/**
 * ISLADEMAIPOVISION.CL — Estilos Globales
 * Paleta: Azul #1965A3 · Naranjo #EF8A2E · Morado #9733EF · Verde #6E7F24 · Lavanda #D9CEF4
 */

/* ========== RESET Y BASE ========== */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

:root {
  /* —— DARK THEME (default) —— */
  --color-bg:           #0d1520;
  --color-surface:      #111d2e;
  --color-surface-2:    #162538;
  --color-surface-hover:#1a2d44;
  --color-border:       #1e3450;

  /* Textos */
  --color-text:           #e8f0fc;
  --color-text-secondary: #8aaac8;
  --color-text-muted:     #7096b8;

  /* Marca */
  --color-primary:        #1965A3;
  --color-primary-hover:  #2177c0;
  --color-primary-light:  #4490d0;
  --color-accent1:        #EF8A2E;
  --color-accent1-hover:  #f79d4a;
  --color-accent2:        #9733EF;
  --color-accent2-hover:  #aa4ff2;
  --color-complement:     #6E7F24;
  --color-soft:           #D9CEF4;

  /* Estados */
  --color-success: #22c55e;
  --color-warning: #f59e0b;
  --color-error:   #ef4444;

  /* Tipografía */
  --font-family:     'Inter', system-ui, -apple-system, 'Segoe UI', sans-serif;
  --font-size-base:  16px;
  --font-size-sm:    14px;
  --font-size-xs:    12px;
  --font-size-lg:    18px;
  --font-size-xl:    20px;
  --font-size-2xl:   24px;
  --font-size-3xl:   32px;
  --font-size-4xl:   40px;

  /* Espaciado */
  --spacing-xs:  4px;
  --spacing-sm:  8px;
  --spacing-md:  16px;
  --spacing-lg:  24px;
  --spacing-xl:  32px;
  --spacing-2xl: 48px;
  --spacing-3xl: 64px;

  /* Bordes */
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-xl: 16px;
  --radius-2xl:24px;

  /* Sombras */
  --shadow-sm: 0 1px 3px rgba(0,0,0,.4);
  --shadow-md: 0 4px 12px rgba(0,0,0,.5);
  --shadow-lg: 0 10px 24px rgba(0,0,0,.6);
  --shadow-primary: 0 4px 20px rgba(25,101,163,.35);

  /* Transiciones */
  --transition-fast: 150ms ease;
  --transition-base: 250ms ease;
  --transition-slow: 350ms ease;

  /* Layout */
  --navbar-height: 64px;
  --max-width:     1400px;
}

/* ========== LIGHT THEME ========== */
[data-theme="light"] {
  --color-bg:           #f4f7fb;
  --color-surface:      #ffffff;
  --color-surface-2:    #eaf0f8;
  --color-surface-hover:#dde8f5;
  --color-border:       #c8d8eb;

  --color-text:           #0d1925;
  --color-text-secondary: #3d5c7a;
  --color-text-muted:     #7a96b2;

  --color-primary:        #1965A3;
  --color-primary-hover:  #2177c0;
  --color-primary-light:  #4490d0;

  --shadow-sm: 0 1px 3px rgba(0,0,0,.08);
  --shadow-md: 0 4px 12px rgba(0,0,0,.1);
  --shadow-lg: 0 10px 24px rgba(0,0,0,.12);
  --shadow-primary: 0 4px 16px rgba(25,101,163,.25);
}

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-family);
  font-size: var(--font-size-base);
  line-height: 1.6;
  color: var(--color-text);
  background-color: var(--color-bg);
  -webkit-font-smoothing: antialiased;
  transition: background-color var(--transition-base), color var(--transition-base);
}

/* ========== TIPOGRAFÍA ========== */
h1, h2, h3, h4, h5, h6 {
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: var(--spacing-md);
}
h1 { font-size: var(--font-size-4xl); }
h2 { font-size: var(--font-size-3xl); }
h3 { font-size: var(--font-size-2xl); }
h4 { font-size: var(--font-size-xl); }
h5 { font-size: var(--font-size-lg); }

p { margin-bottom: var(--spacing-md); }

a {
  color: var(--color-accent1);
  text-decoration: none;
  transition: color var(--transition-fast);
}
a:hover { color: var(--color-accent1-hover); }

/* ========== NAVBAR ========== */
.navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: var(--navbar-height);
  background-color: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
  z-index: 1000;
  transition: all var(--transition-base);
}

.navbar.scrolled {
  backdrop-filter: blur(12px);
  background-color: var(--color-surface-hover);
  box-shadow: var(--shadow-md);
}

.navbar-container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--spacing-lg);
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.navbar-brand {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  color: var(--color-text);
}

.navbar-brand img {
  height: 42px;
  width: auto;
}

/* Logo claro / oscuro */
.navbar-brand .logo-dark { display: none; }

[data-theme="dark"] .navbar-brand .logo-light { display: none; }
[data-theme="dark"] .navbar-brand .logo-dark  { display: block; }

.nav-links {
  display: flex;
  align-items: center;
  gap: var(--spacing-lg);
  list-style: none;
}

.nav-links a {
  color: var(--color-text-secondary);
  font-weight: 500;
  transition: color var(--transition-fast);
}
.nav-links a:hover,
.nav-links a.active { color: var(--color-text); }

/* Botón "Señal en vivo" */
.btn-live {
  background: var(--color-text-muted);
  color: var(--color-text) !important;
  padding: var(--spacing-sm) var(--spacing-md);
  border-radius: var(--radius-md);
  font-weight: 600;
  transition: all var(--transition-fast);
}
.btn-live.online {
  background: var(--color-accent1);
  color: #fff !important;
  animation: pulse-orange 2.5s ease-in-out infinite;
}
@keyframes pulse-orange {
  0%, 100% { box-shadow: 0 0 0 0 rgba(239,138,46,.7); }
  50%       { box-shadow: 0 0 0 8px rgba(239,138,46,0); }
}

/* Tema toggle */
.theme-toggle {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  cursor: pointer;
  padding: var(--spacing-sm);
  border-radius: var(--radius-md);
  transition: background var(--transition-fast);
}
.theme-toggle:hover { background: var(--color-surface-hover); }

.theme-toggle-switch {
  position: relative;
  width: 48px; height: 24px;
  background: var(--color-border);
  border-radius: 12px;
  border: 2px solid var(--color-border);
  transition: all var(--transition-base);
}
.theme-toggle-switch::after {
  content: '';
  position: absolute;
  top: 2px; left: 2px;
  width: 16px; height: 16px;
  background: var(--color-text);
  border-radius: 50%;
  transition: all var(--transition-base);
}
[data-theme="light"] .theme-toggle-switch {
  background: var(--color-primary);
  border-color: var(--color-primary);
}
[data-theme="light"] .theme-toggle-switch::after { left: 26px; background: #fff; }

.theme-toggle svg { width: 20px; height: 20px; color: var(--color-text-secondary); }
.theme-icon-sun { display: none; }
[data-theme="light"] .theme-icon-moon { display: none; }
[data-theme="light"] .theme-icon-sun  { display: block; color: var(--color-primary); }

/* Burger Menu */
.burger-menu {
  display: none;
  flex-direction: column;
  gap: 4px;
  cursor: pointer;
  padding: var(--spacing-sm);
}
.burger-menu span {
  width: 24px; height: 2px;
  background: var(--color-text);
  transition: all var(--transition-base);
}

/* ========== BOTONES ========== */
.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-md) var(--spacing-xl);
  border: none;
  border-radius: var(--radius-md);
  font-size: var(--font-size-base);
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition-fast);
  text-decoration: none;
  white-space: nowrap;
}

.btn-primary {
  background: var(--color-primary);
  color: #fff;
  box-shadow: var(--shadow-primary);
}
.btn-primary:hover {
  background: var(--color-primary-hover);
  transform: translateY(-2px);
  box-shadow: 0 6px 24px rgba(25,101,163,.4);
  color: #fff;
}

.btn-accent {
  background: var(--color-accent1);
  color: #fff;
}
.btn-accent:hover {
  background: var(--color-accent1-hover);
  transform: translateY(-2px);
  color: #fff;
}

.btn-secondary {
  background: var(--color-surface-hover);
  color: var(--color-text);
  border: 1px solid var(--color-border);
}
.btn-secondary:hover {
  background: var(--color-border);
  border-color: var(--color-text-muted);
  color: var(--color-text);
}

.btn-outline {
  background: transparent;
  color: var(--color-primary);
  border: 2px solid var(--color-primary);
}
.btn-outline:hover {
  background: var(--color-primary);
  color: #fff;
  transform: translateY(-2px);
}

/* ========== LAYOUT ========== */
main {
  margin-top: var(--navbar-height);
  min-height: calc(100vh - var(--navbar-height));
}

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--spacing-lg);
}

.section { padding: var(--spacing-3xl) 0; }

.section-title {
  text-align: center;
  margin-bottom: var(--spacing-xl);
  color: var(--color-text);
}

.section-subtitle {
  text-align: center;
  color: var(--color-text-secondary);
  max-width: 650px;
  margin: 0 auto var(--spacing-2xl);
}

.section-title-line {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-xl);
}
.section-title-line::before {
  content: '';
  display: block;
  width: 4px;
  height: 2.2rem;
  background: var(--color-primary);
  border-radius: 2px;
}

/* ========== HERO / REPRODUCTOR ========== */
.hero {
  position: relative;
  background: #000;
  height: calc(100vh - var(--navbar-height));
}

.video-container {
  position: relative;
  width: 100%;
  height: 100%;
  overflow: hidden;
  background: #000;
}

.video-container video {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

/* Badge EN VIVO */
.live-badge {
  position: absolute;
  top: var(--spacing-md);
  left: var(--spacing-md);
  padding: 6px var(--spacing-md);
  border-radius: var(--radius-md);
  font-size: var(--font-size-sm);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1px;
  backdrop-filter: blur(10px);
  z-index: 10;
}
.live-badge.online   { background: rgba(239,138,46,.9); color: #fff; animation: pulse-orange 2s ease-in-out infinite; }
.live-badge.offline  { background: rgba(77,107,135,.8); color: #c8d8eb; }
.live-badge.buffering{ background: rgba(245,158,11,.9);  color: #fff; }
.live-badge.paused   { background: rgba(161,161,170,.9); color: #fff; }

/* ========== PROGRAMA CARD ========== */
.destacados-grid, .programas-grid-inner {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: var(--spacing-lg);
}

.programa-card {
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--color-border);
  transition: all var(--transition-base);
}
.programa-card:hover {
  background: var(--color-surface-hover);
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: var(--color-primary);
}

.programa-thumbnail {
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 9;
  overflow: hidden;
  background: var(--color-border);
}
.programa-thumbnail img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}
.programa-card:hover .programa-thumbnail img { transform: scale(1.05); }

.categoria-badge {
  position: absolute;
  top: var(--spacing-sm); right: var(--spacing-sm);
  padding: 4px var(--spacing-sm);
  background: rgba(25,101,163,.9);
  color: #fff;
  font-size: var(--font-size-xs);
  font-weight: 600;
  border-radius: var(--radius-sm);
  text-transform: uppercase;
}

.programa-info { padding: var(--spacing-md); }

.programa-titulo {
  font-size: var(--font-size-lg);
  font-weight: 600;
  margin-bottom: var(--spacing-sm);
  color: var(--color-text);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.programa-conductor {
  color: var(--color-text-secondary);
  font-size: var(--font-size-sm);
  margin-bottom: var(--spacing-sm);
}

.programa-descripcion {
  color: var(--color-text-muted);
  font-size: var(--font-size-sm);
  line-height: 1.5;
  margin-bottom: var(--spacing-md);
  display: -webkit-box;
  -webkit-line-clamp: 3;
  line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* Tarjetas en páginas dedicadas: sin recorte de texto */
.full-cards .programa-descripcion,
.full-cards .noticia-bajada {
  display: block;
  -webkit-line-clamp: unset;
  overflow: visible;
}

/* ========== SKELETON ========== */
.skeleton { animation: skeleton-loading 1.5s infinite ease-in-out; }
@keyframes skeleton-loading {
  0%, 100% { opacity: 1; }
  50%       { opacity: 0.4; }
}
.skeleton-img        { background: var(--color-border); width: 100%; aspect-ratio: 16/9; }
.skeleton-text       { background: var(--color-border); height: 14px; border-radius: var(--radius-sm); margin-bottom: var(--spacing-sm); }
.skeleton-title      { width: 75%; height: 18px; }
.skeleton-conductor  { width: 50%; }
.skeleton-categoria  { width: 30%; }
.skeleton-categoria-tag { width: 40%; height: 20px; }
.skeleton-fecha      { width: 45%; }

/* ========== SECCIÓN NOTICIAS ========== */
.noticias-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: var(--spacing-xl);
}

.noticia-card {
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--color-border);
  transition: all var(--transition-base);
  display: flex;
  flex-direction: column;
}
.noticia-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: var(--color-accent1);
}

.noticia-imagen {
  width: 100%;
  aspect-ratio: 16 / 9;
  overflow: hidden;
  background: var(--color-border);
}
.noticia-imagen img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}
.noticia-card:hover .noticia-imagen img { transform: scale(1.04); }

.noticia-body {
  padding: var(--spacing-lg);
  display: flex;
  flex-direction: column;
  flex: 1;
}

.noticia-categoria {
  display: inline-block;
  padding: 3px 10px;
  background: rgba(239,138,46,.18);
  color: var(--color-accent1);
  font-size: var(--font-size-xs);
  font-weight: 700;
  border-radius: var(--radius-sm);
  text-transform: uppercase;
  letter-spacing: .5px;
  margin-bottom: var(--spacing-sm);
}

.noticia-titulo {
  font-size: var(--font-size-lg);
  font-weight: 700;
  margin-bottom: var(--spacing-sm);
  line-height: 1.3;
}
.noticia-titulo a { color: var(--color-text); }
.noticia-titulo a:hover { color: var(--color-accent1); }

.noticia-bajada {
  color: var(--color-text-secondary);
  font-size: var(--font-size-sm);
  line-height: 1.6;
  flex: 1;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
  margin-bottom: var(--spacing-md);
}

.noticia-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--spacing-md);
  margin-top: auto;
  padding-top: var(--spacing-md);
  border-top: 1px solid var(--color-border);
}

.noticia-fecha {
  color: var(--color-text-muted);
  font-size: var(--font-size-xs);
}

.noticia-leer-mas {
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--color-accent1);
  white-space: nowrap;
}
.noticia-leer-mas:hover { color: var(--color-accent1-hover); }

/* ========== SECCIÓN NOSOTROS / INFO ========== */
.info-section {
  background: var(--color-surface);
  border-radius: var(--radius-xl);
  padding: var(--spacing-2xl);
  border: 1px solid var(--color-border);
}
.info-section h2 {
  color: var(--color-primary);
  margin-bottom: var(--spacing-lg);
}
.info-section p { color: var(--color-text-secondary); line-height: 1.8; }

/* ========== SECCIÓN COMERCIALES ========== */
.comerciales-section {
  background: linear-gradient(135deg, var(--color-surface) 0%, var(--color-surface-2) 100%);
  border-radius: var(--radius-xl);
  padding: var(--spacing-2xl);
  border: 1px solid var(--color-border);
  position: relative;
  overflow: hidden;
}
.comerciales-section::before {
  content: '';
  position: absolute;
  top: -50px; right: -50px;
  width: 200px; height: 200px;
  background: radial-gradient(circle, rgba(239,138,46,.15) 0%, transparent 70%);
  pointer-events: none;
}

.comerciales-header {
  text-align: center;
  margin-bottom: var(--spacing-2xl);
}
.comerciales-header h2 { color: var(--color-accent1); }
.comerciales-header p  { color: var(--color-text-secondary); max-width: 640px; margin: 0 auto; }

.planes-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: var(--spacing-xl);
  margin-bottom: var(--spacing-2xl);
}

.plan-card {
  background: var(--color-surface);
  border-radius: var(--radius-xl);
  padding: var(--spacing-xl);
  border: 1px solid var(--color-border);
  text-align: center;
  transition: all var(--transition-base);
  position: relative;
}
.plan-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
}
.plan-card.plan-featured {
  border-color: var(--color-accent1);
  box-shadow: 0 0 0 2px rgba(239,138,46,.3);
}

.plan-badge {
  position: absolute;
  top: -12px; left: 50%; transform: translateX(-50%);
  background: var(--color-accent1);
  color: #fff;
  padding: 4px 16px;
  border-radius: 20px;
  font-size: var(--font-size-xs);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.plan-icon {
  font-size: 2.5rem;
  margin-bottom: var(--spacing-md);
}

.plan-name {
  font-size: var(--font-size-xl);
  font-weight: 700;
  margin-bottom: var(--spacing-sm);
  color: var(--color-text);
}

.plan-price {
  font-size: var(--font-size-lg);
  color: var(--color-accent1);
  font-weight: 600;
  margin-bottom: var(--spacing-md);
}

.plan-features {
  list-style: none;
  text-align: left;
  color: var(--color-text-secondary);
  font-size: var(--font-size-sm);
  line-height: 1.8;
  margin-bottom: var(--spacing-xl);
}
.plan-features li::before {
  content: '✓ ';
  color: var(--color-complement);
  font-weight: 700;
}

.comerciales-cta {
  text-align: center;
  margin-top: var(--spacing-xl);
}
.comerciales-cta p {
  color: var(--color-text-secondary);
  margin-bottom: var(--spacing-md);
}

/* ========== SECCIÓN ALIANZA DKMnet ========== */
.alianza-section {
  background: linear-gradient(135deg, rgba(25,101,163,.1) 0%, rgba(151,51,239,.08) 100%);
  border-radius: var(--radius-xl);
  padding: var(--spacing-2xl);
  border: 1px solid rgba(25,101,163,.25);
}

.alianza-content {
  display: grid;
  grid-template-columns: 200px 1fr;
  gap: var(--spacing-2xl);
  align-items: center;
}

.alianza-logo {
  text-align: center;
}
.alianza-logo img {
  max-width: 240px;
  width: 100%;
  height: auto;
  border-radius: var(--radius-lg);
  background: var(--color-surface);
  padding: var(--spacing-lg);
  border: 1px solid var(--color-border);
  display: block;
}
.alianza-logo .logo-placeholder-text {
  font-size: var(--font-size-2xl);
  font-weight: 800;
  color: var(--color-primary);
  background: var(--color-surface);
  padding: var(--spacing-xl);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  display: block;
  text-decoration: none;
}

.alianza-info h2 {
  color: var(--color-primary);
  margin-bottom: var(--spacing-md);
}
.alianza-info h2 span { color: var(--color-accent1); }
.alianza-info p { color: var(--color-text-secondary); line-height: 1.8; }
.alianza-info .alianza-quote {
  border-left: 3px solid var(--color-primary);
  padding-left: var(--spacing-md);
  margin: var(--spacing-lg) 0;
  color: var(--color-text);
  font-style: italic;
}

/* ========== SPONSOR / ALIADOS ========== */
.sponsors-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--spacing-xl);
  align-items: center;
  margin-top: var(--spacing-xl);
}

.sponsor-card {
  background: var(--color-surface);
  padding: var(--spacing-xl);
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-base);
  min-height: 120px;
  text-decoration: none;
  border: 1px solid var(--color-border);
}
.sponsor-card:hover {
  background: var(--color-surface-hover);
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: var(--color-primary);
}
.sponsor-card img {
  max-width: 100%; height: auto;
  opacity: .8;
  transition: opacity var(--transition-fast);
}
.sponsor-card:hover img { opacity: 1; }

/* ========== MAPA ========== */
.map-container {
  border-radius: var(--radius-lg);
  overflow: hidden;
  margin-top: var(--spacing-xl);
  border: 1px solid var(--color-border);
}
.map-container iframe { width: 100%; height: 450px; border: none; }

/* ========== CONTACTO ========== */
.contact-info {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--spacing-xl);
  margin-bottom: var(--spacing-2xl);
}

.contact-item {
  background: var(--color-surface);
  padding: var(--spacing-xl);
  border-radius: var(--radius-lg);
  text-align: center;
  border: 1px solid var(--color-border);
  transition: all var(--transition-base);
}
.contact-item:hover { border-color: var(--color-primary); transform: translateY(-2px); }
.contact-item svg  { width: 40px; height: 40px; color: var(--color-primary); margin-bottom: var(--spacing-md); }
.contact-item h3   { font-size: var(--font-size-lg); margin-bottom: var(--spacing-sm); }
.contact-item a    { color: var(--color-text); font-size: var(--font-size-lg); font-weight: 600; }
.contact-item a:hover { color: var(--color-primary); }

/* Formulario */
.contact-form {
  background: var(--color-surface);
  padding: var(--spacing-2xl);
  border-radius: var(--radius-xl);
  border: 1px solid var(--color-border);
}
.form-group { margin-bottom: var(--spacing-lg); }
.form-group label {
  display: block;
  margin-bottom: var(--spacing-sm);
  font-weight: 500;
}
.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: var(--spacing-md);
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  color: var(--color-text);
  font-family: inherit;
  font-size: var(--font-size-base);
  transition: all var(--transition-fast);
}
.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(25,101,163,.15);
}
.form-group textarea { min-height: 150px; resize: vertical; }

.form-message { padding: var(--spacing-md); border-radius: var(--radius-md); margin-bottom: var(--spacing-lg); font-size: var(--font-size-sm); transition: opacity var(--transition-base); }
.form-message-success { background: rgba(34,197,94,.1); border: 1px solid var(--color-success); color: var(--color-success); }
.form-message-error   { background: rgba(239,68,68,.1); border: 1px solid var(--color-error);   color: var(--color-error);   }

/* ========== PROGRAMACIÓN ========== */
.day-tabs {
  display: flex;
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-xl);
  overflow-x: auto;
  padding-bottom: var(--spacing-sm);
  flex-wrap: wrap;
}

.day-tab {
  padding: var(--spacing-md) var(--spacing-lg);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  color: var(--color-text-secondary);
  font-weight: 500;
  cursor: pointer;
  transition: all var(--transition-fast);
  white-space: nowrap;
}
.day-tab:hover       { background: var(--color-surface-hover); color: var(--color-text); }
.day-tab.active      { background: var(--color-primary); color: #fff; border-color: var(--color-primary); }

.day-select { display: none; }

.programacion-item {
  display: flex;
  gap: var(--spacing-xl);
  padding: var(--spacing-lg);
  background: var(--color-surface);
  border-radius: var(--radius-md);
  margin-bottom: var(--spacing-md);
  border: 1px solid var(--color-border);
  transition: all var(--transition-fast);
}
.programacion-item:hover { background: var(--color-surface-hover); transform: translateX(4px); }
.programacion-item.destacado { border-left: 4px solid var(--color-accent1); }

.programacion-horario { min-width: 120px; color: var(--color-text-secondary); font-weight: 600; }
.programacion-programa h4 { color: var(--color-text); margin-bottom: var(--spacing-xs); }

.badge-destacado {
  display: inline-block;
  padding: 3px var(--spacing-sm);
  background: var(--color-accent1);
  color: #fff;
  font-size: var(--font-size-xs);
  font-weight: 700;
  border-radius: var(--radius-sm);
  text-transform: uppercase;
}

/* ========== BUSCADOR ========== */
.search-bar { margin-bottom: var(--spacing-xl); }
.search-input {
  width: 100%;
  padding: var(--spacing-md) var(--spacing-lg);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  color: var(--color-text);
  font-size: var(--font-size-base);
  transition: all var(--transition-fast);
}
.search-input:focus { outline: none; border-color: var(--color-primary); box-shadow: 0 0 0 3px rgba(25,101,163,.15); }
.search-input::placeholder { color: var(--color-text-muted); }

/* ========== CACHE WARNING ========== */
.cache-warning {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  padding: var(--spacing-md) var(--spacing-lg);
  background: rgba(245,158,11,.1);
  border: 1px solid var(--color-warning);
  border-radius: var(--radius-md);
  color: var(--color-warning);
  margin-bottom: var(--spacing-xl);
}

/* ========== FOOTER ========== */
.footer {
  background: var(--color-surface);
  border-top: 1px solid var(--color-border);
  padding: var(--spacing-2xl) 0 var(--spacing-lg);
  margin-top: var(--spacing-3xl);
}

.footer-content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: var(--spacing-xl);
  margin-bottom: var(--spacing-xl);
}

.footer-section h4 { color: var(--color-primary); margin-bottom: var(--spacing-md); }

.footer-links { list-style: none; }
.footer-links li { margin-bottom: var(--spacing-sm); }
.footer-links a  { color: var(--color-text-secondary); transition: color var(--transition-fast); }
.footer-links a:hover { color: var(--color-text); }

/* Partner en footer */
.footer-partner {
  background: rgba(25,101,163,.08);
  border: 1px solid rgba(25,101,163,.2);
  border-radius: var(--radius-md);
  padding: var(--spacing-md);
  margin-top: var(--spacing-md);
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  line-height: 1.6;
}
.footer-partner a { color: var(--color-primary); font-weight: 600; }
.footer-partner a:hover { color: var(--color-primary-hover); }

/* Social links */
.social-links { display: flex; gap: var(--spacing-md); flex-wrap: wrap; }
.social-links a {
  display: flex;
  align-items: center; justify-content: center;
  width: 40px; height: 40px;
  background: var(--color-surface-hover);
  border-radius: 50%;
  transition: all var(--transition-fast);
  border: 1px solid var(--color-border);
}
.social-links a:hover { background: var(--color-primary); border-color: var(--color-primary); transform: translateY(-2px); }
.social-links svg { width: 20px; height: 20px; color: var(--color-text); }

.footer-bottom {
  text-align: center;
  padding-top: var(--spacing-lg);
  border-top: 1px solid var(--color-border);
  color: var(--color-text-muted);
  font-size: var(--font-size-sm);
}

/* ========== UTILIDADES ========== */
.empty-state { text-align: center; padding: var(--spacing-3xl) var(--spacing-lg); color: var(--color-text-secondary); }
.error       { color: var(--color-error); text-align: center; padding: var(--spacing-xl); }
.loading     { text-align: center; padding: var(--spacing-xl); color: var(--color-text-secondary); }

/* ========== DETALLE (noticia.html / programa.html) ========== */
.detail-article {
  max-width: 820px;
  margin: 0 auto;
}

.detail-hero-img {
  width: 100%;
  aspect-ratio: 16 / 9;
  overflow: hidden;
  border-radius: var(--radius-xl);
  margin-bottom: var(--spacing-2xl);
  background: var(--color-border);
}
.detail-hero-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.detail-body {
  padding: 0 var(--spacing-sm);
}

.detail-meta {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  flex-wrap: wrap;
  margin-bottom: var(--spacing-lg);
}

.detail-conductor {
  color: var(--color-text-muted);
  font-size: var(--font-size-sm);
}

.detail-titulo {
  font-size: clamp(1.75rem, 4vw, var(--font-size-3xl));
  font-weight: 800;
  line-height: 1.2;
  color: var(--color-text-primary);
  margin-bottom: var(--spacing-lg);
}

.detail-bajada {
  font-size: var(--font-size-lg);
  color: var(--color-text-muted);
  line-height: 1.6;
  margin-bottom: var(--spacing-2xl);
  padding-bottom: var(--spacing-xl);
  border-bottom: 1px solid var(--color-border);
}

.detail-contenido p {
  color: var(--color-text-secondary);
  font-size: var(--font-size-base);
  line-height: 1.85;
  margin-bottom: var(--spacing-lg);
}

.detail-cta {
  margin-top: var(--spacing-2xl);
}

.detail-back {
  margin-top: var(--spacing-2xl);
  padding-top: var(--spacing-xl);
  border-top: 1px solid var(--color-border);
}

.detail-not-found,
.detail-loading {
  text-align: center;
  padding: var(--spacing-3xl) var(--spacing-lg);
  color: var(--color-text-secondary);
}

/* ========== RESPONSIVE ========== */
@media (max-width: 1024px) {
  .alianza-content { grid-template-columns: 1fr; text-align: center; }
  .alianza-logo    { margin-bottom: var(--spacing-lg); }
  .alianza-info .alianza-quote { text-align: left; }
}

@media (max-width: 768px) {
  :root {
    --font-size-4xl: 30px;
    --font-size-3xl: 24px;
    --font-size-2xl: 20px;
    --spacing-3xl:   48px;
    --spacing-2xl:   32px;
  }

  .navbar-container { padding: 0 var(--spacing-md); }

  .theme-toggle { order: -1; margin-right: auto; }

  .nav-links {
    position: fixed;
    top: var(--navbar-height); left: 0; right: 0;
    flex-direction: column;
    background: var(--color-surface);
    padding: var(--spacing-lg);
    border-top: 1px solid var(--color-border);
    transform: translateY(-120%);
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-base);
    z-index: 999;
  }
  .nav-links.active {
    transform: translateY(0);
    opacity: 1;
    visibility: visible;
  }

  .burger-menu { display: flex; }
  .burger-menu.active span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
  .burger-menu.active span:nth-child(2) { opacity: 0; }
  .burger-menu.active span:nth-child(3) { transform: rotate(-45deg) translate(7px, -6px); }

  .noticias-grid   { grid-template-columns: 1fr; }
  .destacados-grid { grid-template-columns: 1fr; }
  .planes-grid     { grid-template-columns: 1fr; }
  .contact-info    { grid-template-columns: 1fr; }
  .footer-content  { grid-template-columns: 1fr; }

  .day-tabs   { display: none; }
  .day-select {
    display: block;
    width: 100%;
    padding: var(--spacing-md);
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    color: var(--color-text);
    font-size: var(--font-size-base);
    margin-bottom: var(--spacing-xl);
  }

  .programacion-item { flex-direction: column; gap: var(--spacing-md); }
  .programacion-horario { min-width: auto; }

  .section    { padding: var(--spacing-2xl) 0; }
  .container  { padding: 0 var(--spacing-md); }
  .info-section { padding: var(--spacing-xl); }
  .comerciales-section { padding: var(--spacing-xl); }
  .alianza-section { padding: var(--spacing-xl); }
}

@media (max-width: 480px) {
  .btn { width: 100%; justify-content: center; }
  .sponsors-grid { grid-template-columns: 1fr; }
  .noticia-meta { flex-direction: column; align-items: flex-start; }
}