/* Station page navigation for Apple, Antigravity and Begg (theme-sitenav.js). `html.sn-on` is set only once
   the new navigation has mounted, so the classic page sidebar stays visible if it ever doesn't. */
html.sn-on:is([data-theme="apple"],[data-theme="antigravity"],[data-theme="begg"])[data-mode] .station-rail-left { display:none !important; }
html.sn-on:is([data-theme="apple"],[data-theme="antigravity"],[data-theme="begg"])[data-mode] .station-layout { grid-template-columns:minmax(0,1fr) 230px !important; }
html.sn-on:is([data-theme="apple"],[data-theme="antigravity"],[data-theme="begg"])[data-mode] .station-layout:not(.has-right) { grid-template-columns:minmax(0,1fr) !important; }
@media (max-width:980px) { html.sn-on:is([data-theme="apple"],[data-theme="antigravity"],[data-theme="begg"])[data-mode] .station-layout { grid-template-columns:minmax(0,1fr) !important; } }

/* Neutral buttons: these navs style their own controls. */
:is(.sn,.ag-pal,.bg-menu) button { all:unset; box-sizing:border-box; cursor:pointer; }
:is(.sn,.ag-pal,.bg-menu) button:focus-visible { outline:2px solid var(--link); outline-offset:2px; border-radius:8px; }
@keyframes sn-fade { from { opacity:0; } }
@keyframes sn-drop { from { opacity:0; transform:translateY(-10px); } }
@keyframes ag-blink { 50% { opacity:0; } }
@keyframes bg-wob { from { transform:rotate(-4deg) scale(.95); } }

/* ---------------- Apple: global bar · flyout · local bar ---------------- */
.sn-apple { position:relative; z-index:40; margin:-6px 0 26px; }
.sn-apple .ap-gnav-in {
  display:flex; align-items:center; gap:clamp(16px,2.6vw,38px); height:44px; padding:0 20px; border-radius:14px;
  background:color-mix(in srgb,var(--panel) 74%,transparent); -webkit-backdrop-filter:saturate(180%) blur(20px); backdrop-filter:saturate(180%) blur(20px);
  border:1px solid color-mix(in srgb,var(--border) 55%,transparent); overflow-x:auto; scrollbar-width:none;
}
.sn-apple .ap-gnav-home { font-size:13px; font-weight:600; letter-spacing:-.01em; white-space:nowrap; margin-right:4px; }
.sn-apple .ap-gnav-item { font-size:12.5px; color:color-mix(in srgb,var(--text) 78%,transparent); white-space:nowrap; padding:13px 0; transition:color .2s; }
.sn-apple .ap-gnav-item:is(:hover,[aria-expanded="true"]) { color:var(--text); }
.sn-apple .ap-gnav-item.on { color:var(--text); font-weight:600; }
.sn-apple .ap-fly {
  position:absolute; left:0; right:0; top:50px; padding:36px 46px 42px; border-radius:20px;
  background:color-mix(in srgb,var(--panel) 94%,transparent); -webkit-backdrop-filter:saturate(180%) blur(24px); backdrop-filter:saturate(180%) blur(24px);
  border:1px solid color-mix(in srgb,var(--border) 55%,transparent); box-shadow:0 34px 70px -34px #0006;
  animation:sn-drop .32s cubic-bezier(.4,0,.2,1) !important;
}
.sn-apple .ap-fly-in { display:grid; grid-template-columns:1.5fr 1fr 1fr; gap:44px; }
.sn-apple .ap-fly-h { font-size:12px; color:var(--muted); margin-bottom:14px; }
.sn-apple .ap-fly-big { display:block; font-size:clamp(20px,1.9vw,26px); font-weight:600; letter-spacing:-.025em; line-height:1.28; padding:3px 0; color:var(--text); transition:color .15s; }
.sn-apple .ap-fly-big.on::after { content:""; display:inline-block; width:7px; height:7px; margin-left:10px; border-radius:50%; background:var(--ap-blue,#0071e3); vertical-align:middle; }
.sn-apple .ap-fly-small { display:block; font-size:13px; font-weight:600; line-height:1.4; padding:5px 0; color:var(--text); transition:color .15s; }
.sn-apple :is(.ap-fly-big,.ap-fly-small):hover { color:var(--ap-blue,var(--link)); }
.sn-apple .ap-fly-none { font-size:13px; color:var(--muted); }
.sn-apple.ap-open + .station-layout { filter:blur(6px); opacity:.55; transition:filter .3s,opacity .3s; }
.sn-apple + .station-layout { transition:filter .3s,opacity .3s; }
.sn-apple .ap-lnav { display:flex; align-items:center; justify-content:space-between; gap:20px; flex-wrap:wrap; padding:18px 4px 14px; border-bottom:1px solid var(--border); }
.sn-apple .ap-lnav-title { font-size:clamp(19px,1.7vw,24px); font-weight:600; letter-spacing:-.025em; }
.sn-apple .ap-lnav-links { display:flex; align-items:center; gap:clamp(12px,1.8vw,24px); flex-wrap:wrap; }
.sn-apple .ap-lnav-link { font-size:12.5px; color:color-mix(in srgb,var(--text) 72%,transparent); padding:5px 0; transition:color .2s; }
.sn-apple .ap-lnav-link:hover { color:var(--text); }
.sn-apple .ap-lnav-link.on { color:#fff; background:var(--ap-blue,#0071e3); border-radius:980px; padding:5px 13px; font-weight:500; }

/* ---------------- Antigravity: prompt bar · suggestion chips · command palette ---------------- */
.sn-antigravity { display:flex; flex-direction:column; align-items:center; gap:14px; margin:6px 0 34px; }
.sn-antigravity .ag-prompt {
  position:relative; display:flex; align-items:center; gap:10px; width:min(760px,100%); height:60px; padding:0 14px 0 22px;
  border-radius:999px; background:var(--bg); cursor:text; font-size:19px; letter-spacing:-.02em;
  box-shadow:0 18px 40px -26px #4285f4aa, 0 0 0 1px var(--border); transition:box-shadow .3s;
}
.sn-antigravity .ag-prompt::before {
  content:""; position:absolute; inset:-1px; border-radius:inherit; padding:1.5px; pointer-events:none; opacity:.55; transition:opacity .3s;
  background:linear-gradient(100deg,#4285f4,#9b72cb 35%,#d96570 65%,#f9ab00);
  -webkit-mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0); -webkit-mask-composite:xor; mask-composite:exclude;
}
.sn-antigravity .ag-prompt:is(:hover,:focus-visible)::before { opacity:1; }
.sn-antigravity .ag-prompt:focus-visible { outline:none; }
:is(.sn-antigravity,.ag-pal) .ag-spark { width:20px; height:20px; flex:none; background:linear-gradient(135deg,#4285f4,#9b72cb 50%,#d96570);
  clip-path:polygon(50% 0,61% 39%,100% 50%,61% 61%,50% 100%,39% 61%,0 50%,39% 39%); }
.sn-antigravity .ag-go { color:var(--muted); }
.sn-antigravity .ag-typed { color:var(--text); font-weight:500; white-space:nowrap; overflow:hidden; text-overflow:ellipsis; }
.sn-antigravity .ag-caret { width:2px; height:24px; margin-left:-6px; background:#4285f4; animation:ag-blink 1s steps(1) infinite !important; }
:is(.sn-antigravity,.ag-pal) .ag-kbd { margin-left:auto; padding:6px 10px; border:1px solid var(--border); border-radius:9px; font:500 12px/1 "DM Mono",ui-monospace,monospace; color:var(--muted); background:var(--panel); }
.sn-antigravity .ag-chips { display:flex; flex-wrap:wrap; justify-content:center; gap:8px; }
.sn-antigravity .ag-chip { padding:8px 16px; border-radius:999px; border:1px solid var(--border); font-size:13.5px; color:var(--text); transition:background .2s,border-color .2s; }
.sn-antigravity .ag-chip:hover { background:var(--panel-2); }
.sn-antigravity .ag-chip.on { background:var(--text); color:var(--bg); border-color:var(--text); }
.ag-pal { position:fixed; inset:0; z-index:9990; display:flex; justify-content:center; align-items:flex-start; padding:9vh 16px 16px;
  background:color-mix(in srgb,var(--bg) 55%,transparent); -webkit-backdrop-filter:blur(10px); backdrop-filter:blur(10px); animation:sn-fade .2s !important; }
.ag-pal .ag-pal-box { width:min(1000px,100%); max-height:80vh; display:flex; flex-direction:column; border-radius:30px; background:var(--bg); border:1px solid var(--border);
  box-shadow:0 50px 90px -40px #0007; overflow:hidden; animation:sn-drop .28s cubic-bezier(.2,.8,.2,1) !important; font-family:var(--font); color:var(--text); }
.ag-pal .ag-pal-in { display:flex; align-items:center; gap:14px; padding:20px 24px; border-bottom:1px solid var(--border); }
html[data-theme][data-mode][data-style] .ag-pal .ag-pal-in input, html[data-theme][data-mode][data-style] .ag-pal .ag-pal-in input:is(:focus,:focus-visible) { flex:1; min-width:0; border:0 !important; background:transparent !important; box-shadow:none !important; outline:none !important;
  padding:0 !important; font:500 22px/1.2 var(--font) !important; letter-spacing:-.025em; color:var(--text); }
.ag-pal .ag-pal-body { display:grid; grid-template-columns:270px minmax(0,1fr); min-height:0; flex:1; }
.ag-pal .ag-pal-lead { padding:30px 28px; border-right:1px solid var(--border); }
.ag-pal .ag-pal-big { font-size:36px; line-height:1.05; letter-spacing:-.045em; font-weight:500; color:var(--muted); }
.ag-pal .ag-pal-sub { margin-top:14px; font-size:13px; color:var(--muted); }
.ag-pal .ag-pal-list { overflow:auto; padding:20px 24px 26px; columns:2 230px; column-gap:30px; }
.ag-pal .ag-pal-cat { break-inside:avoid; margin-bottom:20px; }
.ag-pal .ag-pal-h { font-size:12px; color:var(--muted); margin:0 0 6px 10px; }
.ag-pal .ag-pal-item { display:flex; align-items:center; gap:10px; width:100%; padding:9px 10px; border-radius:12px; font-size:15px; transition:background .15s; }
.ag-pal .ag-pal-item:hover, .ag-pal .ag-pal-item.sel { background:var(--panel-2); }
.ag-pal .ag-pal-item.on::after { content:"current"; margin-left:auto; font-size:11px; color:var(--muted); }
.ag-pal .ag-pal-none { padding:20px 10px; color:var(--muted); }

/* ---------------- Begg: menu button · where-you-are · full-screen menu with the carton ---------------- */
.sn-begg { margin:0 0 26px; --bg-cond:"Archivo","Syne","Outfit",sans-serif; }
.sn-begg .bg-bar { display:flex; align-items:center; gap:18px; flex-wrap:wrap; padding:10px 12px 10px 10px; border-radius:999px; background:var(--panel); border:1px solid var(--border); }
.sn-begg .bg-burger { width:50px; height:50px; flex:none; border-radius:50%; background:#ffd332; display:grid; place-content:center; gap:6px; transition:transform .25s cubic-bezier(.3,1.6,.5,1); }
.sn-begg .bg-burger:hover { transform:rotate(-8deg) scale(1.06); }
.sn-begg .bg-burger i { display:block; width:20px; height:3px; border-radius:3px; background:#24251d; }
.sn-begg .bg-burger i:last-child { width:13px; }
.sn-begg .bg-where { display:flex; align-items:baseline; gap:12px; text-transform:uppercase; line-height:1; font-family:var(--bg-cond); font-stretch:62%; font-weight:800; }
.sn-begg .bg-cat { font-size:15px; letter-spacing:.06em; color:var(--muted); }
.sn-begg .bg-page { font-size:clamp(26px,2.6vw,36px); letter-spacing:.01em; }
.sn-begg .bg-quick { margin-left:auto; display:flex; gap:6px; flex-wrap:wrap; justify-content:flex-end; }
.sn-begg .bg-q { padding:8px 14px; border-radius:999px; font-size:13px; font-weight:600; background:var(--panel-2); color:var(--text); transition:transform .2s; }
.sn-begg .bg-q:hover { transform:translateY(-1px); }
.sn-begg .bg-q.on { background:#ffd332; color:#24251d; }
.bg-menu { --bg-cond:"Archivo","Syne","Outfit",sans-serif; position:fixed; inset:0; z-index:9990; display:flex; flex-direction:column; overflow:auto;
  background:#e7e5d3; color:#24251d; opacity:0; transform:translateY(-2%); transition:opacity .26s,transform .34s cubic-bezier(.2,.8,.2,1); }
html[data-mode="dark"] .bg-menu { background:#191a15; color:#faf5e4; }
.bg-menu.in { opacity:1; transform:none; }
.bg-menu .bg-x { position:absolute; top:22px; left:26px; width:46px; height:46px; display:grid; place-items:center; border-radius:50%; font-size:22px; transition:transform .25s; }
.bg-menu .bg-x:hover { transform:rotate(90deg); }
.bg-menu .bg-menu-grid { flex:1; display:grid; grid-template-columns:minmax(0,1.15fr) minmax(0,.9fr) minmax(0,.95fr); gap:4vw; padding:11vh 6vw 4vh; align-items:start; }
.bg-menu .bg-word { display:block; font-family:var(--bg-cond); font-stretch:62%; font-weight:800; text-transform:uppercase; font-size:clamp(46px,10.5vh,124px); line-height:.9; letter-spacing:-.005em;
  color:color-mix(in srgb,currentColor 24%,transparent); transition:color .2s,transform .3s cubic-bezier(.2,.8,.2,1); }
.bg-menu .bg-word:is(:hover,.on) { color:currentColor; transform:translateX(10px); }
.bg-menu .bg-word.on::after { content:""; display:inline-block; width:.26em; height:.26em; margin-left:.18em; border-radius:50%; background:#ffd332; vertical-align:.18em; }
.bg-menu .bg-pages { padding-top:2.4vh; }
.bg-menu .bg-pages-h { font:500 11px/1 "DM Mono",ui-monospace,monospace; letter-spacing:.14em; text-transform:uppercase; opacity:.6; margin-bottom:18px; }
.bg-menu .bg-pg { display:block; font-family:var(--bg-cond); font-stretch:75%; font-weight:700; text-transform:uppercase; font-size:clamp(22px,3.6vh,36px); line-height:1.2; opacity:.62; transition:opacity .15s,transform .2s; }
.bg-menu .bg-pg:hover { opacity:1; transform:translateX(6px); }
.bg-menu .bg-pg.on { opacity:1; }
.bg-menu .bg-pg.on::before { content:"● "; color:#e3a400; }
.bg-menu .bg-carton { justify-self:center; margin-top:2vh; width:min(290px,22vw); aspect-ratio:3/4.3; position:relative; transform:rotate(-12deg); filter:drop-shadow(0 34px 28px #0003); }
.bg-menu .bg-carton.wob { animation:bg-wob .5s cubic-bezier(.3,1.6,.5,1) !important; }
.bg-menu .bg-cap { position:absolute; z-index:2; top:2%; left:58%; width:22%; height:9%; border-radius:7px 7px 3px 3px; background:#f0bd00; box-shadow:inset 0 -5px 0 #0002; }
.bg-menu .bg-face { position:absolute; inset:8% 0 0; clip-path:polygon(0 16%,50% 0,100% 16%,100% 100%,0 100%);
  background:radial-gradient(circle at 18% 40%,#fffdf4 0 9%,transparent 9.5%),radial-gradient(circle at 52% 43%,#fffdf4 0 11%,transparent 11.5%),radial-gradient(circle at 86% 39%,#fffdf4 0 8%,transparent 8.5%),linear-gradient(#ffd332 0 40%,#fffdf4 40%); }
.bg-menu .bg-label { position:absolute; left:10%; right:10%; top:47%; bottom:7%; display:flex; flex-direction:column; gap:3px; padding:10px 11px; border:2px solid #24251d; border-radius:6px; background:#fff; color:#24251d; }
.bg-menu .bg-l-icon { font-size:26px; line-height:1; min-height:26px; }
.bg-menu .bg-l-name { font-family:var(--bg-cond); font-stretch:62%; font-weight:800; text-transform:uppercase; font-size:clamp(18px,2.1vw,28px); line-height:.95; }
.bg-menu .bg-l-script { font-family:"Homemade Apple",cursive; font-size:12px; color:#a87700; }
.bg-menu .bg-l-facts { margin-top:auto; font:10px/1.55 "DM Mono",ui-monospace,monospace; }
.bg-menu .bg-l-facts div { display:flex; justify-content:space-between; gap:6px; border-top:1px solid #24251d; }
.bg-menu .bg-l-facts span { overflow:hidden; text-overflow:ellipsis; white-space:nowrap; }
.bg-menu .bg-foot { display:flex; flex-wrap:wrap; gap:4vw; padding:0 6vw 4vh; font:500 11px/1.5 "DM Mono",ui-monospace,monospace; letter-spacing:.1em; opacity:.7; }

/* ---------------- phones and reduced motion ---------------- */
@media (max-width:820px) {
  .sn-apple .ap-fly { padding:24px; } .sn-apple .ap-fly-in { grid-template-columns:1fr; gap:22px; }
  .sn-apple .ap-lnav { flex-direction:column; align-items:flex-start; gap:10px; }
  .sn-antigravity .ag-prompt { height:52px; font-size:16px; }
  .ag-pal .ag-pal-body { grid-template-columns:1fr; } .ag-pal .ag-pal-lead { display:none; }
  .sn-begg .bg-bar { border-radius:28px; } .sn-begg .bg-quick { margin-left:0; justify-content:flex-start; }
  .bg-menu .bg-menu-grid { grid-template-columns:1fr; padding-top:12vh; } .bg-menu .bg-carton { display:none; }
  .bg-menu .bg-word { font-size:clamp(40px,12vw,64px); }
}
@media (prefers-reduced-motion:reduce) {
  :is(.sn,.ag-pal,.bg-menu), :is(.sn,.ag-pal,.bg-menu) * { animation:none !important; transition:none !important; }
  .sn-antigravity .ag-caret { opacity:1; }
}

/* ===================== Column navs: Analytica (Contents), Roam (Itinerary), Flux (Liquid rail) =====================
   theme-sitenav.js puts these inside .station-layout as its first child: the nav takes a sticky left column and the
   stat band + page sit beside it. On narrow screens the nav folds to a compact toggle (Flux: a bottom dock). */
html.sn-on:is([data-theme="analytica"],[data-theme="roam"],[data-theme="flux"])[data-mode] .station-rail-left { display:none !important; }
html.sn-on:is([data-theme="analytica"],[data-theme="roam"],[data-theme="flux"])[data-mode] .station-layout { grid-template-rows:auto 1fr; }
html.sn-on[data-theme="analytica"][data-mode] :is(.station-layout,.station-layout:not(.has-right)) { grid-template-columns:250px minmax(0,1fr) !important; column-gap:34px; }
html.sn-on[data-theme="roam"][data-mode] :is(.station-layout,.station-layout:not(.has-right)) { grid-template-columns:264px minmax(0,1fr) !important; column-gap:24px; }
html.sn-on[data-theme="flux"][data-mode] :is(.station-layout,.station-layout:not(.has-right)) { grid-template-columns:84px minmax(0,1fr) !important; column-gap:22px; }
html.sn-on:is([data-theme="analytica"],[data-theme="roam"],[data-theme="flux"])[data-mode] .station-layout > .sn { grid-column:1; grid-row:1 / 3; align-self:start; position:sticky; top:88px; z-index:6; }
html.sn-on:is([data-theme="analytica"],[data-theme="roam"],[data-theme="flux"])[data-mode] .station-layout > .station-rail-right { grid-column:2; grid-row:1; }
html.sn-on:is([data-theme="analytica"],[data-theme="roam"],[data-theme="flux"])[data-mode] .station-layout > .station-main { grid-column:2; grid-row:2; }
@media (max-width:980px) {
  html.sn-on:is([data-theme="analytica"],[data-theme="roam"],[data-theme="flux"])[data-mode] :is(.station-layout,.station-layout:not(.has-right)) { grid-template-columns:minmax(0,1fr) !important; grid-template-rows:none; }
  html.sn-on:is([data-theme="analytica"],[data-theme="roam"],[data-theme="flux"])[data-mode] .station-layout > :is(.sn,.station-rail-right,.station-main) { grid-column:1; grid-row:auto; position:static; }
  html.sn-on:is([data-theme="analytica"],[data-theme="roam"])[data-mode] .station-layout > .sn { order:-3; }
}

/* ---------- Analytica: Contents ---------- */
@keyframes ax-in { from { opacity:0; transform:translateY(6px); } }
.sn .ax-toc { font-family:"Inter",sans-serif; color:var(--text); }
.sn .ax-mobile { display:none; }
.sn .ax-body { position:relative; padding:4px 0 6px 22px; border-left:1px solid var(--an-hair); }
.sn .ax-head { display:flex; flex-direction:column; gap:2px; margin:0 0 16px; }
.sn .ax-head span { font:500 30px/1 "Inter Tight","Inter",sans-serif; letter-spacing:-.035em; }
.sn .ax-head small { font-size:12px; color:var(--muted); }
.sn .ax-chapters, .sn .ax-pages { list-style:none; margin:0; padding:0; }
.sn .ax-chap { border-top:1px solid var(--an-hair); }
.sn .ax-chap-h { all:unset; box-sizing:border-box; cursor:pointer; width:100%; display:grid; grid-template-columns:30px 1fr auto; align-items:baseline; padding:11px 0 9px; }
.sn .ax-no { font:500 12px/1 "Inter Tight",sans-serif; font-variant-numeric:tabular-nums; color:var(--muted); transition:color .3s; }
.sn .ax-name { font:500 19px/1.1 "Inter Tight","Inter",sans-serif; letter-spacing:-.025em; transition:transform .45s var(--an-ease); }
.sn .ax-cnt { font-size:11.5px; color:var(--muted); font-variant-numeric:tabular-nums; }
.sn .ax-chap-h:hover .ax-name { transform:translateX(4px); }
.sn .ax-chap.on .ax-no { color:var(--an-signal-text); }
.sn .ax-chap.on .ax-name { font-weight:600; }
.sn .ax-fold { display:grid; grid-template-rows:0fr; transition:grid-template-rows .45s var(--an-ease) !important; }
.sn .ax-chap.open .ax-fold { grid-template-rows:1fr; }
.sn .ax-fold > .ax-pages { overflow:hidden; }
.sn .ax-chap.open .ax-pages > li { animation:ax-in .45s var(--an-ease) backwards; }
.sn .ax-chap.open .ax-pages > li:nth-child(2) { animation-delay:.04s; } .ax-chap.open .ax-pages > li:nth-child(3) { animation-delay:.08s; }
.sn .ax-chap.open .ax-pages > li:nth-child(4) { animation-delay:.12s; } .ax-chap.open .ax-pages > li:nth-child(n+5) { animation-delay:.16s; }
.sn .ax-pg { all:unset; box-sizing:border-box; cursor:pointer; width:100%; display:flex; align-items:baseline; gap:6px; padding:5px 0 5px 30px; font-size:14px; color:var(--muted); transition:color .2s; }
.sn .ax-pg:last-child { margin-bottom:8px; }
.sn .ax-pg-name { background:linear-gradient(currentColor,currentColor) 0 100% / 0 1px no-repeat; transition:background-size .35s var(--an-ease) !important; white-space:nowrap; }
.sn .ax-pg:hover { color:var(--text); }
.sn .ax-pg:hover .ax-pg-name, .sn .ax-pg:focus-visible .ax-pg-name { background-size:100% 1px; }
.sn .ax-pg.on { color:var(--text); font-weight:600; }
.sn .ax-lead { flex:1; min-width:10px; border-bottom:1px dotted color-mix(in srgb,var(--text) 28%,transparent); transform:translateY(-3px); }
.sn .ax-folio { font-size:11.5px; font-variant-numeric:tabular-nums; color:var(--muted); }
.sn .ax-pg.on .ax-folio { color:var(--an-signal-text); }
.sn .ax-pg:focus-visible { outline:2px solid var(--an-signal); outline-offset:2px; }
.sn .ax-mark { position:absolute; left:-5px; top:0; width:9px; height:9px; background:var(--an-signal); opacity:0; pointer-events:none;
  transition:transform .55s var(--an-ease), opacity .2s !important; }
@media (max-width:980px) {
  .sn .ax-mobile { all:unset; box-sizing:border-box; cursor:pointer; display:flex; width:100%; align-items:center; gap:10px; padding:12px 16px; border:1px solid var(--an-hair); border-radius:14px; background:var(--panel); }
  .sn .ax-mobile span { font:600 12px/1 "Inter Tight",sans-serif; text-transform:uppercase; letter-spacing:.08em; color:var(--an-signal-text); }
  .sn .ax-mobile b { flex:1; font-weight:600; font-size:14px; white-space:nowrap; overflow:hidden; text-overflow:ellipsis; }
  .sn .ax-mobile i { font-style:normal; transition:transform .3s; } .ax-toc.show .ax-mobile i { transform:rotate(180deg); }
  .sn .ax-body { display:none; margin-top:10px; } .ax-toc.show .ax-body { display:block; }
}

/* ---------- Roam: Itinerary ---------- */
@keyframes rm-pulse { 0% { box-shadow:0 0 0 0 color-mix(in srgb,var(--rm-orange) 60%,transparent); } 70%,100% { box-shadow:0 0 0 10px transparent; } }
@keyframes rm-in { from { opacity:0; transform:translateX(-8px); } }
.sn .rm-trip { font-family:"Outfit",sans-serif; color:var(--text); }
.sn .rm-mobile { display:none; }
.sn .rm-body { padding:18px 14px 12px 16px; border:1px solid var(--rm-hair); border-radius:22px; background:var(--rm-seg); box-shadow:0 18px 36px -28px #3c423566; }
.sn .rm-trip-h { display:grid; gap:3px; padding:0 4px 14px; margin-bottom:6px; border-bottom:1px dashed var(--rm-hair); }
.sn .rm-trip-h small, .sn .rm-trip-h span, .sn .rm-leg-h, .sn .rm-stop em, .sn .rm-mobile small { font-family:var(--rm-mono); text-transform:uppercase; letter-spacing:.08em; }
.sn .rm-trip-h small { font-size:10.5px; color:var(--muted); }
.sn .rm-trip-h b { font-size:20px; font-weight:600; letter-spacing:-.03em; line-height:1.1; }
.sn .rm-trip-h span { font-size:11px; color:var(--rm-orange); }
.sn .rm-leg-h { all:unset; box-sizing:border-box; cursor:pointer; width:100%; display:flex; justify-content:space-between; align-items:baseline; padding:10px 4px 8px; font-size:12px; font-weight:500; color:var(--muted); transition:color .2s; }
.sn .rm-leg-h small { font-size:10.5px; opacity:.8; }
.sn .rm-leg-h:hover, .sn .rm-leg.on .rm-leg-h { color:var(--text); }
.sn .rm-leg.on .rm-leg-h span::before { content:""; display:inline-block; width:7px; height:7px; margin-right:7px; border-radius:50%; background:var(--rm-orange); vertical-align:1px; }
.sn .rm-fold { display:grid; grid-template-rows:0fr; transition:grid-template-rows .45s var(--rm-ease) !important; }
.sn .rm-leg.open .rm-fold { grid-template-rows:1fr; }
.sn .rm-stops { overflow:hidden; position:relative; padding:2px 0 8px 24px; transition:padding .45s var(--rm-ease) !important; }
.sn .rm-leg:not(.open) .rm-stops { padding-top:0; padding-bottom:0; }
.sn .rm-stops::before { content:""; position:absolute; left:10px; top:12px; bottom:18px; border-left:2px dashed color-mix(in srgb,var(--text) 22%,transparent); }
.sn .rm-stop { all:unset; box-sizing:border-box; cursor:pointer; position:relative; width:100%; display:flex; align-items:center; gap:8px; padding:7px 10px; border-radius:12px; font-size:14.5px; color:var(--muted);
  transition:background-color .25s, color .2s, transform .4s var(--rm-ease) !important; }
.sn .rm-leg.open .rm-stop { animation:rm-in .45s var(--rm-ease) backwards; }
.sn .rm-leg.open .rm-stop:nth-child(2) { animation-delay:.04s; } .rm-leg.open .rm-stop:nth-child(3) { animation-delay:.08s; } .rm-leg.open .rm-stop:nth-child(n+4) { animation-delay:.12s; }
.sn .rm-stop:hover { color:var(--text); background:color-mix(in srgb,var(--rm-seg-active) 55%,transparent); transform:translateX(3px); }
.sn .rm-stop:focus-visible { outline:2px solid var(--rm-orange); outline-offset:1px; }
.sn .rm-pin { position:absolute; left:-19px; top:50%; width:10px; height:10px; margin-top:-5px; border-radius:50%; box-sizing:border-box; background:var(--rm-seg); border:2px solid color-mix(in srgb,var(--text) 30%,transparent); transition:transform .3s var(--rm-ease) !important; }
.sn .rm-stop:hover .rm-pin { transform:scale(1.25); }
/* The travelled stretch: solid olive line and filled stops up to here. */
.sn .rm-stop.done .rm-pin { background:var(--rm-ink); border-color:var(--rm-ink); }
.sn .rm-stop.done::before, .sn .rm-stop.on::before { content:""; position:absolute; left:-15px; top:-50%; height:100%; border-left:2px solid var(--rm-ink); }
.sn .rm-stop.on { color:var(--text); font-weight:600; background:color-mix(in srgb,var(--rm-orange) 16%,transparent); }
.sn .rm-stop.on .rm-pin { width:14px; height:14px; margin-top:-7px; left:-21px; background:var(--rm-orange); border-color:var(--rm-orange); animation:rm-pulse 2.2s ease-out infinite; }
.sn .rm-stop em { margin-left:auto; font-style:normal; font-size:9.5px; color:var(--rm-orange); white-space:nowrap; }
@media (max-width:980px) {
  .sn .rm-mobile { all:unset; box-sizing:border-box; cursor:pointer; display:flex; width:100%; align-items:center; gap:10px; padding:12px 16px; border:1px solid var(--rm-hair); border-radius:16px; background:var(--rm-seg); }
  .sn .rm-mobile small { font-size:10px; color:var(--rm-orange); }
  .sn .rm-mobile b { flex:1; font-weight:600; font-size:14.5px; white-space:nowrap; overflow:hidden; text-overflow:ellipsis; }
  .sn .rm-mobile i { font-style:normal; transition:transform .3s; } .rm-trip.show .rm-mobile i { transform:rotate(180deg); }
  .sn .rm-body { display:none; margin-top:10px; } .rm-trip.show .rm-body { display:block; }
}

/* ---------- Flux: Liquid glass rail ---------- */
@keyframes fx-stretch { 45% { scale:1.02 1.06; } }   /* a hint of stretch on the way, no rebound */
@keyframes fx-aurora { to { background-position:200% 0; } }
@keyframes fx-in { from { opacity:0; transform:translateX(-10px) scale(.96); } }
@keyframes fx-pg-in { from { opacity:0; transform:translateY(6px); } }
.sn .fx-rail { position:relative; display:flex; flex-direction:column; align-items:center; gap:10px; font-family:"Plus Jakarta Sans",sans-serif; }
.sn .fx-track { position:relative; display:flex; flex-direction:column; gap:6px; padding:8px; border-radius:28px; background:var(--flux-glass); border:1px solid var(--flux-hair);
  -webkit-backdrop-filter:blur(18px) saturate(1.6); backdrop-filter:blur(18px) saturate(1.6); box-shadow:0 22px 46px -26px #000a, inset 0 1px 0 #ffffff14; }
.sn .fx-blob { position:absolute; left:0; top:0; z-index:0; border-radius:20px; pointer-events:none;
  background:linear-gradient(120deg,#8b5cf6,#22d3ee,#f472b6,#8b5cf6) 0 0 / 200% 100%; animation:fx-aurora 6s linear infinite;
  box-shadow:0 10px 26px -8px #8b5cf6aa, 0 0 22px -6px #22d3ee88; transition:transform .42s var(--flux-ease), width .3s, height .3s !important; }
.sn .fx-blob.fx-stretch { animation:fx-aurora 6s linear infinite, fx-stretch .42s var(--flux-ease); }
.sn .fx-key { all:unset; box-sizing:border-box; position:relative; z-index:1; cursor:pointer; width:60px; height:62px; display:flex; flex-direction:column; align-items:center; justify-content:center; gap:3px; border-radius:20px;
  transition:transform .45s var(--flux-spring) !important; }
.sn .fx-key:hover { transform:scale(1.08); }
.sn .fx-ico { font-size:22px; line-height:1; filter:drop-shadow(0 2px 6px #0004); }
.sn .fx-key small { font:700 9px/1 "Sora",sans-serif; text-transform:uppercase; letter-spacing:.06em; color:var(--muted); transition:color .3s; }
.sn .fx-key.fx-lit small { color:#fff; }
.sn .fx-key:focus-visible { outline:2px solid #22d3ee; outline-offset:2px; }
.sn .fx-fly { position:absolute; left:calc(100% + 14px); top:var(--y,0); z-index:40; width:250px; box-sizing:border-box; padding:12px; border-radius:24px;
  background:var(--flux-glass); border:1px solid var(--flux-hair); -webkit-backdrop-filter:blur(22px) saturate(1.7); backdrop-filter:blur(22px) saturate(1.7);
  box-shadow:0 30px 60px -28px #000c, inset 0 1px 0 #ffffff14; animation:fx-in .45s var(--flux-spring); transition:top .4s var(--flux-ease) !important; }
.sn .fx-fly[hidden] { display:none; }
.sn .fx-fly-h { display:flex; justify-content:space-between; align-items:baseline; padding:2px 6px 10px; font:800 20px/1 "Sora",sans-serif; letter-spacing:-.03em;
  background:linear-gradient(120deg,#a78bfa,#22d3ee,#f472b6); -webkit-background-clip:text; background-clip:text; color:transparent; }
.sn .fx-fly-h small { font-size:11px; font-weight:600; -webkit-text-fill-color:var(--muted); }
.sn .fx-pg { all:unset; box-sizing:border-box; cursor:pointer; width:100%; display:flex; align-items:center; gap:9px; padding:9px 12px; border-radius:14px; font-size:14px; color:var(--text);
  animation:fx-pg-in .4s var(--flux-ease) calc(var(--d) * 30ms) backwards; transition:background-color .2s, transform .35s var(--flux-spring) !important; }
.sn .fx-pg i { font-style:normal; }
.sn .fx-pg:hover { background:var(--flux-hair); transform:translateX(3px); }
.sn .fx-pg.on { color:#fff; font-weight:600; background:linear-gradient(120deg,#8b5cf6,#22d3ee 70%,#f472b6); box-shadow:0 10px 22px -12px #8b5cf6cc; }
.sn .fx-pg:focus-visible { outline:2px solid #22d3ee; outline-offset:1px; }
.sn .fx-now { display:grid; justify-items:center; gap:2px; max-width:84px; text-align:center; }
.sn .fx-now small { font:700 9px/1 "Sora",sans-serif; text-transform:uppercase; letter-spacing:.08em; color:var(--muted); }
.sn .fx-now b { font-size:11.5px; line-height:1.2; background:linear-gradient(120deg,#a78bfa,#22d3ee); -webkit-background-clip:text; background-clip:text; color:transparent; }
@media (max-width:980px) {
  html.sn-on[data-theme="flux"] #content:has(.fx-rail) { padding-bottom:110px; }
  .sn .fx-rail { position:fixed; left:10px; right:10px; bottom:max(12px,env(safe-area-inset-bottom)); z-index:60; }
  .sn .fx-track { flex-direction:row; justify-content:space-between; width:100%; box-sizing:border-box; padding:6px; border-radius:24px; }
  .sn .fx-key { flex:1 1 0; width:auto; height:56px; }
  .sn .fx-fly { left:0; right:0; top:auto; bottom:calc(100% + 10px); width:auto; }
  .sn .fx-now { display:none; }
}
@media (prefers-reduced-motion:reduce) {
  .sn .ax-mark, .sn .ax-fold, .sn .rm-fold, .sn .fx-blob, .sn .fx-key, .sn .fx-fly, .sn .fx-pg, .sn .rm-stop { transition:none !important; animation:none !important; }
  .sn .ax-chap.open .ax-pages > li, .sn .rm-leg.open .rm-stop, .sn .rm-stop.on .rm-pin { animation:none !important; }
}
/* Roam's stat band is narrower beside the itinerary: keep each figure on one line. */
html.sn-on[data-theme="roam"][data-mode] .station-layout > .station-rail-right .stat .value { font-size:clamp(22px,2.1vw,34px); white-space:nowrap; }