/* ---- Theme tokens -------------------------------------------------------- */
:root {
  --page-bg: #f1f5f9; --topbar-bg: #0f172a; --panel: #ffffff; --ink: #0f172a;
  --muted: #64748b; --line: #e2e8f0; --accent: #1d4ed8; --bad: #dc2626; --good: #16a34a;
  --chart-grid: #f1f5f9; --chart-tick: #94a3b8;
  --shadow: 0 1px 3px rgba(15,23,42,.08), 0 1px 2px rgba(15,23,42,.06);
  --skeleton: #e2e8f0; --ctrl-bg: #1e293b; --ctrl-ink: #cbd5e1; --ctrl-border: #334155;
  --maxw: 1600px;
}
[data-theme="dark"] {
  --page-bg: #0b1220; --topbar-bg: #020617; --panel: #15233b; --ink: #e8eef7;
  --muted: #94a3b8; --line: #2a3a52; --accent: #3b82f6; --bad: #f87171; --good: #4ade80;
  --chart-grid: rgba(148,163,184,.14); --chart-tick: #64748b;
  --shadow: 0 1px 3px rgba(0,0,0,.45); --skeleton: #1e293b;
}
* { box-sizing: border-box; }
[hidden] { display: none !important; }
body { margin: 0; background: var(--page-bg); color: var(--ink);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  -webkit-font-smoothing: antialiased; transition: background .2s, color .2s; }

/* ---- Topbar -------------------------------------------------------------- */
.topbar { background: var(--topbar-bg); color: #fff; padding: 16px 24px 12px; position: sticky; top: 0; z-index: 30; }
.topbar-inner { max-width: var(--maxw); margin: 0 auto; display: flex; align-items: center; justify-content: space-between; gap: 16px; flex-wrap: wrap; }
.brand .eyebrow { color: #38bdf8; font-size: 11px; font-weight: 700; letter-spacing: 1.5px; }
.brand h1 { margin: 2px 0 0; font-size: 19px; font-weight: 650; }
.subtitle { color: #94a3b8; font-size: 12px; }
.controls { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.search { background: var(--ctrl-bg); color: #fff; border: 1px solid var(--ctrl-border); border-radius: 8px;
  padding: 7px 11px; font-size: 13px; min-width: 150px; }
.search::placeholder { color: #64748b; }
.range-toggle { display: inline-flex; background: var(--ctrl-bg); border-radius: 8px; padding: 3px; }
.range-toggle button { background: transparent; color: var(--ctrl-ink); border: 0; padding: 6px 11px; font-size: 13px; border-radius: 6px; cursor: pointer; }
.range-toggle button.active { background: var(--accent); color: #fff; }
.btn { background: var(--ctrl-bg); color: var(--ctrl-ink); border: 1px solid var(--ctrl-border);
  padding: 7px 11px; border-radius: 8px; font-size: 13px; cursor: pointer; line-height: 1; white-space: nowrap; }
.btn:hover { background: #334155; color: #fff; }
.btn.icon { min-width: 36px; text-align: center; }
.btn.small { padding: 5px 9px; font-size: 12px; }
.btn.primary, .btn.active { background: var(--accent); color: #fff; border-color: var(--accent); }
.btn.danger:hover { background: var(--bad); border-color: var(--bad); }

.subbar { max-width: var(--maxw); margin: 8px auto 0; display: flex; justify-content: space-between; align-items: center; gap: 12px; flex-wrap: wrap; }
.updated { color: #94a3b8; font-size: 12px; }
.editbar { display: flex; gap: 8px; align-items: center; }
.edit-hint { color: #fbbf24; font-size: 12px; }

/* ---- Groups -------------------------------------------------------------- */
.groups { max-width: var(--maxw); margin: 18px auto 60px; padding: 0 24px; }
.group { margin-bottom: 18px; }
.group-head { display: flex; align-items: center; gap: 8px; padding: 4px 2px 8px; border-bottom: 1px solid var(--line); margin-bottom: 12px; }
.group-title { font-size: 14px; font-weight: 700; color: var(--ink); letter-spacing: .2px; }
.group-count { font-size: 11px; color: var(--muted); }
.group-collapse { background: none; border: 0; color: var(--muted); cursor: pointer; font-size: 13px; padding: 2px 6px; }
.group-grip { cursor: grab; color: var(--muted); padding: 0 4px; display: none; }
.group-actions { margin-left: auto; display: none; gap: 6px; }
body.editing .group-grip { display: inline; }
body.editing .group-actions { display: inline-flex; }
.group.collapsed .group-grid { display: none; }

.group-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(250px, 1fr)); gap: 16px; }
.group-grid.empty-hint { min-height: 40px; border: 1px dashed var(--line); border-radius: 10px; }

/* ---- Cards --------------------------------------------------------------- */
.card { background: var(--panel); border: 1px solid var(--line); border-radius: 14px; padding: 14px 14px 10px;
  box-shadow: var(--shadow); display: flex; flex-direction: column; position: relative; transition: background .2s, border-color .2s; }
.card[data-width="2"] { grid-column: span 2; }
.card[data-width="3"] { grid-column: span 3; }
.card-head { display: flex; justify-content: space-between; align-items: flex-start; gap: 8px; }
.card-label { font-size: 14px; font-weight: 600; color: var(--ink); }
.card-note { font-size: 11px; color: var(--muted); margin-top: 2px; line-height: 1.3; }
.badge { font-size: 10px; text-transform: uppercase; letter-spacing: .4px; color: var(--muted); border: 1px solid var(--line); border-radius: 999px; padding: 2px 8px; white-space: nowrap; }
.value-row { display: flex; align-items: baseline; gap: 10px; margin: 12px 0 2px; flex-wrap: wrap; }
.value { font-size: 30px; font-weight: 700; line-height: 1; color: var(--ink); }
.value .unit { font-size: 14px; font-weight: 600; color: var(--muted); margin-left: 2px; }
.change { font-size: 13px; font-weight: 600; }
.change.bad { color: var(--bad); } .change.good { color: var(--good); }
.change.neutral { color: var(--accent); } .change.flat { color: var(--muted); }
.asof { font-size: 11px; color: var(--muted); margin-bottom: 8px; }
.chart-wrap { position: relative; height: 104px; margin-top: auto; }
.card.error .value { font-size: 15px; color: var(--bad); }

/* card tools */
.card-tools { position: absolute; top: 8px; right: 8px; display: flex; gap: 2px; opacity: 0; transition: opacity .15s; }
.card:hover .card-tools, body.editing .card-tools { opacity: 1; }
.card-tools button { background: var(--page-bg); border: 1px solid var(--line); color: var(--muted); border-radius: 6px;
  width: 24px; height: 24px; font-size: 12px; cursor: pointer; display: inline-flex; align-items: center; justify-content: center; }
.card-tools button:hover { color: var(--ink); border-color: var(--accent); }
.card-grip { cursor: grab; display: none; }
body.editing .card-grip { display: inline-flex; }
.width-ctl { display: none; gap: 2px; }
body.editing .width-ctl { display: inline-flex; }
.card.pinned .pin-btn { color: var(--accent); border-color: var(--accent); }

/* compare select */
body.comparing .card { cursor: pointer; }
.card.selected { outline: 2px solid var(--accent); outline-offset: 1px; }
.card .sel-check { position: absolute; top: 8px; left: 8px; width: 20px; height: 20px; border-radius: 50%;
  background: var(--accent); color: #fff; font-size: 12px; display: none; align-items: center; justify-content: center; }
.card.selected .sel-check { display: inline-flex; }

/* density compact */
body.compact .value { font-size: 24px; }
body.compact .chart-wrap { height: 76px; }
body.compact .card { padding: 11px 11px 8px; }
body.compact .group-grid { grid-template-columns: repeat(auto-fill, minmax(215px, 1fr)); gap: 12px; }

/* ---- Compare bar --------------------------------------------------------- */
.compare-bar { position: fixed; bottom: 18px; left: 50%; transform: translateX(-50%); z-index: 40;
  background: var(--topbar-bg); color: #fff; border-radius: 12px; padding: 10px 14px; display: flex; gap: 10px; align-items: center; box-shadow: 0 6px 24px rgba(0,0,0,.3); }
.compare-bar span { font-size: 13px; }

/* ---- Modals -------------------------------------------------------------- */
.modal { position: fixed; inset: 0; background: rgba(2,6,23,.55); z-index: 50; display: flex; align-items: center; justify-content: center; padding: 20px; }
.modal[hidden] { display: none; }
.modal-card { background: var(--panel); color: var(--ink); border-radius: 14px; width: 520px; max-width: 100%; max-height: 88vh; overflow: auto; box-shadow: 0 20px 60px rgba(0,0,0,.4); }
.modal-card.large { width: 920px; }
.modal-head { display: flex; justify-content: space-between; align-items: center; padding: 16px 18px; border-bottom: 1px solid var(--line); position: sticky; top: 0; background: var(--panel); }
.modal-head h2 { margin: 0; font-size: 16px; }
.modal-x { background: none; border: 0; font-size: 16px; cursor: pointer; color: var(--muted); }
.modal-body { padding: 16px 18px; }
.modal-chart { position: relative; height: 340px; margin-bottom: 14px; }
.stats { display: grid; grid-template-columns: repeat(auto-fit, minmax(110px,1fr)); gap: 10px; margin-bottom: 14px; }
.stat { background: var(--page-bg); border: 1px solid var(--line); border-radius: 10px; padding: 8px 10px; }
.stat .k { font-size: 11px; color: var(--muted); } .stat .v { font-size: 16px; font-weight: 700; }
.row { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; margin-bottom: 10px; }
.seg { display: inline-flex; background: var(--page-bg); border: 1px solid var(--line); border-radius: 8px; padding: 2px; }
.seg button { background: none; border: 0; padding: 5px 9px; font-size: 12px; border-radius: 6px; cursor: pointer; color: var(--muted); }
.seg button.active { background: var(--accent); color: #fff; }

/* manage / layouts lists */
.manage-group { font-size: 12px; font-weight: 700; color: var(--muted); margin: 12px 0 6px; text-transform: uppercase; letter-spacing: .4px; }
.manage-item, .preset-item { display: flex; align-items: center; gap: 8px; padding: 5px 0; font-size: 13px; }
.manage-item label { display: flex; gap: 8px; align-items: center; cursor: pointer; flex: 1; }
.preset-item { justify-content: space-between; border-bottom: 1px solid var(--line); }
.field { width: 100%; padding: 8px 10px; border: 1px solid var(--line); border-radius: 8px; background: var(--page-bg); color: var(--ink); font-size: 13px; }
.muted { color: var(--muted); font-size: 12px; }
.hr { height: 1px; background: var(--line); margin: 14px 0; border: 0; }

.footer { max-width: var(--maxw); margin: 10px auto 40px; padding: 0 24px; color: var(--muted); font-size: 12px; }
.skeleton { animation: pulse 1.3s ease-in-out infinite; background: var(--skeleton); border-radius: 6px; }
@keyframes pulse { 0%,100% { opacity: 1; } 50% { opacity: .55; } }
.sortable-ghost { opacity: .4; }
.sortable-chosen { box-shadow: 0 0 0 2px var(--accent); }