/* Reset CSS Dasar */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Poppins', sans-serif;
    scroll-behavior: smooth;
}

body {
    color: #333;
    line-height: 1.6;
    background-color: #ffffff;
}

.container {
    width: 90%;
    max-width: 1100px;
    margin: 0 auto;
}

.section-padding {
    padding: 60px 0;
}

.section-title {
    text-align: center;
    font-size: 2rem;
    margin-bottom: 40px;
    color: #0b3c5d;
    position: relative;
}

.bg-light {
    background-color: #f9f9f9;
}

/* Header & Navigasi */
header {
    background-color: #ffffff;
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
    position: sticky;
    top: 0;
    z-index: 100;
}

.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 0;
}

.logo {
    font-size: 1.4rem;
    font-weight: 700;
    color: #328cc1;
}

nav a {
    text-decoration: none;
    color: #555;
    margin-left: 20px;
    font-weight: 600;
    transition: color 0.3s;
}

nav a:hover {
    color: #328cc1;
}

/* Hero Section */
.hero {
    background: linear-gradient(rgba(11, 60, 93, 0.85), rgba(11, 60, 93, 0.85)), url('https://images.unsplash.com/photo-1621905251189-08b45d6a269e?q=80&w=1000') no-repeat center center/cover;
    color: #ffffff;
    text-align: center;
    padding: 100px 0;
}

.hero-content h1 {
    font-size: 2.5rem;
    margin-bottom: 20px;
    font-weight: 700;
}

.hero-content p {
    font-size: 1.1rem;
    margin-bottom: 30px;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.btn-wa {
    display: inline-block;
    background-color: #25D366;
    color: #fff;
    padding: 12px 30px;
    text-decoration: none;
    font-weight: 700;
    border-radius: 5px;
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
    transition: transform 0.2s, background-color 0.3s;
}

.btn-wa:hover {
    background-color: #1ebd58;
    transform: translateY(-2px);
}

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

.layanan-card {
    background: #ffffff;
    padding: 30px;
    border-radius: 8px;
    box-shadow: 0 4px 15px rgba(0,0,0,0.05);
    text-align: center;
    border-top: 4px solid #328cc1;
    transition: transform 0.3s;
}

.layanan-card:hover {
    transform: translateY(-5px);
}

.layanan-card .icon {
    font-size: 3rem;
    margin-bottom: 15px;
}

.layanan-card h3 {
    margin-bottom: 15px;
    color: #0b3c5d;
}

/* Keunggulan Section */
.keunggulan-list {
    max-width: 700px;
    margin: 0 auto;
}

.keunggulan-item {
    background: #fff;
    padding: 15px 20px;
    margin-bottom: 15px;
    border-radius: 5px;
    box-shadow: 0 2px 5px rgba(0,0,0,0.05);
}

/* Kontak Section */
.kontak-container {
    text-align: center;
    max-width: 600px;
}

.info-kontak {
    background: #f4f7f6;
    padding: 20px;
    border-radius: 5px;
    margin: 25px 0;
    text-align: left;
}

.info-kontak p {
    margin-bottom: 10px;
}

/* Footer */
footer {
    background-color: #0b3c5d;
    color: #fff;
    text-align: center;
    padding: 20px 0;
    font-size: 0.9rem;
}

/* Responsive Web Design (Optimal untuk HP) */
@media (max-width: 768px) {
    .navbar {
        flex-direction: column;
        gap: 15px;
    }
    nav a {
        margin: 0 10px;
    }
    .hero-content h1 {
        font-size: 1.8rem;
    }
    .section-title {
        font-size: 1.6rem;
    }
}