:root {
  color-scheme: light;
  --bg: #f5f7fb;
  --panel: #ffffff;
  --ink: #172033;
  --muted: #647084;
  --line: #d9e0ea;
  --primary: #155eef;
  --primary-dark: #0f47b8;
  --ok: #097b50;
  --error: #b42318;
  --shadow: 0 24px 70px rgba(23, 32, 51, 0.14);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  background:
    radial-gradient(circle at 20% 20%, rgba(21, 94, 239, 0.1), transparent 28rem),
    linear-gradient(145deg, #f7f9fd 0%, #eef3f9 48%, #f8faf8 100%);
  color: var(--ink);
  font-family:
    Inter,
    ui-sans-serif,
    system-ui,
    -apple-system,
    BlinkMacSystemFont,
    "Segoe UI",
    sans-serif;
}

button,
input {
  font: inherit;
}

button {
  border: 0;
  border-radius: 8px;
  cursor: pointer;
  font-weight: 700;
}

.shell {
  display: grid;
  min-height: 100vh;
  place-items: center;
  padding: 28px;
}

.tool {
  width: min(100%, 440px);
  padding: 28px;
  border: 1px solid rgba(217, 224, 234, 0.9);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.92);
  box-shadow: var(--shadow);
}

.brand {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 24px;
}

.brand img {
  flex: 0 0 auto;
}

.domain {
  margin: 0 0 4px;
  color: var(--muted);
  font-size: 14px;
  font-weight: 700;
}

h1 {
  margin: 0;
  font-size: 28px;
  line-height: 1.15;
}

.code-box {
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: center;
  gap: 12px;
  min-height: 96px;
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #f9fbff;
}

.code-box span {
  font-family: "SFMono-Regular", Consolas, "Liberation Mono", monospace;
  font-size: 46px;
  font-weight: 800;
  letter-spacing: 0;
  line-height: 1;
}

.code-box button,
.actions button {
  min-height: 44px;
  padding: 0 18px;
  background: var(--primary);
  color: #fff;
}

.code-box button:hover,
.actions button:hover {
  background: var(--primary-dark);
}

.timer {
  display: grid;
  grid-template-columns: 1fr 44px;
  align-items: center;
  gap: 12px;
  margin: 16px 0 22px;
  color: var(--muted);
  font-size: 14px;
  font-weight: 700;
}

.meter {
  height: 8px;
  overflow: hidden;
  border-radius: 999px;
  background: #e5ebf4;
}

.meter span {
  display: block;
  width: 100%;
  height: 100%;
  transform-origin: left center;
  border-radius: inherit;
  background: linear-gradient(90deg, #155eef, #11a36a);
  transition: transform 180ms linear;
}

label {
  display: block;
  margin-bottom: 8px;
  color: #283449;
  font-size: 14px;
  font-weight: 800;
}

.secret-row {
  display: grid;
  grid-template-columns: 1fr 68px;
  gap: 10px;
}

input {
  width: 100%;
  min-height: 48px;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 0 14px;
  outline: 0;
  background: #fff;
  color: var(--ink);
}

input:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 4px rgba(21, 94, 239, 0.12);
}

.icon-button,
.secondary {
  min-height: 48px;
  border: 1px solid var(--line);
  background: #fff;
  color: #263247;
}

.icon-button:hover,
.secondary:hover {
  background: #f3f6fb;
}

.actions {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
  margin-top: 14px;
}

.actions .secondary {
  background: #fff;
  color: #263247;
}

.status {
  min-height: 22px;
  margin: 18px 0 0;
  color: var(--muted);
  font-size: 14px;
  font-weight: 700;
}

.status[data-type="ok"] {
  color: var(--ok);
}

.status[data-type="error"] {
  color: var(--error);
}

@media (max-width: 420px) {
  .shell {
    padding: 16px;
  }

  .tool {
    padding: 20px;
  }

  .code-box {
    grid-template-columns: 1fr;
  }

  .code-box span {
    font-size: 40px;
  }
}