global.css

@font-face {
  font-family: 'Mona Sans';
  src: url('/fonts/mona-sans-latin.woff2') format('woff2-variations');
  font-style: normal;
  font-weight: 400 900;
  font-stretch: 75% 100%;
  font-display: swap;
}

:root {
  color-scheme: dark;
  --velvet: #030405;
  --velvet-raised: #0a0c0f;
  --velvet-soft: #111419;
  --warm: #edeae2;
  --muted: #a8a7a1;
  --dim: #898b85;
  --cobalt: #315ef5;
  --cobalt-bright: #6f8dff;
  --gold: #d6a248;
  --line: rgb(237 234 226 / 0.16);
  --line-strong: rgb(237 234 226 / 0.32);
  --surface: var(--velvet);
  --surface-raised: var(--velvet-raised);
  --text: var(--warm);
  --text-muted: var(--muted);
  --inverse-surface: var(--warm);
  --inverse-text: var(--velvet);
  --inverse-muted: #4c4e4a;
  --positive: var(--warm);
  --positive-raised: #f5f1e8;
  --negative: var(--velvet);
  --negative-raised: var(--velvet-raised);
  --mineral: var(--warm);
  --paper: #f5f1e8;
  --ink: var(--velvet);
  --graphite: #51534f;
  --fog: var(--muted);
  --signal: var(--cobalt-bright);
  --signal-blue: var(--cobalt);
  --signal-blue-dark: #244bd1;
  --selection: var(--gold);
  --selection-text: var(--velvet);
  --page-gutter: clamp(1rem, 3.2vw, 3.75rem);
  --content-width: 110rem;
  --header-height: 5rem;
  --measure: 68ch;
  --leading-display: 1.04;
  --leading-heading: 1.08;
  --leading-body: 1.58;
  --heading-stretch: 94%;
  --heading-tracking: -0.02em;
  --type-display: clamp(3.1rem, 7vw, 6rem);
  --type-section: clamp(2.2rem, 4.5vw, 4.5rem);
  --type-article: clamp(1.55rem, 2.8vw, 2.7rem);
  --type-label: 0.8125rem;
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --shadow-plane: 0 2rem 6rem rgb(0 0 0 / 0.55);
}

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

html {
  min-width: 20rem;
  scroll-behavior: smooth;
  background: var(--velvet);
  color: var(--warm);
  font-family: 'Mona Sans', sans-serif;
  scrollbar-color: var(--gold) var(--velvet);
  scrollbar-width: thin;
  text-rendering: optimizeLegibility;
}

body {
  min-height: 100vh;
  margin: 0;
  overflow-x: clip;
  background: radial-gradient(circle at 78% 8%, rgb(49 94 245 / 0.06), transparent 28rem), var(--velvet);
  color: var(--warm);
  font-size: clamp(1rem, 0.32vw + 0.93rem, 1.16rem);
  line-height: var(--leading-body);
}

main { min-height: 70vh; }
::selection { background: var(--selection); color: var(--selection-text); }
img, svg, video, canvas { display: block; max-width: 100%; }
button, input, textarea, select { font: inherit; }
button, a { -webkit-tap-highlight-color: transparent; }
a { color: inherit; text-decoration-thickness: 0.08em; text-underline-offset: 0.22em; }
a:hover { text-decoration-color: var(--gold); }
button { color: inherit; }
:focus-visible { outline: 0.18rem solid var(--cobalt-bright); outline-offset: 0.24rem; }

h1, h2, h3, h4, p, ul, ol, blockquote { margin-top: 0; }
h1, h2, h3, h4 { max-width: 22ch; margin-bottom: 0.55em; font-weight: 730; font-stretch: var(--heading-stretch); letter-spacing: var(--heading-tracking); line-height: var(--leading-heading); text-wrap: balance; }
h1 { font-size: var(--type-display); }
h2 { font-size: var(--type-section); }
h3 { font-size: var(--type-article); }
p, li { text-wrap: pretty; }

.sr-only { position: absolute !important; width: 1px !important; height: 1px !important; padding: 0 !important; margin: -1px !important; overflow: hidden !important; clip: rect(0, 0, 0, 0) !important; white-space: nowrap !important; border: 0 !important; }
.skip-link { position: fixed; top: 0.7rem; left: 0.7rem; z-index: 1000; padding: 0.75rem 1rem; background: var(--gold); color: var(--velvet); transform: translateY(-170%); transition: transform 160ms var(--ease-out); }
.skip-link:focus { transform: translateY(0); }

.site-header {
  position: relative;
  z-index: 40;
  display: grid;
  min-height: var(--header-height);
  grid-template-columns: minmax(max-content, 1fr) auto;
  gap: 1rem;
  align-items: center;
  padding: 0 var(--page-gutter);
  border-bottom: 1px solid var(--line);
  background: rgb(3 4 5 / 0.88);
  color: var(--warm);
  backdrop-filter: blur(18px);
}

.home-page .site-header { position: absolute; inset: 0 0 auto; border-bottom-color: rgb(237 234 226 / 0.12); background: linear-gradient(180deg, rgb(3 4 5 / 0.7), transparent); backdrop-filter: none; }
.site-signature { display: inline-flex; width: max-content; min-height: 2.75rem; align-items: center; gap: 0.58rem; color: var(--warm); font-size: 0.75rem; font-weight: 620; letter-spacing: 0.06em; text-decoration: none; text-transform: uppercase; }
.site-signature strong { font-size: 0.83rem; font-weight: 840; letter-spacing: 0.04em; }
.site-signature > span:last-child { color: var(--muted); }
.site-nav, .site-footer nav { display: flex; align-items: center; gap: clamp(0.1rem, 1.2vw, 1rem); }
.site-nav a { position: relative; display: grid; min-width: 3rem; min-height: 2.75rem; padding: 0.55rem; place-items: center; color: var(--muted); font-size: 0.75rem; font-weight: 680; letter-spacing: 0.07em; text-decoration: none; text-transform: uppercase; }
.site-nav a::before { position: absolute; right: 0.55rem; bottom: 0.3rem; left: 0.55rem; height: 1px; background: var(--gold); content: ''; transform: scaleX(0); transform-origin: right; transition: transform 220ms var(--ease-out); }
.site-nav a:hover, .site-nav a[aria-current='page'] { color: var(--warm); }
.site-nav a:hover::before, .site-nav a[aria-current='page']::before { transform: scaleX(1); transform-origin: left; }

.site-footer { position: relative; overflow: hidden; padding: clamp(5rem, 10vw, 10rem) var(--page-gutter) calc(5.5rem + env(safe-area-inset-bottom, 0px)); border-top: 1px solid var(--line); background: #030405; color: var(--warm); }
.site-footer::before { position: absolute; top: -22rem; right: -12rem; width: 44rem; height: 44rem; border: 1px solid rgb(49 94 245 / 0.22); border-radius: 50%; background: radial-gradient(circle, rgb(49 94 245 / 0.1), transparent 63%); content: ''; }
.site-footer__signal { position: relative; display: flex; align-items: center; gap: 1rem; margin-bottom: clamp(3rem, 7vw, 6rem); color: var(--dim); font-family: ui-monospace, monospace; font-size: 0.57rem; letter-spacing: 0.11em; }
.site-footer__signal i { height: 1px; flex: 1; background: linear-gradient(90deg, var(--line-strong), transparent); }
.site-footer__invitation { position: relative; z-index: 1; display: grid; grid-template-columns: minmax(0, 1fr) minmax(16rem, 0.65fr); align-items: end; gap: 2rem; max-width: 96rem; margin: 0 auto clamp(3rem, 6vw, 6rem); scroll-margin-top: 2rem; }
.site-footer__invitation h2 { max-width: none; margin: 0; font-size: clamp(2.4rem, 6vw, 6rem); font-stretch: var(--heading-stretch); }
.site-footer__invitation p { max-width: 34ch; margin: 0; color: var(--muted); }
.site-footer__invitation h2 > a { display: inline-grid; max-width: 100%; color: var(--warm); text-decoration: none; }
.site-footer__invitation-line { display: flex; max-width: 100%; align-items: baseline; white-space: nowrap; }
.site-footer__invitation-arrow { margin-left: 0.28em; color: var(--gold); font-size: 0.25em; letter-spacing: 0; transform: translateY(-0.2em); transition: transform 180ms ease; }
.site-footer__invitation a:hover .site-footer__invitation-arrow, .site-footer__invitation a:focus-visible .site-footer__invitation-arrow { transform: translate(0.3em, -0.5em); }
.site-footer__lower { position: relative; z-index: 1; display: grid; grid-template-columns: minmax(14rem, 1fr) minmax(20rem, auto) minmax(13rem, 0.7fr); gap: 2rem; align-items: end; padding-top: 1.5rem; border-top: 1px solid var(--line); font-size: var(--type-label); }
.site-footer__identity, .site-footer__contact { display: flex; flex-direction: column; gap: 0.28rem; }
.site-footer__identity span, .site-footer__contact span { color: var(--dim); }
.site-footer nav { flex-wrap: wrap; justify-content: center; }
.site-footer nav a { display: inline-flex; min-width: 2.75rem; min-height: 2.75rem; padding-inline: 0.5rem; align-items: center; justify-content: center; color: var(--muted); text-decoration: none; }
.site-footer nav a:hover { color: var(--warm); }
.site-footer__contact { align-items: flex-end; text-align: right; }
.site-footer__contact > a { display: inline-flex; min-height: 2.75rem; align-items: center; }

.back-to-top { position: fixed; z-index: 50; right: max(clamp(1rem, 2vw, 1.5rem), env(safe-area-inset-right, 0px)); bottom: max(clamp(1rem, 2vw, 1.5rem), env(safe-area-inset-bottom, 0px)); display: grid; width: 3rem; height: 3rem; min-width: 48px; min-height: 48px; place-items: center; border: 1px solid var(--line-strong); background: var(--velvet); color: var(--warm); text-decoration: none; transition: border-color 180ms var(--ease-out), color 180ms var(--ease-out); }
.back-to-top[hidden] { display: none; }
.back-to-top:hover { border-color: var(--gold); color: var(--gold); }

.breadcrumbs { padding: 1rem var(--page-gutter) 0; color: var(--muted); font-size: var(--type-label); }
.breadcrumbs ol { display: flex; gap: 0.55rem; padding: 0; list-style: none; }
.breadcrumbs li { display: flex; gap: 0.55rem; }
.breadcrumbs a { text-decoration: none; }
.button-link { display: inline-flex; min-width: 2.75rem; min-height: 2.75rem; align-items: center; justify-content: center; padding: 0.7rem 1rem; border: 1px solid var(--line-strong); background: transparent; color: var(--warm); font-size: 0.75rem; font-weight: 720; letter-spacing: 0.06em; text-decoration: none; text-transform: uppercase; transition: background-color 180ms var(--ease-out), color 180ms var(--ease-out), transform 220ms var(--ease-out); }
.button-link:hover { border-color: var(--gold); transform: translateY(-0.12rem); }
.button-link.button-link--primary { border-color: var(--cobalt); background: var(--cobalt); color: #fff; }

@media (max-width: 58rem) {
  .site-footer__lower { grid-template-columns: 1fr 1fr; }
  .site-footer nav { grid-column: 1 / -1; grid-row: 1; justify-content: flex-start; }
}

@media (max-width: 46rem) {
  :root { --header-height: auto; }
  .site-header { grid-template-columns: 1fr; padding-top: 0.4rem; }
  .site-nav { justify-content: space-between; border-top: 1px solid var(--line); }
  .site-nav a { flex: 1; min-width: 2.75rem; }
  .site-footer { padding-top: 4.5rem; }
  .site-footer__invitation { grid-template-columns: 1fr; }
  .site-footer__lower { grid-template-columns: 1fr; align-items: start; }
  .site-footer nav { grid-column: auto; grid-row: auto; justify-content: flex-start; }
  .site-footer__contact { align-items: flex-start; text-align: left; }
}

@media (max-width: 22rem) {
  .site-header { padding-inline: 0.75rem; }
  .site-signature { font-size: 0.75rem; letter-spacing: 0.03em; }
  .site-nav a { padding-inline: 0.2rem; font-size: 0.75rem; letter-spacing: 0.03em; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; transition-duration: 0.01ms !important; animation-duration: 0.01ms !important; animation-iteration-count: 1 !important; }
}

@media (forced-colors: active) {
  :root { --surface: Canvas; --surface-raised: Canvas; --text: CanvasText; --text-muted: CanvasText; --line: ButtonBorder; --line-strong: ButtonText; --signal: LinkText; }
  .button-link { forced-color-adjust: auto; }
}

@media print {
  .site-header, .site-footer, .skip-link, .back-to-top { display: none !important; }
  :root { --surface: white; --text: black; --text-muted: #333; }
  body { background: white; color: black; font-size: 11pt; }
}