/* Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary-blue: #0073e6;
    --dark-blue: #005eb8;
    --light-blue: #e6f2ff;
    --primary-dark: #1a2332;
    --text-primary: #333333;
    --text-secondary: #555555;
    --text-light: #777777;
    --border-color: #d4d4d4;
    --bg-white: #ffffff;
    --bg-light: #f8f9fa;
    --bg-gray: #f5f5f5;
    --link-color: #0073e6;
    --link-hover: #005eb8;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Helvetica Neue', Arial, sans-serif;
    color: var(--text-primary);
    line-height: 1.6;
    background-color: var(--bg-white);
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Top Navigation */
.top-nav {
    background-color: var(--bg-white);
    border-bottom: 1px solid var(--border-color);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 60px;
}

.nav-left {
    display: flex;
    align-items: center;
    gap: 15px;
}

.logo {
    display: flex;
    align-items: center;
}

.elsevier-logo {
    height: 24px;
}

.nav-divider {
    width: 1px;
    height: 24px;
    background-color: var(--border-color);
}

.sciencedirect-link {
    color: var(--text-primary);
    text-decoration: none;
    font-size: 16px;
    font-weight: 500;
}

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

.search-container {
    display: flex;
    align-items: center;
    position: relative;
}

.search-input {
    width: 300px;
    padding: 8px 40px 8px 12px;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    font-size: 14px;
    outline: none;
    transition: border-color 0.3s;
}

.search-input:focus {
    border-color: var(--primary-blue);
}

.search-btn {
    position: absolute;
    right: 8px;
    background: none;
    border: none;
    color: var(--text-secondary);
    cursor: pointer;
    padding: 5px;
}

.nav-link {
    color: var(--text-primary);
    text-decoration: none;
    font-size: 14px;
}

.nav-link:hover {
    color: var(--link-hover);
}

.menu-toggle {
    display: none;
    background: none;
    border: none;
    font-size: 20px;
    cursor: pointer;
    color: var(--text-primary);
}

/* Secondary Navigation */
.secondary-nav {
    background-color: var(--bg-light);
    border-bottom: 1px solid var(--border-color);
}

.nav-menu {
    list-style: none;
    display: flex;
    gap: 30px;
    padding: 0;
    margin: 0;
}

.nav-menu-link {
    display: block;
    padding: 12px 0;
    color: var(--text-primary);
    text-decoration: none;
    font-size: 14px;
}

.nav-menu-link:hover {
    color: var(--link-hover);
}

/* Journal Header */
.journal-header-wrapper {
    background-color: var(--bg-white);
    padding-top: 15px;
}

.journal-header {
    background-color: #2e5c99;
    padding: 0;
    border-bottom: none;
    position: relative;
    margin-top: -30px;
}

.journal-header-content {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px 20px 18px;
    display: flex;
    align-items: flex-end;
    gap: 25px;
}

.journal-cover-wrapper {
    flex-shrink: 0;
    margin-bottom: -30px;
}

.journal-cover-image {
    width: 140px;
    height: auto;
    border-radius: 3px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.25);
    display: block;
}

.journal-info-wrapper {
    flex: 1;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 30px;
}

.journal-info-content {
    flex: 1;
}

.journal-title-main {
    font-size: 28px;
    font-weight: 600;
    color: #ffffff;
    margin-bottom: 6px;
    line-height: 1.2;
}

.journal-subtitle {
    font-size: 13px;
    color: rgba(255, 255, 255, 0.95);
    margin: 0;
}

.journal-metrics {
    display: flex;
    align-items: center;
    gap: 20px;
}

.metric-item {
    text-align: center;
}

.metric-number {
    font-size: 26px;
    font-weight: 700;
    color: #ffffff;
    line-height: 1;
    margin-bottom: 5px;
}

.metric-name {
    font-size: 12px;
    color: rgba(255, 255, 255, 0.9);
}

.metric-divider {
    width: 1px;
    height: 40px;
    background-color: rgba(255, 255, 255, 0.3);
}

/* Action Buttons Section */
.action-buttons-section {
    background-color: var(--bg-white);
    padding: 20px 0;
    border-bottom: 1px solid var(--border-color);
    margin-top: 20px;
}

.action-buttons {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
}

.btn-primary {
    background-color: var(--primary-blue);
    color: var(--bg-white);
    border: none;
    padding: 10px 20px;
    border-radius: 4px;
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: background-color 0.3s;
}

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

.btn-secondary {
    background-color: var(--bg-white);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
    padding: 10px 20px;
    border-radius: 4px;
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s;
}

.btn-secondary:hover {
    border-color: var(--primary-blue);
    color: var(--primary-blue);
}

.btn-icon {
    background-color: var(--bg-white);
    color: var(--text-secondary);
    border: 1px solid var(--border-color);
    width: 40px;
    height: 40px;
    border-radius: 4px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.3s;
}

.btn-icon:hover {
    border-color: var(--primary-blue);
    color: var(--primary-blue);
}

/* Journal Navigation Tabs */
.journal-nav {
    background-color: var(--bg-white);
    border-bottom: 1px solid var(--border-color);
}

.tab-menu,
.nav-menu {
    list-style: none;
    display: flex;
    gap: 0;
    padding: 0;
    margin: 0;
}

.tab-menu li,
.nav-menu li {
    margin: 0;
}

.tab-link,
.nav-link {
    display: block;
    padding: 15px 20px;
    color: var(--text-primary);
    text-decoration: none;
    font-size: 14px;
    border-bottom: 3px solid transparent;
    transition: all 0.3s;
}

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

.tab-link.active,
.nav-link.active {
    color: var(--primary-blue);
    border-bottom-color: var(--primary-blue);
}

/* Main Content */
.main-content {
    padding: 30px 0;
    background-color: var(--bg-white);
}

.content-wrapper {
    display: grid;
    grid-template-columns: 220px 1fr 280px;
    gap: 30px;
}

/* Sidebars */
.sidebar {
    display: flex;
    flex-direction: column;
    gap: 25px;
}

.sidebar-section {
    background-color: var(--bg-white);
}

.sidebar-title {
    font-size: 16px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 12px;
}

.sidebar-menu {
    list-style: none;
    padding: 0;
    margin: 0;
}

.sidebar-menu li {
    margin-bottom: 8px;
}

.sidebar-link {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 14px;
    display: block;
    padding: 4px 0;
    transition: color 0.3s;
}

.sidebar-link:hover {
    color: var(--link-hover);
}

/* Main Content Area */
.main-content-area {
    display: flex;
    flex-direction: column;
    gap: 30px;
}

.content-section {
    background-color: var(--bg-white);
    padding-bottom: 30px;
    border-bottom: 1px solid var(--border-color);
}

.content-section:last-child {
    border-bottom: none;
}

.section-title {
    font-size: 24px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 20px;
}

.section-content {
    color: var(--text-secondary);
    font-size: 14px;
    line-height: 1.8;
}

.section-content p {
    margin-bottom: 15px;
}

/* Metrics Section */
.metrics-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
    gap: 20px;
    margin-bottom: 20px;
}

.metric-card {
    background-color: var(--bg-gray);
    padding: 20px;
    border-radius: 4px;
    text-align: center;
}

.metric-value {
    font-size: 32px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 8px;
}

.metric-label {
    font-size: 13px;
    color: var(--text-secondary);
    margin-bottom: 4px;
}

.metric-year {
    font-size: 12px;
    color: var(--text-light);
}

.view-all-link {
    color: var(--link-color);
    text-decoration: none;
    font-size: 14px;
    font-weight: 500;
    display: inline-flex;
    align-items: center;
    gap: 5px;
}

.view-all-link:hover {
    color: var(--link-hover);
}

.view-all-link i {
    font-size: 12px;
}

/* Editor Section */
.editor-info {
    margin-bottom: 15px;
}

.editor-role {
    font-size: 14px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 8px;
}

.editor-name {
    font-size: 14px;
    color: var(--text-secondary);
    margin-bottom: 4px;
}

.editor-affiliation {
    font-size: 13px;
    color: var(--text-light);
}

/* Articles List */
.articles-list {
    display: flex;
    flex-direction: column;
    gap: 25px;
    margin-bottom: 20px;
}

.article-item {
    padding-bottom: 25px;
    border-bottom: 1px solid var(--border-color);
}

.article-item:last-child {
    border-bottom: none;
    padding-bottom: 0;
}

.article-badge {
    display: inline-block;
    background-color: var(--bg-gray);
    color: var(--text-secondary);
    padding: 4px 10px;
    border-radius: 3px;
    font-size: 12px;
    font-weight: 500;
    margin-bottom: 10px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.article-title {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 10px;
    line-height: 1.4;
}

.article-title a {
    color: var(--text-primary);
    text-decoration: none;
    transition: color 0.3s;
}

.article-title a:hover {
    color: var(--link-hover);
}

.article-authors {
    font-size: 14px;
    color: var(--text-secondary);
    margin-bottom: 8px;
}

.article-meta {
    font-size: 13px;
    color: var(--text-light);
}

.article-journal {
    font-style: italic;
}

.separator {
    margin: 0 8px;
}

/* Special Issues */
.special-issues-list {
    display: flex;
    flex-direction: column;
    gap: 20px;
    margin-bottom: 20px;
}

.special-issue-item {
    padding-bottom: 20px;
    border-bottom: 1px solid var(--border-color);
}

.special-issue-item:last-child {
    border-bottom: none;
    padding-bottom: 0;
}

.special-issue-title {
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 8px;
}

.special-issue-title a {
    color: var(--text-primary);
    text-decoration: none;
    transition: color 0.3s;
}

.special-issue-title a:hover {
    color: var(--link-hover);
}

.special-issue-date {
    font-size: 13px;
    color: var(--text-secondary);
}

/* Right Sidebar */
.promo-box {
    background-color: var(--light-blue);
    padding: 20px;
    border-radius: 4px;
}

.promo-title {
    font-size: 18px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 12px;
}

.promo-text {
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: 15px;
}

.btn-promo {
    width: 100%;
    background-color: var(--primary-blue);
    color: var(--bg-white);
    border: none;
    padding: 12px 20px;
    border-radius: 4px;
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: background-color 0.3s;
}

.btn-promo:hover {
    background-color: var(--dark-blue);
}

.info-box {
    background-color: var(--bg-gray);
    padding: 20px;
    border-radius: 4px;
}

.info-title {
    font-size: 16px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 12px;
}

.info-text {
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: 12px;
}

.info-text-small {
    font-size: 12px;
    color: var(--text-light);
    margin-bottom: 12px;
}

.info-link {
    color: var(--link-color);
    text-decoration: none;
    font-size: 14px;
    font-weight: 500;
    display: inline-flex;
    align-items: center;
    gap: 5px;
}

.info-link:hover {
    color: var(--link-hover);
}

.info-link i {
    font-size: 12px;
}

.issue-cover {
    margin-bottom: 15px;
}

.cover-image {
    width: 100%;
    height: auto;
    border-radius: 4px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.cover-image:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.cover-placeholder {
    background-color: var(--bg-white);
    border: 1px solid var(--border-color);
    height: 200px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    border-radius: 4px;
}

.cover-text {
    font-size: 20px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 8px;
}

.cover-subtext {
    font-size: 14px;
    color: var(--text-secondary);
}

.social-box {
    background-color: var(--bg-gray);
    padding: 20px;
    border-radius: 4px;
}

.social-links {
    display: flex;
    gap: 10px;
}

.social-link {
    width: 40px;
    height: 40px;
    background-color: var(--bg-white);
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 4px;
    text-decoration: none;
    transition: all 0.3s;
    border: 1px solid var(--border-color);
}

.social-link:hover {
    background-color: var(--primary-blue);
    color: var(--bg-white);
    border-color: var(--primary-blue);
}

/* Footer */
.footer {
    background-color: var(--primary-dark);
    color: rgba(255, 255, 255, 0.85);
    border-top: none;
    padding: 40px 0 20px;
    margin-top: 60px;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 40px;
    margin-bottom: 30px;
}

.footer-title {
    font-size: 14px;
    font-weight: 600;
    color: #ffffff;
    margin-bottom: 15px;
}

.footer-links {
    list-style: none;
    padding: 0;
    margin: 0;
}

.footer-links li {
    margin-bottom: 8px;
}

.footer-links a {
    color: rgba(255, 255, 255, 0.75);
    text-decoration: none;
    font-size: 13px;
    transition: color 0.3s;
}

.footer-links a:hover {
    color: #5dade2;
}

.social-links-footer {
    display: flex;
    gap: 10px;
    margin-top: 15px;
}

.social-links-footer a {
    width: 36px;
    height: 36px;
    background-color: rgba(255, 255, 255, 0.1);
    color: rgba(255, 255, 255, 0.75);
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 4px;
    text-decoration: none;
    transition: all 0.3s;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.social-links-footer a:hover {
    background-color: #5dade2;
    color: #ffffff;
    border-color: #5dade2;
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 20px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-legal p {
    font-size: 12px;
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: 10px;
}

.legal-links {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    gap: 15px;
    flex-wrap: wrap;
}

.legal-links a {
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    font-size: 12px;
    transition: color 0.3s;
}

.legal-links a:hover {
    color: #5dade2;
}

.footer-logo img {
    height: 20px;
}

/* Responsive Design */
@media (max-width: 1024px) {
    .content-wrapper {
        grid-template-columns: 200px 1fr 260px;
        gap: 20px;
    }

    .search-input {
        width: 220px;
    }
}

@media (max-width: 900px) {
    .content-wrapper {
        grid-template-columns: 1fr 260px;
        gap: 20px;
    }

    .left-sidebar {
        display: none;
    }

    .footer-content {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .nav-right {
        gap: 10px;
    }

    .search-input {
        width: 180px;
    }

    .nav-link {
        display: none;
    }

    .menu-toggle {
        display: block;
    }

    .secondary-nav {
        display: none;
    }

    .journal-header-wrapper {
        padding-top: 15px;
    }

    .journal-header {
        margin-top: -25px;
    }

    .journal-header-content {
        flex-direction: column;
        align-items: center;
        text-align: center;
        padding: 20px 20px;
        gap: 20px;
    }

    .journal-cover-wrapper {
        margin-bottom: -25px;
    }

    .journal-cover-image {
        width: 150px;
    }

    .journal-info-wrapper {
        flex-direction: column;
        gap: 20px;
        text-align: center;
    }

    .journal-title-main {
        font-size: 26px;
    }

    .journal-subtitle {
        font-size: 13px;
    }

    .journal-metrics {
        justify-content: center;
    }

    .metric-number {
        font-size: 24px;
    }

    .metric-name {
        font-size: 12px;
    }

    .metric-divider {
        height: 38px;
    }

    .action-buttons {
        width: 100%;
    }

    .action-buttons button {
        flex: 1;
        min-width: auto;
    }

    .tab-menu,
    .nav-menu {
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
    }

    .tab-link,
    .nav-link {
        white-space: nowrap;
        padding: 15px 15px;
    }

    .content-wrapper {
        grid-template-columns: 1fr;
        gap: 30px;
    }

    .right-sidebar {
        display: grid;
        grid-template-columns: repeat(2, 1fr);
        gap: 20px;
    }

    .metrics-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 15px;
    }

    .footer-content {
        grid-template-columns: 1fr;
        gap: 30px;
    }

    .footer-bottom {
        flex-direction: column;
        gap: 20px;
        text-align: center;
    }
}

@media (max-width: 600px) {
    .nav-container {
        padding: 0 15px;
    }

    .container {
        padding: 0 15px;
    }

    .search-container {
        position: fixed;
        top: 60px;
        left: 0;
        right: 0;
        background-color: var(--bg-white);
        padding: 10px 15px;
        box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
        display: none;
    }

    .search-container.active {
        display: block;
    }

    .search-input {
        width: 100%;
    }

    .journal-header-wrapper {
        padding-top: 12px;
    }

    .journal-header {
        margin-top: -18px;
    }

    .journal-header-content {
        padding: 18px 15px;
    }

    .journal-cover-wrapper {
        margin-bottom: -18px;
    }

    .journal-cover-image {
        width: 130px;
    }

    .journal-title-main {
        font-size: 22px;
    }

    .journal-subtitle {
        font-size: 12px;
    }

    .metric-number {
        font-size: 22px;
    }

    .metric-name {
        font-size: 11px;
    }

    .metric-divider {
        height: 35px;
    }

    .btn-primary,
    .btn-secondary {
        width: 100%;
        justify-content: center;
    }

    .btn-icon {
        flex: 1;
    }

    .section-title {
        font-size: 20px;
    }

    .article-title {
        font-size: 16px;
    }

    .right-sidebar {
        grid-template-columns: 1fr;
    }

    .metrics-grid {
        grid-template-columns: 1fr;
    }

    .metric-card {
        padding: 15px;
    }
}

@media (max-width: 480px) {
    .elsevier-logo {
        height: 20px;
    }

    .nav-divider {
        display: none;
    }

    .sciencedirect-link {
        font-size: 14px;
    }

    .journal-header-wrapper {
        padding-top: 10px;
    }

    .journal-header {
        margin-top: -12px;
    }

    .journal-header-content {
        padding: 15px;
    }

    .journal-cover-wrapper {
        margin-bottom: -12px;
    }

    .journal-cover-image {
        width: 110px;
    }

    .journal-title-main {
        font-size: 18px;
    }

    .journal-subtitle {
        font-size: 11px;
    }

    .metric-number {
        font-size: 20px;
    }

    .metric-name {
        font-size: 10px;
    }

    .metric-divider {
        height: 32px;
    }

    .main-content {
        padding: 20px 0;
    }

    .content-section {
        padding-bottom: 20px;
    }

    .section-title {
        font-size: 18px;
        margin-bottom: 15px;
    }

    .article-title {
        font-size: 15px;
    }
}

/* Profile Card Styles */
.profile-card-section .container {
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 40px 0;
}

.profileCard {
    height: 30rem;
    width: 20rem;
    position: relative;
    transition: all ease 0.5s;
    background-color: #ffffff;
    border-radius: 4px;
    box-shadow: 0px 4px 20px rgba(34, 24, 28, 0.5);
    overflow: hidden;
}

.profileHeader {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    margin: auto;
    height: 22.7rem;
    overflow: hidden;
    z-index: 1;
    transition: all ease 0.5s;
}

.profileHeader img {
    max-width: 100%;
    position: absolute;
    bottom: 0;
    top: 0;
    margin: auto;
    left: 0;
    right: 0;
    z-index: 1; /* Changed from -1 to 1 to show above background */
}

.profileHeader .info {
    position: absolute;
    z-index: 2;
    bottom: 4rem;
    left: 0;
    right: 0;
    margin: auto;
    display: flex;
    flex-direction: column;
    align-items: center;
    color: #ffffff;
}

.profileHeader .info .name {
    font-size: 3rem;
    margin: 0.5rem auto;
}

.profileHeader .info .designation {
    font-size: 1.5rem;
}

.profileHeader::after {
    content: "";
    position: absolute;
    height: 100%;
    width: 100%;
    background-image: none; /* Removed pink overlay gradient */
    left: 0;
    right: 0;
    top: 0;
    bottom: 0;
    margin: auto;
    transition: all ease 0.5s;
}

.profileBody {
    margin-top: 10.5rem;
    padding: 0.5rem;
    text-align: justify;
}

.profileBody .icons {
    margin: 2rem auto;
    display: flex;
    justify-content: space-evenly;
}

.profileBody .icons a {
    font-size: 2rem;
    color: #22181C;
}

.profileBody .icons a:hover {
    color: #F45B69;
}

.profileFooter {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    margin: auto;
    display: flex;
    justify-content: space-evenly;
    padding: 3rem 1rem 2rem;
    transition: all ease 0.5s;
    color: #22181C;
}

.profileFooter .block {
    display: flex;
    flex-direction: column;
    align-items: center;
    font-weight: 600;
}

.profileFooter .block .subInfo {
    margin-bottom: 0.8rem;
    font-size: 1rem;
}

.profileFooter .block .count {
    font-size: 1.2rem;
}

.profileCard.open .profileHeader {
    height: 10rem;
}

.profileCard.open .profileFooter {
    padding-top: 1rem;
    padding-bottom: 1rem;
    box-shadow: 0px -2px 10px rgba(0, 0, 0, 0.1);
}