{# §1256 Year-End Mark-to-Market table for /tax?view=performance #}
{% if mtm_rows %}
<section class="rounded-lg border border-hairline p-4 mt-6" id="section-1256-mtm">
  <header class="flex items-baseline justify-between mb-3">
    <h3 class="text-base font-semibold">§1256 Year-End Mark-to-Market</h3>
    <span class="text-xs text-label-2">IRC §1256(a)(1) — open contracts at Dec 31</span>
  </header>
  <table class="w-full text-sm">
    <thead class="text-left text-xs uppercase text-label-2">
      <tr>
        <th class="py-1">Year</th>
        <th class="py-1">Ticker</th>
        <th class="py-1">Contract</th>
        <th class="py-1 text-right">Basis</th>
        <th class="py-1 text-right">FMV</th>
        <th class="py-1 text-right">Unrealized</th>
        <th class="py-1 text-right">LT (60%)</th>
        <th class="py-1 text-right">ST (40%)</th>
        <th class="py-1">Source</th>
      </tr>
    </thead>
    <tbody>
      {% for m in mtm_rows %}
      <tr style="border-top: 0.5px solid var(--color-hairline);">
        <td class="py-1">{{ m.tax_year }}</td>
        <td class="py-1 font-mono">{{ m.ticker }}</td>
        <td class="py-1 font-mono text-xs text-label-2">
          {%- set parts = m.position_key.split("|") -%}
          {{ parts[1] }} {{ parts[3] }} {{ parts[2] }}
        </td>
        <td class="py-1 text-right tabular-nums">${{ "%.2f"|format(m.basis_before) }}</td>
        <td class="py-1 text-right tabular-nums">${{ "%.2f"|format(m.fmv) }}</td>
        <td class="py-1 text-right tabular-nums {% if m.unrealized_pnl < 0 %}text-neg{% else %}text-pos{% endif %}">
          ${{ "%.2f"|format(m.unrealized_pnl) }}
        </td>
        <td class="py-1 text-right tabular-nums">${{ "%.2f"|format(m.long_term_portion) }}</td>
        <td class="py-1 text-right tabular-nums">${{ "%.2f"|format(m.short_term_portion) }}</td>
        <td class="py-1 text-xs">
          {%- if m.fmv_source == "yahoo_close" -%}
            <span class="text-label-2">Yahoo close</span>
          {%- elif m.fmv_source == "black_scholes" -%}
            <span class="text-warn" title="Estimated via Black-Scholes from underlying close">Black-Scholes</span>
          {%- elif m.fmv_source == "intrinsic" -%}
            <span class="text-label-2">Intrinsic</span>
          {%- else -%}
            <span class="text-neg" title="FMV unavailable — treated as zero">missing</span>
          {%- endif -%}
        </td>
      </tr>
      {% endfor %}
    </tbody>
  </table>
  <p class="text-xs text-label-2 mt-2">
    "Black-Scholes" or "missing" indicates an estimate that may differ from your 1099-B / Form 6781.
  </p>
</section>
{% endif %}