/* =============================================
   Blog de Noticias — Estilos personalizados
   ============================================= */

/* Paleta de colores — modo claro (default) */
:root {
  --bs-body-font-family: 'Inter', system-ui, -apple-system, sans-serif;
  --bs-body-font-weight: 400;
  --bs-body-line-height: 1.6;

  --rd-bg: #ffffff;
  --rd-bg-secondary: #f8f9fa;
  --rd-text: #212529;
  --rd-text-muted: #6c757d;
  --rd-border: #dee2e6;
  --rd-card-bg: #ffffff;
  --rd-card-shadow: rgba(0, 0, 0, 0.08);
  --rd-hover-bg: #f8f9fa;
  --rd-hover-border: #212529;
  --rd-table-stripe: #f8f9fa;
  --rd-table-hover: #e9ecef;
  --rd-link: #212529;
  --rd-pagination-hover: #e9ecef;
  --rd-input-bg: #ffffff;
  --rd-input-border: #ced4da;
  --rd-input-text: #212529;
}

/* Paleta de colores — modo oscuro */
[data-theme="dark"] {
  --rd-bg: #121212;
  --rd-bg-secondary: #1e1e1e;
  --rd-text: #e8e8e8;
  --rd-text-muted: #9e9e9e;
  --rd-border: #2e2e2e;
  --rd-card-bg: #1e1e1e;
  --rd-card-shadow: rgba(0, 0, 0, 0.4);
  --rd-hover-bg: #2a2a2a;
  --rd-hover-border: #e8e8e8;
  --rd-table-stripe: #252525;
  --rd-table-hover: #2e2e2e;
  --rd-link: #e8e8e8;
  --rd-pagination-hover: #2a2a2a;
  --rd-input-bg: #1e1e1e;
  --rd-input-border: #3a3a3a;
  --rd-input-text: #e8e8e8;

  /* Overrides de Bootstrap para dark mode */
  --bs-body-bg: #121212;
  --bs-body-color: #e8e8e8;
  --bs-secondary-color: #9e9e9e;
  color-scheme: dark;
}

/* Aplicar colores base */
body {
  background-color: var(--rd-bg);
  color: var(--rd-text);
  transition: background-color 0.2s ease, color 0.2s ease;
}

[data-theme="dark"] .bg-light,
[data-theme="dark"] .bg-white {
  background-color: var(--rd-bg-secondary) !important;
}

[data-theme="dark"] .text-muted {
  color: var(--rd-text-muted) !important;
}

[data-theme="dark"] .text-dark {
  color: var(--rd-text) !important;
}

[data-theme="dark"] .border,
[data-theme="dark"] .border-bottom,
[data-theme="dark"] .border-top {
  border-color: var(--rd-border) !important;
}

/* Cards */
[data-theme="dark"] .card {
  background-color: var(--rd-card-bg);
  border-color: var(--rd-border);
}

[data-theme="dark"] .card-footer {
  background-color: var(--rd-bg-secondary);
  border-color: var(--rd-border);
}

/* Alerts */
[data-theme="dark"] .alert-info {
  background-color: #1a2a3a;
  border-color: #1f3a52;
  color: #90caf9;
}

/* Dropdown */
[data-theme="dark"] .dropdown-menu {
  background-color: var(--rd-bg-secondary);
  border-color: var(--rd-border);
}

[data-theme="dark"] .dropdown-item {
  color: var(--rd-text);
}

[data-theme="dark"] .dropdown-item:hover {
  background-color: var(--rd-hover-bg);
  color: var(--rd-text);
}

/* Inputs / buscador */
[data-theme="dark"] .form-control {
  background-color: var(--rd-input-bg);
  border-color: var(--rd-input-border);
  color: var(--rd-input-text);
}

[data-theme="dark"] .form-control::placeholder {
  color: var(--rd-text-muted);
}

[data-theme="dark"] .form-control:focus {
  background-color: var(--rd-input-bg);
  color: var(--rd-input-text);
  border-color: #666;
  box-shadow: 0 0 0 0.2rem rgba(255, 255, 255, 0.1);
}

/* Toggle dark mode button */
.btn-theme-toggle {
  background: none;
  border: 1px solid rgba(255, 255, 255, 0.3);
  color: rgba(255, 255, 255, 0.85);
  border-radius: 0.375rem;
  padding: 0.25rem 0.55rem;
  font-size: 1rem;
  line-height: 1;
  cursor: pointer;
  transition: border-color 0.15s ease, color 0.15s ease;
}

.btn-theme-toggle:hover {
  border-color: rgba(255, 255, 255, 0.7);
  color: #ffffff;
}

h1, h2, h3, h4, h5, h6 {
  font-family: 'Inter', system-ui, sans-serif;
  font-weight: 500;
  letter-spacing: -0.02em;
  line-height: 1.25;
}

strong, b {
  font-weight: 600;
}

.meta, .byline, time, .category {
  font-weight: 500;
  font-size: 0.875rem;
  letter-spacing: 0.01em;
}

.lead, .article-lead {
  font-weight: 400;
  font-size: 1.25rem;
  line-height: 1.5;
  color: var(--bs-secondary-color);
}

/* Navbar */
.navbar-brand {
  font-size: 1.4rem;
  letter-spacing: 0.5px;
}

/* Cards de noticias (home) */
.noticia-card {
  transition: transform 0.2s ease, box-shadow 0.2s ease;
  border: none;
  border-radius: 0.5rem;
}

.noticia-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 24px var(--rd-card-shadow) !important;
}

.card-img-noticia {
  height: 200px;
  object-fit: cover;
  border-radius: 0.5rem 0.5rem 0 0;
}

/* Card hero (noticia destacada en home) */
.noticia-hero {
  border: none;
  border-radius: 0.5rem;
  overflow: hidden;
}

.card-img-hero {
  height: 380px;
  object-fit: cover;
}

/* Imagen destacada en detalle */
.noticia-imagen-destacada {
  max-height: 450px;
  object-fit: cover;
}

/* Lista de noticias */
.noticia-list-item {
  transition: background-color 0.15s ease;
  border-left: 4px solid transparent;
}

.noticia-list-item:hover {
  border-left-color: var(--rd-hover-border);
  background-color: var(--rd-hover-bg);
}

.noticia-titulo-link:hover {
  text-decoration: underline !important;
}

/* Miniatura en listado */
.noticia-thumb {
  width: 80px;
  height: 60px;
  object-fit: cover;
  flex-shrink: 0;
}

/* Cuerpo de noticia */
.noticia-cuerpo {
  font-size: 1.05rem;
  line-height: 1.8;
  color: var(--rd-text);
}

/* Tablas dentro del cuerpo de noticia */
.noticia-cuerpo table {
  width: 100%;
  max-width: 100%;
  border-collapse: collapse;
  margin: 1.5rem 0;
  font-size: 0.97rem;
  display: block;
  overflow-x: auto;
}

.noticia-cuerpo table th,
.noticia-cuerpo table td {
  border: 1px solid var(--rd-border);
  padding: 0.6rem 1rem;
  text-align: left;
  vertical-align: middle;
}

.noticia-cuerpo table th {
  background-color: var(--rd-text);
  color: var(--rd-bg);
  font-weight: 600;
  white-space: nowrap;
}

.noticia-cuerpo table tr:nth-child(even) td {
  background-color: var(--rd-table-stripe);
}

.noticia-cuerpo table tr:hover td {
  background-color: var(--rd-table-hover);
}

/* Listas dentro del cuerpo de noticia */
.noticia-cuerpo ul,
.noticia-cuerpo ol {
  padding-left: 1.5rem;
  margin-bottom: 1rem;
}

.noticia-cuerpo li {
  margin-bottom: 0.4rem;
}

/* Footer */
footer {
  font-size: 0.85rem;
}

/* Paginación */
.pagination .page-link {
  color: var(--rd-text);
  background-color: var(--rd-card-bg);
  border-color: var(--rd-border);
}

.pagination .page-item.active .page-link {
  background-color: var(--rd-text);
  border-color: var(--rd-text);
  color: var(--rd-bg);
}

.pagination .page-link:hover {
  background-color: var(--rd-pagination-hover);
  color: var(--rd-text);
  border-color: var(--rd-border);
}