:root {
  --paper: #f7f4ed;
  --surface: #fffdf8;
  --sage-100: #e3eadf;
  --sage-300: #b8c9b7;
  --sage-600: #5f7c68;
  --ink: #193329;
  --muted: #5f6f67;
  --line: rgba(25, 51, 41, 0.14);
  --accent: #d79b70;
  --radius: 1.5rem;
  --shadow: 0 1.25rem 4rem rgba(25, 51, 41, 0.12);
  --content: 72rem;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; color: var(--ink); background: var(--paper); font-family: Inter, "PingFang SC", "Noto Sans SC", system-ui, sans-serif; line-height: 1.65; }
img { display: block; max-width: 100%; height: auto; }
a { color: inherit; }
a:focus-visible, button:focus-visible { outline: 3px solid var(--accent); outline-offset: 4px; }
.skip-link { position: fixed; left: 1rem; top: -5rem; z-index: 100; padding: .75rem 1rem; background: var(--ink); color: white; }
.skip-link:focus { top: 1rem; }
.site-header { position: sticky; top: 0; z-index: 20; border-bottom: 1px solid var(--line); background: color-mix(in srgb, var(--paper) 88%, transparent); backdrop-filter: blur(18px); }
.header-inner, .section, .footer-inner { width: min(calc(100% - 2rem), var(--content)); margin-inline: auto; }
.header-inner { min-height: 4.75rem; display: flex; align-items: center; justify-content: space-between; gap: 1.5rem; }
.brand { display: inline-flex; align-items: center; gap: .65rem; text-decoration: none; font-weight: 800; letter-spacing: -.02em; }
.brand img { width: 2rem; height: 2rem; }
.nav-links { display: flex; align-items: center; gap: 1.4rem; list-style: none; margin: 0; padding: 0; }
.nav-links a { text-decoration: none; font-size: .92rem; }
.mobile-nav-button { display: none; border: 0; background: transparent; color: var(--ink); font: inherit; }
.section { padding-block: clamp(4rem, 8vw, 7rem); }
.hero { min-height: min(50rem, calc(100vh - 4.75rem)); display: grid; grid-template-columns: 1.05fr .95fr; align-items: center; gap: clamp(2rem, 7vw, 6rem); }
.eyebrow { color: var(--sage-600); font-size: .78rem; font-weight: 800; letter-spacing: .14em; text-transform: uppercase; }
h1, h2, h3 { line-height: 1.12; letter-spacing: -.035em; }
h1 { margin: .8rem 0 1.25rem; font-size: clamp(3rem, 7vw, 6.25rem); }
h2 { font-size: clamp(2rem, 4vw, 3.6rem); }
.lead { max-width: 38rem; color: var(--muted); font-size: clamp(1.05rem, 2vw, 1.25rem); }
.button { display: inline-flex; align-items: center; justify-content: center; min-height: 3rem; padding: .75rem 1.25rem; border-radius: 999px; background: var(--ink); color: white; text-decoration: none; font-weight: 700; }
.card-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1rem; }
.card { padding: 1.5rem; border: 1px solid var(--line); border-radius: var(--radius); background: var(--surface); }
.device-frame { padding: .7rem; border: 1px solid rgba(255,255,255,.7); border-radius: 2rem; background: var(--ink); box-shadow: var(--shadow); transform: rotate(1.5deg); }
.device-frame img { border-radius: 1.4rem; }
.legal-page { max-width: 48rem; }
.legal-page h1 { font-size: clamp(2.5rem, 6vw, 4.5rem); }
.site-footer { border-top: 1px solid var(--line); }
.footer-inner { padding-block: 2.5rem; display: grid; gap: .75rem; color: var(--muted); font-size: .9rem; }
@media (max-width: 800px) {
  .nav-links { flex-wrap: wrap; justify-content: flex-end; }
  .js .mobile-nav-button { display: inline-flex; }
  .js .nav-links { display: none; position: absolute; inset: 4.75rem 1rem auto; flex-direction: column; align-items: stretch; padding: 1rem; border: 1px solid var(--line); border-radius: 1rem; background: var(--surface); box-shadow: var(--shadow); }
  .js .nav-links[data-open="true"] { display: flex; }
  .hero { min-height: auto; grid-template-columns: 1fr; padding-top: 3rem; }
  .device-frame { transform: none; }
  .card-grid { grid-template-columns: 1fr; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .01ms !important; transition-duration: .01ms !important; }
}