*{margin:0;padding:0;box-sizing:border-box}body{margin:0;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,Fira Sans,Droid Sans,Helvetica Neue,sans-serif;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}#root{min-height:100vh}:root{--primary-color: #646cff;--primary-hover: #535bf2;--background: #ffffff;--surface: #f9f9f9;--text: #213547;--text-light: #646464;--border: #e0e0e0;--error: #ef4444;--shadow: rgba(0, 0, 0, .1)}@media(prefers-color-scheme:dark){:root{--background: #242424;--surface: #1a1a1a;--text: #ffffff;--text-light: #a0a0a0;--border: #404040;--shadow: rgba(0, 0, 0, .3)}}.app{min-height:100vh;display:flex;flex-direction:column}.app-header{text-align:center;padding:2rem 1rem;border-bottom:1px solid var(--border)}.app-header h1{font-size:3rem;margin-bottom:.5rem;background:linear-gradient(135deg,var(--primary-color),var(--primary-hover));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.app-header p{color:var(--text-light);font-size:1.1rem}.app-main{flex:1;max-width:1200px;width:100%;margin:0 auto;padding:2rem 1rem}.search-form{background:var(--surface);padding:2rem;border-radius:12px;box-shadow:0 2px 8px var(--shadow);margin-bottom:2rem}.form-group{margin-bottom:1.5rem}.form-group label{display:block;margin-bottom:.5rem;font-weight:600;color:var(--text)}.form-group small{display:block;margin-top:.25rem;color:var(--text-light);font-size:.875rem}.form-row{display:grid;grid-template-columns:1fr 1fr;gap:1rem}.input{width:100%;padding:.75rem 1rem;border:2px solid var(--border);border-radius:8px;font-size:1rem;background:var(--background);color:var(--text);transition:border-color .2s}.input:focus{outline:none;border-color:var(--primary-color)}.btn-primary{width:100%;padding:.875rem 1.5rem;background:var(--primary-color);color:#fff;border:none;border-radius:8px;font-size:1rem;font-weight:600;cursor:pointer;transition:background-color .2s,transform .1s}.btn-primary:hover:not(:disabled){background:var(--primary-hover);transform:translateY(-1px)}.btn-primary:disabled{opacity:.6;cursor:not-allowed}.filter-options{margin:2rem 0 1.5rem;padding:1.5rem;background:var(--background);border:2px solid var(--border);border-radius:8px}.filter-options h3{margin:0 0 .5rem;color:var(--text);font-size:1.1rem}.filter-description{margin:0 0 1rem;color:var(--text-light);font-size:.875rem}.checkbox-group{display:flex;flex-direction:column;gap:1rem}.checkbox-label{display:flex;align-items:flex-start;gap:.75rem;cursor:pointer;padding:.75rem;border-radius:6px;transition:background-color .2s}.checkbox-label:hover{background:var(--surface)}.checkbox{width:20px;height:20px;margin-top:2px;cursor:pointer;accent-color:var(--primary-color);flex-shrink:0}.checkbox-text{display:flex;flex-direction:column;gap:.25rem;flex:1}.checkbox-text strong{color:var(--text);font-weight:600}.checkbox-text small{color:var(--text-light);font-size:.8rem}.error-message{background:var(--error);color:#fff;padding:1rem;border-radius:8px;margin-bottom:2rem;text-align:center}.results{background:var(--surface);padding:2rem;border-radius:12px;box-shadow:0 2px 8px var(--shadow)}.results-header{margin-bottom:2rem;padding-bottom:1rem;border-bottom:2px solid var(--border)}.results-header h2{margin-bottom:1rem;color:var(--text)}.results-info{display:flex;gap:1.5rem;flex-wrap:wrap;font-size:.875rem;color:var(--text-light)}.results-info span{padding:.5rem 1rem;background:var(--background);border-radius:6px;font-weight:500}.filter-badge{background:var(--primary-color)!important;color:#fff!important;font-weight:600!important}.words-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(120px,1fr));gap:.75rem}.word-card{padding:.75rem 1rem;background:var(--background);border:2px solid var(--border);border-radius:8px;text-align:center;font-weight:500;color:var(--text);transition:transform .2s,border-color .2s}.word-card:hover{transform:translateY(-2px);border-color:var(--primary-color)}.no-results{text-align:center;padding:3rem 1rem;color:var(--text-light)}.app-footer{text-align:center;padding:2rem 1rem;border-top:1px solid var(--border);color:var(--text-light);font-size:.875rem}@media(max-width:768px){.app-header h1{font-size:2rem}.form-row{grid-template-columns:1fr}.words-grid{grid-template-columns:repeat(auto-fill,minmax(100px,1fr))}}