:root {
    --ocean-primary: #006994; /* Ocean Blue */
    --ocean-dark: #004d6e;
    --ocean-light: #e0f7fa;
    --text-dark: #333;
    --white: #ffffff;
}

body {
    background-color: #f4f6f9;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

.bg-ocean {
    background-color: var(--ocean-primary) !important;
    color: var(--white);
}

.btn-ocean {
    background-color: var(--ocean-primary);
    color: var(--white);
    border: none;
    padding: 10px 20px;
    border-radius: 8px;
    transition: 0.3s;
}

.btn-ocean:hover {
    background-color: var(--ocean-dark);
    color: var(--white);
}

/* Mobile Friendly Card */
.card-custom {
    border: none;
    border-radius: 15px;
    box-shadow: 0 4px 15px rgba(0,0,0,0.05);
    margin-bottom: 20px;
    background: var(--white);
}

.navbar-brand img {
    height: 40px;
}

/* Kunci tombol absen jika lokasi belum dapat */
#btnAbsen {
    opacity: 0.5;
    pointer-events: none;
}
#btnAbsen.active {
    opacity: 1;
    pointer-events: auto;
}