:root {
  --bg: #0f1419;
  --surface: #1a2332;
  --surface-2: #243044;
  --primary: #7c9cff;
  --primary-soft: rgba(124, 156, 255, 0.15);
  --accent: #5eead4;
  --text: #eef2ff;
  --muted: #94a3b8;
  --danger: #fb7185;
  --success: #4ade80;
  --radius: 18px;
  --shadow: 0 24px 60px rgba(0, 0, 0, 0.35);
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: "Segoe UI", system-ui, -apple-system, sans-serif;
  background: radial-gradient(circle at top, #1b2740 0%, var(--bg) 45%);
  color: var(--text);
  line-height: 1.65;
}

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

img, svg {
  display: block;
  max-width: 100%;
}

.container {
  width: min(1120px, calc(100% - 2rem));
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  backdrop-filter: blur(14px);
  background: rgba(15, 20, 25, 0.75);
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1rem 0;
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-weight: 700;
  font-size: 1.1rem;
}

.brand-icon {
  width: 42px;
  height: 42px;
  border-radius: 12px;
  object-fit: cover;
  box-shadow: var(--shadow);
  flex-shrink: 0;
}

.nav-links {
  display: flex;
  gap: 1.25rem;
  flex-wrap: wrap;
}

.nav-links a {
  color: var(--muted);
  font-size: 0.95rem;
}

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

.hero {
  padding: 4.5rem 0 3rem;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 3rem;
  align-items: center;
}

.eyebrow {
  display: inline-block;
  padding: 0.35rem 0.8rem;
  border-radius: 999px;
  background: var(--primary-soft);
  color: var(--primary);
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 1rem;
}

.hero h1 {
  font-size: clamp(2.2rem, 5vw, 3.6rem);
  line-height: 1.1;
  margin-bottom: 1rem;
}

.hero p.lead {
  color: var(--muted);
  font-size: 1.12rem;
  max-width: 38rem;
  margin-bottom: 1.75rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.85rem 1.25rem;
  border-radius: 12px;
  font-weight: 600;
  border: 1px solid transparent;
}

.btn-primary {
  background: linear-gradient(135deg, var(--primary), #6366f1);
  color: white;
}

.btn-secondary {
  border-color: rgba(255, 255, 255, 0.12);
  color: var(--text);
  background: rgba(255, 255, 255, 0.04);
}

.hero-card {
  background: linear-gradient(180deg, rgba(255,255,255,0.05), rgba(255,255,255,0.02));
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 28px;
  padding: 0.75rem;
  box-shadow: var(--shadow);
  overflow: hidden;
}

.hero-card--image {
  padding: 0.5rem;
}

.hero-image {
  width: 100%;
  height: auto;
  min-height: 360px;
  max-height: 520px;
  object-fit: cover;
  border-radius: 22px;
}

.feature-visual {
  border-radius: 16px;
  overflow: hidden;
  background: #0b1020;
  border: 1px solid rgba(255,255,255,0.06);
}

.feature-visual--large {
  aspect-ratio: 16 / 11;
  min-height: 280px;
}

.feature-visual img,
.feature-visual svg {
  width: 100%;
  height: 100%;
  min-height: 280px;
  object-fit: cover;
  padding: 0;
  margin: 0;
}

.card-media {
  overflow: hidden;
  border-radius: 14px;
  background: #0b1020;
}

.card-media--large {
  aspect-ratio: 16 / 12;
  min-height: 340px;
}

.card-media img,
.card-media svg {
  width: 100%;
  height: 100%;
  min-height: 340px;
  max-height: none;
  object-fit: cover;
  border-radius: 14px;
  background: #0b1020;
  padding: 0;
}

.showcase-image {
  margin-top: 2rem;
  border-radius: 24px;
  overflow: hidden;
  border: 1px solid rgba(255,255,255,0.08);
  box-shadow: var(--shadow);
  background: #0b1020;
}

.showcase-image img {
  width: 100%;
  min-height: 360px;
  max-height: 560px;
  object-fit: cover;
}

.card--feature {
  padding: 0;
  overflow: hidden;
}

.card--feature h3,
.card--feature p {
  padding: 0 1.35rem;
}

.card--feature p {
  padding-bottom: 1.35rem;
}

.card--feature h3 {
  padding-top: 1.25rem;
}

.card--media {
  padding: 0;
  overflow: hidden;
}

.card--media h3,
.card--media p {
  padding: 0 1.35rem 1.35rem;
}

.card--media h3 {
  padding-top: 1.25rem;
}

.download-panel {
  background: linear-gradient(135deg, rgba(124, 156, 255, 0.12), rgba(99, 102, 241, 0.06));
  border: 1px solid rgba(124, 156, 255, 0.22);
  border-radius: 24px;
  padding: 1.75rem;
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 1.5rem;
  align-items: center;
  box-shadow: var(--shadow);
}

.download-icon {
  width: 96px;
  height: 96px;
  border-radius: 22px;
  object-fit: cover;
  box-shadow: var(--shadow);
}

.download-meta {
  color: var(--muted);
  font-size: 0.95rem;
  margin-top: 0.35rem;
}

.download-steps {
  margin-top: 1.25rem;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
}

.download-steps .card {
  padding: 1rem;
}

.download-steps h4 {
  margin-bottom: 0.35rem;
}

.section {
  padding: 4rem 0;
}

.section-title {
  font-size: clamp(1.8rem, 3vw, 2.4rem);
  margin-bottom: 0.75rem;
}

.section-subtitle {
  color: var(--muted);
  max-width: 44rem;
  margin-bottom: 2rem;
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
}

.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.25rem;
}

.card {
  background: var(--surface);
  border: 1px solid rgba(255,255,255,0.07);
  border-radius: var(--radius);
  padding: 1.35rem;
  box-shadow: var(--shadow);
}

.card h3 {
  margin: 1rem 0 0.5rem;
}

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

.card ul {
  padding-left: 1.1rem;
}

.steps {
  counter-reset: step;
}

.step {
  display: grid;
  grid-template-columns: 56px 1fr;
  gap: 1rem;
  padding: 1.25rem 0;
  border-bottom: 1px solid rgba(255,255,255,0.06);
}

.step:last-child {
  border-bottom: none;
}

.step-number {
  width: 56px;
  height: 56px;
  border-radius: 16px;
  background: var(--primary-soft);
  color: var(--primary);
  display: grid;
  place-items: center;
  font-weight: 800;
  font-size: 1.2rem;
}

.command-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1rem;
}

.command {
  background: rgba(0,0,0,0.25);
  border: 1px dashed rgba(124,156,255,0.35);
  border-radius: 14px;
  padding: 1rem;
}

.command strong {
  display: block;
  color: var(--accent);
  margin-bottom: 0.35rem;
}

.badge-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 0.75rem;
}

.badge {
  font-size: 0.78rem;
  padding: 0.25rem 0.6rem;
  border-radius: 999px;
  background: rgba(255,255,255,0.06);
  color: var(--muted);
}

.arch-box {
  background: rgba(0,0,0,0.22);
  border-radius: 16px;
  padding: 1.25rem;
  font-family: Consolas, monospace;
  font-size: 0.92rem;
  color: #cbd5e1;
  overflow-x: auto;
  white-space: pre;
  line-height: 1.5;
}

.faq details {
  background: var(--surface);
  border: 1px solid rgba(255,255,255,0.07);
  border-radius: 14px;
  padding: 1rem 1.1rem;
  margin-bottom: 0.75rem;
}

.faq summary {
  cursor: pointer;
  font-weight: 600;
}

.faq p {
  color: var(--muted);
  margin-top: 0.75rem;
}

.site-footer {
  padding: 2rem 0 3rem;
  color: var(--muted);
  border-top: 1px solid rgba(255,255,255,0.06);
  font-size: 0.92rem;
}

@media (max-width: 900px) {
  .hero-grid,
  .grid-3,
  .grid-2,
  .command-grid,
  .download-panel,
  .download-steps {
    grid-template-columns: 1fr;
  }

  .hero-image {
    min-height: 260px;
  }

  .feature-visual--large,
  .feature-visual img {
    min-height: 220px;
  }

  .download-panel {
    text-align: center;
  }

  .download-icon {
    margin: 0 auto;
  }

  .nav-links {
    display: none;
  }
}