/* ====================================================
   MATERIALLAGER.CSS – Manger Transporte GmbH & Co. KG 
   ====================================================
*/

/* ===========================
   GRUNDLAYOUT
   =========================== */

.page--materiallager main {
  animation: fadeInUp 0.6s ease both;
}

.section-heading {
  margin-bottom: 28px;
  text-align: center;
  color: var(--clr-accent);
  font-weight: 700;
  font-size: clamp(1.6em, 3.5vw, 2.2em);
}

/* ===========================
   FILTERLEISTE
   =========================== */

.filterBar {
  margin: 20px auto 36px;
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  justify-content: center;
}

.filterBtn,
#toggleAllBtn {
  background: var(--clr-bg-light);
  color: var(--clr-text);
  border: 1px solid var(--clr-border);
  padding: 9px 18px;
  border-radius: 8px;
  cursor: pointer;
  font-size: 0.96em;
  font-family: 'Poppins', sans-serif;
  font-weight: 500;
  transition: all 0.25s ease;
  box-shadow: var(--shadow-sm);
}

.filterBtn:hover,
#toggleAllBtn:hover {
  background-color: var(--clr-accent);
  color: #fff;
  border-color: var(--clr-accent);
  box-shadow: 0 0 10px rgba(43, 123, 255, 0.45);
}

.filterBtn.active {
  background-color: var(--clr-accent);
  color: #fff;
  border-color: var(--clr-accent);
  box-shadow: 0 0 8px rgba(0, 64, 200, 0.35);
}

/* ===========================
   ACCORDION-GRUPPEN (Hauptkategorien)
   =========================== */

.group {
  border: 1px solid var(--clr-border);
  border-radius: var(--radius);
  background: var(--clr-bg-light);
  box-shadow: var(--shadow-sm);
  margin: 24px auto;
  max-width: 1000px;
  overflow: hidden;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.group:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.group > summary {
  font-weight: 700;
  font-size: 1.1em;
  padding: 15px 20px;
  background: linear-gradient(90deg, #f7f9fc, #eef3fa);
  color: var(--clr-accent);
  border-bottom: 1px solid #e2e7ef;
  cursor: pointer;
  user-select: none;
  transition: background 0.3s ease, color 0.3s ease;
}

.group > summary:hover {
  background: linear-gradient(90deg, #edf3ff, #f8faff);
  color: var(--clr-accent-light);
}

/* Pfeilindikator */
.group > summary::marker {
  display: none;
}
.group > summary::before {
  content: "▸";
  margin-right: 8px;
  transition: transform 0.25s ease;
}
.group[open] > summary::before {
  transform: rotate(90deg);
}

/* Inhalt */
.group > div {
  padding: 20px 24px 26px;
  border-top: 1px solid #e0e5ee;
  line-height: 1.65;
  animation: fadeIn 0.4s ease;
}

/* ===========================
   UNTERGRUPPEN (Einzelmaterialien)
   =========================== */

.subgroup {
  margin: 16px 20px;
  border: 1px solid #e0e5ee;
  border-radius: var(--radius);
  background: var(--clr-bg-light);
  box-shadow: var(--shadow-sm);
  transition: transform 0.25s ease, box-shadow 0.25s ease;
  will-change: transform, box-shadow;
}

.subgroup:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.subgroup > summary {
  background: #f8faff;
  color: var(--clr-accent);
  padding: 12px 18px;
  font-weight: 600;
  border-bottom: 1px solid #e2e7ef;
  cursor: pointer;
  user-select: none;
}

/* ===========================
   INHALT DER MATERIAL-KARTEN
   =========================== */

.subgroup > div {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 30px;
  padding: 16px 22px 22px;
}

.subgroup > div > ul {
  flex: 1;
  margin: 0;
  padding-left: 20px;
}

.subgroup img {
  width: 240px;
  height: auto;
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
  object-fit: cover;
  flex-shrink: 0;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  cursor: pointer;
}

.subgroup img:hover {
  transform: scale(1.04);
  box-shadow: var(--shadow-md);
}

/* ===========================
   HAFTUNGSHINWEIS
   =========================== */

.haftungshinweis {
  margin-top: 45px;
  font-size: 0.9em;
  font-style: italic;
  color: var(--clr-muted);
  text-align: center;
  line-height: 1.5;
}

/* ===========================
   RESPONSIVE DESIGN
   =========================== */

@media (max-width: 900px) {
  .subgroup > div {
    flex-direction: column;
    align-items: center;
    text-align: left;
    gap: 18px;
  }

  .subgroup > div > ul {
    width: 100%;
    padding-left: 0;
  }

  .subgroup img {
    width: 85%;
    max-width: 300px;
    margin: 0 auto;
  }

  .group {
    margin: 18px auto;
  }
}

@media (min-width: 901px) and (max-width: 1200px) {
  .subgroup > div {
    gap: 24px;
  }
  .subgroup img {
    width: 220px;
  }
}

@media (min-width: 1400px) {
  .group {
    max-width: 1200px;
  }
}

/* ===========================
   ANIMATIONEN
   =========================== */

@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(-6px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}