/*
=================================================
  PANEL KONTROL TEMA (Edit bagian di bawah ini)
=================================================
*/
@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@400;600;700&display=swap');

:root {
    /* Ganti kode warna ini untuk mengubah tema */
    --warna-utama-start: #4a69bd;  /* Warna awal gradient */
    --warna-utama-end: #1e3799;    /* Warna akhir gradient */
    --warna-sekunder: #f9f9f9;     /* Latar belakang (abu-abu muda) */
    
    /* Warna teks */
    --warna-teks-gelap: #2c3e50;
    --warna-teks-terang: #555;
    --warna-teks-putih: #ffffff;
    
    /* Ganti Font */
    --font-utama: 'Poppins', sans-serif;
    
    /* Pengaturan lainnya */
    --border-radius: 12px;
    --box-shadow: 0 4px 15px rgba(0, 0, 0, 0.07);
}
/* =============================================== */
/* Akhir dari Panel Kontrol */
/* =============================================== */

/* --- Reset Global --- */
* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
    font-family: var(--font-utama);
    font-size: 16px;
    line-height: 1.7;
    color: var(--warna-teks-terang);
    background-color: #ffffff;
}
.container { max-width: 1100px; margin: 0 auto; padding: 0 20px; }
img { max-width: 100%; height: auto; }
section { padding: 80px 0; }
.section-title {
    font-size: 2.4rem;
    color: var(--warna-teks-gelap);
    text-align: center;
    margin-bottom: 50px;
}

/* --- Gradient & Tombol --- */
.gradient-text {
    background: linear-gradient(90deg, var(--warna-utama-start), var(--warna-utama-end));
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}
.cta-button {
    display: inline-block;
    text-decoration: none;
    font-weight: 600;
    border-radius: 50px; /* Tombol bulat */
    transition: all 0.3s ease;
    padding: 12px 30px;
}
.cta-button.primary {
    background: linear-gradient(90deg, var(--warna-utama-start), var(--warna-utama-end));
    color: var(--warna-teks-putih);
    border: none;
}
.cta-button.primary:hover {
    box-shadow: 0 6px 20px rgba(0,0,0,0.15);
    transform: translateY(-3px);
}
.cta-button.secondary {
    background: transparent;
    color: var(--warna-utama-start);
    border: 2px solid var(--warna-utama-start);
}
.cta-button.secondary:hover {
    background: var(--warna-utama-start);
    color: var(--warna-teks-putih);
}
.cta-button.large { font-size: 1.1rem; padding: 15px 35px; }

/* --- Header & Navigasi --- */
.header {
    background-color: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(5px);
    border-bottom: 1px solid #eee;
    padding: 20px 0;
    position: sticky; top: 0; z-index: 100;
}
.header .container { display: flex; justify-content: space-between; align-items: center; }
.logo { font-size: 1.6rem; font-weight: 700; color: var(--warna-teks-gelap); text-decoration: none; }
.nav-menu { list-style: none; display: flex; align-items: center; gap: 30px; }
.nav-link { text-decoration: none; color: var(--warna-teks-terang); font-weight: 600; transition: color 0.3s; }
.nav-link:hover { color: var(--warna-utama-start); }
.cta-button-nav {
    background: linear-gradient(90deg, var(--warna-utama-start), var(--warna-utama-end));
    color: var(--warna-teks-putih) !important;
    padding: 8px 20px;
    border-radius: 50px;
}
.cta-button-nav:hover {
    color: var(--warna-teks-putih) !important;
    box-shadow: 0 4px 15px rgba(0,0,0,0.1);
    transform: translateY(-2px);
}
.hamburger { display: none; cursor: pointer; background: none; border: none; flex-direction: column; gap: 5px; }
.hamburger .bar { display: block; width: 25px; height: 3px; background-color: var(--warna-teks-gelap); transition: all 0.3s ease-in-out; }

/* --- Hero Section (Split) --- */
.hero { padding-top: 60px; padding-bottom: 60px; }
.hero-split {
    display: grid;
    grid-template-columns: 1fr 1fr;
    align-items: center;
    gap: 40px;
}
.hero-tag {
    font-weight: 600;
    color: var(--warna-utama-start);
    margin-bottom: 10px;
    font-size: 1.1rem;
}
.hero-text h1 {
    font-size: 3.2rem;
    color: var(--warna-teks-gelap);
    line-height: 1.2;
    margin-bottom: 20px;
}
.hero-text .subtitle {
    font-size: 1.15rem;
    margin-bottom: 30px;
}
.hero-image img {
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
}

/* --- Layanan Section --- */
.services { background-color: var(--warna-sekunder); }
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
}
.service-card {
    background: #ffffff;
    padding: 30px;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    transition: all 0.3s ease;
}
.service-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.1);
}
.service-card span { /* Emoji/Ikon */
    font-size: 2.5rem;
    display: block;
    margin-bottom: 15px;
}
.service-card h3 {
    font-size: 1.4rem;
    color: var(--warna-teks-gelap);
    margin-bottom: 10px;
}

/* --- Portofolio Section --- */
.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
}
.portfolio-grid img {
    width: 100%;
    height: 350px;
    object-fit: cover;
    border-radius: var(--border-radius);
    transition: all 0.3s ease;
}
.portfolio-grid img:hover {
    transform: scale(1.03);
    box-shadow: var(--box-shadow);
}
.portfolio-cta {
    text-align: center;
    margin-top: 40px;
}

/* --- FAQ Section --- */
.faq { background-color: var(--warna-sekunder); }
.faq-container {
    max-width: 800px;
    margin: 0 auto;
}
.faq-item {
    background: #ffffff;
    border: 1px solid #eee;
    border-radius: var(--border-radius);
    margin-bottom: 10px;
    overflow: hidden;
}
.faq-item summary {
    padding: 20px;
    font-weight: 600;
    color: var(--warna-teks-gelap);
    font-size: 1.1rem;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.faq-item summary::after { /* Tanda plus/minus */
    content: '+';
    font-size: 1.5rem;
    color: var(--warna-utama-start);
    transition: transform 0.2s;
}
.faq-item[open] summary::after {
    content: '−';
    transform: rotate(180deg);
}
.faq-item[open] summary {
    color: var(--warna-utama-start);
}
.faq-item p {
    padding: 0 20px 20px;
    line-height: 1.6;
}

/* --- CTA Section --- */
.cta {
    background: linear-gradient(90deg, var(--warna-utama-start), var(--warna-utama-end));
    color: var(--warna-teks-putih);
    text-align: center;
}
.cta h2 { color: var(--warna-teks-putih); }
.cta p { font-size: 1.15rem; margin-bottom: 30px; opacity: 0.9; }
.cta .cta-button.primary {
    background: var(--warna-teks-putih);
    color: var(--warna-utama-start);
}
.cta .cta-button.primary:hover {
    background: #f0f0f0;
    color: var(--warna-utama-end);
}

/* --- Footer --- */
.footer {
    background-color: var(--warna-teks-gelap);
    color: #f0f0f0;
    text-align: center;
    padding: 30px 0;
    margin-top: 60px;
}

/* --- Media Query (Mobile Responsif) --- */
@media (max-width: 768px) {
    section { padding: 60px 0; }
    .nav-menu {
        position: fixed; top: 81px; left: -100%;
        background-color: #ffffff; flex-direction: column;
        width: 100%; height: calc(100vh - 81px);
        padding: 40px; gap: 30px; transition: left 0.3s ease-in-out;
        box-shadow: 0 10px 20px rgba(0,0,0,0.1);
    }
    .nav-menu.active { left: 0; }
    .nav-link { font-size: 1.2rem; }
    .hamburger { display: flex; }
    .hamburger.active .bar:nth-child(2) { opacity: 0; }
    .hamburger.active .bar:nth-child(1) { transform: translateY(8px) rotate(45deg); }
    .hamburger.active .bar:nth-child(3) { transform: translateY(-8px) rotate(-45deg); }

    .hero-split { grid-template-columns: 1fr; text-align: center; }
    .hero-image { order: -1; } /* Pindah gambar ke atas di mobile */
    .hero-text h1 { font-size: 2.5rem; }
    
    .portfolio-grid { grid-template-columns: 1fr; }
    .portfolio-grid img { height: 280px; }
}