:root {
  color-scheme: dark;
  --bg: #101114;
  --surface: #17191e;
  --surface-2: #20232a;
  --line: #2d313a;
  --text: #f6f2e8;
  --muted: #a6adba;
  --gold: #d4af37;
  --teal: #34d5d0;
  --danger: #ff6b6b;
  --success: #49d17d;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: Inter, Segoe UI, Arial, sans-serif;
}

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

button {
  border: 0;
  border-radius: 8px;
  background: var(--gold);
  color: #111;
  cursor: pointer;
  font-weight: 700;
  padding: 10px 14px;
}

button.ghost {
  background: var(--surface-2);
  color: var(--text);
  border: 1px solid var(--line);
}

.shell {
  display: grid;
  grid-template-columns: 280px 1fr;
  min-height: 100vh;
}

.sidebar {
  background: #0b0c0f;
  border-right: 1px solid var(--line);
  padding: 22px;
  display: flex;
  flex-direction: column;
  gap: 26px;
}

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

.brand-mark {
  width: 42px;
  height: 42px;
  display: grid;
  place-items: center;
  border-radius: 10px;
  background: rgba(212, 175, 55, 0.14);
  color: var(--gold);
  font-weight: 900;
  border: 1px solid rgba(212, 175, 55, 0.35);
}

.brand span,
.sidebar-note,
.panel p,
.eyebrow {
  color: var(--muted);
}

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

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

.nav-item {
  background: transparent;
  border: 1px solid transparent;
  color: var(--muted);
  text-align: left;
}

.nav-item.active,
.nav-item:hover {
  background: var(--surface);
  border-color: var(--line);
  color: var(--text);
}

.sidebar-note {
  margin-top: auto;
  font-size: 13px;
  line-height: 1.5;
}

main {
  padding: 28px;
  overflow: auto;
}

.topbar,
.panel-head,
.form-actions {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
}

.topbar h1,
.panel h2,
.section-title h3,
.model-grid h3 {
  margin: 0;
}

.eyebrow {
  margin: 0 0 4px;
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.12em;
}

.top-actions,
.filters {
  display: flex;
  gap: 10px;
  align-items: center;
}

.stats {
  display: grid;
  grid-template-columns: repeat(4, minmax(120px, 1fr));
  gap: 12px;
  margin: 24px 0;
}

.stats div,
.panel,
.model-grid div {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 8px;
}

.stats div {
  padding: 16px;
}

.stats span {
  color: var(--muted);
  display: block;
  font-size: 13px;
  margin-bottom: 6px;
}

.stats strong {
  font-size: 24px;
}

.panel {
  padding: 20px;
}

.panel-head {
  margin-bottom: 18px;
}

.panel-head p,
.section-title p {
  margin: 5px 0 0;
}

input,
select,
textarea {
  width: 100%;
  background: #111318;
  color: var(--text);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 10px 11px;
  outline: none;
}

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

.table-wrap {
  overflow: auto;
}

table {
  width: 100%;
  border-collapse: collapse;
  min-width: 980px;
}

th,
td {
  padding: 12px 10px;
  border-bottom: 1px solid var(--line);
  text-align: left;
  vertical-align: top;
}

th {
  color: var(--muted);
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.sku {
  color: var(--gold);
  font-family: Consolas, monospace;
  font-size: 12px;
}

.pill {
  display: inline-flex;
  border-radius: 999px;
  padding: 4px 9px;
  font-size: 12px;
  background: var(--surface-2);
  color: var(--muted);
}

.pill.active {
  background: rgba(73, 209, 125, 0.12);
  color: var(--success);
}

.pill.draft {
  background: rgba(212, 175, 55, 0.12);
  color: var(--gold);
}

.pill.discontinued {
  background: rgba(255, 107, 107, 0.12);
  color: var(--danger);
}

.row-actions {
  display: flex;
  gap: 8px;
}

.row-actions button {
  padding: 7px 10px;
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(220px, 1fr));
  gap: 14px;
}

label {
  color: var(--muted);
  display: grid;
  gap: 7px;
  font-size: 13px;
}

.section-title {
  border-top: 1px solid var(--line);
  margin-top: 22px;
  padding-top: 18px;
  margin-bottom: 14px;
}

.full {
  margin-top: 14px;
}

.form-actions {
  border-top: 1px solid var(--line);
  margin-top: 22px;
  padding-top: 18px;
  justify-content: flex-end;
}

.errors {
  color: #ffd8d8;
  background: rgba(255, 107, 107, 0.14);
  border: 1px solid rgba(255, 107, 107, 0.35);
  padding: 12px;
  border-radius: 8px;
  margin-top: 16px;
}

.empty {
  color: var(--muted);
  text-align: center;
  padding: 28px;
}

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

.model-grid div {
  padding: 18px;
}

.hidden {
  display: none !important;
}

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

  .sidebar {
    position: static;
  }

  .stats,
  .form-grid,
  .model-grid {
    grid-template-columns: 1fr;
  }

  .topbar,
  .panel-head {
    align-items: flex-start;
    flex-direction: column;
  }

  .filters,
  .top-actions {
    width: 100%;
    flex-wrap: wrap;
  }
}