/* Lupa Tech, LLC — one stylesheet for the whole site.
   Design direction: Helvetica-stack headings over Georgia body copy,
   warm grey paper, indigo accent, ochre for status. System fonts only,
   so there is nothing to self-host and no font CDN to depend on. */

:root {
  --paper:   oklch(0.96 0.006 70);
  --card:    oklch(0.985 0.004 85);
  --footer:  oklch(0.94 0.006 70);
  --ink:     oklch(0.22 0.008 70);
  --ink-2:   oklch(0.32 0.008 70);
  --ink-3:   oklch(0.40 0.008 70);
  --ink-4:   oklch(0.50 0.008 70);
  --rule:    oklch(0.88 0.006 70);
  --rule-2:  oklch(0.78 0.006 70);
  --accent:  oklch(0.45 0.07 265);
  --accent-dark: oklch(0.32 0.06 265);
  --status:  oklch(0.55 0.07 75);
  --sans: -apple-system, BlinkMacSystemFont, "Helvetica Neue", Helvetica, Arial, sans-serif;
  --serif: Georgia, "Iowan Old Style", "Times New Roman", serif;
  --mono: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
}

*, *::before, *::after { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--serif);
  font-size: 17px;
  line-height: 1.6;
  -webkit-text-size-adjust: 100%;
}

a { color: var(--accent); text-decoration-thickness: 1px; text-underline-offset: 2px; }
a:hover { color: var(--accent-dark); }
::selection { background: oklch(0.9 0.05 265); }

:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; }

.wrap { max-width: 1040px; margin: 0 auto; padding: 0 28px; }

/* ---------- header ---------- */

.site-header { border-bottom: 1px solid var(--rule); }
.site-header .wrap {
  padding-top: 22px; padding-bottom: 22px;
  display: flex; flex-wrap: wrap; gap: 20px;
  align-items: baseline; justify-content: space-between;
}
.brand {
  font-family: var(--sans); font-size: 15px; font-weight: 700;
  letter-spacing: 0.14em; text-transform: uppercase;
  color: var(--ink); text-decoration: none;
}
.nav { display: flex; flex-wrap: wrap; gap: 26px; font-family: var(--sans); font-size: 14px; }
.nav a { color: var(--ink-3); text-decoration: none; }
.nav a:hover { color: var(--ink); }
.nav a[aria-current="page"] {
  color: var(--ink); border-bottom: 2px solid var(--accent); padding-bottom: 2px;
}

/* ---------- sections ---------- */

.section { padding: 72px 0; border-bottom: 1px solid var(--rule); }
.section:last-of-type { border-bottom: 0; padding-bottom: 84px; }
.hero { padding: 88px 0 72px; border-bottom: 1px solid var(--rule); }
.page-head { padding: 72px 0 56px; }

.eyebrow {
  font-family: var(--mono); font-size: 12px; letter-spacing: 0.12em;
  text-transform: uppercase; color: var(--ink-4); margin: 0 0 24px;
}
h1 {
  font-family: var(--sans); font-weight: 700; letter-spacing: -0.025em;
  line-height: 1.07; font-size: clamp(36px, 5.6vw, 60px); margin: 0;
  text-wrap: balance;
}
.hero h1 { max-width: 16ch; }
.lede {
  font-size: 19px; line-height: 1.62; max-width: 62ch;
  margin: 28px 0 0; color: var(--ink-2); text-wrap: pretty;
}
.kicker {
  font-family: var(--sans); font-size: 13px; font-weight: 700;
  letter-spacing: 0.14em; text-transform: uppercase;
  margin: 0 0 28px; color: var(--ink-3);
}
.section-head {
  display: flex; flex-wrap: wrap; gap: 16px;
  align-items: baseline; justify-content: space-between; margin-bottom: 40px;
}
.section-head .kicker { margin: 0; }
.section-note { margin: 0; font-size: 15px; color: var(--ink-4); }
.prose.gap-below { margin-bottom: 30px; }
.prose.gap-above { margin-top: 28px; }
.prose.muted { color: var(--ink-3); }
.card p.link { margin: 0; }
.prose { margin: 0; font-size: 17px; line-height: 1.6; max-width: 62ch; color: var(--ink-2); text-wrap: pretty; }

/* ---------- buttons ---------- */

.actions { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 38px; }
.btn {
  font-family: var(--sans); font-size: 15px; text-decoration: none;
  color: var(--card); background: var(--accent);
  padding: 13px 22px; border-radius: 2px; display: inline-block;
}
.btn:hover { background: var(--accent-dark); color: var(--card); }
.btn-ghost {
  color: var(--ink); background: none; border: 1px solid var(--rule-2);
}
.btn-ghost:hover { background: none; color: var(--ink); border-color: var(--accent); }

/* ---------- cards ---------- */

.cards {
  display: grid; gap: 18px;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 400px), 1fr));
}
.card {
  background: var(--card); border: 1px solid var(--rule);
  padding: 28px 26px 30px; display: flex; flex-direction: column; gap: 14px;
}
.card h3 {
  font-family: var(--sans); font-size: 20px; font-weight: 700;
  letter-spacing: -0.015em; margin: 0;
}
.card p { margin: 0; font-size: 16px; line-height: 1.55; color: var(--ink-3); }
.app-icon {
  width: 44px; height: 44px; border-radius: 10px;
  border: 1px solid oklch(0.86 0.006 70);
  background: repeating-linear-gradient(135deg,
    oklch(0.93 0.006 70) 0 4px, oklch(0.97 0.004 85) 4px 8px);
}
.card p.status {
  margin: auto 0 0; font-family: var(--mono); font-size: 11px;
  letter-spacing: 0.08em; text-transform: uppercase; color: var(--status);
}

/* ---------- two-column notes ---------- */

.cols {
  display: grid; gap: 44px;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 260px), 1fr));
}
.cols .kicker { margin-bottom: 20px; }

/* ---------- definition list (company details) ---------- */

.facts {
  margin: 0; border-top: 1px solid var(--rule);
  display: grid; grid-template-columns: minmax(150px, 220px) minmax(0, 1fr);
}
.facts dt {
  font-family: var(--sans); font-size: 14px; color: var(--ink-4);
  padding: 18px 20px 18px 0; border-bottom: 1px solid var(--rule);
}
.facts dd {
  margin: 0; font-size: 17px; padding: 18px 0;
  border-bottom: 1px solid var(--rule); line-height: 1.5;
}
.facts a.plain { color: var(--ink); text-decoration: none; }
.facts a.plain:hover { color: var(--accent); }

/* ---------- support: contact panel ---------- */

.contact-panel {
  background: var(--card); border: 1px solid var(--rule); padding: 36px 32px;
  display: grid; gap: 28px; align-items: center;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 280px), 1fr));
}
.contact-panel .kicker { margin-bottom: 14px; }
.contact-email {
  margin: 0 0 6px; font-family: var(--sans);
  font-size: clamp(22px, 3vw, 28px); letter-spacing: -0.02em; word-break: break-word;
}
.contact-aside { display: flex; flex-direction: column; gap: 12px; align-items: flex-start; }
.contact-aside p { margin: 0; font-size: 15px; line-height: 1.55; color: var(--ink-3); }

/* ---------- support: checklist ---------- */

.checklist {
  margin: 0; padding: 0; list-style: none;
  display: grid; gap: 20px;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 300px), 1fr));
}
.checklist li { border-top: 2px solid var(--accent); padding-top: 14px; }
.checklist strong {
  display: block; font-family: var(--sans); font-size: 16px; margin-bottom: 6px;
}
.checklist p { margin: 0; font-size: 16px; line-height: 1.55; color: var(--ink-3); }

/* ---------- support: FAQ ---------- */

.faq { border-top: 1px solid var(--rule); }
.faq > div {
  border-bottom: 1px solid var(--rule); padding: 24px 0;
  display: grid; gap: 8px 40px;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 320px), 1fr));
}
.faq h3 {
  font-family: var(--sans); font-size: 17px; font-weight: 700;
  letter-spacing: -0.01em; margin: 0;
}
.faq p { margin: 0; font-size: 17px; line-height: 1.6; color: var(--ink-2); }

/* ---------- footer ---------- */

.site-footer { border-top: 1px solid var(--rule); background: var(--footer); }
.site-footer .wrap {
  padding-top: 44px; padding-bottom: 52px;
  display: grid; gap: 32px; align-items: start;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 220px), 1fr));
}
.site-footer p { margin: 0; font-size: 15px; line-height: 1.6; color: var(--ink-3); }
.site-footer .entity { color: var(--ink); }
.site-footer p + p { margin-top: 6px; }
.footer-nav {
  display: flex; flex-direction: column; gap: 10px;
  font-family: var(--sans); font-size: 14px;
}
.footer-nav a { color: var(--ink-3); text-decoration: none; }
.footer-nav a:hover { color: var(--ink); }
.copyright { font-family: var(--mono); font-size: 12px; color: var(--ink-4); }

@media print {
  .site-header, .nav, .actions { display: none; }
  body { background: #fff; }
}