/* SportsHead Opportunity Board — MVP */

:root {
  --bg: #0f1419;
  --surface: #1a2332;
  --border: #2d3a4f;
  --text: #e6edf3;
  --text-muted: #8b9cb3;
  --open: #3fb950;
  --opening: #58a6ff;
  --closing: #d29922;
  --closed: #6e7681;
  --watch: #e3b341;
  --primary: #58a6ff;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
}

.app {
  max-width: 1600px;
  margin: 0 auto;
  padding: 1rem;
}

.header {
  margin-bottom: 1rem;
}
.header h1 { font-size: 1.5rem; margin: 0; }
.tagline { color: var(--text-muted); font-size: 0.875rem; margin: 0.25rem 0 0 0; }

.summary-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-bottom: 1rem;
}
.summary-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 0.75rem 1rem;
  min-width: 100px;
}
.summary-card .label { display: block; font-size: 0.7rem; color: var(--text-muted); text-transform: uppercase; }
.summary-card .value { font-size: 1.1rem; font-weight: 600; }
.summary-card.labels .value { font-size: 0.8rem; font-weight: normal; }

.filters {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 1rem;
  align-items: center;
}
.filter-input { padding: 0.5rem; border: 1px solid var(--border); border-radius: 6px; background: var(--surface); color: var(--text); }
.filter-input.small { width: 100px; }
.filter-label { display: inline-flex; align-items: center; gap: 0.35rem; font-size: 0.875rem; color: var(--text-muted); }
.filter-select { padding: 0.5rem; border: 1px solid var(--border); border-radius: 6px; background: var(--surface); color: var(--text); }
.filter-check { display: inline-flex; align-items: center; gap: 0.35rem; font-size: 0.875rem; color: var(--text-muted); cursor: pointer; }
.filter-check input { margin: 0; }
.btn { padding: 0.5rem 1rem; border-radius: 6px; cursor: pointer; border: none; font-weight: 500; }
.btn-primary { background: var(--primary); color: #fff; }
.col-explanation { max-width: 220px; }

.main {
  display: grid;
  grid-template-columns: 1fr 340px;
  gap: 1rem;
  min-height: 70vh;
}
@media (max-width: 1000px) {
  .main { grid-template-columns: 1fr; }
}

.board-active-label { font-size: 0.8rem; color: var(--text-muted); margin: 0 0 0.5rem 0; }
.board-wrap { overflow-x: auto; }
.board {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.85rem;
}
.board th, .board td { padding: 0.5rem 0.6rem; text-align: left; border-bottom: 1px solid var(--border); }
.board th { background: var(--surface); color: var(--text-muted); font-weight: 600; white-space: nowrap; }
.board tbody tr { cursor: pointer; }
.board tbody tr:hover { background: var(--surface); }
.board tbody tr.selected { background: rgba(88, 166, 255, 0.15); }
.window-badge {
  display: inline-block;
  padding: 0.2rem 0.5rem;
  border-radius: 4px;
  font-size: 0.75rem;
  font-weight: 600;
}
.window-OPENING { background: var(--opening); color: #000; }
.window-OPEN { background: var(--open); color: #000; }
.window-CLOSING { background: var(--closing); color: #000; }
.window-CLOSED { background: var(--closed); color: #fff; }
.window-WATCH { background: var(--watch); color: #000; }

.panel {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 1rem;
  height: fit-content;
}
.tabs { display: flex; gap: 0.25rem; margin-bottom: 1rem; }
.tab { padding: 0.4rem 0.8rem; background: transparent; border: 1px solid var(--border); border-radius: 6px; color: var(--text); cursor: pointer; font-size: 0.875rem; }
.tab.active { background: var(--primary); border-color: var(--primary); color: #fff; }
.tab-content { display: none; }
.tab-content.active { display: block; }

.detail-empty { color: var(--text-muted); font-size: 0.9rem; }
.detail-card.hidden { display: none; }
.detail-card:not(.hidden) { display: block; }
.detail-card h3 { margin: 0 0 0.75rem 0; font-size: 1rem; }
.detail-dl { margin: 0; font-size: 0.85rem; }
.detail-dl dt { color: var(--text-muted); margin-top: 0.5rem; }
.detail-dl dd { margin: 0.1rem 0 0 0; }
.interpretation { margin-top: 1rem; padding: 0.75rem; background: var(--bg); border-radius: 6px; font-size: 0.85rem; }
.detail-actions { margin-top: 1rem; display: flex; flex-wrap: wrap; gap: 0.5rem; align-items: center; }
.detail-actions input[type="number"] { width: 70px; padding: 0.4rem; border: 1px solid var(--border); border-radius: 4px; background: var(--bg); color: var(--text); }

.picks-list { list-style: none; padding: 0; margin: 0; }
.picks-list li {
  padding: 0.6rem;
  border-bottom: 1px solid var(--border);
  font-size: 0.85rem;
}
.picks-list li:last-child { border-bottom: none; }
.picks-list .pick-side { font-weight: 600; }
.picks-list .pick-meta { color: var(--text-muted); font-size: 0.8rem; }

/* View switcher */
.view { display: block; }
.view.hidden { display: none; }
.top-nav { display: flex; gap: 0.5rem; margin-bottom: 0.75rem; }
.nav-item { padding: 0.4rem 0.8rem; background: transparent; border: 1px solid var(--border); border-radius: 6px; color: var(--text); cursor: pointer; font-size: 0.875rem; }
.nav-item.active { background: var(--primary); border-color: var(--primary); color: #fff; }

/* Leagues view */
.league-actions { display: flex; gap: 0.5rem; margin-bottom: 1rem; }
.league-list-wrap h2 { font-size: 1.1rem; margin: 0 0 0.5rem 0; }
.league-list { list-style: none; padding: 0; margin: 0; }
.league-list li { padding: 0.75rem; border: 1px solid var(--border); border-radius: 8px; margin-bottom: 0.5rem; background: var(--surface); cursor: pointer; }
.league-list li:hover { border-color: var(--primary); }
.league-list .league-name { font-weight: 600; }
.league-list .league-meta { font-size: 0.8rem; color: var(--text-muted); }

/* Modals */
.modal { position: fixed; inset: 0; background: rgba(0,0,0,0.6); display: flex; align-items: center; justify-content: center; z-index: 100; }
.modal.hidden { display: none; }
.modal-content { background: var(--surface); border: 1px solid var(--border); border-radius: 12px; padding: 1.5rem; max-width: 400px; width: 90%; }
.modal-content h3 { margin: 0 0 1rem 0; }
.modal-content label { display: block; margin-bottom: 0.75rem; font-size: 0.9rem; }
.modal-content label input, .modal-content label select { display: block; width: 100%; margin-top: 0.25rem; padding: 0.5rem; border: 1px solid var(--border); border-radius: 6px; background: var(--bg); color: var(--text); }
.modal-content .btn { margin-right: 0.5rem; margin-top: 0.5rem; }
.modal-result { margin-top: 1rem; padding: 0.5rem; border-radius: 6px; font-size: 0.85rem; }
.modal-result.success { background: var(--open); color: #000; }
.modal-result.error { background: #f85149; color: #fff; }

/* League detail */
.league-detail-header { margin-bottom: 1rem; }
.league-detail-header h2 { margin: 0.25rem 0; }
.league-detail-header .invite-code { font-family: monospace; background: var(--bg); padding: 0.25rem 0.5rem; border-radius: 4px; font-size: 0.9rem; }
.league-detail-tabs { display: flex; flex-wrap: wrap; gap: 0.25rem; margin-bottom: 1rem; }
.league-tab-content { display: none; }
.league-tab-content.active { display: block; }
.league-board-toolbar { display: flex; flex-wrap: wrap; gap: 0.5rem; margin-bottom: 0.75rem; align-items: center; }
.league-board-toolbar label { display: flex; align-items: center; gap: 0.35rem; }
.league-board-main { display: grid; grid-template-columns: 1fr 340px; gap: 1rem; }
@media (max-width: 1000px) { .league-board-main { grid-template-columns: 1fr; } }
.league-detail-panel { margin-top: 0; }
.live-member { padding: 0.5rem; border-bottom: 1px solid var(--border); font-size: 0.9rem; }
.live-member .bankroll { font-weight: 600; }
.btn-cancel { background: var(--border); color: var(--text); }

/* Backtest view */
.backtest-note { font-size: 0.875rem; color: var(--text-muted); margin: 0 0 0.75rem 0; }
.backtest-historical-msg { font-size: 0.875rem; color: #d29922; margin: 0 0 0.5rem 0; }
.backtest-historical-msg.hidden { display: none; }
#bt-pack-dir-label.hidden { display: none; }
.backtest-error { font-size: 0.875rem; color: #f85149; margin: 0 0 0.5rem 0; padding: 0.5rem; background: rgba(248,81,73,0.15); border-radius: 6px; }
.backtest-error.hidden { display: none; }
.backtest-status { font-size: 0.875rem; color: var(--primary); margin: 0.5rem 0 0; display: flex; align-items: center; gap: 0.5rem; }
.backtest-status.hidden { display: none; }
.backtest-spinner { width: 1rem; height: 1rem; border: 2px solid var(--border); border-top-color: var(--primary); border-radius: 50%; animation: spin 0.8s linear infinite; flex-shrink: 0; }
.backtest-status.hidden .backtest-spinner { display: none; }
@keyframes spin { to { transform: rotate(360deg); } }
.backtest-actions { display: flex; flex-wrap: wrap; gap: 0.5rem; margin-top: 0.5rem; }
.backtest-actions button:disabled { opacity: 0.7; cursor: not-allowed; }
.bt-compare-label { margin-top: 1rem; display: block; }
.bt-compare-label input { margin-top: 0.2rem; }
.backtest-compare-hint { font-size: 0.875rem; color: var(--text-muted); margin: 0 0 0.75rem 0; }
.backtest-compare-table-wrap { overflow-x: auto; margin: 0.75rem 0; }
.backtest-compare-table { font-size: 0.9rem; }
.backtest-compare-table th, .backtest-compare-table td { padding: 0.4rem 0.6rem; }
.backtest-layout { display: grid; grid-template-columns: 280px 1fr; gap: 1rem; }
@media (max-width: 900px) { .backtest-layout { grid-template-columns: 1fr; } }
.backtest-config { background: var(--surface); border: 1px solid var(--border); border-radius: 8px; padding: 1rem; height: fit-content; }
.backtest-config h3 { margin: 0 0 0.75rem 0; font-size: 1rem; }
.backtest-config label { display: block; margin-bottom: 0.5rem; font-size: 0.85rem; }
.backtest-config label input, .backtest-config label select { display: block; width: 100%; margin-top: 0.2rem; padding: 0.4rem; border: 1px solid var(--border); border-radius: 4px; background: var(--bg); color: var(--text); }
.backtest-config .btn { margin-top: 0.5rem; margin-right: 0.5rem; }
.bt-checkboxes { display: flex; flex-wrap: wrap; gap: 0.35rem; margin-top: 0.2rem; }
.bt-checkboxes label { display: inline-flex; align-items: center; gap: 0.25rem; margin: 0; font-size: 0.8rem; }
.backtest-main { min-width: 0; }
.backtest-summary { display: flex; flex-wrap: wrap; gap: 0.75rem; margin-bottom: 1rem; }
.backtest-results-tabs { display: flex; gap: 0.25rem; margin-bottom: 0.75rem; }
.backtest-tab { padding: 0.4rem 0.8rem; background: transparent; border: 1px solid var(--border); border-radius: 6px; color: var(--text); cursor: pointer; font-size: 0.875rem; }
.backtest-tab.active { background: var(--primary); border-color: var(--primary); color: #fff; }
.backtest-tab-content { display: none; }
.backtest-tab-content.active { display: block; }
.chart-wrap { max-width: 100%; height: 320px; position: relative; }
.chart-wrap canvas { max-width: 100%; }
.bt-action-text { font-size: 0.75rem; color: var(--text-muted); display: block; margin-top: 0.15rem; }