:root{
  --brand-1:#315EFE; --brand-2:#5E56F6; --brand-3:#8B46FF;
  --bg:#ffffff; --bg-soft:#f7f8fb; --bg-code:#f5f6f8;
  --fg:#1f2430; --fg-soft:#5b6473; --fg-mute:#8a93a3;
  --border:#e6e8ee; --border-soft:#eef0f4;
  --ok:#12855a; --warn:#a86a12; --err:#c0392b; --info:#2a5bd7;
  --radius:10px; --header-h:56px; --sidebar-w:288px;
  --shadow:0 1px 2px rgba(20,25,40,.04),0 4px 16px rgba(20,25,40,.05);
}
*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{
  background:var(--bg); color:var(--fg);
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
  font-size:15px; line-height:1.7; -webkit-font-smoothing:antialiased;
}
a{color:var(--brand-1); text-decoration:none}
a:hover{text-decoration:underline}
code{font-family:"JetBrains Mono",Consolas,"SFMono-Regular",Menlo,monospace; font-size:.88em;
  background:var(--bg-code); padding:.12em .4em; border-radius:5px; color:#334}
pre{background:var(--bg-code); border:1px solid var(--border-soft); border-radius:var(--radius);
  padding:14px 16px; overflow:auto; line-height:1.55}
pre code{background:none; padding:0; color:#2b3242; font-size:13px}

/* header */
.tm-header{position:fixed; top:0; left:0; right:0; height:var(--header-h); z-index:50;
  display:flex; align-items:center; gap:14px; padding:0 18px;
  background:rgba(255,255,255,.86); backdrop-filter:saturate(1.4) blur(8px);
  border-bottom:1px solid var(--border)}
.tm-logo{display:flex; align-items:center; gap:9px; font-weight:700; color:var(--fg); font-size:16px}
.tm-logo img{width:26px; height:26px; display:block}
.tm-logo .tm-sep{color:var(--fg-mute); font-weight:400}
.tm-logo .tm-docs{color:var(--fg-soft); font-weight:600}
.tm-head-spacer{flex:1}
.tm-search{position:relative; width:280px}
.tm-search input{width:100%; height:34px; border:1px solid var(--border); border-radius:8px;
  padding:0 12px 0 32px; font-size:13.5px; color:var(--fg); background:var(--bg-soft); outline:none}
.tm-search input:focus{border-color:var(--brand-2); background:#fff; box-shadow:0 0 0 3px rgba(94,86,246,.12)}
.tm-search .tm-search-ico{position:absolute; left:10px; top:9px; color:var(--fg-mute); font-size:14px}
.tm-search-results{position:absolute; top:40px; left:0; right:0; max-height:60vh; overflow:auto;
  background:#fff; border:1px solid var(--border); border-radius:var(--radius); box-shadow:var(--shadow); display:none}
.tm-search-results.open{display:block}
.tm-sr-item{display:block; padding:9px 12px; border-bottom:1px solid var(--border-soft); color:var(--fg)}
.tm-sr-item:hover{background:var(--bg-soft); text-decoration:none}
.tm-sr-item .t{font-weight:600; font-size:13.5px}
.tm-sr-item .c{color:var(--fg-mute); font-size:12px; margin-top:2px; overflow:hidden;
  text-overflow:ellipsis; white-space:nowrap}
.tm-sr-empty{padding:14px 12px; color:var(--fg-mute); font-size:13px}
.tm-head-link{color:var(--fg-soft); font-size:13.5px; padding:6px 12px; border:1px solid var(--border);
  border-radius:8px; white-space:nowrap}
.tm-head-link:hover{color:var(--brand-1); border-color:var(--brand-2); text-decoration:none}
.tm-burger{display:none; background:none; border:1px solid var(--border); border-radius:8px;
  width:34px; height:34px; font-size:16px; color:var(--fg-soft); cursor:pointer}

/* layout */
.tm-layout{display:flex; padding-top:var(--header-h); min-height:100vh}
.tm-sidebar{width:var(--sidebar-w); flex:0 0 var(--sidebar-w); position:fixed; top:var(--header-h);
  bottom:0; left:0; overflow-y:auto; padding:18px 12px 40px; border-right:1px solid var(--border);
  background:var(--bg-soft)}
.tm-main{margin-left:var(--sidebar-w); flex:1; min-width:0; display:flex; justify-content:center; gap:32px;
  padding:28px 32px 80px}
.tm-content{max-width:840px; min-width:0; flex:1}
.tm-toc{width:230px; flex:0 0 230px; position:sticky; top:calc(var(--header-h) + 24px);
  align-self:flex-start; max-height:calc(100vh - var(--header-h) - 48px); overflow:auto; font-size:13px}
.tm-toc .tm-toc-title{color:var(--fg-mute); font-weight:600; text-transform:uppercase; font-size:11px;
  letter-spacing:.06em; margin-bottom:8px}
.tm-toc a{display:block; color:var(--fg-soft); padding:3px 0 3px 10px; border-left:2px solid var(--border)}
.tm-toc a:hover{color:var(--brand-1); text-decoration:none}
.tm-toc a.lvl-3{padding-left:22px; font-size:12.5px}

/* sidebar nav */
.tm-nav-sep{color:var(--fg-mute); font-size:11px; font-weight:700; text-transform:uppercase;
  letter-spacing:.05em; margin:16px 10px 6px}
.tm-nav a{display:block; padding:6px 10px; border-radius:7px; color:var(--fg-soft); font-size:13.8px}
.tm-nav a:hover{background:#eceef4; color:var(--fg); text-decoration:none}
.tm-nav a.active{background:linear-gradient(90deg,rgba(49,94,254,.10),rgba(139,70,255,.10));
  color:var(--brand-1); font-weight:600}
.tm-nav details{margin:2px 0}
.tm-nav details>summary{list-style:none; cursor:pointer; padding:6px 10px; border-radius:7px;
  color:var(--fg); font-size:13.8px; font-weight:600; display:flex; align-items:center; gap:6px}
.tm-nav details>summary::-webkit-details-marker{display:none}
.tm-nav details>summary:hover{background:#eceef4}
.tm-nav details>summary .caret{transition:transform .15s; color:var(--fg-mute); font-size:10px}
.tm-nav details[open]>summary .caret{transform:rotate(90deg)}
.tm-nav .nav-children{margin-left:10px; padding-left:8px; border-left:1px solid var(--border)}

/* content typography */
.tm-content h1{font-size:30px; line-height:1.3; margin:6px 0 8px; letter-spacing:-.01em}
.tm-content .tm-lead{color:var(--fg-soft); font-size:16px; margin:0 0 24px}
.tm-content h2{font-size:22px; margin:34px 0 12px; padding-bottom:8px; border-bottom:1px solid var(--border-soft)}
.tm-content h3{font-size:18px; margin:26px 0 10px}
.tm-content h4{font-size:15.5px; margin:20px 0 8px; color:var(--fg-soft)}
.tm-content p{margin:12px 0}
.tm-content ul,.tm-content ol{margin:12px 0; padding-left:24px}
.tm-content li{margin:5px 0}
.tm-content img{max-width:100%; border-radius:var(--radius); border:1px solid var(--border-soft); margin:8px 0}
.tm-content blockquote{margin:14px 0; padding:2px 16px; color:var(--fg-soft); border-left:3px solid var(--border)}
.tm-content table{border-collapse:collapse; width:100%; margin:16px 0; font-size:13.8px; display:block; overflow:auto}
.tm-content th,.tm-content td{border:1px solid var(--border); padding:8px 11px; text-align:left; vertical-align:top}
.tm-content th{background:var(--bg-soft); font-weight:600}
.tm-content hr{border:none; border-top:1px solid var(--border-soft); margin:28px 0}

/* callout */
.callout{border:1px solid var(--border); border-left-width:4px; border-radius:var(--radius);
  margin:16px 0; padding:12px 15px; background:var(--bg-soft)}
.callout-head{display:flex; align-items:center; gap:7px; font-weight:600; margin-bottom:4px; font-size:14px}
.callout-body>:first-child{margin-top:0}
.callout-body>:last-child{margin-bottom:0}
.callout-info{border-left-color:var(--info)} .callout-info .callout-head{color:var(--info)}
.callout-note{border-left-color:#6b7280} .callout-note .callout-head{color:#4b5563}
.callout-warn,.callout-warning{border-left-color:var(--warn); background:#fffaf0} .callout-warn .callout-head,.callout-warning .callout-head{color:var(--warn)}
.callout-error{border-left-color:var(--err); background:#fff6f5} .callout-error .callout-head{color:var(--err)}
.callout-tip{border-left-color:var(--ok); background:#f2fbf7} .callout-tip .callout-head{color:var(--ok)}

/* cards */
.cards-grid{display:grid; grid-template-columns:repeat(auto-fill,minmax(230px,1fr)); gap:12px; margin:18px 0}
.doc-card{display:flex; gap:11px; align-items:flex-start; padding:14px; border:1px solid var(--border);
  border-radius:var(--radius); background:#fff; color:var(--fg); transition:.15s}
.doc-card:hover{border-color:var(--brand-2); box-shadow:var(--shadow); text-decoration:none; transform:translateY(-1px)}
.doc-card-icon{font-size:19px; line-height:1.3; width:34px; height:34px; flex:0 0 34px; display:flex;
  align-items:center; justify-content:center; border-radius:9px;
  background:linear-gradient(135deg,rgba(49,94,254,.10),rgba(139,70,255,.12))}
.doc-card-title{display:block; font-weight:600; font-size:14.5px; margin-bottom:2px}
.doc-card-desc{display:block; color:var(--fg-soft); font-size:13px; line-height:1.5}

/* accordion / steps */
.accordions{margin:16px 0; display:flex; flex-direction:column; gap:8px}
.accordion{border:1px solid var(--border); border-radius:var(--radius); background:#fff; overflow:hidden}
.accordion>summary{cursor:pointer; padding:12px 15px; font-weight:600; list-style:none; position:relative}
.accordion>summary::-webkit-details-marker{display:none}
.accordion>summary:after{content:"+"; position:absolute; right:15px; color:var(--fg-mute); font-size:18px}
.accordion[open]>summary:after{content:"–"}
.accordion-body{padding:0 15px 12px; border-top:1px solid var(--border-soft)}
.steps{margin:18px 0; display:flex; flex-direction:column; gap:14px}
.step{display:flex; gap:13px}
.step-num{flex:0 0 28px; width:28px; height:28px; border-radius:50%; display:flex; align-items:center;
  justify-content:center; font-weight:700; font-size:13px; color:#fff;
  background:linear-gradient(135deg,var(--brand-1),var(--brand-3))}
.step-body{min-width:0; flex:1}
.step-title{font-weight:600; margin-bottom:4px}

/* api endpoint */
.endpoint{border:1px solid var(--border); border-radius:var(--radius); margin:18px 0; overflow:hidden}
.endpoint-head{display:flex; align-items:center; gap:11px; padding:12px 15px; background:var(--bg-soft);
  border-bottom:1px solid var(--border)}
.method{font-weight:700; font-size:12px; padding:3px 9px; border-radius:6px; color:#fff; letter-spacing:.03em}
.method-get{background:#12855a} .method-post{background:#2a5bd7} .method-put{background:#a86a12}
.method-delete{background:#c0392b} .method-patch{background:#6b46c1}
.endpoint-path{font-size:14px; color:var(--fg); background:none; padding:0}
.endpoint-summary{font-size:17px; margin:14px 15px 4px}
.endpoint-desc{padding:0 15px; color:var(--fg-soft)}
.endpoint .sec{padding:8px 15px 14px; border-top:1px solid var(--border-soft)}
.endpoint .sec h3{font-size:14px; margin:10px 0 8px; color:var(--fg); text-transform:none}
.mime{font-weight:400; color:var(--fg-mute); font-size:12px}
.param-table th,.param-table td{border:1px solid var(--border); padding:6px 9px; font-size:13px}
.tag{display:inline-block; font-size:11px; padding:1px 7px; border-radius:20px; margin-left:6px; vertical-align:middle}
.tag-req{background:#fdecea; color:var(--err)} .tag-null{background:#eef0f4; color:var(--fg-mute)}
.schema-tree{border-left:1px solid var(--border); margin:4px 0 4px 4px; padding-left:0}
.prop{padding:7px 0 7px 14px; border-bottom:1px solid var(--border-soft)}
.prop:last-child{border-bottom:none}
.prop-head{display:flex; align-items:center; gap:8px; flex-wrap:wrap}
.prop-name{font-weight:600; color:#2b3242; background:none; padding:0}
.prop-type{font-size:12px; color:var(--brand-2); background:rgba(94,86,246,.08); padding:1px 7px; border-radius:5px}
.prop-desc{color:var(--fg-soft); font-size:13px; margin-top:2px}
.prop-enum,.prop-ex,.prop-def{color:var(--fg-mute); font-size:12px; margin-top:2px}
.prop-children{margin-top:5px}
.schema-variants{margin:4px 0}
.variant-label{font-size:11px; color:var(--fg-mute); margin:4px 0 2px}
.resp{border:1px solid var(--border); border-radius:8px; margin:7px 0; overflow:hidden}
.resp>summary{cursor:pointer; padding:9px 13px; font-size:13.5px; list-style:none; background:var(--bg-soft)}
.resp>summary::-webkit-details-marker{display:none}
.resp-code{font-weight:700; margin-right:8px}
.resp-ok .resp-code{color:var(--ok)} .resp-err .resp-code{color:var(--err)}
.resp-body{padding:6px 13px 12px}

/* prev/next + footer */
.tm-pager{display:flex; gap:12px; margin-top:40px; border-top:1px solid var(--border-soft); padding-top:22px}
.tm-pager a{flex:1; border:1px solid var(--border); border-radius:var(--radius); padding:12px 14px; color:var(--fg)}
.tm-pager a:hover{border-color:var(--brand-2); text-decoration:none; box-shadow:var(--shadow)}
.tm-pager .lbl{display:block; color:var(--fg-mute); font-size:12px; margin-bottom:3px}
.tm-pager .ttl{font-weight:600; font-size:14px}
.tm-pager .next{text-align:right}
.tm-foot{margin-top:34px; padding-top:16px; border-top:1px solid var(--border-soft);
  color:var(--fg-mute); font-size:12.5px}
.tm-scrim{display:none}

@media(max-width:1180px){ .tm-toc{display:none} }
@media(max-width:900px){
  .tm-search{width:150px}
  .tm-head-link{display:none}
  .tm-burger{display:block}
  .tm-sidebar{transform:translateX(-100%); transition:transform .2s; z-index:60; background:#fff}
  .tm-sidebar.open{transform:none; box-shadow:var(--shadow)}
  .tm-main{margin-left:0; padding:20px 16px 60px}
  .tm-scrim.show{display:block; position:fixed; inset:var(--header-h) 0 0 0; background:rgba(15,20,35,.35); z-index:55}
}