/* ============================================================
   case-20.html 专属样式 —— 安阳鼎力起重机械 · 起重机械官网案例
   布局特征：顶部数据条 + 宽屏 Hero（悬浮图标签） / 图标痛点卡 /
             横排步骤目标 / 2×2 栏目 / 左右设计图 / 双列功能 / CTA 图
   ============================================================ */

.c20-crumb{ padding-top:26px; }

/* ---------- ① 数据条 + Hero ---------- */
.c20-strip{
  background:var(--ink); color:#FFF3D6; padding:16px 0;
}
.c20-strip-in{ display:grid; grid-template-columns:repeat(4,1fr); gap:12px; text-align:center; }
.c20-strip-in span{ font-size:13px; }
.c20-strip-in b{ color:var(--yellow); font-size:17px; margin-right:6px; }

.c20-hero{ padding:44px 0 56px; }
.c20-hero-grid{ display:grid; grid-template-columns:1fr 1.05fr; gap:56px; align-items:center; }
.c20-hero-text .tag{ margin-bottom:16px; }
.c20-hero-text h1{ margin-bottom:18px; }
.c20-hero-sub{ margin-bottom:26px; }
.c20-hero-btns{ display:flex; gap:14px; flex-wrap:wrap; }
.c20-hero-img{ position:relative; }
.c20-hero-img img{ border-radius:var(--r-l); box-shadow:var(--shadow-l); }
.c20-img-tag{
  position:absolute; bottom:-16px; left:-16px;
  background:var(--yellow); color:#fff; font-size:13px; font-weight:800;
  padding:8px 18px; border-radius:var(--r-full); transform:rotate(-3deg);
}

/* ---------- ② 痛点 ---------- */
.c20-bg{ padding:30px 0; }
.c20-bg-head{ max-width:720px; margin-bottom:28px; }
.c20-bg-head .tag{ margin-bottom:12px; display:inline-block; }
.c20-cards{ display:grid; grid-template-columns:repeat(3,1fr); gap:18px; }
.c20-card{
  background:var(--white); border-radius:var(--r-m); padding:26px 22px;
  border-top:5px solid var(--ink);
  transition:transform .25s ease, box-shadow .25s ease;
}
.c20-card:hover{ transform:translateY(-6px); box-shadow:var(--shadow-s); }
.c20-card-ic{
  width:48px; height:48px; border-radius:14px; background:var(--cream-2);
  color:var(--ink); display:flex; align-items:center; justify-content:center; margin-bottom:12px;
}
.c20-card-ic svg{ width:24px; height:24px; }
.c20-card h3{ font-size:17px; margin-bottom:6px; }
.c20-card p{ font-size:14px; margin:0; }

/* ---------- ③ 横排步骤 ---------- */
.c20-goal{ padding:30px 0; }
.c20-goal-head{ margin-bottom:24px; }
.c20-goal-head .tag{ margin-bottom:12px; display:inline-block; }
.c20-goal-line{
  list-style:none; display:grid; grid-template-columns:repeat(4,1fr); gap:14px;
  counter-reset:c20;
}
.c20-goal-line li{
  background:var(--white); border-radius:var(--r-m); padding:22px;
  border-bottom:4px solid var(--yellow);
}
.c20-goal-line b{
  display:inline-grid; place-items:center; width:38px; height:38px; border-radius:50%;
  background:var(--yellow-soft); color:var(--yellow-deep); margin-bottom:10px;
}
.c20-goal-line p{ font-size:14px; margin:0; }

/* ---------- ④ 栏目 2×2 ---------- */
.c20-map{ padding:30px 0; }
.c20-map-grid{ display:grid; grid-template-columns:1fr 1fr; gap:16px; }
.c20-map-item{
  background:var(--white); border-radius:var(--r-m); padding:24px;
  border:2px dashed var(--yellow);
  transition:transform .25s ease;
}
.c20-map-item:hover{ transform:translateY(-5px); }
.c20-map-item b{ display:block; font-size:18px; color:var(--ink); margin-bottom:6px; }
.c20-map-item p{ font-size:14px; margin:0; }

/* ---------- ⑤ 设计亮点 ---------- */
.c20-shot{ padding:40px 0; }
.c20-shot-wrap{ display:grid; grid-template-columns:1.15fr 1fr; gap:48px; align-items:center; }
.c20-shot-img img{ border-radius:var(--r-l); box-shadow:var(--shadow-l); }
.c20-shot-text .tag{ margin-bottom:14px; }
.c20-shot-text h2{ margin-bottom:16px; }

/* ---------- ⑥ 双列功能 ---------- */
.c20-feat{ padding:30px 0; }
.c20-feat-head{ margin-bottom:24px; }
.c20-feat-head .tag{ margin-bottom:12px; display:inline-block; }
.c20-feat-cols{ display:grid; grid-template-columns:1fr 1fr; gap:20px; }
.c20-feat-list{ list-style:none; display:flex; flex-direction:column; gap:10px; }
.c20-feat-list li{
  background:var(--white); border-radius:var(--r-s); padding:14px 18px;
  font-size:14px; display:flex; align-items:center; gap:12px;
}
.c20-tag{
  flex:none; background:var(--ink); color:#FFF3D6; font-size:12px; font-weight:700;
  border-radius:8px; padding:4px 10px;
}
.c20-tag-g{ background:var(--green-deep); color:#fff; }

/* ---------- ⑦ 成果 ---------- */
.c20-res{ padding:20px 0; }
.c20-res-head{ margin-bottom:20px; }
.c20-res-row{ display:grid; grid-template-columns:repeat(4,1fr); gap:14px; }
.c20-res-item{
  background:var(--white); border-radius:var(--r-m); padding:24px 14px; text-align:center;
  border:2px solid var(--cream-2);
}
.c20-res-item b{ font-size:30px; color:var(--ink); font-weight:800; }
.c20-res-item b span{ font-size:14px; color:var(--yellow-deep); }
.c20-res-item p{ font-size:12px; margin:6px 0 0; }
.c20-res-note{ text-align:center; font-size:13px; margin-top:14px; }

/* ---------- ⑧ 评价 ---------- */
.c20-quote{ padding:10px 0 40px; }
.c20-quote-card{
  background:var(--ink); color:#FFF3D6; border-radius:var(--r-l); padding:38px 44px;
}
.c20-quote-card blockquote{ font-size:18px; line-height:1.9; margin:0 0 14px; }
.c20-quote-card figcaption{ color:var(--yellow); font-weight:800; }

/* ---------- ⑨ 相关 ---------- */
.c20-rel{ padding:20px 0; }
.c20-rel-head{ margin-bottom:24px; }
.c20-rel-grid{ display:grid; grid-template-columns:repeat(3,1fr); gap:16px; }
.c20-rel-card{
  background:var(--white); border-radius:var(--r-s); padding:18px 22px;
  border:2px solid var(--cream-2);
  transition:transform .25s ease, border-color .25s ease;
}
.c20-rel-card:hover{ transform:translateY(-4px); border-color:var(--yellow); }
.c20-rel-card b{ display:block; color:var(--ink); margin-bottom:4px; }
.c20-rel-card span{ font-size:13px; color:var(--body); }

/* ---------- ⑩ CTA 图 ---------- */
.c20-cta{ position:relative; margin-top:50px; border-radius:var(--r-xl) var(--r-xl) 0 0; overflow:hidden; }
.c20-cta-bg{ position:absolute; inset:0; width:100%; height:100%; object-fit:cover; }
.c20-cta::before{
  content:""; position:absolute; inset:0; z-index:1;
  background:linear-gradient(120deg,rgba(91,70,54,.85),rgba(232,160,32,.55));
}
.c20-cta-inner{ position:relative; z-index:2; text-align:center; padding:80px 20px; }
.c20-cta-inner h2{ color:#fff; margin-bottom:14px; }
.c20-cta-inner p{ color:#FFE9B8; margin-bottom:26px; }
.c20-cta-btns{ display:flex; gap:14px; justify-content:center; flex-wrap:wrap; }

/* ---------- 响应式 ---------- */
@media (max-width:991.98px){
  .c20-strip-in{ grid-template-columns:1fr 1fr; gap:10px; }
  .c20-hero-grid,.c20-shot-wrap{ grid-template-columns:1fr; gap:32px; }
  .c20-cards{ grid-template-columns:1fr; }
  .c20-goal-line{ grid-template-columns:1fr 1fr; }
  .c20-feat-cols{ grid-template-columns:1fr; }
  .c20-res-row{ grid-template-columns:1fr 1fr; }
  .c20-rel-grid{ grid-template-columns:1fr 1fr; }
}
@media (max-width:575.98px){
  .c20-map-grid,.c20-rel-grid{ grid-template-columns:1fr; }
  .c20-quote-card{ padding:26px 20px; }
  .c20-quote-card blockquote{ font-size:16px; }
}