:root {
    color-scheme: light;
    --bg: #ffffff;
    --text: #23282f;
    --muted: #6a7280;
    --border: #e9e9e6;
    --surface: #f6f7f9;

    --accent: #3d5a80;
    --heading: #936c31;
    --accent-strong: #2b4058;
    --accent-soft: #eef2f7;
    --on-accent: #ffffff;

    --link: #2e79ae;
    --link-hover: #1e5f8a;

    --tile-bg: #2b4058;
    --tile-fg: #eef2f7;
    --tile-grey: #6a7280;
    --badge-bg: #eceef0;
    --li-hover: #0a66c2;

    --nav-bg: #26303f;
    --nav-text: #d5dae2;
    --nav-text-hover: #ffffff;

    --navbar-height: 52px;

    --content-max: 634px;
}

@media (prefers-color-scheme: dark) {
    :root:not([data-theme="light"]) {
        color-scheme: dark;
        --bg: #12161c;
        --text: #e8ecf1;
        --muted: #848b95;
        --border: #29313c;
        --surface: #1a2029;
        --accent: #5c82b4;
        --heading: #a17e48;
        --accent-strong: #b9d0ec;
        --accent-soft: #212a38;
        --on-accent: #11161d;
        --link: #70a6d2;
        --link-hover: #96bede;
        --tile-bg: #364f70;
        --tile-fg: #eaf1fa;
        --tile-grey: #596473;
        --badge-bg: #262e3a;
        --li-hover: #70b5f9;
        --nav-bg: #090c10;
        --nav-text: #cfd6df;
    }
}

:root[data-theme="dark"] {
    color-scheme: dark;
    --bg: #12161c;
    --text: #e8ecf1;
    --muted: #848b95;
    --border: #29313c;
    --surface: #1a2029;
    --accent: #5c82b4;
    --heading: #a17e48;
    --accent-strong: #b9d0ec;
    --accent-soft: #212a38;
    --on-accent: #11161d;
    --link: #70a6d2;
    --link-hover: #96bede;
    --tile-bg: #364f70;
    --tile-fg: #eaf1fa;
    --tile-grey: #596473;
    --badge-bg: #262e3a;
    --li-hover: #70b5f9;
    --nav-bg: #090c10;
    --nav-text: #cfd6df;
}

html {

    overscroll-behavior-y: none;
    scroll-behavior: smooth;

    -webkit-text-size-adjust: 100%;
    text-size-adjust: 100%;
}

body {
    overscroll-behavior-y: none;
    margin: 0;
    padding: 0;
    font-family: 'Poppins', sans-serif;
    font-size: 13px;
    background-color: var(--bg);
    color: var(--text);
    -webkit-font-smoothing: antialiased;
    text-rendering: optimizeLegibility;
}

a,
a:hover,
a:focus {
    text-decoration: none;
}

a {
    color: var(--link);
    transition: color 0.15s ease;
}

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

.container {
    max-width: var(--content-max);
    margin: 0 auto;
    min-height: 100vh;
    box-sizing: border-box;
    background-color: var(--bg);

    padding-top: 54px;
}

.container > .content {
    padding: 0 34px 86px 34px;
}

p {
    margin: 0 0 13px 0;
    line-height: 1.5;
}

b {
    font-weight: 600;
}

h1[id] {
    scroll-margin-top: 54px;
    padding-top: 19px;
    margin: 43px 0 15px 0;
    font-size: 16px;
    font-weight: 600;
    letter-spacing: 0.01em;
    text-align: left;
    color: var(--heading);

    display: flex;
    align-items: center;
}

#home {
    scroll-margin-top: 54px;
}

.heading-icon {
    margin-right: 9px;
    font-size: 0.82em;
    color: var(--heading);
}

.navbar {
    background-color: var(--nav-bg);
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    display: flex;
    align-items: center;
    padding: 0 12px 0 16px;
    height: var(--navbar-height);
}

.navbar .nav-links {
    flex: 1;
    min-width: 0;
    display: flex;
    flex-wrap: nowrap;
    justify-content: center;
    gap: 2px;

    padding-left: 40px;
    overflow-x: auto;
    scrollbar-width: none;
    -ms-overflow-style: none;
}

.navbar .nav-links::-webkit-scrollbar {
    display: none;
}

.navbar a {
    color: var(--nav-text);
    text-align: center;
    padding: 9px 15px;

    border-radius: 999px;
    font-size: 12px;
    font-weight: 500;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    white-space: nowrap;
    transition: color 0.15s ease, background-color 0.15s ease;
}

.navbar a:hover {
    color: var(--nav-text-hover);
    background-color: rgba(255, 255, 255, 0.08);
}

.navbar a.is-active {
    color: var(--nav-text-hover);
    background-color: rgba(255, 255, 255, 0.14);
}

.theme-toggle {
    flex: none;
    width: 32px;
    height: 32px;
    margin-left: 8px;
    padding: 0;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border: 0;
    border-radius: 50%;
    background: transparent;
    color: var(--nav-text);
    font-size: 14px;
    cursor: pointer;
    transition: color 0.15s ease, background-color 0.15s ease;
}

.theme-toggle:hover {
    color: var(--nav-text-hover);
    background-color: rgba(255, 255, 255, 0.08);
}

.theme-toggle:focus-visible,
.navbar a:focus-visible {
    outline: 2px solid var(--nav-text);
    outline-offset: -2px;
}

.theme-switching,
.theme-switching *,
.theme-switching *::before,
.theme-switching *::after {
    transition: none !important;
}

ol, ul {
    margin-top: 0;
}

p:has(+ ol),
p:has(+ ul) {
    margin-bottom: 0;
}

ul {
    padding-left: 36px;
}

li {
    line-height: 1.5;
}

.v-sub {
    color: var(--muted);
}

.topbar {
    padding-top: 19px;
    margin-bottom: 28px;
    font-size: 13px;
    color: var(--muted);
}

.topbar-row {
    display: flex;
    align-items: center;
    gap: 22px;
}

.topbar-photo-wrap {
    position: relative;
    width: 104px;
    height: 84px;
    flex: none;
}
.topbar-photo {
    position: absolute;
    left: 10px;
    top: 0;
    width: 84px;
    height: 84px;
    display: block;
    border-radius: 50%;
    object-fit: cover;
}

.topbar-photo-wrap::before {
    content: "";
    position: absolute;
    left: 0;
    top: -600px;
    bottom: -10px;
    width: 104px;
    background: var(--badge-bg);
    border-radius: 0 0 52px 52px;
}

.topbar-text {
    flex: 1;
    min-width: 0;
    text-align: left;
}

.topbar-name {
    margin: 0;
    line-height: 1.2;
    font-size: 16px;
    font-weight: 600;
    letter-spacing: 0.01em;
    color: var(--heading);
}

.topbar-title {
    margin: 0 0 11px 0;
    font-size: 13px;
    line-height: 1.5;
    color: var(--muted);
}

.topbar-icons {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: center;
    gap: 16px;
    margin-top: 22px;
}

.topbar-icons a.ti {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 26px;
    height: 26px;
    line-height: 1;
    background: var(--tile-bg);
    color: var(--tile-fg);
    border-radius: 5.5px;
    transition: opacity 0.15s ease;
}

.topbar-icons a.ti:hover {
    opacity: 0.72;
}

.topbar-icons a.ti i {
    font-size: 17.8px;
}
.topbar-icons a.ti[aria-label="ResearchGate"] i,
.topbar-icons a.ti[aria-label="Google Scholar"] i,
.topbar-icons a.ti[aria-label="Scopus"] i {
    font-size: 23px;
}

.topbar-icons a.ti[aria-label="Email"] {
    background: var(--tile-grey);
}

.topbar-icons a.ti[aria-label="Email"] i {
    font-size: 18.4px;
}

.topbar-meta {
    display: flex;
    align-items: flex-start;
    gap: 5px;
    line-height: 1.5;
    --meta-fs: 13px;
    font-size: var(--meta-fs);
    color: var(--muted);
    margin-bottom: 0;
    cursor: default;
}

.topbar-meta i {
    font-size: 12px;
    color: var(--muted);
    display: flex;
    justify-content: center;
    align-items: center;
    height: calc(1.5 * var(--meta-fs));
    width: 17px;
    flex: none;
}
.topbar-meta.topbar-workshop {
    margin-bottom: 0;
    cursor: auto;
}
.topbar-meta a {
    color: var(--link);
}

.pub-search {
    display: block;
    width: 100%;
    box-sizing: border-box;
    margin: 6px 0 2px 0;
    padding: 8px 14px;
    font-family: inherit;
    font-size: 13px;
    color: var(--text);
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 999px;
    outline: none;
    transition: border-color 0.15s ease, box-shadow 0.15s ease;
}
.pub-search::placeholder {
    color: var(--muted);
}
.pub-search:focus {
    border-color: var(--accent);
    box-shadow: 0 0 0 3px var(--accent-soft);
}
.pub-noresults {
    margin: 12px 0 0 0;
    color: var(--muted);
}

.pub-count {
    min-height: 1em;
    margin: 3px 2px 0 0;
    text-align: right;
    font-size: 13px;
    color: var(--muted);
}

mark.pub-hl {
    background-color: #ffe08a;
    color: #23282f;
    border-radius: 2px;
    padding: 0 1px;
}

.news-posts {
    display: flex;
    flex-direction: column;
    gap: 18px;
    margin-top: 6px;
}
.news-post {
    width: 100%;
    max-width: 545px;
}
.news-card {
    position: relative;
    overflow: hidden;
    border: 1px solid var(--border);
    border-radius: 8px;
    background: var(--surface);
    padding: 12px 14px;
}

.news-card::before {
    content: "";
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 3px;
    background: var(--accent);
    opacity: 0;
    transition: opacity 0.3s ease;
}
.news-post.is-open .news-card::before {
    opacity: 1;
}
.news-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 8px;
    margin-bottom: 8px;
}
.news-meta {
    display: flex;
    flex-direction: column;
    line-height: 1.25;
}
.news-date {
    font-size: 13px;
    color: var(--muted);
}
.news-li {
    font-size: 19px;
    line-height: 1;
    color: var(--link);
    flex: none;
}
.news-li:hover {
    color: var(--li-hover);
}

.news-clip {
    position: relative;
    overflow: hidden;
    max-height: 98px;
    transition: max-height 0.4s ease;
}
.news-text {
    line-height: 1.5;
}

.news-text p {
    white-space: pre-line;
}
.news-text p:last-child {
    margin-bottom: 0;
}
.news-clip::after {
    content: "";
    position: absolute;
    left: 0;
    right: 0;
    bottom: 0;
    height: 42px;
    background: linear-gradient(to bottom, transparent, var(--surface));
    pointer-events: none;
    transition: opacity 0.25s ease;
}
.news-post.is-open .news-clip::after {
    opacity: 0;
}

.news-toggle {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 46px;
    height: 24px;
    margin: 5px auto 0;
    padding: 0;
    border: 0;
    border-radius: 999px;
    background: transparent;
    color: var(--muted);
    font-size: 13px;
    cursor: pointer;
    transition: background-color 0.15s ease, color 0.15s ease;
}
.news-toggle:hover {
    background: var(--accent-strong);
    color: var(--on-accent);
}

.news-more {
    margin: 0 0 12px 0;
}

.pub-leadin {
    margin: 12px 0 0 0;
    font-weight: 600;
    color: var(--text);
}

.pub-list {
    margin-top: 0;
    padding-left: 36px;
}

.pub-item {
    margin-bottom: 0;
    line-height: 1.5;
}

.pub-item::marker {
    color: var(--text);
}

.pub-title {
    font-weight: 500;
    color: var(--link);

    padding-right: 3px;
}

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

.pub-ref {
    color: var(--muted);
}

.pub-badge {
    display: inline-block;
    font-size: 9.5px;
    line-height: 1;
    padding: 2px 6px;

    margin-right: 7px;
    border-radius: 10px;
    vertical-align: middle;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    white-space: nowrap;
}

.pub-badge--in-press {
    background-color: var(--accent-soft);
    color: var(--accent-strong);
    border: 1px solid var(--accent-soft);
}

.pub-abstract-btn,
.pub-arxiv-btn {
    display: inline-block;
    font-size: 9.5px;
    line-height: 1;
    padding: 2px 6px;
    margin-right: 7px;
    border-radius: 10px;
    vertical-align: middle;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    white-space: nowrap;
    cursor: pointer;
    user-select: none;
    color: var(--text);
    background-color: transparent;
    border: 1px solid var(--text);
    transition: background-color 0.15s ease, color 0.15s ease;
}

.pub-abstract-btn:hover,
.pub-abstract-btn.is-open,
.pub-arxiv-btn:hover,
.pub-arxiv-btn:active {
    background-color: var(--text);
    color: var(--bg);
}

.pub-arxiv-btn {
    background-color: var(--badge-bg);
    color: color-mix(in srgb, var(--muted) 70%, var(--text));
    border-color: var(--badge-bg);
}

.pub-arxiv-btn:hover,
.pub-arxiv-btn:active {
    background-color: var(--text);
    color: var(--bg);
    border-color: var(--text);
}

.pub-abstract-wrap {
    display: grid;
    grid-template-rows: 0fr;
    transition: grid-template-rows 0.3s ease;
}

.pub-abstract-wrap.is-open {
    grid-template-rows: 1fr;
}

.pub-abstract-clip {
    overflow: hidden;
    min-height: 0;
}

.pub-abstract {
    margin: 8px 0 10px 0;
    padding: 11px 14px;
    background-color: var(--surface);
    border: 1px solid var(--border);
    border-left: 3px solid var(--accent);
    border-radius: 4px;
    line-height: 1.5;
    color: var(--text);
    text-align: left;
    opacity: 0;
    transition: opacity 0.28s ease;
}

.pub-abstract-wrap.is-open .pub-abstract {
    opacity: 1;
}

@media (prefers-reduced-motion: reduce) {
    .pub-abstract-wrap,
    .pub-abstract {
        transition: none;
    }
}

mjx-container {
    color: inherit;
}

.math-nobreak {
    white-space: nowrap;
}

@media (max-width: 768px) {
    .container > .content {
        padding: 0 18px 56px 18px;
    }

    .navbar {
        padding: 0 8px;
    }

    .navbar .nav-links {
        justify-content: flex-start;
        padding-left: 0;
    }

    .navbar a {
        padding: 7px 11px;
        letter-spacing: 0.05em;
    }
}

@media (max-width: 600px), (pointer: coarse) and (max-width: 1024px) {
    body,
    .topbar,
    .topbar-title,
    .topbar-meta {
        font-size: 15px;
    }

    h1[id],
    .topbar-name {
        font-size: 18px;
    }

    .topbar-meta {
        --meta-fs: 15px;
    }

    .topbar-meta i {
        font-size: 14px;
        width: 19px;
    }

    .news-date,
    .pub-count {
        font-size: 14px;
    }

    .news-li {
        font-size: 24px;
    }

    .pub-search {
        font-size: 16px;
        padding: 10px 16px;
    }

    .content {
        overflow-wrap: break-word;
    }

    mjx-container[display="true"] {
        max-width: 100%;
        overflow-x: auto;
        overflow-y: hidden;
    }

    .navbar a {
        font-size: 13px;
        padding: 10px 13px;
    }

    .theme-toggle {
        width: 40px;
        height: 40px;
        font-size: 15px;
    }

    .topbar-icons {
        gap: 10px;
    }

    .topbar-icons a.ti {
        width: 34px;
        height: 34px;
        border-radius: 7px;
    }

    .topbar-icons a.ti i {
        font-size: 23px;
    }

    .topbar-icons a.ti[aria-label="ResearchGate"] i,
    .topbar-icons a.ti[aria-label="Google Scholar"] i,
    .topbar-icons a.ti[aria-label="Scopus"] i {
        font-size: 30px;
    }

    .topbar-icons a.ti[aria-label="Email"] i {
        font-size: 24px;
    }

    .news-toggle {
        width: 60px;
        height: 38px;
        margin-top: 2px;
        font-size: 15px;
    }

    .news-clip {
        max-height: 116px;
    }

    .pub-badge,
    .pub-abstract-btn,
    .pub-arxiv-btn {
        font-size: 10px;
        padding: 5px 9px;
        border-radius: 13px;
        margin-top: -3px;
        margin-bottom: -3px;
    }

    .pub-abstract {
        padding: 13px 15px;
    }

    p {
        margin-bottom: 13px;
    }

    h1[id] {
        margin: 43px 0 15px 0;
        padding-top: 19px;
    }

    .topbar {
        padding-top: 20px;
        margin-bottom: 28px;
    }

    .topbar-title {
        margin-bottom: 11px;
    }

    .topbar-icons {
        margin-top: 22px;
    }

    .news-more {
        margin-bottom: 13px;
    }

    .container > .content {
        padding-left: 20px;
        padding-right: 20px;
    }
}

@media (max-width: 600px) {
    .container > .content {
        padding: 0 18px 60px 18px;
    }

    .topbar-row {
        gap: 18px;
    }

    ul,
    .pub-list {
        padding-left: 30px;
    }
}

@media (hover: none) {
    .navbar a:hover:not(.is-active),
    .theme-toggle:hover {
        background-color: transparent;
    }

    .navbar a:hover:not(.is-active) {
        color: var(--nav-text);
    }

    .theme-toggle:hover {
        color: var(--nav-text);
    }

    .news-toggle:hover {
        background: transparent;
        color: var(--muted);
    }

    .topbar-icons a.ti:hover {
        opacity: 1;
    }

    .pub-abstract-btn:hover:not(.is-open) {
        background-color: transparent;
        color: var(--text);
    }

    .pub-arxiv-btn:hover {
        background-color: var(--badge-bg);
        color: color-mix(in srgb, var(--muted) 70%, var(--text));
        border-color: var(--badge-bg);
    }

    .pub-arxiv-btn:active {
        background-color: var(--text);
        color: var(--bg);
        border-color: var(--text);
    }
}

@media (max-width: 360px) {
    .topbar-icons {
        gap: 8px;
    }

    .topbar-icons a.ti {
        width: 30px;
        height: 30px;
    }

    .topbar-icons a.ti i {
        font-size: 20px;
    }

    .topbar-icons a.ti[aria-label="ResearchGate"] i,
    .topbar-icons a.ti[aria-label="Google Scholar"] i,
    .topbar-icons a.ti[aria-label="Scopus"] i {
        font-size: 26px;
    }

    .topbar-icons a.ti[aria-label="Email"] i {
        font-size: 21px;
    }
}

@media (min-width: 480px) and (max-width: 1024px) and (pointer: coarse) {
    .navbar .nav-links {
        justify-content: flex-start;
        padding-left: 48px;
    }

    .navbar .nav-links a:first-child {
        margin-left: auto;
    }

    .navbar .nav-links a:last-child {
        margin-right: auto;
    }
}

@media (pointer: coarse) {
    body {
        padding-left: env(safe-area-inset-left);
        padding-right: env(safe-area-inset-right);
    }

    .navbar {
        padding-left: max(8px, env(safe-area-inset-left));
        padding-right: max(8px, env(safe-area-inset-right));
    }
}