* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: Inter, Arial, sans-serif;
  background: #f7fafc;
  color: #102033;
}

a {
  color: #1565c0;
  text-decoration: none;
}

.nav {
  position: sticky;
  top: 0;
  z-index: 10;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid #e5edf5;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 18px 8%;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 800;
  font-size: 20px;
}

.logo {
  width: 38px;
  height: 38px;
  border-radius: 14px;
  display: grid;
  place-items: center;
  background: linear-gradient(135deg, #0ea5e9, #2563eb);
}

.nav nav {
  display: flex;
  gap: 20px;
  flex-wrap: wrap;
}

.nav nav a {
  color: #334155;
  font-weight: 600;
}

.hero {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  align-items: center;
  gap: 40px;
  padding: 80px 8%;
  min-height: 660px;
  background:
    radial-gradient(circle at 10% 20%, #dbeafe 0, transparent 35%),
    radial-gradient(circle at 90% 20%, #ccfbf1 0, transparent 30%),
    linear-gradient(180deg, #ffffff, #f7fafc);
}

.badge {
  display: inline-block;
  padding: 10px 16px;
  background: #e0f2fe;
  color: #0369a1;
  border-radius: 999px;
  font-weight: 700;
}

h1 {
  font-size: clamp(36px, 5vw, 66px);
  line-height: 1.05;
  margin: 20px 0;
}

.subtitle {
  font-size: 19px;
  line-height: 1.7;
  color: #475569;
  max-width: 680px;
}

.buttons {
  display: flex;
  gap: 14px;
  margin-top: 28px;
  flex-wrap: wrap;
}

.btn {
  padding: 14px 20px;
  border-radius: 14px;
  font-weight: 800;
}

.primary {
  background: #2563eb;
  color: white;
  box-shadow: 0 18px 40px rgba(37, 99, 235, 0.22);
}

.secondary {
  background: white;
  color: #1e40af;
  border: 1px solid #dbeafe;
}

.phone-card {
  display: flex;
  justify-content: center;
}

.phone {
  width: 300px;
  height: 590px;
  background: #0f172a;
  border-radius: 42px;
  padding: 14px;
  box-shadow: 0 30px 80px rgba(15, 23, 42, 0.28);
}

.screen {
  height: 100%;
  border-radius: 32px;
  overflow: hidden;
  position: relative;
  background: linear-gradient(180deg, #60a5fa 0%, #bae6fd 45%, #0f766e 46%, #134e4a 100%);
}

.sky {
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 70% 22%, #fde68a 0 35px, transparent 36px);
}

.mountain {
  position: absolute;
  bottom: 0;
  left: -20px;
  width: 370px;
  height: 240px;
  background: linear-gradient(135deg, #0f766e, #064e3b);
  clip-path: polygon(0 100%, 28% 24%, 48% 62%, 70% 18%, 100% 100%);
}

.watermark {
  position: absolute;
  left: 18px;
  right: 18px;
  bottom: 22px;
  color: white;
  padding: 14px;
  border-radius: 16px;
  background: rgba(0, 0, 0, 0.62);
  font-size: 13px;
  line-height: 1.55;
}

.section {
  padding: 70px 8%;
}

.section h2 {
  font-size: 38px;
  margin-bottom: 25px;
}

.grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 20px;
}

.card, .info-box, .contact-card {
  background: white;
  border: 1px solid #e5edf5;
  border-radius: 24px;
  padding: 26px;
  box-shadow: 0 18px 60px rgba(15, 23, 42, 0.06);
}

.icon {
  font-size: 34px;
}

.card h3 {
  margin-bottom: 10px;
}

.card p, .policy p, .contact-page p, .split p {
  color: #475569;
  line-height: 1.7;
}

.split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 28px;
  align-items: start;
}

.page {
  padding: 70px 8%;
  max-width: 980px;
  margin: 0 auto;
}

.page h1 {
  font-size: 48px;
}

.muted {
  color: #64748b;
}

.policy {
  background: white;
  border-radius: 24px;
  padding: 32px;
  border: 1px solid #e5edf5;
}

.policy h2 {
  margin-top: 30px;
}

.contact-card {
  margin: 20px 0;
}

footer {
  padding: 28px 8%;
  border-top: 1px solid #e5edf5;
  background: white;
  color: #64748b;
  display: flex;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}

footer a {
  margin-right: 16px;
  font-weight: 600;
}

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

  .grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .nav {
    align-items: flex-start;
    flex-direction: column;
  }
}

@media (max-width: 520px) {
  .grid {
    grid-template-columns: 1fr;
  }

  .phone {
    width: 250px;
    height: 500px;
  }
}