/* e-Sens ROI. AquaCore "Deep Water" brand system (see AquaCoreWebsite/docs/01-BRAND-SYSTEM.md). */
@font-face{font-family:Outfit;font-weight:300;font-display:swap;src:url(fonts/outfit-latin-300-normal.woff2) format("woff2")}
@font-face{font-family:Outfit;font-weight:400;font-display:swap;src:url(fonts/outfit-latin-400-normal.woff2) format("woff2")}
@font-face{font-family:Outfit;font-weight:500;font-display:swap;src:url(fonts/outfit-latin-500-normal.woff2) format("woff2")}
@font-face{font-family:Outfit;font-weight:600;font-display:swap;src:url(fonts/outfit-latin-600-normal.woff2) format("woff2")}
@font-face{font-family:"IBM Plex Mono";font-weight:400;font-display:swap;src:url(fonts/ibm-plex-mono-latin-400-normal.woff2) format("woff2")}
@font-face{font-family:"IBM Plex Mono";font-weight:500;font-display:swap;src:url(fonts/ibm-plex-mono-latin-500-normal.woff2) format("woff2")}

:root{
  --abyss:#03101a; --deep:#071c29; --mid:#0b2739; --raise:#0f2f45; --navy:#0f2f56;
  --blue:#3d9bd7; --blue-lt:#7ec4ee; --orange:#e8492b; --orange-lt:#ff7d55;
  --ink:#eaf4f8; --muted:#8dafbe; --dim:#5c7f8f; --line:rgba(160,205,225,.13); --line2:rgba(160,205,225,.22);
  --sans:Outfit,"Segoe UI",system-ui,sans-serif; --mono:"IBM Plex Mono",ui-monospace,Consolas,monospace;
  --r:14px; --hdr:60px;
  color-scheme:dark;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-padding-top:calc(var(--hdr) + 16px)}
body{margin:0;min-height:100vh;background:var(--deep) radial-gradient(1200px 600px at 85% -10%,rgba(61,155,215,.12),transparent 60%);
  background-attachment:fixed;color:var(--ink);font:300 16px/1.55 var(--sans);font-variant-numeric:tabular-nums;
  padding-bottom:env(safe-area-inset-bottom,0)}
button,input,select{font:inherit;color:inherit}
button{cursor:pointer}
:focus-visible{outline:2px solid var(--blue-lt);outline-offset:2px}
[hidden]{display:none!important}
.num{font-variant-numeric:tabular-nums;white-space:nowrap}
.neg{color:var(--orange-lt)}
.lrow.neg{color:inherit}.lrow.neg .num{color:var(--orange-lt)}

/* ---------- header ---------- */
.hdr{position:sticky;top:0;z-index:20;background:rgba(7,28,41,.86);-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);padding-top:env(safe-area-inset-top,0)}
.hdr-in{max-width:1240px;margin:0 auto;height:var(--hdr);display:flex;align-items:center;gap:16px;padding:0 20px}
.brand{display:flex;align-items:center;gap:14px;min-width:0;text-decoration:none;color:inherit}
.brand img{height:26px;width:auto;display:block}
.brand .sep{width:1px;height:22px;background:var(--line2)}
.brand .name{font-weight:500;font-size:16px;letter-spacing:-.01em;white-space:nowrap}
.brand .name b{font-weight:600}
.hdr .grow{flex:1}
.hbtn{border:1px solid var(--line2);background:transparent;border-radius:999px;padding:7px 14px;font-size:14px;font-weight:400;color:var(--muted);transition:color .15s,border-color .15s}
.hbtn:hover{color:var(--ink);border-color:var(--blue)}
.tabs{display:flex;gap:2px;background:rgba(3,16,26,.6);border:1px solid var(--line);border-radius:999px;padding:3px}
.tab{border:0;background:transparent;color:var(--muted);border-radius:999px;padding:7px 16px;font-size:14px;font-weight:500;white-space:nowrap}
.tab[aria-selected="true"]{background:var(--ink);color:var(--deep)}
.tabs-m{display:none}

/* ---------- layout ---------- */
.wrap{max-width:1240px;margin:0 auto;padding:28px 20px 64px;display:grid;gap:20px;
  grid-template-columns:minmax(330px,400px) minmax(0,1fr);grid-template-areas:"inputs summary" "inputs details";align-items:start}
.a-summary{grid-area:summary}.a-details{grid-area:details}
.a-inputs{grid-area:inputs;position:sticky;top:calc(var(--hdr) + 20px);max-height:calc(100vh - var(--hdr) - 40px);overflow:auto;
  scrollbar-width:thin;scrollbar-color:var(--line2) transparent;border-radius:var(--r)}
.stack{display:grid;gap:20px}

.panel{background:var(--mid);border:1px solid var(--line);border-radius:var(--r)}
.pad{padding:22px 24px}
.eyebrow{display:flex;align-items:center;gap:10px;margin:0 0 14px;font:500 11px/1 var(--mono);letter-spacing:.22em;text-transform:uppercase;color:var(--orange-lt)}
.eyebrow::before{content:"";width:22px;height:1px;background:var(--orange)}
h2{font-weight:500;font-size:18px;letter-spacing:-.015em;margin:0 0 14px}
.note{font-size:13px;color:var(--dim);line-height:1.5;margin:12px 0 0}

/* ---------- hero ---------- */
.hero{position:relative;overflow:hidden;padding:26px 26px 0;
  background:linear-gradient(160deg,rgba(15,47,86,.9),rgba(11,39,57,.95) 60%);border:1px solid var(--line2)}
.hero::after{content:"";position:absolute;right:-120px;top:-140px;width:360px;height:360px;border-radius:50%;
  background:radial-gradient(circle,rgba(61,155,215,.22),transparent 65%);pointer-events:none}
.hero .k{font-size:15px;color:var(--muted);font-weight:400}
.hero .v{font-weight:600;font-size:clamp(44px,6vw,64px);line-height:1.02;letter-spacing:-.035em;margin:6px 0 8px}
.hero .sub{font-size:16px;color:var(--ink);margin:0 0 22px;max-width:52ch}
.hero .sub b{font-weight:500;color:var(--blue-lt)}
.stats{display:grid;grid-template-columns:repeat(3,1fr);border-top:1px solid var(--line2);margin:0 -26px}
.stat{padding:16px 26px 18px}
.stat+.stat{border-left:1px solid var(--line2)}
.stat .sv{font-weight:500;font-size:22px;letter-spacing:-.02em;line-height:1.15}
.stat .sk{font:400 11px/1.3 var(--mono);letter-spacing:.12em;text-transform:uppercase;color:var(--muted);margin-top:4px}

/* ---------- bars / ledger / tables ---------- */
.bar{padding:9px 0}
.bar .lab{display:flex;justify-content:space-between;gap:12px;font-size:15px}
.bar .lab .num{font-weight:500}
.track{height:6px;background:rgba(3,16,26,.7);border-radius:3px;margin-top:7px;overflow:hidden}
.fill{height:100%;border-radius:3px;background:linear-gradient(90deg,var(--blue),var(--blue-lt));transition:width .25s ease}
.ledger{margin:0}
.lrow{display:flex;justify-content:space-between;gap:16px;padding:10px 0;border-bottom:1px solid var(--line);font-size:15px}
.lrow:last-child{border-bottom:0}
.lrow .num{font-weight:400}
.lrow.tot{border-top:1px solid var(--line2);border-bottom:0;font-weight:500;padding-top:12px}
.lrow.tot .num{font-weight:600}
.lrow.big{font-size:17px}
.lrow small{display:block;color:var(--dim);font-size:13px}
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.mini{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin-top:4px}
.mini div{background:rgba(3,16,26,.45);border:1px solid var(--line);border-radius:10px;padding:12px 14px}
.mini b{display:block;font-weight:500;font-size:18px;letter-spacing:-.01em}
.mini span{font:400 11px/1.3 var(--mono);letter-spacing:.1em;text-transform:uppercase;color:var(--muted)}
table.t{width:100%;border-collapse:collapse;font-size:15px}
.t th{font:400 11px/1.3 var(--mono);letter-spacing:.1em;text-transform:uppercase;color:var(--muted);text-align:right;padding:0 0 8px}
.t th:first-child,.t td:first-child{text-align:left}
.t td{padding:10px 0;border-top:1px solid var(--line);text-align:right}
.t tr.cur td{color:var(--blue-lt);font-weight:500}

.actions{display:flex;gap:10px;flex-wrap:wrap}
.btn{border:1px solid var(--orange);background:var(--orange);color:#fff;border-radius:999px;padding:11px 20px;font-weight:500;font-size:15px;transition:filter .15s}
.btn:hover{filter:brightness(1.08)}
.btn.ghost{background:transparent;border-color:var(--line2);color:var(--ink)}
.btn.ghost:hover{border-color:var(--blue)}

/* ---------- inputs ---------- */
.inputs{padding:6px 0}
.ihead{padding:18px 22px 6px}
.ihead h2{margin:0}
.ihead p{margin:4px 0 0;font-size:14px;color:var(--muted)}
.seg{display:grid;grid-template-columns:1fr 1fr;gap:3px;background:rgba(3,16,26,.6);border:1px solid var(--line);border-radius:12px;padding:3px;margin:14px 22px 6px}
.seg button{border:0;background:transparent;border-radius:9px;padding:9px 6px;color:var(--muted);font-weight:500;font-size:14px;line-height:1.2}
.seg button small{display:block;font-weight:300;font-size:12px;margin-top:2px}
.seg button[aria-pressed="true"]{background:var(--raise);color:var(--ink);box-shadow:inset 0 0 0 1px var(--line2)}
.seg button[aria-pressed="true"] small{color:var(--blue-lt)}
.fields{padding:2px 22px 8px}
.f{display:grid;grid-template-columns:minmax(0,1fr) 150px;gap:12px;align-items:center;padding:6px 0}
.f label{font-size:15px;line-height:1.3;color:var(--ink)}
.f label small{display:block;font-size:12px;color:var(--dim)}
.in{display:flex;align-items:center;height:42px;background:var(--deep);border:1px solid var(--line2);border-radius:10px;padding:0 10px;transition:border-color .15s}
.in:focus-within{border-color:var(--blue)}
.in span{font-size:13px;color:var(--dim);white-space:nowrap}
.in input,.in select{flex:1;width:100%;min-width:0;height:40px;border:0;background:transparent;outline:none;text-align:left;font-size:16px;font-weight:400;padding:0 4px}
.in span:first-child{color:var(--muted);padding-left:2px}
.in select{text-align:left;appearance:none;-webkit-appearance:none}
.f.wide{grid-template-columns:1fr}
.f.wide .in input{text-align:left}
details.grp{border-top:1px solid var(--line)}
details.grp summary{list-style:none;cursor:pointer;display:flex;align-items:center;gap:10px;padding:15px 22px;font-weight:400;font-size:15px}
details.grp summary::-webkit-details-marker{display:none}
details.grp summary .gs{margin-left:auto;font-size:13px;color:var(--dim);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:55%}
details.grp summary::after{content:"";flex:none;width:8px;height:8px;border-right:1.5px solid var(--muted);border-bottom:1.5px solid var(--muted);transform:rotate(45deg) translateY(-2px);transition:transform .2s}
details.grp[open] summary::after{transform:rotate(225deg) translate(-2px,0)}
details.grp[open] summary .gs{visibility:hidden}
.ifoot{border-top:1px solid var(--line);padding:14px 22px 10px;font-size:13px;color:var(--dim)}

footer.disc{grid-column:1/-1;font-size:13px;color:var(--dim);line-height:1.5;max-width:90ch}

/* ---------- mobile bottom bar ---------- */
.mbar{position:fixed;left:12px;right:12px;bottom:calc(12px + env(safe-area-inset-bottom,0));z-index:25;display:none;
  align-items:center;justify-content:space-between;gap:12px;padding:12px 16px;border-radius:14px;
  background:rgba(15,47,69,.92);-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);border:1px solid var(--line2);
  box-shadow:0 10px 30px rgba(0,0,0,.35);transform:translateY(140%);transition:transform .25s ease}
.mbar.show{transform:none}
.mbar .k{font:400 10px/1.2 var(--mono);letter-spacing:.12em;text-transform:uppercase;color:var(--muted)}
.mbar .v{font-weight:600;font-size:20px;letter-spacing:-.02em}
.mbar .r{text-align:right}
.mbar .r .v{font-size:16px;font-weight:500}

.toast{position:fixed;left:50%;bottom:calc(24px + env(safe-area-inset-bottom,0));transform:translateX(-50%) translateY(20px);z-index:40;
  background:var(--ink);color:var(--deep);padding:10px 18px;border-radius:999px;font-size:14px;font-weight:500;opacity:0;transition:.2s;pointer-events:none}
.toast.show{opacity:1;transform:translateX(-50%)}
.print-only{display:none}

/* ---------- responsive ---------- */
@media (max-width:980px){
  .wrap{grid-template-columns:minmax(0,1fr);grid-template-areas:"summary" "inputs" "details";padding:16px 16px 110px;gap:16px}
  .a-inputs{position:static;max-height:none;overflow:visible}
  .stack{gap:16px}
  .mbar{display:flex}
}
@media (max-width:640px){
  :root{--hdr:56px}
  .hdr-in{padding:0 16px;gap:10px}
  .brand{gap:10px}.brand img{height:21px}.brand .name{font-size:15px}
  .tabs-d{display:none}
  .tabs-m{display:flex;margin:0 16px 10px}
  .tabs-m .tab{flex:1}
  .pad{padding:18px}
  .hero{padding:20px 18px 0}
  .stats{margin:0 -18px}
  .stat{padding:12px 12px 14px 18px}
  .stat+.stat{padding-left:12px}
  .stat .sv{font-size:18px}
  .stat .sk{font-size:10px;letter-spacing:.08em}
  .grid2{grid-template-columns:1fr;gap:16px}
  .ihead,.fields{padding-left:18px;padding-right:18px}
  .seg{margin-left:18px;margin-right:18px}
  details.grp summary{padding:15px 18px}
  .f{grid-template-columns:minmax(0,1fr) 138px}
  .actions .btn{flex:1}
}
@media (max-width:380px){ .brand .sep,.brand .name{display:none} }
@media (prefers-reduced-motion:reduce){*{transition:none!important}}

/* ---------- print: one clean light page ---------- */
@media print{
  @page{size:letter;margin:12mm 14mm}
  :root{color-scheme:light;--ink:#0f2233;--muted:#4b6676;--dim:#6b8594;--line:#dbe5ea;--line2:#c3d2da;--blue:#1f6fa6;--blue-lt:#1f6fa6;--orange-lt:#c2391f}
  html,body{background:#fff!important;color:var(--ink);font-size:11px;line-height:1.35}
  .hdr,.a-inputs,.mbar,.toast,.actions,.tabs-m,.no-print,footer.disc,.eyebrow{display:none!important}
  .wrap{display:block;padding:0 2px;max-width:none}
  .print-only{display:block}
  .stack{display:block}
  .panel,.hero{background:#fff!important;border:1px solid var(--line);border-radius:8px;break-inside:avoid;margin:0 0 8px}
  .pad{padding:10px 14px}
  h2{font-size:13px;font-weight:600;margin:0 0 6px}
  .hero{padding:12px 14px 0}
  .hero::after{display:none}
  .hero .k{font-size:11px}
  .hero .v{font-size:30px;margin:2px 0 4px}
  .hero .sub{font-size:12px;margin:0 0 10px}
  .stats{margin:0 -14px}
  .stat{padding:7px 14px 8px}
  .stat .sv{font-size:15px}
  .stat .sk{font-size:8px}
  .bar{padding:3px 0}
  .bar .lab{font-size:11px}
  .track{height:4px;margin-top:3px;background:#edf2f5}
  .fill{background:var(--blue)!important}
  .lrow{padding:4px 0;font-size:11px}
  .lrow small{display:inline;margin-left:6px;font-size:10px}
  .lrow.big{font-size:12px}
  .ledger{margin-top:6px!important}
  .mini{gap:6px}
  .mini div{background:#fff;border:1px solid var(--line);padding:6px 10px;border-radius:6px}
  .mini b{font-size:13px}
  .mini span{font-size:8px}
  .note{margin-top:6px;font-size:10px}
  .t{font-size:11px}.t td{padding:4px 0}.t th{font-size:8px;padding-bottom:4px}
  .grid2{gap:8px}
  .phead{display:flex;justify-content:space-between;align-items:flex-end;border-bottom:2px solid var(--ink);padding-bottom:6px;margin-bottom:10px}
  .phead img{height:22px}
  .phead h1{font-size:17px;font-weight:600;margin:0;letter-spacing:-.01em}
  .phead p{margin:2px 0 0;color:var(--muted);font-size:10px}
  .pinputs{columns:2;column-gap:20px;font-size:9.5px;margin-top:4px}
  .pinputs div{display:flex;justify-content:space-between;gap:8px;border-bottom:1px solid var(--line);padding:2px 0;break-inside:avoid}
  .pinputs div span:first-child{color:var(--muted)}
  .pfoot{font-size:8.5px;color:var(--dim);margin-top:8px}
}