:root {
  --green: #8bc34a;
  --dark: #1f1f1f;
  --glass-dark: rgba(0, 0, 0, 0.55);
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: 'Poppins', sans-serif;
  background: var(--dark);
  color: #fff;
}

/* =========================
   HEADER
========================= */

.header {
  position: fixed;
  top: 0;
  width: 100%;
  height: 72px;                
  padding: 0 40px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  z-index: 10;
  background: rgba(0,0,0,0.45);
  backdrop-filter: blur(10px);
}


.logo {
  position: relative;
  display: flex;
  align-items: center;
  height: 100%;
}

.logo img {
  height: 180px;          
  width: auto;
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
}


.nav a {
  margin-right: 20px;
  text-decoration: none;
  color: #fff;
  font-size: 14px;
}

.lang-btn {
  background: none;
  border: 1px solid var(--green);
  color: var(--green);
  padding: 6px 10px;
  cursor: pointer;
}

/* =========================
   HERO
========================= */

.hero {
  position: relative;
  min-height: 100vh;
  overflow: visible;
}


.hero-bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  z-index: 0;
}

/* OVERLAY */
.hero-overlay {
  position: absolute;
  inset: 0;
  background: rgba(0,0,0,0.25);
  z-index: 1;
}

/* =========================
   HERO CONTENT
========================= */

.hero-content {
  position: relative;
  z-index: 2;
  height: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;

  padding-top: 140px;
  padding-left: 20px;
  padding-right: 20px;

  gap: 48px; /* separación general */
}

.hero-content h1 {
  font-size: 48px;
  font-weight: 600;
}

.hero-content p {
  font-size: 16px;
  max-width: 620px;
  opacity: 0.9;
}

/* MÁS ESPACIO DESPUÉS DEL BOTÓN */
.hero-cta {
  margin-bottom: 40px;
}

/* =========================
   BOTÓN
========================= */

.btn-primary {
  padding: 12px 32px;
  background: var(--green);
  color: #000;
  text-decoration: none;
  font-weight: 500;
}

/* =========================
   CAJONES (TAMAÑO UNIFICADO)
========================= */

.hero-box {
  width: 560px;
  background: var(--glass-dark);
  backdrop-filter: blur(16px);
  padding: 24px 30px;
  border-radius: 16px;
}

/* =========================
   BENEFICIOS
========================= */

.hero-benefits {
  display: flex;
  justify-content: space-between;
  gap: 20px;
}

.benefit-item {
  display: flex;
  max-width: 170px;
}

.benefit-item span {
  font-size: 28px;
}

.benefit-item strong {
  font-size: 14px;
  display: block;
}

.benefit-item p {
  font-size: 12px;
  opacity: 0.8;
}

/* =========================
   PRESENTACIONES – SIMPLE Y ROBUSTO
========================= */

.hero-presentations {
  padding: 0;
}

.presentation-wrap {
  display: flex;
  align-items: center;
  justify-content: center;
}

/* IMAGEN */
.presentation-image {
  width: 160px;
  flex-shrink: 0;
}

.presentation-image img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  display: block;
}

/* TEXTO */
.presentation-text {
  padding: 24px 28px;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.presentation-text h3 {
  font-size: 16px;
  margin-bottom: 8px;
  border-bottom: 2px solid var(--green);
}


.presentation-text ul {
  list-style: disc;
  font-size: 13px;
  opacity: 0.9;
}

.presentation-text li {
  margin-bottom: 6px;
}


/* =========================
   FOOTER
========================= */

.footer {
  padding: 30px;
  text-align: center;
  font-size: 13px;
  opacity: 0.6;
}

/* =========================
   RESPONSIVE
========================= */

@media (max-width: 768px) {
  .hero-content h1 {
    font-size: 32px;
  }

  .hero-box {
    width: 90%;
  }

  .hero-benefits {
    flex-direction: column;
    align-items: center;
  }
}