/* Live demo pages: /start, /book (anonymous) and /demo-admin (staff). live-demo.md.
   Fleet-standard tokens, light and dark, like every canvas page. */
:root {
  --accent: #2458c6; --accent-soft: #e1e8f7; --link: #2458c6;
  --ink: #1b2027; --ink-soft: #56606e; --paper: #eaedf1; --surface: #f4f5f7; --field: #ffffff; --line: #dce1e7;
  --bad: #a13232; --ok: #1f6f54; --warn: #8a6d1a; --warn-soft: #fbf3d9; --amber: #f59f00; --navy: #14304a;
  --radius: 12px; --font-body: "Segoe UI", -apple-system, BlinkMacSystemFont, system-ui, Roboto, sans-serif;
}
:root[data-theme="dark"] {
  --accent: #3569d4; --accent-soft: #1f2a3d; --link: #7da7ea; --ink: #d4d9e0; --ink-soft: #8e98a5;
  --paper: #0f1216; --surface: #171b21; --field: #1c2128; --line: #2a313a; --bad: #e57d7d; --ok: #6fcf9f; --warn: #e3b341; --warn-soft: #2b2616;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --accent: #3569d4; --accent-soft: #1f2a3d; --link: #7da7ea; --ink: #d4d9e0; --ink-soft: #8e98a5;
    --paper: #0f1216; --surface: #171b21; --field: #1c2128; --line: #2a313a; --bad: #e57d7d; --ok: #6fcf9f; --warn: #e3b341; --warn-soft: #2b2616;
  }
}
* { box-sizing: border-box; }
[hidden] { display: none !important; }
body.demo-page { margin: 0; font-family: var(--font-body); background: var(--paper); color: var(--ink); font-size: 16px; line-height: 1.5; }
.demo-wrap { max-width: 720px; margin: 0 auto; padding: 20px 16px 48px; }
.demo-wrap.wide { max-width: 1080px; }
.demo-top { display: flex; align-items: center; gap: 10px; margin: 4px 0 22px; }
.demo-mark { width: 34px; height: 34px; border-radius: 9px; background: var(--navy); color: var(--amber); display: grid; place-items: center; font-weight: 800; font-size: 20px; letter-spacing: -2px; }
.demo-brand { font-weight: 700; font-size: 18px; }
.demo-chip { font-size: 11.5px; font-weight: 700; letter-spacing: .06em; text-transform: uppercase; background: var(--amber); color: #1b1f24; border-radius: 5px; padding: 2px 7px; }
.demo-top .themetoggle { margin-left: auto; }
.demo-wrap h1 { font-size: clamp(26px, 5vw, 34px); line-height: 1.15; margin: 0 0 10px; }
.demo-wrap h2 { font-size: 18px; margin: 0 0 12px; }
/* /demo-admin uses the shared admin header (header.hdr-std, shell.css) - its base layout: */
.demo-page header { display: flex; align-items: center; gap: 14px; padding: 14px 22px; background: var(--surface); border-bottom: 1px solid var(--line); position: sticky; top: 0; z-index: 10; }
.demo-page header .mark { width: 40px; height: 40px; border-radius: 10px; background: var(--accent); color: #fff; display: grid; place-items: center; font-weight: 700; flex: 0 0 auto; }
.demo-page header .titles h1 { font-size: 17px; font-weight: 650; margin: 0; }
.demo-page header .titles p { font-size: 12.5px; color: var(--ink-soft); margin: 0; }
.demo-page header .spacer { flex: 1; }
.lede { color: var(--ink-soft); margin: 0 0 20px; }
.demo-card { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 18px 20px; margin: 0 0 16px; }
.demo-card h2 + .hint, .hint { color: var(--ink-soft); font-size: 14px; margin: -4px 0 12px; }
label { display: block; font-weight: 600; font-size: 14px; margin: 0 0 6px; }
input, select { font: inherit; color: var(--ink); background: var(--field); border: 1px solid var(--line); border-radius: 10px; padding: 11px 12px; width: 100%; min-height: 46px; }
input:focus-visible, select:focus-visible, button:focus-visible, a:focus-visible { outline: 3px solid var(--accent); outline-offset: 2px; }
#code { font-family: ui-monospace, "Cascadia Mono", Menlo, monospace; font-size: 20px; letter-spacing: .08em; text-transform: uppercase; }
.demo-row { display: flex; gap: 10px; flex-wrap: wrap; align-items: stretch; margin-top: 10px; }
.demo-row input { flex: 1 1 220px; }
.btn { font: inherit; font-weight: 600; border-radius: 10px; min-height: 46px; padding: 0 18px; cursor: pointer; border: 1px solid var(--line); background: var(--surface); color: var(--ink); }
.btn.primary { background: var(--accent); color: #fff; border-color: transparent; }
.btn.small { min-height: 36px; padding: 0 12px; font-size: 14px; }
.btn.danger { color: var(--bad); }
.btn:disabled { opacity: .55; cursor: default; }
.demo-msg { margin: 10px 0 0; min-height: 1.5em; font-size: 15px; }
.demo-msg.bad { color: var(--bad); }
.demo-msg.ok { color: var(--ok); }
.demo-list { margin: 0; padding-left: 20px; }
.demo-list li { margin: 0 0 8px; }
.demo-fine { color: var(--ink-soft); font-size: 13.5px; }
a { color: var(--link); }
.demo-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 12px 16px; margin: 0 0 14px; }
.demo-check { display: flex; gap: 10px; align-items: flex-start; font-weight: 400; margin: 6px 0 4px; }
.demo-check input { width: 20px; height: 20px; min-height: 0; margin-top: 3px; flex: 0 0 auto; }
.demo-hp { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }
.demo-tz { font-weight: 400; font-size: 14px; color: var(--ink-soft); }
.demo-slots { display: grid; gap: 14px; margin: 0 0 20px; }
.demo-day h3 { font-size: 14px; margin: 0 0 6px; color: var(--ink-soft); font-weight: 600; }
.demo-day .opts { display: flex; flex-wrap: wrap; gap: 8px; }
.demo-slot { font: inherit; min-height: 44px; padding: 0 14px; border-radius: 10px; border: 1px solid var(--line); background: var(--field); color: var(--ink); cursor: pointer; }
.demo-slot[aria-checked="true"] { background: var(--accent); color: #fff; border-color: transparent; }
.demo-head { display: flex; gap: 12px; align-items: center; flex-wrap: wrap; margin-bottom: 8px; }
.demo-head h2 { margin: 0; }
.demo-actions { margin-left: auto; display: flex; gap: 8px; flex-wrap: wrap; }
.demo-table { width: 100%; border-collapse: collapse; font-size: 14.5px; }
.demo-table th, .demo-table td { text-align: left; padding: 9px 8px; border-bottom: 1px solid var(--line); vertical-align: top; }
.demo-table th { color: var(--ink-soft); font-weight: 600; font-size: 13px; }
.demo-table td .sub { display: block; color: var(--ink-soft); font-size: 13px; }
.demo-table .acts { display: flex; gap: 6px; flex-wrap: wrap; }
.demo-scroll { overflow-x: auto; }
.pill { display: inline-block; font-size: 12.5px; font-weight: 700; border-radius: 999px; padding: 2px 9px; background: var(--accent-soft); color: var(--ink); }
.pill.ready { background: #d6f0e3; color: #11543b; }
.pill.bad { background: #f7dede; color: #7a1f1f; }
.pill.busy { background: var(--warn-soft); color: var(--warn); }
:root[data-theme="dark"] .pill.ready { background: #173a2c; color: #8fe0b8; }
:root[data-theme="dark"] .pill.bad { background: #3a1c1c; color: #f0a3a3; }
.demo-kv { display: grid; grid-template-columns: max-content 1fr; gap: 6px 16px; font-size: 14.5px; }
.demo-kv dt { color: var(--ink-soft); }
.demo-kv dd { margin: 0; overflow-wrap: anywhere; }
.demo-kv code { font-family: ui-monospace, "Cascadia Mono", Menlo, monospace; font-size: 17px; letter-spacing: .04em; }
#signinCard .btn.primary { margin-top: 12px; }
.demo-log { white-space: pre-wrap; font-family: ui-monospace, Menlo, monospace; font-size: 12.5px; background: var(--paper); border: 1px solid var(--line); border-radius: 8px; padding: 10px; max-height: 180px; overflow: auto; margin-top: 10px; }
.demo-toast { position: fixed; left: 50%; bottom: 20px; transform: translateX(-50%); background: var(--navy); color: #fff; border-radius: 12px; padding: 12px 16px; max-width: min(560px, calc(100% - 32px)); box-shadow: 0 10px 30px rgba(0,0,0,.3); z-index: 50; }
.demo-toast code { font-size: 18px; letter-spacing: .08em; background: rgba(255,255,255,.12); padding: 2px 6px; border-radius: 6px; }
.demo-page.admin .demo-wrap { padding-top: 16px; }