/* Modern CSS Variables for consistent theming */
:root {
    --primary-color: #2563eb;
    --primary-hover: #1d4ed8;
    --secondary-color: #64748b;
    --accent-color: #0ea5e9;
    --text-primary: #1e293b;
    --text-secondary: #64748b;
    --text-light: #94a3b8;
    --background-primary: #ffffff;
    --background-secondary: #f8fafc;
    --background-accent: #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);
    --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.1);
    --gradient-primary: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --gradient-accent: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
    --gradient-subtle: linear-gradient(135deg, #ffecd2 0%, #fcb69f 100%);
    --border-radius: 8px;
    --border-radius-lg: 12px;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Smooth scrolling for better UX */
html {
    scroll-behavior: smooth;
}

body {
    font-family: Verdana, sans-serif;
    color: var(--text-primary);
    line-height: 1.6;
    font-size: 16px;
    background-color: var(--background-primary);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}


/* Modern Button Styles */
.button {
    border-radius: var(--border-radius) !important;
    font-weight: 600 !important;
    transition: var(--transition) !important;
    border: 2px solid transparent !important;
    position: relative;
    overflow: hidden;
}

.button.is-dark {
    background: var(--text-primary) !important;
    border: none !important;
    color: white !important;
    box-shadow: var(--shadow-md);
}

.button.is-dark:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
    background: var(--primary-color) !important;
}

.button.is-dark:active {
    transform: translateY(0);
    box-shadow: var(--shadow-md);
}

.footer .icon-link {
    font-size: 25px;
    color: var(--text-secondary);
    transition: var(--transition);
}

.footer .icon-link:hover {
    color: var(--primary-color);
    transform: translateY(-2px);
}

.link-block a {
    margin: 8px 4px;
}

.dnerf {
    font-variant: small-caps;
}


/* Hero Section Modernization */
.hero {
    position: relative;
    overflow: hidden;
}

.hero.is-light {
    background: var(--background-secondary);
    border-top: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
}

.hero-body {
    padding: 4rem 1.5rem;
}

.teaser .hero-body {
    padding-top: 2rem;
    padding-bottom: 4rem;
}

.teaser {
    font-family: Verdana, sans-serif;
}


/* Publication Content Styling */
.publication-title {
    font-family: Verdana, sans-serif !important;
    font-weight: 800 !important;
    color: var(--text-primary) !important;
    margin-bottom: 2rem !important;
    line-height: 1.1 !important;
}

.publication-banner {
    max-height: 70vh;
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-xl);
    margin: 2rem 0;
}

.publication-banner video {
    position: relative;
    left: auto;
    top: auto;
    transform: none;
    object-fit: cover;
    width: 100%;
    height: 100%;
    border-radius: var(--border-radius-lg);
}

.publication-header .hero-body {
    padding: 6rem 1.5rem 4rem;
}

.publication-authors {
    font-family: Verdana, sans-serif !important;
    font-weight: 500;
    margin-bottom: 1.5rem;
}

.publication-venue {
    color: var(--text-secondary);
    width: fit-content;
    font-weight: 600;
    background: var(--background-accent);
    padding: 0.5rem 1rem;
    border-radius: var(--border-radius);
    margin-top: 1rem;
    display: inline-block;
}

.publication-awards {
    color: #ef4444;
    width: fit-content;
    font-weight: 700;
    background: linear-gradient(135deg, #fef2f2, #fee2e2);
    padding: 0.5rem 1rem;
    border-radius: var(--border-radius);
    border-left: 4px solid #ef4444;
    margin-top: 1rem;
}

.publication-authors a {
    color: var(--primary-color) !important;
    text-decoration: none;
    font-weight: 600;
    transition: var(--transition);
    position: relative;
}

.publication-authors a::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    bottom: -2px;
    left: 0;
    background: var(--gradient-accent);
    transition: var(--transition);
}

.publication-authors a:hover::after {
    width: 100%;
}

.publication-authors a:hover {
    color: var(--primary-hover) !important;
}

.author-block {
    display: inline-block;
    margin-right: 0.5rem;
}

.publication-banner img {
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-lg);
    transition: var(--transition);
}

.publication-banner img:hover {
    transform: scale(1.02);
    box-shadow: var(--shadow-xl);
}

/* Modern Video and Carousel Styling */
.publication-video {
    position: relative;
    width: 100%;
    height: 0;
    padding-bottom: 56.25%;
    overflow: hidden;
    border-radius: var(--border-radius-lg) !important;
    box-shadow: var(--shadow-xl);
    transition: var(--transition);
}

.publication-video:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-xl);
}

.publication-video iframe {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    border-radius: var(--border-radius-lg);
}

.publication-body img {
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-md);
    transition: var(--transition);
}

.publication-body img:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.results-carousel {
    overflow: hidden;
    padding: 1rem 0;
}

.results-carousel .item {
    margin: 0 0.5rem 0.5rem;
    overflow: hidden;
    padding: 1rem;
    font-size: 0;
    background: var(--background-primary);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-md);
    transition: var(--transition);
    border: 1px solid var(--border-color);
}

.results-carousel .item img,
.results-carousel video {
    margin: 0;
    border-radius: var(--border-radius);
    width: 100%;
    height: auto;
}

.results-carousel .subtitle {
    font-size: 1rem !important;
    color: var(--text-secondary);
    margin-top: 1rem;
    font-weight: 500;
}

/* Pagination and Misc Improvements */
.slider-pagination .slider-page {
    background: var(--primary-color);
    border-radius: 50%;
    transition: var(--transition);
}

.slider-pagination .slider-page.is-active {
    background: var(--primary-hover);
    transform: scale(1.2);
}

.eql-cntrb {
    font-size: 0.875rem;
    color: var(--text-light);
    font-style: italic;
}

/* Section Titles */
.title.is-3 {
    font-family: Verdana, sans-serif !important;
    font-weight: 700 !important;
    color: var(--text-primary);
    margin-bottom: 2rem !important;
    position: relative;
    padding-bottom: 1rem;
}

.title.is-3::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 3px;
    background: var(--gradient-accent);
    border-radius: 2px;
}

/* Content Improvements */
.content.has-text-justified {
    font-size: 1.1rem;
    line-height: 1.8;
    color: var(--text-secondary);
}

.content.has-text-justified p {
    margin-bottom: 1.5rem;
}

/* Footer Improvements */
.footer {
    background: var(--background-secondary);
    border-top: 1px solid var(--border-color);
    padding: 3rem 1.5rem;
}

.footer .content {
    color: var(--text-secondary);
    line-height: 1.7;
}

.footer a {
    color: var(--primary-color);
    text-decoration: none;
    transition: var(--transition);
}

.footer a:hover {
    color: var(--primary-hover);
    text-decoration: underline;
}

/* BibTeX Styling */
pre {
    background: var(--background-accent) !important;
    border: 1px solid var(--border-color) !important;
    border-radius: var(--border-radius) !important;
    padding: 1.5rem !important;
    font-size: 0.9rem !important;
    overflow-x: auto;
    box-shadow: var(--shadow-sm);
}

code {
    background: var(--background-accent) !important;
    color: var(--text-primary) !important;
    font-family: 'SF Mono', 'Monaco', 'Cascadia Code', 'Roboto Mono', monospace !important;
}

/* BibTeX Section Improvements */
.bibtex-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
}

.copy-bibtex-btn {
    background: var(--primary-color);
    color: white;
    border: none;
    border-radius: var(--border-radius);
    padding: 0.75rem 1rem;
    font-size: 0.9rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

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

.copy-bibtex-btn.copied {
    background: #10b981;
}

.copy-bibtex-btn.copied .copy-text::after {
    content: "ied!";
}

/* Scroll to Top Button */
.scroll-to-top {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    width: 50px;
    height: 50px;
    background: var(--primary-color);
    color: white;
    border: none;
    border-radius: 50%;
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
    z-index: 999;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    box-shadow: var(--shadow-lg);
}

.scroll-to-top:hover {
    background: var(--primary-hover);
    transform: translateY(-3px);
    box-shadow: var(--shadow-xl);
}

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


/* More Works Dropdown */
.more-works-container {
    position: fixed;
    top: 2rem;
    right: 2rem;
    z-index: 1000;
}

.more-works-btn {
    background: var(--background-primary);
    color: var(--text-primary);
    border: 2px solid var(--border-color);
    border-radius: var(--border-radius-lg);
    padding: 0.75rem 1.25rem;
    font-weight: 600;
    font-size: 0.9rem;
    box-shadow: var(--shadow-md);
    transition: var(--transition);
    cursor: pointer;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    font-family: Verdana, sans-serif;
}

.more-works-btn:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
    background: var(--background-secondary);
    border-color: var(--primary-color);
}

.more-works-btn .dropdown-arrow {
    transition: var(--transition);
    font-size: 0.8rem;
}

.more-works-btn.active .dropdown-arrow {
    transform: rotate(180deg);
}

.more-works-dropdown {
    position: absolute;
    top: calc(100% + 0.5rem);
    right: 0;
    width: 400px;
    max-width: 90vw;
    background: var(--background-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-xl);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: var(--transition);
    max-height: 70vh;
    overflow-y: auto;
}

.more-works-dropdown.show {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.dropdown-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.5rem 1.5rem 1rem;
    border-bottom: 1px solid var(--border-color);
}

.dropdown-header h4 {
    margin: 0;
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--text-primary);
}

.close-btn {
    background: none;
    border: none;
    color: var(--text-secondary);
    cursor: pointer;
    padding: 0.5rem;
    border-radius: var(--border-radius);
    transition: var(--transition);
}

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

.works-list {
    padding: 1rem;
}

.work-item {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    padding: 1rem;
    border-radius: var(--border-radius);
    text-decoration: none;
    color: inherit;
    transition: var(--transition);
    margin-bottom: 0.5rem;
}

.work-item:hover {
    background: var(--background-accent);
    transform: translateX(4px);
}

.work-info h5 {
    margin: 0 0 0.5rem 0;
    font-size: 1rem;
    font-weight: 500;
    color: var(--text-primary);
}

.work-info p {
    margin: 0 0 0.5rem 0;
    font-size: 0.9rem;
    color: var(--text-secondary);
    line-height: 1.4;
}

.work-venue {
    font-size: 0.8rem;
    color: var(--text-light);
    font-style: italic;
}

.work-item .fas {
    color: var(--text-light);
    font-size: 0.9rem;
    margin-top: 0.2rem;
    flex-shrink: 0;
}


/* Mobile Responsive Improvements */
@media screen and (max-width: 768px) {
    .hero-body {
        padding: 2rem 1rem;
    }

    .publication-header .hero-body {
        padding: 3rem 1rem 2rem;
    }

    .publication-title {
        font-size: 2.5rem !important;
        line-height: 1.2 !important;
        margin-bottom: 1.5rem !important;
    }

    .publication-authors {
        font-size: 1rem !important;
    }

    .button {
        margin: 0.25rem !important;
        font-size: 0.875rem !important;
        padding: 0.75rem 1rem !important;
    }

    .more-works-container {
        bottom: 2rem;
        right: 1rem;
        top: auto;
    }

    .more-works-btn {
        padding: 0.6rem 1rem;
        font-size: 0.8rem;
    }

    .more-works-dropdown {
        width: calc(100vw - 2rem);
        right: -1rem;
        bottom: calc(100% + 0.5rem);
        top: auto;
    }

    .results-carousel .item {
        margin: 0.5rem;
        padding: 1rem;
    }

    .teaser .hero-body {
        padding: 1rem;
    }

    .content.has-text-justified {
        font-size: 1rem;
    }
}

@media screen and (max-width: 480px) {
    .publication-title {
        font-size: 2rem !important;
    }

    .hero-body {
        padding: 1.5rem 0.75rem;
    }

    .more-works-container {
        position: fixed;
        bottom: 2rem;
        right: 1rem;
        z-index: 1000;
    }

    .more-works-btn {
        padding: 0.5rem 0.75rem;
        font-size: 0.75rem;
    }

    .more-works-dropdown {
        position: absolute;
        bottom: calc(100% + 0.5rem);
        right: 0;
        width: calc(100vw - 2rem);
        max-width: 90vw;
    }

    .link-block {
        display: block;
        margin-bottom: 0.5rem;
    }

    .button {
        width: 100%;
        justify-content: center;
    }
}

/* Tablet Responsive */
@media screen and (min-width: 769px) and (max-width: 1024px) {
    .hero-body {
        padding: 3rem 2rem;
    }

    .publication-header .hero-body {
        padding: 4rem 2rem 3rem;
    }
}

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

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

/* Improved focus states for accessibility */
.button:focus,
.related-works-btn:focus,
a:focus {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}


/* Print styles */
@media print {
    .more-works-container {
        display: none;
    }

    .hero, .section {
        animation: none;
    }

    .button {
        background: transparent !important;
        color: var(--text-primary) !important;
        box-shadow: none !important;
    }
}

.paper-figure {
    width: 100%;
    margin: 1.5rem 0;
}

.magnifier-thumb-wrapper {
    position: relative !important;
}

.magnifier-thumb-wrapper,
.magnifier-thumb-wrapper * {
    transform: none !important;
    animation: none !important;
    transition: none !important;
    box-shadow: none !important;
    border-radius: 0 !important;
}

.magnifier-lens,
.magnifier-large,
.magnifier-lens-bottom {
    transform: none !important;
    animation: none !important;
    transition: none !important;
}

.magnifier-thumb-wrapper {
    position: relative !important;
    overflow: visible !important;
}

figcaption {
    padding-top: 0.5rem;
    font-size: 0.85rem !important;
    text-align: left !important;
}