:root {
  --bg: #0f0f0f;
  --panel: #151515;
  --text: #f1f1f1;
  --muted: #a7a7a7;
  --accent: #b32d2d;
}
* {
  box-sizing: border-box;
}
body {
  margin: 0;
  font-family: system-ui, Segoe UI, Roboto, Helvetica, Arial;
  background: var(--bg);
  color: var(--text);
}
.wrap {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 24px;
}
.card {
  width: 100%;
  max-width: 560px;
  background: var(--panel);
  border: 1px solid #262626;
  border-radius: 16px;
  padding: 24px;
  box-shadow: 0 10px 20px rgba(0, 0, 0, 0.35);
}
h1 {
  margin: 0 0 12px;
  font-size: 26px;
}
p {
  color: var(--muted);
}
label {
  font-size: 14px;
  color: var(--muted);
  display: block;
  margin-bottom: vo 8px;
}
input[type="text"] {
  width: 100%;
  padding: 14px 16px;
  border-radius: 10px;
  border: 1px solid #2b2b2b;
  background: #101010;
  color: #fff;
}
.row {
  display: flex;
  gap: 10px;
  margin-top: 14px;
}
button {
  appearance: none;
  border: 0;
  padding: 12px 16px;
  border-radius: 10px;
  cursor: pointer;
  font-weight: 600;
}
.btn-primary {
  background: var(--accent);
  color: #000;
}
.btn-secondary {
  background: #2a2a2a;
  color: #fff;
}
.muted {
  color: var(--muted);
  font-size: 14px;
}
.status {
  margin-top: 14px;
  padding: 12px;
  border-radius: 10px;
  background: #111;
  border: 1px dashed #333;
}
.ok {
  border-color: #2a8f2a;
}
.warn {
  border-color: #8f2a2a;
}
.timer {
  font-variant-numeric: tabular-nums;
}
.hidden {
  display: none;
}