.site-header[data-astro-cid-3ef6ksr2]{position:sticky;top:0;z-index:50;background:#fff;border-bottom:1px solid var(--rule)}.header-inner[data-astro-cid-3ef6ksr2]{display:flex;align-items:center;justify-content:space-between;min-height:var(--header-h);gap:1rem}.brand[data-astro-cid-3ef6ksr2]{display:inline-flex;align-items:center}.brand-logo[data-astro-cid-3ef6ksr2]{width:auto;height:34px}.primary-nav[data-astro-cid-3ef6ksr2] ul[data-astro-cid-3ef6ksr2]{display:flex;align-items:center;gap:clamp(.9rem,2vw,1.6rem);list-style:none;margin:0;padding:0}.nav-link[data-astro-cid-3ef6ksr2]{color:var(--heading);font-weight:600;font-size:.95rem}.nav-link[data-astro-cid-3ef6ksr2]:hover,.nav-link[data-astro-cid-3ef6ksr2].active{color:var(--green)}.nav-search[data-astro-cid-3ef6ksr2]{color:var(--heading);display:inline-flex}.nav-search[data-astro-cid-3ef6ksr2]:hover{color:var(--green)}.nav-toggle[data-astro-cid-3ef6ksr2]{display:none;flex-direction:column;justify-content:center;gap:5px;width:42px;height:42px;background:none;border:0;cursor:pointer}.nav-toggle[data-astro-cid-3ef6ksr2] span[data-astro-cid-3ef6ksr2]{display:block;height:2px;width:24px;background:var(--heading);transition:transform .2s ease,opacity .2s ease}@media(max-width:860px){.nav-toggle[data-astro-cid-3ef6ksr2]{display:flex}.primary-nav[data-astro-cid-3ef6ksr2]{position:absolute;inset:var(--header-h) 0 auto 0;background:#fff;border-bottom:1px solid var(--rule);display:none;box-shadow:0 8px 16px #0000000f}.primary-nav[data-astro-cid-3ef6ksr2].open{display:block}.primary-nav[data-astro-cid-3ef6ksr2] ul[data-astro-cid-3ef6ksr2]{flex-direction:column;align-items:flex-start;gap:0;padding:.5rem var(--gutter) 1rem}.primary-nav[data-astro-cid-3ef6ksr2] li[data-astro-cid-3ef6ksr2]{width:100%}.nav-link[data-astro-cid-3ef6ksr2]{display:block;padding:.7rem 0;font-size:1.05rem;border-bottom:1px solid var(--rule)}.nav-toggle[data-astro-cid-3ef6ksr2][aria-expanded=true] span[data-astro-cid-3ef6ksr2]:nth-child(1){transform:translateY(7px) rotate(45deg)}.nav-toggle[data-astro-cid-3ef6ksr2][aria-expanded=true] span[data-astro-cid-3ef6ksr2]:nth-child(2){opacity:0}.nav-toggle[data-astro-cid-3ef6ksr2][aria-expanded=true] span[data-astro-cid-3ef6ksr2]:nth-child(3){transform:translateY(-7px) rotate(-45deg)}}.site-footer[data-astro-cid-sz7xmlte]{background:var(--navy);color:#cdd8dd;font-size:.9rem}.footer-grid[data-astro-cid-sz7xmlte]{display:grid;grid-template-columns:1.2fr 1fr 1fr;gap:2rem;padding-block:clamp(2.5rem,5vw,3.5rem)}.footer-col[data-astro-cid-sz7xmlte] h4[data-astro-cid-sz7xmlte]{color:var(--green-soft);font-size:1.1rem;margin-bottom:1rem}address[data-astro-cid-sz7xmlte]{font-style:normal;display:flex;flex-direction:column;line-height:1.6}.footer-col[data-astro-cid-sz7xmlte] ul[data-astro-cid-sz7xmlte]{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:.4rem}.footer-col[data-astro-cid-sz7xmlte] ul[data-astro-cid-sz7xmlte] li[data-astro-cid-sz7xmlte]{position:relative;padding-left:1rem}.footer-col[data-astro-cid-sz7xmlte] ul[data-astro-cid-sz7xmlte] li[data-astro-cid-sz7xmlte]:before{content:"";position:absolute;left:0;top:.6em;width:6px;height:6px;border:1px solid var(--orange);border-radius:50%}.footer-col[data-astro-cid-sz7xmlte] a[data-astro-cid-sz7xmlte]{color:#cdd8dd}.footer-col[data-astro-cid-sz7xmlte] a[data-astro-cid-sz7xmlte]:hover{color:var(--green)}.social[data-astro-cid-sz7xmlte]{margin-top:1rem}.social[data-astro-cid-sz7xmlte] a[data-astro-cid-sz7xmlte]{display:inline-flex;align-items:center;justify-content:center;width:34px;height:34px;border-radius:50%;background:var(--orange);color:#fff}.footer-caltech[data-astro-cid-sz7xmlte]{display:flex;align-items:flex-start;justify-content:flex-end}.caltech-wordmark[data-astro-cid-sz7xmlte]{font-family:var(--font-head);font-weight:700;font-size:2.2rem;color:var(--orange);letter-spacing:-.5px}.caltech-wordmark[data-astro-cid-sz7xmlte]:hover{color:var(--orange);opacity:.85}.footer-bottom[data-astro-cid-sz7xmlte]{background:var(--navy-deep);color:#8ea3ac;font-size:.8rem;padding-block:.9rem}@media(max-width:760px){.footer-grid[data-astro-cid-sz7xmlte]{grid-template-columns:1fr;gap:1.8rem}.footer-caltech[data-astro-cid-sz7xmlte]{justify-content:flex-start}}:root{--green: #65ca44;--green-soft: #7cc68d;--navy: #052c40;--navy-deep: #04222f;--orange: #f15a2b;--ink: #2f3a41;--heading: #333333;--muted: #5a5a5a;--rule: #e2e2e2;--bg: #ffffff;--maxw: 1080px;--gutter: clamp(1rem, 4vw, 2rem);--font-body: "Source Sans Pro", "Source Sans 3", Helvetica, Arial, sans-serif;--font-head: "Merriweather Sans", Helvetica, Arial, sans-serif;--header-h: 80px}*,*:before,*:after{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:var(--font-body);font-size:16px;line-height:1.7;color:var(--ink);background:var(--bg);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}h1,h2,h3,h4,h5,h6{font-family:var(--font-head);color:var(--heading);line-height:1.3;font-weight:700;margin:0 0 .6em}h1{font-size:clamp(1.9rem,4vw,2.4rem)}h2{font-size:clamp(1.5rem,3vw,1.9rem)}h3{font-size:1.35rem}h4{font-size:1.1rem}p{margin:0 0 1.2em}a{color:var(--green);text-decoration:none;transition:color .15s ease}a:hover{color:var(--navy)}img{max-width:100%;height:auto;display:block}.container{width:100%;max-width:var(--maxw);margin-inline:auto;padding-inline:var(--gutter)}.section{padding-block:clamp(2.5rem,6vw,4.5rem)}.section--tint{background:#f7f9f8}.section--dark{background:var(--navy);color:#eaf1f3}.section--dark h1,.section--dark h2,.section--dark h3{color:#fff}.visually-hidden{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0}.btn{display:inline-flex;align-items:center;gap:0;font-family:var(--font-body);font-size:1rem;font-weight:600;line-height:1.7;color:var(--navy);background:#fff;border:1px solid var(--navy);border-radius:50px;padding:.35em 1.4em;cursor:pointer;transition:border-radius .2s ease,padding .2s ease,background .2s ease;white-space:nowrap}.btn:after{content:"→";color:var(--green);font-weight:700;max-width:0;opacity:0;overflow:hidden;transform:translate(-.25em);transition:max-width .2s ease,opacity .2s ease,transform .2s ease,margin-left .2s ease}.btn:hover{color:var(--navy);border-radius:25px;padding-right:1em;background:#fff}.btn:hover:after{max-width:1.5em;opacity:1;margin-left:.4em;transform:translate(0)}.btn--on-dark{background:transparent;color:#fff;border-color:#fff}.btn--on-dark:hover{color:#fff;background:#ffffff26;border-color:#fff}.prose h2{margin-top:1.8em}.prose h3{margin-top:1.4em}.prose ul,.prose ol{padding-left:1.25em;margin:0 0 1.2em}.prose li{margin-bottom:.35em}.prose img{margin:1.5em auto}.prose figure{margin:1.5em 0}.prose figcaption{font-size:.85rem;color:var(--muted);text-align:center;margin-top:.4em}