/* Public site: no JavaScript, system fonts, light and dark themes. */
:root {
  --bg: #f5f6f8; --card: #ffffff; --text: #1d1f24; --muted: #646a76; --border: #dde0e6;
  --accent: #2f6fdf; --accent-text: #ffffff; --soft: #eef3fd; --good: #2e8540; --bad: #c4343a;
  --radius: 10px;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #111217; --card: #1a1c23; --text: #e6e8ef; --muted: #9a9eab; --border: #2c2f38;
    --accent: #4a8cf0; --accent-text: #ffffff; --soft: #1d2638; --good: #5cb85c; --bad: #ef6b70;
  }
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0; background: var(--bg); color: var(--text);
  font: 16px/1.6 system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}
a { color: var(--accent); }
.wrap { width: min(760px, 100% - 32px); margin: 0 auto; }
.top { border-bottom: 1px solid var(--border); background: var(--card); }
.top .wrap { padding: 14px 0; }
.brand { font-weight: 700; color: var(--text); text-decoration: none; letter-spacing: 0.01em; }
main.wrap { padding: 28px 0 40px; }
.foot { color: var(--muted); font-size: 13px; padding: 0 0 30px; }
.card { background: var(--card); border: 1px solid var(--border); border-radius: var(--radius); padding: 28px 30px; }
.card.center { text-align: center; }
@media (max-width: 560px) { .card { padding: 20px 18px; } }
h1 { font-size: 1.75rem; line-height: 1.25; margin: 0 0 8px; }
h2 { font-size: 1.25rem; margin: 1.6em 0 0.4em; }
h3 { font-size: 1.05rem; margin: 1.2em 0 0.4em; }
.eyebrow { text-transform: uppercase; letter-spacing: 0.08em; font-size: 12px; font-weight: 700; color: var(--accent); margin: 0 0 6px; }
.muted { color: var(--muted); }
.small { font-size: 14px; }
.text p, .prose p { margin: 0.6em 0; }
.logo { display: block; max-width: 160px; max-height: 90px; margin: 0 0 18px; border-radius: 6px; }
.card.center .logo { margin: 0 auto 18px; }
.facts { display: grid; grid-template-columns: max-content 1fr; gap: 6px 18px; margin: 18px 0; }
.facts dt { color: var(--muted); }
.facts dd { margin: 0; overflow-wrap: anywhere; }
.good { color: var(--good); font-weight: 600; }
.bad { color: var(--bad); font-weight: 600; }
.box { padding: 12px 14px; border-radius: 8px; background: var(--soft); }
.error { color: var(--bad); margin: 6px 0 0; font-size: 14px; }
.error.box { background: color-mix(in srgb, var(--bad) 12%, transparent); color: var(--bad); }
.button {
  display: inline-block; padding: 10px 18px; border-radius: 8px; border: 1px solid var(--border);
  background: var(--card); color: var(--text); font: inherit; font-weight: 600; text-decoration: none; cursor: pointer;
}
.button:hover { border-color: var(--accent); }
.button.primary { background: var(--accent); border-color: var(--accent); color: var(--accent-text); }
.button.danger { color: var(--bad); }
.button.small { padding: 5px 12px; font-size: 14px; }
.button[disabled] { opacity: 0.5; cursor: not-allowed; }
.actions { display: flex; flex-wrap: wrap; gap: 10px; }
.cancel-form { margin-top: 18px; }
/* Forms */
.public-form { margin-top: 22px; }
.field { margin: 0 0 18px; }
.field > label, legend { display: block; font-weight: 600; margin-bottom: 6px; }
fieldset { border: 0; padding: 0; margin: 0; }
input:not([type=radio]):not([type=checkbox]), select, textarea {
  width: 100%; padding: 10px 12px; border: 1px solid var(--border); border-radius: 8px;
  background: var(--bg); color: var(--text); font: inherit;
}
input[type=file] { padding: 8px; }
textarea { min-height: 120px; resize: vertical; }
input:focus, select:focus, textarea:focus { outline: 2px solid var(--accent); outline-offset: 1px; }
.has-error input, .has-error textarea, .has-error select { border-color: var(--bad); }
.help { color: var(--muted); font-size: 14px; margin: 6px 0 0; }
.req { color: var(--bad); font-weight: 700; }
.choices { display: flex; flex-direction: column; gap: 6px; }
.choice, .check { display: flex; align-items: flex-start; gap: 10px; font-weight: 400; cursor: pointer; }
.choice input, .check input { margin-top: 5px; }
.form-heading { margin: 26px 0 14px; padding-top: 6px; border-top: 1px solid var(--border); }
.form-heading h2 { margin-top: 10px; }
.hp { position: absolute; left: -10000px; width: 1px; height: 1px; overflow: hidden; }
/* Slots */
.week-nav { display: grid; grid-template-columns: 1fr auto 1fr; align-items: center; gap: 10px; margin: 6px 0 14px; }
.week-nav a:last-child { justify-self: end; }
.slot-day h3 { margin: 16px 0 8px; font-size: 15px; }
.slot-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(84px, 1fr)); gap: 8px; }
.slot { position: relative; cursor: pointer; }
.slot input { position: absolute; opacity: 0; }
.slot span { display: block; text-align: center; padding: 8px 0; border: 1px solid var(--border); border-radius: 8px; font-weight: 600; font-variant-numeric: tabular-nums; }
.slot input:checked + span { background: var(--accent); border-color: var(--accent); color: var(--accent-text); }
.slot input:focus-visible + span { outline: 2px solid var(--accent); outline-offset: 2px; }
.slots { margin-bottom: 22px; }
/* Notes */
.prose { overflow-wrap: anywhere; }
.prose img { max-width: 100%; height: auto; border-radius: 6px; }
.prose pre { background: var(--bg); border: 1px solid var(--border); border-radius: 8px; padding: 12px 14px; overflow-x: auto; font-size: 14px; }
.prose code { font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; font-size: 0.92em; }
.prose blockquote { margin: 1em 0; padding: 4px 16px; border-left: 3px solid var(--border); color: var(--muted); }
.prose table { border-collapse: collapse; width: 100%; margin: 1em 0; font-size: 15px; display: block; overflow-x: auto; }
.prose th, .prose td { border: 1px solid var(--border); padding: 6px 10px; text-align: left; }
.prose .ta-center { text-align: center; } .prose .ta-right { text-align: right; }
.prose .ilink-broken { color: var(--muted); }
.prose li.task-item { list-style: none; margin-left: -1.3em; }
.prose hr { border: 0; border-top: 1px solid var(--border); margin: 2em 0; }