:root { color-scheme: light; font-family: Arial, Helvetica, sans-serif; color: #21262a; background: #fff; font-size: 16px; }
* { box-sizing: border-box; }
body { margin: 0; line-height: 1.65; }
.page { width: min(100% - 48px, 850px); margin: 0 auto; }
header { padding: 76px 0 55px; }
.eyebrow { margin: 0 0 16px; font-size: .75rem; letter-spacing: .14em; color: #596168; }
h1 { margin: 0 0 16px; font-size: clamp(2rem, 5vw, 2.75rem); line-height: 1.2; font-weight: 600; letter-spacing: -.035em; }
.intro { max-width: 620px; margin: 0; color: #50575d; font-size: 1.0625rem; }
nav { display: flex; flex-wrap: wrap; gap: 10px 24px; margin-top: 22px; }
nav:empty { display: none; }
a { color: #244e6b; text-underline-offset: 4px; }
a:hover { color: #111; }
a:focus-visible, summary:focus-visible { outline: 2px solid #244e6b; outline-offset: 6px; }
.section-heading { display: flex; align-items: baseline; justify-content: space-between; border-bottom: 1px solid #30363a; padding-bottom: 12px; gap: 16px; }
h2 { font-size: 1rem; font-weight: 600; margin: 0; }
#count { font-size: .875rem; color: #687078; }
details { border-bottom: 1px solid #d9dde0; }
summary { cursor: pointer; padding: 25px 0; list-style: none; display: grid; grid-template-columns: 1fr auto; gap: 18px; }
summary::-webkit-details-marker { display: none; }
summary::after { content: '+'; font-size: 1.4rem; line-height: 1.2; font-weight: 400; }
details[open] summary::after { content: '−'; }
.project-title { font-size: 1.25rem; line-height: 1.4; font-weight: 600; display: block; }
.project-meta { display: block; font-size: .875rem; color: #687078; margin-top: 5px; }
.project-description { display: block; color: #50575d; margin-top: 10px; max-width: 660px; }
.project-body { padding: 0 0 30px; max-width: 740px; }
.project-body h3 { font-size: 1rem; margin: 24px 0 7px; }
.project-body p { margin: 0 0 14px; white-space: pre-line; }
.project-body ul { margin: 0; padding-left: 21px; }
.gallery { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 22px; margin: 24px 0; }
figure { margin: 0; }
figure img { display: block; width: 100%; height: auto; background: #f4f5f6; }
figcaption { font-size: .875rem; color: #596168; margin-top: 7px; }
.files { display: flex; flex-wrap: wrap; gap: 12px 24px; }
.attachment { margin: 24px 0; }
.attachment video { display: block; width: 100%; max-height: 600px; background: #111; }
.example { border-left: 2px solid #bcc6cd; padding-left: 14px; color: #596168; font-size: .875rem; }
footer { padding: 27px 0 45px; display: flex; justify-content: space-between; gap: 20px; color: #687078; font-size: .875rem; }
.skip { position: absolute; left: 24px; top: -100px; background: white; padding: 8px; }
.skip:focus { top: 12px; }
@media(max-width: 560px) { .page { width: calc(100% - 36px); } header { padding: 48px 0 38px; } .gallery { grid-template-columns: 1fr; } summary { padding: 22px 0; } }
@media(prefers-reduced-motion: no-preference) { a { transition: color .15s; } }
@media print { header { padding-top: 0; } .skip, summary::after { display: none; } .page { width: 100%; } }