/* IOL Inventory — module-specific styles */
:root {
    --iol-teal: #0891B2;
    --iol-navy: #0F3460;
    --iol-amber: #D97706;
    --iol-red: #DC2626;
    --iol-green: #059669;
}

.stock-badge-ok   { color: var(--iol-green); font-weight: 700; }
.stock-badge-low  { color: var(--iol-amber); font-weight: 700; }
.stock-badge-none { color: var(--iol-red);   font-weight: 700; }

.stat-card {
    background: white;
    border-radius: 12px;
    padding: 20px;
    border: 1px solid #E2E8F0;
    box-shadow: 0 1px 4px rgba(0,0,0,.06);
}
.stat-value { font-size: 2rem; font-weight: 900; }
.stat-label { font-size: 0.75rem; font-weight: 600; text-transform: uppercase; color: #94A3B8; margin-bottom: 4px; }

details.model-group summary {
    cursor: pointer;
    padding: 10px 14px;
    background: #F8FAFC;
    border: 1px solid #E2E8F0;
    border-radius: 8px;
    display: flex;
    align-items: center;
    gap: 10px;
    flex-wrap: wrap;
}
details.model-group summary:hover { background: #F0F9FF; }

.toast {
    position: fixed;
    bottom: 24px;
    right: 24px;
    background: #0F3460;
    color: white;
    padding: 10px 18px;
    border-radius: 10px;
    font-size: 13px;
    font-weight: 600;
    z-index: 9999;
    animation: slideUp .2s ease;
    box-shadow: 0 4px 16px rgba(0,0,0,.18);
}
@keyframes slideUp { from { transform: translateY(20px); opacity: 0; } to { transform: translateY(0); opacity: 1; } }

/* --- Sidebar Overrides & Beautification --- */
#main-sidebar {
    background-color: #0F172A !important; /* Deep Slate Blue */
    border-right: 1px solid #1E293B !important;
}

.sidebar-header {
    border-bottom: 1px solid #1E293B !important;
    background: rgba(15, 23, 42, 0.4) !important;
    padding: 0 20px !important;
}

.sidebar-nav {
    padding: 20px 14px !important;
    display: flex !important;
    flex-direction: column !important;
    gap: 4px !important;
}

.nav-section-label {
    font-size: 0.65rem !important;
    font-weight: 700 !important;
    text-transform: uppercase !important;
    letter-spacing: 0.08em !important;
    color: #64748B !important;
    margin-top: 1.5rem !important;
    margin-bottom: 0.5rem !important;
    padding-left: 12px !important;
}

.sidebar-nav > .nav-section-label:first-child {
    margin-top: 0.25rem !important;
}

.nav-item {
    display: flex !important;
    align-items: center !important;
    gap: 12px !important;
    padding: 10px 14px !important;
    border-radius: 8px !important;
    font-size: 0.875rem !important;
    font-weight: 500 !important;
    color: #94A3B8 !important;
    transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1) !important;
    text-decoration: none !important;
    cursor: pointer !important;
}

.nav-item:hover {
    background-color: rgba(255, 255, 255, 0.04) !important;
    color: #F1F5F9 !important;
    padding-left: 18px !important;
}

.nav-item.active {
    background: linear-gradient(135deg, #0284c7 0%, #0369a1 100%) !important;
    color: #FFFFFF !important;
    box-shadow: 0 4px 12px rgba(2, 132, 199, 0.25) !important;
    font-weight: 600 !important;
}

.nav-item.active i {
    color: #FFFFFF !important;
}

.nav-item i {
    font-size: 1.2rem !important;
    transition: transform 0.25s ease !important;
}

.nav-item:hover i {
    transform: scale(1.1) rotate(-3deg);
}

.sidebar-footer {
    border-top: 1px solid #1E293B !important;
    background: rgba(15, 23, 42, 0.4) !important;
    padding: 16px 20px !important;
}

.sidebar-footer .user-name {
    color: #F1F5F9 !important;
}

.sidebar-footer .user-role {
    color: #64748B !important;
}