/* Baustein „Aus Ihren Zetteln wird Ihre Datenbank.“ (Präfix dm-)
   Scroll-Geschichte: links Textstufen, rechts eine klebende Bühne. Die Lage aller Teile rechnet datenmodell.js
   stetig aus der Scrollposition (eine rAF-Schleife, nur transform/opacity). Ohne JS bleibt nur der Text stehen. */

.dm {
  --dm-kopf: #12383e; --dm-kopf-text: #f2f6f6;
  --dm-tinte: #263235; --dm-tinte-schwach: #69777a;
  --dm-schatten: 0 1px 2px rgba(18,56,62,.06), 0 14px 30px -18px rgba(18,56,62,.32);
  --dm-papier-schatten: 0 1px 2px rgba(10,30,34,.14), 0 16px 28px -16px rgba(10,30,34,.45);
  --dm-buehne: color-mix(in srgb, var(--flaeche2) 62%, var(--grund));
  --dm-punktgitter: color-mix(in srgb, var(--rahmen-stark) 60%, transparent);
  --dm-h: 480px;
  padding: 84px 0 72px; background: var(--grund); color: var(--text);
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) .dm {
    --dm-kopf: #1c4d53; --dm-schatten: 0 1px 2px rgba(0,0,0,.3), 0 16px 32px -18px rgba(0,0,0,.7);
    --dm-papier-schatten: 0 1px 2px rgba(0,0,0,.4), 0 18px 32px -14px rgba(0,0,0,.75);
    --dm-buehne: color-mix(in srgb, var(--flaeche) 70%, var(--grund)); --dm-punktgitter: color-mix(in srgb, var(--rahmen-stark) 70%, transparent);
  }
}
:root[data-theme="dark"] .dm {
  --dm-kopf: #1c4d53; --dm-schatten: 0 1px 2px rgba(0,0,0,.3), 0 16px 32px -18px rgba(0,0,0,.7);
  --dm-papier-schatten: 0 1px 2px rgba(0,0,0,.4), 0 18px 32px -14px rgba(0,0,0,.75);
  --dm-buehne: color-mix(in srgb, var(--flaeche) 70%, var(--grund)); --dm-punktgitter: color-mix(in srgb, var(--rahmen-stark) 70%, transparent);
}

.dm-kopf { display: grid; grid-template-columns: 1fr 1fr; gap: 24px 64px; align-items: end; }
.dm-kopf h2 { max-width: 15em; }

/* ---------- Gerüst: Text links, Bühne rechts ---------- */
.dm-geschichte { display: grid; grid-template-columns: minmax(0, 4.2fr) minmax(0, 7.8fr); gap: 0 40px; margin-top: 12px; }
.dm-halter { grid-column: 2; grid-row: 1; align-self: start; position: sticky; top: max(84px, calc(34px + 50vh - var(--dm-h) / 2));
  display: grid; grid-template-columns: 30px minmax(0, 1fr); gap: 18px; align-items: center; }
.dm-stufen { grid-column: 1; grid-row: 1; padding: 6vh 0 16vh; }
.dm-stufe { min-height: 64vh; display: flex; flex-direction: column; justify-content: center; padding: 32px 0; opacity: .32; transition: opacity .45s; }
.dm-stufe.aktiv { opacity: 1; }
.dm-nr { display: inline-grid; place-items: center; width: 28px; height: 28px; border-radius: 50%; border: 1px solid var(--rahmen-stark);
  font: 650 13px/1 Inter, sans-serif; color: var(--schwach); font-variant-numeric: tabular-nums; transition: background-color .3s, color .3s, border-color .3s; }
.dm-stufe.aktiv .dm-nr { background: var(--akzent); border-color: var(--akzent); color: #1a1206; }
.dm-stufe h3 { font-size: clamp(20px, 1.8vw, 25px); font-stretch: 110%; margin-top: 16px; }
.dm-stufe p { color: var(--schwach); margin-top: 10px; max-width: 42ch; text-wrap: pretty; }
.dm-schluss { margin-top: 16px; padding-top: 36px; border-top: 1px solid var(--rahmen); font-family: var(--titel); font-stretch: 110%; font-weight: 620;
  font-size: clamp(18px, 1.7vw, 23px); letter-spacing: -0.012em; line-height: 1.3; max-width: 30em; text-wrap: balance; }

/* Ohne JS (oder vor dem ersten Rechnen) nur Text: keine Bühne, alle Stufen voll lesbar */
.dm:not(.dm-bereit) .dm-halter { display: none; }
.dm:not(.dm-bereit) .dm-geschichte { grid-template-columns: minmax(0, 1fr); }
.dm:not(.dm-bereit) .dm-stufe { opacity: 1; min-height: 0; padding: 20px 0; }

/* ---------- Fortschritt: Punkte an der Schiene, anklickbar ---------- */
.dm-punkte { position: relative; display: flex; flex-direction: column; align-items: center; gap: 14px; padding: 6px 0; --dm-fort: 0; }
.dm-schiene { position: absolute; left: 50%; top: 20px; bottom: 20px; width: 2px; margin-left: -1px; border-radius: 2px; background: var(--rahmen); overflow: hidden; }
.dm-schiene i { position: absolute; inset: 0; background: var(--primaer); transform-origin: 50% 0; transform: scaleY(var(--dm-fort)); }
.dm-punkt { position: relative; width: 30px; height: 30px; border: 0; background: none; cursor: pointer; border-radius: 50%; display: grid; place-items: center; }
.dm-punkt::before { content: ""; width: 10px; height: 10px; border-radius: 50%; background: var(--grund); border: 2px solid var(--rahmen-stark);
  transition: transform .35s cubic-bezier(.34,1.3,.5,1), background-color .25s, border-color .25s; }
.dm-punkt.erreicht::before { background: var(--primaer); border-color: var(--primaer); }
.dm-punkt[aria-current="step"]::before { background: var(--akzent); border-color: var(--akzent); transform: scale(1.35);
  box-shadow: 0 0 0 5px color-mix(in srgb, var(--akzent) 22%, transparent); }
.dm-punkt:hover::before { border-color: var(--primaer); }
.dm-punkt:focus-visible { outline-offset: 0; }

/* ---------- Bühne ---------- */
.dm-figur { margin: 0; min-width: 0; }
.dm-buehne-rahmen { position: relative; }
.dm-buehne { position: relative; height: var(--dm-bh, 420px); border: 1px solid var(--rahmen); border-radius: 16px; overflow: hidden; contain: layout paint;
  background-color: var(--dm-buehne);
  background-image: radial-gradient(circle at 1px 1px, var(--dm-punktgitter) 1px, transparent 1.3px); background-size: 18px 18px; background-position: 8px 8px; }
.dm-buehne::before { content: ""; position: absolute; inset: 0; pointer-events: none; opacity: 0; transition: opacity .4s;
  background: radial-gradient(380px circle at var(--dm-mx, 50%) var(--dm-my, 50%), color-mix(in srgb, var(--primaer) 10%, transparent), transparent 62%); }
.dm-buehne.dm-zeiger::before { opacity: 1; }
.dm-kreuz { position: absolute; width: 11px; height: 11px; z-index: 1; pointer-events: none; }
.dm-kreuz::before, .dm-kreuz::after { content: ""; position: absolute; background: var(--rahmen-stark); }
.dm-kreuz::before { left: 5px; top: 0; width: 1px; height: 11px; }
.dm-kreuz::after { top: 5px; left: 0; height: 1px; width: 11px; }
.dm-k1 { left: -6px; top: -6px; } .dm-k2 { right: -6px; top: -6px; } .dm-k3 { left: -6px; bottom: -6px; } .dm-k4 { right: -6px; bottom: -6px; }
.dm-unterzeile { display: flex; justify-content: space-between; gap: 12px; margin-top: 12px; font-size: 13px; color: var(--schwach); }
.dm-zaehler { font-variant-numeric: tabular-nums; }

.dm-welt { position: absolute; left: 0; top: 0; transform-origin: 0 0; font: 500 12px/1.35 Inter, system-ui, sans-serif; }
.dm-welt > * { position: absolute; left: 0; top: 0; will-change: transform, opacity; }

/* ---------- Unterlagen ---------- */
.dm-papier { transform-origin: 0 0; background: #fffdf8; color: var(--dm-tinte); border-radius: 3px; box-shadow: var(--dm-papier-schatten); z-index: 1; }
.dm-papier > * { opacity: var(--dm-dim, 1); }
.dm-q { display: inline-block; font-weight: 600; line-height: 16px; color: var(--dm-tinte); }
.dm-bereit .dm-q { visibility: hidden; }  /* die Marke liegt deckungsgleich darüber */
.dm-q-gross, .dm-welt .dm-q-gross { font: 700 14px/18px Inter, sans-serif; letter-spacing: -0.01em; }
.dm-q-xl, .dm-welt .dm-q-xl { font: 600 10.5px/15px Inter, sans-serif; }
.dm-q-notiz, .dm-welt .dm-q-notiz { font: italic 650 13.5px/18px Inter, sans-serif; color: #3a3014; }

.dm-lieferschein { width: 276px; padding: 16px 16px 14px; font-size: 11.5px; }
.dm-ls-kopf { display: flex; justify-content: space-between; gap: 10px; padding-bottom: 10px; border-bottom: 1.5px solid #2632351f; }
.dm-ls-kopf small { display: block; font-size: 9.5px; color: var(--dm-tinte-schwach); margin-top: 2px; }
.dm-ls-titel { text-align: right; font: 700 12px/1.2 Inter, sans-serif; letter-spacing: .02em; color: var(--dm-tinte); }
.dm-ls-titel small { font-weight: 500; letter-spacing: 0; }
.dm-ls-datum { margin: 9px 0 10px; color: var(--dm-tinte-schwach); }
.dm-ls-datum .dm-q { margin-left: 4px; }
.dm-q[data-q="einheit"] { margin-left: 5px; }
.dm-ls-pos { display: grid; grid-template-columns: 1.55fr .9fr .8fr; gap: 5px 12px; align-items: center; }
.dm-ls-pos > span { line-height: 16px; white-space: nowrap; }
.dm-k { font-size: 9.5px; font-weight: 600; color: var(--dm-tinte-schwach); border-bottom: 1px solid #26323526; padding-bottom: 3px; }
.dm-ls-fuss { display: flex; align-items: center; gap: 8px; margin-top: 14px; padding-top: 8px; border-top: 1px dashed #2632353a; font-size: 9.5px; color: var(--dm-tinte-schwach); }
.dm-ls-fuss svg { width: 78px; height: 20px; fill: none; stroke: #2c4a8a; stroke-width: 1.3; stroke-linecap: round; opacity: .75; }

.dm-excel { width: 284px; background: #ffffff; font-size: 10.5px; overflow: hidden; border-radius: 4px; }
.dm-xl-titel { display: flex; align-items: center; gap: 6px; padding: 6px 9px; background: #e9efea; color: #2d4a36; font-weight: 600; font-size: 10.5px; border-bottom: 1px solid #cdd8cf; }
.dm-xl-titel svg { width: 12px; height: 12px; fill: none; stroke: currentColor; stroke-width: 1.4; }
.dm-xl-raster { display: grid; grid-template-columns: 18px 1.6fr 1.05fr .6fr; }
.dm-xl-raster > * { min-height: 20px; padding: 2px 5px; line-height: 15px; border-right: 1px solid #e1e6e7; border-bottom: 1px solid #e1e6e7; white-space: nowrap; overflow: hidden; display: flex; align-items: center; }
.dm-xl-raster b { font-weight: 650; }
.dm-xl-sp, .dm-xl-nr, .dm-xl-ecke { background: #f3f5f5; color: #7a8789; font-size: 9px; justify-content: center; padding: 2px; }

.dm-notiz { width: 164px; padding: 22px 14px 14px; background: #fbefbf; color: #3a3014; border-radius: 2px;
  font: italic 550 13.5px/18px Inter, sans-serif; z-index: 4; }
.dm-notiz p { position: relative; }
.dm-nz-band { position: absolute; left: 50%; top: -7px; width: 58px; height: 16px; margin-left: -29px; transform: rotate(-3deg);
  background: rgba(236, 228, 205, .82); box-shadow: 0 1px 1px rgba(0,0,0,.08); }

/* ---------- Tabellen (wie Deltriva-Oberfläche) ---------- */
.dm-tab { width: 290px; background: var(--flaeche); border: 1px solid var(--rahmen); border-radius: 11px; overflow: hidden; box-shadow: var(--dm-schatten);
  z-index: 2; opacity: 0; transform-origin: 50% 50%; }
.dm-hoch .dm-tab { width: 328px; }
.dm-tab-kopf { display: flex; align-items: center; gap: 8px; height: 34px; padding: 0 12px; background: var(--dm-kopf); color: var(--dm-kopf-text); }
.dm-tab-kopf svg { width: 14px; height: 14px; fill: none; stroke: currentColor; stroke-width: 1.4; opacity: .8; flex: none; }
.dm-tab-kopf b { font: 650 13.5px/1 var(--titel); font-stretch: 108%; letter-spacing: -0.005em; }
.dm-anzahl { margin-left: auto; position: relative; font-size: 11px; color: rgba(242,246,246,.72); font-variant-numeric: tabular-nums; }
.dm-anz-a { opacity: calc(1 - var(--dm-m, 0)); }
.dm-anz-b { position: absolute; right: 0; top: 0; white-space: nowrap; opacity: var(--dm-m, 0); }
.dm-zeile { position: relative; display: grid; grid-template-columns: 80px minmax(0, 1fr) auto; gap: 8px; align-items: center;
  min-height: 31px; padding: 4px 12px; border-top: 1px solid var(--rahmen); }
.dm-zeile:first-of-type { border-top: 0; }
.dm-zeile::before { content: ""; position: absolute; inset: 0; background: var(--akzent-zart); opacity: var(--dm-blitz, 0); pointer-events: none; }
.dm-zeile::after { content: ""; position: absolute; inset: 0; background: var(--primaer-zart); opacity: var(--dm-bez, 0); pointer-events: none; }
.dm-zeile > * { position: relative; z-index: 1; }
.dm-hoch .dm-zeile { min-height: 27px; padding: 3px 12px; }
.dm-sp { font-weight: 600; color: var(--text); white-space: nowrap; }
.dm-wert { min-width: 0; position: relative; }
.dm-slot { display: block; position: relative; height: 16px; line-height: 16px; white-space: nowrap; }
.dm-slot::after { content: ""; position: absolute; left: 0; top: 8px; width: 46px; border-top: 1.5px dashed var(--rahmen-stark); opacity: var(--dm-leer, 1); }
.dm-zeile-name .dm-slot + .dm-slot { margin-top: 2px; }
.dm-zusammen { position: absolute; left: 0; bottom: 0; height: 16px; line-height: 16px; padding: 0 6px; border-radius: 5px; font-size: 10.5px; font-weight: 650;
  color: var(--akzent-text); background: var(--akzent-zart); white-space: nowrap; opacity: var(--dm-b, 0); transform: scale(calc(.85 + var(--dm-b, 0) * .15)); transform-origin: 0 50%; }
.dm-typ { font: 500 10px/1 ui-monospace, "SFMono-Regular", "Cascadia Mono", Menlo, Consolas, monospace; color: var(--schwach);
  background: var(--flaeche2); padding: 3px 5px; border-radius: 4px; white-space: nowrap; }
.dm-typ-ref { color: var(--primaer); background: var(--primaer-zart); }
.dm-spaet { display: block; font-weight: 500; color: var(--primaer); opacity: 0; }

/* ---------- Marken ---------- */
.dm-marke { transform-origin: 0 0; z-index: 6; white-space: nowrap; pointer-events: none; --dm-hl: 0; --dm-lift: 0; --dm-v: 0; }
.dm-m-tinte { position: relative; display: inline-block; font-weight: 600; line-height: 16px; color: var(--dm-tinte); opacity: calc(1 - var(--dm-v)); }
.dm-m-tinte::before { content: ""; position: absolute; inset: -2px -3px; z-index: -1; border-radius: 5px; transform-origin: 0 50%;
  background: #f6dcb6; transform: scaleX(var(--dm-hl)); opacity: calc(var(--dm-hl) * .95);
  box-shadow: 0 0 0 1px rgba(217,134,47, calc(var(--dm-lift) * .9)), 0 8px 16px -6px rgba(120,64,10, calc(var(--dm-lift) * .45)); }
.dm-m-wert { position: absolute; left: 0; top: 0; font: 500 12px/16px Inter, sans-serif; color: var(--text); opacity: var(--dm-v); }
.dm-m-wert.dm-ref { color: var(--primaer); font-weight: 550; }

/* ---------- Linien ---------- */
.dm-linien { z-index: 3; overflow: visible; pointer-events: none; }
.dm-bahn { fill: none; stroke: var(--akzent); stroke-width: 1.2; stroke-dasharray: 2 5; stroke-linecap: round; }
.dm-bez { fill: none; stroke: var(--primaer); stroke-width: 1.6; stroke-linecap: round; }
.dm-strahl { fill: none; stroke: var(--akzent); stroke-width: 2.4; stroke-linecap: round; }
.dm-ende { fill: var(--primaer); }
.dm-anfang { fill: var(--flaeche); stroke: var(--primaer); stroke-width: 1.6; }
.dm-kopfpunkt { fill: var(--akzent); }
.dm-schein { fill: var(--akzent); opacity: .22; }

/* ---------- Erfassungsmaske ---------- */
.dm-maske { width: 404px; z-index: 8; opacity: 0; background: var(--flaeche); border: 1px solid var(--rahmen-stark); border-radius: 13px; overflow: hidden;
  box-shadow: 0 2px 4px rgba(18,56,62,.08), 0 30px 60px -24px rgba(10,30,34,.5); transform-origin: 50% 0; }
.dm-hoch .dm-maske { width: 340px; }
.dm-maske-kopf { display: flex; align-items: baseline; gap: 10px; padding: 11px 14px; background: var(--dm-kopf); color: var(--dm-kopf-text); }
.dm-maske-kopf b { font: 650 14.5px/1.1 var(--titel); font-stretch: 108%; }
.dm-maske-kopf span { margin-left: auto; font-size: 10.5px; color: rgba(242,246,246,.7); }
.dm-maske-inhalt { display: grid; gap: 12px; padding: 14px; }
.dm-mf { opacity: var(--dm-f, 0); transform: translateY(calc((1 - var(--dm-f, 0)) * 10px)); display: grid; gap: 5px; }
.dm-mf-label { font-size: 10.5px; font-weight: 600; color: var(--schwach); }
.dm-mf-label i { font: normal 500 9.5px/1 ui-monospace, Menlo, Consolas, monospace; color: var(--primaer); margin-left: 4px; }
.dm-eingabe { display: flex; align-items: center; justify-content: space-between; height: 30px; padding: 0 9px; border: 1px solid var(--rahmen-stark);
  border-radius: 7px; background: var(--grund); color: var(--text); font-weight: 550; white-space: nowrap; overflow: hidden; }
.dm-eingabe-wahl { border-color: var(--primaer); box-shadow: 0 0 0 3px color-mix(in srgb, var(--primaer) 16%, transparent); }
.dm-eingabe svg { width: 14px; height: 14px; fill: none; stroke: var(--schwach); stroke-width: 1.6; stroke-linecap: round; stroke-linejoin: round; flex: none; }
.dm-mf-hinweis { display: flex; align-items: center; gap: 6px; width: fit-content; padding: 4px 9px 4px 7px; border-radius: 6px; font-size: 11.5px; font-weight: 600;
  color: var(--akzent-text); background: var(--akzent-zart); }
.dm-mf-hinweis svg { width: 13px; height: 13px; fill: none; stroke: currentColor; stroke-width: 1.6; stroke-linecap: round; }
.dm-mf-reihe { grid-template-columns: 1.6fr 1fr; gap: 10px; }
.dm-mf-reihe > span { display: grid; gap: 5px; }
.dm-mf-pos { grid-template-columns: 1.7fr 1fr .9fr; gap: 5px 8px; }
.dm-mf-fuss { justify-items: end; }
.dm-mf-knopf { display: inline-flex; align-items: center; height: 32px; padding: 0 14px; border-radius: 8px; background: var(--primaer); color: var(--auf-primaer);
  font-weight: 650; font-size: 12px; }

/* ---------- Mobil: Bühne oben klebend, Text darunter ---------- */
@media (max-width: 899px) {
  .dm { padding: 56px 0 56px; }
  .dm-kopf { grid-template-columns: 1fr; gap: 16px; }
  .dm-geschichte { display: block; margin-top: 24px; }
  .dm-halter { position: sticky; top: 68px; z-index: 5; display: flex; flex-direction: column; gap: 0; align-items: stretch; margin: 0 -16px; padding: 10px 16px 6px;
    background: var(--grund); border-bottom: 1px solid var(--rahmen); }
  .dm-figur { order: 1; position: static; }
  .dm-unterzeile { position: absolute; right: 16px; bottom: 13px; margin: 0; font-size: 12px; }
  .dm-unterzeile .dm-zaehler { display: none; }
  .dm-lang { display: none; }
  .dm-punkte { order: 2; flex-direction: row; align-self: flex-start; gap: 4px; padding: 6px 0 0; margin-left: -4px; }
  .dm-schiene { left: 19px; right: 19px; top: calc(50% + 3px); bottom: auto; width: auto; height: 2px; margin: -1px 0 0; }
  .dm-schiene i { transform-origin: 0 50%; transform: scaleX(var(--dm-fort)); }
  .dm-punkt { width: 30px; height: 30px; }
  .dm-stufen { padding: 18px 0 26vh; }
  .dm-stufe { min-height: 38vh; padding: 18px 0; justify-content: flex-start; }
  .dm-stufe h3 { margin-top: 12px; font-size: 20px; }
  .dm-buehne { border-radius: 13px; }
  .dm-kreuz { display: none; }
}
@media (min-width: 760px) and (max-width: 899px) { .dm-halter { margin: 0 -32px; padding-left: 32px; padding-right: 32px; } .dm-unterzeile { right: 32px; } }

/* ---------- Reduzierte Bewegung: ruhige Bildfolge, Stufen voll lesbar ---------- */
@media (prefers-reduced-motion: reduce) {
  .dm-stufe { opacity: 1; }
  .dm-buehne::before { display: none; }
}