/* ============================================
   RESPONSIVE.CSS — All Breakpoints
   Charles Anene — Portfolio
   ============================================ */

/* ----- Ultra-wide Screens (1600px+) ----- */
@media (min-width: 1600px) {
  .container {
    max-width: 1400px;
  }

  .hero-content {
    max-width: 900px;
  }

  .about-grid {
    gap: 80px;
  }

  .skills-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

/* ----- Large Laptops (1200px - 1599px) ----- */

@media (max-width: 1200px) {
  .services-grid {
    grid-template-columns: repeat(3, 1fr);
  }

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

/* ----- Tablets & Small Laptops (1024px - 1199px) ----- */
@media (max-width: 1024px) {
  .about-grid {
    grid-template-columns: 1fr;
    gap: 40px;
    text-align: center;
  }

  .about-image-wrapper {
    display: flex;
    justify-content: center;
  }

  .about-stats {
    max-width: 400px;
    margin: 32px auto 0;
  }

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

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

  .hero-content {
    text-align: center;
  }

  .hero-description {
    margin: 0 auto 32px;
  }

  .contact-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .contact-info {
    text-align: center;
  }

  .contact-item {
    justify-content: center;
  }

  .contact-socials {
    justify-content: center;
  }

  /* Projects */
  .projects-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
  }

  .project-body {
    padding: 20px;
  }
}

/* ----- Tablets (768px - 1023px) ----- */
@media (max-width: 768px) {
  :root {
    --nav-height: 64px;
  }

  .section {
    padding: 80px 0;
  }

  .container {
    padding: 0 20px;
  }

  /* Navbar */
  .nav-links {
    position: fixed;
    top: 0;
    right: -100%;
    width: 300px;
    height: 100vh;
    flex-direction: column;
    background: var(--bg-nav);
    backdrop-filter: blur(30px);
    -webkit-backdrop-filter: blur(30px);
    border-left: 1px solid var(--border-glass);
    padding: 80px 32px 32px;
    gap: 4px;
    transition: right 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    z-index: 1000;
  }

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

  .nav-links a {
    padding: 14px 20px;
    font-size: 1rem;
    width: 100%;
  }

  .nav-links a::after {
    display: none;
  }

  .theme-toggle {
    margin-left: auto;
    margin-right: 12px;
  }

  .hamburger {
    display: flex;
  }

  /* Hero */
  .hero h1 {
    font-size: clamp(2rem, 8vw, 3rem);
  }

  .hero-stats {
    flex-wrap: wrap;
    gap: 24px;
    justify-content: center;
  }

  .hero-stat {
    text-align: center;
  }

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

  /* Projects */
  .projects-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
  }

  .project-body {
    padding: 16px;
  }

  .project-name {
    font-size: 1.1rem;
  }

  .project-tag {
    font-size: 0.7rem;
    padding: 3px 10px;
  }

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

  /* Timeline */
  .timeline::before {
    left: 16px;
  }

  .timeline-item {
    padding-left: 44px;
  }

  .timeline-dot {
    left: 8px;
    width: 14px;
    height: 14px;
  }

  /* Footer */
  .footer .container {
    flex-direction: column;
    gap: 16px;
    text-align: center;
  }

  /* Section Header */
  .section-label::before,
  .section-label::after {
    width: 20px;
    margin: 0 8px;
  }

  /* Back to top */
  .back-to-top {
    bottom: 20px;
    right: 20px;
    width: 44px;
    height: 44px;
  }
}

/* ----- Mobile (480px - 767px) ----- */
@media (max-width: 640px) {
  .about-stats {
    grid-template-columns: 1fr 1fr;
  }

  .hero-buttons {
    flex-direction: column;
    align-items: stretch;
  }

  .hero-buttons .btn {
    justify-content: center;
  }

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

  .project-links {
    flex-direction: column;
  }

  .project-description {
    font-size: 0.85rem;
  }

  .testimonial-card {
    padding: 24px;
  }

  .back-to-top {
    bottom: 16px;
    right: 16px;
    width: 40px;
    height: 40px;
    font-size: 1rem;
  }
}

/* ----- Small Mobile (320px - 479px) ----- */
@media (max-width: 480px) {
  .section {
    padding: 60px 0;
  }

  .container {
    padding: 0 16px;
  }

  .glass-card {
    padding: 20px;
  }

  .about-stats {
    grid-template-columns: 1fr;
  }

  .hero-stats {
    flex-direction: column;
    gap: 16px;
    align-items: center;
  }

  .nav-links {
    width: 100%;
    right: -100%;
  }

  .skill-category {
    padding: 20px;
  }

  .project-body {
    padding: 14px;
  }

  .project-name {
    font-size: 1rem;
  }

  .project-description {
    font-size: 0.82rem;
    margin-bottom: 12px;
  }

  .project-tags {
    gap: 6px;
    margin-bottom: 14px;
  }

  .project-tag {
    font-size: 0.65rem;
    padding: 2px 8px;
  }

  .project-links .btn {
    font-size: 0.8rem;
    padding: 8px 16px;
  }

  .timeline-content {
    padding: 16px;
  }

  .service-card {
    padding: 28px 20px;
  }

  .contact-form {
    gap: 16px;
  }

  .form-group input,
  .form-group textarea {
    padding: 12px 14px;
  }

  .testimonial-card {
    padding: 20px;
  }

  .testimonial-text {
    font-size: 0.95rem;
  }
}

/* ----- Very Small Mobile (< 380px) ----- */
@media (max-width: 380px) {
  .project-image {
    aspect-ratio: 4/3;
  }

  .project-body {
    padding: 12px;
  }

  .project-name {
    font-size: 0.95rem;
  }

  .project-description {
    font-size: 0.78rem;
  }

  .project-tag {
    font-size: 0.6rem;
    padding: 2px 6px;
  }

  .project-links .btn {
    font-size: 0.75rem;
    padding: 6px 12px;
  }
}

/* ----- Reduced Motion ----- */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }

  .reveal,
  .reveal-fade-up,
  .reveal-fade-left,
  .reveal-fade-right,
  .reveal-scale,
  .timeline-item {
    opacity: 1;
    transform: none;
  }

  .stagger-children > * {
    opacity: 1;
    transform: none;
  }

  .skill-bar-fill {
    width: var(--skill-width) !important;
  }
}

/* ----- Height-based adjustments ----- */
@media (max-height: 600px) {
  .hero {
    min-height: 600px;
    padding: 100px 0 60px;
  }

  .scroll-indicator {
    display: none;
  }
}