/* Shared system typography and restrained surfaces; no motion required to navigate. */
.harness-start{display:grid;grid-template-columns:1.1fr 1fr;gap:2rem;background:var(--panel);border:1px solid var(--line);border-radius:1.25rem;padding:clamp(1.25rem,3vw,2rem);margin-bottom:1.75rem;align-items:center}
.harness-start h2{font-size:clamp(1.5rem,2.5vw,2rem);line-height:1.2;letter-spacing:-.025em;margin:.5rem 0 .75rem}.harness-start p{max-width:48ch;color:var(--muted)}.harness-start a{font-weight:550}
.harness-endpoint{min-width:0}.harness-endpoint label{font-size:.75rem;line-height:1.5}.harness-endpoint>div,.harness-customize>div{display:flex;gap:.5rem;margin:.5rem 0}.harness-endpoint input{min-width:0;font-family:ui-monospace,monospace;font-size:.8rem}.harness-endpoint button,.harness-customize button{flex-shrink:0}.harness-endpoint small{display:block;color:var(--muted);line-height:1.6}
.harness-toolbar{display:flex;gap:.75rem;align-items:center}.harness-toolbar label{margin:0}.harness-search{flex:1}.harness-toolbar input{width:100%}.harness-toolbar select{min-width:10rem}#harness-status{font-size:.75rem;margin:1rem 0}
.harness-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:1rem}.harness-card{display:flex;flex-direction:column;align-items:stretch;text-align:left;color:var(--text);background:var(--panel);border:1px solid var(--line);border-radius:1rem;padding:1.25rem;min-height:14rem;box-shadow:var(--shadow);font-weight:400;white-space:normal}.harness-card:hover:not(:disabled){background:var(--panel);border-color:var(--accent);color:var(--text)}.harness-card:active:not(:disabled){background:var(--accent-soft);transform:scale(.99)}.harness-card-top{display:flex;align-items:center;justify-content:space-between;gap:.75rem;margin-bottom:1rem}.harness-symbol{display:grid;place-items:center;width:2.75rem;height:2.75rem;background:var(--surface);border-radius:.8rem;font-weight:650;color:var(--text);flex-shrink:0}.harness-symbol svg{width:1.7rem;height:1.7rem}.harness-kind-label{font-size:.6875rem;color:var(--muted)}.harness-card>strong{font-size:1rem;letter-spacing:-.015em}.harness-summary{color:var(--muted);line-height:1.6;font-size:.8125rem;margin:.6rem 0 1.5rem}.harness-card-bottom{display:flex;align-items:center;justify-content:space-between;gap:.5rem;margin-top:auto;font-size:.6875rem}.harness-card-bottom>span{color:var(--accent);font-weight:550}.harness-card-bottom code{font-size:.6875rem;color:var(--muted);overflow-wrap:anywhere}.harness-footnote{font-size:.75rem;margin:1.5rem 0}
.harness-reader-bar{display:flex;justify-content:space-between;align-items:center;gap:1rem;margin-bottom:1rem;font-size:.8125rem}.harness-customize{max-width:58rem;background:var(--accent-soft);border-radius:1rem;padding:1rem 1.25rem;margin-bottom:1.25rem}.harness-customize label{font-size:.8125rem}.harness-customize label span{display:block;font-weight:400;font-size:.75rem}.harness-customize input{min-width:0;flex:1}.harness-customize p{font-size:.75rem;margin:.4rem 0 0}
.harness-article{max-width:58rem;background:var(--panel);border:1px solid var(--line);border-radius:1.25rem;padding:clamp(1.25rem,4vw,3rem);overflow-wrap:anywhere}.harness-article h1{font-size:clamp(1.6rem,3vw,2.25rem);line-height:1.15;letter-spacing:-.03em;margin:0 0 1.25rem}.harness-article h2{font-size:1.2rem;letter-spacing:-.015em;line-height:1.35;margin:2rem 0 .75rem}.harness-article h3{font-size:1rem}.harness-article p,.harness-article li{font-size:.9375rem;line-height:1.7}.harness-article li+li{margin-top:.5rem}.harness-article code{font-size:.85em;background:var(--bg);padding:.15rem .3rem;border-radius:.25rem}.harness-article pre{margin:0;overflow:auto;padding:3.25rem 1rem 1rem;background:var(--bg);border-radius:.75rem;line-height:1.6;max-width:100%}.harness-article pre code{padding:0;white-space:pre}.harness-article table{width:100%;border-collapse:collapse}.harness-article th,.harness-article td{padding:.75rem;text-align:left;border-bottom:1px solid var(--line)}.harness-article .table-scroll{max-width:100%;overflow:auto}
.manual-code{position:relative;margin:1rem 0}.manual-code .copy-code{position:absolute;right:.65rem;top:.5rem;background:var(--panel);color:var(--text);border:1px solid var(--line);border-radius:.5rem;padding:.3rem .65rem;font-size:.75rem;font-weight:500}
@media(max-width:1100px){.harness-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.harness-start{grid-template-columns:1fr;gap:1.5rem}}
@media(max-width:600px){.harness-grid{grid-template-columns:1fr}.harness-card{min-height:12rem}.harness-toolbar{align-items:stretch;flex-direction:column}.harness-toolbar select{width:100%}.harness-start{padding:1.25rem}.harness-reader-bar{flex-wrap:wrap}.harness-customize>div,.harness-endpoint>div{flex-wrap:wrap}.harness-endpoint input{flex:1 1 100%}.harness-customize input{flex:1 1 100%}.harness-article{border-radius:1rem}}
@media(prefers-reduced-motion:reduce){.harness-card:active:not(:disabled){transform:none}}@media(prefers-contrast:more){.harness-card{border-color:var(--text)}}

.harness-logo{width:2rem;height:2rem;object-fit:contain}.logo-dark{display:none}:root[data-theme=dark] .harness-logo.mono{filter:invert(1)}:root[data-theme=dark] .logo-light{display:none}:root[data-theme=dark] .logo-dark{display:block}.guide-logo{display:grid;place-items:center;background:var(--bg);border:1px solid var(--line);border-radius:1rem;width:3.75rem;height:3.75rem;margin-bottom:1.25rem}.guide-logo .harness-logo{width:2.5rem;height:2.5rem}.doc-guide-logo{display:inline-flex;vertical-align:middle;margin-right:.5rem}.doc-guide-logo .harness-logo{width:1.125rem;height:1.125rem}

#harness-reader{scroll-margin-top:5.5rem}:root[data-theme=dark] .harness-card,:root[data-theme=dark] .manual-code .copy-code{color:var(--text)}.harness-article pre code{color:var(--text)}.manual-code .copy-code:hover{background:var(--surface);color:var(--text)}