:root {
  --bg: #f4f7fb;
  --card: #ffffff;
  --text: #172033;
  --muted: #5b677a;
  --primary: #2563eb;
  --primary-dark: #1d4ed8;
  --green: #16a34a;
  --orange: #f59e0b;
  --border: #dbe4f0;
  --shadow: 0 18px 45px rgba(15, 23, 42, 0.09);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
}

a {
  color: inherit;
}

.wrap {
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 22px;
}

.site-header {
  background:
    radial-gradient(circle at top left, rgba(37, 99, 235, 0.45), transparent 34%),
    linear-gradient(135deg, #0f172a, #1e3a8a);
  color: white;
  padding: 34px 0 76px;
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  margin-bottom: 68px;
}

.logo {
  font-size: 25px;
  font-weight: 900;
  letter-spacing: -0.04em;
}

.nav-links {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  align-items: center;
}

.nav-links a {
  color: rgba(255, 255, 255, 0.92);
  text-decoration: none;
  font-weight: 750;
}

.hero {
  display: grid;
  grid-template-columns: 1.12fr 0.88fr;
  gap: 34px;
  align-items: center;
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 9px 14px;
  border-radius: 999px;
  background: rgba(34, 197, 94, 0.14);
  border: 1px solid rgba(34, 197, 94, 0.38);
  color: #dcfce7;
  font-weight: 850;
  margin-bottom: 20px;
}

.badge-dot {
  width: 10px;
  height: 10px;
  background: #22c55e;
  border-radius: 50%;
  box-shadow: 0 0 0 6px rgba(34, 197, 94, 0.2);
}

h1 {
  font-size: clamp(42px, 7vw, 72px);
  line-height: 1.02;
  letter-spacing: -0.065em;
  margin: 0 0 22px;
}

.lead {
  color: rgba(255, 255, 255, 0.86);
  font-size: 21px;
  max-width: 780px;
  margin: 0 0 30px;
}

.actions {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  align-items: center;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 52px;
  padding: 14px 20px;
  border-radius: 14px;
  border: 1px solid transparent;
  text-decoration: none;
  font-weight: 900;
  transition: transform 0.15s ease, box-shadow 0.15s ease, background 0.15s ease;
}

.btn:hover {
  transform: translateY(-1px);
  box-shadow: 0 12px 24px rgba(15, 23, 42, 0.16);
}

.btn-primary {
  background: white;
  color: #1e3a8a;
}

.btn-outline {
  background: rgba(255, 255, 255, 0.08);
  color: white;
  border-color: rgba(255, 255, 255, 0.32);
}

.btn-paypal {
  background: #ffc439;
  color: #111827;
}

.hero-panel {
  background: rgba(255, 255, 255, 0.11);
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 28px;
  padding: 28px;
  backdrop-filter: blur(12px);
}

.hero-panel h2 {
  margin-top: 0;
  color: white;
}

.hero-panel ul {
  margin: 18px 0 0;
  padding-left: 22px;
  color: rgba(255, 255, 255, 0.86);
}

main {
  padding: 62px 0;
}

.section {
  margin-bottom: 40px;
}

.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 26px;
  padding: 28px;
  box-shadow: var(--shadow);
}

h2 {
  font-size: clamp(30px, 4vw, 42px);
  line-height: 1.15;
  letter-spacing: -0.045em;
  margin: 0 0 14px;
}

h3 {
  margin: 0 0 8px;
  font-size: 21px;
}

p {
  color: var(--muted);
  margin: 0 0 14px;
}

.features {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
  margin-top: 22px;
}

.feature-card {
  background: white;
  border: 1px solid var(--border);
  border-radius: 22px;
  padding: 22px;
  box-shadow: var(--shadow);
}

.feature-card img {
  width: 48px;
  height: 48px;
  margin-bottom: 14px;
}

.grid-two {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
}

.notice {
  border-left: 6px solid var(--orange);
}

.contact {
  background: #0f172a;
  color: white;
}

.contact p {
  color: rgba(255, 255, 255, 0.78);
}

.contact-email {
  display: inline-block;
  color: white;
  font-size: clamp(22px, 4vw, 32px);
  font-weight: 900;
  text-decoration: underline;
  text-decoration-thickness: 2px;
  text-underline-offset: 6px;
  word-break: break-word;
  margin: 8px 0 18px;
}

.site-footer {
  padding: 28px 0 46px;
  color: var(--muted);
}

.footer-links {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
}

.footer-links a {
  color: var(--muted);
  font-weight: 750;
}

@media (max-width: 900px) {
  .hero,
  .features,
  .grid-two {
    grid-template-columns: 1fr;
  }

  .nav {
    align-items: flex-start;
    flex-direction: column;
    margin-bottom: 42px;
  }

  .site-header {
    padding-bottom: 50px;
  }
}