:root {
  --bg: #f4f5f7;
  --surface: #ffffff;
  --surface-2: #f0f2f5;
  --border: #e4e7eb;
  --text: #1d2127;
  --muted: #7a828c;
  --accent: #2f6fed;
  --accent-text: #ffffff;
  --good: #1a8f4c;
  --warn: #b57d00;
  --bad: #d23f3f;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0f1216;
    --surface: #171b21;
    --surface-2: #1f242c;
    --border: #262c35;
    --text: #e6e9ee;
    --muted: #7d858f;
    --accent: #4c86f5;
    --good: #3ccf7d;
    --warn: #e7b23f;
    --bad: #f06a6a;
  }
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 15px/1.4 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}

/* ---------- login / definir senha */
.auth { max-width: 460px; margin: 0 auto; padding: 24px 16px; }
.auth form { display: flex; flex-direction: column; gap: 8px; }
.auth label { font-size: 13px; font-weight: 600; color: var(--muted); }
.auth label:not(:first-of-type) { margin-top: 8px; }
.auth input[type=password] {
  height: 48px; padding: 0 14px;
  border: 1px solid var(--border); border-radius: 10px;
  background: var(--surface); color: var(--text);
  font: inherit; font-size: 16px; /* 16px: o iPhone não dá zoom ao tocar */
}
.btn {
  height: 48px; margin-top: 8px; border: 0; border-radius: 10px;
  background: var(--accent); color: var(--accent-text);
  font: inherit; font-size: 16px; font-weight: 600; cursor: pointer;
}
.btn:active { filter: brightness(.92); }
.btn:focus-visible, input:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
.msg { margin: 2px 0 0; font-size: 14px; }
.msg.error { color: var(--bad); }
.msg.ok { color: var(--good); font-weight: 600; }

/* ---------- resultado (cabe numa captura de tela do celular) */
.sheet {
  max-width: 460px;
  margin: 0 auto;
  padding: 16px;
}

.stamp {
  margin: 0 0 8px;
  text-align: right;
  font-size: 12px;
  color: var(--muted);
  font-variant-numeric: tabular-nums;
  white-space: pre;
}

.grid {
  width: 100%;
  border-collapse: collapse;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  overflow: hidden;
  font-size: 15px;
}
.grid th {
  padding: 8px 6px;
  font-size: 11px;
  font-weight: 600;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: .03em;
  text-align: left;
  border-bottom: 1px solid var(--border);
}
.grid th.num { text-align: right; }
.grid td {
  padding: 12px 6px;
  border-bottom: 1px solid var(--border);
  white-space: nowrap;
}
.grid th:first-child, .grid td:first-child { padding-left: 12px; }
.grid th:last-child, .grid td:last-child { padding-right: 12px; }
.grid tbody:last-child tr:last-child td { border-bottom: 0; }
.grid .group tr:first-child td { border-top: 2px solid var(--border); }

.label { font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; font-weight: 600; font-size: 14px; }
.num { text-align: right; font-variant-numeric: tabular-nums; }
.strong { font-weight: 700; }
.unit { font-size: 10px; color: var(--muted); margin-left: 1px; font-weight: 400; }

.good { color: var(--good); }
.warn { color: var(--warn); }
.bad { color: var(--bad); }

tr.pending td.num { color: var(--muted); animation: pulse 1s ease-in-out infinite; }
tr.down td { color: var(--muted); }
tr.down td.bad { color: var(--bad); font-weight: 700; }
@keyframes pulse { 50% { opacity: .35; } }

@media (max-width: 380px) {
  .sheet { padding: 12px 8px; }
  .grid { font-size: 14px; }
  .label { font-size: 13px; }
  .grid td, .grid th { padding-left: 4px; padding-right: 4px; }
  .grid th:first-child, .grid td:first-child { padding-left: 8px; }
  .grid th:last-child, .grid td:last-child { padding-right: 8px; }
}