/* ============================================================
   龙铭特种作业 · 企业安全负责人 anquanfuzeren.css
   签名 S03：160° 渐变分割，左上深右下浅，内容居中，
            装饰 = 同心圆环（2-3 个 outline 圆）
   ============================================================ */

/* ---------- 首屏 Hero S03 ---------- */
.hero{position:relative;min-height:96vh;display:flex;align-items:center;overflow:hidden;background:var(--ink)}
.hero-bg{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.4;transform:scale(1.05)}
.hero-fade{
  position:absolute;inset:0;
  background:linear-gradient(160deg,rgba(11,11,12,.92) 0%,rgba(11,11,12,.7) 40%,rgba(11,11,12,.4) 72%,rgba(11,11,12,.6) 100%);
}
/* 同心圆环装饰 */
.hero-rings{position:absolute;inset:0;pointer-events:none}
.ring{position:absolute;border:1px solid rgba(255,255,255,.14);border-radius:50%;left:50%;top:52%;transform:translate(-50%,-50%)}
.ring-1{width:520px;height:520px}
.ring-2{width:760px;height:760px;border-color:rgba(255,255,255,.09)}
.ring-3{width:1020px;height:1020px;border-color:rgba(255,255,255,.05)}
.hero-inner{position:relative;z-index:2;width:min(920px,92%);margin-inline:auto;padding:150px 0 90px;text-align:center;display:flex;flex-direction:column;align-items:center}
.hero-inner .crumbs{justify-content:center;margin-bottom:20px}
.hero-flag{margin-bottom:22px}
.hero-title{font-size:clamp(34px,5.4vw,64px);line-height:1.16;font-weight:900;margin-bottom:20px}
.hero-title .hl{color:#fff;position:relative;white-space:nowrap}
.hero-title .hl::after{content:"";position:absolute;left:0;right:0;bottom:6px;height:14px;z-index:-1;background:linear-gradient(160deg,rgba(255,255,255,.18),transparent);transform:skewX(-8deg)}
.hero-lead{max-width:620px;font-size:16.5px;color:var(--muted-dark);margin-bottom:32px}
.hero-cta{display:flex;gap:14px;flex-wrap:wrap;justify-content:center;margin-bottom:0}

/* ---------- 岗位是干啥的 ---------- */
.intro-sec{background:var(--ink)}
.intro-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:center}
.intro-txt p{font-size:15.5px;color:var(--muted-dark);line-height:1.9;margin-top:16px}
.intro-img{width:100%;height:420px;object-fit:cover;border-radius:14px}

/* ---------- 哪些岗位要配 ---------- */
.section-alt{background:var(--ink-2)}
.post-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.post-card{position:relative;padding:32px 26px;border-radius:12px;background:var(--ink);border:1px solid var(--line);transition:.4s var(--ease)}
.post-card:hover{transform:translateY(-6px);border-color:rgba(255,255,255,.3)}
.post-no{display:inline-flex;width:42px;height:42px;align-items:center;justify-content:center;border-radius:50%;border:1px solid rgba(255,255,255,.3);font-weight:900;margin-bottom:16px;color:#fff}
.post-card h3{font-size:18px;font-weight:800;margin-bottom:10px}
.post-card p{font-size:14px;color:var(--muted-dark);line-height:1.85}
.post-card p a{color:#fff;border-bottom:1px solid rgba(255,255,255,.4)}

/* ---------- 培训考核 ---------- */
.exam-sec{background:var(--ink)}
.exam-grid{display:grid;grid-template-columns:.95fr 1.05fr;gap:56px;align-items:center}
.exam-img{width:100%;height:420px;object-fit:cover;border-radius:14px}
.exam-txt>p{font-size:15.5px;color:var(--muted-dark);line-height:1.9;margin:16px 0 22px}
.exam-list{display:flex;flex-direction:column;gap:18px}
.exam-item{padding:18px 22px;border-left:2px solid #fff;background:rgba(255,255,255,.04);border-radius:0 8px 8px 0}
.exam-item h3{font-size:16px;font-weight:800;margin-bottom:6px}
.exam-item p{font-size:14px;color:var(--muted-dark);line-height:1.8}

/* ---------- 怎么配人 ---------- */
.staff-sec{background:var(--ink-2)}
.staff-steps{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.staff-step{padding:30px 28px;border-radius:12px;border:1px solid var(--line);background:var(--ink);position:relative}
.ss-dot{display:inline-flex;width:44px;height:44px;align-items:center;justify-content:center;border-radius:8px;background:#fff;color:#000;font-weight:900;margin-bottom:16px}
.staff-step h3{font-size:18px;font-weight:800;margin-bottom:8px}
.staff-step p{font-size:14px;color:var(--muted-dark);line-height:1.85}
.staff-step p a{color:#fff;border-bottom:1px solid rgba(255,255,255,.4)}

/* ---------- 对比表（浅底） ---------- */
.section-light{background:var(--paper);color:var(--txt-on-light)}
.section-light .t-en{color:var(--muted-light)}
.diff-table{border:1px solid var(--line-dark);border-radius:12px;overflow:hidden}
.diff-row{display:grid;grid-template-columns:1fr 1.2fr 1.2fr;padding:16px 22px;border-top:1px solid var(--line-dark);font-size:14.5px;align-items:center}
.diff-row:first-child{border-top:0}
.diff-head{background:#fff;font-weight:800;font-size:13px;letter-spacing:.06em}
.diff-note{margin-top:24px;font-size:14.5px;color:var(--muted-light);line-height:1.9}
.diff-note .lk{color:#000;font-weight:700;border-bottom:1px solid #000}

/* ---------- 配晚了会怎样 ---------- */
.late-sec{background:var(--ink-2)}
.late-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.late-card{padding:30px 26px;border-radius:12px;background:var(--ink);border:1px solid var(--line);border-left:3px solid rgba(255,90,90,.6);transition:.4s var(--ease)}
.late-card:hover{transform:translateY(-5px);border-color:rgba(255,255,255,.3)}
.late-tag{display:inline-block;font-size:13px;font-weight:800;letter-spacing:.08em;color:#ff8a8a;margin-bottom:14px}
.late-card p{font-size:14.5px;color:var(--muted-dark);line-height:1.9}
.late-card p a{color:#fff;border-bottom:1px solid rgba(255,255,255,.4)}
.late-note{margin-top:26px;font-size:14.5px;color:var(--muted-dark);border-left:2px solid #fff;padding-left:16px}

/* ---------- FAQ ---------- */
.faq-sec{background:var(--ink)}
.faq-list{max-width:860px;margin-inline:auto;display:flex;flex-direction:column;gap:14px}
.faq{border:1px solid var(--line);border-radius:10px;padding:20px 24px;background:var(--ink-2)}
.faq summary{cursor:pointer;font-size:16px;font-weight:700;list-style:none;position:relative;padding-right:30px}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";position:absolute;right:4px;top:0;font-size:20px;color:var(--muted-dark)}
.faq[open] summary::after{transform:rotate(45deg)}
.faq p{margin-top:12px;font-size:14.5px;color:var(--muted-dark);line-height:1.85}

/* ---------- CTA ---------- */
.cta-sec{background:var(--ink-2)}
.cta-strip{background:var(--ink);border:1px solid var(--line);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;left:-60px;top:-60px;width:200px;height:200px;border:1px solid rgba(255,255,255,.1);border-radius:50%}
.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){.post-grid{grid-template-columns:1fr 1fr}.late-grid{grid-template-columns:1fr}}
@media (max-width:1024px){
  .intro-grid,.exam-grid{grid-template-columns:1fr;gap:32px}
  .ring-3{display:none}
  .staff-steps{grid-template-columns:1fr}
}
@media (max-width:768px){
  .hero{min-height:auto}
  .ring-1,.ring-2{display:none}
  .hero-inner{padding:130px 6% 60px}
  .post-grid{grid-template-columns:1fr}
  .diff-row{grid-template-columns:1fr;gap:4px}
  .diff-head{display:none}
  .cta-strip{padding:34px 26px}
}
@media (max-width:480px){
  .intro-img,.exam-img{height:260px}
}