:root {
  --primary: #2563eb;
  --primary-dark: #1d4ed8;
  --surface: #f8fafc;
  --surface-card: #ffffff;
  --text: #1e293b;
  --text-muted: #64748b;
  --border: #e2e8f0;
  --success: #059669;
  --radius: 12px;
  --shadow: 0 1px 3px rgb(15 23 42 / 8%), 0 8px 24px rgb(15 23 42 / 6%);
  --max: 960px;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: "Plus Jakarta Sans", system-ui, -apple-system, sans-serif;
  font-size: 16px;
  line-height: 1.6;
  color: var(--text);
  background: var(--surface);
}

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

a:hover {
  text-decoration: underline;
}

img {
  max-width: 100%;
  height: auto;
}

.container {
  width: min(100% - 2rem, var(--max));
  margin-inline: auto;
}

.site-header {
  background: var(--surface-card);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 10;
}

.site-header .inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.85rem 0;
}

.logo {
  font-weight: 700;
  font-size: 1.15rem;
  color: var(--text);
  text-decoration: none;
}

.logo span {
  color: var(--primary);
}

.site-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem 1rem;
  font-size: 0.92rem;
}

.site-nav a {
  color: var(--text-muted);
  text-decoration: none;
  font-weight: 500;
}

.site-nav a:hover,
.site-nav a[aria-current="page"] {
  color: var(--primary);
}

.hero {
  padding: 3rem 0 2.5rem;
}

.hero h1 {
  margin: 0 0 0.75rem;
  font-size: clamp(1.85rem, 4vw, 2.5rem);
  line-height: 1.15;
  letter-spacing: -0.02em;
}

.hero .lead {
  margin: 0;
  font-size: 1.08rem;
  color: var(--text-muted);
  max-width: 42rem;
}

.card-grid {
  display: grid;
  gap: 1.25rem;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  margin: 2rem 0 3rem;
}

.card {
  background: var(--surface-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.5rem;
  box-shadow: var(--shadow);
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.card h2 {
  margin: 0;
  font-size: 1.25rem;
}

.card p {
  margin: 0;
  color: var(--text-muted);
  flex: 1;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  padding: 0.65rem 1.1rem;
  border-radius: 999px;
  font-weight: 600;
  font-size: 0.95rem;
  border: none;
  cursor: pointer;
  text-decoration: none;
  width: fit-content;
}

.btn-primary {
  background: var(--primary);
  color: #fff;
}

.btn-primary:hover {
  background: var(--primary-dark);
  text-decoration: none;
}

.btn-secondary {
  background: var(--surface);
  color: var(--text);
  border: 1px solid var(--border);
}

.btn-secondary:hover {
  border-color: var(--primary);
  color: var(--primary);
  text-decoration: none;
}

.page-main {
  padding: 2rem 0 3rem;
}

.page-main h1 {
  margin: 0 0 0.5rem;
  font-size: clamp(1.6rem, 3vw, 2rem);
}

.page-main .subtitle {
  margin: 0 0 1.75rem;
  color: var(--text-muted);
}

.prose {
  background: var(--surface-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.5rem 1.75rem;
  box-shadow: var(--shadow);
}

.prose h2 {
  margin: 1.75rem 0 0.5rem;
  font-size: 1.15rem;
}

.prose h2:first-child {
  margin-top: 0;
}

.prose p,
.prose ul {
  margin: 0 0 1rem;
  color: var(--text-muted);
}

.prose ul {
  padding-left: 1.25rem;
}

.prose li + li {
  margin-top: 0.35rem;
}

.badge {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--primary);
  background: #dbeafe;
  padding: 0.2rem 0.55rem;
  border-radius: 999px;
}

.price-grid {
  display: grid;
  gap: 1rem;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  margin-top: 1rem;
}

.price-card {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.25rem;
  background: var(--surface);
}

.price-card strong {
  display: block;
  font-size: 1.1rem;
  margin-bottom: 0.35rem;
}

.site-footer {
  border-top: 1px solid var(--border);
  padding: 2rem 0;
  margin-top: 2rem;
  color: var(--text-muted);
  font-size: 0.9rem;
}

.footer-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 1.5rem 2.5rem;
  justify-content: space-between;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1.25rem;
}

.footer-links a {
  color: var(--text-muted);
}

.footer-links a:hover {
  color: var(--primary);
}

@media (max-width: 640px) {
  .site-header .inner {
    flex-direction: column;
    align-items: flex-start;
  }
}