Styles · CSS
:root {
  /* Paleta Institucional Dark */
  --bg-main: #0b111e;
  --bg-gradient: radial-gradient(circle at 50% 0%, #1e293b 0%, #0b111e 75%);
  --surface: #151f32;
  --surface-dark: #0f172a;
  --surface-card: #1e2d4a;
  --border: #2b3b55;
  --border-glow: rgba(234, 179, 8, 0.3);
 
  /* Colores de Identidad (Logo) */
  --primary-blue: #2563eb;
  --primary-hover: #1d4ed8;
  --accent-gold: #eab308;
  --accent-gold-hover: #ca8a04;
  --accent-red: #ef4444;
 
  /* Textos */
  --text-main: #f8fafc;
  --text-muted: #94a3b8;
  --text-gold: #fde047;
 
  /* Marcas de contacto */
  --whatsapp: #25d366;
  --whatsapp-hover: #20ba5a;
  --ig-gradient: linear-gradient(135deg, #833ab4, #fd1d1d, #fcb045);
 
  /* Bordes, Sombras y Animaciones */
  --radius-pill: 50px;
  --radius-card: 16px;
  --radius-sm: 8px;
  --shadow-glow: 0 0 25px rgba(234, 179, 8, 0.12);
  --shadow-card: 0 10px 25px -5px rgba(0, 0, 0, 0.4);
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}
 
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
}
 
body {
  background: var(--bg-main);
  background-image: var(--bg-gradient);
  color: var(--text-main);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}
 
/* Animación Global Smooth */
.fade-in {
  animation: fadeIn 0.6s ease-out forwards;
}
 
@keyframes fadeIn {
  from { opacity: 0; transform: translateY(12px); }
  to { opacity: 1; transform: translateY(0); }
}
 
/* ==========================================
   HEADER
   ========================================== */
.main-header {
  background: rgba(21, 31, 50, 0.85);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
  padding: 1rem 2rem;
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  position: sticky;
  top: 0;
  z-index: 100;
}
 
.header-brand-center {
  grid-column: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.4rem;
}
 
.header-logo-lg {
  height: 85px;
  width: auto;
  object-fit: contain;
  filter: drop-shadow(0 4px 10px rgba(0,0,0,0.5));
}
 
.header-title-lg {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--text-main);
  letter-spacing: 0.5px;
  text-align: center;
}
 
.header-action-right {
  grid-column: 3;
  justify-self: end;
}
 
/* ==========================================
   BOTONES Y ESTILOS CÁPSULA
   ========================================== */
.btn {
  padding: 0.65rem 1.4rem;
  font-size: 0.95rem;
  font-weight: 600;
  border-radius: var(--radius-pill);
  border: 1px solid transparent;
  cursor: pointer;
  transition: var(--transition);
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  text-decoration: none;
}
 
.btn-primary {
  background-color: var(--primary-blue);
  color: #ffffff;
  box-shadow: 0 4px 14px rgba(37, 99, 235, 0.3);
}
 
.btn-primary:hover {
  background-color: var(--primary-hover);
  transform: translateY(-1px);
}
 
.btn-gold {
  background-color: var(--accent-gold);
  color: #0f172a;
  font-weight: 700;
}
 
.btn-gold:hover {
  background-color: var(--accent-gold-hover);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(234, 179, 8, 0.35);
}
 
.btn-outline {
  background: transparent;
  color: var(--text-main);
  border: 1px solid var(--border);
}
 
.btn-outline:hover {
  border-color: var(--accent-gold);
  color: var(--text-gold);
}
 
/* ==========================================
   HERO BANNER
   ========================================== */
.public-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 2.5rem 1.5rem;
  flex: 1;
  width: 100%;
}
 
.hero-banner {
  background: linear-gradient(135deg, rgba(30, 45, 74, 0.9) 0%, rgba(21, 31, 50, 0.95) 100%);
  border: 1px solid var(--border);
  border-top: 2px solid var(--accent-gold);
  border-radius: var(--radius-card);
  padding: 3rem 2rem;
  text-align: center;
  box-shadow: var(--shadow-glow), var(--shadow-card);
  margin-bottom: 3rem;
  position: relative;
  overflow: hidden;
}
 
.hero-badge {
  display: inline-block;
  background: rgba(234, 179, 8, 0.15);
  color: var(--text-gold);
  border: 1px solid rgba(234, 179, 8, 0.3);
  padding: 0.35rem 1rem;
  border-radius: var(--radius-pill);
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 1rem;
}
 
.hero-title {
  font-size: 2.25rem;
  font-weight: 800;
  color: #ffffff;
  margin-bottom: 0.75rem;
  line-height: 1.2;
}
 
.hero-subtitle {
  font-size: 1.1rem;
  color: var(--text-muted);
  max-width: 650px;
  margin: 0 auto;
  line-height: 1.6;
}
 
/* ==========================================
   ESTADO VACÍO (EMPTY STATE)
   ========================================== */
.empty-state-card {
  background: var(--surface);
  border: 1px dashed var(--border);
  border-radius: var(--radius-card);
  padding: 3.5rem 2rem;
  text-align: center;
  max-width: 550px;
  margin: 2rem auto;
  box-shadow: var(--shadow-card);
}
 
.empty-state-icon {
  width: 64px;
  height: 64px;
  background: rgba(37, 99, 235, 0.15);
  color: var(--accent-gold);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1.25rem auto;
  font-size: 1.75rem;
  border: 1px solid rgba(234, 179, 8, 0.2);
}
 
.empty-state-title {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text-main);
  margin-bottom: 0.5rem;
}
 
.empty-state-text {
  font-size: 0.95rem;
  color: var(--text-muted);
  line-height: 1.5;
}
 
/* ==========================================
   GRILLA DE CURSOS / TRAYECTOS
   ========================================== */
.trayectos-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 1.75rem;
  margin-top: 2rem;
}
 
.course-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-card);
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  position: relative;
  cursor: pointer;
  -webkit-tap-highlight-color: transparent;
  transition: transform 0.25s cubic-bezier(0.4, 0, 0.2, 1),
              border-color 0.25s cubic-bezier(0.4, 0, 0.2, 1),
              box-shadow 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}
 
.course-card:hover {
  transform: translateY(-7px) scale(1.01);
  border-color: var(--accent-gold);
  box-shadow: 0 12px 28px rgba(234, 179, 8, 0.15), var(--shadow-card);
}
 
.course-card:active {
  transform: translateY(-2px) scale(0.98);
  border-color: var(--accent-gold);
  box-shadow: 0 6px 16px rgba(234, 179, 8, 0.2);
}
 
.course-header {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  margin-bottom: 1rem;
}
 
.course-icon {
  background: rgba(234, 179, 8, 0.1);
  color: var(--accent-gold);
  padding: 0.75rem;
  border-radius: 12px;
  border: 1px solid rgba(234, 179, 8, 0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
 
.course-title {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--text-main);
  line-height: 1.3;
}
 
.course-meta {
  display: flex;
  gap: 1rem;
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-bottom: 1.25rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}
 
.course-meta span {
  display: flex;
  align-items: center;
  gap: 0.35rem;
}
 
.course-footer {
  margin-top: auto;
  display: flex;
  justify-content: flex-end;
}
 
.modulo-card {
  transition: transform 0.2s ease, border-color 0.2s ease;
}
 
.modulo-card:hover {
  border-color: var(--accent-gold) !important;
  transform: translateX(3px);
}
 
/* ==========================================
   FOOTER INSTITUCIONAL
   ========================================== */
.main-footer {
  background: var(--surface-dark);
  border-top: 1px solid var(--border);
  color: var(--text-muted);
  padding: 2.5rem 1.5rem 1.5rem;
}
 
.footer-container {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 2rem;
  align-items: start;
}
 
.footer-title-gold {
  color: var(--accent-gold);
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
}
 
.footer-title {
  color: var(--text-main);
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 1rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}
 
.footer-text {
  font-size: 0.9rem;
  line-height: 1.5;
  color: var(--text-muted);
}
 
.footer-contact-group,
.footer-community-group,
.footer-contact-list {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0.75rem;
}
 
.footer-contact-list {
  list-style: none;
}
 
/* Enlaces de texto (ubicación, teléfono, etc.) */
.contact-link,
.contact-link-location {
  color: var(--text-muted);
  text-decoration: none;
  font-size: 0.9rem;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  transition: color 0.2s ease;
}
 
.contact-link:hover,
.contact-link-location:hover {
  color: var(--accent-gold);
}
 
.contact-link-location span {
  border-bottom: 1px dashed var(--border);
}
 
/* ==========================================
   BOTONES DE CONTACTO (correo, WhatsApp, etc.)
   Base común: ícono en círculo + texto
   ========================================== */
.btn-contact,
.contact-btn {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  padding: 0.6rem 1.15rem 0.6rem 0.65rem;
  border-radius: var(--radius-pill);
  border: 1px solid transparent;
  font-size: 0.9rem;
  font-weight: 600;
  line-height: 1;
  text-decoration: none;
  width: fit-content;
  cursor: pointer;
  overflow: hidden;
  transition: transform 0.25s ease, box-shadow 0.25s ease,
              background-color 0.25s ease, border-color 0.25s ease, color 0.25s ease;
}
 
/* Círculo del ícono: funciona con <svg>, <i> o emoji dentro del botón */
.btn-contact > svg,
.btn-contact > i,
.btn-contact > .icon,
.contact-btn > svg,
.contact-btn > i,
.contact-btn > .icon {
  width: 30px;
  height: 30px;
  padding: 6px;
  border-radius: 50%;
  flex-shrink: 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: transform 0.25s ease;
}
 
.btn-contact:hover,
.contact-btn:hover {
  transform: translateY(-3px);
}
 
.btn-contact:hover > svg,
.btn-contact:hover > i,
.btn-contact:hover > .icon,
.contact-btn:hover > svg,
.contact-btn:hover > i,
.contact-btn:hover > .icon {
  transform: rotate(-8deg) scale(1.08);
}
 
.btn-contact:active,
.contact-btn:active {
  transform: translateY(-1px) scale(0.98);
}
 
/* Foco visible para teclado */
.btn-contact:focus-visible,
.contact-btn:focus-visible,
.instagram-widget:focus-visible,
.btn-instagram:focus-visible {
  outline: 2px solid var(--accent-gold);
  outline-offset: 3px;
}
 
/* ---- Correo electrónico (dorado institucional) ---- */
.btn-email {
  background: rgba(234, 179, 8, 0.08);
  color: var(--text-gold);
  border-color: rgba(234, 179, 8, 0.35);
}
 
.btn-email > svg,
.btn-email > i,
.btn-email > .icon {
  background: rgba(234, 179, 8, 0.18);
  color: var(--accent-gold);
}
 
.btn-email:hover {
  background: var(--accent-gold);
  color: #0f172a;
  border-color: var(--accent-gold);
  box-shadow: 0 8px 22px rgba(234, 179, 8, 0.35);
}
 
.btn-email:hover > svg,
.btn-email:hover > i,
.btn-email:hover > .icon {
  background: rgba(15, 23, 42, 0.15);
  color: #0f172a;
}
 
/* ---- WhatsApp ---- */
.btn-whatsapp {
  background: var(--whatsapp);
  color: #052e16;
  font-weight: 700;
  box-shadow: 0 4px 14px rgba(37, 211, 102, 0.25);
}
 
.btn-whatsapp > svg,
.btn-whatsapp > i,
.btn-whatsapp > .icon {
  background: rgba(5, 46, 22, 0.15);
  color: #052e16;
}
 
.btn-whatsapp:hover {
  background: var(--whatsapp-hover);
  box-shadow: 0 8px 24px rgba(37, 211, 102, 0.45);
}
 
/* Brillo que cruza el botón al pasar el mouse */
.btn-whatsapp::after {
  content: "";
  position: absolute;
  top: 0;
  left: -75%;
  width: 50%;
  height: 100%;
  background: linear-gradient(120deg, transparent, rgba(255, 255, 255, 0.35), transparent);
  transform: skewX(-20deg);
  transition: left 0.6s ease;
  pointer-events: none;
}
 
.btn-whatsapp:hover::after {
  left: 125%;
}
 
/* ---- Instagram: versión botón ---- */
.btn-instagram {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  padding: 0.7rem 1.2rem;
  border-radius: var(--radius-pill);
  background: var(--ig-gradient);
  color: #ffffff;
  font-size: 0.9rem;
  font-weight: 700;
  line-height: 1;
  text-decoration: none;
  width: fit-content;
  box-shadow: 0 4px 14px rgba(253, 29, 29, 0.25);
  transition: transform 0.25s ease, box-shadow 0.25s ease, filter 0.25s ease;
}
 
.btn-instagram:hover {
  transform: translateY(-3px);
  filter: brightness(1.08);
  box-shadow: 0 8px 24px rgba(253, 29, 29, 0.4);
}
 
/* ---- Instagram: versión tarjeta (borde degradado) ---- */
.instagram-widget {
  display: block;
  width: 100%;
  max-width: 300px;
  background: var(--ig-gradient);
  padding: 2px;
  border-radius: 14px;
  text-decoration: none;
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}
 
.instagram-widget:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 24px rgba(253, 29, 29, 0.35);
}
 
.ig-header {
  background: var(--surface);
  padding: 0.8rem 1rem;
  border-radius: 12px;
  display: flex;
  align-items: center;
  gap: 0.85rem;
  transition: background-color 0.25s ease;
}
 
.instagram-widget:hover .ig-header {
  background: #1a2740;
}
 
.ig-icon {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  background: var(--ig-gradient);
  color: #ffffff;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
 
.ig-username {
  display: block;
  font-weight: 700;
  font-size: 0.92rem;
  color: var(--text-main);
}
 
.ig-sub {
  display: block;
  font-size: 0.75rem;
  color: var(--text-muted);
  margin-top: 0.15rem;
}
 
/* Enlaces discretos (ej. "Sitio oficial DGCyE") */
.footer-link-subtle {
  color: var(--text-muted);
  text-decoration: none;
  font-size: 0.85rem;
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  margin-top: 0.25rem;
  transition: color 0.2s ease;
}
 
.footer-link-subtle:hover {
  color: var(--text-main);
}
 
.footer-copyright {
  max-width: 1200px;
  margin: 2rem auto 0;
  padding-top: 1.25rem;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  text-align: center;
  font-size: 0.8rem;
  color: var(--text-muted);
}
 
/* ==========================================
   ACCESIBILIDAD: respeta "reducir movimiento"
   ========================================== */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation: none !important;
    transition: none !important;
  }
}
 
/* ==========================================
   RESPONSIVE (MÓVILES)
   ========================================== */
@media (max-width: 768px) {
  .main-header {
    display: flex;
    flex-direction: column;
    padding: 1rem;
    gap: 1rem;
  }
 
  .header-logo-lg {
    height: 65px;
  }
 
  .header-title-lg {
    font-size: 1rem;
  }
 
  .header-action-right {
    width: 100%;
  }
 
  .header-action-right button {
    width: 100%;
    justify-content: center;
  }
 
  .hero-banner {
    padding: 2rem 1rem;
  }
 
  .hero-title {
    font-size: 1.6rem;
  }
 
  .footer-container {
    grid-template-columns: 1fr;
    gap: 1.75rem;
  }
 
  /* Botones de contacto a todo el ancho: más fáciles de tocar */
  .footer-contact-group,
  .footer-community-group,
  .footer-contact-list {
    align-items: stretch;
  }
 
  .btn-contact,
  .contact-btn,
  .btn-instagram {
    width: 100%;
    justify-content: center;
    padding-top: 0.8rem;
    padding-bottom: 0.8rem;
  }
 
  .instagram-widget {
    max-width: none;
  }
}

/* Grilla para Oferta Académica, Pasos de Inscripción y Noticias */
.features-grid,
.steps-grid,
.news-grid,
.grid-container {
  display: grid !important;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)) !important;
  gap: 1.5rem !important;
  width: 100% !important;
}

/* Estilos de tarjetas internas para esas grillas */
.features-grid > *,
.steps-grid > *,
.news-grid > * {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-card);
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  box-shadow: var(--shadow-card);
  transition: transform 0.25s ease, border-color 0.25s ease;
}

.features-grid > *:hover,
.steps-grid > *:hover,
.news-grid > *:hover {
  transform: translateY(-4px);
  border-color: var(--accent-gold);
}

/* Botón Iniciar Inscripción ajustado */
#iniciar-inscripcion, 
.btn-inscripcion {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.75rem 1.5rem;
  background-color: var(--accent-gold);
  color: #0f172a;
  font-weight: 700;
  border-radius: var(--radius-pill);
  text-decoration: none;
  border: none;
  cursor: pointer;
  margin-top: 1.5rem;
  box-shadow: 0 4px 14px rgba(234, 179, 8, 0.25);
}

/* FORZAR ANCHO COMPLETO Y DESBLOQUEAR CONTENEDORES */
.public-container {
  width: 100% !important;
  max-width: 1200px !important;
  margin: 0 auto !important;
  padding: 2.5rem 1.5rem !important;
  box-sizing: border-box !important;
}

.hero-banner,
.value-props-grid,
.steps-grid,
.news-grid,
#coursesContainer {
  width: 100% !important;
  max-width: 100% !important;
  box-sizing: border-box !important;
}

.value-props-grid {
  display: grid !important;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)) !important;
  gap: 1.25rem !important;
  margin-bottom: 3rem !important;
}

/* ==========================================
   SOLUCIÓN DEFINITIVA DE ANCHO Y CENTRADO
   ========================================== */

/* 1. Forzar a body y html a ocupar todo el ancho */
html, body {
  width: 100% !important;
  max-width: 100% !important;
  margin: 0 !important;
  padding: 0 !important;
  overflow-x: hidden;
}

/* 2. Corregir el contenedor principal */
main, 
.public-container {
  width: 100% !important;
  max-width: 1200px !important;
  margin: 0 auto !important;
  padding: 2rem 1.5rem !important;
  box-sizing: border-box !important;
  display: block !important; /* Desactiva flexbox que encoge el contenedor */
}

/* 3. Desbloquear las grillas y secciones */
.hero-banner,
.value-props-grid,
.steps-grid,
.news-grid,
.features-grid,
#coursesContainer,
.steps-section,
.news-section,
#por-que,
#cursos {
  width: 100% !important;
  max-width: 100% !important;
  box-sizing: border-box !important;
}

/* ==========================================
   PANTALLA Y TARJETA DE LOGIN
   ========================================== */
.auth-screen {
  min-height: 100vh;
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 2rem 1rem;
  background-color: #0b0f17;
}

.auth-card {
  background: #131b2e;
  border: 1px solid #2b3b55;
  border-radius: 16px;
  padding: 2.5rem 2rem;
  width: 100%;
  max-width: 420px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
  text-align: center;
}

/* CONTROL DE TAMAÑO DEL LOGO */
.auth-logo {
  width: 90px !important;
  height: 90px !important;
  max-width: 90px !important;
  object-fit: contain;
  margin: 0 auto 1rem auto;
  display: block;
}

.auth-header h2 {
  color: #f8fafc;
  font-size: 1.35rem;
  font-weight: 700;
  margin-bottom: 0.25rem;
}

.auth-header p {
  color: #94a3b8;
  font-size: 0.85rem;
}

/* Selector de pestañas superiores */
.auth-tabs {
  display: flex;
  background: rgba(15, 23, 42, 0.8);
  padding: 4px;
  border-radius: 10px;
  margin-bottom: 1.5rem;
  border: 1px solid #2b3b55;
}

.auth-tab {
  flex: 1;
  background: transparent;
  border: none;
  color: #94a3b8;
  padding: 0.65rem;
  font-size: 0.85rem;
  font-weight: 600;
  border-radius: 8px;
  cursor: pointer;
  transition: all 0.2s ease;
}

.auth-tab.active {
  background: #eab308;
  color: #0f172a;
}

/* Agrupación de campos del formulario */
.form-group {
  text-align: left;
  margin-bottom: 1.25rem;
}

.form-group label {
  display: block;
  font-size: 0.8rem;
  font-weight: 600;
  color: #cbd5e1;
  margin-bottom: 0.4rem;
}

/* Estilo moderno para Inputs y Selects */
.form-control {
  width: 100%;
  padding: 0.75rem 1rem;
  background: #0f172a;
  border: 1px solid #334155;
  border-radius: 8px;
  color: #f8fafc;
  font-size: 0.9rem;
  outline: none;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
  box-sizing: border-box;
}

.form-control:focus {
  border-color: #eab308;
  box-shadow: 0 0 0 3px rgba(234, 179, 8, 0.15);
}

/* Estilizado personalizado del Select desplegable */
.select-wrapper {
  position: relative;
}

.select-wrapper::after {
  content: '▾';
  position: absolute;
  right: 1rem;
  top: 50%;
  transform: translateY(-50%);
  color: #eab308;
  pointer-events: none;
  font-size: 1rem;
}

.custom-select {
  appearance: none;
  -webkit-appearance: none;
  -moz-appearance: none;
  padding-right: 2.5rem;
  cursor: pointer;
}

.custom-select option {
  background: #0f172a;
  color: #f8fafc;
  padding: 0.5rem;
}

/* Botones con ancho completo */
.btn-block {
  width: 100%;
  padding: 0.75rem 1rem;
  font-weight: 600;
  border-radius: 8px;
  cursor: pointer;
  font-size: 0.9rem;
  border: none;
  transition: opacity 0.2s ease;
}

.btn-gold {
  background: #eab308;
  color: #0f172a;
}

.btn-gold:hover {
  background: #d97706;
}

.btn-outline {
  background: transparent;
  border: 1px solid #334155;
  color: #94a3b8;
}

.btn-outline:hover {
  background: rgba(255, 255, 255, 0.05);
  color: #f8fafc;
}

/* ==========================================
   LAYOUT PRINCIPAL DASHBOARD ADMIN
   ========================================== */
.dashboard-layout {
  display: flex;
  min-height: 100vh;
  background-color: var(--bg-body, #0b111e);
  color: var(--text-main, #f8fafc);
}

/* SIDEBAR RESTRUCTURADO */
.sidebar {
  width: 260px;
  background: rgba(15, 23, 42, 0.95);
  border-right: 1px solid rgba(255, 255, 255, 0.08);
  display: flex;
  flex-direction: column;
  padding: 1.5rem 1rem;
  position: fixed;
  top: 0;
  bottom: 0;
  left: 0;
  z-index: 100;
  transition: transform 0.3s ease;
}

.sidebar-brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding-bottom: 1.25rem;
  margin-bottom: 1.25rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.sidebar-brand img {
  width: 36px;
  height: 36px;
  object-fit: contain;
}

.sidebar-brand-text h3 {
  font-size: 0.95rem;
  font-weight: 700;
  color: #fff;
  margin: 0;
}

.sidebar-brand-text span {
  font-size: 0.72rem;
  color: var(--text-muted, #94a3b8);
}

/* NAVEGACIÓN EN SIDEBAR */
.sidebar-nav {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  flex: 1;
}

.nav-item-btn {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  width: 100%;
  padding: 0.75rem 1rem;
  border-radius: 8px;
  background: transparent;
  color: #94a3b8;
  border: none;
  font-size: 0.9rem;
  font-weight: 500;
  cursor: pointer;
  text-align: left;
  transition: all 0.2s ease;
}

.nav-item-btn:hover {
  background: rgba(255, 255, 255, 0.05);
  color: #fff;
}

.nav-item-btn.active {
  background: var(--primary, #2563eb);
  color: #ffffff;
  font-weight: 600;
  box-shadow: 0 4px 12px rgba(37, 99, 235, 0.25);
}

.nav-item-btn span.icon {
  font-size: 1.1rem;
}

/* ÁREA DE CONTENIDO Y HEADER SUPERIOR */
.main-wrapper {
  margin-left: 260px;
  flex: 1;
  display: flex;
  flex-direction: column;
  min-width: 0;
}

.admin-header {
  height: 65px;
  background: rgba(15, 23, 42, 0.8);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 2rem;
  position: sticky;
  top: 0;
  z-index: 90;
}

.admin-header-title h2 {
  font-size: 1.1rem;
  font-weight: 600;
  margin: 0;
}

.admin-user-profile {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.user-badge {
  display: flex;
  flex-direction: column;
  text-align: right;
}

.user-badge .username {
  font-size: 0.88rem;
  font-weight: 600;
  color: #fff;
}

.user-badge .role {
  font-size: 0.72rem;
  color: #38bdf8;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

/* SECCIONES Y CARDS DEL DASHBOARD */
.main-content-body {
  padding: 2rem;
  flex: 1;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1.25rem;
  margin-bottom: 2rem;
}

.stat-card {
  background: rgba(30, 41, 59, 0.6);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 12px;
  padding: 1.25rem;
  display: flex;
  align-items: center;
  gap: 1rem;
  transition: transform 0.2s ease, border-color 0.2s ease;
}

.stat-card:hover {
  transform: translateY(-2px);
  border-color: rgba(255, 255, 255, 0.18);
}

.stat-icon {
  width: 48px;
  height: 48px;
  border-radius: 10px;
  background: rgba(37, 99, 235, 0.15);
  color: #38bdf8;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
}

.stat-info h4 {
  font-size: 0.8rem;
  color: #94a3b8;
  margin: 0 0 0.25rem 0;
  text-transform: uppercase;
}

.stat-info .stat-value {
  font-size: 1.5rem;
  font-weight: 700;
  color: #fff;
  margin: 0;
}

/* CARDS DE TRAYECTOS Y FORMULARIOS */
.card-panel {
  background: rgba(30, 41, 59, 0.6);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 12px;
  padding: 1.75rem;
  margin-bottom: 1.5rem;
}

.card-panel-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1.5rem;
  padding-bottom: 0.75rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.form-grid-2 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.25rem;
}

.modulo-item-card {
  background: rgba(15, 23, 42, 0.5);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 10px;
  padding: 1rem 1.25rem;
  margin-bottom: 1rem;
}

/* RESPONSIVE DASHBOARD */
@media (max-width: 900px) {
  .sidebar {
    transform: translateX(-100%);
  }
  .sidebar.open {
    transform: translateX(0);
  }
  .main-wrapper {
    margin-left: 0;
  }
}

/* ==========================================
   OCULTAR COMPONENTES PÚBLICOS EN EL DASHBOARD
   ========================================== */

/* Cuando el dashboard está activo, oculta únicamente el landing público sin pisar el login */
body.in-dashboard #landing-screen,
body.in-dashboard .public-landing,
body.in-dashboard header.main-header,
body.in-dashboard footer.main-footer {
  display: none !important;
}

/* ==========================================
   CORRECCIÓN DE CLICS Y PANTALLAS OCULTAS
   ========================================== */

/* Evita que contenedores o pantallas ocultas tapen el resto de la página */
[style*="display: none"],
[style*="display:none"] {
  display: none !important;
  pointer-events: none !important;
}

/* Modal o pantalla de Login: solo bloquea clics cuando está activo */
.auth-screen:not([style*="display: flex"]):not([style*="display: block"]) {
  display: none !important;
  pointer-events: none !important;
}

/* Asegura que los botones siempre respondan cuando el elemento es visible */
button, 
.btn, 
.nav-item-btn, 
.auth-tab, 
input, 
select {
  position: relative;
  z-index: 10;
  pointer-events: auto !important;
}

/* ==========================================================================
   EFECTO DE ENFOQUE Y DIFUMINADO INTERACTIVO (FOCUS & BLUR ON HOVER/TOUCH)
   ========================================================================== */

/* 1. Transición suave para las tarjetas de trayectos */
.features-grid > *,
.trayectos-grid > *,
#coursesContainer > *,
.course-card {
  transition: transform 0.35s cubic-bezier(0.4, 0, 0.2, 1),
              filter 0.35s ease,
              opacity 0.35s ease,
              box-shadow 0.35s ease,
              border-color 0.35s ease !important;
  will-change: transform, filter, opacity;
}

/* 2. Cuando la grilla detecta hover/touch en una tarjeta, atenuar y difuminar las demás */
.features-grid:has(> *:hover) > *:not(:hover),
.trayectos-grid:has(> *:hover) > *:not(:hover),
#coursesContainer:has(> *:hover) > *:not(:hover) {
  filter: blur(2px) grayscale(25%);
  opacity: 0.45;
  transform: scale(0.97);
}

/* 3. Agrandar y destacar únicamente la tarjeta seleccionada */
.features-grid > *:hover,
.features-grid > *:active,
.trayectos-grid > *:hover,
.trayectos-grid > *:active,
#coursesContainer > *:hover,
#coursesContainer > *:active,
.course-card:hover,
.course-card:active {
  transform: translateY(-6px) scale(1.03) !important;
  filter: blur(0) grayscale(0%) !important;
  opacity: 1 !important;
  z-index: 20;
  border-color: var(--accent-gold, #eab308) !important;
  box-shadow: 0 12px 28px rgba(0, 0, 0, 0.5), 
              0 0 20px rgba(234, 179, 8, 0.3) !important;
}
/* Reglas de Ocultación Visual por Rol */
body[data-rol="estudiante"] .admin-only,
body[data-rol="estudiante"] #form-cargar-clase,
body[data-rol="estudiante"] .docente-only,
body[data-rol="estudiante"] [id*="Cargar Nueva Clase"],
body[data-rol="estudiante"] button:has(span:contains("Tomar Asistencia")) {
  display: none !important;
}