@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600&display=swap');

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

:root {
  --black: #0a0a0a;
  --gray-900: #111111;
  --gray-600: #666666;
  --gray-400: #999999;
  --gray-200: #e5e5e5;
  --gray-100: #f5f5f5;
  --white: #ffffff;
  --accent: #0a0a0a;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Helvetica, Arial, sans-serif;
  background: var(--white);
  color: var(--black);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

a {
  color: inherit;
  text-decoration: none;
}

/* ── HEADER ── */
.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 24px 40px;
  border-bottom: 1px solid var(--gray-200);
}

.site-header .logo img {
  height: 32px;
  width: auto;
}

.site-header nav {
  display: flex;
  gap: 32px;
}

.site-header nav a {
  font-size: 14px;
  font-weight: 400;
  color: var(--gray-600);
  letter-spacing: 0.02em;
  transition: color 0.2s;
}

.site-header nav a:hover {
  color: var(--black);
}

/* ── HERO ── */
.hero {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: 120px 24px 100px;
  max-width: 860px;
  margin: 0 auto;
}

.hero-logo {
  height: 56px;
  width: auto;
  margin-bottom: 32px;
}

.hero h1 {
  font-size: clamp(36px, 6vw, 64px);
  font-weight: 300;
  letter-spacing: -0.03em;
  line-height: 1.1;
  color: var(--black);
  margin-bottom: 24px;
}

.hero h1 strong {
  font-weight: 600;
}

.hero p {
  font-size: 18px;
  font-weight: 400;
  color: var(--gray-600);
  line-height: 1.7;
  max-width: 560px;
  margin-bottom: 48px;
}

.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--black);
  color: var(--white);
  font-size: 15px;
  font-weight: 500;
  letter-spacing: 0.01em;
  padding: 14px 32px;
  border-radius: 100px;
  transition: opacity 0.2s, transform 0.2s;
}

.btn-primary:hover {
  opacity: 0.85;
  transform: translateY(-1px);
}

/* ── FEATURES ── */
.features {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--gray-200);
  border-top: 1px solid var(--gray-200);
  border-bottom: 1px solid var(--gray-200);
}

.feature {
  background: var(--white);
  padding: 48px 40px;
}

.feature-icon {
  font-size: 24px;
  margin-bottom: 16px;
}

.feature h3 {
  font-size: 16px;
  font-weight: 600;
  letter-spacing: -0.01em;
  margin-bottom: 10px;
}

.feature p {
  font-size: 14px;
  color: var(--gray-600);
  line-height: 1.6;
}

/* ── PRICING ── */
.pricing {
  padding: 100px 24px;
  max-width: 960px;
  margin: 0 auto;
}

.section-label {
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--gray-400);
  margin-bottom: 16px;
}

.pricing > h2 {
  font-size: clamp(28px, 4vw, 42px);
  font-weight: 300;
  letter-spacing: -0.03em;
  margin-bottom: 56px;
}

.pricing-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 12px;
}

.plan {
  border: 1px solid var(--gray-200);
  border-radius: 16px;
  padding: 28px 20px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  transition: border-color 0.2s, box-shadow 0.2s;
  position: relative;
}

.plan:hover {
  border-color: var(--black);
  box-shadow: 0 4px 24px rgba(0,0,0,0.06);
}

.plan.featured {
  border-color: var(--black);
  background: var(--gray-100);
}

.plan-badge {
  position: absolute;
  top: -11px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--black);
  color: var(--white);
  font-size: 10px;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 4px 10px;
  border-radius: 100px;
  white-space: nowrap;
}

.plan-period {
  font-size: 13px;
  font-weight: 400;
  color: var(--gray-600);
}

.plan-price {
  font-size: 28px;
  font-weight: 600;
  letter-spacing: -0.03em;
  color: var(--black);
  line-height: 1;
}

.plan-price span {
  font-size: 16px;
  font-weight: 400;
  color: var(--gray-600);
}

.plan-per-month {
  font-size: 12px;
  color: var(--gray-400);
}

.pricing-cta {
  margin-top: 40px;
  text-align: center;
}

.pricing-cta p {
  font-size: 14px;
  color: var(--gray-600);
  margin-top: 16px;
}

.pricing-cta p a {
  color: var(--black);
  border-bottom: 1px solid currentColor;
  padding-bottom: 1px;
}

/* ── SUPPORT ── */
.support {
  border-top: 1px solid var(--gray-200);
  padding: 80px 24px;
  text-align: center;
}

.support h2 {
  font-size: 28px;
  font-weight: 300;
  letter-spacing: -0.02em;
  margin-bottom: 12px;
}

.support p {
  font-size: 15px;
  color: var(--gray-600);
  margin-bottom: 24px;
}

.support-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  border: 1px solid var(--gray-200);
  border-radius: 100px;
  padding: 12px 24px;
  font-size: 14px;
  font-weight: 500;
  transition: border-color 0.2s;
}

.support-link:hover {
  border-color: var(--black);
}

/* ── FOOTER ── */
.site-footer {
  border-top: 1px solid var(--gray-200);
  padding: 32px 40px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
}

.site-footer p {
  font-size: 13px;
  color: var(--gray-400);
}

.footer-links {
  display: flex;
  gap: 24px;
}

.footer-links a {
  font-size: 13px;
  color: var(--gray-400);
  transition: color 0.2s;
}

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

/* ── LEGAL PAGES ── */
.legal-header {
  padding: 24px 40px;
  border-bottom: 1px solid var(--gray-200);
  display: flex;
  align-items: center;
  gap: 24px;
}

.legal-header .logo img {
  height: 28px;
}

.legal-header .back-link {
  font-size: 14px;
  color: var(--gray-400);
  transition: color 0.2s;
}

.legal-header .back-link:hover {
  color: var(--black);
}

.legal-content {
  max-width: 720px;
  margin: 0 auto;
  padding: 64px 24px 100px;
}

.legal-content h1 {
  font-size: 32px;
  font-weight: 500;
  letter-spacing: -0.03em;
  margin-bottom: 8px;
}

.legal-content .legal-date {
  font-size: 14px;
  color: var(--gray-400);
  margin-bottom: 56px;
}

.legal-content h2 {
  font-size: 17px;
  font-weight: 600;
  margin-top: 40px;
  margin-bottom: 12px;
  letter-spacing: -0.01em;
}

.legal-content p,
.legal-content li {
  font-size: 15px;
  color: var(--gray-900);
  line-height: 1.75;
  margin-bottom: 12px;
}

.legal-content ul,
.legal-content ol {
  padding-left: 24px;
  margin-bottom: 16px;
}

.legal-content li {
  margin-bottom: 8px;
}

.legal-content .contact-block {
  margin-top: 48px;
  padding: 24px;
  background: var(--gray-100);
  border-radius: 12px;
  font-size: 14px;
  color: var(--gray-600);
  line-height: 1.8;
}

/* ── MOBILE ── */
@media (max-width: 768px) {
  .site-header {
    padding: 20px 24px;
  }

  .site-header nav {
    gap: 20px;
  }

  .hero {
    padding: 80px 24px 72px;
  }

  .features {
    grid-template-columns: 1fr;
  }

  .pricing-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .pricing-grid .plan:last-child {
    grid-column: 1 / -1;
  }

  .site-footer {
    padding: 24px;
    flex-direction: column;
    align-items: flex-start;
  }

  .legal-header {
    padding: 20px 24px;
  }
}

@media (max-width: 480px) {
  .site-header nav {
    display: none;
  }

  .pricing-grid {
    grid-template-columns: 1fr;
  }

  .pricing-grid .plan:last-child {
    grid-column: auto;
  }
}