/* ============================================================================
   KPI Dashboard — Design System
   Theme: Deep navy sidebar · White content · Gold accents
   Font:  Playfair Display (headings) · Source Sans 3 (body/data)
   ============================================================================ */

/* ── Google Fonts ──────────────────────────────────────────────────────────── */
@import url('https://fonts.googleapis.com/css2?family=Playfair+Display:wght@500;600;700&family=Source+Sans+3:wght@300;400;500;600;700&display=swap');

/* ── Design Tokens ─────────────────────────────────────────────────────────── */
:root {
  /* Navy family */
  --navy-900: #0b1220;
  --navy-800: #111c2e;
  --navy-700: #162238;
  --navy-600: #1d2e4a;
  --navy-500: #24395c;
  --navy-400: #2e4a74;
  --navy-300: #3d5f8f;
  --navy-200: #5b7faa;
  --navy-100: #8aaacb;
  --navy-050: #dce8f5;

  /* Gold family */
  --gold-700: #8a6200;
  --gold-600: #a87900;
  --gold-500: #c9920a;
  --gold-400: #e0a71c;
  --gold-300: #f0bc3a;
  --gold-200: #f5cf6e;
  --gold-100: #fae6aa;
  --gold-050: #fdf5dc;

  /* Neutral */
  --white:    #ffffff;
  --gray-050: #f7f8fa;
  --gray-100: #eef0f4;
  --gray-200: #dde1e9;
  --gray-300: #c4cad6;
  --gray-400: #9aa3b2;
  --gray-500: #6b7589;
  --gray-600: #4a5366;
  --gray-700: #323b4d;
  --gray-800: #1e2432;
  --gray-900: #0f1219;

  /* Status / RYG */
  --green-600: #1a7a3e;
  --green-400: #28a857;
  --green-100: #d4f0df;
  --green-050: #edf9f2;
  --yellow-600: #9a7200;
  --yellow-400: #d4a017;
  --yellow-100: #faecc8;
  --yellow-050: #fdf6e3;
  --red-600:   #a02020;
  --red-400:   #d94040;
  --red-100:   #fad4d4;
  --red-050:   #fdf0f0;

  /* Semantic aliases */
  --color-sidebar-bg:      var(--navy-800);
  --color-sidebar-border:  var(--navy-600);
  --color-sidebar-text:    var(--navy-100);
  --color-sidebar-muted:   var(--navy-200);
  --color-sidebar-active:  var(--gold-300);
  --color-sidebar-hover:   var(--navy-700);

  --color-topbar-bg:       var(--white);
  --color-topbar-border:   var(--gray-200);

  --color-content-bg:      var(--gray-050);
  --color-panel-bg:        var(--white);
  --color-panel-border:    var(--gray-200);
  --color-panel-shadow:    0 1px 4px rgba(11,18,32,0.07), 0 4px 16px rgba(11,18,32,0.04);

  --color-text-primary:    var(--gray-800);
  --color-text-secondary:  var(--gray-500);
  --color-text-muted:      var(--gray-400);
  --color-text-heading:    var(--navy-800);

  --color-accent:          var(--gold-400);
  --color-accent-dark:     var(--gold-600);
  --color-accent-light:    var(--gold-100);

  --color-link:            var(--navy-400);
  --color-link-hover:      var(--navy-300);

  --color-focus:           var(--gold-400);

  /* Gauge / status colors */
  --color-green:           var(--green-400);
  --color-green-bg:        var(--green-050);
  --color-green-border:    var(--green-100);
  --color-green-text:      var(--green-600);
  --color-yellow:          var(--yellow-400);
  --color-yellow-bg:       var(--yellow-050);
  --color-yellow-border:   var(--yellow-100);
  --color-yellow-text:     var(--yellow-600);
  --color-red:             var(--red-400);
  --color-red-bg:          var(--red-050);
  --color-red-border:      var(--red-100);
  --color-red-text:        var(--red-600);

  /* SMB HR category */
  --smb-green-700: #1a4d2e;
  --smb-green-400: #2d6a4f;
  --smb-green-100: #e8f4ee;
  --smb-green-050: #f2faf5;

  /* Layout */
  --sidebar-width:         240px;
  --topbar-height:         64px;
  --panel-radius:          10px;
  --card-radius:           8px;
  --input-radius:          6px;
  --btn-radius:            6px;

  /* Typography */
  --font-display:  'Playfair Display', Georgia, serif;
  --font-body:     'Source Sans 3', system-ui, sans-serif;

  /* Transitions */
  --transition-fast:   120ms ease;
  --transition-base:   200ms ease;
  --transition-slow:   340ms ease;

  /* Z-layers */
  --z-sidebar:   100;
  --z-topbar:    200;
  --z-modal:     500;
  --z-toast:     600;
  --z-tooltip:   700;
}

/* ── Reset ─────────────────────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { font-size: 16px; -webkit-font-smoothing: antialiased; }
body {
  font-family: var(--font-body);
  font-size: 0.9375rem;
  font-weight: 400;
  line-height: 1.6;
  color: var(--color-text-primary);
  background: var(--color-content-bg);
  min-height: 100vh;
}
img, svg { display: block; max-width: 100%; }
button, input, select, textarea { font: inherit; }
a { color: var(--color-link); text-decoration: none; }
a:hover { color: var(--color-link-hover); text-decoration: underline; }

/* ── App Shell ─────────────────────────────────────────────────────────────── */
.app-shell {
  display: grid;
  grid-template-columns: var(--sidebar-width) 1fr;
  grid-template-rows: var(--topbar-height) 1fr;
  min-height: 100vh;
}

/* ── Sidebar ───────────────────────────────────────────────────────────────── */
.sidebar {
  grid-row: 1 / -1;
  background: var(--color-sidebar-bg);
  border-right: 1px solid var(--color-sidebar-border);
  display: flex;
  flex-direction: column;
  position: sticky;
  top: 0;
  height: 100vh;
  overflow-y: auto;
  z-index: var(--z-sidebar);
}

.sidebar-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 20px 20px 18px;
  border-bottom: 1px solid var(--navy-700);
  flex-shrink: 0;
}
.sidebar-logo img {
  width: 36px;
  height: 36px;
  border-radius: 6px;
  object-fit: contain;
}
.sidebar-logo-text {
  font-family: var(--font-display);
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--white);
  line-height: 1.25;
  letter-spacing: 0.01em;
}
.sidebar-logo-sub {
  font-family: var(--font-body);
  font-size: 0.65rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--gold-300);
}

.sidebar-section-label {
  font-size: 0.6rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--navy-300);
  padding: 20px 20px 6px;
}

.sidebar-nav {
  flex: 1;
  padding: 8px 10px;
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.nav-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 9px 12px;
  border-radius: 6px;
  color: var(--color-sidebar-text);
  font-size: 0.875rem;
  font-weight: 400;
  cursor: pointer;
  transition: background var(--transition-fast), color var(--transition-fast);
  border: none;
  background: none;
  width: 100%;
  text-align: left;
  position: relative;
}
.nav-item:hover {
  background: var(--color-sidebar-hover);
  color: var(--white);
}
.nav-item.active {
  background: rgba(240,188,58,0.12);
  color: var(--gold-300);
  font-weight: 500;
}
.nav-item.active::before {
  content: '';
  position: absolute;
  left: 0;
  top: 6px;
  bottom: 6px;
  width: 3px;
  background: var(--gold-300);
  border-radius: 0 3px 3px 0;
}
.nav-item-icon {
  font-size: 1rem;
  width: 18px;
  text-align: center;
  flex-shrink: 0;
  opacity: 0.8;
}
.nav-item.active .nav-item-icon { opacity: 1; }

.sidebar-divider {
  height: 1px;
  background: var(--navy-700);
  margin: 10px 20px;
}

.sidebar-footer {
  padding: 14px 16px;
  border-top: 1px solid var(--navy-700);
  flex-shrink: 0;
}
.sidebar-footer-text {
  font-size: 0.7rem;
  color: var(--navy-300);
  line-height: 1.5;
}
.sidebar-footer-text strong {
  color: var(--navy-100);
  font-weight: 500;
}

/* ── Top Bar ───────────────────────────────────────────────────────────────── */
.topbar {
  background: var(--color-topbar-bg);
  border-bottom: 1px solid var(--color-topbar-border);
  display: flex;
  align-items: center;
  padding: 0 28px;
  gap: 16px;
  position: sticky;
  top: 0;
  z-index: var(--z-topbar);
}

.topbar-breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  flex: 1;
}
.topbar-breadcrumb-root {
  font-size: 0.8rem;
  color: var(--color-text-muted);
  font-weight: 500;
  letter-spacing: 0.03em;
}
.topbar-breadcrumb-sep {
  color: var(--gray-300);
  font-size: 0.75rem;
}
.topbar-breadcrumb-current {
  font-size: 0.8rem;
  color: var(--color-text-secondary);
  font-weight: 500;
}

.topbar-company {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-text-heading);
  max-width: 260px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.topbar-period {
  font-size: 0.78rem;
  color: var(--color-text-muted);
  background: var(--gray-100);
  padding: 3px 10px;
  border-radius: 20px;
  white-space: nowrap;
}

.topbar-actions {
  display: flex;
  align-items: center;
  gap: 8px;
}

/* ── Main Content ──────────────────────────────────────────────────────────── */
.main-content {
  padding: 28px;
  overflow-y: auto;
}

.page-header {
  margin-bottom: 24px;
}
.page-title {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--color-text-heading);
  line-height: 1.2;
}
.page-subtitle {
  font-size: 0.875rem;
  color: var(--color-text-secondary);
  margin-top: 4px;
}

/* ── Panel / Card ──────────────────────────────────────────────────────────── */
.panel {
  background: var(--color-panel-bg);
  border: 1px solid var(--color-panel-border);
  border-radius: var(--panel-radius);
  box-shadow: var(--color-panel-shadow);
}
.panel-header {
  padding: 18px 22px 14px;
  border-bottom: 1px solid var(--color-panel-border);
  display: flex;
  align-items: center;
  gap: 10px;
}
.panel-title {
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--color-text-heading);
  flex: 1;
}
.panel-body {
  padding: 22px;
}
.panel-footer {
  padding: 14px 22px;
  border-top: 1px solid var(--color-panel-border);
  background: var(--gray-050);
  border-radius: 0 0 var(--panel-radius) var(--panel-radius);
  display: flex;
  align-items: center;
  gap: 10px;
}

/* ── Grid Layouts ──────────────────────────────────────────────────────────── */
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.grid-3 { display: grid; grid-template-columns: repeat(3,1fr); gap: 20px; }
.grid-4 { display: grid; grid-template-columns: repeat(4,1fr); gap: 16px; }
.grid-auto { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 20px; }

/* ── KPI Card (Dashboard view) ─────────────────────────────────────────────── */
.kpi-card {
  background: var(--color-panel-bg);
  border: 1px solid var(--color-panel-border);
  border-radius: var(--card-radius);
  box-shadow: var(--color-panel-shadow);
  padding: 20px;
  position: relative;
  transition: box-shadow var(--transition-base), transform var(--transition-base);
  cursor: default;
}
.kpi-card:hover {
  box-shadow: 0 4px 16px rgba(11,18,32,0.10), 0 8px 32px rgba(11,18,32,0.06);
  transform: translateY(-1px);
}
.kpi-card-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  margin-bottom: 14px;
}
.kpi-card-ref {
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--navy-300);
  background: var(--navy-050);
  padding: 2px 7px;
  border-radius: 4px;
}
.kpi-card-actions {
  display: flex;
  gap: 4px;
}
.kpi-card-name {
  font-family: var(--font-display);
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--color-text-heading);
  line-height: 1.3;
  margin-bottom: 4px;
}
.kpi-card-category {
  font-size: 0.7rem;
  color: var(--color-text-muted);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}
.kpi-card-value-row {
  display: flex;
  align-items: baseline;
  gap: 10px;
  margin: 16px 0 10px;
}
.kpi-card-value {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 700;
  color: var(--color-text-heading);
  line-height: 1;
}
.kpi-card-value.no-data {
  font-size: 1.1rem;
  font-weight: 400;
  color: var(--color-text-muted);
  font-family: var(--font-body);
}
.kpi-card-benchmark {
  font-size: 0.75rem;
  color: var(--color-text-muted);
}
.kpi-card-benchmark strong {
  font-weight: 600;
}

/* Status stripe on left edge of card */
.kpi-card::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 4px;
  border-radius: var(--card-radius) 0 0 var(--card-radius);
  background: var(--gray-200);
  transition: background var(--transition-base);
}
.kpi-card.status-green::before  { background: var(--color-green); }
.kpi-card.status-yellow::before { background: var(--color-yellow); }
.kpi-card.status-red::before    { background: var(--color-red); }

/* ── Status Badge ──────────────────────────────────────────────────────────── */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: 0.7rem;
  font-weight: 600;
  padding: 2px 8px;
  border-radius: 20px;
  white-space: nowrap;
}
.badge-green  { background: var(--color-green-bg);  color: var(--color-green-text);  border: 1px solid var(--color-green-border); }
.badge-yellow { background: var(--color-yellow-bg); color: var(--color-yellow-text); border: 1px solid var(--color-yellow-border); }
.badge-red    { background: var(--color-red-bg);    color: var(--color-red-text);    border: 1px solid var(--color-red-border); }
.badge-gray   { background: var(--gray-100);        color: var(--gray-500);          border: 1px solid var(--gray-200); }
.badge-navy   { background: var(--navy-050);        color: var(--navy-600);          border: 1px solid var(--navy-200); }
.badge-gold   { background: var(--gold-050);        color: var(--gold-700);          border: 1px solid var(--gold-200); }

/* ── Gauge Chart ───────────────────────────────────────────────────────────── */
.gauge-wrapper {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
}
.gauge-svg { overflow: visible; }
.gauge-arc-bg   { fill: none; stroke: var(--gray-100); stroke-width: 14; }
.gauge-arc-red  { fill: none; stroke: var(--red-400);  stroke-width: 14; stroke-linecap: butt; }
.gauge-arc-yell { fill: none; stroke: var(--yellow-400); stroke-width: 14; stroke-linecap: butt; }
.gauge-arc-grn  { fill: none; stroke: var(--green-400); stroke-width: 14; stroke-linecap: butt; }
.gauge-needle { fill: var(--navy-700); transform-origin: 90px 90px; transition: transform 0.8s cubic-bezier(.4,0,.2,1); }
.gauge-needle-cap { fill: var(--navy-800); }
.gauge-center-value {
  font-family: var(--font-display);
  font-size: 1.35rem;
  font-weight: 700;
  fill: var(--navy-800);
  text-anchor: middle;
  dominant-baseline: central;
}
.gauge-center-label {
  font-family: var(--font-body);
  font-size: 0.55rem;
  fill: var(--gray-500);
  text-anchor: middle;
  dominant-baseline: central;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}
.gauge-label-red  { font-size: 0.6rem; fill: var(--red-600);    font-family: var(--font-body); }
.gauge-label-grn  { font-size: 0.6rem; fill: var(--green-600);  font-family: var(--font-body); }
.gauge-benchmark-tick { stroke: var(--gold-500); stroke-width: 2.5; }
.gauge-benchmark-label { font-size: 0.55rem; fill: var(--gold-700); font-family: var(--font-body); text-anchor: middle; }

/* ── Line Chart ────────────────────────────────────────────────────────────── */
.chart-container {
  position: relative;
  width: 100%;
  height: 220px;
}
.chart-legend {
  display: flex;
  gap: 16px;
  margin-top: 10px;
}
.chart-legend-item {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.75rem;
  color: var(--color-text-secondary);
}
.chart-legend-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  flex-shrink: 0;
}
.chart-legend-line {
  width: 18px;
  height: 2px;
  border-top: 2px dashed currentColor;
  flex-shrink: 0;
}

/* ── Data Table ────────────────────────────────────────────────────────────── */
.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.875rem;
}
.data-table thead tr {
  background: var(--gray-050);
  border-bottom: 2px solid var(--gray-200);
}
.data-table th {
  padding: 10px 14px;
  text-align: left;
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-text-secondary);
  white-space: nowrap;
}
.data-table th.numeric, .data-table td.numeric {
  text-align: right;
}
.data-table td {
  padding: 12px 14px;
  border-bottom: 1px solid var(--gray-100);
  color: var(--color-text-primary);
  vertical-align: middle;
}
.data-table tbody tr:last-child td { border-bottom: none; }
.data-table tbody tr:hover td { background: var(--gray-050); }
.data-table .td-metric-name {
  font-weight: 500;
  color: var(--color-text-heading);
}
.data-table .td-ref {
  font-family: var(--font-body);
  font-size: 0.7rem;
  font-weight: 600;
  color: var(--navy-300);
}
.data-table .td-value {
  font-family: var(--font-display);
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--color-text-heading);
}
.data-table .td-empty {
  color: var(--color-text-muted);
  font-style: italic;
  font-size: 0.82rem;
}
.data-table .td-enter {
  font-size: 0.75rem;
  color: var(--color-accent-dark);
  font-weight: 600;
  cursor: pointer;
  text-decoration: underline;
  text-underline-offset: 2px;
}

/* ── Quarter Tabs ──────────────────────────────────────────────────────────── */
.quarter-tabs {
  display: flex;
  gap: 4px;
  background: var(--gray-100);
  padding: 4px;
  border-radius: 8px;
  width: fit-content;
}
.quarter-tab {
  padding: 6px 18px;
  border-radius: 6px;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--color-text-secondary);
  cursor: pointer;
  border: none;
  background: none;
  transition: background var(--transition-fast), color var(--transition-fast);
  white-space: nowrap;
}
.quarter-tab:hover { background: var(--white); color: var(--color-text-primary); }
.quarter-tab.active {
  background: var(--white);
  color: var(--navy-700);
  box-shadow: 0 1px 4px rgba(11,18,32,0.10);
}

/* ── Year Selector ─────────────────────────────────────────────────────────── */
.year-tabs {
  display: flex;
  gap: 2px;
  align-items: center;
}
.year-tab {
  padding: 4px 12px;
  border-radius: 4px;
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--color-text-muted);
  cursor: pointer;
  border: 1px solid transparent;
  background: none;
  transition: all var(--transition-fast);
}
.year-tab:hover { color: var(--color-text-primary); border-color: var(--gray-200); }
.year-tab.active {
  color: var(--navy-700);
  background: var(--white);
  border-color: var(--gray-200);
  box-shadow: 0 1px 3px rgba(0,0,0,0.06);
}

/* ── Buttons ───────────────────────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 8px 18px;
  border-radius: var(--btn-radius);
  font-size: 0.875rem;
  font-weight: 600;
  cursor: pointer;
  border: 1px solid transparent;
  transition: all var(--transition-fast);
  white-space: nowrap;
  line-height: 1;
  text-decoration: none;
}
.btn:focus-visible { outline: 2px solid var(--color-focus); outline-offset: 2px; }
.btn:disabled { opacity: 0.45; cursor: not-allowed; }

.btn-primary {
  background: var(--navy-700);
  color: var(--white);
  border-color: var(--navy-700);
}
.btn-primary:hover:not(:disabled) { background: var(--navy-600); border-color: var(--navy-600); }

.btn-gold {
  background: var(--gold-400);
  color: var(--navy-900);
  border-color: var(--gold-400);
}
.btn-gold:hover:not(:disabled) { background: var(--gold-300); border-color: var(--gold-300); }

.btn-outline {
  background: transparent;
  color: var(--navy-600);
  border-color: var(--gray-300);
}
.btn-outline:hover:not(:disabled) { background: var(--gray-050); border-color: var(--gray-400); }

.btn-ghost {
  background: transparent;
  color: var(--color-text-secondary);
  border-color: transparent;
}
.btn-ghost:hover:not(:disabled) { background: var(--gray-100); color: var(--color-text-primary); }

.btn-danger {
  background: transparent;
  color: var(--red-600);
  border-color: var(--red-100);
}
.btn-danger:hover:not(:disabled) { background: var(--red-050); }

.btn-sm { padding: 5px 12px; font-size: 0.8rem; }
.btn-lg { padding: 11px 26px; font-size: 1rem; }
.btn-icon {
  padding: 7px;
  border-radius: var(--btn-radius);
  background: transparent;
  border: none;
  color: var(--color-text-muted);
  cursor: pointer;
  transition: all var(--transition-fast);
  display: inline-flex;
  align-items: center;
  justify-content: center;
}
.btn-icon:hover { background: var(--gray-100); color: var(--color-text-primary); }
.btn-icon svg { width: 16px; height: 16px; }

/* ── Form Elements ─────────────────────────────────────────────────────────── */
.form-group { display: flex; flex-direction: column; gap: 5px; }
.form-label {
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--color-text-secondary);
}
.form-label .required { color: var(--red-400); margin-left: 2px; }
.form-hint {
  font-size: 0.75rem;
  color: var(--color-text-muted);
  line-height: 1.4;
}
.form-input, .form-select, .form-textarea {
  width: 100%;
  padding: 9px 12px;
  border: 1px solid var(--gray-300);
  border-radius: var(--input-radius);
  background: var(--white);
  color: var(--color-text-primary);
  font-size: 0.9rem;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
  outline: none;
}
.form-input:focus, .form-select:focus, .form-textarea:focus {
  border-color: var(--navy-400);
  box-shadow: 0 0 0 3px rgba(29,46,74,0.10);
}
.form-input.currency { font-family: var(--font-body); }
.form-input.currency::before { content: '$'; }
.form-input.error { border-color: var(--red-400); }
.form-input.error:focus { box-shadow: 0 0 0 3px rgba(217,64,64,0.12); }
.form-error-msg { font-size: 0.75rem; color: var(--red-600); }
.form-select { cursor: pointer; }
.form-textarea { resize: vertical; min-height: 80px; }

.currency-input-wrapper {
  position: relative;
}
.currency-input-wrapper::before {
  content: '$';
  position: absolute;
  left: 11px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--color-text-muted);
  font-weight: 500;
  pointer-events: none;
}
.currency-input-wrapper .form-input { padding-left: 22px; }

.date-input-group {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
}

/* ── Toggle / Switch ───────────────────────────────────────────────────────── */
.toggle-group {
  display: flex;
  align-items: center;
  gap: 10px;
}
.toggle-label {
  font-size: 0.875rem;
  color: var(--color-text-primary);
  cursor: pointer;
}
.toggle {
  position: relative;
  width: 40px;
  height: 22px;
  cursor: pointer;
}
.toggle input { opacity: 0; width: 0; height: 0; position: absolute; }
.toggle-track {
  position: absolute;
  inset: 0;
  background: var(--gray-300);
  border-radius: 11px;
  transition: background var(--transition-base);
}
.toggle input:checked + .toggle-track { background: var(--navy-500); }
.toggle-thumb {
  position: absolute;
  top: 3px;
  left: 3px;
  width: 16px;
  height: 16px;
  background: var(--white);
  border-radius: 50%;
  transition: transform var(--transition-base);
  box-shadow: 0 1px 3px rgba(0,0,0,0.2);
  pointer-events: none;
}
.toggle input:checked ~ .toggle-thumb { transform: translateX(18px); }

/* ── Radio Group (view mode: chart/gauge) ──────────────────────────────────── */
.radio-group {
  display: flex;
  gap: 0;
  border: 1px solid var(--gray-300);
  border-radius: 6px;
  overflow: hidden;
}
.radio-group input[type="radio"] { display: none; }
.radio-group label {
  padding: 7px 14px;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--color-text-secondary);
  cursor: pointer;
  border-right: 1px solid var(--gray-300);
  transition: all var(--transition-fast);
  white-space: nowrap;
  user-select: none;
}
.radio-group label:last-child { border-right: none; }
.radio-group input[type="radio"]:checked + label {
  background: var(--navy-700);
  color: var(--white);
}

/* ── Modal ─────────────────────────────────────────────────────────────────── */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(11,18,32,0.55);
  backdrop-filter: blur(3px);
  z-index: var(--z-modal);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--transition-base), visibility var(--transition-base);
}
.modal-overlay.open {
  opacity: 1;
  visibility: visible;
}
.modal {
  background: var(--white);
  border-radius: var(--panel-radius);
  box-shadow: 0 20px 60px rgba(11,18,32,0.25), 0 8px 24px rgba(11,18,32,0.15);
  width: 100%;
  max-width: 520px;
  max-height: 90vh;
  overflow-y: auto;
  transform: translateY(16px) scale(0.98);
  transition: transform var(--transition-base);
}
.modal-overlay.open .modal {
  transform: translateY(0) scale(1);
}
.modal-lg { max-width: 680px; }
.modal-header {
  display: flex;
  align-items: center;
  padding: 20px 22px 16px;
  border-bottom: 1px solid var(--gray-200);
  gap: 10px;
}
.modal-title {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--color-text-heading);
  flex: 1;
}
.modal-body { padding: 22px; display: flex; flex-direction: column; gap: 16px; }
.modal-footer {
  padding: 16px 22px;
  border-top: 1px solid var(--gray-200);
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 8px;
  background: var(--gray-050);
  border-radius: 0 0 var(--panel-radius) var(--panel-radius);
}

/* ── Input Pop-up (data entry box) ────────────────────────────────────────── */
.input-popup-metric-name {
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--navy-800);
}
.input-popup-ref {
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--navy-300);
  background: var(--navy-050);
  padding: 2px 7px;
  border-radius: 4px;
}
.input-popup-period {
  font-size: 0.78rem;
  color: var(--color-text-muted);
  margin-top: 2px;
}
.input-popup-fields {
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.input-popup-benchmark {
  background: var(--gold-050);
  border: 1px solid var(--gold-100);
  border-radius: 6px;
  padding: 10px 14px;
  font-size: 0.8rem;
  color: var(--gold-700);
  display: flex;
  align-items: center;
  gap: 8px;
}
.input-popup-benchmark strong { font-weight: 700; }
.input-popup-result {
  background: var(--navy-050);
  border-radius: 6px;
  padding: 12px 16px;
  text-align: center;
}
.input-popup-result-label {
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--navy-300);
  font-weight: 600;
  margin-bottom: 4px;
}
.input-popup-result-value {
  font-family: var(--font-display);
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--navy-800);
  line-height: 1;
}

/* ── Help Panel ────────────────────────────────────────────────────────────── */
.help-panel {
  display: flex;
  flex-direction: column;
  gap: 18px;
}
.help-section-label {
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  margin-bottom: 4px;
}
.help-section-value {
  font-size: 0.875rem;
  color: var(--color-text-primary);
  line-height: 1.6;
}
.help-example {
  background: var(--gray-050);
  border-left: 3px solid var(--navy-300);
  padding: 10px 14px;
  border-radius: 0 4px 4px 0;
  font-size: 0.82rem;
  color: var(--color-text-secondary);
  font-family: var(--font-body);
}
.help-benchmark {
  background: var(--gold-050);
  border: 1px solid var(--gold-100);
  border-radius: 6px;
  padding: 10px 14px;
  font-size: 0.82rem;
  color: var(--gold-700);
}

/* ── KPI Selection Menu ────────────────────────────────────────────────────── */
.kpi-menu-category {
  margin-bottom: 6px;
}
.kpi-menu-category-header {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 4px;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  border-bottom: 1px solid var(--gray-100);
  margin-bottom: 4px;
}
.kpi-menu-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 6px;
  border-radius: 6px;
  cursor: pointer;
  transition: background var(--transition-fast);
}
.kpi-menu-item:hover { background: var(--gray-050); }
.kpi-menu-item.selected { background: var(--navy-050); }
.kpi-menu-item-check {
  width: 18px;
  height: 18px;
  border: 2px solid var(--gray-300);
  border-radius: 4px;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-fast);
}
.kpi-menu-item.selected .kpi-menu-item-check {
  background: var(--navy-700);
  border-color: var(--navy-700);
}
.kpi-menu-item-check-mark {
  color: var(--white);
  font-size: 11px;
  display: none;
}
.kpi-menu-item.selected .kpi-menu-item-check-mark { display: block; }
.kpi-menu-item-ref {
  font-size: 0.65rem;
  font-weight: 700;
  color: var(--navy-300);
  width: 28px;
  flex-shrink: 0;
}
.kpi-menu-item-name {
  font-size: 0.875rem;
  color: var(--color-text-primary);
  flex: 1;
}
.kpi-menu-item.selected .kpi-menu-item-name { font-weight: 500; color: var(--navy-700); }

.kpi-rule-callout {
  background: var(--gold-050);
  border: 1px solid var(--gold-200);
  border-radius: 8px;
  padding: 12px 16px;
  font-size: 0.82rem;
  color: var(--gold-700);
  display: flex;
  gap: 10px;
  align-items: flex-start;
  line-height: 1.5;
}
.kpi-rule-callout.warning {
  background: var(--red-050);
  border-color: var(--red-100);
  color: var(--red-600);
}
.kpi-rule-callout.ok {
  background: var(--green-050);
  border-color: var(--green-100);
  color: var(--green-600);
}
.kpi-rule-icon { font-size: 1rem; flex-shrink: 0; margin-top: 1px; }

/* ── Progress Bar ──────────────────────────────────────────────────────────── */
.progress-bar {
  width: 100%;
  height: 6px;
  background: var(--gray-100);
  border-radius: 3px;
  overflow: hidden;
}
.progress-fill {
  height: 100%;
  border-radius: 3px;
  transition: width 0.6s ease;
}
.progress-fill.green  { background: var(--green-400); }
.progress-fill.yellow { background: var(--yellow-400); }
.progress-fill.red    { background: var(--red-400); }
.progress-fill.navy   { background: var(--navy-500); }
.progress-fill.gold   { background: var(--gold-400); }

/* ── Spark Line (small inline trend) ──────────────────────────────────────── */
.sparkline {
  width: 80px;
  height: 32px;
  overflow: visible;
}
.sparkline-line { fill: none; stroke-width: 1.5; stroke-linecap: round; stroke-linejoin: round; }
.sparkline-line.up   { stroke: var(--green-400); }
.sparkline-line.down { stroke: var(--red-400); }
.sparkline-line.flat { stroke: var(--gray-400); }
.sparkline-dot { r: 2.5; }
.sparkline-dot.up   { fill: var(--green-400); }
.sparkline-dot.down { fill: var(--red-400); }

/* ── Toast Notification ────────────────────────────────────────────────────── */
.toast-container {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: var(--z-toast);
  display: flex;
  flex-direction: column;
  gap: 8px;
  pointer-events: none;
}
.toast {
  display: flex;
  align-items: center;
  gap: 10px;
  background: var(--navy-800);
  color: var(--white);
  padding: 12px 16px;
  border-radius: 8px;
  font-size: 0.875rem;
  max-width: 340px;
  box-shadow: 0 4px 16px rgba(0,0,0,0.25);
  pointer-events: auto;
  animation: toast-in 0.25s ease;
}
.toast.toast-success { border-left: 3px solid var(--green-400); }
.toast.toast-error   { border-left: 3px solid var(--red-400); }
.toast.toast-info    { border-left: 3px solid var(--gold-300); }
@keyframes toast-in {
  from { opacity: 0; transform: translateY(8px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* ── Empty State ───────────────────────────────────────────────────────────── */
.empty-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 48px 24px;
  text-align: center;
}
.empty-state-icon {
  font-size: 2.5rem;
  margin-bottom: 16px;
  opacity: 0.35;
}
.empty-state-title {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--color-text-heading);
  margin-bottom: 6px;
}
.empty-state-text {
  font-size: 0.875rem;
  color: var(--color-text-muted);
  max-width: 320px;
  line-height: 1.6;
  margin-bottom: 20px;
}

/* ── Narrative Banner ──────────────────────────────────────────────────────── */
.narrative-banner {
  background: linear-gradient(135deg, var(--navy-800) 0%, var(--navy-600) 100%);
  border-radius: var(--panel-radius);
  padding: 24px 28px;
  color: var(--white);
  position: relative;
  overflow: hidden;
}
.narrative-banner::before {
  content: '';
  position: absolute;
  top: -20px;
  right: -20px;
  width: 180px;
  height: 180px;
  background: radial-gradient(circle, rgba(240,188,58,0.12) 0%, transparent 70%);
  pointer-events: none;
}
.narrative-banner-title {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 10px;
}
.narrative-banner-text {
  font-size: 0.875rem;
  color: var(--navy-100);
  line-height: 1.7;
  max-width: 680px;
}
.narrative-banner-accent {
  display: inline-block;
  color: var(--gold-300);
  font-weight: 600;
}

/* ── Settings / Header Form ────────────────────────────────────────────────── */
.settings-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  align-items: start;
}
.settings-row.full { grid-template-columns: 1fr; }

/* ── Seasonal Toggle Banner ────────────────────────────────────────────────── */
.mode-selector {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
}
.mode-option {
  border: 2px solid var(--gray-200);
  border-radius: 8px;
  padding: 14px 16px;
  cursor: pointer;
  transition: all var(--transition-base);
  position: relative;
}
.mode-option:hover { border-color: var(--navy-300); }
.mode-option.selected {
  border-color: var(--navy-600);
  background: var(--navy-050);
}
.mode-option input { position: absolute; opacity: 0; }
.mode-option-title {
  font-weight: 600;
  font-size: 0.875rem;
  color: var(--color-text-heading);
  margin-bottom: 4px;
}
.mode-option-desc {
  font-size: 0.75rem;
  color: var(--color-text-muted);
  line-height: 1.45;
}

/* ── Custom KPI Submission Form ────────────────────────────────────────────── */
.custom-kpi-form {
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.form-section-title {
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  padding-bottom: 6px;
  border-bottom: 1px solid var(--gray-100);
}

/* ── Newly Added KPI Badge ──────────────────────────────────────────────────── */
.new-kpi-badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  background: var(--gold-050);
  border: 1px solid var(--gold-200);
  color: var(--gold-700);
  font-size: 0.62rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 2px 7px;
  border-radius: 4px;
  animation: pulse-badge 2.4s ease-in-out infinite;
}
@keyframes pulse-badge {
  0%,100% { opacity: 1; }
  50%      { opacity: 0.7; }
}

/* ── Compliance Card (SB7 SB8 SB9 SB10 — binary/flag metrics) ─────────────── */
.compliance-card {
  background: var(--color-panel-bg);
  border: 1px solid var(--color-panel-border);
  border-radius: var(--card-radius);
  box-shadow: var(--color-panel-shadow);
  padding: 20px;
  position: relative;
}
.compliance-card::before {
  content: '';
  position: absolute;
  left: 0; top: 0; bottom: 0;
  width: 4px;
  border-radius: var(--card-radius) 0 0 var(--card-radius);
}
.compliance-card.status-green::before { background: var(--color-green); }
.compliance-card.status-red::before   { background: var(--color-red); }
.compliance-status-indicator {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 14px 0 10px;
}
.compliance-status-dot {
  width: 20px;
  height: 20px;
  border-radius: 50%;
  flex-shrink: 0;
}
.compliance-status-dot.active  { background: var(--color-green); }
.compliance-status-dot.lapsed  { background: var(--color-red); }
.compliance-status-label {
  font-family: var(--font-display);
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--color-text-heading);
}
.compliance-days-countdown {
  font-size: 0.78rem;
  color: var(--color-text-muted);
  margin-top: 4px;
}
.compliance-days-countdown strong {
  color: var(--gold-600);
  font-weight: 600;
}

/* ── SMB HR Category Color ─────────────────────────────────────────────────── */
.category-smb_hr { color: var(--smb-green-400); }
.badge-smb { background: var(--smb-green-100); color: var(--smb-green-700); border: 1px solid var(--smb-green-100); }

/* ── Glossary View ─────────────────────────────────────────────────────────── */
.glossary-search-bar {
  position: sticky;
  top: 0;
  background: var(--color-content-bg);
  padding-bottom: 14px;
  z-index: 10;
}
.glossary-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 14px;
}
.glossary-entry {
  background: var(--color-panel-bg);
  border: 1px solid var(--color-panel-border);
  border-radius: var(--card-radius);
  padding: 16px 18px;
  transition: box-shadow var(--transition-fast);
}
.glossary-entry:hover { box-shadow: var(--color-panel-shadow); }
.glossary-term {
  font-family: var(--font-display);
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--navy-800);
  margin-bottom: 4px;
}
.glossary-aliases {
  font-size: 0.7rem;
  color: var(--color-text-muted);
  margin-bottom: 8px;
  font-style: italic;
}
.glossary-definition {
  font-size: 0.82rem;
  color: var(--color-text-secondary);
  line-height: 1.65;
}
.glossary-used-in {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
  margin-top: 10px;
  padding-top: 8px;
  border-top: 1px solid var(--gray-100);
}
.glossary-kpi-chip {
  font-size: 0.62rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  background: var(--navy-050);
  color: var(--navy-500);
  padding: 2px 6px;
  border-radius: 3px;
}
.glossary-category-filter {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 14px;
}
.glossary-filter-chip {
  padding: 5px 12px;
  border-radius: 20px;
  font-size: 0.75rem;
  font-weight: 600;
  cursor: pointer;
  border: 1px solid var(--gray-200);
  background: var(--white);
  color: var(--color-text-secondary);
  transition: all var(--transition-fast);
}
.glossary-filter-chip:hover { border-color: var(--navy-300); color: var(--navy-600); }
.glossary-filter-chip.active { background: var(--navy-700); color: var(--white); border-color: var(--navy-700); }

/* ── CSV Import Panel ──────────────────────────────────────────────────────── */
.import-drop-zone {
  border: 2px dashed var(--gray-300);
  border-radius: var(--panel-radius);
  padding: 40px 24px;
  text-align: center;
  cursor: pointer;
  transition: all var(--transition-base);
  background: var(--gray-050);
}
.import-drop-zone:hover,
.import-drop-zone.drag-over {
  border-color: var(--navy-400);
  background: var(--navy-050);
}
.import-drop-icon { font-size: 2.2rem; margin-bottom: 12px; opacity: 0.4; }
.import-drop-title {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-text-heading);
  margin-bottom: 4px;
}
.import-drop-subtitle { font-size: 0.82rem; color: var(--color-text-muted); }
.import-drop-link {
  color: var(--navy-400);
  font-weight: 600;
  text-decoration: underline;
  cursor: pointer;
}
.import-status-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.82rem;
  margin-top: 14px;
}
.import-status-table th {
  text-align: left;
  padding: 7px 10px;
  background: var(--gray-050);
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  border-bottom: 1px solid var(--gray-200);
}
.import-status-table td {
  padding: 8px 10px;
  border-bottom: 1px solid var(--gray-100);
  vertical-align: middle;
}
.import-row-ok   { color: var(--green-600); font-weight: 600; }
.import-row-warn { color: var(--yellow-600); font-weight: 600; }
.import-row-err  { color: var(--red-600); font-weight: 600; }
.import-template-note {
  background: var(--gold-050);
  border: 1px solid var(--gold-100);
  border-radius: 6px;
  padding: 12px 16px;
  font-size: 0.8rem;
  color: var(--gold-700);
  display: flex;
  align-items: flex-start;
  gap: 8px;
}

/* ── Reporting Mode Selector ────────────────────────────────────────────────── */
.reporting-mode-card {
  border: 2px solid var(--gray-200);
  border-radius: 8px;
  padding: 16px 18px;
  cursor: pointer;
  transition: all var(--transition-base);
}
.reporting-mode-card:hover { border-color: var(--navy-300); }
.reporting-mode-card.selected { border-color: var(--navy-600); background: var(--navy-050); }
.reporting-mode-title {
  font-weight: 600;
  font-size: 0.9rem;
  color: var(--navy-800);
  margin-bottom: 4px;
  display: flex;
  align-items: center;
  gap: 8px;
}
.reporting-mode-desc { font-size: 0.78rem; color: var(--color-text-muted); line-height: 1.5; }
.reporting-mode-detail { font-size: 0.75rem; color: var(--color-text-muted); margin-top: 6px; font-style: italic; }

/* ── Backdate Onboarding Stepper ────────────────────────────────────────────── */
.onboarding-stepper {
  display: flex;
  gap: 0;
  margin-bottom: 24px;
  border-bottom: 2px solid var(--gray-200);
}
.onboarding-step {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 20px 10px 0;
  font-size: 0.8rem;
  color: var(--color-text-muted);
  position: relative;
}
.onboarding-step.active { color: var(--navy-700); font-weight: 600; }
.onboarding-step.complete { color: var(--green-600); }
.onboarding-step-num {
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: var(--gray-200);
  color: var(--gray-500);
  font-size: 0.7rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.onboarding-step.active .onboarding-step-num { background: var(--navy-700); color: var(--white); }
.onboarding-step.complete .onboarding-step-num { background: var(--green-400); color: var(--white); }

/* ── PDF / Print Styles ─────────────────────────────────────────────────────── */
@media print {
  * { -webkit-print-color-adjust: exact; print-color-adjust: exact; }

  .sidebar,
  .topbar,
  .btn,
  .quarter-tabs,
  .year-tabs,
  .toast-container,
  .modal-overlay { display: none !important; }

  .app-shell {
    display: block;
    min-height: unset;
  }

  .main-content {
    padding: 0;
    overflow: visible;
  }

  body { background: #fff; font-size: 11pt; }

  .pdf-report-header {
    display: flex !important;
    align-items: center;
    padding: 18pt 0 12pt;
    border-bottom: 2pt solid #111c2e;
    margin-bottom: 16pt;
  }
  .pdf-report-company {
    font-family: 'Playfair Display', Georgia, serif;
    font-size: 16pt;
    font-weight: 700;
    color: #111c2e;
    flex: 1;
  }
  .pdf-report-period { font-size: 9pt; color: #6b7589; }
  .pdf-report-quarter { font-size: 11pt; font-weight: 600; color: #111c2e; }

  .kpi-card {
    break-inside: avoid;
    box-shadow: none;
    border: 1pt solid #dde1e9;
    page-break-inside: avoid;
  }
  .grid-auto { grid-template-columns: repeat(3, 1fr); gap: 10pt; }

  .panel {
    break-inside: avoid;
    box-shadow: none;
    border: 1pt solid #dde1e9;
  }

  .kpi-card-value { font-size: 18pt; }

  .pdf-page-footer {
    display: block !important;
    position: fixed;
    bottom: 0;
    left: 0; right: 0;
    padding: 6pt 0;
    border-top: 1pt solid #dde1e9;
    font-size: 8pt;
    color: #9aa3b2;
    text-align: center;
  }

  @page {
    margin: 18mm 14mm;
    size: letter portrait;
  }
}

/* ── PDF Export Preview ────────────────────────────────────────────────────── */
.pdf-preview-header {
  background: var(--navy-800);
  color: var(--white);
  padding: 20px 24px;
  display: flex;
  align-items: center;
  gap: 14px;
  border-radius: var(--panel-radius) var(--panel-radius) 0 0;
}
.pdf-preview-company {
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 700;
}
.pdf-preview-period {
  font-size: 0.78rem;
  color: var(--navy-100);
  margin-top: 2px;
}

/* ── Scrollbar ─────────────────────────────────────────────────────────────── */
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--gray-300); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--gray-400); }
.sidebar::-webkit-scrollbar-thumb { background: var(--navy-600); }
.sidebar::-webkit-scrollbar-thumb:hover { background: var(--navy-500); }

/* ── Utility Classes ───────────────────────────────────────────────────────── */
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); border: 0; }
.flex { display: flex; }
.flex-col { display: flex; flex-direction: column; }
.items-center { align-items: center; }
.items-start { align-items: flex-start; }
.justify-between { justify-content: space-between; }
.justify-end { justify-content: flex-end; }
.gap-4 { gap: 4px; }
.gap-8 { gap: 8px; }
.gap-12 { gap: 12px; }
.gap-16 { gap: 16px; }
.gap-20 { gap: 20px; }
.gap-24 { gap: 24px; }
.mt-4  { margin-top: 4px; }
.mt-8  { margin-top: 8px; }
.mt-12 { margin-top: 12px; }
.mt-16 { margin-top: 16px; }
.mt-24 { margin-top: 24px; }
.mb-8  { margin-bottom: 8px; }
.mb-16 { margin-bottom: 16px; }
.mb-24 { margin-bottom: 24px; }
.w-full { width: 100%; }
.text-center { text-align: center; }
.text-right { text-align: right; }
.font-display { font-family: var(--font-display); }
.font-mono { font-family: monospace; }
.text-sm { font-size: 0.82rem; }
.text-xs { font-size: 0.72rem; }
.text-lg { font-size: 1.05rem; }
.text-muted { color: var(--color-text-muted); }
.text-secondary { color: var(--color-text-secondary); }
.text-heading { color: var(--color-text-heading); }
.text-gold { color: var(--gold-600); }
.text-navy { color: var(--navy-600); }
.text-green { color: var(--green-600); }
.text-red { color: var(--red-600); }
.font-medium { font-weight: 500; }
.font-semibold { font-weight: 600; }
.font-bold { font-weight: 700; }
.truncate { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.hidden { display: none !important; }
.invisible { visibility: hidden; }
.rounded { border-radius: var(--card-radius); }
.border { border: 1px solid var(--color-panel-border); }
.shadow { box-shadow: var(--color-panel-shadow); }
.divider { height: 1px; background: var(--gray-200); }

/* ── Responsive ────────────────────────────────────────────────────────────── */
@media (max-width: 900px) {
  .app-shell {
    grid-template-columns: 1fr;
    grid-template-rows: var(--topbar-height) 1fr;
  }
  .sidebar {
    position: fixed;
    left: -260px;
    top: 0;
    height: 100%;
    transition: left var(--transition-base);
    z-index: var(--z-sidebar);
  }
  .sidebar.open { left: 0; }
  .main-content { padding: 20px 16px; }
  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
  .settings-row { grid-template-columns: 1fr; }
  .mode-selector { grid-template-columns: 1fr; }
}

@media (max-width: 640px) {
  .topbar { padding: 0 16px; }
  .quarter-tabs { overflow-x: auto; }
  .modal { max-width: 100%; }
  .grid-auto { grid-template-columns: 1fr; }
}