/* ── Global Layout: Header, Footer, Main ── */

/* ═══════════ HEADER ═══════════ */
.site-header {
  position: sticky;
  top: 0;
  z-index: var(--z-header);
  background-color: var(--color-black);
  color: var(--color-white);
  height: var(--header-height);
  border-bottom: 1px solid var(--color-grey-800);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
  gap: var(--space-4);
}

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

.header-logo img,
.header-logo svg {
  height: 56px;
  width: auto;
}

/* Primary nav */
.header-nav {
  display: none; /* hidden on mobile */
  align-items: center;
  gap: var(--space-5);
  flex: 1;
  margin-left: var(--space-6);
}

.header-nav a {
  font-family: var(--font-display);
  font-size: var(--fs-sm);
  font-weight: var(--fw-medium);
  letter-spacing: var(--ls-wide);
  text-transform: uppercase;
  color: var(--color-white);
  position: relative;
}

.header-nav a::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: -6px;
  width: 0;
  height: 1px;
  background-color: var(--color-white);
  transition: width var(--transition-base);
}

.header-nav a:hover::after {
  width: 100%;
}

.header-nav a:hover {
  color: var(--color-white);
}

/* Header actions (search, bag, menu) */
.header-actions {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  flex-shrink: 0;
}

.header-actions button,
.header-actions a {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  color: var(--color-white);
  border-radius: var(--radius-full);
  transition: background-color var(--transition-fast);
  position: relative;
}

.header-actions button:hover,
.header-actions a:hover {
  background-color: var(--color-grey-800);
}

.header-actions svg {
  width: 20px;
  height: 20px;
}

/* Bag count badge */
.bag-count {
  position: absolute;
  top: 4px;
  right: 4px;
  min-width: 16px;
  height: 16px;
  padding: 0 4px;
  background-color: var(--color-white);
  color: var(--color-black);
  font-size: 10px;
  font-weight: var(--fw-bold);
  line-height: 16px;
  text-align: center;
  border-radius: var(--radius-full);
}

/* Mobile menu toggle */
.menu-toggle {
  display: flex;
}

/* Desktop breakpoint */
@media (min-width: 900px) {
  .header-nav {
    display: flex;
  }
  .menu-toggle {
    display: none;
  }
}

/* ═══════════ MOBILE DRAWER (hidden by default) ═══════════ */
.mobile-drawer {
  position: fixed;
  inset: 0;
  background-color: var(--color-black);
  color: var(--color-white);
  z-index: var(--z-drawer);
  transform: translateX(-100%);
  transition: transform var(--transition-base);
  padding: var(--space-6) var(--container-pad);
  display: flex;
  flex-direction: column;
  gap: var(--space-5);
}

.mobile-drawer.is-open {
  transform: translateX(0);
}

.mobile-drawer a {
  font-family: var(--font-display);
  font-size: var(--fs-xl);
  font-weight: var(--fw-medium);
  letter-spacing: var(--ls-tight);
  text-transform: uppercase;
  color: var(--color-white);
}

.drawer-close {
  align-self: flex-end;
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-white);
}

/* ═══════════ MAIN ═══════════ */
main {
  min-height: 60vh;
}

/* ═══════════ FOOTER ═══════════ */
.site-footer {
  background-color: var(--color-black);
  color: var(--color-white);
  padding-top: var(--space-8);
  margin-top: var(--space-8);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-6);
  padding-bottom: var(--space-7);
}

@media (min-width: 640px) {
  .footer-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 900px) {
  .footer-grid {
    grid-template-columns: 2fr 1fr 1fr 1fr;
  }
}

.footer-brand h3 {
  font-family: var(--font-display);
  font-size: var(--fs-lg);
  font-weight: var(--fw-bold);
  letter-spacing: var(--ls-wide);
  text-transform: uppercase;
  margin-bottom: var(--space-3);
  color: var(--color-white);
}

.footer-brand p {
  color: var(--color-grey-400);
  font-size: var(--fs-sm);
  max-width: 320px;
}

.footer-col h4 {
  font-family: var(--font-display);
  font-size: var(--fs-sm);
  font-weight: var(--fw-bold);
  letter-spacing: var(--ls-wider);
  text-transform: uppercase;
  color: var(--color-white);
  margin-bottom: var(--space-4);
}

.footer-col ul {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.footer-col a {
  font-size: var(--fs-sm);
  color: var(--color-grey-400);
  transition: color var(--transition-fast);
}

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

.footer-bottom {
  border-top: 1px solid var(--color-grey-800);
  padding-block: var(--space-4);
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  align-items: center;
  text-align: center;
}

@media (min-width: 640px) {
  .footer-bottom {
    flex-direction: row;
    justify-content: space-between;
    text-align: left;
  }
}

.footer-bottom p {
  font-size: var(--fs-xs);
  color: var(--color-grey-500);
  letter-spacing: var(--ls-wide);
  text-transform: uppercase;
}