/* cards.css — the flashcards page (cards.html), on top of rep.css (the Paper Sim's skin and tokens). Anki's colours for
   the counts: new blue, learning red, due green. */
:root{--cn:hsl(210 90% 62%);--cl:hsl(0 80% 64%);--cr:hsl(140 60% 50%)}
:root[data-theme=light]{--cn:hsl(214 85% 45%);--cl:hsl(0 70% 48%);--cr:hsl(140 65% 32%)}
.center{text-align:center}
.cn{font-weight:750;font-variant-numeric:tabular-nums}
.cn.n,.n strong,strong.n,th.n{color:var(--cn)} .cn.l,strong.l,th.l{color:var(--cl)} .cn.r,strong.r,th.r{color:var(--cr)}
table.decks{width:100%;border-collapse:collapse;margin-bottom:12px}
.decks th{font-size:.72rem;text-transform:uppercase;letter-spacing:.06em;text-align:right;padding:6px 8px;color:var(--muted-fg)}
.decks th:first-child{text-align:left}
.decks td{padding:9px 8px;border-top:1px solid var(--border);text-align:right;font-variant-numeric:tabular-nums;font-weight:650}
.decks td:first-child{text-align:left;font-weight:550}
.decks td:nth-child(2){color:var(--cn)} .decks td:nth-child(3){color:var(--cl)} .decks td:nth-child(4){color:var(--cr)}
.decks td.z{color:var(--muted-fg);opacity:.5;font-weight:400}
.decks td small{color:var(--muted-fg);font-weight:400;margin-left:4px}
.decks tr{cursor:pointer} .decks tbody tr:hover{background:var(--accent)}
.decks tr.all td{border-top:0}
.dot{display:inline-block;width:9px;height:9px;border-radius:50%;background:var(--cc);margin-right:8px;vertical-align:1px}
.ov h2{margin:0 0 14px;font-size:1.25rem;text-align:center}
.ovn{display:flex;justify-content:space-around;margin:0 0 16px}
.ovn div{text-align:center} .ovn strong{display:block;font-size:2rem;line-height:1.1} .ovn span{font-size:.8rem;color:var(--muted-fg)}
.ov .btn{margin-top:8px}
.studybar{display:flex;align-items:center;gap:10px;margin-bottom:10px}
.qn{flex:1;text-align:center;font-size:1.05rem} .qn i{font-style:normal;color:var(--muted-fg);margin:0 5px}
.qn .cn.cur{text-decoration:underline;text-underline-offset:4px;text-decoration-thickness:2px}
.tools2{min-width:40px;text-align:right}
.face{min-height:180px}
.ctitle{font-size:.78rem;color:var(--muted-fg);margin:4px 0 0;text-transform:uppercase;letter-spacing:.05em}
.front{font-size:1.15rem;line-height:1.5;margin:8px 0 4px;font-weight:600;overflow-wrap:anywhere}
.face hr{border:0;border-top:1px solid var(--border);margin:14px 0}
.bh{font-size:.75rem;text-transform:uppercase;letter-spacing:.06em;color:var(--muted-fg);margin:10px 0 2px}
ul.back{margin:6px 0;padding-left:20px} ul.back li{margin:6px 0;line-height:1.5} ul.back b{color:var(--primary)}
.tag.new{color:var(--cn);background:color-mix(in srgb,var(--cn) 15%,transparent)}
.answerbar{position:sticky;bottom:0;background:linear-gradient(transparent,var(--bg) 30%);padding:14px 0 10px;z-index:3}
.answerbar kbd{font:inherit;font-size:.7rem;opacity:.65;margin-left:8px;border:1px solid currentColor;border-radius:4px;padding:0 4px}
.grades{display:grid;grid-template-columns:repeat(4,1fr);gap:6px}
.ans{border:0;border-radius:10px;padding:8px 4px 10px;font-weight:750;font-size:.95rem;cursor:pointer;color:#fff;display:flex;flex-direction:column;align-items:center;gap:2px}
.ans small{font-weight:600;font-size:.75rem;opacity:.9}
.ans kbd{margin:2px 0 0;font-size:.65rem}
.ans.again{background:hsl(0 70% 50%)} .ans.hard{background:hsl(220 10% 46%)} .ans.good{background:hsl(140 55% 36%)} .ans.easy{background:hsl(210 75% 46%)}
.ans:active{transform:translateY(1px)}
.more{display:flex;flex-wrap:wrap;gap:6px;justify-content:center;margin:6px 0}