:root {
  color-scheme: light dark;
  --bg: #f4f6f8;
  --panel: #ffffff;
  --panel-2: #eef1f5;
  --line: #dde2e9;
  --line-soft: #e8ecf1;
  --ink: #10151d;
  --ink-2: #4d5766;
  --ink-3: #808b9b;
  --accent: #1d5fd6;
  --accent-ink: #ffffff;
  --good: #0f7a52;
  --good-bg: #dff0e7;
  --warn: #a8620a;
  --warn-bg: #f7e9d4;
  --bad: #b3261e;
  --bad-bg: #f7dedc;
  --side: #131a24;
  --side-ink: #c6cedb;
  --radius: 6px;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0d1219;
    --panel: #141c26;
    --panel-2: #1b2430;
    --line: #27313f;
    --line-soft: #1f2833;
    --ink: #e6ebf2;
    --ink-2: #a3aebd;
    --ink-3: #78839200;
    --ink-3: #7a8593;
    --accent: #5b93f5;
    --accent-ink: #08111f;
    --good: #4ec08c;
    --good-bg: #122f24;
    --warn: #e0a250;
    --warn-bg: #33260f;
    --bad: #f08a84;
    --bad-bg: #331a18;
    --side: #0a0f16;
    --side-ink: #99a4b4;
  }
}
* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  background: var(--bg); color: var(--ink);
  font: 14px/1.55 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  -webkit-font-smoothing: antialiased;
}
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
code { font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; font-size: 12.5px;
  background: var(--panel-2); padding: 1px 5px; border-radius: 3px; }
.num, .r { font-variant-numeric: tabular-nums; }
.r { text-align: right; }
.muted { color: var(--ink-3); }
.small { font-size: 12.5px; }

/* ---------- shell ---------- */
.shell { display: grid; grid-template-columns: 216px 1fr; min-height: 100vh; }
.side { background: var(--side); color: var(--side-ink); display: flex; flex-direction: column;
  padding: 18px 0; position: sticky; top: 0; height: 100vh; }
.brand { display: flex; align-items: center; gap: 9px; font-weight: 650; font-size: 16px;
  color: #fff; padding: 0 20px 18px; letter-spacing: -.01em; }
.brand .dot { width: 9px; height: 9px; border-radius: 50%; background: var(--accent); box-shadow: 0 0 0 3px rgba(29,95,214,.25); }
.side nav { display: flex; flex-direction: column; gap: 1px; }
.side nav a { color: var(--side-ink); padding: 8px 20px; font-size: 13.5px; border-left: 2px solid transparent; }
.side nav a:hover { color: #fff; background: rgba(255,255,255,.04); text-decoration: none; }
.side nav a.on { color: #fff; background: rgba(255,255,255,.07); border-left-color: var(--accent); font-weight: 550; }
.side-foot { margin-top: auto; padding: 16px 20px 0; border-top: 1px solid rgba(255,255,255,.08); }
.who { display: flex; flex-direction: column; font-size: 12.5px; margin-bottom: 8px; }
.who strong { color: #fff; font-weight: 550; }
.who span { color: var(--side-ink); text-transform: capitalize; }
button.link { background: none; border: 0; color: var(--side-ink); font-size: 12.5px; cursor: pointer; padding: 0; }
button.link:hover { color: #fff; text-decoration: underline; }
main { padding: 26px 30px 60px; max-width: 1240px; }

/* ---------- page header ---------- */
.ph { display: flex; align-items: flex-start; justify-content: space-between; gap: 20px;
  margin-bottom: 22px; flex-wrap: wrap; }
.ph h1 { font-size: 22px; margin: 0 0 3px; letter-spacing: -.015em; font-weight: 620; }
.ph p { margin: 0; color: var(--ink-3); font-size: 13.5px; }
.ph-actions { display: flex; gap: 8px; align-items: center; }

/* ---------- kpis ---------- */
.kpis { display: grid; grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 1px; background: var(--line); border: 1px solid var(--line); border-radius: var(--radius);
  overflow: hidden; margin-bottom: 22px; }
.kpi { background: var(--panel); padding: 13px 16px; display: flex; flex-direction: column; gap: 2px; }
.kpi .l { font-size: 11.5px; text-transform: uppercase; letter-spacing: .06em; color: var(--ink-3); }
.kpi .v { font-size: 21px; font-weight: 600; font-variant-numeric: tabular-nums; letter-spacing: -.01em; }
.kpi .s { font-size: 12px; color: var(--ink-3); }

/* ---------- tables ---------- */
.tw { border: 1px solid var(--line); border-radius: var(--radius); overflow-x: auto; background: var(--panel); }
table { border-collapse: collapse; width: 100%; font-size: 13.5px; }
th, td { padding: 9px 14px; text-align: left; border-bottom: 1px solid var(--line-soft); vertical-align: middle; }
thead th { background: var(--panel-2); font-size: 11.5px; text-transform: uppercase; letter-spacing: .06em;
  color: var(--ink-3); font-weight: 600; border-bottom: 1px solid var(--line); white-space: nowrap; }
tbody tr:last-child td { border-bottom: 0; }
tbody tr:hover { background: var(--panel-2); }
tfoot td { background: var(--panel-2); font-weight: 600; border-top: 1px solid var(--line); border-bottom: 0; }
.empty { border: 1px dashed var(--line); border-radius: var(--radius); padding: 30px; text-align: center;
  color: var(--ink-3); background: var(--panel); }

/* ---------- cards & forms ---------- */
.card { background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius); padding: 20px; }
.cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 16px; }
.card h2 { font-size: 15px; margin: 0 0 14px; font-weight: 600; }
.grid2 { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
@media (max-width: 700px) { .grid2, .shell { grid-template-columns: 1fr; } .side { position: static; height: auto; } }
.f { display: flex; flex-direction: column; gap: 4px; margin-bottom: 12px; }
.fl { font-size: 12.5px; font-weight: 550; color: var(--ink-2); }
.fh { font-size: 11.5px; color: var(--ink-3); }
input, select, textarea {
  font: inherit; font-size: 13.5px; padding: 7px 10px; border: 1px solid var(--line);
  border-radius: 4px; background: var(--panel); color: var(--ink); width: 100%;
}
textarea { font-family: ui-monospace, Menlo, Consolas, monospace; font-size: 12.5px; min-height: 68px; resize: vertical; }
input:focus, select:focus, textarea:focus { outline: 2px solid var(--accent); outline-offset: -1px; border-color: var(--accent); }
.btn { font: inherit; font-size: 13.5px; font-weight: 550; padding: 7px 14px; border-radius: 4px;
  border: 1px solid var(--line); background: var(--panel); color: var(--ink); cursor: pointer; }
.btn:hover { background: var(--panel-2); }
.btn.primary { background: var(--accent); border-color: var(--accent); color: var(--accent-ink); }
.btn.primary:hover { filter: brightness(1.08); }
.btn.small { padding: 4px 9px; font-size: 12.5px; }
.btn.danger { color: var(--bad); }
.row { display: flex; gap: 8px; align-items: flex-end; flex-wrap: wrap; }
.row .f { margin-bottom: 0; }
form.inline { display: inline; }

/* ---------- misc ---------- */
.badge { display: inline-block; font-size: 11px; font-weight: 600; letter-spacing: .04em;
  text-transform: uppercase; padding: 2px 7px; border-radius: 3px; background: var(--panel-2); color: var(--ink-2); }
.badge.ok { background: var(--good-bg); color: var(--good); }
.badge.warn { background: var(--warn-bg); color: var(--warn); }
.badge.bad { background: var(--bad-bg); color: var(--bad); }
.flash { padding: 9px 14px; border-radius: var(--radius); margin-bottom: 18px; font-size: 13.5px;
  background: var(--good-bg); color: var(--good); border: 1px solid currentColor; }
.flash.err { background: var(--bad-bg); color: var(--bad); }
.section { margin-top: 28px; }
.section > h2 { font-size: 15.5px; margin: 0 0 12px; font-weight: 600; }
pre.snippet { background: var(--side); color: #d5dce8; padding: 14px 16px; border-radius: var(--radius);
  overflow-x: auto; font-family: ui-monospace, Menlo, Consolas, monospace; font-size: 12.5px; line-height: 1.6; margin: 0; }
.bar { height: 6px; background: var(--panel-2); border-radius: 3px; overflow: hidden; min-width: 60px; }
.bar > i { display: block; height: 100%; background: var(--accent); }

/* ---------- login ---------- */
body.auth { display: grid; place-items: center; min-height: 100vh; padding: 20px; }
.auth-card { width: 100%; max-width: 380px; }
.brand.big { font-size: 20px; color: var(--ink); padding: 0 0 4px; }
.auth-card .muted { margin: 0 0 18px; }
.auth-card .btn { width: 100%; margin-top: 4px; }

/* ---------- checkbox rows & targeting ---------- */
.checks { display: flex; flex-wrap: wrap; gap: 6px 14px; padding: 2px 0; }
.chk { display: inline-flex; align-items: center; gap: 6px; font-size: 13px; color: var(--ink-2); cursor: pointer; }
.chk input { width: auto; margin: 0; accent-color: var(--accent); }
.tgt { border: 1px solid var(--line); border-radius: var(--radius); padding: 14px 16px; background: var(--panel-2); }
.tgt .f:last-child { margin-bottom: 0; }
details.adv { border: 1px solid var(--line); border-radius: var(--radius); background: var(--panel); margin-bottom: 12px; }
details.adv > summary { padding: 10px 14px; cursor: pointer; font-size: 13.5px; font-weight: 550; color: var(--ink-2); }
details.adv[open] > summary { border-bottom: 1px solid var(--line-soft); }
details.adv > div { padding: 14px; }
.creative-list { display: grid; grid-template-columns: repeat(auto-fill, minmax(180px, 1fr)); gap: 12px; }
.creative { border: 1px solid var(--line); border-radius: var(--radius); padding: 10px; background: var(--panel); font-size: 12.5px; }
.creative img { max-width: 100%; height: auto; border-radius: 3px; display: block; margin-bottom: 8px; }
.keyrow code { user-select: all; word-break: break-all; }