*{box-sizing:border-box}@keyframes bounce{0%,to{transform:translateY(0)}50%{transform:translateY(-10px)}}@keyframes float{0%{transform:translateY(0) rotate(0)}50%{transform:translateY(-24px) rotate(8deg)}to{transform:translateY(0) rotate(0)}}@keyframes popIn{0%{transform:scale(0);opacity:0}70%{transform:scale(1.25);opacity:1}to{transform:scale(1)}}@keyframes wiggle{0%,to{transform:rotate(-8deg)}50%{transform:rotate(8deg)}}@keyframes fadeInUp{0%{opacity:0;transform:translateY(16px)}to{opacity:1;transform:translateY(0)}}@keyframes confettiFall{0%{transform:translateY(-20px) rotate(0);opacity:1}to{transform:translate(var(--sway, 0px),100vh) rotate(540deg);opacity:0}}@keyframes sparkleFloat{0%{transform:translateY(-20px) scale(.5);opacity:0}15%{opacity:1}to{transform:translateY(100vh) scale(1.2);opacity:0}}@keyframes shakeSlide{0%{transform:translate(0) rotate(0)}10%{transform:translate(-10px) rotate(-1deg)}20%{transform:translate(9px) rotate(1deg)}30%{transform:translate(-7px) rotate(-1deg)}40%{transform:translate(6px) rotate(1deg)}50%{transform:translate(-4px)}60%{transform:translate(3px)}70%{transform:translate(-2px)}80%{transform:translate(1px)}to{transform:translate(0)}}@keyframes pulseGlow{0%{box-shadow:0 0 #ef476f80}70%{box-shadow:0 0 0 24px #ef476f00}to{box-shadow:0 0 #ef476f00}}@keyframes pulseGlowGreen{0%{box-shadow:0 0 #06d6a080}70%{box-shadow:0 0 0 24px #06d6a000}to{box-shadow:0 0 #06d6a000}}@keyframes iconShakeNo{0%,to{transform:rotate(0) scale(1)}20%{transform:rotate(-16deg) scale(1.1)}40%{transform:rotate(16deg) scale(1.1)}60%{transform:rotate(-10deg) scale(1.05)}80%{transform:rotate(10deg) scale(1.05)}}body{margin:0;font-family:"Baloo 2",Segoe UI,Comic Sans MS,sans-serif;background:linear-gradient(135deg,#fef6e4,#e0f7fa);min-height:100vh;color:#333;overflow-x:hidden}.floating-decor-layer{position:fixed;top:0;right:0;bottom:0;left:0;overflow:hidden;pointer-events:none;z-index:0}.floating-decor{position:absolute;font-size:2.4rem;opacity:.55;animation:float 6s ease-in-out infinite;transition:opacity .3s ease}.floating-decor-layer.is-subtle .floating-decor{opacity:.22}.app-container{position:relative;z-index:1;max-width:640px;margin:0 auto;padding:24px 16px 60px}@media (min-width: 768px){.app-container{max-width:900px}}@media (min-width: 1200px){.app-container{max-width:1080px}}.music-toggle-btn{position:fixed;top:16px;right:16px;z-index:2;width:48px;height:48px;border-radius:50%;border:none;background:#fff;box-shadow:0 4px 10px #00000026;font-size:1.4rem;cursor:pointer;transition:transform .15s ease}.music-toggle-btn:hover{transform:scale(1.1)}.music-credit{text-align:center;font-size:.75rem;color:#888;margin-top:8px}.music-credit a{color:#888}.dashboard{display:flex;flex-direction:column;align-items:center}.dashboard-hero{display:flex;flex-direction:column;align-items:center;gap:12px;margin-bottom:28px}.dashboard-hero-mascot{animation:bounce 2.4s ease-in-out infinite}.dashboard-hero-bubble{position:relative;background:#fff;border-radius:18px;padding:10px 20px;box-shadow:0 6px 14px #00000014;animation:fadeInUp .5s ease both}.dashboard-hero-bubble:after{content:"";position:absolute;top:-8px;left:50%;transform:translate(-50%);border-width:0 8px 8px 8px;border-style:solid;border-color:transparent transparent white transparent}.toddler-wave-arm{transform-origin:62px 78px;animation:wave 1.2s ease-in-out infinite}@keyframes wave{0%,to{transform:rotate(0)}25%{transform:rotate(22deg)}75%{transform:rotate(-8deg)}}.dashboard-hero-text{margin:0;font-size:1.15rem;font-weight:700;color:#ff6f61;text-align:center}.dashboard-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:21px;margin-bottom:24px}.dashboard-grid-auto{grid-template-columns:repeat(auto-fit,minmax(140px,1fr));gap:16px}.dashboard-grid-auto .dashboard-card{gap:12px;border-top-width:5px;border-radius:20px;padding:32px 16px}.dashboard-grid-auto .dashboard-card-icon{font-size:3rem}.dashboard-grid-auto .dashboard-card-title{font-size:1.3rem}.dashboard-grid-auto .dashboard-card-badge{font-size:.75rem;padding:4px 10px}.dashboard-card{position:relative;overflow:hidden;display:flex;flex-direction:column;align-items:center;gap:16px;background:#fff;border:none;border-top:7px solid transparent;border-radius:26px;padding:42px 21px;cursor:pointer;box-shadow:0 6px 16px #00000014;transition:transform .15s ease,box-shadow .15s ease;font-family:inherit;animation:fadeInUp .4s ease both}.dashboard-card:hover{transform:scale(1.05);box-shadow:0 10px 22px #0000001f}.dashboard-card:active{transform:scale(.95)}.dashboard-card-math{border-top-color:#3a86ff}.dashboard-card-letters{border-top-color:#ff6f61}.dashboard-card-guessnumber{border-top-color:#06d6a0}.dashboard-card-icon{font-size:3.9rem;display:inline-block;transition:transform .2s ease}.dashboard-card:hover .dashboard-card-icon,.dashboard-card:focus-visible .dashboard-card-icon{animation:wiggle .5s ease}.dashboard-card-title{font-size:1.7rem;font-weight:700;color:#3a86ff}.dashboard-card-badge{font-size:.95rem;font-weight:700;color:#7a5200;background:#ffd166;padding:5px 13px;border-radius:999px}.menu-back-btn{display:inline-block;background:none;border:none;color:#3a86ff;font-size:1rem;font-weight:700;cursor:pointer;margin-bottom:16px;padding:4px 0;scroll-margin-top:15px}.menu-back-btn:hover{text-decoration:underline}.placeholder-text{font-size:1.2rem;text-align:center;color:#666;padding:24px 0}@media (max-width: 480px){.dashboard-grid{grid-template-columns:repeat(3,1fr);gap:10px}.dashboard-grid .dashboard-card{gap:8px;padding:18px 8px;border-radius:18px}.dashboard-grid .dashboard-card-icon{font-size:2.3rem}.dashboard-grid .dashboard-card-title{font-size:.85rem}}h1{text-align:center;color:#ff6f61;font-size:2.2rem}.title-emoji{display:inline-block;animation:bounce 1.6s ease-in-out infinite}.card{background:#fff;border-radius:20px;padding:24px;margin-bottom:24px;box-shadow:0 6px 16px #00000014;animation:fadeInUp .4s ease both}.card h2{margin-top:0;color:#3a86ff}.field-group{margin-bottom:20px}.field-group>label{display:block;font-weight:700;margin-bottom:8px}.preset-row{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:12px}.preset-btn{padding:8px 16px;border-radius:999px;border:2px solid #3a86ff;background:#fff;color:#3a86ff;font-size:1rem;cursor:pointer;transition:transform .15s ease}.preset-btn:hover{transform:scale(1.08)}.preset-btn.active{background:#3a86ff;color:#fff}.range-inputs{display:flex;gap:16px}.range-inputs label{display:flex;flex-direction:column;font-weight:400;gap:4px}.range-inputs input{width:90px;padding:8px;font-size:1rem;border-radius:8px;border:1px solid #ccc}.operation-row{display:flex;flex-wrap:wrap;gap:12px}.checkbox-pill{display:flex;align-items:center;gap:8px;padding:8px 14px;border-radius:999px;background:#fff3cd;font-weight:400;cursor:pointer}select{font-size:1rem;padding:8px;border-radius:8px;border:1px solid #ccc}.error-text{color:#d00000;font-weight:700}.primary-btn{background:#ff6f61;color:#fff;border:none;padding:12px 24px;font-size:1.1rem;border-radius:999px;cursor:pointer;transition:transform .15s ease}.primary-btn:hover{transform:scale(1.06)}.primary-btn:active{transform:scale(.95)}.secondary-btn{background:#fff;color:#ff6f61;border:2px solid #ff6f61;padding:12px 24px;font-size:1.1rem;border-radius:999px;cursor:pointer;transition:transform .15s ease}.secondary-btn:hover{transform:scale(1.06)}.secondary-btn:active{transform:scale(.95)}.button-row{display:flex;gap:12px;flex-wrap:wrap}.slide-nav-row{justify-content:space-between}.item-slide{display:flex;flex-direction:column;align-items:center;gap:24px;padding:40px 16px;border-radius:16px;background:#eef6ff;margin-bottom:20px;animation:fadeInUp .3s ease both}.item-slide-text{font-size:clamp(1.8rem,6vw,4rem);font-weight:700;color:#3a86ff;text-align:center;word-break:break-word}.slide-play-btn{width:64px;height:64px;border-radius:50%;border:none;background:#ff6f61;color:#fff;font-size:1.8rem;cursor:pointer;transition:transform .15s ease}.slide-play-btn:hover{transform:scale(1.1)}.slide-play-btn:active{transform:scale(.9)}.syllable-slide{display:flex;flex-direction:column;align-items:center;gap:20px;padding:32px 16px;border-radius:16px;background:#eef6ff;margin-bottom:20px;animation:fadeInUp .3s ease both}.syllable-parts-row{display:flex;flex-wrap:wrap;align-items:center;justify-content:center;gap:10px}.syllable-part-group{display:flex;align-items:center;gap:10px}.syllable-plus{font-size:1.6rem;font-weight:700;color:#ff6f61}.syllable-part-chip{display:flex;align-items:center;gap:8px;padding:10px 16px;border-radius:999px;background:#fff;box-shadow:0 2px 6px #00000014;font-size:1.6rem;font-weight:700;color:#3a86ff}.syllable-part-play{width:32px;height:32px;border-radius:50%;border:none;background:#fff3cd;cursor:pointer;font-size:1rem;transition:transform .15s ease}.syllable-part-play:hover{transform:scale(1.15)}.syllable-equals{font-size:2rem;font-weight:700;color:#ff6f61}.syllable-result{display:flex;align-items:center;gap:16px}.syllable-result-text{font-size:clamp(2rem,8vw,3.5rem);font-weight:700;color:#06d6a0;text-align:center}.guess-word-slide{display:flex;flex-direction:column;align-items:center;gap:20px;padding:32px 16px;border-radius:16px;background:#eef6ff;margin-bottom:20px;animation:fadeInUp .3s ease both}.guess-word-display{display:flex;flex-wrap:wrap;align-items:center;justify-content:center;gap:8px}.guess-word-char,.guess-letter-cell{width:54px;height:66px;box-sizing:border-box;font-family:inherit;font-size:2.3rem;font-weight:700;text-align:center;text-transform:uppercase;border-radius:12px}.guess-word-char{display:inline-flex;align-items:center;justify-content:center;background:#3a86ff;border:2px solid #3a86ff;color:#fff;white-space:pre}.guess-word-display.is-correct .guess-word-char{background:#06d6a0;border-color:#06d6a0;color:#fff}.guess-word-space{width:12px}.guess-letter-cell{padding:0;background:#fff;border:2px solid #9ec5ff;color:#3a86ff;cursor:pointer;transition:border-color .15s ease,background .15s ease,transform .15s ease}.guess-letter-cell:focus{outline:none;border-color:#ff6f61;box-shadow:0 0 0 4px #ff6f6133;transform:scale(1.06)}.guess-letter-cell.invalid{border-color:#d00000;background:#fff0f0;animation:wiggle .4s ease}.guess-letter-cell.wrong{border-color:#d00000;background:#ffd6d6;animation:shakeSlide .5s ease}.guess-letter-cell.correct{border-color:#06d6a0;background:#d8f3dc;color:#06d6a0;animation:popIn .3s ease both}.guess-number-input{width:260px;height:74px;box-sizing:border-box;font-family:inherit;font-size:2.6rem;font-weight:700;text-align:center;border-radius:12px;background:#fff;border:2px solid #9ec5ff;color:#3a86ff;transition:border-color .15s ease,background .15s ease,transform .15s ease}.guess-number-input:focus{outline:none;border-color:#ff6f61;box-shadow:0 0 0 4px #ff6f6133;transform:scale(1.06)}.guess-number-input.wrong{border-color:#d00000;background:#ffd6d6;animation:shakeSlide .5s ease}.guess-number-input.correct{border-color:#06d6a0;background:#d8f3dc;color:#06d6a0;animation:popIn .3s ease both}.guess-number-display{font-size:clamp(3rem,12vw,5.5rem);font-weight:700;color:#3a86ff;text-align:center}.guess-verdict-slot{height:48px;display:flex;align-items:center;justify-content:center}.guess-verdict-icon{font-size:2.6rem;animation:popIn .4s ease both}.guess-verdict-icon.wrong{animation:iconShakeNo .5s ease}.guess-word-slide.is-correct{background:#d8f3dc;animation:fadeInUp .3s ease both,pulseGlowGreen .6s ease}.guess-word-slide.is-wrong{background:#ffd6d6;animation:fadeInUp .3s ease both,shakeSlide .5s ease}.hub-count-text{font-size:1.1rem;color:#555;margin-bottom:16px}.manage-add-row{display:flex;gap:8px;margin-bottom:20px}.manage-add-row input{flex:1;padding:10px 14px;font-size:1rem;border-radius:999px;border:2px solid #3a86ff}.json-import-toggle{margin-bottom:12px}.json-import-form{display:flex;flex-direction:column;gap:10px;margin-bottom:20px;animation:fadeInUp .3s ease both}.json-import-replace{align-self:flex-start}.json-import-textarea{width:100%;padding:12px 14px;font-size:.95rem;font-family:Courier New,monospace;border-radius:12px;border:2px solid #3a86ff;resize:vertical}.topic-list{display:flex;flex-direction:column;gap:12px}.topic-card{background:#f1f3f5;border-radius:14px;padding:12px 14px;animation:fadeInUp .3s ease both}.topic-card-header{display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap}.topic-card-title-btn{background:none;border:none;cursor:pointer;font-family:inherit;font-size:1.1rem;font-weight:700;color:#3a86ff;padding:4px 0;text-align:left}.topic-select-count{font-weight:400;color:#666;font-size:.9rem}.topic-card-body{margin-top:12px;padding-top:12px;border-top:1px dashed #ccc}.topic-select-list{list-style:none;padding:0;margin:12px 0 20px;display:flex;flex-direction:column;gap:8px}.topic-select-item{width:100%}.manage-list{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:10px}.manage-list-item{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:10px 14px;background:#f1f3f5;border-radius:10px;flex-wrap:wrap}.manage-list-text{font-size:1.1rem;word-break:break-word}.manage-list-actions{display:flex;gap:8px;flex-shrink:0}.manage-list-actions .secondary-btn{padding:6px 14px;font-size:.9rem}.manage-list-edit-input{flex:1;min-width:120px;padding:8px 12px;font-size:1rem;border-radius:8px;border:2px solid #3a86ff}.question-list{display:flex;flex-direction:column;gap:12px;margin-bottom:20px}.question-row{display:grid;grid-template-columns:36px 1fr;align-items:center;gap:12px;font-size:1.4rem;animation:fadeInUp .35s ease both}.question-index{font-weight:700;color:#3a86ff}.question-expr{display:flex;align-items:center;flex-wrap:wrap;gap:10px}.answer-input{width:90px;padding:10px;font-size:1.3rem;border-radius:8px;border:2px solid #3a86ff;text-align:center}.answer-input.invalid{border-color:#d00000;background:#fff0f0;animation:wiggle .4s ease}.score-text{font-size:1.5rem;font-weight:700;color:#ff6f61}.slide-progress{text-align:center;font-weight:700;color:#3a86ff;font-size:1.1rem;margin-bottom:12px}.result-slide{display:flex;flex-direction:column;align-items:center;gap:16px;padding:28px 16px;border-radius:16px;margin-bottom:20px;animation:fadeInUp .3s ease both}.result-slide.correct{background:#d8f3dc}.result-slide.incorrect{background:#ffd6d6;animation:fadeInUp .3s ease both,shakeSlide .6s ease .3s,pulseGlow .8s ease .3s}.confetti-layer{position:fixed;top:0;right:0;bottom:0;left:0;overflow:hidden;pointer-events:none;z-index:5}.confetti-piece{position:absolute;top:-20px;border-radius:2px;animation-name:confettiFall;animation-timing-function:ease-in;animation-fill-mode:forwards}.confetti-piece.circle{border-radius:50%}.confetti-sparkle{position:absolute;top:-20px;font-size:1.5rem;animation-name:sparkleFloat;animation-timing-function:ease-in;animation-fill-mode:forwards}.firework-layer{position:fixed;top:0;right:0;bottom:0;left:0;overflow:hidden;pointer-events:none;z-index:5}.firework-burst{position:absolute}.firework-particle{position:absolute;width:8px;height:8px;border-radius:50%;animation-name:fireworkBurst;animation-duration:.9s;animation-timing-function:ease-out;animation-fill-mode:forwards}@keyframes fireworkBurst{0%{transform:translate(0) scale(.4);opacity:1}to{transform:translate(var(--dx),var(--dy)) scale(1);opacity:0}}.balloon-layer{position:fixed;top:0;right:0;bottom:0;left:0;overflow:hidden;pointer-events:none;z-index:5}.balloon-piece{position:absolute;bottom:-60px;animation-name:balloonRise;animation-timing-function:ease-out;animation-fill-mode:forwards}@keyframes balloonRise{0%{transform:translateY(0) translate(0);opacity:0}10%{opacity:1}to{transform:translateY(-115vh) translate(var(--sway));opacity:0}}.result-slide-expr{display:flex;flex-wrap:wrap;justify-content:center;align-items:center;gap:12px;font-size:2rem;font-weight:700;text-align:center}.result-slide-answer{color:#3a86ff;text-decoration:underline}.result-slide-icon{font-size:3rem;animation:popIn .4s ease both}.result-slide.incorrect .result-slide-icon{animation:iconShakeNo .6s ease .3s}.slide-correct-answer{color:#d00000;font-weight:700;font-size:1.2rem;text-align:center}.secondary-btn:disabled{opacity:.4;cursor:not-allowed;transform:none}.celebration-banner{text-align:center;font-size:1.8rem;margin-bottom:16px;animation:bounce 1s ease-in-out infinite}.history-list{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:8px}.history-list li{display:grid;grid-template-columns:170px 1fr 60px 32px;align-items:center;gap:8px;padding:10px 12px;background:#f1f3f5;border-radius:10px;font-size:1.05rem}.history-score{font-weight:700;color:#3a86ff;text-align:right}.history-delete-btn{display:inline-flex;align-items:center;justify-content:center;width:32px;height:32px;background:none;border:none;border-radius:8px;font-size:1.1rem;cursor:pointer;transition:background .15s ease,transform .15s ease}.history-delete-btn:hover{background:#ffd6d6;transform:scale(1.1)}@media (max-width: 480px){.history-list li{grid-template-columns:1fr;gap:2px}.history-delete-btn{justify-self:end}.history-score{text-align:left}.question-row{grid-template-columns:28px 1fr;gap:8px;font-size:1.15rem}.question-expr{gap:8px}.answer-input{width:72px;font-size:1.1rem;padding:8px}.result-slide-expr{font-size:1.5rem;gap:8px}.result-slide-icon{font-size:2.4rem}.celebration-banner{font-size:1.4rem}.slide-play-btn{width:56px;height:56px;font-size:1.5rem}}.item-slide-word{display:flex;flex-direction:column;align-items:center;gap:12px}.item-slide-en{display:block;font-size:1.2rem;font-weight:600;color:#ff6f61}.topic-card{border:1px solid #e3e8ef;box-shadow:0 1px 3px #0000000a}.topic-card-title-btn{display:inline-flex;align-items:center;gap:8px}.topic-card-caret{color:#999;font-size:.9rem}.topic-card-icon{font-size:1.05rem}.topic-card-title-text{color:inherit}.topic-select-count{padding:2px 10px;background:#eef6ff;border-radius:999px}.word-add-trigger-btn{margin-bottom:16px}.word-modal-form{display:flex;flex-direction:column;gap:16px}.word-edit-fields{display:grid;grid-template-columns:repeat(auto-fit,minmax(160px,1fr));gap:12px}.word-edit-label{display:flex;flex-direction:column;gap:4px;font-size:.85rem;font-weight:600;color:#555}.word-edit-label input{padding:10px 14px;font-size:1rem;font-weight:400;border-radius:10px;border:2px solid #3a86ff;color:#222}.word-edit-actions{display:flex;justify-content:flex-end;gap:8px}.word-images-field{display:flex;flex-direction:column;gap:6px}.word-images-label{font-size:.85rem;font-weight:600;color:#555}.word-image-gallery{display:flex;flex-wrap:wrap;gap:10px}.word-image-item{position:relative;width:64px;height:64px}.word-image-thumb{width:64px;height:64px;object-fit:cover;border-radius:10px;border:2px solid #3a86ff;display:block}.word-image-remove-btn{position:absolute;top:-8px;right:-8px;width:22px;height:22px;border-radius:50%;border:none;background:#d00000;color:#fff;font-size:.9rem;line-height:1;cursor:pointer;box-shadow:0 1px 3px #00000040}.word-image-add-tile{width:64px;height:64px;border-radius:10px;border:2px dashed #9fb8d9;background:#fff;color:#3a86ff;font-size:.85rem;font-weight:600;cursor:pointer}.word-image-add-tile:hover{border-color:#3a86ff;background:#eef6ff}.word-image-add-form{display:flex;align-items:center;gap:6px}.word-image-add-form input{width:200px;max-width:40vw;padding:10px 14px;font-size:.95rem;border-radius:999px;border:2px solid #3a86ff}.word-image-add-confirm{width:40px;height:40px;flex-shrink:0;border-radius:50%;border:none;background:#06d6a0;color:#fff;font-size:1.1rem;cursor:pointer}.word-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:14px}.word-card{position:relative;display:flex;flex-direction:column;gap:10px;padding:12px;background:#fff;border:1px solid #e3e8ef;border-radius:14px;box-shadow:0 1px 3px #0000000f;transition:box-shadow .15s ease,transform .15s ease}.word-card:hover{box-shadow:0 4px 12px #0000001a;transform:translateY(-2px)}.word-card-media{position:relative;z-index:0;width:100%;aspect-ratio:1 / 1;border-radius:10px;overflow:hidden;background:#eef6ff;display:flex;align-items:center;justify-content:center}.word-card-thumb{width:100%;height:100%;object-fit:cover}.word-card-thumb-placeholder{font-size:2rem;opacity:.5}.word-card-image-badge{position:absolute;bottom:6px;right:6px;padding:2px 8px;border-radius:999px;background:#0009;color:#fff;font-size:.75rem;font-weight:700}.word-card-body{display:flex;flex-direction:column;gap:2px}.word-card-vi{margin:0;font-size:1.1rem;font-weight:700;color:#222;word-break:break-word}.word-card-en{margin:0;font-size:.95rem;color:#3a86ff;font-weight:600}.word-card-en-empty{color:#999;font-weight:400;font-style:italic}.word-card-actions{position:absolute;z-index:2;top:8px;right:8px;display:flex;gap:6px;opacity:0;transition:opacity .15s ease}.word-card:hover .word-card-actions,.word-card:focus-within .word-card-actions{opacity:1}.word-card-action-btn{width:32px;height:32px;border-radius:50%;border:none;background:#fff;box-shadow:0 1px 4px #00000040;font-size:.95rem;cursor:pointer}.word-card-action-btn:hover{background:#eef6ff}.word-card-action-btn-danger:hover{background:#ffd6d6}.guess-word-image{height:clamp(160px,15vw,200px);object-fit:cover;border-radius:16px;box-shadow:0 4px 10px #0000001f}.mc-quiz-slide{display:flex;flex-direction:column;align-items:center;gap:24px;padding:32px 16px;border-radius:16px;background:#eef6ff;margin-bottom:20px;animation:fadeInUp .3s ease both}.mc-quiz-image{width:200px;height:200px;object-fit:cover;border-radius:16px;box-shadow:0 4px 10px #0000001f}.mc-quiz-prompt-text{font-size:clamp(1.8rem,6vw,3.5rem);font-weight:700;color:#3a86ff;text-align:center}.mc-quiz-options{display:grid;grid-template-columns:repeat(2,1fr);gap:12px;width:100%}.mc-quiz-option-btn{display:flex;align-items:center;gap:10px;padding:16px;font-size:1.15rem;font-weight:600;border-radius:14px;border:2px solid #3a86ff;background:#fff;color:#3a86ff;cursor:pointer;transition:transform .15s ease}.mc-quiz-option-btn:hover:not(:disabled){transform:scale(1.03)}.mc-quiz-option-btn:disabled{cursor:default}.mc-quiz-option-btn.is-correct{background:#d8f3dc;border-color:#06d6a0;color:#1b6a4a}.mc-quiz-option-btn.is-wrong{background:#ffd6d6;border-color:#d00000;color:#a30000}.mc-quiz-option-label{display:inline-flex;align-items:center;justify-content:center;width:28px;height:28px;border-radius:50%;background:#eef6ff;font-weight:700;flex-shrink:0}@media (max-width: 480px){.mc-quiz-options{grid-template-columns:1fr}.mc-quiz-image,.guess-word-image{width:140px;height:140px}.word-card-actions{opacity:1}.word-grid{grid-template-columns:1fr 1fr}.modal-panel{width:100%;max-height:90vh}}.modal-backdrop{position:fixed;top:0;right:0;bottom:0;left:0;background:#00000080;display:flex;align-items:center;justify-content:center;padding:16px;z-index:100;animation:fadeInUp .2s ease both}.modal-panel{width:100%;max-width:480px;max-height:85vh;overflow-y:auto;background:#fff;border-radius:18px;padding:20px;box-shadow:0 12px 32px #00000040;animation:popIn .25s ease both}.modal-header{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:16px}.modal-title{margin:0;font-size:1.2rem;color:#3a86ff}.modal-close-btn{width:32px;height:32px;flex-shrink:0;border-radius:50%;border:none;background:#f1f3f5;color:#555;font-size:1.3rem;line-height:1;cursor:pointer}.modal-close-btn:hover{background:#e3e8ef}