@keyframes astroFadeInOut{0%{opacity:1}to{opacity:0}}@keyframes astroFadeIn{0%{opacity:0;mix-blend-mode:plus-lighter}to{opacity:1;mix-blend-mode:plus-lighter}}@keyframes astroFadeOut{0%{opacity:1;mix-blend-mode:plus-lighter}to{opacity:0;mix-blend-mode:plus-lighter}}@keyframes astroSlideFromRight{0%{transform:translate(100%)}}@keyframes astroSlideFromLeft{0%{transform:translate(-100%)}}@keyframes astroSlideToRight{to{transform:translate(100%)}}@keyframes astroSlideToLeft{to{transform:translate(-100%)}}@media (prefers-reduced-motion){::view-transition-group(*),::view-transition-old(*),::view-transition-new(*),[data-astro-transition-scope]{animation:none!important}}.astro-route-announcer{clip:rect(0 0 0 0);clip-path:inset(50%);white-space:nowrap;width:1px;height:1px;position:absolute;top:0;left:0;overflow:hidden}.site-footer[data-astro-cid-nns7i3if]{border-top:1px solid var(--border);margin-top:auto}.site-footer__inner[data-astro-cid-nns7i3if]{color:var(--text-muted);justify-content:space-between;gap:1rem;padding:1.4rem 0;font-size:.92rem;display:flex}@media (width<=640px){.site-footer__inner[data-astro-cid-nns7i3if]{flex-direction:column}}.brand-logo[data-astro-cid-uivuhh7y]{aspect-ratio:752/210;flex:none;width:13.75rem;max-width:100%;display:block}.brand-logo[data-astro-cid-uivuhh7y] img[data-astro-cid-uivuhh7y]{aspect-ratio:752/210;width:100%;height:auto;display:block}@media (width<=900px){.brand-logo[data-astro-cid-uivuhh7y]{width:12.5rem}}@media (width<=420px){.brand-logo[data-astro-cid-uivuhh7y]{width:11.25rem}}.jelly-radio{user-select:none;background:#006f73;border:1px solid #ffffff1f;border-radius:999px;flex:none;align-items:center;gap:5px;padding:7px 14px;display:inline-flex;box-shadow:0 3px 10px #00404312}.jelly-radio__chip{--shine-x:50%;--shine-y:50%;color:#fff;transform-origin:50%;touch-action:manipulation;-webkit-tap-highlight-color:transparent;flex-shrink:0;text-decoration:none;position:relative}.jelly-radio__skin{color:#fff;white-space:nowrap;background:0 0;border:1px solid #0000;border-radius:999px;justify-content:center;align-items:center;height:36px;padding:0 12px;font-size:14px;font-weight:700;line-height:1;transition:background-color .18s,color .18s,border-color .18s;display:flex;position:relative;overflow:hidden}.jelly-radio__skin>span{z-index:1;position:relative}.jelly-radio__skin:before{background:radial-gradient(circle at var(--shine-x) var(--shine-y), #ffffff4d, transparent 75%);content:"";opacity:0;pointer-events:none;transition:opacity .18s;position:absolute;inset:0}.jelly-radio__chip[data-on=true] .jelly-radio__skin{color:#00676b;background:#fff;box-shadow:0 1px 4px #002a2c1f}.jelly-radio__chip:focus-visible{outline:2px solid var(--text);outline-offset:5px;border-radius:999px}@media (hover:hover) and (pointer:fine){.jelly-radio__chip[data-on=false]:hover .jelly-radio__skin{background:#ffffff17;border-color:#ffffff59}.jelly-radio__chip[data-on=false]:hover .jelly-radio__skin:before{opacity:1}}@media (width<=900px){.jelly-radio{visibility:hidden;border-color:var(--border);background:var(--surface);box-shadow:var(--shadow);opacity:0;border-radius:8px;grid-template-columns:repeat(2,minmax(0,1fr));gap:6px;padding:8px;transition:opacity .18s,transform .18s,visibility .18s;display:grid;position:absolute;top:calc(100% - .2rem);left:0;right:0;transform:translateY(-8px)}.jelly-radio.is-open{visibility:visible;opacity:1;transform:translateY(0)}.jelly-radio__skin{height:44px;color:var(--text);background:0 0;border-radius:6px;font-size:15px}.jelly-radio__chip[data-on=true] .jelly-radio__skin{color:#fff;box-shadow:none;background:#006f73}.jelly-radio__chip[data-on=false]:hover .jelly-radio__skin{border-color:var(--border);background:var(--surface-muted)}.jelly-radio__skin:before{display:none}}@media (prefers-reduced-motion:reduce){.jelly-radio,.jelly-radio__skin,.jelly-radio__skin:before{transition:none}}.site-header[data-astro-cid-fzpbxy5g]{z-index:40;background:color-mix(in srgb, var(--bg), transparent 8%);backdrop-filter:blur(18px);border-bottom:1px solid #0000;transition:border-color .18s,background .18s;position:sticky;top:0}.site-header[data-astro-cid-fzpbxy5g].is-compact{border-color:color-mix(in srgb, var(--border), transparent 25%);background:color-mix(in srgb, var(--bg), transparent 2%)}.site-header__inner[data-astro-cid-fzpbxy5g]{justify-content:space-between;align-items:center;gap:1rem;min-height:4.7rem;display:flex;position:relative}.brand[data-astro-cid-fzpbxy5g]{min-height:44px;color:var(--text);flex:none;align-items:center;text-decoration:none;display:inline-flex}.brand[data-astro-cid-fzpbxy5g]:focus-visible{outline:2px solid var(--accent-strong);outline-offset:4px;border-radius:4px}.menu-toggle[data-astro-cid-fzpbxy5g]{display:none}@media (width<=900px){.site-header__inner[data-astro-cid-fzpbxy5g]{min-height:4.3rem}.menu-toggle[data-astro-cid-fzpbxy5g]{cursor:pointer;background:#006f73;border:0;border-radius:50%;flex-direction:column;flex:none;justify-content:center;align-items:center;gap:5px;width:44px;height:44px;padding:0;display:flex}.menu-toggle[data-astro-cid-fzpbxy5g] span[data-astro-cid-fzpbxy5g]{background:#fff;border-radius:1px;width:1rem;height:2px;transition:transform .22s}.menu-toggle[data-astro-cid-fzpbxy5g].is-open span[data-astro-cid-fzpbxy5g]:first-child{transform:translateY(3.5px)rotate(45deg)}.menu-toggle[data-astro-cid-fzpbxy5g].is-open span[data-astro-cid-fzpbxy5g]:last-child{transform:translateY(-3.5px)rotate(-45deg)}}@media (prefers-reduced-motion:reduce){.site-header[data-astro-cid-fzpbxy5g],.menu-toggle[data-astro-cid-fzpbxy5g] span[data-astro-cid-fzpbxy5g]{transition:none}}.dot-field[data-astro-cid-z66vr36a]{z-index:0;opacity:1;pointer-events:none;transition:opacity .42s;position:fixed;inset:0;overflow:hidden}html.portal-pending .dot-field[data-astro-cid-z66vr36a]{opacity:0}.dot-field[data-astro-cid-z66vr36a] canvas[data-astro-cid-z66vr36a]{display:block}@media (prefers-reduced-motion:reduce){.dot-field[data-astro-cid-z66vr36a]{transition-duration:1ms}}:root{color-scheme:light;--bg:#f4f9f8;--bg-soft:#eaf3f2;--surface:#fff;--surface-muted:#e8f4f3;--text:#102829;--text-muted:#536b6c;--border:#cddfdd;--accent:#00999f;--accent-strong:#006f73;--accent-soft:#cfecee;--warm:#a54d38;--shadow:0 18px 45px #10282917;--radius:8px;--content:1120px;--prose:760px;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,Noto Sans SC,Microsoft YaHei,sans-serif}@media (prefers-color-scheme:dark){:root{color-scheme:dark;--bg:#0d1718;--bg-soft:#132122;--surface:#142526;--surface-muted:#193133;--text:#edf8f7;--text-muted:#a8c0c0;--border:#2b4849;--accent:#32c2c7;--accent-strong:#6fdee1;--accent-soft:#173d3f;--warm:#e49b88;--shadow:0 18px 45px #00000038}}*{box-sizing:border-box}html{scroll-behavior:smooth;min-width:320px}body{background:var(--bg);min-height:100vh;color:var(--text);margin:0;font-size:16px;line-height:1.7}body::selection{background:var(--accent-soft)}a{color:inherit;text-decoration-color:color-mix(in srgb, var(--accent), transparent 45%);text-underline-offset:.18em;text-decoration-thickness:1px}a:hover{color:var(--accent-strong)}img,svg{max-width:100%}button,input,textarea,select{font:inherit}.skip-link{z-index:100;border-radius:var(--radius);background:var(--text);color:var(--bg);padding:.6rem .9rem;position:absolute;top:1rem;left:1rem;transform:translateY(-150%)}.skip-link:focus{transform:translateY(0)}.site-shell{isolation:isolate;flex-direction:column;min-height:100vh;display:flex;position:relative}.site-shell>main,.site-shell>footer{z-index:1;position:relative}.container{width:min(100% - 2rem, var(--content));margin-inline:auto}.narrow{width:min(100% - 2rem, var(--prose));margin-inline:auto}.page-section{padding:3rem 0}.page-heading{padding:3rem 0 1.5rem}.eyebrow{color:var(--accent-strong);letter-spacing:0;margin:0 0 .5rem;font-size:.86rem;font-weight:700}h1,h2,h3{color:var(--text);letter-spacing:0;margin:0;line-height:1.18}h1{max-width:12ch;font-size:clamp(2.1rem,7vw,4.7rem)}h2{font-size:clamp(1.55rem,4vw,2.25rem)}h3{font-size:1.08rem}p{margin:0}.lede{max-width:66ch;color:var(--text-muted);font-size:clamp(1rem,2.4vw,1.16rem)}.section-title{justify-content:space-between;align-items:end;gap:1rem;margin-bottom:1rem;display:flex}.section-title a{color:var(--accent-strong);flex:none;font-size:.92rem;font-weight:700;text-decoration:none}.grid{gap:1rem;display:grid}.grid.two{grid-template-columns:repeat(2,minmax(0,1fr))}.grid.three{grid-template-columns:repeat(3,minmax(0,1fr))}.surface{border:1px solid var(--border);border-radius:var(--radius);background:color-mix(in srgb, var(--surface), transparent 5%);box-shadow:var(--shadow)}.muted{color:var(--text-muted)}.meta{color:var(--text-muted);font-size:.9rem}.prose{color:var(--text);font-size:1.03rem}.prose>*+*{margin-top:1.1rem}.prose h2,.prose h3{margin-top:2.2rem}.prose p,.prose li{color:color-mix(in srgb, var(--text), var(--text-muted) 18%)}.prose ul,.prose ol{padding-left:1.4rem}.prose code{border:1px solid var(--border);background:var(--surface-muted);border-radius:6px;padding:.12rem .32rem;font-size:.92em}.prose pre{border:1px solid var(--border);border-radius:var(--radius);color:#eef8f4;background:#101816;padding:1rem;overflow-x:auto}.prose pre code{background:0 0;border:0;padding:0}@media (width<=760px){body{font-size:15px}.page-section{padding:2.2rem 0}.grid.two,.grid.three{grid-template-columns:1fr}.section-title{flex-direction:column;align-items:start}}