.fc{max-width:920px;margin:0 auto;padding:34px 0 30px}.fc .eyebrow{font-family:var(--font-mono);font-size:12px;font-weight:700;letter-spacing:.16em;text-transform:uppercase;color:var(--coral);margin-bottom:14px}.fc-hero h1{font-family:var(--font-display);font-weight:800;letter-spacing:-.03em;line-height:1;font-size:clamp(38px,6vw,58px);margin:0}.fc .mk{color:var(--coral)}.fc-lede{margin-top:16px;font-size:17.5px;line-height:1.55;color:var(--ink-soft);max-width:640px}.fc [hidden]{display:none!important}.fc-due{display:inline-flex;align-items:center;gap:8px;margin-top:18px;background:var(--ink);color:#fff;font-family:var(--font-display);font-weight:700;font-size:14px;text-decoration:none;padding:9px 16px;border-radius:11px}.fc-due:hover{background:var(--coral)}.fc-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px;margin-top:30px}.fc-deck{text-align:left;display:flex;flex-direction:column;gap:8px;background:var(--cream);border:1.5px solid var(--line);border-radius:16px;padding:17px 18px;cursor:pointer;transition:transform .14s,box-shadow .14s,border-color .14s;font-family:var(--font-body)}.fc-deck:hover{transform:translateY(-3px);box-shadow:0 12px 28px #1e181314;border-color:var(--ink)}.fc-deck-top{display:flex;align-items:center;justify-content:space-between}.fc-deck-name{font-family:var(--font-display);font-weight:800;font-size:18px;letter-spacing:-.01em;color:var(--ink)}.fc-deck-n{font-family:var(--font-mono);font-size:11px;font-weight:700;color:var(--ink-soft);background:var(--paper-2);padding:3px 8px;border-radius:6px}.fc-deck-blurb{font-size:13.5px;color:var(--ink-soft);line-height:1.45;flex:1}.fc-deck-bar{height:7px;border-radius:5px;background:var(--paper-2);overflow:hidden}.fc-deck-bar i{display:block;height:100%;width:0;background:linear-gradient(90deg,#16a37e,#0f9f82);transition:width .3s}.fc-deck-meta{display:flex;align-items:center;justify-content:space-between;font-family:var(--font-mono);font-size:11.5px}.fc-deck-due{color:var(--coral-deep);font-weight:700}.fc-deck-go{color:var(--ink-soft);font-weight:700}.fc-study{margin-top:24px}.fc-allbtn{border:0;background:none;cursor:pointer;font-family:var(--font-mono);font-size:13px;color:var(--ink-soft);padding:4px 0}.fc-allbtn:hover{color:var(--coral)}.fc-study-head{display:flex;align-items:flex-end;justify-content:space-between;gap:16px;margin:8px 0 16px;flex-wrap:wrap}.fc-study-head h2{font-family:var(--font-display);font-weight:800;font-size:24px;margin:0}.fc-study-prog{flex:1;max-width:300px;min-width:180px}.fc-study-prog span{font-family:var(--font-mono);font-size:12px;color:var(--ink-soft);display:block;margin-bottom:6px;text-align:right}.fc-pbar{height:9px;border-radius:6px;background:var(--paper-2);overflow:hidden}.fc-pbar i{display:block;height:100%;width:0;background:linear-gradient(90deg,#16a37e,#0f9f82);transition:width .35s}.fc-stage{perspective:1600px}.fc-card{width:100%;min-height:240px;cursor:pointer;outline:0}.fc-card:focus-visible{box-shadow:0 0 0 3px #ee4b2b59;border-radius:20px}.fc-inner{position:relative;width:100%;min-height:240px;transition:transform .5s cubic-bezier(.4,.2,.2,1);transform-style:preserve-3d}.fc-card.flipped .fc-inner{transform:rotateY(180deg)}.fc-face{position:absolute;inset:0;backface-visibility:hidden;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;border-radius:20px;padding:30px 28px;min-height:240px}.fc-front{background:linear-gradient(160deg,#fff,var(--paper-2));border:1.5px solid var(--line)}.fc-back{background:linear-gradient(160deg,#241a12,#3a2716);transform:rotateY(180deg)}.fc-tag{font-family:var(--font-mono);font-size:10px;font-weight:700;letter-spacing:.14em;text-transform:uppercase;color:var(--coral)}.fc-back .fc-tag{color:#f4b25a}.fc-q{font-family:var(--font-display);font-weight:800;font-size:30px;letter-spacing:-.02em;color:var(--ink);margin:12px 0}.fc-a{font-size:17px;line-height:1.55;color:#eee4d3;margin-top:12px;max-width:540px}.fc-hint{font-family:var(--font-mono);font-size:11px;color:var(--ink-soft);opacity:.7}.fc-rate{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-top:16px}.fc-rbtn{border:1.5px solid var(--line);background:var(--paper);border-radius:12px;padding:12px;font-family:var(--font-display);font-weight:800;font-size:15px;color:var(--ink);cursor:pointer;transition:transform .1s,background .12s,border-color .12s}.fc-rbtn:hover{transform:translateY(-1px)}.fc-rbtn.again:hover{border-color:var(--coral);color:var(--coral-deep)}.fc-rbtn.good{background:#0f9f82;color:#fff;border-color:#0f9f82}.fc-rbtn.good:hover{filter:brightness(1.06)}.fc-done{text-align:center;padding:30px 0}.fc-done-h{font-family:var(--font-display);font-weight:800;font-size:20px;color:var(--ink);margin:0 0 16px}.fc-done-btns{display:flex;gap:10px;justify-content:center}.fc-done-btns .fc-rbtn{padding:10px 18px}.fc-foot{margin-top:14px;font-family:var(--font-mono);font-size:12px;color:var(--ink-soft);text-align:center}.fc-foot kbd{background:var(--paper-2);border-radius:5px;padding:1px 6px;font-size:.92em}.fc-browse{margin-top:40px;border-top:1px solid var(--line);padding-top:28px}.fc-browse h2{font-family:var(--font-display);font-weight:800;font-size:22px;margin:0 0 4px}.fc-browse>p{font-size:14.5px;color:var(--ink-soft);margin:0 0 16px}.fc-browse>p a,.fc-bd a{color:var(--coral);font-weight:600;text-decoration:none}.fc-bd{border:1.5px solid var(--line);border-radius:13px;background:var(--cream);margin-bottom:10px;padding:2px 16px}.fc-bd summary{font-family:var(--font-display);font-weight:800;font-size:16px;padding:13px 0;cursor:pointer;list-style:none}.fc-bd summary::-webkit-details-marker{display:none}.fc-bd summary span{font-family:var(--font-mono);font-size:12px;color:var(--ink-soft);font-weight:600}.fc-bd dl{margin:0 0 12px}.fc-bd dt{font-family:var(--font-display);font-weight:700;font-size:14.5px;color:var(--ink);margin-top:10px}.fc-bd dd{margin:2px 0 0;font-size:13.5px;line-height:1.5;color:var(--ink-soft)}@media(max-width:620px){.fc-grid{grid-template-columns:1fr}.fc-q{font-size:26px}.fc-face{min-height:210px;padding:24px}.fc-inner,.fc-card{min-height:210px}}