/* Traditional Professional Journal Stylesheet */
/* Focus: Traditional, Not Modern, Serif Typography, Mobile Friendly */

:root {
    --primary-navy: #1a237e;
    --secondary-gray: #455a64;
    --accent-gold: #c5a059;
    --text-dark: #333333;
    --text-light: #555555;
    --border-color: #e0e0e0;
    --bg-light: #f4f4f4;
    --container-width: 1100px;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Merriweather', 'Georgia', serif;
    line-height: 1.6;
    color: var(--text-dark);
    background-color: #fcfcfc;
}

a {
    color: var(--primary-navy);
    text-decoration: none;
    transition: color 0.2s;
}

a:hover {
    color: #3949ab;
    text-decoration: underline;
}

.container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    flex-wrap: wrap;
    gap: 30px;
}

/* Header */
header {
    background-color: white;
    border-bottom: 3px solid var(--primary-navy);
    padding: 20px 0;
    text-align: center;
}


.header-container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 20px;
    position: relative;
    /* For positioning back arrow */
}

/* Logo + header-text flex wrapper */
.header-inner {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 20px;
}

.college-logo {
    width: 90px;
    height: 90px;
    object-fit: contain;
    flex-shrink: 0;
}

@media (max-width: 600px) {
    .college-logo {
        width: 60px;
        height: 60px;
    }

    .header-inner {
        gap: 12px;
    }
}

/* Back Arrow */
.back-arrow {
    position: absolute;
    top: 20px;
    left: 20px;
    font-size: 1.5rem;
    color: var(--primary-navy);
    text-decoration: none;
    z-index: 1000;
}

.back-arrow:hover {
    color: #3949ab;
}

.site-title {
    font-size: 2rem;
    color: var(--primary-navy);
    font-weight: 700;
    margin-bottom: 5px;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.dept-title {
    font-size: 1.1rem;
    color: var(--secondary-gray);
    margin-bottom: 10px;
    font-style: italic;
}

.magazine-title {
    font-size: 2.5rem;
    color: var(--primary-navy);
    font-weight: 900;
    margin: 15px 0;
    border-top: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
    display: inline-block;
    padding: 5px 30px;
}

.header-address-small,
.naac-accredited {
    font-size: 0.85rem;
    color: #777;
}

/* Navigation */
.main-nav {
    margin-top: 20px;
    border-top: 1px solid #eee;
    padding-top: 15px;
}

.main-nav ul {
    list-style: none;
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 20px;
}

.main-nav a {
    font-weight: 700;
    text-transform: uppercase;
    font-size: 0.9rem;
    color: #444;
}

.main-nav a:hover,
.main-nav a.active {
    color: var(--primary-navy);
    border-bottom: 2px solid var(--primary-navy);
}

/* Main Content Area */
main {
    padding: 40px 0;
}

.main-content {
    flex: 1;
    min-width: 300px;
}

h1 {
    font-size: 2.2rem;
    color: var(--primary-navy);
    margin-bottom: 20px;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 10px;
}

h2 {
    font-size: 1.6rem;
    color: var(--primary-navy);
    margin: 30px 0 15px;
}

h3 {
    font-size: 1.3rem;
    margin-bottom: 10px;
}

p {
    margin-bottom: 1.5rem;
    text-align: justify;
}

/* Sidebar */
.sidebar {
    width: 300px;
}

.sidebar section {
    background-color: white;
    padding: 20px;
    margin-bottom: 30px;
    border: 1px solid var(--border-color);
    box-shadow: 2px 2px 0 rgba(0, 0, 0, 0.05);
}

.sidebar h3 {
    color: var(--primary-navy);
    border-bottom: 2px solid var(--primary-navy);
    padding-bottom: 8px;
    margin-bottom: 15px;
    font-size: 1.1rem;
    text-transform: uppercase;
}

.sidebar ul {
    list-style: none;
}

.sidebar li {
    margin-bottom: 10px;
    border-bottom: 1px dotted #ccc;
    padding-bottom: 5px;
}

/* Tables & Cards */
.particulars-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 15px;
    margin: 20px 0;
}

.particulars-item {
    padding: 15px;
    background: #f9f9f9;
    border: 1px solid var(--border-color);
}

.particulars-label {
    display: block;
    font-weight: 700;
    color: var(--primary-navy);
    font-size: 0.8rem;
    text-transform: uppercase;
}

/* Footer */
footer {
    background-color: #222;
    color: #ddd;
    padding: 50px 0 30px;
    text-align: center;
}

.footer-nav {
    margin-bottom: 30px;
}

.footer-nav a {
    color: #ccc;
    margin: 0 10px;
    font-size: 0.9rem;
}

.footer-nav a:hover {
    color: white;
}

.copyright {
    font-size: 0.85rem;
    border-top: 1px solid #444;
    padding-top: 20px;
}

/* Buttons */
.view-issue-btn {
    display: inline-block;
    padding: 10px 20px;
    background-color: var(--primary-navy);
    color: white;
    text-transform: uppercase;
    font-weight: 700;
    font-size: 0.85rem;
    border: none;
    cursor: pointer;
}

.view-issue-btn:hover {
    background-color: #333;
    color: white;
    text-decoration: none;
}

/* Skip Link */
.skip-link {
    position: absolute;
    top: -40px;
    left: 0;
    background: var(--primary-navy);
    color: white;
    padding: 8px;
    z-index: 100;
}

.skip-link:focus {
    top: 0;
}

/* Article Cards & Metadata */
.article-card {
    background: white;
    border: 1px solid var(--border-color);
    padding: 25px;
    margin-bottom: 25px;
    box-shadow: 2px 2px 0 rgba(0, 0, 0, 0.05);
}

.article-title {
    font-size: 1.4rem;
    color: var(--primary-navy);
    font-family: 'Merriweather', serif;
    margin-bottom: 10px;
    font-weight: 700;
}

.article-authors {
    font-family: 'Georgia', serif;
    font-style: italic;
    color: #555;
    margin-bottom: 15px;
    border-bottom: 1px solid #eee;
    padding-bottom: 10px;
}

.article-meta {
    margin-top: 15px;
    font-size: 0.95rem;
}

.meta-label {
    font-weight: 700;
    color: #333;
    display: block;
    margin-bottom: 5px;
    text-transform: uppercase;
    font-size: 0.8rem;
    letter-spacing: 0.5px;
}

.abstract-text {
    background-color: #f9f9f9;
    padding: 15px;
    border-left: 4px solid var(--primary-navy);
    margin-bottom: 15px;
    font-size: 0.95rem;
}

.keywords-list {
    margin-bottom: 15px;
    color: #555;
}

.citation-box {
    background-color: #e8eaeb;
    padding: 15px;
    border: 1px dotted #999;
    margin-bottom: 15px;
    font-family: monospace;
    font-size: 0.85rem;
    color: #333;
    overflow-wrap: break-word;
    /* Ensure long DOI/URLs wrap */
}

.references-list {
    list-style-type: decimal;
    padding-left: 20px;
    margin-bottom: 15px;
}

.references-list li {
    margin-bottom: 5px;
    font-size: 0.9rem;
    color: #444;
}

.article-actions {
    margin-top: 20px;
    display: flex;
    gap: 15px;
    flex-wrap: wrap;
}

.btn-secondary {
    display: inline-block;
    padding: 8px 15px;
    background-color: var(--secondary-gray);
    color: white;
    font-size: 0.8rem;
    text-transform: uppercase;
    border: none;
    cursor: pointer;
    text-decoration: none;
}

.btn-secondary:hover {
    background-color: #333;
    text-decoration: none;
    color: white;
}

/* Mobile Responsiveness */
@media (max-width: 992px) {
    .sidebar {
        width: 100%;
        order: 2;
    }

    .main-content {
        order: 1;
    }
}

/* ── Hamburger toggle button (hidden on desktop) ── */
.nav-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
    margin: 10px auto 0;
    flex-direction: column;
    gap: 5px;
    align-items: center;
    justify-content: center;
}

.nav-toggle .bar {
    display: block;
    width: 26px;
    height: 3px;
    background-color: var(--primary-navy);
    border-radius: 2px;
    transition: transform 0.3s ease, opacity 0.3s ease;
}

/* Animate to ✕ when open */
.nav-toggle.open .bar:nth-child(1) {
    transform: translateY(8px) rotate(45deg);
}

.nav-toggle.open .bar:nth-child(2) {
    opacity: 0;
}

.nav-toggle.open .bar:nth-child(3) {
    transform: translateY(-8px) rotate(-45deg);
}

@media (max-width: 768px) {
    .site-title {
        font-size: 1.5rem;
    }

    .magazine-title {
        font-size: 1.8rem;
        padding: 5px 15px;
    }

    h1 {
        font-size: 1.8rem;
    }

    /* Show hamburger button */
    .nav-toggle {
        display: flex;
    }

    /* Collapse nav links */
    .main-nav ul {
        display: none;
        flex-direction: column;
        align-items: center;
        gap: 0;
        background-color: #fff;
        border-top: 2px solid var(--primary-navy);
        padding: 10px 0;
        width: 100%;
        animation: slideDown 0.25s ease;
    }

    .main-nav ul.nav-open {
        display: flex;
    }

    .main-nav ul li {
        width: 100%;
        text-align: center;
    }

    .main-nav ul li a {
        display: block;
        padding: 10px 0;
        font-size: 0.95rem;
        border-bottom: 1px solid #f0f0f0;
        width: 100%;
    }

    .main-nav ul li:last-child a {
        border-bottom: none;
    }

    .main-nav a:hover,
    .main-nav a.active {
        color: var(--primary-navy);
        background-color: #f0f4ff;
        border-bottom: none;
        text-decoration: none;
    }

    @keyframes slideDown {
        from {
            opacity: 0;
            transform: translateY(-8px);
        }

        to {
            opacity: 1;
            transform: translateY(0);
        }
    }
}

@media (max-width: 480px) {
    .site-title {
        font-size: 1.2rem;
    }

    .magazine-title {
        font-size: 1.4rem;
    }

    .article-card {
        padding: 15px;
    }

    .article-title {
        font-size: 1.2rem;
    }
}