:root {
  --amdc-cyan: #52d3e6;
  --amdc-blue: #008eb5;
  --amdc-gold: #f1b51c;
  --amdc-red: #c71f35;
  --ink: #101820;
  --muted: #5f6872;
  --paper: #ffffff;
  --soft: #f4fbfd;
  --line: rgba(16, 24, 32, 0.12);
  --shadow: 0 24px 60px rgba(16, 24, 32, 0.16);
  font-family: "Open Sans", Arial, sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  min-height: 100%;
}

body {
  min-height: 100vh;
  margin: 0;
  color: var(--ink);
  background:
    linear-gradient(135deg, rgba(82, 211, 230, 0.16), transparent 34%),
    linear-gradient(225deg, rgba(241, 181, 28, 0.12), transparent 30%),
    var(--soft);
}

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

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

.page-shell {
  min-height: calc(100vh - 76px);
}

.hero {
  position: relative;
  min-height: calc(100vh - 76px);
  overflow: hidden;
  padding: clamp(20px, 3vw, 40px);
}

.hero::before {
  position: absolute;
  inset: 0;
  content: "";
  background:
    linear-gradient(110deg, rgba(255, 255, 255, 0.94) 0 58%, rgba(255, 255, 255, 0.72) 58% 100%),
    repeating-linear-gradient(
      135deg,
      rgba(0, 142, 181, 0.08) 0 1px,
      transparent 1px 24px
    );
  z-index: 0;
}

.hero::after {
  position: absolute;
  right: -12vw;
  bottom: -18vw;
  width: min(58vw, 720px);
  aspect-ratio: 1;
  content: "";
  border: clamp(24px, 5vw, 72px) solid rgba(82, 211, 230, 0.34);
  border-radius: 50%;
  z-index: 0;
}

.site-header,
.hero-content {
  position: relative;
  z-index: 1;
}

.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  max-width: 1180px;
  margin: 0 auto;
}

.brand {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: clamp(150px, 18vw, 230px);
  padding: 12px;
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: 0 12px 34px rgba(16, 24, 32, 0.09);
}

.brand img {
  width: 100%;
  aspect-ratio: 1;
  object-fit: contain;
}

.domain-link {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  padding: 0 18px;
  color: var(--paper);
  font-family: "Montserrat", Arial, sans-serif;
  font-size: 0.86rem;
  font-weight: 800;
  letter-spacing: 0;
  background: var(--ink);
  border-radius: 8px;
  box-shadow: 0 14px 30px rgba(16, 24, 32, 0.18);
}

.hero-content {
  display: grid;
  align-content: center;
  max-width: 1180px;
  min-height: calc(100vh - 196px);
  margin: 0 auto;
  padding: clamp(42px, 6vw, 90px) 0;
}

.eyebrow {
  width: fit-content;
  margin: 0 0 18px;
  padding: 8px 12px;
  color: var(--amdc-blue);
  font-family: "Montserrat", Arial, sans-serif;
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  background: rgba(82, 211, 230, 0.14);
  border-left: 4px solid var(--amdc-gold);
}

h1 {
  max-width: 940px;
  margin: 0;
  font-family: "Montserrat", Arial, sans-serif;
  font-size: clamp(2.45rem, 6vw, 5.55rem);
  font-weight: 800;
  line-height: 0.98;
  letter-spacing: 0;
}

h1 span {
  display: block;
  margin-top: clamp(12px, 2vw, 20px);
  color: var(--amdc-blue);
  font-size: clamp(1.2rem, 2.8vw, 2.35rem);
  line-height: 1.14;
}

.intro {
  max-width: 720px;
  margin: 26px 0 0;
  color: var(--muted);
  font-size: clamp(1rem, 1.55vw, 1.25rem);
  line-height: 1.7;
}

.social-panel {
  max-width: 1060px;
  margin-top: clamp(34px, 5vw, 64px);
  padding-top: 26px;
  border-top: 1px solid var(--line);
}

.social-panel > p {
  margin: 0 0 18px;
  font-family: "Montserrat", Arial, sans-serif;
  font-size: clamp(1rem, 1.5vw, 1.16rem);
  font-weight: 800;
}

.social-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
}

.social-grid a {
  display: grid;
  grid-template-columns: 54px 1fr;
  grid-template-rows: auto auto;
  align-items: center;
  min-height: 92px;
  padding: 16px;
  background: rgba(255, 255, 255, 0.86);
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: 0 14px 34px rgba(16, 24, 32, 0.08);
  transition: transform 180ms ease, border-color 180ms ease, box-shadow 180ms ease;
}

.social-grid a:hover,
.social-grid a:focus-visible {
  border-color: rgba(0, 142, 181, 0.38);
  box-shadow: var(--shadow);
  transform: translateY(-3px);
  outline: none;
}

.social-grid img {
  grid-row: 1 / 3;
  width: 44px;
  height: 44px;
}

.social-grid span {
  color: var(--muted);
  font-size: 0.82rem;
  font-weight: 700;
}

.social-grid strong {
  margin-top: 3px;
  overflow-wrap: anywhere;
  font-family: "Montserrat", Arial, sans-serif;
  font-size: 0.98rem;
  font-weight: 800;
}

.site-footer {
  display: grid;
  min-height: 76px;
  padding: 18px 20px;
  color: var(--paper);
  text-align: center;
  background: var(--ink);
  border-top: 5px solid var(--amdc-cyan);
  place-items: center;
}

.site-footer p {
  margin: 0;
  font-family: "Montserrat", Arial, sans-serif;
  font-size: 0.8rem;
  font-weight: 800;
  letter-spacing: 0.03em;
}

@media (max-width: 900px) {
  .social-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 620px) {
  .hero {
    padding: 16px;
  }

  .site-header {
    align-items: flex-start;
  }

  .brand {
    width: clamp(124px, 34vw, 160px);
    padding: 9px;
  }

  .domain-link {
    min-height: 40px;
    padding: 0 12px;
    font-size: 0.78rem;
  }

  .hero-content {
    min-height: auto;
    padding: 44px 0 38px;
  }

  h1 {
    font-size: clamp(2.2rem, 13vw, 3.7rem);
    line-height: 1.02;
  }

  .social-grid {
    grid-template-columns: 1fr;
  }

  .social-grid a {
    min-height: 82px;
  }
}