex;gap:14px;align-items:flex-start}
.ticks svg{flex-shrink:0;margin-top:3px;color:var(--accent)}
.calendar{width:460px;flex-shrink:0;background:var(--surface);border:1px solid var(--raised);border-radius:20px;padding:32px;display:flex;flex-direction:column;gap:18px}
.cal-head{display:flex;justify-content:space-between;align-items:baseline}
.cal-head b{font:600 26px var(--display);color:var(--strong)}
.cal-head span,.dow{font:13px var(--mono);color:var(--faint)}
.dow,.days{display:grid;grid-template-columns:repeat(7,minmax(0,1fr));gap:8px;text-align:center}
.day{height:48px;border-radius:10px;display:flex;align-items:center;justify-content:center;font-size:14px;font-variant-numeric:tabular-nums}
.l0{background:var(--bg)} .l1{background:var(--a16)} .l2{background:var(--accent-wash)} .l3{background:var(--a50)}
.l4{background:var(--a72);color:var(--on-accent);font-weight:600} .l5{background:var(--a95);color:var(--on-accent);font-weight:600}
.today{box-shadow:0 0 0 2px var(--strong)}
.future{border:1px dashed var(--raised);color:var(--future)}
.legend{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--faint)}
.legend i{width:16px;height:16px;border-radius:4px} .legend .l0{border:1px solid var(--raised)}

/* training */
.practice{width:420px;flex-shrink:0;background:var(--surface);border:1px solid var(--raised);border-radius:20px;padding:36px;display:flex;flex-direction:column;gap:20px;align-items:center;margin:0}
.practice figcaption{text-align:center;display:flex;flex-direction:column;gap:8px}
.lesson-label{text-transform:uppercase}
.lesson-text{font:16px/1.5 var(--sans);color:var(--text)}
.practice.live .lesson-text{min-height:6em}
.lesson-nav{display:none;gap:12px;width:100%}
.practice.live .lesson-nav{display:flex}
.lesson-nav .btn{flex:1;min-height:44px;padding:10px 16px;font-size:16px}
.chips{display:flex;flex-wrap:wrap;gap:10px;padding-top:8px}
.chips button{all:unset;box-sizing:border-box;cursor:pointer;display:flex;align-items:center;gap:8px;min-height:40px;padding:8px 14px;border-radius:999px;background:var(--surface);border:1px solid var(--raised);font-size:15px}
.chips button:hover{border-color:var(--box)}
.chips button:focus-visible{outline:2px solid var(--accent);outline-offset:3px}
.chips button[aria-pressed="true"]{border-color:var(--accent);background:var(--a16);color:var(--strong)}
.chips small{font:11px var(--mono);text-transform:uppercase;color:var(--faint)}

/* pricing */
.center-head{display:flex;flex-direction:column;gap:20px;align-items:center;text-align:center;margin-bottom:56px}
.center-head .lede{max-width:640px}
.plans{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}
.plan{background:var(--surface);border:1px solid var(--raised);border-radius:20px;padding:40px 36px;display:flex;flex-direction:column;gap:24px}
.plan.featured{border:2px solid var(--accent)}
.plan-head{display:flex;flex-direction:column;gap:8px}
.plan h3{font-size:22px;font-weight:600;color:var(--strong);display:flex;justify-content:space-between;align-items:center}
.tag{font:12px var(--mono);color:var(--on-accent);background:var(--accent);padding:4px 10px;border-radius:999px}
.price{font:600 52px/1.1 var(--display);color:var(--strong)}
.price small{font:400 18px var(--sans);color:var(--faint)}
.plan-note{font-size:15px;color:var(--faint)}
.plan .ticks{font-size:16px;flex:1;padding:0;gap:12px}
.plan .btn{width:100%}

/* closing */
.closing{padding:112px 0 48px}
.closing-row{display:flex;justify-content:space-between;align-items:center;gap:64px;margin-bottom:96px}
.closing .actions{flex-shrink:0}
.closing h2{font-size:clamp(38px,5vw,64px);max-width:760px}
footer{display:flex;justify-content:space-between;align-items:center;gap:24px;padding-top:32px;border-top:1px solid var(--raised);font-size:15px;color:var(--faint)}
footer nav{display:flex;gap:32px}
footer a{color:var(--faint)}
.legal{margin-top:20px;font-size:13px;line-height:1.5;color:var(--faint);max-width:720px}

@media (max-width:1100px){
  .hero .wrap,.split{flex-direction:column;align-items:stretch;gap:56px}
  .hero figure{align-self:center}
  .calendar,.practice{width:100%;max-width:520px;align-self:center}
  #training .split{flex-direction:column-reverse}
  .section-head{flex-direction:column;align-items:flex-start;gap:20px}
  .section-head .lede{width:auto;max-width:720px}
  .grid-4,.settings{grid-template-columns:repeat(2,minmax(0,1fr))}
  .grid-3,.plans{grid-template-columns:repeat(2,minmax(0,1fr))}
  .themes{grid-template-columns:repeat(4,minmax(0,1fr))}
  .nav ul li:not(:last-child){display:none}
}
@media (max-width:640px){
  body{font-size:17px}
  .wrap{padding:0 16px}
  section{padding:72px 0}
  .hero{padding:48px 0 64px}
  .hero .lede{font-size:18px}
  .actions .btn{width:100%}
  .stats{display:grid;grid-template-columns:1fr 1fr;gap:20px}
  .stats b{font-size:32px}
  .hero .board{--cell:min(56px,calc((100vw - 36px) / 9))}
  .store-badge{--h:46px}
  .section-head,.center-head{margin-bottom:28px}
  .center-head{align-items:flex-start;text-align:left}
  .grid-4,.grid-3,.settings,.plans{grid-template-columns:1fr;gap:14px}
  .card{padding:24px}
  .themes{grid-template-columns:repeat(3,minmax(0,1fr));gap:12px}
  .swatch{height:64px;padding:10px}
  .calendar{padding:20px;gap:14px}
  .dow,.days{gap:6px} .day{height:40px}
  .practice{padding:24px}
  .plan{padding:28px 24px}
  .closing-row{flex-direction:column;align-items:stretch;gap:24px;margin-bottom:56px}
  footer{flex-direction:column-reverse;align-items:flex-start}
  .brand span{font-size:19px}
}

@media (prefers-reduced-motion:reduce){ html{scroll-behavior:auto} }