/* === WB 7th Pay Commission Calculator — Scoped Styles === */
/* Namespace: .wb7pc — avoids all conflicts with WordPress/theme CSS */

.wb7pc {
  --c-primary: var(--sp-primary, #D10606);
  --c-primary-hover: var(--sp-primary-hover, #A30404);
  --c-primary-light: var(--sp-primary-light, #FEE2E2);
  --c-bg: var(--sp-bg, #F3F4F6);
  --c-surface: var(--sp-surface, #FFFFFF);
  --c-surface-hover: var(--sp-surface-hover, #F9FAFB);
  --c-text: var(--sp-text, #111827);
  --c-text-sec: var(--sp-text-secondary, #374151);
  --c-text-muted: var(--sp-text-muted, #4B5563);
  --c-border: var(--sp-border, #E5E7EB);
  --c-border-strong: var(--sp-border-strong, #D1D5DB);
  --c-accent: var(--sp-accent, #1E40AF);
  --c-accent-light: var(--sp-accent-light, #DBEAFE);
  --c-success: var(--sp-success, #059669);
  --c-warning: var(--sp-warning, #D97706);
  --c-shadow: var(--sp-shadow, 0 1px 3px rgba(0,0,0,0.1));
  --c-shadow-md: var(--sp-shadow-md, 0 4px 6px -1px rgba(0,0,0,0.1));
  --c-shadow-lg: var(--sp-shadow-lg, 0 10px 15px -3px rgba(0,0,0,0.1));
  --c-radius: var(--sp-radius, 0.5rem);
  --c-radius-lg: var(--sp-radius-lg, 0.75rem);
  --c-font: var(--sp-font-sans, 'Inter', system-ui, sans-serif);
  --c-font-bn: var(--sp-font-bengali, 'Hind Siliguri', 'Noto Sans Bengali', sans-serif);
  --c-transition: var(--sp-transition, 150ms ease);

  font-family: var(--c-font);
  color: var(--c-text);
  max-width: 800px;
  margin: 0 auto;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
:lang(bn) .wb7pc { font-family: var(--c-font-bn); }

/* === Header === */
.wb7pc-header {
  background: linear-gradient(135deg, #7f1d1d 0%, var(--c-primary) 50%, #991b1b 100%);
  color: #fff;
  padding: 2rem 1.5rem;
  border-radius: var(--c-radius-lg);
  text-align: center;
  position: relative;
  overflow: hidden;
  margin-bottom: 1.5rem;
}
.wb7pc-header::before {
  content: '';
  position: absolute;
  inset: 0;
  background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.05'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
  pointer-events: none;
}
.wb7pc-header-icon {
  font-size: 2.5rem;
  margin-bottom: 0.5rem;
  filter: drop-shadow(0 2px 4px rgba(0,0,0,0.3));
}
.wb7pc-title {
  font-size: 1.5rem;
  font-weight: 700;
  margin: 0 0 0.5rem;
  line-height: 1.3;
  text-shadow: 0 1px 3px rgba(0,0,0,0.2);
}
.wb7pc-subtitle {
  font-size: 0.9rem;
  opacity: 0.9;
  margin: 0 0 0.75rem;
  line-height: 1.5;
}
.wb7pc-badge {
  display: inline-block;
  background: rgba(255,255,255,0.2);
  backdrop-filter: blur(10px);
  padding: 0.25rem 0.75rem;
  border-radius: 999px;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.02em;
}

/* === Disclaimer Banner === */
.wb7pc-disclaimer {
  background: linear-gradient(135deg, #FEF3C7, #FDE68A);
  border: 1px solid #F59E0B;
  border-radius: var(--c-radius);
  padding: 0.875rem 1rem;
  font-size: 0.8rem;
  color: #92400E;
  margin-bottom: 1.5rem;
  line-height: 1.5;
}
[data-theme="dark"] .wb7pc-disclaimer {
  background: linear-gradient(135deg, rgba(254,243,199,0.1), rgba(253,230,138,0.08));
  border-color: rgba(245,158,11,0.3);
  color: #FCD34D;
}

/* === SEO Introduction === */
.wb7pc-intro {
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  border-radius: var(--c-radius-lg);
  padding: 1.5rem;
  margin-bottom: 1.5rem;
  box-shadow: var(--c-shadow);
  line-height: 1.75;
}
.wb7pc-intro p {
  font-size: 0.95rem;
  color: var(--c-text-sec);
  margin: 0 0 0.875rem;
}
.wb7pc-intro p:last-of-type { margin-bottom: 1.25rem; }
.wb7pc-intro strong { color: var(--c-text); font-weight: 600; }
.wb7pc-intro-how {
  background: var(--c-surface-hover);
  border: 1px solid var(--c-border);
  border-radius: var(--c-radius);
  padding: 1rem 1.25rem;
  margin-top: 0.25rem;
}
.wb7pc-intro-how h3 {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--c-text);
  margin: 0 0 0.625rem;
}
.wb7pc-intro-how ol {
  margin: 0;
  padding-left: 1.25rem;
  list-style: decimal;
}
.wb7pc-intro-how li {
  font-size: 0.875rem;
  color: var(--c-text-sec);
  padding: 0.25rem 0;
  line-height: 1.5;
}
.wb7pc-intro-how li strong { color: var(--c-primary); }

/* === Mode Toggle === */
.wb7pc-mode-toggle {
  display: flex;
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  border-radius: var(--c-radius-lg);
  overflow: hidden;
  margin-bottom: 1.5rem;
  box-shadow: var(--c-shadow);
}
.wb7pc-mode-btn {
  flex: 1;
  padding: 0.75rem;
  border: none;
  background: transparent;
  font-family: inherit;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--c-text-muted);
  cursor: pointer;
  transition: all var(--c-transition);
  position: relative;
}
.wb7pc-mode-btn.active {
  background: var(--c-primary);
  color: #fff;
}
.wb7pc-mode-btn:hover:not(.active) {
  background: var(--c-surface-hover);
  color: var(--c-text);
}

/* === Card === */
.wb7pc-card {
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  border-radius: var(--c-radius-lg);
  padding: 1.5rem;
  margin-bottom: 1.5rem;
  box-shadow: var(--c-shadow);
  transition: box-shadow var(--c-transition);
}
.wb7pc-card:hover { box-shadow: var(--c-shadow-md); }
.wb7pc-card-title {
  font-size: 1rem;
  font-weight: 700;
  margin: 0 0 1.25rem;
  padding-bottom: 0.75rem;
  border-bottom: 2px solid var(--c-border);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

/* === Form Elements === */
.wb7pc-form-group {
  margin-bottom: 1.25rem;
}
.wb7pc-label {
  display: block;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--c-text-sec);
  margin-bottom: 0.375rem;
  letter-spacing: 0.01em;
}
.wb7pc-select, .wb7pc-input {
  width: 100%;
  padding: 0.625rem 0.875rem;
  border: 1.5px solid var(--c-border-strong);
  border-radius: var(--c-radius);
  font-family: inherit;
  font-size: 0.95rem;
  color: var(--c-text);
  background: var(--c-surface);
  transition: border-color var(--c-transition), box-shadow var(--c-transition);
  box-sizing: border-box;
  appearance: none;
}
.wb7pc-select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%236B7280' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 0.75rem center;
  padding-right: 2rem;
}
.wb7pc-select:focus, .wb7pc-input:focus {
  outline: none;
  border-color: var(--c-primary);
  box-shadow: 0 0 0 3px rgba(var(--sp-primary-rgb, 209,6,6), 0.12);
}

/* === Toggle Switch === */
.wb7pc-toggle-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.75rem 0;
  border-bottom: 1px solid var(--c-border);
}
.wb7pc-toggle-row:last-child { border-bottom: none; }
.wb7pc-toggle-label {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--c-text);
}
.wb7pc-toggle-sub {
  font-size: 0.75rem;
  color: var(--c-text-muted);
  margin-top: 0.125rem;
}
.wb7pc-switch {
  position: relative;
  width: 44px;
  height: 24px;
  flex-shrink: 0;
}
.wb7pc-switch input { opacity: 0; width: 0; height: 0; }
.wb7pc-switch-slider {
  position: absolute;
  inset: 0;
  background: var(--c-border-strong);
  border-radius: 999px;
  cursor: pointer;
  transition: background var(--c-transition);
}
.wb7pc-switch-slider::before {
  content: '';
  position: absolute;
  width: 18px;
  height: 18px;
  left: 3px;
  bottom: 3px;
  background: #fff;
  border-radius: 50%;
  transition: transform var(--c-transition);
  box-shadow: 0 1px 3px rgba(0,0,0,0.2);
}
.wb7pc-switch input:checked + .wb7pc-switch-slider {
  background: var(--c-primary);
}
.wb7pc-switch input:checked + .wb7pc-switch-slider::before {
  transform: translateX(20px);
}

/* NPA Rate Group */
.wb7pc-npa-rate {
  display: none;
  gap: 0.5rem;
  margin-top: 0.75rem;
  padding-top: 0.75rem;
}
.wb7pc-npa-rate.visible { display: flex; }
.wb7pc-npa-btn {
  flex: 1;
  padding: 0.5rem;
  border: 1.5px solid var(--c-border-strong);
  border-radius: var(--c-radius);
  background: var(--c-surface);
  font-family: inherit;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--c-text-muted);
  cursor: pointer;
  transition: all var(--c-transition);
}
.wb7pc-npa-btn.active {
  border-color: var(--c-primary);
  background: var(--c-primary-light);
  color: var(--c-primary);
}

/* === Fitment Factor Buttons === */
.wb7pc-fitment-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0.5rem;
  margin-bottom: 0.75rem;
}
.wb7pc-fitment-btn {
  padding: 0.5rem 0.25rem;
  border: 1.5px solid var(--c-border-strong);
  border-radius: var(--c-radius);
  background: var(--c-surface);
  font-family: inherit;
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--c-text);
  cursor: pointer;
  transition: all var(--c-transition);
  text-align: center;
}
.wb7pc-fitment-btn:hover {
  border-color: var(--c-primary);
  background: var(--c-primary-light);
}
.wb7pc-fitment-btn.active {
  border-color: var(--c-primary);
  background: var(--c-primary);
  color: #fff;
  box-shadow: 0 2px 8px rgba(var(--sp-primary-rgb, 209,6,6), 0.3);
}
.wb7pc-fitment-tag {
  display: block;
  font-size: 0.6rem;
  font-weight: 500;
  opacity: 0.7;
  margin-top: 0.125rem;
  text-transform: uppercase;
  letter-spacing: 0.03em;
}
.wb7pc-fitment-custom {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-top: 0.5rem;
}
.wb7pc-fitment-custom .wb7pc-input {
  width: 120px;
  text-align: center;
  font-weight: 700;
}

/* === Calculate Button === */
.wb7pc-calc-btn {
  width: 100%;
  padding: 0.875rem;
  border: none;
  border-radius: var(--c-radius);
  background: linear-gradient(135deg, var(--c-primary), var(--c-primary-hover));
  color: #fff;
  font-family: inherit;
  font-size: 1rem;
  font-weight: 700;
  cursor: pointer;
  transition: all var(--c-transition);
  box-shadow: 0 4px 14px rgba(var(--sp-primary-rgb, 209,6,6), 0.35);
  letter-spacing: 0.02em;
}
.wb7pc-calc-btn:hover {
  transform: translateY(-1px);
  box-shadow: 0 6px 20px rgba(var(--sp-primary-rgb, 209,6,6), 0.45);
}
.wb7pc-calc-btn:active {
  transform: translateY(0);
}

/* === Results Section === */
.wb7pc-results {
  display: none;
  animation: wb7pcFadeIn 0.4s ease;
}
.wb7pc-results.visible { display: block; }

@keyframes wb7pcFadeIn {
  from { opacity: 0; transform: translateY(12px); }
  to { opacity: 1; transform: translateY(0); }
}

/* Hero Comparison */
.wb7pc-hero {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  gap: 0.75rem;
  align-items: center;
  margin-bottom: 1.5rem;
}
.wb7pc-hero-box {
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  border-radius: var(--c-radius-lg);
  padding: 1.25rem;
  text-align: center;
  box-shadow: var(--c-shadow);
}
.wb7pc-hero-box.expected {
  background: linear-gradient(135deg, #ECFDF5, #D1FAE5);
  border-color: #6EE7B7;
}
[data-theme="dark"] .wb7pc-hero-box.expected {
  background: linear-gradient(135deg, rgba(16,185,129,0.1), rgba(5,150,105,0.15));
  border-color: rgba(110,231,183,0.3);
}
.wb7pc-hero-label {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--c-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 0.375rem;
}
.wb7pc-hero-amount {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--c-text);
  font-variant-numeric: tabular-nums;
}
.wb7pc-hero-box.expected .wb7pc-hero-amount {
  color: var(--c-success);
}
.wb7pc-hero-arrow {
  font-size: 1.5rem;
  color: var(--c-text-muted);
  display: flex;
  align-items: center;
}

/* Increase Badge */
.wb7pc-increase-bar {
  display: flex;
  justify-content: center;
  gap: 1rem;
  margin-bottom: 1.5rem;
  flex-wrap: wrap;
}
.wb7pc-increase-chip {
  display: inline-flex;
  align-items: center;
  gap: 0.375rem;
  padding: 0.5rem 1rem;
  border-radius: 999px;
  font-size: 0.85rem;
  font-weight: 700;
  background: linear-gradient(135deg, #ECFDF5, #D1FAE5);
  color: #065F46;
  border: 1px solid #6EE7B7;
}
[data-theme="dark"] .wb7pc-increase-chip {
  background: linear-gradient(135deg, rgba(16,185,129,0.15), rgba(5,150,105,0.1));
  color: #6EE7B7;
  border-color: rgba(110,231,183,0.3);
}

/* === Breakdown Grid === */
.wb7pc-breakdown-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
  margin-bottom: 1.5rem;
}
.wb7pc-breakdown-card {
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  border-radius: var(--c-radius-lg);
  overflow: hidden;
  box-shadow: var(--c-shadow);
}
.wb7pc-breakdown-header {
  padding: 0.75rem 1rem;
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}
.wb7pc-breakdown-card.current .wb7pc-breakdown-header {
  background: var(--c-accent-light);
  color: var(--c-accent);
}
.wb7pc-breakdown-card.expected .wb7pc-breakdown-header {
  background: linear-gradient(135deg, #ECFDF5, #D1FAE5);
  color: #065F46;
}
[data-theme="dark"] .wb7pc-breakdown-card.expected .wb7pc-breakdown-header {
  background: rgba(5,150,105,0.15);
  color: #6EE7B7;
}
.wb7pc-breakdown-row {
  display: flex;
  justify-content: space-between;
  padding: 0.5rem 1rem;
  font-size: 0.85rem;
  border-bottom: 1px solid var(--c-border);
}
.wb7pc-breakdown-row:last-child { border-bottom: none; }
.wb7pc-breakdown-row span:first-child { color: var(--c-text-sec); }
.wb7pc-breakdown-row span:last-child {
  font-weight: 600;
  font-variant-numeric: tabular-nums;
}
.wb7pc-breakdown-row.total {
  background: var(--c-surface-hover);
  font-weight: 700;
  font-size: 0.95rem;
  padding: 0.625rem 1rem;
}

/* === Scenarios Table === */
.wb7pc-table-wrap {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  margin-bottom: 1.5rem;
}
.wb7pc-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.85rem;
  font-variant-numeric: tabular-nums;
}
.wb7pc-table th {
  background: var(--c-surface-hover);
  padding: 0.625rem 0.75rem;
  text-align: left;
  font-weight: 700;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--c-text-muted);
  border-bottom: 2px solid var(--c-border);
  white-space: nowrap;
}
.wb7pc-table td {
  padding: 0.625rem 0.75rem;
  border-bottom: 1px solid var(--c-border);
}
.wb7pc-table tr:hover td {
  background: var(--c-surface-hover);
}
.wb7pc-table tr.highlight td {
  background: var(--c-primary-light);
  font-weight: 600;
}
.wb7pc-table .amount {
  font-weight: 600;
  text-align: right;
}
.wb7pc-table .pct {
  color: var(--c-success);
  font-weight: 700;
  text-align: right;
}
.wb7pc-scenario-tag {
  display: inline-block;
  padding: 0.125rem 0.5rem;
  border-radius: 999px;
  font-size: 0.65rem;
  font-weight: 600;
  margin-left: 0.375rem;
}
.tag-low { background: #FEE2E2; color: #991B1B; }
.tag-mid { background: #FEF3C7; color: #92400E; }
.tag-match { background: #DBEAFE; color: #1E40AF; }
.tag-high { background: #D1FAE5; color: #065F46; }
.tag-max { background: #EDE9FE; color: #5B21B6; }
[data-theme="dark"] .tag-low { background: rgba(153,27,27,0.2); color: #FCA5A5; }
[data-theme="dark"] .tag-mid { background: rgba(146,64,14,0.2); color: #FCD34D; }
[data-theme="dark"] .tag-match { background: rgba(30,64,175,0.2); color: #93C5FD; }
[data-theme="dark"] .tag-high { background: rgba(5,150,105,0.2); color: #6EE7B7; }
[data-theme="dark"] .tag-max { background: rgba(91,33,182,0.2); color: #C4B5FD; }

/* === DA Note === */
.wb7pc-note {
  display: flex;
  gap: 0.5rem;
  padding: 0.75rem 1rem;
  background: var(--c-accent-light);
  border-radius: var(--c-radius);
  font-size: 0.8rem;
  color: var(--c-accent);
  line-height: 1.5;
  margin-bottom: 1.5rem;
}
[data-theme="dark"] .wb7pc-note {
  background: rgba(30,64,175,0.12);
  color: #93C5FD;
}

/* === Responsive === */
@media (max-width: 640px) {
  .wb7pc-header { padding: 1.5rem 1rem; }
  .wb7pc-title { font-size: 1.2rem; }
  .wb7pc-hero {
    grid-template-columns: 1fr;
    text-align: center;
  }
  .wb7pc-hero-arrow {
    transform: rotate(90deg);
    justify-content: center;
  }
  .wb7pc-breakdown-grid { grid-template-columns: 1fr; }
  .wb7pc-fitment-grid { grid-template-columns: repeat(4, 1fr); }
  .wb7pc-hero-amount { font-size: 1.25rem; }
  .wb7pc-increase-bar { flex-direction: column; align-items: center; }
}
@media (max-width: 380px) {
  .wb7pc-fitment-grid { grid-template-columns: repeat(3, 1fr); }
}

/* === Print === */
@media print {
  .wb7pc-header { background: #333 !important; -webkit-print-color-adjust: exact; print-color-adjust: exact; }
  .wb7pc-calc-btn, .wb7pc-mode-toggle { display: none; }
  .wb7pc-results { display: block !important; }
}