/* The Desk — one ground, one accent, generous space.
   No web fonts: nothing is fetched from a third party, so the page renders
   identically behind a locked-down proxy. */

:root {
  --ground:      #0c0d10;
  --surface:     #14161a;
  --surface-2:   #1a1d22;
  --line:        #2b3038;
  --line-soft:   #1c2027;
  --ink:         #e9e5dd;
  --ink-dim:     #a7aeb7;
  --ink-faint:   #868d96;
  --accent:      #d8a24a;
  --accent-soft: #6b5220;
  --primary:     #7fc2b6;
  --warn:        #e0855f;

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

  --measure: 66ch;
  --gap: 3.2rem;
  --item-gap: 2.6rem;
}

:root[data-density="compact"] { --gap: 1.8rem; --item-gap: 1.4rem; }

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  background: var(--ground);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; text-underline-offset: 3px; }

:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; border-radius: 3px; }

.visually-hidden {
  position: absolute; width: 1px; height: 1px; margin: -1px;
  padding: 0; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0;
}

.skip {
  position: absolute; left: -9999px; top: 0; z-index: 40;
  background: var(--accent); color: #17130a; padding: .6rem 1rem; font-weight: 600;
}
.skip:focus { left: 8px; top: 8px; }

/* ------------------------------------------------------------- masthead */
.masthead {
  position: sticky; top: 0; z-index: 20;
  background: rgba(12,13,16,.94);
  backdrop-filter: saturate(140%) blur(8px);
  border-bottom: 1px solid var(--line-soft);
}

.masthead-row {
  display: flex; align-items: center; gap: 1rem;
  max-width: 900px; margin: 0 auto; padding: .8rem 24px;
}

.wordmark {
  display: inline-flex; align-items: center; gap: .55rem;
  color: var(--ink); font-family: var(--serif); font-size: 1.18rem;
  white-space: nowrap; flex: 0 0 auto;
}
.wordmark:hover { text-decoration: none; color: var(--accent); }
.wordmark-mark { width: 20px; height: 20px; color: var(--accent); flex: 0 0 auto; }

.search { flex: 1 1 auto; min-width: 0; }
.search input {
  width: 100%; padding: .5rem .8rem;
  background: var(--surface); color: var(--ink);
  border: 1px solid var(--line); border-radius: 8px;
  font: inherit; font-size: .93rem;
}
.search input::placeholder { color: var(--ink-faint); }

.masthead-tools { display: flex; align-items: center; flex: 0 0 auto; }

.ghost {
  background: none; border: 1px solid var(--line); color: var(--ink-faint);
  font: inherit; font-size: .8rem; padding: .34rem .65rem;
  border-radius: 999px; cursor: pointer; white-space: nowrap;
}
.ghost:hover { color: var(--ink); border-color: var(--ink-faint); }
.ghost[aria-pressed="true"] { color: var(--accent); border-color: var(--accent-soft); }

.tabs {
  display: flex; gap: .1rem; overflow-x: auto; scrollbar-width: none;
  max-width: 900px; margin: 0 auto; padding: 0 20px;
}
.tabs::-webkit-scrollbar { display: none; }
.tabs a {
  color: var(--ink-faint); font-size: .9rem; padding: .45rem .65rem .6rem;
  border-bottom: 2px solid transparent; white-space: nowrap;
}
.tabs a:hover { color: var(--ink); text-decoration: none; }
.tabs a[aria-current="page"] { color: var(--ink); border-bottom-color: var(--accent); }

/* ---------------------------------------------------------------- layout */
main { max-width: 900px; margin: 0 auto; padding: 3.5rem 24px 6rem; }
main:focus { outline: none; }

h1 {
  font-family: var(--serif); font-weight: 600;
  font-size: clamp(1.85rem, 4vw, 2.4rem); line-height: 1.15;
  margin: 0 0 var(--gap); letter-spacing: -.015em;
}

.empty { color: var(--ink-faint); max-width: var(--measure); }

/* -------------------------------------------------------------- insights */
.insights { list-style: none; margin: 0 0 var(--gap); padding: 0; max-width: var(--measure); }

.insight { display: flex; gap: 1.1rem; padding: 0 0 1.9rem; }
.insight:last-child { padding-bottom: 0; }

.insight-n {
  flex: 0 0 auto; width: 1.3rem; padding-top: .35rem;
  font-size: .76rem; color: var(--accent);
  font-variant-numeric: tabular-nums;
}
.insight-head {
  font-family: var(--serif); font-weight: 600;
  font-size: 1.22rem; line-height: 1.3; margin: 0 0 .45rem;
  color: var(--ink); letter-spacing: -.008em;
}
.insight-body { margin: 0; color: var(--ink-dim); font-size: .97rem; line-height: 1.65; }

:root[data-density="compact"] .insight { padding-bottom: 1.05rem; }
:root[data-density="compact"] .insight-body { display: none; }
:root[data-density="compact"] .insight-head { font-size: 1.04rem; margin: 0; }

/* ----------------------------------------------------------------- items */
.items { list-style: none; margin: 0 0 var(--gap); padding: 0; max-width: var(--measure); }
.item { padding: 0 0 var(--item-gap); }
.item:last-child { padding-bottom: 0; }
.item.quiet { opacity: .5; }

.item-title {
  display: block; font-family: var(--serif);
  font-size: 1.14rem; line-height: 1.35; color: var(--ink);
  letter-spacing: -.005em;
}
.item-title:hover { color: var(--accent); text-decoration: none; }

.decoder { margin: .6rem 0 0; }
.crux { margin: 0; color: var(--ink-dim); font-size: .97rem; line-height: 1.6; }
.sowhat { margin: .5rem 0 0; color: var(--ink-dim); font-size: .97rem; line-height: 1.6; }
.readone { margin: .5rem 0 0; color: var(--ink-faint); font-size: .9rem; }
.readone-label { color: var(--accent); }
.reliance { margin: .5rem 0 0; color: var(--warn); font-size: .86rem; }

.item-meta {
  margin: .65rem 0 0; font-size: .78rem; color: var(--ink-faint);
  display: flex; flex-wrap: wrap; gap: .4rem;
}
.dot { color: var(--line); }

:root[data-density="compact"] .decoder { display: none; }
:root[data-density="compact"] .item-meta { margin-top: .25rem; }

/* --------------------------------------------------------------- filters */
.filters { display: flex; flex-wrap: wrap; gap: 1.1rem; margin: 0 0 var(--gap); max-width: var(--measure); }
.filters a { color: var(--ink-faint); font-size: .9rem; }
.filters a:hover { color: var(--ink); text-decoration: none; }
.filters a[aria-current="true"] { color: var(--ink); border-bottom: 1px solid var(--accent); }

/* --------------------------------------------------------------- sources */
.sources { max-width: var(--measure); margin-top: var(--gap); }
.sources-head {
  font-family: var(--serif); font-weight: 600; font-size: 1.02rem;
  color: var(--ink-faint); margin: 0 0 1.1rem;
  padding-top: 1.4rem; border-top: 1px solid var(--line-soft);
}
.source-list { list-style: none; margin: 0; padding: 0; }
.source-list li { padding: 0 0 .85rem; }
.source-note { display: block; color: var(--ink-faint); font-size: .82rem; line-height: 1.5; margin-top: .1rem; }
:root[data-density="compact"] .source-note { display: none; }
:root[data-density="compact"] .source-list li { padding-bottom: .35rem; }

/* ---------------------------------------------------------------- footer */
.foot {
  border-top: 1px solid var(--line-soft);
  padding: 1.6rem 24px 3.5rem;
  color: var(--ink-faint); font-size: .78rem; line-height: 1.6;
}
.foot p { max-width: 900px; margin: 0 auto .3rem; }

@media (max-width: 640px) {
  main { padding: 2.2rem 20px 4rem; }
  .masthead-row { flex-wrap: wrap; gap: .6rem; padding: .7rem 20px; }
  .search { order: 3; flex-basis: 100%; }
  .insight { gap: .8rem; }
}