/* ==========================================================================
   Layout — header, footer, grid, containers, section wrappers.
   ========================================================================== */

/* ---- Site header ---- */
.site-header {
  position: sticky;
  top: 0;
  z-index: var(--z-header);
  background: rgba(255, 255, 255, 0.8);
  backdrop-filter: saturate(180%) blur(18px);
  -webkit-backdrop-filter: saturate(180%) blur(18px);
  border-bottom: 1px solid rgba(216, 216, 216, 0.55);
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-xl);
  padding-block: var(--space-md);
}

.site-header__logo {
  display: flex;
  align-items: center;
  flex-shrink: 0;
}

.site-header__logo img {
  height: 26px;
  width: auto;
}

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

.site-nav__list {
  display: flex;
  gap: 34px;
  align-items: center;
}

.site-nav__list a {
  font-size: 14px;
  opacity: 0.8;
}

.site-nav__list a:hover,
.site-nav__list a:focus-visible {
  opacity: 1;
}

.site-header__toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 40px;
  height: 40px;
}

.site-header__toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--jet-black);
  transition: transform var(--transition-base), opacity var(--transition-base);
}

.site-header__toggle[aria-expanded="true"] span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.site-header__toggle[aria-expanded="true"] span:nth-child(2) {
  opacity: 0;
}

.site-header__toggle[aria-expanded="true"] span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* ---- Site footer ---- */
.site-footer {
  background: #0c0c0c;
  color: var(--text-on-dark);
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.site-footer__inner {
  padding-block: var(--space-4xl) var(--space-xl);
}

.site-footer__grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1.3fr;
  gap: var(--space-xl);
  padding-bottom: var(--space-4xl);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.site-footer__brand {
  display: flex;
  flex-direction: column;
  gap: var(--space-lg);
  max-width: 320px;
}

.site-footer__brand img {
  height: 26px;
  width: auto;
  align-self: flex-start;
}

.site-footer__minimal img {
  height: 30px;
  width: auto;
}

.site-footer__slogan {
  margin: 0;
  font-family: var(--font-editorial);
  font-size: 22px;
  font-style: italic;
  font-weight: 500;
  color: var(--pure-white);
}

.site-footer__slogan--large {
  font-size: 24px;
}

.site-footer__social {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 14px;
  color: var(--text-on-dark-muted);
}

.site-footer__social:hover {
  color: var(--pure-white);
}

.site-footer__col {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.site-footer__col a {
  font-size: 14px;
  color: var(--text-on-dark-muted);
}

.site-footer__col a:hover {
  color: var(--pure-white);
}

.site-footer__heading {
  font-size: 12px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--accent);
}

.site-footer__branch {
  display: flex;
  flex-direction: column;
  gap: 5px;
}

.site-footer__branch-name {
  font-size: 14px;
  font-weight: 600;
  color: var(--pure-white);
}

.site-footer__branch span {
  font-size: 14px;
  color: var(--text-on-dark-muted);
  line-height: 1.5;
}

.site-footer__branch a {
  font-size: 14px;
  color: var(--text-on-dark-muted);
}

.site-footer__branch a:hover {
  color: var(--pure-white);
}

.site-footer__map {
  width: 100%;
  height: 120px;
  border: 0;
  border-radius: var(--radius-sm);
  filter: grayscale(0.3);
}

.site-footer__minimal {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: var(--space-lg);
  padding-bottom: var(--space-3xl);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.site-footer__bottom {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-lg);
  padding-top: var(--space-lg);
  flex-wrap: wrap;
  font-size: 13px;
  color: rgba(255, 255, 255, 0.4);
}

/* ---- Generic grids ---- */
.grid {
  display: grid;
  gap: var(--space-lg);
}

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

.grid--3 {
  grid-template-columns: repeat(3, 1fr);
}

.split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-3xl);
  align-items: center;
}