/* ============================================================
   Шапка сайта: верхняя контактная строка + основное меню
   ============================================================ */

.site-head {
  background: var(--surface);
}

/* --- Верхняя строка --- */
.topline {
  border-bottom: 1px solid #e2eef6;
  background: #f3f9fd;
  font-size: 12px;
  color: var(--muted);
}

.topline__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  min-height: 36px;
}

.topline__left,
.topline__right {
  display: flex;
  align-items: center;
  gap: 20px;
  min-width: 0;
}

.topline__item {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  white-space: nowrap;
  transition: color var(--dur) var(--ease);
}

.topline__item svg {
  width: 13px;
  height: 13px;
  flex: none;
  color: var(--brand-700);
}

.topline__item:hover {
  color: var(--brand-700);
}

.topline__phone {
  font-weight: 600;
  color: var(--ink);
  font-variant-numeric: tabular-nums;
}

.topline__phone span {
  margin-left: 2px;
  font-size: 11px;
  font-weight: 400;
  color: var(--muted);
}

.topline__right {
  gap: 18px;
}

.topline__link {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  white-space: nowrap;
  transition: color var(--dur) var(--ease);
}

.topline__link svg {
  width: 14px;
  height: 14px;
  color: var(--brand-700);
}

.topline__link:hover {
  color: var(--brand-700);
}


/* --- Основное меню --- */
.navbar {
  position: sticky;
  top: 0;
  z-index: 80;
  border-bottom: 1px solid var(--line);
  background: var(--surface);
}

.navbar__inner {
  display: flex;
  align-items: center;
  gap: 18px;
  height: 80px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  flex: none;
  min-width: 0;
}

.brand__mark {
  width: 54px;
  height: 54px;
  flex: none;
  object-fit: contain;
}

.brand__text {
  display: flex;
  flex-direction: column;
  gap: 3px;
  min-width: 0;
}

.brand__name {
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 800;
  line-height: 1.05;
  letter-spacing: -0.02em;
  color: var(--ink);
  white-space: nowrap;
}

.brand__sub {
  max-width: 235px;
  font-size: 9.5px;
  font-weight: 400;
  line-height: 1.3;
  letter-spacing: 0.01em;
  color: var(--muted);
}

.menu {
  display: flex;
  align-items: center;
  gap: 0;
  margin-left: 4px;
}

.menu a {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  padding: 0 6px;
  border-radius: 8px;
  font-size: 13px;
  font-weight: 500;
  line-height: 1.2;
  white-space: nowrap;
  color: var(--ink-2);
  transition: color var(--dur) var(--ease),
    background-color var(--dur) var(--ease);
}

.menu a:hover {
  color: var(--brand-700);
  background: var(--sky);
}

.menu a.is-active {
  font-weight: 600;
  color: var(--brand-700);
  background: var(--sky);
}

.navbar__actions {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-left: auto;
}

.navbar__call {
  display: none;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border: 1px solid var(--line-2);
  border-radius: 10px;
  background: var(--surface);
  color: var(--brand-700);
}

.navbar__call svg {
  width: 20px;
  height: 20px;
}

.navbar__call:hover {
  border-color: var(--brand);
  background: var(--sky);
}

.burger {
  display: none;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border: 1px solid var(--line-2);
  border-radius: 10px;
  background: var(--surface);
  color: var(--ink);
}

.burger svg {
  width: 22px;
  height: 22px;
}

.burger .icon-close,
body.menu-open .burger .icon-menu {
  display: none;
}

body.menu-open .burger .icon-close {
  display: block;
}

/* --- Мобильная панель --- */
.mobile-panel {
  position: fixed;
  inset: 80px 0 0;
  z-index: 70;
  display: block;
  padding: 22px var(--gutter) 40px;
  overflow-y: auto;
  border-top: 1px solid var(--line);
  background: var(--surface);
  transform: translateY(-8px);
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--dur) var(--ease),
    transform var(--dur) var(--ease), visibility var(--dur) var(--ease);
}

body.menu-open .mobile-panel {
  transform: translateY(0);
  opacity: 1;
  visibility: visible;
}

.mobile-panel__nav {
  display: flex;
  flex-direction: column;
  border-bottom: 1px solid var(--line);
}

.mobile-panel__nav a {
  padding: 15px 0;
  border-top: 1px solid var(--line);
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 700;
  line-height: 1.3;
  letter-spacing: -0.01em;
  color: var(--ink);
}

.mobile-panel__nav a:first-child {
  border-top: 0;
}

.mobile-panel__nav a.is-active {
  color: var(--brand-700);
}

.mobile-panel__phone {
  display: flex;
  flex-direction: column;
  gap: 2px;
  margin-top: 22px;
}

.mobile-panel__phone span {
  font-size: 10px;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
}

.mobile-panel__phone a {
  font-family: var(--font-display);
  font-size: 24px;
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--ink);
  font-variant-numeric: tabular-nums;
}

.mobile-panel__mail {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  margin-top: 8px;
  font-size: 14px;
  color: var(--muted);
}

.mobile-panel__mail svg {
  width: 15px;
  height: 15px;
  color: var(--brand-700);
}

.mobile-panel .btn {
  width: 100%;
  margin-top: 18px;
}

.mobile-panel__legal {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 18px;
  margin-top: 22px;
  font-size: 12px;
  color: var(--muted);
}

.mobile-panel__legal a:hover {
  color: var(--brand-700);
}

/* --- Адаптив шапки --- */
@media (max-width: 1280px) {
  .brand__sub {
    display: none;
  }

  .menu a {
    padding: 0 5px;
    font-size: 12.5px;
  }

  .navbar__inner {
    gap: 14px;
  }
}

@media (max-width: 1160px) {
  .navbar__actions .btn--primary {
    display: none;
  }
}

@media (max-width: 1120px) {
  .menu {
    display: none;
  }

  .burger,
  .navbar__call {
    display: inline-flex;
  }

  .navbar__inner {
    height: 76px;
  }

  .mobile-panel {
    inset: 76px 0 0;
  }

  .brand__mark {
    width: 50px;
    height: 50px;
  }

  .brand__name {
    font-size: 19px;
  }
}

@media (max-width: 1024px) {
  .topline {
    display: none;
  }

  section[id] {
    scroll-margin-top: 88px;
  }
}

@media (max-width: 640px) {
  .brand__mark {
    width: 42px;
    height: 42px;
  }

  .brand__name {
    font-size: 17px;
  }

  .brand__sub {
    display: none;
  }

  .navbar__inner {
    height: 68px;
    gap: 10px;
  }

  .mobile-panel {
    inset: 68px 0 0;
  }

  section[id] {
    scroll-margin-top: 80px;
  }
}