*{margin:0;padding:0;box-sizing:border-box}body{font-family:Inter,Amazon Ember,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;background:#f9fafb;min-height:100vh}main{margin-top:100px}.container{display:flex;width:100%;margin:0 auto;background:#fff;border-radius:20px;overflow:hidden;min-height:100vh}.header{position:fixed;top:0;left:0;right:0;height:100px;background:#fffffff2;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border-bottom:1px solid rgba(0,0,0,.1);display:flex;align-items:center;justify-content:space-between;padding:0 30px;z-index:1000}.logo{display:flex;align-items:center;gap:10px;font-size:20px;font-weight:700;color:#1a1a1a}.logo-icon{width:400px;height:90px;background:linear-gradient(45deg,#4f46e5,#7c3aed);border-radius:8px;display:flex;align-items:center;justify-content:center;color:#fff;font-weight:700}.wallet-info{display:flex;align-items:center;gap:15px}.balance{background:#4f46e51a;padding:8px 16px;border-radius:20px;font-weight:600;color:#4f46e5}.user-avatar{width:40px;height:40px;background:linear-gradient(45deg,#1f2937,#374151);border-radius:50%;cursor:pointer;transition:transform .2s}.user-avatar:hover{transform:scale(1.05)}.menu-toggle{display:none;flex-direction:column;gap:4px;background:none;border:none;cursor:pointer;padding:5px}.menu-toggle span{width:25px;height:3px;background:#4f46e5;border-radius:2px;transition:all .3s}.sidebar{width:250px;background:#fff;border-right:1px solid #e2e8f0;padding:100px 0 30px;transition:transform .3s ease}.nav-item{display:flex;align-items:center;gap:12px;padding:15px 30px;color:#64748b;cursor:pointer;transition:all .2s;text-decoration:none;border-right:3px solid transparent}.nav-item:hover{background:#e2e8f0;color:#475569}.nav-item.active{background:#e0e7ff;color:#4f46e5;border-right-color:#4f46e5}.nav-icon{width:20px;height:20px;display:flex;align-items:center;justify-content:center}.main-content{flex:1;padding:100px 40px 40px;overflow-y:auto}.page{padding:20px}.page-title{font-size:32px;font-weight:700;color:#1a1a1a;margin-bottom:30px}.community-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:20px;margin-bottom:40px}.community-card{background:#fff;border:2px solid #e2e8f0;border-radius:16px;padding:40px;text-align:center;cursor:pointer;transition:all .3s ease;position:relative;overflow:hidden}.community-card:before{content:"";position:absolute;inset:0;background:linear-gradient(45deg,#4f46e5,#7c3aed);opacity:0;transition:opacity .3s}.community-card:hover:before{opacity:.05}.community-card:hover{border-color:#4f46e5;transform:translateY(-4px);box-shadow:0 12px 30px #4f46e526}.community-card h3{font-size:24px;font-weight:600;color:#1a1a1a;position:relative;z-index:1}.wallet-balance{background:#4502bb;color:#fff;padding:40px;border-radius:20px;margin-bottom:30px;text-align:center}.balance-label{font-size:16px;opacity:.8;margin-bottom:10px}.balance-amount{font-size:48px;font-weight:700;margin-bottom:30px}.wallet-actions{display:flex;gap:15px;justify-content:center;flex-wrap:wrap}.btn{padding:12px 24px;border:none;border-radius:10px;font-weight:600;cursor:pointer;transition:all .2s;font-size:16px}.btn-primary{background:#fff;color:#4f46e5}.btn-primary:hover{background:#f1f5f9;transform:translateY(-1px)}.btn-secondary{background:#fff3;color:#fff;border:1px solid rgba(255,255,255,.3)}.btn-secondary:hover{background:#ffffff4d}.transaction-history{background:#fff;border-radius:16px;padding:30px;border:1px solid #e2e8f0;overflow-x:auto}.transaction-history h3{font-size:24px;font-weight:600;margin-bottom:20px;color:#1a1a1a}.transaction-table{width:100%;border-collapse:collapse;min-width:600px}.transaction-table th{background:#f8fafc;padding:15px;text-align:left;font-weight:600;color:#64748b;border-bottom:1px solid #e2e8f0}.transaction-table td{padding:15px;border-bottom:1px solid #f1f5f9}.transaction-table tr:hover{background:#f8fafc}.status-completed{color:#10b981;font-weight:600}.amount-positive{color:#10b981}.amount-negative{color:#ef4444}.query-section{margin-bottom:40px}.query-input{background:#fff;border:2px solid #e2e8f0;border-radius:12px;padding:20px;margin-bottom:30px}.query-input h3{font-size:18px;font-weight:600;margin-bottom:15px;color:#1a1a1a}.query-text{background:#f8fafc;border:1px solid #e2e8f0;border-radius:8px;padding:15px;color:#64748b;font-style:italic}.solutions-list{background:#fff;border:2px solid #e2e8f0;border-radius:12px;padding:30px}.solutions-list h3{font-size:20px;font-weight:600;margin-bottom:20px;color:#1a1a1a}.solution-item{display:flex;align-items:center;gap:15px;padding:15px 0;border-bottom:1px solid #f1f5f9}.solution-item:last-child{border-bottom:none}.solution-checkmark{width:24px;height:24px;background:#10b981;border-radius:50%;display:flex;align-items:center;justify-content:center;color:#fff;font-size:12px}.ask-another-btn{background:#4f46e5;color:#fff;padding:15px 30px;border:none;border-radius:12px;font-weight:600;cursor:pointer;margin-top:30px;transition:all .2s}.ask-another-btn:hover{background:#4338ca;transform:translateY(-2px)}.hero-section{text-align:center;padding:60px 0}.hero-title{font-size:48px;font-weight:800;background:linear-gradient(135deg,#4f46e5,#7c3aed);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;margin-bottom:20px}.hero-subtitle{font-size:20px;color:#64748b;margin-bottom:40px;max-width:600px;margin-left:auto;margin-right:auto;line-height:1.6}.cta-button{background:linear-gradient(135deg,#4f46e5,#7c3aed);color:#fff;padding:18px 36px;border:none;border-radius:14px;font-size:18px;font-weight:600;cursor:pointer;transition:all .3s;box-shadow:0 8px 25px #4f46e54d}.cta-button:hover{transform:translateY(-3px);box-shadow:0 12px 35px #4f46e566}.modal{display:none;position:fixed;top:0;left:0;width:100%;height:100%;background:#00000080;z-index:2000;align-items:center;justify-content:center}.modal-content{background:#fff;border-radius:20px;padding:40px;width:90%;max-width:500px;max-height:90vh;overflow-y:auto}.modal h2{margin-bottom:20px;color:#1a1a1a}.form-group{margin-bottom:20px}.form-group label{display:block;margin-bottom:8px;font-weight:600;color:#374151}.form-group input,.form-group textarea{width:100%;padding:12px;border:2px solid #e2e8f0;border-radius:8px;font-size:16px}.form-group textarea{height:120px;resize:vertical}.modal-actions{display:flex;gap:15px;justify-content:flex-end;margin-top:30px}.btn-cancel{background:#f1f5f9;color:#64748b}.btn-submit{background:#4f46e5;color:#fff}.history-header{text-align:center;margin-bottom:30px;padding:20px}.history-header h1{font-size:32px;color:#333;margin:0 0 10px;font-weight:700}.history-subtitle{padding-bottom:25px;color:#666;font-size:16px;margin:0;font-weight:400}.history-list{display:grid;gap:20px;margin-top:20px}.history-card{background:#fff;border:2px solid #e0e0e0;border-radius:12px;padding:20px;cursor:pointer;transition:all .3s ease}.history-card:hover{border-color:#667eea;transform:translateY(-4px);box-shadow:0 8px 20px #667eea33}.history-card-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:12px;flex-wrap:wrap;gap:10px}.history-badge{background:#4f46e5;color:#fff;padding:6px 14px;border-radius:20px;font-size:13px;font-weight:600}.history-date{color:#999;font-size:13px}.history-query{color:#333;font-size:16px;line-height:1.6;margin-bottom:12px;font-weight:500}.history-card-footer{display:flex;gap:15px;align-items:center;flex-wrap:wrap}.history-images{color:#666;font-size:14px}.history-status{color:#4caf50;font-size:14px;font-weight:600}.empty-history{text-align:center;padding:60px 20px;color:#999;font-size:18px}.query-details{animation:fadeIn .4s ease-out}.back-button{background:linear-gradient(135deg,#667eea,#764ba2);color:#fff;border:none;padding:12px 24px;border-radius:8px;font-size:15px;font-weight:600;cursor:pointer;transition:all .3s ease;margin-bottom:30px;display:inline-flex;align-items:center;gap:8px}.back-button:hover{transform:translateY(-2px);box-shadow:0 4px 12px #667eea66}.detail-section{margin-bottom:30px}.detail-section h2{color:#333;font-size:24px;margin-bottom:15px;padding-bottom:10px;border-bottom:3px solid #667eea;font-weight:700}.detail-card{background:#fff;border:2px solid #e0e0e0;border-radius:12px;padding:20px}.detail-row{display:flex;padding:12px 0;border-bottom:1px solid #f0f0f0}.detail-row:last-child{border-bottom:none}.detail-label{font-weight:600;color:#555;min-width:120px}.detail-value{color:#333;flex:1}.query-text-box{background:#f8f9fa;border:2px solid #e0e0e0;border-radius:12px;padding:20px;font-size:16px;line-height:1.8;color:#333;white-space:pre-wrap;word-wrap:break-word}.loading-screen{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:40px 20px;margin:30px 0;background:linear-gradient(135deg,#667eea,#764ba2);border-radius:12px}.loading-spinner{width:60px;height:60px;border:5px solid rgba(255,255,255,.3);border-top:5px solid white;border-radius:50%;animation:spin 1s linear infinite;margin-bottom:20px}.loading-text{color:#fff;font-size:20px;font-weight:600;margin:0 0 8px}.loading-subtext{color:#fffc;font-size:14px;margin:0}.solutions{display:grid;gap:20px}.solution-card{background:#fff;border:2px solid #e0e0e0;border-radius:12px;padding:24px;transition:all .3s ease}.solution-card:hover{border-color:#667eea;box-shadow:0 4px 12px #667eea26}.solution-card h3{color:#333;font-size:20px;margin:0 0 16px;font-weight:700}.solution-card ul{list-style:none;padding:0;margin:0}.solution-card li{padding:12px 0;border-bottom:1px solid #f0f0f0;color:#555;line-height:1.7;font-size:15px}.solution-card li:last-child{border-bottom:none}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}@media (max-width: 768px){.container{border-radius:0}.header{padding:0 15px}.logo{font-size:18px}.logo-icon{width:150px;height:35px}.menu-toggle{display:flex;order:-1;margin-right:15px}.balance{display:none}.user-avatar{width:35px;height:35px}.sidebar{position:fixed;left:0;top:60px;height:calc(100vh - 60px);z-index:999;transform:translate(-100%);box-shadow:2px 0 10px #0000001a}.sidebar.active{transform:translate(0)}.main-content{padding:80px 20px 20px;width:100%}.page{padding:10px}.page-title{font-size:26px}.community-grid{grid-template-columns:1fr;gap:15px}.community-card,.wallet-balance{padding:30px 20px}.balance-amount{font-size:36px}.wallet-actions{flex-direction:column}.btn{width:100%}.transaction-history{padding:20px 15px}.hero-section{padding:40px 20px}.hero-title{font-size:32px}.hero-subtitle{font-size:16px}.modal-content{padding:30px 20px}}@media (max-width: 480px){body{background:#fff}.header{height:100px;padding:0 10px}.logo{font-size:16px}.logo-icon{width:250px;height:62px;font-size:12px}.menu-toggle span{width:22px;height:2.5px}.user-avatar{width:32px;height:32px}.sidebar{width:220px;top:55px;height:calc(100vh - 55px);padding:60px 0 20px}.nav-item{padding:12px 20px;font-size:14px}.main-content{padding:100px 10px 10px}.page{padding:5px}.page-title{font-size:22px;margin-bottom:20px}.community-card{padding:25px 15px}.community-card h3{font-size:18px}.wallet-balance{padding:25px 15px;border-radius:15px;margin-bottom:20px}.balance-label{font-size:14px}.balance-amount{font-size:32px;margin-bottom:20px}.btn{padding:10px 20px;font-size:14px}.transaction-history{padding:15px 10px}.transaction-history h3{font-size:18px}.transaction-table{font-size:13px}.transaction-table th,.transaction-table td{padding:10px 8px}.hero-section{padding:30px 15px}.hero-title{font-size:26px}.hero-subtitle{font-size:15px}.cta-button{padding:14px 28px;font-size:16px;width:100%;max-width:none}.modal-content{padding:25px 15px;width:95%}.modal h2{font-size:20px}.form-group input,.form-group textarea{padding:10px;font-size:14px}.modal-actions{flex-direction:column}.query-input,.solutions-list{padding:15px}.query-input h3,.solutions-list h3{font-size:16px}.ask-another-btn{width:100%;padding:12px 20px}.history-header h1{font-size:22px}.history-subtitle{font-size:14px}.history-card{padding:15px}.history-badge{font-size:12px;padding:5px 10px}.history-query{font-size:14px}.back-button{width:100%;justify-content:center;padding:10px 20px;font-size:14px}.detail-section h2{font-size:18px}.detail-row{flex-direction:column;gap:5px;padding:10px 0}.detail-label{min-width:auto;font-size:13px}.detail-value{font-size:13px}.query-text-box{padding:15px;font-size:14px}.solution-card{padding:15px}.solution-card h3{font-size:16px}.solution-card li{font-size:13px;padding:8px 0}.loading-spinner{width:50px;height:50px;border-width:4px}.loading-text{font-size:16px}.loading-subtext{font-size:12px}}@media (max-width: 360px){.hero-title{font-size:22px}.balance-amount{font-size:28px}.page-title{font-size:20px}.community-card h3{font-size:16px}.logo{font-size:14px}}.sidebar-overlay{display:none;position:fixed;top:60px;left:0;width:100%;height:calc(100vh - 60px);background:#00000080;z-index:998}@media (max-width: 768px){.sidebar-overlay.active{display:block}}.workaround-section{margin-bottom:20px;padding:15px;background-color:#f8f9fa;border-radius:8px;border-left:4px solid #4CAF50}.workaround-section h4{margin-top:0;margin-bottom:10px;color:#2c3e50;font-size:16px;font-weight:600}.workaround-section p{margin:0;color:#555;line-height:1.6}.workaround-section ul{margin:10px 0;padding-left:20px}.workaround-section li{margin-bottom:10px;color:#555;line-height:1.6}.references-list{list-style-type:none;padding-left:0}.references-list li{padding:8px 12px;background-color:#fff;border:1px solid #e0e0e0;border-radius:4px;margin-bottom:8px;word-break:break-word}.references-list li:hover{background-color:#f0f0f0;border-color:#4caf50}.solution-card{padding:25px;margin-bottom:25px}.solution-card h3{color:#4caf50;font-size:22px;margin-bottom:20px;padding-bottom:10px;border-bottom:2px solid #4CAF50}.app-footer{position:relative;clear:both;margin:0!important;padding:0!important}.app-footer *{box-sizing:border-box}