:root {
  --lite-bg: #eef2f4;
  --lite-bg-end: #f7f9fa;
  --lite-surface: #ffffff;
  --lite-surface-soft: #f5f7f8;
  --lite-border: #d7e0e4;
  --lite-border-strong: #c0ccd2;
  --lite-text: #162228;
  --lite-text-soft: #5f6f76;
  --lite-text-faint: #809099;
  --lite-primary: #15616d;
  --lite-primary-strong: #0d4f5a;
  --lite-primary-soft: #dceff1;
  --lite-danger: #c0392b;
  --lite-danger-soft: #fdecea;
  --lite-danger-border: #efc3bd;
  --lite-success-soft: #e5f7ec;
  --lite-success-text: #1f7a3b;
  --lite-shadow: 0 10px 28px rgba(12, 41, 48, 0.08);
  --lite-radius: 14px;
  --lite-radius-small: 10px;
  --lite-side-width: 74px;
  --lite-topbar-height: 60px;
}

[data-theme="dark"] {
  --lite-bg: #0e161a;
  --lite-bg-end: #111c21;
  --lite-surface: #162126;
  --lite-surface-soft: #1c2a31;
  --lite-border: #263840;
  --lite-border-strong: #33505b;
  --lite-text: #edf5f7;
  --lite-text-soft: #9fb2b9;
  --lite-text-faint: #738890;
  --lite-primary: #45a3ae;
  --lite-primary-strong: #61b8c2;
  --lite-primary-soft: #183138;
  --lite-danger: #ff7b6f;
  --lite-danger-soft: #412120;
  --lite-danger-border: #71403b;
  --lite-success-soft: #1c3425;
  --lite-success-text: #8ae0a4;
  --lite-shadow: 0 10px 28px rgba(0, 0, 0, 0.22);
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  height: 100%;
  overflow: hidden;
}

body {
  background: linear-gradient(180deg, var(--lite-bg) 0%, var(--lite-bg-end) 100%);
  color: var(--lite-text);
  font: 400 14px/1.4 system-ui, -apple-system, "Segoe UI", sans-serif;
  -webkit-tap-highlight-color: transparent;
}

button,
input {
  font: inherit;
}

button {
  cursor: pointer;
}

.lite-root {
  height: 100%;
}

.lite-toast {
  position: fixed;
  top: 14px;
  left: 50%;
  transform: translateX(-50%) translateY(-10px);
  padding: 10px 16px;
  border-radius: 999px;
  background: rgba(13, 22, 26, 0.92);
  color: #ffffff;
  font-size: 12px;
  font-weight: 600;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.18s ease, transform 0.18s ease;
  z-index: 220;
  white-space: nowrap;
}

.lite-toast.is-visible {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}

.lite-login {
  min-height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
}

.lite-login-card {
  width: min(360px, 100%);
  padding: 28px;
  background: var(--lite-surface);
  border: 1px solid var(--lite-border);
  border-radius: 24px;
  box-shadow: var(--lite-shadow);
}

.lite-login-mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 52px;
  height: 52px;
  border-radius: 16px;
  background: linear-gradient(135deg, var(--lite-primary), var(--lite-primary-strong));
  color: #ffffff;
  font-weight: 800;
  letter-spacing: 0.08em;
}

.lite-login-title {
  margin: 18px 0 4px;
  font-size: 24px;
  font-weight: 800;
}

.lite-login-subtitle {
  margin: 0 0 18px;
  color: var(--lite-text-soft);
  font-size: 13px;
}

.lite-login-form {
  display: grid;
  gap: 12px;
}

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

.lite-field label {
  color: var(--lite-text-soft);
  font-size: 12px;
  font-weight: 700;
}

.lite-input {
  width: 100%;
  min-height: 44px;
  padding: 11px 12px;
  border: 1.5px solid var(--lite-border);
  border-radius: 12px;
  background: var(--lite-surface-soft);
  color: var(--lite-text);
  outline: none;
}

.lite-input:focus {
  border-color: var(--lite-primary);
  background: var(--lite-surface);
}

.lite-login-error {
  min-height: 18px;
  color: var(--lite-danger);
  font-size: 12px;
  font-weight: 600;
}

.lite-login-actions {
  display: flex;
  gap: 10px;
  justify-content: space-between;
  align-items: center;
}

.lite-shell {
  display: flex;
  height: 100%;
}

.lite-side {
  width: var(--lite-side-width);
  flex: 0 0 var(--lite-side-width);
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 14px 10px;
  background: linear-gradient(180deg, var(--lite-surface) 0%, var(--lite-surface-soft) 100%);
  border-right: 1px solid var(--lite-border);
}

.lite-side-brand {
  display: grid;
  place-items: center;
  height: 52px;
  border-radius: 18px;
  background: linear-gradient(135deg, var(--lite-primary), var(--lite-primary-strong));
  color: #ffffff;
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.14em;
}

.lite-side-nav {
  display: grid;
  gap: 6px;
}

.lite-side-button {
  min-height: 54px;
  padding: 8px 6px;
  border: 1px solid transparent;
  border-radius: 16px;
  background: transparent;
  color: var(--lite-text-faint);
  font-size: 11px;
  font-weight: 700;
  line-height: 1.15;
}

.lite-side-button.is-active {
  border-color: var(--lite-border);
  background: var(--lite-primary-soft);
  color: var(--lite-primary);
}

.lite-side-spacer {
  flex: 1;
}

.lite-main-area {
  min-width: 0;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.lite-topbar {
  min-height: var(--lite-topbar-height);
  display: flex;
  gap: 12px;
  align-items: center;
  justify-content: space-between;
  padding: 10px 16px;
  border-bottom: 1px solid var(--lite-border);
  background: var(--lite-surface);
}

.lite-title-wrap {
  min-width: 0;
}

.lite-title {
  margin: 0;
  font-size: 20px;
  font-weight: 800;
}

.lite-meta {
  color: var(--lite-text-soft);
  font-size: 12px;
}

.lite-top-actions {
  display: flex;
  gap: 10px;
  align-items: center;
  flex-wrap: wrap;
  justify-content: flex-end;
}

.lite-toggle-group {
  display: inline-flex;
  padding: 4px;
  border: 1px solid var(--lite-border);
  border-radius: 999px;
  background: var(--lite-surface);
}

.lite-toggle {
  min-height: 34px;
  padding: 0 14px;
  border: 0;
  border-radius: 999px;
  background: transparent;
  color: var(--lite-text-soft);
  font-size: 12px;
  font-weight: 700;
}

.lite-toggle.is-active {
  background: var(--lite-primary);
  color: #ffffff;
}

.lite-link-button,
.lite-secondary,
.lite-primary {
  min-height: 40px;
  padding: 0 14px;
  border-radius: 12px;
  border: 1px solid var(--lite-border);
  background: var(--lite-surface);
  color: var(--lite-text);
  font-weight: 700;
}

.lite-primary {
  border-color: var(--lite-primary);
  background: var(--lite-primary);
  color: #ffffff;
}

.lite-primary[disabled] {
  opacity: 0.45;
  cursor: default;
}

.lite-link-button.is-danger,
.lite-secondary.is-danger {
  color: var(--lite-danger);
  border-color: var(--lite-danger-border);
  background: var(--lite-danger-soft);
}

.lite-content {
  flex: 1;
  min-height: 0;
  overflow: hidden;
  padding: 16px;
}

.lite-workspace {
  height: 100%;
  display: flex;
  gap: 16px;
  min-width: 0;
}

.lite-panel {
  border: 1px solid var(--lite-border);
  border-radius: 22px;
  background: var(--lite-surface);
  box-shadow: var(--lite-shadow);
}

.lite-menu-panel {
  min-width: 0;
  flex: 1;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.lite-panel-header {
  display: flex;
  gap: 10px;
  align-items: center;
  justify-content: space-between;
  padding: 14px 16px 12px;
  border-bottom: 1px solid var(--lite-border);
}

.lite-panel-title {
  margin: 0;
  font-size: 18px;
  font-weight: 800;
}

.lite-panel-subtitle {
  color: var(--lite-text-soft);
  font-size: 12px;
}

.lite-toolbar {
  display: grid;
  gap: 10px;
  padding: 14px 16px;
  border-bottom: 1px solid var(--lite-border);
}

.lite-toolbar-row {
  display: grid;
  gap: 10px;
}

.lite-toolbar-split {
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
}

.lite-compact-button {
  min-width: 92px;
}

.lite-category-row {
  display: flex;
  gap: 8px;
  overflow-x: auto;
  padding-bottom: 2px;
  scrollbar-width: none;
}

.lite-category-row::-webkit-scrollbar {
  display: none;
}

.lite-category {
  min-height: 34px;
  padding: 0 12px;
  border: 1px solid var(--lite-border);
  border-radius: 999px;
  background: var(--lite-surface);
  color: var(--lite-text-soft);
  font-size: 12px;
  font-weight: 700;
  white-space: nowrap;
}

.lite-category.is-active {
  border-color: var(--lite-primary);
  background: var(--lite-primary-soft);
  color: var(--lite-primary);
}

.lite-grid-scroll {
  flex: 1;
  min-height: 0;
  overflow: auto;
  padding: 16px;
}

.lite-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(172px, 1fr));
  gap: 10px;
}

.lite-card {
  padding: 14px;
  border: 1px solid var(--lite-border);
  border-radius: 18px;
  background: linear-gradient(180deg, var(--lite-surface) 0%, var(--lite-surface-soft) 100%);
  text-align: left;
}

.lite-card.is-disabled {
  opacity: 0.58;
}

.lite-card:active {
  transform: translateY(1px);
}

.lite-card-name {
  margin: 0 0 4px;
  font-size: 14px;
  font-weight: 800;
}

.lite-card-meta {
  color: var(--lite-text-soft);
  font-size: 12px;
}

.lite-card-stock {
  display: inline-flex;
  margin-top: 8px;
  padding: 4px 8px;
  border-radius: 999px;
  font-size: 11px;
  font-weight: 700;
}

.lite-card-stock.is-available {
  background: var(--lite-success-soft);
  color: var(--lite-success-text);
}

.lite-card-stock.is-low {
  background: #fff2d8;
  color: #aa6b00;
}

.lite-card-stock.is-out {
  background: var(--lite-danger-soft);
  color: var(--lite-danger);
}

.lite-card-price {
  margin-top: 10px;
  color: var(--lite-primary);
  font-size: 14px;
  font-weight: 800;
}

.lite-card-addon {
  display: inline-flex;
  margin-top: 8px;
  padding: 4px 8px;
  border-radius: 999px;
  background: var(--lite-primary-soft);
  color: var(--lite-primary);
  font-size: 11px;
  font-weight: 700;
}

.lite-cart-panel {
  width: 320px;
  flex: 0 0 320px;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.lite-cart-list {
  flex: 1;
  min-height: 0;
  overflow: auto;
  padding: 12px 14px;
  display: grid;
  gap: 8px;
}

.lite-cart-row {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px;
  border-radius: 16px;
  background: var(--lite-surface-soft);
}

.lite-cart-main {
  min-width: 0;
  flex: 1;
}

.lite-cart-title {
  margin: 0;
  font-size: 13px;
  font-weight: 800;
}

.lite-cart-meta,
.lite-note {
  color: var(--lite-text-soft);
  font-size: 12px;
}

.lite-cart-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 4px;
}

.lite-cart-tag {
  padding: 3px 7px;
  border-radius: 999px;
  background: var(--lite-surface);
  color: var(--lite-text-soft);
  font-size: 11px;
  font-weight: 700;
}

.lite-qty {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.lite-qty-button {
  width: 30px;
  height: 30px;
  border: 1px solid var(--lite-border);
  border-radius: 10px;
  background: var(--lite-surface);
  color: var(--lite-text);
  font-size: 16px;
  font-weight: 700;
}

.lite-qty-value {
  width: 22px;
  text-align: center;
  font-size: 13px;
  font-weight: 800;
}

.lite-summary {
  padding: 14px;
  border-top: 1px solid var(--lite-border);
  display: grid;
  gap: 10px;
}

.lite-summary-row {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  color: var(--lite-text-soft);
  font-size: 13px;
}

.lite-summary-total {
  color: var(--lite-text);
  font-size: 18px;
  font-weight: 800;
}

.lite-empty {
  display: grid;
  place-items: center;
  min-height: 180px;
  padding: 24px;
  text-align: center;
  color: var(--lite-text-soft);
}

.lite-screen-block {
  height: 100%;
  overflow: auto;
  padding: 4px;
}

.lite-block-stack {
  display: grid;
  gap: 14px;
}

.lite-block-card {
  padding: 18px;
  border: 1px solid var(--lite-border);
  border-radius: 20px;
  background: var(--lite-surface);
  box-shadow: var(--lite-shadow);
}

.lite-block-card h3 {
  margin: 0 0 8px;
  font-size: 18px;
}

.lite-block-card p {
  margin: 0;
  color: var(--lite-text-soft);
}

.lite-block-grid {
  display: grid;
  gap: 10px;
  grid-template-columns: repeat(auto-fit, minmax(210px, 1fr));
  margin-top: 14px;
}

.lite-bridge-card {
  display: block;
  padding: 14px;
  border: 1px solid var(--lite-border);
  border-radius: 18px;
  background: linear-gradient(180deg, var(--lite-surface) 0%, var(--lite-surface-soft) 100%);
  color: inherit;
  text-decoration: none;
}

.lite-bridge-card strong {
  display: block;
  margin-bottom: 6px;
  font-size: 14px;
}

.lite-bridge-card span {
  color: var(--lite-text-soft);
  font-size: 12px;
}

.lite-overlay-root {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 180;
}

.lite-overlay {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 16px;
  background: rgba(10, 18, 20, 0.42);
  pointer-events: auto;
}

.lite-modal {
  width: min(430px, 100%);
  max-height: min(86vh, 720px);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  border-radius: 24px;
  border: 1px solid var(--lite-border);
  background: var(--lite-surface);
  box-shadow: var(--lite-shadow);
}

.lite-modal-head {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  justify-content: space-between;
  padding: 18px;
  border-bottom: 1px solid var(--lite-border);
}

.lite-modal-title {
  margin: 0;
  font-size: 18px;
  font-weight: 800;
}

.lite-modal-subtitle {
  margin-top: 4px;
  color: var(--lite-text-soft);
  font-size: 12px;
}

.lite-modal-body {
  overflow: auto;
  padding: 16px 18px;
  display: grid;
  gap: 14px;
}

.lite-modal-foot {
  display: flex;
  gap: 10px;
  padding: 18px;
  border-top: 1px solid var(--lite-border);
}

.lite-modal-foot > * {
  flex: 1;
}

.lite-modal-total {
  margin: 0;
  color: var(--lite-primary);
  font-size: 24px;
  font-weight: 900;
}

.lite-pay-grid {
  display: grid;
  gap: 8px;
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.lite-pay-button {
  min-height: 60px;
  padding: 10px;
  border: 1px solid var(--lite-border);
  border-radius: 16px;
  background: var(--lite-surface-soft);
  color: var(--lite-text);
  font-weight: 700;
}

.lite-pay-button.is-active {
  border-color: var(--lite-primary);
  background: var(--lite-primary-soft);
  color: var(--lite-primary);
}

.lite-inline-grid {
  display: grid;
  gap: 10px;
}

.lite-quick-grid {
  display: grid;
  gap: 8px;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.lite-radio-group {
  display: grid;
  gap: 10px;
}

.lite-addon-qty-wrap {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  gap: 8px;
  align-items: center;
}

.lite-addon-qty-input {
  text-align: center;
  font-weight: 800;
}

.lite-radio-label {
  margin: 0 0 2px;
  color: var(--lite-text-soft);
  font-size: 12px;
  font-weight: 700;
}

.lite-radio-row {
  display: flex;
  gap: 10px;
  align-items: flex-start;
  padding: 12px;
  border: 1px solid var(--lite-border);
  border-radius: 16px;
  background: var(--lite-surface-soft);
}

.lite-radio-row input {
  margin-top: 2px;
}

.lite-radio-text {
  min-width: 0;
  flex: 1;
}

.lite-radio-title {
  font-size: 13px;
  font-weight: 800;
}

.lite-radio-hint {
  color: var(--lite-text-soft);
  font-size: 12px;
}

.lite-radio-price {
  color: var(--lite-primary);
  font-size: 12px;
  font-weight: 800;
}

.lite-success-box {
  text-align: center;
}

.lite-success-code {
  margin-top: 6px;
  color: var(--lite-text-soft);
  font-size: 12px;
  font-family: Consolas, "Courier New", monospace;
}

.lite-change-box {
  padding: 12px;
  border-radius: 14px;
  background: var(--lite-success-soft);
  color: var(--lite-success-text);
  font-size: 13px;
  font-weight: 700;
}

.lite-note-box {
  padding: 12px 14px;
  border: 1px solid var(--lite-border);
  border-radius: 14px;
  background: var(--lite-surface-soft);
  color: var(--lite-text-soft);
  font-size: 12px;
  line-height: 1.45;
}

.lite-balance-box {
  border-color: var(--lite-primary);
  background: var(--lite-primary-soft);
  color: var(--lite-primary-strong);
  font-weight: 700;
}

.lite-cart-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(9, 18, 22, 0.34);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.18s ease;
  z-index: 155;
}

.lite-mobile-cart-toggle {
  position: fixed;
  right: 16px;
  bottom: 16px;
  display: none;
  align-items: center;
  gap: 8px;
  min-height: 46px;
  padding: 0 16px;
  border: 0;
  border-radius: 999px;
  background: var(--lite-primary);
  color: #ffffff;
  box-shadow: var(--lite-shadow);
  z-index: 150;
}

.lite-mobile-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 22px;
  height: 22px;
  padding: 0 6px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.22);
  font-size: 12px;
  font-weight: 800;
}

@media (max-width: 980px) {
  .lite-topbar {
    align-items: flex-start;
  }

  .lite-top-actions {
    max-width: 380px;
  }
}

@media (max-width: 860px) {
  .lite-content {
    padding: 12px;
  }

  .lite-cart-panel {
    position: fixed;
    top: 0;
    right: 0;
    bottom: 0;
    width: min(88vw, 340px);
    transform: translateX(100%);
    transition: transform 0.18s ease;
    z-index: 160;
    border-radius: 22px 0 0 22px;
  }

  .lite-shell.is-cart-open .lite-cart-panel {
    transform: translateX(0);
  }

  .lite-shell.is-cart-open .lite-cart-backdrop {
    opacity: 1;
    pointer-events: auto;
  }

  .lite-mobile-cart-toggle {
    display: inline-flex;
  }
}

@media (max-width: 700px) {
  :root {
    --lite-side-width: 62px;
  }

  .lite-grid {
    grid-template-columns: repeat(auto-fill, minmax(148px, 1fr));
  }

  .lite-topbar {
    flex-direction: column;
  }

  .lite-top-actions {
    width: 100%;
    justify-content: space-between;
  }
}

@media (max-width: 520px) {
  .lite-side {
    padding-inline: 8px;
  }

  .lite-side-button {
    min-height: 48px;
    font-size: 10px;
  }

  .lite-grid {
    grid-template-columns: 1fr;
  }

  .lite-toolbar-split {
    grid-template-columns: 1fr;
  }

  .lite-compact-button {
    width: 100%;
  }

  .lite-pay-grid,
  .lite-quick-grid {
    grid-template-columns: 1fr;
  }
}