:root {
  --bg: #f5f6f8;
  --card: #ffffff;
  --text: #16181d;
  --muted: #667085;
  --line: #e4e7ec;
  --accent: #1f6feb;
  --accent-soft: #e8f0fe;
  --up: #12805c;
  --down: #c4320a;
  --warn-bg: #fff6e5;
  --warn-text: #8a5300;
  --bar: #1f6feb;
  --shadow: 0 1px 2px rgba(16, 24, 40, .06);
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #0f1115;
    --card: #171a21;
    --text: #e8eaef;
    --muted: #98a2b3;
    --line: #2a2f3a;
    --accent: #5b9dff;
    --accent-soft: #1b2638;
    --up: #3ccf91;
    --down: #ff7a59;
    --warn-bg: #2d2412;
    --warn-text: #f5c26b;
    --bar: #5b9dff;
    --shadow: none;
    color-scheme: dark;
  }
}
:root[data-theme="dark"] {
  --bg: #0f1115; --card: #171a21; --text: #e8eaef; --muted: #98a2b3; --line: #2a2f3a;
  --accent: #5b9dff; --accent-soft: #1b2638; --up: #3ccf91; --down: #ff7a59;
  --warn-bg: #2d2412; --warn-text: #f5c26b; --bar: #5b9dff; --shadow: none; color-scheme: dark;
}

* { box-sizing: border-box; }
[hidden] { display: none !important; }
html, body { margin: 0; }
body {
  background: var(--bg);
  color: var(--text);
  font: 15px/1.45 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  -webkit-font-smoothing: antialiased;
}
.wrap { max-width: 880px; margin: 0 auto; padding: 16px; }
header.top { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-bottom: 12px; }
header.top h1 { font-size: 18px; margin: 0; font-weight: 600; letter-spacing: .01em; }
.actions { display: flex; gap: 8px; }

button, .btn {
  font: inherit; border: 1px solid var(--line); background: var(--card); color: var(--text);
  border-radius: 8px; padding: 7px 12px; cursor: pointer;
}
button.primary { background: var(--accent); border-color: var(--accent); color: #fff; }
button.ghost { background: transparent; }
button.danger { color: var(--down); }
button:disabled { opacity: .6; cursor: default; }
button.small { padding: 4px 9px; font-size: 13px; }

.card { background: var(--card); border: 1px solid var(--line); border-radius: 12px; padding: 16px; box-shadow: var(--shadow); margin-bottom: 14px; }
.card h2 { font-size: 13px; font-weight: 600; text-transform: uppercase; letter-spacing: .06em; color: var(--muted); margin: 0 0 12px; }

.hero .total { font-size: clamp(32px, 9vw, 48px); font-weight: 700; letter-spacing: -.02em; font-variant-numeric: tabular-nums; }
.hero .asof { color: var(--muted); font-size: 13px; margin-top: 2px; }
.deltas { display: flex; flex-wrap: wrap; gap: 8px 18px; margin-top: 12px; font-size: 14px; }
.deltas span b { font-weight: 600; }
.up { color: var(--up); } .down { color: var(--down); } .muted { color: var(--muted); }

.banner { background: var(--warn-bg); color: var(--warn-text); border-radius: 10px; padding: 10px 14px; margin-bottom: 14px; font-size: 14px; }
.banner div + div { margin-top: 4px; }

.sources { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; }
.src { border: 1px solid var(--line); border-radius: 10px; padding: 12px; min-width: 0; }
.src .name { font-size: 13px; color: var(--muted); display: flex; align-items: center; gap: 6px; }
.src .val { font-size: 20px; font-weight: 600; font-variant-numeric: tabular-nums; margin-top: 4px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.src .sub { font-size: 12px; color: var(--muted); margin-top: 2px; }
.dot { width: 8px; height: 8px; border-radius: 50%; background: var(--up); display: inline-block; }
.dot.warn { background: #e8a13a; } .dot.off { background: var(--line); }

.classes .row { display: grid; grid-template-columns: minmax(110px, 1.2fr) 3fr 118px; gap: 10px; align-items: center; padding: 6px 0; }
.classes .bar { height: 8px; background: var(--accent-soft); border-radius: 4px; overflow: hidden; }
.classes .bar i { display: block; height: 100%; background: var(--bar); border-radius: 4px; }
.classes .amt { font-variant-numeric: tabular-nums; text-align: right; white-space: nowrap; }
.classes .pct { color: var(--muted); font-size: 12px; margin-left: 6px; }

.classes details.cls summary { list-style: none; cursor: pointer; }
.classes details.cls summary::-webkit-details-marker { display: none; }
.classes .chev { display: inline-block; width: 14px; color: var(--muted); transition: transform .15s; }
.classes details.cls[open] .chev { transform: rotate(90deg); }
.classes .lines { margin: 2px 0 10px 14px; border-left: 2px solid var(--line); padding-left: 10px; }
.classes .line summary, .classes .line.flat { display: flex; justify-content: space-between; gap: 10px; padding: 6px 0; font-size: 14px; }
.classes .line summary { list-style: none; cursor: pointer; }
.classes .line summary::-webkit-details-marker { display: none; }
.classes .line summary .lname::before { content: "▸ "; color: var(--muted); }
.classes .line[open] summary .lname::before { content: "▾ "; }
.classes .lname { min-width: 0; overflow-wrap: anywhere; }
.classes .lval, .classes .hval { white-space: nowrap; font-variant-numeric: tabular-nums; text-align: right; }
.classes .lval span, .classes .hval span { font-size: 12px; margin-left: 4px; }
.classes .tag { font-size: 11px; color: var(--muted); border: 1px solid var(--line); border-radius: 4px; padding: 0 4px; margin-left: 4px; }
.classes .holdings { margin: 0 0 6px 14px; }
.classes .hrow { display: flex; justify-content: space-between; gap: 10px; padding: 4px 0; font-size: 13px; border-bottom: 1px dashed var(--line); }
.classes .hrow:last-child { border-bottom: 0; }
.classes .hrow.residual { color: var(--muted); font-style: italic; }
.classes .hname { min-width: 0; overflow-wrap: anywhere; }

.chart-head { display: flex; justify-content: space-between; align-items: center; margin-bottom: 8px; }
.chart-head h2 { margin: 0; }
.ranges { display: flex; gap: 4px; }
.ranges button { padding: 3px 9px; font-size: 12px; }
.ranges button.on { background: var(--accent-soft); border-color: var(--accent); color: var(--accent); }
#chart { width: 100%; height: 190px; overflow: visible; display: block; touch-action: pan-y; }
#chart .grid { stroke: var(--line); stroke-width: 1; }
#chart .line { fill: none; stroke: var(--accent); stroke-width: 2; }
#chart .area { fill: var(--accent); opacity: .08; }
#chart text { fill: var(--muted); font-size: 11px; }
#chart .cursor { stroke: var(--muted); stroke-dasharray: 3 3; }
#chart .pt { fill: var(--accent); }
.chart-tip { font-size: 13px; color: var(--muted); min-height: 1.4em; margin-top: 4px; }

table { width: 100%; border-collapse: collapse; font-size: 14px; }
th, td { text-align: left; padding: 8px 6px; border-bottom: 1px solid var(--line); vertical-align: top; }
th { font-size: 12px; color: var(--muted); font-weight: 600; }
td.num, th.num { text-align: right; font-variant-numeric: tabular-nums; white-space: nowrap; }
tr:last-child td { border-bottom: 0; }
.section-head { display: flex; justify-content: space-between; align-items: center; margin-bottom: 8px; }
.section-head h2 { margin: 0; }
.empty { color: var(--muted); padding: 8px 0; font-size: 14px; }

.card > details > summary { cursor: pointer; color: var(--muted); font-size: 13px; font-weight: 600; text-transform: uppercase; letter-spacing: .06em; }
.card > details[open] > summary { margin-bottom: 10px; }

dialog { border: 1px solid var(--line); border-radius: 14px; background: var(--card); color: var(--text); padding: 0; width: min(460px, calc(100vw - 32px)); }
dialog::backdrop { background: rgba(0, 0, 0, .45); }
dialog form { padding: 18px; }
dialog h3 { margin: 0 0 14px; font-size: 17px; }
.field { display: flex; flex-direction: column; gap: 4px; margin-bottom: 12px; min-width: 0; }
.field label { font-size: 13px; color: var(--muted); }
.field input, .field select, .field textarea {
  font: inherit; padding: 8px 10px; border-radius: 8px; border: 1px solid var(--line); background: var(--bg); color: var(--text); width: 100%; min-width: 0;
}
.grid2 { display: grid; grid-template-columns: 1fr 1fr; gap: 0 12px; }
.form-actions { display: flex; justify-content: space-between; gap: 8px; margin-top: 6px; }
.form-actions .right { display: flex; gap: 8px; margin-left: auto; }
.err { color: var(--down); font-size: 13px; min-height: 1.2em; }

.login { min-height: 100vh; display: grid; place-items: center; padding: 16px; }
.login .card { width: min(360px, 100%); }
.login h1 { font-size: 20px; margin: 0 0 4px; }
.login p { margin: 0 0 16px; color: var(--muted); font-size: 14px; }
.login button { width: 100%; margin-top: 4px; padding: 10px; }

@media (max-width: 560px) {
  .sources { grid-template-columns: 1fr; }
  .src .val { font-size: 18px; }
  .hide-sm { display: none; }
  .classes .row { grid-template-columns: 1fr auto; }
  .classes .bar { grid-column: 1 / -1; order: 3; }
}