/* Newsletter Form Component */
.newsletter-form {
    position: relative;
    max-width: 500px;
    margin: 0 auto;
}

.newsletter-form__group {
    display: flex;
    gap: 10px;
    margin-bottom: 10px;
}

.newsletter-form__input {
    flex: 1;
    padding: 12px 16px;
    font-size: 16px;
    border: 1px solid #ddd;
    border-radius: 4px;
    background-color: #fff;
    transition: border-color 0.2s, box-shadow 0.2s;
}

.newsletter-form__input:focus {
    outline: none;
    border-color: #000;
    box-shadow: 0 0 0 2px rgba(0, 0, 0, 0.1);
}

.newsletter-form__input:invalid:not(:placeholder-shown) {
    border-color: #dc3545;
}

.newsletter-form__button {
    padding: 12px 24px;
    font-size: 16px;
    font-weight: 500;
    color: #fff;
    background-color: #000;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    transition: background-color 0.2s, transform 0.1s;
    white-space: nowrap;
}

.newsletter-form__button:hover:not(:disabled) {
    background-color: #333;
}

.newsletter-form__button:active:not(:disabled) {
    transform: translateY(1px);
}

.newsletter-form__button:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

/* Loading State */
.newsletter-form.loading .newsletter-form__input {
    opacity: 0.6;
    pointer-events: none;
}

.newsletter-form.loading .newsletter-form__button::after {
    content: '';
    display: inline-block;
    width: 12px;
    height: 12px;
    margin-left: 8px;
    border: 2px solid #fff;
    border-top-color: transparent;
    border-radius: 50%;
    animation: newsletter-spinner 0.8s linear infinite;
}

@keyframes newsletter-spinner {
    to {
        transform: rotate(360deg);
    }
}

/* Message Styles */
.newsletter-message {
    display: none;
    padding: 12px 16px;
    margin-top: 10px;
    border-radius: 4px;
    font-size: 14px;
    line-height: 1.5;
    animation: newsletter-message-fade-in 0.3s ease-out;
}

@keyframes newsletter-message-fade-in {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.newsletter-message--success {
    color: #0f5132;
    background-color: #d1e7dd;
    border: 1px solid #badbcc;
}

.newsletter-message--error {
    color: #842029;
    background-color: #f8d7da;
    border: 1px solid #f5c2c7;
}

.newsletter-message--info {
    color: #055160;
    background-color: #cff4fc;
    border: 1px solid #b6effb;
}

/* Privacy Policy Checkbox */
.newsletter-form__privacy {
    margin-top: 12px;
    margin-bottom: 16px;
}

.newsletter-form__privacy-label {
    display: flex;
    align-items: flex-start;
    gap: 8px;
    font-size: 14px;
    line-height: 1.5;
    color: #666;
    cursor: pointer;
}

.newsletter-form__privacy-checkbox {
    margin-top: 2px;
    min-width: 16px;
    width: 16px;
    height: 16px;
    cursor: pointer;
}

.newsletter-form__privacy-label a {
    color: inherit;
    text-decoration: underline;
}

.newsletter-form__privacy-label a:hover {
    color: #000;
}

/* Footer variant */
.footer .newsletter-form__privacy-label {
    color: rgba(255, 255, 255, 0.8);
}

.footer .newsletter-form__privacy-label a:hover {
    color: #fff;
}

/* Responsive Design */
@media (max-width: 480px) {
    .newsletter-form__group {
        flex-direction: column;
    }
    
    .newsletter-form__button {
        width: 100%;
    }
}

/* Dark Theme Support */
@media (prefers-color-scheme: dark) {
    .newsletter-form__input {
        background-color: #1a1a1a;
        border-color: #333;
        color: #fff;
    }
    
    .newsletter-form__input:focus {
        border-color: #fff;
        box-shadow: 0 0 0 2px rgba(255, 255, 255, 0.1);
    }
    
    .newsletter-message {
        filter: brightness(0.8);
    }
}

/* Sidebar Newsletter Form Variant */
.sidebar .newsletter-form {
    max-width: none;
}

.sidebar .newsletter-form__group {
    flex-direction: column;
}

.sidebar .newsletter-form__button {
    width: 100%;
}

/* News Page Sidebar Newsletter Form */
.news-layout__sidebar .newsletter-form__group {
    flex-direction: column;
}

.news-layout__sidebar .newsletter-form__button {
    width: 100%;
}

/* Footer Newsletter Form Variant */
.footer .newsletter-form {
    max-width: none;
}

.footer .newsletter-form__input {
    background-color: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.3);
    color: #fff;
}

.footer .newsletter-form__input::placeholder {
    color: rgba(255, 255, 255, 0.7);
}

.footer .newsletter-form__input:focus {
    background-color: rgba(255, 255, 255, 0.15);
    border-color: #fff;
}

.footer .newsletter-form__button {
    background-color: #fff;
    color: #000;
}

.footer .newsletter-form__button:hover:not(:disabled) {
    background-color: #f0f0f0;
}