:root {
  --bg: #070914;
  --bg-soft: #0e1424;
  --panel: rgba(255, 255, 255, 0.07);
  --panel-strong: rgba(255, 255, 255, 0.11);
  --text: #f6f8ff;
  --muted: #a7b0c2;
  --line: rgba(255, 255, 255, 0.13);
  --accent: #80f7d2;
  --accent-strong: #48d9ff;
  --shadow: 0 30px 90px rgba(0, 0, 0, 0.35);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: Inter, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at top left, rgba(72, 217, 255, 0.18), transparent 28rem),
    radial-gradient(circle at 80% 10%, rgba(128, 247, 210, 0.13), transparent 24rem),
    linear-gradient(180deg, #070914 0%, #09101f 55%, #05070d 100%);
  min-height: 100vh;
}

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

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  backdrop-filter: blur(18px);
  background: rgba(7, 9, 20, 0.72);
  border-bottom: 1px solid var(--line);
}

.nav,
.section,
.site-footer {
  width: min(1120px, calc(100% - 40px));
  margin: 0 auto;
}

.nav {
  height: 78px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-weight: 800;
  letter-spacing: -0.03em;
}

.brand-mark {
  width: 38px;
  height: 38px;
  border: 1px solid rgba(128, 247, 210, 0.45);
  border-radius: 12px;
  display: inline-grid;
  place-items: center;
  background: linear-gradient(135deg, rgba(72, 217, 255, 0.2), rgba(128, 247, 210, 0.13));
  box-shadow: 0 0 24px rgba(128, 247, 210, 0.12);
  font-size: 14px;
}

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

.nav-links a {
  color: var(--muted);
  font-weight: 600;
  padding: 10px 12px;
  border-radius: 999px;
  transition: 0.2s ease;
}

.nav-links a:hover {
  color: var(--text);
  background: rgba(255, 255, 255, 0.08);
}

.section {
  padding: 92px 0;
}

.hero {
  padding-top: 118px;
}

.hero-grid,
.split,
.contact-panel {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(320px, 0.85fr);
  gap: 34px;
  align-items: center;
}

.eyebrow {
  margin: 0 0 16px;
  color: var(--accent);
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  font-size: 12px;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1 {
  font-size: clamp(48px, 8vw, 92px);
  line-height: 0.9;
  letter-spacing: -0.075em;
  margin-bottom: 24px;
}

h2 {
  font-size: clamp(34px, 5vw, 58px);
  line-height: 0.98;
  letter-spacing: -0.06em;
  margin-bottom: 20px;
}

h3 {
  font-size: 22px;
  letter-spacing: -0.04em;
  margin-bottom: 12px;
}

.lead {
  max-width: 700px;
  color: #d8deeb;
  font-size: clamp(19px, 2.3vw, 26px);
  line-height: 1.42;
  margin-bottom: 34px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-bottom: 28px;
}

.button {
  border: 0;
  border-radius: 999px;
  padding: 14px 20px;
  min-height: 50px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  cursor: pointer;
  transition: 0.2s ease;
  font-family: inherit;
  font-size: 15px;
}

.button.primary {
  color: #04110e;
  background: linear-gradient(135deg, var(--accent), var(--accent-strong));
  box-shadow: 0 18px 50px rgba(72, 217, 255, 0.2);
}

.button.secondary {
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.06);
  color: var(--text);
}

.button:hover {
  transform: translateY(-2px);
}

.badges,
.tag-list {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.badges span,
.tag-list span {
  color: #dbe5f3;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.06);
  border-radius: 999px;
  padding: 9px 12px;
  font-size: 14px;
  font-weight: 700;
}

.domain-card,
.content-box,
.feature-card,
.contact-panel {
  border: 1px solid var(--line);
  background: linear-gradient(180deg, var(--panel-strong), var(--panel));
  box-shadow: var(--shadow);
}

.domain-card {
  border-radius: 34px;
  padding: 32px;
  min-height: 410px;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  position: relative;
  overflow: hidden;
}

.domain-card::before {
  content: "";
  position: absolute;
  width: 220px;
  height: 220px;
  border-radius: 50%;
  top: -65px;
  right: -70px;
  background: radial-gradient(circle, rgba(128, 247, 210, 0.28), transparent 70%);
}

.card-label {
  color: var(--muted);
  font-weight: 700;
  margin-bottom: 10px;
}

.domain-card h2 {
  font-size: clamp(30px, 4vw, 44px);
  margin-bottom: 12px;
}

.domain-card p:not(.card-label) {
  color: var(--muted);
  line-height: 1.7;
  margin-bottom: 22px;
}

.content-box {
  border-radius: 28px;
  padding: 32px;
}

.content-box p,
.feature-card p,
.contact-panel p {
  color: var(--muted);
  line-height: 1.75;
  font-size: 17px;
}

.content-box p:last-child,
.feature-card p:last-child,
.contact-panel p:last-child {
  margin-bottom: 0;
}

.section-heading {
  max-width: 760px;
  margin-bottom: 34px;
}

.cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}

.feature-card {
  border-radius: 28px;
  padding: 28px;
  min-height: 250px;
}

.contact-panel {
  border-radius: 36px;
  padding: 34px;
  align-items: start;
}

.mail-link {
  display: inline-flex;
  color: var(--accent);
  font-weight: 800;
  margin-top: 12px;
}

.contact-form {
  display: grid;
  gap: 14px;
}

label {
  display: grid;
  gap: 7px;
  color: #dbe5f3;
  font-weight: 700;
  font-size: 14px;
}

input,
textarea {
  width: 100%;
  color: var(--text);
  background: rgba(255, 255, 255, 0.07);
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 14px 15px;
  font: inherit;
  outline: none;
}

textarea {
  resize: vertical;
}

input:focus,
textarea:focus {
  border-color: rgba(128, 247, 210, 0.65);
  box-shadow: 0 0 0 4px rgba(128, 247, 210, 0.08);
}

.form-note {
  font-size: 12px !important;
  line-height: 1.55 !important;
}

.site-footer {
  border-top: 1px solid var(--line);
  padding: 28px 0 38px;
  display: flex;
  justify-content: space-between;
  gap: 24px;
  color: var(--muted);
}

.site-footer strong {
  color: var(--text);
}

.site-footer p {
  margin: 8px 0 0;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  align-items: center;
  font-weight: 700;
}

.footer-links a:hover {
  color: var(--accent);
}

@media (max-width: 860px) {
  .nav {
    height: auto;
    padding: 18px 0;
    align-items: flex-start;
    flex-direction: column;
  }

  .nav-links {
    width: 100%;
    overflow-x: auto;
    padding-bottom: 2px;
  }

  .section {
    padding: 66px 0;
  }

  .hero {
    padding-top: 76px;
  }

  .hero-grid,
  .split,
  .contact-panel {
    grid-template-columns: 1fr;
  }

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

  .domain-card {
    min-height: 320px;
  }

  .site-footer {
    flex-direction: column;
  }
}

@media (max-width: 520px) {
  .nav,
  .section,
  .site-footer {
    width: min(100% - 28px, 1120px);
  }

  h1 {
    font-size: 44px;
  }

  .hero-actions,
  .button {
    width: 100%;
  }

  .domain-card,
  .content-box,
  .feature-card,
  .contact-panel {
    border-radius: 24px;
    padding: 22px;
  }
}