/* Fonts, served from this site (latin subset). Licences are in fonts/. */
@font-face{font-family:"Barlow";font-style:normal;font-weight:400;font-display:swap;src:url(fonts/barlow-400.woff2) format("woff2")}
@font-face{font-family:"Barlow";font-style:normal;font-weight:500;font-display:swap;src:url(fonts/barlow-500.woff2) format("woff2")}
@font-face{font-family:"Barlow";font-style:normal;font-weight:600;font-display:swap;src:url(fonts/barlow-600.woff2) format("woff2")}
@font-face{font-family:"Barlow";font-style:normal;font-weight:700;font-display:swap;src:url(fonts/barlow-700.woff2) format("woff2")}
@font-face{font-family:"Big Shoulders Display";font-style:normal;font-weight:700 800;font-display:swap;src:url(fonts/big-shoulders-display-700-800.woff2) format("woff2")}

/* Base reset (matches the claude.ai artifact wrapper). */
:root{color-scheme:light;box-sizing:border-box;padding-top:env(safe-area-inset-top,0px);padding-bottom:env(safe-area-inset-bottom,0px)}
html{scroll-padding-top:env(safe-area-inset-top,0px)}
body{margin:0;padding:0;font:14px -apple-system,BlinkMacSystemFont,sans-serif;background:#fff;color:#000}
img{max-width:100%}
[hidden]:not([hidden=until-found i]){display:none!important}

/* Layout: a courtside trainer. The 3D court seen from back middle is the hero; the drill panel sits beside it on wide screens and under it on phones. */
:root{
  --bg:#edf0f4;
  --surface:#ffffff;
  --surface-2:#e2e7ee;
  --ink:#122035;
  --muted:#566476;
  --line:#cdd5df;
  --accent:#bf4a16;      /* court orange */
  --accent-ink:#ffffff;
  --blue:#1d5aa3;        /* free-zone blue */
  --good:#1b7f4e;
  --bad:#bf3328;
  --on-sem:#ffffff;
  --font-display:"Big Shoulders Display","Arial Narrow","Roboto Condensed",Impact,sans-serif;
  --font-body:"Barlow",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
}
@media (prefers-color-scheme: dark){
  :root:not([data-theme="light"]){
    --bg:#0c131c; --surface:#142030; --surface-2:#1c2a3c; --ink:#e5ebf2; --muted:#93a1b3; --line:#29394e;
    --accent:#f0784a; --accent-ink:#1b0c05; --blue:#74aaea; --good:#47c487; --bad:#ff6f61; --on-sem:#08140e;
    color-scheme:dark;
  }
}
:root[data-theme="dark"]{
  --bg:#0c131c; --surface:#142030; --surface-2:#1c2a3c; --ink:#e5ebf2; --muted:#93a1b3; --line:#29394e;
  --accent:#f0784a; --accent-ink:#1b0c05; --blue:#74aaea; --good:#47c487; --bad:#ff6f61; --on-sem:#08140e;
  color-scheme:dark;
}
*{box-sizing:border-box}
[hidden]{display:none!important}
html,body{height:100%}
body{background:var(--bg);color:var(--ink);font-family:var(--font-body);font-size:15px;line-height:1.4}
button{font-family:inherit}
:focus-visible{outline:3px solid var(--blue);outline-offset:2px}

.app{height:100%;max-width:1280px;margin:0 auto;padding-block:10px 12px;padding-left:max(16px,env(safe-area-inset-left,0px));padding-right:max(16px,env(safe-area-inset-right,0px));display:flex;flex-direction:column;gap:10px}

.top{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:10px 20px}
.brand{display:flex;align-items:center;gap:10px;min-width:0}
.mark{width:24px;height:24px;color:var(--accent);flex:none}
h1{font-family:var(--font-display);font-weight:800;font-size:26px;line-height:1;margin:0;text-transform:uppercase;letter-spacing:.01em}
.top-end{display:flex;align-items:center;gap:8px;min-width:0;max-width:100%}
.replay,.coachbtn{display:inline-flex;align-items:center;gap:6px;font-size:14px;padding:7px 12px;flex:none}
.replay svg,.coachbtn svg{width:14px;height:14px}
.tabs{display:flex;gap:3px;background:var(--surface-2);padding:3px;border-radius:12px;overflow-x:auto;max-width:100%}
.tab{appearance:none;border:0;background:transparent;color:var(--muted);font-weight:600;font-size:14px;padding:6px 12px;border-radius:8px;cursor:pointer;white-space:nowrap}
.tab:hover{color:var(--ink)}
.tab[aria-selected="true"]{background:var(--surface);color:var(--ink);box-shadow:0 1px 2px rgba(10,20,35,.14)}

.stage{flex:1;min-height:0;display:grid;grid-template-columns:minmax(0,1fr) 350px;grid-template-rows:minmax(0,1fr);gap:14px}
@media (max-width:920px){.stage{grid-template-columns:minmax(0,1fr);grid-template-rows:auto minmax(0,1fr);gap:10px}}

.viewwrap{min-width:0;min-height:0;display:flex;flex-direction:column}
.view{position:relative;width:100%;flex:1;min-height:0;border-radius:12px;overflow:hidden;background:#1d2836}
@media (max-width:920px){.view{flex:none;aspect-ratio:16/9;max-height:50vh}}
.view canvas{display:block;width:100%;height:100%;touch-action:manipulation}
.view.placing canvas{cursor:crosshair}
.hud{position:absolute;left:12px;top:10px;font-size:11px;font-weight:700;letter-spacing:.09em;text-transform:uppercase;color:#f3f6fa;opacity:.82;text-shadow:0 1px 3px rgba(0,0,0,.6);pointer-events:none}
.callout{position:absolute;right:12px;top:6px;font-family:var(--font-display);font-weight:800;font-size:clamp(32px,6vw,56px);line-height:1;color:#fff;text-transform:uppercase;text-shadow:0 2px 14px rgba(0,0,0,.55);pointer-events:none}
.callout.ok{color:#8ff0bd}
.callout.no{color:#ffb3a9}
.nogl{position:absolute;inset:0;display:grid;place-items:center;padding:24px;text-align:center;color:#e6edf5;font-weight:600}


.btn{appearance:none;font-weight:700;font-size:14px;border-radius:9px;padding:8px 14px;border:1px solid var(--line);background:var(--surface);color:var(--ink);cursor:pointer}
.btn:hover{border-color:var(--ink)}
.btn.primary{background:var(--accent);border-color:var(--accent);color:var(--accent-ink)}
.btn.primary:hover{filter:brightness(1.06)}
.btn:disabled{opacity:.45;cursor:default;filter:none}
.btn.small{font-size:12px;padding:4px 10px;border-radius:8px}

.panel{background:var(--surface);border:1px solid var(--line);border-radius:12px;padding:14px;min-width:0;min-height:0;overflow:auto}
.lede{margin:0 0 10px;color:var(--muted);font-size:14px}
.scope{display:grid;grid-template-columns:1fr 1fr;gap:3px;background:var(--surface-2);padding:3px;border-radius:10px;margin-bottom:12px}
.scope button{appearance:none;border:0;background:transparent;color:var(--muted);font:inherit;font-weight:600;font-size:13px;padding:6px 8px;border-radius:7px;cursor:pointer;display:flex;gap:6px;justify-content:center;align-items:baseline}
.scope button[aria-pressed="true"]{background:var(--surface);color:var(--ink);box-shadow:0 1px 2px rgba(10,20,35,.14)}
.aka{font-size:12px;color:var(--muted);margin:-4px 0 6px}
.opt{display:contents}
.eyebrow{margin:0;font-size:11px;font-weight:700;letter-spacing:.09em;text-transform:uppercase;color:var(--muted)}
.group+.group{margin-top:9px}
.group h3{margin:0 0 5px;font-size:11px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--muted);display:flex;gap:8px;align-items:baseline}
.group h3 span{font-weight:500;letter-spacing:.02em;text-transform:none}

.pad{display:grid;grid-template-columns:repeat(auto-fill,minmax(70px,1fr));gap:6px}
.pad.few{grid-template-columns:repeat(2,minmax(0,1fr))}
.pad.combos{grid-template-columns:repeat(auto-fill,minmax(100px,1fr))}
.pad.combos .call{font-size:18px}
.call{appearance:none;border:1px solid var(--line);background:var(--surface-2);color:var(--ink);border-radius:9px;padding:7px 4px 6px;cursor:pointer;font-family:var(--font-display);font-weight:800;font-size:20px;line-height:1;text-transform:uppercase;letter-spacing:.02em;min-height:40px}
.pad.few .call{font-size:26px;min-height:52px}
.call:hover:not(:disabled){border-color:var(--accent)}
.call.on{background:var(--accent);border-color:var(--accent);color:var(--accent-ink)}
.call.right{background:var(--good);border-color:var(--good);color:var(--on-sem);opacity:1}
.call.wrong{background:var(--bad);border-color:var(--bad);color:var(--on-sem);opacity:1}
.call:disabled{cursor:default;opacity:.55}

.card{margin-top:12px;border-top:1px solid var(--line);padding-top:12px}
.card-head{display:flex;align-items:center;gap:6px 8px;flex-wrap:wrap}
.card-head .callname{margin-right:4px}
.callname{font-family:var(--font-display);font-weight:800;font-size:34px;line-height:.9;text-transform:uppercase}
.chip{display:inline-flex;align-items:center;gap:6px;font-size:11px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;padding:4px 8px;border-radius:6px;background:var(--surface-2);color:var(--ink)}
.bars{display:inline-flex;gap:2px;align-items:flex-end;height:10px}
.bars i{display:block;width:3px;background:var(--line);border-radius:1px}
.bars i:nth-child(1){height:4px}.bars i:nth-child(2){height:7px}.bars i:nth-child(3){height:10px}
.bars i.f{background:var(--accent)}
.card p{margin:6px 0 0;max-width:60ch;font-size:14px}
/* Position badges: a coloured dot per hitter. */
.chip.pos::before{content:"";width:8px;height:8px;border-radius:50%;background:var(--pos)}
.chip.left{--pos:#4f8fe0}
.chip.middle,.chip.slide{--pos:#a070e0}
.chip.right{--pos:#e0a82e}
.chip.pipe{--pos:#3fbf7f}

.qhead{display:flex;justify-content:space-between;gap:12px;align-items:baseline;flex-wrap:wrap;margin-bottom:8px}
.qhead .lede{margin:0}
.score{font-size:13px;color:var(--muted);font-variant-numeric:tabular-nums;white-space:nowrap}
.score b{color:var(--ink)}
.feedback{min-height:2.8em;font-weight:600;font-size:14px;margin:10px 0 8px}
.feedback.ok{color:var(--good)}
.feedback.no{color:var(--bad)}
.actions{display:flex;gap:8px;flex-wrap:wrap}
.opts{display:flex;flex-direction:column;gap:5px;margin-top:12px;padding-top:10px;border-top:1px solid var(--line);font-size:13px}
.opts label{display:flex;gap:8px;align-items:center;cursor:pointer}
.opts input{width:16px;height:16px;accent-color:var(--accent)}
.opts small{color:var(--muted);font-size:12px;margin-left:24px;margin-top:-4px}

.bigcall{font-family:var(--font-display);font-weight:800;font-size:clamp(48px,10vw,72px);line-height:.95;text-transform:uppercase;margin:0 0 8px}
.steps{margin:0 0 10px;padding-left:20px;color:var(--muted);font-size:14px}
.steps li+li{margin-top:2px}
.steps li.done{color:var(--good)}
.tempos{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:6px}
.tempo{appearance:none;border:1px solid var(--line);background:var(--surface-2);color:var(--ink);border-radius:9px;padding:7px 7px;cursor:pointer;text-align:left;display:flex;flex-direction:column;gap:3px;min-width:0}
.tempo b{font-family:var(--font-display);font-size:18px;font-weight:800;text-transform:uppercase;line-height:1;display:flex;align-items:center;gap:8px}
.tempo span{font-size:11px;color:var(--muted);line-height:1.25}
.tempo[aria-checked="true"]{border-color:var(--accent);box-shadow:inset 0 0 0 1px var(--accent)}
.tempo:disabled{cursor:default;opacity:.6}

.summary{display:flex;gap:22px;flex-wrap:wrap;margin-bottom:10px}
.summary div{display:flex;flex-direction:column}
.summary b{font-family:var(--font-display);font-size:32px;font-weight:800;line-height:1;font-variant-numeric:tabular-nums}
.summary span{font-size:12px;color:var(--muted);font-weight:600;text-transform:uppercase;letter-spacing:.07em}
.tablewrap{overflow-x:auto}
.prog{width:100%;border-collapse:collapse;font-variant-numeric:tabular-nums}
.prog th{text-align:left;font-size:11px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--muted);padding:6px 6px 6px 0;border-bottom:1px solid var(--line)}
.prog td{padding:5px 6px 5px 0;border-bottom:1px solid var(--line);white-space:nowrap}
.prog .cn{font-family:var(--font-display);font-weight:800;font-size:18px;text-transform:uppercase}
.pips{display:inline-flex;gap:3px;vertical-align:middle}
.pips i{display:block;width:11px;height:11px;border-radius:3px;background:var(--surface-2);border:1px solid var(--line)}
.pips i.f{background:var(--good);border-color:var(--good)}
.acc{font-size:12px;color:var(--muted);margin-left:6px}
.savenote{font-size:12px;color:var(--muted);margin:10px 0 8px}
.reset{display:flex;gap:8px;align-items:center;flex-wrap:wrap;font-size:14px}
.install{display:flex;gap:10px;align-items:center;flex-wrap:wrap;margin:0 0 12px;padding:10px 12px;border-radius:10px;background:var(--surface-2);font-size:13px}
.install p{margin:0;flex:1 1 200px}

@media (prefers-reduced-motion: reduce){*{transition:none!important}}

/* ---------- phones (kept last so they override the rules above) ---------- */
/* Narrow portrait phones: a taller court, so there's more floor to tap in Place it. */
@media (max-width:600px) and (orientation:portrait){
  .view{aspect-ratio:4/3}
}
/* Phones, either way up: tighter panel, group names beside their calls. */
@media (max-width:600px), (orientation:landscape) and (max-height:520px){
  h1{font-size:22px}
  .panel{padding:12px}
  #mode-learn > .lede{display:none}
  .scope{padding:2px;margin-bottom:10px}
  .scope button{padding:4px 8px}
  .group{display:grid;grid-template-columns:64px minmax(0,1fr);gap:8px;align-items:center}
  .group h3{margin:0;display:block;line-height:1.2}
  .group h3 span{display:none}
  .group.solo{display:block}
  .group.solo h3{margin-bottom:5px}
  .group+.group{margin-top:5px}
  .pad{grid-template-columns:repeat(auto-fill,minmax(50px,1fr));gap:5px}
  #learnGroups .pad:not(.combos){grid-template-columns:repeat(4,minmax(0,1fr))}
  .call{min-height:32px;font-size:18px;padding:5px 3px 4px}
  .card{margin-top:8px;padding-top:8px}
  .callname{font-size:26px}
  .bigcall{font-size:48px}
  .feedback{min-height:2.6em;margin:8px 0 6px}
}
/* Narrow phones: brand and Replay on one row, the tabs full width under them. */
@media (max-width:600px){
  .top{gap:8px 12px}
  .top-end{display:contents}
  .replay,.coachbtn{order:1;padding:5px 10px;font-size:13px}
  .coachbtn{margin-left:auto}
  .tabs{order:2;flex:1 0 100%}
  .tab{flex:1;padding:6px 4px}
}
/* Phones on their side: court on the left, panel on the right. */
@media (orientation:landscape) and (max-height:520px){
  .app{padding-block:6px 8px;gap:6px}
  .stage{grid-template-columns:minmax(0,1fr) minmax(280px,42%);grid-template-rows:minmax(0,1fr);gap:10px}
  .view{flex:1;aspect-ratio:auto;max-height:none}
  .panel{padding:10px}
  .bigcall{font-size:38px;margin-bottom:4px}
  .steps{font-size:13px;margin-bottom:8px}
  .tempo{padding:6px}
  .tempo span{display:none}
}

/* ---------- coach mode ---------- */
/* Landscape and desktop: the court fills the screen with the name over the floor. */
.coaching .top,.coaching .panel,.coaching .hud,.coaching .callout{display:none!important}
.coaching .app{max-width:none;padding:0;gap:0}
.coaching .stage{grid-template-columns:minmax(0,1fr);grid-template-rows:minmax(0,1fr);gap:0}
.coaching .viewwrap{position:relative}
.coaching .view{flex:1;aspect-ratio:auto;max-height:none;border-radius:0}
.coach{position:absolute;inset:0;pointer-events:none;color:#fff}
.coach-top{position:absolute;left:0;right:0;top:0;display:flex;align-items:center;justify-content:space-between;gap:10px;padding:max(10px,env(safe-area-inset-top)) max(12px,env(safe-area-inset-right)) 10px max(12px,env(safe-area-inset-left))}
.coach-count{font-weight:700;font-size:15px;letter-spacing:.06em;font-variant-numeric:tabular-nums;text-shadow:0 1px 3px rgba(0,0,0,.6)}
.coach-info{position:absolute;left:0;right:0;bottom:0;padding:28px calc(250px + env(safe-area-inset-right,0px)) max(14px,env(safe-area-inset-bottom)) max(18px,env(safe-area-inset-left));background:linear-gradient(to top,rgba(8,14,22,.88) 35%,rgba(8,14,22,0))}
.coach-name{font-family:var(--font-display);font-weight:800;text-transform:uppercase;line-height:.9;font-size:clamp(52px,15vh,160px);letter-spacing:.01em}
.coach-where{margin-top:6px;font-size:clamp(14px,2.8vh,24px);font-weight:600;line-height:1.3;display:flex;flex-wrap:wrap;align-items:center;gap:4px 10px}
.coach-where .chip{background:rgba(255,255,255,.14);color:inherit}
.coach-nav{position:absolute;right:max(14px,env(safe-area-inset-right));bottom:max(14px,env(safe-area-inset-bottom));display:flex;gap:8px}
.coach-top>*,.coach-nav,.coach-picker{pointer-events:auto}
.coach-turn{display:none}
.cbtn{appearance:none;border:1px solid rgba(255,255,255,.3);background:rgba(10,18,28,.66);color:#fff;font:inherit;font-weight:700;font-size:15px;border-radius:12px;min-height:48px;min-width:48px;padding:0 16px;cursor:pointer;display:inline-flex;align-items:center;justify-content:center;gap:6px}
.cbtn.big{font-size:30px;line-height:1;min-width:64px;padding:0 0 4px}
.cbtn:hover{border-color:#fff}
.coach-picker{position:fixed;inset:0;z-index:10;overflow:auto;background:var(--bg);color:var(--ink);padding:max(16px,env(safe-area-inset-top)) max(16px,env(safe-area-inset-right)) max(16px,env(safe-area-inset-bottom)) max(16px,env(safe-area-inset-left))}
.coach-picker-inner{max-width:560px;margin:0 auto;display:flex;flex-direction:column;gap:12px}
.coach-picker h2{margin:0;font-family:var(--font-display);font-weight:800;font-size:28px;text-transform:uppercase}
.coach-picker .lede{margin:0}
.coach-done{align-items:center;padding-top:12px;border-top:1px solid var(--line)}

/* Portrait: the court on top, the name and buttons underneath. */
@media (orientation:portrait){
  .coaching .app{padding:max(10px,env(safe-area-inset-top)) 14px max(14px,env(safe-area-inset-bottom))}
  .coaching .viewwrap{gap:12px}
  .coaching .view{flex:none;aspect-ratio:4/3;border-radius:12px}
  .coach{display:contents;color:var(--ink)}
  .coach-top,.coach-info,.coach-nav{position:static;padding:0;background:none}
  .coach-top{order:-1}
  .coach-info{order:1}
  .coach-nav{order:2;margin-top:auto}   /* within thumb reach */
  .coach-nav #coachReplay{flex:1}
  .coach-turn{order:3;display:block;margin:0;text-align:center;font-size:13px;color:var(--muted)}
  .coach-count{text-shadow:none}
  .coach-name{font-size:clamp(56px,20vw,140px)}
  .coach-where{font-size:17px}
  .coach-where .chip{background:var(--surface-2)}
  .cbtn{background:var(--surface);color:var(--ink);border-color:var(--line)}
  .cbtn:hover{border-color:var(--ink)}
}