/* ==========================================================================
   168qun.com — 诚信赢天下 内页（契约 / 印章）
   宣纸底 / 墨黑 / 朱砂 / 竖排印章与横线；不与其他页共用骨架。
   ========================================================================== */

.page-cx {
  --c-bg: #f6efdf;
  --c-bg-2: #efe3c9;
  --c-card: #fbf6e9;
  --c-ink: #221f1a;
  --c-muted: #6d6250;
  --c-red: #a83a2f;
  --c-line: rgba(34, 31, 26, .18);
  --c-line-soft: rgba(34, 31, 26, .09);
  background: var(--c-bg);
  color: var(--c-ink);
}
.page-cx .site-footer { background: #17130d; }

/* ---------- Hero ---------- */
.cx-hero {
  position: relative;
  overflow: hidden;
  padding: 24px 0 62px;
  border-bottom: 1px solid var(--c-line);
  background: var(--c-bg);
}
.cx-fiber {
  position: absolute;
  inset: 0;
  background-image:
    repeating-linear-gradient(0deg, rgba(120, 100, 70, .035) 0 1px, transparent 1px 5px),
    repeating-linear-gradient(90deg, rgba(120, 100, 70, .02) 0 1px, transparent 1px 6px);
  pointer-events: none;
}
.cx-crumb { position: relative; padding-bottom: 28px; color: var(--c-muted); }
.cx-crumb span:last-child { color: var(--c-red); opacity: 1; }
.cx-hero-grid {
  position: relative;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 54px;
  align-items: center;
}
.cx-kicker {
  display: inline-block;
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 2.6px;
  color: var(--c-red);
}
.cx-hero h1 {
  margin-top: 16px;
  font-family: var(--serif);
  font-size: clamp(44px, 5.6vw, 76px);
  line-height: 1.08;
  font-weight: 700;
  letter-spacing: 4px;
  color: var(--c-ink);
}
.cx-hero h1 em {
  display: block;
  margin-top: 12px;
  font-family: var(--font);
  font-style: normal;
  font-size: clamp(16px, 1.8vw, 20px);
  font-weight: 400;
  letter-spacing: 0;
  color: var(--c-muted);
}
.cx-lead {
  margin-top: 22px;
  max-width: 520px;
  font-size: 15px;
  line-height: 2.1;
  color: #4f4636;
}
.cx-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 28px; }
.cx-actions .btn-primary { background: var(--c-red); color: #fff6ef; border-radius: 2px; box-shadow: none; }
.cx-actions .btn-primary:hover { background: #8c2e25; }
.cx-actions .btn-room { border-radius: 2px; color: var(--c-ink); border-color: var(--c-line); }
.cx-actions .btn-room b { color: var(--c-red); }
.cx-seal-row { display: flex; align-items: center; gap: 14px; margin-top: 26px; flex-wrap: wrap; }
.cx-seal {
  display: inline-grid;
  place-items: center;
  width: 64px; height: 64px;
  border: 2px solid var(--c-red);
  color: var(--c-red);
  font-family: var(--serif);
  font-size: 14px;
  letter-spacing: 1px;
  writing-mode: vertical-rl;
  transform: rotate(-3deg);
  opacity: .85;
}
.cx-seal-note { font-size: 11px; color: #8a7c64; }
.cx-figure {
  padding: 10px;
  background: #fffdf6;
  border: 1px solid var(--c-line);
  box-shadow: 0 26px 52px rgba(80, 60, 30, .16);
}
.cx-figure img { width: 100%; }
.cx-figure figcaption {
  display: flex;
  justify-content: space-between;
  gap: 10px;
  padding-top: 9px;
  font-family: var(--serif);
  font-size: 11px;
  color: #8a7c64;
}

/* ---------- 词句说明 ---------- */
.cx-meta { background: var(--c-bg-2); border-bottom: 1px solid var(--c-line); }
.cx-meta-inner { display: grid; grid-template-columns: repeat(5, 1fr); }
.cx-meta-inner > div { padding: 15px 16px; border-left: 1px solid var(--c-line); }
.cx-meta-inner > div:first-child { border-left: 0; padding-left: 0; }
.cx-meta-inner span { display: block; font-family: var(--mono); font-size: 8.5px; letter-spacing: 1.8px; color: #a08c6a; }
.cx-meta-inner strong { display: block; margin-top: 3px; font-family: var(--serif); font-size: 13.5px; font-weight: 600; color: var(--c-ink); }

/* ---------- section ---------- */
.cx-section { padding: 74px 0; }
.cx-section + .cx-section { border-top: 1px solid var(--c-line); }
.cx-section.is-tint { background: var(--c-bg-2); }
.cx-section .container.narrow { max-width: 900px; }
.cx-head { max-width: 760px; margin-bottom: 36px; }
.cx-head h2 {
  margin-top: 10px;
  font-family: var(--serif);
  font-size: clamp(27px, 3.1vw, 38px);
  line-height: 1.34;
  font-weight: 700;
  color: var(--c-ink);
}
.cx-note { margin-top: 16px; font-size: 12px; color: #8a7c64; }

/* ---------- 四个字 ---------- */
.word-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px; background: var(--c-line); border: 1px solid var(--c-line); }
.word-grid article { padding: 26px 22px; background: #fffdf6; }
.word-grid span { display: block; font-family: var(--serif); font-size: 54px; line-height: 1; color: var(--c-red); }
.word-grid h3 { margin-top: 12px; font-family: var(--serif); font-size: 19px; font-weight: 700; }
.word-grid p { margin-top: 6px; font-size: 12.5px; line-height: 1.9; color: var(--c-muted); }

/* ---------- 三层 ---------- */
.cx-layers-grid { display: grid; grid-template-columns: .85fr 1.15fr; gap: 54px; align-items: start; }
.cx-layers-grid h2 { margin-top: 10px; font-family: var(--serif); font-size: clamp(27px, 3.1vw, 38px); font-weight: 700; }
.cx-layers-grid > div > p { margin-top: 14px; font-size: 14px; line-height: 2.05; color: #4f4636; }
.layers { border-top: 2px solid var(--c-ink); }
.layers li { display: flex; gap: 18px; padding: 15px 0; border-bottom: 1px solid var(--c-line); }
.layers b { flex: none; width: 30px; font-family: var(--mono); font-size: 10.5px; color: var(--c-red); padding-top: 2px; }
.layers h3 { font-family: var(--serif); font-size: 17px; font-weight: 600; }
.layers p { margin-top: 3px; font-size: 12.5px; line-height: 1.9; color: var(--c-muted); }

/* ---------- 边界 ---------- */
.boundary-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.boundary-grid article { padding: 26px 24px; background: #fffdf6; border: 1px solid var(--c-line); border-top: 3px solid var(--c-red); }
.boundary-grid span { font-family: var(--mono); font-size: 10px; letter-spacing: 1.8px; color: var(--c-red); }
.boundary-grid h3 { margin-top: 8px; font-family: var(--serif); font-size: 20px; font-weight: 700; }
.boundary-grid p { margin-top: 6px; font-size: 12.5px; line-height: 1.9; color: var(--c-muted); }

/* ---------- 本站 ---------- */
.site-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1px; background: var(--c-line); border: 1px solid var(--c-line); }
.site-grid article { padding: 24px 22px; background: #fffdf6; }
.site-grid h3 { font-family: var(--serif); font-size: 19px; font-weight: 700; }
.site-grid p { margin-top: 6px; font-size: 12.5px; line-height: 1.9; color: var(--c-muted); }

/* ---------- 清单 ---------- */
.cx-check-grid { display: grid; grid-template-columns: .85fr 1.15fr; gap: 54px; align-items: start; }
.cx-check-grid h2 { margin-top: 10px; font-family: var(--serif); font-size: clamp(27px, 3.1vw, 38px); font-weight: 700; }
.cx-check-grid > div > p { margin-top: 14px; font-size: 14px; line-height: 2.05; color: #4f4636; }
.checklist { border-top: 2px solid var(--c-ink); }
.checklist li { display: flex; gap: 14px; padding: 13px 0; border-bottom: 1px solid var(--c-line); }
.checklist i { flex: none; width: 16px; height: 16px; margin-top: 3px; border: 1.5px solid var(--c-ink); }
.checklist strong { display: block; font-size: 13.5px; }
.checklist span { font-size: 12px; color: var(--c-muted); }

/* ---------- 赢 ---------- */
.cx-win-grid { display: grid; grid-template-columns: 1.05fr .95fr; gap: 54px; align-items: center; }
.cx-win-grid h2 { margin-top: 10px; font-family: var(--serif); font-size: clamp(27px, 3.1vw, 38px); font-weight: 700; }
.cx-win-grid > div > p { margin-top: 14px; font-size: 14px; line-height: 2.05; color: #4f4636; }
.win-card { background: #fffdf6; border: 1px solid var(--c-line); padding: 26px 24px; }
.win-card span { display: block; font-family: var(--mono); font-size: 8.5px; letter-spacing: 2px; color: #a08c6a; }
.win-card b { display: block; margin: 6px 0 20px; font-family: var(--serif); font-size: 24px; font-weight: 700; color: var(--c-ink); }
.win-card b:last-child { margin-bottom: 0; color: var(--c-red); }

/* ---------- 折叠 ---------- */
.page-cx .acc-trigger { font-family: var(--serif); font-size: 16.5px; font-weight: 600; }
.page-cx .acc-panel p { font-size: 13px; line-height: 1.95; }
.page-cx .acc-item.is-open .acc-trigger::after { color: var(--c-red); }

/* ---------- 写法 ---------- */
.writing-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.writing-grid article { padding: 24px 22px; background: #fffdf6; border: 1px solid var(--c-line); }
.writing-grid span { font-family: var(--mono); font-size: 9px; letter-spacing: 2px; color: var(--c-red); }
.writing-grid b { display: block; margin-top: 8px; font-family: var(--serif); font-size: 24px; letter-spacing: 3px; }
.writing-grid p { margin-top: 6px; font-size: 12.5px; color: var(--c-muted); }

/* ---------- 今用 ---------- */
.modern-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.modern-grid article { padding: 22px; background: #fffdf6; border: 1px solid var(--c-line); border-left: 3px solid var(--c-red); }
.modern-grid span { font-family: var(--mono); font-size: 9px; letter-spacing: 2px; color: var(--c-red); }
.modern-grid h3 { margin-top: 7px; font-family: var(--serif); font-size: 18px; font-weight: 700; }
.modern-grid p { margin-top: 5px; font-size: 12.5px; line-height: 1.9; color: var(--c-muted); }

/* ---------- 相关 ---------- */
.cx-rel-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1px; background: var(--c-line); border: 1px solid var(--c-line); }
.cx-rel-grid a { padding: 20px 22px; background: #fffdf6; transition: background .2s; }
.cx-rel-grid a:last-child:nth-child(odd) { grid-column: span 2; }
.cx-rel-grid a:hover { background: #fff; }
.cx-rel-grid span { font-family: var(--mono); font-size: 9px; letter-spacing: 2px; color: #a08c6a; }
.cx-rel-grid h3 { margin-top: 7px; font-family: var(--serif); font-size: 17px; font-weight: 700; }
.cx-rel-grid p { margin-top: 4px; font-size: 12px; color: var(--c-muted); }

/* ---------- CTA ---------- */
.cx-cta { padding: 62px 0; background: var(--c-red); color: #fff4ec; }
.cx-cta-inner { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 28px; }
.cx-cta h2 { margin-top: 10px; font-family: var(--serif); font-size: clamp(24px, 3vw, 35px); font-weight: 700; color: #fff; }
.cx-cta p { margin-top: 10px; max-width: 560px; font-size: 13.5px; color: #f5c9c4; }
.cx-cta p strong { color: #fff; }
.cx-cta-actions { display: flex; flex-wrap: wrap; gap: 12px; }
.cx-cta-actions .btn-primary { background: #fff; color: var(--c-red); border-radius: 2px; box-shadow: none; }
.cx-cta-actions .btn-room { border-radius: 2px; color: #fff; border-color: rgba(255, 255, 255, .5); }
.cx-cta-actions .btn-room b { color: #fff; }
.cx-cta .cx-kicker { color: #f5c9c4; }

/* ---------- 响应式 ---------- */
@media (max-width: 1080px) {
  .cx-hero-grid { grid-template-columns: 1fr; gap: 34px; }
  .cx-figure { max-width: 640px; }
  .cx-meta-inner { grid-template-columns: repeat(3, 1fr); }
  .cx-meta-inner > div:nth-child(4) { border-left: 0; }
  .word-grid { grid-template-columns: 1fr 1fr; }
  .cx-layers-grid { grid-template-columns: 1fr; gap: 22px; }
  .boundary-grid { grid-template-columns: 1fr; }
  .site-grid { grid-template-columns: 1fr; }
  .cx-check-grid { grid-template-columns: 1fr; gap: 22px; }
  .cx-win-grid { grid-template-columns: 1fr; gap: 24px; }
  .writing-grid { grid-template-columns: 1fr; }
  .modern-grid { grid-template-columns: 1fr; }
  .cx-rel-grid { grid-template-columns: 1fr; }
}

@media (max-width: 760px) {
  .cx-section { padding: 50px 0; }
  .cx-hero { padding: 18px 0 44px; }
  .cx-hero h1 { letter-spacing: 2px; }
  .cx-actions { flex-direction: column; }
  .cx-actions .btn { width: 100%; }
  .cx-meta-inner { grid-template-columns: 1fr 1fr; }
  .cx-meta-inner > div:nth-child(odd) { border-left: 0; padding-left: 0; }
  .word-grid { grid-template-columns: 1fr; }
  .writing-grid b { font-size: 21px; }
  .cx-cta-actions { width: 100%; }
  .cx-cta-actions .btn { width: 100%; }
}