    /* Affiliate Earnings Calculator — Custom Styles */

    .calc-form {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 20px;
    }

    .calc-form .input-group {
      display: flex;
      flex-direction: column;
      gap: 6px;
    }

    .calc-form .input-group.full-width {
      grid-column: 1 / -1;
    }

    .calc-form label {
      font-size: 0.8rem;
      font-weight: 600;
      color: var(--color-text-secondary);
      text-transform: uppercase;
      letter-spacing: 0.05em;
    }

    .calc-form .label-hint {
      font-size: 0.72rem;
      font-weight: 400;
      color: var(--color-text-muted);
      text-transform: none;
      letter-spacing: 0;
    }

    .calc-form input[type="number"],
    .calc-form select {
      padding: 12px 16px;
      border: 1px solid var(--color-border);
      border-radius: var(--radius-sm);
      font-family: var(--font-body);
      font-size: 1rem;
      color: var(--color-text);
      background: var(--color-surface);
      transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
      outline: none;
    }

    .calc-form input[type="number"] {
      -moz-appearance: textfield;
    }

    .calc-form input[type="number"]::-webkit-inner-spin-button,
    .calc-form input[type="number"]::-webkit-outer-spin-button {
      -webkit-appearance: none;
      margin: 0;
    }

    .calc-form input[type="number"]:focus,
    .calc-form select:focus {
      border-color: var(--color-primary);
      box-shadow: 0 0 0 3px var(--color-primary-light);
    }

    .calc-form input[type="number"]::placeholder {
      color: var(--color-text-muted);
    }

    .calc-form input[type="number"]:disabled {
      opacity: 0.5;
      cursor: not-allowed;
      background: var(--color-bg);
    }

    .calc-section-label {
      grid-column: 1 / -1;
      font-size: 0.75rem;
      font-weight: 700;
      text-transform: uppercase;
      letter-spacing: 0.08em;
      color: var(--color-text-muted);
      padding-top: 8px;
      border-top: 1px solid var(--color-border-light);
      margin-top: 4px;
    }

    .calc-section-label:first-child {
      border-top: none;
      padding-top: 0;
      margin-top: 0;
    }

    .calc-btn-row {
      grid-column: 1 / -1;
      display: flex;
      gap: 12px;
      margin-top: 4px;
    }

    .btn-calculate {
      flex: 1;
      padding: 14px 32px;
      font-size: 1rem;
    }

    .btn-reset {
      padding: 14px 24px;
      font-size: 1rem;
    }

    /* Results Section */
    .results-section {
      display: none;
      margin-top: 32px;
      padding-top: 28px;
      border-top: 1px solid var(--color-border-light);
      animation: fadeInUp 0.4s cubic-bezier(0.16, 1, 0.3, 1) both;
    }

    .results-section.visible {
      display: block;
    }

    .results-header {
      text-align: center;
      margin-bottom: 28px;
    }

    .earnings-hero {
      display: inline-flex;
      flex-direction: column;
      align-items: center;
      gap: 8px;
      padding: 28px 48px;
      border-radius: var(--radius-lg);
      background: linear-gradient(135deg, #ecfdf5, #d1fae5);
      min-width: 280px;
    }

    .earnings-hero .earnings-label {
      font-size: 0.75rem;
      font-weight: 600;
      text-transform: uppercase;
      letter-spacing: 0.08em;
      color: #065f46;
      opacity: 0.85;
    }

    .earnings-hero .earnings-value {
      font-size: 2.8rem;
      font-weight: 700;
      line-height: 1;
      font-family: var(--font-body);
      letter-spacing: -0.03em;
      color: #047857;
    }

    .earnings-hero .earnings-sub {
      font-size: 0.95rem;
      font-weight: 500;
      color: #065f46;
    }

    /* Metric Cards Grid */
    .metric-cards-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 12px;
      margin-top: 24px;
    }

    .metric-card {
      padding: 18px 16px;
      background: var(--color-bg);
      border: 1px solid var(--color-border-light);
      border-radius: var(--radius-sm);
      text-align: center;
    }

    .metric-card .metric-card-label {
      font-size: 0.7rem;
      font-weight: 600;
      text-transform: uppercase;
      letter-spacing: 0.05em;
      color: var(--color-text-muted);
      margin-bottom: 6px;
    }

    .metric-card .metric-card-value {
      font-size: 1.3rem;
      font-weight: 700;
      color: var(--color-text);
      font-family: var(--font-mono);
    }

    .metric-card .metric-card-note {
      font-size: 0.72rem;
      color: var(--color-text-muted);
      margin-top: 4px;
    }

    /* Annual Estimate */
    .annual-estimate {
      margin-top: 24px;
      padding: 20px 24px;
      background: var(--color-primary-light);
      border: 1px solid var(--color-primary-subtle);
      border-radius: var(--radius-md);
      text-align: center;
    }

    .annual-estimate .annual-label {
      font-size: 0.8rem;
      font-weight: 600;
      text-transform: uppercase;
      letter-spacing: 0.06em;
      color: var(--color-primary);
      margin-bottom: 8px;
    }

    .annual-estimate .annual-value {
      font-size: 2rem;
      font-weight: 700;
      color: var(--color-primary);
      font-family: var(--font-mono);
    }

    .annual-estimate .annual-note {
      font-size: 0.85rem;
      color: var(--color-text-secondary);
      margin-top: 6px;
    }

    /* Scenario Comparison Table */
    .scenario-section {
      margin-top: 28px;
      padding: 20px 24px;
      background: var(--color-bg);
      border: 1px solid var(--color-border-light);
      border-radius: var(--radius-md);
    }

    .scenario-title {
      font-size: 0.8rem;
      font-weight: 600;
      text-transform: uppercase;
      letter-spacing: 0.06em;
      color: var(--color-text-muted);
      margin-bottom: 16px;
    }

    .scenario-table {
      width: 100%;
      border-collapse: collapse;
      font-size: 0.88rem;
    }

    .scenario-table th {
      text-align: left;
      padding: 10px 12px;
      font-size: 0.72rem;
      font-weight: 600;
      text-transform: uppercase;
      letter-spacing: 0.05em;
      color: var(--color-text-muted);
      border-bottom: 2px solid var(--color-border-light);
    }

    .scenario-table td {
      padding: 10px 12px;
      border-bottom: 1px solid var(--color-border-light);
    }

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

    .scenario-table .scenario-name {
      font-weight: 600;
      color: var(--color-text-secondary);
    }

    .scenario-table .scenario-value {
      font-family: var(--font-mono);
      font-weight: 600;
      color: var(--color-text);
    }

    .scenario-table tr.active-scenario {
      background: var(--color-primary-light);
    }

    .scenario-table tr.active-scenario .scenario-name {
      color: var(--color-primary);
    }

    .scenario-multipliers {
      display: flex;
      gap: 16px;
      margin-top: 12px;
      flex-wrap: wrap;
    }

    .scenario-multipliers .multiplier-group {
      display: flex;
      flex-direction: column;
      gap: 4px;
    }

    .scenario-multipliers label {
      font-size: 0.7rem;
      font-weight: 600;
      text-transform: uppercase;
      letter-spacing: 0.04em;
      color: var(--color-text-muted);
    }

    .scenario-multipliers input[type="number"] {
      width: 80px;
      padding: 6px 10px;
      border: 1px solid var(--color-border);
      border-radius: var(--radius-sm);
      font-family: var(--font-body);
      font-size: 0.85rem;
      color: var(--color-text);
      background: var(--color-surface);
      outline: none;
      -moz-appearance: textfield;
    }

    .scenario-multipliers input[type="number"]::-webkit-inner-spin-button,
    .scenario-multipliers input[type="number"]::-webkit-outer-spin-button {
      -webkit-appearance: none;
      margin: 0;
    }

    .scenario-multipliers input[type="number"]:focus {
      border-color: var(--color-primary);
      box-shadow: 0 0 0 3px var(--color-primary-light);
    }

    /* Growth Projection */
    .growth-section {
      margin-top: 28px;
      padding: 20px 24px;
      background: var(--color-bg);
      border: 1px solid var(--color-border-light);
      border-radius: var(--radius-md);
    }

    .growth-header {
      display: flex;
      align-items: center;
      justify-content: space-between;
      flex-wrap: wrap;
      gap: 12px;
      margin-bottom: 16px;
    }

    .growth-title {
      font-size: 0.8rem;
      font-weight: 600;
      text-transform: uppercase;
      letter-spacing: 0.06em;
      color: var(--color-text-muted);
    }

    .growth-rate-input {
      display: flex;
      align-items: center;
      gap: 8px;
    }

    .growth-rate-input label {
      font-size: 0.78rem;
      font-weight: 500;
      color: var(--color-text-secondary);
    }

    .growth-rate-input input[type="number"] {
      width: 70px;
      padding: 6px 10px;
      border: 1px solid var(--color-border);
      border-radius: var(--radius-sm);
      font-family: var(--font-body);
      font-size: 0.85rem;
      color: var(--color-text);
      background: var(--color-surface);
      outline: none;
      text-align: center;
      -moz-appearance: textfield;
    }

    .growth-rate-input input[type="number"]::-webkit-inner-spin-button,
    .growth-rate-input input[type="number"]::-webkit-outer-spin-button {
      -webkit-appearance: none;
      margin: 0;
    }

    .growth-rate-input input[type="number"]:focus {
      border-color: var(--color-primary);
      box-shadow: 0 0 0 3px var(--color-primary-light);
    }

    .growth-table {
      width: 100%;
      border-collapse: collapse;
      font-size: 0.84rem;
    }

    .growth-table th {
      text-align: left;
      padding: 8px 10px;
      font-size: 0.7rem;
      font-weight: 600;
      text-transform: uppercase;
      letter-spacing: 0.05em;
      color: var(--color-text-muted);
      border-bottom: 2px solid var(--color-border-light);
    }

    .growth-table td {
      padding: 8px 10px;
      border-bottom: 1px solid var(--color-border-light);
      font-family: var(--font-mono);
      font-size: 0.82rem;
    }

    .growth-table tr:last-child td {
      border-bottom: none;
      font-weight: 700;
    }

    .growth-table td:first-child {
      font-family: var(--font-body);
      font-weight: 500;
      color: var(--color-text-secondary);
    }

    .growth-total {
      display: flex;
      justify-content: space-between;
      align-items: center;
      margin-top: 12px;
      padding: 12px 14px;
      background: var(--color-primary-light);
      border: 1px solid var(--color-primary-subtle);
      border-radius: var(--radius-sm);
    }

    .growth-total-label {
      font-size: 0.8rem;
      font-weight: 600;
      text-transform: uppercase;
      letter-spacing: 0.05em;
      color: var(--color-primary);
    }

    .growth-total-value {
      font-size: 1.2rem;
      font-weight: 700;
      font-family: var(--font-mono);
      color: var(--color-primary);
    }

    /* Responsive */
    @media (max-width: 768px) {
      .calc-form {
        grid-template-columns: 1fr;
      }

      .metric-cards-grid {
        grid-template-columns: 1fr 1fr;
      }

      .earnings-hero {
        padding: 24px 36px;
      }

      .earnings-hero .earnings-value {
        font-size: 2.2rem;
      }

      .scenario-table {
        font-size: 0.8rem;
      }

      .scenario-table th,
      .scenario-table td {
        padding: 8px 8px;
      }

      .growth-table {
        font-size: 0.78rem;
      }
    }

    @media (max-width: 480px) {
      .metric-cards-grid {
        grid-template-columns: 1fr;
      }

      .calc-btn-row {
        flex-direction: column;
      }

      .btn-reset {
        width: 100%;
      }

      .scenario-multipliers {
        flex-direction: column;
      }

      .growth-header {
        flex-direction: column;
        align-items: flex-start;
      }
    }

    /* Print Styles */
    @media print {
      .no-print,
      .ad-zone,
      .calc-btn-row,
      #site-header,
      #site-footer,
      .scenario-multipliers,
      .growth-rate-input {
        display: none !important;
      }

      .results-section {
        display: block !important;
        border-top: none;
        padding-top: 0;
      }

      .tool-workspace {
        border: none;
        box-shadow: none;
        padding: 0;
      }

      .earnings-hero {
        background: #f0fdf4 !important;
        -webkit-print-color-adjust: exact;
        print-color-adjust: exact;
      }

      body {
        font-size: 12pt;
      }
    }
