:root {
    --modal-primary: #5a54e9;
    --modal-primary-dark: #3a369e;
    --modal-primary-light: #7b73f0;
    --modal-success: #10b981;
    --modal-danger: #ef4444;
    --modal-bg: #ffffff;
    --modal-text: #1f2937;
    --modal-gray: #6b7280;
    --modal-border: #e5e7eb;
    --modal-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
    --modal-gradient: linear-gradient(135deg, var(--modal-primary) 0%, var(--modal-primary-light) 100%);
}

/* Modal Container */
.newsletter-modal .modal-dialog {
    max-width: 450px;
    margin: 1.75rem auto;
}

.newsletter-modal .modal-content {
    border: none;
    border-radius: 20px;
    box-shadow: var(--modal-shadow);
    overflow: hidden;
    position: relative;
}

.newsletter-modal .modal-content::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 5px;
    background: var(--modal-gradient);
}

/* Modal Header */
.newsletter-modal .modal-header {
    background: linear-gradient(135deg, #fafbff 0%, #f8f9ff 100%);
    padding: 2rem 2rem 1.5rem;
    position: relative;
}

.newsletter-modal .modal-header-content {
    padding-right: 2.5rem;
}

.newsletter-modal .modal-icon {
    width: 60px;
    height: 60px;
    background: var(--modal-gradient);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1rem;
    box-shadow: 0 10px 25px rgba(90, 84, 233, 0.3);
}

.newsletter-modal .modal-icon i {
    font-size: 1.5rem;
    color: white;
}

.newsletter-modal .modal-title {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--modal-text);
    margin-bottom: 0.5rem;
    background: var(--modal-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.newsletter-modal .modal-subtitle {
    color: var(--modal-gray);
    font-size: 0.95rem;
    margin-bottom: 0;
}

/* Custom Close Button */
.btn-close-custom {
    position: absolute;
    top: 1rem;
    right: 1rem;
    width: 35px;
    height: 35px;
    background: rgba(90, 84, 233, 0.1);
    border: none;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--modal-primary);
    transition: all 0.3s ease;
    z-index: 1;
}

.btn-close-custom:hover {
    background: var(--modal-primary);
    color: white;
    transform: rotate(90deg);
}

/* Modal Body */
.newsletter-modal .modal-body {
    padding: 1.5rem 2rem 2rem;
}

/* Benefits Section */
.newsletter-benefits {
    margin-bottom: 2rem;
}

.benefit-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 0.75rem;
    padding: 0.5rem 0;
}

.benefit-item:last-child {
    margin-bottom: 0;
}

.benefit-item i {
    color: var(--modal-success);
    font-size: 1rem;
    flex-shrink: 0;
}

.benefit-item span {
    color: var(--modal-text);
    font-size: 0.9rem;
    font-weight: 500;
}

/* Form Styling */
.newsletter-form {
    margin-bottom: 1rem;
}

.form-group-custom {
    margin-bottom: 1.25rem;
}

.input-group-custom {
    position: relative;
}

.input-icon {
    position: absolute;
    left: 1rem;
    top: 50%;
    transform: translateY(-50%);
    color: var(--modal-gray);
    font-size: 0.9rem;
    z-index: 2;
}

.form-control-custom {
    width: 100%;
    padding: 0.875rem 1rem 0.875rem 2.5rem;
    border: 2px solid var(--modal-border);
    border-radius: 12px;
    font-size: 0.95rem;
    background: #fafbfc;
    transition: all 0.3s ease;
    outline: none;
}

.form-control-custom:focus {
    border-color: var(--modal-primary);
    background: white;
    box-shadow: 0 0 0 3px rgba(90, 84, 233, 0.1);
}

.form-control-custom::placeholder {
    color: var(--modal-gray);
}

/* Checkbox Styling */
.form-check-custom {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    margin-top: 0.5rem;
}

.form-check-input-custom {
    width: 18px;
    height: 18px;
    border: 2px solid var(--modal-border);
    border-radius: 4px;
    margin-top: 2px;
    flex-shrink: 0;
    cursor: pointer;
}

.form-check-input-custom:checked {
    background: var(--modal-gradient);
    border-color: var(--modal-primary);
}

.form-check-label-custom {
    font-size: 0.85rem;
    color: var(--modal-gray);
    line-height: 1.4;
    cursor: pointer;
    margin-bottom: 0;
}

/* Submit Button */
.btn-subscribe {
    background: var(--modal-gradient);
    border: none;
    border-radius: 12px;
    padding: 0.875rem 1.5rem;
    font-size: 1rem;
    font-weight: 600;
    color: white;
    position: relative;
    overflow: hidden;
    transition: all 0.3s ease;
    margin-top: 0.5rem;
}

.btn-subscribe:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(90, 84, 233, 0.4);
    color: white;
}

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

.btn-subscribe:disabled {
    opacity: 0.7;
    transform: none;
    box-shadow: none;
}

/* Success Message */
.success-message {
    text-align: center;
    padding: 2rem 1rem;
}

.success-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--modal-success) 0%, #34d399 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1rem;
    box-shadow: 0 10px 25px rgba(16, 185, 129, 0.3);
    animation: successPulse 0.6s ease-out;
}

.success-icon i {
    font-size: 2rem;
    color: white;
}

.success-message h6 {
    color: var(--modal-text);
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.success-message p {
    color: var(--modal-gray);
    font-size: 0.95rem;
    margin-bottom: 0;
}

/* Modal Footer */
.newsletter-modal .modal-footer {
    background: #fafbfc;
    padding: 1rem 2rem 1.5rem;
    text-align: center;
}

.newsletter-modal .modal-footer small {
    font-size: 0.8rem;
    color: var(--modal-gray);
}

.newsletter-modal .modal-footer i {
    color: var(--modal-primary);
    margin-right: 0.25rem;
}

/* Animations */
@keyframes successPulse {
    0% {
        transform: scale(0.8);
        opacity: 0;
    }
    50% {
        transform: scale(1.1);
    }
    100% {
        transform: scale(1);
        opacity: 1;
    }
}

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

.newsletter-modal .modal-content {
    animation: slideInUp 0.4s ease-out;
}

/* Responsive Design */
@media (max-width: 576px) {
    .newsletter-modal .modal-dialog {
        margin: 0.5rem;
        max-width: none;
    }
    
    .newsletter-modal .modal-header {
        padding: 1.5rem 1.5rem 1rem;
    }
    
    .newsletter-modal .modal-body {
        padding: 1rem 1.5rem 1.5rem;
    }
    
    .newsletter-modal .modal-footer {
        padding: 0.75rem 1.5rem 1rem;
    }
    
    .newsletter-modal .modal-title {
        font-size: 1.25rem;
    }
    
    .modal-icon {
        width: 50px;
        height: 50px;
    }
    
    .modal-icon i {
        font-size: 1.25rem;
    }
}

/* Loading States */
.btn-loading {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
}

.btn-loading i {
    animation: spin 1s linear infinite;
}

@keyframes spin {
    from {
        transform: rotate(0deg);
    }
    to {
        transform: rotate(360deg);
    }
}