/* Site 4: cream + rust, oversized path blocks, numbered FAQ */
:root {
  --cream: #fbf6ee;
  --rust: #b85c38;
  --ink: #3a261c;
  --brown: #6d4b3a;
  --line: #ead8c4;
}

* { box-sizing: border-box; }
html { scroll-behavior: auto; }
body {
  margin: 0;
  background: var(--cream);
  color: var(--ink);
  font-family: "Palatino Linotype", Palatino, "Songti SC", "Microsoft YaHei", serif;
  line-height: 1.78;
}

.head {
  padding: 20px 6vw 8px;
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 20px;
  border-bottom: 4px solid var(--rust);
}
.wordmark {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  font-size: 20px;
}
.menu {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  font-size: 15px;
}
.menu a { color: var(--rust); text-decoration: none; font-weight: 600; }

.lead-hero { padding: 40px 6vw 12px; max-width: 860px; }
.lead-hero h1 {
  font-size: clamp(28px, 4vw, 40px);
  margin: 0 0 14px;
  line-height: 1.28;
}
.lead-hero p { margin: 0 0 10px; color: var(--brown); }

.path {
  margin: 20px 6vw 10px;
}
.path-block {
  display: grid;
  grid-template-columns: 140px 1fr;
  min-height: 180px;
  margin-bottom: 14px;
}
.path-block:nth-child(even) { direction: rtl; }
.path-block:nth-child(even) > * { direction: ltr; }
.path-n {
  background: var(--rust);
  color: #fff7ee;
  display: grid;
  place-items: center;
  font-size: 64px;
  font-weight: 700;
  font-family: "Segoe UI", sans-serif;
}
.path-txt {
  background: #fff;
  padding: 22px 26px;
  border: 1px solid var(--line);
  border-left: 0;
}
.path-block:nth-child(even) .path-txt { border-left: 1px solid var(--line); border-right: 0; }
.path-txt h2 { margin: 0 0 8px; font-size: 22px; }
.path-txt p { margin: 0 0 8px; color: var(--brown); }

.checks {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
  padding: 28px 6vw;
}
.check {
  background: #fff;
  padding: 18px 18px 16px;
  border: 1px dashed var(--rust);
}
.check h3 {
  display: flex;
  align-items: center;
  gap: 8px;
  margin: 0 0 8px;
}
.check p { margin: 0 0 8px; color: var(--brown); }

.err-table {
  width: calc(100% - 12vw);
  margin: 8px 6vw 28px;
  border-collapse: collapse;
  background: #fff;
}
.err-table th {
  background: #7a3b24;
  color: #fff;
  text-align: left;
  padding: 12px;
}
.err-table td {
  border: 1px solid var(--line);
  padding: 12px;
  vertical-align: top;
  color: var(--brown);
}

.next {
  margin: 0 6vw 28px;
  background: #f3e4d2;
  padding: 24px;
}
.next h2 { margin-top: 0; }
.next ol { color: var(--brown); }
.next li { margin-bottom: 10px; }

.pair-grid {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 12px;
  padding: 0 6vw 32px;
}
.pair-grid article {
  background: #fff;
  padding: 16px;
  border-top: 6px solid var(--rust);
}
.pair-grid h2 { font-size: 18px; margin: 0 0 8px; }
.pair-grid p { margin: 0 0 8px; color: var(--brown); font-size: 15px; }

.faq-ol {
  list-style: none;
  margin: 0;
  padding: 8px 6vw 40px;
  counter-reset: q;
}
.faq-ol li {
  counter-increment: q;
  display: grid;
  grid-template-columns: 56px 1fr;
  gap: 12px;
  margin-bottom: 16px;
}
.faq-ol li::before {
  content: counter(q, decimal-leading-zero);
  font-size: 28px;
  font-weight: 700;
  color: var(--rust);
  font-family: "Segoe UI", sans-serif;
}
.faq-ol h3 { margin: 0 0 6px; font-size: 17px; }
.faq-ol p { margin: 0 0 6px; color: var(--brown); }

.end {
  background: #4a2a1d;
  color: #ead8c4;
  padding: 28px 6vw;
  font-size: 14px;
  font-family: "Segoe UI", "Microsoft YaHei", sans-serif;
}
.end h2 { color: #fff; font-size: 15px; margin: 0 0 6px; }
.end p { margin: 0 0 10px; max-width: 880px; }

@media (max-width: 800px) {
  .path-block, .path-block:nth-child(even) {
    grid-template-columns: 1fr;
    direction: ltr;
  }
  .path-n { font-size: 40px; min-height: 80px; }
  .checks, .pair-grid { grid-template-columns: 1fr; }
  .head { flex-direction: column; align-items: flex-start; }
}