:root {
  --bg: #f4f5f7; --fg: #111827; --muted: #6b7280; --card: #fff; --border: #e5e7eb;
  --accent: #2563eb; --ok: #15803d; --err: #b91c1c;
  color-scheme: light dark;
}
@media (prefers-color-scheme: dark) {
  :root { --bg: #0f172a; --fg: #e5e7eb; --muted: #94a3b8; --card: #1e293b; --border: #334155; --accent: #60a5fa; --ok: #4ade80; --err: #f87171; }
}
* { box-sizing: border-box; }
body {
  margin: 0; background: var(--bg); color: var(--fg);
  font: 16px/1.5 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  padding: env(safe-area-inset-top) env(safe-area-inset-right) env(safe-area-inset-bottom) env(safe-area-inset-left);
}
h1 { font-size: 1.5rem; margin: 0; }
h2 { font-size: 1.1rem; margin: 0; }
button {
  font: inherit; padding: .6rem 1rem; border-radius: .6rem; border: 1px solid var(--border);
  background: var(--card); color: var(--fg); cursor: pointer; min-height: 44px;
}
button:disabled { opacity: .5; cursor: not-allowed; }
button.danger { color: var(--err); }
button.danger-fill { background: var(--err); border-color: var(--err); color: #fff; font-weight: 600; }
[hidden] { display: none !important; }
button.primary { background: var(--accent); border-color: var(--accent); color: #fff; width: 100%; font-weight: 600; }
input {
  font: inherit; width: 100%; padding: .6rem .7rem; margin-top: .25rem; border-radius: .5rem;
  border: 1px solid var(--border); background: var(--bg); color: var(--fg); font-size: 16px;
}
label { display: block; margin: .75rem 0; font-size: .9rem; color: var(--muted); }
.muted { color: var(--muted); }
.msg { min-height: 1.5em; color: var(--err); font-size: .95rem; }
.msg.ok { color: var(--ok); }

/* Login */
body.center { min-height: 100vh; display: grid; place-items: center; padding: 1rem; }
.card { background: var(--card); border: 1px solid var(--border); border-radius: 1rem; padding: 1.5rem; width: 100%; max-width: 380px; }
details { margin-top: 1.25rem; border-top: 1px solid var(--border); padding-top: 1rem; }
summary { cursor: pointer; color: var(--muted); }

/* Dashboard */
.top {
  display: flex; align-items: center; justify-content: space-between; gap: 1rem;
  max-width: 1100px; margin: 0 auto; padding: 1.25rem 1rem .5rem;
}
.top nav { display: flex; gap: .5rem; }
.grid {
  display: grid; gap: 1rem; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  max-width: 1100px; margin: 0 auto; padding: .5rem 1rem 2rem;
}
.tile {
  background: var(--card); border: 1px solid var(--border); border-radius: 1rem; padding: 1.1rem;
  display: flex; flex-direction: column; justify-content: space-between; gap: .9rem;
  color: inherit; text-decoration: none; transition: border-color .15s, transform .15s;
}
.tile:hover { border-color: var(--accent); }
.tile:active { transform: scale(.99); }
.tile:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
.tile header { display: flex; justify-content: space-between; align-items: flex-start; gap: .5rem; }
.link { color: var(--accent); text-decoration: none; font-weight: 600; align-self: flex-start; padding: .25rem 0; }
.badge { font-size: .75rem; font-weight: 600; padding: .15rem .55rem; border-radius: 999px; white-space: nowrap; }
.badge.activo { background: #dcfce7; color: #166534; }
.badge.evaluacion { background: #dbeafe; color: #1e40af; }
.badge.pausa { background: #fef3c7; color: #92400e; }
.badge.terminado { background: #e5e7eb; color: #374151; }
.badge.otro { background: #e0e7ff; color: #3730a3; }
.empty { color: var(--muted); }

/* Passkeys */
.passkeys { max-width: 1100px; margin: 0 auto; padding: 0 1rem 2rem; }
.passkeys h2 { margin-bottom: .5rem; }
.passkeys ul { list-style: none; margin: 0; padding: 0; background: var(--card); border: 1px solid var(--border); border-radius: 1rem; }
.passkeys li { display: flex; justify-content: space-between; align-items: center; gap: 1rem; padding: .75rem 1rem; }
.passkeys li + li { border-top: 1px solid var(--border); }
.passkeys li span { display: flex; flex-direction: column; }
.passkeys .add { display: flex; gap: .5rem; margin-top: .75rem; max-width: 520px; }
.passkeys .add input { margin: 0; }
.passkeys .add button { width: auto; white-space: nowrap; }

/* Barra de progreso (elemento <progress>: la CSP no permite estilos en línea) */
.progreso { display: flex; align-items: center; gap: .6rem; }
.progreso span { font-weight: 600; font-variant-numeric: tabular-nums; min-width: 3ch; text-align: right; }
progress {
  flex: 1; height: .55rem; border: 0; border-radius: 999px; overflow: hidden;
  background: var(--border); -webkit-appearance: none; appearance: none;
}
progress::-webkit-progress-bar { background: var(--border); border-radius: 999px; }
progress::-webkit-progress-value { background: var(--accent); border-radius: 999px; }
progress::-moz-progress-bar { background: var(--accent); border-radius: 999px; }

/* Detalle de un proyecto */
.volver { color: var(--accent); text-decoration: none; font-weight: 600; padding: .5rem 0; }
.pagina { max-width: 760px; margin: 0 auto; padding: .5rem 1rem 2rem; display: flex; flex-direction: column; gap: 1rem; }
.detalle {
  background: var(--card); border: 1px solid var(--border); border-radius: 1rem; padding: 1.25rem;
  display: flex; flex-direction: column; gap: 1.1rem; overflow-wrap: anywhere;
}
.detalle > header { display: flex; justify-content: space-between; align-items: flex-start; gap: .75rem; }
.detalle .empresa { margin: .15rem 0 0; }
.detalle section h2 { font-size: .8rem; text-transform: uppercase; letter-spacing: .05em; color: var(--muted); margin-bottom: .35rem; }
.detalle section p, .detalle ul, .detalle ol { margin: 0; }
.detalle ul { padding-left: 1.2rem; }
.detalle li + li { margin-top: .25rem; }
.blockers.hay { border-left: 4px solid var(--err); background: color-mix(in srgb, var(--err) 9%, transparent); padding: .6rem .8rem; border-radius: .5rem; }
.blockers.hay h2 { color: var(--err); }
.historial { list-style: none; padding: 0; }
.historial li { display: flex; gap: .75rem; }
.historial time { color: var(--muted); white-space: nowrap; font-variant-numeric: tabular-nums; min-width: 6.5rem; }
.vacio { text-align: center; align-items: center; }
.aviso {
  display: flex; align-items: center; justify-content: space-between; gap: .75rem; flex-wrap: wrap;
  background: var(--card); border: 1px solid var(--border); border-left: 4px solid var(--muted); border-radius: .75rem; padding: .6rem .9rem;
}
.eliminar { display: flex; flex-direction: column; align-items: flex-start; }
.confirmar { background: var(--card); border: 1px solid var(--err); border-radius: 1rem; padding: 1rem; width: 100%; }
.confirmar p { margin: 0 0 .75rem; }
.confirmar .acciones { display: flex; gap: .5rem; flex-wrap: wrap; }

/* Proyectos eliminados (pie del dashboard) */
.pie { max-width: 1100px; margin: 0 auto; padding: 0 1rem 2rem; }
.eliminados summary { font-size: .9rem; }
.eliminados ul { list-style: none; margin: .75rem 0 0; padding: 0; background: var(--card); border: 1px solid var(--border); border-radius: 1rem; }
.eliminados li { display: flex; justify-content: space-between; align-items: center; gap: 1rem; padding: .6rem 1rem; }
.eliminados li + li { border-top: 1px solid var(--border); }
.eliminados li > span { display: flex; flex-direction: column; }
.eliminados a { color: var(--fg); }

@media (max-width: 480px) {
  .historial li { flex-direction: column; gap: 0; }
  .confirmar .acciones button { flex: 1; }
}