:root {
  color-scheme: light;
  --bg: #f6f7f3;
  --surface: #ffffff;
  --surface-2: #eef0e9;
  --text: #1f261f;
  --muted: #5d675c;
  --border: #dde1d5;
  --accent: #3d8553;
  --accent-hover: #347247;
  --accent-text: #2f6b42;
  --accent-soft: #e3eee6;
  --on-accent: #ffffff;
  --success: #12805c;
  --success-soft: #dcf4ea;
  --warning: #9a5b00;
  --warning-soft: #fff0d3;
  --danger: #c22f3c;
  --danger-soft: #fde3e5;
  --info: #1f6fa8;
  --info-soft: #dff0fb;
  --radius: 8px;
  --radius-sm: 6px;
  --sidebar: 248px;
  --font: "Inter", "Segoe UI", system-ui, -apple-system, Roboto, "Helvetica Neue", Arial, sans-serif;
}

[data-theme="dark"] {
  color-scheme: dark;
  --bg: #121512;
  --surface: #1a1f1a;
  --surface-2: #232923;
  --text: #e6ebe4;
  --muted: #9ba597;
  --border: #2c332b;
  --accent: #3d8553;
  --accent-hover: #347247;
  --accent-text: #86c99b;
  --accent-soft: #1d2a20;
  --on-accent: #ffffff;
  --success: #46c69a;
  --success-soft: #12302a;
  --warning: #f0b45a;
  --warning-soft: #33280f;
  --danger: #ff7a86;
  --danger-soft: #3a1a1f;
  --info: #67b6ea;
  --info-soft: #14283a;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: var(--font);
  font-size: 15px;
  line-height: 1.5;
  background: var(--bg);
  color: var(--text);
  -webkit-font-smoothing: antialiased;
}

a {
  color: var(--accent-text);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

h1,
h2,
h3 {
  line-height: 1.25;
  margin: 0 0 0.5rem;
}

h1 {
  font-size: 1.6rem;
  letter-spacing: -0.01em;
}

h2 {
  font-size: 1.15rem;
}

h3 {
  font-size: 1rem;
}

p {
  margin: 0 0 0.75rem;
}

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

.small {
  font-size: 0.85rem;
}

.right {
  text-align: right;
}

.nowrap {
  white-space: nowrap;
}

.inline {
  display: inline;
}

.shell {
  display: grid;
  grid-template-columns: var(--sidebar) 1fr;
  min-height: 100vh;
}

.sidebar {
  background: var(--surface);
  border-right: 1px solid var(--border);
  padding: 1.25rem 0.9rem;
  position: sticky;
  top: 0;
  height: 100vh;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-weight: 700;
  font-size: 1.1rem;
  color: var(--text);
  padding: 0 0.5rem;
}

.brand:hover {
  text-decoration: none;
}

.brand-mark {
  width: 30px;
  height: 30px;
  border-radius: var(--radius-sm);
  background: var(--accent);
  display: inline-grid;
  place-items: center;
  color: var(--on-accent);
  font-weight: 800;
  font-size: 0.95rem;
}

.nav {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.nav-title {
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--muted);
  padding: 0.6rem 0.6rem 0.25rem;
}

.nav a {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
  padding: 0.5rem 0.65rem;
  border-radius: var(--radius-sm);
  color: var(--text);
  font-weight: 500;
}

.nav a:hover {
  background: var(--surface-2);
  text-decoration: none;
}

.nav a.active {
  background: var(--accent-soft);
  color: var(--accent-text);
}

.sidebar-foot {
  margin-top: auto;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  padding: 0.5rem;
  border-top: 1px solid var(--border);
}

.topbar {
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 20;
}

.topbar-inner {
  max-width: 1180px;
  margin: 0 auto;
  padding: 0.7rem 1.25rem;
  display: flex;
  align-items: center;
  gap: 1rem;
}

.topbar .nav {
  flex-direction: row;
  flex: 1;
}

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

.content {
  padding: 1.75rem clamp(1rem, 3vw, 2.25rem) 3rem;
  max-width: 1280px;
  width: 100%;
}

.public-main {
  max-width: 1180px;
  margin: 0 auto;
}

.page-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-bottom: 1.25rem;
}

.page-head p {
  margin: 0;
}

.toolbar {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  align-items: center;
}

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.15rem 1.25rem;
}

.card + .card,
.dashboard-row {
  margin-top: 1rem;
}

.grid {
  display: grid;
  gap: 1rem;
}

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

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

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

.stat {
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
}

.stat .label {
  color: var(--muted);
  font-size: 0.82rem;
  font-weight: 500;
}

.stat .value {
  font-size: 1.55rem;
  font-weight: 700;
  letter-spacing: -0.01em;
}

.stat .note {
  color: var(--muted);
  font-size: 0.8rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  padding: 0.5rem 0.95rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--text);
  font: inherit;
  font-weight: 600;
  cursor: pointer;
  box-shadow: none;
}

.btn:hover {
  background: var(--surface-2);
  text-decoration: none;
}

.btn-primary {
  background: var(--accent);
  border-color: var(--accent);
  color: var(--on-accent);
}

.btn-primary:hover {
  background: var(--accent-hover);
  border-color: var(--accent-hover);
}

.btn-danger {
  color: var(--danger);
  border-color: var(--danger);
  background: transparent;
}

.btn-danger:hover {
  background: var(--danger-soft);
}

.btn-sm {
  padding: 0.3rem 0.65rem;
  font-size: 0.85rem;
}

.btn-block {
  width: 100%;
}

.btn:focus-visible,
.input:focus-visible,
a:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

.field {
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
  margin-bottom: 0.9rem;
}

.label {
  font-weight: 600;
  font-size: 0.88rem;
}

.input,
select,
textarea {
  width: 100%;
  padding: 0.55rem 0.7rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--text);
  font: inherit;
}

textarea {
  min-height: 90px;
  resize: vertical;
}

.field.invalid .input {
  border-color: var(--danger);
}

.error {
  color: var(--danger);
  font-size: 0.82rem;
  margin: 0;
}

.check {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 0.9rem;
}

.check input {
  width: auto;
}

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

.form-grid .full {
  grid-column: 1 / -1;
}

.form-actions {
  display: flex;
  gap: 0.6rem;
  margin-top: 0.5rem;
  flex-wrap: wrap;
}

.filters {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  margin-bottom: 1rem;
  align-items: flex-end;
}

.filters .input,
.filters select {
  width: auto;
  min-width: 150px;
}

.table-wrap {
  overflow-x: auto;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface);
}

table {
  width: 100%;
  border-collapse: collapse;
}

th,
td {
  padding: 0.7rem 0.9rem;
  text-align: left;
  border-bottom: 1px solid var(--border);
  vertical-align: middle;
}

th {
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--muted);
  background: var(--surface-2);
  white-space: nowrap;
}

tbody tr:last-child td {
  border-bottom: none;
}

tbody tr:hover {
  background: var(--surface-2);
}

td.num,
th.num {
  text-align: right;
  font-variant-numeric: tabular-nums;
}

.badge {
  display: inline-block;
  padding: 0.12rem 0.55rem;
  border-radius: 999px;
  font-size: 0.75rem;
  font-weight: 600;
  background: var(--surface-2);
  color: var(--muted);
}

.badge-pending {
  background: var(--warning-soft);
  color: var(--warning);
}

.badge-paid {
  background: var(--info-soft);
  color: var(--info);
}

.badge-shipped {
  background: var(--accent-soft);
  color: var(--accent-text);
}

.badge-delivered,
.badge-ok {
  background: var(--success-soft);
  color: var(--success);
}

.badge-cancelled,
.badge-danger {
  background: var(--danger-soft);
  color: var(--danger);
}

.badge-warn {
  background: var(--warning-soft);
  color: var(--warning);
}

.flashes {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  margin-bottom: 1rem;
}

.flash {
  padding: 0.7rem 0.95rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  background: var(--surface);
}

.flash-success {
  background: var(--success-soft);
  border-color: transparent;
  color: var(--success);
}

.flash-danger {
  background: var(--danger-soft);
  border-color: transparent;
  color: var(--danger);
}

.flash-info {
  background: var(--info-soft);
  border-color: transparent;
  color: var(--info);
}

.pager {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  margin-top: 1rem;
}

.empty {
  text-align: center;
  padding: 2.5rem 1rem;
  color: var(--muted);
}

.dl {
  display: grid;
  grid-template-columns: 180px 1fr;
  gap: 0.5rem 1rem;
  margin: 0;
}

.dl dt {
  color: var(--muted);
  font-weight: 500;
}

.dl dd {
  margin: 0;
}

.chart {
  width: 100%;
  min-height: 220px;
}

.chart svg {
  width: 100%;
  height: auto;
  display: block;
}

.chart .bar {
  fill: var(--accent);
}

.chart .bar:hover {
  fill: var(--accent-hover);
}

.chart .line {
  fill: none;
  stroke: var(--accent);
  stroke-width: 2.5;
  stroke-linejoin: round;
  stroke-linecap: round;
}

.chart .area {
  fill: var(--accent-soft);
  opacity: 0.8;
}

.chart .dot {
  fill: var(--accent);
}

.chart .grid-line {
  stroke: var(--border);
  stroke-width: 1;
}

.chart text {
  fill: var(--muted);
  font-size: 11px;
  font-family: var(--font);
}

.progress {
  width: 100%;
  height: 8px;
  border-radius: 999px;
  overflow: hidden;
  appearance: none;
  border: none;
  background: var(--surface-2);
}

.progress::-webkit-progress-bar {
  background: var(--surface-2);
}

.progress::-webkit-progress-value {
  background: var(--accent);
}

.progress::-moz-progress-bar {
  background: var(--accent);
}

.hero {
  padding: 4rem 0 3rem;
  text-align: center;
  max-width: 760px;
  margin: 0 auto;
}

.hero h1 {
  font-size: clamp(2rem, 5vw, 3rem);
  letter-spacing: -0.02em;
}

.hero p {
  font-size: 1.1rem;
  color: var(--muted);
}

.feature h3 {
  margin-bottom: 0.35rem;
}

.auth-wrap {
  min-height: calc(100vh - 140px);
  display: grid;
  place-items: center;
  padding: 1.5rem 0;
}

.auth-card {
  width: min(440px, 100%);
}

.product-card {
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

.product-card .thumb {
  aspect-ratio: 4 / 3;
  border-radius: var(--radius-sm);
  background: var(--accent-soft);
  display: grid;
  place-items: center;
  color: var(--accent-text);
  font-weight: 700;
  font-size: 1.6rem;
}

.price {
  font-size: 1.15rem;
  font-weight: 700;
}

.qty-form {
  display: flex;
  gap: 0.4rem;
  align-items: center;
}

.qty-form .input {
  width: 74px;
}

.line-row {
  display: grid;
  grid-template-columns: 1fr 110px auto;
  gap: 0.5rem;
  margin-bottom: 0.5rem;
}

.footer {
  padding: 2rem 1rem;
  text-align: center;
  color: var(--muted);
  font-size: 0.85rem;
}

.icon-btn {
  background: none;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 0.3rem 0.55rem;
  color: var(--text);
  cursor: pointer;
  font: inherit;
}

@media (max-width: 960px) {
  .shell {
    grid-template-columns: 1fr;
  }

  .sidebar {
    position: static;
    height: auto;
    flex-direction: row;
    flex-wrap: wrap;
    align-items: center;
    border-right: none;
    border-bottom: 1px solid var(--border);
  }

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

  .sidebar-foot {
    margin-top: 0;
    border-top: none;
    flex-direction: row;
    align-items: center;
  }

  .grid-4 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .grid-3 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 640px) {
  .grid-2,
  .grid-3,
  .grid-4,
  .form-grid {
    grid-template-columns: 1fr;
  }

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

  .topbar-inner {
    flex-wrap: wrap;
  }

  .line-row {
    grid-template-columns: 1fr 90px auto;
  }
}