/* Paleta de Colores Institucionales Academia PERLA */
:root {
  --perla-green-dark: #1b4d3e;
  --perla-green-primary: #0f382c;
  --perla-gold-accent: #c49a45;
  --perla-gold-hover: #ab8336;
  --perla-bg-cream: #f9f8f3;
  --perla-card-border: #e2e8f0;
  --perla-text-dark: #2d3748;
}

body {
  font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
  color: var(--perla-text-dark);
  background-color: #ffffff;
}

/* Navbar Custom */
.navbar-perla {
  background-color: #ffffff;
  box-shadow: 0 2px 10px rgba(0,0,0,0.05);
}

.btn-perla-gold {
  background-color: var(--perla-gold-accent);
  color: #ffffff;
  font-weight: 600;
  border-radius: 6px;
  padding: 8px 20px;
  transition: all 0.3s ease;
}

.btn-perla-gold:hover {
  background-color: var(--perla-gold-hover);
  color: #ffffff;
}

/* Botón Verde Institucional Academia PERLA */
.btn-perla-verde {
  background-color: var(--perla-green-primary);
  color: #ffffff;
  font-weight: 600;
  border-radius: 6px;
  padding: 8px 20px;
  border: 1px solid var(--perla-green-primary);
  transition: all 0.3s ease;
}

.btn-perla-verde:hover,
.btn-perla-verde:focus,
.btn-perla-verde:active {
  background-color: var(--perla-green-dark);
  border-color: var(--perla-green-dark);
  color: #ffffff;
  box-shadow: 0 4px 10px rgba(15, 56, 44, 0.25);
}

/* Hero Section */
.hero-section {
  position: relative;
  background: linear-gradient(rgba(15, 56, 44, 0.75), rgba(15, 56, 44, 0.85)), 
              url('https://images.unsplash.com/photo-1524178232363-1fb2b075b655?auto=format&fit=crop&w=1600&q=80') center/cover no-repeat;
  color: #ffffff;
  padding: 100px 0;
}

.hero-section h1 {
  font-size: 2.75rem;
  font-weight: 700;
  line-height: 1.2;
}

.btn-hero-primary {
  background-color: var(--perla-green-primary);
  border: 1px solid rgba(255, 255, 255, 0.3);
  color: #ffffff;
  padding: 10px 24px;
  font-weight: 600;
}

.btn-hero-outline {
  border: 1px solid #ffffff;
  color: #ffffff;
  padding: 10px 24px;
  font-weight: 600;
}

.btn-hero-outline:hover {
  background-color: #ffffff;
  color: var(--perla-green-primary);
}

/* Títulos y Secciones */
.section-bg-cream {
  background-color: var(--perla-bg-cream);
}

.section-title {
  color: #111111;
  font-weight: 700;
  font-size: 2rem;
  margin-bottom: 2.5rem;
}

/* Tarjetas de Valor y Cursos */
.card-perla {
  border: 1px solid var(--perla-card-border);
  border-radius: 12px;
  background-color: #ffffff;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.card-perla:hover {
  transform: translateY(-4px);
  box-shadow: 0 10px 20px rgba(0,0,0,0.08);
}

.icon-box-perla {
  width: 50px;
  height: 50px;
  border-radius: 50%;
  background-color: #f0f4f1;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 15px auto;
  color: var(--perla-green-primary);
  font-size: 1.25rem;
}

/* Testimonial Box */
.testimonial-card {
  border: 1px solid var(--perla-card-border);
  border-radius: 12px;
  background-color: #ffffff;
}

/* Footer con curva dorada y logo integrado */
.footer-perla {
  background-color: var(--perla-green-primary);
  color: #ffffff;
  position: relative;
  overflow: hidden;
  padding-bottom: 20px;
}

/* Área clara del logo */
.footer-logo-wrapper {
  background-color: #e9ecef; /* Tono claro/grisáceo de fondo del diseño */
  position: relative;
  padding: 3rem 2rem 3rem 3rem;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* Curva fluida con borde dorado mediante pseudo-elemento */
.footer-logo-wrapper::after {
  content: "";
  position: absolute;
  top: 0;
  right: -55px;
  width: 60px;
  height: 100%;
  background-color: #e9ecef;
  border-right: 4px solid var(--perla-gold-accent); /* Borde dorado */
  border-top-right-radius: 100% 50%;
  border-bottom-right-radius: 100% 50%;
  z-index: 2;
}

.footer-logo-img {
  max-height: 80px;
  position: relative;
  z-index: 3;
}

/* Enlaces y contenido del footer */
.footer-content {
  position: relative;
  z-index: 1;
  padding-top: 3rem;
  padding-bottom: 2rem;
}

.footer-perla h6 {
  color: #ffffff;
  font-weight: 700;
  margin-bottom: 1.2rem;
}

.footer-perla a {
  color: rgba(255, 255, 255, 0.85);
  text-decoration: none;
  font-size: 0.9rem;
  transition: color 0.2s;
}

.footer-perla a:hover {
  color: #ffffff;
}

/* Separador horizontal e información inferior */
.footer-divider {
  border-top: 1px solid rgba(255, 255, 255, 0.15);
  margin-top: 2rem;
  padding-top: 1rem;
}

.copyright-text {
  font-size: 0.8rem;
  color: rgba(255, 255, 255, 0.7);
}

/* Trazo para la trayectoria / timeline */
#trayectoria .row {
  position: relative;
}

#trayectoria .row::before {
  content: "";
  position: absolute;
  top: 52%;
  left: 10%;
  right: 10%;
  height: 2px;
  background-color: var(--perla-card-border);
  z-index: 0;
}

#trayectoria .p-3 {
  position: relative;
  z-index: 1;
}