:root {
  --bg: #fafaf8;
  --surface: #ffffff;
  --text: #16181d;
  --text-soft: #555a64;
  --accent: #2455ff;
  --accent-ink: #ffffff;
  --border: #e4e4de;
  --tag-ship-bg: #e3f2e6;
  --tag-ship-ink: #1d6b2f;
  --tag-soon-bg: #f0ecff;
  --tag-soon-ink: #4f3ac2;
  --radius: 14px;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0f1115;
    --surface: #171a21;
    --text: #eceef2;
    --text-soft: #9aa1ad;
    --accent: #6b8bff;
    --accent-ink: #0f1115;
    --border: #262b35;
    --tag-ship-bg: #16311c;
    --tag-ship-ink: #7fd18f;
    --tag-soon-bg: #241f45;
    --tag-soon-ink: #b3a5ff;
  }
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

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

.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  max-width: 1060px;
  margin: 0 auto;
  padding: 1.1rem 1.5rem;
}
.brand {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-weight: 700;
  font-size: 1.05rem;
  letter-spacing: -0.01em;
  color: var(--text);
  text-decoration: none;
}
.brand-mark { width: 26px; height: 26px; fill: var(--accent); }
.site-header nav {
  display: flex;
  align-items: center;
  gap: 1.4rem;
}
.site-header nav a {
  color: var(--text-soft);
  text-decoration: none;
  font-size: 0.95rem;
}
.site-header nav a:hover { color: var(--text); }
.nav-cta {
  color: var(--accent) !important;
  font-weight: 600;
}

main { max-width: 1060px; margin: 0 auto; padding: 0 1.5rem; }

.hero {
  padding: 5.5rem 0 5rem;
  max-width: 720px;
}
.hero h1 {
  font-size: clamp(2.4rem, 6vw, 3.8rem);
  line-height: 1.08;
  letter-spacing: -0.03em;
  font-weight: 800;
}
.hero h1 em {
  font-style: normal;
  color: var(--accent);
}
.hero-sub {
  margin: 1.4rem 0 2.2rem;
  font-size: 1.15rem;
  color: var(--text-soft);
  max-width: 34em;
}

.button {
  display: inline-block;
  background: var(--accent);
  color: var(--accent-ink);
  font-weight: 600;
  text-decoration: none;
  padding: 0.75rem 1.5rem;
  border-radius: 999px;
  transition: opacity 0.15s ease;
}
.button:hover { opacity: 0.88; }

section h2 {
  font-size: 1.05rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--text-soft);
  margin-bottom: 1.6rem;
}

.products { padding: 2rem 0 3rem; }
.cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(290px, 1fr));
  gap: 1.4rem;
}
.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.8rem;
  display: flex;
  flex-direction: column;
  gap: 0.7rem;
}
.card-tag {
  align-self: flex-start;
  font-size: 0.78rem;
  font-weight: 600;
  padding: 0.2rem 0.7rem;
  border-radius: 999px;
  background: var(--tag-soon-bg);
  color: var(--tag-soon-ink);
}
.card:first-child .card-tag {
  background: var(--tag-ship-bg);
  color: var(--tag-ship-ink);
}
.card h3 {
  font-size: 1.5rem;
  letter-spacing: -0.02em;
}
.card-lede {
  font-weight: 600;
  color: var(--text);
}
.card p { color: var(--text-soft); }
.card-lede { color: var(--text); }
.card-link {
  margin-top: auto;
  padding-top: 0.6rem;
  font-weight: 600;
  color: var(--accent);
  text-decoration: none;
}
.card-link:hover { text-decoration: underline; }
.card-link.muted {
  color: var(--text-soft);
  font-weight: 500;
}

.about { padding: 3rem 0; border-top: 1px solid var(--border); }
.about p { max-width: 44em; font-size: 1.08rem; color: var(--text-soft); }

.contact { padding: 3rem 0 5rem; border-top: 1px solid var(--border); }
.contact p { color: var(--text-soft); margin-bottom: 1.6rem; }

.site-footer {
  border-top: 1px solid var(--border);
  padding: 2rem 1.5rem;
  text-align: center;
  font-size: 0.88rem;
  color: var(--text-soft);
}

@media (max-width: 560px) {
  .hero { padding: 3.5rem 0 3.5rem; }
  .site-header nav { gap: 1rem; }
}