:root {
  --bg: #ffffff;
  --bg-alt: #f7f9f9;
  --text: #16191d;
  --text-dim: #5b6470;
  --border: #e6eaee;
  --accent: #0d9488;
  --accent-dark: #0b7c72;
  --sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--sans);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

.wrap {
  max-width: 1080px;
  margin: 0 auto;
  padding: 0 24px;
}

a {
  color: var(--accent);
  text-decoration: none;
}

a:hover {
  color: var(--accent-dark);
}

h1, h2, h3 {
  font-weight: 700;
  letter-spacing: -0.02em;
  margin: 0;
}

.eyebrow {
  display: inline-block;
  color: var(--accent);
  font-weight: 600;
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 12px;
}

/* Header */

.site-header {
  position: sticky;
  top: 0;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--border);
  z-index: 10;
}

.site-header .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 18px;
  padding-bottom: 18px;
}

.logo {
  font-size: 1.1rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--text);
}

.logo .accent {
  color: var(--accent);
}

nav {
  display: flex;
  align-items: center;
  gap: 28px;
}

nav a:not(.btn-cta) {
  color: var(--text-dim);
  font-weight: 500;
  font-size: 0.95rem;
}

nav a:not(.btn-cta):hover {
  color: var(--text);
}

/* Buttons */

.btn-cta {
  display: inline-block;
  background: var(--accent);
  color: #ffffff;
  font-weight: 600;
  font-size: 0.95rem;
  padding: 10px 20px;
  border-radius: 8px;
  transition: background 0.15s ease;
}

.btn-cta:hover {
  background: var(--accent-dark);
  color: #ffffff;
}

.btn-lg {
  padding: 14px 28px;
  font-size: 1rem;
  border-radius: 10px;
}

.btn-text {
  font-weight: 600;
  color: var(--text);
}

.btn-text:hover {
  color: var(--accent);
}

/* Hero */

.hero {
  background:
    radial-gradient(480px circle at 100% 0%, rgba(13, 148, 136, 0.08), transparent 60%),
    radial-gradient(480px circle at 0% 100%, rgba(13, 148, 136, 0.06), transparent 60%);
  border-bottom: 1px solid var(--border);
}

.hero-inner {
  padding: 120px 24px 96px;
  max-width: 760px;
}

.hero h1 {
  font-size: 3rem;
  line-height: 1.15;
  margin-bottom: 24px;
}

.lede {
  color: var(--text-dim);
  font-size: 1.15rem;
  max-width: 56ch;
  margin: 0 0 36px;
}

.hero-actions {
  display: flex;
  align-items: center;
  gap: 28px;
}

/* Products */

.products {
  padding: 96px 0;
}

.products h2 {
  font-size: 2rem;
  max-width: 40ch;
  margin: 0 0 56px;
}

.card-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.card {
  background: var(--bg-alt);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 32px;
  box-shadow: 0 1px 2px rgba(16, 24, 32, 0.04);
  display: flex;
  flex-direction: column;
}

.card .tag {
  display: inline-block;
  align-self: flex-start;
  background: rgba(13, 148, 136, 0.1);
  color: var(--accent-dark);
  font-size: 0.75rem;
  font-weight: 600;
  border-radius: 999px;
  padding: 4px 12px;
  margin-bottom: 16px;
}

.card h3 {
  font-size: 1.2rem;
  margin-bottom: 12px;
}

.card p {
  color: var(--text-dim);
  font-size: 0.95rem;
  margin: 0 0 20px;
  flex-grow: 1;
}

.card-link {
  font-weight: 600;
  font-size: 0.9rem;
}

/* About */

.about {
  background: var(--bg-alt);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.about-inner {
  padding: 88px 24px;
  max-width: 640px;
  text-align: center;
  margin: 0 auto;
}

.about h2 {
  font-size: 1.8rem;
  margin-bottom: 20px;
}

.about p {
  color: var(--text-dim);
  font-size: 1.05rem;
  margin: 0;
}

/* Footer */

.site-footer .wrap {
  display: flex;
  justify-content: space-between;
  padding: 32px 24px;
  color: var(--text-dim);
  font-size: 0.85rem;
}

.site-footer a {
  color: var(--text-dim);
  font-weight: 500;
}

.site-footer a:hover {
  color: var(--accent);
}

@media (max-width: 860px) {
  .card-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 600px) {
  nav {
    gap: 16px;
  }
  nav a:not(.btn-cta) {
    display: none;
  }
  .hero-inner {
    padding: 88px 24px 64px;
  }
  .hero h1 {
    font-size: 2.2rem;
  }
  .hero-actions {
    flex-direction: column;
    align-items: flex-start;
    gap: 16px;
  }
  .site-footer .wrap {
    flex-direction: column;
    gap: 8px;
  }
}