:root{--color-tangelo: #FA4D02;--color-tangerine: #F78404;--color-ultra-violet: #4F4087;--color-sinopia: #D32B12;--color-black: #000000;--color-compl-blue: #0286FA;--color-light-neutral: #ECEAF2;--color-warm-neutral: #E8C3A0;--color-dark-neutral: #222222;--color-white: #FFFFFF;--color-primary: var(--color-tangelo);--color-secondary: var(--color-ultra-violet);--color-accent: var(--color-tangerine);--color-danger: var(--color-sinopia);--color-success: #18A957;--color-warning: var(--color-tangerine);--color-info: var(--color-compl-blue);--shadow-soft: 0 6px 16px rgba(0,0,0,.12);--radius-lg: 16px}@media(prefers-color-scheme:dark){:root{--color-light-neutral: #1F1F26;--color-warm-neutral: #2A2620;--color-dark-neutral: #111111}}.bg-white{background:var(--color-white)}.bg-black{background:var(--color-black)}.bg-light{background:var(--color-light-neutral)}.bg-warm{background:var(--color-warm-neutral)}.bg-dark{background:var(--color-dark-neutral)}.bg-primary{background:var(--color-primary)}.bg-secondary{background:var(--color-secondary)}.bg-accent{background:var(--color-accent)}.bg-danger{background:var(--color-danger)}.bg-info{background:var(--color-info)}.text-white{color:var(--color-white)}.text-black{color:var(--color-black)}.text-primary{color:var(--color-primary)}.text-secondary{color:var(--color-secondary)}.text-accent{color:var(--color-accent)}.text-danger{color:var(--color-danger)}.text-info{color:var(--color-info)}.text-light{color:var(--color-light-neutral)}.text-dark{color:var(--color-dark-neutral)}.border-primary{border-color:var(--color-primary)!important}.border-secondary{border-color:var(--color-secondary)!important}.border-accent{border-color:var(--color-accent)!important}.border-danger{border-color:var(--color-danger)!important}.border-info{border-color:var(--color-info)!important}.button{display:inline-flex;align-items:center;justify-content:center;gap:.5rem;padding:.75rem 1.1rem;font:600 1rem/1.1 system-ui,-apple-system,Segoe UI,Roboto,Helvetica,Arial,sans-serif;border-radius:var(--radius-lg);border:1px solid transparent;box-shadow:var(--shadow-soft);cursor:pointer;text-decoration:none;transition:transform .08s ease,filter .2s ease,box-shadow .2s ease}.button:active{transform:translateY(1px) scale(.99)}.btn-primary{background:var(--color-primary);color:var(--color-white)}.btn-primary:hover{filter:brightness(1.06)}.btn-secondary{background:var(--color-secondary);color:var(--color-white)}.btn-secondary:hover{filter:brightness(1.06)}.btn-accent{background:var(--color-accent);color:var(--color-black)}.btn-accent:hover{filter:brightness(1.06)}.btn-danger{background:var(--color-danger);color:var(--color-white)}.btn-danger:hover{filter:brightness(1.06)}.btn-outline{background:transparent;border-color:currentColor}.btn-outline-primary{color:var(--color-primary)}.btn-outline-secondary{color:var(--color-secondary)}.btn-outline-accent{color:var(--color-accent)}.btn-outline-danger{color:var(--color-danger)}.card{background:var(--color-white);color:var(--color-dark-neutral);border:1px solid 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#fa4d021a}::-webkit-scrollbar{width:10px;height:10px}::-webkit-scrollbar-track{background:var(--color-light-neutral)}::-webkit-scrollbar-thumb{background:var(--color-primary);border-radius:5px}::-webkit-scrollbar-thumb:hover{background:var(--color-tangerine)}@keyframes pulse{0%,to{opacity:1}50%{opacity:.5}}.animate-pulse{animation:pulse 2s cubic-bezier(.4,0,.6,1) infinite}.transition-smooth{transition:all .3s ease}.container-brand{max-width:1280px;margin:0 auto;padding:0 1rem}@media(min-width:768px){.container-brand{padding:0 2rem}}@media(prefers-color-scheme:dark){body{background:var(--color-dark-neutral);color:var(--color-light-neutral)}input,textarea,select{background:#1f1f26;border-color:#eceaf233;color:var(--color-light-neutral)}input:focus,textarea:focus,select:focus{border-color:var(--color-accent);box-shadow:0 0 0 3px 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6px 16px #667eea99}.chatbot-floating-button:active{transform:scale(.95)}.chatbot-modal{position:fixed;bottom:24px;right:24px;width:400px;height:600px;max-height:calc(100vh - 48px);background:#fff;border-radius:16px;box-shadow:0 8px 32px #00000026;display:flex;flex-direction:column;overflow:hidden;z-index:1000;animation:slideIn .3s ease}@keyframes slideIn{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}.chatbot-header{background:linear-gradient(135deg,#667eea,#764ba2);color:#fff;padding:16px;display:flex;align-items:center;justify-content:space-between;border-radius:16px 16px 0 0}.chatbot-header-title{display:flex;align-items:center;gap:8px;font-weight:600;font-size:16px}.chatbot-header-actions{display:flex;gap:8px}.chatbot-header-button{background:#fff3;border:none;color:#fff;padding:6px;border-radius:6px;cursor:pointer;transition:background 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.chatbot-message-content{background:linear-gradient(135deg,#667eea,#764ba2);color:#fff;border-bottom-right-radius:4px}.chatbot-message-assistant .chatbot-message-content{background:#fff;color:#2d3748;border:1px solid #e2e8f0;border-bottom-left-radius:4px}.chatbot-message-time{font-size:11px;color:#718096;margin-top:4px;padding:0 4px;direction:rtl}.chatbot-message-user .chatbot-message-time{text-align:left}.chatbot-message-assistant .chatbot-message-time{text-align:right}.chatbot-typing{display:flex;gap:4px;padding:4px 0}.chatbot-typing span{width:8px;height:8px;background:#cbd5e0;border-radius:50%;animation:typing 1.4s infinite}.chatbot-typing span:nth-child(2){animation-delay:.2s}.chatbot-typing span:nth-child(3){animation-delay:.4s}@keyframes typing{0%,60%,to{transform:translateY(0)}30%{transform:translateY(-8px)}}.chatbot-suggestions{padding:12px 16px;background:#fff;border-top:1px solid #e2e8f0}.chatbot-suggestions-title{font-size:12px;color:#718096;margin-bottom:8px;font-weight:600;direction:rtl}.chatbot-suggestions-list{display:flex;flex-direction:column;gap:6px}.chatbot-suggestion-button{background:#f7fafc;border:1px solid #e2e8f0;padding:8px 12px;border-radius:8px;text-align:right;cursor:pointer;transition:all .2s;font-size:13px;color:#4a5568;direction:rtl}.chatbot-suggestion-button:hover{background:#edf2f7;border-color:#cbd5e0;transform:translate(-2px)}.chatbot-input-container{padding:12px 16px;background:#fff;border-top:1px solid #e2e8f0;display:flex;gap:8px;align-items:flex-end}.chatbot-input{flex:1;padding:10px 12px;border:1px solid #e2e8f0;border-radius:8px;resize:none;font-size:14px;font-family:inherit;max-height:100px;transition:border-color .2s;direction:rtl}.chatbot-input:focus{outline:none;border-color:#667eea}.chatbot-input::placeholder{color:#a0aec0}.chatbot-send-button{background:linear-gradient(135deg,#667eea,#764ba2);border:none;color:#fff;padding:10px;border-radius:8px;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:opacity .2s,transform .2s;min-width:40px;height:40px}.chatbot-send-button:hover:not(:disabled){transform:scale(1.05)}.chatbot-send-button:active:not(:disabled){transform:scale(.95)}.chatbot-send-button:disabled{opacity:.5;cursor:not-allowed}.chatbot-footer{padding:8px 16px;background:#f7fafc;border-top:1px solid #e2e8f0;text-align:center;font-size:11px;color:#718096;direction:rtl}.chatbot-init-status{display:flex;align-items:center;justify-content:center;gap:8px}.chatbot-init-spinner{width:12px;height:12px;border:2px solid #e2e8f0;border-top-color:#667eea;border-radius:50%;animation:spin .8s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.chatbot-mode-indicator{display:flex;align-items:center;justify-content:center;gap:8px}.mode-badge{padding:2px 8px;border-radius:4px;font-weight:600;font-size:10px}.mode-badge.mode-semantic{background:#e6f7ff;color:#06c}.mode-badge.mode-keyword{background:#fff7e6;color:#d46b08}.divider{color:#cbd5e0}@media(max-width:480px){.chatbot-modal{width:calc(100vw - 32px);height:calc(100vh - 48px);right:16px;bottom:16px}.chatbot-floating-button{right:16px;bottom:16px}}@media(prefers-color-scheme:dark){.chatbot-modal{background:#1a202c}.chatbot-messages{background:#2d3748}.chatbot-message-assistant .chatbot-message-content{background:#4a5568;color:#e2e8f0;border-color:#4a5568}.chatbot-suggestions{background:#2d3748;border-top-color:#4a5568}.chatbot-suggestion-button{background:#4a5568;border-color:#4a5568;color:#e2e8f0}.chatbot-suggestion-button:hover{background:#2d3748}.chatbot-input-container{background:#2d3748;border-top-color:#4a5568}.chatbot-input{background:#4a5568;border-color:#4a5568;color:#e2e8f0}.chatbot-input::placeholder{color:#718096}.chatbot-footer{background:#2d3748;border-top-color:#4a5568}}