/* =============================================
   LAYOUTS — Apple-inspired structure
   ============================================= */

.container {
  width: 100%;
  max-width: 1024px;
  margin: 0 auto;
  padding: 0 24px;
}

.section {
  padding: 100px 0;
}

.section--alt {
  background-color: var(--color-card-bg);
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}

.section--sm {
  padding: 60px 0;
}

/* Page Header (sub-pages) */
.page-header {
  padding-top: calc(60px + 80px);
  padding-bottom: 60px;
  text-align: center;
}

.page-header__overline {
  font-size: 0.9rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-text-secondary);
  margin-bottom: 16px;
}

.page-header__title {
  font-size: clamp(2rem, 5vw, 3.5rem);
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 1.05;
  color: var(--color-text-primary);
  margin-bottom: 12px;
}

.page-header__desc {
  max-width: 600px;
  margin: 0 auto;
  font-size: 1.25rem;
  color: var(--color-text-secondary);
  letter-spacing: -0.015em;
}

/* Grid */
.grid {
  display: grid;
  gap: 24px;
}

.grid--2 {
  grid-template-columns: repeat(2, 1fr);
}
.grid--3 {
  grid-template-columns: repeat(3, 1fr);
}
.grid--4 {
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
}

@media (max-width: 768px) {
  .grid--2,
  .grid--3 {
    grid-template-columns: 1fr;
  }
}

/* Split Layout */
.split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

@media (max-width: 768px) {
  .split {
    grid-template-columns: 1fr;
    gap: 40px;
  }
}

/* Hero */
.hero {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 100px 24px 80px;
}

.hero__title {
  font-size: clamp(2.5rem, 8vw, 4rem);
  font-weight: 700;
  letter-spacing: -0.04em;
  line-height: 1.05;
  margin-bottom: 24px;
}

.hero__subtitle {
  font-size: 1.5rem;
  color: var(--color-text-secondary);
  max-width: 600px;
  margin: 0 auto 40px;
  letter-spacing: -0.015em;
}

.hero__actions {
  display: flex;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
}

/* Feature Row */
.feature-row {
  display: flex;
  gap: 24px;
  padding: 24px 0;
  border-bottom: 1px solid var(--color-border);
}

.feature-row:last-child {
  border-bottom: none;
}

.feature-row__content {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.feature-row__title {
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-text-primary);
}

.feature-row__desc {
  font-size: 0.95rem;
  color: var(--color-text-secondary);
  line-height: 1.6;
}

/* Timeline (About page) */
.timeline {
  display: flex;
  flex-direction: column;
  position: relative;
  padding-left: 40px;
}

.timeline::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 2px;
  background: var(--color-border);
}

.timeline__item {
  position: relative;
  padding: 24px 0;
}

.timeline__item::before {
  content: "";
  position: absolute;
  left: -44px;
  top: 30px;
  width: 10px;
  height: 10px;
  background: var(--color-accent);
  border-radius: 50%;
}

.timeline__year {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  color: var(--color-accent);
  margin-bottom: 8px;
}

.timeline__title {
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--color-text-primary);
  margin-bottom: 4px;
}

.timeline__company {
  font-size: 0.85rem;
  color: var(--color-text-secondary);
  margin-bottom: 12px;
}

.timeline__desc {
  font-size: 0.95rem;
  color: var(--color-text-secondary);
  line-height: 1.6;
}