/* Chess Trainer — dark, dense, no-frills working tool */
:root {
  --bg: #141414;
  --panel: #1f1e1b;
  --text: #e8e4dc;
  --muted: #9a938a;
  --accent: #d9a441;
  --cat-mate: #d64545;
  --cat-hang: #e07b39;
  --cat-opp: #d9a441;
  --cat-missed: #5b9bd5;
  --cat-pos: #8a8a8a;
  --good: #6aa84f;
  --bad: #d64545;
}
* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  font-size: 15px;
  line-height: 1.45;
}
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
h1 { font-size: 1.35rem; margin: 0 0 12px; }
h2 { font-size: 1.05rem; margin: 0 0 10px; }
.muted { color: var(--muted); }
.good { color: var(--good); }
.bad { color: var(--bad); }

/* nav */
.topnav {
  display: flex; align-items: center; gap: 14px;
  background: var(--panel); padding: 10px 16px;
  border-bottom: 1px solid #2c2a26;
  flex-wrap: wrap;
}
.topnav .brand { font-weight: 700; color: var(--accent); margin-right: 6px; }
.topnav a { color: var(--muted); padding: 2px 4px; }
.topnav a.on { color: var(--text); border-bottom: 2px solid var(--accent); }
.topnav .logout { margin-left: auto; }

.page { max-width: 1080px; margin: 0 auto; padding: 18px 14px 60px; }

/* login */
.login-body {
  background: var(--bg); display: flex; align-items: center; justify-content: center;
  min-height: 100vh;
}
.login-card {
  background: var(--panel); padding: 30px 26px; border-radius: 8px;
  display: flex; flex-direction: column; gap: 14px; width: 300px;
}
.login-card h1 { font-size: 1.2rem; text-align: center; margin: 0; color: var(--accent); }
.login-card input {
  background: #141414; border: 1px solid #3a372f; color: var(--text);
  padding: 10px; border-radius: 4px; font-size: 1rem;
}
.login-card button, .btn {
  background: #2c2a24; color: var(--text); border: 1px solid #46422f;
  padding: 8px 16px; border-radius: 4px; cursor: pointer; font-size: 0.95rem;
}
.login-card button:hover, .btn:hover { border-color: var(--accent); }
.btn-accent { background: var(--accent); color: #141414; font-weight: 600; border-color: var(--accent); }
.btn-lg { font-size: 1.05rem; padding: 10px 22px; }
.btn-sm { font-size: 0.85rem; padding: 4px 10px; }
.login-error { color: var(--bad); font-size: 0.9rem; }

/* cards */
.dash-head { display: flex; align-items: baseline; justify-content: space-between; flex-wrap: wrap; gap: 8px; }
.sync-controls { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }
.sync-progress { color: var(--accent); }
.sync-result { color: var(--muted); font-size: 0.9rem; }
.cards {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 10px; margin: 14px 0;
}
.card { background: var(--panel); border-radius: 6px; padding: 12px 14px; }
.card-warn { outline: 1px solid var(--cat-hang); }
.card-label { color: var(--muted); font-size: 0.8rem; text-transform: uppercase; letter-spacing: 0.4px; }
.card-value { font-size: 1.5rem; font-weight: 700; margin-top: 4px; }
.card-value.small { font-size: 1.05rem; }
.card-value small { font-size: 0.75rem; color: var(--muted); font-weight: 400; }
.card-sub { color: var(--muted); font-size: 0.82rem; margin-top: 2px; }

.panel { background: var(--panel); border-radius: 6px; padding: 14px 16px; margin: 14px 0; }
.panel.center { text-align: center; padding: 30px; }
.plan-list { margin: 0; padding-left: 20px; }
.plan-list li { margin: 4px 0; }
.callout {
  background: #2a2416; border-left: 3px solid var(--accent);
  padding: 10px 14px; border-radius: 0 6px 6px 0; margin: 14px 0;
}

/* tables */
.tbl { width: 100%; border-collapse: collapse; font-size: 0.92rem; }
.tbl th { text-align: left; color: var(--muted); font-weight: 500; font-size: 0.8rem; padding: 6px 8px; border-bottom: 1px solid #2c2a26; }
.tbl td { padding: 7px 8px; border-bottom: 1px solid #26241f; }
.rowlink { cursor: pointer; }
.rowlink:hover td { background: #26241f; }
.res-win { color: var(--good); }
.res-loss { color: var(--bad); }
.res-draw { color: var(--muted); }

.filter-row { display: flex; gap: 8px; margin: 10px 0; flex-wrap: wrap; }
.chip {
  background: var(--panel); color: var(--muted); padding: 4px 12px;
  border-radius: 14px; font-size: 0.88rem; border: 1px solid #2c2a26; cursor: pointer;
}
.chip.on { color: #141414; background: var(--accent); border-color: var(--accent); }
.chip:hover { text-decoration: none; border-color: var(--accent); }

/* board layouts */
.game-layout { display: flex; gap: 18px; align-items: flex-start; }
.board-wrap { position: relative; flex: 0 0 auto; width: min(560px, 100%); }
.board { width: 100%; aspect-ratio: 1; }
.board .cg-wrap { width: 100%; height: 100%; }
.moves-panel, .train-panel { flex: 1 1 260px; min-width: 240px; }

.moves-list { display: flex; flex-wrap: wrap; gap: 3px; max-height: 560px; overflow-y: auto; }
.move {
  padding: 2px 6px; border-radius: 3px; cursor: pointer; font-size: 0.92rem;
  font-variant-numeric: tabular-nums;
}
.move:hover { background: #2c2a24; }
.move.on { background: #3a372c; outline: 1px solid var(--accent); }
.move.blunder { font-weight: 700; }
.move.cat-allowed_mate { color: var(--cat-mate); }
.move.cat-hanging_piece { color: var(--cat-hang); }
.move.cat-opponent_tactic { color: var(--cat-opp); }
.move.cat-missed_tactic { color: var(--cat-missed); }
.move.cat-positional { color: var(--cat-pos); }

/* blunder blocks */
.blunder-item { border-left: 3px solid var(--muted); padding: 8px 12px; margin: 10px 0; background: #211f1c; border-radius: 0 6px 6px 0; }
.cat-border-allowed_mate { border-left-color: var(--cat-mate); }
.cat-border-hanging_piece { border-left-color: var(--cat-hang); }
.cat-border-opponent_tactic { border-left-color: var(--cat-opp); }
.cat-border-missed_tactic { border-left-color: var(--cat-missed); }
.cat-border-positional { border-left-color: var(--cat-pos); }
.blunder-head { display: flex; gap: 10px; align-items: baseline; flex-wrap: wrap; margin-bottom: 4px; }
.blunder-line { font-size: 0.88rem; margin-bottom: 6px; }
.cat-badge { font-size: 0.78rem; padding: 2px 8px; border-radius: 10px; color: #141414; font-weight: 600; }
.cat-badge.cat-allowed_mate { background: var(--cat-mate); }
.cat-badge.cat-hanging_piece { background: var(--cat-hang); }
.cat-badge.cat-opponent_tactic { background: var(--cat-opp); }
.cat-badge.cat-missed_tactic { background: var(--cat-missed); }
.cat-badge.cat-positional { background: var(--cat-pos); }
.flag { font-size: 0.78rem; color: var(--cat-mate); border: 1px solid var(--cat-mate); padding: 1px 6px; border-radius: 8px; }
.explain-text { margin-top: 8px; padding: 10px 12px; background: #26241f; border-radius: 6px; font-size: 0.92rem; white-space: pre-wrap; }
.htmx-indicator { display: none; margin-left: 8px; }
.htmx-request .htmx-indicator, .htmx-request.htmx-indicator { display: inline; }

/* category dots in report */
.cat-list { list-style: none; margin: 0; padding: 0; }
.cat-list li { display: flex; align-items: center; gap: 8px; padding: 4px 0; }
.cat-list b { margin-left: auto; }
.cat-dot { width: 10px; height: 10px; border-radius: 50%; display: inline-block; background: var(--muted); }
.cat-dot.cat-allowed_mate { background: var(--cat-mate); }
.cat-dot.cat-hanging_piece { background: var(--cat-hang); }
.cat-dot.cat-opponent_tactic { background: var(--cat-opp); }
.cat-dot.cat-missed_tactic { background: var(--cat-missed); }
.cat-dot.cat-positional { background: var(--cat-pos); }
.two-col { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }

/* bars */
.bars { display: flex; align-items: flex-end; gap: 14px; padding: 10px 4px 0; overflow-x: auto; }
.bar-col { text-align: center; min-width: 46px; }
.bar { background: var(--accent); border-radius: 3px 3px 0 0; margin: 4px auto 0; width: 30px; }
.bar-val { font-size: 0.8rem; color: var(--muted); }
.bar-label { font-size: 0.78rem; color: var(--muted); margin-top: 4px; }

/* training */
.train-counter { color: var(--muted); font-size: 0.85rem; text-transform: uppercase; letter-spacing: 0.4px; }
.train-caption { font-size: 1.02rem; margin: 8px 0; }
.train-status { min-height: 24px; font-weight: 700; margin: 6px 0; }
.train-status.ok { color: var(--good); }
.train-status.fail { color: var(--bad); }
.train-solution { margin: 6px 0; }
.train-buttons { display: flex; gap: 8px; margin: 10px 0; flex-wrap: wrap; }

.promo-overlay {
  position: absolute; inset: 0; background: rgba(20,20,20,0.75);
  display: flex; align-items: center; justify-content: center; gap: 10px; z-index: 10;
}
.promo-overlay button {
  font-size: 2.2rem; width: 64px; height: 64px; border-radius: 8px;
  background: var(--panel); color: var(--text); border: 1px solid var(--accent); cursor: pointer;
}
.promo-overlay button:hover { background: #2c2a24; }

/* mobile */
@media (max-width: 760px) {
  .game-layout { flex-direction: column; }
  .board-wrap { width: 100%; }
  .moves-panel, .train-panel { min-width: 0; width: 100%; }
  .moves-list { max-height: 200px; }
  .two-col { grid-template-columns: 1fr; }
  .page { padding: 12px 8px 40px; }
  .topnav { gap: 10px; padding: 8px 10px; font-size: 0.92rem; }
}

/* move navigation in training */
.board-nav { display: flex; gap: 8px; margin: 8px 0 2px; }
.board-nav .btn:disabled { opacity: 0.35; cursor: default; }