/* CourtOps: phone first, system fonts only, nothing is loaded from other sites. */

:root {
  --bg: #f4f6f8;
  --surface: #ffffff;
  --text: #1a1d21;
  --muted: #5b6470;
  --border: #d9dee4;
  --accent: #1f6feb;
  --accent-text: #ffffff;
  --disabled-bg: #e3e7ec;
  --disabled-text: #6b7480;
  --ok: #1a7f37;
  --warn: #9a6700;
  --warn-bg: #fff4d6;
  --danger: #b42318;
  --danger-bg: #fdecea;
  --danger-border: #e5534b;
  --info-bg: #e8f1ff;
  --radius: 12px;
  color-scheme: light dark;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0f1216;
    --surface: #181c22;
    --text: #e8eaed;
    --muted: #9aa4b0;
    --border: #2d343d;
    --accent: #5b9dff;
    --accent-text: #0b1220;
    --disabled-bg: #262c34;
    --disabled-text: #8a94a0;
    --ok: #4cc26b;
    --warn: #f0b429;
    --warn-bg: #3a2f10;
    --danger: #ff8a80;
    --danger-bg: #3a1614;
    --danger-border: #f0645a;
    --info-bg: #13243f;
  }
}

* { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: "PingFang SC", "Microsoft YaHei", "Hiragino Sans GB", sans-serif;
  font-size: 16px;
  line-height: 1.5;
  /* side gutter of at least 16px, plus the phone's notch / home-bar areas */
  padding: 0 max(16px, env(safe-area-inset-right)) 0 max(16px, env(safe-area-inset-left));
}

main, .top, footer {
  max-width: 640px;
  margin: 0 auto;
}

a { color: var(--accent); }

h1 { font-size: 1.5rem; margin: 0 0 12px; }
h2 { font-size: 1.15rem; margin: 20px 0 10px; }
h3 { font-size: 1rem; margin: 0; }

.muted { color: var(--muted); }
.small { font-size: 0.875rem; }
.strong { font-weight: 600; margin: 12px 0 4px; }
.sr { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }

/* ---- top bar ---- */
.top {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 8px 16px;
  padding-block: max(12px, env(safe-area-inset-top)) 12px;
}
.brand { font-weight: 700; font-size: 1.15rem; text-decoration: none; color: var(--text); }
.who { display: flex; flex-wrap: wrap; align-items: center; gap: 4px 14px; font-size: 0.9rem; }
.who form { margin: 0; }
button.link {
  background: none; border: 0; padding: 8px 0; min-height: 44px;
  color: var(--accent); font: inherit; text-decoration: underline; cursor: pointer;
}

/* ---- cards and forms ---- */
.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px;
  margin: 12px 0;
}
.card h2 { margin-top: 0; }
.narrow { max-width: 420px; margin-inline: auto; }

label { display: block; margin: 14px 0 4px; font-weight: 600; }
input[type="text"], input[type="password"] {
  width: 100%;
  min-height: 48px;
  padding: 10px 12px;
  font: inherit;
  color: var(--text);
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 10px;
}
input[inputmode="numeric"] { letter-spacing: 0.3em; font-size: 1.25rem; }
input:focus-visible, button:focus-visible, a:focus-visible {
  outline: 3px solid var(--accent);
  outline-offset: 2px;
}

button {
  font: inherit;
  min-height: 48px;
  padding: 10px 18px;
  border-radius: 10px;
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--text);
  cursor: pointer;
}
button.primary {
  width: 100%;
  margin-top: 16px;
  background: var(--accent);
  border-color: var(--accent);
  color: var(--accent-text);
  font-weight: 600;
}
button:disabled, button.primary:disabled {
  background: var(--disabled-bg);
  border-color: var(--disabled-bg);
  color: var(--disabled-text);
  cursor: not-allowed;
}
.back { margin: 16px 0 0; }

/* ---- messages ---- */
.alert { padding: 10px 12px; border-radius: 10px; margin: 12px 0; border: 1px solid transparent; }
.alert.info { background: var(--info-bg); border-color: var(--accent); }
.alert.warn { background: var(--warn-bg); border-color: var(--warn); }
.alert.error { background: var(--danger-bg); border-color: var(--danger-border); color: var(--danger); font-weight: 600; }

/* paused accounts: impossible to miss */
.alert-box.danger {
  background: var(--danger-bg);
  border: 2px solid var(--danger-border);
  border-radius: var(--radius);
  padding: 14px 16px;
  margin: 12px 0;
}
.alert-box.danger h2 { margin: 0 0 6px; color: var(--danger); }
.paused-card {
  background: var(--surface);
  border: 1px solid var(--danger-border);
  border-radius: 10px;
  padding: 12px;
  margin-top: 12px;
}
.paused-card dl { display: grid; grid-template-columns: max-content 1fr; gap: 4px 12px; margin: 8px 0 0; }
.paused-card dt { color: var(--muted); }
.paused-card dd { margin: 0; overflow-wrap: anywhere; }
.paused-card ol { margin: 0; padding-left: 1.4em; }
.paused-card li { margin: 4px 0; overflow-wrap: anywhere; }
.cmd {
  display: block;
  margin-top: 6px;
  padding: 8px 10px;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 8px;
  font-family: ui-monospace, "SF Mono", Menlo, Consolas, monospace;
  font-size: 0.9rem;
  overflow-wrap: anywhere;
  user-select: all;
}

/* ---- summary ---- */
.stats { display: flex; flex-wrap: wrap; gap: 8px 32px; }
.stat { display: flex; flex-direction: column; }
.stat .label { color: var(--muted); font-size: 0.875rem; }
.stat .value { font-size: 1.75rem; font-weight: 700; line-height: 1.2; }
.summary p { margin: 6px 0 0; }

/* ---- account list ---- */
.accounts { list-style: none; margin: 0; padding: 0; }
.acc {
  display: grid;
  grid-template-columns: 12px 1fr;
  gap: 0 10px;
  align-items: baseline;
  padding: 8px 0;
  border-top: 1px solid var(--border);
}
.acc:first-child { border-top: 0; }
.acc .name { font-weight: 600; }
.acc .text { grid-column: 2; color: var(--muted); font-size: 0.9rem; }
.dot { width: 10px; height: 10px; border-radius: 50%; background: var(--muted); }
.acc.ok .dot { background: var(--ok); }
.acc.failed .dot { background: var(--warn); }
.acc.paused .dot { background: var(--danger-border); }
.acc.paused .text { color: var(--danger); font-weight: 600; }

/* ---- court list ---- */
.ask { display: flex; gap: 8px; }
.ask input { flex: 1; min-width: 0; }

.day { margin: 16px 0; }
.day h3 {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 2px 12px;
  padding: 0 4px 6px;
}
.subtotal { color: var(--muted); font-weight: 400; font-size: 0.9rem; }
.bookings { list-style: none; margin: 0; padding: 0; }
.booking {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 4px 12px;
  align-items: start;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 12px;
  margin-bottom: 8px;
}
.booking .time { font-weight: 700; font-variant-numeric: tabular-nums; }
.booking .court { font-weight: 600; overflow-wrap: anywhere; }
.booking .info { min-width: 0; overflow-wrap: anywhere; }
.booking .price { text-align: right; font-weight: 600; }
.booking.stale { border-style: dashed; border-color: var(--warn); }
.badge {
  display: block;
  margin-top: 4px;
  padding: 0 8px;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--warn);
  background: var(--warn-bg);
  border-radius: 999px;
}
.total {
  margin: 16px 0 0;
  padding: 14px 16px;
  font-size: 1.15rem;
  text-align: right;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
}

footer {
  padding: 24px 0 max(24px, env(safe-area-inset-bottom));
  color: var(--muted);
  font-size: 0.8rem;
  text-align: center;
}

@media (max-width: 380px) {
  .booking { grid-template-columns: 1fr auto; }
  .booking .time { grid-column: 1 / -1; }
}