:root {
  --bg: #f3f6fb;
  --surface: #ffffff;
  --surface-2: #f7f9fc;
  --text: #142033;
  --heading: #0b1633;
  --muted: #5b6a7e;
  --line: #dde5ef;
  --rail: #0b1633;
  --rail-text: #c7d3e6;
  --accent: #155eef;
  --accent-soft: #e8f0ff;
  --fraud: #b83227;
  --fraud-soft: #fdecea;
  --normal: #5a6b78;
  --teal: #0f7c82;
  --teal-soft: #e3f4f4;
  --amber: #c98a00;
  --amber-soft: #fff5d6;
  --ok: #138a52;
  --ok-soft: #e4f6ec;
  --shadow: 0 1px 2px rgba(16, 36, 70, .06), 0 6px 18px rgba(16, 36, 70, .06);
  --radius: 14px;
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #0d1420; --surface: #141d2b; --surface-2: #1a2535; --text: #dbe4f0;
    --heading: #f2f6fb; --muted: #93a3b8; --line: #263347; --rail: #080d16;
    --accent: #5b8dff; --accent-soft: #1b2a47; --fraud: #f0735f; --fraud-soft: #3a1f1c;
    --normal: #8fa1b0; --teal: #3fb7bd; --teal-soft: #15302f; --amber: #f0b429;
    --amber-soft: #3a2f12; --ok: #4cc98a; --ok-soft: #133024;
    --shadow: 0 1px 2px rgba(0,0,0,.3), 0 6px 18px rgba(0,0,0,.25);
    color-scheme: dark;
  }
}

* { box-sizing: border-box; margin: 0; padding: 0; }
body {
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, "Segoe UI", sans-serif;
  background: var(--bg); color: var(--text); font-size: 14px; line-height: 1.55;
}
a { color: var(--accent); }
button { font: inherit; cursor: pointer; }
.hidden { display: none !important; }
.muted { color: var(--muted); font-weight: 500; }

/* LAYOUT */
.app { display: grid; grid-template-columns: 232px minmax(0, 1fr); min-height: 100vh; }
.rail {
  position: sticky; top: 0; height: 100vh; display: flex; flex-direction: column;
  background: var(--rail); color: var(--rail-text); padding: 18px 14px;
}
.rail-brand { display: flex; align-items: center; gap: 10px; text-decoration: none; color: #fff; padding: 4px 6px 20px; }
.rail-logo {
  width: 38px; height: 38px; display: grid; place-items: center; border-radius: 11px;
  background: linear-gradient(145deg, #f0735f, #b83227); font-weight: 900; font-size: 13px;
}
.rail-name { font-weight: 850; font-size: 16px; letter-spacing: .01em; }
.rail-nav { display: flex; flex-direction: column; gap: 3px; flex: 1; }
.rail-nav .sec { margin: 14px 8px 6px; font-size: 10.5px; font-weight: 800; letter-spacing: .09em; text-transform: uppercase; color: #6f82a0; }
.rail-nav button {
  display: flex; align-items: center; gap: 10px; width: 100%; padding: 10px 11px;
  border: 0; border-radius: 10px; background: transparent; color: var(--rail-text);
  text-align: left; font-weight: 600; font-size: 13.5px;
}
.rail-nav button:hover { background: rgba(255,255,255,.06); color: #fff; }
.rail-nav button.on { background: rgba(91,141,255,.18); color: #fff; box-shadow: inset 3px 0 0 #5b8dff; }
.rail-nav button:disabled { opacity: .38; cursor: not-allowed; }
.rail-nav .ico { width: 20px; text-align: center; opacity: .9; }
.rail-foot { display: flex; gap: 8px; font-size: 11.5px; line-height: 1.45; color: #8193ad; padding: 10px 6px 0; border-top: 1px solid rgba(255,255,255,.08); }

.main { min-width: 0; display: flex; flex-direction: column; }
.topbar {
  position: sticky; top: 0; z-index: 20; display: flex; align-items: center; justify-content: space-between;
  gap: 16px; padding: 14px 28px; background: color-mix(in srgb, var(--surface) 92%, transparent);
  backdrop-filter: blur(12px); border-bottom: 1px solid var(--line);
}
.topbar-title small { display: block; color: var(--muted); font-size: 11.5px; font-weight: 700; letter-spacing: .06em; text-transform: uppercase; }
.topbar-title h1 { font-size: 20px; color: var(--heading); letter-spacing: -.01em; }
.topbar-actions { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; justify-content: flex-end; }
.chip {
  display: inline-flex; align-items: center; gap: 6px; padding: 6px 11px; border-radius: 999px;
  background: var(--accent-soft); color: var(--accent); font-size: 12px; font-weight: 700; max-width: 360px;
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.view { padding: 24px 28px 60px; }

/* BUTTONS */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 6px; padding: 9px 15px;
  border-radius: 10px; border: 1px solid var(--line); background: var(--surface); color: var(--text);
  font-weight: 700; font-size: 13px; text-decoration: none; white-space: nowrap;
}
.btn:hover { border-color: var(--accent); color: var(--accent); }
.btn.primary { background: var(--accent); border-color: var(--accent); color: #fff; }
.btn.primary:hover { filter: brightness(1.08); color: #fff; }
.btn.big { padding: 13px 22px; font-size: 14.5px; }
.btn.ghost { background: transparent; }
.btn.sm { padding: 6px 10px; font-size: 12px; }
.row-end { display: flex; justify-content: flex-end; gap: 10px; margin-top: 14px; flex-wrap: wrap; }

/* DATA PAGE */
.intro { display: flex; justify-content: space-between; align-items: flex-start; gap: 24px; flex-wrap: wrap; margin-bottom: 8px; }
.intro h2 { font-size: 24px; color: var(--heading); letter-spacing: -.02em; }
.intro p { color: var(--muted); max-width: 640px; margin-top: 6px; }
.steps { list-style: none; display: flex; gap: 6px; flex-wrap: wrap; }
.steps li { display: flex; align-items: center; gap: 7px; padding: 7px 12px; border-radius: 999px; background: var(--surface); border: 1px solid var(--line); font-size: 12px; font-weight: 650; color: var(--muted); }
.steps b { width: 20px; height: 20px; display: grid; place-items: center; border-radius: 50%; background: var(--surface-2); font-size: 11px; }
.steps li.on { color: var(--accent); border-color: var(--accent); }
.steps li.on b { background: var(--accent); color: #fff; }
.block-title { margin: 26px 0 12px; font-size: 15px; color: var(--heading); }

.mode-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 14px; }
.mode-card {
  display: flex; gap: 14px; padding: 18px; border: 1.5px solid var(--line); border-radius: var(--radius);
  background: var(--surface); cursor: pointer; box-shadow: var(--shadow); transition: border-color .15s;
}
.mode-card input { display: none; }
.mode-card:has(input:checked) { border-color: var(--accent); box-shadow: 0 0 0 3px var(--accent-soft); }
.mode-ico { flex: none; width: 44px; height: 44px; display: grid; place-items: center; border-radius: 12px; background: var(--accent-soft); color: var(--accent); font-size: 20px; }
.mode-card strong { display: block; color: var(--heading); font-size: 15px; }
.mode-card small { display: block; margin-top: 4px; color: var(--muted); font-size: 12.5px; line-height: 1.55; }

.tabs { display: flex; gap: 4px; border-bottom: 1px solid var(--line); margin-bottom: 14px; overflow-x: auto; }
.tab { padding: 10px 14px; border: 0; background: none; color: var(--muted); font-weight: 700; border-bottom: 2.5px solid transparent; white-space: nowrap; }
.tab.on { color: var(--accent); border-bottom-color: var(--accent); }
.tab-panel { display: none; }
.tab-panel.on { display: block; }
.drop {
  display: flex; flex-direction: column; align-items: center; gap: 6px; padding: 40px 20px; text-align: center;
  border: 2px dashed var(--line); border-radius: var(--radius); background: var(--surface); cursor: pointer; transition: .15s;
}
.drop:hover, .drop.over { border-color: var(--accent); background: var(--accent-soft); }
.drop-ico { font-size: 30px; color: var(--accent); }
.drop strong { color: var(--heading); }
.drop small, .hint { color: var(--muted); font-size: 12.5px; }
.hint { margin-top: 10px; }
.sample-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 14px; }
.sample { text-align: left; padding: 18px; border: 1px solid var(--line); border-radius: var(--radius); background: var(--surface); color: var(--text); box-shadow: var(--shadow); }
.sample:hover { border-color: var(--accent); }
.sample strong { display: block; color: var(--heading); font-size: 15px; }
.sample small { display: block; margin: 6px 0 12px; color: var(--muted); font-size: 12.5px; }
.sample span { color: var(--accent); font-weight: 800; font-size: 13px; }
textarea { width: 100%; padding: 12px; border: 1px solid var(--line); border-radius: 12px; background: var(--surface); color: var(--text); font: 12.5px/1.5 ui-monospace, Consolas, monospace; resize: vertical; }
.grid-wrap { overflow: auto; border: 1px solid var(--line); border-radius: 12px; background: var(--surface); max-height: 360px; }
.grid { border-collapse: collapse; width: 100%; font-size: 12.5px; }
.grid th { position: sticky; top: 0; background: var(--surface-2); text-align: left; padding: 8px 10px; border-bottom: 1px solid var(--line); white-space: nowrap; }
.grid td { border-bottom: 1px solid var(--line); border-right: 1px solid var(--line); min-width: 90px; padding: 0; }
.grid td input { width: 100%; border: 0; padding: 8px 10px; background: transparent; color: var(--text); font: inherit; }
.grid td input:focus { outline: 2px solid var(--accent); outline-offset: -2px; }

.status { margin-top: 16px; padding: 12px 14px; border-radius: 12px; background: var(--accent-soft); color: var(--accent); font-weight: 650; }
.status.err { background: var(--fraud-soft); color: var(--fraud); }
.status.ok { background: var(--ok-soft); color: var(--ok); }
.preview { overflow: auto; border: 1px solid var(--line); border-radius: 12px; background: var(--surface); margin-bottom: 14px; }
.preview table { border-collapse: collapse; font-size: 12px; width: 100%; }
.preview th, .preview td { padding: 7px 10px; border-bottom: 1px solid var(--line); white-space: nowrap; text-align: left; }
.preview th { background: var(--surface-2); color: var(--heading); }
.preview th em { display: block; font-style: normal; font-weight: 600; color: var(--muted); font-size: 10.5px; }
.mapping, .params { display: grid; grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); gap: 12px; }
.field { display: flex; flex-direction: column; gap: 5px; padding: 12px; border: 1px solid var(--line); border-radius: 12px; background: var(--surface); }
.field > span { font-weight: 750; color: var(--heading); font-size: 13px; }
.field > small { color: var(--muted); font-size: 11.5px; line-height: 1.45; }
.field.wide { grid-column: 1 / -1; }
select, input[type="number"], input[type="text"], input[type="search"] {
  width: 100%; padding: 8px 10px; border: 1px solid var(--line); border-radius: 9px; background: var(--surface); color: var(--text); font: inherit;
}
.checks { display: flex; flex-wrap: wrap; gap: 6px; }
.checks label { display: inline-flex; gap: 6px; align-items: center; padding: 5px 10px; border: 1px solid var(--line); border-radius: 999px; font-size: 12.5px; cursor: pointer; background: var(--surface-2); }
.checks label:has(input:checked) { border-color: var(--accent); background: var(--accent-soft); color: var(--accent); font-weight: 700; }
.checks input { accent-color: var(--accent); }
.settings { margin-top: 14px; border: 1px solid var(--line); border-radius: 12px; background: var(--surface); padding: 12px 14px; }
.settings summary { cursor: pointer; font-weight: 750; color: var(--heading); }
.settings .params { margin-top: 12px; }

/* SLICERS */
.slicer-bar {
  display: flex; flex-wrap: wrap; align-items: flex-end; gap: 12px; padding: 12px 28px;
  background: var(--surface); border-bottom: 1px solid var(--line);
}
.slicer { display: flex; flex-direction: column; gap: 3px; min-width: 150px; }
.slicer label { font-size: 10.5px; font-weight: 800; letter-spacing: .06em; text-transform: uppercase; color: var(--muted); }
.slicer select, .slicer input { padding: 6px 9px; font-size: 13px; }
.slicer-note { font-size: 12px; color: var(--muted); margin-left: auto; }
.filter-pill { display: inline-flex; align-items: center; gap: 6px; padding: 5px 10px; border-radius: 999px; background: var(--amber-soft); color: var(--amber); font-size: 12px; font-weight: 750; }
.filter-pill button { border: 0; background: none; color: inherit; font-weight: 900; }

/* DASHBOARD */
.dash { display: grid; grid-template-columns: repeat(12, minmax(0, 1fr)); gap: 16px; }
.kpis { grid-column: 1 / -1; display: grid; grid-template-columns: repeat(auto-fit, minmax(170px, 1fr)); gap: 14px; }
.kpi { padding: 16px 18px; border-radius: var(--radius); background: var(--surface); border: 1px solid var(--line); box-shadow: var(--shadow); position: relative; overflow: hidden; }
.kpi::before { content: ""; position: absolute; left: 0; top: 0; bottom: 0; width: 4px; background: var(--k, var(--accent)); }
.kpi small { display: block; color: var(--muted); font-size: 11.5px; font-weight: 750; text-transform: uppercase; letter-spacing: .05em; }
.kpi b { display: block; margin-top: 4px; font-size: 26px; color: var(--heading); letter-spacing: -.02em; line-height: 1.15; }
.kpi span { display: block; margin-top: 3px; font-size: 12px; color: var(--muted); }
.kpi.red { --k: var(--fraud); } .kpi.teal { --k: var(--teal); } .kpi.amber { --k: var(--amber); } .kpi.ok { --k: var(--ok); }

.card { grid-column: span 6; padding: 16px 18px; border-radius: var(--radius); background: var(--surface); border: 1px solid var(--line); box-shadow: var(--shadow); min-width: 0; }
.card.w4 { grid-column: span 4; } .card.w5 { grid-column: span 5; } .card.w7 { grid-column: span 7; } .card.w8 { grid-column: span 8; } .card.w12 { grid-column: 1 / -1; }
.card-head { display: flex; justify-content: space-between; align-items: flex-start; gap: 10px; margin-bottom: 10px; }
.card h3 { font-size: 14.5px; color: var(--heading); }
.card .sub { font-size: 12px; color: var(--muted); margin-top: 2px; }
.chart-box { position: relative; height: 270px; }
.chart-box.tall { height: 340px; }
.chart-box.short { height: 220px; }

.insight { grid-column: 1 / -1; padding: 18px 20px; border-radius: var(--radius); border: 1px solid color-mix(in srgb, var(--accent) 30%, var(--line)); background: linear-gradient(100deg, var(--accent-soft), var(--surface) 70%); }
.insight h3 { font-size: 15px; color: var(--heading); margin-bottom: 8px; display: flex; gap: 8px; align-items: center; }
.insight ul { padding-left: 18px; display: grid; gap: 6px; }
.insight li::marker { color: var(--accent); }
.badge { display: inline-block; padding: 2px 8px; border-radius: 999px; font-size: 11px; font-weight: 800; }
.badge.red { background: var(--fraud-soft); color: var(--fraud); }
.badge.ok { background: var(--ok-soft); color: var(--ok); }
.badge.amber { background: var(--amber-soft); color: var(--amber); }
.badge.gray { background: var(--surface-2); color: var(--muted); }
.note { padding: 12px 14px; border-radius: 12px; background: var(--surface-2); border-left: 3px solid var(--teal); color: var(--muted); font-size: 12.5px; margin-top: 10px; }

.tbl-wrap { overflow: auto; max-height: 460px; border: 1px solid var(--line); border-radius: 10px; }
.tbl { width: 100%; border-collapse: collapse; font-size: 12.5px; }
.tbl th { position: sticky; top: 0; z-index: 1; background: var(--surface-2); color: var(--heading); text-align: left; padding: 8px 10px; border-bottom: 1px solid var(--line); white-space: nowrap; cursor: pointer; user-select: none; }
.tbl td { padding: 7px 10px; border-bottom: 1px solid var(--line); white-space: nowrap; }
.tbl td.num, .tbl th.num { text-align: right; font-variant-numeric: tabular-nums; }
.tbl tr:hover td { background: var(--surface-2); }
.tbl tr.flag td:first-child { box-shadow: inset 3px 0 0 var(--fraud); }
.bar-cell { display: flex; align-items: center; gap: 8px; }
.bar-cell i { display: block; height: 7px; border-radius: 4px; background: var(--fraud); min-width: 2px; }
.toolbar { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; margin-bottom: 10px; }
.toolbar input[type="search"] { max-width: 260px; }

.form-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(200px, 1fr)); gap: 10px; }
.form-grid label { display: flex; flex-direction: column; gap: 4px; font-size: 12.5px; font-weight: 650; color: var(--heading); }
.form-grid label small { font-weight: 500; color: var(--muted); }
.ratio-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(230px, 1fr)); gap: 12px; margin-top: 14px; }
.ratio { padding: 14px; border: 1px solid var(--line); border-radius: 12px; background: var(--surface-2); }
.ratio strong { display: block; font-size: 13px; color: var(--heading); }
.ratio b { display: block; font-size: 22px; margin: 4px 0; color: var(--heading); }
.ratio .scale { position: relative; height: 8px; border-radius: 4px; margin: 10px 0 6px; background: linear-gradient(90deg, var(--ok-soft), var(--amber-soft), var(--fraud-soft)); }
.ratio .scale i { position: absolute; top: -4px; width: 4px; height: 16px; border-radius: 2px; background: var(--heading); transform: translateX(-2px); }
.ratio .meta { font-size: 11.5px; color: var(--muted); }

.empty { padding: 60px 20px; text-align: center; color: var(--muted); }
.empty strong { display: block; font-size: 16px; color: var(--heading); margin-bottom: 6px; }

.toast {
  position: fixed; right: 20px; bottom: 20px; z-index: 99; max-width: 380px; padding: 12px 16px; border-radius: 12px;
  background: var(--heading); color: var(--bg); font-weight: 650; box-shadow: 0 10px 30px rgba(0,0,0,.25);
  transform: translateY(150%); transition: transform .25s;
}
.toast.show { transform: none; }
.spinner { display: inline-block; width: 14px; height: 14px; border: 2px solid currentColor; border-right-color: transparent; border-radius: 50%; animation: spin .7s linear infinite; vertical-align: -2px; margin-right: 6px; }
@keyframes spin { to { transform: rotate(360deg); } }

@media (max-width: 1100px) {
  .card, .card.w4, .card.w5, .card.w7, .card.w8 { grid-column: 1 / -1; }
}
@media (max-width: 820px) {
  .app { grid-template-columns: 1fr; }
  .rail { position: sticky; top: 0; z-index: 30; height: auto; flex-direction: row; align-items: center; padding: 8px 10px; gap: 8px; overflow-x: auto; }
  .rail-brand { padding: 0 6px 0 0; }
  .rail-name, .rail-foot, .rail-nav .sec { display: none; }
  .rail-nav { flex-direction: row; gap: 4px; }
  .rail-nav button { white-space: nowrap; padding: 8px 10px; }
  .rail-nav button.on { box-shadow: inset 0 -3px 0 #5b8dff; }
  .topbar { position: static; padding: 12px 16px; }
  .view { padding: 18px 16px 48px; }
  .slicer-bar { padding: 10px 16px; }
  .mode-grid, .sample-grid { grid-template-columns: 1fr; }
}

@media print {
  .rail, .topbar-actions, .slicer-bar, .toolbar, .page[data-page="data"] { display: none !important; }
  .app { display: block; }
  body { background: #fff; }
  .page { display: block !important; break-after: page; }
  .card, .kpi, .insight { box-shadow: none; break-inside: avoid; }
  .tbl-wrap { max-height: none; overflow: visible; }
}