:root {
  --bg: #0b1020;
  --bg-soft: #121a30;
  --text: #eef2ff;
  --text-soft: #b5bed9;
  --primary: #6d7cff;
  --primary-hover: #5667ff;
  --line: #263251;
  --card: #121b34;
  --max: 1080px;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
}

body {
  font-family: Arial, sans-serif;
  color: var(--text);
  background: radial-gradient(circle at top, #1a2448 0%, var(--bg) 50%);
  line-height: 1.55;
  overflow-x: hidden;
}

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

.wrapper {
  width: 100%;
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 20px;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  backdrop-filter: blur(8px);
  background: rgba(11, 16, 32, 0.8);
  border-bottom: 1px solid var(--line);
}

.header-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 68px;
}

.brand {
  font-weight: 700;
  letter-spacing: 0.4px;
  font-size: 1.2rem;
}

.site-nav {
  display: flex;
  gap: 18px;
}

.site-nav a {
  color: var(--text-soft);
}

.site-nav a.active,
.site-nav a:hover {
  color: var(--text);
}

.menu-toggle {
  display: none;
  border: 1px solid var(--line);
  background: transparent;
  color: var(--text);
  border-radius: 10px;
  padding: 8px 10px;
}

.hero {
  padding: 72px 0 48px;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 24px;
  align-items: center;
}

.eyebrow {
  color: #9fb0ff;
  text-transform: uppercase;
  letter-spacing: 1px;
  font-size: 0.82rem;
  margin: 0 0 8px;
}

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

h1 {
  font-size: clamp(2rem, 5vw, 3rem);
  line-height: 1.2;
  margin-bottom: 14px;
}

.lead {
  color: var(--text-soft);
  max-width: 56ch;
}

.hero-card,
.card,
.page-shell {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 16px;
}

.hero-card {
  padding: 22px;
}

.hero-image {
  display: block;
  width: 100%;
  max-width: 260px;
  margin: 0 auto 14px;
  border-radius: 12px;
  border: 1px solid var(--line);
}

.hero-card ul {
  margin: 10px 0 0;
  padding-left: 18px;
  color: var(--text-soft);
}

.cta-row {
  display: flex;
  gap: 10px;
  margin-top: 18px;
  flex-wrap: wrap;
}

.btn {
  display: inline-block;
  border-radius: 11px;
  padding: 11px 16px;
  font-weight: 600;
  text-align: center;
}

.btn-primary {
  background: var(--primary);
}

.btn-primary:hover {
  background: var(--primary-hover);
}

.btn-secondary {
  border: 1px solid var(--line);
  color: var(--text-soft);
}

.section {
  padding: 38px 0;
}

.section-alt {
  background: rgba(15, 24, 48, 0.5);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
}

.card {
  padding: 18px;
}

.card p {
  color: var(--text-soft);
  margin-bottom: 0;
}

.centered {
  text-align: center;
}

.site-footer {
  border-top: 1px solid var(--line);
  margin-top: 38px;
}

.footer-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding-top: 20px;
  padding-bottom: 20px;
}

.footer-row p {
  margin: 0;
  color: var(--text-soft);
}

.footer-row nav {
  display: flex;
  gap: 14px;
  color: var(--text-soft);
}

.page {
  padding: 36px 0 18px;
}

.page-shell {
  padding: 24px;
}

.page-shell h1 {
  font-size: 2rem;
  margin-bottom: 8px;
}

.page-shell p,
.page-shell li {
  color: var(--text-soft);
}

label {
  display: block;
}

.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
}

.form-grid .full {
  grid-column: 1 / -1;
}

input,
textarea {
  width: 100%;
  background: #0d1429;
  color: var(--text);
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 10px 11px;
  font: inherit;
}

textarea {
  min-height: 110px;
  resize: vertical;
}

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

  .footer-row {
    display: grid;
    justify-content: start;
  }

  .menu-toggle {
    display: block;
    min-height: 42px;
    min-width: 78px;
  }

  .site-nav {
    display: none;
    position: absolute;
    top: 68px;
    left: 0;
    right: 0;
    background: #0b1020;
    border-bottom: 1px solid var(--line);
    padding: 14px 20px;
    flex-direction: column;
    gap: 10px;
  }

  .site-nav a {
    display: block;
    padding: 10px 0;
  }

  .site-nav.open {
    display: flex;
  }

  .hero {
    padding: 40px 0 28px;
  }

  .section {
    padding: 28px 0;
  }

  .page {
    padding: 22px 0 12px;
  }

  .page-shell {
    padding: 16px;
  }

  .cta-row {
    width: 100%;
  }

  .cta-row .btn {
    flex: 1 1 100%;
    width: 100%;
  }

  .hero-image {
    max-width: 220px;
  }
}

@media (max-width: 560px) {
  .wrapper {
    padding: 0 14px;
  }

  .header-row {
    min-height: 62px;
  }

  .brand {
    font-size: 1.05rem;
  }

  h1 {
    font-size: 1.8rem;
    line-height: 1.24;
  }

  h2 {
    font-size: 1.35rem;
    line-height: 1.3;
  }

  .lead,
  .page-shell p,
  .page-shell li {
    font-size: 0.97rem;
  }

  .card {
    padding: 14px;
  }

  .btn {
    min-height: 44px;
    padding: 12px 14px;
  }

  input,
  textarea {
    min-height: 44px;
  }

  textarea {
    min-height: 120px;
  }

  .footer-row nav {
    display: grid;
    gap: 8px;
  }
}