/* The atlas is a reading aid, not a live infrastructure dashboard. */
.atlas-home { --atlas-teal: #17675f; --atlas-teal-soft: #e4f2ed; --atlas-yellow: #eced9c; }
.atlas-symbols { position: absolute; width: 0; height: 0; overflow: hidden; }
.atlas-home svg { width: 24px; height: 24px; fill: none; stroke: currentColor; stroke-width: 1.65; stroke-linecap: round; stroke-linejoin: round; flex-shrink: 0; }
.atlas-home button { font: inherit; cursor: pointer; }
.atlas-home [hidden] { display: none !important; }
.atlas-home .atlas-header { width: 100%; margin: 0; border: 0; border-radius: 0; overflow: visible; }
.atlas-masthead { position: relative; display: flex; align-items: center; gap: 2rem; width: min(100% - 4rem, 88rem); margin-inline: auto; min-height: 86px; }
.atlas-brand { display: flex; gap: .75rem; align-items: center; color: white; text-decoration: none; }
.atlas-brand:hover { color: white; }
.atlas-brand strong { font-size: 1.1rem; letter-spacing: -.03em; }
.atlas-mark { position: relative; display: grid; place-items: center; width: 34px; height: 34px; border: 1px solid #77968c; border-radius: 9px; color: var(--atlas-yellow); font-size: 1.25rem; font-weight: 750; }
.atlas-mark span { position: absolute; right: -3px; bottom: -2px; width: 8px; height: 8px; border-radius: 50%; background: var(--atlas-yellow); border: 2px solid var(--navy-950); }
.atlas-brand-caption { margin-left: .75rem; padding-left: 1.5rem; border-left: 1px solid #42546a; color: #bacbd7; font-size: .82rem; }
.atlas-catalog-link { margin-left: auto; color: #dae6eb; text-decoration: none; font-size: .85rem; }
.atlas-catalog-link:hover { color: white; }
.atlas-catalog-link span { margin-left: .6rem; }
.atlas-masthead .docs-toolbar { border: 0; padding: 0; }
.atlas-masthead .docs-search-trigger { font-size: .75rem; }
.atlas-masthead .docs-search-trigger kbd { display: none; }
.atlas-menu { position: static; }
.atlas-menu > summary { display: flex; align-items: center; gap: 1rem; padding: .65rem 1rem; border: 1px solid #42566b; border-radius: 6px; font-size: .8rem; cursor: pointer; list-style: none; }
.atlas-menu > summary::-webkit-details-marker { display: none; }
.atlas-menu > summary::after { content: '+'; font-size: 1.15rem; line-height: 1; }
.atlas-menu[open] > summary::after { content: '−'; }
.atlas-menu .site-nav-wrap { position: absolute; top: calc(100% - 2px); left: 0; right: 0; z-index: 20; border: 1px solid #42566b; border-radius: 0 0 12px 12px; box-shadow: 0 12px 20px -15px #081a3166; }
.atlas-menu .site-nav { display: grid; grid-template-columns: 1fr 1fr 1.3fr 1fr; width: 100%; padding: 1.5rem; gap: 1.5rem; border: 0; mask-image: none; -webkit-mask-image: none; overflow: visible; }
.atlas-menu .nav-cluster { display: block; margin: 0; padding: 0; border: 0; }
.atlas-menu .nav-cluster-label { display: block; padding: 0 .65rem .5rem; font-size: .8rem; }
.atlas-menu .nav-cluster-links { display: flex; flex-direction: column; }
.atlas-menu .site-nav a { font-weight: 500; font-size: .85rem; border: 0; }
.atlas-home .atlas-shell { width: min(100% - 4rem, 88rem); padding-block: 0 3rem; }
.atlas-intro { display: flex; align-items: end; justify-content: space-between; gap: 2rem; padding: 3.6rem 0 2.4rem; }
.atlas-intro h1 { max-width: none; font-size: 3rem; line-height: 1.12; letter-spacing: -.055em; margin-bottom: 1.15rem; font-weight: 650; }
.atlas-intro p { color: var(--muted); margin: 0; font-size: 1rem; line-height: 1.65; }
.atlas-intro-aside { padding: 0 1.5rem .25rem 2rem; border-left: 1px solid var(--line); }
.atlas-document-label { display: block; color: var(--atlas-teal); font-size: .78rem; font-weight: 650; margin-bottom: .6rem; }
.atlas-intro-aside p { font-size: .88rem; }
.atlas-intro-aside a { display: inline-block; font-weight: 600; font-size: .8rem; margin-top: 1rem; text-decoration: none; }
.atlas-notice { display: flex; align-items: center; gap: .9rem; border-block: 1px solid #dfdec2; background: #f5f3e4; color: #66562b; padding: .8rem 1rem; border-radius: 6px; }
.atlas-notice-symbol { display: grid; place-items: center; font-weight: 700; border: 1px solid currentColor; border-radius: 50%; width: 20px; height: 20px; flex: 0 0 20px; font-size: .75rem; }
.atlas-notice p { margin: 0; font-size: .78rem; flex: 1; }
.atlas-notice strong { font-weight: 650; }
.atlas-notice a { color: #66562b; font-size: .78rem; white-space: nowrap; text-underline-offset: 3px; }
.atlas-home main > section { padding: 0; }
.atlas-home .atlas-explorer { margin-block: 1.5rem 3.5rem; border: 1px solid #cad7dc; border-radius: 14px; overflow: hidden; }
.atlas-explorer-heading { display: flex; align-items: center; justify-content: space-between; gap: 1rem; padding: 1.35rem 1.5rem; }
.atlas-explorer-heading h2 { font-size: 1.25rem; margin: 0 0 .25rem; }
.atlas-explorer-heading p { font-size: .82rem; margin: 0; color: var(--muted); }
.atlas-view-control { display: flex; padding: 3px; background: var(--sunken); border-radius: 7px; }
.atlas-view-control button { border: 1px solid transparent; background: transparent; border-radius: 5px; padding: .45rem .7rem; font-size: .75rem; color: var(--muted); min-height: 36px; }
.atlas-view-control button[aria-pressed='true'] { background: white; border-color: var(--line); color: var(--navy-950); font-weight: 600; }
.atlas-scenarios { display: flex; gap: .3rem; padding: 0 1.5rem 1rem; flex-wrap: wrap; }
.atlas-scenarios button { display: flex; align-items: center; gap: .5rem; border: 1px solid transparent; background: transparent; padding: .55rem .8rem; min-height: 42px; border-radius: 7px; color: var(--muted); font-size: .8rem; transition: background .18s, color .18s; }
.atlas-scenarios svg { width: 17px; height: 17px; }
.atlas-scenarios button:hover { background: var(--sunken); color: var(--ink); }
.atlas-scenarios button[aria-pressed='true'] { background: var(--navy-950); color: white; }
.atlas-workspace { display: grid; grid-template-columns: minmax(0, 1fr) 290px; border-block: 1px solid var(--line); }
.atlas-map { position: relative; height: 410px; background-color: #f7faf9; background-image: radial-gradient(#cbd8d6 .8px, transparent .8px); background-size: 16px 16px; overflow: hidden; }
.atlas-lane-title { position: absolute; display: flex; justify-content: space-between; align-items: center; gap: 1rem; top: 12px; inset-inline: 2.5%; color: #526b73; font-size: .7rem; }
.atlas-lane-title > span:first-child { color: #2b4654; font-weight: 650; }
.atlas-lane-voice { top: 209px; }
.atlas-optional-label { font-weight: 400; margin-left: .5rem; color: #627775; }
.atlas-map .atlas-connections { position: absolute; top: 0; left: 0; width: 100%; height: 380px; stroke: #aebfc2; stroke-width: 1.5; color: #aebfc2; overflow: visible; }
.atlas-connections > path { marker-end: url(#atlas-arrowhead); vector-effect: non-scaling-stroke; }
.atlas-connections .atlas-optional-edge { stroke-dasharray: 4 5; }
.atlas-connections path.is-traversed { stroke: var(--atlas-teal); color: var(--atlas-teal); stroke-width: 2.5; stroke-dasharray: none; }
.atlas-map .atlas-nodes { position: absolute; inset: 46px 2.5% auto; display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); grid-template-rows: 100px 100px; column-gap: 6.25%; row-gap: 96px; }
.atlas-node { position: relative; display: flex; flex-direction: column; align-items: start; justify-content: center; gap: .55rem; min-width: 0; border: 1px solid #cbd8da; border-radius: 9px; background: white; color: #244151; padding: .8rem .75rem; text-decoration: none; transition: border-color .18s, box-shadow .18s; }
.atlas-node strong { font-size: .79rem; line-height: 1.25; font-weight: 650; letter-spacing: -.015em; }
.atlas-node > span { font-size: .7rem; color: #5a6e78; line-height: 1.3; }
.atlas-node > svg { width: 23px; height: 23px; }
.atlas-node:hover { background: #eff7f4; border-color: #6c9c93; color: var(--atlas-teal); }
.atlas-node[aria-pressed='true'] { color: white; background: var(--navy-900); border-color: var(--navy-900); box-shadow: 0 0 0 4px #10284712; }
.atlas-node[aria-pressed='true'] > span { color: #c7dce4; }
.atlas-node.is-on-route:not([aria-pressed='true']) { border-color: #579487; background: #edf7f1; }
.atlas-node.is-outside-route:not([aria-pressed='true']) { background: #f0f4f2; border-style: dashed; }
.atlas-node.is-interrupted::after { content: 'Pause'; position: absolute; top: -.7rem; right: .5rem; font-size: .6rem; padding: 2px 6px; border-radius: 4px; background: #f8e2b4; color: #694300; }
.atlas-map-note { position: absolute; bottom: 10px; inset-inline: 2.5%; font-size: .75rem; color: #4a656d; margin: 0; }
.atlas-inspector { min-width: 0; background: white; border-left: 1px solid var(--line); padding: 1.3rem 1.4rem 1rem; }
.atlas-inspector-top { display: flex; align-items: center; justify-content: space-between; color: var(--atlas-teal); font-size: .72rem; font-weight: 600; margin-bottom: 1rem; }
.atlas-inspector-top svg { width: 25px; height: 25px; }
.atlas-inspector h3 { font-size: 1.22rem; line-height: 1.24; letter-spacing: -.03em; margin-bottom: .7rem; text-wrap: initial; }
.atlas-inspector > p { font-size: .8rem; color: var(--muted); line-height: 1.6; }
.atlas-detail-facts { margin: 1.2rem 0; font-size: .75rem; }
.atlas-detail-facts div { padding: .45rem 0; display: grid; grid-template-columns: 65px 1fr; gap: .5rem; border-top: 1px solid var(--line-soft); }
.atlas-detail-facts dt { color: #526177; }
.atlas-detail-facts dd { margin: 0; font-weight: 550; }
.atlas-detail-limit { background: #f5f3e9; padding: .65rem .75rem; border-radius: 6px; }
.atlas-detail-limit strong { display: block; color: #67592e; font-size: .68rem; margin-bottom: .25rem; }
.atlas-detail-limit span { color: #655d43; font-size: .73rem; }
.atlas-detail-link { display: flex; justify-content: space-between; align-items: center; padding-top: .4rem; font-size: .78rem; font-weight: 650; text-decoration: none; }
.atlas-detail-link svg { width: 18px; height: 18px; }
.atlas-inspector .atlas-selection-status { position: absolute; width: 1px; height: 1px; overflow: hidden; clip-path: inset(50%); }
.atlas-player { display: flex; gap: 1rem; align-items: center; flex-wrap: wrap; padding: .8rem 1.5rem; }
.atlas-player-buttons { display: flex; gap: .4rem; }
.atlas-player button { border: 1px solid #c7d7d3; background: #edf5f1; color: #1d574c; border-radius: 6px; font-size: .75rem; font-weight: 600; padding: .55rem .8rem; min-height: 40px; }
.atlas-player button[data-atlas-next] { background: transparent; border-color: transparent; color: var(--muted); }
.atlas-player p { margin: 0; font-size: .73rem; color: var(--muted); }
.atlas-illustration-label { margin-left: auto; font-size: .66rem; color: var(--muted); }
.atlas-home .atlas-library, .atlas-home .atlas-proof-section { border: 0; border-radius: 0; background: transparent; box-shadow: none; margin-block: 0 3rem; }
.atlas-library .section-heading { display: block; margin-bottom: 1.4rem; }
.atlas-library h2, .atlas-proof-section h2 { font-size: 1.6rem; font-weight: 650; letter-spacing: -.035em; }
.atlas-library .section-heading p { margin-top: .5rem; font-size: .9rem; }
.atlas-reading-paths { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 1.3rem; }
.atlas-reading-paths > a { position: relative; display: flex; flex-direction: column; align-items: start; padding: 0 0 1.2rem; color: var(--ink); text-decoration: none; border-bottom: 1px solid var(--line); }
.atlas-reading-paths > a strong { font-size: 1rem; margin: 1rem 0 .25rem; letter-spacing: -.02em; }
.atlas-reading-paths > a > span:not(.atlas-reading-art) { font-size: .82rem; color: var(--muted); padding-right: 1.5rem; }
.atlas-reading-paths b { position: absolute; bottom: 1.2rem; right: .25rem; font-weight: 400; }
.atlas-reading-art { display: flex; align-items: center; justify-content: center; width: 100%; height: 100px; border-radius: 8px; overflow: hidden; background: #e1ece7; transition: background .2s; }
.atlas-art-call span { height: 27px; width: 44px; border: 1px solid #7b9f92; background: #f4faf6; border-radius: 5px; }
.atlas-art-call span:nth-of-type(2) { height: 38px; background: #244e44; border-color: #244e44; }
.atlas-art-call i { width: 28px; height: 1px; background: #7b9f92; }
.atlas-art-grid { background: #e0e9ee; display: grid; grid-template-columns: repeat(3, 30px); grid-template-rows: repeat(2, 23px); gap: 8px; align-content: center; }
.atlas-art-grid i { height: 23px; border: 1px solid #8aabbc; border-radius: 3px; background: #f8fafb; }
.atlas-art-grid i:nth-child(2), .atlas-art-grid i:nth-child(5) { background: #345a74; border-color: #345a74; }
.atlas-art-proof { gap: 10px; background: #ececd9; }
.atlas-art-proof i { display: grid; place-items: center; height: 36px; width: 36px; font-style: normal; background: #fdfdf3; border: 1px solid #b5b593; border-radius: 50%; color: #4d603d; }
.atlas-art-proof i:last-child { color: #746629; border-style: dashed; background: transparent; }
.atlas-reading-paths > a:hover strong { text-decoration: underline; text-underline-offset: 4px; }
.atlas-reading-paths > a:hover .atlas-reading-art { background: #d1e2d9; }
.atlas-directory { margin-top: 1rem; }
.atlas-directory > summary, .atlas-evidence > summary, .atlas-boundaries > summary { padding: 1rem 0; cursor: pointer; font-size: .85rem; font-weight: 600; color: var(--navy-800); }
.atlas-directory > summary span { float: right; font-weight: 400; color: var(--muted); font-size: .75rem; }
.atlas-directory .nav-directory article { background: transparent; border: 0; padding: .5rem 0; }
.atlas-directory .nav-directory a { font-size: .83rem; font-weight: 500; }
.atlas-proof-intro { display: flex; align-items: center; justify-content: space-between; gap: 1rem; }
.atlas-proof-intro h2 { margin-bottom: .4rem; }
.atlas-proof-intro p { color: var(--muted); font-size: .85rem; margin: 0; }
.atlas-proof-intro > a { font-size: .82rem; white-space: nowrap; }
.atlas-evidence { margin-top: 1rem; border-bottom: 1px solid var(--line); }
.atlas-evidence .evidence-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); margin-block: 0 1rem; }
.atlas-evidence .evidence-card { box-shadow: none; }
.atlas-evidence .evidence-card p { font-size: .82rem; }
.atlas-boundaries > p, .atlas-boundaries > a { max-width: 90ch; font-size: .85rem; }
.atlas-home .site-footer { border-top: 1px solid var(--line); }
.atlas-home .site-footer-inner { width: min(100% - 4rem, 88rem); padding-block: 1.4rem; }
@media (min-width: 1450px) { .atlas-workspace { grid-template-columns: minmax(0, 1fr) 320px; } .atlas-node strong { font-size: .86rem; } .atlas-node > span { font-size: .7rem; } }
@media (max-width: 1100px) { .atlas-workspace { grid-template-columns: minmax(0, 1fr); } .atlas-inspector { display: grid; grid-template-columns: 1fr 1fr; column-gap: 2rem; border-left: 0; border-top: 1px solid var(--line); } .atlas-inspector-top { grid-column: 1 / -1; margin-bottom: .5rem; } .atlas-inspector h3 { grid-column: 1; } .atlas-inspector > p:not(.atlas-detail-limit) { grid-column: 1; } .atlas-detail-facts { grid-column: 2; grid-row: 2 / 4; margin: 0; } .atlas-detail-limit { grid-column: 2; grid-row: 4; margin: 0; } .atlas-detail-link { grid-column: 1; align-self: start; padding-block: .75rem; } }
@media (max-width: 760px) {
  .atlas-masthead, .atlas-home .atlas-shell, .atlas-home .site-footer-inner { width: calc(100% - 2rem); }
  .atlas-masthead { min-height: 72px; gap: .75rem; }
  .atlas-brand-caption, .atlas-catalog-link { display: none; }
  .atlas-masthead .docs-toolbar { margin-left: auto; }
  .atlas-masthead .docs-search-trigger { font-size: 0; gap: 0; width: 44px; min-height: 44px; padding: 0; justify-content: center; }
  .atlas-masthead .docs-search-trigger svg { width: 19px; height: 19px; }
  .atlas-menu { margin-left: 0; }
  .atlas-menu > summary { font-size: .73rem; padding: .55rem .6rem; gap: .5rem; }
  .atlas-menu .site-nav { grid-template-columns: 1fr 1fr; padding: 1rem; gap: 1rem; max-height: 70vh; overflow-y: auto; }
  .atlas-intro { padding-block: 2.4rem 1.5rem; }
  .atlas-intro h1 { font-size: 2.4rem; }
  .atlas-intro-aside { display: none; }
  .atlas-notice { align-items: start; flex-wrap: wrap; }
  .atlas-notice p { flex-basis: calc(100% - 40px); }
  .atlas-notice a { margin-left: 2.15rem; }
  .atlas-explorer-heading { align-items: start; flex-direction: column; padding: 1.2rem 1rem; }
  .atlas-scenarios { padding: 0 .7rem 1rem; gap: .25rem; }
  .atlas-scenarios button { font-size: .75rem; padding: .45rem .6rem; }
  .atlas-player { padding: .8rem 1rem; }
  .atlas-player p { flex-basis: 100%; }
  .atlas-illustration-label { margin-left: 0; }
  .atlas-reading-paths { gap: 1rem; }
  .atlas-reading-paths > a strong { font-size: .88rem; }
  .atlas-reading-paths > a > span:not(.atlas-reading-art) { font-size: .75rem; }
  .atlas-art-call span { width: 24px; }
  .atlas-art-call i { width: 15px; }
  .atlas-art-proof { gap: 5px; }
  .atlas-art-proof i { width: 26px; height: 26px; }
  .atlas-proof-intro { align-items: start; flex-direction: column; }
}
@media (max-width: 540px) {
  .atlas-brand strong { font-size: .9rem; }
  .atlas-mark { width: 28px; height: 28px; font-size: 1rem; }
  .atlas-brand { gap: .5rem; }
  .atlas-menu > summary { max-width: 118px; }
  .atlas-intro h1 { font-size: 2rem; }
  .atlas-intro p { font-size: .9rem; }
  .atlas-map { height: auto; padding: 1rem; }
  .atlas-map .atlas-connections { display: none; }
  .atlas-lane-title { position: static; margin-bottom: 1rem; font-size: .68rem; }
  .atlas-map .atlas-nodes { position: static; display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); grid-template-rows: none; gap: .75rem; }
  .atlas-node { min-height: 116px; padding: .85rem; }
  .atlas-node strong { font-size: .84rem; }
  .atlas-node > span { font-size: .71rem; }
  .atlas-node:nth-child(n+5) { background: #edf5ef; }
  .atlas-node:nth-child(n+5)[aria-pressed='true'] { background: var(--navy-900); }
  .atlas-node-listen, .atlas-node-model { margin-top: 2rem; }
  .atlas-lane-voice { position: absolute; top: 303px; inset-inline: 1rem; }
  .atlas-lane-voice > span:last-child { display: none; }
  .atlas-map-note { position: static; margin-top: 1rem; font-size: .75rem; }
  .atlas-inspector { display: block; padding: 1.25rem; }
  .atlas-inspector-top { margin-bottom: .85rem; }
  .atlas-detail-facts { margin: 1rem 0; }
  .atlas-detail-link { padding-top: 1rem; }
  .atlas-reading-paths { grid-template-columns: 1fr; }
  .atlas-reading-paths > a { display: grid; grid-template-columns: 96px 1fr; gap: 0 1rem; min-height: 92px; padding-bottom: 1rem; }
  .atlas-reading-art { grid-row: 1 / 3; height: 80px; }
  .atlas-reading-paths > a strong { margin-top: .45rem; font-size: .95rem; }
  .atlas-art-call i { width: 8px; }
  .atlas-art-call span { width: 18px; }
  .atlas-art-grid { grid-template-columns: repeat(3, 19px); gap: 5px; }
  .atlas-art-proof i { width: 22px; height: 22px; font-size: .8rem; }
  .atlas-directory > summary span { float: none; display: block; padding-left: 1rem; margin-top: .3rem; }
  .atlas-evidence .evidence-grid { grid-template-columns: 1fr; }
  .atlas-home .atlas-explorer { margin-bottom: 2.3rem; }
  .atlas-library h2, .atlas-proof-section h2 { font-size: 1.4rem; }
  .atlas-view-control button, .atlas-scenarios button, .atlas-player button, .atlas-menu > summary { min-height: 44px; }
}
@media (prefers-reduced-motion: reduce) { .atlas-home *, .atlas-home *::before, .atlas-home *::after { transition: none !important; animation: none !important; scroll-behavior: auto !important; } }
@media print { .atlas-menu, .atlas-scenarios, .atlas-view-control, .atlas-player { display: none !important; } .atlas-home .atlas-header { background: white; color: black; } .atlas-brand, .atlas-brand strong { color: black; } .atlas-home .atlas-shell { width: 100%; } .atlas-workspace { display: block; } .atlas-node { break-inside: avoid; } .atlas-inspector { display: block; } .atlas-reading-art { display: none; } }