/* Locus Artifacts LLC — placeholder site
   Static, no scripts, no external requests. System fonts only. */

:root {
  color-scheme: light dark;

  --paper: #f6f2ea;
  --paper-deep: #ece6da;
  --ink: #1f1b16;
  --ink-soft: #4d463d;
  --ink-mute: #7b7366;
  --rule: #d8d0c2;
  --accent: #7a2e2a;
  --accent-ink: #5e221f;

  --serif: "Iowan Old Style", "Palatino Linotype", Palatino, "Book Antiqua",
           Georgia, "Times New Roman", Times, serif;
  --sans: system-ui, -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;

  --measure: 36rem;
  --gutter: 16px;
}

@media (prefers-color-scheme: dark) {
  :root {
    --paper: #161311;
    --paper-deep: #1f1b18;
    --ink: #ebe4d8;
    --ink-soft: #c9c0b1;
    --ink-mute: #958c7d;
    --rule: #3a342e;
    --accent: #d8958e;
    --accent-ink: #e6aaa3;
  }
}

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

html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    transition: none !important;
    animation: none !important;
  }
}

body {
  margin: 0;
  min-height: 100vh;
  min-height: 100dvh;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--serif);
  font-size: 1.0625rem;
  line-height: 1.6;
  overflow-x: hidden;
  display: flex;
  flex-direction: column;
  font-feature-settings: "liga", "kern", "onum";
  -moz-osx-font-smoothing: grayscale;
  -webkit-font-smoothing: antialiased;
}

/* Skip link */
.skip {
  position: absolute;
  left: var(--gutter);
  top: -4rem;
  padding: .75rem 1rem;
  background: var(--ink);
  color: var(--paper);
  text-decoration: none;
  border-radius: 2px;
  z-index: 10;
}
.skip:focus { top: var(--gutter); outline: 2px solid var(--accent); }

a {
  color: var(--accent);
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: .18em;
}
a:hover { color: var(--accent-ink); }
a:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
  border-radius: 2px;
}

/* Header */
.site-header {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: .5rem 1.5rem;
  padding: 1rem var(--gutter);
  max-width: calc(var(--measure) + 2 * var(--gutter));
  width: 100%;
  margin: 0 auto;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: .75rem;
  min-height: 44px;
  color: var(--ink);
  text-decoration: none;
}
.brand:hover { color: var(--ink); }
.brand .mark { color: var(--accent); flex: none; }
.wordmark {
  font-size: 1.125rem;
  letter-spacing: .02em;
  font-variant: small-caps;
}

.site-nav {
  display: flex;
  gap: .25rem;
  margin-left: auto;
}
.site-nav a {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  min-width: 44px;
  padding: 0 .75rem;
  font-family: var(--sans);
  font-size: .8125rem;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--ink-soft);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color .15s ease, border-color .15s ease;
}
.site-nav a:hover,
.site-nav a:focus-visible {
  color: var(--ink);
  border-bottom-color: var(--accent);
}

/* Main column */
main {
  flex: 1;
  width: 100%;
  max-width: calc(var(--measure) + 2 * var(--gutter));
  margin: 0 auto;
  padding: 1.5rem var(--gutter) 3rem;
}

.rule {
  border: 0;
  height: 1px;
  background: var(--rule);
  margin: 2.5rem 0;
}

/* Hero */
.hero {
  padding: 2.5rem 0 1rem;
}
.eyebrow {
  margin: 0 0 1rem;
  font-family: var(--sans);
  font-size: .75rem;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--ink-mute);
}
.hero h1 {
  margin: 0;
  font-weight: 400;
  font-size: clamp(2.5rem, 4vw + 1.5rem, 4.25rem);
  line-height: 1.05;
  letter-spacing: -.01em;
  text-wrap: balance;
}
.tagline {
  margin: 1rem 0 0;
  font-size: clamp(1.25rem, 1vw + 1rem, 1.5rem);
  font-style: italic;
  color: var(--ink-soft);
}
.lede {
  margin: 1.5rem 0 0;
  max-width: 28rem;
  color: var(--ink-soft);
}

/* Sections */
.section h2 {
  margin: 0 0 1.25rem;
  font-family: var(--sans);
  font-weight: 500;
  font-size: .75rem;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--ink-mute);
}
.prose p {
  margin: 0 0 1rem;
  max-width: var(--measure);
}
.prose p:last-child { margin-bottom: 0; }

/* Titles list */
.titles {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1.5rem;
}
.title {
  display: grid;
  grid-template-columns: 2.5rem 1fr;
  gap: .25rem 1rem;
  padding: 1.25rem 0 0;
  border-top: 1px solid var(--rule);
}
.title:first-child { border-top: 0; padding-top: 0; }
.title-no {
  font-size: 1.125rem;
  color: var(--accent);
  line-height: 1.3;
  padding-top: .1em;
}
.title-name {
  margin: 0;
  font-weight: 400;
  font-size: 1.375rem;
  line-height: 1.3;
  font-style: italic;
}
.title-meta {
  margin: .25rem 0 0;
  font-family: var(--sans);
  font-size: .8125rem;
  letter-spacing: .04em;
  color: var(--ink-mute);
}
.title-note {
  margin: .5rem 0 0;
  color: var(--ink-soft);
}

/* Footer */
.site-footer {
  width: 100%;
  max-width: calc(var(--measure) + 2 * var(--gutter));
  margin: 0 auto;
  padding: 2rem var(--gutter) 2.5rem;
  border-top: 1px solid var(--rule);
  text-align: center;
  color: var(--ink-mute);
}
.colophon { color: var(--accent); display: block; margin: 0 auto .75rem; }
.copyright {
  margin: 0;
  font-size: .9375rem;
  color: var(--ink-soft);
}
.footnote {
  margin: .25rem 0 0;
  font-family: var(--sans);
  font-size: .75rem;
  letter-spacing: .08em;
}

/* Wider screens */
@media (min-width: 40em) {
  :root { --gutter: 24px; }
  .site-header { padding-top: 1.5rem; }
  main { padding-top: 2.5rem; }
  .hero { padding-top: 4rem; }
  .rule { margin: 3.5rem 0; }
  .titles { gap: 2rem; }
}

@media (min-width: 64em) {
  :root { --measure: 40rem; }
  .hero { padding-top: 6rem; padding-bottom: 2rem; }
}

@media print {
  body { background: #fff; color: #000; }
  .site-nav, .skip { display: none; }
}