/* ==========================================================================
   liucheng.html 服务流程 私有样式
   版式：全宽横幅 hero + 中央竖线交替时间线 + 材料表 + 说明卡
   ========================================================================== */

/* ---------- Hero：全宽图 + 遮罩 ---------- */
.lc-hero{position:relative;margin-top:calc(var(--topbar-h) + var(--header-h))}
.lc-hero-bg{position:absolute;inset:0;z-index:0}
.lc-hero-bg img{width:100%;height:100%;object-fit:cover}
.lc-hero-overlay{
  position:relative;z-index:1;
  background:linear-gradient(100deg,rgba(63,90,69,.92) 0%,rgba(63,90,69,.72) 45%,rgba(63,90,69,.35) 100%);
  padding:90px 0 100px;
}
.lc-kicker{font-size:13px;letter-spacing:4px;color:#e9e2c8;font-weight:600;margin-bottom:18px}
.lc-title{
  font-size:clamp(30px,4.4vw,50px);color:#fbf7ee;line-height:1.4;letter-spacing:2px;margin-bottom:18px;
}
.lc-title .t-wood{color:var(--wood-light)}
.lc-sub{color:#e2e8da;font-size:15.5px;line-height:1.9;max-width:600px}
.lc-title{animation:lcFadeUp .9s var(--ease)}
@keyframes lcFadeUp{from{opacity:0;transform:translateY(22px)}to{opacity:1;transform:translateY(0)}}

/* ---------- 时间线 ---------- */
.lc-timeline-section{padding:90px 0;background:var(--cream)}
.lc-timeline{
  position:relative;max-width:920px;margin:0 auto;list-style:none;
}
.lc-timeline::before{
  content:"";position:absolute;top:0;bottom:0;left:50%;width:3px;transform:translateX(-50%);
  background:linear-gradient(var(--green),var(--wood));border-radius:3px;
}
.lc-node{position:relative;width:50%;padding:0 46px 46px 0}
.lc-node-right{margin-left:50%;padding:0 0 46px 46px}

.lc-node-dot{
  position:absolute;top:6px;right:-23px;width:46px;height:46px;border-radius:50%;
  background:var(--green);color:#fff;display:grid;place-items:center;
  font-family:var(--font-serif);font-size:18px;box-shadow:0 0 0 6px var(--cream),0 0 0 8px var(--green);
  z-index:2;
}
.lc-node-right .lc-node-dot{right:auto;left:-23px;background:var(--wood);box-shadow:0 0 0 6px var(--cream),0 0 0 8px var(--wood)}

.lc-node-card{
  background:var(--white);border:1px solid var(--line);border-radius:var(--radius);
  padding:26px 26px 22px;box-shadow:var(--shadow-sm);position:relative;
}
.lc-node-card::after{
  content:"";position:absolute;top:18px;right:-9px;width:16px;height:16px;
  background:var(--white);border-top:1px solid var(--line);border-right:1px solid var(--line);
  transform:rotate(45deg);
}
.lc-node-right .lc-node-card::after{right:auto;left:-9px;transform:rotate(225deg)}
.lc-node-tag{
  display:inline-block;font-size:12px;letter-spacing:2px;color:var(--green-deep);
  background:rgba(143,174,138,.16);border-radius:999px;padding:4px 12px;margin-bottom:12px;
}
.lc-node-tag-2{color:var(--wood-deep);background:rgba(185,138,94,.16)}
.lc-node-card h3{font-size:19px;margin-bottom:10px}
.lc-node-card p{font-size:14.5px;line-height:1.9;margin-bottom:14px}
.lc-node-do{display:flex;flex-direction:column;gap:6px;border-top:1px dashed var(--line);padding-top:12px}
.lc-node-do li{font-size:13px;color:var(--ink-soft);padding-left:16px;position:relative}
.lc-node-do li::before{content:"";position:absolute;left:0;top:8px;width:7px;height:7px;border-radius:2px;background:var(--green)}

/* ---------- 材料表 ---------- */
.lc-prep{padding:80px 0;background:var(--cream-3)}
.lc-table-wrap{max-width:860px;margin:0 auto}
.lc-prep-tip{font-size:13.5px;color:var(--ink-faint);margin-top:14px;text-align:center}

/* ---------- 节点说明 ---------- */
.lc-notes{padding:70px 0;background:var(--cream)}
.lc-notes-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.lc-note{
  background:var(--white);border:1px solid var(--line);border-top:4px solid var(--wood);
  border-radius:var(--radius);padding:26px;box-shadow:var(--shadow-sm);
}
.lc-note h3{font-size:17px;margin-bottom:10px;color:var(--wood-deep)}
.lc-note p{font-size:14px;line-height:1.9}

/* ---------- FAQ ---------- */
.lc-faq{padding:80px 0;background:var(--cream-3)}
.lc-faq-list{max-width:820px;margin:0 auto}
.lc-faq-item{
  background:var(--white);border:1px solid var(--line);border-radius:12px;margin-bottom:12px;box-shadow:var(--shadow-sm);
}
.lc-faq-item summary{cursor:pointer;font-weight:600;padding:16px 22px;list-style:none;position:relative;padding-right:30px}
.lc-faq-item summary::-webkit-details-marker{display:none}
.lc-faq-item summary::after{content:"+";position:absolute;right:18px;top:14px;color:var(--wood);font-size:20px}
.lc-faq-item[open] summary::after{content:"−"}
.lc-faq-item p{padding:0 22px 16px;font-size:14.5px;line-height:1.9;color:var(--ink-soft)}
.lc-faq-item a{color:var(--green-deep);font-weight:600}

/* ---------- CTA ---------- */
.lc-cta{padding:80px 0;text-align:center;background:linear-gradient(135deg,var(--green-dark),#4c6b52);color:#f4f1e6}
.lc-cta h2{font-size:clamp(24px,3.4vw,38px);color:#f4f1e6;line-height:1.5;letter-spacing:1px;margin-bottom:12px}
.lc-cta p{color:#d8e0d0;margin-bottom:28px}
.lc-cta-actions{display:flex;gap:14px;justify-content:center;flex-wrap:wrap}

/* ---------- 响应式 ---------- */
@media (max-width:760px){
  .lc-timeline::before{left:22px}
  .lc-node,.lc-node-right{width:100%;margin-left:0;padding:0 0 34px 56px}
  .lc-node-dot,.lc-node-right .lc-node-dot{left:0;right:auto}
  .lc-node-card::after,.lc-node-right .lc-node-card::after{display:none}
  .lc-notes-grid{grid-template-columns:1fr}
}