/* style.css — estilos da página inicial (catálogo de Landing Pages) */

body {
  font-family: var(--font-primary);
  color: var(--color-text);
  background-color: var(--color-bg);
}

h1,
h2,
h3 {
  font-family: var(--font-secondary);
  color: var(--color-secondary);
  line-height: 1.2;
}

h1 { font-size: clamp(1.75rem, 4vw + 1rem, 3.5rem); }
h2 { font-size: clamp(1.5rem, 2.5vw + 1rem, 2.5rem); }
h3 { font-size: 1.25rem; }

p {
  color: var(--color-text-light);
}

/* Header */
.header {
  position: sticky;
  top: 0;
  z-index: 100;
  background-color: var(--color-bg);
  border-bottom: 1px solid var(--color-border);
}

.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 72px;
}

.header__logo {
  font-family: var(--font-secondary);
  font-weight: 700;
  font-size: 1.125rem;
  color: var(--color-secondary);
}

.header__tagline {
  font-size: 0.9375rem;
}

/* Intro */
.intro {
  padding-block: var(--space-lg);
  text-align: center;
}

.intro__subtitle {
  max-width: 640px;
  margin-inline: auto;
  margin-top: var(--space-sm);
  font-size: 1.125rem;
}

/* Lista de Landing Pages */
.landing-pages__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-sm);
}

@media (min-width: 480px) {
  .landing-pages__grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .landing-pages__grid {
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-md);
  }
}

.landing-card {
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
  height: 100%;
}

.landing-card .card__title a:hover {
  color: var(--color-primary);
}

.landing-pages__empty {
  grid-column: 1 / -1;
  padding: var(--space-lg) 0;
  text-align: center;
}

/* Footer */
.footer {
  background-color: var(--color-bg-alt);
  padding-block: var(--space-md);
}

.footer__inner {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
  text-align: center;
}

@media (min-width: 768px) {
  .footer__inner {
    flex-direction: row;
    justify-content: space-between;
    text-align: left;
  }
}

/* Animações de entrada (usadas com data-animate + IntersectionObserver) */
[data-animate] {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 0.5s ease, transform 0.5s ease;
}

[data-animate].is-visible {
  opacity: 1;
  transform: translateY(0);
}