/* deretti.net shared IA styles for archive/project pages and responsive chrome */

:root {
  --paper: #f4f0e8;
  --paper-soft: #ebe5d8;
  --ink: #1a1815;
  --ink-soft: #2c2924;
  --ink-muted: #6b665d;
  --rule: #c9c2b3;
  --rule-soft: #ddd6c5;
  --accent: #8a3a1f;

  --serif: 'Source Serif 4', 'Iowan Old Style', Georgia, serif;
  --sans: 'Inter Tight', -apple-system, BlinkMacSystemFont, 'Helvetica Neue', sans-serif;
  --mono: 'JetBrains Mono', ui-monospace, 'SF Mono', Menlo, monospace;

  --maxw: 1240px;
  --gutter: clamp(20px, 4vw, 56px);
}

[data-palette="navy"] {
  --paper: #f1f1ee;
  --paper-soft: #e6e6e0;
  --ink: #131a26;
  --ink-soft: #232c3c;
  --ink-muted: #4f5664;
  --rule: #c2c4cc;
  --rule-soft: #d8d9de;
  --accent: #2a4a78;
}

[data-type="newsreader"] { --serif: 'Newsreader', 'Iowan Old Style', Georgia, serif; }

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  background: var(--paper);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
}

a { color: inherit; text-decoration: none; }
a:hover { color: var(--accent); }

.skip-link {
  position: absolute;
  top: -100px;
  left: 0;
  padding: 1rem 1.5rem;
  background: var(--ink);
  color: var(--paper);
  z-index: 1000;
  font-family: var(--sans);
  font-size: 14px;
  font-weight: 500;
}
.skip-link:focus { top: 0; color: var(--paper); }

.wrap {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 var(--gutter);
}

.topbar {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 18px 32px;
  flex-wrap: wrap;
  padding: 28px 0 0;
  border-top: 1px solid var(--ink);
  margin-top: 24px;
}
.brand {
  font-family: var(--serif);
  font-size: 19px;
  font-weight: 500;
  letter-spacing: 0;
}
.brand .dot { color: var(--accent); }
.nav {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 14px 24px;
  font-family: var(--sans);
  font-size: 14px;
  font-weight: 400;
  letter-spacing: 0;
}
.nav a { color: var(--ink-soft); }
.nav a.active {
  color: var(--ink);
  display: inline-flex;
  align-items: baseline;
  gap: 6px;
  white-space: nowrap;
}
.nav a.active .dot-mark { color: var(--accent); }

.meta-strip {
  display: flex;
  justify-content: space-between;
  gap: 10px 24px;
  align-items: center;
  padding: 14px 0 0;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-muted);
}

.page-head {
  padding: clamp(72px, 12vw, 150px) 0 clamp(48px, 8vw, 92px);
  border-bottom: 1px solid var(--rule);
}
.page-eyebrow {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink-muted);
  margin-bottom: clamp(36px, 5vw, 60px);
  display: flex;
  align-items: center;
  gap: 14px;
}
.page-eyebrow .num { color: var(--accent); }
.page-eyebrow .bar {
  height: 1px;
  background: var(--rule);
  flex: 1;
  max-width: 220px;
}
.page-title {
  font-family: var(--serif);
  font-weight: 300;
  font-size: clamp(40px, 6.4vw, 92px);
  line-height: 1;
  letter-spacing: 0;
  margin: 0;
  max-width: 18ch;
  text-wrap: balance;
}
.page-title em {
  font-style: italic;
  color: var(--accent);
  font-weight: 300;
}
.page-head-grid {
  display: grid;
  grid-template-columns: 1.6fr 1fr;
  gap: clamp(32px, 6vw, 96px);
  align-items: end;
  margin-top: clamp(48px, 7vw, 80px);
}
.page-lede {
  font-family: var(--serif);
  font-size: clamp(20px, 1.7vw, 24px);
  line-height: 1.5;
  color: var(--ink-soft);
  max-width: 54ch;
  margin: 0;
  text-wrap: pretty;
}
.page-lede strong { color: var(--ink); font-weight: 500; }
.byline {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--ink-muted);
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.byline .row {
  display: flex;
  justify-content: space-between;
  gap: 24px;
  padding: 8px 0;
  border-bottom: 1px dashed var(--rule);
}
.byline .row:first-child { border-top: 1px dashed var(--rule); }
.byline .key { color: var(--accent); }
.byline .val { color: var(--ink); text-align: right; }

.section {
  padding: clamp(72px, 10vw, 124px) 0;
  border-top: 1px solid var(--rule);
}
.section.first { border-top: none; }
.section-head {
  display: grid;
  grid-template-columns: 200px 1fr;
  gap: clamp(24px, 4vw, 64px);
  margin-bottom: clamp(42px, 6vw, 72px);
  align-items: baseline;
}
.section-num {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink-muted);
}
.section-num .accent { color: var(--accent); }
.section-title {
  font-family: var(--serif);
  font-weight: 400;
  font-size: clamp(28px, 3.4vw, 44px);
  line-height: 1.1;
  letter-spacing: 0;
  margin: 0;
  max-width: 24ch;
  text-wrap: balance;
}
.section-title em { font-style: italic; color: var(--accent); }

.directory {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1px;
  background: var(--rule);
  border-top: 1px solid var(--rule);
  border-bottom: 1px solid var(--rule);
}
.directory-card {
  background: var(--paper);
  padding: clamp(28px, 3.5vw, 48px);
  min-height: 260px;
  display: flex;
  flex-direction: column;
  transition: background 160ms ease;
}
.directory-card:hover { background: var(--paper-soft); }
.directory-card.feature { grid-column: span 2; }
.directory-meta {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  align-items: baseline;
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--ink-muted);
  margin-bottom: clamp(24px, 3vw, 36px);
}
.directory-meta .label { color: var(--accent); }
.directory-title {
  font-family: var(--serif);
  font-weight: 400;
  font-size: clamp(24px, 2.2vw, 34px);
  line-height: 1.12;
  letter-spacing: 0;
  margin: 0 0 14px;
  max-width: 22ch;
  text-wrap: balance;
}
.directory-title em { color: var(--accent); font-style: italic; }
.directory-desc {
  font-family: var(--serif);
  font-size: 16px;
  line-height: 1.55;
  color: var(--ink-soft);
  margin: 0 0 auto;
  max-width: 58ch;
  text-wrap: pretty;
}
.directory-link {
  margin-top: 28px;
  padding-bottom: 4px;
  border-bottom: 1px solid currentColor;
  display: inline-flex;
  align-items: baseline;
  align-self: flex-start;
  gap: 10px;
  font-family: var(--sans);
  font-size: 13px;
  font-weight: 500;
}
.directory-link .arrow { font-family: var(--mono); color: var(--accent); }

.context-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1px;
  background: var(--rule);
  border-top: 1px solid var(--rule);
  border-bottom: 1px solid var(--rule);
}
.context-item {
  background: var(--paper);
  padding: clamp(28px, 3.5vw, 44px);
}
.context-label {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 18px;
}
.context-item p {
  font-family: var(--serif);
  font-size: clamp(18px, 1.4vw, 21px);
  line-height: 1.55;
  color: var(--ink-soft);
  margin: 0;
  max-width: 48ch;
  text-wrap: pretty;
}
.context-item strong { color: var(--ink); font-weight: 500; }

.filter-band {
  display: flex;
  flex-wrap: wrap;
  gap: 0;
  border-top: 1px solid var(--rule);
  border-bottom: 1px solid var(--rule);
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}
.filter-pill {
  padding: 18px 22px;
  color: var(--ink-muted);
  border-right: 1px solid var(--rule);
  cursor: pointer;
  background: transparent;
  border-top: 0;
  border-bottom: 0;
  border-left: 0;
  font: inherit;
  letter-spacing: inherit;
  text-transform: inherit;
  transition: background 120ms ease, color 120ms ease;
}
.filter-pill:hover,
.filter-pill.active {
  color: var(--ink);
  background: var(--paper-soft);
}
.filter-pill .accent { color: var(--accent); margin-right: 8px; }
.filter-caption {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink-muted);
  padding: 12px 0 0;
  display: flex;
  justify-content: space-between;
  gap: 16px;
}

.archive-stack {
  margin-top: clamp(42px, 5vw, 64px);
  border-top: 1px solid var(--ink);
}
.year-block {
  display: grid;
  grid-template-columns: 200px 1fr;
  gap: clamp(16px, 3vw, 40px);
  border-bottom: 1px solid var(--rule);
}
.year-label {
  padding: clamp(26px, 3vw, 38px) 0;
  font-family: var(--serif);
  font-size: clamp(28px, 3vw, 42px);
  line-height: 1;
  font-style: italic;
  color: var(--accent);
}
.archive-list { border-left: 1px solid var(--rule); }
.archive-entry {
  display: grid;
  grid-template-columns: 170px 1fr 150px;
  gap: clamp(18px, 3vw, 36px);
  padding: clamp(24px, 3vw, 34px) 0 clamp(24px, 3vw, 34px) clamp(20px, 3vw, 36px);
  border-bottom: 1px solid var(--rule);
  align-items: start;
}
.archive-entry:last-child { border-bottom: 0; }
.archive-entry[hidden] { display: none; }
.archive-date,
.archive-tax {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--ink-muted);
}
.archive-date .month {
  display: block;
  color: var(--ink);
  margin-top: 8px;
}
.archive-title {
  font-family: var(--serif);
  font-weight: 400;
  font-size: clamp(21px, 1.9vw, 28px);
  line-height: 1.18;
  letter-spacing: 0;
  color: var(--ink);
  margin: 0 0 10px;
  max-width: 34ch;
  text-wrap: balance;
}
.archive-title em { color: var(--accent); font-style: italic; }
.archive-desc {
  font-family: var(--serif);
  font-size: 16px;
  line-height: 1.55;
  color: var(--ink-soft);
  margin: 0;
  max-width: 58ch;
  text-wrap: pretty;
}
.archive-tax {
  display: flex;
  flex-direction: column;
  gap: 8px;
  align-items: flex-end;
  text-align: right;
}
.archive-tax .type { color: var(--accent); }
.archive-entry:hover .archive-title { color: var(--accent); }

.endnote {
  padding: clamp(72px, 10vw, 124px) 0 clamp(40px, 5vw, 60px);
  border-top: 1px solid var(--ink);
}
.endnote-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(32px, 5vw, 80px);
  align-items: end;
}
.endnote-mark {
  font-family: var(--serif);
  font-weight: 300;
  font-size: clamp(36px, 4.4vw, 60px);
  line-height: 1.05;
  letter-spacing: 0;
  margin: 0;
  max-width: 18ch;
  text-wrap: balance;
}
.endnote-mark em { color: var(--accent); font-style: italic; font-weight: 300; }
.endnote-copy {
  font-family: var(--serif);
  font-size: clamp(18px, 1.4vw, 21px);
  line-height: 1.55;
  color: var(--ink-soft);
  margin: 0;
  max-width: 48ch;
}

.footer {
  border-top: 1px solid var(--ink);
  padding: clamp(56px, 7vw, 88px) 0 40px;
  margin-top: clamp(60px, 8vw, 100px);
}
.footer-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: clamp(24px, 4vw, 48px);
}
.footer-col h4 {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink-muted);
  margin: 0 0 16px;
  font-weight: 500;
}
.footer-col ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.footer-col li {
  font-family: var(--serif);
  font-size: 17px;
  color: var(--ink-soft);
}
.footer-col li a:hover { color: var(--accent); }
.footer-mark {
  font-family: var(--serif);
  font-size: 22px;
  font-weight: 400;
  letter-spacing: 0;
  color: var(--ink);
  margin-bottom: 14px;
}
.footer-mark .dot { color: var(--accent); }
.footer-base {
  margin-top: clamp(48px, 6vw, 72px);
  padding-top: 20px;
  border-top: 1px solid var(--rule);
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-muted);
}

@media (max-width: 900px) {
  .archive-entry { grid-template-columns: 1fr; }
  .archive-tax { align-items: flex-start; text-align: left; }
}

@media (max-width: 800px) {
  .page-head-grid,
  .section-head,
  .context-grid,
  .endnote-grid,
  .year-block {
    grid-template-columns: 1fr;
  }
  .directory { grid-template-columns: 1fr; }
  .directory-card.feature { grid-column: auto; }
  .archive-list { border-left: 0; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 700px) {
  .topbar { align-items: flex-start; }
  .nav {
    width: 100%;
    justify-content: flex-start;
    gap: 10px 17px;
    font-size: 13px;
  }
  .meta-strip,
  .filter-caption,
  .footer-base {
    flex-direction: column;
    align-items: flex-start;
  }
  .byline .row {
    flex-direction: column;
    gap: 2px;
  }
  .byline .val { text-align: left; }
}

@media (max-width: 600px) {
  .footer-grid { grid-template-columns: 1fr; }
  .filter-pill {
    width: 100%;
    border-right: 0;
    border-bottom: 1px solid var(--rule);
    text-align: left;
  }
}

/* ───── Sticky site chrome ───── */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: var(--paper);
  border-top: 1px solid var(--ink);
  border-bottom: 1px solid var(--rule);
}
.site-header .topbar {
  margin-top: 0;
  padding: 18px 0 0;
  border-top: 0;
}
.site-header .meta-strip {
  padding: 8px 0 12px;
  font-size: 10px;
  letter-spacing: 0.08em;
  opacity: 0.76;
}
@media (max-width: 700px) {
  .site-header .topbar { padding-top: 14px; }
  .site-header .nav {
    flex-wrap: nowrap;
    overflow-x: auto;
    width: 100%;
    padding-bottom: 2px;
    scrollbar-width: none;
  }
  .site-header .nav::-webkit-scrollbar { display: none; }
  .site-header .meta-strip {
    flex-direction: row;
    align-items: center;
    padding: 8px 0 10px;
    gap: 4px;
    min-width: 0;
  }
  .site-header .meta-strip span {
    min-width: 0;
    white-space: nowrap;
  }
  .site-header .meta-strip span:last-child {
    overflow: hidden;
    text-overflow: ellipsis;
  }
}