/* Enhanced Professional Footer Styles */
.footer {
    background:
        radial-gradient(circle at top left, rgba(0, 112, 243, 0.12), transparent 28%),
        radial-gradient(circle at top right, rgba(79, 172, 254, 0.08), transparent 26%),
        linear-gradient(180deg, #06080d 0%, #05070b 100%);
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    padding: 62px 0 28px;
    position: relative;
    overflow: hidden;
}

.footer-grid {
    display: grid;
    grid-template-columns: minmax(280px, 1.45fr) minmax(170px, 0.9fr) minmax(180px, 0.95fr) minmax(230px, 1.1fr);
    gap: 34px;
    margin-bottom: 44px;
    align-items: start;
}

/* All responsive breakpoints are handled in css/responsive.css */

.footer-col-about img {
    height: 48px;
    width: auto;
    margin-bottom: 20px;
}

.footer-col-about p {
    color: rgba(226, 232, 240, 0.78);
    font-size: 0.92rem;
    line-height: 1.8;
    margin-bottom: 22px;
    text-align: left;
    max-width: 360px;
}

.footer-social-links {
    display: flex;
    gap: 10px;
}

.social-icon-btn {
    width: 40px;
    height: 40px;
    border-radius: 12px;
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid rgba(255, 255, 255, 0.09);
    color: #ffffff;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.95rem;
    transition: all 0.3s ease;
}

.social-icon-btn:hover {
    background: var(--primary-color);
    border-color: var(--primary-color);
    transform: translateY(-3px);
    box-shadow: 0 5px 15px rgba(0, 112, 243, 0.4);
}

.footer-col h4 {
    color: #ffffff;
    font-size: 1rem;
    font-weight: 700;
    margin-bottom: 20px;
    position: relative;
    padding-bottom: 10px;
    letter-spacing: 0.01em;
}

.footer-col h4::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 40px;
    height: 2px;
    background: linear-gradient(90deg, var(--primary-color), #4facfe);
    border-radius: 2px;
}

.footer-links-list {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.footer-links-list a {
    color: rgba(226, 232, 240, 0.72);
    font-size: 0.92rem;
    transition: all 0.25s ease;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    width: fit-content;
}

.footer-links-list a:hover {
    color: var(--primary-color);
    transform: translateX(4px);
}

.footer-contact-info {
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.fci-item {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    color: rgba(226, 232, 240, 0.72);
    font-size: 0.9rem;
    line-height: 1.5;
}

.fci-item i {
    color: var(--primary-color);
    margin-top: 3px;
    font-size: 1rem;
    width: 16px;
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.06);
    padding-top: 22px;
    display: flex;
    justify-content: center;
    align-items: center;
    flex-direction: column;
    flex-wrap: wrap;
    gap: 8px;
    text-align: center;
}

.footer-bottom p {
    color: rgba(226, 232, 240, 0.45);
    font-size: 0.84rem;
    margin: 0;
}

.footer-grid .footer-col {
    position: relative;
}

.footer-grid .footer-col:not(.footer-col-about)::before {
    content: '';
    position: absolute;
    left: -18px;
    top: 6px;
    bottom: 6px;
    width: 1px;
    background: linear-gradient(180deg, rgba(255, 255, 255, 0.06), rgba(255, 255, 255, 0.01));
}

.footer-col-about {
    padding-right: 10px;
}

/* Back To Top Floating Button */
.back-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 44px;
    height: 44px;
    background: linear-gradient(135deg, var(--primary-color), #4facfe);
    color: #ffffff;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.1rem;
    box-shadow: 0 8px 24px rgba(0, 112, 243, 0.4);
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transform: translateY(15px);
    transition: all 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    z-index: 9999;
}

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

.back-to-top:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 30px rgba(0, 112, 243, 0.6);
}

/* Floating WhatsApp Button */
.whatsapp-float {
    position: fixed;
    bottom: 30px;
    left: 30px;
    width: 52px;
    height: 52px;
    background: #25d366;
    color: #ffffff;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.6rem;
    box-shadow: 0 8px 24px rgba(37, 211, 102, 0.45);
    z-index: 9999;
    transition: all 0.3s ease;
    text-decoration: none;
    animation: wa-pulse 2s infinite;
}

.whatsapp-float:hover {
    transform: scale(1.1);
    color: #ffffff;
    box-shadow: 0 12px 30px rgba(37, 211, 102, 0.65);
}

@keyframes wa-pulse {
    0% {
        box-shadow: 0 0 0 0 rgba(37, 211, 102, 0.6);
    }
    70% {
        box-shadow: 0 0 0 14px rgba(37, 211, 102, 0);
    }
    100% {
        box-shadow: 0 0 0 0 rgba(37, 211, 102, 0);
    }
}

@media (max-width: 991px) {
    .footer-grid {
        grid-template-columns: 1fr 1fr;
        gap: 28px 24px;
    }

    .footer-grid .footer-col:not(.footer-col-about)::before {
        display: none;
    }
}

@media (max-width: 768px) {
    .footer {
        padding: 52px 0 24px;
    }

    .footer-grid {
        grid-template-columns: 1fr;
        gap: 24px;
        margin-bottom: 34px;
    }

    .footer-col-about p {
        max-width: none;
    }

    .footer-col-about,
    .footer-col {
        padding-right: 0;
    }

    .footer-col h4 {
        margin-bottom: 16px;
    }
}