.container {
  width: min(var(--container), calc(100% - 2rem));
  margin-inline: auto;
}

.section {
  padding: 6rem 0;
  position: relative;
}

.section-surface {
  background: linear-gradient(180deg, rgba(255,255,255,0.7), rgba(249,252,255,0.94));
  border-top: 1px solid rgba(28, 55, 94, 0.06);
  border-bottom: 1px solid rgba(28, 55, 94, 0.06);
}

.section-contrast {
  background: linear-gradient(180deg, rgba(232, 242, 255, 0.86), rgba(243, 248, 255, 0.95));
  border-top: 1px solid rgba(31, 79, 209, 0.08);
  border-bottom: 1px solid rgba(31, 79, 209, 0.08);
}

.section-heading {
  display: grid;
  gap: 0.9rem;
  margin-bottom: 2.4rem;
}

.section-heading.narrow {
  max-width: 760px;
}

.section-heading.left {
  margin-bottom: 1.6rem;
}

.section-kicker,
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  font-size: 0.82rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent);
}

.section-kicker::before,
.eyebrow::before {
  content: '';
  width: 36px;
  height: 1px;
  background: linear-gradient(90deg, var(--accent), transparent);
}

.section-heading h2,
.hero-copy h1 {
  margin: 0;
  line-height: 1.05;
  letter-spacing: -0.04em;
  color: var(--text);
}

.section-heading h2 {
  font-size: clamp(2rem, 4vw, 3.4rem);
  max-width: 14ch;
}

.site-footer {
  padding: 1.5rem 0 2.5rem;
  border-top: 1px solid rgba(28, 55, 94, 0.08);
  background: rgba(255,255,255,0.45);
}

.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  color: var(--text-muted);
  font-size: 0.95rem;
}

.copy-grid,
.card-grid,
.timeline-grid,
.project-grid,
.stack-grid,
.work-grid,
.chat-section,
.contact-panel,
.architecture-board {
  display: grid;
  gap: 1.5rem;
}

.copy-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.card-grid.four-col {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.card-grid.two-col {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.timeline-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.project-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.stack-grid {
  grid-template-columns: repeat(5, minmax(0, 1fr));
}

.work-grid {
  grid-template-columns: 1.1fr 1fr;
  align-items: start;
}

.chat-section {
  grid-template-columns: 0.94fr 1.06fr;
  align-items: start;
}

.contact-panel {
  grid-template-columns: 1fr 0.9fr;
  align-items: stretch;
}

.architecture-board {
  grid-template-columns: 1.4fr 0.75fr;
  align-items: start;
}

@media (max-width: 1100px) {
  .copy-grid,
  .card-grid.four-col,
  .card-grid.two-col,
  .timeline-grid,
  .project-grid,
  .stack-grid,
  .work-grid,
  .chat-section,
  .contact-panel,
  .architecture-board {
    grid-template-columns: 1fr 1fr;
  }

  .stack-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

  .project-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 760px) {
  .section {
    padding: 4.4rem 0;
  }

  .card-grid.four-col,
  .card-grid.two-col,
  .timeline-grid,
  .project-grid,
  .stack-grid,
  .work-grid,
  .chat-section,
  .contact-panel,
  .architecture-board {
    grid-template-columns: 1fr;
  }

  .footer-inner {
    flex-direction: column;
    align-items: flex-start;
  }
}