:root{--primary-color:#3498db;--secondary-color:#2ecc71;--text-color:#333;--bg-color:#f4f4f4;--container-width:960px}*{box-sizing:border-box;margin:0;padding:0}body{background-color:var(--bg-color);color:var(--text-color);font-family:Arial,sans-serif;line-height:1.6}#app{display:flex;flex-direction:column;min-height:100vh}.container{margin:0 auto;max-width:var(--container-width);padding:0 20px}.navbar{background-color:#fff;box-shadow:0 2px 4px #0000001a;padding:.5rem 0}.navbar .container{align-items:center;display:flex;justify-content:space-between}.logo{color:var(--primary-color);font-size:1.5rem;font-weight:700;text-decoration:none}.nav-links{display:flex;list-style:none}.nav-links li{margin-left:20px}.dropdown span,.nav-links a{color:var(--text-color);cursor:pointer;display:inline-block;font-size:1rem;font-weight:550;padding:10px 12px;text-decoration:none;transition:color .3s ease}.dropdown span{position:relative}.dropdown span:after{content:"▼";font-size:.8em;margin-left:5px;transition:transform .3s ease}.dropdown:hover span:after{transform:rotate(180deg)}.dropdown span:hover,.nav-links a.active,.nav-links a:hover{color:#667eea;text-shadow:0 0 10px rgba(52,152,219,.5)}.dropdown{padding-bottom:10px;position:relative}.dropdown:hover .dropdown-menu{display:block;opacity:1;pointer-events:auto;transform:translateY(0) scale(1)}.dropdown-menu{background:linear-gradient(135deg,#9af,#a9d);border-radius:12px;box-shadow:0 0 15px #667eea66;display:none;left:0;min-width:200px;opacity:0;overflow:hidden;padding:2px;pointer-events:none;position:absolute;top:90%;transform:translateY(10px) scale(.95);transition:opacity .3s ease,transform .3s ease;z-index:1000}.dropdown-menu:before{backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);background:#fffffff2;border-radius:10px;content:"";inset:2px;position:absolute;z-index:-1}.dropdown-menu .menu-item{border-bottom:1px solid rgba(0,0,0,.1)}.dropdown-menu .menu-item:last-child{border-bottom:none}.dropdown-menu a{color:#2c3e50;display:block;font-weight:500;padding:12px 20px;text-decoration:none;transition:background-color .2s ease-in-out,color .2s ease-in-out;white-space:nowrap}.dropdown-menu .menu-item:hover{background-color:#667eea1a;box-shadow:inset 0 0 10px #3498db4d}.dropdown-menu .menu-item:hover a{color:#667eea}main{flex:1}.hero{background-color:var(--primary-color);color:#fff;padding:4rem 0;text-align:center}.hero h1{font-size:3rem;margin-bottom:1rem}.hero p{font-size:1.2rem;margin-bottom:2rem}.btn{border-radius:5px;color:#fff;display:inline-block;padding:10px 20px;text-decoration:none;transition:background-color .3s ease}.btn-primary{background-color:var(--secondary-color)}.btn-primary:hover{background-color:#27ae60}.btn-secondary{background-color:var(--primary-color)}.btn-secondary:hover{background-color:#2980b9}.products{padding:4rem 0}.products h2{font-size:2.5rem;margin-bottom:2rem;text-align:center}.product-grid{display:grid;gap:2rem;grid-template-columns:repeat(auto-fit,minmax(250px,1fr))}.product-card{background-color:#fff;border-radius:5px;box-shadow:0 2px 4px #0000001a;padding:2rem;text-align:center}.product-card img{border-radius:5px;margin-bottom:1rem;max-width:100%}.product-card h3{font-size:1.5rem;margin-bottom:.5rem}footer{background-color:#333;color:#fff;padding:1rem 0;text-align:center}.login-btn{-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);background:transparent;border:2.9px solid #667eea;border-radius:50px;color:#667eea;font-weight:500;padding:6px 14px;text-decoration:none;transition:all .3s ease}.login-btn:hover{box-shadow:0 0 10px #3498db80}.dicionario-page{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,sans-serif;overflow:hidden}.container{margin:0 auto;max-width:1200px;padding:0 20px}.hero-dicionario{align-items:center;background:linear-gradient(135deg,#667eea,#764ba2);color:#fff;display:flex;margin-bottom:0;overflow:hidden;padding:4rem 0 1rem;position:relative;text-align:center}.hero-dicionario:before{background:url("data:image/svg+xml;charset=utf-8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 100 100'%3E%3Cdefs%3E%3Cpattern id='a' width='100' height='100' patternUnits='userSpaceOnUse'%3E%3Ccircle cx='25' cy='25' r='1' fill='%23fff' opacity='.1'/%3E%3Ccircle cx='75' cy='75' r='1' fill='%23fff' opacity='.1'/%3E%3C/pattern%3E%3C/defs%3E%3Cpath fill='url(%23a)' d='M0 0h100v100H0z'/%3E%3C/svg%3E");opacity:.3;pointer-events:none;top:0}.hero-dicionario:after,.hero-dicionario:before{bottom:0;content:"";left:0;position:absolute;right:0}.hero-dicionario:after{background:linear-gradient(0deg,#f8f9ff 0,transparent);height:200px;z-index:1}.hero-dicionario h1{font-size:4rem;font-weight:300;letter-spacing:-2px;margin-bottom:1rem;position:relative;text-shadow:0 4px 20px rgba(0,0,0,.2);z-index:2}.hero-subtitle{font-size:1.4rem;line-height:1.7;margin-bottom:3rem;margin-left:auto;margin-right:auto;opacity:.95;z-index:2}.hero-subtitle,.search-container{max-width:700px;position:relative}.search-container{display:flex;flex-wrap:wrap;gap:1rem;justify-content:center;margin:0 auto;z-index:10}.search-input{-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);background:#fffffffa;border:none;border:1px solid hsla(0,0%,100%,.2);border-radius:50px;box-shadow:0 8px 32px #0000001f;flex:1;font-size:1.1rem;min-width:300px;padding:16px 24px;pointer-events:auto;position:relative;transition:all .4s cubic-bezier(.4,0,.2,1);z-index:10}.search-input:focus{border-color:#fff6;box-shadow:0 12px 40px #0000002e;outline:none;transform:translateY(-3px) scale(1.02)}.search-btn{align-items:center;-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);background:linear-gradient(135deg,#fffffff2,#f0f0f0e6);border:none;border:1px solid hsla(0,0%,100%,.2);border-radius:50px;box-shadow:0 8px 32px #667eea4d;color:#667eea;cursor:pointer;display:flex;font-size:1.1rem;font-weight:600;gap:.8rem;overflow:hidden;padding:16px 32px;pointer-events:auto;position:relative;transition:all .4s cubic-bezier(.4,0,.2,1);z-index:10}.search-btn:before{background:linear-gradient(90deg,transparent,hsla(0,0%,100%,.4),transparent);content:"";height:100%;left:-100%;position:absolute;top:0;transition:left .5s;width:100%}.search-btn:hover:before{left:100%}.search-btn:hover{background:linear-gradient(135deg,#fff,#f8f9ff);box-shadow:0 20px 40px #667eea66;transform:translateY(-4px) scale(1.05)}.no-result,.result-section{background:linear-gradient(180deg,#f8f9ff 0,#e8f0ff);margin-bottom:0;padding:4rem 0 2rem;position:relative}.result-section h2{color:#2c3e50;font-size:3rem;font-weight:300;letter-spacing:-1px;margin-bottom:3rem;position:relative;text-align:center;text-shadow:0 2px 10px rgba(0,0,0,.05)}h2:after{background:linear-gradient(135deg,#667eea,#764ba2);border-radius:2px;bottom:-10px;content:"";height:3px;left:50%;position:absolute;transform:translate(-50%);width:60px}.media-grid{align-items:start;display:grid;gap:2rem;grid-template-columns:1fr 1fr;margin-bottom:3rem}.signwriting-section,.video-section{margin-bottom:0}.explanation-card,.signwriting-card,.video-card{-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);background:linear-gradient(145deg,#ffffffe6,#f8f9ffcc);border:1px solid hsla(0,0%,100%,.6);border-radius:24px;box-shadow:0 15px 35px #0000001a;overflow:hidden;padding:2rem;position:relative;text-align:center;transition:all .4s cubic-bezier(.4,0,.2,1)}.explanation-card:before,.signwriting-card:before,.video-card:before{background:linear-gradient(135deg,#667eea,#764ba2);border-radius:24px 24px 0 0;content:"";height:4px;left:0;opacity:0;position:absolute;right:0;top:0;transition:opacity .3s ease}.explanation-card:hover:before,.signwriting-card:hover:before,.video-card:hover:before{opacity:1}.explanation-card:hover,.signwriting-card:hover,.video-card:hover{box-shadow:0 25px 50px #00000026;transform:translateY(-8px) scale(1.02)}.explanation-card h3,.signwriting-card h3,.video-card h3{color:#2c3e50;font-size:1.6rem;font-weight:600;letter-spacing:-.5px;margin-bottom:1.2rem}.video-placeholder{border-radius:16px;box-shadow:0 8px 25px #0000001a;overflow:hidden;transition:transform .3s ease}.video-placeholder:hover{transform:scale(1.02)}.explanation-text{color:#5a6c7d;font-size:1.1rem;font-style:italic;line-height:1.7;margin-bottom:1.5rem}.explanation-details{list-style:none;margin:0 auto;max-width:300px;text-align:left}.explanation-details li{color:#666;font-size:.95rem;margin-bottom:.5rem;padding-left:1rem;position:relative}.explanation-details li:before{color:#667eea;content:"•";font-weight:700;left:0;position:absolute}.signwriting-placeholder{display:flex;justify-content:center;margin:.5rem 0}.signwriting-image{border-radius:12px;box-shadow:0 5px 15px #0000001a;height:auto;max-width:100%}.no-result{align-items:center;display:flex;min-height:50vh;text-align:center}.no-result h2{color:#2c3e50;font-size:2.5rem;font-weight:300;margin-bottom:1rem}.no-result p{color:#7f8c8d;font-size:1.1rem;margin:0 auto;max-width:600px}@media (max-width:768px){.hero-dicionario{padding:5rem 0 4rem}.hero-dicionario h1{font-size:2.8rem}.hero-subtitle{font-size:1.2rem}.search-container{align-items:center;flex-direction:column}.search-input{max-width:100%;min-width:100%}.no-result,.result-section{padding:2rem 0}.result-section h2{font-size:2rem}.media-grid{gap:1rem;grid-template-columns:1fr}.explanation-card,.signwriting-card,.video-card{padding:1rem}.video-placeholder iframe{height:200px}.explanation-details{text-align:center}.explanation-details li{padding-left:1rem;text-align:left}}@media (max-width:480px){.container{padding:0 15px}.hero-dicionario{min-height:50vh;padding:3rem 0 1rem}.hero-dicionario h1{font-size:2.5rem}.search-btn{width:100%}.media-grid{gap:1.5rem;grid-template-columns:1fr}}