/* ============================================================
   DataSheet - پنجره نمایش داده شبیه اکسل (AG Grid)
   ============================================================ */

.ds-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.45);
  z-index: 99999;
  display: flex;
  align-items: center;
  justify-content: center;
}

.ds-modal {
  position: fixed;
  width: min(92vw, 1200px);
  height: min(85vh, 780px);
  background: #fff;
  border-radius: 12px;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.4);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  direction: rtl;
  font-family: Vazirmatn, Tahoma, sans-serif;
}

.ds-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 16px;
  background: linear-gradient(180deg, #f7f9fc, #eef1f6);
  border-bottom: 1px solid #e0e5ec;
  user-select: none;
}

.ds-title {
  font-weight: 700;
  font-size: 15px;
  color: #1e3a5f;
}

.ds-tools { display: flex; gap: 8px; }

.ds-btn {
  border: 1px solid #d4dae3;
  background: #fff;
  color: #33475b;
  border-radius: 8px;
  padding: 6px 14px;
  font-size: 13px;
  cursor: pointer;
  font-family: inherit;
}
.ds-btn:hover { background: #eef3fb; }
.ds-close { padding: 6px 10px; color: #c0392b; }

.ds-body { flex: 1 1 0; min-height: 0; padding: 0; overflow: hidden; }
.ds-grid { width: 100%; height: 100%; }

/* ردیف مجموع (پایین گرید) */
.ag-row-pinned-bottom {
  font-weight: 700;
  background: #eef5ff !important;
  border-top: 2px solid #bcd6f2;
}
.ag-row-pinned-bottom .ag-cell { color: #1e5ba8; }
body.dark-theme .ag-row-pinned-bottom { background: #243348 !important; }
body.dark-theme .ag-row-pinned-bottom .ag-cell { color: #9fc4f0; }

.ds-footer {
  padding: 8px 16px;
  font-size: 12px;
  color: #6b7a8d;
  border-top: 1px solid #e0e5ec;
  background: #f7f9fc;
  text-align: center;
}

.ds-num-cell { text-align: right; }

/* دکمه باز کردن جدول داخل پیام چت */
.ds-open-btn {
  display: inline-block;
  margin: 6px 0;
  padding: 8px 16px;
  border: 1px solid #cfe0f2;
  background: #f0f7ff;
  color: #1e6bb8;
  border-radius: 10px;
  cursor: pointer;
  font-family: inherit;
  font-size: 13px;
  font-weight: 600;
}
.ds-open-btn:hover { background: #e2effd; }
.ds-open-btn .ds-count { color: #6b7a8d; font-weight: 400; }
.ds-open-btn .ds-open-hint { color: #9aa7b5; font-size: 12px; font-weight: 400; }

.ds-placeholder {
  margin: 8px 0;
  padding: 12px;
  border: 1px dashed #cfe0f2;
  border-radius: 10px;
  background: #fafcff;
}
.ds-loading { color: #8a97a8; font-size: 13px; }

/* دارک مود */
body.dark-theme .ds-modal { background: #1c2330; }
body.dark-theme .ds-header { background: #242c3b; border-color: #333d4f; }
body.dark-theme .ds-title { color: #e6edf5; }
body.dark-theme .ds-btn { background: #2a3446; color: #d5deea; border-color: #3a4558; }
body.dark-theme .ds-footer { background: #242c3b; border-color: #333d4f; color: #8fa0b5; }