.atlas-root{--atlas-header-h:56px;height:calc(100dvh - var(--atlas-header-h));background:var(--bg);min-height:420px;color:var(--text);grid-template-rows:auto 1fr auto;display:grid;position:relative;overflow:hidden}.atlas-root,.atlas-root :is(a,button,input,[tabindex]){scroll-margin-top:calc(var(--atlas-header-h) + 12px)}.atlas-root button{cursor:pointer;color:inherit;background:0 0;border:none;font-family:inherit}.atlas-mono{font-family:var(--font-mono)}.atlas-bar{border-bottom:1px solid var(--border);background:var(--bg-2);z-index:20;align-items:center;gap:14px;padding:9px 16px;display:flex}.atlas-bar .atlas-title{flex-shrink:0;align-items:baseline;gap:10px;display:flex}.atlas-title :is(h1,h2,h3){font-family:var(--font-display);letter-spacing:-.02em;white-space:nowrap;font-size:17px;font-weight:700}.atlas-title .atlas-sub{color:var(--muted);letter-spacing:.02em;white-space:nowrap;font-size:11px}.atlas-search{flex:1;max-width:420px;margin:0 auto;position:relative}.atlas-search input{border-radius:var(--radius-sm);background:var(--bg-3);border:1px solid var(--border);width:100%;color:var(--text);padding:8px 34px;font-family:inherit;font-size:13.5px;transition:border-color .15s,background .15s}.atlas-search input::placeholder{color:var(--faint)}.atlas-search input::-webkit-search-cancel-button{appearance:none}.atlas-search input::-webkit-search-decoration{appearance:none}.atlas-search input:focus{border-color:var(--accent);background:var(--bg-2)}.atlas-search input:focus-visible{outline:2px solid var(--accent);outline-offset:2px}.atlas-search .atlas-search-ic{color:var(--faint);pointer-events:none;font-size:13px;position:absolute;top:50%;left:11px;transform:translateY(-50%)}.atlas-search .atlas-search-clr{color:var(--faint);border-radius:var(--radius-sm);padding:2px 6px;font-size:15px;position:absolute;top:50%;right:6px;transform:translateY(-50%)}.atlas-search .atlas-search-clr:hover{color:var(--text);background:var(--hover)}.atlas-controls{flex-shrink:0;align-items:center;gap:10px;display:flex}.atlas-seg{background:var(--bg-3);border:1px solid var(--border);border-radius:var(--radius-sm);padding:2px;display:flex}.atlas-seg button{border-radius:var(--radius-sm);color:var(--muted);padding:5px 12px;font-size:12.5px;font-weight:500;transition:all .15s}.atlas-seg button[aria-selected=true]{background:var(--accent);color:var(--accent-ink)}.atlas-counts{color:var(--muted);white-space:nowrap;letter-spacing:.01em;font-size:11px}.atlas-counts-status{border-left:1px solid var(--border);padding-left:10px}.atlas-stage{background:var(--bg);min-height:0;position:relative;overflow:hidden}.atlas-canvas-wrap{position:absolute;inset:0}.atlas-canvas{touch-action:none;cursor:grab;width:100%;height:100%;display:block;position:absolute;inset:0}.atlas-legend{z-index:10;background:color-mix(in srgb, var(--bg-2) 86%, transparent);width:236px;-webkit-backdrop-filter:var(--panel-blur);backdrop-filter:var(--panel-blur);border:1px solid var(--border);box-shadow:var(--shadow);border-radius:13px;max-height:min(66vh,560px);transition:max-height .25s;position:absolute;top:14px;left:14px;overflow:hidden}.atlas-legend-head{text-align:left;justify-content:space-between;align-items:center;width:100%;padding:11px 13px;display:flex}.atlas-legend-head :is(h2,h3,h4,h5){letter-spacing:.09em;text-transform:uppercase;color:var(--muted);font-size:11px;font-weight:600}.atlas-legend-head .atlas-chev{color:var(--faint);font-size:12px;transition:transform .25s}.atlas-legend.collapsed{max-height:44px}.atlas-legend.collapsed .atlas-chev{transform:rotate(-90deg)}.atlas-legend-body{max-height:min(56vh,460px);padding:4px 7px 9px;overflow-y:auto}.atlas-legend-all{text-align:left;width:100%;color:var(--muted);border-radius:var(--radius-sm);padding:6px 8px;font-size:11.5px}.atlas-legend-all:hover{background:var(--hover);color:var(--text)}.atlas-legend-item{text-align:left;border-radius:var(--radius-sm);width:100%;color:var(--text);align-items:center;gap:9px;padding:6px 8px;font-size:12.5px;transition:all .12s;display:flex}.atlas-legend-item:hover,.atlas-legend-item[aria-pressed=true]{background:var(--hover)}.atlas-legend-item .atlas-dot{background:var(--dotc);width:10px;height:10px;box-shadow:0 0 0 3px color-mix(in srgb, var(--dotc) 22%, transparent);border-radius:50%;flex-shrink:0}.atlas-legend-item .atlas-nm{flex:1;line-height:1.2}.atlas-legend-item .atlas-ct{color:var(--muted);font-size:10.5px}.atlas-zoom{z-index:10;flex-direction:column;gap:6px;display:flex;position:absolute;bottom:16px;right:16px}.atlas-zoom button{border-radius:var(--radius-sm);background:color-mix(in srgb, var(--bg-2) 88%, transparent);border:1px solid var(--border);width:34px;height:34px;color:var(--muted);-webkit-backdrop-filter:var(--panel-blur);backdrop-filter:var(--panel-blur);place-items:center;font-size:16px;display:grid}.atlas-zoom button:hover{color:var(--text);border-color:var(--border-2)}.atlas-detail{z-index:12;background:color-mix(in srgb, var(--bg-2) 92%, transparent);width:330px;max-width:calc(100% - 28px);-webkit-backdrop-filter:var(--panel-blur);backdrop-filter:var(--panel-blur);border:1px solid var(--border);box-shadow:var(--shadow);opacity:0;pointer-events:none;border-radius:14px;max-height:calc(100% - 28px);padding:16px 16px 18px;transition:transform .28s cubic-bezier(.2,.7,.2,1),opacity .2s;position:absolute;top:14px;right:14px;overflow-y:auto;transform:translate(calc(100% + 24px))}.atlas-detail[inert]{visibility:hidden}.atlas-detail[data-open=true]{opacity:1;pointer-events:auto;transform:none}.atlas-detail-close{color:var(--faint);border-radius:var(--radius-sm);width:26px;height:26px;font-size:17px;position:absolute;top:11px;right:11px}.atlas-detail-close:hover{color:var(--text);background:var(--hover)}.atlas-eyebrow{color:var(--muted);align-items:center;gap:7px;margin-bottom:9px;padding-right:28px;font-size:11px;display:flex}.atlas-eyebrow .atlas-dot{border-radius:50%;flex-shrink:0;width:9px;height:9px}.atlas-eyebrow .atlas-tag{letter-spacing:.08em;text-transform:uppercase;border-radius:var(--radius-pill);border:1px solid var(--border-2);color:var(--muted);margin-left:auto;padding:2px 8px;font-size:10px;font-weight:500;display:inline-block}.atlas-detail :is(h2,h3,h4,h5){font-family:var(--font-display);letter-spacing:-.01em;text-wrap:balance;margin:2px 0 8px;font-size:19px;font-weight:700;line-height:1.2}.atlas-detail .atlas-angle{color:var(--text);margin-bottom:12px;font-size:13.5px;line-height:1.5}.atlas-sec{margin-top:13px}.atlas-sec .atlas-lbl{letter-spacing:.09em;text-transform:uppercase;color:var(--muted);margin-bottom:7px;font-size:10px;font-weight:600}.atlas-crumb{color:var(--muted);font-size:11.5px;line-height:1.6}.atlas-crumb ol{margin:0;padding:0;list-style:none;display:inline}.atlas-crumb li{display:inline}.atlas-crumb b{color:var(--text);font-weight:500}.atlas-crumb .atlas-sep{color:var(--faint);margin:0 5px}.atlas-lessons{flex-direction:column;gap:10px;display:flex}.atlas-lesson{flex-wrap:wrap;align-items:center;gap:8px;display:flex}.atlas-lesson .atlas-lesson-title{color:var(--muted);flex-basis:100%;font-size:12px;line-height:1.35}.atlas-lesson-none{color:var(--muted);align-items:center;gap:8px;font-size:12px;display:flex}.atlas-children{flex-direction:column;gap:5px;display:flex}.atlas-child{text-align:left;color:var(--text);border-radius:var(--radius-sm);background:var(--bg-3);border:1px solid var(--border);align-items:center;gap:8px;width:100%;padding:7px 9px;font-size:12.5px;transition:all .12s;display:flex}.atlas-child:hover{border-color:var(--dotc);background:var(--hover)}.atlas-child .atlas-cdot{border-radius:50%;flex-shrink:0;width:6px;height:6px}.atlas-child .atlas-carr{color:var(--faint);margin-left:auto;font-size:12px}.atlas-focusbtn{border-radius:var(--radius-pill);background:var(--accent);width:100%;color:var(--accent-ink);letter-spacing:.01em;margin-top:14px;padding:9px;font-size:12.5px;font-weight:600}.atlas-focusbtn:hover{background:var(--accent-2)}.atlas-outline{z-index:5;background:var(--bg);padding:22px 20px 60px;position:absolute;inset:0;overflow-y:auto}.atlas-outline[hidden]{display:none}.atlas-outline-inner{max-width:940px;margin:0 auto}.atlas-ogroup{border:1px solid var(--border);border-radius:var(--radius-card);background:var(--bg-2);margin-bottom:12px;overflow:hidden}.atlas-oghead{text-align:left;align-items:center;gap:11px;width:100%;padding:14px 16px;transition:all .12s;display:flex}.atlas-oghead:hover{background:var(--hover)}.atlas-oghead .atlas-gdot{border-radius:50%;flex-shrink:0;width:12px;height:12px}.atlas-oghead :is(h2,h3,h4,h5){font-family:var(--font-display);letter-spacing:-.01em;flex:1;font-size:16px;font-weight:700}.atlas-oghead .atlas-gct{color:var(--muted);font-size:11px}.atlas-oghead .atlas-gchev{color:var(--faint);font-size:12px;transition:transform .2s}.atlas-ogroup[data-open=true] .atlas-gchev{transform:rotate(90deg)}.atlas-ogbody{padding:2px 12px 12px}.atlas-obranch{padding:11px 6px 4px}.atlas-obranch[data-depth="1"]{border-top:1px solid var(--border)}.atlas-obranch[data-depth="1"]:first-child{border-top:none}.atlas-obranch[data-depth="2"]{border-left:1px solid var(--border);margin-left:2px;padding-left:14px}.atlas-obranch[data-depth="3"]{padding-left:26px}.atlas-obranch[data-depth="1"]>.atlas-othead{font-size:13.5px}.atlas-obranch[data-depth="2"]>.atlas-othead{color:var(--muted);font-size:12.5px;font-weight:500}.atlas-othead{color:var(--text);align-items:center;gap:8px;margin-bottom:8px;font-size:13px;font-weight:600;display:flex}.atlas-othead .atlas-tnum{color:var(--muted);font-size:10.5px}.atlas-oitems{grid-template-columns:repeat(auto-fill,minmax(270px,1fr));gap:7px;display:grid}.atlas-oitem{text-align:left;border-radius:var(--radius-sm);background:var(--bg-3);border:1px solid var(--border);cursor:pointer;padding:9px 11px;transition:all .12s}.atlas-oitem:hover{border-color:var(--dotc);transform:translateY(-1px)}.atlas-oitem[aria-current=true]{border-color:var(--dotc)}.atlas-oitem[data-match=direct]{box-shadow:inset 2px 0 0 var(--accent)}.atlas-oitem .atlas-it-m{float:right;font-family:var(--font-mono);letter-spacing:.06em;text-transform:uppercase;color:var(--accent-2);margin-left:8px;font-size:9.5px}.atlas-oitem .atlas-it-t{color:var(--text);margin-bottom:2px;font-size:12.5px;font-weight:500;line-height:1.25}.atlas-oitem .atlas-it-a{color:var(--muted);font-size:11.5px;line-height:1.35}.atlas-oempty{color:var(--muted);text-align:center;padding:40px;font-size:13px}.atlas-foot{border-top:1px solid var(--border);background:var(--bg-2);justify-content:space-between;align-items:center;gap:14px;padding:8px 16px;display:flex}.atlas-hint{color:var(--muted);flex-wrap:wrap;gap:14px;font-size:11px;display:flex}.atlas-hint b{color:var(--text);font-weight:500}@media (max-width:900px){.atlas-counts{display:none}}@media (max-width:760px){.atlas-title .atlas-sub{display:none}}@media (max-width:680px){.atlas-bar{gap:10px;padding:8px 12px}.atlas-title :is(h1,h2,h3){font-size:15px}.atlas-legend{width:200px}.atlas-hint-item:nth-child(n+3),.atlas-hint-secondary{display:none}.atlas-detail{border-radius:14px 14px 0 0;width:100%;max-width:none;max-height:70%;inset:auto 0 0;transform:translateY(calc(100% + 24px))}}@media (prefers-reduced-motion:reduce){.atlas-root *,.atlas-root :before,.atlas-root :after{transition:none!important}}