/* =============================
   GLOBAL STYLES
============================= */
body {
    font-family: 'Poppins', sans-serif;
    background: #f8f9fb;
    color: #333;
}

/* =============================
   HEADER & NAVIGATION
============================= */
#headerNavigation {
    background: linear-gradient(90deg, #0d1b2a, #1b263b, #415a77);
    border-bottom: 3px solid #ffcc00;
    box-shadow: 0 4px 6px rgba(0,0,0,0.3);
}

/* Gradient background for Tab Menu */
#navigationPrimary {
    background: linear-gradient(90deg, #415a77, #1b263b, #0d1b2a);
    border-radius: 8px;
    padding: 5px;
}

#navigationPrimary li a {
    color: #fff !important;
    font-weight: 600;
    padding: 12px 18px;
    transition: 0.4s ease-in-out;
    border-radius: 6px;
    background: linear-gradient(135deg, #1b263b, #415a77);
    margin: 2px;
}

#navigationPrimary li a:hover {
    background: linear-gradient(135deg, #ffcc00, #ffa500);
    color: #0d1b2a !important;
    transform: scale(1.05);
}

/* Popup Hover Effect in Tab Menu */
#navigationPrimary li:hover ul {
    display: block !important;
    position: absolute;
    background: linear-gradient(135deg, #1b263b, #0d1b2a);
    padding: 10px;
    border-radius: 6px;
}
#navigationPrimary li ul li a {
    color: #fff !important;
    padding: 8px 14px;
    background: transparent;
}
#navigationPrimary li ul li a:hover {
    background: linear-gradient(135deg, #ffcc00, #ffa500);
    color: #000 !important;
}

/* =============================
   SIDEBAR
============================= */
.pkp_block {
    background: #ffffff;
    border: 2px solid #415a77;
    border-radius: 10px;
    margin-bottom: 20px;
    padding: 15px;
    box-shadow: 0px 4px 8px rgba(0,0,0,0.1);
    transition: 0.3s ease-in-out;
}
.pkp_block:hover {
    transform: scale(1.02);
    border-color: #ffcc00;
}

/* Sidebar Titles */
.pkp_block .title {
    font-size: 16px;
    font-weight: bold;
    color: #1b263b;
    border-bottom: 2px solid #ffcc00;
    padding-bottom: 5px;
    margin-bottom: 10px;
}

/* =============================
   FOOTER
============================= */
#footer {
    background: linear-gradient(90deg, #1b263b, #0d1b2a);
    color: #fff;
    padding: 30px;
    text-align: center;
    border-top: 3px solid #ffcc00;
}
#footer a {
    color: #ffcc00;
    font-weight: 600;
}
#footer a:hover {
    color: #fff;
}

/* =============================
   BUTTONS
============================= */
.pkp_site_nav .make_submission a,
.make_submission a,
#sidebar .block_make_submission a {
    background: #ffcc00 !important;
    color: #0d1b2a !important;
    font-weight: bold;
    padding: 12px 20px;
    border-radius: 8px;
    text-transform: uppercase;
    box-shadow: 0 4px 8px rgba(0,0,0,0.2);
    animation: blinkButton 1.5s infinite;
    transition: 0.3s;
}

.pkp_site_nav .make_submission a:hover,
.make_submission a:hover {
    background: #ffa500 !important;
    transform: scale(1.05);
}

@keyframes blinkButton {
    0%, 100% { background: #ffcc00; color: #0d1b2a; }
    50% { background: #1b263b; color: #fff; }
}

/* =============================
   ARTICLE BOXES
============================= */
.obj_article_summary {
    border: 2px solid #eee;
    border-radius: 10px;
    padding: 15px;
    margin-bottom: 20px;
    background: #fff;
    box-shadow: 0 3px 6px rgba(0,0,0,0.1);
    transition: 0.3s;
}
.obj_article_summary:hover {
    border-color: #ffcc00;
    transform: translateY(-5px);
}

/* =============================
   POPUP ANIMATIONS (Optional)
============================= */
.popup-effect {
    animation: popupFade 0.6s ease-in-out;
}
@keyframes popupFade {
    from { opacity: 0; transform: scale(0.8); }
    to { opacity: 1; transform: scale(1); }
}