.hash-tool {
  display: grid;
  gap: 1.5rem;
  max-width: 58rem;
  padding: clamp(1.25rem, 3vw, 2rem);
  border: 1px solid var(--border);
  border-radius: var(--radius-large);
  background: rgb(16 23 34 / 0.82);
  box-shadow: var(--shadow);
}

.hash-tool__notice {
  padding: 0.9rem 1rem;
  border: 1px solid rgb(112 183 255 / 0.28);
  border-radius: var(--radius-small);
  background: rgb(112 183 255 / 0.08);
  color: var(--text-muted);
}

.hash-tool__notice strong {
  color: var(--text);
}

.hash-tool__form {
  display: grid;
  gap: 1.35rem;
}

.hash-tool__source-group {
  margin: 0;
  padding: 0;
  border: 0;
}

.hash-tool__source-group legend,
.hash-tool__field > label {
  display: block;
  margin-bottom: 0.5rem;
  color: var(--text);
  font-weight: 850;
}

.hash-tool__source-options {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
}

.hash-tool__source-option {
  position: relative;
  display: inline-flex;
  cursor: pointer;
}

.hash-tool__source-option input {
  position: absolute;
  width: 1px;
  height: 1px;
  opacity: 0;
}

.hash-tool__source-option span {
  display: inline-flex;
  min-height: 2.9rem;
  align-items: center;
  padding: 0.65rem 1rem;
  border: 1px solid var(--border);
  border-radius: var(--radius-small);
  background: var(--surface);
  color: var(--text-muted);
  font-weight: 800;
}

.hash-tool__source-option input:checked + span {
  border-color: var(--accent);
  background: rgb(112 183 255 / 0.14);
  color: var(--text);
}

.hash-tool__source-option input:focus-visible + span {
  outline: 3px solid var(--warning);
  outline-offset: 3px;
}

.hash-tool__field textarea,
.hash-tool__field input[type="text"],
.hash-tool__field input[type="file"],
.hash-tool__field select {
  width: 100%;
  min-height: 2.9rem;
  padding: 0.7rem 0.8rem;
  border: 1px solid var(--border);
  border-radius: var(--radius-small);
  background: var(--surface-soft);
  color: var(--text);
}

.hash-tool__field textarea {
  min-height: 10rem;
  resize: vertical;
  font-family: ui-monospace, SFMono-Regular, Consolas, "Liberation Mono", monospace;
  line-height: 1.5;
}

.hash-tool__field input[type="file"] {
  padding: 0.55rem;
}

.hash-tool__field input[type="file"]::file-selector-button {
  min-height: 2.25rem;
  margin-right: 0.7rem;
  padding: 0.35rem 0.65rem;
  border: 1px solid var(--border);
  border-radius: var(--radius-small);
  background: var(--surface-raised);
  color: var(--text);
  font: inherit;
  font-weight: 750;
  cursor: pointer;
}

.hash-tool__settings {
  display: grid;
  grid-template-columns: minmax(12rem, 0.7fr) minmax(0, 1.3fr);
  gap: 1rem;
}

.hash-tool__hint {
  margin: 0.45rem 0 0;
  color: var(--text-muted);
  font-size: 0.9rem;
}

.hash-tool__hint[data-legacy="true"] {
  color: var(--warning);
}

.hash-tool__optional {
  color: var(--text-muted);
  font-weight: 650;
}

.hash-tool__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.hash-tool__actions .button[disabled] {
  cursor: wait;
  opacity: 0.7;
}

.hash-tool__error {
  margin: 0;
  padding: 0.9rem 1rem;
  border: 1px solid var(--warning);
  border-radius: var(--radius-small);
  background: var(--surface-soft);
  color: var(--warning);
  font-weight: 750;
}

.hash-tool__results {
  display: grid;
  gap: 1.25rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--border);
}

.hash-tool__result-header {
  display: flex;
  align-items: start;
  justify-content: space-between;
  gap: 1rem;
}

.hash-tool__result-header h2,
.hash-tool__digest-heading h3 {
  margin: 0;
}

.hash-tool__source-summary {
  max-width: 24rem;
  margin: 0;
  color: var(--text-muted);
  font-size: 0.9rem;
  overflow-wrap: anywhere;
  text-align: right;
}

.hash-tool__summary-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.75rem;
  margin: 0;
}

.hash-tool__summary-grid > div {
  padding: 0.85rem 1rem;
  border: 1px solid var(--border);
  border-radius: var(--radius-small);
  background: var(--surface-soft);
}

.hash-tool__summary-grid dt {
  color: var(--text-muted);
  font-size: 0.82rem;
  font-weight: 750;
}

.hash-tool__summary-grid dd {
  margin: 0.2rem 0 0;
  color: var(--text);
  font-weight: 850;
}

.hash-tool__digest-block {
  min-width: 0;
}

.hash-tool__digest-heading {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 0.55rem;
}

.hash-tool__copy {
  min-height: 2.35rem;
  padding: 0.4rem 0.75rem;
}

.hash-tool__digest {
  display: block;
  width: 100%;
  min-height: 3.25rem;
  padding: 0.9rem 1rem;
  border: 1px solid var(--border);
  border-radius: var(--radius-small);
  background: var(--background);
  color: var(--text);
  font-family: ui-monospace, SFMono-Regular, Consolas, "Liberation Mono", monospace;
  font-size: 0.92rem;
  line-height: 1.55;
  overflow-wrap: anywhere;
  user-select: all;
}

.hash-tool__comparison {
  display: grid;
  gap: 0.2rem;
  padding: 0.9rem 1rem;
  border: 1px solid var(--border);
  border-radius: var(--radius-small);
  background: var(--surface-soft);
}

.hash-tool__comparison[data-status="match"] {
  border-color: var(--success);
}

.hash-tool__comparison[data-status="match"] strong {
  color: var(--success);
}

.hash-tool__comparison[data-status="mismatch"] {
  border-color: var(--warning);
}

.hash-tool__comparison[data-status="mismatch"] strong {
  color: var(--warning);
}

.hash-tool__comparison span,
.hash-tool__copy-status {
  color: var(--text-muted);
}

.hash-tool__copy-status {
  min-height: 1.5rem;
  margin: 0;
  font-size: 0.9rem;
}

@media screen and (max-width: 48rem) {
  .hash-tool {
    padding: 1rem;
  }

  .hash-tool__settings,
  .hash-tool__summary-grid {
    grid-template-columns: minmax(0, 1fr);
  }

  .hash-tool__source-options,
  .hash-tool__actions {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .hash-tool__source-option span,
  .hash-tool__actions .button {
    width: 100%;
    justify-content: center;
  }

  .hash-tool__result-header {
    display: grid;
  }

  .hash-tool__source-summary {
    max-width: none;
    text-align: left;
  }
}