:root{--ink:#1c2622;--muted:#728078;--paper:#f5f6f1;--panel:#e8eee4;--green:#c9eb96;--orange:#ef714b;--line:rgba(28,38,34,.16)}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--paper);color:var(--ink);font-family:Inter,"Microsoft YaHei",sans-serif}.page-glow{position:fixed;inset:0;pointer-events:none;background:radial-gradient(circle at 90% 8%,rgba(201,235,150,.3),transparent 25%),radial-gradient(circle at 8% 70%,rgba(239,113,75,.08),transparent 22%)}a{color:inherit;text-decoration:none}.wrap{width:min(1160px,calc(100% - 72px));margin:auto}.topbar{height:86px;width:min(1290px,calc(100% - 72px));margin:auto;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;position:relative;z-index:2}.logo{display:flex;align-items:center;gap:10px;font:700 12px/1 monospace;letter-spacing:.15em}.logo-mark{width:30px;height:30px;display:grid;place-items:center;border:1px solid var(--ink);border-radius:50%;font:700 17px/1 serif}.topbar nav{display:flex;gap:32px;color:var(--muted);font-size:12px}.topbar nav a:hover,.top-link:hover,.underlink:hover,.footer a:hover{opacity:.55}.top-link{font-size:11px;font-family:monospace}.top-link b{font-size:17px;margin-left:7px}.hero{min-height:650px;padding:80px 0 100px;display:grid;grid-template-columns:1.03fr .97fr;align-items:center;gap:50px}.overline{font:500 11px/1.3 monospace;letter-spacing:.09em;color:var(--muted);text-transform:uppercase}.overline i{display:inline-block;width:7px;height:7px;margin-right:8px;border-radius:50%;background:#719d55;box-shadow:0 0 0 4px rgba(113,157,85,.15)}h1,h2,h3,p{margin-top:0}h1{font:800 clamp(55px,8vw,105px)/.99 Georgia,"Microsoft YaHei",serif;letter-spacing:-.08em;margin:24px 0 28px}h1 em,h2 em{font-style:normal;color:var(--orange)}.lead{max-width:460px;color:var(--muted);font-size:15px;line-height:1.9;margin-bottom:35px}.actions{display:flex;align-items:center;gap:25px}.button{display:inline-flex;align-items:center;gap:23px;padding:16px 19px;background:var(--ink);color:var(--paper);font-size:12px;font-weight:700;transition:transform .2s}.button:hover{transform:translateY(-3px)}.button span,.underlink span,.contact-mail span{font-size:18px}.underlink{font-size:12px;border-bottom:1px solid var(--ink);padding-bottom:5px}.hero-visual{height:430px;position:relative;display:grid;place-items:center}.visual-core{width:250px;height:250px;border-radius:50%;background:var(--green);position:relative;z-index:1;display:flex;flex-direction:column;align-items:center;justify-content:center;box-shadow:17px 19px 0 var(--orange)}.visual-core span{font:800 96px/.9 Georgia,serif}.visual-core small{margin-top:18px;font:500 9px/1.4 monospace;letter-spacing:.12em}.visual-ring{position:absolute;border:1px solid var(--ink);border-radius:50%}.ring-a{width:370px;height:170px;transform:rotate(-28deg);border-color:var(--orange)}.ring-b{width:340px;height:280px;transform:rotate(58deg);border-style:dashed}.visual-node{position:absolute;width:11px;height:11px;background:var(--orange);border-radius:50%;z-index:2}.node-a{top:59px;right:77px}.node-b{bottom:53px;left:86px;background:var(--ink);border:2px solid var(--orange)}.node-c{top:190px;left:18px}.visual-caption{position:absolute;bottom:14px;right:2px;font:500 9px/1 monospace;letter-spacing:.12em;color:var(--muted)}.section{border-top:1px solid var(--line);padding:88px 0 100px}.section-label{font:500 11px/1.2 monospace;letter-spacing:.12em;color:var(--muted)}.about{display:grid;grid-template-columns:1fr 2.1fr;gap:30px}.about-main{display:grid;grid-template-columns:1.2fr .8fr;gap:65px}.about h2,.writing h2{font:800 clamp(37px,4.8vw,62px)/1.1 Georgia,"Microsoft YaHei",serif;letter-spacing:-.07em;margin:0 0 24px}.about h2 span{color:var(--muted)}.about-copy p{color:var(--muted);font-size:14px;line-height:1.95}.facts{display:grid;grid-template-columns:1fr 1fr;gap:1px;align-content:start;background:var(--line);border:1px solid var(--line)}.facts div{background:var(--paper);padding:20px 16px;display:flex;flex-direction:column;gap:8px}.facts strong{font:800 34px/1 Georgia,serif}.facts span{font:11px;color:var(--muted)}.section-head{display:flex;justify-content:space-between;align-items:end;margin-bottom:35px}.section-head p{margin:0;color:var(--muted);font-size:13px}.work-grid{display:grid;grid-template-columns:1.2fr 1fr 1fr;gap:15px}.work-card{min-height:345px;padding:24px;background:var(--panel);display:flex;flex-direction:column;transition:transform .2s}.work-card:hover{transform:translateY(-5px)}.work-card.featured{background:var(--ink);color:var(--paper)}.work-no{font:500 10px monospace;letter-spacing:.1em}.card-icon{height:103px;margin:22px 0 25px}.icon-signal{display:flex;align-items:center;gap:5px}.icon-signal b{display:block;width:5px;border-radius:5px;background:var(--orange)}.icon-signal b:nth-child(1){height:32px}.icon-signal b:nth-child(2){height:55px}.icon-signal b:nth-child(3){height:84px}.icon-signal b:nth-child(4){height:62px}.icon-signal b:nth-child(5){height:40px}.icon-grid{display:grid;grid-template-columns:repeat(3,15px);grid-auto-rows:15px;gap:8px;align-content:center}.icon-grid i{border:1px solid var(--orange);border-radius:50%}.icon-grid i:nth-child(2n){background:var(--orange)}.icon-weather{font-size:58px;color:var(--orange);padding-top:18px}.work-card h3{font-size:19px;letter-spacing:-.04em;margin:0 0 13px}.work-card p{color:var(--muted);font-size:12px;line-height:1.85;margin:0 0 18px}.featured p{color:#b5c0b3}.work-card small{margin-top:auto;color:var(--muted);font:500 10px/1 monospace}.featured small{color:var(--green)}.skill-row{display:flex;flex-wrap:wrap;gap:8px;margin-top:24px}.skill-row span{border:1px solid var(--line);border-radius:18px;padding:7px 11px;font:500 10px monospace}.writing{display:grid;grid-template-columns:1fr 2.1fr;gap:30px}.writing-main{display:grid;grid-template-columns:.7fr 1.3fr;gap:60px}.writing h2{margin:0}.publication-list{border-top:1px solid var(--line)}.publication{display:grid;grid-template-columns:110px 1fr 160px;gap:20px;align-items:start;padding:20px 0;border-bottom:1px solid var(--line);transition:transform .2s}.publication:hover{transform:translateX(6px)}.pub-type{font:500 10px monospace;color:var(--muted)}.pub-title{font-size:13px;line-height:1.6}.pub-meta{font:500 10px/1.55 monospace;color:var(--muted);text-align:right}.contact{border-top:1px solid var(--line);min-height:460px;padding:105px 8%;position:relative;overflow:hidden}.contact h2{font:800 clamp(42px,5.5vw,70px)/1.05 Georgia,"Microsoft YaHei",serif;letter-spacing:-.08em;margin:25px 0}.contact-note{max-width:400px;color:var(--muted);font-size:13px;line-height:1.8}.contact-mail{display:inline-block;margin-top:18px;border-bottom:1px solid var(--ink);padding-bottom:7px;font:500 12px monospace}.contact-shape{width:300px;height:300px;position:absolute;right:12%;top:78px;border-radius:50%;background:var(--green)}.contact-shape:before,.contact-shape:after{content:"";position:absolute;inset:-25px;border:1px solid var(--orange);border-radius:50%;transform:rotate(30deg)}.contact-shape:after{inset:24px -37px;border-color:var(--ink);border-style:dashed;transform:rotate(-38deg)}.footer{min-height:82px;border-top:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;color:var(--muted);font:500 10px monospace}.footer a{color:var(--ink)}
@media(max-width:800px){.wrap,.topbar{width:min(100% - 40px,620px)}.topbar{height:72px}.topbar nav{display:none}.hero{display:flex;flex-direction:column;align-items:stretch;padding:64px 0 75px}.hero-visual{height:310px}.visual-core{width:210px;height:210px}.visual-core span{font-size:80px}.visual-ring.ring-a{width:310px}.visual-ring.ring-b{width:280px}.section{padding:70px 0 80px}.about,.writing{display:block}.about-main,.writing-main{display:block}.about-main{margin-top:30px}.facts{margin-top:30px}.section-label{margin-bottom:28px}.section-head{display:block}.section-head p{margin-top:15px}.work-grid{grid-template-columns:1fr}.work-card{min-height:300px}.writing-main h2{margin-bottom:35px}.publication{grid-template-columns:1fr 30px;gap:7px}.pub-title{grid-column:1/3;font-size:14px}.pub-meta{grid-column:1/2;text-align:left}.pub-type{grid-column:1/2}.contact{padding:80px 0;min-height:530px}.contact-shape{width:240px;height:240px;right:-50px;top:280px}.footer{padding:22px 0;flex-wrap:wrap;gap:14px}.footer span:nth-child(2){display:none}}

/* 让品牌名和首页昵称更醒目 */
.logo{font-size:14px}
.intro-name{font-size:16px;color:var(--ink);letter-spacing:.03em}

/* 桌面端用两列承载四个研究卡片，避免留下空白 */
@media(min-width:801px){.work-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.work-card{min-height:320px}}
.icon-ai{display:flex;align-items:center;font:800 43px/1 Georgia,serif;letter-spacing:-.08em;color:var(--orange)}
.ai-card{background:#eef1e9}
@media(max-width:800px){h1{font-size:clamp(46px,6.8vw,62px);letter-spacing:-.09em}}

/* 苹果风格的柔和气泡层次 */
:root{--paper:#f7f9f5;--panel:#edf3ec;--green:#d8f3ae;--orange:#ff7654;--line:rgba(28,38,34,.13)}
body{-webkit-font-smoothing:antialiased;background:radial-gradient(circle at 75% 0%,#edf8df 0,transparent 28%),var(--paper)}
.topbar{border:1px solid rgba(28,38,34,.1);border-radius:0 0 24px 24px;padding:0 22px;background:rgba(255,255,255,.56);backdrop-filter:blur(18px);box-shadow:0 10px 35px rgba(54,75,55,.06)}
.logo{font-size:14px}.topbar nav{gap:8px}.topbar nav a{padding:9px 12px;border-radius:999px;transition:background .2s,color .2s}.topbar nav a:hover{background:var(--ink);color:var(--paper);opacity:1}
.top-link{padding:10px 14px;border:1px solid var(--line);border-radius:999px;background:rgba(255,255,255,.45)}
.hero{padding-top:76px}.hero-text{position:relative;z-index:1}.headline-line{display:block;white-space:nowrap}.headline-accent{color:var(--orange)}
h1{font-family:"Microsoft YaHei","PingFang SC",sans-serif;font-weight:800;letter-spacing:-.095em;line-height:1.03}
.hero-visual{filter:drop-shadow(0 20px 28px rgba(86,108,75,.1))}.visual-core{border:10px solid rgba(255,255,255,.44);background:linear-gradient(145deg,#e1f9bd,#c5ec91);box-shadow:18px 20px 0 rgba(255,118,84,.92),0 20px 45px rgba(113,148,76,.18)}
.section{padding-top:96px}.about-main{display:block}.about-copy{max-width:780px}.about-copy p{max-width:680px}.facts{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px;background:none;border:0;margin-top:38px}.facts div{min-height:132px;padding:22px 20px;border:1px solid rgba(28,38,34,.08);border-radius:24px;background:rgba(255,255,255,.67);box-shadow:0 12px 30px rgba(53,75,53,.07);transition:transform .2s,box-shadow .2s}.facts div:hover{transform:translateY(-5px);box-shadow:0 18px 35px rgba(53,75,53,.12)}.facts div:nth-child(2){background:#e8f1ff}.facts div:nth-child(3){background:#fff0e8}.facts div:nth-child(4){background:#e8f7d4}.facts strong{font-family:"Microsoft YaHei","PingFang SC",sans-serif;font-size:35px}
.work-card{border:1px solid rgba(28,38,34,.06);border-radius:28px;box-shadow:0 12px 30px rgba(53,75,53,.07)}.work-card.featured{background:linear-gradient(145deg,#1c2924,#31463a);box-shadow:0 16px 34px rgba(28,44,35,.18)}.ai-card{background:linear-gradient(145deg,#edf7e3,#e3f0ff)}.skill-row span{background:rgba(255,255,255,.54);border-color:rgba(28,38,34,.1)}
.ai-lab{border-top:0;border-radius:34px;padding:72px 6%;margin-top:18px;background:linear-gradient(135deg,#e4f7cf 0%,#f1f7ef 48%,#dfeaff 100%);box-shadow:0 20px 55px rgba(79,105,77,.13);position:relative;overflow:hidden}.ai-lab:after{content:"AI";position:absolute;right:4%;top:-52px;color:rgba(255,255,255,.5);font:900 260px/.9 "Microsoft YaHei",sans-serif;letter-spacing:-.15em;pointer-events:none}.ai-lab-content{display:grid;grid-template-columns:.8fr 1.2fr;gap:55px;align-items:center;position:relative;z-index:1}.ai-lab h2{font-family:"Microsoft YaHei","PingFang SC",sans-serif}.ai-lab-intro>p{max-width:360px;color:var(--muted);font-size:13px;line-height:1.9}.ai-status{display:inline-flex;align-items:center;gap:8px;margin-top:16px;padding:9px 12px;border-radius:999px;background:rgba(255,255,255,.6);font:500 10px monospace;color:var(--muted)}.ai-status i{width:7px;height:7px;border-radius:50%;background:#6caa4e;box-shadow:0 0 0 4px rgba(108,170,78,.14)}.ai-bubbles{display:grid;grid-template-columns:1fr 1fr;gap:13px}.ai-bubble{min-height:168px;padding:20px;border:1px solid rgba(255,255,255,.76);border-radius:25px;background:rgba(255,255,255,.62);box-shadow:0 10px 25px rgba(76,103,70,.07);backdrop-filter:blur(12px);transition:transform .2s}.ai-bubble:hover{transform:translateY(-5px)}.ai-bubble.blue{background:rgba(224,236,255,.75)}.ai-bubble.orange{background:rgba(255,235,224,.82)}.ai-bubble.dark{background:rgba(28,38,34,.9);color:var(--paper)}.bubble-no{font:500 10px monospace;color:var(--muted)}.dark .bubble-no{color:var(--green)}.ai-bubble h3{margin:24px 0 8px;font-size:18px}.ai-bubble p{margin:0;color:var(--muted);font-size:12px;line-height:1.75}.dark p{color:#c5d0c5}
.writing h2,.contact h2{font-family:"Microsoft YaHei","PingFang SC",sans-serif}.publication{padding:22px 18px;border:1px solid rgba(28,38,34,.08);border-radius:20px;margin-bottom:10px;background:rgba(255,255,255,.45)}.publication-list{border-top:0}.publication:hover{background:#fff;transform:translateX(5px)}.contact{border-top:0;border-radius:34px;margin-top:18px;background:linear-gradient(135deg,#f7e7dc,#f4f8ef);box-shadow:0 18px 48px rgba(111,95,75,.1)}.contact-shape{background:#d9f2a7;box-shadow:15px 18px 0 rgba(255,118,84,.72)}.footer{border-top:1px solid var(--line)}
@media(max-width:800px){.topbar{padding:0 12px;border-radius:0 0 18px 18px}.top-link{font-size:10px;padding:8px 10px}.headline-line{white-space:nowrap}.hero{padding-top:58px}.hero h1{font-size:clamp(42px,11vw,58px);line-height:1.02}.facts{grid-template-columns:1fr 1fr;gap:10px}.facts div{min-height:116px;padding:18px;border-radius:20px}.ai-lab{padding:58px 24px;border-radius:28px}.ai-lab-content{display:block}.ai-lab-intro{margin-bottom:35px}.ai-lab:after{font-size:180px;top:30px;right:-16px}.ai-bubbles{grid-template-columns:1fr}.ai-bubble{min-height:145px}.writing,.contact{border-radius:28px}.publication{grid-template-columns:1fr 30px}}

/* 提高品牌、名字、栏目和页脚的视觉层级 */
.topbar{height:104px;border:0;border-radius:0;padding:0;background:transparent;backdrop-filter:none;box-shadow:none}
.logo{gap:13px;font-family:"Trebuchet MS","Avenir Next",Arial,sans-serif;font-size:19px;font-weight:800;letter-spacing:.2em}
.logo-mark{width:43px;height:43px;font-size:24px;border-width:1.5px}
.topbar nav{padding:7px;border:1px solid rgba(28,38,34,.1);border-radius:999px;background:rgba(255,255,255,.52);backdrop-filter:blur(16px);box-shadow:0 8px 25px rgba(53,75,53,.06)}
.topbar nav a{font-size:13px;padding:10px 14px}
.top-link{font-size:12px;padding:12px 16px}
.hero .overline{font-size:14px;letter-spacing:.06em}.hero .intro-name{font-size:24px;font-weight:800;letter-spacing:.02em}.hero .overline i{width:9px;height:9px}
.section-label{font-size:15px;letter-spacing:.1em}.section-head p{font-size:14px}
.visual-core{width:278px;height:278px}.visual-core span{font-size:110px}.visual-core small{font-size:10px}.ring-a{width:410px;height:190px}.ring-b{width:375px;height:305px}
.publication .pub-type{font-size:11px}.publication .pub-title{font-size:15px}.publication .pub-meta{font-size:11px}
.footer{min-height:105px;font-size:14px}.footer a{font-size:14px}
@media(max-width:800px){.topbar{height:88px;padding:0}.logo{font-size:16px;letter-spacing:.14em}.logo-mark{width:37px;height:37px;font-size:20px}.topbar nav{display:none}.top-link{font-size:11px;padding:10px 12px}.hero .overline{font-size:13px}.hero .intro-name{font-size:21px}.section-label{font-size:14px}.visual-core{width:235px;height:235px}.visual-core span{font-size:90px}.ring-a{width:330px;height:155px}.ring-b{width:300px;height:250px}.footer{min-height:100px;font-size:12px}.footer a{font-size:12px}.publication .pub-title{font-size:14px}.publication .pub-meta{font-size:10px}}