.pool-calc{display:grid;grid-template-columns:264px minmax(0,1fr) minmax(0,1.15fr);grid-template-areas:"picker inputs stage" "picker details stage";grid-template-rows:auto 1fr;align-items:start;background:var(--surface);border-radius:20px;overflow:hidden;box-shadow:0 1px #ffffff0f inset,0 40px 70px -45px #0f1b2db3;border:1px solid rgba(15,27,45,.08);transition:box-shadow .25s ease-out}@keyframes poolLoadPulse{0%{box-shadow:0 0 0 4px #b8894a8c,0 40px 70px -45px #0f1b2db3}to{box-shadow:0 1px #ffffff0f inset,0 40px 70px -45px #0f1b2db3}}.pool-calc.is-loaded{animation:poolLoadPulse 1.1s ease-out}.pool-calc .pool-picker{grid-area:picker;width:264px;box-sizing:border-box;border:0;margin:0;padding:16px 14px;border-inline-end:1px solid var(--line);background:#fafaf8;display:flex;flex-direction:column;gap:14px}.pool-calc .pool-picker legend{float:left;width:100%;padding:0;font-size:14px;font-weight:500;color:var(--muted);margin-bottom:6px}.pool-calc 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li[data-astro-cid-chvt3jlv]::marker{color:var(--brass-dk);font-weight:600}.formulas-grid[data-astro-cid-chvt3jlv]{max-width:1000px;margin-inline:auto;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px;margin-top:24px}@media(min-width:760px){.formula-box[data-astro-cid-chvt3jlv]:last-child{grid-column:span 2}}@media(max-width:759px){.formulas-grid[data-astro-cid-chvt3jlv]{grid-template-columns:1fr}}.formula-box[data-astro-cid-chvt3jlv]{background:var(--surface);border:1px solid var(--line);border-radius:12px;padding:18px 20px;display:flex;flex-direction:column;justify-content:space-between;align-items:flex-start;cursor:pointer;transition:border-color .15s,box-shadow .15s,transform .15s}.formula-box[data-astro-cid-chvt3jlv]:hover{border-color:var(--brass);box-shadow:0 4px 14px #0f1b2d14;transform:translateY(-2px)}.formula-box[data-astro-cid-chvt3jlv]:focus-visible{outline:none;border-color:var(--brass);box-shadow:0 0 0 3px #b8894a40}.formula-box[data-astro-cid-chvt3jlv]:hover .load-setup-btn[data-astro-cid-chvt3jlv]{background:var(--brass);color:#fff}.formula-content[data-astro-cid-chvt3jlv]{width:100%}.formula-box[data-astro-cid-chvt3jlv] h3[data-astro-cid-chvt3jlv]{font-family:var(--serif);font-size:20px;font-weight:600;margin:0 0 8px;color:var(--ink)}.formula-line[data-astro-cid-chvt3jlv]{background:#fafaf8;border:1px solid var(--line);border-radius:8px;padding:8px 12px;margin:0 0 10px;width:100%;box-sizing:border-box}.formula-line[data-astro-cid-chvt3jlv] code[data-astro-cid-chvt3jlv]{font-family:var(--serif);font-size:16px;font-weight:600;color:var(--brass-dk)}.formula-desc[data-astro-cid-chvt3jlv]{margin:0 0 14px;color:var(--ink-2);font-size:15px;line-height:1.5}.pool-static-diagram[data-astro-cid-chvt3jlv]{max-width:1000px;margin:24px auto 0;background:var(--surface);border:1px solid var(--line);border-radius:14px;padding:20px;display:flex;flex-direction:column;align-items:center;transition:border-color .15s,box-shadow .15s}.pool-static-diagram[data-astro-cid-chvt3jlv]:hover{border-color:var(--brass);box-shadow:0 4px 14px #0f1b2d0f}.measure-grid[data-astro-cid-chvt3jlv]{width:100%;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px;align-items:end}.measure-panel[data-astro-cid-chvt3jlv]{display:flex;flex-direction:column;align-items:center;cursor:pointer;border-radius:8px;padding:4px;transition:background-color .15s}.measure-panel[data-astro-cid-chvt3jlv]:hover{background-color:#ddbc8814}.measure-panel[data-astro-cid-chvt3jlv]:focus-visible{outline:2px solid var(--brass);outline-offset:2px}.panel-sub[data-astro-cid-chvt3jlv]{margin-top:8px;font-size:14px;font-weight:500;color:var(--muted);text-align:center}.pool-static-diagram[data-astro-cid-chvt3jlv] svg[data-astro-cid-chvt3jlv]{width:100%;height:auto;--edge: var(--ink);--ax: 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