:root {
  --amber: #EF6C00;
  --cream: #FFF3E0;
  --rust: #E65100;
  --soil: #3E2723;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }

body {
  font-family: system-ui, "Noto Sans SC", "Microsoft YaHei", sans-serif;
  background: #fffaf3;
  color: var(--soil);
  font-size: 16px;
  line-height: 1.8;
}

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

.ribbon {
  background: var(--cream);
  border-bottom: 1px solid #ffcc80;
  padding: 12px 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
}

.logo-chip {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--amber);
  color: #fff;
  padding: 6px 12px;
  border-radius: 999px;
  font-weight: 700;
  font-size: 15px;
}

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

.trail a {
  background: #fff;
  border: 1px solid #ffcc80;
  border-radius: 999px;
  padding: 4px 12px;
  font-size: 13px;
  color: var(--soil);
}

.pulse {
  max-width: 1080px;
  margin: 28px auto 8px;
  padding: 0 20px;
}

.pulse h1 {
  font-size: 26px;
  color: var(--rust);
  margin-bottom: 10px;
}

.chipbar {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 16px 0 8px;
}

.status-dot {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--cream);
  border: 1px solid var(--amber);
  color: var(--soil);
  padding: 5px 12px;
  border-radius: 4px 14px 14px 4px;
  font-size: 13px;
}

.status-dot em {
  width: 8px;
  height: 8px;
  background: var(--amber);
  border-radius: 50%;
  display: inline-block;
  font-style: normal;
}

.wrap { max-width: 1080px; margin: 0 auto 40px; padding: 0 20px; }

.wrap h2 {
  font-size: 21px;
  color: var(--rust);
  margin: 28px 0 12px;
}

.wrap p { margin-bottom: 10px; }

.triple {
  display: flex;
  gap: 12px;
  margin: 12px 0 8px;
}

.triple article {
  flex: 1;
  background: #fff;
  border: 1px solid #ffe0b2;
  padding: 14px;
}

.triple h3 {
  font-size: 16px;
  color: var(--amber);
  margin-bottom: 6px;
  display: flex;
  align-items: center;
  gap: 6px;
}

.diag-table {
  width: 100%;
  border-collapse: collapse;
  margin: 12px 0 20px;
  background: #fff;
}

.diag-table th,
.diag-table td {
  border: 1px solid #ffcc80;
  padding: 11px 12px;
  text-align: left;
  vertical-align: top;
}

.diag-table th { background: var(--amber); color: #fff; }
.diag-table tr:nth-child(odd) td { background: var(--cream); }

.reconnect-line {
  display: flex;
  flex-direction: column;
  gap: 0;
  margin: 12px 0 20px;
  background: #fff;
  border: 1px solid #ffcc80;
}

.reconnect-line li {
  list-style: none;
  display: grid;
  grid-template-columns: 72px 1fr;
  gap: 12px;
  padding: 12px 14px;
  border-bottom: 1px dashed #ffcc80;
}

.reconnect-line b {
  color: #fff;
  background: var(--rust);
  text-align: center;
  padding: 2px 0;
  font-size: 13px;
  height: fit-content;
}

.hotspot-box {
  background: var(--cream);
  padding: 16px 18px;
  margin: 10px 0 18px;
  border-radius: 0 0 18px 0;
  border-top: 6px solid var(--amber);
}

.proxy-note {
  background: #fff;
  padding: 16px;
  border: 2px solid var(--soil);
  margin: 10px 0 20px;
}

.faq-chip { margin: 14px 0; }
.faq-chip h3 {
  font-size: 16px;
  color: var(--soil);
  margin-bottom: 6px;
}
.faq-chip h3::before {
  content: "";
  display: inline-block;
  width: 10px;
  height: 10px;
  background: var(--amber);
  margin-right: 8px;
  border-radius: 50%;
}

.ground {
  background: var(--soil);
  color: #ffe0b2;
  padding: 24px 28px;
  font-size: 14px;
}

.ground p { margin-bottom: 8px; }

@media (max-width: 800px) {
  .triple { flex-direction: column; }
  .reconnect-line li { grid-template-columns: 1fr; }
}