*{margin:0;padding:0;box-sizing:border-box}
body{font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;background:linear-gradient(135deg,#f5f7fa,#c3cfe2);min-height:100vh;color:#2c3e50}
.container{max-width:1400px;margin:0 auto;padding:0 20px}
header{background:hsla(0,0%,100%,.95);backdrop-filter:blur(10px);box-shadow:0 4px 20px rgba(0,0,0,.08);position:sticky;top:0;z-index:100}
nav.bar{display:flex;align-items:center;justify-content:space-between;padding:18px 0}
.logo{display:inline-flex;align-items:center;gap:10px;font-size:26px;font-weight:700;text-decoration:none;white-space:nowrap}
.logo img{width:36px;height:36px;flex:none;border-radius:10px}
.logo span{background:linear-gradient(135deg,#07c160,#05a050);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}
.nav-links{display:flex;gap:40px;align-items:center}
.nav-links a{text-decoration:none;color:#2c3e50;font-weight:500;position:relative}
.nav-links a:after{content:"";position:absolute;bottom:-5px;left:0;width:0;height:2px;background:#07c160;transition:width .3s}
.nav-links a.active:after,.nav-links a:hover:after{width:100%}
.nav-links a.active,.nav-links a:hover{color:#07c160}
.menu{display:none;width:30px;height:24px;border:0;background:none;cursor:pointer}
.menu span{display:block;width:100%;height:3px;background:#2c3e50;margin-bottom:5px;border-radius:2px}
.category-section{background:hsla(0,0%,100%,.9);padding:25px;margin-top:25px;border-radius:20px;box-shadow:0 10px 30px rgba(0,0,0,.08)}
.category-list{display:flex;gap:15px;flex-wrap:wrap;justify-content:center}
.category-item{padding:12px 30px;background:linear-gradient(135deg,#f5f7fa,#e9ecef);border-radius:30px;text-decoration:none;color:#2c3e50;font-weight:500;border:2px solid transparent}
.category-item.active,.category-item:hover{background:linear-gradient(135deg,#07c160,#05a050);color:#fff;box-shadow:0 8px 20px rgba(7,193,96,.3)}
.account-list{margin-top:30px}
.list-header,.account-row{display:grid;grid-template-columns:1fr 3fr .5fr .5fr .5fr;gap:20px}
.list-header{background:hsla(0,0%,100%,.9);padding:20px 30px;border-radius:15px 15px 0 0;font-weight:600;color:#64748b;font-size:14px}
.account-row{background:hsla(0,0%,100%,.95);padding:25px 30px;align-items:center;border-bottom:1px solid rgba(0,0,0,.05);text-decoration:none;color:#2c3e50;transition:.3s}
.account-row:hover{background:#fff;transform:translateX(5px);box-shadow:0 5px 20px rgba(0,0,0,.1)}
.account-row:last-child{border-radius:0 0 15px 15px}
.account-type-badge{display:inline-flex;padding:8px 16px;background:linear-gradient(135deg,#e3f2fd,#d1e7fd);color:#1976d2;border-radius:20px;font-size:14px;font-weight:600}
.product-2 .account-type-badge{background:linear-gradient(135deg,#fff3e0,#ffe0b2);color:#f57c00}
.price-cell{font-size:20px;font-weight:700;color:#e74c3c}
.status-badge{display:inline-flex;align-items:center;gap:5px;padding:6px 12px;background:#d4edda;color:#155724;border-radius:15px;font-size:13px}
.status-badge:before{content:"✓";font-weight:700}
.view-btn{display:inline-block;padding:10px 20px;background:linear-gradient(135deg,#07c160,#05a050);color:#fff;border-radius:25px;font-weight:600;font-size:14px}
.section{background:hsla(0,0%,100%,.95);padding:60px 40px;margin-top:40px;border-radius:20px;box-shadow:0 10px 30px rgba(0,0,0,.08)}
.section-title{font-size:32px;text-align:center;position:relative;padding-bottom:20px;margin-bottom:10px}
.section-title:after{content:"";position:absolute;bottom:0;left:50%;transform:translateX(-50%);width:60px;height:3px;background:linear-gradient(135deg,#07c160,#05a050);border-radius:2px}
.about-content,.contact-grid{display:grid;gap:30px;margin-top:40px}
.about-content{grid-template-columns:1fr 1fr}
.contact-grid{grid-template-columns:repeat(2,1fr)}
.about-card,.contact-card{background:linear-gradient(135deg,#f8f9fa,#e9ecef);padding:30px;border-radius:15px;text-align:center}
.about-card h3,.contact-card h4{margin:12px 0 8px}
.about-card p,.contact-card p{color:#64748b;line-height:1.7}
.about-icon{font-size:42px}
.order-search{max-width:680px;margin:28px auto 0}
.search-form{display:flex;gap:15px}
.search-input{flex:1;padding:15px 25px;border:2px solid #e0e0e0;border-radius:30px;font-size:16px}
.search-input:focus{outline:0;border-color:#07c160;box-shadow:0 0 0 3px rgba(7,193,96,.1)}
.search-btn{padding:15px 40px;background:linear-gradient(135deg,#07c160,#05a050);color:#fff;border:0;border-radius:30px;font-size:16px;font-weight:600;cursor:pointer}
.breadcrumb{background:hsla(0,0%,100%,.9);padding:15px 25px;margin-top:20px;border-radius:30px;display:inline-flex;align-items:center;gap:15px;font-size:14px}
.breadcrumb a{color:#64748b;text-decoration:none}
.breadcrumb a:hover{color:#07c160}
.detail-content{background:hsla(0,0%,100%,.95);margin-top:25px;border-radius:20px;box-shadow:0 10px 40px rgba(0,0,0,.1);padding:40px}
.detail-grid{display:grid;grid-template-columns:1fr 1fr;gap:50px}
.detail-info h1{font-size:36px;margin-bottom:20px;color:#2c3e50}
.detail-price{font-size:48px;color:#e74c3c;font-weight:700;margin-bottom:30px;display:flex;align-items:baseline;gap:10px}
.price-unit{font-size:24px;color:#64748b;font-weight:600}
.detail-specs{background:linear-gradient(135deg,#f8f9fa,#e9ecef);padding:30px;border-radius:15px}
.spec-row{display:flex;padding:15px 0;border-bottom:1px solid rgba(0,0,0,.08)}
.spec-row:last-child{border-bottom:none}
.spec-label{flex:0 0 140px;color:#64748b;font-weight:500}
.spec-value{flex:1;font-weight:600}
.spec-value.highlight{color:#07c160}
.purchase-options{background:#fff;padding:35px;border-radius:15px;box-shadow:0 5px 20px rgba(0,0,0,.08)}
.option-title{font-size:20px;font-weight:600;margin-bottom:25px}
.form-group{margin-bottom:25px}
.form-label{display:block;margin-bottom:10px;color:#64748b;font-weight:500;font-size:14px}
.required{color:#e74c3c}
.email-input{width:100%;padding:15px 20px;border:2px solid #e0e0e0;border-radius:10px;font-size:16px}
.email-input:focus{outline:0;border-color:#07c160;box-shadow:0 0 0 3px rgba(7,193,96,.1)}
.email-hint{margin-top:8px;font-size:13px;color:#94a3b8}
.quantity-selector{display:flex;align-items:center;border:2px solid #e0e0e0;border-radius:10px;overflow:hidden}
.quantity-selector:focus-within{border-color:#07c160}
.quantity-btn{width:48px;height:48px;border:0;background:#f8fafc;font-size:18px;cursor:pointer}
.quantity-input{flex:1;height:48px;border:0;text-align:center;font-size:16px;font-weight:600;outline:none}
.payment-methods{display:flex;gap:8px;flex-wrap:wrap}
.pay-box{margin:12px 0;padding:14px;border:2px solid #e2e8f0;border-radius:12px;word-break:break-all;text-align:left}
.copy-btn{margin-top:8px;border:0;border-radius:8px;background:#07c160;color:#fff;padding:8px 14px;cursor:pointer}
.payment-method{flex:1;padding:12px 8px;border:2px solid #e2e8f0;border-radius:8px;background:#fff;cursor:pointer;text-align:center;font-size:12px;font-weight:600}
.payment-method.selected,.payment-method:hover{border-color:#07c160;background:#f0fdf4}
.payment-method.disabled,.payment-method.disabled:hover{border-color:#d1d5db;background:#f9fafb;color:#9ca3af;cursor:not-allowed;opacity:.6}
.payment-method input{display:none}
.payment-icon img{width:48px;height:48px;border-radius:10px;display:block;margin:0 auto 4px}
.total-price{background:linear-gradient(135deg,#fef3c7,#fed7aa);padding:15px;border-radius:15px;margin-bottom:25px;display:flex;justify-content:space-between;align-items:center}
.total-label{color:#92400e;font-weight:500}
.total-amount{font-size:32px;font-weight:700;color:#92400e}
.btn{width:100%;padding:18px 40px;border:0;border-radius:30px;font-size:16px;font-weight:600;cursor:pointer}
.btn-primary{background:linear-gradient(135deg,#07c160,#05a050);color:#fff}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 10px 25px rgba(7,193,96,.4)}
.detail-description{grid-column:1/-1;margin-top:40px;padding:35px;background:linear-gradient(135deg,#f8f9fa,#e9ecef);border-radius:15px}
.description-title{font-size:24px;margin-bottom:20px}
.description-content{line-height:1.8;color:#64748b}
.description-content strong{display:block;margin:22px 0 12px;color:#2c3e50;font-size:18px}
.feature-list{display:grid;grid-template-columns:1fr 1fr;gap:15px;margin:16px 0}
.feature-item{display:flex;gap:10px;align-items:center;padding:15px;background:hsla(0,0%,100%,.8);border-radius:10px}
.feature-icon{color:#07c160;font-weight:700}
.security-notice{background:linear-gradient(135deg,#e0f2fe,#bae6fd);padding:20px;border-radius:12px;margin-top:24px;display:flex;gap:12px;color:#0369a1}
.related-p-articles{background:#fff;border-radius:20px;margin-top:25px;padding:30px;box-shadow:0 10px 40px rgba(0,0,0,.1)}
.related-p-title{font-size:24px;margin-bottom:20px;border-left:4px solid #07c160;padding-left:15px}
.articles-p-grid,.articles-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:20px}
.article-p-item,.article-card{border:1px solid #e0e0e0;border-radius:12px;padding:20px;background:#fff}
.article-p-item a,.article-title a{color:#2c3e50;text-decoration:none;font-weight:700}
.article-p-summary,.article-excerpt{color:#666;font-size:14px;line-height:1.6;margin:10px 0}
.article-p-meta,.article-meta{color:#999;font-size:12px}
.article-d-content{background:#fff;border-radius:12px;padding:40px;margin-top:30px;box-shadow:0 5px 20px rgba(0,0,0,.08)}
.article-d-title{font-size:32px;margin-bottom:12px}
.article-d-body{font-size:16px;line-height:1.8;color:#444}
.breadcrumb-current{max-width:320px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;color:#94a3b8}
.article-page-grid{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:30px;align-items:start;margin-top:30px}
.article-page-grid .article-d-content{margin-top:0;min-width:0}
.article-page-grid .article-d-title{padding-bottom:24px;border-bottom:1px solid #e5e7eb}
.article-page-grid .article-meta{font-size:14px;margin:16px 0 26px}
.article-related{background:#fff;border-radius:12px;padding:25px;box-shadow:0 5px 15px rgba(0,0,0,.08)}
.article-related h2{font-size:18px;margin-bottom:20px;padding-bottom:10px;border-bottom:2px solid #f0f0f0}
.article-related-list{display:grid;grid-template-columns:minmax(0,1fr);gap:16px}
.article-related-card{min-width:0;border:1px solid #e0e0e0;border-radius:8px;padding:20px;display:flex;flex-direction:column;transition:transform .2s,box-shadow .2s,border-color .2s}
.article-related-card:hover{transform:translateY(-2px);border-color:#07c160;box-shadow:0 5px 15px rgba(0,0,0,.1)}
.article-related-card h3{font-size:16px;line-height:1.4;margin-bottom:8px;overflow-wrap:anywhere}
.article-related-card h3 a{color:#2c3e50;text-decoration:none}
.article-related-card h3 a:hover{color:#07c160}
.article-related-description{font-size:14px;color:#666;line-height:1.5;margin:0 0 12px;overflow-wrap:anywhere;display:-webkit-box;-webkit-box-orient:vertical;-webkit-line-clamp:2;overflow:hidden}
.article-related-card .price-cell{font-size:18px;margin:0 0 10px}
.article-related-link{display:block;text-align:center;text-decoration:none;color:#fff;background:linear-gradient(135deg,#07c160,#05a050);border-radius:6px;padding:8px 16px;font-size:14px;font-weight:500}
.article-related-link:hover{box-shadow:0 4px 12px rgba(7,193,96,.3)}
.article-related-card .article-related-link{margin-top:auto}
.article-page-hero{background:rgba(255,255,255,.95);padding:62px 24px;text-align:center;margin-top:30px;border-radius:12px;box-shadow:0 10px 30px rgba(0,0,0,.06)}
.article-page-hero h1{font-size:36px;line-height:1.3;margin-bottom:16px}
.article-page-hero p{font-size:18px;color:#64748b;line-height:1.7}
.articles-list{margin-top:30px;border-radius:12px}
.articles-list .section-title{font-size:25px;margin-bottom:30px}
.articles-list .articles-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}
.articles-list .article-card{min-height:210px;display:flex;flex-direction:column;padding:25px;transition:transform .2s,box-shadow .2s}
.articles-list .article-card:hover{transform:translateY(-4px);box-shadow:0 12px 26px rgba(44,62,80,.11)}
.articles-list .article-title{font-size:19px;line-height:1.5}
.articles-list .article-title a:hover{color:#159653}
.articles-list .article-excerpt{margin:14px 0 22px;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
.articles-list .article-meta{display:flex;justify-content:space-between;border-top:1px solid #edf0f2;padding-top:14px;margin-top:auto}
.order-result{max-width:680px;margin:28px auto 0;text-align:left;background:linear-gradient(135deg,#f8f9fa,#e9ecef);padding:25px;border-radius:15px}
.order-result h3{margin-bottom:12px}
.summary-row{display:flex;justify-content:space-between;padding:10px 0;border-bottom:1px solid rgba(0,0,0,.08)}
.empty{text-align:center;color:#64748b;padding:20px}
footer{background:hsla(0,0%,100%,.9);margin-top:60px;padding:40px 0;text-align:center;color:#64748b}
.modal-overlay{display:none;position:fixed;inset:0;background:rgba(0,0,0,.7);z-index:2000}
.modal-overlay.active{display:flex;align-items:center;justify-content:center}
.modal-content{background:#fff;border-radius:20px;max-width:560px;width:90%;max-height:90vh;overflow:auto}
.modal-header{padding:25px 30px;border-bottom:1px solid #e0e0e0;display:flex;align-items:center;justify-content:space-between}
.modal-title{font-size:22px;font-weight:600}
.close-btn{width:40px;height:40px;border:0;border-radius:50%;background:#f5f5f5;font-size:22px;cursor:pointer}
.modal-body{padding:30px}
.modal-body .btn{display:block;text-align:center;text-decoration:none;margin-top:22px}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
.status-badge.sold-out{background:#f1f5f9;color:#64748b}
.status-badge.sold-out:before{content:""}
.order-tip{text-align:center;color:#64748b;font-size:14px;margin-top:16px}
.contact-card a{color:#159653;text-decoration:none}
.quantity-input{min-width:0}
.btn:disabled{opacity:.55;cursor:not-allowed;box-shadow:none;transform:none}
.article-p-meta{display:flex;gap:14px}
.modal-open{overflow:hidden}
.payment-modal{width:min(94vw,1120px);max-width:1120px;max-height:min(94vh,900px);border-radius:24px;box-shadow:0 28px 80px rgba(12,25,42,.28)}
.payment-modal .modal-header{padding:26px 36px}
.payment-modal .modal-title{font-size:28px;color:#2c3e50}
.payment-modal .close-btn{width:44px;height:44px;font-size:28px;color:#667085}
.payment-modal-body,.payment-order-grid{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:36px;align-items:start}
.payment-modal-body{padding:36px}
.payment-modal-left,.payment-modal-right,.payment-order-details{min-width:0}
.payment-timer{background:linear-gradient(135deg,#ffe8e8,#ffd0d0);border-radius:18px;padding:24px;text-align:center;color:#9e2626}
.payment-timer strong{display:block;font-size:18px}
.payment-countdown{display:block;margin:14px 0;font-size:42px;line-height:1.1;font-weight:800;font-variant-numeric:tabular-nums;letter-spacing:.14em;color:#dc2626}
.payment-timer p{font-size:14px;line-height:1.5}
.payment-summary{margin-top:26px;padding:28px;background:#f6f8fb;border-radius:18px}
.payment-summary h4,.payment-modal-right h4{font-size:21px;line-height:1.4;margin-bottom:20px}
.payment-summary .summary-row{align-items:baseline;gap:16px;padding:12px 0;color:#64748b;font-size:15px}
.payment-summary .summary-row b{max-width:72%;text-align:right;color:#344256;overflow-wrap:anywhere;font-size:16px}
.payment-summary .payment-total{margin-top:6px;padding-top:20px;border-top:2px solid #dce2e9;border-bottom:0;font-weight:600}
.payment-summary .payment-total b{color:#e35749;font-size:27px}
.payment-address-box{border:2px solid #e1e5ea;border-radius:14px;padding:16px;color:#64748b}
.payment-address-row{display:flex;align-items:center;gap:12px;margin-top:8px}
.payment-address-row code{flex:1;min-width:0;color:#334155;font-family:inherit;font-size:15px;font-weight:600;line-height:1.5;overflow-wrap:anywhere;word-break:break-all}
.payment-address-row .copy-btn{flex:none;margin:0;padding:10px 17px;font-size:14px;font-weight:600}
.payment-qr-panel{background:#f7f9fc;border-radius:18px;margin-top:20px;padding:24px;text-align:center}
.payment-qr{width:242px;min-height:242px;margin:0 auto;display:flex;align-items:center;justify-content:center;background:#fff;border:1px solid #e1e5ea;border-radius:14px;padding:10px;color:#64748b;font-size:13px}
.payment-qr img,.payment-qr canvas{width:220px!important;height:220px!important;max-width:100%;object-fit:contain}
.payment-qr-panel p{margin-top:16px;color:#64748b;line-height:1.6}
.payment-note{font-size:13px;line-height:1.6;color:#64748b;margin-top:16px}
.payment-modal-right .btn{margin-top:18px}
.payment-closed .payment-address-box,.payment-closed .payment-qr-panel,.payment-closed .payment-note{display:none}
.payment-checking .payment-address-box,.payment-checking .payment-qr-panel{opacity:.4;pointer-events:none}
.payment-order-result{max-width:1060px;padding:32px}
.payment-order-result>h3{font-size:22px;margin-bottom:22px;overflow-wrap:anywhere}
.payment-order-grid{grid-template-columns:minmax(0,1fr)}
.payment-order-result .payment-order-grid{grid-template-columns:minmax(0,1fr) minmax(0,1fr)}
.payment-order-result .payment-summary{margin-top:22px}
.payment-order-result .payment-modal-right h4{margin-bottom:20px}
@media(max-width:968px){.article-page-grid{grid-template-columns:1fr;gap:20px}}
@media(max-width:900px){.articles-list .articles-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.payment-modal-body,.payment-order-result .payment-order-grid{grid-template-columns:1fr;gap:24px}.payment-modal{max-height:94vh}}
@media(max-width:480px){.article-related{padding:20px}.payment-modal-body{padding:20px}.payment-modal .modal-header{padding:18px 20px}.payment-modal .modal-title{font-size:21px}.payment-summary{padding:20px}.payment-order-result{padding:20px}.payment-address-row{align-items:flex-start;flex-direction:column}.payment-address-row .copy-btn{align-self:flex-end}}
@media(max-width:767px){
header{position:fixed;width:100%;top:0}body{padding-top:70px}
.menu{display:block}
.nav-links{display:none;position:absolute;top:100%;left:0;right:0;background:#fff;flex-direction:column;padding:20px;gap:12px;box-shadow:0 10px 20px rgba(0,0,0,.08)}
.nav-links.open{display:flex}
.list-header{display:none}
.account-row{display:flex;flex-direction:column;gap:8px;margin-bottom:15px;border-radius:10px;padding:15px;box-shadow:0 2px 10px rgba(0,0,0,.05)}
.account-row>div{display:flex;justify-content:space-between;align-items:center;gap:10px;min-height:32px}
.account-row>div:before{font-weight:600;color:#64748b;font-size:13px;flex:none}
.account-row>div:nth-child(1):before{content:"账号类型"}
.account-row>div:nth-child(2):before{content:"特色功能"}
.account-row>div:nth-child(3):before{content:"价格"}
.account-row>div:nth-child(4):before{content:"库存"}
.account-row>div:nth-child(5):before{content:""}
.account-row>div:nth-child(2){text-align:right;line-height:1.5}
.detail-grid,.about-content,.contact-grid,.feature-list{grid-template-columns:1fr}
.payment-methods{display:grid;grid-template-columns:repeat(2,1fr)}
.detail-info h1{font-size:24px}.detail-price{font-size:32px}
.detail-content,.section{padding:22px 16px}
.search-form{flex-direction:column}
.category-list{display:grid;grid-template-columns:repeat(2,1fr);gap:10px}
.category-item{text-align:center;padding:10px 8px}
.category-section{padding:15px;margin-top:15px}
.account-list{margin-top:20px}
.section-title{font-size:25px}
.logo{font-size:21px}
.detail-grid{gap:24px}
.purchase-options{padding:20px}
.spec-label{flex-basis:125px}
.article-page-hero{padding:40px 20px}
.article-page-hero h1{font-size:28px}
.article-page-hero p{font-size:15px}
.articles-list .articles-grid{grid-template-columns:1fr}
.articles-list .article-card{min-height:0}
.article-page-grid .article-d-content{padding:24px 20px}
.breadcrumb-current{max-width:150px}
}