/* css/responsive.css */

/* ---- Tablet (≤ 1100px) ---- */
@media (max-width: 1100px) {
  .projects-grid {
    grid-template-columns: 1fr 1fr;
  }
  .project-card.large,
  .project-card.medium,
  .project-card.wide,
  .project-card.tall {
    grid-column: span 1;
    min-height: 380px;
  }
  .services-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  #footer {
    grid-template-columns: 1fr 1fr;
    grid-template-rows: auto auto;
  }
  .footer-left  { grid-column: 1; grid-row: 1; }
  .footer-nav   { grid-column: 2; grid-row: 1; justify-self: end; }
  .footer-right { grid-column: 1 / -1; grid-row: 2; flex-direction: row; justify-content: space-between; align-items: center; border-top: 1px solid var(--border); padding-top: 24px; }
}

/* ---- Small tablet / Large mobile (≤ 900px) ---- */
@media (max-width: 900px) {
  :root { --section-pad: 80px 28px; }

  #navbar { padding: 0 28px; }
  #navbar.scrolled { height: 60px; }
  .nav-links { display: none; }
  .hamburger { display: flex; }

  #hero { padding: 0 28px; }
  .hero-stats { display: none; }
  .hero-scroll-hint { left: 28px; }

  .about-grid {
    grid-template-columns: 1fr;
    gap: 48px;
  }
  .about-visual { aspect-ratio: 3 / 2; max-height: 420px; }

  .contact-inner {
    grid-template-columns: 1fr;
    gap: 52px;
  }
  .form-row { grid-template-columns: 1fr; }

  #footer {
    padding: 36px 28px;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: 28px;
  }
  .footer-right { flex-direction: column; align-items: center; border-top: none; padding-top: 0; }
  .footer-nav { flex-wrap: wrap; justify-content: center; gap: 20px; }

  .modal-inner { padding: 72px 24px 60px; }
  .modal-close { top: 20px; right: 24px; }
  .modal-images { grid-template-columns: 1fr; }
}

/* ---- Mobile (≤ 640px) ---- */
@media (max-width: 640px) {
  .projects-grid { grid-template-columns: 1fr; }
  .project-card.large,
  .project-card.medium,
  .project-card.wide,
  .project-card.tall {
    min-height: 280px;
  }

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

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

  .hero-headline { font-size: clamp(2.6rem, 13vw, 4rem); }

  .section-title { font-size: clamp(1.8rem, 7vw, 2.8rem); }

  .hero-actions { flex-direction: column; align-items: flex-start; }
  .btn { width: 100%; justify-content: center; }
}