:root{
  --bg: #f5f7fb;
  --text: #0f172a;
  --muted: rgba(15,23,42,.62);

  --border: rgba(15,23,42,.10);
  --border-strong: rgba(15,23,42,.14);

  --radius: 18px;
  --radius-sm: 14px;

  --shadow: 0 14px 30px rgba(16,24,40,.10);
  --shadow-sm: 0 10px 22px rgba(16,24,40,.08);

  --mono: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;

  /* Gradients (enterprise-friendly) */
  --g-blue:   linear-gradient(135deg, #2563eb, #06b6d4);
  --g-green:  linear-gradient(135deg, #10b981, #22c55e);
  --g-purple: linear-gradient(135deg, #7c3aed, #ec4899);
  --g-amber:  linear-gradient(135deg, #f97316, #facc15);

  --surface: rgba(255,255,255,.86);
  --surface-strong: rgba(255,255,255,.92);
}

body{
  background:
    radial-gradient(900px 520px at 12% -10%, rgba(37,99,235,.20), transparent 60%),
      /* Global typography baseline (enterprise default) */
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, "Apple Color Emoji","Segoe UI Emoji";
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: geometricPrecision;

    radial-gradient(900px 520px at 95% 0%, rgba(236,72,153,.14), transparent 62%),
    radial-gradient(900px 520px at 40% 110%, rgba(34,197,94,.12), transparent 62%),
    var(--bg);
  color: var(--text);
}

.app-shell{ max-width: 1240px; margin-left: auto; margin-right: auto; }

.mono{ font-family: var(--mono); }
.muted{ color: var(--muted); }
.dash-number{ font-variant-numeric: tabular-nums; }

.card-clean{
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface);
  box-shadow: var(--shadow-sm);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}

/* Header / Top */
.topbar{
  border-radius: var(--radius);
  border: 1px solid var(--border);
  background: rgba(255,255,255,.78);
  box-shadow: var(--shadow);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  overflow: hidden;
  position: relative;
}
.topbar::before{
  content:"";
  position:absolute; inset:-2px;
  background:
    radial-gradient(700px 220px at 18% 0%, rgba(37,99,235,.16), transparent 60%),
    radial-gradient(700px 240px at 82% 0%, rgba(34,197,94,.12), transparent 60%);
  pointer-events:none;
}
.topbar > .card-body{ position: relative; }

.badge-pill{
  display:inline-flex;
  align-items:center;
  gap:.45rem;
  border-radius: 999px;
  border: 1px solid var(--border);
  padding: .35rem .65rem;
  background: rgba(255,255,255,.85);
  font-size: .86rem;
}

.link-mono a{ text-decoration: none; }
.link-mono a:hover{ text-decoration: underline; }

/* Strong Active Period banner */
.period-banner{
  display:flex;
  flex-wrap: wrap;
  align-items:center;
  justify-content: space-between;
  gap: .65rem 1rem;
  padding: .75rem .9rem;
  border-radius: var(--radius-sm);
  border: 1px solid rgba(37,99,235,.18);
  background: linear-gradient(135deg, rgba(37,99,235,.12), rgba(6,182,212,.10));
}

.period-banner .left{
  display:flex;
  align-items:center;
  gap:.65rem;
  min-width: 0;
}
.period-banner .icon{
  width: 40px;
  height: 40px;
  border-radius: 14px;
  display:grid;
  place-items:center;
  background: rgba(255,255,255,.74);
  border: 1px solid rgba(15,23,42,.08);
  flex: 0 0 auto;
}
.period-banner .label{
  font-weight: 900;
  letter-spacing: -.02em;
  font-size: 1.02rem;
}
.period-banner .value{
  font-family: var(--mono);
  font-size: .92rem;
  color: rgba(15,23,42,.78);
  overflow-wrap: anywhere;
}

.period-banner .right{
  display:flex;
  flex-wrap: wrap;
  gap: .5rem;
  align-items:center;
  justify-content: flex-end;
}
.pill-soft{
  display:inline-flex;
  align-items:center;
  gap:.45rem;
  padding:.35rem .6rem;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: rgba(255,255,255,.90);
  font-size: .86rem;
}

/* Selector cards (compact) */
.selector-grid{
  display:grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
}
@media (max-width: 1199px){
  .selector-grid{ grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 767px){
  .selector-grid{ grid-template-columns: 1fr; }
}

.grad-card{
  border-radius: var(--radius);
  border: 1px solid rgba(255,255,255,.18);
  color: #fff;
  box-shadow: var(--shadow);
  overflow: hidden;
  position: relative;
  min-height: 122px; /* compact */
}
.grad-card::after{
  content:"";
  position:absolute; inset:0;
  background:
    radial-gradient(520px 220px at 8% 12%, rgba(255,255,255,.18), transparent 55%),
    radial-gradient(520px 220px at 92% 15%, rgba(255,255,255,.12), transparent 60%);
  pointer-events:none;
}
.grad-card .inner{ position: relative; padding: 12px 12px; }

.grad-blue{ background: var(--g-blue); }
.grad-green{ background: var(--g-green); }
.grad-purple{ background: var(--g-purple); }
.grad-amber{ background: var(--g-amber); }

.grad-head{
  display:flex;
  align-items:center;
  justify-content: space-between;
  gap:.75rem;
  margin-bottom: 8px;
}
.grad-head .left{
  display:flex;
  align-items:center;
  gap:.6rem;
  min-width: 0;
}
.grad-head .title{
  font-weight: 900;
  letter-spacing: -.02em;
  line-height: 1.1;
  font-size: 1.02rem;
}
.grad-head .tag{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  width: 28px;
  height: 28px;
  border-radius: 10px;
  background: rgba(255,255,255,.22);
  border: 1px solid rgba(255,255,255,.20);
  font-weight: 900;
  flex: 0 0 auto;
}
.icon-bubble{
  width: 36px;
  height: 36px;
  border-radius: 14px;
  display:grid;
  place-items:center;
  background: rgba(255,255,255,.18);
  border: 1px solid rgba(255,255,255,.20);
  flex: 0 0 auto;
}

/* Compact input rows inside selector cards */
.sel-row{
  display:flex;
  gap: 8px;
  align-items:center;
  flex-wrap: wrap;
}
.sel-row > *{ flex: 1 1 120px; min-width: 0; }
.sel-row .tight{ flex: 1 1 90px; }
.sel-row .wide{ flex: 2 1 160px; }

.grad-input, .grad-select{
  background: rgba(255,255,255,.92);
  border: 1px solid rgba(255,255,255,.34);
  border-radius: 12px;
  font-size: .90rem;
  height: 36px;
}

.preview{
  margin-top: 8px;
  font-family: var(--mono);
  font-size: .84rem;
  opacity: .95;
  overflow-wrap: anywhere;
  min-height: 1.1em;
}

.preview.error{
  color: rgba(15,23,42,.92);
  background: rgba(255,255,255,.70);
  border: 1px solid rgba(255,255,255,.32);
  padding: 6px 8px;
  border-radius: 12px;
}

/* Sections */
.section-head{
  display:flex;
  align-items:center;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: .65rem;
}
.section-title{
  display:flex;
  align-items:center;
  gap:.6rem;
  font-weight: 900;
  letter-spacing: -.02em;
}
.section-sub{
  font-size: .92rem;
  color: var(--muted);
}

/* KPIs (Active Period only) */
.kpi-grid{
  display:grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
}
@media (max-width: 767px){
  .kpi-grid{ grid-template-columns: 1fr; }
}
.kpi-tile{
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--surface-strong);
  padding: 14px 14px;
}
.kpi-label{ color: var(--muted); font-size: .88rem; }
.kpi-value{
  font-weight: 900;
  letter-spacing: -.02em;
  font-size: 1.55rem;
}
.kpi-value.positive{ color: #15803d; } /* green */
.kpi-value.negative{ color: #b91c1c; } /* red */
.kpi-sub{ color: rgba(15,23,42,.55); font-size: .90rem; }

/* Summary tiles + table */
.mini-tiles{
  display:grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
}
@media (max-width: 767px){
  .mini-tiles{ grid-template-columns: 1fr; }
}
.mini-tile{
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: rgba(255,255,255,.94);
  padding: 12px 12px;
}
.mini-label{ color: var(--muted); font-size: .86rem; }
.mini-value{ font-weight: 900; letter-spacing: -.02em; font-size: 1.22rem; }

.table-wrap{
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  overflow: hidden;
  background: #fff;
}
.table thead th{
  background: rgba(15,23,42,.03);
  color: rgba(15,23,42,.70);
  font-weight: 900;
  border-bottom: 1px solid rgba(15,23,42,.08);
  white-space: nowrap;
}
.table td, .table th{ border-color: rgba(15,23,42,.06); }
.sticky-head thead th{ position: sticky; top: 0; z-index: 2; }

/* Footer controls */
.small-actions{
  display:flex;
  flex-wrap: wrap;
  gap: .5rem;
  align-items:center;
}

/* Toast */
.toast-holder{
  position: fixed;
  bottom: 18px;
  right: 18px;
  z-index: 1080;
  width: min(420px, calc(100vw - 28px));
}