/* header.css — EckState fullscreen menu */

.site-header{
  position: fixed;
  right: 0;
  top: 0;
  z-index: 120;
  width: auto;
  height: 76px;
  padding: 0 32px;
  display: flex;
  align-items: center;
  justify-content: flex-end;
  pointer-events: none;
}

.site-header__menu-btn{
  pointer-events: auto;
  position: relative;
  width: 54px;
  height: 42px;
  border: 1px solid rgba(255,255,255,.14);
  border-radius: 999px;
  background: rgba(0,0,0,.24);
  cursor: pointer;
  backdrop-filter: blur(18px) saturate(130%);
  -webkit-backdrop-filter: blur(18px) saturate(130%);
  z-index: 121;
}

.site-header__menu-btn span{
  position: absolute;
  left: 16px;
  right: 16px;
  height: 1px;
  background: rgba(255,255,255,.92);
  transition: transform .25s ease;
}

.site-header__menu-btn span:first-child{
  top: 16px;
}

.site-header__menu-btn span:last-child{
  top: 24px;
}

.site-header__menu-btn:hover span:first-child{
  transform: translateY(-2px);
}

.site-header__menu-btn:hover span:last-child{
  transform: translateY(2px);
}


/* Fullscreen menu */

.site-menu{
  position: fixed;
  inset: 0;
  z-index: 200;
  background: #000;
  color: #fff;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  overflow: hidden;
  transform: translateY(-100%);
  transition:
    transform .72s cubic-bezier(.22,.61,.36,1),
    opacity .45s ease,
    visibility .45s ease;
}

.site-menu.is-open{
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
  transform: translateY(0);
}

.site-menu__video{
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: .52;
  filter: grayscale(.2) contrast(1.08) brightness(.64) saturate(.9);
  transform: scale(1.08);
  transition:
    transform 1.2s cubic-bezier(.22,.61,.36,1),
    filter .8s ease,
    opacity .8s ease;
}

.site-menu.is-open .site-menu__video{
  transform: scale(1.02);
}

.site-menu__filter{
  position: absolute;
  inset: 0;
  background:
    radial-gradient(900px 520px at 52% 20%, rgba(0,191,255,.18), transparent 70%),
    radial-gradient(760px 420px at 82% 80%, rgba(255,223,51,.09), transparent 72%),
    linear-gradient(180deg, rgba(0,8,18,.72) 0%, rgba(0,0,0,.66) 52%, rgba(0,0,0,.9) 100%);
}

.site-menu__filter::after{
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(105deg, transparent 0 36%, rgba(255,255,255,.07) 46%, transparent 58%),
    radial-gradient(circle at 50% 44%, transparent 0 34%, rgba(0,0,0,.36) 74%, rgba(0,0,0,.72) 100%);
  opacity: .78;
}

.site-menu__grain{
  position: absolute;
  inset: 0;
  pointer-events: none;
  opacity: .16;
  background-image:
    radial-gradient(circle at 20% 30%, rgba(255,255,255,.22) 0 1px, transparent 1.5px),
    radial-gradient(circle at 70% 60%, rgba(255,255,255,.16) 0 1px, transparent 1.5px);
  background-size: 180px 180px, 260px 260px;
}


/* Close */

.site-menu__close{
  position: absolute;
  right: 32px;
  top: 18px;
  z-index: 5;
  width: 54px;
  height: 42px;
  border: 1px solid rgba(255,255,255,.18);
  border-radius: 999px;
  background: rgba(0,0,0,.24);
  cursor: pointer;
  backdrop-filter: blur(18px) saturate(130%);
  -webkit-backdrop-filter: blur(18px) saturate(130%);
}

.site-menu__close span{
  position: absolute;
  left: 15px;
  right: 15px;
  top: 20px;
  height: 1px;
  background: rgba(255,255,255,.95);
}

.site-menu__close span:first-child{
  transform: rotate(45deg);
}

.site-menu__close span:last-child{
  transform: rotate(-45deg);
}


/* Navigation */

.site-menu__nav{
  position: relative;
  z-index: 4;
  height: 100%;
  display: grid;
  align-content: center;
  gap: 8px;
  padding: 0 8vw;
}

.site-menu__nav a{
  position: relative;
  display: inline-flex;
  align-items: baseline;
  gap: clamp(14px, 2vw, 28px);
  width: fit-content;
  color: #fff;
  text-decoration: none;
  font-size: clamp(44px, 7vw, 112px);
  line-height: .9;
  letter-spacing: -.08em;
  font-weight: 700;
  opacity: 0;
  transform: translateX(-42px);
  filter: blur(14px);
  transition:
    opacity .28s ease,
    transform .32s cubic-bezier(.22,.61,.36,1),
    filter .28s ease;
}

.site-menu__nav a span{
  font-size: clamp(12px, 1vw, 15px);
  line-height: 1;
  letter-spacing: .12em;
  color: rgba(255,255,255,.42);
  font-weight: 700;
}

.site-menu.is-open .site-menu__nav a{
  opacity: .92;
  transform: translateX(0);
  filter: blur(0);
}

.site-menu.is-open .site-menu__nav a:nth-child(1){ transition-delay: .10s; }
.site-menu.is-open .site-menu__nav a:nth-child(2){ transition-delay: .16s; }
.site-menu.is-open .site-menu__nav a:nth-child(3){ transition-delay: .22s; }
.site-menu.is-open .site-menu__nav a:nth-child(4){ transition-delay: .28s; }


/* Hover blur effect — works with main.js */

.site-menu.is-hovering .site-menu__nav a{
  opacity: .12 !important;
  filter: blur(18px) !important;
  transform: translateX(-8px) scale(.985) !important;
  transition-delay: 0s !important;
}

.site-menu.is-hovering .site-menu__nav a.is-focused{
  opacity: 1 !important;
  filter: blur(0) !important;
  transform: translateX(10px) scale(1) !important;
  transition-delay: 0s !important;
}


/* Safety: no bottom meta text */

.site-menu__meta{
  display: none !important;
}


/* Mobile */

@media (max-width: 760px){
  .site-header{
    height: 68px;
    padding: 0 18px;
  }

  .site-menu__close{
    right: 18px;
    top: 14px;
  }

  .site-menu__nav{
    padding: 0 20px;
    gap: 14px;
  }

  .site-menu__nav a{
    font-size: clamp(38px, 12vw, 64px);
    letter-spacing: -.065em;
  }
}