* { box-sizing: border-box; }

body {
  font-family: -apple-system, "Segoe UI", Arial, sans-serif;
  font-size: 11pt;
  color: #111;
  background: #f4f4f6;
  margin: 0;
  padding: 0;
}

a { color: #1f4e90; }

.app-header {
  background: #111;
  color: #fff;
  padding: 24px 32px 18px;
  border-bottom: 4px solid #d4b400;
}
.app-header h1 { margin: 0 0 4px 0; font-size: 22pt; }
.app-header .subtitle { font-size: 10pt; opacity: 0.85; }

.app-main {
  max-width: 1100px;
  margin: 0 auto;
  padding: 32px;
}

.app-footer {
  text-align: center;
  font-size: 9pt;
  color: #666;
  padding: 18px;
  border-top: 1px solid #ddd;
  background: #fff;
}

/* Dropzone */
.dropzone {
  border: 3px dashed #999;
  border-radius: 8px;
  padding: 60px 24px;
  text-align: center;
  background: #fff;
  transition: all 0.2s ease;
}
.dropzone.dragging {
  border-color: #1f4e90;
  background: #eef5ff;
}
.dz-icon { font-size: 48pt; margin-bottom: 12px; }
.dz-text { font-size: 14pt; margin-bottom: 16px; }
.dz-or { display: block; color: #888; margin: 8px 0; font-size: 10pt; }
.dz-button {
  display: inline-block;
  padding: 12px 28px;
  background: #111;
  color: #fff;
  border-radius: 4px;
  cursor: pointer;
  font-size: 11pt;
  font-weight: 500;
}
.dz-button:hover { background: #333; }
.dz-help { font-size: 9.5pt; color: #888; margin-top: 24px; }

/* Loading */
#loading { text-align: center; padding: 60px 24px; }
.loading-spinner {
  display: inline-block;
  width: 40px;
  height: 40px;
  border: 4px solid #eee;
  border-top-color: #1f4e90;
  border-radius: 50%;
  animation: spin 1s linear infinite;
  margin-bottom: 18px;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* Error */
.error {
  background: #fff;
  border-left: 4px solid #c00;
  padding: 16px 20px;
  border-radius: 4px;
  color: #800;
}

/* Results */
.results {
  background: #fff;
  border-radius: 8px;
  box-shadow: 0 1px 3px rgba(0,0,0,0.1);
  padding: 32px;
  margin-top: 16px;
}
.results-actions {
  display: flex;
  gap: 8px;
  margin-bottom: 24px;
  padding-bottom: 16px;
  border-bottom: 1px solid #eee;
}
.btn {
  padding: 10px 20px;
  background: #111;
  color: #fff;
  border: none;
  border-radius: 4px;
  cursor: pointer;
  font-size: 10.5pt;
  font-weight: 500;
}
.btn:hover { background: #333; }
.btn-secondary {
  background: #fff;
  color: #111;
  border: 1px solid #ccc;
}
.btn-secondary:hover { background: #f5f5f5; }

/* Result content */
.result h1 {
  font-size: 16pt;
  margin: 0 0 4px 0;
  border-bottom: 2px solid #000;
  padding-bottom: 6px;
}
.result h2 {
  font-size: 12pt;
  margin: 22px 0 8px 0;
  background: #111;
  color: #fff;
  padding: 5px 10px;
}
.result .meta {
  margin: 8px 0 14px 0;
  font-size: 10pt;
}
.result .meta div { margin: 2px 0; }
.result .meta strong { display: inline-block; min-width: 110px; }
.result table {
  border-collapse: collapse;
  width: 100%;
  margin: 4px 0 12px 0;
  font-size: 10pt;
}
.result th, .result td {
  border: 1px solid #555;
  padding: 5px 8px;
  text-align: left;
  vertical-align: top;
}
.result th {
  background: #e8e8e8;
  font-weight: bold;
}
.result td.cab { width: 60px; text-align: center; font-weight: bold; }
.result td.code { width: 200px; font-family: Consolas, "Courier New", monospace; font-size: 9.5pt; }
.result td.qty { width: 60px; text-align: center; }
.result td.amount { text-align: right; font-family: Consolas, "Courier New", monospace; }
.result .badge-uncertain { background: #fff7d6; color: #6b5500; padding: 1px 6px; border-radius: 3px; font-size: 9pt; }
.result .note {
  background: #fff7d6;
  border: 1px solid #d4b400;
  padding: 10px 14px;
  margin: 14px 0;
  font-size: 10pt;
}
.result .footer {
  margin-top: 18px;
  padding-top: 8px;
  border-top: 1px solid #999;
  font-size: 8.5pt;
  color: #555;
}

.hidden { display: none !important; }

/* Print */
@page { size: letter; margin: 0.5in; }
@media print {
  body { background: #fff; }
  .app-header, .app-footer, .no-print, .dropzone { display: none !important; }
  .app-main { padding: 0; max-width: none; }
  .results { box-shadow: none; padding: 0; margin: 0; }
  .result h2 { page-break-after: avoid; }
  .result tr { page-break-inside: avoid; }
  .result thead { display: table-header-group; }
}