/* ============================================================
   NW Agentic — Shared Partials (Nav + Footer)
   nwagentic.ai
   ============================================================
   Styles for the canonical nav and footer rendered from
   shared/nav.html and shared/footer.html via scripts/sync-shared.js.

   Depends on: tokens.css, base.css.
   ============================================================ */

@layer components {

  /* ─────────────────────────────────────────────────────────
     NAV
     ───────────────────────────────────────────────────────── */
  .nwa-nav {
    position: fixed;
    inset: 0 0 auto 0;
    z-index: var(--z-nav);
    padding-block: 1.25rem;
    transition:
      background var(--t),
      box-shadow var(--t),
      padding var(--t),
      backdrop-filter var(--t);
  }

  /* Default state — translucent over the dark hero */
  .nwa-nav__inner {
    display: flex;
    align-items: center;
    gap: var(--space-8);
  }

  .nwa-nav__logo {
    display: inline-flex;
    align-items: center;
    margin-right: auto;
    flex-shrink: 0;
  }
  .nwa-nav__logo-image {
    height: 32px;
    width: auto;
  }
  .nwa-nav__logo-image--on-light { display: none; }

  .nwa-nav__links {
    display: flex;
    gap: var(--space-8);
    align-items: center;
  }
  .nwa-nav__links a {
    color: rgba(255, 255, 255, 0.78);
    font-size: 0.93rem;
    font-weight: var(--fw-medium);
    transition: color var(--t);
  }
  .nwa-nav__links a:hover { color: var(--text-on-dark); }

  .nwa-nav__cta {
    display: flex;
    align-items: center;
    gap: var(--space-4);
    flex-shrink: 0;
  }
  .nwa-nav__signin {
    color: rgba(255, 255, 255, 0.78);
    font-size: 0.93rem;
    font-weight: var(--fw-medium);
    transition: color var(--t);
  }
  .nwa-nav__signin:hover { color: var(--text-on-dark); }

  /* Solid state — when scrolled past 80px, or on light pages
     that toggle .scrolled at mount time */
  .nwa-nav.scrolled {
    background: rgba(255, 255, 255, 0.92);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    box-shadow: 0 1px 0 var(--border);
    padding-block: 0.85rem;
  }
  .nwa-nav.scrolled .nwa-nav__logo-image--on-dark { display: none; }
  .nwa-nav.scrolled .nwa-nav__logo-image--on-light { display: block; }
  .nwa-nav.scrolled .nwa-nav__links a,
  .nwa-nav.scrolled .nwa-nav__signin {
    color: var(--text-secondary);
  }
  .nwa-nav.scrolled .nwa-nav__links a:hover,
  .nwa-nav.scrolled .nwa-nav__signin:hover {
    color: var(--text-primary);
  }

  /* Mobile toggle */
  .nwa-nav__toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    padding: 8px;
    margin-left: var(--space-4);
  }
  .nwa-nav__toggle span {
    display: block;
    width: 22px;
    height: 2px;
    background: var(--text-on-dark);
    border-radius: 2px;
    transition: transform var(--t-fast), opacity var(--t-fast), background var(--t);
  }
  .nwa-nav.scrolled .nwa-nav__toggle span { background: var(--text-primary); }
  .nwa-nav__toggle[aria-expanded="true"] span:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
  }
  .nwa-nav__toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
  .nwa-nav__toggle[aria-expanded="true"] span:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
  }

  /* Mobile layout — slide-down sheet */
  @media (max-width: 1023px) {
    .nwa-nav__toggle { display: inline-flex; }
    .nwa-nav__links {
      position: fixed;
      inset: 72px 0 0 0;
      padding: var(--space-12) var(--container-pad-x);
      background: var(--navy);
      flex-direction: column;
      align-items: flex-start;
      gap: var(--space-6);
      transform: translateY(-110%);
      transition: transform 0.3s cubic-bezier(0.22, 1, 0.36, 1);
    }
    .nwa-nav__links.open { transform: translateY(0); }
    .nwa-nav__links a { font-size: 1.25rem; color: var(--text-on-dark); }
    .nwa-nav__cta .nwa-nav__signin { display: none; }
    .nwa-nav.scrolled .nwa-nav__links {
      background: var(--bg);
      border-top: 1px solid var(--border);
    }
    .nwa-nav.scrolled .nwa-nav__links a { color: var(--text-primary); }
  }


  /* ─────────────────────────────────────────────────────────
     FOOTER
     ───────────────────────────────────────────────────────── */
  .nwa-footer {
    background: var(--navy-deep);
    color: var(--text-on-dark);
    padding-block: var(--space-16) var(--space-8);
    margin-top: var(--space-24);
  }

  .nwa-footer__grid {
    display: grid;
    grid-template-columns: 1.4fr repeat(4, 1fr);
    gap: var(--space-8);
    padding-block-end: var(--space-12);
    border-block-end: 1px solid var(--border-on-dark);
  }
  @media (max-width: 1023px) {
    .nwa-footer__grid { grid-template-columns: 1fr 1fr; }
    .nwa-footer__brand { grid-column: 1 / -1; margin-bottom: var(--space-4); }
  }
  @media (max-width: 539px) {
    .nwa-footer__grid { grid-template-columns: 1fr; }
  }

  .nwa-footer__brand img {
    height: 32px; width: auto;
    margin-block-end: var(--space-4);
  }
  .nwa-footer__tagline {
    color: var(--text-on-dark-soft);
    font-size: var(--fs-body-sm);
    max-width: 28ch;
  }

  .nwa-footer__heading {
    font-size: var(--fs-eyebrow);
    font-weight: var(--fw-semibold);
    letter-spacing: var(--tr-eyebrow);
    text-transform: uppercase;
    color: var(--text-on-dark);
    margin-block-end: var(--space-4);
  }
  .nwa-footer__col ul { display: flex; flex-direction: column; gap: var(--space-3); }
  .nwa-footer__col a {
    color: var(--text-on-dark-soft);
    font-size: var(--fs-body-sm);
    transition: color var(--t);
    display: inline-flex;
    align-items: center;
  }
  .nwa-footer__col a:hover { color: var(--text-on-dark); }
  .nwa-footer__col .tier-chip { margin-right: 0.5rem; }

  .nwa-footer__deep {
    color: var(--blue-bright) !important;
    font-weight: var(--fw-medium);
    margin-top: var(--space-2);
  }

  .nwa-footer__bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--space-4);
    padding-block-start: var(--space-6);
    color: var(--text-on-dark-soft);
    font-size: var(--fs-body-sm);
  }
  .nwa-footer__copy { color: var(--text-on-dark-soft); }
  .nwa-footer__meta { color: var(--text-tertiary); }

}