/* Inspiration Iteration v1: command-surface feel with elegant domain cards,
   metric-forward panel, soft shadows, clearer layer hierarchy, subtle graph
   de-emphasis outside focus.  Built on the Final Beauty base. */

:root {
  /* ── Surfaces — slightly warmer whites, borrowed from command-surface ── */
  --bg-page:       #f6f7fa;
  --bg-subtle:     #eceef3;
  --surface:       #ffffff;
  --surface-2:     #f5f6f9;
  --surface-raised:#ffffff;

  /* ── Borders — softer, less visible; depth comes from shadows ── */
  --border:        #e4e7ec;
  --border-strong: #c8ced8;
  --border-focus:  #7b8fa6;

  /* ── Text — slightly deeper for crispness ── */
  --text-primary:   #0f172a;
  --text-secondary: #334155;
  --text-muted:     #64748b;
  --text-dim:       #94a3b8;

  /* ── Semantic ── */
  --green:      #059669;
  --green-fill: #ecfdf5;
  --green-ring: #6ee7b7;
  --red:        #dc2626;
  --red-fill:   #fef2f2;
  --red-ring:   #fca5a5;
  --blue:       #3b6fb5;
  --blue-fill:  #e4eef9;
  --blue-ring:  #9cbde0;
  --amber:      #d97706;
  --amber-fill: #fffbeb;
  --amber-ring: #fde68a;
  --l2-slate-fill: #d6e1e4;
  --l2-slate-ring: #7f97a1;
  --violet:     #6e5ba8;
  --violet-fill:#ece8f6;
  --neutral:    #7c8694;

  /* ── Shadows — pine-green-tinted layered depth system ── */
  --shadow-sm:  0 1px 2px rgba(45,106,79,0.05), 0 1px 3px rgba(15,23,42,0.08);
  --shadow-md:  0 4px 6px rgba(45,106,79,0.06), 0 2px 14px rgba(15,23,42,0.08);
  --shadow-lg:  0 10px 20px rgba(45,106,79,0.07), 0 4px 24px rgba(15,23,42,0.10);
  --shadow-inset: inset 0 2px 4px rgba(45,106,79,0.06);
  --shadow-hover: 0 8px 16px rgba(45,106,79,0.08), 0 3px 20px rgba(15,23,42,0.10);
  --shadow-focus: 0 0 0 2px rgba(45,106,79,0.12), 0 0 0 4px rgba(45,106,79,0.06);

  /* ── Pine green accent ── */
  --pine: #2d6a4f;
  --pine-light: #d8f3dc;
  --pine-mid: #b7e4c7;

  /* ── Radii & motion ── */
  --r-sm:  6px;
  --r-md:  10px;
  --r-lg:  14px;
  --r-xl:  18px;
  --ease:  cubic-bezier(0.22, 1, 0.36, 1);
  --dur:   220ms;
}

/* ── Reset ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; }

html, body {
  height: 100%;
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
  background: var(--bg-page);
  color: var(--text-primary);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow: hidden;
}

body {
  display: flex;
  flex-direction: column;
  position: relative;
}

/* ── Subtle page texture: faint green-tinted radial washes ── */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  background:
    radial-gradient(ellipse 80% 50% at 20% 10%, rgba(45,106,79,0.03) 0%, transparent 70%),
    radial-gradient(ellipse 60% 60% at 85% 80%, rgba(45,106,79,0.025) 0%, transparent 65%);
  pointer-events: none;
  z-index: 0;
}

/* ── Film-grain noise texture ── */
body::after {
  content: '';
  position: fixed;
  inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='200' height='200'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.03'/%3E%3C/svg%3E");
  background-repeat: repeat;
  pointer-events: none;
  z-index: 0;
  opacity: 0.4;
}

#topPanel {
  flex: 0 0 var(--top-panel-height, auto);
  overflow: auto;
  border-bottom: 1px solid var(--border);
  position: relative;
  z-index: 1;
}
#topPanelResizer {
  height: 10px;
  cursor: row-resize;
  border-top: 1px solid #d7deea;
  border-bottom: 1px solid #d7deea;
  background: linear-gradient(90deg, #f6f8fc 0%, #eef2f8 100%);
  position: relative;
  z-index: 10;
}
#topPanelResizer::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 62px;
  height: 4px;
  transform: translate(-50%, -50%);
  border-radius: 6px;
  background: repeating-linear-gradient(to right, #8ea0b8 0 4px, transparent 4px 8px);
  opacity: 0.9;
}
body.resizing-top-panel,
body.resizing-top-panel * {
  cursor: row-resize !important;
  user-select: none !important;
}

/* ── Scrollbar ── */
::-webkit-scrollbar { width: 5px; height: 5px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: #cbd5e1; border-radius: 999px; }
::-webkit-scrollbar-thumb:hover { background: #94a3b8; }


/* ════════════════════════════════════════════════════════════
   1. HEADER  — compact command bar, less display, more tool
   ════════════════════════════════════════════════════════════ */

.top-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 9px 20px;
  background: rgba(255,255,255,0.72);
  -webkit-backdrop-filter: blur(16px) saturate(1.6);
  backdrop-filter: blur(16px) saturate(1.6);
  border-bottom: 1px solid rgba(228,231,236,0.6);
  box-shadow: inset 0 -1px 0 rgba(255,255,255,0.4);
  min-height: 46px;
  position: relative;
  z-index: 20;
  flex-shrink: 0;
}

.top-header::after { content: none; }

.brand-lockup { display: flex; align-items: center; gap: 12px; }
.brand-title-row { display: flex; align-items: center; gap: 8px; }

.brand-title-row strong {
  font-family: 'Manrope', 'Inter', system-ui, sans-serif;
  font-size: 15px;
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--text-primary);
  line-height: 1.1;
  text-shadow: 0 1px 2px rgba(15,23,42,0.06);
}

.header-version {
  font-size: 9px;
  font-weight: 700;
  padding: 2px 8px;
  background: var(--blue-fill);
  color: var(--blue);
  border: 1px solid var(--blue-ring);
  border-radius: 999px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  transition: all var(--dur) var(--ease);
}
.header-version:hover {
  transform: translateY(-1px);
  box-shadow: var(--shadow-sm);
}

.brand-subtitle {
  font-size: 11px;
  color: var(--text-dim);
  letter-spacing: 0.01em;
  margin-left: 4px;
}

.kpi {
  display: inline-flex;
  align-items: center;
  font-size: 11px;
  font-weight: 600;
  color: var(--text-secondary);
  background: linear-gradient(180deg, #f8f9fb 0%, #f0f2f5 100%);
  padding: 5px 12px;
  border-radius: 999px;
  border: 1px solid var(--border);
  white-space: nowrap;
  font-variant-numeric: tabular-nums;
  box-shadow: var(--shadow-sm), inset 0 1px 0 0 rgba(255,255,255,0.7);
  transition: all var(--dur) var(--ease);
}


/* ════════════════════════════════════════════════════════════
   2. CONTROL BAR — cleaner segmentation
   ════════════════════════════════════════════════════════════ */

.control-bar {
  display: flex;
  align-items: center;
  gap: 0;
  padding: 7px 14px;
  background: rgba(255,255,255,0.65);
  -webkit-backdrop-filter: blur(12px) saturate(1.4);
  backdrop-filter: blur(12px) saturate(1.4);
  border-bottom: 1px solid rgba(228,231,236,0.5);
  overflow-x: auto;
  flex-shrink: 0;
  z-index: 15;
}

.control-cluster {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 3px 10px;
  border-right: 1px solid rgba(203,213,225,0.4);
  flex-shrink: 0;
}
.control-cluster:last-child { border-right: none; }

.cluster-label {
  font-size: 9px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-dim);
  white-space: nowrap;
}

/* ── Mode toggle ── */
.mode-toggle {
  display: flex;
  background: linear-gradient(180deg, #e8eaef 0%, #eceef3 100%);
  border-radius: var(--r-sm);
  border: 1px solid var(--border);
  overflow: hidden;
  box-shadow: inset 0 1px 2px rgba(15,23,42,0.06);
}

.mode-btn {
  padding: 4px 14px;
  background: transparent;
  border: none;
  color: var(--text-muted);
  font-size: 10.5px;
  font-weight: 600;
  cursor: pointer;
  transition: color var(--dur) var(--ease), background var(--dur) var(--ease);
  font-family: inherit;
}
.mode-btn:hover {
  color: var(--text-secondary);
  background: rgba(0, 0, 0, 0.04);
}
.mode-btn.active {
  background: linear-gradient(180deg, #d8f3dc 0%, #b7e4c7 100%);
  color: var(--pine);
  box-shadow: inset 0 1px 0 0 rgba(255,255,255,0.6);
}

/* ── Control bar inputs ── */
.control-bar input,
.control-bar select {
  background: var(--surface);
  color: var(--text-primary);
  border: 1px solid var(--border);
  border-radius: var(--r-sm);
  padding: 4px 8px;
  font-size: 10.5px;
  font-family: inherit;
  height: 28px;
  transition: all var(--dur) var(--ease);
  width: auto;
  min-width: 72px;
}

/* ── Custom select dropdown styling ── */
.control-bar select {
  -webkit-appearance: none;
  -moz-appearance: none;
  appearance: none;
  padding-right: 24px;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='6' viewBox='0 0 10 6'%3E%3Cpath d='M1 1l4 4 4-4' stroke='%2394a3b8' stroke-width='1.5' fill='none' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 8px center;
  background-size: 10px 6px;
  cursor: pointer;
}
.control-bar select:hover {
  border-color: var(--border-strong);
  background-color: var(--surface-2);
}
.control-bar select.filter-active {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='6' viewBox='0 0 10 6'%3E%3Cpath d='M1 1l4 4 4-4' stroke='%232d6a4f' stroke-width='1.5' fill='none' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
  border-color: var(--pine-mid);
}
.control-search input { min-width: 200px; }

.control-bar input:focus,
.control-bar select:focus,
input:focus,
select:focus {
  outline: none;
  border-color: var(--blue-ring);
  box-shadow: 0 0 0 2px rgba(59,111,181,0.10);
}
.control-bar input::placeholder { color: var(--text-dim); font-size: 10px; }

/* ── Action buttons ── */
.control-actions { display: flex; gap: 4px; }
.control-actions button {
  padding: 4px 12px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r-sm);
  color: var(--text-secondary);
  font-size: 10px;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--dur) var(--ease);
  white-space: nowrap;
  height: 28px;
  font-family: inherit;
}
.control-actions button:hover {
  background: var(--surface-2);
  border-color: var(--border-strong);
  color: var(--text-primary);
  box-shadow: var(--shadow-sm);
  transform: translateY(-1px);
}
.control-actions button:active {
  transform: translateY(0);
  box-shadow: var(--shadow-inset);
}

/* ── Toggle switch ── */
.control-toggle {
  display: flex;
  align-items: center;
  gap: 7px;
  flex-direction: row;
}

.toggle-switch { position: relative; width: 32px; height: 16px; flex-shrink: 0; }
.toggle-switch input { opacity: 0; width: 0; height: 0; position: absolute; }

.toggle-slider {
  position: absolute; cursor: pointer; inset: 0;
  background: #e2e8f0;
  border-radius: 999px;
  border: 1px solid #cbd5e1;
  transition: background 0.24s var(--ease), border-color 0.24s var(--ease);
}
.toggle-slider::before {
  content: '';
  position: absolute;
  width: 10px; height: 10px;
  left: 2px; top: 2px;
  background: #94a3b8;
  border-radius: 50%;
  transition: transform 0.24s var(--ease), background 0.24s var(--ease);
}
.toggle-switch input:checked + .toggle-slider {
  background: var(--green-fill);
  border-color: var(--green-ring);
}
.toggle-switch input:checked + .toggle-slider::before {
  transform: translateX(16px);
  background: var(--green);
}

.toggle-label {
  font-size: 10px;
  color: var(--text-muted);
  cursor: pointer;
  white-space: nowrap;
}


/* ════════════════════════════════════════════════════════════
   3. CANDIDATE PATHS STRIP
   ════════════════════════════════════════════════════════════ */

.idea-strip-wrap {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 5px 14px;
  background: rgba(255,255,255,0.6);
  -webkit-backdrop-filter: blur(10px) saturate(1.3);
  backdrop-filter: blur(10px) saturate(1.3);
  border-bottom: 1px solid rgba(228,231,236,0.45);
  overflow-x: auto;
  flex-shrink: 0;
}

.idea-strip-title {
  font-size: 9px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.07em;
  color: var(--text-dim);
  white-space: nowrap;
  flex-shrink: 0;
}

.spotlight-group { display: flex; gap: 5px; flex-shrink: 0; }

.spotlight-btn {
  display: flex;
  align-items: center;
  gap: 7px;
  padding: 5px 11px;
  background: linear-gradient(180deg, #ffffff 0%, #fafcfd 100%);
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  cursor: pointer;
  color: var(--text-primary);
  text-align: left;
  transition: all var(--dur) var(--ease);
  white-space: nowrap;
  font-family: inherit;
  box-shadow: var(--shadow-sm), inset 0 1px 0 0 rgba(255,255,255,0.7);
}
.spotlight-btn:hover {
  background: linear-gradient(180deg, #ffffff 0%, #f7f9fb 100%);
  border-color: var(--border-strong);
  box-shadow: var(--shadow-hover), inset 0 1px 0 0 rgba(255,255,255,0.8);
  transform: translateY(-1px);
}
.spotlight-btn:active {
  transform: translateY(0);
  box-shadow: var(--shadow-sm), inset 0 1px 0 0 rgba(255,255,255,0.7);
}
.spotlight-btn.active {
  border-color: var(--blue-ring);
  background: var(--blue-fill);
  box-shadow: 0 0 0 2px rgba(59,111,181,0.08);
}

.spotlight-color {
  width: 3px;
  height: 18px;
  border-radius: 2px;
  flex-shrink: 0;
}
.spotlight-name { font-size: 10.5px; font-weight: 600; line-height: 1.2; }
.spotlight-desc { font-size: 9.5px; color: var(--text-muted); line-height: 1.2; }


/* ════════════════════════════════════════════════════════════
   4. MAIN LAYOUT — graph + side panel
   ════════════════════════════════════════════════════════════ */

main {
  display: grid;
  grid-template-columns: minmax(420px, 1fr) 14px var(--panel-width, 460px);
  flex: 1;
  min-height: 0;
  overflow: hidden;
  position: relative;
  z-index: 1;
}

/* ── Graph canvas — dark command surface ── */
.graph-wrap {
  position: relative;
  overflow: hidden;
  background: #111418;
  margin: 6px;
  border: 1px solid #222831;
  border-radius: var(--r-lg);
  box-shadow: 0 4px 12px rgba(0,0,0,0.3), inset 0 1px 0 0 rgba(255,255,255,0.03);
}

#cy {
  position: relative;
  width: 100%;
  height: 100%;
  /* Deep cool graphite — reduces glare, makes accents pop */
  background: #13171C;
}

#domainBackdrop {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 0;
}

/* Soft edge vignette — subtle depth on dark canvas */
.graph-wrap::after {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: var(--r-lg);
  box-shadow: inset 0 0 60px rgba(0, 0, 0, 0.25), inset 0 0 120px rgba(0, 0, 0, 0.10);
  pointer-events: none;
  z-index: 1;
}


/* ════════════════════════════════════════════════════════════
   5. SIDE PANEL — metric-forward with elegant cards
   ════════════════════════════════════════════════════════════ */

#panelResizer {
  cursor: col-resize;
  position: relative;
  z-index: 10;
  border-left: 1px solid #d7deea;
  border-right: 1px solid #d7deea;
  background: linear-gradient(180deg, #f6f8fc 0%, #eef2f8 100%);
}
#panelResizer::before {
  content: '';
  position: absolute;
  left: 50%;
  top: 50%;
  width: 4px;
  height: 58px;
  transform: translate(-50%, -50%);
  border-radius: 6px;
  background: repeating-linear-gradient(
    to bottom,
    #8ea0b8 0 3px,
    transparent 3px 7px
  );
  opacity: 0.9;
}
#panelResizer:hover {
  background: linear-gradient(180deg, #eef4ff 0%, #e7efff 100%);
  border-left-color: #8bb2ff;
  border-right-color: #8bb2ff;
}
body.resizing-panel,
body.resizing-panel * {
  cursor: col-resize !important;
  user-select: none !important;
}

#panel {
  border-left: 1px solid rgba(228,231,236,0.5);
  padding: 12px;
  overflow-y: auto;
  overflow-x: hidden;
  background: rgba(248,250,252,0.78);
  -webkit-backdrop-filter: blur(20px) saturate(1.5);
  backdrop-filter: blur(20px) saturate(1.5);
  display: flex;
  flex-direction: column;
  gap: 10px;
  width: var(--panel-width, 460px);
  min-width: 360px;
  max-width: 72vw;
  resize: none;
}

/* ── Headline metrics grid (command-surface inspiration) ── */
.panel-metrics {
  display: grid;
  grid-template-columns: 1fr;
  gap: 8px;
  flex-shrink: 0;
}

.panel-metric {
  background: linear-gradient(180deg, #ffffff 0%, #fafcfd 100%);
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  padding: 10px 8px;
  text-align: center;
  box-shadow: var(--shadow-sm), inset 0 1px 0 0 rgba(255,255,255,0.7);
  transition: all var(--dur) var(--ease);
}
.panel-metric:hover {
  box-shadow: var(--shadow-hover), inset 0 1px 0 0 rgba(255,255,255,0.8);
  transform: translateY(-2px);
}

.panel-metric-value {
  display: block;
  font-family: 'Manrope', 'Inter', system-ui, sans-serif;
  font-size: 22px;
  font-weight: 800;
  color: var(--text-primary);
  letter-spacing: -0.02em;
  line-height: 1.1;
  font-variant-numeric: tabular-nums;
  text-shadow: 0 1px 2px rgba(15,23,42,0.06);
}

.panel-metric-value.metric-blue  { color: var(--blue); }
.panel-metric-value.metric-amber { color: var(--amber); }

.panel-metric-label {
  display: block;
  font-size: 8.5px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-dim);
  margin-top: 3px;
}

/* ── Cards — elegant with soft shadows, rim lighting, surface gradient ── */
.card {
  background: linear-gradient(180deg, #ffffff 0%, #fafcfd 100%);
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  padding: 12px 14px;
  box-shadow: var(--shadow-sm), inset 0 1px 0 0 rgba(255,255,255,0.7);
  transition: all var(--dur) var(--ease);
}
.card:hover {
  box-shadow: var(--shadow-hover), inset 0 1px 0 0 rgba(255,255,255,0.8);
  transform: translateY(-1px);
}

.card-header {
  font-size: 9px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.07em;
  color: var(--text-dim);
  margin-bottom: 10px;
  padding-bottom: 6px;
  border-bottom: 1px solid var(--bg-subtle);
}

/* ── Detail card ── */
.detail-card { flex: 1; min-height: 0; overflow-y: auto; }

.detail-title {
  font-family: 'Manrope', 'Inter', system-ui, sans-serif;
  font-size: 15px;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 6px;
  letter-spacing: -0.01em;
  text-shadow: 0 1px 2px rgba(15,23,42,0.06);
}

.detail-badges {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
  margin-bottom: 10px;
}

/* ── Detail metric cards (inside detail panel) ── */
.detail-metrics-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
  margin: 10px 0;
}

.detail-metric-card {
  background: linear-gradient(180deg, #f9fafb 0%, #f1f4f7 100%);
  border: 1px solid var(--border);
  border-radius: var(--r-sm);
  padding: 7px 6px;
  text-align: center;
  box-shadow: var(--shadow-inset), inset 0 1px 0 0 rgba(255,255,255,0.7);
  appearance: none;
  width: 100%;
  cursor: pointer;
  transition: all var(--dur) var(--ease);
}
.detail-metric-card:hover {
  border-color: #93a7c3;
  background: linear-gradient(180deg, #ffffff 0%, #f4f7fc 100%);
  box-shadow: var(--shadow-sm), inset 0 1px 0 0 rgba(255,255,255,0.8);
  transform: translateY(-1px);
}

.detail-metric-card small {
  display: block;
  font-size: 8.5px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--text-dim);
  margin-bottom: 2px;
}

.detail-metric-card strong {
  display: block;
  font-family: 'Manrope', 'Inter', system-ui, sans-serif;
  font-size: 14px;
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: -0.01em;
  font-variant-numeric: tabular-nums;
}

.detail-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  background: var(--border);
  border-radius: var(--r-sm);
  overflow: hidden;
  margin: 8px 0;
  box-shadow: var(--shadow-inset);
}

.detail-row {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 10px;
  padding: 6px 8px;
  font-size: 10.5px;
  background: linear-gradient(180deg, #ffffff 0%, #fafcfd 100%);
  transition: background var(--dur) var(--ease);
}
.detail-row:hover {
  background: linear-gradient(180deg, #f8fafb 0%, #f2f5f8 100%);
}
.detail-row span:first-child { color: var(--text-muted); font-weight: 500; }
.detail-row span:last-child {
  color: var(--text-secondary);
  text-align: right;
  white-space: normal;
  word-break: break-word;
  max-width: 68%;
}

.detail-note {
  font-size: 11px;
  color: var(--text-muted);
  line-height: 1.55;
  margin: 4px 0;
}

.detail-metric-row {
  display: flex;
  gap: 8px;
  margin: 6px 0;
}
.detail-metric-row span {
  font-size: 10.5px;
  font-weight: 600;
  color: var(--blue);
  background: var(--blue-fill);
  padding: 3px 10px;
  border-radius: 999px;
  border: 1px solid var(--blue-ring);
}

.detail-subsection {
  margin-top: 10px;
  padding-top: 10px;
  border-top: 1px solid var(--border);
}
.detail-subtitle {
  font-size: 9px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-dim);
  margin-bottom: 6px;
}

#details { line-height: 1.5; }
#details small { display: block; margin: 1px 0; color: var(--text-secondary); font-size: 10.5px; }

.metric-popover {
  position: fixed;
  z-index: 9999;
  background: rgba(30,41,59,0.88);
  -webkit-backdrop-filter: blur(20px) saturate(1.8);
  backdrop-filter: blur(20px) saturate(1.8);
  color: #e5ecf6;
  border: 1px solid rgba(51,65,85,0.6);
  border-radius: 10px;
  padding: 10px 12px;
  box-shadow: 0 12px 30px rgba(2, 6, 23, 0.35), inset 0 1px 0 0 rgba(255,255,255,0.08);
  max-height: 42vh;
  overflow: auto;
}
.metric-popover strong { font-size: 12px; color: #f8fafc; }
.metric-popover small { font-size: 11px; color: #cbd5e1; line-height: 1.35; }

.top-bottlenecks-wrap {
  margin-top: 12px;
}

.top-bottleneck-list {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.top-bottleneck-header {
  display: grid;
  grid-template-columns: 40px 1fr 70px;
  align-items: center;
  gap: 6px;
  padding: 2px 8px 4px;
  margin-bottom: 4px;
  font-size: 9px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-dim);
}
.top-bottleneck-header span:last-child { text-align: right; }

.top-bottleneck-row {
  display: grid;
  grid-template-columns: 40px 1fr 70px;
  align-items: center;
  gap: 6px;
  padding: 4px 6px;
  border-radius: var(--r-sm);
  border: 1px solid var(--border);
  background: linear-gradient(180deg, #ffffff 0%, #fafcfd 100%);
  cursor: pointer;
  box-shadow: var(--shadow-sm), inset 0 1px 0 0 rgba(255,255,255,0.7);
  transition: all var(--dur) var(--ease);
}

.top-bottleneck-row:hover {
  border-color: var(--border-strong);
  background: linear-gradient(180deg, #ffffff 0%, #f7f9fb 100%);
  box-shadow: var(--shadow-hover), inset 0 1px 0 0 rgba(255,255,255,0.8);
  transform: translateY(-1px);
}

.top-bottleneck-row.selected {
  border-color: #fb923c;
  background: #fff7ed;
}

.top-bottleneck-rank {
  font-size: 10px;
  text-align: center;
  font-weight: 700;
  color: var(--text-dim);
  font-variant-numeric: tabular-nums;
}

.top-bottleneck-name {
  font-size: 10.5px;
  font-weight: 600;
  color: var(--text-primary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}


.top-bottleneck-score {
  font-size: 10.5px;
  text-align: right;
  font-weight: 700;
  color: #b45309;
  font-variant-numeric: tabular-nums;
}


/* ════════════════════════════════════════════════════════════
   6. LEGEND
   ════════════════════════════════════════════════════════════ */

.legend-card { flex-shrink: 0; }

.legend-card details summary {
  font-size: 9px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.07em;
  color: var(--text-dim);
  cursor: pointer;
  list-style: none;
  display: flex;
  align-items: center;
  gap: 6px;
  user-select: none;
}
.legend-card details summary::before {
  content: '\25B8';
  font-size: 8px;
  color: var(--text-dim);
  transition: transform 0.25s var(--ease);
  display: inline-block;
}
.legend-card details[open] summary::before { transform: rotate(90deg); }
.legend-card details summary::-webkit-details-marker { display: none; }

.legend { display: flex; flex-wrap: wrap; gap: 4px 12px; margin-top: 6px; }

.legend-item {
  display: flex;
  align-items: center;
  gap: 5px;
  font-size: 10px;
  color: var(--text-secondary);
}

.legend-swatch { width: 10px; height: 10px; border-radius: 2px; border: none; flex-shrink: 0; }
.legend-swatch.circle    { border-radius: 50%; }
.legend-swatch.diamond   { transform: rotate(45deg); border-radius: 1px; width: 8px; height: 8px; }
.legend-swatch.roundrect { border-radius: 3px; }
.legend-swatch.l2-swatch {
  background: var(--l2-slate-fill);
  border: 1px solid var(--l2-slate-ring);
}
.legend-swatch.l1-swatch {
  background: #f0f3f7;
  border: 1px solid #9baaba;
}
.legend-swatch.l3-swatch {
  background: #f6d8cb;
  border: 1px solid #d88766;
}
.legend-swatch.company-swatch {
  background: #8492a6;
}
.legend-swatch.conf-high   { background: #6882a0; opacity: 1.0; }
.legend-swatch.conf-med    { background: #6882a0; opacity: 0.72; }
.legend-swatch.conf-low    { background: #6882a0; opacity: 0.48; }

.legend-section {
  margin-top: 8px;
  font-size: 9px;
  color: var(--text-dim);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}


/* ── Graph load error ── */
.graph-load-error {
  padding: 20px;
  color: #ef4444;
}

/* ════════════════════════════════════════════════════════════
   7. BADGES & STATUS PILLS
   ════════════════════════════════════════════════════════════ */

.badge {
  display: inline-flex;
  align-items: center;
  padding: 3px 10px;
  border-radius: 999px;
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.02em;
  transition: all var(--dur) var(--ease);
}
.badge:hover {
  transform: translateY(-0.5px);
  box-shadow: var(--shadow-sm);
}
.pass    { background: var(--green-fill); color: var(--green); border: 1px solid var(--green-ring); }
.fail    { background: var(--red-fill);   color: var(--red);   border: 1px solid var(--red-ring); }
.unknown { background: var(--surface-2);  color: var(--text-muted); border: 1px solid var(--border); }

small { color: var(--text-secondary); font-size: 10.5px; }


/* ════════════════════════════════════════════════════════════
   8. COMPANY DETAIL
   ════════════════════════════════════════════════════════════ */

.company-list { margin-top: 6px; }

.company-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 5px 4px;
  border-bottom: 1px solid var(--bg-subtle);
  font-size: 10.5px;
  background: linear-gradient(180deg, #ffffff 0%, #fafcfd 100%);
  border-radius: var(--r-sm);
  transition: all var(--dur) var(--ease);
}
.company-row:last-child { border-bottom: none; }
.company-row:hover {
  transform: translateX(2px);
  background: linear-gradient(180deg, #f8fafb 0%, #f2f5f8 100%);
  box-shadow: var(--shadow-sm);
}
.company-name { color: var(--text-primary); font-weight: 500; }

.company-score {
  color: var(--amber);
  font-weight: 700;
  font-variant-numeric: tabular-nums;
}

.conf-badge {
  display: inline-flex;
  padding: 1px 5px;
  border-radius: 999px;
  font-size: 9px;
  font-weight: 600;
  margin-left: 4px;
}
.conf-high   { background: var(--green-fill); color: var(--green); }
.conf-medium { background: var(--amber-fill); color: var(--amber); }
.conf-low    { background: var(--red-fill);   color: var(--red); }


/* ════════════════════════════════════════════════════════════
   9. SKIP NAV
   ════════════════════════════════════════════════════════════ */

.skip-nav {
  position: absolute;
  left: -9999px;
  top: 0;
  z-index: 9999;
  background: var(--blue);
  color: #fff;
  padding: 8px 16px;
  font-size: 13px;
  font-weight: 600;
  border-radius: 0 0 var(--r-sm) var(--r-sm);
  text-decoration: none;
}
.skip-nav:focus {
  left: 50%;
  transform: translateX(-50%);
}


/* ════════════════════════════════════════════════════════════
   10. LOADING SPINNER
   ════════════════════════════════════════════════════════════ */

.graph-spinner {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 12px;
  height: 100%;
  color: #6b7a8d;
  font-size: 13px;
  font-weight: 500;
}
.spinner-ring {
  width: 36px;
  height: 36px;
  border: 3px solid #222831;
  border-top-color: #3b6fb5;
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }


/* ════════════════════════════════════════════════════════════
   11. MOBILE PANEL TOGGLE
   ════════════════════════════════════════════════════════════ */

.panel-toggle-btn {
  display: none;
  position: fixed;
  bottom: 16px;
  right: 16px;
  z-index: 200;
  padding: 10px 20px;
  background: var(--pine);
  color: #fff;
  border: none;
  border-radius: 999px;
  font-size: 13px;
  font-weight: 700;
  font-family: inherit;
  cursor: pointer;
  box-shadow: var(--shadow-lg);
  transition: all var(--dur) var(--ease);
}
.panel-toggle-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 24px rgba(45,106,79,0.15), 0 6px 30px rgba(15,23,42,0.12);
}
.panel-toggle-btn:active {
  transform: translateY(0);
}


/* ════════════════════════════════════════════════════════════
   12. KPI CHIPS (premium treatment)
   ════════════════════════════════════════════════════════════ */

.kpi-chip {
  display: inline-flex;
  align-items: center;
  gap: 3px;
  padding: 2px 8px;
  border-radius: 999px;
  font-size: 10px;
  font-weight: 600;
  background: var(--surface);
  border: 1px solid var(--border);
  color: var(--text-secondary);
  white-space: nowrap;
  transition: all var(--dur) var(--ease);
}
.kpi-chip:hover {
  transform: translateY(-1px);
  box-shadow: var(--shadow-sm);
}
.kpi-chip-label {
  font-size: 9px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  color: var(--text-dim);
}
.kpi-chip-value {
  font-variant-numeric: tabular-nums;
  font-weight: 700;
  color: var(--text-primary);
}
.kpi-mode {
  display: inline-flex;
  align-items: center;
  padding: 2px 9px;
  border-radius: 999px;
  font-size: 10px;
  font-weight: 700;
  background: var(--pine-light);
  color: var(--pine);
  border: 1px solid var(--pine-mid);
  letter-spacing: 0.02em;
}


/* ════════════════════════════════════════════════════════════
   13. HERO PRESSURE METRIC CARD (amber glow + premium)
   ════════════════════════════════════════════════════════════ */

.detail-metric-card.hero-pressure {
  grid-column: 1 / -1;
  background: linear-gradient(135deg, #fef9c3 0%, #fef3c7 50%, #fde68a 100%);
  border: 2px solid var(--amber);
  position: relative;
  overflow: hidden;
  padding: 12px 10px 16px;
  box-shadow: 0 4px 12px rgba(217,119,6,0.10), inset 0 1px 0 0 rgba(255,255,255,0.5);
  transition: all var(--dur) var(--ease);
}
.detail-metric-card.hero-pressure:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(217,119,6,0.15), 0 2px 8px rgba(146,64,14,0.08), inset 0 1px 0 0 rgba(255,255,255,0.6);
}
.detail-metric-card.hero-pressure::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--green) 0%, var(--amber) 50%, var(--red) 100%);
}
.detail-metric-card.hero-pressure::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: var(--pressure-pct, 0%);
  height: 6px;
  background: var(--pressure-color, var(--amber));
  border-radius: 0 3px 3px 0;
  transition: width 0.3s var(--ease);
}
.detail-metric-card.hero-pressure small {
  color: #92400e;
  font-size: 9px;
  font-weight: 700;
}
.detail-metric-card.hero-pressure strong {
  font-size: 28px;
  font-weight: 800;
  color: #92400e;
  letter-spacing: -0.03em;
  text-shadow: 0 1px 3px rgba(146,64,14,0.12);
}


/* ════════════════════════════════════════════════════════════
   14. COLOR-CODED COMPANY RISK SCORES
   ════════════════════════════════════════════════════════════ */

.company-score.score-high {
  color: var(--red);
  background: var(--red-fill);
  padding: 1px 7px;
  border-radius: 999px;
  border: 1px solid var(--red-ring);
}
.company-score.score-med {
  color: var(--amber);
  background: var(--amber-fill);
  padding: 1px 7px;
  border-radius: 999px;
  border: 1px solid var(--amber-ring);
}
.company-score.score-low {
  color: var(--green);
  background: var(--green-fill);
  padding: 1px 7px;
  border-radius: 999px;
  border: 1px solid var(--green-ring);
}


/* ════════════════════════════════════════════════════════════
   15. COMPANY ROW CARD TREATMENT (premium)
   ════════════════════════════════════════════════════════════ */

.company-list {
  display: flex;
  flex-direction: column;
  gap: 4px;
  margin-top: 6px;
}

.company-row {
  padding: 7px 10px 7px 12px;
  border: 1px solid var(--border);
  border-left: 3px solid var(--border-strong);
  border-radius: var(--r-sm);
  background: linear-gradient(180deg, #ffffff 0%, #fafcfd 100%);
  transition: all var(--dur) var(--ease);
}
.company-row:last-child { border-bottom: 1px solid var(--border); }
.company-row:hover {
  border-color: var(--border-strong);
  border-left-color: var(--pine);
  background: linear-gradient(180deg, #f8fafb 0%, #f2f5f8 100%);
  box-shadow: var(--shadow-sm);
  transform: translateX(2px);
}


/* ════════════════════════════════════════════════════════════
   16. TOP BOTTLENECKS PRESSURE BARS
   ════════════════════════════════════════════════════════════ */

.top-bottleneck-header {
  grid-template-columns: 28px 1fr 80px 44px;
}
.top-bottleneck-row {
  grid-template-columns: 28px 1fr 80px 44px;
  padding: 5px 8px;
}

.top-bottleneck-bar {
  height: 10px;
  border-radius: 5px;
  background: var(--bg-subtle);
  overflow: hidden;
  box-shadow: var(--shadow-inset);
}
.top-bottleneck-bar-fill {
  height: 100%;
  border-radius: 5px;
  transition: width 0.3s var(--ease);
}
.top-bottleneck-bar-fill.pressure-high { background: linear-gradient(90deg, #ef4444, #dc2626); }
.top-bottleneck-bar-fill.pressure-med  { background: linear-gradient(90deg, #f59e0b, #d97706); }
.top-bottleneck-bar-fill.pressure-low  { background: linear-gradient(90deg, #34d399, #059669); }

.top-bottleneck-score.score-high {
  color: var(--red);
  font-weight: 800;
}
.top-bottleneck-score.score-med {
  color: var(--amber);
  font-weight: 800;
}
.top-bottleneck-score.score-low {
  color: var(--green);
  font-weight: 800;
}


/* ════════════════════════════════════════════════════════════
   17. COLLAPSIBLE DETAIL SECTIONS
   ════════════════════════════════════════════════════════════ */

.detail-subsection details summary {
  font-size: 9px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-dim);
  cursor: pointer;
  list-style: none;
  display: flex;
  align-items: center;
  gap: 6px;
  user-select: none;
  padding: 2px 0;
}
.detail-subsection details summary::before {
  content: '\25B8';
  font-size: 8px;
  color: var(--text-dim);
  transition: transform 0.25s var(--ease);
  display: inline-block;
}
.detail-subsection details[open] summary::before {
  transform: rotate(90deg);
}
.detail-subsection details summary::-webkit-details-marker { display: none; }

.section-count {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 18px;
  height: 16px;
  padding: 0 5px;
  border-radius: 999px;
  font-size: 9px;
  font-weight: 700;
  background: var(--pine-light);
  color: var(--pine);
  border: 1px solid var(--pine-mid);
  font-variant-numeric: tabular-nums;
  transition: all var(--dur) var(--ease);
}
.section-count:hover {
  transform: scale(1.08);
}


/* ════════════════════════════════════════════════════════════
   18. ACTIVE FILTER HIGHLIGHT
   ════════════════════════════════════════════════════════════ */

.control-bar select.filter-active {
  border-color: var(--pine-mid);
  background-color: rgba(216,243,220,0.3);
  box-shadow: 0 0 0 2px rgba(45,106,79,0.12);
}


/* ════════════════════════════════════════════════════════════
   19. RESPONSIVE — tablet (≤940px)
   ════════════════════════════════════════════════════════════ */

@media (max-width: 940px) {
  main { grid-template-columns: 1fr; }
  #topPanelResizer { display: none; }
  #panelResizer { display: none; }
  .graph-wrap { margin: 0; border-radius: 0; }

  .panel-toggle-btn { display: block; }

  #panel {
    position: fixed;
    inset: 0;
    z-index: 300;
    width: 100%;
    max-width: 100%;
    min-width: 0;
    transform: translateY(100%);
    transition: transform 0.3s var(--ease);
    border-left: none;
    border-top: 1px solid var(--border);
    border-radius: var(--r-lg) var(--r-lg) 0 0;
    box-shadow: var(--shadow-lg);
    top: 20vh;
  }
  #panel.panel-open {
    transform: translateY(0);
  }
}


/* ════════════════════════════════════════════════════════════
   20. RESPONSIVE — phone (≤600px)
   ════════════════════════════════════════════════════════════ */

@media (max-width: 600px) {

  /* ── a) Header simplification ── */
  .top-header {
    padding: 6px 12px;
    min-height: 40px;
  }
  .brand-title-row strong {
    font-size: 13px;
  }
  .brand-subtitle {
    display: none;
  }
  .kpi {
    display: none;
  }

  /* ── b) Control bar: scroll-friendly, compact ── */
  .control-bar {
    padding: 5px 8px;
    gap: 0;
  }
  .control-cluster {
    padding: 2px 6px;
  }
  .cluster-label {
    display: none;
  }
  .control-bar input,
  .control-bar select {
    min-width: 60px;
    height: 32px;
    font-size: 11px;
    min-height: 36px;
  }
  .control-search input {
    min-width: 140px;
  }
  .mode-btn {
    padding: 6px 12px;
    font-size: 11px;
  }
  .control-actions button {
    height: 32px;
    padding: 4px 10px;
    font-size: 10px;
    min-height: 36px;
  }

  /* ── c) Spotlight strip: compact ── */
  .idea-strip-wrap {
    padding: 4px 8px;
    gap: 6px;
  }
  .spotlight-desc {
    display: none;
  }
  .spotlight-btn {
    padding: 4px 8px;
    gap: 5px;
  }
  .spotlight-name {
    font-size: 10px;
  }

  /* ── d) Graph fills viewport ── */
  .graph-wrap {
    margin: 0;
    border-radius: 0;
    border: none;
  }

  /* ── e) Detail panel adjustments ── */
  .detail-metrics-grid {
    grid-template-columns: 1fr;
  }
  .panel-metrics {
    gap: 6px;
  }
  #panel {
    padding: 10px;
    top: 15vh;
  }

  /* ── f) Top bottleneck list: hide bar, simplify grid ── */
  .top-bottleneck-header {
    grid-template-columns: 28px 1fr 40px;
  }
  .top-bottleneck-row {
    grid-template-columns: 28px 1fr 40px;
    padding: 6px 8px;
    min-height: 44px;
  }
  .top-bottleneck-bar {
    display: none;
  }

  /* ── g) Touch-friendly sizing ── */
  .toggle-switch {
    width: 36px;
    height: 18px;
  }
  .panel-toggle-btn {
    padding: 12px 22px;
    font-size: 14px;
    bottom: 12px;
    right: 12px;
    min-height: 44px;
  }

  /* ── Company rows: compact for mobile ── */
  .company-row {
    padding: 6px 8px 6px 10px;
    min-height: 44px;
  }

  /* ── Disable hover transforms on touch (performance) ── */
  .card:hover,
  .panel-metric:hover,
  .spotlight-btn:hover,
  .top-bottleneck-row:hover,
  .company-row:hover {
    transform: none;
  }
}