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

:root {
  --bg: #0a0a0f;
  --surface: #13131a;
  --border: #1e1e2e;
  --text: #e0e0f0;
  --dim: #7070a0;
  --accent: #6366f1;
  --accent-dim: #4f52c9;
  --success: #22c55e;
  --warn: #f59e0b;
  --radius: 12px;
  --max: 960px;
}

body {
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

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

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

/* NAV */
nav {
  border-bottom: 1px solid var(--border);
  padding: 16px 0;
  position: sticky;
  top: 0;
  background: color-mix(in srgb, var(--bg) 90%, transparent);
  backdrop-filter: blur(12px);
  z-index: 10;
}
nav .inner {
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.logo { font-weight: 700; font-size: 18px; color: var(--text); }
.logo span { color: var(--accent); }
nav ul { list-style: none; display: flex; gap: 32px; }
nav ul a { color: var(--dim); font-size: 14px; }
nav ul a:hover { color: var(--text); text-decoration: none; }
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 20px;
  border-radius: 8px;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  border: none;
  transition: background 0.15s;
}
.btn-primary { background: var(--accent); color: #fff; }
.btn-primary:hover { background: var(--accent-dim); text-decoration: none; }
.btn-outline { background: transparent; color: var(--text); border: 1px solid var(--border); }
.btn-outline:hover { background: var(--surface); text-decoration: none; }

/* HERO */
.hero {
  padding: 96px 0 80px;
  text-align: center;
}
.badge {
  display: inline-block;
  padding: 4px 12px;
  background: color-mix(in srgb, var(--accent) 15%, transparent);
  border: 1px solid color-mix(in srgb, var(--accent) 30%, transparent);
  border-radius: 99px;
  font-size: 12px;
  font-weight: 600;
  color: var(--accent);
  margin-bottom: 24px;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}
.hero h1 {
  font-size: clamp(36px, 6vw, 64px);
  font-weight: 800;
  letter-spacing: -1.5px;
  line-height: 1.1;
  margin-bottom: 20px;
}
.hero h1 em { font-style: normal; color: var(--accent); }
.hero p {
  font-size: 18px;
  color: var(--dim);
  max-width: 560px;
  margin: 0 auto 40px;
  line-height: 1.7;
}
.hero-actions { display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; }
.hero-actions .btn { padding: 14px 28px; font-size: 16px; }

.hero-note {
  margin-top: 16px;
  font-size: 13px;
  color: var(--dim);
}

/* SOCIAL PROOF */
.social-proof {
  padding: 16px 0 64px;
  text-align: center;
}
.social-proof p {
  font-size: 13px;
  color: var(--dim);
  margin-bottom: 12px;
}
.trust-row {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 24px;
  flex-wrap: wrap;
}
.trust-item {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  color: var(--dim);
}
.trust-item .dot { width: 6px; height: 6px; border-radius: 50%; background: var(--success); }

/* HOW IT WORKS */
.section { padding: 80px 0; }
.section-label {
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 12px;
}
.section h2 {
  font-size: clamp(28px, 4vw, 42px);
  font-weight: 800;
  letter-spacing: -0.5px;
  margin-bottom: 16px;
}
.section > .wrap > p {
  color: var(--dim);
  font-size: 17px;
  max-width: 560px;
  margin-bottom: 48px;
}

.steps { display: flex; flex-direction: column; gap: 16px; max-width: 640px; }
.step {
  display: flex;
  gap: 20px;
  align-items: flex-start;
  padding: 24px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
}
.step-num {
  width: 32px;
  height: 32px;
  border-radius: 8px;
  background: color-mix(in srgb, var(--accent) 15%, transparent);
  border: 1px solid color-mix(in srgb, var(--accent) 30%, transparent);
  color: var(--accent);
  font-weight: 700;
  font-size: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.step-body strong { display: block; font-size: 15px; margin-bottom: 4px; }
.step-body span { font-size: 13px; color: var(--dim); }

/* FEATURES */
.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 16px;
}
.feat {
  padding: 24px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
}
.feat-icon { font-size: 24px; margin-bottom: 12px; }
.feat strong { display: block; font-size: 15px; margin-bottom: 6px; }
.feat p { font-size: 13px; color: var(--dim); line-height: 1.6; }

/* PRICING */
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 16px;
  max-width: 720px;
}
.plan {
  padding: 28px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
}
.plan.featured {
  border-color: var(--accent);
  background: color-mix(in srgb, var(--accent) 5%, var(--surface));
}
.plan-name { font-size: 13px; font-weight: 700; text-transform: uppercase; letter-spacing: 0.05em; color: var(--dim); margin-bottom: 8px; }
.plan.featured .plan-name { color: var(--accent); }
.plan-price { font-size: 36px; font-weight: 800; margin-bottom: 4px; }
.plan-price span { font-size: 16px; font-weight: 400; color: var(--dim); }
.plan-desc { font-size: 13px; color: var(--dim); margin-bottom: 20px; }
.plan ul { list-style: none; display: flex; flex-direction: column; gap: 10px; margin-bottom: 24px; }
.plan li { font-size: 14px; display: flex; gap: 8px; align-items: flex-start; }
.plan li::before { content: "✓"; color: var(--success); font-weight: 700; flex-shrink: 0; }
.plan li.dim::before { content: "—"; color: var(--border); }
.plan li.dim { color: var(--dim); }

/* OPEN SOURCE */
.os-box {
  display: flex;
  align-items: flex-start;
  gap: 20px;
  padding: 32px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
}
.os-box svg { flex-shrink: 0; color: var(--text); }
.os-box h3 { font-size: 18px; margin-bottom: 8px; }
.os-box p { font-size: 14px; color: var(--dim); margin-bottom: 16px; }
.os-box a.btn { display: inline-flex; }

/* CTA BOTTOM */
.cta-bottom {
  padding: 80px 0;
  text-align: center;
  border-top: 1px solid var(--border);
}
.cta-bottom h2 { font-size: 36px; font-weight: 800; letter-spacing: -0.5px; margin-bottom: 12px; }
.cta-bottom p { color: var(--dim); margin-bottom: 32px; }

/* FOOTER */
footer {
  border-top: 1px solid var(--border);
  padding: 32px 0;
  color: var(--dim);
  font-size: 13px;
}
footer .inner {
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
}
footer ul { list-style: none; display: flex; gap: 20px; }
footer a { color: var(--dim); }
footer a:hover { color: var(--text); }

/* INNER PAGES */
.page-hero { padding: 64px 0 48px; border-bottom: 1px solid var(--border); margin-bottom: 48px; }
.page-hero h1 { font-size: 36px; font-weight: 800; letter-spacing: -0.5px; margin-bottom: 8px; }
.page-hero p { color: var(--dim); }
.prose { max-width: 680px; padding-bottom: 80px; }
.prose h2 { font-size: 20px; font-weight: 700; margin: 36px 0 12px; }
.prose h3 { font-size: 16px; font-weight: 600; margin: 24px 0 8px; color: var(--dim); }
.prose p, .prose li { font-size: 15px; color: var(--dim); line-height: 1.7; margin-bottom: 12px; }
.prose ul { padding-left: 20px; }
.prose strong { color: var(--text); }
.prose .tag {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 4px;
  font-size: 12px;
  font-weight: 600;
  font-family: monospace;
}
.prose .tag.a { background: color-mix(in srgb, var(--warn) 15%, transparent); color: var(--warn); }
.prose .tag.t { background: color-mix(in srgb, var(--success) 15%, transparent); color: var(--success); }

@media (max-width: 640px) {
  nav ul { display: none; }
  .hero { padding: 64px 0 48px; }
  .os-box { flex-direction: column; }
  footer .inner { flex-direction: column; align-items: flex-start; }
}