body{margin:0;background:white}.preview-header{height:92px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid #eee;padding:0 4.3%;font-family:'Helvetica Neue','PingFang SC',sans-serif}.brand{display:flex;align-items:center;gap:20px;text-decoration:none;color:#222}.brand img{height:30px;width:auto}.brand i{height:30px;width:1px;background:#ccc}.brand span{font-size:10px;font-weight:500;letter-spacing:3px;line-height:1.8}.preview-back{font-size:11px;color:#666;text-decoration:none;letter-spacing:1px}.preview-footer{border-top:1px solid #eee;display:flex;justify-content:space-between;gap:20px;padding:23px 4.3%;font:10px 'Helvetica Neue','PingFang SC',sans-serif;color:#888;letter-spacing:1px}main.mv-account{min-height:calc(100svh - 150px)}@media(max-width:600px){.preview-header{height:76px;padding:0 20px}.brand{gap:12px}.brand img{height:24px}.brand i{height:24px}.brand span{font-size:8px;letter-spacing:1.5px}.preview-back{font-size:10px}.preview-footer{padding:20px;font-size:8px}.preview-footer span:last-child{display:none}}