/* Phase 14 — Project Document & Approval Workspace */
.alpha-document-control{margin:0 0 24px;padding:20px;border:1px solid var(--border);border-radius:16px;background:var(--card);box-shadow:var(--shadow-sm,0 1px 2px rgba(0,0,0,.04))}
.alpha-document-control__head{display:flex;align-items:flex-start;justify-content:space-between;gap:16px;margin-bottom:16px}.alpha-document-control__head h3{margin:2px 0 4px;font-size:18px}.alpha-document-control__head p{margin:0;color:var(--text-muted);max-width:760px}.alpha-document-control__eyebrow{font-size:11px;font-weight:800;letter-spacing:.08em;color:var(--brand);text-transform:uppercase}
.alpha-document-control__metrics{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px;margin:0 0 16px}.alpha-document-control__metric{padding:14px;border:1px solid var(--border);border-radius:12px;background:var(--surface-soft)}.alpha-document-control__metric span{display:block;color:var(--text-muted);font-size:12px}.alpha-document-control__metric strong{display:block;margin-top:5px;font-size:22px;font-variant-numeric:tabular-nums}
.alpha-document-control__tools{display:flex;gap:8px;align-items:center;flex-wrap:wrap;margin-bottom:12px}.alpha-document-control__tools select,.alpha-document-control__tools input{min-height:40px;border:1px solid var(--border);border-radius:10px;background:var(--panel);color:var(--text);padding:0 12px}.alpha-document-control__tools input{flex:1 1 240px}.alpha-document-control__tools button{min-height:40px}
/* GD-DOC-01: thanh công cụ nay dùng chung với lưới (lớp .table-tools). Ô chọn phạm vi phải có
   bề rộng hữu hạn, nếu không nó chiếm trọn một hàng và đẩy Tìm kiếm / Mật độ / Cột xuống dòng. */
.alpha-document-control__tools>.searchable-combobox,
.alpha-document-control__tools>select[data-doc-scope]{flex:0 0 auto;width:min(240px,100%)}
.alpha-document-control__tools>.table-count-badge{margin-left:0}
.alpha-document-control table{width:100%}.alpha-document-control .doc-scope{font-weight:700}.alpha-document-control .doc-code{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:12px}.alpha-document-control .doc-warning{color:var(--warning-text,#92400e)}.alpha-document-control .doc-error{color:var(--danger-text,#b91c1c)}
.alpha-document-control__empty{padding:24px;text-align:center;color:var(--text-muted)}
@media(max-width:900px){.alpha-document-control__metrics{grid-template-columns:repeat(2,minmax(0,1fr))}.alpha-document-control{padding:16px}.alpha-document-control__head{flex-direction:column}}
@media(max-width:520px){.alpha-document-control__metrics{grid-template-columns:1fr}.alpha-document-control__tools>*{width:100%}}