/* ==========================================================================
   news-hangong-kaoshi.css  焊工证考试考什么？理论+实操科目详解
   骨架：横幅顶图压字 hero + 左侧 sticky 锚点目录 / 右侧图文交错正文
   ========================================================================== */

/* ---------- Hero：横幅顶图压字 ---------- */
.hg-hero{
  position:relative;
  padding:calc(var(--header-h) + var(--topbar-h) + 30px) 0 0;
  background:var(--cream);
}
.hg-banner{width:100%;height:360px;overflow:hidden}
.hg-banner img{width:100%;height:100%;object-fit:cover;object-position:center 40%}
.hg-hero-card{
  max-width:860px;margin:-70px auto 0;position:relative;z-index:2;
  background:var(--white);border:1px solid var(--line);border-radius:20px;
  box-shadow:var(--shadow-md);padding:30px 36px 34px;
}
.hg-hero-meta{display:flex;flex-wrap:wrap;gap:8px;align-items:center;font-size:13px;color:var(--ink-faint);letter-spacing:1px;margin-bottom:14px}
.hg-hero-meta .dot{color:var(--wood-light)}
.hg-hero-title{
  font-size:clamp(28px,4vw,44px);letter-spacing:1px;line-height:1.25;margin-bottom:12px;
  opacity:0;transform:translateY(20px);animation:hgUp .8s var(--ease) forwards;
}
@keyframes hgUp{to{opacity:1;transform:none}}
.hg-hero-sub{font-size:16px;color:var(--ink-soft)}

/* ---------- 正文：左 sticky 目录 + 右内容 ---------- */
.hg-body{padding:56px 0 30px;background:var(--cream)}
.hg-wrap{display:grid;grid-template-columns:240px 1fr;gap:44px;max-width:1180px;margin:0 auto}

.hg-toc{
  position:sticky;top:calc(var(--header-h) + var(--topbar-h) + 20px);
  align-self:start;
  background:var(--white);border:1px solid var(--line);border-radius:16px;
  padding:22px 18px;box-shadow:var(--shadow-sm);
}
.hg-toc-title{font-size:13px;letter-spacing:3px;color:var(--ink-faint);margin-bottom:14px}
.hg-toc nav{display:flex;flex-direction:column;gap:4px}
.hg-toc nav a{
  display:flex;align-items:center;gap:10px;padding:9px 10px;border-radius:10px;
  font-size:14.5px;color:var(--ink-soft);border-left:2px solid transparent;
  transition:all .25s var(--ease);
}
.hg-toc nav a:hover{background:var(--cream-2);color:var(--green-dark);border-left-color:var(--green)}
.hg-toc .tn{font-size:12px;color:var(--wood);font-weight:700}
.hg-toc-contact{margin-top:16px;padding-top:14px;border-top:1px dashed var(--line);font-size:13px;color:var(--ink-faint)}
.hg-toc-contact a{display:block;margin-top:4px;font-size:17px;color:var(--wood-deep);font-weight:700}

.hg-content{min-width:0;font-size:16px;line-height:1.95}
.hg-lead{
  font-size:18px;color:var(--ink);line-height:1.9;margin-bottom:36px;
  padding-left:18px;border-left:4px solid var(--wood-light);
}
.hg-sec{margin-bottom:40px;scroll-margin-top:120px}
.hg-sec h2{display:flex;align-items:baseline;gap:12px;font-size:23px;margin-bottom:14px;letter-spacing:1px}
.hg-no{font-family:var(--font-serif);font-size:15px;color:var(--green-deep);background:rgba(143,174,138,.16);padding:3px 10px;border-radius:8px}
.hg-sec p{margin-bottom:14px}

.hg-fig{margin:26px 0}
.hg-fig img{width:100%;border-radius:14px;aspect-ratio:16/9;object-fit:cover;box-shadow:var(--shadow-sm)}
.hg-fig-right{margin-left:60px}
.hg-fig figcaption{margin-top:8px;font-size:13px;color:var(--ink-faint);text-align:center}

.hg-pit{display:flex;flex-direction:column;gap:12px;margin-top:8px}
.hg-pit-item{
  background:var(--white);border:1px solid var(--line);border-radius:12px;
  padding:14px 18px;font-size:14.5px;color:var(--ink-soft);line-height:1.8;
}

/* 要点框 */
.hg-keybox{
  margin:46px 0;background:linear-gradient(135deg,var(--cream-3),var(--cream-2));
  border:1.5px solid var(--green);border-radius:16px;padding:26px 30px;
}
.hg-keybox h3{display:flex;align-items:center;gap:9px;color:var(--green-dark);font-size:18px;margin-bottom:12px}
.hg-keybox ul{display:flex;flex-direction:column;gap:8px}
.hg-keybox li{position:relative;padding-left:22px;font-size:14.5px;color:var(--ink-soft)}
.hg-keybox li::before{content:"✓";position:absolute;left:0;top:0;color:var(--green-deep);font-weight:700}

/* 相关阅读 */
.hg-related{margin-top:40px}
.hg-related h3{font-size:19px;margin-bottom:16px}
.hg-related ul{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.hg-related a{
  display:flex;align-items:center;gap:9px;background:var(--white);
  border:1px solid var(--line);border-radius:10px;padding:11px 14px;font-size:14px;color:var(--ink-soft);
  transition:all .25s var(--ease);
}
.hg-related a:hover{border-color:var(--green);transform:translateY(-2px)}
.rl-tag{font-size:11px;color:var(--wood-deep);background:var(--cream-2);padding:2px 8px;border-radius:6px;letter-spacing:1px;flex-shrink:0}

/* FAQ */
.hg-faq{padding:70px 0;background:var(--cream-2)}
.hg-faq-wrap{max-width:820px;margin:0 auto}
.hg-faq h2{font-size:26px;text-align:center;margin-bottom:32px;letter-spacing:2px}
.hg-faq details{background:var(--white);border:1px solid var(--line);border-radius:12px;margin-bottom:12px}
.hg-faq summary{
  list-style:none;cursor:pointer;display:flex;justify-content:space-between;align-items:center;
  gap:14px;padding:16px 20px;font-weight:600;color:var(--ink);font-size:15.5px;
}
.hg-faq summary::-webkit-details-marker{display:none}
.hg-faq .arr{
  flex-shrink:0;width:26px;height:26px;border-radius:8px;background:var(--cream-2);
  display:grid;place-items:center;color:var(--green-dark);transition:transform .3s var(--ease);
}
.hg-faq details[open] .arr{transform:rotate(45deg);background:var(--green-dark);color:#fff}
.hg-faq details p{padding:0 20px 16px;font-size:14.5px;line-height:1.9}

/* CTA */
.hg-cta{padding:56px 0;background:var(--green-dark)}
.hg-cta-inner{display:flex;flex-wrap:wrap;gap:26px;align-items:center;justify-content:space-between}
.hg-cta-copy h2{color:#f4f1de;font-size:clamp(20px,2.4vw,28px);margin-bottom:8px}
.hg-cta-copy p{color:#c6d1bd;font-size:14.5px}
.hg-cta-btns{display:flex;flex-wrap:wrap;gap:12px}

/* 响应式 */
@media (max-width:960px){
  .hg-wrap{grid-template-columns:1fr}
  .hg-toc{position:static}
  .hg-toc nav{flex-direction:row;flex-wrap:wrap}
  .hg-toc nav a{border-left:0;border-bottom:2px solid transparent}
  .hg-fig-right{margin-left:0}
}
@media (max-width:640px){
  .hg-banner{height:240px}
  .hg-hero-card{margin:-50px 16px 0;padding:22px 20px}
  .hg-related ul{grid-template-columns:1fr}
  .btn{width:100%}
}
@media (prefers-reduced-motion:reduce){.hg-hero-title{opacity:1;transform:none;animation:none}}