/* RESET */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
img { max-width: 100%; height: auto; display: block; }

/* Container */
.container { width: 90%; max-width: 1200px; margin: 0 auto; }

/* Typography */
body { font-family: 'Inter', sans-serif; color: var(--text); line-height: 1.6; }
h1 { font-size: clamp(2rem, 8vw, 3.5rem); font-weight: 800; }
h2 { font-size: clamp(1.5rem, 6vw, 2.5rem); }

/* Sections spacing */
section { padding: 4rem 0; }

/* Grid utility */
.grid { display: grid; gap: 2rem; }

/* Mobile first: single column */
.services-grid, .portfolio-grid, .pricing-grid, .steps { grid-template-columns: 1fr; }

/* Tablet */
@media (min-width: 768px) {
  .services-grid, .portfolio-grid { grid-template-columns: repeat(2, 1fr); }
  .about-flex { display: flex; align-items: center; gap: 2rem; }
  .footer-grid { grid-template-columns: repeat(3, 1fr); }
}

/* Desktop */
@media (min-width: 1024px) {
  .services-grid { grid-template-columns: repeat(3, 1fr); }
  .portfolio-grid { grid-template-columns: repeat(3, 1fr); }
  .pricing-grid { grid-template-columns: repeat(3, 1fr); }
}

/* Navbar responsive */
.hamburger { display: block; } /* mobile */
@media (min-width: 768px) {
  .hamburger { display: none; }
  .main-nav ul { display: flex; }
}