/* ========================================================
   RESET & DASAR
   ======================================================== */
* { margin: 0; padding: 0; box-sizing: border-box; }
html { overflow-x: hidden; }
body {
    font-family: 'Segoe UI', Arial, sans-serif;
    color: #222;
    line-height: 1.6;
    overflow-x: hidden; /* jaring pengaman: halaman gak akan pernah bisa digeser ke samping */
}
.container { max-width: 1100px; margin: 0 auto; padding: 0 20px; }
.section { padding: 12px 0; } /* 20% dari 60px semula, sesuai request Oppa (jarak antar section kejauhan) */
h2 { text-align: center; margin-bottom: 40px; font-size: 32px; color: #1a1a2e; }
img { max-width: 100%; height: auto; } /* jaring pengaman kedua: SEMUA gambar wajib pas kotaknya, bukan cuma yang class img-full */
.img-full { width: 100%; border-radius: 10px; margin-bottom: 20px; }

/* ========================================================
   HERO
   ======================================================== */
.hero { position: relative; height: 90vh; min-height: 500px; overflow: hidden; }
.hero-media { position: absolute; inset: 0; }
.hero-media video, .hero-media img {
    width: 100%; height: 100%; object-fit: cover;
}

/* Hero yang berisi slider foto (banner bergeser) */
.hero-slider-wrap { position: absolute; inset: 0; }
.hero-img-slider {
    width: 100%;
    height: 100%;
    aspect-ratio: unset;
    border-radius: 0;
}
.hero-img-slider .img-slider-slide {
    width: 100%; height: 100%; object-fit: cover;
}
.hero-img-slider .img-slider-prev,
.hero-img-slider .img-slider-next {
    z-index: 5;
}
.hero-img-slider .img-slider-dots {
    z-index: 5;
    bottom: 90px; /* biar gak numpuk sama tombol WA */
}
.hero-overlay {
    position: absolute; inset: 0;
    background: linear-gradient(to bottom, rgba(0,0,0,0.3), rgba(0,0,0,0.6));
    display: flex; flex-direction: column; justify-content: center; align-items: center;
    text-align: center; color: #fff; padding: 20px;
}
.hero-overlay h1 { font-size: 48px; margin-bottom: 10px; }
.hero-overlay p { font-size: 20px; margin-bottom: 30px; }

/* ========================================================
   TOMBOL WHATSAPP
   ======================================================== */
.btn-wa, .btn-wa-small {
    display: inline-block;
    background: #25D366;
    color: #fff;
    padding: 14px 30px;
    border-radius: 50px;
    text-decoration: none;
    font-weight: bold;
    transition: transform 0.2s;
}
.btn-wa:hover, .btn-wa-small:hover { transform: scale(1.05); }
.btn-wa-small { padding: 10px 20px; font-size: 14px; margin-top: 10px; }

/* ========================================================
   PRODUK (SLIDER GESER BOLAK-BALIK + BAR SEEK)
   ======================================================== */
.produk-slider-outer { padding-bottom: 40px; }
.produk-slider-wrap {
    overflow-x: auto;
    scrollbar-width: none;
    -ms-overflow-style: none;
    padding: 10px 40px;
}
.produk-slider-wrap::-webkit-scrollbar { display: none; }
.produk-slider-track {
    display: flex;
    gap: 30px;
    width: max-content;
}
.produk-slider-bar {
    max-width: 300px;
    height: 6px;
    background: #e5e5e5;
    border-radius: 10px;
    margin: 15px auto 0;
    position: relative;
    cursor: pointer;
}
.produk-slider-thumb {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    height: 12px;
    background: #25D366;
    border-radius: 10px;
    cursor: grab;
    min-width: 30px;
}
.produk-slider-thumb:active { cursor: grabbing; }
.card-produk {
    border: 1px solid #eee;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 4px 12px rgba(0,0,0,0.06);
    padding-bottom: 20px;
    text-align: center;
    transition: transform 0.25s ease, box-shadow 0.25s ease;
    width: 280px;
    flex: 0 0 280px;
    background: #fff;
}
.card-produk:hover {
    transform: translateY(-8px);
    box-shadow: 0 14px 28px rgba(0,0,0,0.14);
    border-color: #ddd;
}
.card-produk .foto-wrap { overflow: hidden; }
.card-produk img {
    width: 100%; height: 200px; object-fit: cover;
    transition: transform 0.4s ease;
}
.card-produk:hover img { transform: scale(1.08); }
.card-produk h3 { margin: 15px 10px 5px; transition: color 0.2s ease; }
.card-produk:hover h3 { color: #25D366; }
.card-produk .ukuran { color: #888; font-size: 14px; }
.card-produk .deskripsi { padding: 0 15px; font-size: 14px; margin: 10px 0; }
.card-produk .harga { font-weight: bold; color: #1a1a2e; font-size: 18px; }

/* ========================================================
   KEUNGGULAN
   ======================================================== */
.grid-keunggulan {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 25px;
}
.card-keunggulan {
    background: #f8f9fb;
    padding: 25px;
    border-radius: 12px;
    transition: background 0.25s ease, transform 0.25s ease;
}
.card-keunggulan:hover { background: #eef7f0; transform: translateY(-4px); }
.card-keunggulan h3 { color: #1a1a2e; margin-bottom: 10px; }

/* ========================================================
   FORM KONTAK
   ======================================================== */
.form-kontak {
    max-width: 500px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 12px;
}
.form-kontak label { font-weight: bold; font-size: 14px; }
.form-kontak input, .form-kontak textarea {
    padding: 12px;
    border: 1px solid #ddd;
    border-radius: 8px;
    font-size: 15px;
    width: 100%;
}
.form-kontak button {
    background: #1a1a2e;
    color: #fff;
    border: none;
    padding: 15px;
    border-radius: 8px;
    font-size: 16px;
    cursor: pointer;
    margin-top: 10px;
}
.form-kontak button:hover { background: #25D366; }
.alert-sukses {
    background: #d4edda;
    color: #155724;
    padding: 15px;
    border-radius: 8px;
    text-align: center;
    max-width: 500px;
    margin: 0 auto 20px;
}

/* ========================================================
   FOOTER
   ======================================================== */
.site-footer {
    background: #1a1a2e;
    color: #ccc;
    padding: 40px 0;
    text-align: center;
    font-size: 14px;
}
.site-footer h3 { color: #fff; margin-bottom: 10px; }
.site-footer a { color: #25D366; text-decoration: none; }
.site-footer .disclaimer { font-size: 12px; opacity: 0.7; margin-bottom: 15px; }
.site-footer .copyright { margin-top: 20px; opacity: 0.6; }

/* ========================================================
   TOMBOL WHATSAPP MENGAMBANG
   ======================================================== */
.wa-float {
    position: fixed;
    bottom: 24px;
    right: 20px;
    width: 58px;
    height: 58px;
    background: #25D366;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 14px rgba(0,0,0,0.25);
    z-index: 999;
    transition: transform 0.2s ease;
}
.wa-float:hover { transform: scale(1.08); }
.wa-float svg { width: 30px; height: 30px; }
.wa-float::before {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: 50%;
    animation: wa-pulse 2.2s infinite;
    pointer-events: none;
}
@keyframes wa-pulse {
    0%   { box-shadow: 0 0 0 0 rgba(37,211,102,0.55); }
    70%  { box-shadow: 0 0 0 16px rgba(37,211,102,0); }
    100% { box-shadow: 0 0 0 0 rgba(37,211,102,0); }
}
@media (max-width: 600px) {
    .wa-float { width: 52px; height: 52px; bottom: 16px; right: 14px; }
    .wa-float svg { width: 26px; height: 26px; }
}

/* ========================================================
   NAVBAR ATAS (tampil di semua halaman, melayang di atas Hero)
   ======================================================== */
.site-navbar {
    position: fixed;
    top: 0; left: 0; right: 0;
    z-index: 999;
    background: rgba(255,255,255,0.95);
    box-shadow: 0 2px 10px rgba(0,0,0,0.08);
}
.site-navbar-inner {
    max-width: 1100px;
    margin: 0 auto;
    padding: 12px 20px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}
.site-navbar-brand { display: flex; align-items: center; text-decoration: none; }
.site-navbar-brand img { height: 42px; width: auto; display: block; }
.site-navbar-brand span { font-weight: bold; font-size: 18px; color: #1a1a2e; }
.site-navbar-menu { display: flex; gap: 28px; }
.site-navbar-menu a {
    color: #1a1a2e;
    text-decoration: none;
    font-weight: 600;
    font-size: 15px;
    transition: color 0.2s ease;
}
.site-navbar-menu a:hover { color: #25D366; }
.site-navbar-toggle {
    display: none;
    flex-direction: column;
    justify-content: center;
    gap: 5px;
    width: 34px; height: 34px;
    background: none; border: none; cursor: pointer;
    padding: 0;
}
.site-navbar-toggle span {
    display: block; height: 3px; width: 100%;
    background: #1a1a2e; border-radius: 3px;
    transition: transform 0.25s ease, opacity 0.25s ease;
}
.site-navbar-toggle.aktif span:nth-child(1) { transform: translateY(8px) rotate(45deg); }
.site-navbar-toggle.aktif span:nth-child(2) { opacity: 0; }
.site-navbar-toggle.aktif span:nth-child(3) { transform: translateY(-8px) rotate(-45deg); }

@media (max-width: 700px) {
    .site-navbar-toggle { display: flex; }
    .site-navbar-menu {
        position: absolute;
        top: 100%; left: 0; right: 0;
        background: #fff;
        flex-direction: column;
        gap: 0;
        max-height: 0;
        overflow: hidden;
        box-shadow: 0 4px 10px rgba(0,0,0,0.08);
        transition: max-height 0.3s ease;
    }
    .site-navbar-menu.terbuka { max-height: 300px; }
    .site-navbar-menu a { padding: 14px 20px; border-top: 1px solid #f0f0f0; }
    .site-navbar-brand img { height: 34px; }
}

/* ========================================================
   KALKULATOR SIMULASI KPR
   ======================================================== */
.kalkulator-box {
    background: #f8f9fb;
    border-radius: 14px;
    padding: 30px;
}
.kalkulator-box label {
    display: block;
    font-weight: bold;
    font-size: 14px;
    margin: 15px 0 6px;
    color: #1a1a2e;
}
.kalkulator-box input, .kalkulator-box select {
    width: 100%;
    padding: 12px;
    border: 1px solid #ddd;
    border-radius: 8px;
    font-size: 15px;
    background: #fff;
}
.kpr-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 15px;
}
.kpr-dp-toggle {
    display: flex;
    gap: 6px;
    margin-bottom: 8px;
}
.kpr-dp-mode-btn {
    flex: 1;
    padding: 8px;
    border: 1px solid #ddd;
    background: #fff;
    border-radius: 8px;
    cursor: pointer;
    font-size: 14px;
    font-weight: bold;
    color: #666;
    transition: all 0.15s ease;
}
.kpr-dp-mode-btn.active {
    background: #25D366;
    color: #fff;
    border-color: #25D366;
}
.kpr-hasil {
    text-align: center;
    background: #fff;
    border-radius: 10px;
    padding: 20px;
    margin-top: 25px;
    border: 2px solid #25D366;
}
.kpr-hasil p { color: #666; font-size: 14px; margin-bottom: 5px; }
.kpr-hasil-angka { font-size: 32px; font-weight: bold; color: #25D366; }
.kpr-detail {
    display: flex;
    justify-content: space-between;
    margin-top: 12px;
    font-size: 13px;
    color: #555;
    flex-wrap: wrap;
    gap: 8px;
}
.kalkulator-box .btn-wa { display: block; text-align: center; margin-top: 20px; }
.kpr-disclaimer { font-size: 12px; color: #999; text-align: center; margin-top: 12px; }
@media (max-width: 600px) {
    .kpr-grid { grid-template-columns: 1fr; }
}

/* ========================================================
   FAQ (ACCORDION)
   ======================================================== */
.faq-list { display: flex; flex-direction: column; gap: 12px; }
.faq-item {
    border: 1px solid #eee;
    border-radius: 10px;
    padding: 5px 20px;
    background: #fff;
}
.faq-item summary {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 0;
    cursor: pointer;
    font-weight: bold;
    color: #1a1a2e;
    list-style: none;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-icon {
    font-size: 22px;
    color: #25D366;
    transition: transform 0.25s ease;
    flex-shrink: 0;
    margin-left: 15px;
}
.faq-item[open] .faq-icon { transform: rotate(45deg); }
.faq-jawaban {
    padding: 0 0 18px;
    color: #555;
    line-height: 1.7;
    font-size: 15px;
}

/* ========================================================
   SLIDER FOTO (SECTION CUSTOM)
   ======================================================== */
.custom-section-text { text-align: center; max-width: 700px; margin: 20px auto 0; color: #444; }
.img-slider {
    position: relative;
    width: 100%;
    aspect-ratio: 16 / 7;
    overflow: hidden;
    border-radius: 12px;
    background: #eee;
}
.img-slider-track {
    display: flex;
    height: 100%;
    transition: transform 0.5s ease;
}
.img-slider-slide {
    min-width: 100%;
    height: 100%;
    object-fit: cover;
}
.img-slider-prev, .img-slider-next {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(0,0,0,0.4);
    color: #fff;
    border: none;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    cursor: pointer;
    font-size: 16px;
}
.img-slider-prev { left: 15px; }
.img-slider-next { right: 15px; }
.img-slider-prev:hover, .img-slider-next:hover { background: rgba(0,0,0,0.7); }
.img-slider-dots {
    position: absolute;
    bottom: 15px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 8px;
}
.img-slider-dot {
    width: 9px; height: 9px;
    border-radius: 50%;
    background: rgba(255,255,255,0.5);
    cursor: pointer;
}
.img-slider-dot.active { background: #fff; }

@media (max-width: 600px) {
    .img-slider { aspect-ratio: 4 / 3; }
}

/* ========================================================
   SLIDER ARTIKEL (section tipe artikel)
   ======================================================== */
.artikel-img-slider {
    aspect-ratio: unset;
    height: auto;
    background: #f8f9fb;
    border-radius: 12px;
}
.artikel-slide {
    min-width: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    padding: 40px 30px;
    text-decoration: none;
    color: inherit;
}
.artikel-slide img {
    width: 100%; max-width: 480px; height: 220px;
    object-fit: cover; border-radius: 10px; margin-bottom: 18px;
}
.artikel-slide h3 { font-size: 22px; margin-bottom: 8px; color: #1a1a2e; }
.artikel-slide p { color: #666; max-width: 600px; margin-bottom: 10px; }

/* ========================================================
   HALAMAN ARTIKEL
   ======================================================== */
.grid-artikel {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
}
.card-artikel {
    display: block;
    text-decoration: none;
    color: inherit;
    border: 1px solid #eee;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 4px 12px rgba(0,0,0,0.06);
    transition: transform 0.25s ease, box-shadow 0.25s ease;
}
.card-artikel:hover { transform: translateY(-6px); box-shadow: 0 14px 28px rgba(0,0,0,0.14); }
.card-artikel .foto-wrap { overflow: hidden; height: 180px; }
.card-artikel .foto-wrap img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.4s ease; }
.card-artikel:hover .foto-wrap img { transform: scale(1.08); }
.card-artikel-isi { padding: 18px; }
.card-artikel-isi h3 { font-size: 18px; margin-bottom: 8px; color: #1a1a2e; }
.card-artikel-isi p { font-size: 14px; color: #666; margin-bottom: 10px; }
.tanggal-artikel { font-size: 12px; color: #999; }
.konten-artikel { font-size: 16px; line-height: 1.8; color: #333; text-align: left; }
.konten-artikel img { max-width: 100%; height: auto; border-radius: 10px; margin: 15px 0; display: block; }
.konten-artikel h2 { font-size: 26px; margin: 25px 0 12px; text-align: left; }
.konten-artikel h3 { font-size: 20px; margin: 20px 0 10px; text-align: left; }
.konten-artikel p { margin-bottom: 14px; }
.konten-artikel ul, .konten-artikel ol { margin: 0 0 14px 22px; }
.konten-artikel a { color: #25D366; text-decoration: underline; }

/* ========================================================
   RESPONSIVE
   ======================================================== */
@media (max-width: 600px) {
    .hero-overlay h1 { font-size: 32px; }
    .hero-overlay p { font-size: 16px; }
    h2 { font-size: 26px; }
}