/*
 * Footer Styles - Cloudridge Studios
 * Site footer and scroll-to-top button
 */

/* ===== FOOTER ===== */
.footer {
    background: var(--bg-primary);
    border-top: 1px solid var(--border-light);
    padding: var(--space-16) 0 var(--space-8);
    position: relative;
}

/* ===== FOOTER MAIN ===== */
.footer-main {
    display: grid;
    grid-template-columns: 1.5fr 2fr;
    gap: var(--space-12);
    padding-bottom: var(--space-12);
    border-bottom: 1px solid var(--border-light);
    margin-bottom: var(--space-8);
}

/* ===== FOOTER BRAND ===== */
.footer-brand {
    max-width: 320px;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    margin-bottom: var(--space-4);
}

.footer-logo .logo-icon {
    width: 36px;
    height: 36px;
}

.footer-logo .logo-text {
    font-family: var(--font-display);
    font-size: var(--text-lg);
    font-weight: var(--font-bold);
    color: var(--text-primary);
}

.footer-tagline {
    font-size: var(--text-base);
    color: var(--text-secondary);
    line-height: var(--leading-relaxed);
    margin-bottom: var(--space-6);
}

/* ===== SOCIAL LINKS ===== */
.social-links {
    display: flex;
    gap: var(--space-3);
}

.social-link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: var(--bg-tertiary);
    border-radius: var(--radius-lg);
    color: var(--text-secondary);
    transition: all var(--transition-fast);
}

.social-link:hover {
    background: var(--color-primary);
    color: var(--color-white);
    transform: translateY(-2px);
}

.social-link svg {
    width: 18px;
    height: 18px;
}

/* ===== FOOTER LINKS ===== */
.footer-links {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-8);
}

.footer-column h4 {
    font-size: var(--text-sm);
    font-weight: var(--font-semibold);
    text-transform: uppercase;
    letter-spacing: var(--tracking-wider);
    color: var(--text-primary);
    margin-bottom: var(--space-4);
}

.footer-column ul {
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
}

.footer-column a {
    font-size: var(--text-base);
    color: var(--text-secondary);
    transition: color var(--transition-fast);
}

.footer-column a:hover {
    color: var(--color-primary-bright, var(--color-primary));
}

/* ===== FOOTER BOTTOM ===== */
.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.copyright {
    font-size: var(--text-sm);
    color: var(--text-tertiary);
    margin-bottom: 0;
}

.footer-note {
    font-size: var(--text-sm);
    color: var(--text-tertiary);
    margin-bottom: 0;
}

/* ===== SCROLL TO TOP ===== */
.scroll-to-top {
    position: fixed;
    bottom: var(--space-6);
    right: var(--space-6);
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-primary);
    color: var(--color-white);
    border: none;
    border-radius: var(--radius-lg);
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px);
    transition: all var(--transition-base);
    box-shadow: var(--shadow-lg);
    z-index: var(--z-fixed);
}

.scroll-to-top.is-visible {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.scroll-to-top:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-xl);
}

.scroll-to-top svg {
    width: 24px;
    height: 24px;
}

/* ===== RESPONSIVE ===== */
@media (max-width: 1024px) {
    .footer-main {
        grid-template-columns: 1fr;
        gap: var(--space-10);
    }

    .footer-brand {
        max-width: 100%;
        text-align: center;
    }

    .footer-logo {
        justify-content: center;
    }

    .social-links {
        justify-content: center;
    }

    .footer-links {
        justify-items: center;
        text-align: center;
    }
}

@media (max-width: 768px) {
    .footer {
        padding: var(--space-12) 0 var(--space-6);
    }

    .footer-links {
        grid-template-columns: repeat(2, 1fr);
    }

    .footer-column:last-child {
        grid-column: span 2;
    }

    .footer-bottom {
        flex-direction: column;
        gap: var(--space-2);
        text-align: center;
    }

    .scroll-to-top {
        bottom: var(--space-4);
        right: var(--space-4);
        width: 44px;
        height: 44px;
    }
}

@media (max-width: 480px) {
    .footer-links {
        grid-template-columns: 1fr;
    }

    .footer-column:last-child {
        grid-column: span 1;
    }
}