/* ── Reset & Base ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --bg: #f5f5f5;
  --surface: #ffffff;
  --border: #d4d4d4;
  --border-light: #e5e5e5;
  --text: #1a1a1a;
  --text-dim: #737373;
  --accent: #2563eb;
  --team-height: 30px;
}

html { font-size: 14px; }
html.zoomed { font-size: 20px; --team-height: 42px; }
body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  min-height: 100dvh;
}

/* ── Header ── */
header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 16px;
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  flex-wrap: wrap;
  gap: 8px;
}
.title-block {
  display: flex;
  align-items: baseline;
  gap: 10px;
}
.title-text {
  font-family: 'Passion One', 'Impact', 'Arial Black', sans-serif;
  font-size: 2.2rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--text);
  white-space: nowrap;
}
.title-year {
  font-size: 1rem;
  font-weight: 700;
  color: var(--text-dim);
  letter-spacing: 0.1em;
}
#main-nav { display: flex; gap: 4px; align-items: center; }
#year-select {
  background: var(--surface);
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 6px 10px;
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  appearance: auto;
}
.tab {
  background: transparent;
  color: var(--text-dim);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 6px 16px;
  cursor: pointer;
  font-size: 0.85rem;
  font-weight: 500;
  transition: all 0.15s;
}
.tab:hover { color: var(--text); border-color: var(--text-dim); }
.tab.active {
  background: var(--accent);
  color: #fff;
  border-color: var(--accent);
}

/* ── Leaderboard ── */
#leaderboard {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  padding: 10px 16px;
  background: var(--surface);
  border-bottom: 1px solid var(--border);
}
.lb-card {
  flex: 1 1 auto;
  min-width: 0;
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 6px 12px;
  border-radius: 6px;
  background: var(--bg);
  border: 1px solid var(--border);
  cursor: pointer;
  transition: border-color 0.15s, box-shadow 0.15s;
  white-space: nowrap;
}
.lb-card:hover { border-color: var(--accent); box-shadow: 0 1px 4px rgba(0,0,0,0.08); }
.lb-rank {
  font-weight: 700;
  font-size: 0.8rem;
  color: var(--text-dim);
  min-width: 20px;
}
.lb-name { font-weight: 600; font-size: 0.85rem; }
.lb-score {
  font-weight: 700;
  font-size: 1rem;
  margin-left: 4px;
}
.lb-pip {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  flex-shrink: 0;
  border: 1px solid rgba(0,0,0,0.1);
}

/* ── Region Tabs ── */
#region-tabs {
  display: flex;
  gap: 4px;
  padding: 10px 16px;
  overflow-x: auto;
}
.region-tab {
  flex-shrink: 0;
  background: var(--surface);
  color: var(--text-dim);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 6px 14px;
  cursor: pointer;
  font-size: 0.8rem;
  font-weight: 500;
  transition: all 0.15s;
}
.region-tab:hover { color: var(--text); border-color: var(--text-dim); }
.region-tab.active {
  background: var(--accent);
  color: #fff;
  border-color: var(--accent);
}

/* ── Bracket Layout ── */
#bracket-container {
  padding: 12px 16px;
  overflow-x: auto;
}
.bracket-region {
  display: flex;
  gap: 0;
  min-height: 540px;
}
html.zoomed .round { min-width: 255px; }

.round {
  display: flex;
  flex-direction: column;
  justify-content: space-around;
  min-width: 180px;
  flex-shrink: 0;
  position: relative;
}
.round-label {
  text-align: center;
  font-size: 0.7rem;
  font-weight: 600;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding-bottom: 6px;
  position: absolute;
  top: -20px;
  left: 0;
  right: 0;
}

/* ── Matchup & Teams ── */
.matchup {
  position: relative;
  display: flex;
  flex-direction: column;
  margin: 4px 0;
}
.matchup-time {
  font-size: 0.6rem;
  color: var(--text-dim);
  text-align: center;
  padding: 2px 0;
  white-space: nowrap;
}
.team-slot {
  display: flex;
  align-items: center;
  gap: 4px;
  height: var(--team-height);
  padding: 0 8px;
  font-size: 0.75rem;
  border: 1px solid var(--border);
  background: var(--surface);
  white-space: nowrap;
  overflow: hidden;
  transition: opacity 0.15s;
}
.team-slot:first-child { border-bottom: none; }
.team-slot.winner {
  font-weight: 600;
}
.team-slot.loser {
  opacity: 0.35;
}
.team-slot.empty {
  border-style: dashed;
  border-color: var(--border-light);
  background: var(--bg);
}
.team-logo {
  width: 18px;
  height: 18px;
  object-fit: contain;
  flex-shrink: 0;
}
.seed {
  font-weight: 700;
  color: var(--text-dim);
  min-width: 16px;
  text-align: right;
}
.team-name {
  font-weight: 500;
  overflow: hidden;
  text-overflow: ellipsis;
  margin-right: auto;
}
.owner-tag {
  font-size: 0.65rem;
  font-weight: 700;
  padding: 1px 5px;
  border-radius: 3px;
  flex-shrink: 0;
}

/* ── Scores & Live ── */
.team-score {
  margin-left: auto;
  font-weight: 700;
  font-size: 0.8rem;
  min-width: 20px;
  text-align: right;
  flex-shrink: 0;
}
.team-score.live {
  color: #d32f2f;
}
.team-slot.live {
  border-color: #d32f2f;
  border-width: 1px 1px 1px 3px;
}
.matchup-time.live {
  color: #d32f2f;
  font-weight: 700;
  animation: live-pulse 2s ease-in-out infinite;
}
@keyframes live-pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.5; }
}

/* ── Roster Live ── */
.roster-team.live {
  background: rgba(211, 47, 47, 0.06);
}
.roster-live {
  font-size: 0.65rem;
  font-weight: 700;
  color: #fff;
  background: #d32f2f;
  padding: 1px 5px;
  border-radius: 3px;
  flex-shrink: 0;
  animation: live-pulse 2s ease-in-out infinite;
}
.roster-score-final {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--text-dim);
  flex-shrink: 0;
}

/* ── Bracket Connectors ── */
.connector-col {
  display: flex;
  flex-direction: column;
  justify-content: space-around;
  width: 16px;
  flex-shrink: 0;
}
.connector {
  position: relative;
  flex: 1;
  display: flex;
  align-items: center;
}
.connector::before {
  content: '';
  position: absolute;
  right: 0;
  top: 25%;
  bottom: 25%;
  width: 100%;
  border: 1px solid var(--border);
  border-left: none;
  border-radius: 0 4px 4px 0;
}

/* ── Final Four ── */
.final-four {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0;
  padding: 30px 16px;
  min-height: 400px;
}
.ff-col {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}
.ff-center {
  gap: 16px;
}
.ff-connector {
  width: 24px;
  height: 60px;
  flex-shrink: 0;
  position: relative;
}
.ff-connector::before {
  content: '';
  position: absolute;
  top: 0;
  bottom: 0;
  width: 100%;
  border: 1px solid var(--border);
  border-radius: 4px;
}
.ff-label {
  font-size: 0.7rem;
  font-weight: 600;
  color: var(--text-dim);
  text-transform: uppercase;
  margin-bottom: 4px;
}
.championship-label {
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--accent);
  text-transform: uppercase;
  margin-bottom: 4px;
}
.final-four .team-slot { min-width: 200px; }

/* ── Champion Display ── */
.champion-display {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  padding: 16px 24px;
  border: 2px solid var(--border);
  border-radius: 10px;
  background: var(--surface);
  text-align: center;
}
.champion-trophy {
  font-size: 2rem;
  line-height: 1;
}
.champion-logo {
  width: 48px;
  height: 48px;
  object-fit: contain;
}
.champion-name {
  font-family: 'Passion One', 'Impact', 'Arial Black', sans-serif;
  font-size: 1.4rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.03em;
}
.champion-seed {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text-dim);
}
.champion-owner {
  font-size: 0.7rem;
  font-weight: 700;
  padding: 2px 10px;
  border-radius: 4px;
}

/* ── Roster View ── */
#roster-view {
  padding: 16px;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 12px;
}
.roster-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
  overflow: hidden;
  box-shadow: 0 1px 3px rgba(0,0,0,0.06);
}
.roster-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 12px;
  cursor: pointer;
  border-bottom: 1px solid var(--border-light);
}
.roster-header:hover { background: rgba(0,0,0,0.02); }
.roster-player-name {
  font-weight: 700;
  font-size: 1rem;
}
.roster-score {
  font-weight: 700;
  font-size: 1.1rem;
  color: var(--accent);
}
.roster-teams {
  list-style: none;
  padding: 4px 0;
}
.roster-team {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 4px 12px;
  font-size: 0.8rem;
}
.roster-team.eliminated {
  opacity: 0.35;
  text-decoration: line-through;
}
.roster-team.active { font-weight: 600; }
.roster-team .seed {
  min-width: 20px;
  text-align: right;
}
.roster-team .region-badge {
  font-size: 0.65rem;
  color: var(--text-dim);
  margin-left: auto;
}

/* ── Score Modal ── */
.modal { position: fixed; inset: 0; z-index: 100; display: flex; align-items: center; justify-content: center; }
.modal.hidden { display: none; }
.modal-backdrop { position: absolute; inset: 0; background: rgba(0,0,0,0.4); }
.modal-content {
  position: relative;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 20px;
  max-width: 560px;
  width: 90%;
  max-height: 80dvh;
  overflow-y: auto;
  box-shadow: 0 8px 30px rgba(0,0,0,0.12);
}
.modal-close {
  position: absolute;
  top: 8px;
  right: 12px;
  background: none;
  border: none;
  color: var(--text-dim);
  font-size: 1.4rem;
  cursor: pointer;
}
.modal-close:hover { color: var(--text); }
#score-breakdown h3 {
  font-size: 1rem;
  margin-bottom: 12px;
}
.breakdown-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.8rem;
}
.breakdown-table th,
.breakdown-table td {
  padding: 4px 8px;
  text-align: left;
  border-bottom: 1px solid var(--border-light);
}
.breakdown-table th {
  color: var(--text-dim);
  font-weight: 600;
  white-space: nowrap;
}
.breakdown-table .round-pts {
  text-align: center;
  min-width: 30px;
}
.breakdown-table .pts-total {
  text-align: center;
  font-weight: 700;
}
.breakdown-total {
  font-weight: 700;
  font-size: 0.9rem;
  text-align: right;
  padding-top: 8px;
  color: var(--accent);
}

/* ── Zoom Toggle ── */
html.zoomed #zoom-toggle { background: var(--accent); color: #fff; border-color: var(--accent); }

/* ── GitHub Link ── */
.github-link {
  position: fixed;
  bottom: 10px;
  right: 14px;
  color: var(--text-dim);
  opacity: 0.3;
  transition: opacity 0.15s;
}
.github-link:hover { opacity: 0.8; }

/* ── Utilities ── */
.hidden { display: none !important; }

/* ── Responsive ── */
@media (max-width: 600px) {
  header { padding: 8px 12px; }
  .title-text { font-size: 1.2rem; }
  .title-year { font-size: 0.8rem; }
  .tab { padding: 5px 10px; font-size: 0.8rem; }
  #leaderboard { padding: 8px 12px; display: grid; grid-template-columns: 1fr 1fr; }
  .lb-card { padding: 4px 8px; gap: 5px; }
  .lb-name { font-size: 0.75rem; }
  .lb-score { font-size: 0.85rem; }
  #region-tabs { padding: 8px 12px; }
  #bracket-container { padding: 8px 12px; }
  .round { min-width: 150px; }
  html.zoomed .round { min-width: 210px; }
  .final-four {
    flex-direction: column;
    gap: 16px;
    padding: 16px 12px;
    min-height: auto;
  }
  .ff-connector { display: none; }
  .champion-logo { width: 36px; height: 36px; }
  .champion-name { font-size: 1.1rem; }
  .team-slot { font-size: 0.7rem; padding: 0 6px; }
  #roster-view {
    grid-template-columns: 1fr;
    padding: 12px;
  }
}