/* Isolated site header — selectors limited to .rk-header / .rk-mobile-nav / .rk-menu-open */

@font-face {
  font-family: "RkHeaderMontserrat";
  src: url("../fonts/montserrat/montserrat_normal.woff2") format("woff2");
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: "RkHeaderMontserrat";
  src: url("../fonts/montserrat/montserrat_medium.woff2") format("woff2");
  font-weight: 500;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: "RkHeaderMontserrat";
  src: url("../fonts/montserrat/montserrat_bold.woff2") format("woff2");
  font-weight: 700;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: "RkHeaderMontserratFallback";
  src: local("Arial"), local("Helvetica Neue"), local("Helvetica");
  size-adjust: 107%;
  ascent-override: 92%;
  descent-override: 23%;
  line-gap-override: 0%;
}

@font-face {
  font-family: "RkHeaderInter";
  src: url("../fonts/inter/inter_bold.woff2") format("woff2");
  font-weight: 700;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: "RkHeaderInterFallback";
  src: local("Arial"), local("Helvetica Neue"), local("Helvetica");
  size-adjust: 107%;
}

.rk-header {
  --rk-purple: #7f3ff2;
  --rk-link: #006fdc;
  --rk-link-hover: #5b2bc7;
  --rk-text-dark: #111111;
  --rk-white: #fff;
  --rk-border: #e8e8ef;
  --rk-font-head: RkHeaderMontserrat, RkHeaderMontserratFallback, Arial, sans-serif;
  --rk-font-ui: RkHeaderInter, RkHeaderInterFallback, Arial, sans-serif;
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.96);
  border-bottom: 1px solid var(--rk-border);
  backdrop-filter: blur(8px);
  -webkit-font-smoothing: antialiased;
}

.rk-header,
.rk-header *,
.rk-header *::before,
.rk-header *::after {
  box-sizing: border-box;
}

.rk-header a {
  text-decoration: none;
}

.rk-header .rk-header__bar {
  display: grid;
  grid-template-columns: 17% 1fr 17%;
  align-items: center;
  gap: 20px;
  min-height: 61px;
  padding: 6px 10px;
  width: min(100%, 1400px);
  max-width: 100%;
  margin-inline: auto;
}

.rk-header .rk-logo img {
  width: 211px;
  height: 49px;
  max-width: 100%;
  object-fit: contain;
}

.rk-header .rk-nav {
  display: none;
  align-items: center;
  justify-content: center;
  gap: 5px;
  flex-wrap: wrap;
  min-width: auto;
}

.rk-header .rk-nav a {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  padding: 8px 4px;
  color: var(--rk-text-dark);
  font-family: var(--rk-font-head);
  font-size: 14px;
  font-weight: 500;
  line-height: 1.4;
  letter-spacing: normal;
  font-style: normal;
  font-synthesis: none;
  white-space: normal;
  flex-shrink: 1;
}

.rk-header .rk-nav a[aria-current="page"] {
  color: var(--rk-purple);
}

.rk-header .rk-nav a:hover {
  color: var(--rk-link-hover);
}

.rk-header .rk-nav a:focus-visible,
.rk-header .rk-burger:focus-visible,
.rk-header .rk-wa:focus-visible,
.rk-header .rk-header__phone:focus-visible {
  outline: 2px solid var(--rk-purple);
  outline-offset: 2px;
}

.rk-header .rk-header__contacts {
  display: none;
  align-items: center;
  justify-content: flex-end;
  gap: 10px;
}

.rk-header .rk-header__phone {
  font-family: var(--rk-font-ui);
  font-size: 13px;
  font-weight: 700;
  line-height: 1.4;
  letter-spacing: normal;
  color: var(--rk-link);
  white-space: nowrap;
  min-height: 44px;
  display: inline-flex;
  align-items: center;
}

.rk-header .rk-wa {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: 0;
  background: transparent;
  color: inherit;
  flex: 0 0 auto;
}

.rk-header .rk-wa img {
  display: block;
  width: 30px;
  height: 30px;
  object-fit: contain;
}

.rk-header .rk-burger {
  width: 45px;
  height: 45px;
  display: inline-flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
  border-radius: 8px;
  justify-self: end;
  grid-column: 2;
  padding: 0;
  border: 0;
  background: transparent;
  cursor: pointer;
}

.rk-header .rk-burger span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--rk-text-dark);
  transition: transform 0.2s ease, opacity 0.2s ease;
}

.rk-header .rk-burger[aria-expanded="true"] span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.rk-header .rk-burger[aria-expanded="true"] span:nth-child(2) {
  opacity: 0;
}

.rk-header .rk-burger[aria-expanded="true"] span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

.rk-header .rk-mobile-nav {
  display: none;
  border-top: 1px solid var(--rk-border);
  background: var(--rk-white);
  padding: 8px 0 16px;
  width: min(100%, 1400px);
  max-width: 100%;
  margin-inline: auto;
}

.rk-header .rk-mobile-nav.is-open {
  display: block;
}

.rk-header .rk-mobile-nav a {
  display: flex;
  align-items: center;
  min-height: 44px;
  padding: 10px 0;
  color: var(--rk-text-dark);
  font-family: var(--rk-font-head);
  font-weight: 500;
  border-bottom: 1px solid #f0f0f5;
}

.rk-header .rk-mobile-nav a[aria-current="page"] {
  color: var(--rk-purple);
}

.rk-header .rk-mobile-nav__contacts {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: center;
  margin-top: 14px;
}

body.rk-menu-open {
  overflow: hidden;
}

@media (min-width: 501px) and (max-width: 1099px) {
  .rk-header .rk-header__bar {
    grid-template-columns: 1fr 45px;
    gap: 12px;
    width: min(100%, 1400px);
    max-width: 100%;
  }

  .rk-header .rk-nav,
  .rk-header .rk-header__contacts {
    display: none;
  }

  .rk-header .rk-burger {
    display: inline-flex;
    grid-column: 2;
  }
}

@media (min-width: 1100px) {
  .rk-header .rk-burger {
    display: none;
  }

  .rk-header .rk-nav {
    display: flex;
    flex-wrap: nowrap;
  }

  .rk-header .rk-header__contacts {
    display: flex;
  }

  .rk-header .rk-mobile-nav {
    display: none !important;
  }

  .rk-header .rk-header__bar {
    grid-template-columns: 17% 1fr 17%;
  }
}

@media (min-width: 1440px) {
  .rk-header .rk-nav a {
    font-size: 15px;
  }
}

@media (max-width: 500px) {
  .rk-header .rk-header__bar {
    grid-template-columns: 1fr 45px;
    gap: 10px;
    width: 100%;
    padding: 15px;
  }

  .rk-header .rk-logo img {
    width: 160px;
    height: auto;
  }

  .rk-header .rk-nav,
  .rk-header .rk-header__contacts {
    display: none;
  }
}