/* DeskClock — one ink, one accent, big targets, readable in sunlight.
   Sizes are in rem so a guest who has set their phone to large text gets it. */
:root {
  --ink: #171b24;
  --ink-2: #3b4354;
  --paper: #f4f6f8;
  --card: #ffffff;
  --line: #dfe3ea;
  --muted: #5a6373;
  --accent: #c9372c;
  --accent-dark: #a72c22;
  --blue: #1f5fbf;
  --green: #157a52;
  --amber: #8a5b00;
  --amber-bg: #fdf0d5;
  --radius: 0.9rem;
  --shadow: 0 1px 2px rgba(23,27,36,.05), 0 8px 22px rgba(23,27,36,.06);
  color-scheme: light dark;
}

@media (prefers-color-scheme: dark) {
  :root {
    --ink: #eef1f6;
    --ink-2: #c3cad6;
    --paper: #12151b;
    --card: #1a1e26;
    --line: #2c323d;
    --muted: #98a1b0;
    --accent: #ef6a5c;
    --accent-dark: #d4574a;
    --blue: #6fa4f5;
    --green: #43b98a;
    --amber: #f0c065;
    --amber-bg: #33280f;
    --shadow: 0 1px 2px rgba(0,0,0,.3), 0 8px 22px rgba(0,0,0,.25);
  }
}

* { box-sizing: border-box; }

html { font-size: 100%; }

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font: 1rem/1.55 "Poppins", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  -webkit-text-size-adjust: 100%;
  padding-bottom: env(safe-area-inset-bottom);
}

.wrap { max-width: 34rem; margin: 0 auto; padding: 1.1rem 1rem 4rem; }
.wrap-wide { max-width: 68rem; }

h1, h2, h3 { margin: 0 0 .4rem; line-height: 1.25; font-weight: 600; }
h1 { font-size: 1.6rem; }
h2 { font-size: 1.15rem; }
h3 { font-size: 1rem; }
p { margin: 0 0 .7rem; }
a { color: var(--blue); }

:focus-visible { outline: 3px solid var(--blue); outline-offset: 2px; border-radius: 6px; }

.brandbar {
  display: flex; align-items: center; justify-content: space-between; gap: .8rem;
  padding: .8rem 1rem; background: #12151b; color: #fff;
  padding-top: calc(.8rem + env(safe-area-inset-top));
}
.brandbar .name { font-weight: 600; }
.brandbar .sub { font-size: .78rem; opacity: .75; }
.brandbar nav { display: flex; gap: .9rem; }
.brandbar a { color: #fff; opacity: .82; text-decoration: none; font-size: .85rem; }
.brandbar a:hover { opacity: 1; }

/* one strip that cannot lie about whether the server heard us */
.conn {
  display: flex; align-items: center; gap: .5rem; justify-content: center;
  font-size: .8rem; padding: .35rem .8rem; background: var(--card);
  border-bottom: 1px solid var(--line); color: var(--muted);
}
.conn .dot { width: .55rem; height: .55rem; border-radius: 50%; background: var(--green); flex: none; }
.conn.off { background: var(--amber-bg); color: var(--amber); }
.conn.off .dot { background: var(--amber); }
.conn.demo { background: var(--amber-bg); color: var(--amber); font-weight: 600; }

.card {
  background: var(--card); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 1.1rem; box-shadow: var(--shadow); margin-bottom: .9rem;
}
.card.tight { padding: .8rem .9rem; }

label { display: block; font-size: .8rem; font-weight: 600; margin: 0 0 .3rem; color: var(--ink-2); }
.hint { font-size: .82rem; color: var(--muted); margin: .25rem 0 0; }
.err { color: var(--accent); font-size: .85rem; margin: .4rem 0 0; min-height: 1rem; }

input[type=text], input[type=email], input[type=tel], input[type=number], input[type=url],
input[type=password], input[type=time], select, textarea {
  width: 100%; padding: .8rem .85rem; font: inherit; color: var(--ink);
  background: var(--card); border: 1px solid var(--line); border-radius: .6rem;
}
input:focus, select:focus, textarea:focus { border-color: var(--blue); }
.field { margin-bottom: .85rem; }
.row { display: flex; gap: .7rem; flex-wrap: wrap; }
.row > * { flex: 1 1 10rem; }
.row.tight > * { flex: 0 0 auto; }

.check { display: flex; gap: .6rem; align-items: flex-start; font-size: .9rem; font-weight: 400; color: var(--ink-2); }
.check input { width: 1.35rem; height: 1.35rem; margin-top: .15rem; flex: none; }

.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: .5rem;
  width: 100%; min-height: 3rem; padding: .85rem 1.1rem; font: inherit; font-weight: 600;
  border: 1px solid transparent; border-radius: .7rem; cursor: pointer;
  background: var(--accent); color: #fff; text-decoration: none;
}
.btn:hover { background: var(--accent-dark); }
.btn[disabled] { opacity: .55; cursor: not-allowed; }
.btn.ghost { background: var(--card); color: var(--ink); border-color: var(--line); }
.btn.ghost:hover { background: var(--paper); }
.btn.dark { background: #232936; }
.btn.green { background: var(--green); }
.btn.blue { background: var(--blue); }
.btn.sm { width: auto; min-height: 2.2rem; padding: .45rem .8rem; font-size: .85rem; border-radius: .5rem; }
.btn.wide { width: 100%; }

.stack > * + * { margin-top: .6rem; }
.center { text-align: center; }
.muted { color: var(--muted); }
.small { font-size: .85rem; }
.mono { font-family: ui-monospace, "SF Mono", Menlo, Consolas, monospace; }
.spacer { height: .6rem; }
.hidden { display: none !important; }

.timer { font-size: 3rem; font-weight: 600; letter-spacing: -.02em; font-variant-numeric: tabular-nums; }
.amount { font-size: 2.6rem; font-weight: 600; letter-spacing: -.02em; }
.ref { font-size: 1.6rem; font-weight: 600; letter-spacing: .12em; }

.kv { display: flex; justify-content: space-between; gap: .8rem; padding: .55rem 0; border-bottom: 1px dashed var(--line); font-size: .95rem; }
.kv:last-child { border-bottom: 0; }
.kv .k { color: var(--muted); }
.kv .v { font-weight: 600; text-align: right; white-space: nowrap; }
.kv.total { border-top: 2px solid var(--ink); border-bottom: 0; margin-top: .4rem; padding-top: .7rem; font-size: 1.05rem; }
.kv.total .k { color: var(--ink); }

.wifi { background: color-mix(in srgb, var(--blue) 8%, var(--card)); border-color: color-mix(in srgb, var(--blue) 25%, var(--line)); }
.wifi .cred { display: flex; align-items: center; justify-content: space-between; gap: .6rem; margin-top: .6rem; }
.wifi .val { font-size: 1.15rem; font-weight: 600; letter-spacing: .02em; word-break: break-all; }

.pill { display: inline-block; padding: .1rem .55rem; border-radius: 999px; font-size: .72rem; font-weight: 600; }
.pill.open { background: color-mix(in srgb, var(--green) 18%, transparent); color: var(--green); }
.pill.unpaid { background: var(--amber-bg); color: var(--amber); }
.pill.paid { background: color-mix(in srgb, var(--blue) 16%, transparent); color: var(--blue); }
.pill.warn { background: color-mix(in srgb, var(--accent) 15%, transparent); color: var(--accent); }

.stats { display: grid; grid-template-columns: repeat(auto-fit, minmax(8.5rem, 1fr)); gap: .7rem; }
.stat { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: .8rem .9rem; }
.stat .n { font-size: 1.5rem; font-weight: 600; letter-spacing: -.01em; }
.stat .l { font-size: .72rem; color: var(--muted); text-transform: uppercase; letter-spacing: .05em; }

table { width: 100%; border-collapse: collapse; font-size: .88rem; }
th, td { text-align: left; padding: .55rem .45rem; border-bottom: 1px solid var(--line); vertical-align: top; }
th { font-size: .72rem; text-transform: uppercase; letter-spacing: .05em; color: var(--muted); font-weight: 600; }
.table-scroll { overflow-x: auto; }

.tabs { display: flex; gap: .35rem; margin-bottom: .9rem; flex-wrap: wrap; }
.tab { padding: .5rem .9rem; border-radius: 999px; border: 1px solid var(--line); background: var(--card); cursor: pointer; font: inherit; font-size: .85rem; font-weight: 600; color: var(--ink-2); }
.tab.on { background: var(--ink); color: var(--paper); border-color: var(--ink); }

.note { padding: .7rem .85rem; border-radius: .6rem; font-size: .88rem; margin-bottom: .8rem; }
.note.info { background: color-mix(in srgb, var(--blue) 10%, var(--card)); color: var(--ink); border: 1px solid color-mix(in srgb, var(--blue) 25%, var(--line)); }
.note.good { background: color-mix(in srgb, var(--green) 12%, var(--card)); color: var(--ink); border: 1px solid color-mix(in srgb, var(--green) 30%, var(--line)); }
.note.bad { background: color-mix(in srgb, var(--accent) 10%, var(--card)); color: var(--ink); border: 1px solid color-mix(in srgb, var(--accent) 30%, var(--line)); }
.note.warn { background: var(--amber-bg); color: var(--ink); border: 1px solid color-mix(in srgb, var(--amber) 40%, var(--line)); }

/* guest rows on the desk board */
.deskrow { display: flex; justify-content: space-between; gap: .8rem; padding: .7rem 0; border-bottom: 1px solid var(--line); flex-wrap: wrap; }
.deskrow:last-child { border-bottom: 0; }
.deskrow .who { font-weight: 600; }
.deskrow .meta { font-size: .82rem; color: var(--muted); }
.deskrow .right { text-align: right; }
.deskrow .amt { font-size: 1.1rem; font-weight: 600; }
.deskrow .acts { display: flex; gap: .35rem; flex-wrap: wrap; justify-content: flex-end; margin-top: .4rem; }

.qrgrid { display: grid; grid-template-columns: repeat(auto-fit, minmax(13rem, 1fr)); gap: 1rem; }
.qrbox { border: 1px solid var(--line); border-radius: var(--radius); padding: 1rem; text-align: center; background: #fff; color: #171b24; }
.qrbox canvas, .qrbox img { width: 100%; max-width: 12rem; height: auto; }
.qrbox .cap { font-weight: 600; margin-bottom: .5rem; }
.qrbox .url { font-size: .68rem; word-break: break-all; color: #5a6373; margin-top: .5rem; }

.bars { display: flex; align-items: flex-end; gap: 3px; height: 6rem; }
.bars .bar { flex: 1; background: var(--blue); border-radius: 3px 3px 0 0; min-height: 2px; }
.bars .bar.dim { background: color-mix(in srgb, var(--blue) 35%, transparent); }

dialog {
  border: 1px solid var(--line); border-radius: var(--radius); padding: 1.1rem;
  background: var(--card); color: var(--ink); max-width: 26rem; width: calc(100% - 2rem);
  box-shadow: var(--shadow);
}
dialog::backdrop { background: rgba(0,0,0,.45); }

@media print {
  .brandbar, .conn, .no-print, .btn, .tabs { display: none !important; }
  body { background: #fff; }
  .card, .qrbox { box-shadow: none; border-color: #ccc; page-break-inside: avoid; }
}