:root {
  color-scheme: light;
  --bg: #0c0f14;
  --bg-panel: #111723;
  --bg-soft: #151c2c;
  --accent: #29d3ff;
  --accent-strong: #6d4cff;
  --text: #e8eef6;
  --text-muted: #9aa6b2;
  --text-soft: #c6d0dd;
  --border: rgba(255, 255, 255, 0.08);
  --shadow: 0 28px 60px rgba(2, 8, 22, 0.45);
  --radius-lg: 24px;
  --radius-md: 16px;
  --radius-sm: 12px;
  --font-body: "IBM Plex Sans", sans-serif;
  --font-display: "Space Grotesk", sans-serif;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--text);
  background: radial-gradient(circle at 10% 10%, rgba(109, 76, 255, 0.25), transparent 45%),
    radial-gradient(circle at 90% 20%, rgba(41, 211, 255, 0.2), transparent 50%),
    var(--bg);
  min-height: 100vh;
}

a {
  color: #34bfff;
  text-decoration: none;
}

.background-grid {
  position: fixed;
  inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.04) 1px, transparent 1px);
  background-size: 80px 80px;
  pointer-events: none;
  opacity: 0.35;
  z-index: 0;
}

.site-shell {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  backdrop-filter: blur(16px);
  background: rgba(12, 15, 20, 0.75);
  border-bottom: 1px solid var(--border);
}

.header-inner {
  max-width: 1400px;
  margin: 0 auto;
  padding: 18px 24px;
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 24px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 12px;
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--text);
  text-decoration: none;
}

#logo-img {
  filter: invert(1);
}

.site-nav {
  display: flex;
  justify-content: center;
  gap: 20px;
}

.site-nav a {
  color: var(--text-soft);
  text-decoration: none;
  font-size: 0.95rem;
  transition: color 0.2s ease;
}

.site-nav a:hover {
  color: var(--accent);
}

.cta-button {
  background: linear-gradient(120deg, var(--accent), var(--accent-strong));
  color: #0b0f16;
  padding: 10px 18px;
  border-radius: 999px;
  text-decoration: none;
  font-weight: 600;
  font-size: 0.95rem;
  box-shadow: 0 12px 30px rgba(41, 211, 255, 0.25);
}

.site-main {
  flex: 1;
}

.page-wrapper {
  max-width: 1400px;
  margin: 0 auto;
  padding: 48px 24px 80px;
}

.hero {
  display: grid;
  gap: 32px;
  grid-template-columns: minmax(0, 1.2fr) minmax(0, 0.8fr);
  align-items: center;
}

.hero h1 {
  font-family: var(--font-display);
  font-size: clamp(2.6rem, 4vw, 3.8rem);
  line-height: 1.1;
  margin: 0 0 16px;
}

.hero p {
  color: var(--text-soft);
  font-size: 1.05rem;
  line-height: 1.6;
}

.hero-card {
  background: var(--bg-panel);
  border-radius: var(--radius-lg);
  padding: 28px;
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
}

.hero-card h3 {
  font-family: var(--font-display);
  margin: 0 0 12px;
}

pre code {
  display: block;
  padding: 14px;
  background: #0b111c;
  border-radius: 12px;
  color: var(--accent);
  font-size: 0.9rem;
  overflow: scroll;
}

.hero-actions {
  display: flex;
  gap: 12px;
  align-items: center;
}

.primary-button,
.ghost-button {
  text-decoration: none;
  padding: 12px 18px;
  border-radius: 12px;
  font-weight: 600;
  font-size: 0.95rem;
}

.primary-button {
  background: linear-gradient(120deg, var(--accent), var(--accent-strong));
  color: #0b0f16;
}

.ghost-button {
  color: var(--text);
  border: 1px solid var(--border);
}

.section {
  margin-top: 72px;
}

.section-title {
  font-family: var(--font-display);
  font-size: 1.8rem;
  margin-bottom: 20px;
}

.feature-grid {
  display: grid;
  gap: 18px;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
}

.feature-card {
  background: var(--bg-soft);
  border-radius: var(--radius-md);
  padding: 20px;
  border: 1px solid var(--border);
}

.feature-card h4 {
  margin: 0 0 10px;
  font-family: var(--font-display);
}

.creator-note {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 16px;
  padding: 18px 20px;
  border-radius: var(--radius-md);
  border: 1px dashed rgba(255, 255, 255, 0.18);
  background: rgba(17, 23, 35, 0.5);
  color: var(--text-soft);
  margin-top: 28px;
}

.creator-note .avatar {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  object-fit: cover;
  border: 2px solid rgba(255, 255, 255, 0.15);
}

.creator-note .note-title {
  font-family: var(--font-display);
  font-size: 0.95rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-muted);
  margin-bottom: 6px;
}

.creator-note blockquote {
  margin: 0;
  font-size: 1rem;
}

.docs-layout {
  display: grid;
  gap: 32px;
  grid-template-columns: 260px minmax(0, 1fr);
}

.docs-sidebar {
  position: sticky;
  top: 90px;
  align-self: start;
}

.docs-sidebar {

}

.docs-sidebar .sidebar-section {
  margin-top: 18px;
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-muted);
}

.docs-sidebar a {
  display: block;
  padding: 8px 0;
  color: var(--text-soft);
  text-decoration: none;
}

.docs-sidebar a:hover {
  color: var(--accent);
}

.docs-sidebar a.is-active {
  color: var(--accent);
  font-weight: 600;
}

.docs-content {
  background: linear-gradient(154deg, rgba(16, 16, 16, 0.5), transparent);
  padding: 0 40px;
  border-radius: 10px;
}

.docs-content-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 220px;
  gap: 32px;
  align-items: start;
}

.docs-content .markdown-body {
  padding: 8px 0 0;
  color: var(--text-soft);
  line-height: 1.7;
}

.docs-content h1,
.docs-content h2,
.docs-content h3 {
  color: var(--text);
  font-family: var(--font-display);
}

.docs-onpage {
  position: sticky;
  top: 150px;
  padding: 16px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: rgba(17, 23, 35, 0.6);
  color: var(--text-muted);
  font-size: 0.9rem;
}

.docs-onpage .toc-item {
  display: block;
  color: var(--text-muted);
  text-decoration: none;
  margin-top: 8px;
  font-size: 0.9rem;
}

.docs-onpage .toc-item:hover {
  color: var(--accent);
}

.docs-onpage .toc-level-2 {
  padding-left: 8px;
}

.docs-onpage .toc-level-3 {
  padding-left: 16px;
  font-size: 0.85rem;
}

.docs-nav {
  margin-top: 48px;
  display: flex;
  justify-content: space-between;
  gap: 16px;
}

.docs-nav a {
  flex: 1;
  border: 1px solid var(--border);
  padding: 14px 18px;
  border-radius: var(--radius-md);
  text-decoration: none;
  color: var(--text);
  background: rgba(17, 23, 35, 0.5);
}

.docs-nav span {
  display: block;
  color: var(--text-muted);
  font-size: 0.85rem;
}

.site-footer {
  border-top: 1px solid var(--border);
  padding: 24px;
}

.footer-inner {
  max-width: 1400px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  color: var(--text-muted);
  font-size: 0.9rem;
}

@media (max-width: 1024px) {
  .hero {
    grid-template-columns: 1fr;
  }

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

  .docs-sidebar {
    position: static;
    border: none;
    padding: 0;
  }

  .docs-content-grid {
    grid-template-columns: 1fr;
  }

  .docs-onpage {
    position: static;
  }
}

@media (max-width: 720px) {
  .header-inner {
    grid-template-columns: 1fr;
  }

  .site-nav {
    justify-content: flex-start;
    flex-wrap: wrap;
  }

  .hero-actions {
    flex-direction: column;
    align-items: flex-start;
  }

  .footer-inner {
    flex-direction: column;
    gap: 8px;
  }
}