:root {
  --bg: #0a0b0d; --panel: #131519; --panel-2: #1a1d23; --border: #262a31;
  --text: #e6e9ef; --muted: #8b93a1; --faint: #5a616e;
  --accent: #5b9dff; --good: #2ecc71; --warn: #f1c40f; --bad: #e74c3c;
  --otd: #2ecc71; --google: #5b9dff; --outlook: #f1c40f; --microsoft: #f1c40f;
  --yahoo: #a06bd4; --apple: #c0c7d1; --isp: #e08a5b; --other: #6b7280; --unknown: #3a3f48;
  --mono: ui-monospace, "SF Mono", "JetBrains Mono", Menlo, monospace;
  --sans: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, system-ui, sans-serif;
}
[data-theme="light"] {
  --bg: #f6f7f9; --panel: #ffffff; --panel-2: #f0f2f5; --border: #e2e6eb;
  --text: #1a1d23; --muted: #5a616e; --faint: #9aa1ad;
}
* { box-sizing: border-box; margin: 0; padding: 0; }
html, body { background: var(--bg); color: var(--text); font-family: var(--sans); }
body { min-height: 100vh; display: flex; flex-direction: column; }

.topbar { position: sticky; top: 0; z-index: 10; background: color-mix(in srgb, var(--bg) 88%, transparent);
  backdrop-filter: blur(10px); border-bottom: 1px solid var(--border); }
.topbar-inner { max-width: 1100px; margin: 0 auto; padding: 14px 22px; display: flex; align-items: center; justify-content: space-between; }
.brand { font-weight: 650; letter-spacing: .3px; text-decoration: none; color: var(--text); font-size: 15px; }
.topbar-right { display: flex; align-items: center; gap: 14px; }
.freshness { font-family: var(--mono); font-size: 11px; color: var(--faint); }
.theme-toggle { background: none; border: 1px solid var(--border); color: var(--muted); width: 30px; height: 30px;
  border-radius: 7px; cursor: pointer; font-size: 14px; }
.theme-toggle:hover { color: var(--text); border-color: var(--faint); }

main { flex: 1; max-width: 1100px; width: 100%; margin: 0 auto; padding: 22px 22px 26px; }
/* [2026-06-03] Embedded warehouse dashboards (Sending Truth / Campaign Performance) go full-bleed
   so the iframe content uses the whole screen, not the 1100px reading column. */
main:has(.dash-frame) { max-width: none; padding: 22px 20px 26px; }
.loading { color: var(--muted); padding: 40px; text-align: center; font-family: var(--mono); }
.foot { border-top: 1px solid var(--border); padding: 16px 22px; text-align: center; color: var(--faint); font-size: 11px; font-family: var(--mono); }

/* ---------- Gallery ---------- */
.gallery-head { margin-bottom: 22px; }
.gallery-head h1 { font-size: 22px; font-weight: 650; letter-spacing: -.3px; }
.gallery-head p { color: var(--muted); margin-top: 6px; font-size: 13px; }
.grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(288px, 1fr)); gap: 16px; }
.card { background: var(--panel); border: 1px solid var(--border); border-radius: 14px; padding: 20px;
  text-decoration: none; color: var(--text); display: flex; flex-direction: column; gap: 7px; min-height: 184px;
  transition: border-color .15s, transform .12s, background .15s, box-shadow .15s; position: relative; overflow: hidden; }
.card:hover { border-color: var(--faint); transform: translateY(-3px); background: var(--panel-2); box-shadow: 0 8px 28px rgba(0,0,0,.28); }
.card .ctitle { font-weight: 600; font-size: 15.5px; }
.card .cdesc { color: var(--muted); font-size: 12.5px; line-height: 1.5; }
.card-hero { margin-top: auto; padding-top: 14px; display: flex; align-items: flex-end; justify-content: space-between; gap: 14px; }
.hero-left { display: flex; flex-direction: column; }
.hero-num { font-family: var(--mono); font-size: 30px; font-weight: 650; line-height: 1; letter-spacing: -1px; }
.hero-sub { color: var(--faint); font-size: 11px; margin-top: 5px; text-transform: uppercase; letter-spacing: .4px; }
.card-viz { flex-shrink: 0; display: flex; align-items: flex-end; min-width: 110px; max-width: 130px; }
.card.disabled { opacity: .5; pointer-events: none; }
/* micro-viz */
.spark { width: 116px; height: 34px; display: block; }
.mstack { display: flex; width: 116px; height: 26px; border-radius: 5px; overflow: hidden; }
.mstack > div { height: 100%; min-width: 1px; }
.mbars { display: flex; flex-direction: column; gap: 5px; width: 116px; }
.mbar { display: grid; grid-template-columns: 38px 1fr 30px; align-items: center; gap: 6px; }
.mbar .mbl { font-size: 9.5px; color: var(--faint); text-transform: uppercase; letter-spacing: .2px; }
.mbar .mbt { height: 6px; background: var(--panel-2); border-radius: 3px; overflow: hidden; }
.mbar .mbt > div { height: 100%; border-radius: 3px; }
.mbar .mbv { font-family: var(--mono); font-size: 10px; color: var(--muted); text-align: right; }
.mheat { display: grid; grid-template-columns: repeat(3, 1fr); grid-auto-rows: 16px; gap: 3px; width: 116px; }
.mh-cell { border-radius: 3px; }
.badge { font-size: 10px; font-family: var(--mono); padding: 2px 7px; border-radius: 5px; align-self: flex-start;
  border: 1px solid var(--border); color: var(--muted); }

/* ---------- Subpage ---------- */
.page-head { display: flex; align-items: center; gap: 14px; margin-bottom: 6px; }
.back { text-decoration: none; color: var(--muted); font-size: 13px; border: 1px solid var(--border);
  padding: 6px 12px; border-radius: 8px; font-family: var(--mono); }
.back:hover { color: var(--text); border-color: var(--faint); }
.lens-open { margin-left: auto; text-decoration: none; color: var(--accent, #5b9dff); font-size: 13px;
  border: 1px solid var(--accent, #5b9dff); padding: 6px 12px; border-radius: 8px; font-family: var(--mono); }
.lens-open:hover { background: color-mix(in srgb, var(--accent, #5b9dff) 12%, transparent); }
.saved-group-lab { margin: 26px 0 12px; font-size: 12px; font-weight: 600; text-transform: uppercase;
  letter-spacing: .6px; color: var(--muted); }
.sv-card { position: relative; }
.sv-del { position: absolute; right: 10px; bottom: 10px; background: none; border: none; cursor: pointer;
  font-size: 15px; opacity: .45; padding: 4px; line-height: 1; border-radius: 6px; }
.sv-del:hover { opacity: 1; background: color-mix(in srgb, var(--bad, #e74c3c) 14%, transparent); }
/* inline delete confirm (replaces the trash icon in place) */
.sv-confirm { position: absolute; right: 10px; bottom: 10px; display: inline-flex; align-items: center; gap: 6px;
  background: var(--panel); border: 1px solid var(--border); border-radius: 8px; padding: 4px 6px; }
.sv-confirm .sv-q { font-size: 11px; color: var(--muted); margin-right: 2px; }
.sv-confirm button { font-size: 11px; border-radius: 6px; padding: 3px 9px; cursor: pointer; border: 1px solid var(--border); line-height: 1.2; }
.sv-confirm .sv-no { background: var(--panel-2); color: var(--muted); }
.sv-confirm .sv-no:hover { color: var(--text); }
.sv-confirm .sv-yes { background: var(--bad, #e74c3c); color: #fff; border-color: var(--bad, #e74c3c); }
.sv-confirm .sv-yes:hover { filter: brightness(1.08); }
.page h1 { font-size: 20px; font-weight: 650; margin-bottom: 4px; }
.page .sub { color: var(--muted); font-size: 13px; margin-bottom: 22px; }
/* embedded warehouse-fed dashboard (Campaign Performance / Sending Truth) inside Overview chrome */
/* [2026-06-03] Height is set in JS (autoSizeDashFrame) to the iframe's content height so the whole
   PAGE scrolls like a long document instead of scrolling inside a fixed-height frame. min-height is
   only a floor for short content. */
.dash-frame { width: 100%; min-height: 60vh; border: 0; border-radius: 12px; background: var(--panel); display: block; }

.kpis { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: 12px; margin-bottom: 24px; }
.kpi { background: var(--panel); border: 1px solid var(--border); border-radius: 10px; padding: 15px 16px; }
.kpi .k-val { font-family: var(--mono); font-size: 23px; font-weight: 600; letter-spacing: -.5px; }
.kpi .k-lab { color: var(--muted); font-size: 11.5px; margin-top: 4px; text-transform: uppercase; letter-spacing: .4px; }
.kpi .k-sub { color: var(--faint); font-size: 11px; margin-top: 2px; font-family: var(--mono); }

.section { margin-bottom: 28px; }
.section h2 { font-size: 13px; font-weight: 600; color: var(--muted); text-transform: uppercase; letter-spacing: .6px; margin-bottom: 12px; }
table { width: 100%; border-collapse: collapse; font-size: 13px; }
th { text-align: left; color: var(--faint); font-weight: 500; font-size: 11px; text-transform: uppercase; letter-spacing: .4px;
  padding: 8px 12px; border-bottom: 1px solid var(--border); }
td { padding: 9px 12px; border-bottom: 1px solid color-mix(in srgb, var(--border) 55%, transparent); }
tr:hover td { background: var(--panel); }
td.num, th.num { text-align: right; font-family: var(--mono); }
.barcell { position: relative; }
.bar { position: absolute; left: 12px; top: 50%; transform: translateY(-50%); height: 18px; border-radius: 4px;
  background: color-mix(in srgb, var(--accent) 22%, transparent); z-index: 0; }
.barcell span { position: relative; z-index: 1; }

.esp-tag { display: inline-block; padding: 2px 8px; border-radius: 5px; font-family: var(--mono); font-size: 11px; font-weight: 600; }
.esp-google { background: color-mix(in srgb, var(--google) 18%, transparent); color: var(--google); }
.esp-otd { background: color-mix(in srgb, var(--otd) 18%, transparent); color: var(--otd); }
.esp-outlook, .esp-microsoft { background: color-mix(in srgb, var(--outlook) 18%, transparent); color: var(--outlook); }
.esp-yahoo { background: color-mix(in srgb, var(--yahoo) 18%, transparent); color: var(--yahoo); }
.esp-apple { background: color-mix(in srgb, var(--apple) 16%, transparent); color: var(--apple); }
.esp-isp { background: color-mix(in srgb, var(--isp) 18%, transparent); color: var(--isp); }
.esp-other, .esp-unknown { background: var(--panel-2); color: var(--muted); }

.pct-bad { color: var(--bad); } .pct-warn { color: var(--warn); } .pct-good { color: var(--good); }
.note { color: var(--faint); font-size: 12px; font-style: italic; margin-top: 8px; }
/* ESP×ESP matrix: dark text on the colored cells for readability (sends + RR) */
.mx-cell { color: #14171c; }
.mx-cell .mx-rr { color: #14171c; font-size: 11px; font-weight: 600; opacity: .85; }
.empty { color: var(--muted); padding: 30px; text-align: center; font-family: var(--mono); border: 1px dashed var(--border); border-radius: 10px; }

/* stacked distribution bar */
.distbar { display: flex; height: 22px; border-radius: 5px; overflow: hidden; min-width: 120px; }
.distbar > div { height: 100%; }
.legend { display: flex; gap: 14px; flex-wrap: wrap; margin-bottom: 16px; font-size: 12px; color: var(--muted); }
.legend span { display: inline-flex; align-items: center; gap: 6px; }
.legend i { width: 11px; height: 11px; border-radius: 3px; display: inline-block; }

/* plan / decision tiers */
.tier { margin-bottom: 26px; }
.tier-label { font-size: 12px; font-weight: 600; text-transform: uppercase; letter-spacing: .6px; color: var(--muted); margin-bottom: 10px; }
.bet { background: var(--panel); border: 1px solid var(--border); border-radius: 10px; padding: 14px 16px; margin-bottom: 8px; }
.bet-head { display: flex; align-items: center; gap: 10px; margin-bottom: 8px; }
.bet-name { font-weight: 600; font-size: 14px; }
.bet-cols { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; }
.bet-col .bc-lab { font-size: 10px; color: var(--faint); text-transform: uppercase; letter-spacing: .4px; margin-bottom: 3px; }
.bet-col .bc-val { font-size: 12.5px; color: var(--text); line-height: 1.45; }
.econ { display: flex; flex-wrap: wrap; align-items: baseline; gap: 16px; margin-top: 11px; padding-top: 10px;
  border-top: 1px solid color-mix(in srgb, var(--border) 60%, transparent); }
.econ-item { display: inline-flex; align-items: baseline; gap: 5px; }
.econ-item .ei-v { font-family: var(--mono); font-size: 13px; font-weight: 600; color: var(--text); }
.econ-item .ei-l { font-size: 10px; color: var(--faint); text-transform: uppercase; letter-spacing: .3px; }
.econ-note { font-size: 11px; color: var(--muted); font-style: italic; }
@media (max-width: 720px) { .econ-note { flex-basis: 100%; } }
.sbadge { font-size: 10px; font-family: var(--mono); padding: 2px 8px; border-radius: 5px; }
.s-running { background: color-mix(in srgb, var(--good) 18%, transparent); color: var(--good); }
.s-pilot { background: color-mix(in srgb, var(--warn) 18%, transparent); color: var(--warn); }
.s-killed { background: color-mix(in srgb, var(--bad) 18%, transparent); color: var(--bad); }
@media (max-width: 720px) { .bet-cols { grid-template-columns: 1fr 1fr; } }
/* ESP-matrix reply-type toggle */
.mx-toggle { display: flex; align-items: center; gap: 6px; margin-bottom: 14px; flex-wrap: wrap; }
.mx-tog-lab { font-size: 11px; text-transform: uppercase; letter-spacing: .4px; color: var(--faint); margin-right: 4px; }
.mx-tog { background: var(--panel); border: 1px solid var(--border); color: var(--muted); font-family: var(--mono);
  font-size: 12px; padding: 4px 12px; border-radius: 6px; cursor: pointer; transition: all .12s; }
.mx-tog:hover { color: var(--text); border-color: var(--faint); }
.mx-tog.on { background: color-mix(in srgb, var(--accent) 18%, transparent); color: var(--accent); border-color: var(--accent); }