/* Layout: una lámina de papel milimetrado de laboratorio; cabecera con las 5 rondas, la escena en el centro y los controles debajo, todo en una columna de móvil. */
:root {
  --paper: #e9efeb;      /* papel milimetrado frío */
  --plate: #f6f9f7;      /* lámina de la escena */
  --grid: rgba(24, 38, 58, 0.075);
  --grid-major: rgba(24, 38, 58, 0.14);
  --ink: #18263a;        /* tinta azul marino */
  --ink-2: #536274;
  --line: rgba(24, 38, 58, 0.16);
  --coral: #e2583a;      /* la canica */
  --azul: #2c68d0;       /* tu predicción */
  --mostaza: #c99312;
  --violeta: #8350c4;
  --felt: #cfe2d4;       /* tapete */
  --wood: #e9cf9a;       /* madera */
  --good: #2f9e5b;
  --warn: #d39b14;
  --bad: #d4513b;
  --font-display: "Bricolage Grotesque", "Avenir Next Condensed", "Arial Narrow", system-ui, sans-serif;
  --font-body: "Figtree", "Segoe UI", system-ui, sans-serif;
  --font-mono: "IBM Plex Mono", ui-monospace, "SFMono-Regular", Menlo, monospace;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --paper: #101b1f; --plate: #15242a;
    --grid: rgba(220, 238, 240, 0.055); --grid-major: rgba(220, 238, 240, 0.11);
    --ink: #e4eef0; --ink-2: #93a8ae; --line: rgba(220, 238, 240, 0.16);
    --coral: #ff7656; --azul: #6a9cff; --mostaza: #f0bf3a; --violeta: #b48bf2; --felt: #1d3a30; --wood: #7a5f33;
    --good: #4cc47e; --warn: #f0bf3a; --bad: #ff7656;
    color-scheme: dark;
  }
}
:root[data-theme="dark"] {
  --paper: #101b1f; --plate: #15242a;
  --grid: rgba(220, 238, 240, 0.055); --grid-major: rgba(220, 238, 240, 0.11);
  --ink: #e4eef0; --ink-2: #93a8ae; --line: rgba(220, 238, 240, 0.16);
  --coral: #ff7656; --azul: #6a9cff; --mostaza: #f0bf3a; --violeta: #b48bf2; --felt: #1d3a30; --wood: #7a5f33;
  --good: #4cc47e; --warn: #f0bf3a; --bad: #ff7656;
  color-scheme: dark;
}
*, *::before, *::after { box-sizing: border-box; }
:root { padding-top: env(safe-area-inset-top, 0px); padding-bottom: env(safe-area-inset-bottom, 0px); }
html, body { min-height: 100%; }
body { margin: 0; -webkit-text-size-adjust: 100%; }
[hidden] { display: none !important; }
body {
  background: var(--paper);
  background-image:
    linear-gradient(var(--grid) 1px, transparent 1px),
    linear-gradient(90deg, var(--grid) 1px, transparent 1px);
  background-size: 16px 16px;
  color: var(--ink);
  font: 15px/1.45 var(--font-body);
}
.app {
  max-width: 460px; margin: 0 auto;
  padding-left: max(16px, env(safe-area-inset-left, 0px));
  padding-right: max(16px, env(safe-area-inset-right, 0px));
  padding-block: 14px 28px;
  display: flex; flex-direction: column; gap: 12px;
}
/* ---------- cabecera e identidad ---------- */
.top { display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.logo { display: inline-flex; align-items: center; gap: 10px; color: var(--ink); text-decoration: none; }
.logo svg { width: 40px; height: 40px; flex: none; }
.logo span { font: 800 34px/1 var(--font-display); letter-spacing: -0.03em; font-variation-settings: "opsz" 96; }
.logo span em { font-style: normal; color: var(--coral); }
.tagline { margin: -4px 0 0; color: var(--ink-2); font-size: 13px; }
.acct { display: inline-flex; align-items: center; gap: 8px; background: var(--plate); color: var(--ink); border: 1.5px solid var(--ink); border-radius: 999px; padding: 6px 12px 6px 6px; font: 600 14px var(--font-body); cursor: pointer; max-width: 55%; }
.acct .av { width: 26px; height: 26px; border-radius: 50%; background: var(--ink); color: var(--plate); display: grid; place-items: center; font: 700 12px var(--font-mono); flex: none; }
.acct .nm { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.pips { display: flex; gap: 6px; }
.pip { width: 22px; height: 8px; border-radius: 4px; background: var(--line); }
.pip.now { background: var(--ink); }
.pip.g { background: var(--good); } .pip.y { background: var(--warn); } .pip.r { background: var(--bad); }

.stagehead { display: flex; justify-content: space-between; gap: 8px; width: min(100%, calc(60vh / 1.5)); width: min(100%, calc(60svh / 1.5)); margin: 0 auto -4px; }
.stage {
  width: min(100%, calc(60vh / 1.5)); width: min(100%, calc(60svh / 1.5)); margin: 0 auto;
  position: relative; background: var(--plate); border: 1.5px solid var(--ink); border-radius: 6px;
  box-shadow: 4px 4px 0 var(--line);
}
.stage canvas { display: block; width: 100%; aspect-ratio: 2 / 3; touch-action: none; cursor: crosshair; border-radius: 5px; }
.stage canvas:focus-visible { outline: 3px solid var(--azul); outline-offset: 3px; }
.tag {
  font-family: var(--font-mono); font-size: 11px; font-weight: 600;
  letter-spacing: 0.06em; text-transform: uppercase; color: var(--ink-2);
  background: var(--plate); padding: 3px 7px; border: 1px solid var(--line); border-radius: 4px;
}
.slowmo { color: var(--coral); border-color: var(--coral); }

.prompt { margin: 0; font-weight: 600; font-size: 16px; text-wrap: balance; }
.prompt small { display: block; font-weight: 400; color: var(--ink-2); font-size: 13px; margin-top: 2px; }

.chips { display: flex; flex-wrap: wrap; gap: 8px; }
.chip {
  display: inline-flex; align-items: center; gap: 8px; padding: 8px 12px 8px 8px; border-radius: 999px;
  border: 1.5px solid var(--line); background: var(--plate); color: var(--ink); font: 600 14px var(--font-body); cursor: pointer;
}
.chip .dot { width: 18px; height: 18px; border-radius: 50%; display: grid; place-items: center; color: #fff; font: 700 11px var(--font-mono); }
.chip[aria-pressed="true"] { border-color: var(--ink); }
.chip:focus-visible, .btn:focus-visible, .linkbtn:focus-visible, select:focus-visible { outline: 3px solid var(--azul); outline-offset: 2px; }

.bar { display: flex; gap: 10px; align-items: center; }
.btn {
  flex: 1; appearance: none; border: 1.5px solid var(--ink); background: var(--ink); color: var(--plate);
  font: 700 17px var(--font-display); letter-spacing: 0.01em; padding: 13px 18px; border-radius: 6px; cursor: pointer;
  box-shadow: 3px 3px 0 var(--coral); transition: transform 0.08s, box-shadow 0.08s;
}
.btn:active { transform: translate(2px, 2px); box-shadow: 1px 1px 0 var(--coral); }
.btn:disabled { background: transparent; color: var(--ink-2); border-color: var(--line); box-shadow: none; cursor: default; }
.btn.ghost { background: transparent; color: var(--ink); box-shadow: none; flex: 0 0 auto; }
.linkbtn { background: none; border: 0; color: var(--ink-2); font: 500 13px var(--font-body); text-decoration: underline; cursor: pointer; padding: 6px; }

.result {
  display: grid; grid-template-columns: auto 1fr; gap: 2px 14px; align-items: center;
  background: var(--plate); border: 1.5px solid var(--line); border-radius: 6px; padding: 12px 14px;
}
.result .pts { grid-row: span 2; font: 800 40px/1 var(--font-display); font-variant-numeric: tabular-nums; }
.result .pts.g { color: var(--good); } .result .pts.y { color: var(--warn); } .result .pts.r { color: var(--bad); }
.result .l1 { font-weight: 700; }
.result .l2 { color: var(--ink-2); font-size: 13px; font-family: var(--font-mono); }

.end { display: flex; flex-direction: column; gap: 14px; }
.end .total { font: 800 64px/0.9 var(--font-display); letter-spacing: -0.03em; font-variant-numeric: tabular-nums; }
.end .total span { font-size: 24px; color: var(--ink-2); font-weight: 600; letter-spacing: 0; }
.share {
  font-family: var(--font-mono); font-size: 14px; white-space: pre; background: var(--plate); border: 1.5px dashed var(--line);
  border-radius: 6px; padding: 12px 14px; overflow-x: auto; margin: 0;
}
.rows { display: grid; gap: 6px; }
.row { display: grid; grid-template-columns: 22px 1fr auto; gap: 10px; align-items: center; font-size: 14px; }
.row b { font-family: var(--font-mono); font-variant-numeric: tabular-nums; }
.row .sq { width: 14px; height: 14px; border-radius: 3px; }
.foot { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: center; gap: 8px; color: var(--ink-2); font-size: 12px; border-top: 1px solid var(--line); padding-top: 10px; }
.foot label { display: inline-flex; gap: 6px; align-items: center; }
select { font: 500 13px var(--font-body); color: var(--ink); background: var(--plate); border: 1px solid var(--line); border-radius: 4px; padding: 4px 6px; }
.streak { font-family: var(--font-mono); font-weight: 600; color: var(--coral); }
@media (prefers-reduced-motion: reduce) { .btn { transition: none; } }

/* ---------- portada del día ---------- */
.panel { background: var(--plate); border: 1.5px solid var(--ink); border-radius: 6px; box-shadow: 4px 4px 0 var(--line); padding: 16px; display: flex; flex-direction: column; gap: 14px; }
.dayhead { display: flex; justify-content: space-between; align-items: center; gap: 8px; font: 600 12px var(--font-mono); color: var(--ink-2); letter-spacing: 0.04em; text-transform: uppercase; }
.badge { padding: 3px 8px; border-radius: 999px; border: 1px solid currentColor; }
.badge.l1 { color: var(--good); } .badge.l2 { color: var(--warn); } .badge.l3 { color: var(--bad); }
.panel h2 { margin: 0; font: 800 30px/1 var(--font-display); letter-spacing: -0.02em; text-wrap: balance; }
.exps { display: grid; grid-template-columns: repeat(5, 1fr); gap: 6px; margin: 0; padding: 0; list-style: none; }
.exps li { display: flex; }
.exp { flex: 1; display: flex; flex-direction: column; align-items: center; gap: 4px; padding: 6px 2px; font: 500 11px/1.2 var(--font-body); color: var(--ink-2); text-align: center;
  background: transparent; border: 1.5px dashed transparent; border-radius: 6px; cursor: pointer; }
.exp:hover { border-color: var(--line); color: var(--ink); }
.exp:focus-visible { outline: 3px solid var(--azul); outline-offset: 1px; }
.exps::after { content: none; }
.howhead { display: flex; align-items: center; gap: 12px; margin-bottom: 10px; }
.howhead svg { width: 48px; height: 48px; flex: none; }
.howsteps { margin: 0 0 10px; padding-left: 22px; display: grid; gap: 8px; font-size: 15px; line-height: 1.45; }
.howsteps li::marker { font: 700 14px var(--font-mono); color: var(--coral); }
.howpts { margin: 0; padding: 8px 10px; border-radius: 6px; background: var(--paper); font-size: 13px; color: var(--ink-2); }
.howpts b { color: var(--ink); }
.exps svg { width: 40px; height: 40px; }
.tries { display: grid; gap: 8px; }
.try { display: grid; grid-template-columns: auto 1fr auto; gap: 10px; align-items: center; padding: 8px 10px; border: 1px dashed var(--line); border-radius: 6px; font-size: 14px; }
.try b { font: 700 18px var(--font-mono); font-variant-numeric: tabular-nums; }
.try .k { font: 600 11px var(--font-mono); color: var(--ink-2); text-transform: uppercase; letter-spacing: 0.05em; }
.try.best { border-style: solid; border-color: var(--ink); }
.note { margin: 0; font-size: 13px; color: var(--ink-2); }
.note b { color: var(--ink); }
.link { background: none; border: 0; padding: 0; color: var(--azul); font: inherit; font-weight: 600; text-decoration: underline; cursor: pointer; }
.metaline { margin: 0; display: flex; flex-wrap: wrap; gap: 6px 14px; font: 500 12px var(--font-mono); color: var(--ink-2); }

/* ---------- ranking ---------- */
.tabs { display: grid; grid-template-columns: repeat(3, 1fr); border: 1.5px solid var(--ink); border-radius: 6px; overflow: hidden; }
.tabs button { background: transparent; border: 0; padding: 9px 4px; font: 600 14px var(--font-body); color: var(--ink); cursor: pointer; }
.tabs button + button { border-left: 1.5px solid var(--ink); }
.tabs button[aria-selected="true"] { background: var(--ink); color: var(--plate); }
.rankbar { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: center; gap: 8px; font-size: 12px; color: var(--ink-2); }
.ranklist { list-style: none; margin: 0; padding: 0; display: grid; gap: 2px; }
.ranklist li { display: grid; grid-template-columns: 40px 26px 1fr auto; gap: 8px; align-items: center; padding: 8px 6px; border-radius: 4px; font-size: 15px; }
.ranklist li:nth-child(odd) { background: color-mix(in srgb, var(--paper) 60%, transparent); }
.ranklist li.me { outline: 2px solid var(--azul); background: color-mix(in srgb, var(--azul) 10%, transparent); }
.ranklist .pos { font: 700 14px var(--font-mono); color: var(--ink-2); text-align: right; }
.ranklist .pos.medal { font-size: 22px; line-height: 1; text-align: center; }
.ranklist li.gold { background: color-mix(in srgb, #e3b341 22%, transparent); }
.ranklist li.silver { background: color-mix(in srgb, #a7b1bc 24%, transparent); }
.ranklist li.bronze { background: color-mix(in srgb, #c47f45 20%, transparent); }
.ranklist li.gold .sc, .ranklist li.silver .sc, .ranklist li.bronze .sc { font-size: 17px; }
.ranklist .fl { font-size: 18px; line-height: 1; }
.ranklist .nm { min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; font-weight: 600; }
.ranklist .nm small { font-weight: 400; color: var(--ink-2); margin-left: 4px; }
.ranklist .sc { font: 700 15px var(--font-mono); font-variant-numeric: tabular-nums; }
.empty { padding: 18px 8px; text-align: center; color: var(--ink-2); font-size: 14px; }

/* ---------- ventanas ---------- */
dialog { border: 1.5px solid var(--ink); border-radius: 8px; padding: 18px; width: min(420px, calc(100vw - 32px)); background: var(--plate); color: var(--ink); box-shadow: 6px 6px 0 var(--line); }
dialog::backdrop { background: rgba(10, 18, 28, 0.55); }
dialog h3 { margin: 0 0 4px; font: 800 24px/1.1 var(--font-display); }
dialog p { margin: 0 0 12px; font-size: 14px; color: var(--ink-2); }
.form { display: grid; gap: 10px; }
.form label { display: grid; gap: 4px; font: 600 13px var(--font-body); }
.form input[type=text], .form input[type=email], .form input[type=password], .form select {
  font: 500 16px var(--font-body); color: var(--ink); background: var(--paper); border: 1.5px solid var(--line); border-radius: 6px; padding: 9px 10px; width: 100%; }
.form input:focus-visible, .form select:focus-visible { outline: 3px solid var(--azul); outline-offset: 1px; border-color: var(--ink); }
.form .check { display: grid; grid-template-columns: 20px 1fr; gap: 8px; align-items: start; font-weight: 400; color: var(--ink-2); }
.form .check input { margin-top: 2px; width: 18px; height: 18px; }
.err { color: var(--bad); font-size: 13px; min-height: 1em; margin: 0; }
.gbtn { display: flex; align-items: center; justify-content: center; gap: 10px; width: 100%; padding: 11px; border-radius: 6px; border: 1.5px solid var(--ink); background: var(--plate); color: var(--ink); font: 600 15px var(--font-body); cursor: pointer; }
.gbtn svg { width: 18px; height: 18px; }
.or { display: grid; grid-template-columns: 1fr auto 1fr; gap: 10px; align-items: center; color: var(--ink-2); font-size: 12px; margin: 4px 0; }
.or::before, .or::after { content: ""; border-top: 1px solid var(--line); }
.dlgfoot { display: flex; justify-content: space-between; gap: 8px; margin-top: 12px; flex-wrap: wrap; }
.danger { color: var(--bad) !important; border-color: var(--bad) !important; }
.toast { position: fixed; left: 50%; bottom: calc(18px + env(safe-area-inset-bottom, 0px)); transform: translateX(-50%); background: var(--ink); color: var(--plate); padding: 10px 16px; border-radius: 6px; font-size: 14px; max-width: calc(100vw - 32px); box-shadow: 3px 3px 0 var(--coral); z-index: 50; pointer-events: none; }
.foot a { color: inherit; }

/* ---------- monedas y tienda ---------- */
.topright { display: flex; align-items: center; gap: 8px; min-width: 0; }
.coins { display: inline-flex; align-items: center; gap: 6px; background: var(--plate); color: var(--ink); border: 1.5px solid var(--ink); border-radius: 999px; padding: 6px 10px 6px 7px; font: 700 14px var(--font-mono); font-variant-numeric: tabular-nums; cursor: pointer; }
.coin { width: 18px; height: 18px; border-radius: 50%; flex: none; background: radial-gradient(circle at 35% 35%, #fff3b0 0 18%, #e3b341 45%, #a97c08 100%); border: 1.5px solid #8a6400; box-shadow: inset 0 0 0 2px rgba(255,255,255,.25); }
.coin.big { width: 34px; height: 34px; }
.wallet { display: flex; align-items: center; gap: 12px; font-size: 15px; }
.wallet b { font: 800 28px/1 var(--font-display); }
.wallet small { display: block; color: var(--ink-2); font-size: 12px; margin-top: 2px; }
.tabs.two { grid-template-columns: repeat(2, 1fr); }
.items { display: grid; grid-template-columns: repeat(auto-fill, minmax(140px, 1fr)); gap: 10px; }
.item { display: flex; flex-direction: column; align-items: center; gap: 6px; padding: 12px 8px 10px; border: 1.5px solid var(--line); border-radius: 8px; background: var(--paper); text-align: center; }
.item.on { border-color: var(--ink); box-shadow: 3px 3px 0 var(--coral); }
.item canvas { width: 64px; height: 64px; }
.item .sw { min-height: 64px; display: grid; place-items: center; font: 800 20px var(--font-display); }
.item .in { font-weight: 700; font-size: 14px; }
.item .pr { display: inline-flex; align-items: center; gap: 5px; font: 600 12px var(--font-mono); color: var(--ink-2); }
.item .pr .coin { width: 13px; height: 13px; border-width: 1px; }
.item button { width: 100%; padding: 7px; border-radius: 6px; font: 700 13px var(--font-body); cursor: pointer; border: 1.5px solid var(--ink); background: var(--ink); color: var(--plate); }
.item button.sec { background: transparent; color: var(--ink); }
.item button:disabled { background: transparent; color: var(--ink-2); border-color: var(--line); cursor: default; }
.rainbow { background: linear-gradient(90deg, #e2583a, #e3b341, #22a37a, #2c7be5, #8b5cd6); -webkit-background-clip: text; background-clip: text; color: transparent !important; }
.earned { margin: 0; display: flex; align-items: center; gap: 8px; font-weight: 700; }
.earned .coin { width: 20px; height: 20px; }

/* Invitación a registrarse */
.join { display: grid; gap: 10px; padding: 14px; border: 2px solid var(--ink); border-radius: 10px; background: var(--plate); box-shadow: 4px 4px 0 var(--coral); }
.joinhead { display: flex; align-items: center; justify-content: space-between; gap: 10px; }
.joinhead b { font: 700 17px var(--font-display, var(--font-body)); line-height: 1.2; }
.gift { display: inline-flex; align-items: center; gap: 5px; flex: none; font: 700 14px var(--font-mono); padding: 3px 9px 3px 4px; border-radius: 999px; background: color-mix(in srgb, #e3b341 22%, transparent); border: 1.5px solid #a97c08; }
.perks { margin: 0; padding: 0; list-style: none; display: grid; gap: 4px; font-size: 14px; }
.perks li { position: relative; padding-left: 22px; }
.perks li::before { content: "✓"; position: absolute; left: 2px; font-weight: 700; color: var(--good, #22a37a); }
.gbtn.main { background: var(--ink); color: var(--plate); border-color: var(--ink); padding: 13px; font-size: 16px; box-shadow: 3px 3px 0 var(--coral); }
.gbtn.main svg { background: #fff; border-radius: 50%; padding: 3px; width: 24px; height: 24px; box-sizing: border-box; }
.gbtn.main:active { transform: translate(2px, 2px); box-shadow: 1px 1px 0 var(--coral); }
.joinalt { margin: 0 0 4px; display: flex; justify-content: center; flex-wrap: wrap; gap: 8px; font-size: 14px; color: var(--ink-2); }
.acct.cta { max-width: none; flex: none; background: var(--coral); color: #fff; border-color: var(--ink); box-shadow: 2px 2px 0 var(--ink); animation: nudge 2.4s ease-in-out 1s 3; }
.acct.cta .av { background: #fff; color: var(--coral); }
@keyframes nudge { 0%, 100% { transform: none; } 8% { transform: rotate(-4deg); } 16% { transform: rotate(4deg); } 24% { transform: none; } }
@media (prefers-reduced-motion: reduce) { .acct.cta { animation: none; } }

/* Botón esperando al servidor */
.btn.busy::after { content: ""; display: inline-block; width: 1.2em; text-align: left; animation: dots 1.2s steps(4, end) infinite; }
@keyframes dots { 0% { content: ""; } 25% { content: "."; } 50% { content: ".."; } 75% { content: "..."; } }
@media (prefers-reduced-motion: reduce) { .btn.busy::after { animation: none; content: "…"; } }