/* CMDDA1 v2.0: house plan, measurements panel, start page and probe-set colours */
:root {
  --setA: #0b7f8c; --setB: #6a55c9; --floor: #f7f9f9; --wall: #24414c;
  --tint-ok: rgba(63,155,58,.10); --tint-warn: rgba(224,138,0,.14); --tint-measure: rgba(239,138,0,.13);
}
@media (prefers-color-scheme: dark) {
  :root {
    --setA: #2fb7c4; --setB: #9d8bf0; --floor: #1b2e36; --wall: #9fb8c1;
    --tint-ok: rgba(99,194,92,.14); --tint-warn: rgba(242,165,49,.18); --tint-measure: rgba(255,165,58,.15);
  }
}
.kit { display: flex; flex-wrap: wrap; gap: 8px 18px; }
.kit div { display: flex; align-items: center; gap: 8px; }
.kit b { font-family: var(--font-data); font-weight: 500; }
.swatch { width: 22px; height: 22px; border-radius: 50%; color: var(--surface); font: 700 12px/22px var(--font-display); text-align: center; flex: none; }
.swatch.A { background: var(--setA); } .swatch.B { background: var(--setB); }
.legend { display: flex; flex-wrap: wrap; gap: 4px 14px; }
.legend i { display: inline-block; width: 10px; height: 10px; border-radius: 2px; margin-right: 5px; vertical-align: -1px; }
@media (prefers-reduced-motion: reduce) { .token { transition: none; } .pulse, .route { animation: none; } }
.svg-box { overflow-x: auto; }
svg.house { width: 100%; min-width: 520px; height: auto; max-height: min(320px, 34vh); display: block; }
.r-label { font: 600 15px var(--font-display); fill: var(--ink); letter-spacing: .02em; }
.r-res { font: 500 12px var(--font-data); fill: var(--ink); }
.r-tag { font: 600 11px var(--font-display); letter-spacing: .08em; text-transform: uppercase; }
.tok-txt { font: 500 10.5px var(--font-data); fill: var(--ink); }
.tok-letter { font: 700 13px var(--font-display); fill: var(--surface); }
.token { transition: transform 1.6s cubic-bezier(.45,.05,.25,1); }
.token.idle { opacity: .45; }
.pulse { transform-box: fill-box; transform-origin: center; animation: pulse 1.8s ease-out infinite; }
@keyframes pulse { from { opacity: .55; transform: scale(.7); } to { opacity: 0; transform: scale(1.35); } }
.route { fill: none; stroke-width: 2.5; stroke-dasharray: 7 6; stroke-linejoin: round; animation: march 1s linear infinite; }
@keyframes march { to { stroke-dashoffset: -13; } }
.limits { font-size: 12.5px; color: var(--muted); border-top: 1px solid var(--line); padding-top: 8px; display: flex; flex-wrap: wrap; gap: 4px 18px; }
.limits b { font-family: var(--font-data); font-weight: 500; color: var(--ink); }


/* Measurements → report panel */
.meas-row { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)) auto minmax(0, 1.1fr); gap: 8px; align-items: stretch; }
.meas { border: 1.5px solid var(--line); border-radius: 8px; padding: 10px 12px; display: grid; gap: 6px; align-content: start; font-size: 13.5px; transition: border-color .3s, background .3s; }
.meas-head { display: flex; justify-content: space-between; align-items: center; gap: 6px; }
.meas-head b { font: 700 15px/1.1 var(--font-display); }
.meas ul { margin: 0; padding: 0; list-style: none; display: grid; gap: 2px; }
.meas li .k { color: var(--ok); font-weight: 700; } .meas li .w { color: var(--warn); font-weight: 700; }
.meas-state { font: 600 11px/1.2 var(--font-display); letter-spacing: .06em; text-transform: uppercase; color: var(--muted); }
.tick { width: 20px; height: 20px; border-radius: 50%; background: var(--ok); color: var(--surface); font: 700 12px/20px var(--font-body); text-align: center; flex: none; }
.meas.todo { border-style: dashed; color: var(--muted); }
.meas.config, .meas.ready { border-color: var(--accent); }
.meas.measuring { border-color: var(--signal); background: var(--tint-measure); }
.meas.measuring .meas-state { color: var(--signal); }
.meas.result { border-color: var(--signal); }
.meas.saved .meas-state { color: var(--ok); }
.meas.selected { border-color: var(--accent); background: color-mix(in srgb, var(--accent) 10%, transparent); }
.meas.selected .meas-state { color: var(--accent); }
.meas.report { border-style: dashed; }
.meas.report.list, .meas.report.selected { border-style: solid; border-color: var(--accent); }
.meas.report.done { border-style: solid; border-color: var(--ok); background: var(--tint-ok); }
.meas.report.done .meas-state { color: var(--ok); }
.merge { align-self: center; font: 700 22px/1 var(--font-display); color: var(--line); }
.merge.on { color: var(--accent); }
@media (max-width: 640px) {
  .meas-row { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .merge { grid-column: 1 / -1; justify-self: center; transform: rotate(90deg); }
  .meas.report { grid-column: 1 / -1; }
}

/* Start page */
.welcome header > div { min-width: 0; }
.welcome .eyebrow-line { font: 600 12px/1 var(--font-display); letter-spacing: .12em; text-transform: uppercase; color: var(--muted); }
.welcome h1 { font-size: clamp(32px, 4vw, 46px); max-width: 22ch; margin-top: 10px; }
.welcome .lead { font-size: 18px; max-width: 66ch; margin: 12px 0 0; }
.welcome h2 { font: 700 24px/1.15 var(--font-display); margin: 0; }
.welcome section > p { margin: 8px 0 0; max-width: 70ch; }
.pairs { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 18px; margin-top: 16px; }
.pair { padding: 16px; display: grid; gap: 12px; border-top: 4px solid var(--setA); }
.pair.B { border-top-color: var(--setB); }
.pair-head { display: flex; align-items: center; gap: 10px; font: 700 18px/1 var(--font-display); }
.devices { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; }
.device-card { margin: 0; display: grid; gap: 8px; align-content: start; }
.device-card .photo { background: #fff; border: 1px solid var(--line); border-radius: 8px; aspect-ratio: 1; display: grid; place-items: center; overflow: hidden; }
.device-card img { width: 100%; height: 100%; object-fit: contain; }
.device-card figcaption { display: grid; gap: 2px; font-size: 14px; }
.device-card figcaption b { font-size: 15px; }
.device-card .gas { justify-self: start; font: 600 11px/1 var(--font-display); letter-spacing: .08em; text-transform: uppercase; padding: 4px 7px; border-radius: 4px; background: color-mix(in srgb, var(--accent) 12%, transparent); color: var(--accent); }
.device-card .sn { font: 500 12.5px/1.4 var(--font-data); color: var(--muted); }
.app-note { margin-top: 12px; font-size: 14.5px; color: var(--muted); }
.house-plan-row { display: grid; grid-template-columns: minmax(0, 1.1fr) minmax(0, 1fr); gap: 18px; align-items: start; }
.house-plan-row > .card { padding: 18px; display: grid; gap: 10px; }
.welcome-plan { width: 100%; height: auto; display: block; }
.rounds { margin: 0; padding: 0; list-style: none; display: grid; gap: 10px; counter-reset: r; }
.rounds li { display: grid; grid-template-columns: 30px 1fr; gap: 10px; align-items: start; counter-increment: r; }
.rounds li::before { content: counter(r); width: 30px; height: 30px; border-radius: 50%; display: grid; place-items: center; font: 700 15px/1 var(--font-display); background: var(--accent); color: var(--on-accent); }
.rounds li:last-child::before { content: "★"; background: var(--ok); }
.rounds b { display: block; }
.rounds span { color: var(--muted); font-size: 14.5px; }
.howto { padding: 18px 20px; display: grid; gap: 8px; }
.howto ul { margin: 0; padding-left: 20px; display: grid; gap: 4px; max-width: 80ch; }
@media (max-width: 900px) { .pairs, .house-plan-row { grid-template-columns: minmax(0, 1fr); } }
@media (max-width: 480px) { .devices { gap: 8px; } .device-card .sn { font-size: 11.5px; } }