/* ============================================================
   Responsive
   ============================================================ */

/* Large desktops */
@media (min-width: 1440px) {
  :root {
    --container: 1160px;
    --fs-hero: 4rem;
  }
}

/* Tablets */
@media (max-width: 1024px) {
  :root {
    --container: 880px;
    --section-gap: var(--space-12);
  }

  .stack-list {
    gap: var(--space-2);
  }
}

/* Small tablets / large phones */
@media (max-width: 768px) {
  :root {
    --fs-hero: 2.5rem;
    --fs-xl: 1.75rem;
    --fs-2xl: 2rem;
  }

  .nav-toggle {
    display: grid;
  }

  .nav {
    position: fixed;
    inset: 0;
    top: var(--header-height);
    z-index: 60;
    flex-direction: column;
    align-items: flex-start;
    justify-content: flex-start;
    gap: var(--space-6);
    padding: var(--space-8) var(--container-pad);
    background: var(--bg);
    border-top: 1px solid var(--border);
    overflow-y: auto;
    transform: translateY(-8px);
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--transition), transform var(--transition);
  }

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

  .nav-links {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--space-2);
  }

  .nav-links a {
    font-size: var(--fs-lg);
  }

  .hero-profile {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--space-5);
  }

  .meta {
    flex-direction: column;
    gap: var(--space-5);
  }

  .projects-list {
    grid-template-columns: 1fr;
    gap: var(--space-8);
  }

  .project,
  .project:nth-child(even) {
    flex-direction: column;
    align-items: stretch;
    gap: var(--space-5);
  }

  .project > * {
    flex: 0 0 auto;
  }

  /* Dock on smaller screens: keep core nav, drop external links */
  .dock .dock-external {
    display: none;
  }

  .dock .dock-separator {
    display: none;
  }

  /* Tech drawer becomes a bottom sheet */
  .drawer {
    top: auto;
    left: 0;
    right: 0;
    bottom: 0;
    width: 100%;
    max-height: 80vh;
    border-left: none;
    border-top: 1px solid var(--border-strong);
    border-radius: var(--radius-lg) var(--radius-lg) 0 0;
    transform: translateY(100%);
  }
  .drawer.open {
    transform: translateY(0);
  }
}

/* Phones */
@media (max-width: 480px) {
  :root {
    --container-pad: 1.25rem;
    --fs-hero: 2.25rem;
    --section-gap: var(--space-10);
  }

  .logo-name {
    display: none;
  }

  .profile-avatar {
    width: 96px;
    height: 96px;
  }

  .stack-list {
    gap: var(--space-2);
  }

  .stack-item {
    padding: var(--space-1) var(--space-3);
    gap: var(--space-2);
  }

  .stack-item svg {
    width: 18px;
    height: 18px;
  }

  .stack-item-name {
    font-size: var(--fs-xs);
  }

  .footer-inner {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--space-2);
  }

  .dock {
    bottom: 16px;
    padding: var(--space-1);
    gap: var(--space-1);
  }

  .dock-item {
    width: 38px;
    height: 38px;
  }
}