:root{color-scheme:light;--color-ink: #171717;--color-muted: #666666;--color-soft: #f5f5f5;--color-line: #e5e5e5;--color-paper: #ffffff;--color-panel: #ffffff;--color-accent: #0f766e;--color-accent-soft: #e8f4f2;--color-contrast: #0a0a0a;--radius: .5rem;--shadow-soft: 0 16px 60px rgb(0 0 0 / 8%);--font-sans: Inter, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;--font-serif: "Iowan Old Style", "Palatino Linotype", Palatino, Georgia, serif}html.dark{color-scheme:dark;--color-ink: #f5f5f5;--color-muted: #a3a3a3;--color-soft: #171717;--color-line: #262626;--color-paper: #0a0a0a;--color-panel: #111111;--color-accent: #2dd4bf;--color-accent-soft: #0d2f2c;--color-contrast: #f5f5f5;--shadow-soft: 0 20px 70px rgb(0 0 0 / 36%)}*{box-sizing:border-box}html{background:var(--color-paper);color:var(--color-ink);font-family:var(--font-sans);letter-spacing:0}body{margin:0;min-width:320px}a{color:inherit;text-decoration-color:color-mix(in srgb,currentColor 25%,transparent);text-decoration-thickness:1px;text-underline-offset:.18em}a:hover{color:var(--color-accent);text-decoration-color:currentColor}.site-shell{min-height:100vh;display:grid;grid-template-rows:auto 1fr auto}.wrap{width:min(1180px,calc(100% - 32px));margin-inline:auto}.site-header{pointer-events:none;position:fixed;top:16px;left:0;z-index:20;width:100%;padding-inline:16px}.nav-shell{pointer-events:auto;width:min(980px,100%);min-height:48px;margin-inline:auto;padding:0;border:1px solid transparent;border-radius:999px;background:transparent;box-shadow:none;backdrop-filter:blur(0);display:flex;align-items:center;justify-content:space-between;gap:18px;transition:width .26s cubic-bezier(.4,0,.2,1),min-height .26s cubic-bezier(.4,0,.2,1),padding .26s cubic-bezier(.4,0,.2,1),border-color .26s cubic-bezier(.4,0,.2,1),background-color .26s cubic-bezier(.4,0,.2,1),box-shadow .26s cubic-bezier(.4,0,.2,1),backdrop-filter .26s cubic-bezier(.4,0,.2,1)}.nav-shell.is-compact{width:min(760px,100%);min-height:58px;padding:8px 10px 8px 12px;border-color:var(--color-line);background:color-mix(in srgb,var(--color-panel) 86%,transparent);box-shadow:0 10px 40px #00000012;backdrop-filter:blur(18px)}.brand{display:inline-flex;align-items:center;gap:10px;text-decoration:none}.brand img{width:32px;height:32px;flex:0 0 auto;transition:filter .18s ease}html.dark .brand img,html.dark .footer-brand-link img{filter:invert(1)}.brand span{display:grid;gap:1px}.brand strong{color:var(--color-ink);font-size:1rem;font-weight:700;line-height:1.1}.brand small{color:var(--color-muted);font-size:.72rem;line-height:1.1}.nav-actions{display:flex;align-items:center;gap:4px;min-width:0}.nav{display:flex;align-items:center;gap:2px;color:var(--color-muted);font-size:.88rem;white-space:nowrap}.nav a{border-radius:999px;padding:8px 11px;text-decoration:none}.nav a:hover{background:var(--color-soft)}.theme-toggle{width:40px;height:40px;border:0;border-radius:999px;background:transparent;color:var(--color-muted);cursor:pointer;display:inline-flex;align-items:center;justify-content:center;padding:0;transition:background-color .18s ease,color .18s ease}.theme-toggle:hover{background:var(--color-soft);color:var(--color-ink)}.theme-icon{width:16px;height:16px;fill:none;stroke:currentColor;stroke-linecap:round;stroke-linejoin:round;stroke-width:2}.theme-icon-sun,html.dark .theme-icon-moon{display:none}html.dark .theme-icon-sun{display:block}.hero{padding:clamp(120px,15vw,172px) 0 clamp(48px,7vw,88px);border-bottom:1px solid var(--color-line)}.home-hero{min-height:min(780px,calc(100svh - 24px));display:grid;align-items:center}.hero-layout{display:grid;grid-template-columns:minmax(0,.92fr) minmax(360px,.78fr);align-items:center;gap:clamp(28px,5vw,72px)}.hero-copy-block{max-width:720px}.eyebrow{color:var(--color-accent);font-size:.82rem;font-weight:700;margin:0 0 18px;text-transform:uppercase}.hero h1,.page-title{font-family:var(--font-serif);font-size:clamp(4rem,11vw,9rem);font-weight:500;line-height:.9;margin:0;max-width:940px}.hero-copy{color:var(--color-muted);font-size:clamp(1.15rem,2vw,1.55rem);line-height:1.75;max-width:720px;margin:28px 0 0}.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:32px}.button{min-height:44px;display:inline-flex;align-items:center;justify-content:center;border-radius:999px;padding:0 18px;border:1px solid var(--color-line);background:var(--color-panel);text-decoration:none;font-weight:650}.button.primary{background:var(--color-contrast);border-color:var(--color-contrast);color:var(--color-paper)}.cover-panel{position:relative;width:min(100%,620px);aspect-ratio:1755 / 896;justify-self:end;margin:0;overflow:hidden;border:1px solid var(--color-line);border-radius:calc(var(--radius) * 2);background:linear-gradient(135deg,#ffffffc7,#ffffff14),radial-gradient(circle at 74% 20%,rgb(15 118 110 / 16%),transparent 30%),linear-gradient(145deg,#f9fafb,#e5e7eb 58%,#d4d4d4);box-shadow:var(--shadow-soft)}.cover-panel img{width:100%;height:100%;display:block;object-fit:cover}.section-band{padding:clamp(38px,6vw,72px) 0}.section-muted{border-block:1px solid var(--color-line);background:var(--color-soft)}.section-heading{display:flex;justify-content:space-between;align-items:end;gap:24px;margin-bottom:24px}.section-heading h2{font-family:var(--font-serif);font-size:clamp(2rem,4vw,3rem);font-weight:500;margin:0}.section-heading p{color:var(--color-muted);margin:0;max-width:520px;line-height:1.6}.section-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:1px;overflow:hidden;border:1px solid var(--color-line);border-radius:var(--radius);background:var(--color-line)}.section-card{min-height:220px;padding:24px;background:var(--color-panel);text-decoration:none}.section-card .count{color:var(--color-accent);font-size:.78rem;font-weight:700;text-transform:uppercase}.section-card h3{font-family:var(--font-serif);font-size:2rem;font-weight:500;margin:54px 0 12px}.section-card p{color:var(--color-muted);line-height:1.6;margin:0}.highlight-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px}.highlight-card{min-height:210px;padding:24px;border:1px solid var(--color-line);border-radius:var(--radius);background:var(--color-panel)}.highlight-card p{color:var(--color-accent);font-size:.82rem;font-weight:700;margin:0 0 48px;text-transform:uppercase}.highlight-card h3{font-family:var(--font-serif);font-size:clamp(1.55rem,2.8vw,2.25rem);font-weight:500;line-height:1.12;margin:0}.article-list{display:grid;gap:1px;background:var(--color-line);border:1px solid var(--color-line);border-radius:var(--radius);overflow:hidden}.article-row{background:var(--color-paper);display:grid;grid-template-columns:150px minmax(0,1fr);gap:24px;padding:24px;text-decoration:none}.article-row time,.article-row .kicker{color:var(--color-muted);font-size:.85rem}.article-row h3{font-family:var(--font-serif);font-size:clamp(1.65rem,3vw,2.6rem);font-weight:500;line-height:1.08;margin:0 0 10px}.article-row h3 a{text-decoration:none}.article-row p{color:var(--color-muted);line-height:1.65;margin:0}.report-list{gap:14px;border:0;border-radius:0;background:transparent;overflow:visible}.report-row{border:1px solid var(--color-line);border-radius:var(--radius)}.report-meta{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px;color:var(--color-muted);font-size:.84rem}.report-meta span{border:1px solid var(--color-line);border-radius:999px;padding:4px 9px}.report-meta-large{margin:24px 0 0}.article-frame{width:min(760px,calc(100% - 32px));margin:0 auto;padding:clamp(52px,8vw,96px) 0}.report-frame{width:min(1080px,calc(100% - 32px))}.article-header{margin-bottom:44px}.article-header .kicker{color:var(--color-accent);font-weight:700;margin-bottom:18px;text-transform:uppercase}.article-header h1{font-family:var(--font-serif);font-size:clamp(2.75rem,7vw,5.75rem);font-weight:500;line-height:.98;margin:0}.article-description{color:var(--color-muted);font-size:1.18rem;line-height:1.75;margin-top:24px}.prose{font-family:var(--font-serif);font-size:clamp(1.08rem,2vw,1.24rem);line-height:1.85}.prose h2,.prose h3{font-family:var(--font-sans);line-height:1.18;margin:2.2em 0 .7em}.prose h2{font-size:1.55rem}.prose h3{font-size:1.25rem}.prose p,.prose ul,.prose ol,.prose blockquote{margin:1.1em 0}.prose blockquote{border-left:2px solid var(--color-accent);color:var(--color-muted);padding-left:1.2rem}.prose code{font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:.88em}.empty-note{color:var(--color-muted);border:1px solid var(--color-line);border-radius:var(--radius);padding:28px;line-height:1.65}.report-panel{border:1px solid var(--color-line);border-radius:var(--radius);background:var(--color-panel);margin:0 0 36px;overflow:hidden}.report-panel-head{display:flex;align-items:center;justify-content:space-between;gap:24px;padding:18px;border-bottom:1px solid var(--color-line)}.report-panel-head h2{font-family:var(--font-serif);font-size:clamp(1.75rem,3vw,2.4rem);font-weight:500;line-height:1;margin:8px 0 0}.report-actions{display:flex;flex-wrap:wrap;gap:10px;justify-content:flex-end}.report-viewer{display:block;width:100%;height:min(78svh,860px);min-height:620px;border:0;background:var(--color-soft)}.about-lab{border-top:1px solid var(--color-line)}.site-footer{border-top:1px solid var(--color-line);background:var(--color-paper);padding:clamp(56px,8vw,104px) 0 28px}.footer-main{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,2fr);gap:clamp(36px,7vw,96px)}.footer-primary{align-content:start;display:grid;gap:26px}.footer-brand-link{width:fit-content;display:inline-flex;align-items:center;gap:10px;text-decoration:none}.footer-brand-link img{width:32px;height:32px;transition:filter .18s ease}.footer-brand-link span{color:var(--color-ink);font-size:1.12rem;font-weight:700;letter-spacing:0;line-height:1.1}.footer-primary p{color:var(--color-muted);font-size:.92rem;line-height:1.6;margin:0}.footer-links{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:28px}.footer-links h2{color:var(--color-ink);font-size:.9rem;margin:0 0 18px}.footer-links ul{display:grid;gap:12px;list-style:none;margin:0;padding:0}.footer-links a{color:var(--color-muted);font-size:.9rem;text-decoration:none}.footer-bottom{display:flex;justify-content:space-between;align-items:center;gap:16px;margin-top:clamp(48px,7vw,88px);border-top:1px solid var(--color-line);padding-top:24px;color:var(--color-muted);font-size:.78rem;line-height:1.55}.footer-bottom p{margin:0}.footer-bottom a{color:var(--color-muted)}.footer-meta{display:flex;flex-wrap:wrap;gap:10px 16px;justify-content:flex-end}.build-version{display:inline-flex;align-items:center;gap:6px}.build-version svg{width:14px;height:14px;fill:none;stroke:currentColor;stroke-linecap:round;stroke-linejoin:round;stroke-width:2}@media(max-width:900px){.hero-layout{grid-template-columns:1fr}.section-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.highlight-grid,.footer-main{grid-template-columns:1fr}.footer-links{grid-template-columns:repeat(2,minmax(0,1fr))}}@media(max-width:720px){.site-header{top:10px;padding-inline:10px}.nav-shell{align-items:flex-start;border-radius:24px;flex-direction:column;padding:12px;border-color:var(--color-line);background:color-mix(in srgb,var(--color-panel) 90%,transparent);box-shadow:0 10px 40px #00000012;backdrop-filter:blur(18px)}.nav{flex:1 1 auto;overflow-x:auto;min-width:0;padding-bottom:2px}.nav-actions{width:100%;justify-content:space-between}.section-heading{align-items:flex-start;flex-direction:column}.section-grid{grid-template-columns:1fr}.hero{padding-top:150px}.home-hero{min-height:auto;align-items:start}.hero h1,.page-title{font-size:clamp(3.7rem,22vw,5.5rem)}.cover-panel{width:100%}.section-card{min-height:168px}.section-card h3{margin-top:26px}.article-row{grid-template-columns:1fr;gap:12px}.report-panel-head,.report-actions{align-items:flex-start;flex-direction:column}.report-viewer{min-height:520px}.footer-bottom,.footer-meta{align-items:flex-start;flex-direction:column}.footer-links{grid-template-columns:1fr}}