/* Navigation + app-shell ownership.
   Desktop stays attached: full sidebar on wide screens, compact rail on narrow desktop.
   Only true mobile uses the off-canvas drawer. */

:root{
  --mt-sidebar:#102b4e;
  --mt-sidebar-2:#173d66;
  --mt-sidebar-hover:rgba(255,255,255,.065);
  --mt-sidebar-open:rgba(255,255,255,.035);
  --mt-sidebar-active:rgba(72,132,183,.14);
  --mt-sidebar-accent:#78b9e7;
  --mt-sidebar-text:#dbe6f2;
  --mt-sidebar-muted:#8ea6bf;
  --mt-sidebar-line:rgba(255,255,255,.10);
}

.app{
  min-height:100vh;
  display:grid;
  grid-template-columns:248px minmax(0,1fr);
  transition:grid-template-columns .18s ease;
}

.workspace{
  grid-column:2;
  min-width:0;
}

.sidebar{
  position:fixed;
  inset:0 auto 0 0;
  z-index:35;
  width:248px;
  height:100vh;
  padding:18px 14px 14px;
  display:flex;
  flex-direction:column;
  gap:14px;
  overflow:visible;
  background:var(--mt-sidebar);
  color:var(--mt-sidebar-text);
  box-shadow:none;
}

.sidebar .company-workspace-brand{
  position:relative;
  min-width:0;
  min-height:54px;
  display:flex;
  align-items:center;
  gap:10px;
  padding:0 2px 13px;
  border-bottom:1px solid var(--mt-sidebar-line);
}

.sidebar .workspace-brand-logo{
  width:40px;
  height:40px;
  min-width:40px;
  border-radius:9px;
}

.sidebar .workspace-brand-copy{
  min-width:0;
  flex:1 1 auto;
}

.sidebar .brand.company-workspace-brand .workspace-brand-copy b{
  display:block;
  max-width:154px;
  overflow:hidden;
  text-overflow:ellipsis;
  white-space:nowrap;
  color:#fff;
  font-size:12px;
  line-height:1.2;
  letter-spacing:0;
}

.sidebar .brand.company-workspace-brand .workspace-brand-copy small{
  display:block;
  margin-top:4px;
  color:var(--mt-sidebar-muted);
  font-size:8.5px;
  letter-spacing:.01em;
}

.sidebar .navscroll{
  flex:1 1 auto;
  min-height:0;
  overflow-y:auto;
  overflow-x:hidden;
  padding:1px 0 8px;
  scrollbar-width:none;
  -ms-overflow-style:none;
}

.sidebar .navscroll::-webkit-scrollbar{
  width:0;
  height:0;
}

.sidebar .nav{
  display:flex;
  flex-direction:column;
  gap:2px;
}

.sidebar .nav button{
  margin:0;
  border:0;
  box-shadow:none;
}

.sidebar .nav button:focus{
  outline:none;
}

.sidebar .nav button:focus-visible{
  outline:none;
  box-shadow:inset 0 0 0 1px rgba(156,190,220,.42);
}

.sidebar .nav-direct,
.sidebar .nav-group-toggle{
  width:100%;
  min-height:39px;
  display:flex;
  align-items:center;
  border-radius:8px;
  background:transparent;
  color:#c7d6e6;
  padding:8px 10px;
  font-size:11px;
  line-height:1.2;
  text-align:left;
  transition:background .14s ease,color .14s ease;
}

.sidebar .nav-direct{
  gap:10px;
}

.sidebar .nav-direct i,
.sidebar .nav-group-name i{
  width:19px;
  flex:0 0 19px;
  color:#88a2bd;
  text-align:center;
  font-style:normal;
  font-size:11px;
}

.sidebar .nav-direct:hover,
.sidebar .nav-group-toggle:hover{
  background:var(--mt-sidebar-hover);
  color:#fff;
}

.sidebar .nav-direct.active{
  background:var(--mt-sidebar-active);
  color:#fff;
  font-weight:800;
  box-shadow:inset 2px 0 var(--mt-sidebar-accent);
}

.sidebar .nav-direct.active i{
  color:#b9d7ed;
}

.sidebar .nav-accordion{
  display:grid;
  gap:1px;
}

.sidebar .nav-group-toggle{
  justify-content:space-between;
  gap:8px;
}

.sidebar .nav-group-toggle.active-parent{
  background:var(--mt-sidebar-open);
  color:#f4f8fb;
}

.sidebar .nav-group-toggle.active-parent .nav-group-name i{
  color:#aac9e4;
}

.sidebar .nav-group-name{
  min-width:0;
  display:flex;
  align-items:center;
  gap:10px;
  font-weight:720;
}

.sidebar .nav-group-name>span{
  min-width:0;
  overflow:hidden;
  text-overflow:ellipsis;
  white-space:nowrap;
}

.sidebar .nav-chevron{
  flex:0 0 auto;
  color:#7893ae;
  font-size:13px;
  line-height:1;
  opacity:.9;
  transform:rotate(-90deg);
  transition:transform .14s ease;
}

.sidebar .nav-accordion.open .nav-chevron{
  transform:rotate(0);
}

.sidebar .nav-submenu{
  display:grid;
  gap:1px;
  margin:1px 0 3px 12px;
  padding:2px 0 4px 17px;
  background:transparent!important;
  border:0!important;
  border-left:1px solid rgba(152,181,208,.18)!important;
  box-shadow:none!important;
}

.sidebar .nav-submenu[hidden]{
  display:none!important;
}

.sidebar .nav-subitem{
  position:relative;
  width:100%;
  min-height:29px!important;
  display:flex;
  align-items:center;
  gap:0;
  border-radius:6px;
  background:transparent!important;
  color:#9fb4c9;
  padding:5px 8px 5px 10px!important;
  font-size:9.8px;
  line-height:1.25;
  text-align:left;
}

.sidebar .nav-subitem i{
  display:none;
}

.sidebar .nav-subitem::before{
  display:none;
}

.sidebar .nav-subitem span{
  min-width:0;
  overflow:hidden;
  text-overflow:ellipsis;
  white-space:nowrap;
}

.sidebar .nav-subitem:hover{
  background:rgba(255,255,255,.04)!important;
  color:#eef5fb;
}

.sidebar .nav-subitem.active{
  background:var(--mt-sidebar-active)!important;
  color:#fff;
  font-weight:780;
  box-shadow:inset 2px 0 var(--mt-sidebar-accent)!important;
}

.sidebar .nav-flyout-label{
  display:none;
}

.sidebar .platform-attribution{
  flex:0 0 auto;
  margin-top:auto;
  padding:11px 6px 2px;
  border-top:1px solid var(--mt-sidebar-line);
  color:#718ba5;
  font-size:8px;
  line-height:1.4;
}

.sidebar .platform-attribution b{
  color:#c9d7e5;
  font-weight:800;
}

.sidebar-collapse-toggle{
  position:static;
  flex:0 0 auto;
  width:28px;
  height:28px;
  margin-left:auto;
  display:grid;
  place-items:center;
  padding:0;
  border:1px solid rgba(255,255,255,.11);
  border-radius:7px;
  background:rgba(255,255,255,.055);
  color:#a9bfd5;
  font-size:16px;
  line-height:1;
  box-shadow:none;
}

.sidebar-collapse-toggle:hover{
  background:rgba(255,255,255,.095);
  color:#fff;
}

.mobile-nav-toggle,
.mobile-nav-close,
.mobile-nav-backdrop{
  display:none!important;
}

/* Wide desktop: user can manually collapse to the attached icon rail. */
@media(min-width:1101px){
  .app.sidebar-collapsed{
    grid-template-columns:72px minmax(0,1fr);
  }

  .app.sidebar-collapsed .sidebar{
    width:72px;
    padding:16px 10px 12px;
    gap:12px;
  }

  .app.sidebar-collapsed .sidebar .company-workspace-brand{
    min-height:0;
    flex-direction:column;
    justify-content:center;
    gap:7px;
    padding:0 0 11px;
  }

  .app.sidebar-collapsed .workspace-brand-copy,
  .app.sidebar-collapsed .platform-attribution,
  .app.sidebar-collapsed .nav-direct>span,
  .app.sidebar-collapsed .nav-group-name>span,
  .app.sidebar-collapsed .nav-chevron{
    display:none!important;
  }

  .app.sidebar-collapsed .workspace-brand-logo{
    width:38px;
    height:38px;
    min-width:38px;
  }

  .app.sidebar-collapsed .sidebar-collapse-toggle{
    width:30px;
    height:26px;
    margin:0;
  }

  .app.sidebar-collapsed .navscroll{
    overflow:visible;
  }

  .app.sidebar-collapsed .nav-direct,
  .app.sidebar-collapsed .nav-group-toggle{
    min-height:40px;
    justify-content:center;
    padding:8px 6px;
    gap:0;
  }

  .app.sidebar-collapsed .nav-direct i,
  .app.sidebar-collapsed .nav-group-name i{
    width:22px;
    flex-basis:22px;
    color:#a2b7cc;
    font-size:13px;
  }

  .app.sidebar-collapsed .nav-accordion{
    position:relative;
  }

  .app.sidebar-collapsed .nav-submenu{
    display:none;
  }

  .app.sidebar-collapsed .nav-accordion.rail-open .nav-submenu:not([hidden]){
    position:absolute;
    left:calc(100% + 10px);
    top:0;
    z-index:80;
    display:grid;
    width:220px;
    gap:2px;
    margin:0;
    padding:8px;
    border:1px solid #dce4eb!important;
    border-radius:10px;
    background:#fff!important;
    box-shadow:0 16px 40px rgba(16,43,78,.18)!important;
  }

  .app.sidebar-collapsed .nav-accordion.rail-open .nav-flyout-label{
    display:block;
    padding:5px 7px 8px;
    margin-bottom:2px;
    border-bottom:1px solid #edf1f4;
    color:#607184;
    font-size:8px;
    font-weight:850;
    letter-spacing:.08em;
    text-transform:uppercase;
  }

  .app.sidebar-collapsed .nav-accordion.rail-open .nav-subitem{
    min-height:32px!important;
    color:#405266;
    padding:7px 9px!important;
  }

  .app.sidebar-collapsed .nav-accordion.rail-open .nav-subitem:hover{
    background:#f3f6f9!important;
    color:#17344f;
  }

  .app.sidebar-collapsed .nav-accordion.rail-open .nav-subitem.active{
    background:#e8f1f8!important;
    color:#173f63;
    box-shadow:inset 2px 0 #6fa8d2!important;
  }
}

/* Narrow desktop/tablet landscape: attached 72px rail, never a popup drawer. */
@media(min-width:751px) and (max-width:1100px){
  .app,
  .app.sidebar-collapsed{
    display:grid;
    grid-template-columns:72px minmax(0,1fr);
    min-height:100vh;
  }

  .app .workspace,
  .app.sidebar-collapsed .workspace{
    grid-column:2;
    width:auto;
    min-width:0;
  }

  .app .sidebar,
  .app.sidebar-collapsed .sidebar{
    position:fixed;
    inset:0 auto 0 0;
    width:72px;
    height:100vh;
    padding:16px 10px 12px;
    gap:12px;
    transform:none;
    box-shadow:none;
  }

  .app .sidebar .company-workspace-brand,
  .app.sidebar-collapsed .sidebar .company-workspace-brand{
    min-height:0;
    flex-direction:column;
    justify-content:center;
    gap:7px;
    padding:0 0 11px;
  }

  .app .workspace-brand-copy,
  .app .platform-attribution,
  .app .nav-direct>span,
  .app .nav-group-name>span,
  .app .nav-chevron,
  .app.sidebar-collapsed .workspace-brand-copy,
  .app.sidebar-collapsed .platform-attribution,
  .app.sidebar-collapsed .nav-direct>span,
  .app.sidebar-collapsed .nav-group-name>span,
  .app.sidebar-collapsed .nav-chevron{
    display:none!important;
  }

  .app .workspace-brand-logo,
  .app.sidebar-collapsed .workspace-brand-logo{
    width:38px;
    height:38px;
    min-width:38px;
  }

  .sidebar-collapse-toggle{
    display:none!important;
  }

  .app .navscroll,
  .app.sidebar-collapsed .navscroll{
    overflow:visible;
  }

  .app .nav-direct,
  .app .nav-group-toggle,
  .app.sidebar-collapsed .nav-direct,
  .app.sidebar-collapsed .nav-group-toggle{
    min-height:40px;
    justify-content:center;
    padding:8px 6px;
    gap:0;
  }

  .app .nav-direct i,
  .app .nav-group-name i,
  .app.sidebar-collapsed .nav-direct i,
  .app.sidebar-collapsed .nav-group-name i{
    width:22px;
    flex-basis:22px;
    color:#a2b7cc;
    font-size:13px;
  }

  .app .nav-accordion,
  .app.sidebar-collapsed .nav-accordion{
    position:relative;
  }

  .app .nav-submenu,
  .app.sidebar-collapsed .nav-submenu{
    display:none;
  }

  .app .nav-accordion.rail-open .nav-submenu:not([hidden]),
  .app.sidebar-collapsed .nav-accordion.rail-open .nav-submenu:not([hidden]){
    position:absolute;
    left:calc(100% + 10px);
    top:0;
    z-index:80;
    display:grid;
    width:220px;
    gap:2px;
    margin:0;
    padding:8px;
    border:1px solid #dce4eb!important;
    border-radius:10px;
    background:#fff!important;
    box-shadow:0 16px 40px rgba(16,43,78,.18)!important;
  }

  .app .nav-accordion.rail-open .nav-flyout-label,
  .app.sidebar-collapsed .nav-accordion.rail-open .nav-flyout-label{
    display:block;
    padding:5px 7px 8px;
    margin-bottom:2px;
    border-bottom:1px solid #edf1f4;
    color:#607184;
    font-size:8px;
    font-weight:850;
    letter-spacing:.08em;
    text-transform:uppercase;
  }

  .app .nav-accordion.rail-open .nav-subitem,
  .app.sidebar-collapsed .nav-accordion.rail-open .nav-subitem{
    min-height:32px!important;
    color:#405266;
    padding:7px 9px!important;
  }

  .app .nav-accordion.rail-open .nav-subitem:hover,
  .app.sidebar-collapsed .nav-accordion.rail-open .nav-subitem:hover{
    background:#f3f6f9!important;
    color:#17344f;
  }

  .app .nav-accordion.rail-open .nav-subitem.active,
  .app.sidebar-collapsed .nav-accordion.rail-open .nav-subitem.active{
    background:#e8f1f8!important;
    color:#173f63;
    box-shadow:inset 2px 0 #6fa8d2!important;
  }
}

/* True mobile only: off-canvas drawer. */
@media(max-width:750px){
  body.mobile-nav-lock{
    overflow:hidden;
  }

  .app,
  .app.sidebar-collapsed{
    display:block;
    min-height:100vh;
  }

  .app .workspace,
  .app.sidebar-collapsed .workspace{
    width:100%;
    min-width:0;
    grid-column:auto;
  }

  .app .sidebar,
  .app.sidebar-collapsed .sidebar{
    position:fixed;
    inset:0 auto 0 0;
    width:min(86vw,300px);
    max-width:300px;
    height:100dvh;
    padding:18px 14px 14px;
    z-index:70;
    transform:translateX(-104%);
    transition:transform .18s ease;
    box-shadow:18px 0 42px rgba(7,26,47,.28);
  }

  .app.mobile-nav-open .sidebar,
  .app.sidebar-collapsed.mobile-nav-open .sidebar{
    transform:translateX(0);
  }

  .app .sidebar .company-workspace-brand,
  .app.sidebar-collapsed .sidebar .company-workspace-brand{
    flex-direction:row;
    justify-content:flex-start;
    gap:10px;
    padding:0 38px 13px 2px;
  }

  .app.sidebar-collapsed .workspace-brand-copy,
  .app.sidebar-collapsed .nav-direct>span,
  .app.sidebar-collapsed .nav-group-name>span,
  .app.sidebar-collapsed .nav-chevron,
  .app.sidebar-collapsed .platform-attribution{
    display:block!important;
  }

  .app.sidebar-collapsed .nav-group-name{
    display:flex!important;
  }

  .app.sidebar-collapsed .nav-direct,
  .app.sidebar-collapsed .nav-group-toggle{
    justify-content:space-between;
    padding:8px 10px;
  }

  .app.sidebar-collapsed .nav-direct{
    justify-content:flex-start;
    gap:10px;
  }

  .app.sidebar-collapsed .navscroll{
    overflow-y:auto;
    overflow-x:hidden;
  }

  .app.sidebar-collapsed .nav-submenu{
    display:grid;
  }

  .app.sidebar-collapsed .nav-submenu[hidden]{
    display:none!important;
  }

  .app.sidebar-collapsed .nav-accordion.rail-open .nav-submenu:not([hidden]){
    position:static;
    width:auto;
    margin:1px 0 3px 12px;
    padding:2px 0 4px 17px;
    border:0!important;
    border-left:1px solid rgba(152,181,208,.18)!important;
    background:transparent!important;
    box-shadow:none!important;
  }

  .app.sidebar-collapsed .nav-accordion.rail-open .nav-flyout-label{
    display:none;
  }

  .sidebar-collapse-toggle{
    display:none!important;
  }

  .mobile-nav-toggle{
    display:grid!important;
  }

  .mobile-nav-close{
    position:absolute;
    right:2px;
    top:3px;
    display:grid!important;
    place-items:center;
    width:30px;
    height:30px;
    padding:0;
    border:1px solid rgba(255,255,255,.11);
    border-radius:7px;
    background:rgba(255,255,255,.055);
    color:#dbe6f2;
    font-size:20px;
    line-height:1;
  }

  .mobile-nav-backdrop{
    position:fixed;
    inset:0;
    z-index:60;
    width:100%;
    height:100%;
    display:block!important;
    border:0;
    padding:0;
    background:rgba(7,20,35,.48);
    opacity:0;
    visibility:hidden;
    pointer-events:none;
    transition:opacity .16s ease,visibility .16s ease;
  }

  .app.mobile-nav-open .mobile-nav-backdrop{
    opacity:1;
    visibility:visible;
    pointer-events:auto;
  }
}

@media(prefers-reduced-motion:reduce){
  .app,
  .app .sidebar,
  .mobile-nav-backdrop{
    transition:none;
  }
}