:root {
  --bg: #f4f5f7;
  --panel: #ffffff;
  --border: #d8dbe2;
  --text: #1c1f26;
  --muted: #6b7280;
  --accent: #1e5fbf;
  --accent-hover: #164a94;
  --good: #1a7f37;
  --bad: #b3261e;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #14161c;
    --panel: #1c1f27;
    --border: #2c303a;
    --text: #e6e8ec;
    --muted: #9aa1ac;
    --accent: #4d8fe6;
    --accent-hover: #6ba3ec;
    --good: #4caf6a;
    --bad: #e5675f;
  }
}
* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: -apple-system, Segoe UI, Roboto, Helvetica, Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
}
#topbar {
  display: flex;
  align-items: center;
  gap: 24px;
  padding: 10px 20px;
  background: var(--panel);
  border-bottom: 1px solid var(--border);
}
.brand { font-size: 1.3em; font-weight: 700; }
.brand .ver { color: var(--accent); font-weight: 400; }
.sport-picker { display: flex; align-items: center; gap: 8px; font-size: 0.95em; }
#sportSelect, select, input[type=text], input[type=number] {
  background: var(--panel);
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 6px 8px;
  font-size: 0.95em;
}
#statusLine { margin-left: auto; color: var(--muted); font-size: 0.85em; }

#layout { display: flex; min-height: calc(100vh - 53px); }
#menu {
  width: 210px;
  flex-shrink: 0;
  border-right: 1px solid var(--border);
  background: var(--panel);
  padding: 12px 0;
}
.menu-group { margin-bottom: 18px; }
.menu-title {
  font-size: 0.75em;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--muted);
  padding: 4px 16px;
}
.menu-item {
  display: block;
  width: 100%;
  text-align: left;
  background: none;
  border: none;
  color: var(--text);
  padding: 8px 16px;
  cursor: pointer;
  font-size: 0.92em;
}
.menu-item:hover { background: var(--bg); }
.menu-item.active { background: var(--accent); color: #fff; }

#content { flex: 1; padding: 24px 32px; max-width: 1000px; }
.view { display: none; }
.view.active { display: block; }
h1 { margin-top: 0; }
.note { color: var(--muted); font-size: 0.9em; }

.form-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 12px 18px;
  align-items: end;
  margin-bottom: 16px;
}
.form-grid label { display: flex; flex-direction: column; gap: 4px; font-size: 0.85em; color: var(--muted); }
.form-grid label.checkbox { flex-direction: row; align-items: center; gap: 8px; }
.action {
  background: var(--accent);
  color: #fff;
  border: none;
  border-radius: 6px;
  padding: 9px 18px;
  font-size: 0.95em;
  cursor: pointer;
  height: fit-content;
}
.action:hover { background: var(--accent-hover); }
.action:disabled { opacity: 0.6; cursor: default; }

.result { margin-top: 16px; }
.result pre {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 14px 16px;
  overflow-x: auto;
  font-size: 0.87em;
  line-height: 1.5;
  white-space: pre-wrap;
  word-break: break-word;
}
.summary-cards { display: flex; gap: 14px; margin-bottom: 14px; flex-wrap: wrap; }
.card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 12px 18px;
  min-width: 140px;
}
.card .label { font-size: 0.75em; color: var(--muted); text-transform: uppercase; letter-spacing: 0.04em; }
.card .value { font-size: 1.3em; font-weight: 700; margin-top: 4px; }
.card .net.pos { color: var(--good); }
.card .net.neg { color: var(--bad); }

table.data { border-collapse: collapse; width: 100%; font-size: 0.88em; }
table.data th, table.data td { border-bottom: 1px solid var(--border); padding: 6px 10px; text-align: left; }
table.data th { color: var(--muted); font-weight: 600; font-size: 0.8em; text-transform: uppercase; }

.error { color: var(--bad); font-weight: 600; }

/* ---- Platinum Picks ---- */
.plat-link {
  background: none; border: none; padding: 0; margin: 0;
  color: var(--accent); text-decoration: underline; cursor: pointer;
  font-size: inherit; font-family: inherit; text-align: left;
}
.plat-link:hover { color: var(--accent-hover); }
.plat-tier-1 { font-weight: 700; color: var(--accent); }
.plat-tier-2 { font-weight: 700; }
.plat-tier-3 { font-weight: 400; }
.plat-result-won { color: var(--good); font-weight: 600; }
.plat-result-lost { color: var(--bad); font-weight: 600; }
.plat-result-push { color: var(--muted); font-weight: 600; }
.plat-result-pending { color: var(--muted); }
.plat-footer { margin-top: 14px; font-size: 0.88em; color: var(--muted); display: flex; flex-wrap: wrap; gap: 4px 18px; }
.plat-footer b { color: var(--text); }

.plat-back {
  background: none; border: 1px solid var(--border); border-radius: 6px;
  color: var(--text); padding: 5px 12px; margin-bottom: 14px; cursor: pointer; font-size: 0.88em;
}
.plat-back:hover { border-color: var(--accent); color: var(--accent); }

.plat-detail h3.plat-matchup { margin: 0 0 2px; font-size: 1.15em; }
.plat-detail .plat-meta { color: var(--muted); font-size: 0.88em; margin-bottom: 16px; }
.plat-section { margin-bottom: 22px; }
.plat-section > h4 {
  margin: 0 0 8px; font-size: 0.8em; text-transform: uppercase; letter-spacing: 0.05em;
  color: var(--muted); border-bottom: 1px solid var(--border); padding-bottom: 4px;
}
.plat-votes { display: flex; gap: 14px; flex-wrap: wrap; }
.plat-vote-card {
  background: var(--panel); border: 1px solid var(--border); border-radius: 8px;
  padding: 10px 16px; min-width: 200px; font-size: 0.9em;
}
.plat-vote-card .side { font-weight: 700; }
.plat-vote-card .names { color: var(--muted); font-size: 0.85em; margin-top: 2px; }

.plat-trend-row {
  display: flex; justify-content: space-between; gap: 10px;
  padding: 5px 0; border-bottom: 1px dashed var(--border); font-size: 0.88em;
}
.plat-trend-row:last-child { border-bottom: none; }
.plat-trend-badge {
  flex-shrink: 0; font-weight: 600; color: var(--accent);
  background: color-mix(in srgb, var(--accent) 14%, transparent);
  border-radius: 5px; padding: 1px 8px; white-space: nowrap;
}

.plat-h2h-grid { display: grid; gap: 8px; margin-bottom: 12px; font-size: 0.88em; }
.plat-h2h-split { display: flex; justify-content: space-between; gap: 10px; }
.plat-h2h-split .label { color: var(--muted); }
.plat-h2h-log-wrap { overflow-x: auto; }
table.plat-h2h-log { border-collapse: collapse; width: 100%; font-size: 0.82em; white-space: nowrap; }
table.plat-h2h-log th, table.plat-h2h-log td { border-bottom: 1px solid var(--border); padding: 4px 8px; text-align: left; }
table.plat-h2h-log th { color: var(--muted); font-weight: 600; font-size: 0.85em; }

.plat-verdicts { display: flex; gap: 14px; flex-wrap: wrap; }
.plat-verdict {
  background: var(--panel); border: 1px solid var(--border); border-radius: 8px;
  padding: 14px 18px; min-width: 240px; flex: 1;
}
.plat-verdict .lens-row { font-size: 0.85em; color: var(--muted); margin-bottom: 3px; }
.plat-verdict .rec { margin-top: 8px; font-size: 1.02em; }
.plat-verdict .final { margin-top: 6px; font-size: 0.88em; }

/* ---- Formula Tuner ---- */
.tg-fieldset { border: 1px solid var(--border); border-radius: 8px; padding: 10px 16px 14px; margin-bottom: 14px; }
.tg-fieldset legend { padding: 0 6px; color: var(--muted); font-size: 0.85em; text-transform: uppercase; letter-spacing: 0.04em; }
.tg-progressive { float: right; font-size: 0.85em; }
table.tg-head { width: 100%; border-collapse: collapse; }
table.tg-head th { text-align: left; font-size: 0.75em; color: var(--muted); text-transform: uppercase; padding: 2px 8px 6px; }
table.tg-head td { padding: 3px 8px; vertical-align: middle; font-size: 0.92em; }
.tg-field {
  display: inline-block; min-width: 64px; text-align: right;
  font-variant-numeric: tabular-nums; font-family: ui-monospace, Consolas, monospace;
  background: var(--bg); border: 1px solid var(--border); border-radius: 4px; padding: 2px 6px;
}
.tg-field.improved { color: var(--good); font-weight: 700; }

.tg-paramwrap { max-height: 380px; overflow-y: auto; border: 1px solid var(--border); border-radius: 8px; }
table.tg-params { width: 100%; border-collapse: collapse; font-size: 0.88em; }
table.tg-params th {
  position: sticky; top: 0; background: var(--panel); border-bottom: 1px solid var(--border);
  padding: 6px 10px; text-align: left; color: var(--muted); font-size: 0.78em; text-transform: uppercase;
}
table.tg-params td { padding: 4px 10px; border-bottom: 1px solid var(--border); font-variant-numeric: tabular-nums; }
table.tg-params td.tg-name { font-variant-numeric: normal; }
table.tg-params tr.tg-mgmt td { background: color-mix(in srgb, var(--accent) 6%, var(--panel)); font-weight: 600; }
table.tg-params tr.tg-changed td.tg-newval { color: var(--good); font-weight: 700; }
.tg-devbtn {
  font-family: ui-monospace, Consolas, monospace; background: var(--bg); border: 1px solid var(--border);
  border-radius: 4px; padding: 1px 8px; cursor: pointer; min-width: 42px; display: inline-block; text-align: center;
}
.tg-devbtn:hover { border-color: var(--accent); }

.tg-footrow { display: flex; justify-content: space-between; align-items: center; margin: 12px 0; flex-wrap: wrap; gap: 10px; }
.tg-btns { display: flex; gap: 8px; flex-wrap: wrap; }
.tg-mainbtns { margin-bottom: 14px; }
.action.secondary { background: var(--panel); color: var(--text); border: 1px solid var(--border); }
.action.secondary:hover { background: var(--bg); }
.action:disabled { opacity: 0.5; cursor: default; }

.tg-log {
  background: var(--panel); border: 1px solid var(--border); border-radius: 8px;
  padding: 10px 14px; max-height: 220px; overflow-y: auto;
  font-family: ui-monospace, Consolas, monospace; font-size: 0.82em; white-space: pre-wrap;
}
.tg-log .tg-improve { color: var(--good); }

@keyframes tg-flash-anim { from { background: var(--accent); color: #fff; } to { background: var(--bg); color: var(--text); } }
@keyframes tg-flash-good-anim { from { background: var(--good); color: #fff; } to { background: var(--bg); color: var(--text); } }
.tg-flash { animation: tg-flash-anim 0.4s ease-out; }
.tg-flash-good { animation: tg-flash-good-anim 0.9s ease-out; }
@media (prefers-reduced-motion: reduce) { .tg-flash, .tg-flash-good { animation: none; } }

/* ---- File menu dialogs (Schedule / Lines and Totals / Line Shifter /
   Game Scores) - styled to echo the real WinPicks dialogs: a title bar
   with a close button top-right, then the dialog body, then a button row
   at the bottom. See winpicks-file-menu-port memory for the reference
   screenshots this was built against. ---- */
.fm-overlay {
  position: fixed; inset: 0; background: rgba(0,0,0,0.35);
  display: flex; align-items: center; justify-content: center;
  z-index: 1000; padding: 20px;
}
.fm-window {
  background: var(--panel); border: 1px solid var(--border); border-radius: 8px;
  box-shadow: 0 12px 40px rgba(0,0,0,0.35);
  min-width: 340px; max-width: min(900px, 96vw); max-height: 90vh;
  display: flex; flex-direction: column; overflow: hidden;
}
.fm-titlebar {
  display: flex; align-items: center; justify-content: space-between;
  padding: 8px 10px 8px 14px; background: var(--bg); border-bottom: 1px solid var(--border);
  font-weight: 600; font-size: 0.95em; flex-shrink: 0;
}
.fm-close {
  background: none; border: 1px solid var(--border); border-radius: 5px;
  width: 26px; height: 24px; line-height: 1; cursor: pointer; color: var(--text);
  font-size: 0.95em;
}
.fm-close:hover { background: var(--bad); border-color: var(--bad); color: #fff; }
.fm-body { padding: 16px 18px; overflow-y: auto; }
.fm-footer {
  display: flex; gap: 10px; justify-content: flex-end; padding: 12px 18px;
  border-top: 1px solid var(--border); flex-shrink: 0; flex-wrap: wrap;
}
.fm-footer .action.secondary { margin: 0; }
.fm-note { color: var(--muted); font-size: 0.85em; margin: 0 0 12px; line-height: 1.5; }
.fm-subtitle { text-align: center; font-weight: 600; margin: 0 0 4px; }
.fm-subtitle.small { font-weight: 400; color: var(--muted); font-size: 0.88em; margin-bottom: 14px; }

.fm-schedule-layout { display: flex; gap: 18px; flex-wrap: wrap; }
.fm-cal { border: 1px solid var(--border); border-radius: 6px; padding: 10px; min-width: 240px; }
.fm-cal-head { text-align: center; font-weight: 600; margin-bottom: 8px; display: flex; align-items: center; justify-content: space-between; }
.fm-cal-head button { background: none; border: none; cursor: pointer; color: var(--accent); font-size: 1.1em; padding: 0 6px; }
table.fm-cal-grid { border-collapse: collapse; width: 100%; }
table.fm-cal-grid th { color: var(--muted); font-weight: 600; font-size: 0.78em; padding: 3px; }
table.fm-cal-grid td {
  text-align: center; padding: 5px 0; cursor: pointer; border-radius: 4px; font-size: 0.88em;
}
table.fm-cal-grid td:hover { background: var(--bg); }
table.fm-cal-grid td.fm-cal-selected { border: 1px solid var(--accent); font-weight: 700; }
table.fm-cal-grid td.fm-cal-empty { cursor: default; }
table.fm-cal-grid td.fm-cal-empty:hover { background: none; }
.fm-games-list { flex: 1; min-width: 260px; border: 1px solid var(--border); border-radius: 6px; }
.fm-games-list-head { padding: 6px 10px; text-align: center; font-weight: 600; border-bottom: 1px solid var(--border); background: var(--bg); }
.fm-games-list ul { list-style: none; margin: 0; padding: 0; max-height: 220px; overflow-y: auto; }
.fm-games-list li { padding: 7px 10px; cursor: pointer; border-bottom: 1px solid var(--border); font-size: 0.9em; }
.fm-games-list li:last-child { border-bottom: none; }
.fm-games-list li:hover { background: var(--bg); }
.fm-games-list li.fm-selected { background: var(--accent); color: #fff; }
.fm-games-list li .fm-complete-badge { float: right; font-size: 0.78em; color: var(--muted); }
.fm-games-list li.fm-selected .fm-complete-badge { color: rgba(255,255,255,0.8); }

.fm-form-grid { display: grid; gap: 12px; max-width: 420px; }
.fm-form-grid label { display: flex; flex-direction: column; gap: 4px; font-size: 0.88em; color: var(--muted); }
.fm-form-grid select, .fm-form-grid input { font-size: 1em; }

table.fm-lines { border-collapse: collapse; width: 100%; font-size: 0.9em; }
table.fm-lines th, table.fm-lines td { border-bottom: 1px solid var(--border); padding: 6px 8px; text-align: left; }
table.fm-lines th { color: var(--muted); font-weight: 600; font-size: 0.8em; text-transform: uppercase; }
table.fm-lines input { width: 100%; max-width: 90px; }

table.fm-stats { border-collapse: collapse; width: 100%; font-size: 0.9em; }
table.fm-stats th, table.fm-stats td { border-bottom: 1px solid var(--border); padding: 5px 8px; text-align: left; }
table.fm-stats th { color: var(--muted); font-weight: 600; font-size: 0.8em; }
table.fm-stats input { width: 100%; max-width: 100px; }

.fm-shift-grid { display: flex; gap: 24px; margin-bottom: 14px; flex-wrap: wrap; }
.fm-shift-grid label { display: flex; flex-direction: column; gap: 6px; font-size: 0.88em; color: var(--muted); }