@font-face{font-family:Kaushan Script;font-style:normal;font-weight:400;font-display:swap;src:url(/fonts/kaushan-script-latin.woff2) format("woff2")}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-snap-type:y mandatory;scroll-padding-top:58px}body{margin:0;background:#eef1f1;font-family:IBM Plex Sans,Noto Sans SC,sans-serif;-webkit-font-smoothing:antialiased;transition:background .5s ease}::selection{background:rgba(95,184,196,.3)}@keyframes causticsDrift{0%{transform:translateZ(0) scale(1)}to{transform:translate3d(-40px,30px,0) scale(1.08)}}@keyframes sheenFloat{0%{transform:translateX(-6%);opacity:.5}to{transform:translateX(6%);opacity:.9}}@keyframes glowPulse{0%{opacity:.5;transform:scale(1)}to{opacity:.85;transform:scale(1.07)}}@keyframes twinkle{0%,to{opacity:.3}50%{opacity:.9}}@keyframes rosePulse{0%{opacity:.6}to{opacity:1}}@media (prefers-reduced-motion:reduce){.caustics,.scene-art *,.sheen{animation:none!important}html{scroll-behavior:auto;scroll-snap-type:none}.intro{display:none}}.intro{position:fixed;inset:0;z-index:100;display:flex;align-items:center;justify-content:center;overflow:hidden;background:var(--bg)}.intro--leaving{animation:intro-out .7s cubic-bezier(.16,1,.3,1) forwards}.intro-glow{position:absolute;width:62vmax;height:62vmax;border-radius:50%;background:radial-gradient(circle,color-mix(in oklab,var(--warm) 26%,transparent),transparent 64%);filter:blur(46px);animation:intro-glow-float 12s ease-in-out infinite alternate}.intro-name{position:relative;font-family:Kaushan Script,Spectral,cursive;font-weight:400;font-size:clamp(76px,17vw,220px);line-height:1.3;color:var(--warm);letter-spacing:.01em;white-space:nowrap;padding:.12em .45em;filter:drop-shadow(0 0 26px color-mix(in oklab,var(--warm) 42%,transparent));-webkit-clip-path:inset(0 100% 0 0);clip-path:inset(0 100% 0 0);animation:intro-write 1.5s cubic-bezier(.16,1,.3,1) .25s forwards}@keyframes intro-write{to{-webkit-clip-path:inset(0 0 0 0);clip-path:inset(0 0 0 0)}}@keyframes intro-glow-float{0%{transform:translate(2rem,-1rem) scale(1)}to{transform:translate(-3rem,2rem) scale(1.12)}}@keyframes intro-out{to{opacity:0;visibility:hidden;transform:scale(1.04);filter:blur(6px)}}.root{color:var(--text);min-height:100vh;position:relative;overflow-x:clip;padding-top:58px;transition:background .5s ease,color .4s ease;font-family:IBM Plex Sans,Noto Sans SC,sans-serif}.root[data-theme=A]{--bg:#16222e;--text:#e4eaef;--text-soft:#cdd8df;--muted:#9fb0bd;--faint:#728592;--surface:hsla(0,0%,100%,.05);--surface2:hsla(0,0%,100%,.09);--border:hsla(0,0%,100%,.1);--accent:#7aa6c6;--accent-ink:#0e1a24;--warm:#dd9072;--chrome:rgba(22,34,46,.72);--bupt:#5b97cf;--qmul:#84aaca;--pku:#dd7e68;--shadow:0 22px 48px -30px rgba(0,0,0,.75);--caustics:0;--sheen:0.4;--wave:0.5;--orb1:rgba(140,166,194,.2);--orb2:rgba(116,144,174,.06);--sky1:rgba(146,172,198,.09);--sky2:rgba(128,156,186,.03);--horizon:rgba(122,166,198,.22);--focus-bg:#121b25;background:linear-gradient(176deg,#16222e,#1a2937 60%,#1d2d3c)}.root[data-theme=B]{--bg:#eef1f1;--text:#1b2f38;--text-soft:#324a54;--muted:#5c727c;--faint:#8a9ba3;--surface:#fff;--surface2:#f4f7f7;--border:rgba(27,47,56,.1);--accent:#2a7d86;--accent-ink:#fff;--warm:#b8442c;--chrome:rgba(238,241,241,.84);--bupt:#1560ad;--qmul:#0c4e70;--pku:#921016;--shadow:0 18px 38px -26px rgba(27,47,56,.3);--caustics:0;--sheen:0;--wave:0.4;--orb1:hsla(29,51%,72%,.3);--orb2:hsla(26,43%,69%,.1);--sky1:hsla(28,47%,71%,.11);--sky2:hsla(26,39%,70%,.04);--horizon:rgba(160,104,80,.22);--focus-bg:#e4e9e9;background:linear-gradient(176deg,#eff2f2,#e6ebeb)}.bg-layers{position:absolute;inset:0;z-index:0;pointer-events:none;overflow:hidden}.caustics{position:absolute;inset:-12%;opacity:var(--caustics,0);background-image:radial-gradient(38% 26% at 22% 18%,rgba(190,245,238,.16),transparent 70%),radial-gradient(34% 22% at 78% 32%,rgba(150,222,222,.13),transparent 72%),radial-gradient(30% 38% at 52% 82%,rgba(120,212,200,.11),transparent 72%),radial-gradient(26% 20% at 12% 70%,rgba(200,240,230,.1),transparent 74%);filter:blur(8px);animation:causticsDrift 19s ease-in-out infinite alternate}.sheen{position:absolute;height:420px;opacity:var(--sheen,0);background:linear-gradient(180deg,rgba(120,210,210,.1),transparent);mix-blend-mode:screen;animation:sheenFloat 14s ease-in-out infinite alternate}.sheen,.site-header{top:0;left:0;right:0}.site-header{position:fixed;z-index:40;backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);background:var(--chrome);border-bottom:1px solid var(--border)}.header-inner{width:80%;max-width:1600px;margin:0 auto;display:flex;align-items:center;gap:clamp(10px,1.8vw,22px);padding:13px clamp(18px,4vw,40px);flex-wrap:nowrap}.logo{font-family:Spectral,"Noto Serif SC",serif;font-size:21px;font-weight:500;letter-spacing:.01em;color:var(--text);text-decoration:none;white-space:nowrap}.logo i{font-style:italic;color:var(--accent)}.header-spacer{flex:1 1 20px}.nav{display:flex;gap:clamp(9px,1.3vw,18px);font-family:IBM Plex Mono,monospace;font-size:11.5px;letter-spacing:.08em;text-transform:uppercase;white-space:nowrap;min-width:0;overflow-x:auto;flex:0 1 auto}.nav a{color:var(--muted);text-decoration:none;transition:color .18s ease}.nav a.active,.nav a:hover{color:var(--accent)}.v-divider{width:1px;height:18px;background:var(--border);flex:0 0 auto}.tab-group{display:flex;gap:3px;flex:0 0 auto}.tab{-webkit-appearance:none;-moz-appearance:none;appearance:none;cursor:pointer;border:1px solid transparent;background:transparent;color:var(--muted);font-family:IBM Plex Sans,Noto Sans SC,sans-serif;font-size:12.5px;font-weight:500;letter-spacing:.02em;padding:6px 12px;border-radius:999px;transition:all .18s ease}.tab.active{background:var(--accent);color:var(--accent-ink)}.dot-nav{position:fixed;right:clamp(12px,2vw,28px);top:50%;transform:translateY(-50%);z-index:45;display:flex;flex-direction:column;gap:15px;align-items:flex-end}.dot-nav-item{display:flex;align-items:center;gap:10px;text-decoration:none;justify-content:flex-end;transition:gap .2s ease}.dot-nav-item:hover{gap:13px}.dot-nav-label{font-family:IBM Plex Mono,monospace;font-size:10px;letter-spacing:.12em;text-transform:uppercase;color:var(--muted);opacity:.45;transition:opacity .2s ease}.dot-nav-dot{width:9px;height:9px;border-radius:50%;border:1px solid var(--accent);background:transparent;transition:all .22s ease;display:block;flex:0 0 auto}.dot-nav-item.active .dot-nav-dot{width:13px;height:13px;background:var(--accent)}.dot-nav-item.active .dot-nav-label{opacity:1}.hero{position:relative;z-index:1;width:100%;overflow:hidden;scroll-snap-align:start;scroll-snap-stop:always}.hero-mood{position:absolute;inset:0;z-index:0;overflow:hidden;pointer-events:none}.hero-sky{position:absolute;top:0;left:0;right:0;height:80%;background:linear-gradient(180deg,var(--sky1),var(--sky2) 38%,transparent 74%)}.hero-orb{position:absolute;top:2%;right:6%;width:clamp(160px,24vw,360px);height:clamp(160px,24vw,360px);border-radius:50%;background:radial-gradient(circle,var(--orb1),var(--orb2) 52%,transparent 72%);filter:blur(2px)}.hero-sea{bottom:0;height:36%;background:linear-gradient(180deg,transparent,color-mix(in oklab,var(--accent) 12%,transparent) 68%,color-mix(in oklab,var(--accent) 18%,transparent))}.hero-horizon,.hero-sea{position:absolute;left:0;right:0}.hero-horizon{bottom:13%;height:1px;background:var(--horizon)}.hero-waves{position:absolute;left:0;right:0;bottom:2%;width:100%;height:42px;opacity:.42}.hero-inner{position:relative;z-index:1;width:80%;max-width:1600px;margin:0 auto;padding:clamp(28px,4vw,52px) clamp(18px,4vw,40px) clamp(36px,5vw,64px);display:flex;flex-wrap:wrap;gap:clamp(30px,5vw,68px);align-items:center;min-height:calc(100vh - 60px)}.photo-wrap{flex:1 1 320px;max-width:480px;position:relative}.corner-tl{top:-14px;left:-14px;border-top:1px solid var(--accent);border-left:1px solid var(--accent);border-radius:8px 0 0 0}.corner-br,.corner-tl{position:absolute;width:64%;height:64%;opacity:.4;pointer-events:none}.corner-br{bottom:-14px;right:-14px;border-bottom:1px solid var(--warm);border-right:1px solid var(--warm);border-radius:0 0 8px 0}.photo-frame{position:relative;width:100%;aspect-ratio:725/1024;border-radius:6px;overflow:hidden;box-shadow:var(--shadow)}.photo-img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;display:block;background-color:var(--surface2)}.hero-info{flex:2 1 440px;min-width:300px}.hero-name{font-family:Spectral,"Noto Serif SC",serif;font-weight:600;font-size:clamp(42px,6.4vw,86px);line-height:1;letter-spacing:-.015em;margin:0 0 26px;color:var(--text)}.hero-line1,.hero-line2{display:block}.hero-line2{font-style:italic;font-weight:500;color:var(--muted)}.hero-intro{font-size:clamp(17px,2.1vw,21px);line-height:1.55;color:var(--text-soft);margin:0 0 12px}.edu-stack{display:flex;flex-direction:column;margin-top:22px}.edu-item{display:flex;gap:clamp(13px,2.5vw,20px);padding:20px 0;border-top:1px solid var(--border);align-items:stretch}.edu-bar{width:3px;border-radius:2px;flex:0 0 auto;margin-left:10px}.edu-label{flex:0 0 clamp(72px,9vw,104px);margin-left:-10px;font-family:IBM Plex Mono,monospace;font-size:11.5px;letter-spacing:.14em;color:var(--accent);padding-top:5px}.edu-body{flex:1 1 auto}.edu-title{font-family:Spectral,"Noto Serif SC",serif;font-weight:600;font-size:clamp(19px,2.3vw,24px);color:var(--text);margin-bottom:5px;line-height:1.2}.edu-sub{font-size:14.5px;color:var(--muted);line-height:1.55}.focus-box{margin-top:18px;padding:clamp(20px,3vw,26px) clamp(20px,3vw,26px) clamp(20px,3vw,26px) clamp(16px,2.6vw,22px);border:1px solid var(--border);border-radius:14px;background:var(--focus-bg);display:flex;gap:clamp(13px,2.5vw,20px);flex-wrap:wrap}.focus-label{flex:0 0 clamp(72px,9vw,104px);font-family:IBM Plex Mono,monospace;font-size:11.5px;letter-spacing:.16em;text-transform:uppercase;color:var(--warm);line-height:1.6;padding-top:5px}.focus-line{display:block;width:22px;height:1px;background:var(--warm);margin-bottom:11px}.focus-body{flex:1 1 300px;min-width:200px}.focus-title{font-family:Spectral,"Noto Serif SC",serif;font-weight:600;font-size:clamp(20px,2.5vw,26px);color:var(--text);line-height:1.24;margin-bottom:9px;white-space:nowrap}.focus-sub{font-size:14.5px;color:var(--muted);line-height:1.6}.main{z-index:1}.main,.scene{position:relative}.scene{min-height:calc(100vh - 58px);display:flex;align-items:flex-start;scroll-snap-align:start;scroll-snap-stop:always;overflow:hidden;box-sizing:border-box;padding:clamp(28px,5vh,56px) 0 clamp(120px,17vh,210px)}.scene-art{position:absolute;inset:0;z-index:0;pointer-events:none;overflow:hidden}.scene-inner{position:relative;z-index:1;width:80%;max-width:1600px;margin:0 auto;padding:0 clamp(18px,4vw,40px)}.scene--inquiries{--m:oklch(0.70 0.10 200);background:linear-gradient(177deg,color-mix(in oklab,var(--bg) 94%,var(--m)) 0,var(--bg) 42%,color-mix(in oklab,var(--bg) 91%,var(--m)) 100%)}.scene--pubs{--m:oklch(0.60 0.10 264);background:radial-gradient(135% 82% at 50% 58%,color-mix(in oklab,var(--bg) 87%,var(--m)) 0,color-mix(in oklab,var(--bg) 96%,var(--m)) 48%,var(--bg) 82%)}.scene--projects{--m:oklch(0.77 0.12 72);background:linear-gradient(180deg,var(--bg) 0,var(--bg) 38%,color-mix(in oklab,var(--bg) 87%,var(--m)) 100%)}.scene--blog{--m:oklch(0.66 0.085 246);background:linear-gradient(180deg,var(--bg) 0,var(--bg) 36%,color-mix(in oklab,var(--bg) 84%,var(--m)) 100%)}.scene--contact{--m:oklch(0.70 0.02 236);background:var(--bg)}.sec-head{display:flex;align-items:baseline;gap:14px;margin-bottom:8px}.sec-head--lg{margin-bottom:26px}.sec-head--sm{margin-bottom:16px}.sec-num{font-family:IBM Plex Mono,monospace;font-size:13px;color:var(--accent)}.sec-title{font-family:Spectral,"Noto Serif SC",serif;font-weight:600;font-size:clamp(24px,3.4vw,30px);margin:0;color:var(--text)}.sec-note{font-size:15px;color:var(--muted);margin-bottom:28px;padding-left:28px}.pub-note{font-family:IBM Plex Mono,monospace;font-size:11.5px;color:var(--faint);margin-bottom:26px;padding-left:28px}.inq-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(190px,1fr));grid-gap:16px;gap:16px}.inq-card{padding:22px;border-radius:14px;background:var(--surface);box-shadow:var(--shadow);border:1px solid var(--border);border-top:3px solid var(--accent);display:flex;flex-direction:column;gap:12px;min-height:168px;transition:transform .18s ease,border-color .18s ease}.inq-card:hover{transform:translateY(-3px);border-color:var(--accent)}.inq-no{font-family:IBM Plex Mono,monospace;font-size:13px;color:var(--accent);letter-spacing:.1em}.inq-title{font-family:Spectral,"Noto Serif SC",serif;font-weight:600;font-size:18px;line-height:1.25;margin:0;color:var(--text)}.inq-desc{font-size:14px;line-height:1.55;color:var(--muted);margin:0}.pub-list{display:flex;flex-direction:column;gap:14px}.pub-item{display:flex;gap:clamp(14px,3vw,26px);padding:22px 24px;border-radius:14px;background:var(--surface);border:1px solid var(--border);box-shadow:var(--shadow);flex-wrap:wrap;transition:border-color .18s ease}.pub-item:hover{border-color:var(--accent)}.pub-year{flex:0 0 56px;font-family:IBM Plex Mono,monospace;font-size:22px;color:var(--accent);line-height:1}.pub-body{flex:1 1 360px;min-width:260px}.pub-title{font-family:Spectral,"Noto Serif SC",serif;font-weight:600;font-size:18.5px;line-height:1.35;margin:0 0 8px;color:var(--text)}.pub-authors{font-size:14px;color:var(--muted);margin-bottom:4px}.pub-venue{font-style:italic;font-family:Spectral,serif;font-size:14.5px;color:var(--warm);margin-bottom:0}.pub-links{display:flex;flex-direction:column;gap:8px;flex:0 0 auto;align-items:stretch}.pub-link{font-family:IBM Plex Mono,monospace;font-size:11.5px;letter-spacing:.05em;color:var(--accent);text-decoration:none;padding:4px 12px;text-align:center;border:1px solid var(--border);border-radius:6px;transition:background .18s ease,border-color .18s ease}.pub-link:hover{background:var(--surface2);border-color:var(--accent)}.proj-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));grid-gap:16px;gap:16px}.proj-card{padding:24px;border-radius:14px;background:var(--surface);border:1px solid var(--border);box-shadow:var(--shadow);display:flex;flex-direction:column;gap:12px;transition:border-color .18s ease,transform .18s ease}.proj-card:hover{border-color:var(--accent);transform:translateY(-3px)}.proj-head{display:flex;align-items:center;gap:9px}.proj-dot{width:9px;height:9px;border-radius:50%;background:var(--warm);flex:0 0 auto}.proj-name{font-family:Spectral,"Noto Serif SC",serif;font-weight:600;font-size:18px;margin:0;color:var(--text)}.proj-desc{font-size:14.5px;line-height:1.6;color:var(--muted);margin:0;flex:1 1}.blog-list{display:flex;flex-direction:column}.post{display:flex;gap:clamp(14px,3vw,26px);padding:20px 4px;border-top:1px solid var(--border);text-decoration:none;flex-wrap:wrap;align-items:baseline;transition:background .18s ease}.post:hover{background:var(--surface)}.post-date{flex:0 0 92px;font-family:IBM Plex Mono,monospace;font-size:13px;color:var(--faint)}.post-body{flex:1 1 320px;min-width:240px}.post-title{font-family:Spectral,"Noto Serif SC",serif;font-weight:500;font-size:18px;margin:0 0 5px;color:var(--text)}.post-excerpt{font-size:14px;line-height:1.55;color:var(--muted);margin:0}.post-arrow{color:var(--accent);font-size:18px;align-self:center}.contact-card{padding:clamp(28px,5vw,40px);border-radius:18px;background:var(--surface);border:1px solid var(--border);box-shadow:var(--shadow);position:relative;overflow:hidden}.contact-body{font-size:16px;line-height:1.6;color:var(--muted);max-width:48ch;margin:0 0 28px}.link-list{display:flex;flex-direction:column;gap:2px}.link-row{display:flex;gap:18px;align-items:center;padding:15px 0;border-top:1px solid var(--border);text-decoration:none;transition:padding-left .18s ease}.link-row:hover{padding-left:8px}.link-label{flex:0 0 130px;font-family:IBM Plex Mono,monospace;font-size:12px;letter-spacing:.08em;text-transform:uppercase;color:var(--accent)}.link-value{font-size:16px;color:var(--text)}.link-ext{margin-left:auto;color:var(--warm)}.site-footer{text-align:center;font-family:IBM Plex Mono,monospace;font-size:11.5px;letter-spacing:.08em;color:var(--faint);padding-top:28px}@media (max-width:768px){.header-inner,.hero-inner,.main,.scene-inner{width:100%}.dot-nav-label{display:none}}