:root {
  color-scheme: light;
  --ink: #16273b;
  --paper: #f7f4ee;
  --gold: #b08d57;
  --gold-ink: #8a6a38;
  --up: #c0392b;
  --down: #1e7a52;
  --warn: #c9862b;
  --danger: #a93226;
  --muted: #8a8577;
  --ink-70: #4a5a6e;
  --paper-raised: #fdfbf7;
  --line: #e4dfd4;
  --focus: #2456a6;
  --font-ui: "Noto Sans SC", "PingFang SC", system-ui, sans-serif;
  --font-display: "Noto Serif SC", "Songti SC", serif;
  --font-mono: "JetBrains Mono", ui-monospace, monospace;
}

* {
  box-sizing: border-box;
}

html {
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-ui);
  line-height: 1.6;
}

body {
  margin: 0;
  min-width: 320px;
  background:
    linear-gradient(rgba(22, 39, 59, 0.02), rgba(22, 39, 59, 0.02)),
    repeating-linear-gradient(0deg, transparent 0 2px, rgba(22, 39, 59, 0.012) 2px 3px),
    var(--paper);
}

a {
  color: inherit;
}

button,
input,
select,
textarea {
  font: inherit;
}

button,
.button {
  min-height: 44px;
}

:focus-visible {
  outline: 2px solid var(--focus);
  outline-offset: 3px;
}

.skip-link {
  position: fixed;
  z-index: 100;
  left: 16px;
  top: -80px;
  padding: 10px 14px;
  background: var(--ink);
  color: var(--paper);
}

.skip-link:focus {
  top: 12px;
}

.wordmark {
  display: inline-block;
  color: var(--ink);
  font-family: var(--font-display);
  font-size: 24px;
  font-weight: 700;
  text-decoration: none;
}

.wordmark--top {
  font-size: 20px;
}

.public-body {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.public-shell {
  width: min(420px, calc(100% - 32px));
  margin: auto;
  padding: 48px 0 32px;
}

.public-shell--wide {
  width: min(760px, calc(100% - 32px));
}

.auth-card,
.panel,
.metric-card,
.notice,
.empty-state {
  background: var(--paper-raised);
  border: 1px solid var(--line);
  border-radius: 6px;
}

.auth-card {
  margin-top: 20px;
  padding: 24px;
}

.auth-card h1 {
  margin: 0 0 4px;
  font-family: var(--font-display);
  font-size: 26px;
}

.auth-card > p,
.text-secondary {
  color: var(--ink-70);
}

.field {
  display: grid;
  gap: 6px;
  margin-top: 18px;
}

.field label {
  font-size: 13px;
  font-weight: 650;
}

.field input,
.field textarea,
.field select {
  width: 100%;
  min-height: 44px;
  border: 1px solid #a9a397;
  border-radius: 4px;
  padding: 9px 11px;
  background: #fff;
  color: var(--ink);
}

.field__hint {
  margin: 0;
  color: var(--ink-70);
  font-size: 12px;
}

.form-error {
  margin: 14px 0 0;
  color: var(--danger);
  font-weight: 650;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--ink);
  border-radius: 4px;
  padding: 8px 18px;
  background: var(--ink);
  color: var(--paper);
  cursor: pointer;
  text-decoration: none;
}

.button--full {
  width: 100%;
  margin-top: 22px;
}

.button--quiet {
  min-height: 34px;
  border-color: transparent;
  padding: 4px 8px;
  background: transparent;
  color: var(--ink);
}

.button--preview {
  border-style: dashed;
  border-color: var(--ink-70);
  background: transparent;
  color: var(--ink);
}

.button--danger {
  border-color: var(--danger);
  background: var(--danger);
}

.sim-banner {
  width: 100%;
  margin-top: auto;
  border-top: 1px solid var(--line);
  padding: 10px max(16px, calc((100vw - 1200px) / 2));
  background: var(--paper-raised);
  color: var(--ink-70);
  font-size: 12px;
  text-align: center;
}

.topbar {
  min-height: 52px;
  display: grid;
  grid-template-columns: 216px 1fr auto auto;
  align-items: center;
  gap: 20px;
  border-bottom: 1px solid var(--line);
  padding: 0 24px;
  background: var(--paper-raised);
}

.ledger-fingerprint {
  display: flex;
  gap: 8px;
  color: var(--ink-70);
  font-size: 12px;
  text-decoration: none;
}

.ledger-fingerprint code,
.hash,
.json {
  font-family: var(--font-mono);
}

.session {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 13px;
}

.session form {
  margin: 0;
}

.app-layout {
  min-height: calc(100vh - 98px);
  display: grid;
  grid-template-columns: 216px minmax(0, 1fr);
}

.side-nav {
  border-right: 1px solid var(--line);
  padding: 24px 16px;
  background: rgba(253, 251, 247, 0.72);
}

.nav-group + .nav-group {
  margin-top: 24px;
}

.nav-group h2 {
  margin: 0 10px 6px;
  color: var(--gold);
  font-size: 11px;
  font-weight: 650;
  letter-spacing: 0.12em;
}

.nav-group ul {
  margin: 0;
  padding: 0;
  list-style: none;
}

.nav-group a {
  display: block;
  min-height: 40px;
  border-left: 2px solid transparent;
  padding: 8px 10px;
  color: var(--ink-70);
  font-size: 13px;
  text-decoration: none;
}

.nav-group a[aria-current="page"] {
  border-left-color: var(--gold);
  background: rgba(176, 141, 87, 0.1);
  color: var(--ink);
  font-weight: 700;
}

.app-main {
  width: min(100%, 1248px);
  min-width: 0;
  padding: 32px 40px 64px;
}

.page-header {
  margin-bottom: 24px;
}

.page-header h1 {
  margin: 0;
  font-family: var(--font-display);
  font-size: 28px;
  line-height: 1.3;
}

.eyebrow {
  margin: 0 0 4px;
  color: var(--gold);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.grid {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  gap: 16px;
}

.metric-card,
.panel {
  min-width: 0;
  grid-column: span 4;
  padding: 18px 20px;
}

.panel--wide {
  grid-column: 1 / -1;
}

.panel--half {
  grid-column: span 6;
}

.metric-card h2,
.panel h2,
.empty-state h2,
.notice h2 {
  margin: 0;
  font-size: 15px;
}

.metric-card__value {
  margin: 10px 0 0;
  font-family: var(--font-display);
  font-size: 26px;
  font-variant-numeric: tabular-nums;
}

.metric-card__meta,
.panel__meta {
  margin: 4px 0 0;
  color: var(--ink-70);
  font-size: 12px;
  overflow-wrap: anywhere;
}

.status {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  border-radius: 3px;
  padding: 3px 8px;
  font-size: 12px;
  font-weight: 650;
}

.status > span {
  width: 9px;
  height: 9px;
  display: inline-block;
}

.status--good {
  background: #e7f3ed;
  color: #155c3d;
}

.status--good > span {
  border-radius: 50%;
  background: var(--down);
}

.status--warning {
  background: #fff2d8;
  color: #73490c;
}

.status--warning > span {
  background: var(--warn);
  clip-path: polygon(50% 0, 100% 100%, 0 100%);
}

.status--danger {
  background: #fbf2f0;
  color: #7f261e;
}

.status--danger > span {
  border-radius: 1px;
  background: var(--danger);
}

.status--neutral {
  background: #ece9e1;
  color: var(--ink-70);
}

.notice {
  margin-bottom: 16px;
  border-left-width: 4px;
  padding: 14px 18px;
}

.notice p {
  margin: 4px 0 0;
}

.notice--danger {
  border-left-color: var(--danger);
  background: #fbf2f0;
}

.notice--warning {
  border-left-color: var(--warn);
  background: #fff8e9;
}

.notice--success {
  border-left-color: var(--down);
}

.notice--info {
  border-left-color: var(--focus);
}

.notice__hint {
  color: var(--ink-70);
  font-size: 12px;
}

.empty-state {
  padding: 40px 24px;
  text-align: center;
}

.empty-state p {
  margin: 6px auto 0;
  max-width: 620px;
  color: var(--ink-70);
}

.empty-state__mark {
  font-family: var(--font-display);
  font-size: 34px;
}

.empty-state__action {
  font-family: var(--font-mono);
  font-size: 12px;
  overflow-wrap: anywhere;
}

.table-wrap {
  overflow-x: auto;
}

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
}

caption {
  padding: 0 0 8px;
  text-align: left;
  font-weight: 650;
}

th,
td {
  border-bottom: 1px solid var(--line);
  padding: 9px 10px;
  text-align: left;
  vertical-align: top;
}

th {
  color: var(--ink-70);
  font-size: 12px;
}

.num {
  text-align: right;
  font-variant-numeric: tabular-nums lining-nums;
}

.hash {
  color: var(--ink-70);
  font-size: 12px;
}

.json {
  max-height: 520px;
  overflow: auto;
  border: 1px solid var(--line);
  border-radius: 4px;
  padding: 14px;
  background: #f4f1ea;
  color: var(--ink);
  font-size: 12px;
  white-space: pre-wrap;
  word-break: break-word;
}

.stepper {
  display: grid;
  gap: 16px;
}

.phase h3 {
  margin: 0 0 6px;
  color: var(--gold);
  font-size: 11px;
  letter-spacing: 0.1em;
}

.phase ol {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 6px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.phase li {
  border-left: 3px solid var(--line);
  padding: 7px 9px;
  color: var(--ink-70);
  font-family: var(--font-mono);
  font-size: 11px;
}

.phase li[data-state="done"] {
  border-left-color: var(--down);
  color: var(--ink);
}

.phase li[data-state="current"] {
  border-left-color: var(--gold);
  background: rgba(176, 141, 87, 0.1);
  color: var(--ink);
  font-weight: 700;
}

.action-bar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin-top: 18px;
  border-top: 1px solid var(--line);
  padding-top: 16px;
}

.import-panel {
  display: grid;
  gap: 20px;
}

.import-panel__heading {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
}

.import-panel__heading h2 {
  margin-top: 0;
}

.import-panel .eyebrow {
  color: var(--gold-ink);
}

.upload-form {
  display: flex;
  flex-wrap: wrap;
  align-items: end;
  gap: 12px;
  border-top: 1px solid var(--line);
  padding-top: 16px;
}

.upload-form .field {
  width: 100%;
  min-width: min(100%, 420px);
  flex: 1;
  margin-top: 0;
}

.upload-form input[type="file"] {
  min-width: 0;
  max-width: 100%;
  overflow: hidden;
}

.upload-form .button {
  flex: 0 0 auto;
}

.import-boundary {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1px;
  margin: 0;
  padding: 0;
  background: var(--line);
  list-style: none;
}

.import-boundary li {
  display: grid;
  gap: 3px;
  padding: 12px;
  background: var(--paper-raised);
}

.import-boundary strong {
  font-size: 12px;
}

.import-boundary span {
  color: var(--ink-70);
  font-size: 12px;
}

.staged-table .source-name {
  overflow-wrap: anywhere;
}

.nav-toggle {
  display: none;
  border: 1px solid var(--line);
  border-radius: 4px;
  background: transparent;
  color: var(--ink);
}

.recovery-codes {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px;
  margin: 20px 0;
  padding: 0;
  list-style: none;
}

.recovery-codes code {
  display: block;
  border: 1px solid var(--line);
  padding: 8px;
  text-align: center;
}

.qr {
  display: block;
  width: min(260px, 100%);
  height: auto;
  margin: 18px auto;
  border: 8px solid #fff;
}

@media (max-width: 1023px) {
  .topbar {
    grid-template-columns: auto 1fr auto;
    padding: 0 16px;
  }

  .nav-toggle {
    display: block;
  }

  .ledger-fingerprint {
    display: none;
  }

  .app-layout {
    grid-template-columns: 1fr;
  }

  .side-nav {
    display: none;
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .side-nav[data-open="true"] {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .app-main {
    padding: 28px 24px 56px;
  }

  .metric-card {
    grid-column: span 6;
  }
}

@media (max-width: 767px) {
  .session > span {
    display: none;
  }

  .side-nav[data-open="true"] {
    grid-template-columns: 1fr;
  }

  .app-main {
    padding: 24px 16px 48px;
  }

  .metric-card,
  .panel,
  .panel--half {
    grid-column: 1 / -1;
  }

  .phase ol {
    grid-template-columns: 1fr;
  }

  .import-boundary {
    grid-template-columns: 1fr;
  }

  .upload-form .button {
    width: 100%;
  }

  .staged-table .import-detail {
    display: none;
  }

  .table-wrap {
    margin-inline: -8px;
  }

  th,
  td {
    padding: 8px;
  }
}

@media (max-width: 359px) {
  .wordmark--top {
    font-size: 17px;
  }

  .page-header h1 {
    font-size: 24px;
  }

  .metric-card__value {
    font-size: 24px;
  }

  .recovery-codes {
    grid-template-columns: 1fr;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition: none !important;
    animation: none !important;
  }
}

@media print {
  .side-nav,
  .topbar,
  .nav-toggle {
    display: none !important;
  }

  .app-layout {
    display: block;
  }

  .app-main {
    width: 100%;
    padding: 0 0 72px;
  }

  .sim-banner {
    position: fixed;
    bottom: 0;
  }
}