:root {
  --dark: #151515;
  --gray: #5f6368;
  --light: #f7f7f7;
  --white: #ffffff;
  --border: #e6e6e6;
  --blue: #2563eb;
  --red: #ef4444;
  --purple: #7c3aed;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: Arial, Helvetica, sans-serif;
  color: var(--dark);
  background: var(--white);
  line-height: 1.6;
}

.site-header {
  width: 100%;
  padding: 24px 8%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 1px solid var(--border);
  background: var(--white);
}

.logo {
  font-size: 1.6rem;
  font-weight: 800;
  text-decoration: none;
  background: linear-gradient(90deg, var(--blue), var(--red), var(--purple));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

nav {
  display: flex;
  align-items: center;
  gap: 24px;
}

nav a {
  color: var(--dark);
  text-decoration: none;
  font-weight: 600;
}

.nav-button {
  padding: 10px 18px;
  border: 1px solid var(--dark);
  border-radius: 999px;
}

.hero {
  min-height: 75vh;
  display: flex;
  align-items: center;
  padding: 80px 8%;
  background:
    radial-gradient(circle at top right, rgba(124, 58, 237, 0.12), transparent 30%),
    radial-gradient(circle at bottom left, rgba(37, 99, 235, 0.12), transparent 35%),
    var(--white);
}

.hero-content {
  max-width: 760px;
}

.eyebrow {
  color: var(--purple);
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 2px;
  font-size: 0.85rem;
  text-align: center;
  margin-bottom: 15px;
}

h1 {
  font-size: clamp(2.5rem, 6vw, 5rem);
  line-height: 1;
  margin: 10px 0 24px;
}

h2 {
  font-size: clamp(2rem, 4vw, 3rem);
  line-height: 1.1;
  margin-bottom: 16px;
}

h3 {
  margin-top: 0;
  font-size: 1.3rem;
}

.hero-text,
.page-section p,
.cta p {
  font-size: 1.1rem;
  color: var(--gray);
  max-width: 650px;
}

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

.button {
  display: inline-block;
  padding: 14px 22px;
  border-radius: 999px;
  font-weight: 800;
  text-decoration: none;
  border: none;
  cursor: pointer;
}

.primary {
  color: var(--white);
  background: linear-gradient(90deg, var(--blue), var(--red), var(--purple));
}

.secondary {
  color: var(--dark);
  border: 1px solid var(--dark);
  background: transparent;
}

.services {
  padding: 80px 8%;
  background: var(--light);
}

.service-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
  margin-top: 32px;
}

.card {
  background: var(--white);
  padding: 32px;
  border-radius: 20px;
  border: 1px solid var(--border);
}

.card p {
  color: var(--gray);
}

.cta {
  padding: 80px 8%;
  text-align: center;
}

.cta p {
  margin: 0 auto 28px;
}

.page-section {
  padding: 120px 8%;
}

.about-page {
  max-width: 900px;
  margin: auto;
  text-align: center;
}

.about-page h1 {
  margin-bottom: 40px;
}

.about-page p {
  max-width: 750px;
  margin: 0 auto 30px;
  font-size: 1.15rem;
  color: var(--gray);
  line-height: 1.9;
}

.about-cta {
  margin-top: 50px;
}

.contact-section {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 48px;
  align-items: start;
}

.contact-form {
  background: var(--light);
  padding: 32px;
  border-radius: 24px;
  border: 1px solid var(--border);
}

.contact-form label {
  display: block;
  font-weight: 800;
  margin-bottom: 18px;
}

input,
textarea {
  width: 100%;
  margin-top: 8px;
  padding: 14px;
  border-radius: 12px;
  border: 1px solid #d6d6d6;
  font: inherit;
}

footer {
  padding: 28px 8%;
  text-align: center;
  border-top: 1px solid var(--border);
  color: var(--gray);
}

@media (max-width: 800px) {
  .site-header {
    flex-direction: column;
    gap: 18px;
  }

  nav {
    gap: 16px;
    flex-wrap: wrap;
    justify-content: center;
  }

  .hero {
    min-height: auto;
    padding: 64px 8%;
  }

  .service-grid,
  .contact-section {
    grid-template-columns: 1fr;
  }

  .page-section {
    padding: 80px 8%;
  }
}