/* =========================================================
   1max Analytics Hub — shared stylesheet
   Theme: GitHub dark (per ANALYTICS_HUB_BRIEF.md §Design)
   This is the single source of truth for visual tokens.
   When migrating to React/Tailwind — keep these as CSS vars.
   ========================================================= */

:root {
  /* Surfaces */
  --bg:           #0d1117;
  --bg-1:         #0f141d;
  --bg-card:      #161b22;
  --bg-card-2:    #1c2128;
  --bg-elevated:  #21262d;
  --border:       #30363d;
  --border-soft:  #21262d;

  /* Text */
  --text:         #e6edf3;
  --text-soft:    #c9d1d9;
  --text-dim:     #8b949e;
  --text-muted:   #6e7681;

  /* Accents (GitHub-aligned) */
  --accent:       #58a6ff;     /* primary, links, focus */
  --green:        #3fb950;     /* won / positive */
  --red:          #f85149;     /* lost / danger */
  --yellow:       #d29922;     /* warn */
  --orange:       #f0883e;     /* channel-specific (Google Ads) */
  --purple:       #bc8cff;     /* margin / premium */
  --blue:         #79c0ff;
  --pink:         #ff7b9d;

  /* Semantic */
  --tier-starter: #3fb950;
  --tier-growth:  #58a6ff;
  --tier-pro:     #bc8cff;

  /* Radii */
  --r-sm: 6px;
  --r-md: 10px;
  --r-lg: 14px;
  --r-xl: 18px;

  /* Shadows */
  --shadow-card: 0 1px 0 0 rgba(255,255,255,.02) inset, 0 6px 18px -10px rgba(0,0,0,.5);
  --shadow-pop:  0 24px 48px -16px rgba(0,0,0,.6), 0 0 0 1px var(--border);

  /* Layout */
  --sidebar-w: 248px;
  --topbar-h: 56px;
  --maxw: 1680px;
  --gut: 20px;

  /* Type */
  --font: -apple-system, BlinkMacSystemFont, "Inter", "Segoe UI", sans-serif;
  --font-mono: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, monospace;
}

* { box-sizing: border-box; margin: 0; padding: 0 }
html, body { height: 100% }
body {
  font-family: var(--font);
  font-size: 14px;
  line-height: 1.55;
  color: var(--text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
}
a { color: var(--accent); text-decoration: none }
a:hover { text-decoration: underline }
button { font: inherit; cursor: pointer; border: 0; background: none; color: inherit }
img, svg { display: block; max-width: 100% }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; border-radius: 4px }
::selection { background: rgba(88,166,255,.35); color: #fff }

/* =========================================================
   APP SHELL — sidebar + topbar + main
   ========================================================= */
.app {
  display: grid;
  grid-template-columns: var(--sidebar-w) 1fr;
  grid-template-rows: var(--topbar-h) 1fr;
  grid-template-areas:
    "sidebar topbar"
    "sidebar main";
  height: 100vh;
}

.sidebar {
  grid-area: sidebar;
  background: var(--bg-1);
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  overflow-y: auto;
}
.sidebar::-webkit-scrollbar { width: 6px }
.sidebar::-webkit-scrollbar-thumb { background: var(--border) }

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 14px 16px;
  border-bottom: 1px solid var(--border);
  text-decoration: none;
  color: var(--text);
}
.brand-mark {
  width: 36px; height: 36px;
  border-radius: 9px;
  background: rgba(63,185,80,.12);
  display: grid; place-items: center;
  border: 1px solid rgba(63,185,80,.25);
}
.brand-mark img { height: 20px; width: auto }
.brand-name { font-weight: 700; font-size: 15px; letter-spacing: -.02em }
.brand-name .pill {
  display: inline-block;
  font-size: 9px;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--accent);
  background: rgba(88,166,255,.12);
  padding: 1px 6px;
  border-radius: 999px;
  vertical-align: 2px;
  margin-left: 4px;
  border: 1px solid rgba(88,166,255,.2);
}
.brand-sub { font-size: 11px; color: var(--text-dim); margin-top: 1px; display: block }

/* Workspace switcher */
.ws-switch {
  margin: 12px 12px 6px;
  padding: 10px 12px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  display: flex; align-items: center; gap: 10px;
  cursor: pointer;
  transition: border-color .15s;
}
.ws-switch:hover { border-color: var(--accent) }
.ws-icon {
  width: 28px; height: 28px;
  border-radius: 7px;
  background: linear-gradient(135deg, #3fb950, #58a6ff);
  display: grid; place-items: center;
  font-weight: 700; color: #062118; font-size: 12px;
}
.ws-info { flex: 1; min-width: 0 }
.ws-info .n { font-weight: 600; font-size: 13px; line-height: 1.2; truncate: ellipsis; overflow: hidden; white-space: nowrap }
.ws-info .m { font-size: 11px; color: var(--text-dim); margin-top: 1px }
.ws-switch .chev { color: var(--text-dim); font-size: 10px }

.nav-group { padding: 12px 8px; border-top: 1px solid var(--border-soft) }
.nav-group:first-of-type { border-top: 0 }
.nav-label {
  font-size: 10px;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--text-muted);
  padding: 4px 12px 8px;
}
.nav-item {
  display: flex; align-items: center; gap: 10px;
  padding: 8px 12px;
  border-radius: 7px;
  color: var(--text-soft);
  font-size: 13.5px;
  cursor: pointer;
  user-select: none;
  transition: background .15s, color .15s;
}
.nav-item:hover { background: var(--bg-card); color: var(--text) }
.nav-item.active {
  background: var(--bg-card);
  color: var(--text);
  box-shadow: inset 2px 0 0 var(--accent);
}
.nav-item .ico { width: 16px; height: 16px; flex: none; opacity: .8 }
.nav-item.active .ico { opacity: 1; color: var(--accent) }
.nav-item .badge {
  margin-left: auto;
  font-size: 10px;
  background: var(--red);
  color: #fff;
  padding: 1px 6px;
  border-radius: 99px;
  font-weight: 600;
}
.nav-item .badge.warn { background: var(--yellow); color: #1a1208 }
.nav-item .badge.ok   { background: var(--green); color: #062118 }

.sidebar-foot {
  margin-top: auto;
  padding: 12px;
  border-top: 1px solid var(--border-soft);
  font-size: 11px;
  color: var(--text-muted);
}
.sidebar-foot a { color: var(--text-dim) }

/* =========================================================
   TOPBAR
   ========================================================= */
.topbar {
  grid-area: topbar;
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 0 20px;
  background: var(--bg-1);
  border-bottom: 1px solid var(--border);
  position: sticky; top: 0; z-index: 5;
}
.topbar h1 { font-size: 15px; font-weight: 600; letter-spacing: -.01em; color: var(--text) }
.topbar .crumb { color: var(--text-dim); font-size: 12px; margin-left: 4px }
.topbar .spacer { flex: 1 }

.period-picker, .topbar-btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 7px 12px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 7px;
  color: var(--text);
  font-size: 12.5px;
}
.period-picker:hover, .topbar-btn:hover { border-color: var(--accent) }
.period-picker .lbl { color: var(--text-dim); font-size: 11px }

.user-chip {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 4px 10px 4px 4px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 99px;
}
.user-chip .av {
  width: 26px; height: 26px;
  border-radius: 50%;
  background: linear-gradient(135deg, #58a6ff, #bc8cff);
  display: grid; place-items: center;
  font-weight: 700; font-size: 12px; color: #fff;
}
.user-chip .nm { font-size: 12.5px; color: var(--text) }

/* =========================================================
   MAIN
   ========================================================= */
.main {
  grid-area: main;
  overflow-y: auto;
  padding: 20px;
  background: var(--bg);
}
.main::-webkit-scrollbar { width: 10px }
.main::-webkit-scrollbar-thumb { background: var(--border); border-radius: 5px }

.view { display: none; animation: viewIn .2s ease-out }
.view.active { display: block }
@keyframes viewIn { from { opacity: 0; transform: translateY(4px) } to { opacity: 1; transform: none } }

.page-head {
  display: flex; align-items: flex-end; justify-content: space-between;
  margin-bottom: 20px;
  gap: 16px;
  flex-wrap: wrap;
}
.page-head h2 { font-size: 22px; font-weight: 700; letter-spacing: -.02em }
.page-head .sub { font-size: 13px; color: var(--text-dim); margin-top: 4px }
.page-actions { display: flex; gap: 8px; flex-wrap: wrap }

/* =========================================================
   KPI CARDS
   ========================================================= */
.kpi-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 12px;
  margin-bottom: 18px;
}
.kpi {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  padding: 14px 16px;
  position: relative;
  overflow: hidden;
}
.kpi::before {
  content: "";
  position: absolute;
  left: 0; top: 0; bottom: 0; width: 3px;
  background: var(--accent);
}
.kpi.green::before  { background: var(--green) }
.kpi.red::before    { background: var(--red) }
.kpi.yellow::before { background: var(--yellow) }
.kpi.orange::before { background: var(--orange) }
.kpi.purple::before { background: var(--purple) }
.kpi.blue::before   { background: var(--accent) }

.kpi .k {
  font-size: 11px;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--text-dim);
  margin-bottom: 8px;
}
.kpi .v {
  font-family: var(--font-mono);
  font-size: 22px;
  font-weight: 700;
  color: var(--text);
  letter-spacing: -.02em;
  line-height: 1.1;
}
.kpi .v small { font-size: 13px; color: var(--text-dim); margin-left: 4px; font-weight: 500 }
.kpi .delta {
  font-size: 11px;
  margin-top: 4px;
  display: inline-flex; align-items: center; gap: 3px;
}
.kpi .delta.up   { color: var(--green) }
.kpi .delta.dn   { color: var(--red) }
.kpi .delta.flat { color: var(--text-dim) }
.kpi .spark { margin-top: 6px; height: 28px }

/* =========================================================
   SECTION CARD
   ========================================================= */
.card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  padding: 18px;
  margin-bottom: 16px;
  box-shadow: var(--shadow-card);
}
.card h3 {
  font-size: 14px;
  font-weight: 600;
  letter-spacing: -.005em;
  margin-bottom: 12px;
  display: flex; align-items: center; gap: 10px;
}
.card h3::before {
  content: "";
  width: 3px; height: 14px; border-radius: 2px;
  background: var(--accent);
}
.card h3 .tag {
  font-size: 10px;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--text-dim);
  font-weight: 600;
  padding: 2px 8px;
  background: var(--bg-card-2);
  border: 1px solid var(--border);
  border-radius: 999px;
  margin-left: 6px;
}
.card .desc { color: var(--text-dim); font-size: 12.5px; margin-bottom: 12px }
.card .actions {
  display: flex; gap: 8px; margin-left: auto;
}
.card-foot {
  margin-top: 14px;
  padding-top: 12px;
  border-top: 1px dashed var(--border);
  font-size: 12px;
  color: var(--text-dim);
}

.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 16px }
.grid-3 { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 16px }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px }
@media (max-width: 1100px) { .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr } }

.chart-wrap { position: relative; height: 280px }
.chart-wrap.tall { height: 380px }
.chart-wrap.short { height: 180px }

/* =========================================================
   TABLES
   ========================================================= */
table.t {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
}
table.t th {
  text-align: left;
  padding: 10px 12px;
  background: var(--bg-card-2);
  font-size: 11px;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--text-dim);
  border-bottom: 1px solid var(--border);
  font-weight: 600;
}
table.t td {
  padding: 10px 12px;
  border-bottom: 1px solid var(--border-soft);
}
table.t tbody tr:hover { background: var(--bg-card-2) }
.num { text-align: right; font-variant-numeric: tabular-nums; font-family: var(--font-mono) }
.bar-cell { position: relative }
.bar-cell::before {
  content: "";
  position: absolute; left: 0; top: 0; bottom: 0;
  width: var(--w, 0%);
  background: rgba(88,166,255,.16);
  pointer-events: none;
}
.bar-cell > span { position: relative; z-index: 1 }

/* =========================================================
   TAGS / BADGES
   ========================================================= */
.tag {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 999px;
  font-size: 11px;
  font-weight: 600;
}
.tag.green   { background: rgba(63,185,80,.15);  color: var(--green) }
.tag.red     { background: rgba(248,81,73,.15);  color: var(--red) }
.tag.yellow  { background: rgba(210,153,34,.15); color: var(--yellow) }
.tag.blue    { background: rgba(88,166,255,.15); color: var(--accent) }
.tag.purple  { background: rgba(188,140,255,.15); color: var(--purple) }
.tag.orange  { background: rgba(240,136,62,.15); color: var(--orange) }
.tag.gray    { background: rgba(139,148,158,.12); color: var(--text-dim) }

.abc-A { background: rgba(63,185,80,.18);  color: var(--green); padding: 2px 7px; border-radius: 4px; font-weight: 700 }
.abc-B { background: rgba(210,153,34,.18); color: var(--yellow); padding: 2px 7px; border-radius: 4px; font-weight: 700 }
.abc-C { background: rgba(139,148,158,.14); color: var(--text-dim); padding: 2px 7px; border-radius: 4px; font-weight: 700 }

/* =========================================================
   INSIGHTS / RECS
   ========================================================= */
.insight {
  padding: 12px 14px;
  background: rgba(63,185,80,.06);
  border-left: 3px solid var(--green);
  border-radius: 4px;
  margin-bottom: 10px;
  font-size: 13px;
}
.insight.warn   { background: rgba(210,153,34,.06); border-color: var(--yellow) }
.insight.danger { background: rgba(248,81,73,.06); border-color: var(--red) }
.insight.info   { background: rgba(88,166,255,.06); border-color: var(--accent) }
.insight strong { display: block; margin-bottom: 3px; font-size: 13px; color: var(--text) }
.insight p { color: var(--text-dim); font-size: 12.5px; margin: 0 }
.insight .impact {
  font-family: var(--font-mono);
  font-weight: 700;
  margin-left: 6px;
  padding: 1px 7px;
  border-radius: 4px;
  font-size: 11.5px;
}
.insight .impact.pos { background: rgba(63,185,80,.18); color: var(--green) }
.insight .impact.neg { background: rgba(248,81,73,.18); color: var(--red) }

/* =========================================================
   BUTTONS
   ========================================================= */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 8px 14px;
  border-radius: 7px;
  font-size: 13px;
  font-weight: 500;
  border: 1px solid var(--border);
  background: var(--bg-card);
  color: var(--text);
  transition: all .15s;
}
.btn:hover { border-color: var(--accent); background: var(--bg-card-2) }
.btn-primary {
  background: var(--accent);
  border-color: var(--accent);
  color: #03152e;
  font-weight: 600;
}
.btn-primary:hover { filter: brightness(1.1) }
.btn-ghost { background: transparent }
.btn-danger { color: var(--red); border-color: rgba(248,81,73,.4) }
.btn-success { color: var(--green); border-color: rgba(63,185,80,.4) }
.btn-sm { padding: 5px 10px; font-size: 12px }

/* =========================================================
   COHORT HEATMAP
   ========================================================= */
.cohort {
  display: grid;
  grid-template-columns: 110px repeat(13, 1fr);
  gap: 3px;
  font-size: 11px;
  font-family: var(--font-mono);
}
.cohort .ch { padding: 6px 8px; color: var(--text-dim); font-weight: 600 }
.cohort .ch.head { text-align: center; background: var(--bg-card-2); border-radius: 4px }
.cohort .ch.row-label { text-align: left; background: var(--bg-card-2); border-radius: 4px; font-family: var(--font) }
.cohort .cell {
  padding: 6px;
  border-radius: 4px;
  text-align: center;
  background: var(--bg-card-2);
  color: var(--text);
  cursor: default;
  transition: transform .12s;
}
.cohort .cell:hover { transform: scale(1.08); z-index: 2; box-shadow: 0 4px 12px rgba(0,0,0,.5) }
.cohort .cell.empty { background: transparent; color: var(--text-muted) }

/* =========================================================
   TIME HEATMAP (hour × day)
   ========================================================= */
.timeheat {
  display: grid;
  grid-template-columns: 60px repeat(24, 1fr);
  gap: 2px;
  font-size: 10px;
  font-family: var(--font-mono);
}
.timeheat .h { color: var(--text-dim); padding: 3px; text-align: center }
.timeheat .l { color: var(--text-dim); padding: 5px 6px; display: flex; align-items: center }
.timeheat .c {
  aspect-ratio: 1;
  border-radius: 3px;
  background: var(--bg-card-2);
  display: grid; place-items: center;
  color: var(--text); font-weight: 500;
  cursor: default;
  transition: transform .12s;
}
.timeheat .c:hover { transform: scale(1.4); z-index: 2; box-shadow: 0 4px 12px rgba(0,0,0,.6) }

/* =========================================================
   FUNNEL VIZ
   ========================================================= */
.funnel { display: grid; gap: 6px }
.funnel-step {
  display: grid;
  grid-template-columns: 200px 1fr 120px 100px;
  gap: 12px;
  align-items: center;
  padding: 10px 12px;
  background: var(--bg-card-2);
  border-radius: 8px;
  font-size: 13px;
}
.funnel-step .name { font-weight: 500 }
.funnel-step .bar { height: 22px; background: var(--bg-elevated); border-radius: 4px; position: relative; overflow: hidden }
.funnel-step .bar i {
  display: block; height: 100%;
  background: linear-gradient(90deg, var(--accent), var(--purple));
  transition: width .4s ease-out;
}
.funnel-step .num { font-family: var(--font-mono); text-align: right; font-weight: 600 }
.funnel-step .drop { color: var(--red); font-size: 12px; text-align: right; font-family: var(--font-mono) }

/* =========================================================
   ANOMALY FEED
   ========================================================= */
.anomaly {
  display: flex;
  gap: 12px;
  padding: 14px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-left: 3px solid var(--red);
  border-radius: 8px;
  margin-bottom: 10px;
}
.anomaly.warn { border-left-color: var(--yellow) }
.anomaly.info { border-left-color: var(--accent) }
.anomaly.ok   { border-left-color: var(--green) }
.anomaly .ico {
  width: 32px; height: 32px;
  border-radius: 8px;
  background: rgba(248,81,73,.12);
  display: grid; place-items: center;
  flex: none;
}
.anomaly.warn .ico { background: rgba(210,153,34,.12) }
.anomaly.info .ico { background: rgba(88,166,255,.12) }
.anomaly.ok .ico   { background: rgba(63,185,80,.12) }
.anomaly .body { flex: 1 }
.anomaly .title { font-weight: 600; margin-bottom: 4px }
.anomaly .meta { font-size: 11.5px; color: var(--text-dim); display: flex; gap: 12px; margin-top: 6px }
.anomaly code {
  font-family: var(--font-mono);
  font-size: 11.5px;
  padding: 1px 6px;
  background: var(--bg-card-2);
  border-radius: 3px;
}

/* =========================================================
   LOGIN / AUTH
   ========================================================= */
.auth-page {
  min-height: 100vh;
  display: grid;
  grid-template-columns: 1fr 1fr;
  background: var(--bg);
}
@media (max-width: 880px) { .auth-page { grid-template-columns: 1fr } .auth-side { display: none } }

.auth-side {
  background:
    radial-gradient(80% 60% at 30% 20%, rgba(63,185,80,.18), transparent 60%),
    radial-gradient(70% 50% at 80% 80%, rgba(88,166,255,.12), transparent 60%),
    var(--bg-1);
  border-right: 1px solid var(--border);
  display: flex; flex-direction: column; justify-content: space-between;
  padding: 32px 36px;
}
.auth-side .brand { padding: 0; border: 0 }
.auth-quote {
  font-size: 17px;
  line-height: 1.5;
  color: var(--text-soft);
  max-width: 38ch;
}
.auth-quote .author { font-size: 13px; color: var(--text-dim); margin-top: 12px }
.auth-stat-row {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px;
  margin-top: 32px;
  padding-top: 24px;
  border-top: 1px solid var(--border);
}
.auth-stat .v { font-family: var(--font-mono); font-size: 22px; font-weight: 800; color: var(--text); letter-spacing: -.02em }
.auth-stat .l { font-size: 11px; color: var(--text-dim); margin-top: 2px }

.auth-form-wrap { display: grid; place-items: center; padding: 32px }
.auth-form { width: 100%; max-width: 380px }
.auth-form h1 { font-size: 24px; font-weight: 700; letter-spacing: -.02em; margin-bottom: 6px }
.auth-form p.sub { color: var(--text-dim); font-size: 13.5px; margin-bottom: 24px }
.auth-form .field { margin-bottom: 14px }
.auth-form label { font-size: 12px; color: var(--text-dim); margin-bottom: 6px; display: block }
.auth-form .input {
  width: 100%; padding: 11px 14px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  color: var(--text);
  border-radius: 7px;
  font-size: 14px;
  font-family: inherit;
  transition: border-color .15s, box-shadow .15s;
}
.auth-form .input::placeholder { color: var(--text-muted); }
.auth-form .input:hover { border-color: var(--text-muted); }
.auth-form .input:focus {
  outline: 0;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(88,166,255,.15);
}
/* Patch 13-LOGIN-BRAND — override Chrome/Safari autofill yellow/white. */
.auth-form .input:-webkit-autofill,
.auth-form .input:-webkit-autofill:hover,
.auth-form .input:-webkit-autofill:focus {
  -webkit-box-shadow: 0 0 0 1000px var(--bg-card) inset;
  -webkit-text-fill-color: var(--text);
  caret-color: var(--text);
  border-color: var(--border);
  transition: background-color 9999s ease-in-out 0s;
}
.auth-form .input:-webkit-autofill:focus {
  border-color: var(--accent);
  -webkit-box-shadow: 0 0 0 1000px var(--bg-card) inset, 0 0 0 3px rgba(88,166,255,.15);
}
.auth-form .btn {
  width: 100%; padding: 12px 14px;
  font-size: 14px;
  font-weight: 600;
  border-radius: 7px;
  cursor: pointer;
}
.auth-form .btn-primary {
  background: var(--accent);
  border-color: var(--accent);
  color: #03152e;
  box-shadow: 0 1px 0 rgba(0,0,0,.15), 0 0 0 1px rgba(88,166,255,.15);
}
.auth-form .btn-primary:hover {
  filter: brightness(1.08);
  box-shadow: 0 1px 0 rgba(0,0,0,.15), 0 0 0 3px rgba(88,166,255,.25);
}
.auth-form .btn-primary:active { filter: brightness(0.95); transform: translateY(1px); }
.auth-form .divider {
  display: flex; align-items: center; gap: 12px;
  color: var(--text-muted); font-size: 11px; letter-spacing: .1em; text-transform: uppercase;
  margin: 18px 0;
}
.auth-form .divider::before, .auth-form .divider::after {
  content: ""; flex: 1; height: 1px; background: var(--border);
}
.auth-form .legal {
  font-size: 11.5px; color: var(--text-dim); margin-top: 16px; text-align: center;
}
.auth-form .legal a { color: var(--text-soft) }

/* =========================================================
   LANDING (index.html marketing splash)
   ========================================================= */
.lp { max-width: 1080px; margin: 0 auto; padding: 0 var(--gut) }
.lp-hero { padding: 80px 0 60px; text-align: center }
.lp-hero h1 {
  font-size: clamp(36px, 5vw, 56px);
  font-weight: 800;
  letter-spacing: -.025em;
  line-height: 1.05;
  margin-bottom: 18px;
}
.lp-hero h1 .grad {
  background: linear-gradient(135deg, #3fb950, #58a6ff);
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.lp-hero p.lede { font-size: 18px; color: var(--text-dim); max-width: 60ch; margin: 0 auto 30px }
.lp-hero .ctas { display: flex; justify-content: center; gap: 10px; flex-wrap: wrap }
.lp-hero .badge {
  display: inline-block;
  font-size: 12px;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--green);
  background: rgba(63,185,80,.1);
  border: 1px solid rgba(63,185,80,.25);
  padding: 5px 12px;
  border-radius: 999px;
  margin-bottom: 18px;
}
.lp-features {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 14px;
  margin-bottom: 60px;
}
.lp-features .f {
  padding: 22px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 12px;
}
.lp-features .f .ico {
  width: 36px; height: 36px;
  border-radius: 9px;
  background: rgba(88,166,255,.12);
  display: grid; place-items: center;
  margin-bottom: 12px;
  font-size: 18px;
}
.lp-features .f h3 { font-size: 15px; margin-bottom: 6px; font-weight: 700 }
.lp-features .f p { color: var(--text-dim); font-size: 13px }
.lp-foot { padding: 32px 0; border-top: 1px solid var(--border); text-align: center; color: var(--text-dim); font-size: 12px }

/* =========================================================
   UTILITIES
   ========================================================= */
.flex { display: flex } .between { justify-content: space-between } .center { justify-content: center } .gap-sm { gap: 8px } .gap-md { gap: 14px }
.mb-md { margin-bottom: 16px } .mt-md { margin-top: 16px }
.text-dim { color: var(--text-dim) } .text-muted { color: var(--text-muted) }
.text-green { color: var(--green) } .text-red { color: var(--red) } .text-yellow { color: var(--yellow) }
.mono { font-family: var(--font-mono) }
.hidden { display: none !important }
.bar-h { height: 6px; background: var(--bg-card-2); border-radius: 99px; overflow: hidden }
.bar-h i { display: block; height: 100%; background: var(--accent); border-radius: 99px }

/* =========================================================
   TOOLTIPS — hover hints on table headers / metrics
   Usage: <th data-hint="POAS = ...">POAS</th>
   ========================================================= */
[data-hint] { position: relative; cursor: help; border-bottom: 1px dotted var(--text-muted) }
[data-hint]:hover::after,
[data-hint]:focus::after {
  content: attr(data-hint);
  position: absolute;
  left: 50%; top: calc(100% + 8px);
  transform: translateX(-50%);
  background: var(--bg-elevated);
  color: var(--text);
  padding: 8px 12px;
  border-radius: 8px;
  border: 1px solid var(--border);
  font-size: 12px;
  font-weight: 400;
  letter-spacing: 0;
  text-transform: none;
  line-height: 1.45;
  white-space: normal;
  width: 260px;
  z-index: 200;
  box-shadow: var(--shadow-pop);
  pointer-events: none;
  animation: ttIn .14s ease-out;
}
[data-hint]:hover::before,
[data-hint]:focus::before {
  content: "";
  position: absolute;
  left: 50%; top: 100%;
  transform: translateX(-50%);
  border: 5px solid transparent;
  border-bottom-color: var(--border);
  z-index: 201;
}
@keyframes ttIn { from { opacity: 0; transform: translateX(-50%) translateY(-4px) } to { opacity: 1; transform: translateX(-50%) } }

/* For tables, anchor tooltip to the right when near edge */
table.t th[data-hint]:last-child:hover::after,
table.t th[data-hint]:nth-last-child(-n+2):hover::after {
  left: auto; right: 0; transform: none;
}
table.t th[data-hint]:last-child:hover::before,
table.t th[data-hint]:nth-last-child(-n+2):hover::before {
  left: auto; right: 12px; transform: none;
}

/* =========================================================
   DATE RANGE PICKER (topbar dropdown)
   ========================================================= */
.dp-wrap { position: relative; }
.dp-pop {
  position: absolute;
  top: calc(100% + 6px);
  right: 0;
  width: 360px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 12px;
  box-shadow: var(--shadow-pop);
  z-index: 100;
  display: none;
  overflow: hidden;
}
.dp-pop.open { display: block; animation: dpIn .15s ease-out }
@keyframes dpIn { from { opacity: 0; transform: translateY(-4px) } to { opacity: 1; transform: none } }
.dp-section { padding: 14px 16px }
.dp-section + .dp-section { border-top: 1px solid var(--border) }
.dp-label {
  font-size: 10px;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 8px;
}
.dp-presets {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 6px;
}
.dp-preset {
  padding: 8px 10px;
  background: var(--bg-card-2);
  border: 1px solid var(--border);
  border-radius: 6px;
  font-size: 12px;
  color: var(--text);
  cursor: pointer;
  text-align: center;
  transition: all .15s;
}
.dp-preset:hover { border-color: var(--accent); background: rgba(88,166,255,.08) }
.dp-preset.active { background: var(--accent); border-color: var(--accent); color: #03152e; font-weight: 600 }
.dp-custom {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
}
.dp-custom input[type=date] {
  width: 100%;
  padding: 8px 10px;
  background: var(--bg-card-2);
  border: 1px solid var(--border);
  border-radius: 6px;
  color: var(--text);
  font-size: 12.5px;
  font-family: var(--font-mono);
  color-scheme: dark;
}
.dp-custom input[type=date]:focus { outline: 0; border-color: var(--accent) }
.dp-custom label { font-size: 11px; color: var(--text-dim); margin-bottom: 4px; display: block }
.dp-summary {
  font-size: 12px;
  color: var(--text-dim);
  padding: 6px 10px;
  background: rgba(88,166,255,.05);
  border-radius: 6px;
  margin-top: 8px;
  font-family: var(--font-mono);
}
.dp-summary strong { color: var(--text) }
.dp-actions {
  display: flex;
  justify-content: space-between;
  gap: 8px;
  padding: 12px 16px;
  background: rgba(255,255,255,.02);
  border-top: 1px solid var(--border);
}
.dp-toggle {
  display: flex; align-items: center; gap: 6px;
  font-size: 12px; color: var(--text-dim); cursor: pointer;
}
.dp-toggle input { accent-color: var(--accent) }

/* Period button gets a hint of state */
.period-picker.has-custom { border-color: var(--accent); color: var(--accent) }
.period-picker .arrow { transition: transform .15s }
.period-picker.open .arrow { transform: rotate(180deg) }

/* =========================================================
   DIAGNOSTIC BANNER — shows when fetch() fails (file:// load)
   ========================================================= */
.diag-banner {
  background: linear-gradient(90deg, rgba(248,81,73,.18), rgba(240,136,62,.10));
  border-bottom: 2px solid var(--red);
  padding: 12px 20px;
  font-size: 13px;
  display: flex; gap: 14px; align-items: flex-start;
  position: sticky; top: 0; z-index: 9;
}
.diag-banner .ico { font-size: 22px; flex: none; line-height: 1 }
.diag-banner .body { flex: 1 }
.diag-banner strong { color: var(--text); font-weight: 700; display: block; margin-bottom: 4px }
.diag-banner code {
  background: rgba(0,0,0,.4);
  padding: 4px 9px; border-radius: 4px;
  font-family: var(--font-mono); font-size: 12px;
  color: var(--green);
  user-select: all;
  display: inline-block;
  margin: 4px 0;
}
.diag-banner .close {
  background: transparent; border: 0; color: var(--text-dim); font-size: 18px;
  cursor: pointer; padding: 0 6px;
}
.diag-banner.success { background: linear-gradient(90deg, rgba(63,185,80,.15), rgba(88,166,255,.08)); border-bottom-color: var(--green) }
.diag-banner.info    { background: linear-gradient(90deg, rgba(88,166,255,.12), rgba(188,140,255,.08)); border-bottom-color: var(--accent) }

/* =========================================================
   FILTER BAR (sticky, applies to all views)
   ========================================================= */
.filter-bar {
  position: sticky; top: 0; z-index: 4;
  background: var(--bg);
  padding: 12px 0 14px;
  margin: -20px -20px 16px;
  padding: 14px 20px;
  border-bottom: 1px solid var(--border);
}
.filter-row { display: flex; gap: 8px; flex-wrap: wrap; align-items: center }
.filter-pill {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 6px 12px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 7px;
  color: var(--text);
  font-size: 12.5px;
  cursor: pointer;
  transition: border-color .15s, background .15s;
}
.filter-pill:hover { border-color: var(--accent) }
.filter-pill.active { border-color: var(--accent); background: rgba(88,166,255,.08) }
.filter-pill .lbl { color: var(--text-dim); font-size: 11px }
.filter-pill .val { color: var(--text); font-weight: 500 }
.filter-pill .chev { color: var(--text-dim); font-size: 10px }
.filter-reset {
  padding: 6px 12px;
  border: 1px solid rgba(248,81,73,.4);
  border-radius: 7px;
  color: var(--red);
  font-size: 12px;
  background: rgba(248,81,73,.06);
  cursor: pointer;
  margin-left: 8px;
}
.filter-reset:hover { background: rgba(248,81,73,.12) }

.filter-pop {
  position: fixed;
  display: none;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 10px;
  min-width: 240px;
  max-width: 320px;
  max-height: 360px;
  box-shadow: var(--shadow-pop);
  z-index: 100;
  overflow: hidden;
}
.filter-pop.open { display: flex; flex-direction: column }
.filter-pop .pop-head {
  padding: 10px 14px;
  font-size: 11px;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--text-dim);
  border-bottom: 1px solid var(--border);
}
.filter-pop .pop-body {
  padding: 10px 14px;
  overflow-y: auto;
  flex: 1;
}
.filter-pop label {
  display: flex; align-items: center; gap: 10px;
  padding: 6px 0;
  font-size: 13px;
  cursor: pointer;
}
.filter-pop input[type=radio], .filter-pop input[type=checkbox] { accent-color: var(--accent) }
.filter-pop .pop-foot {
  display: flex; justify-content: space-between; gap: 8px;
  padding: 10px 14px;
  border-top: 1px solid var(--border);
}

/* =========================================================
   FILE UPLOAD ZONE (Import view)
   ========================================================= */
.dropzone {
  border: 2px dashed var(--border);
  border-radius: 12px;
  padding: 40px 20px;
  text-align: center;
  color: var(--text-dim);
  background: rgba(255,255,255,.01);
  cursor: pointer;
  transition: border-color .2s, background .2s;
}
.dropzone:hover, .dropzone.drag {
  border-color: var(--accent);
  background: rgba(88,166,255,.04);
  color: var(--text);
}
.dropzone .ico { font-size: 36px; margin-bottom: 8px }
.dropzone code { background: var(--bg-card-2); padding: 2px 6px; border-radius: 4px }
.import-step {
  display: flex; gap: 14px;
  padding: 14px;
  border-left: 3px solid var(--border);
  margin-bottom: 8px;
}
.import-step.done { border-color: var(--green) }
.import-step.work { border-color: var(--accent) }
.import-step .nu {
  width: 28px; height: 28px;
  border-radius: 50%;
  background: var(--bg-card-2);
  display: grid; place-items: center;
  font-weight: 700; flex: none;
}
.import-step.done .nu { background: var(--green); color: #062118 }
.import-step.work .nu { background: var(--accent); color: #03152e }

.import-summary {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(160px,1fr));
  gap: 10px; margin-top: 14px;
}
.import-summary .pill {
  padding: 10px 14px;
  background: var(--bg-card-2);
  border-radius: 8px;
  font-size: 12px;
}
.import-summary .pill strong { display: block; font-family: var(--font-mono); font-size: 18px; color: var(--text); margin-top: 2px }

/* =========================================================
   ROLE / USER TABLES
   ========================================================= */
.role-pill {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 4px;
  font-size: 11px;
  font-weight: 600;
}
.role-pill.owner   { background: rgba(188,140,255,.18); color: var(--purple) }
.role-pill.admin   { background: rgba(88,166,255,.18); color: var(--accent) }
.role-pill.analyst { background: rgba(63,185,80,.18); color: var(--green) }
.role-pill.viewer  { background: rgba(139,148,158,.18); color: var(--text-dim) }

/* =========================================================
   INTEGRATIONS GRID
   ========================================================= */
.integ-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px,1fr));
  gap: 12px;
}
.integ-card {
  padding: 14px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 10px;
  display: flex; align-items: center; gap: 12px;
  transition: border-color .15s;
}
.integ-card:hover { border-color: var(--accent) }
.integ-card .ico { font-size: 26px }
.integ-card .info { flex: 1; min-width: 0 }
.integ-card .info strong { font-size: 13.5px; display: block; line-height: 1.2 }
.integ-card .info small { color: var(--text-dim); font-size: 11px }
.integ-card .stat {
  font-size: 10px; padding: 2px 7px; border-radius: 99px; font-weight: 600;
}
.integ-card .stat.connected { background: rgba(63,185,80,.18); color: var(--green) }
.integ-card .stat.pending   { background: rgba(210,153,34,.18); color: var(--yellow) }
.integ-card .stat.available { background: rgba(139,148,158,.16); color: var(--text-dim) }

/* Geo bars */
.geo-bar {
  display: grid; grid-template-columns: 130px 1fr 100px;
  gap: 12px; align-items: center; padding: 6px 0;
}
.geo-bar .name { font-size: 13px }
.geo-bar .track { height: 8px; background: var(--bg-card-2); border-radius: 99px; overflow: hidden }
.geo-bar .track i { display: block; height: 100%; background: linear-gradient(90deg, var(--accent), var(--purple)); border-radius: 99px }
.geo-bar .v { text-align: right; font-family: var(--font-mono); font-size: 12px }

/* RFM matrix */
.rfm-grid {
  display: grid;
  grid-template-columns: 80px repeat(5, 1fr);
  gap: 4px;
  font-size: 11px;
  font-family: var(--font-mono);
  margin-top: 10px;
}
.rfm-grid .h { text-align: center; padding: 4px; color: var(--text-dim); font-weight: 600 }
.rfm-grid .l { padding: 6px 8px; color: var(--text-dim); display: flex; align-items: center; background: var(--bg-card-2); border-radius: 4px }
.rfm-grid .c {
  padding: 8px; text-align: center; border-radius: 4px;
  background: var(--bg-card-2); color: var(--text);
}

/* Responsive */
@media (max-width: 1024px) {
  .app { grid-template-columns: 1fr; grid-template-rows: var(--topbar-h) 1fr; grid-template-areas: "topbar" "main" }
  .sidebar { display: none }
}