.kross-url-builder {
  --kross-accent: #177f96;
  --kross-accent-dark: #126d80;
  --kross-text: #123844;
  --kross-muted: #6f7d83;
  --kross-border: rgba(18, 56, 68, 0.13);
  --kross-surface: #ffffff;
  display: grid;
  grid-template-columns: minmax(130px, 1fr) minmax(130px, 1fr) minmax(96px, 0.65fr) auto;
  align-items: center;
  gap: 0;
  width: 100%;
  max-width: 920px;
  min-height: 72px;
  padding: 10px;
  background: var(--kross-surface);
  border: 1px solid var(--kross-border);
  border-radius: 8px;
  box-shadow: 0 14px 34px rgba(18, 56, 68, 0.13), 0 2px 8px rgba(18, 56, 68, 0.08);
}

.kross-url-builder--compact {
  max-width: 760px;
  min-height: 58px;
  padding: 7px;
}

.kross-url-builder__field {
  position: relative;
  display: grid;
  align-content: center;
  min-height: 52px;
  padding: 8px 18px;
  border-right: 1px solid var(--kross-border);
}

.kross-url-builder__field span {
  display: block;
  margin-bottom: 3px;
  color: var(--kross-accent);
  font-size: 10px;
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: 0;
  text-transform: uppercase;
}

.kross-url-builder input,
.kross-url-builder select {
  width: 100%;
  min-height: 26px;
  margin: 0;
  padding: 0;
  color: var(--kross-text);
  background: transparent;
  border: 0;
  border-radius: 0;
  outline: 0;
  box-shadow: none;
  font-family: inherit;
  font-size: 20px;
  font-weight: 600;
  line-height: 1.2;
  appearance: none;
}

.kross-url-builder input[type="date"]:invalid {
  color: var(--kross-muted);
}

.kross-url-builder input[type="date"]::-webkit-calendar-picker-indicator {
  cursor: pointer;
  opacity: 0.55;
}

.kross-url-builder select {
  cursor: pointer;
  background-image: linear-gradient(45deg, transparent 50%, var(--kross-accent) 50%), linear-gradient(135deg, var(--kross-accent) 50%, transparent 50%);
  background-position: calc(100% - 10px) 54%, calc(100% - 5px) 54%;
  background-size: 5px 5px, 5px 5px;
  background-repeat: no-repeat;
}

.kross-url-builder__button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 205px;
  min-height: 52px;
  padding: 12px 24px;
  color: #ffffff;
  background: var(--kross-accent);
  border: 0;
  border-radius: 999px;
  box-shadow: none;
  cursor: pointer;
  font-family: inherit;
  font-size: 13px;
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: 0;
  text-align: center;
  text-transform: uppercase;
  transition: transform 160ms ease, background-color 160ms ease, box-shadow 160ms ease;
}

.kross-url-builder__button:hover,
.kross-url-builder__button:focus {
  background: var(--kross-accent-dark);
  box-shadow: 0 10px 22px rgba(18, 109, 128, 0.22);
  transform: translateY(-1px);
}

.kross-url-builder__button:active {
  transform: translateY(0);
}

.kross-url-builder.is-invalid {
  animation: kross-url-builder-shake 240ms ease;
}

.kross-url-builder.is-invalid .kross-url-builder__field:has(:invalid) {
  background: rgba(190, 53, 53, 0.06);
}

@keyframes kross-url-builder-shake {
  0%, 100% { transform: translateX(0); }
  33% { transform: translateX(-4px); }
  66% { transform: translateX(4px); }
}

@media (max-width: 767px) {
  .kross-url-builder {
    grid-template-columns: 1fr;
    gap: 8px;
    min-height: 0;
    padding: 10px;
  }

  .kross-url-builder__field {
    min-height: 58px;
    padding: 10px 14px;
    border: 1px solid var(--kross-border);
    border-radius: 8px;
  }

  .kross-url-builder__button {
    width: 100%;
    min-width: 0;
    min-height: 54px;
  }
}