/* Modern CSS for David Jimenez-Morales Website */

/* CSS Variables */
:root {
    --primary-color: #2563eb;
    --primary-dark: #1d4ed8;
    --secondary-color: #64748b;
    --accent-color: #06b6d4;
    --text-primary: #1e293b;
    --text-secondary: #64748b;
    --text-light: #94a3b8;
    --bg-primary: #ffffff;
    --bg-secondary: #f8fafc;
    --bg-light: #f1f5f9;
    --border-color: #e2e8f0;
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
    --border-radius: 0.5rem;
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-mono: 'JetBrains Mono', 'Fira Code', monospace;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-sans);
    line-height: 1.6;
    color: var(--text-primary);
    background-color: var(--bg-primary);
    overflow-x: hidden;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    line-height: 1.2;
    margin-bottom: 1rem;
}

h1 { font-size: 2.5rem; }
h2 { font-size: 2rem; }
h3 { font-size: 1.5rem; }
h4 { font-size: 1.25rem; }

p {
    margin-bottom: 1rem;
    color: var(--text-secondary);
}

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

a:hover {
    color: var(--primary-dark);
}

/* Container */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1rem;
}

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border-color);
    z-index: 1000;
    transition: all 0.3s ease;
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 70px;
}

.nav-logo a {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text-primary);
}

.nav-menu {
    display: flex;
    gap: 2rem;
}

.nav-link {
    color: var(--text-secondary);
    font-weight: 500;
    position: relative;
}

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

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary-color);
    transition: width 0.3s ease;
}

.nav-link:hover::after {
    width: 100%;
}

/* Dropdown Menu */
.nav-dropdown {
    position: relative;
    display: inline-block;
}

.dropdown-toggle {
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 0.25rem;
}

.dropdown-toggle::after {
    content: "▼";
    font-size: 0.7rem;
    transition: transform 0.3s ease;
}

.nav-dropdown:hover .dropdown-toggle::after {
    transform: rotate(180deg);
}

.dropdown-menu {
    position: absolute;
    top: 100%;
    left: 0;
    background: white;
    min-width: 180px;
    box-shadow: var(--shadow-lg);
    border-radius: var(--border-radius);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: all 0.3s ease;
    z-index: 1000;
    padding: 0.5rem 0;
    border: 1px solid var(--border-color);
}

.nav-dropdown:hover .dropdown-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.dropdown-item {
    display: block;
    padding: 0.75rem 1.5rem;
    color: var(--text-primary);
    text-decoration: none;
    transition: all 0.3s ease;
    font-size: 0.9rem;
}

.dropdown-item:hover {
    background: var(--bg-light);
    color: var(--primary-color);
    transform: translateX(5px);
}

.nav-toggle {
    display: none;
    flex-direction: column;
    cursor: pointer;
}

.bar {
    width: 25px;
    height: 3px;
    background: var(--text-primary);
    margin: 3px 0;
    transition: 0.3s;
}

/* Hero Section */
.hero {
    padding: 120px 0 80px;
    background: linear-gradient(135deg, var(--bg-primary) 0%, var(--bg-secondary) 100%);
    min-height: 100vh;
    display: flex;
    align-items: center;
}

.hero-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1rem;
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 4rem;
    align-items: center;
}

.hero-image {
    text-align: center;
}

.profile-image {
    width: 300px;
    height: 300px;
    border-radius: 50%;
    object-fit: cover;
    border: 4px solid var(--primary-color);
    box-shadow: var(--shadow-lg);
    transition: transform 0.3s ease;
}

.profile-image:hover {
    transform: scale(1.05);
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
}

.hero-subtitle {
    font-size: 1.5rem;
    color: var(--primary-color);
    font-weight: 600;
    margin-bottom: 1rem;
}

.hero-description {
    font-size: 1.125rem;
    color: var(--text-secondary);
    margin-bottom: 2rem;
    line-height: 1.7;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    border-radius: var(--border-radius);
    font-weight: 500;
    text-align: center;
    transition: all 0.3s ease;
    cursor: pointer;
    border: none;
    font-size: 1rem;
}

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

.btn-primary:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

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

.btn-secondary:hover {
    background: var(--primary-color);
    color: white;
    transform: translateY(-2px);
}

.btn-outline {
    background: transparent;
    color: var(--text-secondary);
    border: 1px solid var(--border-color);
}

.btn-outline:hover {
    background: var(--bg-light);
    color: var(--text-primary);
}

/* Social Links */
.social-links {
    display: flex;
    justify-content: center;
    gap: 1.5rem;
    margin-top: 3rem;
}

.social-links a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: var(--bg-light);
    transition: all 0.3s ease;
}

.social-links a:hover {
    background: var(--primary-color);
    transform: translateY(-3px);
    box-shadow: var(--shadow-md);
}

.social-links img {
    width: 30px;
    height: 30px;
    filter: grayscale(100%);
    transition: filter 0.3s ease;
}

.social-links a:hover img {
    filter: grayscale(0%);
}

/* Sections */
.section {
    padding: 80px 0;
}

.section-title {
    text-align: center;
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 3rem;
    position: relative;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 4px;
    background: var(--primary-color);
    border-radius: 2px;
}

.bg-light {
    background: var(--bg-light);
}

/* About Section */
.about-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 2rem;
}

.about-card {
    background: var(--bg-primary);
    padding: 2rem;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border-color);
}

.about-card h3 {
    color: var(--text-primary);
    margin-bottom: 1.5rem;
    font-size: 1.5rem;
}

/* Timeline */
.timeline {
    position: relative;
}

.timeline-item {
    display: flex;
    margin-bottom: 2rem;
    position: relative;
}

.timeline-item::before {
    content: '';
    position: absolute;
    left: 120px;
    top: 0;
    bottom: -2rem;
    width: 2px;
    background: var(--border-color);
}

.timeline-item:last-child::before {
    display: none;
}

.timeline-date {
    width: 100px;
    font-weight: 600;
    color: var(--primary-color);
    font-size: 0.9rem;
}

.timeline-content {
    flex: 1;
    margin-left: 2rem;
    position: relative;
}

.timeline-content::before {
    content: '';
    position: absolute;
    left: -1.5rem;
    top: 0.5rem;
    width: 12px;
    height: 12px;
    background: var(--primary-color);
    border-radius: 50%;
    border: 3px solid var(--bg-primary);
}

.timeline-content h4 {
    color: var(--text-primary);
    margin-bottom: 0.5rem;
}

.timeline-content p {
    color: var(--text-secondary);
    margin-bottom: 0;
}

/* Current Position */
.current-position {
    text-align: center;
}

.current-position h4 {
    color: var(--primary-color);
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

.current-position p {
    margin-bottom: 0.5rem;
}

/* Gallery Carousel */
.gallery-carousel {
    position: relative;
    max-width: 1000px;
    margin: 0 auto;
    padding: 0 60px;
}

.gallery-container {
    overflow: hidden;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-lg);
}

.gallery-track {
    display: flex;
    transition: transform 0.5s ease;
}

.gallery-item {
    flex: 0 0 25%;
    min-width: 250px;
    padding: 0.5rem;
    cursor: pointer;
    transition: transform 0.3s ease;
}

.gallery-item:hover {
    transform: scale(1.05);
}

.gallery-item img {
    width: 100%;
    height: 200px;
    object-fit: cover;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-sm);
}

.gallery-nav {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(255, 255, 255, 0.9);
    border: none;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    font-size: 1.5rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-md);
    transition: all 0.3s ease;
    z-index: 10;
}

.gallery-nav:hover {
    background: var(--primary-color);
    color: white;
    transform: translateY(-50%) scale(1.1);
}

.gallery-prev {
    left: 0;
}

.gallery-next {
    right: 0;
}

.gallery-dots {
    display: flex;
    justify-content: center;
    gap: 0.5rem;
    margin-top: 1rem;
}

.gallery-dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: var(--border-color);
    cursor: pointer;
    transition: all 0.3s ease;
}

.gallery-dot.active {
    background: var(--primary-color);
}

/* Gallery Modal */
.gallery-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.9);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 2000;
}

.modal-content {
    position: relative;
    max-width: 90%;
    max-height: 90%;
    background: var(--bg-primary);
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

.modal-close {
    position: absolute;
    top: 1rem;
    right: 1rem;
    background: rgba(0, 0, 0, 0.5);
    color: white;
    border: none;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    font-size: 1.5rem;
    cursor: pointer;
    z-index: 10;
    transition: all 0.3s ease;
}

.modal-close:hover {
    background: rgba(0, 0, 0, 0.8);
}

.modal-image {
    width: 100%;
    height: auto;
    max-height: 70vh;
    object-fit: contain;
}

.modal-caption {
    padding: 1.5rem;
    background: var(--bg-primary);
}

.modal-title {
    color: var(--text-primary);
    margin-bottom: 0.5rem;
    font-size: 1.25rem;
}

.modal-description {
    color: var(--text-secondary);
    line-height: 1.6;
}

.modal-nav {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(0, 0, 0, 0.5);
    color: white;
    border: none;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    font-size: 1.5rem;
    cursor: pointer;
    transition: all 0.3s ease;
}

.modal-nav:hover {
    background: rgba(0, 0, 0, 0.8);
}

.modal-prev {
    left: 1rem;
}

.modal-next {
    right: 1rem;
}

/* Experience Timeline */
.experience-timeline {
    max-width: 800px;
    margin: 0 auto;
}

.experience-item {
    display: flex;
    margin-bottom: 3rem;
    position: relative;
}

.experience-item::before {
    content: '';
    position: absolute;
    left: 120px;
    top: 0;
    bottom: -3rem;
    width: 2px;
    background: var(--border-color);
}

.experience-item:last-child::before {
    display: none;
}

.experience-date {
    width: 100px;
    font-weight: 600;
    color: var(--primary-color);
    font-size: 0.9rem;
}

.experience-content {
    flex: 1;
    margin-left: 2rem;
    position: relative;
}

.experience-content::before {
    content: '';
    position: absolute;
    left: -1.5rem;
    top: 0.5rem;
    width: 12px;
    height: 12px;
    background: var(--primary-color);
    border-radius: 50%;
    border: 3px solid var(--bg-primary);
}

.experience-content h3 {
    color: var(--text-primary);
    margin-bottom: 0.5rem;
}

.experience-org {
    color: var(--primary-color);
    font-weight: 600;
    margin-bottom: 0.5rem;
}

/* Publications */
.publications-intro {
    text-align: center;
    margin-bottom: 2rem;
}

.publications-intro a {
    color: var(--primary-color);
    font-weight: 500;
    text-decoration: none;
}

.publications-intro a:hover {
    text-decoration: underline;
}

.publications-section {
    margin-bottom: 4rem;
}

.section-subtitle {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 2rem;
    padding-bottom: 0.5rem;
    border-bottom: 2px solid var(--primary-color);
}

/* Other Publications Section */
.other-publications-section {
    margin-bottom: 3rem;
}

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

.publications-list li {
    padding: 1rem 0;
    border-bottom: 1px solid var(--border-color);
    line-height: 1.6;
}

.publications-list li:last-child {
    border-bottom: none;
}

.publications-list a {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 500;
}

.publications-list a:hover {
    text-decoration: underline;
}

/* Publications Controls */
.publications-controls {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
    gap: 1rem;
    flex-wrap: wrap;
}

.publications-filter {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.view-toggle {
    display: flex;
    gap: 0.5rem;
}

.view-btn {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    border: 2px solid var(--border-color);
    background: white;
    color: var(--text-secondary);
    border-radius: var(--border-radius);
    cursor: pointer;
    font-weight: 500;
    transition: all 0.3s ease;
    font-size: 0.9rem;
}

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

.view-btn.active {
    border-color: var(--primary-color);
    background: var(--primary-color);
    color: white;
}

.view-icon {
    font-size: 1rem;
}

.filter-btn {
    padding: 0.5rem 1rem;
    border: 2px solid var(--primary-color);
    background: transparent;
    color: var(--primary-color);
    border-radius: var(--border-radius);
    cursor: pointer;
    font-weight: 500;
    transition: all 0.3s ease;
}

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

.filter-btn.active {
    background: var(--primary-color);
    color: white;
}

/* Publications Grid */
.publications-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.5rem;
}

/* Publications List View */
.publications-list-view {
    display: none;
}

.publications-list-view.active {
    display: block;
}

.publication-card {
    background: white;
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    padding: 1.5rem;
    transition: all 0.3s ease;
    box-shadow: var(--shadow-sm);
}

.publication-card:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
}

.publication-year {
    display: inline-block;
    background: var(--primary-color);
    color: white;
    padding: 0.25rem 0.75rem;
    border-radius: var(--border-radius);
    font-size: 0.875rem;
    font-weight: 600;
    margin-bottom: 1rem;
}

.publication-title {
    margin: 0 0 0.5rem 0;
    font-size: 1.1rem;
    line-height: 1.4;
}

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

.publication-title a:hover {
    color: var(--primary-color);
}

.publication-authors {
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin: 0 0 0.5rem 0;
    font-style: italic;
}

.publication-journal {
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin: 0;
    font-weight: 500;
}

.publication-doi {
    color: var(--text-secondary);
    font-size: 0.85rem;
    margin: 0.5rem 0 0 0;
}

.publication-doi a {
    color: var(--primary-color);
    text-decoration: none;
}

.publication-doi a:hover {
    text-decoration: underline;
}

.publication-notes {
    color: var(--text-secondary);
    font-size: 0.85rem;
    font-style: italic;
    margin: 0.5rem 0 0 0;
}

/* Tools */
.tools-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.tool-card {
    background: var(--bg-primary);
    padding: 2rem;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border-color);
    text-align: center;
    transition: all 0.3s ease;
}

.tool-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.tool-card h3 {
    color: var(--text-primary);
    margin-bottom: 1rem;
}

.tool-card p {
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
}

.tool-link {
    color: var(--primary-color);
    font-weight: 500;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

.tool-link::after {
    content: '→';
    transition: transform 0.3s ease;
}

.tool-link:hover::after {
    transform: translateX(5px);
}

/* Contact */
.contact-content {
    max-width: 600px;
    margin: 0 auto;
    text-align: center;
}

.contact-info h3 {
    color: var(--text-primary);
    margin-bottom: 1rem;
}

.contact-info p {
    color: var(--text-secondary);
    margin-bottom: 2rem;
}

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

.contact-link {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    padding: 1rem;
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    color: var(--text-secondary);
    transition: all 0.3s ease;
}

.contact-link:hover {
    background: var(--primary-color);
    color: white;
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.contact-icon {
    font-size: 1.25rem;
}

/* Footer */
.footer {
    background: var(--text-primary);
    color: white;
    padding: 3rem 0 1rem;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
}

.footer-section h3,
.footer-section h4 {
    color: white;
    margin-bottom: 1rem;
}

.footer-section p {
    color: var(--text-light);
    margin-bottom: 0.5rem;
}

.footer-section a {
    color: var(--text-light);
    display: block;
    margin-bottom: 0.5rem;
    transition: color 0.3s ease;
}

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

.footer-social {
    display: flex;
    gap: 1rem;
}

.footer-bottom {
    border-top: 1px solid var(--text-secondary);
    padding-top: 1rem;
    text-align: center;
    color: var(--text-light);
}

/* Responsive Design */
@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        left: -100%;
        top: 70px;
        flex-direction: column;
        background-color: var(--bg-primary);
        width: 100%;
        text-align: center;
        transition: 0.3s;
        box-shadow: var(--shadow-md);
        padding: 2rem 0;
    }

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

    .nav-dropdown {
        position: static;
        width: 100%;
        text-align: center;
    }

    .dropdown-menu {
        position: static;
        opacity: 1;
        visibility: visible;
        transform: none;
        box-shadow: none;
        border: none;
        background: var(--bg-light);
        margin-top: 0.5rem;
        border-radius: 0;
        padding: 0;
    }

    .dropdown-item {
        padding: 0.5rem 1rem;
        border-bottom: 1px solid var(--border-color);
    }

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

    .nav-toggle {
        display: flex;
    }

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

    .nav-toggle.active .bar:nth-child(1) {
        transform: translateY(8px) rotate(45deg);
    }

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

    .hero-content {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 2rem;
    }

    .hero-title {
        font-size: 2.5rem;
    }

    .hero-buttons {
        justify-content: center;
    }

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

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

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

    .experience-item,
    .timeline-item {
        flex-direction: column;
        gap: 1rem;
    }

    .experience-item::before,
    .timeline-item::before {
        display: none;
    }

    .experience-content,
    .timeline-content {
        margin-left: 0;
    }

    .experience-content::before,
    .timeline-content::before {
        display: none;
    }

    .social-links {
        gap: 1rem;
    }

    .social-links a {
        width: 45px;
        height: 45px;
    }

    .social-links img {
        width: 25px;
        height: 25px;
    }

    .publications-controls {
        flex-direction: column;
        align-items: stretch;
        gap: 1rem;
    }
    
    .publications-filter {
        flex-direction: column;
        gap: 0.5rem;
    }
    
    .filter-btn {
        text-align: center;
    }
    
    .view-toggle {
        justify-content: center;
    }
    

    
    .publications-grid {
        grid-template-columns: 1fr;
        gap: 1rem;
    }
    
    .publication-card {
        padding: 1rem;
    }
    
    .publications-list li {
        padding: 0.75rem 0;
    }
}

/* Awards Section */
.awards-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.award-item {
    background: var(--bg-light);
    padding: 2rem;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    border-left: 4px solid var(--primary-color);
}

.award-item:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-hover);
}

.award-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 1rem;
    gap: 1rem;
}

.award-header h3 {
    color: var(--text-primary);
    margin: 0;
    font-size: 1.1rem;
    line-height: 1.4;
    flex: 1;
}

.award-header h3 a {
    color: var(--primary-color);
    text-decoration: none;
}

.award-header h3 a:hover {
    text-decoration: underline;
}

.award-year {
    background: var(--primary-color);
    color: white;
    padding: 0.3rem 0.8rem;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 600;
    white-space: nowrap;
    flex-shrink: 0;
}

.award-organization {
    color: var(--text-secondary);
    font-weight: 600;
    margin-bottom: 0.5rem;
    font-size: 0.95rem;
}

.award-role {
    color: var(--text-secondary);
    font-style: italic;
    margin-bottom: 1rem;
    font-size: 0.9rem;
}

.award-details {
    list-style: none;
    padding: 0;
    margin: 0;
}

.award-details li {
    color: var(--text-secondary);
    margin-bottom: 0.5rem;
    padding-left: 1.5rem;
    position: relative;
    font-size: 0.9rem;
    line-height: 1.5;
}

.award-details li::before {
    content: "•";
    color: var(--primary-color);
    font-weight: bold;
    position: absolute;
    left: 0;
}

@media (max-width: 768px) {
    .awards-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .award-item {
        padding: 1.5rem;
    }
    
    .award-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.5rem;
    }
    
    .award-header h3 {
        font-size: 1rem;
    }
}

/* Links Section */
.links-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.links-category {
    background: white;
    padding: 2rem;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.links-category:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-hover);
}

.links-category-title {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    color: var(--text-primary);
    margin-bottom: 1.5rem;
    font-size: 1.3rem;
    border-bottom: 2px solid var(--primary-color);
    padding-bottom: 0.5rem;
}

.category-icon {
    font-size: 1.5rem;
}

.links-list {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.link-item {
    background: var(--bg-light);
    padding: 1.5rem;
    border-radius: var(--border-radius);
    border-left: 3px solid var(--primary-color);
    transition: transform 0.2s ease;
}

.link-item:hover {
    transform: translateX(5px);
}

.link-content h4 {
    color: var(--text-primary);
    margin-bottom: 0.5rem;
    font-size: 1.1rem;
}

.link-description {
    color: var(--text-secondary);
    margin-bottom: 1rem;
    font-size: 0.9rem;
    line-height: 1.4;
}

.link-links {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    margin-bottom: 0.75rem;
}

.link-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: var(--primary-color);
    color: white;
    padding: 0.5rem 1rem;
    border-radius: 25px;
    text-decoration: none;
    font-size: 0.85rem;
    font-weight: 500;
    transition: all 0.3s ease;
    border: 2px solid var(--primary-color);
}

.link-btn:hover {
    background: white;
    color: var(--primary-color);
    transform: translateY(-2px);
    box-shadow: var(--shadow-sm);
}

.link-icon {
    font-size: 1rem;
}

.link-credit {
    color: var(--text-secondary);
    font-size: 0.8rem;
    font-style: italic;
    margin: 0;
}

/* Future categories styling */
.future-category {
    opacity: 0.7;
    background: linear-gradient(135deg, var(--bg-light) 0%, white 100%);
}

.links-placeholder {
    text-align: center;
    padding: 2rem 1rem;
    color: var(--text-secondary);
    font-style: italic;
}

.links-placeholder p {
    margin: 0;
    font-size: 0.9rem;
}

@media (max-width: 768px) {
    .links-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .links-category {
        padding: 1.5rem;
    }
    
    .link-links {
        flex-direction: column;
    }
    
    .link-btn {
        justify-content: center;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 0.5rem;
    }

    .hero {
        padding: 100px 0 60px;
    }

    .hero-title {
        font-size: 2rem;
    }

    .hero-subtitle {
        font-size: 1.25rem;
    }

    .section {
        padding: 60px 0;
    }

    .section-title {
        font-size: 2rem;
    }

    .profile-image {
        width: 250px;
        height: 250px;
    }
}

/* Animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fadeInUp {
    animation: fadeInUp 0.6s ease-out;
}

/* Smooth scrolling for older browsers */
@media (prefers-reduced-motion: no-preference) {
    html {
        scroll-behavior: smooth;
    }
}