/* Base */
:root {
  --brand-blue: #0B728F;
  --container-w: 1100px;
}

body {
  margin: 0;
  font-family: Arial, sans-serif;
  background-color: #f8f9fa;
  color: #333;
}

.container {
  max-width: var(--container-w);
  margin: 0 auto;
  padding: 0 16px;
}

/* Header */
header {
  background-color: #ffffff;
  border-bottom: 1px solid #e6e6e6;
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 12px 0;
}

.logo {
  height: 80px;
}

header h1 {
  font-size: 2.2rem;
  font-weight: 800;
  color: var(--brand-blue);
  margin: 0;
  text-align: center;
  flex: 1; /* allows true centering between logo and spacer */
  letter-spacing: 1px;
}

/* Right-side spacer mirrors logo width for perfect centering */
.spacer {
  width: 80px;  /* match .logo height for a square footprint */
  flex: 0 0 80px;
  height: 1px; /* visually empty */
}

/* Hero */
.hero {
  text-align: center;
  padding: 3rem 1rem;
  background: linear-gradient(135deg, var(--brand-blue), #89c2d9);
  color: white;
}

.hero h2 {
  font-size: 2.6rem;
  font-weight: 700;
  margin-bottom: 1rem;
}

.demo-link {
  display: inline-block;
  margin: 1rem 0;
  padding: 0.75rem 1.5rem;
  background: var(--brand-blue);
  color: white;
  text-decoration: none;
  border-radius: 5px;
}

/* Waitlist */
.waitlist {
  background: #e6f2f5;
  padding: 2rem;
  text-align: center;
}

.waitlist form {
  max-width: 500px;
  margin: auto;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.waitlist input, .waitlist textarea {
  padding: 0.75rem;
  border: 1px solid #ccc;
  border-radius: 5px;
}

.waitlist button {
  background: var(--brand-blue);
  color: white;
  padding: 0.75rem;
  border: none;
  border-radius: 5px;
  cursor: pointer;
}

/* Products */
.section {
  padding: 2rem;
  text-align: center;
}

.products {
  display: grid;
  grid-template-columns: repeat(2, minmax(260px, 1fr));
  gap: 1.5rem;
  max-width: 860px;
  margin: 0 auto;
}

@media (max-width: 640px) {
  .products {
    grid-template-columns: 1fr;
    max-width: 540px;
  }
}

.product-card {
  background: white;
  border-radius: 8px;
  padding: 1.5rem;
  box-shadow: 0 2px 8px rgba(0,0,0,0.1);
}

.product-card i {
  font-size: 2rem;
  color: var(--brand-blue);
  margin-bottom: 0.5rem;
}

.product-card h3 {
  color: var(--brand-blue);
}