/* 01 Tokens & Reset */
:root {
  --color-ink: #1d2024;
  --color-oxblood: #422e33;
  --color-oxblood-soft: #62444b;
  --color-slate: #52615f;
  --color-bronze: #a77b52;
  --color-paper: #f1ece4;
  --color-surface: #fbf8f2;
  --color-line: #d3ccc1;
  --color-muted: #71706c;
  --color-mist: #dee2de;
  --color-white: #fff;
  --font-sans: ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --font-editorial: Georgia, "Times New Roman", serif;
  --step--1: clamp(.78rem, .74rem + .18vw, .88rem);
  --step-0: clamp(.95rem, .9rem + .25vw, 1.08rem);
  --step-1: clamp(1.15rem, 1.02rem + .55vw, 1.45rem);
  --step-2: clamp(1.45rem, 1.2rem + 1vw, 2rem);
  --step-3: clamp(2rem, 1.45rem + 2.1vw, 3.3rem);
  --step-4: clamp(2.7rem, 1.7rem + 3.8vw, 5.25rem);
  --space-xs: .5rem;
  --space-sm: .8rem;
  --space-md: 1.25rem;
  --space-lg: clamp(1.6rem, 2.7vw, 2.8rem);
  --space-xl: clamp(3.5rem, 7vw, 7.5rem);
  --container: 88rem;
  --border: 1px solid var(--color-line);
  --radius: 2px;
  --shadow: 0 20px 60px rgba(29, 32, 36, .08);
  --transition: 180ms ease;
}
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; color: var(--color-ink); background: var(--color-surface); font-family: var(--font-sans); font-size: var(--step-0); line-height: 1.65; }
img, svg { display: block; max-width: 100%; }
button, input { font: inherit; }
a { color: inherit; }
[hidden] { display: none !important; }

/* 02 Base */
h1, h2, h3, p { margin-top: 0; }
h1, h2, h3 { line-height: 1.08; letter-spacing: -.025em; }
h1 { margin-bottom: var(--space-lg); font-weight: 620; }
h2 { font-size: var(--step-3); font-weight: 600; }
h3 { font-size: var(--step-1); font-weight: 650; }
p:last-child { margin-bottom: 0; }
section[id], #top { scroll-margin-top: 6.5rem; }
.eyebrow { margin-bottom: var(--space-sm); color: var(--color-oxblood-soft); font-size: .72rem; font-weight: 750; letter-spacing: .15em; line-height: 1.35; text-transform: uppercase; }
.tag-list { display: flex; flex-wrap: wrap; gap: .45rem; margin: var(--space-md) 0 0; padding: 0; list-style: none; }
.tag-list li { border-top: 2px solid var(--color-bronze); color: var(--color-muted); font-size: .74rem; letter-spacing: .06em; padding-top: .25rem; text-transform: uppercase; }

/* 03 Accessibility */
.skip-link { position: fixed; top: .5rem; left: .5rem; z-index: 1000; padding: .7rem 1rem; color: var(--color-white); background: var(--color-oxblood); transform: translateY(-150%); }
.skip-link:focus { transform: translateY(0); }
:focus-visible { outline: 3px solid var(--color-bronze); outline-offset: 3px; }

/* 04 Layout */
.container { width: min(calc(100% - 2rem), var(--container)); margin-inline: auto; }
.section { padding-block: var(--space-xl); }
.section-heading { display: grid; grid-template-columns: minmax(9rem, 2fr) minmax(0, 5fr) minmax(15rem, 4fr); gap: var(--space-lg); align-items: start; margin-bottom: clamp(2.5rem, 5vw, 5rem); }
.section-heading h2 { margin-bottom: 0; }
.section-heading > p:last-child { max-width: 58ch; color: var(--color-muted); }

/* 05 Header */
.site-header { position: sticky; top: 0; z-index: 50; border-bottom: var(--border); background: rgba(251, 248, 242, .96); backdrop-filter: blur(14px); }
.header-inner { display: flex; min-height: 5rem; align-items: center; justify-content: space-between; gap: 1.5rem; }
.brand { flex: 0 0 auto; }
.brand img { width: min(15rem, 48vw); }
.primary-nav { display: flex; align-items: center; gap: clamp(.7rem, 1.4vw, 1.6rem); }
.primary-nav a { padding-block: .6rem; color: var(--color-slate); font-size: clamp(.73rem, .68rem + .12vw, .84rem); font-weight: 650; text-decoration: none; }
.primary-nav a:hover { color: var(--color-oxblood); }
.menu-toggle { display: none; border: 0; color: var(--color-ink); background: transparent; cursor: pointer; }
.menu-icon, .menu-icon::before, .menu-icon::after { display: block; width: 1.4rem; height: 2px; background: currentColor; content: ""; }
.menu-icon { position: relative; margin-left: .7rem; }
.menu-icon::before { position: absolute; top: -.4rem; }
.menu-icon::after { position: absolute; top: .4rem; }

/* 06 Hero */
.hero { height: auto; padding-block: clamp(3.5rem, 8vw, 7.5rem); background: linear-gradient(90deg, var(--color-paper) 0 .5rem, transparent .5rem); }
.hero-content { width: 100%; }
.hero-kicker { display: flex; align-items: center; gap: 1rem; margin-bottom: clamp(1.5rem, 3vw, 2.75rem); }
.hero-kicker .eyebrow { margin-bottom: 0; }
.section-mark { flex: 0 0 auto; }
.hero h1 { max-width: 1000px; font-size: clamp(3rem, 5.5vw, 6rem); line-height: 1.01; }
.hero-intro { max-width: 700px; color: var(--color-slate); font-family: var(--font-editorial); font-size: var(--step-1); }
.hero-action-row { display: flex; flex-wrap: wrap; align-items: center; gap: 1rem clamp(1.5rem, 3vw, 3rem); margin-top: clamp(1.75rem, 3vw, 2.75rem); padding-top: var(--space-lg); border-top: 4px solid var(--color-oxblood); }
.hero-buttons { display: flex; flex-wrap: wrap; gap: .75rem; }
.hero-buttons .button { min-width: 13rem; }
.button { display: inline-flex; min-height: 2.9rem; align-items: center; justify-content: center; padding: .72rem 1rem; border: 1px solid var(--color-oxblood); border-radius: var(--radius); font-size: .8rem; font-weight: 750; letter-spacing: .03em; line-height: 1.2; text-align: center; text-decoration: none; transition: background var(--transition), color var(--transition); }
.button-primary { color: var(--color-white); background: var(--color-oxblood); }
.button-primary:hover { background: var(--color-oxblood-soft); }
.button-secondary { color: var(--color-oxblood); background: transparent; }
.button-secondary:hover { background: var(--color-paper); }
.scope-line { margin: 0; color: var(--color-muted); font-size: .74rem; }

/* 07 Oversight Board */
.oversight-board { margin-top: clamp(3rem, 6vw, 6rem); border: var(--border); background: var(--color-white); box-shadow: var(--shadow); }
.board-heading { display: flex; align-items: flex-start; justify-content: space-between; gap: 1rem; padding: 1.1rem 1.3rem; border-bottom: var(--border); }
.board-heading .eyebrow { margin: 0; }
.margin-signals { display: flex; flex-wrap: wrap; justify-content: flex-end; gap: .6rem 1.2rem; color: var(--color-muted); font-size: .66rem; letter-spacing: .08em; text-transform: uppercase; }
.margin-signals span::before { display: inline-block; width: .35rem; height: .35rem; margin-right: .4rem; background: var(--color-bronze); content: ""; }
.board-columns { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); grid-auto-rows: auto; }
.board-columns article { min-width: 0; min-height: 15rem; padding: clamp(1.2rem, 3vw, 3rem); border-right: var(--border); background-image: linear-gradient(90deg, transparent 20%, rgba(211,204,193,.35) 20%, rgba(211,204,193,.35) calc(20% + 1px), transparent calc(20% + 1px)); }
.board-columns article:last-child { border-right: 0; }
.board-number, .domain-number { color: var(--color-bronze); font-size: .72rem; font-weight: 800; letter-spacing: .1em; text-transform: uppercase; }
.board-columns h2 { margin: 3rem 0 1.2rem; font-size: var(--step-2); text-transform: uppercase; }
.board-columns p { margin: .2rem 0; color: var(--color-muted); font-size: var(--step--1); }

/* 08 Governance View */
.governance-view { padding-block: 2.5rem; color: var(--color-paper); background: var(--color-oxblood); }
.strip-title { margin-bottom: 1.6rem; font-size: .72rem; letter-spacing: .16em; text-transform: uppercase; }
.view-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); }
.view-grid article { min-width: 0; padding: .5rem clamp(1rem, 2vw, 2rem); border-left: 1px solid rgba(241,236,228,.25); }
.view-grid article:first-child { padding-left: 0; border-left: 0; }
.view-grid span { color: var(--color-bronze); font-size: .7rem; }
.view-grid h3 { margin: .8rem 0; font-size: 1rem; }
.view-grid p { color: #d8d1c8; font-size: .86rem; }

/* 09 Governance Domains */
.governance-grid { display: grid; grid-template-columns: repeat(12, minmax(0, 1fr)); grid-auto-rows: auto; gap: clamp(1rem, 2vw, 2rem); align-items: start; }
.domain { min-width: 0; height: auto; padding: clamp(1.5rem, 3vw, 3rem); border-top: 5px solid var(--color-oxblood); background: var(--color-paper); }
.domain h3 { max-width: 25ch; margin: 1.5rem 0; font-size: var(--step-2); }
.domain p { max-width: 65ch; color: var(--color-slate); }
.domain-one { grid-column: 1 / 6; }
.domain-two { grid-column: 6 / 13; background: var(--color-mist); }
.domain-three { grid-column: 1 / 7; }
.domain-four { grid-column: 7 / 13; background: #eee7df; }

/* 10 Mandates Meet */
.connection-section { background: var(--color-paper); }
.connection-grid { display: grid; grid-template-columns: 5fr 7fr; gap: clamp(2rem, 6vw, 7rem); }
.connection-grid .section-heading { display: block; margin-bottom: 0; }
.connection-grid .section-heading h2 { margin-bottom: 1.5rem; }
.convergence { position: relative; display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); grid-auto-rows: auto; gap: 2rem; padding: 1.5rem; }
.convergence::before, .convergence::after { position: absolute; background: var(--color-line); content: ""; }
.convergence::before { top: 50%; right: 10%; left: 10%; height: 1px; }
.convergence::after { top: 10%; bottom: 10%; left: 50%; width: 1px; }
.convergence article { position: relative; min-width: 0; padding: 1.4rem; background: var(--color-surface); }
.convergence article h3 { font-size: 1rem; }
.convergence article p { color: var(--color-muted); font-size: .88rem; }
.convergence-marker { position: absolute; top: calc(50% - .4rem); left: calc(50% - .4rem); width: .8rem; height: .8rem; border: 2px solid var(--color-surface); background: var(--color-bronze); }

/* 11 Mandate Sequence */
.mandate-section { background: var(--color-ink); color: var(--color-paper); }
.mandate-section .section-heading > p:last-child { color: #bbb8b2; }
.mandate-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); grid-auto-rows: auto; border-top: 1px solid #4a4c4e; border-left: 1px solid #4a4c4e; }
.mandate-grid article { min-width: 0; height: auto; padding: clamp(1.4rem, 3vw, 3rem); border-right: 1px solid #4a4c4e; border-bottom: 1px solid #4a4c4e; }
.mandate-grid span { color: var(--color-bronze); font-family: var(--font-editorial); }
.mandate-grid h3 { margin: 2.5rem 0 1rem; }
.mandate-grid p { color: #bbb8b2; }

/* 12 Reference Council */
.profile-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); grid-auto-rows: auto; gap: 1.25rem; }
.profile { min-width: 0; height: auto; padding: clamp(1.3rem, 2.4vw, 2.4rem); border: var(--border); border-top: 4px solid var(--color-bronze); background: var(--color-white); }
.profile:nth-child(3) { border-radius: 0 0 1.5rem 0; }
.profile-head { display: flex; gap: 1rem; align-items: center; margin-bottom: 1.5rem; }
.avatar { display: grid; flex: 0 0 auto; width: 3rem; height: 3rem; place-items: center; color: var(--color-white); background: var(--color-oxblood); font-size: .78rem; font-weight: 800; }
.profile-label { margin-bottom: .25rem; color: var(--color-bronze); font-size: .68rem; font-weight: 800; letter-spacing: .1em; text-transform: uppercase; }
.profile-head h3 { margin: 0; }
.profile-meta { color: var(--color-slate); font-family: var(--font-editorial); font-weight: 700; }
.profile-context { padding-top: 1rem; border-top: var(--border); color: var(--color-muted); font-size: .82rem; }
.research-profile { border-top-color: var(--color-slate); background: #f2f3ef; }
.research-profile .avatar { color: var(--color-ink); background: var(--color-mist); }
.research-profile .profile-label { color: var(--color-slate); }
.contact-alt { background: #f7f1e9; }
.research-alt { border-radius: 0 0 0 1.5rem; background: var(--color-mist); }
.email-row { display: flex; flex-wrap: wrap; align-items: center; gap: .65rem; margin-top: 1.2rem; }
.email-row a { min-width: 0; overflow-wrap: anywhere; color: var(--color-oxblood); font-size: .82rem; font-weight: 700; }
.copy-email { min-height: 2.6rem; padding: .5rem .8rem; border: 1px solid var(--color-oxblood); color: var(--color-oxblood); background: transparent; cursor: pointer; }
.copy-status { width: 100%; min-height: 1.2em; color: var(--color-slate); font-size: .72rem; }
.contact-clarification { margin-top: 1.5rem; padding: clamp(1.4rem, 3vw, 2.5rem); border-left: 5px solid var(--color-bronze); background: var(--color-paper); }
.contact-clarification h3 { font-size: 1rem; }

/* 13 Independence */
.independence { color: var(--color-paper); background: var(--color-slate); }
.independence-grid { display: grid; grid-template-columns: 5fr 7fr; gap: clamp(2rem, 6vw, 7rem); }
.independence .section-heading { display: block; margin: 0; }
.independence .eyebrow { color: #e8c29f; }
.independence .section-heading > p:last-child, .scope-content { color: #e0e3df; }
.scope-content { columns: 2; column-gap: 2.5rem; }
.scope-content p { break-inside: avoid; }

/* 14 Practice Dossiers */
.dossiers-section { background: var(--color-paper); }
.dossier-list { display: grid; gap: .8rem; }
.dossier { min-width: 0; height: auto; border: var(--border); background: var(--color-surface); }
.dossier details { height: auto; }
.dossier summary { display: flex; min-height: 5rem; align-items: center; justify-content: space-between; gap: 1rem; padding: 1rem clamp(1rem, 2.5vw, 2rem); cursor: pointer; font-size: var(--step-1); font-weight: 650; list-style: none; }
.dossier summary::-webkit-details-marker { display: none; }
.dossier summary small { display: block; margin-bottom: .35rem; color: var(--color-bronze); font-size: .68rem; letter-spacing: .1em; text-transform: uppercase; }
.summary-signal { position: relative; flex: 0 0 auto; width: 1rem; height: 1rem; }
.summary-signal::before, .summary-signal::after { position: absolute; top: 50%; left: 0; width: 100%; height: 1px; background: var(--color-oxblood); content: ""; }
.summary-signal::after { transform: rotate(90deg); transition: transform var(--transition); }
details[open] .summary-signal::after { transform: rotate(0); }
.dossier-body { padding: 0 clamp(1rem, 2.5vw, 2rem) 2rem; border-top: var(--border); }
.dossier-body > p:first-child { padding-top: 1.5rem; }
.dossier-body p { max-width: 80ch; color: var(--color-slate); }

/* 15 Search */
.search-panel { margin-bottom: 2rem; padding: clamp(1.2rem, 3vw, 2.2rem); color: var(--color-white); background: var(--color-oxblood); }
.search-panel label { display: block; margin-bottom: .7rem; font-size: .78rem; font-weight: 750; letter-spacing: .08em; text-transform: uppercase; }
.search-controls { display: flex; gap: .7rem; }
.search-controls input { width: 100%; min-width: 0; min-height: 3.2rem; padding: .75rem 1rem; border: 1px solid #9d8f90; color: var(--color-ink); background: var(--color-white); }
.search-controls button { flex: 0 0 auto; min-height: 3.2rem; padding: .7rem 1rem; border: 1px solid var(--color-paper); color: var(--color-paper); background: transparent; cursor: pointer; }
.search-meta { margin: .7rem 0 0; color: #d8d1c8; font-size: .8rem; }
.no-results { margin: 1rem 0 0; padding: 1rem; color: var(--color-ink); background: var(--color-paper); }

/* 16 About */
.about-grid { display: grid; grid-template-columns: 5fr 7fr; gap: clamp(2rem, 6vw, 7rem); }
.about-grid .section-heading { display: block; margin: 0; }
.about-copy { padding-left: clamp(1rem, 3vw, 3rem); border-left: 1px solid var(--color-bronze); }
.about-copy p:first-child { font-family: var(--font-editorial); font-size: var(--step-1); }

/* 17 Oversight Principles */
.principles-section { border-top: var(--border); }
.principles-grid { display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); grid-auto-rows: auto; border-top: 1px solid var(--color-ink); }
.principles-grid article { min-width: 0; height: auto; padding: 1.5rem clamp(.8rem, 1.7vw, 1.6rem); border-left: var(--border); }
.principles-grid article:first-child { border-left: 0; }
.principles-grid span { color: var(--color-bronze); font-size: .72rem; }
.principles-grid h3 { margin: 2rem 0 1rem; font-size: 1rem; }
.principles-grid p { color: var(--color-muted); font-size: .82rem; }

/* 18 Final CTA */
.final-cta { background: var(--color-oxblood); }
.cta-field { position: relative; display: grid; grid-template-columns: minmax(0, 7fr) minmax(14rem, 3fr); gap: var(--space-lg); padding: clamp(2rem, 5vw, 5rem); border-left: 7px solid var(--color-bronze); color: var(--color-ink); background: var(--color-paper); }
.cta-field h2 { max-width: 22ch; }
.cta-field p:not(.eyebrow) { max-width: 64ch; color: var(--color-slate); }
.cta-actions { display: grid; align-content: center; gap: .8rem; }
.cta-signal { position: absolute; top: 1rem; right: 1rem; width: .7rem; height: .7rem; background: var(--color-slate); box-shadow: -1rem 1rem 0 var(--color-slate); }

/* 19 Footer */
.site-footer { padding-block: 3rem; color: #ded8d0; background: var(--color-ink); }
.footer-grid { display: grid; grid-template-columns: 5fr 4fr 3fr; gap: 2rem; align-items: start; }
.footer-brand { display: flex; gap: 1rem; }
.footer-brand img { filter: brightness(0) invert(1); }
.footer-brand p { margin: .25rem 0; font-size: .82rem; }
.footer-brand small { color: #9fa09c; }
.site-footer nav { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: .5rem; }
.site-footer a { font-size: .82rem; text-decoration: none; }
.footer-meta { text-align: right; }
.footer-meta p { margin-top: 1rem; color: #9fa09c; font-size: .76rem; }

/* 20 Reveal */
.js-enabled .reveal { opacity: 0; transform: translateY(18px); transition: opacity 600ms ease, transform 600ms ease; }
.js-enabled .reveal.is-visible { opacity: 1; transform: none; }

/* 21 Responsive */
@media (max-width: 1279px) {
  .primary-nav { gap: .7rem; }
  .primary-nav a { font-size: .7rem; }
  .profile-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .principles-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .principles-grid article:nth-child(4) { border-left: 0; }
}
@media (max-width: 1023px) {
  .menu-toggle { display: flex; align-items: center; min-height: 2.75rem; }
  .primary-nav { position: absolute; top: 100%; right: 0; left: 0; display: none; padding: 1rem max(1rem, calc((100% - var(--container)) / 2)); border-bottom: var(--border); background: var(--color-surface); box-shadow: var(--shadow); }
  .primary-nav.is-open { display: grid; }
  .primary-nav a { min-height: 2.75rem; padding: .7rem 1rem; font-size: .9rem; }
  .board-columns { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .board-columns article:nth-child(2) { border-right: 0; }
  .board-columns article:nth-child(-n + 2) { border-bottom: var(--border); }
  .section-heading { grid-template-columns: 1fr 2fr; }
  .section-heading > p:last-child { grid-column: 2; }
  .governance-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .domain-one, .domain-two, .domain-three, .domain-four { grid-column: auto; }
  .mandate-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .view-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1.5rem 0; }
  .view-grid article:nth-child(3) { border-left: 0; padding-left: 0; }
  .connection-grid, .independence-grid, .about-grid { grid-template-columns: 1fr; }
  .scope-content { columns: 1; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .footer-meta { grid-column: 1 / -1; text-align: left; }
}
@media (max-width: 767px) {
  .container { width: min(calc(100% - 1.25rem), var(--container)); }
  .section { padding-block: clamp(3.2rem, 14vw, 5rem); }
  .header-inner { min-height: 4.25rem; }
  .hero { background: linear-gradient(90deg, var(--color-paper) 0 .35rem, transparent .35rem); }
  .hero h1 { font-size: clamp(2.7rem, 13vw, 4.4rem); }
  .hero-kicker { align-items: flex-start; }
  .hero-action-row { align-items: stretch; flex-direction: column; }
  .hero-buttons { display: grid; grid-template-columns: 1fr; }
  .hero-buttons .button { width: 100%; min-width: 0; }
  .section-heading { display: block; }
  .section-heading h2 { margin-bottom: 1rem; }
  .board-heading { display: block; }
  .margin-signals { justify-content: flex-start; margin-top: 1rem; }
  .board-columns { grid-template-columns: 1fr; }
  .board-columns article, .board-columns article:nth-child(2) { min-height: 0; border-right: 0; border-bottom: var(--border); }
  .board-columns article:last-child { border-bottom: 0; }
  .board-columns h2 { margin-top: 1.5rem; }
  .view-grid, .governance-grid, .mandate-grid, .profile-grid, .principles-grid, .cta-field, .footer-grid { grid-template-columns: 1fr; }
  .view-grid article, .view-grid article:nth-child(3) { padding: 1rem 0; border-left: 0; border-top: 1px solid rgba(241,236,228,.25); }
  .view-grid article:first-child { border-top: 0; }
  .convergence { grid-template-columns: 1fr; padding: 0; }
  .convergence::before, .convergence::after, .convergence-marker { display: none; }
  .principles-grid article, .principles-grid article:nth-child(4) { border-left: 0; border-bottom: var(--border); }
  .cta-field { padding: 2rem 1.25rem; }
  .search-controls { display: grid; }
  .footer-meta { grid-column: auto; }
  .site-footer nav { grid-template-columns: 1fr; }
}
@media (max-width: 374px) {
  h1 { font-size: 2.35rem; }
  .header-inner { gap: .5rem; }
  .brand img { width: 10.75rem; }
  .menu-label { position: absolute; width: 1px; height: 1px; overflow: hidden; clip-path: inset(50%); }
  .profile, .domain, .mandate-grid article { padding: 1.15rem; }
  .email-row { align-items: flex-start; flex-direction: column; }
}

/* 22 Reduced Motion */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { scroll-behavior: auto !important; transition-duration: .01ms !important; animation-duration: .01ms !important; animation-iteration-count: 1 !important; }
  .js-enabled .reveal { opacity: 1; transform: none; }
}