/* ====================================================
   OJS 3 - Book Page Concept Styling (Theme: #266AA2)
   ==================================================== */

/* 1. Latar Belakang & Pembungkus Area Daftar Jurnal */
.pkp_page_index .pkp_structure_main {
    max-width: 1080px;
    margin: 40px auto;
    padding: 0 20px;
    box-sizing: border-box;
}

.pkp_page_index .journals {
    list-style: none !important;
    padding: 0 !important;
    margin: 0 !important;
    display: flex;
    flex-direction: column;
    gap: 40px; /* Jarak antar buku */
}

/* 2. Kartu Berbentuk Lembaran Buku Terbuka (Open Book Spread) */
.pkp_page_index .journals > li {
    background: #fffdf9; /* Warna kertas buku hangat/off-white */
    border-radius: 4px 14px 14px 4px;
    padding: 35px 40px;
    position: relative;
    display: flex;
    gap: 40px;
    align-items: center;
    border: 1px solid #e7e2d7;
    /* Efek bayangan lipatan buku, tumpukan kertas, dan punggung buku */
    box-shadow: 
        inset 28px 0 35px -15px rgba(0, 0, 0, 0.07),
        inset 0 0 0 1px rgba(255, 255, 255, 0.8),
        0 1px 2px rgba(0, 0, 0, 0.05),
        0 8px 24px rgba(38, 106, 162, 0.08),
        5px 6px 0px #f4f0e8,
        8px 9px 0px #eae5dc;
    transition: transform 0.3s cubic-bezier(0.2, 0.8, 0.2, 1), box-shadow 0.3s ease;
}

/* Garis Punggung Buku (Spine Line) di Sisi Kiri */
.pkp_page_index .journals > li::before {
    content: '';
    position: absolute;
    top: 0;
    bottom: 0;
    left: 0;
    width: 9px;
    background: linear-gradient(to right, #1d527e, #266AA2);
    border-radius: 4px 0 0 4px;
    box-shadow: 2px 0 5px rgba(0, 0, 0, 0.15);
}

/* Efek Hover Mengangkat Lembaran */
.pkp_page_index .journals > li:hover {
    transform: translateY(-4px) scale(1.005);
    box-shadow: 
        inset 28px 0 35px -15px rgba(0, 0, 0, 0.09),
        0 14px 30px rgba(38, 106, 162, 0.16),
        6px 8px 0px #f4f0e8,
        10px 12px 0px #eae5dc;
}

/* 3. Cover / Sampul Buku Jurnal (Halaman Kiri Buku) */
.pkp_page_index .journals .thumb {
    flex: 0 0 170px;
    max-width: 170px;
    position: relative;
    perspective: 800px;
}

.pkp_page_index .journals .thumb img {
    width: 100%;
    height: auto;
    display: block;
    border-radius: 2px 6px 6px 2px;
    /* Bayangan 3D sampul buku */
    box-shadow: 
        -4px 4px 10px rgba(0, 0, 0, 0.15),
        2px 0 4px rgba(0, 0, 0, 0.1);
    transform: rotateY(-4deg);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.pkp_page_index .journals > li:hover .thumb img {
    transform: rotateY(0deg) scale(1.03);
    box-shadow: 
        0 8px 18px rgba(38, 106, 162, 0.25);
}

/* 4. Area Teks & Deskripsi (Halaman Kanan Buku) */
.pkp_page_index .journals .body {
    flex: 1 1 auto;
    padding-left: 20px;
    border-left: 1px dashed #dcd5c7; /* Garis pemisah lipatan kertas */
}

/* Judul Jurnal Bergaya Tipografi Cetak */
.pkp_page_index .journals h3 {
    margin: 0 0 12px 0;
    font-size: 1.35rem;
    font-weight: 700;
    line-height: 1.4;
    font-family: "Georgia", "Times New Roman", serif; /* Sentuhan font klasik buku */
}

.pkp_page_index .journals h3 a {
    color: #1e293b !important;
    text-decoration: none !important;
    transition: color 0.2s ease;
}

.pkp_page_index .journals h3 a:hover {
    color: #266AA2 !important;
}

/* Deskripsi Teks Kertas */
.pkp_page_index .journals .description {
    font-size: 0.93rem;
    color: #4a453e;
    line-height: 1.7;
    margin-bottom: 22px;
    text-align: justify;
}

/* 5. Pita Pembatas Buku / Tombol Aksi */
.pkp_page_index .journals .links {
    list-style: none !important;
    padding: 0 !important;
    margin: 0 !important;
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
}

.pkp_page_index .journals .links a {
    display: inline-flex;
    align-items: center;
    padding: 7px 18px;
    border-radius: 4px;
    font-size: 0.85rem;
    font-weight: 600;
    text-decoration: none !important;
    transition: all 0.2s ease;
}

/* Tombol Utama (Lihat Jurnal) */
.pkp_page_index .journals .links li:first-child a {
    background: #266AA2;
    color: #ffffff !important;
    box-shadow: 0 2px 6px rgba(38, 106, 162, 0.25);
}

.pkp_page_index .journals .links li:first-child a:hover {
    background: #1c527e;
    transform: translateY(-1px);
}

/* Tombol Sekunder (Terbitan Terkini) */
.pkp_page_index .journals .links li:last-child a {
    background: transparent;
    color: #266AA2 !important;
    border: 1px solid #266AA2;
}

.pkp_page_index .journals .links li:last-child a:hover {
    background: rgba(38, 106, 162, 0.08);
}

/* 6. Penyesuaian Responsif (Layar HP) */
@media (max-width: 768px) {
    .pkp_page_index .journals > li {
        flex-direction: column;
        padding: 25px 20px;
        gap: 20px;
    }

    .pkp_page_index .journals .body {
        padding-left: 0;
        border-left: none;
        border-top: 1px dashed #dcd5c7;
        padding-top: 15px;
    }

    .pkp_page_index .journals .thumb {
        max-width: 140px;
    }

    .pkp_page_index .journals .description {
        text-align: left;
    }
}