/* ═══════════════════════════════════════════════════════════════
   F.Studio — шапка и основное меню
   ═══════════════════════════════════════════════════════════════ */

header {
  position: relative;
  z-index: 100;
}

.top-header {
  margin: clamp(20px, 3vw, 32px) 0;
  min-height: 64px;
}

.site-nav__list {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 4px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.site-nav__item {
  margin: 0;
  padding: 0;
}

.site-nav .site-nav__link.menu-item {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin: 0;
  padding: 10px 18px;
  font-family: "Montserrat", sans-serif;
  font-size: 14px;
  font-weight: 500;
  line-height: 1.25;
  letter-spacing: 0.01em;
  text-transform: none;
  text-decoration: none;
  color: #9ba8c4;
  white-space: nowrap;
  border-radius: 100px;
  border: 1px solid transparent;
  background: transparent;
  transition:
    color 0.22s ease,
    background 0.22s ease,
    border-color 0.22s ease,
    box-shadow 0.22s ease;
}

.site-nav .site-nav__link.menu-item:hover {
  color: #dee8ff;
  background: rgba(100, 144, 250, 0.1);
  border-color: rgba(100, 144, 250, 0.18);
}

.site-nav .site-nav__link.menu-item.is-active {
  color: #dee8ff;
  font-weight: 600;
  background: linear-gradient(135deg, rgba(100, 144, 250, 0.2), rgba(126, 70, 234, 0.12));
  border-color: rgba(100, 144, 250, 0.32);
  box-shadow: 0 0 24px rgba(100, 144, 250, 0.12);
}

.site-nav .site-nav__text {
  display: block;
}

/* Главная: меню поверх баннера */
.home header .site-nav .site-nav__link.menu-item {
  color: rgba(222, 232, 255, 0.72);
}

.home header .site-nav .site-nav__link.menu-item:hover,
.home header .site-nav .site-nav__link.menu-item.is-active {
  color: #fff;
}

/* Мобильное меню */
.mobile-menu .site-nav__list {
  flex-direction: column;
  align-items: stretch;
  gap: 8px;
  width: 100%;
  max-width: 320px;
  padding: 72px 24px 40px;
  box-sizing: border-box;
}

.mobile-menu .site-nav .site-nav__link.menu-item {
  justify-content: flex-start;
  width: 100%;
  padding: 16px 20px;
  font-size: 16px;
  border-radius: 14px;
}

@media screen and (max-width: 1600px) {
  .site-nav .site-nav__link.menu-item {
    padding: 9px 15px;
    font-size: 13px;
  }
}

@media screen and (max-width: 1200px) {
  .site-nav .site-nav__link.menu-item {
    padding: 8px 12px;
    font-size: 13px;
  }
}

@media screen and (max-width: 700px) {
  header .site-nav.top-menu {
    display: none;
  }
}

/* Панель Bitrix (режим правки) — шапка не под панелью */
body:has(#bx-panel) {
  --fs-bx-panel-h: 147px;
}

body.bx-panel-folded:has(#bx-panel) {
  --fs-bx-panel-h: 39px;
}

body.home:has(#bx-panel) header {
  top: var(--fs-bx-panel-h);
}

body:not(.home):has(#bx-panel) header {
  margin-top: var(--fs-bx-panel-h);
}

body:has(#bx-panel) .mobile-menu.active {
  padding-top: var(--fs-bx-panel-h);
  box-sizing: border-box;
}