*{margin:0;padding:0;box-sizing:border-box}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,Fira Sans,Droid Sans,Helvetica Neue,sans-serif;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;background-color:#f5f5f5;color:#333}.container{max-width:1200px;margin:0 auto;padding:0 20px}.page-title{font-size:28px;margin-bottom:30px;color:#333}.orders-list{display:flex;flex-direction:column;gap:20px}.order-card{background:#fff;border-radius:8px;box-shadow:0 2px 8px #0000001a;overflow:hidden}.order-header{display:flex;justify-content:space-between;align-items:center;padding:15px 20px;background:#f8f9fa;border-bottom:1px solid #e9ecef}.order-id{font-size:14px;color:#666}.order-status{font-size:14px;font-weight:500;padding:4px 12px;border-radius:4px}.status-unpaid{color:#ff9800;background:#fff3e0}.status-paid{color:#4caf50;background:#e8f5e9}.status-cancelled{color:#f44336;background:#ffebee}.order-body{padding:20px}.product-info h3{margin:0 0 10px;font-size:18px;color:#333}.order-price{font-size:16px;color:#e91e63;font-weight:500;margin-bottom:5px}.card-code{font-size:14px;color:#666;margin:0}.order-details{margin-bottom:20px}.order-details p{margin:5px 0;font-size:14px;color:#666}.order-actions{display:flex;gap:10px;margin-top:20px}.btn{padding:8px 16px;border:none;border-radius:4px;font-size:14px;cursor:pointer;transition:all .3s;font-weight:500}.btn-primary{background:#1890ff;color:#fff}.btn-primary:hover:not(:disabled){background:#40a9ff}.btn-danger{background:#ff4d4f;color:#fff}.btn-danger:hover:not(:disabled){background:#ff7875}.btn:disabled{opacity:.6;cursor:not-allowed}.coming-soon{text-align:center;padding:60px 20px;color:#666}.navbar{background-color:#fff;box-shadow:0 2px 4px #0000001a;position:sticky;top:0;z-index:100}.navbar .container{display:flex;justify-content:space-between;align-items:center;padding:15px 0}.navbar-brand{font-size:24px;font-weight:700;color:#1890ff;text-decoration:none}.navbar-menu{display:flex;gap:30px;align-items:center}.nav-link{color:#333;text-decoration:none;font-size:16px;transition:color .3s;padding:5px 0}.nav-link:hover,.nav-link.active{color:#1890ff}.dropdown{position:relative}.dropdown-toggle{background:none;border:none;cursor:pointer;font-size:16px;padding:5px 0}.dropdown-menu{position:absolute;top:100%;left:50%;transform:translate(-50%);background-color:#fff;box-shadow:0 2px 8px #00000026;border-radius:4px;margin-top:5px;min-width:150px;display:none;pointer-events:auto}.dropdown-menu.show{display:block}.dropdown-item{display:block;padding:10px 20px;color:#333;text-decoration:none;transition:background-color .3s;text-align:center}.dropdown-item:hover{background-color:#f0f0f0}.dropdown-item.logout{color:#ff4d4f}.dropdown-item.logout:hover{background-color:#fff1f0}.main-content{min-height:calc(100vh - 140px);padding:40px 0}.page-title{font-size:32px;font-weight:700;margin-bottom:30px;color:#333}.auth-page{min-height:calc(100vh - 140px);display:flex;align-items:center;justify-content:center;background-color:#f5f5f5}.auth-card{background-color:#fff;border-radius:8px;padding:60px;box-shadow:0 2px 8px #0000001a;width:100%;max-width:600px}.auth-title{font-size:28px;font-weight:700;text-align:center;margin-bottom:30px;color:#333}.auth-form{display:flex;flex-direction:column;gap:30px}.auth-footer{text-align:center;margin-top:20px;font-size:14px;color:#666}.auth-footer a{color:#1890ff;text-decoration:none}.auth-footer a:hover{text-decoration:underline}.form-group{display:flex;flex-direction:column;gap:8px}.form-label{font-size:14px;color:#333}.form-input{padding:12px 16px;border:2px solid #e8e8e8;border-radius:8px;font-size:16px;background-color:#fafafa;transition:all .3s ease;min-height:44px}.form-input:focus{outline:none;border-color:#1890ff;background-color:#fff;box-shadow:0 0 0 3px #1890ff1a}.form-input[disabled]{background-color:#f5f5f5;cursor:not-allowed;color:#999}.btn{padding:12px 24px;border:none;border-radius:12px;font-size:16px;font-weight:600;cursor:pointer;transition:all .3s;display:inline-flex;align-items:center;justify-content:center;gap:8px;position:relative;overflow:hidden}.btn:before{content:"";position:absolute;top:50%;left:50%;width:0;height:0;border-radius:50%;background:rgba(255,255,255,.3);transform:translate(-50%,-50%);transition:width .6s,height .6s}.btn:active:before{width:300px;height:300px}.btn-primary{background:linear-gradient(135deg,#3b82f6 0%,#10b981 100%);color:#fff;box-shadow:0 4px 16px #3b82f64d;position:relative;overflow:hidden}.btn-primary:before{content:"";position:absolute;top:50%;left:50%;width:0;height:0;border-radius:50%;background:rgba(255,255,255,.3);transform:translate(-50%,-50%);transition:width .6s,height .6s}.btn-primary:hover:before{width:300px;height:300px}.btn-primary:hover:not(:disabled){transform:translateY(-2px);box-shadow:0 8px 20px #3b82f666}.btn-primary:disabled{background:linear-gradient(135deg,#f5f5f5 0%,#e8e8e8 100%);color:#999;box-shadow:none;cursor:not-allowed;transform:none}.btn-primary.btn-block{width:100%}.product-card .btn{width:100%;padding:14px 24px;font-size:16px;font-weight:600;border-radius:12px;margin-top:20px;box-shadow:0 4px 12px #3b82f640}.product-card .btn-primary{background:linear-gradient(135deg,#3b82f6 0%,#10b981 100%);color:#fff}.product-card .btn-primary:hover:not(:disabled){transform:translateY(-2px);box-shadow:0 8px 20px #3b82f659}.product-card .btn:disabled{background:linear-gradient(135deg,#f5f5f5 0%,#e8e8e8 100%);color:#999;cursor:not-allowed;opacity:.7;box-shadow:none;transform:none}.btn-disabled{background:linear-gradient(135deg,#f5f5f5 0%,#e8e8e8 100%);color:#999;cursor:not-allowed;opacity:.7;box-shadow:none;transform:none}.alert{padding:10px 16px;border-radius:4px;margin-bottom:20px;font-size:14px}.alert-error{background-color:#fff2f0;border:1px solid #ffccc7;color:#ff4d4f}.alert-success{background-color:#f6ffed;border:1px solid #b7eb8f;color:#52c41a}.loading{display:flex;justify-content:center;align-items:center;min-height:200px;font-size:16px;color:#666}.layout{display:flex;flex-direction:column;min-height:100vh}.main-content{flex:1}.footer{background-color:#f5f5f5;border-top:1px solid #e8e8e8;padding:20px 0;text-align:center;font-size:14px;color:#666}.profile-page .container{max-width:800px}.profile-card{background-color:#fff;border-radius:8px;padding:50px;box-shadow:0 2px 8px #0000001a;max-width:600px}.profile-form{display:flex;flex-direction:column;gap:30px}.home-page{background-color:#fff;border-radius:8px;margin:20px;box-shadow:0 2px 8px #0000001a;overflow:hidden}.hero-section{padding:60px 40px;background:linear-gradient(135deg,#1890ff 0%,#096dd9 100%);color:#fff;text-align:center}.hero-title{font-size:48px;font-weight:700;margin-bottom:20px}.hero-subtitle{font-size:20px;opacity:.9}.features-section{padding:60px 40px}.features-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:40px}.feature-card{text-align:center;padding:30px;border-radius:8px;transition:transform .3s}.feature-card:hover{transform:translateY(-5px)}.feature-card h3{font-size:24px;margin-bottom:16px;color:#1890ff}.feature-card p{color:#666;line-height:1.6}.coming-soon{padding:60px;text-align:center}.products-page{background-color:#fff;border-radius:8px;margin:20px;box-shadow:0 2px 8px #0000001a;padding:40px}.products-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(320px,1fr));gap:30px}.product-card{background:linear-gradient(to bottom,#f0f8ff,#ffffff);border-radius:20px;border:none;overflow:hidden;transition:all .3s cubic-bezier(.4,0,.2,1);box-shadow:0 2px 8px #00000014;position:relative}.product-card:before{content:"";position:absolute;top:0;left:0;right:0;height:80px;background:linear-gradient(135deg,#1890ff 0%,#36cfc9 100%);z-index:0}.product-card:hover{transform:translateY(-8px);box-shadow:0 12px 32px #0000001f}.product-name{font-size:24px;font-weight:700;color:#fff;margin:30px 20px 16px;line-height:1.3;position:relative;z-index:2;text-shadow:0 1px 2px rgba(0,0,0,.1)}.product-body{padding:0 20px 24px}.create-order .product-description{color:#6c757d;font-size:16px;line-height:1.7;padding:20px;background:#f8f9fa;border-radius:10px;border-left:4px solid #667eea}.create-order{background:linear-gradient(135deg,#1890ff 0%,#36cfc9 100%);min-height:100vh;padding:40px 0}.create-order .container{max-width:800px;background:rgba(255,255,255,.95);border-radius:20px;padding:40px;box-shadow:0 20px 60px #0000004d}.create-order h1{color:#2c3e50;text-align:center;margin-bottom:40px;font-size:36px;font-weight:700}.order-summary{background:#f8f9fa;border-radius:15px;padding:30px;margin-bottom:30px;border:1px solid #e9ecef}.order-summary h2{color:#495057;margin:0 0 20px;font-size:24px;font-weight:600;padding-bottom:15px;border-bottom:2px solid #dee2e6}.order-product-name{color:#2c3e50;font-size:32px;font-weight:700;margin:0 0 20px;line-height:1.2}.order-product-name:after{content:"";display:block;width:60px;height:4px;background:linear-gradient(90deg,#1890ff,#36cfc9);margin-top:10px;border-radius:2px}.create-order .product-price .price-value{background:linear-gradient(135deg,#dc2626 0%,#f59e0b 100%);-webkit-background-clip:text;-webkit-text-fill-color:transparent;font-size:28px;font-weight:700;position:relative;z-index:1}.order-actions{display:flex;gap:20px;justify-content:center;margin-top:40px}.create-order .btn{padding:15px 40px;font-size:16px;font-weight:600;border-radius:30px;transition:all .3s ease;box-shadow:0 4px 15px #0000001a}.create-order .btn-primary{background:linear-gradient(135deg,#1890ff 0%,#36cfc9 100%);color:#fff;border:none}.create-order .btn-primary:hover{transform:translateY(-2px);box-shadow:0 6px 20px #1890ff59}.create-order .btn-secondary{background:white;color:#1890ff;border:2px solid #1890ff}.create-order .btn-secondary:hover{background:#1890ff;color:#fff;transform:translateY(-2px)}.create-order .success-message{text-align:center;padding:60px 20px;background-color:#fff;border-radius:8px;margin:20px;box-shadow:0 2px 8px #0000001a;color:#333}.create-order .success-message h1{color:#27ae60;margin-bottom:30px;font-size:32px;font-weight:700}.create-order .success-message p{font-size:16px;margin:10px 0;opacity:.9}.create-order .alert{background:#fff5f5;border:1px solid #feb2b2;color:#c53030;padding:20px;border-radius:10px;margin-bottom:30px;text-align:center;font-weight:500}.orders-page{background-color:#fff;border-radius:8px;margin:20px;box-shadow:0 2px 8px #0000001a;padding:40px}.orders-list{margin-top:40px}.order-card{background-color:#f8f9fa;border-radius:12px;padding:24px;margin-bottom:20px;border:1px solid #e9ecef;transition:transform .3s ease,box-shadow .3s ease}.order-card:hover{transform:translateY(-2px);box-shadow:0 4px 12px #0000001a}.order-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:20px;padding-bottom:16px;border-bottom:1px solid #e9ecef}.order-id{font-size:16px;font-weight:600;color:#212529}.order-status{padding:6px 12px;border-radius:20px;font-size:14px;font-weight:500}.order-status.status-pending{background-color:#fff3cd;color:#856404}.order-status.status-completed{background-color:#d4edda;color:#155724}.order-status.status-cancelled{background-color:#f8d7da;color:#721c24}.order-body{display:grid;grid-template-columns:2fr 1fr;gap:24px}.product-info h3{font-size:18px;font-weight:600;margin-bottom:12px;color:#212529}.order-price{font-size:20px;font-weight:700;color:#e74c3c}.order-details p{color:#6c757d;font-size:14px;margin-bottom:8px}.order-details p:last-child{margin-bottom:0}@media (max-width: 768px){.navbar-menu{gap:15px}.navbar-brand{font-size:20px}.nav-link{font-size:14px}.hero-title{font-size:36px}.hero-subtitle{font-size:18px}.features-section{padding:40px 20px}.features-grid{grid-template-columns:1fr;gap:30px}.auth-card{padding:30px 20px}.auth-title,.page-title{font-size:24px}.create-order .container{padding:20px;margin:10px}.create-order h1{font-size:28px;margin-bottom:30px}.order-summary{padding:20px}.order-product-name{font-size:24px}.create-order .btn{padding:12px 30px;font-size:14px}.order-actions{flex-direction:column}.create-order .btn-secondary{order:2}.products-grid{grid-template-columns:repeat(auto-fill,minmax(160px,1fr));gap:16px}.product-card{font-size:14px}.product-name{font-size:18px;margin:20px 15px 12px}}@media (max-width: 480px){.container{padding:0 15px}.hero-section{padding:40px 20px}.hero-title{font-size:28px}.hero-subtitle{font-size:16px}.features-section{padding:30px 15px}}.pay-page .order-summary{background:#fff;border-radius:15px;padding:30px;margin-bottom:30px;box-shadow:0 2px 10px #0000001a;border:1px solid #e9ecef}.pay-page .order-info{margin-bottom:40px}.pay-page .order-info h2{color:#495057;margin:0 0 20px;font-size:24px;font-weight:600;padding-bottom:15px;border-bottom:2px solid #dee2e6}.pay-page .order-details{background:#f8f9fa;padding:20px;border-radius:10px;font-size:16px;line-height:1.8}.pay-page .order-details p{margin:10px 0}.pay-page .order-details .price{color:#e74c3c;font-weight:700;font-size:18px}.pay-page .payment-methods{margin-bottom:40px}.pay-page .payment-methods h2{color:#495057;margin:0 0 20px;font-size:24px;font-weight:600}.pay-page .payment-options{display:flex;flex-direction:column;gap:20px}.pay-page .payment-option{display:flex;align-items:center;padding:25px;border:2px solid #e9ecef;border-radius:12px;cursor:pointer;transition:all .3s ease;background:#fff}.pay-page .payment-option:hover{border-color:#1890ff;box-shadow:0 4px 12px #1890ff33}.pay-page .payment-option.selected{border-color:#1890ff;background:#f0f8ff;box-shadow:0 4px 12px #1890ff4d}.pay-page .payment-option input[type=radio]{margin-right:20px;width:20px;height:20px;cursor:pointer}.pay-page .payment-icon{width:50px;height:50px;border-radius:10px;display:flex;align-items:center;justify-content:center;margin-right:20px;font-weight:600;color:#fff}.pay-page .payment-icon.alipay-icon{background:linear-gradient(135deg,#1677ff,#0056b3)}.pay-page .payment-icon.wechat-icon{background:linear-gradient(135deg,#07c160,#04a74f)}.pay-page .payment-desc{flex:1}.pay-page .payment-desc h4{margin:0 0 5px;font-size:18px;font-weight:600;color:#333}.pay-page .payment-desc p{margin:0;font-size:14px;color:#666}.pay-page .payment-actions{display:flex;gap:20px;margin-top:30px}.pay-page .payment-actions .btn{flex:1;padding:15px 30px;font-size:18px;font-weight:600;border-radius:10px}.pay-page .btn-large{padding:18px 40px;font-size:20px}@media (max-width: 768px){.pay-page .payment-options,.pay-page .payment-actions{flex-direction:column}.pay-page .payment-actions .btn{width:100%}}.product-description{color:#6b7280;font-size:15px;line-height:1.6;margin:16px 0 24px;min-height:60px;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;position:relative;padding:10px 20px}.product-description:before{content:"";position:absolute;top:0;left:0;right:0;height:3px;background:linear-gradient(90deg,#1890ff,#36cfc9);opacity:.1}.product-price{margin:24px 0;display:flex;align-items:center;gap:12px;padding:16px 20px;background:linear-gradient(135deg,#f8fafc 0%,#f1f5f9 100%);border-radius:12px;position:relative;overflow:hidden}.product-price:before{content:"";position:absolute;top:0;left:0;width:4px;height:100%;background:linear-gradient(180deg,#1890ff,#36cfc9);border-radius:4px 0 0 4px}.product-price .price-value{background:linear-gradient(135deg,#dc2626 0%,#f59e0b 100%);-webkit-background-clip:text;-webkit-text-fill-color:transparent;font-size:28px;font-weight:700;position:relative;z-index:1}.product-price .price-value:after{content:"";position:absolute;bottom:-2px;left:0;right:0;height:2px;background:linear-gradient(90deg,#dc2626,#f59e0b);border-radius:1px}.product-price .price-label{color:#6b7280;font-size:14px;font-weight:500;text-transform:uppercase;letter-spacing:.5px}.product-stock{margin:16px 0}.stock-status{font-size:14px;font-weight:600;padding:8px 16px;border-radius:20px;display:inline-flex;align-items:center;gap:6px;position:relative;overflow:hidden}.stock-status:before{content:"";position:absolute;top:0;left:0;right:0;bottom:0;background:linear-gradient(135deg,transparent 45%,rgba(255,255,255,.1) 50%,transparent 55%);transform:translate(-100%);transition:transform .6s}.stock-status:hover:before{transform:translate(100%)}.stock-status.in-stock{color:#16a34a;background:linear-gradient(135deg,#dcfce7 0%,#bbf7d0 100%);box-shadow:0 2px 8px #22c55e26;border:1px solid #86efac}.stock-status.out-of-stock{color:#dc2626;background:linear-gradient(135deg,#fee2e2 0%,#fecaca 100%);box-shadow:0 2px 8px #ef444426;border:1px solid #fca5a5}