/* ==========================================================================
   sofatrend - Modul "Stoff im Raum"
   Baut auf den Variablen aus site.css auf (--paper, --sand, --ink, --accent,
   --font, --serif). Alle Klassen mit Praefix sr-.
   Raumfarben setzt stoffraum.js als --sr-wand, --sr-boden usw. auf .sr.
   ========================================================================== */

.sr {
  --sr-wand: #ddd4c7;
  --sr-wand-d: #c7bcac;
  --sr-boden: #d3b994;
  --sr-boden-d: #b99c74;
  --sr-teppich: #ece5da;
  --sr-teppich-d: #ddd3c4;
  --sr-sticky-top: 6.5rem;   /* Abstand unter der festen Kopfzeile */

  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(1.75rem, 4vw, 3rem);
  color: var(--ink-2);
  font-family: var(--font);
}

@media (min-width: 900px) {
  .sr {
    grid-template-columns: minmax(0, 1.65fr) minmax(300px, 1fr);
    align-items: start;
  }
  .sr-stage {
    position: sticky;
    top: var(--sr-sticky-top);
  }
}

/* ------------------------------------------------------------------ Raum */

.sr-stage { min-width: 0; }

.sr-room { margin: 0; }

.sr-svg {
  display: block;
  width: 100%;
  height: auto;
  background: var(--sr-wand);
}

.sr-wand    { fill: var(--sr-wand); }
.sr-wand-d  { fill: var(--sr-wand-d); }
.sr-sockel  { fill: var(--sr-wand-d); }
.sr-sprossen { stroke: var(--sr-wand-d); }
.sr-boden   { fill: var(--sr-boden); }
.sr-dielen  { stroke: var(--sr-boden-d); }
.sr-teppich   { fill: var(--sr-teppich); }
.sr-teppich-d { fill: var(--sr-teppich-d); }

.sr-wand, .sr-wand-d, .sr-sockel, .sr-boden, .sr-teppich, .sr-teppich-d {
  transition: fill .45s var(--ease);
}
.sr-sprossen, .sr-dielen { transition: stroke .45s var(--ease); }

/* Polsterkanten und Lichtkanten */
.sr-kante {
  fill: none;
  stroke: #000;
  stroke-opacity: .28;
  stroke-width: 1.2;
}
.sr-glanz {
  fill: none;
  stroke: #fff;
  stroke-opacity: .22;
  stroke-width: 2;
  stroke-linecap: round;
}
.sr-keder-d {
  fill: none;
  stroke: #000;
  stroke-opacity: .30;
  stroke-width: 1.4;
  stroke-linecap: round;
}
.sr-keder-h {
  fill: none;
  stroke: #fff;
  stroke-opacity: .20;
  stroke-width: 1;
  stroke-linecap: round;
}
.sr-falte {
  fill: none;
  stroke: #000;
  stroke-opacity: .18;
  stroke-width: 1.4;
  stroke-linecap: round;
}

.sr-hint {
  margin-top: .85rem;
  font-size: .8125rem;
  line-height: 1.55;
  color: var(--ink-2);
}

/* --------------------------------------------------------------- Angaben */

.sr-info {
  margin-top: 1.5rem;
  border-top: 1px solid var(--line);
}
.sr-info__row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: .35rem 1.5rem;
  align-items: center;
  padding: 1rem 0;
  border-bottom: 1px solid var(--line);
}
.sr-info__row[hidden] { display: none; }
.sr-info__label {
  grid-column: 1 / -1;
  margin: 0;
  font-size: .75rem;
  font-weight: 600;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--accent-d);
}
.sr-info__name {
  margin: 0;
  font-family: var(--serif);
  font-size: clamp(1.15rem, 2vw, 1.4rem);
  line-height: 1.3;
  color: var(--ink);
}
.sr-info__actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: flex-end;
  gap: .6rem 1.5rem;
}
.sr-link {
  font-size: .8125rem;
  font-weight: 600;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--ink);
  text-decoration: underline;
  text-decoration-color: var(--line);
  text-underline-offset: 4px;
  white-space: nowrap;
}
.sr-link:hover { text-decoration-color: currentColor; }

@media (max-width: 599px) {
  .sr-info__row { grid-template-columns: minmax(0, 1fr); }
  .sr-info__actions { justify-content: flex-start; }
}

/* ---------------------------------------------------------------- Auswahl */

.sr-panel {
  min-width: 0;
  background: var(--sand);
  padding: clamp(1.25rem, 3vw, 1.75rem);
}

.sr-group + .sr-group {
  margin-top: 1.5rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--sand-2);
}
.sr-group__title {
  margin: 0 0 .8rem;
  font-size: .75rem;
  font-weight: 600;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--ink-2);
}

/* Segment: Bezug / Zierkissen */
.sr-seg {
  display: grid;
  grid-template-columns: 1fr 1fr;
  border: 1px solid var(--ink);
}
.sr-seg__btn {
  background: transparent;
  border: 0;
  padding: .7rem .5rem;
  font: inherit;
  font-size: .8125rem;
  font-weight: 600;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--ink);
  cursor: pointer;
  transition: background .2s var(--ease), color .2s var(--ease);
}
.sr-seg__btn + .sr-seg__btn { border-left: 1px solid var(--ink); }
.sr-seg__btn:hover { background: rgba(29, 25, 19, .06); }
.sr-seg__btn[aria-pressed="true"] { background: var(--ink); color: #fff; }

/* Qualitaeten */
.sr-quals {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: .4rem;
}
.sr-qual {
  background: var(--paper);
  border: 1px solid var(--sand-2);
  padding: .65rem .35rem;
  font: inherit;
  font-size: .75rem;
  font-weight: 600;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--ink-2);
  cursor: pointer;
  overflow-wrap: anywhere;
  transition: border-color .2s var(--ease), background .2s var(--ease), color .2s var(--ease);
}
.sr-qual:hover { border-color: var(--ink-2); color: var(--ink); }
.sr-qual[aria-pressed="true"] {
  background: var(--ink);
  border-color: var(--ink);
  color: #fff;
}

/* Farbkacheln mit Musterfotos */
.sr-swatches {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(52px, 1fr));
  gap: .5rem;
}
.sr-swatch {
  position: relative;
  display: block;
  width: 100%;
  aspect-ratio: 1;
  padding: 0;
  border: 0;
  background: var(--sand-2);
  cursor: pointer;
  border-radius: 0;
}
.sr-swatch img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}
.sr-swatch::after {
  content: "";
  position: absolute;
  inset: 0;
  box-shadow: inset 0 0 0 1px rgba(29, 25, 19, .12);
  pointer-events: none;
}
.sr-swatch:hover::after { box-shadow: inset 0 0 0 1px rgba(29, 25, 19, .5); }
.sr-swatch[aria-pressed="true"] {
  box-shadow: 0 0 0 2px var(--sand), 0 0 0 4px var(--ink);
}
.sr-swatch:focus-visible { outline-offset: 6px; }

.sr-wie-bezug { margin-bottom: .8rem; }
.sr-wie-bezug[hidden] { display: none; }

/* Chips: Wand, Boden, "Wie Bezug" */
.sr-chips {
  display: flex;
  flex-wrap: wrap;
  gap: .4rem;
}
.sr-chip {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  background: var(--paper);
  border: 1px solid var(--sand-2);
  padding: .45rem .8rem .45rem .55rem;
  font: inherit;
  font-size: .875rem;
  line-height: 1.3;
  color: var(--ink-2);
  cursor: pointer;
  transition: border-color .2s var(--ease), color .2s var(--ease);
}
.sr-chip:hover { border-color: var(--ink-2); color: var(--ink); }
.sr-chip[aria-pressed="true"] {
  border-color: var(--ink);
  color: var(--ink);
  box-shadow: inset 0 0 0 1px var(--ink);
}
.sr-chip__dot {
  width: 1rem;
  height: 1rem;
  border-radius: 50%;
  box-shadow: inset 0 0 0 1px rgba(29, 25, 19, .25);
  flex: 0 0 auto;
}
.sr-wie-bezug { padding-left: .8rem; }

/* Sichtbarer Fokus auch auf dunklem Grund */
.sr-seg__btn:focus-visible,
.sr-qual:focus-visible {
  outline: 2px solid var(--accent-d);
  outline-offset: 3px;
}

@media (prefers-reduced-motion: reduce) {
  .sr-wand, .sr-wand-d, .sr-sockel, .sr-boden, .sr-teppich, .sr-teppich-d,
  .sr-sprossen, .sr-dielen,
  .sr-seg__btn, .sr-qual, .sr-chip { transition: none; }
}