/* ==========================================================
   TEJABC Buzón Institucional — Hoja de Estilos Principal
   Diseño institucional: café + beige (paleta ajustada 2026-09-19 a
   petición del usuario, tomando como referencia la fachada y el menú
   de https://tejabc.mx/: café oscuro #45322E y beige cálido #E1D8C6)
   ========================================================== */

:root {
  --color-primario:    #4A362F;
  --color-primario-h:  #342620;
  --color-acento:      #C9A66B;
  --color-acento-h:    #B08F55;
  --color-fondo:       #F5EFE3;
  --color-blanco:      #FFFDF9;
  --color-texto:       #2E2118;
  --color-texto-suave: #7A6A5C;
  --color-borde:       #E4D9C7;
  --color-exito:       #1A6B3A;
  --color-exito-bg:    #EAFAF1;
  --color-error:       #B91C1C;
  --color-error-bg:    #FEF2F2;
  --color-info:        #1D4ED8;
  --color-info-bg:     #EFF6FF;
  --color-admin:       #6D28D9;
  --color-oficial:     #0369A1;
  --color-parte:       #065F46;

  --sombra-sm:  0 1px 3px rgba(0,0,0,.08), 0 1px 2px rgba(0,0,0,.04);
  --sombra-md:  0 4px 12px rgba(0,0,0,.10);
  --sombra-lg:  0 8px 32px rgba(0,0,0,.12);
  --radio:      8px;
  --radio-lg:   16px;

  --fuente-display: 'DM Serif Display', Georgia, serif;
  --fuente-ui:      'Inter', system-ui, sans-serif;
}

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

html { font-size: 16px; scroll-behavior: smooth; }

body {
  font-family: var(--fuente-ui);
  background: var(--color-fondo);
  color: var(--color-texto);
  line-height: 1.6;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* ── Barra de navegación ─────────────────────────────────── */
.navbar {
  background: var(--color-primario);
  color: #fff;
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: .75rem 2rem;
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: 0 2px 8px rgba(0,0,0,.25);
}

.navbar-brand a {
  display: flex;
  align-items: center;
  gap: .6rem;
  text-decoration: none;
  color: inherit;
}
.brand-escudo { font-size: 1.6rem; }
.brand-logo   { height: 34px; width: auto; display: block; }
.brand-text   { display: flex; flex-direction: column; line-height: 1.2; }
.brand-text strong { font-size: .95rem; font-weight: 700; letter-spacing: .05em; }
.brand-text small  { font-size: .7rem; opacity: .8; font-weight: 300; }

.navbar-links { display: flex; align-items: center; gap: .25rem; margin-left: auto; }
.nav-link {
  color: rgba(255,255,255,.85);
  text-decoration: none;
  font-size: .85rem;
  font-weight: 500;
  padding: .4rem .8rem;
  border-radius: 6px;
  transition: background .15s, color .15s;
}
.nav-link:hover, .nav-link.active { background: rgba(255,255,255,.12); color: #fff; }
.nav-link-accent {
  background: var(--color-acento);
  color: var(--color-primario) !important;
  font-weight: 600;
}
.nav-link-accent:hover { background: var(--color-acento-h); }

.navbar-user {
  display: flex;
  align-items: center;
  gap: .6rem;
  margin-left: 1rem;
  padding-left: 1rem;
  border-left: 1px solid rgba(255,255,255,.2);
}
.user-name { font-size: .8rem; opacity: .9; max-width: 140px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.user-badge {
  font-size: .65rem;
  font-weight: 600;
  padding: .2rem .55rem;
  border-radius: 20px;
  text-transform: uppercase;
  letter-spacing: .04em;
}
.user-badge-admin   { background: #7C3AED; color: #fff; }
.user-badge-oficial { background: #0284C7; color: #fff; }
.user-badge-parte   { background: #059669; color: #fff; }

.btn-logout {
  background: rgba(255,255,255,.1);
  border: 1px solid rgba(255,255,255,.3);
  color: rgba(255,255,255,.85);
  font-size: .8rem;
  padding: .3rem .7rem;
  border-radius: 6px;
  cursor: pointer;
  transition: background .15s;
  font-family: inherit;
}
.btn-logout:hover { background: rgba(255,255,255,.2); color: #fff; }

.nav-toggle { display: none; flex-direction: column; gap: 4px; background: none; border: none; cursor: pointer; padding: .25rem; }
.nav-toggle span { display: block; width: 22px; height: 2px; background: rgba(255,255,255,.8); border-radius: 2px; }

/* ── Contenido principal ─────────────────────────────────── */
.main-content { flex: 1; padding: 2rem; max-width: 1280px; width: 100%; margin: 0 auto; }
.main-public   { max-width: 480px; padding: 3rem 1.5rem; }

/* ── Alertas ─────────────────────────────────────────────── */
.alerta {
  display: flex;
  align-items: center;
  gap: .75rem;
  padding: .85rem 1.2rem;
  border-radius: var(--radio);
  margin-bottom: 1.5rem;
  font-size: .9rem;
  font-weight: 500;
  position: relative;
}
.alerta-exito { background: var(--color-exito-bg); color: var(--color-exito); border: 1px solid #A7F3D0; }
.alerta-error { background: var(--color-error-bg); color: var(--color-error); border: 1px solid #FECACA; }
.alerta-info  { background: var(--color-info-bg);  color: var(--color-info);  border: 1px solid #BFDBFE; }
.alerta-icon  { font-weight: 700; font-size: 1.1em; }
.alerta-close { margin-left: auto; background: none; border: none; cursor: pointer; opacity: .6; font-size: 1.1rem; color: inherit; }
.alerta-close:hover { opacity: 1; }

/* ── Tarjetas ────────────────────────────────────────────── */
.card {
  background: var(--color-blanco);
  border: 1px solid var(--color-borde);
  border-radius: var(--radio-lg);
  box-shadow: var(--sombra-sm);
  padding: 1.75rem;
}
.card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1.5rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--color-borde);
}
.card-title { font-family: var(--fuente-display); font-size: 1.35rem; color: var(--color-primario); }
.card-subtitle { font-size: .85rem; color: var(--color-texto-suave); margin-top: .15rem; }

/* ── Estadísticas (tarjetas métricas) ────────────────────── */
.stats-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 1.25rem; margin-bottom: 2rem; }
.stat-card {
  background: var(--color-blanco);
  border: 1px solid var(--color-borde);
  border-radius: var(--radio-lg);
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: .35rem;
  box-shadow: var(--sombra-sm);
  transition: box-shadow .2s, transform .2s;
}
.stat-card:hover { box-shadow: var(--sombra-md); transform: translateY(-2px); }
.stat-card-icon { font-size: 1.75rem; margin-bottom: .25rem; }
.stat-card-value { font-size: 2rem; font-weight: 700; color: var(--color-primario); line-height: 1; }
.stat-card-label { font-size: .8rem; color: var(--color-texto-suave); font-weight: 500; text-transform: uppercase; letter-spacing: .04em; }
.stat-card.accent { border-color: var(--color-acento); background: linear-gradient(135deg, #FFF9ED 0%, var(--color-blanco) 100%); }
.stat-card.accent .stat-card-value { color: var(--color-acento-h); }

/* ── Botones ─────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  font-family: var(--fuente-ui);
  font-size: .875rem;
  font-weight: 600;
  padding: .55rem 1.25rem;
  border-radius: var(--radio);
  border: none;
  cursor: pointer;
  text-decoration: none;
  transition: background .15s, box-shadow .15s, transform .1s;
  white-space: nowrap;
}
.btn:active { transform: scale(.98); }
.btn:focus-visible { outline: 2px solid var(--color-acento); outline-offset: 2px; }

.btn-primario  { background: var(--color-primario); color: #fff; }
.btn-primario:hover { background: var(--color-primario-h); box-shadow: var(--sombra-sm); }

.btn-acento { background: var(--color-acento); color: var(--color-primario); }
.btn-acento:hover { background: var(--color-acento-h); }

.btn-secundario { background: var(--color-blanco); color: var(--color-primario); border: 1.5px solid var(--color-primario); }
.btn-secundario:hover { background: #F2E8D6; }

.btn-peligro { background: var(--color-error); color: #fff; }
.btn-peligro:hover { background: #991B1B; }

.btn-sm { font-size: .78rem; padding: .35rem .85rem; }
.btn-lg { font-size: 1rem; padding: .75rem 1.75rem; }

/* ── Formularios ─────────────────────────────────────────── */
.form-group { margin-bottom: 1.25rem; }
.form-label { display: block; font-size: .85rem; font-weight: 600; color: var(--color-texto); margin-bottom: .4rem; }
.form-label .requerido { color: var(--color-error); margin-left: .15rem; }
.form-control {
  display: block;
  width: 100%;
  padding: .6rem .9rem;
  font-family: var(--fuente-ui);
  font-size: .9rem;
  color: var(--color-texto);
  background: var(--color-blanco);
  border: 1.5px solid var(--color-borde);
  border-radius: var(--radio);
  transition: border-color .15s, box-shadow .15s;
}
.form-control:focus { outline: none; border-color: var(--color-primario); box-shadow: 0 0 0 3px rgba(74,54,47,.15); }
.form-control.error { border-color: var(--color-error); }
.form-hint { font-size: .78rem; color: var(--color-texto-suave); margin-top: .3rem; }
.field-error { font-size: .78rem; color: var(--color-error); margin-top: .3rem; display: block; }
textarea.form-control { resize: vertical; min-height: 100px; }
select.form-control { appearance: none; background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%235A6478' stroke-width='1.5' fill='none' stroke-linecap='round'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right .8rem center; padding-right: 2.5rem; }

/* Zona de carga de archivo */
.upload-zone {
  border: 2px dashed var(--color-borde);
  border-radius: var(--radio-lg);
  padding: 2.5rem;
  text-align: center;
  cursor: pointer;
  transition: border-color .2s, background .2s;
}
.upload-zone:hover, .upload-zone.drag-over {
  border-color: var(--color-primario);
  background: #F2E8D6;
}
.upload-zone input[type="file"] { display: none; }
.upload-icon { font-size: 2.5rem; margin-bottom: .75rem; display: block; }
.upload-text { font-size: .95rem; font-weight: 600; color: var(--color-primario); }
.upload-subtext { font-size: .8rem; color: var(--color-texto-suave); margin-top: .3rem; }

/* ── Tablas ──────────────────────────────────────────────── */
.table-responsive { overflow-x: auto; border-radius: var(--radio-lg); box-shadow: var(--sombra-sm); }
.tabla {
  width: 100%;
  border-collapse: collapse;
  background: var(--color-blanco);
  font-size: .875rem;
}
.tabla thead th {
  background: var(--color-primario);
  color: #fff;
  font-weight: 600;
  font-size: .78rem;
  text-transform: uppercase;
  letter-spacing: .05em;
  padding: .9rem 1rem;
  text-align: left;
  white-space: nowrap;
}
.tabla tbody tr { border-bottom: 1px solid var(--color-borde); transition: background .12s; }
.tabla tbody tr:last-child { border-bottom: none; }
.tabla tbody tr:hover { background: #F8FAFF; }
.tabla td { padding: .85rem 1rem; vertical-align: middle; }
.tabla .acciones { display: flex; gap: .4rem; }

/* ── Badges de estado ────────────────────────────────────── */
.badge {
  display: inline-flex;
  align-items: center;
  gap: .3rem;
  font-size: .72rem;
  font-weight: 600;
  padding: .28rem .7rem;
  border-radius: 20px;
  text-transform: uppercase;
  letter-spacing: .03em;
  white-space: nowrap;
}
.badge::before { content: '•'; font-size: .8rem; }
.badge-nuevo       { background: #DBEAFE; color: #1E40AF; }
.badge-tramite     { background: #FEF3C7; color: #92400E; }
.badge-concluido   { background: #D1FAE5; color: #065F46; }
.badge-archivado   { background: #F3F4F6; color: #374151; }
.badge-cancelado   { background: #FEE2E2; color: #991B1B; }
.badge-pendiente   { background: #FEF3C7; color: #92400E; }
.badge-recibida    { background: #DBEAFE; color: #1E40AF; }
.badge-en_proceso  { background: #E0E7FF; color: #3730A3; }
.badge-atendida    { background: #D1FAE5; color: #065F46; }
.badge-rechazada   { background: #FEE2E2; color: #991B1B; }

/* ── Paginación ──────────────────────────────────────────── */
.paginacion { display: flex; align-items: center; justify-content: center; gap: .4rem; margin-top: 1.5rem; }
.page-link {
  padding: .45rem .85rem;
  border: 1.5px solid var(--color-borde);
  border-radius: var(--radio);
  font-size: .85rem;
  font-weight: 500;
  color: var(--color-primario);
  text-decoration: none;
  transition: background .12s;
}
.page-link:hover   { background: #F2E8D6; }
.page-link.activo  { background: var(--color-primario); color: #fff; border-color: var(--color-primario); }
.page-link.disabled { opacity: .4; pointer-events: none; }

/* ── Formulario de login / registro ─────────────────────── */
.auth-container {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--color-primario) 0%, #8A6C55 55%, #A88969 100%);
  padding: 2rem;
}
.auth-card {
  background: var(--color-blanco);
  border-radius: var(--radio-lg);
  box-shadow: var(--sombra-lg);
  width: 100%;
  max-width: 460px;
  overflow: hidden;
}
.auth-header {
  background: var(--color-primario);
  padding: 2rem;
  text-align: center;
  color: #fff;
}
.auth-header .escudo { font-size: 2.8rem; display: block; margin-bottom: .5rem; }
.auth-header h1 { font-family: var(--fuente-display); font-size: 1.4rem; }
.auth-header p  { font-size: .8rem; opacity: .8; margin-top: .3rem; }
.auth-acento { width: 100%; height: 4px; background: var(--color-acento); }
.auth-body { padding: 2rem; }
.auth-body .form-group:last-of-type { margin-bottom: 1.5rem; }
.auth-footer-link { text-align: center; font-size: .85rem; color: var(--color-texto-suave); margin-top: 1rem; }
.auth-footer-link a { color: var(--color-primario); font-weight: 600; }

/* ── Page header ─────────────────────────────────────────── */
.page-header { margin-bottom: 2rem; }
.page-header h1 { font-family: var(--fuente-display); font-size: 1.75rem; color: var(--color-primario); }
.page-header p  { color: var(--color-texto-suave); font-size: .95rem; margin-top: .3rem; }
.page-header-actions { display: flex; gap: .75rem; flex-wrap: wrap; margin-top: 1rem; }

/* ── Expediente detail ───────────────────────────────────── */
.folio-badge {
  display: inline-block;
  font-family: 'Courier New', monospace;
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--color-primario);
  background: #F2E8D6;
  border: 1px solid #D9C7A8;
  padding: .3rem .9rem;
  border-radius: var(--radio);
  letter-spacing: .05em;
}

.timeline { list-style: none; padding-left: 1.5rem; border-left: 2px solid var(--color-borde); }
.timeline li { position: relative; padding: 0 0 1.25rem 1.25rem; }
.timeline li::before {
  content: '';
  position: absolute;
  left: -6px;
  top: .3rem;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--color-acento);
  border: 2px solid var(--color-blanco);
  box-shadow: 0 0 0 1px var(--color-acento);
}
.timeline-fecha { font-size: .75rem; color: var(--color-texto-suave); }
.timeline-desc  { font-size: .88rem; font-weight: 500; color: var(--color-texto); margin-top: .15rem; }

/* ── Filtros de búsqueda ─────────────────────────────────── */
.filtros {
  display: flex;
  gap: .75rem;
  align-items: flex-end;
  flex-wrap: wrap;
  background: var(--color-blanco);
  border: 1px solid var(--color-borde);
  border-radius: var(--radio-lg);
  padding: 1.25rem;
  margin-bottom: 1.5rem;
  box-shadow: var(--sombra-sm);
}
.filtros .form-group { margin: 0; }
.filtros .form-group:first-child { flex: 1; min-width: 200px; }

/* ── Footer ──────────────────────────────────────────────── */
.footer {
  background: var(--color-primario);
  color: rgba(255,255,255,.7);
  padding: 1.25rem 2rem;
  margin-top: auto;
}
.footer-inner { max-width: 1280px; margin: 0 auto; display: flex; flex-direction: column; gap: .2rem; }
.footer p { font-size: .8rem; }
.footer-legal { font-size: .72rem; opacity: .65; }

/* ── Modal ───────────────────────────────────────────────── */
.modal-overlay {
  position: fixed; inset: 0;
  background: rgba(0,0,0,.5);
  display: flex; align-items: center; justify-content: center;
  z-index: 200;
  padding: 1rem;
}
.modal-overlay.hidden { display: none; }
.modal {
  background: var(--color-blanco);
  border-radius: var(--radio-lg);
  box-shadow: var(--sombra-lg);
  width: 100%;
  max-width: 520px;
  max-height: 90vh;
  overflow-y: auto;
}
.modal-header {
  padding: 1.25rem 1.5rem;
  border-bottom: 1px solid var(--color-borde);
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.modal-header h2 { font-size: 1.1rem; font-weight: 700; color: var(--color-primario); }
.modal-close { background: none; border: none; cursor: pointer; font-size: 1.3rem; color: var(--color-texto-suave); }
.modal-body { padding: 1.5rem; }
.modal-footer { padding: 1rem 1.5rem; border-top: 1px solid var(--color-borde); display: flex; gap: .75rem; justify-content: flex-end; }

/* ── Visor de documentos y anexos (Portal/PanelNotificaciones) ── */
.visor-documento {
  width: min(1100px, 95vw);
  height: 90vh;
  padding: 0;
  border: none;
  border-radius: var(--radio-lg);
  box-shadow: var(--sombra-lg);
  background: var(--color-blanco);
  overflow: hidden;
}
.visor-documento[open] { display: flex; flex-direction: column; }
.visor-documento::backdrop { background: rgba(0,0,0,.55); }
.visor-header {
  display: flex; align-items: center; justify-content: space-between; gap: 1rem;
  padding: .75rem 1.25rem;
  border-bottom: 1px solid var(--color-borde);
}
.visor-header h2 {
  font-size: 1rem; font-weight: 700; color: var(--color-primario);
  overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
}
.visor-documento iframe { flex: 1; width: 100%; border: none; background: #525659; }

.btn-anexos {
  background: none; border: 1px solid var(--color-borde); border-radius: var(--radio);
  cursor: pointer; padding: .2rem .5rem; font-size: .9rem; white-space: nowrap;
  display: inline-flex; align-items: center; gap: .3rem;
}
.btn-anexos:hover { background: var(--color-fondo); }
.anexos-pendientes {
  background: var(--color-primario); color: var(--color-blanco);
  border-radius: 999px; font-size: .7rem; padding: 0 .4rem; line-height: 1.4;
}
.fila-anexos td { background: var(--color-fondo); }
.lista-anexos { font-size: .85rem; }
.lista-anexos ul { list-style: none; margin: .4rem 0 0; padding: 0; display: flex; flex-direction: column; gap: .25rem; }
.lista-anexos li { display: flex; align-items: center; gap: .5rem; flex-wrap: wrap; }
.lista-anexos small { color: var(--color-texto-suave); }
.leyenda-documentos { font-size: .78rem; color: var(--color-texto-suave); margin: .5rem 0 1rem; }

@media (max-width: 768px) {
  .visor-documento { width: 100vw; height: 100vh; max-width: 100vw; max-height: 100vh; border-radius: 0; }
}

/* ── Responsive ──────────────────────────────────────────── */
@media (max-width: 768px) {
  .navbar { padding: .75rem 1rem; flex-wrap: wrap; }
  .navbar-links {
    display: none; flex-direction: column; width: 100%;
    background: var(--color-primario-h); padding: .75rem; gap: .25rem;
    border-radius: var(--radio); margin-top: .5rem;
  }
  .navbar-links.open { display: flex; }
  .nav-toggle { display: flex; margin-left: auto; }
  .navbar-user { order: 2; }
  .main-content { padding: 1.25rem; }
  .stats-grid { grid-template-columns: 1fr 1fr; }
  .filtros { flex-direction: column; }
  .auth-container { padding: 1rem; }
}
@media (max-width: 480px) {
  .stats-grid { grid-template-columns: 1fr; }
  .tabla thead { display: none; }
  .tabla td { display: flex; padding: .4rem .75rem; }
  .tabla td::before { content: attr(data-label); font-weight: 600; min-width: 120px; font-size: .78rem; color: var(--color-texto-suave); }
}

/* ── Accesibilidad ───────────────────────────────────────── */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; }
}
:focus-visible { outline: 2px solid var(--color-acento); outline-offset: 2px; }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; }