@charset "utf-8";

:root {
    --bg-page: #f3f5f8;
    --bg-card: #ffffff;
    --text-main: #202530;
    --text-muted: #5f6877;
    --line-soft: #e7ebf1;
    --accent: #2f5ea9;
    --accent-soft: rgba(47, 94, 169, 0.14);
    --accent-soft-2: rgba(47, 94, 169, 0.07);
    --shadow-card: 0 10px 28px rgba(17, 24, 39, 0.07);
    --shadow-card-hover: 0 16px 36px rgba(17, 24, 39, 0.10);
}

body {
    font-family: "Lato", sans-serif;
    font-weight: 400;
    padding-top: 5.0rem;
    color: var(--text-main);
    background:
        radial-gradient(circle at 96% 4%, rgba(47, 94, 169, 0.08), transparent 18%),
        radial-gradient(circle at 4% 96%, rgba(15, 23, 42, 0.06), transparent 22%),
        var(--bg-page);
}

h1, h2, h3, h4, h5, h6,
.h1, .h2, .h3, .h4, .h5, .h6 {
    font-family: "Fira Sans", sans-serif;
    font-weight: 700;
    letter-spacing: 0.01em;
}

.card {
    border-radius: 1rem !important;
    border: 1px solid var(--line-soft);
    box-shadow: var(--shadow-card) !important;
    transition: box-shadow 0.22s ease, transform 0.22s ease;
    background: var(--bg-card);
}

.card:hover {
    box-shadow: var(--shadow-card-hover) !important;
    transform: translateY(-1px);
}

.card-img-overlay {
    border-radius: 1rem!important;
}

.rounded-xl {
    border-radius: 1rem!important;
}

.rounded-xl-bottom {
    border-bottom-right-radius: 1rem !important;
    border-bottom-left-radius: 1rem !important;
}

.rounded-xl-top {
    border-top-left-radius: 1rem !important;
    border-top-right-radius: 1rem !important;
}


.text-profile-position {
    font-weight: 400;
    color: var(--text-muted);
}

.text-profile-bio {
    font-weight: 400;
    line-height: 1.8;
    color: #2f3643;
}

.text-profile-bio p:last-child {
    margin-bottom: 0;
}

.navbar {
    opacity: 0.95;
}

.site-navbar {
    background: rgba(255, 255, 255, 0.88);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--line-soft);
    box-shadow: none !important;
    transition: background-color 0.24s ease, border-color 0.24s ease, box-shadow 0.24s ease;
}

.site-navbar.nav-scrolled {
    background: rgba(255, 255, 255, 0.97);
    border-bottom-color: #dee5ef;
    box-shadow: 0 10px 22px rgba(17, 24, 39, 0.08) !important;
}

.site-navbar .navbar-brand {
    color: #1f2937 !important;
    font-family: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
    font-weight: 900;
    letter-spacing: 0.02em;
}

.site-navbar .nav-link {
    color: #49566b !important;
    font-weight: 500;
    border-radius: 0.65rem;
    padding: 0.4rem 0.75rem !important;
    transition: color 0.2s ease, background-color 0.2s ease, transform 0.2s ease;
}

.site-navbar .nav-item + .nav-item {
    margin-left: 0.35rem;
}

.site-navbar .nav-item.active .nav-link,
.site-navbar .nav-link:hover {
    color: #1d3f73 !important;
    background: var(--accent-soft);
    transform: translateY(-1px);
}

.site-navbar .navbar-toggler {
    border-color: var(--line-soft);
    color: #1f2937;
}

.site-footer {
    border-top-color: var(--line-soft) !important;
    background: rgba(255, 255, 255, 0.92) !important;
}

.site-footer .text-muted {
    color: var(--text-muted) !important;
}

.site-footer a {
    color: #3b5f97;
}

a {
    color: var(--accent);
}

a:hover {
    color: #1f4b90;
    text-decoration-color: rgba(31, 75, 144, 0.5);
}

a:focus-visible {
    outline: 2px solid rgba(47, 94, 169, 0.35);
    outline-offset: 2px;
    border-radius: 0.25rem;
}

.inline-badge {
    height: 16px;
    vertical-align: -10%;
    margin-right: 2px;
    line-break: unset;
}

.no-break {
    white-space: nowrap;
}

.cover-image {
    width: 180px;
    max-height: 120px;
    border-radius: 0.8rem;
}

.abstract-body {
    min-height: 100px;
}

img.lazy {
    background-image: url('images/loading.gif');
    background-repeat: no-repeat;
    background-position: 50% 50%;
    background-size: 50px 50px;
    min-height: 80px;
}

div.lazy {
    background-image: url('images/loading.gif');
    background-repeat: no-repeat;
    background-position: 50% 50%;
    background-size: 50px 50px;
    min-height: 80px;
}

.badge-publication {
    font-size: 100%;
}

.email-text {
    font-family: Source Code Pro, monospace;
}

.profile-mini-card {
    overflow: hidden;
    border: 1px solid var(--line-soft);
}

.profile-mini-portrait {
    width: min(100%, 210px);
    aspect-ratio: 1 / 1;
    object-fit: cover;
    border-radius: 1.2rem;
    box-shadow: 0 10px 26px rgba(31, 41, 55, 0.14);
}

.profile-mini-name {
    line-height: 1.2;
}

.profile-mini-positions {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.profile-mini-position-item {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.55rem;
    padding: 0.5rem 0.75rem;
    background: #f7f9fc;
    border: 1px solid #edf1f6;
    border-radius: 0.9rem;
    font-size: 0.95rem;
    line-height: 1.35;
    text-align: left;
}

.profile-mini-position-logo {
    width: 22px;
    height: 22px;
    object-fit: contain;
    flex: 0 0 auto;
}

.profile-mini-email {
    display: inline-block;
    word-break: break-word;
}

.profile-mini-links {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 0.85rem;
    font-size: 1.35rem;
}

.profile-mini-links a {
    color: inherit;
    opacity: 0.72;
    transition: opacity 0.2s ease, transform 0.2s ease;
}

.profile-mini-links a:hover {
    opacity: 1;
    transform: translateY(-1px);
    text-decoration: none;
}

.sidebar-info-card {
    border-radius: 1rem !important;
    border: 1px solid var(--line-soft);
    overflow: hidden;
}

.sidebar-info-title {
    color: #2a3b52;
}

.sidebar-info-item {
    padding-bottom: 0.1rem;
}

.sidebar-info-logo {
    width: 22px;
    height: 22px;
    object-fit: contain;
    margin-top: 0.15rem;
    flex: 0 0 auto;
}

.sidebar-info-name {
    font-size: 0.96rem;
    font-weight: 700;
    line-height: 1.3;
}

.sidebar-info-position {
    line-height: 1.4;
    color: #4e5d71;
}

.sidebar-info-position br {
    content: "";
}

.sidebar-info-date {
    margin-top: 0.2rem;
}

.bio-underlined {
    text-decoration: underline;
    text-decoration-thickness: 2px;
    text-decoration-color: rgba(33, 37, 41, 0.35);
    text-underline-offset: 0.18em;
    font-weight: 700;
}

.about-card {
    border: 1px solid var(--line-soft);
}

.about-title {
    position: relative;
    margin-bottom: 0.2rem;
}

.about-title::after {
    content: "";
    display: block;
    width: 62px;
    height: 3px;
    border-radius: 2px;
    margin-top: 0.35rem;
    background: linear-gradient(90deg, var(--accent), rgba(47, 94, 169, 0.18));
}

.about-body {
    font-size: 1.03rem;
}

.about-body p + p {
    margin-top: 0.7rem;
}

.section-card,
.my-3.bg-white.shadow-sm.rounded-xl {
    border: 1px solid var(--line-soft);
    box-shadow: var(--shadow-card) !important;
    overflow: hidden;
}

.section-card-title,
.my-3.bg-white.shadow-sm.rounded-xl h6 {
    font-family: "Fira Sans", sans-serif;
    font-weight: 700;
    letter-spacing: 0.01em;
    background: linear-gradient(180deg, rgba(255, 255, 255, 0.9), rgba(246, 249, 252, 0.7));
}

.border-gray,
.border-top.border-gray,
.border-bottom.border-gray {
    border-color: var(--line-soft) !important;
}

.news-year-group .text-muted {
    color: #6b7586 !important;
    font-weight: 700;
}

.news-item {
    gap: 0.75rem;
}

.publication-card .section-card-title a,
.publication-card-footer a {
    color: #3f659f;
    font-weight: 600;
}

.publication-item-row {
    transition: background-color 0.18s ease;
}

.publication-item-row:hover {
    background-color: #fbfcff;
}

.publication-cover {
    border-radius: 0.72rem;
    border: 1px solid #edf1f6;
    aspect-ratio: 3 / 2;
    object-fit: cover;
}

.publication-content {
    display: flex;
    flex-direction: column;
    gap: 0.28rem;
}

.publication-title {
    font-family: "Fira Sans", sans-serif;
    font-weight: 600 !important;
    line-height: 1.35;
    color: #1e2a3c;
}

.publication-authors {
    color: #2e3f57;
}

.publication-venue {
    color: #465872;
}

.publication-abstract {
    color: #6a7486 !important;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
    text-overflow: ellipsis;
}

.publication-links {
    margin-top: 0.18rem !important;
}

.publication-links a {
    color: #3f659f;
    font-weight: 600;
    margin-right: 0.3rem;
}

.publication-item-row-mobile {
    background-size: cover;
    background-position: center;
}

.publication-mobile-overlay {
    background-color: rgba(255, 255, 255, 0.94) !important;
}

@media (max-width: 768px) {
    body {
        padding-top: 4.6rem;
    }

    .about-body {
        font-size: 1rem;
    }

    .site-navbar .nav-item + .nav-item {
        margin-left: 0;
        margin-top: 0.2rem;
    }

    .site-navbar .nav-link {
        padding: 0.5rem 0.7rem !important;
    }

    .section-card-title {
        font-size: 0.98rem;
    }

    .publication-abstract {
        -webkit-line-clamp: 2;
    }
}