:root{--paper: #f0f0ed;--paper-hover: #f5f5f3;--border: #e3e3e0;--ink: #3a3a37;--ink-soft: #5a5a56;--ink-faint: #7a7a75;--sage: #7b9e89;--sage-hover: #5c8070;--sage-light: #e8f3ed;--brand: #d9e8d8;--max: 720px;--wide: 1120px;--serif: "Noto Serif SC", Georgia, "Songti SC", serif;--sans: Inter, -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif}:root[data-theme=dark]{--paper: #1a1a18;--paper-hover: #2a2a28;--border: #2a2a28;--ink: #f5f5f3;--ink-soft: #bebeb9;--ink-faint: #7a7a75;--sage: #8fb39e;--sage-hover: #a7c6b4;--sage-light: #243029;--brand: #b8d4b6}@media(prefers-color-scheme:dark){:root:not([data-theme=light]){--paper: #1a1a18;--paper-hover: #2a2a28;--border: #2a2a28;--ink: #f5f5f3;--ink-soft: #bebeb9;--ink-faint: #7a7a75;--sage: #8fb39e;--sage-hover: #a7c6b4;--sage-light: #243029;--brand: #b8d4b6}}*{box-sizing:border-box}html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}body{margin:0;font-family:var(--sans);background:var(--paper);color:var(--ink);line-height:1.7;font-size:17px;-webkit-font-smoothing:antialiased}a{color:inherit;text-decoration:none}a:hover{text-decoration:underline;text-underline-offset:3px}h1,h2,h3,h4{font-family:var(--serif);font-weight:700;line-height:1.25;color:var(--ink)}img{max-width:100%;height:auto}::selection{background:#7b9e8933;color:inherit}.container{max-width:var(--max);margin:0 auto;padding:0 24px}@media(min-width:768px){.container{padding:0 48px}}.container.wide{max-width:1280px}.container.w5xl{max-width:1024px}.container.w4xl{max-width:896px}.container.w3xl{max-width:768px}.center{text-align:center}.mt-l{margin-top:40px}.lead{font-size:clamp(18px,2.4vw,22px);color:var(--ink-soft)}.eyebrow{font-size:13px;letter-spacing:.18em;text-transform:uppercase;color:var(--ink-faint);margin:0 0 18px}.btn{display:inline-block;background:var(--sage);color:#fff;padding:10px 20px;border-radius:999px;font-size:14px;font-weight:500;letter-spacing:.02em;transition:background .3s,transform .3s}.btn:hover{background:var(--sage-hover);text-decoration:none;transform:translateY(-1px)}.btn-sm{padding:8px 16px;font-size:13px}.btn-lg{padding:13px 30px;font-size:15px}.btn-outline{background:transparent;color:var(--ink);border:1px solid var(--border)}.btn-outline:hover{background:transparent;border-color:var(--ink-soft);color:var(--ink)}.site-header{position:sticky;top:0;z-index:50;border-bottom:1px solid transparent;background:transparent;transition:background .7s ease,backdrop-filter .7s ease,border-color .7s ease}.site-header.scrolled{border-bottom-color:var(--border);background:color-mix(in srgb,var(--paper) 55%,transparent);backdrop-filter:blur(18px) saturate(1.5);-webkit-backdrop-filter:blur(18px) saturate(1.5)}.site-header .bar{max-width:none;width:100%;display:grid;grid-template-columns:1fr auto 1fr;align-items:center;padding:16px 24px}@media(min-width:768px){.site-header .bar{padding:24px 48px}}.brand{justify-self:start;display:inline-flex;align-items:center;gap:10px;font-family:var(--serif);font-weight:700;font-size:20px;line-height:1;letter-spacing:.1em;color:var(--ink)}.brand span{display:inline-flex;align-items:center}@media(min-width:768px){.brand{font-size:24px}}.brand:hover{text-decoration:none}.nav-center{justify-self:center;display:flex;align-items:center;gap:32px}@media(min-width:1024px){.nav-center{gap:48px}}.nav-actions{justify-self:end;display:flex;align-items:center;gap:16px}.nav-center a:not(.btn){color:var(--ink-soft);font-size:13px;text-transform:uppercase;letter-spacing:.13em}.nav-center a:not(.btn):hover{color:var(--ink);text-decoration:none}.nav-mobile{display:none}.theme-toggle{display:inline-flex;align-items:center;justify-content:center;padding:6px;background:none;border:none;color:var(--ink-soft);cursor:pointer;transition:color .3s}.theme-toggle:hover{color:var(--ink)}.theme-toggle svg{width:18px;height:18px}.theme-toggle .icon-sun{display:none}.theme-toggle .icon-moon{display:inline-flex}:root[data-theme=dark] .theme-toggle .icon-sun{display:inline-flex}:root[data-theme=dark] .theme-toggle .icon-moon{display:none}@media(prefers-color-scheme:dark){:root:not([data-theme=light]) .theme-toggle .icon-sun{display:inline-flex}:root:not([data-theme=light]) .theme-toggle .icon-moon{display:none}}.lang-switch{position:relative}.lang-switch summary{list-style:none;cursor:pointer;display:inline-flex;align-items:center;gap:6px;color:var(--ink-soft);font-size:13px;padding:6px 8px;white-space:nowrap}.lang-switch summary::-webkit-details-marker{display:none}.lang-switch summary:hover{color:var(--ink)}.lang-switch .globe{display:inline-flex}.lang-switch .globe svg{width:15px;height:15px}.lang-menu{position:absolute;right:0;top:calc(100% + 8px);background:var(--paper);border:1px solid var(--border);border-radius:12px;padding:6px;min-width:150px;box-shadow:0 14px 36px #00000024;display:flex;flex-direction:column;gap:2px;z-index:60}.lang-item{padding:8px 12px;border-radius:8px;font-size:14px;color:var(--ink-soft)}.lang-item:hover{background:var(--paper-hover);color:var(--ink);text-decoration:none}.lang-item.active{color:var(--ink);font-weight:500}.nav-mobile-langs{display:flex;flex-wrap:wrap;gap:6px;padding-top:10px;margin-top:6px;border-top:1px solid var(--border)}.nav-mobile-langs .lang-item{padding:6px 10px;border:1px solid var(--border);border-radius:999px;font-size:13px}.nav-mobile-actions{padding-top:8px}@media(max-width:760px){.nav-desktop{display:none}.site-header .bar{display:flex;justify-content:space-between}.nav-mobile{display:block;position:relative}.nav-mobile summary{list-style:none;cursor:pointer;color:var(--ink);display:flex;padding:6px}.nav-mobile summary::-webkit-details-marker{display:none}.nav-mobile-panel{position:absolute;right:0;top:calc(100% + 12px);background:var(--paper);border:1px solid var(--border);border-radius:14px;padding:12px;display:flex;flex-direction:column;gap:4px;min-width:190px;box-shadow:0 16px 40px #00000029}.nav-mobile-panel a:not(.btn){color:var(--ink-soft);padding:9px 10px;font-size:15px}.nav-mobile-panel .btn{margin-top:8px;text-align:center}}.section-head{text-align:center;max-width:760px;margin:0 auto}.section-head h2{font-size:clamp(26px,4vw,46px);letter-spacing:-.01em;margin:10px 0 0}.section-label{display:block;font-size:11px;letter-spacing:.28em;text-transform:uppercase;color:var(--ink-faint)}.shot{aspect-ratio:4 / 3;border:1px solid color-mix(in srgb,var(--ink) 5%,transparent);border-radius:24px;background:linear-gradient(135deg,color-mix(in srgb,var(--ink) 3%,transparent),color-mix(in srgb,var(--ink) 8%,transparent));box-shadow:0 25px 50px -12px color-mix(in srgb,var(--ink) 10%,transparent);display:flex;align-items:center;justify-content:center;overflow:hidden}.shot-wide{aspect-ratio:16 / 10}.shot span{font-size:14px;letter-spacing:.16em;text-transform:uppercase;color:var(--ink-faint);opacity:.3;text-align:center;padding:0 24px}.rise{animation:riseIn .8s cubic-bezier(.22,1,.36,1) both}.rise[data-delay="1"]{animation-delay:.08s}.rise[data-delay="2"]{animation-delay:.18s}.rise[data-delay="3"]{animation-delay:.3s}.rise[data-delay="4"]{animation-delay:.42s}.rise[data-delay="5"]{animation-delay:.54s}@keyframes riseIn{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:none}}@media(prefers-reduced-motion:no-preference){@supports (animation-timeline: view()){.reveal{animation:revealIn linear both;animation-timeline:view();animation-range:entry 0% entry 100%}}}@keyframes revealIn{0%{opacity:0;transform:translateY(28px)}to{opacity:1;transform:none}}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.rise{animation:none}}.legal{padding:120px 0 96px;max-width:760px}.legal-head{margin-bottom:48px}.legal-head h1{font-size:clamp(32px,5vw,52px);margin:0 0 12px}.legal-updated{color:var(--ink-faint);font-size:14px;margin:0}.legal-body{display:flex;flex-direction:column;gap:36px}.legal-body h2{font-size:20px;margin:0 0 12px}.legal-body p{color:var(--ink-soft);margin:0;font-size:16px;line-height:1.75}.legal-prose>:first-child{margin-top:0}.legal-prose p{color:var(--ink-soft);margin:0 0 12px;font-size:16px;line-height:1.75}.legal-prose ul{margin:0 0 12px;padding-left:22px;color:var(--ink-soft);font-size:16px;line-height:1.75}.legal-prose li{margin:0 0 8px}.legal-prose strong{color:var(--ink);font-weight:600}.legal-prose a{color:var(--sage-hover);text-decoration:underline;text-underline-offset:2px}@media(max-width:880px){.legal{padding:96px 0 64px}}.hero{padding:140px 0 80px;text-align:center}.hero h1{font-size:clamp(38px,6vw,64px);margin:0 0 20px;letter-spacing:-.01em}.article-header{padding-top:120px;padding-bottom:32px}.article-header h1{font-size:clamp(32px,5vw,52px);margin:12px 0}.blog-index{padding-top:120px;padding-bottom:36px;border-bottom:1px solid var(--border)}.blog-index h1{font-size:clamp(44px,8vw,80px);margin:0;font-weight:700;letter-spacing:-.01em}.post-list{display:grid;grid-template-columns:repeat(2,1fr);gap:96px 64px;padding:64px 0 96px}.post-card{display:flex;flex-direction:column}.post-card .meta{font-size:12px;letter-spacing:.12em;text-transform:uppercase;color:var(--ink-faint);margin-bottom:12px}.post-card h2{font-size:clamp(26px,2.6vw,34px);margin:0 0 14px;line-height:1.2;transition:color .5s}.post-card a{color:inherit}.post-card:hover h2{color:var(--ink-soft)}.post-card p{color:var(--ink-soft);margin:0;line-height:1.7}.tags{display:flex;gap:8px;flex-wrap:wrap;margin-top:18px}.tag{font-size:10px;letter-spacing:.1em;text-transform:uppercase;color:var(--ink-faint);border:1px solid var(--border);padding:3px 10px;border-radius:4px}@media(max-width:760px){.post-list{grid-template-columns:1fr;gap:48px}.blog-index{padding-top:96px}}.blog-back{font-size:13px;letter-spacing:.1em;text-transform:uppercase;color:var(--ink-faint);transition:color .3s}.blog-back:hover{color:var(--ink);text-decoration:none}.container.prose{max-width:65ch}.prose{font-size:18px;padding-bottom:24px}.prose>p:first-of-type{font-size:21px;color:var(--ink)}.prose h2{font-size:28px;margin:44px 0 16px}.prose h3{font-size:24px;margin:40px 0 14px}.prose p{margin:0 0 20px}.prose ul,.prose ol{margin:0 0 20px;padding-left:24px;color:var(--ink-soft)}.prose li{margin:0 0 8px}.prose blockquote{border-left:3px solid var(--sage);margin:28px 0;padding:6px 0 6px 22px;font-family:var(--serif);font-size:21px;color:var(--ink-soft);font-style:italic}.prose em{font-style:italic}.prose strong{font-weight:600}.prose a{color:var(--sage-hover);text-decoration:underline;text-underline-offset:3px}.prose code{font-size:.9em;background:color-mix(in srgb,var(--ink) 6%,transparent);padding:2px 6px;border-radius:5px}.site-footer{border-top:1px solid var(--border);margin-top:64px;padding:64px 0 40px;color:var(--ink-faint)}.footer-main{display:flex;justify-content:space-between;gap:48px;flex-wrap:wrap}.footer-logo{display:inline-flex;align-items:center;gap:10px;font-family:var(--serif);font-weight:700;font-size:24px;line-height:1;color:var(--ink);margin-bottom:16px}@media(min-width:768px){.footer-logo{font-size:36px}}.footer-tagline{font-size:14px;color:var(--ink-soft);max-width:24em;white-space:pre-line;margin:0;line-height:1.7}.footer-cols{display:flex;gap:56px;flex-wrap:wrap}.footer-col{display:flex;flex-direction:column;gap:10px}.footer-col-title{font-size:11px;letter-spacing:.14em;text-transform:uppercase;color:var(--ink-faint);margin-bottom:4px}.footer-col a{color:var(--ink-soft);font-size:14px}.footer-col a:hover{color:var(--ink);text-decoration:none}.footer-bottom{display:flex;justify-content:space-between;flex-wrap:wrap;gap:12px;margin-top:56px;padding-top:24px;border-top:1px solid var(--border);font-size:12px;color:var(--ink-faint)}@media(max-width:760px){.footer-main{flex-direction:column;gap:40px}.footer-cols{gap:40px}}.ink-cursor{position:fixed;top:0;left:0;width:16px;height:16px;border-radius:999px;background:#fff;mix-blend-mode:difference;pointer-events:none;z-index:9999;will-change:transform;transition:width .25s ease,height .25s ease,opacity .2s ease}html:not(.ink-cursor-on) .ink-cursor{display:none}.ink-cursor.hover{width:56px;height:56px;opacity:.4}.ink-cursor.down{opacity:.6;transform-origin:center}@media(pointer:fine){html.ink-cursor-on,html.ink-cursor-on a,html.ink-cursor-on button,html.ink-cursor-on summary,html.ink-cursor-on label,html.ink-cursor-on input{cursor:none}}.wiki-layout{display:grid;grid-template-columns:220px 1fr;gap:48px;padding:120px 0 96px;align-items:start}.wiki-sidebar{position:sticky;top:88px}.wiki-sidebar-title{font-size:12px;letter-spacing:.12em;text-transform:uppercase;color:var(--ink-faint);margin-bottom:16px}.wiki-sidebar nav{display:flex;flex-direction:column;gap:2px}.wiki-group{display:flex;flex-direction:column}.wiki-group+.wiki-group{margin-top:8px}.wiki-group summary{list-style:none;cursor:pointer;display:flex;align-items:center;gap:6px;font-size:11px;letter-spacing:.1em;text-transform:uppercase;color:var(--ink-faint);padding:6px 10px;user-select:none}.wiki-group summary::-webkit-details-marker{display:none}.wiki-group summary:before{content:"▸";font-size:9px;opacity:.6;transition:transform .2s ease}.wiki-group[open] summary:before{transform:rotate(90deg)}.wiki-group summary:hover{color:var(--ink)}.wiki-group .wiki-link{padding-left:26px}.wiki-link{display:block;color:var(--ink-soft);font-size:15px;padding:6px 10px;border-radius:8px}.wiki-link:hover{color:var(--ink);background:color-mix(in srgb,var(--ink) 4%,transparent);text-decoration:none}.wiki-link.active{color:var(--ink);background:color-mix(in srgb,var(--sage) 18%,transparent);font-weight:500}.wiki-content{max-width:720px}.wiki-content h1{font-size:clamp(30px,4vw,44px);margin:0 0 24px}@media(max-width:880px){.wiki-layout{grid-template-columns:1fr;gap:24px;padding:96px 0 64px}.wiki-sidebar{position:static}.wiki-sidebar nav{flex-direction:row;flex-wrap:wrap;gap:8px}}