/* Elevated. One column of content on a pale stone ground; contour lines are the only ornament.
   System fonts only: the site loads nothing from any other host. */
:root {
  --bg: #f4f6f5;
  --surface: #ffffff;
  --fg: #14201c;
  --muted: #4b5954;
  --line: #d9e1de;
  --accent: #1c6a56;
  --accent-soft: #e2eee9;
  --contour: #1c6a56;

  --font-sans: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --font-mono: ui-monospace, "SF Mono", Menlo, Consolas, "Liberation Mono", monospace;

  --step--1: 0.875rem;
  --step-0: 1rem;
  --step-1: 1.1875rem;
  --step-2: 1.5rem;
  --step-3: clamp(2rem, 1.35rem + 2.6vw, 3.25rem);

  --wrap: 68rem;
  --radius: 14px;
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #0d1311;
    --surface: #141c19;
    --fg: #e3eae7;
    --muted: #a2b0aa;
    --line: #26322e;
    --accent: #6cc6ab;
    --accent-soft: #17302a;
    --contour: #6cc6ab;
    color-scheme: dark;
  }
}
:root[data-theme="dark"] {
  --bg: #0d1311;
  --surface: #141c19;
  --fg: #e3eae7;
  --muted: #a2b0aa;
  --line: #26322e;
  --accent: #6cc6ab;
  --accent-soft: #17302a;
  --contour: #6cc6ab;
  color-scheme: dark;
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }
body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font: 400 var(--step-0)/1.6 var(--font-sans);
  text-rendering: optimizeLegibility;
}
img, svg { max-width: 100%; }
a { color: var(--accent); text-underline-offset: 0.18em; text-decoration-thickness: 1px; }
a:hover { text-decoration-thickness: 2px; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; border-radius: 4px; }
h1, h2, h3 { text-wrap: balance; margin: 0; line-height: 1.15; letter-spacing: -0.02em; }
p { margin: 0; }

.skip {
  position: absolute; left: -999px; top: 0;
  background: var(--surface); color: var(--fg); padding: 8px 12px;
}
.skip:focus { left: max(16px, env(safe-area-inset-left, 0px)); top: 8px; z-index: 20; }

.wrap {
  max-width: var(--wrap);
  margin-inline: auto;
  padding-left: max(16px, env(safe-area-inset-left, 0px));
  padding-right: max(16px, env(safe-area-inset-right, 0px));
}
@media (min-width: 720px) {
  .wrap {
    padding-left: max(32px, env(safe-area-inset-left, 0px));
    padding-right: max(32px, env(safe-area-inset-right, 0px));
  }
}

/* Header */
.site-header .wrap {
  display: flex; align-items: center; justify-content: space-between; gap: 16px;
  padding-block: 20px; flex-wrap: wrap;
}
.brand {
  display: inline-flex; align-items: center; gap: 10px;
  color: var(--fg); text-decoration: none;
  font-weight: 650; font-size: var(--step-1); letter-spacing: -0.01em;
}
.brand svg { width: 28px; height: 28px; flex: none; }
.site-nav { display: flex; gap: 4px 20px; flex-wrap: wrap; font-size: var(--step--1); }
.site-nav a { color: var(--muted); text-decoration: none; padding-block: 4px; }
.site-nav a:hover { color: var(--fg); }
@media (max-width: 479px) { .site-nav .optional { display: none; } }

/* Hero */
.hero .wrap {
  display: grid; gap: 32px; align-items: center;
  padding-block: 40px 56px;
}
@media (min-width: 860px) {
  .hero .wrap { grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr); padding-block: 64px 88px; }
}
.hero-copy { display: grid; gap: 20px; min-width: 0; }
.eyebrow {
  font-size: var(--step--1); font-weight: 600; letter-spacing: 0.08em; text-transform: uppercase;
  color: var(--accent);
}
.hero h1 { font-size: var(--step-3); font-weight: 680; max-width: 20ch; }
.lede { font-size: var(--step-1); color: var(--muted); max-width: 52ch; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; padding-top: 4px; }
.button {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 11px 18px; border-radius: 999px;
  background: var(--accent); color: var(--bg);
  font-weight: 600; text-decoration: none; font-size: var(--step--1);
}
.button:hover { text-decoration: none; filter: brightness(1.08); }
.button.ghost { background: transparent; color: var(--fg); box-shadow: inset 0 0 0 1px var(--line); }
.hero-art { min-width: 0; }
.hero-art svg { display: block; width: 100%; height: auto; max-width: 30rem; margin-inline: auto; }
@media (max-width: 859px) { .hero-art svg { max-width: 17rem; margin-inline: 0 auto; } .hero .wrap { gap: 8px; } }
.contours ellipse { fill: none; stroke: var(--contour); }
.contours text {
  fill: var(--muted); font: 500 11px var(--font-mono); letter-spacing: 0.04em;
}
.contours .summit { fill: var(--accent); }

/* Sections */
.section .wrap { display: grid; gap: 28px; padding-block: 56px; }
.section + .section .wrap { position: relative; }
.section + .section .wrap::before {
  content: ""; position: absolute; top: 0; height: 1px; background: var(--line);
  left: max(16px, env(safe-area-inset-left, 0px)); right: max(16px, env(safe-area-inset-right, 0px));
}
@media (min-width: 720px) {
  .section + .section .wrap::before {
    left: max(32px, env(safe-area-inset-left, 0px)); right: max(32px, env(safe-area-inset-right, 0px));
  }
}
.section-head { display: grid; gap: 10px; max-width: 46rem; }
.section-head h2 { font-size: var(--step-2); font-weight: 650; }
.section-head p { color: var(--muted); }

.cards { display: grid; gap: 16px; grid-template-columns: 1fr; list-style: none; margin: 0; padding: 0; }
@media (min-width: 760px) { .cards { grid-template-columns: repeat(3, minmax(0, 1fr)); } }
.card {
  background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 24px; display: grid; gap: 12px; align-content: start; min-width: 0;
}
.icon {
  width: 44px; height: 44px; border-radius: 12px; display: grid; place-items: center;
  background: var(--accent-soft); color: var(--accent);
}
.icon svg { width: 24px; height: 24px; }
.card h3 { font-size: var(--step-1); font-weight: 640; }
.card p { color: var(--muted); }

.principles { display: grid; gap: 0; list-style: none; margin: 0; padding: 0; }
@media (min-width: 760px) { .principles { grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 32px; } }
.principle {
  display: grid; gap: 8px; padding-block: 18px; border-top: 1px solid var(--line); min-width: 0;
}
@media (min-width: 760px) { .principle { border-top: 2px solid var(--accent); padding-top: 20px; } }
.principle h3 { font-size: var(--step-1); font-weight: 640; }
.principle p { color: var(--muted); }

.contact-box {
  display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 16px;
  background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 24px;
}
.contact-box p { color: var(--muted); }
.email {
  font: 600 var(--step-1)/1.3 var(--font-sans); overflow-wrap: anywhere; min-width: 0;
}

/* Legal page */
.legal .wrap { padding-block: 32px 64px; }
.legal article { max-width: 44rem; display: grid; gap: 36px; }
.legal header { display: grid; gap: 12px; }
.legal h1 { font-size: clamp(1.9rem, 1.5rem + 1.6vw, 2.6rem); font-weight: 680; }
.legal h2 { font-size: var(--step-1); font-weight: 650; }
.legal section { display: grid; gap: 12px; }
.legal ul { margin: 0; padding-left: 1.25rem; display: grid; gap: 6px; }
.meta { color: var(--muted); font-size: var(--step--1); }
.entity {
  margin: 0; display: grid; gap: 10px 24px; grid-template-columns: 1fr;
  background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 20px 24px;
}
@media (min-width: 560px) { .entity { grid-template-columns: max-content minmax(0, 1fr); } }
.entity dt { color: var(--muted); font-size: var(--step--1); padding-top: 2px; }
.entity dd { margin: 0; min-width: 0; overflow-wrap: anywhere; }
.entity .mono { font-family: var(--font-mono); font-size: 0.95em; letter-spacing: 0.02em; }

/* Footer */
.site-footer { border-top: 1px solid var(--line); }
.site-footer .wrap {
  display: flex; flex-wrap: wrap; justify-content: space-between; gap: 8px 24px;
  padding-block: 24px 32px; font-size: var(--step--1); color: var(--muted);
}
.site-footer nav { display: flex; gap: 20px; }
.site-footer a { color: var(--muted); }
.site-footer a:hover { color: var(--fg); }
.footer-entity { flex-basis: 100%; font-size: 0.8125rem; }

/* Preview-only banner (never present in a production build) */
.preview-banner {
  background: var(--accent-soft); color: var(--fg); font-size: var(--step--1);
  border-bottom: 1px solid var(--line);
}
.preview-banner .wrap { padding-block: 10px; }

.notfound .wrap { padding-block: 72px 96px; display: grid; gap: 16px; justify-items: start; }
.notfound p { color: var(--muted); max-width: 44ch; }

/* Logo mark */
.mark-bg { fill: var(--accent); }
.mark-fg { fill: none; stroke: var(--bg); stroke-width: 2.4; stroke-linecap: round; stroke-linejoin: round; }