:root {
  --bg: #04080f;
  --panel: #0a111c;
  --panel-2: #0e1826;
  --line: #1d2a3b;
  --text: #eef6ff;
  --muted: #8fa4ba;
  --movatic: #20d6ff;
  --emerald: #10b981;
  --amber: #f59e0b;
  --danger: #ef4444;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  background: var(--bg);
  color: var(--text);
  font-family: Inter, Segoe UI, system-ui, sans-serif;
  letter-spacing: 0;
}

button,
input,
textarea {
  font: inherit;
}

.app-shell {
  display: grid;
  grid-template-columns: 280px minmax(0, 1fr);
  min-height: 100vh;
}

.sidebar {
  border-right: 1px solid var(--line);
  background: #07101a;
  padding: 20px;
  display: flex;
  flex-direction: column;
  gap: 22px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
}

.brand-mark {
  width: 42px;
  height: 42px;
  display: grid;
  place-items: center;
  border: 1px solid rgba(32, 214, 255, 0.55);
  color: var(--movatic);
  font-weight: 800;
  background: #061723;
}

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

.brand span,
.status-card span,
.topbar p,
.section-title span,
.metrics span,
.eyebrow,
.meta-row,
.source-row small {
  color: var(--muted);
}

.nav {
  display: grid;
  gap: 8px;
}

.nav-item {
  min-height: 42px;
  text-align: left;
  color: var(--muted);
  background: transparent;
  border: 1px solid transparent;
  padding: 0 12px;
  cursor: pointer;
}

.nav-item.active,
.nav-item:hover {
  color: var(--text);
  border-color: rgba(32, 214, 255, 0.28);
  background: #0a1724;
}

.status-card {
  margin-top: auto;
  display: flex;
  gap: 10px;
  align-items: center;
  border: 1px solid var(--line);
  background: #08131f;
  padding: 12px;
}

.status-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--amber);
  flex: 0 0 auto;
}

.status-dot.ok {
  background: var(--emerald);
}

.status-dot.error {
  background: var(--danger);
}

.workspace {
  padding: 22px;
  overflow: auto;
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 20px;
}

h1,
h2,
p {
  margin: 0;
}

h1 {
  font-size: 28px;
}

h2 {
  font-size: 17px;
}

.surface {
  border: 1px solid var(--line);
  background: var(--panel);
  padding: 16px;
  margin-bottom: 16px;
}

.search-band label,
.form-grid label {
  color: var(--muted);
  display: grid;
  gap: 7px;
}

.search-row,
.action-row {
  display: flex;
  gap: 10px;
  align-items: center;
}

input,
textarea {
  width: 100%;
  color: var(--text);
  background: #050b13;
  border: 1px solid #243449;
  padding: 10px 11px;
  outline: none;
}

input:focus,
textarea:focus {
  border-color: var(--movatic);
}

button {
  min-height: 42px;
  border: 1px solid rgba(32, 214, 255, 0.45);
  color: #00131a;
  background: var(--movatic);
  padding: 0 14px;
  font-weight: 700;
  cursor: pointer;
  white-space: nowrap;
}

button.secondary,
.icon-button {
  color: var(--text);
  background: #0b1724;
  border-color: #2b4058;
}

button:disabled {
  opacity: 0.55;
  cursor: wait;
}

.tab-panel {
  display: none;
}

.tab-panel.active {
  display: block;
}

.product-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.35fr) minmax(280px, 0.65fr);
  gap: 16px;
}

.product-card {
  display: grid;
  grid-template-columns: 180px minmax(0, 1fr);
  gap: 16px;
}

.product-image-wrap {
  aspect-ratio: 1 / 1;
  background: #050b13;
  border: 1px solid #223044;
  display: grid;
  place-items: center;
  overflow: hidden;
}

#productImage {
  width: 100%;
  height: 100%;
  object-fit: contain;
  display: none;
  background: white;
}

.product-main {
  display: grid;
  align-content: start;
  gap: 10px;
}

.product-main h2 {
  font-size: 24px;
}

.meta-row,
.chips,
.result-list,
.source-selector {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.metrics {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
}

.metrics div {
  background: var(--panel-2);
  border: 1px solid #1c2a3c;
  padding: 12px;
  min-height: 76px;
}

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

.metrics strong {
  margin-top: 6px;
  font-size: 18px;
}

.section-title {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: center;
  margin-bottom: 14px;
}

.chip,
.result-row,
.source-row {
  border: 1px solid #26364b;
  background: var(--panel-2);
  padding: 9px 11px;
}

.chip {
  color: var(--movatic);
}

.result-row {
  width: 100%;
  display: flex;
  justify-content: space-between;
  gap: 12px;
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}

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

.source-row {
  display: flex;
  align-items: center;
  gap: 10px;
}

.source-row input {
  width: 18px;
  height: 18px;
}

.toast {
  position: fixed;
  right: 18px;
  bottom: 18px;
  background: #08131f;
  border: 1px solid #2b4058;
  color: var(--text);
  padding: 12px 14px;
  display: none;
  max-width: 420px;
}

.toast.show {
  display: block;
}

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

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

  .topbar,
  .search-row,
  .action-row,
  .section-title {
    align-items: stretch;
    flex-direction: column;
  }

  button {
    width: 100%;
  }
}