/* Tabs Navigation */
.nav-tabs {
  display: flex;
  gap: 0.5rem;
  background: var(--bg-secondary);
  padding: 0.35rem;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-subtle);
  overflow-x: auto;
}

.tab-btn {
  background: transparent;
  border: none;
  color: var(--text-secondary);
  font-family: inherit;
  font-size: 0.875rem;
  font-weight: 600;
  padding: 0.6rem 1.15rem;
  border-radius: var(--radius-sm);
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  white-space: nowrap;
  transition: all var(--transition-fast);
}

.tab-btn:hover {
  color: var(--text-primary);
  background: var(--bg-glass);
}

.tab-btn.active {
  background: var(--accent-primary);
  color: #ffffff;
  box-shadow: var(--shadow-sm);
}

/* Preset Salary Chips */
.preset-chips {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
  margin-bottom: 1rem;
}

.chip-btn {
  background: var(--bg-card-solid);
  border: 1px solid var(--border-subtle);
  color: var(--text-secondary);
  font-size: 0.8rem;
  font-weight: 600;
  padding: 0.35rem 0.75rem;
  border-radius: var(--radius-full);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.chip-btn:hover, .chip-btn.active {
  border-color: var(--accent-primary);
  color: var(--text-primary);
  background: rgba(99, 102, 241, 0.15);
}

.tag-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  background: var(--bg-card-solid);
  border: 1px solid var(--border-subtle);
  color: var(--text-secondary);
  font-size: 0.8rem;
  font-weight: 600;
  padding: 0.3rem 0.75rem;
  border-radius: var(--radius-full);
  user-select: none;
  cursor: default;
}

/* Form Input Groups */
.form-section {
  margin-bottom: 1.5rem;
}

.section-subtitle {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-muted);
  margin-bottom: 0.85rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.input-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
  margin-bottom: 1rem;
}

@media (max-width: 640px) {
  .input-row {
    grid-template-columns: 1fr;
  }
}

.input-group {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  margin-bottom: 1rem;
}

.input-label-wrap {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.input-label {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--text-primary);
  display: flex;
  align-items: center;
  gap: 0.35rem;
}

.input-hint {
  font-size: 0.75rem;
  color: var(--text-muted);
}

.input-field-wrap {
  position: relative;
  display: flex;
  align-items: center;
}

.input-prefix, .input-suffix {
  position: absolute;
  color: var(--text-muted);
  font-size: 0.875rem;
  font-weight: 600;
  pointer-events: none;
}

.input-prefix {
  left: 0.85rem;
}

.input-suffix {
  right: 0.85rem;
}

.input-control {
  width: 100%;
  background: var(--bg-input);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  color: var(--text-primary);
  font-family: inherit;
  font-size: 0.95rem;
  padding: 0.65rem 0.85rem;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.input-control.with-prefix {
  padding-left: 2rem;
}

.input-control.with-suffix {
  padding-right: 3rem;
}

.input-control:focus {
  outline: none;
  border-color: var(--border-focus);
  box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.2);
}

.input-control:disabled {
  opacity: 0.55;
  cursor: not-allowed;
  background: rgba(15, 23, 42, 0.4);
  border-color: var(--border-subtle);
  color: var(--text-muted);
}

select.input-control {
  cursor: pointer;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%2394a3b8' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 0.85rem center;
  padding-right: 2.25rem;
}

/* Range Slider */
.slider-wrap {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.range-slider {
  -webkit-appearance: none;
  appearance: none;
  width: 100%;
  height: 6px;
  background: var(--bg-card-solid);
  border-radius: var(--radius-full);
  outline: none;
  cursor: pointer;
}

.range-slider::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: var(--accent-primary);
  cursor: pointer;
  box-shadow: 0 0 8px var(--accent-glow);
  transition: transform var(--transition-fast);
}

.range-slider::-webkit-slider-thumb:hover {
  transform: scale(1.15);
}

.range-slider:disabled {
  opacity: 0.35;
  cursor: not-allowed;
}

.range-slider:disabled::-webkit-slider-thumb {
  background: var(--text-muted);
  box-shadow: none;
  cursor: not-allowed;
  transform: none;
}

.range-slider:disabled::-moz-range-thumb {
  background: var(--text-muted);
  box-shadow: none;
  cursor: not-allowed;
  transform: none;
}

.disabled-control {
  opacity: 0.55;
  transition: opacity var(--transition-fast);
}

.disabled-control .input-label,
.disabled-control .input-hint,
.disabled-control .input-prefix {
  color: var(--text-muted) !important;
}

/* Toggle Switch */
.switch-group {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.75rem;
  background: var(--bg-glass);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  margin-bottom: 0.75rem;
}

.switch-label-wrap {
  display: flex;
  flex-direction: column;
}

.switch-title {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--text-primary);
}

.switch-desc {
  font-size: 0.75rem;
  color: var(--text-muted);
}

.toggle-switch {
  position: relative;
  display: inline-block;
  width: 44px;
  height: 24px;
  flex-shrink: 0;
}

.toggle-switch input {
  opacity: 0;
  width: 0;
  height: 0;
}

.slider-toggle {
  position: absolute;
  cursor: pointer;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: var(--bg-card-solid);
  border: 1px solid var(--border-subtle);
  transition: var(--transition-normal);
  border-radius: var(--radius-full);
}

.slider-toggle:before {
  position: absolute;
  content: "";
  height: 18px;
  width: 18px;
  left: 2px;
  bottom: 2px;
  background-color: #ffffff;
  transition: var(--transition-normal);
  border-radius: 50%;
}

.toggle-switch input:checked + .slider-toggle {
  background-color: var(--accent-primary);
  border-color: var(--accent-primary);
}

.toggle-switch input:checked + .slider-toggle:before {
  transform: translateX(20px);
}

/* Segmented Control */
.segmented-control {
  display: flex;
  background: var(--bg-input);
  padding: 3px;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-subtle);
  gap: 2px;
}

.segment-btn {
  flex: 1;
  background: transparent;
  border: none;
  color: var(--text-secondary);
  font-size: 0.8rem;
  font-weight: 600;
  padding: 0.45rem 0.5rem;
  border-radius: calc(var(--radius-md) - 3px);
  cursor: pointer;
  text-align: center;
  transition: all var(--transition-fast);
}

.segment-btn.active {
  background: var(--accent-primary);
  color: #ffffff;
  box-shadow: var(--shadow-sm);
}

/* Tooltip Badge */
.tooltip-trigger {
  cursor: help;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: var(--border-subtle);
  color: var(--text-secondary);
  font-size: 0.7rem;
  font-weight: bold;
  position: relative;
}

.tooltip-box {
  visibility: hidden;
  opacity: 0;
  width: 240px;
  background: var(--bg-card-solid);
  color: var(--text-primary);
  text-align: left;
  border-radius: var(--radius-md);
  padding: 0.65rem 0.85rem;
  position: absolute;
  z-index: 200;
  bottom: 135%;
  left: 50%;
  transform: translateX(-50%);
  font-size: 0.75rem;
  font-weight: 400;
  line-height: 1.4;
  box-shadow: var(--shadow-xl);
  border: 1px solid var(--border-subtle);
  transition: opacity var(--transition-fast), visibility var(--transition-fast);
  pointer-events: none;
}

.tooltip-trigger:hover .tooltip-box {
  visibility: visible;
  opacity: 1;
}

/* Results Hero Card */
.results-hero-card {
  background: linear-gradient(135deg, rgba(16, 185, 129, 0.08) 0%, rgba(99, 102, 241, 0.08) 100%);
  border: 1px solid var(--border-highlight);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  margin-bottom: 1.5rem;
  position: relative;
  overflow: hidden;
}

.results-hero-card::before {
  content: '';
  position: absolute;
  top: -50px;
  right: -50px;
  width: 150px;
  height: 150px;
  background: radial-gradient(circle, rgba(16, 185, 129, 0.15) 0%, transparent 70%);
  border-radius: 50%;
  pointer-events: none;
}

.net-pay-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 0.5rem;
}

.net-pay-label {
  font-size: 0.85rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--success);
}

.take-home-ratio-badge {
  background: var(--success-bg);
  border: 1px solid var(--success-border);
  color: var(--success);
  font-size: 0.8rem;
  font-weight: 700;
  padding: 0.25rem 0.6rem;
  border-radius: var(--radius-full);
}

.net-pay-amount {
  font-size: 2.25rem;
  font-weight: 800;
  color: var(--text-primary);
  letter-spacing: -0.02em;
  margin-bottom: 0.25rem;
  display: flex;
  align-items: baseline;
  gap: 0.5rem;
}

.net-pay-period {
  font-size: 1rem;
  font-weight: 500;
  color: var(--text-muted);
}

.fx-converted-amount {
  font-size: 1rem;
  font-weight: 600;
  color: var(--accent-primary);
  display: flex;
  align-items: center;
  gap: 0.35rem;
}

/* Breakdown Progress Bar */
.stacked-progress-bar {
  display: flex;
  height: 12px;
  border-radius: var(--radius-full);
  overflow: hidden;
  background: var(--bg-card-solid);
  margin: 1.25rem 0 1rem;
}

.progress-segment {
  height: 100%;
  transition: width var(--transition-normal);
}

/* Metric Pill Cards */
.metrics-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.75rem;
  margin-bottom: 1.5rem;
}

@media (max-width: 640px) {
  .metrics-row {
    grid-template-columns: 1fr;
  }
}

.metric-pill {
  background: var(--bg-input);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 0.85rem;
  display: flex;
  flex-direction: column;
}

.metric-pill-label {
  font-size: 0.75rem;
  color: var(--text-muted);
  margin-bottom: 0.25rem;
  font-weight: 600;
}

.metric-pill-value {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--text-primary);
}

.metric-pill-fx {
  font-size: 0.7rem;
  color: var(--text-secondary);
}

/* Expat Alerts & Notices */
.alert-banner {
  border-radius: var(--radius-md);
  padding: 0.85rem 1rem;
  margin-bottom: 1rem;
  display: flex;
  gap: 0.75rem;
  align-items: flex-start;
  font-size: 0.85rem;
  line-height: 1.45;
}

.alert-banner.warning {
  background: var(--warning-bg);
  border: 1px solid var(--warning-border);
  color: #fde68a;
}

.alert-banner.info {
  background: var(--info-bg);
  border: 1px solid var(--info-border);
  color: #bae6fd;
}

.alert-banner.success {
  background: var(--success-bg);
  border: 1px solid var(--success-border);
  color: #a7f3d0;
}

[data-theme="light"] .alert-banner.warning {
  color: #92400e;
}
[data-theme="light"] .alert-banner.info {
  color: #0369a1;
}
[data-theme="light"] .alert-banner.success {
  color: #065f46;
}

.alert-icon {
  font-size: 1.15rem;
  flex-shrink: 0;
}

/* Breakdown Table */
.breakdown-table {
  width: 100%;
  border-collapse: collapse;
  margin-top: 0.5rem;
  font-size: 0.875rem;
}

.breakdown-table th {
  text-align: left;
  padding: 0.6rem 0.75rem;
  color: var(--text-muted);
  font-weight: 600;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  border-bottom: 1px solid var(--border-subtle);
}

.breakdown-table td {
  padding: 0.65rem 0.75rem;
  border-bottom: 1px solid var(--border-subtle);
}

.breakdown-table tr:last-child td {
  border-bottom: none;
}

.breakdown-item-name {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-weight: 600;
}

.color-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  flex-shrink: 0;
}

.text-right {
  text-align: right;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  font-family: inherit;
  font-size: 0.875rem;
  font-weight: 600;
  padding: 0.65rem 1.25rem;
  border-radius: var(--radius-md);
  cursor: pointer;
  border: 1px solid transparent;
  transition: all var(--transition-fast);
}

.btn-primary {
  background: var(--accent-primary);
  color: #ffffff;
}

.btn-primary:hover {
  background: var(--accent-primary-hover);
  box-shadow: var(--shadow-glow);
}

.btn-outline {
  background: transparent;
  border-color: var(--border-subtle);
  color: var(--text-primary);
}

.btn-outline:hover {
  background: var(--bg-glass);
  border-color: var(--border-focus);
}

.btn-sm {
  padding: 0.35rem 0.75rem;
  font-size: 0.75rem;
}

/* Theme Toggle Button */
.theme-toggle-btn {
  background: var(--bg-card-solid);
  border: 1px solid var(--border-subtle);
  color: var(--text-primary);
  width: 38px;
  height: 38px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.theme-toggle-btn:hover {
  border-color: var(--accent-primary);
  color: var(--accent-primary);
}

/* Accordion details */
.accordion-item {
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  margin-bottom: 0.75rem;
  overflow: hidden;
  background: var(--bg-input);
}

.accordion-header {
  padding: 0.85rem 1rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  cursor: pointer;
  font-weight: 600;
  font-size: 0.9rem;
  user-select: none;
  background: var(--bg-card-solid);
}

.accordion-header:hover {
  background: rgba(99, 102, 241, 0.08);
}

.accordion-body {
  padding: 1rem;
  font-size: 0.85rem;
  line-height: 1.5;
  color: var(--text-secondary);
  display: none;
  border-top: 1px solid var(--border-subtle);
}

.accordion-item.open .accordion-body {
  display: block;
}

.accordion-item.open .accordion-arrow {
  transform: rotate(180deg);
}

.accordion-arrow {
  transition: transform var(--transition-fast);
}