:root {
  --ink: #0c2a3a;
  --ink-soft: #355466;
  --teal: #0e7490;
  --teal-bright: #2dd4bf;
  --bg: #f6fbfc;
  --card: #ffffff;
  --border: rgba(12, 42, 58, 0.1);
  --shadow: 0 18px 40px -24px rgba(12, 42, 58, 0.45);
  --radius: 18px;
  --max: 1120px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  color: var(--ink);
  background: var(--bg);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

a {
  color: inherit;
  text-decoration: none;
}

/* Header */
.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  max-width: var(--max);
  margin: 0 auto;
  padding: 1.1rem 1.5rem;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
}

.brand-mark {
  width: 38px;
  height: 38px;
  border-radius: 11px;
  box-shadow: 0 8px 18px -10px rgba(14, 116, 144, 0.8);
}

.brand-name {
  font-size: 1.3rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--ink);
}

.brand-name--sm {
  font-size: 1.15rem;
}

.brand-ai {
  margin-left: 0.25rem;
  padding: 0.05rem 0.35rem;
  border-radius: 6px;
  font-size: 0.7em;
  font-weight: 700;
  color: #fff;
  background: linear-gradient(135deg, var(--teal-bright), var(--teal));
  vertical-align: middle;
}

.site-nav {
  display: flex;
  gap: 1.4rem;
  font-weight: 600;
  font-size: 0.95rem;
}

.site-nav a {
  color: var(--ink-soft);
  transition: color 0.15s ease;
}

.site-nav a:hover {
  color: var(--teal);
}

/* Hero */
.hero {
  position: relative;
  max-width: var(--max);
  margin: 0 auto;
  padding: 4.5rem 1.5rem 3rem;
  overflow: hidden;
}

.hero-inner {
  position: relative;
  z-index: 1;
  max-width: 720px;
}

.eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.18em;
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--teal);
  margin: 0 0 0.75rem;
}

.hero h1 {
  font-size: clamp(2.2rem, 5vw, 3.6rem);
  line-height: 1.08;
  letter-spacing: -0.03em;
  margin: 0 0 1.1rem;
}

.lede {
  font-size: clamp(1.05rem, 2.2vw, 1.3rem);
  color: var(--ink-soft);
  margin: 0 0 2rem;
}

.cta {
  display: inline-block;
  padding: 0.85rem 1.6rem;
  border-radius: 999px;
  font-weight: 700;
  color: #fff;
  background: linear-gradient(135deg, var(--teal-bright), var(--teal));
  box-shadow: 0 14px 30px -12px rgba(14, 116, 144, 0.7);
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}

.cta:hover {
  transform: translateY(-2px);
  box-shadow: 0 18px 36px -12px rgba(14, 116, 144, 0.8);
}

.hero-glow {
  position: absolute;
  top: -120px;
  right: -120px;
  width: 460px;
  height: 460px;
  background: radial-gradient(circle, rgba(45, 212, 191, 0.35), rgba(45, 212, 191, 0) 70%);
  filter: blur(10px);
  z-index: 0;
}

/* Sections */
.section-title {
  font-size: clamp(1.5rem, 3vw, 2rem);
  letter-spacing: -0.02em;
  margin: 0 0 1.6rem;
}

/* Products */
.products {
  max-width: var(--max);
  margin: 0 auto;
  padding: 2rem 1.5rem 1rem;
}

.product-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
}

.product-card {
  display: flex;
  flex-direction: column;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
  transition: transform 0.18s ease, box-shadow 0.18s ease;
}

.product-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 28px 50px -26px rgba(12, 42, 58, 0.55);
}

.product-art {
  aspect-ratio: 16 / 9;
  width: 100%;
}

.product-art svg {
  display: block;
  width: 100%;
  height: 100%;
}

.product-body {
  padding: 1.3rem 1.5rem 1.6rem;
}

.product-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 0.75rem;
  margin-bottom: 0.5rem;
}

.product-head h3 {
  margin: 0;
  font-size: 1.4rem;
  letter-spacing: -0.02em;
}

.product-link {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--teal);
  white-space: nowrap;
}

.product-body p {
  margin: 0;
  color: var(--ink-soft);
}

.more-note {
  text-align: center;
  color: var(--ink-soft);
  margin: 2rem 0 0;
  font-size: 0.95rem;
}

/* Mission */
.mission {
  max-width: var(--max);
  margin: 0 auto;
  padding: 3.5rem 1.5rem 4rem;
}

.mission-inner {
  max-width: 760px;
  background: linear-gradient(135deg, rgba(45, 212, 191, 0.1), rgba(14, 116, 144, 0.08));
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 2rem 2.2rem;
}

.mission-inner p {
  margin: 0;
  font-size: 1.1rem;
  color: var(--ink-soft);
}

/* Footer */
.site-footer {
  background: var(--ink);
  color: #cfe3ec;
}

.footer-inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  max-width: var(--max);
  margin: 0 auto;
  padding: 2.5rem 1.5rem 1.25rem;
}

.footer-brand .brand-name {
  color: #fff;
}

.footer-brand .muted {
  margin: 0.4rem 0 0;
  color: #9fc0cf;
  font-size: 0.92rem;
}

.footer-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 1.4rem;
  font-weight: 600;
}

.footer-nav a {
  color: #cfe3ec;
  transition: color 0.15s ease;
}

.footer-nav a:hover {
  color: var(--teal-bright);
}

.copyright {
  max-width: var(--max);
  margin: 0 auto;
  padding: 0.75rem 1.5rem 2rem;
  font-size: 0.85rem;
  color: #7fa3b3;
}

/* Responsive */
@media (max-width: 720px) {
  .product-grid {
    grid-template-columns: 1fr;
  }
  .site-nav {
    gap: 1rem;
    font-size: 0.9rem;
  }
}

/* Privacy page */
.doc {
  max-width: 760px;
  margin: 0 auto;
  padding: 3rem 1.5rem 4rem;
}

.doc h1 {
  font-size: clamp(1.8rem, 4vw, 2.4rem);
  letter-spacing: -0.02em;
  margin: 0 0 0.5rem;
}

.doc .updated {
  color: var(--ink-soft);
  margin: 0 0 2rem;
}

.doc h2 {
  margin: 2rem 0 0.5rem;
  font-size: 1.25rem;
}

.doc p,
.doc li {
  color: var(--ink-soft);
}

.doc a {
  color: var(--teal);
  font-weight: 600;
}

.back-link {
  display: inline-block;
  margin-bottom: 1.5rem;
  color: var(--teal);
  font-weight: 700;
}