* { box-sizing: border-box; }
body { font-family: system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, sans-serif; margin: 0; background: #f7f8fa; color: #222; }
.container { max-width: 1000px; margin: 24px auto; padding: 0 16px; }
h1 { margin: 0 0 16px; }
.upload-form { display: flex; gap: 8px; margin-bottom: 12px; }
.upload-form input[type=file] { flex: 1; }
.summary { margin: 8px 0 16px; color: #555; }
.bulk-actions { display: flex; align-items: center; gap: 12px; margin-bottom: 8px; }
.bulk-actions .danger { background: #d32f2f; color: #fff; border: none; padding: 6px 10px; border-radius: 6px; cursor: pointer; }
.bulk-actions .danger:hover { background: #b71c1c; }

.files-table { width: 100%; border-collapse: collapse; background: #fff; border-radius: 8px; overflow: hidden; }
.files-table th, .files-table td { padding: 10px 12px; border-bottom: 1px solid #eee; }
.files-table thead { background: #f0f2f5; }
.files-table tbody tr:hover { background: #fafafa; }
.files-table td.empty { text-align: center; color: #777; }
.files-table a { color: #1976d2; text-decoration: none; }
.files-table a:hover { text-decoration: underline; }
.files-table .danger { background: #ef5350; color: #fff; border: none; padding: 6px 10px; border-radius: 6px; cursor: pointer; }
.files-table .danger:hover { background: #e53935; }

.pagination { display: flex; gap: 6px; margin-top: 12px; align-items: center; }
.pagination .page { display: inline-block; padding: 4px 8px; border: 1px solid #ddd; border-radius: 6px; background: #fff; color: #333; text-decoration: none; }
.pagination .page:hover { background: #f6f6f6; }
.pagination .current { background: #1976d2; color: #fff; border-color: #1976d2; }
.pagination .ellipsis { color: #999; }
:root { --primary: #1976d2; --bg: #f7f8fa; --card: #fff; --border: #e5e7eb; --text: #1f2937; --muted: #6b7280; --danger: #d32f2f; }
body { background: var(--bg); color: var(--text); }

.uploader-card { background: var(--card); border: 1px solid var(--border); border-radius: 12px; padding: 16px; margin: 12px 0 16px; box-shadow: 0 2px 8px rgba(0,0,0,0.04); }
.dropzone { border: 2px dashed var(--border); border-radius: 12px; padding: 24px; text-align: center; transition: background 0.2s ease, border-color 0.2s ease; cursor: pointer; }
.dropzone .dz-content { display: flex; align-items: center; justify-content: center; gap: 12px; flex-wrap: wrap; }
.dropzone .dz-icon { font-size: 28px; }
.dropzone .dz-text { color: var(--muted); }
.dropzone.dragover { background: #f0f6ff; border-color: var(--primary); }
.primary { background: var(--primary); color: #fff; border: none; padding: 8px 12px; border-radius: 8px; cursor: pointer; }
.primary:hover { filter: brightness(1.05); }

.progress-list { margin-top: 12px; display: flex; flex-direction: column; gap: 10px; }
.progress-item { background: #fff; border: 1px solid var(--border); border-radius: 10px; padding: 10px; }
.pi-head { display: flex; justify-content: space-between; align-items: center; margin-bottom: 6px; }
.pi-name { font-weight: 600; }
.pi-status { font-size: 12px; color: var(--muted); }
.pi-status.success { color: #2e7d32; }
.pi-status.error { color: var(--danger); }
.pi-bar { width: 100%; height: 8px; background: #f3f4f6; border-radius: 999px; overflow: hidden; }
.pi-progress { height: 100%; width: 0; background: linear-gradient(90deg, #79b8ff, #1f78ff); transition: width 0.15s ease; }

.results { margin-top: 16px; }
.results h3 { margin: 6px 0 8px; }
#results-list { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: 6px; }
#results-list li a { color: var(--primary); }
#results-list li .copy { margin-left: 8px; padding: 4px 8px; border-radius: 6px; border: 1px solid var(--border); background: #fff; cursor: pointer; }
#results-list li .copy:hover { background: #f9fafb; }
.muted { color: var(--muted); margin-left: 6px; }

/* Tinh chỉnh bảng */
.files-table { margin-top: 8px; }
.files-table thead { background: #f3f4f6; }
.files-table .danger { background: #ef5350; }