:root {
  --primary: #38bdf8;
  --primary-ink: #0b4a6f;
  --ink: #0f172a;
  --muted: #64748b;
  --bg: #f8fafc;
  --card: #ffffff;
  --border: #e2e8f0;
  --radius: 14px;
  --font:
    "Plus Jakarta Sans", ui-sans-serif, system-ui, -apple-system, sans-serif;
}
* {
  box-sizing: border-box;
}
body {
  margin: 0;
  font-family: var(--font);
  color: var(--ink);
  background: var(--bg);
  line-height: 1.55;
}
a {
  color: inherit;
  text-decoration: none;
}
img {
  display: block;
}
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.6rem 1.1rem;
  border-radius: 999px;
  font-weight: 600;
  font-size: 0.95rem;
  border: 1px solid transparent;
  cursor: pointer;
  transition:
    transform 0.05s ease,
    box-shadow 0.2s ease;
}
.btn:active {
  transform: translateY(1px);
}
.btn-primary {
  background: var(--primary);
  color: #062a3f;
  box-shadow: 0 6px 18px rgba(56, 189, 248, 0.35);
}
.btn-ghost {
  background: transparent;
  border-color: var(--border);
  color: var(--ink);
}
.btn-lg {
  padding: 0.8rem 1.5rem;
  font-size: 1.05rem;
}
.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: 1100px;
  margin: 0 auto;
  padding: 1.1rem 1.5rem;
}
.site-header nav {
  display: flex;
  align-items: center;
  gap: 1rem;
}
.hero {
  max-width: 820px;
  margin: 0 auto;
  padding: 4rem 1.5rem 3rem;
  text-align: center;
}
.hero h1 {
  font-size: clamp(2rem, 5vw, 3.2rem);
  line-height: 1.1;
  margin: 0 0 1rem;
  letter-spacing: -0.02em;
}
.lede {
  font-size: 1.2rem;
  color: var(--muted);
  margin: 0 auto 2rem;
  max-width: 640px;
}
.cta-row {
  display: flex;
  gap: 0.8rem;
  justify-content: center;
  flex-wrap: wrap;
}
.fine {
  color: var(--muted);
  font-size: 0.9rem;
  margin-top: 1rem;
}
section h2 {
  text-align: center;
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  margin: 0 0 0.5rem;
}
.section-sub {
  text-align: center;
  color: var(--muted);
  margin: 0 0 2rem;
}
.steps,
.pricing,
.faq,
.cta-final {
  max-width: 1000px;
  margin: 0 auto;
  padding: 3rem 1.5rem;
}
.step-grid {
  list-style: none;
  padding: 0;
  margin: 2rem 0 0;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1.2rem;
}
.step-grid li {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.5rem;
}
.step-n {
  display: inline-grid;
  place-items: center;
  width: 2rem;
  height: 2rem;
  border-radius: 999px;
  background: var(--primary);
  color: #062a3f;
  font-weight: 700;
}
.step-grid h3 {
  margin: 0.8rem 0 0.3rem;
}
.step-grid p {
  margin: 0;
  color: var(--muted);
}
.plan-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.2rem;
  max-width: 760px;
  margin: 0 auto;
}
.plan {
  position: relative;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 2rem;
  display: flex;
  flex-direction: column;
}
.plan-featured {
  border-color: var(--primary);
  box-shadow: 0 10px 30px rgba(56, 189, 248, 0.18);
}
.badge {
  position: absolute;
  top: -0.8rem;
  left: 50%;
  transform: translateX(-50%);
  background: var(--primary);
  color: #062a3f;
  font-size: 0.75rem;
  font-weight: 700;
  padding: 0.25rem 0.7rem;
  border-radius: 999px;
}
.plan .price {
  font-size: 1.1rem;
  color: var(--muted);
  margin: 0.3rem 0 1rem;
}
.plan .price span {
  font-size: 2.4rem;
  font-weight: 800;
  color: var(--ink);
}
.plan ul {
  list-style: none;
  padding: 0;
  margin: 0 0 1.5rem;
  display: grid;
  gap: 0.5rem;
}
.plan ul li::before {
  content: "✓ ";
  color: var(--primary-ink);
  font-weight: 700;
}
.plan .btn {
  margin-top: auto;
}
.faq dl {
  max-width: 720px;
  margin: 2rem auto 0;
}
.faq dt {
  font-weight: 700;
  margin-top: 1.2rem;
}
.faq dd {
  margin: 0.3rem 0 0;
  color: var(--muted);
}
.cta-final {
  text-align: center;
}
.site-footer {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  padding: 2.5rem 1.5rem;
  color: var(--muted);
  font-size: 0.9rem;
  border-top: 1px solid var(--border);
}