:root{
  --blue:#005bac; --deep:#073763; --sky:#eaf6ff; --light:#f7fbff; --ink:#1c2833; --muted:#63738a;
  --line:#d9e8f6; --accent:#18a6d9; --gold:#d89000; --card:#ffffff;
}
*{box-sizing:border-box} html{scroll-behavior:smooth} body{margin:0;font-family:Arial,"Helvetica Neue","Noto Sans SC",sans-serif;color:var(--ink);background:#f4f8fc;line-height:1.7}
a{color:var(--blue);text-decoration:none} a:hover{text-decoration:underline} img{max-width:100%;display:block}
.wrap{width:min(1160px,92vw);margin:0 auto}.topbar{height:6px;background:linear-gradient(90deg,var(--blue),#1db4e8,#f5a623)}
.site-header{position:sticky;top:0;z-index:20;background:rgba(255,255,255,.94);backdrop-filter:blur(10px);border-bottom:1px solid var(--line);box-shadow:0 6px 24px rgba(0,45,95,.06)}
.nav{display:flex;align-items:center;justify-content:space-between;gap:24px;padding:12px 0}.brand{display:flex;align-items:center;gap:12px;min-width:260px}.brand img{width:54px;height:54px;object-fit:contain}.brand-title{font-weight:800;color:var(--deep);font-size:17px;line-height:1.2}.brand-sub{font-size:12px;color:var(--muted);font-weight:700;letter-spacing:.04em;text-transform:uppercase}
.nav-links{display:flex;align-items:center;gap:6px;flex-wrap:wrap}.nav-links a{padding:9px 11px;border-radius:999px;color:#20324a;font-weight:700;font-size:14px}.nav-links a.active,.nav-links a:hover{background:#eaf4ff;color:var(--blue);text-decoration:none}.tools{display:flex;align-items:center;gap:8px}.lang-switch{display:flex;border:1px solid #cfe1f2;border-radius:999px;overflow:hidden;background:#fff}.lang-switch button{border:0;background:transparent;padding:7px 11px;font-weight:800;color:var(--muted);cursor:pointer}.lang-switch button.active{background:var(--blue);color:#fff}.menu-btn{display:none;border:1px solid var(--line);background:#fff;border-radius:10px;padding:8px 10px;color:var(--deep);font-weight:800}
.hero{position:relative;min-height:540px;display:flex;align-items:center;overflow:hidden;background:linear-gradient(120deg,rgba(4,70,130,.95),rgba(0,155,210,.76)),url('../images/campus.jpg') center/cover no-repeat;color:white}.hero:after{content:"";position:absolute;inset:auto 0 0 0;height:150px;background:linear-gradient(0deg,#f4f8fc,rgba(244,248,252,0))}.hero-inner{position:relative;z-index:2;padding:84px 0 120px}.eyebrow{display:inline-flex;align-items:center;gap:10px;text-transform:uppercase;letter-spacing:.12em;font-weight:900;font-size:13px;color:#dff7ff}.eyebrow:before{content:"";width:38px;height:3px;background:#fff;border-radius:4px}.hero h1{font-size:clamp(38px,6vw,72px);line-height:1.05;margin:18px 0 18px;max-width:900px}.hero p{font-size:clamp(17px,2vw,22px);max-width:780px;margin:0 0 28px;color:#e9f7ff}.hero-actions{display:flex;gap:14px;flex-wrap:wrap}.btn{display:inline-flex;align-items:center;gap:10px;padding:12px 18px;border-radius:12px;font-weight:900;border:1px solid transparent}.btn-primary{background:white;color:var(--blue)}.btn-outline{color:white;border-color:rgba(255,255,255,.7);background:rgba(255,255,255,.08)}.btn-light{background:#eff7ff;color:var(--blue)}
main{padding:46px 0 70px}.section{margin:0 0 42px}.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:20px}.section-title{margin:0;color:var(--deep);font-size:clamp(28px,3vw,42px);line-height:1.15}.section-kicker{color:var(--blue);font-weight:900;letter-spacing:.08em;text-transform:uppercase;font-size:13px;margin-bottom:6px}.lead{font-size:18px;color:#30445f;max-width:880px}.grid{display:grid;gap:20px}.grid-2{grid-template-columns:repeat(2,minmax(0,1fr))}.grid-3{grid-template-columns:repeat(3,minmax(0,1fr))}.grid-4{grid-template-columns:repeat(4,minmax(0,1fr))}.card{background:var(--card);border:1px solid var(--line);border-radius:22px;padding:24px;box-shadow:0 12px 28px rgba(5,58,111,.06)}.card h3{margin:0 0 10px;color:var(--deep);line-height:1.25}.card p{margin:0;color:#334963}.stat{display:flex;flex-direction:column;gap:4px}.stat strong{font-size:34px;color:var(--blue);line-height:1}.stat span{color:var(--muted);font-weight:700}.media-card{padding:0;overflow:hidden}.media-card img{width:100%;height:230px;object-fit:cover}.media-card .content{padding:20px}.pill-list{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px}.pill{background:#eaf5ff;border:1px solid #cfe5fb;color:#075f9d;border-radius:999px;padding:6px 10px;font-size:13px;font-weight:800}.timeline{position:relative;padding-left:24px}.timeline:before{content:"";position:absolute;left:5px;top:6px;bottom:6px;width:3px;background:linear-gradient(var(--blue),#90d8ff);border-radius:4px}.timeline-item{position:relative;margin:0 0 22px;background:#fff;border:1px solid var(--line);border-radius:18px;padding:18px 20px}.timeline-item:before{content:"";position:absolute;left:-26px;top:23px;width:13px;height:13px;background:var(--blue);border:3px solid #dff2ff;border-radius:50%}.year{font-weight:900;color:var(--blue);font-size:20px}.table{width:100%;border-collapse:collapse;overflow:hidden;border-radius:18px;background:#fff}.table th,.table td{padding:14px 16px;border-bottom:1px solid var(--line);text-align:left}.table th{background:#eaf4ff;color:var(--deep)}.table tr:last-child td{border-bottom:0}.team-card{display:flex;gap:18px;align-items:flex-start}.avatar{width:88px;height:88px;flex:0 0 88px;border-radius:22px;background:linear-gradient(135deg,#eaf7ff,#c8e8ff);display:grid;place-items:center;color:var(--blue);font-weight:900;font-size:28px;border:1px solid #d5e9f8;overflow:hidden}.avatar img{width:100%;height:100%;object-fit:cover}.team-card h3{margin-bottom:2px}.role{color:var(--blue);font-weight:900;margin-bottom:8px}.profile-hero{background:linear-gradient(135deg,#f8fcff,#e7f5ff);border:1px solid var(--line);border-radius:28px;padding:30px;display:grid;grid-template-columns:140px 1fr;gap:26px;align-items:center}.profile-hero .avatar{width:140px;height:140px;border-radius:34px;font-size:42px}.profile-hero h1{margin:0;color:var(--deep);font-size:42px}.meta{display:flex;gap:10px;flex-wrap:wrap;margin-top:12px}.meta span{padding:6px 10px;background:#fff;border:1px solid var(--line);border-radius:999px;color:#3d526b;font-weight:700}.callout{background:linear-gradient(135deg,#eaf6ff,#ffffff);border:1px solid var(--line);border-left:6px solid var(--blue);border-radius:18px;padding:20px}.source-box{font-size:13px;color:var(--muted);margin-top:20px}.footer{background:#062f58;color:#dfefff;padding:36px 0}.footer-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:30px}.footer h3{color:#fff;margin:0 0 8px}.footer a{color:#bde8ff}.footer small{display:block;margin-top:20px;color:#9fb9d2}.breadcrumbs{font-size:14px;margin-bottom:20px;color:var(--muted)}.breadcrumbs a{font-weight:800}.quote{font-size:22px;line-height:1.55;color:var(--deep);font-weight:800;margin:0}.mini-nav{display:flex;gap:10px;flex-wrap:wrap;margin-top:20px}.mini-nav a{background:#fff;border:1px solid var(--line);padding:10px 12px;border-radius:999px;font-weight:900}.page-hero{padding:54px 0 32px;background:linear-gradient(135deg,#eef8ff,#fff);border-bottom:1px solid var(--line)}.page-hero h1{margin:0;color:var(--deep);font-size:clamp(34px,4vw,56px);line-height:1.1}.page-hero p{margin:12px 0 0;color:#39516d;max-width:850px;font-size:18px}.split{display:grid;grid-template-columns:1.1fr .9fr;gap:24px;align-items:center}.figure{border-radius:22px;overflow:hidden;border:1px solid var(--line);background:#fff;box-shadow:0 14px 30px rgba(5,58,111,.08)}.figure img{width:100%;height:100%;object-fit:cover}.figure-caption{font-size:13px;color:var(--muted);padding:10px 14px;background:#fff}.toc-card a{display:block;padding:12px 0;border-bottom:1px solid var(--line);font-weight:900}.toc-card a:last-child{border-bottom:0}
.i18n-inline{display:inline}.i18n-block{display:block} html[lang-current="en"] [data-lang="zh"]{display:none!important} html[lang-current="zh"] [data-lang="en"]{display:none!important} html[lang-current="zh"] [data-lang="zh"].i18n-inline{display:inline!important} html[lang-current="zh"] [data-lang="zh"].i18n-block{display:block!important}
@media (max-width:920px){.grid-3,.grid-4,.grid-2,.split,.footer-grid{grid-template-columns:1fr}.nav-links{display:none;position:absolute;left:0;right:0;top:79px;background:#fff;border-bottom:1px solid var(--line);padding:12px 4vw}.nav-links.open{display:flex;flex-direction:column;align-items:stretch}.nav-links a{border-radius:12px}.menu-btn{display:block}.brand{min-width:auto}.hero{min-height:500px}.profile-hero{grid-template-columns:1fr}.profile-hero .avatar{width:110px;height:110px}.team-card{flex-direction:column}.footer-grid{gap:14px}}

.nav{gap:18px;flex-wrap:nowrap}
.brand{min-width:250px;flex:0 0 250px}
.brand-title{font-size:18px;white-space:nowrap}
.brand-sub{font-size:11px;line-height:1.35;letter-spacing:.035em}
.nav-links{flex:1;justify-content:center;gap:2px;flex-wrap:nowrap;min-width:0;white-space:nowrap}
.nav-links a{font-size:14px;padding:8px 10px;white-space:nowrap}
.tools{flex:0 0 auto}
.media-card img{width:100%;height:auto;max-height:none;object-fit:contain;background:#fff}
.figure img{width:100%;height:auto;object-fit:contain;background:#fff}
.figure{background:#fff}
.image-contain{object-fit:contain!important;background:#fff!important}
.official-text p{margin:0 0 1em;color:#334963}
.official-text p:last-child{margin-bottom:0}
.detail-list{margin:0;padding-left:1.25em;color:#334963}.detail-list li{margin-bottom:.45em}
@media (max-width:1180px){.nav-links{display:none;position:absolute;left:0;right:0;top:79px;background:#fff;border-bottom:1px solid var(--line);padding:12px 4vw;white-space:normal}.nav-links.open{display:flex;flex-direction:column;align-items:stretch}.menu-btn{display:block}.brand{flex:1 1 auto;min-width:0}.brand-title{white-space:normal}.site-header .wrap{width:min(1160px,92vw)}}

/* --- Update 2026-06-27: desktop one-line navigation and full-image display --- */
.site-header .wrap{width:min(1540px,96vw)}
.nav{gap:18px;flex-wrap:nowrap}
.brand{min-width:250px;flex:0 0 250px}
.brand-title{font-size:18px;white-space:nowrap}
.brand-sub{font-size:11px;line-height:1.35;letter-spacing:.035em}
.nav-links{flex:1;justify-content:center;gap:2px;flex-wrap:nowrap;min-width:0;white-space:nowrap}
.nav-links a{font-size:14px;padding:8px 10px;white-space:nowrap}
.tools{flex:0 0 auto}
.media-card img{width:100%;height:auto;max-height:none;object-fit:contain;background:#fff}
.figure img{width:100%;height:auto;object-fit:contain;background:#fff}
.figure{background:#fff}
.image-contain{object-fit:contain!important;background:#fff!important}
.official-text p{margin:0 0 1em;color:#334963}
.official-text p:last-child{margin-bottom:0}
.detail-list{margin:0;padding-left:1.25em;color:#334963}.detail-list li{margin-bottom:.45em}
@media (max-width:1180px){.nav-links{display:none;position:absolute;left:0;right:0;top:79px;background:#fff;border-bottom:1px solid var(--line);padding:12px 4vw;white-space:normal}.nav-links.open{display:flex;flex-direction:column;align-items:stretch}.menu-btn{display:block}.brand{flex:1 1 auto;min-width:0}.brand-title{white-space:normal}.site-header .wrap{width:min(1160px,92vw)}}


/* --- Update: one-line desktop navigation, complete images, and teacher portraits --- */
.site-header .wrap{width:min(1700px,98vw)}
.nav{gap:10px;flex-wrap:nowrap;align-items:center}
.brand{min-width:220px;flex:0 0 220px;gap:10px}
.brand img{width:50px;height:50px}
.brand-title{font-size:17px;white-space:nowrap}
.brand-sub{font-size:10.5px;line-height:1.3;letter-spacing:.025em}
.nav-links{flex:1 1 auto;display:flex;justify-content:center;gap:0;flex-wrap:nowrap;min-width:0;white-space:nowrap;overflow:visible}
.nav-links a{font-size:13.5px;padding:7px 8px;white-space:nowrap;flex:0 0 auto}
.tools{flex:0 0 auto}.lang-switch button{padding:7px 10px}
.media-card img,.figure img{width:100%;height:auto!important;max-height:none!important;object-fit:contain!important;background:#fff}
.avatar{background:#fff}.avatar img{width:100%;height:100%;object-fit:contain;background:#fff}
.profile-photo-wrap{width:160px;height:210px;border-radius:24px;overflow:hidden;background:#fff;border:1px solid #d5e9f8;box-shadow:0 10px 24px rgba(5,58,111,.10)}
.profile-photo{width:100%;height:100%;object-fit:contain;background:#fff}
.teacher-profile-hero{grid-template-columns:160px 1fr}.teacher-page-hero .meta span{max-width:100%;white-space:normal}.profile-main{min-height:100%}.source-note p{color:#334963;margin:0 0 10px}.source-note a{word-break:break-all}
@media (max-width:1320px){.nav-links{display:none;position:absolute;left:0;right:0;top:75px;background:#fff;border-bottom:1px solid var(--line);padding:12px 4vw;white-space:normal}.nav-links.open{display:flex;flex-direction:column;align-items:stretch}.nav-links a{font-size:14px;border-radius:12px}.menu-btn{display:block}.brand{flex:1 1 auto;min-width:0}.brand-title{white-space:normal}.site-header .wrap{width:min(1160px,92vw)}}
@media (max-width:700px){.teacher-profile-hero{grid-template-columns:1fr}.profile-photo-wrap{width:130px;height:170px}.brand-sub{display:none}}


/* --- Update: header subtitle single line without IEEE China Council --- */
.brand-sub{white-space:nowrap;}
@media (min-width:1321px){.brand{min-width:245px;flex:0 0 245px}.brand-sub{font-size:11px;line-height:1.2}}