:root{
  --bg: #0b0f1a;
  --panel: #0f1628;
  --panel2: #121b31;
  --border: rgba(255,255,255,.08);
  --text: rgba(255,255,255,.92);
  --muted: rgba(255,255,255,.62);
  --accent: #5aa7ff;
  --danger: #ff5a6a;
  --warn: #ffb34a;
}
body.app-bg{
  background: radial-gradient(1000px 500px at 20% -10%, rgba(90,167,255,.16), transparent 60%),
              radial-gradient(900px 450px at 80% 0%, rgba(255,90,106,.10), transparent 55%),
              var(--bg);
  color: var(--text);
  min-height: 100vh;
}
a{ color: inherit; text-decoration: none; }
a:hover{ text-decoration: none; }

.app-shell{
  display: flex;
  min-height: 100vh;
}
.app-sidebar{
  width: 280px;
  background: linear-gradient(180deg, var(--panel), var(--panel2));
  border-right: 1px solid var(--border);
  padding: 14px;
  position: sticky;
  top: 0;
  height: 100vh;
  overflow: auto;
}
.app-main{ flex: 1; min-width: 0; display:flex; flex-direction:column; }
.app-topbar{
  display:flex;
  justify-content: space-between;
  align-items:center;
  padding: 12px 16px;
  border-bottom: 1px solid var(--border);
  background: rgba(15,22,40,.7);
  backdrop-filter: blur(10px);
  position: sticky;
  top: 0;
  z-index: 10;
}
.app-content{ max-width: 1200px; }

.sidebar-head{
  display:flex;
  align-items:center;
  justify-content: space-between;
  margin-bottom: 12px;
}
.brand{ display:flex; gap:10px; align-items:center; }
.brand-badge{
  width: 42px; height: 42px;
  border-radius: 14px;
  display:flex; align-items:center; justify-content:center;
  background: rgba(90,167,255,.18);
  border: 1px solid var(--border);
}
.brand-title{ font-weight: 700; line-height:1.1; }
.brand-sub{ color: var(--muted); font-size: .82rem; }

.sidebar-nav{ margin-top: 10px; display:flex; flex-direction:column; gap:6px; }
.sidebar-nav .nav-item{
  display:flex; align-items:center; gap:10px;
  padding: 10px 12px;
  border-radius: 14px;
  border: 1px solid transparent;
  color: var(--text);
  background: rgba(255,255,255,.02);
}
.sidebar-nav .nav-item i{ opacity: .9; }
.sidebar-nav .nav-item:hover{
  border-color: var(--border);
  background: rgba(255,255,255,.04);
}
.nav-section{
  color: var(--muted);
  font-size: .75rem;
  margin: 12px 8px 4px;
  text-transform: uppercase;
  letter-spacing: .08em;
}
.sidebar-foot{
  margin-top: 16px;
  padding-top: 12px;
  border-top: 1px solid var(--border);
}
.btn-dark-soft{
  background: rgba(255,255,255,.06);
  border: 1px solid var(--border);
  color: var(--text);
}
.btn-dark-soft:hover{
  background: rgba(255,255,255,.10);
  border-color: rgba(255,255,255,.14);
  color: var(--text);
}
.btn-danger-soft{
  background: rgba(255,90,106,.12);
  border: 1px solid rgba(255,90,106,.25);
  color: #ffd7dc;
}
.btn-danger-soft:hover{
  background: rgba(255,90,106,.18);
  border-color: rgba(255,90,106,.35);
  color:#fff;
}
.badge-soft{
  background: rgba(90,167,255,.14);
  border: 1px solid rgba(90,167,255,.22);
  color: #d9ecff;
}
.alert-soft{
  background: rgba(255,255,255,.06);
  border: 1px solid var(--border);
  color: var(--text);
}
.card-dark{
  background: rgba(15,22,40,.75);
  border: 1px solid var(--border);
  color: var(--text);
  border-radius: 18px;
}
.card-dark .card-header{
  background: rgba(255,255,255,.02);
  border-bottom: 1px solid var(--border);
}
.text-muted{ color: var(--muted) !important; }
.form-control, .form-select, .form-check-input{
  background: rgba(255,255,255,.04);
  border: 1px solid var(--border);
  color: var(--text);
}
.form-control:focus, .form-select:focus{
  box-shadow: 0 0 0 .2rem rgba(90,167,255,.18);
  border-color: rgba(90,167,255,.35);
  background: rgba(255,255,255,.06);
  color: var(--text);
}
.table-darkish{
  --bs-table-bg: transparent;
  --bs-table-striped-bg: rgba(255,255,255,.03);
  --bs-table-color: var(--text);
  --bs-table-border-color: var(--border);
}
hr{ border-color: var(--border); opacity: 1; }

@media (max-width: 768px){
  .app-sidebar{
    position: fixed;
    left: 0; top: 0;
    transform: translateX(-110%);
    transition: transform .2s ease;
    z-index: 50;
  }
  .app-sidebar.open{ transform: translateX(0); }
  .app-content{ padding-left: 0; padding-right: 0; }
}

/* Desktop collapse */
@media (min-width: 769px){
  .app-shell.sidebar-collapsed .app-sidebar{ width: 86px; }
  .app-shell.sidebar-collapsed .app-sidebar .brand-text,
  .app-shell.sidebar-collapsed .app-sidebar .nav-item span,
  .app-shell.sidebar-collapsed .app-sidebar .nav-section,
  .app-shell.sidebar-collapsed .app-sidebar .sidebar-foot{ display:none; }
  .app-shell.sidebar-collapsed .app-sidebar .nav-item{ justify-content:center; }
}


/* --- Form dropdown (options) + placeholder fixes --- */
.form-select option{
  background: var(--panel);
  color: var(--text);
}
.form-control::placeholder,
.form-select::placeholder{
  color: var(--muted);
  opacity: 1;
}
/* Some browsers */
.form-control::-webkit-input-placeholder{ color: var(--muted); }
.form-control::-moz-placeholder{ color: var(--muted); }
.form-control:-ms-input-placeholder{ color: var(--muted); }

/* Ensure tables keep light text */
.table-darkish th,
.table-darkish td{
  color: var(--text) !important;
}