/* ============ Section Base ============ */
.section {
  padding: var(--space-section) 0;
}

.section--ivory {
  background-color: var(--color-ivory);
}

.section--dark {
  background-color: var(--color-dark-bg);
  color: var(--color-dark-text);
}

.section--dark h2,
.section--dark h3,
.section--dark h4 {
  color: var(--color-warm-white);
}

.section--dark p {
  color: var(--color-sand);
}

/* ============ About Grid ============ */
.about__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-2xl);
  align-items: center;
}

@media (min-width: 768px) {
  .about__grid {
    grid-template-columns: 1.2fr 1fr;
    gap: var(--space-3xl);
  }
}

/* ============ Services Grid ============ */
.services__header {
  text-align: center;
  margin-bottom: var(--space-2xl);
}

.services__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-lg);
}

@media (min-width: 640px) {
  .services__grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .services__grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

/* ============ Portfolio Grid ============ */
.portfolio__header {
  text-align: center;
  margin-bottom: var(--space-2xl);
}

.portfolio__subtitle {
  margin-top: var(--space-sm);
  font-size: var(--text-lg);
  color: var(--color-taupe);
}

.portfolio__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-sm);
}

@media (min-width: 640px) {
  .portfolio__grid {
    grid-template-columns: repeat(2, 1fr);
    grid-auto-rows: 280px;
  }

  .portfolio__item--tall {
    grid-row: span 2;
  }
}

@media (min-width: 1024px) {
  .portfolio__grid {
    grid-template-columns: repeat(3, 1fr);
    grid-auto-rows: 300px;
  }
}

/* ============ Process Timeline ============ */
.process__header {
  text-align: center;
  margin-bottom: var(--space-2xl);
}

.process__timeline {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-xl);
}

@media (min-width: 768px) {
  .process__timeline {
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-lg);
    position: relative;
  }

  .process__timeline::before {
    content: '';
    position: absolute;
    top: 28px;
    left: calc(12.5% + 28px);
    right: calc(12.5% + 28px);
    height: 1px;
    background: var(--color-sand);
  }
}

/* ============ Testimonials Layout ============ */
.testimonials__header {
  text-align: center;
  margin-bottom: var(--space-2xl);
}

/* ============ Contact Grid ============ */
.contact__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-2xl);
}

@media (min-width: 768px) {
  .contact__grid {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-3xl);
    align-items: start;
  }
}

/* ============ Footer Grid ============ */
.footer__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-lg);
  text-align: center;
}

@media (min-width: 768px) {
  .footer__grid {
    grid-template-columns: 1fr auto 1fr;
    text-align: left;
    align-items: center;
  }
}