/* ============================================================
   responsive.css - Mobile-first Media Queries
   ============================================================ */

/* ---------- TABLET: max 768px ---------- */
@media (max-width: 768px) {

  /* Navbar */
  .navbar {
    top: 12px;
    width: 95%;
  }

  .navbar-inner {
    padding: 10px 20px;
  }

  .nav-links {
    display: none;
  }

  .hamburger {
    display: flex;
  }

  /* Nav mobile */
  .nav-mobile.open {
    display: flex;
  }

  /* Typography */
  h1 { font-size: 2.2rem; }
  h2 { font-size: 1.8rem; }

  /* Section */
  .section {
    padding: 64px 16px;
  }

  .page-hero {
    padding: 100px 16px 48px;
  }

  /* Hero */
  .hero {
    min-height: auto;
    padding: 100px 16px 48px;
  }

  .hero-content h1 {
    font-size: 2.4rem;
  }

  .hero-content .subtitle {
    font-size: 1rem;
  }

  .hero-content .description {
    font-size: 0.9rem;
    max-width: 100%;
  }

  .hero-terminal {
    margin-top: 40px;
  }

  .terminal-body {
    font-size: 0.72rem;
    padding: 16px 18px;
  }

  /* Tech ticker */
  .tech-ticker-track {
    gap: 28px;
  }

  /* Grids */
  .grid-2,
  .grid-3 {
    grid-template-columns: 1fr;
  }

  /* About */
  .about-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .about-image-wrapper {
    max-width: 280px;
    margin: 0 auto;
  }

  .stats-row {
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
  }

  .stat-card .stat-number {
    font-size: 1.8rem;
  }

  /* Timeline */
  .timeline {
    padding-left: 32px;
  }

  .timeline-dot {
    left: -40px;
  }

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

  /* Experience */
  .exp-timeline {
    padding-left: 36px;
  }

  .exp-dot {
    left: -44px;
  }

  .exp-role {
    font-size: 1.2rem;
  }

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

  .project-card .project-image {
    height: 180px;
  }

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

  /* Blog */
  .blog-grid {
    grid-template-columns: 1fr;
  }

  /* Contact */
  .contact-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .contact-form {
    padding: 24px;
  }

  /* Footer */
  .footer-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 32px;
  }

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

  /* Button group */
  .btn-group {
    justify-content: center;
  }

  .btn {
    padding: 12px 24px;
    font-size: 0.88rem;
  }
}

/* ---------- MOBILE: max 480px ---------- */
@media (max-width: 480px) {

  .navbar-inner {
    padding: 8px 16px;
  }

  .nav-logo {
    font-size: 1.1rem;
  }

  /* Hero */
  .hero {
    padding: 90px 12px 40px;
  }

  .hero-content h1 {
    font-size: 2rem;
  }

  .hero-content .subtitle {
    font-size: 0.9rem;
  }

  .hero-terminal {
    display: none;
  }

  /* Tech ticker */
  .tech-ticker {
    padding: 24px 0;
  }

  .tech-ticker-item {
    font-size: 0.72rem;
    padding: 4px 10px;
  }

  /* Buttons */
  .btn {
    padding: 10px 20px;
    font-size: 0.82rem;
  }

  .btn-group {
    flex-direction: column;
    align-items: center;
    gap: 12px;
  }

  /* About */
  .about-image-placeholder {
    font-size: 3rem;
  }

  .stats-row {
    grid-template-columns: 1fr;
    gap: 12px;
  }

  .stat-card {
    padding: 20px 12px;
  }

  .stat-card .stat-number {
    font-size: 1.6rem;
  }

  /* Timeline */
  .exp-timeline {
    padding-left: 28px;
  }

  .exp-dot {
    left: -36px;
    width: 14px;
    height: 14px;
  }

  .exp-item {
    margin-bottom: 36px;
  }

  .exp-role {
    font-size: 1.1rem;
  }

  .project-card .project-image {
    height: 150px;
  }

  .project-body {
    padding: 16px;
  }

  .blog-card .blog-image {
    height: 140px;
  }

  .blog-body {
    padding: 16px;
  }

  /* Contact form */
  .contact-form {
    padding: 20px;
  }

  .form-group input,
  .form-group textarea {
    padding: 12px 14px;
    font-size: 0.88rem;
  }

  /* Footer */
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 24px;
    text-align: center;
  }

  .footer-links ul {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 12px;
  }

  .footer-links ul li {
    margin-bottom: 0;
  }

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

  /* Section spacing */
  .section-header {
    margin-bottom: 36px;
  }

  .section {
    padding: 48px 12px;
  }

  .page-hero {
    padding: 80px 12px 36px;
  }

  /* Section header */
  .section-header h2 {
    font-size: 1.5rem;
  }

  /* Hide hero mesh dots on very small screens */
  .hero-mesh::before,
  .hero-mesh::after {
    opacity: 0.4;
  }
}