/* kuangshan-zuoye.css — 矿山稳重风：居中标题、对称圆环、大圆角卡片 */

.container{max-width:1200px;margin:0 auto;padding:0 20px}
.section{padding:72px 0;position:relative}
.section-alt{background:#eef4fa}

.sec-head{margin-bottom:40px;text-align:center;position:relative}
.sec-head h2{font-size:30px;line-height:1.3;margin:0 0 10px;color:#1e446f;font-weight:700}
.sec-head h2 b{color:#2f62a1}
.sec-head::after{content:'';display:block;width:60px;height:3px;background:linear-gradient(90deg,#2f62a1,#6fa8dc);margin:14px auto 0;border-radius:2px}
.sec-sub{margin:0 auto;font-size:15px;color:#6b7c8d;line-height:1.8;max-width:640px}
.t-en{display:block;font-size:12px;letter-spacing:4px;color:#2f62a1;font-weight:700;margin-bottom:8px}

.table-box{overflow-x:auto}
.tbl{width:100%;border-collapse:separate;border-spacing:0;background:#fff;font-size:14.5px;border-radius:12px;overflow:hidden;box-shadow:0 2px 12px rgba(47,98,161,.08)}
.tbl th{background:#1e446f;color:#fff;padding:14px 16px;text-align:left;font-weight:600}
.tbl td{padding:14px 16px;border-bottom:1px solid #e3edf7;line-height:1.7}
.tbl tr:nth-child(even) td{background:#f8fbfe}
.tbl tr:last-child td{border-bottom:none}

.acc{border:1px solid #d9e9f7;border-radius:16px;overflow:hidden;background:#fff;box-shadow:0 2px 8px rgba(47,98,161,.05)}
.acc-item{border-bottom:1px solid #e3edf7}
.acc-item:last-child{border-bottom:none}
.acc-head{width:100%;padding:18px 24px;text-align:left;background:#fff;border:none;font-size:15.5px;font-weight:600;color:#1e446f;cursor:pointer;display:flex;justify-content:space-between;align-items:center;gap:12px}
.acc-head:hover{background:#f4f9fd}
.acc-ic{width:22px;height:22px;position:relative;flex-shrink:0}
.acc-ic::before,.acc-ic::after{content:'';position:absolute;background:#2f62a1;transition:transform .3s;border-radius:1px}
.acc-ic::before{left:0;right:0;top:10px;height:2px}
.acc-ic::after{left:10px;top:0;bottom:0;width:2px}
.acc-item.open .acc-ic::after{transform:scaleY(0)}
.acc-body{max-height:0;overflow:hidden;transition:max-height .3s ease}
.acc-item.open .acc-body{max-height:800px}
.acc-body-inner{padding:0 24px 18px;font-size:14.5px;line-height:1.9;color:#4a5a6a}

.btn{display:inline-flex;align-items:center;gap:8px;padding:12px 28px;border-radius:24px;text-decoration:none;font-weight:600;font-size:15px}
.btn-solid{background:#2f62a1;color:#fff}
.btn-white{background:#fff;color:#2f62a1;border:1px solid #2f62a1}
.btn-lg{padding:14px 36px;font-size:16px}

.ring{position:absolute;border-radius:50%;border:2px solid rgba(47,98,161,.06);pointer-events:none}
.ring-a{width:500px;height:500px;top:-180px;right:-150px}
.ring-b{width:400px;height:400px;bottom:-150px;left:-100px}
.ring-c{width:300px;height:300px;top:10%;right:5%}
.ring-d{width:250px;height:250px;bottom:15%;left:8%}

.page-hero{padding:120px 0 80px;position:relative;overflow:hidden;text-align:center}
.hero-tag{display:inline-block;padding:6px 20px;background:rgba(47,98,161,.08);color:#2f62a1;border-radius:999px;font-size:13px;font-weight:600;margin-bottom:20px}
.hero-crumbs{display:flex;justify-content:center;align-items:center;margin-top:28px;flex-wrap:wrap;gap:16px}
.crumb{display:flex;align-items:center;gap:8px;font-size:13px;color:#6b7c8d}
.crumb a{color:#6b7c8d;text-decoration:none}
.crumb i{width:4px;height:4px;background:#b0cce8;border-radius:50%}
.crumb span{color:#1e446f;font-weight:600}

.cta-strip{background:linear-gradient(135deg,#1e446f,#2f62a1);border-radius:20px;padding:40px 44px;display:flex;justify-content:space-between;align-items:center;color:#fff;box-shadow:0 8px 24px rgba(30,68,111,.15)}
.cta-strip h2{margin:0 0 8px;font-size:24px;color:#fff}
.cta-strip p{margin:0;font-size:14px;color:rgba(255,255,255,.85)}

.relate-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.relate-card{display:block;background:#fff;border:1px solid #d9e9f7;border-radius:16px;padding:22px;text-decoration:none;color:inherit;box-shadow:0 2px 8px rgba(47,98,161,.05);transition:transform .2s,box-shadow .2s}
.relate-card:hover{transform:translateY(-2px);box-shadow:0 6px 16px rgba(47,98,161,.12)}
.relate-card h4{margin:0 0 4px;color:#1e446f;font-size:15px}
.relate-card span{font-size:13px;color:#8a9aab}

/* kz 专属：数据面板居中 */
.kz-data-panel .tbl th{background:#1e446f}
.kz-salary .acc-head{font-weight:700}
.kz-tailings .tbl td:first-child{font-weight:600;color:#2f62a1}