/* Options Tracker — light CRM-style theme */
* { box-sizing: border-box; }
:root {
  --bg: #f6f7fb;
  --panel: #ffffff;
  --border: #e3e6ee;
  --text: #1a2233;
  --muted: #6c7a93;
  --accent: #2e6cf6;
  --accent-soft: #e7eefd;
  --success: #1f9d55;
  --danger: #d94343;
  --warning: #d97706;
  --row-hover: #f3f6fc;
}
body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "SF Pro Text", sans-serif;
  font-size: 13px;
  color: var(--text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
}

/* === Topbar === */
.topbar {
  display: flex;
  align-items: center;
  gap: 24px;
  padding: 10px 20px;
  background: var(--panel);
  border-bottom: 1px solid var(--border);
  position: sticky; top: 0; z-index: 10;
}
.brand { font-weight: 700; font-size: 15px; letter-spacing: 0.2px; }
.tabs { display: flex; gap: 4px; }
.tab-btn {
  background: transparent; border: 0; padding: 6px 14px; border-radius: 6px;
  font-size: 13px; color: var(--muted); cursor: pointer; font-weight: 500;
}
.tab-btn:hover { background: var(--row-hover); }
.tab-btn.active { background: var(--accent-soft); color: var(--accent); }
.status {
  margin-left: auto; font-size: 11px; color: var(--muted);
  font-variant-numeric: tabular-nums;
}
.status .ok { color: var(--success); }
.status .err { color: var(--danger); }

/* === Layout === */
main { padding: 0; }
.tab-panel { display: none; }
.tab-panel.active { display: flex; }

#tab-browse { gap: 0; }
.side {
  width: 260px; flex-shrink: 0;
  background: var(--panel); border-right: 1px solid var(--border);
  padding: 16px; height: calc(100vh - 48px); overflow-y: auto;
}
.filter-group { margin-bottom: 18px; }
.filter-group h3 {
  margin: 0 0 8px; font-size: 11px; text-transform: uppercase;
  letter-spacing: 0.6px; color: var(--muted); font-weight: 600;
}

.ticker-list { display: flex; flex-direction: column; gap: 4px; }
.ticker-item {
  display: flex; align-items: center; gap: 8px; padding: 6px 8px;
  border-radius: 4px; cursor: pointer; transition: background 0.1s;
}
.ticker-item:hover { background: var(--row-hover); }
.ticker-item.selected { background: var(--accent-soft); color: var(--accent); font-weight: 600; }
.ticker-item .price { margin-left: auto; font-size: 11px; color: var(--muted); font-variant-numeric: tabular-nums; }
.ticker-item.selected .price { color: var(--accent); }

.range-row { display: flex; gap: 8px; }
.range-row label { display: flex; flex-direction: column; flex: 1; font-size: 11px; color: var(--muted); }
.range-row input {
  margin-top: 2px; padding: 5px 7px; border: 1px solid var(--border); border-radius: 4px;
  font-size: 12px; background: white; color: var(--text);
}
.quick-buttons { display: flex; gap: 4px; margin-top: 6px; flex-wrap: wrap; }
.quick-buttons button {
  padding: 3px 8px; border: 1px solid var(--border); border-radius: 12px;
  background: white; color: var(--muted); cursor: pointer; font-size: 11px;
}
.quick-buttons button:hover { color: var(--accent); border-color: var(--accent); }
.quick-buttons button.active { background: var(--accent); color: white; border-color: var(--accent); }

.apply-btn {
  width: 100%; padding: 8px; background: var(--accent); color: white;
  border: 0; border-radius: 5px; font-weight: 600; cursor: pointer; font-size: 13px;
}
.apply-btn:hover { background: #1c54d6; }

/* === Content === */
.content { flex: 1; padding: 16px; overflow-x: auto; min-width: 0; }
.content.full { width: 100%; }
.content-header {
  display: flex; align-items: center; justify-content: space-between;
  margin-bottom: 12px; padding-bottom: 8px; border-bottom: 1px solid var(--border);
}
#browse-summary { color: var(--muted); font-size: 12px; }
.actions button {
  background: var(--accent-soft); color: var(--accent);
  border: 0; padding: 6px 12px; border-radius: 5px; cursor: pointer;
  font-size: 12px; font-weight: 600;
}
.actions button:disabled { opacity: 0.4; cursor: not-allowed; }

/* === Tables === */
.table-wrap { overflow-x: auto; border: 1px solid var(--border); border-radius: 6px; background: var(--panel); }
.contracts-table { width: 100%; border-collapse: collapse; font-variant-numeric: tabular-nums; }
.contracts-table th {
  background: #fafbfd; padding: 8px 10px; text-align: left; font-weight: 600;
  font-size: 11px; text-transform: uppercase; letter-spacing: 0.4px; color: var(--muted);
  border-bottom: 1px solid var(--border); cursor: pointer; user-select: none;
  white-space: nowrap;
}
.contracts-table th:hover { background: var(--row-hover); }
.contracts-table th.sort-asc::after { content: " ▲"; font-size: 8px; color: var(--accent); }
.contracts-table th.sort-desc::after { content: " ▼"; font-size: 8px; color: var(--accent); }
.contracts-table td {
  padding: 6px 10px; border-bottom: 1px solid #f1f3f8;
  font-size: 12px; white-space: nowrap;
}
.contracts-table tbody tr:hover { background: var(--row-hover); }
.col-check { width: 28px; text-align: center; }
.col-num { text-align: right; }
.empty { text-align: center; color: var(--muted); padding: 30px; font-size: 12px; }

.ms-pos { color: var(--warning); }
.ms-neg { color: var(--accent); }
.dd-warn { color: var(--danger); font-weight: 600; }
.dd-light { color: var(--warning); }
.dd-ok { color: var(--muted); }
.spread-good { color: var(--success); }
.spread-mid { color: var(--warning); }
.spread-bad { color: var(--danger); }

/* === Section blocks (Tracked tab) === */
.section-block { margin-bottom: 24px; }
.section-block h2 {
  font-size: 14px; margin: 16px 0 10px; font-weight: 600; color: var(--text);
}

/* === Mobile === */
@media (max-width: 768px) {
  .topbar { flex-wrap: wrap; gap: 12px; padding: 8px 12px; }
  .brand { font-size: 13px; }
  .tab-btn { padding: 5px 10px; font-size: 12px; }
  #tab-browse { flex-direction: column; }
  .side { width: 100%; height: auto; border-right: 0; border-bottom: 1px solid var(--border); }
  .content { padding: 10px; }
  .contracts-table th, .contracts-table td { padding: 5px 6px; font-size: 11px; }
  /* Hide less-critical columns on mobile */
  .contracts-table th:nth-child(2),
  .contracts-table td:nth-child(2),
  .contracts-table th:nth-child(11),
  .contracts-table td:nth-child(11),
  .contracts-table th:nth-child(12),
  .contracts-table td:nth-child(12) { display: none; }
}