:root {
  color-scheme: light;
  font-family: var(--font-body);
}

* {
  box-sizing: border-box;
}

body {
  min-width: 320px;
  margin: 0;
  background: var(--color-bg);
  color: var(--color-ink);
  font-family: var(--font-body);
  font-size: var(--type-body-size);
  font-weight: var(--type-body-weight);
  line-height: var(--type-body-line);
}

button,
input {
  font: inherit;
}

a {
  color: var(--color-accent);
  text-underline-offset: 0.2em;
}

.site-header {
  position: sticky;
  z-index: 5;
  top: 0;
  display: flex;
  min-height: 64px;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-xxl);
  padding: var(--space-md) clamp(var(--space-lg), 5vw, var(--space-xxxl));
  border-bottom: 1px solid var(--color-line);
  background: var(--color-surface);
}

.brand {
  color: var(--color-ink);
  font-size: var(--type-title-size);
  font-weight: var(--type-title-weight);
  line-height: var(--type-title-line);
  letter-spacing: normal;
  text-decoration: none;
}

.managed-badge,
.eyebrow {
  color: var(--color-accent);
  font-size: var(--type-label-size);
  font-weight: var(--type-label-weight);
  line-height: var(--type-label-line);
  letter-spacing: var(--type-label-spacing);
}

.site-header nav {
  display: flex;
  align-items: center;
  gap: var(--space-lg);
}

.site-header nav a,
.text-button {
  min-height: auto;
  padding: var(--space-sm) 0;
  border: 0;
  border-radius: 0;
  color: var(--color-ink-2);
  background: transparent;
  font-size: var(--type-label-size);
  font-weight: var(--type-label-weight);
  line-height: var(--type-label-line);
  text-decoration: none;
  cursor: pointer;
}

.site-header nav a[aria-current="page"] {
  color: var(--color-ink);
  box-shadow: inset 0 -3px var(--color-accent);
  font-weight: var(--type-body-strong-weight);
}

.page {
  width: min(1040px, calc(100% - var(--space-xxxl)));
  margin: 0 auto;
  padding: var(--space-xxxl) 0;
}

.narrow-page {
  width: min(620px, calc(100% - var(--space-xxxl)));
}

.hero {
  margin-bottom: var(--space-xxxl);
}

.hero h1 {
  max-width: 760px;
  margin: var(--space-xs) 0 var(--space-md);
  font-size: var(--type-display-size);
  font-weight: var(--type-display-weight);
  line-height: var(--type-display-line);
  letter-spacing: normal;
  text-wrap: balance;
}

.hero p {
  max-width: 680px;
  color: var(--color-ink-2);
}

.split-hero {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: var(--space-xxl);
}

.panel,
.metric-card {
  padding: var(--size-card-padding);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-card);
  background: var(--color-surface);
  box-shadow: var(--shadow-card);
}

.panel + .panel {
  margin-top: var(--space-xl);
}

.panel h2,
.metric-card p {
  margin-top: 0;
}

.panel h2 {
  font-size: var(--type-title-size);
  font-weight: var(--type-title-weight);
  line-height: var(--type-title-line);
}

form {
  display: grid;
  gap: var(--space-sm);
}

label,
.metric-label {
  color: var(--color-ink-2);
  font-size: var(--type-label-size);
  font-weight: var(--type-label-weight);
  line-height: var(--type-label-line);
  letter-spacing: var(--type-label-spacing);
}

input {
  width: 100%;
  min-height: var(--size-button);
  padding: var(--space-lg);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-field);
  color: var(--color-ink);
  background: var(--color-surface-2);
}

input:focus,
button:focus-visible,
a:focus-visible {
  outline: 3px solid var(--color-accent);
  outline-offset: var(--space-xs);
}

button,
.primary-link {
  display: inline-flex;
  min-height: var(--size-button);
  align-items: center;
  justify-content: center;
  padding: var(--space-lg) var(--space-xl);
  border: 0;
  border-radius: var(--radius-pill);
  color: var(--color-on-ink);
  background: var(--color-ink);
  font-weight: var(--type-body-strong-weight);
  text-decoration: none;
  cursor: pointer;
}

button:disabled {
  opacity: 0.55;
  cursor: not-allowed;
}

.secondary,
.transaction-meta,
.qr-reference {
  color: var(--color-ink-2);
  font-size: var(--type-label-size);
  line-height: var(--type-label-line);
}

.status {
  min-height: var(--type-body-line);
  color: var(--color-accent);
}

.status.error {
  color: var(--color-danger);
}

.trust-note {
  margin-top: var(--space-xl);
  padding: var(--space-lg);
  border-radius: var(--radius-field);
  background: var(--color-surface-2);
}

.trust-note p {
  margin-bottom: 0;
  color: var(--color-ink-2);
}

.metric-grid,
.qr-layout {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-xl);
  margin-bottom: var(--space-xxl);
}

.metric-card {
  min-height: 180px;
}

.metric-value,
.dynamic-amount {
  margin-bottom: var(--space-sm);
  color: var(--color-ink);
  font-size: var(--type-display-size);
  font-weight: var(--type-display-weight);
  line-height: var(--type-display-line);
  font-variant-numeric: tabular-nums;
}

.section-heading,
.entry-heading {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-lg);
}

.transaction-list {
  display: grid;
  gap: var(--space-sm);
}

.transaction-entry {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: var(--space-sm) var(--space-lg);
  padding: var(--space-lg) 0;
  border-bottom: 1px solid var(--color-line);
}

.transaction-entry:last-child {
  border-bottom: 0;
}

.transaction-entry p {
  margin: 0;
}

.transaction-amount {
  color: var(--color-accent);
  font-weight: var(--type-body-strong-weight);
  font-variant-numeric: tabular-nums;
}

.empty-state {
  padding: var(--space-xxl) 0;
  color: var(--color-ink-2);
}

.qr-result {
  margin-top: var(--space-xxl);
  text-align: center;
}

.qr-result[hidden] {
  display: none;
}

.qr-image {
  width: min(340px, 100%);
  margin: var(--space-xl) auto;
}

.qr-image svg,
.qr-image img,
.qr-image canvas {
  display: block;
  width: 100%;
  height: auto;
}

.print-heading {
  display: none;
}

@media (max-width: 720px) {
  .site-header {
    position: static;
    align-items: flex-start;
    flex-direction: column;
    gap: var(--space-sm);
  }

  .site-header nav {
    width: 100%;
    overflow-x: auto;
  }

  .page {
    padding-top: var(--space-xxxl);
  }

  .split-hero {
    align-items: flex-start;
    flex-direction: column;
  }

  .metric-grid,
  .qr-layout {
    grid-template-columns: 1fr;
  }
}

/* Print is a frozen counter fixture. Keep these values byte-comparable with the pre-design output. */
@media print {
  @page {
    size: A4 portrait;
    margin: 16mm;
  }

  :root,
  body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    font-size: 16px;
    font-weight: 400;
    line-height: normal;
  }

  body {
    min-width: 0;
    color: #173f35;
    background: #fff;
  }

  body > * {
    display: none !important;
  }

  body.print-fixed main.page {
    display: block !important;
    width: 100%;
    margin: 0;
    padding: 0;
  }

  body.print-fixed #fixed-qr-result {
    display: block !important;
    margin-top: 24px;
    padding: clamp(18px, 4vw, 28px);
    border: 0;
    border-radius: 8px;
    color: #173f35;
    background: #fff;
    box-shadow: none;
    text-align: center;
  }

  body.print-fixed .print-heading {
    display: block;
  }

  body.print-fixed .print-heading .eyebrow {
    margin: 1em 0;
    color: #185f91;
    font-size: 12px;
    font-weight: 850;
    line-height: normal;
    letter-spacing: 0.12em;
  }

  body.print-fixed .print-heading h2 {
    margin: 0 0 0.83em;
    color: #173f35;
    font-size: 1.5em;
    font-weight: 700;
    line-height: normal;
  }

  body.print-fixed .print-heading p:not(.eyebrow) {
    margin: 1em 0;
    color: #173f35;
    font-size: 16px;
    font-weight: 400;
    line-height: normal;
    letter-spacing: normal;
  }

  body.print-fixed .print-hide,
  body.print-fixed #dynamic-qr-result,
  body.print-fixed #qr-status {
    display: none !important;
  }

  body.print-fixed .qr-image {
    width: 105mm;
    margin: 20px auto;
  }

  body.print-fixed .qr-image svg,
  body.print-fixed .qr-image img,
  body.print-fixed .qr-image canvas {
    display: block;
    width: 100%;
    height: auto;
  }

  body.print-fixed .qr-reference {
    margin: 1em 0;
    color: #5d7169;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    font-size: 11pt;
    font-weight: 400;
    line-height: normal;
  }
}