/* ==== Background animasi bintang futuristik ==== */
body {
    margin: 0;
    padding: 0;
    overflow: hidden;
    font-family: "Poppins", sans-serif;
    color: #fff;
    background: #050505;
    height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
}

.stars, .twinkling {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    display: block;
}

.stars {
    background: url('https://www.transparenttextures.com/patterns/stardust.png') repeat;
    z-index: 0;
    animation: moveStars 200s linear infinite;
}

.twinkling {
    background: url('https://www.transparenttextures.com/patterns/tiny-grid.png') repeat;
    animation: twinkling 200s linear infinite;
    z-index: 1;
    opacity: 0.4;
}

@keyframes moveStars {
    from {background-position: 0 0;}
    to {background-position: -10000px 5000px;}
}

@keyframes twinkling {
    from {opacity: 0.4;}
    50% {opacity: 0.8;}
    to {opacity: 0.4;}
}

/* ==== Kontainer utama ==== */
.wrapper {
    position: relative;
    z-index: 2;
    text-align: center;
    padding: 60px 25px;
    border-radius: 20px;
    background: rgba(255,255,255,0.05);
    box-shadow: 0 0 40px rgba(0,255,255,0.1);
    max-width: 700px;
    backdrop-filter: blur(10px);
}

/* ==== Logo ==== */
.logo {
    font-size: 46px;
    font-weight: 800;
    color: #0ff;
    text-shadow: 0 0 15px rgba(0,255,255,0.6);
    letter-spacing: 1px;
}
.logo span {
    color: #e50914;
}

/* ==== Headline ==== */
.headline {
    font-size: 28px;
    margin: 30px 0 15px;
    font-weight: 600;
    color: #fff;
    text-shadow: 0 0 12px rgba(0,255,255,0.3);
}

/* ==== Tagline ==== */
.tagline {
    font-size: 16px;
    color: #aaa;
    line-height: 1.6;
    margin-bottom: 40px;
}
.highlight {
    color: #0ff;
    font-weight: 600;
    text-shadow: 0 0 8px #0ff;
}

/* ==== Tombol CTA ==== */
.cta-btn {
    background: linear-gradient(90deg, #0ff, #00aaff);
    color: #000;
    padding: 14px 32px;
    border-radius: 10px;
    text-decoration: none;
    font-weight: 600;
    transition: 0.3s;
    box-shadow: 0 0 15px rgba(0,255,255,0.4);
}

.cta-btn:hover {
    transform: scale(1.05);
    box-shadow: 0 0 25px rgba(0,255,255,0.7);
}

/* ==== Footer ==== */
footer {
    margin-top: 40px;
    font-size: 13px;
    color: #888;
}

/* ==== Responsive ==== */
@media (max-width: 600px) {
    .logo { font-size: 36px; }
    .headline { font-size: 22px; }
    .tagline { font-size: 15px; }
}