/**
 * IMOTMS web UI — theme accents (Bootstrap handles most layout).
 */
:root {
    --imotms-gold: #c9a227;
    --imotms-gold-light: #fef3c7;
    --imotms-slate: #0f172a;
    --imotms-slate-mid: #1e293b;
}

body.imotms-app {
    min-height: 100vh;
    background: linear-gradient(180deg, #f1f5f9 0%, #e2e8f0 100%);
}

.navbar-imotms {
    background: linear-gradient(135deg, var(--imotms-slate) 0%, var(--imotms-slate-mid) 100%);
    box-shadow: 0 2px 8px rgba(15, 23, 42, 0.25);
}

.navbar-imotms .navbar-brand {
    color: var(--imotms-gold-light) !important;
    font-weight: 600;
    letter-spacing: 0.02em;
}

.navbar-imotms .navbar-brand i {
    color: var(--imotms-gold);
}

.imotms-main {
    max-width: 1200px;
}

.kpi-card {
    border: none;
    border-left: 4px solid var(--imotms-gold);
    border-radius: 0.5rem;
    box-shadow: 0 1px 3px rgba(15, 23, 42, 0.08);
    transition: transform 0.15s ease;
}

.kpi-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(15, 23, 42, 0.1);
}

.kpi-card .card-title {
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: #64748b;
}

.kpi-card .display-6 {
    font-size: 1.35rem;
    font-weight: 700;
    color: var(--imotms-slate);
}

#explorerOut {
    font-size: 0.75rem;
    max-height: 22rem;
    overflow: auto;
    white-space: pre-wrap;
    word-break: break-word;
}

.auth-gradient {
    min-height: 100vh;
    background: linear-gradient(145deg, #0f172a 0%, #1e3a5f 45%, #334155 100%);
}

.auth-card {
    border: none;
    border-radius: 1rem;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.35);
}

.imotms-sidebar {
    min-height: calc(100vh - 56px);
}

.imotms-sidebar .nav-section-toggle {
    font-size: inherit;
    font-family: inherit;
    border: 1px solid #e2e8f0;
    background: #f8fafc;
    color: #475569;
    padding: 0.5rem 0.65rem;
    margin-top: 0.4rem;
    border-radius: 0.5rem;
    line-height: 1.25;
    cursor: pointer;
    box-shadow: 0 1px 2px rgba(15, 23, 42, 0.05);
    transition:
        background 0.15s ease,
        border-color 0.15s ease,
        box-shadow 0.15s ease,
        color 0.15s ease;
}

.imotms-sidebar .nav-section-toggle:first-of-type {
    margin-top: 0;
}

.imotms-sidebar .nav-section-toggle:hover {
    background: #f1f5f9;
    border-color: #cbd5e1;
    color: var(--imotms-slate);
    box-shadow: 0 2px 6px rgba(15, 23, 42, 0.07);
}

.imotms-sidebar .nav-section-toggle:focus-visible {
    outline: 2px solid var(--imotms-gold);
    outline-offset: 2px;
}

/* Expanded section: gold inset accent + light tint (Bootstrap removes .collapsed when open) */
.imotms-sidebar .nav-section-toggle:not(.collapsed) {
    background: linear-gradient(90deg, rgba(201, 162, 39, 0.1) 0%, rgba(248, 250, 252, 1) 40%);
    border-color: #e2e8f0;
    color: var(--imotms-slate);
    box-shadow:
        inset 3px 0 0 var(--imotms-gold),
        0 1px 3px rgba(15, 23, 42, 0.08);
}

.imotms-sidebar .nav-section-toggle:not(.collapsed):hover {
    background: linear-gradient(90deg, rgba(201, 162, 39, 0.14) 0%, #f1f5f9 45%);
    border-color: #cbd5e1;
}

.imotms-sidebar .nav-section-toggle-label {
    font-size: 0.65rem;
    font-weight: 600;
    letter-spacing: 0.06em;
    text-transform: uppercase;
}

.imotms-sidebar .nav-section-chevron {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 1.35rem;
    height: 1.35rem;
    font-size: 0.65rem;
    border-radius: 50%;
    background: rgba(15, 23, 42, 0.07);
    color: #475569;
    transition:
        transform 0.2s ease,
        background 0.15s ease,
        color 0.15s ease;
}

.imotms-sidebar .nav-section-toggle:hover .nav-section-chevron {
    background: rgba(15, 23, 42, 0.1);
    color: var(--imotms-slate);
}

.imotms-sidebar .nav-section-toggle:not(.collapsed) .nav-section-chevron {
    background: rgba(201, 162, 39, 0.2);
    color: var(--imotms-slate);
}

.imotms-sidebar .nav-section-toggle.collapsed .nav-section-chevron {
    transform: rotate(-90deg);
}

.imotms-sidebar .nav-section-children {
    padding-left: 0.35rem;
    padding-bottom: 0.15rem;
}

.imotms-sidebar .nav-link {
    color: #334155;
    border-radius: 0.375rem;
}

.imotms-sidebar .nav-link:hover {
    background: rgba(201, 162, 39, 0.12);
}

.imotms-sidebar .nav-link.active {
    background: linear-gradient(90deg, rgba(201, 162, 39, 0.25) 0%, rgba(201, 162, 39, 0.08) 100%);
    color: #0f172a;
    font-weight: 600;
}

.landing-hero {
    min-height: 85vh;
    background: linear-gradient(160deg, #0f172a 0%, #1e293b 40%, #334155 100%);
    color: #f8fafc;
}

.landing-hero .display-5 {
    color: #fef3c7;
}