/* Extracted from inline <style> block(s) for CSP style-src compliance. */
.tool-panel { background: var(--surface); border: 1px solid var(--border); border-radius: var(--r-lg); padding: 32px; }
    .mode-tabs { display:flex; gap:10px; margin-bottom:24px; flex-wrap:wrap; }
    .calc-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
    .field { display: flex; flex-direction: column; gap: 7px; }
    .field.full { grid-column: 1 / -1; }
    .field label { font-size: 12.5px; font-weight: 600; letter-spacing: .02em; color: #c8d8ec; }
    .field input[type=text], .field input[type=date], .field textarea { background: rgba(0,0,0,.28); border: 1px solid var(--border); border-radius: 12px; color: #fff; font-size: 14.5px; padding: 12px 14px; font-family: inherit; }
    .field textarea { resize: vertical; min-height: 60px; }
    .field input:focus, .field textarea:focus { outline: none; border-color: var(--blue2); }
    .preview-box { background: rgba(0,0,0,.25); border: 1px solid var(--border); border-radius: var(--r-md); padding: 22px; margin-top: 28px; white-space: pre-wrap; font-size: 14.5px; line-height: 1.7; color: #dbe8fa; }
    .tool-actions { display: flex; gap: 12px; margin-top: 20px; flex-wrap: wrap; }
    @media (max-width: 700px) { .calc-grid { grid-template-columns: 1fr; } }