{# Inline projection form (§6.2 Pr1). Posts to /tax/projection-config; HTMX
   swaps the result back into #projection-tab-content. #}

<form data-testid="projection-form"
      hx-post="/tax/projection-config"
      hx-target="#projection-tab-content"
      hx-swap="outerHTML"
      class="grid gap-3 sm:grid-cols-2 mt-3 panel">
  <div>
    <label class="block label-uc">Filing status</label>
    <select name="filing_status" required class="bg-surface text-text rounded-md px-2 py-1 text-[13px] w-full">
      {% set _fs = (tax_brackets_cfg.filing_status if tax_brackets_cfg else 'single') %}
      <option value="single" {% if _fs == 'single' %}selected{% endif %}>Single</option>
      <option value="mfj" {% if _fs == 'mfj' %}selected{% endif %}>Married filing jointly</option>
      <option value="mfs" {% if _fs == 'mfs' %}selected{% endif %}>Married filing separately</option>
      <option value="hoh" {% if _fs == 'hoh' %}selected{% endif %}>Head of household</option>
    </select>
  </div>
  <div>
    <label class="block label-uc">State (ISO; blank for federal-only)</label>
    <input type="text" name="state" maxlength="2"
           value="{{ tax_brackets_cfg.state if tax_brackets_cfg else '' }}"
           class="bg-surface text-text rounded-md px-2 py-1 text-[13px] w-full" placeholder="e.g. CA"/>
  </div>
  <div>
    <label class="block label-uc">Federal marginal rate</label>
    <input type="number" name="federal_marginal_rate" step="0.001" min="0" max="0.5" required
           value="{{ tax_brackets_cfg.federal_marginal_rate if tax_brackets_cfg else 0.24 }}"
           class="bg-surface text-text rounded-md px-2 py-1 text-[13px] w-full" placeholder="0.24"/>
    <p class="text-[11px] text-label-2 mt-1">Decimal — 0.24 means 24%.</p>
  </div>
  <div>
    <label class="block label-uc">State marginal rate</label>
    <input type="number" name="state_marginal_rate" step="0.001" min="0" max="0.2"
           value="{{ tax_brackets_cfg.state_marginal_rate if tax_brackets_cfg else '' }}"
           class="bg-surface text-text rounded-md px-2 py-1 text-[13px] w-full" placeholder="0.093"/>
    <p class="text-[11px] text-label-2 mt-1">Decimal — 0.093 means 9.3%.</p>
  </div>
  <div>
    <label class="block label-uc">LTCG rate</label>
    <input type="number" name="ltcg_rate" step="0.01" min="0" max="0.3" required
           value="{{ tax_brackets_cfg.ltcg_rate if tax_brackets_cfg else 0.15 }}"
           class="bg-surface text-text rounded-md px-2 py-1 text-[13px] w-full" placeholder="0.15"/>
    <p class="text-[11px] text-label-2 mt-1">Decimal — 0.15 means 15%.</p>
  </div>
  <div>
    <label class="block label-uc">Qualified dividend rate</label>
    <input type="number" name="qualified_div_rate" step="0.01" min="0" max="0.3"
           value="{{ tax_brackets_cfg.qualified_div_rate if tax_brackets_cfg else 0.15 }}"
           class="bg-surface text-text rounded-md px-2 py-1 text-[13px] w-full" placeholder="0.15"/>
    <p class="text-[11px] text-label-2 mt-1">Decimal — 0.15 means 15%.</p>
  </div>
  <div class="sm:col-span-2 text-right">
    <button type="submit" class="btn">Save tax rates</button>
  </div>
  <p class="sm:col-span-2 text-[11px] text-label-2 leading-[1.5]">
    Saved locally to <code>~/.net_alpha/config.yaml</code>. Nothing leaves your machine.
  </p>
</form>