/* ═══════════════════════════════════════════════
   COACH KAIZEN — style.css
════════════════════════════════════════════════ */
 
:root {
  --bg:          #080e1a;
  --panel:       rgba(255, 255, 255, 0.055);
  --panel-2:     rgba(255, 255, 255, 0.035);
  --panel-hover: rgba(255, 255, 255, 0.075);
  --border:      rgba(255, 255, 255, 0.09);
  --border-2:    rgba(255, 255, 255, 0.14);
  --text:        rgba(255, 255, 255, 0.93);
  --muted:       rgba(255, 255, 255, 0.58);
  --muted2:      rgba(255, 255, 255, 0.38);
  --accent:      #2563eb;
  --accent-mid:  #3b82f6;
  --accent-lite: #60a5fa;
  --accent-glow: rgba(59, 130, 246, 0.18);
  --success:     #22c55e;
  --warning:     #f59e0b;
  --danger:      #ef4444;
  --shadow-sm:   0 2px 12px rgba(0,0,0,0.3);
  --shadow-md:   0 8px 32px rgba(0,0,0,0.45);
  --radius-sm:   10px;
  --radius-md:   16px;
  --radius-lg:   22px;
  --transition:  all 0.18s ease;
}
 
* { box-sizing: border-box; }
 
body {
  margin: 0;
  font-family: "DM Sans", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  min-height: 100vh;
  background-image:
    linear-gradient(rgba(255,255,255,0.012) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.012) 1px, transparent 1px);
  background-size: 40px 40px;
}
 
.app {
  max-width: 1080px;
  margin: 0 auto;
  padding: 28px 20px 60px;
}
 
/* ── Header ──────────────────────────────────── */
header { margin-bottom: 32px; text-align: center; }
 
.header-top {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
}
 
.logo-lockup { display: flex; align-items: center; gap: 14px; }
 
.logo-mark {
  width: 44px; height: 44px;
  border-radius: 11px;
  background: var(--accent);
  color: #fff; font-weight: 700; font-size: 0.95rem;
  display: flex; align-items: center; justify-content: center;
  box-shadow: 0 0 0 3px var(--accent-glow), var(--shadow-sm);
  flex-shrink: 0;
}
 
h1 {
  margin: 0; font-size: 2rem; font-weight: 700; letter-spacing: -0.8px;
  background: linear-gradient(120deg, #fff 30%, var(--accent-lite) 100%);
  -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text;
}
 
.header-sub { margin: 4px 0 0; font-size: 0.93rem; color: var(--muted); }
 
/* ── Header nav (Analysis / Projects) ───────── */
.header-nav {
  display: flex;
  gap: 6px;
  background: rgba(255,255,255,0.05);
  border: 1px solid var(--border-2);
  border-radius: 999px;
  padding: 4px;
}
 
.btn-nav {
  background: transparent;
  color: var(--muted);
  border: none;
  border-radius: 999px;
  padding: 6px 18px;
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
  box-shadow: none;
}
 
.btn-nav:hover:not(:disabled) {
  background: rgba(255,255,255,0.07);
  color: var(--text);
  transform: none;
  box-shadow: none;
}
 
.btn-nav.active {
  background: var(--accent-mid);
  color: white;
  box-shadow: 0 2px 8px rgba(59,130,246,0.3);
}
 
.btn-nav.active:hover {
  background: var(--accent-lite);
}
 
/* ── Stepper ─────────────────────────────────── */
.stepper {
  display: flex; align-items: center; justify-content: center;
  flex-wrap: wrap; row-gap: 8px;
}
 
.step {
  display: flex; align-items: center; gap: 7px;
  padding: 7px 12px; border-radius: 999px;
  font-size: 0.8rem; font-weight: 500; color: var(--muted);
  transition: var(--transition); white-space: nowrap;
  cursor: default; user-select: none;
}
 
.step-num {
  width: 20px; height: 20px; border-radius: 50%;
  background: rgba(255,255,255,0.1);
  display: flex; align-items: center; justify-content: center;
  font-size: 0.7rem; font-weight: 700; flex-shrink: 0;
  transition: var(--transition);
}
 
.step.active { color: white; }
.step.active .step-num { background: var(--accent-mid); box-shadow: 0 0 0 3px var(--accent-glow); }
.step.completed { color: var(--success); }
.step.completed .step-num { background: rgba(34,197,94,0.2); color: var(--success); }
 
.step-divider { width: 16px; height: 1px; background: var(--border-2); flex-shrink: 0; }
 
/* ── Card ────────────────────────────────────── */
.card {
  background: var(--panel); padding: 28px;
  border-radius: var(--radius-lg); margin-top: 20px;
  border: 1px solid var(--border); box-shadow: var(--shadow-sm);
  transition: box-shadow 0.25s ease;
  animation: fadeUp 0.22s ease both;
}
 
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(8px); }
  to   { opacity: 1; transform: translateY(0); }
}
 
.card:hover { box-shadow: var(--shadow-md); }
 
/* ── Panel ───────────────────────────────────── */
.panel {
  background: var(--panel-2); border: 1px solid var(--border);
  border-radius: var(--radius-md); padding: 20px; margin-top: 16px;
}
 
.panel h3 { margin: 0 0 10px; font-size: 0.95rem; font-weight: 600; color: var(--text); }
 
.panel--accent { border-color: rgba(59,130,246,0.3); background: rgba(59,130,246,0.06); }
.panel--warn   { border-color: rgba(245,158,11,0.4); background: rgba(245,158,11,0.06); }
 
/* ── Typography ──────────────────────────────── */
h2 { margin: 0 0 10px; font-size: 1.5rem; font-weight: 700; letter-spacing: -0.4px; }
.muted { color: var(--muted); font-size: 0.92rem; }
 
/* ── Buttons ─────────────────────────────────── */
button {
  display: inline-block; padding: 10px 22px; border-radius: 999px;
  background: var(--accent-mid); color: white; border: none;
  font-family: inherit; font-weight: 600; font-size: 0.9rem;
  cursor: pointer; transition: var(--transition);
  box-shadow: 0 2px 8px rgba(59,130,246,0.22);
  white-space: nowrap; vertical-align: middle;
}
 
button:hover:not(:disabled) {
  background: var(--accent-lite); transform: translateY(-1px);
  box-shadow: 0 6px 18px rgba(59,130,246,0.32);
}
 
button:active:not(:disabled) { transform: translateY(0); }
button:disabled { opacity: 0.4; cursor: not-allowed; box-shadow: none; transform: none; }
 
button.btn-secondary {
  background: transparent; color: var(--muted);
  border: 1px solid var(--border-2); box-shadow: none;
}
button.btn-secondary:hover:not(:disabled) { background: var(--panel-hover); color: var(--text); box-shadow: none; }
 
button.btn-ghost {
  background: transparent; color: var(--accent-lite);
  border: 1px solid rgba(96,165,250,0.28); box-shadow: none;
}
button.btn-ghost:hover:not(:disabled) { background: rgba(96,165,250,0.08); border-color: var(--accent-lite); box-shadow: none; }
 
button.btn-danger {
  background: transparent; color: var(--danger);
  border: 1px solid rgba(239,68,68,0.3); box-shadow: none;
  padding: 6px 14px; font-size: 0.8rem;
}
button.btn-danger:hover:not(:disabled) { background: rgba(239,68,68,0.08); box-shadow: none; }
 
button.btn-sm {
  padding: 6px 14px; font-size: 0.8rem;
}
 
button.loading { pointer-events: none; opacity: 0.72; }
button.loading::after {
  content: ""; display: inline-block; width: 11px; height: 11px; margin-left: 8px;
  border: 2px solid rgba(255,255,255,0.35); border-top-color: white;
  border-radius: 50%; animation: spin 0.6s linear infinite; vertical-align: middle;
}
 
@keyframes spin { to { transform: rotate(360deg); } }
 
.button-row {
  display: flex; gap: 10px; margin-top: 24px;
  flex-wrap: wrap; justify-content: flex-end; align-items: center;
}
 
/* ── Status text ─────────────────────────────── */
.status-text { margin-top: 10px; font-size: 0.88rem; color: var(--accent-lite); min-height: 1.2em; }
.status-text.success { color: var(--success); }
.status-text.warning { color: var(--warning); }
.status-text.danger  { color: var(--danger); }
 
/* ── Mono ────────────────────────────────────── */
.mono {
  font-family: "DM Mono", ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 0.82rem; white-space: pre-wrap; color: rgba(255,255,255,0.85);
  background: rgba(0,0,0,0.22); padding: 14px; border-radius: var(--radius-sm);
  overflow-x: auto; line-height: 1.55; border: 1px solid var(--border);
}
 
/* ── Welcome ─────────────────────────────────── */
.welcome-hero { max-width: 600px; margin: 0 auto 28px; text-align: center; }
.welcome-hero h2 { font-size: 1.85rem; margin-bottom: 12px; }
.welcome-lead { font-size: 1.02rem; color: var(--text); margin-bottom: 10px; }
 
.mode-heading {
  text-align: center; font-weight: 600; font-size: 0.82rem; color: var(--muted);
  margin: 0 0 14px; text-transform: uppercase; letter-spacing: 0.8px;
}
 
/* ── Mode cards ──────────────────────────────── */
.mode-cards { display: flex; flex-direction: row; gap: 14px; max-width: 660px; margin: 0 auto; }
 
.mode-card {
  display: block !important; flex: 1 1 0 !important; width: 50% !important;
  padding: 20px !important; border-radius: var(--radius-md) !important;
  background: var(--panel-2) !important; border: 1px solid var(--border-2) !important;
  color: var(--text) !important; text-align: left !important;
  box-shadow: none !important; cursor: pointer; transition: var(--transition);
  white-space: normal !important;
}
 
.mode-card:hover:not(:disabled) {
  background: var(--panel-hover) !important; border-color: var(--accent-mid) !important;
  transform: translateY(-2px); box-shadow: 0 8px 24px rgba(59,130,246,0.18) !important;
}
 
.mode-card--soon { opacity: 0.45; cursor: not-allowed; }
.mode-card--soon:hover { transform: none !important; box-shadow: none !important; background: var(--panel-2) !important; border-color: var(--border-2) !important; }
 
.mode-card-label { font-size: 1rem; font-weight: 700; margin-bottom: 6px; display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.mode-card-desc { font-size: 0.85rem; color: var(--muted); font-weight: 400; line-height: 1.45; }
 
.badge-soon {
  font-size: 0.68rem; font-weight: 600; background: rgba(245,158,11,0.15); color: var(--warning);
  padding: 2px 8px; border-radius: 999px; letter-spacing: 0.3px; white-space: nowrap;
}
 
/* ── Upload zone ─────────────────────────────── */
.upload-zone {
  position: relative; margin-top: 16px;
  border: 2px dashed var(--border-2); border-radius: var(--radius-md);
  padding: 36px 24px 24px; text-align: center;
  transition: var(--transition); cursor: pointer; overflow: hidden;
}
 
.upload-zone:hover, .upload-zone.drag-over { border-color: var(--accent-mid); background: var(--accent-glow); }
 
.upload-label { margin: 0 0 5px; font-weight: 600; font-size: 0.95rem; color: var(--text); }
.upload-hint { font-size: 0.83rem; margin: 0; color: var(--muted); }
 
input[type="file"] { position: absolute; inset: 0; opacity: 0; width: 100%; height: 100%; cursor: pointer; }
 
.upload-filename {
  display: flex; align-items: center; justify-content: center; gap: 8px;
  margin-top: 14px; padding: 9px 16px;
  background: rgba(34,197,94,0.08); border: 1px solid rgba(34,197,94,0.2);
  border-radius: var(--radius-sm); color: var(--success); font-size: 0.88rem; font-weight: 500;
}
 
/* ── Coaching alert ──────────────────────────── */
.coaching-alert {
  margin-top: 14px; padding: 13px 16px; border-radius: var(--radius-sm);
  border: 1px solid rgba(59,130,246,0.28); background: rgba(59,130,246,0.07);
  color: rgba(255,255,255,0.85); font-size: 0.88rem; line-height: 1.55;
}
.coaching-alert strong { color: white; }
 
/* ── Mapping ─────────────────────────────────── */
.two-col-wide { display: grid; grid-template-columns: 1fr; gap: 16px; margin-top: 16px; }
@media (min-width: 820px) { .two-col-wide { grid-template-columns: 260px 1fr; } }
 
.mapping-grid { display: grid; gap: 10px; }
 
.mapping-row {
  display: grid; grid-template-columns: minmax(150px, 1fr) minmax(150px, 1fr);
  gap: 10px; align-items: center;
}
 
.mapping-label { font-weight: 500; font-size: 0.88rem; color: var(--text); }
 
.mapping-select, select.mapping-select {
  width: 100%; padding: 9px 12px; border-radius: var(--radius-sm);
  border: 1px solid var(--border-2); background: var(--panel-2);
  color: var(--text); font-family: inherit; font-size: 0.88rem;
  cursor: pointer; transition: var(--transition);
}
.mapping-select:focus, select.mapping-select:focus { outline: none; border-color: var(--accent-mid); box-shadow: 0 0 0 3px var(--accent-glow); }
 
/* ── Toggles ─────────────────────────────────── */
.toggle {
  display: flex; gap: 8px; align-items: center; padding: 8px 14px;
  border: 1px solid var(--border-2); border-radius: 999px;
  background: var(--panel-2); color: var(--text); font-size: 0.88rem;
  cursor: pointer; transition: var(--transition); user-select: none;
}
.toggle:hover { border-color: var(--accent-mid); }
.toggle input[type="checkbox"] { accent-color: var(--accent-mid); cursor: pointer; }
 
/* ── Confidence Scorecard ────────────────────── */
.confidence-score-row { display: flex; align-items: center; gap: 24px; flex-wrap: wrap; }
 
.confidence-score-block {
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  width: 110px; height: 110px; border-radius: 50%;
  border: 4px solid var(--border-2); flex-shrink: 0; transition: var(--transition);
}
 
.confidence-score-block.grade-green  { border-color: var(--success); background: rgba(34,197,94,0.08); }
.confidence-score-block.grade-yellow { border-color: var(--warning); background: rgba(245,158,11,0.08); }
.confidence-score-block.grade-red    { border-color: var(--danger);  background: rgba(239,68,68,0.08); }
 
.confidence-score-number { font-size: 1.8rem; font-weight: 700; line-height: 1; color: var(--text); }
.confidence-score-block.grade-green  .confidence-score-number { color: var(--success); }
.confidence-score-block.grade-yellow .confidence-score-number { color: var(--warning); }
.confidence-score-block.grade-red    .confidence-score-number { color: var(--danger); }
 
.confidence-score-label { font-size: 0.7rem; color: var(--muted); text-align: center; margin-top: 4px; text-transform: uppercase; letter-spacing: 0.5px; }
.confidence-coaching { flex: 1; font-size: 0.95rem; color: var(--text); line-height: 1.6; }
 
/* ── Field scorecard ─────────────────────────── */
.field-scorecard-table { width: 100%; border-collapse: collapse; border-radius: var(--radius-sm); overflow: hidden; }
 
.field-scorecard-table th,
.field-scorecard-table td { padding: 10px 14px; border-bottom: 1px solid var(--border); font-size: 0.86rem; text-align: left; vertical-align: top; }
 
.field-scorecard-table th { background: rgba(255,255,255,0.04); font-weight: 600; font-size: 0.76rem; text-transform: uppercase; letter-spacing: 0.5px; color: var(--muted); }
.field-scorecard-table tr:last-child td { border-bottom: none; }
.field-scorecard-table tr.row-ok td { opacity: 0.7; }
 
.pct-bar-wrap { display: flex; align-items: center; gap: 10px; }
.pct-bar-track { flex: 1; height: 6px; border-radius: 99px; background: rgba(255,255,255,0.08); overflow: hidden; min-width: 60px; }
.pct-bar-fill { height: 100%; border-radius: 99px; transition: width 0.4s ease; }
.pct-bar-fill.green  { background: var(--success); }
.pct-bar-fill.yellow { background: var(--warning); }
.pct-bar-fill.red    { background: var(--danger); }
.pct-label { font-family: "DM Mono", monospace; font-size: 0.82rem; white-space: nowrap; }
 
.field-badge-required { display: inline-block; font-size: 0.65rem; font-weight: 700; padding: 1px 6px; border-radius: 999px; background: rgba(239,68,68,0.15); color: #ff6b6b; text-transform: uppercase; letter-spacing: 0.4px; margin-left: 6px; vertical-align: middle; }
.field-badge-optional { display: inline-block; font-size: 0.65rem; font-weight: 700; padding: 1px 6px; border-radius: 999px; background: rgba(255,255,255,0.08); color: var(--muted); text-transform: uppercase; letter-spacing: 0.4px; margin-left: 6px; vertical-align: middle; }
.field-issues { font-size: 0.8rem; color: var(--warning); margin-top: 3px; }
.field-importance { font-size: 0.78rem; color: var(--muted); margin-top: 4px; line-height: 1.45; }
 
/* ── Results coaching panel ──────────────────── */
.panel--coaching {
  border-color: rgba(59,130,246,0.3);
  background: linear-gradient(135deg, rgba(59,130,246,0.08) 0%, rgba(96,165,250,0.04) 100%);
}
 
.coaching-header { display: flex; align-items: center; gap: 12px; margin-bottom: 16px; padding-bottom: 14px; border-bottom: 1px solid var(--border); }
 
.coaching-avatar {
  width: 36px; height: 36px; border-radius: 9px;
  background: var(--accent); color: #fff; font-weight: 700; font-size: 0.82rem;
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0; box-shadow: 0 0 0 2px var(--accent-glow);
}
 
.coaching-block { margin-bottom: 16px; padding-bottom: 16px; border-bottom: 1px solid var(--border); }
.coaching-block:last-child { margin-bottom: 0; padding-bottom: 0; border-bottom: none; }
.coaching-block-label { font-size: 0.72rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.8px; color: var(--accent-lite); margin-bottom: 6px; }
.coaching-block-text { font-size: 0.92rem; color: var(--text); line-height: 1.65; }
.coaching-block-text .highlight { color: white; font-weight: 600; }
.coaching-block-text .warn    { color: var(--warning); font-weight: 600; }
.coaching-block-text .danger  { color: var(--danger);  font-weight: 600; }
.coaching-block-text .success { color: var(--success); font-weight: 600; }
 
/* ── Drivers table ───────────────────────────── */
.drivers-table { width: 100%; border-collapse: collapse; border-radius: var(--radius-sm); overflow: hidden; background: var(--panel-2); }
 
.drivers-table th,
.drivers-table td { padding: 10px 14px; border-bottom: 1px solid var(--border); font-size: 0.88rem; text-align: left; }
 
.drivers-table th { background: rgba(255,255,255,0.04); font-weight: 600; font-size: 0.76rem; text-transform: uppercase; letter-spacing: 0.5px; color: var(--muted); }
.drivers-table tr:last-child td { border-bottom: none; }
.drivers-table td:nth-child(3),
.drivers-table td:nth-child(4),
.drivers-table td:nth-child(5) { text-align: right; font-family: "DM Mono", monospace; font-size: 0.85rem; }
 
/* ── Two col ─────────────────────────────────── */
.two-col { display: grid; gap: 16px; grid-template-columns: 1fr; }
@media (min-width: 820px) { .two-col { grid-template-columns: 1fr 1fr; } }
 
/* ── Chart ───────────────────────────────────── */
.chart-container {
  position: relative; height: 370px; margin: 10px 0;
  background: rgba(0,0,0,0.14); border-radius: var(--radius-sm);
  padding: 12px; border: 1px solid var(--border);
}
 
/* ── Details ─────────────────────────────────── */
.details-toggle { cursor: pointer; font-size: 0.88rem; color: var(--accent-lite); user-select: none; }
.details-toggle:hover { color: white; }
details > summary { list-style: none; }
details > summary::-webkit-details-marker { display: none; }
 
/* ── Projects dashboard ──────────────────────── */
.project-card {
  background: var(--panel-2);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 18px 20px;
  margin-top: 12px;
  transition: var(--transition);
  cursor: pointer;
}
 
.project-card:hover {
  border-color: var(--accent-mid);
  background: var(--panel-hover);
  box-shadow: var(--shadow-sm);
}
 
.project-card-top {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 12px;
  flex-wrap: wrap;
}
 
.project-card-title {
  font-weight: 700;
  font-size: 1rem;
  color: var(--text);
}
 
.project-card-meta {
  font-size: 0.82rem;
  color: var(--muted);
  margin-top: 3px;
}
 
.project-card-phases {
  display: flex;
  gap: 6px;
  margin-top: 14px;
  flex-wrap: wrap;
}
 
.phase-pip {
  display: flex;
  align-items: center;
  gap: 5px;
  padding: 4px 10px;
  border-radius: 999px;
  font-size: 0.75rem;
  font-weight: 700;
  border: 1px solid var(--border-2);
  color: var(--muted);
  background: transparent;
  white-space: nowrap;
}
 
.phase-pip.done {
  border-color: rgba(34,197,94,0.4);
  color: var(--success);
  background: rgba(34,197,94,0.08);
}
 
.phase-pip.active {
  border-color: var(--accent-mid);
  color: var(--accent-lite);
  background: var(--accent-glow);
}
 
.project-card-actions {
  display: flex;
  gap: 8px;
  margin-top: 14px;
  justify-content: flex-end;
}
 
.projects-empty {
  text-align: center;
  padding: 40px 20px;
  color: var(--muted);
}
 
/* ── DMAIC phase header ──────────────────────── */
.dmaic-phase-header {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 4px;
}
 
.dmaic-phase-badge {
  width: 52px;
  height: 52px;
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  font-weight: 800;
  flex-shrink: 0;
  color: white;
}
 
.badge-define    { background: linear-gradient(135deg, #6366f1, #8b5cf6); box-shadow: 0 0 0 3px rgba(99,102,241,0.2); }
.badge-measure   { background: linear-gradient(135deg, #3b82f6, #06b6d4); box-shadow: 0 0 0 3px rgba(59,130,246,0.2); }
.badge-analyze   { background: linear-gradient(135deg, #f59e0b, #ef4444); box-shadow: 0 0 0 3px rgba(245,158,11,0.2); }
.badge-improve   { background: linear-gradient(135deg, #22c55e, #10b981); box-shadow: 0 0 0 3px rgba(34,197,94,0.2); }
.badge-control   { background: linear-gradient(135deg, #64748b, #475569); box-shadow: 0 0 0 3px rgba(100,116,139,0.2); }
 
/* ── Form inputs ─────────────────────────────── */
.ck-input {
  width: 100%;
  padding: 10px 14px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-2);
  background: var(--panel-2);
  color: var(--text);
  font-family: inherit;
  font-size: 0.9rem;
  transition: var(--transition);
}
 
.ck-input:focus {
  outline: none;
  border-color: var(--accent-mid);
  box-shadow: 0 0 0 3px var(--accent-glow);
}
 
.ck-input::placeholder { color: var(--muted2); }
 
.ck-textarea {
  width: 100%;
  padding: 10px 14px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-2);
  background: var(--panel-2);
  color: var(--text);
  font-family: inherit;
  font-size: 0.9rem;
  line-height: 1.6;
  resize: vertical;
  transition: var(--transition);
}
 
.ck-textarea:focus {
  outline: none;
  border-color: var(--accent-mid);
  box-shadow: 0 0 0 3px var(--accent-glow);
}
 
.ck-textarea::placeholder { color: var(--muted2); }
 
.ck-label {
  display: block;
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--muted);
  margin-bottom: 6px;
  text-transform: uppercase;
  letter-spacing: 0.4px;
}
 
/* ── 5 Whys ──────────────────────────────────── */
.why-row {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  margin-bottom: 10px;
}
 
.why-num {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--accent-glow);
  border: 1px solid var(--accent-mid);
  color: var(--accent-lite);
  font-size: 0.75rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  margin-top: 10px;
}
 
.why-input {
  flex: 1;
}
 
/* ── Fishbone grid ───────────────────────────── */
.fishbone-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}
 
@media (max-width: 640px) {
  .fishbone-grid { grid-template-columns: 1fr; }
}
 
.fishbone-category {
  background: rgba(0,0,0,0.12);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 14px;
}
 
.fishbone-cat-label {
  font-size: 0.76rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--accent-lite);
  margin-bottom: 10px;
}
 
.fishbone-items {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-bottom: 10px;
  min-height: 20px;
}
 
.fishbone-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  font-size: 0.85rem;
  color: var(--text);
  padding: 5px 8px;
  border-radius: 6px;
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--border);
}
 
.fishbone-item-remove {
  background: none;
  border: none;
  color: var(--muted2);
  cursor: pointer;
  font-size: 0.9rem;
  padding: 0 2px;
  box-shadow: none;
  min-width: auto;
  line-height: 1;
}
 
.fishbone-item-remove:hover { color: var(--danger); transform: none; box-shadow: none; background: none; }
 
/* ── Team member list ────────────────────────── */
.team-member-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  padding: 8px 12px;
  border-radius: var(--radius-sm);
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--border);
  margin-bottom: 8px;
  font-size: 0.88rem;
}
 
.team-member-info { display: flex; flex-direction: column; gap: 2px; }
.team-member-name { font-weight: 600; }
.team-member-role { font-size: 0.78rem; color: var(--muted); }
 
/* ── Solution list ───────────────────────────── */
.solution-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  padding: 10px 14px;
  border-radius: var(--radius-sm);
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--border);
  margin-bottom: 8px;
  font-size: 0.88rem;
}
 
/* ── Problem summary block ───────────────────── */
.problem-summary-block {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  padding: 14px;
  background: rgba(0,0,0,0.14);
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
}
 
.problem-summary-stat {
  display: flex;
  flex-direction: column;
  gap: 2px;
}
 
.problem-summary-stat-label {
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--muted);
}
 
.problem-summary-stat-value {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--text);
}
 
/* ── Auth screen ─────────────────────────────── */
.auth-screen {
  position: fixed;
  inset: 0;
  background: var(--bg);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  background-image:
    linear-gradient(rgba(255,255,255,0.012) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.012) 1px, transparent 1px);
  background-size: 40px 40px;
}
 
.auth-card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 40px;
  width: 100%;
  max-width: 420px;
  box-shadow: var(--shadow-md);
}
 
.auth-logo {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 14px;
  margin-bottom: 8px;
}
 
/* ── User bar ────────────────────────────────── */
.user-bar {
  position: fixed;
  bottom: 16px;
  right: 16px;
  display: flex;
  align-items: center;
  gap: 10px;
  background: var(--panel);
  border: 1px solid var(--border-2);
  border-radius: 999px;
  padding: 6px 6px 6px 14px;
  z-index: 100;
  box-shadow: var(--shadow-sm);
}
 
.user-bar-email {
  font-size: 0.82rem;
  color: var(--muted);
  max-width: 200px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
 
/* ── Clickable DMAIC stepper ─────────────────── */
.step[data-dmaic-step] {
  cursor: pointer;
}
 
.step[data-dmaic-step]:hover {
  background: rgba(255,255,255,0.06);
  border-radius: 999px;
}
 
/* ── Utility ─────────────────────────────────── */
.hidden { display: none !important; }