/* Site 2 — www: left sidebar + two-column teal console */
:root {
  --bg: #f2faf9;
  --panel: #ffffff;
  --ink: #12332f;
  --soft: #3d5e59;
  --line: #b7d4d0;
  --teal: #0e7c7b;
  --teal-deep: #085653;
  --sand: #f4efe4;
  --go: #b45309;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: Georgia, "Songti SC", SimSun, "Microsoft YaHei", serif;
  background: var(--bg);
  color: var(--ink);
  line-height: 1.8;
  font-size: 16px;
}
a { color: var(--teal-deep); }
.shell {
  display: grid;
  grid-template-columns: 230px 1fr;
  min-height: 100vh;
}
.side {
  background: var(--teal-deep);
  color: #e8f6f5;
  padding: 24px 18px;
  position: sticky;
  top: 0;
  height: 100vh;
}
.side .brand {
  display: block;
  color: #fff;
  font-family: "Microsoft YaHei", sans-serif;
  font-weight: 700;
  font-size: 20px;
  text-decoration: none;
  margin-bottom: 28px;
}
.side nav a {
  display: block;
  color: #c5ebe8;
  text-decoration: none;
  padding: 10px 12px;
  margin-bottom: 6px;
  border-left: 3px solid transparent;
}
.side nav a.current {
  background: rgba(255,255,255,0.12);
  border-left-color: #f4d58d;
  color: #fff;
}
.content { padding: 0 0 40px; }
.hero {
  background: var(--sand);
  padding: 40px 40px 28px;
  border-bottom: 2px solid var(--line);
}
.hero h1 {
  font-size: 30px;
  margin: 0 0 14px;
  font-weight: 700;
}
.lead { margin: 0 0 18px; color: var(--soft); }
.chips { display: grid; grid-template-columns: repeat(4, 1fr); gap: 8px; margin: 0 0 20px; }
.chips b {
  display: block;
  background: #fff;
  border: 1px dashed var(--teal);
  text-align: center;
  padding: 8px 4px;
  font-family: "Microsoft YaHei", sans-serif;
  font-size: 14px;
}
.btn {
  display: inline-block;
  font-family: "Microsoft YaHei", sans-serif;
  padding: 11px 18px;
  text-decoration: none;
  margin: 0 8px 8px 0;
  font-weight: 700;
}
.btn-primary { background: var(--go); color: #fff; }
.btn-ghost { background: transparent; color: var(--teal-deep); border: 2px solid var(--teal); }
.main { padding: 8px 40px 0; }
.block {
  background: var(--panel);
  margin: 22px 0;
  padding: 22px 24px 8px;
  box-shadow: 6px 6px 0 var(--line);
}
.block h2 {
  margin: 0 0 12px;
  font-size: 22px;
  color: var(--teal-deep);
  border-bottom: 1px solid var(--line);
  padding-bottom: 8px;
}
.split { display: grid; grid-template-columns: 1.2fr 0.8fr; gap: 20px; }
table { width: 100%; border-collapse: collapse; margin-bottom: 16px; }
th, td { border-bottom: 1px solid var(--line); padding: 8px 6px; text-align: left; font-family: "Microsoft YaHei", sans-serif; font-size: 14px; }
.faq-item { padding: 12px 0; }
.faq-item h3 { margin: 0 0 6px; font-size: 17px; }
.site-footer {
  background: #063834;
  color: #cde8e5;
  padding: 24px 40px 32px;
  font-family: "Microsoft YaHei", sans-serif;
  font-size: 13px;
}
.site-footer a { color: #f4d58d; }
.site-footer p { margin: 0 0 8px; }
.ico { width: 16px; height: 16px; vertical-align: -2px; margin-right: 4px; }
@media (max-width: 900px) {
  .shell { grid-template-columns: 1fr; }
  .side { position: relative; height: auto; }
  .chips, .split { grid-template-columns: 1fr 1fr; }
  .hero, .main, .site-footer { padding-left: 16px; padding-right: 16px; }
}