/* =============================================
   ESTILOS BASE Y RESET
   ============================================= */

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: 80px;
}

body {
  font-family: var(--font-sans);
  color: var(--text);
  background: var(--bg);
  line-height: 1.7;
  overflow-x: hidden;
}

h1, h2, h3, h4 {
  font-family: var(--font-serif);
  font-weight: 600;
  line-height: 1.25;
  color: var(--text);
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

a {
  text-decoration: none;
  color: inherit;
}

img {
  max-width: 100%;
  display: block;
}

/* Secciones */
section {
  padding: 100px 0;
}

/* Etiquetas de sección */
.section-label {
  display: inline-block;
  color: var(--teal);
  font-weight: 500;
  font-size: 0.85rem;
  letter-spacing: 2px;
  text-transform: uppercase;
  margin-bottom: 16px;
}

.section-title {
  font-size: clamp(2rem, 4vw, 2.9rem);
  margin-bottom: 20px;
}

.section-title .accent {
  color: var(--teal);
}

.section-desc {
  font-size: 1.05rem;
  color: var(--text-light);
  max-width: 640px;
  margin-bottom: 60px;
}

/* Animación de fade-in */
.fade-in {
  opacity: 0;
  transform: translateY(30px);
  transition: all 0.8s ease;
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}