body.dark-theme {
    background-color: #0b0e1a;
    color: #ffffff;
    font-family: 'Quicksand', sans-serif;
    margin: 0;
}

header {
    background-color: rgba(11, 14, 26, 0.95);
    padding: 20px 0;
    position: sticky;
    top: 0;
    z-index: 1000;
    border-bottom: 1px solid #1f263e;
}

/* General */
body.dark-theme {
    background-color: #0b0e1a;
    color: #ffffff;
    font-family: 'Quicksand', sans-serif;
    margin: 0;
    line-height: 1.6;
}
.container { width: 90%; max-width: 1200px; margin: auto; }

/* Header */
header {
    background-color: #0b0e1a;
    padding: 20px 0;
    border-bottom: 1px solid #1f263e;
}
.nav-wrapper { display: flex; justify-content: space-between; align-items: center; }
.logo a { color: #fff; text-decoration: none; font-size: 24px; font-weight: 700; }
.logo strong { color: #4facfe; }
nav ul { list-style: none; display: flex; gap: 20px; }
nav ul li a { color: #fff; text-decoration: none; font-weight: 500; }
.btn-contact { background: #4facfe; padding: 8px 20px; border-radius: 20px; }

/* Hero */
.hero { text-align: center; padding: 80px 0; }
.badge { background: #1f263e; padding: 5px 15px; border-radius: 15px; font-size: 12px; color: #4facfe; }
.hero h1 { font-size: 48px; margin: 20px 0; }
.hero h1 strong { color: #4facfe; }
.hero p { color: #a0aec0; max-width: 600px; margin: auto; }

/* Category Section */
.category-section { padding: 40px 0; }
.category-header { display: flex; justify-content: space-between; align-items: center; border-bottom: 1px solid #1f263e; margin-bottom: 25px; padding-bottom: 10px; }
.category-header h2 { font-size: 22px; position: relative; }
.category-header h2::after { content: ''; width: 50px; height: 3px; background: #4facfe; position: absolute; bottom: -12px; left: 0; }
.view-all { color: #4facfe; text-decoration: none; font-size: 14px; }

/* Cards */
.card-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 25px; }
.card { background: #161b30; border-radius: 15px; overflow: hidden; transition: 0.3s; }
.card:hover { transform: translateY(-5px); }
.card-img-wrapper { position: relative; height: 160px; }
.card-img-wrapper img { width: 100%; height: 100%; object-fit: cover; }
.card-badge { position: absolute; top: 10px; left: 10px; background: rgba(0,0,0,0.6); padding: 3px 10px; border-radius: 5px; font-size: 10px; }
.card-body { padding: 20px; }
.card-body h3 { font-size: 16px; margin-bottom: 10px; height: 45px; overflow: hidden; }
.card-body h3 a { color: #fff; text-decoration: none; }
.card-body p { color: #a0aec0; font-size: 13px; margin-bottom: 15px; }
.date { font-size: 11px; color: #718096; }

/* Newsletter */
.newsletter { text-align: center; padding: 100px 0; background: #0f1425; margin-top: 50px; }
.news-form { margin-top: 30px; }
.news-form input { padding: 12px 20px; border-radius: 25px; border: none; width: 300px; background: #1f263e; color: #fff; }
.btn-subscribe { padding: 12px 30px; border-radius: 25px; border: none; background: #4facfe; color: #fff; cursor: pointer; margin-left: 10px; }

/* Detail Page */
.hero-img-detail { width: 100%; border-radius: 20px; margin: 30px 0; }
.content-detail h1 { font-size: 36px; }
.body-text { font-size: 18px; color: #cbd5e0; margin-top: 30px; }

.nav-wrapper {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

nav ul {
    list-style: none;
    display: flex;
    gap: 25px;
    margin: 0;
}

nav ul li a {
    color: #cbd5e0;
    text-decoration: none;
    font-weight: 600;
    transition: 0.3s;
}

nav ul li a:hover { color: #4facfe; }

.btn-contact {
    background: #4facfe;
    color: #fff !important;
    padding: 10px 20px;
    border-radius: 50px;
}

footer {
    background: #080a13;
    padding: 60px 0 20px;
    margin-top: 50px;
    border-top: 1px solid #1f263e;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    margin-bottom: 40px;
}

.copyright {
    text-align: center;
    border-top: 1px solid #1f263e;
    padding-top: 20px;
    font-size: 0.9rem;
    color: #718096;
}

.container { width: 85%; margin: auto; }

.hero { text-align: center; padding: 100px 0; background: radial-gradient(circle, #1a2036 0%, #0b0e1a 100%); }

.card-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: 20px;
    margin-top: 30px;
}

.card {
    background: #151a2e;
    border-radius: 12px;
    overflow: hidden;
    transition: transform 0.3s;
}

.card:hover { transform: translateY(-10px); }

.card img { width: 100%; height: 180px; object-fit: cover; }

.card-body { padding: 20px; }

.card-body h3 a { color: #fff; text-decoration: none; font-size: 1.1rem; }

h1 strong { color: #4facfe; } /* Warna aksen biru inovasi */