:root {
  --bg: #f4f6f8; --panel: #ffffff; --border: #dbe1e8; --text: #1f2937; --muted: #6b7280;
  --accent: #2563eb; --accent-dark: #1d4ed8; --accent-bg: #eef2ff;
  --danger: #b00000; --danger-bg: #fff3f3; --ok: #0a7a0a; --warn-bg: #fef3c7;
}
* { box-sizing: border-box; }
body { margin: 0; font-family: "Segoe UI", Arial, sans-serif; background: var(--bg); color: var(--text); font-size: 14px; }

header { background: var(--panel); border-bottom: 1px solid var(--border); padding: 12px 20px; display: flex; flex-wrap: wrap; gap: 12px; align-items: center; justify-content: space-between; }
header h1 { font-size: 18px; margin: 0; white-space: nowrap; }
.portal-home { display: inline-flex; align-items: center; gap: 4px; font-size: 13px; font-weight: 600; color: var(--accent-dark); background: var(--accent-bg); border: 1px solid #c7d2fe; border-radius: 6px; padding: 4px 10px; margin-right: 10px; text-decoration: none; vertical-align: middle; }
.portal-home:hover { background: var(--accent); border-color: var(--accent); color: #fff; }
.toolbar { display: flex; flex-wrap: wrap; gap: 6px; align-items: center; }
.nazwa { width: 190px; }
.kerf { width: 60px; }
.jednostka { display: flex; align-items: center; gap: 6px; margin-left: 8px; color: var(--muted); }

button { font: inherit; padding: 6px 12px; border: 1px solid var(--border); background: #fff; color: var(--text); border-radius: 6px; cursor: pointer; }
button:hover:not(:disabled) { border-color: var(--accent); color: var(--accent-dark); }
button:disabled { opacity: .5; cursor: default; }
button.primary { background: var(--accent); border-color: var(--accent); color: #fff; }
button.primary:hover:not(:disabled) { background: var(--accent-dark); color: #fff; }
input[type=text], select { font: inherit; padding: 5px 8px; border: 1px solid var(--border); border-radius: 6px; background: #fff; color: var(--text); min-width: 0; }

.uklad { display: grid; grid-template-columns: 330px minmax(0, 1fr); gap: 14px; padding: 14px 20px 40px; align-items: start; }
aside { display: flex; flex-direction: column; gap: 12px; position: sticky; top: 10px; }
main { display: flex; flex-direction: column; gap: 14px; min-width: 0; }
.karta { background: var(--panel); border: 1px solid var(--border); border-radius: 8px; padding: 12px 14px; }
.karta h2, .naglowek-karty h2 { font-size: 15px; margin: 0 0 10px; }
.naglowek-karty { display: flex; flex-wrap: wrap; align-items: center; gap: 10px; margin-bottom: 8px; }
.naglowek-karty h2 { margin: 0; }
.naglowek-karty > :last-child { margin-left: auto; }
#wybor { flex: 1; }
.wiersz { display: flex; align-items: center; gap: 6px; flex-wrap: wrap; }
.szary { color: var(--muted); }
.maly-tekst { font-size: 12.5px; }
.hint { color: var(--muted); font-size: 12.5px; margin: 8px 0; }
.pole { display: flex; flex-direction: column; gap: 3px; font-size: 12.5px; color: var(--muted); margin: 6px 0; }
.pole input, .pole select { color: var(--text); width: 100%; }
.pole.poziome { flex-direction: row; align-items: center; gap: 6px; margin: 0; }
.siatka-pol { display: grid; grid-template-columns: 1fr 1fr; gap: 0 10px; }
.krotkie { width: 80px; }
.check { display: flex; gap: 7px; align-items: center; margin: 5px 0; cursor: pointer; }
.opcje { border-top: 1px solid #eef1f4; padding: 4px 0; }
.opcje + .opcje { margin-bottom: 8px; }
.szeroki { width: 100%; padding: 9px; font-weight: 600; }
.maly { padding: 3px 9px; font-size: 12.5px; }
.lub { text-align: center; color: var(--muted); font-size: 12px; margin: 10px 0 6px; display: flex; align-items: center; gap: 8px; }
.lub::before, .lub::after { content: ""; flex: 1; border-top: 1px solid var(--border); }
details { margin: 6px 0; }
summary { cursor: pointer; font-size: 13px; }
.warstwy { max-height: 220px; overflow: auto; border: 1px solid var(--border); border-radius: 6px; padding: 2px 8px; font-size: 12.5px; }
.warstwy .check { margin: 3px 0; }
.warstwy-akcje { display: flex; gap: 6px; margin: 6px 0; }
.warstwy-akcje button { padding: 3px 8px; font-size: 12px; }
.warstwy-akcje .primary { margin-left: auto; }

.plotno { height: 420px; border: 1px solid var(--border); border-radius: 6px; background: #fbfcfd; overflow: hidden; position: relative; }
.plotno.duze { height: 560px; }
.plotno .pusto { position: absolute; inset: 0; display: flex; align-items: center; justify-content: center; color: var(--muted); padding: 20px; text-align: center; }
.svg { width: 100%; height: 100%; display: block; cursor: grab; touch-action: none; user-select: none; }
.svg.przesuwanie { cursor: grabbing; }
.svg.edycja { cursor: move; }
.plotno:focus { outline: none; }
.plotno:focus-visible { outline: 2px solid var(--accent); }
button.wlaczony { background: var(--accent); border-color: var(--accent); color: #fff; }
button.wlaczony:hover:not(:disabled) { background: var(--accent-dark); color: #fff; }
.podpowiedz { background: var(--accent-bg); border: 1px solid #c7d2fe; color: var(--accent-dark); border-radius: 6px; padding: 6px 10px; margin-bottom: 8px; font-size: 12.5px; }
.zmieniony { background: var(--warn-bg); color: #92400e; border-radius: 999px; padding: 0 7px; font-size: 11px; font-weight: 600; }
.tlo { fill: none; stroke: #9aa3ae; stroke-width: 1; vector-effect: non-scaling-stroke; }
.obszar { fill: rgba(37, 99, 235, .04); fill-rule: evenodd; stroke: #64748b; stroke-width: 1; vector-effect: non-scaling-stroke; cursor: pointer; }
.obszar:hover { fill: rgba(37, 99, 235, .16); }
.obszar.wybrany { fill: rgba(37, 99, 235, .28); stroke: var(--accent-dark); stroke-width: 2; }
.obrys { fill: none; fill-rule: evenodd; stroke: #111; stroke-width: 2; vector-effect: non-scaling-stroke; pointer-events: none; }
.pl-cala, .pl-cieta, .pl-waska { stroke: #6b7280; stroke-width: .6; vector-effect: non-scaling-stroke; fill-rule: evenodd; }
.pl-cala { fill: #e5e7eb; }
.pl-cieta { fill: #c7dbff; }
.pl-waska { fill: #fca5a5; }
.pl-cieta:hover, .pl-waska:hover { fill: #fde68a; }
.numer { fill: #0b3d91; text-anchor: middle; dominant-baseline: middle; font-family: Arial, sans-serif; pointer-events: none; }
#plotnoRysunek .pl-cala, #plotnoRysunek .pl-cieta, #plotnoRysunek .pl-waska { pointer-events: none; opacity: .85; }

.szczegoly { display: grid; grid-template-columns: minmax(0, 1fr) 300px; gap: 14px; }
.panel-staty h3 { font-size: 14px; margin: 16px 0 8px; }
table.staty { border-collapse: collapse; width: 100%; font-size: 13px; }
table.staty th { text-align: left; font-weight: 400; color: var(--muted); padding: 4px 8px 4px 0; vertical-align: top; }
table.staty td { text-align: right; padding: 4px 0; }
table.staty tr + tr { border-top: 1px solid #eef1f4; }
.zle { color: var(--danger); font-weight: 600; }
.dobrze { color: var(--ok); }
.legenda { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 10px; font-size: 12.5px; color: var(--muted); }
.kol { display: inline-block; width: 14px; height: 10px; border: 1px solid #6b7280; margin-right: 5px; vertical-align: -1px; }
.kol.cala { background: #e5e7eb; } .kol.cieta { background: #c7dbff; } .kol.waska { background: #fca5a5; }
.eksport { display: flex; gap: 6px; flex-wrap: wrap; }

.warianty { display: grid; grid-template-columns: repeat(auto-fill, minmax(250px, 1fr)); gap: 12px; }
.wariant { background: var(--panel); border: 1px solid var(--border); border-radius: 8px; overflow: hidden; cursor: pointer; transition: border-color .1s, box-shadow .1s; }
.wariant:hover { border-color: var(--accent); }
.wariant.aktywny { border-color: var(--accent); box-shadow: 0 0 0 2px var(--accent-bg), 0 0 0 3px var(--accent); }
.wariant .miniatura { height: 170px; background: #fbfcfd; border-bottom: 1px solid var(--border); }
.wariant .miniatura .svg { cursor: pointer; pointer-events: none; }
.opis-wariantu { padding: 8px 10px; }
.opis-wariantu .tytul { font-weight: 600; font-size: 13px; }
.liczby { display: flex; flex-wrap: wrap; gap: 4px 12px; margin-top: 6px; font-size: 12.5px; }
.polecany { background: #dcfce7; color: #166534; border-radius: 999px; padding: 0 7px; font-size: 11px; font-weight: 600; }
.ostrzezenie { background: var(--warn-bg); border: 1px solid #fde68a; padding: 8px 12px; border-radius: 6px; margin-bottom: 10px; }

.toast { position: fixed; bottom: 20px; left: 50%; transform: translateX(-50%); background: #1f2937; color: #fff; padding: 10px 16px; border-radius: 8px; z-index: 60; box-shadow: 0 4px 20px rgba(0,0,0,.2); max-width: calc(100vw - 32px); }
.toast.blad { background: var(--danger); }
.praca { position: fixed; inset: 0; background: rgba(255, 255, 255, .6); display: flex; align-items: center; justify-content: center; gap: 12px; z-index: 55; font-weight: 600; }
.praca[hidden] { display: none; }
.spinner { width: 26px; height: 26px; border: 3px solid var(--accent-bg); border-top-color: var(--accent); border-radius: 50%; animation: obrot .8s linear infinite; }
@keyframes obrot { to { transform: rotate(360deg); } }

@media (max-width: 1100px) {
  .szczegoly { grid-template-columns: 1fr; }
}
@media (max-width: 800px) {
  .uklad { grid-template-columns: 1fr; padding: 12px; }
  aside { position: static; }
  header { padding-left: 12px; padding-right: 12px; }
  .plotno, .plotno.duze { height: 340px; }
}

/* toolbar zapisu */
.toolbar { display: flex; flex-wrap: wrap; gap: 6px; align-items: center; }
.nazwa-zapisu { max-width: 340px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; margin-right: 6px; }

/* rysowanie i obszary */
.narzedzia { display: flex; gap: 4px; flex-wrap: wrap; }
.svg.rysowanie { cursor: crosshair; }
.obszar.dodany { fill: rgba(37, 99, 235, .02); }
.obszar-wybrany { stroke-width: 2.5; vector-effect: non-scaling-stroke; fill-rule: evenodd; pointer-events: none; }
.podglad-plytek { pointer-events: none; opacity: .85; }
.podglad-plytek path { pointer-events: none; }
.etykiety { pointer-events: none; }
.znacznik-domkniecia { fill: none; stroke: #ea580c; stroke-width: 2; vector-effect: non-scaling-stroke; pointer-events: all; }
.etykieta-obszaru { text-anchor: middle; dominant-baseline: middle; font-family: "Segoe UI", Arial, sans-serif; font-weight: 700;
  paint-order: stroke; stroke: #fff; stroke-width: 3px; stroke-linejoin: round; }
.rysowany { fill: rgba(217, 119, 6, .12); stroke: #d97706; stroke-width: 2; stroke-dasharray: 6 4; vector-effect: non-scaling-stroke; pointer-events: none; }
.wierzcholek { fill: #d97706; pointer-events: none; }
.kursor { fill: none; stroke: #d97706; stroke-width: 1.5; vector-effect: non-scaling-stroke; pointer-events: none; }
.kursor.przyciagniety { stroke: #059669; stroke-width: 2.5; }
.pasek-info { margin-top: 6px; font-size: 12.5px; }
.lista-obszarow { margin-top: 8px; display: flex; flex-direction: column; gap: 4px; }
.lista-obszarow-naglowek { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; font-size: 13px; }
.lista-obszarow-naglowek button { margin-left: auto; }
.obszar-wiersz { display: flex; align-items: center; gap: 8px; }
.obszar-wiersz .nazwa-obszaru { width: 260px; padding: 3px 8px; }
.obszar-wiersz .usun { padding: 1px 9px; font-size: 15px; line-height: 1.2; }
.znacznik { display: inline-block; width: 12px; height: 12px; border-radius: 3px; flex: none; margin-right: 6px; vertical-align: -1px; }

/* wyniki wielu obszarów */
.zakladki { display: flex; flex-wrap: wrap; gap: 4px; margin-bottom: 8px; }
.zakladka { background: var(--panel); border-radius: 6px 6px 0 0; border-bottom: 3px solid transparent; }
.zakladka.aktywna { border-color: var(--border); border-bottom-color: var(--accent); font-weight: 600; }
.suma-obszarow { background: var(--panel); border: 1px solid var(--border); border-radius: 6px; padding: 8px 12px; margin-bottom: 10px; font-size: 13px; }
#wynikiKarta > .karta { margin-bottom: 14px; }
.zapisany { background: #e0f2fe; color: #075985; border-radius: 999px; padding: 0 7px; font-size: 11px; font-weight: 600; }
.blokada-osi { display: flex; align-items: center; gap: 4px; margin-bottom: 4px; font-weight: 600; }

/* okna */
.modal { position: fixed; inset: 0; background: rgba(15, 23, 42, .45); display: flex; align-items: center; justify-content: center; padding: 16px; z-index: 50; }
.modal[hidden] { display: none; }
.modal-box { background: #fff; border-radius: 10px; padding: 18px 20px; width: min(760px, 100%); max-height: calc(100vh - 32px); display: flex; flex-direction: column; box-shadow: 0 10px 40px rgba(0,0,0,.2); }
.modal-box.waski { width: min(480px, 100%); }
.modal-box h2 { font-size: 17px; margin: 0 0 10px; }
.modal-akcje { display: flex; justify-content: flex-end; gap: 8px; margin-top: 14px; }
.szukaj { width: 100%; margin-bottom: 8px; }
.lista-zapisow { overflow: auto; border: 1px solid var(--border); border-radius: 6px; min-height: 120px; }
.lista-zapisow > .szary, .lista-zapisow > .ostrzezenie { padding: 12px; margin: 0; }
.zapis + .zapis { border-top: 1px solid var(--border); }
.zapis-wiersz { display: flex; align-items: center; gap: 8px; padding: 8px 10px; }
.zapis-opis { flex: 1; min-width: 0; }
.uklad-wiersz { padding-left: 26px; background: #fafbfc; border-top: 1px solid #eef1f4; }
.domkniecie { fill: none; stroke: #ea580c; stroke-width: 3; vector-effect: non-scaling-stroke; pointer-events: none; }
.linia-domykajaca { fill: none; stroke: #7c3aed; stroke-width: 2.5; stroke-dasharray: 5 3; vector-effect: non-scaling-stroke; pointer-events: none; }
#linieInfo { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
#linieInfo[hidden] { display: none; }