/* Tận dụng hệ màu từ file style.css chính */
.site-footer {
    background: #0f172a; /* var(--dark) */
    color: #ffffff;
    padding: 80px 0 0 0;
    font-family: 'Montserrat', sans-serif;
}

.footer-container {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1.2fr 1.2fr;
    gap: 40px;
    padding-bottom: 60px;
}

.footer-logo {
    font-size: 24px;
    font-weight: 800;
    margin-bottom: 20px;
    letter-spacing: -1px;
}

.footer-desc {
    color: #94a3b8;
    line-height: 1.8;
    margin-bottom: 25px;
    font-size: 14px;
}

.footer-column h3 {
    color: #ffffff;
    font-size: 16px;
    font-weight: 700;
    margin-bottom: 25px;
    position: relative;
    padding-bottom: 10px;
}

/* Đường gạch chân trang trí */
.footer-column h3::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: 0;
    width: 30px;
    height: 2px;
    background: linear-gradient(135deg, #6366f1, #ec4899);
}

.footer-links li {
    list-style: none;
    margin-bottom: 12px;
}

.footer-links a {
    color: #94a3b8;
    text-decoration: none;
    transition: 0.3s;
    font-size: 14px;
}

.footer-links a:hover {
    color: #6366f1; /* var(--primary) */
    padding-left: 8px;
}

.contact-info p {
    display: flex;
    gap: 12px;
    color: #94a3b8;
    font-size: 14px;
    margin-bottom: 15px;
}

/* Social Icons */
.social-links {
    display: flex;
    gap: 12px;
}

.social-icon {
    width: 36px;
    height: 36px;
    background: rgba(255,255,255,0.05);
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 10px;
    color: #fff;
    text-decoration: none;
    font-size: 12px;
    font-weight: 700;
    transition: 0.3s;
}

.social-icon:hover {
    background: linear-gradient(135deg, #6366f1, #ec4899);
    transform: translateY(-3px);
}

.map-container {
    border-radius: 15px;
    overflow: hidden;
    border: 1px solid rgba(255,255,255,0.1);
}

.footer-bottom {
    background: #020617;
    padding: 25px 0;
    border-top: 1px solid rgba(255,255,255,0.05);
}

.footer-bottom-flex {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 13px;
    color: #64748b;
}

.footer-legal a {
    color: #64748b;
    text-decoration: none;
    margin-left: 20px;
}

/* Căn chỉnh màu sắc và kích thước cho icon liên hệ */
.contact-info p i {
    color: #6366f1; /* Màu tím/xanh theo tông chủ đạo của bạn */
    width: 20px;    /* Cố định chiều rộng để văn bản thẳng hàng */
    margin-right: 5px;
}

/* Điều chỉnh kích thước icon mạng xã hội */
.social-icon {
    font-size: 16px; /* Tăng kích thước icon lên một chút */
}


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

@media (max-width: 600px) {
    .footer-container {
        grid-template-columns: 1fr;
    }
    .footer-bottom-flex {
        flex-direction: column;
        gap: 15px;
        text-align: center;
    }
}

/* --- VEA Sticky Contact Bar --- */
.vea-sticky-contact {
    position: fixed;
    right: 20px;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(255, 255, 255, 0.95);
    border-radius: 20px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
    display: flex;
    flex-direction: column;
    padding: 15px 8px;
    z-index: 99999;
    border: 1px solid rgba(255, 255, 255, 0.3);
    backdrop-filter: blur(10px);
}

.contact-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-decoration: none;
    margin-bottom: 18px;
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.contact-item:last-child { margin-bottom: 0; }

.contact-item .icon-box {
    width: 45px;
    height: 45px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 12px;
    font-size: 20px; /* Tất cả icon Font Awesome sẽ bằng size này */
    margin-bottom: 5px;
    color: #fff;
    box-shadow: 0 4px 12px rgba(0,0,0,0.1);
}

/* Màu sắc Gradient hài hòa với Web */
.hotline .icon-box { 
    background: linear-gradient(135deg, #FF512F 0%, #DD2476 100%); 
    animation: pulse-red 2s infinite; /* Hiệu ứng tỏa tròn */
}
.zalo .icon-box { background: #0084FF; }
.booking .icon-box { background: linear-gradient(135deg, #6366f1, #ec4899); }
.email .icon-box { background: linear-gradient(135deg, #4facfe, #00f2fe); }

.contact-item span {
    font-size: 10px;
    font-weight: 700;
    color: #1e0a4d; /* Màu chữ tím đậm đồng bộ Header */
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* Hiệu ứng Hover & Shake */
.contact-item:hover { transform: scale(1.15) translateX(-5px); }

.shake-effect { animation: shake-animation 3s infinite; }

@keyframes shake-animation {
    0%, 80%, 100% { transform: rotate(0deg); }
    82%, 86% { transform: rotate(8deg); }
    84%, 88% { transform: rotate(-8deg); }
}

@keyframes pulse-red {
    0% { box-shadow: 0 0 0 0 rgba(221, 36, 118, 0.7); }
    70% { box-shadow: 0 0 0 10px rgba(221, 36, 118, 0); }
    100% { box-shadow: 0 0 0 0 rgba(221, 36, 118, 0); }
}

/* Responsive cho Mobile */
@media (max-width: 768px) {
    .vea-sticky-contact { right: 10px; padding: 10px 5px; }
    .contact-item .icon-box { width: 38px; height: 38px; font-size: 16px; }
    .contact-item span { display: none; }
}