/* Munivera — civic ledger design system. Colors come from tokens.css (generated from brand/tokens.json). */

@font-face {
  font-family: "Source Serif 4";
  src: url("../fonts/source-serif-4-latin-opsz.woff2") format("woff2");
  font-weight: 200 900;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: "Source Serif 4";
  src: url("../fonts/source-serif-4-latin-italic.woff2") format("woff2");
  font-weight: 200 900;
  font-style: italic;
  font-display: swap;
}
@font-face {
  font-family: "Source Sans 3";
  src: url("../fonts/source-sans-3-latin.woff2") format("woff2");
  font-weight: 200 900;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: "Source Sans 3";
  src: url("../fonts/source-sans-3-latin-italic.woff2") format("woff2");
  font-weight: 200 900;
  font-style: italic;
  font-display: swap;
}

:root {
  --line: rgba(11, 31, 58, 0.14);
  --line-strong: rgba(11, 31, 58, 0.3);
  --line-light: rgba(246, 243, 236, 0.14);
  --focus: var(--ink);
  --max: 1240px;
  --header-h: 78px;
  color-scheme: light;
}

*,
*::before,
*::after { box-sizing: border-box; }

html { scroll-behavior: smooth; scroll-padding-top: calc(var(--header-h) + 1rem); }

body {
  margin: 0;
  font-family: var(--font-sans);
  background: var(--paper);
  color: var(--charcoal);
  font-size: 1.0625rem;
  line-height: 1.6;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

body.nav-lock { overflow: hidden; }

img, svg { display: block; max-width: 100%; }

button, input, select, textarea { font: inherit; color: inherit; }

h1, h2, h3, h4, p { margin-top: 0; }

h1, h2, h3 {
  font-family: var(--font-serif);
  font-optical-sizing: auto;
  font-weight: 600;
  color: var(--ink);
  letter-spacing: -0.018em;
  line-height: 1.04;
  text-wrap: balance;
}

h1 { font-size: clamp(2.9rem, 6.4vw, 6.1rem); margin-bottom: 0; letter-spacing: -0.028em; line-height: 0.98; }
h2 { font-size: clamp(2.1rem, 4vw, 3.45rem); margin-bottom: 0.8rem; }
h3 { font-size: 1.5rem; line-height: 1.15; letter-spacing: -0.01em; }

p { margin-bottom: 1rem; }

a { color: inherit; text-decoration-color: var(--brass); text-underline-offset: 0.22em; text-decoration-thickness: 1px; }
a:hover { text-decoration-thickness: 2px; }

:focus-visible { outline: 2px solid var(--focus); outline-offset: 3px; }

::selection { background: var(--brass); color: var(--ink); }

em.accent, .accent {
  font-family: var(--font-serif);
  font-style: italic;
  font-weight: 500;
  color: var(--brass-dark);
  letter-spacing: -0.01em;
}

.on-dark,
.hero,
.page-hero,
.band-ink,
.site-footer { --focus: var(--brass-light); }

.on-dark .accent, .hero .accent, .page-hero .accent, .band-ink .accent, .site-footer .accent { color: var(--brass-light); }

.skip-link {
  position: absolute;
  left: 1rem;
  top: -4rem;
  background: var(--brass-light);
  color: var(--ink);
  padding: 0.6rem 0.9rem;
  z-index: 80;
  font-weight: 600;
  text-decoration: none;
}
.skip-link:focus { top: 1rem; }

.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;
}

.wrap { width: min(var(--max), calc(100% - 2.5rem)); margin-inline: auto; }

/* ---------- eyebrows, ledes, buttons ---------- */

.eyebrow {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin: 0 0 1rem;
  font-size: 0.76rem;
  font-weight: 650;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--brass-dark);
}
.eyebrow::before { content: ""; width: 2.25rem; height: 1px; background: currentColor; flex: none; }
.eyebrow .folio { font-family: var(--font-serif); font-style: italic; font-weight: 500; letter-spacing: 0.02em; text-transform: none; font-size: 1rem; }

.hero .eyebrow, .page-hero .eyebrow, .band-ink .eyebrow, .on-dark .eyebrow { color: var(--brass-light); }

.lede { font-size: 1.2rem; line-height: 1.55; max-width: 42rem; color: var(--muted); }
.hero .lede, .page-hero .lede, .band-ink .lede, .on-dark .lede { color: var(--on-dark); }

.hero h1, .hero h2, .page-hero h1, .band-ink h2, .band-ink h3, .on-dark h2, .on-dark h3 { color: var(--paper); }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  min-height: 50px;
  padding: 0.7rem 1.3rem;
  border: 1px solid transparent;
  border-radius: 0;
  text-decoration: none;
  font-weight: 650;
  font-size: 0.98rem;
  letter-spacing: 0.01em;
  line-height: 1.1;
  cursor: pointer;
  transition: background 0.18s ease, color 0.18s ease, border-color 0.18s ease, transform 0.18s ease;
}
.btn::after { content: "→"; transition: transform 0.18s ease; }
.btn:hover::after { transform: translateX(3px); }
.btn.no-arrow::after { content: none; }

.btn-brass { background: var(--brass-light); color: var(--ink); }
.btn-brass:hover { background: #d8bc82; }
.btn-ghost { background: transparent; color: inherit; border-color: currentColor; }
.btn-ghost:hover { background: var(--paper); color: var(--ink); border-color: var(--paper); }
.btn-ink { background: var(--ink); color: var(--paper); }
.btn-ink:hover { background: var(--ink-soft); }
.btn-line { background: transparent; color: var(--ink); border-color: var(--line-strong); }
.btn-line:hover { border-color: var(--ink); }

.text-link { font-weight: 650; text-decoration: none; border-bottom: 1px solid var(--brass); padding-bottom: 0.1rem; }
.text-link::after { content: " →"; }
.text-link:hover { border-bottom-width: 2px; }

/* ---------- header ---------- */

.site-header {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 50;
  color: var(--paper);
  --focus: var(--brass-light);
  transition: background 0.25s ease, color 0.25s ease, border-color 0.25s ease;
  border-bottom: 1px solid transparent;
}
.site-header.is-scrolled {
  color: var(--ink);
  --focus: var(--ink);
  background: rgba(246, 243, 236, 0.94);
  backdrop-filter: blur(14px) saturate(1.2);
  border-bottom-color: var(--line);
}

.header-inner {
  position: relative;
  width: min(1320px, calc(100% - 2.5rem));
  margin: 0 auto;
  min-height: var(--header-h);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  text-decoration: none;
  position: relative;
  z-index: 60;
}
.logo svg { width: 36px; height: 36px; flex: none; }
.logo .frame { stroke: var(--brass); }
.logo .letter { fill: currentColor; }
.logo .bar { fill: var(--brass); }
.logo-text { display: flex; flex-direction: column; line-height: 1; }
.logo-name { font-family: var(--font-serif); font-weight: 600; font-size: 1.62rem; letter-spacing: -0.02em; }
.logo-tag { margin-top: 0.3rem; font-size: 0.6rem; font-weight: 650; letter-spacing: 0.2em; text-transform: uppercase; color: var(--brass-light); }
.site-header.is-scrolled .logo-tag { color: var(--brass-dark); }

.nav {
  display: flex;
  align-items: center;
  gap: 1.5rem;
}
.nav a { position: relative; text-decoration: none; font-size: 0.97rem; font-weight: 550; padding: 0.4rem 0; }
.nav a::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 1px;
  background: var(--brass);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.22s ease;
}
.nav a:hover::after, .nav a[aria-current="page"]::after { transform: scaleX(1); }

.header-actions { display: flex; align-items: center; gap: 0.4rem; position: relative; z-index: 60; }
.header-actions .btn { min-height: 44px; padding: 0.55rem 1rem; }

.nav-toggle {
  display: none;
  width: 44px;
  height: 44px;
  border: 0;
  background: transparent;
  color: inherit;
  cursor: pointer;
  place-items: center;
}
.burger, .burger::before, .burger::after { display: block; width: 20px; height: 1.5px; background: currentColor; position: relative; }
.burger::before, .burger::after { content: ""; position: absolute; left: 0; }
.burger::before { top: -6px; }
.burger::after { top: 6px; }
.nav-toggle[aria-expanded="true"] .burger { background: transparent; }
.nav-toggle[aria-expanded="true"] .burger::before { top: 0; transform: rotate(45deg); }
.nav-toggle[aria-expanded="true"] .burger::after { top: 0; transform: rotate(-45deg); }

/* ---------- engraved surfaces ---------- */

.engraved { position: relative; isolation: isolate; overflow: hidden; }
.engraved::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background: url("../img/guilloche-dark.svg") center 70% / cover no-repeat;
  opacity: 0.55;
  pointer-events: none;
}
.engraved.light::before { background-image: url("../img/guilloche-light.svg"); opacity: 0.5; }

.frame-lines { position: absolute; inset: 1.25rem; border: 1px solid rgba(201, 169, 106, 0.38); pointer-events: none; z-index: 0; }
.frame-lines::before,
.frame-lines::after {
  content: "";
  position: absolute;
  width: 14px;
  height: 14px;
  border: 1px solid var(--brass-light);
}
.frame-lines::before { top: -7px; left: -7px; border-right: 0; border-bottom: 0; }
.frame-lines::after { bottom: -7px; right: -7px; border-left: 0; border-top: 0; }

.ledger {
  background-color: var(--vellum);
  background-image:
    linear-gradient(to right, transparent 4.5rem, rgba(161, 51, 31, 0.18) 4.5rem, rgba(161, 51, 31, 0.18) calc(4.5rem + 1px), transparent calc(4.5rem + 1px)),
    repeating-linear-gradient(to bottom, transparent 0 2.15rem, rgba(11, 31, 58, 0.07) 2.15rem calc(2.15rem + 1px));
}

/* ---------- hero ---------- */

.hero .frame-lines { inset: calc(var(--header-h) + 0.5rem) 1.25rem 0 1.25rem; border-bottom: 0; }
.hero .frame-lines::after { content: none; }

.hero {
  position: relative;
  min-height: 100svh;
  display: flex;
  flex-direction: column;
  padding: calc(var(--header-h) + 3.5rem) 0 0;
  background:
    radial-gradient(120% 80% at 85% 10%, rgba(22, 50, 90, 0.85), transparent 60%),
    radial-gradient(90% 70% at 0% 100%, rgba(7, 22, 41, 0.9), transparent 70%),
    var(--ink);
  color: var(--paper);
  overflow: hidden;
  isolation: isolate;
}
.hero::before {
  content: "";
  position: absolute;
  inset: auto -10% -6% -10%;
  height: 72%;
  z-index: -1;
  background: url("../img/guilloche-dark.svg") center / cover no-repeat;
  opacity: 0.7;
  mask-image: linear-gradient(to top, #000 30%, transparent);
}

.hero-watermark {
  position: absolute;
  right: 1%;
  top: 50%;
  transform: translateY(-54%);
  margin: 0;
  z-index: -1;
  font-family: var(--font-serif);
  font-optical-sizing: auto;
  font-weight: 300;
  font-size: clamp(20rem, 46vw, 42rem);
  line-height: 1;
  color: transparent;
  -webkit-text-stroke: 1.4px rgba(201, 169, 106, 0.26);
  user-select: none;
  pointer-events: none;
}

.hero-grid {
  position: relative;
  z-index: 1;
  flex: 1;
  display: grid;
  grid-template-columns: minmax(0, 1.25fr) minmax(0, 0.85fr);
  gap: 3rem;
  align-items: center;
  padding-bottom: 3rem;
}

.hero h1 { max-width: 11.5ch; }
.hero h1 .accent { display: block; margin-top: 0.08em; }
.hero .lede { margin-top: 1.8rem; font-size: 1.24rem; max-width: 36rem; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 0.75rem; margin-top: 2rem; }

/* the pipeline card: five steps, one of them AI */
.pipeline-card {
  position: relative;
  background: linear-gradient(160deg, rgba(246, 243, 236, 0.08), rgba(246, 243, 236, 0.02));
  border: 1px solid rgba(201, 169, 106, 0.45);
  padding: 1.6rem 1.5rem 1.2rem;
  backdrop-filter: blur(6px);
}
.pipeline-card::before {
  content: "";
  position: absolute;
  inset: 6px;
  border: 1px solid rgba(201, 169, 106, 0.18);
  pointer-events: none;
}
.pipeline-card header { display: flex; justify-content: space-between; align-items: baseline; gap: 1rem; margin-bottom: 1rem; }
.pipeline-card header p { margin: 0; font-size: 0.72rem; font-weight: 650; letter-spacing: 0.2em; text-transform: uppercase; color: var(--brass-light); }
.pipeline-card header span { font-family: var(--font-serif); font-style: italic; color: var(--on-dark); font-size: 0.98rem; }

.steps { list-style: none; margin: 0; padding: 0; counter-reset: step; }
.steps li {
  counter-increment: step;
  position: relative;
  display: grid;
  grid-template-columns: 2.4rem 1fr auto;
  gap: 0.2rem 0.9rem;
  align-items: center;
  padding: 0.85rem 0;
  border-top: 1px solid var(--line-light);
}
.steps li::before {
  content: counter(step, decimal-leading-zero);
  grid-row: span 2;
  font-family: var(--font-serif);
  font-style: italic;
  font-size: 1.05rem;
  color: var(--brass-light);
}
.steps strong { font-family: var(--font-serif); font-weight: 600; font-size: 1.22rem; color: var(--paper); letter-spacing: -0.01em; }
.steps small { grid-column: 2; color: var(--on-dark); font-size: 0.9rem; line-height: 1.35; }
.steps .tag {
  grid-row: 1 / span 2;
  grid-column: 3;
  font-size: 0.66rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  padding: 0.3rem 0.5rem;
  border: 1px solid var(--line-light);
  color: var(--on-dark);
  white-space: nowrap;
}
.steps li.is-ai { background: linear-gradient(90deg, rgba(201, 169, 106, 0.16), transparent 85%); }
.steps li.is-ai .tag { border-color: var(--brass-light); color: var(--ink); background: var(--brass-light); }
.steps li.is-ai::after {
  content: "";
  position: absolute;
  left: -1.5rem;
  top: 50%;
  width: 7px;
  height: 7px;
  margin-top: -3.5px;
  border-radius: 50%;
  background: var(--brass-light);
  box-shadow: 0 0 0 0 rgba(201, 169, 106, 0.6);
  animation: pulse 2.4s ease-out infinite;
}
.steps li.is-sign .tag { border-color: rgba(246, 243, 236, 0.5); color: var(--paper); }
.pipeline-card footer { margin-top: 0.6rem; padding-top: 0.8rem; border-top: 1px solid var(--line-light); font-size: 0.86rem; color: var(--on-dark); }

/* sequential highlight, driven by main.js (adds .is-lit) */
.steps li { transition: background 0.4s ease; }
.steps li.is-lit strong { color: var(--brass-light); }

@keyframes pulse {
  0% { box-shadow: 0 0 0 0 rgba(201, 169, 106, 0.6); }
  70% { box-shadow: 0 0 0 12px rgba(201, 169, 106, 0); }
  100% { box-shadow: 0 0 0 0 rgba(201, 169, 106, 0); }
}

.trust {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--line-light);
  background: rgba(7, 22, 41, 0.45);
}
.trust li {
  padding: 1.05rem 1.15rem 1.2rem;
  border-right: 1px solid var(--line-light);
  font-size: 0.74rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--brass-light);
}
.trust li:last-child { border-right: 0; }
.trust li span { display: block; margin-top: 0.3rem; font-weight: 400; font-size: 0.92rem; letter-spacing: 0; text-transform: none; color: var(--on-dark); line-height: 1.35; }

/* ---------- marquee ---------- */

.marquee { overflow: hidden; border-bottom: 1px solid var(--line); background: var(--paper); }
.marquee-track { display: flex; width: max-content; animation: ticker 60s linear infinite; }
.marquee-group {
  display: flex;
  gap: 1.6rem;
  align-items: center;
  padding: 1rem 0.8rem;
  font-family: var(--font-serif);
  font-style: italic;
  font-size: 1.25rem;
  color: var(--ink);
  white-space: nowrap;
}
.marquee-group b { font-style: normal; font-weight: 400; color: var(--brass); font-size: 0.9rem; }
.marquee:hover .marquee-track { animation-play-state: paused; }
@keyframes ticker { to { transform: translateX(-50%); } }

/* ---------- bands ---------- */

.band { padding: 6rem 0; position: relative; }
.band-deep { background: var(--paper-deep); }
.band-vellum { background: var(--vellum); }
.band-ink { background: var(--ink); color: var(--on-dark); }
.band-ink p { color: var(--on-dark); }
.band-ink strong { color: var(--paper); }

.section-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 1.5rem;
  margin-bottom: 2.6rem;
}
.section-head h2 { max-width: 17ch; margin-bottom: 0; }
.section-head .lede { margin: 0.8rem 0 0; }

.split { display: grid; grid-template-columns: 0.95fr 1.05fr; gap: 3.5rem; align-items: start; }
.split h2 { max-width: 13ch; }

.intro-note {
  margin-top: 1.6rem;
  padding: 1.1rem 1.2rem 1.1rem 1.4rem;
  border-left: 2px solid var(--brass);
  background: var(--vellum);
  font-size: 0.98rem;
}
.intro-note strong { color: var(--ink); }

/* ---------- practices ---------- */

.practice-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1.25rem; }

.practice {
  position: relative;
  padding: 2.4rem 2.2rem 2.2rem;
  display: flex;
  flex-direction: column;
  border: 1px solid var(--line-strong);
  background: var(--vellum);
}
.practice.is-ink { background: var(--ink); color: var(--on-dark); border-color: var(--ink); --focus: var(--brass-light); }
.practice.is-ink h3, .practice.is-ink .numeral { color: var(--paper); }
.practice.is-ink .eyebrow { color: var(--brass-light); }
.practice .numeral {
  position: absolute;
  top: 1.2rem;
  right: 1.6rem;
  font-family: var(--font-serif);
  font-style: italic;
  font-weight: 400;
  font-size: 4.8rem;
  line-height: 1;
  color: var(--ink);
  opacity: 0.12;
}
.practice h3 { font-size: clamp(1.8rem, 2.6vw, 2.35rem); max-width: 16ch; margin-bottom: 0.9rem; }
.practice ul { list-style: none; padding: 0; margin: 1rem 0 1.8rem; }
.practice li { display: grid; grid-template-columns: 1fr auto; gap: 1rem; padding: 0.72rem 0; border-top: 1px solid var(--line); }
.practice.is-ink li { border-color: var(--line-light); }
.practice li span { font-size: 0.86rem; color: var(--muted); white-space: nowrap; font-style: italic; font-family: var(--font-serif); }
.practice.is-ink li span { color: var(--brass-light); }
.practice .btn { margin-top: auto; align-self: flex-start; }

/* ---------- stat band ---------- */

.stat-band { display: grid; grid-template-columns: 1.3fr 0.9fr; gap: 3.5rem; align-items: end; }
.stat-main span {
  display: block;
  font-family: var(--font-serif);
  font-optical-sizing: auto;
  font-weight: 500;
  font-size: clamp(7rem, 17vw, 13rem);
  line-height: 0.78;
  letter-spacing: -0.04em;
  color: var(--brass-light);
}
.stat-main span small { font-size: 0.24em; font-style: italic; letter-spacing: 0; margin-left: 0.2em; color: var(--paper); }
.stat-main p { max-width: 22ch; margin-top: 1.4rem; font-family: var(--font-serif); font-size: clamp(1.5rem, 2.3vw, 2.05rem); line-height: 1.2; color: var(--paper); }
.stat-side { display: grid; gap: 1.2rem; }
.stat-side p { margin: 0; padding-top: 0.9rem; border-top: 1px solid var(--line-light); }
.stat-side strong { display: block; font-family: var(--font-serif); font-weight: 600; font-size: 2.4rem; letter-spacing: -0.02em; line-height: 1; margin-bottom: 0.3rem; color: var(--paper); }

/* ---------- deterministic pipeline diagram ---------- */

.flow {
  list-style: none;
  margin: 0 0 2.5rem;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  position: relative;
}
.flow::before {
  content: "";
  position: absolute;
  left: 10%;
  right: 10%;
  top: 2.05rem;
  height: 1px;
  background: repeating-linear-gradient(to right, var(--brass) 0 6px, transparent 6px 11px);
}
.flow li { position: relative; text-align: center; padding: 0 0.7rem; }
.flow .node {
  position: relative;
  width: 4.1rem;
  height: 4.1rem;
  margin: 0 auto 1rem;
  display: grid;
  place-items: center;
  background: var(--vellum);
  border: 1px solid var(--line-strong);
  font-family: var(--font-serif);
  font-style: italic;
  font-size: 1.25rem;
  color: var(--ink);
}
.flow li.is-ai .node { background: var(--ink); color: var(--brass-light); border-color: var(--ink); }
.flow li.is-ai .node::after {
  content: "";
  position: absolute;
  inset: -7px;
  border: 1px solid var(--brass);
  animation: ring 2.6s ease-out infinite;
}
.flow h3 { font-size: 1.3rem; margin-bottom: 0.35rem; }
.flow p { font-size: 0.93rem; color: var(--muted); margin: 0 auto; max-width: 18ch; }
.flow .ai-label {
  display: inline-block;
  margin-bottom: 0.5rem;
  font-size: 0.66rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  padding: 0.22rem 0.5rem;
  background: var(--brass-light);
  color: var(--ink);
}
@keyframes ring {
  0% { transform: scale(0.92); opacity: 1; }
  100% { transform: scale(1.35); opacity: 0; }
}

.two-col-lists { display: grid; grid-template-columns: 1fr 1fr; gap: 1.25rem; }
.two-col-lists article { padding: 1.6rem 1.6rem 1.2rem; border: 1px solid var(--line); background: var(--vellum); }
.two-col-lists article.is-ink { background: var(--ink); border-color: var(--ink); color: var(--on-dark); }
.two-col-lists article.is-ink h3 { color: var(--paper); }
.two-col-lists h3 { font-size: 1.3rem; }

.checklist { list-style: none; padding: 0; margin: 0.4rem 0 0; }
.checklist li { position: relative; padding: 0.55rem 0 0.55rem 1.6rem; border-top: 1px solid var(--line); }
.checklist li:first-child { border-top: 0; }
.checklist li::before { content: ""; position: absolute; left: 0; top: 1.05rem; width: 7px; height: 7px; background: var(--brass); transform: rotate(45deg); }
.is-ink .checklist li, .band-ink .checklist li { border-color: var(--line-light); }

/* ---------- architecture grid ---------- */

.arch-grid { display: grid; grid-template-columns: repeat(3, 1fr); border-top: 1px solid var(--line-strong); }
.arch-grid article { padding: 1.5rem 1.4rem 1.7rem 0; border-bottom: 1px solid var(--line); margin-right: 1.4rem; }
.arch-grid h3 { font-size: 1.2rem; margin-bottom: 0.45rem; }
.arch-grid h3::before { content: attr(data-n); display: block; margin-bottom: 0.6rem; font-family: var(--font-sans); font-size: 0.72rem; font-weight: 700; letter-spacing: 0.2em; color: var(--brass-dark); }
.arch-grid p { margin: 0; color: var(--muted); font-size: 0.98rem; }

/* ---------- work cards and cover art ---------- */

.feature-grid { display: grid; grid-template-columns: 1.3fr 0.9fr; gap: 1.4rem; }
.feature-stack { display: grid; gap: 1.4rem; }
.work-card { display: block; text-decoration: none; color: inherit; }
.work-card h3 { margin: 0.9rem 0 0.35rem; font-size: 1.65rem; transition: color 0.2s ease; }
.work-card p { margin: 0; color: var(--muted); }
.work-card:hover h3 { color: var(--brass-dark); }
.work-card:hover .cover { transform: translateY(-3px); box-shadow: 0 18px 40px -24px rgba(11, 31, 58, 0.55); }
.kicker { display: block; margin-top: 1rem; font-size: 0.7rem; font-weight: 700; letter-spacing: 0.2em; text-transform: uppercase; color: var(--brass-dark); }
.attribution { display: block; margin-top: 0.5rem; font-size: 0.86rem; font-style: italic; font-family: var(--font-serif); color: var(--muted); }

.cover {
  position: relative;
  overflow: hidden;
  aspect-ratio: 16 / 10;
  min-height: 220px;
  padding: 1.1rem 1.2rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  background: var(--ink);
  color: var(--paper);
  isolation: isolate;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}
.feature-grid > .work-card .cover { min-height: 460px; aspect-ratio: 16 / 12; }
.cover > span, .cover > b { position: relative; z-index: 2; }
.cover > span { font-size: 0.7rem; font-weight: 700; letter-spacing: 0.2em; text-transform: uppercase; color: var(--brass-light); }
.cover > b {
  font-family: var(--font-serif);
  font-optical-sizing: auto;
  font-weight: 500;
  font-size: clamp(3.6rem, 6.4vw, 6rem);
  line-height: 0.8;
  letter-spacing: -0.03em;
}
.cover > b i { font-weight: 400; color: var(--brass-light); }
.cover::before, .cover::after { content: ""; position: absolute; pointer-events: none; z-index: 1; }

/* RIAC: runway centerline and edge lights */
.cover-riac { background: linear-gradient(170deg, #12305a, var(--ink) 65%); }
.cover-riac::before {
  left: 60%;
  top: -10%;
  width: 30%;
  height: 130%;
  transform: perspective(380px) rotateX(58deg) translateY(-6%);
  background:
    repeating-linear-gradient(to bottom, var(--brass-light) 0 26px, transparent 26px 52px) center / 4px 100% no-repeat,
    linear-gradient(to right, rgba(201, 169, 106, 0.55) 0 1px, transparent 1px calc(100% - 1px), rgba(201, 169, 106, 0.55) calc(100% - 1px)),
    rgba(7, 22, 41, 0.55);
}
.cover-riac::after { inset: 0; background: url("../img/guilloche-dark.svg") center / cover; opacity: 0.35; }

/* The manual: stacked ruled pages */
.cover-manual { background: var(--paper-deep); color: var(--ink); box-shadow: inset 0 0 0 1px var(--line-strong); }
.cover-manual > span { color: var(--brass-dark); }
.cover-manual::before {
  right: 9%;
  top: 14%;
  width: 42%;
  height: 78%;
  background:
    repeating-linear-gradient(to bottom, transparent 0 13px, rgba(11, 31, 58, 0.18) 13px 14px) 0 22px / 100% calc(100% - 22px) no-repeat,
    var(--vellum);
  border: 1px solid var(--line-strong);
  box-shadow: 10px 10px 0 -1px var(--paper), 10px 10px 0 0 var(--line-strong), 20px 20px 0 -1px var(--paper), 20px 20px 0 0 var(--line-strong);
}
.cover-manual::after { right: calc(9% + 42% - 18px); top: 14%; width: 3px; height: 78%; background: var(--alert); opacity: 0.45; }

/* DC: contract-file rows with verification ticks */
.cover-dc { background: var(--ink-soft); }
.cover-dc::before {
  right: 8%;
  top: 16%;
  width: 46%;
  height: 66%;
  background:
    repeating-linear-gradient(to bottom, rgba(246, 243, 236, 0.85) 0 2px, transparent 2px 20px) 34px 12px / calc(100% - 50px) 100% no-repeat,
    repeating-linear-gradient(to bottom, var(--brass-light) 0 10px, transparent 10px 20px) 12px 8px / 10px 100% no-repeat;
  border-left: 1px solid rgba(201, 169, 106, 0.5);
}

/* FARGPT: four specialised agents around a hub */
.cover-fargpt { background: radial-gradient(circle at 72% 46%, #1b3b68, var(--ink) 62%); }
.cover-fargpt::before {
  right: 13%;
  top: 22%;
  width: 34%;
  aspect-ratio: 1;
  border-radius: 50%;
  border: 1px dashed rgba(201, 169, 106, 0.65);
  background: radial-gradient(circle, var(--brass-light) 0 9%, transparent 9.5%);
}
.cover-fargpt::after {
  right: calc(13% - 8px);
  top: calc(22% - 8px);
  width: calc(34% + 16px);
  aspect-ratio: 1;
  background:
    radial-gradient(circle at 50% 8px, var(--paper) 0 6px, transparent 7px),
    radial-gradient(circle at calc(100% - 8px) 50%, var(--paper) 0 6px, transparent 7px),
    radial-gradient(circle at 50% calc(100% - 8px), var(--paper) 0 6px, transparent 7px),
    radial-gradient(circle at 8px 50%, var(--paper) 0 6px, transparent 7px);
}

/* GovSignal: concentric signal arcs */
.cover-govsignal { background: var(--ink-deep); }
.cover-govsignal::before {
  right: -14%;
  bottom: -40%;
  width: 80%;
  aspect-ratio: 1;
  border-radius: 50%;
  background: repeating-radial-gradient(circle, transparent 0 22px, rgba(201, 169, 106, 0.55) 22px 23px);
  mask-image: linear-gradient(to left top, #000 20%, transparent 75%);
}

/* CACI: layered review gates */
.cover-caci { background: #102947; }
.cover-caci::before {
  right: 10%;
  top: 18%;
  width: 40%;
  aspect-ratio: 1;
  border: 1px solid rgba(201, 169, 106, 0.75);
  box-shadow: inset 0 0 0 18px #102947, inset 0 0 0 19px rgba(201, 169, 106, 0.5), inset 0 0 0 38px #102947, inset 0 0 0 39px rgba(201, 169, 106, 0.35), inset 0 0 0 58px #102947, inset 0 0 0 59px rgba(201, 169, 106, 0.22);
}

/* Contracting officer: the signature line */
.cover-co { background: var(--vellum); color: var(--ink); }
.cover-co > span { color: var(--brass-dark); }
.cover-co::before { left: 1.2rem; right: 1.2rem; bottom: 34%; height: 1px; background: var(--ink); }
.cover-co::after {
  right: 1.4rem;
  bottom: calc(34% + 6px);
  content: "Contracting Officer";
  font-family: var(--font-serif);
  font-style: italic;
  font-size: 0.95rem;
  color: var(--muted);
}

.platform-card { display: grid; grid-template-columns: 0.85fr 1.3fr; gap: 1.4rem; align-items: center; margin-top: 1.4rem; }
.platform-card .cover { min-height: 0; }

.work-index { display: grid; grid-template-columns: 1fr 1fr; gap: 2rem 1.4rem; }

.filter-bar { display: flex; flex-wrap: wrap; gap: 0.5rem; margin-bottom: 1.8rem; }
.filter-bar button {
  min-height: 44px;
  padding: 0.4rem 1rem;
  border: 1px solid var(--line-strong);
  background: transparent;
  cursor: pointer;
  font-weight: 600;
}
.filter-bar button.is-active { background: var(--ink); color: var(--paper); border-color: var(--ink); }

/* ---------- process ---------- */

.process { list-style: none; padding: 0; margin: 0; display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); counter-reset: proc; }
.process li { position: relative; padding: 1.6rem 1.4rem 1.7rem 0; border-top: 1px solid var(--line-strong); margin-right: 1.4rem; }
.process li::before {
  counter-increment: proc;
  content: counter(proc, upper-roman) ".";
  display: block;
  margin-bottom: 0.9rem;
  font-family: var(--font-serif);
  font-style: italic;
  font-size: 1.35rem;
  color: var(--brass-dark);
}
.process .dur { display: block; margin-bottom: 0.4rem; font-size: 0.72rem; font-weight: 700; letter-spacing: 0.18em; text-transform: uppercase; color: var(--muted); }
.process h3 { margin-bottom: 0.5rem; }
.process p { margin: 0; color: var(--muted); }
.band-ink .process li { border-color: var(--line-light); }
.band-ink .process li::before { color: var(--brass-light); }
.band-ink .process .dur { color: var(--on-dark); }
.band-ink .process p { color: var(--on-dark); }

/* ---------- accordion ---------- */

details.acc { border-top: 1px solid var(--line-strong); }
details.acc:last-of-type { border-bottom: 1px solid var(--line-strong); }
details.acc summary {
  cursor: pointer;
  list-style: none;
  display: grid;
  grid-template-columns: 3rem 1fr auto;
  align-items: baseline;
  gap: 1rem;
  padding: 1.25rem 0;
  font-family: var(--font-serif);
  font-size: clamp(1.25rem, 2vw, 1.55rem);
  font-weight: 600;
  color: var(--ink);
  letter-spacing: -0.01em;
}
details.acc summary::-webkit-details-marker { display: none; }
details.acc summary .n { font-style: italic; font-weight: 400; color: var(--brass-dark); font-size: 1.05rem; }
details.acc summary::after { content: "+"; font-family: var(--font-sans); font-weight: 400; color: var(--brass-dark); }
details.acc[open] summary::after { content: "–"; }
details.acc .acc-body { max-width: 70ch; padding: 0 0 1.4rem 4rem; color: var(--muted); }
details.acc .acc-body p:last-child { margin-bottom: 0; }

/* ---------- principle quote ---------- */

.principle { position: relative; text-align: center; max-width: 60rem; margin: 0 auto; }
.principle::before {
  content: "“";
  display: block;
  font-family: var(--font-serif);
  font-size: 8rem;
  line-height: 0.6;
  color: var(--brass-light);
  margin-bottom: 1.2rem;
}
.principle p {
  font-family: var(--font-serif);
  font-optical-sizing: auto;
  font-style: italic;
  font-weight: 400;
  font-size: clamp(2rem, 4.2vw, 3.6rem);
  line-height: 1.12;
  letter-spacing: -0.015em;
  color: var(--paper);
  margin-bottom: 1.4rem;
  text-wrap: balance;
}
.principle footer { font-size: 0.76rem; font-weight: 700; letter-spacing: 0.22em; text-transform: uppercase; color: var(--brass-light); }

/* ---------- calculators teaser ---------- */

.calc-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1.25rem; }
.calc-card {
  display: flex;
  flex-direction: column;
  padding: 2rem 1.9rem 1.8rem;
  text-decoration: none;
  border: 1px solid var(--line-strong);
  background: var(--vellum);
  transition: border-color 0.2s ease, transform 0.2s ease;
}
.calc-card:hover { border-color: var(--ink); transform: translateY(-2px); }
.calc-card h3 { font-size: 1.75rem; margin-bottom: 0.5rem; }
.calc-card p { color: var(--muted); }
.formula {
  margin: 0.4rem 0 1.4rem;
  padding: 0.9rem 1rem;
  border-top: 1px solid var(--line-strong);
  border-bottom: 1px solid var(--line-strong);
  font-family: var(--font-serif);
  font-style: italic;
  font-size: 1.12rem;
  color: var(--ink);
}
.formula b { font-style: normal; color: var(--brass-dark); font-weight: 400; margin: 0 0.25rem; }
.calc-card .text-link { margin-top: auto; align-self: flex-start; }

/* ---------- insights ---------- */

.insight-grid { display: grid; grid-template-columns: 1.3fr 1fr 1fr; gap: 1rem; }
.insight-card {
  position: relative;
  display: flex;
  flex-direction: column;
  min-height: 300px;
  padding: 1.4rem 1.4rem 1.3rem;
  text-decoration: none;
  border: 1px solid var(--line-strong);
  background: var(--vellum);
  transition: border-color 0.2s ease;
}
.insight-card:first-child { background: var(--ink); color: var(--on-dark); border-color: var(--ink); --focus: var(--brass-light); }
.insight-card:first-child h3 { color: var(--paper); }
.insight-card:first-child .meta { color: var(--brass-light); }
.insight-card:hover { border-color: var(--brass); }
.insight-card .meta { font-size: 0.74rem; font-weight: 700; letter-spacing: 0.18em; text-transform: uppercase; color: var(--brass-dark); }
.insight-card h3 { margin: auto 0 0.7rem; font-size: 1.7rem; }
.insight-card span { font-size: 0.92rem; }

/* ---------- contact / form ---------- */

.cta-grid { display: grid; grid-template-columns: 0.9fr 1.1fr; gap: 3rem; align-items: start; }
.cta-grid h2 { font-size: clamp(3rem, 6.4vw, 5.4rem); line-height: 0.98; }
.cta-grid .contact-line { margin-top: 1.4rem; font-family: var(--font-serif); font-size: 1.35rem; }
.cta-grid .contact-line a { color: var(--paper); }

.form-panel {
  position: relative;
  background: var(--vellum);
  color: var(--charcoal);
  padding: 1.8rem 1.7rem 1.6rem;
  border-top: 3px solid var(--brass-light);
  --focus: var(--ink);
}
.form-panel h2, .form-panel h3 { color: var(--ink); }
.band-ink .form-panel p, .band-ink .form-panel .note { color: var(--muted); }
.band-ink .form-panel .note.is-error { color: var(--alert); }
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 0.95rem 1.2rem; }
.span-2 { grid-column: span 2; }
.field { display: flex; flex-direction: column; gap: 0.3rem; }
.field > span, .checks legend { font-size: 0.8rem; font-weight: 700; letter-spacing: 0.06em; text-transform: uppercase; color: var(--ink); }
.field > span small { font-weight: 500; text-transform: none; letter-spacing: 0; color: var(--muted); }

input, select, textarea {
  width: 100%;
  background: transparent;
  border: 0;
  border-bottom: 1px solid var(--line-strong);
  border-radius: 0;
  padding: 0.7rem 0;
  min-height: 48px;
}
input:focus-visible, select:focus-visible, textarea:focus-visible { outline: none; border-bottom: 2px solid var(--ink); box-shadow: 0 1px 0 0 var(--ink); }
textarea { min-height: 120px; resize: vertical; }
select { appearance: none; background-image: linear-gradient(45deg, transparent 50%, var(--ink) 50%), linear-gradient(135deg, var(--ink) 50%, transparent 50%); background-position: calc(100% - 12px) 52%, calc(100% - 7px) 52%; background-size: 5px 5px; background-repeat: no-repeat; }

.checks { border: 0; margin: 0; padding: 0; display: grid; grid-template-columns: 1fr 1fr; gap: 0.1rem 1rem; }
.checks legend { margin-bottom: 0.4rem; }
.checks label { display: flex; gap: 0.6rem; align-items: center; min-height: 40px; }
input[type="checkbox"], input[type="radio"] { width: 1.1rem; height: 1.1rem; min-height: 0; accent-color: var(--ink); flex: none; }

.form-actions { display: flex; flex-wrap: wrap; align-items: center; gap: 0.8rem 1.1rem; margin-top: 1.2rem; }
.note { margin: 0; font-size: 0.86rem; color: var(--muted); }
.note.is-error { color: var(--alert); font-weight: 650; }
.hp { position: absolute; left: -10000px; width: 1px; height: 1px; overflow: hidden; }
.success h3 { font-size: 2rem; }

/* ---------- footer ---------- */

.site-footer { background: var(--ink-deep); color: var(--on-dark); padding: 4.5rem 0 1.5rem; position: relative; overflow: hidden; isolation: isolate; }
.site-footer::before { content: ""; position: absolute; inset: 0; z-index: -1; background: url("../img/guilloche-dark.svg") center bottom / cover no-repeat; opacity: 0.25; }
.foot-grid { display: grid; grid-template-columns: 1.5fr repeat(3, 1fr); gap: 1.5rem 1.4rem; }
.site-footer .logo { color: var(--paper); }
.foot-about { margin-top: 1.2rem; max-width: 34ch; font-size: 0.98rem; }
.site-footer h2 { font-family: var(--font-sans); margin: 0 0 0.9rem; font-size: 0.74rem; font-weight: 700; letter-spacing: 0.2em; text-transform: uppercase; color: var(--brass-light); }
.foot-list { list-style: none; margin: 0; padding: 0; display: grid; gap: 0.45rem; }
.site-footer a { text-decoration: none; color: var(--paper); }
.site-footer a:hover { text-decoration: underline; text-decoration-color: var(--brass-light); }
.entity {
  margin-top: 2.8rem;
  padding: 1.1rem 0;
  border-top: 1px solid var(--line-light);
  border-bottom: 1px solid var(--line-light);
  font-family: var(--font-serif);
  font-style: italic;
  font-size: 1.05rem;
  color: var(--paper);
}
.legal { display: flex; justify-content: space-between; gap: 1rem; flex-wrap: wrap; margin-top: 1.2rem; font-size: 0.88rem; }

/* ---------- inner page hero ---------- */

.page-hero {
  position: relative;
  background: radial-gradient(110% 90% at 90% 0%, rgba(22, 50, 90, 0.9), transparent 60%), var(--ink);
  color: var(--paper);
  padding: calc(var(--header-h) + 5.5rem) 0 4.2rem;
  overflow: hidden;
  isolation: isolate;
}
.page-hero::before {
  content: "";
  position: absolute;
  inset: 30% -10% -20% -10%;
  z-index: -1;
  background: url("../img/guilloche-dark.svg") center / cover no-repeat;
  opacity: 0.5;
  mask-image: linear-gradient(to top, #000 30%, transparent);
}
.page-hero h1 { max-width: 16ch; font-size: clamp(2.7rem, 5.6vw, 5rem); }
.page-hero .lede { margin-top: 1.4rem; }
.page-hero .glyph {
  position: absolute;
  right: 3%;
  bottom: -0.25em;
  z-index: -1;
  font-family: var(--font-serif);
  font-weight: 300;
  font-size: clamp(14rem, 30vw, 26rem);
  line-height: 1;
  color: transparent;
  -webkit-text-stroke: 1.2px rgba(201, 169, 106, 0.2);
  pointer-events: none;
  user-select: none;
}

.crumbs { margin-bottom: 1.4rem; font-size: 0.9rem; color: var(--on-dark); }
.crumbs a { color: var(--paper); }

.metric-bar {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.2rem;
  margin: 2.6rem 0 0;
  padding: 1.4rem 0 0;
  border-top: 1px solid var(--line-light);
}
.metric-bar strong {
  display: block;
  font-family: var(--font-serif);
  font-weight: 500;
  color: var(--brass-light);
  font-size: clamp(2.2rem, 4vw, 3.3rem);
  letter-spacing: -0.02em;
  line-height: 0.9;
}
.metric-bar span { display: block; margin-top: 0.5rem; color: var(--on-dark); font-size: 0.96rem; line-height: 1.4; }

/* ---------- long-form ---------- */

.prose { max-width: 70ch; }
.prose h2 { font-size: clamp(1.75rem, 3vw, 2.3rem); margin-top: 2.6rem; }
.prose h2:first-child { margin-top: 0; }
.prose h3 { font-size: 1.35rem; margin-top: 1.8rem; }
.prose li + li { margin-top: 0.4rem; }
.prose ul { padding-left: 1.2rem; }
.prose ul li::marker { color: var(--brass); }
.prose blockquote { margin: 1.6rem 0; padding-left: 1.2rem; border-left: 2px solid var(--brass); }

.pull {
  margin: 2.2rem 0;
  padding: 1.6rem 0;
  border-top: 1px solid var(--line-strong);
  border-bottom: 1px solid var(--line-strong);
  font-family: var(--font-serif);
  font-style: italic;
  font-size: clamp(1.6rem, 3vw, 2.15rem);
  line-height: 1.22;
  color: var(--ink);
}

.aside-card { padding: 1.6rem; border: 1px solid var(--line-strong); background: var(--vellum); position: sticky; top: calc(var(--header-h) + 1.5rem); }
.aside-card h2 { font-family: var(--font-sans); font-size: 0.76rem; font-weight: 700; letter-spacing: 0.2em; text-transform: uppercase; color: var(--brass-dark); margin-bottom: 0.8rem; }
.aside-card .btn { margin-top: 1rem; width: 100%; }

.article-grid { display: grid; grid-template-columns: minmax(0, 1fr) 20rem; gap: 4rem; align-items: start; }

.next-proj {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  align-items: center;
  padding: 1.6rem 0;
  border-top: 1px solid var(--line-strong);
  text-decoration: none;
}
.next-proj span { font-size: 0.74rem; font-weight: 700; letter-spacing: 0.2em; text-transform: uppercase; color: var(--brass-dark); }
.next-proj strong { display: block; font-family: var(--font-serif); font-size: 1.8rem; font-weight: 600; color: var(--ink); }
.next-proj:hover strong { color: var(--brass-dark); }

/* ---------- services catalog ---------- */

.offer-list { border-top: 1px solid var(--line-strong); }
.offer {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 2.4rem;
  padding: 2.2rem 0;
  border-bottom: 1px solid var(--line);
}
.offer h3 { font-size: clamp(1.6rem, 2.4vw, 2rem); margin-bottom: 0.6rem; }
.offer .meta { display: flex; flex-wrap: wrap; gap: 0.5rem; margin-bottom: 1rem; }
.chip {
  display: inline-flex;
  align-items: center;
  min-height: 28px;
  padding: 0.15rem 0.6rem;
  border: 1px solid var(--line-strong);
  font-size: 0.74rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink);
}
.chip.is-brass { border-color: var(--brass-dark); background: rgba(166, 132, 74, 0.16); color: var(--ink); }
.offer .outcome { font-family: var(--font-serif); font-size: 1.15rem; color: var(--ink); line-height: 1.45; }

.model-grid, .role-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1rem; }
.model-grid article, .role-grid article { padding: 1.5rem; border: 1px solid var(--line-strong); background: var(--vellum); }
.model-grid span, .role-grid span { display: block; margin-bottom: 0.8rem; font-family: var(--font-serif); font-style: italic; font-size: 1.1rem; color: var(--brass-dark); }

.market-block { display: grid; grid-template-columns: 0.75fr 1.25fr; gap: 2.4rem; padding: 2.4rem 0; border-top: 1px solid var(--line-strong); }
.market-block h2 { font-size: clamp(2rem, 3vw, 2.7rem); }
.market-block ul { margin: 0.4rem 0 0; padding-left: 1.1rem; }
.market-block li::marker { color: var(--brass); }
.market-block li + li { margin-top: 0.4rem; }

.dept-row { display: flex; flex-wrap: wrap; gap: 0.5rem; margin-top: 1.4rem; }

/* ---------- calculators ---------- */

.calc { display: grid; grid-template-columns: 1fr 1fr; gap: 0; border: 1px solid var(--line-strong); background: var(--vellum); }
.calc form { padding: 2rem 1.9rem; border-right: 1px solid var(--line-strong); display: grid; gap: 1.1rem; align-content: start; }
.calc .result { padding: 2rem 1.9rem; background: var(--ink); color: var(--on-dark); --focus: var(--brass-light); display: flex; flex-direction: column; }
.calc .result .label { font-size: 0.74rem; font-weight: 700; letter-spacing: 0.2em; text-transform: uppercase; color: var(--brass-light); margin: 0 0 0.3rem; }
.calc .result output { display: block; font-family: var(--font-serif); font-weight: 500; font-size: clamp(2.4rem, 4.6vw, 3.6rem); line-height: 1; color: var(--paper); letter-spacing: -0.02em; margin-bottom: 1.3rem; }
.calc .result output.is-brass { color: var(--brass-light); }
.calc .result .narrative { font-size: 0.98rem; border-top: 1px solid var(--line-light); padding-top: 1rem; }
.calc .result .actions { margin-top: auto; padding-top: 1rem; display: flex; flex-wrap: wrap; gap: 0.6rem; }
.calc .result .btn-ghost { color: var(--paper); }
.unit { display: grid; grid-template-columns: 1fr auto; align-items: end; gap: 0.6rem; }
.unit em { font-style: normal; font-size: 0.9rem; color: var(--muted); padding-bottom: 0.8rem; }

.presets { display: flex; flex-wrap: wrap; gap: 0.4rem; }
.presets button { min-height: 40px; padding: 0.3rem 0.8rem; border: 1px solid var(--line-strong); background: transparent; cursor: pointer; font-weight: 600; }
.presets button[aria-pressed="true"] { background: var(--ink); color: var(--paper); border-color: var(--ink); }

.symptoms { display: grid; grid-template-columns: repeat(2, 1fr); gap: 0.8rem; }
.symptom { display: grid; grid-template-columns: auto 1fr; gap: 0.9rem; align-items: start; padding: 1.1rem 1.2rem; border: 1px solid var(--line-strong); background: var(--vellum); cursor: pointer; }
.symptom:has(input:checked) { border-color: var(--ink); box-shadow: inset 3px 0 0 var(--brass); }
.symptom input { margin-top: 0.35rem; }
.symptom strong { display: block; font-family: var(--font-serif); font-size: 1.15rem; color: var(--ink); margin-bottom: 0.2rem; }
.symptom span { font-size: 0.95rem; color: var(--muted); }
.readout { margin-top: 1.4rem; padding: 1.2rem 1.4rem; background: var(--ink); color: var(--paper); font-family: var(--font-serif); font-size: 1.25rem; line-height: 1.4; }

.sources { counter-reset: src; list-style: none; padding: 0; margin: 0; }
.sources li { counter-increment: src; display: grid; grid-template-columns: 2.4rem 1fr; gap: 0.8rem; padding: 1.2rem 0; border-top: 1px solid var(--line); }
.sources li::before { content: counter(src) "."; font-family: var(--font-serif); font-style: italic; font-size: 1.3rem; color: var(--brass-dark); }
.sources strong { display: block; color: var(--ink); }
.sources p { margin: 0.3rem 0; color: var(--muted); }

.faq dt { font-family: var(--font-serif); font-weight: 600; font-size: 1.3rem; color: var(--ink); padding-top: 1.2rem; border-top: 1px solid var(--line); }
.faq dd { margin: 0.4rem 0 1.2rem; color: var(--muted); max-width: 70ch; }

/* ---------- reveal on scroll (only when JS is running) ---------- */

.js [data-reveal] { opacity: 0; transform: translateY(18px); transition: opacity 0.7s ease, transform 0.7s cubic-bezier(0.2, 0.7, 0.2, 1); }
.js [data-reveal].is-in { opacity: 1; transform: none; }

[hidden] { display: none !important; }

/* ---------- responsive ---------- */

@media (max-width: 1100px) {
  .nav { gap: 1.1rem; }
  .logo-tag { display: none; }
  .hero-grid { grid-template-columns: 1fr; gap: 2.5rem; }
  .pipeline-card { max-width: 36rem; }
  .arch-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 980px) {
  .split, .stat-band, .feature-grid, .cta-grid, .market-block, .insight-grid, .practice-grid, .calc-grid, .offer, .article-grid, .calc { grid-template-columns: 1fr; }
  .calc form { border-right: 0; border-bottom: 1px solid var(--line-strong); }
  .feature-stack { grid-template-columns: 1fr 1fr; }
  .platform-card { grid-template-columns: 1fr; }
  .process { grid-template-columns: 1fr 1fr; }
  .foot-grid { grid-template-columns: 1fr 1fr; }
  .feature-grid > .work-card .cover { min-height: 300px; }
  .trust { grid-template-columns: repeat(3, 1fr); }
  .trust li:nth-child(3) { border-right: 0; }
  .trust li:nth-child(n + 4) { border-top: 1px solid var(--line-light); }
  .flow { grid-template-columns: 1fr; gap: 0.4rem; }
  .flow::before { left: 2.05rem; right: auto; top: 0; bottom: 0; width: 1px; height: auto; background: repeating-linear-gradient(to bottom, var(--brass) 0 6px, transparent 6px 11px); }
  .flow li { display: grid; grid-template-columns: 4.1rem 1fr; gap: 0 1.2rem; text-align: left; padding: 0 0 1rem; align-items: start; }
  .flow .node { margin: 0; grid-row: span 3; }
  .flow p { margin: 0; max-width: none; }
  .aside-card { position: static; }
  .metric-bar { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 900px) {
  .nav-toggle { display: inline-grid; }
  .nav {
    position: fixed;
    inset: 0;
    transform: translateY(-110%);
    transition: transform 0.3s ease;
    background: var(--ink);
    color: var(--paper);
    flex-direction: column;
    justify-content: center;
    align-items: flex-start;
    gap: 0.8rem;
    padding: 6rem 1.6rem 2rem;
  }
  .nav a { font-family: var(--font-serif); font-size: 2.1rem; font-weight: 500; }
  .nav.is-open { transform: none; }
  .site-header .nav { --focus: var(--brass-light); }
  .header-actions .btn { display: none; }
}

@media (max-width: 700px) {
  .wrap, .header-inner { width: min(var(--max), calc(100% - 2rem)); }
  .band { padding: 4rem 0; }
  .section-head { flex-direction: column; align-items: flex-start; }
  .trust { grid-template-columns: 1fr 1fr; }
  .trust li { border-right: 1px solid var(--line-light) !important; border-top: 1px solid var(--line-light); }
  .trust li:nth-child(2n) { border-right: 0 !important; }
  .trust li:last-child { grid-column: 1 / -1; border-right: 0 !important; }
  .process, .work-index, .model-grid, .role-grid, .feature-stack, .form-grid, .two-col-lists, .arch-grid, .symptoms, .checks, .foot-grid, .metric-bar { grid-template-columns: 1fr; }
  .arch-grid article, .process li { margin-right: 0; }
  .span-2 { grid-column: auto; }
  .hero { min-height: auto; padding-top: calc(var(--header-h) + 2.5rem); }
  .page-hero { padding: calc(var(--header-h) + 3rem) 0 3rem; }
  .practice { padding: 2rem 1.4rem 1.6rem; }
  .practice li { grid-template-columns: 1fr; gap: 0.1rem; }
  .steps li { grid-template-columns: 2rem 1fr; }
  .steps .tag { grid-column: 2; grid-row: auto; justify-self: start; margin-top: 0.3rem; }
  details.acc summary { grid-template-columns: 2.2rem 1fr auto; }
  details.acc .acc-body { padding-left: 0; }
  .frame-lines { inset: 0.6rem; }
  .ledger { background-image: repeating-linear-gradient(to bottom, transparent 0 2.15rem, rgba(11, 31, 58, 0.07) 2.15rem calc(2.15rem + 1px)); }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .marquee-track { animation: none; }
  .marquee-group[aria-hidden="true"] { display: none; }
  .marquee-group { flex-wrap: wrap; white-space: normal; }
  .steps li.is-ai::after, .flow li.is-ai .node::after { animation: none; }
  .js [data-reveal] { opacity: 1; transform: none; transition: none; }
  *, *::before, *::after { transition: none !important; }
}

@media (forced-colors: active) {
  .btn, .practice, .calc-card, .insight-card, .pipeline-card, .cover, .symptom, .form-panel { border: 1px solid CanvasText; }
  .hero-watermark, .page-hero .glyph { -webkit-text-stroke-color: CanvasText; }
  .eyebrow::before, .checklist li::before { background: CanvasText; }
}

@media print {
  .site-header, .site-footer, .marquee, .hero::before, .page-hero::before, .hero-actions, .calc .actions, .skip-link { display: none !important; }
  .page-hero, .band-ink, .calc .result { background: #fff !important; color: #000 !important; }
  .page-hero h1, .calc .result output { color: #000 !important; }
}

/* ---------- additions for inner pages ---------- */

.work-card h2, .insight-card h2 { font-size: 1.65rem; line-height: 1.15; letter-spacing: -0.01em; }
.work-card h2 { margin: 0.9rem 0 0.35rem; transition: color 0.2s ease; }
.work-card:hover h2 { color: var(--brass-dark); }
.insight-card h2 { margin: auto 0 0.7rem; font-size: 1.7rem; }
.insight-card:first-child h2 { color: var(--paper); }

.metric-bar { grid-template-columns: repeat(auto-fit, minmax(11rem, 1fr)); }

.process.three { grid-template-columns: repeat(3, minmax(0, 1fr)); }

.facts { margin: 1rem 0 0; display: grid; gap: 0.2rem; }
.facts dt { font-size: 0.72rem; font-weight: 700; letter-spacing: 0.16em; text-transform: uppercase; color: var(--muted); margin-top: 0.7rem; }
.facts dd { margin: 0; color: var(--ink); }

.principle-formula {
  margin: 0.4rem 0 1.4rem;
  padding: 1.2rem 0;
  border-top: 1px solid var(--line-light);
  border-bottom: 1px solid var(--line-light);
  font-family: var(--font-serif);
  font-style: italic;
  font-size: clamp(1.5rem, 2.6vw, 2.1rem);
  line-height: 1.3;
  color: var(--paper);
}
.principle-formula b { font-style: normal; font-weight: 400; color: var(--brass-light); margin: 0 0.2rem; }

.byline { margin-top: 1.4rem; font-family: var(--font-serif); font-style: italic; color: var(--on-dark); }

.cta-grid h2 { font-size: clamp(2.1rem, 4vw, 3.45rem); line-height: 1.04; }
.band-ink .cta-grid h2 { font-size: clamp(3rem, 6.4vw, 5.4rem); line-height: 0.98; }
.cta-grid .contact-line a { color: var(--ink); }
.band-ink .cta-grid .contact-line a { color: var(--paper); }
.cta-grid h3 { margin-top: 2rem; font-size: 1.3rem; }

.page-hero .btn + .btn { margin-left: 0.5rem; }

@media (max-width: 980px) {
  .process.three { grid-template-columns: 1fr; }
}

/* Covers keep their aspect ratio without forcing a minimum width on narrow screens. */
.work-card, .feature-stack > *, .work-index > *, .feature-grid > * { min-width: 0; }
@media (max-width: 700px) {
  .cover, .feature-grid > .work-card .cover { min-height: 0; aspect-ratio: 4 / 3; }
}
.field > span.unit { font-size: 1rem; font-weight: 400; letter-spacing: 0; text-transform: none; color: inherit; }
.calc input, .stake-card input { font-size: 1.15rem; }

.practice .numeral::before { content: attr(data-n); }

/* ---------- light ledger hero (procurement.munivera.com) ---------- */

.light-top .site-header:not(.is-scrolled) { color: var(--ink); --focus: var(--ink); }
.light-top .site-header:not(.is-scrolled) .logo-tag { color: var(--brass-dark); }

.hero.hero-ledger {
  --focus: var(--ink);
  color: var(--ink);
  background-color: var(--vellum);
  background-image:
    linear-gradient(to right, transparent 3.25rem, rgba(161, 51, 31, 0.22) 3.25rem, rgba(161, 51, 31, 0.22) calc(3.25rem + 1px), transparent calc(3.25rem + 1px)),
    repeating-linear-gradient(to bottom, transparent 0 2.15rem, rgba(11, 31, 58, 0.075) 2.15rem calc(2.15rem + 1px)),
    radial-gradient(90% 70% at 100% 0%, rgba(166, 132, 74, 0.12), transparent 60%);
}
.hero.hero-ledger::before { background-image: url("../img/guilloche-light.svg"); opacity: 0.55; }
.hero-ledger h1 { color: var(--ink); }
.hero-ledger .lede { color: var(--muted); }
.hero-ledger .eyebrow { color: var(--brass-dark); }
.hero-ledger .accent { color: var(--brass-dark); }
.hero-ledger .hero-watermark { -webkit-text-stroke-color: rgba(122, 94, 46, 0.3); }
.hero-ledger .frame-lines { border-color: rgba(11, 31, 58, 0.2); }
.hero-ledger .frame-lines::before { border-color: var(--ink); }
.hero-ledger .btn-ghost { color: var(--ink); }
.hero-ledger .btn-ghost:hover { background: var(--ink); color: var(--paper); border-color: var(--ink); }
.hero-ledger .trust { background: var(--ink); }

.stake-card {
  position: relative;
  background: var(--paper);
  border: 1px solid var(--line-strong);
  border-top: 3px solid var(--ink);
  padding: 1.5rem 1.5rem 1.2rem;
  box-shadow: 10px 10px 0 -1px var(--paper-deep), 10px 10px 0 0 var(--line-strong), 0 30px 60px -40px rgba(11, 31, 58, 0.55);
}
.stake-card h2 { margin: 0 0 1rem; font-family: var(--font-sans); font-size: 0.74rem; font-weight: 700; letter-spacing: 0.2em; text-transform: uppercase; color: var(--brass-dark); }
.stake-card form { display: grid; gap: 0.9rem; }
.stake-out { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; margin-top: 1.1rem; padding-top: 1rem; border-top: 1px solid var(--line-strong); }
.stake-out .label { margin: 0 0 0.2rem; font-size: 0.72rem; font-weight: 700; letter-spacing: 0.18em; text-transform: uppercase; color: var(--muted); }
.stake-out output { display: block; font-family: var(--font-serif); font-weight: 500; font-size: clamp(2.2rem, 4vw, 3rem); line-height: 1; letter-spacing: -0.02em; color: var(--ink); }
.stake-out output.is-brass { color: var(--brass-dark); }
.stake-card .narrative { margin: 0.9rem 0 0.4rem; font-size: 0.92rem; color: var(--muted); }
.stake-card .src { margin: 0; font-size: 0.82rem; color: var(--muted); }

.symptom-band .readout { margin-top: 1.4rem; }

/* ---------- ask an AI ---------- */

.ask-grid { display: grid; grid-template-columns: 0.85fr 1.15fr; gap: 3rem; align-items: start; }
.ask-panel { padding: 1.8rem 1.7rem 1.4rem; background: var(--paper); border: 1px solid var(--line-strong); border-top: 3px solid var(--brass); }
.ask-prompts { display: flex; flex-wrap: wrap; gap: 0.5rem; }
.ask-chip {
  min-height: 44px;
  padding: 0.5rem 0.95rem;
  border: 1px solid var(--line-strong);
  background: var(--vellum);
  color: var(--ink);
  font-family: var(--font-serif);
  font-style: italic;
  font-size: 1.02rem;
  text-align: left;
  cursor: pointer;
  transition: background 0.18s ease, color 0.18s ease, border-color 0.18s ease;
}
.ask-chip:hover { border-color: var(--ink); }
.ask-chip[aria-pressed="true"] { background: var(--ink); color: var(--paper); border-color: var(--ink); }
.ask-preview {
  margin: 1.2rem 0;
  padding: 1rem 1.1rem;
  border-left: 2px solid var(--brass);
  background: var(--vellum);
  font-size: 0.95rem;
  line-height: 1.5;
  color: var(--charcoal);
}
.ask-preview::before { content: "Question sent: "; font-weight: 700; color: var(--ink); }
.ask-providers { display: flex; flex-wrap: wrap; gap: 0.5rem; }
.ask-providers .btn { min-height: 46px; padding: 0.6rem 1rem; }
.ask-providers .btn::after { content: "↗"; }
.ask-panel .note { margin-top: 1rem; }

.ask-row { margin: 2.4rem 0 0; display: flex; flex-wrap: wrap; align-items: center; gap: 0.4rem 1.1rem; font-size: 0.95rem; }
.ask-row span:first-child { font-weight: 700; letter-spacing: 0.04em; color: var(--brass-light); }
.site-footer .ask-row a { text-decoration: underline; text-decoration-color: var(--brass); text-underline-offset: 0.22em; }
.ask-link::after { content: " ↗"; }

@media (max-width: 980px) {
  .ask-grid { grid-template-columns: 1fr; gap: 1.6rem; }
}