/* Shared design tokens and primitives.
   The palette block is lifted verbatim from public/index.html so the app, the
   admin console and the sign-in page cannot drift apart. */
  :root {
    --bg: #171d2b;
    --bg-2: #1c2333;
    --surface: #232c40;
    --surface-2: #2b3550;
    --line: rgba(190,210,255,.14);
    --line-strong: rgba(190,210,255,.27);
    --text: #eef2f9;
    --muted: #a5b0c6;
    --faint: #7a8599;
    --accent: #5b9bf5;
    --accent-2: #3d81e6;
    --accent-ink: #0b1220;
    --accent-soft: rgba(91,155,245,.16);
    --accent-line: rgba(91,155,245,.5);
    --user-a: #3a72cc;
    --user-b: #2a5cb4;
    --danger: #ef6a5e;
    --ok: #4fb37e;
    --warn: #e0a63a;
    --av-l: 70%;
    --av-s: 30%;
    /* One hairline of light along the top edge of a raised surface. It is what
       makes a card read as sitting ON the background rather than cut out of it. */
    --hl: rgba(214,230,255,.07);
    --shadow-sm: 0 1px 2px rgba(3,7,18,.45), 0 1px 1px rgba(3,7,18,.28);
    --shadow-md: 0 6px 18px -8px rgba(3,7,18,.7), 0 2px 6px -3px rgba(3,7,18,.5);
    --shadow-lg: 0 28px 64px -22px rgba(3,7,18,.82), 0 8px 22px -12px rgba(3,7,18,.6);
    --r-sm: 6px; --r-md: 9px; --r-lg: 12px; --r-xl: 16px; --r-pill: 999px;
  }
  @media (prefers-color-scheme: light) {
    :root {
      --bg: #e9edf5;
      --bg-2: #f2f5fa;
      --surface: #ffffff;
      --surface-2: #eff3fa;
      --line: rgba(23,35,60,.14);
      --line-strong: rgba(23,35,60,.28);
      --text: #131a28;
      --muted: #4c576b;
      --faint: #77808f;
      --accent: #1d5bc4;
      --accent-2: #16469a;
      --accent-ink: #ffffff;
      --accent-soft: rgba(29,91,196,.1);
      --accent-line: rgba(29,91,196,.4);
      --user-a: #2560c9;
      --user-b: #1a4599;
      --danger: #b8342a;
      --ok: #21694a;
      --warn: #8a5a06;
      --av-l: 34%;
      --av-s: 30%;
      --hl: rgba(255,255,255,.9);
      --shadow-sm: 0 1px 2px rgba(18,26,44,.07), 0 1px 1px rgba(18,26,44,.04);
      --shadow-md: 0 6px 18px -8px rgba(18,26,44,.16), 0 2px 6px -3px rgba(18,26,44,.09);
      --shadow-lg: 0 28px 64px -22px rgba(18,26,44,.26), 0 8px 22px -12px rgba(18,26,44,.14);
    }
  }

  * { box-sizing: border-box; }
  html, body { height: 100%; }
  body {
    margin: 0; color: var(--text); background: var(--bg);
    background-image: radial-gradient(1100px 480px at 50% -240px,
      color-mix(in srgb, var(--accent) 8%, transparent), transparent 72%);
    background-attachment: fixed;
    font: 15px/1.62 ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    -webkit-font-smoothing: antialiased; letter-spacing: -.006em;
  }
  table, .n, .num { font-variant-numeric: tabular-nums; }
  ::selection { background: var(--accent-soft); }
  ::-webkit-scrollbar { width: 11px; height: 11px; }
  ::-webkit-scrollbar-thumb {
    background: var(--line-strong); border-radius: 3px;
    border: 3px solid transparent; background-clip: content-box;
  }
  ::-webkit-scrollbar-track { background: transparent; }

  a { color: var(--accent); text-decoration: none; }
  a:hover { text-decoration: underline; }

  /* ---------- type ---------- */
  h1 { font-size: 19px; font-weight: 640; letter-spacing: -.022em; margin: 0; }
  h2 { font-size: 15px; font-weight: 630; letter-spacing: -.016em; margin: 0; }
  .eyebrow {
    font-size: 10.5px; font-weight: 700; text-transform: uppercase; letter-spacing: .1em;
    color: var(--faint); margin: 0 0 12px;
  }
  .muted { color: var(--muted); }
  .faint { color: var(--faint); }
  .mono { font: 12px ui-monospace, SFMono-Regular, Menlo, monospace; }

  /* ---------- surfaces ---------- */
  .panel {
    background: var(--surface); border: 1px solid var(--line); border-radius: var(--r-md);
    box-shadow: var(--shadow-sm), inset 0 1px 0 var(--hl);
  }
  .panel-head {
    display: flex; align-items: center; gap: 10px;
    padding: 14px 16px; border-bottom: 1px solid var(--line);
  }
  .panel-head .grow { flex: 1; }
  .panel-body { padding: 16px; }

  /* ---------- controls ---------- */
  label.field { display: block; margin-bottom: 14px; }
  label.field > span {
    display: block; font-size: 11px; font-weight: 640; text-transform: uppercase;
    letter-spacing: .08em; color: var(--faint); margin-bottom: 6px;
  }
  input[type=text], input[type=email], input[type=password], select, textarea {
    width: 100%; font: inherit; font-size: 14px; color: var(--text);
    background: var(--surface-2); border: 1px solid var(--line-strong);
    border-radius: var(--r-sm); padding: 9px 12px;
    box-shadow: inset 0 1px 0 var(--hl);
    transition: border-color .15s, box-shadow .15s;
  }
  input:focus, select:focus, textarea:focus {
    outline: none; border-color: var(--accent);
    box-shadow: inset 0 1px 0 var(--hl), 0 0 0 3px var(--accent-soft);
  }
  input::placeholder { color: var(--faint); }
  select { appearance: none; -webkit-appearance: none; cursor: pointer; }

  button {
    font: inherit; font-size: 13px; cursor: pointer; border-radius: var(--r-sm);
    padding: 8px 14px; border: 1px solid var(--line);
    background: var(--surface); color: var(--text);
    box-shadow: var(--shadow-sm), inset 0 1px 0 var(--hl);
    transition: border-color .15s, background .15s, transform .12s, filter .15s;
  }
  button:hover:not(:disabled) { border-color: var(--line-strong); background: var(--surface-2); }
  button:active:not(:disabled) { transform: translateY(1px); }
  button:disabled { opacity: .45; cursor: default; }
  button.primary {
    border: 0; color: var(--accent-ink); font-weight: 580;
    background: linear-gradient(160deg, color-mix(in srgb, var(--accent) 90%, #fff), var(--accent-2));
    box-shadow: 0 3px 10px -4px color-mix(in srgb, var(--accent) 75%, transparent),
                inset 0 1px 0 rgba(255,255,255,.3);
  }
  button.primary:hover:not(:disabled) { filter: brightness(1.07); background: linear-gradient(160deg, color-mix(in srgb, var(--accent) 90%, #fff), var(--accent-2)); }
  button.danger { color: var(--danger); border-color: color-mix(in srgb, var(--danger) 35%, transparent); }
  button.danger:hover:not(:disabled) { background: color-mix(in srgb, var(--danger) 10%, transparent); }
  button.small { font-size: 12px; padding: 5px 10px; }

  /* ---------- tables ---------- */
  table { width: 100%; border-collapse: collapse; font-size: 13px; }
  thead th {
    text-align: left; font-size: 10.5px; font-weight: 700; text-transform: uppercase;
    letter-spacing: .075em; color: var(--faint); background: var(--surface-2);
    padding: 10px 14px; border-bottom: 1px solid var(--line-strong); white-space: nowrap;
  }
  tbody td { padding: 11px 14px; border-bottom: 1px solid var(--line); vertical-align: middle; }
  tbody tr:last-child td { border-bottom: 0; }
  tbody td { transition: background .12s; }
  tbody tr:hover td { background: var(--accent-soft); }

  /* ---------- tags ---------- */
  .tag {
    display: inline-flex; align-items: center; gap: 5px; border-radius: var(--r-pill);
    padding: 2px 9px; font-size: 11px; font-weight: 600;
    background: var(--surface-2); border: 1px solid var(--line); color: var(--muted);
  }
  .tag.ok    { color: var(--ok);     border-color: color-mix(in srgb, var(--ok) 38%, transparent);     background: color-mix(in srgb, var(--ok) 12%, transparent); }
  .tag.bad   { color: var(--danger); border-color: color-mix(in srgb, var(--danger) 38%, transparent); background: color-mix(in srgb, var(--danger) 12%, transparent); }
  .tag.warn  { color: var(--warn);   border-color: color-mix(in srgb, var(--warn) 38%, transparent);   background: color-mix(in srgb, var(--warn) 12%, transparent); }
  .tag.accent{ color: var(--accent); border-color: var(--accent-line); background: var(--accent-soft); }
  .dot { width: 6px; height: 6px; border-radius: 50%; background: currentColor; flex-shrink: 0; }

  .note {
    font-size: 13px; line-height: 1.55; border-radius: var(--r-sm); padding: 10px 13px;
    border: 1px solid var(--line); background: var(--surface-2);
  }
  .note.bad {
    color: var(--danger); border-color: color-mix(in srgb, var(--danger) 35%, transparent);
    background: color-mix(in srgb, var(--danger) 9%, transparent);
  }
  .note.ok {
    color: var(--ok); border-color: color-mix(in srgb, var(--ok) 35%, transparent);
    background: color-mix(in srgb, var(--ok) 9%, transparent);
  }

  @media (prefers-reduced-motion: reduce) {
    * { animation-duration: .01ms !important; transition-duration: .01ms !important; }
  }