:root{
  --bg:#0b0e14;
  --panel:#121826;
  --text:#e7eaf0;
  --muted:#a8b0c2;
  --line:rgba(255,255,255,.08);
  --accent:#5ba3ee; /* 蓝色主色 */
}

*{box-sizing:border-box}
html,body{margin:0;padding:0;font-family:system-ui,-apple-system,Segoe UI,Roboto,Ubuntu,"Helvetica Neue",Arial}
body{background:linear-gradient(180deg,#090c12, #0b0e14 30%, #0b0e14); color:var(--text)}

a{color:inherit;text-decoration:none}
code{font-family:ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,monospace}

.container{max-width:980px;margin:0 auto;padding:0 18px}

.nav{position:sticky;top:0;z-index:10;background:rgba(11,14,20,.7);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.nav-inner{display:flex;align-items:center;justify-content:space-between;padding:12px 0}
.brand{font-weight:700;letter-spacing:.2px}
nav a{margin-left:14px;color:var(--muted)}
nav a:hover{color:var(--text)}

.hero{padding:52px 0 20px}
.hero-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:18px}
@media (max-width:860px){.hero-grid{grid-template-columns:1fr}}

h1{font-size:38px;line-height:1.15;margin:0 0 10px}
h2{font-size:22px;margin:0 0 12px}
h3{margin:0;font-size:16px}
.accent{color:var(--accent)}
.lead{color:var(--muted);font-size:16px;line-height:1.6;margin:0 0 16px}

  .about-content{display:grid;grid-template-columns:1fr 5fr;column-gap:32px;
    row-gap:10px;align-items:center}
  @media (max-width:860px){.about-content{grid-template-columns:1fr}}
  .about-avatar{display:flex;justify-content:center;align-items:center}
  .avatar{width:160px;height:160px;border-radius:16px;border:2px solid var(--line);object-fit:cover}
  @media (max-width:860px){.avatar{width:140px;height:140px}}
  .about-wide{
    grid-column:1 / -1;
  }

.cta{display:flex;flex-wrap:wrap;gap:10px;margin:8px 0 10px}
.btn{border:1px solid var(--line);padding:10px 12px;border-radius:12px;color:var(--text);background:transparent}
.btn:hover{border-color:rgba(255,255,255,.18)}
.btn.primary{background:var(--accent);border-color:transparent;color:#0b0e14;font-weight:700}

.meta{color:var(--muted);font-size:13px}

.section{padding:26px 0}
.row{display:flex;align-items:flex-end;justify-content:space-between;gap:14px;margin-bottom:10px}
.hint{color:var(--muted);font-size:13px}

.card{display:block;background:rgba(18,24,38,.72);border:1px solid var(--line);border-radius:18px;padding:16px;box-shadow:0 10px 30px rgba(0,0,0,.25)}
/* link-wrapped cards */
.pub-card{transition:transform .12s ease,box-shadow .12s ease}
.pub-card:hover{transform:translateY(-4px);box-shadow:0 18px 40px rgba(0,0,0,.35)}
.pub-card:active{transform:translateY(-1px)}
.hero-card ul{margin:10px 0 0 18px;color:var(--muted)}
.hero-card b{color:var(--text)}

.chips{display:flex;flex-wrap:wrap;gap:8px;margin-top:10px}
.chip{border:1px solid var(--line);color:var(--muted);padding:6px 10px;border-radius:999px;font-size:12px}

.grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}
@media (max-width:860px){.grid{grid-template-columns:1fr}}

.project-top{display:flex;align-items:flex-start;justify-content:space-between;gap:10px}
.tags{display:flex;flex-wrap:wrap;gap:6px;justify-content:flex-end}
.tag{border:1px solid var(--line);color:var(--muted);padding:4px 8px;border-radius:999px;font-size:11px}

.desc{color:var(--muted);margin:10px 0;font-size:12px}
.bullets{margin:0 0 10px 0;color:var(--muted);list-style:none;padding-left:0;margin-left:0;font-size:13px}
.bullets, .bullets li{list-style:none}
.bullets li{margin:0 0 6px 0;color:var(--muted);font-size:12px;padding-left:0}
.bullets li::marker{display:none}

.highlights{display:flex;flex-wrap:wrap;gap:10px;margin:16px 0}
.highlights.align-right{width:100%;justify-content:space-between}
.highlights.align-right .highlight-badge{flex-grow:1}
.highlight-badge{display:inline-flex;align-items:center;background:rgba(142,95,216,.12);border-left:3px solid #8E5FD8;color:var(--text);padding:8px 12px;border-radius:4px;font-size:13px;line-height:1.4;font-weight:500;transition:all .3s ease;position:relative;overflow:hidden}
.highlight-badge::before{content:'';position:absolute;top:0;left:0;right:0;bottom:0;background:linear-gradient(90deg,rgba(142,95,216,.12),transparent);opacity:0;transition:opacity .3s ease;pointer-events:none}
.highlight-badge:hover{background:rgba(142,95,216,.22);padding-left:14px;box-shadow:0 6px 20px rgba(142,95,216,.18)}
.highlight-badge:hover::before{opacity:1}
.links{display:flex;flex-wrap:wrap;gap:10px;margin-top:6px}
.link{color:var(--accent);text-decoration:underline;text-underline-offset:3px}

.pub{display:flex;align-items:flex-start;justify-content:space-between;gap:12px}
.pub-title{font-weight:800}
.pub-meta{color:var(--muted);font-size:13px;margin-top:2px}
.pub-authors{color:var(--muted);font-size:13px;margin-top:6px}
.pub-links{display:flex;gap:10px;align-items:center}

.contact-line{margin:8px 0;color:var(--muted)}
.small-note{color:var(--muted);font-size:13px;margin-top:8px}

.footer{padding:28px 0;color:var(--muted);font-size:13px}

.experience-list{display:flex;flex-direction:column;gap:14px}
.exp-item{background:rgba(18,24,38,.72);border:1px solid var(--line);border-radius:18px;padding:16px}
.exp-header{position:relative;display:flex;flex-direction:column;gap:12px;margin-bottom:8px}
.exp-header h3{margin:0;color:var(--accent);font-size:16px}
.exp-date{position:absolute;top:0;right:0;color:var(--muted);font-size:13px;white-space:nowrap}
.exp-role{margin:0 0 4px;color:var(--text);font-size:14px;font-weight:600}
.exp-org{margin:0 0 8px;color:var(--muted);font-size:13px}

.exp-head-left{display:flex;align-items:center;gap:12px}
.exp-logo{width:56px;height:56px;object-fit:contain;border-radius:8px;border:1px solid var(--line);background:rgba(255,255,255,.02);padding:6px}
.exp-logo-white{background:#ffffff!important}

.exp-left{display:flex;align-items:flex-start;gap:12px}
.exp-meta{display:flex;flex-direction:column}
.exp-company{font-weight:600;color:var(--text);font-size:15px}
.exp-position{color:var(--muted);font-size:13px;margin-top:4px}

.project-thumbnail{position:relative;width:100%;padding-bottom:56.25%;margin-bottom:12px;overflow:hidden;border-radius:12px;background:rgba(0,0,0,.3)}
.project-thumbnail a{position:absolute;top:0;left:0;width:100%;height:100%;display:flex;align-items:center;justify-content:center}
.project-thumbnail img{position:absolute;top:0;left:0;width:100%;height:100%;object-fit:cover;transition:transform .3s ease}
.project-thumbnail img[src$=".gif"]{
  object-fit:contain;
  background:rgba(0,0,0,.25);
}
.project-thumbnail a:hover img[src$=".gif"]{
  transform:none;
}
.project-thumbnail iframe{position:absolute;top:0;left:0;width:100%;height:100%}
.project-thumbnail a:hover img{transform:scale(1.05)}
.play-icon{position:absolute;font-size:48px;color:#fff;text-shadow:0 0 10px rgba(0,0,0,.8);z-index:2;pointer-events:none;transition:transform .3s ease}
.project-thumbnail a:hover .play-icon{transform:scale(1.2)}

@media (max-width:640px){
  .exp-header{flex-direction:column}
  .exp-date{position:static;margin-bottom:8px}
}

.section-pill{
  display:inline-block;
  background: var(--accent);
  color:#fff !important;;
  font-weight:700;
  padding:10px 12px;    
  border-radius:12px;   
  line-height:1;
  margin:0;              
}