header.top {
  position: fixed;
  inset: 0 0 auto;
  z-index: 100;
  transition: background 0.3s, border-color 0.3s;
  border-bottom: 1px solid var(--line);
  background: rgba(5, 5, 5, 0.8);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
}
header .wrap {
  display: flex;
  align-items: center;
  gap: 14px;
  height: 76px;
  max-width: 1440px;
}
.logo {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-right: auto;
  color: var(--ink);
  text-decoration: none;
}
.logo img {
  width: 46px;
  height: 46px;
}
.logo span {
  font: 900 italic 19px/1 var(--head);
  letter-spacing: -0.02em;
  text-transform: uppercase;
}
.links {
  display: flex;
  align-items: center;
  gap: 26px;
}
.links a {
  color: var(--muted);
  font-size: 15px;
  font-weight: 600;
  text-decoration: none;
}
.links a:hover {
  color: var(--ink);
}
.btn.primary {
  display: flex;
  align-items: center;
  min-height: 44px;
  padding: 12px 20px;
  border-radius: 999px;
  background: var(--lime);
  color: #090909;
  font: 800 15px/1.2 var(--head);
  text-decoration: none;
  white-space: nowrap;
}
.lang > button {
  display: flex;
  align-items: center;
  gap: 8px;
  height: 44px;
  padding: 0 12px;
  border: 1px solid #333;
  border-radius: 999px;
  background: rgba(5, 5, 5, 0.35);
  color: var(--ink);
  cursor: pointer;
  font: 700 14px var(--body);
}
.lang ul {
  position: absolute;
  top: 52px;
  right: 0;
  min-width: 190px;
  margin: 0;
  padding: 8px;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: #0d0d0d;
  box-shadow: 0 30px 60px -20px #000;
  list-style: none;
  opacity: 0;
  transform: translateY(-6px);
  visibility: hidden;
  transition: opacity 0.2s, transform 0.2s, visibility 0.2s;
}
.lang.open ul {
  opacity: 1;
  transform: none;
  visibility: visible;
}
.lang li a {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 12px;
  border-radius: 10px;
  color: var(--ink);
  font-size: 15px;
  text-decoration: none;
}
.lang li a:hover,
.lang li a[aria-current] {
  background: #1a1a1a;
}
.lang li a[aria-current] {
  color: var(--lime);
}
.flag-en {
  background:
    linear-gradient(35deg, transparent 42%, #fff 42% 48%, #c8102e 48% 53%, #fff 53% 59%, transparent 59%),
    linear-gradient(-35deg, transparent 42%, #fff 42% 48%, #c8102e 48% 53%, #fff 53% 59%, transparent 59%),
    linear-gradient(90deg, transparent 40%, #fff 40% 60%, transparent 60%),
    linear-gradient(transparent 35%, #fff 35% 65%, transparent 65%),
    linear-gradient(90deg, transparent 45%, #c8102e 45% 55%, transparent 55%),
    linear-gradient(transparent 42%, #c8102e 42% 58%, transparent 58%),
    #012169;
}
.menu-btn {
  display: none;
}
.menu-btn i {
  display: block;
  width: 16px;
  height: 2px;
  background: var(--ink);
  transition: transform 0.3s;
}
.menu-btn[aria-expanded="true"] i:first-child {
  transform: translateY(3.5px) rotate(45deg);
}
.menu-btn[aria-expanded="true"] i:last-child {
  transform: translateY(-3.5px) rotate(-45deg);
}
.top.open .links {
  position: absolute;
  inset: 100% 0 auto;
  display: flex;
  flex-direction: column;
  align-items: stretch;
  gap: 0;
  padding: 8px 24px 16px;
  border-bottom: 1px solid var(--line);
  background: rgba(5, 5, 5, 0.97);
}
.top.open .links a {
  padding: 13px 0;
  border-bottom: 1px solid var(--line);
  color: var(--ink);
  font-size: 18px;
}
main {
  padding-top: 110px;
}
@media (max-width: 1100px) {
  .menu-btn {
    display: grid;
    place-content: center;
    order: -1;
    gap: 5px;
    width: 40px;
    height: 40px;
    border: 1px solid var(--line);
    border-radius: 12px;
    background: none;
    cursor: pointer;
  }
  .links {
    display: none;
  }
}
@media (max-width: 760px) {
  header .wrap {
    position: relative;
    height: 64px;
    justify-content: center;
  }
  .top .logo {
    position: absolute;
    top: 50%;
    left: 50%;
    margin: 0;
    transform: translate(-50%, -50%);
  }
  .logo span {
    display: none;
  }
  .logo img {
    width: 42px;
    height: 42px;
  }
  .menu-btn {
    position: absolute;
    z-index: 2;
    top: 50%;
    left: 18px;
    transform: translateY(-50%);
  }
  .lang {
    position: absolute;
    top: 50%;
    left: calc(50% + 32px);
    margin: 0;
    transform: translateY(-50%);
  }
  .lang > button {
    height: 40px;
    padding: 0 10px;
  }
  header .btn.primary {
    display: none;
  }
  main {
    padding-top: 92px;
  }
}