:root {
  color-scheme: dark;
  --ink: #e5edf9;
  --muted: #aabbd2;
  --plum: #b3aaff;
  --plum-deep: #94dfed;
  --line: #2d405b;
  --paper: #0b1424;
  --wash: #0e192c;
  --wash-deep: #101b30;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "Noto Sans SC", "PingFang SC", sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 82px; }
body { margin: 0; color: var(--ink); background: var(--paper); font-size: 15px; line-height: 1.75; }
a { color: var(--plum-deep); text-decoration: none; }
a:hover { color: #a12e9d; }
a:focus-visible, button:focus-visible { outline: 3px solid #ba8cbd; outline-offset: 3px; }
img { max-width: 100%; }
.logo-clips { position: absolute; pointer-events: none; }

.site-header { position: sticky; z-index: 50; top: 0; border-bottom: 1px solid var(--line); background: rgba(255,255,255,.96); backdrop-filter: blur(12px); }
.nav-shell { width: min(1260px, calc(100% - 48px)); min-height: 74px; margin: auto; display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.brand { display: inline-flex; align-items: center; gap: 11px; flex: none; color: var(--ink); }
.brand:hover { color: var(--ink); }
.brand-logo { display: block; width: 39px; height: 39px; object-fit: contain; }
.brand-text { display: grid; line-height: 1.2; }
.brand-text strong { font-family: Georgia, "Noto Serif SC", "Songti SC", serif; font-size: 18px; letter-spacing: .02em; }
.brand-text small { margin-top: 3px; color: #776b79; font-size: 10px; letter-spacing: .02em; }
.site-nav { display: flex; align-items: center; gap: 2px; }
.site-nav a { display: block; padding: 9px 10px; color: #574f59; font-size: 12px; font-weight: 600; white-space: nowrap; border-bottom: 2px solid transparent; }
.site-nav a:hover, .site-nav a[aria-current="true"] { color: var(--plum-deep); border-bottom-color: var(--plum); }
.menu-toggle { display: none; min-width: 42px; min-height: 42px; border: 1px solid var(--line); border-radius: 5px; color: var(--plum-deep); background: #fff; font-size: 23px; line-height: 1; cursor: pointer; }

.hero { background: linear-gradient(180deg, #fff 0%, #faf7f9 100%); border-bottom: 1px solid var(--line); }
.hero-inner { width: min(1180px, calc(100% - 48px)); margin: auto; padding: 58px 0 37px; display: grid; grid-template-columns: minmax(0, 1fr) 248px; align-items: center; gap: clamp(36px, 7vw, 105px); }
.hero h1 { margin: 0 0 9px; font-family: Georgia, "Noto Serif SC", "Songti SC", serif; font-size: clamp(46px, 4.8vw, 60px); line-height: 1.16; font-weight: 700; letter-spacing: -.035em; }
.hero h1 span { display: inline-block; margin-left: 16px; color: #685d68; font-family: Georgia, serif; font-size: .78em; font-weight: 400; letter-spacing: -.025em; vertical-align: .04em; }
.hero-role { margin: 17px 0 0; color: #413641; font-size: 19px; font-weight: 600; }
.hero-affiliation { display: flex; align-items: center; gap: 13px; margin: 24px 0 0; padding-top: 18px; border-top: 1px solid #dfd5de; }
.hero-affiliation img { width: 46px; height: 46px; flex: none; object-fit: contain; }
.hero-affiliation p { margin: 0; color: #464049; font-size: 13px; line-height: 1.55; }
.hero-affiliation span { color: #827782; font-size: 11.5px; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 24px; }
.button { display: inline-flex; align-items: center; justify-content: center; min-height: 41px; padding: 8px 15px; border: 1px solid var(--plum); border-radius: 5px; font-size: 12.5px; font-weight: 700; transition: background .2s, color .2s; }
.button-primary { color: #fff; background: var(--plum); }
.button-primary:hover { color: #fff; background: var(--plum-deep); }
.button-outline { color: var(--plum-deep); background: #fff; }
.button-outline:hover { color: #fff; background: var(--plum); }
.portrait-wrap { align-self: center; }
.portrait-wrap img { display: block; width: 100%; aspect-ratio: 4 / 5; object-fit: cover; object-position: center top; border: 1px solid #e6dce4; background: #fff; }
.portrait-caption { display: block; margin-top: 9px; color: #827783; font-size: 11px; text-align: right; }
.hero-overview { width: min(1180px, calc(100% - 48px)); margin: auto; padding: 21px 0 30px; border-top: 1px solid #dfd5de; }
.hero-overview-heading { display: flex; align-items: baseline; justify-content: space-between; gap: 24px; }
.hero-overview-heading h2 { flex: none; margin: 0; font-family: Georgia, "Noto Serif SC", "Songti SC", serif; font-size: 21px; line-height: 1.35; }
.hero-overview-heading h2 span { margin-left: 7px; color: #716471; font-size: .8em; font-weight: 400; }
.hero-overview-heading p { margin: 0; color: #766c77; font-size: 11.5px; text-align: right; }
.hero-tracks { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 28px; margin-top: 17px; }
.hero-track { min-width: 0; padding-left: 14px; border-left: 2px solid #a97aaa; }
.hero-track h3 { margin: 0 0 6px; color: #3d303f; font-size: 14px; line-height: 1.45; }
.hero-track p { margin: 2px 0 0; color: #544b56; font-size: 12px; line-height: 1.55; }
.hero-track p[lang="en"] { color: #827783; font-size: 11.3px; }
.hero-join { display: flex; align-items: center; justify-content: space-between; gap: 22px; margin-top: 21px; padding-top: 16px; border-top: 1px solid #e7dfe6; }
.hero-join p { margin: 0; color: #5b505c; font-size: 12px; line-height: 1.6; }
.hero-join strong { margin-right: 9px; color: var(--plum-deep); font-size: 12.5px; }
.hero-join p span { color: #857a85; }
.hero-join > div { display: flex; flex: none; flex-wrap: wrap; gap: 12px; }
.hero-join a { color: var(--plum-deep); font-size: 12px; font-weight: 700; white-space: nowrap; }
.hero-join a:hover { text-decoration: underline; text-underline-offset: 3px; }

.container { width: min(1180px, calc(100% - 48px)); margin: auto; }
.content-section { padding: 74px 0 80px; }
.section-alt { background: var(--wash); }
.section-dark { background: var(--wash-deep); }
.section-heading { margin-bottom: 30px; }
.section-kicker { color: var(--plum); font-size: 11px; font-weight: 750; letter-spacing: .16em; text-transform: uppercase; }
.section-heading h2 { margin: 7px 0 0; font-family: Georgia, "Noto Serif SC", "Songti SC", serif; font-size: clamp(30px, 3.6vw, 43px); line-height: 1.23; font-weight: 700; letter-spacing: -.025em; }
.section-heading p { margin: 10px 0 0; max-width: 790px; color: var(--muted); font-size: 13px; }

.about-story { max-width: 1040px; border-top: 2px solid #9b6b9b; }
.profile-pair { padding: 19px 0 20px; border-bottom: 1px solid var(--line); }
.profile-pair p { margin: 0; }
.profile-pair p[lang="zh-CN"] { color: #3e3740; font-size: 14px; line-height: 1.85; }
.profile-pair p[lang="en"] { margin-top: 7px; color: #786f79; font-size: 12.8px; line-height: 1.7; }

.honors-timeline { display: grid; gap: 26px; }
.honor-year-group { display: grid; grid-template-columns: 82px minmax(0, 1fr); gap: 26px; align-items: start; }
.honor-year-group h3 { margin: 0; padding-top: 10px; color: var(--plum); font-family: Georgia, serif; font-size: 25px; line-height: 1; }
.honor-list { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 0 25px; margin: 0; padding: 0; list-style: none; }
.honor-list li { min-width: 0; padding: 10px 0 11px; border-top: 1px solid var(--line); }
.honor-list li span { display: block; color: #342d36; font-size: 13px; font-weight: 650; line-height: 1.5; }
.honor-list li small { display: block; margin-top: 4px; color: #7a707c; font-size: 11.5px; line-height: 1.5; }

.project-heading { display: flex; align-items: baseline; justify-content: space-between; gap: 15px; margin: 0 0 16px; padding-bottom: 10px; border-bottom: 1px solid var(--line); }
.project-heading-completed { margin-top: 38px; }
.project-heading h3 { margin: 0; font-size: 18px; }
.project-heading > span { color: var(--muted); font-size: 11.5px; }
.project-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 15px; }
.project-card { min-width: 0; padding: 20px 22px; border: 1px solid var(--line); background: #fff; }
.project-meta { display: flex; flex-wrap: wrap; gap: 7px; margin-bottom: 10px; color: var(--plum); font-size: 11px; font-weight: 700; }
.project-meta span + span::before { content: "·"; padding-right: 7px; color: #a78ca5; }
.project-card h4 { margin: 0; color: #3a303c; font-size: 14px; line-height: 1.6; }
.project-card p { margin: 7px 0 0; color: #776d77; font-size: 11.7px; line-height: 1.65; }
.project-card .project-title { color: #514454; font-size: 13px; font-weight: 650; }

.group-heading { display: flex; align-items: center; gap: 17px; margin-bottom: 7px; }
.group-heading img { width: 62px; height: 62px; padding: 5px; border: 1px solid var(--line); background: #fff; object-fit: contain; flex: none; }
.group-heading .section-heading { margin-bottom: 0; }
.group-subtitle { display: flex; align-items: center; gap: 10px; margin: 38px 0 16px; color: #3c303d; font-size: 17px; }
.group-subtitle::before { content: ""; width: 20px; height: 2px; background: var(--plum); }
.member-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 16px; }
.member-card { overflow: hidden; min-width: 0; border: 1px solid var(--line); background: #fff; }
.member-photo { display: block; width: 150px; height: 180px; margin: 18px auto 0; background-image: url("images/suat-nlp-members-original.png"); background-size: 2059.5px 622.5px; background-repeat: no-repeat; background-color: #fff; }
.member-photo-image { object-fit: cover; object-position: center 12%; background-image: none; }
.member-photo[role="img"] { background-size: calc(2059.5px * var(--photo-zoom, 1)) calc(622.5px * var(--photo-zoom, 1)); background-position: calc(-1 * var(--photo-x, 0px) * var(--photo-zoom, 1)) calc(-1 * var(--photo-y, 0px) * var(--photo-zoom, 1)); }
.member-info { min-height: 134px; padding: 14px 17px 18px; border-top: 1px solid #eee9ee; }
.member-info h3 { margin: 0 0 5px; color: #342b35; font-size: 15px; line-height: 1.4; }
.member-info p { margin: 5px 0 0; color: #746b75; font-size: 11.5px; line-height: 1.6; }
.member-info .member-role { color: var(--plum-deep); font-weight: 700; }

.service-top-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; align-items: stretch; }
.service-card { min-width: 0; padding: 22px 24px; border: 1px solid #e3d8e2; background: #fff; }
.service-card::before { display: none; }
.service-card h3 { margin: 0 0 17px; color: #3c2a3e; font-size: 18px; }
.service-card h4 { margin: 0 0 7px; color: var(--plum-deep); font-size: 13px; }
.service-card p { margin: 0; color: #625866; font-size: 12px; line-height: 1.75; }
.society-list { display: grid; gap: 12px; margin: 0; padding: 0; list-style: none; }
.society-list li { padding-left: 12px; border-left: 2px solid #b88db9; }
.society-list span { display: block; color: #3f3441; font-size: 12.5px; font-weight: 650; line-height: 1.55; }
.society-list small { display: block; margin-top: 3px; color: #7b707d; font-size: 11px; line-height: 1.45; }
.service-role + .service-role { margin-top: 20px; padding-top: 17px; border-top: 1px solid var(--line); }
.service-review { margin-top: 16px; }
.service-review-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 28px; }
.service-review-grid > div + div { padding-left: 27px; border-left: 1px solid var(--line); }

.publication-list { counter-reset: papers; display: grid; gap: 0; margin: 0; padding: 0; list-style: none; }
.publication-list > li { position: relative; counter-increment: papers; padding: 19px 0 19px 43px; border-top: 1px solid var(--line); }
.publication-list > li::before { content: counter(papers, decimal-leading-zero); position: absolute; top: 21px; left: 0; color: var(--plum); font: 700 11px ui-monospace, SFMono-Regular, Menlo, monospace; }
.publication-list > li p { margin: 0; color: #5b535e; font-size: 12.5px; line-height: 1.75; overflow-wrap: anywhere; }
.publication-list .text-blue, .publication-list .pub-title { color: #3b2c3e; font-weight: 700; }
.publication-list .text-blue em { font-style: normal; }
.publication-list .pub-title { margin: 0 0 6px; font-size: 16px; line-height: 1.5; }
.publication-list .pub-authors { color: #645b66; font-size: 12px; line-height: 1.65; overflow-wrap: anywhere; }
.publication-list .pub-details { margin-top: 6px; color: #766d78; font-size: 11.7px; line-height: 1.65; }
.publication-list strong { color: #493b4a; }
.publication-list a { font-weight: 650; white-space: nowrap; }
.publication-list a:hover { text-decoration: underline; text-underline-offset: 3px; }
.publication-note { margin-top: 18px; color: #766c77; font-size: 11.5px; }

.site-footer { padding: 27px 0; border-top: 1px solid var(--line); background: var(--wash); color: #6f6570; font-size: 11.5px; }
.footer-inner { width: min(1180px, calc(100% - 48px)); margin: auto; display: flex; justify-content: space-between; flex-wrap: wrap; gap: 12px; }

/* Research interface: technical hero, quiet reading surfaces. */
::selection { background: #c6d6ff; color: #14213b; }
.site-header { background: rgba(10,17,32,.97); border-bottom: 1px solid #27344c; }
.brand { color: #eef3ff; }
.brand:hover { color: #fff; }
.brand-logo { border-radius: 3px; }
.brand-text strong { font-family: inherit; font-weight: 750; }
.brand-text small { color: #aab8cf; }
.site-nav a { color: #b9c6dd; border-radius: 3px; }
.site-nav a:hover, .site-nav a[aria-current="true"] { color: #d7f9ff; background: #1a2b43; border-bottom-color: #70cddf; }
.menu-toggle { color: #c0ecf4; background: #172339; border-color: #3a4d68; border-radius: 5px; box-shadow: none; }
.hero { position: relative; color: #e9effb; background-color: #0d172a; background-image: radial-gradient(ellipse at 85% 20%, #34326866, transparent 52%), linear-gradient(#708eab10 1px, transparent 1px), linear-gradient(90deg, #708eab10 1px, transparent 1px); background-size: auto, 48px 48px, 48px 48px; border-bottom: 1px solid #344663; }
.hero-inner { padding-top: 51px; padding-bottom: 36px; }
.hero-greeting { display: flex; flex-wrap: wrap; align-items: center; gap: 10px; margin: 0 0 22px; color: #87cddd; font: 500 10px/1.7 ui-monospace, SFMono-Regular, Menlo, monospace; letter-spacing: .12em; }
.hero-greeting span { color: #667b9a; }
.hero h1 { font-family: "PingFang SC", "Noto Sans SC", sans-serif; font-weight: 750; letter-spacing: -.035em; color: #f4f7ff; }
.hero h1 span { color: #c2c6f6; font-family: inherit; font-style: normal; font-size: .86em; font-weight: 400; }
.hero-role { font-size: 17px; color: #c7d2e6; }
.hero-affiliation { border-color: #35445c; }
.hero-affiliation img { background: #fff; padding: 3px; border-radius: 3px; }
.hero-affiliation p { color: #d0daeb; }
.hero-affiliation span { color: #99abc6; }
.hero-affiliation a { color: inherit; text-decoration: none; }
.hero-affiliation a:hover { color: #a6e9f3; text-decoration: underline; text-underline-offset: 4px; }
.hero-actions { align-items: center; }
.button { border: 1px solid #7086bb; border-radius: 5px; box-shadow: none; transition: background .18s, border-color .18s; }
.button-primary { background: #6262b5; color: #fff; border-color: #8e90de; }
.button-primary:hover { background: #7575c8; color: #fff; }
.button-outline { background: #14243b; color: #d0e8f6; border-color: #507084; }
.button-outline:hover { background: #213952; color: #fff; border-color: #80d7e7; }
.mascot-note { display: inline-flex; align-items: center; justify-content: center; flex: 0 0 44px; width: 44px; height: 44px; padding: 6px; border: 0; background: transparent; cursor: pointer; touch-action: manipulation; position: relative; z-index: 3; }
.mascot-note:focus-visible { outline: 2px solid #91d6ed; outline-offset: 3px; border-radius: 50%; }
.cat-whisper { position: fixed; z-index: 60; max-width: min(240px, calc(100vw - 24px)); padding: 9px 13px; border: 1px solid #8399c9; border-radius: 12px 12px 12px 3px; background: #192840; color: #eaf0ff; box-shadow: 0 5px 22px #03091655; font-size: 13px; line-height: 1.6; pointer-events: none; }
.cat-whisper[hidden] { display: none; }
.mascot-note:hover { color: #e9faff; }
.mascot-note img { width: 32px; height: 32px; object-fit: cover; object-position: center 24%; border: 1px solid #8b9bb1; border-radius: 50%; }
.portrait-wrap { position: relative; padding: 9px 9px 12px; background: #152338; border: 1px solid #4b5d79; border-radius: 3px; box-shadow: 0 12px 36px #030b1640; transform: none; }
.portrait-wrap::before { content: ""; position: absolute; top: -1px; left: -1px; width: 40px; height: 40px; border-top: 2px solid #93dce8; border-left: 2px solid #93dce8; pointer-events: none; }
.portrait-wrap img { height: auto; border: 0; border-radius: 1px; }
.portrait-caption { color: #aebcd2; font-family: ui-monospace, monospace; font-size: 10px; text-align: center; }
.hero-overview { background: #0e1b2de8; border-top: 1px solid #38506b; padding: 23px 22px 25px; border-radius: 0; }
.hero-overview-heading h2 { font-family: inherit; color: #e4ecf8; font-size: 20px; }
.hero-overview-heading h2 span { color: #95aecb; }
.hero-overview-heading p { color: #a5b5cc; }
.hero-tracks { gap: 24px; }
.hero-track { padding: 12px 16px; background: transparent; border: 0; border-left: 2px solid #8c88d3; border-radius: 0; }
.hero-track:nth-child(2) { border-left-color: #66bcca; }
.hero-track h3 { color: #e2eaf8; }
.hero-track p { color: #b8c7dc; }
.hero-track p[lang="en"] { color: #93a7c4; }
.hero-join { border-color: #30425a; }
.hero-join p { color: #b7c6d9; }
.hero-join p span { color: #8ea4c0; }
.hero-join strong { color: #a2dde5; }
.hero-join a { color: #b9dbea; }
.hero-join a:hover { color: #fff; }
.content-section { padding: 62px 0 66px; }
.section-kicker { display: inline-block; color: #496795; font-family: ui-monospace, monospace; font-size: 10px; letter-spacing: .15em; }
.section-heading h2 { font-family: inherit; font-size: clamp(27px, 3.2vw, 37px); font-weight: 750; letter-spacing: -.035em; margin-top: 10px; }
.about-story { border-top: 2px solid #8a8fbb; }
.profile-pair { border-bottom-style: solid; }
.profile-pair:last-child { border-bottom: 0; }
.honor-year-group h3 { width: fit-content; padding: 9px 0; color: #526a93; font: 500 23px/1 ui-monospace, monospace; }
.honor-list li { border-top-style: solid; }
.project-grid + .project-heading { margin-top: 32px; }
.project-card { border-radius: 5px; border-color: #d5ddea; box-shadow: none; }
.project-meta { gap: 8px 12px; }
.project-meta span:first-child { padding: 2px 7px; border-radius: 2px; background: #edf1f8; color: #47618d; font-family: ui-monospace, monospace; }
.project-meta span + span::before { display: none; }
.group-heading img { border-radius: 5px; border-color: #d4dbea; box-shadow: none; }
.group-subtitle::before { width: 16px; height: 2px; background: #818bb6; }
.member-card { border-radius: 5px; box-shadow: none; transition: border-color .2s, box-shadow .2s; }
.member-info { background: #fafbfe; }
.member-photo { border-radius: 2px 2px 0 0; }
.mascot-card { background: #f0f3fa; border-color: #bac7db; scroll-margin-top: 95px; }
.mascot-card .member-info { background: #f7f8fc; }
.mascot-card .member-photo { border: 4px solid white; border-radius: 8px; margin-bottom: 12px; }
.pet-button { cursor: pointer; font: inherit; font-size: 12px; margin-top: 12px; padding: 6px 12px; border: 1px solid #939bc4; border-radius: 6px; background: #e9eafa; color: #494d7e; }
.pet-button:hover { background: #dbdef5; }
.pet-reply { min-height: 38px; }
.service-card { border-radius: 5px; border-color: #d3ddec; }
.service-card h3 { font-size: 17px; }
.publication-list > li { border-top-style: solid; transition: background .2s; }
.publication-list > li::before { padding: 3px 5px; background: #edf1f8; border-radius: 2px; color: #526a93; }
.publication-list .pub-title { font-size: 16px; }
.site-footer { background: #0d172a; color: #aebcd1; border-top: 1px solid #2e405b; }
.site-footer a { color: #abd8e6; }
@media (hover: hover) {
  .member-card:hover { border-color: #879bc1; box-shadow: 0 5px 20px #20396412; }
  .publication-list > li:hover { background: #f3f6fc; }
}

/* One continuous neural-field visual system, from profile to publications. */
body { background-image: linear-gradient(#6386b007 1px, transparent 1px), linear-gradient(90deg, #6386b007 1px, transparent 1px); background-size: 48px 48px; }
a:hover { color: #c3f4ff; }
a:focus-visible, button:focus-visible { outline-color: #86dfef; }
.hero { isolation: isolate; }
.hero::after { content: ""; position: absolute; z-index: -1; inset: 0 0 auto auto; width: min(850px, 75%); height: 600px; background: url("images/neural-field.svg") center / contain no-repeat; opacity: .38; pointer-events: none; }
.hero h1 { text-shadow: 0 0 38px #92a7ff18; }
.hero-greeting::before { content: ""; width: 5px; height: 5px; background: #8ae3ed; box-shadow: 0 0 12px #71e7ff; flex: none; }
.portrait-wrap { box-shadow: 0 0 40px #6c7dcc14, 0 12px 36px #030b1640; }
.button-primary { background: linear-gradient(120deg, #575eae, #735db7); box-shadow: 0 0 22px #7771d32b; }
.hero-overview { border: 1px solid #38506b; border-bottom: 0; background: #0c192cee; }
.content-section { position: relative; isolation: isolate; border-bottom: 1px solid #23354f; background-color: #0b1424; background-image: linear-gradient(90deg, #6584a906 1px, transparent 1px); background-size: 48px 48px; }
.section-alt { background-color: #0e192b; }
.section-dark { background-color: #0d192a; }
.content-section::before { content: ""; position: absolute; top: 35px; right: 2%; width: 260px; height: 200px; background: url("images/neural-field.svg") center / contain no-repeat; opacity: .13; z-index: -1; pointer-events: none; }
main { counter-reset: research-section; }
.content-section { counter-increment: research-section; }
.section-kicker { color: #86c9dd; font-size: 10px; letter-spacing: .16em; }
.section-kicker::before { content: counter(research-section, decimal-leading-zero) " / "; color: #8791c3; }
.section-heading { position: relative; }
.section-heading h2 { color: #edf3ff; }
.section-heading::after { content: ""; display: block; width: 100px; height: 2px; margin-top: 19px; background: linear-gradient(90deg, #9786eb, #72cfdf 65%, transparent); box-shadow: 0 0 12px #77b7ef25; }
.section-heading p { color: #aebdd2; }
.about-story { max-width: 1040px; border-top: 0; }
.profile-pair { border-color: #2a3b55; }
.profile-pair p[lang="zh-CN"] { color: #d9e3f3; }
.profile-pair p[lang="en"] { color: #a9b9d0; }
.honor-year-group h3 { color: #a5a8f5; text-shadow: 0 0 22px #8a82ed25; }
.honor-list li span { color: #dce6f6; }
.honor-list li small { color: #a5b6cc; }
.project-heading h3, .group-subtitle { color: #dfe8f7; }
.project-heading > span { color: #a9bdd5; }
.project-card, .service-card { position: relative; background: linear-gradient(120deg, #14243a, #101d31); border-color: #304460; box-shadow: inset 0 1px 0 #728cb517; }
.project-card::before, .service-card::after { content: ""; position: absolute; top: -1px; left: -1px; width: 18px; height: 18px; border-top: 1px solid #79afc9; border-left: 1px solid #79afc9; pointer-events: none; }
.project-meta { color: #a7b8dc; }
.project-meta span:first-child { background: #233452; color: #a5d7ee; border: 1px solid #3b5272; }
.project-card h4 { color: #e4ecfa; }
.project-card .project-title { color: #cbd8ed; }
.project-card p { color: #a8bad3; }
.group-heading img { border-color: #526685; }
.group-subtitle::before { background: #82cada; box-shadow: 0 0 10px #7ccada40; }
.member-card { background: #14233a; border-color: #324862; }
.member-info { background: #101e32; border-top-color: #324862; }
.member-info h3 { color: #e3edfc; }
.member-info p { color: #adbed5; }
.member-info .member-role { color: #abb2ef; }
.mascot-card { background: #182640; border-color: #63729c; }
.mascot-card .member-info { background: #142038; }
.mascot-card .member-photo { border-color: #b9c7de; }
.pet-button { border-color: #8491c8; background: #2b3557; color: #d8dfff; }
.pet-button:hover { background: #3b4871; }
.service-card h3, .society-list span { color: #dce8fa; }
.service-card h4 { color: #a4dce8; }
.service-card p { color: #b8c7dc; }
.society-list small { color: #a7bad2; }
.society-list li { border-left-color: #717daf; }
.publication-list > li { border-color: #2c405c; }
.publication-list > li::before { color: #a8ddeb; background: #1b3048; border: 1px solid #395873; }
.publication-list .text-blue, .publication-list .pub-title { color: #e0eafe; }
.publication-list > li p, .publication-list .pub-authors { color: #b4c4da; }
.publication-list .pub-details, .publication-note { color: #a3b7d1; }
.publication-list strong { color: #d0c5ff; }
.publication-list a { color: #8fd4e5; }
.site-footer { background: #091221; border-color: #2c405e; }
@media (hover: hover) {
  .project-card:hover, .member-card:hover { border-color: #648cac; box-shadow: 0 0 24px #5f89d114; }
  .publication-list > li:hover { background: #142239; }
}
@media (max-width: 620px) {
  .hero::after { width: 100%; height: 350px; opacity: .21; }
  .content-section::before { width: 180px; opacity: .09; }
}

.brand-logo, .group-heading img { clip-path: url(#nlp-mark-outline); background: transparent; border: 0; border-radius: 0; padding: 0; }
.hero-affiliation img { clip-path: url(#suat-mark-outline); background: transparent; border: 0; border-radius: 0; padding: 0; }

@media (max-width: 1100px) {
  .menu-toggle { display: block; }
  .site-nav { display: none; position: absolute; top: 74px; left: 0; right: 0; padding: 10px 24px 18px; flex-direction: column; align-items: stretch; border-bottom: 1px solid #344663; background: #101c2e; box-shadow: 0 12px 25px #030b1630; }
  .site-nav.is-open { display: flex; }
  .site-nav a { padding: 9px 0; font-size: 13px; }
}
@media (max-width: 800px) {
  .hero-inner { grid-template-columns: minmax(0, 1fr) 210px; gap: 30px; }
  .hero-overview-heading, .hero-join { align-items: flex-start; flex-direction: column; gap: 6px; }
  .hero-overview-heading p { text-align: left; }
  .hero-join > div { margin-top: 6px; }
  .service-top-grid, .service-review-grid { grid-template-columns: 1fr; }
  .service-review-grid { gap: 20px; }
  .service-review-grid > div + div { padding: 18px 0 0; border-left: 0; border-top: 1px solid var(--line); }
  .member-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}
@media (max-width: 620px) {
  .container, .hero-inner, .hero-overview, .nav-shell, .footer-inner { width: calc(100% - 36px); }
  .content-section { padding: 56px 0 62px; }
  .hero-inner { grid-template-columns: minmax(0, 1fr) 104px; align-items: start; gap: 0 16px; padding: 30px 0 25px; }
  .hero-inner > div:first-child { display: contents; }
  .hero-greeting { grid-column: 1 / -1; grid-row: 1; margin-bottom: 18px; font-size: 9px; gap: 5px; letter-spacing: .05em; }
  .hero-greeting [lang="en"] { font-size: 10px; }
  .hero h1 { grid-column: 1; grid-row: 2; margin: 0; font-size: clamp(32px, 8.5vw, 40px); }
  .hero h1 span { display: block; margin: 2px 0 0; font-size: .8em; }
  .hero-role { grid-column: 1; grid-row: 3; margin: 10px 0 0; font-size: 13px; }
  .portrait-wrap { grid-column: 2; grid-row: 2 / span 2; width: 104px; height: 120px; padding: 0; overflow: hidden; border: 2px solid #6b819f; box-shadow: none; }
  .portrait-wrap::before { display: none; }
  .portrait-wrap img { width: 104px; height: 120px; aspect-ratio: auto; object-position: center top; border: 0; transform: scale(1.55); transform-origin: center 12%; }
  .portrait-caption { display: none; }
  .hero-affiliation { grid-column: 1 / -1; grid-row: 4; margin-top: 20px; padding-top: 15px; }
  .hero-actions { grid-column: 1 / -1; grid-row: 5; margin-top: 18px; gap: 12px; }
  .hero-actions .button { padding: 8px 10px; font-size: 11px; }
  .mascot-note { padding: 6px; }
  .hero-tracks { grid-template-columns: 1fr; gap: 15px; }
  .hero-overview { padding: 19px 14px 24px; }
  .honor-year-group { grid-template-columns: 1fr; gap: 12px; }
  .honor-list, .project-grid { grid-template-columns: 1fr; }
  .honor-year-group h3 { font-size: 22px; }
  .member-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .member-photo { margin-top: 12px; }
  .member-info { min-height: 0; }
  .publication-list > li { padding-left: 33px; }
}
@media (max-width: 430px) {
  .brand-text strong { font-size: 16px; }
  .brand-text small { font-size: 9px; }
  .member-grid { grid-template-columns: 1fr; }
  .member-card { width: 100%; max-width: 380px; margin: 0 auto; }
  .group-heading img { width: 48px; height: 48px; }
  .group-heading { gap: 11px; }
}
.interactive-panel { position: relative; isolation: isolate; }
.panel-light { position: absolute; inset: 0; z-index: 2; overflow: hidden; border-radius: inherit; pointer-events: none; opacity: 0; background: radial-gradient(280px circle at var(--pointer-x, 50%) var(--pointer-y, 50%), #81dfff16, transparent 75%); }
.panel-light::after { content: ""; position: absolute; inset: 0; background: linear-gradient(110deg, transparent 35%, #99dfff13 48%, #c7e7ff22 50%, transparent 65%); transform: translateX(-130%); }
.pet-spark { position: absolute; z-index: 3; top: 100px; left: 50%; color: #d2c6ff; font-size: 30px; text-shadow: 0 0 15px #98beff; pointer-events: none; }
.interactive-panel:focus-within { outline: 1px solid #90c5df; outline-offset: 2px; }
@media (hover: hover) and (pointer: fine) and (prefers-reduced-motion: no-preference) {
  .interactive-panel { transition: transform .24s ease-out, border-color .25s, box-shadow .25s; }
  .interactive-panel.is-tracking { transform: perspective(1000px) rotateX(var(--tilt-x, 0deg)) rotateY(var(--tilt-y, 0deg)) translateY(-3px); border-color: #71b9d2; box-shadow: 0 8px 28px #020a1840, 0 0 20px #78b3ff16; }
  .panel-light { transition: opacity .25s; }
  .interactive-panel:hover .panel-light { opacity: 1; }
  .interactive-panel:hover .panel-light::after { transform: translateX(130%); transition: transform 1s ease-out; }
  .button, .pet-button { transition: transform .2s, box-shadow .2s, background .2s, border-color .2s; }
  .button:hover, .pet-button:hover { transform: translateY(-2px); box-shadow: 0 0 22px #8cbcff30, inset 0 0 12px #b1e4ff0d; }
  .button:active, .pet-button:active { transform: translateY(0); }
  .site-nav a { transition: color .2s, border-color .2s, background .2s, text-shadow .2s; }
  .site-nav a:hover { text-shadow: 0 0 12px #8bd9e9a0; }
  .publication-list > li { transition: background .2s, padding-left .2s; }
  .publication-list > li:hover { padding-left: 48px; }
  .publication-list a { transition: color .2s, text-shadow .2s; }
  .publication-list a:hover { text-shadow: 0 0 10px #7ddcff70; }
  .mascot-note img { transition: transform .3s, box-shadow .3s; }
  .mascot-note:hover img { transform: rotate(-10deg) scale(1.12); box-shadow: 0 0 15px #a9acff60; }
  .hero:hover::after { animation: neural-drift 8s ease-in-out infinite alternate; }
}
@keyframes neural-drift { from { transform: translateY(0) rotate(0deg); } to { transform: translateY(9px) rotate(3deg); } }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition-duration: 0.01ms !important; animation: none !important; }
}