/* ===========================================================
   Validador CFDI — hoja de estilos
   Paleta y tipografía pensadas para un sistema de auditoría fiscal:
   tinta azul-noche institucional, códigos (folio/RFC/UUID) en
   monoespaciada como en una libreta contable, y un "sello" de hule
   como único elemento de acento para los resultados aprobada/rechazada.
   =========================================================== */

:root {
  --navy: #0b2545;
  --navy-light: #13355e;
  --ink: #1f2a37;
  --muted: #6b7280;
  --bg: #f2f4f7;
  --card: #ffffff;
  --border: #e2e5ea;
  --approve: #0f7a3d;
  --approve-bg: #e8f5ec;
  --reject: #b3261e;
  --reject-bg: #fbeceb;
  --pending: #a15c00;
  --pending-bg: #fbf1e2;
  --gold: #b8860b;

  --font-body: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --font-mono: ui-monospace, SFMono-Regular, "SF Mono", Consolas, "Liberation Mono", monospace;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 15px;
  line-height: 1.55;
}

a { color: var(--navy-light); }

.topbar {
  background: var(--navy);
  color: #fff;
  padding: 14px 28px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 8px;
}
.topbar .brand {
  font-weight: 700;
  letter-spacing: 0.02em;
  font-size: 16px;
}
.topbar .brand .fol {
  font-family: var(--font-mono);
  color: var(--gold);
  margin-left: 6px;
}
.topbar nav a {
  color: #cbd5e1;
  text-decoration: none;
  margin-left: 18px;
  font-size: 14px;
}
.topbar nav a:hover { color: #fff; }
.topbar form { display: inline; }
.topbar .logout-btn {
  background: none;
  border: 1px solid #3a5a86;
  color: #cbd5e1;
  padding: 5px 12px;
  border-radius: 4px;
  cursor: pointer;
  font-size: 13px;
  margin-left: 18px;
}
.topbar .logout-btn:hover { color: #fff; border-color: #6b8fc0; }

.container {
  max-width: 980px;
  margin: 0 auto;
  padding: 28px 24px 60px;
}
.container.narrow { max-width: 460px; }

.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 24px 28px;
  margin-bottom: 20px;
}

h1 { font-size: 22px; margin: 0 0 6px; }
h2 { font-size: 17px; margin: 0 0 14px; color: var(--navy); }
h3 { font-size: 14px; margin: 0 0 8px; color: var(--muted); text-transform: uppercase; letter-spacing: 0.04em; }
.subtitle { color: var(--muted); margin: 0 0 20px; font-size: 14px; }

label { display: block; font-size: 13px; font-weight: 600; margin: 14px 0 4px; color: var(--ink); }
label .hint { font-weight: 400; color: var(--muted); }
input[type=text], input[type=email], input[type=password], input[type=date], input[type=file], select, textarea {
  width: 100%;
  padding: 9px 11px;
  border: 1px solid #cbd5e1;
  border-radius: 4px;
  font-size: 14px;
  font-family: var(--font-body);
  background: #fff;
  color: var(--ink);
}
input[type=text].mono, input[type=email].mono { font-family: var(--font-mono); text-transform: uppercase; }
input:focus, select:focus, textarea:focus, button:focus, a.button:focus {
  outline: 3px solid #7fa8e0;
  outline-offset: 1px;
}
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 0 20px; }
@media (max-width: 640px) { .grid-2 { grid-template-columns: 1fr; } }

.btn {
  display: inline-block;
  background: var(--navy);
  color: #fff;
  border: none;
  padding: 10px 20px;
  border-radius: 4px;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  text-decoration: none;
  margin-top: 18px;
}
.btn:hover { background: var(--navy-light); }
.btn.secondary { background: #fff; color: var(--navy); border: 1px solid var(--navy); }
.btn.danger { background: var(--reject); }

.folio {
  font-family: var(--font-mono);
  font-weight: 700;
  letter-spacing: 0.02em;
}

table { width: 100%; border-collapse: collapse; font-size: 14px; }
th, td { text-align: left; padding: 9px 8px; border-bottom: 1px solid var(--border); vertical-align: top; }
th { color: var(--muted); font-weight: 600; font-size: 12px; text-transform: uppercase; letter-spacing: 0.03em; }
tr:hover td { background: #fafbfc; }

.pill {
  display: inline-block;
  padding: 2px 10px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.03em;
}
.pill.pendiente { background: var(--pending-bg); color: var(--pending); }
.pill.aprobada { background: var(--approve-bg); color: var(--approve); }
.pill.rechazada { background: var(--reject-bg); color: var(--reject); }
.pill.expirada, .pill.cancelada { background: #ececec; color: #555; }

.alert {
  padding: 12px 16px;
  border-radius: 4px;
  margin-bottom: 18px;
  font-size: 14px;
}
.alert.error { background: var(--reject-bg); color: var(--reject); border: 1px solid #f0c6c2; }
.alert.success { background: var(--approve-bg); color: var(--approve); border: 1px solid #c3e6cd; }
.alert.info { background: #eaf1fb; color: var(--navy-light); border: 1px solid #cddcf2; }

/* --- El "sello": único elemento de acento del sitio, usado solo en los
   momentos de resultado (detalle de solicitud y pantalla de subida) --- */
.sello {
  display: inline-block;
  border: 3px solid currentColor;
  border-radius: 8px;
  padding: 10px 22px;
  font-weight: 800;
  font-size: 20px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  transform: rotate(-4deg);
  mix-blend-mode: multiply;
  margin: 6px 0 18px;
}
.sello.aprobada { color: var(--approve); }
.sello.rechazada { color: var(--reject); }
.sello.pendiente { color: var(--pending); }

.checklist { list-style: none; padding: 0; margin: 0; }
.checklist li {
  display: flex;
  gap: 10px;
  padding: 10px 0;
  border-bottom: 1px solid var(--border);
}
.checklist li:last-child { border-bottom: none; }
.check-icon { font-weight: 800; width: 20px; flex: none; }
.check-icon.ok { color: var(--approve); }
.check-icon.no { color: var(--reject); }
.check-body b { display: block; font-size: 14px; }
.check-body span { color: var(--muted); font-size: 13px; }

.helptext { color: var(--muted); font-size: 13px; margin-top: 4px; }

/* --- Buscador de claves de producto/servicio (catálogo SAT) --- */
.clave-buscador-wrap { position: relative; }
.clave-resultados {
  position: absolute;
  z-index: 20;
  left: 0; right: 0;
  background: #fff;
  border: 1px solid var(--border);
  border-top: none;
  border-radius: 0 0 4px 4px;
  max-height: 260px;
  overflow-y: auto;
  box-shadow: 0 6px 16px rgba(0,0,0,0.08);
}
.clave-resultado {
  display: block;
  width: 100%;
  text-align: left;
  background: none;
  border: none;
  border-bottom: 1px solid var(--border);
  padding: 8px 12px;
  font-size: 13px;
  cursor: pointer;
  font-family: var(--font-body);
  color: var(--ink);
}
.clave-resultado:last-child { border-bottom: none; }
.clave-resultado:hover, .clave-resultado:focus { background: #f4f6fa; }
.clave-resultado-clave { font-family: var(--font-mono); font-weight: 700; margin-right: 6px; }
.clave-resultado-libre { color: var(--muted); font-style: italic; }

.clave-chips { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 10px; }
.clave-chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: #eaf1fb;
  color: var(--navy-light);
  border: 1px solid #cddcf2;
  border-radius: 999px;
  padding: 4px 6px 4px 12px;
  font-family: var(--font-mono);
  font-size: 13px;
}
.clave-chip-remove {
  background: none;
  border: none;
  color: var(--navy-light);
  cursor: pointer;
  font-size: 15px;
  line-height: 1;
  padding: 2px 6px;
  border-radius: 50%;
}
.clave-chip-remove:hover { background: #cddcf2; }

code, .code-block {
  font-family: var(--font-mono);
  background: #f1f3f6;
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 2px 6px;
  font-size: 13px;
}
.code-block { display: block; padding: 12px; white-space: pre-wrap; word-break: break-all; }

.qr-box { text-align: center; margin: 18px 0; }
.qr-box img { border: 1px solid var(--border); border-radius: 6px; }

footer.site { text-align: center; color: var(--muted); font-size: 12px; padding: 30px 0 10px; }