html{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}body{margin:0;min-height:100vh}:root{--color-primary: #00c2c2;--color-primary-hover: #00a0a0;--color-primary-light: rgba(0, 194, 194, .1);--color-text-primary: #333333;--color-text-secondary: #666666;--color-text-muted: #999999;--color-background: #ffffff;--color-card-bg: #ffffff;--color-error: #ff4d4f;--color-success: #52c41a;--color-border: #e0e0e0;--shadow-card: 0 4px 24px rgba(0, 0, 0, .08);--shadow-hover: 0 8px 32px rgba(0, 194, 194, .15);--radius-sm: 8px;--radius-md: 12px;--radius-lg: 16px;--transition-fast: .15s ease;--transition-normal: .3s ease}*{margin:0;padding:0;box-sizing:border-box}.page-container{min-height:100vh;display:flex;flex-direction:column;align-items:center;justify-content:center;padding:24px;position:relative;overflow:hidden;background:linear-gradient(135deg,#f5f7fa,#e4e8ec)}.bg-gradient{position:fixed;top:-50%;left:-50%;width:200%;height:200%;background:radial-gradient(circle at 30% 30%,rgba(0,194,194,.08) 0%,transparent 50%),radial-gradient(circle at 70% 70%,rgba(0,160,160,.06) 0%,transparent 50%);animation:bgFloat 20s ease-in-out infinite;pointer-events:none}@keyframes bgFloat{0%,to{transform:translate(0) rotate(0)}50%{transform:translate(-2%,-2%) rotate(1deg)}}.bg-grid{position:fixed;top:0;left:0;width:100%;height:100%;background-image:linear-gradient(rgba(0,194,194,.03) 1px,transparent 1px),linear-gradient(90deg,rgba(0,194,194,.03) 1px,transparent 1px);background-size:60px 60px;pointer-events:none}.checkout-card{background:var(--color-card-bg);border-radius:var(--radius-lg);box-shadow:var(--shadow-card);padding:40px 48px;max-width:420px;width:100%;position:relative;z-index:1;animation:cardAppear .5s ease-out;transition:box-shadow var(--transition-normal)}.lang-switch{position:absolute;top:16px;right:16px;display:flex;align-items:center;gap:4px;padding:6px 12px;background:var(--color-primary-light);border:1px solid var(--color-border);border-radius:20px;font-size:12px;font-weight:500;cursor:pointer;transition:all var(--transition-fast)}.lang-switch:hover{background:#00c2c226;border-color:var(--color-primary)}.lang-switch .divider{color:var(--color-text-muted);margin:0 2px}.lang-switch span{color:var(--color-text-muted);transition:color var(--transition-fast)}.lang-switch span.active{color:var(--color-primary);font-weight:600}.checkout-card:hover{box-shadow:var(--shadow-hover)}@keyframes cardAppear{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}.brand-section{text-align:center;margin-bottom:32px;padding-bottom:24px;border-bottom:1px solid var(--color-border)}.brand-logo{width:56px;height:56px;margin:0 auto 16px;animation:logoFloat 3s ease-in-out infinite}.brand-logo svg{width:100%;height:100%;filter:drop-shadow(0 4px 12px rgba(0,194,194,.3))}@keyframes logoFloat{0%,to{transform:translateY(0)}50%{transform:translateY(-4px)}}.brand-name{font-size:24px;font-weight:700;color:var(--color-text-primary);margin-bottom:4px;letter-spacing:-.5px}.brand-tagline{font-size:14px;color:var(--color-text-muted);letter-spacing:2px}.status-section{min-height:180px;display:flex;align-items:center;justify-content:center}.status-loading{text-align:center}.pulse-ring{width:80px;height:80px;margin:0 auto 24px;position:relative;display:flex;align-items:center;justify-content:center}.pulse-ring:before{content:"";position:absolute;width:100%;height:100%;border-radius:50%;border:2px solid var(--color-primary);animation:pulseRing 1.5s ease-out infinite}.pulse-ring:after{content:"";position:absolute;width:100%;height:100%;border-radius:50%;border:2px solid var(--color-primary);animation:pulseRing 1.5s ease-out infinite .5s}@keyframes pulseRing{0%{transform:scale(.8);opacity:1}to{transform:scale(1.5);opacity:0}}.pulse-core{width:32px;height:32px;background:linear-gradient(135deg,var(--color-primary) 0%,var(--color-primary-hover) 100%);border-radius:50%;animation:pulseCore 1.5s ease-in-out infinite}@keyframes pulseCore{0%,to{transform:scale(1)}50%{transform:scale(1.1)}}.status-text{font-size:16px;color:var(--color-text-secondary);margin-bottom:16px}.progress-dots{display:flex;justify-content:center;gap:8px}.progress-dots span{width:8px;height:8px;background:var(--color-primary);border-radius:50%;animation:dotBounce 1.4s ease-in-out infinite}.progress-dots span:nth-child(1){animation-delay:0s}.progress-dots span:nth-child(2){animation-delay:.2s}.progress-dots span:nth-child(3){animation-delay:.4s}@keyframes dotBounce{0%,80%,to{transform:scale(.6);opacity:.5}40%{transform:scale(1);opacity:1}}.status-error{text-align:center}.error-icon{width:64px;height:64px;margin:0 auto 16px;color:var(--color-error);animation:errorShake .5s ease-out}.error-icon svg{width:100%;height:100%}@keyframes errorShake{0%,to{transform:translate(0)}20%,60%{transform:translate(-8px)}40%,80%{transform:translate(8px)}}.status-text.error{color:var(--color-error);font-weight:500}.retry-btn{display:inline-flex;align-items:center;gap:8px;padding:12px 24px;background:var(--color-primary);color:#fff;border:none;border-radius:var(--radius-sm);font-size:14px;font-weight:600;cursor:pointer;transition:all var(--transition-fast);margin-top:16px}.status-success{text-align:center}.success-icon{width:64px;height:64px;margin:0 auto 16px;animation:successPop .5s ease-out}.success-icon svg{width:100%;height:100%}@keyframes successPop{0%{transform:scale(0)}50%{transform:scale(1.2)}to{transform:scale(1)}}.status-text.success{color:var(--color-primary);font-weight:600;font-size:18px}.hint-box{display:flex;align-items:center;justify-content:center;gap:8px;padding:12px 16px;background:var(--color-primary-light);border-radius:var(--radius-sm);margin-top:16px}.hint-box svg{width:18px;height:18px;flex-shrink:0}.hint-box span{font-size:13px;color:var(--color-text-secondary)}.security-badges{display:flex;justify-content:center;gap:24px;margin-top:32px;padding-top:24px;border-top:1px solid var(--color-border)}.badge{display:flex;flex-direction:column;align-items:center;gap:6px;color:var(--color-text-muted);transition:color var(--transition-fast)}.badge:hover{color:var(--color-primary)}.badge svg{width:24px;height:24px}.badge span{font-size:11px;letter-spacing:.5px}.footer{margin-top:32px;text-align:center}.footer p{font-size:13px;color:var(--color-text-muted)}.footer strong{color:var(--color-primary);font-weight:600}@media(max-width:480px){.checkout-card{padding:32px 24px}.brand-name{font-size:20px}.security-badges{gap:16px}.badge span{font-size:10px}}.result-card{background:var(--color-card-bg);border-radius:var(--radius-lg);box-shadow:var(--shadow-card);padding:48px;max-width:420px;width:100%;position:relative;z-index:1;text-align:center;animation:cardAppear .5s ease-out}.result-icon{width:80px;height:80px;margin:0 auto 24px;animation:successPop .6s ease-out}.result-icon svg{width:100%;height:100%}.result-title{font-size:24px;font-weight:700;color:var(--color-primary);margin-bottom:12px}.result-title.fail{color:#ff6b6b}.result-message{font-size:15px;color:var(--color-text-secondary);line-height:1.6;margin-bottom:24px}.result-hint{display:flex;align-items:center;justify-content:center;gap:8px;padding:14px 18px;background:var(--color-primary-light);border-radius:var(--radius-sm);margin-top:20px}.result-hint svg{width:18px;height:18px;flex-shrink:0}.result-hint span{font-size:13px;color:var(--color-text-secondary)}.brand-footer{margin-top:32px;padding-top:20px;border-top:1px solid var(--color-border);font-size:13px;color:var(--color-text-muted)}.brand-footer strong{color:var(--color-primary);font-weight:600;margin-left:4px}.success-bg{background:radial-gradient(circle at 30% 30%,rgba(0,194,194,.12) 0%,transparent 50%),radial-gradient(circle at 70% 70%,rgba(82,196,26,.08) 0%,transparent 50%)}.fail-bg{background:radial-gradient(circle at 30% 30%,rgba(255,107,107,.1) 0%,transparent 50%),radial-gradient(circle at 70% 70%,rgba(255,77,79,.08) 0%,transparent 50%)}.fail-icon{animation:errorShake .5s ease-out}.retry-btn{display:inline-flex;align-items:center;gap:8px;padding:14px 28px;background:var(--color-primary);color:#fff;border:none;border-radius:var(--radius-sm);font-size:15px;font-weight:600;cursor:pointer;transition:all var(--transition-fast)}.retry-btn:hover{background:var(--color-primary-hover);transform:translateY(-2px);box-shadow:0 4px 12px #00c2c24d}.retry-btn svg{width:16px;height:16px}
