:root{--blue:#1167f2;--navy:#071a3c;--ink:#101828;--muted:#667085;--line:#e5ebf3;--max:1180px}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;color:var(--ink);font-family:"Microsoft YaHei","PingFang SC",Arial,sans-serif;background:#fff}a{text-decoration:none;color:inherit}button,input{font:inherit}.sub-container{width:min(var(--max),calc(100% - 48px));margin:auto}.sub-header{height:76px;background:#fff;border-bottom:1px solid var(--line);position:sticky;top:0;z-index:20}.sub-header>.sub-container{height:100%;display:flex;align-items:center}.sub-brand{display:flex;align-items:center;gap:10px;margin-right:auto}.sub-brand>span:last-child{display:flex;flex-direction:column}.sub-brand strong{font-size:20px;letter-spacing:2px}.sub-brand small{font-size:7px;letter-spacing:2px;color:#78869a;margin-top:3px}.mini-mark{position:relative;width:32px;height:32px;display:block;transform:rotate(30deg)}.mini-mark i{position:absolute;width:15px;height:23px;border-radius:14px 14px 4px 14px;background:linear-gradient(135deg,#21ddff,#1669f7);transform-origin:100% 100%}.mini-mark i:nth-child(2){transform:rotate(120deg);background:#5d49e9}.mini-mark i:nth-child(3){transform:rotate(240deg);background:#0cc6df}.sub-header nav{display:flex;height:100%}.sub-header nav a{display:flex;align-items:center;padding:0 17px;font-size:13px;color:#475467}.sub-header nav a:hover{color:var(--blue)}.sub-actions{display:flex;align-items:center;gap:14px;margin-left:25px}.sub-user{font-size:12px;color:#667085}.sub-user i{color:var(--blue);font-size:16px;margin-right:5px}.sub-user b{font-weight:normal}.sub-cart{position:relative;width:38px;height:38px;display:grid;place-items:center;background:#edf4ff;color:var(--blue);font-size:18px}.cart-count{position:absolute;right:-5px;top:-5px;width:18px;height:18px;border-radius:50%;display:grid;place-items:center;background:#f0444c;color:#fff;font-size:9px;border:2px solid #fff}.breadcrumb{display:flex;align-items:center;gap:8px;height:58px;font-size:11px;color:#98a2b3}.breadcrumb a:hover{color:var(--blue)}.breadcrumb i{font-size:9px}.detail-hero{padding:40px 0 75px;background:linear-gradient(135deg,#f7faff,#edf4ff)}.detail-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:90px;align-items:center}.detail-code{font-size:11px;color:var(--blue);font-weight:bold;letter-spacing:2px}.detail-copy h1{font-size:42px;margin:14px 0}.detail-copy>p{color:#667085;line-height:1.8;max-width:620px}.detail-price{margin:28px 0}.detail-price>small{color:#98a2b3}.detail-price div{display:flex;align-items:baseline;margin:8px 0}.detail-price div span{font-size:20px;color:#e5484d}.detail-price div strong{font-size:46px;color:#e5484d;letter-spacing:-2px}.detail-price div em{font-style:normal;color:#98a2b3;margin-left:7px}.detail-price p{font-size:10px;color:#98a2b3}.detail-buttons{display:flex;gap:12px}.detail-buttons button,.detail-buttons a,.detail-cta button{height:50px;min-width:160px;display:flex;align-items:center;justify-content:center;gap:10px;border:1px solid var(--blue);cursor:pointer}.detail-buttons .primary,.detail-cta button{background:var(--blue);color:#fff}.detail-buttons a{color:var(--blue);background:#fff;font-size:13px}.detail-promise{display:flex;gap:28px;margin-top:28px;color:#667085;font-size:11px}.detail-promise i{color:#12a879;margin-right:6px}.detail-panel{padding:30px;background:rgba(255,255,255,.9);border:1px solid #d7e4f5;box-shadow:0 22px 50px rgba(28,74,135,.12)}.panel-top{display:flex;align-items:center;gap:15px;padding-bottom:23px;border-bottom:1px solid var(--line)}.package-visual-icon{width:58px;height:58px;display:grid;place-items:center;background:linear-gradient(135deg,#146ff5,#32ccea);color:#fff;font-size:27px;border-radius:9px}.panel-top>div{display:flex;flex-direction:column}.panel-top small{font-size:9px;color:#8ba5c7;letter-spacing:2px}.panel-top strong{font-size:18px;margin-top:5px}.detail-panel dl{margin:0}.detail-panel dl>div{display:flex;justify-content:space-between;padding:19px 0;border-bottom:1px solid #edf1f6;font-size:12px}.detail-panel dl>div:last-child{border:0}.detail-panel dt{color:#758196}.detail-panel dt i{color:var(--blue);margin-right:8px}.detail-panel dd{margin:0;color:#243b60;font-weight:bold}.detail-section{padding:90px 0}.detail-section.light{background:#f6f9fd}.section-title{text-align:center;margin-bottom:45px}.section-title.left{text-align:left}.section-title span{font-size:10px;color:var(--blue);font-weight:bold;letter-spacing:2px}.section-title h2{font-size:32px;margin:10px 0}.section-title p{color:#98a2b3;font-size:12px}.feature-list{display:grid;grid-template-columns:repeat(3,1fr);border-left:1px solid var(--line);border-top:1px solid var(--line)}.feature-list article{display:flex;gap:18px;padding:30px;border-right:1px solid var(--line);border-bottom:1px solid var(--line);min-height:145px}.feature-list article>i{font-size:25px;color:var(--blue)}.feature-list h3{font-size:16px;margin:2px 0 10px}.feature-list p{font-size:11px;color:#7e899b;line-height:1.7;margin:0}.detail-process{display:grid;grid-template-columns:repeat(5,1fr)}.detail-process>div{text-align:center;position:relative}.detail-process>div:not(:last-child):after{content:"";position:absolute;top:32px;left:68%;width:64%;border-top:1px dashed #aebed2}.detail-process>div>i{width:64px;height:64px;border-radius:50%;display:grid;place-items:center;background:#fff;border:1px solid #dbe6f4;color:var(--blue);font-size:21px;margin:auto;position:relative;z-index:1}.detail-process b{display:block;color:#d3ddea;font:20px Georgia;margin-top:15px}.detail-process strong{display:block;font-size:14px;margin-top:6px}.detail-process p{font-size:10px;color:#98a2b3}.include-grid{display:grid;grid-template-columns:1fr 360px;gap:100px}.include-grid ul{display:grid;grid-template-columns:1fr 1fr;gap:17px;list-style:none;padding:0}.include-grid li{font-size:12px;color:#56657a}.include-grid li i{color:#13a87b;margin-right:9px}.include-grid aside{padding:30px;background:#f4f8fd;border-left:3px solid var(--blue)}.include-grid aside>i{font-size:24px;color:var(--blue)}.include-grid aside h3{font-size:17px}.include-grid aside p{font-size:11px;color:#667085;line-height:1.8}.include-grid aside a{color:var(--blue);font-size:12px}.detail-cta{padding:52px max(24px,calc((100% - var(--max))/2));background:linear-gradient(120deg,#071b42,#0c4aa1);color:#fff;display:flex;align-items:center;justify-content:space-between}.detail-cta span{font-size:11px;color:#81c4ff}.detail-cta h2{font-size:27px;margin:9px 0}.detail-cta button{border-color:#fff;min-width:180px}.detail-toast{position:fixed;z-index:80;left:50%;bottom:25px;transform:translate(-50%,20px);background:#10294c;color:#fff;padding:12px 18px;border-radius:4px;font-size:12px;opacity:0;transition:.2s}.detail-toast.show{opacity:1;transform:translate(-50%,0)}.detail-toast i{color:#47d99e;margin-right:7px}.sub-footer{height:65px;padding:0 max(24px,calc((100% - var(--max))/2));background:#04122b;color:#8294ad;display:flex;align-items:center;justify-content:space-between;font-size:11px}
/* Checkout */.checkout-page{background:#f5f7fa}.checkout-steps{display:flex;align-items:center;gap:12px;margin:auto;font-size:11px;color:#98a2b3}.checkout-steps span{display:flex;align-items:center;gap:6px}.checkout-steps span b{width:24px;height:24px;border-radius:50%;display:grid;place-items:center;background:#e7ecf3}.checkout-steps span.active{color:var(--blue)}.checkout-steps span.active b{background:var(--blue);color:#fff}.checkout-steps>i{width:50px;height:1px;background:#d8e0eb}.safe-link{font-size:11px;color:#12a879}.checkout-main{padding-bottom:80px}.checkout-layout{display:grid;grid-template-columns:1fr 330px;gap:20px;align-items:start}.order-card,.summary-card,.buyer-card{background:#fff;border:1px solid #e7ebf1}.order-title{padding:25px 28px;border-bottom:1px solid #edf0f4;display:flex;align-items:flex-end;gap:15px}.order-title h1{font-size:20px;margin:0}.order-title span{font-size:10px;color:#98a2b3}.checkout-items{padding:0 28px}.checkout-item{display:grid;grid-template-columns:64px 1fr auto 28px;gap:18px;align-items:center;padding:26px 0;border-bottom:1px solid #edf1f5}.checkout-item:last-child{border:0}.checkout-item-icon{width:64px;height:64px;display:grid;place-items:center;background:#edf5ff;color:var(--blue);font-size:25px}.checkout-item small{font-size:9px;color:#76a0d7;letter-spacing:1px}.checkout-item h3{font-size:15px;margin:5px 0}.checkout-item p{font-size:10px;color:#8c97a7;margin:0 0 7px;max-width:450px}.checkout-item div>span{font-size:9px;color:#9aa5b5}.checkout-item>strong{color:#e5484d}.checkout-item>button{border:0;background:transparent;color:#98a2b3;cursor:pointer}.summary-card{padding:25px;position:sticky;top:95px}.summary-card h2{font-size:17px;margin:0 0 23px}.summary-card dl{font-size:12px;margin:0}.summary-card dl>div{display:flex;justify-content:space-between;margin:14px 0;color:#667085}.discount{color:#12a879}.summary-total{border-top:1px solid #e7ebf1;margin-top:22px;padding-top:20px;display:flex;justify-content:space-between;align-items:baseline;font-size:13px}.summary-total strong{color:#e5484d}.summary-total b{font-size:28px}.pay-button{width:100%;height:48px;border:0;background:var(--blue);color:#fff;margin-top:22px;cursor:pointer}.pay-button:disabled{background:#b6c0cf}.summary-card>p{text-align:center;color:#9aa5b5;font-size:9px}.summary-card>p i{color:#12a879}.buyer-card{margin-top:20px;padding:25px 28px}.buyer-card h2{font-size:16px;margin:0 0 20px}.buyer-card h2 i{color:var(--blue);margin-right:8px}.buyer-card>div{display:grid;grid-template-columns:repeat(3,1fr);gap:15px}.buyer-card label{font-size:10px;color:#667085}.buyer-card input{display:block;width:100%;height:40px;padding:0 11px;margin-top:7px;border:1px solid #e0e5ec;background:#f9fafb;color:#475467}.buyer-card>p{font-size:9px;color:#98a2b3;margin:15px 0 0}.checkout-empty{text-align:center;padding:55px 20px}.checkout-empty>i,.login-required>i{font-size:48px;color:#cad4e0}.checkout-empty h2{font-size:17px}.checkout-empty p{font-size:11px;color:#98a2b3}.checkout-empty a,.login-required a{display:inline-flex;padding:10px 20px;background:var(--blue);color:#fff;font-size:12px}.login-required{grid-column:1/3;background:#fff;padding:90px;text-align:center}.login-required h1{font-size:24px}.login-required p{font-size:12px;color:#98a2b3}.payment-overlay{position:fixed;inset:0;z-index:100;background:rgba(2,12,30,.65);opacity:0;transition:.2s}.payment-overlay.show{opacity:1}.payment-modal,.success-modal{position:fixed;z-index:110;left:50%;top:50%;width:min(390px,calc(100% - 30px));transform:translate(-50%,-46%) scale(.97);background:#fff;padding:30px 38px;text-align:center;opacity:0;transition:.2s;box-shadow:0 30px 90px rgba(0,0,0,.3)}.payment-modal.show{opacity:1;transform:translate(-50%,-50%) scale(1)}.payment-close{position:absolute;right:15px;top:15px;border:0;background:#f1f4f8;width:32px;height:32px;border-radius:50%;cursor:pointer}.pay-icon{width:46px;height:46px;display:grid;place-items:center;border-radius:50%;background:#eaf3ff;color:var(--blue);margin:auto;font-size:21px}.payment-modal h2{font-size:21px;margin:13px 0 6px}.payment-modal>p{font-size:11px;color:#98a2b3}.qr-wrap{position:relative;width:220px;height:220px;margin:18px auto 12px;padding:8px;border:1px solid #e2e7ee}.qr-wrap img{width:100%;height:100%;object-fit:contain}.qr-wrap>span{position:absolute;inset:-6px;color:var(--blue);font-size:232px;line-height:1;pointer-events:none;opacity:.35;overflow:hidden}.qr-amount small{display:block;color:#98a2b3;font-size:10px}.qr-amount strong{color:#e5484d}.qr-amount b{font-size:25px}.pay-tips{font-size:9px;color:#98a2b3;background:#f7f9fc;padding:9px;margin:13px 0}.paid-button{width:100%;height:45px;border:0;background:var(--blue);color:#fff;cursor:pointer}.success-modal{opacity:1;transform:translate(-50%,-50%)}.success-modal>i{font-size:54px;color:#13ae7c}.success-modal h2{font-size:22px}.success-modal p{font-size:11px;color:#7d8999;line-height:1.7}.success-modal div{background:#f5f7fa;padding:12px;font-size:11px}.success-modal a{display:block;background:var(--blue);color:#fff;padding:13px;margin-top:20px;font-size:12px}
@media(max-width:780px){.sub-container{width:calc(100% - 30px)}.sub-header{height:66px}.sub-header nav,.sub-user{display:none}.sub-actions{margin-left:auto}.detail-grid,.include-grid,.checkout-layout{grid-template-columns:1fr;gap:30px}.detail-hero{padding:25px 0 55px}.detail-copy h1{font-size:32px}.detail-panel{padding:22px}.detail-buttons{flex-direction:column}.detail-buttons button,.detail-buttons a{width:100%}.detail-promise{gap:12px;flex-wrap:wrap}.detail-section{padding:65px 0}.feature-list{grid-template-columns:1fr}.detail-process{grid-template-columns:1fr;gap:18px}.detail-process>div{display:grid;grid-template-columns:64px 35px 1fr;text-align:left;align-items:center;gap:8px}.detail-process>div:after{display:none}.detail-process>div>i{grid-row:1/3;margin:0}.detail-process b{margin:0}.detail-process strong{margin:0}.detail-process p{grid-column:3;margin:0}.include-grid{gap:35px}.include-grid ul{grid-template-columns:1fr}.detail-cta{align-items:flex-start;flex-direction:column;gap:15px}.detail-cta h2{font-size:21px}.sub-footer{height:auto;padding-top:20px;padding-bottom:20px;gap:20px}.checkout-steps{display:none}.checkout-layout{gap:15px}.summary-card{position:static}.buyer-card>div{grid-template-columns:1fr}.checkout-item{grid-template-columns:50px 1fr auto;gap:12px}.checkout-item-icon{width:50px;height:50px}.checkout-item>strong{grid-column:2}.checkout-item>button{grid-column:3;grid-row:1}.login-required{grid-column:auto;padding:60px 20px}}