/* --- RESET & FONDASI DASAR --- */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

body {
    background-color: #ffffff;
    color: #333333;
    line-height: 1.6;
}

/* --- HEADER & NAVIGASI --- */
.header-container {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    /* Background gradient tipis agar teks menu tetap terbaca di atas gambar */
    background: linear-gradient(to bottom, rgba(0,0,0,0.7) 0%, rgba(0,0,0,0) 100%);
    color: white;
    z-index: 100;
    transition: background-color 0.3s ease;
}

.flag-icon{
    height: 10px;
}

/* Class ini akan ditambahkan via JavaScript saat user men-scroll ke bawah */
.header-scrolled {
    background-color: rgba(34, 34, 34, 0.95); /* Warna solid gelap */
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

.navbar-wrapper {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.8rem 5%;
    max-width: 1400px;
    margin: 0 auto;
}

/* --- RESPONSIVE LOGO --- */
.logo-img {
    height: 45px; /* Tinggi default di layar komputer */
    width: auto;
    transition: height 0.3s ease; /* Animasi mulus saat ukuran berubah */
}

/* Mengecilkan logo sedikit saat halaman di-scroll */
.header-scrolled .logo-img {
    height: 35px;
}

/* Responsif logo untuk layar HP */
@media screen and (max-width: 768px) {
    .logo-img {
        height: 32px; /* Logo lebih kecil agar muat di HP */
    }
}

/* --- LANGUAGE SWITCHER --- */
.language-switcher {
    position: relative;
}

.lang-btn {
    background: transparent;
    border: 1px solid rgba(255, 255, 255, 0.5);
    color: white;
    padding: 6px 12px;
    border-radius: 20px;
    cursor: pointer;
    font-size: 0.9rem;
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 6px;
    transition: all 0.3s ease;
}

.lang-btn:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: white;
}

.lang-dropdown {
    position: absolute;
    top: 120%;
    right: 0;
    background-color: white;
    border-radius: 8px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.2);
    min-width: 140px;
    overflow: hidden;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: all 0.3s ease;
}

/* Class ini akan ditambahkan via JS saat tombol bahasa diklik */
.lang-dropdown.show {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.lang-option {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px 15px;
    color: #333;
    text-decoration: none;
    font-size: 0.9rem;
    transition: background 0.2s;
}

.lang-option:hover {
    background-color: #f1f1f1;
    color: #3498db;
}

/* Menyesuaikan warna tombol bahasa saat di HP */
@media screen and (max-width: 768px) {
    .lang-btn {
        padding: 4px 8px;
        font-size: 0.85rem;
    }
}

/* Navigasi Desktop */
.desktop-nav .nav-links {
    display: flex;
    list-style: none;
    gap: 2.5rem;
}

.desktop-nav a {
    color: white;
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 1px;
    transition: color 0.3s ease;
}

.desktop-nav a:hover {
    color: #87CEFA; /* Warna biru aksen saat di-hover */
}

.header-actions {
    display: flex;
    align-items: center;
    gap: 1.5rem;
}

.mobile-menu-btn {
    display: none; /* Sembunyikan di layar besar */
    background: none;
    border: none;
    color: white;
    font-size: 1.8rem;
    cursor: pointer;
}

/* --- RESPONSIVE MOBILE --- */
@media screen and (max-width: 768px) {
    .desktop-nav {
        display: none; /* Sembunyikan menu teks di HP */
    }
    .mobile-menu-btn {
        display: block; /* Munculkan ikon hamburger di HP */
    }
}


/* --- HERO SECTION (UPDATE GAMBAR) --- */
.hero-section {
    position: relative;
    height: 100vh;
    min-height: 600px;
    
    /* 1. Tambahkan efek gelap (overlay) dan panggil gambar Anda */
    background-image: linear-gradient(rgba(0, 0, 0, 0.4), rgba(0, 0, 0, 0.7)), url('./asset/hero section.png');
    
    /* 2. Pastikan gambar menutupi seluruh area tanpa gepeng */
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    
    /* 3. (Opsional) Efek parallax: gambar diam saat layar di-scroll */
    background-attachment: fixed; 
    
    display: flex;
    align-items: center;
    padding: 0 5%;
}

.hero-content {
    max-width: 600px;
    color: white;
    z-index: 10;
    margin-top: -50px;
}

.hero-content h1 {
    font-size: 3.5rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    line-height: 1.2;
}

.hero-content p {
    font-size: 1.1rem;
    line-height: 1.8;
    color: #e0e0e0;
}

/* --- WAVE DIVIDER SVG --- */
.wave-divider {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    overflow: hidden;
    line-height: 0;
}

.wave-divider svg {
    position: relative;
    display: block;
    width: calc(100% + 1.3px);
    height: 90px;
}

.wave-divider .shape-fill {
    fill: #ffffff; /* Warna putih agar menyatu dengan section di bawahnya */
}

/* Responsivitas Layar Kecil untuk Hero */
@media screen and (max-width: 768px) {
    .hero-content h1 {
        font-size: 2.5rem;
    }
    .wave-divider svg {
        height: 50px; /* Perkecil ombak di mobile */
    }
    }
    
    /* --- ABOUT SECTION --- */
    .about-section {
        background-color: #ffffff; /* Blok warna latar putih */
        padding: 5rem 5%;
        text-align: center;
    }
    
    .about-container {
        max-width: 900px;
        margin: 0 auto;
    }
    
    .section-subtitle {
        display: block;
        font-size: 0.9rem;
        color: #7f8c8d;
        text-transform: uppercase;
        letter-spacing: 2px;
        margin-bottom: 0.5rem;
    }
    
.section-title {
    font-size: 2rem;
    color: #333;
    margin-bottom: 2rem;
    font-weight: 600;
    letter-spacing: 1px;
}

.about-text p {
    font-size: 1rem;
    color: #555;
    margin-bottom: 1.5rem;
    text-align: justify; /* Sesuai desain yang terlihat rapi di tengah */
}

/* --- PRODUCTS SECTION --- */
.products-section {
    /* Mengganti blok warna dengan aset gambar background Anda */
    background-image: url('./asset/product-section.png');
    background-size: cover;
    background-position: center;
    padding: 5rem 5%;
    text-align: center;
}

.product-image-container {
    width: 100%;
    /* Mengunci rasio gambar (misal 4:3) agar semua kartu seragam */
    aspect-ratio: 4 / 3; 
    overflow: hidden;
    border-radius: 8px;
    margin-bottom: 1.5rem;
    background-color: #f0f0f0; /* Warna dasar jika gambar lambat dimuat */
}

.text-white {
    color: #ffffff !important;
}

.products-container {
    max-width: 1200px;
    margin: 0 auto;
}

/* --- CAROUSEL WRAPPER & TRACK --- */
.carousel-wrapper {
    position: relative;
    display: flex;
    align-items: center;
    margin-top: 3rem;
}

.carousel-track {
    display: flex;
    gap: 1.5rem; /* Jarak antar kartu */
    overflow-x: auto; /* Membuat geseran berhenti pas di kartu */
    scroll-behavior: smooth;
    padding: 1rem 0; /* Memberi ruang agar efek hover melayang tidak terpotong */
    width: 100%;
    
    /* Menyembunyikan scrollbar bawaan browser agar terlihat rapi */
    scrollbar-width: none; /* Untuk Firefox */
    -ms-overflow-style: none; /* Untuk IE/Edge */
    scroll-snap-type: x proximity;
}


.carousel-track.smooth-scroll {
    scroll-behavior: smooth;
}

/* --- KARTU PRODUK --- */
.product-card {
    /* Lebar kartu: 33.33% dari layar (Desktop menampilkan 3 produk) */
    flex: 0 0 calc(33.333% - 1rem); 
    scroll-snap-align: start; /* Titik berhenti geseran */
    background: linear-gradient(to bottom, rgba(0,0,0,0.2) 0%, rgba(0,0,0,0.4) 100%);
    border-radius: 12px;
    padding: 1.5rem;
    transition: transform 0.3s ease;
    cursor: pointer;
}

.product-card:hover {
    transform: translateY(-10px);
}

.product-image {
    width: 100%;
    height: 100%;
    /* Rahasia agar gambar tidak gepeng dan terpotong rapi */
    object-fit: cover; 
    transition: transform 0.5s ease;
}

.product-card:hover .product-image {
    transform: scale(1.1);
}

/* --- UPDATE PRODUK --- */
.product-name {
    font-size: 1.2rem;
    color: #ffffff;
    font-weight: 700;
    margin-bottom: 0.2rem; /* Menambahkan sedikit jarak bawah */
    line-height: 1.2;
}

.product-alt-name {
    display: block;
    font-size: 0.85rem;
    color: #87CEFA; /* Warna biru aksen yang elegan */
    font-style: italic; /* Dibuat miring agar membedakan dari judul */
    font-weight: 400;
    letter-spacing: 1px;
}

/* --- TOMBOL GESER (ARROWS) --- */
.carousel-btn {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: transparent;
    border: 2px solid white;
    color: white;
    width: 45px;
    height: 45px;
    border-radius: 50%;
    font-size: 1.2rem;
    cursor: pointer;
    z-index: 10;
    transition: background 0.3s, color 0.3s;
}

.carousel-btn:hover {
    background: white;
    color: #1a1a1a; /* Warna gelap menyesuaikan background section */
}

.prev-btn {
    left: -20px;
}

.next-btn {
    right: -20px;
}

/* --- INDIKATOR TITIK (DOTS) --- */
.carousel-indicators {
    display: flex;
    justify-content: center;
    gap: 8px;
    margin-top: 2rem;
}

.dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background-color: #555; /* Titik tidak aktif */
    cursor: pointer;
    transition: background 0.3s, transform 0.3s;
}

.dot.active {
    background-color: #3498db; /* Titik aktif warna biru */
    transform: scale(1.2); /* Sedikit membesar */
}

/* --- RESPONSIVE MOBILE --- */
@media screen and (max-width: 768px) {
    .product-card {
        /* Di HP, paksa lebar kartu menjadi 100% sehingga hanya 1 produk per layar */
        flex: 0 0 100%; 
    }
    
    .carousel-btn {
        display: none; /* Sembunyikan tombol panah di HP, biarkan user swipe layar */
    }
}

/* Responsif untuk Mobile */
@media screen and (max-width: 768px) {
    .products-grid {
        grid-template-columns: 1fr; /* Berubah jadi 1 kolom di HP */
        gap: 1.5rem;
    }
}
    
    /* --- REASONS SECTION --- */
    .reasons-section {
        padding: 5rem 5%;
        background-color: #ffffff;
    }
    
    .reasons-section.dark-bg {
        background-image: url('./asset/facilities-section.png');
        background-size: cover;
        background-position: left;
        padding: 5rem 5%;
        text-align: center;
    }

    .reasons-container {
        max-width: 1200px;
        margin: 0 auto;
    }

.text-center {
    text-align: center;
    margin-bottom: 4rem;
}

/* --- FEATURE ROW (ZIG-ZAG LAYOUT) --- */
.feature-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 4rem;
}

/* Memutar urutan untuk baris selang-seling (Teks Kiri, Gambar Kanan) */
.feature-row.reverse {
    flex-direction: row-reverse;
}


/* --- TEKS FITUR --- */
.feature-text {
    flex: 1; /* Mengambil setengah ruang sisanya */
}

.feature-text h3 {
    font-size: 1.8rem;
    color: #333;
    margin-bottom: 1rem;
    font-weight: 600;
}

.feature-text p {
    font-size: 1.05rem;
    color: #555;
    line-height: 1.8;
}

/* Penyesuaian warna teks di latar gelap */
.dark-bg .feature-text h3,
.dark-bg .feature-text p {
    color: #ffffff;
}
/* --- RESPONSIVE MOBILE UNTUK REASONS SECTION --- */
@media screen and (max-width: 900px) {
    /* Mengubah layout dari menyamping menjadi atas-bawah */
    .feature-row,
    .feature-row.reverse {
        flex-direction: column; /* Gambar otomatis di atas karena posisinya pertama di HTML */
        gap: 1.5rem;
        text-align: center; /* Teks rata tengah agar lebih rapi di HP */
    }
    
    
    .feature-text {
        width: 100%; /* Teks juga memenuhi lebar layar */
        padding: 0 10px; /* Memberi sedikit jarak dari tepi layar */
    }
    
    .feature-text h3 {
        font-size: 1.5rem; /* Sedikit memperkecil judul di HP agar tidak terlalu memakan tempat */
        margin-bottom: 0.8rem;
    }
    
    .feature-text p {
        font-size: 0.95rem; /* Menyesuaikan ukuran paragraf untuk HP */
    }

    .text-center {
        margin-bottom: 2.5rem;
    }

    .reasons-section.dark-bg {
        background-image: url('./asset/facilities-section.png');
        background-size: cover;
        background-position: center;
        padding: 2rem 5%;
        text-align: center;
    }
}


/* --- FOOTER SECTION --- */
.site-footer {
    background-color: #1a1a1a; /* Warna gelap menyesuaikan desain */
    color: #b3b3b3;
    padding: 4rem 5% 1rem;
    font-size: 0.95rem;
}

.footer-container {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    /* Kolom kiri lebih lebar (1.5x) dari dua kolom lainnya */
    grid-template-columns: 1.5fr 1fr 1fr; 
    gap: 3rem;
    margin-bottom: 3rem;
}

/* --- KOLOM KIRI (BRAND) --- */
.footer-logo {
    height: 45px;
    margin-bottom: 1.5rem;
}

.brand-col p {
    margin-bottom: 1.5rem;
    line-height: 1.6;
}

.certification-logos {
    display: flex;
    gap: 12px;
}


/* --- JUDUL KOLOM --- */
.footer-col h3 {
    color: #ffffff;
    font-size: 1.2rem;
    margin-bottom: 1.5rem;
    font-weight: 600;
    letter-spacing: 1px;
}

/* --- KOLOM TENGAH (KONTAK) --- */
.contact-info {
    list-style: none; /* Menghilangkan titik (bullet) bawaan `<ul>` */
}

.contact-info li {
    margin-bottom: 1.2rem;
    line-height: 1.5;
}

.contact-info strong {
    color: #ffffff;
    display: block; /* Judul info (Alamat, dll) ada di atas teksnya */
    margin-bottom: 0.3rem;
}

/* --- KOLOM KANAN (SOSIAL MEDIA) --- */
.social-links {
    display: flex;
    gap: 15px;
}

.social-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 45px;
    height: 45px;
    background-color: #333;
    color: #ffffff;
    text-decoration: none;
    border-radius: 50%;
    transition: background-color 0.3s ease, transform 0.3s ease;
    font-weight: bold;
    font-size: 0.9rem;
}

.social-icon:hover {
    background-color: #3498db; /* Berubah biru saat di-hover */
    transform: translateY(-3px); /* Sedikit melayang */
}

/* --- UKURAN SVG SOCIAL MEDIA --- */
.social-icon svg {
    width: 20px; /* Ukuran proporsional dengan lingkaran */
    height: 20px;
    fill: currentColor; /* Akan otomatis mengikuti warna teks (putih) yang diatur di class .social-icon */
    transition: transform 0.3s ease;
}

/* (Opsional) Membuat ikon sedikit berputar/membesar saat di-hover */
.social-icon:hover svg {
    transform: scale(1.15);
}

/* --- COPYRIGHT BAR --- */
.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid #333; /* Garis pemisah tipis */
    font-size: 0.85rem;
    color: #777;
}

/* --- RESPONSIVE MOBILE UNTUK FOOTER --- */
@media screen and (max-width: 768px) {
    .footer-container {
        /* Mengubah 3 kolom menjadi 1 kolom vertikal */
        grid-template-columns: 1fr; 
        gap: 2.5rem;
        text-align: center; /* Rata tengah agar estetik di HP */
    }

    .certification-logos, 
    .social-links {
        justify-content: center; /* Menengahkan ikon-ikon di Mobile */
    }

    .footer-logo {
        margin: 0 auto 1.5rem auto; /* Menengahkan logo perusahaan */
        display: block;
    }
}
        /* =================================================================== */
        /* =================================================================== */
        /* =================================================================== */
        /* =================================================================== */
        
        /* CSS Tambahan untuk Mobile Nav */
        .mobile-nav {
    position: fixed;
    top: 70px; /* Di bawah header */
    left: 0;
    width: 100%;
    background-color: rgba(26, 26, 26, 0.98);
    height: 0; /* Tersembunyi secara default */
    overflow: hidden;
    transition: height 0.4s ease-in-out;
    display: flex;
    flex-direction: column;
    align-items: center;
    z-index: 99;
}

/* Munculkan menu saat class 'active' ditambahkan oleh JS */
.mobile-nav.active {
    height: calc(100vh - 70px);
    padding-top: 2rem;
}

.mobile-nav-links {
    list-style: none;
    text-align: center;
}

.mobile-nav-links li {
    margin-bottom: 2rem;
}

.mobile-nav-links a {
    color: white;
    text-decoration: none;
    font-size: 1.5rem;
    font-weight: 600;
}

/* --- UPDATE CSS UNTUK GAMBAR FITUR --- */
.feature-image-container {
    flex: 1; /* Mengambil setengah ruang di Desktop */
    /* Mengunci rasio gambar agar konsisten di semua baris */
    aspect-ratio: 16 / 10; 
    overflow: hidden;
   }

.feature-image {
    width: 100%;
    height: 100%;
    /* Rahasia agar gambar tidak gepeng dan terpotong rapi */
    object-fit: cover; 
}

/* Responsif untuk Mobile */
@media screen and (max-width: 900px) {
    .feature-image-container {
        width: 100%; /* Memenuhi lebar layar di HP */
        /* Sesuaikan rasio atau tinggi untuk mobile jika perlu */
    }
}

/* --- CONTACT SECTION --- */
.contact-section {
    padding: 5rem 5%;
    background-color: #fcfcfc; /* Warna latar belakang sedikit abu-abu agar area form lebih menonjol */
}

.contact-container {
    max-width: 1200px;
    margin: 0 auto;
}

/* --- MAP WRAPPER --- */
.map-wrapper {
    width: 100%;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 4px 15px rgba(0,0,0,0.08); /* Efek bayangan halus */
    margin-bottom: 4rem;
}

.map-responsive {
    width: 100%;
    /* Mengunci proporsi peta agar tetap estetik di layar apa pun */
    aspect-ratio: 16 / 9; 
    border-radius: 12px;
    overflow: hidden;
}

.map-responsive iframe {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* Khusus untuk Mobile: Anda bisa mengubah rasionya agar lebih kotak/tinggi */
@media screen and (max-width: 768px) {
    .map-responsive {
        aspect-ratio: 4 / 3; /* Lebih tinggi di layar HP */
    }
}


/* --- CONTENT LAYOUT (GRID 2 KOLOM) --- */
.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr; /* Membagi layar menjadi 2 kolom sama besar */
    gap: 4rem;
}

/* --- INFO KONTAK (KOLOM KIRI) --- */
.contact-info h3 {
    font-size: 1.8rem;
    color: #333;
    margin-bottom: 2rem;
    font-weight: 600;
}

.info-block h4 {
    font-size: 1.1rem;
    color: #1a1a1a;
    margin-bottom: 1rem;
    font-weight: 700;
}

.info-block ul {
    list-style: none;
    padding: 0;
}

.info-block ul li {
    margin-bottom: 1rem;
    color: #555;
    display: flex;
    align-items: flex-start;
    gap: 12px;
    line-height: 1.6;
}

.mt-4 {
    margin-top: 2.5rem;
}

/* --- FORM KONTAK (KOLOM KANAN) --- */
.contact-form-wrapper {
    background: #ffffff;
    padding: 2.5rem;
    border-radius: 12px;
    box-shadow: 0 5px 25px rgba(0,0,0,0.05); /* Membuat form terlihat seperti melayang/kartu */
}

.contact-form-wrapper h3 {
    font-size: 1.6rem;
    color: #333;
    margin-bottom: 2rem;
    font-weight: 600;
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 1.5rem; /* Jarak antar baris input */
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr; /* Input nama & email berdampingan */
    gap: 1.5rem;
}

.contact-form input,
.contact-form textarea {
    width: 100%;
    padding: 14px 15px;
    border: 1px solid #e0e0e0;
    border-radius: 6px;
    font-size: 0.95rem;
    font-family: inherit;
    transition: border-color 0.3s;
    background-color: #fafafa;
}

.contact-form input:focus,
.contact-form textarea:focus {
    outline: none;
    border-color: #3498db; /* Warna biru saat diketik */
    background-color: #ffffff;
}

.submit-btn {
    background-color: #222; /* Sesuai warna di referensi gambar */
    color: #fff;
    border: none;
    padding: 14px 28px;
    font-size: 0.9rem;
    font-weight: bold;
    border-radius: 4px;
    cursor: pointer;
    transition: background-color 0.3s;
    width: max-content; /* Lebar tombol menyesuaikan isi teksnya */
    margin-top: 0.5rem;
}

.submit-btn:hover {
    background-color: #444; /* Warna lebih terang saat di-hover */
}

/* --- RESPONSIVE MOBILE --- */
@media screen and (max-width: 768px) {
    .contact-content {
        grid-template-columns: 1fr; /* Info dan Form menyusun ke bawah (1 kolom) di HP */
        gap: 3rem;
    }

    .form-row {
        grid-template-columns: 1fr; /* Input nama, email, subject menyusun ke bawah di HP */
        gap: 1.5rem;
    }

    .contact-form-wrapper {
        padding: 1.8rem;
    }
    
    .map-wrapper {
        margin-bottom: 2.5rem;
    }
}


/* --- FLOATING WHATSAPP BUTTON --- */
.wa-float {
    position: fixed;
    bottom: 30px; /* Jarak dari bawah layar */
    right: 30px; /* Jarak dari kanan layar */
    width: 60px;
    height: 60px;
    background-color: #25D366; /* Warna hijau khas WhatsApp */
    color: #FFF;
    border-radius: 50%; /* Membuatnya bulat sempurna */
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.3); /* Efek bayangan */
    z-index: 999; /* Pastikan selalu berada di lapisan paling atas */
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease; /* Animasi mulus */
}

.wa-icon {
    width: 35px;
    height: 35px;
    fill: #ffffff; /* Warna ikon putih */
}

/* Efek saat kursor diarahkan ke tombol (Hover) */
.wa-float:hover {
    background-color: #1ebe57; /* Hijau sedikit lebih gelap */
    transform: translateY(-5px) scale(1.05); /* Sedikit naik dan membesar */
    box-shadow: 0 6px 15px rgba(37, 211, 102, 0.4); /* Bayangan memendar hijau */
}

/* --- RESPONSIVE MOBILE UNTUK TOMBOL WA --- */
@media screen and (max-width: 768px) {
    .wa-float {
        bottom: 20px; /* Jarak diperkecil agar tidak memakan ruang di HP */
        right: 20px;
        width: 50px;  /* Ukuran tombol diperkecil */
        height: 50px;
    }

    .wa-icon {
        width: 30px; /* Ikon juga disesuaikan */
        height: 30px;
    }
}

/* --- ANIMASI SCROLL --- */
.animate-on-scroll {
    opacity: 0;
    transform: translateY(40px); /* Posisi awal sedikit di bawah */
    transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}

.animate-on-scroll.show {
    opacity: 1;
    transform: translateY(0); /* Kembali ke posisi semula */
}

/* --- 3D FLIP CARD STYLING --- */
.product-card {
    flex: 0 0 calc(33.333% - 1rem);
    perspective: 1000px; /* Memberikan efek 3D */
    cursor: pointer;
    background: transparent !important; /* Menghilangkan background lama */
}

.card-inner {
    position: relative;
    width: 100%;
    height: 400px; /* Sesuaikan tinggi kartu */
    text-align: center;
    transition: transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
    transform-style: preserve-3d;
}

/* Class ini akan ditambahkan via JS saat diklik */
.product-card.flipped .card-inner {
    transform: rotateY(180deg);
}

.card-front, .card-back {
    position: absolute;
    width: 100%;
    height: 100%;
    -webkit-backface-visibility: hidden;
    backface-visibility: hidden;
    border-radius: 15px;
    padding: 1.5rem;
    display: flex;
    flex-direction: column;
    justify-content: center;
    background: linear-gradient(145deg, #1a1a1a7a, #071c24e3);
    border: 1px solid rgba(255,255,255,0.1);
}

.card-back {
    transform: rotateY(180deg);
    background: linear-gradient(145deg, #1a1a1a7a, #071c24e3); /* Warna biru laut dalam */
    color: white;
    text-align: left;
}

.card-back h3 {
    color: #87CEFA;
    border-bottom: 1px solid rgba(255,255,255,0.2);
    padding-bottom: 10px;
    margin-bottom: 15px;
}

.benefit-content ul {
    list-style: none;
    padding: 0;
}

.benefit-content li {
    margin-bottom: 10px;
    font-size: 0.9rem;
    padding-left: 20px;
    position: relative;
}

.benefit-content li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: #25D366;
}

.tap-hint {
    font-size: 0.7rem;
    opacity: 0.6;
    margin-top: 20px;
    text-align: center;
}

@media screen and (max-width: 768px) {
    .product-card { flex: 0 0 100%; }
}