body {
    background: url('asset/images/bg_.jpg') no-repeat center center fixed;
    background-size: cover;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen,
        Ubuntu, Cantarell, "Open Sans", "Helvetica Neue", sans-serif;
    min-height: 100vh;
    margin: 0;
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 2rem;
    color: #fff;
}

.site-card {
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.05), rgba(255, 255, 255, 0.1));
    backdrop-filter: blur(15px) saturate(180%);
    -webkit-backdrop-filter: blur(15px) saturate(180%);
    border-radius: 20px;
    transition: all 0.3s ease;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.25);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.site-card:hover {
    transform: translateY(-8px) scale(1.05);
    box-shadow: 0 16px 32px rgba(0, 0, 0, 0.4),
        0 0 10px rgba(255, 255, 255, 0.3);
    border: 1px solid rgba(255, 255, 255, 0.4);
}

.card-img-top.icon-glow {
    width: 48px;
    height: 48px;
    margin: 0 auto;
    filter: none;
    transition: transform 0.3s ease, opacity 0.3s ease;
    opacity: 0.85;
}

.site-card:hover .card-img-top.icon-glow {
    transform: scale(1.05);
    opacity: 1;
}

.container {
    max-width: 900px;
    width: 100%;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
    gap: 24px;

    background: linear-gradient(135deg, rgba(255, 255, 255, 0.05), rgba(255, 255, 255, 0.08));
    backdrop-filter: blur(20px) saturate(160%);
    -webkit-backdrop-filter: blur(20px) saturate(160%);
    border-radius: 20px;
    padding: 2rem;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
    color: #fff;
}

.navbar {
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.05), rgba(255, 255, 255, 0.08));
    backdrop-filter: blur(20px) saturate(160%);
    -webkit-backdrop-filter: blur(20px) saturate(160%);
    border-bottom: 1px solid rgba(255, 255, 255, 0.15);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.25);
    border-bottom-left-radius: 20px;
    border-bottom-right-radius: 20px;
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 1000;
    padding: 0.6rem 1.5rem;
}

.navbar .container-fluid {
    display: flex;
    justify-content: center;
    /* Tengah secara horizontal */
    align-items: center;
}

.navbar-brand {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-weight: 600;
    font-size: 1.1rem;
    color: #f1f1f1;
    letter-spacing: 0.3px;
    transition: color 0.3s ease;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.3);
}

.logo-icon {
    filter: drop-shadow(0 1px 2px rgba(0, 0, 0, 0.4));
    transition: transform 0.3s ease;
}

.navbar-brand:hover .logo-icon {
    transform: rotate(6deg) scale(1.05);
}

.navbar-brand:hover {
    color: #fff;
}

.card-title {
    font-size: 1rem;
    color: #eeeeee;
    font-weight: 400;
}

@media (max-width: 768px) {
    .navbar {
        padding: 0.5rem 1rem;
    }

    .navbar-brand {
        font-size: 1rem;
    }

    .logo-icon {
        width: 28px;
        height: 28px;
    }
}
body.light-mode {
    background: url('asset/images/bg_light.jpg') no-repeat center center fixed;
    background-size: cover;
    background-color: #f8f9fa;
    color: #212529;
}

body.light-mode .site-card {
    background: rgba(255, 255, 255, 0.26);
    /* Lebih terang dari dark */
    backdrop-filter: blur(12px) saturate(160%);
    -webkit-backdrop-filter: blur(12px) saturate(160%);
    border: 1px solid rgba(0, 0, 0, 0.07);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.08);
    color: #212529;
    transition: all 0.3s ease;
}

body.light-mode .site-card:hover {
    box-shadow: 0 12px 30px rgba(0, 0, 0, 0.15);
    transform: translateY(-5px) scale(1.03);
}

body.light-mode .card-title {
    color: #222;
    font-weight: 500;
    text-shadow: none;
}

body.light-mode .navbar {
    background: rgba(255, 255, 255, 0.459);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
}

body.light-mode .navbar-brand {
    color: #111;
    text-shadow: none;
    font-weight: 600;
}

body.light-mode .navbar-brand:hover {
    color: #000;
}

body.light-mode .container {
    color: #212529;
}

body.light-mode a {
    color: #0066cc;
    text-decoration: none;
    transition: color 0.2s ease;
}

body.light-mode a:hover {
    color: #004c99;
}
.mode-toggle-btn {
    position: absolute;
    top: 1rem;
    right: 1rem;
    z-index: 1100;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    background: rgba(255, 255, 255, 0.15);
    border: 1px solid rgba(255, 255, 255, 0.3);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    padding: 0.4rem 1rem;
    border-radius: 50px;
    font-size: 0.9rem;
    color: #fff;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
}

.mode-toggle-btn:hover {
    background: rgba(255, 255, 255, 0.25);
    transform: scale(1.03);
    box-shadow: 0 6px 18px rgba(0, 0, 0, 0.3);
}

body.light-mode .mode-toggle-btn {
    background: rgba(0, 0, 0, 0.05);
    color: #222;
    border: 1px solid rgba(0, 0, 0, 0.1);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
}

body.light-mode .mode-toggle-btn:hover {
    background: rgba(0, 0, 0, 0.1);
}