:root {
  --bg: oklch(0.93 0.025 95);
  --paper: oklch(0.96 0.018 95);
  --ink: oklch(0.22 0.02 130);
  --muted: oklch(0.48 0.02 130);
  --line: oklch(0.86 0.03 90);
  --forest: oklch(0.32 0.06 160);
  --forest-mid: oklch(0.42 0.07 160);
  --gold: oklch(0.55 0.1 85);
  --gold-soft: oklch(0.93 0.04 90);
  --example: oklch(0.94 0.025 145);
  --warn: oklch(0.93 0.03 55);
  --warn-ink: oklch(0.45 0.08 45);
  --dark: oklch(0.2 0.02 150);
  --white: oklch(0.99 0.01 95);
  --shadow: 0 1px 0 oklch(0.22 0.02 130 / 0.04), 0 12px 32px oklch(0.22 0.02 130 / 0.06);
  --radius: 14px;
  --max: 72rem;
  --prose: 41rem;
  --sans: "IBM Plex Sans", system-ui, sans-serif;
  --serif: "Newsreader", "Iowan Old Style", Georgia, serif;
  --mono: "IBM Plex Mono", ui-monospace, monospace;
}

* { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
  scroll-padding-top: 4.75rem;
}

body {
  margin: 0;
  color: var(--ink);
  background: var(--bg);
  font-family: var(--serif);
  font-size: 1.125rem;
  line-height: 1.65;
  font-optical-sizing: auto;
}

a { color: var(--forest-mid); }
a:hover { color: var(--forest); }
:focus-visible { outline: 2px solid var(--gold); outline-offset: 3px; }

.skip {
  position: absolute;
  left: 1rem;
  top: -4rem;
  background: var(--dark);
  color: var(--paper);
  padding: 0.5rem 0.8rem;
  z-index: 80;
}
.skip:focus { top: 0.75rem; }

.ui, .links, .kicker, .label, .badge, .button, .text-button, button, input, select, textarea, label {
  font-family: var(--sans);
}

.mono, code { font-family: var(--mono); }

.wrap { max-width: var(--max); margin: 0 auto; padding: 0 1.25rem; }

.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  background: oklch(0.93 0.025 95 / 0.92);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
}

.bar {
  max-width: var(--max);
  margin: 0 auto;
  padding: 0.7rem 1.25rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.brand {
  display: flex;
  flex-direction: column;
  text-decoration: none;
  color: inherit;

  strong {
    font-family: var(--sans);
    font-size: 0.78rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    font-weight: 600;
  }

  span {
    font-size: 0.78rem;
    color: var(--muted);
    font-family: var(--sans);
  }
}

.links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.15rem 0.85rem;
  justify-content: flex-end;
  align-items: center;

  a, .text-button {
    font-size: 0.78rem;
    letter-spacing: 0.02em;
    text-decoration: none;
    color: var(--muted);
    background: none;
    border: 0;
    padding: 0;
    cursor: pointer;
  }

  a:hover, .text-button:hover { color: var(--ink); }
}

.nav-toggle {
  display: none;
  border: 1px solid var(--line);
  background: var(--paper);
  border-radius: 8px;
  padding: 0.4rem 0.6rem;
  font-size: 0.8rem;
}

.hero {
  padding: 3.25rem 0 2.5rem;
  border-bottom: 1px solid var(--line);
}

.kicker {
  font-size: 0.75rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--gold);
  font-weight: 600;
  margin: 0 0 0.85rem;
}

h1 {
  font-size: clamp(2.1rem, 5vw, 3.45rem);
  line-height: 1.12;
  font-weight: 600;
  letter-spacing: -0.02em;
  margin: 0 0 1rem;
  max-width: 18ch;
}

.lede {
  font-size: 1.28rem;
  max-width: 40rem;
  color: oklch(0.28 0.02 130);
  margin: 0 0 1.6rem;
}

.meta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem 1.4rem;
  font-family: var(--sans);
  font-size: 0.86rem;
  color: var(--muted);

  b { color: var(--ink); font-weight: 550; }
}

section { padding: 3.1rem 0; border-bottom: 1px solid var(--line); }

h2 {
  font-size: clamp(1.65rem, 3vw, 2.15rem);
  line-height: 1.2;
  margin: 0 0 0.85rem;
  letter-spacing: -0.015em;
}

.section-lead { max-width: var(--prose); margin: 0 0 1.5rem; }
p { margin: 0 0 1rem; }
p:last-child { margin-bottom: 0; }
.prose { max-width: var(--prose); }
.muted { color: var(--muted); }

h3 {
  font-size: 1.28rem;
  margin: 0 0 0.55rem;
  letter-spacing: -0.01em;
}

.claims {
  display: grid;
  gap: 1rem;
  margin-top: 1.4rem;
}

.claim-card, .callout, .comment, .stat {
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.claim-card { padding: 1.15rem 1.2rem 1.25rem; }
.claim-card.status-disputed { border-color: oklch(0.78 0.06 55); }
.claim-card.status-outdated { opacity: 0.86; }

.claim-card__meta {
  display: flex;
  gap: 0.6rem;
  align-items: center;
  margin-bottom: 0.4rem;
}

.claim-slug { font-size: 0.75rem; color: var(--muted); }

.badge {
  display: inline-block;
  font-size: 0.7rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 0.15rem 0.5rem;
  color: var(--muted);
}

.badge.status-current, .badge.status-approved { border-color: oklch(0.75 0.05 155); color: var(--forest); background: var(--example); }
.badge.status-disputed, .badge.status-pending { border-color: oklch(0.78 0.06 80); color: var(--gold); background: var(--gold-soft); }
.badge.status-outdated, .badge.status-dismissed { border-color: oklch(0.8 0.05 50); color: var(--warn-ink); background: var(--warn); }

.source-pills {
  list-style: none;
  padding: 0;
  margin: 0.9rem 0 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;

  a {
    font-family: var(--sans);
    font-size: 0.8rem;
    text-decoration: none;
    display: inline-block;
    padding: 0.25rem 0.55rem;
    border: 1px solid var(--line);
    border-radius: 999px;
    background: var(--white);
  }
}

.claim-actions { margin-top: 0.9rem; font-family: var(--sans); font-size: 0.9rem; }

.callout { padding: 1rem 1.15rem; margin: 1rem 0; }
.callout.key { background: var(--gold-soft); border-color: oklch(0.84 0.06 90); }
.callout.note { background: var(--warn); border-color: oklch(0.82 0.05 55); }
.callout .label { margin-bottom: 0.25rem; }

.label {
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--gold);
  font-weight: 600;
}

.stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0.8rem;
  margin: 1.25rem 0;
}

.stat { padding: 1rem 1.05rem; }
.stat .fig {
  font-family: var(--mono);
  font-size: 1.35rem;
  font-weight: 500;
  margin: 0.15rem 0 0.25rem;
}

.claim-page, .auth, .admin-main { padding: 2.2rem 0 3rem; }
.discuss { margin-top: 2rem; max-width: var(--prose); }

.comment {
  padding: 0.9rem 1rem;
  margin: 0 0 0.75rem;

  header {
    display: flex;
    flex-wrap: wrap;
    gap: 0.4rem 0.7rem;
    align-items: center;
    font-family: var(--sans);
    font-size: 0.85rem;
    margin-bottom: 0.4rem;
  }
}

.comment--pending { border-style: dashed; }

.comment-form, .auth-form, .admin-form {
  display: grid;
  gap: 0.9rem;
  margin-top: 1rem;
}

.field { display: grid; gap: 0.3rem; }
label, legend { font-size: 0.86rem; font-weight: 600; }

input, select, textarea {
  font-size: 1rem;
  padding: 0.55rem 0.7rem;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: var(--white);
  color: var(--ink);
}

button, .button, input[type="submit"] {
  font-family: var(--sans);
  font-size: 0.9rem;
  border: 1px solid var(--forest);
  background: var(--forest);
  color: var(--paper);
  border-radius: 10px;
  padding: 0.5rem 0.85rem;
  cursor: pointer;
  text-decoration: none;
  display: inline-block;
}

.button.danger, button.danger {
  background: var(--warn-ink);
  border-color: var(--warn-ink);
}

.flash { padding-top: 1rem; }
.notice, .alert {
  padding: 0.7rem 0.9rem;
  border-radius: 10px;
  font-family: var(--sans);
}
.notice { background: var(--example); }
.alert { background: var(--warn); color: var(--warn-ink); }

.site-footer {
  background: var(--dark);
  color: oklch(0.84 0.02 95);
  padding: 2.2rem 0;
  font-size: 0.95rem;

  a { color: oklch(0.82 0.1 90); }
}

.admin-heading {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  align-items: center;
  flex-wrap: wrap;
  margin-bottom: 1rem;
}

.filter { display: flex; gap: 0.8rem; font-family: var(--sans); font-size: 0.9rem; }
.check { display: block; font-weight: 400; margin: 0.25rem 0; }

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.98rem;
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
}

th, td {
  text-align: left;
  padding: 0.7rem 0.9rem;
  border-bottom: 1px solid var(--line);
  vertical-align: top;
}

th {
  font-family: var(--sans);
  font-size: 0.75rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--muted);
  background: oklch(0.93 0.03 95);
}

.numc { font-family: var(--mono); }

@media (max-width: 760px) {
  .nav-toggle { display: inline-flex; }

  .links {
    display: none;
    position: absolute;
    left: 0;
    right: 0;
    top: 100%;
    background: oklch(0.94 0.03 95);
    border-bottom: 1px solid var(--line);
    padding: 0.7rem 1.25rem 1rem;
    flex-direction: column;
    gap: 0.55rem;
  }

  .links.is-open { display: flex; }
  .stats { grid-template-columns: 1fr 1fr; }
}