/* ============================================================
   Data Harmonization Tower — Ultra-Rich Dark Theme
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&family=JetBrains+Mono:wght@400;500;600&display=swap');

/* ── CSS Custom Properties ────────────────────────────── */
:root {
  --font-sans: 'Inter', ui-sans-serif, system-ui, -apple-system, sans-serif;
  --font-mono: 'JetBrains Mono', ui-monospace, SFMono-Regular, monospace;

  --bg-base:     #f5f7fb;
  --bg-surface:  #ffffff;
  --bg-card:     #ffffff;
  --bg-elevated: #f8fafc;
  --bg-hover:    #eef2ff;
  --bg-input:    #f8fafc;

  --surface:                rgba(255,255,255,0.9);
  --surface-2:              #f8fafc;
  --surface-subtle:         rgba(15,23,42,0.03);
  --surface-muted:          rgba(15,23,42,0.05);
  --surface-strong:         rgba(15,23,42,0.08);
  --surface-hover:          rgba(15,23,42,0.06);
  --surface-card-glass:     rgba(255,255,255,0.78);
  --panel-gradient-start:   rgba(255,255,255,0.98);
  --panel-gradient-end:     rgba(241,245,249,0.96);
  --overlay:                rgba(241,245,249,0.76);
  --scrim:                  rgba(241,245,249,0.84);
  --track:                  rgba(15,23,42,0.08);
  --track-strong:           rgba(15,23,42,0.12);

  --border:         rgba(15,23,42,0.08);
  --border-primary: rgba(15,23,42,0.1);
  --border-subtle:  rgba(15,23,42,0.06);
  --border-accent:  rgba(79,70,229,0.24);

  --text-primary:   #0f172a;
  --text-secondary: #334155;
  --text-tertiary:  #64748b;
  --text-muted:     #94a3b8;
  --text-accent:    #4338ca;

  --accent:      #4f46e5;
  --accent-glow: rgba(79,70,229,0.1);
  --accent-dark: #3730a3;

  --emerald:     #059669;
  --emerald-glow: rgba(5,150,105,0.1);
  --amber:       #d97706;
  --amber-glow:  rgba(217,119,6,0.1);
  --red:         #dc2626;
  --red-glow:    rgba(220,38,38,0.1);
  --cyan:        #0891b2;
  --cyan-glow:   rgba(8,145,178,0.1);
  --purple:      #7c3aed;
  --purple-glow: rgba(124,58,237,0.1);
  --rose:        #e11d48;
  --rose-glow:   rgba(225,29,72,0.1);
  --danger:      var(--red);

  --svg-text-primary:   #0f172a;
  --svg-text-secondary: #475569;
  --svg-text-muted:     #64748b;

  --radius:     0.75rem;
  --radius-sm:  0.5rem;
  --radius-lg:  1rem;
  --radius-xl:  1.25rem;
  --radius-full: 9999px;

  --shadow-sm:   0 2px 6px rgba(15,23,42,0.05);
  --shadow-md:   0 12px 24px rgba(15,23,42,0.08);
  --shadow-lg:   0 24px 48px rgba(15,23,42,0.12);
  --shadow-glow: 0 0 0 1px rgba(79,70,229,0.08), 0 18px 44px rgba(79,70,229,0.12);
}

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

html {
  font-family: var(--font-sans);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  scroll-behavior: smooth;
  color-scheme: light;
}

body {
  background: var(--bg-base);
  color: var(--text-primary);
  line-height: 1.6;
  min-height: 100vh;
  overflow-x: hidden;
}

/* Subtle grid bg overlay */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  background-image: 
    radial-gradient(circle at 20% 20%, rgba(79,70,229,0.08) 0%, transparent 46%),
    radial-gradient(circle at 82% 18%, rgba(8,145,178,0.08) 0%, transparent 42%),
    radial-gradient(circle at 70% 75%, rgba(5,150,105,0.07) 0%, transparent 44%);
  pointer-events: none;
  z-index: 0;
}

/* ── Scrollbar ────────────────────────────────────────── */
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: rgba(15,23,42,0.18); border-radius: 999px; }
::-webkit-scrollbar-thumb:hover { background: rgba(15,23,42,0.28); }

/* ── Layout ───────────────────────────────────────────── */
.app-container { display: flex; flex-direction: column; min-height: 100vh; position: relative; z-index: 1; }

header.app-header {
  background: rgba(255,255,255,0.82);
  backdrop-filter: blur(20px) saturate(1.5);
  -webkit-backdrop-filter: blur(20px) saturate(1.5);
  border-bottom: 1px solid var(--border);
  position: sticky; top: 0; z-index: 50;
  height: 64px;
}

.header-inner {
  max-width: 84rem; margin: 0 auto;
  padding: 0 1.5rem;
  display: flex; align-items: center; height: 100%; gap: 2rem;
}

.header-brand { display: flex; align-items: center; gap: 0.625rem; flex-shrink: 0; }

.brand-icon {
  width: 2.25rem; height: 2.25rem;
  background: linear-gradient(135deg, var(--accent), #818cf8);
  border-radius: 0.5rem;
  display: flex; align-items: center; justify-content: center;
  color: white;
  box-shadow: 0 10px 24px rgba(79,70,229,0.16);
}

.brand-icon svg { width: 1.25rem; height: 1.25rem; }

.brand-name {
  font-weight: 700; font-size: 1.125rem;
  letter-spacing: -0.025em;
  background: linear-gradient(135deg, #0f172a, #4338ca);
  -webkit-background-clip: text; -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ── Navigation ───────────────────────────────────────── */
nav.header-nav { display: flex; gap: 0.125rem; overflow-x: auto; }

.nav-link {
  display: inline-flex; align-items: center;
  padding: 0.5rem 0.875rem;
  font-size: 0.8125rem; font-weight: 500;
  border-radius: 0.375rem;
  text-decoration: none; color: var(--text-tertiary);
  transition: all 0.2s ease;
  white-space: nowrap; cursor: pointer;
  border: none; background: none;
  font-family: var(--font-sans);
}

.nav-link:hover { color: var(--text-primary); background: var(--surface-subtle); }

.nav-link.active {
  color: var(--text-accent);
  background: var(--accent-glow);
  box-shadow: inset 0 0 0 1px rgba(99,102,241,0.2);
}

.nav-link svg { width: 1rem; height: 1rem; margin-right: 0.5rem; flex-shrink: 0; }

/* ── Main ─────────────────────────────────────────────── */
main.app-main { flex: 1; max-width: 84rem; width: 100%; margin: 0 auto; padding: 2rem 1.5rem; position: relative; z-index: 1; }

/* ── Page Container ───────────────────────────────────── */
.page { display: none; }
.page.active { display: block; opacity: 1; }

@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(16px); }
  to   { opacity: 1; transform: translateY(0); }
}

@keyframes fadeInRight {
  from { opacity: 0; transform: translateX(20px); }
  to   { opacity: 1; transform: translateX(0); }
}

@keyframes shimmer {
  0%   { background-position: -200% 0; }
  100% { background-position: 200% 0; }
}

@keyframes pulse-ring {
  0%   { transform: scale(0.9); opacity: 0.5; }
  50%  { transform: scale(1.05); opacity: 1; }
  100% { transform: scale(0.9); opacity: 0.5; }
}

@keyframes scanline {
  0%   { transform: translateY(-100%); }
  100% { transform: translateY(100%); }
}

@keyframes countUp {
  from { opacity: 0; transform: translateY(8px); }
  to   { opacity: 1; transform: translateY(0); }
}

@keyframes glowPulse {
  0%, 100% { box-shadow: 0 0 15px rgba(99,102,241,0.1); }
  50%      { box-shadow: 0 0 25px rgba(99,102,241,0.25); }
}

/* ── Page Header ──────────────────────────────────────── */
.page-header {
  display: flex; justify-content: space-between; align-items: flex-start;
  margin-bottom: 2rem; flex-wrap: wrap; gap: 1rem;
}

.page-header h1 {
  font-size: 2rem; font-weight: 800; letter-spacing: -0.03em;
  background: linear-gradient(135deg, #0f172a 0%, #4338ca 100%);
  -webkit-background-clip: text; -webkit-text-fill-color: transparent;
  background-clip: text;
}

.page-subtitle { color: var(--text-secondary); margin-top: 0.375rem; font-size: 0.9375rem; }

.page-header-actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  align-items: center;
  gap: 0.75rem;
}

.page-help-trigger {
  background: var(--surface-muted);
  color: var(--text-primary);
  border-color: var(--track-strong);
  box-shadow: inset 0 1px 0 rgba(255,255,255,0.7);
}

.page-help-trigger:hover:not(:disabled) {
  background: rgba(79,70,229,0.12);
  border-color: rgba(99,102,241,0.28);
  color: var(--text-primary);
}

.page-help-layer {
  position: fixed;
  inset: 0;
  z-index: 400;
}

.page-help-backdrop {
  position: absolute;
  inset: 0;
  border: none;
  background: var(--scrim);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  cursor: pointer;
}

.page-help-panel {
  position: absolute;
  top: 0;
  right: 0;
  width: min(32rem, 100%);
  height: 100%;
  padding: 1.25rem;
  overflow-y: auto;
  background: linear-gradient(180deg, var(--panel-gradient-start) 0%, var(--panel-gradient-end) 100%);
  border-left: 1px solid rgba(79,70,229,0.14);
  box-shadow: -24px 0 50px rgba(15,23,42,0.12);
  animation: fadeInRight 0.25s ease-out;
}

.page-help-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 1rem;
  margin-bottom: 1.25rem;
}

.page-help-header h2 {
  margin-top: 0.75rem;
  font-size: 1.35rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--text-primary);
}

.page-help-header p {
  margin-top: 0.5rem;
  max-width: 28rem;
  color: var(--text-secondary);
  font-size: 0.9375rem;
  line-height: 1.65;
}

.page-help-close {
  flex-shrink: 0;
}

.page-help-sections {
  display: grid;
  gap: 0.875rem;
}

.page-help-section {
  background: var(--surface-muted);
  border: 1px solid var(--track);
  border-radius: var(--radius);
  padding: 1rem;
}

.page-help-section h3 {
  margin-bottom: 0.75rem;
  font-size: 0.8125rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--text-accent);
}

.page-help-section ul {
  list-style: none;
  display: grid;
  gap: 0.625rem;
}

.page-help-section li {
  position: relative;
  padding-left: 1rem;
  color: var(--text-secondary);
  font-size: 0.875rem;
  line-height: 1.6;
}

.page-help-section li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.55rem;
  width: 0.375rem;
  height: 0.375rem;
  border-radius: 9999px;
  background: var(--accent);
  box-shadow: 0 0 12px rgba(79,70,229,0.18);
}

.storyline-card {
  margin-bottom: 1.5rem;
  background: linear-gradient(180deg, rgba(255,255,255,0.96) 0%, rgba(248,250,252,0.98) 100%);
  border-color: rgba(79,70,229,0.14);
  box-shadow: 0 14px 32px rgba(15,23,42,0.08);
}

.storyline-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.875rem;
}

.storyline-step {
  position: relative;
  min-height: 100%;
  padding: 1rem 1rem 1rem 1.125rem;
  border-radius: var(--radius);
  background: var(--surface-muted);
  border: 1px solid var(--track);
}

.storyline-step::before {
  content: '';
  position: absolute;
  left: 0;
  top: 1rem;
  bottom: 1rem;
  width: 3px;
  border-radius: 9999px;
  background: linear-gradient(180deg, var(--accent), rgba(129,140,248,0.35));
}

.storyline-step-label {
  margin-bottom: 0.5rem;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--text-accent);
}

.storyline-step p {
  color: var(--text-secondary);
  font-size: 0.875rem;
  line-height: 1.65;
}

@media (min-width: 768px) {
  .storyline-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

/* ── Pipeline Progress (Step Indicators) ──────────────── */
.pipeline-progress {
  display: flex; align-items: center; gap: 0; margin-bottom: 2.5rem;
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: var(--radius-lg); padding: 0.75rem 1rem;
  overflow-x: auto;
}

.pipeline-step {
  display: flex; align-items: center; gap: 0.5rem;
  padding: 0.5rem 1rem;
  font-size: 0.8125rem; font-weight: 500;
  color: var(--text-muted);
  cursor: pointer;
  border-radius: var(--radius-sm);
  transition: all 0.2s ease;
  white-space: nowrap;
  border: none; background: none;
  font-family: var(--font-sans);
}

.pipeline-step:hover { color: var(--text-secondary); }

.pipeline-step.active {
  color: var(--text-accent);
  background: var(--accent-glow);
  box-shadow: inset 0 0 0 1px rgba(99,102,241,0.15);
}

.pipeline-step.completed {
  color: var(--emerald);
}

.pipeline-step .step-num {
  width: 1.5rem; height: 1.5rem;
  border-radius: 9999px;
  display: flex; align-items: center; justify-content: center;
  font-size: 0.6875rem; font-weight: 700;
  background: var(--surface-muted);
  border: 1px solid var(--track);
  flex-shrink: 0;
}

.pipeline-step.active .step-num {
  background: var(--accent);
  border-color: var(--accent);
  color: white;
  box-shadow: 0 0 12px rgba(79,70,229,0.18);
}

.pipeline-step.completed .step-num {
  background: var(--emerald);
  border-color: var(--emerald);
  color: white;
}

.pipeline-step svg { width: 1rem; height: 1rem; }

.pipeline-connector {
  width: 2rem; height: 1px;
  background: linear-gradient(90deg, rgba(15,23,42,0.12), rgba(15,23,42,0.03));
  flex-shrink: 0;
}

/* ── Cards ────────────────────────────────────────────── */
.card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.card:hover { border-color: var(--track-strong); }

.card-glass {
  background: var(--surface-card-glass);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

.card-glow { animation: glowPulse 3s ease-in-out infinite; }

.card-header {
  padding: 1.25rem 1.5rem;
  border-bottom: 1px solid var(--border-subtle);
}

.card-header-row { display: flex; justify-content: space-between; align-items: center; }

.card-title {
  font-size: 0.875rem; font-weight: 600;
  color: var(--text-primary);
  letter-spacing: -0.01em;
}

.card-title-lg { font-size: 1.125rem; }

.card-title-section {
  font-size: 0.6875rem; font-weight: 700;
  text-transform: uppercase; letter-spacing: 0.08em;
  color: var(--text-tertiary);
}

.card-description { font-size: 0.8125rem; color: var(--text-tertiary); margin-top: 0.25rem; }

.card-content { padding: 1.5rem; }
.card-content.no-padding { padding: 0; }
.card-content.compact { padding: 1rem; }

/* ── Stats Grid ───────────────────────────────────────── */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 1rem;
  margin-bottom: 2rem;
}

.stat-tile {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.25rem;
  position: relative;
  overflow: hidden;
  transition: all 0.2s ease;
}

.stat-tile:hover { border-color: var(--track-strong); transform: translateY(-2px); box-shadow: var(--shadow-md); }

.stat-tile::after {
  content: '';
  position: absolute; top: 0; right: 0;
  width: 60px; height: 60px;
  border-radius: 0 0 0 100%;
  opacity: 0.08;
}

.stat-tile.accent::after  { background: var(--accent); }
.stat-tile.emerald::after { background: var(--emerald); }
.stat-tile.amber::after   { background: var(--amber); }
.stat-tile.red::after     { background: var(--red); }
.stat-tile.cyan::after    { background: var(--cyan); }
.stat-tile.purple::after  { background: var(--purple); }

.stat-label {
  font-size: 0.6875rem; font-weight: 600;
  text-transform: uppercase; letter-spacing: 0.06em;
  color: var(--text-tertiary);
  margin-bottom: 0.5rem;
}

.stat-value {
  font-size: 1.75rem; font-weight: 800; letter-spacing: -0.03em;
  color: var(--text-primary);
  animation: countUp 0.5s ease-out;
}

.stat-value.accent  { color: var(--accent); }
.stat-value.emerald { color: var(--emerald); }
.stat-value.amber   { color: var(--amber); }
.stat-value.red     { color: var(--red); }
.stat-value.cyan    { color: var(--cyan); }

.stat-delta {
  margin-top: 0.375rem; font-size: 0.75rem; font-weight: 500;
  display: flex; align-items: center; gap: 0.25rem;
}

.stat-delta.positive { color: var(--emerald); }
.stat-delta.negative { color: var(--red); }

/* ── Quality Score Ring ───────────────────────────────── */
.quality-ring-container {
  display: flex; align-items: center; justify-content: center;
  flex-direction: column; gap: 0.5rem;
}

.quality-ring {
  width: 100px; height: 100px;
  position: relative;
}

.quality-ring svg { width: 100%; height: 100%; transform: rotate(-90deg); }

.quality-ring .ring-bg {
  fill: none; stroke: var(--track); stroke-width: 8;
}

.quality-ring .ring-fill {
  fill: none; stroke-width: 8; stroke-linecap: round;
  transition: stroke-dashoffset 1s ease-out;
}

.quality-ring .ring-value {
  position: absolute; inset: 0;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.25rem; font-weight: 800;
  color: var(--text-primary);
}

.quality-ring-label {
  font-size: 0.6875rem; font-weight: 600;
  text-transform: uppercase; letter-spacing: 0.06em;
  color: var(--text-tertiary);
}

/* ── Buttons ──────────────────────────────────────────── */
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  padding: 0.5rem 1rem; font-size: 0.8125rem; font-weight: 600;
  border-radius: var(--radius-sm);
  border: 1px solid transparent; cursor: pointer;
  transition: all 0.2s ease; text-decoration: none;
  white-space: nowrap; font-family: var(--font-sans);
  line-height: 1.5; gap: 0.5rem;
}

.btn:disabled { opacity: 0.4; cursor: not-allowed; }
.btn svg { width: 1rem; height: 1rem; flex-shrink: 0; }

.btn-primary {
  background: linear-gradient(135deg, var(--accent), #818cf8);
  color: white; border-color: transparent;
  box-shadow: 0 0 20px rgba(99,102,241,0.2);
}
.btn-primary:hover:not(:disabled) { box-shadow: 0 0 30px rgba(99,102,241,0.35); transform: translateY(-1px); }

.btn-outline {
  background: var(--surface-subtle);
  color: var(--text-secondary);
  border-color: var(--border);
}
.btn-outline:hover:not(:disabled) { background: var(--surface-hover); color: var(--text-primary); border-color: var(--track-strong); }

.btn-ghost {
  background: transparent; color: var(--text-tertiary); border: none;
}
.btn-ghost:hover:not(:disabled) { background: var(--surface-subtle); color: var(--text-primary); }

.btn-icon { padding: 0.375rem; width: 2rem; height: 2rem; }

.btn-accent {
  background: var(--accent-glow);
  color: var(--text-accent);
  border-color: rgba(99,102,241,0.2);
}
.btn-accent:hover { background: rgba(99,102,241,0.2); }

.btn-emerald-outline {
  background: var(--emerald-glow);
  color: var(--emerald);
  border-color: rgba(16,185,129,0.2);
}
.btn-emerald-outline:hover { background: rgba(16,185,129,0.2); }

/* ── Badges ───────────────────────────────────────────── */
.badge {
  display: inline-flex; align-items: center; gap: 0.25rem;
  padding: 0.125rem 0.5rem; font-size: 0.6875rem; font-weight: 600;
  border-radius: var(--radius-full); white-space: nowrap;
  line-height: 1.6; border: 1px solid transparent;
}

.badge-accent    { background: var(--accent-glow); color: var(--text-accent); border-color: rgba(99,102,241,0.2); }
.badge-emerald   { background: var(--emerald-glow); color: var(--emerald); border-color: rgba(16,185,129,0.2); }
.badge-amber     { background: var(--amber-glow); color: var(--amber); border-color: rgba(245,158,11,0.2); }
.badge-red       { background: var(--red-glow); color: var(--red); border-color: rgba(239,68,68,0.2); }
.badge-cyan      { background: var(--cyan-glow); color: var(--cyan); border-color: rgba(6,182,212,0.2); }
.badge-purple    { background: var(--purple-glow); color: var(--purple); border-color: rgba(168,85,247,0.2); }
.badge-rose      { background: var(--rose-glow); color: var(--rose); border-color: rgba(244,63,94,0.2); }

.badge-surface {
  background: var(--surface-muted);
  color: var(--text-secondary);
  border-color: var(--track);
}

.badge-mono { font-family: var(--font-mono); }

.badge-dot::before {
  content: '';
  width: 6px; height: 6px; border-radius: 9999px;
  flex-shrink: 0;
}

.badge-dot.emerald::before { background: var(--emerald); }
.badge-dot.amber::before { background: var(--amber); }
.badge-dot.red::before { background: var(--red); }
.badge-dot.accent::before { background: var(--accent); }

/* ── Tables ───────────────────────────────────────────── */
.table-wrapper { overflow-x: auto; }

table { width: 100%; border-collapse: collapse; font-size: 0.8125rem; }

thead { background: var(--surface-subtle); }
thead th {
  padding: 0.75rem 1rem; text-align: left;
  font-weight: 600; color: var(--text-tertiary);
  font-size: 0.6875rem; text-transform: uppercase;
  letter-spacing: 0.06em;
  border-bottom: 1px solid var(--border-subtle);
}

tbody tr { border-bottom: 1px solid var(--border-subtle); transition: background 0.15s; }
tbody tr:last-child { border-bottom: none; }
tbody tr:hover { background: var(--surface-subtle); }
tbody tr.selected { background: var(--accent-glow); }
tbody tr.row-messy { background: rgba(239,68,68,0.04); }
tbody tr.row-messy:hover { background: rgba(239,68,68,0.08); }

tbody td {
  padding: 0.625rem 1rem; color: var(--text-secondary); vertical-align: middle;
}
tbody td.td-primary { font-weight: 500; color: var(--text-primary); }
tbody td.td-mono { font-family: var(--font-mono); font-size: 0.75rem; color: var(--text-tertiary); }
tbody td.td-error { color: var(--red); }

/* ── Raw Data Highlight (messy) ───────────────────────── */
.cell-messy {
  position: relative;
  color: var(--red) !important;
  background: rgba(239,68,68,0.06);
  border-radius: 0.25rem;
  padding: 0.125rem 0.375rem;
}

.cell-messy::after {
  content: '';
  position: absolute; bottom: 0; left: 0; right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--red), transparent);
  border-radius: 1px;
}

.cell-warning {
  color: var(--amber) !important;
  background: rgba(245,158,11,0.06);
  border-radius: 0.25rem;
  padding: 0.125rem 0.375rem;
}

.cell-good {
  color: var(--emerald) !important;
}

.cell-missing {
  color: var(--text-muted) !important;
  font-style: italic;
}

/* ── Column Profile Cards ─────────────────────────────── */
.col-profiles-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 1rem;
}

.col-profile-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.25rem;
  transition: all 0.25s ease;
  cursor: default;
  position: relative;
  overflow: hidden;
}

.col-profile-card:hover {
  border-color: var(--track-strong);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.col-profile-card::before {
  content: '';
  position: absolute; top: 0; left: 0; right: 0;
  height: 3px;
  border-radius: 3px 3px 0 0;
}

.col-profile-card.quality-high::before { background: linear-gradient(90deg, var(--emerald), #34d399); }
.col-profile-card.quality-medium::before { background: linear-gradient(90deg, var(--amber), #fbbf24); }
.col-profile-card.quality-low::before { background: linear-gradient(90deg, var(--red), #f87171); }

.col-card-header {
  display: flex; justify-content: space-between; align-items: flex-start;
  margin-bottom: 1rem;
}

.col-card-name { font-weight: 600; color: var(--text-primary); font-size: 0.875rem; }
.col-card-type { font-family: var(--font-mono); font-size: 0.6875rem; color: var(--text-tertiary); margin-top: 0.125rem; }

.col-card-quality-num {
  font-size: 1.25rem; font-weight: 800;
  padding: 0.25rem 0.625rem;
  border-radius: var(--radius-sm);
  min-width: 3rem; text-align: center;
}

.col-card-quality-num.high   { color: var(--emerald); background: var(--emerald-glow); }
.col-card-quality-num.medium { color: var(--amber); background: var(--amber-glow); }
.col-card-quality-num.low    { color: var(--red); background: var(--red-glow); }

/* ── Quality Bar ──────────────────────────────────────── */
.quality-bar {
  height: 6px; background: var(--track);
  border-radius: 9999px; overflow: hidden;
  margin-bottom: 1rem;
}

.quality-bar-fill {
  height: 100%; border-radius: 9999px;
  transition: width 1s ease-out;
}

.quality-bar-fill.high   { background: linear-gradient(90deg, var(--emerald), #34d399); }
.quality-bar-fill.medium { background: linear-gradient(90deg, var(--amber), #fbbf24); }
.quality-bar-fill.low    { background: linear-gradient(90deg, var(--red), #f87171); }

/* ── Mini Stats Row ───────────────────────────────────── */
.mini-stats {
  display: grid; grid-template-columns: repeat(3, 1fr);
  gap: 0.5rem;
}

.mini-stat {
  padding: 0.5rem;
  background: var(--surface-subtle);
  border-radius: var(--radius-sm);
  text-align: center;
}

.mini-stat-value { font-size: 0.8125rem; font-weight: 700; color: var(--text-primary); }
.mini-stat-label { font-size: 0.625rem; color: var(--text-tertiary); text-transform: uppercase; letter-spacing: 0.04em; margin-top: 0.125rem; }

/* ── Distribution Bar Chart (Horizontal) ──────────────── */
.dist-bars { display: flex; flex-direction: column; gap: 0.375rem; }

.dist-bar-row {
  display: flex; align-items: center; gap: 0.5rem;
  font-size: 0.6875rem;
}

.dist-bar-label {
  width: 100px; font-family: var(--font-mono);
  color: var(--text-secondary); text-align: right;
  overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
}

.dist-bar-track {
  flex: 1; height: 16px; background: var(--surface-subtle);
  border-radius: 0.25rem; overflow: hidden;
  position: relative;
}

.dist-bar-fill {
  height: 100%; border-radius: 0.25rem;
  background: linear-gradient(90deg, var(--accent), #818cf8);
  transition: width 0.8s ease-out;
  min-width: 4px;
}

.dist-bar-count {
  width: 40px; font-family: var(--font-mono);
  color: var(--text-tertiary); font-size: 0.625rem;
}

/* ── Issues Sidebar ───────────────────────────────────── */
.issues-list { display: flex; flex-direction: column; gap: 0.375rem; }

.issue-chip {
  display: flex; align-items: flex-start; gap: 0.5rem;
  padding: 0.625rem 0.75rem;
  background: var(--surface-subtle);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  font-size: 0.75rem; color: var(--text-secondary);
  cursor: pointer; transition: all 0.15s ease;
}

.issue-chip:hover { background: var(--surface-muted); border-color: var(--track-strong); }
.issue-chip.selected { background: var(--accent-glow); border-color: rgba(99,102,241,0.3); }
.issue-chip.resolved { opacity: 0.5; }

.issue-chip svg { width: 0.875rem; height: 0.875rem; flex-shrink: 0; margin-top: 0.125rem; }

.issue-icon-red { color: var(--red); }
.issue-icon-amber { color: var(--amber); }
.issue-icon-accent { color: var(--accent); }
.issue-icon-emerald { color: var(--emerald); }

/* ── Source File Cards ────────────────────────────────── */
.source-files-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
  gap: 1rem;
  margin-bottom: 2rem;
}

.source-file-card {
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.25rem; cursor: pointer;
  transition: all 0.2s ease;
  position: relative; overflow: hidden;
}

.source-file-card:hover {
  border-color: var(--track-strong);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.source-file-card.selected {
  border-color: rgba(99,102,241,0.4);
  box-shadow: 0 0 0 1px rgba(99,102,241,0.2), var(--shadow-glow);
}

.source-file-icon {
  width: 2.5rem; height: 2.5rem;
  border-radius: var(--radius-sm);
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 0.75rem;
  font-size: 0.625rem; font-weight: 700;
  text-transform: uppercase; letter-spacing: 0.04em;
}

.source-file-icon.csv  { background: var(--emerald-glow); color: var(--emerald); }
.source-file-icon.json { background: var(--amber-glow); color: var(--amber); }
.source-file-icon.xlsx { background: var(--accent-glow); color: var(--text-accent); }

.source-file-name { font-weight: 600; font-size: 0.8125rem; color: var(--text-primary); margin-bottom: 0.25rem; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.source-file-meta { font-size: 0.6875rem; color: var(--text-tertiary); display: flex; gap: 0.75rem; }

/* ── Diff View ────────────────────────────────────────── */
.diff-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1.5rem; margin-top: 1.5rem; }

.diff-label {
  font-size: 0.6875rem; font-weight: 600;
  text-transform: uppercase; letter-spacing: 0.06em;
  display: flex; align-items: center; gap: 0.5rem;
  margin-bottom: 0.75rem;
}

.diff-label .dot { width: 0.5rem; height: 0.5rem; border-radius: 9999px; }
.diff-label .dot-red { background: var(--red); }
.diff-label .dot-green { background: var(--emerald); }
.diff-label { color: var(--text-tertiary); }

.diff-block-before {
  background: rgba(239,68,68,0.06);
  border: 1px solid rgba(239,68,68,0.15);
  border-radius: var(--radius);
  padding: 1rem;
  font-family: var(--font-mono); font-size: 0.8125rem;
  color: #b91c1c;
}

.diff-block-after {
  background: rgba(16,185,129,0.06);
  border: 1px solid rgba(16,185,129,0.15);
  border-radius: var(--radius);
  padding: 1rem;
  font-family: var(--font-mono); font-size: 0.8125rem;
  color: #047857;
}

.diff-block-before pre, .diff-block-after pre { white-space: pre-wrap; word-break: break-word; }

/* ── Self Heal Animation ──────────────────────────────── */
.heal-animation {
  position: relative; overflow: hidden;
}

.heal-animation::after {
  content: ''; position: absolute; inset: 0;
  background: linear-gradient(180deg, transparent, rgba(16,185,129,0.05), transparent);
  animation: scanline 3s linear infinite;
  pointer-events: none;
}

/* ── Search ───────────────────────────────────────────── */
.search-input-wrapper { position: relative; width: 100%; }
.search-input-wrapper svg { position: absolute; left: 1rem; top: 50%; transform: translateY(-50%); width: 1.25rem; height: 1.25rem; color: var(--text-muted); }

.search-input {
  width: 100%; padding: 0.875rem 1rem 0.875rem 2.75rem;
  font-size: 1rem; border: 1px solid var(--border);
  border-radius: var(--radius-lg); background: var(--bg-card);
  font-family: var(--font-sans); color: var(--text-primary);
  outline: none; transition: all 0.2s;
}
.search-input:focus { border-color: var(--accent); box-shadow: 0 0 0 3px var(--accent-glow); }
.search-input::placeholder { color: var(--text-muted); }

.search-toggle {
  display: flex; align-items: center;
  background: var(--bg-card); padding: 0.25rem;
  border-radius: var(--radius); border: 1px solid var(--border);
}

.search-toggle-btn {
  display: flex; align-items: center; justify-content: center;
  gap: 0.5rem; padding: 0.5rem 1.25rem;
  border-radius: var(--radius-sm); font-size: 0.8125rem; font-weight: 500;
  border: none; background: transparent; color: var(--text-tertiary);
  cursor: pointer; transition: all 0.2s; font-family: var(--font-sans); white-space: nowrap;
}
.search-toggle-btn:hover { color: var(--text-secondary); }
.search-toggle-btn svg { width: 1rem; height: 1rem; }

.search-toggle-btn.active-raw { background: rgba(239,68,68,0.1); color: var(--red); }
.search-toggle-btn.active-golden { background: var(--accent-glow); color: var(--text-accent); box-shadow: inset 0 0 0 1px rgba(99,102,241,0.2); }

/* ── Search Results ───────────────────────────────────── */
.search-results-grid { display: grid; grid-template-columns: 1fr; gap: 1.25rem; }
@media (min-width: 768px) { .search-results-grid { grid-template-columns: 1fr 1fr; } }

.result-card {
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: var(--radius); overflow: hidden;
  transition: all 0.2s;
}

.result-card.is-golden { border-color: rgba(99,102,241,0.15); }
.result-card.is-golden:hover { box-shadow: var(--shadow-glow); transform: translateY(-2px); }
.result-card.is-raw { border-color: rgba(239,68,68,0.1); opacity: 0.9; }

.result-card-header {
  padding: 1rem 1.25rem; border-bottom: 1px solid;
  display: flex; justify-content: space-between; align-items: flex-start;
}
.result-card-header.golden-header { background: var(--accent-glow); border-color: rgba(99,102,241,0.1); }
.result-card-header.raw-header { background: rgba(239,68,68,0.04); border-color: rgba(239,68,68,0.1); }
.result-card-header .result-title { font-size: 1rem; font-weight: 700; color: var(--text-primary); }

.result-card-body { padding: 1.25rem; }

.result-fields { display: grid; grid-template-columns: 1fr 1fr; gap: 0.75rem; }
.result-field .field-label { font-size: 0.6875rem; font-weight: 600; color: var(--text-tertiary); text-transform: uppercase; letter-spacing: 0.04em; margin-bottom: 0.25rem; }
.result-field .field-value { font-size: 0.8125rem; font-family: var(--font-mono); color: var(--text-primary); background: var(--surface-subtle); padding: 0.375rem 0.5rem; border-radius: var(--radius-sm); border: 1px solid var(--border-subtle); }

.impact-box { margin-top: 1rem; padding-top: 1rem; border-top: 1px solid var(--border-subtle); }
.impact-inner {
  display: flex; align-items: flex-start; gap: 0.75rem;
  background: var(--emerald-glow); border: 1px solid rgba(16,185,129,0.15);
  padding: 1rem; border-radius: var(--radius);
}
.impact-inner svg { color: var(--emerald); flex-shrink: 0; margin-top: 0.125rem; }
.impact-inner .impact-title { font-size: 0.8125rem; font-weight: 600; color: var(--emerald); margin-bottom: 0.125rem; }
.impact-inner .impact-text { font-size: 0.8125rem; color: #047857; line-height: 1.5; }

/* ── Canonical Model / Mapping ────────────────────────── */
.canonical-item {
  padding: 0.875rem 1.25rem; display: flex; align-items: center; justify-content: space-between;
  border-bottom: 1px solid var(--border-subtle);
  transition: background 0.15s;
}
.canonical-item:last-child { border-bottom: none; }
.canonical-item:hover { background: var(--surface-subtle); }

.canonical-item .item-name { display: flex; align-items: center; gap: 0.5rem; font-weight: 500; color: var(--text-primary); font-size: 0.875rem; }
.canonical-item .item-type { font-size: 0.6875rem; font-family: var(--font-mono); color: var(--text-tertiary); }

.canonical-item .btn-delete { opacity: 0; transition: opacity 0.15s; color: var(--text-muted); }
.canonical-item:hover .btn-delete { opacity: 1; }
.canonical-item .btn-delete:hover { color: var(--red); }

/* ── Progress Bar ─────────────────────────────────────── */
.progress-bar { width: 60px; height: 6px; background: var(--track); border-radius: 9999px; overflow: hidden; }
.progress-bar-fill { height: 100%; background: linear-gradient(90deg, var(--accent), #818cf8); border-radius: 9999px; transition: width 0.8s; }

/* ── Tabs System ──────────────────────────────────────── */
.tabs-nav {
  display: flex; gap: 0.25rem; flex-wrap: wrap;
  background: var(--surface-subtle); border-radius: var(--radius-sm);
  padding: 0.25rem;
}

.tab-btn {
  display: flex; align-items: center; justify-content: center; gap: 0.25rem;
  padding: 0.375rem 0.5rem; border: none; background: transparent;
  border-radius: 0.25rem; cursor: pointer;
  transition: all 0.15s; position: relative;
  color: var(--text-muted); font-family: var(--font-sans);
  font-size: 0.75rem; font-weight: 500;
}
.tab-btn:hover { color: var(--text-secondary); }
.tab-btn.active { background: var(--surface-muted); color: var(--text-primary); }
.tab-btn svg { width: 0.8125rem; height: 0.8125rem; flex-shrink: 0; }

.tab-badge {
  position: absolute; top: -0.25rem; right: -0.25rem;
  width: 14px; height: 14px; background: var(--red);
  border-radius: 9999px; font-size: 0.5rem; font-weight: 700;
  color: white; display: flex; align-items: center; justify-content: center;
}

/* ── Workbench Layout ─────────────────────────────────── */
.workbench-layout { display: grid; grid-template-columns: 1fr; gap: 1.25rem; min-height: calc(100vh - 14rem); }
@media (min-width: 1024px) { .workbench-layout { grid-template-columns: 280px 1fr 280px; } }

.workbench-col { display: flex; flex-direction: column; overflow: hidden; }
.workbench-col .card { display: flex; flex-direction: column; flex: 1; overflow: hidden; }
.workbench-col .card-content { flex: 1; overflow-y: auto; }

/* ── Golden Records ───────────────────────────────────── */
.lineage-timeline { position: relative; border-left: 2px solid var(--track); margin-left: 0.75rem; padding-bottom: 1rem; }

.lineage-item { position: relative; padding-left: 1.5rem; margin-bottom: 1.5rem; }

.lineage-dot {
  position: absolute; left: calc(-0.5rem - 1px); top: 0.25rem;
  width: 1rem; height: 1rem; border-radius: 9999px;
  border: 2px solid var(--bg-card);
}

.lineage-dot-indigo { background: var(--accent); box-shadow: 0 0 10px rgba(99,102,241,0.4); }
.lineage-dot-emerald { background: var(--emerald); box-shadow: 0 0 10px rgba(16,185,129,0.4); }

.lineage-source { display: flex; align-items: center; gap: 0.5rem; margin-bottom: 0.375rem; }
.lineage-source .source-name { font-size: 0.8125rem; font-weight: 600; color: var(--text-primary); }
.lineage-source .source-id { font-size: 0.6875rem; font-family: var(--font-mono); color: var(--text-tertiary); background: var(--surface-muted); padding: 0.125rem 0.375rem; border-radius: 0.25rem; }

.lineage-reasoning { font-size: 0.8125rem; color: var(--text-secondary); line-height: 1.5; background: var(--surface-subtle); padding: 0.625rem; border-radius: var(--radius-sm); border: 1px solid var(--border-subtle); }

.lineage-resolution { background: var(--emerald-glow); border: 1px solid rgba(16,185,129,0.15); padding: 1rem; border-radius: var(--radius); }
.lineage-resolution h4 { font-size: 0.8125rem; font-weight: 600; color: var(--emerald); margin-bottom: 0.375rem; display: flex; align-items: center; gap: 0.5rem; }
.lineage-resolution p { font-size: 0.8125rem; color: #047857; }

/* ── AI Reasoning Panel ───────────────────────────────── */
.reasoning-box {
  background: var(--accent-glow); border: 1px solid rgba(99,102,241,0.15);
  border-radius: var(--radius); padding: 1rem;
}
.reasoning-box p { font-size: 0.8125rem; color: #4338ca; line-height: 1.6; }

.action-required { margin-top: 1.25rem; }
.action-required h4 { font-size: 0.6875rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.06em; color: var(--text-tertiary); margin-bottom: 0.375rem; }
.action-required p { font-size: 0.8125rem; color: var(--text-secondary); }

.reasoning-actions { padding-top: 1rem; margin-top: 1rem; border-top: 1px solid var(--border-subtle); display: flex; flex-direction: column; gap: 0.5rem; }
.reasoning-actions .btn { width: 100%; }

/* ── Confidence Inline ────────────────────────────────── */
.confidence-inline { display: flex; align-items: center; gap: 0.375rem; font-size: 0.8125rem; color: var(--text-tertiary); }
.confidence-inline svg { color: var(--accent); }
.confidence-inline strong { color: var(--text-primary); }

/* ── Empty State ──────────────────────────────────────── */
.empty-state { display: flex; flex-direction: column; align-items: center; justify-content: center; padding: 3rem 1rem; color: var(--text-muted); text-align: center; min-height: 200px; }
.empty-state-icon { width: 4rem; height: 4rem; background: var(--surface-subtle); border-radius: 9999px; display: flex; align-items: center; justify-content: center; border: 2px dashed var(--track); margin-bottom: 1rem; }
.empty-state-icon svg { width: 2rem; height: 2rem; color: var(--text-muted); }
.empty-state p { font-size: 0.875rem; }

.empty-state-dashed { border: 2px dashed var(--track); border-radius: var(--radius-lg); background: var(--surface-subtle); height: 100%; min-height: 300px; }

/* ── Tooltip ──────────────────────────────────────────── */
.tooltip-trigger { position: relative; cursor: default; }

.tooltip-popup {
  display: none; position: absolute; z-index: 100;
  bottom: calc(100% + 8px); left: 50%; transform: translateX(-50%);
  width: 280px; padding: 1rem;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow-lg);
  pointer-events: none;
}

.tooltip-trigger:hover .tooltip-popup { display: block; pointer-events: auto; }

.tooltip-popup .tt-row { display: flex; justify-content: space-between; padding: 0.25rem 0; font-size: 0.75rem; }
.tooltip-popup .tt-label { color: var(--text-tertiary); }
.tooltip-popup .tt-value { color: var(--text-primary); font-weight: 600; font-family: var(--font-mono); }
.tooltip-popup .tt-title { font-size: 0.6875rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.06em; color: var(--text-tertiary); margin-bottom: 0.5rem; }

.tt-bar-track { height: 4px; background: var(--track); border-radius: 999px; margin-top: 0.375rem; margin-bottom: 0.375rem; }
.tt-bar-fill { height: 100%; border-radius: 999px; }

.sample-tag {
  display: inline-flex; align-items: center;
  padding: 0.125rem 0.5rem; border-radius: 0.25rem;
  font-size: 0.6875rem; font-family: var(--font-mono);
  background: var(--surface-muted); color: var(--text-secondary);
  border: 1px solid var(--border-subtle);
  margin: 0.125rem;
}

/* ── Grid Layouts ─────────────────────────────────────── */
.grid-1-3 { display: grid; grid-template-columns: 1fr; gap: 1.5rem; }
@media (min-width: 1024px) { .grid-1-3 { grid-template-columns: 1fr 2fr; } }

.grid-2-1 { display: grid; grid-template-columns: 1fr; gap: 1.5rem; }
@media (min-width: 1024px) { .grid-2-1 { grid-template-columns: 2fr 1fr; } }

.grid-col-2 { display: grid; grid-template-columns: 1fr; gap: 0.75rem; }
@media (min-width: 768px) { .grid-col-2 { grid-template-columns: 1fr 1fr; } }

/* ── Upload Zone ──────────────────────────────────────── */
.upload-zone {
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  padding: 3rem 1.5rem; text-align: center;
  border: 2px dashed var(--track);
  border-radius: var(--radius-lg);
  background: var(--surface-subtle);
  transition: all 0.2s;
}
.upload-zone:hover { border-color: rgba(99,102,241,0.3); background: var(--accent-glow); }

.upload-icon-circle {
  width: 3.5rem; height: 3.5rem;
  background: var(--accent-glow);
  border-radius: 9999px;
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 1rem; color: var(--text-accent);
}
.upload-icon-circle svg { width: 1.5rem; height: 1.5rem; }

.upload-zone h3 { font-size: 1rem; font-weight: 600; color: var(--text-primary); }
.upload-zone .upload-subtitle { font-size: 0.8125rem; color: var(--text-tertiary); margin: 0.375rem 0 1rem; }

/* ── Utility ──────────────────────────────────────────── */
.space-y-2 > * + * { margin-top: 0.5rem; }
.space-y-4 > * + * { margin-top: 1rem; }
.space-y-6 > * + * { margin-top: 1.5rem; }
.space-y-8 > * + * { margin-top: 2rem; }
.flex { display: flex; }
.flex-wrap { flex-wrap: wrap; }
.items-center { align-items: center; }
.gap-2 { gap: 0.5rem; }
.gap-3 { gap: 0.75rem; }
.gap-4 { gap: 1rem; }
.mt-1 { margin-top: 0.25rem; }
.mt-2 { margin-top: 0.5rem; }
.hidden { display: none; }

.font-mono { font-family: var(--font-mono); }

/* ── SVG Icons ────────────────────────────────────────── */
svg.icon { width: 1rem; height: 1rem; stroke: currentColor; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; fill: none; flex-shrink: 0; }
svg.icon-xs { width: 0.625rem; height: 0.625rem; }
svg.icon-sm { width: 0.75rem; height: 0.75rem; }
svg.icon-lg { width: 1.25rem; height: 1.25rem; }
svg.icon-xl { width: 1.5rem; height: 1.5rem; }
svg.icon-2xl { width: 2rem; height: 2rem; }

/* ── Responsive ───────────────────────────────────────── */
@media (max-width: 639px) {
  .hide-mobile { display: none !important; }
  .stats-grid { grid-template-columns: 1fr 1fr; }
  .source-files-grid { grid-template-columns: 1fr; }
  .col-profiles-grid { grid-template-columns: 1fr; }
}

@media (max-width: 767px) {
  .page-header-actions {
    width: 100%;
    justify-content: stretch;
  }

  .page-header-actions .btn {
    flex: 1 1 12rem;
  }

  .page-help-panel {
    width: 100%;
    padding: 1rem;
  }

  .page-help-header {
    flex-direction: column;
  }

  .page-help-close {
    width: 100%;
  }
}

@media (min-width: 1024px) {
  .header-inner, main.app-main { padding-left: 2rem; padding-right: 2rem; }
}

/* ── Raw Data Table Scrollable ────────────────────────── */
.raw-table-scroll {
  max-height: 400px;
  overflow-x: auto;
  overflow-y: auto;
  border-radius: var(--radius);
  border: 1px solid var(--border);
}

.raw-table-scroll table { font-size: 0.75rem; }
.raw-table-scroll thead { position: sticky; top: 0; z-index: 5; background: var(--bg-elevated); }
.raw-table-scroll thead th { font-size: 0.625rem; padding: 0.5rem 0.75rem; }
.raw-table-scroll tbody td { padding: 0.375rem 0.75rem; }

/* ── Search bar row ───────────────────────────────────── */
.search-bar-wrapper { display: flex; flex-direction: column; gap: 1rem; align-items: stretch; }
@media (min-width: 768px) { .search-bar-wrapper { flex-direction: row; align-items: center; } }
@media (min-width: 768px) { .search-input-wrapper { flex: 1; } }

/* ════════════════════════════════════════════════════════
   CEO DEMO ENHANCEMENTS
   ════════════════════════════════════════════════════════ */

/* ── Narrator Bar ─────────────────────────────────────── */
.narrator-bar {
  position: fixed; bottom: 0; left: 0; right: 0;
  z-index: 200;
  background: rgba(255,255,255,0.94);
  backdrop-filter: blur(20px) saturate(1.5);
  -webkit-backdrop-filter: blur(20px) saturate(1.5);
  border-top: 1px solid rgba(79,70,229,0.18);
  padding: 0; overflow: hidden;
  transform: translateY(100%);
  transition: transform 0.5s cubic-bezier(.16,1,.3,1);
  box-shadow: 0 -10px 40px rgba(15,23,42,0.12);
}

.narrator-bar.visible { transform: translateY(0); }

.narrator-inner {
  max-width: 84rem; margin: 0 auto;
  padding: 1rem 2rem;
  display: flex; align-items: center; gap: 1.5rem;
}

.narrator-icon {
  width: 2.5rem; height: 2.5rem; flex-shrink: 0;
  background: linear-gradient(135deg, var(--accent), #818cf8);
  border-radius: 0.5rem;
  display: flex; align-items: center; justify-content: center;
  color: white;
  box-shadow: 0 10px 24px rgba(79,70,229,0.18);
  animation: pulse-ring 2s ease-in-out infinite;
}

.narrator-icon svg { width: 1.25rem; height: 1.25rem; }

.narrator-text {
  flex: 1; font-size: 0.9375rem; color: var(--text-primary);
  line-height: 1.6; font-weight: 400;
  min-height: 1.6em;
}

.narrator-text strong { color: var(--text-accent); font-weight: 600; }
.narrator-text em { color: var(--emerald); font-style: normal; font-weight: 600; }

.narrator-step-label {
  font-size: 0.625rem; font-weight: 700;
  text-transform: uppercase; letter-spacing: 0.1em;
  color: var(--text-accent);
  margin-bottom: 0.25rem;
}

.narrator-controls {
  display: flex; gap: 0.5rem; flex-shrink: 0;
}

.narrator-progress {
  width: 200px; height: 3px;
  background: var(--track);
  border-radius: 999px; overflow: hidden;
  margin-top: 0.5rem;
}

.narrator-progress-fill {
  height: 100%; border-radius: 999px;
  background: linear-gradient(90deg, var(--accent), var(--emerald));
  transition: width 0.5s ease;
}

/* ── Demo Button (Header) ─────────────────────────────── */
.btn-demo {
  background: linear-gradient(135deg, #10b981, #059669);
  color: white; border-color: transparent;
  box-shadow: 0 0 20px rgba(16,185,129,0.3);
  animation: glowPulse-green 2s ease-in-out infinite;
  padding: 0.5rem 1.25rem;
}

.btn-demo:hover { box-shadow: 0 0 30px rgba(16,185,129,0.5); transform: translateY(-1px); }

@keyframes glowPulse-green {
  0%, 100% { box-shadow: 0 0 15px rgba(16,185,129,0.2); }
  50%      { box-shadow: 0 0 25px rgba(16,185,129,0.45); }
}

.btn-stop {
  background: rgba(239,68,68,0.15);
  color: var(--red);
  border-color: rgba(239,68,68,0.3);
}

.btn-stop:hover { background: rgba(239,68,68,0.25); }

/* ── Chaos Heatmap ────────────────────────────────────── */
.chaos-heatmap {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(20px, 1fr));
  gap: 2px;
  margin-top: 1rem; margin-bottom: 1rem;
  padding: 1rem;
  border-radius: var(--radius);
  background: rgba(255,255,255,0.78);
  border: 1px solid var(--border);
}

.chaos-cell {
  aspect-ratio: 1; border-radius: 3px;
  transition: all 0.3s ease;
  cursor: default;
  position: relative;
}

.chaos-cell:hover { transform: scale(1.4); z-index: 5; border-radius: 2px; }

.chaos-cell.q-good    { background: rgba(16,185,129,0.6); }
.chaos-cell.q-ok      { background: rgba(16,185,129,0.3); }
.chaos-cell.q-warn    { background: rgba(245,158,11,0.5); }
.chaos-cell.q-bad     { background: rgba(239,68,68,0.5); }
.chaos-cell.q-missing { background: var(--surface-muted); }

/* ── Heatmap Tooltip ──────────────────────────────────── */
.heat-tooltip {
  position: fixed; z-index: 300;
  pointer-events: none;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow-lg);
  padding: 0.625rem 0.875rem;
  min-width: 180px; max-width: 280px;
  transform: translate(-50%, -100%);
  opacity: 0; transition: opacity 0.15s;
  font-size: 0.75rem;
}

.heat-tooltip.visible { opacity: 1; }

.heat-tooltip.tip-bad    { border-color: rgba(239,68,68,0.4); }
.heat-tooltip.tip-warn   { border-color: rgba(245,158,11,0.4); }
.heat-tooltip.tip-good   { border-color: rgba(16,185,129,0.4); }
.heat-tooltip.tip-missing { border-color: var(--track-strong); }

.heat-tooltip .tip-header {
  font-weight: 700; color: var(--text-primary);
  font-family: var(--font-mono); font-size: 0.6875rem;
  margin-bottom: 0.25rem;
  letter-spacing: 0.02em;
}

.heat-tooltip .tip-value {
  font-family: var(--font-mono);
  color: var(--text-accent);
  background: rgba(99,102,241,0.08);
  padding: 0.25rem 0.375rem;
  border-radius: 0.25rem;
  margin: 0.25rem 0;
  font-size: 0.6875rem;
  word-break: break-all;
}

.heat-tooltip .tip-reason {
  color: var(--text-secondary);
  line-height: 1.4;
  font-size: 0.6875rem;
}

.tip-bad .tip-value { color: var(--red); background: rgba(239,68,68,0.08); }
.tip-warn .tip-value { color: var(--amber); background: rgba(245,158,11,0.08); }
.tip-missing .tip-value { color: var(--text-muted); background: var(--surface-muted); }

/* ── Animated Heal Morph ──────────────────────────────── */
.heal-morph-container {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius);
}

.heal-morph-item {
  display: flex; align-items: center; gap: 0.75rem;
  padding: 0.625rem 0.875rem;
  font-family: var(--font-mono); font-size: 0.8125rem;
  border-bottom: 1px solid var(--border-subtle);
  transition: all 0.6s cubic-bezier(.16,1,.3,1);
}

.heal-morph-item:last-child { border-bottom: none; }

.heal-morph-item .morph-arrow {
  color: var(--text-muted);
  font-size: 0.875rem;
  flex-shrink: 0;
  transition: color 0.4s;
}

.heal-morph-item .morph-before {
  color: var(--red);
  text-decoration: line-through;
  opacity: 0.6;
  transition: all 0.5s;
}

.heal-morph-item .morph-after {
  color: var(--emerald);
  font-weight: 600;
  opacity: 0;
  transform: translateX(10px);
  transition: all 0.5s cubic-bezier(.16,1,.3,1);
}

.heal-morph-item.healed .morph-after {
  opacity: 1; transform: translateX(0);
}

.heal-morph-item.healed .morph-arrow { color: var(--emerald); }

.heal-morph-item.healed {
  background: rgba(16,185,129,0.04);
}

/* ── Revenue Impact Card ──────────────────────────────── */
.revenue-card {
  background: linear-gradient(135deg, rgba(16,185,129,0.08), rgba(99,102,241,0.08));
  border: 1px solid rgba(16,185,129,0.2);
  border-radius: var(--radius-lg);
  padding: 1.5rem 2rem;
  display: flex; align-items: center; gap: 2rem;
  position: relative; overflow: hidden;
}

.revenue-card::before {
  content: '$';
  position: absolute; right: -20px; top: -20px;
  font-size: 8rem; font-weight: 900;
  color: rgba(16,185,129,0.04);
  pointer-events: none;
}

.revenue-stat { text-align: center; }

.revenue-stat .rev-value {
  font-size: 2rem; font-weight: 900; letter-spacing: -0.03em;
  background: linear-gradient(135deg, var(--emerald), #34d399);
  -webkit-background-clip: text; -webkit-text-fill-color: transparent;
  background-clip: text;
}

.revenue-stat .rev-label {
  font-size: 0.6875rem; font-weight: 600;
  text-transform: uppercase; letter-spacing: 0.06em;
  color: var(--text-tertiary);
  margin-top: 0.25rem;
}

.revenue-divider {
  width: 1px; height: 3rem;
  background: var(--track);
}

.revenue-description {
  flex: 1; font-size: 0.875rem;
  color: var(--text-secondary); line-height: 1.6;
}

.revenue-description strong { color: var(--emerald); }

/* ── Pipeline Pulse ───────────────────────────────────── */
.pipeline-connector.pulsing {
  height: 2px;
  background: linear-gradient(90deg, var(--emerald), var(--accent));
  animation: connectorPulse 1.5s ease-in-out infinite;
}

@keyframes connectorPulse {
  0%, 100% { opacity: 0.3; }
  50%      { opacity: 1; }
}

/* ── Typewriter ───────────────────────────────────────── */
.typewriter { display: inline; }

.typewriter-cursor {
  display: inline-block;
  width: 2px; height: 1em;
  background: var(--text-accent);
  margin-left: 2px;
  animation: blink 0.8s step-end infinite;
  vertical-align: text-bottom;
}

@keyframes blink {
  50% { opacity: 0; }
}

/* ── With narrator bar padding ────────────────────────── */
body.demo-active .app-container { padding-bottom: 80px; }

/* ── Page Intros ──────────────────────────────────────── */
.page-intro {
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: 0.75rem;
  padding: 1rem 1.25rem;
  margin-bottom: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  box-shadow: 0 12px 32px rgba(15,23,42,0.08), inset 0 1px 0 rgba(255,255,255,0.85);
  animation: fadeInUp 0.5s ease-out;
}
.page-intro p {
  font-size: 0.875rem;
  line-height: 1.6;
  color: var(--text-secondary);
  margin: 0;
}
.page-intro p strong {
  color: var(--text-primary);
  font-weight: 600;
}
.page-intro p em {
  color: var(--emerald);
  font-style: normal;
  font-weight: 500;
}
.page-intro-badge {
  display: inline-block;
  align-self: flex-start;
  font-size: 0.625rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--accent);
  background: rgba(99, 102, 241, 0.1);
  padding: 0.25rem 0.5rem;
  border-radius: 0.25rem;
}

/* ── Demo Highlights ──────────────────────────────────── */
.demo-highlight {
  position: relative !important;
  border: 1px solid var(--accent) !important;
  box-shadow: 0 0 0 2px rgba(99,102,241, 0.4), 0 0 20px rgba(99,102,241,0.2) !important;
  animation: pulse-highlight 2s ease-in-out infinite;
  z-index: 10;
}
@keyframes pulse-highlight {
  0% { box-shadow: 0 0 0 2px rgba(99,102,241, 0.4), 0 0 20px rgba(99,102,241,0.2); border-color: var(--accent); }
  50% { box-shadow: 0 0 0 4px rgba(99,102,241, 0.8), 0 0 30px rgba(99,102,241,0.6); border-color: #818cf8; }
  100% { box-shadow: 0 0 0 2px rgba(99,102,241, 0.4), 0 0 20px rgba(99,102,241,0.2); border-color: var(--accent); }
}

/* ── Heatmap Click Interactions ───────────────────────── */
.heat-detail {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 0.5rem;
  padding: 1.5rem;
  margin-top: 1.5rem;
  position: relative;
  box-shadow: 0 18px 40px rgba(15,23,42,0.12);
  animation: fadeInUp 0.3s ease-out;
}
.heat-detail-close {
  position: absolute;
  top: 1rem;
  right: 1rem;
  background: transparent;
  border: none;
  color: var(--text-tertiary);
  cursor: pointer;
  padding: 0.25rem;
  font-size: 1rem;
}
.heat-detail-close:hover {
  color: var(--text-primary);
}
.heat-detail-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem 1rem;
}
.heat-detail-label {
  font-size: 0.6875rem;
  text-transform: uppercase;
  color: var(--text-tertiary);
  margin-bottom: 0.25rem;
  font-weight: 600;
  letter-spacing: 0.05em;
}
.heat-detail-value {
  font-size: 0.875rem;
  color: var(--text-primary);
}
.heat-detail-issue {
  background: var(--surface-2);
  padding: 0.5rem;
  border-radius: 0.25rem;
  margin-top: 0.5rem;
  font-size: 0.8125rem;
  color: var(--text-secondary);
  border-left: 2px solid var(--amber);
}
.tip-click {
  font-size: 0.625rem;
  color: var(--text-tertiary);
  margin-top: 0.5rem;
  padding-top: 0.5rem;
  border-top: 1px solid var(--track);
  text-align: right;
  font-style: italic;
}

/* ── Spinner ──────────────────────────────────────────────── */
@keyframes spin {
  from { transform: rotate(0deg); }
  to   { transform: rotate(360deg); }
}

/* ── Landing Page ─────────────────────────────────────────── */
.dataset-tile {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  cursor: pointer;
  transition: all 0.25s ease;
  position: relative;
}

.dataset-tile:hover {
  border-color: var(--track-strong);
  transform: translateY(-3px);
  box-shadow: var(--shadow-lg);
}

.dataset-tile:active {
  transform: translateY(-1px);
}

/* ── Upload progress stage list ───────────────────────────── */
.upload-stage-list {
  display: flex;
  flex-direction: column;
  gap: 0.375rem;
}

.upload-stage-item {
  display: flex;
  align-items: center;
  gap: 0.625rem;
  font-size: 0.8125rem;
}

/* ── Transition screen ────────────────────────────────────── */
.transition-msg-list {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  min-width: 300px;
}

.transition-msg-item {
  display: flex;
  align-items: center;
  gap: 0.625rem;
  font-size: 0.8125rem;
  color: var(--text-tertiary);
  opacity: 0;
  animation: fadeInUp 0.4s ease-out forwards;
}

/* ── Mapping field expand panel ───────────────────────────── */
.mapping-expand-panel {
  padding: 0.875rem 1.25rem;
  background: rgba(99,102,241,0.04);
  border-top: 1px solid var(--border-subtle);
  animation: fadeInUp 0.2s ease-out;
}

.mapping-expand-section-label {
  font-size: 0.6875rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-tertiary);
  margin-bottom: 0.375rem;
}

.mapping-expand-value {
  font-size: 0.8125rem;
  color: var(--text-secondary);
  margin-bottom: 0.875rem;
}

/* ── Exception queue accept button ───────────────────────── */
.exception-accept-btn {
  margin-top: 0.5rem;
  padding: 0.25rem 0.625rem;
  font-size: 0.6875rem;
}

/* ── CRM ARR chart bar ────────────────────────────────────── */
.arr-bar-track {
  flex: 1;
  height: 18px;
  background: var(--surface-muted);
  border-radius: 3px;
  overflow: hidden;
}

.arr-bar-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--emerald), #34d399);
  border-radius: 3px;
  transition: width 0.8s ease-out;
}

/* ── Source variant tags (lineage) ────────────────────────── */
.variant-tag-messy {
  color: var(--red);
  border-color: rgba(239,68,68,0.2);
  background: rgba(239,68,68,0.05);
}

/* ── Dataset badge in nav ─────────────────────────────────── */
.nav-dataset-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  padding: 0.25rem 0.625rem;
  border-radius: var(--radius-full);
  font-size: 0.5625rem;
  font-weight: 700;
  cursor: pointer;
  margin-left: 0.5rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  transition: opacity 0.15s;
}

.nav-dataset-badge:hover { opacity: 0.8; }

/* ── Modal ─────────────────────────────────────────────── */
.modal-overlay {
  position: fixed; inset: 0; background: rgba(241,245,249,0.72); backdrop-filter: blur(4px);
  z-index: 5000; display: flex; align-items: center; justify-content: center; padding: 1.5rem;
  animation: fadeIn 0.2s ease;
}
.modal-panel {
  background: var(--bg-card); border: 1px solid var(--border-accent); border-radius: var(--radius-lg);
  max-width: 56rem; width: 100%; max-height: 90vh; overflow-y: auto;
  animation: fadeInUp 0.25s ease;
}
.modal-header {
  display: flex; justify-content: space-between; align-items: flex-start;
  padding: 1.25rem 1.5rem; border-bottom: 1px solid var(--border-subtle);
}

/* ── AI Analysis Panel ──────────────────────────────────── */
.ai-panel {
  background: rgba(99,102,241,0.04); border: 1px solid rgba(99,102,241,0.15);
  border-radius: var(--radius); padding: 1rem 1.25rem; margin-bottom: 1.5rem;
}
.ai-panel-header {
  display: flex; align-items: center; gap: 0.5rem;
  font-size: 0.75rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.06em;
  color: var(--text-accent); margin-bottom: 0.75rem;
}
.ai-insight {
  background: rgba(99,102,241,0.06); border: 1px solid rgba(99,102,241,0.12);
  border-radius: var(--radius-sm); padding: 0.75rem 1rem; margin-bottom: 0.5rem;
  font-size: 0.8125rem; color: var(--text-secondary); line-height: 1.55;
}
.ai-insight strong { color: var(--text-accent); }

/* ── Rules Engine ───────────────────────────────────────── */
.rules-section { margin-top: 1.5rem; }

/* ── Proof modal ────────────────────────────────────────── */
.proof-modal {
  position: fixed; inset: 0; background: rgba(241,245,249,0.72); z-index: 5000;
  display: flex; align-items: center; justify-content: center; padding: 1.5rem;
  animation: fadeIn 0.2s ease;
}

/* ── Slow transitions for realistic feel ────────────────── */
.page-transition { transition: opacity 0.5s ease, transform 0.5s ease; }
.source-file-card { transition: all 0.35s ease; }
.issue-chip { transition: all 0.25s ease; }
.btn { transition: all 0.25s ease; }
tr { transition: background 0.2s ease; }
.lineage-item { transition: all 0.3s ease; }
.canonical-item { transition: all 0.3s ease; }
.tab-btn { transition: all 0.25s ease; }
.pipeline-step { transition: all 0.35s ease; }
.nav-link { transition: all 0.25s ease; }
.stat-tile { transition: transform 0.35s ease, box-shadow 0.35s ease; }
.stat-tile:hover { transform: translateY(-2px); box-shadow: 0 12px 30px rgba(15,23,42,0.12); }

/* ── Loading steps ──────────────────────────────────────── */
.loading-step {
  display: flex; align-items: center; gap: 0.75rem; padding: 0.625rem 0;
  border-bottom: 1px solid var(--border-subtle); font-size: 0.8125rem;
}
.loading-step-bar {
  flex: 1; height: 4px; background: var(--track);
  border-radius: 9999px; overflow: hidden; margin-left: 0.5rem;
}
.loading-step-fill {
  height: 100%; border-radius: 9999px; transition: width 0.8s cubic-bezier(0.4,0,0.2,1);
}

/* ── Enhanced page transitions ───────────────────────────── */
.page.active { opacity: 1; animation: none; }
@keyframes pageSlideIn {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ── Golden stats grid ───────────────────────────────────── */
.golden-stats-bar {
  display: flex; align-items: center; gap: 0.75rem; padding: 0.375rem 0;
}
.golden-stats-bar-track {
  flex: 1; height: 12px; background: var(--surface-muted);
  border-radius: 3px; overflow: hidden;
}
.golden-stats-bar-fill {
  height: 100%; border-radius: 3px;
  transition: width 0.9s cubic-bezier(0.4,0,0.2,1);
}

/* ── Issue chip clickable ────────────────────────────────── */
.issue-chip-clickable {
  cursor: pointer; user-select: none;
}
.issue-chip-clickable:hover {
  border-color: rgba(79,70,229,0.28); background: rgba(79,70,229,0.08);
}

/* ── Send to rules button ────────────────────────────────── */
.btn-send-rules {
  background: rgba(245,158,11,0.1); border: 1px solid rgba(245,158,11,0.25);
  color: var(--amber); border-radius: var(--radius-sm); padding: 0.25rem 0.625rem;
  font-size: 0.6875rem; cursor: pointer; font-family: var(--font-sans);
  transition: all 0.2s ease;
}
.btn-send-rules:hover {
  background: rgba(245,158,11,0.18); border-color: rgba(245,158,11,0.4);
}

/* ── Data section headers ────────────────────────────────── */
.data-section-header {
  font-size: 0.875rem; font-weight: 700; color: var(--text-secondary);
  margin: 1.5rem 0 0.75rem; display: flex; align-items: center; gap: 0.5rem;
}

/* ── Source network graph ────────────────────────────────── */
@keyframes dashFlow {
  from { stroke-dashoffset: 0; }
  to   { stroke-dashoffset: -18; }
}

/* ── CRM search split pane ───────────────────────────────── */
#crm-search-input:focus {
  border-color: var(--emerald);
  box-shadow: 0 0 0 3px rgba(16,185,129,0.15);
  outline: none;
}

/* ── Transition step circles ─────────────────────────────── */
#ts-steps > div { transition: opacity 0.25s ease, background 0.3s ease; }