.usage-preview{border:1px solid var(--line);background:linear-gradient(145deg, var(--surface-raised), var(--surface) 65%);width:100%;max-width:580px;box-shadow:0 20px 70px var(--shadow);border-radius:14px;justify-self:end;padding:24px}.usage-preview-label{color:var(--accent);font:.75rem/1.6 var(--mono);letter-spacing:.06em;margin-bottom:22px}.usage-root{border:1px dashed var(--line-strong);border-radius:8px;align-items:center;gap:12px;padding:14px 16px;display:flex}.usage-root>svg{color:var(--accent)}.usage-root strong{font-size:1rem;display:block}.usage-root p{color:var(--muted);font-size:.875rem}.usage-root .offline-tag{margin-left:auto;position:static}.usage-handoff{text-align:center;color:var(--muted);padding-block:10px;font-size:.875rem}.usage-handoff span{color:var(--accent);margin-right:8px}.usage-key-options{border:1px solid var(--line);background:var(--surface);border-radius:8px;flex-wrap:wrap;justify-content:center;align-items:center;gap:6px 14px;padding:14px 12px;font-size:.875rem;display:flex}.usage-key-options>span{color:var(--muted)}.usage-key-options svg{color:var(--accent)}.usage-preview-connector{text-align:center;font:.875rem/1 var(--mono);color:var(--accent);padding:8px}.usage-issuer{border:1px solid var(--accent);background:var(--surface-raised);text-align:center;border-radius:8px;padding:16px 20px}.usage-issuer>strong{letter-spacing:-.03em;font-size:1.75rem;display:block}.usage-issuer p{color:var(--text-secondary);font-size:.875rem}.usage-issuer small{color:var(--muted);font-size:.875rem}.usage-preview .leaf-nodes{margin-top:2px}.usage-preview .leaf-node{padding:14px 6px}.usage-preview .leaf-node>small{display:block}.usage-preview figcaption{color:var(--muted);margin-top:10px;font-size:.875rem;line-height:1.6}.project-map-section{border-block:1px solid var(--line);background:var(--surface)}.project-map-actions{flex-wrap:wrap;align-items:center;gap:24px;margin-bottom:28px;display:flex}.project-map-open{min-height:56px;font-size:1rem}.project-map-actions .usage-text-fallback{color:var(--accent)}.project-map-preview{border:1px solid var(--line-strong);background:var(--bg);border-radius:12px;padding:24px}.project-map-preview img{width:100%;max-width:1100px;height:auto;margin-inline:auto;display:block}.project-map-preview figcaption{border-top:1px solid var(--line);color:var(--muted);text-align:center;margin-top:20px;padding-top:16px;font-size:.875rem}.project-map-overview{margin:0;padding:0;list-style:none;display:none}.project-map-overview li{border:1px solid var(--line-strong);background:var(--bg);border-radius:10px;padding:24px}.project-map-step{color:var(--accent);font:.875rem/1.6 var(--mono);align-items:center;gap:10px;display:flex}.project-map-overview h3{margin-top:14px;font-size:1.125rem}.project-map-overview p{color:var(--muted);margin-top:8px;font-size:1rem}.usage-dialog{border:1px solid var(--line-strong);width:min(1400px,100% - 40px);max-width:none;height:min(960px,100dvh - 40px);max-height:calc(100dvh - 40px);color:var(--text);background:var(--bg);border-radius:14px;margin:auto;padding:24px;overflow:auto}.usage-dialog[open]{flex-direction:column;gap:16px;display:flex}.usage-dialog::backdrop{backdrop-filter:blur(6px);background:#020812d9}.usage-dialog-header{justify-content:space-between;align-items:center;gap:16px;display:flex}.usage-dialog-header h2{margin-top:4px;font-size:clamp(1.375rem,3vw,2rem)}.usage-dialog-header .eyebrow{color:var(--accent);font-size:.75rem}.usage-dialog button{min-height:44px;color:var(--text-secondary);background:var(--surface);border:1px solid var(--line-strong);border-radius:6px;padding:8px 14px;font-size:.875rem}.usage-dialog button:hover:not(:disabled),.usage-dialog button[aria-pressed=true]{border-color:var(--accent);color:var(--accent);background:var(--surface-raised)}.usage-dialog button:disabled{opacity:.5}.usage-dialog .usage-close{flex-shrink:0}.usage-close span{margin-left:6px;font-size:1.25rem}.usage-description{color:var(--muted);max-width:90ch;font-size:.875rem}.usage-sections,.usage-toolbar,.usage-zoom-controls{flex-wrap:wrap;align-items:center;gap:8px;display:flex}.usage-toolbar{justify-content:space-between}.usage-zoom{text-align:center;min-width:58px;color:var(--muted);font:.875rem var(--mono)}.usage-stage{border:1px solid var(--line);cursor:grab;touch-action:none;user-select:none;border-radius:8px;flex:1 0 260px;min-height:260px;overflow:hidden}.usage-stage.is-panning{cursor:grabbing}.usage-stage .usage-map{width:100%;height:100%;display:block}.usage-reading{overscroll-behavior:contain;border:1px solid var(--line);border-radius:8px;flex:260px;min-height:200px;padding:24px;overflow-y:auto}.usage-reading section+section{margin-top:32px}.usage-reading h3{font-size:1.375rem;line-height:1.4}.usage-reading section>p{color:var(--muted);margin-block:10px 18px}.usage-reading-cards{grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;margin-bottom:18px;display:grid}.usage-reading article{background:var(--surface);border:1px solid var(--line);border-radius:8px;padding:16px}.usage-reading h4{color:var(--text);margin-bottom:6px;font-size:1rem}.usage-reading article p{color:var(--muted);font-size:.875rem}.usage-dialog-footer{color:var(--muted);flex-wrap:wrap;justify-content:space-between;align-items:center;gap:12px;font-size:.75rem;display:flex}.usage-dialog-footer a{color:var(--accent);font-size:.875rem}@media (width<=1100px){.usage-preview{justify-self:center}}@media (width<=800px){.project-map-preview{display:none}.project-map-overview{grid-template-columns:repeat(2,minmax(0,1fr));gap:16px;display:grid}}@media (width<=540px){.project-map-actions{flex-direction:column;align-items:stretch;gap:18px}.project-map-open{justify-content:space-between;gap:12px;padding-inline:16px}.project-map-overview{grid-template-columns:1fr}.usage-preview{padding:18px 14px}.usage-preview-label{letter-spacing:0;margin-bottom:16px}.usage-root{flex-wrap:wrap;padding:12px}.usage-root .offline-tag{margin-left:0}.usage-preview .leaf-nodes{gap:6px}.usage-preview .leaf-node{padding:14px 3px}.usage-preview .leaf-node>small{font-size:.75rem}.usage-dialog{border-radius:10px;width:calc(100% - 16px);height:calc(100dvh - 16px);max-height:calc(100dvh - 16px);padding:14px}.usage-dialog[open]{gap:12px}.usage-dialog-header{align-items:flex-start}.usage-dialog button{padding-inline:10px}.usage-sections{gap:6px}.usage-reading{padding:16px}.usage-reading-cards{grid-template-columns:1fr}.usage-description{font-size:.875rem}}.introduction-section[data-astro-cid-o7nfzk3k]{border-bottom:1px solid var(--line)}.introduction-inner[data-astro-cid-o7nfzk3k]{max-width:1040px}.introduction-heading[data-astro-cid-o7nfzk3k]{text-align:center;margin-bottom:32px}.introduction-heading[data-astro-cid-o7nfzk3k] p[data-astro-cid-o7nfzk3k]{color:var(--muted);margin-top:16px;font-size:1.125rem}.introduction-player[data-astro-cid-o7nfzk3k]{aspect-ratio:16/9;border:1px solid var(--line-strong);background:var(--surface);border-radius:10px;position:relative;overflow:hidden}.introduction-player[data-astro-cid-o7nfzk3k]>img[data-astro-cid-o7nfzk3k]{object-fit:cover;width:100%;height:100%;display:block}.introduction-player[data-astro-cid-o7nfzk3k] iframe{border:0;width:100%;height:100%;position:absolute;inset:0}.introduction-play[data-astro-cid-o7nfzk3k]{background:linear-gradient(#0000 55%,#080f1cbb);place-items:center;display:grid;position:absolute;inset:0}.introduction-play[data-astro-cid-o7nfzk3k]:focus-visible{outline-offset:-6px}.introduction-play-icon[data-astro-cid-o7nfzk3k]{width:76px;height:76px;color:var(--on-accent);background:var(--accent);box-shadow:0 4px 24px var(--shadow);border-radius:50%;place-items:center;transition:background .2s,transform .2s;display:grid}.introduction-play-icon[data-astro-cid-o7nfzk3k] svg[data-astro-cid-o7nfzk3k]{margin-left:4px}.introduction-play[data-astro-cid-o7nfzk3k]:hover .introduction-play-icon[data-astro-cid-o7nfzk3k]{background:var(--accent-hover);transform:scale(1.05)}.introduction-play-label[data-astro-cid-o7nfzk3k]{font-size:1rem;font-weight:600;position:absolute;bottom:20px;left:24px}.introduction-footer[data-astro-cid-o7nfzk3k]{justify-content:space-between;align-items:baseline;gap:16px;margin-top:16px;display:flex}.introduction-status[data-astro-cid-o7nfzk3k]{color:var(--muted);font-size:.875rem}.introduction-footer[data-astro-cid-o7nfzk3k] .text-link[data-astro-cid-o7nfzk3k]{flex-shrink:0;margin-left:auto}@media (width<=540px){.introduction-section[data-astro-cid-o7nfzk3k]{padding-block:64px}.introduction-heading[data-astro-cid-o7nfzk3k]{text-align:left;margin-bottom:24px}.introduction-heading[data-astro-cid-o7nfzk3k] p[data-astro-cid-o7nfzk3k]{font-size:1rem}.introduction-play-icon[data-astro-cid-o7nfzk3k]{width:52px;height:52px}.introduction-play-icon[data-astro-cid-o7nfzk3k] svg[data-astro-cid-o7nfzk3k]{width:24px;height:24px}.introduction-play-label[data-astro-cid-o7nfzk3k]{font-size:.875rem;bottom:10px;left:14px}.introduction-footer[data-astro-cid-o7nfzk3k]{flex-wrap:wrap}}