:root {
  color-scheme: light;
  --bg: #f6f7f3;
  --card: #ffffff;
  --ink: #1d2b28;
  --muted: #5d6a67;
  --accent: #0e6d59;
  --line: #dbe4de;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
  color: var(--ink);
  background: radial-gradient(circle at 10% -20%, #dff4ec 0%, var(--bg) 38%);
}

.layout {
  max-width: 1280px;
  margin: 0 auto;
  padding: 24px;
  display: grid;
  gap: 16px;
  grid-template-columns: 1.2fr 1fr;
}

.panel {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 16px;
}

h1 {
  margin: 0 0 6px;
  font-size: 26px;
}

h2 {
  margin: 16px 0 10px;
  font-size: 16px;
}

.subtitle {
  margin: 0 0 14px;
  color: var(--muted);
}

.grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
}

label {
  display: flex;
  flex-direction: column;
  gap: 6px;
  font-size: 13px;
}

input,
select,
textarea {
  width: 100%;
  border: 1px solid #cad6cf;
  border-radius: 8px;
  padding: 9px 10px;
  font-size: 14px;
}

textarea {
  resize: vertical;
}

.switches {
  margin-top: 8px;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.switches label {
  font-size: 13px;
  flex-direction: row;
  align-items: center;
  gap: 6px;
}

button {
  margin-top: 14px;
  border: none;
  border-radius: 10px;
  background: var(--accent);
  color: #fff;
  font-weight: 600;
  padding: 10px 14px;
  cursor: pointer;
}

button[disabled] {
  opacity: 0.6;
  cursor: default;
}

pre {
  margin: 0;
  border-radius: 10px;
  border: 1px solid var(--line);
  background: #f8fbfa;
  padding: 12px;
  font-size: 12px;
  line-height: 1.45;
  white-space: pre-wrap;
  word-break: break-word;
}

@media (max-width: 980px) {
  .layout {
    grid-template-columns: 1fr;
    padding: 14px;
  }

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


.hint {
  color: var(--muted);
  font-size: 12px;
}