.header {
  position: sticky;
  top: 0;
  z-index: 50;
  border-bottom: 1px solid var(--c-glass-line);
  background: var(--c-glass);
  -webkit-backdrop-filter: blur(18px) saturate(160%);
  backdrop-filter: blur(18px) saturate(160%);
  transition: background-color 0.3s, box-shadow 0.3s;
}

.header.is-scrolled {
  background: var(--c-glass-strong);
  box-shadow: 0 10px 30px -18px rgba(10, 14, 50, 0.7);
}

.header__inner {
  display: flex;
  align-items: center;
  gap: var(--sp-5);
  height: var(--header-h);
}

.header__logo img {
  width: 92px;
}

.nav {
  display: flex;
  gap: var(--sp-5);
  margin-left: auto;
}

.nav a {
  font-size: var(--fs-sm);
  font-weight: 600;
  color: var(--c-on-brand-muted);
  text-decoration: none;
}

.nav a:hover {
  color: var(--c-on-brand);
}

.header__cta {
  min-height: 42px;
  padding-inline: var(--sp-5);
  font-size: var(--fs-sm);
}

.burger {
  display: none;
  width: 44px;
  height: 44px;
  margin-left: auto;
  border: 0;
  border-radius: var(--radius-sm);
  background: transparent;
  color: var(--c-on-brand);
  cursor: pointer;
}

.hero {
  position: relative;
  display: flex;
  align-items: center;
  min-height: max(640px, min(100vh, 56vw));
  margin-top: calc(-1 * var(--header-h));
  padding-block: calc(var(--header-h) + var(--sp-7)) var(--sp-7);
  overflow: hidden;
  background: var(--c-brand-deep) url("../img/hero/hero-1.webp?v=3") 60% 55% / cover no-repeat;
  color: var(--c-on-brand);
}

.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, rgba(35, 43, 115, 0.55) 0%, transparent 55%);
}

.hero__inner {
  position: relative;
  z-index: 1;
}

.hero__text {
  max-width: 560px;
}

.hero__title {
  font-size: var(--fs-hero);
  color: var(--c-on-brand);
}

.hero__title em {
  font-style: normal;
  color: var(--c-sky);
}

.hero__lead {
  max-width: 34rem;
  margin-top: var(--sp-5);
  font-size: var(--fs-lg);
  color: var(--c-on-brand-muted);
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--sp-3);
  margin-top: var(--sp-6);
}

.hero__facts {
  display: flex;
  flex-wrap: wrap;
  gap: var(--sp-5);
  margin: var(--sp-7) 0 0;
  padding: 0;
  list-style: none;
}

.hero__facts strong {
  display: block;
  font: 800 var(--fs-xl) / 1 var(--font-head);
}

.hero__facts span {
  font-size: var(--fs-sm);
  color: var(--c-on-brand-muted);
}

@media (max-width: 960px) {
  .nav,
  .header__cta {
    display: none;
  }

  .burger {
    display: inline-grid;
    place-items: center;
  }

  .nav.is-open {
    position: absolute;
    top: var(--header-h);
    left: 0;
    right: 0;
    display: grid;
    gap: var(--sp-4);
    padding: var(--sp-5) var(--sp-4) var(--sp-6);
    border-bottom: 1px solid var(--c-glass-line);
    background: var(--c-glass-strong);
    -webkit-backdrop-filter: blur(18px) saturate(160%);
    backdrop-filter: blur(18px) saturate(160%);
  }

  .hero {
    display: block;
    min-height: 0;
    padding: calc(113vw - var(--sp-6) + var(--header-h)) 0 var(--sp-7);
    background-size: 200% auto;
    background-position: 92% var(--header-h);
  }

  .hero::before {
    background: linear-gradient(0deg, var(--c-brand-deep) 0%, var(--c-brand-deep) calc(100% - 113vw - var(--header-h) + 2 * var(--sp-6)), transparent calc(100% - 113vw - var(--header-h) + 6 * var(--sp-6)));
  }
}

@media (max-width: 560px) {
  .hero__actions {
    display: grid;
    grid-template-columns: 1fr;
  }

  .hero__facts {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--sp-3);
    margin-top: var(--sp-6);
  }

  .hero__facts strong {
    font-size: var(--fs-lg);
  }

  .hero__facts span {
    font-size: var(--fs-xs);
    line-height: 1.35;
  }
}