:root {
  --bg: #f6f6f3;
  --surface: #ffffff;
  --surface-muted: #f1f2ee;
  --text: #202223;
  --muted: #6d7175;
  --line: #d7d9d2;
  --line-strong: #babdb4;
  --accent: #008060;
  --accent-dark: #006e52;
  --danger: #d72c0d;
  --warning: #b98900;
  --shadow: 0 18px 48px rgba(32, 34, 35, 0.08);
  font-family: Geist, Satoshi, "Aptos", "Segoe UI", Arial, sans-serif;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-width: 320px;
  color: var(--text);
  background: var(--bg);
  font-size: 14px;
  line-height: 1.45;
}

button,
input,
select {
  font: inherit;
}

.app-shell {
  display: grid;
  grid-template-columns: 248px minmax(0, 1fr);
  min-height: 100dvh;
}

.sidebar {
  position: sticky;
  top: 0;
  height: 100dvh;
  padding: 20px 14px;
  border-right: 1px solid var(--line);
  background: #ebede8;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 8px 20px;
}

.brand-mark {
  display: grid;
  place-items: center;
  width: 36px;
  height: 36px;
  border-radius: 8px;
  color: #fff;
  background: #1f3f34;
  font-weight: 700;
}

.brand strong,
.brand span {
  display: block;
}

.brand span {
  color: var(--muted);
  font-size: 12px;
}

.nav-list {
  display: grid;
  gap: 4px;
}

.nav-item {
  min-height: 36px;
  padding: 9px 10px;
  border-radius: 8px;
  color: #3f4448;
  text-decoration: none;
}

.nav-item:hover,
.nav-item.active {
  background: #dfe3dc;
  color: var(--text);
}

.workspace {
  min-width: 0;
  padding: 24px 32px 48px;
}

.topbar {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 24px;
  max-width: 1240px;
  margin: 0 auto 16px;
}

.back-link {
  display: inline-flex;
  margin-bottom: 8px;
  color: #3f4448;
  text-decoration: none;
}

h1,
h2,
p {
  margin: 0;
}

h1 {
  font-size: 22px;
  line-height: 1.25;
  letter-spacing: 0;
}

h2 {
  font-size: 15px;
  line-height: 1.3;
  letter-spacing: 0;
}

.action-row {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
  justify-content: flex-end;
}

.language-control {
  display: grid;
  grid-template-columns: auto minmax(110px, 1fr);
  align-items: center;
  gap: 8px;
  min-height: 34px;
  color: var(--muted);
  font-size: 12px;
}

.language-control select {
  min-height: 34px;
  padding: 6px 28px 6px 9px;
}

.button {
  min-height: 34px;
  padding: 7px 13px;
  border: 1px solid var(--line-strong);
  border-radius: 8px;
  color: var(--text);
  background: var(--surface);
  cursor: pointer;
  transition: transform 160ms ease, background 160ms ease, border-color 160ms ease;
}

.button:hover {
  background: #f8f8f6;
}

.button:active {
  transform: translateY(1px);
}

.button.primary {
  border-color: var(--accent);
  color: #fff;
  background: var(--accent);
}

.button.primary:hover {
  background: var(--accent-dark);
}

.button.secondary {
  background: #fafafa;
}

.notice {
  max-width: 1240px;
  margin: 0 auto 16px;
  padding: 10px 12px;
  border: 1px solid #b4dbc9;
  border-radius: 8px;
  color: #174c3a;
  background: #e9f7ef;
}

.notice.warning {
  border-color: #f0d98a;
  color: #5f4700;
  background: #fff8db;
}

.hidden {
  display: none !important;
}

.is-page-hidden {
  display: none !important;
}

.content-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 340px;
  align-items: start;
  gap: 20px;
  max-width: 1240px;
  margin: 0 auto;
}

.content-grid.single-column {
  grid-template-columns: minmax(0, 760px);
}

.content-grid.single-column .summary-column {
  position: static;
}

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

.panel,
.summary-panel {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface);
  box-shadow: 0 1px 0 rgba(32, 34, 35, 0.04);
}

.panel {
  padding: 18px;
}

.panel-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 16px;
}

.panel-subtitle {
  margin-top: 4px;
  color: var(--muted);
  font-size: 12px;
}

.discount-list {
  display: grid;
  border: 1px solid var(--line);
  border-radius: 8px;
  overflow: hidden;
}

.discount-item {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 14px;
  align-items: center;
  padding: 12px;
  border-bottom: 1px solid var(--line);
  background: #fbfbf9;
}

.discount-item:last-child {
  border-bottom: 0;
}

.discount-item.is-active {
  background: #eef7f1;
}

.discount-item-main {
  display: grid;
  gap: 6px;
  min-width: 0;
}

.discount-item-title {
  display: flex;
  align-items: center;
  gap: 8px;
  min-width: 0;
}

.discount-item-title strong {
  overflow-wrap: anywhere;
}

.discount-item-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  color: var(--muted);
  font-size: 12px;
}

.discount-pill {
  display: inline-flex;
  align-items: center;
  min-height: 22px;
  padding: 2px 7px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: #fff;
}

.discount-pill.active {
  border-color: #b4dbc9;
  color: #174c3a;
  background: #e1f3ea;
}

.discount-actions {
  display: flex;
  align-items: center;
  gap: 8px;
}

.pagination {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 10px;
  margin-top: 14px;
  color: var(--muted);
  font-size: 12px;
}

.pagination span {
  min-width: 92px;
  text-align: center;
}

.pagination .button:disabled {
  cursor: not-allowed;
  opacity: 0.52;
}

.button.danger {
  border-color: #efb4a4;
  color: var(--danger);
  background: #fff8f6;
}

.button.danger:hover {
  background: #fff0eb;
}

.badge {
  min-height: 24px;
  padding: 4px 8px;
  border-radius: 999px;
  color: #174c3a;
  background: #e1f3ea;
  font-size: 12px;
}

.segmented {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px;
  margin-bottom: 16px;
}

.segmented label {
  cursor: pointer;
}

.segmented input {
  position: absolute;
  opacity: 0;
  pointer-events: none;
}

.segmented span {
  display: grid;
  place-items: center;
  min-height: 38px;
  padding: 8px 12px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface-muted);
}

.segmented input:checked + span {
  border-color: #1f3f34;
  color: #1f3f34;
  background: #e1eee7;
  box-shadow: inset 0 0 0 1px #1f3f34;
}

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

.field-block label,
fieldset legend {
  color: #2f3437;
  font-weight: 650;
}

.field-block p {
  color: var(--muted);
  font-size: 12px;
}

input[type="text"],
input[type="number"],
input[type="datetime-local"],
select {
  width: 100%;
  min-height: 38px;
  padding: 8px 10px;
  border: 1px solid var(--line-strong);
  border-radius: 8px;
  color: var(--text);
  background: #fff;
}

input:focus,
select:focus {
  outline: 2px solid rgba(0, 128, 96, 0.22);
  border-color: var(--accent);
}

.inline-control {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 8px;
}

.field-row {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

.input-prefix {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  align-items: center;
  min-height: 38px;
  border: 1px solid var(--line-strong);
  border-radius: 8px;
  background: #fff;
  overflow: hidden;
}

.input-prefix.input-suffix {
  grid-template-columns: minmax(0, 1fr) auto;
}

.input-prefix span {
  padding: 0 10px;
  color: var(--muted);
}

.input-prefix input {
  border: 0;
  border-radius: 0;
}

.choice-group,
.radio-stack,
.check-grid {
  display: grid;
  gap: 10px;
}

.choice-group {
  margin: 16px 0 0;
  padding: 0;
  border: 0;
}

.choice-group legend {
  margin-bottom: 8px;
}

.choice-group label,
.radio-stack label,
.check-grid label,
.toggle-line {
  display: flex;
  align-items: center;
  gap: 9px;
  min-height: 28px;
}

input[type="checkbox"],
input[type="radio"] {
  width: 16px;
  height: 16px;
  accent-color: var(--accent);
}

.check-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.catalog-control {
  display: grid;
  grid-template-columns: 0.72fr 1fr;
  gap: 14px;
  margin-top: 16px;
}

.catalog-meta {
  margin-top: 14px;
  padding: 9px 10px;
  border-radius: 8px;
  color: #3f4448;
  background: var(--surface-muted);
  font-size: 12px;
}

.catalog-loading {
  display: grid;
  gap: 8px;
  margin-top: 14px;
}

.catalog-loading span {
  height: 38px;
  border-radius: 8px;
  background: linear-gradient(90deg, #eeefeb 0%, #f8f8f5 45%, #eeefeb 90%);
  background-size: 220% 100%;
  animation: shimmer 1.2s ease-in-out infinite;
}

.selector-grid {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 14px;
  margin-top: 14px;
}

.selector-panel {
  min-width: 0;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fbfbf9;
}

.selector-title {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  min-height: 42px;
  padding: 10px 12px;
  border-bottom: 1px solid var(--line);
}

.selector-title h3 {
  margin: 0;
  font-size: 13px;
}

.selector-title span {
  min-width: 24px;
  padding: 2px 7px;
  border-radius: 999px;
  color: var(--muted);
  background: #edeFE9;
  text-align: center;
  font-size: 12px;
}

.selector-list {
  display: grid;
  max-height: 360px;
  overflow: auto;
}

.selector-item {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 10px;
  padding: 10px 12px;
  border-bottom: 1px solid var(--line);
}

.selector-item:last-child {
  border-bottom: 0;
}

.selector-item strong,
.selector-item span,
.selector-item small {
  display: block;
}

.selector-item strong {
  overflow-wrap: anywhere;
}

.selector-item span {
  color: var(--muted);
  font-size: 12px;
}

.selector-item small {
  margin-top: 3px;
  color: #7d827d;
  font-size: 11px;
}

.selector-empty {
  padding: 20px 12px;
  color: var(--muted);
  text-align: center;
}

.rules-table {
  display: grid;
  gap: 8px;
}

.rule-row {
  display: grid;
  grid-template-columns: 1.1fr 1fr 0.76fr 0.58fr auto;
  align-items: end;
  gap: 10px;
  padding: 12px 0;
  border-top: 1px solid var(--line);
}

.rule-row:first-child {
  border-top: 0;
  padding-top: 0;
}

.rule-row .button {
  min-width: 74px;
}

.empty-state {
  display: grid;
  gap: 4px;
  padding: 18px;
  border: 1px dashed var(--line-strong);
  border-radius: 8px;
  color: var(--muted);
  background: #fafaf8;
}

.empty-state strong {
  color: var(--text);
}

.summary-column {
  position: sticky;
  top: 24px;
  display: grid;
  gap: 16px;
}

.summary-panel {
  padding: 16px;
}

.summary-title {
  margin-top: 12px;
  padding: 10px 12px;
  border-radius: 8px;
  background: var(--surface-muted);
  font-weight: 700;
  overflow-wrap: anywhere;
}

.summary-list {
  display: grid;
  gap: 9px;
  margin: 14px 0 0;
  padding: 0;
  list-style: none;
  color: #3f4448;
}

.summary-list li {
  display: grid;
  grid-template-columns: 9px minmax(0, 1fr);
  gap: 8px;
  align-items: start;
}

.summary-list li::before {
  content: "";
  width: 6px;
  height: 6px;
  margin-top: 7px;
  border-radius: 999px;
  background: var(--accent);
}

.status-stack {
  display: grid;
  gap: 10px;
  margin-top: 12px;
  color: #3f4448;
}

.status-stack div {
  display: flex;
  align-items: center;
  gap: 8px;
}

.status-dot {
  width: 9px;
  height: 9px;
  border-radius: 999px;
}

.status-dot.live {
  background: var(--accent);
}

.status-dot.pending {
  background: var(--warning);
}

.error-text {
  min-height: 16px;
  color: var(--danger) !important;
}

.is-invalid {
  border-color: var(--danger) !important;
}

@media (max-width: 980px) {
  .app-shell {
    grid-template-columns: 1fr;
  }

  .sidebar {
    position: static;
    height: auto;
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .nav-list {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .workspace {
    padding: 20px 16px 36px;
  }

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

  .catalog-control,
  .selector-grid {
    grid-template-columns: 1fr;
  }

  .summary-column {
    position: static;
  }
}

@keyframes shimmer {
  from {
    background-position: 120% 0;
  }
  to {
    background-position: -120% 0;
  }
}

@media (max-width: 680px) {
  .topbar,
  .field-row,
  .segmented,
  .check-grid,
  .rule-row,
  .inline-control {
    grid-template-columns: 1fr;
  }

  .topbar {
    display: grid;
  }

  .action-row {
    justify-content: stretch;
  }

  .language-control {
    grid-template-columns: 1fr;
    width: 100%;
  }

  .action-row .button {
    flex: 1;
  }

  .discount-item {
    grid-template-columns: 1fr;
  }

  .discount-actions {
    justify-content: stretch;
  }

  .pagination {
    justify-content: stretch;
  }

  .pagination span {
    flex: 1;
  }

  .discount-actions .button {
    flex: 1;
  }

  .nav-list {
    grid-template-columns: 1fr;
  }
}