:root {
  --black: #0a0a0a;
  --gray-900: #141414;
  --gray-800: #1f1f1f;
  --gray-700: #2e2e2e;
  --gray-500: #737373;
  --gray-300: #d4d4d4;
  --white: #fafafa;
  --accent: #ffffff;
  --border: rgba(255, 255, 255, 0.08);
  --max-width: 1120px;
  --radius: 12px;
  --font: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font);
  background: var(--black);
  color: var(--gray-300);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

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

a:hover {
  text-decoration: underline;
}

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

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

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(10, 10, 10, 0.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}

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

.logo {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  font-weight: 700;
  font-size: 1.05rem;
  color: var(--white);
  text-decoration: none;
}

.logo:hover {
  text-decoration: none;
}

.logo-mark {
  width: 32px;
  height: 32px;
  background: var(--white);
  color: var(--black);
  border-radius: 8px;
  display: grid;
  place-items: center;
  font-size: 0.85rem;
  font-weight: 800;
}

.nav {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  flex-wrap: wrap;
}

.nav a {
  color: var(--gray-300);
  font-size: 0.9rem;
  text-decoration: none;
}

.nav a:hover {
  color: var(--white);
  text-decoration: none;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.65rem 1.25rem;
  border-radius: 8px;
  font-size: 0.9rem;
  font-weight: 600;
  text-decoration: none;
  border: none;
  cursor: pointer;
  transition: opacity 0.15s;
}

.btn:hover {
  text-decoration: none;
  opacity: 0.9;
}

.btn-primary {
  background: var(--white);
  color: var(--black);
}

.btn-secondary {
  background: transparent;
  color: var(--white);
  border: 1px solid var(--gray-700);
}

/* Hero */
.hero {
  padding: 5rem 0 4rem;
  text-align: center;
}

.hero-badge {
  display: inline-block;
  padding: 0.35rem 0.85rem;
  border-radius: 999px;
  border: 1px solid var(--border);
  font-size: 0.8rem;
  color: var(--gray-300);
  margin-bottom: 1.5rem;
}

.hero h1 {
  font-size: clamp(2rem, 5vw, 3.25rem);
  font-weight: 800;
  color: var(--white);
  line-height: 1.15;
  margin: 0 0 1.25rem;
  letter-spacing: -0.02em;
}

.hero-lead {
  font-size: 1.15rem;
  max-width: 640px;
  margin: 0 auto 2rem;
  color: var(--gray-500);
}

.hero-actions {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
}

/* Sections */
.section {
  padding: 4rem 0;
}

.section-alt {
  background: var(--gray-900);
  border-block: 1px solid var(--border);
}

.section-header {
  text-align: center;
  margin-bottom: 3rem;
}

.section-header h2 {
  font-size: clamp(1.5rem, 3vw, 2rem);
  color: var(--white);
  margin: 0 0 0.75rem;
  letter-spacing: -0.02em;
}

.section-header p {
  max-width: 560px;
  margin: 0 auto;
  color: var(--gray-500);
}

/* Features */
.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
}

.feature-card {
  background: var(--gray-800);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.75rem;
}

.feature-card h3 {
  color: var(--white);
  margin: 0 0 0.75rem;
  font-size: 1.05rem;
}

.feature-card p {
  margin: 0;
  font-size: 0.95rem;
  color: var(--gray-500);
}

.feature-icon {
  width: 40px;
  height: 40px;
  background: var(--gray-700);
  border-radius: 8px;
  display: grid;
  place-items: center;
  margin-bottom: 1rem;
  font-size: 1.1rem;
}

/* Tags */
.tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  justify-content: center;
}

.tag {
  padding: 0.35rem 0.75rem;
  border-radius: 6px;
  background: var(--gray-800);
  border: 1px solid var(--border);
  font-size: 0.8rem;
  color: var(--gray-300);
}

/* Pricing */
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
  max-width: 900px;
  margin: 0 auto;
}

.pricing-card {
  background: var(--gray-800);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 2rem;
  display: flex;
  flex-direction: column;
}

.pricing-card.featured {
  border-color: var(--white);
}

.pricing-card h3 {
  color: var(--white);
  margin: 0 0 0.5rem;
}

.pricing-price {
  font-size: 2rem;
  font-weight: 800;
  color: var(--white);
  margin: 0.5rem 0 1rem;
}

.pricing-price span {
  font-size: 0.95rem;
  font-weight: 400;
  color: var(--gray-500);
}

.pricing-features {
  list-style: none;
  padding: 0;
  margin: 0 0 1.5rem;
  flex: 1;
}

.pricing-features li {
  padding: 0.4rem 0;
  font-size: 0.9rem;
  color: var(--gray-300);
  padding-left: 1.25rem;
  position: relative;
}

.pricing-features li::before {
  content: "✓";
  position: absolute;
  left: 0;
  color: var(--white);
}

/* CTA */
.cta {
  text-align: center;
  padding: 4rem 0;
}

.cta h2 {
  color: var(--white);
  font-size: 1.75rem;
  margin: 0 0 1rem;
}

.cta p {
  color: var(--gray-500);
  margin: 0 0 1.5rem;
}

/* Page content (legal, support) */
.page-hero {
  padding: 3rem 0 2rem;
  border-bottom: 1px solid var(--border);
}

.page-hero h1 {
  color: var(--white);
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  margin: 0 0 0.5rem;
  letter-spacing: -0.02em;
}

.page-hero .meta {
  color: var(--gray-500);
  font-size: 0.9rem;
}

.page-content {
  padding: 3rem 0 4rem;
  max-width: 720px;
}

.page-content h2 {
  color: var(--white);
  font-size: 1.25rem;
  margin: 2rem 0 0.75rem;
}

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

.page-content p,
.page-content li {
  color: var(--gray-300);
  font-size: 0.95rem;
}

.page-content ul {
  padding-left: 1.25rem;
}

.page-content a {
  color: var(--white);
}

/* FAQ */
.faq-list {
  max-width: 720px;
  margin: 0 auto;
}

.faq-item {
  border-bottom: 1px solid var(--border);
  padding: 1.5rem 0;
}

.faq-item h3 {
  color: var(--white);
  margin: 0 0 0.5rem;
  font-size: 1rem;
}

.faq-item p {
  margin: 0;
  color: var(--gray-500);
  font-size: 0.95rem;
}

/* Footer */
.site-footer {
  border-top: 1px solid var(--border);
  padding: 3rem 0 2rem;
  background: var(--gray-900);
}

.footer-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 2rem;
  margin-bottom: 2rem;
}

.footer-col h4 {
  color: var(--white);
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin: 0 0 1rem;
}

.footer-col ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

.footer-col li {
  margin-bottom: 0.5rem;
}

.footer-col a {
  color: var(--gray-500);
  font-size: 0.9rem;
  text-decoration: none;
}

.footer-col a:hover {
  color: var(--white);
}

.footer-bottom {
  padding-top: 2rem;
  border-top: 1px solid var(--border);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
  font-size: 0.85rem;
  color: var(--gray-500);
}

@media (max-width: 640px) {
  .nav {
    gap: 1rem;
  }

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