:root {
  --ink: #11110f;
  --paper: #f7f5f0;
  --white: #fff;
  --stone: #d9d4c9;
  --muted: #67645d;
  --accent: #9c6547;
  --accent-soft: #eadfd5;
  --line: rgba(17,17,15,.14);
  --max: 1240px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; background: var(--paper); color: var(--ink); font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif; line-height: 1.55; }
a { color: inherit; }
a:focus-visible, button:focus-visible { outline: 3px solid var(--accent); outline-offset: 4px; }
.skip { position: fixed; left: 1rem; top: -5rem; z-index: 100; background: var(--ink); color: white; padding: .75rem 1rem; }
.skip:focus { top: 1rem; }
.shell { width: min(calc(100% - 40px), var(--max)); margin-inline: auto; }

.site-header { position: sticky; top: 0; z-index: 20; background: rgba(247,245,240,.94); border-bottom: 1px solid var(--line); backdrop-filter: blur(14px); }
.nav { min-height: 76px; display: flex; align-items: center; justify-content: space-between; gap: 2rem; }
.brand { text-decoration: none; letter-spacing: .19em; font-size: 1rem; font-weight: 650; white-space: nowrap; }
.brand sup { color: var(--accent); font-size: .48rem; margin-left: .2rem; }
.nav-links { display: flex; align-items: center; gap: clamp(1rem, 2.2vw, 2rem); font-size: .82rem; text-transform: uppercase; letter-spacing: .11em; }
.nav-links a { text-decoration: none; padding-block: .35rem; border-bottom: 1px solid transparent; }
.nav-links a:hover, .nav-links a[aria-current="page"] { border-color: var(--ink); }
.menu-button { display: none; border: 1px solid var(--line); background: transparent; padding: .7rem; color: var(--ink); }

.hero { min-height: min(780px, calc(100svh - 76px)); display: grid; grid-template-columns: minmax(0, 1.18fr) minmax(340px, .82fr); border-bottom: 1px solid var(--line); }
.hero-copy { padding: clamp(5rem, 10vw, 9rem) clamp(1rem, 5vw, 5rem) clamp(4rem, 8vw, 7rem) max(20px, calc((100vw - var(--max)) / 2)); display: flex; flex-direction: column; justify-content: space-between; gap: 5rem; }
.eyebrow { margin: 0 0 1.5rem; color: var(--accent); text-transform: uppercase; letter-spacing: .17em; font-size: .74rem; font-weight: 700; }
h1, h2, h3 { font-family: Georgia, "Times New Roman", serif; font-weight: 400; line-height: .98; margin: 0; }
h1 { font-size: clamp(3.3rem, 8vw, 8.4rem); letter-spacing: -.055em; max-width: 10ch; }
.hero-intro { max-width: 610px; font-size: clamp(1.05rem, 1.7vw, 1.38rem); color: #37352f; }
.hero-art { position: relative; overflow: hidden; background: #161713; isolation: isolate; }
.hero-art::before { content: ""; position: absolute; inset: 8% -28% 13% 12%; border: 1px solid rgba(255,255,255,.33); border-radius: 50% 42% 45% 50%; transform: rotate(-19deg); }
.hero-art::after { content: ""; position: absolute; width: 55%; aspect-ratio: 1; right: 8%; bottom: 7%; background: var(--accent); border-radius: 50%; mix-blend-mode: screen; opacity: .72; }
.architectural-lines { position: absolute; inset: 0; background: repeating-linear-gradient(90deg, transparent 0 19.7%, rgba(255,255,255,.09) 20%), linear-gradient(145deg, transparent 0 51%, rgba(255,255,255,.12) 51.15% 51.5%, transparent 51.65%); }
.art-label { position: absolute; left: 10%; bottom: 9%; color: white; z-index: 2; max-width: 18rem; text-transform: uppercase; letter-spacing: .12em; font-size: .72rem; }

.section { padding: clamp(4.5rem, 9vw, 8.5rem) 0; border-bottom: 1px solid var(--line); }
.section-heading { display: grid; grid-template-columns: .55fr 1.45fr; gap: 3rem; margin-bottom: clamp(3rem, 6vw, 5.5rem); }
.section-heading h2 { font-size: clamp(2.6rem, 5.5vw, 5.4rem); letter-spacing: -.045em; max-width: 11ch; }
.section-heading p { margin: 0; max-width: 650px; font-size: 1.08rem; color: var(--muted); align-self: end; }
.solution-grid { display: grid; grid-template-columns: repeat(3, minmax(0,1fr)); border-top: 1px solid var(--line); }
.solution { padding: 2rem 2rem 3rem 0; border-right: 1px solid var(--line); min-height: 250px; }
.solution + .solution { padding-left: 2rem; }
.solution:last-child { border-right: 0; }
.index { display: block; color: var(--accent); margin-bottom: 3rem; font-size: .75rem; letter-spacing: .1em; }
.solution h3 { font-size: 2rem; line-height: 1.08; margin-bottom: 1rem; }
.solution p { color: var(--muted); margin: 0; }

.statement { background: var(--ink); color: var(--white); }
.statement .shell { display: grid; grid-template-columns: 1.4fr .6fr; gap: 4rem; align-items: end; }
.statement h2 { font-size: clamp(3rem, 7vw, 7rem); letter-spacing: -.05em; max-width: 11ch; }
.statement p { color: #cbc7bd; max-width: 440px; }
.cta { display: inline-flex; align-items: center; gap: .8rem; width: fit-content; padding: .9rem 1.25rem; border: 1px solid currentColor; text-decoration: none; text-transform: uppercase; letter-spacing: .12em; font-size: .72rem; transition: background .2s, color .2s; }
.cta:hover { background: var(--white); color: var(--ink); }
.cta.dark:hover { background: var(--ink); color: var(--white); }

.page-hero { padding: clamp(5rem, 10vw, 9rem) 0 clamp(4rem, 8vw, 7rem); border-bottom: 1px solid var(--line); }
.page-hero h1 { max-width: 13ch; font-size: clamp(3.2rem, 7.2vw, 7.2rem); }
.page-hero .lede { max-width: 760px; margin: 2rem 0 0; font-size: clamp(1.08rem, 1.7vw, 1.35rem); color: var(--muted); }
.document { display: grid; grid-template-columns: 260px minmax(0, 760px); gap: clamp(2rem, 8vw, 8rem); align-items: start; }
.document-nav { position: sticky; top: 112px; font-size: .82rem; }
.document-nav strong { display: block; text-transform: uppercase; letter-spacing: .12em; margin-bottom: 1rem; }
.document-nav a { display: block; color: var(--muted); text-decoration: none; padding: .38rem 0; }
.document-nav a:hover { color: var(--ink); }
.document-body section { scroll-margin-top: 115px; margin-bottom: 3.8rem; }
.document-body h2 { font-size: clamp(2rem, 3.5vw, 3rem); line-height: 1.08; margin-bottom: 1.2rem; }
.document-body h3 { font-family: inherit; font-weight: 700; font-size: 1rem; line-height: 1.4; margin: 2rem 0 .7rem; }
.document-body p, .document-body li { color: #49463f; }
.document-body ul { padding-left: 1.2rem; }
.notice { border-left: 3px solid var(--accent); background: var(--accent-soft); padding: 1.2rem 1.4rem; margin: 2rem 0; }
.notice p { margin: 0; color: var(--ink); }
.meta-row { display: flex; flex-wrap: wrap; gap: .8rem 2rem; color: var(--muted); font-size: .84rem; margin-top: 2rem; }

.core-grid { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); gap: 1px; background: var(--line); border: 1px solid var(--line); }
.core-card { background: var(--paper); padding: clamp(1.5rem, 4vw, 3rem); min-height: 230px; }
.core-card h2 { font-size: 2.1rem; margin-bottom: 1rem; }
.core-card p { color: var(--muted); }
.security-note { display: grid; grid-template-columns: 1fr 1fr; gap: 3rem; background: var(--accent-soft); padding: clamp(2rem,5vw,4.5rem); }
.security-note h2 { font-size: clamp(2.4rem,5vw,4.5rem); }

.site-footer { background: var(--ink); color: white; padding: 4rem 0 2rem; }
.footer-grid { display: grid; grid-template-columns: 1.4fr .6fr .6fr; gap: 3rem; }
.footer-brand { font-family: Georgia, serif; font-size: clamp(2.6rem,5vw,4.8rem); letter-spacing: -.04em; }
.footer-title { color: #9d998f; text-transform: uppercase; letter-spacing: .12em; font-size: .7rem; }
.footer-links { display: grid; gap: .55rem; }
.footer-links a { color: #efede7; text-decoration: none; }
.footer-bottom { display: flex; justify-content: space-between; gap: 2rem; border-top: 1px solid rgba(255,255,255,.18); margin-top: 4rem; padding-top: 1.5rem; color: #9d998f; font-size: .75rem; }

@media (max-width: 850px) {
  .menu-button { display: block; }
  .nav-links { display: none; position: absolute; top: 76px; inset-inline: 0; padding: 1.5rem 20px 2rem; background: var(--paper); border-bottom: 1px solid var(--line); flex-direction: column; align-items: flex-start; }
  .nav-links.open { display: flex; }
  .hero { grid-template-columns: 1fr; }
  .hero-copy { min-height: 610px; padding-inline: 20px; }
  .hero-art { min-height: 430px; }
  .section-heading, .statement .shell, .document, .security-note { grid-template-columns: 1fr; }
  .document-nav { position: static; border-bottom: 1px solid var(--line); padding-bottom: 1.5rem; }
  .solution-grid { grid-template-columns: 1fr; }
  .solution, .solution + .solution { padding: 2rem 0; border-right: 0; border-bottom: 1px solid var(--line); min-height: auto; }
  .core-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .footer-brand { grid-column: 1/-1; }
}

@media (max-width: 520px) {
  .shell { width: min(calc(100% - 28px), var(--max)); }
  .hero-copy { padding-inline: 14px; }
  h1 { font-size: clamp(3rem, 16vw, 5.2rem); }
  .footer-grid { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition-duration: .01ms !important; }
}