:root {
  --ink: #14161a;
  --muted: #5b6472;
  --line: #e4e7ec;
  --bg: #ffffff;
  --alt: #f7f8fa;
  --accent: #3d5afe;
  --accent-ink: #ffffff;
  --radius: 14px;
  --max: 1040px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  color: var(--ink);
  background: var(--bg);
  font: 16px/1.65 -apple-system, BlinkMacSystemFont, "Segoe UI", "Noto Sans SC", Roboto, Helvetica, Arial, sans-serif;
  -webkit-font-smoothing: antialiased;
}

.wrap { max-width: var(--max); margin: 0 auto; padding: 0 24px; }

a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

/* Nav */
.nav {
  position: sticky; top: 0; z-index: 10;
  background: rgba(255, 255, 255, .85);
  backdrop-filter: saturate(180%) blur(12px);
  border-bottom: 1px solid var(--line);
}
.nav-inner { display: flex; align-items: center; justify-content: space-between; height: 64px; }
.brand { font-weight: 700; font-size: 19px; letter-spacing: -.02em; color: var(--ink); }
.nav-links { display: flex; align-items: center; gap: 22px; font-size: 14px; }
.nav-links a { color: var(--muted); }
.nav-links a:hover { color: var(--ink); text-decoration: none; }

/* Buttons */
.btn {
  display: inline-block;
  background: var(--accent); color: var(--accent-ink);
  padding: 12px 20px; border-radius: 10px;
  font-weight: 600; font-size: 15px; border: 0; cursor: pointer;
  text-decoration: none;
}
.btn:hover { text-decoration: none; filter: brightness(1.08); }
.btn-ghost { background: transparent; color: var(--ink); border: 1px solid var(--line); }
.btn-sm { padding: 8px 14px; font-size: 13px; }

/* Hero */
.hero { padding: 88px 0 64px; border-bottom: 1px solid var(--line); }
.eyebrow {
  text-transform: uppercase; letter-spacing: .12em;
  font-size: 12px; font-weight: 700; color: var(--accent); margin: 0 0 14px;
}
h1 { font-size: clamp(38px, 6vw, 60px); line-height: 1.08; letter-spacing: -.03em; margin: 0 0 20px; }
.lede { font-size: 19px; color: var(--muted); max-width: 620px; margin: 0 0 28px; }
.cta { display: flex; gap: 12px; flex-wrap: wrap; margin-bottom: 34px; }

/* Code */
.code {
  background: #0f1115; color: #e6e8ef;
  padding: 18px 20px; border-radius: var(--radius);
  overflow-x: auto; font-size: 13.5px; line-height: 1.6;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  margin: 0;
}
code { font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; font-size: .92em; }
p code, li code { background: var(--alt); padding: 2px 6px; border-radius: 6px; }

/* Sections */
.section { padding: 72px 0; border-bottom: 1px solid var(--line); }
.section.alt { background: var(--alt); }
h2 { font-size: clamp(26px, 3.4vw, 34px); letter-spacing: -.02em; margin: 0 0 14px; }
.section-lede { color: var(--muted); max-width: 640px; margin: 0 0 34px; }

.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; margin-top: 28px; }
.card {
  background: var(--bg); border: 1px solid var(--line);
  border-radius: var(--radius); padding: 22px;
}
.card h3 { font-size: 16px; margin: 0 0 8px; }
.card p { color: var(--muted); margin: 0; font-size: 14.5px; }

.price ul { padding-left: 18px; margin: 12px 0 0; color: var(--muted); font-size: 14.5px; }
.price li { margin: 6px 0; }
.price-note { color: var(--muted); font-size: 13px; margin: 0 0 4px; }
.featured { border-color: var(--accent); box-shadow: 0 8px 24px rgba(61, 90, 254, .10); }

.steps { color: var(--muted); padding-left: 20px; }
.steps li { margin: 8px 0; }

.fineprint { color: var(--muted); font-size: 13px; margin-top: 18px; }

/* Contact */
.contact { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; align-items: start; }
.contact-list { list-style: none; padding: 0; margin: 22px 0 0; }
.contact-list li { margin: 8px 0; font-size: 15px; }
.contact-list span { display: inline-block; min-width: 84px; color: var(--muted); }

.form { display: grid; gap: 14px; }
.form label { font-size: 14px; color: var(--muted); display: grid; gap: 6px; }
.form input, .form textarea {
  font: inherit; padding: 11px 12px;
  border: 1px solid var(--line); border-radius: 10px; background: var(--bg); color: var(--ink);
}
.form input:focus, .form textarea:focus { outline: 2px solid rgba(61, 90, 254, .25); border-color: var(--accent); }

/* Footer */
.footer { padding: 44px 0; background: var(--bg); }
.footer-inner { display: grid; grid-template-columns: 1fr auto; gap: 18px; align-items: start; font-size: 14px; }
.footer nav { display: flex; gap: 18px; }
.footer .muted { color: var(--muted); }
.footer p { grid-column: 1 / -1; margin: 6px 0 0; }

/* Legal pages */
.legal { padding: 56px 0 80px; }
.legal h1 { font-size: 34px; }
.legal h2 { font-size: 20px; margin-top: 34px; }
.legal p, .legal li { color: #2b3038; font-size: 15px; }
.legal ul { padding-left: 20px; }

/* Docs */
.docs { padding: 48px 0 80px; }
.docs h1 { font-size: 40px; margin-bottom: 10px; }
.docs h2 { margin-top: 44px; font-size: 22px; }
.docs h3 { margin-top: 26px; font-size: 16px; }
.docs p, .docs li { color: #2b3038; }
.table-wrap { overflow-x: auto; margin: 14px 0 22px; }
table.doc { width: 100%; border-collapse: collapse; font-size: 14px; min-width: 460px; }
table.doc th, table.doc td {
  text-align: left; padding: 10px 12px; border-bottom: 1px solid var(--line);
  vertical-align: top;
}
table.doc th { color: var(--muted); font-weight: 600; white-space: nowrap; }
table.doc td code { background: var(--alt); padding: 2px 6px; border-radius: 6px; }
.badge {
  display: inline-block; font-size: 11px; font-weight: 700; letter-spacing: .04em;
  padding: 2px 8px; border-radius: 999px; background: #eef1ff; color: var(--accent);
}

/* Sign-in hand-off */
.login-wrap {
  min-height: calc(100vh - 64px);
  display: grid; place-items: center; padding: 48px 24px;
}
.login-card {
  width: 100%; max-width: 440px; text-align: center;
  border: 1px solid var(--line); border-radius: 16px; padding: 36px 28px;
}
.login-card h1 { font-size: 28px; margin-bottom: 8px; }
.login-card .lede { font-size: 16px; margin: 0 auto 22px; }
.login-card .btn { width: 100%; }

/* Status */
.status-banner {
  display: flex; align-items: center; gap: 10px; flex-wrap: wrap;
  border: 1px solid #cfe9d6; background: #f2fbf5;
  border-radius: 12px; padding: 16px 18px; margin: 26px 0 8px;
}
.status-banner .muted { margin-left: auto; }
.dot { width: 10px; height: 10px; border-radius: 50%; display: inline-block; }
.dot.ok { background: #16a34a; box-shadow: 0 0 0 4px rgba(22, 163, 74, .15); }
.pill {
  display: inline-block; font-size: 12px; font-weight: 600;
  padding: 2px 10px; border-radius: 999px;
}
.pill.ok { background: #e8f7ed; color: #15803d; }

/* Changelog */
.entry { border-left: 2px solid var(--line); padding: 2px 0 2px 20px; margin: 28px 0; }
.entry h2 { margin: 0 0 10px; font-size: 18px; }
.entry ul { margin: 0; padding-left: 18px; }
.entry li { margin: 8px 0; }

@media (max-width: 860px) {
  .grid-3 { grid-template-columns: 1fr; }
  .contact { grid-template-columns: 1fr; gap: 28px; }
  .footer-inner { grid-template-columns: 1fr; }
  .nav-links { gap: 14px; }
  .nav-links a:not(.btn) { display: none; }
  .hero { padding: 56px 0 44px; }
  .docs h1 { font-size: 30px; }
}