/* Responsive Styles */

/* Large devices (desktops, less than 1200px) */
@media (max-width: 1199.98px) {
  .hero-text h1 {
    font-size: 2.5rem;
  }

  .hero-text h2 {
    font-size: 1.3rem;
  }

  .section-header h2 {
    font-size: 2.2rem;
  }
}

/* Medium devices (tablets, less than 992px) */
@media (max-width: 991.98px) {
  .hero-content {
    flex-direction: column-reverse;
    text-align: center;
  }

  .hero-btns {
    justify-content: center;
  }

  .social-icons {
    justify-content: center;
  }

  .hero-image {
    margin-bottom: 40px;
  }

  .hero-image img {
    max-width: 60%;
  }

  .about-text p {
    text-align: center;
  }

  .timeline::before {
    left: 31px;
  }

  .timeline-item {
    width: 100%;
    left: 0;
    padding-left: 70px;
    padding-right: 25px;
  }

  .timeline-item:nth-child(even) {
    left: 0;
  }

  .timeline-dot {
    left: 23px;
    right: auto;
  }

  .timeline-item:nth-child(even) .timeline-dot {
    left: 23px;
  }

  /* Sidebar mobile styles */
  .sidebar {
    transform: translateX(-100%);
    z-index: 1001;
  }

  .sidebar.active {
    transform: translateX(0);
  }

  .mobile-toggle {
    display: block;
    z-index: 1002;
  }

  .overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    z-index: 1000;
  }

  .overlay.active {
    display: block;
  }

  .main-content {
    margin-left: 0;
  }
}

/* Small devices (landscape phones, less than 768px) */
@media (max-width: 767.98px) {
  header .container {
    padding: 15px;
  }

  .nav-links {
    position: fixed;
    top: 70px;
    left: -100%;
    width: 100%;
    height: calc(100vh - 70px);
    background-color: var(--bg-color);
    flex-direction: column;
    align-items: center;
    padding: 40px 0;
    transition: var(--transition);
    z-index: 999;
  }

  .nav-links.active {
    left: 0;
  }

  .nav-links li {
    margin: 15px 0;
  }

  .hamburger {
    display: block;
  }

  .hamburger.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
  }

  .hamburger.active span:nth-child(2) {
    opacity: 0;
  }

  .hamburger.active span:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -6px);
  }

  .hero {
    padding-top: 100px;
  }

  .hero-text h1 {
    font-size: 2.2rem;
  }

  .hero-text h2 {
    font-size: 1.2rem;
  }

  .hero-text p {
    font-size: 1rem;
  }

  .section-header h2 {
    font-size: 2rem;
  }

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

  .footer-content {
    flex-direction: column;
    text-align: center;
  }

  .footer-links {
    margin-top: 15px;
    justify-content: center;
  }

  /* Mobile sidebar adjustments */
  .sidebar {
    width: 250px;
  }

  .mobile-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 10px 20px;
  }
}

/* Extra small devices (portrait phones, less than 576px) */
@media (max-width: 575.98px) {
  .hero-text h1 {
    font-size: 1.8rem;
  }

  .hero-text h2 {
    font-size: 1.1rem;
  }

  .hero-btns {
    flex-direction: column;
    gap: 15px;
  }

  .hero-btns .btn {
    width: 100%;
  }

  .personal-info {
    grid-template-columns: 1fr;
  }

  .skill-cards {
    grid-template-columns: repeat(2, 1fr);
  }

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

  .contact-content {
    gap: 30px;
  }

  .back-to-top {
    bottom: 20px;
    right: 20px;
    width: 40px;
    height: 40px;
  }

  /* Smaller sidebar for very small screens */
  .sidebar {
    width: 230px;
  }
}