/* ==========================================================================
   yanhuabaozhu.html 烟花爆竹安全作业证 私有样式
   版式：双栏错位大卡 hero + 流程数字带 + 条件四宫格 + 图文对照
   ========================================================================== */

/* ---------- Hero：双栏错位大卡 ---------- */
.yb-hero{
  padding:calc(var(--topbar-h) + var(--header-h) + 64px) 0 90px;
  background:
    radial-gradient(900px 460px at 105% -10%, rgba(217,185,140,.25), transparent 55%),
    linear-gradient(160deg,var(--cream),var(--cream-3));
}
.yb-hero-grid{display:grid;grid-template-columns:1fr 1fr;gap:44px;align-items:center}
.yb-card{position:relative}
.yb-card-a figure{
  border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow-lg);transform:rotate(-2deg);
}
.yb-card-a img{width:100%;height:auto}
.yb-card-b{padding:20px}
.yb-kicker{font-size:13px;letter-spacing:3px;color:var(--wood-deep);font-weight:600;margin-bottom:16px}
.yb-title{
  font-size:clamp(32px,4.4vw,50px);letter-spacing:6px;margin-bottom:8px;
  animation:ybSpace 1.4s var(--ease);
}
@keyframes ybSpace{0%{letter-spacing:20px;opacity:0}100%{letter-spacing:6px;opacity:1}}
.yb-title-sub{font-size:15px;color:var(--green-dark);margin-bottom:18px;letter-spacing:1px}
.yb-desc{font-size:15px;line-height:2;margin-bottom:26px}
.yb-actions{display:flex;gap:14px;flex-wrap:wrap}

/* ---------- 流程数字带 ---------- */
.yb-numband{background:var(--green-dark);padding:76px 0}
.yb-numband .section-title{color:#f6f2e6}
.yb-numband .section-sub{color:#c6d1bd}
.yb-num-row{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.yb-num{text-align:center;padding:10px}
.yb-num strong{
  font-family:var(--font-serif);font-size:clamp(40px,4.6vw,58px);color:var(--wood-light);line-height:1;display:block;
}
.yb-num strong span{font-size:18px;color:#f0e8d0;margin-left:4px}
.yb-num p{font-size:13px;color:#c6d1bd;line-height:1.8;margin-top:12px}

/* ---------- 报考条件 ---------- */
.yb-cond{background:var(--white)}
.yb-cond-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.yb-cond-item{
  background:var(--cream-3);border-radius:var(--radius);padding:28px 24px;
  border-top:3px solid var(--wood);transition:transform .35s var(--ease);
}
.yb-cond-item:hover{transform:translateY(-5px)}
.yb-cond-item h3{font-size:16.5px;margin-bottom:10px}
.yb-cond-item p{font-size:13.5px;line-height:1.85;color:var(--ink-soft)}

/* ---------- 考核内容图文 ---------- */
.yb-exam{background:var(--cream)}
.yb-exam-grid{display:grid;grid-template-columns:1fr 1fr;gap:52px;align-items:center}
.yb-h2{font-size:clamp(22px,2.8vw,32px);letter-spacing:1px;margin:8px 0 22px;line-height:1.45}
.yb-exam-list{display:flex;flex-direction:column;gap:16px}
.yb-exam-list li{font-size:14.5px;line-height:1.9;color:var(--ink-soft);padding-left:18px;border-left:3px solid var(--wood)}
.yb-exam-list strong{display:block;color:var(--ink);margin-bottom:2px}
.yb-exam-photo{border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow-md);position:relative}
.yb-exam-photo img{width:100%;height:auto}
.yb-exam-photo figcaption{position:absolute;left:0;right:0;bottom:0;background:linear-gradient(transparent,rgba(58,53,45,.7));color:#f6f2e6;font-size:12.5px;padding:28px 16px 10px;letter-spacing:1px}

/* ---------- 材料 + 费用 ---------- */
.yb-material{background:var(--white)}
.yb-mat-flex{display:grid;grid-template-columns:1.1fr .9fr;gap:48px;align-items:start}
.yb-mat-h2{font-size:clamp(22px,2.6vw,30px);margin:8px 0 22px}
.yb-mat-list{display:flex;flex-direction:column;gap:12px}
.yb-mat-list li{
  background:var(--cream-3);border:1px solid var(--line);border-radius:12px;
  padding:13px 18px;font-size:14px;color:var(--ink-soft);
}
.yb-fee{
  background:var(--cream-3);border:1px dashed var(--wood-deep);border-radius:var(--radius);
  padding:28px 26px;box-shadow:var(--shadow-sm);position:sticky;top:110px;
}
.yb-fee h3{font-size:18px;margin-bottom:12px}
.yb-fee p{font-size:14px;line-height:1.9;margin-bottom:10px}
.yb-fee-small{font-size:12.5px;color:var(--ink-faint)}

/* ---------- FAQ ---------- */
.yb-faq{background:var(--cream)}
.yb-faq-wrap{max-width:840px}
.yb-faq-list{display:flex;flex-direction:column;gap:12px}
.yb-faq-item{background:var(--white);border:1px solid var(--line);border-radius:12px;overflow:hidden}
.yb-faq-item summary{cursor:pointer;list-style:none;padding:16px 22px;font-weight:600;font-size:15px;display:flex;justify-content:space-between;gap:14px}
.yb-faq-item summary::-webkit-details-marker{display:none}
.yb-faq-item summary::after{content:"▽";color:var(--wood-deep);transition:transform .3s;flex-shrink:0}
.yb-faq-item[open] summary::after{transform:rotate(180deg)}
.yb-faq-item p{padding:0 22px 16px;font-size:14px;line-height:1.9}

/* ---------- 相关阅读 ---------- */
.yb-rel{background:var(--white)}
.yb-rel-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.yb-rel-card{background:var(--cream-3);border:1px solid var(--line);border-radius:12px;padding:20px 22px;transition:transform .3s,box-shadow .3s}
.yb-rel-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-md)}
.yb-rel-card h3{font-size:15px;margin-bottom:6px}
.yb-rel-card p{font-size:12.5px;color:var(--ink-faint)}

/* ---------- 底部 CTA ---------- */
.yb-cta{background:linear-gradient(135deg,var(--wood-deep),#a3764e)}
.yb-cta-inner{display:grid;grid-template-columns:1.3fr .7fr;gap:36px;align-items:center;padding:72px 0}
.yb-cta-inner h2{color:#fff;font-size:clamp(22px,2.8vw,32px);letter-spacing:1.5px;line-height:1.5;margin:10px 0 12px}
.yb-cta-inner p{color:#f6ecdd;font-size:14.5px}
.yb-cta-btn{display:flex;flex-direction:column;align-items:flex-start}

/* ---------- 响应式 ---------- */
@media (max-width:1024px){
  .yb-hero-grid{grid-template-columns:1fr;gap:36px}
  .yb-card-a{max-width:600px;margin:0 auto}
  .yb-num-row{grid-template-columns:repeat(2,1fr);gap:32px}
  .yb-cond-grid{grid-template-columns:repeat(2,1fr)}
  .yb-exam-grid{grid-template-columns:1fr;gap:36px}
  .yb-mat-flex{grid-template-columns:1fr;gap:36px}
  .yb-fee{position:static}
  .yb-rel-grid{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:680px){
  .yb-num-row,.yb-cond-grid,.yb-rel-grid{grid-template-columns:1fr}
  .yb-cta-inner{grid-template-columns:1fr;padding:52px 0}
  .yb-cta-btn{align-items:stretch}
}