/* Qiancheng Tools 使用文档专属样式
   抽离自 tool-docs.html 内联 <style>，便于 PJAX 跳转后样式仍生效（外部样式表不随容器替换而丢失） */

.doc-hero { padding: 140px 0 60px; position: relative; overflow: hidden; }
.doc-hero .container { position: relative; z-index: 1; }
.doc-hero h1 { font-size: clamp(34px, 5vw, 52px); margin: 14px 0 10px; letter-spacing: -0.5px; }
.doc-hero p.lead { max-width: 760px; color: var(--text-muted); font-size: 17px; line-height: 1.7; }
.doc-layout { display: grid; grid-template-columns: 240px 1fr; gap: 48px; align-items: start; padding-bottom: 100px; }
.doc-toc { position: sticky; top: 96px; align-self: start; border-left: 1px solid var(--line, #e2e8f0); padding-left: 18px; }
.doc-toc a { display: block; padding: 6px 0; color: var(--text-muted); font-size: 14px; text-decoration: none; transition: color .15s; }
.doc-toc a:hover { color: var(--primary, #2563eb); }
.doc-toc a.sub { padding-left: 14px; font-size: 13px; }
.doc-content { min-width: 0; }
.doc-section { margin-bottom: 56px; scroll-margin-top: 90px; }
.doc-section > h2 { font-size: 26px; margin: 0 0 6px; display: flex; align-items: center; gap: 10px; }
.doc-section > h2 .num { font-family: var(--font-mono, monospace); font-size: 14px; color: var(--primary, #2563eb); background: color-mix(in srgb, var(--primary, #2563eb) 12%, transparent); padding: 2px 9px; border-radius: 6px; }
.doc-section > p { color: var(--text-muted); line-height: 1.8; font-size: 15px; }
.doc-card { background: var(--glass-bg, rgba(255,255,255,.6)); border: 1px solid var(--line, #e2e8f0); border-radius: 14px; padding: 22px 24px; margin: 18px 0; backdrop-filter: blur(8px); }
.doc-h3 { font-size: 19px; margin: 30px 0 8px; }
.doc-steps { list-style: none; counter-reset: step; padding: 0; margin: 16px 0; }
.doc-steps li { position: relative; padding: 10px 0 10px 44px; border-bottom: 1px dashed var(--line, #e2e8f0); }
.doc-steps li:last-child { border-bottom: none; }
.doc-steps li::before { counter-increment: step; content: counter(step); position: absolute; left: 0; top: 10px; width: 28px; height: 28px; border-radius: 8px; background: color-mix(in srgb, var(--primary, #2563eb) 14%, transparent); color: var(--primary, #2563eb); font-weight: 700; display: grid; place-items: center; font-size: 13px; }
.doc-steps li b { color: var(--text, #0f172a); }
table.param { width: 100%; border-collapse: collapse; margin: 14px 0; font-size: 14px; overflow: hidden; border-radius: 12px; }
table.param th, table.param td { text-align: left; padding: 11px 14px; border-bottom: 1px solid var(--line, #e2e8f0); }
table.param th { background: color-mix(in srgb, var(--primary, #2563eb) 8%, transparent); color: var(--text, #0f172a); font-weight: 600; }
table.param tr:last-child td { border-bottom: none; }
table.param td.k { font-family: var(--font-mono, monospace); color: var(--primary, #2563eb); white-space: nowrap; }
table.param td .tag { display: inline-block; font-size: 12px; padding: 1px 8px; border-radius: 5px; background: color-mix(in srgb, var(--primary, #2563eb) 10%, transparent); color: var(--primary, #2563eb); margin: 1px 2px; }
code.inline { font-family: var(--font-mono, monospace); background: color-mix(in srgb, var(--text, #0f172a) 7%, transparent); padding: 1px 6px; border-radius: 5px; font-size: 13px; }
.note { border-left: 3px solid var(--primary, #2563eb); background: color-mix(in srgb, var(--primary, #2563eb) 6%, transparent); padding: 12px 16px; border-radius: 0 10px 10px 0; margin: 16px 0; font-size: 14px; color: var(--text-muted); line-height: 1.7; }
.note.warn { border-left-color: #f59e0b; background: rgba(245,158,11,.08); }
.note.ok { border-left-color: #10b981; background: rgba(16,185,129,.08); }
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.feat-mini { border: 1px solid var(--line, #e2e8f0); border-radius: 12px; padding: 14px 16px; }
.feat-mini b { display: block; margin-bottom: 4px; }
.feat-mini span { font-size: 13px; color: var(--text-muted); }

/* 页脚（与全站深色页脚风格一致） */
.footer {
  background: var(--gray-900);
  color: var(--gray-400);
  padding: 48px 0;
  margin-top: 40px;
}
.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  flex-wrap: wrap;
}
.footer-brand {
  display: flex;
  align-items: center;
  gap: 12px;
}
.footer-brand .logo-icon {
  width: 42px;
  height: 42px;
  border-radius: var(--radius-sm, 10px);
  overflow: hidden;
  background: var(--gradient-primary);
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: inset 0 0 0 1px rgba(255,255,255,0.12), var(--shadow-primary);
}
.footer-brand .logo-icon img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  border-radius: inherit;
}
.footer-brand .name {
  color: #fff;
  font-weight: 700;
  font-size: 15px;
  line-height: 1.3;
}
.footer-brand .sub {
  color: var(--gray-500);
  font-size: 11px;
  letter-spacing: 0.02em;
}
.footer-copy {
  color: var(--gray-500);
  font-size: 13px;
}
@media (max-width: 900px) {
  .doc-layout { grid-template-columns: 1fr; gap: 24px; }
  .doc-toc { position: static; border-left: none; border-top: 1px solid var(--line, #e2e8f0); padding: 16px 0 0; columns: 2; }
  .grid-2 { grid-template-columns: 1fr; }
  .footer-inner { flex-direction: column; align-items: flex-start; gap: 14px; }
}