dialog.tool-modal{box-sizing:border-box;position:fixed;width:min(720px,94vw);max-width:720px;max-height:92dvh;overflow:hidden;padding:22px 24px;border:1px solid var(--line);border-radius:20px;background:var(--bg);color:var(--ink);box-shadow:0 24px 90px #0005;display:none;grid-template-rows:auto minmax(0,1fr);gap:12px}
dialog.tool-modal[open]{display:grid}
.tool-modal #modalTitle{grid-row:1;margin:0;padding-right:90px;font-size:22px;line-height:1.2;letter-spacing:-.4px}
.tool-modal #close{position:absolute;right:14px;top:12px;margin:0;padding:6px 11px;min-height:30px;border-radius:18px;font-size:11px}
.tool-modal #detail{grid-row:2;min-height:0;overflow:auto;line-height:1.35}
.load-calculator{display:flex;flex-direction:column;gap:12px;max-width:620px;margin:0 auto}
.load-intro{margin:0;color:var(--muted);font-size:13px}
.load-columns,.load-row{display:grid;grid-template-columns:minmax(150px,1fr) minmax(88px,.5fr) minmax(64px,.32fr) 38px;align-items:center;gap:8px}
.load-columns{padding:0 4px;color:var(--muted);font-size:10px;font-weight:700;letter-spacing:.06em;text-transform:uppercase}
.load-rows{display:flex;flex-direction:column;gap:8px}
.load-row input{box-sizing:border-box;width:100%;min-width:0;height:42px;margin:0;padding:8px 10px;border:1px solid var(--line);border-radius:10px;background:var(--surface);color:var(--ink);font:inherit;font-size:14px}
.load-row input:focus-visible{outline:2px solid #338f86;outline-offset:1px}
.load-remove{width:36px;height:36px;min-height:36px;margin:0;padding:0;border:1px solid var(--line);border-radius:10px;background:var(--surface);color:var(--muted);font-size:20px;line-height:1}
.load-add{align-self:flex-start;margin:0;padding:9px 13px;border:1px solid var(--line);border-radius:10px;background:var(--surface);color:var(--ink);font-size:12px;font-weight:700}
.load-results{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-top:4px}
.load-result-card{min-width:0;padding:14px;border:1px solid var(--line);border-radius:14px;background:var(--surface)}
.load-result-card small{display:block;color:var(--muted);font-size:9px;font-weight:700;letter-spacing:.07em;line-height:1.3}
.load-result-card strong{display:block;margin-top:6px;font-size:28px;line-height:1.1;font-variant-numeric:tabular-nums}
.load-result-card:last-child{border-color:#338f8680;background:#338f860d}
.load-result-card:last-child strong{color:#338f86}
.load-note{margin:0;padding:10px 12px;border-left:3px solid #d49a4a;border-radius:0 9px 9px 0;background:var(--surface);color:var(--muted);font-size:11px;line-height:1.45}
@media(max-width:760px){
 dialog.tool-modal{inset:0;margin:auto;width:100%;height:100dvh;max-width:100%;max-height:100dvh;padding:12px 14px;border:0;border-radius:0;grid-template-rows:32px minmax(0,1fr);gap:8px}
 .tool-modal #modalTitle{font-size:19px;line-height:32px}
 .tool-modal #close{right:10px;top:8px;min-height:28px;padding:4px 9px}
 .load-calculator{gap:9px}
 .load-intro{font-size:11px}
 .load-columns,.load-row{grid-template-columns:minmax(92px,1fr) minmax(68px,.7fr) 48px 32px;gap:5px}
 .load-columns{font-size:8px}
 .load-row input{height:38px;padding:6px;font-size:12px}
 .load-remove{width:30px;height:30px;min-height:30px}
 .load-add{padding:8px 10px;font-size:11px}
 .load-results{gap:7px}
 .load-result-card{padding:10px;border-radius:11px}
 .load-result-card small{font-size:7px}
 .load-result-card strong{font-size:23px}
 .load-note{padding:8px 9px;font-size:10px}
}
@media(max-width:360px){.load-columns,.load-row{grid-template-columns:minmax(78px,1fr) minmax(62px,.7fr) 42px 30px;gap:4px}.load-result-card{padding:8px}.load-result-card strong{font-size:21px}}
.calc-menu{display:grid;gap:12px;max-width:620px;margin:8px auto}
.calc-tool-card{display:grid;grid-template-columns:minmax(0,1fr) auto auto;align-items:center;gap:13px;width:100%;min-height:88px;margin:0;padding:14px 16px;border:1px solid var(--line);border-radius:15px;background:var(--surface);color:var(--ink);text-align:left;cursor:pointer}
.calc-tool-card:not(:disabled):hover{border-color:#338f86;transform:translateY(-1px)}
.calc-tool-icon{display:grid;place-items:center;width:40px;height:40px;border:1px solid var(--line);border-radius:12px;font-size:22px;color:#338f86}
.calc-tool-card strong,.calc-tool-card small{display:block}
.calc-tool-card strong{font-size:15px}
.calc-tool-card small{margin-top:5px;color:var(--muted);font-size:11px;line-height:1.4}
.calc-tool-arrow{font-size:19px;color:#338f86}
.calc-tool-card:disabled{opacity:.64;cursor:default}
.calc-tool-status{padding:5px 8px;border:1px solid var(--line);border-radius:999px;color:var(--muted);font-size:9px;font-weight:700;white-space:nowrap}
.load-calculator{max-width:680px}
.load-back{align-self:flex-start;margin:0;padding:5px 0;border:0;background:transparent;color:#338f86;font-size:11px;font-weight:700;cursor:pointer}
.load-mode{display:grid;grid-template-columns:1fr 1fr;gap:6px;padding:4px;border:1px solid var(--line);border-radius:12px;background:var(--surface)}
.load-mode button{min-height:35px;border:1px solid transparent;border-radius:9px;background:transparent;color:var(--muted);font:inherit;font-size:11px;font-weight:700;cursor:pointer}
.load-mode button[aria-pressed="true"]{border-color:#338f8680;background:#338f8614;color:#338f86}
.load-columns,.load-row{grid-template-columns:minmax(130px,1fr) minmax(80px,.55fr) minmax(50px,.32fr) 55px 36px}
.load-calculator:not(.three-phase) .load-columns,.load-calculator:not(.three-phase) .load-row{grid-template-columns:minmax(130px,1fr) minmax(80px,.55fr) minmax(50px,.32fr) 36px}
.load-phase-heading{display:none}
.load-calculator.three-phase .load-phase-heading{display:block}
.load-row select{box-sizing:border-box;width:100%;height:42px;margin:0;padding:6px;border:1px solid var(--line);border-radius:10px;background:var(--surface);color:var(--ink);font:inherit;font-size:12px}
.load-results-three{grid-template-columns:repeat(3,minmax(0,1fr))}
.load-results-three .load-result-total{grid-column:1/-1}
.load-results-three .load-result-card{padding:11px}
.load-results-three .load-result-card strong{font-size:23px}
.load-results-single .load-result-card:last-child{border-color:#338f8680;background:#338f860d}
@media(max-width:760px){
 .calc-menu{gap:9px;margin:4px auto}
 .calc-tool-card{grid-template-columns:36px minmax(0,1fr) auto;gap:9px;min-height:72px;padding:11px}
 .calc-tool-icon{width:34px;height:34px;border-radius:10px;font-size:19px}
 .calc-tool-card strong{font-size:13px}
 .calc-tool-card small{font-size:10px}
 .load-back{font-size:10px}
 .load-mode button{min-height:32px;font-size:10px}
 .load-columns,.load-row{grid-template-columns:minmax(85px,1fr) minmax(58px,.7fr) 39px 43px 28px;gap:4px}
 .load-calculator:not(.three-phase) .load-columns,.load-calculator:not(.three-phase) .load-row{grid-template-columns:minmax(85px,1fr) minmax(58px,.7fr) 39px 28px;gap:4px}
 .load-row select{height:38px;padding:4px;font-size:10px}
 .load-results-three{gap:5px}
 .load-results-three .load-result-card{padding:8px}
 .load-results-three .load-result-card small{font-size:7px}
 .load-results-three .load-result-card strong{font-size:18px}
}
@media(max-width:390px){
 .load-columns,.load-row{grid-template-columns:minmax(74px,1fr) minmax(52px,.7fr) 34px 38px 26px;gap:3px}
 .load-calculator:not(.three-phase) .load-columns,.load-calculator:not(.three-phase) .load-row{grid-template-columns:minmax(74px,1fr) minmax(52px,.7fr) 34px 26px;gap:3px}
 .load-row input{padding:5px 4px;font-size:11px}
 .load-row select{padding:3px;font-size:9px}
 .load-results-three .load-result-card strong{font-size:16px}
}
.load-breaker-label{display:flex;align-items:center;justify-content:space-between;gap:12px;color:var(--muted);font-size:11px;font-weight:700}
.load-breaker-label select{min-width:92px;height:36px;padding:5px 9px;border:1px solid var(--line);border-radius:9px;background:var(--surface);color:var(--ink);font:inherit;font-size:12px}
.load-check{grid-column:1/-1;padding:10px 12px;border:1px solid #338f8670;border-radius:11px;background:#338f860d;color:var(--ink);font-size:11px;font-weight:700;line-height:1.45}
.load-check.over{border-color:#dc5d5d80;background:#dc5d5d12;color:#c24b4b}
.phase-margin{display:block;margin-top:5px;color:var(--muted);font-size:9px;line-height:1.25}
.phase-margin.over{color:#c24b4b}
@media(max-width:760px){
 .load-breaker-label{gap:7px;font-size:10px}
 .load-breaker-label select{min-width:76px;height:33px;font-size:11px}
 .load-check{padding:8px 9px;font-size:10px}
}

/* One clear, consistent way to return from every module to the generator */
dialog#modal #close{position:absolute;left:16px;right:auto;top:14px;z-index:5;float:none;display:inline-flex;align-items:center;justify-content:center;min-width:90px;min-height:40px;margin:0;padding:8px 13px;border:1px solid #277f77;border-radius:12px;background:linear-gradient(145deg,#41a99f,#267a72);color:#fff;box-shadow:0 4px 10px #338f8638,inset 0 1px 0 #ffffff50;font-size:12px;font-weight:700;letter-spacing:.01em;cursor:pointer}
dialog#modal #close:hover{background:linear-gradient(145deg,#4ab9ae,#2d8d83);box-shadow:0 6px 14px #338f8645,inset 0 1px 0 #ffffff65;transform:translateY(-1px)}
dialog#modal #close:active{transform:translateY(1px);box-shadow:0 2px 5px #338f8630}
dialog#modal.tool-modal #modalTitle,dialog#modal.ohm-modal #modalTitle{padding-left:108px;padding-right:0}
@media(max-width:760px){dialog#modal #close{left:10px;top:8px;min-width:82px;min-height:36px;padding:6px 10px;font-size:11px}dialog#modal.tool-modal #modalTitle,dialog#modal.ohm-modal #modalTitle{padding-left:96px;padding-right:0}}