:root {
    --primary-blue: #09376e; /* Dari hero section */
    --accent-blue: #1a73e8; /* Dari tombol login/link */
    --bg-color: #f8fafc;
    --text-main: #334155;
    --text-light: #64748b;
    --footer-bg: #111827;
    --footer-text: #9ca3af;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Inter', sans-serif;
}

body {
    background-color: var(--bg-color);
    color: var(--text-main);
    line-height: 1.6;
}

/* --- NAVBAR --- */
.navbar {
    background-color: #ffffff;
    padding: 1rem 5%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.nav-brand {
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 700;
    color: var(--primary-blue);
    font-size: 1.2rem;
    text-decoration: none;
}

.nav-brand img {
    height: 32px;
}

.nav-links {
    display: flex;
    gap: 2rem;
    align-items: center;
}

.nav-links a {
    text-decoration: none;
    color: var(--primary-blue);
    font-weight: 500;
    font-size: 0.95rem;
    transition: color 0.2s ease;
}

.nav-links a:hover {
    color: var(--accent-blue);
}

.nav-actions {
    display: flex;
    gap: 1rem;
    align-items: center;
}

.btn-download {
    text-decoration: none;
    color: var(--text-main);
    font-weight: 500;
    font-size: 0.95rem;
    display: flex;
    align-items: center;
    gap: 8px;
}

.btn-login {
    background-color: var(--accent-blue);
    color: #ffffff;
    text-decoration: none;
    padding: 0.6rem 1.2rem;
    border-radius: 6px;
    font-weight: 600;
    font-size: 0.95rem;
    transition: background 0.2s ease;
}

.btn-login:hover {
    background-color: #1557b0;
}

/* --- MAIN CONTENT --- */
.container {
    max-width: 900px;
    margin: 3rem auto;
    padding: 3rem;
    background-color: #ffffff;
    border-radius: 12px;
    box-shadow: 0 4px 20px rgba(0,0,0,0.03);
}

.page-header {
    text-align: center;
    margin-bottom: 2.5rem;
    padding-bottom: 1.5rem;
    border-bottom: 1px solid #e2e8f0;
}

.page-title {
    color: var(--primary-blue);
    font-size: 2.2rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.effective-date {
    color: var(--text-light);
    font-size: 0.95rem;
    font-weight: 500;
}

.content-section {
    margin-bottom: 2rem;
}

.content-section h2 {
    color: var(--primary-blue);
    font-size: 1.25rem;
    margin-bottom: 1rem;
    font-weight: 600;
}

.content-section p {
    margin-bottom: 1rem;
    color: var(--text-main);
}

.content-section ul {
    margin-left: 1.5rem;
    margin-bottom: 1rem;
}

.content-section li {
    margin-bottom: 0.5rem;
}

.content-section li strong {
    color: var(--primary-blue);
}

/* --- FOOTER --- */
.footer {
    background-color: var(--footer-bg);
    color: var(--footer-text);
    padding: 4rem 5% 2rem;
    margin-top: 4rem;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: 2rem;
    margin-bottom: 3rem;
}

.footer-col h4 {
    color: #ffffff;
    font-size: 1rem;
    margin-bottom: 1.5rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.footer-col p {
    font-size: 0.9rem;
    margin-bottom: 1rem;
    line-height: 1.7;
}

.footer-col ul {
    list-style: none;
}

.footer-col ul li {
    margin-bottom: 0.8rem;
}

.footer-col ul li a {
    color: var(--footer-text);
    text-decoration: none;
    font-size: 0.9rem;
    transition: color 0.2s ease;
}

.footer-col ul li a:hover {
    color: #ffffff;
}

.footer-logo {
    font-size: 1.2rem;
    font-weight: bold;
    color: #ffffff;
    margin-bottom: 1rem;
    display: inline-block;
}

.copyright {
    text-align: left;
    font-size: 0.85rem;
    padding-top: 1.5rem;
    border-top: 1px solid #1f2937;
}

/* RESPONSIVE */
@media (max-width: 992px) {
    .footer-grid {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 768px) {
    .navbar {
        flex-direction: column;
        gap: 1rem;
        padding: 1rem;
    }
    .nav-links, .nav-actions {
        width: 100%;
        justify-content: center;
    }
    .container {
        margin: 1.5rem;
        padding: 1.5rem;
    }
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 2.5rem;
    }
    .page-title {
        font-size: 1.8rem;
    }
}