.Flashcards-module__cbDjkW__flashcardsRoot{--fc-primary:var(--qb-primary,#6366f1);--fc-primary-dark:var(--qb-primary-dark,#4f46e5);--fc-secondary:var(--qb-stat-orange,#f59e0b);--fc-success:var(--qb-correct,#10b981);--fc-warning:var(--qb-flag-bg,#f97316);--fc-danger:var(--qb-incorrect,#ef4444);--fc-surface:var(--qb-bg-primary,#111827cc);--fc-surface-light:var(--qb-bg-secondary,var(--overlay-light));--fc-border:var(--qb-border-default,var(--overlay-medium));--fc-text:var(--qb-text-primary,#f9fafb);--fc-text-muted:var(--qb-text-secondary,#9ca3af);--fc-glass:var(--qb-bg-secondary,var(--overlay-light));--fc-glass-border:var(--qb-border-default,var(--overlay-medium))}.Flashcards-module__cbDjkW__container{min-height:100vh;padding:24px}.Flashcards-module__cbDjkW__header{justify-content:space-between;align-items:center;margin-bottom:32px;display:flex}.Flashcards-module__cbDjkW__title{color:var(--fc-text);align-items:center;gap:12px;font-size:2rem;font-weight:700;display:flex}.Flashcards-module__cbDjkW__titleIcon{font-size:2.5rem}.Flashcards-module__cbDjkW__statsBar{flex-wrap:wrap;gap:16px;margin-bottom:32px;display:flex}.Flashcards-module__cbDjkW__statCard{background:var(--fc-glass);-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);border:1px solid var(--fc-glass-border);border-radius:16px;flex:1;min-width:140px;padding:20px 24px;transition:all .3s cubic-bezier(.4,0,.2,1)}.Flashcards-module__cbDjkW__statCard:hover{border-color:var(--fc-primary);transform:translateY(-2px);box-shadow:0 8px 32px #6366f133}.Flashcards-module__cbDjkW__statValue{color:var(--fc-text);font-size:2rem;font-weight:700;line-height:1}.Flashcards-module__cbDjkW__statLabel{color:var(--fc-text-muted);margin-top:4px;font-size:.875rem}.Flashcards-module__cbDjkW__dueBanner{background:linear-gradient(135deg,var(--fc-secondary)0%,#ea580c 100%);border-radius:20px;justify-content:space-between;align-items:center;margin-bottom:32px;padding:24px 32px;animation:.5s ease-out Flashcards-module__cbDjkW__slideIn;display:flex;box-shadow:0 8px 32px #f59e0b4d}.Flashcards-module__cbDjkW__dueBannerContent{align-items:center;gap:20px;display:flex}.Flashcards-module__cbDjkW__dueIcon{font-size:3rem;animation:2s infinite Flashcards-module__cbDjkW__pulse}.Flashcards-module__cbDjkW__dueText h3{color:#fff;margin:0;font-size:1.5rem;font-weight:700}.Flashcards-module__cbDjkW__dueText p{color:var(--overlay-text-strong);margin:4px 0 0;font-size:1rem}.Flashcards-module__cbDjkW__reviewButton{color:var(--fc-secondary);cursor:pointer;background:#fff;border:none;border-radius:12px;align-items:center;gap:8px;padding:14px 28px;font-size:1rem;font-weight:600;transition:all .2s;display:flex}.Flashcards-module__cbDjkW__reviewButton:hover{box-shadow:0 4px 16px var(--shadow-drop);transform:scale(1.05)}.Flashcards-module__cbDjkW__reviewButton:active{transform:scale(.98)}.Flashcards-module__cbDjkW__sectionHeader{justify-content:space-between;align-items:center;margin-bottom:20px;display:flex}.Flashcards-module__cbDjkW__sectionTitle{color:var(--fc-text);font-size:1.25rem;font-weight:600}.Flashcards-module__cbDjkW__createButton{background:var(--fc-primary);color:#fff;cursor:pointer;border:none;border-radius:10px;align-items:center;gap:8px;padding:12px 20px;font-size:.9rem;font-weight:600;transition:all .2s;display:flex}.Flashcards-module__cbDjkW__createButton:hover{background:var(--fc-primary-dark);transform:translateY(-1px)}.Flashcards-module__cbDjkW__deckGrid{grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:20px;display:grid}.Flashcards-module__cbDjkW__deckCard{background:var(--fc-glass);-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);border:1px solid var(--fc-glass-border);cursor:pointer;border-radius:20px;padding:24px;transition:all .3s cubic-bezier(.4,0,.2,1);animation:.5s ease-out backwards Flashcards-module__cbDjkW__fadeInUp;position:relative;overflow:hidden}.Flashcards-module__cbDjkW__deckCard:before{content:"";background:linear-gradient(90deg,var(--fc-primary),var(--fc-secondary));opacity:0;height:4px;transition:opacity .3s;position:absolute;top:0;left:0;right:0}.Flashcards-module__cbDjkW__deckCard:hover{border-color:var(--fc-primary);transform:translateY(-4px);box-shadow:0 12px 40px #6366f140}.Flashcards-module__cbDjkW__deckCard:hover:before{opacity:1}.Flashcards-module__cbDjkW__deckCardHeader{align-items:center;gap:16px;margin-bottom:16px;display:flex}.Flashcards-module__cbDjkW__deckIcon{background:linear-gradient(135deg,var(--fc-primary)0%,var(--fc-secondary)100%);border-radius:12px;justify-content:center;align-items:center;width:48px;height:48px;font-size:1.5rem;display:flex}.Flashcards-module__cbDjkW__deckName{color:var(--fc-text);flex:1;font-size:1.125rem;font-weight:600}.Flashcards-module__cbDjkW__deckStats{gap:16px;display:flex}.Flashcards-module__cbDjkW__deckStatItem{text-align:center}.Flashcards-module__cbDjkW__deckStatValue{color:var(--fc-text);font-size:1.25rem;font-weight:700}.Flashcards-module__cbDjkW__deckStatLabel{color:var(--fc-text-muted);font-size:.75rem}.Flashcards-module__cbDjkW__deckActions{justify-content:flex-end;gap:8px;margin-top:16px;display:flex}.Flashcards-module__cbDjkW__deleteButton{border:1px solid var(--fc-danger);color:var(--fc-danger);cursor:pointer;opacity:0;background:0 0;border-radius:8px;padding:8px 16px;font-size:.8rem;transition:all .2s}.Flashcards-module__cbDjkW__deckCard:hover .Flashcards-module__cbDjkW__deleteButton{opacity:1}.Flashcards-module__cbDjkW__deleteButton:hover{background:var(--fc-danger);color:#fff}.Flashcards-module__cbDjkW__emptyState{text-align:center;background:var(--fc-glass);-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);border:1px dashed var(--fc-glass-border);border-radius:20px;padding:64px 32px}.Flashcards-module__cbDjkW__emptyIcon{opacity:.5;margin-bottom:16px;font-size:4rem}.Flashcards-module__cbDjkW__emptyTitle{color:var(--fc-text);margin-bottom:8px;font-size:1.25rem;font-weight:600}.Flashcards-module__cbDjkW__emptyText{color:var(--fc-text-muted);margin-bottom:24px}.Flashcards-module__cbDjkW__flipCardContainer{perspective:1500px;width:100%;max-width:600px;height:400px;margin:0 auto}.Flashcards-module__cbDjkW__flipCard{width:100%;height:100%;transform-style:preserve-3d;cursor:pointer;transition:transform .6s cubic-bezier(.4,0,.2,1);position:relative}.Flashcards-module__cbDjkW__flipCard.Flashcards-module__cbDjkW__flipped{transform:rotateY(180deg)}.Flashcards-module__cbDjkW__flipCardFace{backface-visibility:hidden;text-align:center;width:100%;height:100%;box-shadow:0 20px 60px var(--shadow-drop);border-radius:24px;flex-direction:column;justify-content:center;align-items:center;padding:40px;display:flex;position:absolute}.Flashcards-module__cbDjkW__flipCardFront{background:linear-gradient(135deg,#1e293b 0%,var(--qb-bg-primary)100%);border:2px solid var(--fc-primary)}.Flashcards-module__cbDjkW__flipCardBack{background:linear-gradient(135deg,#1e3a5f 0%,var(--qb-bg-primary)100%);border:2px solid var(--fc-success);transform:rotateY(180deg)}.Flashcards-module__cbDjkW__cardFaceIcon{margin-bottom:24px;font-size:3rem}.Flashcards-module__cbDjkW__cardFaceContent{color:var(--fc-text);max-height:200px;font-size:1.25rem;line-height:1.6;overflow-y:auto}.Flashcards-module__cbDjkW__cardFaceHint{color:var(--fc-text-muted);margin-top:24px;font-size:.875rem;font-style:italic}.Flashcards-module__cbDjkW__ratingContainer{background:var(--fc-glass);-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);border:1px solid var(--fc-glass-border);border-radius:20px;margin-top:24px;padding:24px;animation:.3s ease-out Flashcards-module__cbDjkW__slideUp}.Flashcards-module__cbDjkW__ratingTitle{color:var(--fc-text-muted);text-align:center;margin-bottom:16px;font-size:.9rem;font-weight:600}.Flashcards-module__cbDjkW__ratingButtons{justify-content:center;gap:12px;display:flex}.Flashcards-module__cbDjkW__ratingButton{cursor:pointer;color:#fff;border:none;border-radius:12px;flex-direction:column;flex:1;align-items:center;gap:6px;max-width:100px;padding:16px 12px;font-size:.8rem;font-weight:600;transition:all .2s cubic-bezier(.4,0,.2,1);display:flex}.Flashcards-module__cbDjkW__ratingButton:hover{transform:translateY(-4px)scale(1.05)}.Flashcards-module__cbDjkW__ratingButton:active{transform:scale(.95)}.Flashcards-module__cbDjkW__ratingAgain{background:linear-gradient(135deg,#ef4444 0%,#dc2626 100%);box-shadow:0 4px 16px #ef444466}.Flashcards-module__cbDjkW__ratingHard{background:linear-gradient(135deg,#f97316 0%,#ea580c 100%);box-shadow:0 4px 16px #f9731666}.Flashcards-module__cbDjkW__ratingGood{background:linear-gradient(135deg,#10b981 0%,#059669 100%);box-shadow:0 4px 16px #10b98166}.Flashcards-module__cbDjkW__ratingEasy{background:linear-gradient(135deg,#6366f1 0%,#4f46e5 100%);box-shadow:0 4px 16px #6366f166}.Flashcards-module__cbDjkW__ratingIcon{font-size:1.25rem}.Flashcards-module__cbDjkW__reviewContainer{background:var(--qb-bg-primary);flex-direction:column;min-height:100vh;padding:24px;display:flex}.Flashcards-module__cbDjkW__reviewHeader{justify-content:space-between;align-items:center;margin-bottom:16px;display:flex}.Flashcards-module__cbDjkW__reviewTitle{color:var(--fc-text);font-size:1.25rem;font-weight:600}.Flashcards-module__cbDjkW__closeButton{border:1px solid var(--fc-border);color:var(--fc-text);cursor:pointer;background:0 0;border-radius:8px;padding:8px 16px;transition:all .2s}.Flashcards-module__cbDjkW__closeButton:hover{background:var(--fc-glass);border-color:var(--fc-primary)}.Flashcards-module__cbDjkW__progressBarContainer{background:var(--fc-glass);border-radius:3px;height:6px;margin-bottom:32px;overflow:hidden}.Flashcards-module__cbDjkW__progressBar{background:linear-gradient(90deg,var(--fc-primary),var(--fc-secondary));border-radius:3px;height:100%;transition:width .3s}.Flashcards-module__cbDjkW__reviewContent{flex-direction:column;flex:1;justify-content:center;display:flex}.Flashcards-module__cbDjkW__modalOverlay{-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);z-index:10000;background:#000c;justify-content:center;align-items:center;animation:.2s ease-out Flashcards-module__cbDjkW__fadeIn;display:flex;position:fixed;inset:0}.Flashcards-module__cbDjkW__modal{background:linear-gradient(135deg,#1e293b 0%,var(--qb-bg-primary)100%);border:1px solid var(--fc-glass-border);border-radius:24px;width:100%;max-width:420px;padding:32px;animation:.3s cubic-bezier(.34,1.56,.64,1) Flashcards-module__cbDjkW__scaleIn}.Flashcards-module__cbDjkW__modalTitle{color:var(--fc-text);align-items:center;gap:12px;margin-bottom:24px;font-size:1.5rem;font-weight:700;display:flex}.Flashcards-module__cbDjkW__modalInput{background:var(--fc-glass);border:1px solid var(--fc-glass-border);width:100%;color:var(--fc-text);border-radius:12px;outline:none;padding:14px 16px;font-size:1rem;transition:all .2s}.Flashcards-module__cbDjkW__modalInput:focus{border-color:var(--fc-primary);box-shadow:0 0 0 3px #6366f133}.Flashcards-module__cbDjkW__modalInput::placeholder{color:var(--fc-text-muted)}.Flashcards-module__cbDjkW__modalActions{justify-content:flex-end;gap:12px;margin-top:24px;display:flex}.Flashcards-module__cbDjkW__cancelButton{border:1px solid var(--fc-border);color:var(--fc-text-muted);cursor:pointer;background:0 0;border-radius:10px;padding:12px 24px;font-size:.9rem;transition:all .2s}.Flashcards-module__cbDjkW__cancelButton:hover{border-color:var(--fc-text-muted);color:var(--fc-text)}.Flashcards-module__cbDjkW__submitButton{background:var(--fc-primary);color:#fff;cursor:pointer;border:none;border-radius:10px;padding:12px 24px;font-size:.9rem;font-weight:600;transition:all .2s}.Flashcards-module__cbDjkW__submitButton:hover{background:var(--fc-primary-dark)}.Flashcards-module__cbDjkW__submitButton:disabled{opacity:.5;cursor:not-allowed}.Flashcards-module__cbDjkW__skeleton{background:linear-gradient(90deg,var(--fc-glass)25%,var(--overlay-medium)50%,var(--fc-glass)75%);background-size:200% 100%;border-radius:12px;animation:1.5s infinite Flashcards-module__cbDjkW__shimmer}.Flashcards-module__cbDjkW__skeletonCard{border-radius:20px;height:180px}.Flashcards-module__cbDjkW__skeletonStat{flex:1;min-width:140px;height:80px}@keyframes Flashcards-module__cbDjkW__fadeIn{0%{opacity:0}to{opacity:1}}@keyframes Flashcards-module__cbDjkW__fadeInUp{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}@keyframes Flashcards-module__cbDjkW__slideIn{0%{opacity:0;transform:translate(-20px)}to{opacity:1;transform:translate(0)}}@keyframes Flashcards-module__cbDjkW__slideUp{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}@keyframes Flashcards-module__cbDjkW__scaleIn{0%{opacity:0;transform:scale(.9)}to{opacity:1;transform:scale(1)}}@keyframes Flashcards-module__cbDjkW__pulse{0%,to{transform:scale(1)}50%{transform:scale(1.1)}}@keyframes Flashcards-module__cbDjkW__shimmer{0%{background-position:-200% 0}to{background-position:200% 0}}.Flashcards-module__cbDjkW__deckViewContainer{background:var(--qb-bg-primary);min-height:100vh;padding:24px}.Flashcards-module__cbDjkW__deckViewHeader{justify-content:space-between;align-items:center;margin-bottom:32px;display:flex}.Flashcards-module__cbDjkW__backButton{border:1px solid var(--fc-border);color:var(--fc-text);cursor:pointer;background:0 0;border-radius:10px;align-items:center;gap:8px;padding:10px 16px;font-size:.9rem;transition:all .2s;display:flex}.Flashcards-module__cbDjkW__backButton:hover{background:var(--fc-glass);border-color:var(--fc-primary)}.Flashcards-module__cbDjkW__deckViewTitle{color:var(--fc-text);font-size:1.75rem;font-weight:700}.Flashcards-module__cbDjkW__cardsList{flex-direction:column;gap:12px;display:flex}.Flashcards-module__cbDjkW__cardItem{background:var(--fc-glass);-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);border:1px solid var(--fc-glass-border);border-radius:16px;align-items:center;gap:20px;padding:20px 24px;transition:all .3s;animation:.4s ease-out backwards Flashcards-module__cbDjkW__fadeInUp;display:flex}.Flashcards-module__cbDjkW__cardItem:hover{border-color:var(--fc-primary);transform:translate(4px)}.Flashcards-module__cbDjkW__cardItemIcon{background:var(--fc-glass);border-radius:12px;flex-shrink:0;justify-content:center;align-items:center;width:48px;height:48px;font-size:1.25rem;display:flex}.Flashcards-module__cbDjkW__cardItemContent{flex:1;min-width:0}.Flashcards-module__cbDjkW__cardItemFront{color:var(--fc-text);white-space:nowrap;text-overflow:ellipsis;font-size:1rem;font-weight:500;overflow:hidden}.Flashcards-module__cbDjkW__cardItemBack{color:var(--fc-text-muted);white-space:nowrap;text-overflow:ellipsis;margin-top:4px;font-size:.875rem;overflow:hidden}.Flashcards-module__cbDjkW__cardItemMeta{flex-direction:column;align-items:flex-end;gap:4px;display:flex}.Flashcards-module__cbDjkW__cardItemDue{border-radius:20px;padding:4px 10px;font-size:.75rem;font-weight:500}.Flashcards-module__cbDjkW__cardItemDue.Flashcards-module__cbDjkW__due{color:var(--fc-secondary);background:#f59e0b33}.Flashcards-module__cbDjkW__cardItemDue.Flashcards-module__cbDjkW__notDue{color:var(--fc-success);background:#10b98133}.Flashcards-module__cbDjkW__cardItemDelete{color:var(--fc-text-muted);cursor:pointer;opacity:0;background:0 0;border:none;border-radius:8px;padding:8px;transition:all .2s}.Flashcards-module__cbDjkW__cardItem:hover .Flashcards-module__cbDjkW__cardItemDelete{opacity:1}.Flashcards-module__cbDjkW__cardItemDelete:hover{color:var(--fc-danger);background:#ef44441a}@media (max-width:768px){.Flashcards-module__cbDjkW__container{padding:16px}.Flashcards-module__cbDjkW__title{font-size:1.5rem}.Flashcards-module__cbDjkW__statsBar{gap:12px}.Flashcards-module__cbDjkW__statCard{min-width:100px;padding:16px}.Flashcards-module__cbDjkW__statValue{font-size:1.5rem}.Flashcards-module__cbDjkW__dueBanner{text-align:center;flex-direction:column;gap:16px}.Flashcards-module__cbDjkW__dueBannerContent{flex-direction:column}.Flashcards-module__cbDjkW__deckGrid{grid-template-columns:1fr}.Flashcards-module__cbDjkW__flipCardContainer{height:350px}.Flashcards-module__cbDjkW__ratingButtons{flex-wrap:wrap}.Flashcards-module__cbDjkW__ratingButton{min-width:70px}}.Flashcards-module__cbDjkW__flipCard,.Flashcards-module__cbDjkW__deckCard,.Flashcards-module__cbDjkW__cardItem,.Flashcards-module__cbDjkW__ratingButton,.Flashcards-module__cbDjkW__dueBanner{will-change:transform,opacity;backface-visibility:hidden;transform:translateZ(0)}.Flashcards-module__cbDjkW__deckCard,.Flashcards-module__cbDjkW__cardItem{contain:layout style paint}.Flashcards-module__cbDjkW__skeleton{contain:strict}@media (prefers-reduced-motion:reduce){.Flashcards-module__cbDjkW__flipCard{transition:none!important}.Flashcards-module__cbDjkW__deckCard,.Flashcards-module__cbDjkW__cardItem,.Flashcards-module__cbDjkW__dueBanner,.Flashcards-module__cbDjkW__ratingContainer{animation:none!important}.Flashcards-module__cbDjkW__ratingButton:hover,.Flashcards-module__cbDjkW__statCard:hover{transform:none!important}.Flashcards-module__cbDjkW__flipCard.Flashcards-module__cbDjkW__flipped{transition:none;transform:rotateY(180deg)}.Flashcards-module__cbDjkW__skeleton{background:var(--fc-glass);animation:none!important}}.Flashcards-module__cbDjkW__flashcardsRoot{text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}.Flashcards-module__cbDjkW__cardsList{contain:layout style;content-visibility:auto;contain-intrinsic-size:auto 80px}.Flashcards-module__cbDjkW__deckGrid{contain:layout}.Flashcards-module__cbDjkW__skeletonCard{content-visibility:auto;contain-intrinsic-size:180px}.Flashcards-module__cbDjkW__flipCardFace{backface-visibility:hidden;transform:translateZ(0)}.Flashcards-module__cbDjkW__modalOverlay{contain:strict;isolation:isolate}.Flashcards-module__cbDjkW__virtualizedContainer{contain:strict;will-change:scroll-position;-webkit-overflow-scrolling:touch;scrollbar-width:thin;scrollbar-color:#6366f180 transparent}.Flashcards-module__cbDjkW__virtualizedContainer::-webkit-scrollbar{width:8px}.Flashcards-module__cbDjkW__virtualizedContainer::-webkit-scrollbar-track{background:0 0}.Flashcards-module__cbDjkW__virtualizedContainer::-webkit-scrollbar-thumb{background:#6366f180;border-radius:4px}.Flashcards-module__cbDjkW__virtualizedContainer::-webkit-scrollbar-thumb:hover{background:#6366f1b3}