.text-hl{
  color: #0A942F;
}

/* Site logo in header (top left) */
.site-logo {
  float: left;
  line-height: 56px;
  height: 56px;
  display: flex;
  align-items: center;
}
.site-logo img {
  height: 28px;
  width: auto;
  display: block;
}
.grey-hl{
  color: #696969;
}

/* Performance and Layout Optimizations */

/* Inline styles moved to CSS for better performance */
li.indented {
    position: relative;
    padding-left: 120px; 
}

li.indented::before {
    content: attr(data-date);
    position: absolute;
    left: 0;
    top: 0;
    white-space: nowrap;
}

/* Publication categories styling */
.publication-category {
    font-size: 18px;
    font-weight: 600;
    color: #C5050C;
    margin-top: 30px;
    margin-bottom: 15px;
    border-bottom: 2px solid #e8e8e8;
    padding-bottom: 5px;
}

/* Publication filter tabs */
.pub-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    flex-wrap: wrap;
    margin-bottom: 18px;
}

.pub-header .md-heading {
    margin: 0;
}

.pub-tabs {
    display: inline-flex;
    gap: 0;
    background: rgba(0, 0, 0, 0.05);
    border: 1px solid rgba(0, 0, 0, 0.08);
    border-radius: 999px;
    padding: 3px;
    margin: 0;
}

.pub-tab {
    appearance: none;
    -webkit-appearance: none;
    border: none;
    background: transparent;
    color: #5b5c5e;
    font-size: 14px;
    font-weight: 600;
    line-height: 1;
    padding: 7px 20px;
    border-radius: 999px;
    cursor: pointer;
    transition: background-color 0.18s ease, color 0.18s ease, box-shadow 0.18s ease;
}

.pub-tab:hover {
    color: #2d2d2f;
}

.pub-tab.is-active {
    background: var(--card-bg);
    color: #C5050C;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.14);
}

.pub-tab.is-active:hover {
    color: #C5050C;
}

.pub-empty {
    padding: 18px 0;
    color: #8a8a8a;
    font-size: 14px;
    font-style: italic;
}

/* Publication cards */
.pub-list {
    overflow: visible; /* Let the hover-scaled cards spill past the list box */
}

.pub {
    position: relative;
    display: flex;
    align-items: flex-start;
    margin-bottom: 18px;
    padding: 20px;
    background: var(--card-bg);
    border: 1px solid #dde2e7;
    border-radius: 14px;
    box-shadow: 0 1px 3px rgba(31, 35, 40, 0.04);
    transform-origin: center center;
    transition: transform 0.25s ease, box-shadow 0.25s ease, border-color 0.25s ease;
    overflow: visible; /* Allow scaled images to show */
}

.pub:hover,
.pub:focus-within {
    transform: translateY(-3px) scale(1.018);
    box-shadow: 0 16px 36px rgba(31, 35, 40, 0.13);
    border-color: rgba(197, 5, 12, 0.28);
    z-index: 3;
}

.pub:hover .pub-left .intro-img,
.pub:focus-within .pub-left .intro-img {
    transform: scale(1.03);
}

.pub:last-child,
.pub--last-visible {
    border-bottom: none;
}

.pub[hidden] {
    display: none;
}

.pub-left {
    flex: 0 0 260px;
    margin-right: 26px;
    text-align: center;
}

.pub-right {
    flex: 1;
    min-width: 0; /* Allows flex item to shrink */
}

.pub-right .title {
    font-size: 16px;
    font-weight: 600;
    line-height: 1.3;
    margin-bottom: 10px;
    color: #2c3e50;
}

.pub-right .authors {
    font-size: 14px;
    margin-bottom: 8px;
    line-height: 1.4;
}

.pub-right .contribution-mark {
    margin-left: 1px;
    font-size: 0.72em;
    font-weight: 600;
    line-height: 0;
    vertical-align: super;
}

.pub-right .author-contribution-note {
    display: flex;
    flex-wrap: wrap;
    gap: 2px 14px;
    margin-top: -3px;
    margin-bottom: 7px;
    color: #777;
    font-size: 11.5px;
    font-style: italic;
    line-height: 1.35;
}

.pub-right .author-contribution-note sup {
    font-size: 0.78em;
    font-weight: 600;
    line-height: 0;
    vertical-align: super;
}

.pub-right .publish {
    margin-bottom: 10px;
    font-size: 14px;
}

.pub-right .tags {
    line-height: 1.5;
}

.pub-right .pub-tags-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 14px;
    margin-top: 6px;
    margin-bottom: 8px;
    text-align: left;
}

.pub-right .pub-tags-row .tags {
    flex: 1;
    min-width: 0;
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    line-height: 1.4;
}

.pub-right .pub-tags-row .tags .tag {
    display: inline-flex;
    align-items: center;
    color: #5b5c5e;
    background: rgba(0, 0, 0, 0.05);
    border: 1px solid rgba(0, 0, 0, 0.1);
    border-radius: 6px;
    padding: 2px 9px;
    font-size: 12.5px;
    font-weight: 500;
    text-decoration: none;
    transition: background-color 0.18s ease, border-color 0.18s ease, color 0.18s ease;
}

.pub-right .pub-tags-row .tags .tag b {
    font-weight: 600;
}

.pub-right .pub-tags-row .tags .tag:hover {
    background: rgba(197, 5, 12, 0.08);
    border-color: rgba(197, 5, 12, 0.2);
    color: #C5050C;
    text-decoration: none;
}

.pub-right .pub-tags-row .publish {
    float: none;
    flex-shrink: 0;
    margin: 0;
    white-space: nowrap;
}

.pub-right .pub-tags-row .publish .publisher {
    display: inline-block;
    background: rgba(0, 0, 0, 0.06);
    color: #C5050C;
    border: 1px solid rgba(0, 0, 0, 0.12);
    border-radius: 999px;
    padding: 3px 11px;
    font-size: 13.5px;
    font-weight: 600;
    letter-spacing: 0.3px;
}

.pub-right .desc:not(:empty) {
    margin-top: 8px;
    font-size: 13.5px;
    line-height: 1.5;
    color: #4a5a6a;
    text-align: left;
}

.pub-right .desc .tldr-details {
    display: inline-block;
    box-sizing: border-box; /* Keep padding and accent border inside the card */
    width: calc(100% + 12px); /* Reach into the card's padding, short of its edge */
    padding: 6px 12px;
    background-color: rgba(0, 0, 0, 0.06);
    border-left: 3px solid #C5050C;
    border-radius: 0 4px 4px 0;
    transition: padding 0.2s ease;
}

.pub-right .desc .tldr-details:not([open]) {
    display: inline-block;
    width: auto;
    padding: 4px 10px;
}

.pub-right .desc .tldr-label {
    list-style: none;
    cursor: pointer;
    font-weight: 700;
    color: #C5050C;
    letter-spacing: 0.3px;
    user-select: none;
    outline: none;
    display: inline-flex;
    align-items: center;
    gap: 4px;
}

.pub-right .desc .tldr-label::-webkit-details-marker {
    display: none;
}

.pub-right .desc .tldr-label::after {
    content: "\25B8";
    font-size: 11px;
    color: #C5050C;
    transition: transform 0.2s ease;
    display: inline-block;
}

.pub-right .desc .tldr-details[open] .tldr-label::after {
    transform: rotate(90deg);
}

.pub-right .desc .tldr-label:hover {
    color: #9B0000;
}

.pub-right .desc .tldr-content {
    display: block;
    margin-top: 6px;
    font-style: italic;
    color: #5c5246;
}

/*
  Enhanced TLDR: JS force-opens the <details> so its text is always laid out and
  uses .is-open to fold/unfold, which lets hovering a card animate the reveal.
  Without JS the native [open] rules above keep working.
*/
.pub-right .desc .tldr-details.tldr--enhanced:not(.is-wide) {
    width: auto;
    padding: 4px 10px;
}

.pub-right .desc .tldr-details.tldr--enhanced:not(.is-open) .tldr-label::after {
    transform: rotate(0deg);
}

.pub-right .desc .tldr-details.tldr--enhanced .tldr-content {
    display: grid;
    grid-template-rows: 0fr;
    margin-top: 0;
    opacity: 0;
    overflow: hidden;
    transition: grid-template-rows 0.3s ease, opacity 0.25s ease, margin-top 0.3s ease;
}

/*
  Only the fully folded box narrows to its label: zero width keeps the hidden
  text from widening the pill, but a text reflowing to zero width while it folds
  would balloon into a tall column, so is-wide outlives the fold animation.
*/
.pub-right .desc .tldr-details.tldr--enhanced:not(.is-wide) .tldr-content {
    width: 0;
}

.pub-right .desc .tldr-details.tldr--enhanced.is-open .tldr-content {
    grid-template-rows: 1fr;
    margin-top: 6px;
    opacity: 1;
}

.pub-right .desc .tldr-details.tldr--enhanced .tldr-content > .tldr-text {
    min-height: 0;
}

/* Better responsive design for publications */
@media screen and (max-width: 800px) {
    .pub:hover,
    .pub:focus-within {
        transform: translateY(-3px); /* No scale: cards already span the viewport */
    }

    .pub-list {
        overflow: auto; /* No scaled cards to make room for; keep the cards' bleed contained */
    }

    .pub {
        flex-direction: column;
        align-items: center;
        text-align: center;
        padding: 15px 10px; /* Add horizontal padding to prevent cutoff */
        margin-left: -10px;
        margin-right: -10px;
        width: calc(100% + 20px); /* Compensate for negative margins */
    }
    
    .pub-left {
        flex: none;
        margin-right: 0;
        margin-bottom: 20px;
        max-width: 100%;
        width: 100%;
    }
    
    .pub-left .intro-img {
        max-width: 95%; /* Ensure image fits with some margin */
        height: auto;
    }
    
    .pub-right {
        width: 100%;
        max-width: 95%;
        padding: 0 10px; /* Add some padding for readability */
    }

    .pub-right .desc .tldr-details {
        width: 100%; /* Narrow cards have no spare padding to reach into */
    }
}

/* Mobile-specific publication container fix */
@media screen and (max-width: 600px) {
    .publications {
        overflow-x: hidden; /* Prevent horizontal scroll */
        padding: 0 5px; /* Add small padding */
    }
    
    .pub {
        margin-left: 0;
        margin-right: 0;
        width: 100%;
        padding: 15px 5px;
    }
    
    .pub-left .intro-img {
        max-width: 85%; /* Further reduce for very small screens */
    }
    
    .pub-right {
        padding: 0 5px;
    }
}

/* Miscellaneous section specific styling - separate from publications */
.misc-content {
    overflow: visible; /* Changed from auto to visible to accommodate scaled images */
    margin-bottom: 30px;
}

.misc-content .misc-intro {
    margin-bottom: 20px;
    line-height: 1.6;
}

.misc-sports-section {
    overflow: visible; /* Changed from auto to visible */
    margin-bottom: 30px;
    padding: 10px 0; /* Add padding to accommodate scaled images */
}

.misc-sports-left {
    float: left;
    width: calc(30% - 15px);
    text-align: center;
    margin-right: 30px;
}

.misc-sports-right {
    float: right;
    width: calc(70% - 15px);
}

.misc-sports-left .intro-img {
    width: 100%;
    max-width: 260px; /* Slightly reduced to leave room for scaling */
    height: auto;
    border-radius: 8px;
    border: 2px solid #C5050C;
    transition: transform 0.3s ease;
    transform-origin: center; /* Ensure scaling happens from center */
}

.misc-sports-left .intro-img:hover {
    transform: scale(1.02);
}

.misc-sports-right .desc {
    margin-top: 0;
}

.misc-sports-right .desc ul {
    margin-left: 20px;
    list-style-type: disc;
}

.misc-sports-right .desc ul li {
    margin-bottom: 8px;
    line-height: 1.4;
}

/* Responsive design for miscellaneous section */
@media screen and (max-width: 800px) {
    .misc-sports-left,
    .misc-sports-right {
        float: none;
        width: 100%;
        margin: 0 auto 20px auto;
        text-align: center;
    }
    
    .misc-sports-left {
        margin-bottom: 20px;
    }
}

/* Visitor map styling - improved positioning and sizing for both mobile and desktop */
.visitor-map {
    text-align: center;
    clear: both;
    width: 100%;
    max-width: 30%;
    margin: 0 auto;
    padding: 0;
}

/* Desktop visitor map positioning */
@media screen and (min-width: 800px) {
    .visitor-map {
        margin-top: 20px;
        padding: 10px 0;
        max-width: 30%;
    }
}

/* Mobile visitor map positioning */
@media screen and (max-width: 799px) {
    .visitor-map {
        margin-top: 15px;
        padding: 10px 0;
        max-width: 30%;
    }
    
    .misc-sports-section {
        margin-bottom: 15px;
    }
}

/* Sports section specific styling - keep for backwards compatibility */
.sports-section p {
    margin-bottom: 20px;
    line-height: 1.6;
}

.achievements-list {
    margin-left: 20px;
}

.achievements-list li {
    margin-bottom: 8px;
    line-height: 1.4;
}

/* Honors list styling */
.honors-list {
    list-style-type: disc;
    margin-left: 30px;
}

.honors-list li {
    margin-bottom: 8px;
    line-height: 1.5;
}

/* Image loading optimization with performance hints */
.intro-img {
    width: 100%;
    max-width: 260px; /* Slightly reduced to leave room for scaling */
    height: auto;
    border-radius: 8px;
    transition: transform 0.3s ease;
    transform-origin: center; /* Ensure scaling happens from center */
    content-visibility: auto; /* Improve rendering performance */
}

.intro-img:hover {
    transform: scale(1.02);
}

/* Profile section improvements */
.profile-wrapper {
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    content-visibility: auto; /* Optimize rendering */
}

/* Center the portrait + name/title/icons as one group (desktop only) */
@media screen and (min-width: 601px) {
    #profile-namecard {
        display: flex;
        align-items: center;
        justify-content: center;
        gap: 40px;
    }

    /* The float-clearing pseudo-element would become a stray flex item */
    #profile-namecard::after {
        display: none;
    }

    #my-pic,
    #my-contact {
        width: auto;
        flex: 0 1 auto;
        margin-left: 0;
        margin-right: 0;
    }
}

/* Better focus styles for accessibility */
a:focus,
button:focus {
    outline: 2px solid #2a7ae2;
    outline-offset: 2px;
}

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

/* Enhanced loading states for better perceived performance */
img[loading="lazy"] {
    opacity: 0;
    transition: opacity 0.3s ease-in-out;
}

img[loading="lazy"].loaded,
img[loading="lazy"]:not([src=""]) {
    opacity: 1;
}

/* Loading placeholder animation */
.loading-placeholder {
    background: linear-gradient(90deg, #f0f0f0 25%, #e0e0e0 50%, #f0f0f0 75%);
    background-size: 200% 100%;
    animation: shimmer 2s infinite;
}

@keyframes shimmer {
    0% { background-position: 200% 0; }
    100% { background-position: -200% 0; }
}

/* Back to top button improvements */
.back-to-top {
    border-radius: 50%;
    width: 50px;
    height: 50px;
    line-height: 50px;
    text-align: center;
    right: 20px;
    bottom: 20px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    transition: all 0.3s ease;
}

.back-to-top:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(0,0,0,0.15);
}

/* Font loading optimization */
.font-loading body {
    visibility: hidden;
}

.font-loaded body {
    visibility: visible;
}

/* Reduce motion for users who prefer it */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
    
    html {
        scroll-behavior: auto;
    }

    .pub:hover,
    .pub:focus-within {
        transform: none;
    }
}

/* High contrast mode support */
@media (prefers-contrast: high) {
    .pub {
        border-bottom: 2px solid #000;
    }
    
    .publication-category {
        border-bottom: 3px solid #000;
    }
}

/* Dark mode preparation (can be extended) */
@media (prefers-color-scheme: dark) {
    .back-to-top {
        background-color: rgba(45, 45, 45, 0.9);
        color: #fff;
    }
}

/* Improved spacing for better visual hierarchy */
section {
    margin-bottom: 40px;
}

section:last-child {
    margin-bottom: 0;
}

/* Better alignment for social media icons */
.social-media {
    display: flex;
    justify-content: center;
    align-items: center;
    flex-wrap: wrap;
    gap: 10px;
    margin-top: 15px;
}

@media screen and (max-width: 600px) {
    .social-media {
        gap: 8px;
    }
    
    .icon-button {
        width: 2.8rem;
        height: 2.8rem;
        line-height: 2.8rem;
        font-size: 1.8rem;
    }
}

/* Mobile-specific social media centering fix */
@media screen and (max-width: 600px) {
    /* Force mobile layout for profile */
    .profile-wrapper {
        width: 95% !important;
        margin: 0 auto !important;
    }
    
    .profile-col {
        float: none !important;
        width: 100% !important;
        margin: 10px 0 !important;
        text-align: center !important;
    }
    
    .profile-col-1,
    .profile-col-2 {
        float: none !important;
        width: 100% !important;
        margin: 10px 0 !important;
        text-align: center !important;
        display: block !important;
    }
    
    #my-contact {
        display: flex !important;
        flex-direction: column !important;
        align-items: center !important;
        justify-content: center !important;
        text-align: center !important;
        width: 100% !important;
    }
    
    #my-name,
    #my-title {
        text-align: center !important;
        width: 100% !important;
        margin: 5px 0 !important;
    }
    
    .social-media {
        display: flex !important;
        justify-content: center !important;
        align-items: center !important;
        flex-wrap: wrap !important;
        width: 100% !important;
        margin: 15px 0 !important;
        padding: 0 !important;
        text-align: center !important;
        left: 0 !important;
        right: 0 !important;
        position: relative !important;
    }
    
    .icon-button {
        margin: 0 5px !important;
        flex-shrink: 0 !important;
        position: relative !important;
        display: inline-flex !important;
        align-items: center !important;
        justify-content: center !important;
        text-align: center !important;
        vertical-align: middle !important;
    }
    
    .icon-button i {
        position: relative !important;
        left: 0 !important;
        top: 0 !important;
        margin: 0 auto !important;
        display: flex !important;
        align-items: center !important;
        justify-content: center !important;
        width: 100% !important;
        height: 100% !important;
        line-height: inherit !important;
    }
}

/* Footer width customization - match standard wrapper width */
.footer-col-wrapper {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 30px; /* Reduce gap to give more space to quote */
}

.footer-col-2 {
    flex: 0 0 auto; /* Don't grow, just fit content */
    min-width: 200px; /* Ensure minimum space for social icons */
}

.footer-col-3 {
    flex: 1; /* Take up remaining space */
    max-width: none; /* Remove width constraint to allow more space */
    min-width: 0; /* Allow shrinking if needed */
}

/* Responsive adjustments */
@media screen and (max-width: 800px) {
    .footer-col-wrapper {
        flex-direction: column;
        gap: 20px;
    }
    
    .footer-col-2,
    .footer-col-3 {
        flex: none;
        width: 100%;
        max-width: none;
    }
}

/* Performance optimization: will-change for animations */
.intro-img,
.back-to-top,
.icon-button {
    will-change: transform;
}

/* Content loading animations */
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

.bio,
.publications,
section {
    animation: fadeIn 0.6s ease-out;
}

/* Stagger animation delays for sections */
.bio { animation-delay: 0.1s; }
.publications { animation-delay: 0.2s; }
#awards { animation-delay: 0.3s; }
#teaching { animation-delay: 0.4s; }
#misc { animation-delay: 0.5s; }

/* Inline SVG icon (e.g. X / Twitter) inside circular icon-button */
.icon-button svg.icon-twitter {
    position: absolute;
    top: 50%;
    left: 50%;
    width: 1.6rem;
    height: 1.6rem;
    transform: translate(-50%, -50%);
    transition: color 0.3s;
    z-index: 11;
}

@media screen and (max-width: 600px) {
    .icon-button svg.icon-twitter {
        width: 1.4rem;
        height: 1.4rem;
    }
}

/* --- Social icon row: unified size, consistent style, subtle hover --- */
.icon-button {
    width: 3.0rem;
    height: 3.0rem;
    line-height: 3.0rem;
    font-size: 1.75rem;
    border-radius: 50%;
    background-color: #f0f2f4;
    border: 1px solid #d9dee3;
    box-shadow: none;
    transition: transform 0.18s ease, background-color 0.18s ease, border-color 0.18s ease, color 0.18s ease;
}

/* Disable the legacy expanding dark-fill animation */
.icon-button span {
    display: none;
}

.icon-button i {
    width: 2.85rem;
    height: 2.85rem;
    line-height: 2.85rem;
}

.icon-button svg.icon-twitter {
    width: 1.35rem;
    height: 1.35rem;
}

/* Unify all glyphs to a single neutral tone */
.icon-button .icon-twitter,
.icon-button .icon-github,
.icon-button .icon-linkedin,
.icon-button .icon-facebook {
    color: #4a4b4d;
}

.icon-button:hover {
    background-color: rgba(197, 5, 12, 0.10);
    border-color: rgba(197, 5, 12, 0.28);
    transform: scale(1.05);
}

.icon-button:hover .icon-twitter,
.icon-button:hover .icon-github,
.icon-button:hover .icon-linkedin,
.icon-button:hover .icon-facebook {
    color: #C5050C;
}