/* EDISQ app shell (design/prototypes/_shared/app.css) + shared component styles
   (modal, toasts, empty state, tabs) used by both apps, and the .snav--admin
   context modifier. Served as _content/EdiSquare.UI/css/app-shell.css.
   App-specific metric overrides live in each app's site.css. */
.shell{display:grid;grid-template-columns:240px 1fr;min-height:100vh}
.snav{background:var(--surface);border-right:1px solid var(--border);display:flex;flex-direction:column;padding:16px 12px;position:sticky;top:0;height:100vh}
.snav .logo{padding:6px 10px 18px}
.tenant{display:flex;align-items:center;gap:10px;padding:10px;border:1px solid var(--border);border-radius:8px;margin-bottom:16px;font-size:13.5px;font-weight:600;cursor:pointer}
.tenant .tsq{width:26px;height:26px;border-radius:6px;background:var(--primary-soft);color:var(--primary);display:flex;align-items:center;justify-content:center;font:700 12px var(--font-mono)}
.tenant .chev{margin-left:auto;color:var(--text-3)}
.snav nav{display:flex;flex-direction:column;gap:2px;flex:1}
.snav nav a{display:flex;align-items:center;gap:10px;padding:9px 10px;border-radius:6px;font-size:13.5px;font-weight:500;color:var(--text-2)}
.snav nav a:hover{background:var(--surface-2);color:var(--text);text-decoration:none}
.snav nav a.on{background:var(--primary-soft);color:var(--primary);font-weight:600}
.snav nav a .ic{width:16px;height:16px;border:1.5px solid currentColor;border-radius:4px;flex:none;opacity:.7}
.snav nav a.on .ic{background:currentColor}
.snav .foot{border-top:1px solid var(--border);padding-top:12px;display:flex;align-items:center;gap:10px}
.snav .foot .av{width:30px;height:30px;border-radius:8px;background:var(--surface-2);display:flex;align-items:center;justify-content:center;font:600 12px var(--font-sans);color:var(--text-2)}
.main{padding:0 32px 48px;min-width:0}
.topbar{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:20px 0;position:sticky;top:0;background:var(--bg);z-index:5}
.topbar h1{font-size:22px;letter-spacing:-.01em}
.topbar .r{display:flex;align-items:center;gap:10px}
.meter{display:flex;align-items:center;gap:10px;background:var(--surface);border:1px solid var(--border);border-radius:6px;padding:8px 12px;font:12.5px var(--font-mono);color:var(--text-2)}
.meter .bar{width:90px;height:6px;border-radius:3px;background:var(--surface-2);overflow:hidden}
.meter .bar i{display:block;height:100%;background:var(--success);width:72%}
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-bottom:24px}
.stat{padding:18px 20px}
.stat .l{font:600 11px var(--font-sans);letter-spacing:.06em;text-transform:uppercase;color:var(--text-3)}
.stat .v{font:700 28px/1.1 var(--font-mono);letter-spacing:-.02em;margin-top:8px}
.stat .d{font-size:12.5px;margin-top:6px;color:var(--text-3)}
.stat .up{color:var(--success)}.stat .down{color:var(--danger)}
.panel{margin-bottom:24px;overflow:hidden}
.panel .ph{display:flex;align-items:center;justify-content:space-between;padding:14px 18px;border-bottom:1px solid var(--border)}
.panel .ph h3{font-size:14.5px}
.filters{display:flex;gap:8px;flex-wrap:wrap;align-items:center;margin-bottom:14px}
.filters .flbl{font:600 11px/1 var(--font-sans);letter-spacing:.06em;text-transform:uppercase;color:var(--text-3);margin:0 2px 0 8px}
.chip{display:inline-flex;align-items:center;gap:6px;height:32px;padding:0 12px;border:1px solid var(--border-strong);border-radius:6px;background:var(--surface);font-size:13px;color:var(--text-2);cursor:pointer}
.chip.on{border-color:var(--primary);color:var(--primary);background:var(--primary-soft)}
.search{flex:1;max-width:320px;position:relative}
.search input{height:32px;font-size:13px}
@media(max-width:900px){.shell{grid-template-columns:64px 1fr}.snav .logo span:last-child,.tenant,.snav nav a .tx,.snav .foot .nm{display:none}.stats{grid-template-columns:1fr 1fr}.main{padding:0 16px 32px}}
.panel{overflow-x:auto}
.panel table.tbl{min-width:max-content;width:100%}
.two>*{min-width:0}.txwrap>*{min-width:0}.sbx>*{min-width:0}.medit>*{min-width:0}.chgrid>*{min-width:0}.mwrap>*{min-width:0}
.topbar{flex-wrap:wrap}.topbar .r{flex-wrap:wrap;justify-content:flex-end}

/* Admin context signal: slate-tinted sidebar surface (spec §5 Nav). */
.snav--admin{background:color-mix(in oklch,var(--surface) 82%,oklch(0.42 0.035 255))}
.snav--admin .ic{background:color-mix(in oklch,var(--surface-2) 78%,oklch(0.42 0.035 255))}

/* tabs (underline style) */
.tabs{display:flex;gap:4px;border-bottom:1px solid var(--border);margin-bottom:20px;overflow-x:auto}
.tabs button{border:none;background:transparent;color:var(--text-2);font:600 13.5px var(--font-sans);padding:10px 14px;cursor:pointer;border-bottom:2px solid transparent;margin-bottom:-1px;white-space:nowrap}
.tabs button:hover{color:var(--text)}
.tabs button.on{color:var(--primary);border-bottom-color:var(--primary)}

/* empty state */
.empty{display:flex;flex-direction:column;align-items:center;text-align:center;padding:56px 24px;gap:6px}
.empty .glyph{width:40px;height:40px;border-radius:8px;background:var(--primary-soft);display:flex;align-items:center;justify-content:center;margin-bottom:10px}
.empty .glyph i{display:block;width:16px;height:16px;background:var(--primary);border-radius:4px}
.empty b{font-size:15.5px}
.empty p{font-size:13.5px;color:var(--text-2);max-width:420px}
.empty .btn{margin-top:14px}

/* modal */
.mback{position:fixed;inset:0;background:oklch(0 0 0 / .55);display:flex;align-items:center;justify-content:center;z-index:60;padding:24px}
.modal{width:100%;max-width:480px;max-height:88vh;overflow:auto;background:var(--surface);border:1px solid var(--border);border-radius:10px;box-shadow:var(--shadow-2)}
.modal.wide{max-width:720px}
.modal .mh{display:flex;align-items:center;justify-content:space-between;padding:16px 20px;border-bottom:1px solid var(--border)}
.modal .mh h3{font-size:16px}
.modal .mb{padding:20px}
.modal .mf{display:flex;justify-content:flex-end;gap:10px;padding:14px 20px;border-top:1px solid var(--border)}
.mclose{width:30px;height:30px;border:none;background:transparent;color:var(--text-3);font-size:16px;cursor:pointer;border-radius:6px}
.mclose:hover{background:var(--surface-2);color:var(--text)}

/* toasts */
.toasts{position:fixed;right:20px;bottom:20px;display:flex;flex-direction:column;gap:10px;z-index:80}
.toast{display:flex;align-items:center;gap:10px;background:var(--surface);border:1px solid var(--border-strong);border-left:3px solid var(--success);border-radius:8px;padding:12px 16px;font-size:13.5px;box-shadow:var(--shadow-2);max-width:380px}
.toast.err{border-left-color:var(--danger)}
.toast.info{border-left-color:var(--info)}