/* Ordena — site styles. One stylesheet, no build step. */
:root {
  --bg: #fffdf9;
  --surface: #ffffff;
  --ink: #1a1613;
  --ink-soft: #5c5349;
  --line: #ece5db;
  --accent: #c8102e;
  --accent-soft: #fff1f1;
  --amber: #f5a623;
  --radius: 16px;
  --max: 1080px;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #14110e;
    --surface: #1c1815;
    --ink: #f5efe7;
    --ink-soft: #a89d90;
    --line: #2c2620;
    --accent: #ff5a5f;
    --accent-soft: #2a1618;
  }
}
:root[data-theme="light"] {
  --bg: #fffdf9; --surface: #fff; --ink: #1a1613; --ink-soft: #5c5349;
  --line: #ece5db; --accent: #c8102e; --accent-soft: #fff1f1;
}
:root[data-theme="dark"] {
  --bg: #14110e; --surface: #1c1815; --ink: #f5efe7; --ink-soft: #a89d90;
  --line: #2c2620; --accent: #ff5a5f; --accent-soft: #2a1618;
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font: 400 17px/1.65 ui-sans-serif, -apple-system, "Segoe UI", Inter, Roboto, sans-serif;
  -webkit-font-smoothing: antialiased;
}
.wrap { max-width: var(--max); margin: 0 auto; padding: 0 24px; }
a { color: inherit; }

/* header */
header.site {
  position: sticky; top: 0; z-index: 20;
  backdrop-filter: saturate(1.4) blur(10px);
  background: color-mix(in srgb, var(--bg) 82%, transparent);
  border-bottom: 1px solid var(--line);
}
header.site .wrap { display: flex; align-items: center; gap: 20px; height: 64px; }
.brand { display: flex; align-items: center; gap: 10px; font-weight: 700; letter-spacing: -.02em;
  text-decoration: none; font-size: 18px; }
.brand .dot { width: 26px; height: 26px; border-radius: 9px; display: grid; place-items: center;
  background: linear-gradient(140deg, var(--amber), var(--accent)); color: #fff; font-size: 15px; }
nav.site { margin-left: auto; display: flex; gap: 22px; align-items: center; }
nav.site a { color: var(--ink-soft); text-decoration: none; font-size: 15px; }
nav.site a:hover { color: var(--ink); }

/* buttons */
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 12px 20px; border-radius: 999px; text-decoration: none;
  font-weight: 600; font-size: 15px; border: 1px solid transparent;
  transition: transform .15s ease, box-shadow .15s ease, background .15s ease;
}
.btn-primary { background: var(--accent); color: #fff; box-shadow: 0 6px 18px -6px var(--accent); }
.btn-primary:hover { transform: translateY(-1px); box-shadow: 0 10px 24px -8px var(--accent); }
.btn-ghost { border-color: var(--line); color: var(--ink); background: var(--surface); }
.btn-ghost:hover { border-color: var(--ink-soft); }

/* hero */
.hero { padding: 84px 0 64px; }
.eyebrow {
  display: inline-flex; align-items: center; gap: 8px; font-size: 13px; font-weight: 600;
  color: var(--accent); background: var(--accent-soft); padding: 6px 12px; border-radius: 999px;
  border: 1px solid color-mix(in srgb, var(--accent) 18%, transparent);
}
h1 {
  font-size: clamp(38px, 6vw, 62px); line-height: 1.05; letter-spacing: -.035em;
  margin: 20px 0 18px; font-weight: 800; max-width: 15ch;
}
.lede { font-size: clamp(17px, 2.2vw, 20px); color: var(--ink-soft); max-width: 60ch; margin: 0 0 30px; }
.cta-row { display: flex; gap: 12px; flex-wrap: wrap; align-items: center; }
.cta-note { font-size: 13.5px; color: var(--ink-soft); }

/* chat mock */
.chat {
  margin-top: 56px; background: var(--surface); border: 1px solid var(--line);
  border-radius: 22px; padding: 22px; max-width: 560px;
  box-shadow: 0 24px 60px -30px rgba(0,0,0,.35);
}
.msg { display: flex; margin: 10px 0; }
.msg .bubble {
  padding: 11px 15px; border-radius: 18px; font-size: 15.5px; max-width: 82%;
  border: 1px solid var(--line); background: var(--bg);
}
.msg.me { justify-content: flex-end; }
.msg.me .bubble { background: var(--accent); color: #fff; border-color: transparent; border-bottom-right-radius: 6px; }
.msg.bot .bubble { border-bottom-left-radius: 6px; }
.msg .bubble b { font-weight: 650; }

/* sections */
section { padding: 72px 0; border-top: 1px solid var(--line); }
h2 { font-size: clamp(26px, 3.4vw, 34px); letter-spacing: -.025em; margin: 0 0 10px; font-weight: 750; }
.sub { color: var(--ink-soft); margin: 0 0 36px; max-width: 62ch; }
.grid { display: grid; gap: 20px; grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); }
.card {
  background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 24px;
}
.card h3 { margin: 12px 0 8px; font-size: 18px; letter-spacing: -.01em; }
.card p { margin: 0; color: var(--ink-soft); font-size: 15.5px; }
.step { width: 30px; height: 30px; border-radius: 10px; display: grid; place-items: center;
  background: var(--accent-soft); color: var(--accent); font-weight: 700; font-size: 14px;
  border: 1px solid color-mix(in srgb, var(--accent) 20%, transparent); }

/* prose (privacy/terms) */
.prose { max-width: 72ch; padding: 56px 0 80px; }
.prose h1 { font-size: clamp(30px, 4vw, 42px); max-width: none; }
.prose h2 { font-size: 21px; margin: 38px 0 10px; }
.prose p, .prose li { color: var(--ink-soft); }
.prose li { margin: 6px 0; }
.prose strong { color: var(--ink); }
.updated { font-size: 14px; color: var(--ink-soft); margin-top: -6px; }
table.tbl { width: 100%; border-collapse: collapse; margin: 18px 0; font-size: 15px; }
table.tbl th, table.tbl td { text-align: left; padding: 10px 12px; border-bottom: 1px solid var(--line); }
table.tbl th { color: var(--ink); font-weight: 650; }
table.tbl td { color: var(--ink-soft); }

/* footer */
footer.site { border-top: 1px solid var(--line); padding: 40px 0 60px; color: var(--ink-soft); font-size: 14.5px; }
footer.site .wrap { display: flex; gap: 18px; flex-wrap: wrap; align-items: center; }
footer.site a { color: var(--ink-soft); text-decoration: none; }
footer.site a:hover { color: var(--ink); text-decoration: underline; }
footer.site .spacer { margin-left: auto; }
.disclaimer { margin-top: 14px; font-size: 13px; color: var(--ink-soft); opacity: .85; max-width: 78ch; }

@media (max-width: 640px) {
  .hero { padding: 56px 0 40px; }
  nav.site { display: none; }
  section { padding: 56px 0; }
}