<style>
    /* Cara paling ampuh untuk CodePen: Targetkan semua elemen scroll */
    :root {
        scroll-behavior: smooth;
    }

    /* Fallback untuk browser yang keras kepala */
    html, body {
        scroll-behavior: smooth !important;
        /* Jarak agar tidak mentok ke navbar saat scroll (Offset) */
        scroll-padding-top: 100px;
    }

    body { 
        font-family: 'Montserrat', sans-serif; 
        background: #ffffff; 
        overflow-x: hidden; 
    }
    
    h1, h2, h3, h4 { font-family: 'Playfair Display', serif; }

    /* --- NAVBAR --- */
    .taskbar {
        position: fixed; top: 0; left: 0; right: 0; padding: 25px 5%;
        display: flex; justify-content: space-between; align-items: center;
        z-index: 1000; background: transparent; 
        transition: all 0.5s cubic-bezier(0.22, 1, 0.36, 1);
    }
    .taskbar.scrolled {
        background: rgba(45, 7, 7, 0.98); padding: 15px 5%;
        border-bottom: 2px solid #fbbf24; backdrop-filter: blur(10px);
    }

    /* --- HERO & PARALLAX --- */
    .hero-luxury {
        height: 100vh; background: radial-gradient(circle at center, #5a0909 0%, #1a0404 100%);
        display: flex; flex-direction: column; justify-content: center; align-items: center;
        text-align: center; color: white; position: relative; overflow: hidden;
    }
    .parallax-content { will-change: transform; transition: transform 0.2s ease-out; }
    .glow-text {
        font-size: clamp(3rem, 15vw, 11rem); font-weight: 900; line-height: 0.8;
        text-shadow: 0 0 70px rgba(251, 191, 36, 0.6); letter-spacing: -0.05em;
    }

    /* --- TARGET CARDS --- */
    .target-card {
        transition: all 0.6s cubic-bezier(0.22, 1, 0.36, 1);
        border-left: 4px solid #fbbf24; cursor: pointer;
    }
    .target-card:hover {
        background: #fbbf24 !important; transform: translateX(15px);
        box-shadow: 0 8px 20px rgba(0, 0, 0, 0.2); color: #450a0a !important;
    }

    .stadium-panel {
        background: rgba(255, 255, 255, 0.05); border: 2px solid rgba(251, 191, 36, 0.2);
        border-radius: 100px; padding: 60px; min-height: 500px;
        display: flex; flex-direction: column; justify-content: center; align-items: center;
    }

    /* --- ANIMASI POPUP --- */
    .pop-active { animation: popIn 0.6s cubic-bezier(0.25, 0.8, 0.25, 1) forwards; }
    .pop-closing { animation: popOut 0.5s cubic-bezier(0.6, -0.28, 0.735, 0.045) forwards; }
    
    @keyframes popIn {
        from { opacity: 0; transform: scale(0.9) translateY(30px); filter: blur(10px); }
        to { opacity: 1; transform: scale(1) translateY(0); filter: blur(0); }
    }
    @keyframes popOut {
        from { opacity: 1; transform: scale(1) translateY(0); filter: blur(0); }
        to { opacity: 0; transform: scale(0.8) translateY(20px); filter: blur(15px); }
    }

    /* --- ACCORDION BIAYA --- */
    .cost-container {
        background: #ffffff; border-radius: 24px; border: 1px solid #f0f0f0;
        transition: all 0.4s cubic-bezier(0.22, 1, 0.36, 1);
        margin-bottom: 1.2rem; position: relative; overflow: hidden;
    }
    .cost-container:hover { transform: translateY(-5px); border-color: #fbbf24; }
    .cost-header { padding: 1.8rem 2.2rem; display: flex; justify-content: space-between; align-items: center; cursor: pointer; }
    .cost-body { display: grid; grid-template-rows: 0fr; transition: grid-template-rows 0.6s cubic-bezier(0.22, 1, 0.36, 1); padding: 0 2.2rem; }
    .cost-container.active .cost-body { grid-template-rows: 1fr; padding-bottom: 2rem; background: #fffdf5; }
    .cost-content { overflow: hidden; opacity: 0; transition: opacity 0.5s ease; }
    .cost-container.active .cost-content { opacity: 1; padding-top: 1rem; border-top: 1px solid rgba(251, 191, 36, 0.2); }

    .btn-close-minimal {
        position: absolute; top: 30px; right: 40px; color: #fbbf24;
        font-size: 24px; cursor: pointer; opacity: 0.5; transition: 0.3s;
    }
    .btn-close-minimal:hover { opacity: 1; transform: rotate(90deg); }

    .prog-btn { transition: 0.4s; border: 2px solid #f3f4f6; background: white; }
    .prog-btn:hover { background: #450a0a; color: white; border-color: #fbbf24; transform: translateY(-5px); }
</style>