/* RJ CAD插件 - 共用样式 */
:root {
  --ink: #1c2024;
  --ink-soft: #4a5158;
  --line: #e3e6e8;
  --paper: #ffffff;
  --canvas: #f6f7f8;
  --accent: #b5651d;
  --accent-soft: #f2e3d5;
  --code-bg: #f1f0ec;
  --radius: 10px;
  --maxw: 920px;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--canvas);
  color: var(--ink);
  font-family: -apple-system, "PingFang SC", "Microsoft YaHei", "Segoe UI", Helvetica, Arial, sans-serif;
  line-height: 1.7;
}

a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

header.site {
  background: var(--ink);
  color: #fff;
}
header.site .wrap {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 18px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
header.site .brand {
  font-size: 18px;
  font-weight: 700;
  letter-spacing: 0.5px;
  color: #fff;
}
header.site .brand span { color: var(--accent); }
header.site nav a {
  color: #d8dadd;
  margin-left: 22px;
  font-size: 14px;
}
header.site nav a:hover { color: #fff; text-decoration: none; }

main { max-width: var(--maxw); margin: 0 auto; padding: 40px 24px 80px; }

.hero {
  padding: 56px 0 28px;
  text-align: center;
}
.hero h1 {
  font-size: 34px;
  margin: 0 0 14px;
  letter-spacing: 0.5px;
}
.hero p {
  color: var(--ink-soft);
  font-size: 16px;
  max-width: 600px;
  margin: 0 auto;
}

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 18px;
  margin-top: 32px;
}
.card {
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 20px;
  transition: box-shadow 0.15s ease, transform 0.15s ease;
}
.card:hover { box-shadow: 0 6px 18px rgba(0,0,0,0.06); transform: translateY(-2px); }
.card .tag {
  display: inline-block;
  font-size: 12px;
  font-weight: 700;
  color: var(--accent);
  background: var(--accent-soft);
  padding: 2px 8px;
  border-radius: 6px;
  margin-bottom: 10px;
}
.card h3 { margin: 0 0 8px; font-size: 17px; }
.card p { margin: 0; color: var(--ink-soft); font-size: 14px; }
.card .status { font-size: 12px; color: #8a9199; margin-top: 10px; }

.card.disabled { opacity: 0.55; }
.card.disabled:hover { box-shadow: none; transform: none; }

article h1 { font-size: 28px; margin-bottom: 4px; }
article .sub { color: var(--ink-soft); margin-top: 0; margin-bottom: 28px; }

article section { margin: 36px 0; }
article h2 {
  font-size: 19px;
  border-left: 4px solid var(--accent);
  padding-left: 10px;
  margin-bottom: 16px;
}
article h3 { font-size: 16px; margin-bottom: 10px; }

.steps { padding-left: 0; list-style: none; counter-reset: step; }
.steps li {
  counter-increment: step;
  position: relative;
  padding: 4px 0 4px 40px;
  margin-bottom: 14px;
}
.steps li::before {
  content: counter(step);
  position: absolute;
  left: 0;
  top: 2px;
  width: 26px; height: 26px;
  border-radius: 50%;
  background: var(--ink);
  color: #fff;
  font-size: 13px;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
}

table.params {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
}
table.params th, table.params td {
  text-align: left;
  padding: 9px 12px;
  border-bottom: 1px solid var(--line);
}
table.params th { color: var(--ink-soft); font-weight: 600; background: #fafafa; }
table.params td code { background: var(--code-bg); padding: 1px 5px; border-radius: 4px; }

.callout {
  background: var(--accent-soft);
  border: 1px solid #e6c9a3;
  border-radius: var(--radius);
  padding: 14px 18px;
  font-size: 14px;
}
.callout strong { color: var(--accent); }

.media-placeholder {
  border: 1px dashed #c7cbce;
  border-radius: var(--radius);
  padding: 40px 20px;
  text-align: center;
  color: #9aa1a7;
  font-size: 14px;
  background: #fbfbfa;
}

code, pre {
  font-family: "SF Mono", Menlo, Consolas, monospace;
  font-size: 13px;
}
pre {
  background: var(--code-bg);
  padding: 14px 16px;
  border-radius: var(--radius);
  overflow-x: auto;
}

.crumb { font-size: 13px; color: var(--ink-soft); margin-bottom: 18px; }

footer.site {
  border-top: 1px solid var(--line);
  color: #9aa1a7;
  font-size: 13px;
  text-align: center;
  padding: 28px 24px 40px;
}

@media (max-width: 560px) {
  .hero h1 { font-size: 26px; }
  header.site nav a { margin-left: 14px; }
}