/* ==========================================
              Media Queries
=========================================== */

/* Desktop / Tablet Landscape */
@media (max-width: 1200px) {
  html { font-size: 14px; }
  .hero-container { gap: 2rem; }
}

/* Tablet Portrait */
@media (max-width: 991px) {
  html { font-size: 13px; }
  
  section { padding: 2.5rem 5% 2rem; }

  .hero-container {
    flex-direction: column;
    align-items: flex-start;
  }

  .hero-sidebar {
    max-width: 100%;
    padding-left: 0;
  }

  .sidebar-divider {
    display: none;
  }

  .mission-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .project-featured {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .project-featured.reverse {
    direction: ltr;
  }
}

/* Large Mobile */
@media (max-width: 768px) {
  .logo { font-size: 1.2rem; }

  #menu-icon {
    display: block;
    font-size: 2rem;
    cursor: pointer;
  }

  .navbar {
    position: absolute;
    top: 100%;
    left: 0;
    width: 100%;
    padding: 2rem 5%;
    background: rgba(10, 12, 16, 0.95);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--grid-color);
    display: flex;
    flex-direction: column;
    gap: 2rem;
    transform: translateY(-10px);
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
  }

  .navbar.active {
    transform: translateY(0);
    opacity: 1;
    visibility: visible;
  }

  .navbar a {
    margin-left: 0;
    font-size: 1.5rem;
  }
 
  .project-item { 
    grid-template-columns: 1fr; 
    gap: 1.5rem;
  }
  
  .item-meta {
    flex-direction: column;
    align-items: flex-start;
    gap: 1.5rem;
  }
  
  .item-tags {
    justify-content: flex-start;
  }

  .contact-footer {
    flex-direction: column;
    align-items: center;
    gap: 2rem;
  }

  /* Hide large project imagery on mobile for cleaner layout */
  .project-visual {
    display: none;
  }

  .demo-iframe {
    height: min(56vh, 520px);
  }
}

/* Small Mobile */
@media (max-width: 480px) {
  html { font-size: 12px; }

  .hero-actions {
    flex-direction: row;
    flex-wrap: wrap;
    gap: 1rem;
    justify-content: center;
  }

  .btn-modern {
    text-align: center;
    width: 160px;
    padding: 0.9rem 1.8rem;
  }

  .marquee-content {
    font-size: 3rem;
  }

  .timeline::before,
  .timeline-item::after {
    left: 0;
    display: none; 
  }
  
  .timeline {
    padding-left: 0;
  }

  .timeline-item {
    flex-direction: column;
    padding-bottom: 3rem;
  }
  
  .mission-container {
    flex-direction: column;
  }
  
  .mission-sidebar {
    flex: none;
    margin-bottom: 2rem;
  }

  .demo-iframe {
    height: min(52vh, 460px);
  }

  /* Remove forced full-screen height on contact */
  .contact {
    min-height: auto;
  }
}