:root {
  --bg: #0f0a1a;
  --panel: #1a1226;
  --panel-hover: #241a33;
  --border: #33254a;
  --text: #e5e0f5;
  --text-muted: #9d94b8;
  --accent: #a78bfa;
  --accent-hover: #c4b5fd;
  --accent-dim: #6d28d9;
  --font: system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font);
  line-height: 1.5;
}

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

.container {
  max-width: 1080px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* Nav */
.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.25rem 0;
  border-bottom: 1px solid var(--border);
}
.nav .wordmark {
  font-weight: 700;
  font-size: 1.25rem;
  color: var(--text);
  text-decoration: none;
}
.nav-links {
  display: flex;
  align-items: center;
  gap: 1.5rem;
}
.nav-links a { color: var(--text-muted); text-decoration: none; font-size: 0.9375rem; }
.nav-links a:hover { color: var(--text); }
.nav-links .btn-primary,
.nav-links .btn-primary:hover { color: #150c26; }

.btn {
  display: inline-block;
  padding: 0.65rem 1.4rem;
  border-radius: 8px;
  font-weight: 600;
  font-size: 0.9375rem;
  text-decoration: none;
  border: 1px solid transparent;
  cursor: pointer;
}
.btn-primary { background: var(--accent); color: #150c26; }
.btn-primary:hover { background: var(--accent-hover); color: #150c26; }
.btn-secondary { background: transparent; color: var(--text); border-color: var(--border); }
.btn-secondary:hover { border-color: var(--accent); color: var(--accent); }

/* Hero */
.hero {
  position: relative;
  padding: 6rem 0 5rem;
  text-align: center;
  overflow: hidden;
}
.hero::before {
  content: '';
  position: absolute;
  top: -20%;
  left: 50%;
  transform: translateX(-50%);
  width: 60rem;
  height: 30rem;
  background: radial-gradient(ellipse at center, var(--accent-dim) 0%, transparent 70%);
  opacity: 0.35;
  pointer-events: none;
  z-index: 0;
}
.hero > * { position: relative; z-index: 1; }
.hero h1 {
  font-size: clamp(2rem, 5vw, 3.25rem);
  line-height: 1.15;
  margin: 0 0 1.25rem;
  max-width: 46rem;
  margin-left: auto;
  margin-right: auto;
}
.hero p.lead {
  font-size: 1.125rem;
  color: var(--text-muted);
  max-width: 38rem;
  margin: 0 auto 2rem;
}
.hero .cta-row { display: flex; gap: 1rem; justify-content: center; flex-wrap: wrap; }
.hero .fine-print { margin-top: 1.5rem; font-size: 0.875rem; color: var(--text-muted); }

/* Features */
.features {
  padding: 4rem 0;
  border-top: 1px solid var(--border);
}
.features h2 { text-align: center; font-size: 1.75rem; margin-bottom: 2.5rem; }
.feature-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(15rem, 1fr));
  gap: 1.25rem;
}
.feature-card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 1.5rem;
}
.feature-card h3 { margin: 0 0 0.5rem; font-size: 1.0625rem; color: var(--accent-hover); }
.feature-card p { margin: 0; color: var(--text-muted); font-size: 0.9375rem; }

/* How it works */
.how {
  padding: 4rem 0;
  border-top: 1px solid var(--border);
}
.how h2 { text-align: center; font-size: 1.75rem; margin-bottom: 2.5rem; }
.how-steps {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(14rem, 1fr));
  gap: 2rem;
  counter-reset: step;
}
.how-step { text-align: center; }
.how-step::before {
  counter-increment: step;
  content: counter(step);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.5rem;
  height: 2.5rem;
  border-radius: 50%;
  background: var(--accent-dim);
  color: var(--text);
  font-weight: 700;
  margin-bottom: 1rem;
}
.how-step p { color: var(--text-muted); margin: 0; }

/* Testing CTA */
.testing-cta {
  padding: 4rem 0;
  text-align: center;
  border-top: 1px solid var(--border);
  background: var(--panel);
}
.testing-cta h2 { font-size: 1.75rem; margin-bottom: 0.75rem; }
.testing-cta p { color: var(--text-muted); margin-bottom: 2rem; }
.testing-cta .cta-row { display: flex; gap: 1rem; justify-content: center; flex-wrap: wrap; }

/* Footer */
.footer {
  padding: 2.5rem 0;
  border-top: 1px solid var(--border);
  text-align: center;
  color: var(--text-muted);
  font-size: 0.875rem;
}
.footer-links { display: flex; gap: 1.5rem; justify-content: center; margin-bottom: 1rem; }
.footer-links a { color: var(--text-muted); text-decoration: none; }
.footer-links a:hover { color: var(--accent); }

/* Docs page */
.docs-content { max-width: 42rem; margin: 3rem auto 5rem; }
.docs-content h1 { font-size: 2rem; margin-bottom: 0.5rem; }
.docs-content h2 { font-size: 1.375rem; margin-top: 2.5rem; color: var(--accent-hover); }
.docs-content p, .docs-content li { color: var(--text-muted); }
.docs-content dl { display: grid; grid-template-columns: auto 1fr; gap: 0.5rem 1rem; }
.docs-content dt { color: var(--text); font-weight: 600; }
.docs-content dd { margin: 0; }

/* Feedback form */
.feedback-wrap { max-width: 32rem; margin: 3rem auto 5rem; }
.feedback-wrap h1 { font-size: 1.75rem; margin-bottom: 0.5rem; }
.feedback-wrap p.lead { color: var(--text-muted); margin-bottom: 2rem; }
.form-field { margin-bottom: 1.25rem; }
.form-field label { display: block; margin-bottom: 0.4rem; font-size: 0.9375rem; font-weight: 600; }
.form-field textarea,
.form-field select,
.form-field input[type="text"],
.form-field input[type="email"] {
  width: 100%;
  padding: 0.65rem 0.8rem;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--text);
  font-family: var(--font);
  font-size: 0.9375rem;
}
.form-field textarea { min-height: 8rem; resize: vertical; }
.form-field textarea:focus,
.form-field select:focus,
.form-field input:focus {
  outline: none;
  border-color: var(--accent);
}
.hp-field { position: absolute; left: -9999px; top: -9999px; }
.form-status { margin-top: 1rem; font-size: 0.9375rem; }
.form-status.success { color: var(--accent-hover); }
.form-status.error { color: #f87171; }

@media (max-width: 640px) {
  .hero { padding: 4rem 0 3rem; }
  .nav-links { gap: 1rem; }
  .nav-links .btn { padding: 0.5rem 1rem; font-size: 0.875rem; }
}