:root {
  --salvia: #6B8E85;
  --arena: #EDEBE6;
  --blanco: #FAFAF7;
  --gris: #8B8B8B;
  --ink: #2F2F2F;
  --line: rgba(139, 139, 139, 0.25);
}

body {
  background-color: var(--arena);
  color: var(--ink);
  font-family: "Inter", system-ui, sans-serif;
}

/* =========================================
   Navegación Tipo "Pills" (Como la imagen)
========================================= */
.nav-pills-custom {
  background-color: #fff;
  padding: 0.5rem;
  border-radius: 50px;
  display: inline-flex;
  box-shadow: 0 4px 20px rgba(0,0,0,0.05);
  border: 1px solid rgba(0,0,0,0.05);
  margin-bottom: 3rem;
}

.nav-pills-custom .nav-link {
  color: var(--gris);
  font-weight: 700;
  padding: 0.6rem 2rem;
  border-radius: 50px;
  border: none;
  transition: all 0.2s ease;
  background: transparent;
}

.nav-pills-custom .nav-link:hover {
  color: var(--salvia);
  background-color: rgba(107, 142, 133, 0.05);
}

.nav-pills-custom .nav-link.active {
  background-color: var(--salvia);
  color: #fff;
  box-shadow: 0 4px 10px rgba(107, 142, 133, 0.3);
}

/* =========================================
   Paneles de Contenido
========================================= */
.tab-pane {
  animation: fadeIn 0.4s ease-out;
}

.academic-panel {
  background-color: #fff;
  border: 1px solid rgba(0,0,0,0.08);
  border-left: 5px solid var(--salvia);
  border-radius: 8px;
  padding: 30px 40px;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.04);
  margin-bottom: 2rem;
}

.academic-panel h2 {
  font-weight: 700;
  font-size: 1.5rem;
  margin-bottom: 1.5rem;
  color: var(--ink);
}
.academic-panel h3 {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--salvia);
  margin-top: 1.5rem;
  margin-bottom: 0.8rem;
}

ul, ol { padding-left: 1.2rem; }
li { margin-bottom: 0.5rem; line-height: 1.6; color: #444; }
li::marker { color: var(--salvia); font-weight: bold; }

/* Bloques de código para archivos */
.code-example {
  background-color: #f8f9fa;
  border: 1px solid #e9ecef;
  border-left: 3px solid #d63384;
  color: #c2185b;
  font-family: monospace;
  padding: 8px 12px;
  margin: 5px 0 15px 0;
  border-radius: 4px;
  font-size: 0.85rem;
  word-break: break-all;
}

.schedule-box {
  background-color: var(--arena);
  border-radius: 8px;
  padding: 15px;
  text-align: center;
  height: 100%;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}

/* =========================================
   Acordeón – Proceso de Inscripción (GLOBAL)
   - Quita el azul Bootstrap
   - Activo en verde salvia sólido
========================================= */

/* Contenedor / item */
.accordion-item {
  border: 1px solid rgba(107, 142, 133, 0.35);
  border-radius: 12px;
  overflow: hidden;
  margin-bottom: 0.75rem;
  background-color: #fff;
}

/* Botón base */
.accordion-button {
  font-weight: 700;
  color: var(--ink);
  background-color: #fff;
  padding: 1rem 1.25rem;
}

/* Botón activo (verde salvia sólido) */
.accordion-button:not(.collapsed) {
  background-color: var(--salvia);
  color: #fff;
  box-shadow: none;
}

/* Hover (inactivo) */
.accordion-button:hover {
  background-color: rgba(107, 142, 133, 0.12);
}

/* Hover (activo) */
.accordion-button:not(.collapsed):hover {
  background-color: #5f8078; /* salvia un poco más oscuro */
}

/* Flecha base */
.accordion-button::after {
  filter: hue-rotate(90deg) saturate(1.2);
}

/* Flecha blanca cuando está activo */
.accordion-button:not(.collapsed)::after {
  filter: brightness(0) invert(1);
}

/* Focus accesible (sin glow azul) */
.accordion-button:focus {
  border-color: var(--salvia);
  box-shadow: 0 0 0 0.2rem rgba(107, 142, 133, 0.35);
}

/* Cuerpo */
.accordion-body {
  background-color: var(--blanco);
  padding: 1.25rem 1.5rem;
  color: #444;
  line-height: 1.65;
}

/* Responsive */
@media (max-width: 768px) {
  .nav-pills-custom {
    width: 100%;
    display: flex;
    flex-direction: column;
    border-radius: 12px;
  }
  .nav-pills-custom .nav-link {
    width: 100%;
    border-radius: 8px;
    text-align: center;
  }
  .academic-panel {
    padding: 20px;
  }
}