:root {
  --bg: #fffdf8;
  --fg: #1b1b1f;
  --muted: #6b6b73;
  --line: #e8e3d8;
  --card: #ffffff;
  --accent: #ff4f2e;
  --accent-ink: #ffffff;
  --win: #1f9d55;
  color-scheme: light dark;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #15151a;
    --fg: #f2f0ea;
    --muted: #9a99a3;
    --line: #2b2b33;
    --card: #1e1e25;
  }
}
* { box-sizing: border-box; }
html, body { margin: 0; }
body {
  background: var(--bg);
  color: var(--fg);
  font: 16px/1.45 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; }
img { display: block; max-width: 100%; }
button { font: inherit; color: inherit; }
h1 { font-size: clamp(1.4rem, 4vw, 2rem); line-height: 1.15; margin: 0.2rem 0 0.6rem; }
h2 { font-size: 1.15rem; margin: 1.6rem 0 0.6rem; }
.muted { color: var(--muted); }
.small { font-size: 0.875rem; }
.wrap { max-width: 880px; margin: 0 auto; padding: 0 16px; }

.top {
  display: flex; align-items: center; justify-content: space-between; gap: 12px;
  max-width: 880px; margin: 0 auto; padding: 14px 16px;
  border-bottom: 1px solid var(--line);
}
.brand { font-weight: 900; font-size: 1.35rem; letter-spacing: -0.02em; text-decoration: none; }
.brand span { color: var(--accent); }
.top nav { display: flex; gap: 6px; }
.top nav a {
  text-decoration: none; padding: 6px 10px; border-radius: 999px; font-size: 0.95rem; color: var(--muted);
}
.top nav a[aria-current="page"] { background: var(--fg); color: var(--bg); }

.ronda-head { padding-top: 18px; }
.meta { display: flex; align-items: center; gap: 10px; }
.chip {
  display: inline-block; padding: 2px 10px; border-radius: 999px; font-size: 0.8rem; font-weight: 700;
  text-transform: uppercase; letter-spacing: 0.04em; background: var(--accent); color: var(--accent-ink);
}
.chip.cotidiano { background: #2f6fed; }
.captura { margin-top: 10px; }
.captura summary { cursor: pointer; color: var(--muted); font-size: 0.9rem; }
.captura img { margin-top: 10px; max-height: 70vh; width: auto; border-radius: 12px; border: 1px solid var(--line); }

.duelo h2 { margin-bottom: 0.2rem; }
.par { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin-top: 12px; }
@media (max-width: 560px) { .par { grid-template-columns: 1fr; } }
.carta {
  position: relative; padding: 0; border: 2px solid var(--line); border-radius: 14px; background: var(--card);
  cursor: pointer; overflow: hidden; text-align: left; transition: transform 0.12s, border-color 0.12s;
}
.carta:hover { transform: translateY(-2px); border-color: var(--fg); }
.carta:disabled { cursor: default; transform: none; }
.carta.ganador { border-color: var(--win); }
.carta.perdedor { opacity: 0.55; }
.carta img { width: 100%; aspect-ratio: 1 / 1; object-fit: contain; background: #000; }
.carta .etiqueta {
  position: absolute; top: 10px; left: 10px; width: 30px; height: 30px; border-radius: 50%;
  background: var(--fg); color: var(--bg); font-weight: 800; display: grid; place-items: center;
}
.carta .nombre {
  display: block; padding: 10px 12px; font-weight: 700; border-top: 1px solid var(--line);
}
.revelado { margin: 10px 0 0; min-height: 1.4em; }

.resultados .grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); gap: 14px; }
.meme { border: 1px solid var(--line); border-radius: 14px; overflow: hidden; background: var(--card); }
.meme img { width: 100%; aspect-ratio: 1 / 1; object-fit: contain; background: #000; }
.meme-pie { display: flex; align-items: center; justify-content: space-between; gap: 8px; padding: 10px 12px; }
.meme-pie .autor { display: block; font-size: 0.95rem; }
.meme.lider .autor::before { content: "🏆 "; }
.lectura { padding: 0 12px 10px; margin: 0; }
.btn {
  border: 0; border-radius: 999px; padding: 8px 14px; background: var(--accent); color: var(--accent-ink);
  font-weight: 700; cursor: pointer; white-space: nowrap;
}
.btn.quiet { background: transparent; color: var(--fg); border: 1px solid var(--line); }
.btn:disabled { opacity: 0.5; cursor: default; }

.tabs { display: flex; gap: 6px; margin: 12px 0; }
.tab {
  border: 1px solid var(--line); background: transparent; border-radius: 999px; padding: 6px 12px; cursor: pointer;
}
.tab[aria-selected="true"] { background: var(--fg); color: var(--bg); border-color: var(--fg); }
.tabla { width: 100%; border-collapse: collapse; }
.tabla th, .tabla td { padding: 10px 8px; border-bottom: 1px solid var(--line); text-align: left; }
.tabla .num { text-align: right; font-variant-numeric: tabular-nums; }
.tabla tbody tr:first-child td { font-weight: 700; }

.lista { display: grid; gap: 12px; }
.ronda-item {
  display: grid; grid-template-columns: 96px 1fr; gap: 14px; align-items: center;
  border: 1px solid var(--line); border-radius: 14px; padding: 10px; text-decoration: none; background: var(--card);
}
.ronda-item img { width: 96px; height: 96px; object-fit: cover; border-radius: 10px; background: #000; }
.ronda-item h3 { margin: 4px 0; font-size: 1.05rem; }

.aviso { padding: 12px 14px; border: 1px dashed var(--line); border-radius: 12px; }
.pie { margin: 40px auto 30px; border-top: 1px solid var(--line); padding-top: 18px; }
.toast {
  position: fixed; left: 50%; bottom: 24px; transform: translateX(-50%); background: var(--fg); color: var(--bg);
  padding: 10px 16px; border-radius: 999px; font-size: 0.9rem; box-shadow: 0 6px 24px rgba(0,0,0,0.25);
}

/* --- Participa (fase 2) --- */
.participa { margin-top: 2.2rem; padding-top: 1.2rem; border-top: 1px solid var(--line); }
.envio { display: grid; gap: 12px; max-width: 560px; }
.envio label { display: grid; gap: 4px; font-size: 0.9rem; color: var(--muted); }
.envio input[type="text"], .envio select, .envio input[type="file"], #token-form input {
  font: inherit; color: var(--fg); background: var(--card); border: 1px solid var(--line); border-radius: 10px; padding: 9px 12px;
}
.lineas { display: grid; gap: 8px; }
.fila { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; margin: 8px 0; }
.previa { max-width: 100%; max-height: 420px; width: auto; border-radius: 12px; border: 1px solid var(--line); }
.meme.humano .autor::after { content: " · persona"; color: var(--muted); font-weight: 400; font-size: 0.85em; }
.carta .nombre.humano::after { content: " · persona"; color: var(--muted); font-weight: 400; font-size: 0.85em; }
.cola-item { border: 1px solid var(--line); border-radius: 14px; overflow: hidden; background: var(--card); }
.cola-item img { width: 100%; aspect-ratio: 1 / 1; object-fit: contain; background: #000; }
.cola-item .meme-pie { flex-wrap: wrap; }
pre#salida { white-space: pre-wrap; word-break: break-word; max-height: 240px; overflow: auto; }

/* --- Cuenta y privado (fase 3) --- */
.saldo { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: center; gap: 12px; padding: 14px 16px; border: 1px solid var(--line); border-radius: 14px; background: var(--card); }
.saldo strong { font-size: 1.8rem; }
.modelos { border: 1px solid var(--line); border-radius: 12px; padding: 10px 14px; display: grid; gap: 6px; }
.modelos label { display: flex; align-items: center; gap: 10px; color: var(--fg); font-size: 0.95rem; }
.modelos .muted { margin-left: auto; }
.publicar { margin-top: 18px; padding: 14px 16px; border: 1px dashed var(--line); border-radius: 14px; }
.publicar h3 { margin: 0 0 6px; }
.meme .error { padding: 12px; color: var(--muted); }
.btn[href] { text-decoration: none; display: inline-block; }