* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: #111827;
  background: #ffffff;
}

img {
  max-width: 100%;
  display: block;
}

.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 2rem;
  background: #020617;
  color: #f9fafb;
  border-bottom: 1px solid rgba(148, 163, 184, 0.3);
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-weight: 600;
}

.logo img {
  width: 32px;
  height: 32px;
}

.main-nav a {
  color: #e5e7eb;
  margin-left: 1rem;
  text-decoration: none;
  font-size: 0.95rem;
  padding-bottom: 0.15rem;
  border-bottom: 2px solid transparent;
}

.main-nav a.active,
.main-nav a:hover {
  color: #f97316;
  border-bottom-color: #f97316;
}

.hero {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 60vh;
  padding: 3rem 1.5rem;
  background:
    radial-gradient(circle at top left, rgba(249, 115, 22, 0.25), transparent 55%),
    radial-gradient(circle at top right, rgba(59, 130, 246, 0.28), transparent 55%),
    #020617;
  color: #e5e7eb;
}

.hero-illustrated {
  /* Place hero artwork behind the gradient; replace ai-adoption-hero.png with your uploaded filename if needed */
  background:
    url("assets/img/ai-adoption-hero.png") center top / cover no-repeat,
    radial-gradient(circle at top left, rgba(249, 115, 22, 0.25), transparent 55%),
    radial-gradient(circle at top right, rgba(59, 130, 246, 0.28), transparent 55%),
    #020617;
}

.hero-content {
  max-width: 640px;
  text-align: center;
}

.hero-content h1 {
  font-size: clamp(2rem, 4vw, 3rem);
  margin-bottom: 0.75rem;
}

.hero-content p {
  margin-bottom: 1.5rem;
  color: #e5e7eb;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.6rem 1.3rem;
  border-radius: 999px;
  border: 1px solid transparent;
  cursor: pointer;
  font-weight: 500;
  font-size: 0.95rem;
  background: #e5e7eb;
  color: #111827;
}

.btn-primary {
  background: #f97316;
  color: #f9fafb;
}

.btn-primary:hover {
  background: #ea580c;
}

.features {
  padding: 2rem 1.5rem 3rem;
  max-width: 960px;
  margin: 0 auto;
  background: radial-gradient(circle at top, rgba(15, 23, 42, 0.04), transparent 60%);
}

.features h2 {
  text-align: center;
  margin-bottom: 1.5rem;
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1.25rem;
}

/* Four-column row for desktop on selected sections */
.features-row-4 .feature-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

@media (max-width: 960px) {
  .features-row-4 .feature-grid {
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  }
}

.feature {
  background: #ffffff;
  border-radius: 0.75rem;
  padding: 1.25rem;
  box-shadow: 0 18px 45px rgba(15, 23, 42, 0.08);
  border: 1px solid rgba(148, 163, 184, 0.3);
}

.page {
  max-width: 960px;
  margin: 2rem auto 3rem;
  padding: 0 1.5rem;
}

.page-subtitle {
  color: #6b7280;
  margin-bottom: 1.5rem;
}

.product-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1.5rem;
}

.product-card {
  background: #ffffff;
  border-radius: 0.75rem;
  padding: 1rem;
  box-shadow: 0 18px 45px rgba(15, 23, 42, 0.08);
  border: 1px solid rgba(148, 163, 184, 0.3);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.product-card h3 {
  margin: 0.5rem 0;
  color: #f97316;
}

.product-card a {
  color: #f97316;
  text-decoration: none;
  font-size: 0.85rem;
}

.product-card a:hover {
  text-decoration: underline;
}

.product-price {
  font-weight: 600;
  margin-bottom: 0.5rem;
  color: #f97316;
}

.product-actions {
  margin-top: 0.75rem;
}

.bucket-list {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  margin-bottom: 1.5rem;
}

.bucket-item {
  background: #ffffff;
  border-radius: 0.5rem;
  padding: 0.75rem 1rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.bucket-summary {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 1.1rem;
  margin-bottom: 1rem;
}

.form-card {
  background: #ffffff;
  padding: 1.5rem;
  border-radius: 0.75rem;
  box-shadow: 0 10px 25px rgba(15, 23, 42, 0.05);
  max-width: 480px;
}

.form-group {
  margin-bottom: 1rem;
}

.form-group label {
  display: block;
  margin-bottom: 0.35rem;
  font-size: 0.9rem;
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: 0.5rem 0.6rem;
  border-radius: 0.5rem;
  border: 1px solid #d1d5db;
  font-size: 0.95rem;
}

.form-status {
  margin-top: 0.75rem;
  font-size: 0.85rem;
  color: #059669;
}

.site-footer {
  text-align: center;
  padding: 1.25rem 1rem 1.75rem;
  color: #9ca3af;
  font-size: 0.85rem;
}

@media (max-width: 640px) {
  .site-header {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.75rem;
  }

  .main-nav a {
    margin-left: 0;
    margin-right: 0.75rem;
  }
}