:root {
  --mono: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
  --black: #000;
  --white: #fff;
  --neutral: #ddd;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
  background: var(--white);
  color: var(--black);
  font-family: var(--mono);
}

a {
  color: var(--black);
  text-decoration: underline;
  text-underline-offset: 2px;
}

a:visited {
  color: var(--black);
}

.page {
  max-width: 1000px;
  margin: 0 auto;
  padding: 24px 16px 40px;
}

.page-home {
  max-width: 820px;
}

.header {
  margin-bottom: 14px;
}

.site-title,
.page-title {
  margin: 0;
  font-size: clamp(38px, 7vw, 60px);
  line-height: 1;
  letter-spacing: 0.06em;
  font-weight: 800;
}

.page-title {
  font-size: clamp(24px, 4vw, 34px);
}

.subtitle {
  margin: 10px 0 0;
  font-size: 15px;
  line-height: 1.4;
}

.panel {
  border: 2px solid var(--black);
  padding: 14px;
  background: var(--white);
}

.panel-title {
  margin: 0;
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.divider {
  border-top: 1px solid var(--black);
  margin: 12px 0;
}

.ledger-rows {
  display: block;
}

.rowlink {
  display: block;
  width: 100%;
  padding: 14px 10px;
  font-size: 16px;
  font-weight: 700;
  letter-spacing: 0.03em;
}

.rowlink + .rowlink {
  border-top: 1px solid var(--black);
}

.rowlink:hover,
.rowlink:focus-visible {
  background: var(--neutral);
}

.form-stack {
  display: grid;
  gap: 10px;
}

.dropzone {
  border: 2px solid var(--black);
  padding: 14px;
  display: grid;
  gap: 8px;
  justify-items: start;
  margin-bottom: 10px;
}

.dropzone:hover,
.dropzone:focus-visible {
  background: var(--neutral);
}

.dropzone.dropzone-active {
  background: var(--neutral);
  border-width: 3px;
}

.dropzone-title {
  margin: 0;
  font-size: 15px;
  font-weight: 700;
  letter-spacing: 0.02em;
}

.dropzone-subtitle {
  margin: 0;
  font-size: 13px;
}

.small-note {
  margin: 0;
  font-size: 12px;
}

.field {
  display: grid;
  gap: 6px;
}

.field label {
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

input,
textarea,
button {
  font: inherit;
}

input,
textarea {
  width: 100%;
  border: 2px solid var(--black);
  border-radius: 0;
  padding: 10px;
  background: var(--white);
  color: var(--black);
}

.field-checkbox {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 2px;
}

.field-checkbox input[type="checkbox"] {
  width: 16px;
  height: 16px;
  padding: 0;
  margin: 0;
  border: 2px solid var(--black);
  border-radius: 0;
  appearance: none;
  display: inline-block;
  background: var(--white);
}

.field-checkbox input[type="checkbox"]:checked {
  background: var(--black);
}

.field-checkbox label {
  margin: 0;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.02em;
  text-transform: none;
}

textarea {
  resize: vertical;
  min-height: 88px;
}

input:focus-visible,
textarea:focus-visible,
button:focus-visible,
a:focus-visible {
  outline: 2px solid var(--black);
  outline-offset: 2px;
  box-shadow: none;
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 4px;
}

.btn {
  display: inline-block;
  border: 2px solid var(--black);
  border-radius: 0;
  background: var(--white);
  color: var(--black);
  padding: 9px 12px;
  font-size: 14px;
  font-weight: 800;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  text-decoration: none;
  cursor: pointer;
}

.btn:hover,
.btn:focus-visible {
  background: var(--black);
  color: var(--white);
  text-decoration: none;
}

.btn:disabled {
  cursor: default;
  opacity: 0.5;
}

.btn:disabled:hover,
.btn:disabled:focus-visible {
  background: var(--white);
  color: var(--black);
}

button,
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.btn.is-disabled-link {
  opacity: 0.55;
  pointer-events: none;
}

.hidden {
  display: none !important;
}

.status {
  margin-top: 12px;
  min-height: 52px;
  border: 2px solid var(--black);
  padding: 10px 12px;
  white-space: pre-wrap;
  overflow-wrap: anywhere;
  word-break: break-word;
  line-height: 1.45;
}

.status:empty {
  display: none;
}

.status.success {
  border-width: 3px;
}

.status.error {
  border-width: 3px;
  border-style: dashed;
}

.receipt {
  margin: 0;
  border: 1px solid var(--black);
  padding: 10px;
  white-space: pre-wrap;
  overflow-wrap: anywhere;
  word-break: break-word;
}

.capture-result-media {
  margin: 0 0 12px;
  border: 2px solid var(--black);
  padding: 12px;
  display: flex;
  justify-content: center;
  align-items: center;
  overflow: hidden;
  min-width: 0;
  background: var(--white);
}

.capture-result-media img {
  display: block;
  width: min(100%, 520px);
  max-width: 100%;
  height: auto;
  margin: 0 auto;
}

.record-card-host {
  margin-top: 12px;
}

.tx-card {
  border: 2px solid var(--black);
  padding: 12px;
  background: var(--white);
}

.tx-heading {
  margin: 0;
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.tx-grid {
  display: grid;
  gap: 8px;
  margin-top: 10px;
}

.tx-row {
  border-top: 1px solid var(--black);
  padding-top: 8px;
}

.footer {
  margin-top: 14px;
  border-top: 1px solid var(--black);
  padding-top: 10px;
  font-size: 14px;
}

.page-doc {
  max-width: 900px;
}

.doc-section + .doc-section {
  margin-top: 14px;
}

.doc-title {
  margin: 0;
  font-size: 18px;
  font-weight: 800;
  letter-spacing: 0.02em;
}

.doc-list {
  margin: 8px 0 0;
  padding-left: 18px;
  line-height: 1.5;
}

.doc-list li + li {
  margin-top: 4px;
}