/* ========== Global Style ========== */
body {
    font-family: 'Inter', sans-serif;
    background-color: #f7faff; /* biru muda lembut */
    color: #333;
}

/* Warna primer kustom */
.bg-primary {
    background-color: #007bff !important;
}
.text-primary {
    color: #007bff !important;
}

/* ========== Tombol ========== */
.btn-primary {
    background: linear-gradient(90deg, #007bff 0%, #00a2ff 100%);
    border: none;
    border-radius: 30px;
    font-weight: 600;
    transition: all 0.3s ease;
}
.btn-primary:hover {
    background: linear-gradient(90deg, #006ae6 0%, #0090e6 100%);
    transform: scale(1.05);
    box-shadow: 0 0.5rem 1rem rgba(0,0,0,0.15);
}

.btn-light {
    color: #007bff;
    border-radius: 30px;
    font-weight: 600;
    transition: all 0.3s ease;
}
.btn-light:hover {
    background-color: #f8f9fa;
    transform: scale(1.05);
}

/* ========== Card ========== */
.card {
    border-radius: 1rem;
    transition: all 0.3s ease;
}
.card:hover {
    transform: translateY(-6px);
    box-shadow: 0 1rem 1.5rem rgba(0,0,0,0.12);
}

/* ========== Animasi Hero ========== */
header h1 {
    animation: fadeInDown 1s ease-out;
}
header p.lead {
    animation: fadeInUp 1.2s ease-out;
}

@keyframes fadeInDown {
    from { opacity: 0; transform: translateY(-30px);}
    to { opacity: 1; transform: translateY(0);}
}
@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(30px);}
    to { opacity: 1; transform: translateY(0);}
}


/* Efek Ripple untuk tombol */
.btn {
    position: relative;
    overflow: hidden;
}
.btn .ripple {
    position: absolute;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.5);
    width: 20px;
    height: 20px;
    animation: ripple-effect 0.6s linear;
    transform: scale(0);
}
@keyframes ripple-effect {
    to {
        transform: scale(8);
        opacity: 0;
    }
}

/* ===================== */
/* NAVBAR STYLING */
/* ===================== */
.navbar {
    transition: background-color 0.3s ease;
}

.navbar .navbar-brand {
    font-size: 1.2rem;
    letter-spacing: 0.5px;
    transition: transform 0.3s ease;
}

.navbar .navbar-brand:hover {
    transform: scale(1.05);
}

/* Link umum */
.navbar .nav-link {
    position: relative;
    padding: 8px 14px;
    margin: 0 4px;
    font-weight: 500;
    color: #f8f9fa !important;
    transition: color 0.3s ease;
}

/* Hover effect underline animasi */
.navbar .nav-link::after {
    content: "";
    position: absolute;
    left: 50%;
    bottom: 2px;
    width: 0%;
    height: 2px;
    background-color: #fff;
    transition: all 0.3s ease;
    transform: translateX(-50%);
}

.navbar .nav-link:hover::after {
    width: 60%;
}

/* Warna saat hover */
.navbar .nav-link:hover {
    color: #ffdd57 !important; /* kuning lembut */
}

/* Aktif link */
.navbar .nav-link.active {
    color: #ffdd57 !important;
}

.navbar .nav-link.active::after {
    width: 60%;
    background-color: #ffdd57;
}

/* Dropdown menu */
.navbar .dropdown-menu {
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0px 4px 15px rgba(0,0,0,0.15);
    animation: fadeIn 0.2s ease-in-out;
}

.navbar .dropdown-item {
    transition: background-color 0.3s ease, color 0.3s ease;
}

.navbar .dropdown-item:hover {
    background-color: #0d6efd;
    color: #fff;
}

/* Animasi dropdown */
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(5px); }
    to { opacity: 1; transform: translateY(0); }
}