:root {
  --header-height: 80px;
  --header-radius: 16px;
  --header-bg-floating: rgba(18, 18, 20, 0.92);
  --header-border: rgba(255, 255, 255, 0.10);
  --header-shadow: 0 12px 40px rgba(0, 0, 0, 0.45);
  --header-padding-x: 24px;
  --header-desktop-top: 20px;
  --header-mobile-pad: 12px;

  --panel-bg: rgba(18, 18, 20, 0.96);
  --panel-border: rgba(255, 255, 255, 0.10);
  --panel-shadow: 0 18px 60px rgba(0, 0, 0, 0.55);
  --panel-radius: 18px;
  --panel-gap: 14px;
}

.header--home {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 1000;
  pointer-events: auto;
}

.header__inner {
  position: relative;
  max-width: 1200px;
  height: var(--header-height);
  margin: var(--header-desktop-top) auto 0;
  padding: 0 var(--header-padding-x);
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: transparent;
  border: 1px solid transparent;
  border-radius: var(--header-radius);
  box-shadow: none;
  transform: translateY(0) scale(1);
  opacity: 1;
  pointer-events: auto;
  transition:
    transform 0.45s cubic-bezier(.22,.61,.36,1),
    background 0.35s ease,
    box-shadow 0.35s ease,
    border-color 0.35s ease,
    opacity 0.25s ease;
}

.header--floating .header__inner {
  background: var(--header-bg-floating);
  border-color: var(--header-border);
  box-shadow: var(--header-shadow);
  transform: translateY(8px) scale(0.98);
}

.headroom {
  will-change: transform;
}

.headroom--unpinned .header__inner {
  transform: translateY(-120%) scale(0.96);
  opacity: 0;
}

.headroom--pinned .header__inner {
  opacity: 1;
}

.header__brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
}

.header__brand-text {
  font-size: 15px;
  font-weight: 600;
  letter-spacing: -0.2px;
  color: #ffffff;
}

.header__brand-logo {
  display: none;
  width: 40px;
  height: 40px;
  align-items: center;
  justify-content: center;
}

.header__brand-logo img {
  width: 40px;
  height: 40px;
  display: block;
}

.nav--primary {
  display: flex;
  align-items: center;
  gap: 22px;
}

.nav--primary > li {
  position: relative;
  list-style: none;
}

.nav--primary a {
  position: relative;
  font-size: 14px;
  font-weight: 500;
  text-decoration: none;
  color: rgba(255, 255, 255, 0.78);
  transition: color 0.2s ease;
}

.nav--primary a:hover,
.nav--primary a:focus-visible,
.header--submenu-open .nav--primary > li.is-submenu-active > a {
  color: #ffffff;
}

.nav--primary a::before {
  content: '';
  position: absolute;
  left: 0;
  bottom: -6px;
  width: 100%;
  height: 1px;
  background: rgba(255, 255, 255, 0.85);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.28s cubic-bezier(.22,.61,.36,1);
}

.nav--primary a:hover::before,
.nav--primary a:focus-visible::before,
.header--submenu-open
.nav--primary > li.is-submenu-active > a::before {
  transform: scaleX(1);
}

.nav--primary > li.menu-item-has-children > a {
  padding-right: 18px;
}

.nav--primary > li.menu-item-has-children > a::after {
  content: '';
  position: absolute;
  right: 0;
  top: 50%;
  width: 6px;
  height: 6px;
  border-right: 1.5px solid rgba(255,255,255,0.55);
  border-bottom: 1.5px solid rgba(255,255,255,0.55);
  transform: translateY(-60%) rotate(45deg);
  transform-origin: center;
  opacity: 0.72;
  transition:
    transform 0.28s cubic-bezier(.22,.61,.36,1),
    opacity 0.2s ease,
    border-color 0.2s ease;
}

.nav--primary > li.menu-item-has-children:hover > a::after,
.nav--primary > li.menu-item-has-children:focus-within > a::after,
.nav--primary > li.is-submenu-active > a::after {
  transform: translateY(-50%) rotate(225deg);
  opacity: 1;
  border-color: #ffffff;
}

.nav--primary .sub-menu {
  display: none;
}

.header__actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

.btn--primary {
  background: #6cf2f2;
  color: #000;
  font-weight: 600;
  border-radius: 12px;
}

.nav-toggle {
  width: 40px;
  height: 40px;
  border-radius: 12px;
  border: 1px solid rgba(255,255,255,0.12);
  background: rgba(255,255,255,0.04);
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 4px;
  cursor: pointer;
}

.nav-toggle span {
  width: 18px;
  height: 2px;
  background: #ffffff;
  border-radius: 2px;
}

.nav-panel {
  position: absolute;
  top: calc(100% + 12px);
  left: 0;
  right: 0;
  z-index: 20;
  opacity: 0;
  pointer-events: none;
  transform: translateY(-6px);
  transition:
    opacity 0.18s ease,
    transform 0.22s cubic-bezier(.22,.61,.36,1);
}

.header--submenu-open .nav-panel {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0);
}

.nav-panel__surface {
  background: var(--panel-bg);
  border: 1px solid var(--panel-border);
  border-radius: var(--panel-radius);
  box-shadow: var(--panel-shadow);
  overflow: hidden;
}

.nav-panel__content {
  padding: 16px;
}

.nav-panel__desktop {
  display: block;
}

.nav--mobile {
  display: none;
}

.nav-cards {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--panel-gap);
}

.nav-card {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px;
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: 14px;
  transition:
    transform 0.22s cubic-bezier(.22,.61,.36,1),
    background 0.22s ease,
    border-color 0.22s ease;
}

.nav-card:hover {
  transform: translateY(-2px);
  background: rgba(255,255,255,0.06);
  border-color: rgba(255,255,255,0.10);
}

.nav-card__icon {
  color: var(--brand);
  width: 42px;
  height: 42px;
  flex: 0 0 auto;
  border-radius: 12px;
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.10);
  display: inline-flex;
  align-items: center;
  justify-content: center;
}
.nav-card__icon svg {
  width: 20px;
  height: 20px;
  stroke-width: 1.8;
}

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

.nav-card__title {
  font-size: 14px;
  font-weight: 600;
  line-height: 1.2;
  color: #ffffff;
}

.nav-card__desc {
  margin-top: 4px;
  font-size: 12px;
  line-height: 1.35;
  color: rgba(255,255,255,0.72);
}

@media (max-width: 768px) {
  .header--home {
    position: fixed;
    inset: 0 0 auto 0;
    z-index: 1000;
    padding: var(--header-mobile-pad) var(--header-mobile-pad) 0;
    pointer-events: none;
  }

  .header-spacer {
    height: calc(var(--header-height) + var(--header-mobile-pad));
  }

  .header__inner {
    max-width: 100%;
    height: var(--header-height);
    margin: 0;
    padding: 0 16px;
    background: transparent;
    border: 1px solid transparent;
    border-radius: 14px;
    box-shadow: none;
    transform: translateY(0) scale(1);
    opacity: 1;
    pointer-events: auto;
    transition:
      transform 0.45s cubic-bezier(.22,.61,.36,1),
      background 0.35s ease,
      box-shadow 0.35s ease,
      border-color 0.35s ease,
      opacity 0.25s ease;
  }

  .header--elevated .header__inner {
    background: var(--header-bg-floating);
    border-color: var(--header-border);
    box-shadow: var(--header-shadow);
    transform: translateY(2px) scale(0.985);
  }

  .header__brand-text {
    display: none;
  }

  .header__brand-logo {
    display: inline-flex;
  }

  .nav--primary {
    display: none;
  }

  .nav-toggle {
    display: inline-flex;
  }

  .header__actions {
    gap: 10px;
  }

  .nav-panel {
    position: fixed;
    inset: 0 0 0 auto;
    width: 86%;
    max-width: 360px;
    height: 100dvh;

    transform: translate3d(110%, 0, 0);

    opacity: 1;
    pointer-events: none;
    z-index: 1200;
    transition: transform 0.42s cubic-bezier(.22,.61,.36,1);
  }

  .header--menu-open .nav-panel {
    transform: translate3d(0, 0, 0);
    pointer-events: auto;
  }

  .header--menu-open::before {
    content: '';
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.25);
    z-index: 1100;
  }

  .nav-panel__surface {
    height: 100%;
    background: rgba(18, 18, 20, 0.72);
    backdrop-filter: blur(22px) saturate(140%);
    -webkit-backdrop-filter: blur(22px) saturate(140%);
    border-left: 1px solid rgba(255,255,255,0.12);
    border-radius: 22px 0 0 22px;
    box-shadow: -20px 0 60px rgba(0,0,0,0.45);
    overflow-y: auto;
  }

  .nav-panel__content {
    padding: 18px;
  }

  .nav-panel__desktop {
    display: none;
  }

  .nav--mobile {
    display: block;
  }

  .nav--mobile-list {
    margin: 0;
    padding: 0;
    list-style: none;
  }

  .nav--mobile-list > li {
    list-style: none;
    border-bottom: 1px solid rgba(255,255,255,0.10);
  }

  .nav--mobile-list > li > a {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    padding: 14px 2px;
    text-decoration: none;
    color: rgba(255,255,255,0.90);
    font-size: 15px;
    font-weight: 600;
    letter-spacing: -0.1px;
  }

  .nav--mobile-list .menu-item-has-children > a::after {
    content: '';
    width: 8px;
    height: 8px;
    border-right: 1.5px solid rgba(255,255,255,0.70);
    border-bottom: 1.5px solid rgba(255,255,255,0.70);
    transform: rotate(45deg);
    opacity: 0.9;
    transition: transform 0.22s cubic-bezier(.22,.61,.36,1);
  }

  .nav--mobile-list .menu-item-has-children.is-open > a::after {
    transform: rotate(225deg);
  }

  .nav--mobile-list .sub-menu {
    display: none;
    margin: 0;
    padding: 8px 0 12px 12px;
    list-style: none;
  }

  .nav--mobile-list .menu-item-has-children.is-open > .sub-menu {
    display: block;
  }

  .nav--mobile-list .sub-menu > li {
    list-style: none;
  }

  .nav--mobile-list .sub-menu > li > a {
    display: block;
    padding: 10px 2px;
    text-decoration: none;
    color: rgba(255,255,255,0.78);
    font-size: 14px;
    font-weight: 500;
  }

  .nav--mobile-list a:focus-visible {
    outline: 2px solid rgba(108,242,242,0.55);
    outline-offset: 3px;
    border-radius: 10px;
  }

  .nav--mobile-list > li > a {
    display: flex;
    align-items: center;
    gap: 10px;
  }

  .nav-mobile-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 20px;
    height: 20px;
    flex: 0 0 18px;
    color: var(--brand);
    margin-right: 10px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .header__inner,
  .nav-panel,
  .nav-card,
  .nav--primary a,
  .nav--mobile-list .menu-item-has-children > a::after {
    transition: none !important;
  }
}