/* API 接口文档页共用样式（六个 api-*.html 页共用；页面壳样式仍在各页内联） */
/* ── Doc nav (sticky section nav) ── */
.doc-nav { position: sticky; top: 0; z-index: 5; display: flex; flex-wrap: wrap; gap: 4px; background: rgba(247,248,250,0.92); backdrop-filter: blur(8px); padding: 10px 0; margin-bottom: 24px; border-bottom: 1px solid var(--border); }
.doc-nav a { font-family: var(--mono); font-size: 12px; color: var(--text-secondary); text-decoration: none; padding: 5px 12px; border-radius: 6px; border: 1px solid transparent; transition: all 0.15s; white-space: nowrap; }
.doc-nav a:hover { color: var(--text-primary); background: var(--surface); }
.doc-nav a.active { color: var(--cyan); background: #EEF2FF; border-color: var(--border-bright); }

/* Doc sections */
.doc-section { margin-bottom: 48px; scroll-margin-top: 64px; }
.doc-section-title {
  font-family: var(--display); font-size: 18px; font-weight: 700; color: var(--text-primary);
  margin-bottom: 4px; padding-bottom: 12px; border-bottom: 1px solid var(--border);
  display: flex; align-items: center; gap: 10px;
}
.doc-section-title .section-num { font-family: var(--mono); font-size: 12px; color: var(--cyan); }
.doc-body { margin-top: 20px; }

/* API subsection (each endpoint inside a product section) */
.api-subsection { margin-top: 32px; padding-top: 20px; border-top: 1px dashed var(--border); }
.api-subsection:first-of-type { border-top: none; padding-top: 0; }
.api-subsection-title { font-family: var(--display); font-size: 15px; font-weight: 600; color: var(--text-primary); margin-bottom: 12px; display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }

/* Info row */
.info-row { display: flex; align-items: center; gap: 10px; margin-bottom: 14px; flex-wrap: wrap; }
.info-label { font-family: var(--mono); font-size: 11px; color: var(--text-dim); text-transform: uppercase; letter-spacing: 0.12em; min-width: 72px; }
.info-value { font-family: var(--mono); font-size: 13px; color: var(--text-primary); background: var(--surface); border: 1px solid var(--border); border-radius: 4px; padding: 4px 10px; }
.info-desc { font-size: 12px; color: var(--text-secondary); }
.endpoint-value { display: inline-flex; align-items: center; gap: 8px; }
.method-post { color: #fff; background: var(--cyan); border-radius: 4px; padding: 1px 8px; font-size: 11px; font-weight: 700; letter-spacing: 0.05em; }
.method-get { color: #fff; background: var(--success); border-radius: 4px; padding: 1px 8px; font-size: 11px; font-weight: 700; letter-spacing: 0.05em; }
.method-put { color: #fff; background: #F59E0B; border-radius: 4px; padding: 1px 8px; font-size: 11px; font-weight: 700; letter-spacing: 0.05em; }

/* Param table (4-col) */
.param-table-wrap { background: var(--panel); border: 1px solid var(--border); border-radius: 10px; overflow: hidden; margin-bottom: 16px; overflow-x: auto; }
.param-table { width: 100%; border-collapse: collapse; }
.param-table th { font-family: var(--mono); font-size: 11px; color: var(--text-dim); padding: 10px 16px; text-align: left; border-bottom: 1px solid var(--border); background: #FAFAFA; text-transform: uppercase; letter-spacing: 0.06em; }
.param-table td { padding: 10px 16px; font-size: 13px; border-bottom: 1px solid var(--border); vertical-align: top; }
.param-table tr:last-child td { border-bottom: none; }
.param-name { font-family: var(--mono); font-size: 12.5px; font-weight: 600; color: var(--text-primary); white-space: nowrap; }
.param-type { font-family: var(--mono); font-size: 12px; color: var(--cyan); white-space: nowrap; }
.param-req { font-family: var(--mono); font-size: 12px; }
.param-req.yes { color: var(--danger); font-weight: 700; }
.param-req.no { color: var(--text-dim); }
.param-desc { color: var(--text-secondary); font-size: 12.5px; line-height: 1.6; }
.param-desc code { font-family: var(--mono); font-size: 11.5px; color: var(--cyan); background: rgba(77,107,254,0.06); border: 1px solid rgba(77,107,254,0.12); border-radius: 3px; padding: 0 5px; }

/* Code block */
.code-block-wrap { position: relative; margin-bottom: 16px; }
.code-block-header {
  display: flex; align-items: center; justify-content: space-between;
  background: rgba(12,22,40,0.8); border: 1px solid var(--border); border-bottom: none;
  border-radius: 8px 8px 0 0; padding: 8px 14px;
}
.code-lang { font-family: var(--mono); font-size: 10px; color: var(--text-dim); text-transform: uppercase; letter-spacing: 0.12em; }
.btn-copy-code {
  display: flex; align-items: center; gap: 5px;
  background: transparent; border: 1px solid var(--border); border-radius: 4px;
  color: var(--text-dim); font-family: var(--mono); font-size: 10px;
  padding: 3px 8px; cursor: pointer; transition: all 0.15s;
}
.btn-copy-code:hover { border-color: var(--border-bright); color: var(--text-primary); }
.btn-copy-code svg { width: 11px; height: 11px; }

.code-block {
  background: #1E293B; border: 1px solid var(--border);
  border-radius: 0 0 8px 8px; padding: 16px 18px;
  overflow-x: auto;
}
.code-block pre {
  font-family: var(--mono); font-size: 12px; line-height: 1.7;
  color: #E2E8F0; white-space: pre; tab-size: 2;
}

/* Syntax colors */
.tok-kw   { color: #c792ea; }  /* keyword */
.tok-str  { color: #c3e88d; }  /* string */
.tok-num  { color: #f78c6c; }  /* number */
.tok-cmt  { color: #546e7a; font-style: italic; }  /* comment */
.tok-fn   { color: #82aaff; }  /* function */
.tok-key  { color: #00d4ff; }  /* json key */
.tok-hdr  { color: #ffb020; }  /* http header */
.tok-met  { color: #ff4466; font-weight: 700; }  /* http method */
.tok-url  { color: #c3e88d; }  /* url */

/* Tabs */
.tab-group { display: flex; gap: 0; margin-bottom: 0; border-bottom: none; }
.tab-btn {
  padding: 7px 16px; border: 1px solid var(--border); border-bottom: none; border-right: none;
  background: var(--deep); color: var(--text-dim); font-family: var(--mono); font-size: 11px;
  cursor: pointer; transition: all 0.15s; border-radius: 6px 6px 0 0;
}
.tab-btn:last-child { border-right: 1px solid var(--border); }
.tab-btn.active { background: var(--surface); color: var(--text-primary); border-color: var(--border); }
.tab-content { display: none; }
.tab-content.active { display: block; }

/* Paragraph text */
.doc-p { font-size: 13px; color: var(--text-secondary); line-height: 1.7; margin-bottom: 14px; }
.doc-p code { font-family: var(--mono); font-size: 12px; color: var(--cyan); background: rgba(0,212,255,0.08); border: 1px solid rgba(0,212,255,0.15); border-radius: 3px; padding: 1px 6px; }
.doc-label { font-size: 13px; font-weight: 500; color: var(--text-primary); margin-bottom: 10px; margin-top: 6px; }

/* Callout note */
.note-box { display: flex; gap: 10px; align-items: flex-start; background: #FFFBEB; border: 1px solid rgba(245,158,11,0.25); border-radius: 8px; padding: 12px 14px; margin-bottom: 16px; }
.note-box.info { background: #EFF6FF; border-color: rgba(77,107,254,0.2); }
.note-box svg { width: 15px; height: 15px; flex-shrink: 0; margin-top: 1px; }
.note-box .note-text { font-size: 12.5px; color: var(--text-secondary); line-height: 1.65; }
.note-box .note-text strong { color: var(--text-primary); }

/* Error / billing table */
.error-table { width: 100%; border-collapse: collapse; }
.error-table th { font-family: var(--mono); font-size: 12px; color: var(--text-dim); padding: 10px 16px; text-align: left; border-bottom: 1px solid var(--border); background: #FAFAFA; }
.error-table td { padding: 12px 16px; font-size: 13px; border-bottom: 1px solid var(--border); vertical-align: top; }
.error-table tr:last-child td { border-bottom: none; }
.error-table .code-cell { font-family: var(--mono); font-size: 13px; font-weight: 700; }
.error-code-4xx { color: #ff4466; }
.error-code-5xx { color: #c792ea; }
.error-msg-cell { font-family: var(--mono); font-size: 12px; color: var(--text-primary); }
.error-desc-cell { font-size: 12px; color: var(--text-secondary); }
.error-table-wrap { background: var(--panel); border: 1px solid var(--border); border-radius: 10px; overflow: hidden; overflow-x: auto; }

/* State machine diagram */
.state-diagram-wrap { background: var(--panel); border: 1px solid var(--border); border-radius: 10px; padding: 20px; margin-bottom: 16px; overflow-x: auto; }
.state-diagram-wrap svg { display: block; margin: 0 auto; min-width: 640px; }

/* Toast */
#toast { position: fixed; bottom: 24px; right: 24px; background: #1F2937; border: none; border-radius: 6px; padding: 10px 18px; font-family: var(--mono); font-size: 12px; color: #F9FAFB; opacity: 0; transition: opacity 0.2s; pointer-events: none; z-index: 100; box-shadow: 0 4px 16px rgba(0,0,0,0.15); }
#toast.show { opacity: 1; }
#toast.toast-success { border-color: rgba(0,229,160,0.4); color: var(--success); }
#toast.toast-error { background: #FEF2F2; color: var(--danger); box-shadow: 0 4px 16px rgba(239,68,68,0.12); }