:root {
  --paper: #f3efe6;
  --paper-deep: #e6e0d2;
  --card: #faf7f1;
  --ink: #1c1915;
  --ink-soft: #5e584e;
  --line: rgba(28, 25, 21, 0.14);
  --cinnabar: #be3a2b;
  --cinnabar-deep: #8d2419;
  --pine: #234237;
  --shadow: 0 22px 50px rgba(70, 48, 24, 0.08);
  --serif: "Iowan Old Style", "Palatino Linotype", Palatino, "Songti SC", "STSongti-SC-Regular", "Songti SC", serif;
  --sans: "Avenir Next", "PingFang SC", "Hiragino Sans GB", "Noto Sans SC", sans-serif;
}

* { box-sizing: border-box; }

html { color-scheme: light; }

body {
  margin: 0;
  min-height: 100vh;
  color: var(--ink);
  font-family: var(--sans);
  font-size: 17px;
  line-height: 1.5;
  background:
    radial-gradient(900px 420px at 0% -10%, rgba(190, 58, 43, 0.07), transparent 55%),
    radial-gradient(800px 480px at 100% 0%, rgba(35, 66, 55, 0.08), transparent 50%),
    var(--paper);
}

h1, h2, .brand-seal, .seal, .group-index, .done-name, .count strong {
  font-family: var(--serif);
  font-weight: 600;
}

h1, h2, h3, p { margin: 0; }

button, input { font: inherit; color: inherit; }

button { cursor: pointer; }

:focus-visible {
  outline: 2px solid var(--cinnabar);
  outline-offset: 3px;
}

::selection { background: rgba(190, 58, 43, 0.18); }

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  border: 0;
}

.wrap {
  width: min(1120px, calc(100% - 36px));
  margin: 0 auto;
  padding: 28px 0 64px;
}

.top {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 18px;
  margin-bottom: 22px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 14px;
}

.brand h1 { font-size: 2.4rem; line-height: 1; }

.brand p, .quiet, .hint, .lede { color: var(--ink-soft); }

.brand-seal, .seal {
  display: grid;
  place-items: center;
  color: var(--cinnabar);
  border: 2px solid var(--cinnabar);
  box-shadow: inset 0 0 0 1px var(--cinnabar);
}

.brand-seal {
  width: 52px;
  height: 52px;
  border-radius: 6px;
  transform: rotate(-8deg);
  font-size: 1.7rem;
  background: rgba(190, 58, 43, 0.04);
}

.top-actions, .button-row, .group-controls, #twitter-slot {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
}

.twitter-link {
  color: var(--ink);
  text-decoration: none;
  border-bottom: 1px solid var(--cinnabar);
  padding-bottom: 1px;
}

.layout {
  display: grid;
  grid-template-columns: 320px minmax(0, 1fr);
  gap: 22px;
}

.panel {
  background: var(--card);
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
  padding: 22px;
}

.panel h2 { font-size: 1.7rem; margin-bottom: 6px; }

.qr-panel { text-align: left; }

.session {
  margin: 12px 0 8px;
  color: var(--ink-soft);
  font-variant-numeric: tabular-nums;
}

.qr-frame {
  display: grid;
  place-items: center;
  padding: 12px;
  margin: 8px 0 14px;
  background:
    linear-gradient(var(--ink), var(--ink)) left top / 16px 1px no-repeat,
    linear-gradient(var(--ink), var(--ink)) left top / 1px 16px no-repeat,
    linear-gradient(var(--ink), var(--ink)) right top / 16px 1px no-repeat,
    linear-gradient(var(--ink), var(--ink)) right top / 1px 16px no-repeat,
    linear-gradient(var(--ink), var(--ink)) left bottom / 16px 1px no-repeat,
    linear-gradient(var(--ink), var(--ink)) left bottom / 1px 16px no-repeat,
    linear-gradient(var(--ink), var(--ink)) right bottom / 16px 1px no-repeat,
    linear-gradient(var(--ink), var(--ink)) right bottom / 1px 16px no-repeat;
}

.qr-frame img {
  width: min(220px, 100%);
  height: auto;
  background: #faf7f1;
}

.field { display: block; margin-top: 14px; }

.field > span, .quiet { font-size: 0.92rem; }

.field input, .manual input, .size-form input, .handle-field input {
  width: 100%;
  margin-top: 4px;
  padding: 10px 2px;
  border: none;
  border-bottom: 1px solid var(--ink);
  border-radius: 0;
  background: transparent;
}

.field input:focus, .manual input:focus, .size-form input:focus, .handle-field input:focus {
  outline: none;
  border-bottom-color: var(--cinnabar);
}

.url-field input { font-variant-numeric: tabular-nums; font-size: 0.95rem; }

.hint { margin: 10px 0 14px; font-size: 0.92rem; }

.btn {
  appearance: none;
  border: 1px solid var(--ink);
  background: transparent;
  border-radius: 999px;
  padding: 8px 14px;
  line-height: 1.2;
}

.btn.primary { background: var(--ink); color: var(--paper); }

.btn.danger { color: var(--cinnabar-deep); border-color: rgba(190, 58, 43, 0.5); }

.btn.ghost { border-color: transparent; }

.btn.tiny { padding: 4px 10px; font-size: 0.85rem; }

.btn.block { width: 100%; padding: 12px 16px; }

.btn[aria-pressed="true"] {
  background: var(--pine);
  border-color: var(--pine);
  color: #f4f7f5;
}

.btn:disabled { opacity: 0.4; cursor: not-allowed; }

.ledger { position: relative; padding-left: 34px; }

.ledger::before {
  content: "";
  position: absolute;
  left: 16px;
  top: 0;
  bottom: 0;
  width: 1px;
  background: rgba(190, 58, 43, 0.55);
}

.ledger-head, .groups-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 12px;
  margin-bottom: 8px;
}

.count { text-align: right; color: var(--ink-soft); }

.count strong {
  display: block;
  color: var(--ink);
  font-size: 2.4rem;
  line-height: 0.9;
  font-variant-numeric: tabular-nums;
}

.roster { max-height: min(520px, 58vh); overflow: auto; margin: 8px 0 14px; }

.roster-empty { color: var(--ink-soft); padding: 18px 0; }

.roster-row, .member {
  display: flex;
  flex-wrap: wrap;
  gap: 6px 14px;
  align-items: baseline;
  padding: 11px 0;
  border-bottom: 1px solid var(--line);
}

.who { font-weight: 600; }

.sid, .when, .done-sid { color: var(--ink-soft); font-variant-numeric: tabular-nums; }

.roster-row .who { flex: 1 1 8rem; }

.roster-row .sid { flex: 1 1 6rem; }

.is-new { animation: arrive 1.4s ease; }

@keyframes arrive {
  from { background: rgba(190, 58, 43, 0.16); }
  to { background: transparent; }
}

.draw {
  margin: 8px 0 4px;
  padding: 12px 0 8px;
  border-bottom: 1px solid var(--line);
}

.draw-name {
  font-family: var(--serif);
  font-size: 2rem;
  line-height: 1.2;
}

.export-session select {
  font: inherit;
  color: inherit;
  background: transparent;
  border: none;
  border-bottom: 1px solid var(--ink);
  padding: 8px 2px;
  max-width: 18rem;
}

.manual {
  display: grid;
  grid-template-columns: 1fr 1fr auto;
  gap: 10px;
  align-items: end;
}

.manual input { margin-top: 0; }

.groups-panel { margin-top: 22px; }

.group-controls { margin: 16px 0; }

.size-form { display: flex; gap: 8px; align-items: end; }

.size-form input { width: 5.5rem; margin-top: 0; }

.groups {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 14px;
}

.groups.is-stale { opacity: 0.72; }

.group-card { border: 1px solid var(--line); background: #fffdf8; padding: 14px 14px 8px; min-height: 132px; }

.group-card header {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  border-bottom: 1px solid var(--line);
  margin-bottom: 4px;
  padding-bottom: 6px;
}

.group-index { font-size: 1.35rem; }

.member { border-bottom-color: transparent; padding: 6px 0; }

.groups-empty { color: var(--ink-soft); }

.message { margin: 8px 0; }

.is-warn { color: var(--cinnabar-deep); }

.is-error { color: var(--cinnabar-deep); }

.status {
  margin: 0 0 12px;
  color: var(--cinnabar-deep);
}

.colophon {
  margin-top: 18px;
  color: var(--ink-soft);
  font-size: 0.92rem;
}

dialog {
  width: min(440px, calc(100% - 28px));
  padding: 0;
  border: 1px solid var(--line);
  background: var(--card);
  color: var(--ink);
  box-shadow: var(--shadow);
}

dialog form { padding: 22px; }

dialog::backdrop { background: rgba(28, 25, 21, 0.38); }

dialog h2 { margin-bottom: 8px; }

.handle-field {
  display: flex;
  align-items: center;
  gap: 4px;
  border-bottom: 1px solid var(--ink);
}

.handle-field:focus-within { border-bottom-color: var(--cinnabar); }

.handle-field input { border: none; margin: 0; padding-left: 0; }

.page-checkin {
  display: grid;
  place-items: center;
  padding: 28px 16px;
}

.checkin-card {
  width: min(460px, 100%);
  background: var(--card);
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
  padding: 32px 28px 24px;
  position: relative;
}

.checkin-card::before {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  top: 0;
  height: 4px;
  background: var(--cinnabar);
}

.checkin-card h1 { font-size: 2.6rem; line-height: 1.1; margin: 4px 0 8px; }

.lede { margin-bottom: 8px; }

.page-checkin .field input { font-size: 1.25rem; padding: 12px 2px; }

.page-checkin .btn.block { margin-top: 18px; }

.done-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  margin: 12px 0 18px;
}

.kicker { color: var(--pine); letter-spacing: 0.08em; }

.kicker.is-already { color: var(--cinnabar-deep); }

.done-name { font-size: 2rem; line-height: 1.2; }

.seal {
  width: 92px;
  height: 92px;
  flex: none;
  border-width: 3px;
  border-radius: 8px;
  transform: rotate(-8deg);
  font-size: 1.55rem;
  letter-spacing: 0.12em;
}

.follow-link {
  display: block;
  margin-top: 16px;
  text-align: center;
  text-decoration: none;
}

#follow-block { margin-top: 18px; }

#follow-block h2 { font-size: 1.35rem; }

.checkin-foot a { color: var(--ink); }

body.qr-focus .ledger,
body.qr-focus .groups-panel,
body.qr-focus .colophon,
body.qr-focus .top-actions { display: none; }

body.qr-focus .layout { grid-template-columns: 1fr; }

body.qr-focus .qr-frame img { width: min(70vh, 78vw); }

@media (prefers-reduced-motion: no-preference) {
  .seal { animation: stamp 0.45s cubic-bezier(.2, 1.4, .4, 1) both; }
}

@keyframes stamp {
  from { transform: rotate(-18deg) scale(1.4); opacity: 0; }
  to { transform: rotate(-8deg) scale(1); opacity: 1; }
}

@media (max-width: 860px) {
  .layout, .manual { grid-template-columns: 1fr; }
  .top { align-items: flex-start; flex-direction: column; }
  .count { text-align: left; }
  .count strong { display: inline; font-size: 1.6rem; margin-right: 6px; }
}

@media print {
  .no-print { display: none !important; }
  body { background: white; }
  .panel, .group-card { box-shadow: none; }
  .roster { max-height: none; overflow: visible; }
}