/* quiz.solde.cat — sistema de diseño
   Tokens → base → componentes → pantallas de juego → animaciones */

/* ───────── 1. Tokens ───────── */
:root {
  color-scheme: light;
  /* marca: violeta (primario), fucsia (acento), turquesa (apoyo) */
  --brand: #6d3bf2;
  --brand-hi: #c026d3;
  --brand-3: #0891b2;
  --grad: linear-gradient(135deg, #6d3bf2 0%, #c026d3 100%);
  --grad-soft: linear-gradient(135deg, rgba(109, 59, 242, .14), rgba(192, 38, 211, .14));
  /* neutros */
  --bg: #f6f4ff;
  --surface: #ffffff;
  --surface-2: #efebff;
  --text: #1b1740;
  --muted: #55517a;
  --line: rgba(40, 20, 120, .12);
  --link: #5b2ee0;
  /* semánticos */
  --ok: #15803d;
  --bad: #dc2626;
  --gold: #f59e0b;
  /* colores de respuesta (iguales en ambos modos) */
  --c0: #d91e3d;
  --c1: #1565c0;
  --c2: #b87400;
  --c3: #1e7a0c;
  /* blobs de fondo */
  --blob-1: rgba(109, 59, 242, .34);
  --blob-2: rgba(236, 72, 153, .30);
  --blob-3: rgba(6, 182, 212, .30);
  /* espaciado, radios, sombras */
  --s1: 4px; --s2: 8px; --s3: 12px; --s4: 16px; --s5: 24px; --s6: 32px; --s7: 48px; --s8: 64px;
  --radius-sm: 8px; --radius-md: 12px; --radius-lg: 20px; --radius-full: 999px;
  --shadow-sm: 0 1px 2px rgba(40, 20, 120, .06), 0 2px 6px rgba(40, 20, 120, .05);
  --shadow-md: 0 2px 4px rgba(40, 20, 120, .05), 0 10px 28px rgba(40, 20, 120, .10);
  --shadow-lg: 0 4px 8px rgba(40, 20, 120, .06), 0 24px 60px rgba(40, 20, 120, .18);
  /* tipografía */
  --font-ui: "Plus Jakarta Sans", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --font-display: "Space Grotesk", "Plus Jakarta Sans", system-ui, sans-serif;
  --text-sm: clamp(.875rem, .85rem + .1vw, .95rem);
  --text-base: clamp(1rem, .95rem + .25vw, 1.125rem);
  --text-h2: clamp(1.4rem, 1.1rem + 1.2vw, 2rem);
  --text-h1: clamp(2.25rem, 1.4rem + 3.6vw, 4.25rem);
  /* movimiento */
  --ease-out: cubic-bezier(.22, 1, .36, 1);
  --ease-in-out: cubic-bezier(.4, 0, .2, 1);
  --ease-spring: cubic-bezier(.34, 1.56, .64, 1);
}

:root[data-theme="dark"] {
  color-scheme: dark;
  --bg: #0b0a1e;
  --surface: #16142e;
  --surface-2: #211e45;
  --text: #f1efff;
  --muted: #b0acd6;
  --line: rgba(255, 255, 255, .10);
  --link: #b8a2ff;
  --ok: #16a34a;
  --blob-1: rgba(124, 77, 255, .45);
  --blob-2: rgba(217, 70, 239, .30);
  --blob-3: rgba(6, 182, 212, .28);
  --grad: linear-gradient(135deg, #7c4dff 0%, #d946ef 100%);
  --grad-soft: linear-gradient(135deg, rgba(124, 77, 255, .22), rgba(217, 70, 239, .18));
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, .4);
  --shadow-md: 0 8px 24px rgba(0, 0, 0, .35);
  --shadow-lg: 0 24px 60px rgba(0, 0, 0, .5);
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    color-scheme: dark;
    --bg: #0b0a1e;
    --surface: #16142e;
    --surface-2: #211e45;
    --text: #f1efff;
    --muted: #b0acd6;
    --line: rgba(255, 255, 255, .10);
    --link: #b8a2ff;
    --ok: #16a34a;
    --blob-1: rgba(124, 77, 255, .45);
    --blob-2: rgba(217, 70, 239, .30);
    --blob-3: rgba(6, 182, 212, .28);
    --grad: linear-gradient(135deg, #7c4dff 0%, #d946ef 100%);
    --grad-soft: linear-gradient(135deg, rgba(124, 77, 255, .22), rgba(217, 70, 239, .18));
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, .4);
    --shadow-md: 0 8px 24px rgba(0, 0, 0, .35);
    --shadow-lg: 0 24px 60px rgba(0, 0, 0, .5);
  }
}

/* ───────── 2. Base ───────── */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0; min-height: 100vh; display: flex; flex-direction: column;
  font-family: var(--font-ui); font-size: var(--text-base); line-height: 1.6;
  color: var(--text); background: var(--bg);
  transition: background-color .3s var(--ease-in-out), color .3s var(--ease-in-out);
}
h1, h2, h3 { font-family: var(--font-display); line-height: 1.15; letter-spacing: -.02em; margin: 0 0 .5em; }
h1 { font-size: var(--text-h1); font-weight: 700; }
h2 { font-size: var(--text-h2); font-weight: 700; }
h3 { font-size: 1.15rem; font-weight: 600; }
p { margin: 0 0 1em; }
a { color: var(--link); }
:focus-visible { outline: 3px solid var(--brand-3); outline-offset: 3px; border-radius: var(--radius-sm); }
.ic { width: 1.15em; height: 1.15em; fill: none; stroke: currentColor; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; flex: none; }
.muted { color: var(--muted); }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }

/* fondo ambiental: blobs de color + rejilla de puntos */
.bg-fx { position: fixed; inset: 0; z-index: -1; overflow: hidden; pointer-events: none; }
.bg-fx::before {
  content: ""; position: absolute; inset: -20%;
  background:
    radial-gradient(40% 40% at 15% 20%, var(--blob-1), transparent 70%),
    radial-gradient(35% 35% at 85% 15%, var(--blob-2), transparent 70%),
    radial-gradient(40% 40% at 70% 90%, var(--blob-3), transparent 70%);
  animation: drift 40s var(--ease-in-out) infinite alternate;
}
.bg-fx::after {
  content: ""; position: absolute; inset: 0; opacity: .06;
  background-image: radial-gradient(var(--text) 1px, transparent 1px); background-size: 24px 24px;
}

/* ───────── 3. Layout ───────── */
main { width: 100%; max-width: 1120px; margin-inline: auto; padding: var(--s5) clamp(16px, 4vw, 32px) var(--s8); flex: 1; }
.topbar {
  position: sticky; top: 0; z-index: 30; display: flex; justify-content: space-between; align-items: center;
  padding: var(--s3) clamp(16px, 4vw, 32px); border-bottom: 1px solid transparent;
  background: color-mix(in srgb, var(--bg) 72%, transparent);
  -webkit-backdrop-filter: blur(14px); backdrop-filter: blur(14px);
  transition: border-color .3s, box-shadow .3s;
}
.topbar.scrolled { border-bottom-color: var(--line); box-shadow: var(--shadow-sm); }
.brand { display: inline-flex; align-items: center; gap: var(--s2); font: 700 1.2rem var(--font-display); letter-spacing: -.02em; color: var(--text); text-decoration: none; min-height: 44px; }
.brand-mark { width: 34px; height: 34px; border-radius: 10px; background: var(--grad); display: grid; place-items: center; color: #fff; box-shadow: 0 6px 16px rgba(109, 59, 242, .35); }
.brand b { background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent; font-weight: 700; }
.top-actions { display: flex; align-items: center; gap: var(--s3); }
#conn-badge { font-size: var(--text-sm); font-weight: 600; color: var(--muted); }
#conn-badge:not(:empty) { background: var(--surface-2); padding: 4px 12px; border-radius: var(--radius-full); }
.icon-btn { width: 44px; height: 44px; border-radius: var(--radius-full); border: 1px solid var(--line); background: var(--surface); color: var(--text); display: grid; place-items: center; cursor: pointer; transition: transform .2s var(--ease-out), border-color .2s; }
.icon-btn:hover { transform: rotate(18deg) scale(1.06); border-color: var(--brand); }
.footer { text-align: center; padding: var(--s5) var(--s4) var(--s6); color: var(--muted); font-size: var(--text-sm); }
.footer a { font-weight: 600; }
.grid2 { display: grid; grid-template-columns: 1fr 1fr; gap: var(--s5); }
.row { display: flex; gap: var(--s3); align-items: center; flex-wrap: wrap; }
.row.between { justify-content: space-between; }
.center { justify-content: center; }
.page-head { display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: var(--s3); margin: var(--s2) 0 var(--s5); }
.page-head h1 { font-size: var(--text-h2); margin: 0; }
@media (max-width: 768px) { .grid2 { grid-template-columns: 1fr; } }

/* ───────── 4. Componentes ───────── */
.card {
  background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius-lg);
  padding: var(--s5); box-shadow: var(--shadow-md); margin-bottom: var(--s5);
  transition: transform .3s var(--ease-out), box-shadow .3s var(--ease-out), border-color .3s;
}
.card.lift:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); border-color: color-mix(in srgb, var(--brand) 55%, var(--line)); }
.card h2 { display: flex; align-items: center; gap: var(--s3); }

.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: var(--s2);
  min-height: 44px; padding: 10px 20px; border: 0; border-radius: var(--radius-md);
  font: 700 var(--text-sm) var(--font-ui); letter-spacing: .01em; cursor: pointer; text-decoration: none;
  color: #fff; background: var(--grad); box-shadow: 0 6px 18px rgba(109, 59, 242, .30);
  transition: transform .2s var(--ease-out), box-shadow .2s var(--ease-out), filter .2s, background-color .2s;
}
.btn:hover { transform: translateY(-2px); box-shadow: 0 10px 24px rgba(109, 59, 242, .38); filter: brightness(1.06); }
.btn:active { transform: scale(.98); }
.btn:disabled { opacity: .5; cursor: not-allowed; transform: none; box-shadow: none; filter: none; }
.btn .ic { transition: transform .2s var(--ease-out); }
.btn:hover .ic-arrow { transform: translateX(3px); }
.btn.sec { background: var(--surface-2); color: var(--link); box-shadow: none; border: 1px solid var(--line); }
.btn.sec:hover { border-color: var(--brand); box-shadow: var(--shadow-sm); }
.btn.ghost { background: transparent; color: var(--muted); box-shadow: none; border: 1px solid var(--line); }
.btn.ghost:hover { color: var(--text); border-color: var(--muted); }
.btn.danger { background: color-mix(in srgb, var(--bad) 12%, var(--surface)); color: var(--bad); box-shadow: none; border: 1px solid color-mix(in srgb, var(--bad) 30%, transparent); }
.btn.ok { background: linear-gradient(135deg, #15803d, #0e9f6e); box-shadow: 0 6px 18px rgba(21, 128, 61, .30); }
.btn.big { min-height: 52px; padding: 14px 28px; font-size: 1rem; border-radius: var(--radius-lg); }
.btn.sm { min-height: 44px; padding: 6px 14px; }
.btn.light { color: var(--text); }

label.f { display: block; font-weight: 600; font-size: var(--text-sm); margin: var(--s4) 0 6px; }
input[type=text], input[type=number], textarea, select {
  width: 100%; min-height: 46px; padding: 10px 14px; font: inherit; font-size: 1rem; color: var(--text);
  background: var(--surface); border: 2px solid var(--line); border-radius: var(--radius-md);
  transition: border-color .2s, box-shadow .2s;
}
input:focus, textarea:focus, select:focus { outline: none; border-color: var(--brand); box-shadow: 0 0 0 4px color-mix(in srgb, var(--brand) 22%, transparent); }
textarea { resize: vertical; min-height: 72px; }
::placeholder { color: var(--muted); opacity: .8; }
.code-input { font: 700 clamp(1.6rem, 5vw, 2.2rem) var(--font-display); text-align: center; letter-spacing: .3em; text-transform: uppercase; }
.err { color: var(--bad); font-weight: 600; min-height: 1.4em; font-size: var(--text-sm); }
.hint { font-size: .8rem; color: var(--muted); }

#toasts { position: fixed; bottom: 16px; right: 16px; left: 16px; display: flex; flex-direction: column; align-items: flex-end; gap: var(--s2); z-index: 60; pointer-events: none; }
.toast { pointer-events: auto; max-width: min(92vw, 420px); background: var(--text); color: var(--bg); padding: 12px 18px; border-radius: var(--radius-md); box-shadow: var(--shadow-lg); font-weight: 600; font-size: var(--text-sm); animation: toastIn .4s var(--ease-out); }
.toast.err { background: var(--bad); color: #fff; }
.spinner { display: inline-block; width: 22px; height: 22px; border: 3px solid color-mix(in srgb, currentColor 25%, transparent); border-top-color: currentColor; border-radius: 50%; animation: spin 1s linear infinite; vertical-align: middle; }
#confetti { position: fixed; inset: 0; pointer-events: none; z-index: 40; width: 100%; height: 100%; }

/* inicio */
.hero { text-align: center; padding: clamp(24px, 6vw, 64px) 0 var(--s6); }
.hero h1 { max-width: 14ch; margin-inline: auto; }
.grad-text { background: linear-gradient(120deg, #6d3bf2, #c026d3 55%, #f97316); -webkit-background-clip: text; background-clip: text; color: transparent; }
:root[data-theme="dark"] .grad-text { background-image: linear-gradient(120deg, #a78bfa, #f0abfc 55%, #fdba74); }
@media (prefers-color-scheme: dark) { :root:not([data-theme="light"]) .grad-text { background-image: linear-gradient(120deg, #a78bfa, #f0abfc 55%, #fdba74); } }
.hero p { color: var(--muted); font-size: var(--text-base); max-width: 52ch; margin-inline: auto; }
.card.join { border: 0; color: #fff; background: var(--grad); box-shadow: var(--shadow-lg); position: relative; overflow: hidden; }
.card.join::after { content: ""; position: absolute; width: 260px; height: 260px; right: -80px; top: -80px; border-radius: 50%; background: radial-gradient(closest-side, rgba(255, 255, 255, .28), transparent); }
.card.join label.f { color: rgba(255, 255, 255, .92); }
.card.join input { border-color: transparent; background: rgba(255, 255, 255, .96); color: #1b1740; }
.card.join .err { color: #fff; background: rgba(0, 0, 0, .25); border-radius: var(--radius-sm); padding: 0 8px; }
.card.join .err:empty { padding: 0; background: none; }
.card.join .btn { background: #fff; color: #5b21b6; box-shadow: 0 8px 20px rgba(0, 0, 0, .22); width: 100%; margin-top: var(--s2); }
.bento { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--s4); margin-top: var(--s2); }
.tile { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius-lg); padding: var(--s5); box-shadow: var(--shadow-sm); transition: transform .3s var(--ease-out), box-shadow .3s, border-color .3s; }
.tile:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); border-color: var(--tc); }
.tile .badge { width: 48px; height: 48px; border-radius: 14px; display: grid; place-items: center; margin-bottom: var(--s3); color: var(--tc); background: color-mix(in srgb, var(--tc) 14%, transparent); }
.tile .badge .ic { width: 24px; height: 24px; }
.tile h3 { margin-bottom: 6px; }
.tile p { color: var(--muted); font-size: var(--text-sm); margin: 0; }
.tile.t1 { --tc: #6d3bf2; } .tile.t2 { --tc: #db2777; } .tile.t3 { --tc: #0891b2; } .tile.t4 { --tc: #d97706; }
:root[data-theme="dark"] .tile.t1 { --tc: #a78bfa; } :root[data-theme="dark"] .tile.t2 { --tc: #f472b6; } :root[data-theme="dark"] .tile.t3 { --tc: #22d3ee; } :root[data-theme="dark"] .tile.t4 { --tc: #fbbf24; }
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) .tile.t1 { --tc: #a78bfa; } :root:not([data-theme="light"]) .tile.t2 { --tc: #f472b6; }
  :root:not([data-theme="light"]) .tile.t3 { --tc: #22d3ee; } :root:not([data-theme="light"]) .tile.t4 { --tc: #fbbf24; }
}
@media (max-width: 1024px) { .bento { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 480px) { .bento { grid-template-columns: 1fr; } }

/* biblioteca */
.quiz-item { display: flex; gap: var(--s4); align-items: center; justify-content: space-between; flex-wrap: wrap; padding: var(--s4); margin: 0 calc(var(--s4) * -1); border-radius: var(--radius-md); border-bottom: 1px solid var(--line); transition: background-color .2s; }
.quiz-item:hover { background: var(--surface-2); }
.quiz-item:last-child { border-bottom-color: transparent; }
.quiz-item h3 { margin: 0 0 2px; }
.empty { text-align: center; padding: var(--s6) var(--s4); }
.empty .badge { width: 72px; height: 72px; border-radius: 22px; background: var(--grad-soft); color: var(--link); display: grid; place-items: center; margin: 0 auto var(--s4); }
.empty .badge .ic { width: 34px; height: 34px; }

/* editor */
.q-card { border: 1px solid var(--line); border-radius: var(--radius-lg); padding: var(--s5); margin-bottom: var(--s4); background: var(--surface); box-shadow: var(--shadow-sm); border-inline-start: 6px solid var(--brand); }
.q-card.sep-card { border-inline-start-color: var(--brand-hi); background: var(--grad-soft); border-style: dashed; border-inline-start-style: solid; }
.q-head { display: flex; justify-content: space-between; align-items: center; margin-bottom: var(--s3); gap: var(--s2); flex-wrap: wrap; }
.q-head strong { display: inline-flex; align-items: center; gap: var(--s2); color: var(--link); font-family: var(--font-display); font-size: 1.05rem; }
.opt-row { display: flex; gap: var(--s2); align-items: center; margin: 8px 0; }
.opt-row .dot { width: 24px; height: 24px; border-radius: 8px; flex: none; }
.opt-row input[type=radio] { width: 22px; height: 22px; accent-color: var(--ok); flex: none; }
.img-prev { max-width: 100%; max-height: 220px; border-radius: var(--radius-md); display: block; margin: 8px 0; border: 1px solid var(--line); }
.opts-meta { display: flex; gap: var(--s4); flex-wrap: wrap; margin-top: var(--s3); }
.opts-meta > div { flex: 1; min-width: 150px; }

/* ───────── 5. Pantallas de juego ───────── */
.stage { text-align: center; }
.stage h1 { font-size: var(--text-h2); }
.code-big {
  display: inline-block; margin: var(--s3) 0; padding: 6px clamp(20px, 5vw, 44px); border-radius: var(--radius-lg);
  font: 700 clamp(2.6rem, 11vw, 5rem) var(--font-display); letter-spacing: .18em; padding-left: calc(clamp(20px, 5vw, 44px) + .18em);
  color: #fff; background: var(--grad); box-shadow: var(--shadow-lg);
  animation: pulse 3s var(--ease-in-out) infinite;
}
.link { word-break: break-all; font-size: var(--text-sm); color: var(--muted); }
.players { display: flex; flex-wrap: wrap; gap: var(--s2); justify-content: center; margin: var(--s5) 0; }
.chip { display: inline-flex; align-items: center; gap: var(--s2); min-height: 40px; padding: 6px 16px; border-radius: var(--radius-full); font-weight: 700; color: #fff; background: var(--cc, #6d3bf2); animation: pop .4s var(--ease-spring) both; }
.chip:nth-child(5n+1) { --cc: #6d3bf2; } .chip:nth-child(5n+2) { --cc: #be185d; } .chip:nth-child(5n+3) { --cc: #0e7490; } .chip:nth-child(5n+4) { --cc: #b45309; } .chip:nth-child(5n) { --cc: #15803d; }
.chip button { background: rgba(255, 255, 255, .2); border: 0; color: #fff; cursor: pointer; width: 28px; height: 28px; border-radius: 50%; display: grid; place-items: center; padding: 0; }
.chip button:hover { background: rgba(255, 255, 255, .4); }

.qbar { display: flex; justify-content: space-between; align-items: center; font-weight: 700; margin-bottom: var(--s3); gap: var(--s3); flex-wrap: wrap; }
.qbar > span { background: var(--surface); border: 1px solid var(--line); padding: 6px 14px; border-radius: var(--radius-full); font-size: var(--text-sm); }
.timer { font: 700 1.9rem var(--font-display); color: #fff; background: var(--grad); border-radius: 50%; width: 64px; height: 64px; display: grid; place-items: center; box-shadow: var(--shadow-md); }
.tbar { height: 10px; background: var(--surface-2); border-radius: var(--radius-full); overflow: hidden; margin-bottom: var(--s4); }
.tbar > div { height: 100%; background: linear-gradient(90deg, #f59e0b, #ec4899); width: 100%; border-radius: inherit; transition: width .2s linear; }
.qtext { background: var(--surface); border: 1px solid var(--line); border-top: 6px solid var(--brand); border-radius: var(--radius-lg); padding: var(--s5); font: 700 clamp(1.25rem, 1rem + 1.6vw, 2rem) var(--font-display); letter-spacing: -.01em; text-align: center; margin-bottom: var(--s4); box-shadow: var(--shadow-md); }
.qimg { display: block; max-width: 100%; max-height: 38vh; margin: 0 auto var(--s4); border-radius: var(--radius-lg); background: var(--surface); border: 1px solid var(--line); box-shadow: var(--shadow-md); object-fit: contain; }
.answers { display: grid; grid-template-columns: 1fr 1fr; gap: var(--s3); }
@media (max-width: 600px) { .answers { grid-template-columns: 1fr; } }
.ans { border: 0; border-radius: var(--radius-lg); color: #fff; font: 700 clamp(1rem, .9rem + .6vw, 1.3rem) var(--font-ui); padding: var(--s5) var(--s4); display: flex; gap: var(--s3); align-items: center; text-align: start; min-height: 88px; cursor: default; position: relative; box-shadow: 0 5px 0 rgba(0, 0, 0, .22), var(--shadow-md); transition: transform .15s var(--ease-out), opacity .3s, box-shadow .15s; }
.ans .shape { font-size: 1.6rem; flex: none; opacity: .9; }
.ans.c0 { background: var(--c0); } .ans.c1 { background: var(--c1); } .ans.c2 { background: var(--c2); } .ans.c3 { background: var(--c3); }
button.ans { cursor: pointer; }
button.ans:hover { transform: translateY(-3px); }
button.ans:active { transform: translateY(3px) scale(.99); box-shadow: 0 1px 0 rgba(0, 0, 0, .22); }
.ans.dim { opacity: .35; }
.ans.sel { outline: 5px solid var(--text); outline-offset: 2px; }
.ans.right::after, .ans.wrong::after { position: absolute; inset-inline-end: 16px; width: 34px; height: 34px; border-radius: 50%; background: #fff; display: grid; place-items: center; font-weight: 800; font-size: 1.2rem; }
.ans.right::after { content: "✓"; color: #15803d; }
.ans.wrong::after { content: "✕"; color: #dc2626; }

.dist { display: flex; gap: var(--s3); align-items: flex-end; justify-content: center; height: 150px; margin: var(--s4) 0; }
.dist .b { flex: 1; max-width: 120px; display: flex; flex-direction: column; justify-content: flex-end; align-items: center; height: 100%; font-weight: 700; }
.dist .b i { display: block; width: 100%; border-radius: var(--radius-sm) var(--radius-sm) 0 0; min-height: 4px; transform-origin: bottom; animation: growY .7s var(--ease-out) both; }

.board { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius-lg); text-align: start; overflow: hidden; box-shadow: var(--shadow-md); }
.board .r { display: flex; gap: var(--s3); align-items: center; padding: 12px var(--s4); border-bottom: 1px solid var(--line); font-weight: 600; }
.board .r:last-child { border-bottom: 0; }
.board .r.me { background: var(--grad-soft); }
.board .pos { width: 32px; height: 32px; border-radius: 50%; display: grid; place-items: center; background: var(--surface-2); color: var(--link); font-size: var(--text-sm); font-weight: 700; flex: none; }
.board .r:nth-child(1) .pos { background: #fde68a; color: #78350f; } .board .r:nth-child(2) .pos { background: #e2e8f0; color: #334155; } .board .r:nth-child(3) .pos { background: #fdba74; color: #7c2d12; }
.board .nm { flex: 1; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.board .sc { font-variant-numeric: tabular-nums; font-weight: 700; }

.big-result { border-radius: var(--radius-lg); padding: var(--s6) var(--s4); color: #fff; margin: var(--s4) 0; box-shadow: var(--shadow-lg); animation: pop .5s var(--ease-spring) both; }
.big-result.good { background: linear-gradient(135deg, #15803d, #0e9f6e); }
.big-result.bad { background: linear-gradient(135deg, #b91c1c, #e11d48); }
.big-result.neutral { background: linear-gradient(135deg, #475569, #64748b); }
.big-result h2 { font-size: clamp(1.8rem, 1.2rem + 2.5vw, 2.6rem); margin: 0; display: flex; align-items: center; justify-content: center; gap: var(--s3); }
.big-result h2 .ic { width: 1.1em; height: 1.1em; }
.big-result .pts-big { font: 700 clamp(1.6rem, 1.2rem + 2vw, 2.4rem) var(--font-display); margin-top: 6px; }
.pill { display: inline-flex; align-items: center; gap: 6px; background: rgba(255, 255, 255, .22); padding: 4px 14px; border-radius: var(--radius-full); font-weight: 700; font-size: var(--text-sm); margin: 4px; }
.rankline { font: 700 clamp(1.2rem, 1rem + 1vw, 1.6rem) var(--font-display); }

.podium { display: flex; justify-content: center; align-items: flex-end; gap: var(--s3); margin: var(--s6) 0 var(--s3); min-height: 300px; }
.podium .slot { width: 30%; max-width: 220px; text-align: center; }
.podium .who { font: 700 1.1rem var(--font-display); word-break: break-word; opacity: 0; animation: fadein .5s forwards; }
.podium .pts { color: var(--muted); font-weight: 600; opacity: 0; animation: fadein .5s forwards; margin-bottom: 6px; }
.podium .blk { border-radius: var(--radius-md) var(--radius-md) 0 0; display: grid; place-items: start center; font: 700 2.6rem var(--font-display); padding-top: 8px; height: 0; animation: grow 1s var(--ease-out) forwards; box-shadow: var(--shadow-md); }
.podium .p1 .blk { background: linear-gradient(#fcd34d, #f59e0b); color: #5b3a00; --h: 200px; animation-delay: 2.4s; }
.podium .p2 .blk { background: linear-gradient(#e2e8f0, #94a3b8); color: #1e293b; --h: 140px; animation-delay: 1.2s; }
.podium .p3 .blk { background: linear-gradient(#fdba74, #d97706); color: #4a2100; --h: 100px; animation-delay: 0s; }
.podium .p1 .who, .podium .p1 .pts { animation-delay: 3.2s; } .podium .p2 .who, .podium .p2 .pts { animation-delay: 2s; } .podium .p3 .who, .podium .p3 .pts { animation-delay: .8s; }
.podium .crown { color: var(--gold); display: grid; place-items: center; opacity: 0; animation: fadein .5s 3.2s forwards, float 3s 3.7s var(--ease-in-out) infinite; }
.podium .crown .ic { width: 38px; height: 38px; fill: currentColor; fill-opacity: .25; }
.awards { display: grid; grid-template-columns: repeat(auto-fit, minmax(210px, 1fr)); gap: var(--s3); margin: var(--s5) 0; }
.award { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius-lg); padding: var(--s4); text-align: start; box-shadow: var(--shadow-sm); display: grid; grid-template-columns: auto 1fr; gap: 2px var(--s3); align-items: center; }
.award .badge { grid-row: span 3; width: 48px; height: 48px; border-radius: 14px; display: grid; place-items: center; color: #fff; background: var(--ac, var(--grad)); }
.award:nth-child(1) { --ac: linear-gradient(135deg, #f97316, #dc2626); } .award:nth-child(2) { --ac: linear-gradient(135deg, #0891b2, #6d3bf2); } .award:nth-child(3) { --ac: linear-gradient(135deg, #c026d3, #6d3bf2); }
.award b { font-family: var(--font-display); }
.award small { color: var(--muted); }

.title-screen { padding: clamp(48px, 14vh, 140px) 0; }
.title-big { font-size: clamp(2.4rem, 1rem + 7vw, 5.5rem); line-height: 1.05; margin: 0 0 .3em; background: linear-gradient(120deg, #6d3bf2, #c026d3 55%, #f97316); -webkit-background-clip: text; background-clip: text; color: transparent; animation: fadeUp .8s var(--ease-out) both; }
:root[data-theme="dark"] .title-big { background-image: linear-gradient(120deg, #a78bfa, #f0abfc 55%, #fdba74); }
@media (prefers-color-scheme: dark) { :root:not([data-theme="light"]) .title-big { background-image: linear-gradient(120deg, #a78bfa, #f0abfc 55%, #fdba74); } }
.title-sub { font-size: clamp(1.1rem, 3vw, 1.8rem); color: var(--muted); margin: 0; animation: fadeUp .8s .15s var(--ease-out) both; }
.title-fill { height: 100%; background: linear-gradient(90deg, #f59e0b, #ec4899); width: 100%; border-radius: inherit; animation: shrink linear forwards; }
.wait { text-align: center; padding: var(--s8) 0; }
.wait h2 { font-size: clamp(1.6rem, 1.2rem + 2vw, 2.4rem); }

/* ───────── 6. Animaciones ───────── */
@keyframes fadeUp { from { opacity: 0; transform: translateY(20px); } to { opacity: 1; transform: none; } }
@keyframes fadein { to { opacity: 1; } }
@keyframes pop { from { opacity: 0; transform: scale(.6); } to { opacity: 1; transform: scale(1); } }
@keyframes toastIn { from { opacity: 0; transform: translateX(40px); } to { opacity: 1; transform: none; } }
@keyframes spin { to { transform: rotate(360deg); } }
@keyframes grow { to { height: var(--h); } }
@keyframes growY { from { transform: scaleY(0); } to { transform: scaleY(1); } }
@keyframes shrink { to { width: 0; } }
@keyframes drift { from { transform: translate3d(-3%, -2%, 0) scale(1); } to { transform: translate3d(3%, 3%, 0) scale(1.08); } }
@keyframes pulse { 0%, 100% { transform: scale(1); } 50% { transform: scale(1.025); } }
@keyframes float { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(-6px); } }

/* entrada escalonada al cambiar de pantalla */
#app.view-enter > * { animation: fadeUp .6s var(--ease-out) both; }
#app.view-enter > *:nth-child(2) { animation-delay: .08s; } #app.view-enter > *:nth-child(3) { animation-delay: .16s; }
#app.view-enter > *:nth-child(4) { animation-delay: .24s; } #app.view-enter > *:nth-child(n+5) { animation-delay: .32s; }
/* revelado al hacer scroll (una sola vez) */
.js .reveal:not(.in) { opacity: 0; transform: translateY(18px); }
.reveal { transition: opacity .6s var(--ease-out), transform .6s var(--ease-out); }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .01ms !important; animation-delay: 0ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; scroll-behavior: auto !important; }
  .js .reveal:not(.in) { opacity: 1; transform: none; }
  .podium .blk { height: var(--h); } .podium .who, .podium .pts, .podium .crown { opacity: 1; }
}

/* extras */
input[type=checkbox] { accent-color: var(--brand); }
.center-note { display: flex; gap: var(--s2); justify-content: center; align-items: center; font-weight: 700; color: var(--link); }
.rank-up, .rank-down { display: inline-flex; align-items: center; font-size: .8em; font-weight: 700; padding: 0 8px; border-radius: var(--radius-full); }
.rank-up { color: #fff; background: var(--ok); } .rank-down { color: #fff; background: var(--bad); }
.btn[tabindex] { user-select: none; }

/* formas de juego flotantes en el inicio */
.hero { position: relative; }
.hero-shapes i { position: absolute; display: block; opacity: .9; animation: float 6s var(--ease-in-out) infinite; pointer-events: none; }
.hero-shapes .s0 { left: 6%; top: 18%; width: 44px; height: 44px; background: var(--c0); clip-path: polygon(50% 6%, 96% 92%, 4% 92%); }
.hero-shapes .s1 { right: 8%; top: 10%; width: 40px; height: 40px; background: var(--c1); transform: rotate(45deg); border-radius: 6px; animation-delay: -2s; }
.hero-shapes .s2 { left: 12%; bottom: 8%; width: 38px; height: 38px; background: var(--c2); border-radius: 50%; animation-delay: -4s; }
.hero-shapes .s3 { right: 14%; bottom: 14%; width: 36px; height: 36px; background: var(--c3); border-radius: 8px; animation-delay: -1s; }
@media (max-width: 700px) { .hero-shapes { display: none; } }

/* selector de idioma con banderas */
.flag { width: 24px; height: 16px; border-radius: 3px; box-shadow: 0 0 0 1px rgba(0, 0, 0, .18); flex: none; display: block; }
.lang { position: relative; }
.lang-btn { display: inline-flex; align-items: center; gap: var(--s2); min-height: 44px; padding: 6px 12px; border-radius: var(--radius-full); border: 1px solid var(--line); background: var(--surface); color: var(--text); font: 600 var(--text-sm) var(--font-ui); cursor: pointer; transition: border-color .2s, transform .2s var(--ease-out); }
.lang-btn:hover { border-color: var(--brand); }
.lang-btn[aria-expanded=true] .ic { transform: rotate(180deg); }
.lang-btn .ic { transition: transform .25s var(--ease-out); }
.lang-list { position: absolute; inset-inline-end: 0; top: calc(100% + 8px); z-index: 50; min-width: 210px; margin: 0; padding: 6px; list-style: none; max-height: 70vh; overflow: auto; background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius-md); box-shadow: var(--shadow-lg); transform-origin: top right; animation: menuIn .2s var(--ease-out); }
.lang-list[hidden] { display: none; }
.lang-list li { display: flex; align-items: center; gap: 10px; min-height: 44px; padding: 8px 12px; border-radius: var(--radius-sm); cursor: pointer; font-weight: 500; }
.lang-list li span { flex: 1; }
.lang-list li:hover, .lang-list li:focus { background: var(--surface-2); outline: none; }
.lang-list li:focus-visible { outline: 3px solid var(--brand-3); outline-offset: -3px; }
.lang-list li[aria-selected=true] { font-weight: 700; color: var(--link); }
@keyframes menuIn { from { opacity: 0; transform: scale(.96) translateY(-4px); } to { opacity: 1; transform: none; } }
@media (max-width: 480px) { .lang-name { display: none; } .lang-btn { padding: 6px 10px; } #conn-badge { display: none; } }

/* explicación de la respuesta */
.explain { display: flex; gap: var(--s3); align-items: flex-start; text-align: start; margin: var(--s4) 0 0; padding: var(--s4) var(--s5); background: var(--surface); border: 1px solid var(--line); border-inline-start: 6px solid var(--gold); border-radius: var(--radius-lg); box-shadow: var(--shadow-md); animation: fadeUp .6s .15s var(--ease-out) both; }
.explain .ic { width: 28px; height: 28px; color: var(--gold); margin-top: 2px; }
.explain b { font-family: var(--font-display); display: block; margin-bottom: 2px; }
.explain p { margin: 0; color: var(--text); font-size: var(--text-base); line-height: 1.55; }
#music-toggle[aria-pressed=false] { color: var(--muted); }

/* escritura de derecha a izquierda (árabe) */
[dir=rtl] .ic-dir { transform: scaleX(-1); }
[dir=rtl] .btn:hover .ic-arrow { transform: scaleX(-1) translateX(3px); }
[dir=rtl] .lang-list { transform-origin: top left; }
.code-big, .code-input, .link, .podium, .dist { direction: ltr; }
.lang-list li { direction: ltr; text-align: start; }
[dir=rtl] .lang-list li { direction: rtl; }
/* tipografías de sistema para cada escritura */
:lang(ar) { --font-ui: "Segoe UI", Tahoma, "Noto Sans Arabic", "Geeza Pro", system-ui, sans-serif; --font-display: var(--font-ui); }
:lang(hi) { --font-ui: "Noto Sans Devanagari", "Nirmala UI", "Mangal", "Kohinoor Devanagari", system-ui, sans-serif; --font-display: var(--font-ui); }
:lang(ja) { --font-ui: "Hiragino Sans", "Yu Gothic UI", "Noto Sans JP", "Meiryo", system-ui, sans-serif; --font-display: var(--font-ui); }
:lang(zh-Hans) { --font-ui: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", system-ui, sans-serif; --font-display: var(--font-ui); }
:lang(ar) h1, :lang(ar) h2, :lang(ar) h3, :lang(hi) h1, :lang(hi) h2, :lang(ja) h1, :lang(ja) h2, :lang(zh-Hans) h1, :lang(zh-Hans) h2 { letter-spacing: 0; }