:root {
    --mortgage-color-primary: #3b82f6;
    --mortgage-color-primary-dark: #1e40af;
    --mortgage-color-primary-light: #dbeafe;
    --mortgage-color-primary-extra-light: #f0f9ff;
    --mortgage-color-success: #10b981;
    --mortgage-color-success-dark: #047857;
    --mortgage-color-success-light: #d1fae5;
    --mortgage-color-danger: #ef4444;
    --mortgage-color-danger-light: #fee2e2;
    --mortgage-color-text-primary: #1f2937;
    --mortgage-color-text-secondary: #6b7280;
    --mortgage-color-text-light: #9ca3af;
    --mortgage-color-bg-primary: #fff;
    --mortgage-color-bg-secondary: #f9fafb;
    --mortgage-color-bg-tertiary: #f3f4f6;
    --mortgage-color-border: #e5e7eb;
    --mortgage-color-border-light: #f3f4f6;
  }

  .theme-dark,
  [data-theme='dark'] {
    --mortgage-color-primary: #60a5fa;
    --mortgage-color-primary-dark: #3b82f6;
    --mortgage-color-primary-light: #1e3a8a;
    --mortgage-color-primary-extra-light: #0c1844;
    --mortgage-color-success: #34d399;
    --mortgage-color-success-dark: #10b981;
    --mortgage-color-success-light: #064e3b;
    --mortgage-color-danger: #f87171;
    --mortgage-color-danger-light: #7f1d1d;
    --mortgage-color-text-primary: #f3f4f6;
    --mortgage-color-text-secondary: #d1d5db;
    --mortgage-color-text-light: #9ca3af;
    --mortgage-color-bg-primary: #1f2937;
    --mortgage-color-bg-secondary: #111827;
    --mortgage-color-bg-tertiary: #0f172a;
    --mortgage-color-border: #374151;
    --mortgage-color-border-light: #1f2937;
  }

  @media (prefers-color-scheme: dark) {
    :root {
      --mortgage-color-primary: #60a5fa;
      --mortgage-color-primary-dark: #3b82f6;
      --mortgage-color-primary-light: #1e3a8a;
      --mortgage-color-primary-extra-light: #0c1844;
      --mortgage-color-success: #34d399;
      --mortgage-color-success-dark: #10b981;
      --mortgage-color-success-light: #064e3b;
      --mortgage-color-danger: #f87171;
      --mortgage-color-danger-light: #7f1d1d;
      --mortgage-color-text-primary: #f3f4f6;
      --mortgage-color-text-secondary: #d1d5db;
      --mortgage-color-text-light: #9ca3af;
      --mortgage-color-bg-primary: #1f2937;
      --mortgage-color-bg-secondary: #111827;
      --mortgage-color-bg-tertiary: #0f172a;
      --mortgage-color-border: #374151;
      --mortgage-color-border-light: #1f2937;
    }
  }

  .mortgage-container {
    background-color: var(--mortgage-color-bg-primary);
    border-radius: 1.5rem;
    box-shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.1);
    border: 1px solid var(--mortgage-color-border);
    overflow: hidden;
  }

  .mortgage-header {
    padding: 1.5rem;
    border-bottom: 1px solid var(--mortgage-color-border);
    background-color: rgba(59, 130, 246, 0.05);
  }

  .mortgage-header-title-group {
    display: flex;
    align-items: center;
    gap: 0.75rem;
  }

  .mortgage-header-icon {
    width: 2.5rem;
    height: 2.5rem;
    padding: 0.625rem;
    background-color: rgba(59, 130, 246, 0.1);
    border-radius: 0.75rem;
    color: var(--mortgage-color-primary);
    flex-shrink: 0;
  }

  .mortgage-header-icon svg {
    width: 100%;
    height: 100%;
  }

  .mortgage-header-title {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--mortgage-color-text-primary);
    margin: 0;
  }

  .mortgage-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 0;
    padding: 0;
  }

  @media (min-width: 1024px) {
    .mortgage-grid {
      grid-template-columns: minmax(300px, 1fr) 2fr;
      gap: 0;
      padding: 0;
    }
  }

  .mortgage-left {
    padding: 1.5rem;
    background-color: rgba(59, 130, 246, 0.02);
    display: flex;
    flex-direction: column;
    gap: 2rem;
    border-right: 1px solid var(--mortgage-color-border);
  }

  @media (max-width: 1023px) {
    .mortgage-left {
      border-right: none;
      border-bottom: 1px solid var(--mortgage-color-border);
    }
  }

  .mortgage-right {
    padding: 1.5rem;
    display: flex;
    flex-direction: column;
    gap: 2.5rem;
  }

  .mortgage-input-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
  }

  .mortgage-label {
    font-size: 0.75rem;
    font-weight: 700;
    color: var(--mortgage-color-text-light);
    text-transform: uppercase;
    letter-spacing: 0.05em;
  }

  .mortgage-label-extra {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--mortgage-color-success-dark);
  }

  .mortgage-label-extra svg {
    width: 1rem;
    height: 1rem;
  }

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

  .mortgage-input-wrapper {
    position: relative;
    display: flex;
    align-items: center;
  }

  .mortgage-input-prefix {
    position: absolute;
    left: 1rem;
    top: 50%;
    transform: translateY(-50%);
    color: var(--mortgage-color-text-light);
    font-weight: 700;
    pointer-events: none;
  }

  .mortgage-input-suffix {
    position: absolute;
    right: 1rem;
    top: 50%;
    transform: translateY(-50%);
    color: var(--mortgage-color-text-light);
    font-weight: 700;
    pointer-events: none;
  }

  .mortgage-input {
    width: 100%;
    padding: 0.75rem 1rem;
    background-color: var(--mortgage-color-bg-primary);
    border: 2px solid var(--mortgage-color-border);
    border-radius: 0.75rem;
    font-weight: 700;
    font-size: 1.125rem;
    color: var(--mortgage-color-text-primary);
    transition: all 0.2s ease;
  }

  .mortgage-input:focus {
    border-color: var(--mortgage-color-primary);
    outline: none;
  }

  .mortgage-input-prefixed {
    padding-left: 3.5rem;
  }

  .mortgage-input-suffixed {
    padding-right: 3.5rem;
  }

  .mortgage-input-extra {
    background-color: rgba(16, 185, 129, 0.05);
    border-color: rgba(16, 185, 129, 0.2);
  }

  .mortgage-input-extra:focus {
    border-color: var(--mortgage-color-success);
  }

  .mortgage-input-hint {
    font-size: 0.625rem;
    color: var(--mortgage-color-text-light);
    margin-top: 0.5rem;
    line-height: 1.5;
  }

  .mortgage-divider {
    height: 1px;
    background-color: var(--mortgage-color-border);
    margin: 1rem 0;
  }

  .mortgage-payment-card {
    background: linear-gradient(135deg, var(--mortgage-color-primary) 0%, var(--mortgage-color-primary-dark) 100%);
    border-radius: 1rem;
    padding: 1.5rem;
    color: white;
    text-align: center;
    box-shadow: 0 4px 12px rgba(59, 130, 246, 0.2);
  }

  .mortgage-payment-label {
    display: block;
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    opacity: 0.9;
    margin-bottom: 0.5rem;
  }

  .mortgage-payment-value {
    display: block;
    font-size: 3rem;
    font-weight: 900;
    letter-spacing: -0.02em;
    margin-bottom: 0.5rem;
  }

  .mortgage-payment-duration {
    display: block;
    font-size: 0.75rem;
    opacity: 0.8;
  }

  .mortgage-savings-card {
    background-color: var(--mortgage-color-bg-secondary);
    border: 2px dashed var(--mortgage-color-border);
    border-radius: 1rem;
    padding: 1.5rem;
    transition: all 0.3s ease;
  }

  .mortgage-savings-inactive {
    opacity: 0.6;
    filter: grayscale(1);
  }

  .mortgage-savings-active {
    border-color: var(--mortgage-color-success);
    background-color: rgba(16, 185, 129, 0.05);
    box-shadow: 0 0 16px rgba(16, 185, 129, 0.1);
  }

  .mortgage-savings-title {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.875rem;
    font-weight: 700;
    text-transform: uppercase;
    color: var(--mortgage-color-success-dark);
    margin: 0 0 1rem;
  }

  .mortgage-savings-title svg {
    width: 1rem;
    height: 1rem;
  }

  .mortgage-savings-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
  }

  .mortgage-savings-item {
    display: flex;
    flex-direction: column;
  }

  .mortgage-savings-label {
    font-size: 0.75rem;
    color: var(--mortgage-color-text-light);
    margin-bottom: 0.25rem;
  }

  .mortgage-savings-value {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--mortgage-color-text-primary);
  }

  .mortgage-section {
    display: flex;
    flex-direction: column;
    gap: 1rem;
  }

  .mortgage-section-title {
    font-size: 0.875rem;
    font-weight: 700;
    color: var(--mortgage-color-text-primary);
    margin: 0;
    display: flex;
    align-items: center;
    gap: 0.5rem;
  }

  .mortgage-section-divider {
    height: 1px;
    background-color: var(--mortgage-color-border);
  }

  .mortgage-timeline {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
  }

  .mortgage-timeline-item {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
  }

  .mortgage-timeline-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--mortgage-color-text-light);
  }

  .mortgage-timeline-label-optimized {
    color: var(--mortgage-color-success-dark);
  }

  .mortgage-timeline-bar {
    height: 1rem;
    width: 100%;
    background-color: var(--mortgage-color-bg-secondary);
    border-radius: 9999px;
    overflow: hidden;
  }

  .mortgage-timeline-fill {
    height: 100%;
    background-color: var(--mortgage-color-text-light);
    border-radius: 9999px;
    transition: width 1s ease;
  }

  .mortgage-timeline-fill-optimized {
    background-color: var(--mortgage-color-success);
    width: 100%;
  }

  .mortgage-timeline-fill.mortgage-timeline-active {
    background-color: var(--mortgage-color-success);
    box-shadow: 0 0 16px rgba(16, 185, 129, 0.5);
  }

  .mortgage-breakdown-bar {
    display: flex;
    height: 3.5rem;
    width: 100%;
    background-color: var(--mortgage-color-bg-secondary);
    border-radius: 0.75rem;
    overflow: hidden;
    gap: 0;
    margin-bottom: 1rem;
    font-size: 0.75rem;
    font-weight: 700;
    color: white;
  }

  .mortgage-breakdown-principal {
    background-color: var(--mortgage-color-text-light);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-direction: column;
    gap: 0.25rem;
    transition: width 0.7s ease;
  }

  .mortgage-breakdown-interest {
    background-color: var(--mortgage-color-danger);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-direction: column;
    gap: 0.25rem;
    transition: width 0.7s ease;
  }

  .mortgage-breakdown-label {
    display: block;
  }

  .mortgage-breakdown-value {
    display: none;
  }

  @media (min-width: 768px) {
    .mortgage-breakdown-value {
      display: block;
      font-weight: 300;
      opacity: 0.8;
    }
  }

  .mortgage-breakdown-summary {
    display: flex;
    justify-content: space-between;
    gap: 1rem;
    font-size: 0.875rem;
    color: var(--mortgage-color-text-secondary);
  }

  .mortgage-breakdown-item {
    flex: 1;
  }

  .mortgage-breakdown-emphasis {
    font-weight: 700;
    color: var(--mortgage-color-text-primary);
  }

  .mortgage-breakdown-interest-emphasis {
    color: var(--mortgage-color-danger);
  }

  .mortgage-table-container {
    background-color: var(--mortgage-color-bg-secondary);
    border: 1px solid var(--mortgage-color-border);
    border-radius: 1rem;
    overflow: hidden;
    display: flex;
    flex-direction: column;
  }

  .mortgage-table-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem;
    border-bottom: 1px solid var(--mortgage-color-border);
    background-color: rgba(59, 130, 246, 0.05);
  }

  .mortgage-table-title {
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--mortgage-color-text-light);
    margin: 0;
  }

  .mortgage-toggle-btn {
    font-size: 0.625rem;
    background-color: var(--mortgage-color-bg-primary);
    border: 1px solid var(--mortgage-color-border);
    padding: 0.375rem 0.75rem;
    border-radius: 0.5rem;
    color: var(--mortgage-color-text-secondary);
    font-weight: 700;
    cursor: pointer;
    transition: all 0.2s ease;
    box-shadow: 0 1px 2px rgba(0, 0, 0, 0.05);
  }

  .mortgage-toggle-btn:hover {
    background-color: var(--mortgage-color-bg-secondary);
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
  }

  .mortgage-toggle-btn:active {
    transform: scale(0.95);
  }

  .mortgage-table-scroll {
    overflow-x: auto;
    max-height: 500px;
    overflow-y: auto;
  }

  .mortgage-table {
    width: 100%;
    text-align: left;
    border-collapse: collapse;
    font-size: 0.75rem;
  }

  .mortgage-table thead {
    position: sticky;
    top: 0;
    background-color: var(--mortgage-color-bg-secondary);
    z-index: 10;
    box-shadow: 0 1px 2px rgba(0, 0, 0, 0.05);
  }

  .mortgage-table-cell {
    padding: 0.75rem 0.5rem;
    color: var(--mortgage-color-text-secondary);
    font-weight: 500;
  }

  .mortgage-table thead .mortgage-table-cell {
    color: var(--mortgage-color-text-light);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
  }

  .mortgage-table-interest {
    text-align: right;
    color: var(--mortgage-color-danger);
  }

  .mortgage-table thead .mortgage-table-interest {
    color: var(--mortgage-color-danger);
  }

  .mortgage-table-principal {
    text-align: right;
    color: var(--mortgage-color-success);
  }

  .mortgage-table thead .mortgage-table-principal {
    color: var(--mortgage-color-success);
  }

  .mortgage-table-extra {
    text-align: right;
    color: var(--mortgage-color-primary);
  }

  .mortgage-table thead .mortgage-table-extra {
    color: var(--mortgage-color-primary);
  }

  .mortgage-table-balance {
    text-align: right;
    color: var(--mortgage-color-text-light);
    padding-right: 0.5rem;
  }

  .mortgage-table tbody .mortgage-table-row {
    border-bottom: 1px solid var(--mortgage-color-border);
    transition: background-color 0.2s ease;
  }

  .mortgage-table tbody .mortgage-table-row:hover {
    background-color: rgba(59, 130, 246, 0.05);
  }

  .mortgage-table-dash {
    opacity: 0.2;
  }

  .mortgage-table-footer {
    padding: 1.5rem 0.5rem;
    text-align: center;
    font-size: 0.625rem;
    color: var(--mortgage-color-text-light);
    font-style: italic;
    background-color: rgba(59, 130, 246, 0.02);
  }

  .mortgage-table-footer-btn {
    margin-left: 0.25rem;
    text-decoration: underline;
    font-weight: 700;
    color: var(--mortgage-color-primary);
    cursor: pointer;
    background: none;
    border: none;
    padding: 0;
  }

  .mortgage-table-paid {
    font-style: normal;
    font-weight: 700;
    color: var(--mortgage-color-success);
    text-transform: uppercase;
    letter-spacing: 0.05em;
  }