/* HOLD'EM TRAINER — hakoniwa five-tone palette を共有。
 * 共通トークン(色/面/意味色)は /shared/tokens.css。ここは本ツール固有のみ。 */
:root {
  --felt: #2f6f8f;
  --raise: var(--c-red);
  --call: var(--c-teal);
  --fold: #e9ece9;
}

* { box-sizing: border-box; -webkit-tap-highlight-color: transparent; }
html, body { margin: 0; padding: 0; }
body {
  font-family: 'JetBrains Mono', ui-monospace, monospace;
  background: radial-gradient(120% 70% at 50% -8%, #fff 0%, #f2f4f3 60%, #e7eae9 100%) fixed;
  color: var(--ink); line-height: 1.6; padding-bottom: 28px;
}
h1, h2, h3 { font-family: 'Cinzel', serif; }
a { color: var(--c-blue); text-decoration: none; }
a:hover { text-decoration: underline; }
.hidden { display: none !important; }

/* ---- header ---- */
.topbar { text-align: center; padding: 16px 14px 8px; }
.brand { display: flex; align-items: center; justify-content: center; gap: 9px; }
.brand h1 { margin: 0; font-size: clamp(1.05rem, 5.2vw, 1.7rem); letter-spacing: 0.10em; color: var(--c-dark); }
.pip { font-size: 0.7rem; color: var(--c-dark); } .pip.red { color: var(--c-red); }
.tagline { color: var(--muted); font-size: 0.8rem; margin: 4px 0 12px; }
.tabs { display: inline-flex; gap: 4px; padding: 4px; background: var(--surface-2); border-radius: 100px; }
.tab {
  font-family: 'Cinzel', serif; font-size: 0.7rem; letter-spacing: 0.03em;
  border: none; background: transparent; color: var(--muted);
  padding: 8px 11px; border-radius: 100px; cursor: pointer; transition: 0.2s;
  text-decoration: none; display: inline-block; white-space: nowrap;
}
.tab.is-active { color: #fff; background: var(--c-blue); }
.tab:hover { text-decoration: none; }

.panel { display: none; max-width: 560px; margin: 0 auto; padding: 0 12px; }
.panel.is-active { display: block; animation: fade 0.3s ease; }
@keyframes fade { from { opacity: 0; transform: translateY(5px); } to { opacity: 1; transform: none; } }

/* ---- segmented controls ---- */
.seg { display: flex; flex-wrap: wrap; align-items: center; gap: 6px; margin: 10px 0; }
.seg-b {
  font-size: 0.76rem; padding: 7px 14px; border-radius: 100px; cursor: pointer;
  border: 1px solid var(--line); background: var(--surface); color: var(--muted);
  font-family: 'JetBrains Mono', monospace; transition: 0.15s;
}
.seg-b.is-active { background: var(--c-dark); color: #fff; border-color: var(--c-dark); }
.seg-note { font-size: 0.68rem; color: var(--muted); margin-left: auto; }

.spotbar { display: flex; gap: 6px; overflow-x: auto; padding: 2px 0 8px; -webkit-overflow-scrolling: touch; }
.spotbar::-webkit-scrollbar { display: none; }
.spot-b {
  white-space: nowrap; font-size: 0.74rem; padding: 7px 13px; border-radius: 8px; cursor: pointer;
  border: 1px solid var(--line); background: var(--surface); color: var(--c-dark);
  font-family: 'JetBrains Mono', monospace;
}
.spot-b.is-active { background: var(--c-blue); color: #fff; border-color: var(--c-blue); }

/* ---- cards ---- */
.card {
  background: var(--surface); border: 1px solid var(--line); border-radius: 14px;
  padding: 14px; margin: 0 0 14px; box-shadow: 0 12px 26px -22px rgba(40,42,41,0.5);
}
.card h2 { font-size: 0.95rem; letter-spacing: 0.05em; margin: 0 0 6px; color: var(--c-dark); }
.card h3 { font-size: 0.8rem; letter-spacing: 0.04em; margin: 16px 0 6px; color: var(--muted); }
.hint { font-size: 0.76rem; color: var(--muted); margin: 0 0 10px; }
.note { font-size: 0.72rem; color: var(--muted); margin: 10px 0 0; line-height: 1.7; }
.rules { margin: 6px 0 0; padding-left: 1.2em; font-size: 0.82rem; }
.rules li { margin-bottom: 8px; }

/* ---- legend ---- */
.legend { display: flex; flex-wrap: wrap; gap: 8px; margin: 4px 0 10px; }
.lg { display: flex; align-items: center; gap: 6px; font-size: 0.72rem; color: var(--c-dark); }
.lg i { width: 13px; height: 13px; border-radius: 3px; display: inline-block; }
.lg .pct { color: var(--muted); }

/* ---- 13x13 grid ---- */
.grid-wrap { overflow-x: auto; }
.grid { display: grid; grid-template-columns: repeat(13, 1fr); gap: 1px; min-width: 300px; }
.cell {
  aspect-ratio: 1 / 1; display: flex; align-items: center; justify-content: center;
  font-size: clamp(7px, 2.05vw, 11px); letter-spacing: -0.02em;
  border-radius: 2px; background: var(--fold); color: #9aa39c; cursor: pointer;
  user-select: none; transition: 0.1s;
}
.cell.raise { background: var(--raise); color: #fff; }
.cell.call { background: var(--call); color: #12352f; }
.cell.sel { outline: 2px solid var(--c-dark); outline-offset: -2px; z-index: 1; }
.grid-key { font-size: 0.68rem; color: var(--muted); margin: 8px 0 0; }
.detail {
  margin-top: 10px; padding: 9px 11px; border-radius: 9px;
  background: var(--surface-2); font-size: 0.78rem; color: var(--c-dark); min-height: 2.4em;
}

/* ---- drill ---- */
.quiz { text-align: center; }
.q-spot { font-size: 0.82rem; color: var(--c-blue); margin: 2px 0 12px; font-weight: 600; }
.hand { display: flex; justify-content: center; gap: 8px; margin: 6px 0 12px; }
.pcard {
  width: 58px; height: 82px; border-radius: 8px; background: #fff;
  border: 1px solid var(--line); box-shadow: 0 8px 18px -14px rgba(0,0,0,0.6);
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  font-size: 1.5rem; font-weight: 600; line-height: 1.05;
}
.pcard .s { font-size: 1.1rem; }
.pcard.red { color: var(--c-red); }
.pcard.black { color: var(--c-dark); }
.q-ask { font-size: 0.8rem; color: var(--muted); margin: 0 0 10px; }
.answers { display: flex; gap: 8px; justify-content: center; flex-wrap: wrap; }
.ans {
  flex: 1 1 30%; min-width: 92px; padding: 12px 8px; border-radius: 10px; cursor: pointer;
  border: 1px solid var(--line); background: var(--surface-2); color: var(--c-dark);
  font-family: 'JetBrains Mono', monospace; font-size: 0.84rem; transition: 0.15s;
}
.ans.raise { background: var(--raise); color: #fff; border-color: var(--raise); }
.ans.call { background: var(--call); color: #12352f; border-color: var(--call); }
.ans:disabled { opacity: 0.45; cursor: default; }
.verdict { margin: 12px 0 0; font-size: 0.84rem; min-height: 1.2em; }
.verdict.ok { color: #2f8f74; }
.verdict.ng { color: var(--c-red); }
.verdict .sub { display: block; font-size: 0.74rem; color: var(--muted); margin-top: 4px; }

.btn {
  font-family: 'JetBrains Mono', monospace; font-size: 0.82rem; padding: 11px 18px;
  border-radius: 10px; border: 1px solid var(--c-blue); background: var(--c-blue); color: #fff;
  cursor: pointer; transition: 0.15s;
}
.btn.next { margin-top: 12px; width: 100%; }
.btn.primary { width: 100%; margin-top: 12px; }
.btn.ghost { background: none; color: var(--muted); border-color: var(--line); margin-top: 10px; font-size: 0.74rem; padding: 8px 14px; }
.btn.tiny { padding: 7px 11px; font-size: 0.72rem; }

.stats { display: flex; gap: 8px; flex-wrap: wrap; }
.stat {
  flex: 1 1 30%; min-width: 84px; background: var(--surface-2); border-radius: 9px;
  padding: 8px 10px; display: flex; flex-direction: column; gap: 2px;
}
.stat .k { font-size: 0.66rem; color: var(--muted); letter-spacing: 0.04em; }
.stat .v { font-size: 0.98rem; color: var(--c-dark); }
.misses { list-style: none; margin: 4px 0 0; padding: 0; font-size: 0.76rem; }
.misses li { padding: 6px 8px; border-bottom: 1px solid var(--line-soft); display: flex; justify-content: space-between; gap: 8px; }
.misses li.empty { color: var(--muted); border: none; }
.misses .mh { font-weight: 600; }
.misses .mw { color: var(--muted); font-size: 0.7rem; text-align: right; }

/* ---- sim ---- */
.fl { display: block; font-size: 0.72rem; color: var(--muted); margin: 12px 0 5px; letter-spacing: 0.03em; }
select, input[type="text"], input[type="number"] {
  font-family: 'JetBrains Mono', monospace; font-size: 0.82rem; padding: 9px 10px;
  border-radius: 9px; border: 1px solid var(--line); background: var(--surface); color: var(--ink);
}
.wide { width: 100%; }
.handpick { display: flex; gap: 5px; align-items: center; flex-wrap: wrap; }
.handpick select { flex: 1 1 auto; min-width: 58px; }
.err { color: var(--c-red); font-size: 0.76rem; margin: 8px 0 0; }
.simout { margin-top: 14px; }
.eq { display: flex; align-items: baseline; gap: 8px; margin: 4px 0 8px; }
.eq-v { font-family: 'Cinzel', serif; font-size: 2rem; color: var(--c-blue); }
.eq.small .eq-v { font-size: 1.5rem; }
.eq-k { font-size: 0.72rem; color: var(--muted); }
.bar { display: flex; height: 10px; border-radius: 5px; overflow: hidden; background: var(--fold); margin-bottom: 10px; }
.bar span { display: block; height: 100%; }
#barWin { background: var(--call); } #barTie { background: var(--c-yellow); } #barLoss { background: var(--raise); }

.foot { max-width: 560px; margin: 8px auto 0; padding: 14px 14px 0; text-align: center; font-size: 0.7rem; color: var(--muted); border-top: 1px solid var(--line-soft); }
.foot p { margin: 4px 0; }