.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  background:
    linear-gradient(90deg, rgba(7, 17, 31, 0.96), rgba(13, 38, 68, 0.92)),
    rgba(7, 17, 31, 0.96);
  border-bottom: 1px solid rgba(143, 212, 255, 0.18);
  box-shadow: 0 12px 34px rgba(5, 11, 20, 0.22);
  backdrop-filter: blur(16px);
}

.navbar {
  min-height: var(--header-height);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.navbar__brand {
  display: inline-flex;
  align-items: center;
  flex: 0 0 auto;
}

.navbar__logo {
  width: 142px;
  height: 54px;
  object-fit: contain;
  object-position: center;
}

.navbar__menu {
  display: flex;
  align-items: center;
  gap: 20px;
}

.navbar__links {
  display: flex;
  align-items: center;
  gap: 4px;
}

.navbar__link {
  display: inline-flex;
  align-items: center;
  min-height: 42px;
  padding: 0 14px;
  border-radius: var(--radius-sm);
  color: rgba(255, 255, 255, 0.78);
  font-size: 0.95rem;
  font-weight: 600;
  transition:
    background-color var(--transition),
    color var(--transition);
}

.navbar__link:hover,
.navbar__link:focus-visible {
  background: rgba(255, 255, 255, 0.1);
  color: #ffffff;
}

.navbar__toggle {
  display: none;
}

.hero {
  position: relative;
  min-height: calc(100svh - var(--header-height) - 44px);
  display: grid;
  align-items: center;
  overflow: hidden;
  padding: 58px 0 44px;
  background: #07111f;
}

.hero__media {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, rgba(7, 17, 31, 0.94) 0%, rgba(7, 17, 31, 0.74) 38%, rgba(7, 17, 31, 0.18) 100%),
    url("../assets/images/hero-rei-labs.png") center / cover no-repeat;
  background-attachment: fixed;
  will-change: transform;
}

.hero__content {
  position: relative;
  z-index: 1;
  max-width: 720px;
  margin-inline: max(16px, calc((100vw - var(--container)) / 2)) auto;
}

.hero h1,
.hero p {
  color: #ffffff;
}

.hero h1 {
  max-width: 760px;
}

.hero__content > p:not(.eyebrow) {
  max-width: 640px;
  color: rgba(255, 255, 255, 0.78);
  font-size: 1.15rem;
}

.hero .eyebrow {
  color: #8fd4ff;
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 30px;
}

.hero__metrics {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  max-width: 620px;
  margin-top: 28px;
}

.hero__metrics div {
  padding: 12px 14px;
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.08);
  backdrop-filter: blur(10px);
}

.hero__metrics dt {
  color: #ffffff;
  font-size: 1.35rem;
  font-weight: 800;
}

.hero__metrics dd {
  color: rgba(255, 255, 255, 0.72);
  font-size: 0.88rem;
}

.split-layout,
.proof__layout,
.contact__layout {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
  gap: 56px;
  align-items: start;
}

.services,
.contact {
  background: var(--color-bg-soft);
}

.section-heading {
  max-width: 720px;
  margin-bottom: 38px;
}

.service-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.value-grid {
  display: grid;
  gap: 14px;
  margin-top: 28px;
}

.proof {
  background: #ffffff;
}

.contact__intro {
  position: sticky;
  top: calc(var(--header-height) + 24px);
}

.site-footer {
  padding: 54px 0 28px;
  background: #07111f;
  color: #ffffff;
}

.site-footer__layout {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 40px;
  align-items: start;
}

.site-footer__logo {
  width: 180px;
  height: 120px;
  object-fit: contain;
  object-position: center;
  margin-bottom: 18px;
}

.site-footer p,
.site-footer small {
  color: rgba(255, 255, 255, 0.68);
}

.site-footer__links {
  display: grid;
  gap: 10px;
  color: rgba(255, 255, 255, 0.78);
  font-weight: 600;
}

.site-footer__links a:hover,
.site-footer__links a:focus-visible,
.site-footer__links button:hover,
.site-footer__links button:focus-visible {
  color: #ffffff;
}

.site-footer__links button {
  width: fit-content;
  padding: 0;
  background: transparent;
  color: inherit;
  cursor: pointer;
  font: inherit;
  font-weight: 600;
  text-align: left;
}

.site-footer__bottom {
  display: flex;
  justify-content: space-between;
  gap: 24px;
  margin-top: 42px;
  padding-top: 22px;
  border-top: 1px solid rgba(255, 255, 255, 0.14);
}