/* Bright CAD — brightcad.app
   Self-contained: system fonts, no CDN, no trackers, no external requests. */

:root {
  --orange: #ff8f1a;
  --orange-deep: #cc6305;
  --paper: #f8f7f4;
  --graphite: #1b1b20;
  --ink: #26262b;
  --muted: #6a6a72;
  --rule: #e3e1dc;
  --card: #ffffff;
  --shadow: 0 2px 14px rgba(0, 0, 0, 0.07);
}

@media (prefers-color-scheme: dark) {
  :root {
    --paper: #131317;
    --ink: #eceae6;
    --muted: #9a9aa4;
    --rule: #2b2b33;
    --card: #1b1b20;
    --shadow: 0 2px 18px rgba(0, 0, 0, 0.4);
  }
}

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

html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  padding: 0;
  background: var(--paper);
  color: var(--ink);
  font: 17px/1.65 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto,
        "Helvetica Neue", Arial, sans-serif;
  -webkit-font-smoothing: antialiased;
}

.wrap {
  max-width: 900px;
  margin: 0 auto;
  padding: 0 24px;
}

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

header.site {
  border-bottom: 1px solid var(--rule);
}

header.site .wrap {
  display: flex;
  align-items: center;
  gap: 12px;
  padding-top: 18px;
  padding-bottom: 18px;
}

header.site img {
  width: 32px;
  height: 32px;
  border-radius: 7px;
}

header.site .name {
  font-weight: 700;
  letter-spacing: -0.01em;
  font-size: 18px;
}

header.site .name em {
  font-style: normal;
  color: var(--orange);
}

header.site nav {
  margin-left: auto;
  display: flex;
  gap: 20px;
  font-size: 15px;
}

header.site nav a {
  color: var(--muted);
  text-decoration: none;
}

header.site nav a:hover { color: var(--ink); }

/* ---- hero ---- */

.hero {
  text-align: center;
  padding: 72px 0 56px;
}

.hero img.icon {
  width: 128px;
  height: 128px;
  border-radius: 28px;
  /* The icon's own ground is the same paper as the page, so without this the
     squircle dissolves and it stops reading as an app icon. */
  box-shadow: 0 6px 22px rgba(0, 0, 0, 0.13), 0 0 0 1px var(--rule);
}

.hero h1 {
  margin: 28px 0 12px;
  font-size: clamp(34px, 6vw, 52px);
  line-height: 1.1;
  letter-spacing: -0.02em;
  font-weight: 800;
}

.hero h1 em {
  font-style: normal;
  color: var(--orange);
}

.hero p.lede {
  margin: 0 auto;
  max-width: 34em;
  font-size: clamp(18px, 2.4vw, 21px);
  color: var(--muted);
}

.badges {
  margin-top: 30px;
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  justify-content: center;
}

.badge {
  display: inline-block;
  padding: 11px 20px;
  border-radius: 999px;
  font-size: 15px;
  font-weight: 600;
  text-decoration: none;
}

.badge.primary {
  background: var(--orange);
  color: #1b1b20;
}

.badge.ghost {
  border: 1.5px solid var(--rule);
  color: var(--muted);
}

/* ---- shot ---- */

.shot {
  margin: 8px 0 72px;
  border: 1px solid var(--rule);
  border-radius: 18px;
  background: var(--card);
  box-shadow: var(--shadow);
  overflow: hidden;
}

.shot img {
  display: block;
  width: 100%;
  height: auto;
}

.shot .placeholder {
  aspect-ratio: 4 / 3;
  display: grid;
  place-content: center;
  gap: 6px;
  text-align: center;
  color: var(--muted);
  font-size: 15px;
  background-image:
    linear-gradient(var(--rule) 1px, transparent 1px),
    linear-gradient(90deg, var(--rule) 1px, transparent 1px);
  background-size: 44px 44px;
}

.shot .placeholder strong {
  color: var(--ink);
  font-size: 17px;
}

/* ---- features ---- */

section { padding: 8px 0 56px; }

h2 {
  font-size: 13px;
  letter-spacing: 0.09em;
  text-transform: uppercase;
  color: var(--muted);
  font-weight: 700;
  margin: 0 0 24px;
}

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 20px;
}

.card {
  background: var(--card);
  border: 1px solid var(--rule);
  border-radius: 14px;
  padding: 22px 22px 24px;
}

.card h3 {
  margin: 0 0 8px;
  font-size: 17px;
  letter-spacing: -0.01em;
}

.card p {
  margin: 0;
  color: var(--muted);
  font-size: 15.5px;
}

.rule-line {
  border: 0;
  border-top: 1px solid var(--rule);
  margin: 0 0 48px;
}

/* ---- specs ---- */

dl.specs {
  display: grid;
  grid-template-columns: max-content 1fr;
  gap: 10px 28px;
  margin: 0;
  font-size: 15.5px;
}

dl.specs dt {
  color: var(--muted);
  white-space: nowrap;
}

dl.specs dd { margin: 0; }

/* ---- prose (privacy / support) ---- */

.prose { padding: 56px 0 24px; max-width: 44em; }

.prose h1 {
  font-size: clamp(28px, 4.5vw, 38px);
  letter-spacing: -0.02em;
  margin: 0 0 6px;
}

.prose .updated {
  color: var(--muted);
  font-size: 15px;
  margin: 0 0 40px;
}

.prose h2 {
  font-size: 19px;
  text-transform: none;
  letter-spacing: -0.01em;
  color: var(--ink);
  margin: 36px 0 10px;
}

.prose p, .prose li { color: var(--ink); }

.prose ul { padding-left: 22px; }

.prose li { margin-bottom: 8px; }

.prose a { color: var(--orange-deep); }

@media (prefers-color-scheme: dark) {
  .prose a { color: var(--orange); }
}

.callout {
  border-left: 3px solid var(--orange);
  background: var(--card);
  border-radius: 0 10px 10px 0;
  padding: 16px 20px;
  margin: 24px 0;
}

.callout p { margin: 0; }

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

footer.site {
  border-top: 1px solid var(--rule);
  margin-top: 40px;
  padding: 28px 0 48px;
  color: var(--muted);
  font-size: 14.5px;
}

footer.site .wrap {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 22px;
  align-items: center;
}

footer.site a { color: var(--muted); }

footer.site .spacer { margin-left: auto; }

@media (max-width: 560px) {
  header.site nav { gap: 14px; font-size: 14px; }
  .hero { padding: 48px 0 40px; }
  dl.specs { grid-template-columns: 1fr; gap: 2px 0; }
  dl.specs dd { margin-bottom: 12px; }
}