/* IoMT design tokens (06.04, 06.05). Brand colour is overridden at runtime by /branding/theme.css (06.18). */
@font-face {
    font-family: "Vazirmatn";
    src: url("lib/vazirmatn/Vazirmatn-Variable.woff2") format("woff2-variations"), url("lib/vazirmatn/Vazirmatn-Variable.woff2") format("woff2");
    font-weight: 100 900;
    font-display: swap;
}

:root {
    --iomt-brand: #3b9ae1;
    --iomt-brand-soft: rgba(59, 154, 225, .12);
    --iomt-text: #14213d;
    --iomt-sidebar-width: 15.5rem;
    --iomt-synthetic-bg: #fff6e0;
    --iomt-synthetic-fg: #7a4d00;
    --iomt-status-normal: var(--bs-success);
    --iomt-status-warning: var(--bs-warning);
    --iomt-status-critical: var(--bs-danger);
    --iomt-status-stale: #6f42c1;
    --iomt-status-offline: var(--bs-secondary);
    --iomt-status-unknown: var(--bs-gray-500);
    --bs-body-font-family: "Vazirmatn", Tahoma, "Segoe UI", sans-serif;
    --bs-primary: var(--iomt-brand);
    --bs-link-color: var(--iomt-brand);
    --bs-body-color: var(--iomt-text);
    --bs-body-bg: #f3f6f9;
    --bs-tertiary-bg: #e9eef3;
}

[data-bs-theme="dark"] {
    --iomt-text: #e3e8ef;
    --iomt-synthetic-bg: #3a2f12;
    --iomt-synthetic-fg: #f3d58a;
    --iomt-brand-soft: rgba(59, 154, 225, .22);
    --bs-body-color: var(--iomt-text);
    --bs-body-bg: #111827;
    --bs-secondary-bg: #1f2937;
    --bs-tertiary-bg: #1a2230;
    --bs-border-color: #334155;
    --bs-emphasis-color: #f8fafc;
}

html, body {
    font-family: var(--bs-body-font-family);
    font-feature-settings: "ss01";
}

a { color: var(--bs-link-color); }
.text-primary { color: var(--iomt-brand) !important; }
.btn-primary {
    --bs-btn-bg: var(--iomt-brand);
    --bs-btn-border-color: var(--iomt-brand);
    --bs-btn-hover-bg: color-mix(in srgb, var(--iomt-brand) 85%, black);
    --bs-btn-hover-border-color: color-mix(in srgb, var(--iomt-brand) 85%, black);
    --bs-btn-active-bg: color-mix(in srgb, var(--iomt-brand) 75%, black);
}
.btn-outline-primary {
    --bs-btn-color: var(--iomt-brand);
    --bs-btn-border-color: var(--iomt-brand);
    --bs-btn-hover-bg: var(--iomt-brand);
    --bs-btn-hover-border-color: var(--iomt-brand);
}
.page-link { color: var(--iomt-brand); }
.active > .page-link, .page-link.active { background-color: var(--iomt-brand); border-color: var(--iomt-brand); }
.form-control:focus, .form-select:focus { border-color: var(--iomt-brand); box-shadow: 0 0 0 .2rem var(--iomt-brand-soft); }
:focus-visible { outline: 3px solid color-mix(in srgb, var(--iomt-brand) 70%, white); outline-offset: 2px; }

/* Shell (06.13, 06.14, 06.15) */
.app-shell { min-height: 100vh; display: flex; flex-direction: column; }
.synthetic-banner { background: var(--iomt-synthetic-bg); color: var(--iomt-synthetic-fg); border-bottom: 1px solid color-mix(in srgb, var(--iomt-synthetic-fg) 25%, transparent); }
.app-header { min-height: 3.5rem; z-index: 1020; }
.brand-mark { display: inline-grid; place-items: center; width: 2.1rem; height: 2.1rem; border-radius: .6rem; background: var(--iomt-brand); color: #fff; }
.brand-logo { height: 2.1rem; max-width: 8rem; object-fit: contain; }
.app-body { flex: 1; display: flex; min-height: 0; }
.app-sidebar { width: var(--iomt-sidebar-width); flex-shrink: 0; }
@media (min-width: 992px) {
    .app-sidebar { position: sticky; top: 3.5rem; height: calc(100vh - 3.5rem); overflow-y: auto; }
}
.app-main { flex: 1; min-width: 0; padding: 1.25rem 1.5rem; }
.app-footer { margin-top: auto; }

.sidebar-nav .nav-group { padding: 0 .5rem .25rem; }
.nav-group-toggle { width: 100%; display: flex; justify-content: space-between; align-items: center; border: 0; background: none; color: var(--bs-secondary-color); font-size: .8rem; font-weight: 600; padding: .5rem .5rem .25rem; }
.sidebar-nav .nav-link { display: flex; align-items: center; gap: .6rem; color: var(--bs-body-color); border-radius: .5rem; padding: .45rem .75rem; }
.sidebar-nav .nav-link:hover { background: var(--iomt-brand-soft); }
.sidebar-nav .nav-link.active { background: var(--iomt-brand); color: #fff; }
.sidebar-nav .nav-link.active .badge { background: #fff !important; color: var(--bs-danger); }

.avatar-fallback { display: inline-flex; align-items: center; justify-content: center; background: var(--bs-tertiary-bg); color: var(--bs-secondary-color); }
.page-intro .btn-close { margin-top: .1rem; }
.breadcrumb { --bs-breadcrumb-divider: "‹"; }

/* KPI and cards */
.kpi-card { border: 0; border-inline-start: 4px solid var(--iomt-brand); transition: transform .1s; }
a.kpi-card:hover { transform: translateY(-1px); }
.kpi-card .kpi-value { font-size: 1.9rem; font-weight: 700; line-height: 1.1; }
.kpi-card.kpi-critical { border-inline-start-color: var(--iomt-status-critical); }
.kpi-card.kpi-warning { border-inline-start-color: var(--iomt-status-warning); }
.kpi-card.kpi-offline { border-inline-start-color: var(--iomt-status-offline); }
.kpi-card.kpi-alerts { border-inline-start-color: var(--iomt-status-stale); }

.asset-card { border-inline-start: 4px solid var(--iomt-status-unknown) !important; }
.asset-card.status-normal { border-inline-start-color: var(--iomt-status-normal) !important; }
.asset-card.status-warning { border-inline-start-color: var(--iomt-status-warning) !important; }
.asset-card.status-critical { border-inline-start-color: var(--iomt-status-critical) !important; }
.asset-card.status-stale { border-inline-start-color: var(--iomt-status-stale) !important; }
.asset-card.status-offline { border-inline-start-color: var(--iomt-status-offline) !important; }
.param-tile { background: var(--bs-tertiary-bg); border-radius: .5rem; padding: .35rem .55rem; }
.param-tile.param-warning { background: var(--bs-warning-bg-subtle); }
.param-tile.param-critical { background: var(--bs-danger-bg-subtle); }

/* Status badges — always icon + text (06.06) */
.status-badge { display: inline-flex; align-items: center; gap: .3rem; font-weight: 600; }
.status-badge.normal { background: var(--bs-success-bg-subtle); color: var(--bs-success-text-emphasis); border: 1px solid var(--bs-success-border-subtle); }
.status-badge.warning { background: var(--bs-warning-bg-subtle); color: var(--bs-warning-text-emphasis); border: 1px solid var(--bs-warning-border-subtle); }
.status-badge.critical { background: var(--bs-danger-bg-subtle); color: var(--bs-danger-text-emphasis); border: 1px solid var(--bs-danger-border-subtle); }
.status-badge.stale { background: color-mix(in srgb, var(--iomt-status-stale) 14%, transparent); color: var(--iomt-status-stale); border: 1px solid color-mix(in srgb, var(--iomt-status-stale) 35%, transparent); }
.status-badge.offline, .status-badge.unknown, .status-badge.info { background: var(--bs-secondary-bg-subtle); color: var(--bs-secondary-text-emphasis); border: 1px solid var(--bs-secondary-border-subtle); }
.status-badge.synthetic { background: var(--iomt-synthetic-bg); color: var(--iomt-synthetic-fg); border: 1px solid color-mix(in srgb, var(--iomt-synthetic-fg) 30%, transparent); }
[data-bs-theme="dark"] .status-badge.stale { color: #c4a5ff; }

tr.row-warning > td { background: var(--bs-warning-bg-subtle); }
tr.row-critical > td { background: var(--bs-danger-bg-subtle); }
tr.row-closed > td { opacity: .7; }

/* History chart (06.09) */
.chart svg { width: 100%; height: 260px; background: var(--bs-tertiary-bg); border-radius: .5rem; }
.chart .series { fill: none; stroke: var(--iomt-brand); stroke-width: 2; vector-effect: non-scaling-stroke; }
.chart .limit { stroke-width: 1.5; stroke-dasharray: 6 4; vector-effect: non-scaling-stroke; }
.chart .limit-warning { stroke: var(--bs-warning); }
.chart .limit-critical { stroke: var(--bs-danger); }
.chart .uncertain { fill: var(--iomt-status-stale); }
.swatch { display: inline-block; width: 1rem; height: 3px; margin-inline-end: .35rem; vertical-align: middle; }

.timeline { list-style: none; padding: 0; margin: 0; border-inline-start: 2px solid var(--bs-border-color); }
.timeline li { position: relative; padding: 0 1rem .9rem; }
.timeline li::before { content: ""; position: absolute; inset-inline-start: -6px; top: .45rem; width: 10px; height: 10px; border-radius: 50%; background: var(--iomt-brand); }

.required::after { content: " *"; color: var(--bs-danger); }
.auth-card { max-width: 26rem; width: 100%; }

/* Small screens (06.12, 08.15) */
.table > thead th { background: var(--bs-tertiary-bg); color: var(--bs-secondary-color); font-weight: 600; font-size: .85rem; }

@media (max-width: 767.98px) {
    .app-main { padding: .85rem; }
    .app-header { padding-inline: .5rem !important; flex-wrap: nowrap; }
    .app-header .navbar-brand { min-width: 0; flex: 1 1 auto; margin-inline-end: .25rem !important; }
    .app-header .navbar-brand small { display: none; }
    .synthetic-banner { font-size: .75rem; }
    .table-responsive { overflow-x: visible; }
    .table-stack thead { display: none; }
    .table-stack, .table-stack tbody { display: block; width: 100%; }
    .table-stack tr { display: block; border-bottom: 1px solid var(--bs-border-color); padding: .5rem 0; }
    .table-stack td { display: flex; justify-content: space-between; align-items: center; gap: 1rem; border: 0; padding: .25rem .75rem; text-align: start; overflow-wrap: anywhere; }
    .table-stack td::before { content: attr(data-label); color: var(--bs-secondary-color); font-size: .85rem; flex-shrink: 0; }
    .table-stack td.text-end::before { content: none; }
}

#blazor-error-ui { display: none; position: fixed; bottom: 0; inset-inline: 0; z-index: 2000; padding: .6rem 1.25rem; background: var(--bs-warning-bg-subtle); }
#blazor-error-ui .dismiss { cursor: pointer; position: absolute; inset-inline-end: 1rem; top: .5rem; }
.blazor-error-boundary { background: var(--bs-danger); padding: 1rem; color: #fff; }
.blazor-error-boundary::after { content: "خطایی رخ داد."; }

@media (prefers-reduced-motion: reduce) {
    * { transition: none !important; animation: none !important; }
}