* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Rajdhani', sans-serif;
}

body {
    background-color: #010a14;
    color: #fff;
    line-height: 1.6;
}

/* Header */
header {
    background: linear-gradient(180deg, #002b4d 0%, #010a14 100%);
    padding: 15px 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 2px solid #00d2ff;
    position: sticky;
    top: 0;
    z-index: 1000;
}

.logo {
    font-size: 28px;
    font-weight: bold;
    color: #fff;
    text-shadow: 0 0 10px #00d2ff;
}

.logo span { color: #00d2ff; }

.btn-login, .btn-daftar {
    padding: 8px 20px;
    border-radius: 5px;
    text-decoration: none;
    font-weight: bold;
    margin-left: 10px;
}

.btn-login { border: 1px solid #00d2ff; color: #fff; }
.btn-daftar { background: #00d2ff; color: #000; }

/* Hero */
.hero {
    padding: 40px 20px;
    text-align: center;
    background: radial-gradient(circle, #002b4d 0%, #010a14 80%);
}

.tech-frame {
    border: 3px solid #00d2ff;
    box-shadow: 0 0 20px #00d2ff;
    padding: 10px;
    display: inline-block;
    border-radius: 10px;
}

/* Sections */
section { padding: 40px 20px; text-align: center; }
h2 { color: #00d2ff; margin-bottom: 25px; text-transform: uppercase; letter-spacing: 2px; }

/* Cards */
.grid-container, .price-grid {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 20px;
}

.card, .price-card {
    background: rgba(0, 43, 77, 0.4);
    border: 1px solid #00d2ff;
    padding: 20px;
    width: 250px;
    border-radius: 15px;
    transition: 0.3s;
}

.card:hover, .price-card.active {
    box-shadow: 0 0 20px #00d2ff;
    transform: translateY(-5px);
}

.card button {
    background: #00d2ff;
    border: none;
    padding: 10px 15px;
    margin-top: 15px;
    cursor: pointer;
    font-weight: bold;
}

/* FAQ */
.accordion .item {
    background: #001a33;
    margin: 10px auto;
    padding: 15px;
    max-width: 600px;
    border-left: 5px solid #00d2ff;
    display: flex;
    justify-content: space-between;
    cursor: pointer;
}

footer { padding: 20px; text-align: center; font-size: 12px; border-top: 1px solid #333; }