.page-shell {
  width: min(calc(100% - 32px), 1380px);
  margin: 16px auto;
}

.hero,
.section,
.footer {
  backdrop-filter: blur(18px);
}

.hero {
  padding: 28px clamp(20px, 4vw, 52px) 72px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-xl);
  background:
    linear-gradient(135deg, rgba(16, 27, 39, 0.86), rgba(9, 15, 23, 0.96)),
    linear-gradient(180deg, rgba(133, 201, 187, 0.06), transparent);
  box-shadow: var(--shadow);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  margin-bottom: 48px;
}

.brand {
  display: inline-flex;
  flex-direction: column;
  gap: 2px;
}

.brand-mark {
  font-size: 1.1rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.brand-sub {
  color: var(--muted);
  font-size: 0.82rem;
}

.nav-links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.hero-grid,
.two-column,
.focus-layout,
.contact-grid {
  display: grid;
  gap: 24px;
}

.project-highlight-grid,
.project-hero-grid,
.project-info-grid,
.comparison-fallback,
.project-gallery-grid {
  display: grid;
  gap: 24px;
}

.hero-grid {
  grid-template-columns: minmax(0, 1.35fr) minmax(300px, 0.9fr);
  align-items: start;
}

.section {
  margin-top: 18px;
  padding: 72px clamp(20px, 4vw, 52px);
  border-radius: var(--radius-xl);
  border: 1px solid rgba(255, 255, 255, 0.08);
  background: linear-gradient(180deg, rgba(16, 27, 39, 0.82), rgba(9, 15, 23, 0.94));
  box-shadow: var(--shadow);
}

.section-heading {
  max-width: 760px;
  margin-bottom: 30px;
}

.two-column,
.focus-layout,
.contact-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.capability-grid,
.stack-grid,
.quick-answer-grid {
  display: grid;
  gap: 18px;
}

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

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

.quick-answer-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin-top: 36px;
}

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

.comparison-fallback {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  margin-top: 18px;
}

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

.project-gallery-grid .wide {
  grid-column: 1 / -1;
}

.footer {
  margin: 18px 0 24px;
  padding: 24px 28px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  color: var(--muted);
  border-radius: 22px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  background: rgba(12, 20, 30, 0.85);
  box-shadow: var(--shadow);
}

@media (max-width: 1080px) {
  .hero-grid,
  .two-column,
  .focus-layout,
  .contact-grid,
  .capability-grid,
  .stack-grid,
  .quick-answer-grid,
  .project-highlight-grid,
  .project-hero-grid,
  .project-info-grid,
  .comparison-fallback,
  .project-gallery-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 900px) {
  .page-shell {
    width: min(calc(100% - 24px), 1380px);
  }

  .hero {
    padding-bottom: 40px;
  }

  .nav {
    gap: 18px;
    margin-bottom: 32px;
  }

  .nav-links {
    width: 100%;
  }
}

@media (max-width: 760px) {
  .page-shell {
    width: min(calc(100% - 20px), 1380px);
    margin: 10px auto;
  }

  .hero,
  .section {
    padding-left: 18px;
    padding-right: 18px;
  }

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

  .nav-links {
    width: 100%;
    gap: 8px;
  }

  .nav-links a {
    flex: 1 1 calc(50% - 8px);
    text-align: center;
  }

  .footer {
    padding: 20px 18px;
  }
}

@media (max-width: 520px) {
  .hero,
  .section {
    border-radius: 24px;
  }

  .nav-shell {
    padding: 16px;
  }

  .nav-links a {
    flex-basis: 100%;
  }
}