/* ============================================================
   龙铭特种作业 · 电力电缆作业 dianlicable.css
   签名 S23：138° 对角渐变分割（内容居左）+ 分裂圆环装饰
   ============================================================ */

/* ---------- 首屏 S23 ---------- */
.hero{
  position:relative;min-height:90vh;display:flex;align-items:center;overflow:hidden;
  background:linear-gradient(138deg,#0b0b0c 0%,#0b0b0c 42%,#202024 74%,#2b2b30 100%);
}
/* 分裂圆环装饰 */
.hero-ring{position:absolute;top:50%;left:66%;transform:translateY(-50%);pointer-events:none}
.hero-ring-1{width:380px;height:380px;border-radius:50%;border:1px solid rgba(255,255,255,.18);border-right-color:transparent;border-bottom-color:transparent}
.hero-ring-2{width:560px;height:560px;border-radius:50%;border:1px dashed rgba(255,255,255,.12);border-left-color:transparent;border-top-color:transparent}
.hero-inner{position:relative;z-index:2;padding:150px 0 90px;max-width:640px}
.hero .crumbs{margin-bottom:18px}
.hero .tag{margin-bottom:20px}
.hero-title{font-size:clamp(32px,5vw,56px);line-height:1.16;font-weight:900;margin:16px 0 20px}
.hero-title b{color:#fff;background:linear-gradient(180deg,transparent 62%,rgba(255,255,255,.16) 62%)}
.hero-lead{font-size:16px;color:var(--muted-dark);max-width:520px;line-height:1.9;margin-bottom:30px}
.hero-cta{display:flex;gap:14px;flex-wrap:wrap}

.inlink{color:#fff;border-bottom:1px solid rgba(255,255,255,.4);transition:.25s}
.inlink:hover{border-color:#fff}

/* ---------- 工种是什么 ---------- */
.what-sec{background:var(--ink)}
.what-grid{display:grid;grid-template-columns:1.2fr 1fr;gap:50px;align-items:center}
.what-txt p{font-size:15px;color:var(--muted-dark);line-height:1.95;margin-bottom:14px}
.what-txt .sec-title{margin-bottom:22px}
.what-img img{width:100%;border-radius:12px;object-fit:cover}

/* ---------- 场景（浅底） ---------- */
.scene-sec{background:var(--paper);color:var(--txt-on-light)}
.scene-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.scene-card{background:#fff;border-radius:12px;overflow:hidden;border:1px solid var(--line-dark);box-shadow:0 18px 40px rgba(11,11,12,.10);transition:.4s var(--ease)}
.scene-card:hover{transform:translateY(-8px)}
.scene-card img{width:100%;height:200px;object-fit:cover}
.scene-card figcaption{padding:18px 20px 22px;font-size:14px;color:var(--muted-light);line-height:1.8}
.scene-card figcaption b{display:block;font-size:16.5px;color:#000;margin-bottom:6px}

/* ---------- 考试四宫格 ---------- */
.exam-sec{background:var(--ink)}
.exam-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.exam-txt{background:var(--ink-2);border:1px solid var(--line);border-radius:12px;padding:28px;transition:.4s var(--ease)}
.exam-txt:hover{border-color:rgba(255,255,255,.3);transform:translateY(-4px)}
.exam-txt h3{font-size:18px;font-weight:800;margin-bottom:10px}
.exam-txt p{font-size:14px;color:var(--muted-dark);line-height:1.85}

/* ---------- 报考条件行 ---------- */
.section-alt{background:var(--ink-2)}
.cond-rows{display:flex;flex-direction:column}
.cond-row{display:grid;grid-template-columns:80px 160px 1fr;gap:24px;align-items:center;padding:24px 0;border-bottom:1px solid var(--line)}
.cr-no{font-size:26px;font-weight:900;color:transparent;-webkit-text-stroke:1px rgba(255,255,255,.5)}
.cond-row h3{font-size:18px;font-weight:800}
.cond-row p{font-size:14.5px;color:var(--muted-dark);line-height:1.8}

/* ---------- 材料（浅底） ---------- */
.mat-sec{background:var(--paper);color:var(--txt-on-light)}
.mat-wrap{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.mat-chip{padding:20px 22px;background:#fff;border:1px solid var(--line-dark);border-radius:10px;font-size:15px;font-weight:700;color:#000;display:flex;align-items:center;gap:12px}
.mat-chip::before{content:"";width:8px;height:8px;border-radius:50%;background:#000;flex:none}

/* ---------- 本地怎么报 ---------- */
.local-sec{background:var(--ink)}
.local-cols{display:grid;grid-template-columns:repeat(3,1fr);gap:28px}
.local-cols p{font-size:15px;color:var(--muted-dark);line-height:1.95;border-left:2px solid var(--line);padding-left:20px}

/* ---------- 适合谁 ---------- */
.fit-sec{background:var(--ink-2)}
.fit-tags{display:flex;flex-wrap:wrap;gap:12px}
.fit-tag{padding:11px 20px;border:1px solid var(--line);border-radius:6px;font-size:14px;background:var(--ink-3);transition:.3s var(--ease)}
.fit-tag:hover{background:#fff;color:#000;border-color:#fff;transform:translateY(-3px)}

/* ---------- FAQ ---------- */
.faq-sec{background:var(--ink)}
.faq-list{max-width:860px}
.faq-item{border-bottom:1px solid var(--line)}
.faq-item summary{cursor:pointer;list-style:none;padding:20px 0;font-size:16.5px;font-weight:700;display:flex;justify-content:space-between;align-items:center;gap:16px}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{content:"+";font-size:22px;color:var(--muted-dark);flex:none;transition:.3s}
.faq-item[open] summary::after{transform:rotate(45deg)}
.faq-item p{padding:0 0 20px;color:var(--muted-dark);font-size:14.5px;line-height:1.9;max-width:760px}

/* ---------- CTA ---------- */
.cta-sec{background:var(--paper);color:var(--txt-on-light)}
.cta-strip{background:var(--ink);color:#fff;border-radius:18px;padding:50px 56px;display:flex;align-items:center;justify-content:space-between;gap:30px;flex-wrap:wrap;position:relative;overflow:hidden}
.cta-strip::before{content:"";position:absolute;right:-40px;bottom:-60px;width:200px;height:200px;border-radius:50%;border:1px solid rgba(255,255,255,.12)}
.cta-strip h2{font-size:clamp(22px,2.8vw,32px);font-weight:900;margin-bottom:8px}
.cta-strip p{color:var(--muted-dark);font-size:14.5px}
.cta-btns{display:flex;gap:14px;flex-wrap:wrap;position:relative;z-index:1}

/* ---------- 响应式 ---------- */
@media (max-width:1280px){
  .scene-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:1024px){
  .what-grid{grid-template-columns:1fr;gap:30px}
  .cond-row{grid-template-columns:60px 1fr;gap:14px}
  .cond-row p{grid-column:1/-1}
  .local-cols{grid-template-columns:1fr;gap:20px}
  .hero-ring{display:none}
}
@media (max-width:768px){
  .scene-grid{grid-template-columns:1fr}
  .exam-grid{grid-template-columns:1fr}
  .mat-wrap{grid-template-columns:1fr 1fr}
}
@media (max-width:480px){
  .mat-wrap{grid-template-columns:1fr}
  .cta-strip{padding:34px 24px}
}

/* ============================================================
   R2 重构新增：① 干啥活四步+横幅图、③ 电缆安全要点、
                ④ 条件侧栏卡、⑤ 考试三步、⑥ 材料卡片
   ============================================================ */

/* ① 干啥活四步 */
.what-cols{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin-bottom:36px}
.what-item{background:var(--ink-2);border:1px solid var(--line);border-radius:12px;padding:26px 22px;transition:.4s var(--ease)}
.what-item:hover{border-color:rgba(255,255,255,.3);transform:translateY(-5px)}
.wi-no{display:block;font-size:24px;font-weight:900;color:transparent;-webkit-text-stroke:1px rgba(255,255,255,.55);margin-bottom:12px}
.what-item h3{font-size:18px;font-weight:800;margin-bottom:10px}
.what-item p{font-size:13.5px;color:var(--muted-dark);line-height:1.85}
.what-fig img{width:100%;height:300px;object-fit:cover;border-radius:12px}

/* ③ 电缆安全要点 */
.cable-sec{background:var(--ink-2)}
.cable-grid{display:grid;grid-template-columns:1.25fr 1fr;gap:56px;align-items:start}
.cable-txt .sec-title{margin-bottom:16px}
.cable-txt>p{font-size:15px;color:var(--muted-dark);line-height:1.9;margin-bottom:26px}
.cable-points{display:flex;flex-direction:column}
.cp-item{display:grid;grid-template-columns:56px 1fr;gap:18px;padding:18px 0;border-bottom:1px solid var(--line);align-items:start}
.cp-no{font-size:22px;font-weight:900;color:transparent;-webkit-text-stroke:1px rgba(255,255,255,.55)}
.cp-item p{font-size:14.5px;color:var(--muted-dark);line-height:1.85}
.cp-item b{color:#fff;font-size:15.5px}
.cable-fig img{width:100%;border-radius:12px;height:280px;object-fit:cover;margin-bottom:14px}
.cable-fig p{font-size:13.5px;color:var(--muted-dark);line-height:1.85}

/* ④ 报考条件：左文右侧栏卡 */
.cond-grid{display:grid;grid-template-columns:1.3fr 1fr;gap:56px;align-items:center}
.cond-txt .sec-title{margin-bottom:18px}
.cond-txt p{font-size:15px;color:var(--muted-dark);line-height:1.9;margin-bottom:14px}
.cond-side{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.cond-card{background:var(--ink-3);border:1px solid var(--line);border-radius:12px;padding:24px 20px}
.cond-card b{display:block;font-size:26px;font-weight:900;color:#fff;margin-bottom:10px}
.cond-card span{font-size:13.5px;color:var(--muted-dark);line-height:1.6}

/* ⑤ 考试三步 */
.exam-steps{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;counter-reset:step}
.exam-step{background:var(--ink-2);border:1px solid var(--line);border-radius:12px;padding:30px 26px}
.es-no{display:inline-flex;align-items:center;justify-content:center;width:44px;height:44px;border-radius:50%;border:1px solid rgba(255,255,255,.4);font-weight:900;font-size:18px;margin-bottom:16px}
.exam-step h3{font-size:18px;font-weight:800;margin-bottom:10px}
.exam-step p{font-size:14px;color:var(--muted-dark);line-height:1.85}

/* ⑥ 材料卡片 */
.mat-list{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.mat-item{background:#fff;border:1px solid var(--line-dark);border-radius:10px;padding:22px 22px}
.mat-item b{display:block;font-size:16px;color:#000;margin-bottom:6px}
.mat-item span{font-size:13.5px;color:var(--muted-light)}

@media (max-width:1024px){
  .what-cols{grid-template-columns:1fr 1fr}
  .cable-grid,.cond-grid{grid-template-columns:1fr;gap:30px}
  .exam-steps{grid-template-columns:1fr}
}
@media (max-width:768px){
  .what-cols,.mat-list{grid-template-columns:1fr}
  .what-fig img{height:200px}
}