body {
    background-color: #f9f6f2;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background-image: radial-gradient(circle at 25% 40%, rgba(210, 190, 165, 0.3) 2%, transparent 2.5%),
        radial-gradient(circle at 75% 60%, rgba(180, 160, 135, 0.2) 1.5%, transparent 2%);
    background-size: 40px 40px, 30px 30px;
}

/* header area with topbar and navbar*/
.header-area {
    position: absolute;
    width: 100%;
    z-index: 1000;
    backdrop-filter: blur(6px);
}

.topbar {
    height: 45px;
    display: flex;
    align-items: center;
    border-bottom: 1px solid rgba(255, 255, 255, 0.15);
}

.topbar .row {
    align-items: center;
}

.topbar i {
    margin-right: 6px;
}

.contact-link{
    color:#d4d0c8;
    text-decoration: none;
    font-weight: 600;
    transition: 0.3s;
}

.contact-link:hover{
    text-decoration: underline;
}

.topbar .col-md-6 {
    font-size: 15px;
    padding-top: 10px;
    color: white;
    align-items: center;
    text-shadow: 0 1px 1px rgba(0, 0, 0, 0.3);
}

.bg-color {
    background: linear-gradient(135deg, #1e3347 0%, #0c1620 100%);
    box-shadow:
        inset 0 1px 0 rgba(255, 255, 255, 0.15),
        0 2px 10px rgba(0, 0, 0, 0.5);
}

.floating-nav {
    margin-top: 20px;
    border-radius: 40px 0 40px 0;
    padding: 15px 30px;
    background: linear-gradient(135deg, #b30000 0%, #7a0000 30%, #0a1c2c 70%);
    border: 1px solid rgba(255, 255, 255, 0.05);
}

.floating-nav:hover {
    transform: translateY(-2px);
    transition: 0.3s;
}

.floating-nav img {
    width: 140px;
    filter: drop-shadow(2px 2px 4px rgba(0, 0, 0, 0.3));
}

.floating-nav .nav-link {
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.5);
    letter-spacing: 0.5px;
    transition: all 0.3s ease;
    position: relative;
}

.nav-link.active {
    color: #ff4d4d !important;
    border-bottom: 2px solid #ff4d4d;
}

.floating-nav .nav-link:hover {
    transform: translateY(-2px);
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.6);
}

.floating-nav .btn-danger {
    background: linear-gradient(135deg, #ff2a2a, #cc0000);
    box-shadow:
        0 5px 15px rgba(255, 0, 0, 0.4),
        inset 0 1px 0 rgba(255, 255, 255, 0.3);
}

.floating-nav .btn-danger:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 12px rgba(0, 0, 0, 0.4), inset 0 1px 0 rgba(255, 255, 255, 0.2);
}

/* slider */
.slider-img {
    height: 100vh;
    object-fit: cover;
}

.carousel-item::before {
    content: "";
    position: absolute;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(0, 0, 0, 0.5) 0%, rgba(0, 0, 0, 0.3) 100%);
}

.slider-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(360deg,
            rgba(0, 0, 0, 0.5),
            rgba(255, 255, 255, 0.314));
    z-index: 1;
}

.carousel-caption {
    z-index: 2;
}

.custom-caption {
    margin-bottom: 180px;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
}

.custom-caption p {
    font-size: 20px;
    letter-spacing: 2px;
}

.custom-caption h1 {
    font-size: 55px;
    font-weight: 800;
    text-shadow: 3px 3px 6px rgba(0, 0, 0, 0.5);
}

.slider-btn {
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.2) 0%, rgba(255, 255, 255, 0.1) 100%);
    backdrop-filter: blur(10px);
    border: 2px solid rgba(255, 255, 255, 0.5);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
    transition: all 0.3s ease;
}

.slider-btn:hover {
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.3) 0%, rgba(255, 255, 255, 0.2) 100%);
    transform: translateY(-2px);
    box-shadow: 0 6px 16px rgba(0, 0, 0, 0.4);
}

/* about section */
.about-section {
    background: linear-gradient(135deg, #f9f6f2 0%, #f9f6f2 100%);
    color: black;
    padding: 80px 0;
    position: relative;
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.8), inset 0 -1px 0 rgba(0, 0, 0, 0.05);
}

.about-section::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, #8b0000, #ff6b6b, #8b0000);
}

.about-title {
    font-size: 48px;
    font-weight: 700;
    margin-bottom: 20px;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.1);
    background: linear-gradient(135deg, #2c3e50, #1a2632);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.about-text {
    color: #2c3e50;
    line-height: 1.8;
    margin-bottom: 40px;
}

.icon-box {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, #2c3e50 0%, #1a2632 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 12px;
    margin-right: 15px;
    font-size: 22px;
    color: #ff6b6b;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2), inset 0 1px 0 rgba(255, 255, 255, 0.1);
}

.feature-box h6 {
    font-weight: 600;
    margin-bottom: 5px;
    text-shadow: 1px 1px 1px rgba(0, 0, 0, 0.05);
}

.feature-box p {
    color: #4a5568;
    font-size: 14px;
}

.read-btn {
    padding: 12px 30px;
    margin-top: 20px;
    background: linear-gradient(135deg, #dc2626 0%, #991b1b 100%);
    border: none;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3), inset 0 1px 0 rgba(255, 255, 255, 0.2);
    text-shadow: 0 1px 1px rgba(0, 0, 0, 0.5);
    transition: all 0.3s ease;
}

.read-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 16px rgba(0, 0, 0, 0.4), inset 0 1px 0 rgba(255, 255, 255, 0.2);
}

.about-img {
    width: 900px;
    filter: drop-shadow(8px 12px 16px rgba(0, 0, 0, 0.2));
    border-radius: 16px;
}

.image-3d-container {
    perspective: 1000px;
}

.image-3d {
    transition: transform 0.6s ease;
    transform-style: preserve-3d;
}

.image-3d-container:hover .image-3d {
    transform: rotateY(180deg);
}

@keyframes rotate3d {
    0% {
        transform: rotateY(0deg);
    }

    100% {
        transform: rotateY(360deg);
    }
}

/* services section */
.services-section {
    background: linear-gradient(135deg, #f9f6f2 0%, #f9f6f2 100%);
    padding: 100px 0;
    color: black;
    position: relative;
}

.service-title {
    font-size: 42px;
    font-weight: 700;
    letter-spacing: 2px;
    color: #2c3e50;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.1);
}

.service-card {
    background: linear-gradient(135deg, #f9f6f2 0%, #f9f6f2 100%);
    padding: 40px 30px;
    position: relative;
    height: 100%;
    border-radius: 16px;
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.15), inset 0 1px 0 rgba(255, 255, 255, 0.6);
    transition: all 0.4s ease;
    border: 1px solid rgba(255, 255, 255, 0.3);
}

.service-icon {
    font-size: 50px;
    color: #dc2626;
    margin-bottom: 20px;
    display: block;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.1);
    filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.1));
}

.service-card h5 {
    font-weight: 600;
    margin-bottom: 15px;
    color: #2c3e50;
    text-shadow: 1px 1px 1px rgba(255, 255, 255, 0.5);
}

.service-card p {
    line-height: 1.8;
    font-size: 15px;
    color: #4a5568;
}

.service-card:hover {
    transform: translateY(-10px) scale(1.02);
    box-shadow: 0 16px 32px rgba(0, 0, 0, 0.2), inset 0 1px 0 rgba(255, 255, 255, 0.8);
    background: linear-gradient(135deg, #2c3e50 0%, #1a2632 100%);
    color: white;
}

.service-card:hover h5,
.service-card:hover p {
    color: #fff;
    text-shadow: none;
    transition: all 0.3s ease;
}

/* device section */
.device-section {
    background: linear-gradient(135deg, #f9f6f2 0%, #f9f6f2 100%);
    padding: 100px 0;
    color: black;
}

.device-title {
    font-size: 40px;
    font-weight: 700;
    margin-bottom: 50px;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.1);
}

.device-card {
    position: relative;
    text-align: center;
    overflow: hidden;
    border-radius: 16px;
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.2);
    background: #fff5ea;
    transition: all 0.4s ease;
    margin-bottom: 20px;
}

.device-card img {
    max-height: 280px;
    transition: 0.4s;
    width: 100%;
    object-fit: cover;
}

.device-name {
    margin-top: 20px;
    padding: 15px;
    font-weight: 600;
    color: #2c3e50;
    text-transform: uppercase;
}

.device-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(7, 26, 43, 0.95) 0%, rgba(2, 12, 22, 0.95) 100%);
    color: #f9f6f2;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: flex-start;
    padding: 40px;
    transform: translateY(100%);
    transition: 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    backdrop-filter: blur(4px);
}

.device-overlay h5 {
    text-transform: uppercase;
    text-align: center;
}

.device-card:hover .device-overlay {
    transform: translateY(0);
}

.device-card:hover img {
    transform: scale(1.05);
}

.device-card:hover {
    box-shadow: 0 12px 28px rgba(0, 0, 0, 0.3);
    transform: translateY(-4px);
}

/* product section */
.product-section {
    background: linear-gradient(135deg, #f9f6f2 0%, #f9f6f2 100%);
    padding: 100px 0;
}

.product-title {
    color: #2c3e50;
    font-size: 40px;
    font-weight: 700;
    margin-bottom: 40px;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.1);
}

.product-card {
    overflow: hidden;
    border-radius: 12px;
    transition: all 0.4s ease;
    box-shadow: 0 6px 16px rgba(0, 0, 0, 0.2);
    background: #fff5ea;
    border: 1px solid rgba(255, 255, 255, 0.4);
}

.product-card img {
    width: 100%;
    transition: 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.product-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 12px 24px rgba(0, 0, 0, 0.3);
}

.product-card:hover img {
    transform: scale(1.08);
}

/* testimonial section*/
.testimonial-section {
    background: linear-gradient(135deg, #f9f6f2 0%, #f9f6f2 100%);
    position: relative;
}

.subtitle {
    padding: 20px;
    color: #2c3e50;
    font-weight: 600;
    letter-spacing: 2px;
}

.title {
    font-size: 40px;
    font-weight: 700;
    margin-bottom: 50px;
    color: #2c3e50;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.1);
}

.cl {
    background: #0f1a24;
    border-radius: 24px;
    padding: 10px;
    box-shadow: 0 12px 28px rgba(0, 0, 0, 0.3), inset 0 1px 0 rgba(255, 255, 255, 0.1);
}

.testimonial-card {
    max-width: 900px;
    margin: auto;
    border: 1px solid linear-gradient(135deg, #1a2a3a 0%, #0f1a24 100%);
    background: #0f1a24;
    color: white;
    border-radius: 20px;
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.3), inset 0 1px 0 rgba(255, 255, 255, 0.1);
}

.testimonial-card p {
    color: white;
    line-height: 1.8;
    font-style: italic;
}

.carousel-control-prev,
.carousel-control-next {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, rgba(0, 0, 0, 0.6) 0%, rgba(0, 0, 0, 0.4) 100%);
    border-radius: 50%;
    top: 50%;
    transform: translateY(-50%);
    opacity: 0.7;
    transition: all 0.3s ease;
}

.carousel-control-prev:hover,
.carousel-control-next:hover {
    opacity: 1;
    transform: translateY(-50%) scale(1.1);
}

/* FAQ section */
.faq-section {
    background: linear-gradient(135deg, #f9f6f2 0%, #f9f6f2 100%);
    color: white;
    padding: 80px 0;
}

.accordion-item {
    background: linear-gradient(135deg, #2c3e50 0%, #1a2632 100%);
    border: none;
    border-radius: 12px !important;
    margin-bottom: 16px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    overflow: hidden;
}

.accordion-button {
    background: linear-gradient(135deg, #2c3e50 0%, #1a2632 100%);
    color: white;
    font-weight: 600;
    box-shadow: none;
    border-radius: 12px;
    transition: all 0.3s ease;
}

.accordion-button:not(.collapsed) {
    background: linear-gradient(135deg, #2c3e50 0%, #1a2632 100%);
    color: #dc2626;
    box-shadow: inset 0 2px 4px rgba(0, 0, 0, 0.05);
}

.accordion-button::after {
    filter: drop-shadow(0 5px 0px rgb(255, 253, 253));
}

.accordion-body {
    color: white;
    padding: 20px;
    background: linear-gradient(135deg, #2c3e50 0%, #1a2632 100%);
    border-top: 1px solid rgba(0, 0, 0, 0.05);
}

footer {
    background: linear-gradient(135deg, #1a2a3a 0%, #0f1a24 100%);
    color: #e8e0d5;
    padding-top: 60px;
    border-top: 4px solid #dc2626;
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.05);
}

footer p {
    font-size: 14px;
    line-height: 2.0;
    color: #d4d0c8;
}

footer h5 {
    color: #ff6b6b;
    font-weight: 600;
    margin-bottom: 20px;
    text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.3);
    letter-spacing: 1px;
}

footer ul li a {
    line-height: 2.5;
    text-decoration: none;
    color: #cbd5e1;
    font-size: 14px;
    transition: all 0.3s ease;
}

footer ul li {
    list-style: none;
    padding: 0;
    margin: 0;
}

footer ul li a:hover {
    line-height: 2.5;
    color: #ff6b6b;
    padding-left: 5px;
    text-shadow: 0 0 4px rgba(255, 107, 107, 0.5);
}

.fimg {
    width: 160px;
    filter: drop-shadow(2px 2px 6px rgba(0, 0, 0, 0.3));
    background: rgba(255, 255, 255, 0.1);
    padding: 10px;
    border-radius: 12px;
}

.social-icons a {
    display: inline-block;
    margin-right: 8px;
    background: linear-gradient(135deg, #2c3e50 0%, #1a2a3a 100%);
    color: #ff6b6b;
    padding: 10px;
    border-radius: 12px;
    transition: all 0.3s ease;
    box-shadow: 0 2px 6px rgba(0, 0, 0, 0.2), inset 0 1px 0 rgba(255, 255, 255, 0.1);
}

.social-icons a:hover {
    background: linear-gradient(135deg, #dc2626 0%, #b91c1c 100%);
    color: white;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
}

.widget {
    font-size: 14px;
}

.widget ul {
    list-style: none;
    padding-left: 0;
    margin: 0;
}

.widget .fw-bold {
    margin-bottom: 8px;
    color: #ff6b6b;
}

.id-color {
    color: #ff6b6b;
}

.subfooter {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    margin-top: 30px;
    padding: 20px;
    background: rgba(0, 0, 0, 0.2);
}

.sub {
    padding: 20px;
    font-size: 13px;
}

a {
    text-decoration: none;
}

/* subtle noise texture*/
body::before {
    content: "";
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    background-image: url('data:image/svg+xml;base64,PHN2ZyB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciIHdpZHRoPSIzMDAiIGhlaWdodD0iMzAwIj48ZmlsdGVyIGlkPSJmIj48ZmVUdXJidWxlbmNlIHR5cGU9ImZyYWN0YWxOb2lzZSIgYmFzZUZyZXF1ZW5jeT0iLjciIG51bU9jdGF2ZXM9IjMiLz48L2ZpbHRlcj48cmVjdCB3aWR0aD0iMTAwJSIgaGVpZ2h0PSIxMDAlIiBmaWx0ZXI9InVybCgjZikiIG9wYWNpdHk9IjAuMDMiLz48L3N2Zz4=');
    background-repeat: repeat;
    opacity: 0.1;
    z-index: 9999;
}