@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=Outfit:wght@400;500;600;700;800&display=swap');

:root {
    /* Color Palette derived from logo.png */
    --primary-color: #0d386d;         /* Deep Navy Blue */
    --primary-hover: #072244;
    --primary-light: #e6f0fa;
    --secondary-color: #087080;       /* Teal / Cyan */
    --secondary-hover: #054f5c;
    --secondary-light: #e0f4f7;
    --accent-color: #ffa000;          /* Amber / Orange */
    --accent-light: #fff5e6;
    --slate-blue: #475569;            /* Slate Blue */
    
    /* Semantic Colors */
    --bg-color: #f8fafc;
    --card-bg: #ffffff;
    --text-primary: #0f172a;
    --text-secondary: #475569;
    --text-muted: #64748b;
    --border-color: #e2e8f0;
    --border-focus: #94a3b8;
    
    /* Indexing Rank Colors */
    --rank-p1-bg: #fff5e6;
    --rank-p1-color: #d97706;
    --rank-p1-border: #fde68a;
    
    --rank-p2-bg: #e0f4f7;
    --rank-p2-color: #087080;
    --rank-p2-border: #a5f3fc;
    
    --rank-p3-bg: #e2e8f0;
    --rank-p3-color: #475569;
    --rank-p3-border: #cbd5e1;
    
    /* Layout & Shadow constants */
    --font-heading: 'Outfit', 'Inter', sans-serif;
    --font-body: 'Inter', sans-serif;
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 20px;
    --shadow-sm: 0 1px 3px 0 rgba(0, 0, 0, 0.05), 0 1px 2px 0 rgba(0, 0, 0, 0.03);
    --shadow-md: 0 4px 6px -1px rgba(13, 56, 109, 0.06), 0 2px 4px -1px rgba(13, 56, 109, 0.03);
    --shadow-lg: 0 10px 25px -5px rgba(13, 56, 109, 0.08), 0 8px 10px -6px rgba(13, 56, 109, 0.04);
    --shadow-glow: 0 0 20px rgba(8, 112, 128, 0.15);
    
    --transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

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

body {
    font-family: var(--font-body);
    background-color: var(--bg-color);
    color: var(--text-primary);
    line-height: 1.6;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 600;
    line-height: 1.25;
}

a {
    color: inherit;
    text-decoration: none;
    transition: var(--transition);
}

button, input, select, textarea {
    font-family: inherit;
    outline: none;
}

/* Container */
.container {
    width: 100%;
    max-width: 1240px;
    margin: 0 auto;
    padding: 0 24px;
}

/* Navigation Bar */
.navbar {
    background-color: rgba(255, 255, 255, 0.85);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border-color);
    position: sticky;
    top: 0;
    z-index: 100;
    transition: var(--transition);
}

.navbar-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 76px;
}

.brand {
    display: flex;
    align-items: center;
    gap: 12px;
}

.brand-logo {
    height: 48px;
    width: auto;
    object-fit: contain;
}

.brand-text {
    display: flex;
    flex-direction: column;
}

.brand-title {
    font-size: 22px;
    font-weight: 800;
    color: var(--primary-color);
    letter-spacing: 0.5px;
    line-height: 1;
}

.brand-subtitle {
    font-size: 10px;
    color: var(--secondary-color);
    font-weight: 600;
    letter-spacing: 0.5px;
    text-transform: uppercase;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 8px;
    list-style: none;
}

.nav-link {
    font-size: 15px;
    font-weight: 500;
    color: var(--text-secondary);
    padding: 8px 16px;
    border-radius: var(--radius-sm);
}

.nav-link:hover, .nav-link.active {
    color: var(--primary-color);
    background-color: var(--primary-light);
}

.nav-link.active {
    font-weight: 600;
}

.nav-cta {
    background-color: var(--secondary-color);
    color: white !important;
    font-weight: 600;
    border-radius: var(--radius-sm);
    box-shadow: 0 4px 10px rgba(31, 96, 29, 0.2);
}

.nav-cta:hover {
    background-color: var(--secondary-hover);
    transform: translateY(-1px);
    box-shadow: 0 6px 14px rgba(31, 96, 29, 0.3);
}

.menu-toggle {
    display: none;
    background: none;
    border: none;
    font-size: 24px;
    color: var(--text-primary);
    cursor: pointer;
}

/* Footer Section */
.footer {
    background-color: #071930;
    color: #94a3b8;
    padding: 70px 0 30px;
    margin-top: auto;
    border-top: 5px solid var(--secondary-color);
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: 40px;
    margin-bottom: 50px;
}

.footer-brand {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.footer-logo-container {
    display: flex;
    align-items: center;
    gap: 12px;
}

.footer-logo {
    height: 52px;
    filter: drop-shadow(0 2px 8px rgba(255,255,255,0.1));
}

.footer-brand-title {
    font-size: 24px;
    font-weight: 800;
    color: #ffffff;
}

.footer-brand-desc {
    font-size: 14px;
    line-height: 1.6;
}

.footer-title {
    color: #ffffff;
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 20px;
    position: relative;
    padding-bottom: 8px;
}

.footer-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 30px;
    height: 2px;
    background-color: var(--secondary-color);
}

.footer-links {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.footer-link {
    font-size: 14px;
    transition: var(--transition);
}

.footer-link:hover {
    color: #ffffff;
    transform: translateX(4px);
}

.footer-contact {
    display: flex;
    flex-direction: column;
    gap: 12px;
    font-size: 14px;
}

.footer-contact-item {
    display: flex;
    align-items: flex-start;
    gap: 10px;
}

.footer-contact-item i {
    color: var(--accent-color);
    margin-top: 4px;
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    padding-top: 30px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 13px;
}

.footer-socials {
    display: flex;
    gap: 16px;
}

.social-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background-color: rgba(255, 255, 255, 0.05);
    color: #ffffff;
    transition: var(--transition);
}

.social-icon:hover {
    background-color: var(--secondary-color);
    transform: translateY(-3px);
}

/* Home Page: Hero Banner */
.hero {
    background: linear-gradient(135deg, var(--primary-color) 0%, #062040 40%, #033f4a 80%, var(--secondary-color) 100%);
    color: #ffffff;
    padding: 100px 0 110px;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: radial-gradient(rgba(255, 255, 255, 0.1) 1px, transparent 1px);
    background-size: 24px 24px;
    opacity: 0.4;
    pointer-events: none;
}

.hero-content {
    max-width: 800px;
    margin: 0 auto;
    position: relative;
    z-index: 10;
}

.hero-tag {
    display: inline-block;
    background-color: rgba(145, 176, 144, 0.15);
    border: 1px solid rgba(145, 176, 144, 0.3);
    color: var(--accent-color);
    font-weight: 600;
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 2px;
    padding: 6px 16px;
    border-radius: 50px;
    margin-bottom: 24px;
}

.hero-title {
    font-size: 48px;
    font-weight: 800;
    margin-bottom: 16px;
    line-height: 1.15;
    letter-spacing: -0.5px;
}

.hero-title span {
    background: linear-gradient(to right, #ffffff, var(--accent-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero-desc {
    font-size: 18px;
    color: rgba(255, 255, 255, 0.85);
    margin-bottom: 40px;
    font-weight: 350;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

/* Search Bar in Hero */
.search-container {
    background: rgba(255, 255, 255, 0.08);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid rgba(255, 255, 255, 0.15);
    padding: 8px;
    border-radius: var(--radius-lg);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.25);
    max-width: 760px;
    margin: 0 auto 30px;
    display: flex;
    gap: 6px;
}

.search-input-wrapper {
    position: relative;
    flex: 1;
    display: flex;
    align-items: center;
}

.search-icon-inside {
    position: absolute;
    left: 16px;
    color: rgba(255, 255, 255, 0.6);
    font-size: 18px;
}

.search-input {
    width: 100%;
    background: transparent;
    border: none;
    padding: 16px 16px 16px 48px;
    font-size: 16px;
    color: white;
}

.search-input::placeholder {
    color: rgba(255, 255, 255, 0.5);
}

.search-select {
    background: rgba(255, 255, 255, 0.1);
    color: white;
    border: 1px solid rgba(255, 255, 255, 0.1);
    padding: 0 20px;
    border-radius: var(--radius-md);
    cursor: pointer;
    font-weight: 500;
    font-size: 14px;
}

.search-select option {
    background-color: var(--primary-color);
    color: white;
}

.search-button {
    background-color: var(--secondary-color);
    color: white;
    border: none;
    padding: 0 28px;
    border-radius: var(--radius-md);
    font-weight: 600;
    font-size: 15px;
    cursor: pointer;
    box-shadow: 0 4px 12px rgba(31, 96, 29, 0.3);
    transition: var(--transition);
    display: flex;
    align-items: center;
    gap: 8px;
}

.search-button:hover {
    background-color: var(--secondary-hover);
    transform: scale(1.02);
}

.hero-quick-tags {
    font-size: 13px;
    color: rgba(255, 255, 255, 0.7);
    display: flex;
    justify-content: center;
    gap: 12px;
    flex-wrap: wrap;
}

.quick-tag-item {
    background: rgba(255, 255, 255, 0.1);
    padding: 4px 12px;
    border-radius: 50px;
    transition: var(--transition);
    border: 1px solid rgba(255,255,255,0.05);
}

.quick-tag-item:hover {
    background: rgba(255, 255, 255, 0.2);
    color: white;
}

/* Statistics Counters */
.stats-section {
    margin-top: -50px;
    position: relative;
    z-index: 20;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
}

.stat-card {
    background-color: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 24px 20px;
    text-align: center;
    box-shadow: var(--shadow-md);
    transition: var(--transition);
}

.stat-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
    border-color: var(--accent-color);
}

.stat-number {
    font-size: 32px;
    font-weight: 800;
    color: var(--primary-color);
    margin-bottom: 6px;
    font-family: var(--font-heading);
}

.stat-label {
    font-size: 13px;
    color: var(--text-secondary);
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* Home Section Layouts */
.section {
    padding: 80px 0;
}

.section-bg {
    background-color: #f1f5f9;
}

.section-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    margin-bottom: 40px;
}

.section-title-wrapper {
    max-width: 600px;
}

.section-subtitle {
    color: var(--secondary-color);
    font-weight: 600;
    font-size: 13px;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 8px;
    display: block;
}

.section-title {
    font-size: 32px;
    font-weight: 700;
    color: var(--primary-color);
}

.section-action {
    display: flex;
    align-items: center;
    gap: 6px;
    font-weight: 600;
    color: var(--secondary-color);
    font-size: 15px;
}

.section-action:hover {
    color: var(--secondary-hover);
}

.section-action:hover i {
    transform: translateX(4px);
}

.section-action i {
    transition: var(--transition);
}

/* Subject Grid */
.subject-grid {
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    gap: 16px;
}

.subject-card {
    background-color: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 24px 16px;
    text-align: center;
    transition: var(--transition);
    cursor: pointer;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 16px;
}

.subject-card:hover {
    border-color: var(--secondary-color);
    box-shadow: var(--shadow-md);
    transform: translateY(-3px);
}

.subject-icon {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background-color: var(--accent-light);
    color: var(--secondary-color);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    transition: var(--transition);
}

.subject-card:hover .subject-icon {
    background-color: var(--secondary-color);
    color: white;
}

.subject-title {
    font-size: 14px;
    font-weight: 600;
    color: var(--text-primary);
}

.subject-count {
    font-size: 12px;
    color: var(--text-muted);
    margin-top: -8px;
}

/* Article & Journal Card grids */
.cards-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 24px;
}

/* Journal Card */
.journal-card {
    background-color: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 24px;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    min-width: 0;
    width: 100%;
    box-sizing: border-box;
}

.journal-card > div {
    min-width: 0;
    width: 100%;
}

.journal-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: var(--border-focus);
}

.journal-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 16px;
    gap: 12px;
}

.journal-title {
    font-size: 18px;
    font-weight: 700;
    color: var(--primary-color);
    line-height: 1.35;
    word-wrap: break-word;
    word-break: break-word;
    overflow-wrap: break-word;
}

.journal-title a {
    word-wrap: break-word;
    word-break: break-word;
    overflow-wrap: break-word;
    white-space: normal;
}

.publisher-title {
    font-size: 18px;
    font-weight: 700;
    color: var(--primary-color);
    line-height: 1.35;
    word-wrap: break-word;
    word-break: break-word;
    overflow-wrap: break-word;
}

.badge-rank {
    padding: 4px 10px;
    border-radius: 50px;
    font-size: 11px;
    font-weight: 700;
    border: 1px solid transparent;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    display: inline-flex;
    align-items: center;
    gap: 4px;
}

.badge-p1 {
    background-color: var(--rank-p1-bg);
    color: var(--rank-p1-color);
    border-color: var(--rank-p1-border);
}

.badge-p2 {
    background-color: var(--rank-p2-bg);
    color: var(--rank-p2-color);
    border-color: var(--rank-p2-border);
}

.badge-p3 {
    background-color: var(--rank-p3-bg);
    color: var(--rank-p3-color);
    border-color: var(--rank-p3-border);
}

.journal-publisher {
    font-size: 13px;
    color: var(--text-secondary);
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 6px;
}

.journal-metrics {
    display: flex;
    justify-content: space-between;
    background-color: var(--bg-color);
    padding: 12px;
    border-radius: var(--radius-sm);
    font-size: 12px;
    border: 1px solid var(--border-color);
}

.metric-item {
    display: flex;
    flex-direction: column;
}

.metric-val {
    font-weight: 700;
    color: var(--text-primary);
    font-size: 14px;
}

.metric-lbl {
    color: var(--text-muted);
}

/* Article Card */
.article-card {
    background-color: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 24px;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    min-width: 0;
    width: 100%;
    box-sizing: border-box;
}

.article-card > div {
    min-width: 0;
    width: 100%;
}

.article-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: var(--border-focus);
}

.article-meta {
    font-size: 12px;
    color: var(--text-muted);
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 12px;
}

.article-journal-link {
    color: var(--secondary-color);
    font-weight: 600;
}

.article-title {
    font-size: 16px;
    font-weight: 700;
    color: var(--text-primary);
    line-height: 1.4;
    margin-bottom: 12px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    white-space: normal;
    word-wrap: break-word;
    word-break: break-word;
    overflow-wrap: break-word;
}

.article-title a {
    white-space: normal;
    word-wrap: break-word;
    word-break: break-word;
    overflow-wrap: break-word;
}

.article-authors {
    font-size: 13px;
    color: var(--text-secondary);
    margin-bottom: 20px;
    white-space: nowrap;
    text-overflow: ellipsis;
    overflow: hidden;
}

.article-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 14px;
    border-top: 1px solid var(--border-color);
    font-size: 13px;
}

.article-citation {
    color: var(--primary-color);
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 4px;
}

.article-read-btn {
    color: var(--secondary-color);
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 4px;
}

.article-read-btn:hover {
    color: var(--secondary-hover);
}

.article-read-btn i {
    transition: var(--transition);
}

.article-read-btn:hover i {
    transform: translateX(3px);
}

.scholar-badge-btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 12px;
    font-weight: 600;
    color: #4285f4;
    background-color: #e8f0fe;
    padding: 6px 12px;
    border-radius: 50px;
    text-decoration: none;
    border: 1px solid #d2e3fc;
    transition: var(--transition);
}

.scholar-badge-btn:hover {
    background-color: #d2e3fc;
    color: #1a73e8;
    transform: translateY(-1px);
}

/* Two Column Layout (Search / detail pages) */
.page-layout {
    display: grid;
    grid-template-columns: 280px minmax(0, 1fr);
    gap: 30px;
    padding: 40px 0;
}

/* Sidebar filter */
.sidebar {
    background-color: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 24px;
    height: fit-content;
    box-shadow: var(--shadow-sm);
}

.sidebar-title {
    font-size: 18px;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 24px;
    display: flex;
    align-items: center;
    gap: 8px;
    border-bottom: 2px solid var(--primary-light);
    padding-bottom: 12px;
}

.filter-group {
    margin-bottom: 24px;
}

.filter-label {
    font-size: 13px;
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: 12px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    display: block;
}

.filter-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.filter-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    font-size: 14px;
    color: var(--text-secondary);
    cursor: pointer;
}

.filter-checkbox-wrapper {
    display: flex;
    align-items: center;
    gap: 8px;
}

.filter-checkbox {
    width: 16px;
    height: 16px;
    accent-color: var(--secondary-color);
    cursor: pointer;
}

.filter-count {
    font-size: 11px;
    background-color: var(--bg-color);
    color: var(--text-muted);
    padding: 2px 8px;
    border-radius: 20px;
    border: 1px solid var(--border-color);
}

/* Search results main container */
.results-header {
    background-color: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 16px 24px;
    margin-bottom: 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    box-shadow: var(--shadow-sm);
}

.results-count {
    font-size: 15px;
    color: var(--text-secondary);
}

.results-count span {
    font-weight: 700;
    color: var(--primary-color);
}

.results-sorting {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 14px;
}

.sort-select {
    border: 1px solid var(--border-color);
    padding: 6px 12px;
    border-radius: var(--radius-sm);
    background-color: var(--card-bg);
    color: var(--text-primary);
    cursor: pointer;
}

.results-list {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

/* Search list article item */
.result-item {
    background-color: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 24px;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

.result-item:hover {
    border-color: var(--accent-color);
    box-shadow: var(--shadow-md);
}

.result-item-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 16px;
    margin-bottom: 12px;
}

.result-journal-info {
    font-size: 13px;
    color: var(--secondary-color);
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 6px;
}

.result-title {
    font-size: 18px;
    font-weight: 700;
    color: var(--primary-color);
    line-height: 1.4;
    margin-bottom: 10px;
}

.result-authors {
    font-size: 14px;
    color: var(--text-secondary);
    margin-bottom: 14px;
}

.result-abstract {
    font-size: 14px;
    color: var(--text-muted);
    margin-bottom: 20px;
    line-height: 1.5;
    position: relative;
}

.abstract-collapse {
    display: none;
    margin-top: 10px;
    padding-top: 10px;
    border-top: 1px dashed var(--border-color);
}

.abstract-toggle-btn {
    background: none;
    border: none;
    color: var(--slate-blue);
    font-weight: 600;
    font-size: 13px;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 0;
}

.result-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 16px;
    border-top: 1px solid var(--border-color);
    font-size: 13px;
    flex-wrap: wrap;
    gap: 12px;
}

.result-tags {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
}

.result-tag {
    background-color: var(--bg-color);
    padding: 3px 10px;
    border-radius: 4px;
    font-size: 12px;
    border: 1px solid var(--border-color);
    color: var(--text-muted);
}

.result-actions {
    display: flex;
    align-items: center;
    gap: 20px;
}

.btn-secondary-outline {
    border: 1px solid var(--secondary-color);
    color: var(--secondary-color);
    background: transparent;
    padding: 6px 14px;
    border-radius: var(--radius-sm);
    font-weight: 600;
    cursor: pointer;
    font-size: 13px;
    transition: var(--transition);
}

.btn-secondary-outline:hover {
    background-color: var(--secondary-light);
}

.btn-primary {
    background-color: var(--primary-color);
    color: white;
    border: none;
    padding: 6px 16px;
    border-radius: var(--radius-sm);
    font-weight: 600;
    cursor: pointer;
    font-size: 13px;
    transition: var(--transition);
}

.btn-primary:hover {
    background-color: var(--primary-hover);
}

/* Journal Profile / Article Detail CSS */
.detail-header-card {
    background: linear-gradient(135deg, var(--primary-color) 0%, #084c7f 100%);
    color: white;
    border-radius: var(--radius-lg);
    padding: 40px;
    margin-bottom: 30px;
    box-shadow: var(--shadow-lg);
    position: relative;
    overflow: hidden;
}

.detail-header-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: radial-gradient(rgba(255, 255, 255, 0.05) 1px, transparent 1px);
    background-size: 20px 20px;
    pointer-events: none;
}

.journal-detail-header-info {
    position: relative;
    z-index: 5;
}

.detail-publisher-tag {
    color: var(--accent-color);
    font-weight: 600;
    font-size: 13px;
    margin-bottom: 12px;
    display: block;
    text-transform: uppercase;
}

.detail-title {
    font-size: 32px;
    font-weight: 800;
    margin-bottom: 16px;
    line-height: 1.25;
}

.detail-issn-list {
    display: flex;
    gap: 20px;
    font-size: 14px;
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: 24px;
}

.detail-metrics-bar {
    display: flex;
    gap: 30px;
    border-top: 1px solid rgba(255, 255, 255, 0.15);
    padding-top: 24px;
    flex-wrap: wrap;
}

.detail-metric-card {
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.12);
    padding: 12px 24px;
    border-radius: var(--radius-md);
    min-width: 140px;
}

.detail-metric-num {
    font-size: 24px;
    font-weight: 800;
    color: #ffffff;
    font-family: var(--font-heading);
}

.detail-metric-lbl {
    font-size: 11px;
    color: rgba(255, 255, 255, 0.6);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-top: 2px;
}

/* Detail page split layout */
.detail-grid {
    display: grid;
    grid-template-columns: 1fr 320px;
    gap: 30px;
    padding-bottom: 60px;
}

.detail-main-content {
    background-color: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 30px;
    box-shadow: var(--shadow-sm);
}

.detail-sidebar {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.detail-card {
    background-color: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 24px;
    box-shadow: var(--shadow-sm);
}

.detail-card-title {
    font-size: 16px;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 16px;
    border-bottom: 2px solid var(--bg-color);
    padding-bottom: 8px;
}

/* Tab styling */
.tab-nav {
    display: flex;
    border-bottom: 2px solid var(--border-color);
    margin-bottom: 24px;
    gap: 24px;
}

.tab-btn {
    background: none;
    border: none;
    padding: 12px 4px;
    font-size: 15px;
    font-weight: 600;
    color: var(--text-secondary);
    cursor: pointer;
    position: relative;
    transition: var(--transition);
}

.tab-btn:hover {
    color: var(--primary-color);
}

.tab-btn.active {
    color: var(--primary-color);
}

.tab-btn.active::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    right: 0;
    height: 3px;
    background-color: var(--secondary-color);
    border-radius: 3px;
}

.tab-content {
    display: none;
}

.tab-content.active {
    display: block;
    animation: fadeIn 0.3s ease;
}

/* Article page special styles */
.article-detail-meta {
    display: flex;
    gap: 24px;
    font-size: 14px;
    color: var(--text-muted);
    margin-bottom: 20px;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 16px;
    flex-wrap: wrap;
}

.article-detail-meta span {
    display: flex;
    align-items: center;
    gap: 6px;
}

.article-section-title {
    font-size: 20px;
    font-weight: 700;
    color: var(--primary-color);
    margin-top: 30px;
    margin-bottom: 16px;
}

.article-abstract-text {
    font-size: 15px;
    color: var(--text-primary);
    line-height: 1.6;
    text-align: justify;
}

.article-keywords {
    margin-top: 20px;
    font-size: 14px;
}

.article-keywords strong {
    color: var(--text-secondary);
}

.keyword-tag {
    display: inline-block;
    background-color: var(--bg-color);
    border: 1px solid var(--border-color);
    padding: 2px 10px;
    border-radius: 4px;
    margin-left: 6px;
    color: var(--text-secondary);
    font-size: 13px;
}

/* Reference listing */
.reference-list {
    list-style: decimal;
    padding-left: 20px;
    display: flex;
    flex-direction: column;
    gap: 16px;
    font-size: 14px;
    color: var(--text-secondary);
}

.reference-item {
    line-height: 1.5;
}

.reference-doi {
    color: var(--secondary-color);
    font-weight: 500;
    margin-left: 6px;
}

/* Citation helper tool */
.citation-box {
    background-color: var(--bg-color);
    border: 1px solid var(--border-color);
    padding: 16px;
    border-radius: var(--radius-sm);
    font-size: 13px;
    font-family: monospace;
    word-break: break-all;
    margin-bottom: 12px;
}

.btn-group-vertical {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.btn-sidebar-cta {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 12px 20px;
    border-radius: var(--radius-md);
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    font-size: 15px;
    width: 100%;
}

.btn-sidebar-cta.primary {
    background-color: var(--secondary-color);
    color: white;
    border: none;
    box-shadow: 0 4px 10px rgba(31, 96, 29, 0.2);
}

.btn-sidebar-cta.primary:hover {
    background-color: var(--secondary-hover);
    box-shadow: 0 6px 14px rgba(31, 96, 29, 0.3);
}

.btn-sidebar-cta.secondary {
    background-color: transparent;
    color: var(--primary-color);
    border: 2px solid var(--primary-color);
}

.btn-sidebar-cta.secondary:hover {
    background-color: var(--primary-light);
}

/* Altmetric / statistics bubble in sidebar */
.metric-ring-container {
    display: flex;
    align-items: center;
    gap: 16px;
}

.metric-ring {
    width: 64px;
    height: 64px;
    border-radius: 50%;
    border: 6px solid var(--accent-color);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 800;
    font-size: 18px;
    color: var(--secondary-color);
    background-color: var(--accent-light);
}

/* About Page styling */
.about-hero {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--slate-blue) 100%);
    color: white;
    padding: 80px 0;
    text-align: center;
}

.about-grid {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 50px;
    align-items: center;
    padding: 60px 0;
}

.about-features {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
    margin-top: 30px;
}

.about-feature-card {
    background-color: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 24px;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

.about-feature-card:hover {
    border-color: var(--secondary-color);
    transform: translateY(-2px);
}

.about-feature-icon {
    font-size: 24px;
    color: var(--secondary-color);
    margin-bottom: 12px;
}

.about-feature-title {
    font-size: 16px;
    font-weight: 700;
    margin-bottom: 8px;
}

.about-feature-desc {
    font-size: 13px;
    color: var(--text-secondary);
}

/* Animations */
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

.animate-fade-in {
    animation: fadeIn 0.5s ease forwards;
}

/* Responsive CSS */
@media (max-width: 1024px) {
    .cards-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
    .subject-grid {
        grid-template-columns: repeat(4, 1fr);
    }
    .page-layout {
        grid-template-columns: 240px minmax(0, 1fr);
    }
    .detail-grid {
        grid-template-columns: 1fr;
    }
    .detail-sidebar {
        order: -1;
    }
}

@media (max-width: 768px) {
    .navbar-container {
        height: 64px;
    }
    .nav-links {
        display: none; /* In production: add Mobile Hamburger Toggle */
    }
    .menu-toggle {
        display: block;
    }
    .hero {
        padding: 60px 0 80px;
    }
    .hero-title {
        font-size: 32px;
    }
    .hero-desc {
        font-size: 15px;
    }
    .search-container {
        flex-direction: column;
        padding: 12px;
        border-radius: var(--radius-md);
    }
    .search-select {
        padding: 12px;
    }
    .search-button {
        padding: 14px;
        justify-content: center;
    }
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
        margin-top: -30px;
    }
    .section {
        padding: 50px 0;
    }
    .section-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 16px;
        margin-bottom: 30px;
    }
    .subject-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .cards-grid {
        grid-template-columns: 1fr;
    }
    .page-layout {
        grid-template-columns: 1fr;
    }
    .sidebar {
        margin-bottom: 20px;
    }
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    .footer-bottom {
        flex-direction: column;
        gap: 16px;
        text-align: center;
    }
    .about-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }
}

/* Dashboard layout styles */
.dashboard-layout {
    display: flex;
    min-height: 100vh;
    width: 100%;
}

.dashboard-sidebar {
    width: 260px;
    background-color: var(--primary-color);
    color: #ffffff;
    display: flex;
    flex-direction: column;
    flex-shrink: 0;
    position: sticky;
    top: 0;
    height: 100vh;
    z-index: 90;
    transition: var(--transition);
}

.dashboard-sidebar-header {
    height: 76px;
    padding: 0 24px;
    display: flex;
    align-items: center;
    gap: 12px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.dashboard-sidebar-logo {
    height: 36px;
    width: auto;
}

.dashboard-sidebar-title {
    font-size: 18px;
    font-weight: 800;
    letter-spacing: 0.5px;
}

.dashboard-menu {
    list-style: none;
    padding: 24px 0;
    display: flex;
    flex-direction: column;
    gap: 4px;
    flex-grow: 1;
}

.dashboard-menu-item a {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 24px;
    font-size: 15px;
    font-weight: 500;
    color: rgba(255, 255, 255, 0.7);
    transition: var(--transition);
}

.dashboard-menu-item a:hover, .dashboard-menu-item.active a {
    color: #ffffff;
    background-color: rgba(255, 255, 255, 0.08);
}

.dashboard-menu-item.active a {
    font-weight: 600;
    border-left: 4px solid var(--secondary-color);
    padding-left: 20px;
}

.dashboard-menu-footer {
    padding: 16px 0;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.dashboard-main {
    flex-grow: 1;
    display: flex;
    flex-direction: column;
    background-color: #f1f5f9;
    min-width: 0;
}

.dashboard-header {
    height: 76px;
    background-color: #ffffff;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 30px;
    position: sticky;
    top: 0;
    z-index: 80;
}

.dashboard-header-left {
    font-weight: 600;
    font-size: 18px;
    color: var(--primary-color);
}

.dashboard-header-right {
    display: flex;
    align-items: center;
    gap: 20px;
}

.dashboard-profile {
    display: flex;
    align-items: center;
    gap: 10px;
    cursor: pointer;
}

.dashboard-avatar {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background-color: var(--secondary-light);
    color: var(--secondary-color);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 14px;
}

.dashboard-profile-name {
    font-size: 14px;
    font-weight: 600;
    color: var(--text-primary);
}

.dashboard-content {
    padding: 30px;
    flex-grow: 1;
    overflow-y: auto;
}

/* Stats Card Grid inside dashboards */
.dash-stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
    margin-bottom: 30px;
}

.dash-stat-card {
    background-color: #ffffff;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 24px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

.dash-stat-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
    border-color: var(--accent-color);
}

.dash-stat-info {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.dash-stat-num {
    font-size: 28px;
    font-weight: 800;
    color: var(--primary-color);
    line-height: 1.1;
    font-family: var(--font-heading);
}

.dash-stat-lbl {
    font-size: 12px;
    font-weight: 600;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.dash-stat-icon {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background-color: var(--primary-light);
    color: var(--primary-color);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
}

.dash-stat-card:nth-child(2) .dash-stat-icon {
    background-color: var(--secondary-light);
    color: var(--secondary-color);
}

.dash-stat-card:nth-child(3) .dash-stat-icon {
    background-color: #fef3c7;
    color: #d97706;
}

.dash-stat-card:nth-child(4) .dash-stat-icon {
    background-color: #fee2e2;
    color: #dc2626;
}

/* Dashboard Container Card panels */
.dash-card {
    background-color: #ffffff;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 24px;
    box-shadow: var(--shadow-sm);
    margin-bottom: 30px;
}

.dash-card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 12px;
}

.dash-card-title {
    font-size: 16px;
    font-weight: 700;
    color: var(--primary-color);
    display: flex;
    align-items: center;
    gap: 8px;
}

/* Dashboard Table styling */
.dash-table-wrapper {
    width: 100%;
    overflow-x: auto;
}

.dash-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 14px;
    text-align: left;
}

.dash-table th {
    background-color: var(--bg-color);
    color: var(--text-secondary);
    font-weight: 600;
    padding: 12px 16px;
    border-bottom: 2px solid var(--border-color);
}

.dash-table td {
    padding: 14px 16px;
    border-bottom: 1px solid var(--border-color);
    color: var(--text-primary);
    vertical-align: middle;
}

.dash-table tbody tr:hover {
    background-color: var(--primary-light) !important;
}

.dash-table tbody tr:nth-child(even) {
    background-color: #fafbfc;
}

/* Status Pill Badges */
.badge-status {
    padding: 4px 10px;
    border-radius: 50px;
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    display: inline-flex;
    align-items: center;
    gap: 4px;
}

.status-approved {
    background-color: var(--rank-p2-bg);
    color: var(--rank-p2-color);
}

.status-pending {
    background-color: #fef3c7;
    color: #d97706;
}

.status-rejected {
    background-color: #fee2e2;
    color: #dc2626;
}

/* Mini Action Buttons */
.btn-action-sm {
    padding: 6px 12px;
    font-size: 12px;
    font-weight: 600;
    border-radius: var(--radius-sm);
    cursor: pointer;
    border: none;
    display: inline-flex;
    align-items: center;
    gap: 4px;
    transition: var(--transition);
}

.btn-action-sm.approve {
    background-color: var(--secondary-color);
    color: #ffffff;
}

.btn-action-sm.approve:hover {
    background-color: var(--secondary-hover);
}

.btn-action-sm.reject {
    background-color: #dc2626;
    color: #ffffff;
}

.btn-action-sm.reject:hover {
    background-color: #b91c1c;
}

.btn-action-sm.view {
    background-color: var(--primary-color);
    color: #ffffff;
}

.btn-action-sm.view:hover {
    background-color: var(--primary-hover);
}

/* Activity stream logs */
.activity-stream {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.activity-item {
    display: flex;
    align-items: flex-start;
    gap: 12px;
}

.activity-icon {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background-color: var(--bg-color);
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 13px;
    flex-shrink: 0;
}

.activity-item.success .activity-icon {
    background-color: var(--rank-p2-bg);
    color: var(--rank-p2-color);
}

.activity-item.warning .activity-icon {
    background-color: #fef3c7;
    color: #d97706;
}

.activity-details {
    font-size: 14px;
}

.activity-time {
    display: block;
    font-size: 11px;
    color: var(--text-muted);
    margin-top: 2px;
}

/* Responsive Dashboard adjustment */
@media (max-width: 1024px) {
    .dash-stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .dashboard-layout {
        flex-direction: column;
    }
    .dashboard-sidebar {
        width: 100%;
        height: auto;
        position: relative;
    }
    .dashboard-header {
        padding: 0 15px;
    }
    .dash-stats-grid {
        grid-template-columns: 1fr;
    }
    .dashboard-content {
        padding: 15px;
    }
}

/* Navigation Dropdown styling */
.nav-dropdown {
    position: relative;
}

.dropdown-menu-list {
    display: none;
    position: absolute;
    top: 100%;
    right: 0;
    background-color: #ffffff;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    box-shadow: var(--shadow-lg);
    list-style: none;
    min-width: 200px;
    padding: 8px 0;
    margin-top: 8px;
    z-index: 120;
    animation: fadeIn 0.2s ease;
}

.dropdown-menu-list li {
    width: 100%;
}

.dropdown-menu-list li a {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 12px 20px;
    font-size: 14px;
    color: var(--text-primary);
    transition: var(--transition);
}

.dropdown-menu-list li a:hover {
    background-color: var(--primary-light);
    color: var(--primary-color);
}

.nav-dropdown:hover .dropdown-menu-list {
    display: block;
}

.dropdown-menu-list::before {
    content: '';
    position: absolute;
    top: -8px;
    left: 0;
    width: 100%;
    height: 8px;
    background: transparent;
}

/* ===== Issue Tabs System ===== */
.issue-tabs-container {
    margin-bottom: 20px;
}

.issue-tabs-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 14px;
}

.issue-tabs-count {
    font-size: 12px;
    font-weight: 600;
    color: var(--text-muted);
    background-color: var(--bg-secondary);
    padding: 4px 12px;
    border-radius: 20px;
}

/* Scrollable version (kept for possible reuse) */
.issue-tabs-nav {
    display: flex;
    gap: 8px;
    overflow-x: auto;
    padding-bottom: 6px;
    scrollbar-width: thin;
    scrollbar-color: var(--border-color) transparent;
    -webkit-overflow-scrolling: touch;
}

.issue-tabs-nav::-webkit-scrollbar {
    height: 4px;
}

.issue-tabs-nav::-webkit-scrollbar-track {
    background: transparent;
}

.issue-tabs-nav::-webkit-scrollbar-thumb {
    background-color: var(--border-color);
    border-radius: 4px;
}

/* Wrap version — buttons flow to next line instead of scrolling */
.issue-tabs-nav-wrap {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    padding-bottom: 4px;
}

.issue-tab-btn {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    border: 1.5px solid var(--border-color);
    border-radius: var(--radius-sm);
    background-color: #ffffff;
    cursor: pointer;
    font-size: 13px;
    font-weight: 500;
    color: var(--text-secondary);
    transition: all 0.22s ease;
}

.issue-tab-btn:hover {
    border-color: var(--primary-color);
    color: var(--primary-color);
    background-color: var(--primary-light);
    transform: translateY(-1px);
    box-shadow: 0 3px 10px rgba(13, 56, 109, 0.12);
}

.issue-tab-btn.active {
    background: linear-gradient(135deg, var(--primary-color) 0%, #13559c 100%);
    color: #ffffff;
    border-color: var(--primary-color);
    box-shadow: 0 4px 14px rgba(13, 56, 109, 0.28);
    transform: translateY(-1px);
}

.issue-tab-label {
    font-size: 13px;
    font-weight: 500;
}

.issue-tab-badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 22px;
    height: 22px;
    border-radius: 11px;
    font-size: 11px;
    font-weight: 700;
    background-color: var(--primary-light);
    color: var(--primary-color);
    border: 1px solid rgba(13, 56, 109, 0.12);
    padding: 0 6px;
}

.issue-tab-btn.active .issue-tab-badge {
    background-color: rgba(255, 255, 255, 0.22);
    color: #ffffff;
    border-color: rgba(255, 255, 255, 0.3);
}

/* Issue Panels */
.issue-panel {
    display: none;
    animation: fadeSlideUp 0.35s ease;
}

.issue-panel.active {
    display: block;
}

@keyframes fadeSlideUp {
    from {
        opacity: 0;
        transform: translateY(8px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.issue-panel-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 14px 18px;
    background: linear-gradient(135deg, var(--primary-light), rgba(15, 76, 117, 0.06));
    border-radius: var(--radius-sm);
    margin-bottom: 12px;
    border-left: 4px solid var(--primary-color);
}

.issue-panel-title {
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 700;
    font-size: 15px;
    color: var(--primary-color);
}

.issue-panel-title i {
    font-size: 14px;
}

.issue-panel-article-count {
    font-size: 12px;
    font-weight: 600;
    color: var(--text-muted);
    background-color: var(--bg-primary);
    padding: 4px 12px;
    border-radius: 20px;
    border: 1px solid var(--border-color);
}

/* Article Items in Issue */
.issue-article-item {
    display: flex !important;
    gap: 16px;
    padding: 16px 18px !important;
    align-items: flex-start;
    transition: all 0.2s ease;
}

.issue-article-item:hover {
    background-color: var(--bg-secondary);
}

.issue-article-number {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    min-width: 32px;
    border-radius: 8px;
    background: linear-gradient(135deg, var(--secondary-light), rgba(27, 153, 139, 0.15));
    color: var(--secondary-color);
    font-size: 13px;
    font-weight: 700;
    margin-top: 2px;
}

.issue-article-content {
    flex: 1;
    min-width: 0;
}

.issue-article-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-top: 8px;
    border-top: 1px dashed var(--border-color);
}

.issue-article-citation {
    font-size: 12px;
    color: var(--primary-color);
    font-weight: 500;
}

.issue-article-citation i {
    font-size: 10px;
    margin-right: 2px;
}

/* Responsive adjustments for issue tabs */
@media (max-width: 768px) {
    .issue-tabs-nav {
        gap: 6px;
    }

    .issue-tab-btn {
        padding: 6px 12px;
        font-size: 12px;
    }

    .issue-tab-badge {
        min-width: 20px;
        height: 20px;
        font-size: 10px;
    }

    .issue-article-item {
        padding: 12px 14px !important;
        gap: 12px;
    }

    .issue-article-number {
        width: 28px;
        height: 28px;
        min-width: 28px;
        font-size: 12px;
    }

    .issue-panel-header {
        flex-direction: column;
        gap: 8px;
        align-items: flex-start;
    }
}

/* Extra responsive adjustments for Search Page on Mobile Viewports */
@media (max-width: 576px) {
    .results-header {
        flex-direction: column;
        align-items: stretch;
        gap: 12px;
        padding: 16px;
    }
    .results-sorting {
        justify-content: space-between;
        width: 100%;
    }
    .result-item-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 8px;
    }
    .result-item {
        padding: 16px;
    }
    .result-footer {
        flex-direction: column;
        align-items: stretch;
        gap: 16px;
    }
    .result-actions {
        width: 100%;
        justify-content: space-between;
        gap: 10px;
        flex-wrap: wrap;
    }
    .result-actions .btn-secondary-outline, 
    .result-actions .btn-primary {
        flex-grow: 1;
        text-align: center;
        justify-content: center;
    }
}

/* Publisher Dashboard Welcome & Profile section layout */
.dash-welcome-section {
    display: grid;
    grid-template-columns: 1.5fr 1fr;
    gap: 30px;
    margin-bottom: 30px;
    align-items: stretch;
}
@media (max-width: 992px) {
    .dash-welcome-section {
        grid-template-columns: 1fr;
    }
}