.brand {
  min-width: 0;
}

.brand-logo {
  display: block;
  width: 190px;
  height: 64px;
  object-fit: contain;
  object-position: left center;
}

.footer-brand .brand-logo {
  width: 210px;
  filter: drop-shadow(0 3px 12px rgba(0, 0, 0, 0.2));
}

.catalog-browser {
  scroll-margin-top: 105px;
  margin-top: 24px;
  padding: 26px;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: #f5f8fa;
}

.catalog-browser-head {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 25px;
}

.catalog-browser-head h3 {
  margin: 0;
  color: var(--navy);
  font-size: 29px;
}

.catalog-browser-head label {
  display: grid;
  width: min(380px, 100%);
  gap: 6px;
  color: var(--navy);
  font-size: 11px;
  font-weight: 850;
}

.catalog-browser-head input {
  height: 44px;
  border: 1px solid #bdcad2;
  border-radius: 8px;
  background: white;
  padding: 0 13px;
}

.catalog-browser-status {
  margin: 18px 0 12px;
  color: var(--muted);
  font-size: 12px;
}

.catalog-model-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 10px;
  max-height: 470px;
  overflow: auto;
  padding-right: 4px;
}

.catalog-model-grid button {
  min-height: 108px;
  padding: 16px;
  border: 1px solid var(--line);
  border-radius: 11px;
  background: white;
  color: var(--navy);
  text-align: left;
  cursor: pointer;
}

.catalog-model-grid button:hover {
  border-color: var(--yellow);
  box-shadow: 0 10px 22px rgba(12, 35, 56, 0.08);
  transform: translateY(-2px);
}

.catalog-model-grid strong,
.catalog-model-grid span,
.catalog-model-grid small {
  display: block;
}

.catalog-model-grid strong {
  font-size: 15px;
}

.catalog-model-grid span {
  margin-top: 5px;
  color: #6b7c89;
  font-size: 11px;
}

.catalog-model-grid small {
  margin-top: 15px;
  color: #8d6900;
  font-size: 10px;
  font-weight: 800;
}

.catalog-model-empty {
  grid-column: 1 / -1;
  padding: 28px;
  border: 1px dashed #bdcad2;
  border-radius: 10px;
  color: var(--muted);
  text-align: center;
}

.support-widget {
  position: fixed;
  right: 22px;
  bottom: 22px;
  z-index: 40;
}

.support-toggle {
  display: flex;
  align-items: center;
  gap: 9px;
  min-height: 48px;
  border: 0;
  border-radius: 999px;
  background: var(--navy);
  color: white;
  padding: 0 19px;
  box-shadow: 0 15px 36px rgba(12, 35, 56, 0.28);
  font-weight: 900;
  cursor: pointer;
}

.support-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: #9aa8b2;
}

.support-widget.is-online .support-dot {
  background: #32d583;
  box-shadow: 0 0 0 5px rgba(50, 213, 131, 0.16);
}

.support-panel {
  position: absolute;
  right: 0;
  bottom: 60px;
  width: min(345px, calc(100vw - 28px));
  padding: 24px;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: white;
  box-shadow: 0 22px 55px rgba(12, 35, 56, 0.25);
}

.support-panel strong,
.support-panel p,
.support-panel small {
  display: block;
}

.support-panel strong {
  color: var(--navy);
  font-size: 18px;
}

.support-panel p {
  color: var(--muted);
  font-size: 13px;
  line-height: 1.55;
}

.support-primary {
  display: block;
  margin-top: 17px;
  border-radius: 8px;
  background: var(--yellow);
  color: var(--navy);
  padding: 12px 14px;
  text-align: center;
  font-size: 13px;
  font-weight: 900;
}

.support-email {
  display: block;
  margin: 12px 0;
  color: #775900;
  text-align: center;
  font-size: 12px;
  font-weight: 800;
}

.support-panel small {
  color: #7c8b97;
  text-align: center;
  font-size: 10px;
}

.support-close {
  position: absolute;
  right: 10px;
  top: 8px;
  border: 0;
  background: transparent;
  color: var(--muted);
  font-size: 22px;
  cursor: pointer;
}

@media (max-width: 980px) {
  .catalog-model-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 680px) {
  .brand-logo {
    width: 148px;
    height: 52px;
  }

  .catalog-browser {
    padding: 18px;
  }

  .catalog-browser-head {
    display: grid;
  }

  .catalog-model-grid {
    grid-template-columns: 1fr;
    max-height: 520px;
  }

  .support-widget {
    right: 12px;
    bottom: 12px;
  }
}