/* ============================================================
   diangong-high.html 高压电工页独有样式
   前缀 dh-
   ============================================================ */

/* ---------- Hero：满屏图 + 暗底参数条 ---------- */
.dh-hero{position:relative;min-height:600px;display:flex;align-items:flex-end;background:var(--c1);overflow:hidden;padding-top:var(--header-h)}
.dh-hero__bg{position:absolute;inset:0}
.dh-hero__bg img{width:100%;height:100%;object-fit:cover;object-position:center 30%;opacity:.6}
.dh-hero__bg::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(21,24,27,.5) 0%,rgba(21,24,27,.55) 45%,rgba(21,24,27,.96) 100%)}
.dh-hero__inner{position:relative;z-index:2;padding:60px 0 30px;width:100%}
.dh-kicker{display:inline-block;font-family:var(--font-en);font-size:12px;letter-spacing:.28em;color:var(--o2);border:1px solid rgba(244,123,51,.4);padding:7px 16px;background:rgba(21,24,27,.5)}
.dh-hero h1{font-size:clamp(32px,5vw,58px);font-weight:900;line-height:1.16;margin:22px 0 16px}
.dh-hero h1 em{font-style:normal;color:var(--o1)}
.dh-lead{max-width:600px;color:rgba(247,248,244,.82);font-size:15.5px}
.dh-hero__cta{display:flex;flex-wrap:wrap;gap:16px;margin-top:30px}
/* 暗底参数条 */
.dh-params{position:relative;z-index:2;background:rgba(15,18,20,.92);border-top:1px solid var(--line-d)}
.dh-params__grid{display:grid;grid-template-columns:repeat(4,1fr)}
.dh-params__grid div{padding:22px 24px;border-right:1px dashed var(--line-d)}
.dh-params__grid div:last-child{border-right:none}
.dh-params__grid b{display:block;font-family:var(--font-en);font-size:28px;font-weight:900;color:var(--o1);line-height:1.1}
.dh-params__grid span{font-size:12.5px;color:var(--g4)}

/* ---------- 作业场景 ---------- */
.dh-scene__grid{display:grid;grid-template-columns:1.4fr 1fr;gap:26px}
.dh-scene__main{position:relative}
.dh-scene__main img{width:100%;height:420px;object-fit:cover}
.dh-scene__cap{position:absolute;left:0;right:0;bottom:0;background:linear-gradient(180deg,transparent,rgba(21,24,27,.92));padding:60px 26px 22px}
.dh-scene__cap h3{font-size:20px;margin-bottom:6px}
.dh-scene__cap p{font-size:13.5px;color:rgba(247,248,244,.82)}
.dh-scene__side{display:grid;gap:26px}
.dh-scene__item{background:var(--c2);border:1px solid var(--line-d);overflow:hidden}
.dh-scene__item img{width:100%;height:150px;object-fit:cover}
.dh-scene__item h3{font-size:17px;padding:18px 20px 4px}
.dh-scene__item p{font-size:13.5px;color:var(--g4);padding:0 20px 20px}
.dh-scene__item p a{color:var(--o2);font-weight:700}

/* ---------- 对比表（米白） ---------- */
.dh-cmp{background:var(--paper);color:var(--c1)}
.dh-cmp__note{text-align:center;margin-top:26px;color:#5A6158;font-size:14px}
.dh-cmp__note a{color:var(--o1);font-weight:700;text-decoration:underline}

/* ---------- 对比表列宽 + 通用二级标题 ---------- */
.dh-cmp .c1{width:22%}.dh-cmp .c2{width:39%}.dh-cmp .c3{width:39%}
.dh-sec-h2{font-size:clamp(24px,3vw,38px);font-weight:900;margin:14px 0 22px}

/* ---------- 报考要求 ---------- */
.dh-req__grid{display:grid;grid-template-columns:1.1fr 1fr;gap:50px;align-items:start}
.dh-req__item{display:grid;grid-template-columns:56px 1fr;gap:18px;padding:20px 0;border-bottom:1px dashed var(--line-d)}
.dh-req__item:last-child{border-bottom:none}
.dh-req__item>b{font-family:var(--font-en);font-size:26px;font-weight:900;color:transparent;-webkit-text-stroke:1.4px var(--o1);line-height:1}
.dh-req__item h3{font-size:17px;margin-bottom:6px}
.dh-req__tag{display:inline-block;margin-left:8px;font-style:normal;font-size:11px;font-weight:700;letter-spacing:.05em;color:var(--o2);border:1px solid rgba(214,69,17,.6);padding:1px 8px;vertical-align:middle}
.dh-req__item p{font-size:14px;color:var(--g4)}
.dh-req__item p a{color:var(--o2);font-weight:700}
.dh-req__media{position:relative}
.dh-req__media img{width:100%;height:300px;object-fit:cover}
.dh-req__quote{background:var(--c2);border-left:4px solid var(--o1);padding:22px 24px;margin-top:20px}
.dh-req__quote p{font-size:15px;color:var(--g4);font-style:italic}

/* ---------- 培训内容（军绿） ---------- */
.dh-train{background:var(--g1)}

/* ---------- 适用岗位 ---------- */
.dh-jobs__grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.dh-jobs__card{background:var(--c2);border:1px solid var(--line-d);padding:28px 24px;transition:transform .3s,border-color .3s}
.dh-jobs__card:hover{transform:translateY(-6px);border-color:rgba(224,91,32,.4)}
.dh-jobs__card h3{font-size:17px;margin-bottom:10px}
.dh-jobs__card p{font-size:13.5px;color:var(--g4)}
.dh-jobs__card p a{color:var(--o2);font-weight:700}

/* ---------- 证书价值数据带（米白） ---------- */
.dh-value{background:var(--paper);color:var(--c1)}
.dh-value__grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.dh-value__card{background:#fff;border:1px solid var(--line-l);text-align:center;padding:36px 24px;box-shadow:0 10px 30px rgba(20,24,27,.05)}
.dh-value__card b{display:block;font-family:var(--font-en);font-size:34px;font-weight:900;color:var(--o1);margin-bottom:8px}
.dh-value__card span{font-size:13.5px;color:#5A6158}

/* ---------- CTA ---------- */
.dh-cta{position:relative;overflow:hidden}
.dh-cta::before{content:"";position:absolute;right:-70px;top:-70px;width:260px;height:260px;border:2px dashed rgba(224,91,32,.28);border-radius:50%}
.dh-cta__inner{position:relative;z-index:2;display:grid;grid-template-columns:1.2fr 1fr;gap:48px;align-items:center}
.dh-cta h2{font-size:clamp(24px,3.2vw,38px);font-weight:900;margin:14px 0 14px}
.dh-cta p{color:var(--g4);max-width:480px;margin-bottom:24px}
.dh-cta__tel{display:inline-flex;align-items:baseline;gap:14px;font-family:var(--font-en);font-size:34px;font-weight:900;color:var(--o1)}
.dh-cta__tel small{font-family:var(--font-cn);font-size:12px;color:var(--g4)}
.dh-cta__form{background:var(--c2);border:1px solid var(--line-d);padding:32px;clip-path:polygon(24px 0,100% 0,100% calc(100% - 24px),calc(100% - 24px) 100%,0 100%,0 24px)}
.dh-cta__form h3{font-size:19px;margin-bottom:4px}
.dh-cta__form>p{font-size:13px;margin-bottom:18px}

/* ---------- 响应式 ---------- */
@media (max-width:1024px){
  .dh-scene__grid{grid-template-columns:1fr}
  .dh-scene__main img{height:320px}
  .dh-req__grid{grid-template-columns:1fr;gap:30px}
  .dh-cta__inner{grid-template-columns:1fr}
  .dh-params__grid{grid-template-columns:1fr 1fr}
  .dh-params__grid div:nth-child(2){border-right:none}
  .dh-jobs__grid{grid-template-columns:1fr 1fr}
  .dh-value__grid{grid-template-columns:1fr}
}
@media (max-width:640px){
  .dh-params__grid{grid-template-columns:1fr 1fr}
  .dh-params__grid div{padding:16px;border-bottom:1px dashed var(--line-d)}
  .dh-cta__tel{font-size:26px}
  .dh-jobs__grid{grid-template-columns:1fr}
}