.register-container{min-height:100vh;background:linear-gradient(135deg,#667eea 0%,#764ba2 100%);display:flex;align-items:center;justify-content:center;padding:2rem 1rem;position:relative;overflow:hidden}.register-container:before{content:"";position:absolute;top:0;left:0;right:0;bottom:0;background:url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="grain" width="100" height="100" patternUnits="userSpaceOnUse"><circle cx="25" cy="25" r="1" fill="white" opacity="0.1"/><circle cx="75" cy="75" r="1" fill="white" opacity="0.1"/><circle cx="50" cy="10" r="0.5" fill="white" opacity="0.1"/><circle cx="10" cy="50" r="0.5" fill="white" opacity="0.1"/><circle cx="90" cy="30" r="0.5" fill="white" opacity="0.1"/></pattern></defs><rect width="100" height="100" fill="url(%23grain)"/></svg>');pointer-events:none}.register-card{background:rgba(255,255,255,.95);-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);border-radius:20px;box-shadow:0 20px 40px #0000001a;border:1px solid rgba(255,255,255,.2);width:100%;max-width:480px;padding:3rem 2rem;position:relative;z-index:2;animation:slideInUp .6s ease-out}@keyframes slideInUp{0%{opacity:0;transform:translateY(30px)}to{opacity:1;transform:translateY(0)}}.register-header{text-align:center;margin-bottom:2rem}.register-title{font-size:2rem;font-weight:700;color:#1a202c;margin-bottom:.5rem}.register-subtitle{color:#718096;font-size:1rem;line-height:1.5}.social-login-section{margin-bottom:2rem}.social-button{width:100%;padding:.875rem 1rem;border:2px solid #e2e8f0;border-radius:12px;background:white;color:#4a5568;font-weight:500;font-size:.875rem;display:flex;align-items:center;justify-content:center;gap:.75rem;transition:all .2s ease;cursor:pointer;margin-bottom:.75rem;position:relative;overflow:hidden}.social-button:before{content:"";position:absolute;top:0;left:-100%;width:100%;height:100%;background:linear-gradient(90deg,transparent,rgba(255,255,255,.4),transparent);transition:left .5s ease}.social-button:hover:before{left:100%}.social-button:hover{border-color:#cbd5e0;transform:translateY(-2px);box-shadow:0 4px 12px #0000001a}.social-button:active{transform:translateY(0)}.social-button.google:hover{border-color:#ea4335;color:#ea4335}.social-button.microsoft:hover{border-color:#0078d4;color:#0078d4}.social-button.apple:hover{border-color:#000;color:#000}.social-button.phone:hover{border-color:#38a169;color:#38a169}.social-button.line:hover{border-color:#00c300;color:#00c300}.social-icon{width:20px;height:20px;flex-shrink:0}.divider{display:flex;align-items:center;margin:2rem 0;color:#a0aec0;font-size:.875rem}.divider:before,.divider:after{content:"";flex:1;height:1px;background:#e2e8f0}.divider span{padding:0 1rem;background:rgba(255,255,255,.95)}.register-form,.form-group{margin-bottom:1.5rem}.form-label{display:block;font-weight:500;color:#4a5568;margin-bottom:.5rem;font-size:.875rem}.form-input{width:100%;padding:.875rem 1rem;border:2px solid #e2e8f0;border-radius:12px;font-size:1rem;transition:all .2s ease;background:white}.form-input:focus{outline:none;border-color:#667eea;box-shadow:0 0 0 3px #667eea1a}.form-input::-moz-placeholder{color:#a0aec0}.form-input::placeholder{color:#a0aec0}.form-select{background-image:url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 20 20'%3e%3cpath stroke='%236b7280' stroke-linecap='round' stroke-linejoin='round' stroke-width='1.5' d='m6 8 4 4 4-4'/%3e%3c/svg%3e");background-position:right .5rem center;background-repeat:no-repeat;background-size:1.5em 1.5em;padding-right:2.5rem;cursor:pointer}.submit-button{width:100%;padding:.875rem 1rem;background:linear-gradient(135deg,#667eea 0%,#764ba2 100%);color:#fff;border:none;border-radius:12px;font-weight:600;font-size:1rem;cursor:pointer;transition:all .2s ease;position:relative;overflow:hidden}.submit-button:before{content:"";position:absolute;top:0;left:-100%;width:100%;height:100%;background:linear-gradient(90deg,transparent,rgba(255,255,255,.2),transparent);transition:left .5s ease}.submit-button:hover:before{left:100%}.submit-button:hover{transform:translateY(-2px);box-shadow:0 8px 25px #667eea4d}.submit-button:active{transform:translateY(0)}.submit-button:disabled{opacity:.6;cursor:not-allowed;transform:none}.register-footer{text-align:center;color:#718096;font-size:.875rem}.register-footer a{color:#667eea;text-decoration:none;font-weight:500;transition:color .2s ease}.register-footer a:hover{color:#764ba2;text-decoration:underline}.loading{display:inline-flex;align-items:center;gap:.5rem}.loading-spinner{width:16px;height:16px;border:2px solid transparent;border-top:2px solid currentColor;border-radius:50%;animation:spin 1s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.phone-input-group{display:flex;gap:.5rem}.country-select{width:120px;flex-shrink:0}.phone-number-input{flex:1}.form-input.error{border-color:#e53e3e;box-shadow:0 0 0 3px #e53e3e1a}.error-message{color:#e53e3e;font-size:.75rem;margin-top:.25rem;display:flex;align-items:center;gap:.25rem}.form-input.success{border-color:#38a169;box-shadow:0 0 0 3px #38a1691a}.success-message{color:#38a169;font-size:.75rem;margin-top:.25rem;display:flex;align-items:center;gap:.25rem}@media (max-width: 640px){.register-container{padding:1rem}.register-card{padding:2rem 1.5rem;border-radius:16px}.register-title{font-size:1.75rem}.social-button{padding:.75rem;font-size:.8rem}.form-input,.submit-button{padding:.75rem}}@media (max-width: 480px){.phone-input-group{flex-direction:column}.country-select{width:100%}}@media (prefers-reduced-motion: reduce){.register-card,.social-button,.submit-button,.form-input{animation:none;transition:none}}@media (prefers-contrast: high){.register-card{background:white;border:2px solid #000}.social-button,.form-input{border-color:#000}}