/* Header */

.site-header {
  position: fixed;
  inset: 0 0 auto;
  z-index: 50;
  min-height: var(--header-height);
  transition:
    background 0.25s ease,
    box-shadow 0.25s ease,
    backdrop-filter 0.25s ease;
}

.site-header.is-scrolled,
body.nav-open .site-header {
  background: rgba(255, 255, 255, 0.78);
  backdrop-filter: blur(20px);
  box-shadow: 0 10px 36px rgba(76, 50, 134, 0.08);
}

.header-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: var(--header-height);
  gap: 24px;
}

.brand {
  position: relative;
  z-index: 55;
  display: inline-flex;
  align-items: center;
  flex: 0 0 auto;
}

.brand-logo {
  width: auto;
  height: 65px;
  object-fit: contain;
}

.main-nav {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 24px;
  padding: 11px 22px;
  border: 1px solid var(--border-light);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.42);
  backdrop-filter: blur(18px);
  box-shadow: 0 10px 36px rgba(76, 50, 134, 0.06);
}

.main-nav > a,
.nav-dropdown__label {
  position: relative;
  font-size: 0.91rem;
  font-weight: 700;
  color: rgba(32, 26, 45, 0.76);
  transition: color 0.2s ease;
}

.main-nav > a::after,
.nav-dropdown__label::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -7px;
  width: 0;
  height: 2px;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--color-primary), var(--color-blue));
  transition: width 0.2s ease;
}

.main-nav > a:hover,
.nav-dropdown.is-open .nav-dropdown__label,
.nav-dropdown__trigger:hover .nav-dropdown__label {
  color: var(--color-primary-dark);
}

.main-nav > a:hover::after,
.nav-dropdown.is-open .nav-dropdown__label::after,
.nav-dropdown__trigger:hover .nav-dropdown__label::after {
  width: 100%;
}

.nav-mobile-cta {
  display: none;
}

.nav-dropdown {
  position: relative;
}

.nav-dropdown__trigger {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.nav-dropdown__label {
  cursor: default;
  user-select: none;
}

.nav-dropdown__toggle,
.nav-service-group__toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex: 0 0 auto;
  border-radius: 999px;
  color: var(--color-primary-dark);
  background: rgba(159, 122, 234, 0.1);
  transition:
    background 0.2s ease,
    transform 0.2s ease,
    color 0.2s ease;
}

.nav-dropdown__toggle {
  width: 26px;
  height: 26px;
}

.nav-dropdown__toggle svg,
.nav-service-group__toggle svg,
.nav-dropdown__all svg {
  width: 16px;
  height: 16px;
  fill: none;
  stroke: currentColor;
  stroke-width: 2.4;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.nav-dropdown__toggle:hover,
.nav-service-group__toggle:hover {
  background: rgba(159, 122, 234, 0.18);
  color: var(--color-primary-dark);
}

.nav-dropdown.is-open .nav-dropdown__toggle svg,
.nav-service-group.is-open .nav-service-group__toggle svg {
  transform: rotate(180deg);
}

.nav-dropdown__toggle svg,
.nav-service-group__toggle svg {
  transition: transform 0.2s ease;
}

.nav-dropdown__panel {
  position: absolute;
  top: calc(100% + 18px);
  left: 50%;
  width: min(820px, calc(100vw - 40px));
  max-height: min(72vh, 680px);
  overflow: auto;
  padding: 10px;
  border: 1px solid rgba(91, 60, 164, 0.12);
  border-radius: 28px;
  background: rgba(255, 255, 255, 0.92);
  box-shadow: 0 28px 80px rgba(57, 38, 96, 0.16);
  backdrop-filter: blur(24px);
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transform: translate(-50%, 10px);
  transition:
    opacity 0.2s ease,
    visibility 0.2s ease,
    transform 0.2s ease;
}

.nav-dropdown.is-open .nav-dropdown__panel {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
  transform: translate(-50%, 0);
}

.nav-dropdown__panel-inner {
  padding: 18px;
}

.nav-dropdown__head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 16px;
  padding-bottom: 14px;
  border-bottom: 1px solid rgba(91, 60, 164, 0.1);
}

.nav-dropdown__head strong {
  color: #23172f;
  font-family: var(--font-title);
  font-size: 1.6rem;
  line-height: 1;
  letter-spacing: -0.04em;
}

.nav-dropdown__head span {
  color: var(--color-muted);
  font-size: 0.86rem;
  font-weight: 650;
}

.nav-services-menu {
  display: grid;
  gap: 10px;
}

.nav-service-group {
  min-width: 0;
  border: 1px solid rgba(91, 60, 164, 0.1);
  border-radius: 18px;
  background: rgba(251, 249, 255, 0.76);
  overflow: hidden;
}

.nav-service-group__top {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  gap: 10px;
  padding: 12px 12px 12px 16px;
}

.nav-service-group__link {
  min-width: 0;
  color: var(--color-primary-dark);
  font-size: 0.94rem;
  font-weight: 850;
  line-height: 1.25;
  overflow-wrap: anywhere;
  transition: color 0.2s ease;
}

.nav-service-group__link:hover {
  color: var(--color-primary);
}

.nav-service-group__toggle {
  width: 30px;
  height: 30px;
}

.nav-service-group__list {
  display: none;
  gap: 8px;
  padding: 0 12px 14px 16px;
}

.nav-service-group.is-open .nav-service-group__list {
  display: grid;
}

.nav-service-group__service {
  position: relative;
  display: block;
  min-width: 0;
  padding: 8px 10px 8px 18px;
  border-radius: 12px;
  color: rgba(32, 26, 45, 0.76);
  font-size: 0.88rem;
  font-weight: 700;
  line-height: 1.3;
  overflow-wrap: anywhere;
  transition:
    background 0.2s ease,
    color 0.2s ease,
    transform 0.2s ease;
}

.nav-service-group__service::before {
  content: "";
  position: absolute;
  left: 7px;
  top: 50%;
  width: 5px;
  height: 5px;
  border-radius: 999px;
  background: var(--color-primary);
  transform: translateY(-50%);
}

.nav-service-group__service:hover {
  background: rgba(159, 122, 234, 0.1);
  color: var(--color-primary-dark);
  transform: translateX(2px);
}

.nav-dropdown__all {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  width: 100%;
  min-height: 44px;
  margin-top: 14px;
  border-radius: 999px;
  background: linear-gradient(135deg, var(--color-primary-dark), var(--color-primary));
  color: #fff;
  font-size: 0.9rem;
  font-weight: 850;
  box-shadow: 0 16px 34px rgba(91, 60, 164, 0.18);
  transition:
    transform 0.2s ease,
    box-shadow 0.2s ease;
}

.nav-dropdown__all:hover {
  transform: translateY(-2px);
  box-shadow: 0 20px 44px rgba(91, 60, 164, 0.26);
}

.header-cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 0 22px;
  border-radius: 999px;
  background: linear-gradient(135deg, var(--color-primary), #b996ff);
  color: #fff;
  font-size: 0.91rem;
  font-weight: 800;
  box-shadow: 0 14px 34px rgba(159, 122, 234, 0.24);
  transition:
    transform 0.2s ease,
    box-shadow 0.2s ease;
}

.header-cta:hover {
  transform: translateY(-2px);
  box-shadow: 0 18px 44px rgba(159, 122, 234, 0.34);
}

.menu-toggle {
  position: relative;
  z-index: 55;
  display: none;
  width: 44px;
  height: 44px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.62);
  border: 1px solid rgba(91, 60, 164, 0.12);
  box-shadow: 0 12px 28px rgba(76, 50, 134, 0.08);
}

.menu-toggle span {
  display: block;
  width: 18px;
  height: 2px;
  margin: 4px auto;
  border-radius: 999px;
  background: var(--color-primary-dark);
  transition:
    transform 0.2s ease,
    opacity 0.2s ease;
}

body.nav-open .menu-toggle span:nth-child(1) {
  transform: translateY(6px) rotate(45deg);
}

body.nav-open .menu-toggle span:nth-child(2) {
  opacity: 0;
}

body.nav-open .menu-toggle span:nth-child(3) {
  transform: translateY(-6px) rotate(-45deg);
}

@media (max-width: 1180px) {
  .header-container {
    gap: 16px;
  }

  .main-nav {
    gap: 18px;
    padding-inline: 18px;
  }

  .header-cta {
    padding-inline: 18px;
  }
}

@media (max-width: 1040px) {
  .menu-toggle {
    display: inline-block;
  }

  .header-cta {
    display: none;
  }

  .main-nav {
    position: fixed;
    top: calc(var(--header-height) + 6px);
    left: 6px;
    right: 6px;
    width: auto;
    display: grid;
    align-items: stretch;
    justify-content: stretch;
    gap: 8px;
    max-height: calc(100dvh - var(--header-height) - 14px);
    padding: 12px;
    border-radius: 24px;
    background: rgba(255, 255, 255, 0.97);
    box-shadow: 0 24px 70px rgba(57, 38, 96, 0.18);
    backdrop-filter: blur(24px);
    overflow-x: hidden;
    overflow-y: auto;
    overscroll-behavior: contain;
    -webkit-overflow-scrolling: touch;
    touch-action: pan-y;
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transform: translateY(-10px);
    transition:
      opacity 0.2s ease,
      visibility 0.2s ease,
      transform 0.2s ease;
  }

  body.nav-open .main-nav {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
    transform: translateY(0);
  }

  .main-nav > a,
  .nav-dropdown__trigger,
  .nav-mobile-cta {
    width: 100%;
    min-height: 46px;
    padding: 12px 14px;
    border: 1px solid rgba(91, 60, 164, 0.1);
    border-radius: 16px;
    background: rgba(251, 249, 255, 0.82);
  }

  .main-nav > a::after,
  .nav-dropdown__label::after {
    display: none;
  }

  .nav-dropdown {
    min-width: 0;
  }

  .nav-dropdown__trigger {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 38px;
    justify-content: initial;
    gap: 10px;
    background: rgba(246, 241, 255, 0.96);
  }

  .nav-dropdown__label {
    min-width: 0;
    font-size: 0.96rem;
    font-weight: 850;
    overflow-wrap: anywhere;
  }

  .nav-dropdown__toggle {
    width: 36px;
    height: 36px;
    justify-self: end;
  }

  .nav-dropdown__panel {
    position: static;
    width: 100%;
    max-height: 0;
    margin-top: 0;
    padding: 0;
    border: 0;
    border-radius: 20px;
    background: transparent;
    box-shadow: none;
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
    overflow: hidden;
    transform: none;
    transition:
      max-height 0.25s ease,
      margin-top 0.25s ease;
  }

  .nav-dropdown.is-open .nav-dropdown__panel {
    max-height: 3000px;
    margin-top: 8px;
    overflow: visible;
    transform: none;
  }

  .nav-dropdown__panel-inner {
    padding: 10px;
    border: 1px solid rgba(91, 60, 164, 0.1);
    border-radius: 20px;
    background: rgba(255, 255, 255, 0.82);
  }

  .nav-dropdown__head {
    align-items: flex-start;
    flex-direction: column;
    gap: 6px;
    margin-bottom: 12px;
    padding: 2px 2px 12px;
  }

  .nav-dropdown__head strong {
    font-size: 1.35rem;
  }

  .nav-dropdown__head span {
    font-size: 0.82rem;
    line-height: 1.35;
  }

  .nav-services-menu {
    gap: 10px;
  }

  .nav-service-group {
    border-radius: 18px;
    border-color: rgba(91, 60, 164, 0.16);
    background:
      linear-gradient(135deg, rgba(251, 249, 255, 0.98), rgba(245, 239, 255, 0.96));
    box-shadow: 0 10px 26px rgba(57, 38, 96, 0.06);
  }

  .nav-service-group__top {
    grid-template-columns: minmax(0, 1fr) 38px;
    gap: 10px;
    padding: 13px 12px 13px 15px;
  }

  .nav-service-group__link {
    font-size: 0.95rem;
    line-height: 1.18;
    font-weight: 900;
    color: #3a255f;
    word-break: normal;
    overflow-wrap: anywhere;
  }

  .nav-service-group__toggle {
    width: 36px;
    height: 36px;
    justify-self: end;
    background: rgba(159, 122, 234, 0.14);
  }

  .nav-service-group__list {
    gap: 0;
    margin: 0 12px 14px 15px;
    padding: 8px 0 8px 12px;
    border-left: 2px solid rgba(159, 122, 234, 0.34);
    border-radius: 0 14px 14px 0;
    background: rgba(255, 255, 255, 0.64);
  }

  .nav-service-group__service {
    position: relative;
    display: grid;
    grid-template-columns: 14px minmax(0, 1fr);
    align-items: start;
    column-gap: 7px;
    padding: 9px 10px;
    border-radius: 10px;
    color: rgba(32, 26, 45, 0.72);
    font-size: 0.87rem;
    line-height: 1.25;
    font-weight: 680;
    word-break: normal;
    overflow-wrap: anywhere;
  }

  .nav-service-group__service::before {
    content: "›";
    position: static;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 14px;
    height: 1.25em;
    margin-top: -1px;
    border-radius: 0;
    background: transparent;
    color: var(--color-primary-dark);
    font-size: 1.05rem;
    font-weight: 900;
    line-height: 1;
    transform: none;
  }

  .nav-service-group__service + .nav-service-group__service {
    border-top: 1px solid rgba(91, 60, 164, 0.08);
  }

  .nav-service-group__service:hover {
    background: rgba(159, 122, 234, 0.1);
    color: var(--color-primary-dark);
    transform: none;
  }

  .nav-dropdown__all {
    min-height: 44px;
    margin-top: 12px;
  }

  .nav-mobile-cta {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    margin-top: 6px;
    background: linear-gradient(135deg, var(--color-primary-dark), var(--color-primary)) !important;
    color: #fff !important;
    font-weight: 850;
    box-shadow: 0 16px 34px rgba(91, 60, 164, 0.16);
  }
}

@media (max-width: 640px) {
  .brand-logo {
    height: 56px;
  }

  .main-nav {
    top: calc(var(--header-height) + 4px);
    left: 4px;
    right: 4px;
    max-height: calc(100dvh - var(--header-height) - 10px);
    padding: 10px;
    border-radius: 22px;
  }

  .main-nav > a,
  .nav-dropdown__trigger,
  .nav-mobile-cta {
    min-height: 44px;
    padding: 11px 12px;
    border-radius: 15px;
  }

  .nav-dropdown__panel-inner {
    padding: 9px;
    border-radius: 18px;
  }

  .nav-dropdown__head {
    margin-bottom: 10px;
    padding-bottom: 10px;
  }

  .nav-dropdown__head strong {
    font-size: 1.28rem;
  }

  .nav-dropdown__head span {
    font-size: 0.8rem;
  }

  .nav-service-group__top {
    grid-template-columns: minmax(0, 1fr) 36px;
    padding: 12px 10px 12px 13px;
  }

  .nav-service-group__link {
    font-size: 0.91rem;
  }

  .nav-service-group__toggle {
    width: 34px;
    height: 34px;
  }

  .nav-service-group__list {
    margin: 0 10px 12px 13px;
    padding: 7px 0 7px 10px;
  }

  .nav-service-group__service {
    grid-template-columns: 13px minmax(0, 1fr);
    column-gap: 6px;
    padding: 8px 8px;
    font-size: 0.84rem;
  }

  .nav-service-group__service::before {
    width: 13px;
    font-size: 1rem;
  }

  .nav-dropdown__all {
    min-height: 42px;
    font-size: 0.86rem;
  }
}

@media (max-width: 360px) {
  .main-nav {
    left: 2px;
    right: 2px;
    padding: 8px;
    border-radius: 20px;
  }

  .nav-dropdown__panel-inner {
    padding: 8px;
  }

  .nav-service-group__top {
    grid-template-columns: minmax(0, 1fr) 34px;
    gap: 8px;
    padding: 11px 8px 11px 11px;
  }

  .nav-service-group__link {
    font-size: 0.86rem;
    line-height: 1.16;
  }

  .nav-service-group__toggle {
    width: 32px;
    height: 32px;
  }

  .nav-service-group__list {
    margin: 0 8px 11px 11px;
    padding-left: 9px;
  }

  .nav-service-group__service {
    grid-template-columns: 12px minmax(0, 1fr);
    column-gap: 5px;
    padding: 7px 7px;
    font-size: 0.81rem;
  }

  .nav-service-group__service::before {
    width: 12px;
    font-size: 0.96rem;
  }
}