/* ─── CSS Reset & Base ──────────────────────────────────────────────────── */

*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

:root {
  --bg: #0f1923;
  --bg-card: #1a2736;
  --bg-card-hover: #223344;
  --text: #e8edf2;
  --text-muted: #8899aa;
  --accent: #ff9f1c;
  --accent-hover: #ffb84d;
  --green: #2ecc71;
  --green-bg: rgba(46, 204, 113, 0.12);
  --red: #e74c3c;
  --red-bg: rgba(231, 76, 60, 0.12);
  --gray: #7f8c8d;
  --gray-bg: rgba(127, 140, 141, 0.12);
  --border: #2c3e50;
  --radius: 8px;
  --shadow: 0 2px 8px rgba(0,0,0,0.3);
  --font: 'Segoe UI', system-ui, -apple-system, sans-serif;
}

body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  line-height: 1.5;
  min-height: 100vh;
}

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

/* ─── Header ───────────────────────────────────────────────────────────── */

.site-header {
  background: linear-gradient(135deg, #1a2736 0%, #0f1923 100%);
  border-bottom: 2px solid var(--accent);
  padding: 1rem 2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
}

.site-header h1 {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--accent);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.site-header h1 .emoji {
  font-size: 1.8rem;
}

.site-nav {
  display: flex;
  gap: 1.5rem;
}

.site-nav a {
  color: var(--text-muted);
  font-weight: 500;
  transition: color 0.2s;
}

.site-nav a:hover,
.site-nav a.active {
  color: var(--accent);
  text-decoration: none;
}

/* ─── Container ────────────────────────────────────────────────────────── */

.container {
  max-width: 1600px;
  margin: 0 auto;
  padding: 1.5rem;
}

.container-narrow {
  max-width: 800px;
}

/* ─── Scoreboard Table ─────────────────────────────────────────────────── */

.scoreboard-table {
  width: 100%;
  border-collapse: collapse;
  margin-top: 1rem;
}

.scoreboard-table th,
.scoreboard-table td {
  padding: 0.75rem 1rem;
  text-align: left;
  border-bottom: 1px solid var(--border);
}

.scoreboard-table th {
  color: var(--accent);
  font-weight: 600;
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.scoreboard-table tbody tr {
  cursor: pointer;
  transition: background 0.2s;
}

.scoreboard-table tbody tr:hover {
  background: var(--bg-card-hover);
}

.scoreboard-table .rank {
  font-weight: 700;
  color: var(--accent);
  width: 50px;
}

.scoreboard-table .name {
  font-weight: 600;
}

.scoreboard-table .score {
  font-weight: 700;
  font-size: 1.1rem;
}

.scoreboard-table .max-possible {
  color: var(--text-muted);
}

.loading {
  text-align: center;
  padding: 3rem;
  color: var(--text-muted);
  font-size: 1.1rem;
}

.error-msg {
  text-align: center;
  padding: 2rem;
  color: var(--red);
  font-weight: 600;
}

.last-updated {
  text-align: right;
  color: var(--text-muted);
  font-size: 0.8rem;
  margin-top: 0.5rem;
}

.info-banner {
  background: var(--bg-card);
  border: 1px solid var(--accent);
  border-radius: var(--radius);
  padding: 0.75rem 1.25rem;
  margin-bottom: 1rem;
  color: var(--text);
  font-size: 0.9rem;
}

.info-banner.closed {
  border-color: var(--red);
  color: var(--red);
  font-weight: 600;
}

/* ─── Submitting Overlay ───────────────────────────────────────────────── */

.overlay {
  position: fixed;
  inset: 0;
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(0, 0, 0, 0.7);
}

.overlay-box {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 2rem 2.5rem;
  max-width: 420px;
  margin: 1rem;
  text-align: center;
}

.overlay-box h3 {
  margin: 0.75rem 0 0.5rem;
}

.overlay-box p {
  color: var(--text-muted);
  margin-bottom: 1rem;
}

.spinner {
  width: 48px;
  height: 48px;
  margin: 0 auto;
  border: 5px solid var(--border);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin 0.9s linear infinite;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

/* ─── Hall of Fame ─────────────────────────────────────────────────────── */

.hof-season {
  background: var(--bg-card);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 1rem 1.5rem 0.5rem;
  margin-bottom: 1.5rem;
}

.hof-season-header {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.hof-season-header h2 {
  color: var(--accent);
}

.hof-champion {
  color: var(--text-muted);
  font-size: 0.9rem;
}

.hof-table tbody tr {
  cursor: default;
}

.hof-table tbody tr.hof-winner {
  background: var(--green-bg);
  font-weight: 700;
}

.export-panel {
  background: var(--bg-card);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 1rem 1.5rem;
  margin-top: 1.5rem;
}

.export-panel p {
  color: var(--text-muted);
  font-size: 0.85rem;
  margin: 0.25rem 0 0.75rem;
}

.export-text {
  display: block;
  width: 100%;
  margin: 0.75rem 0;
  padding: 0.6rem 0.8rem;
  background: var(--bg);
  border: 2px solid var(--border);
  border-radius: var(--radius);
  color: var(--text);
  font-family: monospace;
  font-size: 0.8rem;
}

/* ─── Bracket Header & Score ───────────────────────────────────────────── */

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

.bracket-header h2 {
  font-size: 1.6rem;
}

.bracket-score-summary {
  display: flex;
  gap: 1.5rem;
}

.bracket-score-summary .stat {
  text-align: center;
}

.bracket-score-summary .stat-value {
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--accent);
}

.bracket-score-summary .stat-label {
  font-size: 0.75rem;
  color: var(--text-muted);
  text-transform: uppercase;
}

/* ─── Opening Round Row ───────────────────────────────────────────────── */

.ff-row {
  background: var(--bg-card);
  border-radius: var(--radius);
  padding: 0.75rem 1rem;
  margin-bottom: 1rem;
  box-shadow: var(--shadow);
}

.ff-row-label {
  font-size: 0.75rem;
  text-transform: uppercase;
  color: var(--accent);
  font-weight: 700;
  letter-spacing: 0.05em;
  margin-bottom: 0.5rem;
}

.ff-games {
  display: grid;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  gap: 0.75rem;
}

.ff-games .bracket-game {
  min-width: 0;
}

/* ─── Main Bracket Layout (ESPN Style) ─────────────────────────────────── */

.bracket-main {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  gap: 0;
  align-items: stretch;
}

.bracket-half {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

/* ─── Region Bracket ───────────────────────────────────────────────────── */

.region-bracket {
  background: var(--bg-card);
  border-radius: var(--radius);
  padding: 0.75rem;
  box-shadow: var(--shadow);
}

.region-label {
  font-size: 0.8rem;
  text-transform: uppercase;
  color: var(--accent);
  font-weight: 700;
  letter-spacing: 0.05em;
  margin-bottom: 0.5rem;
  text-align: center;
}

.region-rounds {
  display: flex;
  gap: 0;
  align-items: stretch;
}

/* ─── Round Columns ────────────────────────────────────────────────────── */

.bracket-round {
  display: flex;
  flex-direction: column;
  flex: 1;
  min-width: 0;
}

.bracket-round-label {
  font-size: 0.6rem;
  text-transform: uppercase;
  color: var(--text-muted);
  text-align: center;
  margin-bottom: 0.4rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  white-space: nowrap;
}

.bracket-round-games {
  display: flex;
  flex-direction: column;
  justify-content: space-around;
  flex: 1;
  gap: 2px;
}

/* ─── Game Card ────────────────────────────────────────────────────────── */

.bracket-game {
  display: flex;
  flex-direction: column;
  margin: 2px 3px;
  border: 1px solid var(--border);
  border-radius: 3px;
  overflow: hidden;
}

.bracket-team {
  display: flex;
  align-items: center;
  padding: 2px 5px;
  font-size: 0.68rem;
  gap: 4px;
  background: var(--bg);
  border-bottom: 1px solid var(--border);
  min-height: 22px;
  transition: background 0.15s;
}

.bracket-team:last-child {
  border-bottom: none;
}

.bracket-team .seed {
  font-weight: 700;
  color: var(--text-muted);
  min-width: 16px;
  text-align: center;
  font-size: 0.62rem;
}

.bracket-team .team-name {
  flex: 1;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.bracket-team.winner {
  font-weight: 700;
}

/* ─── Pick Status Colors ──────────────────────────────────────────────── */

.pick-correct {
  background: var(--green-bg) !important;
  border-left: 3px solid var(--green);
}

.pick-correct .team-name {
  color: var(--green);
}

.pick-incorrect {
  background: var(--red-bg) !important;
  border-left: 3px solid var(--red);
}

.pick-incorrect .team-name {
  color: var(--red);
  text-decoration: line-through;
}

.pick-pending {
  background: var(--gray-bg) !important;
  border-left: 3px solid var(--gray);
}

.pick-pending .team-name {
  color: var(--text-muted);
}

.status-icon {
  font-size: 0.7rem;
  flex-shrink: 0;
}

/* ─── Submit: Clickable Pick Styling ───────────────────────────────────── */

.bracket-game-pick .bracket-team:not(.team-tbd) {
  cursor: pointer;
}

.bracket-game-pick .bracket-team:not(.team-tbd):hover {
  background: var(--bg-card-hover);
}

.bracket-team.team-tbd {
  opacity: 0.4;
}

.pick-selected {
  background: rgba(255, 159, 28, 0.18) !important;
  border-left: 3px solid var(--accent);
}

.pick-selected .team-name {
  color: var(--accent);
}

/* ─── Center Column (Final Four / Championship) ───────────────────────── */

.bracket-center {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 0 0.5rem;
  min-width: 160px;
  gap: 0.25rem;
}

.center-round-label {
  font-size: 0.6rem;
  text-transform: uppercase;
  color: var(--text-muted);
  font-weight: 700;
  letter-spacing: 0.04em;
  margin-top: 0.75rem;
}

.champ-label {
  color: var(--accent);
}

.bracket-center .bracket-game {
  width: 100%;
  max-width: 180px;
}

.champion-display {
  text-align: center;
  font-size: 0.9rem;
  color: var(--accent);
  padding: 0.4rem 0;
}

/* ─── Submit Download Bar ──────────────────────────────────────────────── */

.submit-download-bar {
  display: flex;
  gap: 1rem;
  align-items: center;
  flex-wrap: wrap;
  margin-top: 1.5rem;
  padding: 1rem 1.5rem;
  background: var(--bg-card);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.pick-counter {
  font-size: 0.85rem;
  color: var(--text-muted);
  font-weight: 600;
}

.name-input {
  padding: 0.6rem 1rem;
  background: var(--bg);
  border: 2px solid var(--border);
  border-radius: var(--radius);
  color: var(--text);
  font-size: 0.95rem;
  font-family: var(--font);
  width: 200px;
}

.name-input:focus {
  outline: none;
  border-color: var(--accent);
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.6rem 1.5rem;
  border: none;
  border-radius: var(--radius);
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s;
}

.btn-primary {
  background: var(--accent);
  color: var(--bg);
}

.btn-primary:hover {
  background: var(--accent-hover);
}

.btn-primary:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}

.btn-secondary {
  background: var(--border);
  color: var(--text);
}

.btn-secondary:hover {
  background: var(--bg-card-hover);
}

.success-message {
  background: var(--green-bg);
  border: 1px solid var(--green);
  border-radius: var(--radius);
  padding: 1rem 1.5rem;
  color: var(--green);
  margin-top: 1rem;
  display: none;
}

/* ─── Legend ────────────────────────────────────────────────────────────── */

.legend {
  display: flex;
  gap: 1.5rem;
  flex-wrap: wrap;
  margin-bottom: 1rem;
  font-size: 0.82rem;
}

.legend-item {
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.legend-swatch {
  width: 12px;
  height: 12px;
  border-radius: 2px;
}

.legend-swatch.correct  { background: var(--green); }
.legend-swatch.incorrect { background: var(--red); }
.legend-swatch.pending  { background: var(--gray); }

/* ─── Responsive ───────────────────────────────────────────────────────── */

@media (max-width: 1100px) {
  .bracket-main {
    grid-template-columns: 1fr;
    gap: 1rem;
  }

  .bracket-center {
    flex-direction: row;
    flex-wrap: wrap;
    justify-content: center;
    gap: 0.75rem;
    padding: 1rem;
    background: var(--bg-card);
    border-radius: var(--radius);
  }

  .bracket-center .bracket-game {
    max-width: 200px;
  }

  .center-round-label {
    width: 100%;
    text-align: center;
  }
}

@media (max-width: 768px) {
  .ff-games {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .site-header {
    padding: 0.75rem 1rem;
  }

  .container {
    padding: 0.75rem;
  }

  .bracket-team {
    font-size: 0.6rem;
    padding: 2px 3px;
    min-height: 18px;
  }

  .bracket-team .seed {
    font-size: 0.55rem;
    min-width: 14px;
  }

  .scoreboard-table th,
  .scoreboard-table td {
    padding: 0.5rem 0.6rem;
    font-size: 0.85rem;
  }
}

@media (max-width: 480px) {
  .ff-games {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .site-header h1 {
    font-size: 1.1rem;
  }

  .site-nav {
    gap: 1rem;
    font-size: 0.85rem;
  }

  .bracket-score-summary {
    gap: 1rem;
  }

  .bracket-score-summary .stat-value {
    font-size: 1.4rem;
  }
}