:root {
  --bg: #f7f5f0;
  --card: #ffffff;
  --border: #e7e2d8;
  --text: #211c14;
  --muted: #6b6252;
  --accent: #b3760f;
  --accent-dark: #8f5c0a;
  --accent-contrast: #ffffff;
  --hero-1: #1a1206;
  --hero-2: #4a2e08;
  --danger: #b3261e;
  --radius: 10px;
  --label-w: 25mm;
  --label-h: 15mm;
  font-family: -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--text);
}

button, input, select {
  font-family: inherit;
  font-size: 14px;
}

a { color: var(--accent-dark); }

.hidden { display: none !important; }

/* ---------- Sign-in screen ---------- */

.signin-screen {
  min-height: 100vh;
  display: grid;
  grid-template-columns: 1fr 1fr;
}

@media (max-width: 800px) {
  .signin-screen { grid-template-columns: 1fr; }
  .signin-hero { display: none; }
}

.signin-hero {
  background: linear-gradient(160deg, var(--hero-2), var(--hero-1) 70%);
  color: #fff;
  padding: 48px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

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

.brand img, .brand .logo-chip {
  width: 40px;
  height: 40px;
  border-radius: 10px;
  background: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
}

.brand-name {
  font-weight: 700;
  font-size: 18px;
}

.signin-hero h1 {
  font-size: 34px;
  line-height: 1.25;
  max-width: 420px;
  margin: 0;
}

.rule {
  width: 48px;
  height: 3px;
  background: var(--accent);
  margin-bottom: 20px;
}

.signin-hero .footnote {
  opacity: 0.6;
  font-size: 13px;
}

.signin-form-wrap {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 32px;
}

.signin-form {
  width: 100%;
  max-width: 360px;
}

.signin-form h2 {
  margin: 0 0 6px;
  font-size: 26px;
}

.signin-form p.sub {
  color: var(--muted);
  margin: 0 0 28px;
}

.field {
  margin-bottom: 16px;
}

.field label {
  display: block;
  font-size: 13px;
  font-weight: 600;
  margin-bottom: 6px;
  color: var(--text);
}

.field input, .field select {
  width: 100%;
  padding: 10px 12px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: #fff;
}

.field input:focus, .field select:focus {
  outline: 2px solid var(--accent);
  outline-offset: 1px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 18px;
  border-radius: 8px;
  border: 1px solid transparent;
  cursor: pointer;
  font-weight: 600;
}

.btn-primary {
  background: linear-gradient(180deg, var(--accent), var(--accent-dark));
  color: var(--accent-contrast);
  width: 100%;
}

.btn-primary:hover { filter: brightness(1.05); }

.btn-secondary {
  background: #fff;
  border-color: var(--border);
  color: var(--text);
}

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

.btn-link {
  background: none;
  border: none;
  color: var(--accent-dark);
  cursor: pointer;
  padding: 0;
  font-weight: 600;
}

.form-error {
  background: #fdecea;
  border: 1px solid #f3c2bd;
  color: var(--danger);
  padding: 8px 12px;
  border-radius: 8px;
  font-size: 13px;
  margin-bottom: 14px;
}

.switch-mode {
  margin-top: 18px;
  font-size: 13px;
  color: var(--muted);
  text-align: center;
}

/* ---------- App shell ---------- */

.app-shell {
  display: grid;
  grid-template-columns: 230px 1fr;
  min-height: 100vh;
}

@media (max-width: 760px) {
  .app-shell { grid-template-columns: 1fr; }
  .sidebar { display: none; }
}

.sidebar {
  background: var(--hero-1);
  color: #fff;
  padding: 20px 14px;
  display: flex;
  flex-direction: column;
}

.sidebar .brand { padding: 6px 8px 22px; }
.sidebar .brand-name { color: #fff; }

.nav {
  display: flex;
  flex-direction: column;
  gap: 2px;
  flex: 1;
}

.nav a {
  color: rgba(255,255,255,.75);
  text-decoration: none;
  padding: 10px 12px;
  border-radius: 8px;
  font-size: 14px;
  font-weight: 500;
}

.nav a:hover { background: rgba(255,255,255,.06); color: #fff; }
.nav a.active { background: rgba(255,255,255,.12); color: #fff; }

.sidebar-footer {
  border-top: 1px solid rgba(255,255,255,.12);
  padding-top: 14px;
  font-size: 12px;
  color: rgba(255,255,255,.6);
}

.main {
  padding: 28px 32px;
  max-width: 1080px;
}

.page-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 22px;
}

.page-header h1 { margin: 0 0 4px; font-size: 24px; }
.page-header p { margin: 0; color: var(--muted); }

/* ---------- Cards / stats ---------- */

.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
}

.stat-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 14px;
  margin-bottom: 22px;
}

.stat-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px 18px;
}

.stat-card .value { font-size: 26px; font-weight: 700; }
.stat-card .label { color: var(--muted); font-size: 13px; margin-top: 2px; }

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
}

th {
  text-align: left;
  font-size: 11px;
  letter-spacing: .04em;
  color: var(--muted);
  text-transform: uppercase;
  padding: 8px 10px;
  border-bottom: 1px solid var(--border);
}

td {
  padding: 10px 10px;
  border-bottom: 1px solid var(--border);
}

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

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

/* ---------- Upload screen ---------- */

.dropzone {
  border: 2px dashed var(--border);
  border-radius: var(--radius);
  padding: 40px 20px;
  text-align: center;
  color: var(--muted);
  cursor: pointer;
  background: #fffdf8;
}

.dropzone.drag {
  border-color: var(--accent);
  background: #fff7ea;
}

.map-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 14px;
  margin: 18px 0;
}

.toolbar {
  display: flex;
  gap: 10px;
  align-items: center;
  margin: 16px 0;
}

.preview-scroll {
  max-height: 320px;
  overflow: auto;
  border: 1px solid var(--border);
  border-radius: var(--radius);
}

/* ---------- Label preview / print ---------- */

.label-toolbar {
  display: flex;
  gap: 12px;
  align-items: center;
  margin-bottom: 18px;
  flex-wrap: wrap;
}

.label-sheet {
  display: flex;
  flex-wrap: wrap;
  gap: 3mm;
  padding: 12px;
  background: #efece4;
  border-radius: var(--radius);
}

.label {
  width: var(--label-w);
  height: var(--label-h);
  background: #fff;
  border: 0.2mm solid #999;
  border-radius: 1mm;
  padding: 1mm 1.5mm;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  overflow: hidden;
}

.label .label-name {
  font-size: 6px;
  font-weight: 700;
  line-height: 1.1;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.label .label-meta {
  font-size: 5px;
  color: #333;
  display: flex;
  justify-content: space-between;
}

.label svg { width: 100%; height: 6mm; }

.item-editor input { width: 100%; padding: 4px 6px; border: 1px solid var(--border); border-radius: 6px; }
.item-editor input[type="number"] { text-align: right; }

/* ---------- Print ---------- */

@media print {
  body * { visibility: hidden; }
  .print-area, .print-area * { visibility: visible; }
  .print-area {
    position: absolute;
    inset: 0;
    background: #fff;
    padding: 0;
  }
  .label-sheet { background: #fff; gap: 2mm; padding: 0; }
  .label { border: 0.2mm solid #bbb; }
  @page { margin: 6mm; }
}

.empty-state {
  text-align: center;
  color: var(--muted);
  padding: 40px 20px;
}

.badge {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 999px;
  background: #f2ead9;
  color: var(--accent-dark);
  font-size: 12px;
  font-weight: 600;
}

.spinner-row { color: var(--muted); padding: 20px; text-align: center; }