/* Liquid Rows — shared styles for public static pages (solution pages, what's-new).
   The landing page (index.html) keeps its own inline styles; this file mirrors its
   design tokens so subpages read as the same site. */

:root {
  --ink: #18181b;
  --ink-2: #52525b;
  --mut: #8e8e99;
  --acc: #4353ff;
  --acc-2: #7c3aed;
  --soft: #eef0ff;
  --bg: #f7f7f8;
  --line: #e4e4e7;
  --grad: linear-gradient(100deg, #4353ff 10%, #7c3aed 55%, #b845ed 95%);
}
* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
  color: var(--ink);
  background: #fff;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: clip;
}
.wrap { max-width: 880px; margin: 0 auto; padding: 0 24px; }
.wrap-wide { max-width: 1120px; margin: 0 auto; padding: 0 24px; }
h1, h2, h3 { letter-spacing: -0.03em; line-height: 1.15; font-weight: 800; }
a { color: var(--acc); text-decoration: none; }
a:hover { text-decoration: underline; }
.grad-text {
  background: var(--grad);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

/* buttons */
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  font-weight: 600; font-size: 15px; white-space: nowrap;
  padding: 12px 22px; border-radius: 10px; border: 1px solid transparent;
  transition: transform 0.15s, box-shadow 0.15s, background 0.15s;
  text-decoration: none !important;
}
.btn-primary { background: var(--acc); color: #fff; box-shadow: 0 8px 24px rgba(67, 83, 255, 0.35); }
.btn-primary:hover { background: #3242ec; transform: translateY(-1px); }
.btn-ghost { border-color: var(--line); color: var(--ink); background: #fff; }
.btn-ghost:hover { border-color: #c9c9d2; background: var(--bg); }

/* nav */
.nav {
  position: sticky; top: 0; z-index: 50;
  backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px);
  background: rgba(255, 255, 255, 0.82);
  border-bottom: 1px solid rgba(228, 228, 231, 0.7);
}
.nav-in { display: flex; align-items: center; gap: 28px; height: 64px; }
.logo {
  display: inline-flex; align-items: center; gap: 10px;
  font-weight: 800; font-size: 17px; letter-spacing: -0.02em;
  color: var(--ink) !important; text-decoration: none !important; white-space: nowrap;
}
.logo svg { width: 26px; height: 26px; border-radius: 6px; }
.nav-links { display: flex; gap: 24px; font-size: 14px; font-weight: 500; }
.nav-links a { color: var(--ink-2); text-decoration: none; }
.nav-links a:hover { color: var(--ink); }
.nav-cta { margin-left: auto; display: flex; gap: 10px; align-items: center; }
.nav-cta .btn { padding: 9px 16px; font-size: 14px; }

/* article layout */
.crumbs { font-size: 13px; color: var(--mut); padding: 28px 0 0; }
.crumbs a { color: var(--mut); }
.crumbs a:hover { color: var(--acc); }
.hero {
  position: relative; padding: 40px 0 8px;
}
.hero::before {
  content: '';
  position: absolute; inset: -100px 0 auto 0; height: 380px;
  background:
    radial-gradient(480px 240px at 50% 0%, rgba(67, 83, 255, 0.1), transparent 70%),
    radial-gradient(360px 200px at 80% 10%, rgba(124, 58, 237, 0.07), transparent 70%);
  pointer-events: none; z-index: -1;
}
.kicker {
  display: block; font-size: 13px; font-weight: 700;
  letter-spacing: 0.08em; text-transform: uppercase; color: var(--acc);
  margin-bottom: 14px;
}
.hero h1 { font-size: clamp(32px, 5vw, 52px); margin-bottom: 18px; max-width: 800px; }
.lede { font-size: clamp(16px, 2vw, 19px); color: var(--ink-2); max-width: 680px; margin-bottom: 28px; }
.hero-cta { display: flex; gap: 12px; flex-wrap: wrap; margin-bottom: 10px; }
.micro { font-size: 13px; color: var(--mut); }

/* prose sections */
article.prose { padding: 40px 0 0; }
.prose h2 { font-size: clamp(24px, 3vw, 32px); margin: 48px 0 14px; }
.prose h3 { font-size: 19px; margin: 30px 0 10px; }
.prose p { color: var(--ink-2); font-size: 16px; margin-bottom: 16px; max-width: 720px; }
.prose ul { margin: 0 0 18px 22px; color: var(--ink-2); font-size: 16px; }
.prose li { margin-bottom: 10px; }
.prose strong { color: var(--ink); }

/* callout card */
.callout {
  background: var(--bg); border: 1px solid var(--line); border-radius: 14px;
  padding: 22px 24px; margin: 26px 0; font-size: 15px; color: var(--ink-2);
}
.callout strong { color: var(--ink); }

/* checklist feature grid */
.checks {
  display: grid; grid-template-columns: repeat(2, 1fr); gap: 14px;
  margin: 26px 0; padding: 0; list-style: none;
}
.checks li {
  display: flex; gap: 10px; align-items: flex-start;
  background: var(--bg); border: 1px solid var(--line); border-radius: 12px;
  padding: 14px 16px; font-size: 14.5px; color: var(--ink-2); margin: 0;
}
.checks li::before { content: '✓'; color: #16a34a; font-weight: 700; flex-shrink: 0; }

/* steps */
.mini-steps { counter-reset: st; margin: 26px 0; padding: 0; list-style: none; }
.mini-steps li {
  counter-increment: st; position: relative;
  padding: 0 0 18px 44px; margin: 0; font-size: 15.5px; color: var(--ink-2);
}
.mini-steps li::before {
  content: counter(st);
  position: absolute; left: 0; top: 0;
  width: 28px; height: 28px; border-radius: 8px;
  background: var(--soft); color: var(--acc);
  font-weight: 700; font-size: 14px;
  display: flex; align-items: center; justify-content: center;
}
.mini-steps strong { color: var(--ink); }

/* FAQ */
.faq { margin: 20px 0 0; }
.faq details { border-bottom: 1px solid var(--line); }
.faq summary {
  cursor: pointer; list-style: none;
  display: flex; justify-content: space-between; align-items: center; gap: 16px;
  padding: 16px 0; font-size: 16px; font-weight: 600;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: '+'; font-size: 20px; color: var(--mut); flex-shrink: 0; }
.faq details[open] summary::after { content: '–'; color: var(--acc); }
.faq details p { padding: 0 0 18px; color: var(--ink-2); font-size: 15px; max-width: 680px; }

/* related pages */
.related {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; margin: 30px 0 0;
}
.related a {
  display: block; background: #fff; border: 1px solid var(--line); border-radius: 12px;
  padding: 16px 18px; text-decoration: none !important;
  transition: border-color 0.15s, box-shadow 0.15s;
}
.related a:hover { border-color: #d6dbff; box-shadow: 0 8px 24px rgba(67, 83, 255, 0.08); }
.related .r-title { display: block; font-weight: 700; font-size: 14.5px; color: var(--ink); margin-bottom: 4px; }
.related .r-sub { display: block; font-size: 13px; color: var(--mut); }

/* CTA band */
.cta-band {
  margin: 72px 0 0; background: #101014; color: #fff;
  border-radius: 0; padding: 64px 24px; text-align: center;
  position: relative; overflow: hidden;
}
.cta-band::before {
  content: '';
  position: absolute; inset: auto -10% -70% -10%; height: 300px;
  background: radial-gradient(closest-side, rgba(67, 83, 255, 0.4), transparent);
  pointer-events: none;
}
.cta-band h2 { font-size: clamp(26px, 3.6vw, 38px); margin-bottom: 12px; position: relative; }
.cta-band p { color: #a8a8b3; font-size: 16px; margin-bottom: 26px; position: relative; }
.cta-band .btn { position: relative; }

/* changelog timeline (what's-new) */
.cl-entry { border-left: 2px solid var(--line); padding: 0 0 36px 26px; position: relative; }
.cl-entry::before {
  content: ''; position: absolute; left: -7px; top: 4px;
  width: 12px; height: 12px; border-radius: 50%;
  background: var(--acc); border: 2px solid #fff; box-shadow: 0 0 0 2px var(--acc);
}
.cl-meta { display: flex; gap: 12px; align-items: baseline; margin-bottom: 8px; }
.cl-version { font-weight: 800; font-size: 15px; }
.cl-date { font-size: 13px; color: var(--mut); }
.cl-entry h2 { font-size: 20px; margin: 0 0 6px; }
.cl-summary { color: var(--ink-2); font-size: 15px; margin-bottom: 12px; max-width: 680px; }
.cl-changes { list-style: none; margin: 0; padding: 0; }
.cl-changes li { display: flex; gap: 10px; align-items: flex-start; font-size: 14.5px; color: var(--ink-2); margin-bottom: 8px; max-width: 720px; }
.cl-pill {
  flex-shrink: 0; font-size: 11px; font-weight: 700; padding: 2px 9px; border-radius: 999px; margin-top: 2px;
}
.cl-new { background: var(--soft); color: var(--acc); }
.cl-improved { background: #f0fdf4; color: #16a34a; }
.cl-fixed { background: #fffbeb; color: #d97706; }

/* footer */
.footer { border-top: 1px solid var(--line); margin-top: 88px; padding: 44px 0 52px; background: var(--bg); }
.footer-in { display: flex; flex-wrap: wrap; gap: 40px; justify-content: space-between; align-items: flex-start; }
.footer .logo { font-size: 15px; }
.footer .tagline { margin-top: 10px; font-size: 13.5px; color: var(--mut); max-width: 300px; }
.footer nav { display: flex; gap: 48px; flex-wrap: wrap; }
.footer h4 { font-size: 12.5px; font-weight: 700; text-transform: uppercase; letter-spacing: 0.06em; color: var(--mut); margin-bottom: 14px; }
.footer ul { list-style: none; font-size: 14px; }
.footer li { margin-bottom: 10px; }
.footer li a { color: var(--ink-2); text-decoration: none; }
.footer li a:hover { color: var(--ink); }
.copy { margin-top: 36px; font-size: 13px; color: var(--mut); }

/* guides */
.byline { font-size: 13.5px; color: var(--mut); margin: -8px 0 8px; }
.guide-cards { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; margin: 36px 0 0; }
.guide-cards a {
  display: block; background: var(--bg); border: 1px solid var(--line); border-radius: 14px;
  padding: 24px; text-decoration: none !important;
  transition: border-color 0.15s, box-shadow 0.15s, transform 0.15s, background 0.15s;
}
.guide-cards a:hover {
  border-color: #d6dbff; background: #fff;
  box-shadow: 0 12px 32px rgba(67, 83, 255, 0.1); transform: translateY(-2px);
}
.guide-cards .g-kicker { display: block; font-size: 12px; font-weight: 700; letter-spacing: 0.07em; text-transform: uppercase; color: var(--acc); margin-bottom: 8px; }
.guide-cards .g-title { display: block; font-size: 17px; font-weight: 700; color: var(--ink); letter-spacing: -0.01em; margin-bottom: 8px; }
.guide-cards .g-sub { display: block; font-size: 14px; color: var(--ink-2); line-height: 1.55; }
.prose table { width: 100%; border-collapse: collapse; margin: 22px 0; font-size: 14.5px; }
.prose th, .prose td { text-align: left; padding: 10px 14px; border: 1px solid var(--line); color: var(--ink-2); vertical-align: top; }
.prose th { background: var(--bg); color: var(--ink); font-weight: 700; font-size: 13.5px; }
.table-scroll { overflow-x: auto; }

@media (max-width: 720px) {
  .nav-links { display: none; }
  .guide-cards { grid-template-columns: 1fr; }
  .nav-in { gap: 12px; }
  .nav-cta { gap: 8px; }
  .nav-cta .btn { padding: 8px 12px; font-size: 13px; }
  .logo { font-size: 15px; }
  .checks { grid-template-columns: 1fr; }
  .related { grid-template-columns: 1fr; }
}
@media (prefers-reduced-motion: reduce) {
  * { transition: none !important; animation: none !important; }
}