:root{color-scheme:light;
 --ground:#F2F4F6;--surface:#FFFFFF;--surface-2:#F6F8FA;--line:#D9E0E6;--line-2:#EAEEF2;
 --ink:#14202B;--ink-2:#4B5B6B;--muted:#7B8896;
 --navy:#1B3A5C;--navy-ink:#FFFFFF;
 --accent:#E07A1F;--accent-hover:#C96A15;--accent-ink:#FFFFFF;--accent-soft:#FBEBDD;
 --good:#1E8A4C;--good-soft:#E3F3E9;--warn:#B7790A;--warn-soft:#FBF0D6;--bad:#C8412B;--bad-soft:#FBE4E0;
 --s1:#2a78d6;--s2:#1baf7a;--s3:#eda100;
 --shadow:0 1px 2px rgba(20,32,43,.05),0 3px 12px rgba(20,32,43,.05);--radius:8px}
@media (prefers-color-scheme:dark){:root:not([data-theme="light"]){color-scheme:dark;
 --ground:#0E141B;--surface:#161E27;--surface-2:#1B2530;--line:#2B3745;--line-2:#22303C;
 --ink:#E8EEF3;--ink-2:#A7B4C1;--muted:#7C8B9B;--navy:#4C7FB5;--navy-ink:#FFFFFF;
 --accent:#F0923A;--accent-hover:#F5A659;--accent-ink:#14202B;--accent-soft:#3A2A1C;
 --good:#34B36A;--good-soft:#17311F;--warn:#E3AA2B;--warn-soft:#33290F;--bad:#E4614C;--bad-soft:#3A1C18;
 --s1:#3987e5;--s2:#199e70;--s3:#c98500;--shadow:0 1px 2px rgba(0,0,0,.4),0 3px 12px rgba(0,0,0,.35)}}
:root[data-theme="dark"]{color-scheme:dark;
 --ground:#0E141B;--surface:#161E27;--surface-2:#1B2530;--line:#2B3745;--line-2:#22303C;
 --ink:#E8EEF3;--ink-2:#A7B4C1;--muted:#7C8B9B;--navy:#4C7FB5;--navy-ink:#FFFFFF;
 --accent:#F0923A;--accent-hover:#F5A659;--accent-ink:#14202B;--accent-soft:#3A2A1C;
 --good:#34B36A;--good-soft:#17311F;--warn:#E3AA2B;--warn-soft:#33290F;--bad:#E4614C;--bad-soft:#3A1C18;
 --s1:#3987e5;--s2:#199e70;--s3:#c98500;--shadow:0 1px 2px rgba(0,0,0,.4),0 3px 12px rgba(0,0,0,.35)}
*{box-sizing:border-box}
body{margin:0;background:var(--ground);color:var(--ink);font:14px/1.45 "IBM Plex Sans","Segoe UI",system-ui,sans-serif}
.mono,.num{font-family:"IBM Plex Mono",ui-monospace,Menlo,Consolas,monospace;font-variant-numeric:tabular-nums}
a{color:var(--navy)}
.topbar{height:56px;background:var(--surface);border-bottom:3px solid var(--navy);display:flex;align-items:center;gap:18px;padding:0 20px;position:sticky;top:0;z-index:5}
.brand{display:flex;align-items:center}
.brand img{height:26px;display:block}
:root[data-theme="dark"] .brand img{filter:invert(1) hue-rotate(180deg) brightness(1.15);mix-blend-mode:screen}
@media (prefers-color-scheme:dark){:root:not([data-theme="light"]) .brand img{filter:invert(1) hue-rotate(180deg) brightness(1.15);mix-blend-mode:screen}}
.brand .product{font-size:11.5px;color:var(--muted);letter-spacing:.08em;text-transform:uppercase;margin-left:12px;padding-left:12px;border-left:1px solid var(--line)}
.jobswitch{display:flex;align-items:center;gap:8px;padding:6px 10px 6px 12px;border:1px solid var(--line);border-radius:6px;background:var(--surface-2);font-weight:500;white-space:nowrap}
.jobswitch .job{color:var(--muted);font-weight:400}
.jobswitch .caret{color:var(--muted);font-size:11px}
.chip{display:inline-flex;align-items:center;gap:8px;padding:5px 11px;border-radius:999px;font-size:12.5px;font-weight:500;border:1px solid var(--line);background:var(--surface);white-space:nowrap}
.chip .dot{width:8px;height:8px;border-radius:50%;background:var(--muted);flex:none}
.chip.good .dot{background:var(--good)}.chip.warn .dot{background:var(--warn)}.chip.bad .dot{background:var(--bad)}
.chip .sub{color:var(--muted);font-weight:400}
.right{margin-left:auto;display:flex;align-items:center;gap:14px}
.topbar .chip{min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
@media (max-width:1260px){.topbar{gap:12px;padding:0 14px}.brand .product{display:none}.topbar .chip .sub{display:none}.right{gap:8px}.nav a{padding:6px 7px}}
.credits{font-size:13px;color:var(--ink-2)}.credits b{color:var(--ink);font-weight:600}
.avatar{width:32px;height:32px;border-radius:50%;background:var(--navy);color:var(--navy-ink);display:grid;place-items:center;font-weight:600;font-size:12px}
.nav{display:flex;gap:4px}.nav a{padding:6px 10px;border-radius:6px;color:var(--ink-2);text-decoration:none;font-weight:500;font-size:13px}.nav a.on{background:var(--surface-2);color:var(--ink)}
.subbar{display:none}
.shell{display:grid;grid-template-columns:330px 220px minmax(0,1fr);gap:20px;padding:20px;max-width:1500px;margin:0 auto;align-items:start}
/* inputs on the left, the action and the shot log in a sticky spine, results on the right */
.spine{position:sticky;top:72px}
.spine .log .shots{max-height:calc(100vh - 360px);overflow:auto}
.spine .paramfoot{flex-direction:column;align-items:stretch;gap:10px;border-top:0;border-radius:var(--radius);padding:14px}
.spine .foot-actions{flex-direction:column-reverse;align-items:stretch;gap:8px}
.spine .btn.primary{padding:14px 10px;font-size:15px;justify-content:center;text-align:center}
.spine .btn.primary .sub{display:block}
.spine .btn.quiet{justify-content:center;text-align:center}
.spine .reason{max-width:none;text-align:center;font-size:12px}
.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow)}
.card h2{font-size:12px;font-weight:600;letter-spacing:.06em;text-transform:uppercase;color:var(--ink-2);margin:0}
.stack{display:grid;gap:16px}
/* rail */
.drop{border:1.5px dashed var(--line);border-radius:var(--radius);padding:16px 14px;text-align:center;color:var(--ink-2);background:var(--surface)}
.drop strong{display:block;color:var(--ink);font-weight:600}
.drop .hint{font-size:12px;color:var(--muted);margin-top:2px}
.drop.loaded{border-style:solid;border-color:var(--good);background:var(--good-soft);text-align:left;display:grid;grid-template-columns:auto minmax(0,1fr);gap:10px;align-items:center}
.drop.err{border-style:solid;border-color:var(--bad);background:var(--bad-soft);text-align:left}
.drop .ico{width:34px;height:34px;border-radius:6px;background:var(--surface);display:grid;place-items:center;font-family:"IBM Plex Mono",monospace;font-size:11px;color:var(--ink-2);border:1px solid var(--line)}
.drop .fn{font-weight:600;color:var(--ink)}
.drop .meta{font-size:12px;color:var(--muted)}
.drop.err .fn{color:var(--bad)}
.drop .code{font-family:"IBM Plex Mono",monospace;font-size:12px;background:var(--surface);border:1px solid var(--line);padding:1px 6px;border-radius:4px}
.jobhead{padding:14px 16px;border-bottom:1px solid var(--line);display:flex;justify-content:space-between;align-items:start}
.jobhead .name{font-weight:600}.jobhead .meta{font-size:12px;color:var(--muted)}
.shots{list-style:none;margin:0;padding:6px}
.shots li{display:grid;grid-template-columns:30px minmax(0,1fr) auto;gap:8px;align-items:center;padding:8px 10px;border-radius:6px;font-size:13px}
.shots li.cur{background:var(--accent-soft)}
.shots .no{font-family:"IBM Plex Mono",monospace;color:var(--muted);font-size:12px}
.shots .md{font-weight:500}.shots .t{color:var(--muted);font-size:12px}
.shots .res{font-family:"IBM Plex Mono",monospace;text-align:right;font-size:12.5px}
.shots .res small{display:block;color:var(--muted);font-size:11px;font-family:"IBM Plex Sans",sans-serif}
.qdot{width:8px;height:8px;border-radius:50%;display:inline-block;margin-right:6px;vertical-align:1px}
.qdot.p{background:var(--good)}.qdot.c{background:var(--warn)}.qdot.f{background:var(--bad)}
.more{padding:8px 16px 12px;font-size:12.5px}
/* hero */
.hero{display:grid;grid-template-columns:minmax(0,1fr) 280px}
.main{container-type:inline-size;min-width:0}
#hero{scroll-margin-top:72px}
.readout{padding:20px 22px;border-right:1px solid var(--line);min-width:0}
.kicker{font-size:11.5px;color:var(--muted);display:flex;justify-content:space-between;align-items:center;gap:8px 10px;flex-wrap:wrap}
.big{display:flex;gap:30px;flex-wrap:wrap;margin-top:10px}
.big .v{font-size:40px;font-weight:500;line-height:1;letter-spacing:-.01em}
.big .u{font-size:15px;color:var(--ink-2);margin-left:3px;font-weight:400}
.big .l{font-size:12px;color:var(--muted);margin-top:7px}
.coords{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:18px;margin-top:20px}
.coords table{width:100%;border-collapse:collapse;font-size:13px}
.coords th{text-align:left;font-weight:500;color:var(--muted);font-size:11px;text-transform:uppercase;letter-spacing:.05em;padding:0 0 5px}
.coords th .copytsv{float:right;font-size:11px;text-transform:none;letter-spacing:0;font-weight:500}
.coords td{padding:4px 0;border-top:1px solid var(--line-2)}
.coords td.n{text-align:right;font-family:"IBM Plex Mono",monospace;font-variant-numeric:tabular-nums;font-weight:500}
.coords td.u{color:var(--muted);width:22px;text-align:right;padding-left:6px}
.coords table.static{grid-column:1/-1}
.coords .static th.n{text-align:right;font-family:"IBM Plex Mono",monospace}
.coords .static td.lab{color:var(--muted);font-size:11px;text-transform:uppercase;letter-spacing:.05em;white-space:nowrap}
.coords .static thead tr.sub th{padding:0 0 3px 10px;font-size:10.5px;color:var(--muted)}
.coords .static td.n{padding-left:10px}
.coords .static td.att{font-family:"IBM Plex Mono",monospace;font-variant-numeric:tabular-nums;font-size:12.5px;color:var(--ink-2);padding-left:10px}
.flip{display:inline-flex;border:1px solid var(--line);border-radius:6px;overflow:hidden;font-size:11.5px;text-transform:none;letter-spacing:0}
.flip span{padding:4px 9px;color:var(--ink-2);white-space:nowrap}.flip span.on{background:var(--navy);color:var(--navy-ink)}
.qc{padding:20px 22px}
.verdict{display:flex;align-items:center;gap:10px;font-size:15px;font-weight:600;margin-top:10px}
.badge{padding:4px 10px;border-radius:6px;font-size:12.5px;letter-spacing:.08em;font-weight:600}
.badge.pass{background:var(--good-soft);color:var(--good)}.badge.fail{background:var(--bad-soft);color:var(--bad)}.badge.check{background:var(--warn-soft);color:var(--warn)}
.qc dl{display:grid;grid-template-columns:1fr auto;gap:7px 12px;margin:14px 0 0;font-size:13px}
.qc dt{color:var(--ink-2)}.qc dd{margin:0;font-family:"IBM Plex Mono",monospace;font-variant-numeric:tabular-nums;text-align:right}
.qc .why{font-size:12.5px;color:var(--ink);margin-top:14px;padding:10px 12px;background:var(--bad-soft);border-radius:6px;line-height:1.4}
.qc .why b{color:var(--bad)}
.actions{display:flex;gap:8px;margin-top:16px;flex-wrap:wrap}
.btn{font:inherit;font-weight:500;font-size:13px;padding:8px 12px;border-radius:6px;border:1px solid var(--line);background:var(--surface);color:var(--ink);cursor:pointer;line-height:1.2}
.btn.primary{background:var(--accent);border-color:var(--accent);color:var(--accent-ink);padding:9px 18px;font-size:14px;font-weight:600;display:inline-flex;flex-direction:column;align-items:center;line-height:1.15;min-width:180px}
.btn.primary .sub{font-size:11px;font-weight:400;opacity:.92;margin-top:3px}
.btn.primary[disabled]{background:var(--surface-2);color:var(--muted);border-color:var(--line);cursor:not-allowed}
.btn.quiet{border-color:transparent;color:var(--navy);background:transparent}
/* charts */
.charts{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}
.charts2{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:16px}
.figure{padding:12px 14px 10px}
.figure h3{font-size:13px;font-weight:600;margin:0 0 6px;color:var(--ink);display:flex;justify-content:space-between;align-items:baseline;gap:8px}
.figure h3 small{font-weight:400;color:var(--muted);font-size:11.5px}
.legend{display:flex;gap:12px;font-size:11.5px;color:var(--ink-2);margin:0 0 4px}
.legend i{display:inline-block;width:12px;height:3px;border-radius:2px;vertical-align:middle;margin-right:5px}
.legend .k1 i{background:var(--s1)}.legend .k2 i{background:var(--s2)}.legend .k3 i{background:var(--s3)}
.legend .bitk i{width:9px;height:9px;border-radius:50%;background:var(--navy)}.legend .senk i{width:9px;height:9px;background:var(--accent);transform:rotate(45deg)}
svg.chart{width:100%;height:auto;display:block;font-family:"IBM Plex Sans",sans-serif}
svg .grid{stroke:var(--line-2);stroke-width:1}svg .axis{stroke:var(--line);stroke-width:1}
svg .tick,svg .axlab{font-size:10px;fill:var(--muted)}svg .note{font-size:10px;fill:var(--ink-2)}
svg .series polyline{fill:none;stroke-width:1.5;stroke-linejoin:round;stroke-linecap:round}
svg .s1{stroke:var(--s1)}svg .s2{stroke:var(--s2)}svg .s3{stroke:var(--s3)}
svg .band{fill:var(--surface-2)}svg .bandedge{stroke:var(--muted);stroke-width:1;stroke-dasharray:3 3}
svg .peak{fill:var(--surface);stroke:var(--ink);stroke-width:1.5}svg .peaklab{font-size:10.5px;fill:var(--ink);font-weight:500}
svg .ring{fill:none;stroke:var(--line-2)}svg .bit{fill:var(--navy);stroke:var(--surface);stroke-width:2}svg .sensor{fill:var(--accent);stroke:var(--surface);stroke-width:2}
svg .lab{font-size:10.5px;fill:var(--ink-2)}svg .plan{fill:none;stroke:var(--muted);stroke-dasharray:4 3;stroke-width:1.2}
/* params */
.group{padding:14px 16px;border-top:1px solid var(--line)}.group:first-child{border-top:0}
.group h2{display:flex;justify-content:space-between;align-items:center}
.group h2 .tog{font-weight:400;text-transform:none;letter-spacing:0;color:var(--muted);font-size:12px}
.group h2 .linkbtn.tog{color:var(--navy);font-weight:500}
.fields{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:10px 12px;margin-top:10px}
.fields.three{grid-template-columns:repeat(3,minmax(0,1fr))}
.field label{display:block;font-size:12px;color:var(--ink-2);margin-bottom:4px}
.field .in{display:flex;align-items:stretch;border:1px solid var(--line);border-radius:6px;background:var(--surface);height:34px;overflow:hidden}
.field .in input,.field .in .val{border:0;background:transparent;font:inherit;font-family:"IBM Plex Mono",monospace;font-variant-numeric:tabular-nums;color:var(--ink);padding:0 10px;flex:1;min-width:0;display:flex;align-items:center}
.field .in .unit{padding:0 8px;color:var(--muted);font-size:12px;border-left:1px solid var(--line-2);display:flex;align-items:center;white-space:nowrap}
.field.auto .in{background:var(--surface-2)}.field.auto .val{color:var(--muted)}
.field.auto label::after{content:" · auto";color:var(--muted)}
.field.wide{grid-column:1/-1}
.select{display:flex;justify-content:space-between;align-items:center;border:1px solid var(--line);border-radius:6px;padding:0 10px;height:34px;background:var(--surface)}
.select .caret{color:var(--muted);font-size:11px}
.seg{display:inline-flex;border:1px solid var(--line);border-radius:6px;overflow:hidden}
.seg span{padding:6px 10px;font-size:12px;color:var(--ink-2)}.seg span.on{background:var(--navy);color:var(--navy-ink)}
.hintline{font-size:12px;color:var(--muted);margin-top:8px}
.paramfoot{padding:14px 16px;border-top:1px solid var(--line);display:flex;align-items:center;gap:12px;justify-content:space-between;background:var(--surface-2);border-radius:0 0 var(--radius) var(--radius)}
.paramfoot .reason{font-size:12px;color:var(--ink-2);max-width:150px}
.empty{padding:44px 32px;text-align:center}
.empty h3{margin:0 0 6px;font-size:18px;font-weight:600}
.empty p{margin:0;color:var(--ink-2);max-width:46ch;margin:0 auto}
.banner{padding:12px 16px;border-radius:var(--radius);background:var(--bad-soft);border:1px solid var(--bad);display:flex;gap:12px;align-items:center;font-size:13.5px}
.banner b{color:var(--bad)}
.mobilebar{display:none}
[hidden]{display:none!important}
@media (max-width:1080px){
 .shell{grid-template-columns:minmax(0,1fr);padding:12px;gap:14px}
 .inputs{order:1}.main{order:2}.spine{order:3;position:static}.spine .act{display:none}
 .topbar{gap:10px;padding:0 12px}.topbar .product,.topbar .jobswitch,.topbar .chip,.topbar .nav{display:none}
 .subbar{display:flex;gap:8px;padding:10px 12px 0;overflow-x:auto;scrollbar-width:none}
 .hero{grid-template-columns:minmax(0,1fr)}.coords{grid-template-columns:minmax(0,1fr)}.readout{border-right:0;border-bottom:1px solid var(--line);padding:16px}
 .qc{padding:16px}.big{gap:22px}.big .v{font-size:32px}
 .charts{grid-template-columns:minmax(0,1fr) minmax(0,1fr)}.charts2{grid-template-columns:minmax(0,1fr)}
 .mobilebar{display:flex;position:fixed;bottom:0;left:0;right:0;padding:10px 12px;background:var(--surface);border-top:1px solid var(--line);gap:10px;align-items:center;justify-content:space-between;z-index:6}
 body{padding-bottom:76px}.credits{display:none}.paramfoot .btn.primary{display:none}
}
/* account page */
.page{max-width:1120px;margin:0 auto;padding:24px 20px;display:grid;gap:18px}
.pagehead{display:flex;justify-content:space-between;align-items:end;gap:16px;flex-wrap:wrap}
.pagehead h1{margin:0;font-size:22px;font-weight:600}.pagehead .sub{color:var(--muted);font-size:13px}
.tabs{display:flex;gap:2px;border-bottom:1px solid var(--line)}
.tabs span{padding:8px 14px;font-weight:500;color:var(--ink-2);border-bottom:2px solid transparent;margin-bottom:-1px}.tabs span.on{color:var(--ink);border-color:var(--accent)}
.tiles{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.tile{padding:16px 18px}.tile .k{font-size:11.5px;color:var(--muted);text-transform:uppercase;letter-spacing:.06em}
.tile .v{font-size:30px;font-weight:500;margin-top:6px;line-height:1.1}.tile .v small{font-size:14px;color:var(--ink-2);font-weight:400;margin-left:4px}
.tile .d{font-size:12.5px;color:var(--ink-2);margin-top:6px}
.two{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.table{width:100%;border-collapse:collapse;font-size:13px}
.table th{text-align:left;font-weight:500;font-size:11.5px;text-transform:uppercase;letter-spacing:.05em;color:var(--muted);padding:10px 12px;border-bottom:1px solid var(--line)}
.table td{padding:10px 12px;border-bottom:1px solid var(--line-2);vertical-align:top}
.table td.n,.table th.n{text-align:right;font-family:"IBM Plex Mono",monospace;font-variant-numeric:tabular-nums}
.table tr:last-child td{border-bottom:0}
.cardhead{display:flex;justify-content:space-between;align-items:center;padding:14px 16px;border-bottom:1px solid var(--line);gap:12px}
.cardhead .tools{display:flex;gap:8px}
.buy{display:flex;gap:10px;align-items:center;flex-wrap:wrap}
.stepper{display:inline-flex;border:1px solid var(--line);border-radius:6px;overflow:hidden}.stepper span{padding:7px 12px;font-family:"IBM Plex Mono",monospace}.stepper span.b{color:var(--ink-2);background:var(--surface-2)}
.pill{display:inline-block;padding:2px 8px;border-radius:999px;font-size:11.5px;font-weight:500;background:var(--surface-2);color:var(--ink-2)}
.pill.good{background:var(--good-soft);color:var(--good)}
@media (max-width:900px){.tiles,.two{grid-template-columns:1fr}}

.field .in input{width:0}.field .in .val{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.kicker b,.kicker.up{text-transform:uppercase;letter-spacing:.06em;font-weight:600}
.kicker b{color:var(--ink-2)}
.buyinfo{display:grid;grid-template-columns:auto 1fr;gap:6px 14px;font-size:12.5px;margin-top:14px;padding-top:12px;border-top:1px solid var(--line-2)}.buyinfo dt{color:var(--muted)}.buyinfo dd{margin:0}

/* ===================== app additions (beyond the mockup tokens) ===================== */
.brand{text-decoration:none;color:inherit}
.topbar .right .nav a{text-decoration:none}
.iconbtn{font-size:15px;padding:6px 9px}
.usermenu{position:relative}
.usermenu summary{list-style:none;cursor:pointer}
.usermenu summary::-webkit-details-marker{display:none}
.usermenu .menu{position:absolute;right:0;top:40px;background:var(--surface);border:1px solid var(--line);border-radius:8px;box-shadow:var(--shadow);min-width:220px;padding:6px;z-index:20;display:grid}
.usermenu .menu a{padding:8px 10px;border-radius:6px;color:var(--ink);text-decoration:none;font-size:13.5px}
.usermenu .menu a:hover{background:var(--surface-2)}
.menu-head{padding:8px 10px 6px;border-bottom:1px solid var(--line-2);margin-bottom:4px;font-size:13px}
.menu-foot{padding:8px 10px 4px;border-top:1px solid var(--line-2);margin-top:4px;font-size:11px}
.muted{color:var(--muted)}.small{font-size:12.5px}
.jobswitch{cursor:pointer;font:inherit;color:inherit}
.linkbtn{background:none;border:0;padding:0;font:inherit;color:var(--navy);cursor:pointer}
.btn.compact{padding:7px 12px;font-size:13px;min-width:0}
.btn.primary.compact{flex-direction:row}
.btn:disabled{opacity:.7;cursor:not-allowed}
.btn.primary .sub:empty{display:none}
.field > span,.field .lbl{display:block;font-size:12px;color:var(--ink-2);margin-bottom:4px}
.field > span em{font-style:normal;color:var(--muted)}
.field > input,.field > select,.field > textarea{width:100%;font:inherit;color:var(--ink);background:var(--surface);border:1px solid var(--line);border-radius:6px;padding:7px 10px;box-sizing:border-box}
.field > textarea{font-family:"IBM Plex Mono",ui-monospace,Menlo,monospace;font-size:12.5px}
.field .in select{border:0;background:transparent;font:inherit;color:var(--ink);padding:0 8px;flex:1;min-width:0}
.field select{width:100%;font:inherit;color:var(--ink);background:var(--surface);border:1px solid var(--line);border-radius:6px;padding:7px 10px;height:34px}
.field .in input:invalid{color:var(--bad)}
.check{display:flex;gap:8px;align-items:center;font-size:13px;color:var(--ink-2);margin:8px 0}
details.adv summary{list-style:none;cursor:pointer}
details.adv summary::-webkit-details-marker{display:none}
details.adv summary h2 .tog::after{content:" ▸"}
details.adv[open] summary h2 .tog::after{content:" ▾"}
.foot-actions{display:flex;gap:8px;align-items:center;flex-wrap:wrap;justify-content:flex-end}
.paramfoot{flex-wrap:wrap}
/* result column adapts to its own width (container queries), never overflows */
@container (max-width:620px){.hero{grid-template-columns:minmax(0,1fr)}.readout{border-right:0;border-bottom:1px solid var(--line)}.coords{grid-template-columns:minmax(0,1fr)}.charts2{grid-template-columns:minmax(0,1fr)}.big .v{font-size:34px}}
@container (max-width:560px){.charts{grid-template-columns:minmax(0,1fr) minmax(0,1fr)}}
@container (max-width:440px){.charts{grid-template-columns:minmax(0,1fr)}}
.figure svg,.card svg{max-width:100%;height:auto}
/* quality list: passes are one line each; messages on demand */
.qc:not(.verbose) .checks li.pass .msg,.qc:not(.verbose) .checks li.skip .msg{display:none}
.checks{gap:5px}
.qc .kicker .linkbtn{font-size:11px;text-transform:none;letter-spacing:0;font-weight:500}
.hintbox.small{margin-top:14px;font-size:12.5px;padding:8px 12px;background:var(--accent-soft);border-radius:8px;line-height:1.4}
.hintbox.small summary{cursor:pointer;list-style:none}.hintbox.small summary::-webkit-details-marker{display:none}
.hintbox.small summary::after{content:" ▸";color:var(--muted)}.hintbox.small[open] summary::after{content:" ▾"}
.hero.fresh{animation:fresh 1.8s ease-out}
@keyframes fresh{0%{box-shadow:0 0 0 3px var(--accent)}100%{box-shadow:var(--shadow)}}
@media (prefers-reduced-motion:reduce){.hero.fresh{animation:none}}
.shots li{cursor:pointer}
.shots li:hover{background:var(--surface-2)}
.shots li.cur:hover{background:var(--accent-soft)}
.shots li .res small{white-space:nowrap}
.shots li.loaded .res{color:var(--muted)}
.checks{list-style:none;margin:12px 0 0;padding:0;display:grid;gap:7px;font-size:12.5px}
.checks li{display:grid;grid-template-columns:auto minmax(0,1fr);gap:8px;align-items:start;line-height:1.35}
.checks .st{display:inline-block;min-width:44px;text-align:center;font-size:10.5px;font-weight:600;letter-spacing:.06em;text-transform:uppercase;padding:2px 5px;border-radius:4px;background:var(--surface-2);color:var(--ink-2);margin-top:1px}
.checks .st.pass{background:var(--good-soft);color:var(--good)}.checks .st.check{background:var(--warn-soft);color:var(--warn)}.checks .st.fail{background:var(--bad-soft);color:var(--bad)}.checks .st.info{background:var(--accent-soft);color:var(--accent)}
.checks .lab{font-weight:600;color:var(--ink)}
.checks .msg{color:var(--ink-2)}
.checks li.skip{opacity:.7}
.badge.check{background:var(--warn-soft);color:var(--warn)}
.truthbox{margin-top:16px;padding:12px 14px;border-radius:8px;background:var(--accent-soft);border:1px solid var(--accent);font-size:13px}
.truthbox b{color:var(--accent)}
.truthbox table{margin-top:6px;font-size:12.5px;border-collapse:collapse}
.truthbox td{padding:2px 10px 2px 0}
.banner.info{background:var(--surface-2);border-color:var(--line)}
.banner.warn{background:var(--warn-soft);border-color:var(--warn)}
.banner.good{background:var(--good-soft);border-color:var(--good)}
.alert{padding:10px 14px;border-radius:8px;font-size:13.5px;margin:0 0 14px;border:1px solid var(--line);background:var(--surface-2)}
.alert.good{background:var(--good-soft);border-color:var(--good)}.alert.warn{background:var(--warn-soft);border-color:var(--warn)}.alert.bad{background:var(--bad-soft);border-color:var(--bad)}
.login{display:grid;place-items:center;min-height:calc(100vh - 80px);padding:20px}
.login-card{width:min(420px,100%);padding:28px 26px}
.login-card h1{margin:0 0 6px;font-size:24px}
.login-card .field{margin:14px 0}
.login-card .btn.primary{width:100%;margin-top:6px}
.modal{position:fixed;inset:0;background:rgba(10,16,24,.45);display:grid;place-items:center;z-index:50;padding:16px}
.modal-card{background:var(--surface);border:1px solid var(--line);border-radius:10px;box-shadow:var(--shadow);padding:20px 22px;width:min(520px,100%);max-height:92vh;overflow:auto}
.modal-card.wide{width:min(820px,100%)}
.modal-card h3{margin:0 0 6px;font-size:18px}
.modal-card h4{margin:0 0 4px;font-size:14px}
.modal-actions{display:flex;justify-content:flex-end;gap:8px;margin-top:16px}
.modal .field{margin:10px 0}
.row{display:flex;gap:8px;align-items:center}
.row input,.row select{flex:1;min-width:0;font:inherit;color:var(--ink);background:var(--surface);border:1px solid var(--line);border-radius:6px;padding:7px 10px}
.training{margin-top:16px;padding:14px 16px;border-radius:8px;background:var(--surface-2);border:1px dashed var(--line)}
.toast{position:fixed;left:50%;bottom:24px;transform:translateX(-50%);background:var(--ink);color:var(--surface);padding:10px 16px;border-radius:8px;font-size:13.5px;box-shadow:var(--shadow);z-index:60;max-width:min(560px,90vw)}
.toast.bad{background:var(--bad);color:#fff}.toast.good{background:var(--good);color:#fff}
.empty .hintbox{margin:14px auto 0;padding:10px 14px;background:var(--accent-soft);border-radius:8px;max-width:52ch;font-size:13.5px;text-align:left}
.figure .legend{flex-wrap:wrap}
.tabs a{text-decoration:none;color:var(--ink-2);padding:8px 14px;font-weight:500;border-bottom:2px solid transparent;margin-bottom:-1px}
.tabs a.on{color:var(--ink);border-color:var(--accent)}
.table td.num,.num{font-family:"IBM Plex Mono",ui-monospace,Menlo,monospace;font-variant-numeric:tabular-nums}
.share-shell{grid-template-columns:1fr;max-width:1120px}
.share-params{padding:16px}
.kv{display:grid;grid-template-columns:repeat(auto-fill,minmax(180px,1fr));gap:8px 16px;font-size:13px}
.kv div span{display:block;color:var(--muted);font-size:11.5px}
.kv div b{font-family:"IBM Plex Mono",ui-monospace,Menlo,monospace;font-weight:500}
svg .truth{fill:none;stroke:var(--accent);stroke-width:1.5;stroke-dasharray:3 2}
body.dragging .drop{border-color:var(--accent);background:var(--accent-soft)}
.drop{cursor:pointer}
.drop:focus-visible{outline:2px solid var(--accent);outline-offset:2px}
.drop.loaded .fn{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.hero .readout.dim{opacity:.55}
@media (max-width:900px){.brand img{height:20px}#feedback-btn{padding:6px 8px}.usermenu .menu{right:-8px}.modal-card.wide .two{grid-template-columns:1fr}.tiles{grid-template-columns:1fr}.pagehead{align-items:start}}
@media print{.topbar,.subbar,.mobilebar,.inputs,.spine,.actions,#feedback-btn{display:none!important}.shell{display:block}.card{box-shadow:none;break-inside:avoid}}

/* analysis additions */
svg .linemark{fill:var(--surface);stroke:var(--muted);stroke-width:1.2}
svg .linemark.fam{stroke:var(--warn);fill:var(--warn-soft)}
svg .errbar{stroke:var(--s1);stroke-width:1.3;opacity:.7}
svg .pt{fill:var(--s1);stroke:var(--surface);stroke-width:1.5}
svg .pt.hollow{fill:var(--surface);stroke:var(--s1)}
.pm{font-size:12px;color:var(--muted);font-family:"IBM Plex Mono",ui-monospace,Menlo,monospace;margin-left:6px;font-weight:400}
.big .pm{font-size:13px}
.lines{width:100%;border-collapse:collapse;font-size:11.5px;margin-top:8px}
.lines th{text-align:left;color:var(--muted);font-weight:500;padding:2px 6px 4px;border-bottom:1px solid var(--line-2)}
.lines td{padding:2px 6px;border-bottom:1px solid var(--line-2);font-family:"IBM Plex Mono",ui-monospace,Menlo,monospace;font-variant-numeric:tabular-nums}
.lines tr.sig td{color:var(--good);font-weight:600}
.lines tr.fam td{color:var(--warn)}
.lines .tag{font-family:"IBM Plex Sans",sans-serif;font-size:10.5px;padding:0 5px;border-radius:999px;border:1px solid currentColor;margin-left:4px}
.seg.mini span{padding:2px 8px;font-size:11px}
.figure h3 .seg{margin-left:auto}
.details-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px 24px}
.details-grid h4{margin:0 0 6px;font-size:12px;letter-spacing:.06em;text-transform:uppercase;color:var(--ink-2)}
.details-grid dl{display:grid;grid-template-columns:auto 1fr;gap:3px 12px;margin:0;font-size:12.5px}
.details-grid dt{color:var(--ink-2)}
.details-grid dd{margin:0;font-family:"IBM Plex Mono",ui-monospace,Menlo,monospace;font-variant-numeric:tabular-nums;text-align:right}
.details-grid .wide{grid-column:1/-1}
.scanrow{display:flex;gap:8px;align-items:center;flex-wrap:wrap;margin-top:8px}
.scanrow select,.scanrow input{font:inherit;color:var(--ink);background:var(--surface);border:1px solid var(--line);border-radius:6px;padding:6px 8px}
.scanrow input{flex:1;min-width:160px;font-family:"IBM Plex Mono",monospace}
.ubreak{width:100%;border-collapse:collapse;font-size:12.5px;margin-top:6px}
.ubreak th,.ubreak td{padding:3px 6px;text-align:right;border-bottom:1px solid var(--line-2)}
.ubreak th:first-child,.ubreak td:first-child{text-align:left;color:var(--ink-2)}
.ubreak td{font-family:"IBM Plex Mono",ui-monospace,Menlo,monospace;font-variant-numeric:tabular-nums}
.approach{padding:12px 14px 8px}
.approach .row-h{display:flex;justify-content:space-between;align-items:baseline;gap:10px;flex-wrap:wrap}
.approach h3{margin:0;font-size:13px;font-weight:600}
.approach .charts2{margin-top:8px}
.approach .figure{padding:6px 0 0}
.momentcal{font-size:12.5px;color:var(--ink-2);margin-top:6px}
@media (max-width:900px){.details-grid{grid-template-columns:1fr}}

/* enlarged spectrum */
.spec-zoomable{cursor:zoom-in}
.modal-card.xwide{width:min(1100px,100%)}
.bs-bar{display:flex;gap:14px;align-items:center;flex-wrap:wrap;margin:6px 0 4px}
#bs-chart svg{touch-action:none;cursor:crosshair;user-select:none}
svg .xhair{stroke:var(--ink-2);stroke-width:1;stroke-dasharray:2 3;pointer-events:none}
svg .xdot{fill:var(--surface);stroke:var(--ink);stroke-width:1.5;pointer-events:none}
svg .xlab{font-size:12px;fill:var(--ink);font-weight:500;paint-order:stroke;stroke:var(--surface);stroke-width:3px;pointer-events:none}
svg .zoomsel{fill:var(--navy);opacity:.12;pointer-events:none}
#spec-modal .row-h{display:flex;justify-content:space-between;align-items:baseline;gap:10px}#spec-modal h3 small{font-weight:400;font-size:13px}
.snapshot .actions,.snapshot .copytsv,.snapshot #qc-more{display:none!important}
.coords table.mwdcmp{grid-column:1/-1}.coords .mwdcmp thead tr.sub th{font-size:10.5px;padding:0 0 3px}.coords .mwdcmp th.n{text-align:right}
.mwdnote{grid-column:1/-1;font-size:12.5px;color:var(--ink-2);margin-top:-6px}
.extrap{margin-top:14px}.extrap h4{margin:0 0 4px;font-size:13px}.extrap h4 small{font-weight:400}.extrap tr[data-shot]{cursor:pointer}.extrap tr[data-shot]:hover td{background:var(--surface-2)}
.field > span em.carried{white-space:nowrap;margin-left:6px;color:var(--warn);font-weight:500;font-size:11px}