:root {
  --verde: #1a7a4a;
  --verde-claro: #2ea06b;
  --verde-fondo: #f0f9f4;
  --gris: #6b7280;
  --gris-claro: #f3f4f6;
  --borde: #e5e7eb;
  --rojo: #dc2626;
  --naranja: #d97706;
  --azul: #2563eb;
  --texto: #111827;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

body {
  font-family: 'Segoe UI', system-ui, sans-serif;
  background: var(--gris-claro);
  color: var(--texto);
  font-size: 14px;
}

/* ── Sidebar ─────────────────────────────────────────── */
.sidebar {
  position: fixed; top: 0; left: 0; bottom: 0;
  width: 240px; background: var(--verde);
  color: #fff; display: flex; flex-direction: column;
  z-index: 100; overflow-y: auto;
}

.sidebar-header {
  padding: 20px 16px 16px;
  border-bottom: 1px solid rgba(255,255,255,0.15);
}
.sidebar-header h2 { font-size: 13px; font-weight: 700; line-height: 1.4; }
.sidebar-header p { font-size: 11px; opacity: 0.75; margin-top: 2px; }

.sidebar-section { padding: 12px 0; }
.sidebar-label {
  font-size: 10px; font-weight: 700; text-transform: uppercase;
  letter-spacing: .08em; opacity: .6; padding: 0 16px 6px;
}

.sidebar a {
  display: flex; align-items: center; gap: 10px;
  padding: 9px 16px; color: rgba(255,255,255,.85);
  text-decoration: none; font-size: 13.5px;
  border-left: 3px solid transparent;
  transition: background .15s;
}
.sidebar a:hover, .sidebar a.activo {
  background: rgba(255,255,255,.12); color: #fff;
  border-left-color: #fff;
}
.sidebar a span.icon { width: 18px; text-align: center; font-size: 15px; }

.sidebar-footer {
  margin-top: auto;
  border-top: 1px solid rgba(255,255,255,.15);
  font-size: 12px; opacity: .75;
}
.sidebar-footer-link {
  display: block; padding: 12px 16px;
  color: rgba(255,255,255,.85); text-decoration: none;
  border-left: 3px solid transparent;
  transition: background .15s;
}
.sidebar-footer-link:hover { background: rgba(255,255,255,.12); opacity:1; border-left-color:#fff; }

.sidebar-badge {
  display: inline-flex; align-items: center; justify-content: center;
  min-width: 18px; height: 18px; padding: 0 5px;
  background: #ef4444; color: #fff;
  border-radius: 999px; font-size: 10px; font-weight: 700;
  flex-shrink: 0;
}

/* ── Layout principal ────────────────────────────────── */
.main-wrapper { margin-left: 240px; min-height: 100vh; }

.topbar {
  background: #fff; border-bottom: 1px solid var(--borde);
  padding: 0 24px; height: 52px;
  display: flex; align-items: center; justify-content: space-between;
  position: sticky; top: 0; z-index: 50;
}
.topbar h1 { font-size: 16px; font-weight: 600; }
.topbar-user { font-size: 12px; color: var(--gris); display: flex; align-items: center; gap: 12px; }
.topbar-user a { color: var(--rojo); text-decoration: none; font-weight: 600; }

.page-content { padding: 24px; }

/* ── Tarjetas / Cards ────────────────────────────────── */
.card {
  background: #fff; border: 1px solid var(--borde);
  border-radius: 8px; padding: 20px;
}
.card-header {
  display: flex; align-items: center; justify-content: space-between;
  margin-bottom: 16px; padding-bottom: 12px;
  border-bottom: 1px solid var(--borde);
}
.card-header h3 { font-size: 14px; font-weight: 600; }

/* ── Stats ───────────────────────────────────────────── */
.stats-grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(160px,1fr));
  gap: 16px; margin-bottom: 24px;
}
.stat-card {
  background: #fff; border: 1px solid var(--borde); border-radius: 8px;
  padding: 16px 20px;
}
.stat-card .num { font-size: 28px; font-weight: 700; color: var(--verde); }
.stat-card .label { font-size: 12px; color: var(--gris); margin-top: 2px; }
.stat-card.alerta .num { color: var(--rojo); }
.stat-card.pendiente .num { color: var(--naranja); }

/* ── Grid doble ──────────────────────────────────────── */
.two-col { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
@media (max-width: 900px) { .two-col { grid-template-columns: 1fr; } }

/* ── Tabla ───────────────────────────────────────────── */
.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; font-size: 13px; }
th {
  background: var(--gris-claro); text-align: left;
  padding: 9px 12px; font-weight: 600; font-size: 12px;
  border-bottom: 1px solid var(--borde); white-space: nowrap;
}
td { padding: 9px 12px; border-bottom: 1px solid var(--borde); vertical-align: top; }
tr:last-child td { border-bottom: none; }
tr:hover td { background: var(--verde-fondo); }
.text-center { text-align: center; }

/* ── Badges / Pills ──────────────────────────────────── */
.badge {
  display: inline-block; padding: 2px 9px; border-radius: 999px;
  font-size: 11px; font-weight: 600;
}
.badge-borrador { background: #f3f4f6; color: #6b7280; }
.badge-firmado { background: #dbeafe; color: #1d4ed8; }
.badge-enviado { background: #d1fae5; color: #065f46; }
.badge-archivado { background: #e5e7eb; color: #374151; }
.badge-recibido { background: #fef3c7; color: #92400e; }
.badge-en_proceso { background: #dbeafe; color: #1d4ed8; }
.badge-atendido { background: #d1fae5; color: #065f46; }
.badge-oficio { background: #ede9fe; color: #5b21b6; }
.badge-memorandum { background: #fce7f3; color: #9d174d; }
.badge-circular { background: #fff7ed; color: #c2410c; border: 1px solid #fed7aa; font-weight: 700; }
.badge-dictamen { background: #f0fdf4; color: #166534; border: 1px solid #bbf7d0; }
.badge-otro { background: #f3f4f6; color: #374151; border: 1px solid #d1d5db; }
.badge-urgente { background: #fee2e2; color: #991b1b; }

/* ── Botones ─────────────────────────────────────────── */
.btn {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 7px 14px; border-radius: 6px; border: none;
  font-size: 13px; font-weight: 600; cursor: pointer;
  text-decoration: none; transition: opacity .15s;
}
.btn:hover { opacity: .88; }
.btn-primary { background: var(--verde); color: #fff; }
.btn-secondary { background: var(--gris-claro); color: var(--texto); border: 1px solid var(--borde); }
.btn-danger { background: var(--rojo); color: #fff; }
.btn-sm { padding: 4px 10px; font-size: 12px; }

/* ── Formularios ─────────────────────────────────────── */
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form-grid.three { grid-template-columns: 1fr 1fr 1fr; }
.form-full { grid-column: 1 / -1; }
@media (max-width: 700px) { .form-grid { grid-template-columns: 1fr; } }

.form-group { display: flex; flex-direction: column; gap: 5px; }
.form-group label { font-size: 12px; font-weight: 600; color: var(--gris); }
.form-group input, .form-group select, .form-group textarea {
  border: 1px solid var(--borde); border-radius: 6px;
  padding: 8px 10px; font-size: 13px; font-family: inherit;
  transition: border-color .15s;
}
.form-group input:focus, .form-group select:focus, .form-group textarea:focus {
  outline: none; border-color: var(--verde);
}
.form-group textarea { resize: vertical; min-height: 120px; }
.form-group.checkbox { flex-direction: row; align-items: center; gap: 8px; }
.form-group.checkbox label { font-size: 13px; font-weight: 400; color: var(--texto); }

/* ── Alertas ─────────────────────────────────────────── */
.alert {
  padding: 10px 14px; border-radius: 6px; font-size: 13px;
  margin-bottom: 16px; display: flex; align-items: center; gap: 8px;
}
.alert-success { background: #d1fae5; color: #065f46; border: 1px solid #6ee7b7; }
.alert-error { background: #fee2e2; color: #991b1b; border: 1px solid #fca5a5; }

/* ── Filtros ─────────────────────────────────────────── */
.filtros-bar {
  display: flex; gap: 10px; align-items: center; flex-wrap: wrap;
  background: #fff; border: 1px solid var(--borde); border-radius: 8px;
  padding: 12px 16px; margin-bottom: 16px;
}
.filtros-bar input, .filtros-bar select {
  border: 1px solid var(--borde); border-radius: 6px;
  padding: 6px 10px; font-size: 13px; font-family: inherit;
}
.filtros-bar input:focus, .filtros-bar select:focus { outline: none; border-color: var(--verde); }
.filtros-bar input[type=search] { flex: 1; min-width: 200px; }

/* ── Paginación ──────────────────────────────────────── */
.pagination { display: flex; gap: 6px; justify-content: center; margin-top: 16px; }
.pagination a, .pagination span {
  padding: 5px 11px; border-radius: 5px; font-size: 13px;
  border: 1px solid var(--borde); background: #fff; text-decoration: none; color: var(--texto);
}
.pagination a:hover { background: var(--verde-fondo); }
.pagination .activo { background: var(--verde); color: #fff; border-color: var(--verde); }

/* ── Detalle ─────────────────────────────────────────── */
.detalle-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 12px 24px; }
.detalle-item label { font-size: 11px; font-weight: 700; text-transform: uppercase; color: var(--gris); }
.detalle-item p { font-size: 14px; margin-top: 2px; }
.detalle-item.full { grid-column: 1 / -1; }

/* ── Login ───────────────────────────────────────────── */
.login-page {
  min-height: 100vh; display: flex; align-items: center;
  justify-content: center; background: var(--verde);
}
.login-card {
  background: #fff; border-radius: 12px; padding: 40px 36px;
  width: 360px; box-shadow: 0 20px 60px rgba(0,0,0,.2);
}
.login-card h1 { font-size: 18px; font-weight: 700; margin-bottom: 4px; }
.login-card p { font-size: 12px; color: var(--gris); margin-bottom: 24px; }
.login-card .form-group { margin-bottom: 14px; }
.login-card .btn { width: 100%; justify-content: center; padding: 10px; }

/* ── Misc ────────────────────────────────────────────── */
.mb-16 { margin-bottom: 16px; }
.mt-16 { margin-top: 16px; }
.gap-8 { gap: 8px; }
.flex { display: flex; }
.items-center { align-items: center; }
.justify-between { justify-content: space-between; }
.text-sm { font-size: 12px; }
.text-gris { color: var(--gris); }
.text-rojo { color: var(--rojo); }
.text-verde { color: var(--verde); }
a { color: var(--verde); }
.truncate { white-space: nowrap; overflow: hidden; text-overflow: ellipsis; max-width: 220px; }

/* ── Filas inactivas ────────────────────────────────────────── */
.fila-inactiva td { opacity: .5; }

/* ── Autocomplete directorio ────────────────────────────────── */
.dir-dropdown {
  position: absolute; top: 100%; left: 0; right: 0; z-index: 300;
  background: #fff; border: 1px solid var(--borde); border-top: none;
  border-radius: 0 0 8px 8px;
  box-shadow: 0 8px 24px rgba(0,0,0,.12);
  max-height: 280px; overflow-y: auto;
}
.dir-item {
  display: flex; align-items: center; gap: 12px;
  padding: 10px 14px; cursor: pointer;
  border-bottom: 1px solid var(--borde); transition: background .1s;
}
.dir-item:last-child { border-bottom: none; }
.dir-item:hover, .dir-item.activo { background: var(--verde-fondo); }
.dir-item-tipo {
  flex-shrink: 0; width: 22px; height: 22px;
  border-radius: 50%; display: flex; align-items: center; justify-content: center;
  font-size: 11px; font-weight: 700;
}
.dir-item-tipo.ext { background: #fef3c7; color: #92400e; }
.dir-item-tipo.int { background: #dbeafe; color: #1d4ed8; }
.dir-item-info { flex: 1; min-width: 0; }
.dir-item-nombre { font-size: 13px; font-weight: 600; }
.dir-item-sub { font-size: 11px; color: var(--gris); margin-top: 1px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.dir-no-results { padding: 12px 14px; font-size: 13px; color: var(--gris); text-align: center; }

/* ══ RESPONSIVE ═══════════════════════════════════════════════ */

/* ── Botón hamburguesa ─────────────────────────────────────── */
.hamburger {
  display: none;
  align-items: center;
  justify-content: center;
  background: none;
  border: none;
  cursor: pointer;
  padding: 6px 10px;
  font-size: 22px;
  color: var(--texto);
  border-radius: 6px;
  flex-shrink: 0;
}
.hamburger:hover { background: var(--gris-claro); }

/* ── Overlay ───────────────────────────────────────────────── */
.overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,.45);
  z-index: 99;
  cursor: pointer;
}
.overlay.visible { display: block; }

/* ── Tablet y móvil (≤ 900px) ─────────────────────────────── */
@media (max-width: 900px) {
  .hamburger { display: flex; }

  .sidebar {
    transform: translateX(-100%);
    transition: transform .25s ease;
    z-index: 200;
    box-shadow: none;
  }
  .sidebar.open {
    transform: translateX(0);
    box-shadow: 6px 0 24px rgba(0,0,0,.25);
  }

  .main-wrapper { margin-left: 0; }

  .topbar { padding: 0 14px; }
  .topbar h1 { font-size: 15px; flex: 1; }

  .page-content { padding: 16px; }

  .two-col { grid-template-columns: 1fr; }
  .form-grid { grid-template-columns: 1fr; }
  .form-grid.three { grid-template-columns: 1fr; }
  .form-full { grid-column: 1; }

  .detalle-grid { grid-template-columns: 1fr; }
  .detalle-item.full { grid-column: 1; }

  .filtros-bar { flex-direction: column; align-items: stretch; gap: 8px; }
  .filtros-bar input[type=search] { min-width: unset; width: 100%; }
  .filtros-bar select { width: 100%; }
  .filtros-bar .btn { width: 100%; justify-content: center; }

  .stats-grid { grid-template-columns: repeat(2, 1fr); gap: 10px; }
  .stat-card { padding: 12px 14px; }
  .stat-card .num { font-size: 22px; }

  th, td { padding: 7px 8px; }
  table { font-size: 12px; }

  .card { padding: 14px; }
  .card-header { margin-bottom: 12px; padding-bottom: 10px; }

  .flex.items-center.justify-between { flex-wrap: wrap; gap: 8px; }
  .flex.gap-8 { flex-wrap: wrap; }

  .topbar-user span { display: none; }

  .login-card { width: 92vw; padding: 28px 20px; }
}

/* ── Móvil pequeño (≤ 480px) ──────────────────────────────── */
@media (max-width: 480px) {
  .stats-grid { grid-template-columns: 1fr 1fr; gap: 8px; }
  .stat-card .num { font-size: 20px; }
  .page-content { padding: 12px; }
  .topbar h1 { font-size: 13px; }
  .topbar { height: 48px; }
  .btn { font-size: 12px; padding: 6px 10px; }
  .btn-sm { padding: 3px 8px; font-size: 11px; }
  .truncate { max-width: 120px; }
  th:nth-child(n+5), td:nth-child(n+5) { display: none; }
}