/* Import Google Fonts for a modern look */
@import url('https://fonts.googleapis.com/css2?family=Montserrat:wght@400;600;700&family=Open+Sans:wght@400;600&display=swap');

/* --- CSS Variables for Global Consistency --- */
:root {
    --primary-color: #007bff; /* Biru terang, bisa disesuaikan */
    --secondary-color: #28a745; /* Hijau cerah, untuk tombol aksi */
    --accent-color: #dc3545; /* Merah, mirip Gramedia untuk harga/notifikasi */
    --text-color: #333;
    --light-bg: #f8f9fa; /* Latar belakang terang */
    --dark-bg: #343a40; /* Latar belakang gelap untuk footer */
    --border-color: #e9ecef;
    --heading-font: 'Montserrat', sans-serif;
    --body-font: 'Open Sans', sans-serif;
    --content-padding-x: 20px; /* Variabel untuk padding horizontal konten utama */
    --dark-grey: #555; /* Ditambahkan definisi untuk dark-grey */
}

/* --- Base Body Styling --- */
body {
    font-family: var(--body-font);
    margin: 0;
    padding: 0;
    background-color: var(--light-bg);
    color: var(--text-color);
    line-height: 1.6;
    overflow-x: hidden; /* Mencegah scroll horizontal yang tidak diinginkan */
}

/* --- Global Section/Heading Styling --- */
.main-content, .gramedia-main, .about-us-page {
    max-width: 1200px;
    margin-right: auto;
    margin-left: auto;
    margin-bottom: 60px;
    padding: 0 var(--content-padding-x);
}

/* --- Penyesuaian Margin Top untuk main-content agar tidak tertutup header sticky --- */
.main-content {
    margin-top: 120px; /* Default untuk desktop */
}

section {
    background-color: #fff;
    padding: 40px;
    border-radius: 8px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
    margin-bottom: 30px;
    transition: all 0.3s ease;
}

section:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.12);
}

/* Judul Section (H2) */
.section-title {
    font-family: var(--heading-font);
    font-size: 2.2em;
    color: var(--primary-color);
    text-align: center;
    margin-bottom: 30px;
    position: relative;
    font-weight: 700;
}

.section-title::after {
    content: '';
    display: block;
    width: 80px;
    height: 4px;
    background-color: var(--primary-color);
    margin: 10px auto 0;
    border-radius: 2px;
}

/* --- Header Styling --- */
.main-header {
    background-color: #fff;
    padding: 15px 5%;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
    position: sticky;
    top: 0;
    z-index: 1000;
    width: 100%;
    box-sizing: border-box;
}

.header-top {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 20px;
    margin-bottom: 15px;
}

.logo a {
    color: var(--text-color);
    text-decoration: none;
    font-size: 1.5em;
    font-weight: 700;
    font-family: var(--heading-font);
    display: flex;
    align-items: center;
}

.logo img {
    height: 45px;
    width: auto;
    max-height: none;
    margin-right: 10px;
}

.search-bar {
    display: flex;
    border: 1px solid var(--border-color);
    border-radius: 5px;
    overflow: hidden;
    flex-grow: 1;
    max-width: 400px;
}

.search-bar input[type="text"] {
    padding: 10px 15px;
    border: none;
    flex-grow: 1;
    font-size: 1em;
}

.search-bar button {
    background-color: var(--primary-color);
    color: #fff;
    border: none;
    padding: 10px 15px;
    cursor: pointer;
    font-size: 1em;
    border-radius: 0;
    transition: background-color 0.3s ease;
}

.search-bar button:hover {
    background-color: #0056b3;
}

.header-icons {
    display: flex;
    gap: 20px;
}

.header-icons a {
    color: var(--text-color);
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 5px;
    font-weight: 600;
    transition: color 0.3s ease;
}

.header-icons a:hover {
    color: var(--primary-color);
}

.cart-count {
    background-color: var(--accent-color);
    color: #fff;
    border-radius: 50%;
    padding: 2px 7px;
    font-size: 0.8em;
    font-weight: bold;
    vertical-align: middle;
}

.main-navigation {
    background-color: #fff;
    padding: 10px 5%;
    border-top: 1px solid var(--border-color);
}

.main-navigation ul {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex; /* Tetap flex untuk horizontal */
    justify-content: space-between; /* Atau space-around, center */
    align-items: center;
    flex-wrap: wrap; /* Izinkan wrapping jika terlalu banyak item */
    gap: 15px;
}

.main-navigation li {
    margin-left: 0;
    position: relative;
}

.main-navigation .nav-link {
    color: var(--text-color);
    text-decoration: none;
    padding: 10px 15px;
    font-weight: 600;
    transition: all 0.3s ease;
    border-bottom: 2px solid transparent;
}

.main-navigation .nav-link:hover,
.main-navigation .nav-link.active {
    color: var(--primary-color);
    border-bottom-color: var(--primary-color);
}

.category-menu {
    position: relative;
}

.category-menu .submenu {
    display: none;
    position: absolute;
    background-color: #fff;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    min-width: 160px;
    z-index: 10;
    border-radius: 5px;
    padding: 10px 0;
    top: 100%;
    left: 0;
    flex-direction: column;
    gap: 0;
}

.category-menu:hover .submenu {
    display: flex;
}

.submenu li a {
    padding: 10px 20px;
    color: var(--text-color);
    display: block;
    white-space: nowrap;
    border-bottom: none;
}

.submenu li a:hover {
    background-color: var(--light-bg);
    color: var(--primary-color);
}

/* --- Hero Section Styling (NEW) --- */
.hero-section-wrapper {
    display: flex;
    flex-wrap: wrap;
    gap: 20px;
    margin-bottom: 40px;
    min-height: 450px; /* Ditingkatkan untuk memberikan lebih banyak ruang di desktop */
}

.hero-banners-container {
    display: flex;
    flex: 1 1 100%;
    gap: 20px;
    flex-wrap: wrap;
    min-height: 300px; /* Ditingkatkan untuk desktop */
}

.hero-banner-item {
    flex: 1 1 calc(50% - 10px);
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    background-color: #a0a0a0;
    height: 300px; /* Tinggi di desktop */
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
    min-height: 180px; /* Jaminan tinggi minimum untuk setiap item banner di desktop */
    width: 100%;
}

.hero-banner-item:hover {
    transform: scale(1.01);
}

/* --- NEW: Styling untuk Konten Teks di Bawah Banner --- */
.banner-content-below {
    flex: 1 1 calc(50% - 10px);
    background-color: #fff;
    padding: 25px;
    border-radius: 8px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
    text-align: center;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.banner-content-below h2 {
    font-family: var(--heading-font);
    font-size: 1.8em;
    margin-bottom: 10px;
    color: var(--primary-color);
    text-shadow: none;
}

.banner-content-below p {
    font-size: 0.95em;
    color: var(--dark-grey);
    margin-bottom: 20px;
    text-shadow: none;
}

.banner-content-below .button {
    background-color: var(--secondary-color);
    color: #fff;
    padding: 12px 25px;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 600;
    transition: background-color 0.3s ease, transform 0.2s ease;
    margin-top: auto;
}

.banner-content-below .button:hover {
    background-color: #218838;
    transform: translateY(-3px);
}


/* --- Featured Products Styling (Produk Unggulan) --- */
.product-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    margin-top: 30px;
}

.product-item {
    background-color: #ffffff;
    border-radius: 10px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.08);
    overflow: hidden;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    text-align: center;
    display: flex;
    flex-direction: column;
}

.product-item:hover {
    transform: translateY(-8px);
    box-shadow: 0 12px 30px rgba(0, 0, 0, 0.12);
}

.product-item img {
    width: 100%;
    height: 200px;
    object-fit: cover;
    border-bottom: 1px solid var(--border-color);
    transition: transform 0.3s ease;
}

.product-item:hover img {
    transform: scale(1.05);
}

.product-item h3 {
    font-size: 1.3em;
    margin: 15px 10px 10px;
    color: var(--text-color);
    font-weight: 600;
}

.product-item .button {
    display: inline-block;
    background-color: var(--primary-color);
    color: #fff;
    padding: 10px 20px;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 500;
    transition: background-color 0.3s ease;
    margin-top: auto;
    margin-bottom: 20px;
}

.product-item .button:hover {
    background-color: #0056b3;
}

.product-item .price {
    color: var(--accent-color);
    font-weight: bold;
    margin-bottom: 10px;
    font-size: 1.1em;
}

/* --- Popular Categories Styling --- */
.popular-categories .category-list {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    margin-top: 20px;
    gap: 20px;
}

.popular-categories .category-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-decoration: none;
    color: var(--dark-grey);
    background-color: var(--light-bg);
    padding: 20px;
    border-radius: 10px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
    transition: all 0.3s ease;
    min-width: 120px;
}

.popular-categories .category-item:hover {
    color: var(--primary-color);
    background-color: #e2f0ff;
    transform: translateY(-5px);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

.popular-categories .category-item i {
    font-size: 3em;
    margin-bottom: 10px;
    color: var(--primary-color);
}

.popular-categories .category-item span {
    font-size: 1em;
    font-weight: 600;
}

/* --- About Section Styling --- */
.about-section {
    text-align: center;
    padding: 50px;
    background-color: #fff;
    border-radius: 10px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
}

.about-section p {
    max-width: 800px;
    margin: 0 auto 20px auto;
    color: var(--dark-grey);
    font-size: 1.05em;
}

.about-section .button {
    background-color: var(--secondary-color);
    color: #fff;
    padding: 12px 30px;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 600;
    transition: background-color 0.3s ease, transform 0.2s ease;
    margin-top: 15px;
}

.about-section .button:hover {
    background-color: #218838;
    transform: translateY(-3px);
}

/* --- Footer Styling --- */
.main-footer {
    background-color: var(--dark-bg);
    color: #ecf0f1;
    padding: 40px 5%;
    margin-top: 50px;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 30px;
    max-width: 1200px;
    margin: 0 auto 30px auto;
}

.footer-section h3 {
    color: #fff;
    margin-bottom: 20px;
    font-size: 1.2em;
    position: relative;
    padding-bottom: 5px;
    font-family: var(--heading-font);
}

.footer-section h3::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: 0;
    width: 40px;
    height: 3px;
    background-color: var(--primary-color);
    border-radius: 2px;
}

.footer-section ul {
    list-style: none;
    padding: 0;
}

.footer-section ul li {
    margin-bottom: 10px;
}

.footer-section ul li a {
    color: #bbb;
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-section ul li a:hover {
    color: #fff;
}

.footer-section p {
    color: #bbb;
    margin-bottom: 10px;
}

.social-media a {
    color: #fff;
    font-size: 1.5em;
    margin-right: 15px;
    transition: color 0.3s ease;
}

.social-media a:hover {
    color: var(--primary-color);
}

.footer-bottom {
    text-align: center;
    border-top: 1px solid #444;
    padding-top: 20px;
    margin-top: 20px;
    font-size: 0.9em;
    color: #999;
}

/* --- Responsive Adjustments (Media Queries) --- */
@media (max-width: 992px) {
    .header-top {
        flex-direction: column;
        align-items: flex-start;
    }
    .search-bar {
        width: 100%;
        max-width: none;
        margin-top: 10px;
    }
    /* Mengatur main-navigation ul agar tetap horizontal */
    .main-navigation ul {
        flex-direction: row; /* TETAP HORIZONTAL */
        justify-content: space-around; /* Menyebar item secara merata */
        gap: 5px; /* Mengurangi jarak antar item */
        flex-wrap: wrap; /* Izinkan wrapping jika baris penuh */
    }
    .main-navigation li {
        width: auto; /* Otomatis menyesuaikan lebar konten */
        text-align: center; /* Pusatkan teks link */
    }
    .main-navigation .nav-link {
        padding: 8px 10px; /* Kurangi padding link */
        font-size: 0.9em; /* Kecilkan font */
    }
    /* Sembunyikan submenu di mobile secara default */
    .category-menu .submenu {
        display: none !important; /* Paksa sembunyi di mobile */
    }

    .main-content {
        margin-top: 140px;
    }

    .hero-section-wrapper {
        flex-direction: column;
        height: auto;
        min-height: 420px; /* Ditingkatkan lagi untuk mobile */
    }
    .hero-banners-container {
        flex-direction: column;
        height: auto;
        width: 100%;
        margin-left: 0;
        margin-right: 0;
        min-height: 280px; /* Ditingkatkan lagi untuk mobile */
    }
    .hero-banner-item {
        height: 280px; /* Meningkatkan tinggi di breakpoint ini */
        flex: 1 1 100%;
        min-height: 140px; /* Jaminan tinggi minimum */
    }
    .banner-content-below {
        flex: 1 1 100%;
        margin-bottom: 15px;
        padding: 20px;
    }
    .banner-content-below:last-of-type {
        margin-bottom: 0;
    }
    .section-title {
        font-size: 1.8em;
    }
}

@media (max-width: 768px) {
    .header-top {
        align-items: center;
    }
    /* main-navigation ul tetap horizontal, penyesuaian gap dan font */
    .main-navigation ul {
        justify-content: space-around;
        gap: 3px; /* Kurangi gap lagi */
    }
    .main-navigation .nav-link {
        padding: 6px 8px; /* Kurangi padding lagi */
        font-size: 0.8em; /* Kecilkan font lagi */
    }

    .main-content {
        margin-top: 130px;
    }
    .hero-section-wrapper {
        min-height: 380px; /* Disesuaikan untuk breakpoint ini */
    }
    .hero-banners-container {
        min-height: 250px; /* Disesuaikan untuk breakpoint ini */
    }
    .hero-banner-item {
        height: 250px; /* Meningkatkan tinggi di layar lebih kecil */
        min-height: 120px; /* Jaminan tinggi minimum */
    }
    .banner-content-below h2 {
        font-size: 1.5em;
    }
    .banner-content-below p {
        font-size: 0.8em;
    }
    section {
        padding: 30px 20px;
    }
    .product-grid {
        grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    }
    .product-item img {
        height: 150px;
    }
    .popular-categories .category-item {
        min-width: 100px;
        padding: 15px;
    }
    .popular-categories .category-item i {
        font-size: 2.5em;
    }
    .about-section {
        padding: 40px 20px;
    }
    .footer-content {
        grid-template-columns: 1fr;
    }
    .footer-section {
        text-align: center;
    }
    .footer-section h3::after {
        left: 50%;
        transform: translateX(-50%);
    }
    .social-media {
        margin-top: 20px;
    }
}

@media (max-width: 480px) {
    .logo a {
        font-size: 1.2em;
    }
    .logo img {
        height: 35px;
    }
    .header-icons {
        gap: 10px;
        font-size: 0.9em;
    }
    /* main-navigation ul tetap horizontal, penyesuaian gap dan font */
    .main-navigation ul {
        justify-content: space-between; /* Mungkin space-between atau center paling baik */
        gap: 0; /* Hapus gap di layar sangat kecil */
        padding: 0 5px; /* Beri sedikit padding horizontal agar tidak terlalu mepet */
    }
    .main-navigation li {
        margin-left: 0; /* Pastikan tidak ada margin kiri */
    }
    .main-navigation .nav-link {
        padding: 5px 5px; /* Kurangi padding seminimal mungkin */
        font-size: 0.7em; /* Kecilkan font sangat kecil */
        white-space: nowrap; /* Jangan biarkan teks melompat baris */
        overflow: hidden; /* Sembunyikan jika terlalu panjang */
        text-overflow: ellipsis; /* Tampilkan ... jika terpotong */
    }

    .main-content {
        margin-top: 110px;
    }
    .hero-section-wrapper {
        min-height: 300px; /* Disesuaikan untuk breakpoint ini */
    }
    .hero-banners-container {
        min-height: 180px; /* Disesuaikan untuk breakpoint ini */
    }
    .hero-banner-item {
        height: 180px; /* Meningkatkan tinggi di layar sangat kecil */
        min-height: 90px; /* Jaminan tinggi minimum */
    }
    .banner-content-below h2 {
        font-size: 1.2em;
    }
    .banner-content-below p {
        font-size: 0.75em;
        display: none; /* Sembunyikan paragraf di layar sangat kecil jika terlalu sempit */
    }
    .product-grid {
        grid-template-columns: 1fr;
    }
    .popular-categories .category-item {
        font-size: 0.9em;
    }
    .about-section .button {
        padding: 10px 20px;
        font-size: 0.9em;
    }
    /* Submenu kategori tetap disembunyikan di mobile */
}