/* ============================================================
   baoming-liucheng.html · H7双层叠字大标题 + D4楼梯式进度 +
   D5里程碑网格 + F1手风琴 + 深色tip带
   ============================================================ */

/* ---------- 题头：H7 双层叠字大标题 ---------- */
.lc-hero{
  position:relative;background:var(--brown-900);overflow:hidden;
  padding-top:calc(var(--header-h) + 60px);
  padding-bottom:80px;border-bottom:4px solid var(--brass);
}
.lc-hero-inner{position:relative;z-index:2;max-width:900px}
.lc-hero .crumb a{color:var(--brass-light)}
.lc-hero-title{position:relative;margin:18px 0 10px}
.lc-title-bg{
  position:absolute;left:-6px;top:-30px;
  font-family:var(--font-display);font-size:120px;font-weight:700;
  color:rgba(210,176,120,.12);line-height:1;letter-spacing:.1em;
  pointer-events:none;user-select:none;
}
.lc-hero-title h1{
  position:relative;font-size:clamp(40px,6vw,68px);color:var(--cream-50);
  letter-spacing:.06em;line-height:1.1;
}
.lc-hero-inner > p{color:var(--cream-200);font-size:16.5px;line-height:1.9;max-width:600px}

/* ---------- D4 楼梯式进度 ---------- */
.lc-main{background:var(--cream-50)}
.stair{
  list-style:none;display:grid;grid-template-columns:repeat(4,1fr);gap:20px;
}
.stair-item:nth-child(1){margin-top:0}
.stair-item:nth-child(2){margin-top:30px}
.stair-item:nth-child(3){margin-top:60px}
.stair-item:nth-child(4){margin-top:90px}
.stair-item:nth-child(5){margin-top:0}
.stair-item:nth-child(6){margin-top:30px}
.stair-item:nth-child(7){margin-top:60px}
.stair-item:nth-child(8){margin-top:90px}
.stair-card{
  background:var(--cream-100);border:1.5px solid var(--brown-700);
  border-top:4px solid var(--brass);border-radius:var(--r-sm);
  padding:26px 22px;box-shadow:var(--shadow-sm);height:100%;
  transition:transform .25s ease,box-shadow .25s ease;
}
.stair-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-md)}
.stair-num{
  display:inline-block;font-family:var(--font-display);font-size:32px;color:var(--brass);
  line-height:1;margin-bottom:10px;
}
.stair-card h3{font-size:18px;margin-bottom:8px;color:var(--brown-800)}
.stair-card p{font-size:13.5px;color:var(--ink-soft);line-height:1.8}

/* ---------- D5 里程碑网格 ---------- */
.lc-milestone{border-top:1px solid var(--line)}
.mile-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:18px}
.mile-card{
  background:var(--cream-50);border:1px solid var(--line);border-radius:var(--r-sm);
  padding:24px 20px;position:relative;
}
.mile-tag{
  display:inline-block;font-size:12px;letter-spacing:.15em;color:var(--brass);
  border:1px solid var(--brass);padding:3px 10px;margin-bottom:12px;
}
.mile-card h3{font-size:18px;margin-bottom:8px;color:var(--brown-800)}
.mile-card p{font-size:13.5px;color:var(--muted);line-height:1.75}

/* ---------- F1 手风琴 ---------- */
.lc-faq{background:var(--cream-50)}
.faq-wrap{max-width:880px}
.faq-item{
  background:var(--cream-100);border:1px solid var(--line);border-radius:var(--r-sm);
  margin-bottom:12px;overflow:hidden;
}
.faq-q{
  width:100%;text-align:left;padding:18px 22px;display:flex;justify-content:space-between;
  align-items:center;font-weight:600;font-size:16px;color:var(--brown-800);
}
.faq-sign{color:var(--brass);font-size:20px;transition:transform .25s ease}
.faq-q[aria-expanded="true"] .faq-sign{transform:rotate(45deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .3s ease}
.faq-a p{padding:0 22px 18px;color:var(--ink-soft);font-size:14.5px;line-height:1.85}

/* ---------- 深色 tip 带 ---------- */
.lc-tip{
  background:
    repeating-linear-gradient(90deg,rgba(210,176,120,.05) 0 1px,transparent 1px 56px),
    var(--green-900);
}
.lc-tip-inner{display:grid;grid-template-columns:1fr 1.2fr;gap:40px;align-items:center}
.lc-tip-media img{width:100%;height:300px;object-fit:cover;border-radius:var(--r-sm);border:1px solid var(--line-dark)}
.lc-tip-text h2{color:var(--cream-50);font-size:clamp(22px,2.6vw,30px);margin:6px 0 14px}
.lc-tip-text p{color:var(--cream-200);margin-bottom:18px;line-height:1.9}

/* ---------- CTA ---------- */
.lc-cta{border-top:4px solid var(--brass);text-align:center}
.lc-cta-inner{padding:20px 0}
.lc-cta-inner h2{color:var(--cream-50);font-size:clamp(24px,3vw,32px);margin-bottom:8px}
.lc-cta-inner p{color:var(--cream-200);margin-bottom:20px}
.lc-cta-actions{display:flex;gap:14px;justify-content:center;flex-wrap:wrap}

/* ---------- 响应式 ---------- */
@media (max-width:900px){
  .lc-title-bg{font-size:80px}
  .stair{grid-template-columns:1fr 1fr}
  .stair-item{margin-top:0!important}
  .mile-grid{grid-template-columns:1fr 1fr}
  .lc-tip-inner{grid-template-columns:1fr}
}

/* ---------- 扩充：流程坑点 ---------- */
.lc-pit{border-top:1px solid var(--line)}
.pit-list{max-width:880px}
.pit-row{
  display:grid;grid-template-columns:80px 1fr;gap:20px;align-items:start;
  padding:18px 0;border-bottom:1px dashed var(--line);
}
.pit-tag{
  display:inline-block;text-align:center;padding:6px 0;
  background:var(--brown-800);color:var(--brass-light);
  font-size:13px;letter-spacing:.1em;
}
.pit-body h3{font-size:16.5px;color:var(--brown-800);margin-bottom:6px}
.pit-body p{font-size:14.5px;color:var(--ink-soft);line-height:1.85}

/* ---------- 扩充：关联服务 ---------- */
.lc-relate{background:var(--cream-50)}
.lc-relate-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.lc-relate-cell{
  display:block;background:var(--cream-100);border:1.5px solid var(--brown-700);
  padding:24px 22px;transition:all .25s ease;
}
.lc-relate-cell:hover{background:var(--brown-800);transform:translateY(-4px)}
.lc-relate-cell:hover h3{color:var(--brass-light)}
.lc-relate-cell:hover p{color:var(--cream-200)}
.lc-relate-cell h3{font-size:17px;color:var(--brown-800);margin-bottom:8px}
.lc-relate-cell p{font-size:14px;color:var(--muted);line-height:1.8}

@media (max-width:900px){
  .pit-row{grid-template-columns:1fr}
  .lc-relate-grid{grid-template-columns:1fr}
}

/* ---------- 扩充：说明段 ---------- */
.lc-note,.cl-note,.fy-note,.xx-note,.jz-note,.kt-note,.kd-note,.tx-note{background:var(--cream-50)}
.lc-note .narrow,.cl-note .narrow,.fy-note .narrow,.xx-note .narrow,.jz-note .narrow,.kt-note .narrow,.kd-note .narrow,.tx-note .narrow{max-width:820px}
.note-body p{color:var(--ink-soft);line-height:2;margin-bottom:14px;font-size:15.5px}