/* Nexus Intelli — workstation theme.
   Implements the Carbon Design System language (IBM Plex + Carbon Gray-100
   tokens, 2px radii, dense layout) as a self-contained dark theme so the POC
   renders consistently with no external CSS dependency. */

:root {
    --bg: #161616;
    --layer: #1f1f1f;
    --layer-2: #262626;
    --layer-3: #333333;
    --border: #393939;
    --border-strong: #525252;
    --text: #f4f4f4;
    --text-2: #c6c6c6;
    --text-3: #8d8d8d;
    --accent: #4589ff;
    --accent-2: #78a9ff;
    --danger: #fa4d56;
    --warning: #f1c21b;
    --success: #42be65;
    --purple: #be95ff;
    --teal: #3ddbd9;
    --magenta: #ff7eb6;
    --header-h: 48px;
    --rail-w: 220px;
    --mono: 'IBM Plex Mono', ui-monospace, 'Cascadia Mono', Consolas, monospace;
    --sans: 'IBM Plex Sans', -apple-system, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
}

* { box-sizing: border-box; }

html, body {
    margin: 0;
    padding: 0;
    background: var(--bg);
    color: var(--text);
    font-family: var(--sans);
    font-size: 14px;
    line-height: 1.4;
    -webkit-font-smoothing: antialiased;
}

a { color: var(--accent-2); text-decoration: none; }
a:hover { text-decoration: underline; }
h1, h2, h3, h4 { font-weight: 600; margin: 0; }
code, .mono { font-family: var(--mono); }

/* ---------- Top header ---------- */
.app-header {
    position: fixed; top: 0; left: 0; right: 0; height: var(--header-h);
    display: flex; align-items: center; gap: 16px;
    background: #000; border-bottom: 1px solid var(--border);
    padding: 0 16px; z-index: 100;
}
.app-header .brand { font-weight: 600; letter-spacing: .02em; display: flex; align-items: center; gap: 8px; }
.app-header .brand b { color: var(--accent-2); }
.app-header .brand .dot { width: 8px; height: 8px; border-radius: 50%; background: var(--accent); box-shadow: 0 0 8px var(--accent); }
.app-header .spacer { flex: 1; }
.app-header .user { color: var(--text-3); font-size: 12px; }
.app-header .crumb { color: var(--text-3); font-size: 13px; }
.app-header .crumb b { color: var(--text); }

/* ---------- Shell ---------- */
.shell { display: flex; padding-top: var(--header-h); min-height: 100vh; }
.rail {
    width: var(--rail-w); flex-shrink: 0; background: var(--layer);
    border-right: 1px solid var(--border); position: sticky; top: var(--header-h);
    height: calc(100vh - var(--header-h)); overflow-y: auto;
}
.rail .rail-section { padding: 12px 16px 4px; font-size: 11px; text-transform: uppercase; letter-spacing: .08em; color: var(--text-3); }
.rail a.navitem {
    display: flex; align-items: center; justify-content: space-between;
    padding: 9px 16px; color: var(--text-2); border-left: 3px solid transparent; font-size: 13px;
}
.rail a.navit em { color: var(--text-3); font-style: normal; }
.rail a.navitem:hover { background: var(--layer-2); text-decoration: none; color: var(--text); }
.rail a.navitem.active { background: var(--layer-2); border-left-color: var(--accent); color: #fff; }
.rail a.navitem .count { font-family: var(--mono); font-size: 11px; color: var(--text-3); }

.content { flex: 1; min-width: 0; padding: 20px 24px 64px; }
.content.flush { padding: 0; }

/* ---------- Page header ---------- */
.page-head { display: flex; align-items: flex-start; gap: 16px; margin-bottom: 18px; }
.page-head .title { font-size: 20px; }
.page-head .sub { color: var(--text-3); font-size: 13px; margin-top: 2px; }
.page-head .spacer { flex: 1; }

/* ---------- Buttons ---------- */
.btn {
    display: inline-flex; align-items: center; gap: 6px; cursor: pointer;
    font-family: var(--sans); font-size: 13px; padding: 8px 14px;
    border: 1px solid var(--border-strong); background: var(--layer-2); color: var(--text);
    border-radius: 2px; transition: background .12s ease;
}
.btn:hover { background: var(--layer-3); text-decoration: none; }
.btn--primary { background: var(--accent); border-color: var(--accent); color: #fff; }
.btn--primary:hover { background: #3a7bff; }
.btn--ghost { background: transparent; }
.btn--danger { background: transparent; border-color: var(--danger); color: var(--danger); }
.btn--danger:hover { background: rgba(250,77,86,.12); }
.btn--sm { padding: 5px 10px; font-size: 12px; }

/* ---------- Panels / tiles ---------- */
.panel { background: var(--layer); border: 1px solid var(--border); border-radius: 2px; margin-bottom: 16px; }
.panel > .panel-head { padding: 12px 16px; border-bottom: 1px solid var(--border); display: flex; align-items: center; gap: 10px; }
.panel > .panel-head h3 { font-size: 14px; }
.panel > .panel-head .spacer { flex: 1; }
.panel > .panel-body { padding: 16px; }

.tiles { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: 12px; margin-bottom: 16px; }
.tile { background: var(--layer); border: 1px solid var(--border); border-left: 3px solid var(--accent); padding: 14px 16px; border-radius: 2px; }
.tile .k { font-size: 11px; text-transform: uppercase; letter-spacing: .06em; color: var(--text-3); }
.tile .v { font-size: 26px; font-weight: 600; font-family: var(--mono); margin-top: 4px; }
.tile .v.small { font-size: 16px; }
.tile.danger { border-left-color: var(--danger); }
.tile.warning { border-left-color: var(--warning); }
.tile.success { border-left-color: var(--success); }

/* ---------- Tables ---------- */
.tbl { width: 100%; border-collapse: collapse; font-size: 13px; }
.tbl th { text-align: left; font-size: 11px; text-transform: uppercase; letter-spacing: .05em; color: var(--text-3);
    padding: 10px 12px; border-bottom: 1px solid var(--border-strong); background: var(--layer-2); position: sticky; top: 0; }
.tbl td { padding: 9px 12px; border-bottom: 1px solid var(--border); vertical-align: top; }
.tbl tbody tr:hover { background: var(--layer-2); }
.tbl .num { font-family: var(--mono); text-align: right; white-space: nowrap; }
.tbl .muted { color: var(--text-3); }

/* ---------- Tags / pills ---------- */
.tag { display: inline-block; font-size: 11px; padding: 2px 8px; border-radius: 12px; background: var(--layer-3); color: var(--text-2); white-space: nowrap; }
.tag.type-person { background: rgba(69,137,255,.18); color: var(--accent-2); }
.tag.type-phone { background: rgba(61,219,217,.16); color: var(--teal); }
.tag.type-bank_account { background: rgba(190,149,255,.18); color: var(--purple); }
.tag.type-ghana_card { background: rgba(255,126,182,.18); color: var(--magenta); }
.tag.type-company { background: rgba(241,194,27,.16); color: var(--warning); }
.tag.sev-high { background: rgba(250,77,86,.18); color: var(--danger); }
.tag.sev-medium { background: rgba(241,194,27,.16); color: var(--warning); }
.tag.sev-low { background: rgba(141,141,141,.2); color: var(--text-2); }
.tag.pri-Immediate { background: rgba(250,77,86,.18); color: var(--danger); }
.tag.pri-High { background: rgba(241,194,27,.16); color: var(--warning); }
.tag.pri-Routine { background: rgba(141,141,141,.2); color: var(--text-2); }

.risk-meter { display: inline-flex; align-items: center; gap: 8px; }
.risk-bar { width: 56px; height: 6px; background: var(--layer-3); border-radius: 3px; overflow: hidden; }
.risk-bar > span { display: block; height: 100%; background: var(--success); }
.risk-bar.r-medium > span { background: var(--warning); }
.risk-bar.r-high > span { background: var(--danger); }
.risk-val { font-family: var(--mono); font-size: 12px; width: 26px; }

/* ---------- Forms ---------- */
.field { margin-bottom: 16px; }
.field label { display: block; font-size: 12px; color: var(--text-2); margin-bottom: 6px; }
.field input, .field select, .field textarea {
    width: 100%; background: var(--layer-2); border: 1px solid var(--border-strong);
    border-bottom: 1px solid var(--border-strong); color: var(--text);
    padding: 10px 12px; border-radius: 2px; font-family: var(--sans); font-size: 14px;
}
.field input:focus, .field select:focus, .field textarea:focus { outline: 2px solid var(--accent); border-color: var(--accent); }
.field .hint { color: var(--text-3); font-size: 12px; margin-top: 4px; }

/* ---------- Flash ---------- */
.flash { background: var(--layer-2); border-left: 3px solid var(--accent); padding: 12px 16px; border-radius: 2px; margin-bottom: 16px; font-size: 13px; }

/* ---------- Tabs ---------- */
.tabbar { display: flex; gap: 2px; border-bottom: 1px solid var(--border); margin-bottom: 18px; flex-wrap: wrap; }
.tabbar a { padding: 10px 16px; color: var(--text-2); border-bottom: 2px solid transparent; font-size: 13px; }
.tabbar a:hover { color: var(--text); text-decoration: none; }
.tabbar a.active { color: #fff; border-bottom-color: var(--accent); }

/* ---------- Empty state ---------- */
.empty { text-align: center; padding: 48px 16px; color: var(--text-3); }
.empty h3 { color: var(--text-2); margin-bottom: 8px; }

/* ---------- Graph ---------- */
.graph-wrap { display: flex; height: calc(100vh - var(--header-h) - 122px); border: 1px solid var(--border); border-radius: 2px; overflow: hidden; }
#cy { flex: 1; background:
    radial-gradient(circle at 25% 20%, #1c1c1c 0%, var(--bg) 70%); }
.graph-toolbar { display: flex; gap: 8px; align-items: center; padding: 8px 0; flex-wrap: wrap; }
.graph-legend { display: flex; gap: 14px; flex-wrap: wrap; font-size: 12px; color: var(--text-3); }
.graph-legend span::before { content: ''; display: inline-block; width: 10px; height: 10px; border-radius: 50%; margin-right: 5px; vertical-align: middle; }
.lg-person::before { background: #4589ff; }
.lg-phone::before { background: #3ddbd9; }
.lg-bank::before { background: #be95ff; }
.lg-card::before { background: #ff7eb6; }
.lg-company::before { background: #f1c21b; }

.drawer { width: 320px; flex-shrink: 0; background: var(--layer); border-left: 1px solid var(--border); overflow-y: auto; padding: 16px; }
.drawer .d-empty { color: var(--text-3); font-size: 13px; }
.drawer h3 { font-size: 15px; margin-bottom: 4px; }
.drawer .d-type { color: var(--text-3); font-size: 12px; margin-bottom: 12px; }
.drawer .d-section { font-size: 11px; text-transform: uppercase; letter-spacing: .06em; color: var(--text-3); margin: 16px 0 6px; }
.drawer ul { list-style: none; margin: 0; padding: 0; }
.drawer li { padding: 5px 0; border-bottom: 1px solid var(--border); font-size: 12px; }

/* ---------- Findings / leads ---------- */
.finding { border: 1px solid var(--border); border-left: 3px solid var(--text-3); border-radius: 2px; padding: 12px 14px; margin-bottom: 10px; background: var(--layer); }
.finding.sev-high { border-left-color: var(--danger); }
.finding.sev-medium { border-left-color: var(--warning); }
.finding.sev-low { border-left-color: var(--text-3); }
.finding .f-title { font-weight: 600; display: flex; gap: 8px; align-items: center; }
.finding .f-detail { color: var(--text-2); font-size: 13px; margin-top: 6px; }

.lead { display: flex; gap: 12px; padding: 12px 14px; border: 1px solid var(--border); border-radius: 2px; margin-bottom: 10px; background: var(--layer); }
.lead .l-body { flex: 1; }
.lead .l-title { font-weight: 600; }
.lead .l-rationale { color: var(--text-2); font-size: 13px; margin-top: 4px; }

.summary-box { background: var(--layer); border: 1px solid var(--border); border-left: 3px solid var(--accent); padding: 16px 18px; border-radius: 2px; font-size: 14px; line-height: 1.6; color: var(--text); }

.timeline { position: relative; margin-left: 8px; padding-left: 20px; border-left: 2px solid var(--border-strong); }
.timeline .tl-item { position: relative; padding: 6px 0 14px; }
.timeline .tl-item::before { content: ''; position: absolute; left: -27px; top: 10px; width: 10px; height: 10px; border-radius: 50%; background: var(--accent); }
.timeline .tl-date { font-family: var(--mono); font-size: 12px; color: var(--text-3); }
.timeline .tl-label { font-weight: 600; font-size: 13px; }
.timeline .tl-detail { color: var(--text-2); font-size: 12px; }

.classif { font-size: 11px; letter-spacing: .1em; text-transform: uppercase; color: var(--warning); border: 1px solid var(--warning); padding: 1px 6px; border-radius: 2px; }

.inline-form { display: inline; }
.row { display: flex; gap: 16px; flex-wrap: wrap; }
.col { flex: 1; min-width: 280px; }