:root {
  color-scheme: light dark;
  --canvas: #ffffff;
  --raised: #f7f9fc;
  --ink: #20242b;
  --muted: #5d6470;
  --line: #dfe4eb;
  --blue: #33a0ff;
  --coral: #ff333a;
  --on-blue: #20242b;
  --max-width: 71rem;
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Text", "Segoe UI", sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--canvas);
  color: var(--ink);
  font-size: 1rem;
  line-height: 1.55;
}
a { color: inherit; text-decoration-thickness: 0.08em; text-underline-offset: 0.16em; }
a:hover { text-decoration-thickness: 0.13em; }
a:focus-visible { outline: 3px solid var(--blue); outline-offset: 4px; border-radius: 4px; }
img { display: block; max-width: 100%; }

.skip-link { position: absolute; left: 1rem; top: -4rem; background: var(--ink); color: var(--canvas); padding: .75rem 1rem; z-index: 10; }
.skip-link:focus { top: 1rem; }
.shell { width: min(calc(100% - 2rem), var(--max-width)); margin: 0 auto; }
.site-header { border-bottom: 1px solid var(--line); }
.nav { min-height: 5rem; display: flex; justify-content: space-between; align-items: center; gap: 1.5rem; }
.brand { display: inline-flex; align-items: center; gap: .7rem; color: var(--ink); font-weight: 750; text-decoration: none; letter-spacing: -.025em; }
.brand img { width: 2.25rem; height: 2.25rem; border-radius: .6rem; }
.nav-links { display: flex; align-items: center; gap: 1.2rem; flex-wrap: wrap; }
.nav-links a { color: var(--muted); font-size: .94rem; text-decoration: none; }
.nav-links a[aria-current="page"], .nav-links a:hover { color: var(--ink); }

.hero { padding: clamp(4.25rem, 11vw, 8.5rem) 0 5rem; display: grid; grid-template-columns: 1.08fr .92fr; gap: clamp(2rem, 7vw, 6rem); align-items: center; }
.eyebrow { margin: 0 0 1rem; color: var(--muted); font-size: .95rem; font-weight: 700; letter-spacing: .01em; }
h1, h2, h3 { letter-spacing: -.035em; line-height: 1.07; }
h1 { max-width: 11ch; margin: 0; font-size: clamp(2.75rem, 7vw, 5.3rem); }
h2 { margin: 0; font-size: clamp(2rem, 4vw, 3.25rem); }
h3 { margin: 0 0 .5rem; font-size: 1.25rem; }
.hero-copy { max-width: 36rem; margin: 1.5rem 0 0; color: var(--muted); font-size: clamp(1.1rem, 2vw, 1.28rem); }
.hero-actions { display: flex; flex-wrap: wrap; gap: .8rem; margin-top: 2rem; }
.button { display: inline-flex; align-items: center; justify-content: center; min-height: 2.85rem; padding: .7rem 1.05rem; border: 1px solid transparent; border-radius: .85rem; font-weight: 700; text-decoration: none; }
.button-primary { background: var(--blue); color: var(--on-blue); }
.button-secondary { border-color: var(--line); color: var(--ink); }
.button:hover { text-decoration: none; filter: brightness(.97); }

.product-panel { position: relative; min-height: 23rem; padding: clamp(1.25rem, 3vw, 2rem); overflow: hidden; background: var(--raised); border: 1px solid var(--line); border-radius: 1.75rem; }
.product-panel::before { content: ""; position: absolute; width: 14rem; height: 14rem; top: -4rem; right: -3rem; border-radius: 50%; background: color-mix(in srgb, var(--blue) 20%, transparent); }
.product-mark { width: 5.5rem; border-radius: 1.45rem; position: relative; }
.status-card { position: relative; margin-top: 2.5rem; padding: 1.1rem 1.2rem; border-radius: 1rem; background: var(--canvas); box-shadow: 0 12px 30px rgb(32 36 43 / 8%); }
.status-top { display: flex; justify-content: space-between; gap: 1rem; font-weight: 700; }
.status-label { display: inline-flex; align-items: center; gap: .45rem; }
.status-dot { width: .65rem; height: .65rem; background: #33ff92; border: 2px solid var(--ink); border-radius: 50%; }
.status-meta { margin: .55rem 0 0; color: var(--muted); font-size: .9rem; }
.meter { display: flex; gap: .3rem; margin-top: 1.1rem; }
.meter span { height: .42rem; flex: 1; border-radius: 1rem; background: var(--blue); }
.meter span:last-child { background: var(--coral); }

.section { padding: clamp(4rem, 8vw, 6.5rem) 0; }
.section-tint { background: var(--raised); }
.section-heading { max-width: 42rem; }
.section-copy { color: var(--muted); font-size: 1.1rem; }
.grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1rem; margin-top: 2.25rem; }
.card { padding: 1.45rem; border: 1px solid var(--line); border-radius: 1.15rem; background: var(--canvas); }
.card p { margin: 0; color: var(--muted); }
.card-icon { width: 2.4rem; height: 2.4rem; display: grid; place-items: center; margin-bottom: 1rem; background: var(--raised); border-radius: .75rem; font-size: 1.3rem; }
.statement { max-width: 51rem; font-size: clamp(1.6rem, 3.2vw, 2.5rem); font-weight: 650; line-height: 1.2; letter-spacing: -.035em; }
.statement strong { color: var(--coral); }

.page-hero { padding: clamp(3.5rem, 8vw, 6.5rem) 0 3.5rem; border-bottom: 1px solid var(--line); }
.page-hero h1 { max-width: 15ch; font-size: clamp(2.55rem, 6vw, 4.5rem); }
.page-hero p { max-width: 42rem; margin: 1.2rem 0 0; color: var(--muted); font-size: 1.1rem; }
.prose { max-width: 48rem; padding: 4rem 0 6rem; }
.prose h2 { margin: 3rem 0 1rem; font-size: 1.65rem; }
.prose h2:first-child { margin-top: 0; }
.prose h3 { margin-top: 2rem; }
.prose p, .prose li { color: var(--muted); }
.prose li + li { margin-top: .45rem; }
.notice { margin: 2rem 0; padding: 1.1rem 1.2rem; background: var(--raised); border-left: .3rem solid var(--blue); border-radius: 0 .85rem .85rem 0; color: var(--muted); }
.contact-card { max-width: 45rem; padding: clamp(1.5rem, 5vw, 3rem); margin: 3rem 0 6rem; border: 1px solid var(--line); border-radius: 1.5rem; background: var(--raised); }
.contact-card p { color: var(--muted); }
.email-link { color: var(--ink); font-size: clamp(1.35rem, 3vw, 2rem); font-weight: 700; overflow-wrap: anywhere; }

.site-footer { border-top: 1px solid var(--line); padding: 2rem 0 2.5rem; }
.footer-row { display: flex; justify-content: space-between; gap: 1.5rem; align-items: flex-start; }
.footer-row p { margin: 0; color: var(--muted); font-size: .9rem; }
.footer-links { display: flex; flex-wrap: wrap; justify-content: flex-end; gap: .8rem 1.1rem; }
.footer-links a { color: var(--muted); font-size: .9rem; }

@media (max-width: 720px) {
  .nav { min-height: auto; padding: 1rem 0; align-items: flex-start; flex-direction: column; }
  .nav-links { gap: .85rem 1rem; }
  .hero { grid-template-columns: 1fr; padding-top: 4rem; }
  .product-panel { min-height: 18rem; }
  .grid { grid-template-columns: 1fr; }
  .footer-row { flex-direction: column; }
  .footer-links { justify-content: flex-start; }
}

@media (prefers-color-scheme: dark) {
  :root { --canvas: #000000; --raised: #1c1c1e; --ink: #f5f7fa; --muted: #aeb4bf; --line: #38383a; --on-blue: #20242b; }
  .status-card { box-shadow: none; }
  .product-panel::before { background: color-mix(in srgb, var(--blue) 17%, transparent); }
}

@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }