/* CodeShaala SI: Alignment Dojo + Agent Arena styles (dj-*). Builds on si.css tokens. */
.dj { display: flex; flex-direction: column; gap: 14px; color: var(--txt, #e8ecf8); }
.dj h1, .dj h2, .dj h3 { margin: 0; letter-spacing: -.01em; }
.dj-k { font-size: 11.5px; font-weight: 800; letter-spacing: .1em; text-transform: uppercase; color: var(--si-c, #f59e0b); margin-bottom: 6px; }
.dj-k-good { color: var(--si-good, #34d399); }
.dj-muted { color: var(--mut, #9aa6c8); font-size: 13px; }
.dj-small { color: var(--mut, #9aa6c8); font-size: 12px; margin: 4px 0 0; }
.dj-svg { max-width: 560px; margin: 0 auto; touch-action: manipulation; }

/* header */
.dj-head { display: flex; flex-wrap: wrap; gap: 10px 16px; align-items: center; }
.dj-title { display: flex; align-items: baseline; gap: 10px; flex: 1 1 220px; }
.dj-title h2 { font-size: clamp(21px, 3.2vw, 28px); }
.dj-num { font-weight: 900; color: var(--si-c, #f59e0b); font-variant-numeric: tabular-nums; }
.dj-tags { gap: 6px; }
.dj-tag-sim { border-color: rgba(34, 211, 238, .5) !important; color: #a5f3fc !important; }
.dj-tag-unp { border-color: rgba(245, 158, 11, .5) !important; color: #fde68a !important; }
.dj-rank { display: inline-flex; align-items: center; gap: 6px; font-size: 13px; font-weight: 700; padding: 3px 10px 3px 4px; border-radius: 999px; background: rgba(255, 255, 255, .06); border: 1px solid var(--line, rgba(255,255,255,.11)); }
.dj-belt { flex: none; }

/* goal + unplugged */
.dj-goal { border-left: 4px solid var(--si-c, #f59e0b); }
.dj-goal-t { font-size: clamp(16px, 2.2vw, 19px); font-weight: 700; margin: 0; line-height: 1.4; }
.dj-steps { margin: 6px 0 12px; padding-left: 22px; display: flex; flex-direction: column; gap: 8px; line-height: 1.5; }
.dj-details { margin-top: 10px; }
.dj-details summary { cursor: pointer; color: #c4b5fd; font-weight: 700; min-height: 36px; display: flex; align-items: center; }
.dj-naive { margin: 0 0 8px; font-weight: 600; }

/* workspace: editor + stage */
.dj-work { display: grid; grid-template-columns: minmax(280px, 400px) 1fr; gap: 14px; align-items: start; }
.dj-editor, .dj-stagebox { display: flex; flex-direction: column; gap: 10px; min-width: 0; }
.dj-h { font-size: 16px; }
.dj-term { display: grid; grid-template-columns: var(--tap, 44px) 74px var(--tap, 44px) 1fr; gap: 6px; align-items: center; }
.dj-stepbtn { min-height: var(--tap, 44px); min-width: var(--tap, 44px); border-radius: 12px; border: 1px solid var(--line, rgba(255,255,255,.11)); background: rgba(255, 255, 255, .06);
  color: var(--txt, #e8ecf8); font: inherit; font-size: 20px; font-weight: 800; cursor: pointer; }
.dj-stepbtn:hover { border-color: var(--si-a, #a855f7); }
.dj-numin { width: 100%; min-height: var(--tap, 44px); box-sizing: border-box; text-align: center; font: inherit; font-weight: 800; font-size: 17px; font-variant-numeric: tabular-nums;
  color: var(--txt, #e8ecf8); background: #0b1230; border: 2px solid var(--line, rgba(255,255,255,.11)); border-radius: 12px; padding: 4px; -moz-appearance: textfield; }
.dj-numin::-webkit-outer-spin-button, .dj-numin::-webkit-inner-spin-button { -webkit-appearance: none; margin: 0; }
.dj-numin.pos { border-color: rgba(52, 211, 153, .65); color: #bbf7d0; }
.dj-numin.neg { border-color: rgba(251, 113, 133, .65); color: #fecdd3; }
.dj-term-l { font-size: 14px; line-height: 1.3; }
.dj-opt { display: flex; flex-wrap: wrap; gap: 6px; align-items: center; padding-top: 4px; }
.dj-opt-l { width: 100%; font-size: 13px; font-weight: 700; color: var(--mut, #9aa6c8); }
.dj-opt .si-chip { min-height: var(--tap, 44px); }
.dj-runrow { margin-top: 4px; }
.dj-run { flex: 1 1 auto; }
.dj-train:empty { display: none; }
.dj-rulenew { display: flex; flex-wrap: wrap; gap: 6px; }
.dj-rulenew select { flex: 1 1 140px; min-height: var(--tap, 44px); font: inherit; color: var(--txt, #e8ecf8); background: #0b1230; border: 1px solid var(--line, rgba(255,255,255,.11)); border-radius: 11px; padding: 6px 8px; max-width: 100%; }
.dj-rulelist { margin: 0; padding-left: 22px; display: flex; flex-direction: column; gap: 6px; }
.dj-rulelist li > * { vertical-align: middle; }
.dj-rulelist li { line-height: 1.35; }
.dj-rulelist li button { margin-left: 8px; min-height: 32px; }

.dj-stage { background: #0d1433; border-radius: 14px; padding: 8px; }
.dj-ctrls { gap: 6px; }
.dj-steplbl { color: var(--mut, #9aa6c8); margin-left: auto; }
.dj-stats { gap: 8px; }
.dj-stats .si-kv { min-width: 84px; }
.dj-caption { margin: 0; padding: 10px 12px; border-radius: 12px; background: rgba(255, 255, 255, .04); border: 1px dashed var(--line, rgba(255,255,255,.11)); line-height: 1.45; min-height: 44px; }
.dj-robot.off { opacity: .7; }

/* verdict, hints, fix */
.dj-verdict:empty { display: none; }
.dj-v-exploit { background: rgba(251, 113, 133, .1); border-color: rgba(251, 113, 133, .4); color: #ffe4e6; }
.dj-v-ok p { margin: 4px 0 0; }
.dj-v-row { display: flex; gap: 12px; align-items: center; }
.dj-hidden { display: flex; flex-wrap: wrap; gap: 6px; align-items: center; margin-top: 10px; font-size: 13px; }
.dj-dot { padding: 3px 10px; border-radius: 999px; font-weight: 700; font-size: 12.5px; }
.dj-dot.pass { background: rgba(52, 211, 153, .18); color: #bbf7d0; }
.dj-dot.fail { background: rgba(251, 113, 133, .16); color: #fecdd3; }
.dj-hints { display: flex; flex-direction: column; gap: 8px; align-items: flex-start; }
.dj-hintlist { display: flex; flex-direction: column; gap: 6px; width: 100%; }
.dj-hint { padding: 9px 12px; border-radius: 11px; background: rgba(168, 85, 247, .1); border: 1px solid rgba(168, 85, 247, .3); line-height: 1.45; }
.dj-endbox { display: flex; flex-direction: column; gap: 10px; }
.dj-endbox:empty { display: none; }
.dj-fix { border-left: 4px solid var(--si-good, #34d399); }
.dj-fix-t { font-size: 16px; font-weight: 700; margin: 0 0 12px; line-height: 1.45; }
.dj-echo { margin: 0; color: #c4cdee; line-height: 1.5; }

/* index / bank */
.dj-hero { display: grid; grid-template-columns: 1.4fr 1fr; gap: 18px; align-items: center; }
.dj-hero h1 { font-size: clamp(24px, 4vw, 38px); line-height: 1.1; margin: 0 0 10px; }
.dj-hero p { color: #c4cdee; margin: 0 0 10px; max-width: 62ch; line-height: 1.5; }
.dj-hero-art { max-width: 320px; justify-self: center; }
.dj-legend { gap: 8px; margin-bottom: 6px; }
.dj-filter { gap: 6px; }
.dj-filter .si-chip { min-height: var(--tap, 44px); }
.dj-bank { display: grid; grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); gap: 12px; }
.dj-pcard { display: flex; flex-direction: column; gap: 6px; text-align: left; padding: 14px; border-radius: 16px; border: 1px solid var(--line, rgba(255,255,255,.11));
  background: linear-gradient(165deg, #131c40, #0c1330); color: var(--txt, #e8ecf8); font: inherit; cursor: pointer; min-height: 168px; transition: transform .12s, border-color .12s; }
.dj-pcard:hover { transform: translateY(-2px); border-color: var(--si-a, #a855f7); }
.dj-pcard.done { border-color: rgba(52, 211, 153, .45); }
.dj-pcard h3 { font-size: 16.5px; }
.dj-pcard p { margin: 0; color: #b8c2e6; font-size: 13.5px; line-height: 1.4; flex: 1; }
.dj-pc-top { display: flex; gap: 6px; align-items: center; flex-wrap: wrap; }
.dj-pc-foot { display: flex; justify-content: space-between; align-items: center; gap: 6px; flex-wrap: wrap; }
.dj-eng { font-size: 12px; color: var(--mut, #9aa6c8); }
.dj-arena-link { display: flex; justify-content: space-between; align-items: center; gap: 12px; flex-wrap: wrap; border-color: rgba(251, 113, 133, .35); }
.dj-arena-link p { margin: 4px 0 0; color: #c4cdee; }

/* arena */
.dj-rot { display: grid; grid-template-columns: repeat(5, 1fr); gap: 8px; }
.dj-rot-c { display: flex; flex-direction: column; gap: 2px; padding: 10px 12px; border-radius: 14px; border: 1px solid var(--line, rgba(255,255,255,.11)); background: rgba(255, 255, 255, .035); font-size: 13.5px; }
.dj-rot-c.today { border-color: var(--si-c, #f59e0b); background: rgba(245, 158, 11, .1); }
.dj-rot-c.soon { opacity: .65; border-style: dashed; }
.dj-rot-d { font-size: 11.5px; color: var(--mut, #9aa6c8); font-weight: 700; }
.dj-arena-body { display: flex; flex-direction: column; gap: 10px; }
.dj-rtable caption { text-align: left; caption-side: top; padding-bottom: 4px; }
.dj-rtable td:first-child { width: 56px; text-align: center; font-weight: 800; }
.dj-choices { display: flex; flex-wrap: wrap; gap: 8px; }
.dj-choice { min-height: var(--tap, 44px); }
.dj-tap { cursor: pointer; }
.dj-lb p { margin: 0; color: #c4cdee; line-height: 1.5; }

@media (max-width: 860px) {
  .dj-work { grid-template-columns: 1fr; }
  .dj-hero { grid-template-columns: 1fr; }
  .dj-hero-art { max-width: 260px; }
  .dj-rot { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 420px) {
  .dj-term { grid-template-columns: var(--tap, 44px) 64px var(--tap, 44px); }
  .dj-term-l { grid-column: 1 / -1; order: -1; font-size: 13.5px; margin-top: 4px; }
  .dj-steplbl { margin-left: 0; }
  .dj-rot { grid-template-columns: 1fr 1fr; }
}
@media (prefers-reduced-motion: reduce) { .dj-pcard { transition: none; } .dj-pcard:hover { transform: none; } }
.dj-norule { list-style: none; margin-left: -22px; }