/* ===============================
   Article Layout
================================= */

.article-section {
    max-width: 900px;
    margin: 70px auto;
    padding: 0 20px;
    box-sizing: border-box;
    font-family: 'Poppins', sans-serif;
}

/* ===============================
   Title & Author
================================= */

.article-title {
    font-size: 34px;
    font-weight: 700;
    color: #124483;
    margin-bottom: 14px;
    line-height: 1.3;
}

.article-author {
    font-size: 16px;
    color: #444;
    margin-bottom: 30px;
}

/* ===============================
   Content
================================= */

.article-content h3 {
    font-size: 22px;
    font-weight: 600;
    color: #124483;
    margin: 28px 0 10px;
}

.article-content p {
    font-size: 16px;
    line-height: 1.7;
    color: #333;
    margin-bottom: 16px;
}

.article-keywords {
    font-style: italic;
    color: #555;
}

/* ===============================
   Buttons
================================= */

.article-buttons {
    display: flex;
    gap: 20px;
    margin-top: 35px;
    flex-wrap: wrap;
}

/* Download PDF Button */
.volume1-btn {
    display: inline-block;
    padding: 14px 32px;
    background-color:  #124483;
    color: #F4B400;
    font-weight: 600;
    text-decoration: none;
    border-radius: 30px;
    border: 2px solid #F4B400;
    transition: all 0.3s ease;
    box-shadow: 0 6px 20px rgba(128, 0, 0, 0.2);
}

.volume1-btn:hover {
    background-color: #F4B400;
    color: #fff;
    border-color: #F4B400;
    transform: translateY(-4px);
    box-shadow: 0 12px 30px rgba(128, 0, 0, 0.35);
}

/* Back to Volume 1 Button */
.back-btn {
    display: inline-block;
    padding: 14px 32px;
    background-color:#124483;
    color:#F4B400;
    font-weight: 600;
    text-decoration: none;
    border-radius: 30px;
    border: 2px solid #F4B400;
    transition: all 0.3s ease;
}

.back-btn:hover {
    background-color: #F4B400;
    color: #fff;
    transform: translateY(-3px);
    box-shadow: 0 10px 25px rgba(18, 68, 131, 0.3);
}

/* ===============================
   Responsive Styles
================================= */

@media (max-width: 768px) {
    .article-title {
        font-size: 28px;
    }

    .article-content h3 {
        font-size: 20px;
    }
}

@media (max-width: 480px) {
    .article-title {
        font-size: 24px;
    }

    .article-buttons {
        flex-direction: column;
        align-items: flex-start;
    }

    .volume1-btn,
    .back-btn {
        width: 100%;
        text-align: center;
        padding: 12px 24px;
        font-size: 14px;
    }
}