/* TRX Energy web-app shell — Selected C / Warm Infrastructure. */

html {
  min-width: 0;
  background: var(--trx-color-canvas);
}

.app-shell {
  min-height: 100vh;
  margin: 0;
  overflow-wrap: anywhere;
}

html[lang="zh-Hans"] .app-shell {
  font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB",
    "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
}

.app-shell button,
.app-shell input,
.app-shell select {
  font-family: inherit;
}

.app-shell .trx-button,
.app-shell a,
.app-shell label,
.app-shell output {
  min-width: 0;
  white-space: normal;
}

.app-skip-link {
  position: fixed;
  z-index: 20;
  top: var(--trx-space-3);
  left: var(--trx-space-3);
  padding: var(--trx-space-3);
  transform: translateY(-150%);
  background: var(--trx-color-surface-strong);
  color: var(--trx-color-ink);
}

.app-skip-link:focus {
  transform: translateY(0);
}

.app-header {
  display: grid;
  min-height: 68px;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: var(--trx-space-5);
  padding: var(--trx-space-2) clamp(16px, 4vw, 56px);
  border-bottom: 1px solid var(--trx-color-border);
  background: var(--trx-color-surface);
}

.app-brand {
  display: inline-flex;
  width: max-content;
  min-height: var(--trx-control-min);
  align-items: center;
  gap: var(--trx-space-3);
  color: var(--trx-color-ink);
  text-decoration: none;
}

.app-brand > span {
  display: grid;
  width: 34px;
  height: 34px;
  place-items: center;
  border: 1px solid var(--trx-color-rail);
  border-radius: 50%;
  color: var(--trx-color-network-tron);
  font: 800 var(--trx-text-sm)/1 var(--trx-font-mono);
}

.app-header-nav {
  display: flex;
  gap: var(--trx-space-2);
}

.app-header-nav a,
.app-service-rail a,
.app-mobile-nav a {
  color: var(--trx-color-text-muted);
  font-weight: 700;
  text-decoration: none;
  overflow-wrap: anywhere;
}

.app-header-nav a {
  display: grid;
  min-height: var(--trx-control-min);
  place-items: center;
  padding: 0 var(--trx-space-3);
}

.app-header-nav a[aria-current="page"],
.app-service-rail a[aria-current="page"],
.app-mobile-nav a[aria-current="page"] {
  color: var(--trx-color-action-hover);
}

.app-locale {
  display: flex;
  justify-self: end;
  align-items: center;
  gap: var(--trx-space-2);
  color: var(--trx-color-text-muted);
  font-size: var(--trx-text-sm);
  font-weight: 700;
}

.app-locale select,
.app-select {
  min-height: var(--trx-control-min);
  min-width: 0;
  border: 1px solid var(--trx-color-border-strong);
  border-radius: var(--trx-radius-sm);
  background: var(--trx-color-surface-strong);
  color: var(--trx-color-ink);
  font: inherit;
  padding: var(--trx-space-2) var(--trx-space-3);
  max-width: 100%;
}

.app-readonly-value {
  display: flex;
  min-height: var(--trx-control-min);
  align-items: center;
  border-bottom: 1px solid var(--trx-color-border-strong);
  color: var(--trx-color-text-muted);
  font-weight: 700;
}

.app-layout {
  display: grid;
  box-sizing: border-box;
  width: min(100%, 1280px);
  min-height: calc(100vh - 68px);
  grid-template-columns: 190px minmax(0, 760px) minmax(190px, 230px);
  justify-content: center;
  gap: clamp(24px, 4vw, 56px);
  margin: 0 auto;
  padding: clamp(28px, 5vw, 64px) clamp(20px, 4vw, 48px) 80px;
}

.app-service-rail,
.app-assurance {
  height: max-content;
  padding-top: var(--trx-space-2);
}

.app-service-rail nav {
  display: grid;
  margin-top: var(--trx-space-5);
}

.app-service-rail a {
  display: flex;
  min-height: var(--trx-control-min);
  align-items: center;
  border-left: 2px solid var(--trx-color-border);
  padding: 0 var(--trx-space-4);
  font-size: var(--trx-text-sm);
}

.app-service-rail a[aria-current="page"] {
  border-color: var(--trx-color-action);
  background: var(--trx-color-action-soft);
}

.app-kicker {
  margin: 0 0 var(--trx-space-2);
  color: var(--trx-color-action-hover);
  font: 750 var(--trx-text-xs)/1.4 var(--trx-font-mono);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.app-network {
  display: flex;
  align-items: center;
  gap: var(--trx-space-2);
  margin-top: var(--trx-space-8);
  color: var(--trx-color-text-muted);
  font-size: var(--trx-text-xs);
}

.app-network i {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--trx-color-network-tron);
}

.app-main,
.app-screen {
  min-width: 0;
}

.app-screen {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--trx-space-5);
}

.app-screen > .trx-body-copy {
  margin-top: calc(-1 * var(--trx-space-2));
}

.app-form {
  display: grid;
  gap: var(--trx-space-6);
  margin-top: var(--trx-space-3);
  padding: clamp(18px, 4vw, 28px);
  border: 1px solid var(--trx-color-border);
  background: var(--trx-color-surface);
  box-shadow: var(--trx-shadow-surface);
}

.app-form-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--trx-space-4);
}

.app-role-warning {
  margin-bottom: var(--trx-space-1);
}

.app-address-actions {
  display: grid;
  grid-template-columns: repeat(2, minmax(64px, auto));
}

.app-address-actions .trx-address-action {
  border-radius: 0;
}

.app-address-actions .trx-address-action:last-child {
  border-radius: 0 var(--trx-radius-sm) var(--trx-radius-sm) 0;
}

.app-packages {
  display: grid;
  min-width: 0;
  gap: var(--trx-space-3);
  margin: 0;
  padding: 0;
  border: 0;
}

.app-packages[hidden] {
  display: none;
}

.app-packages legend {
  padding: 0;
  font-size: var(--trx-text-sm);
  font-weight: 750;
}

.app-package-options {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--trx-space-2);
}

.app-package-option {
  display: flex;
  min-width: 0;
  min-height: var(--trx-control-min);
  align-items: center;
  gap: var(--trx-space-2);
  padding: var(--trx-space-2) var(--trx-space-3);
  border: 1px solid var(--trx-color-border-strong);
  border-radius: var(--trx-radius-sm);
  background: var(--trx-color-surface-strong);
  cursor: pointer;
  font-size: var(--trx-text-sm);
  font-weight: 700;
}

.app-package-option:has(input:checked) {
  border-color: var(--trx-color-action);
  background: var(--trx-color-action-soft);
}

.app-package-option input {
  width: 20px;
  height: 20px;
  flex: 0 0 auto;
  accent-color: var(--trx-color-action);
}

.app-config-status {
  grid-column: 1 / -1;
  color: var(--trx-color-text-muted);
  font-size: var(--trx-text-sm);
}

.app-action-row {
  display: flex;
  align-items: center;
  gap: var(--trx-space-4);
}

.app-action-row[hidden] {
  display: none;
}

.app-save-status {
  color: var(--trx-color-text-muted);
  font-size: var(--trx-text-sm);
}

.app-quote-result:focus {
  outline: none;
}

.app-quote-result {
  display: grid;
  gap: var(--trx-space-4);
}

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

.app-quote-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  margin: 0;
  border-top: 1px solid var(--trx-color-border);
}

.app-quote-grid > div {
  min-width: 0;
  padding: var(--trx-space-3) 0;
  border-bottom: 1px solid var(--trx-color-border);
}

.app-quote-grid > div:nth-child(odd) {
  padding-right: var(--trx-space-4);
}

.app-quote-grid dt {
  color: var(--trx-color-text-muted);
  font-size: var(--trx-text-xs);
  font-weight: 700;
}

.app-quote-grid dd {
  margin: var(--trx-space-1) 0 0;
  color: var(--trx-color-ink);
  font-weight: 750;
}

.app-quote-address {
  display: block;
  overflow-wrap: anywhere;
  font-size: var(--trx-text-sm);
}

.app-quote-grid .app-quote-saving {
  color: var(--trx-color-action-hover);
}

.app-quote-expiry span {
  display: block;
  margin-top: var(--trx-space-1);
  color: var(--trx-color-text-muted);
  font-size: var(--trx-text-xs);
}

.app-aml-draft {
  display: grid;
  gap: var(--trx-space-4);
  padding: var(--trx-space-5);
  border: 1px solid var(--trx-color-border-strong);
  border-radius: var(--trx-radius-sm);
  background: var(--trx-color-surface-strong);
}

.app-aml-draft[hidden] {
  display: none;
}

.app-aml-draft h2 {
  margin: 0;
  font-size: var(--trx-text-xl);
}

.app-aml-draft .trx-body-copy {
  margin-bottom: 0;
}

.app-aml-result {
  display: grid;
  gap: var(--trx-space-3);
  padding: var(--trx-space-4);
  border-left: 3px solid var(--trx-color-action);
  background: var(--trx-color-action-soft);
}

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

.app-aml-result p {
  margin: 0;
}

.app-aml-risk-warning {
  color: var(--trx-color-danger, #8b2f2f);
  font-weight: 750;
}

.app-aml-result .trx-button {
  width: max-content;
}

.app-scanner {
  width: min(calc(100% - 32px), 520px);
  padding: var(--trx-space-5);
  border: 1px solid var(--trx-color-border-strong);
  border-radius: var(--trx-radius-lg);
  background: var(--trx-color-surface);
  color: var(--trx-color-ink);
  box-shadow: var(--trx-shadow-dialog);
}

.app-scanner::backdrop {
  background: rgba(43, 39, 34, 0.62);
}

.app-scanner__head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--trx-space-4);
}

.app-scanner__head h2 {
  margin: 0;
  font-size: var(--trx-text-xl);
}

.app-scanner video {
  display: block;
  width: 100%;
  min-height: 220px;
  margin: var(--trx-space-4) 0;
  border-radius: var(--trx-radius-sm);
  background: var(--trx-color-rail);
  object-fit: cover;
}

.app-scanner > .trx-button--primary {
  width: 100%;
}

.app-reference {
  margin: 0;
  color: var(--trx-color-text-muted);
}

.app-reference strong {
  display: block;
  margin-top: var(--trx-space-2);
  color: var(--trx-color-ink);
}

.app-timeline {
  display: grid;
  margin: 0;
  padding: 0;
  list-style: none;
}

.app-timeline li {
  min-height: 52px;
  border-left: 2px solid var(--trx-color-border);
  padding: var(--trx-space-3) var(--trx-space-5);
  color: var(--trx-color-text-muted);
}

.app-timeline li::before {
  display: inline-block;
  width: 8px;
  height: 8px;
  margin: 0 var(--trx-space-3) 1px -25px;
  border: 2px solid var(--trx-color-border-strong);
  border-radius: 50%;
  background: var(--trx-color-canvas);
  content: "";
}

.app-timeline .is-current {
  border-color: var(--trx-color-action);
  color: var(--trx-color-action-hover);
  font-weight: 750;
}

.app-timeline .is-current::before {
  border-color: var(--trx-color-action);
  background: var(--trx-color-action);
}

.app-timeline .is-complete {
  border-color: var(--trx-color-action);
  color: var(--trx-color-ink);
}

.app-timeline .is-complete::before {
  border-color: var(--trx-color-action);
  background: var(--trx-color-action-soft);
}

.app-timeline .is-problem {
  border-color: var(--trx-color-danger, #8b2f2f);
  color: var(--trx-color-danger, #8b2f2f);
}

.app-timeline .is-problem::before {
  border-color: var(--trx-color-danger, #8b2f2f);
  background: var(--trx-color-surface-strong);
}

.app-status-panel {
  display: grid;
  gap: var(--trx-space-4);
  padding: var(--trx-space-5);
  border-top: 1px solid var(--trx-color-border);
  border-bottom: 1px solid var(--trx-color-border);
}

.app-status-panel .trx-status {
  width: max-content;
}

.app-order-status {
  min-height: var(--trx-control-min);
  padding: var(--trx-space-3) var(--trx-space-4);
  border-left: 3px solid var(--trx-color-action);
  background: var(--trx-color-action-soft);
  color: var(--trx-color-ink);
  font-weight: 700;
}

.app-connection {
  width: max-content;
  max-width: 100%;
  margin: 0;
  color: var(--trx-color-text-muted);
  font-size: var(--trx-text-sm);
  font-weight: 700;
}

.app-connection::before {
  display: inline-block;
  width: 8px;
  height: 8px;
  margin-right: var(--trx-space-2);
  border-radius: 50%;
  background: var(--trx-color-action);
  content: "";
}

.app-connection[data-state="offline"]::before,
.app-connection[data-state="fallback"]::before {
  background: var(--trx-color-danger, #8b2f2f);
}

.app-recovery,
.app-proof,
.app-receipt {
  display: grid;
  gap: var(--trx-space-3);
  padding: var(--trx-space-5);
  border: 1px solid var(--trx-color-border);
  background: var(--trx-color-surface);
}

.app-recovery {
  border-left: 3px solid var(--trx-color-danger, #8b2f2f);
}

.app-recovery[hidden],
.app-proof[hidden],
.app-receipt[hidden] {
  display: none;
}

.app-recovery h2,
.app-proof h2,
.app-receipt h2 {
  margin: 0;
  font-size: var(--trx-text-xl);
}

.app-recovery p,
.app-proof p,
.app-receipt p {
  margin: 0;
}

.app-proof a {
  overflow-wrap: anywhere;
  color: var(--trx-color-action-hover);
  font-weight: 750;
}

.app-payment {
  display: grid;
  gap: var(--trx-space-4);
  padding: clamp(18px, 4vw, 28px);
  border: 1px solid var(--trx-color-border);
  background: var(--trx-color-surface);
  box-shadow: var(--trx-shadow-surface);
}

.app-payment[hidden] {
  display: none;
}

.app-payment h2 {
  margin: 0;
  font-size: var(--trx-text-xl);
}

#payment-content {
  display: grid;
  min-width: 0;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--trx-space-4);
}

.app-payment-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  margin: 0;
  border-top: 1px solid var(--trx-color-border);
}

.app-payment-detail {
  min-width: 0;
  padding: var(--trx-space-3) 0;
  border-bottom: 1px solid var(--trx-color-border);
}

.app-payment-detail:nth-child(odd) {
  padding-right: var(--trx-space-4);
}

.app-payment-detail dt,
.app-copy-label {
  display: block;
  color: var(--trx-color-text-muted);
  font-size: var(--trx-text-xs);
  font-weight: 700;
}

.app-payment-detail dd {
  margin: var(--trx-space-1) 0 0;
  overflow-wrap: anywhere;
  color: var(--trx-color-ink);
  font-weight: 750;
}

.app-wallet-link {
  width: 100%;
  min-height: 52px;
}

.app-manual-transfer {
  border-top: 1px solid var(--trx-color-border);
  padding-top: var(--trx-space-3);
}

.app-manual-transfer summary {
  min-height: var(--trx-control-min);
  color: var(--trx-color-action-hover);
  cursor: pointer;
  font-weight: 750;
}

.app-copy-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  gap: var(--trx-space-3);
  padding: var(--trx-space-3) 0;
  border-bottom: 1px solid var(--trx-color-border);
}

.app-copy-row code {
  display: block;
  margin-top: var(--trx-space-1);
  overflow-wrap: anywhere;
}

.app-payment-qr {
  display: grid;
  justify-items: center;
  gap: var(--trx-space-2);
  padding-top: var(--trx-space-4);
  text-align: center;
}

.app-payment-qr img {
  display: block;
  width: min(220px, 100%);
  height: auto;
  border: 8px solid #fff;
}

.app-payment-qr p {
  max-width: 42ch;
  margin: 0;
  color: var(--trx-color-text-muted);
  font-size: var(--trx-text-sm);
}

.app-history {
  display: grid;
  margin-top: var(--trx-space-3);
  border-top: 1px solid var(--trx-color-border);
}

.app-history-section {
  display: grid;
  gap: var(--trx-space-2);
  margin-top: var(--trx-space-8);
}

.app-history-heading {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: var(--trx-space-4);
}

.app-history-heading .trx-heading {
  font-size: var(--trx-text-xl);
}

.app-history > p {
  color: var(--trx-color-text-muted);
}

.app-history-state {
  min-height: 72px;
  padding: var(--trx-space-4) 0;
}

.app-history-card {
  display: grid;
  gap: var(--trx-space-4);
  min-width: 0;
  padding: var(--trx-space-5) 0;
  border-bottom: 1px solid var(--trx-color-border);
}

.app-history-card--error {
  color: var(--trx-color-text-muted);
}

.app-history-card__header,
.app-history-actions {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--trx-space-3);
  flex-wrap: wrap;
}

.app-history-reference {
  display: inline-flex;
  min-height: var(--trx-control-min);
  align-items: center;
  color: var(--trx-color-action-hover);
  overflow-wrap: anywhere;
}

.app-history-status {
  padding: var(--trx-space-1) var(--trx-space-3);
  border: 1px solid var(--trx-color-border-strong);
  border-radius: var(--trx-radius-pill);
  color: var(--trx-color-text-muted);
  font-size: var(--trx-text-xs);
  text-transform: capitalize;
}

.app-history-status.is-complete {
  border-color: var(--trx-color-action);
  color: var(--trx-color-action-hover);
}

.app-history-details {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--trx-space-3) var(--trx-space-6);
  margin: 0;
}

.app-history-detail {
  min-width: 0;
}

.app-history-detail dt {
  color: var(--trx-color-text-muted);
  font-size: var(--trx-text-xs);
}

.app-history-detail dd {
  margin: var(--trx-space-1) 0 0;
  overflow-wrap: anywhere;
}

.app-history-actions {
  justify-content: flex-start;
}

.app-history-saved {
  color: var(--trx-color-action-hover);
  font-size: var(--trx-text-sm);
  font-weight: 700;
}

.app-history-error,
.app-history-empty p {
  color: var(--trx-color-text-muted);
}

.app-history-empty {
  display: grid;
  justify-items: start;
  gap: var(--trx-space-3);
  padding: var(--trx-space-6) 0;
}

.app-history-empty.is-error strong {
  color: var(--trx-color-danger);
}

.app-history-support {
  margin-top: var(--trx-space-8);
}

.app-history-item {
  display: grid;
  min-width: 0;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: var(--trx-space-2) var(--trx-space-4);
  padding: var(--trx-space-4) 0;
  border-bottom: 1px solid var(--trx-color-border);
}

.app-history-item a {
  display: flex;
  min-width: 0;
  min-height: var(--trx-control-min);
  align-items: center;
  color: var(--trx-color-action-hover);
  font: 700 var(--trx-text-sm)/1.4 var(--trx-font-mono);
}

.app-history-item small {
  grid-column: 1;
  color: var(--trx-color-text-muted);
}

.app-history-item span {
  grid-column: 2;
  grid-row: 1 / 3;
  align-self: center;
  color: var(--trx-color-text-muted);
  font-size: var(--trx-text-xs);
  text-transform: uppercase;
}

.app-assurance {
  color: var(--trx-color-text-muted);
  font-size: var(--trx-text-sm);
}

.app-assurance strong {
  color: var(--trx-color-ink);
}

.app-assurance p {
  margin: var(--trx-space-2) 0 0;
}

.app-assurance hr {
  margin: var(--trx-space-6) 0;
  border: 0;
  border-top: 1px solid var(--trx-color-border);
}

.app-mobile-nav {
  display: none;
}

@media (max-width: 1020px) {
  .app-layout {
    grid-template-columns: 180px minmax(0, 760px);
  }

  .app-assurance {
    display: none;
  }
}

@media (max-width: 720px) {
  .app-header {
    grid-template-columns: minmax(0, 1fr) auto;
    padding-inline: var(--trx-space-4);
  }

  .app-header-nav,
  .app-locale > span,
  .app-service-rail {
    display: none;
  }

  .app-layout {
    display: block;
    min-height: auto;
    padding: var(--trx-space-8) var(--trx-space-4) calc(92px + env(safe-area-inset-bottom));
  }

  .app-form-grid {
    grid-template-columns: minmax(0, 1fr);
  }

  .app-package-options {
    grid-template-columns: minmax(0, 1fr);
  }

  .app-quote-grid {
    grid-template-columns: minmax(0, 1fr);
  }

  .app-payment-grid {
    grid-template-columns: minmax(0, 1fr);
  }

  .app-quote-grid > div:nth-child(odd) {
    padding-right: 0;
  }

  .app-payment-detail:nth-child(odd) {
    padding-right: 0;
  }

  .app-action-row {
    align-items: stretch;
    flex-direction: column;
  }

  .app-action-row .trx-button {
    width: 100%;
  }

  .app-mobile-nav {
    position: fixed;
    z-index: 10;
    right: 0;
    bottom: 0;
    left: 0;
    display: grid;
    min-height: calc(68px + env(safe-area-inset-bottom));
    grid-template-columns: repeat(4, minmax(0, 1fr));
    padding: var(--trx-space-2) var(--trx-space-1) calc(var(--trx-space-2) + env(safe-area-inset-bottom));
    border-top: 1px solid var(--trx-color-border);
    background: rgba(255, 250, 242, 0.97);
    backdrop-filter: blur(18px) saturate(130%);
  }

  .app-mobile-nav a {
    display: grid;
    min-width: 0;
    min-height: var(--trx-control-min);
    place-items: center;
    font-size: var(--trx-text-xs);
    text-align: center;
    line-height: 1.2;
  }
}

@media (max-width: 420px) {
  .app-brand strong {
    font-size: var(--trx-text-sm);
  }

  .app-locale select {
    max-width: 132px;
  }

  .app-form {
    padding: var(--trx-space-4);
  }

  .app-address-control {
    grid-template-columns: minmax(0, 1fr);
  }

  .app-address-actions {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: var(--trx-space-2);
    margin-top: var(--trx-space-2);
  }

  .app-address-actions .trx-address-action,
  .app-address-actions .trx-address-action:last-child {
    margin-top: 0;
    border: 1px solid var(--trx-color-border-strong);
    border-radius: var(--trx-radius-sm);
  }

  .app-history-item {
    grid-template-columns: minmax(0, 1fr);
  }

  .app-history-item span {
    grid-column: 1;
    grid-row: auto;
  }

  .app-history-heading {
    align-items: start;
    flex-direction: column;
  }

  .app-history-details {
    grid-template-columns: minmax(0, 1fr);
  }

  .app-history-actions .trx-button,
  .app-history-actions .app-history-reference {
    width: 100%;
    justify-content: center;
  }
}

@media (prefers-reduced-motion: reduce) {
  .app-skip-link {
    transition: none;
  }
}