/* ==========================================================================
   RESPONSIVE OVERRIDES
   Breakpoints: 1280 / 1024 / 768 / 425 / 375 / 320
   ========================================================================== */

/* ---- Large desktop refinement ---- */
@media (min-width: 1441px) {
  :root {
    --container: 1320px;
  }
}

/* ---- 1024px: laptop / small desktop ---- */
@media (max-width: 1024px) {
  .hero-grid {
    grid-template-columns: 1fr;
  }

  .hero-visual {
    order: -1;
    max-width: 360px;
  }

  .about-layout,
  .ssirc-panel,
  .contact-layout {
    grid-template-columns: 1fr;
  }

  .hackclub-panel {
    grid-template-columns: 1fr;
  }

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

  .intro-item:nth-child(3) {
    border-left: none;
  }

  .intro-item:nth-child(odd) {
    border-left: none;
  }

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

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

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

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

  .gallery-grid {
    columns: 2;
  }
}

/* ---- 768px: tablet ---- */
@media (max-width: 768px) {
  .nav-links,
  .nav-cta .btn {
    display: none;
  }

  .nav-toggle {
    display: flex;
  }

  .nav-cta {
    gap: 0;
  }

  .mobile-menu {
    position: fixed;
    inset: 76px 0 0 0;
    background: rgba(10, 14, 20, 0.98);
    backdrop-filter: blur(10px);
    z-index: 99;
    padding: 2rem var(--gutter);
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
    transform: translateY(-8px);
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--dur-m) var(--ease), transform var(--dur-m) var(--ease);
  }

  .mobile-menu.is-open {
    opacity: 1;
    transform: translateY(0);
    pointer-events: auto;
  }

  .mobile-menu a {
    font-family: var(--font-display);
    font-size: 1.5rem;
    padding: 0.75rem 0;
    border-bottom: 1px solid var(--border);
    color: var(--text-muted);
  }

  .mobile-menu a[aria-current="page"] {
    color: var(--accent);
  }

  .mobile-menu .btn {
    margin-top: 1.5rem;
    align-self: flex-start;
  }

  .project-grid,
  .activity-grid,
  .event-grid {
    grid-template-columns: 1fr;
  }

  .role-list {
    grid-template-columns: 1fr;
  }

  .ssirc-heading {
    max-width: none;
  }

  .hackclub-panel {
    padding: clamp(1.5rem, 4vw, 2rem);
  }
}

/* ---- 425px and below: mobile ---- */
@media (max-width: 425px) {
  .intro-grid {
    grid-template-columns: 1fr;
  }

  .intro-item {
    border-left: none !important;
    border-top: 1px solid var(--border);
  }

  .intro-item:first-child {
    border-top: none;
  }

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

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

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

  .gallery-grid {
    columns: 1;
  }

  .hero-actions,
  .contact-actions {
    flex-direction: column;
    align-items: stretch;
  }

  .btn {
    justify-content: center;
  }

  .footer-top {
    flex-direction: column;
  }

  .footer-bottom {
    flex-direction: column-reverse;
    align-items: flex-start;
  }

  .section-head {
    align-items: flex-start;
  }

  .section-meta {
    text-align: left;
  }
}

/* ---- 375px ---- */
@media (max-width: 375px) {
  :root {
    --gutter: 1.1rem;
  }

  .hero-name {
    font-size: clamp(2rem, 9vw, 2.6rem);
  }
}

/* ---- 320px: smallest supported ---- */
@media (max-width: 320px) {
  .btn {
    padding: 0.8rem 1.1rem;
    font-size: 0.85rem;
  }

  .filter-bar {
    gap: 0.45rem;
  }

  .filter-btn {
    padding: 0.45rem 0.85rem;
    font-size: 0.78rem;
  }
}