/* ============================================
   Site chrome: header, footer, banners
   ============================================ */

.research-banner {
  background: var(--ink);
  color: var(--cream);
  text-align: center;
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.02em;
  padding: var(--space-2) var(--space-4);
}

.research-banner strong {
  color: var(--amber);
}

header.site-header {
  background: var(--cream);
  border-bottom: 2px solid var(--line);
  position: sticky;
  top: 0;
  z-index: 100;
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-4) var(--space-5);
  max-width: var(--max-width);
  margin: 0 auto;
}

.brand {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.brand img {
  height: 48px;
  width: 48px;
  object-fit: contain;
}

.brand-name {
  font-family: var(--font-display);
  font-size: 22px;
  font-weight: 700;
  color: var(--ink);
}

nav.main-nav {
  display: flex;
  align-items: center;
  gap: var(--space-6);
}

nav.main-nav a {
  font-size: 15px;
  font-weight: 600;
  color: var(--ink-soft);
  transition: color 0.15s ease;
  position: relative;
}

nav.main-nav a:hover,
nav.main-nav a.active {
  color: var(--coral-dark);
}

nav.main-nav a.active::after {
  content: '';
  position: absolute;
  bottom: -18px;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--coral);
  border-radius: var(--radius-full);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: var(--space-4);
}

.cart-link {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  background: var(--ink);
  color: var(--cream);
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-full);
  font-weight: 600;
  font-size: 14px;
}

.cart-count {
  background: var(--coral);
  color: var(--white);
  border-radius: 50%;
  width: 20px;
  height: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 12px;
  font-weight: 700;
}

.nav-toggle {
  display: none;
  background: none;
  border: none;
  font-size: 28px;
  color: var(--ink);
}

@media (max-width: 880px) {
  nav.main-nav {
    position: fixed;
    top: 0;
    right: -280px;
    width: 260px;
    height: 100vh;
    background: var(--white);
    flex-direction: column;
    align-items: flex-start;
    padding: var(--space-8) var(--space-5);
    gap: var(--space-5);
    transition: right 0.25s ease;
    box-shadow: -4px 0 24px rgba(0,0,0,0.1);
  }
  nav.main-nav.open {
    right: 0;
  }
  nav.main-nav a.active::after {
    display: none;
  }
  .nav-toggle {
    display: block;
  }
}

/* Footer */
footer.site-footer {
  background: var(--ink);
  color: var(--cream);
  margin-top: var(--space-9);
}

.footer-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: var(--space-8) var(--space-5) var(--space-6);
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: var(--space-7);
}

.footer-brand {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  margin-bottom: var(--space-3);
}

.footer-brand img {
  height: 36px;
  width: 36px;
}

.footer-brand span {
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 700;
  color: var(--white);
}

.footer-col h4 {
  font-family: var(--font-body);
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--coral-light);
  margin-bottom: var(--space-4);
}

.footer-col a, .footer-col p {
  display: block;
  font-size: 14px;
  color: #C9C2BC;
  margin-bottom: var(--space-3);
  line-height: 1.6;
}

.footer-col a:hover {
  color: var(--white);
}

.footer-legal {
  border-top: 1px solid #46403B;
  padding: var(--space-5);
  text-align: center;
  font-size: 12px;
  color: #8A8278;
  line-height: 1.7;
  max-width: var(--max-width);
  margin: 0 auto;
}

.footer-legal .legal-wrap {
  max-width: 760px;
  margin: 0 auto;
}

@media (max-width: 800px) {
  .footer-inner {
    grid-template-columns: 1fr 1fr;
  }
}
@media (max-width: 520px) {
  .footer-inner {
    grid-template-columns: 1fr;
  }
}