:root {
  --bg: #f6f7f9; --panel: #fff; --text: #1d2329; --muted: #667080; --line: #e1e4e8;
  --accent: #2f6fdf; --accent-text: #fff; --soft: #eef3fc;
  --ok: #e6f4ea; --ok-edge: #2e7d4f; --warn: #fff4d6; --warn-edge: #b8860b;
  --err: #fde8e8; --err-edge: #c0392b; --agent: #f2ecfb; --agent-edge: #7b5cc4;
  --radius: 8px; --gap: 16px;
}
@media (prefers-color-scheme: dark) {
  :root { --bg: #14171a; --panel: #1c2024; --text: #e6e8eb; --muted: #9aa3ad;
    --line: #2d333a; --accent: #6a9bf0; --accent-text: #0e1116; --soft: #1f2a3a;
    --ok: #1d3329; --warn: #3a3320; --err: #3d2222; --agent: #2a2438; }
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body { margin: 0; font: 15px/1.55 system-ui, -apple-system, "Segoe UI", sans-serif;
  background: var(--bg); color: var(--text); }
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
h1 { font-size: 22px; margin: 0 0 12px; } h2 { font-size: 18px; margin: 24px 0 10px; }
h3 { font-size: 16px; margin: 18px 0 8px; }
p { margin: 0 0 10px; }
code, .mono, textarea.mono { font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: 13px; }

/* layout */
.top { background: var(--panel); border-bottom: 1px solid var(--line); }
.top-inner { max-width: 1200px; margin: 0 auto; padding: 8px 16px; display: flex;
  align-items: center; gap: 14px; flex-wrap: wrap; }
.brand { font-weight: 700; font-size: 17px; color: var(--text); }
.top nav { display: flex; gap: 14px; flex: 1; flex-wrap: wrap; align-items: center; }
.top form { margin: 0; }
.badge { display: inline-block; min-width: 18px; padding: 0 6px; border-radius: 9px;
  background: var(--accent); color: var(--accent-text); font-size: 12px; text-align: center; }
main { max-width: 1200px; margin: 0 auto; padding: 20px 16px 60px; }
.narrow { max-width: 560px; }
.crumbs { color: var(--muted); font-size: 13px; margin-bottom: 6px; }
.tabs { display: flex; gap: 4px; border-bottom: 1px solid var(--line); margin: 0 0 18px;
  overflow-x: auto; }
.tabs a { padding: 8px 12px; color: var(--muted); border-bottom: 2px solid transparent;
  white-space: nowrap; }
.tabs a.on { color: var(--text); border-color: var(--accent); font-weight: 600; }
.cols { display: grid; grid-template-columns: 240px minmax(0, 1fr); gap: 24px; }
.cols-wide { display: grid; grid-template-columns: minmax(0, 1fr) 340px; gap: 24px; }
@media (max-width: 860px) { .cols, .cols-wide { grid-template-columns: 1fr; } }

/* panels and lists */
.panel { background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 14px 16px; margin-bottom: var(--gap); }
.list { list-style: none; padding: 0; margin: 0; }
.list li { padding: 10px 0; border-bottom: 1px solid var(--line); }
.list li:last-child { border-bottom: 0; }
.muted { color: var(--muted); } .small { font-size: 13px; }
.row { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; }
.spread { justify-content: space-between; }
.right { margin-left: auto; }
.pill { display: inline-block; font-size: 12px; padding: 1px 8px; border-radius: 10px;
  background: var(--soft); white-space: nowrap; }
.pill.open, .pill.voting { background: var(--ok); } .pill.closed { background: var(--line); }
fieldset.choices { border: 0; padding: 0; margin: 0 0 .5rem; display: flex; flex-wrap: wrap; gap: .4rem 1rem; }
fieldset.choices legend { font-weight: 600; margin-bottom: .3rem; }
.pill.draft, .pill.warn { background: var(--warn); } .pill.err { background: var(--err); }
.pill.agent { background: var(--agent); }
.nav-items a { display: block; padding: 6px 10px; border-radius: 6px; color: var(--text); }
.nav-items a.on { background: var(--soft); font-weight: 600; }
.nav-items .kind { color: var(--muted); font-size: 12px; }

/* messages */
.flash { padding: 10px 14px; border-radius: var(--radius); margin-bottom: 12px;
  border-left: 4px solid; background: var(--panel); }
.flash.success { background: var(--ok); border-color: var(--ok-edge); }
.flash.error { background: var(--err); border-color: var(--err-edge); }
.flash.info, .flash.warning { background: var(--warn); border-color: var(--warn-edge); }
.note { padding: 10px 14px; border-radius: var(--radius); background: var(--warn);
  margin-bottom: 12px; }

/* forms */
label { display: block; font-weight: 600; margin: 10px 0 4px; }
.field-check label { display: inline; font-weight: 400; }
input[type=text], input[type=email], input[type=password], input[type=url], input[type=number],
input[type=datetime-local], input[type=date], select, textarea {
  width: 100%; padding: 8px 10px; border: 1px solid var(--line); border-radius: 6px;
  background: var(--bg); color: var(--text); font: inherit; }
textarea { resize: vertical; }
.help { color: var(--muted); font-size: 13px; margin-top: 2px; }
.errorlist { color: var(--err-edge); list-style: none; padding: 0; margin: 4px 0; font-size: 13px; }
ul.checks { list-style: none; padding: 0; margin: 0; }
ul.checks label { font-weight: 400; display: inline; }
button, .button { display: inline-block; font: inherit; font-weight: 600; padding: 7px 16px;
  border-radius: 6px; border: 1px solid var(--accent); background: var(--accent);
  color: var(--accent-text); cursor: pointer; text-decoration: none; }
button.plain, .button.plain { background: transparent; color: var(--accent); }
button.danger { background: transparent; color: var(--err-edge); border-color: var(--err-edge); }
button.link { background: none; border: 0; padding: 0; color: var(--accent); font-weight: 400; }
form.inline { display: inline; margin: 0; }
.actions { display: flex; gap: 10px; flex-wrap: wrap; margin-top: 14px; align-items: center; }

/* content */
.doc { background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 20px 24px; overflow-wrap: anywhere; }
.doc h1, .doc h2, .doc h3, .doc h4 { position: relative; scroll-margin-top: 12px; }
.doc table { border-collapse: collapse; display: block; overflow-x: auto; }
.doc td, .doc th { border: 1px solid var(--line); padding: 4px 8px; }
.doc pre { background: var(--bg); padding: 10px; border-radius: 6px; overflow-x: auto; }
.doc img { max-width: 100%; }
.anchor-btn { font-size: 12px; font-weight: 400; margin-left: 8px; opacity: .65; }
.anchor-count { font-size: 12px; font-weight: 400; margin-left: 6px; }
.pdf-page { margin: 0 auto 14px; max-width: 900px; }
.pdf-page canvas { width: 100%; height: auto; border: 1px solid var(--line); background: #fff; }
.pdf-bar { display: flex; gap: 8px; align-items: center; margin-bottom: 4px; font-size: 13px; }
.image-item img { max-width: 100%; border: 1px solid var(--line); border-radius: 6px; }

/* comments */
.comment { border-left: 4px solid var(--line); padding: 8px 12px; margin: 10px 0;
  background: var(--panel); border-radius: 0 var(--radius) var(--radius) 0; }
.comment.issue { border-color: var(--err-edge); } .comment.question { border-color: var(--warn-edge); }
.comment.suggestion { border-color: var(--accent); } .comment.praise { border-color: var(--ok-edge); }
.comment.by-agent { background: var(--agent); }
.comment.resolved { opacity: .7; }
.comment .who { font-size: 12px; color: var(--muted); }
.comment .replies { margin: 8px 0 0 12px; }
.quote { border-left: 3px solid var(--line); padding-left: 8px; color: var(--muted);
  font-style: italic; margin: 4px 0; }
.composer { position: sticky; bottom: 0; }
dialog { border: 1px solid var(--line); border-radius: var(--radius); background: var(--panel);
  color: var(--text); width: min(560px, calc(100vw - 32px)); padding: 16px; }
dialog::backdrop { background: rgba(0,0,0,.35); }

/* messages in threads */
.msg { padding: 10px 14px; margin: 0 0 12px; border-radius: var(--radius);
  background: var(--panel); border: 1px solid var(--line); overflow-wrap: anywhere; }
.msg.by-agent { background: var(--agent); border-color: var(--agent-edge); }
.msg .who { font-size: 12px; color: var(--muted); margin-bottom: 4px; }
.msg pre { overflow-x: auto; }

/* tables */
table.grid { width: 100%; border-collapse: collapse; font-size: 14px; }
table.grid th, table.grid td { text-align: left; padding: 6px 8px; border-bottom: 1px solid var(--line);
  vertical-align: top; }
table.grid th { color: var(--muted); font-weight: 600; font-size: 13px; }
.scroll-x { overflow-x: auto; }
.bar { display: inline-block; height: 10px; background: var(--accent); border-radius: 3px;
  vertical-align: middle; }
.bar.agent { background: var(--agent-edge); }
.flag { color: var(--err-edge); font-weight: 600; font-size: 13px; }

/* request preview */
.field-block { border: 1px solid var(--line); border-radius: var(--radius); margin-bottom: 12px;
  background: var(--panel); }
.field-block header { display: flex; gap: 10px; align-items: center; padding: 8px 12px;
  border-bottom: 1px solid var(--line); }
.field-block pre { margin: 0; padding: 10px 12px; max-height: 320px; overflow: auto;
  white-space: pre-wrap; overflow-wrap: anywhere; font-size: 13px; }
.field-block.removed pre { opacity: .35; }

.score-row { display: grid; grid-template-columns: 1fr; gap: 6px; padding: 10px 0;
  border-bottom: 1px solid var(--line); }
.scale { display: flex; gap: 6px; flex-wrap: wrap; }
.scale label { display: inline-flex; align-items: center; gap: 4px; font-weight: 400; margin: 0;
  border: 1px solid var(--line); border-radius: 6px; padding: 4px 10px; cursor: pointer; }
.hidden { display: none !important; }
.nowrap { white-space: nowrap; }
ul.files { margin: 6px 0 0; padding-left: 18px; }
ul.files li { margin: 2px 0; }
.bar.w0 { width: 4px; }
.bar.w1 { width: 12px; }
.bar.w2 { width: 24px; }
.bar.w3 { width: 36px; }
.bar.w4 { width: 48px; }
.bar.w5 { width: 60px; }
.bar.w6 { width: 72px; }
.bar.w7 { width: 84px; }
.bar.w8 { width: 96px; }
.bar.w9 { width: 108px; }
.bar.w10 { width: 120px; }
.panel.by-agent { background: var(--agent); border-color: var(--agent-edge); }
.doc-inline > :last-child { margin-bottom: 0; }
.doc-inline pre { background: var(--bg); padding: 8px; border-radius: 6px; overflow-x: auto; }
@media (max-width: 600px) {
  .top-inner { flex-wrap: nowrap; gap: 10px; overflow-x: auto; white-space: nowrap;
    scrollbar-width: none; }
  .top-inner::-webkit-scrollbar { display: none; }
  .top nav { flex-wrap: nowrap; gap: 10px; flex: none; }
  .top nav .right { margin-left: 0; }
  main { padding: 14px 16px 48px; }
  h1 { font-size: 20px; }
  .doc { padding: 14px 14px; }
}
aside select { min-width: 0; font-size: 14px; }
form.inline.right, .row > .right { margin-left: auto; }
.brand-intro { color: var(--muted); margin: 0 0 6px; }
.brand-intro b { color: var(--text); }

.panel.pinned { border-left: 3px solid var(--ok); }
.msg .mod { gap: .5rem; opacity: .75; } .msg .mod input[type=text] { width: 12rem; padding: .15rem .4rem; }
form.inline select, form.inline input[type=text] { width: auto; max-width: 14rem; padding: .2rem .4rem; font-size: .9rem; margin: 0; }
form.inline.row { flex-wrap: nowrap; align-items: center; gap: .4rem; }
.mark-ok { color: var(--ok-edge); font-weight: 700; }
.mark-missing { color: var(--err-edge); font-weight: 700; }
.qr { margin: 10px 0; }
.qr svg { width: 200px; height: 200px; background: #fff; padding: 4px; border-radius: 6px; }
.recovery-codes { columns: 2; }