:root{--main-color: #0d8fe6;--main-color-hover: #7cbce7;--bg-color: #daebf7;--text-color: #333333;--selector-color: #58a1dd;--selector-color-hover: #74b7e4;--select-category: #fff;--select-category-hover: #e8eff8;--background-img: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='4' height='4' viewBox='0 0 4 4'%3E%3Cpath fill='%230daeed' fill-opacity='0.78' d='M1 3h1v1H1V3zm2-2h1v1H3V1z'%3E%3C/path%3E%3C/svg%3E");--principal-word: #3179d8;--shadow-correct: #5ccb5f;--brightness-correct: #2fb667;--correct-answer: #5cda7b;--wrong-answer: #ee5858;--wrong-answer-hover: #e78989;--wrong-game-answer: #f79d9d}:root.dark-mode{--main-color: #0f2961;--main-color-hover: #1080ca;--bg-color: #131b25;--text-color: #d7deec;--selector-color: #74b7e4;--selector-color-hover: #58a1dd;--select-category: #2e2d2d;--select-category-hover: #737677;--background-img: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='4' height='4' viewBox='0 0 4 4'%3E%3Cpath fill='%230a5a8a' fill-opacity='0.4' d='M1 3h1v1H1V3zm2-2h1v1H3V1z'%3E%3C/path%3E%3C/svg%3E");--principal-word: #5d98e4;--shadow-correct: #56ac59;--brightness-correct: #9be59d;--correct-answer: #1fa354;--wrong-answer: #ee5858;--wrong-answer-hover: #e78989;--wrong-game-answer: #773a3a}*,*:before,*:after{margin:0;padding:0;box-sizing:border-box}html{line-height:1.15;-webkit-text-size-adjust:100%}body{color:var(--text-color);transition:background .3s,color .3s;overflow-x:hidden;font-family:Inter,serif;background-color:var(--bg-color)}ul,ol{list-style:none}img{max-width:100%;display:block}button,input,textarea,select{font:inherit;background:transparent;border:none;cursor:pointer}.loading-container{display:flex;justify-content:center;align-items:center;min-height:100vh;width:100%;background:linear-gradient(90deg,var(--correct-answer),var(--main-color),var(--wrong-answer));padding:1rem}.loading-content{text-align:center;width:100%;max-width:min(400px,90vw);padding:2rem;border-radius:1rem;background-color:#ffffffe6;box-shadow:0 10px 25px #0000001a;margin:1rem}.loading-spinner{display:inline-flex;position:relative;width:clamp(60px,20vw,80px);height:clamp(60px,20vw,80px);margin-bottom:clamp(1rem,4vw,1.5rem)}.spinner-circle{position:absolute;width:clamp(12px,4vw,16px);height:clamp(12px,4vw,16px);border-radius:50%;background:var(--bg-color);animation:loading-spinner 1.2s linear infinite}.spinner-circle:nth-child(1){top:12.5%;left:12.5%}.spinner-circle:nth-child(2){top:12.5%;right:12.5%}.spinner-circle:nth-child(3){bottom:12.5%;right:12.5%}.spinner-circle:nth-child(4){bottom:12.5%;left:12.5%}.loading-text{color:#2d3748;font-size:clamp(1.2rem,5vw,1.5rem);margin-bottom:.5rem;font-weight:600;line-height:1.3}.loading-subtext{color:#718096;font-size:clamp(.875rem,4vw,1rem);line-height:1.4}@keyframes loading-spinner{0%,to{transform:scale(1);opacity:1}50%{transform:scale(.3);opacity:.5}}@media (max-width: 480px){.loading-content{padding:1.5rem}.loading-text{margin-bottom:.25rem}}@media (min-width: 768px){.loading-content{padding:2.5rem}}::-webkit-scrollbar{width:4px}::-webkit-scrollbar-thumb{background-color:#3498db;border-radius:2px}::-webkit-scrollbar-thumb:hover{background-color:#2980b9}::-webkit-scrollbar-track{background-color:#f0f0f0}::-webkit-scrollbar-track-piece{background-color:#f0f0f0}::-webkit-scrollbar-thumb:active{background-color:#1f618d}.landing-container{font-family:Segoe UI,Tahoma,Geneva,Verdana,sans-serif;margin:0 auto;color:var(--text-color)}.hero-section{text-align:center;padding:60px 20px;background:linear-gradient(90deg,var(--correct-answer),var(--main-color),var(--wrong-answer));color:#fff}.hero-section h1{font-size:3.5rem;margin-bottom:10px}.hero-section h2{font-size:2rem;margin-bottom:20px;font-weight:300}.hero-section p{font-size:1.2rem;max-width:700px;margin:0 auto 30px}.auth-button{display:flex;justify-content:center}.features-section{width:90%;margin:0 auto 50px}.features-section h3{text-align:center;margin-bottom:40px;font-size:max(25px,calc(2vw + 1.3vh));font-weight:700}.features-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:25px}.feature-card{background:#eeeded;border-radius:8px;padding:25px;box-shadow:0 4px 6px #0000001a;transition:transform .3s ease}.feature-card:hover{transform:translateY(-5px)}.feature-icon{font-size:2.5rem;margin-bottom:15px}.feature-card h4{font-size:1.4rem;margin-bottom:10px;color:#2c3e50}.feature-card p{color:#7f8c8d;line-height:1.5}.languages-section{margin:80px 0;text-align:center;position:relative;padding:0 20px}.languages-section h3{font-size:2.5rem;margin-bottom:40px;color:var(--text-color);position:relative;display:inline-block;font-weight:700}.languages-section h3:after{content:"";position:absolute;bottom:-10px;left:50%;transform:translate(-50%);width:80px;height:4px;background:linear-gradient(90deg,#3498db,#2ecc71);border-radius:2px}.languages-list{display:flex;flex-wrap:wrap;justify-content:center;gap:20px;max-width:900px;margin:0 auto}.language-badge{background:linear-gradient(135deg,#f8f9fa,#e9ecef);padding:12px 25px;border-radius:30px;font-weight:600;color:#495057;box-shadow:0 4px 6px #0000000d;transition:all .3s ease;border:1px solid rgba(0,0,0,.05);position:relative;overflow:hidden}.language-badge:before{content:"";position:absolute;top:0;left:0;width:100%;height:100%;background:linear-gradient(135deg,#3498db1a,#2ecc711a);opacity:0;transition:opacity .3s ease}.language-badge:hover{transform:translateY(-3px);box-shadow:0 6px 12px #0000001a;color:#2c3e50}.language-badge:hover:before{opacity:1}.language-badge.highlight{background:linear-gradient(135deg,#3498db,#2ecc71);color:#fff;box-shadow:0 4px 15px #3498db4d}.language-badge.highlight:hover{box-shadow:0 8px 20px #3498db66}@media (max-width: 768px){.languages-section{margin:60px 0}.languages-section h3{font-size:2rem;margin-bottom:30px}.languages-list{gap:15px;padding:0 15px}.language-badge{padding:10px 20px;font-size:.9rem}}.guide-tips-section{margin-bottom:30px}.guide-tips-title{text-align:center;font-size:2rem;color:var(--text-color);margin-bottom:40px}.guide-tips-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:25px}.guide-tip-card{background:#fff;padding:30px 25px;border-radius:12px;box-shadow:0 5px 15px #0000000d;text-align:center;transition:all .3s ease;border-top:4px solid #3498db}.guide-tip-card:hover{transform:translateY(-8px);box-shadow:0 10px 25px #0000001a}.guide-tip-icon{font-size:2.5rem;margin-bottom:20px}.guide-tip-header{color:#2c3e50;font-size:max(16px,calc(2vw + 1.3vh));margin-top:0;margin-bottom:15px}.guide-tip-text{color:#7f8c8d;line-height:1.6;margin:0;font-size:1rem}.landing-footer{text-align:center;padding:20px;color:#7f8c8d;border-top:1px solid #eee}.placeholder-graph{padding:20px;text-align:center}@media (max-width: 768px){.method-content{flex-direction:column}.hero-section h1{font-size:2.5rem}.hero-section h2{font-size:1.5rem}}.game-instructions-section{background:linear-gradient(90deg,var(--correct-answer),var(--main-color),var(--wrong-answer));padding-bottom:4rem;margin-bottom:2rem;box-shadow:0 8px 20px #00000014}.intructions-title-section{display:flex;align-items:center;gap:5%}.game-instructions-section h2{text-align:center;color:#fff;margin-bottom:3rem;font-size:max(25px,calc(2vw + 1.3vh));font-weight:700;position:relative}.game-instructions-section h2:after{content:"";position:absolute;bottom:-15px;left:50%;transform:translate(-50%);width:100px;height:4px;background:linear-gradient(90deg,var(--main-color),var(--correct-answer));border-radius:2px}.instructions-container{max-width:1200px;margin:0 auto;padding:0 20px}.instructions-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:1.5rem;list-style:none;padding:0;counter-reset:instruction-counter}.instruction-card{background-color:#fff;padding:1.8rem;border-radius:12px;box-shadow:0 4px 12px #00000014;transition:all .3s ease;position:relative;overflow:hidden;display:flex;flex-direction:column;min-height:200px}.instruction-card:hover{transform:translateY(-5px);box-shadow:0 8px 20px #0000001f;background-color:#f8f9fa}.instruction-card:before{content:"";position:absolute;top:0;left:0;width:5px;height:100%;background:linear-gradient(to bottom,var(--main-color),var(--correct-answer))}.instruction-number{counter-increment:instruction-counter;background:linear-gradient(135deg,var(--main-color),var(--correct-answer));color:#fff;width:36px;height:36px;border-radius:50%;display:flex;align-items:center;justify-content:center;margin-bottom:1rem;font-weight:700;font-size:1.2rem;box-shadow:0 4px 8px #3498db4d}.instruction-title{font-size:1.3rem;font-weight:600;color:#2c3e50;margin-bottom:.8rem}.instruction-description{font-size:1.1rem;color:#555;line-height:1.6;flex-grow:1}@media (min-width: 1024px){.instructions-grid{grid-template-columns:repeat(3,1fr)}}@media (max-width: 1023px) and (min-width: 768px){.instructions-grid{grid-template-columns:repeat(2,1fr)}}@media (max-width: 767px){.instructions-grid{grid-template-columns:1fr}.instruction-card{min-height:auto;padding:1.5rem}.instruction-title{font-size:1.2rem}.instruction-description{font-size:1rem}}.google-btn-container{display:flex;justify-content:center;margin:1.5rem 0}.google-signin-btn{display:inline-flex;align-items:center;justify-content:center;gap:12px;padding:12px 24px;background:#fff;color:#5f6368;border:1px solid #dadce0;border-radius:8px;font-size:1rem;font-weight:500;cursor:pointer;transition:all .3s ease;box-shadow:0 2px 4px #0000000d;position:relative;overflow:hidden}.google-signin-btn:hover{background:#f8f9fa;box-shadow:0 2px 8px #0000001a;transform:translateY(-1px)}.google-signin-btn:active{background:#f1f3f4;transform:translateY(0);box-shadow:0 1px 2px #0000001a}.google-signin-btn:focus{outline:none;border-color:#4285f4;box-shadow:0 0 0 2px #4285f433}.google-icon{width:20px;height:20px;display:flex;align-items:center}.btn-text{white-space:nowrap}.google-signin-btn:after{content:"";position:absolute;top:50%;left:50%;width:5px;height:5px;background:#4285f44d;opacity:0;border-radius:100%;transform:scale(1) translate(-50%);transform-origin:50% 50%}.google-signin-btn:focus:not(:active):after{animation:ripple .6s ease-out}@keyframes ripple{0%{transform:scale(0);opacity:.5}to{transform:scale(20);opacity:0}}.center{display:flex;justify-content:center;align-items:center;flex-direction:row}.quarter-view{width:25%}.game-section{position:absolute;width:50vw;height:40vh;bottom:0}@media (hover: none) and (pointer: coarse){.game-section{width:100%;height:auto}}.roulette{padding-top:10vh;height:30vh;width:100%}.normal{text-align:center;visibility:visible;color:var(--principal-word);padding:0 1rem;font-size:calc(1rem + 2.5vw + 1.8vh);word-break:break-word;overflow-wrap:break-word;-webkit-hyphens:auto;hyphens:auto;line-height:1.2;transition:all .5s ease-in}.borrow{text-align:center;font-size:calc(1rem + 1vw + 1.5vh);color:#78787c;word-break:break-word;overflow-wrap:break-word;transition:all .5s ease-in}.one{transform:perspective(200px) rotateX(45deg)}.two{transform:perspective(200px) rotateX(-45deg)}.three{transform:perspective(200px) rotateX(90deg)}.four{transform:perspective(200px) rotateX(-90deg)}.shadow{text-align:center;visibility:hidden;font-size:0rem;color:#000;transition:all .5 ease-in}.time-counter{position:absolute;bottom:20px;right:20px;padding:1vw 1vh;border-radius:1rem;box-shadow:0 4px 15px #0000001a;z-index:10;font-family:Segoe UI,Tahoma,Geneva,Verdana,sans-serif;text-align:center;border:2px solid var(--text-color);-webkit-backdrop-filter:blur(5px);backdrop-filter:blur(5px)}.time-counter:before{content:"";position:absolute;top:-2px;left:-2px;right:-2px;bottom:-2px;border-radius:16px;z-index:-1;opacity:.7}.time-counter span{display:block;font-weight:600;font-size:.5rem;color:#333}.time-counter .current-time{font-size:calc(1vw + 1vh);color:#2176ff;margin-bottom:5px;font-weight:700}.time-counter .record-time{font-size:calc(1.2vw + 1.2vh);color:#e52e71;position:relative;padding-top:5px}.time-counter .record-time:before{content:"";display:block;width:50%;height:1px;background:linear-gradient(90deg,transparent,#ccc,transparent);margin:0 auto 8px}.shadow-c{background-color:#12ff6d44;width:100%;height:90vh;box-shadow:-9px 8px 13px -2px var(--shadow-correct) inset;overflow-y:hidden;position:relative;top:0;overflow-x:hidden}.shadow-c h2{text-align:center;color:#7ed87e}.brightness-c{box-shadow:-9px 8px 13px -2px var(--brightness-correct) inset}.brightness-c h2{color:#78ff66;transform:scale(1.2)}.bottom{padding-bottom:90vh;transition:all .8s ease-in-out}.answer-section{display:flex;position:absolute;top:0;left:0;right:0;flex-direction:column;justify-content:end;align-items:center;height:90vh;padding-bottom:0;transition:all .8s ease-in-out}.hide-children p{transform:translateY(100vh);transition:transform .8s ease-in-out}.movement-c{background-color:var(--correct-answer);width:100%;height:3.62vh;text-align:center;animation:moveUp .8s ease-in-out;color:#fff;cursor:pointer;font-size:3vh}.movement-c:hover{background-color:#7ff172}.shadow-w{background-color:#ff1e1e23;width:100%;height:90vh;box-shadow:9px 8px 13px -2px #df6957 inset;position:relative;top:0;z-index:1}.shadow-w h2{color:#ee5858;text-align:center}.bug{overflow:hidden}.brightness-w{box-shadow:9px 8px 13px -2px #f03a3a inset}.shadow-w.hidden-w{overflow:hidden}@keyframes moveUp{0%{transform:translateY(-100vh)}to{transform:translateY(0)}}.movement-w{background-color:var(--wrong-answer);width:100%;height:3.62vh;display:flex;justify-content:center;align-items:center;text-align:center;animation:moveUp .8s ease-in-out;color:#fff;cursor:pointer;position:relative;font-size:3vh}.movement-w:hover{background-color:var(--wrong-answer-hover)}.hover-card{position:absolute;width:100%;top:0;z-index:1;background-color:var(--wrong-answer);animation:slice .5s;left:-100%}@keyframes slice{0%{transform:translate(100%)}to{transform:translate(0)}}.character-button{position:relative;width:100%;aspect-ratio:1/1;display:flex;flex-direction:column;align-items:center;justify-content:center;border:2px solid var(--text-color);border-radius:8px;background-color:var(--bg-color);color:var(--text-color);cursor:pointer;transition:all .2s ease;padding:.7rem}.character-button:hover{transform:translateY(-1px)}.key-hint{position:absolute;top:-8px;right:-8px;font-size:.7rem;color:#fff;background-color:var(--main-color);border-radius:25%;width:22px;height:22px;display:flex;align-items:center;justify-content:center;border:2px solid var(--bg-color);box-shadow:0 2px 4px #0003;z-index:1}@media (max-width: 768px){.key-hint{width:18px;height:18px;font-size:.6rem;top:-6px;right:-6px}}.button{outline:none;width:50%;cursor:pointer;border:3px solid #79a6cf;color:var(--text-color);padding:.5vh 10px;background-color:#158df042;border-radius:5px;font-size:calc(1vw + 1vh);min-height:auto;height:5vh}.button:hover{transform:scaleY(-50px)}.input-text{font-size:1.5rem;font-weight:bolder;padding:2vh 1vw;color:var(--text-color);border:3px solid var(--main-color);border-radius:.5rem;width:80%;outline:none;text-align:center;font-family:Inter,serif}.game{width:50vw;height:90vh;position:relative;overflow:hidden}.correct-answer{background-color:#5c997834;box-shadow:inset 0 .5rem #94e297;border-top:.5rem}.wrong-answer{background-color:var(--wrong-game-answer);box-shadow:inset 0 .5rem #ed3b20}@media (max-width: 550px){.game{width:100vw}}.modal{position:fixed;width:100vw;height:100vh;top:0;left:0;background-color:#4f96c599;z-index:10000}.card{position:relative;display:flex;justify-content:center;align-items:center;width:80vw;height:80vh;background-color:#f5f5f5;border-radius:10px;overflow:hidden;text-align:center;box-shadow:0 1px 20px 1px #df6957 inset;animation:expandAnimationEdit 1s ease-in-out;transition:opacity .99s ease-in-out}@keyframes expandAnimationEdit{0%{width:1%;height:1%}50%{width:80%;height:1%}to{width:80%;height:80%}}.reduce-animation{opacity:0;animation:reducirAnimation 1s ease-in-out}@keyframes reducirAnimation{0%{width:80%;height:80%}50%{width:80%;height:1%}to{width:1%;height:1%}}.words{position:absolute;width:100%;z-index:1;visibility:visible;left:0;transition:all 1s ease-in-out}.slip-right{width:100%;position:absolute;left:150%;transition:all 1s ease-in-out}.slip-left{position:absolute;width:100%;visibility:hidden;left:-150%;z-index:0;transition:all 1s ease-in-out}.modal-content{display:flex;flex-direction:column;justify-content:center;align-items:center;width:100%;height:100%}.card-content{height:80%;width:100%;display:flex;flex-direction:column;justify-content:center}.card-content p{font-size:calc(1rem + 2vw);display:flex;flex-direction:column;justify-content:center;word-wrap:break-word}.words-container{position:relative;display:flex;justify-content:center;align-items:center}.slip-content{display:flex;justify-content:center;align-items:center;width:100%;height:auto;color:#2c3e50}.slip-words{width:50%}.button-container{position:absolute;top:0;bottom:0;width:10%;height:100%;background-color:transparent;display:flex;justify-content:center;align-items:center;color:#3498db;cursor:pointer;font-size:calc(4vw + 4vh);z-index:3;outline:none;transition:transform .2s ease-in}.button-container:hover{transform:scale(1.3)}.left{left:0}.right{right:0}.slip-image{display:flex;align-items:center;justify-content:center;width:30%;border:5px solid var(--blue-primary);border-radius:50%}.word-image-card{width:100%;height:100%;border-radius:50%;object-fit:cover}.instruction-text{width:100%;text-align:center;margin-bottom:20px;padding:8px 20%;color:#2c3e50;font-size:1.2rem;font-weight:700;position:absolute;top:10px}.instruction-text p{margin:5px 0;font-size:clamp(.875rem,.5vw + .5rem,1.25rem)}@media (max-width: 550px){.slip-content{display:flex;flex-direction:column}.slip-words{width:90%}.slip-image{width:50%;border:5px solid var(--blue-primary);border-radius:50%}}.modal-final{position:fixed;width:100vw;height:100vh;top:0;left:0;background-color:#4f96c599;z-index:100}.final-card{position:relative;display:flex;flex-direction:column;justify-content:space-around;align-items:center;width:90vw;height:90vh;background-color:var(--correct-answer);border-radius:1rem;padding:2%;color:#fff;box-shadow:0 0 20px #5ccb5f inset;overflow-y:auto;animation:expandAnimationFinal 1s ease-in-out;transition:opacity .99s ease-in-out}@keyframes expandAnimationFinal{0%{width:1%;height:1%}50%{width:90%;height:1%}to{width:90%;height:90%}}.reduce-final-animation{opacity:0;animation:reducirAnimationFinal 1s ease-in-out}@keyframes reducirAnimationFinal{0%{width:90%;height:90%}50%{width:90%;height:1%}to{width:1%;height:1%}}.final-message{display:flex;justify-content:center;align-items:center;text-align:center;font-size:calc(1.2vw + 1.2vh);gap:.2rem}.final-words-container{display:grid;grid-template-columns:repeat(4,1fr);gap:.3rem;width:100%;overflow-y:auto;padding:1%}.my-learned-word{display:flex;justify-content:center;align-items:center;text-align:center;color:#f0f8ff;font-weight:700;background-color:var(--brightness-correct);padding:.6rem;cursor:pointer;border-radius:.2rem}.my-learned-word:hover{background-color:var(--shadow-correct)}.start-round{display:flex;justify-content:center}@media (max-width: 768px){.final-words-container{grid-template-columns:repeat(3,1fr)}}@media (max-width: 550px){.final-words-container{grid-template-columns:repeat(2,1fr)}}@media (max-width: 310px){.final-words-container{grid-template-columns:repeat(1,1fr)}}.button-next-round{margin-top:1rem;background-color:#1a5dc8;color:#fff;padding:.5rem 1rem;border-radius:1rem;transition:transform .2s ease-in-out}.button-next-round:hover{transform:translateY(-5px)}.confetti{position:absolute;width:10px;height:10px;background-color:currentColor;opacity:.8;animation:confetti-fall linear infinite;z-index:1000}.yellow{color:gold}.blue{color:#1e90ff}.red{color:#ff4500}.green{color:#32cd32}.purple{color:#9370db}@keyframes confetti-fall{0%{transform:translateY(-100vh) rotate(0);opacity:1}to{transform:translateY(100vh) rotate(360deg);opacity:0}}.article-container{display:flex;gap:.5vw;position:relative;top:30vh;width:90%;flex-wrap:wrap;align-items:center;justify-content:center;margin:0 auto}.article-item{width:5vw;min-width:40px;height:5vw;min-height:40px;display:flex;flex-direction:column;justify-content:center;align-items:center;background:linear-gradient(145deg,#3498db,#2980b9);border-radius:.8rem;box-shadow:0 4px 8px #0003;color:#fff;font-size:calc(1vh + 1vw);font-weight:700;cursor:pointer;transition:all .3s ease;position:relative;border:none;outline:none}.article-item:hover{transform:translateY(-5px);box-shadow:0 6px 12px #00000040;background:linear-gradient(145deg,#3cb0fd,#3498db)}.game-category{position:absolute;bottom:20px;left:50%;transform:translate(-50%);width:auto;text-align:center;z-index:1}.game-category p{background-color:#2176ff;color:#fff;padding:.2vw 2rem;border-radius:50px;font-size:calc(1vw + 1vh);font-weight:500;box-shadow:0 4px 8px #0003;white-space:nowrap;max-width:90vw;overflow:hidden;text-overflow:ellipsis;transition:all .3s ease}.game-category p:hover{background-color:#1a5dc8;transform:translateY(-2px);box-shadow:0 6px 12px #00000040}@media (max-width: 550px){.game-category p{font-size:12px;padding:.2rem 1rem}}.mobile-keyboard-container{display:flex;flex-direction:column;box-shadow:0 4px 12px #0000001a;background-color:#fff}.mobile-answers{display:flex;justify-content:space-between;margin-bottom:5px}.answers-counter{display:flex;flex-direction:row;gap:1vw;align-items:center;padding:4px 5px}.counter-label{font-size:12px;color:#666;font-weight:500}.counter-value{font-weight:700;color:#1a5dc8}.word-display{background-color:#fff;padding:.3rem 0;display:flex;align-items:center;justify-content:center;box-shadow:inset 0 0 8px #0000000d}.current-word{display:flex;flex-wrap:wrap;justify-content:center}.word-char{font-size:12px;color:#333;background-color:#e9f2ff;padding:2px 5px;box-shadow:0 2px 3px 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#0000001a}.selector-options.active{max-height:300px;opacity:1;transform:translateY(0)}.selector-option{padding:.75rem 1rem;transition:all .15s ease}.selector-option:hover{background-color:var(--select-category-hover);color:#4299e1}.selector-option:active{background-color:#ebf8ff}.selector-main:hover .selector-arrow{transform:rotate(180deg)}.progress-category{display:flex;width:80vw}.categories-container{display:flex;justify-content:space-between;flex-direction:row}.categories-container h2{font-size:calc(.7rem + 1.1vw + .2vh);padding:.8rem 0}.category-cards-container{display:grid;grid-template-columns:repeat(5,1fr);gap:.6vw;width:100%}.categorie-card{cursor:pointer;min-height:80px;height:20vh;width:100%;border-radius:5px;transition:scale .1s ease-in-out;position:relative}.category-card:hover{scale:1.05}.image-card{width:100%;height:100%;padding-left:5px;border-radius:5px;object-fit:cover}@media (max-width: 1034px){.category-cards-container{grid-template-columns:repeat(4,1fr)}}@media (max-width: 868px){.category-cards-container{grid-template-columns:repeat(3,1fr)}}@media (max-width: 600px){.category-cards-container{grid-template-columns:repeat(2,1fr);gap:5vw}.header-categorie{justify-content:center;flex-direction:column;text-align:center}.categories-container{flex-direction:column-reverse}.progress-category{width:100%}}@media (max-width: 400px){.category-cards-container{grid-template-columns:repeat(1,1fr)}}.bg-blue{background-color:#0aadff99}.bg-red{background-color:#e6624e99}.bg-green{background-color:#60c964}.category-editButton{outline:none;border:none;color:#fff;position:absolute;bottom:8px;right:0;padding:.2rem}.categorie-editButton:hover{transform:scale(1.1)}.category-title{position:absolute;font-size:calc(.8rem + .4vw + .1vh);font-weight:bolder;color:#fff;padding:.05rem;top:1vw;left:3px}.category-number{position:absolute;font-size:calc(.6rem + .4vw + .1vh);font-weight:bolder;color:#fff;padding:.1rem .3rem;bottom:10%;left:3px}.category-card{cursor:pointer;min-height:80px;height:20vh;width:100%;border-radius:5px;transition:scale .1s ease-in-out;position:relative}.no-complete-card{filter:brightness(.6) opacity(.8)}.card-red{box-shadow:inset .3rem 0 #0aafff;opacity:.75}.card-yellow{box-shadow:inset .5rem 0 #e6624e;opacity:.8}.card-green{box-shadow:inset .5rem 0 #60c964;opacity:.95}.available{box-shadow:5px 5px #0bf113;filter:brightness(.8) opacity(.8)}.is-not-available{box-shadow:5px 5px #f12e0b;filter:brightness(.8) opacity(.4)}.is-not-available button{background-color:var(--wrong-answer)}.is-not-available:hover button{transform:scale(1.2)}.big-progress-container{position:sticky;top:0vh;height:80vh;width:10vw}.big-progress-container h2{text-align:center;font-size:2rem;color:#333;margin-bottom:1rem}.progress-container{width:10vw;display:flex;height:63vh;gap:.5rem}.progress{display:flex;justify-content:center;align-items:center;flex-direction:column;height:100%;width:calc(100% / 3)}@media (max-width: 600px){.big-progress-container{height:auto;padding:1rem;position:relative;width:100%;top:auto}.progress-container{width:100%;display:flex;flex-direction:column;height:10vh;gap:.5rem}.progress{width:100%;height:100%}}.create-category{background-color:var(--main-color);padding:1rem;border-radius:.5rem;cursor:pointer}.create-category:hover{background-color:var(--main-color-hover)}.edit-modal-container{width:90vw;max-width:1200px;height:90vh;background-color:#f5f0e6;color:#000;border-radius:1.5rem 0 0 1.5rem;margin:2% auto;padding:2% 5%;overflow-y:auto;box-shadow:0 10px 25px #0003;border:1px solid rgba(255,255,255,.1)}.edit-modal-title{display:flex;justify-content:space-between;align-items:center;border-bottom:5px solid rgba(32,98,241,.199)}.edit-modal-title p{cursor:pointer;font-size:1.5rem;font-weight:700;color:var(--text-light);transition:transform .2s ease}.edit-modal-title p:hover{transform:scale(1.2);color:var(--wrong-answer)}.edit-title{display:flex;flex-wrap:wrap;align-items:center;gap:1rem}.edit-text{border:2px solid var(--input-border, #0aafff);padding:.8rem 1rem;border-radius:.8rem;outline:none;font-size:1rem;width:100%;max-width:300px;background-color:#ffffffe6;transition:border-color .3s ease,box-shadow .3s ease}.edit-text:focus{border-color:var(--main-color-hover);box-shadow:0 0 0 3px #0aafff33}.delete-category{background-color:var(--wrong-answer);border:none;padding:.8rem 1.2rem;color:#fff;font-weight:700;font-size:1rem;border-radius:.8rem;cursor:pointer;transition:all .3s ease;display:flex;align-items:center;gap:.5rem}.delete-category:hover{background-color:var(--wrong-answer-hover);transform:translateY(-2px);box-shadow:0 4px 8px #0000001a}.info-edit{height:30vh;min-height:250px;display:flex;gap:2rem;margin:1.5rem 0}.edit-info-container{width:80%;height:100%;overflow-y:auto;display:grid;grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:.8rem;padding:.8rem;background-color:#00ffff1a;border-radius:1rem;scrollbar-width:thin;scrollbar-color:var(--main-color) transparent}.edit-info-container::-webkit-scrollbar{width:8px}.edit-info-container::-webkit-scrollbar-thumb{background-color:var(--main-color);border-radius:4px}.edit-info-container p{display:flex;min-height:3.5rem;justify-content:center;align-items:center;padding:.6rem;cursor:pointer;border-radius:.8rem;transition:all .2s ease;font-size:1.1rem;color:#fff}.my-word{color:var(--text-light);font-weight:700;background-color:var(--correct-answer);text-align:center;box-shadow:0 2px 4px #0000001a}.my-word:hover{background-color:var(--wrong-answer);transform:translateY(-3px);box-shadow:0 4px 8px #0003}.image-selector{width:20%;min-width:200px;height:100%;border-radius:1rem;object-fit:cover;cursor:pointer;transition:all .3s ease;box-shadow:0 4px 8px #0003;border:2px solid rgba(255,255,255,.3)}.image-selector:hover{transform:scale(1.03);border-color:var(--main-color)}.add-word-container{margin-top:2rem}.add-word-container h2{margin-bottom:1rem;font-size:1.5rem}.add-word-categories-container{padding:1rem;border:2px solid var(--main-color-hover);border-radius:1rem;margin-top:.5rem;font-size:1.3rem;font-weight:700;transition:all .3s ease;cursor:pointer;background-color:#fffc}.add-word-categories-container:hover{transform:translateY(-3px);background-color:#fff;box-shadow:0 6px 12px #0000001a}.add-word-categories{padding:.5rem;color:var(--main-color)}.words-select-container{display:flex;flex-wrap:wrap;gap:.8rem;padding:1rem .5rem;width:100%}.select-word{padding:.6rem 1rem;border-radius:.8rem;background-color:var(--main-color);color:#fff;display:flex;justify-content:center;align-items:center;text-align:center;transition:all .2s ease;font-size:1rem;min-width:100px}.select-word:hover{background-color:var(--main-color-hover);transform:translateY(-2px);box-shadow:0 4px 8px #0000001a;cursor:pointer}.searched-words{width:100%;background-color:var(--search-bg, #e0e0e0);display:flex;align-items:center;justify-content:space-between;padding:1rem;border-radius:1rem;margin-bottom:.8rem;border:2px solid var(--main-color);cursor:pointer;transition:all .3s ease}.searched-words:hover{background-color:var(--search-bg-hover, #e2e8f0);transform:translate(5px)}.searched-words h3{background-color:var(--tag-bg, #60c964);color:whitew;padding:.5rem 1rem;border-radius:.8rem;font-size:.9rem;white-space:nowrap;margin-left:1rem}.found{background-color:var(--correct-answer);color:var(--text-light)}.found h3{background-color:var(--blue-hover);color:var(--text-light)}.found:hover{background-color:var(--green-hover)}@keyframes fadeIn{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}@keyframes expandAnimationZ{0%{opacity:0;transform:scale(.9)}to{opacity:1;transform:scale(1)}}@media (max-width: 768px){.edit-modal-container{width:95vw;padding:5%}.info-edit{flex-direction:column;height:auto}.edit-info-container{width:100%;grid-template-columns:repeat(auto-fill,minmax(120px,1fr))}.image-selector{width:100%;min-width:auto;height:200px;margin-top:1rem}.words-select-container{justify-content:center}}.modal-image-choose__overlay{position:fixed;top:0;left:0;right:0;bottom:0;background-color:#000000b3;display:flex;justify-content:center;align-items:center;z-index:1000;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px)}.modal-image-choose__content{background:#fff;border-radius:12px;padding:2rem;max-width:90vw;width:800px;max-height:90vh;overflow-y:auto;box-shadow:0 5px 15px #0000004d;position:relative}.modal-image-choose__close-btn{position:absolute;top:15px;right:15px;background:none;border:none;font-size:1.5rem;cursor:pointer;color:#666;transition:color .2s}.modal-image-choose__close-btn:hover{color:#333}.modal-image-choose__title{margin-top:0;margin-bottom:1.5rem;color:#333;text-align:center;font-size:1.5rem}.modal-image-choose__grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:1rem}.modal-image-choose__img-container{border:2px solid #ddd;border-radius:8px;overflow:hidden;cursor:pointer;transition:all .2s ease;aspect-ratio:1/1}.modal-image-choose__img-container:hover{transform:scale(1.03);border-color:#999}.modal-image-choose__img-container--selected{border-color:#4a90e2;box-shadow:0 0 0 3px #4a90e24d}.modal-image-choose__img{width:100%;height:100%;object-fit:cover;display:block}@media (max-width: 768px){.modal-image-choose__grid{grid-template-columns:repeat(auto-fill,minmax(120px,1fr))}.modal-image-choose__content{padding:1.5rem}}@media (max-width: 480px){.modal-image-choose__grid{grid-template-columns:repeat(auto-fill,minmax(100px,1fr));gap:.75rem}.modal-image-choose__content{padding:1rem;width:95vw}}.loading-screen{display:flex;flex-direction:column;align-items:center;justify-content:center;width:90vw}.loading-screen.small{min-height:100px}.loading-screen.medium{min-height:200px}.loading-screen.large{min-height:300px}.progress-bar-container{height:25px;width:100%;border-radius:50px;overflow:hidden;position:relative;box-shadow:inset 0 1px 3px #0003}.progress-bar-fill{height:100%;border-radius:inherit;transition:width .5s ease-in-out;display:flex;align-items:center;justify-content:flex-end;padding-right:10px}.progress-bar-label{color:#fff;font-size:12px;font-weight:700;text-shadow:0 1px 1px rgba(0,0,0,.3)}.tooltip-container{position:relative;display:inline-block}.tooltip-trigger{cursor:pointer;border-bottom:1px dotted #7f8c8d}.tooltip-box{position:absolute;background-color:#2c3e50;color:#fff;padding:8px 12px;border-radius:6px;font-size:14px;line-height:1.4;white-space:nowrap;z-index:100;box-shadow:0 3px 10px #0003;animation:fadeIn .2s ease-out}.tooltip-arrow{position:absolute;width:0;height:0;border-style:solid}.tooltip-top{bottom:calc(100% + 10px);left:50%;transform:translate(-50%)}.tooltip-arrow-top{top:100%;left:50%;margin-left:-5px;border-width:5px 5px 0 5px;border-color:#2c3e50 transparent transparent transparent}.tooltip-bottom{top:calc(100% + 10px);left:50%;transform:translate(-50%)}.tooltip-arrow-bottom{bottom:100%;left:50%;margin-left:-5px;border-width:0 5px 5px 5px;border-color:transparent transparent #2c3e50 transparent}.tooltip-left{right:calc(100% + 10px);top:50%;transform:translateY(-50%)}.tooltip-arrow-left{left:100%;top:50%;margin-top:-5px;border-width:5px 0 5px 5px;border-color:transparent transparent transparent #2c3e50}.tooltip-right{left:calc(100% + 10px);top:50%;transform:translateY(-50%)}.tooltip-arrow-right{right:100%;top:50%;margin-top:-5px;border-width:5px 5px 5px 0;border-color:transparent #2c3e50 transparent transparent}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}.verbs-learning-container{max-width:1200px;margin:0 auto;padding:20px;color:#333}.verbs-header{text-align:center;margin-bottom:40px}.page-title{font-size:2.5rem;margin-bottom:15px;color:var(--text-color)}.verbs-progress-container{max-width:600px;margin:0 auto}.progress-text{display:block;margin-top:10px;font-weight:500;color:#7f8c8d}.info-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:30px;margin-bottom:40px}.concept-card{padding:25px;border-radius:15px;box-shadow:0 10px 20px #0000001a;transition:all .3s ease;position:relative;overflow:hidden;color:#fff;display:flex;flex-direction:column;height:100%}.concept-card:hover{transform:translateY(-5px);box-shadow:0 15px 30px #0003}.gradient-blue{background:linear-gradient(135deg,#3498db,#2980b9)}.gradient-green{background:linear-gradient(135deg,#2ecc71,#27ae60)}.gradient-red{background:linear-gradient(135deg,#e74c3c,#c0392b)}.card-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:15px}.card-header h3{margin:0;font-size:1.5rem;flex:1}.card-badge{background:#fff3;border-radius:20px;padding:5px 15px;font-weight:700;font-size:1.2rem}.card-description{margin-bottom:20px;line-height:1.5}.card-features{flex:1;margin-bottom:20px;padding-left:20px}.card-features li{margin-bottom:10px;position:relative;list-style-type:none}.card-features li:before{content:"•";position:absolute;left:-20px;color:#fff}.card-button{background:#fff3;border:2px solid white;color:#fff;padding:10px 20px;border-radius:50px;font-weight:700;cursor:pointer;transition:all .3s ease;align-self:flex-start;margin-top:auto}.card-button:hover{background:#fff;color:#2c3e50}.card-button:disabled{opacity:.7;cursor:not-allowed}.loading-spinner{border:5px solid #f3f3f3;border-top:5px solid #3498db;border-radius:50%;width:50px;height:50px;animation:spin 1s linear infinite;margin:50px auto}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}.article-dashboard-container{max-width:1200px;margin:0 auto;padding:20px}.article-header{text-align:center;margin-bottom:40px}.article-title{font-size:2.5rem;color:#2c3e50;margin-bottom:10px}.article-subtitle{font-size:1.2rem;color:#7f8c8d;font-style:italic}.article-cards-container{display:grid;grid-template-columns:repeat(auto-fit,minmax(350px,1fr));gap:30px;margin-bottom:50px}.article-concept-card,.article-examples-card{background:#fff;border-radius:15px;padding:25px;box-shadow:0 10px 20px #0000001a;transition:transform .3s ease}.article-concept-card:hover,.article-examples-card:hover{transform:translateY(-5px)}.article-concept-card{background:linear-gradient(135deg,#3498db,#2980b9);color:#fff}.article-examples-card{background:linear-gradient(135deg,#2ecc71,#27ae60);color:#fff}.article-card-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:20px}.article-card-title{font-size:1.5rem;margin:0}.article-card-icon{font-size:2rem}.article-card-list{padding-left:20px}.article-card-item{margin-bottom:15px;position:relative;list-style-type:disc;line-height:1.6}.article-examples-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:20px}.article-example-group{background:#ffffff26;padding:15px;border-radius:10px}.article-example-title{font-size:1.1rem;margin-top:0;margin-bottom:10px;border-bottom:1px solid rgba(255,255,255,.3);padding-bottom:5px}.article-example{margin:0;font-size:.95rem}.article-practice-section{text-align:center}.article-practice-title{color:#2c3e50;margin-bottom:30px}.english-articles-container{display:flex;justify-content:center;padding:2rem;font-family:Segoe UI,Tahoma,Geneva,Verdana,sans-serif}.english-articles-card{background:#fff;color:#2d3436;border-radius:18px;padding:2.5rem;max-width:700px;width:100%;box-shadow:0 12px 24px #00000014;border:1px solid #e0e0e0}.english-articles-header{display:flex;align-items:center;justify-content:center;gap:1rem;margin-bottom:1.5rem}.english-articles-header h2{margin:0;color:#2c3e50;font-size:1.8rem}.english-articles-icon{font-size:2rem}.english-articles-content{display:flex;flex-direction:column;gap:2rem}.english-articles-explanation{text-align:center;padding:1.5rem;background:#f8f9fa;border-radius:12px;margin-bottom:1rem}.english-articles-main{font-size:2.5rem;font-weight:700;margin:1rem 0;color:#3498db}.highlight-article{background:#e3f2fd;padding:.5rem 1.5rem;border-radius:8px;border:2px solid #bbdefb}.english-articles-note{font-style:italic;color:#7f8c8d;margin-top:1rem}.english-articles-examples{display:flex;flex-direction:column;gap:1.5rem}.example-group{background:#f1f8fe;padding:1.5rem;border-radius:12px}.example-group h4{margin-top:0;margin-bottom:1rem;color:#2980b9}.example-pair{display:flex;justify-content:space-between;align-items:center;padding:.8rem 0;border-bottom:1px solid #e0e0e0}.example-pair:last-child{border-bottom:none}.english-example{font-weight:600;color:#2c3e50;font-size:1.1rem}.translation{color:#7f8c8d;font-style:italic}.english-articles-tips{background:#fff8e1;padding:1.5rem;border-radius:12px;border-left:5px solid #ffc107}.english-articles-tips h3{margin-top:0;color:#f39c12}.english-articles-tips ul{padding-left:1.5rem}.english-articles-tips li{margin-bottom:.5rem;line-height:1.5}.article-categories-section{margin-bottom:50px}.article-section-title{text-align:center;color:#2c3e50;margin-bottom:10px}.article-section-subtitle{text-align:center;color:#7f8c8d;margin-bottom:30px;font-style:italic}.article-categories-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:20px;margin-top:30px}.article-category-card{border-radius:12px;padding:20px;color:#fff;cursor:pointer;transition:all .3s ease;box-shadow:0 5px 15px #0000001a;display:flex;justify-content:space-between;align-items:center;min-height:120px;position:relative;overflow:hidden}.article-category-card:hover{transform:translateY(-5px);box-shadow:0 10px 25px #0003}.article-category-content{z-index:1;flex:1}.article-category-title{margin:0 0 10px;font-size:1.3rem;text-shadow:0 1px 3px rgba(0,0,0,.3)}.article-category-count{background:#fff3;padding:5px 10px;border-radius:20px;display:inline-block;font-size:.9rem;-webkit-backdrop-filter:blur(5px);backdrop-filter:blur(5px)}.article-category-icon{font-size:3rem;opacity:.3;position:absolute;right:15px;bottom:15px;z-index:1;transition:all .3s ease}.article-category-card:hover .article-category-icon{opacity:.8;transform:scale(1.1)}.article-concept-card .article-card-list{padding-left:0}.article-concept-card .article-card-item:before{content:none}.article-concept-card .article-card-item{margin-left:25px;background-size:18px;background-repeat:no-repeat;background-position:left center}.article-rules-section{margin:50px 0;padding:0 20px}.article-rules-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:25px;margin-top:30px}.article-rule-card{border-radius:12px;padding:20px;color:#fff;box-shadow:0 5px 15px #0000001a;transition:transform .3s ease}.article-rule-card:hover{transform:translateY(-5px)}.article-rule-card.masculine{background:linear-gradient(135deg,#3498db,#2980b9)}.article-rule-card.feminine{background:linear-gradient(135deg,#e74c3c,#c0392b)}.article-rule-card.plural{background:linear-gradient(135deg,#2ecc71,#27ae60)}.article-rule-card.contraction{background:linear-gradient(135deg,#2ecc71,var(--main-color))}.rule-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:15px;border-bottom:1px solid rgba(255,255,255,.3);padding-bottom:10px}.rule-header h3{margin:0;font-size:1.4rem}.article-example{font-weight:700;text-shadow:0 1px 3px rgba(0,0,0,.3)}.rule-icon{font-size:1.8rem}.rule-content h4{margin-top:0;margin-bottom:10px;font-size:1.1rem}.rule-list{padding-left:20px;margin:0}.rule-list li{margin-bottom:10px;line-height:1.5}.example{display:inline-block;background:#fff3;padding:2px 6px;border-radius:4px;margin:2px 0;font-style:italic}.number-guide-container{max-width:1200px;margin:0 auto;padding:40px 20px;font-family:Segoe UI,Tahoma,Geneva,Verdana,sans-serif;color:#2c3e50}.number-guide-header{text-align:center;margin-bottom:50px}.number-guide-title{font-size:2.8rem;color:#3498db;margin-bottom:15px;font-weight:700;background:linear-gradient(135deg,#3498db,#2c3e50);-webkit-background-clip:text;background-clip:text;color:transparent}.number-guide-subtitle{font-size:1.3rem;color:#7f8c8d;font-weight:300}.number-guide-cards-container{margin-bottom:50px;width:100%}.number-guide-card{background:#fff;border-radius:16px;padding:30px;box-shadow:0 10px 30px #00000014;transition:transform .3s ease,box-shadow .3s ease}.number-guide-card:hover{transform:translateY(-5px);box-shadow:0 15px 35px #0000001f}.number-guide-ranges-card{background:linear-gradient(135deg,#f8f9fa,#e9ecef);border-left:5px solid #3498db}.number-guide-stages-card{border-left:5px solid #2ecc71}.number-guide-card-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:25px}.number-guide-card-title{font-size:1.8rem;margin:0;color:#2c3e50}.number-guide-card-icon{font-size:2.5rem}.practice-mode-container{background:#fff;border-radius:12px;padding:24px;margin:20px 0;box-shadow:0 4px 12px #0000001a}.practice-mode-container h3{margin-top:0;color:#2c3e50}.practice-mode-container p{color:#7f8c8d;margin-bottom:24px}.practice-input-group{margin-bottom:16px}.practice-input-group label{display:block;margin-bottom:8px;font-weight:500;color:#2c3e50}.practice-input{width:100%;padding:10px 12px;border:1px solid #ddd;border-radius:6px;font-size:16px;transition:border .3s}.practice-input:focus{border-color:#3498db;outline:none}.practice-error{color:#e74c3c;margin:10px 0;font-size:14px}.practice-start-button{background-color:#2ecc71;color:#fff;border:none;padding:12px 24px;border-radius:6px;font-size:16px;cursor:pointer;transition:background-color .3s;width:100%;margin-top:10px}.practice-start-button:hover{background-color:#27ae60}.number-guide-stages-grid{display:flex;flex-wrap:wrap;justify-content:space-between}.number-guide-stage{width:33%;text-align:center;padding:20px 15px;background:#ffffffb3;border-radius:12px;transition:all .3s ease}@media (max-width: 768px){.number-guide-stage{width:100%}.number-guide-stages-grid{gap:10px}}.number-guide-stage:hover{background:#fff;transform:scale(1.05)}.number-guide-stage-icon{font-size:2rem;margin-bottom:10px}.number-guide-stage-title{font-size:1.2rem;margin:10px 0;color:#2c3e50}.number-guide-stage-desc{font-size:.95rem;color:#7f8c8d;margin:0}.number-selection-menu{background:#fff;border-radius:16px;padding:30px;margin-bottom:30px;box-shadow:0 5px 15px #0000000d;display:flex;flex-wrap:wrap;gap:20px;align-items:flex-end}.selection-group{flex:1;min-width:250px}.selection-group label{display:block;margin-bottom:8px;font-weight:500;color:#2c3e50}.selection-input{width:100%;padding:12px 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ease;display:flex;align-items:center;gap:10px;background:#e9ecef;color:#495057}.mode-selector-button.active{background:#3498db;color:#fff;box-shadow:0 5px 15px #3498db66}.mode-selector-button:hover{transform:translateY(-3px)}@media (max-width: 400px){.mode-selector-container{flex-direction:column}}.progress-mode-description{background:#fff;border-radius:16px;padding:30px;margin-bottom:30px;text-align:center;box-shadow:0 5px 15px #0000000d}.progress-mode-description h3{color:#3498db;margin-top:0}.start-progress-button{padding:12px 30px;background:#2ecc71;color:#fff;border:none;border-radius:8px;font-size:1.1rem;font-weight:600;cursor:pointer;transition:all .3s ease;margin-top:20px}.start-progress-button:hover{background:#27ae60;transform:translateY(-2px)}.stage-active{border:2px solid #3498db;position:relative;overflow:hidden}.stage-active:after{content:"";position:absolute;top:0;right:0;width:0;height:0;border-style:solid;border-width:0 40px 40px 0;border-color:transparent #3498db transparent transparent}.stage-progress{margin-top:15px}.progress-bar{height:8px;background:#e9ecef;border-radius:4px;overflow:hidden;margin-bottom:5px}.progress-fill{height:100%;background:#2ecc71;border-radius:4px;transition:width .5s ease}.progress-text{font-size:.9rem;color:#7f8c8d;display:block;text-align:center}.stages-summary{margin-top:20px;padding-top:20px;border-top:1px solid #eee;font-size:1.1rem}.stages-summary p{margin:10px 0}.profile-container{max-width:800px;margin:2rem auto;padding:1rem;font-family:Segoe UI,Tahoma,Geneva,Verdana,sans-serif}.profile-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:2rem}.profile-header h1{color:#333;font-size:2rem;margin:0}.back-button{background:#f0f0f0;border:none;padding:.5rem 1rem;border-radius:5px;cursor:pointer;font-size:1rem;transition:background .3s}.back-button:hover{background:#e0e0e0}.profile-card{background:#fff;border-radius:10px;box-shadow:0 4px 12px #0000001a;padding:2rem}.profile-section{margin-bottom:2rem;padding-bottom:1.5rem;border-bottom:1px solid #eee}.profile-section:last-child{border-bottom:none;margin-bottom:0;padding-bottom:0}.profile-section h2{color:#444;font-size:1.5rem;margin-top:0;margin-bottom:1.5rem}.profile-info{display:flex;flex-direction:column;gap:1rem}.info-row{display:flex;align-items:center;flex-wrap:wrap;gap:.5rem}.info-label{font-weight:600;color:#555;min-width:200px}.info-value{color:#333;flex-grow:1}.info-value.premium{color:#4caf50;font-weight:600}.username-edit{display:flex;gap:.5rem;align-items:center;flex-wrap:wrap;width:100%}.username-input{padding:.5rem;border:1px solid #ddd;border-radius:4px;flex-grow:1;max-width:300px}.edit-button,.save-button,.cancel-button{padding:.5rem 1rem;border:none;border-radius:4px;cursor:pointer;font-size:.9rem;transition:all .3s}.edit-button{background:#f0f0f0;color:#333}.edit-button:hover{background:#e0e0e0}.save-button{background:#4caf50;color:#fff}.save-button:hover{background:#3e8e41}.cancel-button{background:#f44336;color:#fff}.cancel-button:hover{background:#d32f2f}.profile-actions{margin-top:2rem;display:flex;justify-content:center}.action-button{padding:.8rem 1.5rem;width:50%;text-align:center;border:none;border-radius:5px;cursor:pointer;font-size:1rem;transition:all .3s;display:flex;align-items:center;justify-content:center;gap:.5rem}.settings-button{background:var(--wrong-answer);color:#fff}.settings-button:hover{background:var(--wrong-answer-hover)}@media (max-width: 768px){.profile-container{padding:1rem}.info-row,.username-edit{flex-direction:column;align-items:flex-start}.username-input{max-width:100%;width:100%}}.username-display{display:flex;gap:1rem;justify-content:center;align-items:center}.cancelacion-modal-overlay{position:fixed;top:0;left:0;right:0;bottom:0;background-color:#0009;display:flex;justify-content:center;align-items:center;z-index:1000;-webkit-backdrop-filter:blur(3px);backdrop-filter:blur(3px)}.cancelacion-modal-container{background-color:#fff;border-radius:12px;box-shadow:0 10px 25px #0003;width:90%;max-width:450px;padding:25px;position:relative;animation:cancelacion-modal-fadeIn .3s ease-out}@keyframes cancelacion-modal-fadeIn{0%{opacity:0;transform:translateY(-20px)}to{opacity:1;transform:translateY(0)}}.cancelacion-modal-close-btn{position:absolute;top:15px;right:15px;background:none;border:none;font-size:24px;color:#888;cursor:pointer;transition:color .2s}.cancelacion-modal-close-btn:hover{color:#555}.cancelacion-modal-content{display:flex;flex-direction:column;gap:20px}.cancelacion-modal-title{margin:0;color:#333;font-size:22px;font-weight:600;text-align:center}.cancelacion-modal-message{margin:0;color:#555;font-size:16px;line-height:1.5;text-align:center}.cancelacion-modal-buttons{display:flex;justify-content:center;gap:15px;margin-top:10px}.cancelacion-modal-btn{padding:12px 20px;border:none;border-radius:6px;font-size:15px;font-weight:500;cursor:pointer;transition:all .2s ease}.cancelacion-modal-btn-cancel{background-color:#f0f0f0;color:#555}.cancelacion-modal-btn-cancel:hover{background-color:#e0e0e0}.cancelacion-modal-btn-confirm{background-color:#f44;color:#fff}.cancelacion-modal-btn-confirm:hover{background-color:#c00;box-shadow:0 3px 8px #c003}.admin-container{display:flex;flex-direction:row}.admin-controlls-container{display:flex;flex-direction:column;width:10%;height:calc(100vh - clamp(60px,10vh,80px));border-right:2px solid #4caf50}.admin-controll{padding:.5rem 0;background-color:#c3e4c4}.admin-controll:hover{padding:.5rem 0;background-color:#91e994}.admin-actions-container{width:100%}.edit-word-container{width:100%;background-color:#91e994;height:calc(100vh - clamp(60px,10vh,80px));display:flex;overflow:hidden}.edit-word-categories-container{overflow-y:auto;background-color:#4caf50;width:15%;min-width:200px;word-wrap:break-word}.edit-word-category-item{padding:.8rem;text-align:center;cursor:pointer;transition:background-color .2s;color:#fff;border-bottom:1px solid #3d8b40}.edit-word-category-item:hover{background-color:#3d8b40}.edit-word-category-item.active{background-color:#2e7d32;font-weight:700}.edit-word-words-container{width:85%;background-color:#f5f5f5;overflow:auto;padding:1rem}.no-category-selected{display:flex;justify-content:center;align-items:center;height:100%;font-size:1.2rem;color:#666}.words-content{display:flex;flex-direction:column;height:100%}.words-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:1rem;flex-wrap:wrap;gap:1rem}.column-selector{display:flex;gap:1rem;align-items:center;flex-wrap:wrap}.column-selector label{display:flex;align-items:center;gap:.3rem;cursor:pointer}.words-table-container{overflow:auto;flex-grow:1;margin-top:1rem;background-color:#fff;border-radius:4px;box-shadow:0 2px 4px #0000001a}.words-table{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));min-width:fit-content}.words-table-row{display:contents}.words-table-row.header{position:sticky;top:0;z-index:1}.words-table-cell{padding:.75rem;border:1px solid #ddd;background-color:#fff;overflow:hidden;text-overflow:ellipsis;display:flex;align-items:center;cursor:pointer}.words-table-row.header .words-table-cell{background-color:#f5f5f5;font-weight:700;text-align:center;justify-content:center}.words-table-cell input{width:100%;padding:.5rem;border:1px solid #ccc;border-radius:3px;box-sizing:border-box}.words-table-cell.actions{justify-content:center;flex-direction:column;gap:.5rem}.words-table-cell.actions button:first-child{background-color:var(--main-color)}.delete-button{background-color:#f44336;color:#fff;border:none;padding:.5rem 1rem;border-radius:4px;cursor:pointer;transition:background-color .2s}.delete-button:hover{background-color:#d32f2f}@media (max-width: 768px){.edit-word-container{flex-direction:column}.edit-word-categories-container{width:100%;min-width:auto;max-height:150px}.edit-word-words-container{width:100%}.words-header{flex-direction:column;align-items:flex-start}}.admin-add-category-container{width:100%;height:100%}.form-add-category{width:100%;height:100%;display:flex;flex-direction:column;align-items:center;gap:1rem;justify-content:center}.form-add-category>input{padding:1rem;border:thin solid #000;border-radius:.5rem}.word-textarea{width:100%;padding:10px;border:1px solid #ccc;border-radius:4px;font-family:inherit;margin-bottom:10px;min-height:150px}.word-input-form{display:flex;flex-direction:column;height:100vh;padding:1.5rem;gap:1rem;box-sizing:border-box}.word-textarea{flex-grow:1;width:100%;padding:1rem;border:2px solid #e2e8f0;border-radius:.75rem;font-family:Inter,sans-serif;font-size:1rem;line-height:1.5;resize:none;transition:all .2s;box-shadow:0 1px 2px #0000000d}.word-textarea:focus{outline:none;border-color:#6366f1;box-shadow:0 0 0 3px #6366f133}.word-textarea::placeholder{color:#94a3b8}.admin-actions-container{display:flex;flex-direction:column;gap:.75rem}.button-group{display:flex;gap:.75rem}.admin-add-words-button-action{flex:1;padding:.75rem 1rem;border:none;border-radius:.75rem;font-weight:600;font-size:1rem;cursor:pointer;transition:all .2s;display:flex;align-items:center;justify-content:center;gap:.5rem}.admin-add-words-button-action .icon{font-size:1.25rem}.admin-add-words-button-action.primary{background-color:#4f46e5;color:#fff}.admin-add-words-button-action.primary:hover{background-color:#4338ca}.admin-add-words-button-action.danger{background-color:#fef2f2;color:#dc2626;border:1px solid #fecaca}.admin-add-words-button-action.danger:hover{background-color:#fee2e2}.admin-add-words-button-action.success{background-color:#f0fdf4;color:#16a34a;border:1px solid #bbf7d0}.admin-add-words-button-action.success:hover{background-color:#dcfce7}@media (min-width: 768px){.word-input-form{max-width:1200px;margin:0 auto;padding:2rem}.admin-actions-container{flex-direction:row}.button-group{flex:1}.admin-add-words-button-action{padding:.875rem 1.25rem}}