* {
        margin: 0;
        padding: 0;
        box-sizing: border-box;
    }

    body {
        background: linear-gradient(135deg, #0f2027, #203a43, #2c5364);
        color: #fff;
        scroll-behavior: smooth;
        font-family: 'Poppins', sans-serif;
    }

    /* Navbar */

    .logo-container {
        display: flex;
        align-items: center;
        gap: 12px;
    }

    .logo {
        height: 40px;
        width: auto;
    }

    header {
        position: fixed;
        width: 100%;
        padding: 10px 60px;
        flex-wrap: wrap;
        display: flex;
        justify-content: space-between;
        align-items: center;
        background: rgba(227, 229, 228, 0.814);
        backdrop-filter: blur(7px);
        z-index: 1000;
    }

    header h1 {
        color: #ff0000;
        /* font-weight: 700; */
        font-size: 18px;
    }

    .nav-menu {
        display: flex;
        gap: 30px;
    }

    .nav-menu a {
        color: #f92929;
        text-decoration: none;
        font-weight: 500;
        transition: 0.3s;
    }

    .nav-menu a:hover {
        color: #ff0000;
    }

    .menu-toggle {
        display: none;
        cursor: pointer;
        flex-direction: column;
        justify-content: space-between;
        width: 25px;
        height: 18px;
    }

    .menu-toggle .bar {
        height: 3px;
        width: 100%;
        background-color: #f92929;
        border-radius: 10px;
        transition: all 0.3s ease-in-out;
    }

    /* Hero */
    /* HERO BACKGROUND SLIDER */

    .hero-slide {
        position: absolute;
        /* inset: 0; */
        width: 100%;
        height: 60vh;
        background-size: contain;
        background-position: center center;
        background-repeat: no-repeat;
        opacity: 0;
        transition: opacity 1.2s ease-in-out;
    }


    .hero-slide.active {
        opacity: 1;
    }

    /* Overlay gelap agar tulisan jelas */
    .overlay {
        position: absolute;
        width: 100%;
        height: 100%;
        background: rgba(0, 0, 0, 0.55);
        z-index: 1;
    }

    /* Konten di atas gambar */
    .hero-content {
        position: absolute;
        top: 50%;
        left: 50%;
        transform: translate(-50%, -50%);
        text-align: center;
        z-index: 2;
        max-width: 800px;
    }

    .hero-content h2 {
        font-size: 50px;
        margin-bottom: 20px;
    }

    .hero-content p {
        font-size: 18px;
        margin-bottom: 25px;
    }

    .hero {
        width: 100%;
        min-height: 100vh;
        height: 100dvh;
        position: relative;
        overflow: hidden;
        display: flex;
        justify-content: center;
        align-items: center;
        text-align: center;
        padding: 20px;
    }


    .hero h2 {
        font-size: 48px;
        margin-bottom: 20px;
    }

    .hero p {
        font-size: 18px;
        max-width: 700px;
        opacity: 0.9;
    }

    .hero-text {
        text-align: center;
    }


    .btn {
        margin-top: 30px;
        padding: 15px 35px;
        border-radius: 30px;
        text-decoration: none;
        font-weight: 600;
        transition: 0.3s;
    }

    .btn-primary {
        background: linear-gradient(45deg, #ff0000, #ff4b2b);
        color: #fff;
    }

    .btn-primary:hover {
        transform: scale(1.05);
    }

    /* Models */
    .section {
        padding: 100px 60px;
    }

    .section-title {
        text-align: center;
        margin-bottom: 50px;
        font-size: 36px;
    }

    .models {
        display: grid;
        grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
        gap: 30px;
    }

    .card {
        background: rgba(255, 255, 255, 0.08);
        border-radius: 20px;
        overflow: hidden;
        transition: 0.4s;
        backdrop-filter: blur(8px);
    }

    .card:hover {
        transform: translateY(-10px);
        background: rgba(255, 255, 255, 0.15);
    }

    .card img {
        width: 100%;
        height: 200px;
        object-fit: cover;
    }

    .card-content {
        padding: 20px;
    }

    .card h3 {
        margin-bottom: 10px;
    }

    /* Keunggulan */
    .features {
        display: grid;
        grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
        gap: 30px;
        text-align: center;
    }

    .feature-box {
        background: rgba(165, 1, 1, 0.758);
        padding: 30px;
        border-radius: 15px;
    }

    /* Testimoni */
    .testimonial {
        background: #5e579d;
        padding: 30px;
        border-radius: 20px;
        text-align: center;
        max-width: 700px;
        margin: 20px auto;
        opacity: 0.9;
    }

    /* WhatsApp Floating */
    .whatsapp {
        position: fixed;
        bottom: 25px;
        right: 25px;
        background: linear-gradient(45deg, #25D366, #128C7E);
        color: #fff;
        padding: 15px 20px;
        border-radius: 50px;
        text-decoration: none;
        font-weight: 600;
        box-shadow: 0 10px 20px rgba(0, 0, 0, 0.3);
        transition: 0.3s;
    }

    .whatsapp:hover {
        transform: scale(1.1);
    }

    .footer {
        text-align: center;
        padding: 30px;
        background: rgba(0, 0, 0, 0.3);
    }

    @media(max-width:768px) {
        .logo {
            height: 30px;
        }

        .logo-container {
            justify-content: flex-start;
        }

        header {
            flex-direction: row;
            justify-content: space-between;
            padding: 15px 20px;
            align-items: center;
        }

        header h1 {
            font-size: 14px;
            margin: 0;
            margin-left: 8px;
        }

        .menu-toggle {
            display: flex;
            z-index: 1001;
        }

        .menu-toggle.is-active .bar:nth-child(1) {
            transform: translateY(7.5px) rotate(45deg);
        }

        .menu-toggle.is-active .bar:nth-child(2) {
            opacity: 0;
        }

        .menu-toggle.is-active .bar:nth-child(3) {
            transform: translateY(-7.5px) rotate(-45deg);
        }

        .nav-menu {
            position: absolute;
            top: 100%;
            left: 0;
            width: 100%;
            background: rgba(227, 229, 228, 0.95);
            backdrop-filter: blur(10px);
            flex-direction: column;
            align-items: center;
            gap: 0;
            padding: 0;
            box-shadow: 0 5px 10px rgba(0,0,0,0.1);
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease-in-out;
        }

        .nav-menu.active {
            max-height: 300px;
            padding: 20px 0;
        }

        .nav-menu a {
            margin: 15px 0;
            font-size: 16px;
        }

        .hero {
            min-height: 70vh;
            height: 70svh;
            /* aman untuk Safari & Android */
        }

        .hero-slide {
            height: 35vh; /* lebih kecil di handphone */
            background-size: contain;
            background-position: center;
        }

        .hero-content h2 {
            font-size: 26px;
            line-height: 1.3;
        }

        .hero-content p {
            font-size: 14px;
        }

        .btn {
            padding: 12px 25px;
            font-size: 14px;
        }

        .card img {
            height: 160px;
        }

        .section-title {
            font-size: 28px;
            margin-bottom: 30px;
        }

        .section {
            padding: 60px 20px;
        }

        .whatsapp {
            padding: 12px 16px;
            font-size: 14px;
            bottom: 15px;
            right: 15px;
        }
    }

    @media (max-width: 400px) {
        .hero-slide {
            background-position: center bottom;
        }
    }