html {
    scroll-behavior: smooth;
}
body {
    font-family: 'Poppins', sans-serif;
    overflow-x: hidden;
}
.hero-gradient {
    background: linear-gradient(135deg, #1f2937 0%, #111827 100%);
}
.service-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
}
.testimonial-card {
    transition: all 0.3s ease;
}
.testimonial-card:hover {
    transform: scale(1.03);
}
.nav-link {
    position: relative;
}
.nav-link::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    bottom: -2px;
    left: 0;
    background-color: #3b82f6; /* Blue-500 */
    transition: width 0.3s ease;
}
.nav-link:hover::after {
    width: 100%;
}

/* WhatsApp Button Styles */
.whatsapp-button {
    position: fixed;
    bottom: 6.5rem;
    right: 2rem;
    background-color: #25D366;
    color: white;
    width: 3.5rem;
    height: 3.5rem;
    border-radius: 9999px;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 14px rgba(0, 0, 0, 0.25);
    z-index: 40;
    transition: transform 0.3s ease;
    animation: pulse 2s infinite;
}

.whatsapp-button:hover {
    transform: scale(1.1);
    animation: none;
}

@keyframes pulse {
    0% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(37, 211, 102, 0.7); }
    70% { transform: scale(1); box-shadow: 0 0 0 10px rgba(37, 211, 102, 0); }
    100% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(37, 211, 102, 0); }
}

/* Mobile Menu Animation */
#mobile-menu {
    transition: max-height 0.4s ease-in-out, opacity 0.3s ease-in-out;
    overflow: hidden;
    max-height: 0;
    opacity: 0;
}
#mobile-menu.menu-open { max-height: 500px; opacity: 1; }

/* Hamburger Icon Animation */
.hamburger-icon .line {
    transition: all 0.3s ease-in-out;
    height: 3px;
    width: 28px;
    background-color: #111827; /* Gray-900 */
    display: block;
    margin: 5px auto;
}
.hamburger-icon.open .line1 { transform: translateY(8px) rotate(45deg); }
.hamburger-icon.open .line2 { opacity: 0; }
.hamburger-icon.open .line3 { transform: translateY(-8px) rotate(-45deg); }

/* Swiper Hero Slider Styles */
.swiper-container {
    width: 100%;
    height: 500px; /* Adjust height as needed */
}
.swiper-slide {
    background-size: cover;
    background-position: center;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    position: relative;
    overflow: hidden;
}
.slide-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.4); /* Dark overlay */
    backdrop-filter: blur(4px); /* Apply blur to the element behind this one */
    -webkit-backdrop-filter: blur(4px); /* For Safari support */
    z-index: 2;
}
.slide-content {
    position: relative;
    z-index: 3;
    color: white;
    max-width: 800px;
    padding: 2rem;
}
.swiper-button-next, .swiper-button-prev {
    color: #ffffff;
    z-index: 10;
}
.swiper-pagination-bullet-active {
    background: #ffffff;
}