/* ============================================
   ProCode EduPulse — Footer Styles
   ============================================ */

.footer {
    background: var(--bg-secondary);
    border-top: 1px solid var(--border-subtle);
    padding: var(--space-16) 0 0 0;
    margin-top: var(--space-16);
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 2fr;
    gap: var(--space-12);
    margin-bottom: var(--space-12);
}

.footer-brand-section {
    display: flex;
    flex-direction: column;
    gap: var(--space-6);
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    font-size: var(--text-xl);
    font-weight: var(--font-bold);
    color: var(--text-primary);
    text-decoration: none;
}

.footer-logo img {
    height: 36px;
}

.footer-tagline {
    color: var(--text-secondary);
    line-height: 1.6;
    max-width: 300px;
}

.footer-socials {
    display: flex;
    gap: var(--space-4);
}

.footer-socials a {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--bg-tertiary);
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s;
    text-decoration: none;
    border: 1px solid var(--border-subtle);
}

.footer-socials a:hover {
    background: var(--brand-primary);
    color: white;
    transform: translateY(-3px);
    box-shadow: 0 5px 15px rgba(0, 120, 212, 0.3);
}

.footer-title {
    color: var(--text-primary);
    font-size: var(--text-sm);
    font-weight: var(--font-bold);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: var(--space-6);
}

.footer-links {
    list-style: none;
    padding: 0;
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
}

.footer-links a {
    color: var(--text-secondary);
    text-decoration: none;
    transition: color 0.2s;
    font-size: var(--text-sm);
}

.footer-links a:hover {
    color: var(--brand-primary-light);
}

/* App Section */
.footer-app-section {
    background: var(--bg-tertiary);
    padding: var(--space-6);
    border-radius: var(--radius-xl);
    border: 1px solid var(--border-subtle);
    display: flex;
    flex-direction: column;
    gap: var(--space-4);
}

.footer-app-text {
    color: var(--text-secondary);
    font-size: var(--text-sm);
    line-height: 1.5;
}

.footer-install-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-3);
    padding: var(--space-4);
    background: var(--brand-primary);
    color: white;
    border: none;
    border-radius: var(--radius-lg);
    font-weight: var(--font-bold);
    cursor: pointer;
    transition: all 0.3s;
    box-shadow: 0 10px 20px rgba(0, 120, 212, 0.2);
}

.footer-install-btn:hover {
    background: #0086ea;
    transform: translateY(-2px);
    box-shadow: 0 15px 30px rgba(0, 120, 212, 0.3);
}

.footer-app-badges {
    display: flex;
    gap: var(--space-4);
    margin-top: var(--space-2);
}

.badge-item {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    font-size: 11px;
    color: var(--text-muted);
    font-weight: var(--font-medium);
}

.badge-item i {
    color: var(--color-success);
}

/* Footer Bottom */
.footer-bottom {
    border-top: 1px solid var(--border-subtle);
    padding: var(--space-8) 0;
    background: var(--bg-primary);
}

.footer-bottom-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    color: var(--text-muted);
    font-size: var(--text-xs);
}

.footer-bottom-links {
    display: flex;
    gap: var(--space-6);
}

.footer-bottom-links a {
    color: var(--text-muted);
    text-decoration: none;
}

.footer-bottom-links a:hover {
    color: var(--text-secondary);
}

/* Responsiveness */
@media (max-width: 1024px) {
    .footer-grid {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 640px) {
    .footer-grid {
        grid-template-columns: 1fr;
        gap: var(--space-10);
    }
    
    .footer-bottom-content {
        flex-direction: column;
        gap: var(--space-4);
        text-align: center;
    }
    
    .footer-brand-section {
        align-items: center;
        text-align: center;
    }
    
    .footer-tagline {
        margin: 0 auto;
    }
}