:root {
  --ink: #1b2733;
  --paper: #f3f5f4;
  --surface: #ffffff;
  --teal: #0a6c74;
  --teal-dark: #07525a;
  --amber: #8a5300;
  --alert: #b3261e;
  --muted: #5a6772;
  --line: #d5dbdd;
  --display: "Bricolage Grotesque", "Segoe UI", system-ui, sans-serif;
  --body: "Figtree", "Segoe UI", system-ui, sans-serif;
}
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body { margin: 0; background: var(--paper); color: var(--ink); font: 400 1rem/1.55 var(--body); }
a { color: var(--teal); }
a:hover { color: var(--teal-dark); }
:focus-visible { outline: 3px solid var(--teal); outline-offset: 2px; border-radius: 4px; }
code { font-family: ui-monospace, "SF Mono", Menlo, Consolas, monospace; font-size: .92em; background: #e7ecec; padding: .1em .35em; border-radius: 4px; }

header.site, footer.site { display: flex; align-items: center; justify-content: space-between; gap: 1rem; padding: 1.1rem clamp(1rem, 4vw, 3rem); }
footer.site { color: var(--muted); font-size: .9rem; }
.brand { font: 700 1.15rem var(--display); color: var(--ink); text-decoration: none; letter-spacing: -.01em; }
.account { display: flex; align-items: center; gap: 1rem; font-size: .95rem; }
.account form { margin: 0; }
.who { color: var(--muted); overflow-wrap: anywhere; }

.flash { margin: 0 clamp(1rem, 4vw, 3rem); padding: .7rem 1rem; background: #dff0ee; border-left: 4px solid var(--teal); }

h1, h2 { font-family: var(--display); letter-spacing: -.02em; line-height: 1.1; margin: 0 0 .6rem; }
h1 { font-size: clamp(2rem, 5vw, 3.4rem); font-weight: 700; }
h2 { font-size: 1.35rem; font-weight: 600; }
.lede { font-size: 1.15rem; max-width: 36rem; color: #34444f; }
.fine, .hint, .muted { color: var(--muted); }
.fine { font-size: .9rem; max-width: 34rem; }
.hint { margin: 0 0 1rem; }
.sr { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }

/* buttons */
.btn { display: inline-block; padding: .65rem 1.1rem; border: 1.5px solid var(--ink); border-radius: 8px; background: var(--surface); color: var(--ink); font: 600 .98rem var(--body); text-decoration: none; cursor: pointer; }
.btn:hover { background: #e9eeee; color: var(--ink); }
.btn.primary { background: var(--teal); border-color: var(--teal); color: #fff; }
.btn.primary:hover { background: var(--teal-dark); border-color: var(--teal-dark); color: #fff; }
.danger-btn { border-color: var(--alert); color: var(--alert); }
.danger-btn:hover { background: #fbeceb; color: var(--alert); }
.linklike { background: none; border: 0; padding: 0; font: inherit; color: var(--teal); text-decoration: underline; cursor: pointer; }
.linklike.danger { color: var(--alert); }
.actions { display: flex; flex-wrap: wrap; gap: .75rem; margin: 1.4rem 0 1rem; }

/* landing: the hero is a conversation laid out like a day ruler */
.hero { display: grid; grid-template-columns: minmax(0, 1.05fr) minmax(0, .95fr); gap: clamp(2rem, 6vw, 5rem); align-items: center; padding: clamp(1rem, 5vw, 4rem) clamp(1rem, 4vw, 3rem) 3rem; max-width: 1180px; margin: 0 auto; }
.notice { padding: .6rem .9rem; border-left: 4px solid var(--amber); background: #fbf1de; max-width: 34rem; }
.thread ol { list-style: none; margin: 0; padding: 0; border-left: 2px solid var(--ink); }
.thread li { display: grid; grid-template-columns: 4.2rem minmax(0, 1fr); padding: .9rem 0; }
.thread time { font: 600 .85rem var(--body); color: var(--muted); padding: .15rem 0 0 .8rem; font-variant-numeric: tabular-nums; }
.thread p { margin: 0; }
.thread .you p { font: 600 1.25rem/1.3 var(--display); letter-spacing: -.01em; }
.thread .bot p { color: #34444f; }
.thread .bot > div p + p, .mock-actions { margin-top: .7rem; }
.mock-actions { display: flex; gap: .6rem; }
.mock-actions .btn { padding: .4rem .85rem; font-size: .9rem; cursor: default; }

/* app pages */
.page { max-width: 760px; margin: 0 auto; padding: 1rem clamp(1rem, 4vw, 2rem) 3rem; }
.page.narrow { max-width: 620px; }
.page > h1 { font-size: clamp(1.8rem, 4vw, 2.4rem); margin-bottom: 1.6rem; }
.page section { padding: 1.6rem 0; border-top: 1px solid var(--line); }
.rows { list-style: none; margin: 0; padding: 0; }
.rows li { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: .6rem 1rem; padding: .8rem 0; border-bottom: 1px solid var(--line); }
.row-main { display: flex; flex-wrap: wrap; align-items: baseline; gap: .3rem .8rem; }
.row-actions { display: flex; gap: 1rem; }
.row-actions form { margin: 0; }
.status { font-size: .85rem; font-weight: 600; padding: .05rem .5rem; border: 1.5px solid var(--line); border-radius: 99px; }
.status.ok { border-color: var(--teal); color: var(--teal-dark); }
.status.warn { border-color: var(--amber); color: var(--amber); }
.empty { padding: .9rem 1rem; background: var(--surface); border-left: 4px solid var(--line); margin: 0; }
.code-box { margin-top: 1.2rem; padding: 1rem 1.2rem; background: var(--surface); border-left: 4px solid var(--teal); }
.code-box p { margin-top: 0; }
.code { font-size: 1.25rem; letter-spacing: .12em; font-weight: 600; }
.plain { margin: .5rem 0 0; padding-left: 1.1rem; }
.inline-form { display: flex; flex-wrap: wrap; align-items: center; gap: .75rem; }
.inline-form input { padding: .6rem .8rem; border: 1.5px solid #9aa7ad; border-radius: 8px; font: inherit; min-width: 16rem; background: var(--surface); }
.stack { display: grid; gap: .9rem; }
.check { display: flex; align-items: center; gap: .6rem; font-weight: 500; }
.check input { width: 1.1rem; height: 1.1rem; accent-color: var(--teal); }
.inline-form select { padding: .6rem .8rem; border: 1.5px solid #9aa7ad; border-radius: 8px; font: inherit; background: var(--surface); }
.danger-zone h2 { color: var(--alert); }
.prose h2 { margin-top: 1.6rem; }
.prose p { max-width: 38rem; }

@media (max-width: 820px) {
  .hero { grid-template-columns: 1fr; }
}
@media (prefers-reduced-motion: reduce) {
  * { scroll-behavior: auto !important; transition: none !important; animation: none !important; }
}