.bc{grid-template-columns:minmax(0,11fr) minmax(300px,9fr);align-items:start;gap:clamp(16px,3vw,36px);max-width:1120px;padding:clamp(14px,2.5vh,28px) clamp(20px,4vw,48px) 12px;display:grid}.fig{flex-direction:column;gap:8px;margin:0;display:flex}.fig .pic{border-radius:var(--r3);box-shadow:0 0 0 1px var(--line);background:#fff;padding:clamp(8px,1.5vw,16px)}.fig .pic svg{width:100%;height:auto;max-height:calc(100vh / var(--z) - 56px - 50px - 72px - 70px);display:block}.fig figcaption{color:var(--text-3);justify-content:space-between;align-items:center;gap:12px;min-height:28px;font-size:12.5px;display:flex}.fig figcaption .swap{font-size:12.5px}.bc-side{gap:var(--s4);flex-direction:column;display:flex}.bc-side .label{margin-bottom:-4px}.grid5{border-collapse:separate;border-spacing:0 6px;width:100%;margin-top:-6px}.grid5 th{letter-spacing:.1em;color:var(--text-3);text-align:center;padding:0 0 2px;font-size:11px;font-weight:600}.grid5 th[scope=row]{font-family:var(--mono);letter-spacing:0;color:var(--text);text-align:left;white-space:nowrap;width:54px;padding:0 10px 0 0;font-size:13px}.grid5 th[scope=row] button{color:inherit;font:inherit;border-radius:var(--r1);cursor:default;background:0 0;border:0;margin-left:-6px;padding:4px 6px}.grid5 th[scope=row] button[data-explain]{cursor:pointer;text-decoration:underline;-webkit-text-decoration-color:var(--line-strong);text-decoration-color:var(--line-strong);text-underline-offset:3px}.grid5 tr.active th[scope=row] button{color:var(--accent)}[data-reading=light] .grid5 tr.active th[scope=row] button{color:#3854d6}.grid5 td{padding:0 3px}.cnt{border-radius:var(--r2);border:1px solid var(--line);background:var(--surface);width:100%;height:40px;color:var(--text);font-family:var(--mono);font-variant-numeric:tabular-nums;transition:border-color var(--fast) var(--ease), background var(--fast) var(--ease), opacity var(--med) var(--ease);font-size:15px;position:relative}.cnt:hover{border-color:var(--line-strong);background:var(--surface-2)}.cnt .lt{color:var(--text-3);font-size:9.5px;position:absolute;top:4px;left:6px}.cnt.sel{border-color:var(--accent-line);background:var(--accent-soft)}.cnt.right{border-color:var(--good-line);background:var(--good-soft);color:var(--good);font-weight:600}.cnt.wrong{border-color:var(--bad-line);background:var(--bad-soft);color:var(--bad)}tr.marked .cnt{cursor:default}tr.marked .cnt.right{cursor:help}tr.marked .cnt:not(.right):not(.wrong){opacity:.4}.bc-explain{border:1px solid var(--line);border-radius:var(--r3);flex-direction:column;gap:6px;padding:14px 16px;font-size:14.5px;line-height:1.6;display:flex}.bc-explain h2{font-size:var(--micro);letter-spacing:.12em;text-transform:uppercase;color:var(--text-3);font-weight:600}.bc-explain .key{color:var(--text-3);gap:12px;font-size:12.5px;display:inline-flex}.bc-explain .key i{vertical-align:-1px;border-radius:2px;width:10px;height:10px;margin-right:5px;display:inline-block}.bc-rev{padding:0}.bc-rev .cnt{place-items:center;display:grid}.bc-rev .fig .pic svg{max-height:60vh}.bc-screen .dock-in{max-width:1120px;padding-left:clamp(20px,4vw,48px);padding-right:clamp(20px,4vw,48px)}.bc-screen .dock .q-actions,.bc-screen .dock .timed-bar{max-width:none}.bc-screen .dock .q-actions{flex-wrap:nowrap}@media (max-width:600px){.bc-count,.bc-screen .dock .t{display:none}}@media (max-width:860px){.bc{grid-template-columns:1fr}.fig .pic svg{max-height:42vh}}.bc-explain .stackx{display:grid}.bc-explain .stackx>div{flex-direction:column;grid-area:1/1;gap:6px;display:flex}.bc-explain .stackx>div[aria-hidden=true]{visibility:hidden}
.ic{flex-direction:column;gap:clamp(14px,2.4vh,24px);max-width:980px;padding:clamp(16px,2.5vh,32px) clamp(20px,4vw,48px) 12px;display:flex}.dials{justify-content:center;gap:clamp(16px,3vw,32px);display:flex}.dials figure{flex-direction:column;align-items:center;gap:8px;margin:0;display:flex}.dial{aspect-ratio:1;border-radius:var(--r3);width:clamp(110px,20vh,200px);box-shadow:0 0 0 1px var(--line);background:#fff;padding:6px}.dial svg{width:100%;height:100%;display:block}.dials figcaption{color:var(--text-3);letter-spacing:.02em;font-size:12px}.ic .q-prompt{text-align:center;color:var(--text-2);margin:0;font-size:14px}.planes{grid-template-columns:repeat(4,minmax(0,1fr));gap:clamp(8px,1.4vw,14px);margin:0;padding:0;list-style:none;display:grid}.plane{border:2px solid var(--line);border-radius:var(--r3);cursor:pointer;width:100%;transition:border-color var(--fast) var(--ease), box-shadow var(--fast) var(--ease), opacity var(--med) var(--ease), transform var(--fast) var(--ease);background:#fff;padding:4px;display:block;position:relative}.plane:hover{border-color:var(--line-strong)}.plane:active{transform:scale(.99)}.plane img{aspect-ratio:7/5;object-fit:contain;width:100%;height:auto;display:block}.plane .L{border-radius:var(--r1);width:24px;height:24px;font-family:var(--mono);color:#fff;background:#0b0d10;place-items:center;font-size:12px;font-weight:600;display:grid;position:absolute;top:8px;left:8px}.plane.sel{border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-soft)}.plane.sel .L{background:var(--accent-btn)}.answered .plane{pointer-events:none}.answered .plane:not(.right):not(.wrong){opacity:.45}.plane.right{border-color:var(--good);box-shadow:0 0 0 3px var(--good-soft)}.plane.right .L{background:var(--good)}.plane.wrong{border-color:var(--bad);box-shadow:0 0 0 3px var(--bad-soft)}.plane.wrong .L{background:var(--bad)}.ic-explain{border:1px solid var(--line);border-radius:var(--r3);flex-direction:column;gap:8px;padding:16px 18px;font-size:15px;line-height:1.6;display:flex}.ic-explain h2{font-size:var(--micro);letter-spacing:.12em;text-transform:uppercase;color:var(--text-3);font-weight:600}.ic-explain .mine{color:var(--text-2)}.ic-explain .mine b{font-family:var(--mono);color:var(--bad);margin-right:6px;font-weight:500}.ic-rev{gap:var(--s4);max-width:820px;padding:0}.ic-rev .dial{width:140px}.ic-rev .plane{cursor:default}.ic-screen .dock-in{max-width:980px;padding-left:clamp(20px,4vw,48px);padding-right:clamp(20px,4vw,48px)}.ic-screen .dock .q-actions,.ic-screen .dock .timed-bar{max-width:none}@media (max-width:760px){.planes{grid-template-columns:repeat(2,minmax(0,1fr))}.dial{width:min(40vw,22vh,170px)}}
.trshell{height:calc(100vh / var(--z));height:calc(100dvh / var(--z));background:var(--bg-raised);flex-direction:column;display:flex;overflow:hidden}.trshell>main{flex-direction:column;flex:1;min-height:0;display:flex}.tr{flex:1;grid-template-columns:minmax(0,1fr) 296px;min-height:0;display:grid}@media (max-width:1200px){.tr{grid-template-columns:minmax(0,1fr) 248px}.grid-wrap{padding:10px 8px}}.grid-wrap{place-items:center;min-width:0;min-height:0;padding:14px 16px;display:grid;position:relative}table.grid{border-collapse:separate;border-spacing:0;font-family:var(--font);letter-spacing:-.01em;font-variant-numeric:tabular-nums;font-size:var(--fs,10px);color:var(--text-2);table-layout:fixed;-webkit-user-select:none;user-select:none;line-height:1}table.grid td,table.grid th{width:var(--cw,24px);height:var(--rh,16px);text-align:center;transition:background var(--fast) var(--ease), color var(--fast) var(--ease);padding:0;font-weight:400}table.grid td{border-right:1px solid var(--grid-line);border-bottom:1px solid var(--grid-line)}table.grid td.c5{border-right-color:var(--grid-line-5)}table.grid tr.r5 td{border-bottom-color:var(--grid-line-5)}table.grid thead th{color:var(--text-3);border-bottom:1px solid var(--line-strong);font-weight:500}table.grid tbody th{color:var(--text-3);border-right:1px solid var(--line-strong);font-weight:500}table.grid th.zero{color:var(--text)}table.grid .axis{color:var(--accent);font-weight:600;font-family:var(--font)}:root{--grid-line:#ffffff13;--grid-line-5:#ffffff2b}[data-reading=light]{--grid-line:#00000016;--grid-line-5:#0003}table.grid .hl{background:var(--accent-soft);color:var(--text)}table.grid th.hl{color:var(--accent)}[data-reading=light] table.grid th.hl{color:#3854d6}table.grid .hit{background:var(--accent-btn);color:#fff;border-radius:2px;font-weight:600}table.grid .hit.no{background:var(--bad);color:#0a0b0d}.tr-side{border-left:1px solid var(--line);flex-direction:column;min-height:0;display:flex}.ask{border-bottom:1px solid var(--line);flex-direction:column;gap:12px;padding:18px 20px 14px;display:flex}.ask-head{justify-content:space-between;align-items:center;display:flex}.xy{background:var(--line);border:1px solid var(--line);border-radius:var(--r3);grid-template-columns:1fr 1fr;gap:1px;display:grid;overflow:hidden}.xy div{background:var(--surface);flex-direction:column;gap:2px;padding:8px 14px 9px;display:flex}.xy span{letter-spacing:.12em;color:var(--text-3);font-size:11px;font-weight:600}.xy b{letter-spacing:-.03em;font-variant-numeric:tabular-nums;font-size:26px;font-weight:600;line-height:1.1}.nav-row{border-top:1px solid var(--line);gap:6px;margin-top:auto;padding:16px 20px 24px;display:flex}.nav-row .btn{flex:1;justify-content:center}.tr-side .ask{border-bottom:0}@media (max-height:700px){.ask{gap:8px;padding:12px 18px 8px}.xy b{font-size:22px}.topt{height:32px}.topts{gap:4px}.nav-row{padding:10px 18px 12px}}.cover{background:color-mix(in srgb, var(--bg-raised) 72%, transparent);-webkit-backdrop-filter:blur(6px);z-index:5;place-items:center;padding:24px;display:grid;position:absolute;inset:0}.cover-card{background:var(--surface);border:1px solid var(--line-strong);border-radius:var(--r4);flex-direction:column;gap:16px;width:100%;max-width:440px;padding:28px;display:flex;box-shadow:0 30px 60px -30px #0009}.cover-card h1{letter-spacing:-.03em;font-size:26px;line-height:1.15}.cover-card p{color:var(--text-2);font-size:14.5px;line-height:1.6}.cover-card dl{border-top:1px solid var(--line);border-bottom:1px solid var(--line);grid-template-columns:repeat(3,1fr);margin:0;display:grid}.cover-card dl div{padding:12px 0}.cover-card dl div+div{border-left:1px solid var(--line);padding-left:14px}.cover-card dt{color:var(--text-3);font-size:11.5px}.cover-card dd{letter-spacing:-.02em;font-variant-numeric:tabular-nums;margin:2px 0 0;font-size:18px}.cover-card .row{flex-wrap:wrap;gap:8px;display:flex}.qstrip.dense .nums{gap:3px}.qstrip.dense .nums button{border-radius:5px;width:22px;height:24px;font-size:10px}@media (max-width:900px){.tr{flex-direction:column;display:flex}.grid-wrap{flex:1;place-items:start;overflow:auto}.tr-side{border-left:0;border-top:1px solid var(--line);flex:none}.ask{flex-flow:wrap;align-items:center;gap:10px;padding:12px 16px}.ask-head{width:100%}.xy b{font-size:22px}.xy div{padding:8px 12px}.topts{flex-direction:row;flex:1;min-width:260px}.topts li{flex:1}.topt{gap:6px;padding:0 8px}.nav-row{border-top:0;padding:0 16px 12px}}