/* Navbar & Hero */
.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 5%;
    background: #ffffff;
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
    position: sticky;
    top: 0;
    z-index: 100;
    flex-wrap: wrap;
}
.navbar .logo-text {
    color: #111827;
    font-size: 24px;
    font-weight: 700;
    letter-spacing: 1.5px;
    text-decoration: none;
}
.hamburger-landing {
    display: none;
    background: transparent;
    border: none;
    color: #111827;
    cursor: pointer;
    padding: 5px;
}
.hero {
    text-align: center;
    padding: 120px 20px;
    background: linear-gradient(135deg, #eef2ff 0%, #e0e7ff 100%);
}
.hero h1 {
    font-size: 46px;
    font-weight: 700;
    color: #111827;
    margin-bottom: 24px;
    line-height: 1.2;
}
.hero p {
    font-size: 18px;
    color: #4b5563;
    max-width: 650px;
    margin: 0 auto 40px auto;
    line-height: 1.6;
}

/* Buttons */
.btn-utama {
    display: inline-block;
    background: #4f46e5;
    color: #ffffff;
    padding: 16px 36px;
    border-radius: 8px;
    font-size: 16px;
    font-weight: 600;
    text-decoration: none;
    transition: background 0.2s ease, transform 0.1s ease;
}
.btn-utama:hover {
    background: #4338ca;
}
.btn-utama:active {
    transform: scale(0.98);
}

/* Fitur */
.section-title {
    text-align: center;
    font-size: 32px;
    font-weight: 700;
    color: #111827;
    margin-bottom: 20px;
}
.fitur-container {
    display: flex;
    justify-content: center;
    gap: 30px;
    padding: 80px 5%;
    max-width: 1200px;
    margin: 0 auto;
    flex-wrap: wrap;
}
.fitur-card {
    background: #ffffff;
    padding: 40px 30px;
    border-radius: 16px;
    box-shadow: 0 10px 15px -3px rgba(0,0,0,0.05);
    flex: 1;
    min-width: 280px;
    text-align: center;
    border: 1px solid #f3f4f6;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}
.fitur-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 25px -5px rgba(0,0,0,0.1);
}
.fitur-card h3 {
    color: #111827;
    font-size: 20px;
    margin-bottom: 16px;
    font-weight: 600;
}
.fitur-card p {
    color: #6b7280;
    font-size: 15px;
}
.ikon-fitur {
    font-size: 40px;
    margin-bottom: 20px;
}

/* Cara Kerja */
.cara-kerja {
    background: #ffffff;
    padding: 80px 5%;
}
.langkah-container {
    max-width: 1000px;
    margin: 50px auto 0 auto;
    display: flex;
    gap: 40px;
    flex-wrap: wrap;
}
.langkah-box {
    flex: 1;
    min-width: 250px;
    text-align: left;
    position: relative;
}
.angka-langkah {
    font-size: 48px;
    font-weight: 800;
    color: #e0e7ff;
    margin-bottom: 10px;
}
.langkah-box h4 {
    font-size: 18px;
    color: #111827;
    margin-bottom: 10px;
    font-weight: 600;
}
.langkah-box p {
    color: #6b7280;
    font-size: 15px;
    line-height: 1.6;
}

/* CTA */
.cta-bawah {
    background: #111827;
    color: #ffffff;
    text-align: center;
    padding: 80px 20px;
    border-radius: 24px;
    max-width: 1200px;
    margin: 60px auto;
}
.cta-bawah h2 {
    font-size: 36px;
    font-weight: 700;
    margin-bottom: 20px;
}
.cta-bawah p {
    font-size: 18px;
    color: #9ca3af;
    margin-bottom: 40px;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

/* Animasi */
.reveal {
    opacity: 0;
    transform: translateY(40px);
    transition: all 0.8s ease-out;
}
.reveal.active {
    opacity: 1;
    transform: translateY(0);
}

/* Mobile Responsiveness */
@media (max-width: 768px) {
    .hamburger-landing { display: block; }
    
    .nav-links { 
        display: none; 
        width: 100%; 
        text-align: center; 
        margin-top: 20px;
        padding-bottom: 10px;
    }
    
    .nav-links.open {
        display: block;
    }

    .nav-links .btn-utama {
        display: block;
        width: 100%;
    }

    .hero { padding: 80px 20px; }
    .hero h1 { font-size: 32px; }
    .hero p { font-size: 16px; }

    .fitur-container { padding: 40px 5%; }
    .langkah-container { gap: 30px; margin-top: 30px; }

    .cta-bawah { 
        padding: 60px 20px; 
        border-radius: 0; 
        margin: 0; 
    }
    .cta-bawah h2 { font-size: 28px; }
}