:root {
  --navy: #0B1B4D; --blue: #1E5EFF; --pink: #FF3D9A; --green: #12A150; --amber: #C77700; --red: #E5484D;
  --bg: #EEF2FB; --card: #FFFFFF; --ink: #13224A; --muted: #6B7A99; --line: #E3E9F7; --soft: #F5F7FD;
  --font: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0A1230; --card: #121C42; --ink: #E7ECFA; --muted: #95A3C6; --line: #243063; --soft: #18245A;
    --blue: #4B7DFF; --amber: #F0A23B; --green: #33C57A; color-scheme: dark;
  }
}
* { box-sizing: border-box; }
html, body { margin: 0; }
body { background: var(--bg); color: var(--ink); font: 15px/1.5 var(--font); min-height: 100vh; }
[hidden] { display: none !important; }
h1 { font-size: 22px; margin: 0 0 6px; }
h2 { font-size: 15px; margin: 0 0 12px; }
.muted { color: var(--muted); }
.center { text-align: center; }

.top { display: flex; align-items: center; justify-content: space-between; gap: 12px; flex-wrap: wrap;
  background: var(--navy); color: #fff; padding: 12px 20px; border-bottom: 4px solid var(--pink); }
.brand { display: flex; align-items: center; gap: 10px; font-weight: 700; }
.cube { display: inline-grid; place-items: center; width: 34px; height: 34px; border-radius: 9px; background: #1E5EFF; font-weight: 800; font-size: 14px; }
.who { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; font-size: 14px; }
.who-vendor { font-weight: 700; }
.who-email { opacity: .75; }

main { max-width: 1180px; margin: 0 auto; padding: 20px 16px 40px; }
.card { background: var(--card); border: 1px solid var(--line); border-radius: 14px; padding: 18px; min-width: 0; }
.auth { max-width: 420px; margin: 40px auto; }
form { display: grid; gap: 12px; margin-top: 16px; }
label { display: grid; gap: 4px; font-weight: 600; font-size: 14px; }
input, select { font: inherit; color: var(--ink); background: var(--soft); border: 1px solid var(--line); border-radius: 9px; padding: 9px 11px; min-width: 0; }
input:focus, select:focus, button:focus-visible { outline: 2px solid var(--blue); outline-offset: 1px; }
.btn { font: inherit; font-weight: 700; border: 0; border-radius: 10px; padding: 11px 16px; cursor: pointer; }
.btn.primary { background: var(--blue); color: #fff; }
.btn.primary:disabled { opacity: .6; cursor: wait; }
.btn.ghost { background: transparent; color: inherit; border: 1px solid rgba(255,255,255,.35); }
.btn.small { padding: 6px 12px; font-size: 13px; }
.link { background: none; border: 0; color: var(--blue); font: inherit; padding: 0; margin-top: 14px; cursor: pointer; }
.err { color: var(--red); margin: 0; min-height: 0; font-weight: 600; }
.err:empty, .ok:empty { display: none; }
.ok { color: var(--green); margin: 0; font-weight: 600; }

.bar { display: flex; justify-content: space-between; align-items: center; gap: 12px; flex-wrap: wrap; margin-bottom: 16px; }
.tabs, .seg { display: inline-flex; background: var(--card); border: 1px solid var(--line); border-radius: 10px; padding: 3px; }
.tab, .seg button { font: inherit; font-size: 14px; border: 0; background: none; color: var(--muted); padding: 6px 12px; border-radius: 8px; cursor: pointer; }
.tab.on, .seg button.on { background: var(--blue); color: #fff; font-weight: 600; }
.filters { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; }
.custom { display: inline-flex; gap: 6px; align-items: center; flex-wrap: wrap; }

.kpis { display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: 12px; margin-bottom: 16px; }
.kpi { background: var(--card); border: 1px solid var(--line); border-radius: 14px; padding: 14px 16px; display: grid; gap: 2px; min-width: 0; }
.k-label { color: var(--muted); font-size: 13px; }
.k-val { font-size: 22px; font-weight: 800; overflow-wrap: anywhere; }
.grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; }
.wide { grid-column: 1 / -1; }
.foot { font-size: 13px; margin-top: 16px; }

table { width: 100%; border-collapse: collapse; font-size: 14px; }
th { text-align: left; color: var(--muted); font-weight: 600; font-size: 12px; text-transform: uppercase; letter-spacing: .04em; }
th, td { padding: 7px 8px; border-bottom: 1px solid var(--line); vertical-align: top; }
tr:last-child td { border-bottom: 0; }
td.n, th.n { text-align: right; white-space: nowrap; font-variant-numeric: tabular-nums; }
.scroll { overflow-x: auto; }
.empty { color: var(--muted); margin: 0; }
.tag { display: inline-block; font-size: 12px; font-weight: 700; padding: 2px 8px; border-radius: 999px; background: var(--soft); white-space: nowrap; }
.tag.good { color: var(--green); }
.tag.warn { color: var(--amber); }
.tag.bad { color: var(--red); }
.neg { color: var(--red); font-weight: 700; }

.meter { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 2px 10px; margin-bottom: 10px; font-size: 14px; }
.meter .track { grid-column: 1 / -1; height: 8px; border-radius: 99px; background: var(--soft); overflow: hidden; }
.meter .fill { height: 100%; border-radius: 99px; background: var(--blue); }
.meter .fill.alt { background: var(--pink); }

.chart svg { width: 100%; height: 220px; display: block; }
.chart .bar-r { fill: var(--blue); }
.chart .bar-r:hover { fill: var(--pink); }
.chart .axis { fill: var(--muted); font-size: 11px; }
.chart .grid-l { stroke: var(--line); }
.stock-head { display: flex; justify-content: space-between; align-items: center; gap: 12px; flex-wrap: wrap; margin-bottom: 8px; }
.stock-head h2 { margin: 0; }

@media (max-width: 1000px) {
  .kpis { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}
@media (max-width: 900px) {
  .grid { grid-template-columns: minmax(0, 1fr); }
}
@media (max-width: 640px) {
  .kpis { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 520px) {
  .top { padding: 10px 16px; }
  .who-email { display: none; }
  .auth { margin: 16px auto; }
  .k-val { font-size: 19px; }
  .filters, .filters select { width: 100%; }
}