#swipe-area{min-height:54vh}@media(min-width:640px){#swipe-area{min-height:360px;max-height:420px}}.card-stack-layer{pointer-events:none;background:#fff}.card-stack-back{opacity:.55;background:linear-gradient(145deg,#f9f3ff,#fdf2f8);transform:scale(.94)translateY(4px);box-shadow:0 2px 12px #8b5e830f}.card-stack-mid{border:1px solid var(--color-border);opacity:.9;background:linear-gradient(145deg,#faf6ff,#fdf4f9);flex-direction:column;padding:1.5rem;display:flex;transform:scale(.97)translateY(2px);box-shadow:0 8px 32px #0000000f,0 2px 8px #00000008}.swipe-card{touch-action:none;-webkit-user-select:none;user-select:none;cursor:grab;border:1px solid var(--color-border);background:#fff;border-radius:24px;flex-direction:column;width:100%;min-height:54vh;padding:1.5rem;transition:transform .15s;display:flex;position:absolute;top:0;left:0;box-shadow:0 8px 32px #00000014,0 2px 8px #0000000a}@media(min-width:640px){.swipe-card{border-radius:28px;min-height:360px;max-height:420px;padding:2rem 2.5rem}}.swipe-card.dragging{cursor:grabbing;transition:none}.swipe-card.fly-right{opacity:0;transition:transform .42s cubic-bezier(.4,0,.2,1),opacity .42s;transform:translate(130%)rotate(22deg)!important}.swipe-card.fly-left{opacity:0;transition:transform .42s cubic-bezier(.4,0,.2,1),opacity .42s;transform:translate(-130%)rotate(-22deg)!important}.swipe-card.shake{animation:.45s ease-in-out card-shake}@keyframes card-shake{0%,to{transform:translate(0)}20%{transform:translate(-10px)rotate(-1.5deg)}40%{transform:translate(10px)rotate(1.5deg)}60%{transform:translate(-7px)rotate(-.8deg)}80%{transform:translate(7px)rotate(.8deg)}}.swipe-overlay{letter-spacing:3px;opacity:0;pointer-events:none;z-index:10;border-radius:10px;padding:8px 20px;font-size:1.25rem;font-weight:900;transition:opacity 80ms;position:absolute;top:20px}.swipe-overlay.vrai{color:#16a34a;background:#22c55e14;border:3px solid #22c55e;right:20px;transform:rotate(12deg)}.swipe-overlay.faux{color:#dc2626;background:#ef444414;border:3px solid #ef4444;left:20px;transform:rotate(-12deg)}.card-ep-badge{color:#fff;letter-spacing:.05em;background:var(--color-primary);white-space:nowrap;border-radius:999px;padding:3px 10px;font-size:11px;font-weight:800;display:inline-block}.card-theme-badge{color:var(--color-primary);background:var(--color-bg-soft);border:1px solid var(--color-primary-light);text-overflow:ellipsis;white-space:nowrap;border-radius:999px;max-width:200px;padding:3px 10px;font-size:11px;font-weight:700;display:inline-block;overflow:hidden}.card-question-text{color:var(--color-text);text-align:center;margin:0;font-size:clamp(1.2rem,4.5vw,1.5rem);font-weight:700;line-height:1.5}@media(min-width:640px){.card-question-text{font-size:clamp(1.3rem,2vw,1.6rem)}.card-theme-badge{max-width:none}}.card-swipe-hint{color:#6b556673;align-items:center;gap:6px;font-size:11px;display:inline-flex}#swipe-hints{transition:opacity .5s}#swipe-hints.hint-faded{opacity:0;pointer-events:none}.swipe-hint-left,.swipe-hint-right{animation:2.5s ease-in-out infinite hint-pulse}.swipe-hint-right{animation-delay:1.25s}@keyframes hint-pulse{0%,to{opacity:.8;transform:translate(0)}50%{opacity:1;transform:translate(-4px)}}.swipe-hint-right{animation-name:hint-pulse-right}@keyframes hint-pulse-right{0%,to{opacity:.8;transform:translate(0)}50%{opacity:1;transform:translate(4px)}}.confetti-particle{pointer-events:none;z-index:200;border-radius:2px;width:8px;height:8px;position:fixed}.confetti-particle.animate{animation:.9s ease-out forwards confetti-burst}@keyframes confetti-burst{0%{opacity:1;transform:translate(0)rotate(0)scale(1)}to{transform:translate(var(--cx),var(--cy)) rotate(720deg) scale(0);opacity:0}}.correct-flash{animation:.5s flash-green}@keyframes flash-green{0%,to{box-shadow:0 8px 32px #8b5e831f}40%{box-shadow:0 0 0 8px #22c55e40,0 8px 32px #22c55e26}}.wrong-flash{animation:.5s flash-red}@keyframes flash-red{0%,to{box-shadow:0 8px 32px #8b5e831f}40%{box-shadow:0 0 0 8px #ef444438,0 8px 32px #ef44441f}}@keyframes pulse-subtle{0%,to{opacity:1}50%{opacity:.7}}@keyframes pulse-strong{0%,to{opacity:1;transform:scaleY(1)}50%{opacity:.8;transform:scaleY(1.5)}}@keyframes shimmer{0%{background-position:-200%}to{background-position:200%}}.streak-level-2{animation:1.2s ease-in-out infinite pulse-subtle}.streak-level-3{animation:.8s ease-in-out infinite pulse-strong}.streak-level-4{animation:1.5s linear infinite shimmer;background:linear-gradient(90deg,#f59e0b,#ef4444,#f59e0b,#ef4444) 0 0/200% 100%!important}@keyframes screen-shake{0%,to{transform:translate(0)}10%,50%,90%{transform:translate(-3px)}30%,70%{transform:translate(3px)}}.screen-shaking{animation:.4s ease-in-out screen-shake}.death-modal{animation:.3s cubic-bezier(.34,1.56,.64,1) modal-pop}@keyframes modal-pop{0%{opacity:0;transform:scale(.8)}to{opacity:1;transform:scale(1)}}.death-emoji-pop{animation:.45s cubic-bezier(.34,1.56,.64,1) .1s both emoji-drop;display:block}@keyframes emoji-drop{0%{opacity:0;transform:scale(.2)translateY(-20px)}to{opacity:1;transform:scale(1)translateY(0)}}@keyframes celebrate{0%,to{transform:scale(1)}50%{transform:scale(1.1)}}.celebrate-record{animation:.6s ease-in-out 3 celebrate}@keyframes milestone-pop{0%{opacity:0;transform:scale(.5)translateY(30px)}60%{opacity:1;transform:scale(1.08)translateY(-4px)}to{opacity:1;transform:scale(1)translateY(0)}}@keyframes milestone-dismiss{0%{opacity:1;transform:scale(1)}to{opacity:0;transform:scale(.85)translateY(-16px)}}#milestone-card.milestone-pop{animation:.38s cubic-bezier(.34,1.56,.64,1) both milestone-pop}#milestone-card.milestone-dismiss{animation:.25s ease-in forwards milestone-dismiss}@keyframes timer-critical{0%,to{opacity:1}50%{opacity:.55}}#timer-bar.critical{animation:.45s ease-in-out infinite timer-critical}.heart-icon{color:#ef4444;font-size:1rem;line-height:1;transition:transform .2s,opacity .2s;display:inline-block}.heart-icon.heart-lost{filter:grayscale();opacity:.3}@keyframes heart-break{0%{transform:scale(1)}30%{transform:scale(1.4)}60%{transform:scale(.7)rotate(-15deg)}to{filter:grayscale();opacity:.35;transform:scale(1)rotate(0)}}.heart-icon.heart-breaking{animation:.45s ease-in-out forwards heart-break}@keyframes heart-recharge{0%{opacity:.35;filter:grayscale();transform:scale(.5)}60%{opacity:1;filter:grayscale(0);transform:scale(1.3)}to{opacity:1;filter:grayscale(0);transform:scale(1)}}.heart-icon.heart-recharging{animation:.5s ease-out forwards heart-recharge}.explanation-card{cursor:pointer}.explanation-card .explanation-verdict{border:1.5px solid;border-radius:14px;flex:1;margin-top:.75rem;padding:1rem 1.1rem;line-height:1.7;animation:.35s ease-out explanation-slide}.explanation-card .explanation-verdict.correct{color:#166534;background:#22c55e14;border-color:#22c55e66}.explanation-card .explanation-verdict.incorrect{color:#991b1b;background:#ef444414;border-color:#ef444466}.explanation-verdict-title{margin-bottom:8px;font-size:.95rem;font-weight:700}.explanation-verdict-body{font-size:clamp(.9rem,2.5vw,1.05rem)}.explanation-tap-hint{text-align:center;color:#9ca3af;letter-spacing:.02em;flex-shrink:0;padding-top:.75rem;font-size:.75rem;animation:.5s ease-out explanation-slide}@keyframes explanation-slide{0%{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}.death-card{background:linear-gradient(145deg,#fffbf0,#fff5f0 60%,#fff0f0);animation:.38s cubic-bezier(.34,1.56,.64,1) backwards card-death-enter;border-color:#ef824440!important}@keyframes card-death-enter{0%{opacity:0;transform:translateY(18px)scale(.95)}to{opacity:1;transform:none}}#toggle-revision-game[aria-checked=true]{background-color:#6366f1}#toggle-revision-game[aria-checked=true] #toggle-revision-game-thumb{transform:translate(1.125rem)}#toggle-explain-all-game[aria-checked=true]{background-color:#6366f1}#toggle-explain-all-game[aria-checked=true] #toggle-explain-all-game-thumb{transform:translate(1.125rem)}