:root {
  --ink: #0F172A;
  --ink-soft: #1e293b;
  --amber: #F59E0B;
  --amber-dim: #d97706;
  --paper: #F4EFE4;
  --card: #fffdf8;
  --muted: #475569;
  --line: #e2d6c3;
}

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

body {
  font-family: "Microsoft YaHei", "PingFang SC", "Segoe UI", sans-serif;
  background: var(--paper);
  color: var(--ink);
  line-height: 1.75;
}

h1, h2, h3, .mark {
  font-family: "Century Gothic", "Apple Gothic", "Microsoft YaHei", sans-serif;
}

a { color: var(--amber-dim); text-decoration: none; }
a:hover { color: var(--ink); }

.frame-top {
  background: var(--ink);
  color: #f8fafc;
}

.frame-top .bar {
  max-width: 1040px;
  margin: 0 auto;
  padding: 18px 24px 16px;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
}

.mark {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 1.2rem;
  letter-spacing: 0.03em;
}

.jump {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 16px;
  font-size: 0.88rem;
}

.jump a { color: #fde68a; }
.jump a:hover { color: #fff; }

.hero-paper {
  max-width: 1040px;
  margin: 0 auto;
  padding: 40px 24px 20px;
}

.hero-paper h1 {
  font-size: 2rem;
  line-height: 1.35;
  max-width: 880px;
}

.hero-paper p {
  margin-top: 14px;
  max-width: 800px;
  color: var(--muted);
}

.fake-find {
  margin-top: 20px;
  max-width: 520px;
  background: var(--card);
  border: 1px solid var(--line);
  box-shadow: 4px 4px 0 var(--ink);
  padding: 10px 14px;
  color: #94a3b8;
  font-size: 0.92rem;
}

.chunk {
  max-width: 1040px;
  margin: 0 auto;
  padding: 28px 24px 6px;
}

.chunk h2 {
  font-size: 1.5rem;
  margin-bottom: 12px;
  border-bottom: 3px solid var(--amber);
  display: inline-block;
  padding-bottom: 4px;
}

.chunk > p { color: var(--muted); margin-bottom: 14px; }

.pain-3 {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
}

.pain-3 article {
  background: var(--ink);
  color: #e2e8f0;
  padding: 18px 18px 14px;
}

.pain-3 h3 {
  color: var(--amber);
  font-size: 1.05rem;
  margin: 8px 0;
}

.pain-3 p { color: #cbd5e1; }

.cap-4 {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
}

.cap-4 article {
  background: var(--card);
  padding: 16px 16px 12px;
  border-top: 4px solid var(--amber);
}

.cap-4 h3 {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 1.02rem;
  margin-bottom: 8px;
}

.ladder {
  display: flex;
  flex-direction: column;
  gap: 0;
  margin: 8px 0 16px;
}

.ladder article {
  display: grid;
  grid-template-columns: 72px 1fr;
  gap: 12px;
  background: var(--card);
  margin-bottom: 10px;
  padding: 12px 14px;
}

.ladder .n {
  font-family: "Century Gothic", "Microsoft YaHei", sans-serif;
  font-size: 1.6rem;
  color: var(--amber);
  font-weight: 700;
}

.columns {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0;
  margin: 10px 0 16px;
}

.columns section {
  padding: 16px 18px;
}

.columns .phone-side { background: var(--ink); color: #e2e8f0; }
.columns .desk-side { background: var(--card); border: 1px solid var(--line); }

.columns h3 { margin-bottom: 8px; }
.columns .phone-side h3 { color: var(--amber); }
.columns li { margin: 0 0 8px 18px; }

.after {
  background: var(--card);
  padding: 16px 18px;
  box-shadow: 6px 6px 0 var(--ink);
  margin-bottom: 16px;
}

.after h3 { margin: 12px 0 6px; font-size: 1rem; }

.ask {
  display: grid;
  gap: 12px;
}

.ask article {
  background: var(--card);
  padding: 14px 16px;
  display: grid;
  grid-template-columns: 8px 1fr;
  gap: 12px;
}

.ask article::before {
  content: "";
  background: var(--amber);
}

.ask h3 { font-size: 1rem; margin-bottom: 6px; }
.ask p { color: var(--muted); }

.end {
  background: var(--ink);
  color: #cbd5e1;
  padding: 28px 24px 36px;
  margin-top: 20px;
}

.end .box { max-width: 1040px; margin: 0 auto; }
.end p { margin-bottom: 8px; font-size: 0.92rem; }
.end time { color: var(--amber); }

@media (min-width: 820px) {
  .pain-3 { grid-template-columns: 1fr 1fr 1fr; }
  .cap-4 { grid-template-columns: 1fr 1fr; }
  .columns { grid-template-columns: 1fr 1fr; }
}

@media (min-width: 1100px) {
  .cap-4 { grid-template-columns: 1fr 1fr 1fr 1fr; }
}