/* =============================================================
   CarbonSig Interactive Widgets — Light Theme CSS
   Version: 1.0 · March 2026
   Prefix: .csw- (CarbonSig Widget — avoids conflicts)
   Enqueued by: carbonsig-widgets.php
   ============================================================= */

/* ── CSS Variables (scoped to widget containers) ── */
.csw-wrap {
  --csw-bg:       #FFFFFF;
  --csw-surface:  #F5F5F7;
  --csw-card:     #FFFFFF;
  --csw-border:   #E5E5E7;
  --csw-blue:     #0188CE;
  --csw-navy:     #0C3F6C;
  --csw-slate:    #455562;
  --csw-muted:    #8A9BAD;
  --csw-green:    #16a34a;
  --csw-green-bg: rgba(22,163,74,0.08);
  --csw-amber:    #b45309;
  --csw-amber-bg: rgba(180,83,9,0.08);
  --csw-red:      #dc2626;
  --csw-red-bg:   rgba(220,38,38,0.08);
  --csw-blue-bg:  rgba(1,136,206,0.07);
  --csw-navy-bg:  rgba(12,63,108,0.06);
  --csw-radius:   12px;
  --csw-radius-sm: 8px;
  --csw-radius-pill: 980px;
  --csw-shadow:   0 2px 12px rgba(12,63,108,0.08), 0 1px 3px rgba(12,63,108,0.06);
  --csw-shadow-lg: 0 8px 32px rgba(12,63,108,0.12), 0 2px 8px rgba(12,63,108,0.06);
  --csw-font:     'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --csw-transition: 0.2s ease;

  font-family: var(--csw-font);
  color: var(--csw-slate);
  -webkit-font-smoothing: antialiased;
}

/* ── Outer section wrapper ── */
.csw-section {
  background: var(--csw-surface);
  border-radius: var(--csw-radius);
  padding: 2.5rem;
  margin: 2rem 0;
}

/* ── Card ── */
.csw-card {
  background: var(--csw-card);
  border: 1px solid var(--csw-border);
  border-radius: var(--csw-radius);
  padding: 2rem 2rem 1.75rem;
  box-shadow: var(--csw-shadow);
}

.csw-card-title {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--csw-navy);
  letter-spacing: -0.02em;
  margin: 0 0 0.35rem 0;
}

.csw-card-sub {
  font-size: 0.9rem;
  color: var(--csw-muted);
  margin: 0 0 1.75rem 0;
  line-height: 1.5;
}

/* ── Section header inside widget ── */
.csw-section-header {
  margin-bottom: 1.5rem;
}
.csw-eyebrow {
  display: inline-block;
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--csw-blue);
  background: var(--csw-blue-bg);
  padding: 0.25rem 0.7rem;
  border-radius: var(--csw-radius-pill);
  margin-bottom: 0.6rem;
}

/* ── Form elements ── */
.csw-form-row {
  margin-bottom: 1.25rem;
}
.csw-form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.25rem;
  margin-bottom: 1.25rem;
}
@media (max-width: 640px) {
  .csw-form-grid { grid-template-columns: 1fr; }
  .csw-section { padding: 1.5rem; }
}

.csw-label {
  display: block;
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--csw-slate);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 0.4rem;
}

.csw-select,
.csw-input {
  width: 100%;
  background: var(--csw-surface);
  border: 1px solid var(--csw-border);
  border-radius: var(--csw-radius-sm);
  color: var(--csw-slate);
  padding: 0.65rem 0.9rem;
  font-size: 0.9rem;
  font-family: var(--csw-font);
  outline: none;
  transition: border-color var(--csw-transition), box-shadow var(--csw-transition);
  -webkit-appearance: none;
  appearance: none;
}
.csw-select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%238A9BAD' stroke-width='1.5' fill='none' stroke-linecap='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 0.9rem center;
  padding-right: 2.5rem;
}
.csw-select:focus,
.csw-input:focus {
  border-color: var(--csw-blue);
  box-shadow: 0 0 0 3px rgba(1,136,206,0.12);
}

.csw-range {
  width: 100%;
  height: 4px;
  -webkit-appearance: none;
  appearance: none;
  background: var(--csw-border);
  border-radius: 4px;
  outline: none;
  cursor: pointer;
  accent-color: var(--csw-blue);
  margin: 0.5rem 0 0;
  border: none;
  padding: 0;
}
.csw-range::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 18px; height: 18px;
  border-radius: 50%;
  background: var(--csw-blue);
  cursor: pointer;
  box-shadow: 0 1px 4px rgba(1,136,206,0.3);
}
.csw-range-labels {
  display: flex;
  justify-content: space-between;
  font-size: 0.7rem;
  color: var(--csw-muted);
  margin-top: 0.3rem;
}

/* ── Buttons ── */
.csw-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.75rem 1.5rem;
  border-radius: var(--csw-radius-pill);
  font-size: 0.9rem;
  font-weight: 600;
  font-family: var(--csw-font);
  cursor: pointer;
  border: none;
  transition: all var(--csw-transition);
  text-decoration: none;
  white-space: nowrap;
}
.csw-btn-primary {
  background: var(--csw-blue);
  color: #fff;
}
.csw-btn-primary:hover {
  background: #0175b0;
  color: #fff;
  text-decoration: none;
}
.csw-btn-outline {
  background: transparent;
  color: var(--csw-blue);
  border: 1.5px solid var(--csw-blue);
}
.csw-btn-outline:hover {
  background: var(--csw-blue-bg);
  color: var(--csw-blue);
  text-decoration: none;
}
.csw-btn-full {
  width: 100%;
  margin-top: 1.25rem;
}
.csw-btn-sm {
  padding: 0.5rem 1rem;
  font-size: 0.8rem;
}

/* ── Results panel ── */
.csw-results {
  margin-top: 1.5rem;
  background: var(--csw-navy-bg);
  border: 1px solid rgba(12,63,108,0.12);
  border-radius: var(--csw-radius);
  padding: 1.5rem;
  display: none;
}
.csw-results.csw-show { display: block; }
.csw-results-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
  gap: 1rem;
  margin-bottom: 1.25rem;
}
.csw-metric { text-align: center; }
.csw-metric-val {
  font-size: 1.6rem;
  font-weight: 800;
  letter-spacing: -0.03em;
  color: var(--csw-navy);
  line-height: 1.1;
}
.csw-metric-val.csw-good  { color: var(--csw-green); }
.csw-metric-val.csw-warn  { color: var(--csw-amber); }
.csw-metric-val.csw-bad   { color: var(--csw-red);   }
.csw-metric-val.csw-blue  { color: var(--csw-blue);  }
.csw-metric-lbl {
  font-size: 0.72rem;
  color: var(--csw-muted);
  margin-top: 0.25rem;
  line-height: 1.3;
}
.csw-result-note {
  font-size: 0.83rem;
  color: var(--csw-slate);
  line-height: 1.55;
  border-top: 1px solid var(--csw-border);
  padding-top: 1rem;
  margin-top: 0.75rem;
}
.csw-result-note.csw-show { display: block; }

/* ── Alert strip (full-width emphasis line) ── */
.csw-alert {
  background: var(--csw-blue-bg);
  border-left: 3px solid var(--csw-blue);
  border-radius: 0 var(--csw-radius-sm) var(--csw-radius-sm) 0;
  padding: 0.75rem 1rem;
  font-size: 0.83rem;
  color: var(--csw-navy);
  font-weight: 500;
  margin-bottom: 1.25rem;
}
.csw-alert.csw-alert-warn {
  background: var(--csw-amber-bg);
  border-color: var(--csw-amber);
  color: var(--csw-amber);
}
.csw-alert.csw-alert-green {
  background: var(--csw-green-bg);
  border-color: var(--csw-green);
  color: var(--csw-green);
}

/* ============================================================
   WIDGET 3: VERIFICATION READINESS QUIZ
   ============================================================ */
.csw-quiz-progress { margin-bottom: 1.75rem; }
.csw-quiz-bar-track {
  height: 4px;
  background: var(--csw-border);
  border-radius: 4px;
  overflow: hidden;
}
.csw-quiz-bar-fill {
  height: 100%;
  background: var(--csw-blue);
  border-radius: 4px;
  transition: width 0.35s ease;
}
.csw-quiz-meta {
  display: flex;
  justify-content: space-between;
  font-size: 0.75rem;
  color: var(--csw-muted);
  margin-bottom: 0.5rem;
}

.csw-quiz-q { display: none; }
.csw-quiz-q.csw-active { display: block; }
.csw-quiz-q-text {
  font-size: 1rem;
  font-weight: 600;
  color: var(--csw-navy);
  margin-bottom: 1.25rem;
  line-height: 1.4;
}
.csw-quiz-options { display: flex; flex-direction: column; gap: 0.55rem; }
.csw-quiz-opt {
  background: var(--csw-surface);
  border: 1.5px solid var(--csw-border);
  border-radius: var(--csw-radius-sm);
  padding: 0.8rem 1.1rem;
  cursor: pointer;
  font-size: 0.875rem;
  font-family: var(--csw-font);
  color: var(--csw-slate);
  text-align: left;
  transition: all var(--csw-transition);
}
.csw-quiz-opt:hover {
  border-color: var(--csw-blue);
  background: var(--csw-blue-bg);
  color: var(--csw-blue);
}
.csw-quiz-opt.csw-selected {
  border-color: var(--csw-blue);
  background: var(--csw-blue-bg);
  color: var(--csw-blue);
  font-weight: 600;
}
.csw-quiz-nav {
  display: flex;
  justify-content: space-between;
  margin-top: 1.5rem;
  gap: 0.75rem;
}

/* Quiz result */
.csw-quiz-result { display: none; text-align: center; }
.csw-quiz-result.csw-show { display: block; }
.csw-grade-ring {
  width: 88px; height: 88px;
  border-radius: 50%;
  border: 4px solid var(--csw-blue);
  display: flex; align-items: center; justify-content: center;
  font-size: 2.25rem;
  font-weight: 800;
  color: var(--csw-blue);
  margin: 0.5rem auto 1.25rem;
  transition: border-color 0.3s, color 0.3s;
}
.csw-grade-A { border-color: var(--csw-green); color: var(--csw-green); }
.csw-grade-B { border-color: #65a30d; color: #65a30d; }
.csw-grade-C { border-color: var(--csw-amber); color: var(--csw-amber); }
.csw-grade-D { border-color: #c2410c; color: #c2410c; }
.csw-grade-F { border-color: var(--csw-red); color: var(--csw-red); }

.csw-gap-list { text-align: left; margin: 1.25rem 0; }
.csw-gap-item {
  display: flex; align-items: flex-start; gap: 0.6rem;
  font-size: 0.84rem; padding: 0.5rem 0;
  border-bottom: 1px solid var(--csw-border);
  color: var(--csw-slate);
  line-height: 1.45;
}
.csw-gap-item:last-child { border-bottom: none; }
.csw-gap-dot {
  width: 8px; height: 8px; border-radius: 50%;
  background: var(--csw-amber); flex-shrink: 0; margin-top: 0.4rem;
}
.csw-gap-dot.red { background: var(--csw-red); }
.csw-gap-dot.green { background: var(--csw-green); }

/* ============================================================
   WIDGET 5: STANDARD SELECTOR
   ============================================================ */
.csw-step-progress {
  display: flex; gap: 0.5rem;
  margin-bottom: 1.5rem;
}
.csw-step-bar {
  height: 4px; flex: 1; border-radius: 4px;
  background: var(--csw-border);
  transition: background var(--csw-transition);
}
.csw-step-bar.csw-done { background: var(--csw-blue); }

.csw-sel-step { display: none; }
.csw-sel-step.csw-active { display: block; }
.csw-sel-q {
  font-size: 1rem; font-weight: 600;
  color: var(--csw-navy); margin-bottom: 0.85rem;
}
.csw-chips { display: flex; flex-wrap: wrap; gap: 0.5rem; margin-top: 0.25rem; }
.csw-chip {
  background: var(--csw-surface);
  border: 1.5px solid var(--csw-border);
  border-radius: var(--csw-radius-pill);
  padding: 0.45rem 1rem;
  font-size: 0.82rem;
  font-family: var(--csw-font);
  cursor: pointer;
  transition: all var(--csw-transition);
  color: var(--csw-slate);
}
.csw-chip:hover, .csw-chip.csw-selected {
  background: var(--csw-blue-bg);
  border-color: var(--csw-blue);
  color: var(--csw-blue);
  font-weight: 600;
}
.csw-result-standard-card {
  background: var(--csw-surface);
  border: 1px solid var(--csw-border);
  border-radius: var(--csw-radius-sm);
  padding: 1rem 1.25rem;
  margin-bottom: 0.75rem;
}
.csw-result-standard-card:hover { border-color: var(--csw-blue); }
.csw-result-std-name {
  font-weight: 700; color: var(--csw-blue); font-size: 0.95rem; margin-bottom: 0.35rem;
}
.csw-result-std-reason { font-size: 0.83rem; color: var(--csw-slate); line-height: 1.5; }
.csw-urgency-badge {
  display: inline-block; margin-top: 0.5rem;
  font-size: 0.72rem; font-weight: 700;
  padding: 0.2rem 0.65rem; border-radius: 4px;
}
.csw-urgency-high { background: var(--csw-red-bg); color: var(--csw-red); }
.csw-urgency-med  { background: var(--csw-amber-bg); color: var(--csw-amber); }
.csw-urgency-low  { background: var(--csw-green-bg); color: var(--csw-green); }

/* ============================================================
   WIDGET 6: TIMELINE COMPARISON
   ============================================================ */
.csw-timeline-toggle {
  display: flex;
  border: 1.5px solid var(--csw-border);
  border-radius: var(--csw-radius-pill);
  overflow: hidden;
  width: fit-content;
  margin-bottom: 1.75rem;
}
.csw-tl-btn {
  padding: 0.45rem 1.2rem;
  font-size: 0.82rem;
  font-weight: 600;
  font-family: var(--csw-font);
  border: none;
  cursor: pointer;
  background: transparent;
  color: var(--csw-muted);
  transition: all var(--csw-transition);
}
.csw-tl-btn.csw-active { background: var(--csw-blue); color: #fff; }

.csw-tl-phase {
  display: grid;
  grid-template-columns: 110px 1fr;
  align-items: center;
  gap: 1rem;
  margin-bottom: 0.65rem;
}
.csw-tl-phase-label {
  font-size: 0.75rem; color: var(--csw-muted); text-align: right; line-height: 1.3;
}
.csw-tl-bar-wrap {
  height: 30px;
  background: var(--csw-surface);
  border-radius: 6px;
  overflow: hidden;
  position: relative;
}
.csw-tl-bar {
  height: 100%; border-radius: 6px;
  display: flex; align-items: center;
  padding-left: 0.65rem;
  font-size: 0.72rem; font-weight: 700; color: #fff;
  transition: width 0.5s ease;
  white-space: nowrap;
}
.csw-tl-bar-trad { background: linear-gradient(90deg, #94a3b8, #b0bdc9); color: #fff; }
.csw-tl-bar-cs   { background: linear-gradient(90deg, #0188CE, #0C3F6C); color: #fff; }
.csw-tl-bar-cs.csw-tl-bar-thin { background: linear-gradient(90deg, #0188CE, #0ba5e9); }

.csw-tl-totals {
  display: flex; justify-content: space-between; flex-wrap: wrap; gap: 1rem;
  margin-top: 1.25rem; padding-top: 1rem;
  border-top: 1px solid var(--csw-border);
}
.csw-tl-total-item .csw-tl-val {
  font-size: 1.5rem; font-weight: 800; color: var(--csw-navy);
}
.csw-tl-total-item .csw-tl-lbl { font-size: 0.75rem; color: var(--csw-muted); }
.csw-tl-total-item.csw-highlight .csw-tl-val { color: var(--csw-blue); }
.csw-tl-total-item.csw-saved .csw-tl-val { color: var(--csw-green); }

/* ============================================================
   WIDGET 7: CARBON VALUE EXPLORER
   ============================================================ */
.csw-value-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 0.75rem;
}
.csw-value-tile {
  background: var(--csw-surface);
  border: 1.5px solid var(--csw-border);
  border-radius: var(--csw-radius-sm);
  padding: 1.1rem;
  cursor: pointer;
  transition: all var(--csw-transition);
}
.csw-value-tile:hover,
.csw-value-tile.csw-active {
  border-color: var(--csw-blue);
  background: var(--csw-blue-bg);
}
.csw-tile-icon { font-size: 1.4rem; margin-bottom: 0.5rem; }
.csw-tile-name { font-weight: 700; font-size: 0.88rem; color: var(--csw-navy); margin-bottom: 0.2rem; }
.csw-tile-hook { font-size: 0.78rem; color: var(--csw-muted); line-height: 1.35; }

.csw-value-detail {
  margin-top: 0.85rem;
  background: var(--csw-navy-bg);
  border: 1.5px solid var(--csw-blue);
  border-radius: var(--csw-radius);
  padding: 1.4rem;
  display: none;
}
.csw-value-detail.csw-show { display: block; }
.csw-value-detail h4 { font-size: 1rem; font-weight: 700; color: var(--csw-navy); margin-bottom: 0.85rem; }
.csw-vd-row { display: flex; gap: 1.5rem; flex-wrap: wrap; }
.csw-vd-col { flex: 1; min-width: 150px; margin-bottom: 0.75rem; }
.csw-vd-label {
  font-size: 0.68rem; text-transform: uppercase; letter-spacing: 0.06em;
  color: var(--csw-muted); margin-bottom: 0.25rem; font-weight: 600;
}
.csw-vd-value { font-size: 0.85rem; color: var(--csw-slate); line-height: 1.5; }
.csw-vd-urgency { font-size: 0.85rem; color: var(--csw-amber); font-weight: 500; line-height: 1.5; }

/* ============================================================
   WIDGET 8: MINI PROCESS DEMO
   ============================================================ */
.csw-process-canvas {
  background: var(--csw-surface);
  border: 1px solid var(--csw-border);
  border-radius: var(--csw-radius-sm);
  padding: 1.5rem 1rem;
}
.csw-process-flow {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 0;
  margin-bottom: 1rem;
}
.csw-process-node {
  background: #fff;
  border: 1.5px solid var(--csw-border);
  border-radius: var(--csw-radius-sm);
  padding: 0.7rem 0.9rem;
  min-width: 100px;
  text-align: center;
  cursor: pointer;
  transition: all var(--csw-transition);
  flex-shrink: 0;
}
.csw-process-node:hover,
.csw-process-node.csw-active { border-color: var(--csw-blue); }
.csw-process-node.csw-output { border-color: var(--csw-navy); background: var(--csw-navy-bg); }
.csw-node-name { font-size: 0.75rem; font-weight: 600; color: var(--csw-slate); }
.csw-node-val  { font-size: 1rem; font-weight: 800; color: var(--csw-blue); margin-top: 0.15rem; }
.csw-node-unit { font-size: 0.62rem; color: var(--csw-muted); }
.csw-process-arrow {
  color: var(--csw-border); font-size: 1.1rem;
  padding: 0 0.4rem; flex-shrink: 0;
}
.csw-process-total {
  text-align: center;
  background: var(--csw-navy-bg);
  border: 1px solid rgba(12,63,108,0.15);
  border-radius: var(--csw-radius-sm);
  padding: 0.85rem 1rem;
}
.csw-pt-label { font-size: 0.75rem; color: var(--csw-muted); margin-bottom: 0.25rem; }
.csw-pt-val { font-size: 1.75rem; font-weight: 800; color: var(--csw-navy); letter-spacing: -0.03em; }
.csw-pt-unit { font-size: 0.8rem; color: var(--csw-muted); }
.csw-pt-val.csw-good { color: var(--csw-green); }
.csw-pt-val.csw-warn { color: var(--csw-amber); }

.csw-process-controls {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.25rem;
  margin-top: 1.25rem;
}
@media (max-width: 640px) {
  .csw-process-controls { grid-template-columns: 1fr; }
  .csw-process-flow { flex-direction: column; gap: 0.35rem; }
  .csw-process-arrow { transform: rotate(90deg); }
}

/* ============================================================
   WIDGET 9: SUPPLIER HEALTH CHECK
   ============================================================ */
.csw-health-ring {
  width: 72px; height: 72px;
  border-radius: 50%;
  border: 5px solid var(--csw-border);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.4rem; font-weight: 800;
  color: var(--csw-navy);
  margin: 0 auto 0.4rem;
  transition: border-color 0.3s, color 0.3s;
  flex-shrink: 0;
}
.csw-health-score-row {
  display: flex; align-items: center;
  gap: 1.5rem; flex-wrap: wrap; margin-bottom: 1.25rem;
}
.csw-health-score-label {
  text-align: center; font-size: 0.72rem; color: var(--csw-muted);
}
.csw-health-bars { flex: 1; min-width: 200px; }
.csw-health-bar-row { margin-bottom: 0.75rem; }
.csw-health-bar-meta {
  display: flex; justify-content: space-between;
  font-size: 0.72rem; color: var(--csw-muted); margin-bottom: 0.25rem;
}
.csw-health-track {
  height: 6px; background: var(--csw-border); border-radius: 4px; overflow: hidden;
}
.csw-health-fill {
  height: 100%; border-radius: 4px; transition: width 0.4s ease;
}
.csw-health-good { background: var(--csw-green); }
.csw-health-warn { background: var(--csw-amber); }
.csw-health-bad  { background: var(--csw-red); }

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 768px) {
  .csw-card { padding: 1.5rem; }
  .csw-results-grid { grid-template-columns: repeat(2, 1fr); }
  .csw-value-grid { grid-template-columns: repeat(2, 1fr); }
  .csw-tl-phase { grid-template-columns: 80px 1fr; }
  .csw-tl-total-item .csw-tl-val { font-size: 1.2rem; }
}
@media (max-width: 480px) {
  .csw-results-grid { grid-template-columns: 1fr 1fr; }
  .csw-value-grid { grid-template-columns: 1fr 1fr; }
}