/*
 * custom.css — Estilos propios de la aplicación
 *
 * Stack: Bootstrap 5 + Bootstrap Icons + IBM Plex Sans
 * Colores corporativos: primary #003263 / accent #feb326
 *
 * Organización:
 *   1.  Variables CSS (tema corporativo)
 *   2.  Layout base (body, navbar, sidebar, main, footer)
 *   3.  Dev banner
 *   4.  Componentes de navegación (navbar items, sidebar)
 *   5.  Categorías colapsables del sidebar
 *   6.  Utilidades de texto
 *   7.  Componentes reutilizables (page-header, stat, badges)
 *   8.  DataTables overrides
 *   9.  Responsive / mobile
 *
 * NOTA: Las clases de Bootstrap 5 no se redeclaran aquí.
 *       Solo se definen estilos que Bootstrap no cubre.
 */


/* =============================================================
   1. VARIABLES CSS — Tema corporativo
============================================================= */
:root {
  /* Paleta principal */
  --color-primary:       #003263;
  --color-primary-dark:  #002147;
  --color-primary-light: #e8eef6;
  --color-accent:        #1a6dbd;

  /* Sidebar */
  --color-sidebar-bg:    #003263;
  --color-sidebar-text:  #c8d8ec;

  /* Layout */
  --color-navbar-bg:     #ffffff;
  --color-content-bg:    #f4f6f9;
  --color-footer-bg:     #ffffff;

  /* Dimensiones */
  --sidebar-width:     250px;
  --sidebar-collapsed: 64px;
  --navbar-height:     56px;
  --footer-height:     42px;

  /* Tipografía */
  --font-main: 'IBM Plex Sans', sans-serif;
  --font-mono: 'IBM Plex Mono', monospace;

  /* Transición global */
  --transition: all 0.25s ease;
}


/* =============================================================
   2. LAYOUT BASE
============================================================= */

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

body {
  font-family: var(--font-main);
  background: var(--color-content-bg);
  margin: 0;
  overflow-x: hidden;
}

/* ── Navbar ── */
.app-navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: var(--navbar-height);
  background: var(--color-navbar-bg);
  border-bottom: 1px solid #dee2e6;
  display: flex;
  align-items: center;
  z-index: 1040;
  padding: 0 1rem;
  gap: 0.5rem;
  box-shadow: 0 1px 4px rgba(0,0,0,0.06);
}

.navbar-divider {
  width: 1px;
  height: 20px;
  background: #dee2e6;
  margin: 0 0.25rem;
}

/* ── Sidebar ── */
.app-sidebar {
  position: fixed;
  top: var(--navbar-height);
  left: 0;
  bottom: 0;
  width: var(--sidebar-width);
  background: var(--color-sidebar-bg);
  overflow-y: auto;
  overflow-x: hidden;
  transition: var(--transition);
  z-index: 1030;
  display: flex;
  flex-direction: column;
  scrollbar-width: thin;
  scrollbar-color: rgba(255,255,255,0.15) transparent;
}

.app-sidebar::-webkit-scrollbar       { width: 4px; }
.app-sidebar::-webkit-scrollbar-thumb { background: rgba(255,255,255,0.15); border-radius: 2px; }

.app-sidebar.collapsed { width: var(--sidebar-collapsed); }

.app-sidebar.collapsed .sidebar-user-info,
.app-sidebar.collapsed .nav-text,
.app-sidebar.collapsed .nav-category,
.app-sidebar.collapsed .sidebar-footer { opacity: 0; overflow: hidden; white-space: nowrap; }

/* ── Main ── */
.app-main {
  margin-left: var(--sidebar-width);
  margin-top: var(--navbar-height);
  min-height: calc(100vh - var(--navbar-height) - var(--footer-height));
  padding: 1rem 1.25rem;
  padding-bottom: calc(var(--footer-height) + 1rem);
  transition: var(--transition);
}

.app-main.sidebar-collapsed { margin-left: var(--sidebar-collapsed); }

/* ── Footer ── */
.app-footer {
  position: fixed;
  bottom: 0;
  left: var(--sidebar-width);
  right: 0;
  height: var(--footer-height);
  background: var(--color-footer-bg);
  border-top: 1px solid #e8ecf0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 1.5rem;
  font-size: 0.75rem;
  color: #aaa;
  z-index: 1020;
  transition: var(--transition);
}

.app-footer.sidebar-collapsed { left: var(--sidebar-collapsed); }

.footer-version {
  font-family: var(--font-mono);
  font-size: 0.7rem;
}


/* =============================================================
   3. DEV BANNER
============================================================= */
.dev-banner {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: 26px;
  line-height: 26px;
  background: repeating-linear-gradient(
    -45deg, #c0392b, #c0392b 10px, #e74c3c 10px, #e74c3c 20px
  );
  color: #fff;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-align: center;
  z-index: 2000;
  font-family: var(--font-mono);
}

body.has-dev-banner {
  --dev-offset: 26px;
}
body.has-dev-banner .app-navbar  { top: var(--dev-offset) !important; }
body.has-dev-banner .app-sidebar { top: calc(var(--navbar-height) + var(--dev-offset)) !important; }
body.has-dev-banner .app-main    { margin-top: calc(var(--navbar-height) + var(--dev-offset)) !important; }


/* =============================================================
   4. COMPONENTES DE NAVEGACIÓN
============================================================= */

/* ── Toggle sidebar ── */
.btn-sidebar-toggle {
  background: none;
  border: none;
  padding: 0.4rem 0.6rem;
  border-radius: 6px;
  color: #555;
  font-size: 1.2rem;
  cursor: pointer;
  transition: var(--transition);
  line-height: 1;
}
.btn-sidebar-toggle:hover {
  background: var(--color-primary-light);
  color: var(--color-primary);
}

/* ── Brand ── */
.navbar-brand-text {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--color-primary);
  letter-spacing: -0.02em;
  text-decoration: none;
}
.navbar-brand-text:hover { color: var(--color-primary-dark); }

/* ── Breadcrumb ── */
.navbar-breadcrumb {
  display: flex;
  align-items: center;
  gap: 0.35rem;
  font-size: 0.8rem;
  color: #888;
  margin-left: 0.5rem;
}
.navbar-breadcrumb span { color: #bbb; }
.navbar-breadcrumb a   { color: var(--color-accent); text-decoration: none; }
.navbar-breadcrumb a:hover { text-decoration: underline; }

/* ── Botones ícono ── */
.nav-icon-btn {
  background: none;
  border: none;
  padding: 0.4rem 0.55rem;
  border-radius: 6px;
  color: #555;
  font-size: 1.05rem;
  cursor: pointer;
  transition: var(--transition);
  display: inline-flex;
  align-items: center;
  justify-content: center;
}
.nav-icon-btn:hover {
  background: var(--color-primary-light);
  color: var(--color-primary);
}

/* ── Lado derecho del navbar ── */
.navbar-right { margin-left: auto; display: flex; align-items: center; gap: 0.25rem; }

/* ── Avatar + menú de usuario ── */
.user-avatar-btn {
  background: none;
  border: none;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.25rem 0.5rem;
  border-radius: 8px;
  cursor: pointer;
  transition: var(--transition);
}
.user-avatar-btn:hover { background: var(--color-primary-light); }

.user-avatar {
  width: 30px; height: 30px;
  border-radius: 50%;
  background: var(--color-primary);
  color: white;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.72rem;
  font-weight: 700;
  flex-shrink: 0;
  font-family: var(--font-mono);
}

.user-name {
  font-size: 0.82rem;
  font-weight: 500;
  color: #333;
}

/* ── User panel en sidebar ── */
.sidebar-user {
  padding: 1rem 1rem 0.75rem;
  display: flex;
  align-items: center;
  gap: 0.75rem;
  border-bottom: 1px solid rgba(255,255,255,0.08);
  margin-bottom: 0.5rem;
  min-height: 70px;
  overflow: hidden;
}

.sidebar-user-info  { overflow: hidden; transition: var(--transition); }

.sidebar-user-name {
  font-size: 0.82rem;
  font-weight: 600;
  color: #fff;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.sidebar-user-role {
  font-size: 0.7rem;
  color: var(--color-sidebar-text);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* ── Nav del sidebar ── */
.sidebar-nav { padding: 0 0.5rem; flex: 1; }

/* ── Items ── */
.nav-item-parent > .nav-link-sidebar {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.5rem 0.75rem;
  border-radius: 6px;
  color: var(--color-sidebar-text);
  text-decoration: none;
  font-size: 0.85rem;
  font-weight: 400;
  transition: var(--transition);
  white-space: nowrap;
  margin-bottom: 1px;
}

.nav-link-sidebar:hover,
.nav-link-sidebar.active {
  background: rgba(255,255,255,0.1);
  color: #fff;
  text-decoration: none;
}

.nav-link-sidebar.active {
  font-weight: 500;
  border-left: 3px solid #5b9bd5;
}

.nav-link-sidebar .nav-icon {
  font-size: 1rem;
  width: 20px;
  text-align: center;
  flex-shrink: 0;
  color: rgba(255,255,255,0.55);
  transition: var(--transition);
}

.nav-link-sidebar:hover .nav-icon,
.nav-link-sidebar.active .nav-icon { color: #fff; }

.nav-text { transition: var(--transition); flex: 1; }

/* ── Pie del sidebar ── */
.sidebar-footer {
  padding: 0.75rem 1rem;
  border-top: 1px solid rgba(255,255,255,0.08);
  font-size: 0.7rem;
  color: rgba(255,255,255,0.25);
  text-align: center;
  white-space: nowrap;
  overflow: hidden;
  transition: var(--transition);
}

/* ── Overlay mobile ── */
.sidebar-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.45);
  z-index: 1029;
  opacity: 0;
  transition: opacity 0.25s ease;
}
.sidebar-overlay.active { display: block; opacity: 1; }


/* =============================================================
   5. CATEGORÍAS COLAPSABLES DEL SIDEBAR
============================================================= */

.nav-category-btn {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  padding: 0.55rem 1rem 0.3rem;
  margin-top: 0.5rem;
  background: none;
  border: none;
  cursor: pointer;
  text-align: left;
  font-size: 0.65rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: rgba(255,255,255,0.35);
  transition: color 0.2s;
  user-select: none;
}
.nav-category-btn:first-child  { margin-top: 0.25rem; }
.nav-category-btn:hover        { color: rgba(255,255,255,0.6); }
.nav-category-btn.activa       { color: rgba(255,255,255,0.85); }
.nav-category-btn.abierta:not(.activa) { color: rgba(255,255,255,0.5); }

.nav-category-text {
  flex: 1;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.nav-category-chevron {
  font-size: 0.65rem;
  opacity: 0.5;
  transition: transform 0.25s ease, opacity 0.2s;
  flex-shrink: 0;
}
.nav-category-btn[aria-expanded="true"] .nav-category-chevron {
  transform: rotate(180deg);
  opacity: 0.8;
}

.nav-category-items {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.28s ease;
}

/* Badge contador en sidebar (para notificaciones futuras) */
.sidebar-badge {
  margin-left: auto;
  background: #ef4444;
  color: white;
  font-size: 0.65rem;
  font-weight: 700;
  padding: 0.1em 0.45em;
  border-radius: 10px;
  line-height: 1.4;
  flex-shrink: 0;
}


/* =============================================================
   6. UTILIDADES DE TEXTO
============================================================= */
.text-sm2   { font-size: 0.82rem !important; }
.stat-label { font-size: 0.75rem; color: #888; }


/* =============================================================
   7. COMPONENTES REUTILIZABLES
============================================================= */

/* ── Page header ── */
.page-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  margin-bottom: 1.5rem;
  padding-bottom: 0.75rem;
  border-bottom: 1px solid #e8ecf0;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.page-title {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--color-primary);
  margin: 0;
  line-height: 1.3;
}

.page-subtitle {
  font-size: 0.8rem;
  color: #888;
  margin: 0.15rem 0 0;
}

/* ── Label de formulario pequeño ── */
.form-label-sm { font-size: 0.83rem; font-weight: 600; }

/* ── Badges de estado (para módulos de negocio) ── */
.badge-estado-activo    { background:#d4edda; color:#155724; border-radius:20px; padding:0.2em 0.7em; font-size:0.75rem; font-weight:600; display:inline-block; }
.badge-estado-inactivo  { background:#f8d7da; color:#721c24; border-radius:20px; padding:0.2em 0.7em; font-size:0.75rem; font-weight:600; display:inline-block; }
.badge-estado-pendiente { background:#fff3cd; color:#856404; border-radius:20px; padding:0.2em 0.7em; font-size:0.75rem; font-weight:600; display:inline-block; }
.badge-estado-bloqueado { background:#e2e3e5; color:#383d41; border-radius:20px; padding:0.2em 0.7em; font-size:0.75rem; font-weight:600; display:inline-block; }

/* ── Card con borde de acento (para módulos de negocio) ── */
.card-accent-primary { border-left: 3px solid var(--color-primary) !important; }
.card-accent-success { border-left: 3px solid #27ae60 !important; }
.card-accent-warning { border-left: 3px solid #f39c12 !important; }
.card-accent-danger  { border-left: 3px solid #e74c3c !important; }
.card-accent-info    { border-left: 3px solid #2980b9 !important; }

/* ── Separador de sección (para módulos de negocio) ── */
.section-divider {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 1rem;
}
.section-divider-line {
  flex: 1;
  height: 1px;
  background: #e8ecf0;
}
.section-divider-label {
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: #888;
}


/* =============================================================
   8. DATATABLES OVERRIDES
   Integran DataTables con el diseño de la app
============================================================= */

.dt-container { font-family: var(--font-main); font-size: 0.84rem; }

.dt-layout-row {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.4rem 1rem;
  flex-wrap: wrap;
}
.dt-layout-row:first-child { border-bottom: 1px solid #eef0f3; }
.dt-layout-row:last-child  { border-top:    1px solid #eef0f3; }

.dt-search {
  display: flex;
  align-items: center;
  gap: 0.35rem;
  flex: 1;
}
.dt-search label {
  font-size: 0.72rem;
  font-weight: 600;
  color: #999;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  white-space: nowrap;
}
.dt-search input {
  font-family: var(--font-main);
  font-size: 0.8rem;
  border: 1px solid #dee2e6;
  border-radius: 5px;
  padding: 0.22rem 0.55rem;
  color: #333;
  background: #fff;
  min-width: 180px;
  transition: border-color 0.15s;
}
.dt-search input:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 2px rgba(0,50,99,0.08);
}

.dt-info {
  font-size: 0.72rem;
  color: #bbb;
  white-space: nowrap;
  margin-left: auto;
}

.dt-length {
  display: flex;
  align-items: center;
  gap: 0.35rem;
}
.dt-length label { font-size: 0.72rem; color: #999; white-space: nowrap; }
.dt-length select {
  font-family: var(--font-main);
  font-size: 0.72rem;
  border: 1px solid #dee2e6;
  border-radius: 5px;
  padding: 0.18rem 0.4rem;
  color: #555;
  background: #fff;
  cursor: pointer;
}
.dt-length select:focus { outline: none; border-color: var(--color-primary); }

.dt-paging {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 0.15rem;
  margin-left: auto;
}
.dt-paging .dt-paging-button {
  font-family: var(--font-main) !important;
  font-size: 0.72rem !important;
  line-height: 1.3 !important;
  padding: 0.18rem 0.48rem !important;
  border: 1px solid #dee2e6 !important;
  border-radius: 4px !important;
  background: #fff !important;
  color: var(--color-accent) !important;
  cursor: pointer;
  transition: background 0.12s, color 0.12s, border-color 0.12s;
  min-width: unset !important;
}
.dt-paging .dt-paging-button:hover:not(.disabled) {
  background: var(--color-primary-light) !important;
  border-color: var(--color-primary) !important;
  color: var(--color-primary) !important;
}
.dt-paging .dt-paging-button.current {
  background: var(--color-primary) !important;
  border-color: var(--color-primary) !important;
  color: #fff !important;
  font-weight: 600;
}
.dt-paging .dt-paging-button.disabled {
  color: #ccc !important;
  cursor: default;
  pointer-events: none;
  opacity: 0.5 !important;
}

table.dataTable thead th {
  cursor: pointer;
  user-select: none;
  white-space: nowrap;
}

table.app-datatable thead th,
table.app-datatable tbody td {
  padding-top:    0.6rem;
  padding-bottom: 0.6rem;
}

table.dataTable td.dataTables_empty {
  text-align: center;
  color: #aaa;
  padding: 3rem 1rem;
  font-size: 0.84rem;
}


/* =============================================================
   9. RESPONSIVE / MOBILE
============================================================= */
@media (max-width: 900px) {
  .app-sidebar {
    transform: translateX(-100%);
    width: var(--sidebar-width) !important;
    top: 0 !important;
    transition: transform 0.25s ease;
  }
  .app-sidebar.mobile-open { transform: translateX(0); }

  .app-main,
  .app-footer { margin-left: 0 !important; left: 0 !important; }

  .navbar-breadcrumb { display: none !important; }
  .navbar-divider     { display: none !important; }
}

@media (max-width: 575px) {
  .app-main { padding: 1rem; }
  .page-header { flex-direction: column; }
}