:root {
  --navy: #020b16;
  --teal: #008f91;
  --teal-dark: #006b70;
  --pink: #ff5fa2;
  --white: #ffffff;
  --soft: #f7f7f7;
  --text: #16202a;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: Arial, sans-serif;
  color: var(--text);
  background: var(--white);
}

.hero {
  min-height: 90vh;
  background: linear-gradient(90deg, rgba(2, 11, 22, 0.95), rgba(2, 11, 22, 0.75)),
    url("https://images.unsplash.com/photo-1581578731548-c64695cc6952?auto=format&fit=crop&w=1600&q=80");
  background-size: cover;
  background-position: center;
  color: var(--white);
  padding: 24px;
}

.nav {
  max-width: 1100px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
  width: 220px;
  max-width: 55%;
}

.nav-button,
.button {
  text-decoration: none;
  border-radius: 999px;
  font-weight: bold;
}

.nav-button {
  background: var(--pink);
  color: var(--white);
  padding: 12px 20px;
}

.hero-content {
  max-width: 1100px;
  margin: 90px auto 0;
  max-width: 620px;
}

.hero-content h1 {
  font-size: clamp(2.5rem, 6vw, 5rem);
  line-height: 1;
  margin-bottom: 20px;
}

.hero-content p {
  font-size: 1.2rem;
  line-height: 1.7;
}

.hero-buttons {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  margin-top: 32px;
}

.button {
  padding: 14px 24px;
  display: inline-block;
}

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

.secondary {
  border: 2px solid var(--teal);
  color: var(--white);
}

section {
  padding: 70px 24px;
}

.services,
.estimate {
  background: var(--soft);
}

h2 {
  text-align: center;
  color: var(--teal-dark);
  font-size: 2.2rem;
  margin-bottom: 36px;
}

.service-grid {
  max-width: 1100px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.card {
  background: var(--white);
  border: 1px solid rgba(0, 143, 145, 0.25);
  border-radius: 18px;
  padding: 28px;
  text-align: center;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.06);
}

.card h3 {
  color: var(--teal-dark);
}

.why {
  background: linear-gradient(135deg, var(--navy), var(--teal-dark));
  color: var(--white);
}

.why h2 {
  color: var(--white);
}

.why ul {
  max-width: 600px;
  margin: 0 auto;
  font-size: 1.2rem;
  line-height: 2;
}

.estimate {
  text-align: center;
}

.estimate p {
  margin-bottom: 30px;
}

iframe {
  max-width: 900px;
  border-radius: 16px;
  background: var(--white);
}

footer {
  background: var(--navy);
  color: var(--white);
  text-align: center;
  padding: 40px 24px;
}

.footer-logo {
  width: 220px;
  max-width: 80%;
  margin-bottom: 16px;
}

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

.copyright {
  opacity: 0.75;
  font-size: 0.9rem;
}

@media (max-width: 850px) {
  .service-grid {
    grid-template-columns: 1fr;
  }

  .nav {
    align-items: flex-start;
    gap: 20px;
  }

  .logo {
    width: 180px;
  }

  .hero-content {
    margin-top: 70px;
  }
}