/* deploy-only: skeleton reset the artifact host used to provide, plus the email form */
:root{padding-top:env(safe-area-inset-top,0px);padding-bottom:env(safe-area-inset-bottom,0px)}
img{max-width:100%}
[hidden]{display:none!important}
.subscribe{display:flex;flex-direction:column;gap:6px;padding:12px 0 2px;max-width:420px}
.subscribe label{font-size:12px;color:var(--muted)}
.subscribe .hp{position:absolute;left:-9999px;margin:0}
.subrow{display:flex;gap:6px}
.subrow input{flex:1;min-width:0;font:inherit;font-size:14px;padding:0 12px;min-height:40px;border-radius:10px;border:1px solid var(--line);background:var(--panel);color:var(--fg)}
.subrow input:focus-visible{outline:2px solid var(--accent);outline-offset:1px}
.submsg{margin:0;font-size:12px;color:var(--ok)}
@media (min-width:820px){.app{grid-template-rows:auto minmax(0,1fr) auto auto auto;grid-template-areas:"head head" "stage side" "kb side" "sub sub" "foot foot"}.subscribe{grid-area:sub;justify-self:center;align-items:center;text-align:center;padding:0}}

/* Layout: on phones the page scrolls — the 3D stage (with a flat "unfolded" alternative), a sticky clue bar, the clue
   list — with the on-screen keyboard pinned to the bottom. On wide screens it is one fixed screen: stage left, clues right. */
:root{
  --bg:#EDF0F4; --fg:#1A1E27; --muted:#66707F; --line:#CBD3DE;
  --panel:#F8F9FB; --panel-2:#DFE4EB;
  --body:#2C3545; --face:#FFFFFF; --ink:#1A1E27;
  --accent:#FFB300; --accent-ink:#2A1E00;
  --word:#C7DDFF; --word-ink:#0B2E5C;
  --wrong:#CF3A1E; --ok:#1E9A58;
  --btn:#FFFFFF; --btn-ink:#1A1E27;
  --scrim:rgba(20,26,36,.55);
  --font-ui:'Rubik',system-ui,-apple-system,'Segoe UI',Roboto,sans-serif;
  --font-display:'Fraunces','Iowan Old Style','Palatino Linotype',Georgia,serif;
}
@media (prefers-color-scheme: dark){
  :root:not([data-theme="light"]){
    --bg:#12161E; --fg:#E9EDF3; --muted:#98A2B3; --line:#2A3240;
    --panel:#1A2029; --panel-2:#0E1218;
    --body:#0A0D13; --face:#3B4658; --ink:#F2F5F9;
    --accent:#FFB300; --accent-ink:#2A1E00;
    --word:#2C4F86; --word-ink:#DCEBFF;
    --wrong:#FF7A5C; --ok:#3CCB7F;
    --btn:#232B37; --btn-ink:#E9EDF3;
    --scrim:rgba(0,0,0,.6);
    color-scheme:dark;
  }
}
:root[data-theme="dark"]{
  --bg:#12161E; --fg:#E9EDF3; --muted:#98A2B3; --line:#2A3240;
  --panel:#1A2029; --panel-2:#0E1218;
  --body:#0A0D13; --face:#3B4658; --ink:#F2F5F9;
  --accent:#FFB300; --accent-ink:#2A1E00;
  --word:#2C4F86; --word-ink:#DCEBFF;
  --wrong:#FF7A5C; --ok:#3CCB7F;
  --btn:#232B37; --btn-ink:#E9EDF3;
  --scrim:rgba(0,0,0,.6);
  color-scheme:dark;
}
html{box-sizing:border-box;height:100%}
*,*::before,*::after{box-sizing:inherit}
body{min-height:100%;margin:0;background:var(--bg);color:var(--fg);font-family:var(--font-ui);font-size:14px;overflow-x:hidden;-webkit-text-size-adjust:100%;touch-action:pan-x pan-y}
body::before{content:"";position:fixed;inset:0 0 auto;height:env(safe-area-inset-top,0px);background:var(--bg);z-index:10}
.app{min-height:100%;display:flex;flex-direction:column;gap:10px;
  padding-left:max(16px, env(safe-area-inset-left, 0px));
  padding-right:max(16px, env(safe-area-inset-right, 0px));
  padding-block:10px calc(16px + env(safe-area-inset-bottom, 0px))}

/* header: family line, then the title with the puzzle number and arrows, then the action buttons */
.top{display:flex;flex-direction:column;gap:6px}
.fam{display:flex;flex-wrap:wrap;gap:3px 6px;align-items:center;font-size:10px;letter-spacing:.1em;text-transform:uppercase;color:var(--muted);line-height:1;margin-bottom:-2px}
.fam a,.fam b{white-space:nowrap}
.fam a{color:inherit;text-decoration:none}
.fam a:hover{color:var(--fg);text-decoration:underline}
.fam b{font-weight:500;color:var(--fg)}
.row1{display:flex;align-items:center;justify-content:space-between;gap:10px}
h1{font-family:var(--font-display);font-style:italic;font-weight:600;font-size:24px;line-height:1.05;margin:0;letter-spacing:-.01em;text-wrap:balance}
.datenav{display:flex;align-items:center;gap:0;flex-shrink:0;margin-right:-10px}
.datenav .nav{width:36px;height:36px;font-size:22px;border-radius:8px}
.datenav .nav:disabled{opacity:.3;cursor:default}
.eyebrow{margin:0;font-size:11px;letter-spacing:.08em;text-transform:uppercase;color:var(--muted);font-variant-numeric:tabular-nums;white-space:nowrap}
.row2{display:flex;align-items:center;justify-content:space-between;gap:6px;flex-wrap:wrap}
.top-actions{display:flex;gap:6px;flex-wrap:wrap}
.small-links{display:flex;gap:0;margin-right:-8px}
.linkbtn{font:inherit;font-size:12px;background:none;border:0;color:var(--muted);text-decoration:underline;cursor:pointer;padding:6px 8px;min-height:32px}
.linkbtn.arm{color:var(--wrong);text-decoration:none;font-weight:500}

/* buttons */
.btn{font:inherit;font-weight:500;font-size:13px;background:var(--btn);color:var(--btn-ink);border:1px solid var(--line);border-radius:10px;padding:0 12px;min-height:44px;cursor:pointer;white-space:nowrap}
.btn.sm{min-height:40px;padding:0 10px}
.btn.primary{background:var(--fg);color:var(--bg);border-color:transparent}
.btn.good{background:var(--ok);color:#fff;border-color:transparent}
.btn:active{transform:translateY(1px)}
.btn:focus-visible,.key:focus-visible,.nav:focus-visible,.clues li:focus-visible,.linkbtn:focus-visible,.foot a:focus-visible,.pill:focus-visible{outline:2px solid var(--accent);outline-offset:2px}

/* stage */
.stage{position:relative;height:clamp(260px,50vh,480px);border-radius:18px;overflow:hidden;flex:0 0 auto;
  background:radial-gradient(120% 90% at 50% 25%, var(--panel) 0%, var(--panel-2) 100%);
  touch-action:none;user-select:none;-webkit-user-select:none;cursor:grab;--c:40px}
.stage.dragging{cursor:grabbing}
.stage.flat{cursor:default}
.scene{position:absolute;inset:0;perspective:1400px;perspective-origin:50% 44%}
.stage.flat .scene{display:none}
.group{position:absolute;left:50%;top:calc(50% - 22px);width:0;height:0;transform-style:preserve-3d;--yaw:-32deg;--pitch:-24deg;--s:calc(var(--c) * 1.14);
  transform:rotateX(var(--pitch)) rotateY(var(--yaw))}
.group.anim{transition:transform .65s cubic-bezier(.22,.8,.26,1)}
.group.celebrate{transition:transform 1.6s cubic-bezier(.3,.7,.2,1)}
/* letter cubes: one letter per cube, printed only on the faces that sit on the outside of the solid */
.cell{position:absolute;left:0;top:0;width:var(--c);height:var(--c);margin:calc(var(--c) * -.5);transform-style:preserve-3d;
  transform:translate3d(calc(var(--x) * var(--s)),calc(var(--y) * var(--s)),calc(var(--z) * var(--s)))}
.face{position:absolute;inset:0;display:grid;place-items:center;background:var(--face);color:var(--ink);
  backface-visibility:hidden;-webkit-backface-visibility:hidden;border-radius:calc(var(--c) * .12);
  box-shadow:inset 0 0 0 1px rgba(0,0,0,.09);font-weight:700;font-size:calc(var(--c) * .58);line-height:1}
.face.blank{background:var(--panel-2)}
.face::after{content:'';position:absolute;inset:0;border-radius:inherit;background:#000;opacity:var(--sh,0);pointer-events:none;transition:opacity .5s}
.f-pz{transform:translateZ(calc(var(--c) * .5));--sh:var(--sh-pz,0)}
.f-nz{transform:rotateY(180deg) translateZ(calc(var(--c) * .5));--sh:var(--sh-nz,0)}
.f-px{transform:rotateY(90deg) translateZ(calc(var(--c) * .5));--sh:var(--sh-px,0)}
.f-nx{transform:rotateY(-90deg) translateZ(calc(var(--c) * .5));--sh:var(--sh-nx,0)}
.f-ny{transform:rotateX(90deg) translateZ(calc(var(--c) * .5));--sh:var(--sh-ny,0)}
.f-py{transform:rotateX(-90deg) translateZ(calc(var(--c) * .5));--sh:var(--sh-py,0)}
.face .n{position:absolute;left:9%;top:6%;font-size:calc(var(--c) * .2);font-weight:500;opacity:.7;font-variant-numeric:tabular-nums}
.face .l{position:relative}
.cell.multi .face:not(.lead) .l,.cell.multi .face:not(.lead) .n{visibility:hidden}
.cell.inword .face:not(.blank){background:var(--word);color:var(--word-ink)}
.cell.sel .face:not(.blank){background:var(--accent);color:var(--accent-ink)}
.cell.wrong .face .l{color:var(--wrong)}
.cell.revealed .face .l{opacity:.6}
.cell.sel.revealed .face .l{opacity:.75}
/* flat tiles (the unfolded view) */
.tile{position:absolute;display:grid;place-items:center;background:var(--face);color:var(--ink);box-shadow:inset 0 0 0 1px rgba(0,0,0,.08);font-weight:700;line-height:1}
.tile .n{position:absolute;left:8%;top:5%;font-weight:500;opacity:.7;font-variant-numeric:tabular-nums}
.tile .l{position:relative}
.tile.inword{background:var(--word);color:var(--word-ink)}
.tile.sel{background:var(--accent);color:var(--accent-ink)}
.tile.wrong .l{color:var(--wrong)}
.tile.revealed .l{opacity:.6}
.tile.sel.revealed .l{opacity:.75}
/* the unfolded view: the same cubes laid out as the cross-shaped net; an edge cube appears on both of its faces */
.flatview{position:absolute;inset:0;display:none;--f:20px}
.stage.flat .flatview{display:block}
.netgrid{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);width:calc(var(--f) * var(--cols));height:calc(var(--f) * var(--rows))}
.netgrid .facebg{position:absolute;left:calc(var(--f) * var(--lc));top:calc(var(--f) * var(--lr));width:calc(var(--f) * var(--w));height:calc(var(--f) * var(--h));background:var(--panel-2);border-radius:4px;box-shadow:inset 0 0 0 1px var(--line)}
.netgrid .tile{left:calc(var(--f) * (var(--lc) + .06));top:calc(var(--f) * (var(--lr) + .06));width:calc(var(--f) * .88);height:calc(var(--f) * .88);border-radius:calc(var(--f) * .12);font-size:calc(var(--f) * .56)}
.netgrid .tile .n{font-size:calc(var(--f) * .2)}
.netgrid .facelbl{position:absolute;font-size:10px;letter-spacing:.08em;text-transform:uppercase;color:var(--muted);pointer-events:none}
.timer{position:absolute;right:14px;bottom:14px;font-variant-numeric:tabular-nums;font-size:14px;font-weight:500;letter-spacing:.04em;color:var(--muted);pointer-events:none}
/* which faces are toward you right now */
.facing{position:absolute;left:10px;top:10px;font-size:10px;letter-spacing:.1em;text-transform:uppercase;color:var(--muted);pointer-events:none;white-space:nowrap;max-width:calc(100% - 100px);overflow:hidden;text-overflow:ellipsis;z-index:2;padding:4px 8px;border-radius:999px;background:var(--bg);background:color-mix(in srgb,var(--bg) 78%,transparent)}
.timer{z-index:2;padding:3px 8px;border-radius:999px;background:var(--bg);background:color-mix(in srgb,var(--bg) 78%,transparent)}
.stage.flat .facing{display:none}
.pill{position:absolute;left:12px;bottom:8px;font:inherit;font-size:12px;font-weight:500;padding:0 12px;min-height:32px;border-radius:999px;border:1px solid var(--line);background:var(--btn);color:var(--btn-ink);cursor:pointer;touch-action:manipulation}
.toast{position:absolute;left:50%;top:12px;transform:translateX(-50%);background:var(--fg);color:var(--bg);padding:8px 14px;border-radius:999px;font-size:13px;font-weight:500;white-space:nowrap;max-width:calc(100% - 28px);overflow:hidden;text-overflow:ellipsis;z-index:3}
.toast.good{background:var(--ok);color:#fff}

/* clues */
.side{display:flex;flex-direction:column;gap:8px}
.cluebar{display:flex;align-items:stretch;background:var(--word);color:var(--word-ink);border-radius:12px;overflow:hidden;min-height:52px;flex-shrink:0;
  position:sticky;top:env(safe-area-inset-top,0px);z-index:4;box-shadow:0 0 0 6px var(--bg)}
/* on a phone the clue bar is pinned just above the keyboard, so the clue you are on never scrolls away */
@media (max-width:819px){
  .cluebar{position:fixed;top:auto;bottom:calc(var(--kbh,0px) + 8px);left:max(16px, env(safe-area-inset-left, 0px));right:max(16px, env(safe-area-inset-right, 0px));z-index:7;box-shadow:0 6px 24px rgba(0,0,0,.18)}
  .side{padding-top:0}
  .app{padding-bottom:calc(var(--kbh,0px) + 90px + env(safe-area-inset-bottom, 0px))}
}
.nav{font:inherit;font-size:26px;line-height:1;background:transparent;color:inherit;border:0;width:44px;cursor:pointer;flex-shrink:0;padding:0}
.nav:active{background:rgba(0,0,0,.08)}
.nav.list{font-size:20px;width:40px}
.cluebar .txt{flex:1;display:flex;flex-direction:column;justify-content:center;gap:2px;padding:7px 2px;min-width:0;cursor:pointer}
.cluebar .tag{font-size:11px;letter-spacing:.08em;text-transform:uppercase;opacity:.8}
.cluebar .clue{font-size:15px;font-weight:500;line-height:1.25}
.clues{padding-bottom:6px}
.clues h3{font-size:11px;letter-spacing:.1em;text-transform:uppercase;color:var(--fg);margin:12px 0 2px;font-weight:700}
.clues h3:first-child{margin-top:2px}
.clues ol{list-style:none;margin:0;padding:0}
.clues li{display:grid;grid-template-columns:26px minmax(0,1fr) auto;gap:6px 8px;align-items:baseline;padding:7px 8px;border-radius:8px;cursor:pointer;font-size:14px;line-height:1.3}
.clues li b{font-weight:700;text-align:right;font-variant-numeric:tabular-nums}
.clues li small{font-size:10px;letter-spacing:.06em;text-transform:uppercase;color:var(--muted);white-space:nowrap}
@media (max-width:480px){.clues li small{white-space:normal;max-width:118px;text-align:right;line-height:1.25}}
.clues li.active{background:var(--word);color:var(--word-ink)}
.clues li.active small{color:inherit;opacity:.75}
.clues li.done{color:var(--muted)}
.clues li.done.active{color:var(--word-ink)}
.clear-row{display:flex;justify-content:center;padding:12px 0 4px}

/* footer */
.foot{font-size:11px;color:var(--muted);text-align:center;line-height:1.5;padding-top:4px}
.foot a{color:inherit}

/* keyboard: pinned to the bottom of the screen on touch devices, hidden where there is a real keyboard */
.kb{display:none;flex-direction:column;gap:6px;position:fixed;left:0;right:0;bottom:0;z-index:6;background:var(--bg);
  box-shadow:0 -1px 0 var(--line);
  padding:8px max(16px, env(safe-area-inset-right, 0px)) calc(8px + env(safe-area-inset-bottom, 0px)) max(16px, env(safe-area-inset-left, 0px))}
.kb .row{display:flex;gap:5px;justify-content:center}
.kb .row.mid{padding:0 5%}
.key{flex:1;max-width:48px;height:50px;border-radius:8px;border:0;background:var(--btn);color:var(--btn-ink);font:inherit;font-weight:600;font-size:16px;box-shadow:0 1px 0 var(--line);cursor:pointer;padding:0;touch-action:manipulation}
.key.wide{max-width:74px;flex:1.6;font-size:18px}
.key:active{background:var(--accent);color:var(--accent-ink)}
@media (hover:none), (pointer:coarse){
  .kb{display:flex}
}

/* modals */
.modal{position:fixed;inset:0;z-index:20;display:flex;align-items:center;justify-content:center;background:var(--scrim);
  padding:calc(16px + env(safe-area-inset-top,0px)) max(16px, env(safe-area-inset-right,0px)) calc(16px + env(safe-area-inset-bottom,0px)) max(16px, env(safe-area-inset-left,0px))}
.sheet{background:var(--panel);color:var(--fg);border-radius:18px;width:100%;max-width:440px;max-height:100%;overflow:auto;padding:22px 20px 18px;box-shadow:0 20px 60px rgba(0,0,0,.35)}
.sheet h2{font-family:var(--font-display);font-style:italic;font-weight:600;font-size:26px;margin:0 0 4px;line-height:1.1;text-wrap:balance}
.sheet .sub{margin:0 0 14px;color:var(--muted);font-size:13px}
.sheet p{margin:0 0 10px;line-height:1.45;font-size:14px}
.sheet .how{display:grid;grid-template-columns:28px minmax(0,1fr);gap:8px 10px;margin:0 0 14px;font-size:14px;line-height:1.4}
.sheet .how b{font-size:18px;text-align:center;line-height:1.1}
.sheet .row{display:flex;gap:8px;flex-wrap:wrap;margin-top:14px}
.sheet .row .btn{flex:1}
.stats{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:8px;margin:12px 0 4px}
.stat{background:var(--bg);border-radius:12px;padding:10px 8px;text-align:center}
.stat b{display:block;font-size:24px;font-variant-numeric:tabular-nums;line-height:1.1}
.stat span{display:block;font-size:10px;letter-spacing:.08em;text-transform:uppercase;color:var(--muted);margin-top:4px}
.net{display:grid;grid-template-columns:repeat(4,46px);grid-template-rows:repeat(3,46px);gap:6px;justify-content:center;margin:10px auto 4px}
.net i{display:block;border-radius:9px;background:transparent}
.net i.clean{background:var(--ok)}
.net i.rev{background:var(--accent)}
.net-cap{text-align:center;font-size:11px;color:var(--muted);letter-spacing:.06em;text-transform:uppercase;margin:0 0 6px}
.sharebox{margin-top:12px}
.sharebox img{display:block;width:100%;max-width:300px;margin:0 auto;border-radius:12px;box-shadow:0 6px 24px rgba(0,0,0,.25)}
.sharebox p{text-align:center;color:var(--muted);font-size:12px;margin:8px 0 0}
.result-line{font-size:15px;font-weight:500;margin:0 0 2px}

/* wide screens: one fixed screen, stage left and clues right */
@media (min-width:820px){
  html,body{height:100%}
  body{overflow:hidden}
  .app{height:100%;min-height:0;display:grid;grid-template-columns:minmax(0,1fr) 380px;grid-template-rows:auto minmax(0,1fr) auto auto;
    grid-template-areas:"head head" "stage side" "kb side" "foot foot";column-gap:28px;row-gap:12px;
    padding-bottom:calc(10px + env(safe-area-inset-bottom, 0px))}
  .top{grid-area:head}
  .stage{grid-area:stage;height:auto;min-height:320px}
  .side{grid-area:side;min-height:0}
  .cluebar{position:static;box-shadow:none}
  .nav.list{display:none}
  .clues{flex:1;min-height:0;overflow:auto}
  .kb{grid-area:kb;position:static;padding:4px 0 0;box-shadow:none;background:transparent}
  .kb .row{justify-content:flex-start}
  .foot{grid-area:foot;padding-top:0}
  h1{font-size:30px}
}
@media (prefers-reduced-motion:reduce){ .group,.group.anim,.group.celebrate,.face::after{transition:none} }