:root {
  --bg: #0f121a;
  --panel: #171c28;
  --panel2: #1e2534;
  --line: #2a3346;
  --txt: #e7ecf5;
  --muted: #9aa7bf;
  --accent: #4f8cff;
  --accent2: #24d3a5;
  --danger: #ff6b6b;
  --warn: #ffb454;
  --ok: #38d39f;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  background: radial-gradient(1200px 600px at 100% 0%, #1a2336 0%, var(--bg) 55%);
  color: var(--txt);
  min-height: 100vh;
}

.top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 20px 26px;
  border-bottom: 1px solid var(--line);
  position: sticky;
  top: 0;
  background: rgba(15, 18, 26, .86);
  backdrop-filter: blur(8px);
  z-index: 10;
}

.top h1 { margin: 0; font-size: 20px; }
.sub { margin: 4px 0 0; color: var(--muted); font-size: 13px; }

.pill {
  background: var(--panel2);
  border: 1px solid var(--line);
  color: var(--accent2);
  padding: 8px 14px;
  border-radius: 999px;
  font-size: 13px;
  white-space: nowrap;
}

.layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 340px;
  gap: 22px;
  padding: 22px 26px 60px;
  align-items: start;
  max-width: 1500px;
  margin: 0 auto;
}

@media (max-width: 980px) {
  .layout { grid-template-columns: 1fr; }
  .resumen { position: static !important; }
}

.decision {
  margin-bottom: 30px;
}

.dhead { margin-bottom: 12px; }
.dhead h3 { margin: 0 0 4px; font-size: 17px; }
.pregunta { margin: 0; color: var(--txt); font-size: 14px; }
.ayuda { margin: 4px 0 0; color: var(--muted); font-size: 13px; }

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 14px;
}

.card {
  background: linear-gradient(180deg, var(--panel) 0%, #141924 100%);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 14px;
  cursor: pointer;
  transition: border-color .15s, transform .15s, box-shadow .15s;
  position: relative;
}

.card:hover { border-color: #3a4761; transform: translateY(-2px); }

.card.sel {
  border-color: var(--accent);
  box-shadow: 0 0 0 2px rgba(79, 140, 255, .35), 0 10px 30px -12px rgba(79, 140, 255, .6);
}

.card.off {
  opacity: .5;
  cursor: not-allowed;
  filter: grayscale(.4);
}
.card.off:hover { transform: none; border-color: var(--line); }

.card header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 8px;
}
.card h4 { margin: 0 0 6px; font-size: 14.5px; line-height: 1.25; }

.badge {
  flex: none;
  background: rgba(36, 211, 165, .14);
  color: var(--accent2);
  border: 1px solid rgba(36, 211, 165, .35);
  font-size: 10.5px;
  padding: 2px 8px;
  border-radius: 999px;
  white-space: nowrap;
}

.desc { color: var(--muted); font-size: 12.5px; margin: 6px 0 10px; }

.pros, .contras {
  list-style: none;
  margin: 0 0 8px;
  padding: 0;
  font-size: 12px;
  color: #cdd7ea;
}
.pros li, .contras li { padding-left: 16px; position: relative; line-height: 1.5; }
.pros li::before { content: "+"; position: absolute; left: 0; color: var(--ok); font-weight: 700; }
.contras li::before { content: "–"; position: absolute; left: 0; color: var(--warn); font-weight: 700; }

.req {
  font-size: 11.5px;
  color: var(--muted);
  border-top: 1px dashed var(--line);
  padding-top: 7px;
  margin-bottom: 8px;
}

.metrics { display: grid; gap: 5px; }
.mbar, .tbar {
  display: grid;
  grid-template-columns: 72px 1fr 22px;
  align-items: center;
  gap: 6px;
  font-size: 10.5px;
  color: var(--muted);
}
.mtrack { background: #0e1219; border-radius: 999px; height: 6px; overflow: hidden; }
.mfill { display: block; height: 100%; background: linear-gradient(90deg, #3f6bd8, var(--accent)); }
.mfill.good { background: linear-gradient(90deg, #1c9c78, var(--ok)); }
.mfill.warn { background: linear-gradient(90deg, #b9772a, var(--warn)); }
.mv { text-align: right; color: #cbd5e8; }

.motivo {
  margin-top: 9px;
  font-size: 11.5px;
  color: var(--warn);
  background: rgba(255, 180, 84, .08);
  border: 1px solid rgba(255, 180, 84, .25);
  border-radius: 8px;
  padding: 6px 8px;
}

/* Resumen */
.resumen { position: sticky; top: 92px; }

.resumen > div, #resumen {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 18px;
}

#resumen h3 { margin: 0 0 12px; font-size: 15px; }
#resumen h4 { margin: 16px 0 8px; font-size: 13px; color: var(--muted); }

.elegidas { list-style: none; margin: 0; padding: 0; display: grid; gap: 7px; }
.elegidas li { display: flex; flex-direction: column; gap: 1px; font-size: 12px; }
.elegidas .rk { color: var(--muted); font-size: 10.5px; text-transform: uppercase; letter-spacing: .04em; }
.elegidas .rv { color: var(--txt); }
.elegidas .vacio { color: var(--muted); font-style: italic; }

.totales { margin-top: 16px; border-top: 1px solid var(--line); padding-top: 12px; display: grid; gap: 7px; }
.tlabel { margin: 0 0 2px; font-size: 11px; color: var(--muted); }

.acciones { margin-top: 16px; display: grid; gap: 8px; }
button {
  font: inherit;
  font-size: 13px;
  padding: 10px 12px;
  border-radius: 10px;
  border: 1px solid var(--line);
  background: var(--panel2);
  color: var(--txt);
  cursor: pointer;
  transition: border-color .15s, background .15s;
}
button:hover { border-color: #3f4d68; }
button.primary { background: linear-gradient(90deg, #356ad6, var(--accent)); border-color: transparent; font-weight: 600; }
button.ghost { background: transparent; color: var(--muted); }

.salida {
  margin-top: 14px;
  border-top: 1px solid var(--line);
  padding-top: 12px;
  font-size: 12.5px;
}
.salida .ok { color: var(--ok); margin: 0 0 8px; }
.guia { margin: 0; padding-left: 18px; color: #cdd7ea; display: grid; gap: 6px; }
.aviso { color: var(--warn); }

.error {
  margin: 40px auto;
  max-width: 640px;
  padding: 20px;
  border: 1px solid var(--danger);
  border-radius: 12px;
  background: rgba(255, 107, 107, .08);
  color: #ffd2d2;
  line-height: 1.6;
}