/* Footer Component */
.footer {
    background: var(--color-bg);
    border-top: var(--border-width) solid var(--color-border);
    margin-top: var(--space-xxl);
    padding: var(--space-xxl) 0 var(--space-lg);
}

.footer__content {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-xl);
    margin-bottom: var(--space-xl);
}

/* Newsletter Section */
.footer__newsletter {
    max-width: 400px;
}

.footer__newsletter-title {
    margin: 0 0 var(--space-sm) 0;
    font-size: var(--font-size-h3);
    font-weight: var(--font-weight-semibold);
    line-height: var(--line-height-tight);
}

.footer__newsletter-desc {
    margin: 0 0 var(--space-md) 0;
    color: var(--color-secondary);
    line-height: var(--line-height-relaxed);
    font-size: var(--font-size-body);
}

.footer__newsletter-form {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
}

.footer__newsletter-input {
    display: flex;
    flex-direction: column;
    gap: var(--space-xs);
}

.footer__newsletter-input .form-input {
    padding: var(--space-sm);
    border: var(--border-width) solid var(--color-border);
    background: var(--color-bg);
    font-size: var(--font-size-body);
    transition: border-color var(--transition-fast);
}

.footer__newsletter-input .form-input:focus {
    outline: none;
    border-color: var(--color-text);
}

.footer__newsletter-input .btn {
    padding: var(--space-sm) var(--space-md);
    background: var(--color-text);
    color: var(--color-bg);
    border: none;
    font-size: var(--font-size-overline);
    font-weight: var(--font-weight-medium);
    text-transform: uppercase;
    letter-spacing: var(--letter-spacing-wide);
    cursor: pointer;
    transition: opacity var(--transition-fast);
}

.footer__newsletter-input .btn:hover {
    opacity: 0.8;
}

/* Navigation */
.footer__nav {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
}

.footer__nav-title {
    margin: 0;
    font-size: var(--font-size-overline);
    font-weight: var(--font-weight-medium);
    text-transform: uppercase;
    letter-spacing: var(--letter-spacing-wide);
    color: var(--color-text);
}

.nav--footer {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
}

.nav--footer li {
    margin: 0;
}

.nav--footer a {
    color: var(--color-secondary);
    text-decoration: none;
    font-size: var(--font-size-body);
    line-height: var(--line-height-normal);
    transition: color var(--transition-fast);
}

.nav--footer a:hover {
    color: var(--color-text);
}

/* Categories */
.footer__categories {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
}

.footer__categories-title {
    margin: 0;
    font-size: var(--font-size-overline);
    font-weight: var(--font-weight-medium);
    text-transform: uppercase;
    letter-spacing: var(--letter-spacing-wide);
    color: var(--color-text);
}

.footer__categories-list {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
}

.footer__categories-list li {
    margin: 0;
}

.footer__category-link {
    color: var(--color-secondary);
    text-decoration: none;
    font-size: var(--font-size-body);
    line-height: var(--line-height-normal);
    transition: color var(--transition-fast);
}

.footer__category-link:hover {
    color: var(--color-text);
}

/* Contact */
.footer__contact {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
}

.footer__contact-title {
    margin: 0;
    font-size: var(--font-size-overline);
    font-weight: var(--font-weight-medium);
    text-transform: uppercase;
    letter-spacing: var(--letter-spacing-wide);
    color: var(--color-text);
}

.footer__contact-info {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
}

.footer__contact-item {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    color: var(--color-secondary);
    font-size: var(--font-size-body);
}

.footer__contact-item i {
    width: 16px;
    color: var(--color-text);
    flex-shrink: 0;
}

.footer__contact-item a {
    color: inherit;
    text-decoration: none;
    transition: color var(--transition-fast);
}

.footer__contact-item a:hover {
    color: var(--color-text);
}

/* Social Media */
.footer__social {
    display: flex;
    gap: var(--space-md);
    margin-top: var(--space-sm);
}

.footer__social-link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: transparent;
    border: var(--border-width) solid var(--color-border);
    color: var(--color-secondary);
    text-decoration: none;
    transition: all var(--transition-fast);
}

.footer__social-link:hover {
    background: var(--color-text);
    color: var(--color-bg);
    border-color: var(--color-text);
}

.footer__social-link i {
    font-size: 16px;
}

/* Footer Bottom */
.footer__bottom {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
    padding-top: var(--space-lg);
    border-top: var(--border-width) solid var(--color-border);
    text-align: center;
}

.footer__copyright {
    margin: 0;
}

.footer__copyright p {
    margin: 0;
    color: var(--color-secondary);
    font-size: var(--font-size-overline);
    line-height: var(--line-height-normal);
}

.footer__credits {
    margin: 0;
}

.footer__credits p {
    margin: 0;
    color: var(--color-secondary);
    font-size: var(--font-size-overline);
    line-height: var(--line-height-normal);
}

.footer__credits a {
    color: var(--color-text);
    text-decoration: none;
    font-weight: var(--font-weight-medium);
    transition: opacity var(--transition-fast);
}

.footer__credits a:hover {
    opacity: 0.8;
}

/* Utility class for screen readers */
.visually-hidden {
    position: absolute !important;
    width: 1px !important;
    height: 1px !important;
    padding: 0 !important;
    margin: -1px !important;
    overflow: hidden !important;
    clip: rect(0, 0, 0, 0) !important;
    white-space: nowrap !important;
    border: 0 !important;
}

/* Tablet Layout */
@media (min-width: 769px) {
    .footer__content {
        grid-template-columns: 2fr 1fr 1fr 1.5fr;
        gap: var(--space-xl);
    }

    .footer__newsletter-input {
        flex-direction: row;
        gap: var(--space-xs);
    }

    .footer__newsletter-input .form-input {
        flex: 1;
    }

    .footer__newsletter-input .btn {
        white-space: nowrap;
        min-width: 100px;
    }

    .footer__bottom {
        flex-direction: row;
        justify-content: space-between;
        align-items: center;
        text-align: left;
    }
}

/* Desktop Layout */
@media (min-width: 1025px) {
    .footer {
        padding: var(--space-xxl) 0;
    }

    .footer__content {
        gap: var(--space-xxl);
    }

    .footer__social {
        gap: var(--space-sm);
    }

    .footer__social-link {
        width: 44px;
        height: 44px;
    }
}

/* Mobile adjustments */
@media (max-width: 768px) {
    .footer {
        padding: var(--space-xl) 0 var(--space-md);
    }

    .footer__content {
        gap: var(--space-lg);
    }

    .footer__social {
        justify-content: center;
    }
}