/* ==========================================================================
   Precedent Labs — Design System
   Shared across all pages. Page-specific styles live in assets/css/<page>.css
   ========================================================================== */

/* ---------- Tokens ---------- */
:root {
  /* Palette: ink + paper + brass */
  --ink-950: #0b0f17;
  --ink-900: #111827;
  --ink-800: #1a2333;
  --ink-700: #2a3446;
  --ink-600: #3f4a5e;
  --ink-500: #5b667a;
  --ink-400: #7d8798;
  --ink-300: #a7aebb;
  --ink-200: #d3d7de;
  --ink-100: #e9ebef;

  --paper-50: #fbfaf7;
  --paper-100: #f5f3ee;
  --paper-200: #ece8df;
  --paper-300: #ddd7ca;

  --brass-300: #e4c892;
  --brass-400: #d4ad63;
  --brass-500: #b98d3c;
  --brass-600: #96702b;
  --brass-700: #6f521f;

  --verdigris-500: #3f8f85;
  --verdigris-400: #63aaa1;

  /* Semantic */
  --bg: var(--paper-50);
  --bg-elev: #ffffff;
  --bg-muted: var(--paper-100);
  --bg-dark: var(--ink-950);
  --bg-dark-elev: var(--ink-900);
  --fg: var(--ink-900);
  --fg-muted: var(--ink-500);
  --fg-subtle: var(--ink-400);
  --fg-on-dark: var(--paper-50);
  --fg-on-dark-muted: var(--ink-300);
  --line: rgba(17, 24, 39, 0.10);
  --line-strong: rgba(17, 24, 39, 0.18);
  --line-on-dark: rgba(251, 250, 247, 0.12);
  --accent: var(--brass-500);
  --accent-strong: var(--brass-600);
  --accent-soft: rgba(185, 141, 60, 0.12);

  /* Type */
  --font-display: "Fraunces", "Iowan Old Style", "Palatino Linotype", Georgia, serif;
  --font-sans: "Inter", ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --font-mono: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, monospace;

  --text-xs: 0.75rem;
  --text-sm: 0.875rem;
  --text-base: 1rem;
  --text-md: 1.125rem;
  --text-lg: 1.3125rem;
  --text-xl: 1.625rem;
  --text-2xl: 2.125rem;
  --text-3xl: 2.875rem;
  --text-4xl: clamp(2.75rem, 6vw, 4.5rem);
  --text-5xl: clamp(3.25rem, 8vw, 6rem);

  /* Spacing */
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.5rem;
  --space-6: 2rem;
  --space-7: 3rem;
  --space-8: 4rem;
  --space-9: 6rem;
  --space-10: 8rem;

  --section-y: clamp(4.5rem, 10vw, 8.5rem);
  --container: 1200px;
  --container-wide: 1400px;
  --container-narrow: 760px;
  --gutter: clamp(1rem, 4vw, 2.5rem);

  --radius-sm: 6px;
  --radius: 10px;
  --radius-lg: 16px;
  --radius-xl: 24px;

  --shadow-sm: 0 1px 2px rgba(17, 24, 39, 0.06), 0 1px 3px rgba(17, 24, 39, 0.04);
  --shadow: 0 4px 12px rgba(17, 24, 39, 0.06), 0 16px 40px rgba(17, 24, 39, 0.06);
  --shadow-lg: 0 12px 32px rgba(17, 24, 39, 0.10), 0 32px 80px rgba(17, 24, 39, 0.10);

  --ease-out: cubic-bezier(0.22, 1, 0.36, 1);
  --ease-in-out: cubic-bezier(0.65, 0, 0.35, 1);
  --dur: 220ms;
  --dur-slow: 700ms;

  --nav-h: 72px;
}

/* ---------- Reset ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font-sans);
  font-size: var(--text-base);
  line-height: 1.6;
  color: var(--fg);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  font-feature-settings: "cv11", "ss01", "ss03";
  overflow-x: hidden;
}
img, svg, video { display: block; max-width: 100%; height: auto; }
button, input, select, textarea { font: inherit; color: inherit; }
button { cursor: pointer; background: none; border: 0; padding: 0; }
a { color: inherit; text-decoration: none; }
ul, ol { margin: 0; padding: 0; list-style: none; }
h1, h2, h3, h4, h5, h6, p, figure, blockquote { margin: 0; }
hr { border: 0; border-top: 1px solid var(--line); margin: 0; }
::selection { background: var(--brass-300); color: var(--ink-950); }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; border-radius: 2px; }

/* ---------- Typography ---------- */
.display, h1, h2, h3, .h1, .h2, .h3 {
  font-family: var(--font-display);
  font-weight: 400;
  letter-spacing: -0.015em;
  line-height: 1.08;
  font-variation-settings: "opsz" 144, "SOFT" 30, "WONK" 0;
  color: var(--fg);
  text-wrap: balance;
}
h1, .h1 { font-size: var(--text-4xl); letter-spacing: -0.025em; line-height: 1.02; }
h2, .h2 { font-size: clamp(2rem, 4vw, var(--text-3xl)); letter-spacing: -0.02em; }
h3, .h3 { font-size: var(--text-xl); line-height: 1.2; }
h4, .h4 { font-family: var(--font-sans); font-weight: 600; font-size: var(--text-md); letter-spacing: -0.01em; line-height: 1.3; }
.display-xl { font-size: var(--text-5xl); letter-spacing: -0.03em; line-height: 0.98; }
.italic { font-style: italic; font-variation-settings: "opsz" 144, "SOFT" 60, "WONK" 1; }
.lede { font-size: var(--text-lg); line-height: 1.55; color: var(--fg-muted); max-width: 42rem; text-wrap: pretty; }
.muted { color: var(--fg-muted); }
.subtle { color: var(--fg-subtle); }
.small { font-size: var(--text-sm); }
.mono { font-family: var(--font-mono); font-size: var(--text-xs); letter-spacing: 0.04em; text-transform: uppercase; }
.eyebrow {
  display: inline-flex; align-items: center; gap: 0.6rem;
  font-family: var(--font-mono); font-size: var(--text-xs); letter-spacing: 0.12em; text-transform: uppercase;
  color: var(--accent-strong); margin-bottom: var(--space-4);
}
.eyebrow::before { content: ""; width: 1.75rem; height: 1px; background: currentColor; opacity: 0.7; }
.on-dark, .on-dark h1, .on-dark h2, .on-dark h3, .on-dark .h1, .on-dark .h2, .on-dark .h3 { color: var(--fg-on-dark); }
.on-dark .lede, .on-dark .muted { color: var(--fg-on-dark-muted); }
.on-dark .eyebrow { color: var(--brass-400); }
.on-dark .subtle { color: var(--ink-400); }
.accent { color: var(--accent-strong); }
.on-dark .accent { color: var(--brass-400); }
p + p { margin-top: 1em; }
.prose p { max-width: 65ch; text-wrap: pretty; }
.prose h3 { margin-top: var(--space-6); margin-bottom: var(--space-3); }

/* ---------- Layout ---------- */
.container { width: 100%; max-width: var(--container); margin-inline: auto; padding-inline: var(--gutter); }
.container-wide { max-width: var(--container-wide); }
.container-narrow { max-width: var(--container-narrow); }
.section { padding-block: var(--section-y); position: relative; }
.section-sm { padding-block: calc(var(--section-y) * 0.6); }
.section-dark { background: var(--bg-dark); color: var(--fg-on-dark); }
.section-muted { background: var(--bg-muted); }
.section-header { max-width: 46rem; margin-bottom: clamp(2.5rem, 5vw, 4rem); }
.section-header.center { margin-inline: auto; text-align: center; }
.section-header.center .eyebrow { justify-content: center; }
.section-header .lede { margin-top: var(--space-4); }
.split { display: grid; grid-template-columns: 1fr; gap: var(--space-6); align-items: start; }
@media (min-width: 900px) { .split { grid-template-columns: 5fr 7fr; gap: var(--space-8); } .split.even { grid-template-columns: 1fr 1fr; } }
.grid { display: grid; gap: var(--space-5); }
.grid-2 { grid-template-columns: repeat(auto-fit, minmax(min(100%, 300px), 1fr)); }
.grid-3 { grid-template-columns: repeat(auto-fit, minmax(min(100%, 280px), 1fr)); }
.grid-4 { grid-template-columns: repeat(auto-fit, minmax(min(100%, 220px), 1fr)); }
.stack > * + * { margin-top: var(--space-4); }
.stack-lg > * + * { margin-top: var(--space-6); }
.cluster { display: flex; flex-wrap: wrap; gap: var(--space-3); align-items: center; }
.between { display: flex; justify-content: space-between; align-items: center; gap: var(--space-4); flex-wrap: wrap; }
.rule { border-top: 1px solid var(--line); }
.on-dark .rule, .section-dark .rule { border-color: var(--line-on-dark); }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0; }

/* ---------- Buttons ---------- */
.btn {
  --btn-bg: var(--ink-900); --btn-fg: var(--paper-50); --btn-border: var(--ink-900);
  display: inline-flex; align-items: center; justify-content: center; gap: 0.6rem;
  padding: 0.85rem 1.35rem; border-radius: 999px;
  font-weight: 500; font-size: var(--text-sm); letter-spacing: 0.005em; line-height: 1;
  background: var(--btn-bg); color: var(--btn-fg); border: 1px solid var(--btn-border);
  transition: transform var(--dur) var(--ease-out), background var(--dur), color var(--dur), border-color var(--dur), box-shadow var(--dur);
  white-space: nowrap;
}
.btn:hover { transform: translateY(-1px); box-shadow: var(--shadow-sm); }
.btn:active { transform: translateY(0); }
.btn svg { width: 1em; height: 1em; transition: transform var(--dur) var(--ease-out); }
.btn:hover svg.arrow { transform: translateX(3px); }
.btn-primary { --btn-bg: var(--ink-900); --btn-fg: var(--paper-50); --btn-border: var(--ink-900); }
.btn-primary:hover { --btn-bg: var(--ink-800); }
.btn-accent { --btn-bg: var(--brass-500); --btn-fg: var(--ink-950); --btn-border: var(--brass-500); }
.btn-accent:hover { --btn-bg: var(--brass-400); --btn-border: var(--brass-400); }
.btn-outline { --btn-bg: transparent; --btn-fg: var(--ink-900); --btn-border: var(--line-strong); }
.btn-outline:hover { --btn-border: var(--ink-900); }
.btn-ghost { --btn-bg: transparent; --btn-fg: var(--ink-900); --btn-border: transparent; padding-inline: 0.75rem; }
.btn-ghost:hover { box-shadow: none; --btn-bg: var(--accent-soft); }
.btn-lg { padding: 1.05rem 1.7rem; font-size: var(--text-base); }
.btn-sm { padding: 0.6rem 1rem; font-size: var(--text-xs); }
.on-dark .btn-primary { --btn-bg: var(--paper-50); --btn-fg: var(--ink-950); --btn-border: var(--paper-50); }
.on-dark .btn-primary:hover { --btn-bg: #fff; }
.on-dark .btn-outline { --btn-fg: var(--paper-50); --btn-border: rgba(251,250,247,0.28); }
.on-dark .btn-outline:hover { --btn-border: var(--paper-50); }
.on-dark .btn-ghost { --btn-fg: var(--paper-50); }
.on-dark .btn-ghost:hover { --btn-bg: rgba(255,255,255,0.06); }
.link {
  display: inline-flex; align-items: center; gap: 0.4rem; font-weight: 500; font-size: var(--text-sm);
  color: var(--fg); border-bottom: 1px solid var(--line-strong); padding-bottom: 2px;
  transition: border-color var(--dur), color var(--dur);
}
.link:hover { border-color: var(--accent); color: var(--accent-strong); }
.link svg { width: 0.9em; height: 0.9em; transition: transform var(--dur) var(--ease-out); }
.link:hover svg { transform: translateX(3px); }
.on-dark .link { color: var(--fg-on-dark); border-color: var(--line-on-dark); }
.on-dark .link:hover { color: var(--brass-400); border-color: var(--brass-400); }

/* ---------- Header / Nav ---------- */
.site-header {
  position: fixed; inset: 0 0 auto 0; z-index: 100; height: var(--nav-h);
  display: flex; align-items: center;
  transition: background var(--dur), border-color var(--dur), backdrop-filter var(--dur), box-shadow var(--dur);
  border-bottom: 1px solid transparent;
}
.site-header .container { display: flex; align-items: center; justify-content: space-between; gap: var(--space-5); }
.site-header.is-scrolled { background: rgba(251, 250, 247, 0.82); backdrop-filter: saturate(160%) blur(14px); -webkit-backdrop-filter: saturate(160%) blur(14px); border-bottom-color: var(--line); }
.site-header.on-dark-hero:not(.is-scrolled) { color: var(--fg-on-dark); }
.site-header.on-dark-hero:not(.is-scrolled) .nav-link { color: var(--fg-on-dark-muted); }
.site-header.on-dark-hero:not(.is-scrolled) .nav-link:hover, .site-header.on-dark-hero:not(.is-scrolled) .nav-link[aria-current="page"] { color: var(--fg-on-dark); }
.site-header.on-dark-hero:not(.is-scrolled) .brand { color: var(--fg-on-dark); }
.site-header.on-dark-hero:not(.is-scrolled) .btn-primary { --btn-bg: var(--paper-50); --btn-fg: var(--ink-950); --btn-border: var(--paper-50); }
.site-header.on-dark-hero:not(.is-scrolled) .nav-toggle span { background: var(--fg-on-dark); }
.brand { display: inline-flex; align-items: center; gap: 0.65rem; font-family: var(--font-display); font-size: 1.25rem; letter-spacing: -0.01em; color: var(--fg); font-variation-settings: "opsz" 48; }
.brand-mark { width: 28px; height: 28px; flex: none; }
.brand-mark path, .brand-mark rect { fill: currentColor; }
.brand-mark .mark-accent { fill: var(--accent); }
.nav { display: none; align-items: center; gap: var(--space-1); }
.nav-link { padding: 0.55rem 0.85rem; border-radius: 999px; font-size: var(--text-sm); font-weight: 500; color: var(--fg-muted); transition: color var(--dur), background var(--dur); }
.nav-link:hover { color: var(--fg); background: rgba(17,24,39,0.05); }
.nav-link[aria-current="page"] { color: var(--fg); }
.nav-actions { display: none; align-items: center; gap: var(--space-2); }
.nav-toggle { display: inline-flex; flex-direction: column; justify-content: center; gap: 5px; width: 44px; height: 44px; align-items: center; border-radius: 999px; }
.nav-toggle span { display: block; width: 20px; height: 1.5px; background: var(--fg); transition: transform var(--dur) var(--ease-out), opacity var(--dur); }
.nav-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(6.5px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.nav-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-6.5px) rotate(-45deg); }
@media (min-width: 900px) { .nav, .nav-actions { display: inline-flex; } .nav-toggle { display: none; } }
.mobile-menu {
  position: fixed; inset: var(--nav-h) 0 0 0; z-index: 99; background: var(--bg);
  padding: var(--space-6) var(--gutter); display: none; flex-direction: column; gap: var(--space-2);
}
.mobile-menu.is-open { display: flex; }
.mobile-menu a { font-family: var(--font-display); font-size: var(--text-2xl); padding: var(--space-3) 0; border-bottom: 1px solid var(--line); }
.mobile-menu .btn { align-self: flex-start; margin-top: var(--space-5); }
body.menu-open { overflow: hidden; }
body.menu-open .site-header { background: var(--bg); color: var(--fg); }
body.menu-open .site-header .brand { color: var(--fg); }
body.menu-open .site-header .nav-toggle span { background: var(--fg); }

/* ---------- Page hero (inner pages) ---------- */
.page-hero { padding-top: calc(var(--nav-h) + clamp(3.5rem, 9vw, 7rem)); padding-bottom: clamp(3rem, 7vw, 5.5rem); }
.page-hero h1 { max-width: 16ch; }
.page-hero .lede { margin-top: var(--space-5); }

/* ---------- Cards ---------- */
.card {
  background: var(--bg-elev); border: 1px solid var(--line); border-radius: var(--radius-lg);
  padding: clamp(1.5rem, 3vw, 2.25rem); position: relative;
  transition: transform var(--dur-slow) var(--ease-out), box-shadow var(--dur-slow) var(--ease-out), border-color var(--dur);
}
.card:hover { transform: translateY(-3px); box-shadow: var(--shadow); border-color: var(--line-strong); }
.card h3 { margin-top: var(--space-4); margin-bottom: var(--space-3); }
.card p { color: var(--fg-muted); font-size: var(--text-sm); line-height: 1.65; }
.card-icon { width: 44px; height: 44px; border-radius: var(--radius); display: grid; place-items: center; background: var(--accent-soft); color: var(--accent-strong); }
.card-icon svg { width: 22px; height: 22px; }
.card-num { font-family: var(--font-mono); font-size: var(--text-xs); color: var(--fg-subtle); letter-spacing: 0.1em; }
.card-dark { background: var(--bg-dark-elev); border-color: var(--line-on-dark); color: var(--fg-on-dark); }
.card-dark h3 { color: var(--fg-on-dark); }
.card-dark p { color: var(--fg-on-dark-muted); }
.card-dark .card-icon { background: rgba(212,173,99,0.14); color: var(--brass-400); }
.card-dark:hover { border-color: rgba(251,250,247,0.24); box-shadow: 0 24px 60px rgba(0,0,0,0.4); }
.card-flat { box-shadow: none; }
.card-flat:hover { transform: none; box-shadow: none; }

/* ---------- Tags / chips ---------- */
.tag { display: inline-flex; align-items: center; gap: 0.4rem; padding: 0.3rem 0.7rem; border-radius: 999px; font-family: var(--font-mono); font-size: 0.6875rem; letter-spacing: 0.06em; text-transform: uppercase; border: 1px solid var(--line-strong); color: var(--fg-muted); background: transparent; }
.tag-accent { border-color: transparent; background: var(--accent-soft); color: var(--accent-strong); }
.on-dark .tag { border-color: var(--line-on-dark); color: var(--fg-on-dark-muted); }
.on-dark .tag-accent { background: rgba(212,173,99,0.14); color: var(--brass-400); }
.dot { display: inline-block; width: 6px; height: 6px; border-radius: 50%; background: var(--verdigris-500); }

/* ---------- Stats ---------- */
.stats { display: grid; grid-template-columns: repeat(auto-fit, minmax(160px, 1fr)); gap: var(--space-5); }
.stat { padding-top: var(--space-4); border-top: 1px solid var(--line); }
.on-dark .stat, .section-dark .stat { border-color: var(--line-on-dark); }
.stat-value { font-family: var(--font-display); font-size: clamp(2.25rem, 4vw, 3.25rem); letter-spacing: -0.03em; line-height: 1; font-variation-settings: "opsz" 144; }
.stat-value sup { font-size: 0.45em; vertical-align: super; color: var(--accent-strong); margin-left: 0.1em; }
.on-dark .stat-value sup { color: var(--brass-400); }
.stat-label { margin-top: var(--space-2); font-size: var(--text-sm); color: var(--fg-muted); }
.on-dark .stat-label { color: var(--fg-on-dark-muted); }

/* ---------- Logo strip ---------- */
.logo-strip { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: var(--space-5) var(--space-7); }
.logo-strip .logo { font-family: var(--font-display); font-size: 1.1rem; letter-spacing: 0.02em; color: var(--fg-subtle); opacity: 0.85; white-space: nowrap; font-variation-settings: "opsz" 48; }
.logo-strip .logo.serif-caps { font-variant: small-caps; letter-spacing: 0.08em; }
.logo-strip .logo.sans { font-family: var(--font-sans); font-weight: 600; letter-spacing: -0.02em; }
.logo-strip .logo.mono { font-family: var(--font-mono); font-size: 0.85rem; text-transform: none; letter-spacing: 0.02em; }

/* ---------- Testimonial ---------- */
.quote { font-family: var(--font-display); font-size: clamp(1.35rem, 2.4vw, 1.9rem); line-height: 1.3; letter-spacing: -0.01em; text-wrap: pretty; font-variation-settings: "opsz" 144, "SOFT" 40; }
.quote-mark { font-family: var(--font-display); font-size: 4rem; line-height: 0.6; color: var(--accent); font-variation-settings: "opsz" 144; display: block; margin-bottom: var(--space-4); }
.quote-attr { display: flex; align-items: center; gap: var(--space-3); margin-top: var(--space-5); }
.avatar { width: 44px; height: 44px; border-radius: 50%; display: grid; place-items: center; font-family: var(--font-display); font-size: 0.95rem; color: var(--paper-50); background: linear-gradient(135deg, var(--ink-700), var(--ink-900)); flex: none; border: 1px solid rgba(255,255,255,0.08); }
.avatar.brass { background: linear-gradient(135deg, var(--brass-400), var(--brass-600)); color: var(--ink-950); }
.avatar.verdigris { background: linear-gradient(135deg, var(--verdigris-400), var(--verdigris-500)); }
.avatar.lg { width: 64px; height: 64px; font-size: 1.3rem; }
.quote-attr strong { display: block; font-weight: 600; font-size: var(--text-sm); }
.quote-attr span { font-size: var(--text-sm); color: var(--fg-muted); }
.on-dark .quote-attr span { color: var(--fg-on-dark-muted); }

/* ---------- Accordion ---------- */
.accordion { border-top: 1px solid var(--line); }
.accordion-item { border-bottom: 1px solid var(--line); }
.accordion-trigger { width: 100%; display: flex; align-items: center; justify-content: space-between; gap: var(--space-4); padding: 1.35rem 0; text-align: left; font-weight: 500; font-size: var(--text-md); letter-spacing: -0.01em; transition: color var(--dur); }
.accordion-trigger:hover { color: var(--accent-strong); }
.accordion-trigger .plus { flex: none; width: 28px; height: 28px; border-radius: 50%; border: 1px solid var(--line-strong); display: grid; place-items: center; transition: transform var(--dur-slow) var(--ease-out), background var(--dur), border-color var(--dur); }
.accordion-trigger .plus svg { width: 12px; height: 12px; }
.accordion-trigger[aria-expanded="true"] .plus { transform: rotate(45deg); background: var(--ink-900); color: var(--paper-50); border-color: var(--ink-900); }
.accordion-panel { display: grid; grid-template-rows: 0fr; transition: grid-template-rows var(--dur-slow) var(--ease-out); }
.accordion-panel > div { overflow: hidden; }
.accordion-panel > div > * { padding-bottom: 1.35rem; color: var(--fg-muted); max-width: 62ch; }
.accordion-trigger[aria-expanded="true"] + .accordion-panel { grid-template-rows: 1fr; }
.on-dark .accordion, .on-dark .accordion-item { border-color: var(--line-on-dark); }
.on-dark .accordion-trigger .plus { border-color: rgba(251,250,247,0.28); }
.on-dark .accordion-trigger[aria-expanded="true"] .plus { background: var(--paper-50); color: var(--ink-950); border-color: var(--paper-50); }
.on-dark .accordion-panel > div > * { color: var(--fg-on-dark-muted); }

/* ---------- Forms ---------- */
.field { display: flex; flex-direction: column; gap: 0.45rem; }
.field label { font-size: var(--text-sm); font-weight: 500; }
.field .hint { font-size: var(--text-xs); color: var(--fg-subtle); }
.input, .select, .textarea {
  width: 100%; padding: 0.8rem 1rem; border-radius: var(--radius); border: 1px solid var(--line-strong);
  background: var(--bg-elev); transition: border-color var(--dur), box-shadow var(--dur);
}
.input:focus, .select:focus, .textarea:focus { outline: none; border-color: var(--ink-900); box-shadow: 0 0 0 3px rgba(17,24,39,0.08); }
.textarea { min-height: 140px; resize: vertical; }
.select { appearance: none; background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%235b667a' stroke-width='2'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right 1rem center; padding-right: 2.5rem; }
.form-grid { display: grid; grid-template-columns: 1fr; gap: var(--space-4); }
@media (min-width: 640px) { .form-grid { grid-template-columns: 1fr 1fr; } .form-grid .span-2 { grid-column: span 2; } }
.checkbox { display: flex; align-items: flex-start; gap: 0.6rem; font-size: var(--text-sm); color: var(--fg-muted); }
.checkbox input { margin-top: 0.25rem; accent-color: var(--ink-900); }

/* ---------- CTA band ---------- */
.cta-band { position: relative; overflow: hidden; background: var(--bg-dark); color: var(--fg-on-dark); border-radius: var(--radius-xl); padding: clamp(3rem, 6vw, 5.5rem) clamp(1.5rem, 5vw, 4.5rem); isolation: isolate; }
.cta-band::before { content: ""; position: absolute; inset: -40% -20% auto auto; width: 60%; aspect-ratio: 1; border-radius: 50%; background: radial-gradient(closest-side, rgba(212,173,99,0.22), transparent 70%); z-index: -1; pointer-events: none; }
.cta-band::after { content: ""; position: absolute; inset: 0; background-image: linear-gradient(rgba(255,255,255,0.04) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,0.04) 1px, transparent 1px); background-size: 48px 48px; mask-image: radial-gradient(ellipse at 70% 30%, #000 20%, transparent 70%); z-index: -1; pointer-events: none; }
.cta-band h2 { max-width: 20ch; }
.cta-band .lede { color: var(--fg-on-dark-muted); }

/* ---------- Footer ---------- */
.site-footer { background: var(--bg-dark); color: var(--fg-on-dark-muted); padding-top: clamp(3.5rem, 7vw, 6rem); padding-bottom: var(--space-6); border-top: 1px solid var(--line-on-dark); }
.footer-grid { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-7) var(--space-6); }
@media (min-width: 900px) { .footer-grid { grid-template-columns: 2.2fr 1fr 1fr 1fr; } }
.footer-brand { grid-column: 1 / -1; }
@media (min-width: 900px) { .footer-brand { grid-column: auto; } }
.footer-brand .brand { color: var(--fg-on-dark); }
.footer-brand p { margin-top: var(--space-4); max-width: 34ch; font-size: var(--text-sm); }
.footer-col h4 { color: var(--fg-on-dark); font-size: var(--text-xs); font-family: var(--font-mono); letter-spacing: 0.12em; text-transform: uppercase; font-weight: 500; margin-bottom: var(--space-4); }
.footer-col li + li { margin-top: 0.6rem; }
.footer-col a { font-size: var(--text-sm); transition: color var(--dur); }
.footer-col a:hover { color: var(--fg-on-dark); }
.footer-bottom { margin-top: clamp(3rem, 6vw, 5rem); padding-top: var(--space-5); border-top: 1px solid var(--line-on-dark); display: flex; flex-wrap: wrap; justify-content: space-between; gap: var(--space-3); font-size: var(--text-xs); color: var(--ink-400); }
.footer-bottom a:hover { color: var(--fg-on-dark); }

/* ---------- Decorative ---------- */
.grain::after { content: ""; position: absolute; inset: 0; pointer-events: none; opacity: 0.035; background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='200' height='200'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E"); mix-blend-mode: multiply; z-index: 0; }
.section-dark.grain::after { mix-blend-mode: screen; opacity: 0.05; }
.section > .container { position: relative; z-index: 1; }
.hairline-grid { background-image: linear-gradient(var(--line) 1px, transparent 1px), linear-gradient(90deg, var(--line) 1px, transparent 1px); background-size: 64px 64px; }
.glow { position: absolute; border-radius: 50%; filter: blur(80px); pointer-events: none; z-index: 0; }
.glow-brass { background: rgba(212,173,99,0.28); }
.glow-verdigris { background: rgba(99,170,161,0.22); }

/* ---------- Reveal animations ---------- */
.reveal { opacity: 0; transform: translateY(18px); transition: opacity var(--dur-slow) var(--ease-out), transform var(--dur-slow) var(--ease-out); transition-delay: var(--delay, 0ms); }
.reveal.is-visible { opacity: 1; transform: none; }
.reveal-group > * { opacity: 0; transform: translateY(18px); transition: opacity var(--dur-slow) var(--ease-out), transform var(--dur-slow) var(--ease-out); }
.reveal-group.is-visible > * { opacity: 1; transform: none; }
.reveal-group.is-visible > :nth-child(1) { transition-delay: 0ms; }
.reveal-group.is-visible > :nth-child(2) { transition-delay: 80ms; }
.reveal-group.is-visible > :nth-child(3) { transition-delay: 160ms; }
.reveal-group.is-visible > :nth-child(4) { transition-delay: 240ms; }
.reveal-group.is-visible > :nth-child(5) { transition-delay: 320ms; }
.reveal-group.is-visible > :nth-child(6) { transition-delay: 400ms; }
.reveal-group.is-visible > :nth-child(n+7) { transition-delay: 480ms; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal, .reveal-group > * { opacity: 1; transform: none; transition: none; }
  *, *::before, *::after { animation-duration: 0.01ms !important; animation-iteration-count: 1 !important; transition-duration: 0.01ms !important; }
}

/* ---------- Utilities ---------- */
.mt-2 { margin-top: var(--space-2); } .mt-3 { margin-top: var(--space-3); } .mt-4 { margin-top: var(--space-4); } .mt-5 { margin-top: var(--space-5); } .mt-6 { margin-top: var(--space-6); } .mt-7 { margin-top: var(--space-7); } .mt-8 { margin-top: var(--space-8); }
.mb-2 { margin-bottom: var(--space-2); } .mb-3 { margin-bottom: var(--space-3); } .mb-4 { margin-bottom: var(--space-4); } .mb-5 { margin-bottom: var(--space-5); } .mb-6 { margin-bottom: var(--space-6); } .mb-7 { margin-bottom: var(--space-7); }
.text-center { text-align: center; }
.max-w-prose { max-width: 62ch; }
@media (max-width: 899.98px) { .hide-mobile { display: none !important; } }
.relative { position: relative; } .overflow-hidden { overflow: hidden; }