/* Registration Container */
.registration-container {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: 2rem 0;
}

.registration-header {
    text-align: center;
    margin-bottom: 3rem;
}

.registration-title {
    font-size: 3rem;
    font-weight: 800;
    margin-bottom: 1rem;
    background: linear-gradient(135deg, #4A90E2 0%, #ffffff 50%, #FFD700 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: fadeInUp 1s ease;
}

.registration-subtitle {
    font-size: 1.2rem;
    opacity: 0.9;
    margin-bottom: 1rem;
    animation: fadeInUp 1s ease 0.2s both;
}

.registration-benefits {
    display: flex;
    justify-content: center;
    gap: 2rem;
    flex-wrap: wrap;
    margin-top: 1.5rem;
    animation: fadeInUp 1s ease 0.4s both;
}

.benefit-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.95rem;
    opacity: 0.8;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(50px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Form Styling */
.registration-form {
    animation: fadeInUp 1s ease 0.6s both;
}

.form-control {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 12px;
    padding: 1rem;
    color: #ffffff;
    transition: all 0.3s ease;
    font-size: 1rem;
}

.form-control:focus {
    background: rgba(255, 255, 255, 0.1);
    border-color: #4A90E2;
    box-shadow: 0 0 0 0.2rem rgba(74, 144, 226, 0.25);
    color: #ffffff;
}

.form-control::placeholder {
    color: rgba(255, 255, 255, 0.6);
}

.form-control.is-valid {
    border-color: #28a745;
    background: rgba(40, 167, 69, 0.1);
}

.form-control.is-invalid {
    border-color: #dc3545;
    background: rgba(220, 53, 69, 0.1);
}

.form-label {
    font-weight: 500;
    margin-bottom: 0.5rem;
    color: #ffffff;
}

.form-label .required {
    color: #dc3545;
    margin-left: 3px;
}

.form-text {
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.875rem;
    margin-top: 0.25rem;
}

.invalid-feedback {
    color: #dc3545;
    font-size: 0.875rem;
    margin-top: 0.25rem;
}

.valid-feedback {
    color: #28a745;
    font-size: 0.875rem;
    margin-top: 0.25rem;
}

/* Password Strength Indicator */
.password-strength {
    margin-top: 0.5rem;
}

.strength-bar {
    height: 4px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 2px;
    overflow: hidden;
    margin-bottom: 0.5rem;
}

.strength-fill {
    height: 100%;
    transition: all 0.3s ease;
    border-radius: 2px;
}

.strength-text {
    font-size: 0.8rem;
    color: rgba(255, 255, 255, 0.7);
}

/* Buttons */
.btn-primary-custom {
    background: linear-gradient(135deg, #4A90E2 0%, #6BB6FF 100%);
    border: none;
    padding: 1rem 2.5rem;
    font-size: 1.1rem;
    font-weight: 600;
    border-radius: 50px;
    transition: all 0.3s ease;
    text-decoration: none;
    display: inline-block;
    color: white;
    width: 100%;
}

.btn-primary-custom:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 35px rgba(74, 144, 226, 0.4);
    background: linear-gradient(135deg, #6BB6FF 0%, #4A90E2 100%);
    color: white;
}

.btn-outline-custom {
    background: transparent;
    border: 2px solid rgba(255, 255, 255, 0.3);
    padding: 0.8rem 2rem;
    font-size: 1rem;
    font-weight: 600;
    border-radius: 50px;
    transition: all 0.3s ease;
    color: white;
    text-decoration: none;
    display: inline-block;
}

.btn-outline-custom:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: #4A90E2;
    color: white;
    transform: translateY(-2px);
}

/* Google SSO Button */
.google-btn {
    background: #ffffff;
    color: #757575;
    border: 1px solid #dadce0;
    border-radius: 50px;
    padding: 1rem 2rem;
    font-size: 1rem;
    font-weight: 500;
    text-decoration: none;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    transition: all 0.3s ease;
    width: 100%;
    margin-bottom: 1.5rem;
}

.google-btn:hover {
    background: #f8f9fa;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    color: #757575;
    transform: translateY(-2px);
}

.google-btn .google-icon {
    width: 20px;
    height: 20px;
    background-image: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 48 48"><path fill="%234285f4" d="M24 9.5c3.54 0 6.71 1.22 9.21 3.6l6.85-6.85C35.9 2.38 30.47 0 24 0 14.62 0 6.51 5.38 2.56 13.22l7.98 6.19C12.43 13.72 17.74 9.5 24 9.5z"/><path fill="%2334a853" d="M46.98 24.55c0-1.57-.15-3.09-.38-4.55H24v9.02h12.94c-.58 2.96-2.26 5.48-4.78 7.18l7.73 6c4.51-4.18 7.09-10.36 7.09-17.65z"/><path fill="%23fbbc05" d="M10.53 28.59c-.48-1.45-.76-2.99-.76-4.59s.27-3.14.76-4.59l-7.98-6.19C.92 16.46 0 20.12 0 24c0 3.88.92 7.54 2.56 10.78l7.97-6.19z"/><path fill="%23ea4335" d="M24 48c6.48 0 11.93-2.13 15.89-5.81l-7.73-6c-2.15 1.45-4.92 2.3-8.16 2.3-6.26 0-11.57-4.22-13.47-9.91l-7.98 6.19C6.51 42.62 14.62 48 24 48z"/></svg>');
    background-size: contain;
    background-repeat: no-repeat;
}

/* Divider */
.divider {
    text-align: center;
    margin: 2rem 0;
    position: relative;
}

.divider::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 0;
    right: 0;
    height: 1px;
    background: rgba(255, 255, 255, 0.1);
}

.divider span {
    background: linear-gradient(135deg, #0a0e1a 0%, #1a1f3a 50%, #2a2f4a 100%);
    padding: 0 1rem;
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.9rem;
}

/* Terms and Privacy */
.terms-text {
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.7);
    text-align: center;
    margin-top: 1.5rem;
    line-height: 1.5;
}

.terms-text a {
    color: #4A90E2;
    text-decoration: none;
}

.terms-text a:hover {
    text-decoration: underline;
}

/* Success Message */
.success-message {
    display: none;
    text-align: center;
    padding: 2rem;
}

.success-icon {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    background: linear-gradient(135deg, #28a745 0%, #20c997 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    margin: 0 auto 1.5rem;
    animation: scaleIn 0.5s ease;
}

@keyframes scaleIn {
    from {
        transform: scale(0);
    }
    to {
        transform: scale(1);
    }
}

/* Responsive */
@media (max-width: 768px) {
    .registration-title {
        font-size: 2rem;
    }
    
    .registration-benefits {
        flex-direction: column;
        gap: 1rem;
    }
    
    .navbar .d-flex {
        flex-direction: column;
        gap: 1rem;
    }
}

/* Loading States */
.loading {
    pointer-events: none;
    opacity: 0.6;
}

.spinner {
    display: inline-block;
    width: 1rem;
    height: 1rem;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    border-top-color: #fff;
    animation: spin 0.8s linear infinite;
}

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

/* Password toggle button */
.password-toggle {
    position: absolute;
    right: 15px;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    color: rgba(255, 255, 255, 0.6);
    cursor: pointer;
    padding: 0;
    font-size: 1rem;
    transition: color 0.3s ease;
}

.password-toggle:hover {
    color: #4A90E2;
}