:root {
  --bg: #0a0f0d;
  --panel: #111a16;
  --border: #1a2e24;
  --text: #e8f5e9;
  --muted: #8fa89a;
  --accent: #00c853;
  --accent-hover: #00e676;
  --danger: #ff5252;
  --font: 'Segoe UI', system-ui, -apple-system, sans-serif;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  padding: 0 0 200px 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font);
  font-size: 14px;
  line-height: 1.5;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 24px;
}

header {
  text-align: center;
  padding: 32px 0 16px;
  border-bottom: 1px solid var(--border);
  margin-bottom: 24px;
}

header h1 {
  margin: 0;
  font-size: 28px;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--accent);
}

header p {
  margin: 8px 0 0;
  color: var(--muted);
  font-size: 13px;
}

.paste-box {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 20px;
  margin-bottom: 28px;
}

.paste-box h2 {
  margin: 0 0 8px 0;
  font-size: 16px;
  color: var(--accent);
  text-transform: uppercase;
}

.paste-box .hint {
  color: var(--muted);
  font-size: 12px;
  margin-bottom: 12px;
}

textarea#skuPaste {
  width: 100%;
  min-height: 80px;
  background: #0d1411;
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 12px;
  font-family: monospace;
  font-size: 13px;
  resize: vertical;
}

textarea#skuPaste::placeholder {
  color: #4a6356;
}

.paste-actions {
  margin-top: 12px;
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.btn {
  border: none;
  border-radius: 6px;
  padding: 10px 20px;
  font-weight: 600;
  font-size: 13px;
  cursor: pointer;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  transition: transform .1s, opacity .2s;
}

.btn:active {
  transform: scale(0.98);
}

.btn-primary {
  background: var(--accent);
  color: #000;
}

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

.btn-secondary {
  background: transparent;
  color: var(--muted);
  border: 1px solid var(--border);
}

.btn-secondary:hover {
  color: var(--text);
  border-color: var(--muted);
}

.campaign-bar {
  margin-bottom: 20px;
}

.campaign-bar label {
  display: block;
  font-size: 12px;
  color: var(--muted);
  margin-bottom: 6px;
  text-transform: uppercase;
}

#campaignSelect {
  width: 100%;
  background: #0d1411;
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 10px;
  font-size: 14px;
}

.section-header {
  display: flex;
  align-items: center;
  gap: 12px;
  margin: 32px 0 16px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--border);
}

.badge {
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  padding: 4px 10px;
  border-radius: 4px;
  letter-spacing: 0.5px;
}

.badge-green {
  background: rgba(0,200,83,.15);
  color: var(--accent);
}

.badge-purple {
  background: rgba(176,0,255,.15);
  color: #b388ff;
}

.section-title {
  font-size: 13px;
  color: var(--muted);
}

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

.product-table th {
  text-align: left;
  padding: 10px 12px;
  color: var(--muted);
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  border-bottom: 1px solid var(--border);
}

.product-table td {
  padding: 14px 12px;
  border-bottom: 1px solid var(--border);
  vertical-align: middle;
}

.product-table tr:hover td {
  background: rgba(255,255,255,.02);
}

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

.name {
  font-weight: 600;
  font-size: 14px;
}

.price {
  font-family: monospace;
  font-size: 14px;
  color: var(--accent);
  font-weight: 600;
}

.qty-avail {
  font-family: monospace;
  color: var(--muted);
}

.qty-avail.low {
  color: var(--danger);
  font-weight: 700;
}

.link {
  color: var(--accent);
  text-decoration: none;
  font-size: 12px;
}

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

.order-cell {
  display: flex;
  align-items: center;
  gap: 10px;
  justify-content: flex-end;
}

input.qty-input {
  width: 56px;
  text-align: center;
  background: #0d1411;
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 6px;
  font-size: 13px;
}

.btn-add {
  background: var(--accent);
  color: #000;
  border: none;
  border-radius: 4px;
  padding: 8px 14px;
  font-weight: 700;
  font-size: 12px;
  cursor: pointer;
  text-transform: uppercase;
}

.btn-add:hover {
  background: var(--accent-hover);
}

.btn-add.added {
  background: var(--border);
  color: var(--muted);
  cursor: default;
}

.po-panel {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: var(--panel);
  border-top: 1px solid var(--border);
  padding: 16px 24px;
  display: none;
  align-items: center;
  justify-content: space-between;
  flex-direction: row-reverse;
  z-index: 100;
  box-shadow: 0 -4px 20px rgba(0,0,0,.4);
}

.po-info {
  display: flex;
  align-items: center;
  gap: 20px;
}

.po-actions-left {
  display: flex;
  gap: 10px;
}

.po-count {
  font-size: 18px;
  font-weight: 700;
  color: var(--accent);
}

.po-label {
  color: var(--muted);
  font-size: 12px;
  text-transform: uppercase;
}

.po-total {
  font-family: monospace;
  font-size: 20px;
  font-weight: 700;
}

.btn-submit {
  background: var(--accent);
  color: #000;
  border: none;
  border-radius: 6px;
  padding: 12px 28px;
  font-weight: 700;
  font-size: 14px;
  cursor: pointer;
  text-transform: uppercase;
}

.btn-submit:disabled {
  background: #1a2e24;
  color: var(--muted);
  cursor: not-allowed;
}

.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,.7);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 200;
  padding: 20px;
  overflow-y: auto;
}

.modal-overlay.open {
  display: flex;
}

.modal {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 10px;
  width: 90%;
  max-width: 480px;
  padding: 24px;
  max-height: 90vh;
  overflow-y: auto;
}

.modal-wide {
  max-width: 700px;
}

.modal h3 {
  margin: 0 0 16px;
  color: var(--accent);
}

.field {
  margin-bottom: 14px;
}

.field label {
  display: block;
  font-size: 12px;
  color: var(--muted);
  margin-bottom: 4px;
  text-transform: uppercase;
}

.field input {
  width: 100%;
  background: #0d1411;
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 10px;
  font-size: 14px;
}

.modal-actions {
  display: flex;
  gap: 10px;
  justify-content: flex-end;
  margin-top: 20px;
}

.review-table {
  width: 100%;
  border-collapse: collapse;
  margin-bottom: 20px;
}

.review-table th {
  text-align: left;
  padding: 10px 12px;
  color: var(--muted);
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  border-bottom: 1px solid var(--border);
}

.review-table td {
  padding: 12px;
  border-bottom: 1px solid var(--border);
  vertical-align: middle;
}

.review-total {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 16px 12px;
  font-size: 18px;
  font-weight: 700;
  color: var(--accent);
  border-top: 2px solid var(--border);
}

.review-meta {
  font-size: 14px;
  color: var(--muted);
  font-weight: 600;
}

.msg {
  padding: 12px 16px;
  border-radius: 6px;
  margin-bottom: 20px;
  font-size: 13px;
  display: none;
}

.msg.error {
  background: rgba(255,82,82,.1);
  color: var(--danger);
  border: 1px solid rgba(255,82,82,.2);
  display: block;
}

.msg.success {
  background: rgba(0,200,83,.1);
  color: var(--accent);
  border: 1px solid rgba(0,200,83,.2);
  display: block;
}

.msg.info {
  background: rgba(143,168,154,.1);
  color: var(--muted);
  border: 1px solid rgba(143,168,154,.2);
  display: block;
}

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

.spinner {
  width: 32px;
  height: 32px;
  border: 3px solid var(--border);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin 1s linear infinite;
  margin: 0 auto 12px;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

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

@media (max-width: 768px) {
  .product-table th, .product-table td {
    padding: 10px 6px;
    font-size: 12px;
  }

  .name {
    font-size: 13px;
  }

  .order-cell {
    gap: 6px;
  }

  .btn-add {
    padding: 6px 10px;
    font-size: 11px;
  }

  .po-panel {
    flex-direction: column;
    gap: 10px;
  }

  .po-info {
    justify-content: space-between;
    width: 100%;
  }

  .po-actions-left {
    width: 100%;
    justify-content: center;
  }

  .review-total {
    flex-direction: column;
    gap: 6px;
    align-items: flex-start;
  }
}