/* Shared tokens and controls for the admin and login pages. */
:root {
  --bg: #F3F5F8; --surface: #FFFFFF; --surface-2: #EDF0F5; --ink: #141C28; --muted: #5A6577; --line: #DCE1E9;
  --accent: #2348C4; --accent-soft: #E3E9FB; --on-accent: #FFFFFF;
  --ok: #167A50; --ok-bg: #E1F3EA; --warn: #9E5F0B; --warn-bg: #FBEFD9; --late: #C42B22; --late-bg: #FBE4E2;
  --info: #3F5BA9; --info-bg: #E6EBF7; --idle: #626B7B; --idle-bg: #EAEDF2;
  --shadow: 0 1px 2px rgba(20,28,40,.06), 0 10px 30px rgba(20,28,40,.07);
  --scrim: rgba(14,19,27,.38);
  --f-sans: "IBM Plex Sans", "PingFang SC", "Noto Sans SC", "Hiragino Sans GB", "Microsoft YaHei", system-ui, sans-serif;
  --f-mono: "IBM Plex Mono", ui-monospace, "SF Mono", Menlo, Consolas, monospace;
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0E131B; --surface: #161C26; --surface-2: #1C2430; --ink: #E5EAF1; --muted: #97A3B6; --line: #283243;
    --accent: #7D97FF; --accent-soft: #1F2A4A; --on-accent: #0E131B;
    --ok: #45C98F; --ok-bg: #133024; --warn: #E8AA4A; --warn-bg: #33270F; --late: #FF7A70; --late-bg: #3A1A18;
    --info: #93A9F0; --info-bg: #1C2540; --idle: #98A1B0; --idle-bg: #222A36;
    --shadow: 0 1px 2px rgba(0,0,0,.3), 0 10px 30px rgba(0,0,0,.28); --scrim: rgba(0,0,0,.55);
    color-scheme: dark;
  }
}

* { box-sizing: border-box; }
html, body { margin: 0; }
body { background: var(--bg); color: var(--ink); font: 14px/1.6 var(--f-sans); -webkit-font-smoothing: antialiased; }
h1, h2, h3, h4, h5 { margin: 0; line-height: 1.3; text-wrap: balance; }
p { margin: 0; }
a { color: var(--accent); }
button, input, select, textarea { font: inherit; color: inherit; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
[hidden] { display: none !important; }
.mono { font-family: var(--f-mono); font-variant-numeric: tabular-nums; }
.muted { color: var(--muted); }
.ink-late { color: var(--late) !important; }

.btn { border: 1px solid var(--line); background: var(--surface); border-radius: 7px; padding: 6px 12px; font-size: 13px; cursor: pointer; white-space: nowrap; }
.btn:hover { border-color: var(--accent); color: var(--accent); }
.btn:disabled { opacity: .55; cursor: default; }
.btn.primary { background: var(--accent); border-color: var(--accent); color: var(--on-accent); }
.btn.primary:hover { filter: brightness(1.08); color: var(--on-accent); }
.btn.sm { padding: 3px 10px; font-size: 12px; }
.btn.danger:hover { border-color: var(--late); color: var(--late); }
.btn.link { border: 0; background: none; padding: 0; color: var(--accent); }
select.btn { appearance: auto; }

.field { display: grid; gap: 5px; font-size: 12.5px; color: var(--muted); align-content: start; min-width: 0; }
.field label { font-weight: 500; color: var(--ink); font-size: 13px; }
.field label em { color: var(--late); font-style: normal; margin-left: 2px; }
.field input, .field select, .field textarea { border: 1px solid var(--line); background: var(--surface); border-radius: 7px; padding: 7px 10px; font-size: 14px; width: 100%; min-width: 0; }
.field input:focus, .field select:focus { border-color: var(--accent); outline: none; box-shadow: 0 0 0 3px var(--accent-soft); }
.field input.bad { border-color: var(--late); }
.field .inrow { display: flex; gap: 6px; }
.f-err { color: var(--late); font-size: 12.5px; min-height: 1em; }
.f-acts { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; }
.f-acts .hint { font-size: 12px; color: var(--muted); margin-left: auto; }

.pill { font-size: 11.5px; font-weight: 600; padding: 2px 8px; border-radius: 99px; white-space: nowrap; }
.pill.s-on { color: var(--ok); background: var(--ok-bg); }
.pill.s-break { color: var(--warn); background: var(--warn-bg); }
.pill.s-absent { color: var(--late); background: var(--late-bg); }
.pill.s-off, .pill.s-inactive { color: var(--idle); background: var(--idle-bg); }
.pill.s-info { color: var(--info); background: var(--info-bg); }
.tag { font-size: 11px; font-weight: 600; padding: 1px 7px; border-radius: 4px; white-space: nowrap; }
.tag.warn { color: var(--warn); background: var(--warn-bg); }
.tag.info { color: var(--info); background: var(--info-bg); }
.tag.late { color: var(--late); background: var(--late-bg); }
.tag.idle { color: var(--idle); background: var(--idle-bg); }

.panel { border: 1px solid var(--line); border-radius: 10px; background: var(--surface); min-width: 0; }
.panel-h { display: flex; align-items: center; justify-content: space-between; gap: 10px; padding: 12px 16px; border-bottom: 1px solid var(--line); flex-wrap: wrap; }
.panel-h h4 { font-size: 14px; font-weight: 600; }
.panel-h .sub { font-size: 12px; color: var(--muted); }
.empty { padding: 28px; text-align: center; color: var(--muted); font-size: 13px; grid-column: 1 / -1; list-style: none; }

.callout { border: 1px solid var(--accent); background: var(--accent-soft); border-radius: 10px; padding: 14px 16px; display: grid; gap: 6px; }
.callout .big { font: 600 22px var(--f-mono); letter-spacing: .08em; color: var(--ink); user-select: all; }

.toast { position: fixed; left: 50%; bottom: calc(24px + env(safe-area-inset-bottom, 0px)); transform: translateX(-50%); background: var(--ink); color: var(--bg); padding: 10px 16px; border-radius: 8px; font-size: 13.5px; z-index: 60; box-shadow: var(--shadow); max-width: calc(100% - 32px); }
.toast.err { background: var(--late); color: var(--on-accent); }

.scrim { position: fixed; inset: 0; background: var(--scrim); z-index: 40; }
.modal { position: fixed; left: 50%; top: 50%; transform: translate(-50%, -50%); width: min(440px, calc(100% - 32px)); background: var(--surface); border-radius: 12px; box-shadow: var(--shadow); z-index: 41; padding: 22px; display: grid; gap: 14px; }
.modal h3 { font-size: 18px; }

@media (prefers-reduced-motion: reduce) { * { animation: none !important; transition: none !important; } }