.card-header{display:flex;align-items:center;margin-bottom:25px;padding-bottom:15px;border-bottom:2px solid #e2e8f0}.card-header i{font-size:1.8rem;margin-right:12px;background:linear-gradient(135deg,#667eea 0%,#764ba2 100%);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.card-header h2{font-size:1.5rem;font-weight:700;color:#2d3748;margin:0}.form-group{margin-bottom:20px}.form-group label{display:flex;align-items:center;font-weight:600;color:#2d3748;margin-bottom:8px;font-size:.95rem}.form-group label i{margin-right:8px;color:#667eea}.tooltip-icon{margin-left:8px;color:#a0aec0;cursor:help;font-size:.9rem}.form-input,.form-select{width:100%;padding:12px 15px;border:2px solid #48bb78;border-radius:12px;font-size:1rem;transition:all .3s ease;font-family:'Roboto Mono',monospace;background:#fff}.form-input:focus,.form-select:focus{outline:none;border-color:#667eea;box-shadow:0 0 0 3px rgba(102,126,234,.1)}.result-item{background:linear-gradient(135deg,#f7fafc 0%,#edf2f7 100%);padding:20px;border-radius:15px;margin-bottom:15px;border-left:4px solid #667eea}.result-item.profit{border-left-color:#48bb78}.result-item.loss{border-left-color:#f56565}.result-label{font-size:.9rem;color:#718096;margin-bottom:5px;display:flex;align-items:center}.result-label i{margin-right:8px;color:#667eea}.result-value{font-size:2rem;font-weight:700;color:#2d3748;font-family:'Roboto Mono',monospace}.result-value.profit{color:#48bb78}.result-value.loss{color:#f56565}.result-unit{font-size:1rem;color:#a0aec0;margin-left:8px}.fee-breakdown{background:#fff;padding:15px;border-radius:12px;margin-bottom:10px;border:2px solid #e2e8f0}.fee-row{display:flex;justify-content:space-between;align-items:center;padding:8px 0;border-bottom:1px solid #e2e8f0}.fee-row:last-child{border-bottom:none;font-weight:700;color:#2d3748}.fee-label{color:#4a5568}.fee-value{font-family:'Roboto Mono',monospace;color:#667eea}.tips-list{list-style:none;padding:0}.tips-list li{padding:10px 0;color:#4a5568;line-height:1.6}#stockChart{max-height:350px;margin-top:20px}@keyframes fadeInDown{from{opacity:0;transform:translateY(-30px)}to{opacity:1;transform:translateY(0)}}@keyframes fadeInUp{from{opacity:0;transform:translateY(30px)}to{opacity:1;transform:translateY(0)}}@media(max-width:768px){.page-header h1{font-size:2rem}.page-header .subtitle{font-size:1rem}.glass-card{padding:20px}.result-value{font-size:1.5rem}}section{margin-top:60px;padding:40px 30px;background:#fff;border-radius:20px;box-shadow:0 4px 20px rgba(0,0,0,.08)}section h2,section h3{color:#2d3748;margin-top:30px;margin-bottom:15px;display:flex;align-items:center}section h2 i,section h3 i{margin-right:12px;background:linear-gradient(135deg,#667eea 0%,#764ba2 100%);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}section p,section li{color:#4a5568;line-height:1.8;margin-bottom:15px}section ul,section ol{margin-left:25px;margin-bottom:20px}.discount-buttons{display:flex;gap:10px;flex-wrap:wrap;margin:15px 0}.discount-btn{flex:1;min-width:80px;padding:12px 16px;background:#fff;border:2px solid #e2e8f0;border-radius:10px;cursor:pointer;transition:all .3s ease;font-weight:600;color:#4a5568;font-size:.95rem}.discount-btn:hover{border-color:#667eea;background:#f7fafc;transform:translateY(-2px)}.discount-btn.active{background:linear-gradient(135deg,#667eea 0%,#764ba2 100%);color:#fff;border-color:#667eea}.discount-btn.hot::after{content:" 🔥"}.discount-info{font-size:.85rem;color:#718096;margin-top:8px;padding:8px 12px;background:#f7fafc;border-radius:6px;border-left:3px solid #667eea}.quick-calc-row{margin-top:15px;padding:15px;background:#f7fafc;border-radius:10px;border:2px solid #e2e8f0}.quick-calc-row label{display:block;font-weight:600;color:#2d3748;margin-bottom:10px;font-size:.95rem}.quick-calc-row label i{margin-right:6px;color:#667eea}.quick-buttons{display:flex;gap:8px;flex-wrap:wrap}.quick-btn{flex:1;min-width:70px;padding:10px 14px;background:#fff;border:2px solid #48bb78;border-radius:8px;cursor:pointer;transition:all .3s ease;font-weight:600;color:#48bb78;font-size:.9rem}.quick-btn:hover{background:#48bb78;color:#fff;transform:translateY(-2px)}.quick-btn.loss{border-color:#f56565;color:#f56565}.quick-btn.loss:hover{background:#f56565;color:#fff}.warning-box{background:#fff5f5;border:2px solid #fc8181;border-radius:10px;padding:12px 15px;margin-top:10px;display:none}.warning-box.show{display:block;animation:shake .5s ease}.warning-box i{color:#f56565;margin-right:8px}.warning-box p{margin:0;color:#742a2a;font-weight:600;font-size:.9rem}.warning-box .warning-detail{margin-top:5px;font-size:.85rem;color:#9b2c2c;font-weight:normal}@keyframes shake{0%,100%{transform:translateX(0)}25%{transform:translateX(-5px)}75%{transform:translateX(5px)}}@media(max-width:768px){.discount-btn,.quick-btn{min-width:60px;padding:10px 12px;font-size:.85rem}}