/* ============================================================
   Layout — grid, containers, sections, page scaffolding
   ============================================================ */
.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding-left: var(--gutter);
  padding-right: var(--gutter);
}

main { display: block; }

section, .section {
  padding: var(--section-pad) var(--space-5);
  max-width: var(--container-max);
  margin: 0 auto;
}
section + section, .section + .section { margin-top: 0; }

.sec-sub {
  font-size: var(--text-body);
  font-weight: 300;
  color: var(--color-muted);
  max-width: 560px;
  line-height: 1.7;
  margin-bottom: var(--space-5);
}

/* Hero (home) */
.hero-section {
  min-height: 92vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: var(--space-8) var(--space-5) var(--space-6);
  position: relative;
  overflow: hidden;
}
.hero-grid {
  display: grid;
  grid-template-columns: 1fr 420px;
  gap: var(--space-6);
  /* start: la columna izquierda no debe re-centrarse cuando la derecha
     crece al autoejecutarse el widget (CLS, patch4 §1.7) */
  align-items: start;
  max-width: var(--container-max);
  margin: 0 auto;
  width: 100%;
}
.hero-sub {
  font-size: 17px;
  font-weight: 300;
  color: var(--color-muted);
  line-height: 1.7;
  max-width: 520px;
  margin-bottom: var(--space-5);
}
.hero-stats {
  display: flex;
  gap: var(--space-4);
  flex-wrap: wrap;
  border-top: 1px solid var(--color-border);
  padding-top: var(--space-4);
}
.stat { display: flex; flex-direction: column; gap: 3px; }
.stat-num { font-family: var(--font-heading); font-size: 28px; font-weight: 700; color: var(--color-text); line-height: 1; }
.stat-num.g { color: var(--color-accent-2); }
.stat-lbl { font-size: var(--text-eyebrow); color: var(--color-muted); letter-spacing: 0.04em; }

.hero-section .eyebrow     { animation: fadeUp 0.6s ease both; }
.hero-section h1           { animation: fadeUp 0.6s ease 0.1s both; }
.hero-section .hero-sub    { animation: fadeUp 0.6s ease 0.2s both; }
.hero-section .cta-row     { animation: fadeUp 0.6s ease 0.3s both; }
.hero-section .hero-stats  { animation: fadeUp 0.6s ease 0.4s both; }
.hero-section .api-card    { animation: fadeUp 0.7s ease 0.3s both; }

/* Inner pages */
.inner-page { padding: var(--space-8) var(--space-5) var(--space-6); max-width: var(--container-max); margin: 0 auto; }
.inner-hero { margin-bottom: var(--space-6); }
.inner-hero h1 { margin-bottom: var(--space-2); }
.inner-sub {
  font-size: 18px;
  font-weight: 300;
  color: var(--color-muted);
  line-height: 1.7;
  max-width: 640px;
  margin-bottom: var(--space-4);
}

/* Generic grids */
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-3); }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-2); }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--space-2); }

.cta-center { padding: var(--section-pad) var(--space-5); text-align: center; max-width: var(--container-max); margin: 0 auto; }
.cta-row { display: flex; gap: 14px; align-items: center; flex-wrap: wrap; margin-bottom: var(--space-4); }

/* Responsive collapse */
@media (max-width: 960px) {
  .hero-grid { grid-template-columns: 1fr; gap: var(--space-5); }
  .grid-3, .grid-4 { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 640px) {
  section, .section { padding-left: var(--space-3); padding-right: var(--space-3); }
  .inner-page { padding-left: var(--space-3); padding-right: var(--space-3); }
  .hero-section { padding-left: var(--space-3); padding-right: var(--space-3); }
  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
}