:root {
  color-scheme: dark;
  --bg: #06070d;
  --surface: #0e101a;
  --surface-alt: #131627;
  --text: #f4f7ff;
  --muted: #adb4c7;
  --brand: #7aa2ff;
  --brand-strong: #4c7dff;
  --accent: #54d6a1;
  --border: rgba(122, 162, 255, 0.18);
  --shadow: 0 24px 48px rgba(6, 15, 35, 0.35);
  --radius-lg: 20px;
  --radius-md: 14px;
  --radius-sm: 10px;
  --max-width: 1180px;
  font-size: 16px;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
  background: radial-gradient(1200px 800px at 15% -10%, rgba(122, 162, 255, 0.18), transparent 55%),
    radial-gradient(900px 700px at 85% 10%, rgba(84, 214, 161, 0.12), transparent 60%),
    var(--bg);
  color: var(--text);
  font-family: "Inter", "Segoe UI", -apple-system, BlinkMacSystemFont, "Helvetica Neue", Arial, sans-serif;
  line-height: 1.6;
}

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

a:hover,
a:focus {
  text-decoration: underline;
}

img {
  max-width: 100%;
  height: auto;
}

.wrap {
  width: min(100%, var(--max-width));
  margin: 0 auto;
  padding: 0 24px;
}

header {
  position: sticky;
  top: 0;
  z-index: 40;
  backdrop-filter: saturate(160%) blur(18px);
  background: rgba(6, 7, 13, 0.85);
  border-bottom: 1px solid rgba(122, 162, 255, 0.1);
}

.navbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
  padding: 18px 0;
}

.brand {
  display: flex;
  align-items: center;
  gap: 14px;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  font-size: 0.95rem;
}

.brand-mark {
  width: 32px;
  height: 32px;
  border-radius: 12px;
  background: linear-gradient(135deg, var(--brand), #b389ff);
  box-shadow: 0 12px 28px rgba(122, 162, 255, 0.35);
}

.brand-tagline {
  display: inline-flex;
  align-items: center;
  padding: 6px 12px;
  border-radius: 999px;
  background: rgba(122, 162, 255, 0.1);
  border: 1px solid rgba(122, 162, 255, 0.3);
  font-size: 0.75rem;
  letter-spacing: 0.04em;
  text-transform: none;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 18px;
}

.nav-links a {
  color: var(--muted);
  font-weight: 500;
}

.nav-links a:hover,
.nav-links a:focus {
  color: var(--text);
}

.nav-cta {
  display: flex;
  align-items: center;
  gap: 12px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 18px;
  border-radius: 999px;
  border: 1px solid rgba(122, 162, 255, 0.25);
  background: rgba(122, 162, 255, 0.12);
  color: var(--text);
  font-weight: 600;
  box-shadow: var(--shadow);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.btn:hover,
.btn:focus {
  transform: translateY(-1px);
  box-shadow: 0 18px 32px rgba(6, 15, 35, 0.4);
  text-decoration: none;
}

.btn-primary {
  background: linear-gradient(135deg, var(--brand), var(--brand-strong));
  color: #05060a;
  border-color: transparent;
}

.btn-ghost {
  background: transparent;
  border-color: rgba(122, 162, 255, 0.25);
}

main section {
  padding: clamp(48px, 12vw, 90px) 0;
}

section h1,
section h2,
section h3 {
  font-weight: 700;
  letter-spacing: -0.01em;
}

.hero {
  padding-top: clamp(36px, 8vw, 64px);
}

.hero h1 {
  font-size: clamp(2.5rem, 5vw, 4.5rem);
  line-height: 1.05;
  margin-bottom: 18px;
}

.hero p {
  color: var(--muted);
  font-size: clamp(1.05rem, 2.4vw, 1.25rem);
  max-width: 780px;
}

.hero .cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 28px;
}

.hero .trust-strip {
  margin-top: 28px;
  display: inline-flex;
  gap: 8px;
  flex-wrap: wrap;
  align-items: center;
  font-size: 0.95rem;
  color: var(--muted);
  padding: 10px 16px;
  border-radius: 999px;
  border: 1px solid rgba(173, 180, 199, 0.35);
  background: rgba(122, 162, 255, 0.08);
}

.grid {
  display: grid;
  gap: 22px;
}

.grid-3 {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.grid-2 {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.grid-4 {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.card {
  background: linear-gradient(180deg, rgba(19, 22, 39, 0.85), rgba(12, 14, 24, 0.9));
  border: 1px solid rgba(122, 162, 255, 0.14);
  border-radius: var(--radius-lg);
  padding: 24px;
  box-shadow: 0 18px 36px rgba(6, 10, 24, 0.4);
}

.card h3 {
  font-size: 1.25rem;
  margin-top: 0;
}

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

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

.band {
  border-radius: var(--radius-lg);
  padding: clamp(28px, 6vw, 48px);
  background: linear-gradient(135deg, rgba(122, 162, 255, 0.18), rgba(76, 125, 255, 0.12));
  border: 1px solid rgba(122, 162, 255, 0.35);
  box-shadow: var(--shadow);
}

.band p {
  margin: 14px 0 0;
  color: var(--muted);
  font-size: 1.05rem;
}

.list-checks {
  display: grid;
  gap: 12px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.list-checks li::before {
  content: "✔";
  color: var(--accent);
  margin-right: 10px;
}

.icp-grid {
  display: grid;
  gap: 18px;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}

.icp-tile {
  padding: 20px;
  border-radius: var(--radius-md);
  border: 1px solid rgba(122, 162, 255, 0.2);
  background: rgba(14, 16, 26, 0.9);
  box-shadow: 0 14px 30px rgba(8, 12, 24, 0.35);
}

.icp-tile h3 {
  margin-top: 0;
}

.cta-band {
  text-align: center;
  border-radius: var(--radius-lg);
  background: linear-gradient(135deg, rgba(76, 125, 255, 0.25), rgba(122, 162, 255, 0.18));
  border: 1px solid rgba(122, 162, 255, 0.4);
  box-shadow: var(--shadow);
}

.cta-band h2 {
  font-size: clamp(2rem, 4vw, 2.8rem);
}

.cta-band p {
  color: rgba(244, 247, 255, 0.78);
  max-width: 560px;
  margin: 0.5rem auto 2rem;
}

.cta-band .cta-row {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 14px;
}

footer {
  margin-top: clamp(48px, 8vw, 80px);
  border-top: 1px solid rgba(122, 162, 255, 0.16);
  background: rgba(6, 7, 13, 0.9);
  padding: clamp(36px, 6vw, 60px) 0;
}

.footer-grid {
  display: grid;
  gap: 24px;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
}

.footer-grid h4 {
  margin: 0 0 12px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 0.85rem;
}

.footer-grid ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.footer-meta {
  margin-top: 32px;
  color: var(--muted);
  font-size: 0.9rem;
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.sidebar-layout {
  display: grid;
  grid-template-columns: minmax(220px, 280px) 1fr;
  gap: 32px;
  align-items: start;
}

.sidebar {
  position: sticky;
  top: 110px;
  display: grid;
  gap: 10px;
  padding: 20px;
  border-radius: var(--radius-lg);
  border: 1px solid rgba(122, 162, 255, 0.18);
  background: rgba(14, 16, 26, 0.85);
}

.sidebar h2 {
  font-size: 1.1rem;
  margin: 0 0 6px;
}

.sidebar nav ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 8px;
}

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

.sidebar nav a:hover,
.sidebar nav a:focus {
  color: var(--text);
}

.docs-content {
  background: rgba(14, 16, 26, 0.88);
  border-radius: var(--radius-lg);
  border: 1px solid rgba(122, 162, 255, 0.2);
  padding: clamp(28px, 6vw, 48px);
  box-shadow: var(--shadow);
}

pre, code {
  font-family: "JetBrains Mono", "Fira Code", "SFMono-Regular", Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
  font-size: 0.9rem;
}

pre {
  margin: 0;
  background: rgba(3, 5, 15, 0.9);
  border-radius: var(--radius-md);
  border: 1px solid rgba(122, 162, 255, 0.2);
  padding: 20px;
  overflow-x: auto;
}

form {
  display: grid;
  gap: 18px;
}

form label {
  display: grid;
  gap: 8px;
  font-weight: 600;
}


fieldset.form-control {
  display: grid;
  gap: 12px;
  border: 1px solid rgba(122, 162, 255, 0.2);
  border-radius: var(--radius-md);
  padding: 16px 18px;
  background: rgba(14, 16, 26, 0.85);
  margin: 0;
}

.field-label {
  font-weight: 600;
  padding: 0 6px;
  font-size: 1rem;
}

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

.checkbox-label {
  font-weight: 500;
}

input[type="text"],
input[type="email"],
textarea,
select {
  background: rgba(14, 16, 26, 0.85);
  border: 1px solid rgba(122, 162, 255, 0.2);
  border-radius: var(--radius-md);
  padding: 12px 14px;
  color: var(--text);
  font-size: 1rem;
}

textarea {
  min-height: 140px;
  resize: vertical;
}

input[type="checkbox"] {
  width: 20px;
  height: 20px;
  accent-color: var(--brand);
}

.form-actions {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  align-items: center;
}

.notice {
  padding: 16px 18px;
  border-radius: var(--radius-md);
  border: 1px solid rgba(84, 214, 161, 0.4);
  background: rgba(84, 214, 161, 0.12);
  color: rgba(244, 247, 255, 0.92);
}

@media (max-width: 960px) {
  .nav-links {
    display: none;
  }

  .sidebar-layout {
    grid-template-columns: 1fr;
  }

  .sidebar {
    position: static;
  }
}

@media (max-width: 640px) {
  .navbar {
    flex-direction: column;
    align-items: flex-start;
    gap: 16px;
  }

  .hero .cta-row,
  .cta-band .cta-row {
    flex-direction: column;
    align-items: stretch;
  }

  main section {
    padding: 40px 0;
  }

  footer {
    padding: 40px 0;
  }
}