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

:root {
    /* Warm and Professional Color Palette */
    --primary-color: #2c3e50;
    --text-color: #3d3d3d;
    --text-secondary: #5a5a5a;
    --text-light: #7a7a7a;
    --accent-color: #1a365d;
    --accent-hover: #2c5282;
    --accent-light: #3182ce;
    --bg-color: #faf9f7;
    --bg-alt: #f5f4f2;
    --bg-section: #f0efed;
    --bg-accent: #f5f4f2;
    --border-color: #e5e4e2;
    --border-light: #f0efed;
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.05);
    --shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.12);
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Skip to main content link (accessibility) */
.skip-link {
    position: absolute;
    top: -40px;
    left: 0;
    background: var(--primary-color);
    color: white;
    padding: 8px;
    text-decoration: none;
    z-index: 100;
    border-radius: 0 0 4px 0;
}

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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Helvetica Neue', Arial, sans-serif;
    line-height: 1.5;
    color: var(--text-color);
    background-color: var(--bg-color);
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    scroll-behavior: smooth;
    position: relative;
    overflow-x: hidden;
}

/* Keyword highlighting */
strong,
b,
.keyword {
    color: #1a1a1a;
    font-weight: 600;
}

h3 strong,
h4 strong,
h3 b,
h4 b {
    color: #0d0d0d;
    font-weight: 600;
}

.main-content {
    margin-left: 240px;
    min-height: 100vh;
}


.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 3rem;
}

/* Navigation - Left Sidebar */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 240px;
    height: 100vh;
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(10px);
    z-index: 1000;
    padding: 2rem 0;
    border-right: 1px solid var(--border-color);
    transition: all 0.3s ease;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
}

.navbar.scrolled {
    box-shadow: var(--shadow-sm);
}

.navbar .container {
    display: flex;
    flex-direction: column;
    height: 100%;
    padding: 0 1.5rem;
}

.nav-brand {
    display: none;
}

.nav-menu {
    display: flex;
    flex-direction: column;
    list-style: none;
    gap: 0.5rem;
    flex: 1;
}

.nav-menu a {
    text-decoration: none;
    color: var(--text-secondary);
    font-weight: 400;
    font-size: 0.9375rem;
    transition: all 0.2s ease;
    letter-spacing: 0.01em;
    position: relative;
    display: block;
    padding: 0.75rem 1rem;
    border-radius: 6px;
}

.nav-menu a::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 0;
    background: var(--accent-color);
    transition: width 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    border-radius: 6px 0 0 6px;
    z-index: 0;
}

.nav-menu a {
    position: relative;
    z-index: 1;
}

.nav-menu a:hover,
.nav-menu a:focus {
    color: var(--accent-color);
    background: var(--bg-accent);
    outline: none;
}

.nav-menu a:hover::before,
.nav-menu a:focus::before {
    width: 3px;
}

.nav-menu li {
    list-style: none;
}

.nav-menu a:focus-visible {
    outline: 2px solid var(--accent-color);
    outline-offset: 4px;
    border-radius: 2px;
}

.nav-toggle {
    display: none;
    flex-direction: column;
    background: none;
    border: none;
    cursor: pointer;
    gap: 4px;
}

.nav-toggle span {
    width: 25px;
    height: 2px;
    background: var(--text-color);
    transition: all 0.3s;
}

/* Hero Section */
.hero {
    padding: 5rem 0 3rem;
    margin-top: 0;
    background: var(--bg-color);
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -10%;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(26, 54, 93, 0.05), transparent);
    border-radius: 50%;
    pointer-events: none;
}

.hero-wrapper {
    display: grid;
    grid-template-columns: 160px 1fr;
    gap: 2.5rem;
    align-items: start;
    max-width: 100%;
}

.hero-image {
    display: flex;
    justify-content: center;
}

.hero-profile-wrap {
    width: 150px;
    height: 150px;
    border-radius: 50%;
    overflow: hidden;
    border: 4px solid var(--border-color);
    box-shadow: var(--shadow);
    transition: var(--transition);
}

.hero-profile-wrap:hover {
    border-color: var(--accent-color);
    transform: scale(1.05);
    box-shadow: var(--shadow-md);
}

.hero-profile-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.hero-profile-img:hover {
    border-color: var(--accent-color);
    transform: scale(1.05);
    box-shadow: var(--shadow-md);
}

.image-placeholder {
    width: 150px;
    height: 150px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--bg-accent), white);
    border: 4px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 3.5rem;
    color: var(--accent-color);
    transition: var(--transition);
    box-shadow: var(--shadow);
    position: relative;
    overflow: hidden;
}

.image-placeholder::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: linear-gradient(45deg, transparent, rgba(26, 54, 93, 0.1), transparent);
    transform: rotate(45deg);
    transition: transform 0.6s ease;
}

.image-placeholder:hover::before {
    transform: rotate(45deg) translate(100%, 100%);
}

.image-placeholder:hover {
    border-color: var(--accent-color);
    transform: scale(1.05);
    box-shadow: var(--shadow-md);
}

.hero-content {
    max-width: 100%;
}

.hero-name {
    font-family: 'Crimson Text', serif;
    font-size: 2.75rem;
    font-weight: 400;
    margin-bottom: 0.5rem;
    letter-spacing: 0.01em;
    color: var(--text-color);
    line-height: 1.2;
}

.hero-title {
    font-size: 1rem;
    font-weight: 400;
    color: var(--text-secondary);
    margin-bottom: 1rem;
    letter-spacing: 0.03em;
}

.separator {
    margin: 0 0.5rem;
    color: var(--text-light);
}

.hero-tagline {
    font-size: 1.25rem;
    font-weight: 400;
    line-height: 1.4;
    margin-bottom: 0.75rem;
    color: var(--text-color);
}

.hero-description {
    font-size: 1rem;
    line-height: 1.5;
    color: var(--text-secondary);
    margin-bottom: 1rem;
}

.hero-impact {
    margin-top: 1rem;
    padding: 1rem;
    background: var(--bg-accent);
    border-left: 3px solid var(--accent-color);
    border-radius: 4px;
}

.hero-impact-text {
    font-size: 0.9375rem;
    line-height: 1.6;
    color: var(--text-color);
    margin: 0;
}

.hero-meta {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.hero-location {
    font-size: 0.9375rem;
    color: var(--text-light);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.hero-actions {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.hero-actions-row {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    flex-wrap: wrap;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    border-radius: 4px;
    text-decoration: none;
    font-weight: 500;
    font-size: 0.9375rem;
    transition: all 0.3s ease;
    letter-spacing: 0.02em;
}

.btn-primary {
    background: var(--primary-color);
    color: white;
    border: 2px solid var(--primary-color);
    box-shadow: var(--shadow-sm);
}

.btn-primary:hover,
.btn-primary:focus {
    background: var(--accent-color);
    border-color: var(--accent-color);
    transform: translateY(-3px);
    box-shadow: var(--shadow-md);
    outline: none;
}

.btn-primary:focus-visible {
    outline: 2px solid var(--accent-color);
    outline-offset: 2px;
}

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

.btn-secondary:hover,
.btn-secondary:focus {
    background: var(--primary-color);
    color: white;
    transform: translateY(-3px);
    box-shadow: var(--shadow-md);
    outline: none;
}

.btn-secondary:focus-visible {
    outline: 2px solid var(--accent-color);
    outline-offset: 2px;
}

.hero-social {
    display: flex;
    gap: 0.75rem;
}

.hero-social a {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: var(--bg-section);
    color: var(--text-secondary);
    text-decoration: none;
    transition: var(--transition);
    font-size: 1.125rem;
    border: 2px solid transparent;
}

.hero-social a:hover,
.hero-social a:focus {
    background: var(--accent-color);
    color: white;
    border-color: var(--accent-color);
    transform: translateY(-4px) scale(1.1);
    box-shadow: var(--shadow-md);
    outline: none;
}

.hero-social a:focus-visible {
    outline: 2px solid var(--accent-color);
    outline-offset: 2px;
}

/* Minimal Statistics */
.stats-minimal {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
    align-items: center;
    margin-top: 0;
}

.stat-minimal-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.125rem;
    padding: 0.375rem 0.625rem;
    border-left: 2px solid var(--accent-color);
    background: var(--bg-accent);
    border-radius: 4px;
    min-width: 75px;
    opacity: 0;
    transform: translateY(10px);
    transition: var(--transition);
}

.stat-minimal-item.visible {
    opacity: 1;
    transform: translateY(0);
}

.stat-minimal-number {
    font-family: 'Crimson Text', serif;
    font-size: 1.25rem;
    font-weight: 400;
    color: var(--accent-color);
    line-height: 1;
}

.stat-minimal-label {
    font-size: 0.6875rem;
    color: var(--text-secondary);
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    text-align: center;
}

/* Sections */
.section {
    padding: 3rem 0;
    position: relative;
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.section.visible {
    opacity: 1;
    transform: translateY(0);
}

/* Research Impact Section */
.impact-grid {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 3rem;
    max-width: 100%;
}

.impact-metrics h3,
.impact-applications h3 {
    font-family: 'Crimson Text', serif;
    font-size: 1.5rem;
    font-weight: 400;
    margin-bottom: 1.5rem;
    color: var(--text-color);
}

.metrics-list {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.metric-item {
    text-align: center;
    padding: 1rem;
    background: rgba(255, 255, 255, 0.9);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    border-left: 3px solid var(--accent-color);
}

.metric-number {
    font-family: 'Crimson Text', serif;
    font-size: 2rem;
    font-weight: 400;
    color: var(--accent-color);
    margin-bottom: 0.5rem;
    line-height: 1;
}

.metric-label {
    font-size: 0.875rem;
    color: var(--text-secondary);
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.scholar-link {
    margin-top: 1rem;
}

.application-list {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.application-item {
    display: flex;
    gap: 1rem;
    padding: 1rem;
    background: rgba(255, 255, 255, 0.9);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    border-left: 3px solid var(--accent-color);
    transition: var(--transition);
}

.application-item:hover {
    border-color: var(--accent-color);
    box-shadow: var(--shadow);
    transform: translateX(4px);
}

.application-item i {
    font-size: 1.5rem;
    color: var(--accent-color);
    margin-top: 0.25rem;
    flex-shrink: 0;
}

.application-item h4 {
    font-size: 1rem;
    font-weight: 500;
    margin-bottom: 0.375rem;
    color: var(--text-color);
}

.application-item p {
    font-size: 0.875rem;
    color: var(--text-secondary);
    line-height: 1.5;
    margin: 0;
}

/* Collaboration Section */
.collaboration-content {
    max-width: 100%;
}

.collaboration-grid {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 3rem;
    margin-top: 2rem;
}

.collaborators-section h3,
.collaboration-opportunities h3 {
    font-family: 'Crimson Text', serif;
    font-size: 1.5rem;
    font-weight: 400;
    margin-bottom: 1.5rem;
    color: var(--text-color);
}

.collaborators-list {
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
}

.collaborator-item {
    padding: 1.25rem;
    background: rgba(255, 255, 255, 0.9);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    border-left: 3px solid var(--accent-color);
}

.collaborator-info h4 {
    font-size: 1.125rem;
    font-weight: 500;
    margin-bottom: 0.375rem;
    color: var(--text-color);
}

.collaborator-title {
    font-size: 0.9375rem;
    color: var(--accent-color);
    font-weight: 500;
    margin-bottom: 0.25rem;
}

.collaborator-org {
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.opportunities-list {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.opportunity-item {
    padding: 1rem;
    background: rgba(255, 255, 255, 0.9);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    transition: var(--transition);
}

.opportunity-item:hover {
    border-color: var(--accent-color);
    box-shadow: var(--shadow);
    transform: translateY(-2px);
}

.opportunity-item i {
    font-size: 1.5rem;
    color: var(--accent-color);
    margin-bottom: 0.75rem;
}

.opportunity-item h4 {
    font-size: 1rem;
    font-weight: 500;
    margin-bottom: 0.5rem;
    color: var(--text-color);
}

.opportunity-item p {
    font-size: 0.875rem;
    color: var(--text-secondary);
    line-height: 1.5;
    margin: 0;
}

.collaboration-cta {
    margin-top: 1.5rem;
}

/* Service & Recognition Section */
.service-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 3rem;
    margin-top: 1.5rem;
}

.service-column h3 {
    font-family: 'Crimson Text', serif;
    font-size: 1.5rem;
    font-weight: 400;
    margin-bottom: 1.5rem;
    color: var(--text-color);
    border-bottom: 2px solid var(--border-color);
    padding-bottom: 0.5rem;
}

.service-item {
    margin-bottom: 1.5rem;
    padding-bottom: 1.5rem;
    border-bottom: 1px solid var(--border-color);
}

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

.service-header {
    display: flex;
    justify-content: space-between;
    align-items: baseline;
    margin-bottom: 0.5rem;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.service-header h4 {
    font-size: 1.0625rem;
    font-weight: 500;
    color: var(--text-color);
    margin: 0;
}

.service-date {
    font-size: 0.8125rem;
    color: var(--text-light);
    font-weight: 400;
    white-space: nowrap;
}

.service-org {
    font-size: 0.9375rem;
    color: var(--accent-color);
    font-weight: 500;
    margin-bottom: 0.5rem;
}

.service-item p {
    font-size: 0.875rem;
    line-height: 1.5;
    color: var(--text-secondary);
    margin: 0;
}

/* Teaching Section */
.teaching-list {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    margin-top: 2rem;
}

.teaching-item {
    display: flex;
    gap: 1.5rem;
    padding: 1.5rem;
    background: rgba(255, 255, 255, 0.9);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    border-left: 4px solid var(--accent-color);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.teaching-item::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 0;
    background: var(--bg-accent);
    transition: width 0.3s ease;
    z-index: 0;
}

.teaching-item:hover::before {
    width: 100%;
}

.teaching-item:hover {
    border-color: var(--accent-color);
    box-shadow: var(--shadow);
    transform: translateX(6px);
}

.teaching-icon {
    flex-shrink: 0;
    width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--accent-color), var(--accent-light));
    border-radius: 8px;
    position: relative;
    z-index: 1;
}

.teaching-icon i {
    font-size: 1.75rem;
    color: white;
}

.teaching-content {
    flex: 1;
    position: relative;
    z-index: 1;
}

.teaching-header {
    margin-bottom: 0.75rem;
}

.teaching-content h3 {
    font-size: 1.25rem;
    font-weight: 500;
    margin-bottom: 0.5rem;
    color: var(--text-color);
    font-family: 'Crimson Text', serif;
}

.teaching-content h3 a {
    color: var(--text-color);
    text-decoration: none;
    transition: var(--transition);
    border-bottom: 1px solid transparent;
}

.teaching-content h3 a:hover {
    color: var(--accent-color);
    border-bottom-color: var(--accent-color);
}

.teaching-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    align-items: center;
    margin-bottom: 0.5rem;
}

.course-code {
    font-size: 0.8125rem;
    font-weight: 600;
    color: var(--accent-color);
    background: rgba(26, 54, 93, 0.1);
    padding: 0.25rem 0.625rem;
    border-radius: 4px;
    letter-spacing: 0.02em;
}

.course-level {
    font-size: 0.8125rem;
    font-weight: 500;
    color: var(--text-secondary);
    background: var(--bg-accent);
    padding: 0.25rem 0.625rem;
    border-radius: 4px;
}

.course-semester {
    font-size: 0.8125rem;
    color: var(--text-light);
    font-style: italic;
}

.teaching-content p {
    font-size: 0.9375rem;
    line-height: 1.6;
    color: var(--text-secondary);
    margin: 0;
}

/* Code & Resources Section */
.resources-content {
    max-width: 100%;
}

.resources-placeholder {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
    margin-top: 2rem;
}

.resource-item {
    padding: 1.5rem;
    background: rgba(255, 255, 255, 0.9);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    text-align: center;
    transition: var(--transition);
}

.resource-item:hover {
    border-color: var(--accent-color);
    box-shadow: var(--shadow);
    transform: translateY(-4px);
}

.resource-item i {
    font-size: 2.5rem;
    color: var(--accent-color);
    margin-bottom: 1rem;
}

.resource-item h3 {
    font-size: 1.125rem;
    font-weight: 500;
    margin-bottom: 0.75rem;
    color: var(--text-color);
}

.resource-item p {
    font-size: 0.875rem;
    color: var(--text-secondary);
    line-height: 1.5;
    margin-bottom: 0.5rem;
}

.resource-status {
    font-size: 0.8125rem;
    color: var(--text-light);
    font-style: italic;
    margin-top: 0.75rem;
}

/* Collaboration Section */
.collaboration-content {
    max-width: 100%;
}

.collaboration-grid {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 3rem;
    margin-top: 2rem;
}

.collaborators-section h3,
.collaboration-opportunities h3 {
    font-family: 'Crimson Text', serif;
    font-size: 1.5rem;
    font-weight: 400;
    margin-bottom: 1.5rem;
    color: var(--text-color);
}

.collaborators-list {
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
}

.collaborator-item {
    padding: 1.25rem;
    background: rgba(255, 255, 255, 0.9);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    border-left: 3px solid var(--accent-color);
}

.collaborator-info h4 {
    font-size: 1.125rem;
    font-weight: 500;
    margin-bottom: 0.375rem;
    color: var(--text-color);
}

.collaborator-title {
    font-size: 0.9375rem;
    color: var(--accent-color);
    font-weight: 500;
    margin-bottom: 0.25rem;
}

.collaborator-org {
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.opportunities-list {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.opportunity-item {
    padding: 1rem;
    background: rgba(255, 255, 255, 0.9);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    transition: var(--transition);
}

.opportunity-item:hover {
    border-color: var(--accent-color);
    box-shadow: var(--shadow);
    transform: translateY(-2px);
}

.opportunity-item i {
    font-size: 1.5rem;
    color: var(--accent-color);
    margin-bottom: 0.75rem;
}

.opportunity-item h4 {
    font-size: 1rem;
    font-weight: 500;
    margin-bottom: 0.5rem;
    color: var(--text-color);
}

.opportunity-item p {
    font-size: 0.875rem;
    color: var(--text-secondary);
    line-height: 1.5;
    margin: 0;
}

.collaboration-interests {
    margin-top: 1.5rem;
    padding: 1.25rem;
    background: var(--bg-accent);
    border-radius: 6px;
    border-left: 3px solid var(--accent-color);
}

.collaboration-cta {
    margin-top: 1.5rem;
}

.collaboration-interests h4 {
    font-size: 1rem;
    font-weight: 500;
    margin-bottom: 0.75rem;
    margin-top: 1.5rem;
    color: var(--text-color);
}

.collaboration-opportunities h3 {
    font-family: 'Crimson Text', serif;
    font-size: 1.5rem;
    font-weight: 400;
    margin-bottom: 1.5rem;
    color: var(--text-color);
}

.interests-list {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 0.75rem;
}

.interest-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 0.9375rem;
    color: var(--text-color);
}

.interest-item i {
    color: var(--accent-color);
    font-size: 0.875rem;
}

.section-alt {
    background: var(--bg-alt);
    position: relative;
}

.section-alt::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--border-color), transparent);
}

.section-heading {
    font-family: 'Crimson Text', serif;
    font-size: 2.25rem;
    font-weight: 400;
    margin-bottom: 1.25rem;
    color: var(--text-color);
    letter-spacing: 0.01em;
    position: relative;
    padding-bottom: 0.5rem;
    display: inline-block;
}

.section-heading::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 60px;
    height: 3px;
    background: linear-gradient(90deg, var(--accent-color), var(--accent-light));
    border-radius: 2px;
}

.section-intro {
    font-size: 1rem;
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
    line-height: 1.6;
    max-width: 800px;
}

.content-grid {
    max-width: 100%;
}

.content-main {
    max-width: 100%;
}

.content-main .lead {
    font-size: 1.125rem;
    line-height: 1.5;
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
    font-weight: 400;
}

/* Research Areas List */
.research-areas-list {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    margin: 1.5rem 0;
}

.research-area-item {
    padding: 1rem 1.25rem;
    background: rgba(255, 255, 255, 0.9);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    border-left: 4px solid var(--accent-color);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.research-area-item::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 0;
    background: var(--bg-accent);
    transition: width 0.3s ease;
    z-index: 0;
}

.research-area-item:hover::before {
    width: 100%;
}

.research-area-item:hover {
    border-color: var(--accent-color);
    box-shadow: var(--shadow);
    transform: translateX(6px);
}

.research-area-item h3,
.research-area-item h4,
.research-area-item p {
    position: relative;
    z-index: 1;
}

.research-area-item h3,
.research-area-item h4 {
    font-size: 1.125rem;
    margin-bottom: 0.5rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--text-color);
    font-weight: 500;
}

.research-area-item h3 i,
.research-area-item h4 i {
    color: var(--accent-color);
    font-size: 1rem;
}

.research-area-item p {
    font-size: 0.9375rem;
    color: var(--text-secondary);
    margin-bottom: 0;
    line-height: 1.5;
}

/* Research Section Subsections */
.subsection-heading {
    font-family: 'Crimson Text', serif;
    font-size: 1.75rem;
    font-weight: 400;
    margin-top: 2.5rem;
    margin-bottom: 1.25rem;
    color: var(--text-color);
    border-bottom: 2px solid var(--border-color);
    padding-bottom: 0.5rem;
}

.subsection-heading:first-child {
    margin-top: 0;
}

.research-domains-section,
.application-areas-section,
.research-interests-section {
    margin-top: 2rem;
}

.research-domains-section {
    margin-top: 0;
}

/* Research Projects Compact */
.research-projects-compact {
    margin-top: 2rem;
}

.research-projects-compact h3 {
    font-family: 'Crimson Text', serif;
    font-size: 1.5rem;
    font-weight: 400;
    margin-bottom: 1.25rem;
    color: var(--text-color);
}

.project-item-compact {
    margin-bottom: 1.25rem;
    padding-bottom: 1.25rem;
    border-bottom: 1px solid var(--border-color);
}

.project-item-compact:last-child {
    border-bottom: none;
    margin-bottom: 0;
    padding-bottom: 0;
}

.project-item-compact h4 {
    font-size: 1.125rem;
    margin-bottom: 0.375rem;
    color: var(--text-color);
    font-weight: 500;
}

.project-item-compact p {
    font-size: 0.9375rem;
    color: var(--text-secondary);
    line-height: 1.5;
    margin-bottom: 0.75rem;
}

/* Project Applications Tags */
.project-applications {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-top: 0.75rem;
}

.app-tag {
    display: inline-block;
    padding: 0.375rem 0.875rem;
    background: var(--bg-accent);
    color: var(--accent-color);
    border-radius: 4px;
    font-size: 0.8125rem;
    font-weight: 500;
    border: 1px solid var(--border-color);
}

/* Application Areas Grid */
.application-areas-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.25rem;
    margin-top: 1.5rem;
}

.application-area-card {
    padding: 1.5rem;
    background: rgba(255, 255, 255, 0.9);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    text-align: center;
    transition: var(--transition);
    border-top: 3px solid var(--accent-color);
}

.application-area-card:hover {
    border-color: var(--accent-color);
    box-shadow: var(--shadow);
    transform: translateY(-4px);
}

.application-area-card i {
    font-size: 2rem;
    color: var(--accent-color);
    margin-bottom: 1rem;
}

.application-area-card h4 {
    font-size: 1.0625rem;
    font-weight: 500;
    margin-bottom: 0.625rem;
    color: var(--text-color);
}

.application-area-card p {
    font-size: 0.875rem;
    line-height: 1.5;
    color: var(--text-secondary);
    margin: 0;
}

/* Publications */
.publication-filters {
    display: flex;
    gap: 0.75rem;
    margin-bottom: 1rem;
    flex-wrap: wrap;
}

.filter-btn {
    padding: 0.625rem 1.25rem;
    background: rgba(255, 255, 255, 0.9);
    border: 2px solid var(--border-color);
    color: var(--text-secondary);
    border-radius: 6px;
    cursor: pointer;
    font-size: 0.875rem;
    font-weight: 500;
    transition: var(--transition);
    font-family: inherit;
    position: relative;
    overflow: hidden;
}

.filter-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: var(--accent-color);
    transition: left 0.3s ease;
    z-index: 0;
}

.filter-btn span {
    position: relative;
    z-index: 1;
}

.filter-btn:hover,
.filter-btn:focus {
    border-color: var(--accent-color);
    color: var(--accent-color);
    outline: none;
    transform: translateY(-2px);
    box-shadow: var(--shadow-sm);
}

.filter-btn:focus-visible {
    outline: 2px solid var(--accent-color);
    outline-offset: 2px;
}

.filter-btn.active {
    background: var(--accent-color);
    border-color: var(--accent-color);
    color: white;
    box-shadow: var(--shadow);
}

.filter-btn.active:hover {
    background: var(--accent-hover);
    border-color: var(--accent-hover);
    color: white;
}

.publications-list {
    display: flex;
    flex-direction: column;
    gap: 0;
    max-width: 100%;
    margin-top: 0.5rem;
}

.publication-item {
    display: grid;
    grid-template-columns: 80px 1fr;
    gap: 1rem;
    padding: 0.75rem 0.75rem;
    background: rgba(255, 255, 255, 0.9);
    border-bottom: 1px solid var(--border-light);
    border-left: 3px solid transparent;
    transition: var(--transition);
    opacity: 0;
    transform: translateY(20px);
    animation: fadeInUp 0.6s ease forwards;
    border-radius: 0 6px 6px 0;
}

.publication-item:nth-child(1) { animation-delay: 0.1s; }
.publication-item:nth-child(2) { animation-delay: 0.2s; }
.publication-item:nth-child(3) { animation-delay: 0.3s; }
.publication-item:nth-child(4) { animation-delay: 0.4s; }
.publication-item:nth-child(5) { animation-delay: 0.5s; }
.publication-item:nth-child(6) { animation-delay: 0.6s; }

.publication-item.visible {
    opacity: 1;
    transform: translateY(0);
}

.publication-item.hidden {
    display: none;
}

.publication-item:hover {
    background: var(--bg-accent);
    border-left-color: var(--accent-color);
    transform: translateX(4px);
    box-shadow: var(--shadow-sm);
}

.publication-item:last-child {
    border-bottom: none;
}

.pub-year {
    font-size: 0.75rem;
    font-weight: 700;
    color: white;
    background: linear-gradient(135deg, var(--accent-color), var(--accent-light));
    padding: 0.25rem 0.625rem;
    border-radius: 6px;
    letter-spacing: 0.05em;
    text-align: center;
    box-shadow: var(--shadow-sm);
    align-self: flex-start;
    margin-top: 0.125rem;
    min-width: 50px;
    line-height: 1.2;
}

.pub-content {
    display: flex;
    flex-direction: column;
}

.publication-item h3 {
    font-family: 'Crimson Text', serif;
    font-size: 1.0625rem;
    font-weight: 400;
    margin-bottom: 0.25rem;
    line-height: 1.3;
    color: var(--text-color);
    transition: color 0.2s ease;
}

.pub-link-inline {
    font-weight: 400;
    font-size: 0.9375rem;
    margin-left: 0.5rem;
}

.pub-link-inline a {
    color: var(--accent-color);
    text-decoration: none;
    transition: color 0.2s ease;
}

.pub-link-inline a:hover {
    color: var(--accent-hover);
    text-decoration: underline;
}

.publication-item:hover h3 {
    color: var(--accent-color);
}

.pub-venue {
    font-size: 0.8125rem;
    color: var(--accent-color);
    font-weight: 500;
    margin-bottom: 0.125rem;
    font-style: italic;
    line-height: 1.4;
}

.pub-authors {
    font-size: 0.8125rem;
    color: var(--text-secondary);
    margin-bottom: 0.25rem;
    line-height: 1.4;
}

.pub-links {
    display: flex;
    gap: 0.75rem;
    flex-wrap: wrap;
    margin-top: 0.125rem;
}

.pub-link {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--accent-color);
    text-decoration: none;
    font-size: 0.875rem;
    font-weight: 500;
    padding: 0.375rem 0.75rem;
    border-radius: 4px;
    background: transparent;
    border: 1px solid transparent;
    transition: var(--transition);
}

.pub-link:hover,
.pub-link:focus {
    color: white;
    background: var(--accent-color);
    border-color: var(--accent-color);
    transform: translateY(-2px);
    box-shadow: var(--shadow-sm);
    outline: none;
}

.pub-link:focus-visible {
    outline: 2px solid var(--accent-color);
    outline-offset: 2px;
}

/* Presentations */
.presentations-list {
    display: flex;
    flex-direction: column;
    gap: 0;
    max-width: 100%;
    margin-top: 0.5rem;
}

.presentation-item {
    display: grid;
    grid-template-columns: 80px 1fr;
    gap: 1rem;
    padding: 0.75rem 0.75rem;
    background: rgba(255, 255, 255, 0.9);
    border-bottom: 1px solid var(--border-light);
    border-left: 3px solid transparent;
    transition: var(--transition);
    border-radius: 0 6px 6px 0;
}

.presentation-item:hover {
    background: var(--bg-accent);
    border-left-color: var(--accent-color);
    transform: translateX(4px);
    box-shadow: var(--shadow-sm);
}

.presentation-item:last-child {
    border-bottom: none;
}

.pres-year {
    font-size: 0.75rem;
    font-weight: 700;
    color: white;
    background: linear-gradient(135deg, var(--accent-color), var(--accent-light));
    padding: 0.25rem 0.625rem;
    border-radius: 6px;
    letter-spacing: 0.05em;
    text-align: center;
    box-shadow: var(--shadow-sm);
    align-self: flex-start;
    margin-top: 0.125rem;
    min-width: 50px;
    line-height: 1.2;
}

.pres-content {
    display: flex;
    flex-direction: column;
}

.presentation-item h3 {
    font-family: 'Crimson Text', serif;
    font-size: 1.0625rem;
    font-weight: 400;
    margin-bottom: 0.25rem;
    line-height: 1.3;
    color: var(--text-color);
    transition: color 0.2s ease;
}

.presentation-item:hover h3 {
    color: var(--accent-color);
}

.pres-venue {
    font-size: 0.8125rem;
    color: var(--accent-color);
    font-weight: 500;
    margin-bottom: 0.125rem;
    font-style: italic;
    line-height: 1.4;
}

.pres-location {
    font-size: 0.8125rem;
    color: var(--text-light);
    margin-bottom: 0.5rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    flex-wrap: wrap;
    line-height: 1.4;
}

.pres-links {
    margin-top: 0.125rem;
}

.pres-link {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--accent-color);
    text-decoration: none;
    font-size: 0.875rem;
    font-weight: 500;
    padding: 0.375rem 0.75rem;
    border-radius: 4px;
    background: transparent;
    border: 1px solid transparent;
    transition: var(--transition);
}

.pres-link:hover,
.pres-link:focus {
    color: white;
    background: var(--accent-color);
    border-color: var(--accent-color);
    transform: translateY(-2px);
    box-shadow: var(--shadow-sm);
    outline: none;
}

.pres-link:focus-visible {
    outline: 2px solid var(--accent-color);
    outline-offset: 2px;
}

/* CV Section */
.cv-download-top {
    margin-bottom: 2rem;
    text-align: center;
}

.cv-sections {
    display: flex;
    flex-direction: column;
    gap: 2rem;
    max-width: 100%;
}

.cv-section-item h3 {
    font-family: 'Crimson Text', serif;
    font-size: 1.5rem;
    font-weight: 400;
    margin-bottom: 1.25rem;
    color: var(--text-color);
    border-bottom: 2px solid var(--border-color);
    padding-bottom: 0.5rem;
}

.cv-item-compact {
    margin-bottom: 1.25rem;
    padding-bottom: 1.25rem;
    border-bottom: 1px solid var(--border-color);
}

.cv-item-compact:last-child {
    border-bottom: none;
    margin-bottom: 0;
    padding-bottom: 0;
}

.cv-header-compact {
    display: flex;
    justify-content: space-between;
    align-items: baseline;
    margin-bottom: 0.5rem;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.cv-header-compact h4 {
    font-size: 1rem;
    font-weight: 500;
    color: var(--text-color);
    margin-bottom: 0;
}

.cv-date {
    font-size: 0.8125rem;
    color: var(--text-light);
    font-weight: 400;
    white-space: nowrap;
}

.cv-institution {
    font-size: 0.9375rem;
    color: var(--accent-color);
    margin-bottom: 0.5rem;
    font-weight: 500;
}

.cv-detail {
    font-size: 0.875rem;
    line-height: 1.5;
    color: var(--text-secondary);
    margin-bottom: 0.375rem;
}

.cv-duties-compact {
    list-style: none;
    padding-left: 0;
    margin-top: 0.5rem;
}

.cv-duties-compact li {
    font-size: 0.875rem;
    line-height: 1.5;
    color: var(--text-secondary);
    margin-bottom: 0.25rem;
    padding-left: 1.25rem;
    position: relative;
}

.cv-duties-compact li::before {
    content: '▸';
    position: absolute;
    left: 0;
    color: var(--accent-color);
    font-size: 0.75rem;
}

.skills-compact {
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
}

.skill-group h4 {
    font-size: 0.9375rem;
    margin-bottom: 0.625rem;
    color: var(--text-color);
    font-weight: 500;
}

.skill-tags-compact {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.skill-tag {
    padding: 0.5rem 1rem;
    background: rgba(255, 255, 255, 0.9);
    color: var(--text-color);
    border-radius: 6px;
    font-size: 0.8125rem;
    font-weight: 500;
    border: 2px solid var(--border-color);
    transition: var(--transition);
    display: inline-block;
}

.skill-tag:hover,
.skill-tag:focus {
    background: var(--accent-color);
    color: white;
    border-color: var(--accent-color);
    transform: translateY(-2px);
    box-shadow: var(--shadow-sm);
    outline: none;
}

.skill-tag:focus-visible {
    outline: 2px solid var(--accent-color);
    outline-offset: 2px;
}

/* Contact Section */
.contact-content {
    max-width: 100%;
}

.contact-content p {
    font-size: 1rem;
    margin-bottom: 1.25rem;
    color: var(--text-secondary);
}

.contact-info-compact {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.contact-item {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
}

.contact-item i {
    color: var(--accent-color);
    font-size: 1.125rem;
    margin-top: 0.125rem;
    width: 20px;
    flex-shrink: 0;
}

.contact-item a {
    color: var(--accent-color);
    text-decoration: none;
    transition: color 0.3s ease;
}

.contact-item a:hover {
    color: var(--accent-hover);
    text-decoration: underline;
}

.contact-item span {
    color: var(--text-secondary);
    line-height: 1.6;
    font-size: 0.9375rem;
}

.contact-social-compact {
    display: flex;
    flex-direction: row;
    gap: 1rem;
    flex-wrap: wrap;
    margin-top: 2rem;
}

.social-link {
    display: inline-flex;
    align-items: center;
    gap: 0.625rem;
    color: var(--text-color);
    text-decoration: none;
    font-size: 0.9375rem;
    font-weight: 500;
    transition: var(--transition);
    padding: 0.625rem 1.25rem;
    border: 2px solid var(--border-color);
    border-radius: 6px;
    background: rgba(255, 255, 255, 0.9);
}

.social-link:hover,
.social-link:focus {
    border-color: var(--accent-color);
    background: var(--accent-color);
    color: white;
    transform: translateY(-3px);
    box-shadow: var(--shadow);
    outline: none;
}

.social-link:focus-visible {
    outline: 2px solid var(--accent-color);
    outline-offset: 2px;
}

/* Footer */
.footer {
    background-color: var(--primary-color);
    color: rgba(255, 255, 255, 0.8);
    padding: 1.5rem 0;
    text-align: center;
    font-size: 0.875rem;
}

/* Back to Top Button */
.back-to-top {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    width: 50px;
    height: 50px;
    background: var(--accent-color);
    color: white;
    border: none;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    box-shadow: var(--shadow-md);
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
    z-index: 999;
}

.back-to-top.visible {
    opacity: 1;
    visibility: visible;
}

.back-to-top:hover,
.back-to-top:focus {
    background: var(--accent-hover);
    transform: translateY(-4px) scale(1.1);
    box-shadow: var(--shadow-lg);
    outline: none;
}

.back-to-top:focus-visible {
    outline: 2px solid white;
    outline-offset: 2px;
}

/* Animations */
@keyframes fadeInUp {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Responsive Design */
@media (max-width: 1024px) {
    .hero-wrapper {
        grid-template-columns: 140px 1fr;
        gap: 2rem;
    }
    
    .application-areas-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .main-content {
        margin-left: 0;
    }
    
    .navbar {
        width: 100%;
        height: auto;
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        padding: 1rem 0;
        border-right: none;
        border-bottom: 1px solid var(--border-color);
    }
    
    .navbar .container {
        flex-direction: row;
        justify-content: space-between;
        align-items: center;
        padding: 0 1.5rem;
    }
    
    .nav-brand {
        margin-bottom: 0;
        padding-bottom: 0;
        border-bottom: none;
    }
    
    .nav-menu {
        position: fixed;
        left: -100%;
        top: 70px;
        flex-direction: column;
        background-color: rgba(255, 255, 255, 0.98);
        width: 280px;
        height: calc(100vh - 70px);
        text-align: left;
        transition: 0.3s;
        box-shadow: var(--shadow);
        padding: 2rem 0;
        gap: 0.5rem;
        border-right: 1px solid var(--border-color);
        z-index: 999;
    }

    .nav-menu.active {
        left: 0;
    }

    .nav-toggle {
        display: flex;
    }

    .hero {
        padding: 5rem 0 2rem;
    }

    .hero-wrapper {
        grid-template-columns: 1fr;
        gap: 1.5rem;
        text-align: center;
    }
    
    .hero-image {
        justify-self: center;
    }

    .hero-name {
        font-size: 2.25rem;
    }

    .hero-tagline {
        font-size: 1.125rem;
    }

    .hero-description {
        font-size: 0.9375rem;
    }

    .section-heading {
        font-size: 1.75rem;
    }

    .container {
        padding: 0 1.5rem;
    }

    .section {
        padding: 2.5rem 0;
    }
    
    .application-areas-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 1rem;
    }
    
    .teaching-item {
        flex-direction: column;
        gap: 1rem;
        padding: 1.25rem;
    }
    
    .teaching-icon {
        width: 50px;
        height: 50px;
    }
    
    .teaching-icon i {
        font-size: 1.5rem;
    }
    
    .publication-item,
    .presentation-item {
        grid-template-columns: 70px 1fr;
        gap: 1rem;
    }
    
    .pub-year,
    .pres-year {
        font-size: 0.75rem;
        padding: 0.25rem 0.5rem;
        min-width: 45px;
    }
    
    .hero-actions {
        flex-direction: column;
        align-items: stretch;
    }
    
    .btn {
        justify-content: center;
    }
}

@media (max-width: 480px) {
    .hero-name {
        font-size: 2rem;
    }

    .hero-tagline {
        font-size: 1rem;
    }

    .section-heading {
        font-size: 1.5rem;
    }
    
    .hero-social-stats-wrapper {
        flex-direction: column;
        gap: 1rem;
        width: 100%;
    }
    
    .stats-minimal {
        gap: 0.75rem;
        justify-content: center;
        width: 100%;
    }
    
    .stat-minimal-item {
        min-width: 60px;
        padding: 0.375rem 0.5rem;
    }
    
    .application-areas-grid {
        grid-template-columns: 1fr;
        gap: 1rem;
    }
    
    .stat-minimal-number {
        font-size: 1.125rem;
    }
    
    .stat-minimal-label {
        font-size: 0.625rem;
    }
    
    .back-to-top {
        bottom: 1rem;
        right: 1rem;
        width: 45px;
        height: 45px;
    }
}

/* Blog Page Styles */
.blog-header {
    padding: 6rem 0 3rem;
    margin-top: 0;
    background: linear-gradient(135deg, var(--bg-color) 0%, var(--bg-accent) 50%, var(--bg-alt) 100%);
    text-align: center;
}

.blog-title {
    font-family: 'Crimson Text', serif;
    font-size: 3rem;
    font-weight: 400;
    margin-bottom: 1rem;
    color: var(--text-color);
}

.blog-subtitle {
    font-size: 1.125rem;
    color: var(--text-secondary);
    margin-bottom: 2rem;
}

.blog-medium-link {
    margin-top: 1.5rem;
}

.blog-container {
    max-width: 900px;
    margin: 0 auto;
}

.blog-posts {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.blog-post-card {
    background: rgba(255, 255, 255, 0.9);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

.blog-post-card:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-4px);
    border-color: var(--accent-color);
}

.blog-post-image {
    width: 100%;
    height: 250px;
    overflow: hidden;
    background: var(--bg-section);
}

.blog-post-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.blog-post-card:hover .blog-post-image img {
    transform: scale(1.05);
}

.blog-post-content {
    padding: 1.5rem;
}

.blog-post-meta {
    display: flex;
    gap: 1.5rem;
    margin-bottom: 1rem;
    font-size: 0.875rem;
    color: var(--text-light);
    flex-wrap: wrap;
}

.blog-post-meta span {
    display: flex;
    align-items: center;
    gap: 0.375rem;
}

.blog-post-title {
    font-family: 'Crimson Text', serif;
    font-size: 1.75rem;
    font-weight: 400;
    margin-bottom: 1rem;
    line-height: 1.4;
}

.blog-post-title a {
    color: var(--text-color);
    text-decoration: none;
    transition: color 0.3s ease;
}

.blog-post-title a:hover {
    color: var(--accent-color);
}

.blog-post-excerpt {
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: 1rem;
}

.blog-post-categories {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
    margin-bottom: 1rem;
}

.blog-category-tag {
    padding: 0.25rem 0.75rem;
    background: var(--bg-accent);
    color: var(--accent-color);
    border-radius: 4px;
    font-size: 0.8125rem;
    font-weight: 500;
}

.blog-post-link {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--accent-color);
    text-decoration: none;
    font-weight: 500;
    transition: var(--transition);
}

.blog-post-link:hover {
    gap: 0.75rem;
    color: var(--accent-hover);
}

.blog-loading,
.blog-empty,
.blog-error {
    text-align: center;
    padding: 3rem;
    color: var(--text-secondary);
}

.blog-loading i,
.blog-empty i,
.blog-error i {
    font-size: 3rem;
    color: var(--accent-color);
    margin-bottom: 1rem;
}

.blog-loading p,
.blog-empty p,
.blog-error p {
    font-size: 1.125rem;
    margin-top: 1rem;
}

.blog-empty a,
.blog-error a {
    color: var(--accent-color);
    text-decoration: none;
    font-weight: 500;
}

.blog-empty a:hover,
.blog-error a:hover {
    text-decoration: underline;
}

@media (max-width: 768px) {
    .blog-title {
        font-size: 2.25rem;
    }
    
    .blog-post-image {
        height: 200px;
    }
    
    .blog-post-title {
        font-size: 1.5rem;
    }
    
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .impact-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .collaboration-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .opportunities-list {
        grid-template-columns: 1fr;
    }
    
    .service-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .resources-placeholder {
        grid-template-columns: 1fr;
    }
    
    .opportunities-list {
        grid-template-columns: 1fr;
    }
    
    .interests-list {
        grid-template-columns: 1fr;
    }
    
    .application-areas-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 1rem;
    }
}

@media (max-width: 480px) {
    .application-areas-grid {
        grid-template-columns: 1fr;
    }
    
    .teaching-item {
        padding: 1rem;
    }
    
    .teaching-content h3 {
        font-size: 1.125rem;
    }
    
    .teaching-meta {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.5rem;
    }
    
    .course-code,
    .course-level,
    .course-semester {
        font-size: 0.75rem;
    }
    
    .teaching-content p {
        font-size: 0.875rem;
    }
}