:root {
  color-scheme: light;
  --bg: #f6f7f9;
  --panel: #ffffff;
  --text: #17202a;
  --muted: #657184;
  --line: #d9e0ea;
  --accent: #176b87;
  --danger: #b42318;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: Inter, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

button,
input {
  font: inherit;
}

button {
  min-height: 40px;
  border: 0;
  border-radius: 6px;
  background: var(--accent);
  color: #fff;
  padding: 0 16px;
  cursor: pointer;
}

button:disabled {
  opacity: 0.55;
  cursor: not-allowed;
}

.ghost {
  border: 1px solid var(--line);
  background: #fff;
  color: var(--text);
}

.danger {
  border-color: #f2b8b5;
  color: var(--danger);
}

.shell {
  width: min(1120px, calc(100% - 32px));
  margin: 32px auto;
}

.topbar {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  align-items: center;
  margin-bottom: 20px;
}

h1,
h2,
p {
  margin: 0;
}

h1 {
  font-size: 30px;
}

h2 {
  font-size: 18px;
}

.topbar p,
label,
.muted {
  color: var(--muted);
}

.panel {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 20px;
  margin-bottom: 20px;
}

.layout {
  display: grid;
  grid-template-columns: minmax(0, 1.4fr) minmax(320px, 0.8fr);
  gap: 20px;
}

.sectionTitle {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  margin-bottom: 14px;
}

.form {
  display: grid;
  gap: 14px;
}

label {
  display: grid;
  gap: 6px;
  font-size: 14px;
}

input {
  width: 100%;
  min-height: 42px;
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 8px 10px;
  color: var(--text);
}

.checkbox {
  display: flex;
  align-items: center;
  gap: 8px;
}

.checkbox input {
  width: auto;
  min-height: auto;
}

.rules {
  display: grid;
  gap: 10px;
}

.rule {
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 14px;
  display: grid;
  gap: 10px;
}

.ruleHeader {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: center;
}

.ruleTitle {
  font-weight: 650;
  overflow-wrap: anywhere;
}

.ruleMeta {
  color: var(--muted);
  font-size: 13px;
  overflow-wrap: anywhere;
}

.ruleActions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.error {
  min-height: 20px;
  color: var(--danger);
}

pre {
  margin: 0;
  overflow: auto;
  white-space: pre-wrap;
  word-break: break-word;
}

@media (max-width: 820px) {
  .shell {
    width: min(100% - 20px, 1120px);
    margin: 20px auto;
  }

  .topbar,
  .layout {
    display: grid;
    grid-template-columns: 1fr;
  }
}