:root{--primary-blue: #3498db;--dark-blue: #2980b9;--light-blue-bg: #eaf4fc;--context-bg: rgba(0,0,0,.03);--success-color: #2ecc71;--danger-color: #e74c3c;--bg-color: #f4f7f9;--app-bg-color: #ffffff;--text-color: #333;--text-muted-color: #666;--input-border-color: #ddd;--input-focus-shadow: #eaf4fc;--shadow-color: rgba(0, 0, 0, .08);--border-color: #eaeaea;--border-radius: 12px;--shadow: 0 4px 15px var(--shadow-color);--modal-overlay-bg: rgba(0, 0, 0, .5)}html.dark-mode{--primary-blue: #3498db;--dark-blue: #5dade2;--light-blue-bg: #2c3e50;--context-bg: rgba(255,255,255,.05);--success-color: #27ae60;--danger-color: #c0392b;--bg-color: #1a1d21;--app-bg-color: #282c34;--text-color: #e0e0e0;--text-muted-color: #a0a0e0;--input-border-color: #444;--input-focus-shadow: rgba(52, 152, 219, .2);--shadow-color: rgba(0, 0, 0, .2);--border-color: #3a3f47;--modal-overlay-bg: rgba(0, 0, 0, .7)}*{box-sizing:border-box;margin:0;padding:0}html{background-color:var(--bg-color);transition:background-color .3s}body{font-family:Poppins,sans-serif;color:var(--text-color);display:flex;justify-content:center;align-items:flex-start;min-height:100vh;padding:0 1rem;transition:color .3s}#root{width:100%;max-width:800px}.app-container{position:relative;text-align:center;padding:2rem;margin:2rem 0;background:var(--app-bg-color);border-radius:var(--border-radius);box-shadow:var(--shadow);transition:background-color .3s,box-shadow .3s}.header-controls{position:absolute;top:1rem;right:1rem;display:flex;gap:.5rem}.icon-btn{background:none;border:none;font-size:1.5rem;cursor:pointer;color:var(--text-muted-color);transition:transform .2s,color .2s;display:flex;align-items:center;justify-content:center;padding:.25rem}.icon-btn:hover{transform:scale(1.1);color:var(--primary-blue)}.icon-btn svg{width:24px;height:24px}header h1{font-size:2.5rem;color:var(--primary-blue);margin-bottom:.5rem}header p{color:var(--text-muted-color);font-size:1.1rem;margin-bottom:2rem}.search-form{display:flex;gap:.5rem;margin-bottom:2rem}.input-wrapper{position:relative;flex-grow:1;display:flex}.concept-input{width:100%;padding:.75rem 2.5rem .75rem 1rem;border:1px solid var(--input-border-color);border-radius:var(--border-radius);font-family:inherit;font-size:1rem;background-color:var(--app-bg-color);color:var(--text-color);transition:border-color .2s,box-shadow .2s,background-color .3s}.concept-input:focus{outline:none;border-color:var(--primary-blue);box-shadow:0 0 0 3px var(--input-focus-shadow)}.clear-button{position:absolute;right:.75rem;top:50%;transform:translateY(-50%);background:none;border:none;cursor:pointer;font-size:1.5rem;color:var(--text-muted-color);padding:0 .5rem;line-height:1}.clear-button:hover{color:var(--text-color)}.submit-button{padding:.75rem 1.5rem;border:none;border-radius:var(--border-radius);color:#fff;background-color:var(--primary-blue);font-family:inherit;font-size:1rem;font-weight:600;cursor:pointer;transition:background-color .2s,opacity .2s}.submit-button:hover:not(:disabled){background-color:var(--dark-blue)}.submit-button:disabled{opacity:.6;cursor:not-allowed}.cancel-button{background-color:var(--card-border);color:var(--text-color)}.cancel-button:hover:not(:disabled){background-color:var(--text-muted);color:#fff}.custom-dropdown{position:relative;width:100%}.custom-dropdown-toggle{width:100%;padding:.75rem 1rem;font-size:1rem;border:1px solid var(--border-color);border-radius:var(--border-radius);background-color:var(--app-bg-color);color:var(--text-color);cursor:pointer;display:flex;justify-content:space-between;align-items:center;font-family:inherit}.custom-dropdown-list{position:absolute;top:100%;left:0;right:0;margin-top:.25rem;padding:0;list-style:none;background-color:var(--app-bg-color);border:1px solid var(--border-color);border-radius:var(--border-radius);box-shadow:var(--shadow);max-height:200px;overflow-y:auto;z-index:1000}.custom-dropdown-item{padding:.75rem 1rem;cursor:pointer;color:var(--text-color);transition:background-color .2s}.custom-dropdown-item:hover,.custom-dropdown-item.selected{background-color:var(--light-blue-bg);color:var(--primary-blue)}.welcome-container{text-align:left;padding:2rem;border:1px dashed var(--input-border-color);border-radius:var(--border-radius);color:var(--text-muted-color)}.welcome-container h2{color:var(--text-color);margin-bottom:.5rem}.result-container{text-align:left}.spinner-container{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:1.5rem;margin:3rem auto;color:var(--text-color);background:var(--light-blue-bg);padding:2.5rem;border-radius:var(--border-radius);box-shadow:inset 0 0 10px #0000000d}.spinner-message{font-weight:500;font-size:1.1rem}.spinner-progress-bar{width:100%;max-width:300px;height:6px;background-color:var(--input-border-color);border-radius:3px;overflow:hidden;position:relative}.spinner-progress-fill{position:absolute;top:0;left:0;height:100%;width:40%;background-color:var(--primary-blue);border-radius:3px;animation:progressLoad 1.5s infinite ease-in-out}@keyframes progressLoad{0%{left:-40%}to{left:140%}}.spinner{display:none}.spinner-old{border:4px solid var(--input-focus-shadow);border-top:4px solid var(--primary-blue);border-radius:50%;width:40px;height:40px;animation:spin 1s linear infinite}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}.error-message{color:#e74c3c;background-color:#e74c3c1a;padding:1rem;border-radius:var(--border-radius);border:1px solid #e74c3c;margin-top:1rem;white-space:pre-wrap}.encyclopedia-view{margin-top:2rem}.title-container{display:flex;justify-content:space-between;align-items:flex-start;gap:1rem;flex-wrap:wrap;margin-bottom:1rem}.encyclopedia-title{font-size:2.5rem;color:var(--primary-blue);margin-bottom:0;text-align:left}.encyclopedia-title-link{color:inherit;text-decoration:none}.encyclopedia-title-link:hover{text-decoration:underline}.translated-title{font-size:1.5rem;font-weight:600;margin-top:.25rem}.translated-section-title{display:block;margin-top:.25rem;font-size:1.2rem;font-weight:500;color:var(--text-muted-color)}.action-buttons{display:flex;gap:.5rem;margin-top:.5rem}.action-button{display:flex;align-items:center;gap:.5rem;padding:.5rem 1rem;border:1px solid var(--primary-blue);border-radius:var(--border-radius);color:var(--primary-blue);background-color:transparent;font-family:inherit;font-size:.9rem;font-weight:600;cursor:pointer;transition:background-color .2s,color .2s,opacity .2s,border-color .2s;white-space:nowrap}.action-button.icon-only{padding:.5rem;justify-content:center}.action-button svg{width:16px;height:16px}.action-button:hover:not(:disabled){background-color:var(--primary-blue);color:#fff}.action-button:disabled{opacity:.6;cursor:not-allowed}.action-button.success{border-color:var(--success-color);color:var(--success-color)}.action-button.success:hover{background-color:var(--success-color);color:#fff}.encyclopedia-introduction{font-size:1.1rem;line-height:1.7;margin-bottom:2rem;text-align:left}.encyclopedia-section{margin-bottom:2rem;padding-top:1.5rem;border-top:1px solid var(--border-color)}.encyclopedia-introduction+.encyclopedia-section{border-top:none;padding-top:0}.encyclopedia-section h3{font-size:1.5rem;margin-bottom:1rem;color:var(--text-color)}.accordion-header{display:flex;justify-content:space-between;align-items:center;width:100%;background:none;border:none;padding:0;cursor:pointer;text-align:left;font-family:inherit;color:inherit}.accordion-title{font-size:1.5rem;margin:0;color:var(--text-color);font-weight:600}.accordion-icon{font-size:1rem;color:var(--text-muted-color);margin-left:1rem}.accordion-content{overflow:hidden;max-height:0;transition:max-height .3s ease-out}.accordion-content.open{max-height:1000px;transition:max-height .4s ease-in}.accordion-content-inner{padding-top:1rem}.properties-list{display:grid;grid-template-columns:1fr 2fr;gap:1rem 1.5rem;background:var(--context-bg);padding:1rem;border-radius:calc(var(--border-radius) - 4px)}.properties-list dt{font-weight:600;color:var(--text-muted-color)}.properties-list dd{margin:0;color:var(--text-color)}.properties-list dt:not(:first-of-type),.properties-list dd:not(:first-of-type){padding-top:.75rem}.related-phrases-list,.sources-list{list-style:none;padding:0}.related-phrases-list li,.sources-list li{padding:1rem;border-radius:calc(var(--border-radius) - 4px);background:var(--context-bg);line-height:1.6}.related-phrases-list li:not(:last-child),.sources-list li:not(:last-child){margin-bottom:.5rem}.related-phrases-list .related-phrase-link{text-decoration:none}.related-phrases-list .related-phrase-link strong{color:var(--primary-blue);display:block;margin-bottom:.25rem;font-size:1.1rem;transition:color .2s}.related-phrases-list .related-phrase-link:hover strong{color:var(--dark-blue);text-decoration:underline}.sources-list a{color:var(--primary-blue);text-decoration:none;word-break:break-all}.sources-list a:hover{text-decoration:underline}.inline-translation{display:block;margin-top:.5rem}.saved-entries-container{margin-top:2rem;border-top:1px solid var(--border-color);padding-top:1.5rem}.saved-entries-list{list-style-type:none;padding:0;margin:0;display:flex;flex-direction:column;gap:.5rem}.saved-entry-item{display:flex;align-items:center;gap:.75rem;padding:.75rem 1rem;background:var(--context-bg);border-radius:calc(var(--border-radius) - 4px)}.saved-entry-info{flex-grow:1;text-align:left}.saved-entry-name-input{width:100%;padding:.25rem .5rem;border:1px solid var(--input-border-color);border-radius:6px;font-size:1.05rem;font-weight:600;color:var(--text-color);background-color:var(--app-bg-color)}.saved-entry-name-input:focus{outline:none;border-color:var(--primary-blue)}.saved-entry-name-display{font-size:1.05rem;font-weight:600;cursor:pointer;padding:.25rem .5rem;margin:-.25rem -.5rem;border-radius:6px;transition:background-color .2s;display:inline-block}.saved-entry-name-display:hover{background-color:var(--input-focus-shadow)}.saved-entry-timestamp{font-size:.8rem;color:var(--text-muted-color);margin-top:.2rem}.saved-entry-actions{display:flex;gap:.5rem}.saved-entry-actions button{background:none;border:1px solid var(--input-border-color);border-radius:var(--border-radius);color:var(--text-muted-color);cursor:pointer;padding:.5rem;display:flex;align-items:center;justify-content:center;transition:color .2s,border-color .2s,background-color .2s}.saved-entry-actions button:hover:not(:disabled){border-color:var(--primary-blue);color:var(--primary-blue)}.saved-entry-actions button.delete-btn:hover:not(:disabled){border-color:var(--danger-color);color:var(--danger-color);background-color:#e74c3c1a}.saved-entry-actions button svg{width:16px;height:16px}.saved-entries-footer{display:flex;justify-content:flex-end;margin-top:1rem}.clear-all-btn{padding:.5rem 1rem;border:1px solid var(--danger-color);color:var(--danger-color);background-color:transparent;font-size:.9rem;border-radius:var(--border-radius);cursor:pointer;transition:background-color .2s,color .2s}.clear-all-btn:hover{background-color:var(--danger-color);color:#fff}.settings-modal-overlay{position:fixed;top:0;left:0;right:0;bottom:0;background-color:var(--modal-overlay-bg);display:flex;justify-content:center;align-items:center;z-index:1000;animation:fadeIn .2s}.settings-modal{background-color:var(--app-bg-color);padding:1.5rem;border-radius:var(--border-radius);width:90%;max-width:320px;box-shadow:0 10px 25px #0003;animation:slideUp .3s}.settings-modal-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:1.5rem}.settings-modal-header h3{margin:0;color:var(--text-color)}.settings-modal-content label{display:block;margin-bottom:.5rem;font-weight:600;color:var(--text-color);text-align:left}.radio-label{display:flex!important;align-items:center;gap:.5rem;font-weight:400!important;color:var(--text-color)!important;cursor:pointer;margin-bottom:0!important}.radio-label input{margin:0;cursor:pointer}.settings-select{width:100%;padding:.75rem;border:1px solid var(--input-border-color);border-radius:var(--border-radius);background-color:var(--bg-color);color:var(--text-color);font-size:1rem;cursor:pointer}.settings-select:focus{outline:none;border-color:var(--primary-blue);box-shadow:0 0 0 3px var(--input-focus-shadow)}.close-btn{background:none;border:none;font-size:1.5rem;cursor:pointer;color:var(--text-muted-color);line-height:1}.close-btn:hover{color:var(--text-color)}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}@keyframes slideUp{0%{transform:translateY(20px);opacity:0}to{transform:translateY(0);opacity:1}}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border-width:0}.screen-only{display:block}.print-only{display:none}@media(max-width:640px){body{padding:0 .5rem}.app-container{padding:1.5rem 1rem;margin:1rem 0}.header-controls{top:.5rem;right:.5rem}header h1{font-size:2rem}header p{font-size:1rem;margin-bottom:1.5rem}.search-form{flex-direction:column}.submit-button{width:100%}.encyclopedia-title{font-size:2rem}.screen-only .title-container{flex-direction:column;align-items:flex-start;gap:.5rem}.action-buttons{align-self:flex-start}.properties-list{grid-template-columns:1fr;gap:.25rem 1rem}.properties-list dt{margin-bottom:.25rem}.properties-list dd{padding-left:.5rem;border-left:2px solid var(--primary-blue)}.saved-entry-item{flex-direction:column;align-items:stretch;gap:.75rem}.saved-entry-actions{align-self:flex-end}}@media print{body{background-color:#fff!important;color:#000!important;padding:0;margin:0;font-size:11pt;font-family:sans-serif;line-height:1.4}.screen-only{display:none!important}.print-only{display:block!important}header,.search-form,.saved-entries-container,.welcome-container,.spinner-container,.error-message,.header-controls,.settings-modal-overlay{display:none!important}#root,.app-container{box-shadow:none!important;border:none!important;padding:0!important;margin:0!important;width:100%!important;max-width:100%!important;background:#fff!important}main,.result-container,.encyclopedia-view{padding:0!important;margin-top:0!important}.print-header{border-bottom:2px solid #000;margin-bottom:1.5rem;padding-bottom:.5rem;text-align:left}.print-header h1{font-size:22pt;margin:0}.print-header .translated-title{font-size:14pt;font-weight:400;margin-top:.25rem}.print-header .print-info{font-size:9pt;color:#555;margin-top:.5rem}.encyclopedia-title,.translated-title{color:#000!important}a{color:#000!important;text-decoration:none!important}.properties-list{display:block!important;background:none!important;border:1px solid #ccc;padding:1rem}.properties-list dt{font-weight:700;color:#000;margin-top:.5rem}.properties-list dd{margin-left:1.5rem;padding-left:0;border-left:none;color:#000}.encyclopedia-section{border-top:1px solid #ccc;margin-top:1.5rem;padding-top:1rem}.related-phrases-list li{background:none!important}.print-sources{display:none!important}h1,h2,h3,.properties-list dt{page-break-after:avoid}.related-phrases-list li,.properties-list dd{page-break-inside:avoid}@page{margin:.75in}}