/* bistellar.ai: same look as the app (black and white, Supabase/Stripe-like). */

@font-face {
  font-family: 'Inter';
  src: url('/fonts/inter-latin.woff2') format('woff2');
  font-weight: 100 900;
  font-display: swap;
}

:root {
  --ink: #171717;
  --text: #262626;
  --muted: #737373;
  --line: #e5e5e5;
  --soft: #fafafa;
  --bg: #ffffff;
  color-scheme: light dark;
}
@media (prefers-color-scheme: dark) {
  :root {
    --ink: #fafafa;
    --text: #e5e5e5;
    --muted: #a3a3a3;
    --line: #262626;
    --soft: #111111;
    --bg: #0a0a0a;
  }
}

* {
  box-sizing: border-box;
}
html {
  -webkit-text-size-adjust: 100%;
}
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 16px/1.6 Inter, ui-sans-serif, system-ui, -apple-system, 'Segoe UI', sans-serif;
  -webkit-font-smoothing: antialiased;
}
a {
  color: inherit;
}
.wrap {
  max-width: 1040px;
  margin: 0 auto;
  padding: 0 24px;
}

/* Header */
header {
  border-bottom: 1px solid var(--line);
}
header .wrap {
  display: flex;
  align-items: center;
  height: 60px;
  gap: 16px;
}
.logo {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--ink);
  font-weight: 600;
  font-size: 16px;
  letter-spacing: -0.01em;
  text-decoration: none;
}
.logo svg {
  height: 11px;
  width: auto;
}
header nav {
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: 8px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  height: 36px;
  padding: 0 14px;
  border-radius: 6px;
  font-size: 14px;
  font-weight: 500;
  text-decoration: none;
  white-space: nowrap;
  transition: background-color 0.15s, border-color 0.15s;
}
.btn-primary {
  background: var(--ink);
  color: var(--bg);
}
.btn-primary:hover {
  opacity: 0.88;
}
.btn-secondary {
  border: 1px solid var(--line);
  color: var(--ink);
}
.btn-secondary:hover {
  background: var(--soft);
}
.btn-lg {
  height: 44px;
  padding: 0 20px;
  font-size: 15px;
}

/* Home */
.hero {
  padding: 112px 0 88px;
}
.eyebrow {
  display: inline-block;
  margin-bottom: 20px;
  padding: 3px 10px;
  border: 1px solid var(--line);
  border-radius: 999px;
  font-size: 13px;
  color: var(--muted);
}
.hero h1 {
  margin: 0;
  max-width: 760px;
  color: var(--ink);
  font-size: clamp(40px, 6vw, 64px);
  line-height: 1.05;
  font-weight: 650;
  letter-spacing: -0.035em;
}
.hero p {
  margin: 24px 0 0;
  max-width: 600px;
  color: var(--muted);
  font-size: 19px;
  line-height: 1.55;
}
.hero .actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 36px;
}

.features {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
  border: 1px solid var(--line);
  border-radius: 10px;
  overflow: hidden;
}
.features > div {
  padding: 28px;
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  margin: 0 -1px -1px 0;
}
.features h3 {
  margin: 0 0 6px;
  color: var(--ink);
  font-size: 15px;
  font-weight: 600;
}
.features p {
  margin: 0;
  color: var(--muted);
  font-size: 14px;
}

.cta {
  margin: 96px 0;
  padding: 48px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: var(--soft);
}
.cta h2 {
  margin: 0;
  color: var(--ink);
  font-size: 28px;
  letter-spacing: -0.02em;
}
.cta p {
  margin: 8px 0 24px;
  color: var(--muted);
}

/* Legal pages */
.legal {
  max-width: 720px;
  padding: 64px 0 96px;
}
.legal h1 {
  margin: 0;
  color: var(--ink);
  font-size: 36px;
  letter-spacing: -0.025em;
}
.legal .meta {
  margin: 8px 0 40px;
  color: var(--muted);
  font-size: 14px;
}
.legal h2 {
  margin: 40px 0 8px;
  color: var(--ink);
  font-size: 18px;
  letter-spacing: -0.01em;
}
.legal p,
.legal li {
  font-size: 15px;
}
.legal ul {
  padding-left: 20px;
}
.legal li {
  margin: 4px 0;
}
.legal table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
}
.legal th,
.legal td {
  padding: 8px 10px;
  border-bottom: 1px solid var(--line);
  text-align: left;
  vertical-align: top;
}
.legal th {
  color: var(--ink);
  font-weight: 600;
}

/* Footer */
footer {
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 13px;
}
footer .wrap {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px 24px;
  padding-top: 24px;
  padding-bottom: 32px;
}
footer nav {
  display: flex;
  gap: 20px;
  margin-left: auto;
}
footer a {
  text-decoration: none;
}
footer a:hover {
  color: var(--ink);
}

@media (max-width: 640px) {
  .hero {
    padding: 72px 0 56px;
  }
  .cta {
    padding: 28px;
  }
  footer nav {
    margin-left: 0;
  }
}