.page-pathway {
  --atlas-carbon: #708cff;
  --atlas-energy: #e4b866;
  --atlas-nitrogen: #8f84ff;
  --atlas-lipid: #df806f;
  --atlas-nucleotide: #66b6ff;
  --atlas-context: #aa99da;
}

.atlas-intro {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: .8rem 2rem;
  width: min(100%, 1600px);
  padding: clamp(1.5rem, 3vw, 2.4rem) clamp(1rem, 3.4vw, 3.25rem) clamp(1.1rem, 2vw, 1.6rem);
  margin: auto;
}

.atlas-intro-line {
  grid-column: 1 / -1;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.atlas-release-chip {
  display: inline-flex;
  min-height: 32px;
  align-items: center;
  gap: .5rem;
  padding: .35rem .65rem;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(255,255,255,.025);
  color: var(--muted);
  font: 650 .75rem var(--mono);
}

.atlas-release-chip i {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--bio);
  box-shadow: 0 0 0 4px rgba(112, 140, 255,.08);
}

.atlas-intro-copy h1 {
  margin: .2rem 0 .35rem;
  font-size: clamp(2.15rem, 4.2vw, 4rem);
  font-weight: 340;
  line-height: .98;
  letter-spacing: -.055em;
}

.atlas-intro-copy p {
  max-width: 920px;
  margin: 0;
  color: var(--ink-soft);
  font-size: clamp(.94rem, 1.25vw, 1.08rem);
  line-height: 1.55;
}

.atlas-snapshot {
  position: relative;
  align-self: end;
}

.atlas-snapshot summary {
  display: flex;
  min-height: 44px;
  align-items: center;
  justify-content: center;
  padding: .55rem .8rem;
  border: 1px solid var(--line);
  border-radius: 10px;
  color: var(--muted);
  font: 650 .75rem var(--mono);
  cursor: pointer;
  list-style: none;
}

.atlas-snapshot summary::-webkit-details-marker { display: none; }
.atlas-snapshot:not([open]) > dl { display: none; }

.atlas-snapshot dl {
  position: absolute;
  right: 0;
  top: calc(100% + .45rem);
  z-index: 30;
  width: 280px;
  padding: .65rem;
  margin: 0;
  border: 1px solid var(--line-strong);
  border-radius: 14px;
  background: rgba(16, 16, 29,.98);
  box-shadow: 0 24px 60px rgba(0,0,0,.38);
}

.atlas-snapshot dl div { display: flex; justify-content: space-between; gap: 1rem; padding: .45rem; border-bottom: 1px solid var(--line); }
.atlas-snapshot dl div:last-child { border: 0; }
.atlas-snapshot dt { color: var(--dim); font: .75rem var(--mono); text-transform: uppercase; }
.atlas-snapshot dd { margin: 0; color: var(--ink); font: .75rem var(--mono); text-align: right; }

.atlas {
  position: relative;
  width: min(calc(100% - 2rem), 1600px);
  margin: 0 auto clamp(4rem, 8vw, 7rem);
  border: 1px solid var(--line-strong);
  border-radius: 22px;
  background: linear-gradient(145deg, rgba(255,255,255,.018), transparent 34%), var(--surface);
  box-shadow: 0 38px 110px rgba(0,0,0,.32), inset 0 1px rgba(255,255,255,.035);
}

.atlas-command-bar {
  position: relative;
  z-index: 24;
  display: grid;
  grid-template-columns: minmax(260px, 1fr) minmax(190px, .42fr) auto auto auto auto;
  min-height: 64px;
  align-items: stretch;
  border-bottom: 1px solid var(--line);
  border-radius: 22px 22px 0 0;
  background: rgba(13, 13, 25,.88);
  backdrop-filter: blur(20px) saturate(1.12);
}

.atlas-search {
  position: relative;
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: center;
  gap: .65rem;
  min-width: 0;
  padding: .7rem .9rem;
  border-right: 1px solid var(--line);
}

.atlas-search > label { display: grid; place-items: center; }
.atlas-search svg, .atlas-command svg, .atlas-icon-command svg, .atlas-filter-menu summary svg { width: 19px; height: 19px; fill: none; stroke: currentColor; stroke-width: 1.65; stroke-linecap: round; stroke-linejoin: round; }
.atlas-search svg { color: var(--bio); }
.atlas-search input { width: 100%; min-width: 0; height: 40px; border: 0; outline: 0; background: transparent; color: var(--ink); font-size: .86rem; }
.atlas-search input::placeholder { color: var(--dim); }
.atlas-search kbd { padding: .2rem .38rem; border: 1px solid var(--line); border-radius: 6px; color: var(--dim); font: .75rem var(--mono); }
.atlas-search:focus-within { background: rgba(112, 140, 255,.035); box-shadow: inset 0 -2px var(--bio); }

.atlas-search-results {
  position: absolute;
  left: .65rem;
  right: .65rem;
  top: calc(100% + .45rem);
  z-index: 60;
  max-height: min(520px, 62dvh);
  overflow-y: auto;
  padding: .5rem;
  border: 1px solid var(--line-strong);
  border-radius: 15px;
  background: rgba(13, 13, 25,.985);
  box-shadow: 0 28px 80px rgba(0,0,0,.48);
}

.atlas-search-results[hidden] { display: none; }
.atlas-search-group + .atlas-search-group { padding-top: .45rem; margin-top: .35rem; border-top: 1px solid var(--line); }
.atlas-search-group > span { display: block; padding: .35rem .5rem; color: var(--dim); font: 700 .75rem var(--mono); letter-spacing: .1em; text-transform: uppercase; }
.atlas-search-result { display: grid; grid-template-columns: 46px minmax(0, 1fr) auto; width: 100%; min-height: 58px; align-items: center; gap: .65rem; padding: .5rem; border: 1px solid transparent; border-radius: 10px; background: transparent; color: var(--ink); text-align: left; }
.atlas-search-result:hover, .atlas-search-result[aria-selected="true"] { border-color: var(--line-strong); background: rgba(112, 140, 255,.055); }
.atlas-search-result .atlas-result-structure { display: grid; width: 46px; height: 42px; place-items: center; overflow: hidden; border-radius: 7px; background: var(--paper); color: var(--paper-ink); font: 700 .75rem var(--mono); }
.atlas-search-result .atlas-result-structure img { width: 100%; height: 100%; object-fit: contain; }
.atlas-search-result > span { display: grid; min-width: 0; }
.atlas-search-result strong { font-size: .78rem; line-height: 1.25; overflow-wrap: anywhere; }
.atlas-search-result small { color: var(--dim); font: .75rem/1.35 var(--mono); overflow-wrap: anywhere; }
.atlas-search-result code { color: var(--bio); font-size: .75rem; }
.atlas-search-empty { padding: 1.5rem; color: var(--muted); text-align: center; font-size: .78rem; }

.atlas-submap-select {
  display: grid;
  align-content: center;
  gap: .15rem;
  padding: .55rem .8rem;
  border-right: 1px solid var(--line);
}

.atlas-submap-select > span { color: var(--dim); font: 650 .75rem var(--mono); letter-spacing: .08em; text-transform: uppercase; }
.atlas-submap-select select { width: 100%; max-width: 100%; min-height: 30px; overflow: hidden; padding: 0 1.5rem 0 0; border: 0; outline: 0; background: transparent; color: var(--ink); font-size: .75rem; font-weight: 650; text-overflow: ellipsis; }
.atlas-submap-select select:focus-visible { outline: 2px solid var(--bio); outline-offset: 3px; }

.atlas-command, .atlas-icon-command, .atlas-filter-menu > summary {
  display: inline-flex;
  min-width: 54px;
  min-height: 56px;
  align-items: center;
  justify-content: center;
  gap: .45rem;
  padding: .65rem .78rem;
  border: 0;
  border-right: 1px solid var(--line);
  border-radius: 0;
  background: transparent;
  color: var(--muted);
  font: 650 .75rem var(--mono);
  list-style: none;
}

.atlas-command:hover, .atlas-icon-command:hover, .atlas-filter-menu > summary:hover { background: rgba(255,255,255,.025); color: var(--ink); }
.atlas-command[aria-pressed="true"] { background: rgba(112, 140, 255,.08); color: var(--bio); box-shadow: inset 0 -2px currentColor; }
.atlas-icon-command { border-right: 0; }
.atlas-filter-menu { position: relative; }
.atlas-filter-menu:not([open]) > .atlas-filter-sheet { display: none; }
.atlas-filter-menu > summary::-webkit-details-marker { display: none; }
.atlas-filter-menu > summary b { display: grid; min-width: 20px; height: 20px; place-items: center; border-radius: 99px; background: var(--brand); color: #fff; font: 700 .75rem var(--mono); }
.atlas-filter-menu > summary b[hidden] { display: none; }

.atlas-filter-sheet {
  position: absolute;
  right: 0;
  top: calc(100% + .45rem);
  z-index: 55;
  display: grid;
  width: min(390px, calc(100vw - 2rem));
  gap: .85rem;
  padding: 1rem;
  border: 1px solid var(--line-strong);
  border-radius: 15px;
  background: rgba(13, 13, 25,.985);
  box-shadow: 0 28px 80px rgba(0,0,0,.48);
}

.atlas-filter-head { display: flex; align-items: start; justify-content: space-between; gap: 1rem; }
.atlas-filter-head h3 { margin: .25rem 0 0; font-size: 1.25rem; font-weight: 480; }
.atlas-filter-head button { min-height: 40px; padding: .4rem .55rem; border: 0; background: transparent; color: var(--bio); font: .75rem var(--mono); }
.atlas-filter-sheet > label { display: grid; gap: .3rem; color: var(--muted); font-size: .75rem; }
.atlas-filter-sheet select { min-height: 44px; padding: .55rem .65rem; border: 1px solid var(--line); border-radius: 9px; background: var(--field-deep); color: var(--ink); }
.atlas-filter-sheet fieldset { display: flex; flex-wrap: wrap; gap: .5rem; padding: .7rem; border: 1px solid var(--line); border-radius: 10px; }
.atlas-filter-sheet legend { padding: 0 .35rem; color: var(--dim); font: .75rem var(--mono); text-transform: uppercase; }
.atlas-filter-sheet fieldset label { display: inline-flex; min-height: 40px; align-items: center; gap: .4rem; padding: .35rem .5rem; border: 1px solid var(--line); border-radius: 8px; color: var(--muted); font-size: .75rem; }

.atlas-active-filters { position: relative; z-index: 19; display: flex; min-height: 44px; align-items: center; gap: .55rem; padding: .35rem .65rem; overflow: hidden; border-bottom: 1px solid var(--line); background: rgba(112, 140, 255,.025); }
.atlas-active-filters[hidden] { display: none; }
.atlas-active-filters > span { flex: 0 0 auto; color: var(--dim); font: 700 .75rem var(--mono); letter-spacing: .06em; text-transform: uppercase; }
.atlas-active-filters > div { display: flex; min-width: 0; flex: 1; gap: .4rem; overflow-x: auto; scrollbar-width: none; }
.atlas-active-filters > div::-webkit-scrollbar { display: none; }
.atlas-active-filters button { display: inline-flex; min-height: 38px; flex: 0 0 auto; align-items: center; gap: .5rem; padding: .35rem .5rem; border: 1px solid rgba(112, 140, 255,.2); border-radius: 8px; background: rgba(112, 140, 255,.045); color: var(--ink-soft); font: 620 .75rem var(--mono); }
.atlas-active-filters button:hover { border-color: rgba(112, 140, 255,.5); background: rgba(112, 140, 255,.09); }
.atlas-active-filters button b { color: var(--bio); font-size: .82rem; line-height: 1; }
.atlas-active-filters > button:last-child { border-color: transparent; background: transparent; color: var(--bio); }

.atlas-focus-rail {
  position: relative;
  z-index: 18;
  display: flex;
  overflow-x: auto;
  border-bottom: 1px solid var(--line);
  scrollbar-width: thin;
  scrollbar-color: var(--bio) transparent;
  background: rgba(8, 8, 18,.44);
}

.atlas-focus-rail button {
  position: relative;
  display: grid;
  flex: 1 0 170px;
  min-height: 58px;
  align-content: center;
  padding: .55rem .8rem .55rem 1rem;
  border: 0;
  border-right: 1px solid var(--line);
  background: transparent;
  color: var(--muted);
  text-align: left;
}

.atlas-focus-rail button::before { position: absolute; left: 0; top: 16%; bottom: 16%; width: 3px; border-radius: 3px; content: ""; background: var(--focus-color, var(--bio)); opacity: .3; }
.atlas-focus-rail button:hover { background: rgba(255,255,255,.02); color: var(--ink); }
.atlas-focus-rail button[aria-pressed="true"] { background: color-mix(in srgb, var(--focus-color, var(--bio)) 9%, transparent); color: var(--ink); }
.atlas-focus-rail button[aria-pressed="true"]::before { opacity: 1; }
.atlas-focus-rail strong, .atlas-focus-rail span { font-size: .78rem; font-weight: 700; }
.atlas-focus-rail small { margin-top: .12rem; color: var(--dim); font: .75rem var(--mono); }

.atlas-route-bar {
  position: relative;
  z-index: 17;
  display: grid;
  grid-template-columns: auto minmax(160px, 1fr) auto minmax(160px, 1fr) auto auto;
  align-items: center;
  gap: .65rem;
  padding: .65rem .8rem;
  border-bottom: 1px solid rgba(228,184,102,.22);
  background: linear-gradient(90deg, rgba(228,184,102,.075), rgba(112, 140, 255,.03));
}

.atlas-route-bar[hidden] { display: none; }
.atlas-route-mode { display: grid; padding-right: .5rem; }
.atlas-route-mode strong { font-size: .75rem; }
.atlas-route-terminal { display: grid; min-height: 48px; align-content: center; padding: .35rem .65rem; border: 1px solid var(--line); border-radius: 9px; background: rgba(255,255,255,.02); color: var(--ink); text-align: left; }
.atlas-route-terminal.is-set { border-color: rgba(112, 140, 255,.4); background: rgba(112, 140, 255,.06); }
.atlas-route-terminal > span { color: var(--amber); font: 700 .75rem var(--mono); text-transform: uppercase; }
.atlas-route-terminal strong { overflow: hidden; font-size: .75rem; text-overflow: ellipsis; white-space: nowrap; }
.atlas-route-terminal small { display: none; }
.atlas-route-arrow { color: var(--amber); }
.atlas-route-clear { min-height: 44px; padding: .4rem .55rem; border: 0; background: transparent; color: var(--muted); font: .75rem var(--mono); }

.atlas-workspace { position: relative; display: grid; grid-template-columns: minmax(0, 1fr); grid-template-rows: minmax(0, 1fr); height: clamp(650px, calc(100dvh - 278px), 880px); min-height: 0; overflow: hidden; }
.atlas-workspace.has-inspector { grid-template-columns: minmax(0, 1fr) minmax(360px, 390px); }
.atlas-stage { position: relative; width: 100%; height: 100%; min-width: 0; min-height: 0; overflow: hidden; background: radial-gradient(800px 520px at 52% 45%, rgba(112, 140, 255,.055), transparent 65%), linear-gradient(145deg, #0c0c18, #080812 72%); touch-action: none; }
.atlas-canvas { width: 100%; height: 100%; max-width: none; color: #aaa9bc; user-select: none; }
.atlas-grid-plane { color: var(--bio); }

.atlas-region { vector-effect: non-scaling-stroke; }
.atlas-region-shape { fill: color-mix(in srgb, var(--region-color, var(--bio)) 5%, transparent); stroke: color-mix(in srgb, var(--region-color, var(--bio)) 27%, transparent); stroke-width: 1.2; stroke-dasharray: 2 7; vector-effect: non-scaling-stroke; }
.atlas-region.is-mitochondrial .atlas-region-shape { stroke-dasharray: none; stroke-width: 2; }
.atlas-region-label { fill: color-mix(in srgb, var(--region-color, var(--bio)) 60%, #f5f2eb); font: 700 12px var(--mono); letter-spacing: .08em; text-transform: uppercase; paint-order: stroke; stroke: #080812; stroke-width: 4px; stroke-linejoin: round; }
.atlas-region-subtitle { fill: #777788; font: 500 10px var(--mono); paint-order: stroke; stroke: #080812; stroke-width: 3px; }

.atlas-route-line, .atlas-segment-line { fill: none; stroke: var(--route-color, var(--bio)); stroke-width: var(--route-width, 4); stroke-linecap: round; stroke-linejoin: round; vector-effect: non-scaling-stroke; opacity: .75; }
#atlas-arrow path, #atlas-arrow-context path { fill: var(--bio); fill: context-stroke; }
.atlas-segment.is-contextual .atlas-segment-line { stroke-dasharray: 6 8; opacity: .5; }
.atlas-segment.is-transport .atlas-segment-line { stroke-width: 5; stroke-dasharray: 1 7; }
.atlas-segment.is-energy .atlas-segment-line { stroke: var(--atlas-energy); }
.atlas-segment.is-muted .atlas-segment-line { opacity: .09; }
.atlas-segment.is-route .atlas-segment-line { stroke: var(--brand-bright); stroke-width: 6; opacity: 1; filter: drop-shadow(0 0 5px rgba(239,72,99,.42)); stroke-dasharray: 10 7; animation: atlas-route-flow 1.1s linear infinite; }
@keyframes atlas-route-flow { to { stroke-dashoffset: -34; } }

.atlas-station { cursor: pointer; outline: none; }
.atlas-station-hit { fill: transparent; }
.atlas-station-marker { fill: #11111f; stroke: var(--station-color, var(--bio)); stroke-width: 2; vector-effect: non-scaling-stroke; transition: fill .16s ease, stroke-width .16s ease; }
.atlas-station.is-context .atlas-station-marker { stroke-dasharray: 3 3; }
.atlas-station:hover .atlas-station-marker, .atlas-station:focus .atlas-station-marker { fill: color-mix(in srgb, var(--station-color, var(--bio)) 22%, #11111f); stroke-width: 3; }
.atlas-station.is-selected .atlas-station-marker { fill: color-mix(in srgb, var(--station-color, var(--bio)) 30%, #11111f); stroke: #fff; stroke-width: 3; filter: url(#atlas-focus-glow); }
.atlas-station-label { fill: var(--ink); font: 700 13px var(--sans); text-anchor: middle; paint-order: stroke; stroke: #080812; stroke-width: 5px; stroke-linejoin: round; pointer-events: none; }
.atlas-station-meta { fill: var(--muted); font: 650 10px var(--mono); text-anchor: middle; paint-order: stroke; stroke: #080812; stroke-width: 4px; pointer-events: none; }
.atlas-station.is-minor .atlas-station-label { font-size: 11px; fill: var(--ink-soft); }

.atlas-node { cursor: pointer; outline: none; }
.atlas-node-card { fill: rgba(16, 16, 29,.95); stroke: color-mix(in srgb, var(--node-color, var(--bio)) 42%, transparent); stroke-width: 1.2; vector-effect: non-scaling-stroke; }
.atlas-node.is-reaction .atlas-node-card { fill: color-mix(in srgb, var(--node-color, var(--brand)) 16%, #10101d); stroke-width: 2; }
.atlas-node.is-protein .atlas-node-card, .atlas-node.is-complex .atlas-node-card, .atlas-node.is-set .atlas-node-card, .atlas-node.is-polymer .atlas-node-card, .atlas-node.is-simple-entity .atlas-node-card, .atlas-node.is-other .atlas-node-card { stroke-dasharray: 4 3; }
.atlas-node.is-currency .atlas-node-card { fill: rgba(16, 16, 29,.72); stroke-dasharray: 2 4; }
.atlas-node:hover .atlas-node-card, .atlas-node:focus .atlas-node-card { stroke: var(--ink); stroke-width: 2.4; }
.atlas-node.is-selected .atlas-node-card { stroke: var(--brand-bright); stroke-width: 3; filter: url(#atlas-focus-glow); }
.atlas-node-title { fill: var(--ink); font: 700 11px var(--sans); text-anchor: middle; paint-order: stroke; stroke: rgba(8, 8, 18,.92); stroke-width: 3px; }
.atlas-node-meta { fill: var(--dim); font: 650 8.5px var(--mono); text-anchor: middle; }
.atlas-node-structure-paper { fill: var(--paper); stroke: rgba(23, 23, 34,.15); }
.atlas-node-structure { pointer-events: none; }
.atlas-edge-line { fill: none; stroke: rgba(170,168,190,.36); stroke-width: 1.5; stroke-linecap: round; stroke-linejoin: round; vector-effect: non-scaling-stroke; }
.atlas-edge.is-output .atlas-edge-line { marker-end: url(#atlas-arrow); }
.atlas-edge.is-transport .atlas-edge-line { stroke: var(--cyan); stroke-width: 2.2; stroke-dasharray: 3 4; }
.atlas-edge.is-muted .atlas-edge-line { opacity: .08; }
.atlas-edge.is-route .atlas-edge-line { stroke: var(--brand-bright); stroke-width: 4; opacity: 1; }

.atlas-stage-state { position: absolute; inset: 0; z-index: 15; display: grid; place-content: center; justify-items: center; padding: 2rem; background: rgba(8, 8, 18,.88); text-align: center; }
.atlas-stage-state[hidden] { display: none; }
.atlas-stage-state strong { margin-top: 1rem; font-size: 1.05rem; }
.atlas-stage-state p { max-width: 460px; margin: .4rem 0 1rem; color: var(--muted); font-size: .8rem; }
.atlas-loader { width: 38px; height: 38px; border: 2px solid rgba(112, 140, 255,.16); border-top-color: var(--bio); border-radius: 50%; animation: atlas-spin .8s linear infinite; }
.atlas-stage-state:not(.is-loading) .atlas-loader { display: none; }
@keyframes atlas-spin { to { transform: rotate(1turn); } }

.atlas-breadcrumb { position: absolute; left: .8rem; top: .75rem; z-index: 10; display: flex; max-width: calc(100% - 220px); min-height: 38px; align-items: center; padding: .35rem .6rem; border: 1px solid var(--line); border-radius: 9px; background: rgba(8, 8, 18,.84); color: var(--ink-soft); font: 650 .75rem var(--mono); backdrop-filter: blur(12px); }
.atlas-breadcrumb span + span::before { padding: 0 .45rem; color: var(--dim); content: "/"; }
.atlas-status { position: absolute; left: .75rem; bottom: .7rem; z-index: 10; display: flex; min-height: 30px; align-items: center; overflow: hidden; border: 1px solid var(--line); border-radius: 8px; background: rgba(8, 8, 18,.84); backdrop-filter: blur(12px); }
.atlas-status span { padding: .4rem .6rem; border-right: 1px solid var(--line); color: var(--dim); font: 650 .75rem var(--mono); }
.atlas-status span:first-child { color: var(--bio); }
.atlas-status span:last-child { border: 0; }
.atlas-zoom { position: absolute; right: .75rem; top: .7rem; z-index: 10; display: grid; grid-template-columns: 44px 44px 50px; overflow: hidden; border: 1px solid var(--line); border-radius: 10px; background: rgba(8, 8, 18,.86); backdrop-filter: blur(12px); }
.atlas-zoom button { min-height: 44px; border: 0; border-right: 1px solid var(--line); background: transparent; color: var(--ink-soft); font: 650 .75rem var(--mono); }
.atlas-zoom button:last-child { border: 0; font-size: .75rem; text-transform: uppercase; }
.atlas-zoom button:hover { background: rgba(112, 140, 255,.08); color: var(--bio); }
.atlas-minimap-wrap { position: absolute; right: .75rem; bottom: .75rem; z-index: 9; width: 176px; overflow: hidden; border: 1px solid var(--line); border-radius: 10px; background: rgba(8, 8, 18,.86); backdrop-filter: blur(12px); }
.atlas-minimap-wrap > span { display: block; padding: .25rem .4rem; border-bottom: 1px solid var(--line); color: var(--dim); font: 650 .75rem var(--mono); text-transform: uppercase; }
.atlas-minimap { width: 100%; height: 90px; max-width: none; }
.atlas-minimap .atlas-mini-region { fill: rgba(112, 140, 255,.035); stroke: rgba(112, 140, 255,.18); stroke-width: 3; }
.atlas-minimap .atlas-mini-node { fill: rgba(112, 140, 255,.65); }
.atlas-minimap [data-atlas-minimap-view] { fill: rgba(239,72,99,.05); stroke: var(--brand-bright); stroke-width: 4; vector-effect: non-scaling-stroke; }
.atlas-help-trigger { position: absolute; left: .75rem; top: 3.55rem; z-index: 10; min-height: 38px; padding: .35rem .55rem; border: 1px solid var(--line); border-radius: 8px; background: rgba(8, 8, 18,.84); color: var(--dim); font: 650 .75rem var(--mono); }
.atlas-help { position: absolute; left: .75rem; top: 5.8rem; z-index: 30; width: min(310px, calc(100% - 1.5rem)); padding: .9rem; border: 1px solid var(--line-strong); border-radius: 12px; background: rgba(13, 13, 25,.98); box-shadow: 0 20px 60px rgba(0,0,0,.42); }
.atlas-help strong { font-size: .78rem; }
.atlas-help dl { margin: .55rem 0 0; }
.atlas-help dl div { display: grid; grid-template-columns: 4.5rem 1fr; padding: .35rem 0; border-top: 1px solid var(--line); font-size: .75rem; }
.atlas-help dt { color: var(--bio); font: 650 .75rem var(--mono); }.atlas-help dd { margin: 0; color: var(--muted); }

.atlas-inspector { position: relative; z-index: 20; display: grid; grid-template-rows: auto minmax(0, 1fr); width: 100%; height: 100%; min-width: 0; min-height: 0; overflow: hidden; border-left: 1px solid var(--line); background: linear-gradient(165deg, rgba(112, 140, 255,.035), transparent 28%), rgba(13, 13, 25,.98); box-shadow: -18px 0 45px rgba(0,0,0,.15); }
.atlas-inspector[hidden] { display: none; }
.atlas-inspector-head { display: flex; min-height: 54px; align-items: center; justify-content: space-between; padding: .65rem .8rem; border-bottom: 1px solid var(--line); }
.atlas-kind { padding: .3rem .5rem; border: 1px solid rgba(112, 140, 255,.28); border-radius: 6px; color: var(--bio); font: 700 .75rem var(--mono); letter-spacing: .08em; text-transform: uppercase; }
.atlas-inspector-head button { display: grid; width: 44px; height: 44px; place-items: center; border: 1px solid var(--line); border-radius: 9px; background: transparent; color: var(--muted); font-size: 1.25rem; }
.atlas-inspector-scroll { height: auto; min-height: 0; overflow: hidden auto; overscroll-behavior: contain; padding: .9rem; scrollbar-width: thin; scrollbar-color: var(--bio) transparent; }
.atlas-inspector-scroll > h2 { margin: .85rem 0 .25rem; font-size: 1.6rem; font-weight: 430; line-height: 1.08; letter-spacing: -.035em; overflow-wrap: anywhere; }
.atlas-inspector-subtitle { margin: 0 0 .75rem; color: var(--muted); font-size: .76rem; }
.atlas-structure-paper { position: relative; display: grid; min-height: 190px; place-items: center; overflow: hidden; padding: .75rem; border: 1px solid rgba(215,207,189,.85); border-radius: 14px; background: radial-gradient(circle at 20% 20%, rgba(255,255,255,.78), transparent 35%), var(--paper); box-shadow: 0 12px 30px rgba(0,0,0,.19), inset 0 1px rgba(255,255,255,.8); }
.atlas-structure-paper[hidden] { display: none; }
.atlas-structure-paper::after { position: absolute; inset: 0; content: ""; pointer-events: none; opacity: .12; background-image: radial-gradient(#786f5e 0.5px, transparent .6px); background-size: 6px 6px; mix-blend-mode: multiply; }
.atlas-structure-paper img { position: relative; z-index: 1; width: 100%; height: 180px; object-fit: contain; }
.atlas-structure-paper span { position: absolute; right: .45rem; bottom: .35rem; z-index: 2; color: #5a554b; font: 650 .75rem var(--mono); }
.atlas-inspector-tags { display: flex; flex-wrap: wrap; gap: .35rem; }
.atlas-inspector-tags span { padding: .3rem .45rem; border: 1px solid var(--line); border-radius: 6px; color: var(--ink-soft); font: 650 .75rem var(--mono); }
.atlas-reaction-plate { margin: .8rem 0; padding: .8rem; border: 1px solid var(--paper-line); border-radius: 12px; background: var(--paper); color: var(--paper-ink); font: 650 .75rem/1.55 var(--mono); overflow-wrap: anywhere; }
.atlas-inspector-scroll > p:not(.atlas-inspector-subtitle) { color: var(--muted); font-size: .76rem; }
.atlas-inspector-scroll > dl { margin: .8rem 0; border-top: 1px solid var(--line); }
.atlas-inspector-scroll > dl div { display: grid; grid-template-columns: 7.2rem 1fr; gap: .55rem; padding: .55rem 0; border-bottom: 1px solid var(--line); }
.atlas-inspector-scroll dt { color: var(--dim); font: 650 .75rem var(--mono); text-transform: uppercase; }
.atlas-inspector-scroll dd { margin: 0; color: var(--ink-soft); font-size: .75rem; overflow-wrap: anywhere; }
.atlas-inspector-scroll section { padding-top: .8rem; margin-top: .8rem; border-top: 1px solid var(--line); }
.atlas-section-title { display: flex; align-items: baseline; justify-content: space-between; gap: 1rem; }
.atlas-section-title h3 { margin: 0 0 .45rem; font-size: .76rem; }
.atlas-section-title span { color: var(--dim); font: .75rem var(--mono); }
.atlas-inspector-scroll ol, .atlas-inspector-scroll ul { display: grid; gap: .35rem; padding: 0; margin: 0; list-style: none; }
.atlas-inspector-scroll li { padding: .5rem .55rem; border: 1px solid var(--line); border-radius: 8px; color: var(--muted); font-size: .75rem; overflow-wrap: anywhere; }
.atlas-inspector-scroll li strong { color: var(--ink); }
.atlas-inspector-scroll li a { color: var(--cyan); }
.atlas-inspector-scroll .atlas-participant-card { display: grid; grid-template-columns: 92px minmax(0, 1fr); min-height: 96px; align-items: center; gap: .65rem; padding: .45rem; overflow: hidden; border-color: rgba(215,207,189,.15); background: rgba(255,255,255,.018); }
.atlas-participant-card.is-input { box-shadow: inset 2px 0 var(--cyan); }
.atlas-participant-card.is-output { box-shadow: inset 2px 0 var(--bio); }
.atlas-participant-card.is-currency { opacity: .78; }
.atlas-participant-visual { display: grid; width: 92px; height: 82px; place-items: center; overflow: hidden; padding: .2rem; border: 1px solid rgba(215,207,189,.7); border-radius: 8px; background: var(--paper); color: #4d4941; text-align: center; }
.atlas-participant-visual img { width: 100%; height: 100%; object-fit: contain; }
.atlas-participant-visual span { font: 700 .75rem/1.25 var(--mono); overflow-wrap: anywhere; }
.atlas-participant-copy { display: grid; min-width: 0; gap: .2rem; }
.atlas-participant-copy > span { color: var(--bio); font: 700 .75rem var(--mono); letter-spacing: .06em; text-transform: uppercase; }
.atlas-participant-copy strong { font-size: .75rem; line-height: 1.25; overflow-wrap: anywhere; }
.atlas-participant-copy small { color: var(--dim); font: .75rem/1.4 var(--mono); overflow-wrap: anywhere; }
.atlas-inspector-actions { display: grid; grid-template-columns: 1fr 1fr; gap: .45rem; margin-top: 1rem; }
.atlas-inspector-actions .button { width: 100%; padding-inline: .55rem; font-size: .75rem; }
.atlas-inspector-actions .button:first-child, .atlas-source-link { grid-column: 1 / -1; }
.atlas-source-link { display: inline-flex; min-height: 44px; align-items: center; justify-content: center; color: var(--bio); font: 700 .75rem var(--mono); }
.atlas-scrim { display: none; }

.atlas-list { grid-column: 1 / -1; width: 100%; height: 100%; min-height: 0; overflow: hidden auto; overscroll-behavior: contain; padding: clamp(1rem, 2.5vw, 2rem); background: var(--field-deep); }
.atlas-list[hidden] { display: none; }
.atlas-list-head { display: flex; align-items: end; justify-content: space-between; gap: 2rem; margin-bottom: 1rem; }
.atlas-list-head h2 { margin: .25rem 0 0; font-size: 1.8rem; font-weight: 420; }
.atlas-list-head p { margin: 0; color: var(--muted); font-size: .75rem; }
.atlas-list-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: .65rem; }
.atlas-list-empty { grid-column: 1 / -1; padding: 2rem; margin: 0; border: 1px dashed var(--line-strong); border-radius: 12px; color: var(--muted); text-align: center; }
.atlas-list-card { display: grid; min-height: 150px; align-content: start; padding: .85rem; border: 1px solid var(--line); border-radius: 12px; background: var(--surface); color: var(--ink); text-align: left; }
.atlas-list-card:hover { border-color: rgba(112, 140, 255,.38); background: var(--surface-raised); }
.atlas-list-card > span { color: var(--bio); font: 700 .75rem var(--mono); text-transform: uppercase; }
.atlas-list-card strong { margin: .6rem 0 .3rem; font-size: .88rem; }
.atlas-list-card small { color: var(--dim); font: .75rem/1.45 var(--mono); }
.atlas-list > .button { margin-top: 1rem; }

.atlas-route-result { display: grid; grid-template-columns: minmax(220px, .5fr) minmax(0, 1.5fr); gap: 1rem; padding: 1rem; border-top: 1px solid var(--line); background: linear-gradient(90deg, rgba(239,72,99,.06), transparent); }
.atlas-route-result[hidden] { display: none; }
.atlas-route-result h3 { margin: .25rem 0; font-size: 1.2rem; }.atlas-route-result p { margin: 0; color: var(--muted); font-size: .75rem; }
.atlas-route-result ol { display: flex; gap: .45rem; padding: 0; margin: 0; overflow-x: auto; list-style: none; }
.atlas-route-result li { flex: 0 0 220px; overflow: hidden; border: 1px solid var(--line); border-radius: 10px; color: var(--muted); font-size: .75rem; }
.atlas-route-result li button { display: grid; width: 100%; min-height: 82px; gap: .3rem; padding: .65rem; border: 0; background: transparent; color: inherit; text-align: left; }
.atlas-route-result li button:hover, .atlas-route-result li button[aria-pressed="true"] { background: rgba(239,72,99,.08); color: var(--ink-soft); }
.atlas-route-result li strong { display: block; color: var(--ink); }
.atlas-legend { display: flex; flex-wrap: wrap; gap: .55rem 1.15rem; align-items: center; padding: .7rem .9rem; border-top: 1px solid var(--line); color: var(--muted); font: .75rem var(--mono); }
.atlas-legend span { display: inline-flex; align-items: center; gap: .4rem; }
.atlas-legend i { width: 24px; height: 0; border-top: 3px solid var(--atlas-carbon); }.atlas-legend i.is-electron { border-color: var(--atlas-energy); }.atlas-legend i.is-transport { border-top-style: double; border-color: var(--cyan); }.atlas-legend i.is-context { border-top-style: dashed; border-color: var(--atlas-context); }
.atlas-legend b { color: var(--bio); }

.atlas-aftercare { width: min(calc(100% - 2rem), 1450px); margin: 0 auto clamp(5rem, 10vw, 9rem); }
.atlas-learning, .atlas-release-notes { border: 1px solid var(--line); border-radius: 18px; background: var(--surface); }
.atlas-learning > summary { display: flex; min-height: 86px; align-items: center; justify-content: space-between; gap: 2rem; padding: 1rem 1.25rem; cursor: pointer; list-style: none; }
.atlas-learning > summary::-webkit-details-marker, .atlas-release-notes > summary::-webkit-details-marker { display: none; }
.atlas-learning h2 { margin: .2rem 0 0; font-size: clamp(1.5rem, 3vw, 2.3rem); font-weight: 400; }
.atlas-learning > summary > span { color: var(--dim); font: .75rem var(--mono); }
.atlas-learning-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); border-top: 1px solid var(--line); }
.atlas-learning-grid article { padding: 1.15rem; border-right: 1px solid var(--line); background: linear-gradient(150deg, rgba(255,255,255,.015), transparent); }
.atlas-learning-grid article:last-child { border: 0; }
.atlas-learning-grid article > span { color: var(--brand-bright); font: 700 .75rem var(--mono); }
.atlas-learning-grid h3 { margin: 1.5rem 0 .45rem; font-size: 1rem; }
.atlas-learning-grid p { margin: 0; color: var(--muted); font-size: .78rem; }

.atlas-oxalo-feature { display: grid; grid-template-columns: minmax(0, 1.2fr) minmax(320px, .8fr); gap: clamp(1.5rem, 5vw, 5rem); align-items: center; padding: clamp(1.4rem, 4vw, 3.6rem); margin: 1rem 0; border: 1px solid rgba(170,153,218,.24); border-radius: 18px; background: radial-gradient(560px 300px at 92% 50%, rgba(170,153,218,.10), transparent 72%), var(--surface); }
.atlas-oxalo-copy h2 { max-width: 790px; margin: .55rem 0 .7rem; font-size: clamp(1.9rem, 4vw, 3.3rem); font-weight: 360; line-height: 1; letter-spacing: -.045em; }
.atlas-oxalo-copy p { max-width: 780px; color: var(--ink-soft); }
.atlas-oxalo-copy > div { display: flex; flex-wrap: wrap; gap: .4rem; }
.atlas-oxalo-copy > div span { padding: .3rem .45rem; border: 1px solid rgba(170,153,218,.28); border-radius: 7px; color: #d2c8ef; font: .75rem var(--mono); }
.atlas-oxalo-paper { position: relative; display: grid; min-height: 310px; place-items: center; padding: 1rem; margin: 0; overflow: hidden; border: 1px solid var(--paper-line); border-radius: 16px; background: var(--paper); box-shadow: 0 22px 60px rgba(0,0,0,.25); }
.atlas-oxalo-paper img { width: 100%; height: 250px; object-fit: contain; }
.atlas-oxalo-paper figcaption { color: #625e55; font: .75rem var(--mono); }
.atlas-release-notes > summary { min-height: 58px; padding: .8rem 1rem; cursor: pointer; color: var(--ink-soft); font: 700 .75rem var(--mono); }
.atlas-release-notes > div { display: grid; grid-template-columns: 1fr 1fr auto auto; gap: 1rem; align-items: start; padding: 1rem; border-top: 1px solid var(--line); }
.atlas-release-notes p { margin: 0; color: var(--muted); font-size: .75rem; }.atlas-release-notes a { color: var(--bio); font: 650 .75rem var(--mono); }
.atlas-noscript { width: min(calc(100% - 2rem), 1200px); padding: 2rem; margin: 2rem auto; border: 1px solid var(--line); border-radius: 16px; background: var(--surface); text-align: center; }

@media (max-width: 1260px) {
  .atlas-command-bar { grid-template-columns: minmax(240px, 1fr) minmax(180px, .45fr) repeat(4, auto); }
  .atlas-command span, .atlas-filter-menu > summary span { display: none; }
  .atlas-workspace.has-inspector { grid-template-columns: minmax(0, 1fr) 350px; }
  .atlas-list-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 980px) {
  .atlas-intro { grid-template-columns: 1fr; }.atlas-intro-line { padding-right: clamp(9rem, 18vw, 10.5rem); }.atlas-snapshot { position: absolute; right: clamp(1rem, 3.4vw, 3.25rem); top: 1.2rem; }
  .atlas { width: calc(100% - 1rem); }
  .atlas-command-bar { grid-template-columns: minmax(220px, 1fr) minmax(170px, .45fr) repeat(4, 54px); }
  .atlas-search kbd { display: none; }
  .atlas-workspace, .atlas-workspace.has-inspector { grid-template-columns: minmax(0, 1fr); }
  .atlas-inspector { position: fixed; left: .5rem; right: .5rem; bottom: 0; z-index: 100; grid-template-rows: auto auto minmax(0, 1fr); width: auto; height: min(72dvh, 760px); max-height: 72dvh; border: 1px solid var(--line-strong); border-bottom: 0; border-radius: 20px 20px 0 0; box-shadow: 0 -28px 90px rgba(0,0,0,.62); }
  .atlas-inspector::before { display: block; width: 46px; height: 4px; margin: .55rem auto -.2rem; border-radius: 99px; content: ""; background: var(--line-strong); }
  .atlas-inspector-head { min-height: 48px; }.atlas-inspector-scroll { height: auto; max-height: none; }
  .atlas-scrim { position: fixed; inset: 0; z-index: 99; display: none; width: 100%; height: 100%; border: 0; background: rgba(0,0,0,.54); backdrop-filter: blur(3px); }
  .atlas-scrim.is-open { display: block; }
  .atlas-route-bar { grid-template-columns: auto 1fr auto 1fr auto auto; }
  .atlas-route-mode { display: none; }
  .atlas-learning-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }.atlas-learning-grid article:nth-child(2) { border-right: 0; }.atlas-learning-grid article:nth-child(-n+2) { border-bottom: 1px solid var(--line); }
  .atlas-release-notes > div { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 700px) {
  .atlas-intro { display: block; padding: .75rem 1rem .7rem; }.atlas-intro-line { min-height: 44px; padding-right: 5.25rem; }.atlas-release-chip { display: none; }.atlas-intro-copy h1 { max-width: none; margin: .25rem 0 .3rem; font-size: clamp(1.7rem, 8.2vw, 2.15rem); line-height: 1; letter-spacing: -.045em; }.atlas-intro-copy p { display: -webkit-box; max-width: 100%; overflow: hidden; font-size: .82rem; line-height: 1.42; -webkit-box-orient: vertical; -webkit-line-clamp: 2; }
  .atlas-snapshot { top: .75rem; right: 1rem; }.atlas-snapshot summary { width: 76px; min-height: 44px; overflow: hidden; padding: .4rem; color: transparent; font-size: 0; }.atlas-snapshot summary::before { color: var(--muted); content: "Sources"; font: 650 .7rem var(--mono); letter-spacing: .02em; }.atlas-snapshot dl { position: fixed; left: .5rem; right: .5rem; top: 67px; width: auto; }
  .atlas { width: 100%; margin-top: .5rem; border-inline: 0; border-radius: 0; }
  .atlas-command-bar { grid-template-columns: minmax(0, 1fr) repeat(4, 50px); border-radius: 0; }
  .atlas-search { grid-column: 1 / -1; min-height: 54px; border-right: 0; border-bottom: 1px solid var(--line); }
  .atlas-submap-select { grid-column: 1; grid-row: 2; min-height: 52px; }
  .atlas-command, .atlas-icon-command, .atlas-filter-menu > summary { min-width: 50px; min-height: 52px; padding: .5rem; }
  .atlas-command span, .atlas-filter-menu > summary span { display: none; }
  .atlas-focus-rail { display: none; }
  .atlas-filter-menu { position: static; }.atlas-filter-sheet { position: absolute; left: .5rem; right: .5rem; top: calc(100% + .35rem); width: auto; }
  .atlas-search-results { position: absolute; left: .5rem; right: .5rem; top: calc(100% + .35rem); max-height: min(55dvh, 440px); }
  .atlas-route-bar { grid-template-columns: minmax(0, 1fr) auto minmax(0, 1fr) auto; padding: .5rem; }.atlas-route-bar > .button { grid-column: 1 / -1; min-height: 44px; }.atlas-route-clear { position: absolute; right: .25rem; top: -42px; }.atlas-route-terminal { min-width: 0; }.atlas-route-terminal strong { font-size: .75rem; }
  .atlas-workspace, .atlas-workspace.has-inspector { grid-template-rows: auto; height: auto; min-height: 0; overflow: visible; }.atlas-list { min-height: 0; }
  .atlas-stage { height: clamp(420px, 62dvh, 540px); min-height: 0; }
  .atlas-breadcrumb { top: .5rem; left: .5rem; max-width: calc(100% - 166px); min-height: 34px; font-size: .75rem; }
  .atlas-help-trigger { display: none; }
  .atlas-zoom { top: .45rem; right: .5rem; grid-template-columns: 44px 44px 48px; }
  .atlas-minimap-wrap { display: none; }
  .atlas-status { left: .5rem; right: .5rem; bottom: .5rem; }.atlas-status span { flex: 1; text-align: center; }.atlas-status span:last-child { display: none; }
  .atlas-list { height: auto; overflow: visible; padding: 1rem .75rem; }.atlas-list-head { display: block; }.atlas-list-head p { margin-top: .4rem; }.atlas-list-grid { grid-template-columns: 1fr; }
  .atlas-route-result { grid-template-columns: 1fr; }.atlas-route-result ol { padding-bottom: .35rem; }
  .atlas-legend { gap: .5rem .8rem; }.atlas-legend span { flex: 1 0 calc(50% - .8rem); }
  .atlas-aftercare { width: calc(100% - 1rem); }
  .atlas-learning > summary { min-height: 74px; padding: .8rem; }.atlas-learning > summary > span { display: none; }.atlas-learning h2 { font-size: 1.35rem; }
  .atlas-learning-grid { grid-template-columns: 1fr; }.atlas-learning-grid article { border-right: 0; border-bottom: 1px solid var(--line); }.atlas-learning-grid article:last-child { border: 0; }.atlas-learning-grid h3 { margin-top: .8rem; }
  .atlas-oxalo-feature { grid-template-columns: 1fr; padding: 1rem; }.atlas-oxalo-copy h2 { font-size: 1.9rem; }.atlas-oxalo-paper { min-height: 250px; }.atlas-oxalo-paper img { height: 210px; }
  .atlas-release-notes > div { grid-template-columns: 1fr; }
}

@media (max-width: 390px) {
  .atlas-intro-copy h1 { max-width: none; font-size: clamp(1.65rem, 8vw, 1.95rem); }.atlas-intro-copy p { font-size: .78rem; line-height: 1.4; }
  .atlas-command-bar { grid-template-columns: minmax(0, 1fr) repeat(4, 48px); }
  .atlas-submap-select { padding-inline: .6rem; }.atlas-submap-select select { font-size: .75rem; }
  .atlas-stage { height: clamp(400px, 60dvh, 500px); }
  .atlas-breadcrumb { max-width: calc(100% - 156px); }
  .atlas-structure-paper { min-height: 170px; }.atlas-structure-paper img { height: 155px; }
  .atlas-inspector { left: 0; right: 0; }.atlas-inspector-actions { grid-template-columns: 1fr; }.atlas-inspector-actions .button:first-child, .atlas-source-link { grid-column: auto; }
  .atlas-inspector-scroll > dl div { grid-template-columns: 5.6rem 1fr; }
  .atlas-legend span { flex-basis: 100%; }
}

@media (prefers-reduced-motion: reduce) {
  .atlas-loader { animation: none; border-color: var(--bio); }
  .atlas-segment.is-route .atlas-segment-line { animation: none; stroke-dasharray: 8 5; }
}

@media (forced-colors: active) {
  .atlas-region-shape, .atlas-route-line, .atlas-segment-line, .atlas-station-marker, .atlas-node-card, .atlas-edge-line { stroke: CanvasText; }
  .atlas-station.is-selected .atlas-station-marker, .atlas-node.is-selected .atlas-node-card, .atlas-segment.is-route .atlas-segment-line { stroke: Highlight; }
  .atlas-structure-paper, .atlas-reaction-plate { border: 1px solid CanvasText; background: Canvas; color: CanvasText; }
}

@media print {
  .site-head, .atlas-command-bar, .atlas-focus-rail, .atlas-route-bar, .atlas-zoom, .atlas-minimap-wrap, .atlas-help-trigger, .atlas-inspector, .atlas-scrim { display: none !important; }
  .atlas { width: 100%; border: 0; box-shadow: none; }.atlas-stage { min-height: 720px; background: #fff; }.atlas-canvas { color: #111; }
  .atlas-aftercare { width: 100%; }.atlas-learning-grid { break-inside: avoid; }
}