/* ============================================================
   JS ARCHITECTS — Navbar & Footer
   nav.css
   ============================================================ */

/* ── Navbar ──────────────────────────────────────────────── */
.navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  height: var(--nav-height);
  display: flex;
  align-items: center;
  padding: 0 var(--space-sm);
  transition: background-color var(--transition-base),
              box-shadow var(--transition-base),
              padding var(--transition-base);
}

.navbar--transparent {
  background-color: transparent;
}

.navbar--solid {
  background-color: var(--color-charcoal);
  box-shadow: 0 1px 0 rgba(255,255,255,0.06);
}

.navbar__inner {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

/* Logo */
.navbar__logo {
  display: flex;
  align-items: center;
  flex-shrink: 0;
}

.navbar__logo img {
  height: 120px;
  width: auto;
  display: block;
  transition: opacity var(--transition-fast);
}

.navbar__logo:hover img { opacity: 0.8; }

/* Nav Links */
.navbar__links {
  display: flex;
  align-items: center;
  gap: var(--space-md);
}

.navbar__link {
  font-family: var(--font-body);
  font-size: var(--text-xs);
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.85);
  position: relative;
  padding-bottom: 3px;
  transition: color var(--transition-fast);
}

.navbar__link::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0;
  width: 0; height: 1px;
  background-color: var(--color-brass);
  transition: width var(--transition-base);
}

.navbar__link:hover,
.navbar__link.active {
  color: var(--color-white);
}

.navbar__link:hover::after,
.navbar__link.active::after {
  width: 100%;
}

/* Hamburger */
.navbar__hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 36px;
  height: 36px;
  padding: 4px;
  background: none;
  border: none;
  cursor: pointer;
}

.navbar__hamburger span {
  display: block;
  height: 1px;
  background-color: var(--color-white);
  transition: all var(--transition-base);
  transform-origin: center;
}

.navbar__hamburger span:nth-child(1) { width: 26px; }
.navbar__hamburger span:nth-child(2) { width: 18px; }
.navbar__hamburger span:nth-child(3) { width: 26px; }

.navbar__hamburger.open span:nth-child(1) {
  width: 24px;
  transform: translateY(6px) rotate(45deg);
}
.navbar__hamburger.open span:nth-child(2) {
  opacity: 0;
  transform: scaleX(0);
}
.navbar__hamburger.open span:nth-child(3) {
  width: 24px;
  transform: translateY(-6px) rotate(-45deg);
}

/* Mobile Drawer */
.navbar__mobile-menu {
  position: fixed;
  top: var(--nav-height);
  left: 0; right: 0;
  background-color: var(--color-charcoal);
  border-top: 1px solid rgba(255,255,255,0.08);
  display: flex;
  flex-direction: column;
  padding: var(--space-md);
  gap: var(--space-sm);
  transform: translateY(-100%);
  opacity: 0;
  pointer-events: none;
  transition: transform var(--transition-base), opacity var(--transition-base);
  z-index: 999;
}

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

.navbar__mobile-link {
  font-family: var(--font-display);
  font-size: 1.6rem;
  font-weight: 300;
  color: rgba(255,255,255,0.85);
  letter-spacing: 0.05em;
  padding: var(--space-xs) 0;
  border-bottom: 1px solid rgba(255,255,255,0.06);
  transition: color var(--transition-fast), padding-left var(--transition-fast);
}

.navbar__mobile-link:hover {
  color: var(--color-brass);
  padding-left: 0.5rem;
}

/* ── Footer ──────────────────────────────────────────────── */
.footer {
  background-color: var(--color-charcoal);
  color: rgba(255,255,255,0.75);
  padding: var(--space-xl) 0 0;
}

.footer__grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1.5fr 1fr;
  gap: var(--space-lg);
  padding-bottom: var(--space-lg);
  border-bottom: 1px solid rgba(255,255,255,0.08);
}

/* Col 1 — Brand */
.footer__brand-logo {
  height: 44px;
  width: auto;
  margin-bottom: var(--space-sm);
}

.footer__tagline {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-style: italic;
  color: rgba(255,255,255,0.5);
  margin-bottom: var(--space-sm);
}

.footer__desc {
  font-size: var(--text-sm);
  color: rgba(255,255,255,0.45);
  line-height: 1.8;
  max-width: 280px;
}

/* Col headings */
.footer__col-title {
  font-family: var(--font-body);
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--color-white);
  margin-bottom: var(--space-md);
  padding-bottom: var(--space-xs);
  border-bottom: 1px solid var(--color-brass);
  display: inline-block;
}

/* Col 2 — Quick Links */
.footer__links {
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

.footer__link {
  font-size: var(--text-sm);
  color: rgba(255,255,255,0.55);
  transition: color var(--transition-fast), padding-left var(--transition-fast);
}

.footer__link:hover {
  color: var(--color-brass);
  padding-left: 4px;
}

/* Col 3 — Contact */
.footer__contact-item {
  display: flex;
  align-items: flex-start;
  gap: 0.6rem;
  margin-bottom: 0.8rem;
  font-size: var(--text-sm);
  color: rgba(255,255,255,0.55);
}

.footer__contact-item i {
  color: var(--color-brass);
  font-size: 1rem;
  margin-top: 2px;
  flex-shrink: 0;
}

/* Col 4 — Social */
.footer__social {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.footer__social-link {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-size: var(--text-sm);
  color: rgba(255,255,255,0.55);
  transition: color var(--transition-fast);
}

.footer__social-link i {
  font-size: 1.1rem;
  width: 20px;
}

.footer__social-link:hover { color: var(--color-brass); }

/* Bottom Bar */
.footer__bottom {
  padding: var(--space-md) 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.footer__copy {
  font-size: var(--text-xs);
  color: rgba(255,255,255,0.3);
  letter-spacing: 0.05em;
}

.footer__bottom-links {
  display: flex;
  gap: var(--space-md);
}

.footer__bottom-link {
  font-size: var(--text-xs);
  color: rgba(255,255,255,0.3);
  transition: color var(--transition-fast);
}

.footer__bottom-link:hover { color: var(--color-brass); }

/* ── Responsive ──────────────────────────────────────────── */
@media (max-width: 1024px) {
  .footer__grid {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-md);
  }
}

@media (max-width: 768px) {
  .navbar__links { display: none; }
  .navbar__hamburger { display: flex; }

  .footer__grid {
    grid-template-columns: 1fr;
    gap: var(--space-md);
  }

  .footer__bottom {
    flex-direction: column;
    gap: var(--space-sm);
    text-align: center;
  }

  .footer__bottom-links { justify-content: center; }
}