* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html, body {
    height: 100%;
    width: 100%;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: auto;
}

.register-wrapper {
    width: 100%;
  min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
}

.register-container {
    width: 100%;
    max-width: 480px;
    background: white;
    border-radius: 12px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
    overflow: hidden;
    animation: slideUp 0.4s ease-out;
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(30px);
  }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.register-header {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 40px 30px;
    text-align: center;
}

.register-logo {
    width: 60px;
    height: 60px;
    margin-bottom: 20px;
    border-radius: 12px;
    background: rgba(255, 255, 255, 0.1);
    padding: 10px;
    display: block;
    margin-left: auto;
    margin-right: auto;
}

.register-header h1 {
    font-size: 24px;
    font-weight: 600;
    margin-bottom: 8px;
    letter-spacing: -0.5px;
}

.register-header p {
    font-size: 14px;
    opacity: 0.9;
    font-weight: 400;
}

.register-content {
    padding: 40px 30px;
}

.form-group {
    margin-bottom: 20px;
}

.form-label {
    display: block;
    font-size: 13px;
    font-weight: 600;
    color: #1f2937;
    margin-bottom: 8px;
    text-transform: uppercase;
 letter-spacing: 0.5px;
}

.form-control {
  width: 100%;
    padding: 12px 16px;
  font-size: 14px;
    border: 1.5px solid #e5e7eb;
    border-radius: 8px;
    transition: all 0.3s ease;
    background: #f9fafb;
 font-family: inherit;
}

.form-control:focus {
    outline: none;
    border-color: #667eea;
    background: white;
    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
}

.form-control::placeholder {
    color: #9ca3af;
}

.form-group-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 15px;
}

.form-group-full {
    grid-column: 1 / -1;
}

.password-strength {
    font-size: 12px;
    margin-top: 6px;
    padding: 6px 10px;
    border-radius: 4px;
    display: none;
}

.password-strength.show {
    display: block;
}

.strength-weak {
    background-color: #fee2e2;
    color: #991b1b;
}

.strength-medium {
    background-color: #fef3c7;
    color: #92400e;
}

.strength-strong {
    background-color: #dcfce7;
    color: #166534;
}

.btn-register {
    width: 100%;
    padding: 12px 16px;
    font-size: 14px;
    font-weight: 600;
    color: white;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border: none;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.3s ease;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-top: 10px;
    margin-bottom: 20px;
}

.btn-register:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(102, 126, 234, 0.3);
}

.btn-register:active {
  transform: translateY(0);
}

.btn-register:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
}

.alert {
    padding: 12px 16px;
    border-radius: 8px;
    margin-bottom: 20px;
    font-size: 13px;
    line-height: 1.5;
    border-left: 4px solid;
}

.alert-danger {
    background-color: #fee2e2;
    color: #991b1b;
    border-left-color: #dc2626;
}

.alert-info {
 background-color: #dbeafe;
    color: #1e40af;
    border-left-color: #3b82f6;
}

.field-validation-error {
    display: block;
    color: #dc2626;
    font-size: 12px;
    margin-top: 6px;
    font-weight: 500;
}

.register-footer {
    border-top: 1px solid #e5e7eb;
    padding-top: 20px;
    text-align: center;
    font-size: 13px;
    color: #6b7280;
}

.register-footer a {
    color: #667eea;
    text-decoration: none;
    font-weight: 600;
    transition: color 0.2s ease;
}

.register-footer a:hover {
    color: #764ba2;
    text-decoration: underline;
}

.register-footer p {
    margin: 0;
}

.divider {
    text-align: center;
    margin: 20px 0;
    font-size: 12px;
    color: #9ca3af;
}

.security-badge {
    text-align: center;
    font-size: 11px;
    color: #9ca3af;
    margin-top: 20px;
    padding-top: 20px;
    border-top: 1px solid #e5e7eb;
}

.security-badge svg {
    display: inline-block;
    width: 14px;
    height: 14px;
    margin-right: 4px;
    vertical-align: -2px;
}

.spinner {
    display: inline-block;
    width: 14px;
    height: 14px;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-top-color: white;
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
    margin-right: 8px;
    vertical-align: middle;
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

@media (max-width: 480px) {
    .register-container {
        border-radius: 0;
    }
    .register-header {
        padding: 30px 20px;
    }
    .register-content {
        padding: 30px 20px;
    }
    .register-header h1 {
        font-size: 20px;
    }
  .form-group-row {
        grid-template-columns: 1fr;
    }
}