/* ==========================================================================
   Quinn Portfolio — Responsive Breakpoints
   ========================================================================== */

/* Tablet */
@media (max-width: 900px) {
  /* Revert the desktop-only fixed/overlay-hero header back to its
     original in-flow sticky behavior — the header pushes hero/page-header
     content down as normal here, rather than floating over it, and never
     slides away (.is-hidden is neutralized below). */
  header {
    position: sticky;
    left: auto;
    width: auto;
  }

  .site-nav.is-hidden {
    transform: none;
  }

  .container {
    padding-left: 1rem;
    padding-right: 1rem;
  }

  :root {
    --section-pad: 5rem;
  }

  .hero-grid,
  .about-grid,
  .work-intro,
  .page-header-grid,
  .bio-grid,
  .contact-grid {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }

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

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

  .focus-item {
    border-right: none;
    padding-right: 0;
  }

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

  .work-intro {
    align-items: start;
  }

  .hero-visual {
    order: -1;
    max-width: 420px;
    margin-left: 0;
    margin-right: 0;
  }

  .brand-row {
    gap: 2rem;
  }
}

/* Mobile */
@media (max-width: 600px) {
  :root {
    --section-pad: 3.5rem;
  }

  /* Per feedback: the mobile header's resting (top-of-page) size was too
     big — matches the already-shrunk .is-compact size instead, so it
     doesn't visibly grow when you scroll back to the top. */
  .site-nav {
    padding: 1.75rem 0;
  }

  .nav-inner {
    flex-direction: row;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
  }

  .nav-toggle {
    display: flex;
  }

  /* Off-canvas glass drawer, not an in-flow accordion — slides in from
     the right over a dimming .nav-scrim. Positioned/sized here (not in
     the base rule) since .nav-collapse's desktop default is
     `display: contents` and never opens at all above 600px. Bold, dark
     off-black glass (not the header bar's lighter pearl tint) — content
     still shows faintly through the blur, just moodier. */
  .nav-collapse {
    position: fixed;
    top: 0;
    right: 0;
    display: flex;
    align-items: flex-start;
    width: min(78vw, 320px);
    height: 100vh;
    padding: 6.5rem 2rem 2rem;
    background: rgba(27, 23, 28, 0.84);
    backdrop-filter: blur(22px) saturate(160%);
    -webkit-backdrop-filter: blur(22px) saturate(160%);
    box-shadow: -24px 0 60px -20px rgba(8, 6, 9, 0.4);
    transform: translateX(100%);
    transition: transform 0.4s var(--ease-out-expo);
    z-index: 60;
    overflow: hidden;
  }

  .nav-collapse.open {
    transform: translateX(0);
  }

  .nav-collapse ul {
    position: relative;
    flex-direction: column;
    gap: 1.5rem;
  }

  /* Keep the toggle clickable/visible above the drawer at all times —
     it's the close control once .nav-collapse is open, in addition to
     the scrim and Escape. */
  .nav-toggle {
    z-index: 65;
  }

  .hero-actions {
    flex-direction: column;
    align-items: flex-start;
    gap: 1.25rem;
  }

  .work-grid {
    grid-template-columns: 1fr;
    grid-auto-rows: minmax(220px, auto);
  }

  .work-panel--large,
  .work-panel--a,
  .work-panel--b {
    grid-column: span 1;
    grid-row: span 1;
  }

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

  .portfolio-item--wide {
    grid-column: span 1;
    aspect-ratio: 3 / 4;
  }

  .brand-index-row {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.5rem;
  }

  .brand-gallery-grid {
    grid-template-columns: 1fr;
  }

  .brand-row {
    flex-direction: column;
    gap: 1.5rem;
  }

  .work-cta,
  .brand-strip .work-cta {
    text-align: left;
  }

  .cta-close {
    text-align: left;
  }

  .cta-close p {
    margin: 0 0 2rem;
  }
}