@font-face { font-family: "Montserrat"; font-weight: 400; font-display: swap; src: url(../fonts/montserrat-latin-400-normal.woff2) format("woff2"); }
@font-face { font-family: "Montserrat"; font-weight: 500; font-display: swap; src: url(../fonts/montserrat-latin-500-normal.woff2) format("woff2"); }
@font-face { font-family: "Montserrat"; font-weight: 600; font-display: swap; src: url(../fonts/montserrat-latin-600-normal.woff2) format("woff2"); }
@font-face { font-family: "Montserrat"; font-weight: 700; font-display: swap; src: url(../fonts/montserrat-latin-700-normal.woff2) format("woff2"); }
@font-face { font-family: "JetBrains Mono"; font-weight: 400; font-display: swap; src: url(../fonts/jetbrains-mono-latin-400-normal.woff2) format("woff2"); }
@font-face { font-family: "JetBrains Mono"; font-weight: 500; font-display: swap; src: url(../fonts/jetbrains-mono-latin-500-normal.woff2) format("woff2"); }

:root {
  color-scheme: light;
  --paper: #f6f6f2;
  --surface: #ffffff;
  --ink: #14201b;
  --ink-2: #44524b;
  --ink-3: #6b7771;
  --line: #e2e5df;
  --line-2: #eef0ec;
  --accent: #0e7a52;          /* EGE green, darkened for 5.3:1 on white */
  --accent-2: #0b6b47;
  --accent-wash: #e8f4ee;
  --sun: #eb6834;
  --warn-bg: #fff4e5;
  --warn-ink: #7a4b00;
  --radius: 10px;
  --mono: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, monospace;
  --sans: "Montserrat", system-ui, -apple-system, "Segoe UI", sans-serif;
}

* { box-sizing: border-box; }
html, body { margin: 0; }
body { font-family: var(--sans); font-size: 14px; line-height: 1.5; color: var(--ink); background: var(--paper); -webkit-font-smoothing: antialiased; }
h1, h2, h3, h4 { margin: 0; font-weight: 600; letter-spacing: -0.01em; }
button, input, select { font: inherit; color: inherit; }
.num, input[type=number], .tick, .kpi-value, .loss-val, .loss-chg, td.num { font-family: var(--mono); font-variant-numeric: tabular-nums; }
.muted { color: var(--ink-3); }
[hidden] { display: none !important; }

/* ------------------------------------------------------------------ top bar */
.topbar { position: sticky; top: 0; z-index: 20; display: flex; align-items: center; justify-content: space-between; gap: 16px; padding: 12px 24px; background: rgba(255,255,255,.92); backdrop-filter: blur(8px); border-bottom: 1px solid var(--line); }
.brand { display: flex; align-items: center; gap: 12px; }
.brand-mark { width: 30px; height: 30px; color: var(--ink); }
.brand-name { font-weight: 700; font-size: 16px; letter-spacing: -0.02em; }
.brand-sub { font-size: 12px; color: var(--ink-3); }
.top-actions { display: flex; align-items: center; gap: 8px; }
.publisher { display: flex; align-items: center; gap: 8px; margin-left: 12px; padding-left: 16px; border-left: 1px solid var(--line); color: var(--ink-3); font-size: 12px; text-decoration: none; }
.publisher img { display: block; height: 28px; width: auto; }

.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; height: 36px; padding: 0 14px; border-radius: 8px; border: 1px solid var(--line); background: var(--surface); cursor: pointer; font-weight: 500; font-size: 13px; white-space: nowrap; }
.btn:hover:not(:disabled) { border-color: #c9cec7; }
.btn:disabled { opacity: .45; cursor: not-allowed; }
.btn.primary { background: var(--accent); border-color: var(--accent); color: #fff; height: 44px; padding: 0 22px; font-weight: 600; font-size: 14px; }
.btn.primary:hover:not(:disabled) { background: var(--accent-2); }
.btn.ghost { background: transparent; }
.link-btn { border: 0; background: none; color: var(--accent); font-weight: 500; font-size: 12px; cursor: pointer; padding: 2px 4px; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }

.engine-status { display: flex; align-items: center; gap: 8px; padding: 8px 24px; font-size: 12px; color: var(--ink-2); background: var(--surface); border-bottom: 1px solid var(--line); }
.engine-status .dot { width: 8px; height: 8px; border-radius: 50%; background: #d7a100; box-shadow: 0 0 0 3px #fbf0cc; }
.engine-status.ready .dot { background: var(--accent); box-shadow: 0 0 0 3px var(--accent-wash); }
.engine-status.error .dot { background: #d03b3b; box-shadow: 0 0 0 3px #f9dddd; }
.engine-status.ready { display: none; }

.pane-switch { display: none; }

/* ------------------------------------------------------------------ layout */
.layout { display: grid; grid-template-columns: minmax(360px, 440px) 1fr; align-items: start; min-height: calc(100vh - 110px); }
.inputs { position: sticky; top: 61px; max-height: calc(100vh - 61px); overflow-y: auto; background: var(--surface); border-right: 1px solid var(--line); padding: 8px 0 0; }
.results { padding: 28px 32px 48px; min-width: 0; }

/* ------------------------------------------------------------------ inputs */
.step { padding: 18px 24px 20px; border-bottom: 1px solid var(--line-2); }
.step h2 { display: flex; align-items: center; gap: 10px; font-size: 15px; margin-bottom: 14px; }
.step-no { display: inline-grid; place-items: center; width: 22px; height: 22px; border-radius: 50%; background: var(--accent-wash); color: var(--accent); font-size: 12px; font-weight: 700; }
.field { display: flex; flex-direction: column; gap: 4px; min-width: 0; }
.field label { font-size: 12px; color: var(--ink-2); font-weight: 500; }
.field input, .field select { height: 36px; padding: 0 10px; border: 1px solid var(--line); border-radius: 8px; background: #fff; min-width: 0; width: 100%; }
.field input[type=file] { height: auto; padding: 7px 10px; font-size: 12px; }
.field input:focus, .field select:focus { border-color: var(--accent); outline: none; box-shadow: 0 0 0 3px var(--accent-wash); }
.field input:invalid { border-color: #d03b3b; }
.field.wide { margin-bottom: 12px; }
.grid2 { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin-bottom: 12px; }
.grid3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; margin-bottom: 12px; }
.hint { margin: 4px 0 8px; font-size: 12px; color: var(--ink-3); }
.choice { display: flex; flex-direction: column; gap: 6px; margin-bottom: 12px; }
.choice.inline { flex-direction: row; flex-wrap: wrap; gap: 16px; }
.choice label, .check { display: flex; align-items: flex-start; gap: 8px; font-size: 13px; cursor: pointer; }
.choice input, .check input { margin-top: 3px; accent-color: var(--accent); }
.check { margin: 6px 0; }
details.datasheet { margin: 4px 0 8px; border: 1px solid var(--line); border-radius: 8px; padding: 0 12px; }
details.datasheet > summary { cursor: pointer; padding: 10px 0; font-size: 13px; font-weight: 500; color: var(--ink-2); }
details.datasheet[open] > summary { margin-bottom: 4px; }
.search { position: relative; }
.search input { width: 100%; }
.suggest { position: absolute; z-index: 5; top: 40px; left: 0; right: 0; margin: 0; padding: 4px; list-style: none; background: #fff; border: 1px solid var(--line); border-radius: 8px; box-shadow: 0 8px 24px rgba(20,32,27,.08); }
.suggest li { padding: 8px 10px; border-radius: 6px; cursor: pointer; font-size: 13px; }
.suggest li:hover, .suggest li[aria-selected=true] { background: var(--accent-wash); }
.wx-status { list-style: none; margin: 8px 0 0; padding: 0; font-size: 12px; color: var(--ink-2); }
.wx-status li { display: flex; gap: 8px; padding: 3px 0; }
.wx-status li::before { content: ""; flex: none; width: 6px; height: 6px; margin-top: 7px; border-radius: 50%; background: var(--accent); }
.wx-status li.err::before { background: #d03b3b; }
.wx-status li.wait::before { background: #d7a100; }
.model-check { font-size: 12px; color: var(--ink-2); }
.model-check .ok { color: var(--accent); font-weight: 600; }
.model-check .warn { display: block; margin-top: 6px; padding: 8px 10px; border-radius: 8px; background: var(--warn-bg); color: var(--warn-ink); }
.run-bar { position: sticky; bottom: 0; display: flex; align-items: center; gap: 14px; padding: 14px 24px; background: linear-gradient(rgba(255,255,255,.85), #fff 30%); border-top: 1px solid var(--line); }
.run-note { font-size: 12px; color: var(--ink-3); }

/* ------------------------------------------------ source and condition cards */
.lead { margin: -6px 0 12px; font-size: 12.5px; color: var(--ink-2); }
.hint.indent { margin-left: 22px; }
.wx-site { margin: -4px 0 12px; font-size: 13px; }
.wx-site .sub { display: block; font-size: 12px; color: var(--ink-3); }
.src-cards { display: flex; flex-direction: column; gap: 10px; margin-bottom: 12px; }
.src-card { display: flex; gap: 12px; padding: 13px 14px; border: 1px solid var(--line); border-radius: var(--radius); background: #fff; cursor: pointer; transition: border-color .15s, box-shadow .15s; }
.src-card:hover { border-color: #c9cec7; }
.src-card:has(input:checked) { border-color: var(--accent); box-shadow: 0 0 0 1px var(--accent), 0 0 0 4px var(--accent-wash); }
.src-card > input { flex: none; width: 16px; height: 16px; margin: 2px 0 0; accent-color: var(--accent); }
.src-body { flex: 1; min-width: 0; display: flex; flex-direction: column; gap: 8px; }
.src-head { display: flex; justify-content: space-between; align-items: flex-start; gap: 10px; }
.src-title { display: flex; flex-direction: column; min-width: 0; }
.src-title b { font-weight: 600; font-size: 13.5px; }
.src-title span { font-size: 12px; color: var(--ink-2); }
.src-line { font-size: 12px; color: var(--ink-2); }
.src-line.muted { color: var(--ink-3); }
.src-foot { display: flex; align-items: center; justify-content: space-between; gap: 10px; padding-top: 9px; border-top: 1px solid var(--line-2); font-size: 12px; color: var(--ink-2); }
.src-foot a { flex: none; font-weight: 600; color: var(--accent); text-decoration: none; }
.src-foot a:hover { text-decoration: underline; }
.pill { flex: none; padding: 2px 9px; border-radius: 999px; font-size: 11.5px; font-weight: 600; background: var(--paper); color: var(--ink-2); white-space: nowrap; }
.pill.ok { background: var(--accent-wash); color: var(--accent); }
.pill.warn { background: var(--warn-bg); color: var(--warn-ink); }
.bars { display: grid; grid-template-columns: 78px minmax(0, 1fr) 54px; gap: 7px 10px; align-items: center; font-size: 12px; }
.bars > span:first-child, .bars .lbl { color: var(--ink-2); }
.bars .val { text-align: right; font-family: var(--mono); font-variant-numeric: tabular-nums; }
.track { display: block; height: 6px; border-radius: 3px; background: var(--line-2); overflow: hidden; }
.track i { display: block; height: 100%; border-radius: 3px; background: #8a958f; }
.src-card:has(input:checked) .track i { background: var(--accent); }
.p90-box, .note-box { margin: 0 0 12px; padding: 10px 12px; border-radius: 8px; font-size: 12.5px; }
.p90-box { background: var(--accent-wash); color: var(--ink); }
.p90-box.declared { background: var(--warn-bg); color: var(--warn-ink); }
.note-box { background: var(--paper); color: var(--ink-2); font-size: 12px; }
.num-inline { font-family: var(--mono); font-variant-numeric: tabular-nums; white-space: nowrap; }
.drop { display: flex; flex-direction: column; align-items: center; gap: 8px; margin-bottom: 10px; padding: 18px 16px; border: 1.5px dashed #c9cec7; border-radius: var(--radius); background: #fafaf7; text-align: center; color: var(--accent); transition: border-color .15s, background .15s; }
.drop.over { border-color: var(--accent); background: var(--accent-wash); }
.drop-title { font-weight: 600; font-size: 13px; color: var(--ink); }
.drop-hint { max-width: 340px; font-size: 12px; color: var(--ink-3); }
.drop .btn { height: 34px; color: var(--ink); }
.file-rows { list-style: none; margin: 0 0 10px; padding: 0; display: flex; flex-direction: column; gap: 8px; }
.file-row { display: flex; gap: 10px; align-items: flex-start; padding: 10px 12px; border: 1px solid var(--line); border-radius: 8px; }
.file-row svg { flex: none; margin-top: 2px; color: var(--accent); }
.file-row.bad svg { color: #b42828; }
.file-row .txt { flex: 1; min-width: 0; display: flex; flex-direction: column; gap: 2px; }
.file-row .t1 { font-size: 13px; font-weight: 500; }
.file-row .t2 { font-size: 12px; color: var(--ink-3); }
.file-row .t2.warn { color: var(--warn-ink); }
.icon-btn { flex: none; width: 28px; height: 28px; display: grid; place-items: center; border: 0; border-radius: 6px; background: transparent; color: var(--ink-3); cursor: pointer; }
.icon-btn:hover { background: var(--paper); color: var(--ink); }
.gap { flex: none; display: flex; flex-direction: column; align-items: flex-end; }
.gap b { font-family: var(--mono); font-size: 20px; font-weight: 500; line-height: 1.2; font-variant-numeric: tabular-nums; }
.src-card:has(input:checked) .gap b { color: var(--accent); }
.gap span { font-size: 11px; color: var(--ink-3); }
.mini-bars { display: flex; flex-direction: column; gap: 3px; width: 176px; }
.mini-bars .cols { display: flex; align-items: flex-end; gap: 4px; height: 30px; }
.mini-bars .cols i { display: block; width: 11px; border-radius: 2px 2px 0 0; background: #b9c2bc; }
.mini-bars .cols i.peak { background: var(--sun); }
.mini-bars .axis { display: flex; justify-content: space-between; font-size: 10.5px; color: var(--ink-3); }
details.datasheet > summary { display: flex; justify-content: space-between; gap: 12px; }
.sum-note { font-weight: 500; font-size: 12px; color: var(--accent); }
.losses .field input.from-cond { background: #f3f9f6; border-color: #b9dcc8; }
.losses .field input.edited { border-color: #8a958f; }
.loss-mark { font-size: 11px; line-height: 1.35; color: var(--ink-2); }
.loss-mark.cond { color: var(--accent); }
.loss-mark button { border: 0; padding: 0; background: none; font: inherit; font-weight: 600; color: var(--accent); cursor: pointer; }
.cec-suggest { padding: 0; overflow: hidden; }
.cec-suggest .s-head, .cec-suggest .s-foot { padding: 8px 12px; font-size: 12px; color: var(--ink-3); }
.cec-suggest .s-head { border-bottom: 1px solid var(--line-2); }
.cec-suggest .s-foot { border-top: 1px solid var(--line-2); background: #fafaf7; }
.cec-suggest .s-list { display: flex; flex-direction: column; padding: 4px; max-height: 300px; overflow-y: auto; }
.cec-hit { display: flex; justify-content: space-between; align-items: center; gap: 12px; padding: 8px 10px; border: 0; border-radius: 6px; background: transparent; text-align: left; cursor: pointer; }
.cec-hit:hover, .cec-hit:focus-visible { background: var(--accent-wash); outline: none; }
.cec-hit .m1 { display: flex; flex-direction: column; min-width: 0; }
.cec-hit .m1 b { font-size: 13px; font-weight: 600; }
.cec-hit .m1 span { font-size: 12px; color: var(--ink-2); }
.cec-hit .m2 { flex: none; display: flex; flex-direction: column; align-items: flex-end; font-family: var(--mono); font-size: 12px; }
.cec-hit .m2 span { color: var(--ink-3); }
.inv-picked { margin-bottom: 12px; padding: 14px 14px 12px; border: 1px solid var(--line); border-radius: var(--radius); display: flex; flex-direction: column; gap: 10px; }
.inv-picked .ip-head { display: flex; justify-content: space-between; align-items: flex-start; gap: 12px; }
.inv-picked .ip-name { display: flex; flex-direction: column; min-width: 0; }
.inv-picked .ip-name b { font-size: 14px; font-weight: 600; }
.inv-picked .ip-name b small { font-family: var(--mono); font-weight: 400; font-size: 12px; color: var(--ink-3); margin-left: 6px; }
.inv-picked .ip-name span { font-size: 12px; color: var(--ink-2); }
.inv-picked .ip-sub { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: baseline; gap: 2px 12px; font-size: 13px; font-weight: 600; }
.inv-picked .ip-sub span { font-size: 12px; font-weight: 400; color: var(--ink-3); }
.inv-picked svg.curve { display: block; width: 100%; height: auto; overflow: visible; }
.inv-picked svg.curve .grid { stroke: var(--line-2); }
.inv-picked svg.curve .axis { stroke: #cfd4cd; }
.inv-picked svg.curve text { font-family: var(--mono); font-size: 11px; fill: var(--ink-3); }
.inv-picked svg.curve text.peak { fill: var(--ink); }
.ip-kv { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 6px 16px; margin: 0; padding-top: 10px; border-top: 1px solid var(--line-2); font-size: 12.5px; }
.ip-kv dt { color: var(--ink-2); }
.ip-kv dd { margin: 0; text-align: right; font-family: var(--mono); font-variant-numeric: tabular-nums; }
.ip-vmax { margin-top: 2px; }
.ip-vmax .hint { margin: 2px 0 0; }
.chips { display: flex; flex-wrap: wrap; gap: 10px; margin: -6px 0 16px; }
.chip { display: flex; align-items: center; flex-wrap: wrap; gap: 4px 10px; padding: 7px 12px; border: 1px solid var(--line); border-radius: 8px; background: var(--surface); font-size: 12.5px; }
.chip .k { color: var(--ink-3); }
.chip b { font-weight: 600; }
.chip .n { color: var(--ink-2); }
.chip.warn { background: var(--warn-bg); border-color: #f1d9b0; color: var(--warn-ink); }
.chip.warn .k, .chip.warn .n { color: var(--warn-ink); }
.loss-tag { margin-left: 6px; padding: 0 6px; border-radius: 999px; background: var(--accent-wash); color: var(--accent); font-size: 11px; font-weight: 600; white-space: nowrap; }
.kv dt small.warn { color: var(--warn-ink); }

/* ----------------------------------------------------------------- results */
.empty { max-width: 640px; margin: 40px auto; }
.empty h1 { font-size: 30px; line-height: 1.2; letter-spacing: -0.03em; margin-bottom: 14px; }
.empty > p { font-size: 15px; color: var(--ink-2); }
.how { margin: 24px 0; padding: 0; list-style: none; counter-reset: how; }
.how li { counter-increment: how; position: relative; padding: 14px 0 14px 44px; border-top: 1px solid var(--line); color: var(--ink-2); }
.how li::before { content: counter(how); position: absolute; left: 0; top: 13px; width: 26px; height: 26px; border-radius: 50%; display: grid; place-items: center; background: var(--surface); border: 1px solid var(--line); font-family: var(--mono); font-size: 12px; color: var(--ink); }
.how b { color: var(--ink); font-weight: 600; }

.busy { max-width: 520px; margin: 80px auto; text-align: center; color: var(--ink-2); }
.busy .bar { height: 3px; border-radius: 2px; background: var(--line); overflow: hidden; }
.busy .bar i { display: block; width: 30%; height: 100%; background: var(--accent); border-radius: 2px; animation: slide 1.4s ease-in-out infinite; }
@keyframes slide { 0% { transform: translateX(-100%); } 100% { transform: translateX(340%); } }
@media (prefers-reduced-motion: reduce) { .busy .bar i { animation: none; width: 100%; opacity: .5; } }

.report-head { display: flex; justify-content: space-between; align-items: flex-start; gap: 16px; margin-bottom: 18px; }
.report-head h1 { font-size: 24px; letter-spacing: -0.02em; }
.report-head p { margin: 4px 0 0; font-size: 12px; }
.compare { margin-bottom: 16px; padding: 12px 16px; border-radius: var(--radius); background: var(--accent-wash); color: var(--ink); font-size: 13px; display: flex; justify-content: space-between; gap: 12px; flex-wrap: wrap; }
.compare b { font-family: var(--mono); font-weight: 500; }

.kpis { display: grid; grid-template-columns: 1.3fr repeat(4, 1fr); gap: 1px; background: var(--line); border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; margin-bottom: 16px; }
.kpi { background: var(--surface); padding: 16px 18px; min-width: 0; }
.kpi-label { font-size: 12px; color: var(--ink-3); }
.kpi-value { font-family: var(--sans); font-variant-numeric: proportional-nums; font-size: 24px; font-weight: 600; letter-spacing: -0.02em; margin-top: 2px; white-space: nowrap; }
.kpi.hero .kpi-value { font-size: 40px; line-height: 1.1; }
.kpi-unit { font-size: 13px; font-weight: 500; color: var(--ink-3); margin-left: 4px; }
.kpi-sub { font-size: 12px; color: var(--ink-2); margin-top: 2px; }

.notes { list-style: none; margin: 0 0 8px; padding: 0; }
.notes li { margin-bottom: 8px; padding: 10px 14px; border-radius: 8px; background: var(--warn-bg); color: var(--warn-ink); font-size: 13px; }

.block-title { font-size: 13px; color: var(--ink-3); font-weight: 600; margin: 28px 0 10px; }
.cards { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.card { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 16px 18px 14px; min-width: 0; }
.card.span2 { grid-column: span 2; }
.card:empty { display: none; }
.chart-head { display: flex; justify-content: space-between; align-items: baseline; gap: 8px; }
.chart-head h4 { font-size: 14px; }
.chart-note { margin: 2px 0 8px; font-size: 12px; color: var(--ink-3); }
.legend { display: flex; flex-wrap: wrap; gap: 14px; margin: 6px 0 4px; font-size: 12px; color: var(--ink-2); }
.legend-item { display: inline-flex; align-items: center; gap: 6px; }
.key-line { display: inline-block; width: 14px; height: 2px; border-radius: 1px; }
.key-bar { display: inline-block; width: 10px; height: 10px; border-radius: 2px; }
.plot { position: relative; margin-top: 6px; }
.plot svg { display: block; overflow: visible; }
.plot .grid { stroke: var(--line-2); stroke-width: 1; }
.plot .axis { stroke: #cfd4cd; stroke-width: 1; }
.plot .cross { stroke: #9aa39e; stroke-width: 1; }
.plot .tick { font-size: 11px; fill: var(--ink-3); }
.plot .tick.unit { fill: var(--ink-3); font-family: var(--sans); }
.plot .tick.strong { fill: var(--ink); font-weight: 500; font-family: var(--sans); }
.plot .mark-label { font-size: 11px; fill: var(--ink); font-family: var(--mono); }
.plot .bar:hover, .plot .bar:focus { opacity: .82; }
.tip { position: absolute; z-index: 3; pointer-events: none; min-width: 120px; padding: 8px 10px; border-radius: 8px; background: #fff; border: 1px solid var(--line); box-shadow: 0 6px 20px rgba(20,32,27,.1); font-size: 12px; }
.tip-title { color: var(--ink-3); margin-bottom: 4px; }
.tip-row { display: flex; align-items: center; gap: 6px; white-space: nowrap; }
.tip-row i { width: 12px; height: 2px; border-radius: 1px; }
.tip-row b { font-family: var(--mono); font-weight: 500; }
.tip-row span { color: var(--ink-3); }
.table-view { max-height: 320px; overflow: auto; margin-top: 8px; }
table.data { width: 100%; border-collapse: collapse; font-size: 12px; }
table.data th { text-align: left; font-weight: 500; color: var(--ink-3); padding: 6px 8px; border-bottom: 1px solid var(--line); position: sticky; top: 0; background: #fff; }
table.data td { padding: 6px 8px; border-bottom: 1px solid var(--line-2); }
table.data td.num, table.data th.num { text-align: right; }
.seg { display: inline-flex; gap: 2px; padding: 2px; border-radius: 8px; background: var(--paper); margin: 6px 0; flex-wrap: wrap; }
.seg button { border: 0; background: transparent; padding: 4px 8px; border-radius: 6px; font-size: 12px; cursor: pointer; color: var(--ink-2); }
.seg button[aria-pressed=true] { background: #fff; color: var(--ink); box-shadow: 0 1px 2px rgba(0,0,0,.08); font-weight: 500; }

/* loss diagram */
.loss-list { list-style: none; margin: 8px 0 0; padding: 0; }
.loss-row { display: grid; grid-template-columns: minmax(180px, 1.3fr) 2fr 150px 76px; align-items: center; gap: 12px; padding: 5px 0; font-size: 13px; }
.loss-row.level { font-weight: 600; border-top: 1px solid var(--line-2); padding-top: 9px; margin-top: 4px; }
.loss-row.level:first-child { border-top: 0; margin-top: 0; }
.loss-bar { height: 10px; background: var(--line-2); border-radius: 0 4px 4px 0; overflow: hidden; }
.loss-bar i { display: block; height: 100%; border-radius: 0 4px 4px 0; background: #b9c9bf; }
.loss-row.irradiance .loss-bar i { background: #f2b39a; }
.loss-row.energy .loss-bar i { background: #9fc0e8; }
.loss-row.level .loss-bar i { background: var(--ink-2); }
.loss-val { text-align: right; color: var(--ink-2); font-size: 12px; }
.loss-chg { text-align: right; font-size: 12px; }
.loss-row.gain .loss-chg { color: var(--accent); }
.loss-row.loss .loss-chg { color: var(--ink); }

/* key-value lists inside cards */
.kv { display: grid; grid-template-columns: 1fr auto; gap: 6px 16px; margin: 10px 0 0; font-size: 13px; }
.kv dt { color: var(--ink-2); }
.kv dd { margin: 0; text-align: right; font-family: var(--mono); font-variant-numeric: tabular-nums; }
.kv dt small { display: block; font-size: 11px; color: var(--ink-3); line-height: 1.35; margin-top: 1px; }
.kv dd.txt { font-family: var(--sans); max-width: 26ch; }
.kv dd.ok { color: var(--accent); }
.kv dd.bad { color: #b42828; }
.cols2 { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
.cols2 h5 { margin: 12px 0 6px; font-size: 13px; font-weight: 600; }
.cols2 ul { margin: 0; padding-left: 18px; color: var(--ink-2); font-size: 12px; }
.cols2 li { margin-bottom: 4px; }

/* products */
.products { margin-top: 36px; padding: 22px 24px; border-radius: var(--radius); background: var(--surface); border: 1px solid var(--line); border-top: 3px solid var(--accent); }
.products-head { display: flex; align-items: center; justify-content: space-between; gap: 16px; flex-wrap: wrap; }
.products-head img { height: 26px; }
.products h3 { font-size: 16px; }
.products .disclaimer { margin: 6px 0 16px; font-size: 12px; color: var(--ink-3); }
.prod-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); gap: 12px; }
.prod { border: 1px solid var(--line); border-radius: 8px; padding: 14px; display: flex; flex-direction: column; gap: 6px; }
.prod h4 { font-size: 13px; }
.prod .fit { font-family: var(--mono); font-size: 12px; color: var(--ink-2); }
.prod .basis { font-size: 12px; color: var(--ink-3); }
.prod .warn { font-size: 12px; color: var(--warn-ink); background: var(--warn-bg); padding: 6px 8px; border-radius: 6px; }
.prod .btn { margin-top: auto; align-self: flex-start; height: 32px; }

.mobile-actions { display: none; }
.foot { display: flex; flex-wrap: wrap; gap: 6px 18px; padding: 16px 24px 24px; font-size: 12px; color: var(--ink-3); border-top: 1px solid var(--line); background: var(--surface); }

/* ------------------------------------------------------------------ mobile */
@media (max-width: 980px) {
  .kpis { grid-template-columns: 1fr 1fr; }
  .kpi.hero { grid-column: span 2; }
  .cards { grid-template-columns: 1fr; }
  .card.span2 { grid-column: auto; }
  .loss-row { grid-template-columns: 1fr 90px 64px; }
  .loss-row .loss-bar { grid-column: 1 / -1; order: 5; }
}
@media (max-width: 820px) {
  .topbar { padding: 10px 16px; }
  .brand-sub, .top-actions .btn { display: none; }
  .brand-name { white-space: nowrap; }
  .publisher img { height: 22px; }
  .mobile-actions { display: flex; gap: 8px; padding: 12px 16px 0; }
  .publisher { margin-left: 0; padding-left: 10px; }
  .publisher span { display: none; }
  .pane-switch { display: flex; gap: 4px; padding: 8px 16px; background: var(--surface); border-bottom: 1px solid var(--line); position: sticky; top: 55px; z-index: 15; }
  .pane-switch button { flex: 1; height: 34px; border: 1px solid var(--line); border-radius: 8px; background: #fff; font-weight: 500; }
  .pane-switch button[aria-pressed=true] { background: var(--ink); border-color: var(--ink); color: #fff; }
  .layout { grid-template-columns: 1fr; }
  .inputs { position: static; max-height: none; border-right: 0; }
  .results { padding: 20px 16px 40px; }
  body[data-pane=inputs] .results, body[data-pane=results] .inputs { display: none; }
  .step { padding: 16px; }
  .grid3 { grid-template-columns: 1fr 1fr; }
  .run-bar { padding: 12px 16px; }
  .cols2 { grid-template-columns: 1fr; }
  .report-head { flex-direction: column; }
}

/* ------------------------------------------------------------------ print */
@media print {
  @page { margin: 14mm; }
  body { background: #fff; font-size: 11px; }
  .topbar, .engine-status, .pane-switch, .inputs, .foot .btn, #export-json, .link-btn, .prod .btn, .empty, .busy { display: none !important; }
  .layout { display: block; }
  .results { padding: 0; }
  .card, .products, .kpis { break-inside: avoid; }
  .cards { grid-template-columns: 1fr 1fr; }
}