@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&display=swap');

:root {
  --gd-brown: #D18C32;
  --gd-brown-dark: #b8771e;
  --gd-black: #1a1a1a;
  --gd-gray-50: #f9fafb;
  --gd-gray-100: #f3f4f6;
  --gd-gray-200: #e5e7eb;
  --gd-gray-300: #d1d5db;
  --gd-gray-500: #6b7280;
  --gd-gray-700: #374151;
  --gd-gray-900: #111827;
  --gd-white: #ffffff;
  --gd-red: #ef4444;
  --gd-green: #22c55e;
  --gd-radius: 8px;
  --gd-shadow: 0 1px 3px rgba(0,0,0,0.1), 0 1px 2px rgba(0,0,0,0.06);
  --gd-shadow-lg: 0 10px 15px -3px rgba(0,0,0,0.1), 0 4px 6px -2px rgba(0,0,0,0.05);
}

* { margin: 0; padding: 0; box-sizing: border-box; }

body {
  font-family: 'Inter', -apple-system, sans-serif;
  background: var(--gd-gray-50);
  color: var(--gd-gray-900);
  line-height: 1.5;
}

.app-header {
  background: var(--gd-black);
  color: var(--gd-white);
  padding: 16px 32px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.app-header h1 {
  font-size: 1.25rem;
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 12px;
}

.app-header h1 span {
  color: var(--gd-brown);
}

.app-header .status {
  font-size: 0.8125rem;
  color: var(--gd-gray-500);
}

.status-dot {
  display: inline-block;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  margin-right: 6px;
}

.status-dot--ok { background: var(--gd-green); }
.status-dot--error { background: var(--gd-red); }

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 32px;
}

.card {
  background: var(--gd-white);
  border-radius: var(--gd-radius);
  box-shadow: var(--gd-shadow);
  padding: 24px;
  margin-bottom: 24px;
}

.card__title {
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 16px;
  color: var(--gd-gray-900);
}

.controls {
  display: flex;
  gap: 12px;
  align-items: flex-end;
  flex-wrap: wrap;
}

.form-group--grow {
  flex: 1;
  min-width: 220px;
}

.quick-btns button.active,
.quick-btns button:hover {
  background: var(--gd-gray-200);
}

.form-group label {
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--gd-gray-700);
}

.form-group input, .form-group select {
  padding: 8px 12px;
  border: 1px solid var(--gd-gray-300);
  border-radius: 6px;
  font-size: 0.875rem;
  font-family: inherit;
  outline: none;
  transition: border-color 0.15s;
}

.form-group input:focus {
  border-color: var(--gd-brown);
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 20px;
  border: none;
  border-radius: 6px;
  font-size: 0.875rem;
  font-weight: 500;
  font-family: inherit;
  cursor: pointer;
  transition: all 0.15s;
  white-space: nowrap;
}

.btn--primary {
  background: var(--gd-brown);
  color: var(--gd-white);
}

.btn--primary:hover { background: var(--gd-brown-dark); }
.btn--primary:disabled { opacity: 0.5; cursor: not-allowed; }

.btn--outline {
  background: transparent;
  color: var(--gd-gray-700);
  border: 1px solid var(--gd-gray-300);
}

.btn--outline:hover { border-color: var(--gd-gray-500); }

.btn--export {
  background: var(--gd-black);
  color: var(--gd-white);
}

.btn--export:hover { background: #333; }

.btn--sm {
  padding: 6px 12px;
  font-size: 0.8125rem;
}

.quick-btns {
  display: flex;
  gap: 6px;
}

.quick-btns button {
  padding: 6px 12px;
  background: var(--gd-gray-100);
  border: 1px solid var(--gd-gray-200);
  border-radius: 6px;
  font-size: 0.8125rem;
  font-family: inherit;
  cursor: pointer;
  transition: all 0.15s;
}

.quick-btns button:hover {
  background: var(--gd-gray-200);
}

.stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 16px;
  margin-bottom: 24px;
}

.stat-card {
  background: var(--gd-white);
  border-radius: var(--gd-radius);
  box-shadow: var(--gd-shadow);
  padding: 20px;
}

.stat-card__label {
  font-size: 0.8125rem;
  color: var(--gd-gray-500);
  margin-bottom: 4px;
}

.stat-card__value {
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--gd-gray-900);
}

.supplier-list {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.supplier-card {
  background: var(--gd-white);
  border-radius: var(--gd-radius);
  box-shadow: var(--gd-shadow);
  overflow: hidden;
}

.supplier-card__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 24px;
  background: var(--gd-gray-50);
  border-bottom: 1px solid var(--gd-gray-200);
  cursor: pointer;
  user-select: none;
}

.supplier-card__header:hover {
  background: var(--gd-gray-100);
}

.supplier-card__name {
  font-weight: 600;
  font-size: 1rem;
}

.supplier-card__badge {
  background: var(--gd-brown);
  color: var(--gd-white);
  padding: 2px 10px;
  border-radius: 12px;
  font-size: 0.75rem;
  font-weight: 600;
}

.supplier-card__body {
  padding: 0;
  display: none;
}

.supplier-card__body.open {
  display: block;
}

.order-group {
  padding: 16px 24px;
  border-bottom: 1px solid var(--gd-gray-100);
}

.order-group:last-child { border-bottom: none; }

.order-group__header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  margin-bottom: 8px;
  font-size: 0.875rem;
}

.order-group__number {
  font-weight: 600;
  color: var(--gd-brown);
}

.order-group__customer {
  color: var(--gd-gray-500);
}

.order-group__addresses {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
  margin-bottom: 12px;
}

.order-group__address {
  font-size: 0.8125rem;
  color: var(--gd-gray-700);
  padding: 10px 12px;
  background: var(--gd-gray-50);
  border-radius: 6px;
  white-space: pre-line;
  line-height: 1.45;
}

.order-group__address strong {
  display: block;
  color: var(--gd-brown-dark);
  font-size: 0.6875rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  margin-bottom: 4px;
}

.items-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.875rem;
}

.items-table th {
  text-align: left;
  padding: 8px 0;
  font-weight: 500;
  color: var(--gd-gray-500);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  border-bottom: 1px solid var(--gd-gray-200);
}

.items-table td {
  padding: 8px 0;
  border-bottom: 1px solid var(--gd-gray-100);
}

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

.items-table .col-sku { width: 120px; color: var(--gd-gray-500); }
.items-table .col-qty { width: 60px; text-align: center; }
.items-table .col-price { width: 100px; text-align: right; }

.empty-state {
  text-align: center;
  padding: 60px 20px;
  color: var(--gd-gray-500);
}

.empty-state svg {
  width: 48px;
  height: 48px;
  margin-bottom: 16px;
  opacity: 0.4;
}

.empty-state h3 {
  font-size: 1.125rem;
  color: var(--gd-gray-700);
  margin-bottom: 8px;
}

.loading {
  text-align: center;
  padding: 40px;
  color: var(--gd-gray-500);
}

.spinner {
  display: inline-block;
  width: 24px;
  height: 24px;
  border: 3px solid var(--gd-gray-200);
  border-top-color: var(--gd-brown);
  border-radius: 50%;
  animation: spin 0.6s linear infinite;
  margin-bottom: 8px;
}

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

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

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

.file-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin: 0 0 24px;
}

.file-list a {
  display: flex;
  align-items: center;
  background: var(--gd-white);
  color: var(--gd-gray-900);
  text-decoration: none;
  font-size: 0.875rem;
  padding: 12px 16px;
  border-radius: var(--gd-radius);
  box-shadow: var(--gd-shadow);
}

.file-list a:hover {
  color: var(--gd-brown-dark);
}

.toggle {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  font-size: 0.875rem;
  color: var(--gd-gray-700);
  cursor: pointer;
}

.toggle input {
  margin-top: 3px;
}

.alert {
  padding: 12px 16px;
  border-radius: 6px;
  margin-bottom: 16px;
  font-size: 0.875rem;
}

.alert--warning {
  background: #fef3c7;
  color: #92400e;
  border: 1px solid #fde68a;
}

.alert--success {
  background: #dcfce7;
  color: #166534;
  border: 1px solid #bbf7d0;
}

.tabs {
  display: flex;
  gap: 0;
  border-bottom: 2px solid var(--gd-gray-200);
  margin-bottom: 24px;
}

.tab {
  padding: 10px 20px;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--gd-gray-500);
  cursor: pointer;
  border-bottom: 2px solid transparent;
  margin-bottom: -2px;
  transition: all 0.15s;
  background: none;
  border-top: none;
  border-left: none;
  border-right: none;
  font-family: inherit;
}

.tab:hover { color: var(--gd-gray-700); }

.tab.active {
  color: var(--gd-brown);
  border-bottom-color: var(--gd-brown);
}

.tab-count {
  display: inline-block;
  min-width: 1.25rem;
  padding: 1px 7px;
  margin-left: 6px;
  border-radius: 999px;
  background: var(--gd-gray-200);
  color: var(--gd-gray-700);
  font-size: 0.75rem;
  font-weight: 600;
}

.tab.active .tab-count {
  background: var(--gd-brown);
  color: var(--gd-white);
}

.sent-meta {
  font-size: 0.8125rem;
  color: #166534;
  background: #f0fdf4;
  border: 1px solid #bbf7d0;
  padding: 8px 12px;
  border-radius: 6px;
  margin-bottom: 10px;
}

.tab-content { display: none; }
.tab-content.active { display: block; }

.supplier-form {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin-top: 16px;
}

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

.supplier-form input {
  padding: 8px 12px;
  border: 1px solid var(--gd-gray-300);
  border-radius: 6px;
  font-size: 0.875rem;
  font-family: inherit;
  width: 100%;
}

.supplier-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 16px;
  background: var(--gd-gray-100);
  border-radius: 6px;
  margin: 4px;
  font-size: 0.875rem;
}

.supplier-tag__remove {
  cursor: pointer;
  color: var(--gd-red);
  font-weight: bold;
  font-size: 1rem;
  line-height: 1;
}

.supplier-tag__remove:hover { opacity: 0.7; }

.header-right {
  display: flex;
  align-items: center;
  gap: 16px;
}

.btn--logout {
  background: transparent;
  color: var(--gd-white);
  border: 1px solid rgba(255,255,255,0.25);
}

.btn--logout:hover {
  border-color: var(--gd-brown);
  color: var(--gd-brown);
}

.login-body {
  min-height: 100vh;
  background: var(--gd-black);
}

.login-wrap {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
}

.login-card {
  width: 100%;
  max-width: 400px;
  background: var(--gd-white);
  border-radius: 12px;
  box-shadow: var(--gd-shadow-lg);
  padding: 36px 32px;
}

.login-card h1 {
  font-size: 1.375rem;
  font-weight: 600;
  margin-bottom: 4px;
}

.login-card h1 span {
  color: var(--gd-brown);
}

.login-sub {
  color: var(--gd-gray-500);
  font-size: 0.875rem;
  margin-bottom: 24px;
}

.login-card .form-group {
  margin-bottom: 16px;
}

.login-card .btn--primary {
  width: 100%;
  justify-content: center;
  padding: 10px 20px;
  margin-top: 8px;
}

.login-error {
  color: var(--gd-red);
  font-size: 0.8125rem;
  margin-bottom: 8px;
}

@media (max-width: 700px) {
  .order-group__addresses { grid-template-columns: 1fr; }
}