/* Scope all styles under .kop-calc-wrapper to prevent global clashes */
.kop-calc-wrapper {
  font-family: 'Outfit', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  box-sizing: border-box;
  width: 100%;
  max-width: 1000px;
  margin: 0 auto;
  border-radius: 16px;
  padding: 24px;
  transition: all 0.3s ease;
  
  /* Theme Variables Base (Default to Cosmic Theme to match tradvisor) */
  --kop-bg: #070d19;
  --kop-card-bg: rgba(13, 25, 48, 0.65);
  --kop-text-primary: #ffffff;
  --kop-text-secondary: #9ab3e2;
  --kop-primary: #3b82f6;
  --kop-primary-rgb: 59, 130, 246;
  --kop-primary-hover: #60a5fa;
  --kop-border: rgba(59, 130, 246, 0.25);
  --kop-shadow: 0 15px 35px rgba(0, 0, 0, 0.4), 0 0 25px rgba(59, 130, 246, 0.15);
  --kop-slider-track: rgba(59, 130, 246, 0.15);
  --kop-slider-thumb: #3b82f6;
  --kop-glow: 0 0 15px rgba(59, 130, 246, 0.5);
  --kop-chart-payout: #10b981;     /* Emerald 500 */
  --kop-chart-interest: #f43f5e;   /* Rose 500 */
  --kop-chart-deductions: #f59e0b; /* Amber 500 */
  --kop-danger: #ef4444;
  --kop-success: #10b981;
  --kop-backdrop-filter: blur(12px);
  --kop-input-bg: rgba(7, 13, 25, 0.8);
}

/* Light Theme Variables */
.kop-calc-wrapper.theme-light {
  --kop-bg: #ffffff;
  --kop-card-bg: #f8fafc;
  --kop-text-primary: #0f172a;
  --kop-text-secondary: #64748b;
  --kop-primary: #dc2626;
  --kop-primary-rgb: 220, 38, 38;
  --kop-primary-hover: #b91c1c;
  --kop-border: #e2e8f0;
  --kop-shadow: 0 10px 25px rgba(0, 0, 0, 0.05), 0 1px 3px rgba(0, 0, 0, 0.02);
  --kop-slider-track: #e2e8f0;
  --kop-slider-thumb: #dc2626;
  --kop-glow: 0 0 10px rgba(220, 38, 38, 0.2);
  --kop-chart-payout: #dc2626;
  --kop-chart-interest: #ef4444;
  --kop-chart-deductions: #64748b;
  --kop-backdrop-filter: none;
  --kop-input-bg: #ffffff;
}

/* Dark Theme Variables */
.kop-calc-wrapper.theme-dark {
  --kop-bg: #0f172a;
  --kop-card-bg: #1e293b;
  --kop-text-primary: #f8fafc;
  --kop-text-secondary: #94a3b8;
  --kop-primary: #10b981;
  --kop-primary-rgb: 16, 185, 129;
  --kop-primary-hover: #059669;
  --kop-border: #334155;
  --kop-shadow: 0 15px 30px rgba(0, 0, 0, 0.25);
  --kop-slider-track: #334155;
  --kop-slider-thumb: #10b981;
  --kop-glow: 0 0 10px rgba(16, 185, 129, 0.3);
  --kop-chart-payout: #10b981;
  --kop-chart-interest: #f43f5e;
  --kop-chart-deductions: #475569;
  --kop-backdrop-filter: none;
  --kop-input-bg: #0f172a;
}

/* Base styles inside scope */
.kop-calc-wrapper *, .kop-calc-wrapper *::before, .kop-calc-wrapper *::after {
  box-sizing: border-box;
}

.kop-calc-container {
  background: var(--kop-bg);
  border: 1px solid var(--kop-border);
  box-shadow: var(--kop-shadow);
  border-radius: 16px;
  overflow: hidden;
  padding: 24px;
  backdrop-filter: var(--kop-backdrop-filter);
  -webkit-backdrop-filter: var(--kop-backdrop-filter);
  transition: background 0.3s ease, border-color 0.3s ease;
}

/* Layout columns */
.kop-calc-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px;
}

@media (min-width: 768px) {
  .kop-calc-grid {
    grid-template-columns: 1.1fr 0.9fr;
  }
}

/* Calculator Header */
.kop-calc-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 24px;
  border-bottom: 1px solid var(--kop-border);
  padding-bottom: 16px;
}

.kop-calc-title {
  font-size: 24px;
  font-weight: 700;
  color: var(--kop-text-primary);
  margin: 0;
}

.kop-calc-theme-toggle {
  display: flex;
  background: var(--kop-card-bg);
  border: 1px solid var(--kop-border);
  border-radius: 20px;
  padding: 2px;
}

.kop-calc-theme-btn {
  background: transparent;
  border: none;
  color: var(--kop-text-secondary);
  padding: 6px 12px;
  border-radius: 18px;
  cursor: pointer;
  font-size: 12px;
  font-weight: 600;
  transition: all 0.2s ease;
}

.kop-calc-theme-btn.active {
  background: var(--kop-primary);
  color: var(--kop-bg);
  box-shadow: var(--kop-glow);
}

/* Presets tabs */
.kop-calc-presets {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 24px;
}

.kop-calc-preset-tab {
  background: var(--kop-card-bg);
  border: 1px solid var(--kop-border);
  color: var(--kop-text-primary);
  padding: 10px 16px;
  border-radius: 8px;
  cursor: pointer;
  font-size: 13px;
  font-weight: 600;
  transition: all 0.2s ease;
  flex-grow: 1;
  text-align: center;
}

.kop-calc-preset-tab:hover {
  border-color: var(--kop-primary);
}

.kop-calc-preset-tab.active {
  background: var(--kop-primary);
  color: var(--kop-bg);
  border-color: var(--kop-primary);
  box-shadow: var(--kop-glow);
}

/* Input Card Group */
.kop-calc-card {
  background: var(--kop-card-bg);
  border: 1px solid var(--kop-border);
  border-radius: 12px;
  padding: 20px;
  margin-bottom: 20px;
  transition: border-color 0.3s ease;
}

.kop-calc-card:hover {
  border-color: rgba(var(--kop-primary-rgb), 0.5);
}

.kop-calc-field-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 12px;
}

.kop-calc-label {
  font-size: 14px;
  font-weight: 600;
  color: var(--kop-text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.kop-calc-value-container {
  display: flex;
  align-items: center;
  background: var(--kop-input-bg);
  border: 1px solid var(--kop-border);
  border-radius: 8px;
  padding: 4px 8px;
}

.kop-calc-input-prefix {
  font-size: 16px;
  font-weight: 700;
  color: var(--kop-text-secondary);
  padding-right: 4px;
}

.kop-calc-num-input {
  background: transparent;
  border: none;
  color: var(--kop-text-primary);
  font-size: 18px;
  font-weight: 700;
  width: 90px;
  text-align: right;
  outline: none;
  font-family: inherit;
}

.kop-calc-input-suffix {
  font-size: 14px;
  font-weight: 600;
  color: var(--kop-text-secondary);
  padding-left: 4px;
}

/* Custom Range Sliders */
.kop-calc-slider-wrapper {
  position: relative;
  width: 100%;
}

.kop-calc-range {
  -webkit-appearance: none;
  width: 100%;
  height: 6px;
  border-radius: 3px;
  background: var(--kop-slider-track);
  outline: none;
  margin: 15px 0;
  cursor: pointer;
}

/* Webkit browser slider thumbs */
.kop-calc-range::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: var(--kop-slider-thumb);
  border: 2px solid var(--kop-bg);
  box-shadow: var(--kop-glow);
  cursor: pointer;
  transition: transform 0.1s ease;
}

.kop-calc-range::-webkit-slider-thumb:hover {
  transform: scale(1.2);
}

/* Firefox browser slider thumbs */
.kop-calc-range::-moz-range-thumb {
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: var(--kop-slider-thumb);
  border: 2px solid var(--kop-bg);
  box-shadow: var(--kop-glow);
  cursor: pointer;
  transition: transform 0.1s ease;
}

.kop-calc-range::-moz-range-thumb:hover {
  transform: scale(1.2);
}

.kop-calc-slider-labels {
  display: flex;
  justify-content: space-between;
  font-size: 11px;
  color: var(--kop-text-secondary);
  font-weight: 500;
  margin-top: -5px;
}

/* Results panel styles (Right column) */
.kop-calc-results-panel {
  display: flex;
  flex-direction: column;
  height: 100%;
  justify-content: space-between;
}

.kop-calc-repayment-display {
  text-align: center;
  background: var(--kop-card-bg);
  border: 1px solid var(--kop-border);
  border-radius: 12px;
  padding: 24px;
  margin-bottom: 24px;
  box-shadow: inset 0 2px 10px rgba(0, 0, 0, 0.1);
  position: relative;
  overflow: hidden;
}

.kop-calc-repayment-display::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 4px;
  height: 100%;
  background: var(--kop-primary);
}

.kop-calc-repayment-label {
  font-size: 13px;
  font-weight: 700;
  color: var(--kop-text-secondary);
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 8px;
}

.kop-calc-repayment-value {
  font-size: 40px;
  font-weight: 800;
  color: var(--kop-primary);
  margin: 0;
  line-height: 1.1;
  text-shadow: var(--kop-glow);
}

.kop-calc-repayment-period {
  font-size: 12px;
  color: var(--kop-text-secondary);
  margin-top: 4px;
}

/* Results metrics grid */
.kop-calc-metrics-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-bottom: 24px;
}

.kop-calc-metric-box {
  background: var(--kop-card-bg);
  border: 1px solid var(--kop-border);
  border-radius: 8px;
  padding: 14px;
  transition: all 0.2s ease;
}

.kop-calc-metric-box:hover {
  transform: translateY(-2px);
}

.kop-calc-metric-lbl {
  font-size: 11px;
  font-weight: 600;
  color: var(--kop-text-secondary);
  text-transform: uppercase;
  margin-bottom: 6px;
}

.kop-calc-metric-val {
  font-size: 16px;
  font-weight: 700;
  color: var(--kop-text-primary);
}

/* Accordion for deductions */
.kop-calc-accordion-trigger {
  width: 100%;
  background: var(--kop-card-bg);
  border: 1px solid var(--kop-border);
  color: var(--kop-text-primary);
  padding: 12px 16px;
  border-radius: 8px;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 13px;
  font-weight: 600;
  transition: all 0.2s;
  margin-bottom: 8px;
}

.kop-calc-accordion-trigger:hover {
  border-color: var(--kop-primary);
}

.kop-calc-accordion-arrow {
  transition: transform 0.2s ease;
  width: 16px;
  height: 16px;
  fill: currentColor;
}

.kop-calc-accordion-trigger.active .kop-calc-accordion-arrow {
  transform: rotate(180deg);
}

.kop-calc-accordion-content {
  display: none;
  background: rgba(var(--kop-primary-rgb), 0.03);
  border: 1px solid var(--kop-border);
  border-top: none;
  border-radius: 0 0 8px 8px;
  margin-top: -9px;
  margin-bottom: 16px;
  padding: 16px;
}

.kop-calc-deduction-item {
  display: flex;
  justify-content: space-between;
  font-size: 13px;
  color: var(--kop-text-secondary);
  margin-bottom: 10px;
}

.kop-calc-deduction-item:last-child {
  margin-bottom: 0;
  padding-top: 10px;
  border-top: 1px dashed var(--kop-border);
  font-weight: 600;
  color: var(--kop-text-primary);
}

/* Visualization area */
.kop-calc-visualizer {
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 16px 0;
}

.kop-calc-chart-container {
  position: relative;
  width: 160px;
  height: 160px;
}

.kop-calc-donut {
  transform: rotate(-90deg);
}

.kop-calc-donut-segment {
  fill: none;
  stroke-width: 14;
  transition: stroke-dashoffset 0.35s ease;
}

.kop-calc-donut-bg {
  fill: none;
  stroke: var(--kop-slider-track);
  stroke-width: 14;
}

.kop-calc-chart-center {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  text-align: center;
  pointer-events: none;
}

.kop-calc-chart-center-lbl {
  font-size: 10px;
  font-weight: 600;
  text-transform: uppercase;
  color: var(--kop-text-secondary);
}

.kop-calc-chart-center-val {
  font-size: 22px;
  font-weight: 800;
  color: var(--kop-text-primary);
}

/* Toggle Schedule button */
.kop-calc-action-btn {
  width: 100%;
  background: transparent;
  border: 1px dashed var(--kop-primary);
  color: var(--kop-primary);
  padding: 12px;
  border-radius: 8px;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s ease;
  margin-top: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
}

.kop-calc-action-btn:hover {
  background: rgba(var(--kop-primary-rgb), 0.08);
  border-style: solid;
}

/* Amortization Table Section */
.kop-calc-schedule-section {
  display: none;
  margin-top: 24px;
  border-top: 1px solid var(--kop-border);
  padding-top: 24px;
  animation: kopFadeIn 0.3s ease forwards;
}

.kop-calc-table-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 16px;
}

.kop-calc-table-title {
  font-size: 16px;
  font-weight: 700;
  color: var(--kop-text-primary);
  margin: 0;
}

.kop-calc-scroll-container {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  border: 1px solid var(--kop-border);
  border-radius: 8px;
  background: var(--kop-input-bg);
  max-height: 280px;
  margin: 0 auto;
}

.kop-calc-table {
  width: 100%;
  min-width: 600px;
  border-collapse: collapse;
  font-size: 13px;
  color: var(--kop-text-primary);
}

.kop-calc-table th {
  background: var(--kop-card-bg);
  color: var(--kop-text-secondary);
  font-weight: 600;
  text-transform: uppercase;
  font-size: 10px;
  letter-spacing: 0.5px;
  padding: 12px 16px;
  position: sticky;
  top: 0;
  border-bottom: 1px solid var(--kop-border);
  z-index: 10;
}

.kop-calc-table th:first-child,
.kop-calc-table td:first-child {
  text-align: center;
  width: 90px;
}

.kop-calc-table th:not(:first-child),
.kop-calc-table td:not(:first-child) {
  text-align: right;
}

.kop-calc-table td {
  padding: 12px 16px;
  border-bottom: 1px solid var(--kop-border);
  color: var(--kop-text-primary);
}

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

.kop-calc-table tr:hover td {
  background: rgba(var(--kop-primary-rgb), 0.05);
}

/* Configurator drawer (Settings gear) */
.kop-calc-config-section {
  display: none;
  margin-top: 24px;
  border-top: 1px solid var(--kop-border);
  padding-top: 24px;
  animation: kopFadeIn 0.3s ease forwards;
}

.kop-calc-config-title-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 16px;
}

.kop-calc-config-fields {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}

@media (min-width: 600px) {
  .kop-calc-config-fields {
    grid-template-columns: 1fr 1fr;
  }
}

.kop-calc-config-field {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.kop-calc-config-field label {
  font-size: 12px;
  font-weight: 600;
  color: var(--kop-text-secondary);
  text-transform: uppercase;
}

.kop-calc-config-input {
  background: var(--kop-input-bg);
  border: 1px solid var(--kop-border);
  color: var(--kop-text-primary);
  padding: 8px 12px;
  border-radius: 6px;
  font-size: 14px;
  outline: none;
  font-family: inherit;
}

.kop-calc-config-input:focus {
  border-color: var(--kop-primary);
  box-shadow: var(--kop-glow);
}

.kop-calc-config-code-box {
  grid-column: 1 / -1;
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-top: 12px;
}

.kop-calc-config-textarea {
  background: var(--kop-input-bg);
  border: 1px solid var(--kop-border);
  color: #a7f3d0; /* Soft green for code */
  padding: 12px;
  border-radius: 6px;
  font-family: "Courier New", Courier, monospace;
  font-size: 12px;
  resize: vertical;
  min-height: 120px;
  outline: none;
}

.kop-calc-config-btn {
  background: var(--kop-primary);
  border: none;
  color: var(--kop-bg);
  padding: 8px 16px;
  border-radius: 6px;
  cursor: pointer;
  font-size: 12px;
  font-weight: 700;
  transition: all 0.2s;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.kop-calc-config-btn:hover {
  background: var(--kop-primary-hover);
}

/* Animations */
@keyframes kopFadeIn {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}

.kop-calc-help-text {
  font-size: 11px;
  color: var(--kop-text-secondary);
  margin-top: 6px;
  font-style: italic;
}

.kop-calc-alert {
  padding: 10px 12px;
  border-radius: 6px;
  font-size: 12px;
  font-weight: 500;
  margin-bottom: 16px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.kop-calc-alert-success {
  background: rgba(16, 185, 129, 0.1);
  border: 1px solid var(--kop-success);
  color: var(--kop-success);
}

.kop-calc-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  width: 100%;
}

/* Responsive mobile view adjustments */
@media (max-width: 768px) {
  .kop-calc-wrapper {
    padding: 8px;
  }
  .kop-calc-container {
    padding: 12px;
    border: none;
    border-radius: 0;
    box-shadow: none;
    background: transparent;
  }
  .kop-calc-card {
    padding: 16px 12px;
    margin-bottom: 12px;
  }
  .kop-calc-title {
    font-size: 20px;
  }
  .kop-calc-presets {
    gap: 6px;
    margin-bottom: 16px;
  }
  .kop-calc-preset-tab {
    padding: 8px 10px;
    font-size: 12px;
  }
  .kop-calc-result-box {
    padding: 16px 12px;
  }
  .kop-calc-result-title {
    font-size: 20px;
  }
}

/* WhatsApp CTA box style */
.kop-calc-whatsapp-box {
  display: none; /* Hidden by default, shown by JS */
  margin-top: 16px;
  padding: 16px;
  background: rgba(37, 211, 102, 0.08);
  border: 1px solid rgba(37, 211, 102, 0.3);
  border-radius: 12px;
  text-align: center;
  animation: kopFadeIn 0.3s ease;
}

@keyframes kopFadeIn {
  from { opacity: 0; transform: translateY(5px); }
  to { opacity: 1; transform: translateY(0); }
}

.kop-calc-whatsapp-text {
  margin: 0 0 12px 0;
  font-size: 13px;
  color: var(--kop-text-primary);
  font-weight: 500;
  line-height: 1.4;
}

.kop-calc-whatsapp-btn {
  display: inline-flex;
  justify-content: center;
  align-items: center;
  width: 100%;
  background: #25d366;
  color: #ffffff !important;
  border: none;
  border-radius: 8px;
  padding: 12px;
  font-size: 13px;
  font-weight: 700;
  text-decoration: none !important;
  transition: background 0.2s ease;
  cursor: pointer;
}

.kop-calc-whatsapp-btn:hover {
  background: #20ba5a;
}

/* Print Only Footer */
.kop-calc-print-footer {
  display: none; /* Hidden on screen */
}

@media print {
  /* Hide main site layout elements */
  header, footer, nav, .hero, section, #goTopBtn, .absolute, button[class*="close"] {
    display: none !important;
  }
  /* Hide calculator control buttons during print */
  #kop-print-pdf-btn, #kop-toggle-schedule-btn, #kop-toggle-config-btn, .kop-calc-theme-toggle, #kop-calc-mode-toggle, .kop-calc-whatsapp-box {
    display: none !important;
  }
  /* Hide settings configuration section */
  .kop-calc-config-section {
    display: none !important;
  }
  /* Reset calculator wrapper styles for paper rendering */
  .kop-calc-wrapper {
    width: 100% !important;
    max-width: 100% !important;
    padding: 0 !important;
    margin: 0 !important;
    background: #ffffff !important;
    color: #000000 !important;
  }
  .kop-calc-container {
    background: transparent !important;
    border: none !important;
    box-shadow: none !important;
    padding: 0 !important;
  }
  .kop-calc-card {
    background: #f8fafc !important;
    border: 1px solid #e2e8f0 !important;
    color: #0f172a !important;
  }
  .kop-calc-label, .kop-calc-title, .kop-calc-metric-lbl, .kop-calc-metric-val {
    color: #0f172a !important;
  }
  .kop-calc-donut-bg {
    stroke: #e2e8f0 !important;
  }
  /* Show print footer */
  .kop-calc-print-footer {
    display: block !important;
  }
}