/* Central Bank FX Rates — Dark Mode (OLED) fintech theme.
   Palette & fonts from ui-ux-pro-max design system. */
@import url('https://fonts.googleapis.com/css2?family=Fira+Code:wght@400;500;600;700&family=Fira+Sans:wght@300;400;500;600;700&display=swap');

:root {
    --bg:          #0a0e17;
    --bg-elev:     #111725;
    --surface:     #151c2c;
    --surface-2:   #1b2334;
    --border:      #243049;
    --border-soft: #1c2740;

    --primary:     #3b82f6;
    --primary-dim: #1e40af;
    --accent:      #f59e0b;

    --fg:          #e8eef9;
    --fg-muted:    #9aa7c2;
    --fg-faint:    #67738f;

    --ok:          #34d399;
    --warn:        #fbbf24;
    --bad:         #f87171;

    --radius:      14px;
    --radius-sm:   9px;
    --shadow:      0 10px 30px rgba(0,0,0,.45);
    --mono: 'Fira Code', ui-monospace, monospace;
    --sans: 'Fira Sans', system-ui, sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
    margin: 0;
    background: radial-gradient(1200px 600px at 80% -10%, #16213a 0%, var(--bg) 55%) fixed;
    color: var(--fg);
    font-family: var(--sans);
    font-size: 15px;
    line-height: 1.55;
    -webkit-font-smoothing: antialiased;
}
a { color: var(--primary); text-decoration: none; }
a:hover { text-decoration: underline; }

/* ---------- Top bar ---------- */
.topbar {
    position: sticky; top: 0; z-index: 40;
    display: flex; align-items: center; gap: 24px;
    padding: 14px 28px;
    background: rgba(10,14,23,.82);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border-soft);
}
.brand { display: flex; align-items: center; gap: 11px; font-weight: 700; letter-spacing: .2px; }
.brand .logo {
    width: 30px; height: 30px; border-radius: 8px;
    background: linear-gradient(135deg, var(--primary), var(--primary-dim));
    display: grid; place-items: center; color: #fff;
    box-shadow: 0 0 14px rgba(59,130,246,.5);
}
.brand small { color: var(--fg-faint); font-weight: 400; font-family: var(--mono); font-size: 11px; }
.nav { display: flex; gap: 4px; margin-left: 8px; }
.nav a {
    padding: 7px 14px; border-radius: 8px; color: var(--fg-muted);
    font-weight: 500; transition: background .18s, color .18s;
}
.nav a:hover { background: var(--surface); color: var(--fg); text-decoration: none; }
.nav a.active { background: var(--surface-2); color: var(--fg); }
.topbar .spacer { flex: 1; }
.live { display: flex; align-items: center; gap: 7px; color: var(--fg-muted); font-size: 13px; font-family: var(--mono); }
.live .dot { width: 8px; height: 8px; border-radius: 50%; background: var(--ok); box-shadow: 0 0 8px var(--ok); animation: pulse 2s infinite; }
@keyframes pulse { 0%,100%{opacity:1} 50%{opacity:.35} }

/* ---------- Layout ---------- */
.wrap { max-width: 1320px; margin: 0 auto; padding: 26px 28px 64px; }
.page-head { display: flex; align-items: flex-end; justify-content: space-between; gap: 16px; margin-bottom: 22px; flex-wrap: wrap; }
.page-head h1 { font-size: 24px; margin: 0 0 4px; font-weight: 600; }
.page-head p { margin: 0; color: var(--fg-muted); }

.btn {
    display: inline-flex; align-items: center; gap: 8px;
    padding: 10px 16px; border-radius: var(--radius-sm);
    border: 1px solid var(--border); background: var(--surface);
    color: var(--fg); font-family: var(--sans); font-weight: 600; font-size: 14px;
    cursor: pointer; transition: border-color .18s, background .18s, transform .05s;
}
.btn:hover { border-color: var(--primary); background: var(--surface-2); text-decoration: none; }
.btn:active { transform: translateY(1px); }
.btn-primary { background: linear-gradient(135deg, var(--primary), var(--primary-dim)); border-color: transparent; }
.btn-primary:hover { filter: brightness(1.08); }

/* ---------- Bento KPI cards ---------- */
.bento { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; margin-bottom: 26px; }
.kpi {
    background: linear-gradient(180deg, var(--surface) 0%, var(--bg-elev) 100%);
    border: 1px solid var(--border-soft); border-radius: var(--radius);
    padding: 18px 20px; position: relative; overflow: hidden;
}
.kpi::after { content:''; position:absolute; inset:0 0 auto auto; width:90px; height:90px;
    background: radial-gradient(circle at 70% 30%, rgba(59,130,246,.18), transparent 70%); }
.kpi .label { color: var(--fg-faint); font-size: 12px; text-transform: uppercase; letter-spacing: .6px; font-weight: 600; }
.kpi .value { font-family: var(--mono); font-size: 30px; font-weight: 600; margin-top: 8px; font-variant-numeric: tabular-nums; }
.kpi .sub { color: var(--fg-muted); font-size: 12.5px; margin-top: 3px; }
.kpi.accent .value { color: var(--accent); }
.kpi.good .value { color: var(--ok); }
.kpi.bad  .value { color: var(--bad); }

/* ---------- Card / panel ---------- */
.panel { background: var(--bg-elev); border: 1px solid var(--border-soft); border-radius: var(--radius); box-shadow: var(--shadow); }
.panel-head { display: flex; align-items: center; gap: 14px; padding: 16px 20px; border-bottom: 1px solid var(--border-soft); flex-wrap: wrap; }
.panel-head h2 { font-size: 16px; margin: 0; font-weight: 600; }
.panel-head .spacer { flex: 1; }

/* ---------- Inputs ---------- */
.field { display: flex; flex-direction: column; gap: 5px; }
.field label { font-size: 12px; color: var(--fg-faint); font-weight: 600; text-transform: uppercase; letter-spacing: .5px; }
input[type=search], select {
    background: var(--surface); border: 1px solid var(--border); color: var(--fg);
    padding: 9px 12px; border-radius: var(--radius-sm); font-family: var(--sans); font-size: 14px;
    min-width: 150px; transition: border-color .18s, box-shadow .18s;
}
input[type=search]:focus, select:focus { outline: none; border-color: var(--primary); box-shadow: 0 0 0 3px rgba(59,130,246,.18); }
.search-box { position: relative; }
.search-box input { padding-left: 34px; min-width: 230px; }
.search-box svg { position: absolute; left: 10px; top: 50%; transform: translateY(-50%); color: var(--fg-faint); }

.seg { display: inline-flex; border: 1px solid var(--border); border-radius: var(--radius-sm); overflow: hidden; }
.seg button { background: var(--surface); border: none; color: var(--fg-muted); padding: 8px 13px; font-family: var(--mono); font-size: 13px; cursor: pointer; transition: background .15s, color .15s; }
.seg button:hover { color: var(--fg); }
.seg button.active { background: var(--primary-dim); color: #fff; }

/* ---------- Table ---------- */
.table-scroll { max-height: 70vh; overflow: auto; }
table.rates { width: 100%; border-collapse: collapse; font-size: 14px; }
table.rates thead th {
    position: sticky; top: 0; z-index: 1;
    background: var(--surface-2); color: var(--fg-muted);
    text-align: left; font-weight: 600; font-size: 12px; text-transform: uppercase; letter-spacing: .5px;
    padding: 11px 16px; border-bottom: 1px solid var(--border); cursor: pointer; white-space: nowrap;
}
table.rates thead th.num { text-align: right; }
table.rates thead th .arrow { color: var(--primary); margin-left: 4px; }
table.rates tbody td { padding: 10px 16px; border-bottom: 1px solid var(--border-soft); white-space: nowrap; }
table.rates tbody tr:hover { background: rgba(59,130,246,.06); }
table.rates td.num { text-align: right; font-family: var(--mono); font-variant-numeric: tabular-nums; }
table.rates td .ccy { font-family: var(--mono); font-weight: 600; }
.pill { display: inline-flex; align-items: center; gap: 6px; padding: 2px 9px; border-radius: 999px; font-size: 12px; font-family: var(--mono); background: var(--surface-2); border: 1px solid var(--border); color: var(--fg-muted); }
.pair { font-family: var(--mono); }
.pair .arrow { color: var(--fg-faint); margin: 0 5px; }

.bank-flag { width: 9px; height: 9px; border-radius: 50%; background: var(--primary); display: inline-block; margin-right: 8px; }

.muted { color: var(--fg-muted); }
.mono { font-family: var(--mono); }
.empty { padding: 50px; text-align: center; color: var(--fg-faint); }
.count-tag { font-family: var(--mono); font-size: 13px; color: var(--fg-faint); }

/* ---------- Trend chart ---------- */
.chart-wrap { padding: 22px; height: 440px; position: relative; }
.chart-meta { display: flex; gap: 26px; padding: 16px 22px; border-top: 1px solid var(--border-soft); flex-wrap: wrap; }
.chart-meta div span { display: block; }
.chart-meta .k { color: var(--fg-faint); font-size: 12px; text-transform: uppercase; letter-spacing: .5px; }
.chart-meta .v { font-family: var(--mono); font-size: 18px; margin-top: 3px; }

.controls { display: flex; gap: 14px; align-items: flex-end; flex-wrap: wrap; }

/* ---------- Source health ---------- */
.badge {
    display: inline-flex; align-items: center; gap: 6px;
    padding: 3px 10px; border-radius: 999px;
    font-family: var(--mono); font-size: 11.5px; font-weight: 600;
    text-transform: uppercase; letter-spacing: .4px;
    background: var(--surface-2); border: 1px solid var(--border); color: var(--fg-muted);
}
.badge::before { content: ''; width: 7px; height: 7px; border-radius: 50%; background: currentColor; box-shadow: 0 0 7px currentColor; }
.badge.healthy { color: var(--ok);     border-color: rgba(52,211,153,.35); }
.badge.failed  { color: var(--bad);    border-color: rgba(248,113,113,.40); }
.badge.empty   { color: var(--warn);   border-color: rgba(251,191,36,.35); }
.badge.stale   { color: var(--accent); border-color: rgba(245,158,11,.35); }
.badge.missing { color: var(--fg-faint); }

.dots { display: inline-flex; gap: 3px; }
.dots i { width: 9px; height: 9px; border-radius: 2px; background: var(--border); display: inline-block; }
.dots i.ok { background: var(--ok); }
.dots i.failed { background: var(--bad); }
.dots i.missing { background: var(--surface-2); border: 1px solid var(--border); }

td.err { max-width: 300px; overflow: hidden; text-overflow: ellipsis; color: var(--fg-faint); font-size: 12.5px; }
.bad-text { color: var(--bad); }
table.rates tbody tr.clickable { cursor: pointer; }
table.rates tbody tr.sel { background: rgba(59,130,246,.13); }
table.rates tbody tr.sel:hover { background: rgba(59,130,246,.18); }

@media (max-width: 880px) {
    .bento { grid-template-columns: repeat(2, 1fr); }
    .topbar { gap: 14px; padding: 12px 16px; }
    .wrap { padding: 18px 14px 50px; }
    .brand small { display: none; }
}
@media (max-width: 520px) {
    .bento { grid-template-columns: 1fr; }
}