.net-area-tool { margin-block: 28px; padding-top: 22px; border-top: 2px solid var(--green-dark, #203b2b); scroll-margin-top: 20px; }
.net-area-tool *, .net-area-tool *::before, .net-area-tool *::after { box-sizing: border-box; }
.net-area-tool h2 { margin: 0 0 12px; }
.net-area-tool h3 { margin: 0 0 12px; font-size: 1.05rem; }
.net-area-tool p { line-height: 1.6; }
.net-area-tool .cutout-tool-layout { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 24px; align-items: start; }
.net-area-tool .cutout-group { margin: 0 0 18px; padding: 0 0 16px; min-width: 0; border: 0; border-bottom: 1px solid var(--line, #c5d5c9); }
.net-area-tool legend { padding: 0; margin-bottom: 10px; font-size: .98rem; font-weight: 700; color: var(--ink, #20332a); }
.net-area-tool .cutout-fields, .net-area-tool .cutout-row-fields { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; }
.net-area-tool label { display: block; min-width: 0; color: var(--ink, #20332a); font-size: .9rem; font-weight: 600; }
.net-area-tool label span { font-size: .8rem; font-weight: 400; }
.net-area-tool input, .net-area-tool select { display: block; width: 100%; min-width: 0; min-height: 46px; margin-top: 6px; font-size: 16px; }
.net-area-tool small { display: block; margin-top: 6px; color: var(--muted, #53685a); font-size: .85rem; font-weight: 400; line-height: 1.5; }
.net-area-tool [hidden] { display: none !important; }
.net-area-tool button { min-height: 44px; padding: 9px 14px; border: 1px solid #a4b7a8; border-radius: 3px; background: #edf2e9; color: #20332a; font: inherit; font-size: .9rem; touch-action: manipulation; }
.net-area-tool button:hover { background: #e2eadc; }
.net-area-tool button:disabled { cursor: not-allowed; opacity: .6; }
.net-area-tool :is(button, input, select, textarea):focus-visible { outline: 3px solid #286b4e; outline-offset: 3px; }
.net-area-tool .cutout-row { padding: 12px 0; border-top: 1px dashed #a4b7a8; }
.net-area-tool .cutout-row-head { display: flex; align-items: center; justify-content: space-between; gap: 8px; margin-bottom: 10px; }
.net-area-tool .cutout-row-head strong { font-size: .9rem; }
.net-area-tool .cutout-row-fields label:first-child { grid-column: 1 / -1; }
.net-area-tool .cutout-row-fields .cutout-count { grid-column: 1 / -1; max-width: 11rem; }
.net-area-tool .cutout-row-area { margin: 8px 0 0; font-size: .85rem; color: #6e492c; font-variant-numeric: tabular-nums; }
.net-area-tool .cutout-results { min-width: 0; padding: 18px; background: #edf2e9; border: 1px solid #c5d5c9; }
.net-area-tool .cutout-result-grid { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 12px; }
.net-area-tool .cutout-result-grid p { margin: 0; font-size: .9rem; color: #20332a; }
.net-area-tool .cutout-result-grid p span { display: block; font-size: .8rem; }
.net-area-tool .cutout-result-grid strong { font-size: clamp(1.1rem, 2.6vw, 1.6rem); font-variant-numeric: tabular-nums; overflow-wrap: anywhere; }
.net-area-tool .cutout-result-grid .cutout-result-area { grid-column: 1 / -1; }
.net-area-tool #cutout-status, .net-area-tool #cutout-copy-status { font-size: .87rem; }
.net-area-tool #cutout-copy { background: #203b2b; color: #fffefa; }
.net-area-tool #cutout-copy:hover { background: #315b49; }
.net-area-tool #cutout-copy-fallback { width: 100%; min-height: 180px; margin-top: 12px; font: inherit; font-size: .85rem; }
.net-area-tool .cutout-ledger { margin-top: 20px; }
.net-area-tool .cutout-ledger-grid { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 8px 12px; font-size: .85rem; }
.net-area-tool .cutout-ledger-grid strong { font-variant-numeric: tabular-nums; text-align: right; overflow-wrap: anywhere; }
.net-area-tool #cutout-breakdown { padding-left: 20px; font-size: .85rem; line-height: 1.6; }
.net-area-tool figure { margin: 22px 0 0; }
.net-area-tool img { display: block; width: 100%; height: auto; }
.net-area-tool figcaption { margin-top: 8px; font-size: .85rem; line-height: 1.5; color: var(--muted, #53685a); }
.net-area-tool .cutout-method { margin-top: 22px; font-size: .9rem; }
@media (max-width: 760px) {
  .net-area-tool .cutout-tool-layout { grid-template-columns: minmax(0, 1fr); }
  .net-area-tool .cutout-results { padding: 16px; }
}