body {
            background-color: #0a1f2c;
            color: #ffffff;
            font-family: 'Segoe UI', system-ui, sans-serif;
        }

        .navbar {
            background-color: #0a1f2c;
            border-bottom: 1px solid rgba(255,255,255,0.1);
        }

        .nav-link {
            color: #ffffff !important;
            font-weight: 500;
        }

        .nav-link:hover {
            color: #00d4c8 !important;
        }

        /* Dropdown */
        .dropdown-menu {
            background-color: #0f2a3d;
            border: 1px solid rgba(0, 212, 200, 0.3);
            border-radius: 12px;
            padding: 12px 0;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
        }

        .dropdown-item {
            color: #ffffff;
            padding: 10px 24px;
        }

        .dropdown-item:hover {
            background-color: #00d4c8;
            color: #0a1f2c;
        }

        /* Hover trên desktop, click trên mobile */
        @media (min-width: 992px) {
            .nav-item.dropdown:hover .dropdown-menu {
                display: block;
                opacity: 1;
                visibility: visible;
            }
        }

.btn-demo {
    position: relative;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    isolation: isolate;

    padding: 12px 32px;
    border: none;
    border-radius: 50px;

    background: #ffd700;
    color: #0a1f2c;
    font-weight: 700;
    text-decoration: none;
    cursor: pointer;

    transition: color 0.3s ease;
}

.btn-demo::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;

    width: 0;
    height: 100%;

    background: linear-gradient(to right, #00d4c8, #ffe600);
    border-radius: inherit;

    transition: width 0.4s ease;
    z-index: -1;
}

.btn-demo:hover::before {
    width: 100%;
}

.btn-demo:hover {
    color: #0a1f2c;
}

        .hero-subtitle {
            color: #00d4c8;
            font-size: 1rem;
            letter-spacing: 1.5px;
            font-weight: 600;
        }

        .hero-title {
            font-size: 2.8rem;
            line-height: 1.1;
            font-weight: 800;
        }


        .ask-nora {
            position: fixed;
            bottom: 20px;
            right: 20px;
            background: #00d4c8;
            color: #0a1f2c;
            border-radius: 50px;
            padding: 10px 20px;
            font-weight: 600;
            box-shadow: 0 8px 25px rgba(0, 212, 200, 0.4);
            z-index: 1000;
            font-size: 0.95rem;
        }

        /* ==================== MOBILE OPTIMIZATION ==================== */
        @media (max-width: 991px) {
            .hero-title {
                font-size: 2.2rem;
            }
            
            .hero-subtitle {
                font-size: 0.95rem;
            }

            .graphic-container {
                margin-top: 40px;
            }

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

            .d-flex.gap-3 {
                justify-content: center;
                flex-wrap: wrap;
            }
        }

        @media (max-width: 576px) {
            .hero-title {
                font-size: 1.95rem;
            }
            
            .btn-demo {
                padding: 12px 28px;
                font-size: 1rem;
            }
        }

        .hero-section {
            color: white;
            padding: 80px 0 60px;
            position: relative;
            overflow: hidden;
        }

        .hero-text {
            font-size: 1.3rem;
            font-weight: 700;
            text-align: center;
            max-width: 1000px;
            margin: 0 auto;
            line-height: 1.3;
        }

        .logo-scroller {
            overflow: hidden;
            white-space: nowrap;
            padding: 30px 0;
            position: relative;
        }

        .logo-track {
            display: inline-flex;
            gap: 80px;
            animation: scrollLeft 35s linear infinite;
        }

        .logo-track:hover {
            animation-play-state: paused;
        }

        .logo-item {
            display: flex;
            align-items: center;
            height: 60px;
            min-width: 140px;
            justify-content: center;
        }

        .logo-item img {
            max-height: 55px;
            width: auto;
            filter: grayscale(100%) brightness(0.9);
            transition: all 0.3s ease;
        }

        .logo-item img:hover {
            filter: grayscale(0%) brightness(1.1);
        }

        @keyframes scrollLeft {
            0% {
                transform: translateX(0);
            }
            100% {
                transform: translateX(-50%);
            }
        }

        /* Responsive */
        @media (max-width: 768px) {
            .hero-text {
                font-size: 1.4rem;
            }
            .logo-item {
                min-width: 110px;
            }
            .logo-track {
                gap: 50px;
            }
        }

        .challenge-section {
            background: #0a1f2f;
            color: white;
            padding: 80px 0;
            border-radius: 20px;
            position: relative;
            overflow: hidden;
        }

        .title-cyan {
            color: #00e6c3;
            font-size: 1.1rem;
            font-weight: 600;
            letter-spacing: 2px;
        }

        .main-title {
            font-size: 2.8rem;
            font-weight: 700;
            line-height: 1.1;
            margin: 15px 0 30px;
        }

        .stat-box {
            background: rgba(255,255,255,0.08);
            border-left: 5px solid #00e6c3;
            padding: 25px 30px;
            border-radius: 12px;
        }

        .percent-number {
            font-size: 4.5rem;
            font-weight: 700;
            color: #00e6c3;
            line-height: 1;
        }

        .chart-container {
            position: relative;
            height: 280px;
            margin-top: 40px;
            background: rgba(0,0,0,0.2);
            border-radius: 12px;
            padding: 10px;
            overflow: hidden;
        }

        .chart-image {
            width: 100%;
            height: 100%;
            object-fit: contain;
        }

        .solution-section {
            color: white;
            padding: 150px 0;
        }

        .section-title {
            color: #1acec9;
            font-size: 1.5rem;
            font-weight: 700;
        }

        .main-heading {
            font-size: 2.5rem;
            font-weight: 500;
        }

        .description {
            font-size: 1.15rem;
            line-height: 1.65;
            color: #e0f0ff;
        }

        .security-card{
            background:
                rgb(0, 42, 55)
                url('/image/background-1.avif')
                center center / cover
                no-repeat;
            border-radius:32px;  
        }

        .card-content{
            position:relative;
            z-index:2;

            width:100%;
            padding:48px;

            display:flex;
            flex-direction:column;
            height:100%;
        }

        .card-label{
            color:#fff;
            font-size:18px;
            letter-spacing:.5px;
            margin-bottom:20px;
        }

        .icon-wrapper{
            text-align:center;
            margin-bottom:50px;
        }

        .icon-wrapper img{
            max-width:180px;
            width:100%;
            height:auto;
        }

        .card-title{
            color:#fff;
            font-size:25px;
            line-height:1.1;
            font-weight:700;
            margin-bottom:24px;
        }

        .card-title span{
            color:#1acec9;
            font-weight:400;
        }

        .card-desc{
            color:#e9f2f5;
            font-size:20px;
            line-height:1.5;
            max-width:90%;
        }

        .card-arrow{
            margin-top:auto;
            text-align:right;

            color:#d4df1f;
            font-size:60px;
            line-height:1;
        }

        .btn-platform {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            min-width: 360px;
            height: 48px;
            border: 2px solid #ffd400;
            border-radius: 999px;
            background-color: transparent;
            color: #fff;
            font-size: 1.5rem;
            font-weight: 700;
            letter-spacing: 1px;
            text-transform: uppercase;
            transition: all 0.3s ease;
        }

        .btn-platform:hover {
            background-color: #ffd400;
            color: #002b3a;
        }

        .disruption-section {
            background-color: #fff;
            color: white;
            padding: 50px 0;
        }

        .section-title-2 {
            color: #1acec9;
            font-size: 1.5rem;
            font-weight: 700;
        }

        .main-heading-2 {
            font-family: "Bitter", sans-serif;
            font-size: 2.5rem;
            font-weight: 500;
            color: #003e52;
        }

        .description-2 {
            font-size: 1.15rem;
            line-height: 1.65;
            color: #003e52;
        }

        .process-card {
            background: #fff;
            border-radius: 24px;
            padding: 40px 45px;
            max-width: 500px;
            width: 100%;

            box-shadow:
                0 4px 12px rgba(0, 0, 0, 0.04),
                0 12px 32px rgba(0, 0, 0, 0.08);
        }

        .process-item {
            position: relative;
            padding-left: 28px;
            margin-bottom: 32px;
        }

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

        .process-item::before {
            content: "";
            position: absolute;
            left: 0;
            top: 4px;
            width: 4px;
            height: 100%;
            background: #e6d51a;
            border-radius: 999px;
        }

        .process-item h3 {
            margin: 0 0 8px;

            font-family: "Bitter", serif;
            font-size: 24px;
            font-weight: 700;
            line-height: 1.2;
            color: #003f52;
            text-transform: uppercase;
        }

        .process-item p {
            margin: 0;

            font-size: 16px;
            line-height: 1.7;
            color: #0b4c67;
        }

        .stats-section {
            border-radius: 30px;
            overflow: hidden;

            background:
                rgb(0, 42, 55)
                url('/image/background-2.avif')
                center center / cover
                no-repeat;

            padding: 50px 30px;
        }

        .stats-title {
            font-family: "Bitter", serif;
            font-size: 32px;
            font-weight: 600;
            color: #fff;
            text-transform: uppercase;
            line-height: 1.1;
            margin: 0;
        }

        .stats-desc {
            font-size: 18px;
            color: rgba(255,255,255,.9);
            line-height: 1.6;
            max-width: 1100px;
        }

        .stat-item {
            height: 100%;
        }

        .stat-icon {
            width: 120px;
            height: 120px;
            object-fit: contain;
            margin-bottom: 30px;
        }

        .stat-number {
            font-family: "Bitter", serif;
            font-size: 40px;
            color: #fff;
            margin-bottom: 10px;
            font-weight: 400;
        }

        .stat-title {
            font-family: "Bitter", serif;
            font-size: 25px;
            color: #fff;
            margin-bottom: 10px;
            font-weight: 600;
        }


        .stat-text {
            font-size: 14px;
            line-height: 1.7;
            color: #1acec9;
            margin: 0;
        }

        .threat-map-section{
            padding:80px 0;
            overflow:hidden;

            /* bạn tự thay background */
            background:#0a4a5b;
        }

        .threat-title{
            font-family:"Bitter",serif;
            font-size:50px;
            font-weight:500;
            color:#fff;
            margin-bottom:25px;
            text-transform:uppercase;
        }

        .threat-desc{
            max-width:420px;
            color:#fff;
            font-size:18px;
            line-height:1.7;
            margin-bottom:45px;
        }

        .view-tool{
            color:#fff;
            text-decoration:none;
            font-size:18px;
            font-weight:600;
            letter-spacing:1px;
            display:inline-flex;
            align-items:center;
            gap:12px;
        }

        .view-tool:hover{
            color:#ffe400;
        }

        .arrow{
            font-size:32px;
            line-height:1;
        }

        .legend{
            margin-top:70px;
        }

        .legend-item{
            display:flex;
            align-items:center;
            gap:14px;
            margin-bottom:24px;

            font-size:18px;
            font-weight:600;
            color:#fff;
        }

        .legend-line{
            width:72px;
            height:8px;
            border-radius:20px;
        }

        .legend-line.yellow{
            background:linear-gradient(to right,#0d4c57,#ffe600);
        }

        .legend-line.green{
            background:linear-gradient(to right,#0d4c57,#82c98c);
        }

        .legend-line.white{
            background:linear-gradient(to right,#0d4c57,#ffffff);
        }

        .globe-image{
            max-width:100%;
            width:800px;
        }

        /* Section */

        .cta-section{
            background: linear-gradient(to bottom, #002a38 50%, #0a1f2c 50%);
            padding:120px 0;
        }

        /* Box */

        .cta-box{

            max-width:1550px;
            margin:auto;

            padding:90px 70px;

            border-radius:36px;

            border:5px solid rgba(0,120,150,.35);

            background:
                rgb(0, 42, 55)
                url('/image/background-2.avif')
                center center / cover
                no-repeat;
        }

        /* Title */

        .cta-title{

            font-family:"Bitter",serif;
            font-size:60px;
            font-weight:500;

            color:#fff;

            text-transform:uppercase;

            margin-bottom:20px;
        }

        /* Description */

        .cta-desc{

            max-width:900px;

            margin:0 auto 45px;

            color:#fff;

            font-size:22px;

            line-height:1.6;
        }

        .footer-section h6:hover{
            color:#00d4c8;
        }

        .footer-section .active:hover{
            color:#00d4c8;
        }

        .footer-divider{
            border:0;
            border-top:1px solid rgba(255,255,255,.15);
            margin:0;
        }


        .footer-bottom{
            background:#0a1f2c;
        }

        .copyright{
            color:#fff;
            font-size:16px;
            font-weight:600;
            letter-spacing:.5px;
        }

        .footer-bottom-menu{
            list-style:none;
            display:flex;
            justify-content:flex-end;
            align-items:center;
            gap:18px;

            padding:0;
            margin:0;
        }

        .footer-bottom-menu li{
            position:relative;
        }

        /* Thêm dấu | */
        .footer-bottom-menu li:not(:last-child)::after{
            content:"|";
            color:rgba(255,255,255,.8);
            margin-left:18px;
        }

        .footer-bottom-menu a{
            color:#fff;
            text-decoration:none;
            font-size:16px;
            font-weight:600;
            transition:.3s;
        }

        .footer-bottom-menu a:hover{
            color:#00d4c8;
        }

        .quick-takedown{
            background:
                rgb(0, 42, 55)
                url('/image/background-1.avif')
                center center / cover
                no-repeat;
            border-radius:32px;
        }

        .quick-takedown h5{
            color:#fff;
            font-size:22px;
            font-weight:700;
            margin-bottom:20px;
        }

        .quick-takedown p{
            color:#e9f2f5;
            font-size:15px;
            line-height:1.5;
        }

        .Title-Custom {
            text-align: center;
            font-family: "Bitter", serif;
            font-size: 2.5rem;
            font-weight: 500;
            color: #ffffff;
        }

        .Title-Custom-2 {
            text-align: center;
            font-family: "Bitter", serif;
            font-size: 2rem;
            font-weight: 500;
            color: #42a7c6;
        }

        .p-custom{
            max-width: 600px;
        }

        .xero{
            overflow: visible;
            background:
                rgb(0, 42, 55)
                url('/image/background-3.avif')
                center center / cover
                no-repeat;
            border-radius:25px;
            color:#0a1f2c;
            box-shadow:
                0 0 30px rgba(255,255,255,0.25),
                0 0 60px rgba(255,255,255,0.15);
        }

        .xero p{
            color:#0a1f2c;
            font-size:18px;
            font-weight: 400;
            margin-bottom:20px;
            max-width: 80%;
        }

        .kizik{
            overflow: visible;
            background:
                #fff
                url('/image/background-4.avif')
                center center / cover
                no-repeat;
            border-radius:25px;
            color:#0a1f2c;
            box-shadow:
                0 0 30px rgba(255,255,255,0.25),
                0 0 60px rgba(255,255,255,0.15);
        }

        .kizik p{
            color:#0a1f2c;
            font-size:18px;
            font-weight: 400;
            margin-bottom:20px;
            max-width: 80%;
        }

        .unmatched-scale {
            background:
                rgb(0, 42, 55)
                url('/image/background-2.avif')
                center center / cover
                no-repeat;
            border-radius:32px;
        }

        .unmatched-scale h5{
            font-family: "Bitter", serif;
            color:#fff;
            font-size:32px;
            font-weight:500;
            margin-bottom:20px;
        }

        .unmatched-scale p{
            color:#e9f2f5;
            font-size:18px;
            line-height:1.5;
        }

        .faq{
            padding:80px 0;
        }

        .faq-title{
            font-size:40px;
            font-weight:700;
            color:#003e52;
        }

        .accordion-item{
            border:0;
            border-bottom:1px solid #003e52;
        }

        .accordion-button{
            font-size:17px;
            color:#003e52;
            padding:25px 20px;
            background:#fff;
            box-shadow:none !important;
        }

        .accordion-button:not(.collapsed){
            background:#fff;
            color:#003e52;
        }

        .accordion-body{
            font-size:17px;
            color:#003e52;
            padding:0 20px 25px;
        }

        .quick-takedown-2{
            background:
                rgb(0, 40, 55)
                url('/image/background-1.avif')
                center center / cover
                no-repeat;
            border-radius:32px;
        }

        .quick-takedown-2 h5{
            color:#fff;
            font-size:22px;
            font-weight:700;
            margin-bottom:20px;
        }

        .quick-takedown-2 p{
            color:#e9f2f5;
            font-size:15px;
            line-height:1.5;
        }

        .feature-card{
            background:#fff;
            border-radius:15px;
            overflow:hidden;
            box-shadow:0 15px 40px rgba(0,0,0,.08);
            transition:.3s;
        }

        .feature-img{
            width:100%;
            height:300px;
            object-fit:cover;
            border-radius:15px ;
        }

        .feature-title{
            color:#0a1f2c;
            font-weight:700;
            font-size:28px;
            margin-bottom:15px;
        }

        .feature-text{
            color:#0a1f2c;
            font-size:22px;
            line-height:1.6;
        }

        .organization{
            background:
                #fff
                url('/image/background-5.svg')
                center center / cover
                no-repeat;
            padding: 100px 0;
        }

        .organization h2{
            color:#0a1f2c;
            font-size:60px;
            margin-bottom:70px;
        }

        .number{
            color:#0a1f2c;
            font-size:80px;
            font-weight:300;
            margin:0;
        }

        .organization p{
            font-size:20px;
            color:#0a1f2c;
            line-height:1.35;
        }

        @media (max-width:768px){

            .organization h2{
                font-size:38px;
            }

            .number{
                font-size:55px;
            }

            .organization p{
                font-size:16px;
            }

        }

        .mission{
            background:#fff;
        }

        .mission-title{
            font-size:60px;
            font-weight:700;
            color:#0a1f2c;
            margin-bottom:25px;
        }

        .mission-text{
            max-width:1100px;
            margin:0 auto;
            font-size:28px;
            line-height:1.6;
            color:#003b5c;
        }

        .mission-img{
            width:100%;
            max-width:auto;
            height:auto;
        }

        @media (max-width:992px){

            .mission-title{
                font-size:48px;
            }

            .mission-text{
                font-size:22px;
            }

        }

        @media (max-width:576px){

            .mission-title{
                font-size:36px;
            }

            .mission-text{
                font-size:18px;
            }

        }

        .demo-section{
            background:
                #fff
                url('/image/background-5.avif')
                no-repeat
                center center;

            background-size: cover;
            position:relative;
            overflow:hidden;
        }

        .demo-title{
            font-size:60px;
            font-weight:700;
            color:#0a1f2c;
            line-height:1.1;
        }

        .demo-desc{
            font-size:24px;
            color:#0a1f2c;
            margin:30px 0;
        }

        .feature-list li{
            margin-bottom:18px;
            font-size:18px;
            color:#0a1f2c;
        }

        .logo-brand{
            max-height:40px;
        }

        .demo-form{

            background:linear-gradient(180deg,#063e56,#0a7b86);
            padding:45px;
            border-radius:25px;

            box-shadow:
            0 20px 50px rgba(0,0,0,.15),
            0 0 80px rgba(0,170,255,.2);
        }

        .demo-form h3{
            color:white;
            font-weight:700;
        }

        .custom-input{

            background:transparent;
            border:none;
            border-bottom:1px solid rgba(255,255,255,.5);
            border-radius:0;

            color:white;
            padding-left:0;
        }

        .custom-input::placeholder{
            color:#d9eef4;
        }

        .custom-input:focus{

            background:transparent;
            color:white;

            border-color:white;
            box-shadow:none;
        }

        .request-btn{

            background:white;
            border-radius:10px;
            height:55px;
            font-weight:700;
        }

        .request-btn:hover{

            background:#ffe000;
        }

        @media (max-width:992px){

            .demo-title{

                font-size:48px;
            }

            .demo-desc{

                font-size:20px;
            }

            .demo-form{

                margin-top:40px;
            }

        }