/* SEOR® Digital — sistema de diseño del panel operativo
   Paleta: pergamino #F6F3EC · tinta #202A25 · salvia #3B6E62 · terracota-apagado #A9613F · línea #D9D2C0
   Tipos: display "Source Serif 4" (títulos, dossier) · cuerpo "Inter" · datos "IBM Plex Mono" (códigos, trazabilidad)
   Firma: la "ruta recorrida" del árbol se muestra como una bitácora vertical con códigos monoespaciados —
   la trazabilidad es el tema central del sistema, así que es también el elemento visual central. */

@import url('https://fonts.googleapis.com/css2?family=Source+Serif+4:opsz,wght@8..60,400;8..60,600;8..60,700&family=Inter:wght@400;500;600&family=IBM+Plex+Mono:wght@400;500&display=swap');

:root {
  --bg: #F6F3EC;
  --panel: #FFFFFF;
  --ink: #202A25;
  --ink-soft: #5B655F;
  --sage: #3B6E62;
  --sage-dark: #2B5148;
  --clay: #A9613F;
  --rule: #D9D2C0;
  --danger: #A93226;
  --radius: 6px;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: 'Inter', system-ui, sans-serif;
  font-size: 15px;
  line-height: 1.5;
}

h1, h2, h3 { font-family: 'Source Serif 4', serif; font-weight: 600; margin: 0 0 .4em; color: var(--ink); }
h1 { font-size: 1.9rem; }
h2 { font-size: 1.3rem; }
h3 { font-size: 1.05rem; }

code, .mono, .code { font-family: 'IBM Plex Mono', monospace; font-size: .85em; letter-spacing: .01em; }

a { color: var(--sage-dark); }

.app-shell { display: flex; min-height: 100vh; }

.sidebar {
  width: 220px;
  background: var(--ink);
  color: #E9E4D6;
  padding: 24px 18px;
  flex-shrink: 0;
}
.sidebar .brand { font-family: 'Source Serif 4', serif; font-size: 1.15rem; color: #fff; margin-bottom: 4px; }
.sidebar .brand small { display: block; font-family: 'IBM Plex Mono', monospace; font-size: .65rem; color: #9CA69B; letter-spacing: .08em; margin-top: 2px; }
.sidebar nav { margin-top: 28px; display: flex; flex-direction: column; gap: 2px; }
.sidebar nav a {
  color: #C9D0C6; text-decoration: none; padding: 9px 10px; border-radius: var(--radius);
  font-size: .92rem;
}
.sidebar nav a:hover, .sidebar nav a.active { background: rgba(255,255,255,.08); color: #fff; }
.sidebar .user-box { margin-top: auto; padding-top: 18px; border-top: 1px solid rgba(255,255,255,.12); font-size: .82rem; color: #9CA69B; }

.main { flex: 1; padding: 32px 40px; max-width: 1080px; }

.panel {
  background: var(--panel);
  border: 1px solid var(--rule);
  border-radius: var(--radius);
  padding: 22px 24px;
  margin-bottom: 20px;
}

.grid { display: grid; gap: 16px; }
.grid-2 { grid-template-columns: 1fr 1fr; }

label { display: block; font-size: .82rem; color: var(--ink-soft); margin: 12px 0 4px; }
input, select, textarea {
  width: 100%; padding: 9px 10px; border: 1px solid var(--rule); border-radius: var(--radius);
  font-family: inherit; font-size: .92rem; background: #fff; color: var(--ink);
}
textarea { min-height: 90px; }

button, .btn {
  display: inline-block; border: none; border-radius: var(--radius); padding: 9px 16px;
  font-family: inherit; font-size: .9rem; font-weight: 500; cursor: pointer;
  background: var(--sage); color: #fff; text-decoration: none;
}
button:hover, .btn:hover { background: var(--sage-dark); }
button.secondary, .btn.secondary { background: transparent; color: var(--ink); border: 1px solid var(--rule); }
button.danger { background: var(--danger); }

table { width: 100%; border-collapse: collapse; font-size: .89rem; }
th { text-align: left; font-weight: 500; color: var(--ink-soft); border-bottom: 1px solid var(--rule); padding: 8px 6px; }
td { border-bottom: 1px solid var(--rule); padding: 9px 6px; }
tr:hover td { background: #FBFAF6; }

.tag { font-family: 'IBM Plex Mono', monospace; font-size: .72rem; padding: 2px 7px; border-radius: 20px; border: 1px solid var(--rule); }
.tag.yes { color: var(--sage-dark); border-color: var(--sage); }
.tag.no { color: var(--clay); border-color: var(--clay); }
.tag.unknown { color: var(--ink-soft); }

/* --- Bitácora / trazabilidad: elemento firma --- */
.trace {
  border-left: 2px solid var(--rule);
  margin-left: 6px;
  padding-left: 18px;
}
.trace .step { position: relative; padding: 10px 0; }
.trace .step::before {
  content: ''; position: absolute; left: -23px; top: 16px; width: 9px; height: 9px;
  border-radius: 50%; background: var(--sage); border: 2px solid var(--bg);
}
.trace .step .node-code { color: var(--ink-soft); }
.trace .step .node-title { font-weight: 500; }

.notice {
  background: #FBF2E9; border: 1px solid #E7D3B8; color: #6B4A24;
  padding: 12px 14px; border-radius: var(--radius); font-size: .85rem; margin-bottom: 18px;
}
.notice.error { background: #FBEAE7; border-color: #E3B4AB; color: #7A2A1E; }

.login-wrap {
  min-height: 100vh; display: flex; align-items: center; justify-content: center; background: var(--ink);
}
.login-card { width: 340px; background: var(--panel); border-radius: var(--radius); padding: 34px 30px; }
.login-card .brand { text-align: center; margin-bottom: 22px; }
.login-card .brand small { display: block; font-family: 'IBM Plex Mono', monospace; font-size: .7rem; color: var(--ink-soft); letter-spacing: .08em; margin-top: 4px; }

.hidden { display: none !important; }
.muted { color: var(--ink-soft); }
.flex-between { display: flex; align-items: center; justify-content: space-between; }

/* --- Utilidades (Fase 1: reemplazan estilos inline para permitir una CSP estricta
   sin 'unsafe-inline' — ver docs/adr/0003-csp-y-cabeceras-de-seguridad.md) --- */
.mt-sm { margin-top: 8px; }
.mt-md { margin-top: 12px; }
.mt-lg { margin-top: 18px; }
.btn-block { width: 100%; }
.input-narrow { max-width: 260px; }
.text-sm { font-size: .8rem; }
.btn-row { display: flex; gap: 8px; margin-top: 10px; }