:root {
  --bg-primary: #0b0f1a;
  --bg-surface: #12151f;
  --bg-surface-hover: #171b28;
  --border: rgba(255, 255, 255, 0.09);

  --accent-cyan: #00e5ff;
  --accent-lime: #a6ff00;
  --accent-magenta: #ff2d95;

  --text-primary: #eef1f8;
  --text-secondary: #8a93a6;

  --font-ui: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --font-mono: "Roboto Mono", "SFMono-Regular", Consolas, "Liberation Mono", Menlo, monospace;

  --radius: 10px;
}

* { box-sizing: border-box; }

html { color-scheme: dark; }

body {
  margin: 0;
  background: var(--bg-primary);
  color: var(--text-primary);
  font-family: var(--font-ui);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

.wrap { max-width: 900px; margin: 0 auto; padding: 0 20px; }
.muted { color: var(--text-secondary); font-size: 0.9rem; }
.mono { font-family: var(--font-mono); }

/* Header */
.site-header { padding: 44px 0 28px; border-bottom: 1px solid var(--border); }
.brand { display: flex; align-items: baseline; gap: 8px; }
.brand-mark {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--accent-cyan);
}
.site-header h1 {
  margin: 0;
  font-size: 1.7rem;
  font-weight: 700;
  letter-spacing: -0.02em;
}
.site-header .tagline { margin: 8px 0 0; color: var(--text-secondary); font-size: 0.92rem; }

main { padding-bottom: 60px; }
section { margin-top: 44px; }
section h2 { font-size: 1.15rem; margin-bottom: 4px; letter-spacing: -0.01em; font-weight: 700; }

.section-heading {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  flex-wrap: wrap;
  gap: 6px;
  margin: 24px 0 14px;
}
.section-heading h2 { margin: 0; }

/* Surface: the one shared card style, used flat everywhere */
.console,
.game-card,
.stat-card,
.chart-container,
.how-card {
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
}

/* Console (season/week control bar) */
.console { padding: 16px 18px; }
.console-row {
  display: flex;
  align-items: flex-end;
  gap: 14px;
  flex-wrap: wrap;
}
.field { display: flex; flex-direction: column; gap: 6px; }
.field label {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-secondary);
}
.field select {
  background: var(--bg-primary);
  border: 1px solid var(--border);
  color: var(--text-primary);
  font-family: var(--font-mono);
  font-size: 0.88rem;
  padding: 8px 32px 8px 12px;
  border-radius: 6px;
  min-width: 140px;
  appearance: none;
  cursor: pointer;
  background-image: linear-gradient(45deg, transparent 50%, var(--text-secondary) 50%), linear-gradient(135deg, var(--text-secondary) 50%, transparent 50%);
  background-position: calc(100% - 16px) center, calc(100% - 11px) center;
  background-size: 5px 5px, 5px 5px;
  background-repeat: no-repeat;
}
.field select:focus { border-color: var(--accent-cyan); }
.field select:focus-visible { outline: 2px solid var(--accent-cyan); outline-offset: 2px; }

.btn-run {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 0.82rem;
  letter-spacing: 0.03em;
  color: #05130a;
  background: var(--accent-lime);
  border: none;
  border-radius: 6px;
  padding: 10px 18px;
  cursor: pointer;
}
.btn-run:hover { background: #b8ff33; }
.btn-run:active { background: #8fd900; transform: scale(0.97); }
.btn-run:focus-visible { outline: 2px solid var(--accent-cyan); outline-offset: 2px; }
.btn-run:disabled { opacity: 0.5; cursor: default; }

.console-status { margin-top: 10px; font-family: var(--font-mono); font-size: 0.78rem; min-height: 1em; color: var(--accent-magenta); }

/* Loading state — a plain indeterminate progress bar, not a decorative animation */
.loading-screen {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 14px;
  padding: 48px 20px;
}
.loading-screen[hidden] { display: none; }
.progress-track {
  width: 200px;
  height: 3px;
  border-radius: 2px;
  background: var(--border);
  overflow: hidden;
  position: relative;
}
.progress-track::after {
  content: "";
  position: absolute;
  top: 0;
  left: -40%;
  width: 40%;
  height: 100%;
  background: var(--accent-cyan);
  animation: indeterminate 1.1s ease-in-out infinite;
}
@keyframes indeterminate {
  0% { left: -40%; }
  100% { left: 100%; }
}
.loading-text {
  font-family: var(--font-mono);
  font-size: 0.76rem;
  letter-spacing: 0.08em;
  color: var(--text-secondary);
}

/* Game cards */
.games-list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 10px;
}
.games-list.is-refreshing { opacity: 0.45; pointer-events: none; transition: opacity 0.1s ease; }

.game-card {
  padding: 14px 16px;
  transition: border-color 0.12s ease;
}
.game-card:hover { border-color: rgba(255, 255, 255, 0.18); }
.game-card.is-final { opacity: 0.85; }
.game-card.is-expanded { grid-column: 1 / -1; }

/* Teams on the left, win-prob/ATS on the right, top-aligned so the win-prob
   number sits horizontally level with the away-team row (the whole point of
   the card). Kickoff time is a small standalone line above, out of the way
   instead of competing with either column for space. */
.card-top { display: flex; align-items: flex-start; gap: 14px; }

.matchup-teams { flex: 1; min-width: 0; }
.team-row { display: flex; align-items: stretch; gap: 10px; padding: 3px 0; }
.team-color-bar { width: 3px; border-radius: 2px; flex-shrink: 0; }
.team-logo { width: 28px; height: 28px; object-fit: contain; flex-shrink: 0; align-self: center; }
.team-abbr, .team-score { align-self: center; }
.team-abbr { font-weight: 600; font-size: 0.95rem; min-width: 38px; }
.team-score { margin-left: auto; font-family: var(--font-mono); font-weight: 700; font-size: 1.02rem; }
.team-row.is-loser { opacity: 0.5; }
.team-row.is-loser .team-score { font-weight: 500; }

.kickoff-tag {
  display: block;
  margin-bottom: 8px;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-secondary);
  text-align: left;
  white-space: nowrap;
}

.headline-stats {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 6px;
  min-width: 0;
}
.win-prob {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 1.7rem;
  line-height: 1;
}
.win-prob.value-lime { color: var(--accent-lime); }
.win-prob.value-magenta { color: var(--accent-magenta); }
.win-prob.value-cyan { color: var(--accent-cyan); }
.win-prob-label {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--text-secondary);
}

.ats-line {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  padding: 2px 9px;
  border-radius: 4px;
  font-weight: 600;
  white-space: nowrap;
}
.ats-line.value-lime { background: rgba(166, 255, 0, 0.1); color: var(--accent-lime); }
.ats-line.value-magenta { background: rgba(255, 45, 149, 0.1); color: var(--accent-magenta); }

.badge-inline {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.03em;
  padding: 1px 6px;
  border-radius: 4px;
  margin-left: 6px;
}
.badge-inline.correct { background: rgba(166, 255, 0, 0.12); color: var(--accent-lime); }
.badge-inline.incorrect { background: rgba(255, 45, 149, 0.12); color: var(--accent-magenta); }
.badge-inline.push { background: rgba(255, 255, 255, 0.07); color: var(--text-secondary); }

/* Progressive disclosure */
.expand-toggle {
  display: flex;
  align-items: center;
  gap: 6px;
  width: 100%;
  margin-top: 8px;
  padding: 8px 0;
  border: none;
  border-top: 1px solid var(--border);
  background: none;
  cursor: pointer;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--text-secondary);
  user-select: none;
}
.expand-toggle:hover { color: var(--text-primary); }
.expand-toggle:active { color: var(--accent-cyan); }
.expand-toggle:focus-visible { outline: 2px solid var(--accent-cyan); outline-offset: 2px; }
.expand-toggle .chevron { transition: transform 0.12s ease; font-size: 0.68rem; }
.game-card.is-expanded .expand-toggle .chevron { transform: rotate(90deg); }

.card-detail {
  display: none;
  margin-top: 14px;
  padding-top: 14px;
  border-top: 1px solid var(--border);
}
.game-card.is-expanded .card-detail { display: block; }

.detail-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
  gap: 10px 16px;
  margin-bottom: 14px;
}
.detail-item .detail-label {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--text-secondary);
  display: block;
}
.detail-item .detail-value {
  font-family: var(--font-mono);
  font-size: 0.9rem;
  font-weight: 600;
}

.sparkline-block { margin-top: 6px; }
.sparkline-block .detail-label {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--text-secondary);
  display: block;
  margin-bottom: 6px;
}
.sparkline-block svg { width: 100%; height: 48px; display: block; }
.sparkline-empty { font-size: 0.78rem; color: var(--text-secondary); font-style: italic; }

/* Scorecard */
.scorecard-cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 8px;
}
.stat-card { padding: 14px 16px; }
.stat-card .stat-value { font-family: var(--font-mono); font-size: 1.4rem; font-weight: 700; color: var(--text-primary); }
.stat-card .stat-label { color: var(--text-secondary); font-size: 0.78rem; margin-top: 3px; }

.small-sample-note { margin-top: 10px; font-style: italic; }

/* Chart */
.chart-container { padding: 16px; }
.chart-container svg { width: 100%; height: auto; display: block; }
.legend {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 10px;
  font-size: 0.82rem;
  color: var(--text-secondary);
  align-items: center;
}
.legend .swatch { display: inline-block; width: 10px; height: 10px; border-radius: 2px; margin-right: 5px; }
.legend .swatch.win { background: var(--accent-cyan); }
.legend .swatch.ats { background: var(--accent-magenta); }

/* How it works */
.how-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.how-card { padding: 18px 20px; }
.how-card h3 { margin-top: 0; font-size: 0.98rem; }
.how-card ul { margin: 0 0 10px; padding-left: 20px; }
.how-card li { margin-bottom: 4px; }

@media (max-width: 640px) {
  .how-grid { grid-template-columns: 1fr; }
  .games-list { grid-template-columns: 1fr; }
}

/* Callout */
.callout {
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-left: 3px solid var(--accent-cyan);
  border-radius: var(--radius);
  padding: 18px 20px;
}
.callout p { margin: 0 0 10px; }
.callout p:last-child { margin-bottom: 0; }
.callout code {
  background: rgba(255, 255, 255, 0.08);
  padding: 1px 5px;
  border-radius: 4px;
  font-family: var(--font-mono);
  font-size: 0.88em;
  color: var(--accent-lime);
}

/* Footer */
.site-footer {
  margin-top: 60px;
  padding-top: 20px;
  border-top: 1px solid var(--border);
  color: var(--text-secondary);
  font-size: 0.82rem;
}
.site-footer a { color: var(--accent-cyan); }
.site-footer p { margin: 4px 0; }