.site-header {
  position: fixed;
  inset: 0 0 auto;
  z-index: 50;
  min-height: var(--header-height);
  background: rgba(255, 255, 255, .74);
  border-bottom: 1px solid rgba(19, 19, 19, .12);
  backdrop-filter: blur(28px);
}

.site-header.is-scrolled {
  background: rgba(255, 255, 255, .96);
}

.header-inner {
  min-height: var(--header-height);
  display: grid;
  grid-template-columns: auto 1fr auto auto;
  align-items: stretch;
  max-width: var(--container-wide);
  margin: 0 auto;
  padding-left: clamp(1rem, 3vw, 2.5rem);
}

.brand {
  display: flex;
  align-items: center;
  gap: .7rem;
  font-family: var(--font-impact);
  font-size: clamp(1.6rem, 2.7vw, 2.55rem);
  line-height: 1;
}

.brand-mark {
  width: .85rem;
  height: .85rem;
  background: var(--vm-gradient);
  border-radius: 50%;
}

.global-nav {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: clamp(.8rem, 1.8vw, 1.7rem);
  padding: 0 clamp(1rem, 2vw, 2rem);
  font-family: var(--font-en);
  font-size: .8rem;
  letter-spacing: .05em;
}

.header-cta,
.menu-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 9.2rem;
  padding: 0 1.1rem;
  border-left: 1px solid rgba(19, 19, 19, .12);
}

.header-cta {
  background: var(--color-dark);
  color: var(--color-on-dark);
  font-size: .78rem;
  transition: background var(--motion-normal) var(--ease-main);
}

.header-cta:hover {
  background: var(--color-accent-strong);
}

.menu-button {
  gap: .65rem;
  color: var(--color-text);
  background: transparent;
  border-top: 0;
  border-right: 0;
  border-bottom: 0;
}

.menu-lines {
  display: grid;
  gap: 5px;
}

.menu-lines span {
  width: 28px;
  height: 2px;
  background: var(--color-accent);
}

.mobile-panel {
  position: fixed;
  inset: var(--header-height) 0 auto;
  z-index: 45;
  display: none;
  background: var(--color-dark);
  color: var(--color-on-dark);
  padding: 2rem;
}

.mobile-panel.is-open {
  display: block;
}

.mobile-panel a {
  display: block;
  padding: .85rem 0;
  border-bottom: 1px solid rgba(255, 255, 255, .14);
}

main {
  overflow: hidden;
}

.container,
.container-wide {
  width: min(calc(100% - 2rem), var(--container));
  margin-inline: auto;
}

.container-wide {
  width: min(calc(100% - 2rem), var(--container-wide));
}

.section {
  padding: var(--space-section) 0;
}

.section-soft {
  background: var(--color-surface);
}

.section-warm {
  background: var(--vm-soft-2);
}

.section-dark {
  background: var(--color-dark);
  color: var(--color-on-dark);
}

.grid-2,
.grid-3,
.grid-4 {
  display: grid;
  gap: clamp(1rem, 2vw, 1.6rem);
}

.grid-2 {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.grid-3 {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.grid-4 {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.site-footer {
  background: var(--color-dark);
  color: var(--color-on-dark);
  padding: clamp(4rem, 8vw, 7rem) 0 2rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.2fr 2fr;
  gap: 3rem;
  border-bottom: 1px solid rgba(255, 255, 255, .16);
  padding-bottom: 3rem;
}

.footer-nav {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: .6rem 1rem;
}

.copyright {
  margin: 2rem 0 0;
  color: rgba(255, 255, 255, .62);
  font-size: .78rem;
}