:root{color-scheme:dark;--bg:#0b1120;--panel:#111a2c;--surface:#172238;--border:#28354a;--fg:#ecf1f8;--muted:#95a4b9;--accent:#70dcc5;--accentBg:#153b3b;--input:#0c1627}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--fg);font:15px/1.55 system-ui,-apple-system,Segoe UI,Arial,sans-serif}button,input,select,textarea{font:inherit}button{cursor:pointer}.shell{display:flex;min-height:100vh}.sidebar{width:246px;flex:0 0 246px;border-right:1px solid var(--border);position:sticky;top:0;height:100vh;display:flex;flex-direction:column;padding:24px 14px;background:var(--panel)}.brand{display:flex;align-items:center;gap:11px;padding:4px 10px 34px}.mark{display:grid;place-items:center;width:41px;height:41px;background:var(--accent);border-radius:12px;font-size:26px;color:#0a1e1e}.brand b{font-size:19px;display:block;line-height:1.2}.brand small{font-size:11px;color:var(--muted)}.side-caption,.eyebrow{font-size:10px;font-weight:800;letter-spacing:1.7px;color:var(--accent)}.side-caption{padding:0 14px 12px;color:var(--muted)}.navbtn{display:flex;align-items:center;text-align:left;gap:12px;border:0;background:transparent;color:var(--muted);padding:11px 12px;width:100%;border-radius:10px;margin:2px 0;font-weight:650;font-size:13px}.navbtn.active,.navbtn:hover{background:var(--surface);color:var(--fg)}.navbtn .symbol{font-size:19px;width:24px;text-align:center}.navbtn small{margin-left:auto;opacity:.6}.sidebar-footer{margin-top:auto;font-size:11px;color:var(--accent);padding:12px;line-height:1.5}.sidebar-footer p{color:var(--muted);margin:4px 0}.dot{display:inline-block;width:7px;height:7px;background:var(--accent);border-radius:50%;margin-right:5px}.main{flex:1;min-width:0;padding:0 max(28px,calc((100vw - 1350px)/2))}.topbar{height:72px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--border)}.crumb{font-size:11px;font-weight:750;letter-spacing:1.5px;color:var(--muted)}.crumb span{color:var(--fg)}.topright{display:flex;gap:14px;align-items:center}.tiny-pill{border:1px solid var(--border);padding:4px 10px;border-radius:30px;font-size:10px;color:var(--muted)}.iconbtn{background:var(--surface);color:var(--fg);border:1px solid var(--border);border-radius:9px;width:34px;height:34px}h1,h2,p{margin-top:0}.hero{padding:43px 0 34px}.hero h1{font-size:clamp(29px,4.4vw,52px);letter-spacing:-1.9px;line-height:1.12;margin:13px 0 13px}.hero em{font-style:normal;color:var(--accent)}.hero>p{max-width:670px;color:var(--muted);font-size:14px}.hero-stats{display:flex;gap:44px;margin-top:29px}.hero-stats div{display:flex;flex-direction:column}.hero-stats strong{font-size:26px;line-height:1.15}.hero-stats span{color:var(--muted);font-size:12px}.toolbar{display:flex;gap:12px;margin:5px 0 30px}.search{flex:1;background:var(--panel);border:1px solid var(--border);border-radius:11px;display:flex;align-items:center;padding:0 15px;gap:12px}.search span{font-size:25px;color:var(--muted)}.search input{background:transparent;border:0;outline:none;color:var(--fg);width:100%;padding:14px 0;font-size:13px}select,input,textarea{accent-color:var(--accent)}select{background:var(--panel);border:1px solid var(--border);color:var(--fg);border-radius:10px;padding:0 13px}.section-heading{display:flex;align-items:flex-end;justify-content:space-between;margin-bottom:18px}.section-heading h2{font-size:23px;letter-spacing:-.6px;margin:3px 0 0}.section-heading>span{font-size:12px;color:var(--muted)}.muted{color:var(--muted)}.cards{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px}.tool-card{position:relative;background:var(--panel);border:1px solid var(--border);border-radius:13px;padding:17px;text-align:left;color:var(--fg);min-height:157px;display:flex;flex-direction:column;transition:border-color .2s,transform .2s}.tool-card.ready:hover{border-color:var(--accent);transform:translateY(-2px)}.tool-card:not(.ready){cursor:default;opacity:.75}.card-top{display:flex;justify-content:space-between;align-items:center}.tile-icon{background:var(--surface);border-radius:10px;display:grid;place-items:center;width:38px;height:38px;font-size:19px}.tag{font-size:10px;font-weight:700;border-radius:20px;padding:3px 8px;background:var(--surface);color:var(--muted)}.tag.ready{background:var(--accentBg);color:var(--accent)}.tool-card b{margin-top:17px;font-size:13px}.tool-card p{margin:4px 0 0;color:var(--muted);font-size:11px;line-height:1.45}.work-head{margin:24px 0}.work-head h1{font-size:36px;margin:8px 0}.work-head p{color:var(--muted)}.back{margin-top:25px;background:transparent;border:0;color:var(--accent);padding:0}.tool-body{background:var(--panel);border:1px solid var(--border);border-radius:16px;padding:25px;max-width:960px;min-height:220px}.form-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:17px}.field{display:flex;flex-direction:column;gap:6px}.field.wide{grid-column:1/-1}.field label{font-size:12px;font-weight:700;color:var(--muted)}.field input,.field select,.field textarea{width:100%;background:var(--input);border:1px solid var(--border);border-radius:9px;color:var(--fg);padding:12px;min-width:0}.field input[type=file]{padding:10px}.field textarea{min-height:95px;resize:vertical}.actions{margin-top:20px;display:flex;gap:10px;flex-wrap:wrap}.primary,.secondary{padding:11px 18px;border-radius:9px;font-weight:700;font-size:13px}.primary{background:var(--accent);color:#092220;border:0}.secondary{background:var(--surface);border:1px solid var(--border);color:var(--fg)}.result{margin-top:19px;border:1px solid var(--border);background:var(--input);border-radius:10px;padding:16px;white-space:pre-wrap;overflow-wrap:anywhere}.result b{color:var(--accent)}.help{font-size:12px;color:var(--muted);margin:13px 0 0}.preview{max-width:100%;max-height:350px;border-radius:9px;object-fit:contain;display:block;margin-top:15px}.checkrow{display:flex;gap:10px;align-items:center;font-size:12px;color:var(--muted)}footer{color:var(--muted);font-size:11px;padding:42px 0;text-align:center}body.light{--bg:#f3f6fa;--panel:#fff;--surface:#eef3f8;--border:#dce5ed;--fg:#142236;--muted:#637286;--accent:#087f73;--accentBg:#d8f4ed;--input:#f7f9fc;color-scheme:light}@media(max-width:1000px){.cards{grid-template-columns:repeat(2,minmax(0,1fr))}.sidebar{width:205px;flex-basis:205px}.main{padding:0 24px}}@media(max-width:700px){.shell{display:block}.sidebar{height:auto;position:static;width:100%;padding:13px 12px;display:block;border-bottom:1px solid var(--border)}.brand{padding:4px 0 10px}.side-caption,.sidebar-footer{display:none}#nav{display:flex;overflow-x:auto;gap:5px}.navbtn{width:auto;white-space:nowrap;padding:8px 10px;flex-shrink:0}.navbtn small{display:none}.main{padding:0 17px}.topbar{height:53px}.hero{padding:28px 0}.hero-stats{gap:20px}.cards{grid-template-columns:repeat(2,minmax(0,1fr));gap:8px}.tool-card{padding:13px;min-height:150px}.toolbar{flex-direction:column}.toolbar select{padding:12px}.form-grid{grid-template-columns:1fr}.tool-body{padding:16px}.work-head h1{font-size:27px}}@media(max-width:390px){.cards{grid-template-columns:1fr}}[hidden]{display:none!important}
/* V2 interactive tools */
.v2panel{margin-top:24px;padding:20px;border:1px solid var(--border,#334155);border-radius:16px;background:var(--card,#142132)}.v2head{display:flex;justify-content:space-between;align-items:center;gap:14px;margin-bottom:16px;flex-wrap:wrap}.v2head span{font-size:12px;color:var(--muted,#9ba8b4)}.v2options{display:grid;grid-template-columns:repeat(auto-fit,minmax(175px,1fr));gap:12px;margin:12px 0 18px}.v2options label{font-size:13px;display:flex;flex-direction:column;gap:7px}.v2options input,.v2options select,.v2table input{width:100%;max-width:100%;padding:10px;border:1px solid #506276;border-radius:8px;background:var(--input,#142030);color:var(--text,#e5eaf0);box-sizing:border-box}.v2options input[type=checkbox]{width:auto;align-self:start}.v2figure{width:100%;overflow-x:auto}.v2figure svg{max-width:100%;height:auto;display:block;margin:auto}.v2scroll{overflow:auto;max-width:100%}.v2table{width:100%;min-width:850px;border-collapse:collapse;margin:14px 0}.v2table th,.v2table td{padding:5px;border-bottom:1px solid #334457}.v2table th{text-align:left;font-size:12px}.v2table input{min-width:100px;font-size:13px}.v2rowact{display:flex;gap:2px}.v2rowact button{border:1px solid #58677b;color:inherit;background:transparent;border-radius:6px;cursor:pointer;min-width:27px;padding:5px}.v2canvas{max-width:100%;width:100%;height:auto;background:#101d2b;border-radius:12px}.v2panel .actions{display:flex;gap:8px;flex-wrap:wrap;margin:14px 0}.v2panel .help{line-height:1.6}
/* PA Coverage editor v2.2 */
.cov h2{margin:0 0 6px}.cov h3{font-size:14px;margin:18px 0 9px}.cov-h{display:flex;justify-content:space-between;gap:12px;align-items:start}.cov-toolbar{display:flex;gap:8px;align-items:end;flex-wrap:wrap;margin:12px 0}.cov-toolbar label,.cov-room label,.cov-fields label{display:flex;flex-direction:column;gap:4px;font-size:12px;color:var(--muted)}.cov-toolbar label:has(input[type=checkbox]){flex-direction:row;align-items:center}.cov input,.cov select{min-height:37px;padding:7px;border-radius:7px;background:var(--input);border:1px solid var(--border);color:var(--fg);max-width:100%;min-width:0}.cov-room{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:9px;padding:13px;border:1px solid var(--border);border-radius:10px}.cov-main{display:grid;grid-template-columns:minmax(0,1fr) 235px;gap:15px;margin-top:16px}.cov-map{border:1px solid var(--border);border-radius:12px;overflow:hidden;touch-action:none;background:#101b29}.cov-map svg{width:100%;height:auto;display:block;touch-action:none;user-select:none}.cov-side{border:1px solid var(--border);border-radius:12px;padding:10px}.cov-item{width:100%;padding:8px;color:var(--fg);background:var(--surface);border:1px solid var(--border);border-radius:7px;margin:3px 0;text-align:left;font-size:12px}.cov-item.active{outline:2px solid var(--accent)}.cov-item span{display:block;font-size:10px;color:var(--muted)}.cov-fields{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:6px}.cov-fields input{width:100%}.cov-summary{margin-top:20px}.cov-reference{font-size:13px}.cov-table{overflow:auto}.cov-table table{width:100%;border-collapse:collapse;font-size:12px;min-width:650px}.cov-table th,.cov-table td{border-bottom:1px solid var(--border);padding:9px;text-align:left}.cov-file{background:var(--surface);padding:10px;border-radius:8px;cursor:pointer}.cov-file input{max-width:185px;font-size:11px}@media(max-width:1150px){.cov-main{grid-template-columns:1fr}.cov-fields{grid-template-columns:repeat(3,1fr)}}@media(max-width:640px){.cov-room{grid-template-columns:repeat(2,1fr)}.cov-fields{grid-template-columns:repeat(2,1fr)}}