/* 第14套：陶土台账。先摊大表再切能/不能双栏，和设备竖轨/假列表工作台/橄榄诊断板不是同一骨架。 */
:root {
  --clay: #c2410c;
  --clay-deep: #7c2d12;
  --sand: #ffedd5;
  --paper: #fff7ed;
  --ink: #431407;
  --mute: #7c2d12;
  --line: #fdba74;
  --ok: #3f6212;
  --halt: #9a3412;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: auto;
}

body.clay-page {
  margin: 0;
  background: var(--sand);
  color: var(--ink);
  font-family: Georgia, "Songti SC", "SimSun", "Palatino Linotype", serif;
  line-height: 1.78;
}

a {
  color: var(--clay);
}

svg {
  display: block;
}

.clay-stamp {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem 1rem;
  padding: 0.85rem 4.5vw;
  background: var(--clay);
  color: var(--sand);
  border-bottom: 8px double #ffedd5;
}

.mark {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--sand);
  text-decoration: none;
  font-family: "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
  font-weight: 800;
}

.mark svg {
  width: 28px;
  height: 28px;
}

.ledger-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem 0.8rem;
  font-family: "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
  font-size: 0.9rem;
}

.ledger-nav a {
  color: #ffedd5;
  text-decoration: none;
  border-bottom: 1px dotted #fdba74;
}

.hero-center {
  text-align: center;
  padding: 2.1rem 8vw 1.2rem;
}

.hero-center h1 {
  margin: 0 0 0.85rem;
  font-size: clamp(1.45rem, 3vw, 2.1rem);
  line-height: 1.35;
}

.hero-center p {
  margin: 0 auto 0.7rem;
  max-width: 44rem;
  color: var(--mute);
  font-family: "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
  text-align: left;
}

.two-need,
.bound-ledger,
.can-block,
.step-block,
.team-block,
.mix-block,
.faq-clay {
  padding: 1.25rem 4.5vw 1.7rem;
}

.two-need h2,
.bound-ledger h2,
.can-block h2,
.step-block h2,
.team-block h2,
.avoid-strip h2,
.mix-block h2,
.faq-clay h2 {
  margin: 0 0 0.65rem;
  font-size: 1.36rem;
}

.two-need > p,
.bound-ledger > p,
.can-block > p,
.step-block > p,
.team-block > p,
.mix-block > p,
.faq-clay > p {
  margin: 0 0 0.65rem;
  max-width: 50rem;
  color: var(--mute);
  font-family: "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
}

.need-split,
.can-split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
  margin-top: 1rem;
  border: 2px solid var(--clay);
}

.need-col,
.can-col {
  padding: 1.05rem 1.15rem;
  background: var(--paper);
}

.need-col.is-window {
  border-right: 2px solid var(--clay);
}

.can-col.yes {
  border-right: 2px solid var(--clay);
  box-shadow: inset 6px 0 0 var(--ok);
}

.can-col.no {
  box-shadow: inset 6px 0 0 var(--halt);
}

.need-col svg,
.can-col svg,
.team-trio svg,
.mix-trio svg {
  width: 32px;
  height: 32px;
  color: var(--clay);
}

.need-col h3,
.can-col h3,
.step-row h3,
.team-trio h3,
.mix-trio h3 {
  margin: 0.4rem 0 0.4rem;
  font-size: 1.06rem;
}

.need-col p,
.can-col p,
.step-row p,
.team-trio p,
.mix-trio p {
  margin: 0 0 0.5rem;
  font-family: "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
  color: var(--mute);
}

.sheet {
  overflow-x: auto;
  margin-top: 0.7rem;
  background: var(--paper);
  border: 3px solid var(--clay-deep);
}

table {
  width: 100%;
  border-collapse: collapse;
  min-width: 720px;
  font-family: "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
}

th,
td {
  text-align: left;
  padding: 0.68rem 0.8rem;
  border: 1px solid var(--line);
  vertical-align: top;
}

th {
  background: var(--clay-deep);
  color: var(--sand);
}

.step-row {
  list-style: none;
  margin: 1rem 0 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0;
  border-top: 3px solid var(--clay);
}

.step-row li {
  flex: 1 1 160px;
  padding: 0.9rem 0.85rem;
  background: var(--paper);
  border-right: 1px solid var(--line);
}

.step-row b {
  display: inline-block;
  min-width: 1.5rem;
  font-family: "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
  color: var(--clay);
  font-size: 1.2rem;
}

.team-trio,
.mix-trio {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.85rem;
  margin-top: 0.8rem;
}

.team-trio article,
.mix-trio article {
  background: var(--paper);
  padding: 0.95rem 1rem;
  border: 1px solid var(--line);
}

.avoid-strip {
  margin: 0.4rem 4.5vw 0.6rem;
  padding: 1.1rem 1.2rem;
  background: var(--clay-deep);
  color: #ffedd5;
}

.avoid-strip h2 {
  color: #ffedd5;
}

.avoid-strip p {
  margin: 0 0 0.55rem;
  font-family: "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
  color: #fed7aa;
}

.faq-clay details {
  background: var(--paper);
  border: 1px solid var(--line);
  margin: 0.5rem 0;
  padding: 0.15rem 0.9rem;
  font-family: "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
}

.faq-clay summary {
  cursor: pointer;
  font-weight: 700;
  padding: 0.7rem 0;
}

.faq-clay details p {
  margin: 0 0 0.75rem;
  color: var(--mute);
}

.clay-foot {
  background: #7c2d12;
  color: #ffedd5;
  padding: 1.3rem 4.5vw 1.7rem;
  font-family: "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
}

.clay-foot p {
  margin: 0 0 0.35rem;
}

@media (max-width: 860px) {
  .need-split,
  .can-split,
  .team-trio,
  .mix-trio {
    grid-template-columns: 1fr;
  }

  .need-col.is-window,
  .can-col.yes {
    border-right: 0;
    border-bottom: 2px solid var(--clay);
  }
}