/* Paleta A — Azul marino + oro (guia-estilos.md §1 / investigación §10.5).
   El producto final tendrá guía propia; esto es la demo. Fuente = sistema. */
:root {
  --paper:#FFFFFF; --surface:#F4F6F9; --ink:#0F1B2D; --muted:#5B6675;
  --accent:#B8924A; --line:#DCE1E8; --gain:#1E7A4E; --loss:#C0392B;
  --radius:10px;
}
* { box-sizing:border-box; }
html, body { height:100%; }
body {
  margin:0; font-family:system-ui,Segoe UI,Roboto,sans-serif;
  background:var(--paper); color:var(--ink);
  display:flex; flex-direction:column; min-height:100vh;
}

/* Foco visible y consistente para navegación por teclado (a11y) */
:focus-visible { outline:2px solid var(--accent); outline-offset:2px; border-radius:4px; }
:focus:not(:focus-visible) { outline:none; }

/* Respeta a quien pide menos movimiento */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration:.01ms !important; animation-iteration-count:1 !important;
    transition-duration:.01ms !important;
  }
}

/* Cargando (skeleton): bloque que "respira" mientras llega el escaneo */
@keyframes pulso { 0%,100% { opacity:1; } 50% { opacity:.45; } }
.skel {
  background:var(--surface); border:1px solid var(--line);
  border-radius:var(--radius); animation:pulso 1.2s ease-in-out infinite;
}
.skel.card { height:96px; }
.skel.carta { height:360px; border-radius:14px; }
.skel.vcard { height:230px; }

/* ---- Cabecera / navegación ---- */
header {
  display:flex; align-items:center; gap:20px; flex-wrap:wrap;
  padding:14px 24px; background:var(--ink); color:var(--paper);
}
header .brand { font-weight:700; font-size:16px; letter-spacing:.2px; }
header .brand span { color:var(--accent); }
nav { display:flex; gap:4px; }
nav button {
  background:transparent; color:#C9D2DE; border:0; cursor:pointer;
  font:inherit; font-size:14px; padding:8px 14px; border-radius:8px;
}
nav button:hover { background:rgba(255,255,255,.08); color:#fff; }
nav button.active { background:var(--accent); color:#1a1206; font-weight:700; }
header .spacer { flex:1; }
.refrescar {
  background:transparent; color:#C9D2DE; border:1px solid #2c3a4f;
  border-radius:8px; padding:7px 12px; font:inherit; font-size:13px; cursor:pointer;
}
.refrescar:hover { border-color:var(--accent); color:#fff; }
.estado { font-size:12px; color:#8593a6; }

main { flex:1; }

/* ---- utilitario ---- */
.wrap { max-width:1100px; margin:0 auto; padding:28px 24px; }
.hidden { display:none !important; }
h2 { font-size:20px; margin:0 0 4px; }
.sub { color:var(--muted); font-size:14px; margin:0 0 22px; }

/* ---- Hoy / Digest ---- */
.cards { display:grid; gap:16px; grid-template-columns:repeat(auto-fill,minmax(min(190px,100%),1fr)); }
.stat {
  background:var(--surface); border:1px solid var(--line);
  border-radius:var(--radius); padding:18px 18px 16px;
}
.stat .n { font-size:34px; font-weight:700; line-height:1; font-variant-numeric:tabular-nums; }
.stat .n.acc { color:var(--accent); }
.stat .lbl { color:var(--muted); font-size:13px; margin-top:8px; }
.cta {
  margin-top:24px; display:inline-block; background:var(--accent); color:#1a1206;
  border:0; border-radius:8px; padding:12px 20px; font:inherit; font-weight:700;
  font-size:15px; cursor:pointer;
}
.cta:disabled { background:var(--line); color:var(--muted); cursor:default; }
.reset-link {
  display:block; margin-top:14px; background:transparent; border:0;
  color:var(--muted); font:inherit; font-size:13px; cursor:pointer;
  text-decoration:underline; padding:0;
}
.reset-link:hover { color:var(--accent); }

/* ---- Triaje: una carta a la vez ---- */
.triaje { max-width:680px; margin:0 auto; padding:24px; }
.progreso { color:var(--muted); font-size:13px; margin-bottom:12px; text-align:center; }
.carta {
  background:var(--surface); border:1px solid var(--line);
  border-radius:14px; padding:22px 24px 16px;
}
.carta .top { display:flex; align-items:baseline; justify-content:space-between; }
.carta .sym { font-size:30px; font-weight:700; }
.carta .pat { color:var(--muted); font-size:14px; margin-top:2px; }
.badge {
  background:var(--paper); color:var(--accent); border:1px solid var(--accent);
  font-weight:700; padding:5px 13px; border-radius:20px; font-size:14px;
  font-variant-numeric:tabular-nums; white-space:nowrap;
}
.carta .datos { color:var(--muted); font-size:13px; margin:12px 0 6px; }
.carta svg { width:100%; height:auto; display:block; }
.chart-click { cursor:zoom-in; }
.legend { font-size:12px; color:var(--muted); margin-top:6px; text-align:center; }
.dot { display:inline-block; width:9px; height:9px; border-radius:50%;
       margin:0 4px 0 12px; vertical-align:middle; }

.acciones { display:flex; gap:12px; margin-top:20px; }
.acciones button {
  flex:1; border:1px solid var(--line); background:var(--paper); color:var(--ink);
  border-radius:10px; padding:14px 10px; font:inherit; font-size:15px;
  font-weight:600; cursor:pointer; transition:transform .05s;
}
.acciones button:active { transform:translateY(1px); }
.acciones .ign:hover { border-color:var(--loss); color:var(--loss); }
.acciones .skip:hover { border-color:var(--muted); }
.acciones .save:hover { border-color:var(--gain); color:var(--gain); }
.acciones kbd {
  display:inline-block; font:inherit; font-size:11px; color:var(--muted);
  border:1px solid var(--line); border-radius:5px; padding:0 5px; margin-left:6px;
}
.atajos { text-align:center; color:var(--muted); font-size:12px; margin-top:16px; }

/* ---- estado vacío ---- */
.vacio { text-align:center; color:var(--muted); padding:60px 20px; }
.vacio .big { font-size:42px; margin-bottom:8px; }

/* ---- Predicción: controles regulables ---- */
.controles {
  display:flex; align-items:center; gap:18px 24px; flex-wrap:wrap;
  margin:0 0 20px; padding:14px 16px;
  background:var(--surface); border:1px solid var(--line); border-radius:var(--radius);
}
.controles label { font-size:13px; color:var(--muted); display:flex; align-items:center; gap:8px; }
.controles input {
  width:64px; font:inherit; font-size:14px; color:var(--ink);
  border:1px solid var(--line); border-radius:8px; padding:6px 8px;
  background:var(--paper); font-variant-numeric:tabular-nums;
}
.pred-stats { font-size:12px; color:var(--muted); margin-left:auto; font-variant-numeric:tabular-nums; }

/* ---- Vigilancia (grid de tarjetas) ---- */
.grid { display:grid; gap:16px; grid-template-columns:repeat(auto-fill,minmax(min(330px,100%),1fr)); }
.vcard { background:var(--surface); border:1px solid var(--line);
         border-radius:var(--radius); padding:14px 14px 8px; }
.vcard .head { display:flex; align-items:center; justify-content:space-between; }
.vcard .sym { font-weight:700; font-size:17px; }
.vcard .meta { color:var(--muted); font-size:12px; margin:4px 0 8px; }
.vcard .quitar {
  background:transparent; border:0; color:var(--muted); cursor:pointer;
  font:inherit; font-size:12px; text-decoration:underline; margin-top:6px;
}
.vcard .quitar:hover { color:var(--loss); }
.vcard { cursor:pointer; transition:border-color .1s, box-shadow .1s; }
.vcard:hover { border-color:var(--accent); box-shadow:0 2px 12px rgba(15,27,45,.08); }

/* ---- Modal de zoom ---- */
.modal {
  position:fixed; inset:0; background:rgba(15,27,45,.55);
  display:none; align-items:center; justify-content:center; padding:24px; z-index:50;
}
.modal.show { display:flex; }
.modal-panel {
  background:var(--paper); border-radius:14px; padding:22px 24px 16px;
  width:min(960px, 94vw); max-height:92vh; overflow:auto; position:relative;
  box-shadow:0 18px 50px rgba(15,27,45,.35);
}
.modal-cerrar {
  position:absolute; top:10px; right:10px; background:transparent; border:0;
  font-size:20px; color:var(--muted); cursor:pointer; line-height:1;
  width:40px; height:40px; border-radius:8px;
  display:flex; align-items:center; justify-content:center;
}
.modal-cerrar:hover { color:var(--ink); background:var(--surface); }
.modal-titulo { font-size:22px; font-weight:700; }
.modal-meta { color:var(--muted); font-size:13px; margin:4px 0 14px; }
.modal-panel svg { width:100%; height:auto; display:block; }

/* ---- Gráfica navegable (modal) ---- */
.chart-tools { display:flex; gap:6px; align-items:center; margin-bottom:8px; }
.chart-tools button {
  width:34px; height:30px; border:1px solid var(--line); background:var(--paper);
  color:var(--ink); border-radius:7px; cursor:pointer; font-size:15px; line-height:1;
}
.chart-tools button:hover { border-color:var(--accent); color:var(--accent); }
.chart-tools .hint { margin-left:auto; font-size:12px; color:var(--muted); }
svg.navchart {
  width:100%; height:auto; display:block; cursor:grab; touch-action:none;
  background:var(--paper); border:1px solid var(--line); border-radius:8px;
  font-variant-numeric:tabular-nums;
}
svg.navchart:active { cursor:grabbing; }
svg.navchart:focus-visible { outline:2px solid var(--accent); outline-offset:2px; }

/* ---- Login ---- */
.login {
  position:fixed; inset:0; z-index:60; background:var(--ink);
  display:flex; align-items:center; justify-content:center; padding:24px;
}
.login-panel {
  background:var(--paper); border-radius:14px; padding:32px 32px 28px;
  width:min(360px, 92vw); box-shadow:0 18px 50px rgba(0,0,0,.4);
  display:flex; flex-direction:column; gap:14px;
}
.login-panel .brand { font-size:18px; font-weight:700; margin:0; }
.login-panel .brand span { color:var(--accent); }
.login-panel .sub { margin:0; }
.login-panel label {
  display:flex; flex-direction:column; gap:6px;
  font-size:13px; color:var(--muted);
}
.login-panel input {
  font:inherit; font-size:15px; color:var(--ink);
  border:1px solid var(--line); border-radius:8px; padding:10px 12px;
  background:var(--paper);
}
.login-panel input:focus { border-color:var(--accent); outline:none; }
.login-panel .cta { margin-top:6px; }
.login-error {
  background:#FDF0EE; border:1px solid var(--loss); color:var(--loss);
  border-radius:8px; padding:9px 12px; font-size:13px;
}

/* ---- Sesión en cabecera ---- */
.chip {
  font-size:12px; color:#C9D2DE; border:1px solid #2c3a4f;
  border-radius:20px; padding:6px 12px; white-space:nowrap;
}

/* ---- Usuarios (solo admin) ---- */
.usuarios-alta {
  display:flex; gap:10px; flex-wrap:wrap; align-items:center;
  margin:0 0 22px; padding:14px 16px;
  background:var(--surface); border:1px solid var(--line); border-radius:var(--radius);
}
.usuarios-alta input, .usuarios-alta select {
  font:inherit; font-size:14px; color:var(--ink);
  border:1px solid var(--line); border-radius:8px; padding:8px 10px;
  background:var(--paper);
}
.usuarios-alta .cta { margin-top:0; padding:9px 16px; font-size:14px; }
.usuarios-tabla { width:100%; border-collapse:collapse; font-size:14px; }
.usuarios-tabla th {
  text-align:left; color:var(--muted); font-size:12px; font-weight:600;
  padding:8px 10px; border-bottom:1px solid var(--line);
}
.usuarios-tabla td { padding:10px; border-bottom:1px solid var(--line); }
.usuarios-tabla tr.inactivo td { color:var(--muted); }
.usuarios-tabla .chip-mini {
  font-size:11px; color:var(--accent); border:1px solid var(--accent);
  border-radius:10px; padding:1px 7px; margin-left:6px;
}
.acciones-usuario { text-align:right; white-space:nowrap; }
.acciones-usuario button {
  background:transparent; border:1px solid var(--line); color:var(--muted);
  font:inherit; font-size:12px; border-radius:7px; padding:4px 9px;
  cursor:pointer; margin-left:6px;
}
.acciones-usuario button:hover { border-color:var(--accent); color:var(--ink); }
.acciones-usuario button.peligro:hover { border-color:var(--loss); color:var(--loss); }

.toast {
  position:fixed; bottom:24px; left:50%; transform:translateX(-50%);
  background:var(--ink); color:#fff; padding:10px 18px; border-radius:8px;
  font-size:14px; opacity:0; transition:opacity .2s; pointer-events:none;
}
.toast.show { opacity:1; }
.nota-modo {
  background:#FBF6EC; border:1px solid var(--accent); color:#6b5320;
  border-radius:8px; padding:10px 14px; font-size:13px; margin-bottom:20px;
}