:root{--primary-color: #4A90E2;--primary-light: #68A5E9;--primary-dark: #357ABD;--accent-color: #5C9CE6;--background-color: #F0F8FF;--text-color: #2C3E50;--text-light: #666666}.app{max-width:1280px;margin:0 auto;padding:2rem}.navbar{background:linear-gradient(135deg,#4a90e2,#68a5e9);padding:.6rem 1.5rem;margin-bottom:1.5rem;border-radius:8px;box-shadow:0 2px 8px #4a90e226;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);position:sticky;top:1rem;z-index:1000}.navbar ul{list-style:none;padding:0;margin:0;display:flex;align-items:center;gap:1.5rem;height:2.5rem}.navbar a{color:#f0f8ff;text-decoration:none;font-weight:500;font-size:.95rem;padding:.4rem .8rem;border-radius:6px;transition:all .2s ease;position:relative}.navbar a:after{content:"";position:absolute;width:0;height:2px;bottom:0;left:50%;background-color:#f0f8ff;transition:all .3s ease;transform:translate(-50%)}.navbar a:hover:after{width:80%}.navbar a:hover{background-color:#ffffff1a;transform:translateY(-1px)}.page{padding:.5rem 2rem;background-color:#fff;border-radius:12px;box-shadow:0 4px 6px #0000000d;min-height:calc(100vh - 8rem);display:flex;flex-direction:column}.products-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:2rem;margin-top:2rem}.product-card{background-color:#fff;padding:1.5rem;border-radius:12px;box-shadow:0 4px 6px #ff9a3c1a;transition:transform .3s ease;border:1px solid rgba(255,154,60,.1)}.product-card:hover{transform:translateY(-5px)}.pricing-cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:2rem;margin-top:2rem}.price-card{background-color:#fff;padding:2rem;border-radius:12px;box-shadow:0 4px 6px #ff9a3c1a;text-align:center;transition:transform .3s ease;border:1px solid rgba(255,154,60,.1)}.price-card:hover{transform:translateY(-5px)}.price{font-size:2rem;font-weight:700;color:var(--primary-color);margin:1rem 0}.price-card ul{list-style:none;padding:0;text-align:left}.price-card li{padding:.8rem 0;border-bottom:1px solid rgba(255,154,60,.1);color:var(--text-light)}.price-card li:before{content:"✓";color:var(--primary-color);margin-right:8px}button{background-color:var(--primary-color);color:#fff;border:none;padding:.8rem 1.5rem;border-radius:8px;font-weight:500;cursor:pointer;transition:all .3s ease}button:hover{background-color:var(--primary-dark);transform:translateY(-2px)}.login-container{min-height:100vh;background:linear-gradient(135deg,#e8f4ff,#f0f8ff);display:flex;justify-content:center;align-items:center}.login-page{width:100%;max-width:400px;padding:2rem}.login-form{background:#fff;padding:2.5rem;border-radius:16px;box-shadow:0 8px 16px #8b45131a}.login-form h2{color:var(--primary-dark);text-align:center;margin-bottom:2rem;font-size:1.8rem}.form-group{margin-bottom:1.5rem}.form-group label{display:block;margin-bottom:.5rem;color:var(--text-color);font-weight:500}.form-group input{width:100%;padding:.8rem;border:2px solid rgba(139,69,19,.1);border-radius:8px;font-size:1rem;transition:all .3s ease}.form-group input:focus{outline:none;border-color:var(--primary-color);box-shadow:0 0 0 3px #ff9a3c1a}.form-group input::placeholder{color:#999}.login-button{width:100%;padding:1rem;background:linear-gradient(135deg,#4a90e2,#68a5e9);color:#fff;border:none;border-radius:8px;font-size:1rem;font-weight:600;cursor:pointer;transition:all .3s ease;margin-top:1rem}.login-button:hover{transform:translateY(-2px);box-shadow:0 4px 8px #4a90e233}.login-button:active{transform:translateY(0)}.error-message{background-color:#fff5f5;color:#ff6b6b;padding:.8rem;border-radius:8px;margin-bottom:1.5rem;text-align:center;font-size:.9rem;border:1px solid #ffe3e3}.user-menu{margin-left:auto;display:flex;align-items:center;gap:1rem;padding:.2rem;border-radius:6px}.user-menu span{color:#f0f8ff;font-size:.9rem;font-weight:500}.logout-btn{background-color:#ffffff1a;color:#f0f8ff;border:1px solid rgba(255,255,255,.2);padding:.3rem .8rem;font-size:.85rem;border-radius:6px;transition:all .2s ease}.logout-btn:hover{background-color:#fff3;transform:translateY(-1px);box-shadow:0 2px 4px #0000001a}.navbar a.active{background-color:#ffffff26;font-weight:600}.home-menu{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:2rem;margin-top:2rem}.menu-card{background:#fff;padding:2rem;border-radius:12px;box-shadow:0 4px 6px #8b45131a;text-decoration:none;color:var(--text-color);border:1px solid rgba(139,69,19,.1);transition:all .3s ease}.menu-card:hover{transform:translateY(-5px);box-shadow:0 6px 12px #4a90e226;border-color:#4a90e2}.menu-card h3{color:#4a90e2;margin-top:0;margin-bottom:1rem}.menu-card p{color:var(--text-light);margin:0}.chat-container{background:#fff;border-radius:12px;box-shadow:0 4px 6px #8b45131a;margin-top:.5rem;flex:1;display:flex;flex-direction:column;min-height:0}.chat-messages{flex:1;overflow-y:auto;padding:1rem;margin-bottom:0}.message{margin-bottom:1rem;display:flex;flex-direction:column}.user-message{align-items:flex-end}.assistant-message{align-items:flex-start}.message-content{max-width:70%;padding:.8rem 1.2rem;border-radius:12px;white-space:pre-wrap}.user-message .message-content{background:linear-gradient(135deg,#4a90e2,#68a5e9);color:#fff}.assistant-message .message-content{background:#f5f5f5;color:var(--text-color)}.loading{opacity:.7}.chat-input-form{display:flex;gap:1rem;padding:1rem;border-top:1px solid rgba(139,69,19,.1);background:#fff;border-radius:0 0 12px 12px;position:sticky;bottom:0;width:100%;box-sizing:border-box}.chat-input-form input{flex:1;padding:.8rem;border:2px solid rgba(139,69,19,.1);border-radius:8px;font-size:1rem;transition:all .3s ease}.chat-input-form input:focus{outline:none;border-color:#4a90e2;box-shadow:0 0 0 3px #4a90e21a}.chat-input-form button{padding:.8rem 1.5rem;background:linear-gradient(135deg,#4a90e2,#68a5e9);color:#fff;border:none;border-radius:8px;font-weight:600;cursor:pointer;transition:all .3s ease}.chat-input-form button:disabled{opacity:.6;cursor:not-allowed}.chat-input-form button:hover:not(:disabled){transform:translateY(-2px);box-shadow:0 4px 8px #4a90e233}.message-content table{width:100%;border-collapse:separate;border-spacing:0;margin:1rem 0;background-color:#fff;border-radius:8px;overflow:hidden;border:2px solid #4A90E2;box-shadow:0 4px 8px #4a90e226}.message-content th{background:linear-gradient(135deg,#4a90e2,#68a5e9);color:#fff;font-weight:600;padding:15px;text-align:left;border-bottom:2px solid #4A90E2;border-right:1px solid rgba(255,255,255,.2)}.message-content th:last-child{border-right:none}.message-content td{padding:12px 15px;border-bottom:1px solid rgba(139,69,19,.2);border-right:1px solid rgba(139,69,19,.2)}.message-content td:last-child{border-right:none}.message-content tr:last-child td{border-bottom:none}.message-content tr:nth-child(2n){background-color:#4a90e20d}.message-content tr:hover td{background-color:#4a90e214;transition:background-color .3s ease}.assistant-message .message-content table{font-size:.95rem;margin:1.5rem 0}.message-content{max-width:95%;overflow-x:auto;padding:1rem;background:#fff;border-radius:12px;box-shadow:0 2px 8px #4a90e21a}.message-content::-webkit-scrollbar{height:8px}.message-content::-webkit-scrollbar-track{background:#4a90e21a;border-radius:4px}.message-content::-webkit-scrollbar-thumb{background:#4a90e24d;border-radius:4px}.message-content::-webkit-scrollbar-thumb:hover{background:#4a90e280}@media (max-width: 768px){.message-content table{font-size:.85rem}.message-content th,.message-content td{padding:10px}.message-content{max-width:100%}.navbar{padding:.5rem 1rem}.navbar ul{gap:1rem}.user-menu span{display:none}.page{padding:.5rem 1rem;min-height:calc(100vh - 6rem)}.chat-container{margin-top:.5rem}.chat-input-form{padding:.8rem}.chat-input-form input{padding:.6rem}.chat-input-form button{padding:.6rem 1.2rem}}.streaming{border-left:3px solid #4A90E2;animation:blink 1s infinite}@keyframes blink{50%{border-color:transparent}}.message-content.streaming{background:#f9f9f9;position:relative}.table-container{margin:1rem 0;overflow-x:auto;background:#fff;border-radius:8px;box-shadow:0 2px 4px #4a90e21a}.table-container table{width:100%;border-collapse:separate;border-spacing:0;margin:0}.table-container th{position:sticky;top:0;background:linear-gradient(135deg,#4a90e2,#68a5e9);color:#fff;font-weight:600;padding:12px 15px;text-align:left;border-bottom:2px solid #4A90E2}.table-container td{padding:10px 15px;border-bottom:1px solid rgba(74,144,226,.1)}.table-container tr:last-child td{border-bottom:none}.table-container tr:nth-child(2n){background-color:#4a90e20d}.table-container tr:hover td{background-color:#4a90e214;transition:background-color .3s ease}.service-title{color:var(--primary-color);font-size:2.2rem;margin:0 0 .6rem;padding-top:.2rem;font-family:Arial,sans-serif;font-weight:600;letter-spacing:-.5px;background:linear-gradient(135deg,#4a90e2,#68a5e9);-webkit-background-clip:text;-webkit-text-fill-color:transparent;text-align:left}