/* ===== ALHP page (on top of the shared JK tools site.css) ===== */
[hidden]{display:none!important}
/* logo banner: same size as the Tools page (1085 px) */
.brand a{max-width:1115px}
.brand img{width:1085px}
.alhp{display:grid;grid-template-columns:380px minmax(0,1fr);gap:24px;align-items:start;margin-top:24px}
.ap{padding:22px 22px 24px;align-self:start}
.fs{border:0;margin:0;padding:0;min-width:0}
.fs[disabled]{opacity:.55}
.ap-h{font-size:12px;letter-spacing:.14em;text-transform:uppercase;color:var(--muted);margin:0 0 14px}
.lbl{display:block;font-weight:600;font-size:14px;color:var(--ink);margin:0 0 6px;line-height:1.3}
.opt{font-weight:500;color:var(--muted);font-size:12.5px}
.in{position:relative}
.in input[type=file]{padding:10px 12px;font-size:14px;font-weight:500}
.in input.sm{padding-right:40px}
.seg{display:flex;background:#eef4fb;border:1px solid #d9e6f4;border-radius:10px;padding:3px;gap:2px}
.seg label{flex:1;position:relative;cursor:pointer;margin:0}
.seg input{position:absolute;opacity:0;pointer-events:none}
.seg span{display:block;text-align:center;font:600 13.5px var(--font);color:var(--navy);padding:8px 6px;border-radius:8px;white-space:nowrap}
.seg input:checked+span{background:#fff;box-shadow:0 1px 4px rgba(10,30,60,.12)}
.seg input:focus-visible+span{outline:2px solid var(--blue);outline-offset:1px}
.row2{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:8px;align-items:stretch}
.row2 .btn-s{min-height:48px}
.in input{padding-right:14px}
.g2 .in input{padding-right:46px}
.tools-row{display:flex;gap:8px;flex-wrap:wrap;margin-top:8px}
a.btn-s{display:inline-flex;align-items:center}
.bands{display:grid;grid-template-columns:repeat(auto-fill,minmax(58px,1fr));gap:6px}
.bands label{position:relative;margin:0}
.bands input{position:absolute;opacity:0;pointer-events:none}
.bands span{display:flex;align-items:center;justify-content:center;height:36px;border-radius:999px;border:1px solid var(--field);background:#fff;font:700 13.5px var(--font);color:var(--navy);cursor:pointer}
.bands input:checked+span{background:var(--navy);border-color:var(--navy);color:#fff}
.bands input:focus-visible+span{outline:2px solid var(--blue);outline-offset:2px}
.brg{display:grid;grid-template-columns:128px minmax(0,1fr);gap:14px;align-items:center}
.rose{width:128px;height:128px;cursor:pointer;touch-action:none;user-select:none}
.rose .ring{fill:#f4f8fc;stroke:#d9e6f4}.rose .tick{stroke:#b9c6d6}.rose .tick.maj{stroke:var(--navy);stroke-width:2}
.rose text{font:700 11px var(--font);fill:var(--navy)}.rose .needle{fill:var(--blue)}.rose .hub{fill:var(--navy)}
.brg-r output{display:block;font-size:30px;font-weight:700;color:var(--ink);line-height:1}.brg-r output small{font-size:14px;color:var(--muted);font-weight:600;margin-left:4px}
.brg-r input[type=range]{width:100%;margin:12px 0 6px;accent-color:var(--navy)}
.quick{display:flex;gap:6px;flex-wrap:wrap}
.quick button{border:1px solid var(--field);background:#fff;border-radius:999px;font:600 12px var(--font);color:var(--navy);padding:4px 10px;cursor:pointer}
.quick button:hover{border-color:var(--navy)}
.hts{display:grid;gap:8px;margin-top:10px}
.ht{display:grid;grid-template-columns:96px minmax(0,1fr);gap:10px;align-items:center}
.ht .k{font-size:13px;font-weight:600;color:var(--text)}
.ht input[type=range]{grid-column:1/-1;width:100%;accent-color:var(--navy);margin:0}
.more{margin:6px 0 16px}
.more summary.more-s{cursor:pointer;list-style:none;display:flex;align-items:center;gap:12px;width:100%;min-height:56px;padding:10px 14px;border:1px solid #c9d6e6;border-radius:10px;background:#f4f8fc;color:var(--navy);font-weight:700;font-size:15px;line-height:1.25;transition:border-color .15s,background .15s;-webkit-tap-highlight-color:transparent}
.more summary.more-s::-webkit-details-marker{display:none}
.more summary.more-s:hover{border-color:var(--navy);background:#eef4fb}
.more summary.more-s:focus-visible{outline:2px solid var(--blue);outline-offset:2px}
.more[open] summary.more-s{border-color:var(--navy);background:#eef4fb;margin-bottom:14px}
.more-i{flex:none;display:grid;place-items:center;width:34px;height:34px;border-radius:8px;background:#fff;border:1px solid #d7e4f2}
.more-i svg{width:20px;height:20px;fill:none;stroke:var(--navy);stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
.more-t{flex:1;min-width:0}
.more-t small{display:block;margin-top:2px;font-weight:500;font-size:13px;color:var(--muted)}
.more-c{flex:none;display:grid;place-items:center;width:24px;height:24px}
.more-c svg{width:20px;height:20px;fill:none;stroke:var(--navy);stroke-width:2.4;stroke-linecap:round;stroke-linejoin:round;transition:transform .2s}
.more[open] .more-c svg{transform:rotate(180deg)}
@media (prefers-reduced-motion:reduce){.more summary.more-s,.more-c svg{transition:none}}
.run{width:100%;margin-top:4px}
.vh-submit{position:absolute!important;width:1px;height:1px;padding:0;margin:-1px;border:0;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
.ap .autohint{margin:4px 0 0;justify-content:flex-start;text-align:left}
.ap .livehint{display:none}
.js .ap .livehint{display:flex}
.results{position:static;display:grid;gap:24px;min-width:0}
.sum{padding:20px 22px}
.sum-h{display:flex;justify-content:space-between;align-items:baseline;gap:12px;flex-wrap:wrap;margin-bottom:14px}
.sum-h h2{margin:0;font-size:21px}
.tags{display:flex;gap:6px;flex-wrap:wrap}
.tag{display:inline-block;font-size:11.5px;font-weight:700;letter-spacing:.06em;text-transform:uppercase;color:#0b4a6e;background:#e6f3fa;border:1px solid #b9dcee;border-radius:999px;padding:3px 10px;white-space:nowrap}
.tag.gen{color:#6b5200;background:#fff6d6;border-color:#f0e2a8}
.tag.approx{color:#7a3d00;background:#fff0e0;border-color:#f3cfa6}
.kp4{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px}
.kp4 .kpi{padding:12px 14px}
.kp4 .k{font-size:11px;letter-spacing:.08em;text-transform:uppercase;color:var(--muted);font-weight:700}
.kp4 .v{display:block;font-size:24px;font-weight:700;color:var(--ink);letter-spacing:-.01em;line-height:1.25;margin-top:2px;font-variant-numeric:tabular-nums}
.kp4 .v.up{color:var(--ok)}.kp4 .v.dn{color:var(--bad)}
.kp4 em{display:block;font-style:normal;font-size:12.5px;color:var(--muted);line-height:1.4}
.say{margin:14px 0 0;font-size:15px}
.chart{padding:18px 20px 14px}
.chart-h{display:flex;justify-content:space-between;align-items:baseline;gap:10px;flex-wrap:wrap;margin-bottom:6px}
.chart-h h3{margin:0;font-size:17px;color:var(--ink)}
.lg{display:flex;gap:14px;flex-wrap:wrap;font-size:12.5px;color:var(--text);list-style:none;margin:0;padding:0}
.lg i{display:inline-block;width:18px;height:3px;border-radius:2px;vertical-align:middle;margin-right:6px;background:var(--navy)}
.lg i.flat{background:none;border-top:3px dashed #D97B0B;height:0;border-radius:0}
.lg i.trn{height:10px;background:rgba(0,55,108,.12);border-top:3px solid #00376C;border-radius:0}
.lg i.nul{width:12px;height:12px;border-radius:50%;background:#fff;border:2px solid #5b6676;box-sizing:border-box}
.rt.at i.sw{display:inline-block;width:16px;height:0;border-top:3px solid #00376C;vertical-align:middle;margin-right:6px}
.rt.at i.sw.flat{border-top:3px dashed #D97B0B}
.rt.at .nn{display:inline-block;margin-left:6px;font:600 10.5px var(--font);color:#8a4b00;background:#fdf0dc;border-radius:6px;padding:1px 6px;vertical-align:middle;white-space:nowrap}
.rt.at tr.nearnull td{color:#6b7787}
.nnote{margin-top:8px}
.lg i.gnd{height:10px;background:linear-gradient(#5aa7cc,#cfe5f1)}
.lg i.twr{background:#c0392b}
svg.plot{width:100%;height:auto;display:block}
.plot .g{stroke:#edf1f6}.plot .ax{font:13px var(--font);fill:#6b7587}.plot .axt{font:600 12.5px var(--font);fill:#37404F}
.cap{font-size:12.5px;color:var(--muted);margin:6px 2px 0}
.credit{font-size:12px;color:var(--muted);margin:8px 2px 0;border-top:1px solid var(--line);padding-top:8px}
.lobes{margin-top:14px;border-top:1px solid var(--line,#e3e8ef);padding-top:12px}
.lobes h3{margin:0 0 8px;font-size:15px}
.lob2{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}
.lob2 h4{margin:0 0 4px;font-size:11px;letter-spacing:.08em;text-transform:uppercase;color:var(--muted)}
.lob2 ol{margin:0;padding-left:20px;font-variant-numeric:tabular-nums;font-size:14px;line-height:1.6}
.rt.at td.up{color:var(--ok)}.rt.at td.dn{color:var(--bad)}
.notes{margin:10px 0 0;padding-left:18px;font-size:13px;color:var(--muted)}
.fine2{font-size:12.5px;color:var(--muted);margin:0}
.nodata{padding:22px}
.nodata .errs{background:#fff8e6;border-color:#f0dca0;color:#6b4e00}
.busy-ov{opacity:.55;transition:opacity .2s}
@media (max-width:1100px) and (orientation:portrait),(max-width:1023px){
  .alhp{grid-template-columns:minmax(0,1fr)}
  .ap{position:static}
  .kp4{grid-template-columns:repeat(2,minmax(0,1fr))}
}
@media (max-width:760px){
  .alhp{gap:16px;margin-top:16px}
  .ap{padding:18px 16px}
  .sum,.chart{padding:16px}
  .kp4 .v{font-size:21px}
  .plot .ax{font-size:14px}.plot .axt{font-size:14px}
  .seg span{font-size:13px;padding:8px 4px}
}
@media (max-width:400px){ .brg{grid-template-columns:104px minmax(0,1fr)} .rose{width:104px;height:104px} .kp4{gap:8px} .kp4 .kpi{padding:10px} }
@media print{ .ap{position:static} .alhp{display:block} }
.in input::placeholder{color:#9aa6b6;opacity:1}
.geo-msg{font-size:13px;color:var(--muted);margin:8px 0 0}.geo-msg.bad{color:var(--bad)}
.mapbox{margin-top:10px}
.map-bar{display:flex;gap:8px;align-items:center;margin-bottom:8px}
.map-bar .seg{flex:1}
.seg.sm span{padding:6px 6px;font-size:12.5px}
.map{height:300px;border-radius:10px;border:1px solid var(--line);overflow:hidden;background:#e8edf3;touch-action:none;z-index:0}
.mapbox small{display:block;margin-top:6px}
.twr-ic span{display:block;width:26px;height:26px;border-radius:50%;background:#c0392b;border:3px solid #fff;box-shadow:0 1px 6px rgba(0,0,0,.45);box-sizing:border-box}
.twr-ic span::after{content:"";position:absolute;left:10px;top:10px;width:6px;height:6px;border-radius:50%;background:#fff}
.leaflet-container{font:12px var(--font)}
.leaflet-container .leaflet-control-attribution{font-size:11px;line-height:1.35;max-width:100%;white-space:normal}
.vsw{min-width:220px}
.lg2{margin:2px 0 6px}
.plot .g0{stroke:#d3dbe6}
.plot path.g{stroke:#e2e8f0}
.plot path.g.g0{stroke:#b9c4d3}
@media (max-width:760px){ .map{height:340px} .vsw{min-width:0;flex:1 1 100%} }
@media (max-width:600px){ .rt.at .nn{display:block;margin:3px 0 0;white-space:normal;line-height:1.3} }
.field small.cov{display:block;margin-top:4px;color:var(--muted)}
/* "How ALHP works" (details under the results) and its info buttons */
.rcol{display:grid;gap:24px;min-width:0}
.how{scroll-margin-top:84px}
.how summary{font-weight:650;font-size:16px;color:var(--ink)}
.how summary>span{display:inline-flex;align-items:center;gap:10px}
.how summary:focus-visible{outline:2px solid var(--blue);outline-offset:-4px;border-radius:var(--radius)}
.how-k{display:inline-grid;place-items:center;width:22px;height:22px;border-radius:50%;border:2px solid var(--navy);flex:none}
.how-k::before{content:"i";color:var(--navy);font:italic 700 12.5px/1 Georgia,serif}
.how-b{font-size:15px;line-height:1.65;max-width:78ch}
.how-b p{margin:0 0 12px}
.how-b ul{margin:0 0 12px;padding-left:20px}.how-b li{margin:8px 0}
.how-b strong{font-weight:650;color:var(--ink)}
.how-sw{display:inline-block;width:22px;height:0;border-top:3px solid #00376C;vertical-align:middle;margin-right:8px}
.how-sw.flat{border-top:3px dashed #D97B0B}
.how-b h3.how-h{margin:22px 0 10px;padding-top:18px;border-top:1px solid var(--line);font-size:16px;font-weight:650;line-height:1.35;color:var(--ink)}
.how-b p>.how-sw{width:18px;margin:0 6px 0 0;position:relative;top:-1px}
.ch-t{display:flex;align-items:center;gap:8px}
.th-i{display:inline}
.th-i .info-b{margin:-6px 0 -6px 2px}
.info-b{display:inline-grid;place-items:center;width:28px;height:28px;margin:-4px 0;padding:0;border:0;border-radius:50%;background:none;color:var(--navy);cursor:pointer;flex:none;vertical-align:middle}
.info-b svg{width:19px;height:19px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round}
.info-b svg .dt{fill:currentColor;stroke:none}
.info-b:hover{background:#eef4fb;color:var(--blue)}
.info-b:focus-visible{outline:2px solid var(--blue);outline-offset:1px}
.th-i .info-b{display:inline-grid;width:24px;height:24px}.th-i .info-b svg{width:16px;height:16px}
@media (max-width:760px){ .how{scroll-margin-top:72px} .rcol{gap:16px} .how summary{padding:14px 16px} .how-b{padding:0 16px 16px;font-size:14.5px} }
@media print{ .info-b{display:none} }
@media (max-width:600px){ .th-i .info-b{display:none} }
/* Oct 30: "How ALHP works" on top, location search, stacking rule, terrain units, charts right under the summary */
.howwrap{margin-top:24px}
.howwrap .how{margin:0}
.locq .btn-s{min-width:76px}
.stk-rule{font-size:13px;line-height:1.45;color:var(--muted);margin:8px 0 0;padding:8px 10px;border-radius:8px;background:#f4f8fc;border:1px solid #d9e6f4}
.stk-rule.bad{color:#8a1f11;background:#fdecea;border-color:#f3c1b9}
.usw{min-width:170px;margin-left:auto}
.chart-h .lg{flex:1 1 auto}
.lobes.lobes-t{margin:0 0 16px;border-top:0;padding-top:0}
.results{scroll-margin-top:84px}
@media (max-width:760px){
  .howwrap{margin-top:16px}
  .results{gap:16px}
  .chart{padding:14px 12px 12px}
  .usw{min-width:0;flex:1 1 100%;margin-left:0}
}
/* Oct 30 pm: "Use my location" beside Find (two rows in a narrow panel); map layer bar wraps on small phones */
#m-site{container-type:inline-size}
.locq{grid-template-columns:minmax(0,1fr) minmax(0,1fr)}
.locq .in{grid-column:1/-1}
@container (min-width:540px){ .locq{grid-template-columns:minmax(0,1fr) auto auto} .locq .in{grid-column:auto} }
.locq .here{display:inline-flex;align-items:center;justify-content:center;gap:6px}
.locq .here svg{width:16px;height:16px;flex:none;fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round}
.locq .here[aria-busy=true]{opacity:.7}
@media (max-width:400px){ .map-bar{flex-wrap:wrap} .map-bar .seg{flex:1 1 100%;order:2} .map-bar .map-x{margin-left:auto} }
/* Oct 30 pm: "Enlarge map" pop-up window for picking the tower spot */
.map-enl{display:inline-flex;align-items:center;gap:6px;font:700 12.5px var(--font);color:var(--navy);background:#fff;border:2px solid rgba(0,0,0,.2);border-radius:6px;padding:5px 9px;cursor:pointer;background-clip:padding-box}
.map-enl:hover{background:#f4f8fc}
.map-enl:focus-visible{outline:2px solid var(--blue);outline-offset:2px}
.map-enl svg{width:15px;height:15px;fill:none;stroke:currentColor;stroke-width:2.2;stroke-linecap:round;stroke-linejoin:round}
html.dlg-lock,html.dlg-lock body{overflow:hidden}
.mapdlg{padding:0;border:0;border-radius:14px;background:#fff;color:inherit;box-shadow:0 24px 70px rgba(5,20,45,.45);
  width:min(85vw,1200px);height:min(85vh,850px);max-width:none;max-height:none;overflow:hidden}
.mapdlg::backdrop{background:rgba(8,22,44,.62)}
.mapdlg[open]{display:flex}
.mapdlg-in{display:flex;flex-direction:column;flex:1;min-width:0;min-height:0}
.mapdlg-hd{display:flex;align-items:center;gap:12px;padding:12px 12px 10px 18px;border-bottom:1px solid var(--line)}
.mapdlg-hd h2{margin:0;flex:1;font:700 17px var(--font);color:var(--navy)}
.mapdlg-x{width:40px;height:40px;display:inline-grid;place-items:center;border:1px solid #c9d6e6;border-radius:8px;background:#fff;color:var(--navy);cursor:pointer}
.mapdlg-x:hover{border-color:var(--navy)}
.mapdlg-x svg{width:20px;height:20px;fill:none;stroke:currentColor;stroke-width:2.4;stroke-linecap:round}
.mapdlg-bar{padding:10px 18px 0}
.mapdlg-bar .seg{max-width:460px}
.mapdlg-body{flex:1;min-height:0;padding:10px 18px 0}
.mapdlg-body .map{height:100%}
.mapdlg .map-enl{display:none}
.mapdlg-ft{display:flex;align-items:center;gap:12px;padding:10px 18px 14px}
.mapdlg-ll{flex:1;margin:0;font-size:13.5px;color:var(--muted);min-width:0}
.mapdlg-done{min-height:44px;padding:0 28px}
@media (max-width:1023px){ .mapdlg{width:90vw;height:90vh} }
@media (max-width:600px){
  .mapdlg{width:calc(100vw - 16px);height:calc(100vh - 32px);height:calc(100dvh - 32px);border-radius:12px}
  .mapdlg-hd{padding:8px 8px 8px 14px} .mapdlg-hd h2{font-size:16px}
  .mapdlg-bar,.mapdlg-body{padding-left:10px;padding-right:10px} .mapdlg-bar .seg{max-width:none}
  .mapdlg-ft{padding:8px 10px 10px} .mapdlg-done{padding:0 20px}
  .map-enl span{display:none}
}
/* Dropdowns: sized to their content, with a clear chevron so they read as selectable (Oct 30) */
@media screen{
  #f .in select{width:auto;min-width:200px;max-width:100%;min-height:48px;color:var(--navy);font-weight:700;background-color:#f4f8fd;border:1.5px solid #9fb6d1;box-shadow:0 1px 2px rgba(10,30,60,.08);padding-right:58px;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%2300376C' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E"),linear-gradient(#c9d8ea,#c9d8ea);background-position:right 15px center,right 44px center;background-size:16px 16px,1px 26px;background-repeat:no-repeat;touch-action:manipulation}
  #f .in select:hover{border-color:var(--navy);background-color:#e9f1fb}
  #f .in select:focus{border-color:var(--blue);background-color:#fff;box-shadow:0 0 0 4px rgba(20,129,174,.18)}
  #f .in select:disabled{cursor:default;opacity:.7}
  #f .in select#ant{min-width:220px;font-size:17px}
}