@charset "UTF-8";
:root{--navy:#211f55;--navy-2:#2a2866;--ink:#1c1a45;--muted:#5e5882;--line:#ded9f0;--pale:#f2f0fb;--cyan:#b0a8f0;--teal:#4a43a8;--white:#ffffff;--max:1240px;font-family:"Noto Sans CJK SC","Microsoft YaHei","PingFang SC",system-ui,sans-serif;color:var(--ink);background:var(--white);scroll-behavior:smooth}
*{box-sizing:border-box}body{margin:0;min-width:320px}img{display:block;max-width:100%}a{color:inherit;text-decoration:none}a:hover{text-decoration:none}button,summary{font:inherit}h1,h2,h3,p,figure{margin:0}h1,h2,h3{font-weight:650;letter-spacing:-.035em}p{line-height:1.8}em{font-style:normal}small{font-size:inherit}.container{width:min(var(--max),calc(100% - 64px));margin-inline:auto}.skip-link{position:absolute;z-index:1000;top:-100px;left:16px;background:var(--white);color:var(--navy);padding:12px 18px}.skip-link:focus{top:12px}a:focus-visible,summary:focus-visible{outline:3px solid #6a61c8;outline-offset:4px}.eyebrow{display:block;color:var(--teal);font-size:.8rem;font-weight:750;letter-spacing:.19em;text-transform:uppercase;margin-bottom:20px}.eyebrow.light{color:#9d9fde}.muted{color:var(--muted)}
.site-header{position:relative;z-index:20;background:#ffffff;border-bottom:1px solid var(--line)}.header-inner{display:flex;justify-content:space-between;align-items:center;gap:20px;min-height:88px}.brand{display:flex;align-items:center;gap:13px;flex:none;color:var(--navy)}.brand-mark{width:48px;height:48px;flex:none}.brand strong{display:block;font-family:Arial,sans-serif;font-size:1.4rem;letter-spacing:.08em;line-height:1.2}.brand small{display:block;color:#5a567e;font-size:.69rem;letter-spacing:.12em;margin-top:2px}.desktop-nav{display:flex;align-items:center;justify-content:flex-end;gap:clamp(13px,1.5vw,27px)}.desktop-nav a{position:relative;padding:32px 0;font-size:.84rem;font-weight:650;white-space:nowrap;color:#3c385e}.desktop-nav a:hover,.desktop-nav a[aria-current]{color:var(--teal)}.desktop-nav a[aria-current]:after{content:"";position:absolute;left:0;right:0;bottom:24px;height:2px;background:var(--teal)}.mobile-nav{display:none}
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.page-intro{background:var(--navy);color:#ffffff;padding:88px 0 86px;position:relative;overflow:hidden}.page-intro:after{content:"";position:absolute;right:-100px;top:-260px;width:680px;height:680px;border:1px solid #302c69;border-radius:50%;box-shadow:0 0 0 90px rgba(150,140,225,.05),0 0 0 180px rgba(150,140,225,.045);pointer-events:none}.page-intro .container{position:relative;z-index:1}.page-intro h1{font-size:clamp(2.8rem,5vw,5rem);line-height:1.15}.page-intro p{max-width:770px;margin-top:23px;color:#d6d5e6;font-size:1.05rem}.page-intro .eyebrow{color:#8688d7;margin-bottom:16px}.research-grid.full .research-card{min-height:340px}.method-grid{display:grid;grid-template-columns:.8fr 1.2fr;gap:80px}.method-grid .section-heading{margin:0 0 15px}.method-grid .muted{max-width:360px}.method-steps{border-top:1px solid #c9c9de}.method-steps>div{display:grid;grid-template-columns:70px 1fr;gap:20px;border-bottom:1px solid #c9c9de;padding:25px 0}.method-steps span{font-family:Arial,sans-serif;font-size:1.1rem;color:#5758a0}.method-steps h3{font-size:1.25rem;margin-bottom:5px}.method-steps p{color:#605e7d;font-size:.94rem}.split-feature{display:grid;grid-template-columns:1fr 1fr;gap:70px;align-items:center}.split-feature>div:first-child{height:420px;overflow:hidden}.split-feature img{width:100%;height:100%;object-fit:cover}.split-feature h2{font-size:clamp(2rem,3.2vw,3rem);line-height:1.35;margin-bottom:20px}.split-feature p{color:#565372;margin-bottom:23px}
.people-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:26px}.person-card{display:grid;grid-template-columns:220px 1fr;min-height:350px;background:#ffffff;border:1px solid var(--line)}.person-visual{background:#dedeeb;overflow:hidden}.person-visual img{width:100%;height:100%;object-fit:cover;object-position:center 32%}.person-initials{display:grid;place-items:center;width:100%;height:100%;min-height:340px;background:linear-gradient(150deg,#dfdeef,#b8b7da);color:#2f2d6f;font-family:Georgia,serif;font-size:3.8rem;letter-spacing:.04em}.person-content{display:flex;flex-direction:column;align-items:flex-start;padding:27px 28px}.person-role{color:var(--teal);font-size:.78rem;font-weight:800;letter-spacing:.1em}.person-content h3{font-size:2rem;margin-top:15px}.roman-name{font-family:Arial,sans-serif;color:#817f9b;font-size:.84rem;margin-top:1px}.person-content p{font-size:.91rem;color:#595675;margin-top:21px}.person-actions{display:flex;gap:18px;flex-wrap:wrap;margin-top:auto;padding-top:22px}.person-actions a{font-size:.8rem;color:var(--teal);font-weight:700;border-bottom:1px solid #a3a4cc;padding-bottom:3px}.person-actions a:hover{color:#1a1a4e}.people-note{display:grid;grid-template-columns:1fr 1fr;gap:80px;align-items:start}.people-note h2{font-size:clamp(2rem,3vw,2.8rem);line-height:1.35;max-width:540px}.people-note p{font-size:1rem;color:#535172;margin-bottom:20px}
.publication-list.large .pub-item{grid-template-columns:140px 1fr;padding:32px 0}.publication-list.large .pub-item h3{font-size:1.2rem}.publication-note{color:#6b6988;font-size:.86rem;margin-top:25px}.publication-note a{color:var(--teal);text-decoration:underline}
.expedition-lead{display:grid;grid-template-columns:1fr 1fr;gap:70px;align-items:end;margin-bottom:40px}.expedition-lead h2{font-size:clamp(2rem,3.3vw,3rem);line-height:1.35;max-width:600px}.expedition-lead p{color:#595777;font-size:.96rem}.photo-grid{display:grid;grid-template-columns:1fr 1fr;gap:22px}.photo-grid figure{position:relative;height:390px;overflow:hidden;background:#d8d8e9}.photo-grid figure.wide{grid-column:1/-1;height:500px}.photo-grid img{width:100%;height:100%;object-fit:cover}.photo-grid figure:after{content:"";position:absolute;inset:60% 0 0;background:linear-gradient(transparent,rgba(20,17,54,.7))}.photo-grid figcaption{position:absolute;z-index:1;bottom:23px;left:25px;right:25px;display:flex;justify-content:space-between;align-items:end;gap:20px;color:#ffffff}.photo-grid figcaption strong{font-size:1.35rem}.photo-grid figcaption span{font-size:.83rem}.region-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:30px}.region-row span{border:1px solid #bdbcd8;padding:9px 17px;border-radius:2px;color:#3f3b71;font-size:.82rem;font-weight:650}
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.life-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:22px}.life-grid figure{background:#e8e7f2;overflow:hidden}.life-grid figure.life-large{grid-column:1/-1}.life-grid img{width:100%;height:390px;object-fit:cover}.life-grid .life-large img{height:530px;object-position:center 52%}.life-grid figcaption{display:flex;justify-content:space-between;gap:20px;align-items:center;background:#f2f2f7;padding:18px 22px}.life-grid figcaption span{font-size:.79rem;color:#6a6988}.life-grid figcaption strong{font-size:1.05rem}.photo-credit{color:#716e8d;font-size:.83rem;margin-top:28px}.sources-layout{display:grid;grid-template-columns:1fr 1fr;gap:80px}.sources-layout h2{font-size:1.6rem;margin-bottom:17px}.sources-layout ul{padding-left:20px;margin:0}.sources-layout li{margin:10px 0;line-height:1.7}.sources-layout a{color:var(--teal);text-decoration:underline;text-underline-offset:3px}.sources-layout p{color:#5d5b7a;margin-bottom:26px}
.site-footer{background:#151338;color:#dad9e9;padding:62px 0 20px}.footer-grid{display:grid;grid-template-columns:1.2fr 1.5fr 1fr;gap:70px}.footer-brand{font-family:Arial,sans-serif;font-size:2rem;font-weight:750;letter-spacing:.08em;color:#ffffff}.footer-brand span{font-family:"Microsoft YaHei",sans-serif;font-size:1.2rem;letter-spacing:0;font-weight:500}.site-footer h2{color:#9a9cdd;font-size:.87rem;letter-spacing:.11em;margin:6px 0 20px}.site-footer p{color:#aeadc7;font-size:.86rem;margin:15px 0;line-height:1.8}.site-footer a:hover{color:#ffffff}.footer-links{display:grid;grid-template-columns:repeat(2,1fr);gap:13px 24px;font-size:.86rem}.footer-bottom{display:flex;justify-content:space-between;gap:20px;border-top:1px solid #3a3668;padding-top:22px;margin-top:50px;color:#807da0;font-size:.71rem;font-family:Arial,"Microsoft YaHei",sans-serif}
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@media(prefers-reduced-motion:reduce){:root{scroll-behavior:auto}.button,.mini-person{transition:none}}
.research-grid{grid-template-columns:repeat(5,1fr)}.research-card{min-height:390px;padding:27px 22px}.research-card h3{margin:30px 0 13px;font-size:1.19rem}.research-card p{font-size:.86rem}.research-card:last-child{border-right:0}.card-source{display:inline-flex;align-items:center;gap:6px;align-self:start;margin-top:14px;color:var(--teal);font-size:.76rem;font-weight:700;border-bottom:1px solid #a3a4cc}.card-source:hover{color:#1a1a4e}.research-grid.full .research-card{min-height:410px}.person-card{min-height:410px}.person-content p.person-detail{margin-top:11px;color:#3f3c6a}.student-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:15px}.roster-intro{margin:-12px 0 30px;color:var(--muted)}.student-card{display:flex;align-items:center;gap:15px;padding:15px;background:#ffffff;border:1px solid var(--line);min-height:95px}.student-card img,.student-initial{width:60px;height:60px;flex:none;object-fit:cover;object-position:center 27%}.student-initial{display:grid;place-items:center;background:#dbdbed;color:var(--navy);font-size:1.2rem;font-weight:700}.student-card h3{font-size:1.06rem}.student-card p{color:var(--muted);font-size:.75rem;margin-top:5px;line-height:1.4}.pub-controls{display:flex;justify-content:space-between;gap:20px;margin-bottom:20px;color:#5c597d;font-size:.85rem;font-weight:700}.pub-tags{display:flex;flex-wrap:wrap;gap:7px}.pub-tag{display:inline-block;padding:4px 8px;background:#e9e9f3;letter-spacing:.06em}.pub-item .pub-summary{margin-top:10px;color:#3c3960;font-size:.9rem;line-height:1.72}.expedition-timeline{display:grid;grid-template-columns:repeat(2,1fr);gap:18px;margin:38px 0 52px}.expedition-timeline article{padding:26px;background:var(--pale);border-left:3px solid var(--teal)}.expedition-timeline span{color:var(--teal);font-size:.79rem;font-weight:800;letter-spacing:.1em}.expedition-timeline h3{font-size:1.32rem;margin:13px 0}.expedition-timeline p{font-size:.9rem;color:#595777}.expedition-timeline img{height:220px;width:100%;object-fit:cover;margin-top:18px}.expedition-timeline .inline-link{margin-top:18px}.life-divider{margin-top:75px}
@media(max-width:1150px){.research-grid{grid-template-columns:repeat(2,1fr)}.research-card{border-bottom:1px solid var(--line)}.research-card:nth-child(2){border-right:0}.research-card:nth-child(4){border-right:0}.research-card:nth-child(5){border-bottom:0}.student-grid{grid-template-columns:repeat(3,1fr)}}
@media(max-width:850px){.student-grid{grid-template-columns:repeat(2,1fr)}.expedition-timeline{grid-template-columns:1fr}.person-card{grid-template-columns:160px 1fr}}
@media(max-width:600px){.research-grid{grid-template-columns:1fr}.research-card{min-height:0;border-right:0}.research-card:nth-child(4){border-bottom:1px solid var(--line)}.research-grid.full .research-card{min-height:0}.person-card{grid-template-columns:1fr}.person-visual{height:250px}.person-initials{min-height:250px}.person-content{padding:24px}.student-grid{grid-template-columns:1fr}.expedition-timeline article{padding:20px}.pub-item .pub-summary{font-size:.84rem}.life-divider{margin-top:55px}}
/* ---- 首页「TIMS 是什么」板块：徽标 + 四个字母的含义 ---- */
.name-band{margin-top:72px;padding-top:60px;border-top:1px solid var(--line)}
.name-head{display:flex;flex-direction:column;align-items:center;text-align:center;gap:24px;margin-bottom:52px}
.name-head img{width:148px;height:148px;flex:none}
.name-head .eyebrow{margin-bottom:11px}
.name-head h2{font-size:clamp(1.75rem,2.5vw,2.4rem);line-height:1.3;margin-bottom:13px}
.name-full{font-family:Cambria,Georgia,"Times New Roman",serif;font-size:clamp(1rem,1.35vw,1.22rem);line-height:1.5;color:var(--teal)}
.name-cn{color:var(--muted);font-size:.9rem;margin-top:7px}
.name-letters{list-style:none;display:grid;grid-template-columns:repeat(4,1fr);gap:1px;padding:0;margin:0;background:var(--line);border:1px solid var(--line)}
.name-letters li{display:flex;align-items:baseline;gap:17px;padding:27px 23px;background:#ffffff}
.name-letter{font-family:Cambria,Georgia,"Times New Roman",serif;font-size:2.7rem;line-height:1;color:var(--teal);flex:0 0 1.2em;text-align:center}
.name-letters strong{display:block;font-size:1.03rem}
.name-letters em{display:block;font-size:.76rem;font-weight:700;letter-spacing:.09em;color:var(--muted);margin:6px 0 10px}
.name-letters p{font-size:.85rem;line-height:1.75;color:#5a5778}
@media(max-width:1150px){.name-letters{grid-template-columns:repeat(2,1fr)}}
@media(max-width:600px){.name-head{gap:20px;margin-bottom:38px}.name-head img{width:118px;height:118px}.name-letters{grid-template-columns:1fr}.name-letters li{padding:22px 20px}.name-letter{font-size:2.2rem}}