:root{--background-primary: #f4f7fa;--background-secondary: #ffffff;--background-tertiary: #f8f9fa;--text-primary: #333;--text-secondary: #6c757d;--text-on-accent: #ffffff;--border-color: #e0e0e0;--shadow-color: rgba(0, 0, 0, .1);--focus-ring-color: rgba(0, 123, 255, .25);--accent-primary: #007bff;--accent-primary-hover: #0056b3;--accent-gradient-start: #005c97;--accent-gradient-end: #363795;--user-message-bg: var(--accent-primary);--model-message-bg: #e9ecef;--disclaimer-bg: #eef7ff;--disclaimer-border: #b8d9f5;--disclaimer-icon-color: #0056b3;--button-destructive-bg: #dc3545;--button-destructive-hover: #c82333;--button-disabled-bg: #a0a0a0;--success-color: #28a745;--success-text-color: #ffffff;--icon-color-primary: #6c757d;--icon-color-secondary: #444;--logo-filter: none}body.dark-mode{--background-primary: #1a1a1a;--background-secondary: #242424;--background-tertiary: #2c2c2c;--text-primary: #e0e0e0;--text-secondary: #a9a9a9;--text-on-accent: #ffffff;--border-color: #404040;--shadow-color: rgba(0, 0, 0, .4);--focus-ring-color: rgba(86, 156, 227, .3);--accent-primary: #569ce3;--accent-primary-hover: #7badea;--accent-gradient-start: #2c3e50;--accent-gradient-end: #3498db;--user-message-bg: #2c3e50;--model-message-bg: #363636;--disclaimer-bg: #2c3e50;--disclaimer-border: #569ce3;--disclaimer-icon-color: #7badea;--button-destructive-bg: #e74c3c;--button-destructive-hover: #c0392b;--button-disabled-bg: #555;--success-color: #2ecc71;--success-text-color: #242424;--icon-color-primary: #a9a9a9;--icon-color-secondary: #e0e0e0;--logo-filter: invert(1) hue-rotate(180deg) brightness(1.5)}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica,Arial,sans-serif;font-size:16px;background-color:var(--background-primary);margin:0;display:flex;justify-content:center;align-items:center;min-height:100vh;color:var(--text-primary);transition:background-color .3s,color 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input:focus{outline:none;border-color:var(--accent-primary);box-shadow:0 0 0 3px var(--focus-ring-color)}#auth-form button{padding:12px;background:linear-gradient(135deg,var(--accent-gradient-start),var(--accent-gradient-end));color:var(--text-on-accent);border:none;border-radius:8px;font-size:1em;font-weight:600;cursor:pointer;transition:opacity .3s}#auth-form button:hover{opacity:.9}#auth-error{color:var(--button-destructive-bg);font-size:.9em;margin-top:15px;min-height:1.2em;font-weight:500}.auth-divider{display:flex;align-items:center;margin:25px 0;color:var(--text-secondary);font-size:.9em}.auth-divider:before,.auth-divider:after{content:"";flex:1;height:1px;background:var(--border-color)}.auth-divider span{padding:0 15px}.secondary-button{background:var(--background-tertiary)!important;color:var(--text-primary)!important;border:1px solid var(--border-color)!important;width:100%;padding:12px;border-radius:8px;font-weight:600;cursor:pointer}.secondary-button:hover{background:var(--model-message-bg)!important}.primary-button{background:linear-gradient(135deg,var(--accent-gradient-start),var(--accent-gradient-end));color:#fff;border:none;padding:12px;border-radius:8px;font-weight:600;width:100%;cursor:pointer;margin-top:10px}.link-button{background:none!important;border:none!important;color:var(--accent-primary)!important;padding:0!important;font-size:1em!important;font-weight:500!important;cursor:pointer;text-decoration:underline}.input-group{display:flex;flex-direction:column;text-align:left;margin-bottom:20px}.input-group label{font-weight:600;margin-bottom:8px;color:var(--text-secondary);font-size:.9em}.input-group input{padding:12px 15px;border:1px solid var(--border-color);background-color:var(--background-secondary);color:var(--text-primary);border-radius:8px;font-family:inherit;width:100%;box-sizing:border-box}input[type=password]{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica,Arial,sans-serif,"Apple Color Emoji","Segoe UI Emoji"}#chat-container{width:100%;max-width:800px;height:95vh;max-height:900px;background-color:var(--background-secondary);border-radius:12px;box-shadow:0 10px 30px var(--shadow-color);display:flex;flex-direction:column;overflow:hidden;border:1px solid var(--border-color)}header{background:linear-gradient(135deg,var(--accent-gradient-start),var(--accent-gradient-end));color:var(--text-on-accent);padding:12px 20px;border-bottom:1px solid rgba(255,255,255,.15);display:flex;flex-direction:column;gap:8px;width:100%;box-sizing:border-box}.header-row-1{width:100%}#comune-header-logo-container{display:inline-flex;align-items:center;gap:12px;margin:0;padding:0;border-bottom:none}.comune-logo-small{height:38px;width:auto;max-width:160px;object-fit:contain;margin-right:0;border-radius:4px}#comune-header-name{font-weight:700;font-size:.95em;text-transform:uppercase;letter-spacing:.5px;white-space:nowrap}.header-row-2{display:flex;align-items:center;gap:14px;flex-wrap:wrap}.brand-container{display:flex;align-items:center;margin-bottom:0}.branded-logo-container{display:flex;align-items:center;gap:0}.auth-branding{justify-content:center;margin-bottom:20px}.app-branding{justify-content:flex-start}.branded-text{font-family:inherit;font-weight:800;letter-spacing:-.05em;margin-left:-18px}.auth-branding .branded-text{font-size:2.2em;color:var(--text-primary)}.app-branding 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input{opacity:0;width:0;height:0}.slider{position:absolute;top:0;left:0;right:0;bottom:0;background-color:#ffffff4d;transition:.4s;border-radius:26px}.slider:before{position:absolute;content:"";height:20px;width:20px;left:3px;bottom:3px;background-color:#fff;transition:.4s;border-radius:50%;background-image:url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" fill="%23f39c12"><path d="M12 7c-2.76 0-5 2.24-5 5s2.24 5 5 5 5-2.24 5-5-2.24-5-5-5zM2 13h2c.55 0 1-.45 1-1s-.45-1-1-1H2c-.55 0-1 .45-1 1s.45 1 1 1zm18 0h2c.55 0 1-.45 1-1s-.45-1-1-1h-2c-.55 0-1 .45-1 1s.45 1 1 1zM11 2v2c0 .55.45 1 1 1s1-.45 1-1V2c0-.55-.45-1-1-1s-1 .45-1 1zm0 18v2c0 .55.45 1 1 1s1-.45 1-1v-2c0-.55-.45-1-1-1s-1 .45-1 1zM5.64 5.64c-.39-.39-1.02-.39-1.41 0-.39.39-.39 1.02 0 1.41l1.06 1.06c.39.39 1.02.39 1.41 0s.39-1.02 0-1.41L5.64 5.64zm12.72 12.72c-.39-.39-1.02-.39-1.41 0-.39.39-.39 1.02 0 1.41l1.06 1.06c.39.39 1.02.39 1.41 0 .39-.39.39-1.02 0-1.41l-1.06-1.06zM5.64 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18px;border-radius:18px;line-height:1.5;word-wrap:break-word;position:relative}.user-message{background-color:var(--user-message-bg);color:var(--text-on-accent);border-radius:18px 5px 18px 18px}.model-message{background-color:var(--model-message-bg);color:var(--text-primary);border-radius:5px 18px 18px;padding-bottom:30px;min-width:250px}.model-message:hover .message-actions{opacity:1}.system-disclaimer{display:flex;align-items:center;gap:15px;padding:10px;background-color:var(--disclaimer-bg);border:1px solid var(--disclaimer-border);border-radius:12px;font-size:.8em;color:var(--text-primary);margin-bottom:5px}.disclaimer-icon{flex-shrink:0;width:24px;height:24px;color:var(--disclaimer-icon-color)}.disclaimer-text strong{display:block;font-weight:600;font-size:1.1em;margin-bottom:0}.disclaimer-text em{margin:0;padding:0;display:block}.message-actions{position:absolute;bottom:5px;right:10px;display:flex;gap:5px;opacity:0;transition:opacity .3s ease-in-out}.message-actions button{background:var(--model-message-bg);border:1px solid var(--border-color);border-radius:50%;width:28px;height:28px;cursor:pointer;display:flex;justify-content:center;align-items:center;color:var(--icon-color-secondary)}.message-actions button:hover{background:var(--background-tertiary)}.message-actions button.copied{background-color:var(--success-color);color:var(--success-text-color)}.model-message p{margin:0}.model-message p:not(:last-child){margin-bottom:1em}.file-citation{border-bottom:1px solid var(--border-color);padding-bottom:10px;margin-bottom:10px;font-size:.9em;color:var(--text-secondary)}.file-citation em{font-style:normal;font-weight:500;color:var(--text-primary)}@keyframes fadeIn{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}.prompt-suggestions{display:flex;flex-direction:column;align-items:flex-start;gap:8px;margin-left:50px;max-width:85%;animation:fadeIn .5s ease-out}.suggestion-button{background-color:transparent;border:1px solid var(--border-color);color:var(--accent-primary);padding:8px 15px;border-radius:20px;cursor:pointer;font-size:.9em;text-align:left;transition:background-color .2s,color .2s,border-color .2s;max-width:100%}.suggestion-button:hover{background-color:var(--accent-primary);color:var(--text-on-accent);border-color:var(--accent-primary)}.feature-showcase{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:8px;margin-left:50px;margin-top:10px;margin-bottom:5px;max-width:85%;animation:fadeIn .5s ease-out}.feature-item{display:flex;align-items:center;gap:12px;background-color:var(--background-tertiary);padding:8px;border-radius:10px;border:1px solid var(--border-color);font-size:.8em;color:var(--text-secondary);transition:background-color .2s}.feature-item:hover{background-color:var(--model-message-bg)}.feature-item svg{width:24px;height:24px;fill:var(--accent-primary);flex-shrink:0}.feature-item strong{color:var(--text-primary);font-weight:600}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}.loading-animation{width:20px;height:20px;flex-shrink:0;background-image:url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" fill="currentColor"><path d="M12 4V1L8 5l4 4V6c3.31 0 6 2.69 6 6s-2.69 6-6 6-6-2.69-6-6H4c0 4.42 3.58 8 8 8s8-3.58 8-8-3.58-8-8-8z"/></svg>');background-size:contain;background-repeat:no-repeat;background-position:center;color:var(--text-secondary);animation:spin 1.5s linear infinite}.loading{display:flex;flex-direction:column;gap:8px}.loading-simple-content{display:flex;align-items:center;gap:10px}.loading-text-simple{margin:0;font-style:italic;color:var(--text-secondary)}.loading-header{display:flex;align-items:center;gap:10px;width:100%}.loading .loading-text{margin:0;font-size:.9em;color:var(--text-primary);flex-grow:1}.loading-percentage{font-size:.9em;font-weight:500;color:var(--accent-primary);white-space:nowrap}.loading 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15px;font-size:.95em;color:var(--text-secondary);line-height:1.5}.search-prompt-body .search-term{font-family:monospace;background-color:var(--model-message-bg);padding:2px 6px;border-radius:4px;color:var(--text-primary)}.search-prompt-actions{display:flex;gap:10px;justify-content:flex-end}.search-prompt-actions button{padding:8px 16px;font-size:.9em;font-weight:600;border-radius:8px;cursor:pointer;border:1px solid transparent;transition:all .2s ease-in-out}.search-prompt-actions button:disabled{cursor:not-allowed;opacity:.6}.prompt-button-yes{background-color:var(--success-color);color:var(--text-on-accent);border-color:var(--success-color)}.prompt-button-yes:not(:disabled):hover{opacity:.9}.prompt-button-no{background-color:transparent;color:var(--text-secondary);border-color:var(--border-color)}.prompt-button-no:not(:disabled):hover{background-color:var(--model-message-bg)}#file-preview-container{display:flex;flex-wrap:wrap;gap:8px;padding:0 15px 10px;background-color:var(--background-tertiary);border-top:1px solid var(--border-color)}.file-preview-item{background-color:var(--model-message-bg);padding:5px 10px;border-radius:15px;font-size:.85em;display:flex;align-items:center;gap:8px}.file-preview-icon{width:20px;height:20px;flex-shrink:0}.file-preview-icon svg{width:100%;height:100%;fill:var(--icon-color-primary)}.file-preview-name{white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:180px}.file-preview-item button{background:none;border:none;cursor:pointer;font-size:1.2em;line-height:1;padding:0;color:var(--text-secondary)}#chat-form{display:flex;align-items:center;padding:15px;border-top:1px solid var(--border-color);background-color:var(--background-tertiary)}#chat-input{flex-grow:1;padding:12px 15px;border:1px solid var(--border-color);background-color:var(--background-secondary);color:var(--text-primary);border-radius:25px;font-size:1em;transition:border-color .3s,box-shadow 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button[type=submit]:hover{background-color:var(--accent-primary-hover)}#stop-button{background-color:var(--button-destructive-bg)}#stop-button:hover{background-color:var(--button-destructive-hover)}#chat-form button:disabled{background-color:var(--button-disabled-bg);cursor:not-allowed}#chat-form button[type=submit] svg{margin-left:2px}.info-toggle-container{display:flex;justify-content:center;margin:10px 0}.toggle-info-btn{display:flex;align-items:center;gap:8px;padding:6px 12px;background:var(--bg-secondary);border:1px solid var(--border-color);border-radius:20px;color:var(--text-secondary);font-size:.85em;cursor:pointer;transition:all .2s;box-shadow:0 1px 3px #0000001a}.toggle-info-btn:hover{background:var(--border-color);color:var(--text-primary);transform:translateY(-1px)}.toggle-info-btn.collapsed{opacity:.6}#onboarding-info-wrapper.hidden{display:none}.feature-showcase,.prompt-suggestions{transition:max-height .3s ease-out,opacity .3s ease-out}.footer-credit{display:flex;flex-direction:column;justify-content:center;align-items:center;gap:6px;padding:15px;background-color:var(--background-tertiary);border-top:1px solid var(--border-color)}.footer-compact{padding:8px 16px;gap:0}.footer-single-row{display:flex;align-items:center;justify-content:center;gap:12px;font-size:.82em;flex-wrap:wrap}.footer-logo-link{display:inline-flex;align-items:center;text-decoration:none}.footer-content-left{display:flex;align-items:center;gap:10px;font-size:.85em}.footer-logo-img{height:15px;width:auto;display:block;opacity:.9;filter:var(--logo-filter);transition:opacity .2s}.footer-logo-img:hover{opacity:1}.auth-footer{margin-top:30px;padding:15px 0 0;background:transparent;border-top:1px solid var(--border-color);width:100%}.auth-footer .footer-content-left{justify-content:center}.quidlogic-link{font-weight:700;color:var(--text-primary);text-decoration:none}.quidlogic-link:hover{text-decoration:underline}.footer-sep{color:var(--text-secondary);opacity:.4}.footer-rights{font-size:.8em;color:var(--text-secondary);opacity:.8}#quidlogic-logo{display:none}.auth-comune-logo{max-height:80px;margin-bottom:15px}.footer-credit span{font-style:italic;color:var(--text-secondary);font-size:.82em}.footer-credit a{font-size:.82em;color:var(--accent-gradient-start);text-decoration:none;font-weight:500}.footer-credit a:hover{text-decoration:underline}.modal{position:fixed;top:0;left:0;width:100%;height:100%;background-color:#000000b3;display:flex;justify-content:center;align-items:center;z-index:3000;animation:fadeIn .3s ease;-webkit-backdrop-filter:blur(5px);backdrop-filter:blur(5px)}.modal-content{background-color:var(--background-secondary);padding:35px 40px;border-radius:16px;box-shadow:0 15px 45px var(--shadow-color);width:90%;max-width:650px;position:relative;border:1px solid var(--border-color);max-height:90vh;display:flex;flex-direction:column}#admin-modal .modal-content{max-width:900px}#info-modal-close,.close-modal{position:absolute;top:20px;right:20px;background:none;border:none;font-size:2em;color:var(--text-secondary);cursor:pointer;line-height:1;transition:color .2s;z-index:10}#info-modal-close:hover,.close-modal:hover{color:var(--button-destructive-bg)}.modal-header{margin-bottom:25px;flex-shrink:0}.modal-header h2{margin:0;color:var(--accent-primary);border-bottom:2px solid var(--accent-gradient-start);padding-bottom:10px}.info-section h3{margin-bottom:5px;color:var(--text-primary)}.info-section p{margin-top:0;line-height:1.6;color:var(--text-secondary)}.info-section ul{padding-left:25px;margin-top:1em;margin-bottom:1em;list-style-position:outside}.info-section li{line-height:1.6;color:var(--text-secondary);padding-left:5px}.info-section li:not(:last-child){margin-bottom:.75em}.info-section li::marker{color:var(--accent-primary)}.info-section li strong{color:var(--text-primary);font-weight:600}.info-section:not(:last-child){margin-bottom:20px}@keyframes pulse-badge{0%{box-shadow:0 0 #007bff80}70%{box-shadow:0 0 0 8px #007bff00}to{box-shadow:0 0 #007bff00}}@keyframes pulse-badge-dark{0%{box-shadow:0 0 #569ce380}70%{box-shadow:0 0 0 8px #569ce300}to{box-shadow:0 0 #569ce300}}.admin-sections{display:flex;flex-direction:column;gap:25px;overflow-y:auto;padding-right:10px;flex-grow:1}.admin-section{background:var(--background-secondary);padding:20px;border-radius:12px;border:1px solid var(--border-color)}.admin-section h3{margin-top:0;margin-bottom:10px;font-size:1.1em;color:var(--accent-primary)}.admin-form{display:flex;flex-direction:column;gap:15px;margin-top:15px}.file-action-group{display:flex;align-items:center;gap:10px}.logo-preview{margin-top:15px;max-height:120px;display:none;background:#fff;padding:10px;border-radius:8px;border:1px solid var(--border-color);width:fit-content}.logo-preview img{max-height:100px;max-width:100%;display:block}.auth-list-container{margin-top:20px;max-height:200px;overflow-y:auto}#whitelist-list{list-style:none;padding:0;margin:0}#whitelist-list li{display:flex;justify-content:space-between;align-items:center;padding:10px 15px;background:var(--background-primary);border:1px solid var(--border-color);border-radius:6px;margin-bottom:8px;font-size:.9em}.remove-whitelist-btn{background:none;border:none;color:var(--error-color);cursor:pointer;padding:4px;border-radius:4px;transition:all .2s}.remove-whitelist-btn:hover{background:#ea43351a}#admin-button{background:#ffffff1a;border:1px solid rgba(255,255,255,.3);color:var(--text-on-accent);width:40px;height:40px;border-radius:50%;cursor:pointer;display:flex;justify-content:center;align-items:center;transition:background-color .3s}#admin-button:hover{background:#fff3}@media(max-width:600px){#chat-container{height:100vh;max-height:none;border-radius:0;border:none}body{padding:0;font-size:15px}#chat-form{padding:10px;gap:8px}#chat-input{min-width:0}#chat-form button,#chat-form button[type=button]#upload-button,#chat-form button[type=button]#voice-input-button{width:44px;height:44px;margin:0}#auth-box{width:90%;padding:25px}.prompt-suggestions,.feature-showcase,.search-prompt-card{margin-left:0;max-width:100%}.header-actions{gap:8px}#info-modal-content{padding:25px;width:95%}}body.in-fullscreen{overflow:hidden!important}#chat-container.fullscreen-mode{position:fixed!important;top:0!important;left:0!important;right:0!important;bottom:0!important;width:100vw!important;height:100vh!important;max-width:none!important;max-height:none!important;border-radius:0!important;border:none!important;box-shadow:none!important;z-index:9999!important;margin:0!important;padding:0!important;display:flex!important;flex-direction:column!important;background-color:var(--background-secondary)!important}#chat-container.fullscreen-mode header,#chat-container.fullscreen-mode .footer-credit{display:none!important}#chat-container.fullscreen-mode #chat-history{flex:1 1 0%!important;width:100%!important;max-width:1050px!important;margin:0 auto!important;padding:24px 20px 16px!important;box-sizing:border-box!important;overflow-y:auto!important}#chat-container.fullscreen-mode #chat-form{width:100%!important;max-width:1050px!important;margin:0 auto!important;padding:14px 20px!important;box-sizing:border-box!important;border-top:1px solid var(--border-color)!important;border-radius:16px 16px 0 0!important;background-color:var(--background-tertiary)!important}#chat-container.fullscreen-mode .message-actions{opacity:.85}.exit-fullscreen-btn{position:fixed;top:16px;right:20px;z-index:10002;display:inline-flex;align-items:center;gap:8px;background:var(--background-secondary);color:var(--text-primary);border:1px solid var(--border-color);box-shadow:0 4px 16px var(--shadow-color);padding:8px 16px;border-radius:24px;font-size:.85em;font-weight:600;cursor:pointer;transition:all .2s ease;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px)}.exit-fullscreen-btn:hover{background:var(--background-tertiary);border-color:var(--accent-primary);color:var(--accent-primary);transform:translateY(-1px)}