:root{color-scheme:light;--bg:#fff;--surface:#fafafa;--text:#111;--muted:#666;--soft:#8a8a8a;--line:#e8e8e8;--accent:#4d6b61;--accent-bg:#edf3f1;--positive:#2f7a5b;--positive-bg:#edf7f2;--negative:#a44f4f;--negative-bg:#fbefef;--shell:920px}[data-theme=dark]{color-scheme:dark;--bg:#101010;--surface:#171717;--text:#f2f2f2;--muted:#a0a0a0;--soft:#777;--line:#2a2a2a;--accent:#9abdb2;--accent-bg:#17231f;--positive:#86c8aa;--positive-bg:#13251d;--negative:#e2a0a0;--negative-bg:#2a1818}*{box-sizing:border-box}html{background:var(--bg);color:var(--text);text-rendering:optimizelegibility;font-family:ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,Noto Sans SC,PingFang SC,Microsoft YaHei,Arial,sans-serif}body{background:var(--bg);min-height:100vh;margin:0}a{color:inherit;text-underline-offset:.22em;text-decoration-thickness:.08em}a:hover{color:var(--accent)}.shell{width:min(var(--shell), calc(100% - 40px));margin:0 auto}.site-header{z-index:10;border-bottom:1px solid var(--line);background:color-mix(in srgb, var(--bg) 88%, transparent);backdrop-filter:blur(12px);position:sticky;top:0}.nav-bar{grid-template-columns:auto 1fr auto;align-items:center;gap:24px;min-height:68px;display:grid}.brand{letter-spacing:-.02em;font-weight:700;text-decoration:none}.nav-links,.nav-actions,.footer-inner{align-items:center;gap:14px;display:flex}.nav-links{color:var(--muted);justify-content:center;font-size:14px}.nav-links a,.pill-button{text-decoration:none}.nav-actions{justify-content:flex-end}.pill-button{border:1px solid var(--line);background:var(--bg);min-width:34px;height:34px;color:var(--text);font:inherit;cursor:pointer;border-radius:999px;justify-content:center;align-items:center;padding:0 10px;font-size:13px;display:inline-flex}.pill-button:hover{border-color:var(--accent);color:var(--accent)}main{padding:72px 0 92px}.hero{max-width:760px;padding:18px 0 56px}.eyebrow,.meta,.tag,.project-status{font-family:ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,Liberation Mono,monospace}.eyebrow{color:var(--accent);margin-bottom:16px;font-size:12px}h1,h2,h3{letter-spacing:-.025em;margin:0;line-height:1.12}h1{max-width:820px;font-size:clamp(38px,7vw,68px)}.hero h1{font-size:clamp(32px,5vw,54px)}h2{font-size:22px}h3{font-size:18px}p{margin:0}.lead{max-width:720px;color:var(--muted);margin-top:22px;font-size:19px;line-height:1.78}.section{border-top:1px solid var(--line);padding:34px 0}.section-head{justify-content:space-between;align-items:baseline;gap:20px;margin-bottom:18px;display:flex}.section-link{color:var(--muted);font-size:14px}.stack{gap:14px;display:grid}.post-row,.project-card{border:1px solid var(--line);background:var(--surface);border-radius:10px;gap:8px;padding:18px;display:grid}.post-row a{font-size:18px;font-weight:650;text-decoration:none}.post-row p,.project-card p,.resume-list,.muted{color:var(--muted);line-height:1.7}.meta{color:var(--soft);font-size:12px}.project-grid{grid-template-columns:repeat(3,1fr);gap:14px;display:grid}.project-card{align-content:start}.project-card-link{color:inherit;text-decoration:none;transition:border-color .16s,transform .16s}.project-card-link:hover{border-color:var(--accent);color:inherit;transform:translateY(-2px)}.project-top{justify-content:space-between;align-items:start;gap:12px;display:flex}.project-status{color:var(--accent);white-space:nowrap;font-size:11px}.tags{flex-wrap:wrap;gap:8px;margin-top:4px;display:flex}.tag{border:1px solid var(--line);color:var(--muted);border-radius:999px;padding:4px 8px;font-size:11px}.link-list{color:var(--muted);flex-wrap:wrap;gap:14px;display:flex}.ai-news-preview{gap:2px;display:grid}.page-head{max-width:740px;margin-bottom:42px}.page-head h1{font-size:clamp(34px,6vw,56px)}.prose{max-width:720px;font-size:18px;line-height:1.82}.prose>*+*{margin-top:18px}.prose h2{margin-top:42px}.prose p,.prose li{color:var(--muted)}.prose blockquote{border-left:3px solid var(--accent);color:var(--muted);margin-left:0;padding-left:18px}.ai-note{border:1px solid var(--line);color:var(--muted);background:var(--surface);border-radius:999px;margin-top:16px;padding:6px 10px;font-size:13px;display:inline-block}.research-index-head{max-width:780px}.research-list{gap:18px;display:grid}.research-card{border:1px solid var(--line);background:var(--surface);border-radius:14px;gap:14px;padding:24px;display:grid}.research-card-featured{background:linear-gradient(135deg, var(--accent-bg), transparent 58%), var(--surface)}.research-card-top,.research-card-footer,.research-meta-row{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:14px;display:flex}.research-card-title{letter-spacing:-.025em;width:fit-content;font-size:clamp(23px,4vw,34px);font-weight:720;line-height:1.2;text-decoration:none}.research-card p{max-width:760px;color:var(--muted);font-size:16px;line-height:1.75}.research-card-footer{align-items:end}.research-stance{border:1px solid var(--line);border-radius:999px;padding:5px 9px;font-family:ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,Liberation Mono,monospace;font-size:11px}.research-stance.constructive{border-color:color-mix(in srgb, var(--positive) 35%, var(--line));color:var(--positive);background:var(--positive-bg)}.research-stance.cautious{border-color:color-mix(in srgb, var(--negative) 35%, var(--line));color:var(--negative);background:var(--negative-bg)}.research-report-head{border-bottom:1px solid var(--line);padding:8px 0 48px}.research-report-head h1{max-width:880px;margin-top:18px;font-size:clamp(40px,7vw,70px)}.research-back{color:var(--muted);margin-bottom:44px;font-size:14px;text-decoration:none;display:inline-block}.research-meta-row{color:var(--soft);justify-content:flex-start;margin-top:24px;font-family:ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,Liberation Mono,monospace;font-size:11px}.research-meta-row span{border:1px solid var(--line);background:var(--surface);border-radius:999px;padding:6px 9px}.metric-grid{grid-template-columns:repeat(4,1fr);gap:12px;margin-top:28px;display:grid}.metric-card{border:1px solid var(--line);background:var(--surface);border-radius:12px;min-height:142px;padding:16px}.metric-card.positive{background:var(--positive-bg)}.metric-card.negative{background:var(--negative-bg)}.metric-label,.metric-note{color:var(--soft);font-size:11px;line-height:1.45}.metric-label{font-family:ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,Liberation Mono,monospace}.metric-card.positive .metric-label{color:var(--positive)}.metric-card.negative .metric-label{color:var(--negative)}.metric-value{letter-spacing:-.035em;margin:18px 0 9px;font-size:clamp(24px,4vw,34px);font-weight:760;line-height:1}.research-layout{grid-template-columns:190px minmax(0,1fr);align-items:start;gap:54px;padding-top:48px;display:grid}.research-toc{position:sticky;top:96px}.research-toc-title{color:var(--soft);letter-spacing:.08em;text-transform:uppercase;margin-bottom:14px;font-family:ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,Liberation Mono,monospace;font-size:11px}.research-toc nav{gap:2px;display:grid}.research-toc a{border-left:1px solid var(--line);color:var(--muted);grid-template-columns:24px 1fr;gap:7px;padding:7px 0 7px 10px;font-size:12px;line-height:1.35;text-decoration:none;display:grid}.research-toc a:hover{border-color:var(--accent)}.research-toc a span{color:var(--soft);font-family:ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,Liberation Mono,monospace}.research-prose{min-width:0;max-width:none;font-size:17px}.research-prose>h2{border-top:1px solid var(--line);margin-top:64px;padding-top:26px;scroll-margin-top:96px;font-size:clamp(27px,4vw,38px)}.research-prose>h2:first-child{border-top:0;margin-top:0;padding-top:0}.research-prose h3{margin-top:38px;font-size:21px}.research-prose h4{margin:30px 0 0;font-size:17px}.research-prose strong{color:var(--text)}.research-prose ul,.research-prose ol{gap:8px;padding-left:22px;display:grid}.research-prose blockquote{border:1px solid color-mix(in srgb, var(--accent) 28%, var(--line));border-left:4px solid var(--accent);background:var(--accent-bg);border-radius:0 12px 12px 0;margin:28px 0;padding:18px 20px}.research-prose blockquote p{color:var(--text)}.research-prose table{border-collapse:collapse;width:100%;font-size:13px;line-height:1.55;display:block;overflow-x:auto}.research-prose th,.research-prose td{border-bottom:1px solid var(--line);text-align:left;vertical-align:top;min-width:110px;padding:12px 14px}.research-prose th{color:var(--text);background:var(--surface);font-size:12px}.research-prose td{color:var(--muted)}.research-prose table a{color:var(--accent);font-weight:650}.research-prose hr{border:0;border-top:1px solid var(--line);margin:48px 0}.research-prose details{border:1px solid var(--line);background:var(--surface);border-radius:10px;padding:14px 16px}.research-prose summary{cursor:pointer;color:var(--text);font-weight:650}.ai-news-head{max-width:820px}.ai-news-meta{color:var(--soft);flex-wrap:wrap;gap:10px;margin-top:20px;font-size:13px;display:flex}.ai-news-meta span{border:1px solid var(--line);background:var(--surface);border-radius:999px;padding:6px 10px}.ai-news-list{gap:16px;display:grid}.ai-news-item{border-top:1px solid var(--line);grid-template-columns:58px 1fr;gap:18px;padding:24px 0;display:grid}.ai-news-rank{color:var(--accent);font-family:ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,Liberation Mono,monospace;font-size:18px;font-weight:700}.ai-news-body{gap:12px;display:grid}.ai-news-kicker{color:var(--soft);flex-wrap:wrap;gap:8px 12px;font-family:ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,Liberation Mono,monospace;font-size:12px;display:flex}.ai-news-body h2{letter-spacing:-.02em;font-size:clamp(22px,4vw,34px)}.ai-news-body p,.ai-news-why{color:var(--muted);font-size:17px;line-height:1.75}.ai-news-why strong{color:var(--text)}.ai-news-links{flex-wrap:wrap;gap:12px;margin-top:2px;display:flex}.ai-news-links a{color:var(--accent);font-size:14px;font-weight:650}.resume-list{gap:8px;padding-left:18px;display:grid}.resume-simple{max-width:820px}.resume-simple section+section{margin-top:56px}.resume-simple h2{border-bottom:1px solid var(--line);margin:0 0 22px;padding-bottom:12px}.resume-entry{grid-template-columns:180px 1fr;gap:28px;padding:15px 0;display:grid}.resume-entry time{color:var(--muted);font-family:ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,Liberation Mono,monospace;font-size:13px}.resume-entry div{justify-content:space-between;gap:24px;display:flex}.resume-entry span{color:var(--muted);text-align:right}@media (width<=640px){.resume-entry{grid-template-columns:1fr;gap:7px}.resume-entry div{flex-direction:column;align-items:flex-start;gap:5px}.resume-entry span{text-align:left}}.site-footer{border-top:1px solid var(--line);color:var(--soft);padding:28px 0 42px;font-size:13px}.like-widget{right:max(32px, env(safe-area-inset-right));bottom:max(30px, env(safe-area-inset-bottom));z-index:9;justify-items:end;gap:8px;display:grid;position:fixed}.like-button{border:1px solid color-mix(in srgb, var(--line) 82%, var(--text));background:color-mix(in srgb, var(--bg) 88%, transparent);backdrop-filter:blur(14px);min-width:70px;height:50px;color:var(--muted);font:inherit;cursor:pointer;border-radius:999px;align-items:center;gap:8px;padding:0 16px;transition:border-color .16s,color .16s,transform .16s,background .16s;display:inline-flex;box-shadow:0 8px 28px #0000001a}.like-button:hover{border-color:color-mix(in srgb, #df5f72 55%, var(--line));color:#c94f64;transform:translateY(-2px)}.like-button:focus-visible{outline:2px solid var(--accent);outline-offset:3px}.like-button:disabled{cursor:wait;opacity:.72}.like-button.is-liked{border-color:color-mix(in srgb, #df5f72 40%, var(--line));background:color-mix(in srgb, #fff0f3 62%, var(--bg));color:#c94f64}[data-theme=dark] .like-button.is-liked{background:color-mix(in srgb, #53232d 50%, var(--bg));color:#f08b9d}.like-heart{transform-origin:50%;font-size:20px;line-height:1}.like-count{font-variant-numeric:tabular-nums;min-width:1ch;font-family:ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,Liberation Mono,monospace;font-size:13px}.like-status{background:color-mix(in srgb, var(--bg) 86%, transparent);min-height:17px;color:var(--soft);backdrop-filter:blur(10px);border-radius:999px;padding:0 8px;font-size:11px}.like-status:empty{display:none}.like-widget.is-bursting .like-heart{animation:.52s cubic-bezier(.2,.8,.2,1) like-pop}.like-floater{color:#df5f72;pointer-events:none;font-size:20px;animation:.85s ease-out forwards like-float;position:absolute;bottom:38px;right:24px}@keyframes like-pop{0%{transform:scale(1)}38%{transform:scale(1.45)rotate(-8deg)}72%{transform:scale(.9)rotate(4deg)}to{transform:scale(1)}}@keyframes like-float{0%{opacity:0;transform:translateY(0)scale(.7)rotate(-8deg)}22%{opacity:1}to{opacity:0;transform:translateY(-58px)translate(-8px)scale(1.25)rotate(8deg)}}@media (prefers-reduced-motion:reduce){.like-widget.is-bursting .like-heart,.like-floater{animation:none}}.footer-inner{justify-content:space-between}@media (width<=780px){.nav-bar{grid-template-columns:1fr auto;gap:12px;padding:14px 0}.nav-links{order:3;grid-column:1/-1;justify-content:flex-start;padding-bottom:2px;overflow-x:auto}main{padding:48px 0 72px}.project-grid{grid-template-columns:1fr}.metric-grid{grid-template-columns:repeat(2,1fr)}.research-layout{grid-template-columns:1fr;gap:28px;padding-top:32px}.research-toc{border-bottom:1px solid var(--line);padding-bottom:14px;position:static;overflow-x:auto}.research-toc nav{gap:6px;width:max-content;display:flex}.research-toc a{border:1px solid var(--line);white-space:nowrap;border-radius:999px;grid-template-columns:none;padding:7px 10px;display:inline-flex}.research-toc a span{display:none}.research-report-head h1{font-size:clamp(36px,12vw,54px)}.research-card{padding:20px}.ai-news-item{grid-template-columns:1fr;gap:10px}.footer-inner{flex-direction:column;align-items:flex-start}}@media (width<=480px){.like-widget{right:max(20px, env(safe-area-inset-right));bottom:max(20px, env(safe-area-inset-bottom))}.metric-grid{grid-template-columns:1fr}.metric-card{min-height:0}}