/* 火锅知识库 · 会员体系
   沿用首页字标与品牌色，只在栏目页插入一条状态条，不改动原有导航。 */
:root{
  --mb-brand:#C43A2B; --mb-ink:#2E2721; --mb-cream:#F7F3EA; --mb-gold:#E8B45C;
  --mb-line:#E5DDCC; --mb-muted:#8A8175; --mb-paper:#FFFDF8;
  --mb-sans:"PingFang SC","Microsoft YaHei",system-ui,sans-serif;
}
/* 带 max-width 的容器必须把内边距算进宽度，否则窄屏会出现横向溢出 */
.mb-bar-inner,.mb-main,.mb-footer div{box-sizing:border-box}
.mb-bar{background:var(--mb-cream);border-bottom:1px solid var(--mb-line)}
.mb-bar-inner{max-width:1120px;margin:0 auto;padding:10px 24px;display:flex;align-items:center;gap:12px;flex-wrap:wrap;font-family:var(--mb-sans);font-size:13px;color:var(--mb-ink)}
.mb-bar-tag{display:inline-flex;align-items:center;gap:6px;font-weight:700;color:var(--mb-brand);letter-spacing:.5px}
.mb-bar-tag:before{content:"";width:8px;height:8px;border-radius:2px;background:var(--mb-brand);display:block}
.mb-bar-text{color:var(--mb-muted)}
.mb-bar-actions{margin-left:auto;display:flex;align-items:center;gap:8px;flex-wrap:wrap}
.mb-level{display:inline-block;padding:3px 10px;border-radius:999px;font-size:12px;font-weight:700;letter-spacing:.5px}
.mb-level-silver{background:#EFEAE0;color:#6B6255}
.mb-level-gold{background:#F6E6C4;color:#8A5A12}
.mb-mini{font-family:var(--mb-sans);font-size:12px;font-weight:700;text-decoration:none;padding:6px 12px;border-radius:7px;border:1px solid var(--mb-line);background:#fff;color:var(--mb-ink);cursor:pointer;transition:border-color .15s,color .15s}
.mb-mini:hover{border-color:var(--mb-brand);color:var(--mb-brand)}
.mb-mini-primary{background:var(--mb-brand);border-color:var(--mb-brand);color:#fff}
.mb-mini-primary:hover{color:#fff;opacity:.88}

.mb-main{max-width:880px;margin:0 auto;padding:56px 24px 72px;font-family:var(--mb-sans);color:var(--mb-ink)}
.mb-eyebrow{margin:0 0 12px;font-size:12px;letter-spacing:2px;text-transform:uppercase;color:var(--mb-brand);font-weight:700}
.mb-title{margin:0;font-size:32px;line-height:1.25;letter-spacing:1px;font-weight:700}
.mb-lead{margin:14px 0 0;font-size:15px;line-height:1.85;color:#5E554A;max-width:640px}
.mb-head{padding-bottom:28px;border-bottom:1px solid var(--mb-line);margin-bottom:32px}
.mb-card{background:var(--mb-paper);border:1px solid var(--mb-line);border-radius:14px;padding:28px;margin-bottom:20px}
.mb-card h2{margin:0 0 6px;font-size:18px;font-weight:700;letter-spacing:.5px}
.mb-card-sub{margin:0 0 22px;font-size:13px;color:var(--mb-muted)}
.mb-steps{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin:0 0 30px;padding:0;list-style:none}
.mb-steps li{background:var(--mb-cream);border-radius:10px;padding:16px;font-size:13px;line-height:1.7}
.mb-steps b{display:block;font-size:15px;color:var(--mb-brand);margin-bottom:4px}
.mb-tier-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin-bottom:26px}
.mb-tier{border:1px solid var(--mb-line);border-radius:12px;padding:20px;background:#fff}
.mb-tier.is-featured{border-color:var(--mb-gold);background:#FFFAF0}
.mb-tier-name{font-size:16px;font-weight:700;margin:0 0 4px}
.mb-tier.is-featured .mb-tier-name{color:#8A5A12}
.mb-tier-note{font-size:12px;color:var(--mb-muted);margin:0 0 14px}
.mb-tier ul{margin:0;padding-left:18px;font-size:13px;line-height:2}
.mb-field{margin-bottom:18px}
.mb-label{display:block;font-size:13px;font-weight:700;margin-bottom:8px}
.mb-label i{font-style:normal;color:var(--mb-brand)}
.mb-input{width:100%;box-sizing:border-box;font-family:var(--mb-sans);font-size:14px;padding:12px 14px;border:1px solid var(--mb-line);border-radius:9px;background:#fff;color:var(--mb-ink);outline:none;transition:border-color .15s,box-shadow .15s}
.mb-input:focus{border-color:var(--mb-brand);box-shadow:0 0 0 3px rgba(196,58,43,.12)}
textarea.mb-input{resize:vertical;min-height:88px;line-height:1.7}
.mb-radios{display:flex;gap:10px;flex-wrap:wrap}
.mb-radios label{flex:1 1 160px;display:flex;align-items:flex-start;gap:10px;border:1px solid var(--mb-line);border-radius:10px;padding:14px;cursor:pointer;background:#fff;font-size:13px;line-height:1.6}
.mb-radios label:has(input:checked){border-color:var(--mb-brand);background:#FFF7F4}
.mb-radios input{margin-top:3px;accent-color:var(--mb-brand)}
.mb-radios b{display:block;font-size:14px;margin-bottom:2px}
.mb-radios span{color:var(--mb-muted);font-size:12px}
.mb-actions{display:flex;align-items:center;gap:14px;flex-wrap:wrap;margin-top:26px}
.mb-btn{font-family:var(--mb-sans);font-size:14px;font-weight:700;letter-spacing:1px;padding:13px 28px;border-radius:9px;border:1px solid var(--mb-brand);background:var(--mb-brand);color:#fff;cursor:pointer;text-decoration:none;display:inline-block;transition:opacity .15s}
.mb-btn:hover{opacity:.88}
.mb-btn[disabled]{opacity:.55;cursor:not-allowed}
.mb-btn-ghost{background:#fff;color:var(--mb-ink);border-color:var(--mb-line)}
.mb-link{font-size:13px;color:var(--mb-muted);text-decoration:none}
.mb-link:hover{color:var(--mb-brand)}
.mb-alert{display:none;margin-top:20px;padding:14px 16px;border-radius:9px;font-size:13px;line-height:1.7}
.mb-alert.is-on{display:block}
.mb-alert-ok{background:#EDF6EE;color:#2F6B3A;border:1px solid #CBE4CE}
.mb-alert-err{background:#FDEDEA;color:#9B3325;border:1px solid #F3C9C1}
.mb-foot-links{margin-top:28px;font-size:13px;color:var(--mb-muted);display:flex;gap:18px;flex-wrap:wrap}
.mb-foot-links a{color:var(--mb-brand);text-decoration:none}
.mb-footer{border-top:1px solid var(--mb-line);background:var(--mb-cream);font-family:var(--mb-sans)}
.mb-footer div{max-width:1120px;margin:0 auto;padding:22px 24px;display:flex;gap:18px;align-items:center;font-size:12px;color:var(--mb-muted)}
.mb-footer a{margin-left:auto;color:var(--mb-brand);text-decoration:none}

.mb-lock-tag{position:absolute;top:8px;right:8px;z-index:2;background:rgba(46,39,33,.86);color:#fff;font-size:11px;font-weight:700;padding:3px 8px;border-radius:999px;letter-spacing:.5px;font-family:var(--mb-sans)}
.sop-card.is-locked{position:relative}
.sop-card.is-locked .sop-card-img{opacity:.72}

.mb-toolbar{display:flex;gap:10px;align-items:center;flex-wrap:wrap;margin-bottom:22px}
.mb-toolbar .mb-input{width:auto;flex:1 1 240px}
.mb-list{display:grid;gap:12px}
.mb-row{border:1px solid var(--mb-line);border-radius:11px;padding:16px 18px;background:#fff;display:flex;gap:16px;align-items:flex-start;flex-wrap:wrap}
.mb-row-main{flex:1 1 260px;min-width:0}
.mb-row-main b{font-size:15px}
.mb-row-main p{margin:6px 0 0;font-size:12px;color:var(--mb-muted);line-height:1.8;word-break:break-all}
.mb-row-actions{display:flex;gap:8px;flex-wrap:wrap;align-items:center}
.mb-pill{font-size:11px;font-weight:700;padding:3px 9px;border-radius:999px;background:#EFEAE0;color:#6B6255}
.mb-pill-pending{background:#F6E6C4;color:#8A5A12}
.mb-pill-approved{background:#E4F1E6;color:#2F6B3A}
.mb-pill-rejected{background:#F2E2DF;color:#8A4537}
.mb-empty{padding:36px;text-align:center;color:var(--mb-muted);font-size:13px;border:1px dashed var(--mb-line);border-radius:11px}
.mb-section-title{font-size:17px;font-weight:700;margin:34px 0 14px;display:flex;align-items:center;gap:10px}
.mb-section-title small{font-size:12px;font-weight:400;color:var(--mb-muted)}

@media(max-width:720px){
  .mb-main{padding:36px 18px 56px}
  .mb-title{font-size:26px}
  .mb-card{padding:22px 18px}
  .mb-steps,.mb-tier-grid{grid-template-columns:1fr}
  .mb-bar-inner{padding:10px 16px;font-size:12px}
  .mb-bar-actions{margin-left:0;width:100%}
  .mb-footer div{flex-wrap:wrap;gap:10px}
  .mb-footer a{margin-left:0}
}