.materials-page {
  --materials-blue: #2aaeff;
  --materials-blue-soft: rgba(42, 174, 255, .12);
  --materials-orange: #ff9e35;
  display: grid;
  gap: 14px;
  width: 100%;
}

.materials-loading,
.materials-load-error {
  display: grid;
  min-height: 220px;
  place-content: center;
  gap: 8px;
  padding: 24px;
  border: 1px solid rgba(150, 195, 222, .18);
  border-radius: 10px;
  background: rgba(9, 29, 43, .76);
  text-align: center;
}

.materials-load-error small {
  color: #9bb3c2;
}

.materials-heading,
.materials-detail-heading {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding: clamp(17px, 2.4vw, 24px);
  border: 1px solid rgba(150, 195, 222, .18);
  border-radius: 10px;
  background: linear-gradient(125deg, rgba(16, 55, 79, .94), rgba(8, 29, 43, .94));
  box-shadow: 0 10px 24px rgba(0, 0, 0, .16);
}

.materials-heading h1,
.materials-detail-heading h1 {
  margin: 4px 0 6px;
  color: #fff;
  font-size: clamp(1.65rem, 3.5vw, 2.3rem);
}

.materials-heading p,
.materials-detail-heading p {
  max-width: 720px;
  margin: 0;
  color: #b8cfdd;
}

.materials-eyebrow {
  color: #74ceff;
  font-size: .72rem;
  font-weight: 900;
  letter-spacing: .11em;
  text-transform: uppercase;
}

.materials-count,
.materials-structure {
  flex: 0 0 auto;
  padding: 5px 8px;
  border: 1px solid rgba(116, 206, 255, .22);
  border-radius: 999px;
  background: rgba(42, 174, 255, .08);
  color: #bfeaff;
  font-size: .72rem;
  font-weight: 850;
}

.materials-toolbar {
  display: grid;
  grid-template-columns: minmax(220px, .8fr) minmax(0, 1.5fr);
  gap: 12px;
  padding: 12px;
  border: 1px solid rgba(150, 195, 222, .16);
  border-radius: 9px;
  background: rgba(8, 25, 38, .74);
}

.materials-search {
  display: grid;
  gap: 5px;
  color: #dcecf5;
  font-size: .78rem;
  font-weight: 850;
}

.materials-search input {
  width: 100%;
  min-height: 42px;
  padding: 9px 11px;
  border: 1px solid rgba(150, 195, 222, .23);
  border-radius: 7px;
  background: #071722;
  color: #fff;
}

.materials-search input:focus-visible,
.materials-page button:focus-visible,
.materials-sources a:focus-visible {
  outline: 2px solid var(--materials-blue);
  outline-offset: 2px;
}

.materials-filters {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  align-items: end;
  gap: 7px;
}

.materials-filter,
.materials-back {
  min-height: 42px;
  padding-inline: 12px;
  border: 1px solid rgba(150, 195, 222, .21);
  border-radius: 7px;
  background: rgba(17, 45, 63, .78);
  color: #d9ebf5;
  font-weight: 800;
  cursor: pointer;
}

.materials-filter:hover,
.materials-filter.is-active {
  border-color: rgba(42, 174, 255, .68);
  background: var(--materials-blue-soft);
  color: #fff;
}

.materials-feedback {
  min-height: 0;
  color: #a9c8d9;
  font-size: .78rem;
  font-weight: 750;
}

.materials-feedback:not(:empty) {
  min-height: 18px;
}

.materials-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 10px;
}

.materials-card {
  display: grid;
  grid-template-rows: auto auto 1fr auto;
  gap: 10px;
  min-width: 0;
  padding: 14px;
  border: 1px solid rgba(150, 195, 222, .16);
  border-radius: 9px;
  background: linear-gradient(155deg, rgba(17, 47, 66, .9), rgba(8, 26, 39, .96));
  box-shadow: 0 7px 18px rgba(0, 0, 0, .13);
}

.materials-card:hover {
  border-color: rgba(42, 174, 255, .48);
  transform: translateY(-1px);
}

.materials-card-top,
.materials-card-actions,
.materials-detail-title {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 9px;
}

.materials-code {
  display: inline-grid;
  min-width: 40px;
  min-height: 30px;
  place-items: center;
  padding: 4px 8px;
  border-radius: 6px;
  background: linear-gradient(145deg, #148ed1, #126795);
  color: #fff;
  font-size: .8rem;
  font-weight: 950;
  letter-spacing: .04em;
}

.materials-code.large {
  min-width: 64px;
  min-height: 54px;
  font-size: 1.05rem;
}

.materials-card h2,
.materials-detail-card h2 {
  margin: 0;
  color: #fff;
}

.materials-card h2 {
  min-height: 2.35em;
  font-size: .98rem;
  line-height: 1.18;
}

.materials-density {
  margin: 5px 0 0;
  color: #9fb7c6;
  font-size: .76rem;
}

.materials-density strong {
  color: #dcecf5;
}

.materials-card-facts,
.materials-detail-card dl {
  display: grid;
  gap: 6px;
  margin: 0;
}

.materials-card-facts > div,
.materials-detail-card dl > div {
  display: grid;
  gap: 2px;
  padding-top: 6px;
  border-top: 1px solid rgba(150, 195, 222, .1);
}

.materials-card-facts dt,
.materials-detail-card dt {
  color: #7f9baa;
  font-size: .66rem;
  font-weight: 850;
  letter-spacing: .05em;
  text-transform: uppercase;
}

.materials-card-facts dd,
.materials-detail-card dd {
  margin: 0;
  color: #dcecf5;
  font-size: .79rem;
  line-height: 1.34;
}

.materials-card-actions {
  align-items: stretch;
}

.materials-card-actions button {
  width: 100%;
}

.materials-primary {
  min-height: 42px;
  padding: 9px 12px;
  border: 1px solid #209ee6;
  border-radius: 7px;
  background: linear-gradient(145deg, #1fa9f6, #147cb4);
  color: #fff;
  font-weight: 900;
  cursor: pointer;
}

.materials-primary:hover {
  filter: brightness(1.08);
}

.materials-empty {
  grid-column: 1 / -1;
  padding: 28px;
  border: 1px dashed rgba(150, 195, 222, .24);
  border-radius: 8px;
  text-align: center;
}

.materials-empty p {
  margin-bottom: 0;
}

.materials-detail-heading {
  flex-wrap: wrap;
}

.materials-detail-title {
  justify-content: flex-start;
  flex: 1 1 400px;
}

.materials-detail-title h1 {
  font-size: clamp(1.5rem, 3.2vw, 2.15rem);
}

.materials-back {
  flex: 0 0 auto;
}

.materials-use-button {
  flex: 0 1 260px;
}

.materials-detail-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
}

.materials-detail-card {
  display: grid;
  align-content: start;
  gap: 12px;
  min-width: 0;
  padding: 15px;
  border: 1px solid rgba(150, 195, 222, .14);
  border-radius: 8px;
  background: rgba(14, 40, 56, .72);
}

.materials-detail-card h2 {
  font-size: 1rem;
}

.materials-detail-card ul {
  display: grid;
  gap: 7px;
  margin: 0;
  padding-left: 18px;
  color: #c8dce8;
  font-size: .82rem;
  line-height: 1.42;
}

.materials-list-card.is-attention {
  border-color: rgba(255, 158, 53, .24);
  background: rgba(74, 45, 18, .3);
}

.materials-sources li {
  display: grid;
  gap: 3px;
}

.materials-sources a {
  color: #8ed7ff;
  font-weight: 800;
  overflow-wrap: anywhere;
}

.materials-sources span {
  color: #89a4b4;
  font-size: .75rem;
}

.materials-drying-source {
  display: grid;
  gap: 3px;
  margin: 0;
  padding-top: 8px;
  border-top: 1px solid rgba(150, 195, 222, .1);
}

.materials-drying-source span {
  color: #7f9baa;
  font-size: .66rem;
  font-weight: 850;
  letter-spacing: .05em;
  text-transform: uppercase;
}

.materials-drying-source a {
  color: #8ed7ff;
  font-size: .79rem;
  font-weight: 800;
  overflow-wrap: anywhere;
}

.materials-disclaimer {
  margin: 0;
  padding: 11px 13px;
  border-left: 3px solid var(--materials-orange);
  background: rgba(255, 158, 53, .07);
  color: #d8e5ec;
  font-size: .8rem;
}

@media (max-width: 1500px) {
  .materials-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (max-width: 980px) {
  .materials-grid,
  .materials-detail-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .materials-filters {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 780px) {
  .materials-heading,
  .materials-detail-heading,
  .materials-toolbar {
    align-items: stretch;
    grid-template-columns: 1fr;
  }

  .materials-heading,
  .materials-detail-heading {
    flex-direction: column;
  }

  .materials-count,
  .materials-use-button,
  .materials-back {
    width: 100%;
  }
}

@media (max-width: 560px) {
  .materials-grid,
  .materials-detail-grid {
    grid-template-columns: 1fr;
  }

  .materials-card {
    padding: 13px;
  }
}

@media (max-width: 430px) {
  .materials-filters {
    grid-template-columns: 1fr;
  }

  .materials-detail-card {
    padding: 13px;
  }
}