:root {
  --bg: #0b1020;
  --bg2: #111936;
  --card: #151f3f;
  --text: #edf2ff;
  --muted: #9fb0d0;
  --line: rgba(255,255,255,.12);
  --accent: #6ee7f9;
  --accent2: #a78bfa;
  --white: #ffffff;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: Arial, Helvetica, sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at 10% 10%, rgba(103,232,249,.15), transparent 30%),
    radial-gradient(circle at 90% 0%, rgba(167,139,250,.18), transparent 28%),
    linear-gradient(180deg, var(--bg), #080b16 70%);
  line-height: 1.6;
}

a {
  color: var(--accent);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

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

.header {
  position: sticky;
  top: 0;
  z-index: 10;
  background: rgba(11,16,32,.82);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--line);
}

.nav {
  min-height: 76px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.brand {
  display: flex;
  align-items: center;
  gap: 14px;
}

.link-reset {
  color: inherit;
}

.link-reset:hover {
  text-decoration: none;
}

.brand-mark {
  width: 42px;
  height: 42px;
  border-radius: 14px;
  display: grid;
  place-items: center;
  color: #08101c;
  font-weight: 800;
  background: linear-gradient(135deg, var(--accent), var(--accent2));
}

.brand-title {
  font-size: 18px;
  font-weight: 800;
  letter-spacing: .2px;
}

.brand-subtitle {
  font-size: 12px;
  color: var(--muted);
}

.menu {
  display: flex;
  gap: 24px;
  font-size: 14px;
}

.menu a {
  color: var(--muted);
}

.menu a:hover {
  color: var(--white);
  text-decoration: none;
}

.hero {
  padding: 92px 0 72px;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.1fr .9fr;
  gap: 48px;
  align-items: center;
}

.badge {
  display: inline-flex;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--accent);
  padding: 7px 12px;
  font-size: 13px;
  margin-bottom: 24px;
  background: rgba(255,255,255,.04);
}

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

h1 {
  font-size: clamp(36px, 6vw, 64px);
  line-height: 1.02;
  margin-bottom: 24px;
  letter-spacing: -1.5px;
}

h2 {
  font-size: clamp(28px, 4vw, 42px);
  line-height: 1.1;
  margin-bottom: 18px;
}

h3 {
  font-size: 20px;
  margin-bottom: 12px;
}

.lead {
  font-size: 19px;
  color: var(--muted);
  max-width: 690px;
}

.actions {
  display: flex;
  gap: 14px;
  margin-top: 32px;
  flex-wrap: wrap;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 0 18px;
  border-radius: 12px;
  font-weight: 700;
  border: 1px solid var(--line);
}

.button:hover {
  text-decoration: none;
}

.primary {
  color: #07101c;
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  border: none;
}

.secondary {
  color: var(--text);
  background: rgba(255,255,255,.05);
}

.panel {
  border: 1px solid var(--line);
  background: rgba(21,31,63,.78);
  border-radius: 24px;
  overflow: hidden;
  box-shadow: 0 24px 80px rgba(0,0,0,.32);
}

.panel-top {
  display: flex;
  gap: 8px;
  padding: 16px;
  border-bottom: 1px solid var(--line);
  background: rgba(255,255,255,.04);
}

.panel-top span {
  width: 11px;
  height: 11px;
  border-radius: 50%;
  background: rgba(255,255,255,.35);
}

.terminal {
  padding: 28px;
  font-family: Consolas, Monaco, monospace;
  color: #d9faff;
}

.terminal p {
  margin: 0 0 14px;
}

.section {
  padding: 76px 0;
}

.muted {
  background: rgba(255,255,255,.035);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.two-col {
  display: grid;
  grid-template-columns: 1fr .8fr;
  gap: 32px;
}

.note,
.card,
.contact-box,
.content {
  border: 1px solid var(--line);
  background: rgba(21,31,63,.6);
  border-radius: 24px;
  padding: 28px;
}

.cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
  margin-top: 26px;
}

.card p,
.note p,
.content p {
  color: var(--muted);
}

.contact-box {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.footer {
  border-top: 1px solid var(--line);
  padding: 28px 0;
  color: var(--muted);
  font-size: 14px;
}

.footer-grid {
  display: flex;
  justify-content: space-between;
  gap: 20px;
}

.content {
  max-width: 860px;
}

@media (max-width: 860px) {
  .hero-grid,
  .two-col,
  .cards {
    grid-template-columns: 1fr;
  }

  .menu {
    display: none;
  }

  .contact-box,
  .footer-grid {
    align-items: flex-start;
    flex-direction: column;
  }
}