*{box-sizing: border-box;}
.login-container { width: 400px; max-width: 400px; background: white; border-radius: 12px; box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1); overflow: hidden; margin: 4% auto;        }
.login-card { padding: 40px 30px;        }
.login-title { text-align: center; font-size: 28px; font-weight: 600; color: #333; margin-bottom: 8px;        }
.login-subtitle { text-align: center; font-size: 16px; color: #666; margin-bottom: 30px;        }
.login-section { margin-top: 20px;        }
.login-heading { font-size: 20px; font-weight: 600; color: #333; margin-bottom: 8px; text-align: center;        }
.login-instruction { color: #666; font-size: 14px; text-align: center; margin-bottom: 30px; line-height: 1.5;        }
.form-group { margin-bottom: 20px;        }
.form-input { width: 100%; padding: 12px 16px; border: 2px solid #e1e5e9; border-radius: 8px; font-size: 16px; transition: all 0.3s ease; background: #fafbfc;        }
.form-input:focus { outline: none; border-color: #007bff; background: white; box-shadow: 0 0 0 3px rgba(0, 123, 255, 0.1);        }
.form-input.error { border-color: #dc3545; background: #fff5f5;        }
.form-input.success { border-color: #28a745; background: #f8fff9;        }
.btn-continue { width: 100%; padding: 12px; background: #007bff; color: white; border: none; border-radius: 8px; font-size: 16px; font-weight: 600; cursor: pointer; transition: all 0.3s ease; margin-bottom: 20px;        }
.btn-continue:hover { background: #0056b3; transform: translateY(-1px);        }
.btn-continue:disabled { background: #6c757d; cursor: not-allowed; transform: none;        }
.btn-continue.loading { position: relative; color: transparent;        }
.btn-continue.loading::after { content: ''; position: absolute; top: 50%; left: 50%; width: 20px; height: 20px; margin: -10px 0 0 -10px; border: 2px solid #ffffff; border-radius: 50%; border-top-color: transparent; animation: spin 1s linear infinite;        }
@keyframes spin { to { transform: rotate(360deg); }
   }
.login-links { text-align: center; margin-top: 20px;        }
.agreement-links { display: flex; justify-content: center; align-items: center; gap: 10px;        }
.privacy-link { color: #007bff; text-decoration: none; font-size: 14px; transition: color 0.3s ease;        }
.privacy-link:hover { color: #0056b3; text-decoration: underline;        }
.separator { color: #ccc; font-size: 14px;        }
.back-link { display: inline-block; color: #007bff; text-decoration: none; font-size: 14px; margin-bottom: 20px; transition: color 0.3s ease;        }
.back-link:hover { color: #0056b3; text-decoration: underline;        }
.countdown { color: #666; font-size: 12px; text-align: center; margin-top: 10px;        }
.resend-link { color: #007bff; text-decoration: none; font-size: 14px; cursor: pointer; transition: color 0.3s ease;        }
.resend-link:hover { color: #0056b3; text-decoration: underline;        }
.resend-link.disabled { color: #ccc; cursor: not-allowed;        }
.step-indicator { display: flex; justify-content: center; margin-bottom: 30px;        }
.step { width: 30px; height: 30px; border-radius: 50%; background: #e1e5e9; color: #666; display: flex; align-items: center; justify-content: center; font-size: 14px; font-weight: 600; margin: 0 10px; transition: all 0.3s ease;        }
.step.active { background: #007bff; color: white;        }
.step.completed { background: #28a745; color: white;        }
.step-line { width: 40px; height: 2px; background: #e1e5e9; margin: 14px 0;        }
.step-line.completed { background: #28a745;        }