/* ============================================================
   case-09.html —— 林州光能新能源案例
   布局：斜切头图 + 叠加文字 / 痛点 / 斜切拼贴方案板
        / 左右设计 / 功能小格 / CTA
   ============================================================ */

/* ---------- ① 斜切首屏 ---------- */
.c9-hero{ position:relative; padding-bottom:20px; }
.c9-hero-slant{
  height:min(42vw,400px); overflow:hidden;
  clip-path:polygon(0 0, 100% 0, 100% 78%, 0 100%);
}
.c9-hero-slant img{ width:100%; height:100%; object-fit:cover; }
.c9-hero-text{ margin-top:-110px; position:relative; z-index:2; }
.c9-hero-text h1{ margin:14px 0 12px; max-width:760px; }
.c9-hero-sub{ max-width:600px; }
.c9-hero-btns{ display:flex; gap:12px; flex-wrap:wrap; margin-top:20px; }

/* ---------- ② 痛点 ---------- */
.c9-pain{ padding:26px 0; }
.c9-pain .sec-head{ margin-bottom:30px; }
.c9-pain .sec-head h2{ margin:10px 0; }
.c9-pain-row{ display:grid; grid-template-columns:repeat(3,1fr); gap:18px; }
.c9-pain{ }
.c9-pain-row .c9-pain{
  background:var(--white); border-radius:28px 28px 28px 8px; padding:24px;
  border:2px dashed var(--green-mid); transition:transform .25s ease;
}
.c9-pain-row .c9-pain:hover{ transform:translateY(-5px); }
.c9-pain b{ display:block; color:var(--ink); margin-bottom:8px; }
.c9-pain p{ font-size:14px; margin:0; }

/* ---------- ③ 斜切拼贴 ---------- */
.c9-slant{ padding:26px 0; }
.c9-slant .sec-head{ margin-bottom:30px; }
.c9-slant .sec-head h2{ margin:10px 0; }
.c9-slant-row{ display:grid; grid-template-columns:1fr 1fr; gap:18px; }
.c9-slab{
  padding:30px 28px; border-radius:24px; color:var(--ink);
}
.c9-slab h3{ margin-bottom:10px; color:#fff; }
.c9-slab p{ color:rgba(255,255,255,.92); font-size:14px; margin:0; }
.c9-slab{ background:linear-gradient(135deg,var(--green),var(--green-deep)); transform:rotate(-1deg); }
.c9-slab-2{ background:linear-gradient(135deg,var(--yellow),var(--yellow-deep)); grid-column:span 2; transform:rotate(0.5deg); }
.c9-slab-3{ background:linear-gradient(135deg,var(--pink),var(--pink-deep)); transform:rotate(-0.5deg); }

/* ---------- ④ 设计亮点 ---------- */
.c9-design{ padding:26px 0; }
.c9-design-wrap{
  display:grid; grid-template-columns:1fr 1fr; gap:40px; align-items:center;
}
.c9-design-text h2{ margin:12px 0; }
.c9-design-photo img{ width:100%; aspect-ratio:4/3; object-fit:cover; border-radius:24px; box-shadow:var(--shadow-l); }

/* ---------- ⑤ 功能小格 ---------- */
.c9-feat{ padding:26px 0; }
.c9-feat .sec-head{ margin-bottom:26px; }
.c9-feat .sec-head h2{ margin:10px 0; }
.c9-feat-grid{ display:grid; grid-template-columns:repeat(4,1fr); gap:14px; }
.c9-f{
  background:var(--white); border-radius:16px; padding:18px;
  border-bottom:5px solid var(--green);
}
.c9-f b{ display:block; font-size:15px; color:var(--ink); margin-bottom:6px; }
.c9-f p{ font-size:13px; margin:0; }

/* ---------- ⑥ 成果 ---------- */
.c9-result{ padding:36px 0; }
.c9-result-row{ display:grid; grid-template-columns:repeat(3,1fr); gap:16px; text-align:center; }
.c9-result-row b{ display:block; font-size:38px; color:var(--green-deep); }
.c9-result-row b span{ font-size:18px; }
.c9-result-row span{ font-size:13px; font-weight:600; }

/* ---------- ⑦ 评价 ---------- */
.c9-say{ padding:10px 0 30px; }
.c9-say-card{
  max-width:640px; margin:0 auto; background:var(--green-soft);
  border-radius:var(--r-l); padding:32px 36px;
}
.c9-say-card p{ font-size:16px; color:var(--ink); font-weight:600; }
.c9-say-card b{ color:var(--green-deep); display:block; }
.c9-say-card span{ font-size:12px; opacity:.7; }

/* ---------- ⑧ 相关 ---------- */
.c9-rel{ padding:10px 0; }
.c9-rel .sec-head h2{ margin:10px 0; }
.c9-rel-row{ display:flex; flex-wrap:wrap; gap:12px; }
.c9-rel-chip{
  background:var(--white); border:2px dashed var(--green-mid); border-radius:var(--r-full);
  padding:11px 22px; font-size:14px; font-weight:700; transition:all .25s ease;
}
.c9-rel-chip:hover{ background:var(--green-soft); transform:translateY(-2px); }

/* ---------- ⑨ CTA ---------- */
.c9-cta{ padding:56px 0; background:var(--green-soft); border-radius:var(--r-xl) var(--r-xl) 0 0; }
.c9-cta-inner{ text-align:center; }
.c9-cta-btns{ display:flex; gap:14px; justify-content:center; flex-wrap:wrap; margin-top:20px; }

/* ---------- 响应式 ---------- */
@media (max-width:1023.98px){
  .c9-hero-text{ margin-top:-40px; }
  .c9-pain-row{ grid-template-columns:1fr; }
  .c9-slant-row{ grid-template-columns:1fr; }
  .c9-slab-2{ grid-column:span 1; }
  .c9-design-wrap{ grid-template-columns:1fr; }
  .c9-feat-grid{ grid-template-columns:repeat(2,1fr); }
  .c9-result-row{ grid-template-columns:1fr; gap:22px; }
}
@media (max-width:639.98px){
  .c9-feat-grid{ grid-template-columns:1fr; }
}