@font-face { font-family: 'Plex Sans'; src: url(/fonts/ibm-plex-sans-latin-400-normal.woff2) format('woff2'); font-weight: 400; font-display: swap; }
@font-face { font-family: 'Plex Sans'; src: url(/fonts/ibm-plex-sans-latin-500-normal.woff2) format('woff2'); font-weight: 500; font-display: swap; }
@font-face { font-family: 'Plex Sans'; src: url(/fonts/ibm-plex-sans-latin-600-normal.woff2) format('woff2'); font-weight: 600; font-display: swap; }
@font-face { font-family: 'Plex Mono'; src: url(/fonts/ibm-plex-mono-latin-400-normal.woff2) format('woff2'); font-weight: 400; font-display: swap; }
@font-face { font-family: 'Plex Mono'; src: url(/fonts/ibm-plex-mono-latin-500-normal.woff2) format('woff2'); font-weight: 500; font-display: swap; }

:root {
  --sheet: #ffffff; --margin: #edefee; --ink: #16191c; --ink2: #545b62; --hair: #d3d7da; --rule: #9aa1a7;
  --acc: #c2410c; --acc-h: #9a330a; --tint: #fceee6;
  --sans: 'Plex Sans', 'IBM Plex Sans', sans-serif; --mono: 'Plex Mono', 'IBM Plex Mono', ui-monospace, monospace;
  --t: 150ms ease-out;
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body { margin: 0; background: var(--margin); color: var(--ink); font: 400 15px/1.5 var(--sans); }
a { color: inherit; text-underline-offset: 3px; text-decoration-thickness: 1px; }
a:hover { color: var(--acc); }
button, input, textarea, select { font: inherit; color: inherit; }
button { cursor: pointer; }
:focus-visible { outline: 2px solid var(--acc); outline-offset: 2px; }
.mono { font-family: var(--mono); font-feature-settings: 'zero' 0; }
.lbl { font: 500 11px/1.3 var(--mono); letter-spacing: .06em; text-transform: uppercase; color: var(--ink2); }
.sr { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
[hidden] { display: none !important; }

.sheet { display: grid; grid-template-columns: minmax(0, 1fr); background: var(--sheet); min-height: 100vh; }
.tb { border-bottom: 1px solid var(--ink); }
.cell { padding: 10px 16px; border-top: 1px solid var(--hair); }
.cell:first-child { border-top: 0; }
.brand { display: flex; align-items: baseline; justify-content: space-between; gap: 12px; padding-top: 12px; }
.wordmark { font: 600 22px/1 var(--sans); letter-spacing: -.01em; text-decoration: none; display: inline-flex; align-items: center; gap: 8px; }
.wordmark svg { width: 20px; height: 20px; }
.tag { font-size: 13px; color: var(--ink2); margin: 2px 0 0; }
.tb .plan-cell, .tb .stats, .tb .links { display: none; }

.seg { display: grid; grid-auto-flow: column; grid-auto-columns: 1fr; border: 1px solid var(--ink); }
.seg button { min-height: 44px; border: 0; border-left: 1px solid var(--ink); background: var(--sheet); font: 500 13px/1 var(--mono); padding: 0 8px; transition: background var(--t), color var(--t); }
.seg button:first-child { border-left: 0; }
.seg button[aria-pressed=true] { background: var(--tint); color: var(--acc-h); box-shadow: inset 0 -2px 0 var(--acc); }
.seg button:hover:not([aria-pressed=true]) { background: #f5f6f6; }
.reach-row { display: grid; grid-template-columns: auto 1fr; align-items: center; gap: 12px; }

.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; min-height: 44px; padding: 0 18px; border: 1px solid var(--ink); background: var(--sheet); font-weight: 500; text-decoration: none; transition: background var(--t), color var(--t), border-color var(--t); }
.btn:hover { background: #f5f6f6; color: var(--ink); }
.btn.primary { background: var(--acc); border-color: var(--acc); color: #fff; }
.btn.primary:hover { background: var(--acc-h); border-color: var(--acc-h); color: #fff; }
.btn:disabled { opacity: .55; cursor: default; }
.btn svg { width: 16px; height: 16px; }
.link { background: none; border: 0; padding: 0; text-decoration: underline; text-underline-offset: 3px; text-decoration-thickness: 1px; }
.link:hover { color: var(--acc); }

main { min-width: 0; padding-bottom: 88px; }
.feedhead { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 10px 16px; border-bottom: 1px solid var(--ink); }
.feedhead .seg { width: 152px; }
.feedhead .where { font: 400 12px/1.3 var(--mono); color: var(--ink2); }
.feedhead .write-d { display: none; }

.intro { padding: 28px 16px 8px; }
.intro h1 { font: 600 30px/1.12 var(--sans); letter-spacing: -.015em; margin: 0 0 12px; max-width: 18ch; }
.intro .lede { font-size: 17px; color: var(--ink2); margin: 0 0 22px; max-width: 46ch; }
.intro .actions { display: flex; flex-wrap: wrap; gap: 12px; align-items: center; }
.note { font: 400 12px/1.5 var(--mono); color: var(--ink2); margin: 14px 0 0; max-width: 60ch; }
.err { border-left: 2px solid var(--acc); background: var(--tint); padding: 10px 12px; margin: 14px 0 0; font-size: 14px; }
.steps { list-style: none; margin: 32px 0 0; padding: 0; border-top: 1px solid var(--ink); }
.steps li { display: grid; grid-template-columns: 44px 1fr; gap: 0 8px; padding: 14px 0; border-bottom: 1px solid var(--hair); }
.steps .n { font: 500 12px/1.6 var(--mono); color: var(--acc-h); }
.steps h2 { font: 600 15px/1.4 var(--sans); margin: 0; }
.steps p { margin: 2px 0 0; color: var(--ink2); font-size: 14px; }

.compose { padding: 14px 16px; border-bottom: 1px solid var(--ink); display: none; }
.compose textarea { display: block; width: 100%; min-height: 84px; resize: vertical; border: 1px solid var(--rule); background: var(--sheet); padding: 10px 12px; font-size: 16px; line-height: 1.45; border-radius: 0; }
.compose textarea:focus { border-color: var(--ink); outline: none; box-shadow: inset 0 0 0 1px var(--ink); }
.compose .row { display: flex; flex-wrap: wrap; align-items: center; gap: 10px 12px; margin-top: 10px; }
.compose .row .seg { flex: 1 1 200px; max-width: 280px; }
.compose .go { margin-left: auto; display: flex; align-items: center; gap: 12px; }
.compose .count { font: 400 12px/1 var(--mono); color: var(--ink2); margin-left: auto; }
.compose .count.over { color: var(--acc-h); font-weight: 500; }
.compose .to { font-size: 13px; color: var(--ink2); }
.compose .err { margin-top: 10px; }

.posts { list-style: none; margin: 0; padding: 0; }
.post { display: grid; grid-template-columns: 36px minmax(0, 1fr) 52px; gap: 0 10px; padding: 12px 12px 10px 16px; border-bottom: 1px solid var(--hair); }
.post.fresh { animation: in 180ms ease-out; }
@keyframes in { from { opacity: 0; } to { opacity: 1; } }
.post .no { font: 500 12px/22px var(--mono); color: var(--ink2); }
.post.mine .no { color: var(--acc-h); }
.post .text { margin: 0; font-size: 15px; line-height: 1.47; white-space: pre-wrap; overflow-wrap: anywhere; }
.post .meta { display: flex; flex-wrap: wrap; gap: 2px 14px; margin-top: 6px; font: 400 12px/1.5 var(--mono); color: var(--ink2); }
.post .meta a { color: var(--ink); }
.life { display: grid; grid-template-columns: minmax(60px, 180px) auto; align-items: center; gap: 10px; margin-top: 6px; }
.life svg { width: 100%; height: 9px; display: block; overflow: visible; }
.life .t { font: 400 12px/1 var(--mono); color: var(--ink2); white-space: nowrap; }
.acts { display: flex; flex-wrap: wrap; gap: 0 4px; margin: 4px 0 0 -10px; }
.act { min-height: 40px; min-width: 44px; padding: 0 10px; border: 0; background: none; font: 500 13px/1 var(--sans); color: var(--ink2); display: inline-flex; align-items: center; gap: 6px; text-decoration: none; transition: color var(--t); }
.act:hover { color: var(--ink); }
.act svg { width: 15px; height: 15px; }
.vote { display: flex; flex-direction: column; align-items: center; justify-content: flex-start; gap: 0; min-height: 52px; width: 52px; padding: 4px 0; border: 1px solid var(--hair); background: var(--sheet); transition: border-color var(--t), background var(--t), color var(--t); align-self: start; }
.vote svg { width: 16px; height: 16px; }
.vote .s { font: 500 14px/1.2 var(--mono); }
.vote:hover { border-color: var(--ink); }
.vote[aria-pressed=true] { border-color: var(--acc); background: var(--tint); color: var(--acc-h); }
.vote:disabled { cursor: default; color: var(--ink2); border-color: var(--hair); background: var(--sheet); }

.empty { padding: 28px 16px; }
.empty h2 { font: 600 18px/1.3 var(--sans); margin: 0 0 6px; }
.empty p { margin: 0 0 14px; color: var(--ink2); max-width: 52ch; }
.loading { padding: 20px 16px; font: 400 12px/1.5 var(--mono); color: var(--ink2); }

.thread-head { display: flex; align-items: center; gap: 10px; padding: 6px 16px; border-bottom: 1px solid var(--ink); }
.thread .op .text { font-size: 17px; }
.thread .replies .post { grid-template-columns: 36px minmax(0, 1fr) 52px; background: var(--sheet); }
.thread .replies .no { color: var(--ink2); }
.thread .replies .op-h .no { color: var(--acc-h); }
.rlabel { padding: 12px 16px 6px; border-bottom: 1px solid var(--hair); }
.readonly { padding: 14px 16px; border-bottom: 1px solid var(--hair); font-size: 14px; color: var(--ink2); }

.bar { position: fixed; left: 0; right: 0; bottom: 0; padding: 10px 12px calc(10px + env(safe-area-inset-bottom)); background: var(--sheet); border-top: 1px solid var(--ink); z-index: 5; }
.bar .btn { width: 100%; }

footer.foot { padding: 18px 16px 24px; border-top: 1px solid var(--ink); font: 400 12px/1.8 var(--mono); color: var(--ink2); display: flex; flex-wrap: wrap; gap: 4px 18px; }

dialog { border: 1px solid var(--ink); padding: 0; max-width: min(520px, calc(100vw - 24px)); width: 100%; color: var(--ink); background: var(--sheet); border-radius: 0; }
dialog::backdrop { background: rgba(22, 25, 28, .45); }
dialog[open] { animation: in 180ms ease-out; }
.dh { display: flex; justify-content: space-between; align-items: center; padding: 10px 16px; border-bottom: 1px solid var(--ink); }
.db { padding: 16px; }
.db h2 { font: 600 20px/1.25 var(--sans); margin: 0 0 8px; }
.db p { margin: 0 0 10px; }
.db ul { margin: 0 0 14px; padding-left: 18px; }
.db li { margin: 3px 0; }
.df { display: flex; flex-wrap: wrap; gap: 10px; padding: 12px 16px; border-top: 1px solid var(--hair); justify-content: flex-end; }
.field { display: block; margin: 0 0 14px; }
.field > span { display: block; margin-bottom: 6px; }
.field input[type=text] { width: 100%; min-height: 44px; border: 1px solid var(--rule); padding: 0 12px; font-size: 16px; border-radius: 0; }
.field input[type=text]:focus { border-color: var(--ink); outline: none; box-shadow: inset 0 0 0 1px var(--ink); }
.radios { border: 0; padding: 0; margin: 0 0 6px; }
.radios label { display: flex; align-items: center; gap: 10px; min-height: 40px; border-bottom: 1px solid var(--hair); }
.radios input { width: 18px; height: 18px; accent-color: var(--acc); }

.toast { position: fixed; left: 50%; bottom: 84px; transform: translateX(-50%); background: var(--ink); color: #fff; padding: 10px 14px; font-size: 14px; z-index: 20; opacity: 0; transition: opacity var(--t); pointer-events: none; max-width: calc(100vw - 32px); }
.toast.on { opacity: 1; }

.plan svg { display: block; width: 100%; height: auto; }
.place-cell h2 { font: 600 17px/1.25 var(--sans); margin: 4px 0 2px; overflow-wrap: anywhere; }
.place-cell p { margin: 0 0 8px; font-size: 13px; color: var(--ink2); }
.place-cell .row { display: flex; flex-wrap: wrap; gap: 8px; }
.place-cell .btn { min-height: 40px; padding: 0 12px; font-size: 14px; }
.stats { display: grid; grid-template-columns: 1fr 1fr; padding: 0 !important; }
.stats > div { padding: 10px 16px; }
.stats > div + div { border-left: 1px solid var(--hair); }
.stats .v { font: 500 20px/1.3 var(--mono); }
.links { display: grid; gap: 2px; font-size: 14px; }
.links a, .links button { min-height: 32px; display: flex; align-items: center; text-align: left; }
.tb-foot { font: 400 11px/1.5 var(--mono); color: var(--ink2); display: flex; justify-content: space-between; gap: 8px; }

.prose { padding: 24px 16px 40px; max-width: 720px; }
.prose h1 { font: 600 30px/1.15 var(--sans); letter-spacing: -.015em; margin: 6px 0 14px; }
.prose h2 { font: 600 18px/1.3 var(--sans); margin: 28px 0 8px; padding-top: 12px; border-top: 1px solid var(--hair); }
.prose p, .prose li { color: #2a2f34; }
.prose ul, .prose ol { padding-left: 20px; }
.prose li { margin: 4px 0; }
.prose .lede { font-size: 17px; color: var(--ink2); }
.prose table { border-collapse: collapse; width: 100%; font-size: 14px; margin: 8px 0; }
.prose th, .prose td { text-align: left; border-bottom: 1px solid var(--hair); padding: 8px 10px 8px 0; vertical-align: top; }
.prose th { font: 500 11px/1.3 var(--mono); letter-spacing: .06em; text-transform: uppercase; color: var(--ink2); }
.topbar { display: flex; justify-content: space-between; align-items: center; padding: 12px 16px; border-bottom: 1px solid var(--ink); }
.topbar nav { display: flex; gap: 16px; font-size: 14px; }

@media (min-width: 960px) {
  body { padding: 20px; }
  .sheet { grid-template-columns: minmax(0, 1fr) 280px; border: 1px solid var(--ink); max-width: 1180px; margin: 0 auto; min-height: calc(100vh - 40px); }
  .sheet.doc { grid-template-columns: minmax(0, 1fr); }
  .tb { order: 2; border-bottom: 0; border-left: 1px solid var(--ink); display: flex; flex-direction: column; }
  .tb .inner { position: sticky; top: 0; display: flex; flex-direction: column; min-height: calc(100vh - 42px); }
  .tb .plan-cell, .tb .stats, .tb .links { display: block; }
  .tb .stats { display: grid; }
  .tb .links { display: grid; }
  .tb .spacer { flex: 1; border-top: 1px solid var(--hair); }
  .brand { display: block; padding: 16px; border-bottom: 1px solid var(--ink); }
  .reach-row { grid-template-columns: 1fr; gap: 6px; }
  .tb-foot { border-top: 1px solid var(--ink) !important; }
  main { padding-bottom: 0; }
  .bar { display: none; }
  .feedhead { padding: 12px 24px; }
  .feedhead .write-d { display: inline-flex; }
  .compose { display: block; padding: 16px 24px; }
  .compose.collapsed textarea { min-height: 52px; }
  .intro { padding: 56px 48px 24px; }
  .intro h1 { font-size: 44px; }
  .post { grid-template-columns: 44px minmax(0, 1fr) 56px; padding: 14px 20px 10px 24px; gap: 0 16px; }
  .thread .replies .post { grid-template-columns: 44px minmax(0, 1fr) 56px; }
  .empty, .loading, .rlabel, .readonly { padding-left: 24px; padding-right: 24px; }
  .thread-head { padding: 6px 24px; }
  .prose { padding: 40px 48px 56px; }
  .topbar { padding: 14px 24px; }
  footer.foot { padding: 18px 24px 24px; }
  .toast { bottom: 32px; }
}
@media (max-width: 959px) {
  .sheet { align-content: start; }
  .compose.open { display: block; }
  .tb .tb-foot { display: none; }
  .place-cell { border-top: 1px solid var(--ink); }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; }
}
@media print {
  body { background: #fff; }
}