/* ============================================================
   LESSON GAMES — sort, order, build, match.
   Tap-only, chunky, immediate. Built on duo tokens; no gradients.
   ============================================================ */

/* ------------------------------------------------------------------- sort */
body.duo .lg-sort { margin-top: 16px; }
body.duo .lg-sort-prog { height: 8px; border-radius: 999px; background: var(--line); overflow: hidden; margin-bottom: 20px; }
body.duo .lg-sort-prog i { display: block; height: 100%; background: var(--green); border-radius: 999px; transition: width .25s ease; }

body.duo .lg-sort-stage { min-height: 132px; display: grid; place-items: center; }
body.duo .lg-item {
  padding: 22px 26px; border: 3px solid var(--line); border-radius: var(--r-md);
  background: var(--card); font-family: var(--fdisplay); font-size: 26px; font-weight: 700;
  color: var(--ink-strong); text-align: center; line-height: 1.2;
  animation: lg-pop .22s cubic-bezier(.2,.9,.3,1);
}
body.duo .lg-item.ok { border-color: var(--green); background: var(--green-soft); color: var(--green-ink); }
body.duo .lg-item.no { border-color: var(--red); background: var(--red-soft); color: var(--red-ink); animation: lg-shake .34s; }

body.duo .lg-sort-buckets { display: flex; gap: 10px; margin-top: 22px; }
body.duo .lg-bucket {
  flex: 1; min-height: 62px; padding: 10px; border: 3px solid var(--line);
  border-radius: var(--r-md); background: var(--card); box-shadow: 0 4px 0 var(--line);
  font-weight: 900; font-size: 15px; color: var(--ink-strong); cursor: pointer;
}
body.duo .lg-bucket:active { transform: translateY(4px); box-shadow: none; }
body.duo .lg-bucket.reveal { border-color: var(--green); background: var(--green-soft); color: var(--green-ink); }

body.duo .lg-done { text-align: center; }
body.duo .lg-done b { display: block; font-family: var(--fdisplay); font-size: 40px; font-weight: 700; color: var(--ink-strong); }
body.duo .lg-done.ok b { color: var(--green); }
body.duo .lg-done.no b { color: var(--flame); }
body.duo .lg-done span { display: block; margin-top: 4px; color: var(--muted); font-weight: 600; font-size: 14px; }
body.duo .lg-recap { list-style: none; padding: 0; margin: 16px 0 0; text-align: left; }
body.duo .lg-recap li { color: var(--muted); font-weight: 600; font-size: 13px; line-height: 1.5; margin-bottom: 6px; }
body.duo .lg-recap b { color: var(--ink-strong); }

/* ------------------------------------------------------------------ order */
body.duo .lg-order { margin-top: 16px; }
body.duo .lg-slots { list-style: none; margin: 0 0 18px; padding: 0; display: flex; flex-direction: column; gap: 8px; }
body.duo .lg-slot {
  display: flex; align-items: center; gap: 12px; min-height: 52px; padding: 8px 12px;
  border: 3px dashed var(--line); border-radius: var(--r-sm); background: var(--bg); cursor: default;
}
body.duo .lg-slot.filled { border-style: solid; background: var(--card); cursor: pointer; }
body.duo .lg-slot.ok { border-color: var(--green); background: var(--green-soft); }
body.duo .lg-slot.no { border-color: var(--red); background: var(--red-soft); }
body.duo .lg-n {
  flex: 0 0 26px; height: 26px; display: grid; place-items: center; border-radius: 50%;
  background: var(--line); color: var(--ink-strong); font-weight: 900; font-size: 13px;
}
body.duo .lg-slot.ok .lg-n { background: var(--green); color: #fff; }
body.duo .lg-slot.no .lg-n { background: var(--red); color: #fff; }
body.duo .lg-txt { font-weight: 700; font-size: 14px; color: var(--ink-strong); line-height: 1.35; }
body.duo .lg-slot:not(.filled) .lg-txt { color: var(--faint); }

body.duo .lg-pool { display: flex; flex-wrap: wrap; gap: 8px; }
body.duo .lg-chip {
  padding: 11px 14px; border: 3px solid var(--line); border-radius: var(--r-sm);
  background: var(--card); box-shadow: 0 3px 0 var(--line);
  font-weight: 800; font-size: 14px; color: var(--ink-strong); cursor: pointer;
  animation: lg-pop .18s cubic-bezier(.2,.9,.3,1);
}
body.duo .lg-chip:active { transform: translateY(3px); box-shadow: none; }
body.duo .lg-check { margin-top: 18px; }
body.duo .lg-check[disabled] { opacity: .5; }

/* ------------------------------------------------------------------ build */
body.duo .lg-build { margin-top: 16px; }
body.duo .lg-dirchip {
  display: inline-block; padding: 5px 12px; border-radius: 999px; margin-bottom: 12px;
  font-weight: 900; font-size: 12px; letter-spacing: .05em;
}
body.duo .lg-dirchip.long { background: var(--green-soft); color: var(--green-ink); }
body.duo .lg-dirchip.short { background: var(--red-soft); color: var(--red-ink); }

body.duo .lg-chart { position: relative; cursor: crosshair; }
body.duo .lg-ov { position: absolute; inset: 0; pointer-events: none; }
body.duo .lg-line { position: absolute; left: 0; right: 0; height: 0; border-top: 2px dashed currentColor; }
body.duo .lg-line span {
  position: absolute; right: 4px; top: -9px; padding: 1px 7px; border-radius: 999px;
  font-size: 10px; font-weight: 900; letter-spacing: .04em; text-transform: uppercase;
  background: var(--card); border: 1px solid currentColor;
}
body.duo .lg-line.entry { color: var(--ember, #ffb648); }
body.duo .lg-line.stop { color: var(--red); }
body.duo .lg-line.target { color: var(--green); }

body.duo .lg-steps { display: flex; gap: 8px; flex-wrap: wrap; margin-top: 14px; }
body.duo .lg-step {
  flex: 1 1 90px; padding: 10px; border: 2px solid var(--line); border-radius: var(--r-sm);
  background: var(--card); text-align: center;
}
body.duo .lg-step.now { border-color: var(--flame); box-shadow: 0 0 0 3px var(--flame) inset; }
body.duo .lg-step.set { border-color: var(--green); }
body.duo .lg-step-l { display: block; font-size: 10px; font-weight: 900; letter-spacing: .07em;
  text-transform: uppercase; color: var(--faint); }
body.duo .lg-step-v { display: block; margin-top: 3px; font-family: var(--fdisplay);
  font-size: 17px; font-weight: 700; color: var(--ink-strong); }
body.duo .lg-hint { flex: 1 1 100%; margin: 8px 0 0; color: var(--muted); font-weight: 700; font-size: 13px; text-align: center; }

body.duo .lg-rr { margin-top: 14px; padding: 12px 14px; border: 2px solid var(--line);
  border-radius: var(--r-sm); color: var(--muted); font-weight: 700; font-size: 14px; text-align: center; }
body.duo .lg-rr b { color: var(--ink-strong); }
body.duo .lg-rr.good { border-color: var(--green); background: var(--green-soft); color: var(--green-ink); }
body.duo .lg-rr.good b { color: var(--green-ink); }
body.duo .lg-rr.mid { border-color: var(--flame); }
body.duo .lg-rr.bad { border-color: var(--red); background: var(--red-soft); color: var(--red-ink); }

/* ------------------------------------------------------------------ match */
body.duo .lg-match { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; margin-top: 16px; }
body.duo .lg-col { display: flex; flex-direction: column; gap: 8px; }
body.duo .lg-mchip {
  min-height: 56px; padding: 10px 12px; border: 3px solid var(--line); border-radius: var(--r-sm);
  background: var(--card); box-shadow: 0 3px 0 var(--line);
  font-weight: 700; font-size: 13px; line-height: 1.35; color: var(--ink-strong);
  cursor: pointer; text-align: left;
}
body.duo .lg-mchip:active { transform: translateY(3px); box-shadow: none; }
body.duo .lg-mchip.sel { border-color: var(--flame); box-shadow: 0 3px 0 var(--flame); }
body.duo .lg-mchip.done { border-color: var(--green); background: var(--green-soft);
  color: var(--green-ink); box-shadow: none; opacity: .72; cursor: default; }
body.duo .lg-mchip.miss { border-color: var(--red); background: var(--red-soft); animation: lg-shake .34s; }

@keyframes lg-pop { from { transform: scale(.86); opacity: 0; } to { transform: scale(1); opacity: 1; } }
@keyframes lg-shake { 0%,100% { transform: translateX(0); } 20% { transform: translateX(-7px); }
  40% { transform: translateX(6px); } 60% { transform: translateX(-4px); } 80% { transform: translateX(3px); } }
@media (prefers-reduced-motion: reduce) {
  body.duo .lg-item, body.duo .lg-chip { animation: none; }
  body.duo .lg-item.no, body.duo .lg-mchip.miss { animation: none; }
}

@media (max-width: 420px) {
  body.duo .lg-item { font-size: 21px; padding: 18px; }
  body.duo .lg-match { grid-template-columns: 1fr; }
  body.duo .lg-col { flex-direction: row; flex-wrap: wrap; }
  body.duo .lg-mchip { flex: 1 1 46%; }
}