/* ============================================
   LAYOUT.CSS — Page-level Layout Styles
   Nelson Medina Portfolio
   Import after tokens.css and components.css
============================================ */

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

.hero {
  padding-top: var(--space-16);
  padding-bottom: var(--space-20);
}

.hero__inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-16);
  align-items: center;
}

.hero__eyebrow {
  margin-bottom: var(--space-5);
}

.hero__headline {
  font-family: 'DM Serif Display', Georgia, serif;
  font-size: var(--text-3xl);
  font-weight: 400;
  color: var(--color-text-primary);
  line-height: var(--leading-tight);
  margin-bottom: var(--space-6);
  letter-spacing: -0.02em;
}

.hero__headline em {
  font-style: italic;
  color: var(--color-accent);
}

.hero__sub {
  font-size: var(--text-md);
  color: var(--color-text-secondary);
  line-height: var(--leading-loose);
  margin-bottom: var(--space-8);
  max-width: var(--max-width-narrow);
}

.hero__cta {
  font-size: var(--text-base);
  padding: var(--space-4) var(--space-8);
}

.hero__visual {
  display: flex;
  justify-content: flex-end;
}

.hero__image-wrapper {
  width: 100%;
  max-width: 480px;
  border-radius: var(--radius-xl);
  overflow: hidden;
  background: var(--color-surface-subtle);
  aspect-ratio: 4 / 3;
}

.hero__image {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* ============================================
   HOME OVERVIEW BLOCK
============================================ */

.home-overview {
  max-width: var(--max-width-text);
  margin: 0 auto;
  padding: var(--space-10) var(--space-10);
  background: var(--color-surface);
  border: var(--border-thin);
  border-radius: var(--radius-xl);
  text-align: center;
}

.home-overview__text {
  font-size: var(--text-md);
  color: var(--color-text-secondary);
  line-height: var(--leading-loose);
  margin-bottom: var(--space-5);
}

.home-overview__link {
  font-size: var(--text-sm);
  font-weight: var(--weight-medium);
  color: var(--color-accent);
  transition: opacity var(--transition-fast);
}

.home-overview__link:hover {
  opacity: 0.75;
}

/* ============================================
   SKILLS SECTION
============================================ */

.skills-section {
  background: var(--color-surface);
  border-top: var(--border-thin);
  border-bottom: var(--border-thin);
}

.skills-header {
  margin-bottom: var(--space-12);
}

.skills-heading {
  font-family: 'DM Serif Display', Georgia, serif;
  font-size: var(--text-2xl);
  font-weight: 400;
  color: var(--color-text-primary);
  line-height: var(--leading-tight);
  margin-top: var(--space-3);
  letter-spacing: -0.02em;
}

.skill-block__tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  margin-top: var(--space-5);
}

/* ============================================
   FEATURED CASE STUDIES
============================================ */

.featured-header {
  margin-bottom: var(--space-8);
}

.featured-heading {
  font-family: 'DM Serif Display', Georgia, serif;
  font-size: var(--text-2xl);
  font-weight: 400;
  color: var(--color-text-primary);
  line-height: var(--leading-tight);
  margin-top: var(--space-3);
  letter-spacing: -0.02em;
}

.featured-sub {
  font-size: var(--text-sm);
  color: var(--color-text-tertiary);
  margin-top: var(--space-2);
}

.cs-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-5);
}

/* ============================================
   TESTIMONIALS
============================================ */

.testimonials-section {
  background: var(--color-surface-subtle);
  border-top: var(--border-thin);
}

.testimonials-heading {
  font-size: 0;
}

.testimonials-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-5);
  margin-top: var(--space-8);
}

/* ============================================
   SCREEN READER ONLY
============================================ */

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* ============================================
   RESPONSIVE — HOMEPAGE
============================================ */

@media (max-width: 900px) {
  .hero__inner {
    grid-template-columns: 1fr;
    gap: var(--space-10);
  }

  .hero__visual {
    justify-content: center;
    order: -1;
  }

  .hero__image-wrapper {
    max-width: 360px;
  }

  .hero__headline {
    font-size: var(--text-2xl);
  }

  .cs-grid {
    grid-template-columns: 1fr;
    max-width: 520px;
  }

  .testimonials-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 600px) {
  .hero__headline {
    font-size: var(--text-xl);
  }

  .home-overview {
    padding: var(--space-8) var(--space-6);
  }
}