:root{--primary-color:#1890ff;--primary-light:#40a9ff;--primary-dark:#096dd9;--gradient-start:#1890ff;--gradient-end:#096dd9}
*{box-sizing:border-box}
body{background:#f0f2f5;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;min-height:100vh;margin:0;padding:0;display:flex;flex-direction:column}
.page-wrapper{flex:1;width:100%;display:flex;align-items:center;justify-content:center;padding:20px;background:linear-gradient(135deg,rgba(24,144,255,.1) 0%,rgba(9,109,217,.1) 100%)}
.auth-container{width:1200px;min-height:800px;background:#fff;border-radius:24px;box-shadow:0 20px 60px rgba(0,0,0,.08);display:flex;overflow:hidden;position:relative;backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);border:1px solid rgba(255,255,255,.2)}
.auth-left{width:50%;background:linear-gradient(135deg,var(--gradient-start),var(--gradient-end));padding:60px;display:flex;flex-direction:column;align-items:center;justify-content:center;position:relative;overflow:hidden}
.auth-left::before{content:'';position:absolute;top:0;left:0;right:0;bottom:0;background:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 1440 320'%3E%3Cpath fill='%23ffffff10' d='M0,96L48,112C96,128,192,160,288,186.7C384,213,480,235,576,213.3C672,192,768,128,864,128C960,128,1056,192,1152,208C1248,224,1344,192,1392,176L1440,160L1440,320L1392,320C1344,320,1248,320,1152,320C1056,320,960,320,864,320C768,320,672,320,576,320C480,320,384,320,288,320C192,320,96,320,48,320L0,320Z'%3E%3C/path%3E%3C/svg%3E");background-size:cover;opacity:.1;animation:waveMove 20s linear infinite}
.auth-left .brand{margin-bottom:40px;text-align:center;position:relative;z-index:1}
.auth-left .brand img{height:60px;margin-bottom:20px}
.auth-right{width:50%;padding:60px 80px;display:flex;flex-direction:column;justify-content:center;position:relative;z-index:1}
.auth-header{text-align:center;margin-bottom:50px;margin-top:-15px}
.auth-header h3{color:#1a1a1a;font-size:32px;font-weight:600;margin:0 0 15px;background:linear-gradient(135deg,var(--primary-color),var(--primary-dark));-webkit-background-clip:text;-webkit-text-fill-color:transparent}
.test-form{background:#fff;padding:50px 40px;border-radius:24px;box-shadow:0 10px 30px rgba(0,0,0,.08);margin-bottom:30px;position:relative;overflow:hidden}
.test-form::before{content:'';position:absolute;top:0;right:0;width:200px;height:200px;background:linear-gradient(135deg,var(--primary-color) 0%,var(--primary-dark) 100%);opacity:.05;border-radius:0 0 0 100%;z-index:0}
.test-form::after{content:'';position:absolute;bottom:0;left:0;width:150px;height:150px;background:linear-gradient(135deg,var(--primary-color) 0%,var(--primary-dark) 100%);opacity:.05;border-radius:0 100% 0 0;z-index:0}
.form-group{margin-bottom:36px;position:relative;z-index:1}
.form-group:last-child{margin-bottom:0}
.input-group{position:relative;display:flex;flex-wrap:nowrap;align-items:stretch;width:100%;background:#f8f9fa;border-radius:14px;transition:all .3s ease}
.input-group:hover{background:#fff;box-shadow:0 4px 12px rgba(0,0,0,.08)}
.input-group-prepend{display:flex;margin-right:-1px}
.input-group-text{display:flex;align-items:center;padding:.75rem 1.2rem;margin-bottom:0;font-size:1.2rem;font-weight:400;line-height:1.5;color:var(--primary-color);text-align:center;white-space:nowrap;background:transparent;border:none;border-radius:14px 0 0 14px}
.form-control{display:block;width:100%;height:56px;padding:.75rem 1.2rem;font-size:1.05rem;font-weight:500;line-height:1.5;color:#495057;background:transparent;border:2px solid transparent;border-radius:0 14px 14px 0;transition:all .3s ease}
.form-control:focus{color:#495057;background-color:#fff;border-color:var(--primary-color);outline:0;box-shadow:none}
.form-control:disabled{background-color:#f8f9fa;opacity:.8}
.random-amount-container{display:flex;justify-content:flex-end;margin-top:10px}
.random-amount-btn{display:inline-flex;align-items:center;gap:4px;padding:4px 10px;font-size:.75rem;font-weight:500;color:var(--primary-color);background:transparent;border:none;border-radius:6px;cursor:pointer;transition:all .3s ease}
.random-amount-btn:hover{color:var(--primary-light)}
.random-amount-btn i{font-size:.9rem}
.btn-group-justified{display:flex;flex-wrap:wrap;gap:16px;justify-content:center;margin-top:2.5rem;width:100%}
.btn-pay{display:inline-flex;align-items:center;justify-content:center;gap:10px;padding:16px 32px;font-size:1.1rem;font-weight:600;text-align:center;text-decoration:none;border-radius:12px;transition:all .3s ease;cursor:pointer;border:none;min-width:140px;position:relative;overflow:hidden;color:#fff}
.btn-pay i{font-size:1.1em}
.btn-pay::before{content:'';position:absolute;top:0;left:0;width:100%;height:100%;background:linear-gradient(45deg,rgba(255,255,255,0) 0%,rgba(255,255,255,.2) 50%,rgba(255,255,255,0) 100%);transform:translateX(-100%);transition:transform .6s ease}
.btn-pay:hover::before{transform:translateX(100%)}
.btn-pay-primary{background:linear-gradient(135deg,var(--primary-color),var(--primary-dark));color:#fff;box-shadow:0 4px 15px rgba(24,144,255,.2)}
.btn-pay-primary:hover{background:linear-gradient(135deg,var(--primary-light),var(--primary-color));transform:translateY(-2px);box-shadow:0 8px 25px rgba(24,144,255,.3);color:#fff}
.btn-pay-primary:active{transform:translateY(0);box-shadow:0 4px 15px rgba(24,144,255,.2)}
.btn{display:inline-block;font-weight:500;text-align:center;vertical-align:middle;cursor:pointer;border:1px solid transparent;padding:12px 24px;font-size:16px;border-radius:12px;transition:all .3s ease}
.btn-outline-danger{color:#dc3545;border-color:#dc3545;background:transparent}
.btn-outline-danger:hover{color:#fff;background-color:#dc3545;border-color:#dc3545;transform:translateY(-2px)}
.btn-primary{background:linear-gradient(135deg,var(--gradient-start),var(--gradient-end));border:none;color:#fff}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 8px 15px rgba(24,144,255,.2);color:#fff}
.quick-links{position:absolute;left:30px;bottom:40px;z-index:10;display:flex;flex-direction:column;gap:15px}
.quick-link-btn{display:flex;align-items:center;padding:12px 20px;background:rgba(255,255,255,.1);backdrop-filter:blur(10px);border-radius:12px;color:#fff;text-decoration:none;transition:all .3s ease;border:1px solid rgba(255,255,255,.2)}
.quick-link-btn:hover{background:rgba(255,255,255,.2);transform:translateX(5px);color:#fff;text-decoration:none;border-color:rgba(255,255,255,.3)}
.quick-link-btn i{font-size:18px;margin-right:10px}
.quick-link-btn span{font-size:14px;font-weight:500}
.copyright{position:sticky;bottom:0;left:0;right:0;background:#fff;padding:15px 0;color:#666;font-size:13px;box-shadow:0 -1px 4px rgba(0,0,0,.03);z-index:1000;border-top:1px solid rgba(0,0,0,.03)}
.copyright .container{display:flex;justify-content:space-between;align-items:center;max-width:1200px;margin:0 auto;padding:0 15px}
.copyright .left-info,.copyright .right-info{display:flex;align-items:center;gap:8px}
.copyright a{color:var(--primary-color);text-decoration:none;transition:all .3s ease}
.copyright a:hover{color:var(--primary-light)}
.confirm-dialog{display:none;position:fixed;top:0;left:0;right:0;bottom:0;background:rgba(0,0,0,.5);z-index:9999;backdrop-filter:blur(5px);-webkit-backdrop-filter:blur(5px)}
.confirm-content{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);width:90%;max-width:420px;background:#fff;border-radius:24px;padding:30px;text-align:center;box-shadow:0 20px 60px rgba(0,0,0,.1);animation:dialogShow .3s ease}
.confirm-icon{width:80px;height:80px;margin:0 auto 20px;background:rgba(24,144,255,.1);border-radius:50%;display:flex;align-items:center;justify-content:center}
.confirm-icon i{font-size:40px;color:var(--primary-color)}
.confirm-title{font-size:24px;font-weight:600;color:#1a1a1a;margin:0 0 15px}
.confirm-text{font-size:16px;color:#666;margin:0 0 30px;line-height:1.6}
.confirm-buttons{display:flex;gap:15px;justify-content:center}
@keyframes dialogShow{from{opacity:0;transform:translate(-50%,-60%)}to{opacity:1;transform:translate(-50%,-50%)}}
body.modal-open{overflow:hidden}
.form-submit{position:relative;z-index:1}
@media(max-width:991px){.auth-container{width:100%;flex-direction:column;border-radius:0;min-height:auto}.auth-left,.auth-right{width:100%;padding:40px 20px}.auth-left{min-height:300px}}
@media(max-width:768px){.page-wrapper{padding:0}.copyright{position:sticky;bottom:0}.copyright .container{flex-direction:column;gap:5px}.copyright .left-info{width:100%;justify-content:center;flex-wrap:wrap;gap:4px;margin-bottom:2px}.copyright .right-info{width:100%;justify-content:center}.copyright .left-info span,.copyright .left-info a,.copyright .right-info{font-size:12px;white-space:nowrap}.quick-links{left:20px;bottom:20px}.quick-link-btn{padding:10px 16px}.quick-link-btn i{font-size:16px}.quick-link-btn span{font-size:13px}.btn-group-justified{flex-direction:column;gap:10px}.btn-pay{width:100%;padding:14px 20px}}