:root {
    --page-bg: #f5f7fb;
    --page-surface: rgba(255, 255, 255, 0.94);
    --page-surface-strong: #ffffff;
    --page-border: #e3e7ef;
    --page-border-strong: #d0daf0;
    --page-shadow: 0 22px 44px rgba(18, 26, 45, 0.08);
    --page-shadow-hover: 0 28px 56px rgba(18, 26, 45, 0.12);
    --page-accent: #1f4fd8;
    --page-accent-strong: #173fb3;
    --page-accent-soft: rgba(31, 79, 216, 0.12);
    --page-text: #1f2430;
    --page-muted: #556070;
    --page-subtle: #6a7380;
    --page-width: min(1120px, calc(100vw - 40px));
    --page-radius: 24px;
}

html {
    scroll-behavior: smooth;
    background: var(--page-bg);
}

body.site-shell {
    margin: 0;
    min-height: 100vh;
    overflow-x: hidden;
    color: var(--page-text);
    background:
        radial-gradient(1000px 420px at 10% 0%, rgba(31, 79, 216, 0.08), rgba(255, 255, 255, 0) 60%),
        radial-gradient(900px 360px at 90% 6%, rgba(0, 0, 0, 0.05), rgba(255, 255, 255, 0) 60%),
        linear-gradient(180deg, #f7f9fc 0%, #ffffff 30%, #f4f6fb 100%);
}

body.site-shell::before {
    content: "";
    position: fixed;
    inset: 0;
    background: url("assets/img/group24.jpg") no-repeat center center fixed;
    background-size: cover;
    opacity: 0.03;
    pointer-events: none;
    z-index: 0;
}

body.site-shell > * {
    position: relative;
    z-index: 1;
}

body.site-shell a {
    color: var(--page-accent);
}

body.site-shell a:hover {
    color: var(--page-accent-strong);
}

.site-nav {
    display: block;
    width: var(--page-width);
    height: auto;
    margin: 0 auto;
    padding: 28px 0 12px;
}

.site-nav .site-nav-items {
    width: 100%;
}

.site-nav .site-nav-list {
    float: none;
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 8px 22px;
    margin: 0;
    padding: 0;
    list-style: none;
}

.site-nav .site-nav-list li {
    display: block;
    padding: 0;
}

.site-nav .site-nav-list li span {
    display: block;
}

.site-nav .site-nav-list li span::before,
.site-nav .site-nav-list li span::after {
    display: none;
}

.site-nav .nav-link {
    position: relative;
    display: inline-flex;
    align-items: center;
    padding: 8px 0;
    color: #354053;
    text-decoration: none;
    font-size: 0.96rem;
    font-weight: 500;
    letter-spacing: 0.06em;
}

.site-nav .nav-link::after {
    content: "";
    position: absolute;
    left: 0;
    right: 0;
    bottom: 0;
    height: 2px;
    border-radius: 999px;
    background: var(--page-accent);
    transform: scaleX(0);
    transform-origin: center;
    transition: transform 0.25s ease;
}

.site-nav .nav-link:hover,
.site-nav .nav-link[aria-current="page"] {
    color: var(--page-text);
    text-decoration: none;
}

.site-nav .nav-link:hover::after,
.site-nav .nav-link[aria-current="page"]::after {
    transform: scaleX(1);
}

.site-page {
    position: relative;
    padding: 16px 0 72px;
}

.site-page .page-container {
    width: var(--page-width);
    max-width: 1120px;
}

.site-page .page-header {
    max-width: 920px;
    margin: 8px auto 32px;
    text-align: center;
}

.site-page .page-eyebrow {
    margin: 0 0 10px;
    font-size: 0.82rem;
    font-weight: 600;
    letter-spacing: 0.22em;
    text-transform: uppercase;
    color: var(--page-accent);
}

.site-page .page-title {
    margin: 0 0 12px;
    font-family: "CircularStd", sans-serif;
    font-size: clamp(2.35rem, 4vw, 3.35rem);
    font-weight: 700;
    line-height: 1.08;
    letter-spacing: 0.04em;
    color: var(--page-text);
}

.site-page .page-title::after {
    content: "";
    display: block;
    width: 72px;
    height: 3px;
    margin: 16px auto 0;
    border-radius: 999px;
    background: rgba(31, 79, 216, 0.24);
}

.site-page .page-subtitle {
    max-width: 840px;
    margin: 0 auto;
    font-size: 1.05rem;
    line-height: 1.8;
    color: var(--page-muted);
}

.site-page .page-section {
    margin-top: 34px;
}

.site-page .page-section-title {
    position: relative;
    display: inline-block;
    margin: 0 0 16px;
    font-family: "CircularStd", sans-serif;
    font-size: 1.28rem;
    font-weight: 700;
    color: var(--page-text);
}

.site-page .page-section-title::after {
    content: "";
    display: block;
    width: 56px;
    height: 3px;
    margin-top: 10px;
    border-radius: 999px;
    background: rgba(31, 79, 216, 0.2);
}

.site-page .page-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(min(290px, 100%), 1fr));
    gap: 20px;
    align-items: start;
}

.site-page .page-stack {
    display: flex;
    flex-direction: column;
    gap: 18px;
}

.site-page .page-card {
    position: relative;
    background: var(--page-surface);
    border: 1px solid var(--page-border);
    border-radius: var(--page-radius);
    padding: 24px;
    box-shadow: var(--page-shadow);
    overflow: hidden;
    transition: transform 0.25s ease, box-shadow 0.25s ease, border-color 0.25s ease;
}

.site-page .page-card::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 5px;
    background: linear-gradient(90deg, rgba(31, 79, 216, 0.86), rgba(31, 79, 216, 0.14));
}

.site-page .page-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--page-shadow-hover);
    border-color: var(--page-border-strong);
}

.site-page .page-card p {
    margin: 0 0 12px;
    font-size: 0.99rem;
    line-height: 1.75;
    color: var(--page-muted);
}

.site-page .page-card p:last-child {
    margin-bottom: 0;
}

.site-page .page-card h2,
.site-page .page-card h3 {
    margin-top: 0;
    color: var(--page-text);
}

.site-page .page-card ul,
.site-page .page-card ol,
.site-page .page-list-reset {
    float: none;
    margin: 0;
    padding: 0;
    list-style: none;
}

.site-page .page-card li,
.site-page .page-list-reset li {
    display: block;
    padding: 0;
}

.site-page .page-card--link {
    display: block;
    text-decoration: none;
    color: inherit;
}

.site-page .page-card--link:hover {
    text-decoration: none;
}

.page-tag {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 6px 12px;
    border-radius: 999px;
    border: 1px solid rgba(31, 79, 216, 0.16);
    background: rgba(31, 79, 216, 0.07);
    color: #2348a2;
    font-size: 0.8rem;
    font-weight: 600;
    letter-spacing: 0.04em;
    text-decoration: none;
}

.page-chip-row {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-top: 16px;
}

.page-action {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 160px;
    padding: 14px 24px;
    border: none;
    border-radius: 999px;
    background: var(--page-accent);
    color: #ffffff;
    font-size: 0.86rem;
    font-weight: 600;
    letter-spacing: 0.08em;
    text-transform: lowercase;
    box-shadow: 0 18px 32px rgba(31, 79, 216, 0.24);
    transition: transform 0.25s ease, box-shadow 0.25s ease, background 0.25s ease;
    cursor: pointer;
}

.page-action:hover {
    color: #ffffff !important;
    background: var(--page-accent-strong);
    transform: translateY(-2px);
    box-shadow: 0 22px 40px rgba(31, 79, 216, 0.28);
    text-decoration: none;
}

.page-home {
    min-height: calc(100vh - 40px);
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.page-home .page-container {
    display: grid;
    align-items: center;
    flex: 1;
}

.page-home .page-header {
    margin: 0;
    text-align: left;
}

.page-home .page-title::after {
    margin-left: 0;
    margin-right: auto;
}

.page-home .page-subtitle {
    margin: 0;
    max-width: 680px;
}

.home-hero {
    max-width: 760px;
    padding: 36px 0 30px;
}

.home-actions {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 16px;
    margin-top: 28px;
}

.page-home .contact-btn {
    padding: 14px 24px;
}

.page-home .social-icons {
    margin-top: 0;
    display: flex;
    gap: 10px;
}

.page-home .social-icons a,
.site-footer .social-icons a {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.9);
    border: 1px solid var(--page-border);
    box-shadow: 0 14px 28px rgba(18, 26, 45, 0.06);
    color: var(--page-text);
    text-decoration: none;
    transition: transform 0.2s ease, border-color 0.2s ease, color 0.2s ease;
}

.page-home .social-icons a:hover,
.site-footer .social-icons a:hover {
    transform: translateY(-2px);
    border-color: #c9d8ff;
    color: var(--page-accent);
}

.page-home .social-icons i,
.site-footer .social-icons i {
    padding: 0;
    font-size: 1.05rem;
}

.site-footer {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 16px 24px;
    width: var(--page-width);
    margin: 0 auto;
    padding: 18px 0 40px;
}

.site-footer .social-icons {
    margin-top: 0;
    display: flex;
    gap: 10px;
}

.site-footer-meta {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 10px 20px;
    margin-left: auto;
}

.site-footer-note,
.site-footer-legal {
    color: var(--page-muted);
    font-size: 0.9rem;
    text-decoration: none;
}

.site-footer-legal:hover {
    text-decoration: none;
}

.page-compact {
    min-height: calc(100vh - 168px);
    display: flex;
    align-items: center;
}

.page-compact .page-container {
    max-width: 760px;
}

.page-compact .page-header {
    margin-bottom: 0;
}

.page-compact-card {
    text-align: center;
    padding: 38px 34px;
}

.page-compact-card .page-card-body {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.page-compact-card .page-card-body p {
    margin: 0;
}

.page-centered-actions {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 12px;
}

.page-card-link-list {
    display: grid;
    gap: 10px;
    margin-top: 16px;
}

.page-card-link-list li {
    position: relative;
    padding: 10px 12px 10px 18px;
    border-radius: 14px;
    background: #f7f9fc;
    border: 1px solid #e8edf6;
}

.page-card-link-list li::before {
    content: "";
    position: absolute;
    left: 10px;
    top: 18px;
    width: 4px;
    height: 4px;
    border-radius: 50%;
    background: var(--page-accent);
}

.page-card-link-list a {
    color: var(--page-text);
    text-decoration: none;
    font-weight: 500;
}

.page-card-link-list a:hover {
    color: var(--page-accent);
    text-decoration: none;
}

.page-card-link-list span {
    display: block;
    margin-top: 4px;
    font-size: 0.82rem;
    line-height: 1.55;
    color: var(--page-subtle);
}

.site-page .people-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(min(320px, 100%), 1fr));
    gap: 20px;
}

.site-page .people-grid--compact {
    display: flex;
    flex-wrap: wrap;
    gap: 20px;
}

.site-page .people-grid--compact .person-card {
    width: calc((100% - 40px) / 3);
    max-width: calc((100% - 40px) / 3);
}

.site-page .person-card {
    display: flex;
    gap: 20px;
    align-items: flex-start;
    padding: 24px;
}

.site-page .person-card::before {
    top: 0;
    bottom: auto;
    width: 100%;
    height: 5px;
    background: linear-gradient(90deg, rgba(31, 79, 216, 0.86), rgba(31, 79, 216, 0.14));
}

.site-page .person-photo,
.site-page .person-photo--placeholder {
    width: 112px;
    height: 112px;
    border-radius: 20px;
    flex-shrink: 0;
    object-fit: cover;
    box-shadow: 0 14px 28px rgba(18, 26, 45, 0.1);
}

.site-page .person-photo--placeholder {
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #eef3ff, #f7f9fc);
    color: #4b5d7d;
    font-weight: 700;
    letter-spacing: 0.08em;
}

.site-page .person-body {
    min-width: 0;
    flex: 1;
}

.site-page .person-name {
    margin: 0 0 8px;
    font-family: "CircularStd", sans-serif;
    font-size: 1.32rem;
    line-height: 1.2;
    color: var(--page-text);
}

.site-page .person-role {
    margin: 0 0 14px;
}

.site-page .person-role span {
    display: inline-flex;
    align-items: center;
    padding: 6px 12px;
    border-radius: 999px;
    background: rgba(31, 79, 216, 0.08);
    border: 1px solid rgba(31, 79, 216, 0.14);
    color: #2348a2;
    font-size: 0.8rem;
    font-weight: 600;
    letter-spacing: 0.05em;
}

.site-page .person-meta {
    display: grid;
    gap: 8px;
    margin: 0;
    padding: 0;
    list-style: none;
}

.site-page .person-meta li {
    font-size: 0.94rem;
    line-height: 1.6;
    color: var(--page-muted);
}

.site-page .person-links {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-top: 16px;
}

.site-page .person-links a {
    display: inline-flex;
    align-items: center;
    padding: 8px 14px;
    border-radius: 999px;
    border: 1px solid rgba(31, 79, 216, 0.14);
    background: rgba(31, 79, 216, 0.06);
    color: #2348a2;
    font-size: 0.84rem;
    font-weight: 600;
    text-decoration: none;
}

.site-page .person-links a:hover {
    text-decoration: none;
    background: rgba(31, 79, 216, 0.1);
}

.site-page .open-positions-card {
    max-width: none;
    padding: 24px;
}

.site-page .news-list,
.site-page .publications-list,
.site-page .opportunities-list,
.site-page .software-list {
    display: grid;
    gap: 18px;
}

.site-page .news-card p,
.site-page .publication-card p,
.site-page .opportunity-card p,
.site-page .software-card p {
    margin: 0 0 12px;
}

.site-page .news-image {
    display: block;
    width: 100%;
    max-width: 320px;
    margin: 16px auto 0;
    border-radius: 18px;
    box-shadow: 0 14px 28px rgba(18, 26, 45, 0.1);
}

.site-page .publication-card .publication-title,
.site-page .software-card .software-title {
    margin: 0 0 8px;
    font-family: "CircularStd", sans-serif;
    font-size: 1.18rem;
    line-height: 1.35;
    color: var(--page-text);
}

.site-page .publication-card .publication-authors,
.site-page .publication-card .publication-venue,
.site-page .software-card .software-description,
.site-page .software-card .software-citation {
    color: var(--page-muted);
}

.site-page .publication-feature-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 16px;
}

.site-page .publication-feature-card {
    display: grid;
    grid-template-rows: auto 1fr;
    padding: 0;
    overflow: hidden;
}

.site-page .publication-feature-card:hover {
    text-decoration: none;
}

.site-page .publication-feature-media {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 180px;
    padding: 14px;
    background:
        radial-gradient(220px 120px at 20% 0%, rgba(18, 26, 45, 0.05), rgba(255, 255, 255, 0) 70%),
        linear-gradient(180deg, #f7f8fb 0%, #ffffff 100%);
    border-bottom: 1px solid #e8edf6;
}

.site-page .publication-feature-media img {
    width: 100%;
    max-height: 190px;
    object-fit: contain;
    border-radius: 14px;
    background: #ffffff;
}

.site-page .publication-feature-body {
    display: grid;
    gap: 8px;
    padding: 18px 18px 20px;
}

.site-page .publication-feature-kicker {
    display: inline-flex;
    align-items: center;
    width: fit-content;
    margin: 0;
    padding: 6px 10px;
    border-radius: 999px;
    background: #eef2f7;
    border: 1px solid #dde5ef;
    font-size: 0.76rem;
    font-weight: 600;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: #49596f;
}

.site-page .publication-feature-title {
    margin: 0;
    font-family: "CircularStd", sans-serif;
    font-size: 0.97rem;
    line-height: 1.35;
    color: var(--page-text);
}

.site-page .publication-feature-meta {
    margin: 0;
    font-size: 0.86rem;
    line-height: 1.5;
    color: var(--page-muted);
}

.site-page .software-card .software-install {
    display: inline-flex;
    align-items: center;
    margin-top: 6px;
    padding: 8px 14px;
    border-radius: 999px;
    background: #f6f8fc;
    border: 1px solid #e7ebf4;
    color: var(--page-text);
    font-size: 0.85rem;
}

.site-page .software-card .software-citation-list {
    display: grid;
    gap: 10px;
    margin-top: 16px;
    padding: 0;
    list-style: none;
}

.site-page .software-card .software-citation-list li {
    padding: 12px 14px;
    border-radius: 16px;
    background: #f7f9fc;
    border: 1px solid #e8edf6;
    color: var(--page-muted);
    font-size: 0.88rem;
    line-height: 1.62;
}

.site-page .culture-hero-card {
    padding: 0;
    overflow: hidden;
}

.site-page .culture-hero-image {
    display: block;
    width: 100%;
    min-height: 320px;
    object-fit: cover;
}

.site-page .culture-hero-body {
    padding: 28px;
}

.site-page .culture-gallery {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(min(200px, 100%), 1fr));
    gap: 18px;
}

.site-page .culture-gallery-card {
    padding: 0;
    overflow: hidden;
    aspect-ratio: 1 / 0.82;
}

.site-page .culture-gallery-card img {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.site-page .legal-copy {
    max-width: 620px;
    margin: 0 auto;
}

.site-page .legal-copy strong {
    color: var(--page-text);
}

.menu-wrap {
    top: 28px;
    right: 24px;
    z-index: 20;
}

.menu-wrap .hamburger {
    background: rgba(255, 255, 255, 0.95);
    border: 1px solid var(--page-border);
    box-shadow: 0 14px 28px rgba(18, 26, 45, 0.12);
}

.menu-wrap .hamburger > div {
    background: var(--page-text);
}

.menu-wrap .hamburger > div::before,
.menu-wrap .hamburger > div::after {
    background: var(--page-text);
}

.menu-wrap .menu > div {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(12px);
}

.menu-wrap .menu > div > div > ul {
    margin: 0;
    padding: 0;
}

.menu-wrap .menu > div > div > ul > li {
    display: block !important;
    padding: 0;
}

.menu-wrap .menu > div > div > ul > li > a {
    color: var(--page-text) !important;
    text-decoration: none;
    font-size: 1rem;
    letter-spacing: 0.05em;
}

.menu-wrap .menu > div > div > ul > li > a[aria-current="page"] {
    color: var(--page-accent) !important;
}

.site-footer-note--template {
    opacity: 0.88;
}

@media (max-width: 991.98px) {
    .site-page {
        padding: 12px 0 56px;
    }

    .site-page .page-container,
    .site-nav,
    .site-footer {
        width: min(100vw - 32px, 1120px);
    }

    .site-page .publication-feature-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

@media (max-width: 767.98px) {
    .site-nav {
        width: min(100vw - 32px, 1120px);
        padding-top: 22px;
    }

    .site-nav .site-nav-list {
        display: none;
    }

    .site-page .page-container,
    .site-footer {
        width: min(100vw - 32px, 1120px);
    }

    .site-page .page-header {
        margin-bottom: 24px;
    }

    .site-page .page-title {
        font-size: 2rem;
    }

    .site-page .page-subtitle,
    .site-page .page-card p {
        font-size: 0.95rem;
        line-height: 1.72;
    }

    .site-page .page-card {
        border-radius: 20px;
        padding: 20px 18px;
    }

    .site-page .publication-feature-grid {
        grid-template-columns: 1fr;
    }

    .site-page .publication-feature-media {
        min-height: 210px;
        padding: 16px;
    }

    .site-page .publication-feature-media img {
        max-height: 220px;
    }

    .site-page .publication-feature-body {
        padding: 18px 18px 20px;
    }

    .menu-wrap {
        position: fixed !important;
        top: max(16px, env(safe-area-inset-top)) !important;
        right: 16px !important;
        bottom: auto !important;
        left: auto !important;
        z-index: 120 !important;
        display: block !important;
    }

    .menu-wrap .toggler,
    .menu-wrap .hamburger {
        position: absolute !important;
        top: 0 !important;
        right: 0 !important;
        bottom: auto !important;
        left: auto !important;
    }

    .menu-wrap .menu {
        z-index: 119;
        display: flex !important;
        align-items: center !important;
        justify-content: flex-end !important;
        overflow-y: auto;
        -webkit-overflow-scrolling: touch;
    }

    .menu-wrap .menu > div {
        box-sizing: border-box;
        width: 100vw;
        height: 100vh;
        min-height: 100vh;
        border-radius: 0;
        padding: 88px 24px 36px;
        justify-content: flex-end;
    }

    .menu-wrap .menu > div > div {
        box-sizing: border-box;
        width: min(100%, 360px);
        max-width: 360px;
        max-height: calc(100vh - 124px);
        margin: 0 0 0 auto;
        overflow-y: auto;
        -webkit-overflow-scrolling: touch;
        text-align: right !important;
    }

    .menu-wrap .menu > div > div > ul {
        display: grid;
        gap: 12px;
        padding-bottom: 20px;
        justify-items: end;
    }

    .menu-wrap .menu > div > div > ul > li {
        width: 100%;
        text-align: right;
    }

    .menu-wrap .menu > div > div > ul > li > a {
        display: block;
        width: 100%;
        padding: 8px 0;
        font-size: 1.05rem;
        text-align: right;
    }

    .site-page .person-card {
        flex-direction: column;
    }

    .site-page .people-grid--compact .person-card {
        width: 100%;
        max-width: none;
    }

    .site-page .person-photo,
    .site-page .person-photo--placeholder {
        width: 96px;
        height: 96px;
        border-radius: 18px;
    }

    .site-page .culture-hero-image {
        min-height: 240px;
    }

    .site-footer {
        justify-content: center;
        padding-bottom: 28px;
    }

    .site-footer-meta {
        margin-left: 0;
        justify-content: center;
    }

    .page-home {
        min-height: auto;
    }

    .home-hero {
        padding-top: 20px;
    }
}