:root {
  --bg: #eeede7;
  --paper: #fffef9;
  --ink: #242d28;
  --muted: #606a62;
  --accent: #285b44;
  --line: #c8cdc2;
  --wash: #e1e8df;
  --danger: #923d2c;
  --serif: Charter, 'Iowan Old Style', 'Palatino Linotype', 'Songti SC', 'Noto Serif CJK SC', serif;
  --sans: 'Avenir Next', Avenir, 'PingFang SC', 'Microsoft YaHei', sans-serif;
}
* { box-sizing: border-box; }
[hidden] { display: none !important; }
body { margin: 0; background: var(--bg); color: var(--ink); font: 15px/1.65 var(--sans); }
a { color: var(--accent); text-underline-offset: 4px; }
button, input, textarea { font: inherit; }
button { cursor: pointer; padding: .65rem 1rem; border: 1px solid var(--line); border-radius: 3px; color: var(--ink); background: var(--paper); transition: background .15s; }
button:hover { background: var(--wash); }
button:disabled { opacity: .6; cursor: wait; }
:focus-visible { outline: 3px solid var(--accent); outline-offset: 4px; }
.primary { background: var(--accent); border-color: var(--accent); color: #fff; }
.primary:hover { background: #1b4431; }
.quiet { border: 0; background: transparent; padding: .4rem .5rem; color: var(--muted); font-size: .85rem; text-decoration: underline; text-underline-offset: 4px; }
.masthead { display: flex; align-items: center; gap: 2rem; padding: 1rem 4vw; border-bottom: 1px solid var(--line); }
.brand { font: bold 2rem var(--serif); letter-spacing: -1.5px; color: var(--ink); text-decoration: none; }
.brand-dot { color: var(--accent); }
.masthead-note { color: var(--muted); font-size: .65rem; letter-spacing: .16em; }
#logout { margin-left: auto; }
#notice { position: sticky; top: 0; z-index: 5; padding: .8rem 4vw; background: var(--wash); border-bottom: 1px solid var(--line); }
#notice.error { background: #f7e2d8; color: var(--danger); }
main { min-height: 75vh; padding: 3rem 4vw; max-width: 1600px; margin: auto; }
h1, h2, h3 { line-height: 1.3; overflow-wrap: anywhere; }
h1 { font: 500 clamp(2rem, 4vw, 3.2rem)/1.2 var(--serif); letter-spacing: -.04em; margin: 1rem 0 1.5rem; }
h2 { font-size: 1.15rem; font-weight: 600; }
.eyebrow { font-size: .7rem; letter-spacing: .12em; color: var(--muted); }
.lede { color: var(--muted); font-size: 1rem; white-space: pre-line; }
.muted { color: var(--muted); font-size: .8rem; }
.loading { color: var(--muted); }
footer { border-top: 1px solid var(--line); margin: 2rem 4vw 0; padding: 1rem 0; font-size: .7rem; color: var(--muted); display: flex; justify-content: space-between; gap: 1rem; }
.login-page { display: grid; grid-template-columns: 1.3fr 1fr; align-items: center; gap: 8vw; max-width: 1200px; }
.login-intro h1 { font-size: clamp(2.6rem, 5vw, 4.5rem); white-space: pre-line; line-height: 1.3; }
.login-form { padding: 2rem; border-top: 3px solid var(--accent); background: var(--paper); }
.login-form h2 { font: 1.6rem var(--serif); margin: 0 0 2rem; }
label { display: block; font-size: .85rem; margin-bottom: .5rem; }
input, textarea { width: 100%; padding: .7rem; border: 1px solid var(--line); border-radius: 2px; background: var(--paper); color: var(--ink); }
textarea { resize: vertical; min-height: 8rem; }
.login-form .primary { width: 100%; margin-top: 1.5rem; }
.workspace { max-width: 1200px; }
.page-heading { margin-bottom: 2rem; }
.document-list { border-top: 2px solid var(--ink); margin-top: 3rem; }
.document-row { display: grid; grid-template-columns: minmax(0, 1fr) 4rem 6rem 2rem; align-items: center; gap: 1.5rem; padding: 1.7rem .5rem; border-bottom: 1px solid var(--line); text-decoration: none; color: var(--ink); }
.document-row:hover { background: var(--paper); }
.document-row h2 { margin: 0; font-family: var(--serif); font-size: 1.5rem; font-weight: 500; }
.document-row p { margin: .5rem 0 0; }
.version-tag { font-family: monospace; font-size: .9rem; color: var(--muted); }
.row-arrow { font-size: 1.7rem; }
.badge { display: inline-block; width: fit-content; padding: .2rem .6rem; border: 1px solid currentColor; font-size: .7rem; white-space: nowrap; border-radius: 2px; }
.pending { color: #75541e; background: #f6edcf; }
.changes_requested { color: #923d2c; background: #f7e2d8; }
.approved { color: #285b44; background: #e1e8df; }
.review-meta { display: flex; align-items: center; gap: 1.5rem; font-size: .8rem; flex-wrap: wrap; }
.history { margin-top: 1rem; max-width: 32rem; font-size: .85rem; }
summary { cursor: pointer; color: var(--muted); }
.history a { display: block; padding: .4rem 0; }
.review-layout { display: grid; grid-template-columns: minmax(0, 1fr) minmax(290px, 350px); gap: 2.5rem; align-items: start; }
.paper { background: var(--paper); border: 1px solid var(--line); padding: clamp(1.3rem, 4vw, 4rem); font: 1.05rem/1.95 var(--serif); min-width: 0; overflow-wrap: anywhere; }
.paper h1 { font-size: 2.3rem; }
.paper h2 { font: 600 1.6rem/1.4 var(--serif); margin: 1.7rem 0 .7rem; }
.paper h3 { font-size: 1.3rem; }
.paper p { margin: .6rem 0; }
.paper pre { overflow: auto; padding: 1rem; background: #f0f2ec; border: 1px solid var(--line); line-height: 1.6; }
code { font: .85em/1.6 'SFMono-Regular', Consolas, monospace; }
.paper table { display: block; overflow-x: auto; border-collapse: collapse; }
.paper th, .paper td { border: 1px solid var(--line); padding: .4rem .7rem; }
.paper blockquote { margin: 1rem 0; padding-left: 1rem; border-left: 3px solid var(--accent); color: var(--muted); }
.review-block { padding: .3rem .5rem 1.5rem; margin: 0 -.5rem .5rem; position: relative; border-left: 2px solid transparent; }
.review-block:hover, .review-block:focus-within, .review-block:focus { background: #f3f5ee; border-left-color: var(--accent); outline-offset: 2px; }
.annotate { display: block; margin: .3rem 0 0 auto; padding: 0 .35rem; font: .65rem/1.8 var(--sans); border-color: transparent; background: transparent; color: var(--muted); }
.image-placeholder { color: var(--muted); font-size: .85em; }
.side-heading { display: flex; align-items: center; justify-content: space-between; border-top: 2px solid var(--ink); padding-top: .5rem; }
.side-heading h2 { font-size: .9rem; }
.general-comment { width: 100%; margin: .5rem 0 1rem; border-style: dashed; background: transparent; }
.comment { padding: 1.2rem 0; border-bottom: 1px solid var(--line); }
.comment-body { white-space: pre-wrap; overflow-wrap: anywhere; margin: .6rem 0; }
.comment blockquote { white-space: pre-wrap; overflow-wrap: anywhere; max-height: 8rem; overflow: auto; font: .8rem/1.6 var(--serif); color: var(--muted); border-left: 2px solid var(--line); padding-left: .8rem; margin: .5rem 0; }
.anchor-link { padding: 0; background: transparent; border: 0; color: var(--accent); font-size: .75rem; }
.button-row { display: flex; gap: .5rem; margin-top: .5rem; }
.editor { border: 1px solid var(--accent); padding: 1rem; background: var(--paper); margin-bottom: 1rem; }
.draft-status { color: #75541e; font-size: .7rem; }
.empty-note { color: var(--muted); font-size: .85rem; padding: 1rem 0 2rem; }
.decisions { margin-top: 2.5rem; border-top: 1px solid var(--line); padding-top: 1rem; }
.decisions > button { display: block; width: 100%; margin-top: .7rem; }
.closed-note { padding: 1rem; background: var(--wash); color: var(--accent); font-size: .85rem; }
@media (max-width: 800px) {
  .review-layout, .login-page { grid-template-columns: 1fr; gap: 2rem; }
  main { padding-top: 2rem; }
  .masthead-note { display: none; }
  .paper { padding: 1.2rem; }
  .document-row { grid-template-columns: minmax(0, 1fr) auto; gap: .5rem 1rem; }
  .document-row .version-tag { grid-column: 2; grid-row: 1; }
  .document-row .row-arrow { display: none; }
  footer { flex-direction: column; }
}
@media (prefers-reduced-motion: reduce) { * { transition: none !important; scroll-behavior: auto !important; } }