/* ============================================
   LAYOUT - Container, grid, sections
   ============================================ */

html,
body {
  overflow-x: clip;
}

.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 clamp(20px, 3vw, 48px);
}

.content {
  max-width: var(--content-max);
  margin: 0 auto;
}

.content-narrow {
  max-width: var(--content-narrow);
  margin: 0 auto;
}

@media (max-width: 768px) {
  .container {
    padding: 0 20px;
  }
}

/* Section spacing */
.section {
  padding: clamp(72px, 9vw, 144px) 0;
}

.section--lg {
  padding: clamp(48px, 6vw, 96px) 0;
}

.section--sm {
  padding: clamp(32px, 4vw, 64px) 0;
}

.section--dark {
  background: var(--gradient-dark);
  color: var(--color-text-inverse);
  position: relative;
}

.section--dark::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: var(--pattern-grid-dark);
  opacity: 0.6;
  pointer-events: none;
}

.section--dark h1,
.section--dark h2,
.section--dark h3,
.section--dark h4 {
  color: var(--color-text-inverse);
}

.section--dark p {
  color: var(--color-text-inverse-muted);
}

.section--surface {
  background-color: var(--color-surface);
  background-image: var(--pattern-dots);
}

.section--alt {
  background-color: var(--color-surface-alt);
  background-image: var(--pattern-grid);
}

/* Grid system */
.grid {
  display: grid;
  gap: var(--space-lg);
}

.grid--2 {
  grid-template-columns: repeat(2, 1fr);
}

.grid--3 {
  grid-template-columns: repeat(3, 1fr);
}

.grid--4 {
  grid-template-columns: repeat(4, 1fr);
}

@media (max-width: 968px) {
  .grid--3,
  .grid--4 {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 640px) {
  .grid--2,
  .grid--3,
  .grid--4 {
    grid-template-columns: 1fr;
  }
}

/* Section header */
.section-header {
  margin-bottom: var(--space-xl);
  max-width: var(--content-max);
}

.section-header--center {
  margin-left: auto;
  margin-right: auto;
  text-align: center;
}

.section-header__eyebrow {
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  font-size: var(--fs-sm);
  font-weight: var(--fw-bold);
  color: var(--color-accent);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: var(--space-sm);
}

.section-header__eyebrow::before {
  content: "";
  width: 24px;
  height: 2px;
  background: var(--color-accent);
  border-radius: 2px;
}

.section-header__title {
  font-size: clamp(2.5rem, 5vw, 5rem);
  font-weight: var(--fw-extrabold);
  line-height: 0.98;
  letter-spacing: -0.04em;
  margin-bottom: var(--space-sm);
}

.section-header__subtitle {
  font-size: var(--fs-lg);
  color: var(--color-text-muted);
  max-width: 640px;
  line-height: var(--lh-relaxed);
}

.section--dark .section-header__subtitle {
  color: var(--color-text-inverse-muted);
}

.section-header--center .section-header__subtitle {
  margin-left: auto;
  margin-right: auto;
}

/* Breadcrumbs */
.breadcrumbs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-xs);
  font-size: var(--fs-sm);
  color: var(--color-text-muted);
  margin-bottom: var(--space-lg);
}

.breadcrumbs a {
  color: var(--color-text-muted);
}

.breadcrumbs a:hover {
  color: var(--color-accent);
}

.breadcrumbs__separator {
  color: var(--color-text-light);
  user-select: none;
}

.breadcrumbs__current {
  color: var(--color-text);
  font-weight: var(--fw-medium);
}