/* ================================================
   MODERN FOOTER WITH 3D LAYERED DESIGN
   ================================================ */

.site-footer {
    position: relative;
    background: linear-gradient(135deg, #0f1419 0%, #1a1f2e 50%, #0d3b66 100%);
    color: #e0e0e0;
    padding: 4rem 0 0;
    margin-top: 5rem;
    overflow: hidden;
}

/* FOOTER BACKGROUND EFFECT */
.footer-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
        radial-gradient(circle at 20% 50%, rgba(37, 150, 190, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 80%, rgba(253, 153, 9, 0.08) 0%, transparent 50%);
    pointer-events: none;
}

.site-footer .container {
    position: relative;
    z-index: 2;
}

/* FOOTER GRID LAYOUT */
.footer-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 3rem;
    margin-bottom: 2rem;
    padding: 3rem 0;
}

/* FOOTER COLUMN STYLING */
.footer-col {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    transition: transform 0.3s ease;
}

.footer-col:hover {
    transform: translateY(-5px);
}

/* COLUMN 1 - BRANDING */
.footer-col-1 {
    gap: 1.5rem;
}

.footer-logo {
    max-width: 150px;
    height: auto;
    display: block;
    filter: brightness(1.2);
}

.footer-desc {
    color: #b0b0b0;
    line-height: 1.8;
    font-size: 0.95rem;
}

/* SOCIAL LINKS */
.social-links {
    display: flex;
    gap: 1rem;
    margin-top: 0.5rem;
}

.social-link {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: rgba(37, 150, 190, 0.15);
    border: 2px solid transparent;
    border-radius: 50%;
    color: var(--secondary);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    text-decoration: none;
}

.social-link:hover {
    background: var(--secondary);
    color: white;
    border-color: var(--secondary);
    transform: translateY(-3px);
}

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

/* FOOTER TITLES */
.footer-title {
    font-size: 1.1rem;
    font-weight: 700;
    color: white;
    position: relative;
    padding-bottom: 0.8rem;
}

.footer-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 40px;
    height: 3px;
    background: linear-gradient(90deg, var(--secondary), var(--primary));
    border-radius: 2px;
}

/* FOOTER LINKS */
.footer-links {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 0.8rem;
}

.footer-links a {
    color: #b0b0b0;
    text-decoration: none;
    transition: all 0.3s ease;
    display: inline-block;
    position: relative;
}

.footer-links a::before {
    content: '→';
    position: absolute;
    left: -20px;
    opacity: 0;
    transition: all 0.3s ease;
    color: var(--secondary);
}

.footer-links a:hover {
    color: var(--secondary);
    padding-left: 15px;
}

.footer-links a:hover::before {
    opacity: 1;
    left: 0;
}

/* CONTACT INFO */
.footer-contact {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.footer-contact p {
    color: #b0b0b0;
    display: flex;
    align-items: center;
    gap: 0.8rem;
    font-size: 0.95rem;
}

.contact-icon {
    font-size: 1.2rem;
}

/* WHATSAPP BUTTON */
.whatsapp-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.8rem 1.5rem;
    background: linear-gradient(135deg, #25d366, #128c7e);
    color: white;
    text-decoration: none;
    border-radius: 8px;
    font-weight: 600;
    font-family: 'Poppins', sans-serif;
    transition: all 0.3s ease;
    margin-top: 1rem;
    font-size: 0.9rem;
}

.whatsapp-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(37, 213, 102, 0.4);
    background: linear-gradient(135deg, #128c7e, #075e54);
}

.whatsapp-icon {
    width: 20px;
    height: 20px;
    flex-shrink: 0;
}

.footer-whatsapp-text {
    color: #b0b0b0;
    font-size: 0.9rem;
}

/* FOOTER DIVIDER */
.footer-divider {
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(253, 153, 9, 0.3), transparent);
    margin: 2rem 0;
}

/* FOOTER BOTTOM */
.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 2rem 0;
    color: #888;
    font-size: 0.9rem;
    flex-wrap: wrap;
    gap: 2rem;
}

.footer-links-bottom {
    display: flex;
    gap: 1rem;
}

.footer-links-bottom a {
    color: #b0b0b0;
    text-decoration: none;
    transition: color 0.3s ease;
}

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

/* ================================================
   RESPONSIVE DESIGN
   ================================================ */

@media (max-width: 1200px) {
    .footer-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 2.5rem;
    }
}

@media (max-width: 768px) {
    .site-footer {
        padding: 3rem 0 0;
        margin-top: 3rem;
    }

    .footer-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
        padding: 2rem 0;
    }

    .footer-bottom {
        flex-direction: column;
        text-align: center;
        gap: 1rem;
    }

    .footer-links-bottom {
        justify-content: center;
    }

    .footer-newsletter {
        flex-direction: column;
    }

    .footer-newsletter input,
    .footer-newsletter button {
        width: 100%;
    }

    .footer-newsletter button {
        white-space: normal;
    }

    .social-links {
        justify-content: flex-start;
    }
}

@media (max-width: 480px) {
    .footer-col {
        gap: 0.8rem;
    }

    .footer-title {
        font-size: 1rem;
    }

    .footer-logo {
        max-width: 120px;
    }

    .social-link {
        width: 36px;
        height: 36px;
    }

    .social-link svg {
        width: 16px;
        height: 16px;
    }

    .footer-links a::before {
        display: none;
    }

    .whatsapp-btn {
        font-size: 0.85rem;
        padding: 0.7rem 1.2rem;
    }

    .whatsapp-icon {
        width: 18px;
        height: 18px;
    }
}