/* Hub shell: home tiles + sidebar. Tokens come from the app (index.html) or reporting/theme/bsl_theme.css; --sky / --sky-tint are added here.
   Spacing: 4 / 8 / 12 / 16 / 24 / 32 / 48 only. Sky is for fills, borders and text on navy, never text on a white surface. */
:root{--sky:#79A3DC;--sky-tint:rgba(121,163,220,.16)}
@media (prefers-color-scheme:dark){:root:not([data-theme="light"]){--sky-tint:rgba(121,163,220,.12)}}
:root[data-theme="dark"]{--sky-tint:rgba(121,163,220,.12)}

/* hub home */
.hub-home{max-width:880px;margin:0 auto;padding-block:32px 24px;padding-left:max(16px,env(safe-area-inset-left,0px));padding-right:max(16px,env(safe-area-inset-right,0px))}
.hub-hi{font-size:24px;font-weight:700;margin:0 0 24px;color:var(--text)}
.hub-sec{font-size:11px;letter-spacing:.14em;text-transform:uppercase;color:var(--muted);font-weight:700;margin:32px 0 8px}
.hub-tiles{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px}
.hub-tile{aspect-ratio:1/1;max-width:100%;display:flex;flex-direction:column;align-items:center;justify-content:flex-start;gap:4px;padding:22% 12px 12px;background:var(--surface);border:1px solid var(--border);border-radius:12px;text-align:center;color:var(--text);text-decoration:none;cursor:pointer}
.hub-tile:hover{background:var(--sky-tint);border-color:var(--sky)}
.hub-tile[aria-disabled="true"]{cursor:default;opacity:.6}
.hub-tile[aria-disabled="true"]:hover{background:var(--surface);border-color:var(--border)}
.hub-ico{width:56px;height:56px;border-radius:12px;background:var(--surface-2);border:1px solid var(--border);display:grid;place-items:center;color:var(--accent);margin-bottom:8px}
.hub-name{font-size:16px;font-weight:700}
.hub-desc{font-size:12px;color:var(--muted);line-height:1.4}
.hub-status{display:flex;align-items:center;gap:8px;margin-top:24px;font-size:12px;color:var(--muted);flex-wrap:wrap}
.hub-dot{width:8px;height:8px;border-radius:50%;background:var(--good)}
.hub-dot.bad{background:var(--bad,#C62828)}

/* module shell: sidebar + page */
.shell{display:grid;grid-template-columns:232px minmax(0,1fr);min-height:calc(100vh - 48px)}
.side{background:var(--surface);border-right:1px solid var(--border);padding:16px 8px}
.side-item{display:flex;align-items:center;gap:12px;width:100%;padding:8px 12px;border-radius:8px;font-size:14px;font-weight:500;color:var(--text-2);min-height:44px;text-decoration:none}
.side-item svg{color:var(--muted);flex:none}
.side-item:hover,.side-page:hover{background:var(--surface-2)}
.side-item.on{color:var(--text);font-weight:700}
.side-item.on svg{color:var(--accent)}
.side-item.home{color:var(--muted);font-size:13px}
.side-group{font-size:10px;letter-spacing:.14em;text-transform:uppercase;color:var(--muted);font-weight:700;margin:0;padding:16px 12px 4px}
.side-sub{margin:0 0 8px 24px;border-left:1px solid var(--border);display:flex;flex-direction:column}
.side-page{display:block;padding:8px 12px;font-size:13px;color:var(--text-2);border-radius:0 8px 8px 0;min-height:44px;text-decoration:none}
.side-page.on{background:var(--sky-tint);color:var(--text);font-weight:700;box-shadow:inset 3px 0 0 var(--accent)}
.menu-btn{display:none;width:44px;height:44px;border:0;border-radius:8px;background:transparent;color:var(--sky);place-items:center;cursor:pointer}
.menu-btn:hover{background:var(--sky-tint)}
.side-item:focus-visible,.side-page:focus-visible,.hub-tile:focus-visible,.menu-btn:focus-visible{outline:2px solid var(--accent);outline-offset:2px}

/* a report is open: sidebar shrinks to an icon rail */
.shell.compact{grid-template-columns:64px minmax(0,1fr)}
.shell.compact .side-item{justify-content:center;padding:8px 0}
.shell.compact .side-label,.shell.compact .side-group,.shell.compact .side-sub{display:none}

@media (max-width:760px){.hub-tiles{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (max-width:700px){
  .shell,.shell.compact{grid-template-columns:1fr}
  .side{display:none;border-right:0;border-bottom:1px solid var(--border)}
  .side.open{display:block}
  .shell.compact .side.open .side-item{justify-content:flex-start;padding:8px 12px}
  .shell.compact .side.open .side-label,.shell.compact .side.open .side-group,.shell.compact .side.open .side-sub{display:revert}
  .menu-btn{display:grid}
  .hub-hi{font-size:22px}
}