:root {
  --field: #0E2A20;
  --turf: #143B2C;
  --line: #26493B;
  --chalk: #F4F1E8;
  --chalk-dim: #9FB3A8;
  --amber: #E8A33D;
  --amber-dim: #7A5A22;
  --loss: #C4695A;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--field);
  color: var(--chalk);
  font-family: 'IBM Plex Sans', sans-serif;
  font-size: 16px;
  line-height: 1.6;
}

.wordmark, .week-label, .panel-title, .stat-value {
  font-family: 'Oswald', sans-serif;
  font-weight: 600;
  letter-spacing: 0.02em;
}

/* Masthead */
.masthead {
  border-bottom: 1px solid var(--line);
  background: var(--turf);
}
.masthead-inner {
  max-width: 900px;
  margin: 0 auto;
  padding: 20px 24px;
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 8px;
}
.wordmark {
  font-size: 24px;
  color: var(--chalk);
}
.record-strip {
  font-size: 14px;
  color: var(--chalk-dim);
  font-variant-numeric: tabular-nums;
}
.record-strip strong {
  color: var(--amber);
  font-weight: 500;
}

/* Week banner */
.week-banner {
  border-bottom: 1px solid var(--line);
}
.week-banner-inner {
  max-width: 900px;
  margin: 0 auto;
  padding: 14px 24px;
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 8px;
}
.week-label {
  font-size: 18px;
  color: var(--amber);
}
.updated-label {
  font-size: 13px;
  color: var(--chalk-dim);
}

/* Panels */
.panel {
  max-width: 900px;
  margin: 0 auto;
  padding: 32px 24px;
  border-bottom: 1px solid var(--line);
}
.panel-title {
  font-size: 20px;
  margin: 0 0 6px;
  color: var(--chalk);
}
.panel-note {
  margin: 0 0 20px;
  color: var(--chalk-dim);
  font-size: 14px;
  max-width: 60ch;
}

/* Tables */
.table-wrap { overflow-x: auto; }
table {
  width: 100%;
  border-collapse: collapse;
  font-size: 15px;
}
th, td {
  padding: 10px 12px;
  text-align: left;
  white-space: nowrap;
}
th {
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--chalk-dim);
  border-bottom: 1px solid var(--line);
  font-weight: 400;
}
td {
  border-bottom: 1px solid var(--line);
  font-variant-numeric: tabular-nums;
}
tbody tr:hover { background: rgba(244, 241, 232, 0.03); }
th:nth-child(n+2), td:nth-child(n+2) { text-align: right; }
th:nth-child(1), td:nth-child(1) { text-align: left; white-space: normal; }

.edge-cell { color: var(--amber); font-weight: 500; }
.pick-cell { color: var(--chalk); font-weight: 500; }
.line-move {
  font-size: 11px;
  color: var(--chalk-dim);
  font-weight: 400;
  white-space: nowrap;
}
.loading-row, .empty-row {
  text-align: center;
  color: var(--chalk-dim);
  padding: 24px 12px;
}
.result-win { color: #8FBF9F; }
.result-loss { color: var(--loss); }
.result-push { color: var(--chalk-dim); }
.pending { color: var(--chalk-dim); font-style: italic; }

/* Hero: best bet of the week */
.hero-panel {
  border: 1px solid var(--amber-dim);
  background: rgba(232, 163, 61, 0.05);
}
.hero-label {
  margin: 0 0 14px;
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--amber);
  font-weight: 500;
}
.hero-matchup {
  font-family: 'Oswald', sans-serif;
  font-size: 28px;
  font-weight: 600;
  color: var(--chalk);
  margin: 0 0 20px;
}
.hero-stats {
  display: flex;
  gap: 32px;
  flex-wrap: wrap;
  margin-bottom: 16px;
}
.hero-stat {
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.hero-stat-label {
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--chalk-dim);
}
.hero-stat-value {
  font-family: 'Oswald', sans-serif;
  font-size: 32px;
  font-weight: 600;
  color: var(--chalk);
  font-variant-numeric: tabular-nums;
}
.hero-stat-edge .hero-stat-value { color: var(--amber); }
.hero-pick {
  margin: 0;
  font-size: 16px;
  color: var(--chalk-dim);
}
.hero-pick strong { color: var(--chalk); font-weight: 500; }
.hero-proj {
  margin: 6px 0 0;
  font-size: 13px;
  color: var(--chalk-dim);
}

/* Confidence tier badges */
.tier-badge {
  margin-left: 6px;
  font-size: 12px;
  letter-spacing: 1px;
}
.tier-badge.tier-high { color: var(--amber); }
.tier-badge.tier-solid { color: #C9A15A; }
.tier-badge.tier-lean { color: var(--chalk-dim); }
.spread-warning {
  font-size: 11px;
  color: var(--loss);
  font-weight: 400;
  white-space: normal;
  max-width: 220px;
}

/* Past weeks */
.week-pills {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 16px 0 0;
}
.week-pill {
  background: var(--turf);
  border: 1px solid var(--line);
  color: var(--chalk-dim);
  font-family: 'IBM Plex Sans', sans-serif;
  font-size: 13px;
  padding: 6px 14px;
  border-radius: 999px;
  cursor: pointer;
}
.week-pill:hover { border-color: var(--amber-dim); color: var(--chalk); }
.week-pill.active { border-color: var(--amber); color: var(--amber); }
.history-detail-title {
  font-family: 'Oswald', sans-serif;
  font-size: 16px;
  font-weight: 600;
  color: var(--chalk);
  margin: 20px 0 12px;
}

/* Accessibility: skip link + visible focus states */
.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  background: var(--amber);
  color: var(--field);
  padding: 10px 18px;
  font-weight: 500;
  z-index: 100;
  border-radius: 0 0 4px 0;
}
.skip-link:focus {
  left: 0;
}
a:focus-visible,
button:focus-visible,
.disclosure:focus-visible,
.week-pill:focus-visible {
  outline: 2px solid var(--amber);
  outline-offset: 2px;
}

/* Sortable column headers (real <button> inside <th> for native keyboard
   support -- Enter/Space just work, no custom key handling needed) */
th .sort-btn {
  background: none;
  border: none;
  padding: 0;
  margin: 0;
  font: inherit;
  color: inherit;
  cursor: pointer;
  text-decoration: underline;
  text-decoration-style: dotted;
  text-decoration-color: var(--line);
  text-underline-offset: 3px;
}
th .sort-btn:hover { color: var(--chalk); }
th[aria-sort="ascending"] .sort-btn,
th[aria-sort="descending"] .sort-btn {
  color: var(--amber);
  text-decoration-color: var(--amber-dim);
}
.th-arrow {
  display: inline-block;
  margin-left: 4px;
  font-size: 10px;
}

/* 404 page */
.error-page {
  max-width: 900px;
  margin: 0 auto;
  padding: 100px 24px;
  text-align: center;
}
.error-code {
  font-family: 'Oswald', sans-serif;
  font-size: 96px;
  font-weight: 600;
  color: var(--amber);
  margin: 0;
  line-height: 1;
}
.error-heading {
  font-family: 'Oswald', sans-serif;
  font-size: 24px;
  font-weight: 600;
  color: var(--chalk);
  margin: 16px 0 8px;
}
.error-body {
  color: var(--chalk-dim);
  margin: 0 0 32px;
}
.error-home-link {
  display: inline-block;
  color: var(--field);
  background: var(--amber);
  font-weight: 500;
  padding: 10px 24px;
  border-radius: 4px;
  text-decoration: none;
}
/* Amber outline would vanish against this button's amber background --
   override the general focus-visible rule with a contrasting color. */
.error-home-link:focus-visible {
  outline: 2px solid var(--chalk);
  outline-offset: 2px;
}

/* Disclosure */
.disclosure {
  width: 100%;
  background: none;
  border: none;
  color: var(--chalk);
  font-family: 'Oswald', sans-serif;
  font-size: 18px;
  font-weight: 600;
  letter-spacing: 0.02em;
  padding: 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  cursor: pointer;
}
.disclosure .chevron {
  font-style: normal;
  font-size: 14px;
  color: var(--chalk-dim);
  transition: transform 0.15s ease;
}
.disclosure[aria-expanded="true"] .chevron { transform: rotate(180deg); }
#rankings-panel { margin-top: 20px; }

/* Footer */
.site-footer {
  max-width: 900px;
  margin: 0 auto;
  padding: 20px 24px 40px;
  color: var(--chalk-dim);
  font-size: 13px;
}

@media (max-width: 520px) {
  th, td { padding: 8px 8px; font-size: 13px; }
  .panel { padding: 24px 16px; }
}