:root {
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: #17202a;
  background: #f6f7f8;
  line-height: 1.55;
  font-synthesis: none;
}
* { box-sizing: border-box; }
body { margin: 0; }
a { color: inherit; text-underline-offset: .18em; }
.skip-link { position: absolute; left: -9999px; top: 8px; z-index: 100; background: #fff; padding: 8px 12px; border: 1px solid #17202a; }
.skip-link:focus { left: 8px; }
main { width: min(1100px, calc(100% - 32px)); margin: 40px auto 80px; }
header { margin-bottom: 28px; }
.eyebrow { font-size: .78rem; letter-spacing: .14em; text-transform: uppercase; font-weight: 750; }
.panel { background: #fff; border: 1px solid #d9dee3; border-radius: 10px; padding: 22px; margin: 18px 0; }
label { display: block; font-weight: 650; margin: 14px 0 6px; }
textarea, input[type="password"], input[type="email"], input[type="text"], input[type="file"] { box-sizing: border-box; width: 100%; font: inherit; }
textarea, input[type="password"], input[type="email"], input[type="text"] { border: 1px solid #aeb7c0; border-radius: 6px; padding: 10px; background: #fff; }
button { margin-top: 14px; padding: 10px 16px; border: 1px solid #39434d; border-radius: 6px; background: #fff; font: inherit; font-weight: 750; cursor: pointer; }
button:disabled { cursor: not-allowed; opacity: .45; }
.options { display: flex; gap: 24px; flex-wrap: wrap; margin-top: 12px; }
.options label, .review { font-weight: 500; }
.two-columns { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.auth-column { max-width: 520px; }
pre { white-space: pre-wrap; word-break: break-word; font-size: .85rem; }
#status { position: sticky; bottom: 12px; padding: 10px 14px; background: #fff; border: 1px solid #d9dee3; border-radius: 8px; }
#status[data-type="error"], #status[data-type="ok"] { font-weight: 750; }
.privacy-note { border-left: 3px solid #39434d; padding-left: 12px; max-width: 760px; }
.app-footer { margin-top: 36px; font-size: .9rem; }

.public-page { background: #fbfbfa; color: #1c242b; }
.site-header { width: min(1180px, calc(100% - 32px)); margin: 0 auto; padding: 20px 0; border-bottom: 1px solid #dde1e4; }
.site-nav { display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.brand { font-weight: 850; letter-spacing: .08em; text-decoration: none; }
.nav-links { display: flex; align-items: center; flex-wrap: wrap; gap: 18px; font-size: .94rem; }
.nav-links a { text-decoration: none; }
.button-link { border: 1px solid #26313a; border-radius: 999px; padding: 8px 14px; }
.public-main { width: min(1180px, calc(100% - 32px)); margin: 0 auto; }
.hero { padding: 88px 0 72px; max-width: 880px; }
.hero h1 { font-size: clamp(2.4rem, 6vw, 5.2rem); line-height: 1.02; letter-spacing: -.045em; margin: 14px 0 24px; }
.lead { font-size: clamp(1.08rem, 2vw, 1.32rem); max-width: 760px; color: #46515a; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 30px; }
.primary-action, .secondary-action { display: inline-block; padding: 12px 18px; border-radius: 8px; text-decoration: none; font-weight: 750; }
.primary-action { background: #1e2a32; color: #fff; }
.secondary-action { border: 1px solid #7c858c; background: #fff; }
.trust-line { margin-top: 22px; font-size: .9rem; color: #5a646c; }
.content-grid { display: grid; gap: 18px; margin: 10px 0 80px; }
.content-grid.three { grid-template-columns: repeat(3, 1fr); }
.feature { background: #fff; border: 1px solid #dde1e4; border-radius: 12px; padding: 24px; }
.feature h2 { font-size: 1.1rem; margin-top: 0; }
.explain { display: grid; grid-template-columns: .8fr 1.2fr; gap: 64px; padding: 70px 0; border-top: 1px solid #dde1e4; }
.explain h2 { font-size: clamp(1.8rem, 3vw, 3rem); margin-top: 10px; }
.cta { margin: 20px 0 80px; padding: 36px; background: #eef1f2; border-radius: 14px; }
.prose { max-width: 790px; padding: 64px 0 90px; }
.prose h1 { font-size: clamp(2.2rem, 5vw, 4rem); line-height: 1.05; letter-spacing: -.035em; margin: 12px 0 34px; }
.prose h2 { margin-top: 38px; font-size: 1.35rem; }
.prose p, .prose li { color: #39454e; }
.prose code { background: #eef1f2; padding: .1em .3em; border-radius: 4px; }
.site-footer { width: min(1180px, calc(100% - 32px)); margin: 0 auto; padding: 34px 0 48px; border-top: 1px solid #dde1e4; display: grid; grid-template-columns: 1.2fr 1fr; gap: 30px; }
.site-footer p { margin: 6px 0; max-width: 560px; color: #56616a; }
.footer-links { display: flex; flex-wrap: wrap; gap: 14px 20px; align-content: start; }
.fine-print { grid-column: 1 / -1; font-size: .82rem; }
@media (max-width: 760px) {
  .two-columns, .content-grid.three, .explain, .site-footer { grid-template-columns: 1fr; }
  .site-nav { align-items: flex-start; flex-direction: column; }
  .nav-links { gap: 12px; }
  .hero { padding-top: 54px; }
  .explain { gap: 10px; }
}