:root {
  --paper: #f6f3ed; --ink: #18242c; --muted: #657078; --rule: #c9c5bd;
  --link: #0d66d0; --green: #dcefd9; --green-ink: #1f6339; --rose: #f5e2df;
  --mono: "SFMono-Regular", Consolas, "Liberation Mono", monospace;
  --sans: Inter, "Avenir Next", "Helvetica Neue", Arial, sans-serif;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; background: var(--paper); color: var(--ink); font: 17px/1.55 var(--sans); }
a { color: inherit; }
.topbar, footer { display: flex; align-items: center; justify-content: space-between; gap: 2rem; padding: 1.1rem clamp(1.25rem, 5vw, 5rem); border-bottom: 1px solid var(--rule); font: 700 .76rem var(--mono); }
.brand { display: flex; align-items: center; gap: .55rem; font: 800 1.25rem/1 var(--sans); letter-spacing: -.04em; text-decoration: none; }
.brand-mark { display: grid; place-items: center; width: 1.65rem; height: 1.65rem; border: 2px solid var(--ink); border-radius: 50%; font: 800 .8rem var(--mono); }
.repo-path { margin: 0; color: var(--muted); }.repo-path span { color: var(--ink); }
.top-action, footer > a:last-child { color: var(--link); text-underline-offset: .25rem; }
main { max-width: 88rem; margin: auto; }
.intro { padding: clamp(5rem, 10vw, 10rem) clamp(1.25rem, 8vw, 9rem) 5rem; }
.kicker { margin: 0 0 1.25rem; color: var(--muted); font: 700 .72rem var(--mono); letter-spacing: .04em; text-transform: uppercase; }.kicker span { color: var(--link); }
h1, h2, h3 { letter-spacing: -.045em; line-height: 1.02; }
h1 { max-width: 12ch; margin: 0; font-size: clamp(3.7rem, 8vw, 8rem); }
.summary { max-width: 47rem; margin: 2rem 0 0; font-size: clamp(1.12rem, 1.55vw, 1.35rem); }
.actions { display: flex; flex-wrap: wrap; gap: .8rem; margin-top: 2.5rem; }
.button { display: inline-flex; align-items: center; gap: .5rem; padding: .92rem 1.1rem; border: 1px solid var(--ink); font: 700 .77rem var(--mono); text-decoration: none; }
.primary { background: var(--ink); color: var(--paper); }.quiet { border-color: var(--rule); color: var(--link); }
.patch { margin: 0 clamp(1.25rem, 5vw, 5rem); border: 1px solid var(--ink); background: #fffdf9; box-shadow: .5rem .5rem 0 var(--ink); }
.filebar { display: flex; align-items: center; gap: .45rem; padding: .85rem 1rem; border-bottom: 1px solid var(--rule); background: #eeece7; font: .73rem var(--mono); }
.dot { width: .6rem; height: .6rem; border-radius: 50%; }.red { background: #d65d55; }.gold { background: #e2b15d; }.green { background: #6caa72; }.filename { margin-left: .35rem; color: var(--muted); }
.diff { padding: 1rem 0; font: .9rem/1.7 var(--mono); }.diff p { display: grid; grid-template-columns: 4rem 1fr; gap: 1rem; margin: 0; padding: .14rem 1.3rem; }.diff .add { background: var(--green); color: var(--green-ink); }.line { color: #939995; text-align: right; user-select: none; }
.review-link { display: block; padding: 1rem 1.3rem; border-top: 1px solid var(--rule); color: var(--link); font: 700 .8rem var(--mono); }
.lanes { padding: clamp(6rem, 11vw, 11rem) clamp(1.25rem, 5vw, 5rem); }.section-title { max-width: 45rem; }.section-title h2, .start h2 { margin: 0; font-size: clamp(2.8rem, 5vw, 5.6rem); }
.lane-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 0; margin-top: 3.5rem; border-top: 1px solid var(--ink); border-left: 1px solid var(--rule); }
article { min-height: 22rem; padding: 1.5rem; border-right: 1px solid var(--rule); border-bottom: 1px solid var(--rule); }.tag { display: inline-block; padding: .25rem .45rem; background: var(--rose); font: 700 .68rem var(--mono); text-transform: uppercase; }h3 { margin: 2rem 0 1rem; font-size: 2rem; }article p { color: #48545c; }article a { color: var(--link); font: 700 .77rem var(--mono); text-underline-offset: .25rem; }
.start { padding: clamp(5rem, 9vw, 9rem) clamp(1.25rem, 8vw, 9rem); border-top: 1px solid var(--rule); background: #e8e4dc; }.start h2 { max-width: 14ch; }.start ol { max-width: 51rem; margin: 3rem 0; padding: 0; list-style: none; border-top: 1px solid var(--ink); }.start li { display: grid; grid-template-columns: 3rem 1fr; gap: 1rem; padding: 1rem 0; border-bottom: 1px solid var(--rule); }.start b { color: var(--link); font: 700 .85rem var(--mono); }
footer { border-top: 1px solid var(--rule); border-bottom: 0; }footer p { margin: 0; color: var(--muted); font: .7rem var(--mono); text-transform: uppercase; }
@media (max-width: 760px) { .topbar { align-items: flex-start; }.repo-path { display: none; }.top-action { font-size: .65rem; }.intro { padding-top: 5rem; }.lane-grid { grid-template-columns: 1fr; }article { min-height: 0; }.patch { box-shadow: .3rem .3rem 0 var(--ink); }.diff { font-size: .72rem; }.diff p { grid-template-columns: 2rem 1fr; padding: .18rem .7rem; gap: .6rem; }footer { align-items: flex-start; flex-direction: column; gap: 1rem; } }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }