body {
    background-color: #7e7f80; /* fallback */
    background-image:
        linear-gradient(90deg, rgba(255,255,255,0.03) 0px, transparent 0px),
        linear-gradient(rgba(255,255,255,0.03) 0px, transparent 0px),
        url(''); /* SESUAIKAN PATH */
    background-size:
        40px 40px,
        40px 40px,
        cover,
        cover;
    background-repeat: repeat, repeat, no-repeat, no-repeat;
    background-position: center, center, center, center;
    background-attachment: fixed;
}

/* ===== HEADER ===== */
#header,
.pkp_site_name {
  padding-top: 0 !important;
  padding-bottom: 0 !important;
}
.pkp_site_name > a {
  padding-top: 0;
  padding-bottom: 0;
}
.pkp_site_name .is_img img {
  max-height: 200px !important;
}
.pkp_site_name_wrapper {
  padding-left: 0;
  padding-right: 0;
}
.pkp_navigation_user_wrapper {
  top: 0;
  right: 0;
  padding-right: 30px;
}
.pkp_structure_page {
  margin-top: 20px !important;
  margin-bottom: 20 !important;
  padding-bottom: 20 !important;
}

/* ===== SIDEBAR MENU ANIMATION ===== */
.sidebar-anim {
    position: relative;
    overflow: hidden;
    transition: all 0.3s ease;
}

/* hover background */
.sidebar-anim:hover {
    background-color: #0a3a6a !important;
}

/* garis animasi */
.sidebar-anim::after {
    content: "";
    position: absolute;
    bottom: 0;
    left: -100%;
    width: 100%;
    height: 3px;
    background: linear-gradient(90deg, #10bcd0, #5ee7ff);
    transition: left 0.4s ease;
}

/* aktif saat hover */
.sidebar-anim:hover::after {
    left: 0;
}

/* animasi teks & icon */
.sidebar-anim a,
.sidebar-anim em {
    transition: all 0.3s ease;
}

.sidebar-anim:hover a {
    transform: translateX(8px);
    color: #ffffff !important;
}

.sidebar-anim:hover em {
    transform: translateX(4px);
    color: #10bcd0;
}


/* Container utama daftar artikel */
.obj_article_summary {
    background: #ffffff;
    padding: 20px;
    margin-bottom: 25px;
    border-radius: 12px;
    border: 1px solid #e1e1e1;
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275); /* Animasi halus membal */
    position: relative;
    overflow: hidden;
}

.obj_article_details .abstract {
    text-align: justify;
}
.obj_article_details .references {
    text-align: justify;
}

/* Efek Gerak & Bayangan saat Kursor Menyentuh (Hover) */
.obj_article_summary:hover {
    transform: translateY(-8px) scale(1.01); /* Bergerak ke atas & membesar sedikit */
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1); /* Bayangan lembut */
    border-color: #007ab9; /* Warna border berubah */
}

/* Animasi untuk Judul Artikel */
.obj_article_summary .title a {
    color: #2c3e50;
    transition: color 0.3s ease;
    display: inline-block;
}

.obj_article_summary:hover .title a {
    color: #007ab9;
    transform: translateX(5px); /* Judul sedikit bergeser ke kanan */
}

/* Menambahkan efek garis bawah yang bergerak */
.obj_article_summary .title a::after {
    content: '';
    display: block;
    width: 0;
    height: 2px;
    background: #007ab9;
    transition: width 0.4s;
}

.obj_article_summary:hover .title a::after {
    width: 100%;
}

/* Animasi Tombol PDF agar berdenyut (Pulse) */
.obj_article_summary .galley_link {
    transition: all 0.3s ease;
}

.obj_article_summary .galley_link:hover {
    transform: scale(1.1);
    filter: brightness(1.1);
    animation: pulse 1.5s infinite;
}

@keyframes pulse {
    0% { box-shadow: 0 0 0 0 rgba(0, 122, 185, 0.4); }
    70% { box-shadow: 0 0 0 10px rgba(0, 122, 185, 0); }
    100% { box-shadow: 0 0 0 0 rgba(0, 122, 185, 0); }
}

/* Animasi pemunculan awal (Fade In Up) saat halaman dibuka */
.obj_article_summary {
    animation: fadeInUp 0.8s ease backwards;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}