:root {
  --slate-900: #0f172a;
  --slate-800: #1e293b;
  --slate-700: #334155;
  --slate-600: #475569;
  --slate-500: #64748b;
  --slate-400: #94a3b8;
  --slate-300: #cbd5e1;
  --slate-200: #e2e8f0;
  --blue-500: #3b82f6;
  --blue-600: #2563eb;
  --emerald-400: #34d399;
  --amber-400: #fbbf24;
  --red-400: #f87171;
  --white: #ffffff;
}

* {
  box-sizing: border-box;
}

html {
  font-size: 16px;
}

body.app-body {
  margin: 0;
  min-height: 100vh;
  background: var(--slate-900);
  color: var(--slate-300);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.6;
}

a {
  color: inherit;
}

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

form {
  margin: 0;
}

.auth-only-shell {
  min-height: 100vh;
}

.app-shell {
  display: flex;
  min-height: 100vh;
}

.app-sidebar {
  width: 14rem;
  flex-shrink: 0;
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  padding: 1rem;
  background: var(--slate-800);
  border-right: 1px solid var(--slate-700);
}

.app-brand {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 1.5rem;
  padding: 0 0.5rem;
  color: var(--white);
  text-decoration: none;
}

.app-brand__badge {
  color: var(--blue-500);
  font-size: 1.25rem;
  font-weight: 700;
}

.app-brand__title {
  font-size: 1.125rem;
  font-weight: 700;
}

.sidebar-nav {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.nav-link {
  display: block;
  padding: 0.55rem 0.75rem;
  border-radius: 0.75rem;
  color: var(--slate-400);
  text-decoration: none;
  font-size: 0.92rem;
  transition: background-color 160ms ease, color 160ms ease;
}

.nav-link:hover {
  background: var(--slate-700);
  color: var(--slate-300);
}

.nav-link.active {
  background: var(--blue-500);
  color: var(--white);
}

.sidebar-logout {
  margin-top: auto;
  border: 0;
  background: transparent;
  color: var(--slate-500);
  opacity: 0.82;
  text-align: left;
  padding: 0.55rem 0.75rem;
  border-radius: 0.75rem;
  cursor: pointer;
  transition: color 160ms ease, background-color 160ms ease, opacity 160ms ease;
}

.sidebar-logout:hover {
  background: var(--slate-700);
  color: var(--slate-300);
  opacity: 1;
}

.app-content {
  flex: 1;
  min-width: 0;
}

.content-shell {
  width: 100%;
  max-width: 72rem;
  padding: 1.5rem;
}

.page {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.page-heading h1,
.page-heading h2 {
  margin: 0 0 0.5rem;
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--white);
}

.page-heading p {
  margin: 0;
  color: var(--slate-400);
  font-size: 0.95rem;
}

.panel {
  background: var(--slate-800);
  border: 1px solid var(--slate-700);
  border-radius: 0.75rem;
  padding: 1.25rem;
}

.section-title {
  margin: 0 0 0.9rem;
  color: var(--white);
  font-size: 1rem;
  font-weight: 500;
}

.muted {
  color: var(--slate-400);
}

.note {
  margin: 0.6rem 0 0;
  color: var(--slate-400);
  font-size: 0.78rem;
}

.code-inline {
  display: inline-block;
  padding: 0.12rem 0.35rem;
  background: var(--slate-900);
  border: 1px solid var(--slate-700);
  border-radius: 0.4rem;
  font-family: Consolas, "Courier New", monospace;
  font-size: 0.82em;
}

.code-block {
  margin: 0;
  padding: 0.9rem;
  overflow-x: auto;
  border-radius: 0.75rem;
  background: var(--slate-900);
  border: 1px solid var(--slate-700);
  color: var(--slate-300);
  font-family: Consolas, "Courier New", monospace;
  font-size: 0.85rem;
}

.flash-stack {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  margin-bottom: 1rem;
}

.flash-stack[hidden] {
  display: none;
}

.flash {
  padding: 0.85rem 1rem;
  border-radius: 0.75rem;
  border: 1px solid transparent;
  font-size: 0.92rem;
}

.flash.success {
  background: rgba(16, 185, 129, 0.12);
  border-color: rgba(52, 211, 153, 0.25);
  color: #a7f3d0;
}

.flash.error {
  background: rgba(239, 68, 68, 0.12);
  border-color: rgba(248, 113, 113, 0.25);
  color: #fecaca;
}

.form-grid,
.inline-grid {
  display: grid;
  gap: 0.75rem;
}

.form-row {
  display: flex;
  gap: 0.75rem;
  align-items: center;
  flex-wrap: wrap;
}

.form-actions {
  display: flex;
  justify-content: flex-end;
}

.field-group {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  min-width: 0;
}

.field-group.grow {
  flex: 1 1 18rem;
}

.field-group.inline {
  display: inline-flex;
}

.field-label {
  color: var(--slate-300);
  font-size: 0.88rem;
}

.field-help {
  color: var(--slate-400);
  font-size: 0.75rem;
}

.text-input,
.text-area,
.select-input {
  width: 100%;
  padding: 0.7rem 0.85rem;
  background: var(--slate-900);
  color: var(--slate-200);
  border: 1px solid var(--slate-700);
  border-radius: 0.75rem;
  outline: none;
  transition: border-color 160ms ease, box-shadow 160ms ease;
}

.text-input:focus,
.text-area:focus,
.select-input:focus {
  border-color: var(--blue-500);
  box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.16);
}

.text-area {
  min-height: 5.5rem;
  resize: vertical;
}

.check-line {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  color: var(--slate-300);
  font-size: 0.9rem;
  cursor: pointer;
}

.check-line input {
  accent-color: var(--blue-500);
}

.button,
.button-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  padding: 0.65rem 1rem;
  border-radius: 0.6rem;
  border: 1px solid var(--slate-600);
  background: var(--slate-800);
  color: var(--slate-200);
  text-decoration: none;
  font-size: 0.92rem;
  font-weight: 500;
  cursor: pointer;
  transition: background-color 160ms ease, border-color 160ms ease, color 160ms ease;
}

.button:hover,
.button-link:hover {
  background: var(--slate-700);
}

.button.primary,
.button-link.primary {
  background: var(--blue-500);
  border-color: var(--blue-500);
  color: var(--white);
}

.button.primary:hover,
.button-link.primary:hover {
  background: var(--blue-600);
  border-color: var(--blue-600);
}

.button.danger {
  background: #ef4444;
  border-color: #ef4444;
  color: var(--white);
}

.button.danger:hover {
  background: #dc2626;
  border-color: #dc2626;
}

.button.ghost,
.button-link.ghost {
  background: transparent;
  border-color: transparent;
  color: var(--slate-300);
}

.button.ghost:hover,
.button-link.ghost:hover {
  background: var(--slate-700);
}

.button.disabled,
.button-link.disabled,
.product-link.disabled {
  opacity: 0.55;
  pointer-events: none;
}

.button.small,
.button-link.small {
  padding: 0.45rem 0.75rem;
  font-size: 0.8rem;
}

.button.wide,
.button-link.wide {
  width: 100%;
}

.button:disabled {
  opacity: 0.6;
  cursor: default;
}

.rule-settings[data-hidden="true"],
.rule-range[data-hidden="true"],
.rule-single[data-hidden="true"] {
  display: none;
}

.rule-settings {
  margin-top: 0.5rem;
  padding-top: 0.75rem;
  border-top: 1px solid var(--slate-700);
}

.rule-inline {
  display: flex;
  gap: 0.6rem;
  align-items: center;
  flex-wrap: wrap;
}

.rule-help {
  margin: 0.7rem 0 0;
  color: var(--slate-400);
  font-size: 0.75rem;
}

.empty-state {
  color: var(--slate-400);
  font-size: 0.92rem;
  text-align: center;
  padding: 1rem 0;
}

.product-list {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.product-card {
  display: flex;
  gap: 1rem;
  align-items: center;
  padding: 1rem;
  background: var(--slate-800);
  border: 1px solid var(--slate-700);
  border-radius: 0.75rem;
  text-decoration: none;
  cursor: pointer;
  transition: border-color 160ms ease, box-shadow 160ms ease;
}

.product-card.pending {
  cursor: progress;
  border-style: dashed;
}

.product-card:hover {
  border-color: var(--blue-500);
}

.product-card.pending:hover {
  border-color: var(--slate-700);
}

.product-card:focus-visible {
  border-color: var(--blue-500);
  box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.18);
  outline: none;
}

.product-thumb {
  width: 4rem;
  height: 4rem;
  flex-shrink: 0;
  display: grid;
  place-items: center;
  overflow: hidden;
  border-radius: 0.6rem;
  background: var(--white);
}

.product-thumb img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.product-thumb.placeholder {
  background: var(--slate-700);
}

.product-detail-hero {
  display: flex;
  gap: 1rem;
  align-items: center;
  padding: 1rem;
  background: var(--slate-800);
  border: 1px solid var(--slate-700);
  border-radius: 0.75rem;
}

.product-detail-media {
  width: 7rem;
  height: 7rem;
  flex-shrink: 0;
  display: grid;
  place-items: center;
  overflow: hidden;
  border-radius: 0.6rem;
  background: var(--white);
}

.product-detail-media img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.product-detail-media.placeholder {
  background: var(--slate-700);
}

.product-detail-summary {
  min-width: 0;
}

.product-detail-summary h3 {
  margin: 0.25rem 0 0.85rem;
  font-size: 1.25rem;
  color: var(--white);
}

.product-card.pending .product-thumb.placeholder {
  position: relative;
  overflow: hidden;
}

.product-card.pending .product-thumb.placeholder::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.1), transparent);
  transform: translateX(-100%);
  animation: card-shimmer 1.4s infinite;
}

.product-body {
  min-width: 0;
  flex: 1;
}

.product-title {
  margin: 0;
  color: var(--white);
  font-size: 0.96rem;
  font-weight: 500;
}

.product-meta {
  display: flex;
  gap: 0.75rem;
  align-items: center;
  flex-wrap: wrap;
  margin-top: 0.35rem;
  font-size: 0.82rem;
}

.price-highlight {
  color: var(--emerald-400);
  font-weight: 600;
}

.product-link {
  color: var(--slate-400);
  transition: color 160ms ease;
}

.product-link:hover {
  color: var(--blue-500);
}

.product-actions {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.icon-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2rem;
  height: 2rem;
}

.badge {
  display: inline-flex;
  align-items: center;
  padding: 0.25rem 0.6rem;
  border-radius: 999px;
  font-size: 0.76rem;
  font-weight: 500;
}

.badge.success {
  background: rgba(16, 185, 129, 0.15);
  color: var(--emerald-400);
}

.badge.danger {
  background: rgba(239, 68, 68, 0.15);
  color: var(--red-400);
}

.badge.warning {
  background: rgba(245, 158, 11, 0.15);
  color: var(--amber-400);
}

.badge.muted {
  background: var(--slate-700);
  color: var(--slate-400);
}

@keyframes card-shimmer {
  to {
    transform: translateX(100%);
  }
}

.back-row {
  display: flex;
  gap: 0.75rem;
  align-items: center;
  flex-wrap: wrap;
  margin-bottom: 1.25rem;
}

.detail-actions {
  display: flex;
  gap: 0.75rem;
  align-items: center;
  flex-wrap: wrap;
}

.stat-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.75rem;
}

.stat-card {
  padding: 1rem;
  background: var(--slate-800);
  border: 1px solid var(--slate-700);
  border-radius: 0.75rem;
  text-align: center;
}

.stat-label {
  display: block;
  margin-bottom: 0.35rem;
  color: var(--slate-400);
  font-size: 0.76rem;
}

.stat-value {
  display: block;
  color: var(--white);
  font-size: 1.25rem;
  font-weight: 600;
}

.split-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
}

.chart-shell {
  min-height: 17rem;
  padding: 0.75rem;
  border-radius: 0.75rem;
  background: var(--slate-900);
  border: 1px solid var(--slate-700);
}

.chart-shell svg {
  display: block;
  width: 100%;
  height: 14rem;
}

.chart-shell polyline {
  fill: none;
  stroke: var(--blue-500);
  stroke-width: 3;
  stroke-linecap: round;
  stroke-linejoin: round;
}

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

.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9rem;
}

.data-table th,
.data-table td {
  padding: 0.75rem;
  text-align: left;
  border-bottom: 1px solid rgba(148, 163, 184, 0.18);
  vertical-align: top;
}

.data-table th {
  color: var(--slate-400);
  font-size: 0.82rem;
  font-weight: 500;
}

.table-link {
  color: #60a5fa;
  text-decoration: none;
}

.table-link:hover {
  text-decoration: underline;
}

.row-stack {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.list-card {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  align-items: center;
  padding: 1rem 1.1rem;
  background: var(--slate-800);
  border: 1px solid var(--slate-700);
  border-radius: 0.75rem;
}

.list-card__meta {
  display: flex;
  gap: 0.75rem;
  align-items: center;
  flex-wrap: wrap;
}

.list-card__title {
  color: var(--white);
  font-size: 0.92rem;
  font-weight: 600;
}

.list-card__sub {
  color: var(--slate-500);
  font-size: 0.8rem;
}

.source-link-meta {
  flex-direction: column;
  align-items: flex-start;
  gap: 0.35rem;
}

.source-link-meta .table-link {
  word-break: break-all;
}

.hint-link {
  color: #60a5fa;
  text-decoration: none;
}

.hint-link:hover {
  text-decoration: underline;
}

.stack-panels {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.guide-card h3 {
  margin: 0 0 0.85rem;
  color: var(--white);
  font-size: 1rem;
}

.guide-card p,
.guide-card li {
  color: var(--slate-300);
  font-size: 0.9rem;
}

.guide-card ul,
.guide-card ol {
  margin: 0 0 1rem 1.25rem;
  padding: 0;
}

.channel-form {
  display: flex;
  gap: 0.65rem;
  align-items: flex-start;
  flex-wrap: wrap;
  margin-bottom: 1.5rem;
}

.channel-form__type {
  width: 8.4rem;
}

.channel-form__dest {
  width: min(28rem, 100%);
}

.channel-form__label {
  width: min(16rem, 100%);
}

.channel-help {
  margin-top: 0.35rem;
  padding-left: 0.35rem;
  color: var(--slate-400);
  font-size: 0.76rem;
}

.channel-list {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.channel-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1.2rem 1.35rem;
  background: var(--slate-800);
  border: 1px solid var(--slate-700);
  border-radius: 0.75rem;
}

.channel-row__meta {
  display: flex;
  align-items: center;
  gap: 0.9rem;
  min-width: 0;
  flex-wrap: wrap;
}

.channel-row__type {
  color: var(--slate-400);
  font-size: 0.9rem;
}

.channel-row__label {
  color: var(--white);
  font-size: 0.92rem;
  font-weight: 600;
}

.channel-row__destination {
  color: var(--slate-500);
  font-size: 0.88rem;
}

.channel-row__actions {
  display: flex;
  gap: 0.6rem;
}

.log-table .data-table td:last-child,
.log-table .data-table th:last-child {
  width: 45%;
}

.message-cell {
  max-width: 34rem;
  color: var(--slate-400);
  font-size: 0.78rem;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.message-cell::before {
  content: "✉ ";
}

.toggle-row {
  display: flex;
  gap: 0.75rem;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
}

.toggle {
  display: inline-flex;
  gap: 0.65rem;
  align-items: center;
}

.toggle input {
  width: 2.75rem;
  height: 1.55rem;
  appearance: none;
  border-radius: 999px;
  background: var(--slate-600);
  position: relative;
  cursor: pointer;
  transition: background-color 160ms ease;
}

.toggle input::after {
  content: "";
  position: absolute;
  top: 2px;
  left: 2px;
  width: 1.15rem;
  height: 1.15rem;
  border-radius: 999px;
  background: var(--white);
  transition: transform 160ms ease;
}

.toggle input:checked {
  background: #10b981;
}

.toggle input:checked::after {
  transform: translateX(1.2rem);
}

.toggle input:disabled {
  opacity: 0.6;
  cursor: default;
}

.system-metrics {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.system-digest {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.system-digest__header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
}

.system-digest__title {
  margin: 0;
  color: var(--white);
  font-size: 1rem;
  font-weight: 600;
}

.system-digest__desc {
  margin: 0.75rem 0 0;
  color: var(--slate-400);
  font-size: 0.9rem;
}

.system-digest__controls {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex-wrap: wrap;
}

.system-toggle {
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
}

.system-hour {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex-wrap: wrap;
}

.system-hour label {
  color: var(--slate-400);
  font-size: 0.9rem;
}

.system-hour .select-input {
  width: 5.5rem;
  padding: 0.55rem 0.8rem;
}

.qr-image {
  max-width: 18rem;
  display: block;
  margin: 1rem auto 0;
  padding: 0.5rem;
  border-radius: 0.75rem;
  background: var(--white);
}

.login-shell {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem;
}

.login-card {
  width: 100%;
  max-width: 35rem;
  padding: 2.35rem 2.5rem 2.5rem;
  text-align: center;
}

.login-card h1 {
  margin: 0 0 0.35rem;
  color: var(--blue-500);
  font-size: 1.25rem;
  font-weight: 700;
}

.login-card p {
  margin: 0 0 1.5rem;
  color: var(--slate-400);
  font-size: 0.95rem;
}

.login-form {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.login-form .text-input {
  padding: 0.95rem 1.05rem;
  font-size: 1rem;
}

.remember-row {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  color: var(--slate-500);
  font-size: 0.95rem;
  justify-content: flex-start;
  text-align: left;
}

.remember-row input {
  width: 1rem;
  height: 1rem;
  margin: 0;
  accent-color: var(--blue-500);
}

.login-form .button.primary.wide {
  min-height: 3.4rem;
  font-size: 1.05rem;
}

.wa-status-block {
  text-align: center;
}

.wa-status-text {
  margin: 1rem 0 0;
}

.wa-status-detail {
  margin-top: 0.5rem;
  color: var(--slate-400);
  word-break: break-word;
}

.wa-actions {
  margin-top: 1.25rem;
  display: flex;
  justify-content: center;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.wa-actions .button[disabled] {
  opacity: 0.6;
  cursor: not-allowed;
}

@media (max-width: 900px) {
  .app-shell {
    flex-direction: column;
  }

  .app-sidebar {
    width: 100%;
    border-right: 0;
    border-bottom: 1px solid var(--slate-700);
    flex-direction: row;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.5rem;
  }

  .app-brand {
    margin-bottom: 0;
    margin-right: 0.5rem;
  }

  .sidebar-nav {
    flex: 1;
    flex-direction: row;
    flex-wrap: wrap;
  }

  .sidebar-logout {
    margin-top: 0;
  }

  .content-shell {
    padding: 1rem;
  }

  .split-grid,
  .system-metrics {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 720px) {
  .stat-grid {
    grid-template-columns: 1fr;
  }

  .product-card,
  .list-card,
  .toggle-row {
    align-items: flex-start;
  }

  .product-card {
    flex-wrap: wrap;
  }

  .product-detail-hero {
    align-items: flex-start;
  }

  .form-row,
  .rule-inline,
  .channel-form {
    flex-direction: column;
    align-items: stretch;
  }

  .detail-actions {
    width: 100%;
  }

  .channel-row,
  .system-digest__header,
  .system-digest__controls,
  .system-hour {
    align-items: flex-start;
  }
}