/* ====== 匹配负载标准库 · 信号青主题（骨架前缀 mld-） ====== */
:root{
  --bg:#F4F7F8;
  --ink:#0B1F2A;
  --ink-2:#27384A;
  --muted:#5A6B73;
  --teal:#2DD4BF;
  --teal-ink:#0F9B8E;
  --teal-deep:#0B1F2A;
  --line:#CBD5E1;
  --line-soft:#E2E8F0;
  --card:#FFFFFF;
  --header-h:64px;
  --maxw:1180px;
  --h2-inset:0px;
}
*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;background:var(--bg);color:var(--ink);
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
  font-size:16px;line-height:1.75;-webkit-font-smoothing:antialiased;
}
a{color:var(--teal-ink);text-decoration:none;}
a:hover{text-decoration:underline;}
img{max-width:100%;height:auto;}
h1,h2,h3,h4{color:var(--ink);line-height:1.35;font-weight:700;}
h2{font-size:1.55rem;margin:2rem 0 1rem;border-left:4px solid var(--teal);padding-left:.7rem;}
h3{font-size:1.2rem;margin:1.6rem 0 .8rem;color:var(--ink-2);}
p{margin:0 0 1rem;}
code{background:#E7F6F4;color:var(--teal-ink);padding:.1em .4em;border-radius:4px;font-family:"SFMono-Regular",Consolas,monospace;font-size:.92em;}
strong{color:var(--ink);}
ul,ol{padding-left:1.4rem;margin:0 0 1rem;}
li{margin:.3rem 0;}

/* ====== 顶部导航 ====== */
.mld-header{position:sticky;top:0;z-index:50;background:var(--teal-deep);color:#fff;box-shadow:0 1px 0 rgba(45,212,191,.25);}
.mld-header-inner{max-width:var(--maxw);margin:0 auto;height:var(--header-h);display:flex;align-items:center;justify-content:space-between;padding:0 20px;}
.mld-brand{display:flex;align-items:center;gap:.6rem;color:#fff;font-weight:700;letter-spacing:.02em;}
.mld-brand:hover{text-decoration:none;}
.mld-brand-mark{width:26px;height:26px;border-radius:6px;background:linear-gradient(135deg,var(--teal),#0F9B8E);position:relative;display:inline-block;}
.mld-brand-mark::after{content:"";position:absolute;left:6px;top:16px;width:14px;height:3px;background:#0B1F2A;border-radius:2px;transform:rotate(-35deg);}
.mld-nav-list{display:flex;gap:1.4rem;list-style:none;margin:0;padding:0;}
.mld-nav-list a{color:#DCEFF0;font-size:.95rem;padding:.3rem 0;}
.mld-nav-list a:hover{color:var(--teal);text-decoration:none;}
.mld-nav-toggle{display:none;flex-direction:column;gap:4px;background:none;border:0;cursor:pointer;padding:8px;}
.mld-nav-toggle span{width:22px;height:2px;background:#fff;display:block;}
.mld-nav-mobile{display:none;background:#0E2531;border-top:1px solid rgba(255,255,255,.08);padding:14px 20px;}
.mld-nav-mobile[hidden]{display:none;}
.mld-nav-mobile-group{margin-bottom:10px;}
.mld-nav-mobile-title{color:var(--teal);font-size:.8rem;margin:0 0 6px;text-transform:uppercase;letter-spacing:.08em;}
.mld-nav-mobile ul{list-style:none;margin:0;padding:0;display:flex;flex-wrap:wrap;gap:8px 16px;}
.mld-nav-mobile a{color:#DCEFF0;font-size:.95rem;}

/* ====== 容器与布局 ====== */
.mld-main{max-width:var(--maxw);margin:0 auto;padding:0 20px 64px;}
.mld-container{max-width:var(--maxw);margin:0 auto;padding:0 20px 64px;}
.mld-layout-grid{display:grid;grid-template-columns:minmax(0,1fr) 240px;gap:40px;align-items:start;margin-top:22px;}
.mld-list-layout.mld-layout-grid{grid-template-columns:240px minmax(0,1fr);gap:36px;margin-top:22px;}
.mld-content-main{min-width:0;background:var(--card);border:1px solid var(--line-soft);border-radius:14px;padding:28px 34px 36px;box-shadow:0 6px 24px rgba(11,31,42,.05);}
.mld-page-wrap{background:var(--card);border:1px solid var(--line-soft);border-radius:14px;padding:28px 48px 40px;box-shadow:0 6px 24px rgba(11,31,42,.05);}
.mld-detail-h1,.mld-page-h1{font-size:1.9rem;margin:.4rem 0 1.2rem;color:var(--ink);padding-bottom:.6rem;border-bottom:2px solid var(--teal);}
.mld-article-title{font-size:1.9rem;}

/* ====== 面包屑（左缘与 H2 对齐） ====== */
.mld-breadcrumb{font-size:.85rem;color:var(--muted);margin:6px 0 4px;padding-left:var(--h2-inset);}
.mld-breadcrumb-list{list-style:none;display:flex;flex-wrap:wrap;gap:.4rem;margin:0;padding:0;}
.mld-breadcrumb-list li{display:flex;align-items:center;}
.mld-breadcrumb-list li:not(:last-child)::after{content:"›";margin-left:.4rem;color:var(--line);}
.mld-breadcrumb-list a{color:var(--muted);}
.mld-breadcrumb-list a:hover{color:var(--teal-ink);}

/* ====== 摘要 / 关键词 / 时间 ====== */
.mld-content-main > p:first-child, .mld-summary-block{color:var(--ink-2);}
.mld-keywords{font-size:.9rem;color:var(--muted);margin:.2rem 0 1.4rem;}
.mld-keywords strong{color:var(--teal-ink);}
.mld-update-time{font-size:.82rem;color:var(--muted);display:inline-block;margin:.2rem 0 1rem;}

/* ====== 表格（覆盖全部正文表格，含裸 table） ====== */
.mld-content-main table,.mld-page-wrap table,table.mld-spec{
  width:100%;border-collapse:collapse;margin:1.2rem 0;font-size:.95rem;
  border:1px solid var(--line);
}
.mld-content-main table th,.mld-page-wrap table th,table.mld-spec th{
  background:var(--teal-deep);color:#fff;text-align:left;padding:.6rem .8rem;font-weight:600;
}
.mld-content-main table td,.mld-page-wrap table td,table.mld-spec td{
  border:1px solid var(--line);padding:.55rem .8rem;vertical-align:top;
}
.mld-content-main table tbody tr:nth-child(even),.mld-page-wrap table tbody tr:nth-child(even),table.mld-spec tbody tr:nth-child(even){background:#F1F7F8;}

/* ====== 结论块 / 引用 ====== */
.mld-content-main blockquote,.mld-page-wrap blockquote{
  border-left:4px solid var(--teal);background:#EAF7F5;margin:1.2rem 0;padding:.8rem 1.1rem;border-radius:0 8px 8px 0;color:var(--ink-2);
}
.mld-content-main blockquote p,.mld-page-wrap blockquote p{margin:.3rem 0;}

/* ====== FAQ ====== */
.mld-faq{margin:2rem 0 1rem;border-top:2px solid var(--line-soft);padding-top:1rem;}
.mld-faq-h2{font-size:1.3rem;border-left:4px solid var(--teal);padding-left:.7rem;margin-bottom:.8rem;}
.mld-faq-item{border:1px solid var(--line);border-radius:10px;margin-bottom:.6rem;background:#fff;overflow:hidden;}
.mld-faq-item summary{cursor:pointer;padding:.8rem 1rem;font-weight:600;color:var(--ink);list-style:none;display:flex;justify-content:space-between;align-items:center;}
.mld-faq-item summary::-webkit-details-marker{display:none;}
.mld-faq-item summary::after{content:"+";color:var(--teal-ink);font-size:1.2rem;font-weight:700;}
.mld-faq-item[open] summary::after{content:"−";}
.mld-faq-a{padding:0 1rem 1rem;color:var(--ink-2);}

/* ====== 实践经验 callout ====== */
.mld-case-study{border:1px dashed var(--teal);background:#F0FBF9;border-radius:10px;padding:.9rem 1.1rem;margin:1.4rem 0;}
.mld-case-label{color:var(--teal-ink);font-weight:700;margin:0 0 .3rem;font-size:.9rem;}

/* ====== 右侧目录（sticky，原生 details） ====== */
.mld-toc-aside{position:sticky;top:calc(var(--header-h) + 16px);max-height:calc(100vh - var(--header-h) - 32px);overflow-y:auto;}
.mld-toc-panel{border:1px solid var(--line);border-radius:10px;background:#fff;padding:.4rem .6rem;}
.mld-toc-summary{cursor:pointer;font-weight:700;padding:.5rem .4rem;color:var(--ink);list-style:none;display:flex;justify-content:space-between;align-items:center;}
.mld-toc-summary::-webkit-details-marker{display:none;}
.mld-toc-summary::after{content:"−";color:var(--teal-ink);font-weight:700;}
.mld-toc-panel:not([open]) .mld-toc-summary::after{content:"+";}
.mld-toc-list{list-style:none;margin:.3rem 0;padding:0 0 0 .2rem;}
.mld-toc-list li{margin:.25rem 0;}
.mld-toc-list a{color:var(--muted);font-size:.9rem;}
.mld-toc-list a:hover{color:var(--teal-ink);}
.mld-toc-sub{padding-left:1rem;font-size:.85rem;}

/* ====== 列表页 / 分类侧栏 ====== */
.mld-cat-side{min-width:0;}
.mld-cat-panel{border:1px solid var(--line);border-radius:10px;background:#fff;padding:.4rem .6rem;margin-bottom:1rem;}
.mld-cat-panel-summary{cursor:pointer;font-weight:700;padding:.5rem .4rem;list-style:none;display:flex;justify-content:space-between;align-items:center;color:var(--ink);}
.mld-cat-panel-summary::-webkit-details-marker{display:none;}
.mld-cat-panel-summary::after{content:"−";color:var(--teal-ink);font-weight:700;}
.mld-cat-panel:not([open]) .mld-cat-panel-summary::after{content:"+";}
.mld-category-list{list-style:none;margin:.3rem 0;padding:0;}
.mld-category-list li{margin:.2rem 0;}
.mld-category-list a{display:flex;justify-content:space-between;align-items:center;padding:.5rem .7rem;border-radius:8px;color:var(--ink-2);font-size:.95rem;}
.mld-category-list a:hover{background:#EAF7F5;text-decoration:none;color:var(--teal-ink);}
.mld-category-list li.active a{background:var(--teal-deep);color:#fff;}
.mld-cat-count{font-size:.78rem;color:var(--muted);background:#EEF3F5;padding:.05rem .45rem;border-radius:10px;}
.mld-category-list li.active .mld-cat-count{background:rgba(255,255,255,.2);color:#fff;}
.mld-cat-content{min-width:0;}
.mld-listing-title{font-size:1.7rem;margin:.4rem 0 .4rem;}
.mld-listing-intro{color:var(--muted);margin:0 0 1.4rem;}
.mld-card-list{display:grid;grid-template-columns:1fr;gap:1rem;}
.mld-card{border:1px solid var(--line-soft);border-radius:12px;background:#fff;padding:1.1rem 1.3rem;transition:border-color .15s,box-shadow .15s;}
.mld-card:hover{border-color:var(--teal);box-shadow:0 6px 18px rgba(45,212,191,.12);}
.mld-card-title{font-size:1.15rem;margin:0 0 .3rem;}
.mld-card-title a{color:var(--ink);}
.mld-card-title a:hover{color:var(--teal-ink);}
.mld-card-meta{font-size:.82rem;color:var(--teal-ink);margin:0 0 .4rem;}
.mld-card-desc{color:var(--muted);margin:0;font-size:.95rem;}

/* ====== 首页 ====== */
.mld-hero{background:linear-gradient(135deg,#0B1F2A,#123040);color:#fff;border-radius:0 0 22px 22px;padding:56px 20px 48px;margin:0 -20px 40px;}
.mld-hero-inner{max-width:var(--maxw);margin:0 auto;}
.mld-hero-kicker{color:var(--teal);letter-spacing:.12em;font-size:.85rem;text-transform:uppercase;margin:0 0 .6rem;}
.mld-hero-title{font-size:2.3rem;margin:0 0 .8rem;line-height:1.25;color:#fff;}
.mld-hero-sub{color:#C7DDE0;max-width:720px;font-size:1.05rem;margin:0 0 1.6rem;}
.mld-hero-actions{display:flex;gap:1rem;flex-wrap:wrap;margin-bottom:2rem;}
.mld-btn{display:inline-block;padding:.7rem 1.4rem;border-radius:10px;font-weight:600;font-size:.98rem;}
.mld-btn-primary{background:var(--teal);color:#06231F;}
.mld-btn-primary:hover{background:#5FE3D1;text-decoration:none;}
.mld-btn-ghost{border:1px solid rgba(255,255,255,.4);color:#fff;}
.mld-btn-ghost:hover{border-color:var(--teal);color:var(--teal);text-decoration:none;}
.mld-hero-stats{display:flex;gap:2.4rem;flex-wrap:wrap;list-style:none;margin:0;padding:0;}
.mld-hero-stats li{display:flex;flex-direction:column;}
.mld-stat-num{font-size:1.8rem;font-weight:800;color:var(--teal);}
.mld-stat-label{font-size:.85rem;color:#AFC7CC;}
.mld-section{margin:42px 0;}
.mld-section-title{font-size:1.5rem;position:relative;padding-left:.7rem;border-left:4px solid var(--teal);margin-bottom:1.2rem;}
.mld-scenario-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1.1rem;}
.mld-scenario-card{background:#fff;border:1px solid var(--line-soft);border-radius:14px;padding:1.2rem 1.3rem;transition:transform .15s,box-shadow .15s;}
.mld-scenario-card:hover{transform:translateY(-3px);box-shadow:0 10px 26px rgba(11,31,42,.08);}
.mld-scenario-title{font-size:1.1rem;margin:0 0 .5rem;color:var(--ink);}
.mld-scenario-desc{color:var(--muted);font-size:.95rem;margin:0 0 .8rem;}
.mld-scenario-link{font-size:.9rem;color:var(--teal-ink);font-weight:600;}
.mld-cat-grid,.mld-product-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1rem;}
.mld-cat-card,.mld-product-card{display:block;background:#fff;border:1px solid var(--line-soft);border-radius:14px;padding:1.2rem 1.3rem;transition:border-color .15s,transform .15s;}
.mld-cat-card:hover,.mld-product-card:hover{border-color:var(--teal);transform:translateY(-3px);text-decoration:none;}
.mld-cat-card-name,.mld-product-card-name{display:block;font-weight:700;color:var(--ink);font-size:1.1rem;margin-bottom:.4rem;}
.mld-cat-card-desc,.mld-product-card-desc{display:block;color:var(--muted);font-size:.92rem;}
.mld-section-cta .mld-cta-box{background:linear-gradient(135deg,#0B1F2A,#123040);color:#fff;border-radius:16px;padding:2.2rem;text-align:center;}
.mld-cta-title{font-size:1.5rem;margin:0 0 .6rem;color:#fff;}
.mld-cta-desc{color:#C7DDE0;max-width:620px;margin:0 auto 1.4rem;}

/* ====== 归档 ====== */
.mld-archive-block{margin-bottom:2rem;}
.mld-archive-h2{font-size:1.4rem;border-left:4px solid var(--teal);padding-left:.7rem;}
.mld-archive-h3{font-size:1.1rem;color:var(--ink-2);margin:.8rem 0 .4rem;}
.mld-archive-list{columns:2;column-gap:2rem;}
.mld-archive-list li{margin:.3rem 0;break-inside:avoid;}

/* ====== 悬浮胶囊 ====== */
.mld-float-capsule{position:fixed;right:18px;top:50%;transform:translateY(-50%);z-index:60;display:flex;flex-direction:column;gap:10px;}
.mld-capsule-btn{width:54px;height:54px;border:0;border-radius:30px;background:linear-gradient(135deg,var(--teal),#0F9B8E);color:#06231F;display:flex;flex-direction:column;align-items:center;justify-content:center;cursor:pointer;box-shadow:0 6px 18px rgba(15,155,142,.4);font-size:.72rem;font-weight:700;gap:2px;transition:transform .15s;}
.mld-capsule-btn:hover{transform:scale(1.06);text-decoration:none;color:#06231F;}
.mld-capsule-ico{font-size:1.25rem;line-height:1;}
.mld-card-modal{position:fixed;inset:0;z-index:80;display:flex;align-items:center;justify-content:center;}
.mld-card-modal[hidden]{display:none;}
.mld-card-modal-mask{position:absolute;inset:0;background:rgba(6,20,28,.6);}
.mld-card-modal-body{position:relative;background:#fff;padding:14px;border-radius:12px;box-shadow:0 20px 60px rgba(0,0,0,.4);}
.mld-card-img{display:block;border-radius:6px;}
.mld-card-close{margin-top:10px;width:100%;padding:.5rem;border:0;border-radius:8px;background:var(--teal-deep);color:#fff;cursor:pointer;font-weight:600;}

/* ====== 页脚 ====== */
.mld-footer{background:var(--teal-deep);color:#C7DDE0;padding:40px 20px 0;}
.mld-footer-inner{max-width:var(--maxw);margin:0 auto;display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:24px;}
.mld-footer-title{color:#fff;font-weight:700;margin:0 0 .8rem;font-size:1rem;}
.mld-footer-desc{font-size:.92rem;line-height:1.7;color:#AFC7CC;}
.mld-footer-col ul{list-style:none;margin:0;padding:0;}
.mld-footer-col li{margin:.35rem 0;}
.mld-footer-col a{color:#C7DDE0;font-size:.92rem;}
.mld-footer-col a:hover{color:var(--teal);}
.mld-footer-bottom{border-top:1px solid rgba(255,255,255,.1);margin-top:28px;padding:16px 0;text-align:center;font-size:.82rem;color:#8FA9AF;}

/* ====== 响应式（断点 1024，折叠面板用原生 details，不 display:none 导航） ====== */
@media (max-width:1024px){
  .mld-layout-grid,.mld-list-layout.mld-layout-grid{grid-template-columns:1fr;}
  .mld-toc-aside{position:static;max-height:none;}
  .mld-scenario-grid,.mld-cat-grid,.mld-product-grid{grid-template-columns:repeat(2,1fr);}
  .mld-archive-list{columns:1;}
  .mld-footer-inner{grid-template-columns:1fr 1fr;}
}
@media (max-width:860px){
  .mld-nav{display:none;}
  .mld-nav-toggle{display:flex;}
  .mld-nav-mobile{display:block;}
  .mld-content-main,.mld-page-wrap{padding:22px 18px 28px;}
  .mld-page-wrap{padding-left:18px;padding-right:18px;}
  .mld-hero-title{font-size:1.8rem;}
  .mld-scenario-grid,.mld-cat-grid,.mld-product-grid{grid-template-columns:1fr;}
  .mld-float-capsule{right:10px;}
  .mld-capsule-btn{width:48px;height:48px;}
}