<style> :root {
    --primary-color: #001b44;
    --accent-color: #00aaff;
    --bg-light: #f8f9fa;
    --text-dark: #222;
    --card-bg: #ffff;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Inter', sans-serif;
    background-color: #f5f6f8;
    line-height: 1.6;
    color: var(--text-dark);
}

/* --- NAVBAR GAYA SILOG --- */
.navbar {
    background-color: #007BFF;
    color: white;
    position: sticky;
    top: 0;
    z-index: 999;
}

.navbar-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 20px;
}

.navbar-logo {
    font-size: 1.5rem;
    font-weight: bold;
}

.navbar-menu {
    display: none;
    flex-direction: column;
    gap: 15px;
    background-color: #00337F;
    position: absolute;
    top: 60px;
    left: 0;
    width: 100%;
    padding: 20px 0;
}

.navbar-menu.active {
    display: flex;
}

.navbar-menu a {
    color: white;
    text-decoration: none;
    padding: 10px 20px;
    font-weight: 600;
}

.navbar-toggle {
    font-size: 1.5rem;
    cursor: pointer;
    color: white;
}

@media (min-width: 768px) {
    .navbar-menu {
        display: flex !important;
        flex-direction: row;
        position: static;
        justify-content: center;
        width: auto;
        background: none;
        padding: 0;
    }

    header {
        min-height: 100vh;
        /* membuat header memenuhi 1 layar penuh di desktop */
        padding-top: 120px;
        padding-bottom: 120px;
        display: flex;
        align-items: left;
        justify-content: space-between;
        flex-wrap: wrap;
    }

    .navbar-menu a {
        padding: 20px;
    }

    .navbar-toggle {
        display: none;
    }
}

header {
    background-color: #CBD9FD;
    background-image: url('images/bg-header.png');
    background-repeat: no-repeat;
    background-position: right center;
    background-size: auto 50%;
    padding: 100px 20px;
    color: #012377;
    min-height: 300px;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

header h1 {
    font-size: 2.8rem;
    font-weight: 700;
    margin-bottom: 10px;
}

header p {
    font-size: 1.2rem;
    font-weight: 500;
}

section {
    padding: 80px 20px;
    max-width: 1200px;
    margin: 0 auto;
}

section h2 {
    color: var(--primary-color);
    font-size: 2.4rem;
    margin-bottom: 40px;
    text-align: center;
}

.grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.card {
    background: var(--card-bg);
    padding: 30px;
    border-radius: 20px;
    box-shadow: 0 6px 16px rgba(0, 0, 0, 0.05);
    transition: transform 0.3s ease;
}

.card:hover {
    background-color: #012377; /* biru tua */
    color: #fff; /* teks jadi putih */
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.2);
}

.partner-logos {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 30px;
    margin-top: 30px;
    border-radius: 20px;
}

.partner-logos img {
    height: 60px;
    object-fit: contain;
    opacity: 1; /* pastikan logo jelas */
    filter: none; /* pastikan tidak ada filter */
    transition: transform 0.3s ease, opacity 0.3s ease;
}

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

.timeline-year {
    background: white;
    border-left: 4px solid var(--primary-color);
    padding: 20px;
    border-radius: 10px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
}

footer {
    background: #00FF6F;
    color: #009842;
    padding: 40px 20px;
    text-align: center;
}

.contact {
    font-size: 1rem;
}

a {
    color: #00aaff;
}
.icon {
    height: 60px;
    margin-bottom: 10px;
}

</style>