/* Shared by every dxlens.io page: tokens, base type, nav, footer and the
   legal-page layout. Landing-only sections live inline in index.html. */

/* Self-hosted Geist (variable, Latin subset), preloaded by every page: no
   third-party font request in the critical path. */
@font-face {
  font-family: 'Geist';
  src: url('/fonts/geist-latin.woff2') format('woff2');
  font-weight: 100 900;
  font-style: normal;
  font-display: swap;
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}
@font-face {
  font-family: 'Geist Mono';
  src: url('/fonts/geist-mono-latin.woff2') format('woff2');
  font-weight: 100 900;
  font-style: normal;
  font-display: swap;
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}

:root {
  color-scheme: light;
  --bg: #FAFAF8;
  --surface: #FFFFFF;
  --surface-muted: #F3F3F0;
  --border: #E6E6E1;
  --border-strong: #D8D8D2;
  --text: #16171D;
  --text-secondary: #4A4D57;
  --text-tertiary: #6B6F7A;
  --accent: #4F49C9;
  --accent-hover: #3A35A3;
  --accent-soft: #F1F0FC;
  --accent-mid: #A9A6EE;
  --positive: #1F7A4D;
  --highlight: #E39B2D;

  --font: 'Geist', ui-sans-serif, system-ui, -apple-system, 'Segoe UI', sans-serif;
  --mono: 'Geist Mono', ui-monospace, SFMono-Regular, Menlo, monospace;
  --maxw: 1200px;
  --gutter: 24px;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 88px; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }
body {
  margin: 0; background: var(--bg); color: var(--text);
  font: 16px/1.6 var(--font); -webkit-font-smoothing: antialiased;
}
a { color: var(--accent); text-decoration: none; }
a:hover { color: var(--accent-hover); }
img, svg { display: block; }
.mono { font-family: var(--mono); }
.wrap { max-width: calc(var(--maxw) + 2 * var(--gutter)); margin: 0 auto; padding: 0 var(--gutter); }

/* Buttons */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  font: 600 16px/1 var(--font); padding: 15px 24px; border-radius: 10px;
  border: 1px solid transparent; cursor: pointer; white-space: nowrap;
  transition: background-color .15s, border-color .15s, color .15s;
}
.btn-primary { background: var(--accent); color: #fff; }
.btn-primary:hover { background: var(--accent-hover); color: #fff; }
.btn-secondary { background: var(--surface); color: var(--text); border-color: var(--border-strong); }
.btn-secondary:hover { border-color: var(--text-tertiary); color: var(--text); }
.btn-sm { font-size: 15px; padding: 12px 20px; }
.btn:focus-visible, a:focus-visible, button:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }

/* Nav */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: var(--surface); border-bottom: 1px solid var(--border);
}
.site-header.scrolled { box-shadow: 0 1px 8px rgba(22, 23, 29, .06); }
.nav { height: 72px; display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.brand { display: flex; align-items: center; gap: 10px; color: var(--text); }
.brand:hover { color: var(--text); }
/* Same wordmark as the app header: Geist Mono semibold, "lens" in the app's
   primary (oklch, with a hex fallback for older browsers). */
.wordmark { font: 600 20px/1 var(--mono); letter-spacing: -0.025em; color: var(--text); }
.wordmark span { color: #5b5de6; color: oklch(0.585 0.22 277); }
.nav-links { display: flex; gap: 36px; font-size: 15px; font-weight: 500; }
.nav-links a { color: #3F424C; }
.nav-links a:hover { color: var(--accent); }
.nav-actions { display: flex; align-items: center; gap: 12px; }
.nav-signin { font-size: 15px; font-weight: 500; color: var(--text); padding: 12px 16px; }
.nav-toggle {
  display: none; background: none; border: 0; padding: 8px; margin-right: -8px;
  color: var(--text); cursor: pointer;
}
@media (max-width: 880px) {
  .nav-links {
    display: none; position: absolute; left: 0; right: 0; top: 72px;
    flex-direction: column; gap: 0; padding: 8px var(--gutter) 16px;
    background: var(--surface); border-bottom: 1px solid var(--border);
  }
  .nav-links a { padding: 12px 0; }
  .site-header.open .nav-links { display: flex; }
  .nav-signin { display: none; }
  .nav-toggle { display: block; }
}

/* Footer */
.site-footer { border-top: 1px solid var(--border); background: var(--bg); font-size: 14px; color: #5A5E69; }
.footer-inner { min-height: 96px; display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 16px 28px; padding-top: 24px; padding-bottom: 24px; }
.footer-brand { display: flex; align-items: center; gap: 10px; }
.footer-brand .wordmark { font-size: 15px; }
.footer-brand .copy { margin-left: 12px; }
.footer-links { display: flex; flex-wrap: wrap; gap: 12px 28px; }
.footer-links a { color: var(--text-secondary); }
.footer-links a:hover { color: var(--accent); }

/* Legal pages */
.legal { max-width: 720px; margin: 0 auto; padding: 72px var(--gutter) 112px; }
.legal h1 { font-size: 40px; line-height: 1.15; font-weight: 700; letter-spacing: -0.03em; margin: 0; }
.legal .updated { margin: 12px 0 40px; font-size: 14px; color: var(--text-tertiary); }
.legal h2 { font-size: 22px; line-height: 1.3; font-weight: 600; letter-spacing: -0.01em; margin: 48px 0 12px; scroll-margin-top: 96px; }
.legal h3 { font-size: 17px; font-weight: 600; margin: 28px 0 8px; }
.legal p, .legal li, .legal td { font-size: 16px; line-height: 1.7; color: var(--text-secondary); }
.legal p { margin: 0 0 14px; }
.legal strong { color: var(--text); font-weight: 600; }
.legal ul { padding-left: 22px; margin: 0 0 14px; }
.legal li { margin: 6px 0; }
.legal code { font-family: var(--mono); font-size: 13px; background: var(--surface-muted); border: 1px solid var(--border); border-radius: 4px; padding: 1px 5px; }
.legal table { width: 100%; border-collapse: collapse; margin: 12px 0 20px; }
.legal th, .legal td { text-align: left; vertical-align: top; padding: 10px 12px 10px 0; border-bottom: 1px solid var(--border); font-size: 15px; }
.legal th { color: var(--text); font-weight: 600; }
@media (max-width: 640px) {
  .legal { padding-top: 48px; }
  .legal h1 { font-size: 32px; }
  .legal table { display: block; overflow-x: auto; }
}

/* Docs: sidebar of guides on desktop, a select on mobile. */
.docs { display: grid; grid-template-columns: 220px minmax(0, 1fr); gap: 56px; padding-top: 56px; padding-bottom: 112px; }
.docs-nav { position: sticky; top: 96px; align-self: start; }
.docs-home { display: block; font-size: 13px; font-weight: 600; letter-spacing: .04em; text-transform: uppercase; color: var(--text-tertiary); margin-bottom: 12px; }
.docs-nav ul { list-style: none; margin: 0; padding: 0; }
.docs-nav li a { display: block; padding: 7px 10px; margin: 0 -10px; border-radius: 6px; font-size: 15px; color: var(--text-secondary); }
.docs-nav li a:hover { color: var(--text); background: var(--surface-muted); }
.docs-nav li a[aria-current="page"] { color: var(--accent); background: var(--accent-soft); font-weight: 500; }
.docs-select { display: none; width: 100%; font: inherit; font-size: 15px; padding: 10px 12px; border: 1px solid var(--border-strong); border-radius: 8px; background: var(--surface); color: var(--text); }
.docs-body { max-width: 720px; min-width: 0; }
.docs-body h1 { font-size: 40px; line-height: 1.15; font-weight: 700; letter-spacing: -0.03em; margin: 0; }
.docs-intro { margin: 12px 0 40px; font-size: 18px; line-height: 1.6; color: var(--text-secondary); }
.docs-body p, .docs-body li { font-size: 16px; line-height: 1.7; color: var(--text-secondary); }
.docs-body p { margin: 0 0 14px; }
.docs-body code { font-family: var(--mono); font-size: 14px; background: var(--surface-muted); padding: 1px 5px; border-radius: 4px; }
.docs-steps { list-style: none; counter-reset: step; margin: 0; padding: 0; }
.docs-steps > li { counter-increment: step; position: relative; padding-left: 44px; margin: 0 0 48px; }
.docs-steps > li::before { content: counter(step); position: absolute; left: 0; top: 0; width: 28px; height: 28px; border-radius: 50%; background: var(--accent-soft); color: var(--accent); font-size: 14px; font-weight: 600; display: grid; place-items: center; }
.docs-steps h2, .docs-next { font-size: 20px; line-height: 1.4; font-weight: 600; letter-spacing: -0.01em; color: var(--text); margin: 0 0 8px; }
.docs-next { margin-top: 8px; }
.shot { margin: 20px 0 0; }
.shot img { display: block; max-width: 100%; height: auto; border: 1px solid var(--border); border-radius: 8px; }
.shot figcaption { margin-top: 8px; font-size: 14px; color: var(--text-tertiary); }
.docs-table { overflow-x: auto; margin: 4px 0 16px; }
.docs-table table { border-collapse: collapse; width: 100%; font-size: 15px; }
.docs-table th, .docs-table td { text-align: left; padding: 10px 12px; border-bottom: 1px solid var(--border); color: var(--text-secondary); white-space: nowrap; }
.docs-table th { color: var(--text); font-weight: 600; }
.docs-links, .docs-index { list-style: none; padding: 0; margin: 0; }
.docs-links li { margin: 6px 0; }
.docs-index li { padding: 20px 0; border-bottom: 1px solid var(--border); }
.docs-index li a { font-size: 18px; font-weight: 600; color: var(--text); }
.docs-index li a:hover { color: var(--accent); }
.docs-index li p { margin: 4px 0 0; }
.docs-help { margin-top: 56px; padding-top: 20px; border-top: 1px solid var(--border); font-size: 15px; }
@media (max-width: 860px) {
  .docs { grid-template-columns: minmax(0, 1fr); gap: 24px; padding-top: 32px; }
  .docs-nav { position: static; }
  .docs-home, .docs-nav ul { display: none; }
  .docs-select { display: block; }
  .docs-body h1 { font-size: 32px; }
  .docs-steps > li { padding-left: 0; padding-top: 40px; }
}

/* 404: an activity grid, like the logo, with the cells spelling 404. */
.nf { max-width: 640px; margin: 0 auto; padding: 88px var(--gutter) 120px; text-align: center; }
.nf-grid { display: grid; grid-template-columns: repeat(13, 1fr); gap: 6px; width: min(100%, 416px); margin: 0 auto 40px; }
.nf-grid i { aspect-ratio: 1; border-radius: 4px; background: var(--surface-muted); }
.nf-grid i.l1 { background: var(--accent-soft); }
.nf-grid i.l2 { background: #E2E0FA; }
.nf-grid i.l4 { background: var(--accent); }
@media (prefers-reduced-motion: no-preference) {
  .nf-grid i.l4 { animation: nf-pulse 2.4s ease-in-out infinite; }
  .nf-grid i.l4:nth-child(3n) { animation-delay: .4s; }
  .nf-grid i.l4:nth-child(3n + 1) { animation-delay: .8s; }
}
@keyframes nf-pulse { 50% { background: var(--accent-hover); } }
.nf-code { font-family: var(--mono); font-size: 14px; letter-spacing: .06em; text-transform: uppercase; color: var(--text-tertiary); margin: 0 0 12px; }
.nf h1 { font-size: 40px; line-height: 1.15; font-weight: 700; letter-spacing: -0.03em; margin: 0; }
.nf-text { margin: 14px 0 32px; font-size: 18px; line-height: 1.6; color: var(--text-secondary); }
.nf-actions { display: flex; flex-wrap: wrap; justify-content: center; gap: 12px; }
.nf-links { list-style: none; padding: 0; margin: 40px 0 0; display: flex; flex-wrap: wrap; justify-content: center; gap: 8px 24px; font-size: 15px; }
.nf-links a { color: var(--text-tertiary); }
.nf-links a:hover { color: var(--accent); }
@media (max-width: 600px) { .nf { padding-top: 56px; } .nf h1 { font-size: 32px; } .nf-grid { gap: 4px; } }