:root{
  --bg: #ffffff;
  --ink: #111111;
  --muted: rgba(17,17,17,.68);
  --line: rgba(17,17,17,.12);
  --surface: rgba(0,0,0,.02);
  --surface-2: rgba(0,0,0,.04);
  --accent: #00B388;
  --brand: #00B388;
  --radius: 4px;
  --shadow: 0 18px 50px rgba(0,0,0,.08);
  --container: 1200px;
  --sans: "Source Sans 3", system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
  --serif: "Libre Baskerville", Georgia, "Times New Roman", serif;
  --ease-out: cubic-bezier(.18,.9,.2,1);
  color-scheme: light;
}

html[data-theme="dark"]{
  --bg: #0B0C0F;
  --ink: #F2F3F5;
  --muted: rgba(242,243,245,.70);
  --line: rgba(242,243,245,.14);
  --surface: rgba(255,255,255,.04);
  --surface-2: rgba(255,255,255,.07);
  --shadow: 0 18px 50px rgba(0,0,0,.55);
  color-scheme: dark;
}

*{
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html,
body{
  height: 100%;
}

html{
  scroll-behavior: smooth;
}

body{
  font-family: var(--sans);
  background: var(--bg);
  color: var(--ink);
  -webkit-font-smoothing: antialiased;
  text-rendering: geometricPrecision;
}

body.menuOpen{
  overflow: hidden;
}

a{
  color: inherit;
  text-decoration: none;
}

img{
  max-width: 100%;
  display: block;
}

.container{
  width: min(var(--container), calc(100% - 40px));
  margin-inline: auto;
}

.btn{
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 10px 14px;
  border: 1px solid var(--line);
  background: transparent;
  border-radius: 4px;
  transition:
    transform .16s var(--ease-out),
    background .16s var(--ease-out),
    border-color .16s var(--ease-out),
    color .16s var(--ease-out);
  user-select: none;
  font-family: var(--sans);
}

.btn:hover{
  transform: translateY(-1px);
  background: var(--surface-2);
  border-color: color-mix(in srgb, var(--line), var(--ink) 16%);
}

.btn:active{
  transform: translateY(0);
}

.btn--solid{
  background: var(--ink);
  color: var(--bg);
  border-color: var(--ink);
}

.section{
  padding: 28px 0;
}

.sectionTitle{
  display: inline-block;
  font-family: var(--sans);
  font-weight: 700;
  font-size: 23px;
  letter-spacing: .08em;
  text-transform: uppercase;
  padding-bottom: 10px;
  border-bottom: 3px solid var(--accent);
  margin-bottom: 14px;
}

/* HEADER */

.siteHeader{
  position: sticky;
  top: 0;
  z-index: 1000;
  background: var(--bg);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(14px);
}

/* TOP STRIP */

.headerMeta{
  border-bottom: 1px solid var(--line);
}

.headerMetaInner{
  min-height: 34px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 6px 0;
}

.headerMetaText{
  font-size: 12px;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--muted);
  font-weight: 600;
}

.headerMetaSocial{
  display: flex;
  align-items: center;
  gap: 10px;
}

/* MAIN HEADER */

.headerMain{
  background: var(--bg);
  position: relative;
}

.headerMainInner{
  min-height: 110px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 40px;
}

/* LOGO */

.brand{
  display: flex;
  align-items: center;
  flex-shrink: 0;
}

.brand img{
  width: 124px;
  height: auto;
  object-fit: contain;
  transition: transform .25s var(--ease-out);
}

.brand:hover img{
  transform: scale(1.05);
}

/* NAV DESKTOP */

.headerNav{
  display: flex;
  align-items: center;
  justify-content: flex-end;
  flex: 1;
  gap: 28px;
  flex-wrap: wrap;
  padding-top: 4px;
}

/* MENU LINKS */

.menuLink{
  display: inline-flex;
  align-items: center;
  font-family: var(--sans);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: color-mix(in srgb, var(--ink), transparent 20%);
  padding: 8px 0;
  transition:
    color .18s var(--ease-out),
    transform .18s var(--ease-out);
}

.menuLink:hover{
  color: var(--accent);
  transform: translateY(-1px);
}

.menuLink.active{
  color: var(--accent);
  transform: translateY(-1px);
}

/* SUBMENU DESKTOP */

.menuItem{
  position: relative;
  display: inline-flex;
  align-items: center;
}

.hasSubmenu .menuLink{
  cursor: pointer;
}

.submenu{
  position: absolute;
  top: calc(100% + 10px);
  left: 0;
  min-width: 220px;
  padding: 10px 0;
  border: 1px solid var(--line);
  background: var(--bg);
  box-shadow: var(--shadow);
  opacity: 0;
  visibility: hidden;
  transform: translateY(8px);
  transition:
    opacity .18s var(--ease-out),
    visibility .18s var(--ease-out),
    transform .18s var(--ease-out);
  z-index: 20;
}

.hasSubmenu:hover .submenu{
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.submenuLink{
  display: block;
  padding: 10px 16px;
  font-size: 13px;
  line-height: 1.5;
  color: color-mix(in srgb, var(--ink), transparent 10%);
  transition:
    background .18s var(--ease-out),
    color .18s var(--ease-out),
    transform .18s var(--ease-out);
}

.submenuLink:hover{
  background: var(--surface);
  color: var(--accent);
  transform: translateX(2px);
}

.submenuLink.active{
  color: var(--accent);
  background: var(--surface);
}

/* HAMBURGER */

.menuToggle{
  display: none;
  width: 52px;
  height: 52px;
  border: 1px solid var(--line);
  background: transparent;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 6px;
  cursor: pointer;
  transition: background .18s var(--ease-out), border-color .18s var(--ease-out);
}

.menuToggle:hover{
  background: var(--surface);
  border-color: color-mix(in srgb, var(--accent), var(--line) 30%);
}

.menuToggle span{
  width: 18px;
  height: 1.5px;
  background: var(--ink);
  display: block;
  transition:
    transform .18s var(--ease-out),
    opacity .18s var(--ease-out);
}

.menuToggle.open span:nth-child(1){
  transform: translateY(7.5px) rotate(45deg);
}

.menuToggle.open span:nth-child(2){
  opacity: 0;
}

.menuToggle.open span:nth-child(3){
  transform: translateY(-7.5px) rotate(-45deg);
}

/* MOBILE MENU */

.mobileMenu{
  display: none;
}

.mobileMenuInner{
  display: grid;
  gap: 0;
  padding: 18px 0 24px;
}

.mobileMenuLink,
.mobileMenuHeading,
.mobileSubmenuLink{
  border-top: 1px solid var(--line);
}

.mobileMenuLink{
  display: block;
  padding: 16px 0;
  font-size: 14px;
  letter-spacing: .14em;
  text-transform: uppercase;
  font-weight: 700;
  color: color-mix(in srgb, var(--ink), transparent 10%);
}

.mobileMenuLink.active{
  color: var(--accent);
}

.mobileMenuGroup{
  display: grid;
}

.mobileMenuHeading{
  padding: 16px 0 10px;
  font-size: 14px;
  letter-spacing: .14em;
  text-transform: uppercase;
  font-weight: 700;
  color: color-mix(in srgb, var(--ink), transparent 10%);
}

.mobileSubmenuLink{
  display: block;
  padding: 10px 0 14px 14px;
  font-size: 14px;
  color: var(--muted);
}

.mobileSubmenuLink.active{
  color: var(--accent);
}

/* SOCIAL */

.socialIcon{
  width: 28px;
  height: 28px;
  border: 1px solid var(--line);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: color-mix(in srgb, var(--ink), transparent 25%);
  transition:
    color .18s var(--ease-out),
    border-color .18s var(--ease-out),
    background .18s var(--ease-out),
    transform .18s var(--ease-out);
}

.socialIcon:hover{
  color: var(--accent);
  border-color: var(--accent);
  background: var(--surface);
  transform: translateY(-1px);
}

.socialIcon svg{
  width: 14px;
  height: 14px;
  display: block;
}

/* FOOTER */

.footer{
  border-top: 1px solid var(--line);
  margin-top: 52px;
  padding: 34px 0 18px;
  background: color-mix(in srgb, var(--bg), transparent 0%);
}

.footerTop{
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(260px, .8fr);
  gap: 28px;
  align-items: start;
  padding-bottom: 24px;
  border-bottom: 1px solid var(--line);
}

.footerBrandBlock{
  max-width: 560px;
}

.footerBrand{
  font-family: var(--serif);
  font-size: 34px;
  line-height: 1.02;
  letter-spacing: -0.01em;
}

.footerP{
  color: var(--muted);
  line-height: 1.8;
  margin-top: 10px;
  font-size: 15px;
  max-width: 40ch;
}

.footerSupport{
  justify-self: end;
  width: 100%;
  max-width: 320px;
}

.footerSupportLabel{
  font-size: 12px;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 10px;
  font-weight: 700;
}

.footerSupportLogo{
  max-width: 100%;
  width: 100%;
  height: auto;
  object-fit: contain;
}

.footerGrid{
  display: grid;
  grid-template-columns: 1.25fr .95fr .95fr;
  gap: 24px;
  padding-top: 24px;
}

.footerH{
  font-size: 12px;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 12px;
  font-weight: 700;
}

.footerText{
  display: block;
  padding: 0 0 7px;
  color: color-mix(in srgb, var(--ink), transparent 12%);
  line-height: 1.7;
  font-size: 14px;
}

.footerA{
  display: block;
  padding: 0 0 8px;
  color: color-mix(in srgb, var(--ink), transparent 12%);
  line-height: 1.7;
  font-size: 14px;
  transition: color .16s var(--ease-out), transform .16s var(--ease-out);
}

.footerA:hover{
  color: var(--accent);
  transform: translateX(2px);
}

.footerBottom{
  margin-top: 20px;
  padding-top: 14px;
  border-top: 1px solid var(--line);
  display: flex;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
  color: var(--muted);
  font-size: 13px;
}

.footerTools{
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
}

.footerTools .btn{
  padding: 8px 12px;
}

/* ACCESSIBILITY */

@media (prefers-reduced-motion: reduce){
  *{
    transition: none !important;
    scroll-behavior: auto !important;
  }
}

/* RESPONSIVE */

@media (max-width: 980px){
  .footerTop,
  .footerGrid{
    grid-template-columns: 1fr;
  }

  .footerSupport{
    justify-self: start;
    max-width: 280px;
  }
}

@media (max-width: 820px){
  .headerMainInner{
    gap: 24px;
  }

  .headerNav{
    gap: 18px;
  }

  .menuLink{
    letter-spacing: .13em;
    font-size: 12px;
  }
}

@media (max-width: 900px){
  .headerNav{
    display: none;
  }

  .menuToggle{
    display: inline-flex;
  }

  .headerMainInner{
    min-height: 96px;
  }

  .mobileMenu{
    display: block;
    max-height: 0;
    overflow: hidden;
    border-top: 1px solid transparent;
    transition:
      max-height .22s var(--ease-out),
      border-color .22s var(--ease-out);
  }

  .mobileMenu.open{
    max-height: 80vh;
    border-top-color: var(--line);
  }
}

@media (max-width: 720px){
  .headerMetaInner{
    flex-direction: column;
    align-items: flex-start;
  }
}

@media (max-width: 640px){
  .brand img{
    width: 108px;
  }

  .footerBrand{
    font-size: 28px;
  }

  .headerMainInner{
    min-height: 88px;
  }
}